CN107574811A - A kind of native face rammer compacter of engineering machinery - Google Patents
A kind of native face rammer compacter of engineering machinery Download PDFInfo
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- CN107574811A CN107574811A CN201710955504.2A CN201710955504A CN107574811A CN 107574811 A CN107574811 A CN 107574811A CN 201710955504 A CN201710955504 A CN 201710955504A CN 107574811 A CN107574811 A CN 107574811A
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- engineering machinery
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- native face
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 40
- 239000000428 dust Substances 0.000 claims abstract description 18
- 230000005540 biological transmission Effects 0.000 claims description 22
- 230000007246 mechanism Effects 0.000 claims description 20
- 238000000151 deposition Methods 0.000 claims description 12
- 239000007921 spray Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 3
- 238000003756 stirring Methods 0.000 abstract description 2
- 238000010276 construction Methods 0.000 description 12
- 230000005611 electricity Effects 0.000 description 3
- 230000036541 health Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008450 motivation Effects 0.000 description 2
- 241001014327 Anodontia Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 206010002583 anodontia Diseases 0.000 description 1
- 230000005212 anodontia Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
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- Soil Working Implements (AREA)
Abstract
The present invention relates to a kind of engineering machinery with native face rammer compacter,Including base,Travelling gear,Chain,Partial gear,Drive ball,Motor,Drive link,Cam,Water tank,Water pump,Installing plate,Shower nozzle,Filament and spill disk,Travelling gear is connected with partial gear by chain,The design utilizes one of the time that partial gear pauses,Within that time,Native face can be pounded,Without manually move or arrestment,Cam is fixedly connected with the output end of motor,Drive ball is fixedly installed in drive link upper end,The design utilizes the mutual cooperation between cam and drive ball,The reciprocal of rammed earth plate is realized to move up and down,Ground is pounded,Significant effect,Water pump is arranged on inside water tank,Shower nozzle is arranged on installing plate lower surface,Filament is arranged in rotating shaft,Spill disk and be arranged on base side end face,The design is when this equipment moves,Water is sprayed on the native face of equipment both sides,Landed after dust is assembled,Avoid and stir up a cloud of dust.
Description
Technical field
The present invention relates to engineering machinery field, the native face rammer compacter of specially a kind of engineering machinery.
Background technology
Engineering machinery is the important component of equipment manufacturing industry.Put it briefly, all restoration in earth-rock construction engineerings, pavement construction with
Machinery dress necessary to comprehensive mechanized construction engineering needed for maintenance, the operation of flow-type lift and various architectural engineerings
It is standby, referred to as engineering machinery.It is mainly used in national defense construction engineering, communications and transportation construction, energy industry construction and production, mine etc.
The field such as raw and semifinished materials industries construction and production, agriculture, forestry, water conservancy construction, industry and civil buildings, urban construction, environmental protection.
Repaired the roads in architectural engineering is needed to tamp ground when laying the foundations, but equipment need to be moved manually in the prior art
Dynamic equipment to correct position and is stopped, and can just be tamped, less efficient, and tamping apparatus is more simple and crude in the prior art,
It can not well be tamped, while have many dusts on construction site in the prior art, environment is polluted, also can
The health of builder is influenceed, in summary, is now badly in need of a kind of engineering machinery with native face rammer compacter to solve above-mentioned appearance
The problem of.
The content of the invention
In view of the deficienciess of the prior art, it is an object of the present invention to provide a kind of engineering machinery with native face rammer compacter, with solution
The problem of being proposed in certainly above-mentioned background technology, the present invention is easy to use, simple to operate, and systematicness is high, practical.
To achieve the above object, the present invention provides following technical scheme：A kind of native face rammer compacter of engineering machinery, including dress
Main body, travel mechanism, rammed earth body and dust-falling mechanism are put, described device main body includes base and support bar, and the support bar is set
There are four, four support bars are separately positioned on the edges and corners of base lower surface four, and the travel mechanism is arranged under base,
The travel mechanism includes motor, road wheel, power transmission shaft, travelling gear, chain and partial gear, and the power transmission shaft is set
There are two, two power transmission shafts are rotatably connected on support bar inner face respectively, and the road wheel is fixedly mounted on power transmission shaft
On, the motor is arranged on chassis interior, and travelling gear, the output end of the motor are provided with the power transmission shaft
On partial gear is installed, the travelling gear is connected with partial gear by chain, the rammed earth body be provided with two,
Two rammed earth bodies are symmetricly set on base lower surface, and the rammed earth body includes drive ball, motor, driver plate, biography
Lever, rammed earth plate, right cylinder, spring pressure inlet, spring connecting tube, guide sleeve and cam, the motor are arranged on chassis interior,
The cam is fixedly connected with the output end of motor, and the guiding is set on base lower surface centre position, the transmission
Rod set is inside guide sleeve, and drive ball is fixedly installed in the drive link upper end, and the drive link lower end is fixedly installed on transmission
Plate upper surface centre position, connected by right cylinder between driver plate and the rammed earth plate, the right cylinder is internally provided with spring increasing
Pressure pipe, is provided with spring connecting tube between the driver plate and base, the dust-falling mechanism include water tank, water pump, electric rotating machine,
Bearing, rotating shaft, spline, rotation gear and depositing dust component, the water tank are arranged on chassis interior, and the water pump is arranged in water tank
Portion, the rotating shaft are rotatably connected on base side by bearing, and extend to outside base both sides, the electric rotating machine fixed setting
Rotation gear is installed on chassis interior, the output end of the electric rotating machine, spline, the depositing dust are installed in the rotating shaft
Component is provided with two, and two depositing dust components are symmetricly set at left and right sides of base, and the depositing dust component includes installing plate, spray
Head, filament and disk is spilt, the installing plate is arranged on base side end face, and the shower nozzle is arranged on installing plate lower surface, described thin
Silk is arranged in rotating shaft, and the disk that spills is arranged on base side end face, and the disk that spills is arranged on the downside of rotating shaft.
Further, base lower surface centre position offers the through hole passed through for drive link.
Further, the rotation gear and spline engagement.
Further, the water pump is connected with shower nozzle by water pipe.
Further, the right cylinder is provided with several, several described right cylinders be equidistantly arranged in driver plate and rammed earth plate it
Between.
Further, the drive ball and cam working face reciprocating contact.
Further, the spring connecting tube be provided with six, six spring connecting tubes be equidistantly arranged in driver plate with
Between base.
Further, the filament is provided with several, and several described filaments are equidistantly mounted in rotating shaft in a ring.
Compared with prior art, the beneficial effects of the invention are as follows：Because the present invention with the addition of motor, road wheel, transmission
Axle, travelling gear, chain and partial gear, the design utilizes one of the time that partial gear pauses, in that time
It is interior, native face can be pounded, without artificial movement or arrestment, solving equipment in the prior art need to manually move
Dynamic equipment to correct position and is stopped, and can just be tamped, it is less efficient the problem of；Because the present invention with the addition of drive ball, electricity
Motivation, driver plate, drive link, rammed earth plate, right cylinder, spring pressure inlet, spring connecting tube, guide sleeve and cam, the design utilize
Mutual cooperation between cam and drive ball, realize the reciprocal of rammed earth plate and move up and down, ground is pounded, structure is excellent
It is good, significant effect, solve in the prior art the problem of tamping apparatus is more simple and crude, can not be tamped very well；Because of the present invention
It with the addition of water tank, water pump, electric rotating machine, bearing, rotating shaft, spline, rotation gear, installing plate, shower nozzle, filament and spill disk, should
Water is sprayed on the native face of equipment both sides, landed after dust is assembled, avoid dust and fly when this equipment moves by design
Raise, solve and have many dusts on construction site in the prior art, environment is polluted, can also influence builder's body
The problem of body health.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the structural representation of travel mechanism in the present invention；
Fig. 3 is the structural representation of rammed earth body in the present invention；
Fig. 4 is the structural representation of dust-falling mechanism in the present invention.
In reference：1. base；2. travel mechanism；3. support bar；4. rammed earth body；5. dust-falling mechanism；21. driving electricity
Machine；22. road wheel；23. power transmission shaft；24. travelling gear；25. chain；26. partial gear；40. drive ball；41. motor；
42. driver plate；43. drive link；44. rammed earth plate；45. right cylinder；46. spring pressure inlet；47. spring connecting tube；48. guide sleeve；
49. cam；50. rotate gear；51. water tank；52. water pump；53. spline；54. installing plate；55. shower nozzle；56. filament；57. turn
Axle；58. bearing；59. electric rotating machine；501. spill disk.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained all other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Fig. 1-4 are referred to, the present invention provides a kind of technical scheme：A kind of engineering machinery native face rammer compacter, including device
Main body, travel mechanism 2, rammed earth body 4 and dust-falling mechanism 5, apparatus main body include base 1 and support bar 3, and support bar 3 is provided with four
Individual, four support bars 3 are separately positioned on base 1 lower surface four edges and corners.
Travel mechanism 2 is arranged under base 1, and travel mechanism 2 includes motor 21, road wheel 22, power transmission shaft 23, transmission
Gear 24, chain 25 and partial gear 26, power transmission shaft 23 are provided with two, and two power transmission shafts 23 are rotatably connected on support bar respectively
On 3 inner faces, road wheel 22 is fixedly mounted on power transmission shaft 23, and motor 21 is arranged on inside base 1, is pacified on power transmission shaft 23
Equipped with travelling gear 24, partial gear 26, travelling gear 24 and partial gear are installed in the output end of motor 21
26 are connected by chain 25, and the design utilizes one of the time that partial gear 26 pauses, can be to soil within that time
Face is pounded, without artificial movement or arrestment.
Rammed earth body 4 is provided with two, and two rammed earth bodies 4 are symmetricly set on the lower surface of base 1, and rammed earth body 4 includes passing
Dynamic ball 40, motor 41, driver plate 42, drive link 43, rammed earth plate 44, right cylinder 45, spring pressure inlet 46, spring connecting tube 47,
Guide sleeve 48 and cam 49, motor 41 are arranged on inside base 1, and cam 49 is fixedly connected with the output end of motor 41, is led
The lower surface centre position of base 1 is arranged on to set 48, drive link 43 is sheathed on inside guide sleeve 48, and the upper end of drive link 43 is fixed and set
Put drive ball 40, the lower end of drive link 43 is fixedly installed on the upper surface centre position of driver plate 42, driver plate 42 and rammed earth plate 44 it
Between connected by right cylinder 45, right cylinder 45 is internally provided with spring pressure inlet 46, be provided between driver plate 42 and base 1 spring company
Adapter 47, the design using mutual cooperation between cam 49 and drive ball 40, realize rammed earth plate 44 it is reciprocal on move down
It is dynamic, ground is pounded, structure is excellent, significant effect.
Dust-falling mechanism 5 includes water tank 51, water pump 52, electric rotating machine 59, bearing 58, rotating shaft 57, spline 53, rotation gear 50
With depositing dust component, water tank 51 is arranged on inside base 1, and water pump 52 is arranged on inside water tank 51, and rotating shaft 57 is rotated by bearing 58
The side of base 1 is connected to, and is extended to outside the both sides of base 1, electric rotating machine 59 is fixedly installed on inside base 1, electric rotating machine 59
Output end on rotation gear 50 is installed, spline 53 is installed, depositing dust component is provided with two, two depositing dust components in rotating shaft 57
The left and right sides of base 1 is symmetricly set on, depositing dust component includes installing plate 54, shower nozzle 55, filament 56 and spills disk 501, installing plate
54 are arranged on the side end face of base 1, and shower nozzle 55 is arranged on the lower surface of installing plate 54, and filament 56 is arranged in rotating shaft 57, spills disk 501
The side end face of base 1 is arranged on, and spills disk 501 and is arranged on the downside of rotating shaft 57, water is sprayed at by the design when this equipment moves
On the native face of equipment both sides, landed after dust is assembled, avoid and stir up a cloud of dust.
The lower surface centre position of base 1 offers the through hole passed through for drive link 43, and rotation gear 50 engages with spline 53,
Water pump 52 is connected with shower nozzle 55 by water pipe, and right cylinder 45 is provided with several, several right cylinders 45 be equidistantly arranged in driver plate 42 with
Between rammed earth plate 44, drive ball 40 and the working face reciprocating contact of cam 49, spring connecting tube 47 are provided with six, six spring connections
Pipe 47 is equidistantly arranged between driver plate 42 and base 1, and filament 56 is provided with several, and several filaments 56 are mounted equidistant in a ring
In rotating shaft 57.
The present invention is at work：Motor 21 is run, the output end of motor 21, which rotates, drives partial gear 26
Rotate, partial gear 26 has increment to be rotated by chain 25 with nutating gear 24, and travelling gear 24 drives 23 turns of power transmission shaft
Dynamic, power transmission shaft 23, which rotates, drives the road wheel 22 of front side to rotate, and the road wheel 22 of front side drives the road wheel 22 of rear side to turn together
Dynamic, the mobile present invention, when 26 anodontia one end of partial gear contacts with chain 25, travelling gear 24 loses stress, power transmission shaft 23
Lose after driving electronic power, stop operating, and then road wheel 22 stops operating, partial gear 26 from without increment to having
During increment back and forth contacts with chain 25, equipment can stop moving, and stop in equipment in mobile this period, operation electricity
Motivation 41, the output end rotational band moving cam 49 of motor 41 rotate, the working face of cam 49 under the drive of motor 41 with
The reciprocating contact of drive ball 40, when the tip of cam 49 from top to bottom rotates, a downward motive force is applied to drive ball 40, passed
Dynamic ball 40 promotes drive link 43 to move down, and drive link 43 promotes driver plate 42 to move down, and driver plate 42 moves down promotion
Rammed earth plate 44 moves down, and is contacted with native face, while the spring pressure inlet 46 in right cylinder 45 increases pressure to rammed earth plate 44
Power, rammed earth plate 44 apply pressure to native face, and when the tip of cam 49 rotates from the bottom to top, drive ball 40 loses the pressure of cam 49
Power, spring connecting tube 47 pull driver plate 42 to move up, and driver plate 42 drives rammed earth plate 44 to move up, and thus back and forth, ram
Native plate 44 is back and forth moved up and down, and ground is carried out repeating to pound, during movement or rammed earth, runs water pump 52, water pump 52
Water in water tank 51 is delivered to shower nozzle 55, water is sprayed on filament 56 by shower nozzle 55, runs electric rotating machine 59, electric rotating machine 59
Output end rotate and drive rotary teeth wheel 50 to rotate, rotation gear 50, which rotates, drives spline 53 to rotate, the rotational band turn of spline 53
Axle 57 rotates, and rotating shaft 57, which rotates, drives filament 56 to rotate, and filament 56, which rotates, spills water to ground, and unnecessary water flows downward,
And equably spilt on the ground by spilling disk 501, need manually that mobile device is extremely so as to solve equipment in the prior art
Correct position simultaneously stops, and can just be tamped, less efficient, and tamping apparatus is more simple and crude in the prior art, can not carry out
Compacting well, while many dusts are had on construction site in the prior art, environment is polluted, can also influence to build
The problem of worker's health.
The general principle and principal character and advantages of the present invention of the present invention has been shown and described above, for this area skill
For art personnel, it is clear that the invention is not restricted to the details of above-mentioned one exemplary embodiment, and without departing substantially from the present invention spirit or
In the case of essential characteristic, the present invention can be realized in other specific forms.Which point therefore, no matter from the point of view of, all should incite somebody to action
Embodiment regards exemplary as, and be it is nonrestrictive, the scope of the present invention by appended claims rather than on state
Bright restriction, it is intended that all changes fallen in the implication and scope of the equivalency of claim are included in the present invention
It is interior.Any reference in claim should not be considered as to the involved claim of limitation.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of changes, modification can be carried out to these embodiments, replace without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (8)
1. a kind of engineering machinery native face rammer compacter, including apparatus main body, travel mechanism（2）, rammed earth body（4）And dust-falling mechanism
（5）, it is characterised in that：Described device main body includes base（1）And support bar（3）, the support bar（3）Provided with four, four
The support bar（3）It is separately positioned on base（1）The edges and corners of lower surface four；
The travel mechanism（2）It is arranged on base（1）Under, the travel mechanism（2）Including motor（21）, road wheel
（22）, power transmission shaft（23）, travelling gear（24）, chain（25）And partial gear（26）, the power transmission shaft（23）Provided with two,
Two power transmission shafts（23）Support bar is rotatably connected on respectively（3）On inner face, the road wheel（22）It is fixedly mounted on biography
Moving axis（23）On, the motor（21）It is arranged on base（1）Inside, the power transmission shaft（23）On travelling gear is installed
（24）, the motor（21）Output end on partial gear is installed（26）, the travelling gear（24）With it is incomplete
Gear（26）Pass through chain（25）Connection；
The rammed earth body（4）Provided with two, two rammed earth bodies（4）It is symmetricly set on base（1）Lower surface, the rammer
Native mechanism（4）Including drive ball（40）, motor（41）, driver plate（42）, drive link（43）, rammed earth plate（44）, right cylinder（45）、
Spring pressure inlet（46）, spring connecting tube（47）, guide sleeve（48）And cam（49）, the motor（41）It is arranged on base
（1）Inside, the cam（49）With motor（41）Output end be fixedly connected, the guide sleeve（48）It is arranged on base（1）
Lower surface centre position, the drive link（43）It is sheathed on guide sleeve（48）Inside, the drive link（43）Upper end is fixedly installed
Drive ball（40）, the drive link（43）Lower end is fixedly installed on driver plate（42）Upper surface centre position, the driver plate
（42）With rammed earth plate（44）Between pass through right cylinder（45）Connection, the right cylinder（45）It is internally provided with spring pressure inlet（46）, institute
State driver plate（42）With base（1）Between be provided with spring connecting tube（47）；
The dust-falling mechanism（5）Including water tank（51）, water pump（52）, electric rotating machine（59）, bearing（58）, rotating shaft（57）, spline
（53）, rotation gear（50）With depositing dust component, the water tank（51）It is arranged on base（1）Inside, the water pump（52）It is arranged on
Water tank（51）Inside, the rotating shaft（57）Pass through bearing（58）It is rotatably connected on base（1）Side, and extend to base（1）Two
Outside side, the electric rotating machine（59）It is fixedly installed on base（1）Inside, the electric rotating machine（59）Output end on rotation is installed
Rotating disk（50）, the rotating shaft（57）On spline is installed（53）, the depositing dust component be provided with two, two depositing dust components
It is symmetricly set on base（1）The left and right sides, the depositing dust component include installing plate（54）, shower nozzle（55）, filament（56）Spill
Disk（501）, the installing plate（54）It is arranged on base（1）Side end face, the shower nozzle（55）It is arranged on installing plate（54）Lower surface,
The filament（56）Installed in rotating shaft（57）On, it is described to spill disk（501）It is arranged on base（1）Side end face, and described spill disk
（501）It is arranged on rotating shaft（57）Downside.
A kind of 2. native face rammer compacter of engineering machinery according to claim 1, it is characterised in that：The base（1）Lower end
Face centre position is offered for drive link（43）The through hole passed through.
A kind of 3. native face rammer compacter of engineering machinery according to claim 1, it is characterised in that：The rotation gear（50）
With spline（53）Engagement.
A kind of 4. native face rammer compacter of engineering machinery according to claim 1, it is characterised in that：The water pump（52）With spray
Head（55）Connected by water pipe.
A kind of 5. native face rammer compacter of engineering machinery according to claim 1, it is characterised in that：The right cylinder（45）It is provided with
Several, several described right cylinders（45）Equidistantly it is arranged in driver plate（42）With rammed earth plate（44）Between.
A kind of 6. native face rammer compacter of engineering machinery according to claim 1, it is characterised in that：The drive ball（40）With
Cam（49）Working face reciprocating contact.
A kind of 7. native face rammer compacter of engineering machinery according to claim 1, it is characterised in that：The spring connecting tube
（47）Provided with six, six spring connecting tubes（47）Equidistantly it is arranged in driver plate（42）With base（1）Between.
A kind of 8. native face rammer compacter of engineering machinery according to claim 1, it is characterised in that：The filament（56）It is provided with
Several, several described filaments（56）Rotating shaft is equidistantly mounted in a ring（57）On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710955504.2A CN107574811B (en) | 2017-10-14 | 2017-10-14 | A kind of engineering machinery native face rammer compacter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710955504.2A CN107574811B (en) | 2017-10-14 | 2017-10-14 | A kind of engineering machinery native face rammer compacter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107574811A true CN107574811A (en) | 2018-01-12 |
| CN107574811B CN107574811B (en) | 2019-06-25 |
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ID=61037233
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710955504.2A Expired - Fee Related CN107574811B (en) | 2017-10-14 | 2017-10-14 | A kind of engineering machinery native face rammer compacter |
Country Status (1)
| Country | Link |
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| CN (1) | CN107574811B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108374308A (en) * | 2018-02-07 | 2018-08-07 | 高子逸 | A kind of road construction equipment of banketing |
| CN109537387A (en) * | 2018-11-14 | 2019-03-29 | 董佑军 | A kind of building pavement of road foundation-reinforcing device and its construction method |
| CN112343031A (en) * | 2020-11-02 | 2021-02-09 | 薛彪 | Foundation tamping device for civil engineering |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH116111A (en) * | 1997-06-18 | 1999-01-12 | Sakai Heavy Ind Ltd | Oiling structure for vibrating shaft in vibrating roller |
| CN106759233A (en) * | 2016-11-21 | 2017-05-31 | 梁叶青 | A kind of environment-protection type floor tamping unit |
| CN206256436U (en) * | 2016-10-20 | 2017-06-16 | 赵普 | One kind automation Quick-action type rammer |
-
2017
- 2017-10-14 CN CN201710955504.2A patent/CN107574811B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH116111A (en) * | 1997-06-18 | 1999-01-12 | Sakai Heavy Ind Ltd | Oiling structure for vibrating shaft in vibrating roller |
| CN206256436U (en) * | 2016-10-20 | 2017-06-16 | 赵普 | One kind automation Quick-action type rammer |
| CN106759233A (en) * | 2016-11-21 | 2017-05-31 | 梁叶青 | A kind of environment-protection type floor tamping unit |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108374308A (en) * | 2018-02-07 | 2018-08-07 | 高子逸 | A kind of road construction equipment of banketing |
| CN108374308B (en) * | 2018-02-07 | 2021-04-23 | 南京禹智智能科技有限公司 | A kind of filling equipment for road construction |
| CN109537387A (en) * | 2018-11-14 | 2019-03-29 | 董佑军 | A kind of building pavement of road foundation-reinforcing device and its construction method |
| CN109537387B (en) * | 2018-11-14 | 2021-11-26 | 湛江经济技术开发区耀华建筑装饰工程公司 | Building road pavement foundation reinforcing device and construction method thereof |
| CN112343031A (en) * | 2020-11-02 | 2021-02-09 | 薛彪 | Foundation tamping device for civil engineering |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107574811B (en) | 2019-06-25 |
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