CN107268511A - Snow sweeper - Google Patents
Snow sweeper Download PDFInfo
- Publication number
- CN107268511A CN107268511A CN201710476743.XA CN201710476743A CN107268511A CN 107268511 A CN107268511 A CN 107268511A CN 201710476743 A CN201710476743 A CN 201710476743A CN 107268511 A CN107268511 A CN 107268511A
- Authority
- CN
- China
- Prior art keywords
- snow
- valve
- lock
- pressure
- magnetic valve
- 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
- 241001417527 Pempheridae Species 0.000 title claims abstract description 22
- 239000002828 fuel tank Substances 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims 1
- 230000005484 gravity Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
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
- E01H5/00—Removing snow or ice from roads or like surfaces; Grading or roughening snow or ice
- E01H5/04—Apparatus propelled by animal or engine power; Apparatus propelled by hand with driven dislodging or conveying levelling elements, conveying pneumatically for the dislodged material
- E01H5/08—Apparatus propelled by animal or engine power; Apparatus propelled by hand with driven dislodging or conveying levelling elements, conveying pneumatically for the dislodged material dislodging essentially by driven elements
-
- 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
- E01H5/00—Removing snow or ice from roads or like surfaces; Grading or roughening snow or ice
- E01H5/12—Apparatus or implements specially adapted for breaking, disintegrating, or loosening layers of ice or hard snow with or without clearing or removing ; Roughening ice or hard snow by means of tools
-
- 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
- E01H6/00—Apparatus equipped with, or having provisions for equipping with, both elements for especially removal of refuse or the like and elements for removal of snow or ice
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Road Paving Machines (AREA)
Abstract
The invention discloses a kind of snow sweeper, belong to technical field of engineering machinery, the snow sweeper includes the snow throwing head driven by hoist cylinder, it is sequentially provided with lifting magnetic valve and lock-up solenoid valve between the rod chamber and pressure oil-source of the hoist cylinder, the automatically controlled end of the lifting magnetic valve is by lifting electromagnetic valve switch, the automatically controlled end of the lock-up solenoid valve passes through that lock-up solenoid valve switch is corresponding with controller respectively to be connected；Floating magnetic valve and pressure-regulating valve are sequentially provided between the lifting magnetic valve and the pressure oil-source；The automatically controlled end of the floating magnetic valve is connected by floating electromagnetic valve switch with the controller.The problem of snow shoveling plate meeting road pavement that the present invention can solve existing snow sweeper snow throwing head causes mechanical damage.
Description
Technical field
The present invention relates to technical field of engineering machinery, especially a kind of snow sweeper.
Background technology
Snow sweeper is the machinery for removing accumulated snow, a kind of snow sweeper as shown in Figure 1 and Figure 2, including be located at the front end of driver's cabin 02
The snow throwing first 01 driven by hoist cylinder, be provided with the snow shoveling plate 011 that forward extends out in the bottom of snow throwing first 01；The lifting
Lifting magnetic valve 06 and lock-up solenoid valve 05, the lifting electromagnetism are sequentially provided between the rod chamber and pressure oil-source 03 of oil cylinder 04
The automatically controlled end of valve 06 is by lifting electromagnetic valve switch 09, the automatically controlled end of the lock-up solenoid valve 05 passes through lock-up solenoid valve switch 08
Connection corresponding with controller 07 respectively；When needing shovel snow, lock-up solenoid valve switch is closed, lock-up solenoid valve is operated in right position and led
Logical, now the pressure in hoist cylinder rod chamber is more than the pressure in its rodless cavity, and snow throwing head is by self gravitation with certain
Speed slowly declines until snow shoveling plate is contacted with ground, and starting road pavement in snow sweeper traveling carries out shovel snow；So, due to shovel snow
The pressure that plate is contacted with ground can suddenly be increasedd or decreased with the out-of-flatness on road surface, often result in snow shoveling plate to cleaning road surface
Mechanical damage, especially airfield runway road surface, when thering is mechanical damage aircraft taking off or landing, can all exist huge
Potential safety hazard.
The content of the invention
The present invention provides a kind of snow sweeper, and the snow shoveling plate that this snow sweeper can solve existing snow sweeper snow throwing head can satisfy the need
The problem of mechanical damage is caused in face.
In order to solve the above problems, the technical solution adopted in the present invention is：This snow sweeper, including pass through hoist cylinder
The snow throwing head of driving, is sequentially provided with lifting magnetic valve and lock-up solenoid valve, the liter between the hoist cylinder and pressure oil-source
The automatically controlled end of drop magnetic valve is by lifting electromagnetic valve switch, the automatically controlled end of the lock-up solenoid valve passes through lock-up solenoid valve switch point
Connection not corresponding with controller；Floating magnetic valve is sequentially provided between the lifting magnetic valve and the pressure oil-source and pressure is adjusted
Save valve；The automatically controlled end of the floating magnetic valve is connected by floating electromagnetic valve switch with the controller.
In above-mentioned technical proposal, more specifically technical scheme can also be：The pressure-regulating valve, the lock-up solenoid valve
Filter is equipped between pressure oil-source.
Further：The pressure oil-source includes oil pump and the fuel tank being connected with the oil pump input.
By adopting the above-described technical solution, the present invention has the advantages that compared with prior art：
1st, due to snow sweeper, including the snow throwing head driven by hoist cylinder, it is sequentially provided between hoist cylinder and pressure oil-source
Lift magnetic valve and lock-up solenoid valve, lift the automatically controlled end of magnetic valve by lift electromagnetic valve switch, lock-up solenoid valve it is automatically controlled
End passes through the connection corresponding with controller respectively of lock-up solenoid valve switch；Floating is sequentially provided between lifting magnetic valve and pressure oil-source
Magnetic valve and pressure-regulating valve；The automatically controlled end of floating magnetic valve is connected by floating electromagnetic valve switch with controller.Wherein, will
Default lift-off pressures value is slightly less than snow throwing head gross weight value in pressure-regulating valve；When needing shovel snow, lifting electromagnetic valve switch,
Floating electromagnetic valve switch and lock-up solenoid valve switch are closed at；Lifting electromagnetism valve events are operated in left position conducting, locking electromagnetism
Valve events are operated in right position conducting, and now the pressure in rod chamber is more than the pressure in its rodless cavity, and snow throwing head is by itself weight
Power is slowly declined with certain speed until snow shoveling plate is contacted with ground, simultaneously as the effect of pressure-regulating valve, snow shoveling plate and
Road surface contacts default pressure value and subtracts the default buck force value of pressure-regulating valve equal to snow removal joint gross weight force value；Make snow throwing head
Overcoming the effect of gravity has the function of floating, and snow sweeper is moved rearwards by this float function downward driving, vehicle center of gravity, not only
The center of gravity on front-wheel steer bridge will be concentrated on originally, be uniformly distributed in backward on four driving wheels, make front-wheel steer slim and graceful, traveling
More steady and smooth, moreover, the pressure that snow shoveling plate is contacted with ground during snow shoveling machine traveling remains constant, Bu Huisui
The out-of-flatness on road surface and cause its pressure contacted with road surface to increase suddenly or reduce suddenly, will not road pavement cause mechanical damage
Wound.
2nd, due to being equipped with filter between pressure-regulating valve, lock-up solenoid valve and pressure oil-source；It can filter out in pressure oil
Impurity.
Brief description of the drawings
Fig. 1 is the structural representation of existing snow sweeper.
Fig. 2 is the hydraulic schematic diagram of existing snow sweeper snow removal joint.
Fig. 3 is the hydraulic schematic diagram of the embodiment of the present invention.
Embodiment
The invention will be further described for embodiment below in conjunction with the accompanying drawings：
Snow sweeper shown in Fig. 3, including the snow throwing head driven by hoist cylinder 4, the rod chamber and pressure oil-source of hoist cylinder 4
Between be sequentially provided with lifting magnetic valve 6 and lock-up solenoid valve 5, hoist cylinder 4 and lifting magnetic valve 6 have two respectively, and two rise
Drop magnetic valve 6 automatically controlled end be connected by lifting electromagnetic valve switch 9 with the respective end of controller 7, lock-up solenoid valve 5 it is automatically controlled
End is connected by lock-up solenoid valve switch 8 with the respective end of controller 7；It is sequentially provided between lifting magnetic valve 6 and pressure oil-source 3
Floating magnetic valve 11 and pressure-regulating valve 10；The automatically controlled end of floating magnetic valve 11 passes through floating electromagnetic valve switch 12 and controller 7
Respective end connection；Filter 13 is equipped between pressure-regulating valve 10, lock-up solenoid valve 5 and pressure oil-source 3；Pressure oil-source 3
The fuel tank 32 being connected including oil pump 31 and with the input of oil pump 31.
Wherein, default lift-off pressures value in pressure-regulating valve is slightly less than snow throwing head gross weight value；That is snow throwing head is total
Weight is that default lift-off pressures value is 3.5 tons in 3.6 ton hours, pressure-regulating valve；
When needing shovel snow, lifting electromagnetic valve switch, floating electromagnetic valve switch and lock-up solenoid valve switch are closed at；Lift electromagnetism
Valve events are operated in left position conducting, and lock-up solenoid valve action is operated in right position conducting, and now the pressure in rod chamber is more than its nothing
Pressure in rod cavity, snow throwing head by self gravitation with certain speed slowly decline until snow shoveling plate contacted with ground, meanwhile,
Due to the effect of pressure-regulating valve, snow shoveling plate contacts default pressure value with road surface and subtracted equal to 3.6 tons of snow removal joint gross weight force value
3.5 tons of the default buck force value of pressure-regulating valve；The pressure that so snow shoveling plate is contacted with road surface is 0.1 ton, makes snow throwing head gram
Having taken the effect of gravity has the function of floating, and snow sweeper is moved rearwards by this float function downward driving, vehicle center of gravity, not only will
The center of gravity originally concentrated on front-wheel steer bridge, is uniformly distributed on four driving wheels backward, makes front-wheel steer slim and graceful, and traveling is more
Plus steady and smooth, will not be with moreover, the pressure that snow shoveling plate is contacted with ground during the traveling of snow shoveling machine remains constant
The out-of-flatness on road surface and cause its pressure contacted with road surface to increase suddenly or reduce suddenly, will not road pavement cause mechanical damage
Wound.
Claims (3)
1. a kind of snow sweeper, including the snow throwing head driven by hoist cylinder, the rod chamber and pressure oil-source of the hoist cylinder
Between be sequentially provided with lifting magnetic valve and lock-up solenoid valve, the automatically controlled end of the lifting magnetic valve by lift electromagnetic valve switch,
The automatically controlled end of the lock-up solenoid valve switchs connection corresponding with controller respectively by lock-up solenoid valve；It is characterized in that：It is described
Floating magnetic valve and pressure-regulating valve are sequentially provided between lifting magnetic valve and the pressure oil-source；The electricity of the floating magnetic valve
Control end is connected by floating electromagnetic valve switch with the controller.
2. snow sweeper according to claim 1, it is characterised in that：The pressure-regulating valve, the lock-up solenoid valve and pressure
Filter is equipped between power oil sources.
3. snow sweeper according to claim 1 or 2, it is characterised in that：The pressure oil-source include oil pump and with the oil pump
The fuel tank that input is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710476743.XA CN107268511A (en) | 2017-06-21 | 2017-06-21 | Snow sweeper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710476743.XA CN107268511A (en) | 2017-06-21 | 2017-06-21 | Snow sweeper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107268511A true CN107268511A (en) | 2017-10-20 |
Family
ID=60067946
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710476743.XA Pending CN107268511A (en) | 2017-06-21 | 2017-06-21 | Snow sweeper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107268511A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0516823U (en) * | 1991-08-13 | 1993-03-02 | 株式会社日本除雪機製作所 | Rotary snowplow snow removal equipment |
| JPH10183674A (en) * | 1996-12-25 | 1998-07-14 | Toyo Umpanki Co Ltd | Lifting device of earth-moving tool |
| JP2009155893A (en) * | 2007-12-26 | 2009-07-16 | Kobelco Contstruction Machinery Ltd | Dozer device of shovel |
| CN201695972U (en) * | 2010-06-17 | 2011-01-05 | 廊坊天和众邦勘探设备有限公司 | Drill power head floating structure |
| CN202073018U (en) * | 2011-05-07 | 2011-12-14 | 徐州徐工筑路机械有限公司 | Hydraulic control system for flotation of rear-material-conveying milling machine scraper plate |
| CN103306233A (en) * | 2013-06-06 | 2013-09-18 | 长安大学 | Automatic compensation control method of snow sweeper roller brush based on pressure feedback |
| CN203809400U (en) * | 2013-10-08 | 2014-09-03 | 厦工(三明)重型机器有限公司 | Controlling hydraulic system for spreading machine ironing plate |
| US20160090704A1 (en) * | 2014-09-29 | 2016-03-31 | Keith E Smith | Floating brush sweeper |
| CN205654623U (en) * | 2016-05-09 | 2016-10-19 | 武汉九通汽车厂 | Hydraulic system fluctuation device is swept to snow removing hull |
| CN207062874U (en) * | 2017-06-21 | 2018-03-02 | 中国重汽集团柳州运力科迪亚克机械有限责任公司 | Snow sweeper |
-
2017
- 2017-06-21 CN CN201710476743.XA patent/CN107268511A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0516823U (en) * | 1991-08-13 | 1993-03-02 | 株式会社日本除雪機製作所 | Rotary snowplow snow removal equipment |
| JPH10183674A (en) * | 1996-12-25 | 1998-07-14 | Toyo Umpanki Co Ltd | Lifting device of earth-moving tool |
| JP2009155893A (en) * | 2007-12-26 | 2009-07-16 | Kobelco Contstruction Machinery Ltd | Dozer device of shovel |
| CN201695972U (en) * | 2010-06-17 | 2011-01-05 | 廊坊天和众邦勘探设备有限公司 | Drill power head floating structure |
| CN202073018U (en) * | 2011-05-07 | 2011-12-14 | 徐州徐工筑路机械有限公司 | Hydraulic control system for flotation of rear-material-conveying milling machine scraper plate |
| CN103306233A (en) * | 2013-06-06 | 2013-09-18 | 长安大学 | Automatic compensation control method of snow sweeper roller brush based on pressure feedback |
| CN203809400U (en) * | 2013-10-08 | 2014-09-03 | 厦工(三明)重型机器有限公司 | Controlling hydraulic system for spreading machine ironing plate |
| US20160090704A1 (en) * | 2014-09-29 | 2016-03-31 | Keith E Smith | Floating brush sweeper |
| CN205654623U (en) * | 2016-05-09 | 2016-10-19 | 武汉九通汽车厂 | Hydraulic system fluctuation device is swept to snow removing hull |
| CN207062874U (en) * | 2017-06-21 | 2018-03-02 | 中国重汽集团柳州运力科迪亚克机械有限责任公司 | Snow sweeper |
Non-Patent Citations (2)
| Title |
|---|
| 严爱军等: "《过程控制系统》", 31 March 2010, 北京工业大学出版社 * |
| 尉迟斌: "《制冷工程技术辞典》", 31 December 1987, 上海交通大学出版社 * |
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| 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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171020 |