CN111648288A - Cleaning vehicle dust absorption pipe anti-blocking device based on pressure detection and control system - Google Patents
Cleaning vehicle dust absorption pipe anti-blocking device based on pressure detection and control system Download PDFInfo
- Publication number
- CN111648288A CN111648288A CN202010370720.2A CN202010370720A CN111648288A CN 111648288 A CN111648288 A CN 111648288A CN 202010370720 A CN202010370720 A CN 202010370720A CN 111648288 A CN111648288 A CN 111648288A
- Authority
- CN
- China
- Prior art keywords
- water
- cleaning vehicle
- dust suction
- nozzle
- suction pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01H—STREET CLEANING; CLEANING OF PERMANENT WAYS; CLEANING BEACHES; DISPERSING OR PREVENTING FOG IN GENERAL CLEANING STREET OR RAILWAY FURNITURE OR TUNNEL WALLS
- E01H1/00—Removing undesirable matter from roads or like surfaces, with or without moistening of the surface
- E01H1/08—Pneumatically dislodging or taking-up undesirable matter or small objects; Drying by heat only or by streams of gas; Cleaning by projecting abrasive particles
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01H—STREET CLEANING; CLEANING OF PERMANENT WAYS; CLEANING BEACHES; DISPERSING OR PREVENTING FOG IN GENERAL CLEANING STREET OR RAILWAY FURNITURE OR TUNNEL WALLS
- E01H1/00—Removing undesirable matter from roads or like surfaces, with or without moistening of the surface
- E01H1/08—Pneumatically dislodging or taking-up undesirable matter or small objects; Drying by heat only or by streams of gas; Cleaning by projecting abrasive particles
- E01H1/0827—Dislodging by suction; Mechanical dislodging-cleaning apparatus with independent or dependent exhaust, e.g. dislodging-sweeping machines with independent suction nozzles ; Mechanical loosening devices working under vacuum
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/02—Stopping, starting, unloading or idling control
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/02—Stopping, starting, unloading or idling control
- F04B49/022—Stopping, starting, unloading or idling control by means of pressure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/20—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00 by changing the driving speed
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L11/00—Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by means not provided for in group G01L7/00 or G01L9/00
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Fluid Mechanics (AREA)
- Cleaning In General (AREA)
Abstract
The invention discloses a cleaning vehicle dust suction pipe anti-blocking device based on pressure detection and a control system, wherein the anti-blocking device comprises a nozzle, a waterway, a water pump and a water tank; the nozzle is arranged on a dust suction pipe and/or a sucker in the cleaning vehicle; the nozzle is connected with a water pump with controllable flow through a water path; the water pump pumps water in the water tank into the water path and sends the water to the nozzle, and the dust suction pipe and/or the sucker are/is sprayed with water through the nozzle. The invention can solve the problem that the dust absorption pipe and the sucker are easy to block, can quickly and efficiently clear the block, prevent the dust absorption pipe from blocking, improve the operation efficiency of the sweeper, and can save water, thereby improving the endurance time of the water tank.
Description
Technical Field
The invention belongs to the field of mechanical equipment for road cleaning, and particularly relates to a cleaning vehicle dust suction pipe anti-blocking device and a control system based on pressure detection.
Background
In the rapid era of urban construction, the maintenance of various cities is developed towards mechanization, particularly in the aspects of road maintenance and cleaning, so that the garbage sweeper is produced in the large environment. The garbage sweeper is one of road maintenance machines which are earlier in development and more in market utilization in China.
The dust suction device and the dust suction pneumatic conveying system are working devices and key systems for sucking and picking up garbage in the operation process of the sweeper, the dust suction device comprises a sucker, a sucker lifting railing, a dust suction pipeline, an oil cylinder and other structures, and the whole suction conveying system comprises a dust suction structure, a sectional type dust suction pipe, a box body, a fan, a control system and the like. The structure in the box body consists of a dust absorption pipeline, a filter screen and an air suction opening. When the garbage cleaning operation is carried out, the sucking disc is put down, the fan is started to establish a certain negative pressure for the box body, the dust collecting device is used for sucking and picking up garbage collected to the middle of the sweeping brush, and the garbage is conveyed into the garbage box body through air force, so that the cleaning operation is realized. And in the cleaning process, in order to avoid secondary pollution caused by raised dust to the environment, the sweeping disc is sprayed during operation, so that the silt on the ground has certain humidity, and the dust is easily blocked by the silt, so that the problem is solved and no effective solution is available. In the current industrial situation, aiming at the phenomenon of blockage of a dust collection pipe, a method of stopping operation, lifting a box body and manually removing blocked silt is adopted. This method is inefficient and not very safe. Under the big operating mode of ground silt volume, stifled pipe is very frequent, and this manual handling mode has been unable to solve this problem, causes unable normal work.
Disclosure of Invention
The purpose of the invention is as follows:
in order to overcome the defects and shortcomings of the background technology, the invention provides the cleaning vehicle dust collection pipe anti-blocking device and the control system based on pressure detection, which can meet the cleaning operation effect, prevent the dust collection pipe from being blocked, and save water, thereby improving the endurance time of a water tank.
The technical scheme for realizing the purpose of the invention is as follows:
a cleaning vehicle dust absorption pipe anti-blocking device based on pressure detection comprises a nozzle, a waterway, a water pump and a water tank;
the nozzle is arranged on a dust suction pipe and/or a sucker in the cleaning vehicle;
the nozzle is connected with a water pump with controllable flow through a water path; the water pump pumps water in the water tank into the water path and sends the water to the nozzle, and the dust suction pipe and/or the sucker are/is sprayed with water through the nozzle.
Further, a sensor for measuring air volume and/or air pressure is arranged in the dust suction pipe.
Further, a sensor for detecting air quantity and/or air pressure is arranged at an air outlet of the fan of the cleaning vehicle.
And furthermore, the opening and closing of the water pump are controlled according to the detection signal variation of the sensor.
Further, the rotation speed of the water pump is controlled according to the detection signal variation of the sensor.
Further, the water pump is manually controlled or automatically controlled.
A cleaning vehicle dust collection pipe anti-blocking control system based on pressure detection comprises a nozzle, a waterway, a water pump, a water tank, a sensor and a controller;
the nozzle is arranged on a dust suction pipe and/or a sucker in the cleaning vehicle and is connected with the water pump through a water path;
the sensor is arranged in the dust collection pipe and used for collecting the wind pressure and/or wind volume data in the dust collection pipe and sending the collected data to the controller;
the water pump pumps water in the water tank into the water path under the control of the controller, the water is sent to the nozzle, and the dust suction pipe and/or the sucker are/is sprayed with water through the nozzle.
Further, the sensor is also arranged at the air outlet of the fan of the cleaning vehicle.
Further, the controller controls the water pump to be started or closed and the working rotating speed according to a preset program.
The invention achieves the following beneficial effects:
the invention provides a cleaning vehicle dust suction pipe anti-blocking device and a control system based on pressure detection, which realize automatic detection and automatic control when a cleaning vehicle is in a large mud and sand amount on a working road surface and the dust suction pipe is easily blocked by mud, quickly wash a sucker and a position where the dust suction pipe is easily blocked by water, quickly clear the blockage by means of wind speed, solve the problem that the dust suction pipe and the sucker are easily blocked, quickly and efficiently clear the blockage, prevent the blockage of the dust suction pipe, improve the working efficiency of the cleaning vehicle, and save water, thereby improving the endurance time of a water tank.
Drawings
FIG. 1 is a schematic view of the present invention;
in fig. 1, a large flow blockage removing nozzle; 2. a waterway; 3. a direct current water pump; 4. wind pressure and wind volume detecting sensors; 5. controlling the display; 6. a fan air outlet pressure detection sensor; 7. a water tank; 8. a dust suction pipe.
Detailed Description
The invention is further described below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
Example 1
As shown in figure 1, the invention discloses a cleaning vehicle dust suction pipe anti-blocking device based on pressure detection, which comprises a large-flow blockage cleaning nozzle 1, a waterway 2, a direct-current water pump 3 and a water tank 7.
The large-flow blockage removing nozzle 1 is respectively arranged below a position which is easy to block on a dust suction pipe 8 or a sucking disc 9 in a dust suction device of a cleaning vehicle, silt is easy to accumulate at the rear side of a suction and spray horn mouth from feedback of a large number of users, silt is easy to accumulate at the butt joint of a dust suction pipe 81 in the box body 11 and a dust suction pipe 82 on a vehicle frame, and the large-flow blockage removing nozzle 1 can be arranged at the positions.
The high-flow blockage removing nozzle 1 is connected with a direct-flow water pump 3 with controllable flow and a water tank 7 through a water channel 2 to form an independent blockage removing control water channel. The water in the water tank 7 is pumped into the water channel 2 by the direct-current water pump 3 and is sent to the large-flow blockage removing nozzle 1, and the dust collection pipe 8 is sprayed with water and is blocked by the large-flow blockage removing nozzle 1.
A detection sensor 4 for measuring air quantity and/or air pressure is arranged in the dust suction pipe 8, and a sensor 6 for detecting air quantity and/or air pressure is also arranged at an air outlet 101 of the fan 10.
When the dust suction pipe 8 is blocked by garbage, the sensors 4 and 6 detect that the air volume and/or the air pressure change, the direct-current water pump 3 is controlled to be started, the blockage cleaning treatment is carried out on the dust suction pipe 8 through the large-flow blockage cleaning nozzle 1, and the water spraying amount can be controlled according to the variable quantity of the air volume and/or the air pressure. When the quantity of the garbage on the road surface is not large, the direct current water pump 3 can be manually controlled to start and stop, and different modes can be selected according to actual working conditions.
The invention can not only meet the cleaning operation effect, prevent the dust absorption pipe from being blocked, but also save water, thereby improving the endurance time of the water tank.
Example 2
As shown in figure 1, the invention discloses a cleaning vehicle dust suction pipe anti-blocking control system based on pressure detection, which comprises a large-flow blockage removing nozzle 1, a water channel 2, a direct-current water pump 3, a detection sensor 4, a controller 5, a fan air outlet pressure detection sensor 6 and a water tank 7.
The large-flow blockage removing nozzle 1 is respectively arranged below a position which is easy to block on a dust suction pipe 8 or a sucking disc 9 in a dust suction device of a cleaning vehicle, silt is easy to accumulate at the rear side of a suction and spray horn mouth from feedback of a large number of users, silt is easy to accumulate at the butt joint of a dust suction pipe 81 in the box body 11 and a dust suction pipe 82 on a vehicle frame, and the large-flow blockage removing nozzle 1 can be arranged at the positions.
The high-flow blockage removing nozzle 1 is connected with a direct-flow water pump 3 with controllable flow and a water tank 7 through a water channel 2 to form an independent blockage removing control water channel. The water in the water tank 7 is pumped into the water channel 2 by the direct-current water pump 3 and is sent to the large-flow blockage removing nozzle 1, and the dust collection pipe 8 is sprayed with water and is blocked by the large-flow blockage removing nozzle 1. The direct current water pump 3 is provided with a controller, the controller is connected with the controller 5 through a wire harness, the rotating speed of the direct current water pump 3 can be set through a can bus, and the change of the rotating speed of the direct current water pump 3 causes the change of the water quantity, so that the water spraying quantity of the large-flow blockage removing nozzle 1 is controlled.
A detection sensor 4 for measuring air quantity and/or air pressure is arranged in the dust collection pipe 8, meanwhile, a sensor 6 for detecting air quantity and/or air pressure is also arranged at an air outlet 101 of the fan 10, the sensor 6 is connected with the controller 5 through a wire harness, and the purposes of quick and reliable real-time detection and feedback of the operation condition of the pneumatic conveying system are achieved through double detection.
When the dust suction pipe 8 starts to be blocked by garbage, the sensor detects that the air volume and/or the air pressure change, the signal is transmitted to the controller 5, the controller 5 starts the direct-current water pump 3 according to a preset program, when the air volume and/or the air pressure are lower than a set value, the blockage of the dust suction pipe 8 is removed through the large-flow blockage removing nozzle 1, and the water spraying amount can be controlled according to the air volume and/or the air pressure change. When the quantity of the garbage on the road surface is not large, the direct current water pump 3 can be manually controlled to start and stop, and different modes can be selected according to actual working conditions.
The invention can not only meet the cleaning operation effect, prevent the dust absorption pipe from being blocked, but also save water, thereby improving the endurance time of the water tank.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (9)
1. A cleaning vehicle dust absorption pipe anti-blocking device based on pressure detection is characterized by comprising a nozzle, a waterway, a water pump and a water tank;
the nozzle is arranged on a dust suction pipe and/or a sucker in the cleaning vehicle;
the nozzle is connected with a water pump with controllable flow through a water path; the water pump pumps water in the water tank into the water path and sends the water to the nozzle, and the dust suction pipe and/or the sucker are/is sprayed with water through the nozzle.
2. The cleaning vehicle dust suction pipe blockage prevention device based on pressure detection as claimed in claim 1, wherein a sensor for measuring air volume and/or air pressure is arranged in the dust suction pipe.
3. The cleaning vehicle dust suction pipe blockage preventing device based on pressure detection as claimed in claim 1, wherein a sensor for detecting air volume and/or air pressure is arranged at an air outlet of a fan of the cleaning vehicle.
4. The pressure detection-based cleaning vehicle dust suction pipe blockage prevention device as claimed in claim 2 or 3, wherein the opening and closing of the water pump are controlled according to the detection signal variation of the sensor.
5. The pressure detection-based cleaning vehicle dust suction pipe blockage prevention device as claimed in claim 2 or 3, wherein the rotation speed of the water pump is controlled according to the detection signal variation of the sensor.
6. The pressure detection-based cleaning vehicle dust suction pipe blockage prevention device as claimed in claim 1, wherein the water pump is manually or automatically controlled.
7. A cleaning vehicle dust collection pipe anti-blocking control system based on pressure detection is characterized by comprising a nozzle, a waterway, a water pump, a water tank, a sensor and a controller;
the nozzle is arranged on a dust suction pipe and/or a sucker in the cleaning vehicle and is connected with the water pump through a water path;
the sensor is arranged in the dust collection pipe and used for collecting the wind pressure and/or wind volume data in the dust collection pipe and sending the collected data to the controller;
the water pump pumps water in the water tank into the water path under the control of the controller, the water is sent to the nozzle, and the dust suction pipe and/or the sucker are/is sprayed with water through the nozzle.
8. The pressure detection-based cleaning vehicle dust suction pipe anti-blocking control system as claimed in claim 7, wherein the sensor is further arranged at an air outlet of a fan of the cleaning vehicle.
9. The system as claimed in claim 7, wherein the controller controls the water pump to be turned on or off and the operating speed to be rotated according to a preset program.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010370720.2A CN111648288A (en) | 2020-05-06 | 2020-05-06 | Cleaning vehicle dust absorption pipe anti-blocking device based on pressure detection and control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010370720.2A CN111648288A (en) | 2020-05-06 | 2020-05-06 | Cleaning vehicle dust absorption pipe anti-blocking device based on pressure detection and control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111648288A true CN111648288A (en) | 2020-09-11 |
Family
ID=72351970
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010370720.2A Pending CN111648288A (en) | 2020-05-06 | 2020-05-06 | Cleaning vehicle dust absorption pipe anti-blocking device based on pressure detection and control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111648288A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112517552A (en) * | 2020-11-10 | 2021-03-19 | 浙江民生源环保设备有限公司 | Dust removal pipeline with anti-blocking function |
| CN112575727A (en) * | 2020-11-10 | 2021-03-30 | 烟台海德专用汽车有限公司 | Intelligent water spraying system of sanitation vehicle |
| CN113319082A (en) * | 2021-05-07 | 2021-08-31 | 扬州三源机械有限公司 | Sweeping machine with adjustable dust absorption mouth |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1736540A (en) * | 2004-08-17 | 2006-02-22 | 王惠生 | Apparatus for monitoring blockage status of mechanical filter |
| KR20120001229A (en) * | 2010-06-29 | 2012-01-04 | 현대제철 주식회사 | Cleaning device for dust |
| CN202428335U (en) * | 2012-01-30 | 2012-09-12 | 宝山钢铁股份有限公司 | High pressure jet cleaning device capable of preventing sand supply pipeline from being blocked |
| CN104990452A (en) * | 2015-08-06 | 2015-10-21 | 长沙天瑞能源科技有限公司 | Method solving air preheater dust clogging problem and intelligent online flushing system |
| CN205708205U (en) * | 2016-04-26 | 2016-11-23 | 江苏中烟工业有限责任公司 | Dedusting feeder anti-block apparatus |
| CN205860054U (en) * | 2016-08-10 | 2017-01-04 | 天津大唐国际盘山发电有限责任公司 | A kind of sootblower nozzle preventing clogging up device |
| CN108423326A (en) * | 2018-03-09 | 2018-08-21 | 广州港新沙港务有限公司 | A kind of anti-blocking device of coal chute |
| CN208022143U (en) * | 2018-03-09 | 2018-10-30 | 广州港新沙港务有限公司 | A kind of anti-blocking control system of coal spout |
| CN208328812U (en) * | 2018-06-14 | 2019-01-04 | 江苏佳鹿环卫装备有限公司 | One kind, which is washed, sweeps integrated sweeper |
| CN208382465U (en) * | 2018-06-20 | 2019-01-15 | 广东美的制冷设备有限公司 | The cleaning system of air conditioner and air conditioner |
| CN209348234U (en) * | 2018-12-18 | 2019-09-06 | 中铁工程装备集团有限公司 | A kind of shield outer circulation water filter blocking alarm and strainer self-cleaning system |
| CN209501018U (en) * | 2019-01-03 | 2019-10-18 | 中山市宏迪节能科技有限公司 | A kind of micro- resistance high pressure back-flushing filtering device |
-
2020
- 2020-05-06 CN CN202010370720.2A patent/CN111648288A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1736540A (en) * | 2004-08-17 | 2006-02-22 | 王惠生 | Apparatus for monitoring blockage status of mechanical filter |
| KR20120001229A (en) * | 2010-06-29 | 2012-01-04 | 현대제철 주식회사 | Cleaning device for dust |
| CN202428335U (en) * | 2012-01-30 | 2012-09-12 | 宝山钢铁股份有限公司 | High pressure jet cleaning device capable of preventing sand supply pipeline from being blocked |
| CN104990452A (en) * | 2015-08-06 | 2015-10-21 | 长沙天瑞能源科技有限公司 | Method solving air preheater dust clogging problem and intelligent online flushing system |
| CN205708205U (en) * | 2016-04-26 | 2016-11-23 | 江苏中烟工业有限责任公司 | Dedusting feeder anti-block apparatus |
| CN205860054U (en) * | 2016-08-10 | 2017-01-04 | 天津大唐国际盘山发电有限责任公司 | A kind of sootblower nozzle preventing clogging up device |
| CN108423326A (en) * | 2018-03-09 | 2018-08-21 | 广州港新沙港务有限公司 | A kind of anti-blocking device of coal chute |
| CN208022143U (en) * | 2018-03-09 | 2018-10-30 | 广州港新沙港务有限公司 | A kind of anti-blocking control system of coal spout |
| CN208328812U (en) * | 2018-06-14 | 2019-01-04 | 江苏佳鹿环卫装备有限公司 | One kind, which is washed, sweeps integrated sweeper |
| CN208382465U (en) * | 2018-06-20 | 2019-01-15 | 广东美的制冷设备有限公司 | The cleaning system of air conditioner and air conditioner |
| CN209348234U (en) * | 2018-12-18 | 2019-09-06 | 中铁工程装备集团有限公司 | A kind of shield outer circulation water filter blocking alarm and strainer self-cleaning system |
| CN209501018U (en) * | 2019-01-03 | 2019-10-18 | 中山市宏迪节能科技有限公司 | A kind of micro- resistance high pressure back-flushing filtering device |
Non-Patent Citations (1)
| Title |
|---|
| 朱庚申: "《环境管理（第二版）》", 30 September 2007 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112517552A (en) * | 2020-11-10 | 2021-03-19 | 浙江民生源环保设备有限公司 | Dust removal pipeline with anti-blocking function |
| CN112575727A (en) * | 2020-11-10 | 2021-03-30 | 烟台海德专用汽车有限公司 | Intelligent water spraying system of sanitation vehicle |
| CN112517552B (en) * | 2020-11-10 | 2022-01-14 | 浙江民生源环保设备有限公司 | Dust removal pipeline with anti-blocking function |
| CN113319082A (en) * | 2021-05-07 | 2021-08-31 | 扬州三源机械有限公司 | Sweeping machine with adjustable dust absorption mouth |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111648288A (en) | Cleaning vehicle dust absorption pipe anti-blocking device based on pressure detection and control system | |
| KR100704375B1 (en) | Vehicle for cleaning road | |
| CN206110057U (en) | Road dust remover | |
| CN107974992A (en) | A kind of dust-extraction unit for building | |
| CN101333803A (en) | Road sweeper and sweeping method thereof | |
| KR200414481Y1 (en) | Vehicle for cleaning road | |
| CN108677853A (en) | A kind of all-purpose road road surface dust falling system of movable type | |
| CN103587505A (en) | Water-saving pollution-free automatic car washing system utilizing air | |
| CN107296565A (en) | The cleaning attachment of vacuum cleaner | |
| CN110714431A (en) | Efficient blowing and sucking type sweeping machine and operation method thereof | |
| CN110965515A (en) | Road dust collector | |
| KR102350508B1 (en) | Electric road sweeper with turbo booster function and foreign matter flotation system for improve cleaning performance | |
| CN205948541U (en) | Novel dust on roads environmental treatment device | |
| CN204324435U (en) | A kind of efficient receipts sand device | |
| CN104005355A (en) | Multifunctional pavement sweeping machine | |
| CN108744812A (en) | A kind of industry environmental protection wet scrubber convenient for safeguarding | |
| CN206215642U (en) | Concentrate moving intelligent type scope of operation trapping purifier | |
| CN107700405A (en) | The Geldart-D particle and dust pelletizing system of a kind of road sweeper | |
| CN208981494U (en) | Working truck | |
| CN107165260A (en) | A kind of mud clean method of rainfall pumping station | |
| CN209538542U (en) | A kind of building energy conservation drainage system | |
| CN218436838U (en) | Blowing-sucking type road vacuum sweeper | |
| CN206956513U (en) | A kind of pavement construction disintegrating apparatus | |
| CN211547574U (en) | Road dust collector | |
| CN115614036A (en) | Dust treatment device and dust treatment method for heading machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200911 |
|
| RJ01 | Rejection of invention patent application after publication |