CN213271294U

CN213271294U - Butt clamp handle broadside central line butterfly valve

Info

Publication number: CN213271294U
Application number: CN202022254856.5U
Authority: CN
Inventors: 王宝印; 王玉柱
Original assignee: Tianjin Jiaxiang Tairui Valve Co ltd
Current assignee: Tianjin Jiaxiang Tairui Valve Co ltd
Priority date: 2020-10-12
Filing date: 2020-10-12
Publication date: 2021-05-25
Anticipated expiration: 2030-10-12

Abstract

The utility model discloses a butterfly valve with a butt-clamping handle and a wide center line, which comprises a butterfly valve main body and a connecting pipeline, the top end of the butterfly valve main body is fixedly connected with a butt clamp handle, the lower clamp part of the butt clamp handle is rotatably connected with a connecting rod, the top end of the connecting rod penetrates through the upper clamping part of the opposite clamping handle, the top end of the upper clamping part of the opposite clamping handle is positioned at the left side and the right side of the connecting rod and is fixedly connected with supporting plates, a groove is fixedly arranged between the supporting plates, the inner side wall of the groove is connected with a moving block in a sliding way, a rubber layer is fixedly arranged at the upper part of the moving block on the inner side wall of the groove, and a spring is fixedly arranged between the top end of the rubber layer and the inner bottom end of the groove, the butterfly valve of the utility model can reinforce the pipeline, reduce the occurrence of unstable connection for a long time, and the butt clamp handle on the butterfly valve has good elasticity, and the service life of the butt clamp handle is greatly prolonged.

Description

Butt clamp handle broadside central line butterfly valve

Technical Field

The utility model relates to a butterfly valve especially relates to a to pressing from both sides handle broadside central line butterfly valve.

Background

A butterfly valve, also called a flap valve, is a regulating valve with a simple structure, and can be used for on-off control of low-pressure pipeline media, namely a valve with a closing part (a valve clack or a butterfly plate) which is a disc and rotates around a valve shaft to open and close, and the valve can be used for controlling the flow of various types of fluids such as air, water, steam, various corrosive media, slurry, oil products, liquid metal, radioactive media and the like. The pipe mainly plays a role in cutting off and throttling. The butterfly valve opening and closing piece is a disc-shaped butterfly plate, and is rotated around the axis of the butterfly plate in the valve body, thereby achieving the purpose of opening and closing or adjusting, and the utility model relates to a pair clamp handle broadside central line butterfly valve.

Patent numbers: CN107035873A has announced a butterfly valve, the butterfly valve that this design provided mainly includes valve body, valve shaft and valve plate, and wherein the valve plate rotates around the valve shaft, realizes opening and shutting with the valve body and accomplishes opening and close of this butterfly valve under the drive of valve shaft. Because the ceramic gasket is arranged on the inner side surface of the valve body, and the corresponding ceramic sealing plate is arranged on the outer peripheral side of the valve plate, the butterfly valve has better sealing performance, meanwhile, the ceramic sealing plate is provided with the groove, and the polytetrafluoroethylene gasket is arranged in the groove. In addition, the polytetrafluoroethylene gasket has stable chemical property and strong corrosion resistance, so the polytetrafluoroethylene gasket is long in service time and does not need to be replaced frequently.

However, the above patents have the following disadvantages: 1. the butterfly valve with the design can not reinforce the pipeline, and unstable connection can occur after a long time, so that improvement is needed. 2. The butt clamp handle in the design is used for a long time, the elasticity is reduced, and the butt clamp handle cannot automatically spring open without external force, so that improvement is needed.

SUMMERY OF THE UTILITY MODEL

The utility model provides a to pressing from both sides handle broadside central line butterfly valve, the butterfly valve can be consolidated the pipeline, and the reduction time has been long to connect unstable condition and has taken place to pressing from both sides the handle on the butterfly valve, elasticity is very good, improves greatly to pressing from both sides the life of handle, can effectively solve the problem in the background art.

The utility model provides a specific technical scheme as follows:

the utility model provides a pair of press from both sides handle broadside central line butterfly valve, including butterfly valve main part and connecting tube, the top of butterfly valve main part fixedly connected with pair clamp handle and the lower clamp position rotation of pair clamp handle is connected with the connecting rod, the top of connecting rod runs through the upper clamp position of pair clamp handle, the top of upper clamp position of pair clamp handle is located the left and right sides of connecting rod and all fixedly connected with backup pad and fixed mounting the recess between the backup pad, the inside wall sliding connection of recess has the movable block, the upper position that is located the movable block on the inside wall of recess is fixedly installed with the rubber layer and the top of rubber layer and the inside bottom of recess between the fixed mounting has the spring, all fixedly connected with bracing piece all around the butterfly valve main part surface and the top of bracing piece all fixedly connected with the slide rail, the surface of slide rail all, the equal fixedly connected with connecting plate in surface of slider, the equal fixed mounting in inside of connecting plate has the through-hole, the inside of through-hole all rotates and is connected with the bull stick, the equal fixedly connected with screw rod in bottom of bull stick, the equal fixedly connected with fixed plate in upper and lower both sides of connecting tube and the fixed surface of fixed plate install the screw corresponding with the screw rod.

Optionally, the left side and the right side of the top end of the groove are fixedly connected with baffles.

Optionally, the bottom end of the moving block is rotatably connected with the top end of the connecting rod.

Optionally, the upper clamping part of the butt-clamping handle is provided with rubber bodies which are fixedly arranged on the periphery of the connecting rod.

Optionally, the top end of the rotating rod is fixedly connected with a limiting plate.

The utility model has the advantages as follows:

1. the utility model inserts the connecting pipeline into the left and right sides of the butterfly valve main body, and installs by traditional method, after the installation is completed, the screw rod just reaches the same horizontal line with the screw hole, clockwise rotates the limit plate, the limit plate drives the clockwise rotation of the rotating rod, the rotating rod drives the clockwise rotation of the screw rod (the diameter of the screw rod is slightly larger than that of the rotating rod, the diameter of the rotating rod is the same as that of the through hole, the limit plate and the screw hole can limit the rotating rod and make the rotating rod always stick to the through hole), the screw rod is installed into the screw hole slowly, in the process of installing the screw rod, the slide block also moves downwards along the slide rail, a space is left for the installation of the screw rod, the screw rod is installed into the screw hole, the connection and reinforcement can be carried out on the butterfly valve main body and the connecting pipeline, the unstable connection condition caused by long, the problem of unstable connection can occur after a long time.

2. When the utility model clamps the butt clamp handle, the connecting rod on the butt clamp handle passes through the rubber body, the rubber body can deform through the elasticity of the rubber body, the small-amplitude rotation of the connecting rod is convenient, the connecting rod drives the moving block to move upwards, the moving block moves towards the inside of the groove along the groove (the cross section of the moving block is almost the same as that of the groove, so the moving block can linearly move along the groove), the rubber layer is extruded at the same time (the rubber layer is made of rubber, can deform and has good sealing performance, and can form a sealing space with the groove), the rubber layer moves towards the inside of the groove through deformation, because the air volume of the inner space is certain, the air volume of the sealing space can be extruded, the spring is extruded at the same time, when the butt clamp handle is not clamped, the spring begins to extend reversely by utilizing the elasticity of the spring, and the, can help the rubber layer to resume original formation fast to drive the movable block and resume the primary importance, the movable block drives the downward movement of connecting rod, and the connecting rod will be separated the clamp handle downwards, can fine improvement like this to the elasticity of clamp handle, let its time of use longer, can effectively solve in the background art and use for a long time the problem that elasticity descends to the clamp handle.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic view of an overall structure of a butterfly valve with a pair of clamping handles and a wide center line in an embodiment of the present invention;

FIG. 2 is an enlarged view of a spring connection structure in a butterfly valve with a wide center line of a butt clamp handle according to an embodiment of the present invention;

fig. 3 is a schematic view of a connecting pipe structure of a butterfly valve with a wide center line of a butt clamp handle according to an embodiment of the present invention.

In the figure: 1. a butterfly valve body; 2. a butt clamp handle; 3. a connecting rod; 4. a rubber body; 5. a support plate; 6. a groove; 7. a moving block; 8. a rubber layer; 9. a spring; 10. a baffle plate; 11. a support bar; 12. a slide rail; 13. a slider; 14. a connecting plate; 15. a through hole; 16. a rotating rod; 17. a screw; 18. a limiting plate; 19. connecting a pipeline; 20. a fixing plate; 21. and a screw hole.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

A broadside center line butterfly valve of an embodiment of the present invention will be described in detail with reference to fig. 1 to 3.

Referring to fig. 1, 2 and 3, the utility model provides a pair of wide side center line butterfly valve of clamp handle, which comprises a butterfly valve body 1 and a connecting pipeline 19, the top end of the butterfly valve body 1 is fixedly connected with a pair of clamp handle 2, the lower clamp part of the pair of clamp handle 2 is rotatably connected with a connecting rod 3, the top end of the connecting rod 3 penetrates through the upper clamp part of the pair of clamp handle 2, the top end of the upper clamp part of the pair of clamp handle 2 is positioned at the left and right sides of the connecting rod 3 and is fixedly connected with a supporting plate 5, a groove 6 is fixedly arranged between the supporting plates 5, the inner side wall of the groove 6 is slidably connected with a moving block 7, a rubber layer 8 is fixedly arranged at the upper part of the moving block 6, a spring 9 is fixedly arranged between the top end of the rubber layer 8 and the inner bottom end of the groove 6, supporting rods 11 are fixedly connected with the periphery of the surface of the butterfly valve, the equal sliding connection in surface of slide rail 12 has slider 13, the equal fixedly connected with connecting plate 14 in surface of slider 13, the equal fixed mounting in inside of connecting plate 14 has through-hole 15, the inside of through-hole 15 all rotates and is connected with bull stick 16, the equal fixedly connected with screw rod 17 in bottom of bull stick 16, the equal fixedly connected with fixed plate 20 in upper and lower both sides of connecting tube 19 and the fixed surface of fixed plate 20 install with the corresponding screw 21 of screw rod 17.

Referring to fig. 1 and 2, the left side and the right side of the top end of the groove 6 are fixedly connected with baffle plates 10, and the baffle plates 10 can well prevent the moving block 7 from sliding down from the groove 6.

Referring to fig. 1 and 2, the bottom end of the moving block 7 is rotatably connected with the top end of the connecting rod 3, and the connecting rod 3 can be turned a little bit in the process of clamping the clamping handle 2, so that the moving block 7 can rotate along a small range.

Referring to fig. 1, the rubber bodies 4 are fixedly mounted on the periphery of the connecting rod 3 at the upper clamping position of the opposite clamping handle 2, the rubber bodies 4 are made of rubber, and can deform due to the elasticity of the rubber, so that the connecting rod 3 can rotate in a small range, and the shape of the connecting rod can be restored due to the ductility of the rubber after the external force disappears.

Referring to fig. 1, the top ends of the rotating rods 16 are fixedly connected with limiting plates 18, the diameters of the screw rods 17 are slightly larger than the diameters of the rotating rods 16, the diameters of the rotating rods 16 are the same as the diameters of the through holes 15, and the limiting plates 18 and the screw holes 21 can limit the rotating rods 16 to be always attached to the through holes 15.

The embodiment of the utility model provides a to pressing from both sides handle broadside central line butterfly valve, insert connecting tube 19 in the left and right sides of butterfly valve main part 1 (butterfly valve main part 1 is to pressing from both sides handle broadside central line butterfly valve main part), install through traditional gimmick, after the installation is accomplished, at this moment, screw rod 17 just in time reaches same horizontal line with screw 21, clockwise turning plate 18, limiting plate 18 drives the clockwise rotation of bull stick 16, bull stick 16 drives the clockwise rotation of screw rod 17 (it is slightly bigger that the diameter of screw rod 17 is than the diameter of bull stick 16 to need to explain, bull stick 16 diameter and through-hole 15 diameter are the same, limiting plate 18 and screw 21 can carry out spacing to bull stick to through-hole 15 all the time, screw rod 17 slowly installs in screw 21, in the in-process of installing screw rod 17, slider 13 also moves down along slide rail 12, leave the space for the installation of screw rod 17, screw rod 17 installs in screw 21, the butterfly valve main body 1 and the connecting pipeline 19 can be connected and reinforced, unstable connection can be prevented from occurring after a long time, when the opposite clamping handle 2 is clamped, the connecting rod 3 on the opposite clamping handle 2 penetrates through the rubber body 4, the rubber body 4 can deform through elasticity of the rubber body, small-amplitude rotation of the connecting rod 3 is facilitated, the connecting rod 3 drives the moving block 7 to move upwards, the moving block 7 moves towards the inside of the groove 6 along the groove 6 (the cross section of the moving block 7 is almost the same as that of the groove 6, so that the moving block 7 can move linearly along the groove 6), meanwhile, the rubber layer 8 is extruded (the rubber layer 8 is composed of rubber, can deform and has good sealing performance and can form a sealing space with the groove 6), the rubber layer 8 moves towards the inside of the groove 6 through deformation, and as the air volume of the inner space is certain, the air volume of the sealing space can be extruded in this, simultaneously, the spring 9 is extruded, when the butt clamp handle 2 is not clamped, the spring 9 starts to extend reversely by utilizing the elasticity of the spring 9, the air volume is matched with the elasticity of the upper rubber layer 8, the rubber layer 8 can be quickly helped to restore to the original formation, so that the moving block 7 is driven to restore to the original position, the moving block 7 drives the connecting rod 3 to move downwards, the connecting rod 3 downwards separates the butt clamp handle 2, the elasticity of the butt clamp handle 2 can be well improved, and the using time of the butt clamp handle is longer.

It is apparent that those skilled in the art can make various changes and modifications to the embodiments of the present invention without departing from the spirit and scope of the embodiments of the present invention. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. A butterfly valve with oppositely clamped handles and wide center lines comprises a butterfly valve body (1) and a connecting pipeline (19) and is characterized in that the top end of the butterfly valve body (1) is fixedly connected with an oppositely clamped handle (2), the lower clamping part of the oppositely clamped handle (2) is rotatably connected with a connecting rod (3), the top end of the connecting rod (3) penetrates through the upper clamping part of the oppositely clamped handle (2), the top end of the upper clamping part of the oppositely clamped handle (2) is positioned at the left side and the right side of the connecting rod (3) and is fixedly connected with supporting plates (5), a groove (6) is fixedly arranged between the supporting plates (5), the inner side wall of the groove (6) is slidably connected with a movable block (7), a rubber layer (8) is fixedly arranged at the upper part of the movable block (7) on the inner side wall of the groove (6), and a spring (9) is fixedly arranged between the top end of the rubber layer (8) and the inner bottom, the butterfly valve main part (1) surperficial all around fixedly connected with bracing piece (11) and the equal fixedly connected with slide rail (12) in top of bracing piece (11), the equal sliding connection in surface of slide rail (12) has slider (13), the equal fixedly connected with connecting plate (14) in surface of slider (13), the equal fixed mounting in inside of connecting plate (14) has through-hole (15), the inside of through-hole (15) all rotates and is connected with bull stick (16), the equal fixedly connected with screw rod (17) in bottom of bull stick (16), the equal fixedly connected with fixed plate (20) in upper and lower both sides of connecting tube (19) and the fixed surface of fixed plate (20) install screw (21) corresponding with screw rod (17).

2. The butt clamp handle broadside center line butterfly valve according to claim 1, wherein a baffle (10) is fixedly connected to the left and right sides of the top end of the groove (6).

3. The butterfly valve with the pair of clamping handles and the wide center line as claimed in claim 1, wherein the bottom end of the moving block (7) is rotatably connected with the top end of the connecting rod (3).

4. The butt clamp handle broadside center line butterfly valve according to claim 1, wherein the rubber body (4) is fixedly arranged on the upper clamp part of the butt clamp handle (2) around the connecting rod (3).

5. The opposite-clamping handle broadside center line butterfly valve according to claim 1, wherein a limiting plate (18) is fixedly connected to each top end of the rotating rod (16).