CN105465121B - The hollow pipe connecting structure of compression joint type and the hollow Pipe joining method of compression joint type - Google Patents
The hollow pipe connecting structure of compression joint type and the hollow Pipe joining method of compression joint type Download PDFInfo
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- CN105465121B CN105465121B CN201510951484.2A CN201510951484A CN105465121B CN 105465121 B CN105465121 B CN 105465121B CN 201510951484 A CN201510951484 A CN 201510951484A CN 105465121 B CN105465121 B CN 105465121B
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- hollow pipe
- pressure welding
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- convex
- concave
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- 230000006835 compression Effects 0.000 title claims abstract description 33
- 238000007906 compression Methods 0.000 title claims abstract description 33
- 238000000034 method Methods 0.000 title claims abstract description 17
- 238000003466 welding Methods 0.000 claims abstract description 120
- 238000007789 sealing Methods 0.000 claims abstract description 56
- 230000007246 mechanism Effects 0.000 claims abstract description 20
- 230000015572 biosynthetic process Effects 0.000 claims description 13
- 230000000903 blocking effect Effects 0.000 claims description 6
- 210000000080 chela (arthropods) Anatomy 0.000 claims description 5
- 238000002788 crimping Methods 0.000 claims description 4
- 238000010276 construction Methods 0.000 abstract description 2
- 230000002787 reinforcement Effects 0.000 description 3
- 230000000630 rising effect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- BGOFCVIGEYGEOF-UJPOAAIJSA-N helicin Chemical compound O[C@@H]1[C@@H](O)[C@H](O)[C@@H](CO)O[C@H]1OC1=CC=CC=C1C=O BGOFCVIGEYGEOF-UJPOAAIJSA-N 0.000 description 2
- 238000003032 molecular docking Methods 0.000 description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 239000000565 sealant Substances 0.000 description 2
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 229920001992 poloxamer 407 Polymers 0.000 description 1
- -1 polytetrafluoroethylene Polymers 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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- 239000013589 supplement Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B7/00—Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections
- F16B7/18—Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections using screw-thread elements
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Revetment (AREA)
- Pressure Vessels And Lids Thereof (AREA)
Abstract
The invention belongs to technical field of buildings, it is related to a kind of hollow pipe connecting structure of compression joint type and the hollow Pipe joining method of compression joint type.Including at least one hollow pipe and one can allow hollow pipe insert pressure welding case, it is characterized in that, described pressure welding case inwall concave-convex surface structure, end outer wall concave-convex surface structure that described hollow pipe is inserted into the pressure welding case and end has sealing mechanism, when hollow pipe is inserted into pressure welding case and pressure welding case shrinks deformation under external force, pressure welding case inwall can form concavo-convex be engaged by clamping so that pressure welding case is fixedly connected with hollow pipe with hollow pipe outer wall, described sealing mechanism at least has two sealing surfaces and two sealing surfaces are tightly connected with pressure welding case and hollow pipe respectively.The present invention is simple in construction, easy to connect, firmly.
Description
Technical field
The invention belongs to technical field of buildings, it is related to a kind of hollow pipe connecting structure of compression joint type and the connection of compression joint type hollow pipe
Method.
Background technology
The applicant pushes up pile extension and prefabricated component [Authorization Notice No. in the patent applied before under spiral shell:
CN100348803C] in, it is made up of rise drawing nut, top pull nut and the pile tube longitudinal reinforcement positioned at pile tube two ends, wherein, drawing of rising
Nut and top pull nut are female thread structure, and the internal thread is hales screw thread, and Mao Di centers are provided with reinforced hole, the week of reinforced hole
Side is reinforcing bar end upset chuck, and the two ends upsetting of pile tube longitudinal reinforcement is connected in chuck into heading.The pile for prestressed pipe pile extension by
Drawing nut, top pull nut, combination sleeve, intermediate sleeve and the connecting rod of rising are constituted, wherein, rise and draw nut and top pull nut to be internal thread
Structure, the internal thread is hales screw thread, and Mao Di centers are provided with reinforced hole, and the periphery of reinforced hole is reinforcing bar end upset chuck, pile tube
The two ends upsetting of longitudinal reinforcement is connected in chuck into heading;Connecting rod one end is dentalation, and the other end is external thread structure;Two
Piece or multi-disc combination sleeve be located at top pull nut in, it is described combination sleeve on the inside of in dentalation and with the dentation knot in connecting rod
Structure matches;Intermediate sleeve is external thread structure, is screwed in top pull nut and positioned at two panels or multi-disc combination sleeve top;Docking
When, connecting rod one end draws the screw thread of nut to spin with rising, and the other end combines sleeve with the two panels or multi-disc in top pull nut and formed
Clamping.
Such scheme can realize the connection between two objects, but structure slightly complicated, and operating process is relatively cumbersome.
The content of the invention
Regarding the issue above, the present invention provides a kind of hollow pipe connecting structure of the compression joint type being easily attached.
It is a further object of the present invention to provide a kind of hollow Pipe joining method of easy to operate compression joint type.
To reach above-mentioned purpose, present invention employs following technical proposal:A kind of hollow pipe connecting structure of compression joint type, including
At least one hollow pipe and one can allow the pressure welding case that hollow pipe is inserted, it is characterised in that described pressure welding case inwall is in bumps
Shape structure, end outer wall concave-convex surface structure that described hollow pipe is inserted into the pressure welding case and end has sealing mechanism,
Pressure welding case inwall energy and hollow pipe when hollow pipe is inserted into pressure welding case and pressure welding case shrinks deformation under external force
Outer wall forms concavo-convex clamping engagement so that pressure welding case is fixedly connected with hollow pipe, and described sealing mechanism is at least close with two
Front cover and two sealing surfaces are tightly connected with pressure welding case and hollow pipe respectively.
In the above-mentioned hollow pipe connecting structure of compression joint type, described sealing mechanism includes the sealing being set on hollow pipe
Set, when hollow pipe and pressure welding case clamping engagement, described sealing shroud outer wall coordinates with the formation sealing of pressure welding case inwall.
In the above-mentioned hollow pipe connecting structure of compression joint type, the top of described hollow pipe has snap ring, and snap ring can be to close
Big envelope formation backstop is so as to prevent sealing shroud from departing from hollow tube end, and described pressure welding case inside, which has, can house the card of the snap ring
Ring accommodating cavity, when pressure welding case shrinks deformation, the end of described snap ring accommodating cavity can form the chuck for blocking snap ring.
In the above-mentioned hollow pipe connecting structure of compression joint type, the concave/convex-shaped structure of described pressure welding case inwall is in for several
The groove of ring-type, the concave/convex-shaped structure of described hollow tube end outer wall is several bulge loops annular in shape, when pressure welding case shrinks
During deformation, described groove and the position of bulge loop are corresponded;Or the concave/convex-shaped structure of described pressure welding case inwall be with
Spiral helicine groove, the concave/convex-shaped structure of described hollow tube end outer wall is spiral bulge loop, described groove with
The position of bulge loop is corresponding;Or the concave/convex-shaped structure of described pressure welding case inwall is several to the recessed of pressure welding case inner wall depression
Hole, the concave/convex-shaped structure of described hollow tube end outer wall protrudes the projection of hollow pipe outer walls for several, when pressure welding case shrinks
During deformation, described shrinkage pool and the position of projection are corresponded.
In the above-mentioned hollow pipe connecting structure of compression joint type, described hollow pipe has two and can be inserted respectively into pressure welding case
It is interior.
A kind of hollow Pipe joining method of compression joint type, outer wall is had concave/convex-shaped structure hollow pipe end sleeve on sealer
Inwall is inserted into after structure to be had in the pressure welding case of concave/convex-shaped structure, pressure welding case is shunk deformation with pressure clamp pincers pressure pressure welding case
So that the mutual clamping of concave/convex-shaped structure on concave/convex-shaped structure and hollow pipe on pressure welding case forms a fixed connection, and make sealing
Mechanism is tightly connected to circumferential formed of hollow pipe and pressure welding case.
In the above-mentioned hollow Pipe joining method of compression joint type, described sealing mechanism includes the sealing being set on hollow pipe
Set, when hollow pipe and pressure welding case clamping engagement, described sealing shroud outer wall coordinates with the formation sealing of pressure welding case inwall.
In the above-mentioned hollow Pipe joining method of compression joint type, the top of described hollow pipe has snap ring, and snap ring can be to close
Big envelope formation backstop is so as to prevent sealing shroud from departing from hollow tube end, and described pressure welding case inside, which has, can house the card of the snap ring
Ring accommodating cavity, when pressure welding case shrinks deformation, the end of described snap ring accommodating cavity can form the chuck for blocking snap ring.
In the above-mentioned hollow Pipe joining method of compression joint type, the concave/convex-shaped structure of described pressure welding case inwall is in for several
The groove of ring-type, the concave/convex-shaped structure of described hollow tube end outer wall is several bulge loops annular in shape, when pressure welding case shrinks
During deformation, described groove and the position of bulge loop are corresponded;Or the concave/convex-shaped structure of described pressure welding case inwall be with
Spiral helicine groove, the concave/convex-shaped structure of described hollow tube end outer wall is spiral bulge loop, described groove with
The position of bulge loop is corresponding;Or the concave/convex-shaped structure of described pressure welding case inwall is several to the recessed of pressure welding case inner wall depression
Hole, the concave/convex-shaped structure of described hollow tube end outer wall protrudes the projection of hollow pipe outer walls for several, when pressure welding case shrinks
During deformation, described shrinkage pool and the position of projection are corresponded.
In the above-mentioned hollow Pipe joining method of compression joint type, described hollow pipe has two and can be inserted respectively into pressure welding case
Interior, when pressure welding case shrinks deformation, two hollow pipes can form being fixedly connected for concavo-convex clamping engagement with pressure welding case respectively.
Compared with prior art, the advantage of the invention is that:It is simple in construction, it is easy to connect, firmly.
Brief description of the drawings
Fig. 1 is the structural representation that the present invention is provided;
Fig. 2 is another structural representation that the present invention is provided;
Fig. 3 is the structural representation after pressure welding case deformation;
Fig. 4 is another structural representation after pressure welding case deformation.
Embodiment
The present invention will be further described in detail with reference to the accompanying drawings and detailed description.
Embodiment 1
As shown in figure 1, a kind of hollow pipe connecting structure of compression joint type, including at least one hollow pipe 1 and one can allow hollow
The pressure welding case 2 that pipe 1 is inserted, the described inwall concave-convex surface structure of pressure welding case 2, described hollow pipe 1 is inserted into pressure welding case 2
The end outer wall concave-convex surface structure and end has sealing mechanism 3, when hollow pipe 1 is inserted into pressure welding case 2 and pressure welding case 2 exists
The inwall of pressure welding case 2 can form concavo-convex be engaged by clamping so that crimping with the outer wall of hollow pipe 1 when shrinking deformation under external force effect
Set 2 is fixedly connected with hollow pipe 1, and described sealing mechanism 3 at least has two sealing surfaces and two sealing surfaces are respectively with crimping
Set 2 and hollow pipe 1 are tightly connected, and pressure welding case 2 can also be connected through a screw thread other bars, so as to realize bar and hollow pipe
Connection between 1, during with threaded connection, can coat fluid sealant at screw thread.Preferably, as shown in Fig. 2 hollow pipe 1 has two
And can be inserted respectively into pressure welding case 2, so as to realize the docking between two hollow pipes 1.
Sealing mechanism 3 can apply the Pluronic F-127 resin being located on hollow pipe 1 or other fluid sealants or rubber system
Into O-ring.It will be appreciated by those skilled in the art that the outer end diameter of hollow pipe 1 should be less than the internal diameter of pressure welding case 2, so that
Hollow pipe 1 is inserted into pressure welding case 2, the connection of pressure welding case 2 and hollow pipe 1 be the deformation by pressure welding case 2 so that
Pressure welding case 2 forms being fixedly connected for concavo-convex clamping with hollow pipe 1.It should also be appreciated by one skilled in the art that hollow pipe 1 can be
The materials such as metal, plastics, carbon fiber.
In the present embodiment, with reference to shown in Fig. 3 and Fig. 4, sealing mechanism 3 includes the sealing shroud 4 being set on hollow pipe 1,
Sealing shroud 4 can be made of rubber or polytetrafluoroethylene (PTFE), when hollow pipe 1 and the clamping engagement of pressure welding case 2, described sealing shroud 4
Outer wall coordinates with the formation sealing of the inwall of pressure welding case 2.
The top of hollow pipe 1 has snap ring 5, and snap ring 5 is preferably annular in shape, and snap ring 5 can be to the formation backstop of sealing shroud 4 so as to anti-
Only sealing shroud 4 departs from the end of hollow pipe 1, and the described inside of pressure welding case 2, which has, can house the snap ring accommodating cavity 6 of the snap ring 5, work as pressure
When female connector 2 shrinks deformation, the end of described snap ring accommodating cavity 6 can form the chuck 7 for blocking snap ring 5.
The concave/convex-shaped structure of the inwall of pressure welding case 2 is several grooves 8 annular in shape, the described end outer wall of hollow pipe 1
Concave/convex-shaped structure is several bulge loops 9 annular in shape, when pressure welding case 2 shrinks deformation, described groove 8 and the position of bulge loop 9
Correspond;Or the concave/convex-shaped structure of the described inwall of pressure welding case 2 is with spiral groove, the described end of hollow pipe 1
The concave/convex-shaped structure of portion's outer wall is spiral bulge loop, and described groove is corresponding with the position of bulge loop;Or described pressure
The concave/convex-shaped structure of the inwall of female connector 2 is several shrinkage pools to the inner wall depression of pressure welding case 2, the described end outer wall of hollow pipe 1
Concave/convex-shaped structure protrudes the projection of the outer walls of hollow pipe 1 for several, when pressure welding case 2 shrinks deformation, described shrinkage pool and projection
Position correspond.
Embodiment 2
The structure of the present embodiment is substantially the same manner as Example 1, and difference is that there is provided a kind of compression joint type hollow pipe company
Connect method, outer wall is had concave/convex-shaped structure hollow pipe 1 end sleeve on be inserted into after sealing mechanism 3 inwall have it is concavo-convex
In the pressure welding case 2 of structure, clamping pressure pressure welding case 2 with pressure clamp makes pressure welding case 2 shrink deformation so that bumps on pressure welding case 2
Shape structure forms a fixed connection with the mutual clamping of concave/convex-shaped structure on hollow pipe 1, and makes sealing mechanism 3 to hollow pipe 1 and pressure
Circumferential formed of female connector 2 is tightly connected.
Sealing mechanism 3 includes the sealing shroud 4 being set on hollow pipe 1, when hollow pipe 1 and the clamping engagement of pressure welding case 2, institute
The outer wall of sealing shroud 4 stated coordinates with the formation sealing of the inwall of pressure welding case 2.
The top of hollow pipe 1 has snap ring 5, and snap ring 5 can prevent sealing shroud 4 from departing from sky the formation backstop of sealing shroud 4
The end of heart pipe 1, the described inside of pressure welding case 2, which has, can house the snap ring accommodating cavity 6 of the snap ring 5, when pressure welding case 2 shrinks shape
During change, the end of described snap ring accommodating cavity 6 can form the chuck 7 for blocking snap ring 5.
The concave/convex-shaped structure of the inwall of pressure welding case 2 is several grooves 8 annular in shape, the described end outer wall of hollow pipe 1
Concave/convex-shaped structure is several bulge loops 9 annular in shape, when pressure welding case 2 shrinks deformation, described groove 8 and the position of bulge loop 9
Correspond;Or the concave/convex-shaped structure of the described inwall of pressure welding case 2 is with spiral groove, the described end of hollow pipe 1
The concave/convex-shaped structure of portion's outer wall is spiral bulge loop, and described groove is corresponding with the position of bulge loop;Described crimping
The concave/convex-shaped structure for covering 2 inwalls is several shrinkage pools to the inner wall depression of pressure welding case 2, the described end outer wall of hollow pipe 1 it is recessed
Convex architecture for several protrusion outer walls of hollow pipe 1 projection, when pressure welding case 2 shrinks deformation, described shrinkage pool and projection
Position is corresponded, and projection and shrinkage pool can be variously-shaped, such as segment-shaped, polygon projection or shrinkage pool, the projection of strip or
Shrinkage pool etc..
Hollow pipe 1 is by two and can be inserted respectively into pressure welding case 2, when pressure welding case 2 shrinks deformation, two hollow pipes 1
Being fixedly connected for concavo-convex clamping engagement can be formed with pressure welding case 2 respectively.
It should also be appreciated by one skilled in the art that the cross section of pressure welding case 2 can be variously-shaped, pressure clamp should be with pressure
The outer wall of female connector 2, which matches, to be advisable, and mechanical compression pincers or hydraulic pressure pincers etc. may be selected in pressure clamp, can also select what is commonly used
Other pincers pressure equipment.
It should also be appreciated by one skilled in the art that when two hollow pipes 1 are separately fixed on two different objects, leading to
The connection to two hollow pipes 1 is crossed, two objects can be made to realize quick, firm connection, object can be prefabricated components, such as
Prefabricated pile, track, building block, metope, floor, running water pipe etc..
Specific embodiment described herein is only to spirit explanation for example of the invention.Technology neck belonging to of the invention
The technical staff in domain can be made various modifications or supplement to described specific embodiment or be replaced using similar mode
Generation, but without departing from the spiritual of the present invention or surmount scope defined in appended claims.
Claims (10)
1. a kind of hollow pipe connecting structure of compression joint type, including at least one hollow pipe (1) and one can allow what hollow pipe (1) was inserted
Pressure welding case (2), it is characterised in that described pressure welding case (2) inwall concave-convex surface structure, described hollow pipe (1) is inserted into pressure
End outer wall concave-convex surface structure in female connector (2) and the end has sealing mechanism (3), when hollow pipe (1) is inserted into crimping
In set (2) and pressure welding case (2) pressure welding case (2) inwall can be with hollow pipe (1) outer wall shape when shrinking deformation under external force
It is engaged by clamping into bumps so that pressure welding case (2) is fixedly connected with hollow pipe (1), described sealing mechanism (3) at least has two
Individual sealing surface and two sealing surfaces are tightly connected with pressure welding case (2) and hollow pipe (1) respectively.
2. the hollow pipe connecting structure of compression joint type according to claim 1, it is characterised in that described sealing mechanism (3) bag
The sealing shroud (4) being set on hollow pipe (1) is included, when hollow pipe (1) and pressure welding case (2) clamping engagement, described sealing shroud
(4) outer wall coordinates with the formation sealing of pressure welding case (2) inwall.
3. the hollow pipe connecting structure of compression joint type according to claim 2, it is characterised in that the top of described hollow pipe (1)
End has snap ring (5), and snap ring (5) can prevent sealing shroud (4) disengaging hollow pipe (1) end to sealing shroud (4) formation backstop,
The snap ring accommodating cavity (6) of the snap ring (5) can be housed by having inside described pressure welding case (2), when pressure welding case (2) shrinks deformation
When, the end of described snap ring accommodating cavity (6) can form the chuck (7) for blocking snap ring (5).
4. the hollow pipe connecting structure of compression joint type according to claim 1 or 2 or 3, it is characterised in that described pressure welding case
(2) concave/convex-shaped structure of inwall is several grooves (8) annular in shape, the concavo-convex knot of described hollow pipe (1) end outer wall
Structure is several bulge loops (9) annular in shape, when pressure welding case (2) shrinks deformation, described groove (8) and the position of bulge loop (9)
Correspond;Or the concave/convex-shaped structure of described pressure welding case (2) inwall is with spiral groove, described hollow pipe
(1) concave/convex-shaped structure of end outer wall is spiral bulge loop, and described groove is corresponding with the position of bulge loop;Or it is described
Pressure welding case (2) inwall concave/convex-shaped structure be several shrinkage pools to pressure welding case (2) inner wall depression, described hollow pipe (1)
The concave/convex-shaped structure of end outer wall protrudes the projection of hollow pipe (1) outer walls for several, when pressure welding case (2) shrinks deformation, institute
The shrinkage pool stated and the position of projection are corresponded.
5. the hollow pipe connecting structure of compression joint type according to claim 1 or 2 or 3, it is characterised in that described hollow pipe
(1) there are two and can be inserted respectively into pressure welding case (2).
6. a kind of hollow Pipe joining method of compression joint type, it is characterised in that outer wall is had to the end of the hollow pipe (1) of concave/convex-shaped structure
Portion, which is put, to be inserted into inwall and has in the pressure welding case (2) of concave/convex-shaped structure after sealing mechanism (3), with pressure clamp pincers pressure pressure welding case
(2) pressure welding case (2) is shunk deformation so that concave/convex-shaped structure on pressure welding case (2) with it is concavo-convex on hollow pipe (1)
The mutual clamping of structure forms a fixed connection, and sealing mechanism (3) is sealed circumferential formed of hollow pipe (1) and pressure welding case (2)
Connection.
7. the hollow Pipe joining method of compression joint type according to claim 6, it is characterised in that described sealing mechanism (3) bag
The sealing shroud (4) being set on hollow pipe (1) is included, when hollow pipe (1) and pressure welding case (2) clamping engagement, described sealing shroud
(4) outer wall coordinates with the formation sealing of pressure welding case (2) inwall.
8. the hollow Pipe joining method of compression joint type according to claim 7, it is characterised in that the top of described hollow pipe (1)
End has snap ring (5), and snap ring (5) can prevent sealing shroud (4) disengaging hollow pipe (1) end to sealing shroud (4) formation backstop,
The snap ring accommodating cavity (6) of the snap ring (5) can be housed by having inside described pressure welding case (2), when pressure welding case (2) shrinks deformation
When, the end of described snap ring accommodating cavity (6) can form the chuck (7) for blocking snap ring (5).
9. the hollow Pipe joining method of compression joint type according to claim 6 or 7 or 8, it is characterised in that described pressure welding case
(2) concave/convex-shaped structure of inwall is several grooves (8) annular in shape, the concavo-convex knot of described hollow pipe (1) end outer wall
Structure is several bulge loops (9) annular in shape, when pressure welding case (2) shrinks deformation, described groove (8) and the position of bulge loop (9)
Correspond;Or the concave/convex-shaped structure of described pressure welding case (2) inwall is with spiral groove, described hollow pipe
(1) concave/convex-shaped structure of end outer wall is spiral bulge loop, and described groove is corresponding with the position of bulge loop;Or it is described
Pressure welding case (2) inwall concave/convex-shaped structure be several shrinkage pools to pressure welding case (2) inner wall depression, described hollow pipe (1)
The concave/convex-shaped structure of end outer wall protrudes the projection of hollow pipe (1) outer walls for several, when pressure welding case (2) shrinks deformation, institute
The shrinkage pool stated and the position of projection are corresponded.
10. the hollow Pipe joining method of compression joint type according to claim 6 or 7 or 8, it is characterised in that described hollow pipe
(1) there are two and can be inserted respectively into pressure welding case (2), when pressure welding case (2) shrinks deformation, two hollow pipes (1) can be distinguished
With being fixedly connected for pressure welding case (2) the concavo-convex clamping engagement of formation.
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CN201510951484.2A CN105465121B (en) | 2015-12-17 | 2015-12-17 | The hollow pipe connecting structure of compression joint type and the hollow Pipe joining method of compression joint type |
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CN201510951484.2A CN105465121B (en) | 2015-12-17 | 2015-12-17 | The hollow pipe connecting structure of compression joint type and the hollow Pipe joining method of compression joint type |
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CN105465121B true CN105465121B (en) | 2017-08-04 |
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CN106617535A (en) * | 2017-02-20 | 2017-05-10 | 深圳市博士豪珠宝有限公司 | Jewel provided with flower head capable of being assembled and disassembled rapidly and processing method of jewel |
CN115013606A (en) * | 2022-07-11 | 2022-09-06 | 中船黄埔文冲船舶有限公司 | Water smoke sprays end pipe joint structure |
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DE29711095U1 (en) * | 1997-06-25 | 1997-08-21 | Klein Umformtechnik GmbH, 57250 Netphen | Clamping sleeve for the axial connection of two round tubular bodies abutting one another on the face |
CN201173355Y (en) * | 2006-12-31 | 2008-12-31 | 苏州工业园区斯特劳勃管接头有限公司 | Pipe adapter and sealed ring for pipe adapter |
CN201531495U (en) * | 2009-11-19 | 2010-07-21 | 广东一通钢管工业有限公司 | Tightly fixed pipe in a toggle connection and connection pipe |
CN201916311U (en) * | 2011-02-24 | 2011-08-03 | 晏振太 | Support rod connecting sleeve |
CN204805238U (en) * | 2015-05-27 | 2015-11-25 | 江阴市巨匠文化创意发展有限公司 | Body coupling assembling |
CN205331152U (en) * | 2015-12-17 | 2016-06-22 | 周兆弟 | Crimping formula hollow tube connection structure |
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