CN108583482A - A kind of safety-type sweeping machine of good buffer effect - Google Patents
A kind of safety-type sweeping machine of good buffer effect Download PDFInfo
- Publication number
- CN108583482A CN108583482A CN201810310702.8A CN201810310702A CN108583482A CN 108583482 A CN108583482 A CN 108583482A CN 201810310702 A CN201810310702 A CN 201810310702A CN 108583482 A CN108583482 A CN 108583482A
- Authority
- CN
- China
- Prior art keywords
- protective fence
- shaped protective
- sweeping machine
- collision
- damping
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R19/00—Wheel guards; Radiator guards, e.g. grilles; Obstruction removers; Fittings damping bouncing force in collisions
- B60R19/56—Fittings damping bouncing force in truck collisions, e.g. bumpers; Arrangements on high-riding vehicles, e.g. lorries, for preventing vehicles or objects from running thereunder
-
- 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
- E01H1/02—Brushing apparatus, e.g. with auxiliary instruments for mechanically loosening dirt
- E01H1/05—Brushing apparatus, e.g. with auxiliary instruments for mechanically loosening dirt with driven brushes
- E01H1/053—Brushing apparatus, e.g. with auxiliary instruments for mechanically loosening dirt with driven brushes having vertical axes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The present invention provides a kind of safety-type sweeping machine of good buffer effect, sweeping machine includes vehicle body and chassis, wherein, bumper housings are set up respectively at left and right sides of vehicle body, sweeping machine further includes collision riser, anticollision mechanism and two buffer gears, anticollision mechanism includes several screws and the first L-shaped protective fence set gradually from back to front, the second L-shaped protective fence and third L-shaped protective fence, has upwardly extended Tapered Column respectively at left and right sides of the first L-shaped protective fence, Tapered Column is inserted upwardly into bumper housings.Buffer gear is set in bumper housings and each buffer gear includes spring, damping sliding block, connecting rod and wedge block.The present invention adds buffer gear and anticollision mechanism in the tail portion of traditional sweeping machine; buffer gear and anticollision mechanism is allowed to play the effect for absorbing collision energy and keeping out automobile; wear end collision of automobile is set to stop in terms of subtracting energy and blocking two; it effectively prevent wear end collision of automobile to pierce the bottom of sweeping machine, while protecting the chassis of sweeping machine and the front of the car of automobile.
Description
The application be to application No. is 201810295421.X, the applying date be on March 30th, 2018, subject name be " one
The divisional application that the safety-type sweeping machine of kind " proposes.
Technical field
The present invention relates to a kind of safety-type sweeping machines of good buffer effect.
Background technology
With the fast development of modern city, sweeping machine has become the common cleaning equipment in city, and sweeper is carrying out
Running speed is slower when cleaning work, is easy, by the Vehicular impact of high speed traveling, to be easy to cause vehicle on seething road
Disaster event.And the chassis setting of sweeping machine is higher, easily directly from the chassis of sweeping machine when car hits sweeping machine from tail portion
Into under the extruding on chassis, the chassis of sweeping machine and car damage are more serious.
In view of the above-mentioned problems, the applicant furthers investigate in view of the above-mentioned drawbacks in the prior art, according to the spy of sweeping machine
Point is designed, and has this case generation then.
Invention content
The purpose of the present invention is to provide a kind of safety-type sweeping machines of good buffer effect, effectively reduce car from tail portion
Hit and caused by damage.
The invention is realized in this way：
A kind of safety-type sweeping machine of good buffer effect is provided, sweeping machine includes vehicle body and chassis, and chassis is located under vehicle body
Face, wherein set up bumper housings at left and right sides of vehicle body respectively, sweeping machine further includes collision riser, anticollision mechanism and two bufferings
Mechanism, the anticollision mechanism include several screws and the first L-shaped protective fence set gradually from back to front, the protection of the second L-shaped
Column and third L-shaped protective fence, each L-shaped protective fence include transverse plate and vertical plate and after transverse plate are connected to vertical plate
The rear end in face, the transverse plate of the first L-shaped protective fence passes through the front end of the folded transverse plate for being located at the second L-shaped protective fence of screw, the 2nd L
The rear end of the transverse plate of shape protective fence folds the front end for the transverse plate for being located at third L-shaped protective fence by screw, and first L-shaped is anti-
Tapered Column has been upwardly extended respectively at left and right sides of guardrail, which is inserted upwardly into the bumper housings, and the buffer gear is set
In in bumper housings and each buffer gear includes spring, damping sliding block, connecting rod and wedge block, the both ends of the spring
It is separately connected damping sliding block and the preceding inner wall of bumper housings, the damping sliding block other end is rotatablely connected the front end of connecting rod, the connection
The rear end thereof of bar is connected on Tapered Column, and the lozenges of the wedge block supports the lozenges of Tapered Column, wedge block
The bottom connection collision riser faced directly, the collision riser are located between two wedge blocks.
Further, the sweeping machine further includes there are two motor-driven jack, and two motor-driven jacks set up separately under chassis
The power-on switch of the right and left in face, two motor-driven jacks is respectively provided on the lozenges of two wedge blocks.
Further, the sweeping machine further includes having emergency alarm bell, and the emergency alarm bell is located on the wedge block, described logical
Electric switch controls the energization and power-off of emergency alarm bell circuit.
Further, the screw number ratio for hammering into the first L-shaped protective fence and the second L-shaped protective fence hammers into the protection of the second L-shaped
The screw number of column and third L-shaped protective fence is few.
Further, arc frame, the arc frame upper edge right and left are equipped with behind the vertical plate of the first L-shaped protective fence
To laying several rotating cylinders at equal intervals.
Further, the rotating cylinder is made of polyurethane foam Energy dissipating material and the surface of rotating cylinder is equipped with fluorescence
Powder.
Further, the rear surface of the collision riser is equipped with Wasted-energy steel plate and several damping springs, the Wasted-energy steel plate table
There are several trapezoidal protrusions, the trapezoidal protrusion to form damping space with collision riser in face, and the damping spring is set to damping
In space and damping spring both ends are separately connected collision riser and Wasted-energy steel plate, several damping springs and damping space are one by one
With setting.
Further, the Wasted-energy steel plate is made of polyurethane foamed material.
After adopting the above technical scheme, the present invention relates to a kind of safety-type sweeping machines of good buffer effect, with the prior art
Compare, advantageous effect is, the present invention adds buffer gear and anticollision mechanism in the tail portion of traditional sweeping machine, allow buffer gear and
Anticollision mechanism plays the effect for absorbing collision energy and keeping out automobile, forces wear end collision of automobile to stop in terms of subtracting energy and blocking two,
It effectively prevent wear end collision of automobile to pierce the bottom of sweeping machine, while protecting the chassis of sweeping machine and the front of the car of automobile, substantially reduce
The causality loss of rear-end collision sweeping machine provides more effective safety precautions, highly practical.
Description of the drawings
Fig. 1 is the side structure schematic diagram of the present invention；
Fig. 2 is one of the structure schematic diagram of the present invention；
Fig. 3 is the two of the structure schematic diagram of the present invention；
Fig. 4 is the structural schematic diagram of the first L-shaped protective fence of the present invention；
Fig. 5 is the close-up schematic view of part A in Fig. 1；
Fig. 6 be the present invention collision riser, Wasted-energy steel plate and damping spring connection diagram.
Reference sign：
11, the first L-shaped protective fence, 111, Tapered Column, 112, arc frame, 113, rotating cylinder, 1131, fluorescent powder, 12, second
L-shaped protective fence, 13, third L-shaped protective fence, 14, screw, 15, transverse plate, 16, vertical plate；21, spring, 22, damping sliding block,
23, connecting rod, 24, wedge block；3, motor-driven jack, 31, power-on switch；4, sweeping machine；5, bumper housings；6, collision is perpendicular
Plate, 61, Wasted-energy steel plate, 611, trapezoidal protrusion, 62, damping spring, 63, damping space；7, emergency alarm bell.
Specific implementation mode
In order to describe the technical content, the structural feature, the achieved object and the effect of this invention in detail, below in conjunction with embodiment
And attached drawing is coordinated to be explained in detail.Coordinate X, Y, Z indicate front-rear direction, left and right directions and upper and lower directions respectively in figure.
Referring to Fig.1 shown in -5, the present invention provides a kind of safety-type sweeping machine 4 of good buffer effect, and sweeping machine 4 includes vehicle body
And chassis, chassis are located at below vehicle body, wherein bumper housings 5 are set up at left and right sides of vehicle body respectively, may be used screw bolt or
The modes such as person's welding connect, and sweeping machine 4 further includes collision riser 6, anticollision mechanism and two buffer gears.The anticollision mechanism packet
The first L-shaped protective fence 11, the second L-shaped protective fence 12 and the third L-shaped for including several screws 14 and setting gradually from back to front are anti-
Guardrail 13, each L-shaped protective fence include transverse plate 15 and vertical plate 16 and after transverse plate 15 are vertically connected on vertical plate 16
The rear end in face, the transverse plate 15 of the first L-shaped protective fence 11 passes through the folded transverse plate 15 for being located at the second L-shaped protective fence 12 of screw 14
The rear end of front end, the transverse plate 15 of the second L-shaped protective fence 12 passes through the folded transverse plate 15 for being located at third L-shaped protective fence 13 of screw 14
Front end.Since screw hammers into two L-shaped protective fences, needs to infer screw before the movement of L-shaped protective fence, infer that screw needs
Larger thrust is wanted, it can be from the rear end of the second L-shaped protective fence 12 forward when the first L-shaped protective fence 11 is hit by wear end collision of automobile
End movement, the impact force that the first L-shaped protective fence moves moment can be by screw deduction to consume crash energy, similarly, the second L-shaped
Protective fence 12 will also absorb energy and infer that screw can just be moved from the rear end forward end of third L-shaped protective fence 13 to absorb impact energy
Amount consumes most impact energy eventually by deduction screw.
As shown in Fig. 1,4,11 left and right sides of the first L-shaped protective fence has upwardly extended Tapered Column 111 respectively, the wedge shape
Column 111 is inserted upwardly into the bumper housings 5.Arc frame 112 is equipped with behind the vertical plate of the first L-shaped protective fence 11, it should
Arc frame 112 lays several rotating cylinders 113 at equal intervals in left-right direction, several rotating cylinders 113 with arc frame 112 radian
Lay, when wear end collision of automobile collides the first L-shaped protective fence 11, the arcs of several rotating cylinders 113 arrange so that rotating cylinder 113 by
The impact force arrived is different, therefore rotating cylinder 113 can be driven to rotate when wear end collision of automobile hits rotating cylinder 113,113 turns of rotating cylinder
Dynamic one side can consume the impact energy of automobile, and on the other hand can guiding wear end collision of automobile, both sides are moved to the left and right, are effectively avoided
Automobile drives straight in the chassis of sweeping machine 4, is further reduced causality loss.
The buffer gear is set in bumper housings and each buffer gear includes spring 21, damping sliding block 22, connection
Bar 23 and wedge block 24,21 both ends of the spring are separately connected damping sliding block 22 and the preceding inner wall of bumper housings, and damping is slided
22 other end of block is rotatablely connected the front end of connecting rod 23, and the rear end thereof of the connecting rod 23 is connected on Tapered Column 111, that is, connects
Bar 23 connects damping sliding block 22 and Tapered Column 111, the spring energy of spring 21 prop up Tapered Column 111 by connecting rod 23 so that wedge
Shape column 111 is stuck between wedge block 24 and damping sliding block 22.The lozenges of the wedge block 24 supports the wedge of Tapered Column 111
Shape face, the bottom connection collision riser 6 of wedge block 24 faced directly, the collision riser 6 are located between two wedge blocks 24, edge
4 left and right directions of sweeping machine extends.
The use state of the present invention is as follows：Wear end collision of automobile knocks collision riser 6 from 4 tail portion of sweeping machine, collides 6 stress of riser
Wedge block 24 is pushed to move forward, wedge block 24, which moves forward, pushes Tapered Column 111 to move down, the rear end of connecting rod 23
It is moved down with Tapered Column 111 so that the front end of connecting rod 23 pushes 22 forward slip of damping sliding block, and damping sliding block 22 is to advancing slip
Spring 21 is squeezed during dynamic, and Impact energy, after 23 complete accumbency of connecting rod, anti-collision machine are so absorbed by the deformation of spring 21
Structure has also declined completely, and anticollision mechanism decline is played the role of preventing car from piercing 4 hull bottom of sweeping machine, still has at this time
Collision energy is not absorbed, then collision energy continues to front transfer, during the first L-shaped of automobile impacting protective fence 11, also
Rotating cylinder 113 has been knocked, has on the one hand been fractureed by inferring that screw consumes part impact energy, another aspect rotating cylinder 113 turns
Dynamic consumption portion of energy, and 113 recurvate arc placing structure of rotating cylinder is additionally favorable for steer motor two sidesway to the left and right
Dynamic, final realize exhausts collision energy and prevents from directly entering 4 bottom of sweeping machine.
The size of the screw of different size is different, intensity also just it is different, the required thrust that fractures with regard to different,
What specific thrust numerical value can be surveyed by experiment, in actual use, the present invention is for the track of different speeds, Ke Yigen
It is estimated that going out the collision energy generated under different speeds, then according to the collision energy of estimation, the parameter of the present invention is carried out
Optimization, for example increase by 14 quantity of screw, increase coefficient of elasticity etc., so that it is fully absorbed in certain distance self-energy, to big
The big geometry compatibility and rigidity compatibility for improving two vehicles in rear-end impact, the crashworthiness of protection staff and vehicle.
Wherein, the rotating cylinder 113 is made of polyurethane foam Energy dissipating material, utilizes the deformation of of rotating cylinder 113 itself
Also portion of energy can be absorbed, and converts the rigid collision of automobile and rotating cylinder 113 to flexible impact, is reduced automobile deformed.Rotation
The surface of rotating cylinder is equipped with fluorescent powder, allows the sweeping machine tailstock to send out fluorescence, the brightness of the fluorescence will not make the colleague of other automobiles
It can play a warning role at obstacle and at night, prevent from accidentally hitting caused by insufficient light.
As the preferred embodiment of the present invention, as shown in Fig. 2, the sweeping machine 4 further includes there are two motor-driven jack 3,
Two motor-driven jacks 3 set up the right and left below chassis separately, and the power-on switch 31 of two motor-driven jacks 3 is respectively provided at two
On the lozenges of a wedge block 24, a power-on switch 31 controls a motor-driven jack 3, in order to simplify electric wire connection knot
The power circuit of structure, motor-driven jack 3 can be individually designed, using lithium battery power supply.Tapered Column is driven when wedge block 24 moves forward
111 can touch the power-on switch 31 of motor-driven jack 3 when declining can jack up and sweep after power-on switch 31 starts motor-driven jack 3
The tail portion of road car 4 so that 4 tail portion of sweeping machine increases at a distance from ground, to expand the accommodating space of wear end collision of automobile, reduces vapour
The area that vehicle is directly hit with 4 chassis of sweeping machine, protects 4 chassis of front of the car and sweeping machine of automobile significantly.
It is highly preferred that the sweeping machine further includes having emergency alarm bell 7, the emergency alarm bell is located on the wedge block, described
Power-on switch controls the energization and power-off of emergency alarm bell circuit, and a power-on switch controls an emergency alarm bell and one electronic very heavy
It pushes up, connects with power-on switch after emergency alarm bell circuit and motor-driven jack circuit in parallel, power-on switch is opened, and two circuits are all logical
Electricity, conversely, power-on switch is closed, two circuits all power off.When automobile crash to L-shaped protective fence and L-shaped protective fence is made to move back
When dynamic, power-on switch will be pressed, also just starts emergency alarm bell at this time and sends out alarm, warning is played to surrounding vehicles and environment and is made
With.
According to the principle of collision the first L-shaped protective fence 11 and the 2nd L are hammered into as another preferred embodiment of the present invention
14 quantity of screw of shape protective fence 12 is fewer than 14 quantity of screw for hammering into the second L-shaped protective fence 12 and third L-shaped protective fence 13.Than
As in the present embodiment, the screw 14 for hammering into the first L-shaped protective fence 11 and the second L-shaped protective fence 12 has a row, hammers into the second L-shaped
The screw 14 of protective fence 12 and third L-shaped protective fence 13 has two rows, since the impact force of automobile at the beginning is maximum, the first L
Shape protective fence 11 only has row's screw 14, and it is smaller which is pushed off consumed impact energy, can only be carried out to impact force
Certain consumption, so vehicle will continue to move, then further becomes smaller using the counteracting of 14 resistance of two rows of screws, with regard to this
Sample, impact force is smaller and smaller, and resistance is increasing so that it is an incremental process to absorb energy, in this way, the present invention is not
The larger rigid impact of intensity can be carried out with the impact force of maximum, force, take the mode of slow consumption impact force that can effectively avoid this
Invention is directly smashed, and is generated the fragment of bigger impact force and caused secondary injury, while realizing the effect for absorbing energy.Most
Afterwards, after the second L-shaped protective fence 122 slides into bottom, impact force has been not enough to that third L-shaped protective fence 13 is allowed to move backward again, this
Sample can effectively prevent the protected object of Vehicular impact, greatly improve security performance.It in actual use, can be according to estimating
Energy selection L-shaped protective fence quantity.
With wear end collision of automobile collide at first be collision riser, in order to reduce the damage of wear end collision of automobile, as shown in fig. 6,
As another preferred embodiment of the present invention, the rear surface of the collision riser 6 is equipped with Wasted-energy steel plate 61 and several damping bullets
There are several trapezoidal protrusions 611, the trapezoidal protrusion 611 to form damping with collision riser 6 for spring 62,61 surface of the Wasted-energy steel plate
Space 63, damping space are that Wasted-energy steel plate 61 provides more deformation spaces, and the damping spring 62 is set in damping space 63 simultaneously
And 62 both ends of damping spring are separately connected collision riser 6 and Wasted-energy steel plate 61, several damping springs 62 and damping space 63 are one by one
Matching setting, the Wasted-energy steel plate 61 are made of polyurethane foamed material, can carry out flexible deformation to absorb impact energy.Energy consumption
The crimp into damping space 63 after plate 61 is impacted, to absorb portion of energy, damping space 63 is impacted during becoming smaller
Energy is transmitted to again on damping spring 62, and damping spring compressive deformation, which is also realized, absorbs impact energy, so by Wasted-energy steel plate and
The deformation of damping spring consumes energy for the first time to wear end collision of automobile, plays buffering effect, avoids direct rigid impact to the vapour that knocks into the back
Vehicle causes larger damage.
Example the above is only the implementation of the present invention is not intended to limit the scope of patent protection of the present invention, every utilization
Equivalent structure or equivalent flow shift made by description of the invention and accompanying drawing content is applied directly or indirectly in other correlations
Technical field, be included within the scope of the present invention.
Claims (3)
1. a kind of safety-type sweeping machine of good buffer effect, sweeping machine includes vehicle body and chassis, and chassis is located at vehicle body in the following, it is special
Sign is, sets up bumper housings at left and right sides of vehicle body respectively, and sweeping machine further includes collision riser, anticollision mechanism and two buffers
Structure, the anticollision mechanism include several screws and the first L-shaped protective fence set gradually from back to front, the second L-shaped protective fence
With third L-shaped protective fence, each L-shaped protective fence includes transverse plate and vertical plate and transverse plate is connected to behind vertical plate,
The rear end of the transverse plate of first L-shaped protective fence passes through the front end of the folded transverse plate for being located at the second L-shaped protective fence of screw, the second L-shaped
The rear end of the transverse plate of protective fence passes through the front end of the folded transverse plate for being located at third L-shaped protective fence of screw, the first L-shaped protection
Tapered Column has been upwardly extended respectively at left and right sides of column, which is inserted upwardly into the bumper housings；The buffer gear is set to
In bumper housings and each buffer gear includes spring, damping sliding block, connecting rod and wedge block, the both ends of the spring point
Not Lian Jie damping sliding block and bumper housings preceding inner wall, the damping sliding block other end be rotatablely connected connecting rod front end, the connecting rod
Rear end thereof be connected on Tapered Column, the lozenges of the wedge block supports the lozenges of Tapered Column, wedge block it is straight
The bottom connection collision riser in face, the collision riser are located between two wedge blocks；The rear surface of the collision riser is equipped with
Wasted-energy steel plate and several damping springs, the energy consumption plate surface have several trapezoidal protrusions, the trapezoidal protrusion perpendicular with collision
Plate forms damping space, and the damping spring is set in damping space and damping spring both ends are separately connected collision riser and consumption
Energy plate, several damping springs and damping space match setting one by one.
2. a kind of safety-type sweeping machine of good buffer effect according to claim 1, which is characterized in that the Wasted-energy steel plate is adopted
It is made of polyurethane foamed material.
3. a kind of safety-type sweeping machine of good buffer effect according to claim 1, which is characterized in that hammer into the first L-shaped
The screw number ratio of protective fence and the second L-shaped protective fence hammers into the screw number of the second L-shaped protective fence and third L-shaped protective fence
It is few.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810310702.8A CN108583482A (en) | 2018-03-30 | 2018-03-30 | A kind of safety-type sweeping machine of good buffer effect |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810295421.XA CN108583492A (en) | 2018-03-30 | 2018-03-30 | A kind of safety-type sweeping machine |
| CN201810310702.8A CN108583482A (en) | 2018-03-30 | 2018-03-30 | A kind of safety-type sweeping machine of good buffer effect |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810295421.XA Division CN108583492A (en) | 2018-03-30 | 2018-03-30 | A kind of safety-type sweeping machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108583482A true CN108583482A (en) | 2018-09-28 |
Family
ID=63621535
Family Applications (5)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810310822.8A Withdrawn CN108891373A (en) | 2018-03-30 | 2018-03-30 | A kind of safety-type sweeping machine that anti-collision effect is good |
| CN201810311195.XA Withdrawn CN108891374A (en) | 2018-03-30 | 2018-03-30 | A kind of safety-type sweeping machine with warning function |
| CN201810310702.8A Withdrawn CN108583482A (en) | 2018-03-30 | 2018-03-30 | A kind of safety-type sweeping machine of good buffer effect |
| CN201810295421.XA Withdrawn CN108583492A (en) | 2018-03-30 | 2018-03-30 | A kind of safety-type sweeping machine |
| CN201910253638.9A Withdrawn CN110316128A (en) | 2018-03-30 | 2019-03-30 | A kind of safety-type sweeping machine |
Family Applications Before (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810310822.8A Withdrawn CN108891373A (en) | 2018-03-30 | 2018-03-30 | A kind of safety-type sweeping machine that anti-collision effect is good |
| CN201810311195.XA Withdrawn CN108891374A (en) | 2018-03-30 | 2018-03-30 | A kind of safety-type sweeping machine with warning function |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810295421.XA Withdrawn CN108583492A (en) | 2018-03-30 | 2018-03-30 | A kind of safety-type sweeping machine |
| CN201910253638.9A Withdrawn CN110316128A (en) | 2018-03-30 | 2019-03-30 | A kind of safety-type sweeping machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (5) | CN108891373A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112896080A (en) * | 2021-03-09 | 2021-06-04 | 泰州市佳洁环保科技有限公司 | Electric patrol car with anti-collision structure |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110258400A (en) * | 2019-06-27 | 2019-09-20 | 徐州徐工环境技术有限公司 | A kind of sweeper with anticollision device, collision-prevention device |
| CN110359405A (en) * | 2019-08-23 | 2019-10-22 | 广州市欧树环保科技有限公司 | A kind of good sweeping machine with overload warning function of cleaning effect |
| CN113043981B (en) * | 2021-03-30 | 2022-09-02 | 重庆骏普康实业有限公司 | Effectual vehicle rear protective fence assembly of bradyseism |
-
2018
- 2018-03-30 CN CN201810310822.8A patent/CN108891373A/en not_active Withdrawn
- 2018-03-30 CN CN201810311195.XA patent/CN108891374A/en not_active Withdrawn
- 2018-03-30 CN CN201810310702.8A patent/CN108583482A/en not_active Withdrawn
- 2018-03-30 CN CN201810295421.XA patent/CN108583492A/en not_active Withdrawn
-
2019
- 2019-03-30 CN CN201910253638.9A patent/CN110316128A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112896080A (en) * | 2021-03-09 | 2021-06-04 | 泰州市佳洁环保科技有限公司 | Electric patrol car with anti-collision structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108891374A (en) | 2018-11-27 |
| CN110316128A (en) | 2019-10-11 |
| CN108891373A (en) | 2018-11-27 |
| CN108583492A (en) | 2018-09-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180928 |
|
| WW01 | Invention patent application withdrawn after publication |