CN213629351U - Slide-in type flexible socket connecting pipe - Google Patents
Slide-in type flexible socket connecting pipe Download PDFInfo
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- CN213629351U CN213629351U CN202021221995.1U CN202021221995U CN213629351U CN 213629351 U CN213629351 U CN 213629351U CN 202021221995 U CN202021221995 U CN 202021221995U CN 213629351 U CN213629351 U CN 213629351U
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Abstract
The utility model relates to a flexible socket joint connecting pipe of formula of sliding in, it includes the base member pipe, the one end of base member pipe sets up the bellmouth, the other end sets up the socket, and its characteristics are: the end of the bellmouth is provided with a guide ring plate, one or two expanded annular bosses are arranged on the wall of the bellmouth, and an annular groove is formed on the inner wall of each annular boss. The connecting structure is as follows: the socket of the front slide-in type flexible socket connecting pipe is inserted into the socket of the rear slide-in type flexible socket connecting pipe, one or two sealing rings are arranged in the socket of the rear slide-in type flexible socket connecting pipe, the supporting parts of the sealing rings are positioned in an annular groove formed by the inner wall of an annular boss arranged on the wall of the socket, and the sealing parts of the sealing rings are simultaneously in sealing contact with the socket of the front slide-in type flexible socket connecting pipe and the socket of the rear slide-in type flexible socket connecting pipe. The sealing device has the advantages of simple structure, high sealing reliability, quickness in installation, convenience in maintenance and disassembly, long service life and the like.
Description
Technical Field
The utility model relates to a pipe connection field is a flexible socket joint connecting pipe of slip-in formula.
Background
The socket joint connection is a convenient, fast, safe and efficient pipe connection mode in pipeline installation, and the socket joint connection in the prior art is not only applied to cast iron pipes and reinforced concrete pipes, but also applied to welded steel pipes, particularly applied to steel-plastic composite pipes taking spiral welded equal-diameter steel pipes as base pipes. One end of the socket connecting pipe is a bell mouth, the other end of the socket connecting pipe is a spigot, the spigot of the adjacent front socket connecting pipe is inserted into the bell mouth of the rear socket connecting pipe, and a sealing ring is arranged between the spigot and the bell mouth of the rear socket connecting pipe, so that the socket connecting pipes are sequentially and hermetically connected into a pipeline. The problem that exists is, the compound pipe is moulded to prior art's socket joint steel pipe or socket joint steel, and its bellmouth is straight wall shape or loudspeaker form, though do benefit to the grafting installation, and the preceding socket joint pipe after the installation is difficult to the adjustment coaxial with back socket joint pipe, leads to the socket of preceding socket joint pipe and back socket joint pipe between the bellmouth of clearance inhomogeneous, the result: the front socket connecting pipe and the rear socket connecting pipe are not coaxial, so that the flowing resistance of a transmission medium in a pipeline is increased, the pressure borne by the pipe wall is increased, the gap between the socket of the front socket connecting pipe and the socket of the rear socket connecting pipe is not uniform, the pipe wall bears excessive load due to the increase of the pressure, the eccentric displacement is easily generated, the failure is easily caused due to the excessive load, the service life of the sealing ring is shortened, the workload and the cost of pipeline maintenance are increased, the straight socket and the socket ovality of the conventional spiral welding pipe are large, the difficulty is increased in the process of pipeline installation, the sealing ring is damaged due to the lack of guidance of the pipe end, the gap between the socket of the front pipe and the socket of the rear pipe is not uniform due to the fact that the pipe orifice is elliptical after installation, and the sealing effect is reduced due to the excessive load borne by the part of the sealing ring.
Disclosure of Invention
The utility model discloses the technical problem that will solve is: the defect of the prior art is overcome, and the slide-in type flexible socket connecting pipe is simple in structure, high in sealing reliability, quick to install, easy to adjust, convenient to maintain and disassemble and long in service life.
The utility model provides a technical problem's scheme is: the utility model provides a flexible socket joint connecting pipe of formula of sliding in, it includes the base member pipe, the one end of base member pipe sets up the bellmouth, the other end sets up socket, characterized by: the end of the bellmouth is provided with a guide ring plate, one or two expanded annular bosses are arranged on the wall of the bellmouth, and an annular groove is formed on the inner wall of each annular boss.
The annular boss arranged on the socket wall is of an integrated processing structure.
The connection structure of the slide-in type flexible socket connecting pipe is as follows: the socket of the front slide-in type flexible socket connecting pipe is inserted into the socket of the rear slide-in type flexible socket connecting pipe, one or two sealing rings are arranged in the socket of the rear slide-in type flexible socket connecting pipe, the supporting parts of the sealing rings are positioned in an annular groove formed by the inner wall of an annular boss arranged on the wall of the socket, and the sealing parts of the sealing rings are simultaneously in sealing contact with the socket of the front slide-in type flexible socket connecting pipe and the socket of the rear slide-in type flexible socket connecting pipe.
The sealing ring is composed of a supporting part and a sealing part, the rear end face of the supporting part is fixedly connected with the front end face of the sealing part into a whole, the outer peripheral surface of the supporting part is in contact with the inner peripheral surface of an annular groove formed in the socket wall of the rear sliding-in type flexible socket connecting pipe, the inner peripheral surface of the supporting part is a tapered guide surface, the outer peripheral surface of the sealing part is in sealing contact with the inner peripheral surface of the socket of the rear sliding-in type flexible socket connecting pipe, and the inner peripheral surface of the sealing part is in sealing contact with the outer peripheral surface of the socket of the.
The supporting part of sealing washer is the quadrangle ring body for the cross-section, and the first side in supporting part cross-section constitutes the preceding terminal surface of supporting part, and the second side in supporting part cross-section is protruding outside curved surface arc, and the second side in supporting part cross-section constitutes the peripheral surface of supporting part, and the third side in supporting part cross-section constitutes the rear end face of supporting part, and the fourth side in supporting part cross-section lies in the slope setting between first side and the third side, constitutes the tapered guide surface of horn mouth form.
The supporting part of the sealing ring is made of hard rubber, and the Shore hardness is 85 degrees +/-5 degrees.
The sealing part of the sealing ring is an annular body with a K-shaped section, the sealing part comprises a sealing base body, a first lip edge, a second lip edge and a third lip edge, the front end face of the sealing base body is fixedly connected with the rear end face of the supporting part into a whole, the rear end face of the sealing base body is sequentially arranged from front to back, the first lip edge, the second lip edge and the third lip edge are arranged in sequence, the first lip edge is shortest in length, the inner peripheral surface of the first lip edge is in sealing contact with a socket of a front slide-in type flexible socket connecting pipe, the second lip edge is longest in length, the inner peripheral surface of the second lip edge is in sealing contact with a socket of the front slide-in type flexible socket connecting pipe, and the outer peripheral surface of the third lip edge is in sealing contact with.
A relief groove is provided between the second lip and the third lip of the seal portion of the seal ring.
The sealing part of the sealing ring is soft rubber, and the Shore hardness is 55 +/-5 degrees.
The utility model discloses a flexible socket joint connecting pipe of slip-in has following characteristics and advantage:
the utility model abandons the traditional pipeline connection methods such as flange and welding, and improves the working efficiency;
2 the guide ring plate arranged on the sliding type flexible socket connecting pipe can control the position of the pipe entering the pipe fitting during installation, and ensure the axial clearance for installing the sliding type flexible socket connecting pipe; the guide ring plate is arranged to guide the insertion opening of the pipe during the installation of the pipeline, simultaneously enhance the strength of the pipe opening of the bell mouth and ensure the roundness of the pipe opening of the bell mouth, thereby being beneficial to the socket connection of adjacent pipelines, reducing the coaxial adjustment amount of the front socket pipe and the rear socket pipe and improving the installation speed;
3, the structure of a high-hardness supporting part and a low-hardness sealing part is adopted, the supporting part plays a role in supporting and fixing, and the sealing part plays a role in sealing, so that the problems that the traditional sealing ring is of an integral structure, the sealing effect is poor due to overhigh hardness and the sealing ring is easy to fall off due to overlow hardness in the working process are solved;
4 the mounting groove or the arc of the convex outward curved surface arranged on the supporting part and the first lip edge and the second lip edge arranged on the sealing part can prevent the socket of the front pipeline from driving the sealing ring to roll along the axis direction of the pipeline when the pipeline is mounted, and prevent the sealing ring from being unfixed due to separation from the designed position and even causing the sealing ring to fall off and be damaged, thereby improving the fixing effect and the sealing reliability of the sealing ring in the socket of the rear pipeline;
5 its sealing part sets up the structure of first lip limit, second lip limit and third lip limit and off-load groove, slight angle deflection or displacement has taken place between the socket of preceding pipeline and the bellmouth of back pipeline, when the extrusion force concentrates on socket sealing contact surface of preceding pipeline or bellmouth sealing contact surface of back pipeline one of them side, not only can effectively eliminate the stress of second lip limit and the mutual extrusion of third lip limit, avoid because of the too big sealing washer fracture that produces of extrusion strength, deformation scheduling problem, and can be when second lip limit and the grow of socket clearance, first lip limit carries out the compensation seal, the reliability of sealing has been guaranteed.
The utility model has the advantages of simple structure, the sealing reliability is high, and the installation is swift, and the maintenance is dismantled conveniently, long service life.
Drawings
Fig. 1 is a schematic structural view of a slide-in flexible socket connecting pipe of the present invention;
fig. 2 is a schematic view of a connection structure of a slide-in flexible socket connection pipe of the present invention;
fig. 3 is a schematic structural view of a seal ring of a slide-in flexible socket connecting pipe of the present invention;
fig. 4 is a partially enlarged schematic view of fig. 3.
In the figure: the novel guide ring comprises a guide ring plate 1, an annular boss 2, a bell mouth 3, a base body pipe 4, a spigot 5, a socket pipe 6, a seal ring 7, a rear bearing insertion pipe 8, a supporting part 9, a first lip edge 10, an unloading groove 11, a third lip edge 12, a second lip edge 13, a second edge 14, a first edge 15, a fourth edge 16 and a third edge 17.
Detailed Description
The present invention will be further explained with reference to the drawings and examples.
Referring to fig. 1-4, embodiment 1, this embodiment is a slide-in flexible socket connecting pipe, which includes a substrate pipe 4, one end of the substrate pipe 4 is provided with a socket 3, and the other end is provided with a socket 5, and is characterized in that: the end of the bellmouth 3 is provided with a guide ring plate 1, the wall of the bellmouth 3 is provided with two expanded annular bosses 2, the inner wall of each annular boss 2 forms an annular groove, and the guide ring plate 1, the bellmouth wall and the annular bosses 2 arranged on the bellmouth wall adopt an integrated processing structure.
The connection structure of the slide-in type flexible socket connecting pipe is as follows: the spigot 5 of the front slide-in type flexible socket connecting pipe 6 is inserted into the socket 3 of the rear slide-in type flexible socket connecting pipe 8, the two sealing rings 7 are arranged in the socket 3 of the rear slide-in type flexible socket connecting pipe 8, the supporting parts 9 of the sealing rings 7 are positioned in the annular groove formed by the inner wall of the annular boss 2 arranged on the wall of the socket, and the sealing parts of the sealing rings 7 are simultaneously in sealing contact with the spigot 5 of the front slide-in type flexible socket connecting pipe 6 and the socket 3 of the rear slide-in type flexible socket connecting pipe 8.
The sealing ring 7 is composed of a supporting part 9 and a sealing part, the rear end face of the supporting part 9 is fixedly connected with the front end face of the sealing part into a whole, the outer peripheral surface of the supporting part 9 is in contact with the inner peripheral surface of an annular groove formed by the inner wall of an annular boss 2 arranged on the bell mouth wall of the rear sliding-in type flexible socket connecting pipe 8, the inner peripheral surface of the supporting part 9 is a tapered guide surface, the outer peripheral surface of the sealing part is in sealing contact with the inner peripheral surface of the bell mouth 3 of the rear sliding-in type flexible socket connecting pipe 8, and the inner peripheral surface of the sealing part is in sealing contact with the outer peripheral surface.
The supporting portion 9 of the sealing ring 7 is an annular body with a quadrangular cross section, a first edge 15 of the cross section of the supporting portion 9 forms a front end face of the supporting portion 9, a second edge 14 of the cross section of the supporting portion 9 is a curved arc protruding outwards, the second edge 14 of the cross section of the supporting portion 9 forms an outer peripheral surface of the supporting portion 9, a third edge 17 of the cross section of the supporting portion 9 forms a rear end face of the supporting portion 9, and a fourth edge 16 of the cross section of the supporting portion 9 is obliquely arranged between the first edge 15 and the third edge 17 to form a horn-mouth-shaped conical guide surface.
The supporting part 9 of the sealing ring 7 is made of hard rubber, and the Shore hardness is 85 degrees +/-5 degrees.
The sealing portion of sealing washer 7 is the ring body that the cross-section is the K type, and the sealing portion includes sealing base member, first lip limit 10, second lip limit 13 and third lip limit 12, and the sealing portion the preceding terminal surface of sealing base member links firmly as an organic wholely with supporting part 9 rear end face, and the rear end face of sealing base member sets gradually by preceding to back first lip limit 10 second lip limit 13 with third lip limit 12, first lip limit 10 length is the shortest, and interior peripheral surface and preceding slide-in flexible socket joint pipe 6's socket 5 sealing contact, second lip limit 13 length is the longest, and interior peripheral surface and preceding slide-in flexible socket joint pipe 6's socket 5 sealing contact, third lip limit 12 outer peripheral surface and the back slide-in flexible socket joint pipe 8's socket 3 sealing contact.
A relief groove 11 is provided between the second lip 13 and the third lip 12 of the seal portion of the seal ring 7.
The sealing part of the sealing ring 7 is soft rubber, and the Shore hardness is 55 +/-5 degrees.
The present embodiment is manufactured using prior art techniques.
The present invention is not limited to the present embodiment, and for those skilled in the art, simple duplication and modification without creative efforts are all within the scope of the claims of the present embodiment.
Claims (8)
1. The utility model provides a flexible socket joint connecting pipe of formula that slides in, it includes the base member pipe, the one end of base member pipe sets up the bellmouth, the other end sets up the socket, the bellmouth end sets up the guide ring board, sets up the annular boss of one or twice hole enlargement at the bellmouth wall, and annular boss inner wall forms the annular groove, sets up sealing washer, characterized by in the bellmouth: the sealing ring is arranged in the socket, and the supporting part of the sealing ring is positioned in an annular groove formed by the inner wall of an annular boss arranged on the wall of the socket;
the sealing ring is composed of a supporting part and a sealing part, the rear end face of the supporting part is fixedly connected with the front end face of the sealing part into a whole, the outer peripheral surface of the supporting part is in contact with the inner peripheral surface of an annular groove formed by the inner wall of an annular boss arranged on the socket wall of the rear slide-in type flexible socket connecting pipe, the inner peripheral surface of the supporting part is a tapered guide surface, the outer peripheral surface of the sealing part is in sealing contact with the inner peripheral surface of the socket of the rear slide-in type flexible socket connecting pipe, and the inner peripheral surface of the sealing part is in sealing contact with the outer peripheral surface of.
2. The slide-in flexible socket coupling of claim 1, wherein: the annular boss arranged on the socket wall is of an integrated processing structure.
3. The slide-in flexible socket coupling of claim 1, wherein: the connection structure of the slide-in type flexible socket connecting pipe is as follows: the socket of the front slide-in type flexible socket connecting pipe is inserted into the socket of the rear slide-in type flexible socket connecting pipe, one or two sealing rings are arranged in the socket of the rear slide-in type flexible socket connecting pipe, the supporting parts of the sealing rings are positioned in an annular groove formed by the inner wall of an annular boss arranged on the wall of the socket, and the sealing parts of the sealing rings are simultaneously in sealing contact with the socket of the front slide-in type flexible socket connecting pipe and the socket of the rear slide-in type flexible socket connecting pipe.
4. A slide-in flexible socket connector according to claim 1 or 3, wherein: the supporting part of sealing washer is the quadrangle ring body for the cross-section, and the first side in supporting part cross-section constitutes the preceding terminal surface of supporting part, and the second side in supporting part cross-section is protruding outside curved surface arc, and the second side in supporting part cross-section constitutes the peripheral surface of supporting part, and the third side in supporting part cross-section constitutes the rear end face of supporting part, and the fourth side in supporting part cross-section lies in the slope setting between first side and the third side, constitutes the tapered guide surface of horn mouth form.
5. The slide-in flexible female coupling according to any one of claims 1, 3 or 4, wherein: the supporting part of the sealing ring is made of hard rubber, and the Shore hardness is 85 degrees +/-5 degrees.
6. A slide-in flexible socket connector according to claim 1 or 3, wherein: the sealing part of the sealing ring is an annular body with a K-shaped section, the sealing part comprises a sealing base body, a first lip edge, a second lip edge and a third lip edge, the front end face of the sealing base body is fixedly connected with the rear end face of the supporting part into a whole, the rear end face of the sealing base body is sequentially arranged from front to back, the first lip edge, the second lip edge and the third lip edge are arranged in sequence, the first lip edge is shortest in length, the inner peripheral surface of the first lip edge is in sealing contact with a socket of a front slide-in type flexible socket connecting pipe, the second lip edge is longest in length, the inner peripheral surface of the second lip edge is in sealing contact with a socket of the front slide-in type flexible socket connecting pipe, and the outer peripheral surface of the third lip edge is in sealing contact with.
7. The slide-in flexible female coupling according to claim 1, 3 or 6, wherein: and an unloading groove is arranged between the second lip edge and the third lip edge of the sealing part of the sealing ring.
8. The slide-in flexible female coupling according to claim 1, 3 or 6, wherein: the sealing part of the sealing ring is soft rubber, and the Shore hardness is 55 +/-5 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021221995.1U CN213629351U (en) | 2020-06-29 | 2020-06-29 | Slide-in type flexible socket connecting pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021221995.1U CN213629351U (en) | 2020-06-29 | 2020-06-29 | Slide-in type flexible socket connecting pipe |
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| Publication Number | Publication Date |
|---|---|
| CN213629351U true CN213629351U (en) | 2021-07-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021221995.1U Active CN213629351U (en) | 2020-06-29 | 2020-06-29 | Slide-in type flexible socket connecting pipe |
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| CN (1) | CN213629351U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113847487A (en) * | 2021-10-14 | 2021-12-28 | 山东东宏管业股份有限公司 | Double-rubber-ring socket steel pipe structure and method |
-
2020
- 2020-06-29 CN CN202021221995.1U patent/CN213629351U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113847487A (en) * | 2021-10-14 | 2021-12-28 | 山东东宏管业股份有限公司 | Double-rubber-ring socket steel pipe structure and method |
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