CN220491802U - Temperature control switch that security is high - Google Patents
Temperature control switch that security is high Download PDFInfo
- Publication number
- CN220491802U CN220491802U CN202322101555.2U CN202322101555U CN220491802U CN 220491802 U CN220491802 U CN 220491802U CN 202322101555 U CN202322101555 U CN 202322101555U CN 220491802 U CN220491802 U CN 220491802U
- Authority
- CN
- China
- Prior art keywords
- lug
- movable contact
- contact piece
- bimetallic strip
- base
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000009471 action Effects 0.000 claims abstract description 7
- 239000011810 insulating material Substances 0.000 claims abstract description 4
- 229910010293 ceramic material Inorganic materials 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 239000000428 dust Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
Landscapes
- Thermally Actuated Switches (AREA)
Abstract
Including base and shell, the base is insulating material, run through on the base and be provided with first lug and second lug, first lug and second lug interval set up, first lug one end is connected with movable contact piece, be connected with bimetallic strip on the movable contact piece, under the normal atmospheric temperature state, the movable contact piece other end contacts with the second lug, thereby when the bimetallic strip action temperature sets for the threshold value, bimetallic strip produces internal stress and takes place deformation and top start the contact piece and make it separate with the second lug, first lug and second lug are connected with the electric wire respectively, be connected with the fuse on first lug or the second lug, fuse and first lug, movable contact piece, second lug establish ties each other. According to the utility model, the fuse is arranged, so that the fuse is used as a secondary protection when the bimetallic strip or the movable contact strip is damaged or jammed to cause failure and overtemperature, and the safety is improved.
Description
Technical Field
The utility model belongs to the technical field of temperature control devices, and particularly relates to a temperature control switch with high safety.
Background
The temperature control switch is a series of automatic control elements which generate on-off actions by physical deformation of the temperature sensing metal elastic sheet in the switch according to the temperature change of the working environment.
However, the safety of the existing temperature control switch is not high.
Disclosure of Invention
Aiming at the problems existing in the prior art, the utility model aims to provide a temperature control switch with high safety.
In order to solve the problems, the utility model adopts the following technical scheme:
the utility model provides a temperature detect switch that security is high, includes base and shell, the base is insulating material, run through on the base and be provided with first lug and second lug, first lug and second lug interval set up, first lug one end is connected with movable contact piece, be connected with bimetallic strip on the movable contact piece, under the normal atmospheric temperature state, the movable contact piece other end contacts with the second lug, thereby when the temperature reached bimetallic strip action temperature and set for the threshold value, thereby bimetallic strip produces internal stress and takes place deformation top start contact piece and make its and second lug separate, first lug and second lug are connected with the electric wire respectively, be connected with the fuse on first lug or the second lug, fuse and first lug, movable contact piece, second lug establish ties each other, inside cavity and one end opening of shell, the base can be covered in shell opening part, inside shell is arranged in to first lug, second lug, movable contact piece and bimetallic strip.
Preferably, the surface of the movable contact piece is provided with a reinforcing rib.
Preferably, the base is glued at the opening of the housing.
Preferably, the shell is made of ceramic material.
The beneficial effects of the utility model are that
Compared with the prior art, the utility model has the advantages that:
according to the utility model, by arranging the bimetallic strip and the movable contact strip, when the electric appliance normally works, the bimetallic strip is in a free state, the movable contact strip and the second wiring strip are in a closed state, when the temperature reaches the action temperature, the bimetallic strip is heated to generate internal stress to rapidly act, the movable contact strip is jacked to be in an open state with the second wiring strip, a circuit is cut off, and when the electric appliance is cooled to the reset temperature, the movable contact strip and the second wiring strip are automatically closed to restore to the normal working state; in addition, the fuse is arranged, so that when the bimetal sheet or the movable contact sheet is damaged or jammed to cause failure and overtemperature, the fuse is used as a secondary protection, and the safety is improved; and the base can be covered in shell opening part, inside shell was arranged in to first lug, second lug, movable contact piece and bimetallic strip, avoided dust, water or foreign matter to get into, caused temperature detect switch inefficacy, further improved the security.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIGS. 2 and 3 are exploded views of components of the present utility model;
FIG. 4 is a cross-sectional view of the present utility model;
fig. 5 is a partial enlarged view of the area a in fig. 4.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings for a better understanding of the objects, structures and functions of the present utility model.
As shown in fig. 1-5, the temperature control switch with high safety comprises a base 1 and a shell 7, wherein the base 1 is made of an insulating material, a first wiring piece 2 and a second wiring piece 3 are arranged on the base 1 in a penetrating manner, the first wiring piece 2 and the second wiring piece 3 are arranged at intervals, one end of the first wiring piece 2 is connected with a movable contact piece 4, the movable contact piece 4 is connected with a bimetallic strip 5, the other end of the movable contact piece 4 is contacted with the second wiring piece 3 in a normal temperature state, when the temperature reaches a set threshold value of the action temperature of the bimetallic strip 5, the bimetallic strip 5 generates internal stress to deform so as to push the contact piece 4 to be separated from the second wiring piece 3, the first wiring piece 2 and the second wiring piece 3 are respectively connected with an electric wire, the first wiring piece 2 or the second wiring piece 3 is connected with a fuse 6, the fuse 6 is connected with the first wiring piece 2, the movable contact piece 4 and the second wiring piece 3 in series, one end of the shell 7 is hollow, the shell 1 can be covered on the shell 7, and the first wiring piece 4 and the second wiring piece 4 can be placed in the shell 4.
According to the utility model, by arranging the bimetallic strip 5 and the movable contact strip 4, when an electric appliance works normally, the bimetallic strip 5 is in a free state, the movable contact strip 4 and the second wiring strip 3 are in a closed state, when the temperature reaches the action temperature, the bimetallic strip 5 is heated to generate internal stress to act rapidly, the movable contact strip 4 is jacked to enable the movable contact strip 4 and the second wiring strip 3 to be in an open state, a circuit is cut off, and when the electric appliance is cooled to the reset temperature, the movable contact strip 4 and the second wiring strip 3 are automatically closed to restore to the normal working state; in addition, the fuse 6 is arranged, so that when the bimetallic strip 5 or the movable contact strip 4 is damaged or jammed to cause failure and overtemperature, the fuse 6 is used as a secondary protection, and the safety is improved; and the base 1 can be covered in the opening part of the shell 7, the first wiring lug 2, the second wiring lug 3, the movable contact piece 4 and the bimetallic strip 5 are arranged in the shell 7, so that dust, water or foreign matters are prevented from entering, the temperature control switch is disabled, and the safety is further improved.
Further, the surface of the movable contact 4 is provided with the reinforcing ribs 41, so that the strength of the movable contact is increased, deformation is avoided, and when the bimetal 5 acts, the movable contact cannot contact with or separate from the second lug 3, and arc discharge occurs.
Further, the base 1 is glued to the opening of the housing 7.
Further, the housing 7 is made of ceramic material, and is insulating and has good thermal conductivity.
It will be understood that the utility model has been described in terms of several embodiments, and that various changes and equivalents may be made to these features and embodiments by those skilled in the art without departing from the spirit and scope of the utility model. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the utility model without departing from the essential scope thereof. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.
Claims (4)
1. The utility model provides a temperature detect switch that security is high, its characterized in that, includes base (1) and shell (7), base (1) are insulating material, run through on base (1) and be provided with first lug (2) and second lug (3), first lug (2) and second lug (3) interval set up, first lug (2) one end is connected with movable contact piece (4), be connected with bimetallic strip (5) on movable contact piece (4), under the normal atmospheric temperature state, movable contact piece (4) other end and second lug (3) contact, thereby when temperature reaches bimetallic strip (5) action temperature and sets for the threshold value, bimetallic strip (5) produce internal stress deformation thereby top start contact piece (4) make it separate with second lug (3), first lug (2) and second lug (3) are connected with the electric wire respectively, be connected with fuse (6) on first lug (2) or second lug (3), fuse (6) and first lug (2), second lug (3) and second lug (3) are connected with bimetallic strip (3), can be in series connection with each other in opening (7) and shell (3), can be in the inside opening of base (1) The movable contact piece (4) and the bimetallic strip (5) are arranged inside the shell (7).
2. The high-safety temperature control switch according to claim 1, wherein the movable contact piece (4) is provided with a reinforcing rib (41) on the surface.
3. A high safety temperature controlled switch according to claim 1, wherein the base (1) is glued to the opening of the housing (7).
4. A high safety temperature-controlled switch according to claim 1, characterized in that the housing (7) is of ceramic material.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202322101555.2U CN220491802U (en) | 2023-08-07 | 2023-08-07 | Temperature control switch that security is high |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202322101555.2U CN220491802U (en) | 2023-08-07 | 2023-08-07 | Temperature control switch that security is high |
Publications (1)
Publication Number | Publication Date |
---|---|
CN220491802U true CN220491802U (en) | 2024-02-13 |
Family
ID=89842253
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202322101555.2U Active CN220491802U (en) | 2023-08-07 | 2023-08-07 | Temperature control switch that security is high |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN220491802U (en) |
-
2023
- 2023-08-07 CN CN202322101555.2U patent/CN220491802U/en active Active
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN220491802U (en) | Temperature control switch that security is high | |
CN1125387C (en) | Temp controller for liquid heater | |
CN101685722B (en) | Double temperature-sensing power-off circuit protection structure | |
CN2585394Y (en) | Hot fusiable cut-out protector | |
CN104992878B (en) | Multifunctional ceramic duplex temperature controller and the electric heating vessel using the temperature controller | |
CN2504753Y (en) | Socket with improved temp induction control structure | |
CN102456507A (en) | Temperature controller | |
CN211376568U (en) | Manual reset type current protection switch | |
CN210897126U (en) | Temperature controller with multi-stage circuit protection function | |
CN201465929U (en) | Overcurrent protector with free-trip mechanism | |
CN2435770Y (en) | Temp. controller for liquid heater | |
CN214152819U (en) | Temperature detection type miniature circuit breaker | |
CN216353956U (en) | Temperature-controlled circuit breaker | |
CN218631812U (en) | Manual reset overload protector | |
CN100414660C (en) | Circuit protector with dual temperature power-off induction | |
CN216353957U (en) | Temperature controller with compact structure | |
CN2505974Y (en) | Appliance plug socket with improved temperature induction control structure | |
CN210040058U (en) | Protector structure with mechanical arm for refrigeration compressor | |
CN219534399U (en) | Double-combination temperature limiter | |
CN204424164U (en) | A kind of new ceramics PTC thermostat | |
CN216597414U (en) | Temperature controller | |
CN207690715U (en) | A kind of self-resetting temperature-control protector | |
CN1185669C (en) | Socket with improved temperature inducing control structure | |
CN207165487U (en) | A kind of temperature-sensitive Miniature temperature control switch | |
CN202796814U (en) | Fusing type dry-burning protector |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CP03 | Change of name, title or address |
Address after: One of the third floors, No. 31 Lexin Street, Tong'an Village, Dongfeng Town, Zhongshan City, Guangdong Province, 528400 (residence application) Patentee after: Guangdong Huilaide Electrical Appliance Co.,Ltd. Country or region after: China Address before: One of the third floors, No. 31 Lexin Street, Tong'an Village, Dongfeng Town, Zhongshan City, Guangdong Province, 528400 (residence application) Patentee before: Zhongshan Huled Electric Co.,Ltd. Country or region before: China |
|
CP03 | Change of name, title or address |