CN216045688U

CN216045688U - Valve sealing cover convenient to lock

Info

Publication number: CN216045688U
Application number: CN202122206981.3U
Authority: CN
Inventors: 王志立; 张善民; 宋冬冬; 田璞
Original assignee: Qingdao Zhengyu Mechanical And Electrical Manufacture Co ltd
Current assignee: Qingdao Zhengyu Mechanical And Electrical Manufacture Co ltd
Priority date: 2021-09-13
Filing date: 2021-09-13
Publication date: 2022-03-15
Anticipated expiration: 2031-09-13

Abstract

The utility model discloses a valve sealing cover convenient to lock, which comprises a push rod and a flow guide pipe, wherein the bottom of the push rod is fixedly connected with the top of a supporting block, the middle part of the bottom of the supporting block is penetrated and connected with the top of the outer wall of a limiting groove, the middle part of one side of the supporting block is fixedly provided with a circular groove, the inner wall of the circular groove is penetrated and fixed with the outer wall of the limiting rod, the middle part of the outer wall of the limiting rod penetrates through the inner wall of the limiting groove, and the bottom of the outer wall of the limiting groove is fixedly connected with the middle part of the top of a fixed block. The force used to lock the valve seal cap is reduced.

Description

Valve sealing cover convenient to lock

Technical Field

The utility model relates to the technical field of valve sealing covers, in particular to a valve sealing cover convenient to lock.

Background

The valve sealing cover is one of parts in the valve, the valve sealing cover is used for preventing leakage, the leakage factors are mainly two, one is that a gap exists between the sealing pairs, the other is that a pressure difference exists between the sealing pairs, the valve sealing cover is used for closing a flow channel by utilizing the contact of the valve seat and the valve core, and the conventional valve sealing cover can basically meet daily use requirements, but has some defects and needs improvement.

When the valve sealing lid used, the valve sealing lid was extremely inconvenient when locking usually, not only need waste a large amount of time, and extremely not laborsaving moreover, the valve sealing lid all is fixed in addition, can not adjust the size of valve lid according to different valves, and its installation operation is inconvenient, and not only the controllability is poor, and the convenience is not high moreover, therefore the valve sealing lid that needs a convenient locking of urgent need solves above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a valve sealing cover convenient to lock, and aims to solve the problems that the valve is inconvenient to lock and the valve sealing cover cannot be adjusted according to different valves in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: a valve sealing cover convenient to lock comprises a push rod and a flow guide pipe, wherein the bottom of the push rod is fixedly connected with the top of a supporting block, the middle part of the bottom of the supporting block is inserted and connected with the top of the outer wall of the limiting groove, the middle part of one side of the supporting block is fixedly provided with a circular groove, the inner wall of the circular groove is fixedly inserted with the outer wall of the limiting rod, the middle part of the outer wall of the limiting rod penetrates through the inner wall of the limiting groove, the bottom of the outer wall of the limiting groove is fixedly connected with the middle part of the top of the fixing block, two ends of the top of the fixing block are respectively and fixedly connected with one end of the bottom of the first spring, the other ends of the two groups of first springs are respectively and fixedly connected with the middle part of the supporting block, the both sides side middle part of fixed block all is connected with the middle part on one side of the hook through the pivot, the one end of the equal fixedly connected with second spring in both sides side bottom of fixed block, it is two sets of the other end difference fixed connection of second spring is in an avris of hook opposite face.

Preferably, the top of hook laminating supporting shoe bottom both ends, the bottom middle part of fixed block alternates and is connected with the one end of valve rod, the other end of valve rod alternates and connects in the inner wall of connecting hole, the middle part at limiting plate top is seted up to the connecting hole, the top of the bottom fixedly connected with connecting block of limiting plate, the bottom of connecting block communicates in the middle part of honeycomb duct outer wall, the both ends of honeycomb duct all alternate the one end that is connected with the go-between, and are two sets of the bottom both ends of the limiting plate are all closely laminated in the bottom of hook.

Preferably, the supporting block is a convex block, and grooves for attaching the tops of the hooks are formed in two sides of the bottom of the supporting block.

Preferably, the volume of the fixing block is smaller than that of the supporting block.

Preferably, the width of the limiting groove is larger than that of the limiting rod.

Preferably, the valve sealing ring is fixedly sleeved on the outer wall of the middle part of the valve rod.

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

1. the valve sealing cover convenient to lock is provided with a push rod, a supporting block, a limiting rod, a first spring, a hook, a rotating shaft, a second spring, a valve rod, a fixing block and a limiting groove, by pushing the push rod, the push rod is pushed by the push force to push the supporting block, the supporting block drives the limiting rod on one side to move downwards in the limiting groove, meanwhile, the supporting block enables the first spring to react with elastic force to extrude the fixing block to extrude downwards by extruding the first spring, the supporting block extrudes downwards to enable the top of the hook to bear force, the hook enables the bottom of the hook to clamp the limiting plate through the rotating shaft, then the push rod is loosened, the second spring converts the force borne into elastic force, make the bottom of hook closely laminate limiting plate bottom both ends, the rethread first spring drives the fixed block and rises, carries out the lock tightly with the valve, and convenience when improving the locking of device has reduced required time when locking, has reduced the used power of valve seal lid locking.

2. This valve sealing lid of convenient locking is provided with the hook, the second spring, the valve rod, the limiting plate, connecting hole and honeycomb duct, through promoting the push rod, make the hook no longer laminate the limiting plate, the push rod is pulled again, push rod pulling fixed block, the second spring receives the pulling force when the fixed block receives tensile, make hook and limiting plate separation, make valve rod and connecting hole separation, change through taking out the valve rod again, improve the regulation nature of device and the convenience of device, make the valve lid can adjust according to the size of different valves.

Drawings

FIG. 1 is a schematic view of the main structure of the valve sealing cover of the present invention;

FIG. 2 is a schematic view of a partial structure of a valve sealing cover according to the present invention;

FIG. 3 is a schematic structural view of a draft tube body according to the present invention;

fig. 4 is a partial structural schematic diagram of the adjusting device of the present invention.

In the figure: 1. a push rod; 2. a flow guide pipe; 3. a connecting ring; 4. a support block; 5. a limiting rod; 6. a circular groove; 7. a first spring; 8. a hook; 9. a rotating shaft; 10. a second spring; 11. a valve stem; 12. a fixed block; 13. connecting blocks; 14. a limiting plate; 15. a limiting groove; 16. and connecting the holes.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, an embodiment of the present invention is shown:

a valve sealing cover convenient to lock comprises a push rod 1 and a flow guide pipe 2, wherein the bottom of the push rod 1 is fixedly connected with the top of a supporting block 4, the middle part of the bottom of the supporting block 4 is connected with the top of the outer wall of a limiting groove 15 in an inserting manner, the middle part of one side of the supporting block 4 is fixedly provided with a circular groove 6, the inner wall of the circular groove 6 is fixedly connected with the outer wall of a limiting rod 5 in an inserting manner, the middle part of the outer wall of the limiting rod 5 penetrates through the inner wall of the limiting groove 15, the width of the limiting groove 15 is larger than that of the limiting rod 5, so that the limiting rod 5 can be limited, the supporting block 4 is a convex block, grooves which are attached to the tops of hooks 8 are arranged on two sides of the bottom of the supporting block 4, so that the hooks 8 can be locked more conveniently, the middle part of the top of a fixed block 12 is fixedly connected with the bottom of a first spring 7 at two ends of the top of the fixed block 12, and the volume of the fixed block 12 is smaller than that of the supporting block 4, the other ends of the two groups of first springs 7 are respectively and fixedly connected with the middle part of the supporting block 4, the middle parts of two side sides of the fixed block 12 are respectively and fixedly connected with the middle part of one side of the hook 8 through a rotating shaft 9, the bottom parts of two side sides of the fixed block 12 are respectively and fixedly connected with one end of the second spring 10, the other ends of the two groups of second springs 10 are respectively and fixedly connected with one side of the opposite surface of the hook 8, through pushing the push rod 1, the push rod 1 is pushed to push the supporting block 4 by pushing force, the supporting block 4 drives the limiting rod 5 on one side to move downwards in the limiting groove 15, meanwhile, the supporting block 4 extrudes the fixed block 12 downwards by the reaction elastic force of the first spring 7 through extruding the first spring 7, the top of the hook 8 is stressed by the downward extrusion of the supporting block 4, the hook 8 enables the bottom of the hook 8 to clamp the limiting plate 14 through the rotating shaft 9, then the push rod 1 is loosened, the force received by the second spring 10 is converted into elastic force, so that the bottom of the hook 8 is tightly attached to two ends of the bottom of the limiting plate 14, and then the first spring 7 drives the fixed block 12 to rise to tightly lock the valve, so that the locking convenience of the device is improved, the time required by locking is reduced, and the locking force of the valve sealing cover is reduced.

According to the drawings of fig. 2 and 3, the top of the hook 8 is attached to the two ends of the bottom of the supporting block 4, the middle of the bottom of the fixed block 12 is inserted and connected with one end of the valve rod 11, the outer wall of the middle of the valve rod 11 is fixedly sleeved with a valve sealing ring to prevent valve leakage, the other end of the valve rod 11 is inserted and connected to the inner wall of the connecting hole 16, the connecting hole 16 is arranged in the middle of the top of the limiting plate 14, the bottom of the limiting plate 14 is fixedly connected with the top of the connecting block 13, the bottom of the connecting block 13 is communicated with the middle of the outer wall of the guide pipe 2, the two ends of the guide pipe 2 are inserted and connected with one end of the connecting ring 3, the bottoms of the two groups of hooks 8 are tightly attached to the two ends of the bottom of the limiting plate 14, the hooks 8 are not attached to the limiting plate 14 any more by pushing the push rod 1, the push rod 1 pulls the fixed block 12, the second spring 10 is pulled when the fixed block 12 is pulled, so that the hooks 8 are separated from the limiting plate 14, the valve rod 11 is separated from the connecting hole 16, and the valve rod 11 is taken out for replacement, so that the adjustability of the device and the convenience of the device are improved, and the valve cover can be adjusted according to the sizes of different valves.

The working principle is as follows: when the valve sealing cover needs to be locked, the push rod 1 is pushed by thrust to push the supporting block 4, the supporting block 4 drives the limiting rod 5 on one side to move downwards in the limiting groove 15, meanwhile, the supporting block 4 pushes the first spring 7 to enable the first spring 7 to push the fixing block 12 to extrude downwards in a counteracting elastic manner, the supporting block 4 pushes downwards to enable the top of the hook 8 to bear force, the hook 8 enables the bottom of the hook 8 to clamp the limiting plate 14 through the rotating shaft 9, then the push rod 1 is loosened, the force borne by the second spring 10 is converted into elastic force, the bottom of the hook 8 is enabled to be tightly attached to two ends of the bottom of the limiting plate 14, then the first spring 7 drives the fixing block 12 to ascend, the valve is locked, when the valve rod 11 needs to be replaced, the push rod 1 is pushed to enable the hook 8 to be not attached to the limiting plate 14, the push rod 1 is pulled again, the fixing block 12 is pulled, the second spring 10 receives tensile force when fixed block 12 receives tensile force, make hook 8 and limiting plate 14 separate, make valve rod 11 and connecting hole 16 separate, change through taking out valve rod 11 again, convenience when not only improving the locking of device, required time when having reduced the locking has reduced the used power of valve seal lid locking, improve the adjustability of device and the convenience of device moreover, make the valve lid can adjust according to the size of different valves.

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 a convenient valve sealing lid of locking, includes push rod (1) and honeycomb duct (2), its characterized in that: the bottom of the push rod (1) is fixedly connected with the top of a supporting block (4), the middle of the bottom of the supporting block (4) is connected with the top of the outer wall of a limiting groove (15) in an inserting mode, the middle of one side of the supporting block (4) is fixedly provided with a circular groove (6), the inner wall of the circular groove (6) is fixedly connected with the outer wall of a limiting rod (5) in an inserting mode, the middle of the outer wall of the limiting rod (5) penetrates through the inner wall of the limiting groove (15), the bottom of the outer wall of the limiting groove (15) is fixedly connected with the middle of the top of a fixing block (12), two ends of the top of the fixing block (12) are respectively and fixedly connected with one end of the bottom of a first spring (7), the other ends of two groups of the first springs (7) are respectively and fixedly connected to the middle of the supporting block (4), the middle parts of two sides of the fixing block (12) are respectively connected with the middle of one side of a hook (8) through a rotating shaft (9), the both sides of fixed block (12) side bottom is the one end of equal fixedly connected with second spring (10), and is two sets of the other end difference fixed connection of second spring (10) is in the avris of hook (8) opposite face.

2. A valve sealing cover for facilitating locking according to claim 1, wherein: top laminating supporting shoe (4) bottom both ends of hook (8), the bottom middle part of fixed block (12) alternates and is connected with the one end of valve rod (11), the other end of valve rod (11) alternates and connects in the inner wall of connecting hole (16), the middle part at limiting plate (14) top is seted up in connecting hole (16), the top of the bottom fixedly connected with connecting block (13) of limiting plate (14), the bottom of connecting block (13) communicates in the middle part of honeycomb duct (2) outer wall, the both ends of honeycomb duct (2) all alternate and are connected with the one end of go-between (3), and are two sets of the bottom both ends of the equal inseparable limiting plate (14) of bottom of hook (8).

3. A valve sealing cover for facilitating locking according to claim 1, wherein: the supporting block (4) is a convex block, and grooves attached to the tops of the hooks (8) are formed in two sides of the bottom of the supporting block (4).

4. A valve sealing cover for facilitating locking according to claim 1, wherein: the volume of the fixed block (12) is smaller than that of the supporting block (4).

5. A valve sealing cover for facilitating locking according to claim 1, wherein: the width of the limiting groove (15) is larger than that of the limiting rod (5).

6. A valve sealing cover for facilitating locking according to claim 2, wherein: and a valve sealing ring is fixedly sleeved on the outer wall of the middle part of the valve rod (11).