CN215127481U

CN215127481U - Temperature controller

Info

Publication number: CN215127481U
Application number: CN202121913444.6U
Authority: CN
Inventors: 李俞辛
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-16
Filing date: 2021-08-16
Publication date: 2021-12-14
Anticipated expiration: 2031-08-16

Abstract

The utility model discloses a temperature controller, which comprises a temperature controller base, wherein a temperature controller top cover is arranged above the temperature controller base, and a movable cavity is arranged inside the temperature controller top cover; the temperature sensor is installed in the movable cavity, a conductive contact is arranged in the temperature sensor, memory metal is arranged at the lower end of the conductive contact, a conductive rod is installed at the lower end of the memory metal, a power supply seat is installed at the lower end of the conductive rod, a conductive point is arranged in the power supply seat, and a reset spring is installed below the temperature sensor. Compared with the prior art, the utility model provides a temperature controller possesses following beneficial effect: this temperature controller plays and reduces power transmission technology production flow, improves equipment product efficiency, reduces and hands over after sale, has realized a new technology, can accurate response cook temperature, realizes reducing traditional magnet steel, lever, installation and the precision of copper spare contact.

Description

Temperature controller

Technical Field

The utility model relates to an electricity rice cooker on-off control technical field specifically is the temperature controller.

Background

An electric cooker, also called as an electric cooker, is a cooker which converts electric energy into heat energy, has multiple operation functions of steaming, boiling, stewing and the like on food, is convenient to use, safe and reliable, can cook food, can preserve heat, is clean and sanitary to use, has no pollution, saves time and labor, is one of indispensable tools for household labor modernization, and a temperature controller is equipment for realizing the on-off control of the electric cooker.

The temperature controller of current electric rice cooker generally adopts traditional structure, by magnet steel control temperature, adopts lever principle to carry out the contact electrically conductive, makes the dish that generates heat work, and its structural principle has the inefficiency that appears in the installation, and the quality is unstable, and we propose the temperature controller.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a temperature controller to the temperature controller that proposes current electric rice cooker in solving above-mentioned background art generally all adopts traditional structure, by magnet steel controlled temperature, adopts lever principle to carry out the contact electrically conductive, makes the dish that generates heat work, and its structural principle has the inefficiency in the installation, the unstable problem of quality.

In order to achieve the above object, the utility model provides a following technical scheme: the temperature controller includes:

the temperature controller comprises a temperature controller base, a temperature controller top cover is arranged above the temperature controller base, and a movable cavity is formed in the temperature controller top cover;

the temperature sensor is installed in the movable cavity, a conductive contact is arranged in the temperature sensor, memory metal is arranged at the lower end of the conductive contact, a conductive rod is installed at the lower end of the memory metal, a power supply seat is installed at the lower end of the conductive rod, a conductive point is arranged in the power supply seat, and a reset spring is installed below the temperature sensor.

Preferably, the temperature sensor penetrates through the movable cavity, and the temperature sensor is elastically connected with the temperature controller base through a return spring.

Preferably, the conductive contact is electrically connected with the memory metal, and the memory metal is in contact with the conductive rod.

Preferably, the temperature controller base is further provided with:

and the connecting compass is welded on the outer wall of the temperature controller base, and a threaded hole is formed in the connecting compass.

Preferably, the temperature controller top cover still is equipped with:

the limiting sliding groove is formed in the inner wall of the movable cavity, and a limiting sliding block is arranged inside the limiting sliding groove.

Preferably, the temperature sensor can slide up and down in the movable cavity through a limiting sliding block and a limiting sliding groove, and the limiting sliding block is connected with the temperature sensor in a welding mode.

Preferably, the temperature controller top cover still is equipped with:

and the heat dissipation fan is installed on the inner wall of the top cover of the temperature controller in a threaded manner, and heat dissipation holes are formed above the heat dissipation fan.

Preferably, temperature sensor's input electricity is connected with switch, switch's output electricity is connected with coupler, heat preservation lamp and heated board, be connected with fuse and the lamp of cooking between coupler electricity and the heated board to and parallelly connected the dish that generates heat on the lamp of cooking.

Compared with the prior art, the utility model provides a temperature controller possesses following beneficial effect: this temperature controller plays and reduces power transmission technology production flow, improves equipment product efficiency, reduces and hands over after sale, has realized a new technology, can accurate response cook temperature, realizes reducing traditional magnet steel, lever, installation and the precision of copper spare contact.

1. The utility model discloses a clamping piece temperature sensor can accurate response cooking temperature, realizes reducing the exactness of traditional magnet steel, lever, copper spare contact to when the electrically conductive contact contacts the temperature that the rice cooker inner bag transmitted, the memory metal in the sensor reaches the critical point of temperature and deforms automatically, thereby realizes the hole outage, provides the guarantee for the use of electric rice cooker;

2. the utility model realizes the up-and-down movement of the temperature sensor in the movable cavity through the limit slide block, the limit slide groove and the reset spring, when the inner container of the electric cooker is placed on the conductive contact, the temperature sensor moves downwards, the conductive rod is contacted with the conductive contact to realize the power-on, otherwise, the power-off is realized;

3. the utility model discloses a cooling fan dispels the heat with the inside of thermovent to temperature controller base, avoids overheated leading to the fact the influence to temperature sensor in the temperature controller base, and then influences the whole operation of this temperature controller, brings danger for electric rice cooker's use.

Drawings

FIG. 1 is a schematic view of the structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

fig. 3 is a schematic view of the external structure of the temperature sensor of the present invention;

fig. 4 is a schematic diagram of the internal structure of the temperature sensor of the present invention;

fig. 5 is a schematic diagram of the circuit structure of the present invention.

In the figure: 1. a thermostat base; 2. a compass is connected; 3. a threaded hole; 4. a top cover of the temperature controller; 5. a temperature sensor; 6. a conductive contact; 7. a movable cavity; 8. heat dissipation holes; 9. a limiting slide block; 10. a limiting chute; 11. a return spring; 12. a heat radiation fan; 13. a conductive rod; 14. a conductive point; 15. a power supply base; 16. a memory metal.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1 and 3, the thermostat includes: the connecting compass 2 is welded on the outer wall of the temperature controller base 1, and a threaded hole 3 is formed in the connecting compass 2; the limiting sliding groove 10 is formed in the inner wall of the movable cavity 7, and a limiting sliding block 9 is installed inside the limiting sliding groove 10; the temperature sensor 5 can slide up and down in the movable cavity 7 through a limiting slide block 9 and a limiting slide groove 10, and the limiting slide block 9 is connected with the temperature sensor 5 in a welding manner; a heat radiation fan 12, which is installed on the inner wall of the top cover 4 of the temperature controller by screw threads, and a heat radiation hole 8 is arranged above the heat radiation fan 12; the inside of the temperature controller base 1 is cooled through the cooling fan 12 and the cooling holes 8, so that the influence of overheating in the temperature controller base 1 on the temperature sensor 5 is avoided, the overall operation of the temperature controller is further influenced, and danger is brought to the use of the electric cooker.

As shown in fig. 2, 4 and 5, the thermostat includes: the temperature controller comprises a temperature controller base 1, wherein a temperature controller top cover 4 is arranged above the temperature controller base 1, and a movable cavity 7 is formed inside the temperature controller top cover 4; a temperature sensor 5 mounted inside the movable chamber 7; the input end of the temperature sensor 5 is electrically connected with a power switch, the output end of the power switch is electrically connected with a coupler, a heat preservation lamp and a heat preservation plate, and a fuse, a rice cooking lamp and a heating disc which is connected on the rice cooking lamp in parallel are electrically connected between the coupler and the heat preservation plate; a conductive contact 6 is arranged inside the temperature sensor 5, and a memory metal 16 is arranged at the lower end of the conductive contact 6; the conductive contact 6 is electrically connected with the memory metal 16, and the memory metal 16 is in contact with the conductive rod 13; the clamp piece temperature sensor 5 can accurately sense the cooking temperature, so that the accuracy of the traditional magnetic steel, lever and copper part contacts is reduced, and when the conductive contact 6 contacts the temperature transmitted by the inner container of the electric cooker, the memory metal 16 in the sensor automatically deforms when reaching the temperature critical point, so that the power failure of the ground hole is realized, and the use of the electric cooker is guaranteed; a conductive rod 13 is arranged at the lower end of the memory metal 16, a power supply seat 15 is arranged at the lower end of the conductive rod 13, a conductive point 14 is arranged in the power supply seat 15, and a return spring 11 is arranged below the temperature sensor 5; the temperature sensor 5 penetrates through the movable cavity 7, and the temperature sensor 5 is elastically connected with the temperature controller base 1 through a return spring 11; the temperature sensor 5 can move up and down in the movable cavity 7 through the limiting slide block 9, the limiting slide groove 10 and the reset spring 11, when the inner container of the electric cooker is placed on the conductive contact 6, the temperature sensor 5 moves down, the conductive rod 13 is in contact with the conductive point 14, the electrification is realized, and otherwise, the outage is realized.

The working principle is as follows: when the temperature controller is used, firstly, the temperature controller is installed in an electric cooker through a connecting compass 2 and a threaded hole 3, then the inner container of the electric cooker is placed above the temperature controller, the inner container of the electric cooker is contacted with a conductive contact 6, the conductive contact 6 is pushed by pressure to push a temperature sensor 5 to slide downwards in a movable cavity 7 through a limiting slide block 9 and a limiting slide groove 10, further, a conductive rod 13 is driven to move downwards and is contacted with a conductive point 14 on a power supply seat 15, meanwhile, a reset spring 11 is compressed, secondly, as shown in figure 5, a power line can be inserted into a coupler to be electrified, a heat preservation lamp is lightened to carry out heat preservation work, a power switch key is pressed to switch a cooking function, the cooking lamp is lightened, the conductive contact 6 in the temperature sensor 5 is electrified to carry out heating work on a heating plate, further, the inner container of the electric cooker is heated to carry out cooking work, after cooking, the temperature reaches 100 ℃ to 150 ℃, when the temperature sensor 5 detects the temperature transmitted by the inner container of the electric cooker, the memory metal 16 in the temperature sensor 5 automatically deforms when reaching the temperature critical point, so that the memory metal 16 is disconnected with the conducting rod 13, the power supply is stopped to heat the heating disc, the constant temperature switching state is carried out, the heat insulation plate carries out heat insulation work with 40W power, finally, the heat radiation fan 12 on the inner wall of the top cover 4 of the temperature controller is electrified to work, the heat radiation is carried out in the temperature controller base 1 through the heat radiation holes 8, and the working principle of the temperature controller is the working principle.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The temperature controller, its characterized in that includes:

the temperature controller comprises a temperature controller base (1), wherein a temperature controller top cover (4) is installed above the temperature controller base (1), and a movable cavity (7) is formed in the temperature controller top cover (4);

temperature sensor (5), it installs the inside in activity chamber (7), the inside of temperature sensor (5) is provided with conductive contact (6), the lower extreme of conductive contact (6) is provided with memory metal (16), conducting rod (13) are installed to the lower extreme of memory metal (16), power seat (15) are installed to the lower extreme of conducting rod (13), the inside of power seat (15) is provided with conductive point (14), reset spring (11) are installed to the below of temperature sensor (5).

2. A thermostat according to claim 1, characterized in that the temperature sensor (5) penetrates inside the movable chamber (7), and the temperature sensor (5) is elastically connected to the thermostat base (1) by a return spring (11).

3. A thermostat according to claim 1, characterized in that the conductive contact (6) is electrically connected to a memory metal (16), and the memory metal (16) is in contact with the conductive rod (13).

4. A thermostat according to claim 1, characterized in that the thermostat base (1) is further provided with:

the connecting compass (2) is welded on the outer wall of the temperature controller base (1), and a threaded hole (3) is formed in the connecting compass (2).

5. A thermostat according to claim 1, characterized in that the thermostat top cover (4) is further provided with:

the limiting sliding groove (10) is arranged on the inner wall of the movable cavity (7), and a limiting sliding block (9) is arranged inside the limiting sliding groove (10).

6. A temperature controller according to claim 5, characterized in that the temperature sensor (5) is moved up and down in the movable cavity (7) by a limit slide block (9) and a limit slide groove (10), and the limit slide block (9) is welded with the temperature sensor (5).

7. A thermostat according to claim 1, characterized in that the thermostat top cover (4) is further provided with:

and the heat radiation fan (12) is installed on the inner wall of the temperature controller top cover (4) in a threaded manner, and heat radiation holes (8) are formed above the heat radiation fan (12).

8. The temperature controller according to claim 1, wherein the input end of the temperature sensor (5) is electrically connected with a power switch, the output end of the power switch is electrically connected with a coupler, a heat preservation lamp and a heat preservation plate, and a fuse, a rice cooking lamp and a heating plate connected in parallel on the rice cooking lamp are electrically connected between the coupler and the heat preservation plate.