CN213569269U

CN213569269U - Anti-twisting fixing device for tower crane frame set

Info

Publication number: CN213569269U
Application number: CN202022677530.3U
Authority: CN
Inventors: 林军
Original assignee: Chongqing Dajiang Large Engineering Machinery Co ltd
Current assignee: Chongqing Dajiang Large Engineering Machinery Co ltd
Priority date: 2020-11-19
Filing date: 2020-11-19
Publication date: 2021-06-29
Anticipated expiration: 2030-11-19

Abstract

The utility model discloses a tower machine cover frame prevents turning round fixing device, including connecting plate, cover support body, protruding thing and fixed plate, protruding thing is fixed on the connecting plate, the fixed plate offsets with the upper end of protruding thing, fixedly connected with connecting block on the cover support body, the connecting block runs through from top to bottom and is equipped with two first mounting grooves, protruding thing runs through from top to bottom and is equipped with the second mounting groove, be equipped with the third mounting groove relative with two first mounting grooves on the cover support body, two first installation pieces of bottom fixedly connected with of fixed plate, two first installation piece all runs through the first mounting groove and the third mounting groove setting of homonymy, two second installation pieces of bottom fixedly connected with of fixed plate. The utility model discloses it is rational in infrastructure, guarantee under the stable circumstances of linking together of fixed plate and protruding thing and cover frame body, the convenience is installed the dismantlement to the fixed plate, and easy operation's convenience, and then the convenience is changed it.

Description

Anti-twisting fixing device for tower crane frame set

Technical Field

The utility model relates to a girder or track supporting structure's configuration technical field especially relates to tower machine cover frame prevents turning round fixing device.

Background

The prior art discloses that application number is CN201620899176. X's tower machine jacket frame prevent turning round device, including guide pulley, standard festival main chord member, two jacket support bodies, the connecting plate that mutually perpendicular set up and set up in guide pulley seat on the connecting plate, two sides of connecting plate are connected respectively two on the jacket support body, the guide pulley sets up in the guide pulley seat, the connecting plate have with the same side end face of standard festival main chord member radian, standard festival main chord member sets up the side direction of guide pulley seat and with the side end face of connecting plate is relative, two sides of connecting plate are equipped with the protrusion, the protrusion is followed the central line setting of connecting plate, be equipped with on the protrusion and be used for fixing connecting plate and two the fixed plate of jacket support body. The connecting plate and the protruding object and the fixed plate arranged on the connecting plate have the function of preventing the sleeve frame from twisting.

The protruding thing that sets up on connecting plate and the connecting plate that above-mentioned patent adopted, the fixed plate has the torsional effect of preventing the cover frame, but the fixed plate all can be in under the torsion state for a long time and easily corroded by the rainwater, easy damage, consequently, need carry out regular maintenance to it, but then still be not enough to carry out effectual protection to it, consequently, need regularly carry out regular change to it, go on with guaranteeing that work is normal and stable, and the inconvenience of above-mentioned patent is dismantled the fixed plate, therefore we have designed tower machine cover frame and prevented turning round fixing device and solve above problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the tower machine jacket frame that proposes prevents turning round fixing device, and under its circumstances of guaranteeing that fixed plate and protruding thing and the stable connection of jacket frame body are in the same place, the convenience is installed the dismantlement to the fixed plate, and easy operation's convenience, and then the convenience is changed it.

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

the anti-torsion fixing device for the tower crane frame comprises a connecting plate, a frame body, a convex object and a fixing plate, wherein the convex object is fixed on the connecting plate, the fixing plate is abutted against the upper end of the convex object, the frame body is fixedly connected with a connecting block, the connecting block is vertically provided with two first mounting grooves in a penetrating manner, the convex object is vertically provided with a second mounting groove in a penetrating manner, the frame body is provided with a third mounting groove opposite to the two first mounting grooves, the bottom of the fixing plate is fixedly connected with two first mounting blocks, the two first mounting blocks are both arranged in a penetrating manner through the first mounting groove and the third mounting groove at the same side, the bottom of the fixing plate is fixedly connected with two second mounting blocks, the two second mounting blocks respectively extend into the opposite second mounting grooves, and the first mounting block and the second mounting block at the same side are jointly provided with a first bolt in a penetrating manner, wherein the first, two second bolts are installed between the first installation block and the third installation groove, and a limiting mechanism is arranged between the first bolt and the second bolt on the same side of the same side.

Preferably, a first through groove is formed in the first mounting block in a penetrating mode, a second through groove is formed in the second mounting block in a penetrating mode, and the first bolt penetrates through the first through groove and the second through groove.

Preferably, the convex object and the fixing plate are both provided with a first groove body matched with the first bolt in a penetrating manner.

Preferably, a third through groove is formed in the first mounting block, and the second bolt penetrates through the third through groove and is in sliding connection with the third through groove.

Preferably, a second groove body matched with the second bolt penetrates through the jacket body.

Preferably, stop gear is including fixing the rectangle frame on the cover support body, run through on the rectangle frame and be equipped with rather than sliding connection's gag lever post, run through on the second bolt and be equipped with the spacing groove, the gag lever post runs through the spacing groove and rather than sliding connection, be equipped with the draw-in groove on the first bolt, the gag lever post inserts in the draw-in groove, the bottom fixedly connected with of gag lever post draws the piece, draw fixedly connected with spring between piece and the rectangle frame, the spring housing is on the gag lever post.

Compared with the prior art, the utility model, its beneficial effect does:

when the fixing plate is disassembled and replaced, a worker can pull the pull block downwards, the pull block moves to drive the limiting rod to move, so that the limiting rod has a strong clamping groove and a limiting groove, the first bolt and the second bolt are not limited any more, and can be taken out, and the fixing plate can be taken down to be convenient to replace; when installing it, install first installation piece in first mounting groove and third mounting groove, install second installation piece in the second mounting groove, then will install first bolt and second bolt, notice, need the pulling piece during the installation, so that install first bolt and second bolt, then run through the gag lever post in the spacing groove inserts the draw-in groove, so realize the installation to the fixed plate, simple and convenient and swift also can guarantee fixed plate and protruding thing and the stable connection of cover frame body.

To sum up, the utility model discloses rational in infrastructure, guarantee under the stable circumstances of linking together of fixed plate and protruding thing and cover frame body, the convenience is installed the fixed plate and is dismantled, and easy operation's convenience, and then the convenience is changed it.

Drawings

Fig. 1 is a schematic structural view of the anti-twisting fixing device for the tower crane jacket frame provided by the utility model;

fig. 2 is the utility model provides a tower machine jacket frame prevents turning round partial structural connection schematic diagram in fixing device.

In the figure: 1 connecting plate, 2 set of support bodies, 3 protruding objects, 4 fixed plates, 5 connecting blocks, 6 first installation blocks, 7 second installation blocks, 8 first installation grooves, 9 second installation grooves, 10 third installation grooves, 11 first through grooves, 12 second through grooves, 13 third through grooves, 14 clamping grooves, 15 limiting grooves, 16 limiting rods, 17 rectangular frames, 18 springs, 19 pull blocks, 20 first bolts and 21 second bolts.

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. 1-2, the anti-twisting fixing device for the tower crane jacket frame comprises a connecting plate 1, a jacket frame body 2, a convex object 3 and a fixing plate 4, wherein the convex object 3 is fixed on the connecting plate 1, and the fixing plate 4 is abutted against the upper end of the convex object 3, which is the prior art; the sleeve frame body 2 is fixedly connected with a connecting block 5, and the upper end of the connecting block 5 is flush with the upper end of the convex object 3; connecting block 5 runs through from top to bottom and is equipped with two first mounting grooves 8, protruding thing 3 runs through from top to bottom and is equipped with second mounting groove 9, be equipped with the third mounting groove 10 relative with two first mounting grooves 8 on the cover frame body 2, two first installation pieces 6 of the bottom fixedly connected with of fixed plate 4, two first installation pieces 6 all run through the first mounting groove 8 and the setting of third mounting groove 10 of homonymy, two second installation pieces 7 of the bottom fixedly connected with of fixed plate 4, two second installation pieces 7 extend to in the relative second mounting groove 9 respectively.

The first installation block 6 and the second installation block 7 on the same side are provided with a first bolt 20 in a penetrating mode, the first bolt 20 is connected with the first installation block 6 in a sliding mode, the first through groove 11 is formed in the first installation block 6 in a penetrating mode, the second through groove 12 is formed in the second installation block 7 in a penetrating mode, the first bolt 20 is arranged in the first through groove 11 and the second through groove 12 in a penetrating mode, and the first groove body matched with the first bolt 20 is arranged on the protruding object 3 and the fixing plate 4 in a penetrating mode.

Two second bolts 21 are arranged between the first mounting block 6 and the third mounting groove 10, a third through groove 13 is arranged on the first mounting block 6, the second bolts 21 penetrate through the third through groove 13 and are connected with the third through groove in a sliding manner, and a second groove body matched with the second bolts 21 is arranged on the sleeve frame body 2 in a penetrating manner.

Be equipped with stop gear between the first bolt 20 of the homonymy of homonymy and the second bolt 21, stop gear is including fixing the rectangle frame 17 on the cover support body 2, run through on the rectangle frame 17 be equipped with rather than sliding connection's gag lever post 16, run through on the second bolt 21 and be equipped with spacing groove 15, gag lever post 16 runs through spacing groove 15 and rather than sliding connection, be equipped with draw-in groove 14 on the first bolt 20, gag lever post 16 inserts in draw-in groove 14, the bottom fixedly connected with of gag lever post 16 draws piece 19, fixedly connected with spring 18 between drawing piece 19 and the rectangle frame 17, spring 18 overlaps on gag lever post 16.

In the utility model, when the fixing plate 4 is disassembled and replaced, the worker can pull the pulling block 19 downwards, the pulling block 19 moves to drive the limiting rod 16 to move, so that the limiting rod 16 has the force clamping groove 14 and the limiting groove 15, and the first bolt 20 and the second bolt 21 are not limited any more, so that the first bolt and the second bolt can be taken out, the fixing plate 4 can be taken down, and the fixing plate 4 can be replaced conveniently; when installing it, install first installation piece 6 in first mounting groove 8 and third mounting groove 10, install second installation piece 7 in second mounting groove 9, then will install first bolt 20 and second bolt 21, notice, need the pulling piece 19 during the installation, so that install first bolt 20 and second bolt 21, then run through gag lever post 16 and insert in draw-in groove 14 in spacing groove 15, so realize the installation to fixed plate 4, and is simple and convenient and swift, also can guarantee fixed plate 4 and protruding thing 3 and the stable connection of cover frame body 2.

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

1. The anti-torsion fixing device for the tower crane jacket frame comprises a connecting plate (1), a jacket frame body (2), a convex object (3) and a fixing plate (4), wherein the convex object (3) is fixed on the connecting plate (1), the fixing plate (4) is abutted against the upper end of the convex object (3), and the anti-torsion fixing device is characterized in that a connecting block (5) is fixedly connected onto the jacket frame body (2), two first mounting grooves (8) are vertically penetrated through the connecting block (5), a second mounting groove (9) is vertically penetrated through the convex object (3), a third mounting groove (10) opposite to the two first mounting grooves (8) is arranged on the jacket frame body (2), two first mounting blocks (6) are fixedly connected to the bottom of the fixing plate (4), the two first mounting blocks (6) are arranged by penetrating through the first mounting grooves (8) and the third mounting groove (10) on the same side, and two second mounting blocks (7) are fixedly connected to the bottom of the fixing plate (4), two in second installation piece (7) extend to relative second mounting groove (9) respectively, the homonymy first installation piece (6) and second installation piece (7) run through jointly and are equipped with rather than sliding connection's first bolt (20), install two second bolts (21) between first installation piece (6) and third mounting groove (10), the homonymy be equipped with stop gear between first bolt (20) and second bolt (21).

2. The anti-torsion fixing device for the tower crane truss as claimed in claim 1, wherein a first through groove (11) is arranged on the first mounting block (6) in a penetrating manner, a second through groove (12) is arranged on the second mounting block (7) in a penetrating manner, and the first bolt (20) is arranged in a penetrating manner through the first through groove (11) and the second through groove (12).

3. The anti-torsion fixing device of the tower crane frame set according to claim 1, wherein the first groove body matched with the first bolt (20) penetrates through the convex object (3) and the fixing plate (4).

4. The tower crane frame anti-torsion fixing device according to claim 1, wherein a third through groove (13) is formed in the first mounting block (6), and the second bolt (21) penetrates through the third through groove (13) and is in sliding connection with the third through groove.

5. The tower crane frame anti-twisting fixing device as claimed in claim 1, wherein a second groove body matched with the second bolt (21) penetrates through the frame body (2).

6. The anti-torsion fixing device for the tower crane stock according to claim 1, wherein the limiting mechanism comprises a rectangular frame (17) fixed on the stock body (2), a limiting rod (16) in sliding connection with the rectangular frame (17) penetrates through the rectangular frame (17), a limiting groove (15) penetrates through the second bolt (21), the limiting rod (16) penetrates through the limiting groove (15) and is in sliding connection with the limiting groove, a clamping groove (14) is formed in the first bolt (20), the limiting rod (16) is inserted into the clamping groove (14), a pull block (19) is fixedly connected to the bottom of the limiting rod (16), a spring (18) is fixedly connected between the pull block (19) and the rectangular frame (17), and the spring (18) is sleeved on the limiting rod (16).