CN219081086U - External structure of nondestructive connection - Google Patents
External structure of nondestructive connection Download PDFInfo
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- CN219081086U CN219081086U CN202222993875.9U CN202222993875U CN219081086U CN 219081086 U CN219081086 U CN 219081086U CN 202222993875 U CN202222993875 U CN 202222993875U CN 219081086 U CN219081086 U CN 219081086U
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Abstract
The utility model relates to a nondestructive connection structure, in particular to an external nondestructive connection structure, which is used for a nondestructive connection added mounting structure on an original main structure and comprises an upper connection cover plate, a lower connection cover plate and a latch plate; the upper connecting cover plate and the lower connecting cover plate are fixedly connected through bolts, and the formed annular structure surrounds the outer surface of the main body structure; the bolt plate passes through the prefabricated holes on the lower connecting cover plate and the additional installation structure, and the lower connecting cover plate, the additional installation structure and the bolt plate are fixedly connected through bolts. Compared with the prior art, the utility model solves the problem that the welding of the new and old steel structures in the prior art can damage the structures, and realizes the nondestructive connection of the new and old steel structures.
Description
Technical Field
The utility model relates to a nondestructive connection structure, in particular to an external structure for nondestructive connection.
Background
With the continuous building of large-scale comprehensive stage class steel structure building in China, some requirements of secondary decoration or new technology improvement for large truss roofs can appear due to the continuous upgrading of times progress and function requirements in the use process of partial original building, and the connection problem of new and old steel structures is particularly outstanding.
According to the traditional method, the new structure directly adopts the oxygen acetylene welding mode on the original structure, is extremely easy to damage the steel structure main body, and meanwhile, because the construction is high-altitude operation, the welding angle is more, the safety and the reliability of the post-added structure connection cannot be well ensured.
As disclosed in chinese patent CN202221116831.1, a reinforcing and reforming structure for a cantilever steel truss is disclosed, which comprises a main body structure, a cantilever structure and a reinforcing structure, wherein the end of the cantilever structure close to the main body structure is provided with a reinforcing and reforming section, the reinforcing structure comprises a sealing reinforcing plate and a node reinforcing plate, the sealing reinforcing plate is welded at the opening position of each H-shaped steel rod piece to be reinforced in a through way, the H-shaped section of each rod piece is reinforced and reformed into a daily-shaped section, the node reinforcing plate comprises annular reinforcing rib plates and corner sealing reinforcing side plates which are respectively arranged at the top and bottom ends of the cantilever truss diagonal brace, the annular reinforcing rib plates are arranged in a circle by taking the center point of the top meter-shaped node of the cantilever truss diagonal brace as the center of a circle, and the corner sealing reinforcing side plates are correspondingly welded at two sides of the corner formed at the connection position of the structural column and the cantilever truss diagonal brace. The permanent welded fastening who adopts in this patent produces the damage to the structure easily, and the high altitude construction degree of difficulty is higher, and the security is relatively poor, and in addition, welded fastening is unfavorable for like stage steel construction building's quick convenient dismouting in order to be adapted to different stage environment demands also.
Aiming at the existing connection pain points, the design of an external structure for the nondestructive connection of a steel structure is particularly necessary, and the structure has the advantages of nondestructive connection of the original structure, low cost, high construction efficiency and safe and reliable connection on the basis of realizing the rapid connection of the additional structure and the original structure.
Disclosure of Invention
The utility model aims to solve at least one of the problems and provide an external structure for nondestructive connection, so as to solve the problem that the structure is damaged when welding new and old steel structures in the prior art, and realize the nondestructive connection of the new and old steel structures.
The aim of the utility model is achieved by the following technical scheme:
an external structure for nondestructive connection is used for the nondestructive connection of an additional structure on an original main structure, and comprises an upper connection cover plate, a lower connection cover plate and a latch plate;
the upper connecting cover plate and the lower connecting cover plate are fixedly connected through bolts, and the formed annular structure surrounds the outer surface of the main body structure;
the bolt plate passes through the prefabricated holes on the lower connecting cover plate and the additional installation structure, and the lower connecting cover plate, the additional installation structure and the bolt plate are fixedly connected through bolts.
Preferably, the lower connecting cover plate consists of end plates at two sides and a connecting plate for connecting the end plates, and the end plates are provided with prefabricated holes at the lower ends.
Preferably, stiffening ribs are arranged on the end plates.
Preferably, the latch plates are arranged in a pair and are respectively arranged at positions close to two sides of the end plate.
Preferably, the main body structure is a steel structure with a rectangular section.
Preferably, the main body structure is square steel or square pipe.
Preferably, the attachment structure is a rail beam.
Preferably, the additional structure is an i-beam.
Preferably, the upper connecting cover plate, the lower connecting cover plate and the latch plate are prefabricated steel structural members.
Preferably, when the original main structure is in lossless connection with the additionally arranged structure, a plurality of external structures are arranged at intervals.
Compared with the prior art, the utility model has the following beneficial effects:
1. in the utility model, the lower connecting cover plate adopts the design of a opposite-pull type mechanical connecting mechanism, and the upper connecting cover plate and the lower connecting cover plate are further connected and screwed by utilizing bolts, so that the performances of quick installation, disassembly and position adjustment along the original main body structure can be realized, the spacing and the number of the external structures can be adjusted according to the size and the stress requirements of different additional installation structures, and the hanging requirements of different types can be effectively met.
2. According to the utility model, the components are connected with each other through the bolts, and all structural components can be of a full-factory prefabricated steel structure, so that modularization and standardization of the structural components are realized, the production time can be effectively saved, the production cost is reduced, the quality of the components is controlled, meanwhile, the components can be directly and quickly installed on site, and the construction efficiency is improved. In the later maintenance, a certain structural member can be replaced at any time, or the number of external structures can be adjusted and increased according to actual requirements, so that the adaptability of the structure is improved.
3. The utility model aims at the external structure of the nondestructive connection of the steel structure, realizes the rapid connection of the additional structure and the main structure through the mutual anchor connection of the latch plates and the mechanical locking of the bolts, and has the advantages of no damage to the main structure, low cost, high construction efficiency and safe and reliable connection.
Drawings
FIG. 1 is a schematic illustration of an external structure of a lossless connection;
FIG. 2 is a schematic view of the structure of the upper connecting cover plate;
FIG. 3 is a schematic view of the structure of the lower connecting cover plate;
FIG. 4 is a schematic view of the structure of a latch plate;
in the figure: 1-upper connecting cover plate; 2-lower connecting cover plate; 3-bolts; 4-latch plates; 5-a main body structure; 6-additional structure.
Detailed Description
The utility model will now be described in detail with reference to the drawings and specific examples.
Example 1
An external structure for nondestructive connection is shown in fig. 1-4, and is used for the nondestructive connection of an additional structure 6 on an original main body structure 5, and comprises an upper connection cover plate 1, a lower connection cover plate 2 and a bolt plate 4;
the upper connecting cover plate 1 and the lower connecting cover plate 2 are fixedly connected through bolts 3, and a formed annular structure surrounds the outer surface of the main body structure 5;
the bolt board 4 pass prefabricated hole on lower connection apron 2 and the additional installation structure 6, lower connection apron 2, additional installation structure 6 and bolt board 4 pass through bolt 3 fixed connection.
More specifically, in the present embodiment:
as shown in fig. 1, the square tube (main body structure 5) and the hanging track beam (additional structure 6) are connected in a nondestructive manner through a plurality of external structures at intervals.
The external structure comprises an upper connecting cover plate 1 shown in fig. 2, a lower connecting cover plate 2 shown in fig. 3 and a bolt plate 4 shown in fig. 4.
The upper connecting cover plate 1 is shaped like a Chinese character 'ji', and bolt holes for fixing the upper connecting cover plate 2 and the lower connecting cover plate 2 through bolts 3 are arranged on horizontal plates on two sides.
The lower connecting cover plate 2 is H-shaped and consists of end plates at two sides and connecting plates for connecting the two end plates. Wherein the connecting plate is arranged downwards, so that the upper part of the connecting plate and the opening of the upper connecting cover plate 1 can form an annular configuration (completely attached to the main body structure 5) surrounding the main body structure 5; the two sides of the lower end of the connecting plate are respectively provided with a prefabricated hole for passing through the latch plate 4; the upper side of the end plate extends outwards to form a section, and a bolt hole is formed in the end plate and is used for being matched with the upper connecting cover plate 1 through a bolt 3; the outside limit of end plate sets up many stiffening ribs, can effectively improve external structure's joint strength.
The latch plate 4 is provided with a pair, and sequentially penetrates through a preset prefabricated hole on one side end plate of the lower connecting cover plate 2, a preset prefabricated hole on the additional mounting structure 6 and a preset prefabricated hole on the other side end plate of the lower connecting cover plate 2. Bolt holes for penetrating through the bolts 3 are formed in the connecting plate, the bolt plate 4 and the additional structure 6 of the lower connecting cover plate 2, and the lower connecting cover plate 2, the bolt plate 4 and the additional structure 6 are fixedly connected through the bolts 3.
The upper connecting cover plate 1, the lower connecting cover plate 2 and the bolt plate 4 of the external structure are all prefabricated steel structural members, the durability is strong, and each structural member can be modularized and standardized, so that the production cost is reduced, the production efficiency is improved, and the quality control is facilitated.
Because the bolts 3 which can be quickly and conveniently disassembled are adopted among the structural members for fixation, a certain structural member can be replaced at any time according to the situation in the later maintenance, or the number of supporting seat members can be adjusted and increased according to the actual requirements, so that the adaptability of the structure is improved.
The external structure is applied to reality, when the external structure is installed, firstly, the lofting construction is carried out on an upper connecting cover plate 1 and a lower connecting cover plate 2 which are connected with a main body structure 5, the lofting position is fixed by bolts 3, then, a hanging track beam is lifted to the bottom of the lower connecting cover plate 2, through fine adjustment, reserved bolt holes are aligned, then, a bolt plate 4 passes through the lower connecting cover plate 2 and a hanging track beam web hole, and finally, the bolt plate 4 is fixed with the lower connecting cover plate 2 and a hanging track Liang Ningjin through bolts 3.
The previous description of the embodiments is provided to facilitate a person of ordinary skill in the art in order to make and use the present utility model. It will be apparent to those skilled in the art that various modifications can be readily made to these embodiments and the generic principles described herein may be applied to other embodiments without the use of the inventive faculty. Therefore, the present utility model is not limited to the above-described embodiments, and those skilled in the art, based on the present disclosure, should make improvements and modifications without departing from the scope of the present utility model.
Claims (10)
1. An external structure of nondestructive connection is used for the nondestructive connection of an additional structure (6) which is additionally arranged on an original main body structure (5), and is characterized by comprising an upper connection cover plate (1), a lower connection cover plate (2) and a bolt plate (4);
the upper connecting cover plate (1) is fixedly connected with the lower connecting cover plate (2) through bolts (3), and the formed annular structure surrounds the outer surface of the main body structure (5);
the latch plate (4) passes through the prefabricated holes on the lower connecting cover plate (2) and the additional mounting structure (6), and the lower connecting cover plate (2), the additional mounting structure (6) and the latch plate (4) are fixedly connected through bolts (3).
2. The external structure of non-destructive connection according to claim 1, wherein the lower connection cover plate (2) is composed of two end plates and a connection plate for connecting the end plates, and the end plates are provided with prefabricated holes at the lower ends.
3. The externally arranged structure of claim 2 wherein the end plates are provided with stiffening ribs.
4. An external structure for a non-destructive coupling according to claim 2, wherein the latch plates (4) are provided in a pair, one near each side of the end plates.
5. An external structure for non-destructive coupling according to claim 1, wherein said body structure (5) is a rectangular cross-section steel structure.
6. The external structure of a non-destructive coupling according to claim 5, wherein said main structure (5) is square or square.
7. The external structure of a non-destructive coupling according to claim 1, wherein said attachment structure (6) is a rail beam.
8. The externally arranged structure of a non-destructive coupling according to claim 7, wherein said attachment structure (6) is a steel i-beam.
9. The external structure of the nondestructive connection according to claim 1, wherein the upper connection cover plate (1), the lower connection cover plate (2) and the bolt plate (4) are prefabricated steel structural members.
10. An external structure for lossless connection according to any one of claims 1 to 9, wherein a plurality of said external structures are provided at intervals when the additional structure (6) is mounted on the original main structure (5) without damage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222993875.9U CN219081086U (en) | 2022-11-10 | 2022-11-10 | External structure of nondestructive connection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222993875.9U CN219081086U (en) | 2022-11-10 | 2022-11-10 | External structure of nondestructive connection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219081086U true CN219081086U (en) | 2023-05-26 |
Family
ID=86404406
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222993875.9U Active CN219081086U (en) | 2022-11-10 | 2022-11-10 | External structure of nondestructive connection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219081086U (en) |
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2022
- 2022-11-10 CN CN202222993875.9U patent/CN219081086U/en active Active
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