CN207484381U - Snow sweeper round brush regulating device - Google Patents
Snow sweeper round brush regulating device Download PDFInfo
- Publication number
- CN207484381U CN207484381U CN201721306475.9U CN201721306475U CN207484381U CN 207484381 U CN207484381 U CN 207484381U CN 201721306475 U CN201721306475 U CN 201721306475U CN 207484381 U CN207484381 U CN 207484381U
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- round brush
- lifting cylinder
- sensor
- snow sweeper
- regulating device
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Abstract
The utility model discloses a kind of snow sweeper round brush regulating devices, belong to technical field of engineering machinery, the device, including driving the lifting cylinder of round brush pushing and the hydraulic pump of pressure oil being provided for the lifting cylinder, solenoid directional control valve is equipped between the lifting cylinder and the hydraulic pump, also sense the sensor of the round brush abrasion, the sensor is connected by controller with the automatically controlled end of the solenoid directional control valve；The control end of the controller is equipped with the automatic pressure switches of round brush and Snow removing handle.The contact that the utility model can solve between the round brush of existing snow sweeper and ground be difficult control in optimum range value, cause that round brush is easy to wear or the halfway problem of Snowremoval.
Description
Technical field
The utility model is related to construction machinery production technical field, especially a kind of round brush for snow sweeper pushes control
Device.
Background technology
Snow sweeper round brush regulating device is that a kind of control round brush being arranged on snow sweeper presses to ground, makes round brush and ground
It contacts and generates certain contact, the device that road pavement accumulated snow is cleared up；A kind of snow sweeper round brush as shown in Figure 1 is adjusted
Device, the lifting cylinder 01 pushed including driving round brush and the hydraulic pump 02 that pressure oil is provided for lifting cylinder 01, lifting cylinder
One-way hydraulic lock 04 and solenoid directional control valve 03 are equipped between 01 and hydraulic pump 02 successively, the automatically controlled end of solenoid directional control valve 03 is by removing
Snow working handle 05 is connected with power supply 06；During work, driver starts snow sweeper, and pushes Snow removing handle, at this point, electric
Magnetic change-over valve core is switched to left position, oil circuit conducting, and the pressure oil from hydraulic pump enters the rodless cavity of lifting cylinder, lifting oil
The piston of cylinder stretches out, and round brush is pressed to ground, round brush is made to be contacted with ground and generates certain contact, meanwhile, round brush with
Certain speed rotation, road pavement accumulated snow is cleared up during snow sweeper travels, but this snow sweeper round brush adjusts dress
It puts, the continuous friction on round brush and road surface, round brush can slowly be worn in being travelled due to snow sweeper, cause connecing between round brush and ground
Touch pressure is gradually reduced, and the contact between round brush and ground is to pass through control by manual operation Snow removing handle
The turn-on time of oil circuit makes the piston stretching of lifting cylinder long or short come what is obtained, and therefore, this contact is difficult that control exists
In optimum range value, cause round brush excessive with ground pressure, round brush is easy to wear or round brush and ground pressure it is too small,
The halfway problem of Snowremoval.
Utility model content
The utility model provides a kind of snow sweeper round brush regulating device, the device can solve the round brush of existing snow sweeper with
Contact between ground is difficult to control in optimum range value, causes round brush is easy to wear or Snowremoval is halfway to ask
Topic.
To solve the above-mentioned problems, technical solution is used by the utility model：This snow sweeper round brush regulating device,
Including driving the lifting cylinder of round brush pushing and the hydraulic pump of pressure oil, the lifting cylinder and institute being provided for the lifting cylinder
It states and solenoid directional control valve is equipped between hydraulic pump, also sense the sensor of the round brush abrasion, the sensor passes through controller
It is connected with the automatically controlled end of the solenoid directional control valve；The control end of the controller is equipped with the automatic pressure switches of round brush and snow removing
Working handle.
In above-mentioned technical proposal, more specific technical solution can also be：The solenoid directional control valve is three-position four-way valve.
Further：The sensor is the pressure sensor of pressure between the sensing round brush and road surface.
Further：The pressure sensor is set between the rodless cavity of the lifting cylinder and the adjustable throttling.
Further：The sensor is the displacement sensor for sensing the lifting cylinder stroke.
Further：Corresponding to setting institute displacement sensors at the piston rod of the lifting cylinder.
By adopting the above-described technical solution, the utility model has the advantages that compared with prior art：
1st, due to also having the sensor of sensing round brush abrasion, the automatically controlled end phase that sensor passes through controller and solenoid directional control valve
Connection；The control end of controller is equipped with the automatic pressure switches of round brush and Snow removing handle, and sensor senses in real time during snow removing
Round brush wears value signal and this signal is passed to controller, when round brush attrition value is beyond preset round brush attrition value in controller
During range, controller will be transmitted to the automatically controlled end of solenoid directional control valve after the signal processing, control the valve of electromagnetism solenoid directional control valve
Core is switched to conducting position or cut-off position, so as to control the piston of lifting cylinder extended or retracted, makes connecing between round brush and ground
Touch pressure remains constant；It not only ensure that round brush is not easy to wear, and ensure that the thorough removing of accumulated snow；
2nd, since solenoid directional control valve is three-position four-way valve；It can ensure the reliable commutation of solenoid directional control valve；
3rd, due to setting pressure sensor between the rodless cavity of lifting cylinder and adjustable throttling, pressure sensor sensing
Pressure signal had both been the pressure in lifting cylinder rodless cavity, it is ensured that the accuracy for the pressure signal that pressure sensor is sensed；
The 4th, displacement sensor is set at the piston rod due to corresponding to lifting cylinder, it is ensured that displacement sensor was sensed
The accuracy of displacement signal.
Description of the drawings
Fig. 1 is the hydraulic schematic diagram of existing snow sweeper round brush regulating device.
Fig. 2 is the hydraulic schematic diagram of the utility model embodiment 1.
Fig. 3 is the hydraulic schematic diagram of the utility model embodiment 2.
Specific embodiment
The utility model is described in further detail for embodiment below in conjunction with the accompanying drawings：
Embodiment one
Snow sweeper round brush regulating device shown in Fig. 2, including driving the lifting cylinder 11 of round brush pushing and being lifting cylinder
11 provide the hydraulic pump 12 of pressure oil, are equipped with one-way hydraulic lock 14 and electromagnetic switch between lifting cylinder 11 and hydraulic pump 12 successively
Valve 13, solenoid directional control valve 13 are three-position four-way valve；It is equipped between the rodless cavity of lifting cylinder 11 and one-way hydraulic lock 14 adjustable
Valve 16 is flowed, pressure sensor 17 is set between the rodless cavity of lifting cylinder 11 and adjustable throttling 16；Solenoid directional control valve 13 and liquid
The first filter core 110 is equipped between press pump 12, the second filter core 111 is equipped between solenoid directional control valve 13 and fuel tank 112；Pressure sensor
17 are connected by controller 18 with the automatically controlled end of solenoid directional control valve 13；The control end of controller 18 pushes automatically equipped with round brush
Switch 19 and Snow removing handle 15.
Before work, round brush attrition value range is preset in controller, that is, can guarantee between round brush and ground to be optimum contact
Range of pressure values in the lifting cylinder rodless cavity of pressure, during snow removing, driver starts snow sweeper, and according to snow depth, knot
The information such as ice thickness, which push, opens Snow removing handle to predetermined time interval value, which is 1 second, while opens rolling
Automatic pressure switches are brushed, at this point, the round brush of snow sweeper earthward pushes under the driving of lifting cylinder and generation is contacted with ground
Scheduled optimum contact pressure, the function downward driving that snow sweeper pushes automatically in round brush, the accumulated snow of road pavement are purged, simultaneously
Pressure sensor senses the pressure value signal in lifting cylinder rodless cavity and this signal is passed to controller in real time, when pressure passes
The pressure value that sensor senses is beyond during preset range of pressure values, controller outputs signals to solenoid directional control valve in controller
Automatically controlled end, control electromagnetism solenoid directional control valve spool be switched to conducting position or cut-off position, so as to control the piston of lifting cylinder
It is extended or retracted, the contact between round brush and ground is made to remain constant；It not only ensure that round brush is not easy to wear, and
It ensure that the thorough removing of accumulated snow.
Embodiment two
Snow sweeper round brush regulating device shown in Fig. 3, including driving the lifting cylinder 21 of round brush pushing and being lifting cylinder
21 provide the hydraulic pump 22 of pressure oil, are equipped with one-way hydraulic lock 24 and electromagnetic switch between lifting cylinder 21 and hydraulic pump 22 successively
Valve 23, solenoid directional control valve 23 are three-position four-way valve；It is equipped between the rodless cavity of lifting cylinder 21 and one-way hydraulic lock 24 adjustable
Flow valve 26；The first filter core 210 is equipped between solenoid directional control valve 23 and hydraulic pump 22, is set between solenoid directional control valve 23 and fuel tank 212
There is the second filter core 211；Corresponding to being provided with displacement sensor 27 at the piston rod of lifting cylinder 21；Displacement sensor 27 passes through control
Device 28 processed is connected with the automatically controlled end of solenoid directional control valve 23；The control end of controller 28 is equipped with automatic 25 He of pressure switches of round brush
Snow removing handle 29.
Before work, round brush attrition value range is preset in controller, that is, can guarantee between round brush and ground to be optimum contact
The shift value range of the piston rod of the lifting cylinder of pressure, during snow removing, driver starts snow sweeper, and according to snow depth, knot
The information such as ice thickness, which push, opens Snow removing handle to predetermined time interval value, which is 3 seconds, while opens rolling
Automatic pressure switches are brushed, at this point, the round brush of snow sweeper earthward pushes under the driving of lifting cylinder and generation is contacted with ground
Scheduled optimum contact pressure, the function downward driving that snow sweeper pushes automatically in round brush, the accumulated snow of road pavement are purged, simultaneously
Displacement sensor senses the displacement value signal of lifting cylinder piston rod and this signal is passed to controller in real time, works as displacement sensing
The displacement signal value that device senses is beyond during preset shift value range, controller outputs signals to electromagnetic switch in controller
The automatically controlled end of valve, the spool of control electromagnetism solenoid directional control valve is switched to conducting position or cut-off position, so as to control the work of lifting cylinder
It fills in extended or retracted, the contact between round brush and ground is made to remain constant；It not only ensure that round brush is not easy to wear, and
And it ensure that the thorough removing of accumulated snow.
Claims (6)
1. a kind of snow sweeper round brush regulating device, including driving the lifting cylinder of round brush pushing and providing pressure for the lifting cylinder
The hydraulic pump of power oil is equipped with solenoid directional control valve between the lifting cylinder and the hydraulic pump, it is characterised in that：Also sense institute
The sensor of round brush abrasion is stated, the sensor is connected by controller with the automatically controlled end of the solenoid directional control valve；The control
The control end of device processed is equipped with the automatic pressure switches of round brush and Snow removing handle.
2. snow sweeper round brush regulating device according to claim 1, it is characterised in that：The solenoid directional control valve is three four
Port valve.
3. snow sweeper round brush regulating device according to claim 1 or 2, it is characterised in that：The sensor is senses institute
State the pressure sensor of pressure between round brush and road surface.
4. snow sweeper round brush regulating device according to claim 3, it is characterised in that：The rodless cavity of the lifting cylinder with
The pressure sensor is set between adjustable throttling.
5. snow sweeper round brush regulating device according to claim 1 or 2, it is characterised in that：The sensor is senses institute
State the displacement sensor of lifting cylinder stroke.
6. snow sweeper round brush regulating device according to claim 5, it is characterised in that：Corresponding to the work of the lifting cylinder
Institute's displacement sensors are set at stopper rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721306475.9U CN207484381U (en) | 2017-10-11 | 2017-10-11 | Snow sweeper round brush regulating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721306475.9U CN207484381U (en) | 2017-10-11 | 2017-10-11 | Snow sweeper round brush regulating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207484381U true CN207484381U (en) | 2018-06-12 |
Family
ID=62479869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721306475.9U Active CN207484381U (en) | 2017-10-11 | 2017-10-11 | Snow sweeper round brush regulating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207484381U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107489122A (en) * | 2017-10-11 | 2017-12-19 | 中国重汽集团柳州运力科迪亚克机械有限责任公司 | Snow sweeper round brush adjusting means |
| CN108983834A (en) * | 2018-07-17 | 2018-12-11 | 山东汇强重工科技有限公司 | One kind sweep away snow round brush automatic adjustment ground pressure control method |
-
2017
- 2017-10-11 CN CN201721306475.9U patent/CN207484381U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107489122A (en) * | 2017-10-11 | 2017-12-19 | 中国重汽集团柳州运力科迪亚克机械有限责任公司 | Snow sweeper round brush adjusting means |
| CN108983834A (en) * | 2018-07-17 | 2018-12-11 | 山东汇强重工科技有限公司 | One kind sweep away snow round brush automatic adjustment ground pressure control method |
| CN108983834B (en) * | 2018-07-17 | 2021-08-06 | 山东汇强重工科技有限公司 | Control method for automatically adjusting grounding pressure of snow sweeping rolling brush |
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