CN210349705U

CN210349705U - Adjustable temperature controller

Info

Publication number: CN210349705U
Application number: CN201921519503.4U
Authority: CN
Inventors: 毛阳干; 黄后君
Original assignee: Zhongshan Jinguang Household Appliance Manufacture Co ltd
Current assignee: Zhongshan Jinguang Household Appliance Manufacture Co ltd
Priority date: 2019-09-12
Filing date: 2019-09-12
Publication date: 2020-04-17
Anticipated expiration: 2029-09-12

Abstract

The utility model provides an adjustable temperature controller, includes mount, shell fragment structure, well terminal structure, lower terminal structure and connecting piece, mount one end threaded connection has screw rod and the other end to be equipped with the through-hole, and the meshing has a spacing meson on the screw rod, and the screw rod bottom is fixed with the knob insulator, fixed connection shell fragment structure, well terminal structure and lower terminal structure are arranged downwards to the through-hole internal fixation has connecting piece and connecting piece in order downwards, and prior art relative ratio, with prior art relative ratio, the beneficial effects of the utility model are that: reasonable in design, simple structure sets up a plurality of terminal structure down and can satisfy the control of equipment to a plurality of current values, need not use a plurality of temperature controllers, has cost-effective, simple to operate and reduces occupation space advantage.

Description

Adjustable temperature controller

Technical Field

The utility model relates to an oven accessory, concretely relates to are adjustable temperature controller.

Background

According to the temperature change of the working environment, the switch is physically deformed, so that a certain special effect is generated, and a series of automatic control elements which are used for conducting or disconnecting actions are generated, wherein the automatic control elements are called temperature control switches, temperature protectors or temperature controllers, and temperature controllers for short. Or the temperature protector transmits the temperature to the temperature controller, and the temperature controller sends out a switching command, so that the operation of the equipment is controlled to achieve the ideal temperature and energy-saving effect. The electric heating device is widely applied to water dispensers, water heaters, sandwich toasters, dish washers, dryers, disinfection cabinets, microwave ovens, electric heating coffee pots, electric cooking pots, refrigerators, air conditioners, gluing machines, office equipment, automobile seat heaters and the like.

However, the existing temperature controller can only control one temperature, and cannot meet the requirements of controlling multiple temperatures at the same time.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides an adjustable temperature controller.

In order to achieve the above object, the utility model adopts the following technical scheme:

an adjustable temperature controller comprises a fixed frame, a spring plate structure, a middle terminal structure, a lower terminal structure and a connecting piece, wherein one end of the fixed frame is in threaded connection with a screw rod, the other end of the fixed frame is provided with a through hole, a limiting meson is meshed on the screw rod, a knob insulator is fixed at the bottom of the screw rod, the connecting piece is fixed in the through hole and is downwards and fixedly connected with the spring plate structure, the middle terminal structure and the lower terminal structure in sequence,

the elastic sheet structure comprises a ceramic ring I, an upper elastic sheet, an upper fork terminal, a ceramic ring II, an electrostatic sheet and a bimetallic strip which are sleeved on the connecting piece from top to bottom respectively, wherein a metal thermal change sheet is arranged at the bottom of the upper elastic sheet, a silver contact is arranged at one end of the bottom of the metal thermal change sheet close to the connecting piece, the other end of the metal thermal change sheet is fixedly connected with the upper elastic sheet, an upper meter hole is arranged at the joint, a silver contact matched with the silver contact of the metal thermal change sheet is arranged on the electrostatic sheet, a lower meter hole is arranged at one end of the bimetallic strip far away from the connecting piece, ceramic rice is fixed between the upper meter hole and the lower meter hole,

the middle terminal structure comprises a mica sheet and a resistance wire which are sleeved on the connecting piece from top to bottom respectively

The lower terminal structure comprises a resistance wire II and a lower fork terminal which are sleeved on the connecting piece from top to bottom respectively, and one end, far away from the connecting piece, of the resistance wire II is fixed with the bimetallic strip.

As the utility model discloses an optimal scheme, lower terminal structure bottom is provided with the anti-freezing piece of nestification on the connecting piece, and the piece bottom that prevents frostbite is provided with ceramic ring III of nestification on the connecting piece, is provided with the anti-freezing screw on the piece that prevents frostbite.

As the preferred scheme of the utility model, lower terminal structure sets up 1 at least.

As a preferred aspect of the present invention, the upper fork terminal has an electrically conductive synapse extending outwardly.

As a preferable aspect of the present invention, the connecting member is a rivet having a conductive property.

As the preferred scheme of the utility model, the interconnect department of shell fragment structure, terminal substructure and lower terminal structure is equipped with the gasket.

Compared with the prior art, the beneficial effects of the utility model are that: reasonable in design, simple structure sets up a plurality of terminal structure down and can satisfy the control of equipment to a plurality of current values, need not use a plurality of temperature controllers, has cost-effective, simple to operate and reduces occupation space advantage.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a top view of the present invention;

fig. 3 is a left side view of the present invention;

fig. 4 is an exploded view of the present invention.

The invention will be further explained and illustrated with reference to the following examples, which are not intended to limit the invention in any way.

Detailed Description

Example 1

Referring to fig. 1-4, an adjustable temperature controller comprises a fixed frame 1, a spring plate structure, a middle terminal structure, a lower terminal structure and a connecting piece, wherein one end of the fixed frame 1 is connected with a screw rod 4 in a threaded manner, the other end of the fixed frame is provided with a through hole, a limiting meson 2 is meshed on the screw rod 4, a knob insulator 3 is fixed at the bottom of the screw rod 4, the connecting piece 23 is fixed in the through hole, and the spring plate structure, the middle terminal structure and the lower terminal structure are fixedly connected with the connecting piece 23 downwards in sequence,

the elastic sheet structure comprises a porcelain ring I5, an upper elastic sheet 6, an upper fork terminal 8, a porcelain ring II 10, an electrostatic sheet 12 and a bimetallic strip 14 which are sleeved on a connecting piece 23 from top to bottom respectively, wherein the bottom of the upper elastic sheet 6 is provided with a metal thermal change sheet 7, one end of the bottom of the metal thermal change sheet 7, which is close to the connecting piece 23, is provided with a silver contact 11, the other end of the metal thermal change sheet 7 is fixedly connected with the upper elastic sheet 6, the joint of the other end of the metal thermal change sheet 7 and the upper elastic sheet 6 is provided with an upper rice hole, the electrostatic sheet 12 is provided with a silver contact 25 matched with the silver contact 11 of the metal thermal change sheet, one end of the bimetallic strip 14, which is far away from the connecting piece 23,

the middle terminal structure comprises a mica sheet 15, a resistance wire I16 and a middle fork terminal 17 which are sleeved on a connecting piece 23 from top to bottom respectively, one end of the resistance wire I16 far away from the connecting piece 23 is fixed with the bimetallic strip 14,

the lower terminal structure comprises a resistance wire II 19 and a lower fork terminal 20 which are sleeved on a connecting piece 23 from top to bottom respectively, and one end, far away from the connecting piece 23, of the resistance wire II 19 is fixed with the bimetallic strip 14. The bottom of the lower terminal structure is provided with an anti-freezing piece 21 which is embedded on the connecting piece 23, the bottom of the anti-freezing piece 21 is provided with a ceramic ring III 22 which is embedded on the connecting piece 23, and the anti-freezing piece is provided with an anti-freezing screw 24.

The upper prong terminal 8 has an outwardly extending conductive synapse that is connected to a power source.

The connector 23 is a rivet having a conductive property.

The upper spring plate 6, the upper fork terminal 8, the static sheet 12, the bimetallic strip 14 and the metal thermal change sheet 7 are all made of conductive materials.

The resistance wire I16 and the resistance wire II 19 have different resistances, the upper fork terminal 8 is connected with a common live wire, and the middle fork terminal 17 and the lower fork terminal 20 are connected with a zero wire, so that the resistance wires are connected in parallel to form a path structure with different resistances.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides an adjustable temperature controller, includes mount, shell fragment structure, well terminal structure, lower terminal structure and connecting piece, mount one end threaded connection has screw rod and the other end to be equipped with the through-hole, and the meshing has a spacing meson on the screw rod, and the screw rod bottom is fixed with knob insulator, its characterized in that: a connecting piece is fixed in the through hole and is downwards fixedly connected with the spring plate structure, the middle terminal structure and the lower terminal structure in sequence,

the middle terminal structure comprises a mica sheet, a resistance wire I and a middle fork terminal which are sleeved on the connecting piece from top to bottom respectively, one end, far away from the connecting piece, of the resistance wire I is fixed with the bimetallic strip, the lower terminal structure comprises a resistance wire II and a lower fork terminal which are sleeved on the connecting piece from top to bottom respectively, and one end, far away from the connecting piece, of the resistance wire II is fixed with the bimetallic strip.

2. An adjustable thermostat according to claim 1, characterized in that: the bottom of the lower terminal structure is provided with an anti-freezing piece which is embedded on the connecting piece, the bottom of the anti-freezing piece is provided with a ceramic ring III which is embedded on the connecting piece, and the anti-freezing piece is provided with an anti-freezing screw.

3. An adjustable thermostat according to claim 1, characterized in that: the number of the lower terminal structures is at least 1.

4. An adjustable thermostat according to claim 1, characterized in that: the upper prong terminal has an outwardly extending conductive synapse.

5. An adjustable thermostat according to claim 1, characterized in that: the connecting piece is a rivet with conductive property.

6. An adjustable thermostat according to claim 1, characterized in that: and gaskets are arranged at the mutual connection positions of the elastic sheet structure, the terminal substructure and the lower terminal structure.