CN209977263U - Straight-flow stop valve - Google Patents
Straight-flow stop valve Download PDFInfo
- Publication number
- CN209977263U CN209977263U CN201920730080.4U CN201920730080U CN209977263U CN 209977263 U CN209977263 U CN 209977263U CN 201920730080 U CN201920730080 U CN 201920730080U CN 209977263 U CN209977263 U CN 209977263U
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- Prior art keywords
- valve
- valve body
- plate
- rod
- screw
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- Expired - Fee Related
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- 238000009434 installation Methods 0.000 claims abstract 2
- 239000007788 liquid Substances 0.000 abstract description 6
- 238000007789 sealing Methods 0.000 abstract description 5
- 230000009977 dual effect Effects 0.000 description 7
- 230000004075 alteration Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Electrically Driven Valve-Operating Means (AREA)
Abstract
The utility model relates to the technical field of valves, and a straight-flow stop valve is disclosed, which comprises a valve body, the top movable mounting of valve body has the valve gap, first bolt is installed to the top screw thread of valve gap, the bottom of first bolt and the top screw thread installation of valve body, the top fixed mounting of valve gap has the spout seat, the inside slidable mounting of spout seat has the valve rod, the bottom of valve rod runs through the spout seat and extends to the inside and the fixed mounting of valve body and has the valve plate. The direct-current stop valve can be automatically closed after a set flow value flows through the stop valve through the cooperation of the flow sensor, the controller and the double-output micro motor, or can be automatically opened after a period of time, the position above the valve plate and the position below the valve plate can be isolated when the valve body is in an open state through the rubber elastic plate, and liquid is prevented from entering the valve cover to corrode the valve cover to cause the reduction of the sealing property of the valve cover or the reduction of the service life of the stop valve.
Description
Technical Field
The utility model relates to the technical field of valves, specifically a straight-flow stop valve.
Background
The stop valve is also called stop valve, belonging to forced sealing type valve, so when the valve is closed, it must apply pressure to valve clack to force sealing surface not to leak, when the medium is fed into the valve from below the valve clack, the resistance force which must be overcome by operation force is the friction force of valve stem and packing material and the thrust force produced by pressure of medium, the force for closing the valve is greater than the force for opening the valve, so the diameter of valve stem is greater, otherwise the failure of stem top bending can occur.
The stop valve that uses at present generally needs the people to go to open or close, just needs the staff to reach appointed region and goes to open or close, can't go to open automatically or close according to the flow, and the position of contacting at valve plate and valve body only has the valve body seal gasket ware to be connected moreover, and liquid spills from the valve gap when the valve is opened like this and corrodes valve gap and above position for the service life of stop valve reduces.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to prior art, the utility model provides a straight-flow stop valve possesses the valve body and prevents between the valve gap that liquid corrodes the valve gap and can open or close the advantage of stop valve according to the flow is automatic mutually isolated, has solved the problem of mentioning in the above background art.
The utility model provides a following technical scheme: the straight-flow stop valve comprises a valve body, wherein a valve cover is movably mounted at the top of the valve body, a first bolt is mounted on the top of the valve cover through threads, the bottom of the first bolt is mounted on the top of the valve body through threads, a sliding groove seat is fixedly mounted at the top of the valve cover, a valve rod is slidably mounted inside the sliding groove seat, the bottom of the valve rod penetrates through the sliding groove seat and extends into the valve body, a valve plate is fixedly mounted inside the valve body, a rubber elastic plate is fixedly connected inside the valve body, the upper surface of the rubber elastic plate is in contact with the bottom of the valve plate, a hinge device is fixedly mounted at the top of the sliding groove seat, a connecting rod is fixedly mounted at the top of the hinge device, a support plate is movably mounted at the top of the connecting rod, a first screw is mounted on the front face of the support plate, the utility model discloses a valve, including backup pad, valve rod, runner pipe, valve rod, the inside screw thread of backup pad installs the screw rod, the top fixed mounting of second screw and valve rod is passed through to the bottom of screw rod, the top fixed mounting of backup pad has the runner plate, the inside slidable mounting of runner plate has the movable block, the side fixed mounting of movable block has dual output micro motor, dual output micro motor's output and the top fixed connection of screw rod, the other output end fixedly connected with dwang of dual output micro motor, the top fixed mounting of dwang has the turning handle, the fixed intercommunication in side of valve body has the switching pipe, the side of switching pipe is connected through the second bolt with the side of valve body, the top fixed mounting of switching pipe inner chamber has flow sensor.
Preferably, the controller is electrically connected with the flow sensor, and the controller is electrically connected with the dual-output micro motor.
Preferably, the length value of the screw is smaller than the height value of the sliding groove plate, and the length value of the screw is larger than the length value of the valve rod inside the valve body.
Preferably, the number of the sliding groove plates is two, and the two sliding groove plates are symmetrically distributed by taking the center line of the supporting plate as a symmetry axis.
Preferably, the area value of the rubber elastic plate is larger than the cross section value of the valve body above the valve plate.
Compared with the prior art, the utility model discloses possess following beneficial effect:
1. the direct-current stop valve can be automatically closed after a set flow value flows through the stop valve through the cooperation of the flow sensor, the controller and the double-output micro motor, or can be automatically opened after a period of time, the position above the valve plate and the position below the valve plate can be isolated when the valve body is in an open state through the rubber elastic plate, and liquid is prevented from entering the valve cover to corrode the valve cover to cause the reduction of the sealing property of the valve cover or the reduction of the service life of the stop valve.
2. This direct current formula stop valve can follow the screw rod upward movement when dual output micro motor rotates through the cooperation of movable block and chute board for dual output micro motor's position does not influence the rise or the drop of screw rod, makes this stop valve not only can open and shut through the motor through the cooperation of dwang and twist grip, also can carry out manual switch simultaneously.
Drawings
FIG. 1 is a sectional view of the present invention;
FIG. 2 is a schematic view of the structure of the present invention for opening the valve;
fig. 3 is an enlarged view of a position a in the structure diagram 1 of the present invention.
In the figure: 1. a valve body; 2. a chute plate; 3. rotating the rod; 4. rotating the handle; 5. a valve stem; 6. a rubber elastic plate; 7. a valve plate; 8. a second bolt; 9. a flow sensor; 10. a transfer tube; 11. a controller; 12. a support plate; 13. a second screw; 14. a chute seat; 15. a first bolt; 16. a valve cover; 17. a hinge device; 18. a connecting rod; 19. a first screw; 20. a moving block; 21. a dual output micro motor; 22. a screw.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, a straight-flow stop valve includes a valve body 1, a valve cover 16 is movably mounted on the top of the valve body 1, a first bolt 15 is mounted on the top of the valve cover 16 through a thread, the bottom of the first bolt 15 is mounted on the top of the valve body 1 through a thread, a chute seat 14 is fixedly mounted on the top of the valve cover 16, a valve rod 5 is slidably mounted inside the chute seat 14, the bottom of the valve rod 5 penetrates through the chute seat 14 and extends into the valve body 1, and a valve plate 7 is fixedly mounted on the valve body 1, a rubber elastic plate 6 is fixedly connected inside the valve body 1, the upper surface of the rubber elastic plate 6 contacts with the bottom of the valve plate 7, the area of the rubber elastic plate 6 is larger than the cross-sectional value of the valve body 1 above the valve plate 7, so that the rubber elastic plate 6 is not damaged when being deformed, the valve body 1 can be isolated from the position above the valve plate 7 and the position below the valve, the liquid is prevented from entering the valve cover 16 to corrode the valve cover 16, so that the sealing performance of the valve cover 16 is reduced or the service life of the stop valve is reduced, the hinge device 17 is fixedly installed at the top of the sliding groove seat 14, the connecting rod 18 is fixedly installed at the top of the hinge device 17, the support plate 12 is movably installed at the top of the connecting rod 18, the first screw 19 is installed on the front surface of the support plate 12 in a threaded manner, the other end of the first screw 19 is connected with the connecting rod 18 in a threaded manner, the screw 22 is installed on the inner thread of the support plate 12, the bottom of the screw 22 is fixedly installed on the top of the valve rod 5 through the second screw 13, the length value of the screw 22 is larger than the length value of the valve rod 5 inside the valve body 1, the sliding groove plate 2 is fixedly installed at the top of the support plate 12, and the length value of the screw 22 is, the inside of the chute board 2 is slidably provided with a moving block 20, the number of the chute boards 2 is two, the two chute boards 2 are symmetrically distributed by taking the center line of the supporting plate 12 as a symmetry axis, the two chute boards 2 can make the movement of the dual-output micro motor 21 more stable, the side surface of the moving block 20 is fixedly provided with the dual-output micro motor 21, the dual-output micro motor 21 can move upwards along with the screw rod 22 while rotating through the matching of the moving block 20 and the chute boards 2, so that the position of the dual-output micro motor does not influence the rising or falling of the screw rod 22, the output end of the dual-output micro motor 21 is fixedly connected with the top of the screw rod 22, the other output end of the dual-output micro motor 21 is fixedly connected with a rotating rod 3, the top of the rotating rod 3 is fixedly provided with a rotating handle 4, and the stop valve can be opened and closed through the matching of, meanwhile, manual opening and closing can be performed, an adapter tube 10 is fixedly communicated with the side face of the valve body 1, the side face of the adapter tube 10 is connected with the side face of the valve body 1 through a second bolt 8, a flow sensor 9 is fixedly installed at the top of an inner cavity of the adapter tube 10, a controller 11 is fixedly installed at the top of the adapter tube 10, the controller 11 is electrically connected with the flow sensor 9, the controller 11 is electrically connected with a double-output micro motor 21, and the stop valve can be automatically closed after a set flow value flows through the cooperation of the flow sensor 9, the controller 11 and the double-output micro motor 21, or can be automatically opened after a period of time.
The working principle is that when the flow sensor 9 senses that the flow passing through the valve body 1 reaches a set value, the flow sensor 9 sends a signal to the controller 11, the controller 11 controls the dual-output micro motor 21 to rotate, the dual-output micro motor 21 drives the screw rod 22 to rotate, the screw rod 22 moves downwards with the supporting plate 12 as a basic surface and drives the dual-output micro motor 21 to move downwards, at the same time, the screw rod 22 drives the valve rod 5 to move downwards while rotating, at the same time, the valve rod 5 drives the valve plate 7 to block the interior of the valve body 1 to prevent liquid from flowing through, the rubber elastic plate 6 is deformed quantitatively by the downward movement of the valve plate 7, when the stop valve cuts off the flow for a period of time, the controller 11 controls the dual-output micro motor 21 to rotate reversely, and drives the valve plate 7 to move upwards, so that the rubber elastic plate 6 is restored to the original position and the dual output micro motor 21 is returned to the original position.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. A through-flow shut-off valve, comprising a valve body (1), characterized in that: the top movable mounting of valve body (1) has valve gap (16), first bolt (15) is installed to the top screw thread of valve gap (16), the bottom of first bolt (15) and the top screw thread installation of valve body (1), the top fixed mounting of valve gap (16) has spout seat (14), the inside slidable mounting of spout seat (14) has valve rod (5), the bottom of valve rod (5) runs through spout seat (14) and extends to the inside and fixed mounting of valve body (1) have valve plate (7), the inside fixedly connected with rubber elastic plate (6) of valve body (1), the upper surface of rubber elastic plate (6) contacts with the bottom of valve plate (7), the top fixed mounting of spout seat (14) has articulated device (17), the top fixed mounting of articulated device (17) has connecting rod (18), the top movable mounting of connecting rod (18) has backup pad (12), the improved structure of the valve rod is characterized in that a first screw (19) is installed on the front face of the supporting plate (12) in a threaded mode, the other end of the first screw (19) is in threaded connection with a connecting rod (18), a screw rod (22) is installed on the inner threads of the supporting plate (12), the bottom of the screw rod (22) is fixedly installed on the top of the valve rod (5) through a second screw (13), a chute plate (2) is fixedly installed on the top of the supporting plate (12), a moving block (20) is installed on the inner portion of the chute plate (2) in a sliding mode, a double-output micro motor (21) is fixedly installed on the side face of the moving block (20), the output end of the double-output micro motor (21) is fixedly connected with the top of the screw rod (22), a rotating rod (3) is fixedly connected with the other output end of the double-output micro motor, the side of the valve body (1) is fixedly communicated with an adapter tube (10), the side of the adapter tube (10) is connected with the side of the valve body (1) through a second bolt (8), the top of the inner cavity of the adapter tube (10) is fixedly provided with a flow sensor (9), and the top of the adapter tube (10) is fixedly provided with a controller (11).
2. The direct flow shutoff valve according to claim 1, wherein: the controller (11) is electrically connected with the flow sensor (9), and the controller (11) is electrically connected with the double-output micro motor (21).
3. The direct flow shutoff valve according to claim 1, wherein: the length value of the screw rod (22) is smaller than the height value of the sliding groove plate (2), and the length value of the screw rod (22) is larger than the length value of the valve rod (5) located inside the valve body (1).
4. The direct flow shutoff valve according to claim 1, wherein: the number of the sliding groove plates (2) is two, and the two sliding groove plates (2) are symmetrically distributed by taking the center line of the supporting plate (12) as a symmetry axis.
5. The direct flow shutoff valve according to claim 1, wherein: the area value of the rubber elastic plate (6) is larger than the cross section value of the valve body (1) above the valve plate (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920730080.4U CN209977263U (en) | 2019-05-21 | 2019-05-21 | Straight-flow stop valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920730080.4U CN209977263U (en) | 2019-05-21 | 2019-05-21 | Straight-flow stop valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209977263U true CN209977263U (en) | 2020-01-21 |
Family
ID=69263274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920730080.4U Expired - Fee Related CN209977263U (en) | 2019-05-21 | 2019-05-21 | Straight-flow stop valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209977263U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111853338A (en) * | 2020-07-27 | 2020-10-30 | 宁波华成阀门有限公司 | Flowmeter type self-adjusting balance valve and flow self-adjusting method thereof |
-
2019
- 2019-05-21 CN CN201920730080.4U patent/CN209977263U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111853338A (en) * | 2020-07-27 | 2020-10-30 | 宁波华成阀门有限公司 | Flowmeter type self-adjusting balance valve and flow self-adjusting method thereof |
| CN111853338B (en) * | 2020-07-27 | 2022-05-20 | 宁波华成阀门有限公司 | Flowmeter type self-adjusting balance valve and flow self-adjusting method thereof |
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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: 20200121 Termination date: 20210521 |
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| CF01 | Termination of patent right due to non-payment of annual fee |