CN208840743U - A kind of tunneltron canopy socket welding type attachment device - Google Patents
A kind of tunneltron canopy socket welding type attachment device Download PDFInfo
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- CN208840743U CN208840743U CN201821318743.3U CN201821318743U CN208840743U CN 208840743 U CN208840743 U CN 208840743U CN 201821318743 U CN201821318743 U CN 201821318743U CN 208840743 U CN208840743 U CN 208840743U
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- pipe
- main pipe
- welding
- interpolation
- attachment device
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Abstract
This is practical insufficient in order to solve pipe shed support strength of joint, processing is complicated, the technical problems such as difficult to install devise a kind of tunneltron canopy socket welding type attachment device, including the welding position between main pipe and main pipe, it is connected between two the first main pipes and the second main pipe being disposed adjacent by weld part, weld part includes interpolation pipe and weld metal zone, the outer diameter of interpolation pipe is less than or equal to the internal diameter of main pipe, weld metal zone is provided between first main pipe and the second main pipe, field fabrication is convenient, it is at low cost, construction efficiency is high, due to using interpolation pipe device, steel pipe spreading can be oriented to naturally substantially, facilitate construction, since such connector does not increase connector caliber, reduce the built-in pipe construction difficulty in hole, improve pipe roof construction quality, to promote the underground engineering constructions such as tunnel safe, since strength of joint improves, change traditional handicraft in joint to material With the requirement of section arrangement quantitative proportion, reduces tubing and cut out a degree of loss when pipe, promote energy conservation and environmental protection.
Description
Technical field
The utility model relates to tunnels and other underground engineering Weak Surrounding Rock Construction design fields, more particularly to one kind
Tunneltron canopy socket welding type attachment device.
Background technique
Pipe shed support is a kind of when being tunnel and other underground engineering Weak Surrounding Rock Constructions, and commonly effectively advance support is auxiliary
Working measure is helped, design caliber is usually in 100mm or so, since lead pipe-shed support design length is often greater than primary steel in the market
Pipe pipe length is generally connected lead pipe-shed support steel pipe spreading using threaded ferrule in engineering construction at present field.Connector
Screw thread usually needs the high processing of external plant special equipment, required precision, construction cost height, screw thread to need safekeeping and strength of joint
The unfavorable factors such as decrease, when pipe boron steel pipe uses screwed connection, due also to construction feature requires caliber at connector screw thread big
It causes to hinder and increase difficulty when certain pore size drills interior tubulature in pipe boron steel pipe outside diameter.
Utility model content
The utility model devises a kind of tunneltron canopy socket welding type attachment device, including mother to solve the above technical problem
Welding position between pipe and main pipe passes through weld part connection, institute between two the first main pipes and the second main pipe being disposed adjacent
Stating weld part includes interpolation pipe and weld metal zone, and the outer diameter of the interpolation pipe is less than or equal to the internal diameter of the main pipe, and described the
The weld metal zone is provided between one main pipe and second main pipe.
First main pipe and second main pipe that two herein are disposed adjacent as a result, are that the end of two main pipes is in
Angle is adjacent, and is connected in main pipe by the interpolation pipe sleeve and form the weld part, to realize that pipe canopy socket welding type connects
It connects.
As the preferred of the utility model, first main pipe and second main pipe opposite end are provided with welding hole, described
Welding hole circumference is arranged in the main pipe.
The end of first main pipe and second main pipe offers the welding hole, and the length of the welding hole as a result,
It spends identical with positional relationship.
As the preferred of the utility model, first main pipe and the second main pipe caliber are identical as wall thickness.
As a result, the length of the main pipe with 300mm ~ 500mm be it is excellent, the main pipe of identical caliber and length it is easy to produce and
Reduce production cost.
As the preferred of the utility model, the length of the interpolation pipe is greater than or equal to the welding hole length and the weld seam
The sum of section length.
As a result, the interpolation pipe becomes the interior lining panel that first main pipe is connected with second main pipe, and energy
It enough include the weld metal zone and all welding holes, thus by first main pipe and second main pipe by welding together
It connects and realizes connection on the interpolation pipe.
As the preferred of the utility model, the welding hole circumference is arranged in formation welding hole ring, the welding hole in the main pipe
Ring includes at least three welding holes, includes at least two welding hole rings in each main pipe.
The welding hole is preferably circular hole as a result, and aperture is optimal in 15mm ~ 20mm, and with quincuncial arrangement be it is excellent, by pre-
Circular hole is stayed to realize that the point round shape of main pipe and interpolation pipe reinforces welding, and the full all circular holes of welding requirements welding, with reinforced pipe roc
The intensity of coupling, this is most effective connection type.
As the preferred of the utility model, the welding hole length in first main pipe is equal in second main pipe
The welding hole length.
As a result, in the case where not changing the main pipe outer diameter, the bonding strength and rigidity of connector are enhanced.
As the preferred of the utility model, the welding hole is through-hole.
As the preferred of the utility model, the wall thickness of the interpolation pipe is less than or equal to the wall thickness of the main pipe, described interior
Intubation is in 0 ° ~ 360 ° of angle along its radial centre lines, is provided with ring-shaped stirrup, the circumferential band on the interpolation inside pipe wall
Width between muscle is greater than or equal to the width of the welding hole ring.
As a result, in welding, the ring-shaped stirrup is shifted to install with the welding ring, after welding since high temperature to weld
The interpolation pipe part thermal expansion of hole corresponding position forms an annular thermal expansion ring, and the presence of the ring-shaped stirrup is capable of providing
The resistance of thermal expansion improves the intensity of interpolation pipe, and around ring-shaped stirrup to prevent the drastic deformation of entire interpolation pipe
It forms stress to concentrate, so that the deformation of part occurs, interpolation pipe, which extends to the outside, preferably withstands the main pipe, so that main pipe
Between connection it is more secured.
The utility model has the following beneficial effects:
The utility model applicability is very strong, there is very big development prospect, compared with prior art, a kind of tunnel of the utility model
Deferent canopy socket welding type attachment device and its method have it is following preferably,
1, field fabrication is convenient, at low cost, and construction efficiency is high；
2, due to using interpolation pipe device, steel pipe spreading can be oriented to naturally substantially, facilitate construction；
3, since such connector does not increase connector caliber, the built-in pipe construction difficulty in hole is reduced, improves pipe roof construction quality, from
And promote the underground engineering constructions such as tunnel safe；
4, since strength of joint improves, change traditional handicraft and material is wanted with section arrangement quantitative proportion in joint
It asks, reduces tubing and cut out a degree of loss when pipe, promote energy conservation and environmental protection.
Below by drawings and examples, the technical solution of the utility model is described in further detail.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the cross-sectional view of the utility model；
Fig. 3 is the sectional view of the utility model main pipe；
In figure, the first main pipe of 1-；The second main pipe of 2-；3- weld part；4- welding hole；31- interpolation pipe；The weld metal zone 32-.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
As shown in Figure 1, a kind of tunneltron canopy socket welding type attachment device, including the welding position between main pipe and main pipe, two
Connected between a the first main pipe 1 and the second main pipe 2 being disposed adjacent by weld part 3, the weld part 3 include interpolation pipe 31 with
And weld metal zone 32, the outer diameter of the interpolation pipe 31 are less than or equal to the internal diameter of the main pipe, first main pipe 1 and described second
The weld metal zone 32 is provided between main pipe 2, first main pipe 1 and second main pipe 2 that two herein are disposed adjacent
It is angled adjacent for the end of two main pipes, and connected in main pipe by 31 sleeve of interpolation pipe and form the weld part 3,
To realize that pipe canopy socket welding type connects.
As shown in Figure 1,2 and 3, in the present embodiment, first main pipe 1 is provided with weldering with 2 opposite end of the second main pipe
Hole 4,4 circumference of welding hole are arranged in the main pipe, and the end of first main pipe 1 and second main pipe 2 opens up
State welding hole 4, and the length of the welding hole 4 is identical with positional relationship, first main pipe 1 and 2 caliber of the second main pipe with
Wall thickness is identical, the length of the main pipe with 300mm ~ 500mm be it is excellent, the main pipe of identical caliber and length is easy to produce and reduces
The length of production cost, the interpolation pipe 31 is greater than or equal to the sum of 4 length of welding hole and 32 length of weld metal zone, so that
The interpolation pipe 31 becomes the interior lining panel that first main pipe 1 and second main pipe 2 connect, and can include the weld seam
Area 32 and all welding holes 4, so that first main pipe 1 and second main pipe 2 is described by being welded on together
Connection is realized on interpolation pipe 31,4 circumference of welding hole is arranged in formation welding hole ring, the welding hole ring in the main pipe and includes at least
Three welding holes 4 include at least two welding hole rings in each main pipe, and the welding hole 4 is preferably circular hole, and aperture exists
15mm ~ 20mm is optimal, and with quincuncial arrangement be it is excellent, pass through reserved circular hole and realize that the point round shape of main pipe and interpolation pipe reinforces weldering
It connects, and the full all circular holes of welding requirements welding, with the intensity of reinforced pipe roc coupling, this is most effective connection type,
The wall thickness of the interpolation pipe 31 be less than or equal to the main pipe wall thickness, the interpolation pipe 31 along its radial centre lines in 0 ° ~
360 ° of angle is provided with ring-shaped stirrup on 31 inner wall of interpolation pipe, and the width between the ring-shaped stirrup is greater than or equal to
The width of the welding hole ring, in welding, the ring-shaped stirrup is shifted to install with the welding ring, substantially at joint both ends etc.
Divide and place, and pipe boron steel pipe fitting is made to vacate appropriately distance, reserve weld width, carries out pipe week range and melt welding entirely entirely
Melt-through weld intensity has been essentially identical to base material, and interpolation pipe plays the role of weld liner plate, and in interior intubation length range
The interior circular hole along main pipe pipe week setting certain diameter, the interior setting of a circumference is several, and several weeks can be set, and circular hole uses building site platform
Processing is bored, aperture is excellent with 15 ~ 20mm, and is arranged as with blossom type excellent, passes through the point that reserved circular hole realizes main pipe and interpolation pipe
Round shape is reinforced being welded to connect, and full circular hole is welded in welding requirements, with the intensity of reinforced pipe boron steel pipe fitting.
In the present embodiment, 4 length of the welding hole in first main pipe 1 is equal to the weldering in second main pipe 2
4 length of hole enhances the bonding strength and rigidity of connector, the welding hole 4 is logical in the case where not changing the main pipe outer diameter
Hole.
Piecing devices sequence of construction first drills main pipe end according to scheme building-site, and interpolation pipe half is inserted in rear end
In main pipe, it is fixed temporarily by the way that the welding realization of random butt welding hole is single-ended, when so that other end main pipe being inserted in, sleeve position does not occur
Change, then other end main pipe is inserted in interpolation pipe, has stayed weld seam sector width, weld metal zone is welded, finally completed both ends institute
There is welding hole welding.
Embodiment described above is only that preferred embodiments of the present invention are described, not practical new to this
The conception and scope of type is defined.Without departing from the design concept of the present utility model, ordinary people in the field is to this
The all variations and modifications that the technical solution of utility model is made, should fall within the protection scope of the present utility model, this is practical
Novel claimed technology contents, are all described in the claims.
Claims (8)
1. a kind of tunneltron canopy socket welding type attachment device, including the welding position between main pipe and main pipe, it is characterised in that: two
It is connected between the first main pipe (1) being disposed adjacent and the second main pipe (2) by weld part (3), the weld part (3) includes interpolation
It manages (31) and weld metal zone (32), the outer diameter of the interpolation pipe (31) is less than or equal to the internal diameter of the main pipe, and described first is female
The weld metal zone (32) are provided between pipe (1) and second main pipe (2).
2. a kind of tunneltron canopy socket welding type attachment device according to claim 1, it is characterised in that: first main pipe
(1) it is provided with welding hole (4) with the second main pipe (2) opposite end, welding hole (4) circumference is arranged in the main pipe.
3. a kind of tunneltron canopy socket welding type attachment device according to claim 1, it is characterised in that: first main pipe
(1) and second main pipe (2) caliber is identical as wall thickness.
4. a kind of tunneltron canopy socket welding type attachment device according to claim 2, it is characterised in that: the interpolation pipe (31)
Length be greater than or equal to the sum of the welding hole (4) length and the weld metal zone (32) length.
5. a kind of tunneltron canopy socket welding type attachment device according to claim 2, it is characterised in that: welding hole (4) circle
It is arranged in the main pipe formation welding hole ring week, the welding hole ring includes at least three welding holes (4), in each main pipe
Including at least two welding hole rings.
6. a kind of tunneltron canopy socket welding type attachment device according to claim 2, it is characterised in that: first main pipe
(1) welding hole (4) length on is equal to the welding hole (4) length on second main pipe (2).
7. a kind of tunneltron canopy socket welding type attachment device according to claim 2, it is characterised in that: the welding hole (4) is
Through-hole.
8. a kind of tunneltron canopy socket welding type attachment device according to claim 5, it is characterised in that: the interpolation pipe (31)
Wall thickness be less than or equal to the wall thickness of the main pipe, the interpolation pipe (31) is in 0 ° ~ 360 ° of angle along its radial centre lines,
It is provided with ring-shaped stirrup on interpolation pipe (31) inner wall, the width between the ring-shaped stirrup is greater than or equal to the welding hole ring
Width.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821318743.3U CN208840743U (en) | 2018-08-16 | 2018-08-16 | A kind of tunneltron canopy socket welding type attachment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821318743.3U CN208840743U (en) | 2018-08-16 | 2018-08-16 | A kind of tunneltron canopy socket welding type attachment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208840743U true CN208840743U (en) | 2019-05-10 |
Family
ID=66355872
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821318743.3U Active CN208840743U (en) | 2018-08-16 | 2018-08-16 | A kind of tunneltron canopy socket welding type attachment device |
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| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108890168A (en) * | 2018-08-16 | 2018-11-27 | 中铁十六局集团第三工程有限公司 | A kind of tunneltron canopy socket welding type attachment device and its method |
-
2018
- 2018-08-16 CN CN201821318743.3U patent/CN208840743U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108890168A (en) * | 2018-08-16 | 2018-11-27 | 中铁十六局集团第三工程有限公司 | A kind of tunneltron canopy socket welding type attachment device and its method |
| CN108890168B (en) * | 2018-08-16 | 2024-02-13 | 中铁十六局集团第三工程有限公司 | Tunnel pipe shed plug-in welding type connecting device and method thereof |
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