CN222479448U

CN222479448U - A stop valve that is easy to open and close

Info

Publication number: CN222479448U
Application number: CN202420074381.7U
Authority: CN
Inventors: 唐小鹏
Original assignee: Zhejiang Ruilian Valve Manufacturing Co ltd
Current assignee: Zhejiang Ruilian Valve Manufacturing Co ltd
Priority date: 2024-01-12
Filing date: 2024-01-12
Publication date: 2025-02-14
Anticipated expiration: 2034-01-12

Abstract

The utility model particularly relates to the technical field of stop valves, and discloses a stop valve convenient to open and close, which comprises a stop valve body and a connecting seat fixedly arranged at the top end of the stop valve body, wherein a first notch is formed in the middle position of the top end of the stop valve body, a second notch is formed in the inner bottom end of the first notch, the second notch is communicated with the interior of the stop valve body, a sealing ring is clamped in the first notch, an air cylinder is fixedly arranged in the middle position of the top end of the connecting seat, and the output end of the air cylinder penetrates through the connecting seat and is sequentially inserted into the first notch, the second notch and the stop valve body. According to the utility model, the air cylinder, the first notch, the second notch, the valve clack and the isolation plate are arranged, the air cylinder is started to push the valve clack to move up and down in the vertical direction, so that the valve clack is clamped in the second clamping groove to seal the stop valve, the sealing ring is made of silica gel and is sleeved on the outer surface of the output end of the air cylinder, the tightness of the connecting seat is improved, and the convenience of use of the stop valve is improved.

Description

Stop valve convenient to open and close

Technical Field

The utility model belongs to the technical field of stop valves, and particularly relates to a stop valve convenient to open and close.

Background

The shut-off valve is also called a shut-off valve, and belongs to a forced sealing type valve, so that when the valve is closed, pressure must be applied to the valve clack so as to force the sealing surface not to leak. When the medium enters the valve from below the valve flap, the resistance that the operating force needs to overcome. The opening and closing part of the stop valve is a plug-shaped valve clack, the sealing upper surface is a plane or a sea conical surface, and the valve clack moves linearly along the central line of the valve seat. The shut-off valve is well suited for shut-off or regulation and throttling. The valve rod of the valve has relatively short opening or closing stroke, has very reliable cutting function, and is very suitable for regulating flow rate due to the proportional relation between the change of the valve seat through opening and the stroke of the valve clack.

The utility model discloses a stop valve convenient to operate, comprising a stop valve and a feed inlet, wherein the left side wall of the stop valve is provided with the feed inlet, the center position of the upper end of the stop valve is provided with a first threaded hole, the right side wall of the stop valve is provided with a liquid outlet, the left side and the right side of the stop valve are fixedly connected with cross key grooves, connecting pipes are respectively and adaptively arranged on the two sides of the stop valve, a second threaded hole is arranged above the cross key grooves, the second threaded hole is positioned on the upper side and the lower side of the left side wall and the right side wall of the stop valve, and a transmission screw is rotationally connected in the first threaded hole. According to the utility model, after the cross-shaped fixing key fixedly connected with the side wall of the connecting pipe is aligned with the cross-shaped key slot formed in the side wall of the stop valve, the fixing bolt is inserted into the second threaded hole to rotate the fixing bolt, so that a user can conveniently fix and install the stop valve, and the tightness of the stop valve is improved through the adaptation of the baffle and the sealing plug.

The technical scheme is characterized in that an operator is required to manually rotate the hand wheel when the conventional stop valve is used, and the hand wheel rotation resistance is increased when the hydraulic resistance acts on the upper part of the valve clack, so that the hand wheel rotation is time-consuming and labor-consuming in regulating the flow direction.

Disclosure of utility model

The utility model provides a stop valve convenient to open and close, and aims to solve the problems that when the conventional stop valve is used, an operator is required to manually rotate a hand wheel, and when the hydraulic resistance acts on the upper part of a valve clack, the hand wheel rotation resistance is increased, so that the hand wheel is rotated to adjust the flow direction, and time and labor are wasted.

The utility model discloses a stop valve convenient to open and close, which comprises a stop valve body and a connecting seat fixedly arranged at the top end of the stop valve body, wherein a notch I is formed in the middle position of the top end of the stop valve body, a notch II is formed in the inner bottom end of the notch I and is communicated with the interior of the stop valve body, a sealing ring is clamped in the notch I, an air cylinder is fixedly arranged in the middle position of the top end of the connecting seat, the output end of the air cylinder penetrates through the connecting seat and is sequentially inserted into the notch I, the notch II and the interior of the stop valve body, the inner size of the notch II is matched with the outer size of the output end of the air cylinder, a valve clack is fixedly arranged at the bottom end of the output end of the air cylinder, a separation plate is fixedly arranged in the stop valve body and is close to the interior of the valve clack, and a clamping groove II is formed in the position of the separation plate, which is close to the surface below the clamping groove I.

Preferably, flange plates are fixedly arranged at two end parts of the stop valve body, and the two flange plates are symmetrically communicated with the inner part of the stop valve body.

Preferably, a clamping groove I is formed in the inner top end, close to the vertical direction of the valve clack, of the stop valve body, and the inner size of the clamping groove I is matched with the outer size of the top end of the valve clack.

Preferably, the stop valve body is symmetrically provided with four notches III around the surface of the notch I, and bolts are connected with the inner parts of the notches III in a threaded mode.

Preferably, the side wall of the stop valve body is fixedly provided with a battery box, the side wall of the battery box, which is far away from the stop valve body, is provided with a mounting groove, the inside of the mounting groove is clamped with a baffle, and the side wall of the baffle is fixedly provided with an anti-skid block.

Preferably, a sealing sleeve is sleeved at the outer surface of the valve clack, and the sealing sleeve and the sealing ring are both made of silica gel.

Compared with the prior art, the embodiment of the application has the following main beneficial effects:

Firstly, through being provided with cylinder, notch I, notch II, valve clack and division board, can promote the valve clack and reciprocate in vertical direction through the start-up cylinder, make the valve clack joint seal the stop valve at draw-in groove II, the sealing washer is silica gel material cover and establishes at the output surface of cylinder, the leakproofness of connecting seat has been improved, thereby the convenience of stop valve use has been improved, secondly, through being provided with draw-in groove I and seal cover, draw-in groove I sets up in the interior top position department that is close to the valve clack at the stop valve body, the seal cover is silica gel material and the inside size looks adaptation of draw-in groove I, the leakproofness of stop valve can be improved in the inside of draw-in groove I in the valve joint when the stop valve is opened, avoid leaking.

Drawings

Fig. 1 is a schematic front perspective view of the present utility model.

Fig. 2 is a schematic cross-sectional elevation view of the present utility model.

Fig. 3 is a schematic front view of the shutoff valve of the present utility model.

Fig. 4 is a schematic rear perspective view of the present utility model.

The valve comprises a stop valve body 1, a connecting seat 2, a cylinder 3, a battery box 4, a battery box 5, a flange plate 6, an installation groove 7, a baffle plate 8, a notch I, a notch II, a notch 10, a notch III, a notch 11, a sealing ring 12, a valve clack 13, a clamping groove I, a clamping groove 14, a separation plate 15, a clamping groove II, a sealing sleeve 16, a sealing sleeve 17 and an anti-skid block.

Detailed Description

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs, the terms used in the description of this application are for the purpose of describing particular embodiments only and are not intended to be limiting of the application, and the terms "comprising" and "having" and any variations thereof in the description of this application and the claims and the above description of the drawings are intended to cover non-exclusive inclusions. The terms first, second and the like in the description and in the claims or in the above-described figures, are used for distinguishing between different objects and not necessarily for describing a sequential or chronological order.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the application. The appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those of skill in the art will explicitly and implicitly appreciate that the embodiments described herein may be combined with other embodiments.

Referring to fig. 1-4, embodiments of the present utility model are provided: the utility model provides a stop valve convenient to open and close, including stop valve body 1 and the connecting seat 2 of setting firmly on stop valve body 1 top, stop valve body 1 is cast iron material and takes the discoid, stop valve body 1's both ends all set firmly ring flange 5, two ring flange 5 are symmetrical all link up with stop valve body 1's inside and are convenient to install the stop valve in the pipeline return circuit mutually, stop valve body 1 top's intermediate position department has seted up notch one 8, notch one 8 is circular, notch one 8's inner bottom has seted up notch two 9, notch two 9 are linked together with stop valve body 1's inside, notch one 8's inside joint has sealing washer 11, connecting seat 2 top intermediate position department has set firmly cylinder 3, cylinder 3's model is SCJ80X100-75, cylinder 3's output runs through connecting seat 2 and peg graft in proper order in notch one 8, notch two 9 and stop valve body 1's inside, the internal dimension of the notch II 9 is matched with the external dimension of the output end of the air cylinder 3, four notches III 10 are symmetrically arranged on the surface position of the stop valve body 1 surrounding the notch I8, bolts are connected in the notches III 10 in a threaded manner, so that the connection between the stop valve body 1 and the connecting seat 2 is realized, the bottom end of the output end of the air cylinder 3 is fixedly provided with a valve clack 12 through a coupling, the valve clack 12 is in a boss shape, the stop valve body 1 is fixedly provided with a separation plate 14 close to the inside of the valve clack 12, the separation plate 14 and the stop valve body 1 are integrally formed by forging, a clamping groove II 15 is arranged on the surface position of the separation plate 14 close to the position under the clamping groove I13, the internal dimension of the clamping groove II 15 is matched with the external dimension of the bottom end of the valve clack 12, the valve clack 12 can be pushed to move up and down in the vertical direction by starting the air cylinder 3, the valve clack 12 can be clamped in the clamping groove II 15 to seal the stop valve, the sealing ring 11 is made of silica gel and is arranged on the outer surface of the output end of the air cylinder 3 in a sleeved mode in a concentric circle structure, and the tightness of the connecting seat 2 is improved, so that the convenience of use of the stop valve is improved.

The stop valve body 1 is close to the interior top of the vertical direction of valve clack 12 and has seted up draw-in groove one 13, the inside size looks adaptation on draw-in groove one 13 and the outside size looks adaptation on valve clack 12 top, the surface position department cover of valve clack 12 is equipped with seal cover 16, seal cover 16 and sealing washer 11 are the silica gel material, when the stop valve needs to be opened, through reverse drive cylinder 3, make valve clack 12 joint can improve the leakproofness of stop valve in the inside of draw-in groove one 13, can avoid the stop valve to leak outward, can further improve the leakproofness of valve inside when valve clack 12 joint is in the inside of draw-in groove two 15.

The battery box 4 has been set firmly on the lateral wall of stop valve body 1, the battery box 4 has been kept away from and has been seted up mounting groove 6 on the lateral wall of stop valve body 1, the inside mountable battery of mounting groove 6 is cylinder 3 power supply, the inside joint of mounting groove 6 has baffle 7, the cross-section of baffle 7 is protruding font and the inside size looks adaptation of mounting groove 6, conveniently seal mounting groove 6, realize for, set firmly non slipping block 17 on the lateral wall of baffle 7, non slipping block 17 surface roughness has improved the convenience of baffle 7 plug.

When the stop valve convenient to open and close is used, the two flange plates 5 are firstly connected to the joint in the middle of a pipeline through flanges, so that the stop valve is installed, an operator firstly embeds a battery in the installation groove 6, the battery is not described in detail in the prior art, the model of the air cylinder 3 is SCJ80X100-75, the valve clack 12 can be pushed to move up and down in the vertical direction by starting the air cylinder 3, the valve clack 12 is clamped in the clamping groove II 15 to seal the stop valve, the sealing ring 11 is made of silica gel material and sleeved on the outer surface of the output end of the air cylinder 3, the tightness of the connecting seat 2 is improved, and therefore the use convenience of the stop valve is improved.

Secondly, draw-in groove one 13 is offered and is being close to the interior top position department of valve clack 12 at stop valve body 1, and seal cover 16 is silica gel material and draw-in groove one 13's inside size looks adaptation, when needs open the stop valve, through reverse drive cylinder 3, makes valve clack 12 joint in the inside of draw-in groove one 13 can improve the leakproofness of stop valve, can avoid the stop valve to leak outward, can further improve the leakproofness of valve inside when valve clack 12 joint in the inside of draw-in groove two 15.

It should be noted that, for simplicity of description, the foregoing embodiments are all illustrated as a series of acts, but it should be understood by those skilled in the art that the present utility model is not limited by the order of acts, as some steps may be performed in other order or concurrently in accordance with the present utility model. Further, those skilled in the art will also appreciate that the embodiments described in the specification are all preferred embodiments, and that the acts and modules referred to are not necessarily required for the present utility model.

In the several embodiments provided by the present application, it should be understood that the disclosed apparatus may be implemented in other manners. For example, the apparatus embodiments described above are merely illustrative, and such partitioning of the above-described elements may be implemented in other manners, e.g., multiple elements or components may be combined or integrated into another system, or some features may be omitted, or not performed. Alternatively, the coupling or communication connection shown or discussed as being between each other may be an indirect coupling or communication connection between devices or elements via some interfaces, which may be in the form of telecommunications or otherwise.

The units described above as separate components may or may not be physically separate, and components shown as units may or may not be physical units, may be located in one place, or may be distributed over a plurality of network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of this embodiment.

The above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the scope of the present utility model. It will be apparent that the described embodiments are merely some, but not all, embodiments of the utility model. Based on these embodiments, all other embodiments that may be obtained by one of ordinary skill in the art without inventive effort are within the scope of the utility model. Although the present utility model has been described in detail with reference to the above embodiments, those skilled in the art may still combine, add or delete features of the embodiments of the present utility model or make other adjustments according to circumstances without any conflict, so as to obtain different technical solutions without substantially departing from the spirit of the present utility model, which also falls within the scope of the present utility model.

Claims

1. A stop valve that is easy to open and close, characterized in that it comprises a stop valve body (1) and a connecting seat (2) fixedly arranged at the top end of the stop valve body (1); a notch (8) is provided at the middle position of the top end of the stop valve body (1); a notch (9) is provided at the inner bottom end of the notch (8); the notch (9) is communicated with the inside of the stop valve body (1); a sealing ring (11) is clamped inside the notch (8);

A cylinder (3) is fixedly arranged at the middle position of the top of the connecting seat (2); the output end of the cylinder (3) passes through the connecting seat (2) and is inserted into the first slot (8), the second slot (9) and the inside of the stop valve body (1) in sequence; the internal dimensions of the second slot (9) match the external dimensions of the output end of the cylinder (3); a valve flap (12) is fixedly arranged at the bottom end of the output end of the cylinder (3); an isolation plate (14) is fixedly arranged inside the stop valve body (1) near the valve flap (12); and a second card slot (15) is provided on the isolation plate (14) at a surface position just below the first card slot (13) and close to the valve flap (12).

2. A stop valve that is easy to open and close according to claim 1, characterized in that: flanges (5) are fixedly provided at both ends of the stop valve body (1), and the two flanges (5) are symmetrically connected to the interior of the stop valve body (1).

3. A stop valve that is easy to open and close according to claim 2, characterized in that: a clamping groove (13) is provided on the inner top of the stop valve body (1) close to the valve disc (12) in the vertical direction, and the internal dimensions of the clamping groove (13) are adapted to the external dimensions of the top of the valve disc (12).

4. A stop valve that is easy to open and close according to claim 3, characterized in that: four notches three (10) are symmetrically opened at the surface position of the stop valve body (1) around the notch one (8), and the inside of the notches three (10) are all threadedly connected with bolts.

5. A stop valve that is easy to open and close according to claim 1, characterized in that: a battery box (4) is fixedly provided on the side wall of the stop valve body (1), a mounting groove (6) is opened on the side wall of the battery box (4) away from the stop valve body (1), a baffle (7) is clamped inside the mounting groove (6), and an anti-sliding block (17) is fixedly provided on the side wall of the baffle (7).

6. A stop valve that is easy to open and close according to claim 1, characterized in that a sealing sleeve (16) is provided on the outer surface of the valve disc (12), and the sealing sleeve (16) and the sealing ring (11) are both made of silicone.