CN110965651A - Assembled steel pipe truss node connecting device - Google Patents

Assembled steel pipe truss node connecting device Download PDF

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Publication number
CN110965651A
CN110965651A CN201911030531.4A CN201911030531A CN110965651A CN 110965651 A CN110965651 A CN 110965651A CN 201911030531 A CN201911030531 A CN 201911030531A CN 110965651 A CN110965651 A CN 110965651A
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CN
China
Prior art keywords
fixing box
sliding block
sides
lower fixing
threaded
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201911030531.4A
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Chinese (zh)
Inventor
冼玉荣
莫汝妹
张正
姚艺林
吴坚民
陈华晓
余良
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China Construction Shenye Construction And Development Co ltd
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China Construction Shenye Construction And Development Co ltd
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Priority to CN201911030531.4A priority Critical patent/CN110965651A/en
Publication of CN110965651A publication Critical patent/CN110965651A/en
Pending legal-status Critical Current

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    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/38Connections for building structures in general
    • E04B1/58Connections for building structures in general of bar-shaped building elements

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Joining Of Building Structures In Genera (AREA)

Abstract

The invention belongs to the technical field of constructional engineering, and particularly relates to an assembly type steel pipe truss node connecting device, aiming at the problem that the steel pipe truss node connecting device cannot be adjusted according to steel pipes with different widths, the invention provides a scheme which comprises a lower fixing box and an upper fixing box, wherein strip-shaped slideways are respectively arranged on the inner walls of two sides of the lower fixing box and the upper fixing box, two first sliding blocks are arranged between the inner walls of two sides of the lower fixing box and the upper fixing box, the two first sliding blocks are both in a U shape, a second sliding block is arranged between the inner walls of two sides of the first sliding blocks, the diameters of the inner walls of two sides of the lower fixing box and the upper fixing box are 30mm, the widths of the first sliding blocks and the second sliding blocks are both 5mm, the top ends of the second sliding blocks and the first sliding blocks are on the same horizontal plane, and the inner wall of one end of. According to the invention, the size of the opening of the device is changed by sliding the first sliding block and the second sliding block, so that the device can be adjusted according to steel pipes with different widths.

Description

Assembled steel pipe truss node connecting device
Technical Field
The invention relates to the technical field of constructional engineering, in particular to an assembly type steel pipe truss node connecting device.
Background
Along with the rapid development of the national economic, social and urbanization construction process, the steel pipe truss structure is more and more widely applied, the traditional pipe truss is mainly composed of welded intersecting nodes, the welded pipe nodes are the weakest parts of the pipe truss structure, when the node parts are damaged, the whole truss structure can be collapsed, the traditional welded pipe nodes are mainly constructed in a field welding mode, the construction mode is low in efficiency, the welding precision is low, and the construction quality cannot be guaranteed. Meanwhile, in recent years, in order to adapt to the rapid development of national economy, society and urbanization construction, the industrialization of the building is greatly promoted, and the assembly type production mode is adopted to construct the building, so that the production efficiency of the building can be improved, the overall quality of the building is improved, the energy is saved, the emission is reduced, the resource utilization rate is improved, and the construction cost is reduced.
Through retrieval, the patent with the Chinese patent application number of 201610258182.1 discloses an assembled circular steel tube truss intersecting node and a processing and manufacturing method thereof. The fabricated circular steel tube truss intersecting joint and the processing and manufacturing method thereof in the patent have the following defects: the round steel pipe truss node has the advantages of high bearing capacity, good anti-seismic performance, no welding residual stress, better anti-fatigue and anti-impact performance, and further the overall safety performance of the pipe truss structure is enhanced, but the round steel pipe truss node cannot be adjusted according to steel pipes with different widths.
Disclosure of Invention
The invention provides an assembly type steel pipe truss node connecting device based on the technical problem that the assembly type steel pipe truss node connecting device cannot be adjusted according to steel pipes with different widths.
The invention provides an assembly type steel pipe truss node connecting device which comprises a lower fixing box and an upper fixing box, wherein strip-shaped slide ways are arranged on the inner walls of two sides of the lower fixing box and the upper fixing box, two first sliding blocks are arranged between the inner walls of two sides of the lower fixing box and the upper fixing box, the two first sliding blocks are U-shaped, and second sliding blocks are arranged between the inner walls of two sides of the first sliding blocks.
Preferably, the both sides inner wall diameter of fixed box and last fixed box is 30mm down, the width of first sliding block and second sliding block is 5mm, the top and the first sliding block of second sliding block are at same horizontal plane, the first sponge strip of the one end inner wall fixedly connected with of first sliding block, the one end inner wall fixedly connected with second sponge strip of second sliding block, the material of first sponge strip and second sponge strip is the polyurethane sponge.
Preferably, the length of second sliding block is greater than first sliding block, the equal fixedly connected with second fixture block in one end both sides of first sliding block, the equal fixedly connected with first fixture block in one end both sides of second sliding block, first fixture block and second fixture block all are in slide department and fixed box and last fixed box sliding connection down.
Preferably, two first screw thread through-holes have all been seted up to the top both sides of fixed box and last fixed box down, fixed box and last fixed box all are equipped with stop screw in screw thread through-hole department down, stop screw all extends to one side of fixed box and last fixed box down in first screw thread through-hole department, two second screw thread through-holes have all been seted up on the top of first sliding block, third screw thread through-hole has been seted up on the top of second sliding block, first screw thread through-hole, second screw thread through-hole and third screw thread through-hole are at same axis, stop screw's diameter is 5 mm.
Preferably, the middle part of fixed box and last fixed box is arc protruding structure down, the same pivot of one side fixedly connected with of fixed box and last fixed box down, the equal fixedly connected with connecting plate in one side of fixed box and last fixed box down, circular through-hole has all been seted up to the plate body both sides of connecting plate, the connecting plate is equipped with locking screw in circular through-hole department, locking screw's outside is equipped with the nut, be equipped with two steel pipes down between fixed box and the last fixed box.
Preferably, a circular through hole is formed in the middle of the lower end of the lower fixing box, a grouting pipe is fixedly connected to the lower fixing box at the circular through hole, a check valve is arranged at the bottom end of the grouting pipe, a square through hole is formed in the middle of the top end of the upper fixing box, an exhaust branch pipe is fixedly connected to the upper fixing box at the square through hole, and connecting branch pipes are arranged on two sides of the bottom end of the lower fixing box.
Preferably, the connecting shafts are fixedly connected to two sides of the bottom end of the lower fixing box, threaded sleeves are fixedly connected to the outer walls of the connecting shafts, threaded grooves are formed in the bottom ends of the threaded sleeves, and the threaded sleeves are in threaded connection with the connecting branch pipes at the threaded grooves.
The beneficial effects of the invention are as follows:
1. by arranging the first sliding block, the second sliding block, the limiting screw, the first clamping block and the second clamping block, the extending length of the bottom end of the limiting screw can be adjusted by rotating the limiting screw, so that the fixing of the first sliding block and the second sliding block can be changed, the positions of the first sliding block and the second sliding block are pushed, and the size of an opening of the device is changed, so that the device is suitable for steel pipes with different widths;
2. the connecting plate can be fixed through the locking screw and the nut by arranging the connecting plate, the locking screw, the nut and the rotating shaft, so that the upper fixing box and the lower fixing box are tightly fixed and are convenient to open, and the steel pipe is simpler and more convenient to install;
3. by arranging the first sponge strip and the second sponge strip, gaps between the upper fixing box and the steel pipe and between the lower fixing box and the steel pipe can be filled through the first sponge strip and the second sponge strip, so that the waste of materials caused by the fact that concrete slurry flows out of the gaps during grouting can be avoided;
4. by arranging the lower fixing box, the upper fixing box, the grouting pipe, the exhaust branch pipe and the one-way valve, concrete grout can be injected between the lower fixing box and the upper fixing box through the grouting pipe, the concrete grout can be prevented from flowing out through the one-way valve, and air in the concrete grout can be exhausted through the exhaust branch pipe, so that the connection of the device is more stable;
5. through having set up connecting branch pipe, connecting axle and thread bush, can connect connecting branch pipe through the thread bush, the connecting axle can rotate, makes connecting branch pipe have certain home range to make the tension of device bigger, connect more stably, safety.
Drawings
Fig. 1 is a front view schematically illustrating a fabricated steel pipe truss node connection device according to embodiment 1;
fig. 2 is a left side view schematically illustrating the structure of an assembled steel pipe truss joint connection device according to embodiment 1;
fig. 3 is a schematic structural diagram of a front view of a fixed box unfolding sliding block of the fabricated steel pipe truss joint connection device provided in embodiment 1;
fig. 4 is a schematic structural diagram of an assembled steel pipe truss node connecting device provided in embodiment 1;
fig. 5 is a schematic front view of an assembled steel pipe truss node connection device according to embodiment 2.
In the figure: the device comprises a lower fixing box 1, a connecting plate 2, a locking screw 3, a nut 301, a connecting branch pipe 4, a grouting pipe 5, an upper fixing box 6, a first sliding block 7, a second sliding block 8, a steel pipe 9, a limiting screw 10, an exhaust branch pipe 11, a rotating shaft 12, a one-way valve 13, a first sponge strip 14, a second sponge strip 15, a first clamping block 16, a second clamping block 17, a connecting shaft 18 and a threaded sleeve 19.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Example 1
Referring to fig. 1-4, an assembled steel pipe truss node connecting device, including lower fixed box 1 and last fixed box 6, the bar slide has all been seted up to the both sides inner wall of lower fixed box 1 and last fixed box 6, be equipped with two first sliding blocks 7, two between the both sides inner wall of lower fixed box 1 and last fixed box 6 first sliding block 7 all is the U-shaped, be equipped with second sliding block 8 between the both sides inner wall of first sliding block 7, can adjust the length that stop screw 10 bottom stretches out through rotating stop screw 10 to can change the fixed to first sliding block 7 and second sliding block 8, promote the position of first sliding block 7 and second sliding block 8.
According to the invention, the diameters of the inner walls of the two sides of the lower fixing box 1 and the upper fixing box 6 are 30mm, the widths of the first sliding block 7 and the second sliding block 8 are both 5mm, the top end of the second sliding block 8 and the first sliding block 7 are in the same horizontal plane, a first sponge strip 14 is bonded on the inner wall of one end of the first sliding block 7, a second sponge strip 15 is bonded on the inner wall of one end of the second sliding block 8, the first sponge strip 14 and the second sponge strip 15 are both made of polyurethane sponge, and gaps between the upper fixing box 6 and the lower fixing box 1 and a steel pipe 9 can be filled through the first sponge strip 14 and the second sponge strip 15.
Wherein, the length of second sliding block 8 is greater than first sliding block 7, second fixture block 17 has all been welded to the one end both sides of first sliding block 7, first fixture block 16 has all been welded to the one end both sides of second sliding block 8, first fixture block 16 and second fixture block 17 are all in slide department and fixed box 1 down and fixed box 6 sliding connection on.
Wherein, two first screw thread through-holes have all been seted up to the top both sides of lower fixed box 1 and last fixed box 6, lower fixed box 1 and last fixed box 6 all are equipped with stop screw 10 in screw thread through-hole department, stop screw 10 all extends to one side of lower fixed box 1 and last fixed box 6 at first screw thread through-hole department, two second screw thread through-holes have all been seted up on the top of first sliding block 7, third screw thread through-hole has been seted up on the top of second sliding block 8, first screw thread through-hole, second screw thread through-hole and third screw thread through-hole are at same axis, stop screw 10's diameter is 5 mm.
Wherein, the middle part of lower fixed box 1 and last fixed box 6 is arc protruding structure, the welding of one side of lower fixed box 1 and last fixed box 6 has same pivot 12, the welding of one side of lower fixed box 1 and last fixed box 6 has connecting plate 2, circular through-hole has all been seted up to the plate body both sides of connecting plate 2, connecting plate 2 is equipped with locking screw 3 in circular through-hole department, locking screw 3's outside is equipped with nut 301, be equipped with two steel pipes 9 down between fixed box 1 and the last fixed box 6.
Wherein, circular through-hole has been seted up at the low end middle part of lower fixed box 1, fixed box 1 has slip casting pipe 5 in circular through-hole department welding down, the bottom of slip casting pipe 5 is equipped with check valve 13, can pour into the concrete thick liquid into between fixed box 1 and the last fixed box 6 downwards through slip casting pipe 5, can avoid the concrete thick liquid to flow through check valve 13, can discharge air wherein through exhaust branch 11, square through-hole has been seted up at the top middle part of going up fixed box 6, it has exhaust branch to go up fixed box 6 and weld in square through-hole department, the bottom both sides of fixed box 1 all are equipped with connecting branch 4 down.
During the use, can adjust the length that stop screw 10 bottom stretches out through rotating stop screw 10, thereby can change the fixed to first sliding block 7 and second sliding block 8, promote the position of first sliding block 7 and second sliding block 8, change device open-ended size, thereby adapt to the steel pipe 9 of different width, put into steel pipe 9, can fill the gap between last fixed box 6 and lower fixed box 1 and steel pipe 9 through first sponge strip 14 and second sponge strip 15, can fix connecting plate 2 through locking screw 3 and nut 301, thereby make fixed box 6 and lower fixed box 1 fixed tight, can pour into the concrete thick liquid into between downward fixed box 1 and the last fixed box 6 through slip casting pipe 5, can avoid the concrete thick liquid to flow out through check valve 13, can discharge air wherein through exhaust branch 11.
Example 2
Referring to fig. 5, an assembled steel pipe truss node connecting device, this embodiment compares in embodiment 1, has certain tension in order to make the device to more have the flexibility, connecting axle 18 has all been welded to the bottom both sides of lower fixed box 1, the outer wall welding of connecting axle 18 has thread bush 19, thread groove has been seted up to thread bush 19's bottom, thread bush 19 can connect connecting branch pipe 4 through thread bush 19 in thread groove department and connecting branch pipe 4 threaded connection, and connecting axle 18 can rotate, makes connecting branch pipe 4 have certain home range.
During the use, can adjust the length that stop screw 10 bottom stretches out through rotating stop screw 10, thereby can change the fixed to first sliding block 7 and second sliding block 8, promote the position of first sliding block 7 and second sliding block 8, change device open-ended size, thereby adapt to the steel pipe 9 of different width, put into steel pipe 9, can fill the gap between last fixed box 6 and lower fixed box 1 and steel pipe 9 through first sponge strip 14 and second sponge strip 15, can fix connecting plate 2 through locking screw 3 and nut 301, thereby make fixed box 6 and lower fixed box 1 fixed tight, can pour into the concrete thick liquid into between downward fixed box 1 and the last fixed box 6 through slip casting pipe 5, can avoid the concrete thick liquid to flow out through check valve 13, can discharge air wherein through exhaust branch 11.
The connecting branch pipe 4 can be connected through the threaded sleeve 19, and the connecting shaft 18 can rotate, so that the connecting branch pipe 4 has a certain moving range.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims (7)

1. The utility model provides an assembled steel pipe truss node connecting device, includes fixed box (1) down and goes up fixed box (6), its characterized in that, the bar slide has all been seted up to the both sides inner wall of fixed box (1) down and last fixed box (6), be equipped with two first sliding blocks (7), two between the both sides inner wall of fixed box (1) down and last fixed box (6) first sliding block (7) all are the U-shaped, be equipped with second sliding block (8) between the both sides inner wall of first sliding block (7).
2. The assembled steel pipe truss joint connecting device of claim 1, wherein the diameters of the inner walls of the two sides of the lower fixing box (1) and the upper fixing box (6) are 30mm, the widths of the first sliding block (7) and the second sliding block (8) are both 5mm, the top end of the second sliding block (8) and the first sliding block (7) are in the same horizontal plane, a first sponge strip (14) is fixedly connected to the inner wall of one end of the first sliding block (7), a second sponge strip (15) is fixedly connected to the inner wall of one end of the second sliding block (8), and the first sponge strip (14) and the second sponge strip (15) are made of polyurethane sponge.
3. The assembled steel pipe truss joint connecting device according to claim 1, wherein the length of the second sliding block (8) is larger than that of the first sliding block (7), a second clamping block (17) is fixedly connected to both sides of one end of the first sliding block (7), a first clamping block (16) is fixedly connected to both sides of one end of the second sliding block (8), and the first clamping block (16) and the second clamping block (17) are slidably connected with the lower fixing box (1) and the upper fixing box (6) at a slideway.
4. The assembled steel pipe truss joint connecting device as claimed in claim 1, wherein two first threaded through holes are formed in two sides of the top ends of the lower fixing box (1) and the upper fixing box (6), limit screws (10) are arranged at the threaded through holes of the lower fixing box (1) and the upper fixing box (6), the limit screws (10) extend to one side of the lower fixing box (1) and the upper fixing box (6) at the first threaded through holes, two second threaded through holes are formed in the top end of the first sliding block (7), a third threaded through hole is formed in the top end of the second sliding block (8), the first threaded through hole, the second threaded through hole and the third threaded through hole are on the same axis, and the diameter of the limit screw (10) is 5 mm.
5. The assembled steel pipe truss joint connecting device according to claim 1, wherein the middle parts of the lower fixing box (1) and the upper fixing box (6) are both arc-shaped protruding structures, one side of the lower fixing box (1) and one side of the upper fixing box (6) are fixedly connected with the same rotating shaft (12), one side of the lower fixing box (1) and one side of the upper fixing box (6) are both fixedly connected with the connecting plate (2), circular through holes are formed in two sides of a plate body of the connecting plate (2), the connecting plate (2) is provided with locking screws (3) at the circular through holes, nuts (301) are arranged outside the locking screws (3), and two steel pipes (9) are arranged between the lower fixing box (1) and the upper fixing box (6).
6. The assembled steel pipe truss joint connecting device as claimed in claim 1, wherein a circular through hole is formed in the middle of the lower end of the lower fixing box (1), a grouting pipe (5) is fixedly connected to the lower fixing box (1) at the circular through hole, a check valve (13) is arranged at the bottom end of the grouting pipe (5), a square through hole is formed in the middle of the top end of the upper fixing box (6), an exhaust branch pipe is fixedly connected to the upper fixing box (6) at the square through hole, and connecting branch pipes (4) are arranged on two sides of the bottom end of the lower fixing box (1).
7. The assembled steel pipe truss joint connecting device as claimed in any one of claims 1 to 6, wherein both sides of the bottom end of the lower fixing box (1) are fixedly connected with connecting shafts (18), the outer wall of each connecting shaft (18) is fixedly connected with a threaded sleeve (19), the bottom end of each threaded sleeve (19) is provided with a threaded groove, and each threaded sleeve (19) is in threaded connection with the corresponding connecting branch pipe (4) at the threaded groove.
CN201911030531.4A 2019-10-28 2019-10-28 Assembled steel pipe truss node connecting device Pending CN110965651A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201911030531.4A CN110965651A (en) 2019-10-28 2019-10-28 Assembled steel pipe truss node connecting device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201911030531.4A CN110965651A (en) 2019-10-28 2019-10-28 Assembled steel pipe truss node connecting device

Publications (1)

Publication Number Publication Date
CN110965651A true CN110965651A (en) 2020-04-07

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Application Number Title Priority Date Filing Date
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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111335480A (en) * 2020-04-08 2020-06-26 中建二局第一建筑工程有限公司 Steel structure connecting piece
CN111424819A (en) * 2020-04-13 2020-07-17 中国三冶集团有限公司 Assembly type steel pipe truss reinforced node connecting structure and mounting method thereof
CN111502036A (en) * 2020-05-07 2020-08-07 东亚装饰股份有限公司 Prefabricated assembled building assembly structure
CN116378208A (en) * 2023-01-07 2023-07-04 明光市众建市政工程有限公司 Steel structure node for assembled building and working method thereof

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111335480A (en) * 2020-04-08 2020-06-26 中建二局第一建筑工程有限公司 Steel structure connecting piece
CN111424819A (en) * 2020-04-13 2020-07-17 中国三冶集团有限公司 Assembly type steel pipe truss reinforced node connecting structure and mounting method thereof
CN111502036A (en) * 2020-05-07 2020-08-07 东亚装饰股份有限公司 Prefabricated assembled building assembly structure
CN116378208A (en) * 2023-01-07 2023-07-04 明光市众建市政工程有限公司 Steel structure node for assembled building and working method thereof
CN116378208B (en) * 2023-01-07 2023-09-08 明光市众建市政工程有限公司 Steel structure node for assembled building and working method thereof

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