CN215167232U - Steel bar instant-firming connecting device - Google Patents

Abstract

The utility model discloses a reinforcing bar is durable connecting device in twinkling of an eye, including connecting shell and two supporting ring covers, it comprises a cylinder and two round platform sections of thick bamboo to connect the shell, the both ends of cylinder respectively with two round platform section of thick bamboo fixed connection, the welding of the inner wall intermediate position of cylinder has a fixed plate, a spring of each fixedly connected with in both sides of fixed plate, two the spring is kept away from the one end of fixed plate and is respectively with two supporting ring cover fixed connection, a spout has respectively been seted up to the both sides inner wall of cylinder. The utility model discloses after two reinforcing bars are fixed with same connecting device, lie in the cover that rotates on the connection shell through rotating, make three gag lever posts from the shifting chute internal slipping to the spacing inslot, because the groove width of spacing groove reduces gradually, the cell wall of spacing groove will offset in the gag lever post and accomplish fixedly, three gag lever posts will restrict the endwise slip of support ring cover, further strengthen the connection stability of connecting device and reinforcing bar, guarantee connection quality.

Description

Steel bar instant-firming connecting device

Technical Field

The utility model relates to a building coupling mechanism technical field especially relates to reinforcing bar is durable connecting device in twinkling of an eye.

Background

In the construction of a reinforced concrete structure in the field of construction or civil engineering, reinforcing bars are usually embedded in concrete to reinforce the strength of the concrete structure, and in particular, in civil structures such as large buildings, special structures, and bridges, a large number of reinforcing bars need to be laid, and in general, reinforcing bars are produced in a factory with a certain length, and therefore, in civil structures such as large buildings, special structures, and bridges, reinforcing bars having a limited length need to be connected and used.

At present, the steel bar connection technology is mostly bound by adopting iron wires or welded, or is directly connected by screw threads carved on the steel bar by a plurality of skilled workers on site, not only are a plurality of constructors required for the project in the construction project, but also the professional constructors are required to operate and increase the labor cost, a large amount of time is required to be spent, the progress of the project can be greatly reduced, the different steel bar connection modes adopted by different constructors can lead to the problem of uneven construction quality, and therefore, the steel bar instantaneous firm connecting device is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art, and providing a reinforcing steel bar instant solid connecting device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

reinforcing bar is durable connecting device in twinkling of an eye, including connecting shell and two support ring covers, connecting shell comprises a cylinder and two round platform section of thick bamboos, the both ends of cylinder respectively with two round platform section of thick bamboos fixed connection, the welding of the inner wall intermediate position of cylinder has a fixed plate, the spring of each fixedly connected with in both sides of fixed plate, two the spring is kept away from the one end of fixed plate respectively with two support ring cover fixed connection, a spout, every have respectively been seted up to the both sides inner wall of cylinder two slide blocks of one side fixedly connected with, two of support ring cover is close to the spring slide block wind and rain and two spout sliding connection, every be provided with durable device on the support ring cover.

Preferably, firm device includes three piece of grabbing, and is three grab the piece and be 120 each other and set up on the support ring cover, every grab the piece from keeping away from support ring cover one end to being close to support ring cover one end and thickening gradually, every grab the inside wall of piece and seted up a plurality of teeth of grabbing, every adjacent two grab the distance between the tooth and equal, every grab the outside of piece and set up into the inner wall of circular arc inclined plane and round platform section of thick bamboo and offset.

Preferably, an annular groove is formed in the inner side wall of each grabbing block, and a clamping ring is arranged in the annular grooves of the three grabbing blocks.

Preferably, the outer ring wall of each support ring sleeve is provided with three moving grooves and three limiting grooves, the three moving grooves and the three limiting grooves are distributed at included angles of 120 degrees, and each moving groove is communicated with one limiting groove to form an L-shaped connection.

Preferably, every there is a gag lever post common sliding connection in shifting chute and the spacing inslot, respectively seted up three intercommunication groove with fixed plate position symmetry plane on the inner wall of cylinder and be 120 contained angles and distribute, three the gag lever post respectively with three intercommunication groove sliding connection, the cover is equipped with two and rotates the cover on the outer wall of connection shell, three the inner wall fixed connection of the one end that the gag lever post kept away from the spacing groove and a rotation cover.

Preferably, the outer ring surfaces of the two rotating sleeves are provided with anti-slip threads, and the width of each limiting groove is gradually reduced from the groove width close to one end of the moving groove, which is only far away from the moving groove.

The utility model discloses in, compare with prior art, the utility model has the advantages of:

1. the utility model is provided with a firm device, the supporting ring sleeve is pushed upwards under the elastic action of the spring to push the three grabbing blocks upwards, the oblique inner wall of the round table cylinder is utilized to extrude the grabbing blocks, so that the three grabbing blocks are tightly attached to the steel bars, the convex ribs on the steel bars are firmly grabbed by the grabbing teeth on each grabbing block to complete the fixation of the steel bars and the connecting device, two connecting devices are connected and fixed with the two steel bars, thereby completing the quick connection of the two steel bars and greatly improving the engineering progress;

2. the utility model discloses after two reinforcing bars are fixed with same connecting device, lie in the cover that rotates on the connection shell through rotating, make three gag lever posts from the shifting chute internal slipping to the spacing inslot, because the groove width of spacing groove reduces gradually, the cell wall of spacing groove will offset in the gag lever post and accomplish fixedly, three gag lever posts will restrict the endwise slip of support ring cover, further strengthen the connection stability of connecting device and reinforcing bar, guarantee connection quality.

Drawings

Fig. 1 is a three-dimensional view of the external structure of the instant reinforcing bar fastening and connecting device of the present invention;

fig. 2 is a three-dimensional view of the internal structure of the instant reinforcing bar fastening and connecting device of the present invention;

fig. 3 is a structural front view of the instant reinforcing bar fastening and connecting device of the present invention;

FIG. 4 is a cross-sectional view taken along line A-A of FIG. 3;

fig. 5 is an enlarged schematic view of the connection device for instantaneous reinforcing bar firming according to the present invention at the position B;

fig. 6 is a schematic structural view of a grabbing block part in the instant reinforcing bar fastening connection device of the present invention;

fig. 7 is a schematic structural view of the supporting ring sleeve portion in the reinforcing bar instant fastening connection device of the present invention.

In the figure: the device comprises a connecting shell 1, a cylinder 101, a circular truncated cone 102, a fixing plate 2, a spring 3, a supporting ring sleeve 4, a sliding groove 5, a sliding block 6, a grabbing block 7, a grabbing tooth 8, an annular groove 9, a clamping ring 10, a moving groove 11, a limiting groove 12, a limiting rod 13, a communicating groove 14 and a rotating sleeve 15.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-7, the reinforcing bar connection device that is firm in twinkling of an eye, including connecting shell 1 and two bearing ring covers 4, connecting shell 1 comprises a cylinder 101 and two round platform section of thick bamboo 102, the both ends of cylinder 101 respectively with two round platform section of thick bamboo 102 fixed connection, the welding of the inner wall intermediate position of cylinder 1 has a fixed plate 2, each fixedly connected with spring 3 in the both sides of fixed plate 2, the one end that fixed plate 2 was kept away from to two springs 3 respectively with two bearing ring covers 4 fixed connection, a spout 5 has respectively been seted up to the both sides inner wall of cylinder 1, every bearing ring cover 4 is close to one side fixedly connected with two sliders 6 of spring 3, two sliders 6 weathers and two spout 5 sliding connection, be provided with firm device on every bearing ring cover 4.

The solid device includes that the three piece 7 of grabbing, the three piece 7 of grabbing is 120 each other and sets up on supporting ring cover 4, every piece 7 of grabbing is from keeping away from 4 one ends of supporting ring cover to being close to 4 one ends of supporting ring cover bodiniess gradually, every 7 inside walls of grabbing have been seted up a plurality of teeth 8 of grabbing, every adjacent two distances of grabbing between the teeth 8 equal, every outside of grabbing piece 7 sets up to the circular arc inclined plane and offsets with the inner wall of a round platform section of thick bamboo 102, every inside wall of grabbing piece 7 has seted up ring channel 9, be provided with a snap ring 10 in the ring channel 9 of three piece 7 of grabbing jointly.

Three shifting chute 11 and three spacing groove 12 have been seted up on the outer rampart of every support ring cover 4, be 120 contained angle distributions each other between three shifting chute 11 and the three spacing groove 12, every shifting chute 11 is the L type with a spacing groove 12 intercommunication and is connected, common sliding connection has a gag lever post 13 in every shifting chute 11 and the spacing groove 12, respectively seted up three intercommunication groove 14 with 2 planes of symmetry of fixed plate on the inner wall of cylinder 101 and be 120 contained angle distributions, three gag lever post 13 respectively with three intercommunication groove 14 sliding connection, the cover is equipped with two and rotates cover 15 on the outer wall of connecting shell 1, the one end that spacing groove 12 was kept away from to three gag lever posts 13 and the inner wall fixed connection that rotates cover 15, seted up anti-skidding line (for drawing in the figure) on two outer annular of rotating cover 15, every spacing groove 12 reduces from the groove width that is close to shifting chute 11 only keeps away from the one end of shifting chute 11 gradually.

The utility model discloses in, when using, insert the end of reinforcing bar from connecting shell 1 last one end round platform section of thick bamboo 102 department, fin on the reinforcing bar gets into the in-process reinforcing bar can promote three 7 removal of grabbing to make 4 pressurized slides inwards of support ring cover extrude spring 3, after the reinforcing bar end offsets with fixed plate 2, 4 upwards promote to make three grabbing 7 of grabbing of support ring cover at spring 3's elastic action under bracing ring cover, utilize the slant inner wall of round platform section of thick bamboo 102 to extrude grabbing 7, make three grabbing 7 and the reinforcing bar tightly laminate, every grabs tooth 8 on 7 firmly grabs the fin on with the reinforcing bar, accomplish reinforcing bar and connecting device's fixed, another reinforcing bar can be fast with connecting device's fixed as last operation, thereby accomplish the high-speed joint of two reinforcing bars, the engineering progress is greatly improved.

After two reinforcing bars are fixed with same connecting device, two rotatable covers 15 on rotatable being located connecting shell 1 drive three gag lever post 13 respectively and slide along connecting shell 1 goes up intercommunication groove 14, the one end that makes gag lever post 13 be located supporting ring cover 4 slides to spacing groove 12 from shifting chute 11, because the groove width of spacing groove 12 reduces gradually, the cell wall of spacing groove 12 will offset in gag lever post 13 and accomplish fixedly, three gag lever posts will restrict the axial slip of supporting ring cover 2, further strengthen the connection stability of connecting device and reinforcing bar, guarantee the connection quality.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (6)

1. The reinforcing steel bar instantaneous firm connecting device comprises a connecting shell (1) and two supporting ring sleeves (4), and is characterized in that the connecting shell (1) consists of a cylinder (101) and two circular table cylinders (102), two ends of the cylinder (101) are fixedly connected with the two circular table cylinders (102) respectively, a fixing plate (2) is welded at the middle position of the inner wall of the cylinder (101), two sides of the fixing plate (2) are fixedly connected with a spring (3), one end, far away from the fixing plate (2), of each spring (3) is fixedly connected with the two supporting ring sleeves (4) respectively, two sliding grooves (5) are formed in the inner walls of two sides of the cylinder (101), one side, close to the spring (3), of each supporting ring sleeve (4) is fixedly connected with two sliding blocks (6), and the two sliding blocks (6) are in wind and rain sliding connection with the two sliding grooves (5), each supporting ring sleeve (4) is provided with a firm device.

2. The reinforcing steel bar instantaneous strong connecting device according to claim 1, characterized in that the strong device comprises three grabbing blocks (7), the three grabbing blocks (7) are arranged on the supporting ring sleeve (4) at 120 degrees to each other, each grabbing block (7) is gradually thickened from one end far away from the supporting ring sleeve (4) to one end close to the supporting ring sleeve (4), a plurality of grabbing teeth (8) are arranged on the inner side wall of each grabbing block (7), the distance between every two adjacent grabbing teeth (8) is equal, and the outer side of each grabbing block (7) is arranged in a circular arc inclined plane to abut against the inner wall of the circular truncated cone (102).

3. The instantaneous reinforcing steel bar strong connecting device according to claim 2, wherein an annular groove (9) is formed in the inner side wall of each grabbing block (7), and a clamping ring (10) is arranged in the annular grooves (9) of the three grabbing blocks (7) together.

4. The reinforcing steel bar instantaneous strong connecting device according to claim 1, characterized in that the outer ring wall of each supporting ring sleeve (4) is provided with three moving grooves (11) and three limiting grooves (12), the three moving grooves (11) and the three limiting grooves (12) are distributed at an included angle of 120 degrees with each other, and each moving groove (11) is communicated with one limiting groove (12) to form an L-shaped connection.

5. The instantaneous reinforcing steel bar strong connecting device according to claim 4, wherein a limiting rod (13) is connected in each of the moving grooves (11) and the limiting grooves (12) in a sliding manner, three communicating grooves (14) are respectively formed in the inner wall of the cylinder (101) on the symmetrical plane of the position of the fixing plate (2) and distributed at an included angle of 120 degrees, the three limiting rods (13) are respectively connected with the three communicating grooves (14) in a sliding manner, two rotating sleeves (15) are sleeved on the outer wall of the connecting shell (1), and one ends of the three limiting rods (13) far away from the limiting grooves (12) are fixedly connected with the inner wall of one rotating sleeve (15).

6. A reinforcing steel bar instantaneous strong connecting device according to claim 5, characterized in that the outer ring surfaces of the two rotating sleeves (15) are provided with anti-slip threads, and the width of each limiting groove (12) is gradually reduced from the end close to the moving groove (11) and only far away from the moving groove (11).

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