CN211344161U

CN211344161U - Butterfly valve body gum cover connecting device

Info

Publication number: CN211344161U
Application number: CN202020012743.1U
Authority: CN
Inventors: 林福莲; 何光善; 其他发明人请求不公开姓名
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-01-06
Filing date: 2020-01-06
Publication date: 2020-08-25
Anticipated expiration: 2030-01-06

Abstract

The utility model discloses a butterfly valve body gum cover connecting device, including first gum cover base, first connection gum cover, spacing rubber piece, second connection rubber cover and second gum cover base, the one end of first gum cover base is provided with second gum cover base, first gum cover base is close to the one end of second gum cover base and installs first connection gum cover, and the one end that first connection gum cover is close to second gum cover base is provided with sealed slot, the border position department that first gum cover base is close to second gum cover base one end evenly is provided with spacing rubber piece slot. The utility model discloses install first connection gum cover and second connection rubber cover to be provided with sealed slot on first connection gum cover, install the cooperation of sealed rubber ring and use on the second connection rubber cover, insert sealed rubber ring in the sealed slot, can prevent that liquid from spilling from the gap between first connection gum cover and the second connection rubber cover, be favorable to improving device's leakproofness.

Description

Butterfly valve body gum cover connecting device

Technical Field

The utility model relates to a butterfly valve gum cover technical field specifically is a butterfly valve body gum cover connecting device.

Background

A butterfly valve, also called a flap valve, is a regulating valve with simple structure, and can be used for the on-off control of a low-pressure pipeline medium, namely a valve with a closing member (a valve clack or a butterfly plate) which is a disc and rotates around a valve shaft to open and close, the butterfly valve has the advantages of simple structure, small volume, light weight, material consumption saving, small installation size, small driving moment, simple and rapid operation, good flow regulation function and closing and sealing characteristics, is one of the fastest valve varieties developed in recent decades, is very widely used, continues to expand the used varieties and quantity, develops towards high temperature, high pressure, large caliber, high sealing performance, long service life, excellent regulation characteristics and one valve multifunction, has higher reliability and other performance indexes, and along with the application of synthetic rubber for preventing chemical corrosion to the butterfly valve, the performance of butterfly valve can improve, because synthetic rubber has corrosion-resistant, erosion resistance, stable in size, the resilience is good, easily take shape, characteristics such as low cost, and can select synthetic rubber of different performance according to the operation requirement of difference, in order to satisfy the service condition of butterfly valve, butterfly valve body gum cover connecting device installs between butterfly valve flange and pipeline, be used for improving the leakproofness, the device that prevents to leak, current butterfly valve body gum cover connecting device simple structure, seal through single rubber circle, sealed effect is relatively poor, cause easily to leak, and the rubber circle is out of shape easily, make the connection between pipeline and the flange less firm, and simultaneously, current butterfly valve body gum cover connecting device is when flange and piping erection, can not help the pipeline to fix a position, make the installation process operation of pipeline comparatively inconvenient.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a butterfly valve body gum cover connecting device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a butterfly valve body rubber sleeve connecting device comprises a first rubber sleeve base, a first connecting rubber sleeve, a limiting rubber block, a second connecting rubber sleeve and a second rubber sleeve base, a second rubber sleeve base is arranged at one end of the first rubber sleeve base, a first connecting rubber sleeve is arranged at one end of the first rubber sleeve base close to the second rubber sleeve base, and one end of the first connecting rubber sleeve close to the second rubber sleeve base is provided with a sealing slot, the edge position of the first rubber sleeve base close to one end of the second rubber sleeve base is uniformly provided with a limiting rubber block slot, and both sides of the spacing rubber block slot are provided with fixed rubber block slots, one end of the second rubber sleeve base close to the first rubber sleeve base is provided with a second connecting rubber sleeve, the second is connected rubber sleeve and is close to first connection rubber sleeve one end and all installs the rubber inserted bar just to spacing rubber piece slot position department, and the rubber inserted bar is kept away from the one end that the second is connected rubber sleeve and all installs spacing rubber piece.

Preferably, both sides of the limiting rubber block are provided with fixed rubber block mounting grooves, and the fixed rubber block is mounted on one side, close to the limiting rubber block, of the fixed rubber block mounting grooves.

Preferably, a sealing rubber ring is arranged at the position, opposite to the sealing slot, of one end, close to the first connecting rubber sleeve, of the second connecting rubber sleeve.

Preferably, the rubber inserted bar jacks matched with the rubber inserted bars are arranged at the positions, right opposite to the limiting rubber block slots, in the first connecting rubber sleeve.

Preferably, the fixed rubber block is internally provided with a hexagonal through hole.

Preferably, the limiting rubber block slots are provided with nine groups, and the included angle between every two adjacent limiting rubber block slots is forty degrees.

Compared with the prior art, the beneficial effects of the utility model are that: the butterfly valve body rubber sleeve connecting device is provided with a first connecting rubber sleeve and a second connecting rubber sleeve, a sealing slot is arranged on the first connecting rubber sleeve, a sealing rubber ring is arranged on the second connecting rubber sleeve to be matched for use, the sealing rubber ring is inserted into the sealing slot, so that liquid can be prevented from leaking out from a gap between the first connecting rubber sleeve and the second connecting rubber sleeve, the sealing performance of the butterfly valve body rubber sleeve connecting device is improved, a rubber inserting rod is arranged on the butterfly valve body rubber sleeve, a rubber inserting rod inserting hole is arranged on the first connecting rubber sleeve to be matched for use, when a pipeline is butted with a flange, the rubber inserting rod is inserted into the rubber inserting rod inserting hole, the pipeline and the flange can be positioned, the flange is butted with the pipeline, the installation process operation of the pipeline is convenient, meanwhile, a limiting rubber block and a fixed rubber block are arranged on the butterfly valve body rubber sleeve base, the limiting rubber block inserting groove and a fixed rubber block clamping groove are arranged on the first rubber, when first connection gum cover and the laminating of second connection rubber cover, spacing block rubber inserts in the spacing block rubber slot, and during fixed block rubber card goes into the fixed block rubber draw-in groove, can make first connection gum cover and second connection rubber cover between the installation inseparable for be connected between pipeline and the flange more firm.

Drawings

Fig. 1 is a schematic top cross-sectional view of the present invention;

FIG. 2 is a schematic view of a partial structure of the present invention;

fig. 3 is a schematic side view of the first connecting rubber sleeve of the present invention;

fig. 4 is a schematic side view of the second connection rubber sleeve of the present invention.

In the figure: 1. a first rubber sleeve base; 2. a limiting rubber block slot; 3. a first connecting rubber sleeve; 4. sealing the slot; 5. fixing a rubber block clamping groove; 6. a limiting rubber block; 7. a second connecting rubber sleeve; 8. sealing the rubber ring; 9. a second rubber sleeve base; 10. a rubber inserted link; 11. fixing the rubber block; 12. fixing a rubber block mounting groove; 13. a hexagonal through opening; 14. and a rubber inserted link jack.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, 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 work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides an embodiment: a butterfly valve body rubber sleeve connecting device comprises a first rubber sleeve base 1, a first connecting rubber sleeve 3, a limiting rubber block 6, a second connecting rubber sleeve 7 and a second rubber sleeve base 9, wherein one end of the first rubber sleeve base 1 is provided with the second rubber sleeve base 9, one end of the first rubber sleeve base 1 close to the second rubber sleeve base 9 is provided with the first connecting rubber sleeve 3, one end of the first connecting rubber sleeve 3 close to the second rubber sleeve base 9 is provided with a sealing slot 4, the edge position of the first rubber sleeve base 1 close to one end of the second rubber sleeve base 9 is uniformly provided with a limiting rubber block slot 2, two sides of the limiting rubber block slot 2 are both provided with a fixed rubber block clamping slot 5, one end of the second rubber sleeve base 9 close to the first rubber sleeve base 1 is provided with the second connecting rubber sleeve 7, one end of the second connecting rubber sleeve 7 close to the first connecting rubber sleeve 3 is provided with a rubber insertion rod 10 opposite to the limiting rubber block slot 2, and one end of the rubber inserted rod 10 far away from the second connecting rubber sleeve 7 is provided with a limiting rubber block 6.

In this implementation:

further, both sides of the limiting rubber block 6 are provided with fixed rubber block mounting grooves 12, and fixed rubber block 11 is installed on one side of the fixed rubber block mounting grooves 12 close to the limiting rubber block 6, when the first connecting rubber sleeve 3 is attached to the second connecting rubber sleeve 7, the limiting rubber block 6 is inserted into the limiting rubber block slot 2, the fixed rubber block 11 is clamped into the fixed rubber block clamping groove 5, the first connecting rubber sleeve 3 and the second connecting rubber sleeve 7 can be installed closely, and the connection between the pipeline and the flange is more stable.

Further, the second is connected rubber sleeve 7 and is close to first connection rubber sleeve 3 one end and just installs sealed rubber ring 8 to sealed slot 4 position department, inserts sealed rubber ring 8 in sealed slot 4, can prevent that liquid from spilling from the gap between first connection rubber sleeve 3 and the second connection rubber sleeve 7, is favorable to improving the leakproofness of device.

Further, the rubber inserted bar jacks 14 matched with the rubber inserted bars 10 are arranged at the positions of the limiting rubber block slots 2 inside the first connecting rubber sleeve 3, so that when a pipeline is butted with a flange, the rubber inserted bars 10 are inserted into the rubber inserted bar jacks 14, the pipeline and the flange can be positioned, the flange is butted with the pipeline, and the operation of the installation process of the pipeline is convenient.

Further, the inside of fixed rubber piece 11 all is provided with hexagon opening 13, and when rubber inserted bar 10 inserted rubber inserted bar jack 14 inside, the fixed rubber piece 11 of 6 both sides of spacing rubber piece received the extrusion, through the setting of the inside hexagon opening 13 of fixed rubber piece 11 for fixed rubber piece 11 can produce deformation, and fixed rubber piece 11 is crowded flat by rubber inserted bar jack 14, makes spacing rubber piece 6 can be at the inside removal of rubber inserted bar jack 14.

Furthermore, the limiting rubber block slots 2 are provided with nine groups, and the included angle between the adjacent limiting rubber block slots 2 is forty degrees.

The working principle is as follows: when the flange is used, the first rubber sleeve base 1 is arranged at the edge position of one end of a flange, the second rubber sleeve base 9 is arranged at the edge position of one end of a pipeline, when the pipeline is connected with the flange, the rubber inserted rod 10 is firstly inserted into the rubber inserted rod jack 14, the rubber inserted rod 10 moves in the rubber inserted rod jack 14 to help the flange and the pipeline to be positioned, when the rubber inserted rod 10 is inserted into the rubber inserted rod jack 14, the fixed rubber blocks 11 at the two sides of the limit rubber block 6 are extruded, the fixed rubber blocks 11 can deform through the arrangement of the hexagonal through holes 13 in the fixed rubber blocks 11, the fixed rubber blocks 11 are extruded by the rubber inserted rod jack 14 to be flat, so that the limit rubber block 6 can move in the rubber inserted rod jack 14, when the pipeline is butted with the flange, the first connecting rubber sleeve 3 is jointed with the second connecting rubber sleeve 7, at the moment, the sealing rubber ring 8 on the second connecting rubber sleeve 7 is inserted into the sealing slot 4 on the first connecting rubber sleeve 3, can prevent that liquid from spilling from the gap between first connection gum cover 3 and the second connection rubber cover 7, be favorable to improving the leakproofness of device, spacing block rubber 6 inserts in spacing block rubber slot 2, fixed block rubber 11 no longer receives the extrusion, elastic action through fixed block rubber 11 self, make fixed block rubber 11 recover, insert in fixed block rubber draw-in groove 5 after fixed block rubber 11 recovers, can make in fixed block rubber 11 block advances fixed block rubber draw-in groove 5, it is spacing to carry out rubber inserted bar 10 through fixed block rubber 11, can be with the rigidity of rubber inserted bar 10, thereby can prevent that second connection rubber cover 7 from removing, make first connection gum cover 3 and second connection rubber cover 7 can laminate firmly, thereby make firm in connection between the flange pipeline.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a butterfly valve body gum cover connecting device, includes first gum cover base (1), first connection gum cover (3), spacing rubber block (6), second connection rubber cover (7) and second gum cover base (9), its characterized in that: a second rubber sleeve base (9) is arranged at one end of the first rubber sleeve base (1), a first connecting rubber sleeve (3) is arranged at one end, close to the second rubber sleeve base (9), of the first rubber sleeve base (1), a sealing slot (4) is arranged at one end, close to the second rubber sleeve base (9), of the first connecting rubber sleeve (3), a limiting rubber block slot (2) is uniformly arranged at the edge position, close to one end of the second rubber sleeve base (9), of the first rubber sleeve base (1), a fixed rubber block slot (5) is arranged at each of two sides of the limiting rubber block slot (2), a second connecting rubber sleeve (7) is arranged at one end, close to the first rubber sleeve base (1), of the second connecting rubber sleeve (7), one end, close to the first connecting rubber sleeve (3), of the second connecting rubber sleeve (7) is just opposite to the limiting rubber block slot (2), and rubber insertion rods (10) are arranged at positions, and one end of the rubber inserted rod (10) far away from the second connecting rubber sleeve (7) is provided with a limiting rubber block (6).

2. The butterfly valve body rubber sleeve connecting device of claim 1, characterized in that: the both sides of spacing block rubber (6) all are provided with fixed block rubber mounting groove (12), and fixed block rubber (11) are all installed to the inside one side that is close to spacing block rubber (6) of fixed block rubber mounting groove (12).

3. The butterfly valve body rubber sleeve connecting device of claim 1, characterized in that: and a sealing rubber ring (8) is arranged at the position, close to one end of the first connecting rubber sleeve (3), of the second connecting rubber sleeve (7) and opposite to the sealing slot (4).

4. The butterfly valve body rubber sleeve connecting device of claim 1, characterized in that: the rubber inserted bar jacks (14) matched with the rubber inserted bars (10) are arranged in the first connecting rubber sleeve (3) at positions opposite to the limiting rubber block slots (2).

5. The butterfly valve body gum cover connecting device of claim 2, characterized in that: the fixed rubber block (11) is internally provided with a hexagonal through hole (13).

6. The butterfly valve body rubber sleeve connecting device of claim 1, characterized in that: nine groups of limiting rubber block slots (2) are arranged, and the included angle between every two adjacent limiting rubber block slots (2) is forty degrees.