CN219418887U - Dual-channel adjustable temperature control switch - Google Patents
Dual-channel adjustable temperature control switch Download PDFInfo
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- CN219418887U CN219418887U CN202320367836.XU CN202320367836U CN219418887U CN 219418887 U CN219418887 U CN 219418887U CN 202320367836 U CN202320367836 U CN 202320367836U CN 219418887 U CN219418887 U CN 219418887U
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- 239000002184 metal Substances 0.000 claims abstract description 132
- 229910052751 metal Inorganic materials 0.000 claims abstract description 132
- 239000012212 insulator Substances 0.000 claims abstract description 40
- 230000009471 action Effects 0.000 claims abstract description 4
- 239000000919 ceramic Substances 0.000 claims description 12
- 230000009977 dual effect Effects 0.000 claims description 10
- 230000000712 assembly Effects 0.000 description 10
- 238000000429 assembly Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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- Thermally Actuated Switches (AREA)
Abstract
The utility model discloses a double-channel adjustable temperature control switch which is characterized by comprising a switch rotating shaft assembly, a first contact assembly, a second contact assembly, a third contact assembly, a bimetallic strip and a first insulator, wherein the bimetallic strip is arranged on the first contact assembly; one end of the first insulator is connected with the second metal sheet, and the other end of the first insulator is connected with the bimetallic sheet so as to drive the second contact assembly to be communicated with the first contact assembly or drive the second contact assembly to be communicated with the third contact assembly under the deformation action of the bimetallic sheet; the switch rotating shaft assembly is connected with the second metal sheet and used for adjusting the relative distance between the second metal contact and the first metal contact or the third metal contact and used as a rotating fulcrum of the second metal sheet; therefore, the double-channel adjustable temperature control switch can realize a double-channel control circuit to accurately control temperature.
Description
Technical Field
The utility model relates to the technical field of switches, in particular to a double-channel adjustable temperature control switch.
Background
The temperature control switch is a series of automatic control elements which generate physical deformation in the switch according to the temperature change of the working environment so as to generate certain special effects and generate disconnection actions, thereby controlling the operation of equipment to achieve ideal temperature protection and control effects. Temperature-controlled switches are widely used in the field of household appliances, but a single temperature-controlled switch cannot meet the use requirements.
Disclosure of Invention
The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides a double-channel adjustable temperature control switch which realizes a double-channel control circuit to accurately control temperature.
The double-channel adjustable temperature control switch is characterized by comprising a switch rotating shaft assembly, a first contact assembly, a second contact assembly, a third contact assembly, a bimetallic strip and a first insulator; wherein,,
the first contact assembly comprises a first metal sheet, a first conductive terminal and a first metal contact, wherein the first metal contact is arranged on the first metal sheet, and the first metal sheet is electrically communicated with the first conductive terminal;
the second contact assembly comprises a second metal sheet, a second conductive terminal and a second metal contact, wherein the second metal contact is arranged at one end of the second metal sheet;
the third contact assembly comprises a third metal sheet, a third conductive terminal and a third metal contact, wherein the third metal contact is arranged on the third metal sheet, and the third metal sheet is electrically communicated with the third conductive terminal;
one end of the first insulator is connected with the second metal sheet, and the other end of the first insulator is connected with the bimetallic sheet so as to drive the second contact assembly to be communicated with the first contact assembly or drive the second contact assembly to be communicated with the third contact assembly under the deformation action of the bimetallic sheet;
the switch rotating shaft assembly is connected with the second metal sheet and used for adjusting the relative distance between the second metal contact and the first metal contact or the third metal contact and used as a rotating fulcrum of the second metal sheet.
As a further scheme of the utility model, the double-channel adjustable temperature control switch further comprises a positioning column, and the first conductive terminal, the second conductive terminal and the third conductive terminal are respectively sleeved on the positioning column.
As a further scheme of the utility model, a second insulator is arranged between the first conductive terminal and the second conductive terminal, and a third insulator is arranged between the second conductive terminal and the third conductive terminal.
As a further scheme of the utility model, the second insulator is a ceramic insulating sheet, the third insulator is a ceramic insulating ring, and the ceramic insulating sheet and the ceramic insulating ring are sleeved on the positioning column to be fixed.
As a further scheme of the utility model, one end of the bimetallic strip is sleeved on the positioning column to be fixed, and the other end of the bimetallic strip is sleeved on the first insulator to be fixed.
As a further scheme of the utility model, the switch rotating shaft assembly is connected with a fixed seat, and the fixed seat is sleeved on the positioning column to be fixed.
As a further scheme of the utility model, the two ends of the first insulator are respectively in a conical structure design.
As a further aspect of the present utility model, the second contact assembly further includes a fourth metal sheet overlapping the second metal sheet.
As a further scheme of the utility model, the second metal sheet is integrally connected with the first elastic sheet, the fourth metal sheet is integrally connected with the second elastic sheet, the second elastic sheet is arranged in an L-shaped structure, the second elastic sheet is provided with a bayonet, the first elastic sheet is clamped into the bayonet, and the switch rotating shaft assembly is abutted against the second elastic sheet.
As a further scheme of the utility model, the switch rotating shaft assembly is provided with a rotating shaft, a threaded rod and a rotating shaft sleeve, wherein the threaded rod is arranged in the rotating shaft sleeve and is connected with the rotating shaft, and the rotating shaft moves upwards or downwards along with the threaded rod in a linkage way.
The utility model has at least the following beneficial effects:
compared with the prior art, the double-channel adjustable temperature control switch has the advantages that three groups of contact assemblies are designed, two groups of contact assemblies are static contact assemblies, one group of contact assemblies are movable contact assemblies, and the second contact assembly serving as the movable contact assembly is moved towards the first contact assembly or the third contact assembly serving as the static contact assembly by utilizing the bending characteristic of the bimetallic strip, so that the conduction between the second metal contact and the first metal contact or the conduction between the second metal contact and the third metal contact are realized; when the bimetallic strip deforms within a preset temperature range, the first insulator is stressed and acts on one end of the second metal strip, at the moment, the switch rotating shaft assembly can play a role of a rotating fulcrum, and the other end of the second metal strip moves in the opposite direction to realize the conduction of the second metal contact and the first metal contact or the third metal contact; through rotatory switch axis of rotation subassembly, switch axis of rotation subassembly moves down or moves up, and the second sheetmetal is consequently shifted, adjusts the relative distance between second metal contact and first metal contact and the third metal contact respectively, can make second metal contact and first metal contact often touch, or second metal contact and third metal contact often touch, realizes binary channels control circuit in order to carry out accurate accuse temperature.
Drawings
The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
FIG. 1 is a schematic perspective view of a dual channel adjustable temperature control switch according to an embodiment of the present utility model;
FIG. 2 is a schematic diagram of a front view of a dual channel adjustable temperature control switch according to an embodiment of the present utility model;
fig. 3 is an exploded view of a dual channel adjustable temperature control switch according to an embodiment of the present utility model.
Reference numerals illustrate: the switch rotation shaft assembly 100, the fixing base 110, the rotation shaft 120, the threaded rod 130, the rotation shaft sleeve 140, the first contact assembly 200, the first metal sheet 210, the first conductive terminal 220, the first metal contact 230, the second contact assembly 300, the second metal sheet 310, the first elastic sheet 311, the second conductive terminal 320, the second metal contact 330, the fourth metal sheet 340, the second elastic sheet 341, the bayonet 342, the third contact assembly 400, the third metal sheet 410, the third conductive terminal 420, the third metal contact 430, the bimetal sheet 500, the first insulator 600, the positioning post 700, the second insulator 800, and the third insulator 900.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.
Fig. 1-3 are schematic structural diagrams of a dual-channel adjustable temperature control switch according to an embodiment of the present utility model.
As shown in fig. 1 to 3, the present embodiment provides a dual-channel adjustable temperature control switch, which includes a switch rotation shaft assembly 100, a first contact assembly 200, a second contact assembly 300, a third contact assembly 400, a bimetal 500, and a first insulator 600; wherein,,
the first contact assembly 200 includes a first metal sheet 210, a first conductive terminal 220, and a first metal contact 230, the first metal contact 230 being disposed on the first metal sheet 210, the first metal sheet 210 being in electrical communication with the first conductive terminal 220;
the second contact assembly 300 includes a second metal sheet 310, a second conductive terminal 320, and a second metal contact 330, the second metal contact 330 being disposed at one end of the second metal sheet 310;
the third contact assembly 400 includes a third metal sheet 410, a third conductive terminal 420, and a third metal contact 430, the third metal contact 430 being disposed on the third metal sheet 410, the third metal sheet 410 being in electrical communication with the third conductive terminal 420;
a first insulator 600 having one end connected to the second metal plate 310 and the other end connected to the bimetal plate 500 to drive the second contact assembly 300 to communicate with the first contact assembly 200 or to drive the second contact assembly 300 to communicate with the third contact assembly 400 under the deformation of the bimetal plate 500;
the switch rotating shaft assembly 100 is connected to the second metal plate 310 for adjusting the relative distance between the second metal contact 330 and the first metal contact 230 or the third metal contact 430, and serves as a rotating fulcrum of the second metal plate 310.
Compared with the prior art, the dual-channel adjustable temperature control switch of the utility model realizes the conduction between the second metal contact 330 and the first metal contact 230 or between the second metal contact 330 and the third metal contact 430 by designing three groups of contact assemblies, wherein two groups of contact assemblies are stationary contact assemblies, one group of contact assemblies are movable contact assemblies, and the second contact assembly 300 serving as the movable contact assembly is moved towards the first contact assembly 200 or the third contact assembly 400 serving as the stationary contact assembly by utilizing the bending characteristic of the bimetallic strip 500; when the bimetal 500 deforms within a preset temperature range, the first insulator 600 is stressed and acts on one end of the second metal sheet 310, and at this time, the switch rotating shaft assembly 100 can act as a rotating fulcrum, and the other end of the second metal sheet 310 moves in the opposite direction, so that the second metal contact 330 is conducted with the first metal contact 230 or the third metal contact 430; by rotating the switch rotating shaft assembly 100, the switch rotating shaft assembly 100 moves down or up, the second metal sheet 310 moves along with the switch rotating shaft assembly, and the relative distance between the second metal contact 330 and the first metal contact 230 and the third metal contact 430 is adjusted, so that the second metal contact 330 is always contacted with the first metal contact 230, or the second metal contact 330 is always contacted with the third metal contact 430, and a dual-channel control circuit is realized to accurately control the temperature.
In a specific implementation process, the switch rotating shaft assembly 100 is rotated, the switch rotating shaft assembly 100 moves up or down, when the switch rotating shaft assembly 100 moves down, the switch rotating shaft assembly contacts the second metal sheet 310, so that the second metal contact 330 on the second metal sheet 310 contacts with the third metal contact 430 on the third metal sheet 410, the second conductive terminal 320 is conducted with the third conductive terminal 420 to form a first channel, so that a corresponding circuit is conducted, when the temperature rises to a certain value, the bimetallic strip 500 is deformed and bent by heating, the first insulator 600 is transferred to separate the second metal contact 330 from the third metal contact 430, so that the second metal contact 330 is communicated with the first metal contact 230, and the corresponding second conductive terminal 320 is conducted with the first conductive terminal 220 to form a second channel, so that the corresponding circuit is conducted.
It will be appreciated that the bi-metallic strip 500 is a composite material composed of two or more metals or other materials having suitable properties.
As shown in fig. 1 and 3, in an alternative embodiment, the dual-channel adjustable temperature control switch of the present embodiment further includes a positioning post 700, and the first conductive terminal 220, the second conductive terminal 320, and the third conductive terminal 420 are respectively sleeved on the positioning post 700, so as to facilitate assembly.
As shown in fig. 1 and 3, in an alternative embodiment, a second insulator 800 is disposed between the first conductive terminal 220 and the second conductive terminal 320, and a third insulator 900 is disposed between the second conductive terminal 320 and the third conductive terminal 420; further, the second insulator 800 is a ceramic insulating sheet, the third insulator 900 is a ceramic insulating ring, and the ceramic insulating sheet and the ceramic insulating ring are sleeved on the positioning column 700 to be fixed for electrical insulation, so that the insulation effect is better.
As shown in fig. 1 and 2, in an alternative embodiment, one end of the bimetal 500 is sleeved on the positioning post 700 to be fixed, the other end of the bimetal 500 is sleeved on the first insulator 600 to be fixed, and when the temperature changes, the bimetal 500 deforms, and the first insulator 600 transmits to realize the conduction of the corresponding channel.
In an alternative embodiment, as shown in fig. 2 and 3, the two ends of the first insulator 600 are respectively configured in a tapered shape, which is convenient for use.
As shown in fig. 3, in an alternative embodiment, the second contact assembly 300 further includes a fourth metal sheet 340, the fourth metal sheet 340 overlapping the second metal sheet 310. Further, in an alternative embodiment, the second metal sheet 310 is integrally connected with the first elastic sheet 311, the fourth metal sheet 340 is integrally connected with the second elastic sheet 341, the second elastic sheet 341 is in an L-shaped structure, the second elastic sheet 341 is provided with a bayonet 342, the first elastic sheet 311 is clamped into the bayonet 342, the switch rotation shaft assembly 100 is abutted against the second elastic sheet 341, and the second elastic sheet 341 is stressed, deforms and is transferred to the second metal sheet 310, so as to realize elastic deformation of the second metal sheet 310.
As shown in fig. 1 and 2, in an alternative embodiment, the switch rotation shaft assembly 100 is connected to a fixing base 110, and the fixing base 110 is sleeved on the positioning post 700 to fix, so as to facilitate assembly.
In an alternative embodiment, as shown in fig. 2 and 3, the switch rotating shaft assembly 100 is provided with a rotating shaft 120, a threaded rod 130 and a rotating shaft sleeve 140, the threaded rod 130 is disposed in the rotating shaft sleeve 140, and the threaded rod 130 is connected with the rotating shaft 120 so that the rotating shaft 120 moves up or down along with the threaded rod 130, the rotating shaft 120 can be made of ceramic material, and the threaded rod 130 can be fixed to the rotating shaft 120 through a screw fixing or bonding manner, so that the threaded rod 130 and the rotating shaft 120 are formed into a whole.
The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.
Claims (10)
1. The double-channel adjustable temperature control switch is characterized by comprising a switch rotating shaft assembly, a first contact assembly, a second contact assembly, a third contact assembly, a bimetallic strip and a first insulator; wherein,,
the first contact assembly comprises a first metal sheet, a first conductive terminal and a first metal contact, wherein the first metal contact is arranged on the first metal sheet, and the first metal sheet is electrically communicated with the first conductive terminal;
the second contact assembly comprises a second metal sheet, a second conductive terminal and a second metal contact, wherein the second metal contact is arranged at one end of the second metal sheet;
the third contact assembly comprises a third metal sheet, a third conductive terminal and a third metal contact, wherein the third metal contact is arranged on the third metal sheet, and the third metal sheet is electrically communicated with the third conductive terminal;
one end of the first insulator is connected with the second metal sheet, and the other end of the first insulator is connected with the bimetallic sheet so as to drive the second contact assembly to be communicated with the first contact assembly or drive the second contact assembly to be communicated with the third contact assembly under the deformation action of the bimetallic sheet;
the switch rotating shaft assembly is connected with the second metal sheet and used for adjusting the relative distance between the second metal contact and the first metal contact or the third metal contact and used as a rotating fulcrum of the second metal sheet.
2. The dual channel adjustable temperature control switch of claim 1, further comprising a positioning post, wherein the first conductive terminal, the second conductive terminal, and the third conductive terminal are respectively sleeved on the positioning post.
3. The dual channel adjustable temperature controlled switch of claim 2, wherein a second insulator is disposed between the first conductive terminal and the second conductive terminal, and a third insulator is disposed between the second conductive terminal and the third conductive terminal.
4. The dual channel adjustable temperature control switch of claim 3 wherein said second insulator is a ceramic insulator sheet and said third insulator is a ceramic insulator ring, said ceramic insulator sheet and said ceramic insulator ring being sleeved on said positioning post for fixation.
5. The dual channel adjustable temperature control switch of claim 2, wherein one end of the bimetal is sleeved on the positioning post for fixing, and the other end of the bimetal is sleeved on the first insulator for fixing.
6. The dual channel adjustable temperature control switch of claim 2, wherein the switch rotating shaft assembly is connected with a fixed seat, and the fixed seat is sleeved on the positioning column to be fixed.
7. The dual channel adjustable temperature controlled switch of claim 1 wherein the first insulator has a tapered configuration at each end.
8. The dual channel adjustable temperature controlled switch of claim 1 wherein the second contact assembly further comprises a fourth metal sheet, said fourth metal sheet overlapping said second metal sheet.
9. The dual-channel adjustable temperature control switch of claim 8, wherein the second metal sheet is integrally connected with a first elastic sheet, the fourth metal sheet is integrally connected with a second elastic sheet, the second elastic sheet is in an L-shaped structure, a bayonet is formed in the second elastic sheet, the first elastic sheet is clamped into the bayonet, and the switch rotating shaft assembly is abutted to the second elastic sheet.
10. The dual-channel adjustable temperature control switch according to claim 1, wherein the switch rotating shaft assembly is provided with a rotating shaft, a threaded rod and a rotating shaft sleeve, the threaded rod is arranged in the rotating shaft sleeve and is connected with the rotating shaft, and the rotating shaft moves upwards or downwards along with the threaded rod in a linkage manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320367836.XU CN219418887U (en) | 2023-03-02 | 2023-03-02 | Dual-channel adjustable temperature control switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320367836.XU CN219418887U (en) | 2023-03-02 | 2023-03-02 | Dual-channel adjustable temperature control switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219418887U true CN219418887U (en) | 2023-07-25 |
Family
ID=87207975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320367836.XU Active CN219418887U (en) | 2023-03-02 | 2023-03-02 | Dual-channel adjustable temperature control switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219418887U (en) |
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2023
- 2023-03-02 CN CN202320367836.XU patent/CN219418887U/en active Active
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| GR01 | Patent grant |