CN211628985U

CN211628985U - Two-in-one temperature controller module

Info

Publication number: CN211628985U
Application number: CN202020641148.4U
Authority: CN
Inventors: 邱利萍
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-23
Filing date: 2020-04-23
Publication date: 2020-10-02
Anticipated expiration: 2030-04-23

Abstract

A two-in-one temperature controller module comprises a bottom shell and a top cover which is arranged on the bottom shell and can conduct heat, wherein the top cover and the bottom shell surround to form a module inner cavity, a conducting circuit is arranged in the module inner cavity and comprises two groups of touch control switches, and a kick type temperature control assembly and an overheating protection device which are used for controlling the on-off of the two groups of touch control switches are further arranged in the module inner cavity; the temperature controller module of this structure can integrate kick-type temperature control subassembly and overheat protection device, makes two sets of safety structure modularization assemblies, can improve assembly speed, reduces connecting wire, improves production efficiency.

Description

Two-in-one temperature controller module

Technical Field

The utility model relates to an electric heater field specifically is a two unification temperature controller modules.

Background

The coupler is used on the electric heating appliance more, assemble at heating device's central part more, the inside temperature control assembly of coupler is when sensing the temperature and being equal to or surpassing the temperature default, bimetallic strip thermal deformation and promotion prevent dry combustion method switch action, with the disconnection conducting wire, the effect of preventing dry combustion method is realized, however, among the present electric heating appliance, the part adopts automatic water feeding structure, carry out the part to the household utensils through the water inlet of seting up in household utensils bottom central point, consequently the electric heating appliance of this part can not use foretell temperature controller, cause the periphery that kick formula temperature control device and the overheat protection device of originally integrating on the coupler need independently assemble the water inlet, and be connected with the heating tube through many wires, make the assembly process of electric heating appliance become loaded down with trivial details, seriously influence the assembly efficiency of electric heating appliance.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to solve above-mentioned current problem, provide a simple structure, reasonable two unification temperature controller modules, its effect can improve assembly speed, reduces connecting wire, improves production efficiency.

The two-in-one temperature controller module comprises a bottom shell and a top cover which is installed on the bottom shell and can conduct heat, wherein the top cover and the bottom shell surround to form a module inner cavity, a conducting circuit is arranged in the module inner cavity and comprises two sets of touch switches, and a kick type temperature control assembly and an overheating protection device which are used for controlling the on-off of the two sets of touch switches are further installed in the module inner cavity.

The utility model discloses can also adopt following technical measure to solve:

the kick type temperature control assembly comprises a bimetallic strip and an insulating piece, the bimetallic strip is arranged on the top surface of the top cover and abutted against the heating body, and the insulating piece is arranged below the bimetallic strip and movably pressed against one group of touch switches.

The overheat protection device comprises temperature sensing particles, an assembly sleeve and an action push rod, a placement cavity is formed between the assembly sleeve and the top cover, the temperature sensing particles are arranged at the upper end of the placement cavity and are abutted against the top cover, and the action push rod is arranged at the lower end of the placement cavity and extends downwards to be abutted against the other group of touch switches.

One group of touch switches comprises a first movable contact piece and a first fixed contact piece, a first movable contact is installed at the movable end of the first movable contact piece, a first fixed contact is installed at one end of the first fixed contact piece correspondingly, the first movable contact is elastically arranged below the first fixed contact, a first electrode power connection piece extending out of the inner cavity of the module is arranged at the other end of the first fixed contact piece, a first wiring terminal piece extending out of the inner cavity of the module is arranged at the fixed end of the first movable contact piece, an insulating piece is arranged between the bimetallic strip and the movable end of the first movable contact piece, and the insulating piece elastically presses and supports the first movable contact piece after the bimetallic strip deforms at high temperature, so that the first movable contact piece and the first fixed contact piece are separated and powered.

The other group of touch switches comprises a second movable contact piece and a second fixed contact piece, a second movable contact is mounted at the movable end of the second movable contact piece, a second fixed contact is correspondingly mounted at one end of the second fixed contact piece, the second movable contact is elastically arranged above the second fixed contact, a second electrode power connection piece extending out of the cavity of the module is arranged at the other end of the second fixed contact piece, a second wiring terminal piece extending out of the cavity of the module is arranged at the fixed end of the second movable contact piece, the action push rod is pressed against the movable end of the second movable contact piece, and the action push rod releases the pressing against of the second movable contact piece after the temperature sensing particles are dissolved at high temperature, so that the second movable contact piece and the second fixed contact piece are separated and powered off.

The bottom shell and the top cover are arc-shaped or semi-circular, an inner frame which is adaptive to the shape of the inner cavity of the module is arranged between the top cover and the bottom shell, and the inner frame is integrally extended with a guide sleeve which is suitable for the insulation part to slide up and down and an assembly sleeve which forms a placement cavity.

The action push rod comprises a limiting part arranged in the placement cavity, the bottom surface of the limiting part vertically extends to form a push rod part penetrating through the placement cavity, a positioning concave part is formed in the top surface of the limiting part, and a positioning convex part matched with the positioning concave part is arranged on the bottom surface of the temperature sensing particle.

The middle part of top cap has the bracket toward extending outward, installs temperature sensor on the bracket, and the cover is equipped with thermal-insulated silica gel cover between temperature sensor and the bracket.

The temperature sensing particles are hard particles which are changed into powder, liquid or gas after the heating temperature reaches a set value.

And the top cover is provided with a ground wire terminal sheet.

The utility model has the advantages as follows:

the utility model relates to a two unification temperature controller modules, its simple structure, reasonable arrangement, low in production cost, after single temperature controller module assembles the heat-generating body bottom, accomplish two safety structure assembly processes promptly, save the wire that the temperature controller is connected with the heat-generating body, avoid the wire to connect bad problem, the swift facility of whole module dismouting change moreover reduces the assembly process, saves a large amount of assemble duration, improves production efficiency.

Drawings

Fig. 1 is a schematic view of the exploded structure of the present invention.

Fig. 2 is a schematic sectional view of the present invention.

Fig. 3 is an enlarged schematic view of a portion a in fig. 2.

Detailed Description

The present invention will be further explained with reference to the drawings and examples.

As shown in fig. 1 to 3, a two-in-one temperature controller module includes a bottom case 1 and a top cover 2 installed on the bottom case 1 and capable of conducting heat, the top cover 2 and the bottom case 1 surround to form a module inner cavity 3, a conductive circuit is provided in the module inner cavity 3, the conductive circuit includes two sets of touch switches 4, and a kick temperature control assembly 8 and an overheat protection device 9 for controlling on and off of the two sets of touch switches 4 are further installed in the module inner cavity 3.

Its simple structure, reasonable arrangement, low in production cost, after single temperature controller module assembles the heat-generating body bottom, accomplish two safety structure assembly processes promptly, save the wire that the temperature controller is connected with the heat-generating body, avoid the wire to connect bad problem, whole module dismouting is changed swiftly conveniently moreover, reduces the assembly process, saves a large amount of assemble duration, improves production efficiency.

The kick type temperature control assembly 8 comprises a bimetallic strip 801 and an insulating piece 802, the bimetallic strip 801 is arranged on the top surface of the top cover 2 and abuts against the heating body, and the insulating piece 802 is arranged below the bimetallic strip 801 and movably pressed against one group of touch switches 4.

The overheating protection device 9 comprises a temperature sensing particle 91, an assembling sleeve 92 and an action push rod 93, a mounting cavity 94 is formed between the assembling sleeve 92 and the top cover 2, the temperature sensing particle 91 is arranged at the upper end part of the mounting cavity 94 and is abutted against the top cover 2, and the action push rod 93 is arranged at the lower end part of the mounting cavity 94 and extends downwards to extend out of the mounting cavity 94 to be abutted against the other group of touch switches 4.

Because the overheating protection device 9 belongs to disposable protection, the temperature value of the temperature sensing reaction is larger than that of the sudden jump type temperature control component 8, and when the sudden jump type temperature control component 8 is damaged and cannot perform dry burning prevention action, the overheating protection device 9 can play a role in backup protection.

One group of touch switches 4 comprises a first movable contact piece 401 and a first fixed contact piece 402, a first movable contact 4011 is installed at the movable end of the first movable contact piece 401, a first fixed contact 4021 is installed at one end of the first fixed contact piece 402 correspondingly, the first movable contact 4011 is elastically arranged below the first fixed contact 4021, a first electrode contact piece 4022 extending out of a module cavity 3 is arranged at the other end of the first fixed contact piece 402, a first wiring terminal piece 4012 extending out of the module cavity 3 is arranged at the fixed end of the first movable contact piece 401, an insulating piece 802 is arranged between the bimetallic strip 801 and the movable end of the first movable contact piece 401, and the insulating piece 802 elastically presses against the first movable contact piece 401 after the bimetallic strip 801 deforms at a high temperature, so that the first movable contact piece 401 and the first fixed contact piece 402 are separated and powered off.

The other group of touch switches 4 comprises a second movable contact piece 403 and a second fixed contact piece 404, a second movable contact 4031 is installed at the movable end of the second movable contact piece 403, a second fixed contact 4041 is correspondingly installed at one end of the second fixed contact piece 404, the second movable contact 4031 is elastically arranged above the second fixed contact 4041, a second electrode connecting piece 4042 extending out of the module cavity 3 is arranged at the other end of the second fixed contact piece 404, a second terminal connecting piece 4032 extending out of the module cavity 3 is arranged at the fixed end of the second movable contact piece 403, the action push rod 93 is pressed against the movable end of the second movable contact spring 403, after the temperature sensing particles 91 are dissolved at high temperature, the space for the action push rod 93 to move is formed in the mounting cavity 94, the second movable contact piece 403 is released from being pressed, the pressed second movable contact piece 403 is reset, the action push rod 93 is pushed upwards, and the second movable contact piece 403 and the second fixed contact piece 404 are separated and powered off.

The bottom shell 1 and the top cover 2 are arc-shaped or semi-circular, an inner frame 5 adapted to the shape of the inner cavity 3 of the module is arranged between the top cover 2 and the bottom shell 1, and a guide sleeve 501 suitable for the insulating part 802 to slide up and down and an assembly sleeve 92 forming the mounting cavity 94 extend integrally on the inner frame 5; because the center that temperature controller module installation environment includes the heat-generating body is provided with the water inlet and encircles the nearly annular heating tube of circle at the water inlet for leave the region of ring between heating tube and the water inlet, consequently when the temperature controller module that is half-circle ring structure installs in this region, this local shape of adaptation can reduce the space that temperature controller module occupy, makes electric heater's bottom overall arrangement more reasonable, regular.

The assembling sleeve 92 and the inner frame 5 are integrally formed, the top cover 2 is provided with the protruding portion 202 corresponding to the assembling sleeve 92, the protruding portion 202 is in direct contact with the heating body, the influence of an air layer between the top cover 2 and the heating body on temperature conduction can be reduced, and temperature transmission is more accurate.

The action push rod 93 comprises a limiting part 931 arranged in the mounting cavity 94, a push rod part 932 penetrating through the mounting cavity 94 vertically extends from the bottom surface of the limiting part 931, a positioning concave part 933 is formed in the top surface of the limiting part 931, and a positioning convex part 911 matched with the positioning concave part 933 is arranged on the bottom surface of the temperature sensing particle 91; the connection structure enables the temperature sensing particles 91 and the limiting portion 931 to be in concentric positions, thereby facilitating installation and fixation.

A bracket 6 extends outwards from the middle part of the top cover 2, a temperature sensor 7 is installed on the bracket 6, a heat insulation silica gel sleeve 10 is sleeved between the temperature sensor 7 and the bracket 6, and after the temperature controller module is assembled at the bottom of the heating body, the temperature sensor 7 is abutted against the bottom surface of the heating body; more accessories are integrated into the temperature controller module, and the assembly efficiency is improved.

The temperature sensing particles 91 are hard particles which become powder, liquid or gas after the heating temperature reaches a set value; when the temperature is normal, the space in the setting cavity is filled, and when the space is heated to a certain degree, the space becomes powder or other forms, so that the setting cavity has enough space to enable the action push rod 93 to be pushed.

The top cover 2 is provided with the ground wire terminal piece 201, a ground wire can be connected to the ground wire terminal piece 201, when current leakage occurs in the heating element, the heating element can be led out through the top cover 2 and the ground wire terminal piece 201, and a special ground wire connecting part can improve the assembly efficiency.

The foregoing is a preferred embodiment of the present invention showing and describing the basic principles, main features and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are intended to illustrate the principles of the invention, but rather that various changes and modifications may be made without departing from the spirit and scope of the invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A two unification temperature controller modules which characterized in that: the module comprises a bottom shell (1) and a top cover (2) which is arranged on the bottom shell (1) and can conduct heat, wherein the top cover (2) and the bottom shell (1) are surrounded to form a module inner cavity (3), a conducting circuit is arranged in the module inner cavity (3), the conducting circuit comprises two groups of touch switches (4), and a kick type temperature control assembly (8) and an overheating protection device (9) which are used for controlling the on-off of the two groups of touch switches (4) are further arranged in the module inner cavity (3).

2. The two-in-one thermostat module of claim 1, wherein: the kick type temperature control assembly (8) comprises a bimetallic strip (801) and an insulating piece (802), wherein the bimetallic strip (801) is arranged on the top surface of the top cover (2) and abutted against a heating body, and the insulating piece (802) is arranged below the bimetallic strip (801) and movably pressed against one set of touch switches (4).

3. The two-in-one thermostat module of claim 1, wherein: the overheating protection device (9) comprises temperature sensing particles (91), an assembly sleeve (92) and an action push rod (93), an arrangement cavity (94) is formed between the assembly sleeve (92) and the top cover (2), the temperature sensing particles (91) are arranged at the upper end of the arrangement cavity (94) and are abutted to the top cover (2), and the action push rod (93) is arranged at the lower end of the arrangement cavity (94) and extends downwards to be provided with the arrangement cavity (94) and is abutted to the other group of touch switches (4).

4. The two-in-one thermostat module of claim 2, wherein: one group of touch switches (4) comprises a first movable contact piece (401) and a first fixed contact piece (402), a first movable contact (4011) is installed at the movable end of the first movable contact piece (401), a first fixed contact (4021) is correspondingly installed at one end of the first fixed contact piece (402), the first movable contact (4011) is elastically arranged below the first fixed contact (4021), a first electrode connecting piece (4022) extending out of the module cavity (3) is arranged at the other end of the first fixed contact piece (402), a first connecting terminal piece (4012) extending out of the module cavity (3) is arranged at the fixed end of the first movable contact piece (401), the insulating piece (802) is arranged between the bimetallic strip (801) and the movable end of the first movable contact piece (401), and the insulating piece (802) is elastically pressed against the first movable contact piece (401) after the bimetallic strip (801) deforms at a high temperature, so that the first movable contact piece (401) and the first fixed contact piece (402) are separated and powered off.

5. The two-in-one thermostat module of claim 3, wherein: the other group of touch switches (4) comprises a second movable contact piece (403) and a second fixed contact piece (404), a second movable contact piece (4031) is installed at the movable end of the second movable contact piece (403), a second fixed contact piece (4041) is correspondingly installed at one end of the second fixed contact piece (404), the second movable contact piece (4031) is elastically arranged above the second fixed contact piece (4041), a second electrode connecting piece (4042) extending out of the module cavity (3) is arranged at the other end of the second fixed contact piece (404), a second wiring terminal piece (4032) extending out of the module cavity (3) is arranged at the fixed end of the second movable contact piece (403), the action push rod (93) is pressed against the movable end of the second movable contact piece (403), and the action push rod (93) releases the pressing against the second movable contact piece (403) after the temperature sensing particles (91) are dissolved at high temperature, so that the second movable contact piece (403) and the second fixed contact piece (404) are separated and powered off.

6. The two-in-one thermostat module of claim 2 or 3, wherein: bottom shell (1) and top cap (2) are arc form or half ring shape, install interior frame (5) of adaptation module inner chamber (3) shape in between top cap (2) and bottom shell (1), and the integral type extends on interior frame (5) has and is suitable for gliding guide sleeve (501) from top to bottom of insulating part (802) and constitutes assembly sleeve (92) of settling chamber (94).

7. The two-in-one thermostat module of claim 3, wherein: the action push rod (93) comprises a limiting part (931) arranged in the mounting cavity (94), a push rod part (932) penetrating through the mounting cavity (94) vertically extends from the bottom surface of the limiting part (931), a positioning concave part (933) is formed in the top surface of the limiting part (931), and a positioning convex part (911) matched with the positioning concave part (933) is arranged on the bottom surface of the temperature sensing particle (91).

8. The two-in-one thermostat module of claim 1, wherein: the middle part of top cap (2) has toward extending outward bracket (6), installs temperature sensor (7) on bracket (6), and the cover is equipped with thermal-insulated silica gel cover (10) between temperature sensor (7) and bracket (6).

9. The two-in-one thermostat module of claim 3, wherein: the temperature sensing particles (91) are hard particles which become powder, liquid or gas after the heating temperature reaches a set value.

10. The two-in-one thermostat module of claim 1, wherein: and the top cover (2) is provided with a ground wire terminal piece (201).