CN212455867U - Pipeline connecting structure - Google Patents
Pipeline connecting structure Download PDFInfo
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- CN212455867U CN212455867U CN202020664816.5U CN202020664816U CN212455867U CN 212455867 U CN212455867 U CN 212455867U CN 202020664816 U CN202020664816 U CN 202020664816U CN 212455867 U CN212455867 U CN 212455867U
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- pipe fitting
- annular
- pipe
- annular connecting
- connecting part
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Abstract
The utility model provides a pipeline connecting structure, including: a first tubular member, said first tubular member comprising: a first annular connecting portion; and an annular recess provided on an outer side wall of the first pipe; the second pipe fitting cooperates with first pipe fitting cartridge, including: the second annular connecting part is used for jointing opposite surfaces of the second annular connecting part and the first annular connecting part when the first pipe fitting and the second pipe fitting are inserted in place; the sealing element is arranged in the annular sunken part and is pressed on the inner side wall of the second pipe fitting to be connected with the first pipe fitting and the second pipe fitting in a sealing manner when the first pipe fitting is inserted into the second pipe fitting; the fasteners can be clamped on the first annular connecting part and the second annular connecting part when the first pipe fitting and the second pipe fitting are inserted in place so as to fasten the first pipe fitting and the second pipe fitting. Through the utility model provides an among the prior art pipeline connection structure exist sealed not good, leak easily, the problem that connection efficiency is low.
Description
Technical Field
The utility model relates to a tube coupling technical field, concretely relates to tube coupling structure's improvement.
Background
The structure that current pipeline connection structure, generally adopted is threaded connection structure: namely an external thread joint and an internal thread nut connecting structure; the other connecting structure is a welding connecting structure, and the connection is a fixed connection and cannot be randomly disassembled; the main disadvantages of the pipe connections are as follows: the pipeline connection needs to reserve space and needs a special tool for fixing, otherwise, the pipeline connection cannot be realized; the existing pipeline connecting structure is generally sealed by surface-to-surface joint, so that the phenomenon of water leakage caused by poor sealing is easy to occur; and the pipeline connection takes long time and has low efficiency.
The above information disclosed in this background section is only for enhancement of understanding of the background of the application and therefore it may comprise prior art that does not constitute known to a person of ordinary skill in the art.
Disclosure of Invention
The utility model discloses the problem that pipeline connection structure exists is not good to among the prior art, leaks easily, connection efficiency is low, the utility model discloses well pipeline connection structure that provides does not need specialized tool when connecting, just can easily connect to can avoid the pipeline connection leakproofness not good, the risk of leaking water, connect simply efficiently.
In order to realize the purpose of the utility model, the utility model adopts the following technical scheme to realize:
the utility model provides a pipeline connecting structure, including:
a first tubular member, said first tubular member comprising:
a first annular connecting portion;
and an annular recess provided on an outer side wall of the first pipe;
the second pipe fitting cooperates with first pipe fitting cartridge, including:
the second annular connecting part is used for jointing opposite surfaces of the second annular connecting part and the first annular connecting part when the first pipe fitting and the second pipe fitting are inserted in place;
the sealing element is arranged in the annular sunken part and is pressed on the inner side wall of the second pipe fitting to be connected with the first pipe fitting and the second pipe fitting in a sealing manner when the first pipe fitting is inserted into the second pipe fitting;
the fasteners can be clamped on the first annular connecting part and the second annular connecting part when the first pipe fitting and the second pipe fitting are inserted in place so as to fasten the first pipe fitting and the second pipe fitting.
Furthermore, the fastener includes elasticity fastening leg, and elasticity fastening leg is equipped with 2, and parallel arrangement sets up and interconnect, is formed with the cartridge space that is used for cartridge first annular connecting portion and second annular connecting portion between 2 elasticity fastening legs.
Further, the method also comprises the following steps: a reinforcement connected between 2 of the elastic fastening legs.
Furthermore, elasticity fastening leg is the arc leg that the bottom has the breach, reinforced portion follows arc leg upwards is equipped with 2 at least.
Further, the spacing between the 2 resilient fastening legs is less than the sum of the thicknesses of the first and second annular connecting portions.
Furthermore, the reinforcing part is provided with an avoidance notch for avoiding the first annular connecting part and the second annular connecting part.
Furthermore, when the first pipe fitting and the second pipe fitting are assembled in place, the first annular connecting portion and the second annular connecting portion are inserted into the insertion space, and the 2 elastic fastening legs respectively abut against the outer side faces of the first annular connecting portion and the outer side faces of the second annular connecting portion.
Furthermore, the diameter of the circle corresponding to the arc-shaped leg is smaller than the diameter value of the circle corresponding to the minimum contour line corresponding to the first annular connecting part and the second annular connecting part.
Furthermore, the reinforcing part is a bent U-shaped reinforcing rib plate.
Further, the first annular connecting portion is a first annular flange, the second annular connecting portion is a second annular flange, and the diameters of the first annular flange and the second annular flange are the same.
Compared with the prior art, the utility model discloses an advantage is with positive effect:
the utility model provides a pipeline connecting structure, when connecting, with first pipe fitting cartridge in the second pipe fitting to inlay the recess of first pipe fitting through the sealing member that sets up and lean on the lateral wall of second pipe fitting in order to realize the sealing connection between first pipe fitting and the second pipe fitting, through the sealing member is sealed alone, solved the problem of easy water leakage that pipeline connecting structure exists among the prior art;
simultaneously, because first pipe fitting and second pipe fitting are the cartridge connection during the assembly, and only need after the assembly accomplish on first annular connecting portion and the second annular connecting portion with the fastener chucking can realize the connection between first pipe fitting and the second pipe fitting fixed, simple to operate is swift, and the installation need not specialized tool, has improved and has connected the installation effectiveness.
Other features and advantages of the present invention will become more apparent from the following detailed description of the invention when read in conjunction with the accompanying drawings.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.
Fig. 1 is a three-dimensional structure diagram of a pipeline connection structure in an embodiment of the present invention;
fig. 2 is a first exploded view of the pipeline connecting structure according to the embodiment of the present invention;
fig. 3 is a second exploded view of the pipeline connecting structure in the embodiment of the present invention;
fig. 4 is a sectional view of the pipeline connecting structure in the embodiment of the present invention;
fig. 5 is a schematic structural view of a fastener of a pipeline connecting structure according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. 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.
It should be noted that in the description of the present invention, the terms of direction or positional relationship indicated by the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
The utility model provides an embodiment of pipeline connection structure, it is shown with reference to fig. 1-5, it includes:
a first pipe element 100, said first pipe element 100 comprising:
the first annular connecting portion 110 is preferably a connecting pipe with a hollow interior, the first annular connecting portion 110 is disposed near an end of the first pipe 100, in some embodiments, the first annular connecting portion 110 is a first annular flange disposed perpendicular to a side wall of the first pipe 100 and spaced apart from the end of the first pipe 100, an annular recess 120 is further disposed on the first pipe 100 and disposed along a circumferential direction of the first pipe 100, the annular recess 120 is disposed between the end of the first pipe 100 and the first annular connecting portion 110, and in some embodiments, the annular recess 120 is an annular groove formed along the circumferential direction of the first pipe 100. The cross section of the annular groove may be trapezoidal, circular arc, triangular, or the like, and is not limited in particular.
Second pipe fitting 200, with first pipe fitting 100 cartridge cooperation, and with first pipe fitting 100 intercommunication, when setting up, second pipe fitting 200 is inside cavity also, and its corresponding internal diameter is the same with the external diameter value of first pipe fitting 100, can ensure that the cartridge that first pipe fitting 100 can adapt is inside second pipe fitting 200, and second pipe fitting 200 corresponds including:
the second annular connecting portion 210 is configured to, when the first pipe fitting 100 and the second pipe fitting 200 are inserted in place, fit the opposite surfaces of the second annular connecting portion 210 and the first annular connecting portion 110, in some embodiments, the second annular connecting portion 210 is a second annular flange provided at an end portion of the second pipe fitting 200, and a surface of the second annular connecting portion 210, which is opposite to the first annular flange, can fit the end surface of the first annular flange when the first pipe fitting 100 is inserted into the second pipe fitting 200, so that the first pipe fitting 100 and the second pipe fitting 200 are fitted and sealed after being connected, and a primary sealing effect is achieved.
And the sealing element 300 is arranged in the annular concave part 120, is pressed against the inner side wall of the second pipe fitting 200 to be connected with the connecting and matching position of the first pipe fitting 100 and the second pipe fitting 200 in a sealing manner when the first pipe fitting 100 is inserted into the second pipe fitting 200, is embedded into the annular concave part 120 and protrudes out of the annular concave part 120 when being assembled, and is pressed to be tightly attached to the inner side wall of the second pipe fitting 200 when the first pipe fitting 100 and the second pipe fitting 200 are inserted and assembled.
In some embodiments of the present application, the seal 300 is an O-ring seal. An O-ring is compressed between the annular recess 120 and the inner sidewall of the second pipe member 200 to seal the gap between the outer sidewall of the first pipe member 100 and the inner sidewall of the second pipe member 200.
A fastener 400, said fastener 400 being able to snap onto said first and second annular connections 110, 210 when said first and second tubular elements 100, 200 are inserted in place, to fasten said first and second tubular elements 100, 200.
In some embodiments of the present application, the fastening member 400 includes 2 elastic fastening legs 410, the elastic fastening legs 410 are arranged in parallel and connected to each other, and an insertion space 420 for inserting the first and second annular connection portions 110 and 210 is formed between the 2 elastic fastening legs 410. The elastic fastening legs 410 are made of spring stainless steel, not only have good strength, but also have recoverability, when the first annular connecting portion 110 and the second annular connecting portion 210 are inserted into the insertion space 420, acting force can be applied to the elastic fastening legs 410 to enable the elastic fastening legs to deform, so that the first annular connecting portion 110 and the second annular connecting portion 210 are assembled inside the elastic fastening legs, and after the assembly is completed, the elastic fastening legs can be firmly abutted against the first annular connecting portion 110 and the second annular connecting portion 210 through elastic action.
When the first and second pipe elements 100 and 200 are assembled in place, the first and second annular connecting portions 110 and 210 are inserted into the insertion space 420, and the 2 elastic fastening legs 410 respectively abut against the outer side surfaces of the first and second annular connecting portions 110 and 210.
In order to enhance the strength of the whole fastener 400, the fastener 400 of the present application is further provided with a reinforcement portion 430, and the reinforcement portion 430 is connected between 2 elastic fastening legs 410. In some embodiments, the reinforcement part 430 is a bent U-shaped reinforcement plate, the elastic fastening leg 410 is an arc-shaped leg with a notch at the bottom, and the reinforcement part is provided with at least 2 pieces along the circumference of the arc-shaped leg.
To ensure that the first and second annular connection portions 110, 210 can be clamped by the fastener 400 after being butted, the present application is configured such that, when set: the spacing between the 2 resilient fastening legs 410 is less than the sum of the thicknesses of the first and second annular connecting portions 110 and 210, ensuring that the 2 resilient fastening legs 410 securely clamp the first and second annular connecting portions 110 and 210 together.
In some embodiments of the present disclosure, to insert the first annular connecting portion 110 and the second annular connecting portion 210, an avoiding notch 431 for avoiding the first annular connecting portion 110 and the second annular connecting portion 210 is provided on the reinforcement portion 430.
To ensure that the arc-shaped legs can abut against the outer side surfaces of the first and second annular connecting portions 110 and 210, the diameter of the corresponding circle of the arc-shaped legs is smaller than the diameter value of the corresponding circle of the minimum contour line of the corresponding first and second annular connecting portions 110 and 210.
In the pipeline connecting structure provided by the application, when the pipeline connecting structure is installed, the first pipeline 100 is inserted into the second pipeline 200, the sealing element 300 is extruded and sealed, and then the fastener 400 is tightly clamped on the first annular connecting part 110 and the second annular connecting part 210, so that the first annular connecting part 110 and the second annular connecting part 210 are inserted into an installation space, and 2 elastic fastening legs 410 respectively abut against the outer side surfaces of the second annular connecting part and the second annular connecting part 210;
meanwhile, the end faces of the first annular connecting part 110 and the second annular connecting part 210 are attached and sealed, and the sealing element 300 is sealed and combined to realize double sealing, so that the sealing effect is good, and the water leakage is effectively avoided;
when the pipe fitting is disassembled, the fastener 400 is only required to be pulled out from the first annular connecting part 110 and the second annular connecting part 210, and then the first pipe fitting 100 is pulled out from the second pipe fitting 200, so that the disassembly is convenient and quick.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (10)
1. A pipe connection structure, comprising:
a first tubular member, said first tubular member comprising:
a first annular connecting portion;
and an annular recess provided on an outer side wall of the first pipe;
the second pipe fitting cooperates with first pipe fitting cartridge, including:
the second annular connecting part is used for jointing opposite surfaces of the second annular connecting part and the first annular connecting part when the first pipe fitting and the second pipe fitting are inserted in place;
the sealing element is arranged in the annular sunken part and is pressed on the inner side wall of the second pipe fitting to be connected with the first pipe fitting and the second pipe fitting in a sealing manner when the first pipe fitting is inserted into the second pipe fitting;
the fasteners can be clamped on the first annular connecting part and the second annular connecting part when the first pipe fitting and the second pipe fitting are inserted in place so as to fasten the first pipe fitting and the second pipe fitting.
2. The piping connection structure according to claim 1, wherein said fastening member comprises elastic fastening legs, said elastic fastening legs are provided in 2 number, arranged in parallel and connected to each other, and an insertion space for inserting said first annular connection portion and said second annular connection portion is formed between said 2 elastic fastening legs.
3. The piping connection structure according to claim 2, further comprising: a reinforcement connected between the 2 elastic fastening legs.
4. The piping connection structure according to claim 3, wherein said elastic fastening leg is an arc-shaped leg having a notch at the bottom, and said reinforcement portion is provided with at least 2 in the circumferential direction of said arc-shaped leg.
5. The pipe connection according to claim 2, wherein the spacing between 2 of said resilient fastening legs is less than the sum of the thicknesses of said first and second annular connection portions.
6. The piping connection structure according to claim 3, wherein an avoidance gap for avoiding the first annular connection portion and the second annular connection portion is provided on the reinforcement portion.
7. Pipeline connection according to claim 2, wherein, when the first and second pipe elements are fitted in place, the first and second annular connection portions are inserted into the insertion space, the 2 resilient fastening legs abutting against the outer side faces of the first and second annular connection portions, respectively.
8. The pipe connection according to claim 4, wherein the arcuate legs have a diameter that is less than the diameter of the first and second annular connection portions.
9. The pipe connection structure according to claim 3, wherein the reinforcement is a bent U-shaped reinforcing rib plate.
10. The line connection according to claim 3, wherein the sealing member is an O-ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020664816.5U CN212455867U (en) | 2020-04-27 | 2020-04-27 | Pipeline connecting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020664816.5U CN212455867U (en) | 2020-04-27 | 2020-04-27 | Pipeline connecting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212455867U true CN212455867U (en) | 2021-02-02 |
Family
ID=74468710
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020664816.5U Active CN212455867U (en) | 2020-04-27 | 2020-04-27 | Pipeline connecting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212455867U (en) |
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2020
- 2020-04-27 CN CN202020664816.5U patent/CN212455867U/en active Active
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