CN215266080U - Pressure regulating device of pressure relay - Google Patents
Pressure regulating device of pressure relay Download PDFInfo
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- CN215266080U CN215266080U CN202121243520.7U CN202121243520U CN215266080U CN 215266080 U CN215266080 U CN 215266080U CN 202121243520 U CN202121243520 U CN 202121243520U CN 215266080 U CN215266080 U CN 215266080U
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- 230000001105 regulatory effect Effects 0.000 title claims abstract description 30
- 230000006835 compression Effects 0.000 claims description 16
- 238000007906 compression Methods 0.000 claims description 16
- 230000001681 protective effect Effects 0.000 claims description 5
- 230000000694 effects Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 241000221535 Pucciniales Species 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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Abstract
The utility model provides a pressure relay's pressure regulating device. Pressure regulating device of pressure relay includes: a pressure relay body; the cavity is formed in the pressure relay body; the two straight rods are fixedly arranged in the cavity; the moving plate is slidably mounted on the two straight rods; the two openings are respectively arranged on the inner walls of the two sides of the two cavities; the two grooves are respectively formed in the outer walls of the two sides of the moving plate; the two sliding plates are respectively installed in the two grooves in a sliding mode. The utility model provides a pressure relay's pressure regulating device has convenient to use, easy operation, prevents that the screw thread from rustting, smooth silk influences the advantage of governing speed.
Description
Technical Field
The utility model relates to a relay technical field especially relates to a pressure regulating device of pressure relay.
Background
The pressure relay is a hydraulic electric conversion element which opens and closes an electric contact by using the pressure of liquid. When the pressure of the system reaches the set value of the pressure relay, an electric signal is sent out to enable electrical elements such as an electromagnet, a motor, a time relay, an electromagnetic clutch and the like to act, so that the pressure of an oil circuit is relieved and reversed, an execution element realizes sequential action, or the motor is turned off to stop the system to work, so that the safety protection effect is achieved.
The pressure value that receives of pressure relay is certain, and people can work under the pressure of difference in order to make the relay, generally all can be a pressure regulator of fixed mounting above that, but the bolt that current pressure regulating device most all passed through rotates the screw thread mode of regulation and goes on, after using for a long time, rusts easily between the screw thread, and is comparatively hard when twisting after rustting, and the phenomenon of silk is still appeared easily to the mode through bolt and screw thread simultaneously, and the regulating effect is not good.
Therefore, it is necessary to provide a pressure regulating device of a pressure relay to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical problem provide a convenient to use, easy operation, prevent that the screw from rustting, smooth silk influences the pressure regulating device of pressure relay of governing speed.
In order to solve the technical problem, the utility model provides a pressure regulating device of pressure relay, include: a pressure relay body; the cavity is formed in the pressure relay body; the two straight rods are fixedly arranged in the cavity; the moving plate is slidably mounted on the two straight rods; the two openings are respectively arranged on the inner walls of the two sides of the two cavities; the two grooves are respectively formed in the outer walls of the two sides of the moving plate; the two sliding plates are respectively installed in the two grooves in a sliding manner; the two stress springs are respectively arranged in the two grooves, one end, close to each other, of each stress spring is fixedly connected with the inner wall of one side of the corresponding groove, and the other end, far away from each other, of each stress spring is fixedly connected with the outer wall of one side, close to each other, of each movable plate; the two connecting plates are fixedly arranged on the outer walls of the sides, far away from each other, of the two sliding plates respectively, and the sides, far away from each other, of the two connecting plates extend out of the corresponding grooves respectively; the movable toothed plates are fixedly arranged on the outer walls of the sides, far away from each other, of the two connecting plates respectively; the plurality of fixed toothed plates are fixedly mounted on the inner walls of the two sides of the cavity respectively.
Preferably, the outer wall of one side, far away from each other, of each of the two connecting plates is fixedly provided with a connecting rod, one end, far away from each other, of each connecting rod extends to the outside of the cavity, one end, far away from each other, of each connecting rod is fixedly provided with an arc-shaped pressing plate, and the outer wall of each arc-shaped pressing plate is fixedly provided with a pressing plate.
Preferably, two there is a long board on the straight-bar respectively slidable mounting, just the long board is located the below of movable plate, two the movable sleeve is equipped with compression spring, two on the straight-bar respectively the bottom of compression spring all with the top fixed connection of long board, two compression spring's top all with the bottom fixed connection of movable plate, the bottom fixed mounting of long board has the joint pole, the bottom fixed mounting of joint pole has the atress board, the mouth of pipe has been seted up on the bottom inner wall of cavity, just the mouth of pipe is located under the atress board.
Preferably, the outer walls of the two sides of the long plate are respectively and fixedly provided with a trapezoidal push plate, and the inner walls of the two sides of the cavity are respectively and fixedly provided with a microswitch.
Preferably, the outer walls of the two sides of the pressure relay body are respectively and fixedly provided with an installation plate.
Preferably, there are diaphragm, two respectively fixed mounting on the both sides outer wall of pressure relay body there is the slide bar, two top fixed mounting of diaphragm there is the apron on the slide bar, the bottom fixed mounting of apron has the rectangle protection casing, the bottom fixed mounting of pressure relay body has annular sponge, just take over the mouth and be located in the annular sponge.
Preferably, a pull ring is fixedly installed at the top of the cover plate.
Compared with the prior art, the utility model provides a pressure relay's pressure regulating device has following beneficial effect:
the utility model provides a pressure regulating device of pressure relay, make two arc clamp plates be close to each other through removing two arc clamp plates, make the atress spring be in continuous compression state, when moving the pinion rack and contactless with the fixed tooth plate completely, drive the atress board downstream downwards through two press platens, when the atress board removes suitable position, make moving the pinion rack and contact with the fixed tooth plate under the effect of two atress springs, and then hold the movable plate card at current position, the quick adjustment function to pressure has been reached, the effectual screw rod that has prevented from rustting, the smooth silk leads to the fact the not good scheduling problem of regulating effect.
Drawings
Fig. 1 is a schematic structural diagram of a first embodiment of a pressure regulating device of a pressure relay according to the present invention;
FIG. 2 is an enlarged schematic view of portion A shown in FIG. 1;
FIG. 3 is an enlarged schematic view of portion B shown in FIG. 2;
fig. 4 is a schematic structural diagram of a second embodiment of a pressure regulating device of a pressure relay according to the present invention.
Reference numbers in the figures: 1. a pressure relay body; 2. a cavity; 3. a straight rod; 4. moving the plate; 5. an opening; 6. a groove; 7. a stressed spring; 8. a sliding plate; 9. a connector tile; 10. a movable toothed plate; 11. a fixed toothed plate; 12. a connecting rod; 13. an arc-shaped pressing plate; 14. a pressing plate; 15. a long plate; 16. a compression spring; 17. a microswitch; 18. a trapezoidal push plate; 19. a connecting rod; 20. a stress plate; 21. a pipe connecting port; 22. an annular sponge; 23. a transverse plate; 24. a slide bar; 25. a cover plate; 26. a rectangular protective cover.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and embodiments.
First embodiment
Referring to fig. 1-3, in a first embodiment of the present invention, a pressure regulating device of a pressure relay includes: a pressure relay body 1; the cavity 2 is formed in the pressure relay body 1; the two straight rods 3 are fixedly arranged in the cavity 2; the moving plate 4 is slidably mounted on the two straight rods 3; the moving plate 4 is more stable to move through the two straight rods 3, and the two openings 5 are formed in the inner walls of the two sides of the two cavities 2 respectively; the two grooves 6 are respectively formed in the outer walls of the two sides of the moving plate 4; two sliding plates 8, wherein the two sliding plates 8 are respectively installed in the two grooves 6 in a sliding manner; the two stress springs 7 are respectively arranged in the two grooves 6, one end of each stress spring 7, which is close to each other, is fixedly connected with the inner wall of one side of the corresponding groove 6, and the other end of each stress spring 7, which is far away from each other, is fixedly connected with the outer wall of one side, which is close to each other, of the two movable plates 4; the two connecting plates 9 are fixedly arranged on the outer walls of the sides, far away from each other, of the two sliding plates 8 respectively, the sides, far away from each other, of the two connecting plates 9 extend out of the corresponding grooves 6 respectively, the connecting plates 9 are always subjected to outward thrust through the stress springs 7, and then the connecting plates 9 are always positioned outside the grooves 6; the plurality of fixed movable toothed plates 10 are respectively and fixedly arranged on the outer wall of one side, far away from each other, of the two connecting plates 9; the plurality of fixed toothed plates 11 are respectively and fixedly installed on the inner walls of the two sides of the cavity 2, and the movable plate 4 is fixedly installed at a required position through the mutual clamping of the movable toothed plate 10 and the fixed toothed plates 11.
In order to rapidly move the movable plate 4 to a proper position, two connecting rods 12 are fixedly mounted on the outer wall of one side, away from each other, of the connecting plates 9 respectively, one ends, away from each other, of the connecting rods 12 extend to the outside of the cavity 2, two ends, away from each other, of the connecting rods 12 are fixedly mounted with arc-shaped pressing plates 13 respectively, pressing plates 14 are fixedly mounted on the outer walls of the arc-shaped pressing plates 13 respectively, the movable plate 4 is driven to move up and down through the up and down movement of the pressing plates 14, and the movable plate 4 is rapidly mounted through the arc-shaped pressing plates 13.
For the quick pressure value of this device of regulation, two on the straight-bar 3 respectively slidable mounting have long board 15, just long board 15 is located the below of movable plate 4, two the movable sleeve is equipped with compression spring 16, two respectively on the straight-bar 3 the bottom of compression spring 16 all with the top fixed connection of long board 15, two compression spring 16's top all with the bottom fixed connection of movable plate 4, the bottom fixed mounting of long board 15 has linking pole 19, the bottom fixed mounting of linking pole 19 has stress plate 20, the mouth of pipe 21 has been seted up on the bottom inner wall of cavity 2, just mouth of pipe 21 is located under stress plate 20, through compression spring 16 with the indirect connection of long board 15 on the movable plate 4, make movable plate 4 remove the drive long board 15 removes.
In order to automatically switch the micro switch 17, trapezoidal push plates 18 are respectively and fixedly installed on the outer walls of the two sides of the long plate 15, and the micro switch 17 is respectively and fixedly installed on the inner walls of the two sides of the cavity 2.
In order to install the device on the required position more conveniently, the outer walls of the two sides of the pressure relay body 1 are respectively and fixedly provided with an installation plate.
The positive pole of the micro switch 17 is connected with the positive pole of the external power supply, and the negative pole of the micro switch 17 is connected with the negative pole of the external power supply.
The working principle of the pressure regulating device of the pressure relay provided by the utility model is as follows; when the force-bearing spring 7 is in a compressed state in an initial state, the movable toothed plate 10 and the fixed toothed plate 11 are clamped with each other, the compression spring 16 is in a free state, when a pressure value needs to be adjusted, the two arc-shaped pressing plates 13 are moved to be close to each other, the two connecting rods 12 are moved to be close to each other, the movable toothed plate 10 is separated from the fixed toothed plate 11, and simultaneously, the force-bearing spring 7 is in a continuous compression state, when the movable toothed plate 10 is completely not in contact with the fixed toothed plate 11, the two pressing plates 14 are moved downwards at the same time, the two pressing plates 14 drive the two connecting rods 12 to move downwards, the connecting rods 12 move downwards to drive the movable plate 4 to move downwards, the movable plate 4 moves downwards to drive the compression spring 16 to move downwards, the compression spring 16 moves downwards to drive the long plate 15 to move downwards, the long plate 15 moves downwards to drive the force-bearing plate 20 to move downwards, when the stress plate 20 moves to a proper position, the arc-shaped pressing plate 13 is released, the movable toothed plate 10 is in contact with the fixed toothed plate 11 under the action of the two stress springs 7, the movable plate 4 is clamped at the current position, and a function of quickly adjusting the pressure is achieved.
Compared with the prior art, the utility model provides a pressure relay's pressure regulating device has following beneficial effect:
the utility model provides a pressure regulating device of pressure relay, make two arc clamp plates 13 be close to each other through removing two arc clamp plates 13, make atress spring 7 be in constantly compressed state, when the pinion rack 10 is complete with fixed tooth plate 11 contactless, drive atress board 20 downstream through two press plates 14, when atress board 20 removes suitable position, make pinion rack 10 and fixed tooth plate 11 contact under two atress spring 7's effect, and then hold the 4 cards of movable plate at current position, reached the quick adjustment function to pressure, the effectual screw rod that has prevented from rustting, the smooth silk causes the not good scheduling problem of regulating effect.
Second embodiment:
based on the pressure regulating device of the pressure relay provided in the first embodiment of the present application, a second embodiment of the present application proposes another pressure regulating device of the pressure relay. The second embodiment is merely a preferred way of the first embodiment, and the implementation of the second embodiment does not affect the implementation of the first embodiment alone.
The second embodiment of the present invention will be further explained with reference to the drawings and the embodiments.
Please refer to fig. 4 in combination, the pressure adjusting device of the pressure relay further includes two transverse plates 23, the two transverse plates 23 are respectively and fixedly installed on the outer walls of the two sides of the pressure relay body 1, the sliding rods 24 are fixedly installed at the tops of the two transverse plates 23, the cover plate 25 is slidably installed on the two sliding rods 24, the rectangular protective cover 26 is fixedly installed at the bottom of the cover plate 25, the annular sponge 22 is fixedly installed at the bottom of the pressure relay body 1, the pipe connecting opening 21 is located in the annular sponge 22, and the opening 5 is shielded by the rectangular protective cover 26, so that external dust is prevented from entering the cavity 2 through the opening 5, and the service life of the device is affected.
In order to conveniently move the cover plate 25, a pull ring is fixedly installed on the top of the cover plate 25.
The annular sponge 22 and the rectangular protective cover 26 prevent outside dust and floating particles from entering the cavity 2, so that the cavity 2 is in a relatively sealed environment, and the service life of the device is prolonged.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.
Claims (7)
1. A pressure regulating device of a pressure relay, comprising:
a pressure relay body;
the cavity is formed in the pressure relay body;
the two straight rods are fixedly arranged in the cavity;
the moving plate is slidably mounted on the two straight rods;
the two openings are respectively arranged on the inner walls of the two sides of the two cavities;
the two grooves are respectively formed in the outer walls of the two sides of the moving plate;
the two sliding plates are respectively installed in the two grooves in a sliding manner;
the two stress springs are respectively arranged in the two grooves, one end, close to each other, of each stress spring is fixedly connected with the inner wall of one side of the corresponding groove, and the other end, far away from each other, of each stress spring is fixedly connected with the outer wall of one side, close to each other, of each movable plate;
the two connecting plates are fixedly arranged on the outer walls of the sides, far away from each other, of the two sliding plates respectively, and the sides, far away from each other, of the two connecting plates extend out of the corresponding grooves respectively;
the movable toothed plates are fixedly arranged on the outer walls of the sides, far away from each other, of the two connecting plates respectively;
the plurality of fixed toothed plates are fixedly mounted on the inner walls of the two sides of the cavity respectively.
2. The pressure regulating device of the pressure relay according to claim 1, wherein the outer walls of the two connecting plates are fixedly provided with connecting rods, respectively, and the ends of the two connecting rods, which are far away from each other, extend out of the cavity, the ends of the two connecting rods, which are far away from each other, are fixedly provided with arc-shaped pressing plates, respectively, and the outer walls of the two arc-shaped pressing plates are fixedly provided with pressing plates, respectively.
3. The pressure regulating device of the pressure relay according to claim 1, wherein a long plate is slidably mounted on each of the two straight rods, the long plate is located below the moving plate, a compression spring is movably sleeved on each of the two straight rods, bottom ends of the two compression springs are fixedly connected with a top of the long plate, top ends of the two compression springs are fixedly connected with a bottom of the moving plate, a connecting rod is fixedly mounted at a bottom of the long plate, a stress plate is fixedly mounted at a bottom end of the connecting rod, a connecting pipe opening is formed in an inner wall of a bottom of the cavity, and the connecting pipe opening is located right below the stress plate.
4. The pressure regulating device of the pressure relay according to claim 3, wherein the outer walls of the two sides of the long plate are respectively fixedly provided with a trapezoidal push plate, and the inner walls of the two sides of the cavity are respectively fixedly provided with a microswitch.
5. The pressure regulating device of the pressure relay according to claim 1, wherein mounting plates are fixedly mounted on the outer walls of both sides of the pressure relay body, respectively.
6. The pressure regulating device of the pressure relay according to claim 3, wherein the outer walls of two sides of the pressure relay body are respectively fixedly provided with a transverse plate, the top of two transverse plates are fixedly provided with a sliding rod, the two sliding rods are provided with a cover plate in a sliding manner, the bottom of the cover plate is fixedly provided with a rectangular protective cover, the bottom of the pressure relay body is fixedly provided with an annular sponge, and the connecting pipe port is positioned in the annular sponge.
7. The pressure regulating device of the pressure relay according to claim 6, wherein a pull ring is fixedly installed on the top of the cover plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121243520.7U CN215266080U (en) | 2021-06-04 | 2021-06-04 | Pressure regulating device of pressure relay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121243520.7U CN215266080U (en) | 2021-06-04 | 2021-06-04 | Pressure regulating device of pressure relay |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215266080U true CN215266080U (en) | 2021-12-21 |
Family
ID=79476791
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121243520.7U Expired - Fee Related CN215266080U (en) | 2021-06-04 | 2021-06-04 | Pressure regulating device of pressure relay |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215266080U (en) |
-
2021
- 2021-06-04 CN CN202121243520.7U patent/CN215266080U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211221 |