CN219510267U

CN219510267U - Novel throttle valve rod structure

Info

Publication number: CN219510267U
Application number: CN202320423553.2U
Authority: CN
Inventors: 李芊; 张德礼; 郭跃辉
Original assignee: Shenyang Nuoder Automation Technology Co ltd
Current assignee: Shenyang Nuoder Automation Technology Co ltd
Priority date: 2023-03-08
Filing date: 2023-03-08
Publication date: 2023-08-11
Anticipated expiration: 2033-03-08

Abstract

The utility model relates to the technical field of throttle valve rods, in particular to a novel throttle valve rod structure, which comprises a valve rod main body, wherein a valve head is arranged at the bottom of the valve rod main body, round blocks are attached to the top of the valve head, a spring, an inserting block, a penetrating groove, an I-shaped clamping block, an elongated groove and a side block are arranged on the top of the valve head, when the valve rod main body is connected with the valve head, the inserting block is plugged into the side groove, the inserting block compresses the spring, then the installing block is plugged into the installing groove, at the moment, the round blocks on the top of the installing block are attached to the top of the valve head, the inserting block is reset under the action of the spring and is plugged into the penetrating groove, the fixation between the installing block and the inside of the installing groove is realized, the preliminary fixation between the valve rod main body and the valve head is further realized, at the moment, the sleeve is slid again, two I-shaped blocks on the outer side of the sleeve penetrate through the elongated groove to be clamped, the reinforcing operation is realized, and the whole throttle valve can be repeatedly detached when the valve rod is damaged, and resources are saved.

Description

Novel throttle valve rod structure

Technical Field

The utility model relates to a throttle valve rod, in particular to a novel throttle valve rod structure.

Background

A throttle valve is a valve that controls the flow of a fluid by changing the throttle cross section or throttle length. The throttle valve and the one-way valve are connected in parallel to form the one-way throttle valve. Many throttle valves are provided, in which there is a valve stem.

The patent number is: a needle throttle valve stem of CN201821952187.5, which realizes the connection fixing operation between the valve stem and the valve head by means of welding. But in the subsequent use of choke valve, if the valve rod of choke valve has damaged, because the fixed mode that is welded between valve head and the valve rod, then can not be convenient dismantle the valve rod alone, in order to ensure going on smoothly of follow-up work, can only change whole choke valve, it is not convenient enough, and needs spending more cost.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a novel throttle valve rod structure.

In order to solve the technical problems, the utility model provides the following technical scheme:

the utility model provides a novel choke valve rod structure, includes the valve rod main part, valve rod main part bottom is equipped with the valve head, the laminating of valve head top has the button, button top and valve rod main part bottom fixed connection, just be equipped with fixed establishment between button and the valve head, valve rod main part outside sliding connection has the sleeve, the sleeve outside is close to and is equipped with coupling mechanism between bottom department and the valve head.

As a preferable technical scheme of the utility model, the fixing mechanism comprises a mounting block, the mounting block is fixedly connected with the bottom of the round block, a mounting groove is formed in the top of the valve head, the mounting block is inserted into the inner cavity of the mounting groove, side grooves are formed in the left side and the right side of the mounting block, springs are fixedly connected to the opposite sides of the inner walls of the side grooves, inserting blocks are fixedly connected to the ends, away from each other, of the two springs, penetrating grooves are formed in the left side and the right side of the inner walls of the mounting groove, and one side of each inserting block extends to the inner cavity of the corresponding penetrating groove.

As a preferable technical scheme of the utility model, the connecting mechanism comprises two side blocks, the two side blocks are respectively and fixedly connected with the left side and the right side of the sleeve, long grooves are formed in the two side blocks, another identical long groove is formed in the position, close to the left side and the right side, of the top of the valve head, an I-shaped clamping block is arranged at the top of the side block, and the bottom of the I-shaped clamping block penetrates through the two long grooves and is clamped outside the side blocks and the valve head.

As a preferable technical scheme of the utility model, the left side and the right side of the inner wall of the sleeve are fixedly connected with sliding blocks near the bottom, sliding grooves are formed in the left side and the right side of the valve rod main body near the bottom, and the sliding blocks are movably connected in the inner cavity of the sliding grooves.

As a preferable technical scheme of the utility model, the radius of the round block is larger than the radius of the mounting groove.

As a preferred technical scheme of the utility model, the sleeve is matched with the valve rod main body.

As a preferable technical scheme of the utility model, the two side blocks are symmetrically arranged left and right by taking the central axis of the sleeve as a symmetry axis.

The embodiment of the utility model provides a novel throttle valve rod structure, which has the following beneficial effects:

through being provided with spring, the inserted block, wear groove, worker's shape fixture block, elongated slot and side piece, when being connected valve rod main part and valve head, with the inserted block stopper into side inslot portion, make the compressed spring of inserted block, it is inside to insert the mounting groove with the installation piece again, the circle piece at installation piece top is laminated with the valve head top this moment, and the inserted block can reset under the effect of spring, and insert and wear inslot portion, realize the fixed between installation piece and the mounting groove inside, further realize preliminary fixed between valve rod main part and the valve head, slide the sleeve again this moment, and pass the elongated slot with two worker's shape pieces in the sleeve outside, carry out the joint, realize reinforcing operation, later when the valve rod damages, can repeat above-mentioned dismantlement, unable change whole choke valve, save the resource.

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 perspective view of the present utility model;

FIG. 2 is a schematic diagram of the internal structure of the present utility model;

FIG. 3 is a schematic view of the internal perspective of the valve head of the component of the present utility model;

fig. 4 is an enlarged view of fig. 2 a in accordance with the present utility model.

In the figure: 1. a valve stem body; 2. a valve head; 3. a sleeve; 4. round blocks; 5. a mounting block; 6. a mounting groove; 7. a side groove; 8. a spring; 9. inserting blocks; 10. penetrating a groove; 11. a chute; 12. a slide block; 13. a side block; 14. a long groove; 15. and (5) an I-shaped clamping block.

Detailed Description

The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present utility model only, and are not intended to limit the present utility model.

Examples: as shown in fig. 1-4, a novel throttle valve stem structure comprises a valve stem main body 1, wherein a valve head 2 is arranged at the bottom of the valve stem main body 1, a round block 4 is attached to the top of the valve head 2, the top of the round block 4 is fixedly connected with the bottom end of the valve stem main body 1, a fixing mechanism is arranged between the round block 4 and the valve head 2, a sleeve 3 is slidably connected to the outer side of the valve stem main body 1, the sleeve 3 is arranged in a matched mode with the valve stem main body 1, and a connecting mechanism is arranged between the position, close to the bottom, of the outer side of the sleeve 3 and the valve head 2.

The fixing mechanism comprises a mounting block 5, the mounting block 5 is fixedly connected with the bottom of the round block 4, a mounting groove 6 is formed in the top of the valve head 2, the mounting block 5 is inserted into the inner cavity of the mounting groove 6, side grooves 7 are formed in the left side and the right side of the mounting block 5, springs 8 are fixedly connected to opposite sides of the inner walls of the two side grooves 7, inserting blocks 9 are fixedly connected to the ends, away from each other, of the two springs 8, penetrating grooves 10 are formed in the left side and the right side of the inner wall of the mounting groove 6, and one side of each inserting block 9 extends to the inner cavity of the corresponding penetrating groove 10;

in this embodiment, the fixing operation between the mounting block 5 and the mounting groove 6 is achieved by inserting the insert block 9 into the through groove 10, and the fixing operation between the valve stem body 1 and the valve head 2 is further achieved.

The connecting mechanism comprises two side blocks 13, wherein the two side blocks 13 are fixedly connected with the left side and the right side of the sleeve 3 respectively, long grooves 14 are formed in the two side blocks 13, another identical long groove 14 is formed in the position, close to the left side and the right side, of the top of the valve head 2, an I-shaped clamping block 15 is arranged at the top of the side block 13, the bottom of the I-shaped clamping block 15 penetrates through the two long grooves 14 and is clamped on the outer sides of the side blocks 13 and the valve head 2, and the two side blocks 13 are symmetrically arranged left and right by taking the central axis of the sleeve 3 as a symmetrical axis;

in this embodiment, the connection operation between the sleeve 3 and the valve head 2 can be achieved by this arrangement, and further the connection operation between the valve stem body 1 and the valve head 2 can be achieved.

The left side and the right side of the inner wall of the sleeve 3 are fixedly connected with sliding blocks 12 near the bottom, sliding grooves 11 are formed in the left side and the right side of the valve rod main body 1 near the bottom, and the sliding blocks 12 are movably connected in the inner cavity of the sliding grooves 11;

in this embodiment, the sleeve 3 drives the sliding block 12 to slide inside the sliding groove 11 when moving through the arrangement, so as to improve the stability of the sleeve 3.

Wherein the radius of the round block 4 is larger than the radius of the mounting groove 6;

in this embodiment, by this arrangement, the round block 4 can be prevented from entering the inside of the installation groove 6, causing internal blockage.

Working principle: when the throttle valve is used, firstly, the inserting block 9 is pressed, the inserting block 9 is plugged into the side groove 7, meanwhile, the inserting block 9 compresses the spring 8, then the installing block 5 is inserted into the installing groove 6, in this process, the inserting block 9 can be inserted into the corresponding through groove 10 under the action of the spring 8, the fixing operation between the installing block 5 and the installing groove 6 is realized, the preliminary fixing between the valve rod main body 1 and the valve head 2 is realized, then the sleeve 3 is slid downwards, the sleeve 3 drives the side blocks 13 on the left side and the right side to move, after the sleeve 3 is moved to be attached to the top of the round block 4, the two I-shaped clamping blocks 15 are respectively clamped in the corresponding two long grooves 14, the clamping fixing operation between the side blocks 13 and the valve head 2 is realized, the fixing operation between the valve rod main body 1 and the valve head 2 is further realized, in the normal use process of the throttle valve is realized, if the valve rod main body 1 breaks down, the connecting operation between the valve rod main body 1 and the valve head 2 is released only by repeating the operation, the disassembling and the replacing operation of the valve rod main body 1 can be realized, and the whole throttle valve can be removed without disassembling the whole throttle valve, and the resource saving purposes can be realized.

Finally, it should be noted that: in the description of the present utility model, it should be noted that the azimuth or positional relationship indicated by the terms "vertical", "upper", "lower", "horizontal", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

The foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a novel choke valve rod structure, includes valve rod main part (1), its characterized in that, valve rod main part (1) bottom is equipped with valve head (2), valve head (2) top laminating has button block (4), button block (4) top and valve rod main part (1) bottom fixed connection, just be equipped with fixed establishment between button block (4) and valve head (2), valve rod main part (1) outside sliding connection has sleeve (3), be equipped with coupling mechanism between the department and valve head (2) near the bottom in the sleeve (3) outside.

2. The novel throttle valve rod structure according to claim 1, wherein the fixing mechanism comprises a mounting block (5), the mounting block (5) is fixedly connected with the bottom of the round block (4), a mounting groove (6) is formed in the top of the valve head (2), the mounting block (5) is inserted into an inner cavity of the mounting groove (6), side grooves (7) are formed in the left side and the right side of the mounting block (5), springs (8) are fixedly connected to opposite sides of the inner wall of the side grooves (7), two springs (8) are fixedly connected with inserting blocks (9) at the positions far away from one another, through grooves (10) are formed in the left side and the right side of the inner wall of the mounting groove (6), and one side of each inserting block (9) extends to the inner cavity of the corresponding through groove (10).

3. The novel throttle valve rod structure according to claim 1, wherein the connecting mechanism comprises two side blocks (13), the two side blocks (13) are fixedly connected with the left side and the right side of the sleeve (3) respectively, long grooves (14) are formed in the two side blocks (13), another identical long groove (14) is formed in the position, close to the left side and the right side, of the top of the valve head (2), an I-shaped clamping block (15) is arranged at the top of the side block (13), and the bottom of the I-shaped clamping block (15) penetrates through the two long grooves (14) and is clamped outside the side blocks (13) and the valve head (2).

4. The novel throttle valve rod structure according to claim 1, wherein sliding blocks (12) are fixedly connected to the left side and the right side of the inner wall of the sleeve (3) at positions close to the bottom, sliding grooves (11) are formed in the left side and the right side of the valve rod main body (1) at positions close to the bottom, and the sliding blocks (12) are movably connected to the inner cavities of the sliding grooves (11).

5. A new throttle valve stem structure according to claim 2, characterized in that the radius of the round block (4) is larger than the radius of the mounting groove (6).

6. A novel throttle valve stem structure according to claim 1, characterized in that the sleeve (3) is arranged in a matching manner with the valve stem body (1).

7. A novel throttle valve stem structure according to claim 3, characterized in that the two side blocks (13) are arranged in bilateral symmetry with the central axis of the sleeve (3) as the symmetry axis.