CN108118590A - A kind of town road repairs tamping unit - Google Patents
A kind of town road repairs tamping unit Download PDFInfo
- Publication number
- CN108118590A CN108118590A CN201710898320.7A CN201710898320A CN108118590A CN 108118590 A CN108118590 A CN 108118590A CN 201710898320 A CN201710898320 A CN 201710898320A CN 108118590 A CN108118590 A CN 108118590A
- Authority
- CN
- China
- Prior art keywords
- face
- cavity
- compacting
- extended
- groove
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
- E01C19/40—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 adapted to impart a smooth finish to the paving, e.g. tamping or vibrating finishers
- E01C19/405—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 adapted to impart a smooth finish to the paving, e.g. tamping or vibrating finishers with spreading-out, levelling or smoothing means other than the tamping or vibrating means for compacting or smoothing, e.g. with screws for spreading-out the previously dumped material, with non-vibratory lengthwise reciprocated smoothing beam
Abstract
The invention discloses a kind of town roads to repair tamping unit, including compacting car body and it is fixed on the in vivo compacting body of tamper vehicle, cavity is equipped in rammer compacter body, guide groove extended to the left is equipped in cavity left side top inner wall to connection, run through on the left of guide groove in extended segment and be equipped with directed cavity extended up and down, directed cavity inner bottom wall, which is connected, to be extended downwardly and through the pilot hole of compacting car body bottom end face, lifting carriage block is slidably connected in directed cavity, groove is equipped in lifting carriage block front end face, groove is connected setting with guide groove, guide pad is slidably connected in guide groove, guide pad is connected with groove transition, guide pad top end surface is equipped with tooth-strip part, top pressure cam is equipped in groove above tooth-strip part；The present invention improves Ramming operation efficiency and compacting quality, greatly improves the progress of road construction, meanwhile, reduce the maintenance cost that road maintenance works.
Description
Technical field
The present invention relates to road construction equipment technical fields, are specifically a kind of town road repairing tamping unit.
Background technology
With the continuous social and economic development and people's living standards continue to improve, the trip of people is more and more convenient,
Many families have private car；However private car increases, especially engineering truck increases, and is not only brought to the road is clear
Severe pressure, simultaneously because vehicle increases, brings serious damage, therefore highway maintenance department is often needed to road
Road is conserved and repair.At present, highway, common road laying and maintenance processes in, in order to make
Road surface after construction is solid, generally requires road pavement and carries out tamping operation；There is bad after preceding benefit on most domestic digging road surface
The phenomenon that, small area pavement patching at present continues to use that manual operation, labor intensity are big, compacting is of poor quality, efficiency is low, very big shadow always
The progress of road construction is rung.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of town road repairing tamping unit, can solve above-mentioned
Now in the art the problem of.
The present invention is achieved through the following technical solutions：A kind of town road repairing tamping unit of the present invention, bag
It includes compacting car body and is fixed on the in vivo compacting body of the tamper vehicle, cavity, the cavity are equipped in the rammer compacter body
Left side top inner wall is interior to be equipped with guide groove extended to the left to connection, runs through in the extended segment of the guide groove left side and is equipped with
Extended directed cavity up and down, the directed cavity inner bottom wall, which has been connected, to be extended downwardly and through the compacting car body bottom end
The pilot hole in face is slidably connected with lifting carriage block in the directed cavity, is equipped in the lifting carriage block front end face
Groove, the groove are connected setting with the guide groove, and guide pad, the guiding are slidably connected in the guide groove
Block and the groove transition are connected, and the guide pad top end surface is equipped with tooth-strip part, described recessed above the tooth-strip part
Top pressure cam is equipped in slot, the top pressure cam front side end is rotatably assorted with the directed cavity front inner wall and is connected, the top pressure
Cam is installed with the arc teeth portion that connection is engaged with the tooth-strip part away from protrusion one side, the institute at the top of the lifting carriage block
It states top pressure in directed cavity and is connected with top pressure spring, lifting extended up and down is slidably connected in the pilot hole
Sliding bar, the lifting carriage bar top end, which is stretched into the directed cavity and fixed with the lifting carriage block bottom end, to be connected
It connects, the lifting carriage bar bottom extending end stretches out outside the bottom end face of the guide groove and end is installed with compaction plate, institute
The limiting and guiding device for being equipped in guide pad left end face and being fixedly connected with the guide groove inner left wall is stated, the guide pad is right
Side end is installed with articulated joint, and the advancement mechanism being connected with the articulated joint is equipped in the cavity, and the compaction plate is right
Body bottom end face is tamped described in side equipped with the executing agency that is bulldozed with advancement mechanism mating connection, it is described to tamp on body
It is provided with light sensitive device.
Preferably technical solution, the limiting and guiding device include being arranged on limit chamber in the guide pad and
Sliding connection is arranged on the limited block in the limit chamber, and the limited block left distal end is installed with to be extended to the left
/V sliding bar, on the left of the /V sliding bar extending end through the guide pad left end face and left distal end with it is described
Guide groove inner left wall is fixedly connected.
Preferably technical solution, the advancement mechanism, which includes being rotatably assorted, to be arranged in the cavity and upwardly extends
Connection swing arm and be rotatably arranged on the in vivo rotation worm gear of chamber on the right side of the connection swing arm, at the top of the connection swing arm
Extending end is located in the opposite cavity of the guide groove right end, it is described connection swing arm top end with it is described hinged
The first push-pull rod is hingedly connected between head, the connection swing arm top end is with the rotation worm gear away from center line one
The second push-pull rod is hingedly connected between the front end face of side, the rotation worm gear right end is connected with downward
The worm screw of setting is stretched, rotation axis extended up and down, rotation axis top extended segment outer surface are installed in the worm screw
It is rotatably assorted and is connected with supporting block, the supporting block its right end face is fixedly connected with inner wall on the right side of the cavity, the supporting block
Top end surface is installed with motor, and the motor bottom end is connected with extending end at the top of the rotation axis, the rotation axis
The compacting body wall body and be rotatably assorted connection of the bottom extended segment on the downside of the cavity inner bottom wall, the rotation axis bottom
Portion's extending end is stretched out outside the compacting body bottom end face.
Preferably technical solution, the executing agency that is bulldozed are included with stretching out outside the compacting body bottom end face
The circumferentially fixed connection in rotation axis outer surface be bulldozed impeller and be arranged on admittedly it is described be bulldozed impeller and the compaction plate it
Between the compacting body bottom end face on arc be bulldozed plate.
Preferably technical solution, the light sensitive device include the light for being fixed at the compacting body top surface left end
Sensor and the headlamp for being fixed at the compacting body leading flank, the headlamp are equipped with snoot outside.
The beneficial effects of the invention are as follows：The present invention passes through top pressure mating connection top pressure in the directed cavity at the top of lifting carriage block
Spring, the lifting carriage bar that the interior sliding connection of pilot hole is extended up and down, lifting carriage bar top end stretch into guiding
It intracavitary and is fixedly connected with lifting carriage block bottom end, lifting carriage bar bottom extending end stretches out the bottom end face of guide groove
The outer and fixed compaction plate in end sets the limiting and guiding device being fixedly connected with guide groove inner left wall in guide pad left end face,
The fixed articulated joint of guide pad right end, sets the advancement mechanism being connected with articulated joint in cavity, rammer compacter on the right side of compaction plate
Body bottom end face set with advancement mechanism be connected is bulldozed executing agency, so as to fulfill automatically control patching material be bulldozed with
And Ramming operation, reduce worker's amount of labour, improve Ramming operation efficiency and compacting quality, greatly improve road construction into
Degree, meanwhile, reduce the maintenance cost that road maintenance works.
Description of the drawings
For ease of explanation, the present invention is described in detail by following specific embodiment and attached drawing.
A kind of town road that Fig. 1 is the present invention repairs overall structure diagram outside tamping unit；
A kind of town road that Fig. 2 is the present invention repairs overall structure diagram inside tamping unit；
Fig. 3 is the lifting carriage block left view of the present invention；
The arc that Fig. 4 is the present invention is bulldozed plate bottom view.
Specific embodiment
As Figure 1-Figure 4, a kind of town road of the invention repairing tamping unit including compacting car body 8 and is fixed
Compacting body 9 in the compacting car body 8, the compacting body 9 is interior to be equipped with cavity 91, the 91 left side top inner wall of cavity
It is interior that guide groove 92 extended to the left is equipped with to connection, run through in the 92 left side extended segment of guide groove and be equipped with extension up and down
The directed cavity 93 of setting, 93 inner bottom wall of directed cavity, which has been connected, to be extended downwardly and through compacting 8 bottom end face of car body
Pilot hole 94, be slidably connected with lifting carriage block 931,931 front side end of lifting carriage block in the directed cavity 93
Groove 9310 is equipped in face, the groove 9310 is connected setting with the guide groove 92, is slidably matched in the guide groove 92
Guide pad 921 is connected with, the guide pad 921 is connected with 9310 transition of groove, 921 top end surface of guide pad
Equipped with tooth-strip part 9215, top pressure cam 933, the top pressure cam are equipped in the groove 9310 of 9215 top of tooth-strip part
933 front side ends are rotatably assorted with 93 front inner wall of directed cavity and are connected, and the top pressure cam 933 is fixed away from protrusion one side
There are the arc teeth portion 9331 that connection is engaged with the tooth-strip part 9215, the directed cavity 93 at 931 top of lifting carriage block
Interior top pressure is connected with top pressure spring 932, and lifting extended up and down is slidably connected in the pilot hole 94 and is slided
Lever 941,941 top end of lifting carriage bar stretch into the directed cavity 93 and with 931 bottom of lifting carriage block
End is fixedly connected, and the 941 bottom extending end of lifting carriage bar stretches out outside the bottom end face of the guide groove 92 and end
Compaction plate 942 is installed with, the limit being fixedly connected with 92 inner left wall of guide groove is equipped in 921 left end face of guide pad
Position guider, 921 right end of guide pad are installed with articulated joint 9214, are equipped with and the articulated joint in the cavity 91
9214 advancement mechanisms being connected, 942 right side 9 bottom end face of the compacting body of compaction plate, which is equipped with, to be driven with described into machine
What structure was connected is bulldozed executing agency, and light sensitive device is provided on the compacting body 9.
Valuably, the limiting and guiding device includes the limit chamber 9210 being arranged in the guide pad 921 and slides
Be connected the limited block 9211 being arranged in the limit chamber 9210, and 9211 left distal end of limited block is installed with to the left
Extended /V sliding bar 9213, the 9213 left side extending end of /V sliding bar is through 921 left side of guide pad
End face and left distal end is fixedly connected with 92 inner left wall of guide groove is stablized so as to improve 921 oriented sliding of guide pad, is prevented
The excess of stroke or mobile offset are only moved, and leads to not normally implement continuous compression work.
Valuably, the advancement mechanism includes the connection swing arm for being arranged on and in the cavity 91 and upwardly extending that is rotatably assorted
911 and the rotation worm gear 912 that is rotatably arranged in the cavity 91 of connection swing arm 911 right side, the connection swing arm 911
Top extending end is located in the opposite cavity 91 of 92 right end of guide groove, the 911 top end of connection swing arm
Hingedly be connected with the first push-pull rod 9110 between end and the articulated joint 9214, connection 911 top end of swing arm with
The second push-pull rod 913 is hingedly connected between the rotation front end face of the worm gear 912 away from center line one side, described turn
Dynamic 912 right end of worm gear is connected with worm screw 914 extended up and down, and extension up and down is installed in the worm screw 914
The rotation axis 918 of setting, the 918 top extended segment outer surface of rotation axis, which is rotatably assorted, is connected with supporting block 915, the support
915 its right end face of block is fixedly connected with the 91 right side inner wall of cavity, and 915 top end surface of supporting block is installed with motor 916,
916 bottom end of motor is connected with the 918 top extending end of rotation axis, the 918 bottom extended segment of rotation axis
9 wall body of compacting body and the connection that is rotatably assorted on the downside of 91 inner bottom wall of cavity, 918 bottom of rotation axis is prolonged
It stretches end to stretch out outside compacting 9 bottom end face of body, so as to fulfill the continuous reciprocal left and right of drive guide pad 921 is automatically controlled
Work is slided, meanwhile, realize that automatically controlling rotation axis 918 drives the rotation work for being bulldozed impeller 917, improves the rammer of pavement of road
Real repair drives work, improves the operation stability of tamping operation.
Valuably, the executing agency that is bulldozed is included with stretching out the rotation axis tamped outside 9 bottom end face of body
Being bulldozed impeller 917 and being arranged on admittedly for the circumferentially fixed connection in 918 outer surfaces described is bulldozed impeller 917 and the compaction plate 942
Between 9 bottom end face of compacting body on arc be bulldozed plate 95, be bulldozed work so as to fulfill automatically controlling, prevent from repairing
The laying depth of material is uneven, meanwhile, improve compacting quality.
Valuably, the light sensitive device includes being fixed at the optical flame detector 801 of the compacting 9 top surface left end of body and consolidate
Surely the headlamp 802 of compacting 9 leading flank of body is arranged on, snoot 803 is equipped with outside the headlamp 802, facilitates night
Between operation.
When needing to repair Ramming operation, needed by the way that patching material is laid at the position repaired, then motor 916
The worm screw 914 in rotation axis 918 and rotation axis 918 is driven to rotate, meanwhile, by worm screw 914 rotation worm gear 912 is driven to rotate,
It is rotated at this point, the drive of rotation axis 918 is made to be bulldozed impeller 917, then, one side at the position that control compacting car body 8 is repaired towards needs
It is mobile, make to be bulldozed impeller 917 and patching material realizes that stirring is bulldozed work, meanwhile, plate 95 is bulldozed by arc and is bulldozed again
Work rotates at this point, rotating the second push-pull rod 913 for driving and rotating on worm gear 912 by rotation worm gear 912 along worm gear 912 is rotated
Direction rotates, meanwhile, it realizes and connection swing arm 911 continuous reciprocating swing work is driven by the second push-pull rod 913, and by connection swing arm
The first push-pull rod 9110 in 911 top ends drives guide pad 921 continuously to reciprocatingly slide along 92 inner wall left and right directions of guide groove,
At this point, the top pressure cam 933 in arc teeth portion 9331 and arc teeth portion 9331 is driven by the tooth-strip part 9215 on guide pad 921
Continuous rotation of being swung left and right, and then, it is slidably matched by the protrusion on top pressure cam 933 and 9310 top pressure of groove, due to being subject to
The top pressure active force of top pressure spring 932, making lifting carriage block 931, continuously back and forth lifting is slided along the vertical direction in directed cavity 93
It is dynamic, meanwhile, the compaction plate 942 for driving 941 bottom of lifting carriage bar 941 and lifting carriage bar by lifting carriage block 931 is realized
Automatic continuous tamping operation.
The beneficial effects of the invention are as follows：The present invention passes through top pressure mating connection top pressure in the directed cavity at the top of lifting carriage block
Spring, the lifting carriage bar that the interior sliding connection of pilot hole is extended up and down, lifting carriage bar top end stretch into guiding
It intracavitary and is fixedly connected with lifting carriage block bottom end, lifting carriage bar bottom extending end stretches out the bottom end face of guide groove
The outer and fixed compaction plate in end sets the limiting and guiding device being fixedly connected with guide groove inner left wall in guide pad left end face,
The fixed articulated joint of guide pad right end, sets the advancement mechanism being connected with articulated joint in cavity, rammer compacter on the right side of compaction plate
Body bottom end face set with advancement mechanism be connected is bulldozed executing agency, so as to fulfill automatically control patching material be bulldozed with
And Ramming operation, reduce worker's amount of labour, improve Ramming operation efficiency and compacting quality, greatly improve road construction into
Degree, meanwhile, reduce the maintenance cost that road maintenance works.
The above description is merely a specific embodiment, but protection scope of the present invention is not limited thereto, any
The change or replacement expected without creative work, should be covered by the protection scope of the present invention.Therefore, it is of the invention
Protection domain should be determined by the scope of protection defined in the claims.
Claims (5)
1. a kind of town road repairs tamping unit, including compacting car body and the in vivo compacting body of tamper vehicle is fixed on,
It is characterized in that：Cavity is equipped in rammer compacter body, guiding extended to the left is equipped with to connection in cavity left side top inner wall
The directed cavity for being equipped with and being extended up and down is run through in slot, guide groove left side in extended segment, and directed cavity inner bottom wall is connected oriented downward
It stretches and is slidably connected with lifting carriage block, lifting carriage block in the pilot hole of compacting car body bottom end face, directed cavity
It is equipped with groove in front end face, groove is connected setting with guide groove, and guide pad, guide pad are slidably connected in guide groove
It is connected with groove transition, guide pad top end surface is equipped with tooth-strip part, and top pressure cam, top are equipped in the groove above tooth-strip part
Belling wheel front side end is rotatably assorted with directed cavity front inner wall and is connected, and top pressure cam is installed with away from protrusion one side and tooth-strip part
The arc teeth portion of connection is engaged, top pressure is connected with top pressure spring in the directed cavity at the top of lifting carriage block, sliding in pilot hole
Dynamic to be connected with lifting carriage bar extended up and down, lifting carriage bar top end is stretched into directed cavity and slided with lifting
Motion block bottom end is fixedly connected, and lifting carriage bar bottom extending end stretches out outside the bottom end face of guide groove and end is installed with
Compaction plate, guide pad left end face is interior to be equipped with the limiting and guiding device being fixedly connected with guide groove inner left wall, guide pad right side
End is installed with articulated joint, and the advancement mechanism being connected with articulated joint is equipped in cavity, tamps organism bottom on the right side of compaction plate
End face is equipped with is bulldozed executing agency with what advancement mechanism was connected, tamps and is provided with light sensitive device on body.
2. a kind of town road repairing tamping unit according to claim 1, it is characterised in that：The limiting and guiding device
The limited block in the limit chamber is arranged on including the limit chamber being arranged in the guide pad and sliding connection, it is described
Limited block left distal end is installed with /V sliding bar extended to the left, and extending end runs through on the left of the /V sliding bar
The guide pad left end face and left distal end is fixedly connected with the guide groove inner left wall.
3. a kind of town road repairing tamping unit according to claim 1, it is characterised in that：The advancement mechanism includes
It is rotatably assorted and the connection swing arm for being arranged in the cavity and upwardly extending and is rotatably arranged on institute on the right side of the connection swing arm
The in vivo rotation worm gear of chamber is stated, extending end is located at the opposite chamber of the guide groove right end at the top of the connection swing arm
In vivo, the first push-pull rod, the connection pendulum are hingedly connected between the connection swing arm top end and the articulated joint
The second push-pull rod is hingedly connected between arm top end and the rotation front end face of the worm gear away from center line one side,
The worm gear right end that rotates is connected with worm screw extended up and down, is installed in the worm screw and is extended up and down
Rotation axis, extended segment outer surface, which is rotatably assorted, at the top of the rotation axis is connected with supporting block, the supporting block its right end face with
Inner wall is fixedly connected on the right side of the cavity, and the supporting block top end surface is installed with motor, the motor bottom end with described turn
Extending end is connected at the top of moving axis, the compacting of the rotation axis bottom extended segment on the downside of the cavity inner bottom wall
Body wall body and the connection that is rotatably assorted, rotation axis bottom extending end are stretched out outside the compacting body bottom end face.
4. a kind of town road repairing tamping unit according to claim 3, it is characterised in that：It is described to be bulldozed executing agency
Including with stretch out it is described compacting body bottom end face outside the circumferentially fixed connection in rotation axis outer surface be bulldozed impeller and
Admittedly being arranged on the arc being bulldozed on the compacting body bottom end face between impeller and the compaction plate is bulldozed plate.
5. a kind of town road repairing tamping unit according to claim 1, it is characterised in that：The light sensitive device includes
It is fixed at the optical flame detector of the compacting body top surface left end and is fixed at the headlamp of the compacting body leading flank,
Snoot is equipped with outside the headlamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710898320.7A CN108118590A (en) | 2017-09-28 | 2017-09-28 | A kind of town road repairs tamping unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710898320.7A CN108118590A (en) | 2017-09-28 | 2017-09-28 | A kind of town road repairs tamping unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108118590A true CN108118590A (en) | 2018-06-05 |
Family
ID=62228176
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710898320.7A Pending CN108118590A (en) | 2017-09-28 | 2017-09-28 | A kind of town road repairs tamping unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108118590A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016089506A (en) * | 2014-11-06 | 2016-05-23 | 株式会社日立建機カミーノ | Rammer |
| CN107035216A (en) * | 2017-05-31 | 2017-08-11 | 日照博科电力器材有限公司 | Hydraulic High-speed electric power bar base rammer compacter |
| CN206486778U (en) * | 2017-02-20 | 2017-09-12 | 李彦甫 | A kind of asphalt pavement construction rammer compacter |
| CN107161568A (en) * | 2017-05-26 | 2017-09-15 | 袁兴芳 | A kind of refuse disposal installation |
-
2017
- 2017-09-28 CN CN201710898320.7A patent/CN108118590A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016089506A (en) * | 2014-11-06 | 2016-05-23 | 株式会社日立建機カミーノ | Rammer |
| CN206486778U (en) * | 2017-02-20 | 2017-09-12 | 李彦甫 | A kind of asphalt pavement construction rammer compacter |
| CN107161568A (en) * | 2017-05-26 | 2017-09-15 | 袁兴芳 | A kind of refuse disposal installation |
| CN107035216A (en) * | 2017-05-31 | 2017-08-11 | 日照博科电力器材有限公司 | Hydraulic High-speed electric power bar base rammer compacter |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107724217A (en) | A kind of repairing tamping unit of municipal road pavement | |
| CN108118597A (en) | A kind of town road maintenance repairing tamping unit | |
| CN108118589A (en) | A kind of repairing tamping unit on municipal administration road surface | |
| CN107604895A (en) | A kind of compacting prosthetic device of water conservancy side slope | |
| CN107653868B (en) | A kind of town road tamping unit | |
| CN108221584A (en) | The bridge and road construction device that a kind of modified is mostly used | |
| CN2273330Y (en) | Automatic tamper | |
| CN108118590A (en) | A kind of town road repairs tamping unit | |
| CN109026098A (en) | One kind is hydraulic to move back anchor vehicle | |
| CN107842014A (en) | A kind of tamping unit of energy foundation ditch backfill | |
| CN108221922A (en) | A kind of working tamping unit in follow-on slope | |
| CN107700316B (en) | A kind of pavement of road tamping unit | |
| CN108086098A (en) | A kind of municipal works road tamping unit | |
| CN107558465B (en) | A kind of tamping unit of road construction | |
| CN108103896A (en) | A kind of convenient pavement of road tamping unit | |
| CN108071059A (en) | A kind of municipal works road construction tamping unit | |
| CN210420792U (en) | Road roller with function is backfilled to slot road bed | |
| CN208055828U (en) | A kind of municipal administration cement concrete road road surface roadbed, which is safeguarded, uses concrete repair equipment | |
| CN207846148U (en) | A kind of municipal road pavement roadbed maintenance concrete batch plant | |
| CN107780321A (en) | A kind of multi-purpose bridge and road construction device | |
| CN107761704A (en) | A kind of tamping unit of road rapid repair | |
| CN108004886A (en) | A kind of working tamping unit in road engineering road | |
| CN213014239U (en) | Ground tamping device for highway bridge construction | |
| CN108221928A (en) | A kind of tamping unit of improved-type energy foundation pit backfill | |
| CN215329247U (en) | Civil engineering construction is with road surface high efficiency compactor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180605 |