CN217292142U

CN217292142U - Connecting device for bridge assembly of municipal bridge engineering

Info

Publication number: CN217292142U
Application number: CN202221030631.4U
Authority: CN
Inventors: 杨振华; 胡平平; 王卿
Original assignee: CCCC First Highway Engineering Co Ltd
Current assignee: CCCC First Highway Engineering Co Ltd
Priority date: 2022-04-29
Filing date: 2022-04-29
Publication date: 2022-08-26
Anticipated expiration: 2032-04-29

Abstract

The utility model discloses a connecting device for bridge assembly of municipal bridge engineering, including electric bolt spanner, the tip of electric bolt spanner is fixed with twists and closes the head, the side of electric bolt spanner is provided with the battery, the side of electric bolt spanner has seted up the spread groove, the tip of battery is fixed with the connecting block, the connecting block is connected with the spread groove block, the surface symmetry of connecting block has seted up the guide way, the inner wall symmetry of spread groove is fixed with the guide block, guide block and guide way sliding connection; the utility model discloses a battery of design for when needs carry and use electric bolt spanner, can let the battery be connected with electric bolt spanner through spread groove, connecting block, spacing groove and the gag lever post of design, so that supply power to electric bolt spanner through the battery and use, current technique compares has made things convenient for electric bolt spanner's the use work of carrying greatly, needn't be restricted by the power cord again.

Description

Connecting device for bridge assembly of municipal bridge engineering

Technical Field

The utility model belongs to the technical field of bridge assembly connecting device, concretely relates to a connecting device for bridge assembly of municipal bridge engineering.

Background

The assembled municipal bridge engineering means that the whole-hole beam body is prefabricated in a bridge prefabrication factory or a prefabrication field in a transverse fragmentation mode (or whole hole) mode or a longitudinal segmentation mode, products are transported to a bridge position after being qualified, the bridge is installed in place, a connecting device is needed to be used for screwing bolts in the process of connecting the bridge and the beam body, an electric bolt wrench is needed to be used for screwing and fixing at the moment, the electric bolt wrench is an electric tool for screwing and unscrewing bolts and nuts, and the assembled municipal bridge engineering is a tool for screwing high-strength bolts. The high-strength bolt screwing device is used for initial screwing, final screwing and initial screwing of a torsional shear type high-strength bolt in the construction of mounting a large hexagon head high-strength bolt on a steel structure bridge, a factory building, a chemical industry and power generation equipment, and has strict requirements on the torque or the axial force of a bolt fastener.

Current electric bolt spanner generally all connects the electricity to use through the plug wire, and when needs carried and use electric bolt spanner, the mode that should connect the electricity to use can lead to electric bolt spanner to be spacing by the power cord, uses to get up and has certain limitation, and the unable free use of carrying.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a connecting device that is used for bridge assembly of municipal bridge engineering to this electric bolt spanner who proposes in solving above-mentioned background art uses the problem that has the limitation because of the reason of power cord.

In order to achieve the above object, the utility model provides a following technical scheme: a connecting device for bridge assembly of municipal bridge engineering comprises an electric bolt wrench, a bolt screwing connection can be carried out on an assembled bridge, a screwing head is fixed at the end of the electric bolt wrench and can be screwed with a bolt connection, a storage battery is arranged on the side face of the electric bolt wrench, the electric bolt wrench is supplied with power through the storage battery and can be separated from the limitation of a power line, a connecting groove is formed in the side face of the electric bolt wrench, a connecting block is fixed at the end of the storage battery and is connected with the connecting groove in a clamping mode, the limiting groove can be aligned with an embedded groove accurately and unmistakably, a guide groove is symmetrically formed in the surface of the connecting block, guide blocks are symmetrically fixed on the inner wall of the connecting groove and are connected with the guide groove in a sliding mode, and the connecting block can be clamped into the connecting groove accurately, the spacing groove has been seted up to the bilateral symmetry of connecting block, built-in groove has been seted up to the inner wall symmetry of spread groove, the inside in built-in groove is provided with the gag lever post, the tip and the spacing groove block of gag lever post are connected, can let connecting block and spread groove fixed connection, the inside in built-in groove is fixed with the telescopic link of being connected with the gag lever post, the surface cover of telescopic link is equipped with expanding spring, can drive the inside of gag lever post from built-in groove and reset and pop out, the operation groove has been seted up for the bilateral symmetry of spread groove to electric bolt spanner's side, the inside in operation groove runs through and sets up the groove that runs through to built-in inslot portion, the inside in operation groove is provided with runs through the operation piece that runs through inslot portion and be connected with the gag lever post, can stir the inside in built-in groove of gag lever post retraction.

Preferably, the tip cover of twisting the head is equipped with the protective cover, can protect twisting the head through the protective cover, the fixed surface of twisting the head has magnet A, the inner wall symmetry of protective cover is fixed with magnet B, magnet B adsorbs with magnet A to be connected, can adsorb on the surface of twisting the head by the protective cover and carry out spacing protection.

Preferably, the tip of protective cover is the arc structure, the pulling protective cover that can relax, the surface of protective cover is provided with anti-skidding strip.

Preferably, an operating handle is fixed to the other side of the electric bolt wrench, so that the electric bolt wrench can be operated conveniently through a switch, and a switch is arranged on the inner side of the operating handle.

Preferably, the surface of the limiting rod is provided with a sliding groove which can play a role in moving and guiding the limiting rod, and the inner wall of the built-in groove is fixed with a sliding block.

Preferably, the cross section of the built-in groove is of a rectangular structure, the limiting rod can be moved out from the inside of the built-in groove and accurately clamped into the inside of the limiting groove, and the cross section of the built-in groove is equal to that of the limiting groove.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a battery of design for when needs carry and use electric bolt spanner, can let the battery be connected with electric bolt spanner through spread groove, connecting block, spacing groove and the gag lever post of design, so that supply power to electric bolt spanner through the battery and use, current technique compares has made things convenient for electric bolt spanner's the use work of carrying greatly, needn't be restricted by the power cord again.

2. The utility model discloses a protective cover of design for when not using electric bolt spanner, can adsorb through the magnet A and the magnet B of design and be connected, make the protective cover can adsorb the cover and establish and protect on the surface of twisting the head of closing, avoid the dust to fall into the inside of twisting the head of closing.

Drawings

Fig. 1 is a schematic view of the appearance structure of the present invention;

fig. 2 is an enlarged schematic view of the point a of fig. 1 in the present invention;

fig. 3 is an enlarged schematic view of the utility model at the point B in fig. 1;

in the figure: 1. an electric bolt wrench; 2. screwing the head; 3. a storage battery; 4. connecting grooves; 5. connecting blocks; 6. a guide groove; 7. a guide block; 8. a limiting groove; 9. a built-in groove; 10. a limiting rod; 11. a telescopic rod; 12. a tension spring; 13. an operation slot; 14. a through groove; 15. an operation block; 16. a protective cover; 17. a magnet A; 18. and a magnet B.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 3, the present invention provides a technical solution: a connecting device for bridge assembly of municipal bridge engineering comprises an electric bolt wrench 1, a screwing head 2 is fixed at the end of the electric bolt wrench 1, a storage battery 3 is arranged on the side of the electric bolt wrench 1, a connecting groove 4 is formed in the side of the electric bolt wrench 1, a connecting block 5 is fixed at the end of the storage battery 3, the connecting block 5 is connected with the connecting groove 4 in a clamping manner, a guide groove 6 is symmetrically formed in the surface of the connecting block 5, a guide block 7 is symmetrically fixed on the inner wall of the connecting groove 4, the connecting block 5 can be moved and guided by the guide block 7 and the guide groove 6 in a sliding manner, limiting grooves 8 are symmetrically formed in the two sides of the connecting block 5, built-in grooves 9 are symmetrically formed in the inner wall of the connecting groove 4, limiting rods 10 are arranged inside the built-in grooves 9, the end of each limiting rod 10 is connected with the corresponding limiting groove 8 in a clamping manner, and the connecting block 5 can be positioned, let battery 3 with fix on electric bolt spanner 1's side, built-in groove 9's inside is fixed with the telescopic link 11 of being connected with gag lever post 10, telescopic link 11's surface cover is equipped with expanding spring 12, under the effect through expanding spring 12 and telescopic link 11, can drive gag lever post 10 and reset, electric bolt spanner 1's side has seted up operation groove 13 for the bilateral symmetry of spread groove 4, be convenient for accomodate operation piece 15, the inside of operation groove 13 runs through and sets up to the inside groove 14 that runs through of built-in groove 9, the inside of operation groove 13 is provided with runs through the operation piece 15 of running through the inside and being connected with gag lever post 10 that runs through groove 14, through stirring operation piece 15, can drive gag lever post 10 and remove.

In this embodiment, preferably, the end of the screwing head 2 is sleeved with a protecting cover 16, the surface of the screwing head 2 is fixed with a magnet a17 for adsorption connection, the inner wall of the protecting cover 16 is symmetrically fixed with a magnet B18, and the magnet B18 is connected with the magnet a17 for adsorption connection, so that the protecting cover 16 is sleeved on the surface of the screwing head 2.

In this embodiment, it is preferred, the tip of protective cover 16 is the arc structure, can play anti-skidding effect when pulling protective cover 16, protective cover 16's surface is provided with anti-skidding stripe, it is preferred, electric bolt spanner 1's opposite side is fixed with operating handle, can grip through operating handle and use electric bolt spanner 1, operating handle's inboard is provided with the switch, the spout has been seted up on the surface of gag lever post 10, through spout and slider sliding connection, can play the removal guide effect to gag lever post 10, the inner wall of built-in groove 9 is fixed with the slider, the cross section of built-in groove 9 is the rectangle structure, be convenient for let built-in groove 9 and spacing groove 8 align, built-in groove 9 equals with the cross section of spacing groove 8.

The utility model discloses a theory of operation and use flow: when the storage battery 3 needs to be replaced, the operation block 15 in the operation groove 13 is firstly shifted to slide in the through groove 14 and drive the limiting rod 10 to retract into the built-in groove 9, the telescopic rod 11 and the telescopic spring 12 are simultaneously extruded, the end part of the limiting rod 10 can be withdrawn from the inside of the limiting groove 8, the limit on the connecting block 5 is relieved, then the storage battery 3 is pulled to drive the connecting block 5 to move outwards from the inside of the connecting groove 4 and simultaneously drive the guide groove 6 to withdraw from the surface of the guide block 7, the storage battery 3 with insufficient electric quantity can be detached from the electric bolt wrench 1, then the storage battery 3 with full electric quantity is replaced to be connected with the electric bolt wrench 1, when the electric bolt wrench 1 needs to be used, the protective cover 16 is firstly pulled to move from the end part of the twisting head 2, and the magnet A17 is driven to be separated from the magnet B18, the protecting cover 16 can be removed from the end of the screwing head 2 and the bolts can then be screwed through the screwing head 2.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a connecting device that is used for bridge assembly of municipal bridge engineering, includes electric bolt spanner (1), the end fixing of electric bolt spanner (1) has twist head (2), its characterized in that: the side face of the electric bolt wrench (1) is provided with a storage battery (3), the side face of the electric bolt wrench (1) is provided with a connecting groove (4), the end part of the storage battery (3) is fixed with a connecting block (5), the connecting block (5) is connected with the connecting groove (4) in a clamping manner, the surface of the connecting block (5) is symmetrically provided with a guide groove (6), the inner wall of the connecting groove (4) is symmetrically fixed with a guide block (7), the guide block (7) is connected with the guide groove (6) in a sliding manner, the two sides of the connecting block (5) are symmetrically provided with limiting grooves (8), the inner wall of the connecting groove (4) is symmetrically provided with an embedded groove (9), the inside of the embedded groove (9) is provided with a limiting rod (10), the end part of the limiting rod (10) is connected with the limiting grooves (8) in a clamping manner, the inside of the embedded groove (9) is fixed with a telescopic rod (11) connected with the limiting rod (10), the surface cover of telescopic link (11) is equipped with expanding spring (12), operation groove (13) have been seted up for the bilateral symmetry of spread groove (4) to the side of electric bolt spanner (1), the inside of operation groove (13) is run through and is seted up to the inside groove (14) that runs through of built-in groove (9), the inside of operation groove (13) is provided with runs through and runs through operation piece (15) of being connected with gag lever post (10) inside groove (14).

2. The connecting device for bridge fitting of municipal bridge engineering according to claim 1, characterized in that: the tip cover of twisting head (2) is equipped with protective cover (16), the fixed surface of twisting head (2) is equipped with magnet A (17), the inner wall symmetry of protective cover (16) is fixed with magnet B (18), magnet B (18) and magnet A (17) adsorb and are connected.

3. The connecting device for bridge fitting of municipal bridge engineering according to claim 2, characterized in that: the tip of protective cover (16) is the arc structure, the surface of protective cover (16) is provided with anti-skidding stripe.

4. The connecting device for bridge fitting of municipal bridge engineering according to claim 1, characterized in that: an operating handle is fixed to the other side of the electric bolt wrench (1), and a switch is arranged on the inner side of the operating handle.

5. The connecting device for bridge fitting of municipal bridge engineering according to claim 1, characterized in that: the surface of the limiting rod (10) is provided with a sliding groove, and the inner wall of the built-in groove (9) is fixed with a sliding block.

6. The connecting device for bridge fitting of municipal bridge engineering according to claim 1, characterized in that: the cross section of the built-in groove (9) is of a rectangular structure, and the cross sections of the built-in groove (9) and the limiting groove (8) are equal.