CN212960293U - Valve connecting device convenient to dismouting - Google Patents
Valve connecting device convenient to dismouting Download PDFInfo
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- CN212960293U CN212960293U CN202021714194.9U CN202021714194U CN212960293U CN 212960293 U CN212960293 U CN 212960293U CN 202021714194 U CN202021714194 U CN 202021714194U CN 212960293 U CN212960293 U CN 212960293U
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Abstract
The utility model provides a valve connecting device convenient for disassembly and assembly, which comprises a valve, a connecting piece, a sleeve, a fastener and a connecting pipe, wherein two ends of the connecting piece are respectively in threaded connection with the valve and the connecting pipe, the pipe diameter of one end of the connecting piece connected with the valve is gradually reduced and is in threaded connection with the inner side of the valve, a connecting groove is arranged at the joint of the connecting piece and the valve, a first sealing ring is arranged in the connecting groove, a clamping groove is arranged on the connecting piece, one end of the sleeve is sleeved in the clamping groove, and the other end of the sleeve is sleeved with the valve; the outer side of one end, connected with the connecting pipe, of the connecting piece is provided with a convex block, the fastening piece is clamped on the convex block, the lower end of the fastening piece is provided with a buffer block, the buffer block abuts against the connecting pipe, a shuttle-shaped sealing ring is arranged between the fastening piece and the connecting pipe, and a metal core is arranged in the shuttle-shaped sealing ring. The utility model provides the high tight degree of junction and reliability, and the dismouting of being convenient for.
Description
Technical Field
The utility model belongs to the technical field of the valve is connected, concretely relates to valve connecting device convenient to dismouting.
Background
Valves are widely used in pipeline fluid transport to control the pressure, flow rate and flow of fluid media in a pipeline. The valve is to be reliably connected with a pipeline in use, and the existing connection between the valve and the pipeline mainly adopts a welding flange for direct connection or bell and spigot flange connection. The direct connection of the flanges is to weld the connecting flanges at the joints of the connecting pipelines and connect the connecting flanges with the flanges of the valves; the bell and spigot flange connection is characterized in that a pipeline is inserted into the bell and spigot flange and then connected with the valve flange through the bell and spigot flange.
In practice, both of these attachment structures have been found to have certain disadvantages. The pipeline welding flange is directly connected with a joint of a pipeline requiring connection, the flange must be welded, the welding technology requirement is high, the strength and the sealing property of a welding port are ensured, medium cleaning must be done for a combustible fluid conveying pipeline to construct, and the connection mode has the advantages of high construction strength, strict technology, low speed and high danger. The structure of socket flange includes front end support intubate and rear end flange, and the socket pipe is connected with the pipe connection by sealed rubber ring, and its shortcoming is that the structure is comparatively complicated, and socket flange is with high costs, and the socket pipe is connected for static connection through sealed rubber ring and pipe connection, and the compactness and the reliable degree of connection are not enough, probably takes place the phenomenon that the pipeline is not hard up or leaks at pipeline and socket pipe junction, and difficult installation is used.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a valve connecting device convenient to dismouting improves the inseparable degree of junction and reliability, and the dismouting of being convenient for.
The utility model provides a following technical scheme:
a valve connecting device convenient to disassemble and assemble comprises a valve, a connecting piece, a clamping sleeve, a fastener and a connecting pipe, wherein two ends of the connecting piece are respectively in threaded connection with the valve and the connecting pipe; the outer side of one end, connected with the connecting pipe, of the connecting piece is provided with a convex block, the fastening piece is clamped on the convex block, the lower end of the fastening piece is provided with a buffer block, the buffer block abuts against the connecting pipe, a shuttle-shaped sealing ring is arranged between the fastening piece and the connecting pipe, and a metal core is arranged in the shuttle-shaped sealing ring.
Preferably, the clamping groove is formed in one end, with the pipe diameter gradually decreasing, of the connecting piece, and the clamping sleeve is an elastic clamping sleeve which is sleeved in the clamping groove.
Preferably, a fixing part is further arranged at one end of the connecting part connected with the connecting pipe, a screw rod is connected between the fixing part and the fastening part, and a nut is arranged at one end of the screw rod connected with the fixing part.
Preferably, the bottom end of the buffer block is an arc surface, and the arc surface is tightly pressed on the outer surface of the connecting pipe.
Preferably, a groove is formed in the joint of the connecting piece and the connecting pipe, and a second sealing ring is arranged in the groove.
The utility model has the advantages that: the utility model designs the two-end connecting device to directly connect the valve and the pipeline, which is convenient for installation and use; the two ends of the connecting piece are both designed with fastening devices, so that the two ends are connected tightly and reliably, and the installation is convenient.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural view of the present invention;
labeled as: 1. a valve; 2. a connecting member; 21. connecting grooves; 211. a first seal ring; 22. a card slot; 23. a bump; 24. a fixing member; 3. a card sleeve; 4. a fastener; 41. a buffer block; 42. a screw; 421. a nut; 43. a groove; 5. a shuttle-shaped seal ring; 6. and (4) connecting the pipes.
Detailed Description
As shown in fig. 1, a valve connecting device convenient for disassembly and assembly comprises a valve 1, a connecting piece 2, a sleeve 3, a fastener 4 and a connecting pipe 6, wherein two ends of the connecting piece 2 are respectively in threaded connection with the valve 1 and the connecting pipe 6, the pipe diameter of one end of the connecting piece 2 connected with the valve 1 is gradually reduced and is in threaded connection with the inner side of the valve 1, a connecting groove 21 is arranged at the joint of the connecting piece 2 and the valve 1, a first sealing ring 211 is arranged in the connecting groove 21, a clamping groove 22 is arranged on the connecting piece 2, one end of the sleeve 3 is sleeved in the clamping groove 22; be equipped with lug 23 on the one end outside that connecting piece 2 and connecting pipe 6 are connected, fastener 4 joint is on lug 23, and 4 lower extremes of fastener are equipped with buffer block 41, and buffer block 41 supports to connecting pipe 6, is equipped with fusiformis sealing washer 5 between fastener 24 and the connecting pipe 6, is equipped with the metal core in the fusiformis sealing washer 5.
Specifically, draw-in groove 22 is established in the one end that 2 pipe diameters of connecting piece reduce gradually, and cutting ferrule 3 is elastic clamping sleeve, and elastic clamping sleeve cup joints in draw-in groove 22, and reverse joint is more firm. The connecting piece 2 is also provided with a fixing piece 24 at one end connected with the connecting pipe 6, a screw rod 42 is connected between the fixing piece 24 and the fastening piece 4, a nut 421 is arranged at one end of the screw rod 42 connected with the fixing piece 24, and the fastening piece 4 can be tightened by fastening the screw rod 42 to be firmly abutted to the connecting pipe 6.
The bottom of the buffer block 41 is an arc surface which is tightly pressed on the outer surface of the connecting pipe 6, so that the effect of tightly pressing and fastening is achieved, and the reliability is improved.
The connecting part 2 is provided with a groove 43 at the joint with the connecting pipe 6, and a second sealing ring is arranged in the groove 43, so that the sealing performance of the joint can be improved.
As shown in fig. 1, in the use process of the valve connecting device convenient for disassembly and assembly, one end of a connecting piece 2 is connected to the inner side of a valve 1, a first sealing ring 211 for improving the sealing performance is arranged at the joint, and a clamping sleeve 3 is sleeved outside the joint, so that the joint is more compact and reliable, and plays a role in protection, and is clamped in a clamping groove 22 and is not easy to escape; the other end of the connecting piece 2 is connected with the connecting pipe 6, the fastening piece 4 is sleeved on the connecting piece 2, and the buffer block 41 of the fastening piece 4 is tightly connected with the connecting pipe 6, so that the connection between the connecting piece 2 and the connecting pipe 6 is reinforced, and the connection reliability is improved; the fusiform sealing ring 5 is arranged between the contact surfaces of the fastening piece 4 and the connecting pipe 6, so that the sealing performance is improved, and the metal core is arranged in the fusiform sealing ring 5 to improve the wear resistance of the fusiform sealing ring, so that the service life of the fusiform sealing ring is prolonged.
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 described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. A valve connecting device convenient to disassemble and assemble is characterized by comprising a valve, a connecting piece, a clamping sleeve, a fastening piece and a connecting pipe, wherein two ends of the connecting piece are respectively in threaded connection with the valve and the connecting pipe; the outer side of one end, connected with the connecting pipe, of the connecting piece is provided with a convex block, the fastening piece is clamped on the convex block, the lower end of the fastening piece is provided with a buffer block, the buffer block abuts against the connecting pipe, a shuttle-shaped sealing ring is arranged between the fastening piece and the connecting pipe, and a metal core is arranged in the shuttle-shaped sealing ring.
2. The valve connecting device convenient to disassemble and assemble according to claim 1, wherein the clamping groove is formed at one end of the connecting piece, the pipe diameter of which is gradually reduced, the clamping sleeve is an elastic clamping sleeve, and the elastic clamping sleeve is sleeved in the clamping groove.
3. The valve connecting device convenient to disassemble and assemble according to claim 1, wherein a fixing member is further disposed at one end of the connecting member connected to the connecting pipe, a screw rod is connected between the fixing member and the fastening member, and a nut is disposed at one end of the screw rod connected to the fixing member.
4. The valve connecting device convenient to disassemble and assemble as claimed in claim 1, wherein the bottom end of the buffer block is an arc surface which is tightly pressed against the outer surface of the connecting pipe.
5. The valve connecting device convenient to disassemble and assemble according to claim 1, wherein a groove is formed at the joint of the connecting piece and the connecting pipe, and a second sealing ring is arranged in the groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021714194.9U CN212960293U (en) | 2020-08-17 | 2020-08-17 | Valve connecting device convenient to dismouting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021714194.9U CN212960293U (en) | 2020-08-17 | 2020-08-17 | Valve connecting device convenient to dismouting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212960293U true CN212960293U (en) | 2021-04-13 |
Family
ID=75356568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021714194.9U Active CN212960293U (en) | 2020-08-17 | 2020-08-17 | Valve connecting device convenient to dismouting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212960293U (en) |
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2020
- 2020-08-17 CN CN202021714194.9U patent/CN212960293U/en active Active
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