CN207830248U - A kind of back-loading type waste compacting vehicle hydraulic device - Google Patents
A kind of back-loading type waste compacting vehicle hydraulic device Download PDFInfo
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- CN207830248U CN207830248U CN201820184135.1U CN201820184135U CN207830248U CN 207830248 U CN207830248 U CN 207830248U CN 201820184135 U CN201820184135 U CN 201820184135U CN 207830248 U CN207830248 U CN 207830248U
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- valve
- push plate
- oil
- loading type
- hydraulic device
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Abstract
The utility model is related to a kind of back-loading type waste compacting vehicle hydraulic devices, include by the fuel tank of oil circuit connection, oil pump, push plate valve group and push plate oil cylinder, the adjustable control valve of Opening pressure is connected in the push plate valve group, which is connected with the controller of garbage compression vehicle.The utility model can control compressing force size when push plate compressed garbage according to the type of organic waste or inorganic refuse, for organic waste, by the high Opening pressure for setting control valve, keep organic waste compression close, for inorganic refuse, by setting the low Opening pressure of control valve, keep inorganic refuse compression close, to ensure the problem of garbage compression vehicle is not in overload, space waste.
Description
Technical field
The utility model is related to garbage-compressing hydraulic-pressure control apparatus technical fields, refer to a kind of rear-loading type rubbish specifically
Rubbish compression vehicle hydraulic device.
Background technology
With the Urbanization Construction in China, the ingredient of domestic waste has changed a lot, according to the close of rubbish
Degree can be divided into inorganic refuse and organic waste, and electrodeless rubbish refers to the waste of inorganic constituents in house refuse, be by can not be by
The inorganic matter composition of microorganism decomposition, such as plastics, glass etc.；Organic waste refers to containing organic components in house refuse
Waste, big multipotency is decomposed by the microorganisms, mainly paper, fiber, bamboo and wood, kitchen dish slag etc., 50% in domestic waste
It is the organic waste of compressibility above.With the improvement of people's environmental awareness, the organic waste amount speedup of compressibility is accelerated,
So that the garbage disposal work in city becomes more and more heavier, rubbish mode is artificially collected using traditional, was both taken time and effort,
Efficiency is also low, and therefore, garbage compression vehicle starts to be paid attention to, and use scope is more and more wider.
In current back-loading type waste compacting vehicle, it is substantially and is pushed away by common overflow valve to control in garbage compression vehicle
The back pressure of plate oil cylinder rodless cavity, to control compressing force when push plate compressed garbage.This method is simple and reliable at low cost but right
Different types of rubbish, the compressing force all same of push plate are drawn when compressing organic waste since organic waste shrinkage is larger
It rises and loads excessively, the phenomenon that overload；When compressing organic waste, cause underrun since inorganic refuse shrinkage is small
The phenomenon that.
In addition, in current back-loading type waste compacting vehicle, it is substantially and is dumped rubbish by conventional throttle valve to control
Reversal rate when bucket.This method is simple and reliable at low cost, but the speed for overturning dustbin counterclockwise and clockwise is inconsistent,
The dustbin reversal rate of the different conditions such as drum, keg, empty barrel and bucketful can not be made to be consistent, it is suddenly fast to neglect slow, shadow
Ring the handling of rubbish.
Secondly, in current back-loading type waste compacting vehicle, the output shaft of engine torque extracting machine and the pump shaft of oil pump are direct
Connection.This connection type is although compact-sized, at low cost, but when garbage compression vehicle does not carry out rubbish handling operation, oil
The pump shaft of pump is still connected with engine torque extracting machine, causes oil pump in running order for a long time, shortens the use of oil pump
Service life, while also increasing the fuel consumption of engine.
Utility model content
In view of this, the purpose of the utility model is to overcome the deficiencies in the prior art, a kind of rear-loading type rubbish pressure is provided
Contracting vehicle hydraulic device can not control its push plate compression to solve garbage compression vehicle in the prior art for different types of rubbish
The problem of power.
Technical solution adopted by the utility model to solve its technical problems is：
A kind of back-loading type waste compacting vehicle hydraulic device is provided, includes by the fuel tank of oil circuit connection, oil pump, push plate valve group
And push plate oil cylinder, the adjustable control valve of Opening pressure, the control valve and garbage compression vehicle are connected in the push plate valve group
Controller be connected.
The operation principle of the utility model is：When rubbish is compressed in the push plate of garbage compression vehicle, compressed rubbish
The piston rod of push plate oil cylinder is forced to recycle, the fluid in push plate oil cylinder rodless cavity is forced through control valve and flows back to fuel tank, therefore controls
The size of the compressing force of push plate when the Opening pressure of valve processed determines compressed garbage, the Opening pressure more high compression forces of control valve more
Greatly, otherwise smaller, operating personnel can preset the unlatching of control valve before operation by controller according to the type of rubbish
Pressure.
Based on the above technical solution, the utility model can also do following improvement.
Further, the fuel tank is connected by the total road of fuel feeding with oil pump, and push plate is equipped between oil pump and push plate oil cylinder and is supplied
Oil circuit, is equipped with push plate oil return line between push plate oil cylinder and fuel tank, push plate valve group is set on push plate oil passage and push plate oil return line.
Further, the push plate valve group includes overflow valve and push plate reversal valve, and the control valve is proportional pressure control valve, push plate
Reversal valve is connected with push plate oil passage, push plate oil return line respectively, and overflow valve is in parallel with push plate reversal valve, proportional pressure control valve with overflow
It is in parallel to flow valve.
Further, the push plate reversal valve is three-position four-way electromagnetic directional valve.
Further, oil passage is promoted after the oil pump also passes through and is connected with rear lift cylinder, rear lift cylinder and fuel tank it
Between be equipped with after promote oil return line, push plate oil return line is connected by the total road of oil return with fuel tank with the rear oil return line that promoted, in rear promotion
Oil passage promotes valve group with rear promoted after oil return line is equipped with.
Further, the rear valve group that promoted includes that pressure compensated flow regulating valve promotes reversal valve with rear, promotes commutation afterwards
Valve is connected with rear promotion oil passage, the rear oil return line that promoted respectively, pressure compensated flow regulating valve be set to rear lift cylinder with
Afterwards between promotion reversal valve.
Further, the rear reversal valve that promoted is three six logical hand-operated direction valves.
Further, it is adjustable explosion-proof that pressure limit is equipped between the pressure compensated flow regulating valve and rear lift cylinder
Valve.
Further, promoted after described reversal valve be connected separately with two groups of pressure compensated flow regulating valves, explosion-proof valve and after
Lift cylinder is connected with balanced valve between two groups of explosion-proof valves.
Further, electromagnetic clutch, electromagnetic clutch are equipped between the oil pump and the engine torque extracting machine of garbage compression vehicle
Device is connected with the controller of garbage compression vehicle.
Compared with prior art, the utility model has the following advantages and advantageous effect：
(1) compressing force when the utility model can be according to the type of organic waste or inorganic refuse control push plate compressed garbage
Size by setting the high Opening pressure of control valve, keeps organic waste compression close organic waste, for inorganic refuse,
By setting the low Opening pressure of control valve, keep inorganic refuse compression close, to ensure garbage compression vehicle be not in overload,
The problem of space waste.
(2) it when the utility model can make to dump rubbish barrel by pressure compensated flow regulating valve, either turns over clockwise
Turn, or overturning counterclockwise, also or the states such as drum, keg, bucketful and empty barrel, all keeps the reversal rate of dustbin permanent
It is fixed, to be conducive to the handling of rubbish.
(3) electromagnetic clutch is arranged between the engine torque extracting machine and oil pump of garbage compression vehicle in the utility model, when need
When oil pump being wanted to export power, electromagnetic clutch is attracted, and engine torque extracting machine is made to drive operation of oil pump；When not needing, oil pump output is dynamic
When power, electromagnetic clutch separation makes oil pump be stopped, not only extends the service life of oil pump, while decreasing and starting
The consumption of machine fuel.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, other drawings may also be obtained based on these drawings.
Fig. 1 is the structural schematic diagram of the hydraulic control device of the utility model；
In figure, 1-fuel tank；2-oil pumps；3-push plate oil cylinders；4-rear lift cylinders；5-proportional pressure control valves；6-overflows
Valve；7-push plate reversal valves；8-pressure compensated flow regulating valves；9-promote reversal valve afterwards；10-electromagnetic clutch；11-push away
Plate oil passage；12-push plate oil return lines；13-promote oil passage afterwards；14-promote oil return line afterwards；The total road of 15-fuel feeding；16-return
The roads You Zong；17-explosion-proof valves；18-balanced valves.
Specific implementation mode
It, below will be to the technology of the utility model to keep the purpose of this utility model, technical solution and advantage clearer
Scheme is described in detail.Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than comprehensively
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not before making creative work
Obtained all other embodiment is put, the range that the utility model is protected is belonged to.
Embodiment 1：
A kind of back-loading type waste compacting vehicle hydraulic device, as shown in Figure 1, including fuel tank 1, oil pump 2, push plate oil cylinder 3, ratio
Overflow valve 5, overflow valve 6 and push plate reversal valve 7, fuel tank 1 are connected by the total road 15 of fuel feeding with oil pump 2, oil pump 2 and push plate oil
Between cylinder 3 be equipped with push plate oil passage 11, between push plate oil cylinder 3 and fuel tank 1 be equipped with push plate oil return line 12, push plate oil passage 11 with push away
Plate oil return line 12 is connected with push plate reversal valve 7, in order to control the rod chamber and rodless cavity of push plate oil cylinder 3 respectively, to
Control the flexible of push plate oil cylinder 3.Overflow valve 6 is in parallel with push plate reversal valve 7, and proportional pressure control valve 5 is in parallel with overflow valve 6, and compares
Example overflow valve 5 is connected with the controller of garbage compression vehicle, 7 preferred three-position four-way electromagnetic directional valve of push plate reversal valve.
The Opening pressure of the proportional pressure control valve 5 of the utility model can be before operation, by garbage compression vehicle driver's cabin
Controller preset and be stored in controller according to the type of rubbish, such as：When being compressed to organic waste, ratio
The Opening pressure of overflow valve 5 is set as 90bar, and when being compressed to inorganic refuse, the Opening pressure of proportional pressure control valve 5 is set as
50bar.When operating personnel need to carry out garbage-compressing operation, it is only necessary to be opened accordingly by controller selection percentage overflow valve 5
Open pressure.
For the utility model during compressed garbage, compressed rubbish forces the piston rod of push plate oil cylinder 3 to recycle, due to
Three-position four-way electromagnetic directional valve is in middle position at this time, and the fluid in 3 rodless cavity of push plate oil cylinder is forced through proportional pressure control valve 5 and flows back to
In fuel tank 1, when the Opening pressure of proportional pressure control valve 5 is set as 90bar, organic waste is pressed under larger compression force
Tightly；When the Opening pressure of proportional pressure control valve 5 is set as 50bar, inorganic refuse can be compacted under smaller compression force.
Therefore, the utility model ensure that the problem of garbage compression vehicle is not in overload, space waste.In addition, opening overflow valve 6
It opens pressure and is set as 90bar, safety valve can be played the role of, since the setting pressure of proportional pressure control valve 5 is less than 90bar, lead to
Often during compressed garbage, the fluid in 3 rodless cavity of push plate oil cylinder flows back to fuel tank not by overflow valve 6, only works as fluid
When pressure is more than 90bar, fluid just flows back to fuel tank with release by overflow valve 6.
Embodiment 2：
Preferably, for the utility model is better achieved, advanced optimize on the basis of the above embodiments, especially
Using following setting structures：
As shown in Figure 1, above-mentioned oil pump 2 promotes oil passage 13 after passing through is connected with rear lift cylinder 4, rear lift cylinder 4 with
Oil return line 14 is promoted after being equipped between fuel tank 1, push plate oil return line 12 passes through the total road 16 of oil return and fuel tank 1 with the rear oil return line 14 that promoted
It is connected, the rear oil passage 13 that promoted is connected with rear promotion reversal valve 9 with the rear oil return line 14 that promoted, after controlling respectively
The rod chamber and rodless cavity of lift cylinder 4, to after control lift cylinder 4 it is flexible.Reversal valve 9 is promoted afterwards is connected with two groups of pressures
Force compensating flow control valve 8, between every group of pressure compensated flow regulating valve 8 and rear lift cylinder 4 be equipped with explosion-proof valve 17, with to prevent
Only oil pipe ruptures and causes accident out of control suddenly.It is connected with balanced valve 18 between two groups of explosion-proof valves 17, it is anti-to adjust both sides
The relative equilibrium of oil liquid pressure in quick-fried valve 17.The preferably three six logical hand-operated direction valves of reversal valve 9 are promoted afterwards.
The piston rod stretching and recycling of lift cylinder 4 after the utility model is controlled by pressure compensated flow regulating valve 8
Speed controls the speed of overturning dustbin, can realize dustbin overturn clockwise, counterclockwise overturning, drum, keg, bucketful
And the reversal rate that the states such as empty barrel are kept constant.It is assumed that：When the piston rod of lift cylinder 4 stretches out afterwards, the dustbin inverse time
Needle is overturn, i.e., dustbin is dumped rubbish toward garbage compression vehicle；Afterwards when the piston rod recycling of lift cylinder 4, dustbin turns over clockwise
Turn, i.e., empty dustbin is placed on ground.Control process is as follows：
When three six logical hand-operated direction valves are in upper, kept from the flow of 3 mouthfuls of outflows of pressure compensated flow regulating valve 8
It is constant, it is not influenced by the load pressure variation of 2 mouthfuls of 3 mouthfuls of downstream loops or bypass, because of the hereafter piston rod stretching of lift cylinder 4
Speed is kept constant, i.e., the speed that dustbin is overturn counterclockwise can be kept constant.
When three six logical hand-operated direction valves are in the next, kept from the flow of 3 mouthfuls of outflows of pressure compensated flow regulating valve 8
It is constant, it is not influenced by the load pressure variation of 2 mouthfuls of 3 mouthfuls of downstream loops or bypass, because of the hereafter piston rod recycling of lift cylinder 4
Speed is kept constant, i.e., the speed that dustbin is overturn clockwise can be kept constant.
Embodiment 3：
Preferably, for the utility model is better achieved, advanced optimize on the basis of the above embodiments, especially
Using following setting structures：
As shown in Figure 1, being equipped with electromagnetic clutch 10, electromagnetism between oil pump 2 and the engine torque extracting machine of garbage compression vehicle
Clutch 10 is connected with the controller of garbage compression vehicle.When need oil pump 2 export power when, by controller control electromagnetism from
Clutch 10 is attracted, and the power of engine torque extracting machine output shaft is transmitted to oil pump 2 by electromagnetic clutch 10；When not needing oil pump 2
When exporting power, electromagnetic clutch 10 is controlled by controller and is detached, the power of engine torque extracting machine output shaft can not be transmitted to
Oil pump 2, oil pump 2 do not rotate, and not only extend the service life of oil pump 2, while decreasing the consumption of engine fuel.
Above description is only a specific implementation of the present invention, but the scope of protection of the utility model is not limited to
In this, any one skilled in the art within the technical scope disclosed by the utility model, can readily occur in variation
Or replace, it should be covered within the scope of the utility model.
Claims (10)
1. a kind of back-loading type waste compacting vehicle hydraulic device, it is characterised in that：Include fuel tank (1), the oil pump by oil circuit connection
(2), push plate valve group and push plate oil cylinder (3) are connected with the adjustable control valve of Opening pressure, the control in the push plate valve group
Valve is connected with the controller of garbage compression vehicle.
2. back-loading type waste compacting vehicle hydraulic device according to claim 1, it is characterised in that：The fuel tank (1) passes through
The total road of fuel feeding (15) is connected with oil pump (2), and push plate oil passage (11), push plate oil are equipped between oil pump (2) and push plate oil cylinder (3)
Push plate oil return line (12) is equipped between cylinder (3) and fuel tank (1), push plate valve group is set to push plate oil passage (11) and push plate oil return line
(12) on.
3. back-loading type waste compacting vehicle hydraulic device according to claim 2, it is characterised in that：The push plate valve group includes
Overflow valve (6) and push plate reversal valve (7), the control valve are proportional pressure control valve (5), and push plate reversal valve (7) is supplied with push plate respectively
Oil circuit (11), push plate oil return line (12) are connected, and overflow valve (6) is in parallel with push plate reversal valve (7), proportional pressure control valve (5) with overflow
It is in parallel to flow valve (6).
4. back-loading type waste compacting vehicle hydraulic device according to claim 3, it is characterised in that：The push plate reversal valve
(7) it is three-position four-way electromagnetic directional valve.
5. back-loading type waste compacting vehicle hydraulic device according to claim 4, it is characterised in that：The oil pump (2) is also logical
Later it promotes oil passage (13) and is connected with rear lift cylinder (4), promoted back after being equipped between rear lift cylinder (4) and fuel tank (1)
Oil circuit (14), push plate oil return line (12) is connected by the total road of oil return (16) with fuel tank (1) with the rear oil return line (14) that promoted, rear
It promotes oil passage (13) and promotes valve group with rear promoted after oil return line (14) is equipped with.
6. back-loading type waste compacting vehicle hydraulic device according to claim 5, it is characterised in that：Valve group packet is promoted after described
Include pressure compensated flow regulating valve (8) and promote reversal valve (9) with rear, promoted afterwards reversal valve (9) respectively with rear promotion oil passage
(13), it promotes oil return line (14) afterwards to be connected, pressure compensated flow regulating valve (8) is set to rear lift cylinder (4) and is promoted with rear
Between reversal valve (9).
7. back-loading type waste compacting vehicle hydraulic device according to claim 6, it is characterised in that：Reversal valve is promoted after described
(9) it is three six logical hand-operated direction valves.
8. back-loading type waste compacting vehicle hydraulic device according to claim 7, it is characterised in that：The pressure compensated flow
The adjustable explosion-proof valve of pressure limit (17) is equipped between regulating valve (8) and rear lift cylinder (4).
9. back-loading type waste compacting vehicle hydraulic device according to claim 8, it is characterised in that：Reversal valve is promoted after described
(9) two groups of pressure compensated flow regulating valves (8), explosion-proof valve (17) and rear lift cylinder (4), two groups of explosion-proof valves are connected separately with
(17) balanced valve (18) is connected between.
10. according to claim 1 to 9 any one of them back-loading type waste compacting vehicle hydraulic device, it is characterised in that：The oil
It pumps (2) and is equipped with electromagnetic clutch (10), electromagnetic clutch (10) and rubbish pressure between the engine torque extracting machine of garbage compression vehicle
The controller of contracting vehicle is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820184135.1U CN207830248U (en) | 2018-02-02 | 2018-02-02 | A kind of back-loading type waste compacting vehicle hydraulic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820184135.1U CN207830248U (en) | 2018-02-02 | 2018-02-02 | A kind of back-loading type waste compacting vehicle hydraulic device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207830248U true CN207830248U (en) | 2018-09-07 |
Family
ID=63396409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820184135.1U Expired - Fee Related CN207830248U (en) | 2018-02-02 | 2018-02-02 | A kind of back-loading type waste compacting vehicle hydraulic device |
Country Status (1)
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| CN (1) | CN207830248U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108119426A (en) * | 2018-02-02 | 2018-06-05 | 北京华林特装车有限公司 | A kind of back-loading type waste compacting vehicle hydraulic device |
-
2018
- 2018-02-02 CN CN201820184135.1U patent/CN207830248U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108119426A (en) * | 2018-02-02 | 2018-06-05 | 北京华林特装车有限公司 | A kind of back-loading type waste compacting vehicle hydraulic device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180907 Termination date: 20220202 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |