CN217301626U

CN217301626U - Throttle valve

Info

Publication number: CN217301626U
Application number: CN202221354575.XU
Authority: CN
Inventors: 马文东
Original assignee: Suqian Tairui Fluid Technology Co ltd
Current assignee: Suqian Tairui Fluid Technology Co ltd
Priority date: 2022-06-01
Filing date: 2022-06-01
Publication date: 2022-08-26
Anticipated expiration: 2032-06-01

Abstract

The utility model relates to a throttle valve, including valve body and dismantlement subassembly, the valve body bottom left and right sides is formed with inlet and liquid outlet respectively, and the valve body is inside to be formed with the liquid way that is used for communicating inlet and liquid outlet, and the dismantlement subassembly includes demountable sealing mounting in the supporting seat on valve body top, is used for being located the stopper on the valve body with the supporting seat, and the erection joint has the thread bush in the inner circle of supporting seat, and thread bush threaded connection has the threaded rod, and the valve core is installed to the bottom of threaded rod for adjust liquid way circulation size or break-make. The utility model provides a choke valve can realize supporting seat quick assembly disassembly, can realize the change of valve core then, improves the utilization ratio of choke valve, reduces use cost.

Description

Throttle valve

Technical Field

The utility model relates to the technical field of valves, specifically a choke valve.

Background

The valve is a control part in a fluid conveying system and has the functions of stopping, adjusting, guiding, preventing counter flow, stabilizing pressure, shunting or overflowing and relieving pressure, and the throttle valve is a valve for controlling the flow of fluid by changing the throttle section or the throttle length. The existing throttle valve is easy to wear after being used, so that the leakage phenomenon is caused (the sealing performance is poor), the existing throttle valve is usually fixed in structure, the whole throttle valve needs to be replaced after the valve is damaged, and the existing throttle valve is more in resource waste and inconvenient to use.

SUMMERY OF THE UTILITY MODEL

The utility model provides a choke valve can realize the dismouting of supporting seat fast, the change of the valve core of being convenient for then.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a throttle valve, includes the valve body, and the valve body bottom left and right sides is formed with inlet and liquid outlet respectively, the valve body is inside to be formed with and to be used for the intercommunication the liquid way of inlet and liquid outlet still includes the dismantlement subassembly, the dismantlement subassembly including can dismantle seal mounting in the supporting seat on valve body top, be used for with the supporting seat is positioned stopper on the valve body, the erection joint has the thread bush in the inner circle of supporting seat, thread bush threaded connection has the threaded rod, the valve core is installed to the bottom of threaded rod for adjust liquid way circulation size or break-make.

The utility model relates to a further improvement of choke valve lies in, the top of valve body be formed with communicate in the passageway of liquid way, arrange in the valve core the passageway, the passageway with the liquid way is h shape and lays. The liquid path is n-shaped, and the valve core can move up and down relative to the channel and finally move to the position of the liquid path, so that the control of liquid circulation is realized.

The throttle valve of the utility model is further improved in that the disassembling component also comprises a pull rod, a guide rod, a limiting spring and a sliding plate, the valve body is provided with a horizontally arranged mounting hole, the guide rod coaxially penetrates through the mounting hole, the guide rod is sleeved with the limiting spring, the hole wall of the mounting hole is also provided with a sliding groove which is horizontally arranged, the sliding plate is arranged in the sliding groove in a sliding way, the first end of the guide rod is connected with the sliding plate, the limiting spring is pressed between one end of the mounting hole far away from the sliding plate and the sliding plate, the second end of the guide rod penetrates through the mounting hole and is connected with the pull rod, one end of the pull rod, which is far away from the guide rod, penetrates through and is exposed out of the valve body, the sliding plate deviates from one side of the limiting spring and is provided with the limiting block, and a limiting hole which is matched with the limiting block is formed in the supporting seat.

The utility model relates to a further improvement of choke valve lies in, the at least symmetry of supporting seat circumference is provided with two spacing hole, the quantity and the position of stopper with the quantity and the position in spacing hole one-to-one setting respectively. I.e. the dismounting members are used at least in pairs.

The utility model relates to a further improvement of choke valve lies in, the top of valve body is formed with the installation slotted hole, state the supporting seat install in mounting slot hole department, the bottom of installation slotted hole is formed with the jack, it establishes the location and has the inserted bar to insert in the jack, ejecting spring is installed at the inserted bar top, works as the stopper is positioned when in the spacing hole, the bottom of supporting seat press support in on the ejecting spring, ejecting spring is in compression state.

The utility model relates to a further improvement of choke valve lies in, the stopper is close to the one end of supporting seat is formed with the inclined plane, the inclined plane is from keeping away from supporting seat one end is to being close to the downward sloping is laid gradually to the one end of supporting seat.

The utility model relates to a further improvement of choke valve lies in that the top of threaded rod is connected with the regulation seat. The adjusting seat is exposed out of the valve body and can be used for installing a rotating handle or matching with a wrench to realize the rotation of the threaded rod.

To sum up, the utility model discloses mainly have following beneficial effect:

(1) the limiting block is separated from the limiting hole by pulling the pull rod, and after the supporting seat loses limiting, under the matching action of the ejection spring, an operator can conveniently take out the supporting seat, so that the valve core is replaced; otherwise, after the valve core is replaced, the supporting seat is inserted into the mounting groove hole, and after the supporting seat is inserted in place, the limiting block automatically falls into the limiting hole to complete the positioning of the supporting seat.

(2) The valve core is driven to move up and down by rotating the adjusting seat and the threaded rod, so that the throttling adjusting effect is realized.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic sectional structure of the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 2;

fig. 4 is a schematic cross-sectional view of the middle support seat of the present invention.

In the figure: 1. a valve body; 11. mounting a slotted hole; 12. a liquid path; 13. a channel; 14. mounting holes; 2. a liquid inlet; 3. a liquid outlet; 4. disassembling the assembly; 401. a supporting base; 4011. a limiting hole; 402. a pull rod; 403. inserting a rod; 404. ejecting a spring; 405. a limiting block; 406. a limiting spring; 407. a guide bar; 408. a slide plate; 5. a threaded sleeve; 6. a threaded rod; 7. a valve core; 8. an adjusting seat.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

As shown in fig. 1-4, the utility model provides a throttle valve, including valve body 1, dismantlement subassembly 4 and pressure release subassembly 5, wherein: the left side and the right side of the bottom of the valve body 1 are respectively provided with a liquid inlet 2 and a liquid outlet 3, a liquid path 12 for communicating the liquid inlet 2 with the liquid outlet 3 is formed inside the valve body 1, the dismounting assembly 4 comprises a supporting seat 401 which is detachably and hermetically mounted at the top end of the valve body 1 and a limiting block 405 for positioning the supporting seat 401 on the valve body 1, a threaded sleeve 5 is mounted in an inner ring of the supporting seat 401, the threaded sleeve 5 is in threaded connection with a threaded rod 6, a valve core 7 is mounted at the bottom end of the threaded rod 6, the valve core 7 is realized by rotating the threaded rod, the vertical position of the valve core 7 is adjusted, and when the valve core 7 is placed in a pipeline of the liquid path 12, the adjustment of the flow area of the liquid path 12 can be realized or the throttling effect is realized; the dismounting component 4 further comprises a pull rod 402, a guide rod 407, a limiting spring 406 and a sliding plate 408, a mounting hole 14 which is horizontally arranged is formed in the valve body 1, the guide rod 407 coaxially penetrates through the mounting hole 14, the limiting spring 406 is sleeved on the guide rod 407, a sliding groove which is horizontally arranged is further coaxially formed in the hole wall of the mounting hole 14, the sliding plate 408 is slidably arranged in the sliding groove, the first end of the guide rod 407 is connected to the sliding plate 408, a limiting spring 406 is pressed between one end, far away from the sliding plate 408, of the mounting hole 14 and the sliding plate 408, the second end of the guide rod 407 penetrates through the mounting hole 14 and is connected with the pull rod 402, one end, far away from the guide rod 407, of the pull rod 402 penetrates through and is exposed out of the valve body 1, a limiting block 405 is arranged on one side, far away from the limiting spring 406, of the sliding plate 408, and a limiting hole 4011 which is matched with the limiting block 405 is formed in the supporting seat 401. In this embodiment, an inclined surface (as shown in fig. 3) is formed at one end of the limiting block 405 close to the supporting seat 401, and the inclined surface is gradually and obliquely arranged from one end far away from the supporting seat 401 to one end close to the supporting seat 401; an inclined surface is arranged on the limiting block 405; when the supporting seat is installed, the supporting seat 401 is placed at the position of the installation groove hole 11, downward pressing force is applied to the supporting seat 401, due to the arrangement of the inclined surface, the limiting block 405 is subjected to component force (compression deformation of the limiting spring 406) pointing to the direction away from the supporting seat 401, after the supporting seat 401 moves down to the right position, the limiting block 405 is clamped in the limiting hole 4011 under the action of the resetting force of the limiting spring 406, the positioning of the supporting seat 401 is completed, and the replacement of the valve core 7 can be quickly realized.

Furthermore, a channel 13 communicated with the liquid path 12 is formed at the top of the valve body 1, the valve core 7 is arranged in the channel 13, and the channel 13 and the liquid path 12 are arranged in an h-shaped communicated manner. The valve core 7 moves up and down relative to the channel 13 under the driving of the threaded rod 6, and approaches or departs from the liquid path 12, as shown in fig. 2, the flow area of the liquid path 12 can be adjusted or the liquid path 12 can be cut off by adjusting the relative position of the valve core 7.

Further, the supporting seat 401 is at least symmetrically arranged or provided with two or more limiting holes in the circumferential direction or in an array, and the number and the positions of the limiting blocks 405 and the number and the positions of the limiting holes are respectively arranged in a one-to-one correspondence manner. The positioning stability of the support seat 401 is ensured.

Furthermore, a mounting slot 11 is formed at the top of the valve body 1, the supporting seat 401 is mounted at the mounting slot, a jack is formed at the bottom of the mounting slot 11 of the valve body 1, an inserting rod 403 is inserted into the jack, an ejecting spring 404 is mounted at the top of the inserting rod 403, when the limiting block 405 is positioned in the limiting hole 4011, the bottom end of the supporting seat 401 presses against the ejecting spring 404, and the ejecting spring 404 is in a compressed state.

The utility model discloses in, the top of threaded rod 6 is connected with adjusts seat 8. In actual practice, the adjusting seat 8 can be rotated to cooperate with the handle, the rotating handle can be disassembled and connected with the adjusting seat 8, and the connecting structure between the two is not the utility model discloses the improvement point does not make detailed description.

The above embodiments are only preferred embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can equally replace or change the technical solution and the inventive concept of the present invention within the scope of the present invention.

Claims

1. The utility model provides a throttle valve, includes valve body (1), valve body (1) bottom left and right sides is formed with inlet (2) and liquid outlet (3) respectively, valve body (1) inside is formed with and is used for the intercommunication liquid way (12) of inlet (2) and liquid outlet (3), its characterized in that: still including detaching assembly (4), detaching assembly (4) including can dismantle seal installation in supporting seat (401), be used for with on valve body (1) top supporting seat (401) are located stopper (405) on valve body (1), the erection joint has thread bush (5) in the inner circle of supporting seat (401), thread bush (5) threaded connection has threaded rod (6), the bottom demountable installation of threaded rod (6) has valve core (7) for adjust the circulation of liquid way (12).

2. A throttling valve according to claim 1 wherein: the top of the valve body (1) is provided with a channel (13) communicated with the liquid path (12), the valve core (7) is arranged in the channel (13), and the channel (13) and the liquid path (12) are arranged in an h shape.

3. A throttling valve according to claim 1 wherein: the disassembly component (4) further comprises a pull rod (402), a guide rod (407), a limiting spring (406) and a sliding plate (408), a horizontally arranged installation hole (14) is formed in the valve body (1), the guide rod (407) coaxially penetrates through the installation hole (14), the limiting spring (406) is sleeved on the guide rod (407), a horizontally arranged sliding groove is further formed in the hole wall of the installation hole (14), the sliding plate (408) is slidably arranged in the sliding groove, the first end of the guide rod (407) is connected to the sliding plate (408), the limiting spring (406) is pressed between one end, far away from the sliding plate (408), of the installation hole (14) and the sliding plate (408), the second end of the guide rod (407) penetrates through the installation hole (14) and is connected with the pull rod (402), one end, far away from the guide rod (407), of the pull rod (402) penetrates through and is exposed out of the valve body (1), the sliding plate (408) deviates from one side of the limiting spring (406) and is provided with the limiting block (405), and a limiting hole (4011) matched with the limiting block (405) is formed in the supporting seat (401).

4. A throttling valve according to claim 3 wherein: supporting seat (401) circumference symmetry at least is provided with two spacing hole (4011), the quantity, the position of stopper (405) with the equal one-to-one setting in spacing hole.

5. A throttling valve according to claim 3 wherein: the top of valve body (1) is formed with installation slotted hole (11), state supporting seat (401) install in installation slotted hole department, valve body (1) is to lieing in the bottom position department of installation slotted hole (11) is formed with the jack, peg (403) have been inserted in the jack, ejecting spring (404) are installed at peg (403) top, work as stopper (405) are located in during spacing hole (4011), the bottom of supporting seat (401) press support in on ejecting spring (404).

6. A throttling valve according to claim 3 wherein: the limiting block (405) is close to one end of the supporting seat (401) and is provided with an inclined surface, and the inclined surface is gradually arranged in a downward inclined mode from one end far away from the supporting seat (401) to one end close to the supporting seat (401).

7. A throttling valve according to claim 1 wherein: the top end of the threaded rod (6) is connected with an adjusting seat (8).