CN214336647U

CN214336647U - Low-temperature controller

Info

Publication number: CN214336647U
Application number: CN202022391973.6U
Authority: CN
Inventors: 吴光斌; 林贤飞
Original assignee: Yueqing Xiahua Electronics Co ltd
Current assignee: Yueqing Xiahua Electronics Co ltd
Priority date: 2020-10-23
Filing date: 2020-10-23
Publication date: 2021-10-01
Anticipated expiration: 2030-10-23

Abstract

The utility model discloses a low temperature controller, which comprises a bracket, the one end of support is provided with the rivet, the rivet passes first porcelain ring, second porcelain ring and third porcelain ring in proper order, be provided with first lug and long shell fragment between first porcelain ring and the second porcelain ring, be provided with short contact piece and second lug between second porcelain ring and the third porcelain ring, third porcelain ring below still is provided with the temperature sensing piece, the temperature sensing piece lower extreme is provided with abnormal shape aluminum plate, the one end setting of long shell fragment is installed the china rice post, the expansion end of china rice post reciprocates between long shell fragment and temperature sensing piece. The utility model discloses, promoted the heat conduction speed between source and the temperature controller that generates heat effectively, avoided the slow problem of temperature controller reaction, made the work of temperature controller rapidly, solved the high problem of the first towards temperature in source that generates heat, promoted user experience.

Description

Low-temperature controller

Technical Field

The utility model relates to a temperature controller technical field, concretely relates to low temperature controller.

Background

The temperature controller generates physical deformation in the switch according to the temperature change of the working environment, thereby generating certain special effects and generating a series of automatic control elements for conducting or disconnecting actions. Generally, the temperature controller is controlled to be on or off by an internal metal sheet, but the metal sheet is changed due to the change of ambient temperature, and the metal sheet is bent downwards or upwards to cause deviation of critical points or electric leakage, so that the critical points are seriously deformed to cause the malfunction of the switch.

In the prior art, chinese utility model patent CN104571177A discloses a temperature controller with low temperature switch-on prevention function, which comprises a support, wherein the support is provided with an adjusting shaft and an insulating column, the insulating column is provided with a spring leaf, a connecting terminal of a moving contact piece, a static contact piece, a connecting terminal of a static contact piece, a bimetallic strip and a lug piece from top to bottom, and a porcelain washer is sleeved on the insulating column between the connecting terminal of the moving contact piece and the static contact piece, and between the connecting terminal of the static contact piece and the bimetallic strip; a porcelain column is fixedly arranged between the spring piece and the bimetallic strip; a movable contact blade is fixedly connected on the spring plate, a movable contact is arranged on the movable contact blade, and a static contact is arranged on the static contact blade; a piece of electric heating wire is welded below the static contact blade; an iron sheet is fixedly arranged below the bimetallic strip, and a fine adjustment screw is arranged on the iron sheet, so that low-temperature protection can be realized, safety and reliability are realized, the precision is accurate, and the following problems still exist:

(1) the temperature controller and the heating source are transmitted through an intermediate medium, and the temperature controller is slow in reaction;

(2) the contact area of the fine adjustment screw is small, and the heat transfer efficiency is greatly influenced.

In view of this, there is a need to improve the structure of the conventional thermostat to increase the reaction rate of the thermostat and increase the heat transfer efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that the reaction rate of the existing temperature controller is slow and the heat transfer is slow.

In order to solve the technical problem, the utility model provides a technical scheme who adopts provides a low temperature controller, which comprises a bracket, the one end of support is provided with the rivet, the rivet passes first porcelain ring, second porcelain ring and third porcelain ring in proper order, first porcelain ring with be provided with first lug and long shell fragment between the second porcelain ring, be provided with short contact and second lug between second porcelain ring and the third porcelain ring, third porcelain ring below still is provided with the temperature sensing piece, the temperature sensing piece lower extreme is provided with heterotypic aluminum plate, the china rice post is installed in the one end setting of long shell fragment, the expansion end of china rice post is in long shell fragment with reciprocate between the temperature sensing piece.

In the technical scheme, the tail end of the cantilever of the bracket is provided with the adjusting rod, and the lower end of the adjusting rod is connected with the magnetic column.

In the above technical scheme, the long contact piece is further provided with a movable contact, and the short contact piece is provided with a stationary contact.

In the technical scheme, the adjusting rod is provided with a rotating handle, a clamping convex block is arranged by matching with the rotating handle, and the clamping convex block is arranged on the support.

In the above technical scheme, a piece of heating wire is welded below the short contact piece, and one end of the heating wire is connected with the second wiring piece in a welding manner.

In the above technical solution, an insulation sheet is disposed between the short contact piece and the second lug.

In the above technical scheme, the temperature sensing piece is provided with a plurality of adjusting holes.

In the technical scheme, the temperature sensing tablet is a honeysuckle tablet.

Compared with the prior art, the low-temperature controller of the utility model comprises a bracket, one end of the bracket is provided with a rivet, the rivet sequentially passes through the first porcelain ring, the second porcelain ring and the third porcelain ring, a first lug plate and a long elastic sheet are arranged between the first porcelain ring and the second porcelain ring, a short contact piece and a second lug are arranged between the second porcelain ring and the third porcelain ring, a temperature sensing piece is also arranged below the third porcelain ring, the lower end of the temperature sensing piece is provided with a special-shaped aluminum plate, one end of the long elastic piece is provided with a porcelain rice column, the movable end of the porcelain rice column moves up and down between the long elastic piece and the temperature sensing piece, thereby promoted the heat conduction speed between source and the temperature controller that generates heat effectively, avoided the slow problem of temperature controller reaction, made the work of temperature controller rapidly, solved the source that generates heat and firstly dashed the high problem of temperature, promoted user experience.

Drawings

FIG. 1 is a front view of the middle and low temperature controller of the present invention;

FIG. 2 is a side view of the middle and low temperature controller of the present invention;

fig. 3 is a top view of the middle and low temperature controller of the present invention.

Wherein, the correspondence between the reference numbers and the component names in fig. 1 to 3 is:

the heating device comprises a support 1, a rivet 2, a first porcelain ring 3, a second porcelain ring 4, a third porcelain ring 5, a temperature sensing piece 6, a special-shaped aluminum plate 7, a first wiring piece 8, a long elastic piece 9, a short contact piece 10, a second wiring piece 11, a porcelain rice column 12, an adjusting rod 13, a magnetic column 14, a movable contact 15, a static contact 16, a rotary handle 17, a clamping lug 18 and a heating wire 19.

Detailed Description

The utility model provides a low temperature controller can promote temperature controller reaction rate, promotes thermal transmission efficiency. The invention is described in detail below with reference to the drawings and the detailed description.

As shown in fig. 1 to 3, the utility model provides a pair of low temperature controller, which comprises a bracket 1, the one end of support 1 is provided with rivet 2, rivet 2 passes first porcelain ring 3 in proper order, second porcelain ring 4 and third porcelain ring 5, be provided with first lug 8 and long shell fragment 9 between first porcelain ring 3 and the second porcelain ring 4, be provided with short contact 10 and second lug 11 between second porcelain ring 4 and the third porcelain ring 5, the below of third porcelain ring 5 still is provided with temperature sensing piece 6, temperature sensing piece 6 lower extreme is provided with heterotypic aluminum plate 7, china rice post 12 is installed in the one end setting of long shell fragment 9, the expansion end of china rice post 12 reciprocates between long shell fragment 9 and temperature sensing piece 6.

In this embodiment, through setting up heterotypic aluminum plate 7 at temperature sensing piece 6 lower extreme, connect the source that generates heat and temperature sensing piece 6 by heterotypic aluminum plate 7, heterotypic aluminum plate 7 direct contact generates heat the source, has promoted the heat conduction speed between source and the temperature controller effectively, has avoided the slow problem of temperature controller reaction, makes the work of temperature controller rapidly, has solved the source that generates heat and has first towards the high problem of temperature, promotes user experience.

Specifically, in the initial state, the movable contact 15 and the stationary contact 16 are separated from each other. When the circuit needs to be connected, the knob insulator is moved downwards by rotating the adjusting rod 13, so that the long elastic sheet 95 moves downwards to drive the short elastic sheet 15, and the movable contact 15 is contacted with the fixed contact 16. When the ambient temperature rises, the temperature-sensitive strip 6 is deformed and bent upward, so that the contacts are separated and the circuit is broken. Since the temperature sensing chip 6 can only move upwards and can not move downwards, the contact of the contact can only be realized by rotating the adjusting rod 13, thereby realizing low-temperature protection.

For example, the limit position of the downward movement of the temperature-sensitive strip 6 can be controlled by providing the low-temperature protection block and the low-temperature protection bracket, so that the limit low temperature which can be sensed by the temperature-sensitive strip 6 can be determined, and the temperature-sensitive strip 6 can not continue to deform and move downward due to the support of the low-temperature protection block.

In an embodiment of the present invention, preferably, the cantilever end of the bracket 1 is provided with an adjusting rod 13, and the lower end of the adjusting rod 13 is connected with a magnetic column 14.

In this embodiment, the cantilever end of the cradle 1 is provided with an adjusting lever 13, and the moving contact 15 and the stationary contact 16 are controlled to be separated or contacted by controlling the adjusting lever 13 to adjust a magnetic pole 14 provided at the lower end thereof.

In one embodiment of the present invention, preferably, the long spring 9 is further provided with a movable contact 15, and the short spring 10 is provided with a stationary contact 16.

In this embodiment, in the initial state, the movable contact 15 and the fixed contact 16 are separated, and the adjustment rod 13 is adjusted to control the magnetic pole 14 provided at the lower end thereof, so as to control the movable contact 15 and the fixed contact 16 to be separated or contacted.

In an embodiment of the present invention, preferably, the adjusting lever 13 is provided with a rotating handle 17, the rotating handle 17 is provided with a clamping lug 18, and the clamping lug 18 is provided on the bracket 1.

In this embodiment, the adjusting rod 13 is provided with the rotating handle 17, and the user can hold the rotating handle 17 to rotate the adjusting rod 13, so that the adjusting rod 13 can move up and down, the clamping convex block 18 is arranged on the bracket 1, the rotating handle 17 is limited by the clamping convex block 18, the problem that the adjusting rod 13 falls off due to the fact that the rotating angle of the rotating handle 17 is too large is avoided, and the stability and the reliability of the temperature controller are improved.

In one embodiment of the present invention, it is preferable that a heating wire 19 is welded below the short contact piece 10, and one end of the heating wire 19 is welded to the second terminal piece 11.

In this embodiment, the heating wire 19 is fixedly connected in series between the short contact piece 10 of the temperature controller and the connection terminal of the short contact piece 10, the connection terminal of the short contact piece 10 is the second connection piece 11, and one end of the heating wire 19 is connected with the second connection piece 11 in a welding manner.

In an embodiment of the present invention, an insulation sheet is preferably disposed between the short contact piece 10 and the second wire connecting piece 11.

In this embodiment, an insulating sheet is disposed between the short contact 10 and the second tab 11, and the insulating sheet may be a mica sheet with a thickness of 0.5-1.0 mm.

In an embodiment of the present invention, preferably, the temperature sensing piece 6 is provided with a plurality of adjusting holes.

In this embodiment, the temperature sensing sheet 6 is provided with a plurality of adjusting holes, and the corresponding adjusting holes can be selected according to the position requirements, so that the temperature sensing sheet is suitable for temperature controllers with different sizes and specifications.

In one embodiment of the present invention, the temperature sensing piece 6 is preferably a bimetallic piece.

In this embodiment, the bimetallic strip is a common temperature sensing material, and is low in cost.

The utility model discloses a low temperature controller, which comprises a bracket, the one end of support is provided with the rivet, the rivet passes first porcelain ring in proper order, second porcelain ring and third porcelain ring, be provided with first lug and long shell fragment between first porcelain ring and the second porcelain ring, be provided with short contact piece and second lug between second porcelain ring and the third porcelain ring, third porcelain ring below still is provided with the temperature sensing piece, the temperature sensing piece lower extreme is provided with heterotypic aluminum plate, the one end setting of long shell fragment is installed the china rice post, the expansion end of china rice post reciprocates between long shell fragment and temperature sensing piece, thereby the heat conduction speed between source and the temperature controller of generating heat has been promoted effectively, the slow problem of temperature controller reaction has been avoided, make the work of temperature controller rapid, the first high problem of source that generates heat is solved, promote user experience.

In the present application, the terms "first", "second", "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the term "plurality" means two or more unless expressly limited otherwise. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

The present invention is not limited to the above-mentioned best mode, and any person should learn the structural change made under the teaching of the present invention, all with the present invention has the same or similar technical solution, all fall into the protection scope of the present invention.

Claims

1. A low-temperature controller comprises a support and is characterized in that a rivet is arranged at one end of the support, the rivet sequentially penetrates through a first porcelain ring, a second porcelain ring and a third porcelain ring, a first lug and a long elastic sheet are arranged between the first porcelain ring and the second porcelain ring, a short contact piece and a second lug are arranged between the second porcelain ring and the third porcelain ring, a temperature sensing piece is further arranged below the third porcelain ring, a special-shaped aluminum plate is arranged at the lower end of the temperature sensing piece, a porcelain rice column is arranged at one end of the long elastic sheet, and the movable end of the porcelain rice column moves up and down between the long elastic sheet and the temperature sensing piece;

a low-temperature protection block and a low-temperature protection frame are arranged below the temperature sensing piece and are used for controlling the limit position of the downward movement of the temperature sensing piece;

the temperature sensing piece is provided with a plurality of adjusting holes.

2. The cryogenic temperature controller of claim 1, wherein an adjusting rod is arranged at the tail end of the cantilever of the bracket, and a magnetic column is connected to the lower end of the adjusting rod.

3. The cryogenic temperature controller of claim 1, wherein the long spring plate is further provided with a moving contact, and the short spring plate is provided with a stationary contact.

4. The cryogenic temperature controller of claim 2, wherein the adjusting lever is provided with a rotating handle, and a clamping lug is provided on the bracket in cooperation with the rotating handle.

5. The cryogenic temperature controller of claim 1, wherein a heating wire is welded below the short contact piece, and one end of the heating wire is welded to the second lug plate.

6. The cryogenic temperature controller of claim 1, wherein an insulating sheet is disposed between the short contact and the second lug.

7. The cryogenic temperature controller of claim 1, wherein the temperature sensing sheet is a bimetallic sheet.