CN206893534U - A kind of single pressure pressure switch - Google Patents
A kind of single pressure pressure switch Download PDFInfo
- Publication number
- CN206893534U CN206893534U CN201720540436.9U CN201720540436U CN206893534U CN 206893534 U CN206893534 U CN 206893534U CN 201720540436 U CN201720540436 U CN 201720540436U CN 206893534 U CN206893534 U CN 206893534U
- Authority
- CN
- China
- Prior art keywords
- terminal
- housing
- pressure
- metallic membrane
- spring
- 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.)
- Expired - Fee Related
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Abstract
The utility model provides a kind of single pressure pressure switch, including housing, terminal is equipped with the housing, the terminal includes the first terminal and Second terminal, one end that the first terminal is located at the housing cavity is connected with spring, the enclosure interior is provided with the spring retainer block of the corresponding spring, the other end of the spring is provided with lower contact, one end that the Second terminal is located at the housing cavity is provided with upper contact, the lower contact corresponds to the upper contact, the one side relative with the terminal is provided with pressure chamber on the housing, metallic membrane and shock-proof block are provided with the pressure chamber, the shock-proof block corresponds to the metallic membrane, vertically guide pin is provided between the metallic membrane and the spring, the pressure chamber corresponds to the metallic membrane and is connected with connector.The utility model is quick on the draw, and is not easily broken damage, and suitable for equipment such as air-conditioning, ice machine and dehumidifiers.
Description
Technical field
The utility model belongs to pressure switch technical field, and in particular to a kind of single pressure pressure switch.
Background technology
Single pressure pressure switch is mainly used in the equipment such as air-conditioning, ice machine and dehumidifier, and is mainly used in refrigeration system,
In the pipeline circulatory system of high-pressure and low pressure, the generation to system exception high-pressure is protected, to prevent from pressing
The damage of contracting machine.
Single pressure pressure switch most common failure phenomenon is mostly to switch crack damage or flexible sheet damage, and open circuit is presented can not be just
Often reset, make the part of control can not normal operation.
Utility model content
The purpose of this utility model is to provide one kind and is quick on the draw, and is not easily broken damage, and suitable for air-conditioning, ice machine and
Single pressure pressure switch of the equipment such as dehumidifier.
The utility model provides following technical scheme：
A kind of single pressure pressure switch, including housing, are equipped with terminal on the housing, the terminal include the first terminal and
Second terminal, one end that the first terminal is located at the housing cavity are connected with spring, and the enclosure interior is provided with corresponding institute
The spring retainer block of spring is stated, the other end of the spring is provided with lower contact, and the Second terminal is located at the housing cavity
One end is provided with upper contact, and the lower contact corresponds to the upper contact, and the one side relative with the terminal is provided with pressure on the housing
Power chamber, the pressure chamber is interior to be provided with metallic membrane and shock-proof block, and the shock-proof block corresponds to the metallic membrane, the metallic membrane
Guide pin vertically is provided between the spring, the pressure chamber corresponds to the metallic membrane and is connected with connector.
Preferably, the pressure chamber includes upper lid and lower cover, and the metal film is provided between the upper lid and the lower cover
Piece, the metallic membrane is corresponded in the upper lid and is provided with the shock-proof block, the corresponding metallic membrane of the upper lid and described led
The connector is connected at pin, shock-proof block prevents metallic membrane because of damaged in collision.
Preferably, the side of the guide pin is provided with pivot mount, and described pivot mount one end connects the inner walls, protects
It is vertical to demonstrate,prove the guide pin.
Preferably, connection buffering ring is provided between the junction and the lower cover of the pivot mount and the housing, is prevented
Only damage of the elastic force to internal hardware.
Preferably, the hull outside is provided with bracket, and the bracket is fixedly connected with the housing and the pressure chamber, to whole
Body pressure switch is protected, and prevents outside damage.
Preferably, sealing ring is provided with the housing, the sealing ring is set around the terminal, and protection terminal carries simultaneously
High disturbance rejection.
The beneficial effects of the utility model are：Spring retainer block is provided with pressure switch housing, prevents spring because of pressure mistake
Major rupture；Shock-proof block is provided with pressure chamber, prevents metallic membrane fracture damage；Hull outside is provided with bracket, prevents outside damage；
Buffering ring is provided between bindiny mechanism, the hardware abrasion for preventing pressure alteration from bringing.
Brief description of the drawings
Accompanying drawing is used for providing further understanding to of the present utility model, and a part for constitution instruction, with this practicality
New embodiment is used to explain the utility model together, does not form to limitation of the present utility model.In the accompanying drawings：
Fig. 1 is the utility model structure diagram；
In figure mark for：1. the first terminal；2. housing；3. spring；4. guide pin；5. connect buffering ring；6. lower cover；On 7.
Lid；8. Second terminal；9. lower contact；10. upper contact；11. pivot mount；12. bracket；13. metallic membrane；14. connector；
15. shock-proof block；16. spring retainer block；17. sealing ring.
Embodiment
As shown in figure 1, a kind of single pressure pressure switch, including housing 2, terminal is equipped with housing 2, is provided with housing 2 close
Seal 17, sealing ring 17 are set around terminal, and protection terminal improves interference resistance simultaneously.Terminal includes the first terminal 1 and second
Terminal 8, one end that the first terminal 1 is located at the inner chamber of housing 2 are connected with spring 3, and the inside of housing 2 is provided with the spring limit of corresponding spring 3
Position block 16, the other end of spring 3 are provided with lower contact 9, and one end that Second terminal 8 is located at the inner chamber of housing 2 is provided with upper contact 10, lower to touch
9 corresponding upper contacts 10 of point, the one side relative with terminal is provided with pressure chamber on housing 2, and pressure chamber includes upper lid 7 and lower cover 6, upper lid
Metallic membrane 13 is provided between 7 and lower cover 6, metallic membrane 13 is corresponded in upper lid 7 and is provided with shock-proof block 15, shock-proof block 15 prevents metal
Diaphragm 13 is because of damaged in collision.It is vertical between metallic membrane 13 and spring 3 to be provided with guide pin 4, the corresponding metallic membrane 13 of upper lid 7 and guide pin
Connector 14 is connected at 4, the side of guide pin 4 is provided with pivot mount 11, the one end of pivot mount 11 connection inwall of housing 2, ensures to lead
Pin 4 is vertical.Connection buffering ring 5 is provided between the junction and lower cover 6 of pivot mount 11 and housing 2, prevents elastic force to internal hard
The damage of part.Further, the outside of housing 2 is provided with bracket 12, and bracket 12 is fixedly connected with housing 2 and pressure chamber, to integral pressure
Switch is protected, and prevents outside damage.
As shown in figure 1, a kind of single pressure pressure switch is in use, when the pressure medium in system is higher or lower than volume
During fixed safe pressure, the moment of metallic membrane 13 jump in housing 2, lower contact 9 thereon is made by the push the spring 3 of guide pin 4
Be switched on or switched off between the upper contact 10 under Second terminal, when pressure medium recovers to rated value the moment of metallic membrane 13 answer
Position, spring 3 is driven by guide pin 4, further recovers former contacts status, switch is automatically reset.When moment jumps and resetted,
Shock-proof block 15 prevents the crack damage of metallic membrane 13, and spring retainer block 16 prevents spring 3 from crossing major rupture or deformation because of pressure.
Preferred embodiment of the present utility model is the foregoing is only, is not limited to the utility model, although ginseng
The utility model is described in detail according to previous embodiment, for those skilled in the art, it still can be with
Technical scheme described in foregoing embodiments is modified, or equivalent substitution is carried out to which part technical characteristic.It is all
Within the spirit and principles of the utility model, any modification, equivalent substitution and improvements made etc., this practicality should be included in
Within new protection domain.
Claims (6)
1. a kind of single pressure pressure switch, it is characterised in that including housing, terminal is equipped with the housing, the terminal includes
The first terminal and Second terminal, one end that the first terminal is located at the housing cavity are connected with spring, the enclosure interior
Spring retainer block provided with the corresponding spring, the other end of the spring are provided with lower contact, and the Second terminal is located at described
One end of housing cavity is provided with upper contact, and the lower contact corresponds to the upper contact, relative with the terminal on the housing
Pressure chamber is simultaneously provided with, is provided with metallic membrane and shock-proof block in the pressure chamber, the shock-proof block corresponds to the metallic membrane, institute
State and be vertically provided with guide pin between metallic membrane and the spring, the pressure chamber corresponds to the metallic membrane and is connected with connector.
2. a kind of single pressure pressure switch according to claim 1, it is characterised in that the pressure chamber includes Shang Gai with
Lid, the metallic membrane is provided between the upper lid and the lower cover, the metallic membrane is corresponded in the upper lid provided with described
Shock-proof block, the upper lid correspond to the metallic membrane and connect the connector at the guide pin.
3. a kind of single pressure pressure switch according to claim 2, it is characterised in that the side of the guide pin is provided with pivot bottom
Seat, described pivot mount one end connect the inner walls.
4. a kind of single pressure pressure switch according to claim 3, it is characterised in that the pivot mount and the housing
Connection buffering ring is provided between junction and the lower cover.
5. a kind of single pressure pressure switch according to claim 1, it is characterised in that the hull outside is provided with bracket, institute
State bracket and be fixedly connected with the housing and the pressure chamber.
6. a kind of single pressure pressure switch according to claim 1, it is characterised in that be provided with sealing ring, institute in the housing
Sealing ring is stated to set around the terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720540436.9U CN206893534U (en) | 2017-05-16 | 2017-05-16 | A kind of single pressure pressure switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720540436.9U CN206893534U (en) | 2017-05-16 | 2017-05-16 | A kind of single pressure pressure switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206893534U true CN206893534U (en) | 2018-01-16 |
Family
ID=61341009
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720540436.9U Expired - Fee Related CN206893534U (en) | 2017-05-16 | 2017-05-16 | A kind of single pressure pressure switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206893534U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110887598A (en) * | 2019-12-05 | 2020-03-17 | 珠海格力电器股份有限公司 | Pressure switch sensor, pipeline system and household appliance |
-
2017
- 2017-05-16 CN CN201720540436.9U patent/CN206893534U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110887598A (en) * | 2019-12-05 | 2020-03-17 | 珠海格力电器股份有限公司 | Pressure switch sensor, pipeline system and household appliance |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180116 Termination date: 20210516 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |