CN214738737U - Steel construction rack connection structure - Google Patents
Steel construction rack connection structure Download PDFInfo
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- CN214738737U CN214738737U CN202120130263.XU CN202120130263U CN214738737U CN 214738737 U CN214738737 U CN 214738737U CN 202120130263 U CN202120130263 U CN 202120130263U CN 214738737 U CN214738737 U CN 214738737U
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Abstract
The utility model belongs to the technical field of steel construction connecting piece technique and specifically relates to a steel construction rack connection structure. The steel structure net rack connecting structure comprises a bolt ball, a plate sealing head, a first bolt, a steel pipe, a sleeve, a second bolt and a cone head, wherein both the first bolt and the second bolt are provided with a groove from a crown to a screw rod, the middle upper part of the inner wall of the groove is provided with threads, and an elastic fastening mechanism is arranged in the groove; elastic fastening mechanism includes the connector, first elastic rod, the second elastic rod, first barb and second barb, connector outer wall threaded connection is in the recess of first bolt or second bolt, the lower extreme of connector is provided with first elastic rod and second elastic rod, the middle part of first elastic rod and second elastic rod all is provided with first barb, the lower part of first elastic rod and second elastic rod all is provided with the second barb, be provided with first barb and perforate on the lateral wall of first bolt and second bolt. The utility model discloses a rack connection structure simple to operate, structural stability is strong.
Description
Technical Field
The utility model belongs to the technical field of steel construction connecting piece technique and specifically relates to a steel construction rack connection structure.
Background
With the development of social economy and the increase of infrastructure engineering, in a space grid structure, a bolt ball joint steel net rack connecting structure is widely applied to industrial buildings and civil buildings due to the advantages of light structure dead weight, strong space spanning capacity and reliable connection, and a general space grid structure adopts bolt ball joints or welded ball joints to form a space grid structure system.
Chinese patent CN204435566U discloses a steel net frame connecting structure with bolt ball joints, the main body of which is composed of a bolt ball, a plurality of closing plate heads, a bolt, a steel pipe, a plurality of sleeves and a plurality of conical heads, the bolt is composed of a plurality of bolts a and a plurality of bolts B, the bolt ball is a solid metal ball with a plurality of bolt holes, the bolt a passes through the closing plate heads and the bolt holes on the bolt ball to be screwed, the bolt B passes through the sleeves and the bolt holes on the bolt ball to be screwed, the closing plate head clamps the head of the bolt a, the closing plate head is a T-shaped metal cylinder, and the closing plate head is fixedly connected with the tail end of the steel pipe; the sleeve is a metal cylinder, and a fastening screw is arranged between the sleeve and the bolt B; the tail end of the conical head is conical, the central section of the conical head is a hollow cylinder, and the tail end of the conical head is provided with a round hole with the diameter smaller than the inner diameter of the central section of the conical head; the patented technology has the advantages of simple structure, convenient installation, material saving, low cost and reliable performance. However, there are still many disadvantages in practical use, such as: (1) the bolt A and the bolt B are inconvenient to install; (2) the stability of the bolt is enhanced by the fastening screw, and the effect is poor.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a steel construction rack connection structure overcomes the not enough of aforementioned prior art, and bolt simple to operate passes through the bolt hole, closing plate head and the sleeve of elasticity fastening device promptly bolt ball after the bolt installation.
The utility model provides a technical scheme that its technical problem adopted is:
a steel structure net rack connecting structure comprises a bolt ball, a sealing plate head, a first bolt, a steel pipe, a sleeve, a second bolt and a cone head, wherein the bolt ball is a solid metal ball provided with a plurality of bolt holes, threads are arranged on the outer wall and the inner cavity of the sealing plate head, the sealing plate head is fixed on the bolt ball through the first bolt, threads are arranged on the inner wall of the starting end of the steel pipe, the steel pipe is screwed on the outer wall of the sealing plate head, threads are arranged on the outer wall and the inner cavity of the sleeve, the sleeve is fixed on the bolt ball through the second bolt, threads are arranged on the inner wall of the cone head, the cone head is screwed on the outer wall of the sleeve, grooves are formed in the screw rod through a nut, threads are arranged on the middle upper portion of the inner wall of each groove, and an elastic fastening mechanism is arranged in each groove; the elastic fastening mechanism comprises a connector, a first elastic rod, a second elastic rod, a first barb and a second barb, the outer wall of the connector is in threaded connection with the groove of the first bolt or the second bolt, the lower end of the connector is provided with the first elastic rod and the second elastic rod, the middle parts of the first elastic rod and the second elastic rod are respectively provided with the first barb, the lower parts of the first elastic rod and the second elastic rod are respectively provided with the second barb, the side walls of the first bolt and the second bolt are provided with a first barb perforation and a second barb perforation, the first barb is propped against the closing plate head or the sleeve after being popped out from the first barb perforation, and the second barb is propped against the bolt hole of the bolt ball after being popped out from the second barb perforation; during the use, earlier it is fixed with the closing plate head and bolt ball through first bolt, it is fixed with sleeve and bolt ball through the second bolt, then revolve the connector in the recess of twisting first bolt and second bolt, make first barb pop out and contradict on closing plate head or sleeve from first barb perforation, the second barb pops out and contradicts in the bolt hole of bolt ball from second barb perforation, then revolve the spiral shell on the closing plate head revolve twist the cone can, whole rack connection structure simple to operate, structural stability is strong.
Furthermore, the upper end face of the connector is provided with a linear or cross-shaped opening, and the connector is convenient to screw through the linear or cross-shaped opening.
Furthermore, dislocation of each other when first elastic rod and second elastic rod shrink in the recess, first barb and the reverse setting of second barb on first barb and the second elastic rod strengthen the grasping stability of first barb and second barb to bolt hole, closing plate head and the sleeve of bolt ball.
Further, be provided with 4 at least bolt holes on the bolt ball.
Further, the surface of the bolt ball is provided with an anticorrosive coating.
The utility model has the advantages that: compared with the prior art, the utility model discloses a steel construction rack connection structure has following advantage: earlier it is fixed with the closing plate head and bolt ball through first bolt, it is fixed with sleeve and bolt ball through the second bolt, then revolve the connector in the recess of twisting first bolt and second bolt, make first barb pop out and contradict on closing plate head or sleeve from first barb perforation, the second barb pops out and contradicts in the bolt hole of bolt ball from second barb perforation, then revolve the revolving steel pipe on the closing plate head, it can to twist the conical head on the sleeve, whole rack connection structure simple to operate, structural stability is strong.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an enlarged schematic view of the structure of area A of FIG. 1 according to the present invention;
fig. 3 is an enlarged schematic view of the structure of the second bolt of the present invention;
wherein, 1 bolt ball, 2 closing plate heads, 3 first bolts, 4 steel pipes, 5 sleeves, 6 second bolts, 7 conical heads, 8 bolt holes, 9 grooves, 10 connectors, 11 first elastic rods, 12 second elastic rods, 13 first barbs, 14 second barbs, 15 first barb perforation, 16 second barb perforation.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention.
In the embodiment shown in fig. 1-3, a steel-structure net rack connecting structure comprises a bolt ball 1, a closing plate head 2, a first bolt 3, a steel pipe 4, a sleeve 5, a second bolt 6 and a cone head 7, the bolt ball 1 is a solid metal ball provided with a plurality of bolt holes 8, the outer wall and the inner cavity of the sealing plate head 2 are both provided with threads, the sealing plate head 2 is fixed on the bolt ball 1 through a first bolt 3, the inner wall at the beginning of the steel pipe 4 is provided with threads, the steel pipe 4 is screwed on the outer wall of the sealing plate head 2, the outer wall and the inner cavity of the sleeve 5 are both provided with threads, the sleeve 5 is fixed on the bolt ball 1 through a second bolt 6, the inner wall of the cone head 7 is provided with threads, the cone head 7 is screwed on the outer wall of the sleeve 5, the first bolt 3 and the second bolt 6 are both provided with a groove 9 towards the screw rod by a screw crown, the middle upper part of the inner wall of the groove 9 is provided with threads, and an elastic fastening mechanism is arranged in the groove 9; the elastic fastening mechanism comprises a connector 10, a first elastic rod 11, a second elastic rod 12, a first barb 13 and a second barb 14, the outer wall of the connector 10 is in threaded connection with the groove of the first bolt 3 or the second bolt 6, the lower end of the connector 10 is provided with the first elastic rod 11 and the second elastic rod 12, the middle parts of the first elastic rod 11 and the second elastic rod 12 are provided with the first barb 13, the lower parts of the first elastic rod 11 and the second elastic rod 12 are provided with the second barb 14, the side walls of the first bolt 3 and the second bolt 6 are provided with a first barb perforation 15 and a second barb perforation 16, the first barb 13 is propped against the head 2 or the sleeve 5 after being popped out from the first barb perforation 15, and the second barb 14 is propped against the bolt hole 8 of the bolt ball 1 after being popped out from the second barb perforation 16; during the use, earlier through first bolt 3 with closing plate head 2 fixed with bolt ball 1, it is fixed with sleeve 5 and bolt ball 1 through second bolt 6, then revolve the connector 10 in the recess 9 of revolving first bolt 3 and second bolt 6, make first barb 13 pop out and contradict on closing plate head 2 or sleeve 5 from first barb perforation 15, second barb 14 pops out and contradicts in bolt ball 1's bolt hole 8 from second barb perforation 16, then revolve on closing plate head 2 and twist steel pipe 4, it can to revolve on sleeve 5 and twist conical head 7, whole rack connection structure simple to operate, structural stability is strong.
In this embodiment, the upper end surface of the connector 10 is provided with a line-shaped or cross-shaped opening, and the connector 10 is conveniently screwed through the line-shaped or cross-shaped opening.
In this embodiment, the first elastic rod 11 and the second elastic rod 12 are dislocated when being contracted in the groove 9, and the first barb 13 and the second barb 14 on the first elastic rod 11 are arranged opposite to the first barb 13 and the second barb 14 on the second elastic rod 12, so as to enhance the grasping stability of the first barb 13 and the second barb 14 on the bolt hole 8 of the bolt ball 1, the closing plate head 2 and the sleeve 5.
In this embodiment, the bolt ball 1 is provided with at least 4 bolt holes 8.
In this embodiment, the surface of the bolt ball 1 is provided with an anticorrosive coating.
The working principle is as follows: the utility model discloses a steel construction rack connection structure, during the use, earlier it is fixed with shrouding head 2 and bolt ball 1 through first bolt 3, it is fixed with sleeve 5 and bolt ball 1 through second bolt 6, then revolve the connector 10 in revolving the recess 9 of twisting first bolt 3 and second bolt 6, make first barb 13 pop out and contradict on shrouding head 2 or sleeve 5 from first barb perforation 15, second barb 14 pops out and contradicts in bolt hole 8 of bolt ball 1 from second barb perforation 16, then revolve on shrouding head 2 twist steel pipe 4, it can to revolve wrong conical head 7 at sleeve 5, whole rack connection structure simple to operate, structural stability is strong.
The above embodiments are only specific cases of the present invention, and the protection scope of the present invention includes but is not limited to the forms and styles of the above embodiments, and any suitable changes or modifications made thereto by those skilled in the art according to the claims of the present invention shall fall within the protection scope of the present invention.
Claims (5)
1. The utility model provides a steel construction rack connection structure which characterized in that: the steel tube sealing device comprises a bolt ball, a sealing plate head, a first bolt, a steel tube, a sleeve, a second bolt and a cone head, wherein the bolt ball is a solid metal ball provided with a plurality of bolt holes, threads are arranged on the outer wall and the inner cavity of the sealing plate head, the sealing plate head is fixed on the bolt ball through the first bolt, threads are arranged on the inner wall at the beginning end of the steel tube, the steel tube is screwed on the outer wall of the sealing plate head, threads are arranged on the outer wall and the inner cavity of the sleeve, the sleeve is fixed on the bolt ball through the second bolt, threads are arranged on the inner wall of the cone head, the cone head is screwed on the outer wall of the sleeve, grooves are formed in the screw rod through screw crowns by the first bolt and the second bolt, threads are arranged on the middle upper part of the inner wall of each groove, and an elastic fastening mechanism is arranged in each groove; elasticity fastening device includes connector, first elastic rod, second elastic rod, first barb and second barb, connector outer wall threaded connection is in the recess of first bolt or second bolt, and the lower extreme of connector is provided with first elastic rod and second elastic rod, and the middle part of first elastic rod and second elastic rod all is provided with first barb, and the lower part of first elastic rod and second elastic rod all is provided with the second barb, is provided with first barb perforation and second barb perforation on the lateral wall of first bolt and second bolt, and first barb is contradicted on shrouding head or sleeve after popping out from first barb, and the second barb is contradicted in the bolt hole of bolt ball after popping out from the second barb perforation.
2. The steel-structured grid connection structure according to claim 1, wherein: the upper end face of the connector is provided with a linear or cross-shaped opening.
3. The steel-structured grid connection structure according to claim 1, wherein: the first elastic rod and the second elastic rod are staggered when being contracted in the groove, and the first barb and the second barb on the first elastic rod and the first barb and the second barb on the second elastic rod are arranged reversely.
4. The steel-structured grid connection structure according to claim 1, wherein: at least 4 bolt holes are formed in the bolt ball.
5. The steel-structured grid connection structure according to claim 1, wherein: and an anti-corrosion coating is arranged on the surface of the bolt ball.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120130263.XU CN214738737U (en) | 2021-01-17 | 2021-01-17 | Steel construction rack connection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120130263.XU CN214738737U (en) | 2021-01-17 | 2021-01-17 | Steel construction rack connection structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214738737U true CN214738737U (en) | 2021-11-16 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120130263.XU Active CN214738737U (en) | 2021-01-17 | 2021-01-17 | Steel construction rack connection structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214738737U (en) |
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2021
- 2021-01-17 CN CN202120130263.XU patent/CN214738737U/en active Active
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