CN208967273U - A kind of steel pipe and its connection structure - Google Patents
A kind of steel pipe and its connection structure Download PDFInfo
- Publication number
- CN208967273U CN208967273U CN201821664263.2U CN201821664263U CN208967273U CN 208967273 U CN208967273 U CN 208967273U CN 201821664263 U CN201821664263 U CN 201821664263U CN 208967273 U CN208967273 U CN 208967273U
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- steel pipe
- annular groove
- pipe body
- connecting tube
- link block
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Abstract
The utility model discloses a kind of steel pipes, it is related to tubing technical field, it is inconvenient to solve steel pipe connection, the problem of connection is compared with consumptive material, it includes internal in hollow steel pipe body, annular groove is provided on the inside of one end of the steel pipe body, the internal diameter of the annular groove is greater than the internal diameter in the middle part of steel pipe body, internal screw thread is provided on the cell wall of the annular groove, the steel pipe body is provided with connecting tube far from extending outwardly on the inside of one end of annular groove, the outer diameter of the connecting tube and the internal diameter of annular groove are equal, and are provided with external screw thread on the outer tube wall of the connecting tube.By setting annular groove and connecting tube, connecting tube is injected in annular groove and is threadedly engaged with it, is reached two sections of steel pipe body effects of connection, is fixed without other foreign objects, connection aspect, and consumptive material is less.
Description
Technical field
The utility model relates to tubing technical fields, more specifically, it relates to a kind of steel pipe and its connection structure.
Background technique
Steel pipe, one kind having hollow section, and length is much larger than diameter or the steel of perimeter.Steel pipe is applied not only to transport Stream
Body and powdery solid, exchange thermal energy, manufacture machine components and container, it or a kind of economic steel.
Self-expanding is disclosed in the Chinese patent of Publication No. CN106245766B to rub sassafras fashioned iron pipe connecting structure and group
Dress method, the structure include: that self-expanding steel pipe hoop constraint hoop, restraint garter reserve separating tank, restraint garter prepared screw-bolt hole, from swollen
Swollen steel pipe, the vertically communicated expansion joint of self-expanding steel pipe, connected steel pipe, common steel tube with liner snap ring.
Connection needs just to be able to achieve by self-expanding steel pipe hoop constraint hoop between above-mentioned steel pipe, and general steel pipe also needs
Flange or package is wanted just to be able to achieve interconnection, this connection type needs to compare consumptive material by fixed device, need a kind of letter
Just connection type solves the above problems.
Utility model content
Problem in view of the prior art, the purpose of this utility model one is to provide a kind of steel pipe, by using annular groove
And connecting tube realizes the connection of steel pipe without foreign objects such as flanges, has the advantages that easy to connect, consumptive material is few.
To achieve the above object one, the utility model provides following technical solution:
A kind of steel pipe is in hollow steel pipe body including inside, is provided with annular groove on the inside of one end of the steel pipe body,
The internal diameter of the annular groove is greater than the internal diameter in the middle part of steel pipe body, is provided with internal screw thread, the steel on the cell wall of the annular groove
Tube body is provided with connecting tube far from extending outwardly on the inside of one end of annular groove, the outer diameter of the connecting tube and the internal diameter of annular groove
It is equal, and external screw thread is provided on the outer tube wall of the connecting tube.
By using above-mentioned technical proposal, annular groove is opened up inside steel pipe body and is arranged in the steel pipe body other end
Connection ring, two sections of steel pipe head and the tail connect, and fix device without other, compare material saving, and connecting tube injects in annular groove
It is directly threadedly engaged, structure is simple, and installation is also more convenient, and the junction after installation is due to being internal whorl connection, leakproofness
Also preferably.
Further, the both ends of the steel pipe body are provided with several link blocks, the link block along steel pipe body side
Side close to steel pipe body end body is provided with screw hole.
By using above-mentioned technical proposal, the link block of two sections of steel pipe body one end cooperates, and passes through using bolt
The corresponding screw hole of two link blocks is simultaneously fixed, and on the one hand can avoid two sections of steel pipe body thread looseness, on the other hand connects
Block plays the role of further fixing two sections of steel pipe bodies.
Further, the slot bottom of the annular groove and steel pipe body are provided with sealing ring close to one end of connecting tube.
By using above-mentioned technical proposal, the rubber washer with certain elasticity, two sections of steel pipe bodies are can be used in sealing ring
After threaded connection, using the self-lock ability of screw thread, one end of steel pipe body presses sealing ring, deforms it slightly,
One end of steel pipe body is embedded in sealing ring, reaches sealing effect.
Further, the deep equality of the length of the connecting tube and annular groove.
By using above-mentioned technical proposal, by the way that the length of connecting tube to be arranged to the deep equality with annular groove, two sections
Steel pipe body upon connection, after connecting tube perfect thread injects annular groove, will not generate gap between two sections of steel pipe bodies, mention
High leakproofness.
Further, the link block uses the thermally conductive sheet with some strength to be made.
By using above-mentioned technical proposal, when steel pipe is when conveying some fluids or solid with high temperature, in steel pipe
Temperature is hoarded the excessively high steel pipe that will lead to and is lost by high temperature erosion, and especially the junction of steel pipe body, high temperature can not only invade
Junction is lost, or even junction is caused to loosen, link block uses thermally conductive sheet, with certain heat dissipation, conductive force.
Further, the inner wall of the steel pipe body is bright annealing layer.
By using above-mentioned technical proposal, steel pipe body can corrode steel when conveying is some to have corrosive substance
The inside of tube body, by be arranged bright annealing layer, can resistance substance erosion, avoid bright annealing layer than burnishing surface also than
Smooth, when trandfer fluid, friction is small to fluid for inner wall, and transporting resistance is small, and transfer efficiency is higher.
The purpose of this utility model two is to provide a kind of connection structure of steel pipe, with easy to connect, consumptive material is few
Advantage.
To achieve the above object two, the utility model provides following technical solution:
A kind of connection structure of steel pipe, including the steel pipe body as described in above-mentioned purpose one kind, two steel pipe bodies
Connecting tube be threadedly coupled with annular groove.
By using above-mentioned technical proposal, annular groove is opened up inside steel pipe body and is arranged in the steel pipe body other end
Connection ring, two sections of steel pipe head and the tail connect, and fix device without other, compare material saving, and connecting tube injects in annular groove
It is directly threadedly engaged, structure is simple, and installation is also more convenient, and the junction after installation is due to being internal whorl connection, leakproofness
Also preferably.
Further, the link block on the outside of two steel pipe bodies mutually splices, and screw bolt passes link block carries out
It is fixed.
By using above-mentioned technical proposal, bolt passes through link block and connects two sections of steel pipe bodies, plays and further fix two
The purpose of Duan Gangguan can prevent two sections of steel pipe body thread looseness, cause to reveal, and fix two steel pipe bodies by link block,
It is fixed without foreign object, consumptive material is less.
Compared with prior art, the utility model has the beneficial effects that
(1) by setting annular groove and connecting tube, in connection, connecting tube injects annular groove and carries out two sections of steel pipe bodies
It is threadedly engaged, bolt passes through link block and two sections of steel pipe bodies are fixed, and avoids two sections of steel pipe body thread looseness, connected
It is fixed in journey without foreign object, consumptive material is less, and structure is simple, is fixed conveniently;
(2) by the way that link block is used thermally conductive sheet, it is located at the junction of two sections of steel pipe bodies, plays the thermally conductive work that radiates
With, avoid junction temperature hoard it is excessively high and to steel pipe body cause loss and steel pipe body connection loosen.
Detailed description of the invention
Fig. 1 is the overall schematic of embodiment one in the utility model;
Fig. 2 is the overall schematic of another angle of embodiment one in the utility model;
Fig. 3 is the overall schematic of embodiment two in the utility model.
Appended drawing reference: 1, steel pipe body;2, annular groove;3, connecting tube;4, link block;5, screw hole;6, sealing ring.
Specific embodiment
With reference to the accompanying drawings and examples, the utility model is described in detail.
Wherein identical components are presented with like reference characters.It should be noted that word used in the following description
Language "front", "rear", "left", "right", "up" and "down" refer to the direction in attached drawing, word " bottom surface " and " top surface ", "inner" and
"outside" refers respectively to the direction towards or away from geometric center of specific component.
Embodiment one:
As shown in Figure 1, a kind of steel pipe, is in hollow steel pipe body 1 including inside, the inner wall of steel pipe body 1 is set as light
Bright annealed layer, coefficient of friction is less than polishing layer, and when trandfer fluid, frictional resistance is smaller, improves transfer efficiency.
As illustrated in fig. 1 and 2, annular groove 2 is provided on the inside of one end of steel pipe body 1, the internal diameter of annular groove 2 is greater than steel pipe sheet
The internal diameter at 1 middle part of body, the outer diameter of annular groove 2, which is less than on the outer diameter and the cell wall of annular groove 2 of steel pipe body 1, is provided with internal screw thread.
Steel pipe body 1 has been wholely set connecting tube 3 far from extending outwardly on the inside of one end of annular groove 2, the outer diameter and annular groove of connecting tube 3
2 internal diameter is equal, the internal diameter of connecting tube 3 is equal with the internal diameter of steel pipe body 1 and the outer tube wall of connecting tube 3 on be provided with outer spiral shell
Line.The length of connecting tube 3 and the deep equality of annular groove 2, connecting tube 3 is injected in annular groove 2 and carries out being threadedly engaged connection,
Have the function that connect two sections of steel pipe bodies 1, it is easy to connect.
In order to improve the leakproofness of the connection of steel pipe body 1, the slot bottom and steel pipe body 1 of annular groove 2 are close to the one of connecting tube 3
End is provided with sealing ring 6.In the present embodiment, the rubber ring with certain elastic deformation ability is can be used in sealing ring 6.Connecting tube
3 with annular groove 2 when being threadedly coupled, and 3 compression seal circle 6 of connecting tube simultaneously makes it have certain deformation, and connecting tube 3 can be embedded into sealing
In circle 6, to improve the leakproofness of junction.
The both ends of two sections of 1 thread looseness of steel pipe body in order to prevent, steel pipe body 1 are uniformly arranged along 1 side of steel pipe body
There are four link block 4, link block 4 is using having the thermally conductive sheet of some strength to be made, and link block 4 is close to 1 end body of steel pipe body
Side is provided with screw hole 5.After head and the tail connect, link block 4 cooperates two sections of steel pipe bodies 1, and screw hole 5 corresponds to each other, and utilizes
Bolt and pass through screw hole 5, have the function that fix two sections of steel pipe bodies 1, avoid two sections of 1 thread looseness of steel pipe body.Link block 4
It is made of thermally conductive sheet, with certain heat dissipation, conductive force, the temperature to avoid junction hoards excessively high and corrodes steel pipe
Ontology 1.
It can be threaded connection with, be attached without foreign object by setting annular groove 2 and connecting tube 3, steel pipe body 1, consume
Material is less, by the way that link block 4 is arranged, further fixes two sections of steel pipe bodies 1, and link block 4 uses thermally conductive sheet, can avoid high temperature
Corrode steel pipe body 1.
Embodiment two:
As shown in figure 3, a kind of connection structure of steel pipe, including two steel pipe bodies 1 as described in embodiment one, wherein
The connecting tube 3 of a piece steel pipe body 1 is injected in the annular groove 2 of another steel pipe body 1 and is threadedly coupled, and by two steel
The link block 4 in 1 outside of tube body mutually splices, and the screw hole 5 of two link blocks 4 of screw bolt passes is fixed.
Cooperated by connecting tube 3 and annular groove 2, has the function that connect two sections of steel pipe bodies 1, by the way that link block 4 is arranged,
Have the function that fix two steel pipe bodies 1, two sections of steel pipe bodies 1 avoided thread looseness occur, in connection procedure without
Foreign object is fixed, and is fixed conveniently, and consumptive material is less.
It the course of work of the utility model and has the beneficial effect that:
The above is only the preferred embodiment of the utility model, and the protection scope of the utility model is not limited merely to
Above-described embodiment, technical solution belonging to the idea of the present invention belong to the protection scope of the utility model.It should refer to
Out, for those skilled in the art, it is without departing from the principle of the utility model it is several improvement and
Retouching, these improvements and modifications also should be regarded as the protection scope of the utility model.
Claims (8)
1. a kind of steel pipe is in hollow steel pipe body (1) including inside, which is characterized in that in one end of the steel pipe body (1)
Side is provided with annular groove (2), and the internal diameter of the annular groove (2) is greater than the internal diameter in the middle part of steel pipe body (1), the annular groove (2)
Cell wall on be provided with internal screw thread, the steel pipe body (1) is provided with connection far from extending outwardly on the inside of the one end of annular groove (2)
It manages (3), the outer diameter of the connecting tube (3) is equal with the internal diameter of annular groove (2), and is arranged on the outer tube wall of the connecting tube (3)
There is external screw thread.
2. steel pipe according to claim 1, which is characterized in that the both ends of the steel pipe body (1) are along steel pipe body (1) week
Side is provided with several link blocks (4), and the link block (4) is provided with screw hole (5) close to the side of steel pipe body (1) end body.
3. steel pipe according to claim 1, which is characterized in that the slot bottom and steel pipe body (1) of the annular groove (2) are close
One end of connecting tube (3) is provided with sealing ring (6).
4. steel pipe according to claim 1, which is characterized in that the length of the connecting tube (3) and the depth of annular groove (2)
It is equal.
5. steel pipe according to claim 2, which is characterized in that the link block (4) is using thermally conductive with some strength
Piece is made.
6. steel pipe according to claim 1, which is characterized in that the inner wall of the steel pipe body (1) is bright annealing layer.
7. a kind of connection structure of steel pipe, which is characterized in that including the steel pipe body as described in any one of claim 1-6
(1), the connecting tube (3) of two steel pipe bodies (1) is threadedly coupled with annular groove (2).
8. the connection structure of steel pipe according to claim 7, which is characterized in that on the outside of two steel pipe bodies (1)
Link block (4) mutually splices, and screw bolt passes link block (4) is fixed.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821664263.2U CN208967273U (en) | 2018-10-12 | 2018-10-12 | A kind of steel pipe and its connection structure |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821664263.2U CN208967273U (en) | 2018-10-12 | 2018-10-12 | A kind of steel pipe and its connection structure |
Publications (1)
Publication Number | Publication Date |
---|---|
CN208967273U true CN208967273U (en) | 2019-06-11 |
Family
ID=66758611
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201821664263.2U Active CN208967273U (en) | 2018-10-12 | 2018-10-12 | A kind of steel pipe and its connection structure |
Country Status (1)
Country | Link |
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CN (1) | CN208967273U (en) |
-
2018
- 2018-10-12 CN CN201821664263.2U patent/CN208967273U/en active Active
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