CN211597383U - Steel bar connecting device for beam of steel reinforced concrete composite structure - Google Patents
Steel bar connecting device for beam of steel reinforced concrete composite structure Download PDFInfo
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- CN211597383U CN211597383U CN201820735733.3U CN201820735733U CN211597383U CN 211597383 U CN211597383 U CN 211597383U CN 201820735733 U CN201820735733 U CN 201820735733U CN 211597383 U CN211597383 U CN 211597383U
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Abstract
The utility model relates to a bar connection field especially relates to a shaped steel concrete integrated configuration roof beam bar connection device, including the connecting piece body, the connecting piece body includes fixed part and connecting pipe, the front end of connecting pipe embeds two sets of expansion pieces that interval distribution from top to bottom, and the front end of connecting pipe stretches into in the fixed part and connects through expansion piece and fixed part joint, the expansion piece includes two symmetrical interval distribution and the fly leaf that is connected through the spring, and two spliced poles have been laid respectively around on the outer wall of two fly leaves, the one end of spliced pole is worn out from the pipe wall of connecting pipe, and the tip of one of them spliced pole and the circular recess in the fixed part are each other the joint, and another spliced pole is located the outside of fixed part and with the lateral wall laminating contact of fixed; and a fastening screw is arranged at the tail end of the connecting pipe. The utility model has the advantages of being simple in structure and convenient in operation, made things convenient for the dismantlement work in later stage greatly, the effectual construction speed that has improved.
Description
Technical Field
The utility model relates to a steel bar connection field especially relates to a shaped steel concrete integrated configuration roof beam steel bar connection device.
Background
The mechanical connection of reinforcing bars is a new reinforcing bar connection technology, called as 'third generation reinforcing bar joint' after binding and electric welding, and has the advantages of higher joint strength than reinforcing bar base metal, five times faster speed than electric welding, no pollution, steel saving by 20%, etc.
Currently, the types of mechanical connection joints for reinforcing steel bars commonly used in the market are: (1) the connecting device comprises a sleeve extrusion connecting joint, (2) a taper thread connecting joint and (3) a straight thread connecting joint. Because the cross-sectional area of parent metal can be weakened to the path of processing screw thread, has reduced joint strength, can only reach 85% ~ 95% of the actual tensile strength of parent metal, often need carry out two liang of connections during the reinforcing bar uses, and present reinforcing bar connected mode adopts the ligature overlap joint more, connects hard, troublesome, and the later stage is difficult for dismantling extremely, seriously reduces the efficiency of construction.
Disclosure of Invention
The utility model aims at providing a dismantle convenient, can effectively improve efficiency of construction's shaped steel concrete integrated configuration roof beam steel bar connection device.
In order to solve the technical problem, the utility model provides a following technical scheme:
the connecting device for the beam steel bars of the steel reinforced concrete composite structure comprises a connecting piece body, wherein the connecting piece body comprises a fixed part and a connecting pipe, the fixed part is of a square structure, two groups of telescopic pieces which are distributed at intervals up and down are arranged in the front end of the connecting pipe, the front end of the connecting pipe extends into the fixed part and is connected with the fixed part in a clamping mode through the telescopic pieces, a connecting port is formed in the fixed part in the clamping mode, circular grooves are distributed in the connecting port, and the telescopic pieces and the connecting port are mutually inserted and connected with the circular grooves in a clamping mode; the telescopic piece comprises two movable plates which are symmetrically distributed at intervals and connected through a spring, the movable plates are semi-arc-shaped, two connecting columns are respectively distributed on the outer walls of the two movable plates at intervals front and back, one ends of the connecting columns penetrate out of the tube walls of the connecting tubes, the end part of one connecting column is clamped with the circular groove, and the other connecting column is positioned on the outer side of the fixed part and is in contact with the outer side wall of the fixed part in a fitting manner; and a fastening screw is arranged at the tail end of the connecting pipe.
Furthermore, one end of the movable plate is provided with an arc-shaped gap, and the length of the gap is equal to that of the movable plate.
Furthermore, a plurality of bulges are distributed on the surface of the notch.
Furthermore, the outer wall of the connecting column is provided with a thread line.
Furthermore, connectors are respectively arranged on three adjacent surfaces of the fixing part, circular grooves are respectively distributed in the connectors in an up-down or left-right symmetrical mode, and the depth of each circular groove is not smaller than the distance between the two groups of telescopic pieces.
Furthermore, the cross section of the connecting column positioned outside the fixing part is in a segment shape.
The utility model has the advantages that: the utility model has the advantages of simple structure and convenient operation, the fixed part on the connecting piece body is connected with the connecting pipe in a clamping manner, the connecting structure is simple, the connection is rapid and convenient, the fixed part and the connecting pipe can be disassembled and connected, thereby greatly facilitating the later disassembling work, having rapid construction speed and moderate price, and having larger development prospect; the transversal of the spliced pole that is located the fixed part outside is personally submitted the round segmental shape, makes the contact surface in spliced pole and the fixed part outside be the plane, increases area of contact, improves the stability that fixed part and connecting pipe are connected, has laid the thread on the outer wall of spliced pole, friction when increasing spliced pole and other part cooperations, the steadiness of improvement connection.
Drawings
Fig. 1 is the utility model relates to a shaped steel concrete integrated configuration roof beam steel bar connection device's schematic structure.
Fig. 2 is the utility model relates to a structural schematic of shaped steel concrete composite construction roof beam steel bar connection device's fixed part.
Fig. 3 is the utility model discloses a shaped steel concrete integrated configuration roof beam steel bar connection device's spatial structure schematic diagram.
Fig. 4 is the utility model discloses a structural schematic of shaped steel concrete integrated configuration roof beam steel bar connection device's fly leaf.
Sequence numbers in the drawings: the fixing part is 1, the connecting pipe is 2, the connecting port is 3, the circular groove is 4, the spring is 5, the movable plate is 6, the connecting column is 7, the fastening screw is 8, the notch is 9, and the protrusion is 10.
Detailed Description
The following detailed description of embodiments of the present invention will be made with reference to the accompanying drawings.
As shown in fig. 1 to 4, a beam reinforcement connecting device with a steel reinforced concrete composite structure comprises a connecting piece body, wherein the connecting piece body comprises a fixed part 1 and a connecting pipe 2, the fixed part 1 is of a square structure, two groups of telescopic pieces which are distributed at intervals up and down are arranged in the front end of the connecting pipe 2, the front end of the connecting pipe 2 extends into the fixed part 1 and is connected with the fixed part 1 in a clamping manner through the telescopic pieces, a connecting port 3 is formed in the fixed part 1 in the clamping manner, a circular groove 4 is distributed in the connecting port 3, and the telescopic pieces and the connecting port 3 are mutually inserted and connected with the circular groove 4 in a clamping manner; the telescopic part comprises two movable plates 6 which are symmetrically distributed at intervals and connected through springs 5, the movable plates 6 are in a semi-arc shape, two connecting columns 7 are respectively distributed on the outer walls of the two movable plates 6 at intervals front and back, one ends of the connecting columns 7 penetrate out of the pipe wall of the connecting pipe 2, the end part of one connecting column 7 is clamped with the circular groove 4, the other connecting column 7 is positioned on the outer side of the fixed part 1 and is in contact with the outer side wall of the fixed part 1 in a fitting manner, and the cross section of the connecting column 7 positioned on the outer side of the fixed part 1 is in a segment; and a fastening screw 8 is arranged at the tail end of the connecting pipe 2.
An arc-shaped gap 9 is formed in one end of the movable plate 6, and the length of the gap 9 is equal to that of the movable plate 6; the surface of the gap 9 is provided with a plurality of bulges 10.
And the outer wall of the connecting column 7 is provided with a thread line.
The three adjacent surfaces of the fixing part 1 are respectively provided with a connecting port 3, circular grooves 4 are respectively distributed in the connecting ports 3 in an up-down or left-right symmetrical mode, and the depth of each circular groove 4 is not less than the distance between the two groups of telescopic parts.
During assembly, the connecting column 7 close to the starting end of the connecting pipe 2 is pressed, the spring 5 drives the connecting column 7 and the movable plate 6 to move under stress, the starting end of the connecting pipe 2 penetrates into the fixed part from the connector 3, the connecting column 7 moves to the circular groove 4, the spring 5 is opened, the connecting column 7 is placed in the circular groove 4 to be fixed, at the moment, the other connecting column 7 is in contact with the outer side wall of the fixed part 1 in a fitting manner, the assembly operation of the connecting pipe 2 and the fixed part 1 is completed, the steel bars penetrate into the connecting pipe 2 and penetrate between two groups of telescopic parts which are distributed at intervals up and down, the heads of the steel bars are preliminarily pressed and fixed by the two groups of telescopic parts, meanwhile, the steel bars are pressed by the fastening screws 8 at the tail end of; when dismantling, press the spliced pole 7 with the outer wall laminating contact of fixed part 1, spring 5 atress compression drives the motion of fly leaf 6, makes the spliced pole 7 that is located circular recess 4 roll back, unloads connecting pipe 2 from fixed part 1, later unloads the reinforcing bar through unscrewing fastening screw 8.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, and the scope of the invention is to be accorded the full scope of the claims.
Claims (6)
1. The beam steel bar connecting device with the steel reinforced concrete composite structure comprises a connecting piece body and is characterized in that the connecting piece body comprises a fixed part and a connecting pipe, the fixed part is of a square structure, two groups of telescopic pieces which are distributed at intervals up and down are arranged in the front end of the connecting pipe, the front end of the connecting pipe extends into the fixed part and is connected with the fixed part in a clamping mode through the telescopic pieces, a connecting port is formed in the fixed part in the clamping mode, circular grooves are distributed in the connecting port, and the telescopic pieces are mutually inserted into the connecting port and are mutually clamped with the circular grooves; the telescopic piece comprises two movable plates which are symmetrically distributed at intervals and connected through a spring, the movable plates are semi-arc-shaped, two connecting columns are respectively distributed on the outer walls of the two movable plates at intervals front and back, one ends of the connecting columns penetrate out of the tube walls of the connecting tubes, the end part of one connecting column is clamped with the circular groove, and the other connecting column is positioned on the outer side of the fixed part and is in contact with the outer side wall of the fixed part in a fitting manner; and a fastening screw is arranged at the tail end of the connecting pipe.
2. The device of claim 1, wherein the movable plate has an arc-shaped gap at one end, and the gap is equal to the movable plate.
3. The device of claim 2, wherein the surface of the gap is provided with a plurality of protrusions.
4. The device for connecting steel bars of a steel reinforced concrete composite structure beam according to claim 1, wherein the outer wall of the connecting column is provided with a thread line.
5. The beam-reinforcing connecting device of a steel reinforced concrete composite structure of claim 1, wherein the three adjacent surfaces of the fixing part are respectively provided with a connecting port, circular grooves are respectively distributed in the connecting ports in an up-down or left-right symmetrical manner, and the depth of each circular groove is not less than the distance between the two groups of telescopic parts.
6. The device of claim 1, wherein the cross section of the connecting column outside the fixing portion is in the shape of a segment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820735733.3U CN211597383U (en) | 2018-05-17 | 2018-05-17 | Steel bar connecting device for beam of steel reinforced concrete composite structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820735733.3U CN211597383U (en) | 2018-05-17 | 2018-05-17 | Steel bar connecting device for beam of steel reinforced concrete composite structure |
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| Publication Number | Publication Date |
|---|---|
| CN211597383U true CN211597383U (en) | 2020-09-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820735733.3U Active CN211597383U (en) | 2018-05-17 | 2018-05-17 | Steel bar connecting device for beam of steel reinforced concrete composite structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113202259A (en) * | 2021-05-10 | 2021-08-03 | 四川省建筑科学研究院有限公司 | Anti-cracking overhead terrace construction method and structure thereof |
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2018
- 2018-05-17 CN CN201820735733.3U patent/CN211597383U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113202259A (en) * | 2021-05-10 | 2021-08-03 | 四川省建筑科学研究院有限公司 | Anti-cracking overhead terrace construction method and structure thereof |
| CN113202259B (en) * | 2021-05-10 | 2021-11-12 | 四川省建筑科学研究院有限公司 | Anti-cracking overhead terrace construction method and structure thereof |
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