CN214368126U - Throttling cut-off emptying valve - Google Patents
Throttling cut-off emptying valve Download PDFInfo
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- CN214368126U CN214368126U CN202120324126.XU CN202120324126U CN214368126U CN 214368126 U CN214368126 U CN 214368126U CN 202120324126 U CN202120324126 U CN 202120324126U CN 214368126 U CN214368126 U CN 214368126U
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Abstract
The application relates to a throttling stop emptying valve which comprises a valve body, a connecting body, a valve clack, a first screw, a rotary disc and a first bolt, wherein a flowing cavity is formed in the valve body, and the connecting body is connected to the valve body through the first bolt; the connecting body is provided with a first threaded hole, the first screw rod is rotatably connected in the first threaded hole, and two ends of the first screw rod are respectively positioned at two ends of the connecting body; the turntable is arranged at one end of the first screw rod, which is far away from the valve body, the valve clack is arranged at one end of the first screw rod, which is close to the valve body and is arranged in the valve body, and the valve clack seals the flow cavity; the valve body is provided with a display mechanism, the display mechanism comprises a connecting disc, a display rod, a stop plate and a limiting block, and the connecting disc is arranged on the rotary disc; the limiting block is arranged on the connecting body and is provided with a first through hole; the one end of demonstration pole is connected and is slided and connect on the connection pad and first through-hole is passed to other one end, is provided with two barrier plates on the demonstration pole, and two barrier plates are located the both ends of limiting block respectively this application has the effect that improves the life-span.
Description
Technical Field
The application relates to the technical field of fluid control, in particular to a throttling cut-off emptying valve.
Background
The throttling cut-off emptying valve is a novel throttling, cut-off and emptying product. It is widely used as a closed-loop device on pipelines of petroleum, natural gas, coal gas, liquefied petroleum gas, oil refining, airports, chemical engineering, oil and gas storage and transportation and the like.
At present, the chinese utility model that the bulletin number is CN204878779U of authorizing discloses a throttle is by emptying valve, including valve body, valve clack, valve gap, valve rod and hand wheel, be equipped with on the valve body respectively from its both sides to middle inflow channel and the outflow passageway that extends, locate to form the vertical intercommunication mouth that communicates inflow channel and outflow passageway at valve body middle part, the intercommunication mouth aligns with the valve clack, the valve clack is connected its characterized in that with the valve rod: the valve clack is made of elastic rubber, the upper plane of the communication port and the lower plane of the valve clack form a sealing surface, and an annular bulge is arranged on the upper plane of the communication port; the communicating opening is in a tapered shape with a wide upper part and a narrow lower part, a frustum extending into the communicating opening is arranged on the lower plane of the valve flap, and the side wall of the frustum is in sealing fit with the inner wall of the communicating opening. The wheel rotates to drive the valve rod to move, and the valve rod drives the valve clack to move, so that the state of the valve clack sealing and unsealing communication port is switched.
With respect to the related art among the above, the inventors consider that the following drawbacks exist: operating personnel can't watch the inside state of valve body when rotating the hand wheel, and when the intercommunication mouth has been sealed to the valve clack, operating personnel still continues to rotate the hand wheel, and the hand wheel can drive the valve rod and rotate, and the valve rod can continue to drive the valve clack motion, makes the valve clack compress tightly the valve body of intercommunication mouth week side, will lead to the damage of valve body or valve clack like this to lead to the life-span to reduce.
SUMMERY OF THE UTILITY MODEL
In order to prolong the service life, the application provides a throttling stop emptying valve.
The application provides a throttle is by emptying valve adopts following technical scheme:
a throttling cut-off emptying valve comprises a valve body, a connecting body, a valve clack, a first screw, a rotary disc and a first bolt, wherein a flow cavity is formed in the valve body, and the connecting body is connected to the valve body through the first bolt; the connecting body is provided with a first threaded hole, the first screw rod is rotatably connected in the first threaded hole, and two ends of the first screw rod are respectively positioned at two ends of the connecting body; the rotary disc is arranged at one end of the first screw rod, which is far away from the valve body, the valve clack is positioned at one end of the first screw rod, which is close to the valve body, and is positioned in the valve body, and the valve clack seals the flow cavity; the valve body is provided with a display mechanism, the display mechanism comprises a connecting disc, a display rod, a stop plate and a limiting block, and the connecting disc is arranged on the rotary disc; the limiting block is arranged on the connecting body, and a first through hole is formed in the limiting block; one end of the display rod is connected with the connecting disc in a sliding mode, the other end of the display rod penetrates through the first through hole, two blocking plates are arranged on the display rod, and the two blocking plates are located at two ends of the limiting block respectively.
By adopting the technical scheme, the connecting body is connected to the valve body through the first bolt, the rotary disc is rotated, the first screw rod is driven to rotate when the rotary disc rotates, and the first screw rod is in threaded connection with the first threaded hole, so that the first screw rod drives the valve clack to move when the first screw rod rotates; when the turntable rotates, the connecting disc can rotate along with the turntable, the connecting disc can drive the display rod to move, the display rod can slide in the first through hole of the limiting block, when the stop plate on the display rod abuts against the limiting block, an operator can be reminded, the valve clack is located at the optimal position in the valve body, and the turntable does not need to be rotated; therefore, the display mechanism can prompt an operator to stop rotating the rotary table, so that the service life of the throttling stop emptying valve can be prolonged.
Optionally, a first connecting mechanism is arranged on the limiting block, the first connecting mechanism includes a first clamping block, a second clamping block and a connecting assembly, the first clamping block and the second clamping block are both rotatably connected to the limiting block, and both the first clamping block and the second clamping block are abutted against the connecting body; the connecting assembly is arranged on the first clamping block and connected with the second clamping block.
By adopting the technical scheme, the first clamping block and the second clamping block clamp the connector, and then the first clamping block and the second clamping block are connected by the connecting component, so that the limiting block is connected to the connector; the first connecting mechanism can connect the limiting block on the connecting body, and the structure is simple and convenient to operate.
Optionally, the connecting assembly includes a nut and a second bolt, a second through hole is formed in one end of the first clamping block, which is far away from the limiting block, a third through hole is formed in one end of the second clamping block, which is far away from the limiting block, one end of the second bolt sequentially penetrates through the second through hole and the third through hole, and the nut and one end of the second bolt, which penetrates through the third through hole, are in threaded connection.
By adopting the technical scheme, after the first clamping block and the second clamping block clamp the connecting body, one end of the second bolt sequentially penetrates through the second through hole and the third through hole, and then the nut is in threaded connection with the second bolt penetrating through the third through hole, so that the first clamping block is connected with the second clamping block; the connecting assembly is simple in structure and convenient to operate.
Optionally, a second connecting mechanism connected with the display rod is arranged on the connecting disc, the second connecting mechanism comprises a connecting block, a connecting rod and a first adjusting assembly, a sliding groove is formed in the connecting disc, the connecting block is connected in the sliding groove in a sliding manner, and a first groove clamped with the display rod is formed in the connecting block; a second groove communicated with the first groove is formed in the connecting block, the connecting rod is connected in the second groove in a sliding mode, and a connecting groove clamped with the connecting rod is formed in the display rod; the first adjusting component is arranged on the connecting block and connected with the connecting rod.
By adopting the technical scheme, the display rod is firstly clamped with the first groove on the connecting block, then the first adjusting assembly is adjusted, and the first adjusting assembly drives the connecting rod to slide in the second groove, so that the connecting rod is clamped with the connecting groove on the display rod; the second connecting mechanism can improve the stability of the display rod when the display rod is connected with the connecting disc; and is convenient for accomodate the display rod.
Optionally, the first adjusting assembly includes a rotating shaft, a gear and a rack, the rotating shaft is disposed on the connecting block, and the gear is keyed on the rotating shaft and located in the second groove; the rack is arranged on the connecting rod and meshed with the gear.
By adopting the technical scheme, the gear on the rotating shaft can drive the rack to move by rotating the rotating shaft, and the rack can drive the connecting rod to move in the second groove; the first adjusting component is simple in structure and convenient to operate.
Optionally, a fourth through hole for the display rod to pass through is formed in the blocking plate, a third connecting mechanism connected with the display rod is arranged on the blocking plate, the third connecting mechanism comprises a fixed block and a second adjusting assembly, and a fixed groove is formed in the display rod; the blocking plate is provided with a third groove communicated with the fourth through hole, and the fixing block is connected in the third groove in a sliding mode and clamped with the fixing groove; the second adjusting component is arranged on the blocking plate and connected with the fixing block.
By adopting the technical scheme, the display rod penetrates through the fourth through hole in the barrier plate, then the second adjusting assembly is adjusted, the second adjusting assembly drives the fixing block to move in the third groove towards the direction close to the display rod, and the fixing block is clamped with the fixing groove in the display rod; the third connecting mechanism can connect the blocking plate and the display rod together, and has simple structure and convenient operation; and the detachable blocking plate and the display rod are convenient to store.
Optionally, the second adjusting component comprises an adjusting disc and a second screw rod, a second threaded hole communicated with the third groove is formed in the blocking plate, the second screw rod is in threaded connection with the second threaded hole, one end of the second screw rod is connected with the fixed block in a rotating mode, the other end of the second screw rod penetrates through the second threaded hole, and the adjusting disc is arranged at one end of the second threaded hole, which penetrates through the second threaded hole.
By adopting the technical scheme, the adjusting disc is rotated, the adjusting disc drives the second screw rod to rotate, and the second screw rod drives the fixing block to slide in the third groove; the second adjusting component is simple in structure and convenient to operate.
Optionally, a stop block is arranged on the display rod, the stop block is connected with the first through hole in a sliding mode, and the two stop plates respectively abut against two ends of the stop block.
By adopting the technical scheme, the stop block can limit the position of the stop plate, so that the stop plate can be positioned at the optimal position of the display rod.
To sum up, this application includes following at least one kind throttle and ends atmospheric valve beneficial technical effect:
1. the arranged display mechanism can prompt an operator to avoid rotating the turntable, so that the service life of the throttling stop emptying valve can be prolonged;
2. the second connecting mechanism can improve the stability of the display rod when the display rod is connected with the connecting disc; and is convenient for accomodate the display rod.
Drawings
FIG. 1 is a schematic structural diagram of a throttling cut-off emptying valve in an embodiment of the present application;
FIG. 2 is a cross-sectional view of a throttle stop vent valve in an embodiment of the present application;
FIG. 3 is a cross-sectional view of a blocker plate embodying a third coupling mechanism in an embodiment of the present application;
fig. 4 is a schematic structural diagram of a first adjusting assembly in the embodiment of the present application.
Reference numerals: 11. a valve body; 111. an inflow channel; 112. an outflow channel; 12. a linker; 13. a valve flap; 14. a first screw; 15. a turntable; 16. a first bolt; 2. a display mechanism; 21. a connecting disc; 211. a chute; 22. a display lever; 23. a blocking plate; 231. a fourth via hole; 232. a third groove; 24. a limiting block; 25. a stopper; 3. a first connecting mechanism; 31. a first clamping block; 32. a second clamping block; 331. a second bolt; 4. a second connecting mechanism; 41. connecting blocks; 42. a connecting rod; 43. a first adjustment assembly; 431. a rotating shaft; 432. a gear; 433. a rack; 5. a third connecting mechanism; 51. a fixed block; 52. a second adjustment assembly; 521. an adjusting disk; 522. a second screw; 6. a blowdown assembly; 61. a cover plate; 62. a filter screen barrel; 63. and a third bolt.
Detailed Description
The present application is described in further detail below with reference to figures 1-4.
The embodiment of the application discloses a throttling cut-off emptying valve.
Referring to fig. 1, the throttle cut-off emptying valve comprises a valve body 11, and a connecting body 12 is connected to the valve body 11 through a first bolt 16; a pollution discharge assembly 6 is arranged on one side of the valve body 11 far away from the connecting body 12; the display means 2 is provided on the connecting body 12.
Referring to fig. 2, the valve body 11 is provided with an inflow passage 111 and an outflow passage 112 extending from both sides thereof to the middle, respectively, a vertical communication port communicating the inflow passage 111 and the outflow passage 112 is formed at the middle of the valve body 11, and the inflow passage 111, the outflow passage 112, and the communication port form a flow chamber.
First screw hole has been seted up on connector 12, first screw hole internal rotation is connected with first screw rod 14, the both ends of first screw rod 14 are located the both ends of connector 12 respectively, first screw rod 14 keeps away from one of valve body 11 and serves fixedly connected with carousel 15, the one end that carousel 15 was kept away from to first screw rod 14 is located valve body 11, and is located fixedly connected with valve clack 13 on the first screw rod 14 in valve body 11, valve clack 13 is located directly over the intercommunication mouth, and the sealed intercommunication mouth of valve clack 13.
Referring to fig. 1 and 2, the display mechanism 2 comprises a limiting block 24, a first connecting mechanism 3 connected with the valve body 11 is arranged on the limiting block 24, the first connecting mechanism 3 comprises a first clamping block 31 and a second clamping block 32 which are rotatably connected on the limiting block 24, and the first clamping block 31 and the second clamping block 32 form a clamping space for clamping the connecting body 12; the one end that first grip block 31 kept away from the limiting block 24 has seted up the second through-hole, and the one end that limiting block 24 was kept away from to second grip block 32 has seted up the third through-hole, is provided with coupling assembling on the first grip block 31, and coupling assembling is including the second bolt 331 that passes second through-hole and third through-hole in proper order, and second bolt 331 passes one of third through-hole and serves threaded connection to have the nut.
The limiting block 24 is provided with a first through hole, the axis of the first through hole is parallel to the axis of the connector 12, a display rod 22 is arranged in the first through hole, a stop block 25 is fixedly connected to the display rod 22, and the stop block 25 is connected with the first through hole in a sliding manner.
Referring to fig. 2 and 3, the display rod 22 at both ends of the stopper 25 is provided with a fixing groove; two stop plates 23 are arranged on the display rod 22, and the two stop plates 23 are respectively positioned on the side walls at two ends of the abutting stop 25; the blocking plate 23 is provided with a fourth through hole 231 for the display rod 22 to pass through, the blocking plate 23 is provided with a third groove 232 communicated with the fourth through hole 231, and the blocking plate 23 is provided with a second threaded hole communicated with the third groove 232.
The blocking plate 23 is provided with a third connecting mechanism 5, the third connecting mechanism 5 comprises a fixing block 51 connected in the third groove 232 in a sliding manner, and the fixing block 51 is connected with the fixing groove in a clamping manner. The blocking plate 23 is provided with a second adjusting assembly 52, the second adjusting assembly 52 comprises a second screw 522 rotatably connected to the fixed block 51, one end of the second screw 522, which is far away from the fixed block 51, passes through a second threaded hole, and the second screw 522 is in threaded connection with the second threaded hole; an adjusting disc 521 is fixedly connected to one end of the second screw rod 522 passing through the second threaded hole.
Referring to fig. 2 and 4, a connecting plate 21 is disposed on a side of the rotary plate 15 facing the valve body 11, and a sliding groove 211 is formed on a side of the connecting plate 21 away from the rotary plate 15. The end of the display rod 22 remote from the valve body 11 is provided with a connecting groove.
Be provided with second coupling mechanism 4 on connection pad 21, second coupling mechanism 4 is including sliding the connecting block 41 of connection in spout 211, offers the first recess with display rod 22 joint on the connecting block 41, offers the second recess with first recess intercommunication on the connecting block 41, slides in the second recess and is connected with the connecting rod 42 with the spread groove joint. A first adjusting assembly 43 is arranged on the connecting block 41, the first adjusting assembly 43 comprises a rotating shaft 431 rotatably connected to the connecting block 41, one end of the rotating shaft 431 is positioned in the second groove, and a gear 432 is keyed on the rotating shaft 431 positioned in the second groove; the link 42 is integrally provided with a rack 433 engaged with the gear 432.
Referring to fig. 1 and 2, a sewage draining exit communicated with the outflow passage 112 is formed on the valve body 11, and the axis of the sewage draining exit coincides with the axis of the communication port; the valve body 11 is provided with a sewage discharge assembly 6, the sewage discharge assembly 6 comprises a filter screen barrel 62 arranged in the valve body 11, one end of the filter screen barrel 62 is communicated with the communicating port, and the other end is communicated with the sewage discharge port; the valve body 11 is provided with a cover plate 61 covering the drain outlet, and the cover plate 61 is coupled to the valve body 11 by a third bolt 63.
The implementation principle of the throttling cut-off emptying valve in the embodiment of the application is as follows: the connecting body 12 is attached to the valve body 11 by a first bolt 16. The strainer barrel 62 is introduced into the outflow passage 112 through the drain outlet, and then the cover plate 61 is attached to the valve body 11 by the third bolt 63.
The display rod 22 is inserted through the first through hole of the limiting block 24, and then the stopper 25 is slidably coupled in the first through hole. Then, the display rod 22 passes through the fourth through hole 231 on the blocking plate 23, and then the adjusting disc 521 is rotated, the adjusting disc 521 rotates with the second screw 522, because the second screw 522 is in threaded connection with the second threaded hole, when the second screw 522 rotates, the second screw 522 will displace relative to the second threaded hole, and the second screw 522 will move towards the direction close to the display rod 22, so that the fixing block 51 is clamped with the clamping slot on the display rod 22.
One end of the display rod 22 close to the rotary disc 15 is clamped with the first groove on the connecting block 41, then the rotating shaft 431 is rotated, the gear 432 on the rotating shaft 431 is rotated, and the rack 433 meshed with the gear 432 drives the connecting rod 42 to move in the second groove towards the direction close to the display rod 22, so that the connecting rod 42 is clamped with the connecting groove on the display rod 22.
Finally, the first clamping block 31 and the second clamping block 32 clamp the connecting body 12, one end of the second bolt 331 penetrates through the second through hole and the third through hole, the nut is in threaded connection with the second bolt 331, the nut can tightly abut against the second clamping block 32, and the nut of the second bolt 331 tightly abuts against the first clamping block 31.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. A throttling cut-off emptying valve comprises a valve body (11), a connecting body (12), a valve clack (13), a first screw (14), a rotary disc (15) and a first bolt (16), wherein a flow cavity is formed in the valve body (11), and the connecting body (12) is connected to the valve body (11) through the first bolt (16); a first threaded hole is formed in the connecting body (12), the first screw (14) is rotatably connected in the first threaded hole, and two ends of the first screw (14) are respectively positioned at two ends of the connecting body (12); the rotating disc (15) is arranged at one end of the first screw rod (14) far away from the valve body (11), the valve clack (13) is positioned at one end of the first screw rod (14) close to the valve body (11) and in the valve body (11), and the valve clack (13) seals the flow cavity; the valve is characterized in that a display mechanism (2) is arranged on the valve body (11), the display mechanism (2) comprises a connecting disc (21), a display rod (22), a blocking plate (23) and a limiting block (24), and the connecting disc (21) is arranged on the rotary disc (15); the limiting block (24) is arranged on the connecting body (12), and a first through hole is formed in the limiting block (24); one end of the display rod (22) is connected with the connecting disc (21) in a sliding mode, the other end of the display rod penetrates through the first through hole, two blocking plates (23) are arranged on the display rod (22), and the two blocking plates (23) are located at two ends of the limiting block (24) respectively.
2. A throttling cut-off emptying valve according to claim 1, characterized in that a first connecting mechanism (3) is arranged on the limiting block (24), the first connecting mechanism (3) comprises a first clamping block (31), a second clamping block (32) and a connecting assembly, the first clamping block (31) and the second clamping block (32) are rotatably connected on the limiting block (24), and the first clamping block (31) and the second clamping block (32) are abutted against the connecting body (12); the connecting assembly is arranged on the first clamping block (31) and is connected with the second clamping block (32).
3. The throttling cut-off emptying valve according to claim 2, wherein the connecting assembly comprises a nut and a second bolt (331), a second through hole is formed in one end, far away from the limiting block (24), of the first clamping block (31), a third through hole is formed in one end, far away from the limiting block (24), of the second clamping block (32), one end of the second bolt (331) sequentially penetrates through the second through hole and the third through hole, and the nut is in threaded connection with one end, penetrating through the third through hole, of the second bolt (331).
4. The throttling cut-off emptying valve according to claim 1, characterized in that a second connecting mechanism (4) connected with the display rod (22) is arranged on the connecting disc (21), the second connecting mechanism (4) comprises a connecting block (41), a connecting rod (42) and a first adjusting component (43), a sliding groove (211) is formed in the connecting disc (21), the connecting block (41) is connected in the sliding groove (211) in a sliding manner, and a first groove clamped with the display rod (22) is formed in the connecting block (41); a second groove communicated with the first groove is formed in the connecting block (41), the connecting rod (42) is connected in the second groove in a sliding mode, and a connecting groove clamped with the connecting rod (42) is formed in the display rod (22); the first adjusting assembly (43) is arranged on the connecting block (41) and is connected with the connecting rod (42).
5. A throttle stop bleed valve according to claim 4, characterized in that said first regulating assembly (43) comprises a rotating shaft (431), a gear (432) and a rack (433), said rotating shaft (431) being arranged on said connecting block (41), said gear (432) being keyed on said rotating shaft (431) and being located in said second groove; the rack (433) is arranged on the connecting rod (42) and meshed with the gear (432).
6. A throttling cut-off emptying valve according to claim 1, characterized in that the blocking plate (23) is provided with a fourth through hole (231) for the display rod (22) to pass through, the blocking plate (23) is provided with a third connecting mechanism (5) connected with the display rod (22), the third connecting mechanism (5) comprises a fixed block (51) and a second adjusting component (52), and the display rod (22) is provided with a fixed groove; a third groove (232) communicated with the fourth through hole (231) is formed in the blocking plate (23), and the fixing block (51) is connected in the third groove (232) in a sliding mode and clamped with the fixing groove; the second adjusting component (52) is arranged on the blocking plate (23) and connected with the fixing block (51).
7. A throttling, cut-off and emptying valve according to claim 6, characterized in that the second adjusting assembly (52) comprises an adjusting disc (521) and a second screw (522), a second threaded hole communicated with the third groove (232) is formed in the blocking plate (23), the second screw (522) is in threaded connection with the second threaded hole, one end of the second screw (522) is rotatably connected with the fixed block (51) and the other end of the second screw passes through the second threaded hole, and the adjusting disc (521) is arranged at one end of the second screw (522) passing through the second threaded hole.
8. A throttling cut-off emptying valve according to claim 1, characterized in that a stop block (25) is arranged on the display rod (22), the stop block (25) is connected with the first through hole in a sliding manner, and the two stop plates (23) respectively abut against two ends of the stop block (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120324126.XU CN214368126U (en) | 2021-02-04 | 2021-02-04 | Throttling cut-off emptying valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120324126.XU CN214368126U (en) | 2021-02-04 | 2021-02-04 | Throttling cut-off emptying valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214368126U true CN214368126U (en) | 2021-10-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120324126.XU Active CN214368126U (en) | 2021-02-04 | 2021-02-04 | Throttling cut-off emptying valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214368126U (en) |
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2021
- 2021-02-04 CN CN202120324126.XU patent/CN214368126U/en active Active
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Denomination of utility model: A throttle stop vent valve Effective date of registration: 20230505 Granted publication date: 20211008 Pledgee: Postal Savings Bank of China Limited Jinan Branch Pledgor: Shandong Zhongquan Power Station Valve Manufacturing Co.,Ltd. Registration number: Y2023980039816 |