CN112921877A - Sanitation car with leaf is collected and is cleaned and high pressure is washed dual function - Google Patents
Sanitation car with leaf is collected and is cleaned and high pressure is washed dual function Download PDFInfo
- Publication number
- CN112921877A CN112921877A CN202110176497.2A CN202110176497A CN112921877A CN 112921877 A CN112921877 A CN 112921877A CN 202110176497 A CN202110176497 A CN 202110176497A CN 112921877 A CN112921877 A CN 112921877A
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- Prior art keywords
- leaf
- vehicle body
- suction pipe
- suction port
- vehicle
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- 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.)
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Classifications
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- 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
- E01H1/0836—Apparatus dislodging all of the dirt by suction ; Suction nozzles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0002—Casings; Housings; Frame constructions
- B01D46/0005—Mounting of filtering elements within casings, housings or frames
- B01D46/0008—Two or more filter elements not fluidly connected positioned in the same housing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/24—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
- B01D46/2403—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies characterised by the physical shape or structure of the filtering element
- B01D46/2411—Filter cartridges
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- 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
- E01H1/10—Hydraulically loosening or dislodging undesirable matter; Raking or scraping apparatus ; Removing liquids or semi-liquids e.g., absorbing water, sliding-off mud
- E01H1/101—Hydraulic loosening or dislodging, combined or not with mechanical loosening or dislodging, e.g. road washing machines with brushes or wipers
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- 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
- E01H1/10—Hydraulically loosening or dislodging undesirable matter; Raking or scraping apparatus ; Removing liquids or semi-liquids e.g., absorbing water, sliding-off mud
- E01H1/101—Hydraulic loosening or dislodging, combined or not with mechanical loosening or dislodging, e.g. road washing machines with brushes or wipers
- E01H1/103—Hydraulic loosening or dislodging, combined or not with mechanical loosening or dislodging, e.g. road washing machines with brushes or wipers in which the soiled loosening or washing liquid is removed, e.g. by suction
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Cleaning In General (AREA)
- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
Abstract
The invention discloses a sanitation vehicle with dual functions of leaf collection, cleaning and high-pressure washing, which comprises a vehicle body, wherein a leaf collection device is arranged on the side surface of the vehicle body, a filtering and dedusting system is arranged on the top surface of the vehicle body, and a dustbin, a water storage tank and a water pump are arranged in the vehicle body; the leaf collecting device comprises a support, the support is rotationally connected with a bogie, the bogie is rotationally connected with a swinging frame, a suction pipe is sleeved in the swinging frame, one end of the suction pipe is communicated with the fan, and the other end of the suction pipe is connected with the side-hanging leaf collector and/or the hand-push type leaf collector; the dustbin top is provided with the filtration dust pelletizing system, and this sanitation car has side-hanging leaf collection device and multiple-layer filtration dust collector, can effectively deal with various leaves and collect, reduce the raise dust of collecting in-process, obviously improves the operating efficiency to increase reelpipe ware and high pressure water pump, accomplish the local washing away that needs the clearance such as road surface.
Description
Technical Field
The invention relates to the field of environmental protection equipment, in particular to a sanitation vehicle with dual functions of leaf collection and cleaning and high-pressure washing.
Background
Most of the existing leaf collecting vehicles on the market have single functions, only have the function of collecting leaves, and a washing vehicle is required to be configured for washing stains on the road surface. In addition, the following problems exist in the aspect of leaf collection:
1. in the prior art, circular suction ports are adopted more frequently, the problem of unclean leaf collection is easy to occur when leaves are collected, and a single leaf collection suction port is adopted more frequently, so that the suction port is easy to block when the accumulated leaves at the positions of the curbstones are collected;
2. the filtering area of the filtering and dust removing device is limited, dust is easy to accumulate after long-time use, the filtering capacity is reduced, and the working efficiency of the whole vehicle is reduced;
3. the suction pipe of the existing leaf collecting vehicle generally adopts a manual assistance mode, namely the suction pipe is hung on a vehicle body, and the rest of the suction pipe is righted by manpower to finish the action of sucking leaves, so that the operation is time-consuming and labor-consuming;
4. the water tank of current leaf collection vehicle is mostly rotational moulding mould's finished product water tank, and the suitability of water tank is extensive inadequately, and the rotational moulding water tank warp easily.
Disclosure of Invention
Aiming at the problems, the invention discloses a sanitation vehicle with dual functions of leaf collection and cleaning and high-pressure washing, which is provided with a side-hung leaf collection device and a multi-layer filtering dust removal device, can effectively deal with the collection of various leaves, reduce the dust raising in the collection process, obviously improve the operation efficiency, and is additionally provided with a pipe coiling device and a high-pressure water pump to finish the washing of places needing to be cleaned, such as a road surface and the like.
A sanitation vehicle with dual functions of high-pressure washing and leaf collection and cleaning comprises a vehicle body, wherein a leaf collection device is arranged on the side surface of the vehicle body, a filtering and dedusting system is arranged on the top surface of the vehicle body, and a garbage can, a water storage tank and a water pump are arranged in the vehicle body;
the leaf collecting device comprises a support, the support is mounted on the side face of the vehicle body, the support is rotatably connected with a bogie, the bogie is rotatably connected with a swing frame, the bogie can rotate in the water surface, the swing frame can swing up and down in a vertical plane, a suction pipe is sleeved in the swing frame, one end of the suction pipe is communicated with a fan, and the other end of the suction pipe is connected with a side-hung leaf collector and/or a hand-push type leaf collector;
the dustbin top is provided with filters dust pelletizing system, filter dust pelletizing system is including filtering the dust removal shell, be provided with many filter cores in the filtration dust removal shell, the filter core is the tubular structure, wherein one end and the shell of filter core seal the intercommunication, the other end of filter core is open state, opening part and external intercommunication, the lateral wall of filter core is provided with a plurality of ventilation holes.
Preferably, the swing frame comprises a plurality of fixing rings arranged in parallel, the fixing rings are connected with a plurality of connecting shafts arranged in parallel, and the axes of the connecting shafts and the axes of the fixing rings are arranged in parallel.
Preferably, the end part of the swing frame is provided with a connecting part, the connecting part is connected with a plurality of springs which are parallel to each other, and the other ends of the springs are connected with the bogie.
Preferably, the side-hung leaf collector comprises a suspension bracket, the suspension bracket is rotatably connected with the side wall of the vehicle body, the suspension bracket is connected with a suction port, one side of the suction port is connected with a side brush driven by a motor, the bottom of the suction port is connected with a universal wheel, and the upper part of the suction port is communicated with a suction pipe.
Preferably, the hand-push type leaf collector comprises a hand-push support, a disc type suction port is connected to the lower portion of the hand-push support, the cross section of the disc type suction port is larger than that of the suction pipe, the upper portion of the suction port is communicated with the suction pipe, and the bottom of the suction port is connected with a universal wheel.
Preferably, the water storage tank is divided into an upper part and a lower part which are communicated with each other, the lower water storage tank is positioned at the bottom of the frame of the vehicle body, and the upper water storage tank is L-shaped.
Preferably, a fan is arranged at the step of the L-shaped water tank and connected with the side wall of the garbage can.
The invention has the beneficial effects that:
1. the invention is provided with two leaf collecting suction ports, the suction ports can be switched according to the actual leaf falling condition, and the leaf and light garbage are collected more smoothly and efficiently without blocking the suction ports easily.
2. After the side brushes are arranged, the side brushes are matched with the suction ports for use, and the accumulated leaves at the curbstone can be quickly collected.
3. Dust in the air gets into the filter core of narrow density through the ventilation hole, is detained on filter core, and the air continues to come out by the filter core opening through the filter core, accomplishes the filtration operation, and the dust removal filters clean more high-efficient, and filter area is bigger, guarantees that the vehicle lasts the dust removal and filters the operation.
4. The bogie and the swing frame can support the straw and rotate in two directions, so that the operation at multiple angles in actual use is met, time and labor are saved, and the operation is easy.
5. The water tank of L shape design has effectively avoided the easy problem of swelling of traditional water tank.
6. The water in the water tank can be used as high-pressure washing road surface in the season of non-fallen leaves, can be used for cleaning the garbage can, and can also be used for dust fall when leaves are collected.
Drawings
In order to more clearly illustrate the embodiments of the present application 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 application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an enlarged view of A in FIG. 1;
FIG. 3 is a view of the side hanging leaf collector;
FIG. 4 is a block diagram of a filter dust removal system;
FIG. 5 is a view showing a structure of a mounting position of a water tank;
in the figure, the device comprises a vehicle body 1, a swing frame 2, a suction pipe 3, a side-hung leaf collector 4, a hand-pushed leaf collector 5, a filtering and dust-removing system 6, a bogie 7, a spring 8, a spring 9, a U-shaped plate 10, a connecting shaft 11, a suspension frame 12, universal wheels 13, a suction port 14, a side brush 15, a motor 16, a filter element 17, an air outlet 18, an upper water tank 19, a fan 20, a lower water tank 21 and a hydraulic push rod.
Detailed Description
The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present application without making any creative effort, shall fall within the protection scope of the present application.
In the description of the present invention, it is to be understood that the terms "inner", "outer", "left" and "right" indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
The invention discloses a sanitation vehicle with double functions of high-pressure washing and leaf collection and cleaning, which is shown in figures 1-5.A leaf collection device is arranged on the side surface of a vehicle body 1 and comprises a bracket, a bogie 7, a swing frame 2, a suction pipe 3 and a side hanging type leaf collector 4, and a hand-push type leaf collector 5 is additionally arranged and is used for being interchanged with the side hanging type leaf collector 4.
The bracket is mounted on the right side surface of the vehicle body 1 through a screw and is rotatably connected with the rotating frame 7 through a first pin shaft which is vertically mounted. The swing span includes U-shaped plate 9, a plurality of mutual parallel arrangement's retainer plate and connecting axle 10, and 7 both sides of rotating turret 7 are connected with U-shaped plate 9 through horizontally arranged second round pin axle rotates, and 7 tension spring's upper surface connection of rotating turret 7, tension spring's the other end and U-shaped plate 9's upper surface connection. The U-shaped plate is externally connected with three connecting shafts 10 which are optical axes with the diameter of 12mm and the length of 1620mm, and the three optical axes are provided with a fixing ring at intervals for reinforcement. The suction pipe 3 is arranged in a cavity formed by the three optical axes, the starting end of the suction pipe is communicated with the fan, and the tail end of the suction pipe is connected with the side-hung leaf collector 4 or the hand-push type leaf collector 5. In order to ensure that the suction pipe is firmly connected with the vehicle body, two rows of lifting hooks are installed on the side wall of the vehicle body, the upper row of lifting hooks are used for hanging a mechanical arm consisting of the optical axis and the fixing ring, and the lower row of lifting hooks are used for hanging the suction pipe in an unused state. When the mechanical arm is used, the mechanical arm can passively move in two directions by changing the direction of the suction pipe, and the operation at different use angles is completed. The suction pipe reduces the fatigue of the user caused by the self weight of the suction pipe in actual use, is simple and easy to operate, has wide angle-variable range and simple structure, and has wide applicability.
The side-hung leaf collector 4 comprises a suspension bracket 11, a sheet metal structure suction nozzle, 3 universal wheels, an edge brush 14, a motor 15 and the like, wherein the sheet metal structure is connected with a vehicle body through the suspension bracket 11 and a hydraulic push rod 21. When the leaf collecting vehicle advances, the side-hung leaf collecting suction port moves along with the leaf collecting vehicle, the small side brush on the right side of the suction port is responsible for collecting leaf sundries such as garbage and the like to the main suction port, and the suction port is connected to the suction pipe of the leaf collecting vehicle. When the leaf collecting vehicle advances, the side-hung leaf collecting suction port is pushed out by the hydraulic push rod 21, the side-hung leaf collecting suction port moves forwards along with the leaf collecting vehicle, meanwhile, the side brush rotates to sweep leaves and garbage at gaps such as road edges, the suction port is connected to a suction pipe of the leaf collecting vehicle, and leaf collecting work is completed. The leaf collecting area is wider, and the clearance is cleaner, effectively reduces the raise dust pollution that traditional mode brought, and the simple easy operation of labour saving and time saving.
A filtering and dedusting shell with streamline design is arranged above the garbage collection box, 5 filter elements 16 with the diameter of 200mm and the length of 1800mm are arranged in the shell, one end of each filter element is closed, the other end of each filter element is opened, the closed end of each filter element is positioned in the filtering and dedusting shell, the filter element at the opened end of each filter element is sealed with the dedusting shell, and the air outlet of each filter element is kept smooth with the outside. When the dust removal device is used, air mixed with a large amount of raised dust enters the dust removal device, the dust in the air is retained on the filter element when passing through the narrow and dense filter element, and the air continuously passes through the filter element and comes out from the filter element hole to finish the filtering operation.
Hand propelled leaf collector includes the hand push support, the below of hand push support is connected with the disc suction inlet, the cross section of disc suction inlet is greater than the cross section of straw, suction inlet top and straw intercommunication, and the disc suction inlet has increaseed suction inlet area of contact, is difficult to take place to plug up the problem of suction inlet when consequently inhaling the leaf, and the suction inlet overall modeling is more slick and sly, avoids the design of harsh edges and corners, has avoided the leaf to be detained and has plugged up the problem of suction inlet. Meanwhile, the lower part of the suction nozzle is provided with universal wheels and a hand-held handle, so that time and labor are saved.
According to the spatial layout relation of all parts of the upper part, the upper water tank 18 is made into an L shape, the problem that the traditional water tank is easy to bulge is effectively solved by the water tank with the L-shaped design, and a fan 19 is arranged at the step of the L-shaped water tank and connected with the side wall of the garbage can. The water storage space of the water tank is increased while the position of the fan is effectively avoided, and the processing is simple. And a square lower water tank 20 is arranged at the bottom plate position and is communicated together by a conduit, thereby forming the layout characteristic of a double-layer water tank.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (7)
1. A sanitation vehicle with dual functions of high-pressure washing and leaf collection and cleaning is characterized by comprising a vehicle body, wherein a leaf collection device is arranged on the side surface of the vehicle body, a filtering and dedusting system is arranged on the top surface of the vehicle body, and a garbage can, a water storage tank and a water pump are arranged in the vehicle body;
the leaf collecting device comprises a support, the support is mounted on the side face of the vehicle body, the support is rotatably connected with a bogie, the bogie is rotatably connected with a swing frame, the bogie can rotate in the water surface, the swing frame can swing up and down in a vertical plane, a suction pipe is sleeved in the swing frame, one end of the suction pipe is communicated with a fan, and the other end of the suction pipe is connected with a side-hung leaf collector and/or a hand-push type leaf collector;
the dustbin top is provided with filters dust pelletizing system, filter dust pelletizing system is including filtering the dust removal shell, be provided with many filter cores in the filtration dust removal shell, the filter core is the tubular structure, wherein one end and the shell of filter core seal the intercommunication, the other end of filter core is open state, opening part and external intercommunication, the lateral wall of filter core is provided with a plurality of ventilation holes.
2. The sanitation vehicle with the dual functions of high-pressure washing and leaf collecting and sweeping as claimed in claim 1, wherein the swing frame comprises a plurality of fixing rings arranged in parallel with each other, a plurality of connecting shafts arranged in parallel with each other are connected to the plurality of fixing rings in common, and the axes of the connecting shafts and the axes of the fixing rings are arranged in parallel with each other.
3. The sanitation vehicle with the dual functions of high-pressure washing and leaf collecting and sweeping as claimed in claim 1, wherein the end of the swing frame is provided with a connecting part, the connecting part is connected with a plurality of springs which are parallel to each other, and the other ends of the springs are connected with a bogie.
4. The sanitation vehicle with the dual functions of high-pressure washing and leaf collecting and cleaning as claimed in claim 1, wherein the side-hung leaf collector comprises a suspension frame, the suspension frame is rotatably connected with the side wall of the vehicle body, a suction port is connected with the suspension frame, a side brush driven by a motor is connected with one side of the suction port, a universal wheel is connected with the bottom of the suction port, and the upper part of the suction port is communicated with the suction pipe.
5. The sanitation vehicle with the dual functions of high-pressure flushing and leaf collecting and sweeping as claimed in claim 1, wherein the hand-push type leaf collector comprises a hand-push bracket, a disc type suction port is connected to the lower portion of the hand-push bracket, the disc type suction port is larger than a suction pipe in cross section, the suction port is communicated with the suction pipe above, and a universal wheel is connected to the bottom of the suction port.
6. The sanitation vehicle with the dual functions of high-pressure washing and leaf collecting and cleaning as claimed in claim 1, wherein the water storage tank is divided into an upper part and a lower part which are communicated with each other, the lower part is positioned at the bottom of the vehicle frame of the vehicle body, and the upper part is L-shaped.
7. The sanitation vehicle with the dual functions of high-pressure flushing and leaf collecting and sweeping as claimed in claim 6, wherein a fan is arranged at the step of the L-shaped water tank and connected with the side wall of the dustbin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110176497.2A CN112921877B (en) | 2021-02-07 | 2021-02-07 | Sanitation car with leaf is collected and is cleaned and high pressure is washed dual function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110176497.2A CN112921877B (en) | 2021-02-07 | 2021-02-07 | Sanitation car with leaf is collected and is cleaned and high pressure is washed dual function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112921877A true CN112921877A (en) | 2021-06-08 |
| CN112921877B CN112921877B (en) | 2023-01-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110176497.2A Active CN112921877B (en) | 2021-02-07 | 2021-02-07 | Sanitation car with leaf is collected and is cleaned and high pressure is washed dual function |
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| Country | Link |
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| CN (1) | CN112921877B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006316520A (en) * | 2005-05-13 | 2006-11-24 | Howa Mach Ltd | Road cleaning truck |
| CN106245565A (en) * | 2016-09-29 | 2016-12-21 | 湖南新永利交通科工贸有限公司 | Without secondary power sweeper |
| CN107419687A (en) * | 2017-06-26 | 2017-12-01 | 南通明诺电动科技股份有限公司 | A kind of convenient medium-sized sweeper |
| CN107532393A (en) * | 2015-03-25 | 2018-01-02 | 阿尔弗雷德·凯驰两合公司 | Sweeper |
| CN207079531U (en) * | 2017-08-17 | 2018-03-09 | 扬州金威环保科技有限公司 | A kind of fast disassembly type rubbish Suction head component with wet method depositing dust function |
| CN110565567A (en) * | 2019-08-07 | 2019-12-13 | 劲旅环境科技有限公司 | Sweeping vehicle with sidewalk fallen leaf collecting and dirt absorbing functions |
-
2021
- 2021-02-07 CN CN202110176497.2A patent/CN112921877B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006316520A (en) * | 2005-05-13 | 2006-11-24 | Howa Mach Ltd | Road cleaning truck |
| CN107532393A (en) * | 2015-03-25 | 2018-01-02 | 阿尔弗雷德·凯驰两合公司 | Sweeper |
| CN106245565A (en) * | 2016-09-29 | 2016-12-21 | 湖南新永利交通科工贸有限公司 | Without secondary power sweeper |
| CN107419687A (en) * | 2017-06-26 | 2017-12-01 | 南通明诺电动科技股份有限公司 | A kind of convenient medium-sized sweeper |
| CN207079531U (en) * | 2017-08-17 | 2018-03-09 | 扬州金威环保科技有限公司 | A kind of fast disassembly type rubbish Suction head component with wet method depositing dust function |
| CN110565567A (en) * | 2019-08-07 | 2019-12-13 | 劲旅环境科技有限公司 | Sweeping vehicle with sidewalk fallen leaf collecting and dirt absorbing functions |
Non-Patent Citations (1)
| Title |
|---|
| 鄂卓茂: "《行走式节水灌溉理论与实践》", 30 September 2005, 中国农业出版社 * |
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| CN112921877B (en) | 2023-01-24 |
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Address after: No. 2335 Ping'an South Road, Ping'an Street, Changqing District, Jinan City, Shandong Province, 250300 Patentee after: Shandong Baiyi Intelligent Equipment Co.,Ltd. Address before: 2335 Ping'an South Road, Changqing District, Jinan City, Shandong Province Patentee before: JINAN BAIYI ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. |
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