CN209854917U - Steel member fastening device - Google Patents
Steel member fastening device Download PDFInfo
- Publication number
- CN209854917U CN209854917U CN201920383255.9U CN201920383255U CN209854917U CN 209854917 U CN209854917 U CN 209854917U CN 201920383255 U CN201920383255 U CN 201920383255U CN 209854917 U CN209854917 U CN 209854917U
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- China
- Prior art keywords
- shaped
- clamping plate
- connecting device
- steel
- middle fixing
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- Expired - Fee Related
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- Joining Of Building Structures In Genera (AREA)
Abstract
The utility model provides a steel member fastening device, which comprises a connecting device and a U-shaped fastener, wherein the connecting device comprises an upper clamping plate and a lower clamping plate, and is provided with caulking grooves with C-shaped cross sections, two middle fixing plates are arranged on two sides of a notch, so that a cavity with an I-shaped cross section is formed inside the connecting device; the upper clamping plate and the lower clamping plate are provided with first threaded holes, and the middle fixing plate is provided with second threaded holes which are in threaded connection with screws; one end of the U-shaped fastener is connected with the side wall of the middle fixing plate, and the other end of the U-shaped fastener is connected with the I-shaped steel component to be connected; and embedding the two I-steel components to be connected from the two ends of the connecting device respectively, screwing the screws tightly, welding one end of the U-shaped fastener with the I-steel components to be connected, and fixedly connecting the two I-steel components to be connected. The utility model discloses combine welding and two kinds of connected modes of bolt, it is convenient that the installation is dismantled, has avoided permanent use back simultaneously, and the problem that the screw takes place to loosen and takes off has guaranteed stability and security.
Description
Technical Field
The utility model belongs to the technical field of the steel construction technique and specifically relates to a steel member fastener.
Background
The steel structure is taken as a representative of green buildings, the whole structure is light in weight, the construction speed is high, the anti-seismic performance and the safety performance are excellent, all components are prefabricated in factories, the construction progress is high, and the comprehensive cost advantage is more obvious. The steel structure is used as a component of a building main body subsection project, and after components such as steel columns, steel beams and steel supports are transported to a construction site in construction, the steel structures are welded and connected, fasteners are connected and the like, so that the construction site is assembled immediately and fixed permanently. The prior art adopts the welded fixed mode, not only reduces the equipment speed and can't make connecting device carry out the high-speed joint to shaped steel structure, can't make to connect and dismantle and become more rapid, reduces work efficiency. In addition, the problem that the screw is easy to loosen after the part of the connecting mode which adopts bolt fastening is used for a long time.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a steel member fastener solves the technical problem that current steel construction connected mode work efficiency is low.
In order to achieve the above object, the utility model provides a following technical scheme:
a steel member fastening device comprises a connecting device, wherein the connecting device comprises an upper clamping plate and a lower clamping plate which are transversely arranged, caulking grooves with C-shaped sections are formed in the upper clamping plate and the lower clamping plate, two middle fixing plates are longitudinally arranged on two sides of a rabbet of each caulking groove respectively and used for connecting the upper caulking groove and the lower caulking groove, so that the section of the connecting device formed by the upper clamping plate, the lower clamping plate and the middle fixing plates is I-shaped, and a cavity with the I-shaped section is formed inside the connecting device; the upper clamping plate and the lower clamping plate are provided with first threaded holes, the middle fixing plate is provided with second threaded holes, and the first threaded holes and the second threaded holes are both in threaded connection with screws; the connecting device also comprises a U-shaped fastener, wherein one end of the U-shaped fastener is fixedly connected with the side wall of the middle fixing plate, and the other end of the U-shaped fastener is fixedly connected with the I-shaped steel member to be connected; when the end parts of the two I-steel components to be connected are respectively embedded into the I-shaped grooves at the two ends of the connecting device, the screws are screwed tightly, one end of the U-shaped fastener is welded with the I-steel components to be connected, and the two I-steel components to be connected are fixedly connected.
In a preferred embodiment, one end of each of the two U-shaped fasteners is fixedly connected to the side wall of the intermediate fixing plate, and the other end of each of the two U-shaped fasteners is welded to the two i-steel members to be connected on the two sides of the connecting device.
In a preferred embodiment, the arrangement positions of the two U-shaped fasteners on the side wall of the middle fixing plate are staggered.
In a preferred embodiment, the connecting device is made of stainless steel, and the upper clamping plate, the lower clamping plate and the middle fixing plate are fixedly connected by welding.
In a preferred embodiment, washers are provided between the first threaded hole, the second threaded hole and the screws.
The utility model discloses a steel member fastener, simple structure combines welding and two kinds of connected modes of bolt, can imbed the I-shaped groove at connecting device both ends respectively with the tip of two I-steel structures of treating to connect, through the screw with first screw hole and second screw hole alignment spiral shell tight to treat with two one ends of two U type fasteners respectively and connect the welding of I-steel component, with two I-steel component fastening connections. The screw is used for connection, the installation efficiency is high, the field welding operation mode is avoided, the operation construction environment is effectively improved, the working efficiency is improved, the installation and the disassembly are convenient and quick, the connection strength is high, and the connection is safe and reliable. Meanwhile, the problem that the screw is loosened after long-term use is avoided by combining a welding connection mode, and stability and safety are guaranteed.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of a steel member fastening device of the present invention;
fig. 2 is a schematic structural diagram of an embodiment of the present invention.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings of the present invention, and obviously, the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
According to fig. 1-2, illustrate a steel member fastener of the utility model, including connecting device, above-mentioned connecting device is including the last cardboard 1 and lower cardboard 2 that transversely set up, all set up the caulking groove that the cross-section is the C type on going up cardboard 1 and lower cardboard 2, vertically set up two middle fixed plates 3 on the caulking groove notch both sides respectively for connect upper portion caulking groove and lower part caulking groove, make the connecting device's that goes up cardboard 1, cardboard 2 and middle fixed plate 2 constitute cross-section be the I shape, and connecting device's inside formation cross-section is the cavity of I shape, as shown in fig. 1. A first threaded hole 4 is formed in the upper clamping plate 1 and the lower clamping plate 2, a second threaded hole 5 is formed in the middle fixing plate 3, and screws are screwed in the first threaded hole 4 and the second threaded hole 5; the connecting device also comprises a U-shaped fastener 6, wherein one end of the U-shaped fastener 6 is fixedly connected with the side wall of the middle fixing plate 3, and the other end of the U-shaped fastener 6 is fixedly connected with an I-shaped steel member 7 to be connected; when the end parts of the two I-steel components 7 to be connected are respectively embedded into the I-shaped grooves at the two ends of the connecting device, the screws are screwed tightly, one end of the U-shaped fastener 6 is welded with the I-steel components 7 to be connected, and the two I-steel components 7 to be connected are fixedly connected.
Preferably, one end of each of the two U-shaped fastening members 6 is fixedly connected to the side wall of the middle fixing plate 3, and the other end of each of the two U-shaped fastening members 6 is welded to two i-steel members 7 to be connected at two sides of the connecting device, as shown in fig. 2. Preferably, the positions of the two U-shaped fastening members 6 on the side wall of the middle fixing plate 3 are staggered, so that the two i-steel members 7 to be connected are fastened at different positions respectively, and the stability is improved. Above-mentioned connecting device is stainless steel, can be anticorrosive and rust, can use longer time, and go up all through welded fastening connection between cardboard 1, lower cardboard 2 and the middle fixed plate 3. Be equipped with the packing ring between above-mentioned first screw hole 4, second screw hole 5 and the screw, the installation and the dismantlement of the screw of being convenient for effectively prevent that the plate is impaired, increase of service life.
In the above embodiment, the end portions of two to-be-connected i-steel members 7 are respectively embedded from the i-shaped grooves at the two ends of the connecting device, so that the joint surfaces at the two ends of the two to-be-connected i-steel members 7 respectively slide into the C-shaped caulking grooves of the upper clamping plate 1 and the lower clamping plate 2 of the connecting device to be fixed, the bearing surfaces are embedded into the middle gap of the two middle fixing plates 3 to be fixed, the screws on the first threaded holes 4 and the second threaded holes 5 are fastened and connected, one end of the U-shaped fastener 6 is welded with the to-be-connected i-steel members 7, and the two to-be-connected i-steel members 7 are fixedly connected.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (5)
1. A steel member fastening device characterized in that: the connecting device comprises a connecting device, wherein the connecting device comprises an upper clamping plate and a lower clamping plate which are transversely arranged, caulking grooves with C-shaped sections are respectively formed in the upper clamping plate and the lower clamping plate, two middle fixing plates are respectively and longitudinally arranged on two sides of the rabbet of each caulking groove and used for connecting the upper caulking groove with the lower caulking groove, so that the section of the connecting device formed by the upper clamping plate, the lower clamping plate and the middle fixing plates is I-shaped, and a cavity with the I-shaped section is formed inside the connecting device; the upper clamping plate and the lower clamping plate are provided with first threaded holes, the middle fixing plate is provided with second threaded holes, and the first threaded holes and the second threaded holes are both in threaded connection with screws; the connecting device also comprises a U-shaped fastener, wherein one end of the U-shaped fastener is fixedly connected with the side wall of the middle fixing plate, and the other end of the U-shaped fastener is fixedly connected with the I-shaped steel member to be connected; when the end parts of the two I-steel components to be connected are respectively embedded into the I-shaped grooves at the two ends of the connecting device, the screws are screwed tightly, one end of the U-shaped fastener is welded with the I-steel components to be connected, and the two I-steel components to be connected are fixedly connected.
2. A steel member fastening device according to claim 1, characterized in that: and one ends of the two U-shaped fasteners are fixedly connected to the side wall of the middle fixing plate, and the other ends of the two U-shaped fasteners are respectively welded with the two I-shaped steel members to be connected on the two sides of the connecting device.
3. A steel member fastening device according to claim 2, characterized in that: the arrangement positions of the two U-shaped fasteners on the side wall of the middle fixing plate are staggered.
4. A steel member fastening device as claimed in claim 1, 2 or 3, characterized in that: the connecting device is made of stainless steel, and the upper clamping plate, the lower clamping plate and the middle fixing plate are fixedly connected through welding.
5. A steel member fastening device according to claim 4, characterized in that: and washers are arranged among the first threaded holes, the second threaded holes and the screws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920383255.9U CN209854917U (en) | 2019-03-25 | 2019-03-25 | Steel member fastening device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920383255.9U CN209854917U (en) | 2019-03-25 | 2019-03-25 | Steel member fastening device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209854917U true CN209854917U (en) | 2019-12-27 |
Family
ID=68934864
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920383255.9U Expired - Fee Related CN209854917U (en) | 2019-03-25 | 2019-03-25 | Steel member fastening device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209854917U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112459253A (en) * | 2020-11-19 | 2021-03-09 | 马紫严 | Scalable building steel construction connecting piece |
-
2019
- 2019-03-25 CN CN201920383255.9U patent/CN209854917U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112459253A (en) * | 2020-11-19 | 2021-03-09 | 马紫严 | Scalable building steel construction connecting piece |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191227 Termination date: 20210325 |