Patent Publication Number: US-2022226793-A1

Title: Soda machine having sub-unit locked

Description:
CROSS-REFERENCE TO RELATED APPLICATION(S) 
     This application is a 371 International Patent Application No. PCT/CN2020/090848, filed on May 18, 2020, which claims the priority and benefit of Chinese patent application number 201920726200.3, filed May 20, 2019 with China National Intellectual Property Administration, the entire contents of which are incorporated herein by reference. 
    
    
     TECHNICAL FIELD 
     The present Patent relates to a soda machine. 
     BACKGROUND ART 
     At present, in the prior art, a soda machine comprises a main body, a main unit and a sub-unit, wherein the main body comprises a housing, a base, a steel cylinder provided in the housing, an air outlet mechanism fitted with the steel cylinder and a pivot cavity provided at one side of the upper part of the housing. The main unit comprises an upper cover, an air inlet support, a sub-unit support, an air inlet seat provided on the air inlet support and an air outlet nozzle. A pivot seat plate is provided on the upper cover. A half shaft is provided on the pivot seat plate. A locking protrusion is provided in the sleeve of the air inlet support. The sub-unit comprises a sub-unit upper housing, a positioning seat, a sub-unit main body, a sub-unit bottom cover, an exhaust device provided on the sub-unit main body, a conical ring, a water bottle interface and a soda bottle. The positioning seat is provided with a spiral locking groove. The pivot seat plate extends into the pivot cavity. The half shaft is rotatably fitted with the shaft hole. The locking protrusion is fitted with the spiral locking groove. In a working state, the soda bottle is vertical to the horizontal plane. In another state, the main unit and the sub-unit rotate together for a certain angle, and then the sub-unit is disassembled. The existing problem is that in the working state, the main unit can be separated from the sub-unit by rotating the sub-unit. It is inconvenient to operate, and there is a hidden danger of gas leakage during erroneous operation. 
     SUMMARY 
     The purpose of the present Patent is to provide a soda machine having a sub-unit locked, which can prevent the sub-unit from rotating with respect to the main unit in the working state, and prevent the sub-unit from rotating erroneously in the working state. 
     The present Patent is realized as follows: a soda machine having a sub-unit locked, comprising a main body, a main unit, and a sub-unit, wherein the main body comprises a housing, a base, a steel cylinder provided in the housing, an air outlet mechanism fitted with the steel cylinder, and a pivot cavity provided at one side of the upper part of the housing, the main unit comprises an upper cover, an air inlet support, a sub-unit support, an air inlet seat provided on the air inlet support and an air outlet nozzle, a pivot seat plate is provided on the upper cover, a half shaft is provided on the pivot seat plate, a locking protrusion is provided in the sleeve of the air inlet support, the sub-unit comprises a sub-unit upper housing, a positioning seat, a sub-unit main body, a sub-unit bottom cover, an exhaust device provided on the sub-unit main body, a conical ring, a water bottle interface and a soda bottle, the positioning seat is provided with a spiral locking groove, the pivot seat plate extends into the pivot cavity, the half shaft is rotatably fitted with the shaft hole, and the locking protrusion is fitted with the spiral locking groove; wherein a guide cylinder is provided on the air inlet support, a guide groove penetrating through the wall thickness of the guide cylinder is provided on the guide cylinder, and the guide cylinder is communicated with the sleeve through a guide hole provided on the top plate of the sleeve; 
     the main unit further comprises a shifting block holder, a shifting block, a locking stopper, and a pressure spring; 
     the shifting block holder is provided with a pivot groove; 
     the shifting block comprises a pivot head, a substrate part and an inclined pressing plate part; 
     the locking stopper comprises a cylindrical head, a locking lever part provided at the lower end of the cylindrical head and a transverse rod part radially connected with the cylindrical head; 
     the pivot head is inserted into the pivot groove, the pivot head is pivoted with the pivot groove through a fixed shaft, an end part of a substrate part is fitted with the shifting block holder at the upper part and the lower part of the pivot groove for stopping; a locking lever part of the locking stopper penetrates through the pressure spring and a guide hole to extend into a sleeve, the cylindrical head is in sliding fit with a guide cylinder, the locking lever part is in sliding fit with the guide hole, a transverse rod part is in sliding fit with the guide groove and extends out of the guide groove; the transverse rod part is in sliding fit with an inclined pressing plate part; in one state, the inclined pressing plate part presses the transverse rod part, and the lower end of the locking lever part extends into a locking groove; in another state, the inclined pressing plate is separated from the transverse rod part, and the lower end of the locking lever is separated from the locking groove. 
     According to the soda machine having a sub-unit locked, the soda machine further comprises a longitudinal plate and a driven rod provided at the lower part of the longitudinal plate, wherein the longitudinal plate is connected with the transverse rod part; 
     the inclined pressing plate part is fitted with the driven rod. 
     The present Patent relates to a soda machine having a sub-unit locked. Since such a structure is used, the main unit and the sub-unit are locked together to prevent an erroneous operation in the working state, and the sub-unit is disassembled to effectively prevent gas leakage. After the work is completed, it is convenient to assemble or disassemble the sub-unit. 
    
    
     
       BRIEF DESCRIPTION OF THE DRAWINGS 
         FIG. 1  is a perspective view of the present Patent. 
         FIG. 2  is a perspective exploded view of the present Patent. 
         FIG. 3  is a perspective view of the present Patent with the upper cover removed. 
         FIG. 4  is a sectional view of the present Patent. 
         FIG. 5  is a view A-A of  FIG. 4 . 
         FIG. 6  is a perspective exploded view of a sub-unit according to the present Patent. 
     
    
    
     DETAILED DESCRIPTION OF THE EMBODIMENTS 
     The present Patent will be further described with reference to the attached drawings. 
     As shown in  FIG. 1 , a soda machine having a sub-unit locked comprises a main body  1 , a main unit  2  and a sub-unit  3 , wherein the main body  1  comprises a housing  4 , a base  5 , a steel cylinder  6  provided in the housing, an air outlet main body  7 , an air outlet main body seat  71 , an air outlet mechanism  72  provided on the air outlet main body  7  and fitted with the steel cylinder, and a pivot cavity  8  provided at one side of the upper part of the housing. The main unit  2  comprises an upper cover  9 , an air inlet support  10 , a sub-unit support  11 , an air inlet seat  12  provided on the air inlet support and an air outlet nozzle  13 . A pivot seat plate  91  is provided on the upper cover  9 . A half shaft is provided on the pivot seat plate  91 . As shown in  FIG. 5 , a locking protrusion  1011  is provided in the sleeve  101  of the air inlet support  10 . The sub-unit  3  comprises a sub-unit upper housing  14 , a positioning seat  15 , a sub-unit main body  16 , a sub-unit bottom cover  17 , an exhaust device  18  provided on the sub-unit main body, a conical ring  19 , a water bottle interface  20  and a soda bottle  21 . The positioning seat  15  is provided with a spiral locking groove  151 . The pivot seat plate  91  extends into the pivot cavity  8 . The half shaft is rotatably fitted with the shaft hole. The locking protrusion is fitted with the spiral locking groove  151 . In the working state shown in  FIG. 1  and  FIG. 4 , gas from the steel cylinder  6  enters the sub-unit  3  through the air outlet mechanism  72 , the air inlet seat  12  and the air outlet nozzle  13 . 
     A guide cylinder  102  is provided on the air inlet support  10 , a guide groove  103  penetrating through the wall thickness of the guide cylinder is provided on the guide cylinder  102 , and the guide cylinder  102  is communicated with the sleeve  101  through a guide hole  104  provided on the top plate of the sleeve  101 . 
     The main unit further comprises a shifting block holder  22 , a shifting block  23 , a locking stopper  24 , and a pressure spring  25 . 
     The shifting block holder  22  is provided with a pivot groove  221 . 
     The shifting block  23  comprises a pivot head, a substrate part  231  and an inclined pressing plate part  232 . 
     The locking stopper  24  comprises a cylindrical head  241 , a locking lever part  242  provided at the lower end of the cylindrical head and a transverse rod part  243  radially connected with the cylindrical head. 
     The pivot head of the shifting block  23  is inserted into the pivot groove  221 . The pivot head is pivoted with the pivot groove through a fixed shaft. An end part of a substrate part  231  is fitted with the shifting block holder  22  at the upper part and the lower part of the pivot groove for stopping. A locking lever part  242  of the locking stopper  24  penetrates through the pressure spring  25  and a guide hole  104  to extend into a sleeve  101 . The cylindrical head  241  is in sliding fit with a guide cylinder  102 . The locking lever part  242  is in sliding fit with the guide hole  104 . A transverse rod part  242  is in sliding fit with the guide groove  103  and extends out of the guide groove  103 . The transverse rod part  243  is in sliding fit with an inclined pressing plate part  232 . 
     The locking stopper  24  further comprises a longitudinal plate  244  and a driven rod  245  provided at the lower part of the longitudinal plate, wherein the longitudinal plate  244  is connected with the transverse rod part  243 . 
     The inclined pressing plate part  232  is fitted with the driven rod  245 . 
       FIG. 1 ,  FIG. 4 , and  FIG. 5  are in the working state. In the working state, the inclined pressing plate part  232  presses the driven rod  245 . The end of the substrate part  231  of the shifting block  23  is fitted with the upper part of the shifting block holder  22  for stopping. The lower end of the locking lever  242  extends into the locking groove  151 . In the working state, the sub-unit  3  cannot rotate with respect to the main unit  2 . 
     In the state shown in  FIG. 4 , the main unit  2  and the sub-unit  3  rotate counterclockwise together. When the main unit  2  and the sub-unit  3  rotate, the inclined pressing plate part  232  of the shifting block  23  is in sliding fit with the driven rod  25  until the inclined pressing plate part  232  is separated from the driven rod, and the end of the substrate part  231  of the shifting block  23  is fitted with the lower part of the shifting block holder  22 . Under the action of the pressure spring  25 , the locking stopper  24  moves upward, and the locking lever part  242  is separated from the locking groove  151 . The sub-unit  3  is rotated, and the sub-unit  3  is separated from the main unit  2 . 
     The above is only the preferred embodiment of the present Patent. It should be pointed out that several improvements and modifications can be made without departing from the principle of the present Patent for those skilled in the art, which is also regarded as the scope of protection of the present Patent.