CN115075172A - Unmanned water adding system of sweeper - Google Patents

Unmanned water adding system of sweeper Download PDF

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Publication number
CN115075172A
CN115075172A CN202210710199.1A CN202210710199A CN115075172A CN 115075172 A CN115075172 A CN 115075172A CN 202210710199 A CN202210710199 A CN 202210710199A CN 115075172 A CN115075172 A CN 115075172A
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China
Prior art keywords
water
ground
pipe
close
sweeper
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CN202210710199.1A
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Chinese (zh)
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CN115075172B (en
Inventor
姚伟
张昱
郭义
舒培超
杨小鸣
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Dongfeng Yuexiang Technology Co Ltd
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Dongfeng Yuexiang Technology Co Ltd
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    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01HSTREET CLEANING; CLEANING OF PERMANENT WAYS; CLEANING BEACHES; DISPERSING OR PREVENTING FOG IN GENERAL CLEANING STREET OR RAILWAY FURNITURE OR TUNNEL WALLS
    • E01H1/00Removing undesirable matter from roads or like surfaces, with or without moistening of the surface
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L37/00Couplings of the quick-acting type
    • F16L37/004Couplings of the quick-acting type using magnets
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L37/00Couplings of the quick-acting type
    • F16L37/50Couplings of the quick-acting type adjustable; allowing movement of the parts joined
    • F16L37/505Couplings of the quick-acting type adjustable; allowing movement of the parts joined allowing substantial longitudinal adjustment or movement

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Pipeline Systems (AREA)
  • Special Spraying Apparatus (AREA)

Abstract

The invention provides an unmanned water adding system of a sweeper, which comprises the sweeper and a beam horizontally arranged on the ground at intervals, wherein a water tank is arranged on the sweeper; the top of the water tank is fixedly provided with a water inlet pipe vertically positioned on the ground, one end of the water inlet pipe close to the ground is selectively communicated with the water tank, and the end surface of the water inlet pipe far away from the ground is fixedly provided with an annular electromagnet; a plurality of telescopic water pipes vertically positioned on the ground are arranged on the cross beam at intervals along the axial extension direction of the cross beam; one end of the telescopic water pipe, which is far away from the ground, is selectively communicated with a water source, and one end of the telescopic water pipe, which is close to the ground, is fixedly provided with an annular armature iron positioned above the water inlet pipe; and magnetic attraction is applied to the annular armature through the annular electromagnet, so that the telescopic water pipe is communicated with the water inlet pipe.

Description

Unmanned water adding system of sweeper
Technical Field
The invention relates to the technical field of automatic water adding of a sweeper, in particular to an unmanned water adding system of the sweeper.
Background
The sweeper is novel efficient sweeping equipment integrating road surface sweeping, garbage recycling and transporting; the device is a vehicle-shaped device suitable for all-dimensional cleaning work of the road surfaces of factories, highways, parks, squares and the like; the novel vehicle type can complete the work of cleaning the ground, cleaning the roadside of the road, cleaning the road curb, sprinkling water to the ground after cleaning and the like at one time, and is suitable for cleaning operation of various climates and different dry road surfaces, so that the sweeper is provided with the water tank, and water needs to be added when the water in the water tank is used up.
When a water tank on a sweeper in the prior art is filled with water, a water filling hole of the water tank is manually opened, a water gun is aligned to the water filling hole to fill the water, the water filling hole of the water tank is required to be sealed after the water tank is filled with the water, overflow in the water tank is prevented, manual water filling mode occupies manual working hours, and particularly, in order to ensure the effect of suppressing dust raising during sweeping, frequent water filling is required, only manual water filling operation can be carried out, and the sweeper has the human phenomena of vehicle and the like, so that the working efficiency is limited, and the operating cost is higher; therefore, an unmanned watering system of the sweeper is needed.
Disclosure of Invention
In view of this, the invention provides an unmanned water adding system for a sweeper, which solves the problem that when the sweeper in the prior art adds water to a water tank of the sweeper, a water adding hole of the water tank needs to be manually opened, and a water gun is aligned with the water adding hole to add water.
The technical scheme of the invention is realized as follows: the invention provides an unmanned water adding system of a sweeper, which comprises the sweeper and a beam horizontally arranged on the ground at intervals, wherein a water tank is arranged on the sweeper; the top of the water tank is fixedly provided with a water inlet pipe vertically positioned on the ground, one end of the water inlet pipe close to the ground is selectively communicated with the water tank, and the end surface of the water inlet pipe far away from the ground is fixedly provided with an annular electromagnet; a plurality of telescopic water pipes vertically positioned on the ground are arranged on the cross beam at intervals along the axial extension direction of the cross beam; one end of the telescopic water pipe, which is far away from the ground, is selectively communicated with a water source, and one end of the telescopic water pipe, which is close to the ground, is fixedly provided with an annular armature iron positioned above the water inlet pipe; and magnetic attraction is applied to the annular armature through the annular electromagnet, so that the telescopic water pipe is communicated with the water inlet pipe.
On the basis of the technical scheme, preferably, one end of the telescopic water pipe close to the ground is fixedly provided with a water outlet pipe, the annular armature is fixedly sleeved on one end of the water outlet pipe close to the ground, and one end of the water outlet pipe close to the ground is selectively communicated with one end of the water inlet pipe far away from the ground.
On the basis of the technical scheme, preferably, the inner diameter of the water inlet pipe is matched with the outer diameter of the water outlet pipe, and one end, close to the ground, of the water outlet pipe is selectively embedded into the water inlet pipe.
On the basis of the technical scheme, preferably, the water inlet pipe is arranged in the water tank at one end close to the ground, a water retaining part is arranged in the water tank, and the water retaining part is abutted with a port of the water inlet pipe close to the ground; one end of the water outlet pipe close to the ground selectively moves along the axial extension direction to abut against the water retaining part, and the water retaining part is separated from the water inlet pipe.
On the basis of the technical scheme, preferably, the water outlet pipe is annularly provided with a plurality of abutting columns around the center line thereof at intervals; the axial extension direction of each butting column is parallel to the axial extension direction of the water outlet pipe and is fixedly connected with the end face, close to the ground, of the water outlet pipe; one end of the abutting column close to the ground is selectively abutted with the water retaining part.
On the basis of above technical scheme, it is preferred, the inlet tube is provided with a plurality of extension springs around its centre line ring shape interval, and each extension spring all is located inside the water tank, and the axial extending direction of extension spring is parallel with the axial extending direction of inlet tube, the both ends of extension spring respectively with the pipe shaft and the manger plate portion fixed connection of inlet tube.
On the basis of the technical scheme, preferably, the pipe body of outlet pipe is overlapped and is equipped with the reducing pipe, and the pipe body fixed connection of ground one end is kept away from to the reducing end of reducing pipe and outlet pipe, and the major diameter end of reducing pipe is towards ground, and annular armature and the one end that the outlet pipe is close to ground all are located the reducing pipe.
On the basis of the technical scheme, preferably, the reducing pipe comprises a connecting pipe and a plurality of pipe pieces; the connecting pipe is fixedly sleeved on the water outlet pipe, the pipe pieces are arranged at intervals in a ring shape around the center line of the water outlet pipe, and one end of each pipe piece, which is far away from the ground, is fixedly connected with one end of the connecting pipe, which is close to the ground; one end of the pipe piece far away from the ground selectively moves towards the direction far away from the central line of the water outlet pipe.
On the basis of the above technical scheme, preferably, two ends of the cross beam are respectively provided with a supporting device, the supporting devices are fixedly installed on the ground, and one end of each supporting device, which is far away from the ground, is fixedly connected with the cross beam.
On the basis of the technical scheme, preferably, a plurality of parking spaces are arranged on the ground below the cross beam, and each parking space is located between the two supporting devices and is respectively arranged in one-to-one correspondence with each telescopic water pipe.
The invention has the following positive effects:
the annular electromagnet generates magnetic attraction force on the annular armature, so that one end of the telescopic water pipe, which is close to the ground, is driven to move downwards to be communicated with the water inlet pipe; an electromagnetic valve can be arranged at one end of the telescopic water pipe far away from the ground, two ends of the electromagnetic valve are respectively communicated with the telescopic water pipe and a water source, and the telescopic water pipe is controlled to be communicated with the water source through the electromagnetic valve; when flexible water pipe and inlet tube intercommunication, the inside intercommunication of inlet tube and water tank, flexible water pipe and water source intercommunication can realize adding water to the automation of water tank.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an unmanned watering system of a sweeper of the present invention;
FIG. 2 is a schematic view of an embodiment 1 of the unmanned watering system of a sweeper truck according to the present invention;
fig. 3 is a schematic view showing the installation of the ring armature in embodiment 1 of the present invention;
FIG. 4 is a schematic view of an unmanned watering system embodiment 2 of a sweeper truck of the present invention;
fig. 5 is an installation schematic view of a water retaining part in embodiment 2 of the present invention;
fig. 6 is a schematic view of the installation of the abutment post in embodiment 2 of the present invention;
FIG. 7 is a schematic view of an unmanned watering system embodiment 3 of a sweeper of the present invention;
fig. 8 is a schematic view showing the installation of a reducing pipe in embodiment 3 of the present invention;
fig. 9 is a schematic diagram of an unmanned watering system embodiment 4 of a sweeper truck.
In the figure: 1. sweeper, 2, crossbeam, 3, water tank, 4, inlet tube, 5, annular electro-magnet, 6, flexible water pipe, 7, annular armature, 8, outlet pipe, 9, manger plate portion, 10, butt post, 11, extension spring, 12, reducing pipe, 13, connecting pipe, 14, section of jurisdiction, 15, strutting arrangement, 16, parking stall.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
As shown in fig. 1-3, the unmanned watering system of a sweeper comprises a sweeper 1 and a beam 2 horizontally arranged on the ground at intervals, wherein a water tank 3 is arranged on the sweeper 1; the method is characterized in that: a water inlet pipe 4 vertically positioned on the ground is fixedly arranged at the top of the water tank 3, one end of the water inlet pipe 4 close to the ground is selectively communicated with the water tank 3, and an annular electromagnet 5 is fixedly arranged on the end surface of the water inlet pipe 4 far away from the ground; a plurality of telescopic water pipes 6 vertically positioned on the ground are arranged on the cross beam 2 at intervals along the axial extension direction of the cross beam; one end of the telescopic water pipe 6 far away from the ground is selectively communicated with a water source, and one end of the telescopic water pipe 6 close to the ground is fixedly provided with an annular armature 7 positioned above the water inlet pipe 4; and magnetic attraction is applied to the annular armature 7 through the annular electromagnet 5, so that the telescopic water pipe 6 is communicated with the water inlet pipe 4.
The sweeper 1 can be moved below the cross beam 2 by manual driving or automatic driving, so that one end of the water inlet pipe 4, which is far away from the ground, is positioned below one end of the telescopic water pipe 6, which is close to the ground; the annular electromagnet 5 can adopt the prior art, when water needs to be added, the annular electromagnet 5 generates magnetic attraction on the annular armature 7, so that one end of the telescopic water pipe 6 close to the ground is driven to move downwards to be communicated with the water inlet pipe 4; an electromagnetic valve can be arranged at one end of the telescopic water pipe 6 far away from the ground, two ends of the electromagnetic valve are respectively communicated with the telescopic water pipe 6 and a water source, and the telescopic water pipe 6 is controlled to be communicated with the water source through the electromagnetic valve; when the telescopic water pipe 6 is communicated with the water inlet pipe 4, the water inlet pipe 4 is communicated with the interior of the water tank 2, and the telescopic water pipe 6 is communicated with a water source, so that automatic water adding of the water tank 2 can be realized; the telescopic water pipe 6 is an elastic telescopic pipe, and when the annular electromagnet 5 is detached to apply magnetic attraction to the annular armature 7, the telescopic water pipe 6 is automatically disconnected from the water inlet pipe 4 under the elastic action of the telescopic water pipe 6.
Example 1:
as shown in fig. 2 and fig. 3, a water outlet pipe 8 is fixedly arranged at one end of the telescopic water pipe 6 close to the ground, the annular armature 7 is fixedly sleeved at one end of the water outlet pipe 8 close to the ground, and one end of the water outlet pipe 8 close to the ground is selectively communicated with one end of the water inlet pipe 4 far from the ground.
Preferably, the inner diameter of the water inlet pipe 4 is matched with the outer diameter of the water outlet pipe 8, and one end of the water outlet pipe 8 close to the ground is selectively embedded into the water inlet pipe 4. The water tank 3 is added with water by inserting the water outlet pipe 8 into the water inlet pipe 4.
Example 2:
as shown in fig. 4 in combination with fig. 5 and 6, embodiment 2 is substantially the same as embodiment 1, and is not repeated here, except that: the water inlet pipe 4 is arranged in the water tank 3 at one end close to the ground, the water retaining part 9 is arranged in the water tank 3, and the water retaining part 9 is abutted with the port of the water inlet pipe 4 close to the ground; one end of the water outlet pipe 8 close to the ground selectively moves along the axial extension direction to abut against the water retaining part 9, and the water retaining part 9 is separated from the water inlet pipe 4. The connecting part of the water retaining part 9 and the water inlet pipe 4 can be made of rubber, and when the water retaining part 9 is contacted with the port of the water inlet pipe 4 close to the ground, the port of the water inlet pipe 4 close to the ground can be sealed; when the water outlet pipe 8 extends into the water inlet pipe 4 and the water retaining part 9 is separated from the water inlet pipe 4, the water outlet pipe 8 is communicated with the inside of the water tank 3.
Preferably, the water outlet pipe 8 is provided with a plurality of abutting columns 10 at intervals around the central line thereof; the axial extension direction of each abutting column 10 is parallel to the axial extension direction of the water outlet pipe 8 and is fixedly connected with the end face, close to the ground, of the water outlet pipe 8; one end of the abutting column 10 close to the ground is selectively abutted with the water blocking part 9. When each abutting column 10 abuts against the water retaining part 9 and the water retaining part 9 is separated from the water inlet pipe 4, water in the water outlet pipe 8 can flow into the water tank 3 through the space between two adjacent abutting columns 10.
Preferably, the water inlet pipe 4 is provided with a plurality of tension springs 11 at intervals around the central line of the water inlet pipe, each tension spring 11 is located inside the water tank 3, the axial extending direction of each tension spring 11 is parallel to the axial extending direction of the water inlet pipe 4, and two ends of each tension spring 11 are respectively fixedly connected with the pipe body of the water inlet pipe 4 and the water blocking part 9. When the water outlet pipe 8 moves upwards to the abutting column 10 and is separated from the water retaining part 9, the water retaining part 9 can automatically return to the port close to the ground of the water inlet pipe 4 for sealing and abutting under the action of each tension spring 11;
example 3:
as shown in fig. 7 and fig. 8, the embodiment 3 is substantially the same as the embodiment 1, and is not repeated here, except that: the cover is equipped with reducing pipe 12 on the body of outlet pipe 8, and the body fixed connection of ground one end is kept away from with outlet pipe 8 to the minor diameter end of reducing pipe 12, and the major diameter end of reducing pipe 12 is towards ground, and annular armature 7 and the one end that outlet pipe 8 is close ground all are located reducing pipe 12. When the water outlet pipe 8 is inserted into the water inlet pipe 4, the alignment difficulty of the water outlet pipe 8 and the water inlet pipe 4 can be reduced under the action of the reducing pipe 12.
The reducing pipe 12 comprises a connecting pipe 13 and a plurality of pipe pieces 14; the connecting pipe 13 is fixedly sleeved on the water outlet pipe 8, the pipe pieces 14 are arranged at intervals around the center line of the water outlet pipe 8, and one end of each pipe piece 14 far away from the ground is fixedly connected with one end of the connecting pipe 13 close to the ground; the end of the tube 14 remote from the ground is selectively moved in a direction away from the centre line of the outlet pipe 8. The end of the duct piece close to the ground is the large-diameter end of the reducing pipe 12, and the end of the connecting pipe 13 far away from the ground is the small-diameter end of the reducing pipe 12; duct piece 14 is the lamella shape, can adopt the preparation of elastic deformation material, when outlet pipe 8 inserts in the inlet tube 4, duct piece 14 is close the one end on ground and the top butt of water tank 3, continue decurrent in-process at outlet pipe 8, duct piece 14 is close the one end on ground and is received the extrusion of water tank 3 top, make duct piece 14 be close the one end on ground and keep away from outlet pipe 8's central line gradually, make outlet pipe 8 be close the one end on ground and can be located the outside of reducing pipe 12, thereby can stretch through inlet tube 4 and stretch into in the water tank 3.
Example 4:
as shown in fig. 9, embodiment 4 is substantially the same as embodiment 1, and will not be described herein again, except that: two ends of the cross beam 2 are respectively provided with a supporting device 15, the supporting devices 15 are fixedly installed on the ground, and one end, far away from the ground, of each supporting device 15 is fixedly connected with the cross beam 2. The supporting device 15 mainly plays a role of supporting the beam 2, and the supporting device 15 can adopt a lifting device, so that the distance between the beam 2 and the ground can be adjusted through the lifting device.
A plurality of parking spaces 16 are arranged on the ground below the beam 2, and each parking space 16 is positioned between the two support devices 15 and is respectively arranged in one-to-one correspondence with each telescopic water pipe 6. When the sweeper truck 1 moves to the parking space 16, the water inlet pipe 4 is positioned below the corresponding telescopic water pipe 6.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims (10)

1. An unmanned water adding system of a sweeper comprises the sweeper (1) and cross beams (2) horizontally arranged on the ground at intervals, wherein a water tank (3) is arranged on the sweeper (1); the method is characterized in that: a water inlet pipe (4) vertically positioned on the ground is fixedly arranged at the top of the water tank (3), one end of the water inlet pipe (4) close to the ground is selectively communicated with the water tank (3), and an annular electromagnet (5) is fixedly arranged on the end face of the water inlet pipe (4) far away from the ground; a plurality of telescopic water pipes (6) vertically positioned on the ground are arranged on the cross beam (2) at intervals along the axial extension direction of the cross beam; one end of the telescopic water pipe (6) far away from the ground is selectively communicated with a water source, and one end of the telescopic water pipe (6) close to the ground is fixedly provided with an annular armature iron (7) positioned above the water inlet pipe (4); magnetic attraction is applied to the annular armature (7) through the annular electromagnet (5), so that the telescopic water pipe (6) is communicated with the water inlet pipe (4).
2. The unmanned watering system for a sweeper of claim 1, wherein: the one end that flexible water pipe (6) are close ground is fixed and is provided with outlet pipe (8), ring armature (7) are fixed to be located outlet pipe (8) and are close on one end on ground, and outlet pipe (8) are close the one end selectivity on ground and inlet tube (4) keep away from the one end intercommunication on ground.
3. The unmanned watering system for a sweeper of claim 2, wherein: the internal diameter of inlet tube (4) with the external diameter looks adaptation of outlet pipe (8), outlet pipe (8) are close inside inlet tube (4) of the one end selectivity embedding on ground.
4. The unmanned watering system for a sweeper of claim 3, wherein: the water inlet pipe (4) is arranged in the water tank (3) at one end close to the ground, a water retaining part (9) is arranged in the water tank (3), and the water retaining part (9) is abutted to the port, close to the ground, of the water inlet pipe (4); one end of the water outlet pipe (8) close to the ground selectively moves along the axial extension direction to abut against the water retaining part (9) and separate the water retaining part (9) from the water inlet pipe (4).
5. The unmanned watering system for motor sweeper of claim 4, wherein: the water outlet pipe (8) is annularly provided with a plurality of abutting columns (10) at intervals around the center thereof; the axial extension direction of each abutting column (10) is parallel to the axial extension direction of the water outlet pipe (8), and is fixedly connected with the end face, close to the ground, of the water outlet pipe (8); one end of the abutting column (10) close to the ground is selectively abutted with the water blocking part (9).
6. The unmanned watering system for motor sweeper of claim 4, wherein: the inlet tube (4) is provided with a plurality of extension springs (11) around its central line annular interval, and each extension spring (11) all are located inside water tank (3), and the axial extending direction of extension spring (11) is parallel with the axial extending direction of inlet tube (4), the both ends of extension spring (11) respectively with the shaft and the manger plate portion (9) fixed connection of inlet tube (4).
7. The unmanned watering system for a sweeper of claim 2, wherein: the cover is equipped with reducing pipe (12) on the body of outlet pipe (8), and the body fixed connection of ground one end is kept away from with outlet pipe (8) to the path end of reducing pipe (12), and the major diameter end of reducing pipe (12) is towards ground, and annular armature (7) and outlet pipe (8) are close the one end on ground and all are located reducing pipe (12).
8. The unmanned watering system for motor sweeper of claim 6, wherein:
the reducing pipe (12) comprises a connecting pipe (13) and a plurality of pipe pieces (14); the connecting pipe (13) is fixedly sleeved on the water outlet pipe (8), the pipe pieces (14) are arranged at intervals around the central line of the water outlet pipe (8), and one end of each pipe piece (14) far away from the ground is fixedly connected with one end of the connecting pipe (13) close to the ground; one end of the pipe piece (14) far away from the ground is selectively moved towards the direction far away from the central line of the water outlet pipe (8).
9. The unmanned watering system for a sweeper of claim 1, wherein: two ends of the cross beam (2) are respectively provided with a supporting device (15), the supporting devices (15) are fixedly installed on the ground, and one end, far away from the ground, of each supporting device (15) is fixedly connected with the cross beam (2).
10. The unmanned watering system for a sweeper of claim 9, wherein: a plurality of parking spaces (16) are formed in the ground below the cross beam (2), each parking space (16) is located between the two supporting devices (15), and the parking spaces are respectively arranged in one-to-one correspondence with the telescopic water pipes (6).
CN202210710199.1A 2022-06-22 2022-06-22 Unmanned water adding system of sweeper Active CN115075172B (en)

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CN115075172B CN115075172B (en) 2024-06-21

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Cited By (1)

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Publication number Priority date Publication date Assignee Title
CN117822714A (en) * 2024-01-08 2024-04-05 江阴市新远见工程有限公司 Rainwater collection and utilization system for municipal construction

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JP3015891U (en) * 1995-03-16 1995-09-12 東興産業株式会社 Cleaning device
JP3072185U (en) * 2000-03-31 2000-10-06 株式会社 辻さく Sprinkling pipe block for snow removal
US20070124892A1 (en) * 2005-10-25 2007-06-07 Adair Jim E Pavement/surface sweeper having a simplified hydraulic system
US20100066082A1 (en) * 2009-10-16 2010-03-18 Geoffrey Johannes Sylvain Aubert Connector system for exhaust extraction system
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CN214832288U (en) * 2020-09-18 2021-11-23 北京智行者科技有限公司 Automatic water adding device for sweeper
CN112942210A (en) * 2021-04-19 2021-06-11 镇江港务集团有限公司 Spraying structure for sweeper
CN113944131A (en) * 2021-10-08 2022-01-18 徐州徐工环境技术有限公司 Automatic water adding system of road sweeper, road sweeper and water adding method

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117822714A (en) * 2024-01-08 2024-04-05 江阴市新远见工程有限公司 Rainwater collection and utilization system for municipal construction

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