CN220488337U - A accurate new needle valve for liquid flow regulation - Google Patents
A accurate new needle valve for liquid flow regulation Download PDFInfo
- Publication number
- CN220488337U CN220488337U CN202321610011.2U CN202321610011U CN220488337U CN 220488337 U CN220488337 U CN 220488337U CN 202321610011 U CN202321610011 U CN 202321610011U CN 220488337 U CN220488337 U CN 220488337U
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- fixed
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- 239000007788 liquid Substances 0.000 title claims abstract description 25
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 15
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 15
- 241001330002 Bambuseae Species 0.000 claims description 15
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 15
- 239000011425 bamboo Substances 0.000 claims description 15
- 230000001105 regulatory effect Effects 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims description 8
- 244000309464 bull Species 0.000 claims 2
- 230000002146 bilateral effect Effects 0.000 claims 1
- 238000012423 maintenance Methods 0.000 description 5
- 239000012530 fluid Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 244000043261 Hevea brasiliensis Species 0.000 description 1
- 229920000459 Nitrile rubber Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 229920003052 natural elastomer Polymers 0.000 description 1
- 229920001194 natural rubber Polymers 0.000 description 1
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- Mechanically-Actuated Valves (AREA)
Abstract
The utility model relates to the technical field of needle valve equipment and discloses a precise new needle valve for liquid flow regulation, which effectively solves the problem that a valve needle in a valve seat is not easy to take out when the valve needle is required to be maintained and replaced at present.
Description
Technical Field
The utility model belongs to the technical field of needle valve equipment, and particularly relates to a new precise needle valve for regulating liquid flow.
Background
The needle valve is one of throttle valves, and is widely used by people because of high adjustment accuracy, the valve plug of the needle valve is needle-shaped and acts along the direction of fluid, and the flow area is changed by adjusting the cooperation between the valve plug on the valve rod and the valve seat, so that the fluid flow is adjusted or blocked, and according to the patent document with the application publication number of CN103423474A, the utility model name of the needle valve is as follows: the needle valve comprises a needle valve rod and a valve seat, wherein the bottom of the needle valve rod is provided with a valve plug, and the bottom end of the valve seat is provided with a groove; a sealing gasket is arranged in the groove; when the valve plug is tightly matched with the valve seat, the valve plug is clamped into the sealing gasket; the gasket is made of rubber, such as natural rubber, nitrile rubber, etc.; the following drawbacks still remain:
in the use, the needle is likely to be impacted and damaged, so that the needle in the valve seat is not easy to take out when the needle needs to be maintained and replaced.
Disclosure of Invention
Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides a precise new needle valve for liquid flow regulation, which effectively solves the problem that the valve needle in the valve seat is not easy to take out when the valve needle is required to be maintained and replaced at present.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a precision new needle valve for liquid flow regulation, includes the disk seat, the connecting pipe is installed to the both ends symmetry of disk seat, and the disk seat is inside to be seted up into the cistern, and the cistern is linked together with one of them connecting pipe, and the cistern has been seted up out to the one end of cistern, and the cistern is linked together with another connecting pipe, and flow control subassembly is installed on the top of disk seat;
the flow regulating assembly comprises a fixed cylinder arranged at the top end of the valve seat, the fixed cylinder is communicated with the liquid inlet groove, the top end of the fixed cylinder is provided with a top cover, and an installation fixing assembly is arranged between the top cover and the fixed cylinder.
Preferably, the jib is installed to interior roof bottom symmetry of top cap, and the fixed plate is installed to the bottom of jib, and the outer wall of fixed plate hugs closely with the inner wall of fixed section of thick bamboo, and the inside threaded connection of fixed plate has the screw rod, and the needle is installed to the bottom of screw rod, and the needle inserts the inside of feed liquor groove.
Preferably, the top cover is rotationally provided with a rotating rod, the bottom end of the rotating rod is provided with a rod groove, the top end of the screw rod is provided with an inserting rod, the inserting rod is inserted into the rod groove, the inner wall of the rod groove is symmetrically provided with guide strips, the two sides of the inserting rod are symmetrically provided with guide grooves, the guide grooves are in sliding connection with the guide strips, and the diameter of the inserting rod is smaller than that of the screw rod.
Preferably, a rotating handle is arranged at the top end of the rotating rod, and the rotating handle is positioned above the top cover.
Preferably, two limiting plates are arranged on the rotating rod, one limiting plate is in contact with the top wall of the top cover, and the other limiting plate is in contact with the inner top wall of the top cover.
Preferably, the installation fixed subassembly includes the side section of thick bamboo of symmetry installation in the top cap both sides, and the inside movable mounting of side section of thick bamboo has the draw-in lever, and the one end joint of draw-in lever is in the inside of draw-in groove, and the draw-in groove symmetry is seted up in the both sides of fixed section of thick bamboo.
Preferably, a spring is arranged on one side of the clamping rod away from the fixed cylinder, one end of the spring is fixedly connected with the inner wall of the side cylinder, a pull rod is arranged on one end of the clamping rod away from the top cover, and the pull rod penetrates through the outer side of the side cylinder.
Compared with the prior art, the utility model has the beneficial effects that:
(1) According to the utility model, the pull rod is pulled outwards to drive the clamping rod to be separated from the clamping groove on the fixed cylinder, so that the top cover is conveniently taken out, the valve needle is arranged on the fixed plate, and the fixed plate is fixedly connected with the top cover, so that the valve needle is conveniently taken out for maintenance and replacement;
(2) This novel screw rod and fixed plate threaded connection through the needle top, and the inserted bar can be at the downthehole removal of pole, after the screw rod rotates, the inserted bar downthehole removal breaks away from the pole groove completely, and the diameter of inserted bar is less than the diameter of screw rod to after the screw rod rotates, can take off the needle from the fixed plate, further make things convenient for the maintenance of taking off of needle to change.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model.
In the drawings:
FIG. 1 is a schematic illustration of a new precision needle valve structure for flow regulation in accordance with the present utility model;
FIG. 2 is a schematic view of a stationary drum according to the present utility model;
FIG. 3 is a schematic view of a flow control assembly according to the present utility model;
FIG. 4 is a schematic view of the mounting fixture assembly of the present utility model;
FIG. 5 is a schematic view of the internal structure of the rotating rod of the present utility model;
in the figure: 1. a valve seat; 2. a connecting pipe; 3. a liquid inlet tank; 4. a liquid outlet groove; 5. a flow regulating assembly; 501. a fixed cylinder; 502. a top cover; 503. a fixing plate; 504. a boom; 505. a screw; 506. a valve needle; 507. a rotating rod; 508. a limiting plate; 509. a rotating handle; 510. a rod groove; 511. a guide bar; 512. a rod; 513. a guide groove; 6. installing a fixing component; 601. a clamping groove; 602. a side cylinder; 603. a clamping rod; 604. a spring; 605. and (5) a pull rod.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model; all other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
1-5, the utility model comprises a valve seat 1, connecting pipes 2 are symmetrically arranged at two ends of the valve seat 1, a liquid inlet groove 3 is formed in the valve seat 1, the liquid inlet groove 3 is communicated with one connecting pipe 2, a liquid outlet groove 4 is formed at one end of the liquid inlet groove 3, the liquid outlet groove 4 is communicated with the other connecting pipe 2, and a flow regulating component 5 is arranged at the top end of the valve seat 1;
the flow regulating assembly 5 comprises a fixed cylinder 501 arranged at the top end of a valve seat 1, the fixed cylinder 501 is communicated with a liquid inlet groove 3, a top cover 502 is arranged at the top end of the fixed cylinder 501, an installation fixing assembly 6 is arranged between the top cover 502 and the fixed cylinder 501, a hanging rod 504 is symmetrically arranged at the bottom end of the inner top wall of the top cover 502, a fixed plate 503 is arranged at the bottom end of the hanging rod 504, the outer wall of the fixed plate 503 is tightly attached to the inner wall of the fixed cylinder 501, a screw rod 505 is connected to the inner thread of the fixed plate 503, a valve needle 506 is arranged at the bottom end of the screw rod 505, the valve needle 506 is inserted into the liquid inlet groove 3, a rotary rod 507 is rotatably arranged on the top cover 502, a rod groove 510 is arranged at the bottom end of the rotary rod 507, a guide bar 511 is symmetrically arranged on the inner wall of the rod groove 510, guide bars 511 are symmetrically arranged at the two sides of the guide bar 512, rotary rods 509 are respectively arranged at the two sides of the guide bar 513 in a sliding connection mode, the diameter of the guide bar 512 is smaller than the diameter of the screw rod 511, a rotary rod 509 is arranged at the top end of the rotary rod 509, a rotary rod 509 is positioned above the top cover 502, two limit plates 508 are arranged at the upper 507, the upper end 508 are respectively 508 are rotatably arranged at the upper side of the guide bar 509, the guide bar 508 is rotatably contacts with the guide bar 506, the guide bar 506 and the guide bar 505, a position of the guide bar 505 is completely contacts with the guide bar 505, and can be completely rotates and is separated from the guide bar 505, and is in the guide bar 505, and can completely contacts with the guide bar 505, and can be completely moves downward, and has a lower guide rod 505, and can move and has a lower guide rod has a lower device.
The installation fixed subassembly 6 includes the side section of thick bamboo 602 of symmetry installation in top cap 502 both sides, the inside movable mounting of side section of thick bamboo 602 has clamping rod 603, clamping rod 603's one end joint is in the inside of draw-in groove 601, the draw-in groove 601 symmetry is seted up in the both sides of fixed section of thick bamboo 501, spring 604 is installed to one side that clamping rod 603 kept away from fixed section of thick bamboo 501, the inner wall fixed connection of one end and side section of thick bamboo 602 of spring 604, the pull rod 605 is installed to one end that clamping rod 603 kept away from top cap 502, the pull rod 605 runs through to the outside of side section of thick bamboo 602, pull rod 605 outwards draws, drive clamping rod 603 and the draw-in groove 601 on the fixed section of thick bamboo 501 break away from the joint, conveniently take out top cap 502, and needle 506 is installed on fixed plate 503 and top cap 502 fixed connection, thereby the convenience is taken out needle 506 and is maintenance and is changed.
Working principle: when the liquid flow regulating device is used, the rotating handle 509 is twisted to enable the rotating rod 507 to rotate, the bottom end of the rotating rod 507 is provided with the rod groove 510, the guide strip 511 is arranged on the inner wall of the rod groove 510, the guide strip 511 is in sliding connection with the guide grooves 513 on the two sides of the inserting rod 512 at the top end of the screw 505, so that the rotating rod 507 rotates to drive the screw 505 to rotate, the screw 505 is in threaded connection with the fixing plate 503, and the valve needle 506 is driven to move up and down, so that the position of the valve needle 506 in the liquid inlet groove 3 is regulated;
when the valve needle 506 needs to be maintained and replaced, the pull rod 605 is pulled out, the clamping rod 603 moves towards the inside of the side cylinder 602, the clamping rod 603 is driven to be separated from the clamping groove 601 on the fixed cylinder 501, the top cover 502 is conveniently taken out, the valve needle 506 is arranged on the fixed plate 503, the fixed plate 503 is fixed with the top cover 502, the valve needle 506 is conveniently taken out for maintenance and replacement, meanwhile, the screw 505 at the top end of the valve needle 506 is in threaded connection with the fixed plate 503, the inserting rod 512 can move downwards in the rod groove 510, after the screw 505 rotates, the inserting rod 512 can be separated from the rod groove 510, meanwhile, the diameter of the inserting rod 512 is smaller than that of the screw 505, after rotation, the valve needle 506 is separated from the fixed plate 503, and replacement and maintenance of the valve needle 506 are further facilitated.
Claims (6)
1. A new precision needle valve for regulating the flow of liquid, comprising a valve seat (1), characterized in that: connecting pipes (2) are symmetrically arranged at two ends of the valve seat (1), a liquid inlet groove (3) is formed in the valve seat (1), the liquid inlet groove (3) is communicated with one of the connecting pipes (2), a liquid outlet groove (4) is formed in one end of the liquid inlet groove (3), the liquid outlet groove (4) is communicated with the other connecting pipe (2), and a flow adjusting assembly (5) is arranged at the top end of the valve seat (1);
the flow regulating assembly (5) comprises a fixed cylinder (501) arranged at the top end of the valve seat (1), the fixed cylinder (501) is communicated with the liquid inlet groove (3), a top cover (502) is arranged at the top end of the fixed cylinder (501), and an installation fixing assembly (6) is arranged between the top cover (502) and the fixed cylinder (501);
the inner top wall bottom symmetry of top cap (502) is installed jib (504), and fixed plate (503) is installed to the bottom of jib (504), and the outer wall of fixed plate (503) is hugged closely with the inner wall of fixed section of thick bamboo (501), and the inside threaded connection of fixed plate (503) has screw rod (505), and needle (506) are installed to the bottom of screw rod (505), and needle (506) inserts the inside of feed liquor groove (3).
2. A new precision needle valve for flow regulation as claimed in claim 1, wherein: the utility model discloses a top cap, including top cap (502), bull stick (507) are installed in the rotation on top cap (502), and pole groove (510) have been seted up to the bottom of bull stick (507), and inserted bar (512) are installed on the top of screw rod (505), and inside pole groove (510) are inserted to inserted bar (512), and guide bar (511) are installed to symmetry on the inner wall of pole groove (510), guide groove (513) have been seted up to the bilateral symmetry of inserted bar (512), guide groove (513) and guide bar (511) sliding connection, and the diameter of inserted bar (512) is less than the diameter of screw rod (505).
3. A new precision needle valve for flow regulation according to claim 2, characterized in that: the top end of the rotating rod (507) is provided with a rotating handle (509), and the rotating handle (509) is positioned above the top cover (502).
4. A new precision needle valve for flow regulation according to claim 2, characterized in that: two limiting plates (508) are arranged on the rotating rod (507), one limiting plate (508) is in contact with the top wall of the top cover (502), and the other limiting plate (508) is in contact with the inner top wall of the top cover (502).
5. A new precision needle valve for flow regulation as claimed in claim 1, wherein: the installation fixed subassembly (6) is including symmetrical side section of thick bamboo (602) of installing in top cap (502) both sides, and the inside movable mounting of side section of thick bamboo (602) has draw-in lever (603), and the one end joint of draw-in lever (603) is in the inside of draw-in groove (601), and draw-in groove (601) symmetry is seted up in the both sides of fixed section of thick bamboo (501).
6. A new precision needle valve for flow regulation as defined in claim 5, wherein: one side of the clamping rod (603) far away from the fixed cylinder (501) is provided with a spring (604), one end of the spring (604) is fixedly connected with the inner wall of the side cylinder (602), one end of the clamping rod (603) far away from the top cover (502) is provided with a pull rod (605), and the pull rod (605) penetrates through the outer side of the side cylinder (602).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321610011.2U CN220488337U (en) | 2023-06-21 | 2023-06-21 | A accurate new needle valve for liquid flow regulation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321610011.2U CN220488337U (en) | 2023-06-21 | 2023-06-21 | A accurate new needle valve for liquid flow regulation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220488337U true CN220488337U (en) | 2024-02-13 |
Family
ID=89828674
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321610011.2U Active CN220488337U (en) | 2023-06-21 | 2023-06-21 | A accurate new needle valve for liquid flow regulation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220488337U (en) |
-
2023
- 2023-06-21 CN CN202321610011.2U patent/CN220488337U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |