CN218514005U

CN218514005U - Gate type bridge anti-seismic support

Info

Publication number: CN218514005U
Application number: CN202221515792.2U
Authority: CN
Inventors: 陈跃刚; 任晓伟
Original assignee: Hebei North Industrial Metal Products Co ltd
Current assignee: Hebei North Industrial Metal Products Co ltd
Priority date: 2022-06-16
Filing date: 2022-06-16
Publication date: 2023-02-21
Anticipated expiration: 2032-06-16

Abstract

The utility model discloses a gate-type crane span structure antidetonation support relates to gate-type crane span structure technical field. The utility model discloses a dead lever and backup pad, the lift groove has been seted up to the dead lever upper surface, and the inside rotation of lift inslot is connected with the lead screw, and screw rod week side screw-thread fit has the bracing piece, and a backup pad lateral wall runs through there is the spout, and the inside rotation of spout is connected with two-way threaded rod, and two-way threaded rod week side screw-thread fit has two sets of horizontal poles, horizontal pole bottom surface and bracing piece one end fixed connection, horizontal pole upper surface fixed connection have the layer board. The utility model discloses a set up dead lever, lift groove, lead screw, bracing piece, backup pad, horizontal pole and layer board, let this support have stable support function, realized that support height and width are adjusted, the simple operation of being convenient for of regulation mode has promoted the support flexibility.

Description

Door type bridge anti-seismic support

Technical Field

The utility model belongs to the technical field of the gate-type crane span structure, especially, relate to a gate-type crane span structure antidetonation support.

Background

The gantry type bridge anti-seismic support in the market is various, but still has some disadvantages.

The existing door type bridge anti-seismic support is usually fixed in size, most of the existing door type bridge anti-seismic support does not have the function of flexibly adjusting height or width, and the existing door type bridge anti-seismic support is not suitable for bridges with large size difference; therefore, a portal bridge anti-seismic support is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a door-type crane span structure antidetonation support solves current door-type crane span structure antidetonation support and is fixed dimension usually, and most of them do not have the function of nimble height-adjusting or width, are not suitable for the problem that the size differs great crane span structure.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a gate-type bridge anti-seismic support, which comprises a fixed rod and a supporting plate, wherein a lifting groove is formed in the upper surface of the fixed rod, a lead screw is rotatably connected inside the lifting groove, a supporting rod is in threaded fit with the peripheral side surface of the lead screw, a sliding groove penetrates through one side wall of the supporting plate, a bidirectional threaded rod is rotatably connected inside the sliding groove, two groups of transverse rods are in threaded fit with the peripheral side surface of the bidirectional threaded rod, the bottom surfaces of the transverse rods are fixedly connected with one end of the supporting rod, and a supporting plate is fixedly connected to the upper surface of each transverse rod; through rotatory adjustable ring, it is rotatory to drive two sets of bull sticks, and two sets of bull sticks drive the second simultaneously and drive the tooth rotatory, and the meshing of second drive tooth and the driven tooth of second drives the lead screw rotatory, makes two sets of bracing pieces rise simultaneously to realized the altitude mixture control of backup pad and layer board, the regulative mode is simple, and the operation of being convenient for has promoted the support flexibility.

A rotating rod is rotatably connected to one side wall of the lifting groove, a second driving tooth is fixedly connected to one end of the rotating rod, a second driven tooth is installed on the peripheral side face of the screw rod, and the second driving tooth is meshed with the second driven tooth.

The two opposite side walls of the lifting groove are respectively provided with a first limiting groove, the two opposite side walls of the supporting rod are respectively fixedly connected with a first limiting block, and the first limiting blocks are in sliding fit with the first limiting grooves; the first limiting block and the first limiting groove improve the stability of the supporting rod when the supporting rod goes up and down.

The bottom surface of the sliding chute is connected with a rotating shaft, one end of the rotating shaft is provided with a first driving tooth, the peripheral side surface of the bidirectional threaded rod is provided with a first driven tooth, the first driving tooth is meshed with the first driven tooth, and the other end of the rotating shaft is fixedly connected with a rotating disc; through rotatory carousel, the carousel drives first initiative tooth rotatory, and first initiative tooth drives first driven tooth rotatory, makes two-way threaded rod rotate, and two sets of horizontal poles of two-way threaded rod drive are flexible simultaneously, have realized the support width regulation of this support, are convenient for support different width crane span structures, further promote to support the flexibility.

The upper surface and the lower surface of the sliding groove are both provided with second limiting grooves, the upper surface and the lower surface of the cross rod are both fixedly connected with second limiting blocks, and the second limiting blocks are in sliding fit with the second limiting grooves; the second limiting block and the second limiting groove improve the telescopic stability of the cross rod.

A connecting pipe is arranged between the two rotating rods, two groups of third limiting grooves are formed in the inner side wall of the connecting pipe, two groups of third limiting blocks are fixedly connected to the peripheral side surface of each rotating rod, the third limiting blocks are in sliding fit with the third limiting grooves, and an adjusting ring is arranged on the peripheral side surface of the connecting pipe; by arranging the connecting pipe, the third limiting block and the third limiting groove, two groups of rotating rods can be rotated simultaneously, so that the two supporting rods can be lifted simultaneously, and the use stability and convenience of the bracket are ensured; when the horizontal pole is flexible, the bull stick is flexible along with in the connecting pipe for cooperation between bull stick and the connecting pipe is not influenced by the horizontal pole is flexible.

The bottom surface of the fixed rod is fixedly connected with a mounting plate, and a reinforcing rod is fixedly connected between the mounting plate and the fixed rod.

The utility model discloses following beneficial effect has:

the utility model has the advantages that the support has stable supporting function by arranging the fixing rods, the lifting grooves, the lead screw, the supporting rods, the supporting plates, the cross rods and the supporting plates, the height adjustment of the supporting plates and the supporting plates is realized, the adjusting mode is simple, the operation is convenient, and the supporting flexibility is improved; by arranging the sliding chute, the bidirectional threaded rod, the rotating shaft, the first driving tooth, the first driven tooth and the turntable, the support width of the bracket is adjusted, bridges with different widths can be supported conveniently, and the support flexibility is further improved; through the arrangement of the connecting pipe, the third limiting block and the third limiting groove, two groups of rotating rods can be rotated simultaneously, so that the two supporting rods can be lifted simultaneously, and the use stability and convenience of the support are ensured; when the horizontal pole is flexible, the bull stick is flexible along with in the connecting pipe for cooperation between bull stick and the connecting pipe is not influenced by the horizontal pole is flexible.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages simultaneously.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic isometric view of a gantry anti-seismic support;

fig. 2 is a schematic top view of a gantry anti-seismic support;

FIG. 3 isbase:Sub>A schematic view of the cross-sectional structure A-A of FIG. 2;

FIG. 4 is a partial enlarged view of portion B of FIG. 3;

FIG. 5 is a partial enlarged view of the portion C in FIG. 3;

FIG. 6 is an enlarged view of a portion D of FIG. 3;

in the drawings, the reference numbers indicate the following list of parts: 1. a fixing rod; 2. a lifting groove; 3. a screw rod; 4. a support bar; 5. a first limit groove; 6. a first stopper; 7. a support plate; 8. a chute; 9. a bidirectional threaded rod; 10. a cross bar; 11. a second limit groove; 12. a second limiting block; 13. a rotating shaft; 14. a first driving tooth; 15. a first driven tooth; 16. a turntable; 17. a rotating rod; 18. a second driving tooth; 19. a second driven tooth; 20. a connecting pipe; 21. a third limiting groove; 22. a third limiting block; 23. an adjusting ring; 24. mounting a plate; 25. a supporting plate.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "middle", "outer", "inner", and the like, indicate positional or positional relationships, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Referring to fig. 1-6, the utility model relates to a gantry crane span structure anti-seismic support, which comprises a fixed rod 1 and a supporting plate 7, wherein the upper surface of the fixed rod 1 is provided with a lifting groove 2, the inside of the lifting groove 2 is rotatably connected with a screw rod 3, the peripheral side of the screw rod 3 is in threaded fit with the supporting rod 4, one side wall of the supporting plate 7 is penetrated with a chute 8, the inside of the chute 8 is rotatably connected with a bidirectional threaded rod 9, the peripheral side of the bidirectional threaded rod 9 is in threaded fit with two groups of cross rods 10, the bottom surfaces of the cross rods 10 are fixedly connected with one end of the supporting rod 4, and the upper surface of the cross rod 10 is fixedly connected with a supporting plate 25; through rotatory adjustable ring 23, it is rotatory to drive two sets of bull sticks 17, and two sets of bull sticks 17 drive second initiative tooth 18 simultaneously rotatory, and second initiative tooth 18 meshes with the driven tooth 19 of second, and it is rotatory to drive lead screw 3, makes two sets of bracing pieces 4 rise simultaneously to realized the altitude mixture control of backup pad 7 and layer board 25, the regulative mode is simple, and the operation of being convenient for has promoted the support flexibility.

A rotating rod 17 is rotatably connected to one side wall of the lifting groove 2, a second driving tooth 18 is fixedly connected to one end of the rotating rod 17, a second driven tooth 19 is installed on the peripheral side face of the screw rod 3, and the second driving tooth 18 is meshed with the second driven tooth 19.

The two opposite side walls of the lifting groove 2 are respectively provided with a first limiting groove 5, the two opposite side walls of the support rod 4 are respectively fixedly connected with a first limiting block 6, and the first limiting blocks 6 are in sliding fit with the first limiting grooves 5; the first limiting block 6 and the first limiting groove 5 improve the stability of the supporting rod 4 when lifting.

The bottom surface of the sliding chute 8 is connected with a rotating shaft 13, one end of the rotating shaft 13 is provided with a first driving tooth 14, the peripheral side surface of the bidirectional threaded rod 9 is provided with a first driven tooth 15, the first driving tooth 14 is meshed with the first driven tooth 15, and the other end of the rotating shaft 13 is fixedly connected with a rotating disc 16; through rotatory carousel 16, carousel 16 drives first initiative tooth 14 rotatory, and first initiative tooth 14 drives first driven tooth 15 rotatory, makes two-way threaded rod 9 rotate, and two-way threaded rod 9 drives two sets of horizontal poles 10 and stretches out and draws back simultaneously, has realized the support width regulation of this support, is convenient for support different width crane span structures, further promotes to support the flexibility.

The upper surface and the lower surface of the sliding groove 8 are both provided with a second limiting groove 11, the upper surface and the lower surface of the cross rod 10 are both fixedly connected with a second limiting block 12, and the second limiting block 12 is in sliding fit with the second limiting groove 11; the second limiting block 12 and the second limiting groove 11 improve the telescopic stability of the cross bar 10.

A connecting pipe 20 is arranged between the two rotating rods 17, two groups of third limiting grooves 21 are formed in the inner side wall of the connecting pipe 20, two groups of third limiting blocks 22 are fixedly connected to the peripheral side surface of each rotating rod 17, the third limiting blocks 22 are in sliding fit with the third limiting grooves 21, and an adjusting ring 23 is arranged on the peripheral side surface of each connecting pipe 20; by arranging the connecting pipe 20, the third limiting block 22 and the third limiting groove 21, the two groups of rotating rods 17 can be rotated simultaneously, so that the two supporting rods 4 can be lifted simultaneously, and the use stability and convenience of the bracket are ensured; when the crossbar 10 is stretched, the rotary rod 17 is stretched and retracted along the inside of the connection pipe 20, so that the fit between the rotary rod 17 and the connection pipe 20 is not affected by the stretching and retraction of the crossbar 10.

The bottom surface of the fixed rod 1 is fixedly connected with a mounting plate 24, and a reinforcing rod is fixedly connected between the mounting plate 24 and the fixed rod 1.

The embodiment is a use method of a gantry crane span structure anti-seismic support as shown in fig. 1-6: the turntable 16 is rotated, the turntable 16 drives the first driving tooth 14 to rotate, the first driving tooth 14 drives the first driven tooth 15 to rotate, the two-way threaded rod 9 is rotated, the two-way threaded rod 9 drives the two groups of transverse rods 10 to simultaneously extend and retract, the support width of the support is adjusted, the two groups of rotating rods 17 are driven to rotate by rotating the adjusting ring 23, the two groups of rotating rods 17 simultaneously drive the second driving tooth 18 to rotate, the second driving tooth 18 is meshed with the second driven tooth 19, the screw rod 3 is driven to rotate, the two groups of supporting rods 4 are simultaneously lifted, and therefore the height adjustment of the supporting plate 7 and the supporting plate 25 is achieved; the bracket may be positionally fixed by a mounting plate 24.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a door formula crane span structure antidetonation support, includes dead lever (1) and backup pad (7), its characterized in that: lifting groove (2) have been seted up to dead lever (1) upper surface, lifting groove (2) internal rotation is connected with lead screw (3), lateral surface screw-thread fit has bracing piece (4) around lead screw (3), backup pad (7) a lateral wall runs through has spout (8), spout (8) internal rotation is connected with two-way threaded rod (9), lateral surface screw-thread fit has two sets of horizontal pole (10) around two-way threaded rod (9), horizontal pole (10) bottom surface and bracing piece (4) one end fixed connection, fixed surface is connected with layer board (25) on horizontal pole (10).

2. The gantry crane anti-seismic support frame according to claim 1, wherein a rotating rod (17) is rotatably connected to one side wall of the lifting groove (2), a second driving tooth (18) is fixedly connected to one end of the rotating rod (17), a second driven tooth (19) is installed on the peripheral side surface of the screw rod (3), and the second driving tooth (18) is meshed with the second driven tooth (19).

3. The gantry crane anti-seismic support frame as claimed in claim 1, wherein two opposite side walls of the lifting groove (2) are respectively provided with a first limiting groove (5), two opposite side walls of the supporting rod (4) are respectively and fixedly connected with a first limiting block (6), and the first limiting blocks (6) are in sliding fit with the first limiting grooves (5).

4. The gantry crane span structure anti-seismic support according to claim 1, wherein a rotating shaft (13) is connected to the bottom surface of the sliding groove (8), a first driving tooth (14) is installed at one end of the rotating shaft (13), a first driven tooth (15) is installed on the peripheral side surface of the bidirectional threaded rod (9), the first driving tooth (14) is meshed with the first driven tooth (15), and a rotating disc (16) is fixedly connected to the other end of the rotating shaft (13).

5. The gantry crane span structure anti-seismic support according to claim 4, wherein the upper surface and the lower surface of the sliding groove (8) are respectively provided with a second limiting groove (11), the upper surface and the lower surface of the cross bar (10) are respectively fixedly connected with a second limiting block (12), and the second limiting blocks (12) are in sliding fit with the second limiting grooves (11).

6. The gantry crane span structure anti-seismic support frame according to claim 2, wherein a connecting pipe (20) is installed between the two rotating rods (17), two sets of third limiting grooves (21) are formed in the inner side wall of the connecting pipe (20), two sets of third limiting blocks (22) are fixedly connected to the circumferential side surface of each rotating rod (17), the third limiting blocks (22) are in sliding fit with the third limiting grooves (21), and an adjusting ring (23) is installed on the circumferential side surface of each connecting pipe (20).

7. The gantry crane anti-seismic support frame as claimed in claim 1, wherein a mounting plate (24) is fixedly connected to the bottom surface of the fixing rod (1), and a reinforcing rod is fixedly connected between the mounting plate (24) and the fixing rod (1).