CN213038593U - Lengthening device for building construction steel pipe - Google Patents
Lengthening device for building construction steel pipe Download PDFInfo
- Publication number
- CN213038593U CN213038593U CN202021136230.8U CN202021136230U CN213038593U CN 213038593 U CN213038593 U CN 213038593U CN 202021136230 U CN202021136230 U CN 202021136230U CN 213038593 U CN213038593 U CN 213038593U
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- steel pipe
- splint
- lengthening
- annular groove
- sliding
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 74
- 239000010959 steel Substances 0.000 title claims abstract description 74
- 238000009435 building construction Methods 0.000 title claims description 11
- 238000010276 construction Methods 0.000 claims abstract description 12
- 210000001503 joint Anatomy 0.000 abstract description 8
- 230000005489 elastic deformation Effects 0.000 description 2
- 230000000670 limiting effect Effects 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model belongs to the technical field of the construction, especially, be an extension device for construction steel pipe, to in prior art when lengthening to the steel pipe, the conventional way adopts the lapped mode of steel pipe to lengthen, because the fastener atress performance that the overlap joint adopted is relatively poor, leads to the problem of a poor stability of steel pipe security of lengthening, the following scheme is proposed at present, and it is including fixed cover, the annular groove has all been seted up to the both sides of fixed cover, and movable mounting has first steel pipe and second steel pipe respectively in two annular grooves, has all seted up four fixed slots on two annular groove's the inner wall, and equal slidable mounting has the slide in four fixed slots, and the one side that four slides of lieing in the homonymy each other in eight slides all rotates the one end of installing the threaded rod. The utility model has the advantages of reasonable design, it is more stable to the butt joint of steel pipe, has avoided taking place the incident because of the steel pipe butt joint is unstable in the work progress.
Description
Technical Field
The utility model relates to a construction technical field especially relates to an extension device for construction steel pipe.
Background
With the rapid development of buildings, high-rise buildings are more and more, the floor height requirements of the buildings are higher and higher due to the increasing use functions of the buildings, and the floor height of the buildings designed by design units due to the limitation of functions is not always in accordance with the conventional design, so that steel pipes are required to be cut off or lengthened for use during building construction.
When the steel pipe is lengthened in the prior art, the steel pipe is lengthened in a conventional method by adopting a steel pipe overlapping mode, and the lengthened steel pipe has poor safety and stability due to the fact that a fastener adopted by overlapping is poor in stress performance, so that the lengthening device for the building construction steel pipe is provided for solving the problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving when lengthening the steel pipe among the prior art, conventional way is to adopt the lapped mode of steel pipe to lengthen, because the fastener atress performance that the overlap joint adopted is relatively poor, leads to the shortcoming of a steel pipe security poor stability that lengthens, and the device that lengthens that is used for building construction steel pipe that proposes.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a lengthening device for building construction steel pipes comprises a fixed sleeve, wherein annular grooves are respectively formed in two sides of the fixed sleeve, a first steel pipe and a second steel pipe are respectively and movably arranged in the two annular grooves, four fixed grooves are respectively formed in the inner walls of the two annular grooves, sliding plates are respectively and slidably arranged in the four fixed grooves, one sides, far away from each other, of the four sliding plates positioned on the same side in eight sliding plates are respectively and rotatably provided with one ends of threaded rods, the other ends of the eight threaded rods extend out of the fixed sleeve and are fixedly provided with knobs, clamping plates are respectively and fixedly arranged on one sides, close to each other, of the four sliding plates positioned on the same side in the eight sliding plates, the four clamping plates positioned on the left side and the four clamping plates positioned on the right side in the eight clamping plates are respectively and movably connected with the first steel pipe and the second, the other ends of the springs are fixedly connected to the inner wall of the corresponding annular groove.
Preferably, the sliding grooves are formed in the inner walls of the two sides of the fixing groove, and the sliding plate is connected to the two sliding grooves in a sliding mode and plays a certain limiting role in the sliding plate.
Preferably, a threaded hole is formed in one side of the fixing groove, and the threaded rod is in threaded connection with the fixing sleeve through the threaded hole, so that the threaded rod is in threaded connection with the fixing sleeve conveniently.
Preferably, the one end of dead lever is all fixedly mounted to the one side that is close to each other of four slides that lie in the homonymy in the eight slides, and the other end of dead lever all with corresponding splint fixed connection, the fixed connection splint of being convenient for.
Preferably, the bearing seats are fixedly arranged on one sides, away from each other, of the four sliding plates on the same side in the eight sliding plates, and one ends of the eight threaded rods are respectively connected with the corresponding bearing seats in a rotating mode, so that the threaded rods can be conveniently installed in a rotating mode.
Preferably, a plurality of anti-skidding teeth have all been seted up to one side that is close to each other of four splint that lie in the homonymy among the eight splint, lie in a plurality of anti-skidding teeth that are equipped with on four splint of homonymy respectively with first steel pipe and second steel pipe swing joint, avoid the fixed cover of first steel pipe and second steel pipe roll-off through a plurality of anti-skidding teeth.
In the utility model, the extension device for the steel pipe for building construction drives the eight threaded rods to rotate by rotating the eight knobs, the four threaded rods at the same side are driven to move away from each other through the threaded connection of the threaded rods with the fixed sleeves, thereby driving the four sliding plates at the same side to slide away from each other, driving the four clamping plates at the same side to move away from each other through the fixing rod, simultaneously enabling the spring to contract through the elastic deformation of the spring, then the first steel pipe and the second steel pipe are respectively clamped in the corresponding annular grooves through the two annular grooves, then the eight knobs are rotated reversely, the four clamping plates on the same side can be driven to move close to each other, so that the four clamping plates on the same side clamp the first steel pipe and the second steel pipe, the butt joint of the first steel pipe and the second steel pipe is more stable, and safety accidents caused by unstable butt joint of the first steel pipe and the second steel pipe in the construction process are avoided;
the utility model has the advantages of reasonable design, it is more stable to the butt joint of steel pipe, has avoided taking place the incident because of the steel pipe butt joint is unstable in the work progress.
Drawings
Fig. 1 is a schematic structural view of an extension device for a construction steel pipe according to the present invention;
fig. 2 is a schematic structural view of a cross section a-a of an extension device for a construction steel pipe according to the present invention;
fig. 3 is a schematic structural diagram of a part B of an extension device for a construction steel pipe according to the present invention;
fig. 4 is a schematic perspective view of the clamping plate of the lengthening device for construction steel pipes according to the present invention.
In the figure: 1. fixing a sleeve; 2. an annular groove; 3. a first steel pipe; 4. a second steel pipe; 5. fixing grooves; 6. fixing the rod; 7. a slide plate; 8. a chute; 9. a threaded rod; 10. a knob; 11. a splint; 12. anti-slip teeth; 13. a spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-4, a lengthening device for a steel pipe for building construction, comprising a fixed sleeve 1, wherein two sides of the fixed sleeve 1 are respectively provided with an annular groove 2, a first steel pipe 3 and a second steel pipe 4 are respectively and movably arranged in the two annular grooves 2, the inner walls of the two annular grooves 2 are respectively provided with four fixed grooves 5, sliding plates 7 are respectively and slidably arranged in the four fixed grooves 5, one sides of the eight sliding plates 7, which are far away from each other, are respectively provided with one end of a threaded rod 9 in a rotating manner, the other ends of the eight threaded rods 9 extend out of the fixed sleeve 1 and are fixedly provided with a knob 10, one sides of the eight sliding plates 7, which are close to each other, are respectively provided with a clamping plate 11, four clamping plates 11 on the left side and four clamping plates 11 on the right side are respectively and movably connected with a first steel pipe 3 and, the one side that is located four splint 11 of homonymy and keeps away from each other in eight splint 11 is the equal fixed mounting in one end of spring 13, and the equal fixed connection of the other end of a plurality of springs 13 is on the inner wall of corresponding annular groove 2.
The inner walls of two sides of the fixed groove 5 are respectively provided with a sliding groove 8, the sliding plates 7 are connected in the two sliding grooves 8 in a sliding way, a certain limiting effect is realized on the sliding plates 7, one side of the fixed groove 5 is provided with a threaded hole, the threaded rod 9 is in threaded connection with the fixed sleeve 1 through the threaded hole, the threaded rod 9 is convenient to be in threaded connection with the fixed sleeve 1, one side, close to each other, of four sliding plates 7 positioned on the same side in the eight sliding plates 7 is fixedly provided with one end of a fixed rod 6, the other end of the fixed rod 6 is fixedly connected with a corresponding clamping plate 11, the clamping plate 11 is convenient to be fixedly connected, one side, far away from each other, of the four sliding plates 7 positioned on the same side in the eight sliding plates 7 is fixedly provided with a bearing seat, one end of each threaded rod 9 is rotatably connected with, a plurality of anti-skidding teeth 12 arranged on the four clamping plates 11 positioned on the same side are respectively movably connected with the first steel pipe 3 and the second steel pipe 4, and the first steel pipe 3 and the second steel pipe 4 can be prevented from sliding out of the fixed sleeve 1 through the plurality of anti-skidding teeth 12.
In the utility model, when in use, firstly, eight knobs 10 are rotated to drive eight threaded rods 9 to rotate, the four threaded rods 9 at the same side are driven to move away from each other through the threaded connection of the threaded rods 9 with the fixed sleeve 1, thereby driving the four sliding plates 7 at the same side to slide away from each other, thereby driving the four clamping plates 11 at the same side to move away from each other through the fixing rod 6, simultaneously enabling the spring 13 to contract through the elastic deformation of the spring 13, then the first steel pipe 3 and the second steel pipe 4 are respectively clamped in the corresponding annular grooves 2 through the two annular grooves 2, then the eight knobs 10 are rotated reversely, the four clamping plates 11 on the same side can be driven to move close to each other, so that the four clamping plates 11 on the same side clamp the first steel pipe 3 and the second steel pipe 4, make the butt joint of first steel pipe 3 and second steel pipe 4 more stable, avoided taking place the incident because of first steel pipe 3 and second steel pipe 4 butt joint unstability in the work progress.
Claims (6)
1. The utility model provides a device of lengthening for construction steel pipe, including fixed cover (1), a serial communication port, annular groove (2) have all been seted up to the both sides of fixed cover (1), there are first steel pipe (3) and second steel pipe (4) in two annular groove (2) movable mounting respectively, four fixed slot (5) have all been seted up on the inner wall of two annular groove (2), equal slidable mounting has slide (7) in four fixed slot (5), one side that lies in four slide (7) of homonymy and keep away from each other in eight slide (7) all rotates the one end of installing threaded rod (9), the other end of eight threaded rod (9) all extends to fixed cover (1) outer and fixed mounting has knob (10), the equal fixed mounting in one side that four slides (7) that lie in the homonymy are close to each other in eight slide (7) has splint (11), lie in eight splint (11) in four left splint (11) and lie in four splint (11) on right side respectively with First steel pipe (3) and second steel pipe (4) swing joint, the equal fixed mounting in one side that keeps away from each other of four splint (11) that lie in the homonymy in eight splint (11) has the one end of spring (13), and the equal fixed connection of the other end of a plurality of springs (13) is on the inner wall of corresponding annular groove (2).
2. The extension device for the steel pipe for building construction according to claim 1, wherein sliding grooves (8) are formed in the inner walls of the two sides of the fixing groove (5), and the sliding plate (7) is slidably connected in the two sliding grooves (8).
3. The lengthening device for the steel pipe for building construction according to claim 1, wherein a threaded hole is opened at one side of the fixing groove (5), and the threaded rod (9) is in threaded connection with the fixing sleeve (1) through the threaded hole.
4. The lengthening device for the construction steel pipe according to claim 1, wherein one end of the fixing rod (6) is fixedly installed at one side of the eight sliding plates (7) which is adjacent to the four sliding plates (7) at the same side, and the other end of the fixing rod (6) is fixedly connected with the corresponding clamping plate (11).
5. The lengthening device for the construction steel pipe according to claim 1, wherein bearing seats are fixedly installed on the sides, away from each other, of the four sliding plates (7) positioned on the same side among the eight sliding plates (7), and one ends of the eight threaded rods (9) are respectively and rotatably connected with the corresponding bearing seats.
6. The lengthening device for the steel pipes in building construction according to claim 1, wherein a plurality of anti-slip teeth (12) are respectively formed on one side, close to each other, of four clamping plates (11) located on the same side among the eight clamping plates (11), and the anti-slip teeth (12) formed on the four clamping plates (11) located on the same side are respectively movably connected with the first steel pipe (3) and the second steel pipe (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021136230.8U CN213038593U (en) | 2020-06-18 | 2020-06-18 | Lengthening device for building construction steel pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021136230.8U CN213038593U (en) | 2020-06-18 | 2020-06-18 | Lengthening device for building construction steel pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213038593U true CN213038593U (en) | 2021-04-23 |
Family
ID=75522590
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021136230.8U Active CN213038593U (en) | 2020-06-18 | 2020-06-18 | Lengthening device for building construction steel pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213038593U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113529950A (en) * | 2021-08-27 | 2021-10-22 | 马帅 | Efficient locking splicing device for steel structure factory building |
| CN113897850A (en) * | 2021-10-18 | 2022-01-07 | 贵州省交通规划勘察设计研究院股份有限公司 | Arch foot restraint device for connecting steel pipe arch foot embedded section with hoisting section |
-
2020
- 2020-06-18 CN CN202021136230.8U patent/CN213038593U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113529950A (en) * | 2021-08-27 | 2021-10-22 | 马帅 | Efficient locking splicing device for steel structure factory building |
| CN113897850A (en) * | 2021-10-18 | 2022-01-07 | 贵州省交通规划勘察设计研究院股份有限公司 | Arch foot restraint device for connecting steel pipe arch foot embedded section with hoisting section |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Lei Liusheng Inventor after: Liang Haishan Inventor before: Liang Haishan |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231011 Address after: 518000 Guangdong city of Shenzhen province Nanshan District South Road No. 10 four Patentee after: Lei Liusheng Address before: No.328 fanwa Road, Shushan District, Hefei City, Anhui Province 230031 Patentee before: Liang Haishan |