CN203676899U

CN203676899U - Electric cooker

Info

Publication number: CN203676899U
Application number: CN201420074256.2U
Authority: CN
Inventors: 陈国富
Original assignee: TAIZHOU YUESHEN ELECTRIC APPLIANCE Co Ltd
Current assignee: TAIZHOU YUESHEN ELECTRIC APPLIANCE Co Ltd
Priority date: 2014-02-20
Filing date: 2014-02-20
Publication date: 2014-07-02
Anticipated expiration: 2024-02-20

Abstract

The utility model relates to an electric cooker which comprises a base plate, a socket, a cooker body, a heating pipe, a heating starting device and a temperature control device. The socket is fixed on the base plate, the cooker body is placed on the base plate, a grounded ground pole is welded to the bottom of the cooker body and inserted into a jack of the socket to be communicated with the grounded electrode of a power line, the heating pipe is fixed outside the cooker body, the heating starting device senses the temperature of the cooker body and starts the heating pipe to conduct heating, the heating temperature is set by the temperature control device, and heating of the heating pipe is controlled according to the sensed temperature of the cooker body. The electric cooker is convenient o wash, and the using safety can be further guaranteed.

Description

Electric cooker

Technical Field

The utility model relates to a cooking container especially relates to electric pot.

Background

The electric cooker is a container for processing food and is widely used in daily life of people. The fryer is a common electric cooker. The prior art fryers suffer from the following drawbacks: firstly, the currently used deep fryer adopts a heating pipe which is directly arranged in a container and is directly contacted with processing oil, so that the container is difficult to clean after being used; second, since the electric heating tube is in direct contact with the basket net for frying, it is easy to rub the electric heating tube and the temperature control part attached to the electric heating tube, thereby causing damage.

SUMMERY OF THE UTILITY MODEL

The utility model provides a to the above defect among the prior art, provide a arrange heating pipe and temperature control device in the outside novel electric pot of heating vessel.

According to an aspect of the present invention, there is provided an electric rice cooker including: a base plate; the socket is fixed on the bottom plate; the pot body is placed on the bottom plate, a grounding column for grounding is welded at the bottom of the pot body, and the grounding column is inserted into a jack of the socket to be connected with a grounding electrode of a power line; the heating pipe is fixed outside the pot body; the heating starting device senses the temperature of the pot body and starts the heating of the heating pipe; and the temperature control device sets the heating temperature and controls the heating of the heating pipe according to the sensed temperature of the pot body.

According to another aspect of the invention, the heating tube is fixed at the bottom outside the pot body, and the outlet end of the heating tube is provided with a binding post for connecting with a socket and is inserted into two electrode holes of the socket through the binding post.

According to still another aspect of the present invention, a heating starting apparatus includes: the temperature sensing block is positioned on the upper surface of the bottom plate so as to sense the temperature of the pot body when the bottom of the pot body is contacted with the upper surface of the temperature sensing block; the two micro switches are arranged on the bottom plate and are in a normally open state; and the sliding plate is arranged on the temperature sensing block and moves downwards along with the temperature sensing block so as to extrude the micro switches in a normally open state, so that the two micro switches are respectively closed to communicate the circuit and enable the heating pipe to be in a heating preparation state.

According to still another aspect of the present invention, a temperature control device includes: a rotary button which rotates to start heating of the heating pipe and set a heating temperature; the temperature controller is fixed at one end of the temperature controller to receive the sensed temperature of the pot body, is used for adjusting the temperature under the rotation of the rotary button when the temperature is in a set range, and is disconnected when the temperature of the pot body reaches the set heating temperature so as to stop the heating pipe from working; and one end of the temperature limiting controller is fixed on the temperature sensing block to receive the sensed temperature of the pot body, and when the temperature of the pot body exceeds the preset highest heating temperature, the temperature limiting controller (10 b) works and cuts off the circuit to stop heating the heating pipe.

According to still another aspect of the present invention, an indicating apparatus includes: the power-on indicator lamp is turned on when the power line is connected; and a heating indicator lamp which is turned on when the heating pipe starts heating and is turned off when the heating pipe stops heating.

According to yet another aspect of the invention, the temperature adjustment range of the rotary knob is 0-190 ℃.

According to still another aspect of the present invention, the electric rice cooker further comprises: the cover shell is arranged in the pot body.

According to still another aspect of the present invention, the electric rice cooker further comprises: the control box is fixed on one side of the housing, wherein the rotary button, the power-on indicator lamp and the heating indicator lamp are arranged on the upper surface of the control box, and the temperature controller and the temperature limiting controller are assembled in the control box.

According to another aspect of the invention, the control box is composed of a box body front part and a box body rear part which are fixed with each other, wherein the box body rear part is fixed on the cover casing through screws; the rotary button, the power-on indicator light and the heating indicator light are arranged on the upper surface of the rear portion of the box body.

According to another aspect of the invention, the control box is further internally provided with an isolation unit which divides the internal space of the control box into an upper space and a lower space, the temperature controller and the temperature limiting controller are assembled in the upper space, and the lower space stores the power line.

According to still another aspect of the present invention, the electric rice cooker further comprises: the base, the bottom plate and the housing are fixed on the base.

According to still another aspect of the present invention, the electric rice cooker further comprises: the pot cover covers the upper part of the pot body when in use.

According to still another aspect of the present invention, the electric rice cooker further comprises: the basket net is arranged in the pot body, and one side of the upper end of the basket net is connected with a handle.

According to another aspect of the invention, the heating tube is welded to the bottom of the pan body, and the socket is fixed to the bottom plate by screws.

It is to be understood that both the foregoing general description and the following detailed description of the present invention are exemplary and explanatory and are intended to provide further explanation of the invention as claimed.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principle of the invention. In the drawings:

fig. 1 is a perspective view of an electric rice cooker according to the present invention.

Fig. 2 is a longitudinal sectional perspective view of the electric rice cooker according to the present invention.

Fig. 3 is a longitudinal sectional view of an electric rice cooker according to the present invention.

Fig. 4 is a longitudinal sectional view of the lower part of the electric pot according to the present invention.

Fig. 5 is an exploded perspective view of the electric rice cooker according to the present invention.

Fig. 6 is a sectional exploded view of the electric rice cooker according to the present invention.

Fig. 7 is a perspective view of a heating pipe of an electric rice cooker according to the present invention.

Fig. 8 is an exploded perspective view of a socket of an electric rice cooker according to the present invention.

Fig. 9 is a perspective view of the mutual position of the heating tube and the socket of the electric rice cooker after being assembled according to the present invention.

Fig. 10 is an exploded perspective view of a heating starting device of an electric rice cooker according to the present invention.

Fig. 11 is a longitudinal sectional view of a heating starting apparatus of an electric pot according to the present invention.

Fig. 12 is a perspective view showing the mutual positions of the heating pipe and the heating starting device of the electric rice cooker according to the present invention after they are assembled.

Fig. 13 is a perspective view showing the mutual positions of the heating pipe, the heating starting device and the socket of the electric rice cooker after being assembled between the cooker body and the bottom plate according to the present invention.

Fig. 14 is a perspective view showing the mutual positions of the base plate of the electric rice cooker after being assembled with the socket and the heating starting device according to the present invention.

Fig. 15 is a schematic view of the connection relationship between the bottom plate and the temperature sensing block of the electric cooker, the temperature controller and the temperature limiting controller according to the present invention.

Detailed Description

Embodiments of the present invention will now be described in detail with reference to the accompanying drawings.

Fig. 1 is a perspective view of an electric rice cooker according to the present invention. Fig. 2 is a longitudinal sectional perspective view of the electric rice cooker according to the present invention. Fig. 3 is a longitudinal sectional view of an electric rice cooker according to the present invention. Fig. 4 is a longitudinal sectional view of the lower part of the electric pot according to the present invention. Fig. 5 is an exploded perspective view of the electric rice cooker according to the present invention. Fig. 6 is a sectional exploded view of the electric rice cooker according to the present invention.

As shown in fig. 1-6, the electric rice cooker of the present invention comprises: a bottom plate 6; the socket 8, the socket 8 is fixed on the bottom plate 6; the pot body 3 is placed on the bottom plate 6, the bottom of the pot body 3 is welded with a grounding column 31 for grounding, and the grounding column is inserted into a jack of the socket 8 to connect with a grounding electrode of a power line; the heating pipe 4 is fixed outside the pot body 3; a heating starting device which senses the temperature of the pot body 3 and starts heating of the heating pipe 4; and a temperature control device which sets a heating temperature and controls heating of the heating pipe 4 according to the sensed temperature of the pot body 3.

In one embodiment, the heating tube 4 is fixed at the bottom of the outer part of the pot body 3, and the outlet end of the heating tube 4 is provided with a terminal 41 for connecting with the socket 8 and is inserted into two electrode holes 81 of the socket 8 through the terminal 41.

In one embodiment, the heat starting means comprises: a temperature sensing block 13, the temperature sensing block 13 is connected to the upper surface of the bottom plate 6 so as to sense the temperature of the pot body 3 when the bottom of the pot body 3 contacts with the upper surface of the temperature sensing block 13; the two micro switches 13a are in a normally open state, and are arranged on a bracket 13c, and the bracket 13c is fixed on the bottom plate 6; and a sliding plate 13b, wherein the sliding plate 13b is arranged on the temperature sensing block 13 and moves downwards along with the temperature sensing block to press the micro switches 13a in a normally open state, so that the two micro switches 13a are respectively closed to communicate a circuit and make the heating pipe 4 in a heating preparation state.

In one embodiment, a temperature control device comprises: a rotary button 9a, the rotary button 9a is installed on the temperature controller 10a, and the heating pipe 4 can be started to heat and the heating temperature can be set by rotating the rotary button 9 a; a temperature controller 10a, one end of the temperature controller 10a is fixed to the temperature sensing block 13 to receive the sensed temperature of the pot body 3, the temperature controller 10a is used for adjusting the temperature under the rotation of the rotary button when the temperature is within a set range, and is disconnected when the temperature of the pot body 3 reaches a set heating temperature so as to stop the operation of the heating pipe 4; and a temperature limit controller 10b, one end of the temperature limit controller 10b is fixed to the temperature sensing block 13 to receive the sensed temperature of the pot body 3, and when the temperature of the pot body 3 exceeds a preset maximum heating temperature, the temperature limit controller 10b works to disconnect the circuit to stop heating the heating pipe 4. The preset maximum heating temperature is a value preset at the factory, and is higher than the maximum value of the temperature adjustment range of the rotary button 9a, and is generally about 220 ℃.

In one embodiment, the indication means comprises: an energization indicating lamp 9b, the energization indicating lamp 9b being lighted when the power line is turned on; and a heating indicator lamp 9c, the heating indicator lamp 9c being turned on when the heating pipe 4 starts heating, and being turned off when the heating pipe 4 stops heating.

In one embodiment, the temperature adjustment range of the rotary button 9a is 0-190 ℃. In one embodiment, the operating temperature range for the fryer is 130 ℃ to 190 ℃.

In one embodiment, the electric rice cooker further comprises: the encloser 5 and the pot body 3 are arranged in the encloser 5.

In one embodiment, the electric rice cooker further comprises: and a control box fixed on one side of the housing 5, for example, by screws, wherein a rotary button 9a, an energizing indicator lamp 9b and a heating indicator lamp 9c are provided on the upper surface of the control box, and a temperature controller 10a and a temperature limit controller 10b are assembled in the assembled control box. In one embodiment, referring to fig. 5 and 6, the control box is composed of a box front 11a and a box rear 11c fixed to each other. In one embodiment, the case front 11a and the case back 11c are fixed by screws to constitute an integrated control box. Wherein the rear part 11c of the case is fixed to the housing 5 by screws. The rotary button 9a, the energization lamp 9b and the heating lamp 9c are provided on the upper surface of the cabinet rear portion 11 c. The control box is also internally provided with an isolation unit 11b, the isolation unit 11b isolates the internal space of the control box into an upper space and a lower space, and electrical control elements, such as a temperature controller 10a and a temperature limiting controller 10b, are arranged in the upper space, so that the use safety is ensured. The lower space can store the power cord, thus reducing the storage space and increasing the aesthetic degree of the appearance of the electric cooker.

In one embodiment, the electric rice cooker further comprises: the base 7, the bottom plate 6 and the cover 5 are fixed on the base 7 by screws.

In one embodiment, the electric rice cooker further comprises: the pot cover 1 is covered on the upper part of the pot body 3 when in use.

In one embodiment, the electric rice cooker further comprises: a basket net 2, the basket net 2 is arranged in the pot body 3, and one side of the upper end of the basket net 2 is connected with a handle 21. The basket net 2 can be filled with food to be processed. The basket net 2 is provided with a handle 21, so that the basket net 2 is convenient to put in and take out, and oil is convenient to drain when the basket net 2 is taken out after frying.

In one embodiment, the heating tube 4 is welded at the bottom of the pot body 3, and the socket 8 and the temperature sensing block 13 are connected to the bottom plate 6 through screws. The temperature sensing block 13 is tightly attached to the bottom of the pan body 3 under the action of the spring force.

In one embodiment, the temperature sensing block 13 is located on the upper surface of the base plate 6.

Fig. 7 is a perspective view of a heating pipe of an electric rice cooker according to the present invention. As shown in fig. 7, the heating tube 4 of the electric cooker of the present invention has two terminals 41 for inserting into two electrode holes of the socket respectively.

Fig. 8 is an exploded perspective view of a socket of an electric rice cooker according to the present invention. As shown in fig. 8, the socket 8 of the electric rice cooker of the present invention has two electrode holes 81 for inserting two terminals of the heating pipe respectively.

Fig. 9 is a perspective view of the mutual position of the heating tube and the socket of the electric rice cooker after being assembled according to the present invention. As shown in fig. 9, the heating tube 4 is assembled with the socket 8 by inserting the two terminals 41 of the heating tube 4 into the two electrode holes 81 of the socket 8.

Fig. 10 is an exploded perspective view of a heating starting device of an electric rice cooker according to the present invention. Fig. 11 is a longitudinal sectional view of a heating starting apparatus of an electric pot according to the present invention. Referring to fig. 5, 6, 10 and 11, the heating starting apparatus includes: a temperature sensing block 13, the temperature sensing block 13 is connected to the upper surface of the bottom plate 6 so as to sense the temperature of the pot body 3 when the bottom of the pot body 3 contacts with the upper surface of the temperature sensing block 13; the two micro switches 13a are in a normally open state, and are arranged on a bracket 13c, and the bracket 13c is fixed on the bottom plate 6; the sliding plate 13b and the sliding plate 13b are mounted on the temperature sensing block 13 and move downwards along with the temperature sensing block to press the normally open micro switches 13a, so that the two micro switches 13a are respectively closed, and the heating pipe 4 is in a heating preparation state.

Fig. 12 is a perspective view showing the mutual positions of the heating pipe and the heating starting device of the electric rice cooker according to the present invention after they are assembled. In the structure diagram, the heating pipe 4 is welded on the pan body 3, the upper plane of the temperature sensing block 13 is attached on the pan body 3, the temperature sensing block 13 is connected on the bottom plate 6 by screws, a spring is arranged between the lower surface of the temperature sensing block 13 and the upper surface of the bottom plate 6, the sliding plate 13b is fixed on the temperature sensing block 13 by screws, the support 13c is fixed on the bottom plate 6, and the microswitch 13a is fixed on the support.

Fig. 13 is a perspective view showing the mutual positions of the heating pipe, the heating starting device and the socket of the electric rice cooker after being assembled between the cooker body and the bottom plate according to the present invention. The socket 8 is fixed on the bottom plate 6 of the electric cooker. The pot body 3 is placed on the bottom plate 6. The heating pipe 4 is fixed at the bottom outside the pot body 3. In one embodiment, the heating tube 4 is welded to the bottom of the exterior of the body 3. The heating tube 4 is inserted into two electrode holes (81 shown in fig. 9) of the socket 8 through terminals (41 shown in fig. 9). The heating start means senses the temperature of the pot body 3 and starts heating of the heating pipe 4. The heating starting device comprises: a temperature sensing block 13; a bracket 13 c; two micro switches 13 a; and a slide plate 13 b. The structure of the heating starting device is described in detail in fig. 10 and 11, and will not be described in detail.

Fig. 14 is a perspective view showing the mutual positions of the bottom plate 6 of the electric rice cooker according to the present invention after being assembled with the socket 8 and the heating starting means 13. In this configuration, the socket 8 is fixed to the base plate 6 by screws, the heating actuator 13 is connected to the base plate 6 by screws or springs, and the heating actuator 13 is movable up and down slightly on the base plate 6. The temperature measuring ends of the temperature controller 10a and the temperature limiting controller 10b are arranged in the temperature sensing block 13, and the other ends are arranged in a control box (not shown).

Fig. 15 is a schematic view of the connection relationship between the bottom plate and the temperature sensing block of the electric cooker, the temperature controller and the temperature limiting controller according to the present invention. In the structure, a temperature sensing block 13 is connected to a bottom plate through a screw and a spring, temperature measuring heads of a temperature controller 10a and a temperature limiting controller 10b are fixed on the temperature sensing block 13, and main bodies of the temperature controller 10a and the temperature limiting controller 10b are arranged in an upper space formed by

control boxes

11a and 11c and are respectively fixed on the control box 11c through screws.

The working principle of the electric cooker of the present invention is described below with reference to fig. 1-15.

In use, the pot body 3 is firstly placed in the housing 5. With the downward movement of the pot body 3, the grounding pole 31 installed on the pot body 3 is inserted into the jack of the socket 8 to connect the grounding pole of the power line. Then, the heating tube 4 welded on the pot body 3 is inserted into the two electrode holes 81 of the socket 8 through the two terminals 41 installed on the outlet end of the heating tube 4, and at this time, the connection between the power line and the heating tube 4 is still in a disconnected state.

With the continuous downward movement of the pot body 3, the bottom of the pot body 3 contacts the upper plane of the temperature sensing block 13, and the temperature sensing block 13 moves downward together with the pot body 3, so that the sliding plate 13b mounted on the temperature sensing block 13 also moves downward. The slide plate 13b presses the two normally open microswitches 13a mounted on the base plate 6 to make them contact, and the two microswitches 13a are respectively closed to be electrically connected and make the heating pipe 4 in a heating preparation state. The pot body 3 is placed on the bottom plate 6. In the state where the circuit is connected, the heating pipe 4 is operated by rotating and turning on the rotary knob 9 a.

A certain amount of edible oil is added, the power supply of the power line is switched on, and the power-on indicator lamp 9b is on at the moment. In one embodiment, the power on indicator light 9b is a red indicator light. And rotating the button 9a, wherein the button 9a drives the temperature controller 10a to rotate to set the heating temperature so as to start heating the heating pipe 4, and at the moment, the heating indicator lamp 9c is turned on. In one embodiment, the heating indicator light 9c is green. When the heating temperature reaches the set heating temperature, the temperature controller 10a opens the electric circuit, stops heating the heating pipe 4, and turns off the heating indicator lamp 9 c.

The utility model discloses an electric pot has several advantages, one, wash the convenience, use up the back directly wash can, two, the security is good, electric part multiple protection, isolated with external when using, do not have the problem of damage, guaranteed the security of using.

It will be apparent to those skilled in the art that various modifications and variations can be made to the above-described exemplary embodiments of the present invention without departing from the spirit and scope of the invention. Thus, it is intended that the present invention cover the modifications and variations of this invention provided they come within the scope of the appended claims and their equivalents.

Claims

1. An electric rice cooker comprising:

a base plate (6);

the socket (8), the said socket (8) is fixed on bottom plate (6);

the pot body (3) is placed on the bottom plate (6), a grounding column (31) for grounding is welded at the bottom of the pot body (3), and the grounding column is inserted into a jack of the socket (8) to be connected with a grounding electrode of a power line;

the heating pipe (4), the heating pipe (4) is fixed outside the pot body (3);

a heating start device which senses the temperature of the pan body (3) and starts heating of the heating tube (4); and

a temperature control device that sets a heating temperature and controls heating of the heating pipe (4) according to the sensed temperature of the pot body (3).

2. The electric cooking pan according to claim 1, characterized in that the heating tube (4) is fixed at the bottom outside the pan body (3), the outlet end of the heating tube (4) is provided with a terminal (41) for connecting the socket (8) and is inserted into two electrode holes (81) of the socket (8) through the terminal (41).

3. The electric kettle of claim 1, wherein said heating activating means comprises:

the temperature sensing block (13) is positioned on the upper surface of the bottom plate (6) so as to sense the temperature of the pot body (3) when the bottom of the pot body (3) is contacted with the upper surface of the temperature sensing block (13);

a bracket (13 c) fixed to the base plate (6);

the two micro switches (13 a) are mounted on the bracket (13 c) and are in a normally open state; and

the sliding plate (13 b) is arranged on the temperature sensing block (13) and moves downwards along with the temperature sensing block to extrude the micro switches (13 a) in a normally open state, so that the two micro switches (13 a) are respectively closed to communicate a circuit and enable the heating pipe (4) to be in a heating preparation state.

4. The electric rice cooker as claimed in claim 1, wherein the temperature control means comprises:

a rotary button (9 a), the rotary button (9 a) being rotated to start heating of the heating pipe (4) and set a heating temperature;

a temperature controller (10 a), one end of the temperature controller (10 a) is fixed on the temperature sensing block (13) to receive the sensed temperature of the pot body (3), when the temperature is in a set range, the temperature controller (10 a) is used for adjusting the temperature under the rotation of a rotary button, and is disconnected when the temperature of the pot body (3) reaches a set heating temperature so as to stop the heating pipe (4); and

a temperature limiting controller (10 b), wherein one end of the temperature limiting controller (10 b) is fixed on the temperature sensing block (13) to receive the sensed temperature of the pot body (3), and when the temperature of the pot body (3) exceeds a preset maximum heating temperature, the temperature limiting controller (10 b) works to break a circuit to stop heating the heating pipe (4).

5. The electric kettle of claim 4, wherein the indicating means comprises:

an energization indicating lamp (9 b), the energization indicating lamp (9 b) being lighted when the power supply line is turned on; and

a heating indicator lamp (9 c), the heating indicator lamp (9 c) being lit up when the heating tube (4) starts heating, and being extinguished when the heating tube (4) stops heating.

6. The electric kettle of claim 4, wherein the temperature adjustment range of the rotary button is 0-190 ℃.

7. The electric rice cooker of claim 1, further comprising:

the pot body (3) is arranged in the housing (5).

8. The electric rice cooker of claim 7, further comprising:

a control box (11 a,11 b, 11 c), said control box (11 a,11 b, 11 c) being fixed on one side of said casing (5), wherein,

the rotary button (9 a), the power-on indicator lamp (9 b) and the heating indicator lamp (9 c) are arranged on the upper surface of the control box,

the temperature controller (10 a) and the temperature limiting controller (10 b) are assembled in the control box.

9. Electric cooking pot as defined in claim 8, characterised in that the control box consists of a front box part (11 a) and a rear box part (11 c) fixed to each other,

wherein,

the rear part (11 c) of the box body is fixed on the housing 5 through screws,

the rotary button (9 a), the power-on indicator lamp (9 b) and the heating indicator lamp (9 c) are disposed on an upper surface of the rear portion (11 c) of the case.

10. The electric cooker according to claim 9, wherein an isolation unit (11 b) is further provided inside the control box, the isolation unit (11 b) divides the inner space of the control box into an upper space and a lower space, the temperature controller (10 a) and the temperature limiting controller (10 b) are assembled in the upper space, and the lower space houses a power cord.

11. The electric rice cooker of claim 1, further comprising:

the base (7), bottom plate (6) and housing (5) are through fixing on base (7).

12. The electric rice cooker of claim 1, further comprising:

the pot cover (1) covers the upper part of the pot body (3) when in use.

13. The electric rice cooker of claim 1, further comprising:

the basket net (2) is arranged in the pot body (3), and one side of the upper end of the basket net (2) is connected with a handle (21).

14. Electric cooking pot according to claim 1, characterized in that the heating tube (4) is welded to the bottom of the pot body (3) and the socket (8) is fixed to the bottom plate (6) by means of screws.