CN214411060U - Wind pressure switch with pressure regulating structure - Google Patents
Wind pressure switch with pressure regulating structure Download PDFInfo
- Publication number
- CN214411060U CN214411060U CN202120616568.1U CN202120616568U CN214411060U CN 214411060 U CN214411060 U CN 214411060U CN 202120616568 U CN202120616568 U CN 202120616568U CN 214411060 U CN214411060 U CN 214411060U
- Authority
- CN
- China
- Prior art keywords
- pressure regulating
- adjusting
- regulating plate
- shell
- pressure
- 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
Images
Landscapes
- Switches Operated By Changes In Physical Conditions (AREA)
Abstract
The utility model provides a wind pressure switch with pressure regulating structure, which comprises a housin, the casing in be provided with movable block and elastic component, including pressure regulating plate and regulating part, the both ends difference butt of elastic component is on movable block and pressure regulating plate, the regulating part activity wear to establish on the casing, and the regulating part wears to be formed with the operation portion to the outer one end department of casing, the operation portion be used for making the regulating part orientation deep or withdraw from the direction motion of casing, location fit between the other end of regulating part and the pressure regulating plate. Not enough to prior art, the utility model provides a suitability is stronger, has the wind pressure switch of pressure regulating structure.
Description
Technical Field
The utility model relates to a wind pressure switch with pressure regulating structure.
Background
The wind pressure switch is a detecting element, commonly used in the equipment of gas type such as gas heater, gas furnace, hanging stove, it is including inner chamber, diaphragm and break-make subassembly usually, the inner chamber separate by the diaphragm and form first atmospheric pressure chamber and the second atmospheric pressure chamber of mutual independence, the break-make subassembly including setting up induction part and movable block on inner chamber and diaphragm respectively, the diaphragm be flexible setting, the diaphragm can change and form the deformation displacement at atmospheric pressure between first atmospheric pressure chamber and the second atmospheric pressure chamber, and the movable block then can be under the drive of diaphragm, and the change of taking place relative position between the induction part of fixing on the inner chamber, and then the change of frequency forms, in the wind pressure switch of prior art, still be provided with the elastic component that makes both separate between induction part and the movable block, therefore the diaphragm need overcome the elastic component's elastic force at the in-process that drives the movable block motion, however, since the elastic force of the elastic member is fixed, the sensitivity required by the wind pressure switch is different when the wind pressure switch is used in different equipment or scenes, which causes that many times, the wind pressure switch cannot be adapted.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model provides a suitability is stronger, has the wind pressure switch of pressure regulating structure.
In order to realize the above object, the utility model provides a wind pressure switch with pressure regulating structure, which comprises a housin, the casing in be provided with movable block and elastic component, including pressure regulating plate and regulating part, the both ends difference butt of elastic component is on movable block and pressure regulating plate, the regulating part activity wear to establish on the casing, and the regulating part wears to be formed with the operation portion to the outer one end department of casing, the operation portion be used for making the regulating part orientation deep or withdraw from the direction motion of casing, location fit between the other end of regulating part and the pressure regulating plate.
The technical scheme has the advantages that: the adjusting plate is arranged to be matched with the movable block and abutted to the two ends of the elastic piece respectively, the adjusting piece is movably arranged on the shell in a penetrating mode and matched with the positioning of the adjusting plate in a positioning mode, the adjusting piece moves in a direction deep into or withdrawing from the shell through an operation portion of the adjusting piece, the adjusting plate changes with the distance between the movable block, the deformation amount of the elastic piece between the movable block and the adjusting plate is adjusted, the movable block moves to be matched with the sensing portion to form the force required by the on/off position to change correspondingly, the purpose of adjusting the sensitivity of the wind pressure switch is achieved, the adjustment can be carried out according to actual requirements in different devices or scenes, and the adaptability is stronger.
The utility model discloses can further set up to: the adjusting piece comprises a bolt connection section and a front end, the bolt connection section is in threaded engagement with the shell, the front end is cylindrical and is rotatably inserted on the pressure regulating plate, a screw hole is formed in the front end, and the screw hole is used for being matched with a screw to form positioning between the adjusting piece and the pressure regulating plate.
Through further setting up, set up on the regulating part and the casing between the spiro union section of screw-thread engagement, and the regulating part rotates with the pressure regulating board through its front end and is connected for only need rotate the regulating part and just can form its flexible activity at casing internal part, simple structure, convenient operation.
The utility model discloses can further set up to: the adjusting piece comprises a table top located between the screw connection section and the front end, an annular gasket in butt joint with the front end is arranged at the front end, and the annular gasket and the table top can be respectively in butt joint with two sides of the pressure adjusting plate.
Through further setting up, with the annular gasket butt in front end department, the screw is when coordinating with the screw, can pass the hole of annular gasket, and with the nut part butt of screw self on the gasket, avoid rotating the in-process that the regulating part adjusted, take place the rotational friction between the cap portion of screw and the pressure regulating plate, damage with higher speed, or receive frictional force to drive and send relative rotation between the regulating part, the condition that leads to becoming flexible takes place, and by the annular gasket of butt in front end department and the mesa cooperation butt that is located between spiro union section and the front end in the both sides of pressure regulating plate, form the centre gripping of pressure regulating plate, can prevent to a certain extent that the regulating plate from when the wind pressure switch operates, because the elastic force of elastic component changes, the pressure regulating plate slope swing that leads to.
The utility model discloses can further set up to: the inner wall of the shell is provided with a guide post, the guide post is slidably arranged on the pressure regulating plate in a penetrating mode, and the guide post extends towards the moving direction of the pressure regulating plate.
Through further setting, set up the guide post that extends the setting towards pressure regulating plate direction of motion, can prevent that the pressure regulating plate slope swing that leads to because the elastic force of elastic component changes when the wind pressure switch operates of regulating plate.
The utility model discloses can further set up to: the shell is provided with an adjusting groove, and the operating part is arranged in the adjusting groove in a sliding mode.
Through further arrangement, the adjusting groove for sliding the operating part of the adjusting part is arranged on the shell, on one hand, the operating part does not form a protruding part on the shell, so that the appearance is more attractive, and on the other hand, the possibility of misoperation can be reduced.
The utility model discloses can further set up to: the regulating part include the annular groove portion, annular groove portion department cover be equipped with the sealing washer, the periphery wall and the regulating tank inner wall looks butt of sealing washer.
Through further setting up, because be thread fit between regulating part and the casing, there is certain clearance inevitably between the two, consequently sets up the sealing washer between regulating part ring groove portion and regulating groove inner wall.
The utility model discloses can further set up to: the adjusting device comprises a support, wherein the support is arranged at a position close to an adjusting groove, the support comprises a shielding part, and the shielding part extends to a movement path of an operating part.
Through further setting, set up the support in the position that is close to the adjustment tank to by the support formation shelter from spacing shelter from the portion to the operation portion, need not to set up extra spacing part, optimize product structure.
Drawings
Fig. 1 is a top view of an embodiment of the present invention;
fig. 2 is a cross-sectional view taken along line a-a in fig. 1 according to an embodiment of the present invention;
fig. 3 is an enlarged view of a portion a in fig. 2 according to an embodiment of the present invention;
FIG. 4 is a schematic view of the pressure adjusting plate and the adjusting member according to the embodiment of the present invention;
wherein: a housing 1; a movable block 11; an elastic member 12; a diaphragm 13; a frequency signal component 14; a wiring board 141; an induction coil 1411; a magnetic ring 142; a guide post 15; an adjustment groove 16; a bracket 17; a pressure regulating plate 2; a through hole 21; an adjusting member 3; a screw joint section 31; a front end 32; a screw hole 321; a mesa 33; an operation section 34; an operation hole 341; a ring portion 342; an annular groove portion 35; an annular gasket 4; and a seal ring 5.
Detailed Description
The utility model relates to an embodiment of wind pressure switch with pressure regulating structure is shown in figures 1-4: the frequency signal component 14 comprises a circuit board 141 and a magnetic ring 142, the circuit board 141 is provided with an induction coil 1411 arranged around the magnetic ring, the magnetic ring 142 is arranged on the movable block 11, the elastic part 12 is a spring, two ends of the elastic part 12 are respectively abutted against the movable block 11 and the pressure regulating plate 2, the pressure regulating plate 2 is provided with a through hole corresponding to the inner hole of the elastic part 12, and the magnetic block is slidably arranged on the inner hole of the elastic part 12 and the through hole 21 in a penetrating manner. The magnetic ring 3 is movably arranged on the shell 1 in a penetrating way, an operating part 34 is formed at one end of the adjusting part 3 penetrating out of the shell 1, the operating part 34 is used for promoting the adjusting part 3 to move towards the direction of going deep into or withdrawing from the shell, and the other end of the adjusting part 3 is in positioning fit with the pressure regulating plate 2. The operation principle of the switch in this technical solution is that the diaphragm 13 is driven by the change of the air pressure in two independent spaces in the housing to drive the movable block to generate a displacement, and when the movable block 11 moves to the position where the magnetic ring 142 extends into/out of the induction coil 1411, a signal capable of controlling the frequency circuit is generated, thereby ensuring that the air pressure value is in a normal interval when the device is in operation. The adjusting piece 3 comprises a screw connection section 31 and a front end 32, the screw connection section 31 is in threaded engagement with the shell 1, the front end 32 is cylindrical and is rotatably inserted on the pressure regulating plate 2, a screw hole 321 is formed in the front end, and the screw hole 321 is used for being matched with a screw to form positioning between the adjusting piece 3 and the pressure regulating plate 2. The adjusting piece 3 comprises a table top 33 positioned between the screw joint section 31 and the front end 32, the front end 32 is provided with an annular gasket 4 which is abutted against the front end, and the annular gasket 4 and the table top 33 can be abutted against two sides of the pressure adjusting plate 2 respectively. The inner wall of the shell 1 is provided with a guide post 15, the guide post 15 is slidably arranged on the pressure regulating plate 2 in a penetrating manner, and the guide post 15 extends towards the movement direction of the pressure regulating plate 2. The housing 1 is provided with an adjusting groove 16, and the operating part 34 is slidably arranged in the adjusting groove 16. Regulating part 3 including annular groove portion 35, annular groove portion 35 department cover be equipped with sealing washer 5, sealing washer 5's periphery wall and 16 inner wall looks butt of regulating groove. The bracket 17 is disposed near the adjustment groove 16, and the bracket 17 includes a shielding portion 171, and the shielding portion 171 extends to a moving path of the operation portion 34. In this embodiment, the operation portion 34 includes an operation hole 341 and a ring portion 342 of the operation hole, and the shielding portion 171 extends to shield the ring portion 342.
The above examples are only one of the preferred embodiments of the present invention, and the general changes and substitutions performed by those skilled in the art within the technical scope of the present invention are included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a wind pressure switch with pressure regulating structure, including the casing, the casing in be provided with movable block and elastic component, its characterized in that: the adjustable elastic piece comprises a pressure regulating plate and an adjusting piece, wherein two ends of the elastic piece are respectively abutted against the movable block and the pressure regulating plate, the adjusting piece is movably arranged on the shell in a penetrating mode, an operating part is formed at one end of the adjusting piece penetrating out of the shell and used for enabling the adjusting piece to move in a direction of penetrating into or withdrawing from the shell, and the other end of the adjusting piece is matched with the pressure regulating plate in a positioning mode.
2. The wind pressure switch with the pressure regulating structure according to claim 1, wherein: the adjusting piece comprises a bolt connection section and a front end, the bolt connection section is in threaded engagement with the shell, the front end is cylindrical and is rotatably inserted on the pressure regulating plate, a screw hole is formed in the front end, and the screw hole is used for being matched with a screw to form positioning between the adjusting piece and the pressure regulating plate.
3. The wind pressure switch with the pressure regulating structure according to claim 2, wherein: the adjusting piece comprises a table top located between the screw connection section and the front end, an annular gasket in butt joint with the front end is arranged at the front end, and the annular gasket and the table top can be respectively in butt joint with two sides of the pressure adjusting plate.
4. The wind pressure switch with the pressure regulating structure according to claim 1, 2 or 3, wherein: the inner wall of the shell is provided with a guide post, the guide post is slidably arranged on the pressure regulating plate in a penetrating mode, and the guide post extends towards the moving direction of the pressure regulating plate.
5. The wind pressure switch with the pressure regulating structure according to claim 2 or 3, wherein: the shell is provided with an adjusting groove, and the operating part is arranged in the adjusting groove in a sliding mode.
6. The wind pressure switch with the pressure regulating structure according to claim 5, wherein: the regulating part include the annular groove portion, annular groove portion department cover be equipped with the sealing washer, the periphery wall and the regulating tank inner wall looks butt of sealing washer.
7. The wind pressure switch with the pressure regulating structure according to claim 5, wherein: the adjusting device comprises a support, wherein the support is arranged at a position close to an adjusting groove, the support comprises a shielding part, and the shielding part extends to a movement path of an operating part.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120170106 | 2021-01-20 | ||
| CN2021201701061 | 2021-01-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214411060U true CN214411060U (en) | 2021-10-15 |
Family
ID=78030640
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120616568.1U Active CN214411060U (en) | 2021-01-20 | 2021-03-26 | Wind pressure switch with pressure regulating structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214411060U (en) |
-
2021
- 2021-03-26 CN CN202120616568.1U patent/CN214411060U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103708012A (en) | Orientation automatic regulating system for deep-sea autonomous underwater vehicle (AUV) docking platform | |
| CN214411060U (en) | Wind pressure switch with pressure regulating structure | |
| CN106642618B (en) | Top air outlet device, air conditioner and motion control method of top air outlet device | |
| CN111050054A (en) | Shielding mechanism, intelligent electronic product and camera shielding control method | |
| CN212367511U (en) | But rotary control's earphone | |
| CN212569011U (en) | Partial discharge detection mechanism and partial discharge detection equipment | |
| CN113759776B (en) | Integrated power system of airing machine and airing machine | |
| CN216199460U (en) | Single-shaft anti-rotation air cylinder | |
| CN2650062Y (en) | Sealed limit converter | |
| CN210958492U (en) | Shielding mechanism and intelligent electronic product | |
| CN211369973U (en) | Vehicle and door pump system thereof | |
| CN109405900B (en) | Electromagnetic flowmeter capable of adjusting electrode structure position | |
| CN114962852B (en) | Transmission structure | |
| CN111323843B (en) | Device for detecting fastening state of mining explosion-proof shell fastener | |
| CN208224889U (en) | A kind of knob | |
| CN112433459A (en) | Crown and wrist wearing equipment with same | |
| CN219247684U (en) | Waterproof transmission structure | |
| CN112697346A (en) | Air leakage prevention device for air tightness detection of automobile parts | |
| CN210423936U (en) | Memory type valve signal transmitter and valve | |
| CN214618134U (en) | Valve signal-back device | |
| CN212674052U (en) | Magnetic-sensing angle sensor with high protection level | |
| CN218124486U (en) | Motor lead screw | |
| CN211479655U (en) | Sound pressure adjustable magnetic ring assembly | |
| CN204027579U (en) | Kilometer sensor | |
| CN220446515U (en) | Robot vision navigation device with rotatable industrial camera |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |