CN106553513A - Sweeping machine - Google Patents
Sweeping machine Download PDFInfo
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- CN106553513A CN106553513A CN201510634185.6A CN201510634185A CN106553513A CN 106553513 A CN106553513 A CN 106553513A CN 201510634185 A CN201510634185 A CN 201510634185A CN 106553513 A CN106553513 A CN 106553513A
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- electrokinetic cell
- sweeping machine
- vehicle frame
- cabin
- driver
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Abstract
The invention discloses a kind of sweeping machine, sweeping machine includes：Vehicle frame；Driver's cabin, the driver's cabin are arranged on the vehicle frame；Blower fan, the blower fan are arranged on the vehicle frame and positioned at the rear of the driver's cabin；Power battery assembly, the power battery assembly include：First electrokinetic cell and the second electrokinetic cell, first electrokinetic cell are arranged on the vehicle frame and are located between the driver's cabin and the blower fan, and second electrokinetic cell is arranged on the vehicle frame and positioned at the lower section of first electrokinetic cell.Sweeping machine of the invention, by arranging the power battery assembly for including the first electrokinetic cell and the second electrokinetic cell, can cause the carload of sweeping machine to be evenly distributed, can improve the riding stability of sweeping machine.
Description
Technical field
The present invention relates to a kind of sweeping machine for cleaning road.
Background technology
Along with energy crisis and environmental pollution, the automobile that taps a new source of energy has become the common recognition of global Ge great automobile vendors, by automobile
Power progressively from it is combustion engine powered be transitioned into it is pure electronic.Wherein, for conventional fuel oil sweeping machine, pure electric sweeper truck
The systems such as fuel tank, engine and blast pipe are eliminated, electrokinetic cell and electric drive system etc. is increased and is realized pure electric drive.With
The system of conventional fuel oil sweeping machine is compared, the volume of newly-increased system, weight and its to having larger in the requirement of installation environment
Difference.Especially newly-increased electrokinetic cell, as own vol is big, weight big, is difficult to find perfect sky in arrangement
Between, the type selecting and arrangement of electrokinetic cell are the keys of pure electric automobile design.And the type of battery, how many and position
There is large effect to load distribution, arrangement space and vehicle performance.
The content of the invention
It is contemplated that at least solving one of technical problem in correlation technique to a certain extent.For this purpose, the present invention proposes one
Sweeping machine is planted, the power battery assembly connection and reasonable arrangement of the sweeping machine can effectively improve the riding stability of sweeping machine.
Sweeping machine of the invention, including：Vehicle frame；Driver's cabin, the driver's cabin are arranged on the vehicle frame；Blower fan,
The blower fan is arranged on the vehicle frame and positioned at the rear of the driver's cabin；Power battery assembly, the power battery assembly
Including：First electrokinetic cell and the second electrokinetic cell, first electrokinetic cell are arranged on the vehicle frame and are located at described driving
Sail between room and the blower fan, second electrokinetic cell is arranged on the vehicle frame and under first electrokinetic cell
Side.
Sweeping machine of the invention, by arranging power battery assembly, and power battery assembly includes the first electrokinetic cell
With the second electrokinetic cell, the first electrokinetic cell is arranged on vehicle frame and positioned between driver's cabin and blower fan, the second electrokinetic cell sets
Put in the lower section of the first electrokinetic cell, so that the carload of sweeping machine is evenly distributed, improve the traveling of sweeping machine
Stability.
In addition, sweeping machine of the invention can also have following distinguishing feature：
In some examples of the present invention, second electrokinetic cell is located at the underface of first electrokinetic cell.
In some examples of the present invention, second electrokinetic cell is polylith, and the second electrokinetic cell described in polylith is described
It is symmetrical on the horizontal direction of vehicle frame.
In some examples of the present invention, the volume of first electrokinetic cell is more than the volume of the second electrokinetic cell described in polylith
Summation.
In some examples of the present invention, volume ratio a between first electrokinetic cell and each described second electrokinetic cell
Meet relational expression：5≤a≤8.
In some examples of the present invention, volume ratio a between first electrokinetic cell and each described second electrokinetic cell
Meet relational expression：A=20/3.
In some examples of the present invention, the vehicle frame is truss type frame, and first electrokinetic cell is arranged on the truss
The top of the upper surface of formula vehicle frame, second electrokinetic cell are arranged in the truss type frame.
In some examples of the present invention, it is provided with the truss type frame for loading the installation of first electrokinetic cell
Battery is provided with frame, and the truss type frame cabin is installed, second electrokinetic cell is arranged on the battery and installs in cabin.
In some examples of the present invention, the sweeping machine also includes：Casing, the casing are arranged on the vehicle frame and position
In the rear of the driver's cabin, first electrokinetic cell and the blower fan are located in the casing.
In some examples of the present invention, it is provided with the vehicle frame for encapsulating the shrouding of second electrokinetic cell.
Description of the drawings
Fig. 1 is the side view of sweeping machine according to embodiments of the present invention；
Fig. 2 is the top view of the sweeping machine in Fig. 1；
Fig. 3 is the structural representation of the power battery assembly of the sweeping machine in Fig. 1；
Fig. 4 is the structural representation of the vehicle frame of the sweeping machine in Fig. 1.
Reference：
Sweeping machine 100；
Vehicle frame 10；Truss type frame 1；Front frame assembly 11；Rear frame assembly 12；Front installing space 111；Battery is installed
Cabin 121；Installing rack 122；
Driver's cabin 20；Blower fan 30；
Power battery assembly 40；First electrokinetic cell 41；Second electrokinetic cell 42；
Casing 50；Shrouding 60；First vehicle bridge 70；Second vehicle bridge 80.
Specific embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings.Below with reference to accompanying drawing
The embodiment of description is exemplary, it is intended to for explaining the present invention, and be not considered as limiting the invention.
Below with reference to the accompanying drawings describe sweeping machine 100 according to embodiments of the present invention in detail.
Sweeping machine 100 according to embodiments of the present invention can include：Vehicle frame 10, driver's cabin 20, blower fan 30 and electrokinetic cell
Component 40.As depicted in figs. 1 and 2, driver's cabin 20 is arranged on vehicle frame 10, and blower fan 30 is arranged on vehicle frame 10, and
And blower fan 30 is located at the rear of driver's cabin 20, power battery assembly 40 includes：First electrokinetic cell 41 and the second power electric
Pond 42, the first electrokinetic cell 41 are arranged on vehicle frame 10, and the first electrokinetic cell 41 is located at driver's cabin 20 and blower fan 30
Between, the second electrokinetic cell 42 is arranged on vehicle frame 10, and the second electrokinetic cell 42 is located at the first electrokinetic cell 41
Lower section.In other words, power battery assembly 40 is arranged between driver's cabin 20 and blower fan 30.Thus, it is possible to active balance is swept
The carload distribution of bus 100, improves the whole vehicle stability of sweeping machine 100.In addition, traditional sweeping machine is by filtered water tank
It is arranged on vehicle frame 10 and is located between driver's cabin 20 and blower fan 30, due to is significantly less weight than completely for power battery assembly 40
The weight of the filtered water tank of water, the fore bearing that can further reduce sweeping machine 100 are loaded, and filtered water tank can be neighbouring
Rear axle is arranged, and in filtered water tank full water, is arranged in the load that the power battery assembly 40 near front axle can balance car load, is entered
Improve the whole vehicle stability of sweeping machine 100 in one step ground.
Alternatively, as shown in figure 1, the second electrokinetic cell 42 may be located at the underface of the first electrokinetic cell 41.By inciting somebody to action
Second electrokinetic cell 42 is arranged on the underface of the first electrokinetic cell 41, can further balance the car load of sweeping machine 100
Load, improves the whole vehicle stability of sweeping machine 100.
The present invention some examples in, as depicted in figs. 1 and 2, vehicle frame 10 can be truss type frame 1, the second power
Battery 42 is located in truss type frame 1.It is understood that truss is by welding, riveting or bolt connection by rod member
Into support beam structure, and truss type frame 1 is made up of truss.As shown in figure 4, in some optional embodiments,
The Rear frame assembly 12 that truss type frame 1 is included front frame assembly 11 and is connected with front frame assembly 11, front frame assembly 11
Front frame rack and panel construction is constituted by the welding of multiple truss, riveting or bolt connection, Rear frame assembly 12 is by multiple truss
Welding, riveting or bolt connection constitute after-frame rack and panel construction, and front frame posture structure qualification goes out front installing space 111, afterframe
Formula structure qualification goes out rear installing space.Zero that sweeping machine 100 can be arranged in front installing space 111 and rear installing space
Part, and these parts can be protected well.Thus, truss type frame 1 can ensure 10 intensity of vehicle frame while,
The space availability ratio on the chassis of sweeping machine 100 can also be ensured, be easy to the arrangement of power battery assembly 40.
First electrokinetic cell 41 can be arranged on the top of the upper surface of truss type frame 1, wherein driver's cabin 20 and blower fan 30
The top of the upper surface of truss type frame 1 is respectively positioned on, the second electrokinetic cell 42 is arranged in truss type frame 1.Such as Fig. 4 institutes
Show, on truss type frame 1, be provided with the installing rack 122 for the first electrokinetic cell 41 of carrying, and move for loading second
The battery of power battery 42 installs cabin 121, such that it is able to the first electrokinetic cell 41 and the second electrokinetic cell 42 are stably installed
On truss type frame 1.Installing rack 122 can be connected with welding on power battery cabin 121.
According to one embodiment of present invention, the second electrokinetic cell 42 can be polylith, and the second electrokinetic cell of polylith 42
It is symmetrical on the horizontal direction (left and right directions i.e. shown in Fig. 2) of vehicle frame 10.Specifically, with reference to Fig. 2 and Fig. 3 institutes
Show, power battery assembly 40 can include two piece of second electrokinetic cell 42, and two piece of second electrokinetic cell 42 is in sweeping machine 100
Left and right directions on be spaced apart be arranged symmetrically.By the second electrokinetic cell 42 is arranged symmetrically, can further balance and sweep road
The carload in the lateral direction of car 100, further improves the whole vehicle stability of sweeping machine 100.When the second power electric
When pond 42 is polylith, truss type frame 1 can include that multiple batteries install cabin 121, and multiple second electrokinetic cells 42 can be with
It is separately mounted to corresponding battery to install in cabin 121.
, wherein it is desired to explanation, the first electrokinetic cell 41 and the second electrokinetic cell 42 can include polylith monomer electricity respectively
Pond, the quantity of the cell in the first electrokinetic cell 41 can be with the quantity of the cell in the second electrokinetic cell 42 not
Together.
Alternatively, the volume of the first electrokinetic cell 41 can be more than the summation of the volume of the second electrokinetic cell of polylith 42.Can be with
It is understood by, as the volume and weight of cell is fixed, so the weight of the first electrokinetic cell 41 can be more than polylith the
The summation of the weight of two electrokinetic cells 42.Thus, it is possible to effectively reduce the car load center of gravity of sweeping machine 100, sweeping machine is improved
100 whole vehicle stability, and the safety coefficient of battery bag is also higher, can improve the control stability of sweeping machine 100.
Alternatively, volume ratio a between the first electrokinetic cell 41 and each second electrokinetic cell 42 can meet relational expression：
5≤a≤8.Specifically, volume ratio a between the first electrokinetic cell 41 and each second electrokinetic cell 42 meets relational expression：
A=20/3.It is understood that meet 42 connection and reasonable arrangement of the first electrokinetic cell 41 and the second electrokinetic cell of above-mentioned relation formula,
The carload of sweeping machine 100 can be caused to be evenly distributed, improve the whole vehicle stability of sweeping machine 100.
Alternatively, sweeping machine 100 can also include：Casing 50, casing 50 are arranged on vehicle frame 10, and casing 50
Positioned at the rear of driver's cabin 20, the first electrokinetic cell 41 and blower fan 30 are located in casing 50.By by the first electrokinetic cell
41 and blower fan 30 be arranged in casing 50, impact of the external environment condition to the first electrokinetic cell 41 and blower fan 30 can be reduced,
The job stability of the first electrokinetic cell 41 and blower fan 30 can be improved, but also can ensure that the property of the first electrokinetic cell 41
Can, extend the service life of the first electrokinetic cell 41.
, wherein it is desired to explanation, is additionally provided with foul water tank (not shown) and dustbin on the vehicle frame 10 of sweeping machine 100
(not shown), casing 50 can be rotated with relative frame 10 so that the rubbish in dustbin to be poured out, when 50 relative car of casing
When frame 10 is rotated, the first electrokinetic cell 41 can expose casing 50.
Alternatively, as depicted in figs. 1 and 2, the shrouding for the second electrokinetic cell 42 of encapsulation can be provided with vehicle frame 10
60.Second electrokinetic cell 42 is may be mounted in truss type frame 1, shrouding 60 can be encapsulated on truss type frame 1 with
Second electrokinetic cell 42 is limited in truss type frame 1.By arranging shrouding 60, the second power electric can be effectively improved
The stability of the arrangement in pond 42, can improve the performance of the second electrokinetic cell 42.
Describe the selection of the power battery assembly 40 of the sweeping machine 100 according to an embodiment of the present invention with reference to table 1 in detail.
1 power battery assembly parameter of table
| Styles | LiFePO4 |
| Battery capacity | 270Ah |
| The energy content of battery | 175kWh |
| Rated voltage | 650V |
| Volume | 1.5m3 |
| Quality | 1650kg |
Wherein, power battery assembly 40 can include first electrokinetic cell 41 and two the second electrokinetic cells 42.First
Eight Battery pack bags can be provided with electrokinetic cell 41, per Battery pack bag in can be provided with 20 cells, each the
Two Battery pack bags can be provided with two electrokinetic cells 42, in every Battery pack bag, 12 cells can be provided with.Thus,
The load of sweeping machine 100 can be caused to be evenly distributed, improve the riding stability of sweeping machine 100.
Sweeping machine 100 according to embodiments of the present invention, by arranging power battery assembly 40, and power battery assembly 40 is wrapped
The first electrokinetic cell 41 and the second electrokinetic cell 42 are included, the first electrokinetic cell 41 is arranged on vehicle frame 10 and is located at driver's cabin
Between 20 and blower fan 30, the second electrokinetic cell 42 is arranged on the lower section of the first electrokinetic cell 41, so that sweeping road
The carload of car 100 is evenly distributed, and improves the riding stability of sweeping machine 100.
As shown in figure 1, on the fore-and-aft direction of sweeping machine 100, the second vehicle bridge 80 is located at the rear of the first vehicle bridge 70, the
One vehicle bridge 70 and the second vehicle bridge 80 are connected with vehicle frame 10.Alternatively, the first vehicle bridge 70 can be by leaf spring and vehicle frame 10
Anterior connection, the second vehicle bridge 80 can be connected with the rear portion of vehicle frame 10 by leaf spring.
Second vehicle bridge 80 includes chassis motor, speed changer and the drive axle for becoming one.Chassis motor and power
Battery component 40 is electrically connected, and chassis motor is connected with drive axle by speed changer, so as to power battery assembly 40 can be with
Electric energy is provided for chassis motor, as car load provides power, and the power of chassis motor is passed to by speed changer
Drive axle, to drive sweeping machine 100 to travel.
In other words, the second vehicle bridge 80 can be single motor integrated bridge, not need power transmission shaft between chassis motor and drive axle
Mechanism, can simplify the structure of the second vehicle bridge 80, reduce the production cost of sweeping machine 100, due to eliminating driving shaft mechanism
The chassis space of occupancy, so as to chassis space availability ratio is greatly increased.
Alternatively, chassis motor is connected with drive motor controller, and chassis motor passes through speed changer and drive axle phase
Even.That is, when sweeping machine 100 works, chassis motor is distributed chassis by the power of drive motor controller
The driving moment of motor is transferred to speed changer, and the power that chassis motor is passed over by speed changer carries out reduction of speed and increases torsion
Afterwards, drive axle is transferred to, and finally drives sweeping machine 100 to travel.
Alternatively, with reference to shown in Fig. 1 and Fig. 4, drive motor controller can be arranged in the lower section of driver's cabin 20, fill
Divide using the space below driver's cabin 20, make the arrangement of car load more reasonable.As shown in figure 4, being provided with truss type frame 1
For installing the front installing space 111 with fixed drive electric machine controller, front installing space 111 preferably can will drive electricity
Machine controller is arranged on the lower section on truss type frame 1 with driver's cabin 20, and then can improve the work of drive motor controller
The reliability of environment.
In describing the invention, it is to be understood that term " " center ", " longitudinal direction ", " horizontal ", " length ", " width ",
" thickness ", " on ", D score, "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ",
" outward ", the orientation or position relationship of the instruction such as " clockwise ", " counterclockwise ", " axial direction ", " radial direction ", " circumference " be based on
Orientation shown in the drawings or position relationship, are for only for ease of the description present invention and simplify description, rather than indicate or imply institute
The device or element of finger must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to this
Bright restriction.
Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that indicating or implying relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can be expressed
Or implicitly include at least one this feature.In describing the invention, " multiple " are meant that at least two, such as two
It is individual, three etc., unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection ", " fixation "
Should be interpreted broadly Deng term, for example, it may be fixedly connected, or be detachably connected, or it is integral；Can be
It is mechanically connected, or electrically connects or can communicate each other；Can be joined directly together, it is also possible to by the indirect phase of intermediary
Even, can be connection or the interaction relationship of two elements of two element internals, unless otherwise clearly restriction.For
For one of ordinary skill in the art, above-mentioned term concrete meaning in the present invention can be understood as the case may be.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature " on " or D score can
Being the first and second feature directly contacts, or the first and second features pass through intermediary mediate contact.And, the
One feature second feature " on ", " top " and " above " but fisrt feature directly over second feature or
Oblique upper, or fisrt feature level height is merely representative of higher than second feature.Fisrt feature second feature " under ",
" lower section " and " below " can be fisrt feature immediately below second feature or obliquely downward, or to be merely representative of first special
Level height is levied less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
Example ", or " some examples " etc. description mean specific features with reference to the embodiment or example description, structure, material or
Feature is contained at least one embodiment or example of the present invention.In this manual, the schematic representation to above-mentioned term
Identical embodiment or example are directed to necessarily.And, the specific features of description, structure, material or feature can be with
Combined in any one or more embodiments or example in an appropriate manner.Additionally, in the case of not conflicting, ability
The feature of the different embodiments or example described in this specification and different embodiments or example can be entered by the technical staff in domain
Row is combined and is combined.
Although embodiments of the invention have been shown and described above, it is to be understood that above-described embodiment be it is exemplary,
It is not considered as limiting the invention, one of ordinary skill in the art within the scope of the invention can be to above-described embodiment
It is changed, changes, replacing and modification.
Claims (10)
1. a kind of sweeping machine, it is characterised in that include：
Vehicle frame；
Driver's cabin, the driver's cabin are arranged on the vehicle frame；
Blower fan, the blower fan are arranged on the vehicle frame and positioned at the rear of the driver's cabin；
Power battery assembly, the power battery assembly include：First electrokinetic cell and the second electrokinetic cell, described first moves
Power battery is arranged on the vehicle frame and is located between the driver's cabin and the blower fan, and second electrokinetic cell is arranged on institute
State on vehicle frame and positioned at the lower section of first electrokinetic cell.
2. sweeping machine according to claim 1, it is characterised in that second electrokinetic cell is located at first power
The underface of battery.
3. sweeping machine according to claim 1, it is characterised in that second electrokinetic cell is polylith, and polylith institute
State the second electrokinetic cell symmetrical on the horizontal direction of the vehicle frame.
4. sweeping machine according to claim 3, it is characterised in that the volume of first electrokinetic cell is more than polylith institute
State the summation of the volume of the second electrokinetic cell.
5. sweeping machine according to claim 4, it is characterised in that first electrokinetic cell and each described second move
Volume ratio a between power battery meets relational expression：5≤a≤8.
6. sweeping machine according to claim 5, it is characterised in that first electrokinetic cell and each described second move
Volume ratio a between power battery meets relational expression：A=20/3.
7. sweeping machine according to claim 1 and 2, it is characterised in that the vehicle frame is truss type frame, described the
One electrokinetic cell is arranged on the top of the upper surface of the truss type frame, and second electrokinetic cell is arranged on the truss-like
In vehicle frame.
8. sweeping machine according to claim 7, it is characterised in that be provided with for loading on the truss type frame
State and in the installing rack of the first electrokinetic cell, and the truss type frame, be provided with battery installation cabin, second electrokinetic cell sets
Put and install in cabin in the battery.
9. sweeping machine according to claim 1, it is characterised in that also include：Casing, the casing are arranged on described
It is located in the casing on vehicle frame and positioned at the rear of the driver's cabin, first electrokinetic cell and the blower fan.
10. sweeping machine according to claim 1, it is characterised in that be provided with the vehicle frame for encapsulating described
The shrouding of two electrokinetic cells.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510634185.6A CN106553513A (en) | 2015-09-29 | 2015-09-29 | Sweeping machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510634185.6A CN106553513A (en) | 2015-09-29 | 2015-09-29 | Sweeping machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106553513A true CN106553513A (en) | 2017-04-05 |
Family
ID=58415977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510634185.6A Pending CN106553513A (en) | 2015-09-29 | 2015-09-29 | Sweeping machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106553513A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108086215A (en) * | 2018-01-30 | 2018-05-29 | 江苏天普星环境科技有限公司 | One kind is swept the floor automobile-used preposition sweeper modified chassis |
| CN109610387A (en) * | 2018-12-25 | 2019-04-12 | 上海神舟汽车节能环保股份有限公司 | A kind of sweeping machine cabinet front deck and its manufacturing method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2261446Y (en) * | 1996-12-04 | 1997-09-03 | 张永江 | One drive road sweeping vehicle |
| CN102303644A (en) * | 2011-06-24 | 2012-01-04 | 李辉 | Heavy-load electric vehicle chassis |
| CN102312413A (en) * | 2010-07-07 | 2012-01-11 | 长沙中联重工科技发展股份有限公司 | Road washing and sweeping vehicle |
| CN103422458A (en) * | 2013-08-22 | 2013-12-04 | 长沙中联重科环卫机械有限公司 | Electric cleaning vehicle |
| CN205059177U (en) * | 2015-09-29 | 2016-03-02 | 比亚迪股份有限公司 | Road sweeping vehicle |
-
2015
- 2015-09-29 CN CN201510634185.6A patent/CN106553513A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2261446Y (en) * | 1996-12-04 | 1997-09-03 | 张永江 | One drive road sweeping vehicle |
| CN102312413A (en) * | 2010-07-07 | 2012-01-11 | 长沙中联重工科技发展股份有限公司 | Road washing and sweeping vehicle |
| CN102303644A (en) * | 2011-06-24 | 2012-01-04 | 李辉 | Heavy-load electric vehicle chassis |
| CN103422458A (en) * | 2013-08-22 | 2013-12-04 | 长沙中联重科环卫机械有限公司 | Electric cleaning vehicle |
| CN205059177U (en) * | 2015-09-29 | 2016-03-02 | 比亚迪股份有限公司 | Road sweeping vehicle |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108086215A (en) * | 2018-01-30 | 2018-05-29 | 江苏天普星环境科技有限公司 | One kind is swept the floor automobile-used preposition sweeper modified chassis |
| CN108086215B (en) * | 2018-01-30 | 2023-10-31 | 江苏天普星环境科技有限公司 | Improved chassis for front sweeper for sweeping vehicle |
| CN109610387A (en) * | 2018-12-25 | 2019-04-12 | 上海神舟汽车节能环保股份有限公司 | A kind of sweeping machine cabinet front deck and its manufacturing method |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170405 |
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| RJ01 | Rejection of invention patent application after publication |