CN219345673U

CN219345673U - Valve stop gear

Info

Publication number: CN219345673U
Application number: CN202320552055.8U
Authority: CN
Inventors: 郭强
Original assignee: Zhejiang Zhonghong Engineering Equipment Co ltd
Current assignee: Zhejiang Zhonghong Engineering Equipment Co ltd
Priority date: 2023-03-21
Filing date: 2023-03-21
Publication date: 2023-07-14
Anticipated expiration: 2033-03-21

Abstract

The utility model relates to the technical field of valve limiting, and discloses a valve limiting mechanism which comprises a valve body, wherein one end of the valve body is fixedly connected with a water outlet pipe. Through setting up of devices such as spacing subassembly, valve body and valve core, when needs make the valve, only need press the hand wheel, the hand wheel drives the transfer line and moves down, drive down the clamping ring, down the clamping ring drives the connecting rod and down the operation ring, the operation ring extrudees reset spring downwards, drive the stopper and upwards move the spacing of release stopper to spacing tooth, simultaneously the transfer line drives tooth and spacing tooth intermeshing, it rotates to rotate the hand wheel drive control lever, the control lever drives the case board rotate can, thereby reach convenient and fast, labour saving and time saving's effect, and then the setting through spacing subassembly has avoided the inside case board of valve probably because inside fluidic flow leads to valve core and valve rod to take place pivoted condition, then the inside flow of valve can change, the condition emergence of actual flow control is influenced.

Description

Valve stop gear

Technical Field

The utility model relates to the technical field of valve limiting, in particular to a valve limiting mechanism.

Background

The valve is a pipeline accessory for opening and closing a pipeline, controlling the flow direction, adjusting and controlling parameters (temperature, pressure and flow rate) of a conveying medium. According to the functions, the valve can be divided into a shutoff valve, a check valve, a regulating valve and the like, and is a control component in a fluid conveying system, and the valve has the functions of stopping, regulating, guiding, preventing backflow, stabilizing pressure, diverting or overflow pressure relief and the like.

The existing valve generally controls the flow of the valve by rotating a hand wheel, however, the valve generally does not have a limiting structure, so that a valve core plate inside the valve can possibly rotate due to the flow of internal fluid, the flow inside the valve can change, and the actual flow control is affected.

Disclosure of Invention

(one) solving the technical problems

The utility model provides a valve limiting mechanism for solving the problems that the existing valve provided in the background art generally controls the flow of the valve by rotating a hand wheel, but the valve generally does not have a limiting structure, so that the valve core plate inside the valve can possibly rotate due to the flow of internal fluid, the flow inside the valve can change, and the actual flow control is influenced.

(II) technical scheme

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a valve stop gear, includes the valve body, the one end fixedly connected with outlet pipe of valve body, the one end fixedly connected with inlet tube of outlet pipe is kept away from to the valve body, the fixed surface of valve body is connected with sealed tube, the equal fixedly connected with ring flange of one end that outlet pipe and inlet tube kept away from the valve body, the standing groove has been seted up to the inside of sealed tube, the inside of standing groove is equipped with spacing subassembly, the interior bottom wall of valve body rotates and is connected with the case board, the extrados fixedly connected with valve rod of case board

Optionally, the sealing groove has been seted up to the inside of sealing tube near valve body department, the recess with the mutual adaptation of valve rod has been seted up to the interior roof of sealing groove, the surface of valve rod is close to recess department fixedly connected with sealing washer.

Optionally, the spacing subassembly includes reset spring, reset spring fixed connection is in the interior bottom wall of standing groove, reset spring keeps away from the one end fixedly connected with of standing groove interior bottom wall and controls the ring.

Optionally, the quantity of reset spring is four, four reset spring is annular array and distributes in the interior bottom wall of standing groove, the last fixedly connected with connecting rod of controlling the ring, the one end fixedly connected with down the clamping ring of controlling the ring is kept away from to the connecting rod.

Optionally, the quantity of connecting rod is a plurality of, and a plurality of the connecting rod is the symmetric distribution in the upper surface of controlling the ring, the upper surface that controls the ring is close to the connecting rod and rotates through the connecting piece and be connected with the stopper.

Optionally, the stopper is connected with the connecting block through the pivot rotation, one side fixedly connected with solid fixed ring of connecting block, gu fixed ring's lower surface fixed connection is in the interior bottom wall of standing groove, the valve rod is kept away from the one end fixedly connected with spacing tooth of valve core.

Optionally, logical groove has been seted up to the surface of lower clamping ring, lower clamping ring rotates through logical groove and is connected with the transfer line, the one end fixedly connected with of transfer line and the latch of spacing tooth looks adaptation each other, the one end fixedly connected with hand wheel that the latch was kept away from to the transfer line.

(III) beneficial effects

The utility model has at least the following beneficial effects:

through setting up of devices such as spacing subassembly, valve body and valve core, when needs make the valve, only need press the hand wheel, the hand wheel drives the transfer line and moves down, drive down the clamping ring, down the clamping ring drives the connecting rod and down the operation ring, the operation ring extrudees reset spring downwards, drive the stopper and upwards move the spacing of release stopper to spacing tooth, simultaneously the transfer line drives tooth and spacing tooth intermeshing, it rotates to rotate the hand wheel drive control lever, the control lever drives the case board rotate can, thereby reach convenient and fast, labour saving and time saving's effect, and then the setting through spacing subassembly has avoided the inside case board of valve probably because inside fluidic flow leads to valve core and valve rod to take place pivoted condition, then the inside flow of valve can change, the condition emergence of actual flow control is influenced.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of a portion of the structure of the present utility model;

FIG. 3 is a schematic view of a spacing assembly according to the present utility model;

fig. 4 is an exploded view of the spacing assembly of the present utility model.

In the figure;

1. a valve body;

2. a water outlet pipe;

3. a water inlet pipe;

4. sealing the tube;

5. a flange plate;

6. a placement groove;

7. a limit component; 701. a return spring; 702. a control ring; 703. a connecting rod; 704. a lower pressing ring; 705. a connecting block; 706. a fixing ring; 707. limit teeth; 708. a transmission rod; 709. latch teeth; 710. a hand wheel; 711. a limiting block;

8. a valve core plate;

9. a valve stem;

10. sealing grooves;

11. and (3) sealing rings.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making any inventive effort based on the embodiments of the present utility model are within the scope of protection of the present utility model.

Referring to fig. 1 to 4, the present utility model provides a technical solution: the utility model provides a valve stop gear, including valve body 1, the one end fixedly connected with outlet pipe 2 of valve body 1, the one end fixedly connected with inlet tube 3 of outlet pipe 2 is kept away from to valve body 1, the fixed surface of valve body 1 is connected with sealed tube 4, outlet pipe 2 and the equal fixedly connected with ring flange 5 of one end that valve body 1 was kept away from to inlet tube 3, standing groove 6 has been seted up to sealed tube 4's inside, the inside of standing groove 6 is equipped with spacing subassembly 7, valve body 1's interior bottom wall rotation is connected with case board 8, valve core board 8's extrados fixedly connected with valve rod 9, sealed tube 4's inside is close to valve body 1 department and has been seted up seal groove 10, the recess with valve rod 9 mutually supporting is seted up to seal groove 10's interior roof, valve rod 9's surface is close to groove fixedly connected with sealing washer 11, when needs use the valve, only need press hand wheel 710, hand wheel 710 drives transfer line 708 and releases spacing back to valve rod 9, the hand wheel 710 rotates hand wheel 708 and rotates the transfer line 708 and valve rod 9 and rotates, the inside water of valve core board 8 rotates and removes blocking to rivers, inside water inlet tube 3 gets into in 2 after entering valve body 1, from the valve core board 2, thereby the convenient and the internal valve core board's the internal flow of valve 8 has been realized, and the actual condition of the internal flow of valve 8 of valve is avoided and the inside change condition of valve is realized, and the internal flow of valve core 8 has been avoided and the effect of the valve is changed.

The limiting assembly 7 comprises reset springs 701, wherein the reset springs 701 are fixedly connected to the inner bottom wall of the placing groove 6, one end of each reset spring 701, which is far away from the inner bottom wall of the placing groove 6, is fixedly connected with a control ring 702, the number of the reset springs 701 is four, the four reset springs 701 are distributed on the inner bottom wall of the placing groove 6 in an annular array, the upper surface of each control ring 702 is fixedly connected with a connecting rod 703, one end of each connecting rod 703, which is far away from the corresponding control ring 702, is fixedly connected with a lower pressing ring 704, the number of the connecting rods 703 is a plurality of, the connecting rods 703 are symmetrically distributed on the upper surface of each control ring 702, the upper surface of each control ring 702 is close to the corresponding connecting rod 703 and is rotationally connected with a limiting block 711 through a connecting piece, the limiting block 711 is rotationally connected with a connecting block 705 through a rotating shaft, one side of each connecting block 705 is fixedly connected with a fixing ring 706, the lower surface of each fixing ring 706 is fixedly connected with the inner bottom wall of the placing groove 6, the end of the valve rod 9 far away from the valve core plate 8 is fixedly connected with a spacing tooth 707, a through groove is formed in the surface of the lower pressing ring 704, the lower pressing ring 704 is rotationally connected with a transmission rod 708 through the through groove, one end of the transmission rod 708 is fixedly connected with a latch 709 mutually matched with the spacing tooth 707, one end of the transmission rod 708 far away from the latch 709 is fixedly connected with a hand wheel 710, when the spacing component 7 needs to be relieved, the hand wheel 710 is only required to be pressed, the hand wheel 710 drives the transmission rod 708 to move downwards to drive the lower pressing ring 704, the lower pressing ring 704 drives the connecting rod 703 to drive the control ring 702 to move downwards, the control ring 702 downwards extrudes a reset spring 701, the control ring 702 downwards moves upwards through one end of the connecting piece pulling the limiting block 711 to relieve the limit of the limiting block 711 to the limiting tooth 707, meanwhile, the transmission rod 708 drives the latch 709 to be meshed with the limiting tooth 707, the hand wheel 710 is rotated to drive the valve rod 9 to rotate, and the valve rod 9 drives the valve core plate 8 to rotate, thereby reach convenient and fast, labour saving and time saving's effect, and then avoided valve inside case board 8 to probably because inside fluidic flow leads to valve core 8 and valve rod 9 to take place pivoted condition through spacing subassembly 7's setting, then the inside flow of valve can change, influences actual flow control's condition and takes place.

Detailed descriptions of known functions and known components are omitted in the specific embodiments of the present disclosure, and the operating means adopted to ensure compatibility of the device are consistent with the parameters of the commercial instruments.

It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions, and further, the terms "comprise," "include," "comprise," or any other variation thereof are intended to cover non-exclusive inclusion such that a process, method, article, or apparatus that comprises a series of elements includes not only those elements but also other elements not explicitly listed or inherent to such process, method, article, or apparatus, wherein all standard parts used therein may be purchased from a market and customized according to the description of the specification and drawings, the specific connection of each part may be accomplished by conventional means of bolts, rivets, welding, etc., as is conventional in the art, and the structures and principles thereof will be known to those skilled in the art by a skilled artisan or through conventional experimental methods.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Valve stop gear, including valve body (1), its characterized in that: one end fixedly connected with outlet pipe (2) of valve body (1), one end fixedly connected with inlet tube (3) of outlet pipe (2) are kept away from to valve body (1), the fixed surface of valve body (1) is connected with sealed pipe (4), equal fixedly connected with ring flange (5) of one end that valve body (1) was kept away from to outlet pipe (2) and inlet tube (3), standing groove (6) have been seted up to the inside of sealed pipe (4), the inside of standing groove (6) is equipped with spacing subassembly (7), the interior bottom wall of valve body (1) rotates and is connected with case board (8), the extrados fixedly connected with valve rod (9) of case board (8).

2. A valve stop mechanism according to claim 1, wherein: a sealing groove (10) is formed in the sealing tube (4) and close to the valve body (1), a groove matched with the valve rod (9) is formed in the inner top wall of the sealing groove (10), and a sealing ring (11) is fixedly connected to the surface of the valve rod (9) close to the groove.

3. A valve stop mechanism according to claim 2, wherein: the limiting assembly (7) comprises a reset spring (701), the reset spring (701) is fixedly connected to the inner bottom wall of the placing groove (6), and one end, far away from the inner bottom wall of the placing groove (6), of the reset spring (701) is fixedly connected with a control ring (702).

4. A valve stop mechanism according to claim 3, wherein: the number of the reset springs (701) is four, the four reset springs (701) are distributed on the inner bottom wall of the placing groove (6) in an annular array, a connecting rod (703) is fixedly connected to the upper surface of the control ring (702), and a lower pressing ring (704) is fixedly connected to one end, away from the control ring (702), of the connecting rod (703).

5. A valve stop mechanism according to claim 4, wherein: the number of the connecting rods (703) is a plurality of, the connecting rods (703) are symmetrically distributed on the upper surface of the control ring (702), and limiting blocks (711) are connected to the upper surface of the control ring (702) close to the connecting rods (703) in a rotating mode through connecting pieces.

6. A valve stop mechanism according to claim 5, wherein: the limiting block (711) is rotationally connected with the connecting block (705) through a rotating shaft, one side of the connecting block (705) is fixedly connected with the fixing ring (706), the lower surface of the fixing ring (706) is fixedly connected with the inner bottom wall of the placing groove (6), and one end, far away from the valve core plate (8), of the valve rod (9) is fixedly connected with the limiting teeth (707).

7. A valve stop mechanism according to claim 6, wherein: the surface of lower clamping ring (704) has seted up logical groove, lower clamping ring (704) are connected with transfer line (708) through logical groove rotation, one end fixedly connected with of transfer line (708) is with latch (709) of spacing tooth (707) looks adaptation each other, one end fixedly connected with hand wheel (710) of latch (709) are kept away from to transfer line (708).