CN214832258U - A suction nozzle with a roller sweeping mechanism for a road sweeper - Google Patents
A suction nozzle with a roller sweeping mechanism for a road sweeper Download PDFInfo
- Publication number
- CN214832258U CN214832258U CN202120068150.1U CN202120068150U CN214832258U CN 214832258 U CN214832258 U CN 214832258U CN 202120068150 U CN202120068150 U CN 202120068150U CN 214832258 U CN214832258 U CN 214832258U
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- China
- Prior art keywords
- suction nozzle
- cover body
- roller
- rubber plate
- plate
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- 238000010408 sweeping Methods 0.000 title claims abstract description 65
- 230000007246 mechanism Effects 0.000 title claims abstract description 31
- 241001417527 Pempheridae Species 0.000 title claims abstract description 29
- 238000003466 welding Methods 0.000 claims description 8
- 239000010902 straw Substances 0.000 claims description 4
- 230000002146 bilateral effect Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 11
- 238000004140 cleaning Methods 0.000 abstract description 7
- 239000000428 dust Substances 0.000 description 13
- 239000004677 Nylon Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000001680 brushing effect Effects 0.000 description 2
- 229920001778 nylon Polymers 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 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 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
本实用新型公开了一种扫路车用带有辊扫刷机构的吸嘴，包括吸嘴罩体、液压马达、调整机构、吸嘴后胶板、辊扫刷罩体、吸嘴前导向胶板和辊扫刷，所述吸嘴罩体焊接在辊扫刷罩体的一侧外表面，所述吸嘴罩体的底部通过螺栓安装有吸嘴前导向胶板，所述吸嘴前导向胶板设计一定的倾斜角度，所述吸嘴前导向胶板背离吸嘴罩体的一侧位于辊扫刷罩体的下方，所述吸嘴前导向胶板的两端对称固定有吸嘴两侧胶板，所述吸嘴两侧胶板通过螺栓对称安装在辊扫刷罩体的两端底部。本实用新型辊扫刷可以有效的清除板结、粘附在道路表面的垃圾，然后通过吸嘴将垃圾吸拾入垃圾箱内，对于粉尘量大或较厚的地面工况，经过辊扫刷的扰动，清洁效果也十分明显。
The utility model discloses a suction nozzle with a roller sweeping brush mechanism for a road sweeper, which comprises a suction nozzle cover body, a hydraulic motor, an adjustment mechanism, a rear rubber plate of the suction nozzle, a roller sweeping brush cover body and a guide rubber in front of the suction nozzle Plate and roller brush, the suction nozzle cover is welded on the outer surface of one side of the roller brush cover, and the bottom of the suction nozzle cover is installed with a front guide rubber plate through bolts, and the front guide of the suction nozzle is The rubber plate is designed with a certain inclination angle. The side of the front guide rubber plate of the suction nozzle away from the suction nozzle cover body is located below the roller sweeping brush cover body. The two ends of the suction nozzle front guide rubber plate are symmetrically fixed with two suction nozzles. Side rubber plates, the rubber plates on both sides of the suction nozzle are symmetrically installed on the bottom of both ends of the roller brush cover body through bolts. The roller brush of the utility model can effectively remove the rubbish that is hardened and adhered to the road surface, and then sucks and picks up the rubbish into the rubbish bin through the suction nozzle. Disturbance, the cleaning effect is also very obvious.
Description
Technical Field
The utility model relates to a suction nozzle technical field who has roller brush mechanism that uses on sweeping machine and the dirty-suction vehicle specifically is a suction nozzle that has roller brush mechanism for sweeping machine.
Background
The suction nozzle is an important part of a sweeping vehicle and a dust collection vehicle, the cleaning effect of sweeping, sucking and collecting ground garbage is directly influenced, and the cleaning capability of the suction nozzle on hardened and muddy road surfaces is poor in the practical use of the existing sweeping vehicle and the dust collection vehicle.
The bearing frame of the roller sweeper in the suction nozzle of the existing sweeper truck and the existing dust absorption vehicle is in four strip holes fixed on the side plate by bolts, when the pressure of the adjusting roller sweeper contacting the ground is reduced, four bolts are required to be loosened, the adjustment is inconvenient, the adjustment is not accurate, the problem of eccentricity of two ends of the roller sweeper is easily caused, and the service life of a bearing and the service life of the sweeper are shortened.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a road sweeper is with suction nozzle that has roller brush mechanism possesses effectively to absorb and picks up and bonds subaerial rubbish, improves the clean effect on road surface that hardens and the advantage of the ground pressure that the adjustment roller brush of being convenient for swept, has solved and can appear leaking sweeping, inhale and pick up the relatively poor and roller brush regulation inconvenient problem of clean effect.
In order to achieve the above object, the utility model provides a following technical scheme: a suction nozzle with a roller sweeping mechanism for a sweeping vehicle comprises a suction nozzle cover body, a hydraulic motor, an adjusting mechanism, a suction nozzle rear rubber plate, a roller sweeping cover body, a suction nozzle front guide rubber plate and a roller sweeping brush, wherein the suction nozzle cover body is welded on the outer surface of one side of the roller sweeping brush cover body, the bottom of the suction nozzle cover body is provided with the suction nozzle front guide rubber plate through bolts, the suction nozzle front guide rubber plate is designed to have a certain inclination angle, one side of the suction nozzle front guide rubber plate deviated from the suction nozzle cover body is positioned below the roller sweeping brush cover body, the two ends of the suction nozzle front guide rubber plate are symmetrically fixed with suction nozzle two side rubber plates, the suction nozzle two side rubber plates are symmetrically installed at the bottoms of the two ends of the roller sweeping brush cover body through bolts, the bottom of one side of the roller sweeping brush cover body deviated from the suction nozzle cover body is provided with the suction nozzle rear rubber plate through bolts, the two ends of the suction nozzle rear rubber plate are fixed on the rubber plates at the two sides of the suction nozzle through bolts, the two ends of the roller sweeping brush cover body and the two ends of the suction nozzle cover body are symmetrically provided with two end plates of the cover body.
The inside of the roller brush cover body is fixed with the roller brush, the roller brush is installed in the axis of rotation, the inside at the roller brush cover body is installed through the bearing frame in the both ends of axis of rotation, the bearing frame welding is on adjustment mechanism's adjusting plate, hydraulic motor passes through the one end of movable pedestal mounting at the suction nozzle cover body upper surface, driving pulley is all installed to the axle head of last axle head of hydraulic motor and the axle head of bearing frame, installs through the drive belt between two driving pulley and realizes coaxial rotation together, adjustment mechanism is installed to the symmetry on the cover body both ends board at roller brush cover body both ends.
Preferably, the front guide rubber plate of the suction nozzle, the suction nozzle cover body, the roller sweeping brush cover body, the rubber plates at two sides of the suction nozzle, the rear rubber plate of the suction nozzle and the two end plates of the cover body are arranged together through bolts to form a relatively closed space.
Preferably, two trundles are symmetrically arranged on one side of the suction nozzle cover body in the advancing direction and one side of the roller sweeping brush cover body close to the rear rubber plate of the suction nozzle respectively.
Preferably, the upper surface of the suction nozzle cover body is symmetrically provided with two round holes, the round holes are connected with suction pipe interfaces, the suction pipe interfaces are welded at two ends of the upper surface of the suction nozzle cover body, and the suction pipe interfaces are in a horn mouth shape with a large lower part and a small upper part.
Preferably, two observation windows are symmetrically installed on the outer surface of one side, deviating from the suction nozzle cover body, of the roller sweeping brush cover body, the bottoms of the observation windows are installed at the two ends of the upper portion behind the roller sweeping brush cover body through hinges, and the upper ends of the observation windows are fixed on the roller sweeping brush cover body through lock catches.
Preferably, guiding mechanism's inside is equipped with the adjusting plate, the inside of adjusting plate is close to below position welding and has the bearing frame, the track board is installed to the bilateral symmetry of adjusting plate, the track board passes through the bolt and installs the surface at cover body both ends board, adjusting plate upper end central point puts the welding and has the adjustment swivel nut, adjustment swivel nut internal fixation has adjusting bolt, limiting plate and adjustment rocking handle articulated installation are passed together on adjusting bolt's top, the limiting plate welding is at the top of two track boards.
Compared with the prior art, the beneficial effects of the utility model are as follows: the utility model discloses the roller brush can effectually clear away harden, the adhesion is at the surperficial rubbish of road, then pick up the dustbin with rubbish suction through the suction nozzle in, to the big or thicker ground operating mode of dust volume, through the disturbance of roller brush, clean effect is also very obvious, can effectively promote the operating efficiency of sweeping machine, but also can adjust the ground pressure that the roller brush was swept through the slide rail and the screw rod mechanism of roller brush both ends bearing frame, adjusts the accuracy, convenient to use.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic bottom structure of the present invention;
FIG. 3 is a side cross-sectional view of the present invention;
fig. 4 is a side view of the present invention.
In the figure: 1. a suction nozzle cover body; 2. a caster wheel; 3. a straw interface; 4. a hydraulic motor; 5. a drive pulley; 6. a transmission belt; 7. an adjustment mechanism; 8. an observation window; 9. a suction nozzle rear rubber plate; 10. a roller-sweeping brush hood body; 11. a front guide rubber plate of the suction nozzle; 12. rubber plates are arranged on two sides of the suction nozzle; 13. two end plates of the cover body; 14. brushing the roller; 15. a rotating shaft; 16. a bearing seat; 17. an adjustment plate; 18. adjusting the threaded sleeve; 19. adjusting the rocking handle; 20. a limiting plate; 21. adjusting the bolt; 22. a track plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 4, the present invention provides a suction nozzle with a roller brush mechanism for a road sweeper, which comprises: a suction nozzle with a roller sweeping brush mechanism for a sweeping machine comprises a suction nozzle cover body 1, a hydraulic motor 4, an adjusting mechanism 7, a suction nozzle rear rubber plate 9, a roller sweeping brush cover body 10, a suction nozzle front guide rubber plate 11 and a roller sweeping brush 14, wherein the suction nozzle cover body 1 is welded on the outer surface of one side of the roller sweeping brush cover body 10, the bottom of the suction nozzle cover body 1 is provided with a suction nozzle front guide rubber plate 11 through bolts, the suction nozzle front guide rubber plate 11 is designed to have a certain inclination angle, one side of the suction nozzle front guide rubber plate 11 departing from the suction nozzle cover body 1 is positioned below the roller sweeping brush cover body 10, two ends of the suction nozzle front guide rubber plate 11 are symmetrically fixed with suction nozzle two-side rubber plates 12, the suction nozzle two-side rubber plates 12 are symmetrically arranged at the bottoms of two ends of the roller sweeping brush cover body 10 through bolts, the bottom of one side of the roller sweeping brush cover body 10 departing from the suction nozzle cover body 1 is provided with the suction nozzle rear rubber plate 9 through bolts, two ends of the suction nozzle rear rubber plate 9 are fixed on the suction nozzle two-side rubber plates 12 through bolts, two end plates 13 of the cover body are symmetrically arranged at the two ends of the roller sweeping brush cover body 10 and the suction nozzle cover body 1.
The suction nozzle front guide rubber plate 11 and the suction nozzle cover body 1, the roller sweeping brush cover body 10, the suction nozzle two-side rubber plate 12, the suction nozzle rear rubber plate 9 and the cover body two-end plate 13 are installed together through bolts to form a relatively closed space, the space is conveniently replaced after being installed and worn through the bolts, the relatively closed space can guarantee the maintenance of the negative pressure vacuum degree inside the suction nozzle, but in order to guarantee that garbage and dust smoothly enter the suction nozzle and have a certain air intake, the distance between the lower edge of the suction nozzle front guide rubber plate 11 and the ground is about 5-10 mm by adjusting the height of the trundle 2, the suction nozzle rear rubber plate 9, the suction nozzle two-side rubber plate 12 and the suction nozzle front guide rubber plate 11 is guaranteed, and the lower edge of the suction nozzle front guide rubber plate 11 which is obliquely arranged is 10-20 mm away from the ground.
Two trundles 2 are symmetrically arranged on one side of a suction nozzle cover body 1 in the advancing direction and one side of a roller sweeping brush cover body 10 close to a suction nozzle rear rubber plate 9 respectively, two round holes are symmetrically arranged on the upper surface of the suction nozzle cover body 1, suction pipe interfaces 3 are connected to the round holes, the suction pipe interfaces 3 are welded at two ends of the upper surface of the suction nozzle cover body 1, the suction pipe interfaces 3 are in the shape of horn mouths with the large lower part and the small upper part, so that the suction of garbage and dust is convenient, the suction pipe interfaces 3 are connected to the front upper part of the suction nozzle cover body 1 and can be designed to be one in the middle, two as shown in figure 1 or three, a high-pressure centrifugal fan of a road sweeper or a dust collector generates suction force to suck and pick up the garbage and the dust through a plurality of suction pipes, the transverse moving distance of the garbage can be reduced, the garbage can be conveniently sucked into the suction pipes and enter a garbage can also shunt the garbage can and the amount of the garbage and the dust in a single suction pipe can be avoided from being blocked by pipelines, also reduces the abrasion of the suction pipe caused by the garbage and ensures good cleaning effect.
Two observation windows 8 are symmetrically arranged on the outer surface of one side of the roller sweeping brush cover body 10, which is far away from the suction nozzle cover body 1, the bottoms of the observation windows 8 are arranged at the two ends of the rear upper part of the roller sweeping brush cover body 10 through hinges, the upper ends of the observation windows 8 are fixed on the roller sweeping brush cover body 10 through lock catches, a roller sweeping brush 14 is fixed inside the roller sweeping brush cover body 10, the roller sweeping brush 14 is arranged on a rotating shaft 15, in order to ensure the sweeping effect and the durability of the brush hair of the roller sweeping brush 14, the brush hair is nylon brush hair and steel wire brush hair or the nylon brush hair and the steel wire brush hair are mixed, the two ends of the rotating shaft 15 are arranged inside the roller sweeping brush cover body 10 through a bearing seat 16, the bearing seat 16 is welded on an adjusting plate 17 of an adjusting mechanism 7, a hydraulic motor 4 is arranged at one end of the upper surface of the suction nozzle cover body 1 through a movable base, and driving belt wheels 5 are arranged at the shaft ends of the hydraulic motor 4 and the bearing seat 16, the two driving belt wheels 5 are installed together through a driving belt 6 to realize coaxial rotation.
The roller sweeper comprises a roller sweeper body 10, two end plates 13 at two ends of the body are symmetrically provided with adjusting mechanisms 7, adjusting plates 17 are arranged inside the adjusting mechanisms 7, bearing seats 16 are welded in positions, close to the lower part, inside the adjusting plates 17, two sides of each adjusting plate 17 are symmetrically provided with track plates 22, the track plates 22 are mounted on the outer surfaces of the two end plates 13 of the body through bolts, adjusting threaded sleeves 18 are welded in the center positions of the upper ends of the adjusting plates 17, adjusting bolts 21 are fixed in the adjusting threaded sleeves 18, the top ends of the adjusting bolts 21 penetrate through limiting plates 20 to be hinged with adjusting rocking handles 19, the limiting plates 20 are welded at the tops of the two track plates 22, limiting grooves are formed in the limiting plates 20, the adjusting rocking handles 19 can be fixed in the limiting grooves, so that the adjusting bolts 21 are fixed to prevent the adjusting plates 17 from moving up and down, and the roller sweeper 14 can effectively remove garbage hardened and adhered to the surface of a road, then the garbage is sucked and picked up into the garbage can through the suction nozzle, the cleaning effect is very obvious through the disturbance of the roller sweeper 14 under the ground working condition with large dust amount or thicker dust amount, the working efficiency of the sweeper truck can be effectively improved, the grounding pressure of the roller sweeper 14 can be adjusted through the slide rail and the screw rod mechanism of the bearing seat 16 at the two ends of the roller sweeper 14, the adjustment is accurate, the use is convenient,
the working principle is as follows: during operation, hydraulic motor 4 is through driving pulley 5, belt 6 drive roller sweeper 14 clockwise rotation, the subaerial rubbish is swept in the disturbance, the dust is shed to the vehicle advancing direction, along the slope of leading direction offset plate 11 in the suction nozzle, more convenient entering into the vacuum area in the suction nozzle cover body 1 of sweeping machine or dirty-suction vehicle, 3 departments of suction pipe through the suction nozzle cover body 1 produce the negative pressure flow field, inhale in the dustbin of sweeping machine or dirty-suction vehicle rubbish and dust etc. simultaneously, the operating speed according to the vehicle removal is different, can adjust the rotational speed of roller sweeper 14 in order to satisfy the demand of actually cleaning the effect.
After the bristles of the roller sweeper 14 are worn, the adjusting bolt 21 is adjusted by simultaneously shaking the adjusting rocking handle 19 on the adjusting mechanism 7, the adjusting screw sleeve 18 is driven to enable the adjusting plate 17 to drive the bearing seat 16 installed on the adjusting plate, the adjusting rocking handle can slide up and down along the track plate 22, the upper position and the lower position of the roller sweeper 14 relative to the roller sweeper cover body 10 can be adjusted, the roller sweeper assembly is enabled to move up and down, the bristles of the roller sweeper 14 are enabled to be always in contact with the road surface, the cleaning effect is guaranteed, the limiting plate 20 is provided with a limiting groove, when the adjusting rocking handle 19 can be clamped in the groove, the effect of positioning the adjusting bolt 21 is achieved, and the adjusting plate 17 is prevented from moving up and down.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a sweeping machine is with suction nozzle that has roller brush mechanism, includes suction nozzle cover body (1), hydraulic motor (4), guiding rubber plate (11) and roller brush (14) before the suction nozzle back offset plate (9), the roller brush cover body (10), the suction nozzle, its characterized in that: the suction nozzle cover body (1) is welded on the outer surface of one side of the roller sweeping brush cover body (10), the bottom of the suction nozzle cover body (1) is provided with a front guide rubber plate (11) of the suction nozzle through a bolt, the front guide rubber plate (11) of the suction nozzle is designed with a certain inclination angle, one side of the front guide rubber plate (11) of the suction nozzle, which deviates from the suction nozzle cover body (1), is positioned below the roller sweeping brush cover body (10), two ends of the front guide rubber plate (11) of the suction nozzle are symmetrically fixed with rubber plates (12) at two sides of the suction nozzle, rubber plates (12) at two sides of the suction nozzle are symmetrically arranged at the bottoms of two ends of the roller sweeping brush cover body (10) through bolts, the bottom of one side of the roller sweeping brush cover body (10) departing from the suction nozzle cover body (1) is provided with a suction nozzle rear rubber plate (9) through a bolt, two ends of the suction nozzle back rubber plate (9) are fixed on the rubber plates (12) at two sides of the suction nozzle through bolts, two end plates (13) of the cover body are symmetrically arranged at the two ends of the roller sweeping brush cover body (10) and the suction nozzle cover body (1);
the inside of the roller brush cover body (10) is fixed with roller brush (14), install on axis of rotation (15) roller brush (14), the inside at the roller brush cover body (10) is installed through bearing frame (16) at the both ends of axis of rotation (15), bearing frame (16) welding is on adjusting plate (17) of adjustment mechanism (7), hydraulic motor (4) are through the one end of movable base mounting at the suction nozzle cover body (1) upper surface, driving pulley (5) are all installed to the axle head on hydraulic motor (4) and the axle head of bearing frame (16), install through drive belt (6) between two driving pulley (5) and realize coaxial rotation together, adjustment mechanism (7) are installed to the symmetry on the cover body both ends board (13) at roller brush cover body (10) both ends.
2. The suction nozzle with a roller sweeping mechanism for the sweeper truck according to claim 1, wherein: the front guide rubber plate (11) of the suction nozzle, the suction nozzle cover body (1), the roller sweeping brush cover body (10), rubber plates (12) on two sides of the suction nozzle, the rear rubber plate (9) of the suction nozzle and two end plates (13) of the cover body are arranged together through bolts to form a relatively closed space.
3. The suction nozzle with a roller sweeping mechanism for the sweeper truck according to claim 1, wherein: two trundles (2) are respectively and symmetrically arranged on one side of the suction nozzle cover body (1) in the advancing direction and one side of the roller sweeping brush cover body (10) close to the suction nozzle rear rubber plate (9).
4. The suction nozzle with a roller sweeping mechanism for the sweeper truck according to claim 1, wherein: the upper surface symmetry of the suction nozzle cover body (1) is equipped with two round holes, is connected with straw interface (3) on the round hole, the both ends department of the upper surface of the suction nozzle cover body (1) are welded in straw interface (3), straw interface (3) are big-end-up's horn mouth shape down.
5. The suction nozzle with a roller sweeping mechanism for the sweeper truck according to claim 1, wherein: two observation windows (8) are symmetrically installed on the outer surface of one side of the roller sweeping brush cover body (10) deviating from the suction nozzle cover body (1), the two ends of the upper portion of the bottom of each observation window (8) are installed at the rear of the roller sweeping brush cover body (10) through hinges, and the upper ends of the observation windows (8) are fixed on the roller sweeping brush cover body (10) through lock catches.
6. The suction nozzle with a roller sweeping mechanism for the sweeper truck according to claim 1, wherein: the inside of adjustment mechanism (7) is equipped with adjusting plate (17), the inside of adjusting plate (17) is close to the welding of below position and has bearing frame (16), track board (22) are installed to the bilateral symmetry of adjusting plate (17), the surface at cover body both ends board (13) is installed through the bolt in track board (22), adjusting plate (17) upper end central point puts the welding and has adjustment swivel nut (18), adjustment swivel nut (18) internal fixation has adjusting bolt (21), limiting plate (20) and adjustment rocking handle (19) articulated the installing together are passed on the top of adjusting bolt (21), limiting plate (20) welding is at the top of two track boards (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120068150.1U CN214832258U (en) | 2021-01-12 | 2021-01-12 | A suction nozzle with a roller sweeping mechanism for a road sweeper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120068150.1U CN214832258U (en) | 2021-01-12 | 2021-01-12 | A suction nozzle with a roller sweeping mechanism for a road sweeper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214832258U true CN214832258U (en) | 2021-11-23 |
Family
ID=78875693
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120068150.1U Expired - Fee Related CN214832258U (en) | 2021-01-12 | 2021-01-12 | A suction nozzle with a roller sweeping mechanism for a road sweeper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214832258U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116556247A (en) * | 2023-04-21 | 2023-08-08 | 徐州徐工环境技术有限公司 | A high-speed road sweeper |
-
2021
- 2021-01-12 CN CN202120068150.1U patent/CN214832258U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116556247A (en) * | 2023-04-21 | 2023-08-08 | 徐州徐工环境技术有限公司 | A high-speed road sweeper |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211123 |