Abstract:
Disclosed is a shower head with a single-point touch switch. The shower head comprises a ball head component, a water-distributing unit, a switching unit and a wedge block. The ball head component has a protruding seat, and the protruding seat has a connection slot on its lower part. The water distributing unit is mounted on the swing component. The switching unit comprises a sliding bar and a switching disc. The wedge block is slidably connected with the water distributing unit and has an upward wedge on one side; and the upward wedge coordinates with the connecting slot. Sliding movement of the wedge block and sliding movement of sliding bars constitute an interlinking connection relationship. It is simple in structure, stable in configuration, and easy to operate.

Description:
FIELD OF THE INVENTION 
       [0001]    The present invention relates to a shower device, especially to a point touch switch shower head. 
       BACKGROUND OF THE INVENTION 
       [0002]    In Chinese patent database, it is published with a single point touch shower of utility model in Dec. 1, 2010, the application is the same application of the present invention; the single point touch shower includes a fixation unit, an outlet and a switching mechanism. The fixation unit is disposed with an inlet waterway to connect to the water resource. The outlet is connected to the fixation unit in swinging way, and is disposed with several outlet functions, the switching mechanism includes a first ratchet, a stop catch and a driving mechanism, the first ratchet is connected to the outlet in freely rotating way, the stop catch is connected to the first ratchet and the outlet to limit the first ratchet to rotate backwards, the driving mechanism is connected to the first ratchet and the fixation unit to change the relatively swinging between the outlet and the fixation unit to the relatively rotating between the first ratchet and the outlet, the switch of the several outlet functions is realized by the relatively rotating of the first ratchet and the outlet. The structure of the existing technology is complex, it needs improvement to provide a simple one. 
       SUMMARY OF THE INVENTION 
       [0003]    The present invention is provided with a point touch switch shower head, which overcomes the disadvantage of the existing single-point touch shower that the structure is complex. 
         [0004]    The technical proposal of the present invention to solve the technical problem is as below: 
         [0005]    A point touch switch shower head, includes: 
         [0006]    A ball head component ( 100 ), which includes a swinging piece ( 110 ), the bottom of the side of the swinging piece ( 110 ) is disposed with a protruding seat ( 120 ), a connection slot ( 121 ) is disposed at the lower end of the protruding seat ( 120 ); 
         [0007]    A water distribution unit ( 200 ), which is sleeved on the swinging piece ( 110 ), so that the water distribution unit ( 200 ) can swing with respect to the ball head component ( 100 ); 
         [0008]    A switching unit, which includes a sliding bar ( 310 ) connected to the water distribution unit ( 200 ) and a switching disc ( 320 ) connected to the sliding bar ( 310 ), so that when the sliding bar ( 310 ) slides up and down with respect to the water distribution unit ( 200 ), the sliding bar ( 310 ) can rotate forwards, and when the switching disc ( 320 ) rotates with respect to eh water distribution unit ( 200 ), the switch of the water is implemented; and 
         [0009]    A wedge block ( 400 ), which is connected to the water distribution unit ( 200 ) in sliding way, the wedge block ( 400 ) is disposed with an upward wedge ( 410 ) in one side, the upward wedge ( 410 ) is coupled to the connection slot ( 121 ), so that when the water distribution unit ( 200 ) swings with respect to the ball head component ( 100 ), the wedge block ( 400 ) is driven to slide with respect to the water distribution unit ( 200 ), and the sliding movement of the wedge block ( 400 ) and the sliding movement of sliding bars ( 310 ) constitute an interlinking connection relationship, so that when the wedge block ( 400 ) slides with respect to the water distribution unit ( 200 ), the sliding bar ( 310 ) is driven to slide with respect to the water distribution unit ( 200 ). 
         [0010]    In another preferred embodiment, the sliding line of the sliding bar ( 310 ) and the water distribution unit ( 200 ) is a line (X), the sliding line of the wedge block ( 400 ) and the water distribution unit ( 200 ) is perpendicular to the line (X). 
         [0011]    In another preferred embodiment, the cooperation of the sliding bar ( 310 ) and the water distribution unit ( 200 ) forms to be a mechanical pencil structure. 
         [0012]    In another preferred embodiment, an automatic reposition function is disposed between the water distribution unit ( 200 ) and the ball head component ( 100 ). 
         [0013]    In another preferred embodiment, the water distribution unit ( 200 ) includes a body ( 210 ) and an outlet ( 220 ) fixed inside the body ( 210 ), the body is sleeved on the swinging piece ( 110 ), so that the body ( 210 ) can swing with respect to the ball head component ( 100 ), the outlet ( 220 ) is disposed with several outlet waterways ( 221 ), the sliding bar ( 310 ) and the switching disc ( 320 ) are assembled to the outlet ( 220 ), so that when the switching disc ( 320 ) rotates with respect to the outlet ( 220 ), the outlet waterways ( 221 ) are switched. 
         [0014]    In another preferred embodiment, the wedge block ( 400 ) is connected to the water distribution unit ( 200 ) in sliding forward and backward way; the wedge block ( 400 ) includes two wedge strips ( 420 ) of spaced left and right and a middle strip ( 430 ) fixed between the two wedge strips ( 420 ), the wedge strip ( 420 ) is disposed with an inclined surface fore and back; the top of the sliding bar ( 310 ) is extended out between the two wedge strips ( 420 ); a limiting block ( 440 ) is sleeved on the top of the sliding bar ( 310 ) in rotating way, the limiting block ( 440 ) is supported on the inclined surfaces of the two wedge strips ( 420 ). 
         [0015]    In another preferred embodiment, two sides of the limiting block ( 440 ) are disposed with a roller ( 441 ), two rollers ( 441 ) are respectively connected on the inclined surfaces of the two wedge strips ( 420 ). 
         [0016]    In another preferred embodiment, the body ( 210 ) is fixed with a fixation seat, the fixation seat includes a fixation wall ( 231 ) and a periphery wall ( 232 ) extended downward from the lower periphery of the fixation wall ( 231 ), the periphery wall ( 232 ) is fixed inside the body ( 210 ) in sealing way on the outlet ( 220 ), the fixation wall ( 231 ) is disposed with a water hole ( 233 ); the wedge block ( 400 ) is connected on the fixation wall ( 231 ) in sliding way; the switching disc ( 320 ) is disposed inside the periphery wall ( 232 ), the top of the sliding bar ( 310 ) is freely passing through the fixation wall ( 231 ). 
         [0017]    In another preferred embodiment, the ball head component ( 100 ) further includes a tube ( 130 ), a ball head ( 140 ) and a connection sleeve ( 150 ), the swinging piece ( 110 ) is fixed to the lower portion of the tube ( 130 ), the ball head ( 140 ) is fixed to the upper portion of the tube ( 130 ), the connection sleeve ( 150 ) is sleeved on the outside of the upper portion of the tube ( 130 ); and the body ( 210 ) is sleeved on the outside of the tube ( 130 ), and is supported on the swinging piece ( 110 ). 
         [0018]    Compared to the existing technology, the technical proposal of the present invention has advantages as below:
       1. With the point touch water distribution unit, the water distribution unit can swing with respect to the ball head component, the swinging piece, the protruding seat, with the cooperation of the upward wedge and the connection slot, the wedge block sides, and it drives the sliding bar to slide and rotate to realize switch, the structure is simple, the mechanism is stable, it works at a low voltage, the operation is convenient;   2. The sliding bar and the water distribution unit are cooperated to form an mechanical pencil structure to cooperate with the swinging block to slide, the structure is simple and the mechanism is stable;   3. An automatic reposition function is disposed between the water distribution unit and the ball head component to cooperate with the mechanical pencil structure, the structure is simple and the mechanism is stable;   4. The top end of the sliding bar is extended out of two wedge strips, the limiting block is sleeved on the top end of the sliding bar in rotating way and supported on the inclined surfaces of the two wedge strips, so that the linking connection relationship between the sliding movement of the wedge block and the sliding movement of the sliding bar is simple and reliable;   5. The limiting block is disposed with a roller, the roller is connected on the inclined surface of the wedge strips, it prevents seizing, and the switch is labor-saving and convenient.       
 
     
    
     
       BRIEF DESCRIPTION OF THE DRAWINGS 
         [0024]    The present invention will be further described with the drawings and the embodiments. 
           [0025]      FIG. 1  illustrates the structure of the switch shower head of the preferred embodiment of the present invention. 
           [0026]      FIG. 2  illustrates the breakdown structure of the switch shower head of the preferred embodiment of the present invention. 
           [0027]      FIG. 3  illustrates the sectional view of the switch shower head of the preferred embodiment of the present invention, when the water distribution unit is situated in the middle position. 
           [0028]      FIG. 4  illustrates the sectional view of the switch shower head of the preferred embodiment of the present invention, when the water distribution unit is situated in the swinging position. 
       
    
    
     DETAILED DESCRIPTION OF THE EMBODIMENTS 
       [0029]    Please refer to  FIG. 1  to  FIG. 4 , a point touch switch shower head comprises a ball head component  100 , a water distribution unit  200 , a switching unit and a wedge block  400 . 
         [0030]    The ball head component  100  includes a swinging piece  110 , a tube  130 , a ball head  140  and a connection sleeve  150 , the swinging piece  110  is fixed to the lower portion of the tube  130 , and the bottom of one side of the swinging piece  110  is disposed with a protruding seat  120 , the lower end of which is disposed with a connection slot  121 , the ball head  140  is fixed to the upper portion of the tube  130 , the connection sleeve  150  is sleeved on the outside of the lower portion of the tube  130 . 
         [0031]    The water distribution unit  200  includes a body  210  and an outlet  220  fixed inside the body  210  in sealing way. The body  210  is horn shaped, the periphery of the upper end of the horn body is extended inward to form a ring, the horn body is sleeved on the outside of the tube  130  and the swinging piece  110 , the ring is supported on the swinging piece  110 , so that the body  210  can swing with respect to the ball head component  100 , and the water distribution unit  200  can swing with respect to the ball head component  100 . The outlet  220  is disposed with several outlet waterways  221 , each outlet waterway  221  has an outlet hole in the top surface of the outlet  220 , and these outlet waterways  221  are annularly arranged. 
         [0032]    The body  210  is disposed with a fixation seat, which includes a fixation wall  231  and a periphery wall  232  extended downwards from the lower periphery of the fixation wall  231 , the periphery wall  232  is fixed inside the body  210  in sealing way on the top surface of the outlet  220 , and the periphery wall  232  sleeves these outlet holes, the space inside the body  210 , above the fixation wall  231  and below the ring forms the inlet cavity. In this embodiment, the fixation wall  231  is disposed with a water hole  233 . Preferred, the outlet  220  is convex with a ring wall, the periphery wall is screwed inside the ring wall. 
         [0033]    In this embodiment, the water flowing from the water resource flows into the inlet cavity through the ball head  140  and the tube  130 , and then flows into the fixation seat from the inlet cavity through the water hole  233 . 
         [0034]    In this embodiment, an automatic reposition function is disposed between the body  210  of the water distribution unit  200  and the ball head component  100 , the water distribution unit  200  is hanging to the ball head component  100 , the automatic reposition is realized under the work of the gravity, as request, a reposition component  500  is disposed between the swinging piece  110  and the body  210 . 
         [0035]    The switching unit includes a sliding bar  310  and a switching disc  320 , the sliding bar  310  is connected to the outlet  220 , the switching disc  320  is connected to the sliding bar  310 , so that when the sliding bar  310  slides up and down along the axis X of the water distribution unit  200  with respect to the outlet  220 , the switching disc  320  is driven to rotate forwards, and the outlet waterways  221  are switched by the relative rotation of the switching disc  320  and the outlet  220 . In this embodiment, the switching disc  320  is disposed inside the periphery wall  232  of the fixation seat, the switching disc  320  is disposed with a throughout hole, water inside the cavity of the fixation seat enters into the outlet waterways  221  through the throughout hole to realize waterways switch. In this embodiment, the sliding bar  310 , the water distribution unit  200  and the reposition device are cooperated to be a mechanical pencil structure. 
         [0036]    The mechanical pencil structure is existing technology, it is generally disposed with a first ratchet in the sliding bar, a second ratchet in the outlet and a third ratchet in the switching disc, thereinto: the sliding bar  310  slides forwards with respect to the outlet  220 , the first ratchet and the third ratchet are cooperated to make the switching disc  320  rotated forward an angle of  12 A, and the reposition device stores energy; the reposition device releases energy and repositions, the sliding bar  310  slides backwards with respect to the sliding bar  310 , the third ratchet and the second ratchet are cooperated to make the switching disc  320  rotated forward an angle of ½A, the sliding bar  310  repositions. In this embodiment, the angle of A is the rotating angle each time a switching needs, in this embodiment, the angle of A is the central angle of two adjacent outlet holes. In this embodiment, the reposition device can include a spring seat  330  fixed inside the sliding bar  310  inside the fixation seat, a first spring  340  is disposed between the fixation wall  231  and the switching disc  320 , a second spring  350  is disposed between the spring seat  330  and the switching disc  320 . 
         [0037]    The wedge block  400  can slide forward and backward and is connected on the fixation wall  231  of the water distribution unit  200 . The wedge block  400  includes two wedge strips  420  of spaced left and right, a middle strip  430  fixed between the two wedge strips  420  and an upward wedge  410  protrude upward in the rear end of the middle strip  430 , the upward wedge  410  is cooperated to the connection slot  121  of the protruding seat  120 , so that when the water distribution unit  200  swings with respect to the ball head component  100 , it can drive the wedge block  400  to slide forward and backward with respect to the fixation wall  231  of the water distribution unit  200 , the wedge strip  420  is disposed with an inclined surface from fore to back. Preferred, a separation limiting block  421  is protruded and disposed at the outside of the two wedge strips  420 . 
         [0038]    The top end of the sliding bar  310  is passing through the fixation wall  231  in rotating and sliding way, and it is extended out of two wedge strips  420 . 
         [0039]    A limiting block  440  is further disposed and it is sleeved on the top end of the sliding bar  310  in rotating way, but it can not slide, the limiting block  440  is supported on the inclined surfaces of the wedge strips  420 , so that the sliding movement of the limiting block  440  and the sliding movement of the sliding bar  310  form a linking connection relationship, so that when the wedge block  400  slides forward and backward with respect to the fixation wall  231  of the water distribution unit  200 , it can drive the sliding bar  310  to slide up and down with respect to the water distribution unit  200 . In this embodiment, two sides of the limiting block  440  are disposed with a roller  441 , two rollers  441  are respectively connected on the inclined surfaces of the two wedge strips  420 , two rollers  441  are situated between two separation limiting block  421 . 
         [0040]    Please refer to  FIG. 3  and  FIG. 4 , (1). The users touches the outlet  220  in a point, making the water distribution unit  200  swung from the middle position to the swinging position with respect to the ball head component  100 , making the water distribution unit  200  swung with respect to eh swinging piece, when swinging, the connection slot of the protruding seat  120  is cooperated to the upward wedge  410  of the wedge block  400 , making the wedge block  400  sliding forward with respect to the fixation wall  231 , with the cooperation of the rollers  440  of the limiting block  440  and the inclined surfaces of the wedge block  400 , the sliding bar  310  slides upwards, when sliding, the switching disc  320  rotates forward with an angle of A/2, when sliding, the first spring  340  and the second spring  350  are repositioned to store energy, the reposition function component  500  stores energy; (2). The user releases his hand, with the energy the gravity and the reposition function component  500  releases, the water distribution unit  200  is repositioned to the middle position from the swinging position, when swinging, the connection slot  121  of the protruding seat  120  is cooperated to the upward wedge  410  of the wedge block  400  to make the wedge block  400  sliding backward with respect to the fixation wall  231 , with the cooperation of the rollers  441  of the limiting block  440  and the inclined surfaces of the wedge block  400  and the energy released from the first spring  340  and the second spring  350 , the sliding bar  310  slides downward, when sliding, the switching disc  320  rotates forward with an angel of A/2; meanwhile, the switching disc  320  rotates forwards with an angel of A, making the throughout hole of the switching disc  320  switched from the first outlet waterway to the second outlet waterway, the switch of waterways is implemented. 
         [0041]    Although the present invention has been described with reference to the preferred embodiments thereof for carrying out the patent for invention, it is apparent to those skilled in the art that a variety of modifications and changes may be made without departing from the scope of the patent for invention which is intended to be defined by the appended claims. 
       INDUSTRIAL APPLICABILITY 
       [0042]    The present invention is provided with a point touch switch shower head, which includes a ball head component, a water distribution unit, a switching unit and a wedge block. When the water distribution unit is touched in a point, the water distribution unit swings with respect to the ball head component, the swinging piece and the protruding seat, with the cooperation of the upward wedge and the connection slot, the wedge block slides to drive the sliding bar to slide and rotate, so that the switch of waterways is complemented, the structure is simple, the mechanism is stable, it can works at a low voltage, and it is operated conveniently.