CN214169889U - Assembled building steel pipe connecting device - Google Patents
Assembled building steel pipe connecting device Download PDFInfo
- Publication number
- CN214169889U CN214169889U CN202021984667.7U CN202021984667U CN214169889U CN 214169889 U CN214169889 U CN 214169889U CN 202021984667 U CN202021984667 U CN 202021984667U CN 214169889 U CN214169889 U CN 214169889U
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- China
- Prior art keywords
- steel pipe
- cutting ferrule
- expansion sleeve
- bolt
- sleeve
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Abstract
The utility model discloses an assembly type structure steel pipe connecting device, the technical scheme of adoption is, including interior supporter, outer inclusion, interior backup pad, double-end screw thread seat, bolt, pull rod, roof, the cover that rises, bleeder vent, go up backup pad, bottom suspension fagging, go up cutting ferrule, lower cutting ferrule, left fixture block, right fixture block, bolt group, round pin. The device is characterized in that an inner support body is arranged between two steel pipes, an expansion sleeve is placed inside two groups of steel pipes, a bolt is screwed down through a wrench, a pull rod is driven to jack the expansion sleeve, the two steel pipes are fixedly connected from the inside, and the inner clamping is firmer than that of the two steel pipes which are deformed by using materials; and the outside is passed through bolt group and is gone up cutting ferrule and lower cutting ferrule locking to make inside and outside all chucking, prevent to appear because the steel pipe warp that the surface chucking is not hard up phenomenon, improve factor of safety.
Description
Technical Field
The utility model belongs to the building engineering field relates to an assembly type structure steel pipe connecting device.
Background
The building is a general term of buildings and structures, and is an artificial environment created by people by using the grasped material technical means and applying certain scientific laws and aesthetic rules to meet the needs of social life. When a building is built, a steel pipe is required to be used for building an external support frame structure, or a steel pipe is used for building an enclosing wall, the steel pipe is usually only clamped outside when building connection, sometimes the steel pipe deforms to look like clamping, and is unsafe in fact, and the clamping inside the existing steel pipe connecting device is elastic and clamped by materials, or risks exist.
SUMMERY OF THE UTILITY MODEL
In view of the problems existing in the prior art, the utility model discloses a technical scheme be: the double-head screw thread structure comprises an inner support body and an outer wrapping body, wherein a double-head screw thread seat is arranged in the middle of the inner support body, bolts are respectively meshed and installed at two ends of the double-head screw thread seat, pull rods are fixedly installed at the outer ends of two groups of bolts, top plates are respectively installed at the inner ends of two groups of pull rods in a penetrating manner, an inner supporting plate is fixedly installed between the two groups of top plates, the inner side of each top plate is installed at the outer side of each bolt, an expansion sleeve is installed at the inner end of each pull rod and is installed at the outer side of each top plate, the outer wrapping body is divided into an upper layer and a lower layer, the upper layer comprises an upper supporting plate, upper clamping sleeves are respectively and fixedly installed at two ends of the upper supporting plate, a left clamping block is fixedly installed in front of the upper clamping sleeves, the right clamping block is mounted on the left clamping block in a matched mode through a bolt assembly.
As an optimized proposal of the utility model, the middle part of the screw thread seat is provided with a breather hole.
As an optimized scheme of the utility model, the outside face of cover that rises is the inclined plane of 2 degrees, the cover that rises is inside to have the through-hole, and the side has the opening.
As a preferred embodiment of the present invention, the through hole is internally installed in the outside of the pull rod.
As an optimized scheme of the utility model, it is provided with anti-skidding groove with lower cutting ferrule inner wall to go up the cutting ferrule.
The utility model has the advantages that: the device is characterized in that an inner support body is arranged between two steel pipes, an expansion sleeve is placed inside two groups of steel pipes, a bolt is screwed down through a wrench, a pull rod is driven to jack the expansion sleeve, the two steel pipes are fixedly connected from the inside, and the inner clamping is firmer than that of the two steel pipes which are deformed by using materials; and the outside is passed through bolt group and is gone up cutting ferrule and lower cutting ferrule locking to make inside and outside all chucking, prevent to appear because the steel pipe warp that the surface chucking is not hard up phenomenon, improve factor of safety.
Drawings
FIG. 1 is a front view of the structure of the present invention;
FIG. 2 is a structural view of the inner frame of the present invention;
FIG. 3 is a structural view of the expansion sleeve of the present invention;
FIG. 4 is a view of the outer casing structure of the present invention;
in the figure: 1-inner support, 2-outer wrapping body, 3-inner support plate, 4-double-threaded seat, 5-bolt, 6-pull rod, 7-top plate, 8-expansion sleeve, 801-inclined plane, 802-through hole, 803-opening, 9-air hole, 10-upper support plate, 11-lower support plate, 12-upper cutting sleeve, 13-lower cutting sleeve, 14-left clamping block, 15-right clamping block, 16-bolt group and 17-pin.
Detailed Description
Example 1
As shown in figures 1 to 4, the utility model discloses an assembly type construction steel pipe connecting device, which adopts the technical proposal that the device comprises an inner supporting body 1 and an outer wrapping body 2, wherein the middle part of the inner supporting body 1 is provided with a double-thread screw base 4, two ends of the double-thread screw base 4 are respectively engaged with and installed with bolts 5, the outer ends of two groups of bolts 5 are fixedly installed with pull rods 6, the inner ends of two groups of pull rods 6 are respectively penetrated and installed with a top plate 7, an inner supporting plate 3 is fixedly installed between two groups of top plates 7, the inner side of the top plate 7 is installed at the outer side of the bolt 5, the inner end of the pull rod 6 is installed with an expansion sleeve 8, the inner end of the expansion sleeve 8 is installed at the outer side of the top plate 7, the outer wrapping body 2 is divided into an upper layer and a lower layer, the upper layer comprises an upper supporting plate 10, two ends of the upper supporting plate 10 are respectively fixedly installed with an upper clamping sleeve 12, a left clamping block 14 is fixedly installed in front of the upper clamping sleeve 12, the lower layer comprises a lower supporting plate 11, lower clamping sleeves 13 are fixedly mounted at two ends of the lower supporting plate 11 respectively, the rear portions of the lower clamping sleeves 13 are rotatably mounted on the upper clamping sleeves 12 through pins 17, a right clamping block 15 is fixedly mounted in front of the lower clamping sleeves 13, and the right clamping block 15 is mounted on the left clamping block 14 through a bolt group 16 in a matched mode.
And the middle part of the threaded seat 4 is provided with an air hole 9.
The outer surface of the expansion sleeve 8 is a 2-degree inclined surface 801, a through hole 802 is formed in the expansion sleeve 8, and an opening 803 is formed in the side edge.
The through hole 802 is internally installed outside the pull rod 6.
And anti-skid grooves are formed in the inner walls of the upper cutting sleeve 12 and the lower cutting sleeve 13.
The utility model discloses a theory of operation: when the device is used, an operator places the inner support body 1 between two steel pipes to enable the expansion sleeve 8 to be plugged into the steel pipes, two groups of wrenches are used, one group of wrenches is clamped in the middle of the double-end threaded seat 4, the other wrench screws the bolts 5 at two ends of the double-end threaded seat 4 to drive the pull rod 6 to lean against the middle double-end threaded seat 4, the top plate 7 keeps the position unchanged to enable the expansion sleeve 8 to be opened, the steel pipes at two ends are respectively tensioned, after the installation of the outer wrapping body 2 is finished, the left and right groups of bolt groups 16 are opened to enable the upper clamping sleeve 12 to be outwards turned, the connection parts of the two steel pipes which are already tensioned are placed on the two groups of lower clamping sleeves 13, the upper clamping sleeve 12 is closed, the bolt groups penetrate through the clamping blocks 14 and the right clamping blocks 15 to finish the fixation of the upper clamping sleeve 12 and the lower clamping sleeve 13, thereby locking the outer parts of the two steel pipes, and the air holes 9 are formed when the bolts 5 are screwed, air is discharged to prevent high pressure from being formed and the air cannot be screwed in. The double-threaded seat, the bolt, the pull rod, the top plate, the upper supporting plate, the lower supporting plate, the upper clamping sleeve, the lower clamping sleeve, the left clamping block, the right clamping block, the bolt group and the pin are all products which can be easily bought in the market, and the technical advices can be obtained through limited experiments by referring to relevant technical manuals or teaching materials by technical personnel in the field of connection modes and functions of the pins.
Components not described in detail herein are prior art.
Although the present invention has been described in detail with reference to the specific embodiments, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge range of those skilled in the art, and modifications or variations without creative efforts are still within the scope of the present invention.
Claims (5)
1. The utility model provides an assembly type structure steel pipe connecting device which characterized in that: the device comprises an inner support body (1) and an outer wrapping body (2), wherein a double-threaded seat (4) is arranged in the middle of the inner support body (1), bolts (5) are respectively meshed and installed at two ends of the double-threaded seat (4), pull rods (6) are fixedly installed at the outer ends of the two groups of bolts (5), top plates (7) are respectively installed at the inner ends of the two groups of pull rods (6) in a penetrating manner, an inner supporting plate (3) is fixedly installed between the two groups of top plates (7), the inner side of each top plate (7) is installed on the outer side of each bolt (5), an expansion sleeve (8) is installed at the inner end of each pull rod (6), the inner end of each expansion sleeve (8) is installed on the outer side of each top plate (7), the outer wrapping body (2) is divided into an upper layer and a lower layer, the upper layer comprises an upper supporting plate (10), upper clamping sleeves (12) are respectively fixedly installed at two ends of the upper supporting plate (10), and a left clamping block (14) is fixedly installed in front of the upper clamping sleeve (12), the lower floor includes bottom suspension fagging (11), bottom suspension fagging (11) both ends respectively fixed mounting have lower cutting ferrule (13), cutting ferrule (13) rear is rotated through round pin (17) and is installed in go up cutting ferrule (12), cutting ferrule (13) the place ahead fixed mounting has right fixture block (15) down, right fixture block (15) through bolt group (16) cooperation install in left fixture block (14).
2. The fabricated building steel pipe connection device according to claim 1, wherein: the middle part of the threaded seat (4) is provided with an air hole (9).
3. The fabricated building steel pipe connection device according to claim 1, wherein: the outer face of the expansion sleeve (8) is a 2-degree inclined plane (801), a through hole (802) is formed in the expansion sleeve (8), and an opening (803) is formed in the side edge.
4. The fabricated building steel pipe connection device according to claim 3, wherein: the through hole (802) is internally arranged on the outer side of the pull rod (6).
5. The fabricated building steel pipe connection device according to claim 1, wherein: and anti-skid grooves are formed in the inner walls of the upper cutting sleeve (12) and the lower cutting sleeve (13).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202021984667.7U CN214169889U (en) | 2020-09-11 | 2020-09-11 | Assembled building steel pipe connecting device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202021984667.7U CN214169889U (en) | 2020-09-11 | 2020-09-11 | Assembled building steel pipe connecting device |
Publications (1)
Publication Number | Publication Date |
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CN214169889U true CN214169889U (en) | 2021-09-10 |
Family
ID=77591093
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202021984667.7U Active CN214169889U (en) | 2020-09-11 | 2020-09-11 | Assembled building steel pipe connecting device |
Country Status (1)
Country | Link |
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CN (1) | CN214169889U (en) |
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2020
- 2020-09-11 CN CN202021984667.7U patent/CN214169889U/en active Active
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