CN218911355U

CN218911355U - Pipeline slot backfill ramming auxiliary device

Info

Publication number: CN218911355U
Application number: CN202222947358.8U
Authority: CN
Inventors: 王忠昊; 田佳玉; 卞庆磊; 林昊; 孙晨阳; 巴昌; 董睿智
Original assignee: Third Engineering Co Ltd of China Railway 14th Bureau Co Ltd
Current assignee: Third Engineering Co Ltd of China Railway 14th Bureau Co Ltd
Priority date: 2022-11-03
Filing date: 2022-11-03
Publication date: 2023-04-25
Anticipated expiration: 2032-11-03

Abstract

The utility model provides a pipeline groove backfill tamping auxiliary device, which comprises two groups of identical brackets, wherein wheels are arranged at the bottoms of the brackets, rod bodies are connected between the brackets in a sliding manner, and the rod bodies are connected with a hydraulic tamping machine; the top of the bracket is rotationally connected with a screw nut which is matched and connected with a vertically arranged screw rod, the screw nut is coaxially sleeved and connected with a worm wheel, one side of the worm wheel is meshed and connected with a worm, and the worm is rotationally connected on the bearing seat; the lead screw is connected with the rod body. The device is characterized in that the height of the tamping mechanism relative to the roadbed is adjusted through the lifting mechanism, so that the roadbed which is continuously lifted is tamped, and meanwhile, the tamping speed is improved, the construction period is shortened, the labor intensity of workers is reduced, and the device is simple in structure, easy to operate and convenient to transport.

Description

Pipeline slot backfill ramming auxiliary device

Technical Field

The utility model belongs to the technical field of tamping devices, and particularly relates to a pipeline groove backfill tamping auxiliary device.

Background

In the process of backfilling the pipeline grooves, in order to avoid risks such as uneven pavement, even collapse and the like, soil is usually tamped by a machine. Most of the existing tamping devices are used for manually holding a single tamping machine to tamp roadbed, so that not only is the labor intensity of workers increased, but also a great amount of time is consumed, and the construction progress is prolonged; or be fixed structure, can't adjust according to actual slot height, the suitability is relatively poor, contains main part crossbearer, lead screw, driving motor, tamper etc. in the patent of publication number CN211898310U, and the height of tamper can't be adjusted in the design of this patent, can only tamp to the road bed of single height, and when facing narrower road bed, because of two tamper self width limit, can't tamp the road bed between the tamper.

Disclosure of Invention

In order to solve the problems in the prior art, the pipeline groove backfill tamping auxiliary device is provided.

The technical scheme adopted for solving the technical problems is as follows:

the technical scheme provides a pipeline groove backfill tamping auxiliary device, which comprises two groups of identical brackets, wherein wheels are arranged at the bottoms of the brackets, a rod body is connected between the brackets in a sliding manner, and the rod body is connected with a hydraulic tamping machine; the top of the bracket is rotationally connected with a screw nut, the screw nut is matched and connected with a vertically arranged screw rod, the screw nut is also coaxially sleeved and connected with a worm wheel, one side of the worm wheel is meshed and connected with a worm, and the worm is rotationally connected on a bearing seat;

the lead screw is connected with the rod body.

Preferably, the lower part of the rod body is connected with a vertical rod, the bottom of the vertical rod is detachably connected with a sliding rail, the sliding rail is slidably connected with a sliding block, and the bottom of the sliding block is connected with the hydraulic tamper.

Preferably, the bracket is provided with a bar-shaped groove, and two ends of the rod body are respectively inserted into the bar-shaped groove in a sliding connection manner.

Preferably, one end of the worm is connected with a rotary table, and a handle is arranged on the rotary table.

Preferably, the locating holes are formed in the upper end face of the sliding rail at intervals along the length direction, the threaded holes matched with the locating holes are formed in the sliding block, and the locating holes are matched with the threaded holes through bolts.

Preferably, a positioning block is fixedly arranged on the side wall of the vertical rod and is clamped at the top of the sliding rail; the side wall of the vertical rod is also provided with a jack, the jack is detachably connected with a pin block, and the pin block is clamped below the sliding rail.

Preferably, the top end of the screw rod is provided with a limiting plate.

Compared with the prior art, the utility model has the following advantages:

1. according to the hydraulic tamping machine, the height of the rod body is adjusted by arranging the screw nut and the screw rod, so that the height of the hydraulic tamping machine is adjusted, and the tamping of roadbeds with different depths is completed; and the rod body is locked through the self-locking function of the worm wheel and the worm.

2. By arranging two sets of hydraulic tamper, the device improves the tamping speed, shortens the construction period, reduces the labor intensity of workers, and has simple structure, easy operation and convenient transportation.

3. Through setting up the detachable connection of slide rail and montant in this device, when the mid portion of road bed in the face, or narrower road bed, can dismantle the slide rail and adjust after 90 degrees and install, continue to tamp the road bed.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the present utility model.

Fig. 2 is a schematic diagram of the mating relationship of the nut, screw, worm gear, and worm.

Reference numerals illustrate:

1, a worm; 11 worm wheel; 12 nuts; 13, a lead screw; 14, a turntable; 15 limiting plates; 16 fixing plates; 17 bearings; 18 bearing seats; 2, a bracket; 21 grooves; a 22 wheel; 3, a vertical rod; 31 sliding rails; 32 sliders; 33 positioning holes; 34 bar bodies; 35 pin blocks; 36 hydraulic tamper; 37 positioning blocks.

Detailed Description

Example 1

As shown in fig. 1-2, the present embodiment provides an auxiliary device for backfilling and tamping a pipe groove, which can be used for backfilling and tamping the pipe groove.

In this embodiment, including two sets of the same support 2, support 2 is two fork-shaped, and support 2 bottom is provided with two sets of wheels 22, and two sets of wheels 22 are used for providing stability for whole support, and two sets of the same support 2 span in the both sides of road bed simultaneously, accomplish the local road bed tamp after, can remove with the help of the wheel 22 is convenient.

The support 2 is connected with the rod body 34 in a sliding way, the support 2 is provided with the strip-shaped groove 21, and two ends of the rod body 34 are respectively inserted into the strip-shaped groove 21 in the sliding way. The bar 21 serves as a guide so that the rod 34 moves up and down along the bar 21.

The rod body 34 is connected with a hydraulic tamper 36; rod 34 may be T-shaped, I-shaped, or one-shaped; a hydraulic tamper 36 is attached to the middle of the rod 34.

The top of the bracket 2 is rotatably connected with a screw 12, the screw 12 is matched and connected with a vertically arranged screw rod 13, and the screw rod 13 is connected with a rod body 34. The top of the bracket 2 is connected with a fixed plate 16, the upper end surface of the fixed plate 16 is connected with a bearing 17, and a screw 12 is rotatably connected above the bearing 17.

The screw nut 12 is also coaxially sleeved and connected with a worm wheel 11, one side of the worm wheel 11 is meshed and connected with a worm 1, and the worm 1 is rotatably connected to a bearing seat 18; one end of the bearing seat 18 is connected with the turntable 14, and a handle is arranged on the turntable 14 and is used for driving the turntable 14. The nut 12 is welded or keyed to the worm gear 11.

The working principle is that the turntable 14 is rotated by a handle, so that the turntable 14 drives the worm wheel 11 to rotate, meanwhile, the screw nut 12 welded with the worm wheel 11 is driven to rotate together, the screw nut 12 rotates to enable the screw rod 13 to move downwards, the rod body 34 is driven to move downwards along the strip-shaped groove 21, the height of the hydraulic tamper 36 connected with the rod body 34 is lowered along with the lowering, the compaction of a roadbed at a lower position is completed after the height reaches a proper position, after the horizontal plane of the roadbed is continuously raised, the turntable 14 is reversely rocked, so that the screw nut 12 reversely rotates to enable the rod body 34 connected with the screw rod 13 to move upwards, and meanwhile, the hydraulic tamper 36 also moves upwards and continues to tamp the roadbed after the hydraulic tamper is stopped at the proper position.

The top end of the screw rod 13 is provided with a limiting plate 15 for limiting the descending depth of the screw rod 13 and is circular.

Example two

As shown in fig. 1-2, a vertical rod 3 is connected below the rod body 34, the bottom of the vertical rod 3 is detachably connected with a sliding rail 31, the sliding rail 31 is slidably connected with a sliding block 32, and the bottom of the sliding block 32 is connected with a hydraulic tamper 36. The rod body 34 can be detachably connected with the vertical rod 3 or welded; the vertical rod 3 is connected to the middle of the rod body 34.

The locating holes 33 are formed in the upper end face of the sliding rail 31 at intervals along the length direction, threaded holes matched with the locating holes 33 are formed in the sliding block 32, and the locating holes 33 are matched with the threaded holes through bolts. The bolts are placed in the positioning holes 33 and connected with the threaded holes, thereby fixing the slide block 32 and further fixing the hydraulic tamper 36 connected with the slide block 32.

The side wall of the vertical rod 3 is fixedly provided with a positioning block 35, and the positioning block 35 is clamped at the top of the sliding rail 31; the side wall of the vertical rod 3 is also provided with a jack, the jack is detachably connected with a pin block 35, and the pin block 35 is clamped below the sliding rail 31.

The slide block 32 is adjusted to further adjust the position of the hydraulic tamper 36 in the horizontal direction, and the two hydraulic tamper 36 can simultaneously adjust different widths in the horizontal direction, and the two hydraulic tamper 36 are independently arranged; the hydraulic tamper 36 connected to the slide 32 is then fixed while the slide 32 is positioned through the positioning holes 33, thereby completing the tamping of the roadbed of different widths.

When the narrow roadbed is faced, the pin block 35 is pulled down, the rod body 34 is rotated by 90 degrees, and after the installation is completed, the roadbed is continuously tamped. The positioning block 35 is used to limit the rebound of the hydraulic tamper 36 upward due to the reaction force when tamping the roadbed.

Example III

As shown in fig. 1-2, in this example, grooves are formed on two sides of the sliding rail 31, hanging blocks matched with the grooves are arranged on the sliding blocks 32, the hanging blocks are slidably connected with the grooves, and detachable stoppers are arranged on two ends of the sliding rail 31. The cooperation of hanging piece and recess for ensure that the slider can not drop in vertical direction, can only slide in the horizontal direction.

Of course, the above description is not intended to limit the utility model, but rather the utility model is not limited to the above examples, and variations, modifications, additions or substitutions within the spirit and scope of the utility model will be within the scope of the utility model.

Claims

1. The pipeline groove backfill tamping auxiliary device comprises two groups of identical brackets (2), wherein wheels (22) are arranged at the bottoms of the brackets (2), rod bodies (34) are connected between the brackets (2) in a sliding manner, and the rod bodies (34) are connected with a hydraulic tamping machine (36); the device is characterized in that a screw nut (12) is rotatably connected to the top of the support (2), the screw nut (12) is matched and connected with a vertically arranged screw rod (13), the screw nut (12) is also coaxially sleeved and connected with a worm wheel (11), one side of the worm wheel (11) is meshed and connected with a worm (1), and the worm (1) is rotatably connected to a bearing seat (18);

the screw rod (13) is connected with the rod body (34).

2. The pipeline trench backfill tamping auxiliary device according to claim 1, characterized in that a vertical rod (3) is connected below the rod body (34), a sliding rail (31) is detachably connected to the bottom of the vertical rod (3), the sliding rail (31) is slidably connected with a sliding block (32), and the bottom of the sliding block (32) is connected with the hydraulic tamping machine (36).

3. The pipeline groove backfill tamping auxiliary device according to claim 1, wherein the bracket (2) is provided with a bar-shaped groove (21), and two ends of the rod body (34) are respectively inserted and connected in the bar-shaped groove (21) in a sliding manner.

4. A pipeline trench backfill tamping aid according to claim 1, characterized in that one end of the worm (1) is connected with a turntable (14).

5. The pipeline groove backfill tamping auxiliary device according to claim 2, characterized in that a plurality of positioning holes (33) are formed in the upper end face of the sliding rail (31) at intervals along the length direction, threaded holes matched with the positioning holes (33) are formed in the sliding block (32), and the positioning holes (33) are matched with the threaded holes through bolts.

6. The pipeline groove backfill tamping auxiliary device according to claim 2, wherein a positioning block (37) is fixedly arranged on the side wall of the vertical rod (3), and the positioning block (37) is clamped at the top of the sliding rail (31); the side wall of the vertical rod (3) is further provided with a jack, the jack is detachably connected with a pin block (35), and the pin block (35) is clamped below the sliding rail (31).

7. The pipeline groove backfill tamping auxiliary device according to claim 1, characterized in that a limiting plate (15) is arranged at the top end of the screw rod (13).