CN217841687U

CN217841687U - Multifunctional arch center mounting trolley arm frame

Info

Publication number: CN217841687U
Application number: CN202221698746.0U
Authority: CN
Inventors: 李文斯; 丁竹; 李勇
Original assignee: Luzhou Sanlian Engineering Machinery Co ltd
Current assignee: Luzhou Sanlian Engineering Machinery Co ltd
Priority date: 2022-07-04
Filing date: 2022-07-04
Publication date: 2022-11-18
Anticipated expiration: 2032-07-04

Abstract

The utility model relates to an installation platform truck cantilever crane technical field has proposed a multi-functional bow member installation platform truck cantilever crane, including first support arm, the inside bilateral symmetry of first support arm is equipped with the second rack, the inside of first support arm just is located the one side fixedly connected with motor of keeping away from the second rack, the output fixedly connected with lead screw of motor, the outside threaded connection of lead screw has the second support arm, the outside of second support arm and the inner wall sliding connection of first support arm, the top and the spacing frame of bottom symmetry fixedly connected with of second support arm, the inside of two spacing frames is all rotated and is connected with the gear No. one. Through the technical scheme, the problems that in the prior art, the mechanical installation mode of the arch installing trolley is still in the research and popularization stage, the tunnel is firstly closed by half by manpower, then the scaffold is erected, then workers go to various repairs, then maintenance, overhaul and the like are solved, the engineering quantity is very large, the construction period is long, and potential safety hazards are numerous.

Description

Multifunctional arch center mounting trolley arm support

Technical Field

The utility model relates to an installation platform truck cantilever crane technical field, it is specific, relate to a multi-functional bow member installation platform truck cantilever crane.

Background

The multifunctional tunnel arch installing trolley is mainly suitable for installing steel arches in tunnel construction without laying steel meshes, and can also be used for high-altitude operation such as quality detection, wind and water pipe installation, defect repair, grouting, auxiliary medicine filling and the like. The multifunctional tunnel aerial work platform integrates various aerial work platforms. The method is suitable for the construction, maintenance and other work of full sections and mine holes of keels of highways, railways, municipal tunnels and mine tunnels. According to the actual conditions in the current domestic tunnel construction, the arch installation still adopts the manual installation mode of traditional trolley frames for more, the mode of adopting the mechanical installation of the arch installation trolley is still in the research and promotion stage, mainly depends on the manual work, firstly seals a half of the tunnel, then lifts up the scaffold, then the workers go to various repairs, then maintains, overhauls and the like, the engineering quantity is huge, the construction period is long, and the potential safety hazard is numerous. Therefore, the person skilled in the art provides a multifunctional arch-mounted trolley arm support to solve the problems mentioned in the background art.

Disclosure of Invention

The utility model provides a multi-functional bow member installation platform truck cantilever crane has solved the mode of the mechanized installation of bow member installation platform truck among the correlation technique and has still been in the research and promote the stage, mainly relies on the manual work, seals half with the tunnel earlier, then plays and takes the scaffold frame, then goes various repairs on the workman, then maintains, overhauls and so on, and the engineering volume is very huge, and the time limit for a project is long to the numerous problem of potential safety hazard.

The technical scheme of the utility model as follows: the utility model provides a multi-functional bow member installation platform truck cantilever crane, includes first support arm, the inside bilateral symmetry of first support arm is equipped with the second rack, the inside of first support arm just is located the one side fixedly connected with motor of keeping away from the second rack, the output fixedly connected with lead screw of motor, the outside threaded connection of lead screw has the second support arm, the outside of second support arm and the inner wall sliding connection of first support arm, the top and the spacing frame of bottom symmetry fixedly connected with of second support arm, two the inside of spacing frame is all rotated and is connected with the gear, a gear is connected with the meshing of second rack, the inboard sliding connection of second support arm has the third support arm, the third support arm is close to the one end of motor and is located the first rack of a side symmetry fixedly connected with of second support arm, first rack is connected with a gear engagement.

Preferably, the inner side of the third support arm is fixedly connected with an air pump, the output end of the air pump is fixedly connected with a third rack, the outer side of the third rack is meshed with a second gear, and the second gear is rotatably connected with one side of the third support arm.

Preferably, the outside fixedly connected with linking arm of No. two gears, no. two cylinders of one side fixedly connected with of No. two gears are just kept away from to the inside of linking arm, the one end fixedly connected with installation piece of No. two gears is kept away from to the linking arm, the output of No. two cylinders run through the linking arm and with the inside sliding connection of installation piece, no. two stoppers of the output fixedly connected with of No. two cylinders, the bilateral symmetry fixedly connected with fixed block of installation piece, two the outside of fixed block is all rotated and is connected with the grip block, two the equal fixedly connected with connecting block in inboard of grip block, the spout has been seted up to the inside of connecting block, the inside sliding connection of spout has the slider, the one end and No. two stopper fixed connection of slider.

Preferably, one end of the screw rod, which is far away from the motor, is fixedly connected with a first limiting block.

Preferably, a limiting groove is formed in the mounting block, and the second limiting block is connected with the limiting groove in a sliding mode.

The utility model discloses a theory of operation and beneficial effect do:

the utility model discloses in, through the starter motor, the output that makes the motor drives the lead screw and rotates together, the lead screw drives the second support arm and moves to the right side in the inside of first support arm when pivoted, can drive a gear revolve through the second rack simultaneously, when a gear revolve, drive first rack and move right together, drive the third support arm and move right together in the time of first rack motion, reach the mesh that can control support arm length, moreover, the steam generator is simple in operation, high convenience and high speed, and the operation time is saved, and the work efficiency is increased.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is the structure schematic diagram of the second supporting arm and the third supporting arm of the present invention after extending out.

Fig. 3 is a front view of the structure of the present invention.

Fig. 4 is an enlarged view of the position a in the structure of the present invention.

In the figure: 1. A first support arm; 2. a second support arm; 3. a screw rod; 4. a first limiting block; 5. a third support arm; 6. a motor; 7. a first rack; 8. a first gear; 9. a limiting frame; 10. a second rack; 11. a first air pump; 12. a third rack; 13. a second gear; 14. a connecting arm; 15. a second air pump; 16. mounting blocks; 17. a fixed block; 18. a clamping plate; 19. Connecting blocks; 20. a chute; 21. a second limiting block; 22. a slider; 23. a limiting groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to 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. All other embodiments, which can be obtained by a person skilled in the art without inventive work, are related to the scope of protection of the present invention.

Example 1

As shown in fig. 1 to 4, the present embodiment provides a multifunctional arch center mounting trolley arm support, including a first support arm 1, two side symmetry inside the first support arm 1 is provided with a second rack 10, one side fixedly connected with motor 6 inside the first support arm 1 and located far away from the second rack 10, an output end of the motor 6 is fixedly connected with a lead screw 3, an outside thread of the lead screw 3 is connected with a second support arm 2, an outside of the second support arm 2 is connected with an inner wall of the first support arm 1 in a sliding manner, a top and a bottom of the second support arm 2 are fixedly connected with limit frames 9 in a symmetrical manner, two inside of the limit frames 9 are connected with a first gear 8 in a rotating manner, the first gear 8 is connected with the second rack 10 in a meshing manner, an inside of the second support arm 2 is connected with a third support arm 5 in a sliding manner, the third support arm 5 is close to one end of the motor 6 and located at one side of the second support arm 2 and is fixedly connected with a first rack 7 in a symmetrical manner, and the first rack 7 is connected with the first gear 8 in a meshing manner.

In this embodiment, through starter motor 6, make the output of motor 6 drive lead screw 3 and rotate together, lead screw 3 drives second support arm 2 in the inside of first support arm 1 to the right side motion when pivoted, can drive No. one gear 8 through second rack 10 and rotate simultaneously, in the time of gear 8 pivoted, drive first rack 7 and move right together, drive third support arm 5 and move right together in the time of first rack 7 motion, reach the mesh that can control support arm length, the operation is simple, high convenience and high speed, the operation time is saved, and the work efficiency is increased.

Example 2

As shown in fig. 1 to 4, based on the same concept as that of embodiment 1, the present embodiment further proposes that the inner side of the third support arm 5 is fixedly connected with a first air pump 11, the output end of the first air pump 11 is fixedly connected with a third rack 12, the outer side of the third rack 12 is engaged and connected with a second gear 13, and the second gear 13 is rotatably connected with one side of the third support arm 5; the outer side of the second gear 13 is fixedly connected with a connecting arm 14, one side, far away from the second gear 13, of the inner portion of the connecting arm 14 is fixedly connected with a second air cylinder 15, one end, far away from the second gear 13, of the connecting arm 14 is fixedly connected with an installation block 16, the output end of the second air cylinder 15 penetrates through the connecting arm 14 and is in sliding connection with the inner portion of the installation block 16, the output end of the second air cylinder 15 is fixedly connected with a second limiting block 21, two sides of the installation block 16 are symmetrically and fixedly connected with fixing blocks 17, the outer sides of the two fixing blocks 17 are rotatably connected with clamping plates 18, the inner sides of the two clamping plates 18 are fixedly connected with connecting blocks 19, a sliding groove 20 is formed in the connecting block 19, the inner portion of the sliding groove 20 is in sliding connection with a sliding block 22, and one end of the sliding block 22 is fixedly connected with the second limiting block 21; one end of the screw rod 3, which is far away from the motor 6, is fixedly connected with a first limiting block 4, and the sliding distance of the second supporting arm 2 in the first supporting arm 1 can be limited by the limiting block arranged at one end of the screw rod 3, so that the second supporting arm 2 is prevented from being separated from the outer side of the screw rod 3; limiting groove 23 is formed in the mounting block 16, and the second limiting block 21 is connected with the limiting groove 23 in a sliding mode.

In this embodiment, by starting the first air pump 11, the output end of the first air pump 11 can drive the third rack 12 to move, the third rack 12 can drive the second gear 13 to rotate together while moving, the second gear 13 can drive the connecting arm 14 to swing up and down while rotating, by starting the second air pump 15, the output end of the second air pump 15 can drive the second limiting block 21 to move inside the limiting groove 23, the second limiting block 21 drives the sliding block 22 to move inside the sliding groove 20 while moving, and meanwhile, the connecting block 19 is driven to move, and the clamping plate 18 is driven to rotate on the fixing block 17 while the connecting block 19 moves, so that the purpose of clamping and fixing can be achieved.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a multi-functional bow member installation platform truck cantilever crane, its characterized in that, includes first support arm (1), the inside bilateral symmetry of first support arm (1) is equipped with second rack (10), the inside and one side fixedly connected with motor (6) that are located and keep away from second rack (10) of first support arm (1), the output fixedly connected with lead screw (3) of motor (6), the outside threaded connection of lead screw (3) has second support arm (2), the outside and the inner wall sliding connection of first support arm (1) of second support arm (2), the top and the spacing frame of bottom symmetry fixedly connected with (9) of second support arm (2), two the inside of spacing frame (9) all rotates and is connected with No. one gear (8), gear (8) are connected with second rack (10) meshing, the inboard sliding connection of second support arm (2) has third support arm (5), third support arm (5) are close to the one end of motor (6) and are located one side fixedly connected with first rack (7) of second support arm (2), and first rack (7) meshing is connected with No. one gear (8).

2. The multifunctional arch center mounting trolley arm support is characterized in that a first air pump (11) is fixedly connected to the inner side of the third supporting arm (5), a third rack (12) is fixedly connected to the output end of the first air pump (11), a second gear (13) is meshed and connected to the outer side of the third rack (12), and the second gear (13) is rotatably connected to one side of the third supporting arm (5).

3. The multifunctional arch center mounting trolley arm support is characterized in that a connecting arm (14) is fixedly connected to the outer side of the second gear (13), a second cylinder (15) is fixedly connected to the inner side of the connecting arm (14) and the side far away from the second gear (13), a first mounting block (16) is fixedly connected to the end, far away from the second gear (13), of the connecting arm (14), the output end of the second cylinder (15) penetrates through the connecting arm (14) and is connected with the inner side of the mounting block (16) in a sliding mode, a second limiting block (21) is fixedly connected to the output end of the second cylinder (15), fixing blocks (17) are fixedly connected to the two sides of the mounting block (16) in a symmetrical mode, two clamping plates (18) are rotatably connected to the outer side of the fixing blocks (17), two connecting blocks (19) are fixedly connected to the inner side of the clamping plates (18), a sliding groove (20) is formed in the inner side of the connecting block (19), a sliding block (22) is connected to the sliding groove (20), and one end of the sliding block (22) is fixedly connected with the second limiting block (21).

4. The multifunctional arch center mounting trolley arm support as claimed in claim 1, wherein one end of the screw rod (3) far away from the motor (6) is fixedly connected with a first limiting block (4).

5. The multifunctional arch center mounting trolley arm support as claimed in claim 3, wherein a limiting groove (23) is formed in the mounting block (16), and the second limiting block (21) is slidably connected with the inside of the limiting groove (23).