Abstract:
This utility model provides an electric fryer that is composed of shell, fryer proper, electrothermal components, temperature control components and control box, its electrothermal components, temperature control components and fryer proper are fixed together, the control box can be separated from the fryer proper and the shell. The temperature probe with thermal resistor encapsulated inside and the safety probe with fuse encapsulated inside are tightly held and fixed to the bottom of the fryer proper, its outlets are plugged with the control box when the fryer is in use. When washing, the fryer proper, the shell and the control box can be separated from one another, therefore, the fryer proper and the shell can be bathed in water for washing. This electric fryer is suitable for household use, for it is easy and safe to use, and can be washed thoroughly.

Description:
TECHNICAL FIELD  
         [0001]    The present utility model relates to one kind of electric cooking utensil, and more particularly relates to an electric fryer.  
         TECHNICAL BACKGROUND  
         [0002]    Conventional electric fryers are composed of shell, fryer proper, electrothermal components as well as temperature control unit, the electrothermal components are in contact with the fryer proper and convey heat, while the temperature sensors are fixed on the shell directly or indirectly. Since the temperature sensors (including temperature controller, fuse and thermal resistor) can not be dipped into water, it is very inconvenient while washing the fryer proper and the shell.  
         CONTENTS OF INVENTION  
         [0003]    The purpose of this utility model is to provide an electric fryer where the fryer proper and the temperature control components are coupled together but are separated from the control box and shell so that the fryer proper and the shell can be dipped into water as a whole for washing.  
           [0004]    According to one aspect of this utility model, the electric fryer is composed of shell, fryer proper, electrothermal components, temperature control components as well as control box, which is characterized by that the temperature control components are coupled with the fryer proper and the control circuit that usually can not be dipped into water is installed in a control box, and connection of the fryer proper with the control box adopts plug-in method, a guiding hole is provided on the shell in a position corresponding to outlet of the fryer proper, providing support and guidance for the control box, and the control box can be separated completely from the fryer proper and the shell.  
           [0005]    Temperature control components (including thermal resistor and fuse) are encapsulated in the various metallic probes, the temperature control probe is encapsulated with thermal resistor inside, and its outlet is a two-pole plug, the safety probe is encapsulated with a fuse inside and its outlet is two metallic strips, these two probes are fixed to the bottom of the fryer proper, and their outlets are exposed from wall surface of the fryer proper for connection with the jacks of the control box.  
           [0006]    The circuit is provided inside the control box, and jacks are provided on the side of the control box to correspond with the outlets of the fryer proper, the control box is plugged with the fryer proper through the guiding hole of the shell for power connection.  
           [0007]    The fryer proper, shell and the control box can be separated from one another, and the fryer proper and the shell can be bathed into water for washing.  
           [0008]    According to the second aspect of the utility model, the electric fryer is composed of fryer proper, shell, electrothermal components, temperature control components, heat conducting unit as well as control box, which is characterized by that the electrothermal components, heat conducting components and the fryer proper are coupled together, and the temperature sensors and the control circuit that usually can not be dipped into water are installed in a control box, and connection of the fryer proper with the control box adopts plug-in and suck-in method, a guiding hole is provided on the shell in a position corresponding to outlet of the fryer proper, providing support and guidance for the control box, and the control box can be separated completely from the fryer proper and the shell.  
           [0009]    A heat conducting unit is provided under the fryer proper and an iron block is fixed on the front end of the heat conducting unit; Magnet and iron chip are provided on the front side of the control box in a position corresponding to the heat conducting unit of the fryer proper, and jacks are also provided on the front side of the control box for metallic temperature probe and electrothermal tube, thermal resistor and fuse are encapsulated in the temperature probe which has compressing spring installed in the back.  
           [0010]    When pulling out the control box along the shell, the control box, fryer proper and shell can be separated from each other, and the fryer proper and the shell can be bathed into water for washing.  
           [0011]    According to the third aspect of this utility model, the electric fryer is composed of fryer proper, shell, electrothermal components, temperature control components as well as control box, the electrothermal components and the temperature control components are fixed inside the fryer proper, control circuit is installed inside the control box, and connection of the electrothermal components and the temperature control components with the control box adopts plug-in method, and the control box can be separated from the fryer proper and the shell.  
           [0012]    The temperature control components include fuse and thermal resistor, which are all encapsulated in the bottom of a metallic enclosure; electrothermal tube is also installed at the bottom of the fryer proper, and the two pins of the electrothermal tube are respectively placed on the two outer sides of the temperature control box, and the pins of the temperature control components and the electrothermal tube are all exposed from the outer wall of the fryer proper.  
           [0013]    Control circuit is installed inside the control box, on the end of which are provided jacks in correspondence with the pins of fuse, thermal resistor and electrothermal tube installed at the bottom of the fryer proper; a guiding hole is provided on the shell in correspondence with outgoing pins of the fryer proper, and the control box is plugged with the fryer proper through the guiding hole of the shell for power connection. 
       
    
    
     DESCRIPTION OF THE ATTACHED DRAWINGS  
       [0014]    [0014]FIG. 1 is a schematic for provision of electrothermal components and temperature control components according to the first embodiment of this utility model;  
         [0015]    [0015]FIG. 2 is a schematic for connection between electrothermal components, temperature control components and the control box for according to the first embodiment of this utility model;  
         [0016]    [0016]FIG. 3 is a schematic for provision of electrothermal components, heat conducting components and temerpature sensors according to the second embodiment of this utility model;  
         [0017]    [0017]FIG. 4 is a schematic for connection between electrothermal components, heat conducting components and temerpature sensors according to the second embodiment of this utility model;  
         [0018]    [0018]FIG. 5 is a schematic for provision of electrothermal components and temperature control components according to the third embodiment of this utility model;  
         [0019]    [0019]FIG. 6 is a schematic for connection between electrothermal components, temperature control components and the control box according to the fourth embodiment of this utility model. 
     
    
     DETAILED DESCRIPTION OF THE EMBODIMENTS  
       [0020]    In the drawings:  1 —electrothermal tube  2 —fryer proper  3 —probe holding strip  4 —pin No.  1  of electrothermal tube  5 —jack No.  1  of electrothermal tube  6 —two-pole plug  7 —hole for temperature probe  8 —control box  9 —hole for safety probe  10 —jack No.  2  of electrothermal tube  11 —-pin No.  2  of electrothermal tube  12 —pin of safety probe  13 —safety probe  14 —temperature probe  15 —metallic strip No.  2   16 —arch strip No.  1   17 —arch strip No.  2   18 —two-pole wiring socket  19 —metallic strip No.  1   20 —fuse  21 —thermal resistor  22 —shell  23 —guiding hole  31 —heat conducting unit  32 —pin of electrothermal tube  33 —jack of electrothermal tube  34 —temperature probe of fuse  35 —control box  36 —iron strip  37 —temperature probe of thermal resistor  38 —iron block  39 —electrothermal tube  310 —fryer proper  311 —copper strip  312 —thermal resistor  313 —compression spring No.  1   314 —magnet  315 —fuse  316 —compression spring No.  2   317 —shell  318 —guiding hole  319 —temperature sensor box  320 —pin for fuse  321 —jack for fuse  322 —jack for thermal resistor  323 —pin for thermal resistor  324 —socket  
         [0021]    The following are further descriptions of the embodiments of this utility model in conjunction with these drawings attached:  
         [0022]    First, a description of the first embodiment is given as follows.  
         [0023]    Referring to FIG. 1 and FIG. 2. The first embodiment of the fryer is composed of fryer proper  2 , electrothermal components  1 , temperature control components  13  &amp;  14  as well as control box  8 , the temperature control components  13  &amp;  14  are coupled with the fryer proper  2 , and connection of the fryer proper  2  with the control box  8  adopts plug-in method, where the fryer proper  2  and the control box can be separated, a guiding hole  23  is provided on the shell  22  in a position corresponding to outlet of the fryer proper  2 , providing support and guidance for the control box  8 , and can be completely separated from the control box  8 .  
         [0024]    Temperature control components (including thermal resistor  21  and fuse  20 ) are encapsulated in the various metallic probes, the temperature control probe  14  is encapsulated with thermal resistor  21  inside, and its outlet is a two-pole plug  6 ; the safety probe  13  is encapsulated with a fuse  20  inside and its outlet is two metallic strips  12 , these two probes  13  &amp;  14  are fixed to the bottom of the fryer proper  2  by probe holding strip  3 , and their outlets are exposed from wall surface of the fryer proper  2  for connection with the jacks of the control box  8 .  
         [0025]    Control circuit is provided inside the control box  8 , and jacks  5  &amp;  10  are provided on the side of the control box  8 , metallic strips  15  &amp;  19  are provided inside the jacks which are power supply lead-in of the electrothermal tube  1 ; also provided is jack  7  for the temperature control probe, inside the jack is a two-pole wiring socket  18 , which is the power supply lead-in for thermal resistor  21 ; further provided is jack  9  for the safety probe with arch strips  16  &amp;  17  inside, which are power supply lead-in of fuse  20 .  
         [0026]    When the electric fryer is used to fry food, users can connect the various jacks of control box  8  to the plugs of fryer proper  8  through the guiding hole  23  of the shell  22 , then power is connected and electrothermal tube  1  heats up, and temperature probe  14  and safety probe  13  start to work, heating time of the electrothermal tube is controlled by the control circuit through on and off, where continued heating and over-heat fuse protection are realized in the entire course of preheating, temperature rise and food frying.  
         [0027]    When washing the fryer, the control box is pulled out along the shell, and the fryer proper, shell and control box are separated from each other, thus, except for the control box, the fryer proper, shell and cover can all be washed in water.  
         [0028]    The following is described about the second embodiment of this utility model.  
         [0029]    Referring to FIG. 3 and FIG. 4, in the second embodiment of this utility model, the fryer is composed of fryer proper  310 , electrothermal components  39 , temperature control components, heat conducting unit  31 , shell  317  as well as control box  35 , where the electrothermal components  39 , heat conducting components  31  and the fryer proper  310  are coupled together, and the temperature sensors and the control circuit that usually can not be dipped in water are installed in a control box  35 , and connection of the fryer proper  310  with the control box  35  adopts suck-in method, and the fryer proper  310  and control box  35  can be completely separated from each other, a guiding hole  318  is provided on the shell  317  in a position corresponding to outlet of the fryer proper  310 , providing support and guidance for the control box  35 , and can be completely separated from control box  35 .  
         [0030]    Referring to FIG. 3. A heat conducting unit  31  is provided under the fryer proper  310  and an iron block  38  is fixed on the front end of the heat conducting unit  31 ; two iron strips  36  are provided on the front side of the control box  35  in a position corresponding with the heat conducting unit  31  of the fryer proper, and temperature probes  34  &amp;  37  are provided on the left hand side and right hand side of the iron strip  36 , furthermore, two jacks  33  are provided on the outermost end of the two sides.  
         [0031]    Referring to FIG. 4. In-between the two iron strips  36  inside the control box  35  is a magnet  314 , fuse  315  is encapsulated in the temperature probe  34 , and thermal resistor  312  is encapsulated in temperature probe  37 , and compression springs  313  &amp;  316  are provided in both of the temperature probe, copper strip  311  is provided inside the jack  33  of electrothermal tube.  
         [0032]    When the fryer is used food frying, the control box  35  can get close to fryer proper  310  through the guiding hole  318  of the shell  317 , as a result of magnetic force, the iron strip  36  on the end of control box  35  will tightly close to the iron block  38  of the heat conducting unit, and pin  32  of the electrothermal tube comes in contact with the copper strip  311  inside the jack  33  of the electrothermal tube to get energized, in the meanwhile, temperature probes  34  &amp;  37  come into close contact with the heat conducting unit  31  as a result of the compression springs  313  &amp;  316 , by which reliable temperature sensing of the fryer proper  310  is realized by the temperature probes  34  and  37 , and heating time of the electrothermal component  31  is controlled by the control circuit through on and off, where continued heating and over-heat fuse protection are realized in the entire course of preheating, temperature rise and food frying.  
         [0033]    When washing the fryer, the fryer proper  310  can be separated from the control box  35 , thus, except for the control box, the fryer proper, shell and cover can all be washed in water.  
         [0034]    The following is described about the third embodiment of this utility model.  
         [0035]    Referring to FIG. 5 and FIG. 6. This utility model is composed of shell  317 , fryer proper  2 , electrothermal components  1 , temperature control components  315  and  312  as well as control box  35 , the electrothermal components  1  and the temperature control components  315  and  312  are fixed inside the fryer proper  2 , control circuit that usually can not be bathed in water now is installed inside the control box  35 , and connection of the electrothermal components  1  and the temperature control components  315  and  312  with the control box  35  adopts plug-in method, a guiding hole  318  is provided on shell  317  to match pins  4 ,  5  and  323  on the fryer proper, providing support and guidance for control box  35 , the control box  35  can be separated from the fryer proper  2  and the shell  317  and the fryer proper  2  and shell  317  can be washed in water.  
         [0036]    The temperature control components include fuse  315  and thermal resistor  312 , which are all encapsulated in the bottom of a metallic temperature sensor enclosure  319  and metallic pins  320  and  323  are lead out from the enclosure  319 , the temperature sensor box  319  is fixed at the bottom of the fryer proper  2 , electrothermal tube  1  is also installed at the bottom of the fryer proper  2 , and the two pins of the electrothermal tube  1  are respectively placed on the two outer sides of the temperature sensor enclosure, and the pins  4 ,  320  and  323  of the temperature control components  315  and  312  and the electrothermal tube  1  are all exposed from the outer wall of the fryer proper.  
         [0037]    Control circuit is installed inside the control box  35 , on the end of the control box  35  are provided jacks in correspondence with the pins  4 ,  320  and  323  of electrothermal tube (Jack  33 ), fuse (Jack  321 ) and thermal resistor (Jack  322 ) installed at the bottom of the fryer proper, Jacks  33 ,  321  and  322  on the control box  35  are connected with the various pins  4 ,  320  and  323  of the fryer proper  2 .  
         [0038]    When the electric fryer is used to fry food, the various pins  33 ,  321  and  322  of the control box  35  are connected with pins  320  and  323  of the fryer proper as well as pin  4  of the electrothermal tube through the guiding hole  318  of the shell, then, power is connected and electrothermal tube  1  heats up, and fuse  315  and thermal resistor  312  inside the temperature sensor enclosure  319  start to work, heating time of the electrothermal tube  1  is controlled by the control circuit through on and off, where continued heating and over-heat fuse protection are realized in the entire course of preheating, temperature rise and food frying.  
         [0039]    When washing the fryer, the control box  35  is pulled out along the guiding hole  318  of the shell, and the fryer proper  2 , shell  317  and control box  35  are separated from each other, thus, except for the control box  35 , the fryer proper  2 , shell  317  and cover can all be washed in water.