CN110424981A - A kind of slag cleaning plant for tunnel - Google Patents
A kind of slag cleaning plant for tunnel Download PDFInfo
- Publication number
- CN110424981A CN110424981A CN201910773554.8A CN201910773554A CN110424981A CN 110424981 A CN110424981 A CN 110424981A CN 201910773554 A CN201910773554 A CN 201910773554A CN 110424981 A CN110424981 A CN 110424981A
- Authority
- CN
- China
- Prior art keywords
- tunnel
- device pedestal
- limit plate
- wall
- cleaning plant
- 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.)
- Granted
Links
- 238000004140 cleaning Methods 0.000 title claims abstract description 49
- 239000002893 slag Substances 0.000 title claims abstract description 19
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 46
- 239000011435 rock Substances 0.000 claims abstract description 22
- 210000004907 gland Anatomy 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 10
- 230000001404 mediated effect Effects 0.000 claims 1
- 125000006850 spacer group Chemical group 0.000 claims 1
- 238000010276 construction Methods 0.000 description 6
- 238000009412 basement excavation Methods 0.000 description 3
- 239000002689 soil Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 239000011178 precast concrete Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/12—Devices for removing or hauling away excavated material or spoil; Working or loading platforms
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Cleaning In General (AREA)
Abstract
The invention proposes a kind of slag cleaning plants for tunnel, including device pedestal, device pedestal is equipped with traveling wheel, the top of device pedestal is equipped at least one top and cleans component, the lower section of device pedestal is corresponding with top cleaning component to be equipped with the first collecting tank, and top cleans component and the falling rocks of tunnel top is transferred in the first collecting tank；The present invention can clear up the rubble that tunnel top is easily fallen, and significantly reduce the security risk of constructing operation.
Description
Technical field
The present invention relates to a kind of slag cleaning plants for tunnel, belong to technical field of tunnel construction.
Background technique
Shield method is the Fully-mechanized construction method of one of shallow mining method, it is to promote Shield-type machinery in ground,
Surrounding country rock is supported by shield shell and section of jurisdiction and prevents the collapsing in tunnel, while with cutting dress in front of excavation face
Carry out soil excavation is set, by being unearthed, machinery is transported outside hole, by jack in rear pressurization jacking, and assembled precast concrete pipe
Piece forms a kind of mechanized construction method of tunnel structure.
When using shield method execution in metro tunnel excavation construction, since a large amount of dregs needs to transport outward, soil pressure
Balance shield machine uses Belt Conveying dregs, and dregs is transported in the battery truck for being used to transport dregs.Belt transport dregs
During, it is unavoidable thing outside that dregs, which is fallen,；Simultaneously, if encountering the rubble that tunnel top is fallen,
The personal safety of construction personnel and the property safety of construction equipment can be damaged.
Summary of the invention
The present invention proposes a kind of slag cleaning plant for tunnel regarding to the issue above, can easily fall to tunnel top
The rubble fallen is cleared up, and the security risk of constructing operation is significantly reduced.
Specific technical solution is as follows:
A kind of slag cleaning plant for tunnel, including device pedestal, device pedestal are equipped with traveling wheel, device pedestal
Top be equipped at least one top and clean component, component is corresponding is equipped with the first collection for the lower section of device pedestal and top cleaning
Slot, top clean component and the falling rocks of tunnel top are transferred in the first collecting tank.
Further, the direction of travel of device pedestal and the extending direction in tunnel are identical.
Further, it includes two supporting baffles being vertically fixed on device pedestal, supporting baffle that top, which cleans component,
It is vertically arranged with the direction of travel of device pedestal, two supporting baffles clamp to form grasping part, the both ends difference of grasping part
Equipped with a side limit plate；
One end of side limit plate is rotatably fixed on device pedestal, the other end of side limit plate be used for in tunnel
Wall is in contact, and clamping forms falling rocks holding groove between side limit plate and supporting baffle, and falling rocks holding groove passes through first passage and position
The first collecting tank in lower section is connected；
It is swingable in falling rocks holding groove to be equipped with the first cleaning agency.
Further, corresponding respectively on the inner wall of two supporting baffles to be equipped with the first of an arc-shaped structure and lead
Rail is respectively equipped with rack gear on the outer wall and inner wall of the first guide rail, and the lower section of two supporting baffles is equipped with a main support shaft, main
Support shaft is spindle rotationally arranged in the lower section of the first guide rail；
First cleaning agency includes two support rods, and one end of two support rods is fixed in main support shaft, two supports
The fixed same cleaning head of the other end of bar；
Each support rod is equipped with a driving assembly, and driving assembly control support rod prolongs the first guide rail and swung.
Further, transfer chamber is equipped in cleaning head, the top of transfer chamber and wherein one side wall are equipped with opening.
Further, driving assembly includes driver slot, is rotatably equipped with gear and lower gear, driver slot in driver slot
It is pressed on the outside of the first guide rail, mediates gear mutually with the first guide rail outer wall with the rack gear on inner wall respectively with lower gear,
Gear by first motor drive rotate, moved to make driving assembly that can prolong the first guide rail, realize support rod with
It swings back and forth centered on main support shaft.
Further, a sliding sleeve is arranged at the top of the limit plate of side, it is arc-shaped structure that an end face is fixed on sliding sleeve
Pressure-bearing terminal is equipped with the first spring between sliding sleeve and side limit plate, the top of pressure-bearing terminal is evenly distributed with multiple balls.
Further, corresponding with each side limit plate on device pedestal to be equipped with multiple Buffer Units；Buffer Unit includes
Pressure-bearing column, the top plug-in type of pressure-bearing column and it is moving up and down be equipped with a gland, between gland and pressure-bearing column be equipped with second
Spring, gland are segment structure.
Further, the bottom level setting of device pedestal, the thickness of device pedestal are gradually reduced from the outside to the core.
Further, support rod is Pneumatic extension bar.
Further, it is also equipped with main control box on device pedestal, main control box is equipped with multiple route groups and is used to and entire
Each executive component of device connects, while main control box also is provided with signal bus output, connect with central control system, with touch
Screen realizes the operation control of whole device.
Further, using the method for cleaning of slag cleaning plant are as follows:
1) it flips outward side limit plate, be pressed on the pressure-bearing terminal of side limit plate on the inner wall in tunnel；
2) device pedestal prolongs tunnel under the action of traveling wheel and is moved；
3) out of service after device pedestal is moved to one of working position, driving assembly control the first cleaning agency into
Row is swung, and cleaning agency is first mobile from the not opening end of side wall of transfer chamber to sidewall opening end, the side of transfer chamber in moving process
It is in contact at the top of the not opening end of wall and tunnel, falling rocks is swept drop down onto transfer chamber during the swing；When transfer chamber is rocked to
Sidewall opening end downward when, falling rocks tumble to the limit plate of side, transfer in the first collecting tank；
4) backswing cleaning agency；
5) step 2) is repeated 3) 4) until clean to complete.
The invention has the benefit that
1) present invention can clear up the rubble that tunnel top is easily fallen, and the safety for significantly reducing constructing operation is hidden
Suffer from；
2) Buffer Unit effectively reduces the impact force of falling rocks, improves the service life of equipment；
3) structure setting of pressure-bearing terminal reduces resistance by the rolling friction between ball and tunnel, ensure that steady
It is qualitative.
Detailed description of the invention
Fig. 1 is top view of the present invention；
Fig. 2 is C-C sectional view in Fig. 1；
Fig. 3 is part A enlarged drawing in Fig. 2；
Fig. 4 is part B enlarged drawing in Fig. 2；
Fig. 5 is driving assembly structural schematic diagram.
Specific embodiment
Clear to be more clear technical solution of the present invention, the present invention is described further with reference to the accompanying drawing,
The technical characteristic of any pair of technical solution of the present invention carries out the scheme that equivalencing is obtained with conventional reasoning and each falls within guarantor of the present invention
Protect range.
Appended drawing reference
Device pedestal 1, traveling wheel 2, the first collecting tank 3, supporting baffle 4, side limit plate 5, falling rocks holding groove 6, first are logical
Road 7, the first guide rail 9, rack gear 10, main support shaft 11, support rod 12, cleaning head 13, driving assembly 14, turns first cleaning agency 8
Move chamber 15, tunnel 16, main control box 17；
Buffer Unit 101, pressure-bearing column 102, gland 103, second spring 104；
Sliding sleeve 501, pressure-bearing terminal 502, the first spring 503, ball 504；
Driver slot 1401, gear 1402, lower gear 1403.
A kind of slag cleaning plant for tunnel as shown in the figure, including device pedestal 1, device pedestal are equipped with traveling wheel
2, the top of device pedestal is equipped at least one top and cleans component, and component is corresponding sets for the lower section of device pedestal and top cleaning
There is the first collecting tank 3, top cleans component and the falling rocks of tunnel top is transferred in the first collecting tank.
Further, the direction of travel of device pedestal and the extending direction in tunnel are identical.
Further, it includes two supporting baffles being vertically fixed on device pedestal 4, supporting baffle that top, which cleans component,
It is vertically arranged with the direction of travel of device pedestal, two supporting baffles clamp to form grasping part, the both ends difference of grasping part
Equipped with a side limit plate 5；
One end of side limit plate is rotatably fixed on device pedestal, and the other end of side limit plate is used for and tunnel 16
Inner wall is in contact, and clamping forms falling rocks holding groove 6 between side limit plate and supporting baffle, and falling rocks holding groove passes through first passage 7
It is connected with underlying first collecting tank；
It is swingable in falling rocks holding groove to be equipped with the first cleaning agency 8.
Further, corresponding the first guide rail for being equipped with an arc-shaped structure respectively on the inner wall of two supporting baffles
9, rack gear 10 is respectively equipped on the outer wall and inner wall of the first guide rail, the lower section of two supporting baffles is equipped with a main support shaft
11, main support shaft is spindle rotationally arranged in the lower section of the first guide rail；
First cleaning agency includes two support rods 12, and one end of two support rods is fixed in main support shaft, two branch
The fixed same cleaning head 13 of the other end of strut；
Each support rod is equipped with a driving assembly 14, and driving assembly control support rod prolongs the first guide rail and swung.
Further, transfer chamber 15 is equipped in cleaning head, the top of transfer chamber and wherein one side wall are equipped with opening.
Further, driving assembly includes driver slot 1401, is rotatably equipped with gear 1402 and lower tooth in driver slot
Wheel 1403, driver slot is pressed on the outside of the first guide rail, makes gear and lower gear respectively and on the first guide rail outer wall and inner wall
Rack gear mutually mediate, gear is driven by first motor and is rotated, and is moved to make driving assembly that can prolong the first guide rail, real
Show support rod to swing back and forth centered on main support shaft.
Further, a sliding sleeve 501 is arranged at the top of the limit plate of side, it is arc-shaped structure that an end face is fixed on sliding sleeve
Pressure-bearing terminal 502, between sliding sleeve and side limit plate be equipped with the first spring 503, the top of pressure-bearing terminal is evenly distributed with multiple balls
504。
Further, corresponding with each side limit plate on device pedestal to be equipped with multiple Buffer Units 101；Buffer Unit packet
Include pressure-bearing column 102, the top plug-in type of pressure-bearing column and it is moving up and down be equipped with a gland 103, between gland and pressure-bearing column
Equipped with second spring 104, gland is segment structure.
Further, the bottom level setting of device pedestal, the thickness of device pedestal are gradually reduced from the outside to the core.
Further, support rod is Pneumatic extension bar.
Further, it is also equipped with main control box 17 on device pedestal, main control box is equipped with multiple route groups and is used to and whole
Each executive component of a device connects, while main control box also is provided with signal bus output, connect with central control system, with touching
Touching screen realizes the operation control of whole device.
Further, using the method for cleaning of slag cleaning plant are as follows:
1) it flips outward side limit plate, be pressed on the pressure-bearing terminal of side limit plate on the inner wall in tunnel；
2) device pedestal prolongs tunnel under the action of traveling wheel and is moved；
3) out of service after device pedestal is moved to one of working position, driving assembly control the first cleaning agency into
Row is swung, and cleaning agency is first mobile from the not opening end of side wall of transfer chamber to sidewall opening end, the side of transfer chamber in moving process
It is in contact at the top of the not opening end of wall and tunnel, falling rocks is swept drop down onto transfer chamber during the swing；When transfer chamber is rocked to
Sidewall opening end downward when, falling rocks tumble to the limit plate of side, transfer in the first collecting tank；
4) backswing cleaning agency；
5) step 2) is repeated 3) 4) until clean to complete.
Claims (10)
1. a kind of slag cleaning plant for tunnel, it is characterized in that, including device pedestal, device pedestal be equipped with traveling wheel,
The top of device pedestal is equipped with top and cleans component, and component is corresponding is equipped with the first collection for the lower section of device pedestal and top cleaning
Slot, top clean component and the falling rocks of tunnel top are transferred in the first collecting tank.
2. a kind of slag cleaning plant for tunnel as described in claim 1, it is characterized in that, the direction of travel of device pedestal
It is identical as the extending direction in tunnel.
3. a kind of slag cleaning plant for tunnel as claimed in claim 2, it is characterized in that, it includes two that top, which cleans component,
The direction of travel of a supporting baffle being vertically fixed on device pedestal, supporting baffle and device pedestal is vertically arranged, two branch
Spacer plate clamps to form grasping part, and the both ends of grasping part are respectively equipped with a side limit plate；
One end of side limit plate is rotatably fixed on device pedestal, and the other end of side limit plate is for the inner wall phase with tunnel
Contact, clamping forms falling rocks holding groove between side limit plate and supporting baffle, and falling rocks holding groove is by first passage and under being located at
First collecting tank of side is connected；
It is swingable in falling rocks holding groove to be equipped with the first cleaning agency.
4. a kind of slag cleaning plant for tunnel as claimed in claim 3, it is characterized in that, the inner wall of two supporting baffles
Corresponding the first guide rail equipped at least one arc-shaped structure of upper difference is set respectively on the outer wall and inner wall of the first guide rail
There is rack gear, the lower section of two supporting baffles is equipped with a main support shaft, and main support shaft is spindle rotationally arranged under the first guide rail
Side；
First cleaning agency includes two support rods, and one end of two support rods is fixed in main support shaft, two support rods
The fixed same cleaning head of the other end；
Each support rod is equipped with a driving assembly, and driving assembly control support rod prolongs the first guide rail and swung.
5. a kind of slag cleaning plant for tunnel as claimed in claim 4, it is characterized in that, transfer is equipped in cleaning head
Chamber, the top of transfer chamber and wherein one side wall are equipped with opening.
6. a kind of slag cleaning plant for tunnel as claimed in claim 5, it is characterized in that, driving assembly includes driving
Slot, is rotatably equipped with gear and lower gear in driver slot, driver slot is pressed on the outside of the first guide rail, make gear and under
Gear is mutually mediated with the first guide rail outer wall with the rack gear on inner wall respectively, and gear is driven by first motor and rotated, to make
Driving assembly can prolong the first guide rail and be moved, and realize support rod and swung back and forth centered on main support shaft.
7. a kind of slag cleaning plant for tunnel as claimed in claim 6, it is characterized in that, it is arranged at the top of the limit plate of side
One sliding sleeve fixes the pressure-bearing terminal that an end face is arc-shaped structure on sliding sleeve, first is equipped between sliding sleeve and side limit plate
The top of spring, pressure-bearing terminal is evenly distributed with multiple balls.
8. a kind of slag cleaning plant for tunnel as claimed in claim 7, it is characterized in that, on device pedestal with each side
Limit plate is corresponding to be equipped with multiple Buffer Units；Buffer Unit includes pressure-bearing column, the top plug-in type of pressure-bearing column and can on move down
Dynamic is equipped with a gland, and second spring is equipped between gland and pressure-bearing column, and gland is segment structure.
9. a kind of slag cleaning plant for tunnel as claimed in claim 8, it is characterized in that, the bottom level of device pedestal
Setting, the thickness of device pedestal are gradually reduced from the outside to the core.
10. using the method for cleaning of slag cleaning plant as claimed in claim 9 are as follows:
1) it flips outward side limit plate, be pressed on the pressure-bearing terminal of side limit plate on the inner wall in tunnel；
2) device pedestal prolongs tunnel under the action of traveling wheel and is moved；
3) out of service after device pedestal is moved to one of working position, driving assembly controls the first cleaning agency and is put
Dynamic, cleaning agency is first mobile from the not opening end of side wall of transfer chamber to sidewall opening end, and the side wall of transfer chamber is not in moving process
It is in contact at the top of open end and tunnel, falling rocks is swept drop down onto transfer chamber during the swing；When transfer chamber is rocked to side wall
Open end downward when, falling rocks tumble to the limit plate of side, transfer in the first collecting tank；
4) backswing cleaning agency；
5) step 2) is repeated 3) 4) until clean to complete.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910773554.8A CN110424981B (en) | 2019-08-21 | 2019-08-21 | A sediment cleaning device that falls for tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910773554.8A CN110424981B (en) | 2019-08-21 | 2019-08-21 | A sediment cleaning device that falls for tunnel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110424981A true CN110424981A (en) | 2019-11-08 |
| CN110424981B CN110424981B (en) | 2021-03-16 |
Family
ID=68417141
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910773554.8A Active CN110424981B (en) | 2019-08-21 | 2019-08-21 | A sediment cleaning device that falls for tunnel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110424981B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110847936A (en) * | 2019-12-19 | 2020-02-28 | 长沙理工大学 | Intelligence tunnel section levels device |
| CN111691919A (en) * | 2020-06-19 | 2020-09-22 | 合肥皖兴建设工程有限公司 | Traffic tunnel civil engineering construction comprehensive construction process |
| CN112281723A (en) * | 2020-11-03 | 2021-01-29 | 湖北文理学院 | Integrated equipment is collected in tunnel cleaning |
| CN114438939A (en) * | 2022-03-02 | 2022-05-06 | 中铁十五局集团有限公司 | Scum cleaning system of arc bottom surface in tunnel |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61266800A (en) * | 1985-05-20 | 1986-11-26 | 東京道路エンジニア株式会社 | Automatic washing car for inner wall surface of tunnel |
| KR20120041497A (en) * | 2010-10-21 | 2012-05-02 | 서일수 | Cleaner of car for cleaning tunnel |
| CN204532354U (en) * | 2015-03-26 | 2015-08-05 | 湖南涟邵建设工程(集团)有限责任公司 | A kind of bauxite tunnel fully-mechanized digging machine construction driver's cabin safety device |
| CN205330677U (en) * | 2015-12-01 | 2016-06-22 | 中国铁建大桥工程局集团有限公司 | Shield tunnel sediment clearance system that falls |
| CN205822088U (en) * | 2016-05-27 | 2016-12-21 | 连江圆明工业设计有限公司 | A kind of tunnel dedusting car |
| CN207362765U (en) * | 2017-08-17 | 2018-05-15 | 重庆凌慧科技有限公司 | A kind of novel washing machine people |
| US20180369884A1 (en) * | 2017-06-21 | 2018-12-27 | Brügger HTB GmbH | Tunnel cleaning device |
| CN109457651A (en) * | 2018-08-01 | 2019-03-12 | 广东华隧建设集团股份有限公司 | A kind of tunnel cleaning vehicle |
| CN110093955A (en) * | 2018-01-30 | 2019-08-06 | 岭东核电有限公司 | Cleaning collection system and its control method for tunnel |
-
2019
- 2019-08-21 CN CN201910773554.8A patent/CN110424981B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61266800A (en) * | 1985-05-20 | 1986-11-26 | 東京道路エンジニア株式会社 | Automatic washing car for inner wall surface of tunnel |
| KR20120041497A (en) * | 2010-10-21 | 2012-05-02 | 서일수 | Cleaner of car for cleaning tunnel |
| CN204532354U (en) * | 2015-03-26 | 2015-08-05 | 湖南涟邵建设工程(集团)有限责任公司 | A kind of bauxite tunnel fully-mechanized digging machine construction driver's cabin safety device |
| CN205330677U (en) * | 2015-12-01 | 2016-06-22 | 中国铁建大桥工程局集团有限公司 | Shield tunnel sediment clearance system that falls |
| CN205822088U (en) * | 2016-05-27 | 2016-12-21 | 连江圆明工业设计有限公司 | A kind of tunnel dedusting car |
| US20180369884A1 (en) * | 2017-06-21 | 2018-12-27 | Brügger HTB GmbH | Tunnel cleaning device |
| CN207362765U (en) * | 2017-08-17 | 2018-05-15 | 重庆凌慧科技有限公司 | A kind of novel washing machine people |
| CN110093955A (en) * | 2018-01-30 | 2019-08-06 | 岭东核电有限公司 | Cleaning collection system and its control method for tunnel |
| CN109457651A (en) * | 2018-08-01 | 2019-03-12 | 广东华隧建设集团股份有限公司 | A kind of tunnel cleaning vehicle |
Non-Patent Citations (1)
| Title |
|---|
| 薛永庆: "全断面隧道掘进机同步清理台车研究", 《施工技术》 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110847936A (en) * | 2019-12-19 | 2020-02-28 | 长沙理工大学 | Intelligence tunnel section levels device |
| CN110847936B (en) * | 2019-12-19 | 2020-12-01 | 长沙理工大学 | Intelligence tunnel section levels device |
| CN111691919A (en) * | 2020-06-19 | 2020-09-22 | 合肥皖兴建设工程有限公司 | Traffic tunnel civil engineering construction comprehensive construction process |
| CN112281723A (en) * | 2020-11-03 | 2021-01-29 | 湖北文理学院 | Integrated equipment is collected in tunnel cleaning |
| CN114438939A (en) * | 2022-03-02 | 2022-05-06 | 中铁十五局集团有限公司 | Scum cleaning system of arc bottom surface in tunnel |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110424981B (en) | 2021-03-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110424981A (en) | A kind of slag cleaning plant for tunnel | |
| CN102913265B (en) | Circularly self-moving forepoling hydraulic support | |
| CN105460623A (en) | Automatic stacking conveying line | |
| CN108525983A (en) | A kind of small-sized husky cart of drum-shape sieve | |
| CN107143349A (en) | Shield duct piece, which binds, the assembled device of block and applies method | |
| CN105173794A (en) | Rocker arm type bunker cleaning machine for clearing away accumulated coal in bunker and cleaning method of rocker arm type bunker cleaning machine | |
| CN205223933U (en) | Road rubble cleaning device and road rubble motor sweeper that constitutes by device | |
| CN102219128B (en) | Feeding machine and multi-station feeding method for multi-station reinforcing steel bar wire rod | |
| CN208004491U (en) | A kind of contaminated soil remediation device | |
| CN107555110A (en) | A kind of convenient use and the power cord bar transport vehicle with shock-absorbing function | |
| CN116202603B (en) | Mobile anti-seismic anti-running electronic automobile scale with self-cleaning function | |
| CN116835033A (en) | Quick packing apparatus of building site basement steel pipe | |
| CN108438747A (en) | A kind of coal mine transport device that accumulation is concentrated convenient for coal | |
| CN107386085A (en) | A kind of lightweight floor crushing device suitable for urban pavement | |
| CN206090518U (en) | Highway is soil sampling device for engineering | |
| CN209630793U (en) | Cleaning device for car air filtering core | |
| CN214133310U (en) | Soil ecological remediation equipment | |
| CN208137939U (en) | A kind of coal mine development machine | |
| CN107838022A (en) | A kind of road construction sand screening installation | |
| CN204715329U (en) | The dirty machine of thrust collection | |
| CN114263148B (en) | River course bank protection reinforcing apparatus for hydraulic engineering | |
| CN113148691B (en) | Residue soil transfer device for shield construction | |
| CN216538818U (en) | Coal mine crushing device for coal mining | |
| CN220226857U (en) | Well hangs excavating equipment | |
| CN208516275U (en) | A kind of coal mine transport device that accumulation is concentrated convenient for coal |
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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |