CN220057775U - Road surface cleaning device for bridge construction - Google Patents
Road surface cleaning device for bridge construction Download PDFInfo
- Publication number
- CN220057775U CN220057775U CN202321021390.1U CN202321021390U CN220057775U CN 220057775 U CN220057775 U CN 220057775U CN 202321021390 U CN202321021390 U CN 202321021390U CN 220057775 U CN220057775 U CN 220057775U
- Authority
- CN
- China
- Prior art keywords
- wall
- fixedly connected
- road surface
- main board
- plate
- 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.)
- Active
Links
- 238000004140 cleaning Methods 0.000 title claims abstract description 33
- 238000010276 construction Methods 0.000 title claims abstract description 25
- 239000002689 soil Substances 0.000 claims abstract description 12
- 239000002184 metal Substances 0.000 claims abstract description 11
- 229910052751 metal Inorganic materials 0.000 claims abstract description 11
- 238000001179 sorption measurement Methods 0.000 claims abstract description 8
- 238000005096 rolling process Methods 0.000 claims abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 39
- 230000001681 protective effect Effects 0.000 claims description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 14
- 229910052742 iron Inorganic materials 0.000 abstract description 7
- 230000009286 beneficial effect Effects 0.000 abstract description 4
- 230000005389 magnetism Effects 0.000 abstract description 2
- 239000007921 spray Substances 0.000 description 15
- 239000003595 mist Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 230000001680 brushing effect Effects 0.000 description 1
- 238000009430 construction management Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
Classifications
-
- 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
Abstract
The utility model discloses a road surface cleaning device for bridge construction, which comprises a main board and an adsorption mechanism arranged at the other end of the main board and used for cleaning a metal article collecting box, wherein universal wheels are arranged at four corners of the outer wall of the bottom of the main board, inclined rods are fixedly connected to one ends of the outer walls of two sides of the main board, transverse rods are fixedly connected to the tops of the outer walls of the opposite sides of the inclined rods, a rolling mechanism used for crushing harder soil blocks is arranged at the bottom of the main board, a rotating mechanism used for cleaning the crushed soil blocks is arranged at the bottom of the main board, and the adsorption mechanism comprises an electromagnetic plate; according to the utility model, the electromagnetic plate is electrified to enable the electromagnetic plate to have magnetism, so that metal objects such as iron nails on a road surface can be adsorbed, the influence on the universal wheels of the electromagnetic plate is avoided, meanwhile, the potential safety hazard is eliminated, and the height of the electromagnetic plate can be adjusted through the threaded rod and the lug plate, so that the electromagnetic plate is beneficial to use.
Description
Technical Field
The utility model relates to the technical field of road surface cleaning, in particular to a road surface cleaning device for bridge construction.
Background
The bridge construction mainly refers to the contents of bridge construction technology, construction organization, construction management, construction quality and the like, and generally refers to a structure which is erected on rivers, lakes and seas and enables vehicles, pedestrians and the like to pass smoothly, so that the bridge is also extended to a structure which is erected to span mountain peaks, bad geology or meet other traffic needs and is convenient to pass in order to adapt to the traffic industry of modern high-speed development, and in the bridge construction process, the bridge pavement is often required to be cleaned.
Through retrieval, the highway pavement cleaning device with the patent publication number of CN213038279U comprises a vehicle body, an operation table is arranged in the vehicle body, a water tank is arranged in the vehicle body, the bottom of the vehicle body is connected with adjusting spray heads controlled by different water taps, the adjusting spray heads comprise water mist spray heads capable of spraying water mist, small-flow spray heads and large-flow spray heads arranged on two sides of the water mist spray heads, and the water mist spray heads are communicated with the water tank through connecting water pipes; the small-flow spray head is communicated with the water tank through a connecting hose; the large-flow spray head is communicated with the water tank through a mounting hose; the water spray nozzle is provided with a water flow pipe communicated with the connecting water pipe, a fixed rod is fixed on the water flow pipe, a sleeve pipe capable of being lifted and positioned to different positions of the fixed rod is sleeved on the fixed rod, and the small-flow nozzle is connected to the sleeve pipe through a supporting rod; the high-flow nozzle is connected to the fixed rod through a cross rod. The utility model has the effect of selecting the adjusting spray heads with different water flows according to different conditions of the road surface to clean and saving water resources.
The technical characteristics have the following defects: the above device does not have the function of adsorbing the iron nails on the road surface, and when the above device is used for cleaning the road surface, metal articles such as the iron nails are inevitably remained on the road surface for construction, if the metal articles are not collected and cleaned, the wheels of the device can be possibly damaged by the iron nails or other metal articles, meanwhile, the metal articles such as the iron nails remain all the time, and potential safety hazards exist for passers-by, so that the design of the road surface cleaning device for bridge construction is needed to solve the problems.
Disclosure of Invention
The utility model aims to provide a road surface cleaning device for bridge construction, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides a road surface cleaning device for bridge construction, includes the mainboard and sets up in the other end of mainboard and be used for collecting the adsorption equipment of box clearance to the metal object, the universal wheel is all installed to four corners of the bottom outer wall of mainboard, and the one end of the both sides outer wall of mainboard is all fixedly connected with diagonal bar, and the opposite side outer wall top fixedly connected with horizontal pole of diagonal bar, the bottom of mainboard is provided with and is used for carrying out kibbling rolling machine to harder soil block, the bottom of mainboard is provided with the rotary mechanism that is used for carrying out the cleaning to the soil block of crushing;
the adsorption mechanism comprises an electromagnetic plate, the outer wall of the other end of the main plate is fixedly connected with an ear plate, the top of the ear plate is inserted with a threaded rod through threaded rotation, the outer wall of the top of the threaded rod is fixedly connected with a rod cap, and the electromagnetic plate is arranged on the outer wall of the bottom of the threaded rod.
Preferably, the rolling mechanism comprises a rotating column, a plurality of equidistantly distributed transverse convex strips are fixedly connected to the circumferential outer wall of the rotating column, a notch is formed in the top outer wall of the main board, a bottom plate is inserted in the notch, four outer walls of the bottom plate are fixedly connected with limiting frames, groove plates are fixedly connected to two sides of the other end of the outer wall of the bottom plate, and the rotating column is rotationally connected between the outer walls of the opposite sides of the groove plates through bearings.
Preferably, the rotary mechanism comprises a driving motor, the support is installed to the top outer wall opposite side of bottom plate, driving motor installs in the top outer wall of support, the both sides of top outer wall one end of bottom plate are connected with first gear and second gear through the bearing rotation respectively, and the top of bottom plate is provided with the toothed belt, and first gear and second gear all mesh with the toothed belt, driving motor's output shaft one end fixedly connected with in the top outer wall of second gear, the equal fixedly connected with upright post of top outer wall of first gear and second gear, the equal fixedly connected with plectane of bottom outer wall of upright post, the brush hair that a plurality of equidistance distribute of bottom outer wall fixedly connected with of plectane.
Preferably, the top outer wall other end fixedly connected with base of mainboard, the top outer wall fixedly connected with mounting panel of base, pneumatic cylinder is installed to the top outer wall one end of mounting panel, and the piston rod one end fixedly connected with of pneumatic cylinder is in the top outer wall of bottom plate.
Preferably, the water tank is installed to top outer wall one end of mainboard, and the water pipe is installed to the other end outer wall bottom of water tank, and the suction pump is installed to the circumference outer wall of water pipe, and the bottom outer wall fixedly connected with reposition of redundant personnel case of water pipe, the shower nozzle that a plurality of equidistance distribute is installed to the bottom outer wall of reposition of redundant personnel case, and the shower nozzle is all installed to the both sides of the other end outer wall of reposition of redundant personnel case.
Preferably, a protective cover is arranged at one end of the top outer wall of the bottom plate, and a plurality of strip-shaped grooves distributed at equal intervals are formed in the outer walls of the two ends of the protective cover.
Preferably, the middle part of the circumferential outer wall of the cross rod is sleeved with a rubber sleeve, the circumferential outer wall of the rubber sleeve is fixedly connected with a plurality of bulges which are distributed at equal intervals, and the bulges are made of rubber.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, the electromagnetic plate is electrified to enable the electromagnetic plate to have magnetism, so that metal objects such as iron nails on a road surface can be adsorbed, the influence on universal wheels of the electromagnetic plate is avoided, meanwhile, the potential safety hazard is eliminated, the height of the electromagnetic plate can be adjusted through the threaded rod and the lug plate, the electromagnetic plate is beneficial to use, and garbage on the ground and the crushed convex blocks can be cleaned through the cooperation of the grinding mechanism and the rotating mechanism;
according to the utility model, the soil blocks on the road surface can be rolled through the cooperation of the rotating columns and the plurality of transverse convex strips, so that the cleaning of the rotating mechanism is facilitated, the second gear is driven to rotate through the rotation of the driving motor, the first gear is driven to rotate through the toothed belt, and then the two vertical columns can be driven to rotate, so that the two circular plates and the plurality of bristles can be driven to rotate, the garbage and the crushed soil blocks on the road surface can be cleaned, the height of the crushing mechanism and the rotating mechanism from the road surface can be controlled through the lifting of one end of a piston rod of the hydraulic cylinder, the cleaning mechanism is beneficial to the use of workers, water can be sprayed to the ground and the bristles can be sprayed through the plurality of spray heads, the cleaning of the bristles and the cleaning of the ground are facilitated, and dust flying is avoided;
according to the utility model, the friction force of the hands of the staff on the rubber sleeve can be increased through the rubber sleeve and the plurality of protrusions, so that the rubber sleeve is convenient for the staff to use.
Drawings
Fig. 1 is a schematic diagram of the overall structure of a road surface cleaning device for bridge construction.
Fig. 2 is a schematic view of a first gear structure of a road surface cleaning device for bridge construction.
Fig. 3 is a schematic diagram of a distribution box structure of a road surface cleaning device for bridge construction.
Fig. 4 is a schematic view of a circular plate structure of a road surface cleaning device for bridge construction.
In the figure: 1. a main board; 2. a diagonal rod; 3. a rubber sleeve; 4. a water tank; 5. a protective cover; 6. a hydraulic cylinder; 7. a mounting plate; 8. a threaded rod; 9. ear plates; 10. an electromagnetic plate; 11. a limit frame; 12. a bottom plate; 13. a water pump; 14. a first gear; 15. a toothed belt; 16. a trough plate; 17. a second gear; 18. a driving motor; 19. a bracket; 20. a water pipe; 21. a spray head; 22. a shunt box; 23. brushing; 24. a transverse convex strip; 25. rotating the column; 26. a vertical column; 27. and a circular plate.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1
Referring to fig. 1-4, in an embodiment of the utility model, a road surface cleaning device for bridge construction comprises a main board 1 and an adsorption mechanism arranged at the other end of the main board 1 and used for cleaning a metal object collecting box, universal wheels are arranged at four corners of the outer wall of the bottom of the main board 1, inclined rods 2 are fixedly connected to one ends of the outer walls of two sides of the main board 1, a cross rod is fixedly connected to the top of the outer wall of the opposite side of each inclined rod 2, a rolling mechanism used for crushing harder soil blocks is arranged at the bottom of the main board 1, and a rotating mechanism used for cleaning the crushed soil blocks is arranged at the bottom of the main board 1;
the adsorption mechanism comprises an electromagnetic plate 10, the other end outer wall of the main board 1 is fixedly connected with an ear plate 9, the top of the ear plate 9 is inserted with a threaded rod 8 through threaded rotation, the top outer wall of the threaded rod 8 is fixedly connected with a rod cap, the electromagnetic plate 10 is arranged on the bottom outer wall of the threaded rod 8, when a bridge road surface needs to be cleaned, the electromagnetic plate 10 is electrified, the electromagnetic plate 10 is magnetic, metal objects such as iron nails on the road surface can be adsorbed, the influence on universal wheels of the electromagnetic plate is avoided, meanwhile, potential safety hazards are eliminated, the height of the electromagnetic plate 10 can be adjusted through the threaded rod 8 and the ear plate 9, the use is facilitated, and garbage on the ground and the crushed bumps can be cleaned through the cooperation of a crushing mechanism and a rotating mechanism.
Wherein, rolling mechanism includes rotation post 25, the horizontal sand grip 24 that a plurality of equidistance of circumference outer wall fixedly connected with of rotation post 25 distribute, open at the top outer wall of mainboard 1 has the notch, peg graft in the notch has bottom plate 12, four outer wall fixedly connected with spacing frame 11 of bottom plate 12, the equal fixedly connected with frid 16 of both sides of the bottom outer wall other end of bottom plate 12, and rotation post 25 passes through the bearing rotation and connects between the opposite one side outer wall of frid 16, through the cooperation of rotation post 25 and a plurality of horizontal sand grip 24, can roll the soil block on the road surface, the cleaning of rotary mechanism of being convenient for.
The rotary mechanism comprises a driving motor 18, a support 19 is arranged on the other side of the top outer wall of the bottom plate 12, the driving motor 18 is arranged on the top outer wall of the support 19, two sides of one end of the top outer wall of the bottom plate 12 are respectively connected with a first gear 14 and a second gear 17 through bearings in a rotating mode, the top of the bottom plate 12 is provided with a toothed belt 15, the first gear 14 and the second gear 17 are meshed with the toothed belt 15, one end of an output shaft of the driving motor 18 is fixedly connected with the top outer wall of the second gear 17, vertical posts 26 are fixedly connected with the top outer walls of the first gear 14 and the second gear 17, circular plates 27 are fixedly connected with the bottom outer walls of the vertical posts 26, a plurality of equidistantly distributed bristles 23 are fixedly connected with the bottom outer walls of the circular plates 27, the second gear 17 is driven to rotate through the driving motor 18, the first gear 14 is driven to rotate through the toothed belt 15, and then the two vertical posts 26 can be driven to rotate, and garbage and crushed soil blocks on a road surface can be cleaned.
Wherein, the top outer wall other end fixedly connected with base of mainboard 1, the top outer wall fixedly connected with mounting panel 7 of base, pneumatic cylinder 6 is installed to the top outer wall one end of mounting panel 7, and the piston rod one end fixedly connected with of pneumatic cylinder 6 is in the top outer wall of bottom plate 12, through the lift of pneumatic cylinder 6 piston rod one end, can control grinding mechanism and rotary mechanism from the height on road surface, does benefit to the staff and uses.
Wherein, water tank 4 is installed to top outer wall one end of mainboard 1, water pipe 20 is installed to the other end outer wall bottom of water tank 4, suction pump 13 is installed to the circumference outer wall of water pipe 20, the bottom outer wall fixedly connected with reposition of redundant personnel case 22 of water pipe 20, a plurality of equidistance distributed shower nozzles 21 are installed to the bottom outer wall of reposition of redundant personnel case 22, and shower nozzle 21 is all installed to the both sides of the other end outer wall of reposition of redundant personnel case 22, in carrying the reposition of redundant personnel case 22 with the water in the water tank 4, rethread a plurality of shower nozzles 21, can spray water and spray water to brush hair 23 on the ground, do benefit to clean brush hair 23 and clean the ground, avoid the dust to fly upward.
Wherein, protection casing 5 is installed to bottom plate 12's top outer wall one end, and the both ends outer wall of protection casing 5 all opens a plurality of equidistance distribution's bar groove, through protection casing 5, can protect driving motor 18, first gear 14, second gear 17 and toothed belt 15, through the bar groove, does benefit to driving motor 18's heat dissipation.
Example 2
Referring to fig. 1, unlike embodiment 1, the middle part of the circumferential outer wall of the cross bar is sleeved with a rubber sleeve 3, the circumferential outer wall of the rubber sleeve 3 is fixedly connected with a plurality of protrusions distributed at equal intervals, the protrusions are made of rubber, and the friction force of the hands of the worker to the rubber sleeve 3 can be increased through the rubber sleeve 3 and the protrusions, so that the worker can use the rubber sleeve conveniently.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof.
Claims (7)
1. The utility model provides a road surface cleaning device for bridge construction, includes mainboard (1) and sets up in the adsorption equipment that the other end of mainboard (1) is used for collecting the box clearance to metal object, its characterized in that: universal wheels are arranged at four corners of the outer wall of the bottom of the main board (1), one end of the outer wall of each side of the main board (1) is fixedly connected with a diagonal rod (2), the top of the outer wall of the opposite side of the diagonal rod (2) is fixedly connected with a cross rod, a rolling mechanism for crushing harder soil blocks is arranged at the bottom of the main board (1), and a rotating mechanism for cleaning the crushed soil blocks is arranged at the bottom of the main board (1);
the adsorption mechanism comprises an electromagnetic plate (10), the other end outer wall of the main plate (1) is fixedly connected with an ear plate (9), the top of the ear plate (9) is inserted with a threaded rod (8) through threaded rotation, the top outer wall of the threaded rod (8) is fixedly connected with a rod cap, and the electromagnetic plate (10) is mounted on the bottom outer wall of the threaded rod (8).
2. The road surface cleaning device for bridge construction according to claim 1, wherein: the rolling mechanism comprises a rotating column (25), wherein a plurality of transverse convex strips (24) are fixedly connected to the circumferential outer wall of the rotating column (25) and distributed at equal intervals, a notch is formed in the top outer wall of the main board (1), a bottom plate (12) is inserted into the notch, four outer walls of the bottom plate (12) are fixedly connected with a limiting frame (11), two sides of the other end of the outer wall of the bottom plate (12) are fixedly connected with a groove plate (16), and the rotating column (25) is rotationally connected between the outer walls of opposite sides of the groove plate (16) through bearings.
3. The road surface cleaning apparatus for bridge construction according to any one of claims 1 to 2, characterized in that: the utility model provides a rotary mechanism includes driving motor (18), and support (19) are installed to the top outer wall opposite side of bottom plate (12), and driving motor (18) are installed in the top outer wall of support (19), the both sides of top outer wall one end of bottom plate (12) are connected with first gear (14) and second gear (17) through the bearing rotation respectively, and the top of bottom plate (12) is provided with toothed belt (15), and first gear (14) and second gear (17) all mesh with toothed belt (15), the top outer wall of output shaft one end fixedly connected with second gear (17) of driving motor (18), the equal fixedly connected with upright post (26) of top outer wall of first gear (14) and second gear (17), the equal fixedly connected with plectane (27) of the bottom outer wall of upright post (26), a plurality of equidistance distribution's brush hair (23) of bottom outer wall fixedly connected with plectane (27).
4. A road surface cleaning apparatus for bridge construction according to claim 3, wherein: the top outer wall other end fixedly connected with base of mainboard (1), the top outer wall fixedly connected with mounting panel (7) of base, pneumatic cylinder (6) are installed to the top outer wall one end of mounting panel (7), and the piston rod one end fixedly connected with of pneumatic cylinder (6) is in the top outer wall of bottom plate (12).
5. The road surface cleaning device for bridge construction of claim 4, wherein: water tank (4) are installed to top outer wall one end of mainboard (1), and water pipe (20) are installed to the other end outer wall bottom of water tank (4), and suction pump (13) are installed to the circumference outer wall of water pipe (20), and bottom outer wall fixedly connected with flow distribution box (22) of water pipe (20), shower nozzles (21) that a plurality of equidistance distribute are installed to the bottom outer wall of flow distribution box (22), and shower nozzle (21) are all installed to the both sides of the other end outer wall of flow distribution box (22).
6. The road surface cleaning device for bridge construction according to claim 2, wherein: a protective cover (5) is arranged at one end of the top outer wall of the bottom plate (12), and a plurality of equidistant distributed strip-shaped grooves are formed in the outer walls of the two ends of the protective cover (5).
7. The road surface cleaning device for bridge construction according to claim 1, wherein: the middle part of the circumferential outer wall of the cross rod is sleeved with a rubber sleeve (3), the circumferential outer wall of the rubber sleeve (3) is fixedly connected with a plurality of bulges which are distributed at equal intervals, and the bulges are made of rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321021390.1U CN220057775U (en) | 2023-04-28 | 2023-04-28 | Road surface cleaning device for bridge construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321021390.1U CN220057775U (en) | 2023-04-28 | 2023-04-28 | Road surface cleaning device for bridge construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220057775U true CN220057775U (en) | 2023-11-21 |
Family
ID=88761531
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321021390.1U Active CN220057775U (en) | 2023-04-28 | 2023-04-28 | Road surface cleaning device for bridge construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220057775U (en) |
-
2023
- 2023-04-28 CN CN202321021390.1U patent/CN220057775U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107419682A (en) | A kind of construction site cleaning dust removal vehicle | |
| CN105364683B (en) | Kerb cleaning vehicle grinding attachment | |
| CN209759990U (en) | Old concrete road surface breaker of adjustable | |
| CN109330461A (en) | A kind of curtain wall of glass for high building cleaning device | |
| CN207121857U (en) | A kind of construction site cleaning dust removal vehicle | |
| CN107034816B (en) | Road protective fence cleaning vehicle | |
| CN220057775U (en) | Road surface cleaning device for bridge construction | |
| CN210002225U (en) | road surface cutting device for expressway construction | |
| CN207774461U (en) | A kind of easy-to-dismount agricultural production water bag curler | |
| CN208472631U (en) | A kind of novel retractable guardrail friction scrubbing apparatus | |
| CN207139505U (en) | A kind of spheroidal graphite cast-iron pipe outer wall derusting device | |
| CN205742038U (en) | A kind of bridge concrete guard fence cleaning Vehicle | |
| CN206910294U (en) | A kind of multifunctional motor-driven mop | |
| CN211818618U (en) | Road bridge construction safety encloses fender equipment | |
| CN208472533U (en) | Crushing plant is used in a kind of renovation of municipal administration road surface | |
| CN206545429U (en) | A kind of safety guide rail of power construction | |
| CN203580904U (en) | Six-brush channel-type coach washing machine | |
| CN206009090U (en) | A kind of efficient hardware spray-painting plant | |
| CN107584425A (en) | One kind is used for Bridge guardrail derusting attending device | |
| CN205237777U (en) | Roadside stone washs car grinding device | |
| CN212316677U (en) | A look for and repair equipment for bridge maintenance | |
| CN209907280U (en) | Cleaning tool for expressway sign | |
| CN209568407U (en) | A kind of road construction dust-extraction unit | |
| CN2717549Y (en) | Machine for cleaning concrete pump pipe | |
| CN205684937U (en) | Welding spark catcher |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |