CN216112247U

CN216112247U - Internal thread copper gate valve convenient to quick adjustment

Info

Publication number: CN216112247U
Application number: CN202121898688.1U
Authority: CN
Inventors: 徐魁生
Original assignee: Jiangsu Huashan Valve Co ltd
Current assignee: Jiangsu Huashan Valve Co ltd
Priority date: 2021-08-13
Filing date: 2021-08-13
Publication date: 2022-03-22
Anticipated expiration: 2031-08-13

Abstract

The utility model discloses an internal thread copper gate valve convenient to quickly adjust, relates to the technical field of copper gate valves, and aims to solve the problem that the adjustment of the existing gate valve is time-consuming and labor-consuming. The utility model discloses a valve, including valve body, threaded rod, fixed disk, L type connecting rod, fixed block and L type connecting rod fixed connection, the threaded rod is installed to one side of the outside upper end of valve body, and the threaded rod rotates with the valve body to be connected, the carousel is installed to one side of threaded rod upper end, the fixed disk is installed to one side of the outside upper end of carousel, L type connecting rod is installed to one side of fixed disk lower extreme, and L type connecting rod is located the inside of carousel, the fixed block is installed to the one end of L type connecting rod, and fixed block and L type connecting rod fixed connection, the inside one side of carousel is provided with the fixed slot, the internally mounted of fixed slot has the extension rod, and extension rod and fixed slot sliding connection, the outside one side of extension rod is provided with the spout, one side of the inside upper end of spout is provided with the spacing groove, and fixed block and spacing groove looks adaptation, expanding spring is installed to one side of L type connecting rod lower extreme.

Description

Internal thread copper gate valve convenient to quick adjustment

Technical Field

The utility model relates to the technical field of copper gate valves, in particular to an internal thread copper gate valve convenient to quickly adjust.

Background

The gate valve is a shutter, the movement direction of the shutter is vertical to the fluid direction, and the gate valve can only be fully opened and fully closed and cannot be adjusted and throttled. Gate valves are sealed by the contact of the valve seat and the gate plate, and the sealing surface is usually bead-welded with a metallic material to increase wear resistance. The gate plate is divided into a rigid gate plate and an elastic gate plate according to the difference of the gate plate.

However, in order to ensure the sealing performance of the existing gate valve, the connection tightness is increased at the threaded part to ensure the fixation stability of the gate plate at the lower end of the screw rod, however, the acting force on the gate valve needs to be improved for opening and closing after the thread tightness is improved, so that the use of the gate valve is not convenient enough, the existing requirements are not met, and an internal thread copper gate valve convenient for quick adjustment is provided for the gate valve.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an internal thread copper gate valve convenient to quickly adjust, so as to solve the problem that the adjustment of the gate valve in the background art is time-consuming and labor-consuming.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an interior screw thread copper gate valve convenient to quick adjustment, includes the valve body, the threaded rod is installed to one side of the outside upper end of valve body, and the threaded rod rotates with the valve body to be connected, the carousel is installed to one side of threaded rod upper end, the fixed disk is installed to one side of the outside upper end of carousel, L type connecting rod is installed to one side of fixed disk lower extreme, and L type connecting rod is located the inside of carousel, the fixed block is installed to the one end of L type connecting rod, and fixed block and L type connecting rod fixed connection, the inside one side of carousel is provided with the fixed slot, the internally mounted of fixed slot has the extension rod, and extension rod and fixed slot sliding connection, the outside one side of extension rod is provided with the spout, one side of the inside upper end of spout is provided with the spacing groove, and fixed block and spacing groove looks adaptation, expanding spring is installed to one side of L type connecting rod lower extreme.

Preferably, one side of the upper end of the extension rod is provided with a deflector rod, and the deflector rod is fixedly connected with the extension rod.

Preferably, one side of the upper end of the extension rod is provided with a mounting groove, the mounting groove and the extension rod are integrally formed, the power assisting rod is mounted inside the mounting groove, and the power assisting rod is rotatably connected with the extension rod.

Preferably, the fixing frame is installed on two sides of the inside of the installation groove, the spring piece is installed on one side of the inside of the fixing frame, the fixing ball is installed on one side of the outside of the spring piece and is in welded connection with the spring piece, the limiting holes are formed in two sides of the outside of the boosting rod, and the fixing ball is matched with the limiting holes.

Preferably, the lower extreme of threaded rod runs through and extends to the inside of valve body, the internally mounted of valve body has the baffle, the valve plate is installed to one side of baffle lower extreme, and valve plate and baffle sliding connection, the inside of valve plate is provided with the second internal thread, and the second internal thread passes through screw-thread fit with the threaded rod and is connected.

Preferably, the connecting pipe is installed at the both ends of the outside of the valve body, the connecting pipe is rotatably connected with the valve body through a fixing ring, a first internal thread is arranged on one side of the inside of the connecting pipe, the water retaining rings are installed at the both ends of the inside of the valve body and fixedly connected with the valve body, the sealing ring is installed on one side of the outside of the water retaining ring, and the sealing ring is fixedly connected with the water retaining ring.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the fixed disc is arranged on one side of the upper end of the rotary disc, the fixed disc is pressed, and the fixed block at one end of the L-shaped connecting rod is moved out of the limiting groove in the extension rod, so that the limitation on the extension rod is cancelled, the extension rod is pushed to the outside of the rotary disc through the deflector rod to extend, and then the extension rod is matched with the rotary disc to rotate, so that the rotation of the threaded rod is more labor-saving under the lever principle, and the valve plate moves upwards along the baffle along with the rotation of the threaded rod, so that the blocking of an internal channel of the valve body is cancelled.

2. According to the utility model, the connecting pipes are arranged on two sides of the outer part of the valve body, the pipeline is inserted into the connecting pipes, the connecting pipes are rotated, the first internal threads in the connecting pipes are matched with the pipeline through threads, the rotating motion is converted into linear motion, so that the pipeline moves towards the inner part of the valve body, one end of the pipeline stops when contacting the water retaining ring, at the moment, the pipeline generates acting force on the sealing ring in the water retaining ring to deform the sealing ring under stress, and the gap between the pipeline and the water retaining ring is filled up, so that the sealing property is increased, and the valve body and the pipeline are conveniently and quickly connected in the mode.

3. According to the utility model, the power-assisted rod is arranged on one side inside the extension rod, when the power-assisted rod is retracted into the mounting groove, the outer part of the power-assisted rod is in contact with the spring piece to collide so as to be stressed and deformed, when the power-assisted rod is fully retracted into the mounting groove, the fixing ball on one side of the spring piece is superposed with the limiting hole, and the fixing ball is pushed to be combined with the limiting hole under the action force generated by the reset of the spring piece, so that the power-assisted rod is fixed, and the power-assisted rod is more convenient to store in the mode.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a side view of the overall internal structure of the present invention;

FIG. 3 is an enlarged view of a portion of the area A of FIG. 2 according to the present invention;

FIG. 4 is a top view of the turntable of the present invention;

fig. 5 is a partial enlarged view of the area B in fig. 4 according to the present invention.

In the figure: 1. a valve body; 2. a connecting pipe; 3. a first internal thread; 4. a fixing ring; 5. a water retaining ring; 6. a seal ring; 7. a valve plate; 8. a second internal thread; 9. a baffle plate; 10. a threaded rod; 11. a turntable; 12. fixing grooves; 13. fixing the disc; 14. a deflector rod; 15. an extension pole; 16. a limiting groove; 17. a chute; 18. an L-shaped connecting rod; 19. a tension spring; 20. a fixed block; 21. a fixed mount; 22. a spring plate; 23. fixing the ball; 24. a limiting hole; 25. a booster bar; 26. and (4) mounting the groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-5, an embodiment of the present invention is shown: an internal thread copper gate valve convenient for quick adjustment comprises a valve body 1, a threaded rod 10 is installed on one side of the upper end of the outer portion of the valve body 1, the threaded rod 10 is rotatably connected with the valve body 1, a rotary disc 11 is installed on one side of the upper end of the threaded rod 10, a fixed disc 13 is installed on one side of the upper end of the outer portion of the rotary disc 11, an L-shaped connecting rod 18 is installed on one side of the lower end of the fixed disc 13, the L-shaped connecting rod 18 is located inside the rotary disc 11, a fixed block 20 is installed at one end of the L-shaped connecting rod 18, the fixed block 20 is fixedly connected with the L-shaped connecting rod 18, a fixed groove 12 is arranged on one side of the inner portion of the rotary disc 11, an extension rod 15 is slidably connected with the fixed groove 12, a sliding groove 17 is arranged on one side of the outer portion of the extension rod 15, a limiting groove 16 is arranged on one side of the inner portion of the sliding groove 17, the fixed block 20 is matched with the limiting groove 16, a telescopic spring 19 is installed on one side of the lower end of the L-shaped connecting rod 18, the extension rod 15 makes the valve body 1 more convenient and labor-saving to use by using the lever principle.

Further, a deflector rod 14 is installed on one side of the upper end of the extension rod 15, the deflector rod 14 is fixedly connected with the extension rod 15, and the extension and the retraction of the extension rod 15 are more convenient through the deflector rod 14.

Further, one side of the upper end of the extension rod 15 is provided with a mounting groove 26, the mounting groove 26 and the extension rod 15 are integrally formed, a power assisting rod 25 is mounted inside the mounting groove 26, and the power assisting rod 25 is rotatably connected with the extension rod 15.

Further, mount 21 is all installed to the inside both sides of mounting groove 26, and spring leaf 22 is installed to the inside one side of mount 21, and fixing ball 23 is installed to the outside one side of spring leaf 22, and fixing ball 23 and spring leaf 22 welded connection, and the outside both sides of helping hand stick 25 all are provided with spacing hole 24, and fixing ball 23 and spacing hole 24 looks adaptation, make the use of extension rod 15 more convenient through helping hand stick 25.

Further, the lower extreme of threaded rod 10 runs through and extends to the inside of valve body 1, and the internally mounted of valve body 1 has baffle 9, and valve plate 7 is installed to one side of baffle 9 lower extreme, and valve plate 7 and baffle 9 sliding connection, and the inside of valve plate 7 is provided with second internal thread 8, and second internal thread 8 passes through screw-thread fit with threaded rod 10 and is connected.

Further, connecting pipe 2 is all installed at the outside both ends of valve body 1, and connecting pipe 2 rotates through solid fixed ring 4 with valve body 1 to be connected, the inside one side of connecting pipe 2 is provided with first internal thread 3, breakwater ring 5 is all installed at the inside both ends of valve body 1, and breakwater ring 5 and valve body 1 fixed connection, sealing washer 6 is installed to the outside one side of breakwater ring 5, and sealing washer 6 and breakwater ring 5 fixed connection, when the pipeline is connected with valve body 1, through sealing washer 6 increase the leakproofness between pipeline and the valve body 1.

The working principle is as follows: when the valve plate 7 needs to be opened, the fixed disc 13 is pressed downwards, the L-shaped connecting rod 18 at the lower end of the fixed disc 13 is forced to move downwards, the fixed block 20 at one end of the L-shaped connecting rod 18 is moved out of the limiting groove 16 in the extension rod 15, so that the limitation of the extension rod 15 is cancelled, the extension rod 15 is pushed to the outside of the rotary disc 11 through the deflector rod 14 to extend the extension rod, then the extension rod 15 is matched with the rotary table 11 to rotate the rotary table, under the lever principle, the rotation of the threaded rod 10 is more labor-saving, the valve plate 7 moves upwards along the baffle plate 9 along with the rotation of the threaded rod 10, so that the obstruction to the internal channel of the valve body 1 is eliminated, when the extension rod 15 is used, the power rod 25 in the installation groove 26 can be pulled upwards, so that the power rod 25 is perpendicular to the extension rod 15, thereby the use of the extension rod 15 is more convenient, when the power-assisted rod 25 is retracted into the mounting groove 26, the outer part of the power-assisted rod 25 is contacted and collided with the spring leaf 22 to make the spring leaf deformed, when the power-assisted rod 25 is completely received in the mounting groove 26, the fixing ball 23 at one side of the spring piece 22 is overlapped with the limiting hole 24, the fixing ball 23 is pushed to be combined with the limiting hole 24 under the action force generated by the reset of the spring piece 22, thereby fixing the power assist rod 25 and in this way making the storage of the power assist rod 25 more convenient.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides an interior screw thread copper gate valve convenient to quick adjustment, includes valve body (1), its characterized in that: threaded rod (10) is installed to one side of the outside upper end of valve body (1), and threaded rod (10) rotates with valve body (1) to be connected, carousel (11) is installed to one side of threaded rod (10) upper end, fixed disk (13) is installed to one side of the outside upper end of carousel (11), L type connecting rod (18) are installed to one side of fixed disk (13) lower extreme, and L type connecting rod (18) are located the inside of carousel (11), fixed block (20) are installed to the one end of L type connecting rod (18), and fixed block (20) and L type connecting rod (18) fixed connection, the inside one side of carousel (11) is provided with fixed slot (12), the internally mounted of fixed slot (12) has extension rod (15), and extension rod (15) and fixed slot (12) sliding connection, one side of extension rod (15) outside is provided with spout (17), one side of the inner upper end of the sliding groove (17) is provided with a limiting groove (16), the fixing block (20) is matched with the limiting groove (16), and one side of the lower end of the L-shaped connecting rod (18) is provided with a telescopic spring (19).

2. The internal thread copper gate valve convenient for quick adjustment of claim 1, wherein: and a deflector rod (14) is arranged on one side of the upper end of the extension rod (15).

3. The internal thread copper gate valve convenient for quick adjustment of claim 1, wherein: one side of the upper end of the extension rod (15) is provided with a mounting groove (26), the mounting groove (26) and the extension rod (15) are integrally formed, and a power assisting rod (25) is mounted inside the mounting groove (26).

4. The internal thread copper gate valve convenient for quick adjustment of claim 3, wherein: the fixing frame (21) is installed to inside both sides of mounting groove (26), spring leaf (22) are installed to inside one side of fixing frame (21), fixing ball (23) are installed to outside one side of spring leaf (22), and fixing ball (23) and spring leaf (22) welded connection, the outside both sides of helping hand stick (25) all are provided with spacing hole (24).

5. The internal thread copper gate valve convenient for quick adjustment of claim 1, wherein: the lower extreme of threaded rod (10) runs through and extends to the inside of valve body (1), the internally mounted of valve body (1) has baffle (9), valve plate (7) are installed to one side of baffle (9) lower extreme, and valve plate (7) and baffle (9) sliding connection, the inside of valve plate (7) is provided with second internal thread (8).

6. The internal thread copper gate valve convenient for quick adjustment of claim 1, wherein: connecting pipe (2) are all installed at the outside both ends of valve body (1), and connecting pipe (2) rotate through solid fixed ring (4) with valve body (1) and be connected, the inside one side of connecting pipe (2) is provided with first internal thread (3), breakwater ring (5) are all installed at the inside both ends of valve body (1), and breakwater ring (5) and valve body (1) fixed connection, sealing washer (6) are installed to the outside one side of breakwater ring (5).