CN220132691U - Highway ramming device - Google Patents
Highway ramming device Download PDFInfo
- Publication number
- CN220132691U CN220132691U CN202321401172.0U CN202321401172U CN220132691U CN 220132691 U CN220132691 U CN 220132691U CN 202321401172 U CN202321401172 U CN 202321401172U CN 220132691 U CN220132691 U CN 220132691U
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- 238000004140 cleaning Methods 0.000 claims abstract description 137
- 230000007246 mechanism Effects 0.000 claims abstract description 36
- 230000003139 buffering effect Effects 0.000 claims abstract description 15
- 230000000712 assembly Effects 0.000 claims description 6
- 238000000429 assembly Methods 0.000 claims description 6
- 230000000694 effects Effects 0.000 abstract description 6
- 238000010276 construction Methods 0.000 abstract description 4
- 230000006378 damage Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
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- Machines For Laying And Maintaining Railways (AREA)
Abstract
The utility model provides a highway tamping device, which belongs to the technical field of road construction equipment and aims to solve the problem that the conventional worker needs to manually clean a vibration plate of a flat plate tamper to influence the highway tamping efficiency, and comprises a tamping bottom plate, a driving mounting plate, a flat plate tamper main body, a tamping cleaning mechanism, a buffering limiting frame and a tamping adjusting mechanism; the driving mounting plate is welded above the ramming bottom plate; the flat plate tamper main body is fixedly connected above the driving mounting plate; the tamping cleaning mechanism is arranged in the driving mounting plate; the two groups of buffer limiting frames are respectively and fixedly connected to the left side and the right side of the rear end above the tamping bottom plate; the tamping adjusting mechanisms are respectively arranged at the left side and the right side of the rear of the buffering limiting frame, so that the tamping bottom plate is cleaned, stones on the tamping bottom plate are prevented from falling into a tamping completed area, the highway tamping effect is ensured, and the highway tamping efficiency is improved.
Description
Technical Field
The utility model belongs to the technical field of road construction equipment, and particularly relates to a highway tamping device.
Background
When building road construction, often need to level to soil or grit, the workman generally uses flat rammer to level to the highway when carrying out wholly to the highway, and current flat rammer generally comprises flat board, vibrator and connecting device.
The prior application number is: the utility model relates to the technical field of highway construction equipment, in particular to a highway tamping device for highway engineering, which comprises a tamping device main body, two connecting seats and two driving devices, wherein the two connecting seats are arranged on two opposite side vertical faces of the tamping device main body, connecting grooves which are horizontally arranged are arranged in the connecting seats, one end of each connecting groove far away from the tamping device main body is an opening, each driving device comprises a driving motor, a driving screw rod and a driving seat, an output shaft of the driving motor is fixedly connected with the upper end of the driving screw rod, each driving seat is connected onto the driving screw rod, and each driving seat is provided with a connecting block which is detachably connected with each connecting groove. Set up the connecting seat on two opposite side facades of ramming device main part, drive arrangement can with the convenient dismantlement and the connection of connecting seat, upwards mention the ramming device main part through drive arrangement drive, the removal and the transport of the ramming device main part of being convenient for reduce staff's manual labor, convenient to use is swift.
Based on the above, when the existing flat plate tamper is used for tamping a road, stones and the like on the area, which is not tamped, of the periphery of the flat plate tamper are easy to collapse onto the flat plate tamper, so that workers need to manually clean the vibration plate of the flat plate tamper in the road tamping process, and only after the vibration plate is cleaned, the road can be continuously tamped, and the road tamping efficiency is affected.
Disclosure of Invention
In order to solve the technical problems, the utility model provides a highway tamping device, which aims to solve the problems that when the conventional flat plate tamper is used for tamping a highway, stones and the like on the area which is not tamped on the periphery of the flat plate tamper are easy to collapse onto the flat plate tamper when the flat plate tamper is used for tamping the highway, so that a worker needs to manually clean a vibration plate of the flat plate tamper in the process of tamping the highway, and the road can be tamped after the vibration plate is cleaned, thereby influencing the efficiency of the highway tamping.
The utility model discloses a highway tamping device, which is characterized by comprising the following specific technical means:
a highway tamping device comprises a tamping bottom plate, a driving mounting plate, a flat plate tamper main body, a tamping cleaning mechanism, a buffering limiting frame and a tamping adjusting mechanism;
the driving mounting plate is welded above the ramming bottom plate;
the flat plate tamper main body is fixedly connected above the driving mounting plate;
the tamping cleaning mechanism is arranged in the driving mounting plate;
the two groups of buffer limiting frames are respectively and fixedly connected to the left side and the right side of the rear end above the tamping bottom plate;
the tamping adjusting mechanisms are arranged in two groups, and the two groups of tamping adjusting mechanisms are respectively arranged at the left side and the right side of the rear of the buffering limiting frame.
Further, the tamping cleaning mechanism comprises: a cleaning drive motor, a cleaning drive screw, and a cleaning drive member;
the cleaning driving motor is fixedly connected to the inside of the driving mounting plate;
the cleaning driving screw rod is rotationally connected to the inside of the driving mounting plate, is of a reciprocating screw rod structure and is fixedly connected with the rotating shaft of the cleaning driving motor in a coaxial manner;
the cleaning driving piece is connected in a sliding mode to the inside of the driving mounting plate, and is connected with the cleaning driving screw rod in a threaded mode.
Further, the tamping cleaning mechanism further comprises: cleaning the connecting plate, cleaning the connecting rod and cleaning the piece;
the two groups of cleaning connecting plates are respectively and fixedly connected to the left side and the right side of the cleaning driving piece, and the two groups of cleaning connecting plates are respectively provided with a rotating shaft structure;
the two groups of cleaning connecting rods are arranged in total, and the rear ends of the two groups of cleaning connecting rods are respectively and rotatably connected with the rotating shaft of the cleaning connecting plate;
the cleaning pieces are arranged in two groups, the front ends of the two groups of cleaning pieces are provided with arc structures, the two groups of cleaning pieces are respectively and slidably connected in front of the upper end of the tamping bottom plate, and the rear ends of the two groups of cleaning pieces are respectively and hingedly connected with the cleaning connecting rod.
Further, the buffering spacing is including: moving the support frame and the wheel assembly;
the two groups of movable supporting frames are respectively and fixedly connected to the rear parts of the buffering limiting frames;
the wheel components are arranged in two groups, and the two groups of wheel components are respectively connected to the outer side of the movable supporting frame in a rotating mode.
Further, the tamping adjustment mechanism comprises: the buffer limiting groove, the buffer sliding block and the buffer spring;
the two groups of buffer limiting grooves are respectively arranged behind the buffer limiting frames, and the two groups of buffer limiting grooves are of T-shaped groove structures;
the two groups of buffer sliding blocks are respectively and slidably connected in the buffer limiting grooves;
the buffer springs are arranged in four groups, the four groups of buffer springs are respectively fixedly connected to the upper end and the lower end of the inside of the buffer limiting groove, and the four groups of buffer springs are respectively fixedly connected with the upper end and the lower end of the buffer sliding block.
Further, the tamping adjusting mechanism further comprises: an adjusting fixing rod, an adjusting piece and an adjusting rod;
the two groups of adjusting fixing rods are respectively and fixedly connected to the rear of the buffer sliding block;
the two groups of adjusting parts are respectively connected to the rear of the adjusting fixing rod in a rotating way, and the two groups of adjusting parts are respectively provided with a threaded hole structure;
the adjusting rods are provided with two groups, the front ends of the two groups of adjusting rods are respectively and slidably connected to the rear inside the adjusting fixing rod, and the two groups of adjusting rods are respectively and spirally connected with the adjusting piece.
Compared with the prior art, the utility model has the following beneficial effects:
according to the utility model, through the arrangement of the tamping cleaning mechanism, when the tamping bottom plate needs to be cleaned, the cleaning driving motor is turned on, the cleaning driving motor rotates to drive the cleaning driving screw to rotate, the cleaning driving screw rotates to drive the cleaning driving piece to move back and forth, the cleaning driving piece moves back and forth to drive the cleaning connecting rod to swing, the cleaning connecting rod swings to drive the cleaning piece to reciprocate left and right, the cleaning piece reciprocates left and right, the tamping bottom plate is cleaned, stones on the tamping bottom plate are prevented from falling into a region where tamping is completed, the highway tamping effect is ensured, and the highway tamping efficiency is improved.
According to the utility model, through the arrangement of the wheel assembly, when the flat plate tamper is used, the whole flat plate tamper is rotated backwards at the moment, the wheel assembly is contacted with the ground at the moment, the wheel assembly facilitates the movement of the whole flat plate tamper, and the labor intensity of workers is reduced.
According to the utility model, through the arrangement of the buffer slide block, when a worker uses the flat plate tamper to level a road, the flat plate tamper vibrates to counter vibration at the moment, the flat plate tamper vibrates to drive the buffer slide block to move up and down, and under the action of the buffer spring, the buffer spring realizes the consumption of the kinetic energy of the buffer slide block, so that the damage to the hands of the worker caused by the vibration of the flat plate tamper is avoided.
According to the utility model, through the arrangement of the tamping adjusting mechanism, when a worker needs to adjust the length of the whole pushing handle, the adjusting piece is rotated at the moment, the adjusting piece rotates to drive the adjusting rod to move back and forth, the adjusting rod moves back and forth, the length of the handle of the flat plate tamping machine is adjusted, and the application range of the whole flat plate tamping machine is increased.
The utility model realizes the cleaning of the tamping bottom plate, avoids the phenomenon that stones on the tamping bottom plate fall into the region where tamping is completed, ensures the effect of highway tamping, improves the efficiency of highway tamping, facilitates the movement of the whole flat plate tamper, reduces the labor intensity of workers, realizes the protection of hands of the workers, avoids the damage to the hands of the workers caused by the vibration of the flat plate tamper, realizes the adjustment of the handle length of the flat plate tamper, and increases the application range of the whole flat plate tamper.
Drawings
Fig. 1 is a schematic view of the overall structure of the present utility model.
Fig. 2 is a schematic view of the wheel assembly of the present utility model.
Fig. 3 is a schematic view of the structure of the cleaning member of the present utility model.
FIG. 4 is a schematic cross-sectional view of a buffer stop of the present utility model.
FIG. 5 is a schematic view of the tamper cleaning mechanism of the present utility model.
In the figure, the correspondence between the component names and the drawing numbers is:
1. tamping the bottom plate; 2. a drive mounting plate; 3. a flat plate tamper body; 4. tamping the cleaning mechanism; 401. a cleaning drive motor; 402. cleaning a driving screw; 403. a cleaning drive; 404. cleaning the connecting plate; 405. cleaning the connecting rod; 406. a cleaning member; 5. buffering limit frames; 501. moving the support frame; 502. a wheel assembly; 6. tamping the adjustment mechanism; 601. a buffer limit groove; 602. a buffer slider; 603. a buffer spring; 604. adjusting the fixed rod; 605. an adjusting member; 606. and (5) adjusting the rod.
Description of the embodiments
Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples.
Examples
As shown in fig. 1 to 5:
the utility model provides a highway tamping device, which comprises a tamping bottom plate 1, a driving mounting plate 2, a flat plate tamper body 3, a tamping cleaning mechanism 4, a buffering limiting frame 5 and a tamping adjusting mechanism 6;
the driving mounting plate 2 is welded above the tamping bottom plate 1;
the flat plate tamper body 3 is fixedly connected above the drive mounting plate 2;
the tamping cleaning mechanism 4 is arranged inside the driving mounting plate 2;
the two groups of buffer limiting frames 5 are arranged in total, and the two groups of buffer limiting frames 5 are respectively and fixedly connected to the left side and the right side of the rear end above the rammed baseplate 1;
the tamping adjusting mechanisms 6 are arranged in two groups, and the two groups of tamping adjusting mechanisms 6 are respectively arranged at the left side and the right side of the rear of the buffering limiting frame 5.
Wherein, tamp cleaning mechanism 4 includes: a cleaning drive motor 401, a cleaning drive screw 402, and a cleaning drive 403;
the cleaning drive motor 401 is fixedly connected to the inside of the drive mounting plate 2;
the cleaning driving screw 402 is rotationally connected to the inside of the driving mounting plate 2, the cleaning driving screw 402 is of a reciprocating screw structure, and the cleaning driving screw 402 is coaxially and fixedly connected with a rotating shaft of the cleaning driving motor 401;
the cleaning driving piece 403 is slidably connected in the driving mounting plate 2, and the cleaning driving piece 403 is in threaded connection with the cleaning driving screw 402, in use, when the tamping bottom plate 1 needs to be cleaned, the cleaning driving motor 401 is turned on at this time, the cleaning driving motor 401 rotates to drive the cleaning driving screw 402 to rotate, the cleaning driving screw 402 rotates to drive the cleaning driving piece 403 to move back and forth, and the cleaning driving piece 403 moves back and forth to facilitate the subsequent cleaning of the tamping bottom plate 1.
Wherein, tamp cleaning mechanism 4 also includes: a cleaning connection plate 404, a cleaning connection rod 405, and a cleaning member 406;
the two groups of cleaning connecting plates 404 are arranged, the two groups of cleaning connecting plates 404 are respectively and fixedly connected to the left side and the right side of the cleaning driving piece 403, and the two groups of cleaning connecting plates 404 are provided with rotating shaft structures;
the two groups of cleaning connecting rods 405 are arranged in total, and the rear ends of the two groups of cleaning connecting rods 405 are respectively and rotatably connected with the rotating shafts of the cleaning connecting plates 404;
the cleaning members 406 are provided with two groups, the front ends of the two groups of cleaning members 406 are provided with arc structures, the two groups of cleaning members 406 are respectively and slidably connected in front of the upper end of the tamping bottom plate 1, the rear ends of the two groups of cleaning members 406 are respectively and hingedly connected with the cleaning connecting rod 405, in use, when the tamping bottom plate 1 needs to be cleaned, the cleaning driving motor 401 is opened at the moment, the cleaning driving motor 401 rotates to drive the cleaning driving screw 402 to rotate, the cleaning driving screw 402 rotates to drive the cleaning driving member 403 to move back and forth, the cleaning driving member 403 moves back and forth to drive the cleaning connecting rod 405 to swing, the cleaning connecting rod 405 swings to drive the cleaning member 406 to reciprocate left and right, the cleaning of the tamping bottom plate 1 is realized by the left and right reciprocating movement of the cleaning member 406, the phenomenon that stones on the tamping bottom plate 1 fall into the area where tamping is completed is avoided, and the road tamping effect is ensured.
Wherein, buffering spacing 5 is including: a mobile support 501 and a wheel assembly 502;
two groups of movable supporting frames 501 are arranged in total, and the two groups of movable supporting frames 501 are respectively and fixedly connected to the rear of the buffering limiting frame 5;
the wheel assemblies 502 are provided with two groups, the two groups of wheel assemblies 502 are respectively connected to the outer sides of the movable supporting frames 501 in a rotating mode, in use, after the flat plate tamper is used, the whole flat plate tamper is rotated backwards at the moment, the wheel assemblies 502 are in contact with the ground at the moment, the wheel assemblies 502 facilitate movement of the whole flat plate tamper, and labor intensity of workers is relieved.
Wherein, tamp adjustment mechanism 6 includes: a buffer limit groove 601, a buffer slide block 602 and a buffer spring 603;
the two groups of buffer limit grooves 601 are arranged in total, the two groups of buffer limit grooves 601 are of T-shaped groove structures, and the two groups of buffer limit grooves 601 are respectively arranged at the rear of the buffer limit frame 5;
two groups of buffer slide blocks 602 are arranged in total, and the two groups of buffer slide blocks 602 are respectively and slidably connected in the buffer limiting groove 601;
the buffer springs 603 are provided with four groups, the four groups of buffer springs 603 are respectively fixedly connected to the upper end and the lower end of the inside of the buffer limiting groove 601, the four groups of buffer springs 603 are respectively fixedly connected to the upper end and the lower end of the buffer sliding block 602, in use, when a worker levels a road by using the flat-plate tamper, the flat-plate tamper vibrates at the moment to generate vibration, the flat-plate tamper vibrates to drive the buffer sliding block 602 to move up and down, under the action of the buffer springs 603, the buffer springs 603 realize the consumption of kinetic energy of the buffer sliding block 602, and the damage of the vibration of the flat-plate tamper to hands of the worker is avoided.
Wherein, tamp adjustment mechanism 6 also includes: an adjustment fixing lever 604, an adjustment piece 605 and an adjustment lever 606;
two groups of adjusting fixing rods 604 are arranged, and the two groups of adjusting fixing rods 604 are fixedly connected to the rear of the buffer slide block 602 respectively;
the two groups of adjusting pieces 605 are arranged in total, the two groups of adjusting pieces 605 are respectively connected to the rear of the adjusting fixing rod 604 in a rotating way, and the two groups of adjusting pieces 605 are respectively provided with a threaded hole structure;
the adjusting rods 606 are arranged in two groups, the front ends of the two groups of adjusting rods 606 are respectively connected to the rear inside the adjusting fixing rod 604 in a sliding mode, the two groups of adjusting rods 606 are respectively connected with the adjusting piece 605 in a threaded mode, in use, when a worker needs to adjust the length of the whole pushing handle, the adjusting piece 605 is rotated at the moment, the adjusting piece 605 is rotated to drive the adjusting rod 606 to move back and forth, the adjusting rod 606 moves back and forth, the length of the handle of the flat-plate tamper is adjusted, and the application range of the whole flat-plate tamper is increased.
Specific use and action of the embodiment:
firstly, when the tamping bottom plate 1 needs to be cleaned, the cleaning driving motor 401 is turned on at the moment, the cleaning driving motor 401 rotates to drive the cleaning driving screw 402 to rotate, the cleaning driving screw 402 rotates to drive the cleaning driving piece 403 to move back and forth, the cleaning driving piece 403 moves back and forth to drive the cleaning connecting rod 405 to swing, the cleaning connecting rod 405 swings to drive the cleaning piece 406 to reciprocate left and right, the cleaning piece 406 reciprocates left and right to clean the tamping bottom plate 1, stones on the tamping bottom plate 1 are prevented from falling into a region where tamping is completed, and the highway tamping effect is guaranteed.
Then, when the workman needs to adjust the length of whole pushing hands, rotate regulating part 605 this moment, regulating part 605 rotates and drives regulation pole 606 back and forth movement, regulation pole 606 back and forth movement has realized the regulation to dull and stereotyped rammer handle length, the application scope of whole dull and stereotyped rammer has been increased, simultaneously when the workman uses dull and stereotyped rammer to carry out the level to the highway, dull and stereotyped rammer vibrations counter-vibration this moment, dull and stereotyped rammer vibrations drive buffer slide 602 reciprocates, under buffer spring 603's effect, buffer spring 603 has realized the consumption to buffer slide 602 kinetic energy, avoided dull and stereotyped rammer vibrations to cause the injury to the workman's hand.
Finally, when the use of the flat plate compactor is completed, the whole flat plate compactor is rotated backwards at this time, the wheel assembly 502 is in contact with the ground at this time, the wheel assembly 502 facilitates the movement of the whole flat plate compactor, and the labor intensity of workers is reduced.
Claims (6)
1. A highway ramming device, characterized in that: the automatic tamping machine comprises a tamping bottom plate (1), a driving mounting plate (2), a flat plate tamping machine main body (3), a tamping cleaning mechanism (4), a buffering limit frame (5) and a tamping adjusting mechanism (6); the driving mounting plate (2) is welded above the tamping bottom plate (1); the flat plate tamper main body (3) is fixedly connected above the driving mounting plate (2); the tamping cleaning mechanism (4) is arranged in the driving mounting plate (2); two groups of buffer limiting frames (5) are arranged in total, and the two groups of buffer limiting frames (5) are respectively and fixedly connected to the left side and the right side of the rear end above the ramming bottom plate (1); the tamping adjusting mechanisms (6) are arranged in two groups, and the two groups of tamping adjusting mechanisms (6) are respectively arranged at the left side and the right side of the rear of the buffering limiting frame (5).
2. A highway tamping device as claimed in claim 1, wherein: the tamping cleaning mechanism (4) comprises: a cleaning drive motor (401), a cleaning drive screw (402), and a cleaning drive member (403); the cleaning driving motor (401) is fixedly connected inside the driving mounting plate (2); the cleaning driving screw rod (402) is rotationally connected to the inside of the driving mounting plate (2), the cleaning driving screw rod (402) is of a reciprocating screw rod structure, and the cleaning driving screw rod (402) is coaxially and fixedly connected with a rotating shaft of the cleaning driving motor (401); the cleaning driving piece (403) is connected inside the driving mounting plate (2) in a sliding mode, and the cleaning driving piece (403) is connected with the cleaning driving screw rod (402) in a threaded mode.
3. A highway tamping device as claimed in claim 2, wherein: the tamping cleaning mechanism (4) further comprises: a cleaning connection plate (404), a cleaning connection rod (405) and a cleaning member (406); the two groups of cleaning connecting plates (404) are arranged in total, the two groups of cleaning connecting plates (404) are respectively and fixedly connected to the left side and the right side of the cleaning driving piece (403), and the two groups of cleaning connecting plates (404) are both provided with a rotating shaft structure; two groups of cleaning connecting rods (405) are arranged in total, and the rear ends of the two groups of cleaning connecting rods (405) are respectively and rotatably connected with the rotating shaft of the cleaning connecting plate (404); the cleaning pieces (406) are arranged in two groups, the front ends of the two groups of cleaning pieces (406) are provided with arc structures, the two groups of cleaning pieces (406) are respectively and slidably connected in front of the upper end of the ramming base plate (1), and the rear ends of the two groups of cleaning pieces (406) are respectively and hingedly connected with the cleaning connecting rod (405).
4. A highway tamping device as claimed in claim 1, wherein: the buffering limiting frame (5) comprises: a mobile support (501) and a wheel assembly (502); two groups of movable supporting frames (501) are arranged in total, and the two groups of movable supporting frames (501) are respectively and fixedly connected to the rear of the buffering limiting frame (5); the wheel assemblies (502) are arranged in two groups, and the two groups of wheel assemblies (502) are respectively connected to the outer side of the movable supporting frame (501) in a rotating mode.
5. A highway tamping device as claimed in claim 1, wherein: the tamping adjusting mechanism (6) comprises: a buffer limit groove (601), a buffer slide block (602) and a buffer spring (603); two groups of buffer limit grooves (601) are arranged in total, the two groups of buffer limit grooves (601) are of T-shaped groove structures, and the two groups of buffer limit grooves (601) are respectively arranged at the rear of the buffer limit frame (5); two groups of buffer sliding blocks (602) are arranged in total, and the two groups of buffer sliding blocks (602) are respectively and slidably connected in the buffer limiting groove (601); four groups of buffer springs (603) are arranged in total, the four groups of buffer springs (603) are respectively and fixedly connected to the upper end and the lower end of the inside of the buffer limiting groove (601), and the four groups of buffer springs (603) are respectively and fixedly connected to the upper end and the lower end of the buffer sliding block (602).
6. A highway tamping device as claimed in claim 5, wherein: the tamping adjustment mechanism (6) further comprises: an adjusting fixed rod (604), an adjusting piece (605) and an adjusting rod (606); two groups of adjusting fixing rods (604) are arranged in total, and the two groups of adjusting fixing rods (604) are fixedly connected to the rear of the buffer sliding block (602) respectively; two groups of adjusting pieces (605) are arranged in total, the two groups of adjusting pieces (605) are respectively connected to the rear of the adjusting fixing rod (604) in a rotating mode, and the two groups of adjusting pieces (605) are respectively provided with a threaded hole structure; the two groups of adjusting rods (606) are arranged in total, the front ends of the two groups of adjusting rods (606) are respectively and slidably connected to the rear inside the adjusting fixing rod (604), and the two groups of adjusting rods (606) are respectively and spirally connected with the adjusting piece (605).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321401172.0U CN220132691U (en) | 2023-06-05 | 2023-06-05 | Highway ramming device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321401172.0U CN220132691U (en) | 2023-06-05 | 2023-06-05 | Highway ramming device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220132691U true CN220132691U (en) | 2023-12-05 |
Family
ID=88961685
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321401172.0U Active CN220132691U (en) | 2023-06-05 | 2023-06-05 | Highway ramming device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220132691U (en) |
-
2023
- 2023-06-05 CN CN202321401172.0U patent/CN220132691U/en active Active
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