CN114411497A - Gravity tamping mechanism and road surface tamping device for road subgrade construction - Google Patents
Gravity tamping mechanism and road surface tamping device for road subgrade construction Download PDFInfo
- Publication number
- CN114411497A CN114411497A CN202111593629.8A CN202111593629A CN114411497A CN 114411497 A CN114411497 A CN 114411497A CN 202111593629 A CN202111593629 A CN 202111593629A CN 114411497 A CN114411497 A CN 114411497A
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- sliding plate
- assembly
- plate
- telescopic
- tamping
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
- E01C19/22—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for consolidating or finishing laid-down unset materials
- E01C19/30—Tamping or vibrating apparatus other than rollers ; Devices for ramming individual paving elements
- E01C19/34—Power-driven rammers or tampers, e.g. air-hammer impacted shoes for ramming stone-sett paving; Hand-actuated ramming or tamping machines, e.g. tampers with manually hoisted dropping weight
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/60—Planning or developing urban green infrastructure
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Road Paving Machines (AREA)
- Road Paving Structures (AREA)
Abstract
The invention is suitable for the technical field of road construction, and provides a gravity tamping mechanism and a road surface tamping device for road bed construction, which comprises a supporting plate and also comprises: the device comprises a support column, a first sliding plate, a second sliding plate, a top plate, a tamping block, a driving component, a clamping component, a hook block, a telescopic component and an elastic component; the support columns are four and fixedly mounted on the support plate, and the first sliding plate and the second sliding plate are arranged on the support columns in a sliding mode. The driving assembly drives the second sliding plate to move downwards, when the second sliding plate moves downwards, the telescopic assembly is folded, and then the elastic assembly stores elastic potential energy, the hook block is clamped by the clamping assembly, then the driving assembly drives the second sliding plate to move upwards, the second sliding plate drives the first sliding plate to move upwards through the clamping assembly and the hook block, the first sliding plate drives the ramming block to move upwards, when the second sliding plate moves to the contact of the clamping assembly and the top plate, the clamping assembly loosens the hook block.
Description
Technical Field
The invention belongs to the technical field of road construction, and particularly relates to a gravity tamping mechanism and a road surface tamping device for road bed construction.
Background
With the increase of traffic volume, the frequency of road maintenance is higher and higher, especially the road surface that heavy-duty trucks often drive through is especially serious, and the road needs to be maintained.
During road maintenance, need clear up maintenance department, then pour raw materials such as grit as the ground, then practical tamping unit is with road surface flattening and ramming, and the downward pressure that current device generally produces through the eccentric wheel drives the piece of ramming and tamps the road, and the piece of ramming is little to the pressure of road, and it is not good to lead to ramming the effect.
Disclosure of Invention
The embodiment of the invention aims to provide a gravity tamping mechanism and a road surface tamping device for road bed construction, and aims to solve the problems that the existing device generally drives a tamping block to tamp a road through downward pressure generated by an eccentric wheel, and the tamping block has low pressure on the road, so that the tamping effect is poor.
The invention is realized like this, a gravity ramming organization and road surface tamping unit for road subgrade construction, including the shoe plate, also include:
the device comprises a support column, a first sliding plate, a second sliding plate, a top plate, a tamping block, a driving component, a clamping component, a hook block, a telescopic component and an elastic component;
the four support columns are fixedly arranged on the support plate, the first sliding plate and the second sliding plate are arranged on the support columns in a sliding mode, the hook block is fixedly arranged on the first sliding plate, the top plate is fixedly arranged at the tail end of the support column, the ramming block is fixedly arranged on the first sliding plate, the support plate is provided with a first avoidance groove, the driving assembly is arranged on the top plate, the clamping assembly is arranged on the second sliding plate, the telescopic assembly is arranged on the second sliding plate, and the elastic assembly is arranged on the telescopic assembly;
the clamping assembly is used for clamping the hook block, the driving assembly is used for driving the second sliding plate to move up and down, the second sliding plate drives the first sliding plate to move upwards through the hook block and the clamping assembly, the telescopic assembly is folded and contracted in a mode of moving downwards through the second sliding plate, the telescopic assembly compresses the elastic assembly in a folding and contracting mode, when the clamping assembly moves upwards to the top plate, the hook block is loosened by the clamping assembly, and the tamping block tamps the ground through the gravity of the clamping assembly and the elastic potential energy of the elastic assembly.
Further technical scheme, drive assembly includes rotating device, first band pulley, belt and second band pulley, rotating device fixed mounting is on the roof, first band pulley fixed mounting is in rotating device's rotation end, two terminal fixed mounting respectively of belt is in second sliding plate both sides, be provided with the second on the second sliding plate and dodge the groove, the second band pulley rotates to be connected in the backup pad, the belt passes the second respectively and dodges groove and two third and dodge the groove, the belt is connected with first band pulley and second band pulley transmission respectively.
Further technical scheme, the centre gripping subassembly is including colluding the claw, pushing away groove, first telescopic link, first flexible cover and first elastic component, be provided with the mounting groove on the second sliding plate, collude the claw and be provided with two, two collude the claw and all rotate to connect in the mounting groove, collude and be provided with the groove that colludes that is used for the centre gripping to collude the piece on the claw, first telescopic link and first flexible cover rotate respectively and connect on two collude the claw, first telescopic link and first flexible cover sliding connection, first elastic component cover is established in first telescopic link and first flexible cover outside, push away the groove setting on the roof.
According to a further technical scheme, the telescopic assembly comprises a push plate and a first connecting rod, a fourth avoidance groove is formed in the push plate, the number of the first connecting rods is four, the first connecting rods are rotatably connected to the push plate, the number of the first connecting rods is four, the tail ends of the first connecting rods are rotatably connected with a second connecting rod, and the tail ends of the second connecting rods are rotatably connected to a second sliding plate.
Further technical scheme, the elasticity subassembly includes flexible cover of second, second telescopic link, second elastic component, the flexible cover of second rotates to be connected in the push pedal, the second telescopic link rotates to be connected on first connecting rod, the flexible cover of second and second telescopic link sliding connection, the second elastic component cover is established in the flexible cover of second and the second telescopic link outside.
The utility model provides a road bed construction is with road surface tamping device, includes gravity tamping mechanism, still includes gyro wheel and supporting component, gyro wheel and supporting component all are provided with four, gyro wheel fixed mounting is on first sliding plate, the supporting component sets up on first sliding plate.
According to a further technical scheme, the supporting assembly comprises a screw rod, supporting legs and a knob, the screw rod is in threaded connection with the first sliding plate, the supporting legs are fixedly installed at one end of the screw rod, and the knob is fixedly installed at the other end of the screw rod.
According to a further technical scheme, the supporting assembly comprises a screw rod, supporting legs and a knob, the screw rod is in threaded connection with the first sliding plate, the supporting legs are fixedly installed at one end of the screw rod, and the knob is fixedly installed at the other end of the screw rod.
When the gravity tamping mechanism and the pavement tamping device for road foundation construction are used, the driving component drives the second sliding plate to move downwards, the telescopic component is folded when the second sliding plate moves downwards, so that the elastic component stores elastic potential energy, the clamping component clamps the hook block, then the driving component drives the second sliding plate to move upwards, the second sliding plate drives the first sliding plate to move upwards through the clamping component and the hook block, the first sliding plate drives the tamping block to move upwards, the clamping component loosens the hook block when the second sliding plate moves until the clamping component is contacted with the top plate, and the tamping block tamps the ground through the gravity of the tamping block and the elastic potential energy of the elastic component, so that the tamping effect on the ground is improved, and the ground is tamped.
Drawings
Fig. 1 is a schematic structural diagram of a gravity tamping mechanism and a road surface tamping device for road bed construction according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of the telescoping assembly of FIG. 1 according to an embodiment of the present invention;
FIG. 3 is an enlarged schematic view of A in FIG. 1 according to an embodiment of the present invention;
fig. 4 is an enlarged schematic structural diagram of B in fig. 1 according to an embodiment of the present invention.
In the drawings: the device comprises a supporting plate 101, a supporting column 102, a first sliding plate 103, a second sliding plate 104, a top plate 105, a tamping block 106, a first avoidance groove 107, a driving component 2, a rotating device 201, a first belt pulley 202, a belt 203, a second avoidance groove 204, a third avoidance groove 205, a second belt pulley 206, a clamping component 3, a hook block 301, a mounting groove 302, a hook claw 303, a pushing groove 304, a first telescopic rod 305, a first telescopic sleeve 306, a first elastic piece 307, a hook groove 308, a telescopic component 4, a pushing plate 401, a first connecting rod 402, a second connecting rod 403, a fourth avoidance groove 404, an elastic component 5, a second telescopic sleeve 501, a second telescopic rod 502, a second elastic piece 503, a roller 6, a screw 701, supporting legs 702 and a knob 703.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Specific implementations of the present invention are described in detail below with reference to specific embodiments.
As shown in fig. 1, a gravity tamping mechanism according to an embodiment of the present invention includes a supporting plate 101, and further includes:
the number of the support columns 102 is four, the four support columns 102 are fixedly mounted on the support plate 101, the first sliding plate 103 and the second sliding plate 104 are both slidably mounted on the support columns 102, the hook block 301 is fixedly mounted on the first sliding plate 103, the top plate 105 is fixedly mounted at the tail end of the support column 102, the ramming block 106 is fixedly mounted on the first sliding plate 103, the support plate 101 is provided with a first avoidance groove 107, the driving component 2 is arranged on the top plate 105, the clamping component 3 is arranged on the second sliding plate 104, the telescopic component 4 is arranged on the second sliding plate 104, and the elastic component 5 is arranged on the telescopic component 4;
the clamping assembly 3 is used for clamping the hook block 301, the driving assembly 2 is used for driving the second sliding plate 104 to move up and down, the second sliding plate 104 drives the first sliding plate 103 to move upwards through the hook block 301 and the clamping assembly 3, the telescopic assembly 4 is folded and contracted in a mode of moving downwards through the second sliding plate 104, the telescopic assembly 4 compresses the elastic assembly 5 in a folding and contracting mode, when the clamping assembly 3 moves upwards to be in contact with the top plate 105, the hook block 301 is loosened by the clamping assembly 3, and the tamping block 106 tamps the ground through the gravity of the tamping block and the elastic potential energy of the elastic assembly 5.
In the embodiment of the invention, when the device is used, the driving assembly 2 drives the second sliding plate 104 to move downwards, when the second sliding plate 104 moves downwards, the telescopic assembly 4 is folded, so that the elastic assembly 5 stores elastic potential energy, the clamping assembly 3 clamps the hook block 301, then the driving assembly 2 drives the second sliding plate 104 to move upwards, the second sliding plate 104 drives the first sliding plate 103 to move upwards through the clamping assembly 3 and the hook block 301, the first sliding plate 103 drives the tamping block 106 to move upwards, when the second sliding plate 104 moves until the clamping assembly 3 is in contact with the top plate 105, the clamping assembly 3 releases the hook block 301, and the tamping block 106 tamps the ground through the self gravity and the elastic potential energy of the elastic assembly 5, so that the effect of tamping the ground is improved, and the ground is tamped.
As shown in fig. 1, as a preferred embodiment of the present invention, the driving assembly 2 includes a rotating device 201, a first pulley 202, a belt 203 and a second pulley 206, the rotating device 201 is fixedly mounted on the top plate 105, the first pulley 202 is fixedly mounted at a rotating end of the rotating device 201, two ends of the belt 203 are respectively and fixedly mounted on two sides of the second sliding plate 104, the second sliding plate 104 is provided with a second avoiding groove 204, the second pulley 206 is rotatably connected to the supporting plate 101, the belt 203 respectively passes through the second avoiding groove 204 and two third avoiding grooves 205, and the belt 203 is respectively in transmission connection with the first pulley 202 and the second pulley 206.
In the embodiment of the present invention, two driving assemblies 2 are provided, and the two driving assemblies 2 operate synchronously to ensure the stability of the second sliding plate 104, preferably, the rotating device 201 is a motor, the rotating device 201 drives the first belt pulley 202 to rotate, the first belt pulley 202 drives the belt 203 to move through the second belt pulley 206, the belt 203 drives the second sliding plate 104 to move downwards, and when the rotating device 201 rotates reversely, the second sliding plate 104 moves upwards.
As shown in fig. 1 and 3, as a preferred embodiment of the present invention, the clamping assembly 3 includes two hook claws 303, a push groove 304, a first telescopic rod 305, a first telescopic sleeve 306 and a first elastic member 307, the second sliding plate 104 is provided with a mounting groove 302, the two hook claws 303 are provided, the two hook claws 303 are both rotatably connected in the mounting groove 302, the hook claws 303 are provided with hook grooves 308 for clamping the hook block 301, the first telescopic rod 305 and the first telescopic sleeve 306 are respectively rotatably connected to the two hook claws 303, the first telescopic rod 305 is slidably connected to the first telescopic sleeve 306, the first elastic member 307 is sleeved outside the first telescopic rod 305 and the first telescopic sleeve 306, and the push groove 304 is provided on the top plate 105.
In the embodiment of the invention, when the second sliding plate 104 moves downwards, the hook groove 308 on the hook claw 303 is enabled to successfully clamp the hook block 301 through the chamfer at the upper part of the hook block 301 and the arc guide at the lower part of the hook claw 303, the first elastic member 307 pushes the first telescopic rod 305 and the first telescopic sleeve 306 to extend, so as to drive the two hook claws 303 to have opposite rotating forces, so that the hook claws 303 are stably clamped, then the rotating device 201 rotates in the opposite direction to drive the second sliding plate 104 to move upwards, and after the hook claws 303 are moved to be in contact with the push groove 304, the push groove 304 pushes the hook claws 303 to rotate, so that the hook claws 303 loosen the hook block 301, and the tamping block 106 tamps the ground through the self gravity.
As shown in fig. 1 and 2, as a preferred embodiment of the present invention, the telescopic assembly 4 includes a push plate 401 and four first links 402, a fourth avoiding groove 404 is formed in the push plate 401, four first links 402 are provided, the four first links 402 are rotatably connected to the push plate 401, the ends of the four first links 402 are rotatably connected to a second link 403, and the end of the second link 403 is rotatably connected to the second sliding plate 104.
In the embodiment of the present invention, when the second sliding plate 104 moves downward, the push plate 401 contacts the first sliding plate 103, so that the first link 402 and the second link 403 perform the rotational folding.
As shown in fig. 1 and 4, as a preferred embodiment of the present invention, the elastic assembly 5 includes a second telescopic sleeve 501, a second telescopic rod 502, and a second elastic member 503, the second telescopic sleeve 501 is rotatably connected to the push plate 401, the second telescopic rod 502 is rotatably connected to the first connecting rod 402, the second telescopic sleeve 501 is slidably connected to the second telescopic rod 502, and the second elastic member 503 is sleeved on the outer sides of the second telescopic sleeve 501 and the second telescopic rod 502.
In the embodiment of the present invention, when the first connecting rod 402 and the second connecting rod 403 rotate and fold, the second telescopic sleeve 501 and the second telescopic rod 502 contract, the second elastic member 503 is compressed, and when the hook claw 303 releases the hook block 301, the second elastic member 503 pushes the first connecting rod 402 and the second connecting rod 403 to extend through the elastic potential energy of the second elastic member, the first connecting rod 402 and the second connecting rod 403 push the first sliding plate 103 to move downward through the push plate 401, and the first sliding plate 103 drives the tamping block 106 to tamp the ground through the gravity of the first sliding plate and the elastic potential energy of the elastic component 5, so as to improve the tamping effect and increase the working efficiency.
As shown in fig. 1 to 4, a road surface compacting device for road foundation construction according to an embodiment of the present invention includes the gravity ramming mechanism according to any one of claims 1 to 5, and further includes four rollers 6 and four support members, wherein the rollers 6 are fixedly mounted on the first sliding plate 103, and the support members are disposed on the first sliding plate 103.
In the embodiment of the present invention, the road bed construction pavement compacting device is moved to a work site by the rollers 6, and then is installed by the support assembly.
As shown in fig. 1 to 4, as a preferred embodiment of the present invention, the support assembly includes a screw rod 701, a support foot 702, and a knob 703, the screw rod 701 is screwed on the first sliding plate 103, the support foot 702 is fixedly installed at one end of the screw rod 701, and the knob 703 is fixedly installed at the other end of the screw rod 701.
In the embodiment of the invention, the knob 703 is rotated, the knob 703 drives the screw rod 701 to rotate, the screw rod 701 is matched with the thread of the first sliding plate 103 to lift the first sliding plate 103, and the supporting foot 702 is supported on the ground.
The embodiment of the invention provides a gravity tamping mechanism and a pavement tamping device for road foundation construction, the pavement tamping device for road foundation construction is moved to a working site through a roller 6, a knob 703 is rotated, the knob 703 drives a screw rod 701 to rotate, the screw rod 701 lifts a first sliding plate 103 through screw thread matching with the first sliding plate 103, a supporting leg 702 is supported on the ground, a rotating device 201 drives a first belt pulley 202 to rotate, the first belt pulley 202 drives a belt 203 to move through a second belt pulley 206, the belt 203 drives a second sliding plate 104 to move downwards, a push plate 401 is contacted with the first sliding plate 103, so that a first connecting rod 402 and a second connecting rod 403 are rotated and folded, a second telescopic sleeve 501 and a second telescopic rod 502 are contracted, a second elastic piece 503 is compressed, the hook block 301 is compressed through a chamfer at the upper part of the hook block 301 and arc guiding at the lower part of the hook claw 303, so that a hook groove 308 on the hook claw 303 successfully clamps the hook block 301, the first elastic member 307 pushes the first telescopic rod 305 and the first telescopic sleeve 306 to extend, so as to drive the two hook claws 303 to have opposite rotating forces, so that the hook claws 303 are stably clamped, then the rotating device 201 rotates reversely to drive the second sliding plate 104 to move upwards, and after the hook claws 303 are moved to be in contact with the pushing groove 304, the pushing groove 304 pushes the hook claws 303 to rotate, so that the hook claws 303 loosen the hook blocks 301, the second elastic member 503 pushes the first connecting rod 402 and the second connecting rod 403 to extend through elastic potential energy of the second elastic member 503, the first connecting rod 402 and the second connecting rod 403 push the first sliding plate 103 to move downwards through the pushing plate 401, the first sliding plate 103 drives the tamping block 106 to tamp the ground through gravity of the first sliding plate and the elastic potential energy of the elastic component 5, so as to improve the tamping effect and increase the working efficiency.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (7)
1. The utility model provides a gravity ramming mechanism, includes the backup pad, its characterized in that still includes:
the device comprises a support column, a first sliding plate, a second sliding plate, a top plate, a tamping block, a driving component, a clamping component, a hook block, a telescopic component and an elastic component;
the four support columns are fixedly arranged on the support plate, the first sliding plate and the second sliding plate are arranged on the support columns in a sliding mode, the hook block is fixedly arranged on the first sliding plate, the top plate is fixedly arranged at the tail end of the support column, the ramming block is fixedly arranged on the first sliding plate, the support plate is provided with a first avoidance groove, the driving assembly is arranged on the top plate, the clamping assembly is arranged on the second sliding plate, the telescopic assembly is arranged on the second sliding plate, and the elastic assembly is arranged on the telescopic assembly;
the clamping assembly is used for clamping the hook block, the driving assembly is used for driving the second sliding plate to move up and down, the second sliding plate drives the first sliding plate to move upwards through the hook block and the clamping assembly, the telescopic assembly is folded and contracted in a mode of moving downwards through the second sliding plate, the telescopic assembly compresses the elastic assembly in a folding and contracting mode, when the clamping assembly moves upwards to the top plate, the hook block is loosened by the clamping assembly, and the tamping block tamps the ground through the gravity of the clamping assembly and the elastic potential energy of the elastic assembly.
2. The gravity ramming mechanism according to claim 1, wherein the driving assembly comprises a rotating device, a first pulley, a belt and a second pulley, the rotating device is fixedly mounted on the top plate, the first pulley is fixedly mounted at a rotating end of the rotating device, two ends of the belt are respectively and fixedly mounted on two sides of a second sliding plate, a second avoidance groove is formed in the second sliding plate, the second pulley is rotatably connected to the supporting plate, the belt respectively passes through the second avoidance groove and the two third avoidance grooves, and the belt is in transmission connection with the first pulley and the second pulley respectively.
3. The gravity ramming mechanism according to claim 1, wherein the clamping assembly comprises two hooks, a push groove, a first telescopic rod, a first telescopic sleeve and a first elastic member, the second sliding plate is provided with a mounting groove, the two hooks are rotatably connected in the mounting groove, the hooks are provided with hook grooves for clamping the hook blocks, the first telescopic rod and the first telescopic sleeve are rotatably connected to the two hooks respectively, the first telescopic rod is slidably connected with the first telescopic sleeve, the first elastic member is sleeved outside the first telescopic rod and the first telescopic sleeve, and the push groove is formed in the top plate.
4. The gravity tamping mechanism according to claim 1, wherein the telescoping assembly comprises a push plate and four first links, wherein a fourth avoidance slot is provided in the push plate, four first links are provided, four first links are rotatably connected to the push plate, four first link ends are each rotatably connected to a second link, and the second link ends are rotatably connected to a second sliding plate.
5. The gravity tamping mechanism according to claim 4, wherein the elastic member comprises a second telescopic sleeve, a second telescopic rod and a second elastic member, the second telescopic sleeve is rotatably connected to the push plate, the second telescopic rod is rotatably connected to the first connecting rod, the second telescopic sleeve is slidably connected to the second telescopic rod, and the second elastic member is sleeved outside the second telescopic sleeve and the second telescopic rod.
6. A pavement tamping device for roadbed construction, which is characterized by comprising the gravity tamping mechanism as claimed in any one of claims 1 to 5, and further comprising four rollers and four supporting components, wherein the rollers are fixedly arranged on the first sliding plate, and the supporting components are arranged on the first sliding plate.
7. The road foundation construction pavement compacting device of claim 6, wherein the support assembly comprises a screw rod, a support foot and a knob, the screw rod is screwed on the first sliding plate, the support foot is fixedly installed at one end of the screw rod, and the knob is fixedly installed at the other end of the screw rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111593629.8A CN114411497B (en) | 2021-12-24 | 2021-12-24 | Gravity ramming mechanism and road surface ramming device for road bed construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111593629.8A CN114411497B (en) | 2021-12-24 | 2021-12-24 | Gravity ramming mechanism and road surface ramming device for road bed construction |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114411497A true CN114411497A (en) | 2022-04-29 |
| CN114411497B CN114411497B (en) | 2023-05-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111593629.8A Active CN114411497B (en) | 2021-12-24 | 2021-12-24 | Gravity ramming mechanism and road surface ramming device for road bed construction |
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| CN (1) | CN114411497B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4069763A (en) * | 1976-02-20 | 1978-01-24 | Franz Plasser Bahnbaumaschinen-Industriegesellschaft M.B.H. | Mobile track tamper |
| GB1499872A (en) * | 1974-12-11 | 1978-02-01 | Cementation Ground Eng Ltd | Tamping block |
| US4476786A (en) * | 1981-03-09 | 1984-10-16 | Franz Plasser Bahnbaumaschinen-Industriegesellschaft M.B.H. | Ballast tamping machine |
| CN107513990A (en) * | 2017-07-10 | 2017-12-26 | 王连军 | A kind of civil engineering quick earth ramming device of portable ground |
| CN111236012A (en) * | 2020-01-15 | 2020-06-05 | 广州京海科技有限公司 | A dynamic compaction machine that is used for impact force of road construction to be strong |
| CN113073515A (en) * | 2021-03-02 | 2021-07-06 | 福建汇达建筑工程有限公司 | Blanking rammer compactor for construction engineering |
| CN214694944U (en) * | 2021-04-23 | 2021-11-12 | 日照交通规划设计院有限公司 | Highway subgrade reinforcement construction equipment |
| CN214882823U (en) * | 2020-06-10 | 2021-11-26 | 黄敏智 | Tamping device for road construction |
-
2021
- 2021-12-24 CN CN202111593629.8A patent/CN114411497B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1499872A (en) * | 1974-12-11 | 1978-02-01 | Cementation Ground Eng Ltd | Tamping block |
| US4069763A (en) * | 1976-02-20 | 1978-01-24 | Franz Plasser Bahnbaumaschinen-Industriegesellschaft M.B.H. | Mobile track tamper |
| US4476786A (en) * | 1981-03-09 | 1984-10-16 | Franz Plasser Bahnbaumaschinen-Industriegesellschaft M.B.H. | Ballast tamping machine |
| CN107513990A (en) * | 2017-07-10 | 2017-12-26 | 王连军 | A kind of civil engineering quick earth ramming device of portable ground |
| CN111236012A (en) * | 2020-01-15 | 2020-06-05 | 广州京海科技有限公司 | A dynamic compaction machine that is used for impact force of road construction to be strong |
| CN214882823U (en) * | 2020-06-10 | 2021-11-26 | 黄敏智 | Tamping device for road construction |
| CN113073515A (en) * | 2021-03-02 | 2021-07-06 | 福建汇达建筑工程有限公司 | Blanking rammer compactor for construction engineering |
| CN214694944U (en) * | 2021-04-23 | 2021-11-12 | 日照交通规划设计院有限公司 | Highway subgrade reinforcement construction equipment |
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| Publication number | Publication date |
|---|---|
| CN114411497B (en) | 2023-05-12 |
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