CN209115420U - A kind of ensilage binding apparatus invariable power hydraulic drive and control system - Google Patents
A kind of ensilage binding apparatus invariable power hydraulic drive and control system Download PDFInfo
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- CN209115420U CN209115420U CN201821896692.2U CN201821896692U CN209115420U CN 209115420 U CN209115420 U CN 209115420U CN 201821896692 U CN201821896692 U CN 201821896692U CN 209115420 U CN209115420 U CN 209115420U
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- control valve
- constant power
- ensilage
- hydraulic oil
- valve
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Abstract
The utility model discloses a kind of ensilage binding apparatus invariable power hydraulic drive and control systems, including hydraulic oil container, motor, constant power load sensitive variable pump, constant power control valve, electromagnetic servo reversal valve, bundled storehouse lifting cylinder, feeding motor, flow control valve and pressure-control valve；System uses constant power load sensitivity hydraulic pump control system, and the pressure and flow of hydraulic system are fixed than changing with being changing into for load, and power loss reduces, and local pyrexia is reduced, system noise decline.
Description
Technical field
The utility model belongs to hydraulic drive and control system, is related to a kind of hydraulic biography of ensilage binding apparatus invariable power
Dynamic and control system.
Background technique
Ensilage binding apparatus is raised with silorator, the matching used ensiling of ensilage wrapping machine
Expect binding apparatus.Its main function is that ensilage uniform feeding bin device is entered bundling working chamber after carrier bar transmits,
Extrusion forming, bundled storehouse lifting cylinder rise, and ensilage wrapping machine completion ensiling bale twines membrane process.
Hydraulic drive is the Key Control of ensilage binding apparatus mechanical structure movement, in order to guarantee ensilage
The system stability of binding apparatus operation, it is desirable that hydraulic system meets the working condition of ensilage binding apparatus varying load, together
When system heat generation amount and power loss it is low: generally use Constant Pump System, due to actual job process feed not in time, unevenly
Phenomena such as cause system load variation unordered, hydraulic power loss is larger, simultaneously because power loss causes system heat generation serious,
Cause equipment other structures part impaired, increases m of e cost, equipment dependability is lower, this constant displacement pump hydraulic pressure system
It unites unreasonable.
Utility model content
To overcome defect of the existing technology, the purpose of this utility model is to provide a kind of ensilage binding apparatus
Invariable power hydraulic drive and control system, the pressure and flow of hydraulic system are fixed than changing with being changing into for load, reduce power
Loss reduces local pyrexia, reduces system noise.
The utility model is achieved through the following technical solutions:
A kind of ensilage binding apparatus invariable power hydraulic drive and control system, including hydraulic oil container, motor, permanent function
Rate load-reacting pump, constant power control valve, electromagnetic servo reversal valve, bundled storehouse lifting cylinder, feeding motor, flow control
Valve and pressure-control valve；
Motor and constant power load sensitive variable pump are connected as it and provide original power input, and constant power load sensitivity becomes
Amount pump intake is connected to hydraulic oil container, the P mouth connection of constant power load sensitive variable pump discharge and electromagnetic servo reversal valve, permanent function
Rate load-reacting, which pumps, is pumped into hydraulic oil in the P mouth of electromagnetic servo reversal valve, the T mouth of electromagnetic servo reversal valve again with hydraulic oil
The extra hydraulic oil of case connection, system low-voltage oil return and overflow, off-load flows back to hydraulic oil container through the T of electromagnetic servo reversal valve mouth,
The electromagnetic servo reversal valve is integrated by first via solenoid directional control valve and No. second solenoid directional control valve, first via solenoid directional control valve with
Two bundled storehouse lifting cylinder connections control its lifting, and No. second solenoid directional control valve connect its revolution fortune of control with feeding motor
It is dynamic；
The constant power load sensitive variable pump is provided with constant power control valve, flow control valve and pressure-control valve, leads to
Overcurrent control valve, pressure-control valve test and response system pressure, are opened and closed by constant power control valve control port, are realized permanent
The hydraulic control of power termination sensitive variable pump control.
Further, the constant power load sensitive variable pump case is machined with damping oil hole, and system load pressure is through damping
Hole forms feedback pressure difference, passes through damping hole position acquisition system pressure difference.
Further, the control mouth A of the electromagnetic servo reversal valve first via solenoid directional control valve and bundled storehouse lifting cylinder
Rod chamber is connected, and the control mouth B of first via solenoid directional control valve is connected with the rodless cavity of bundled storehouse lifting cylinder, passes through first via electricity
Magnetic reversal valve controls the lifting action of two bundled storehouse lifting cylinders.
Further, it is provided with intelligence sensor liquid level thermometer on the hydraulic oil container, passes through intelligence sensor liquid level temperature
The oil level and temperature of degree meter observation hydraulic oil container.
Further, oil syringe is provided on the hydraulic oil container.
Further, inlet oil filter is provided between the hydraulic oil container and constant power load sensitive variable pump intake.
Further, oil return radiator and oil return are provided between the T mouth and hydraulic oil container of the electromagnetic servo reversal valve
Filter.
Compared with prior art, the utility model has the beneficial effects that:
1) system uses constant power load sensitivity hydraulic pump control system, the pressure of hydraulic system and flow with the variation of load
The variation of Cheng Ding ratio, power loss reduce, and local pyrexia is reduced, system noise decline；
2) variable pump is internally integrated constant power control valve, and power stability, ensilage binding apparatus is under varying load operating condition
Dynamic property be guaranteed；
3) control valve using electric work calibration than reversal valve, want by the movement for realizing two bundled storehouse lifting cylinder synchronous same-speeds
It asks；
4) hydraulic oil container side uses intelligence sensor liquid level thermometer, realize to the dosage of hydraulic oil and temperature i.e.
When the control requirement that monitors；
5) motor is by the way of frequency control soft start, avoids that motor immediate current is excessive to lead to electric elements quilt
The phenomenon that breakdown.
Detailed description of the invention
Fig. 1 is the hydraulic drive and control systematic schematic diagram of the utility model；
Fig. 2 is Fig. 1 use state diagram；
In figure: 1- hydraulic oil container, 2- intelligence sensor liquid level thermometer, 3- oil syringe, 4- inlet oil filter, 5- are electronic
Machine, 6- constant power load sensitive variable pump, 7- constant power control valve, 8- electromagnetic servo reversal valve, the bundled storehouse lifting cylinder of 9-,
10- feeding motor, 11- damping hole, 12- flow control valve, 13- pressure-control valve, 14- oil return radiator, 15- oil return filter
Door lid behind device, 16- yielding coupling, the bundled room 17-, the bundled room 18-.
Specific embodiment
To keep the purpose of this utility model, technical solution and advantage clearer, below technical side in the utility model
Case is clearly and completely described, it is clear that and the embodiments are a part of the embodiments of the present invention, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Under every other embodiment obtained, fall within the protection scope of the utility model.
As shown in Figure 1, a kind of ensilage binding apparatus invariable power hydraulic drive and control system, including hydraulic oil container 1,
Intelligence sensor liquid level thermometer 2, oil syringe 3, inlet oil filter 4, motor 5, constant power load sensitive variable pump 6, permanent function
Rate control valve 7, electromagnetic servo reversal valve 8, bundled storehouse lifting cylinder 9, feeding motor 10, damping hole 11, flow control valve 12, pressure
Force control valve 13, oil return radiator 14, return filter 15.
Motor 5 is connect with constant power load sensitive variable pump 6, and motor 5 is provided to constant power load sensitive variable pump 6
Original power input, constant power load sensitive variable pump 6 entrances and are connected to hydraulic oil container 1, and constant power load sensitive variable pump 6 goes out
The P mouth connection of mouth and electromagnetic servo reversal valve 8, constant power load sensitive variable pump 6 form high-low pressure closed chambers, hydraulic oil container 1
In hydraulic oil through inlet oil filter 4 take the lead in enter constant power load sensitive variable pump 6 low pressure chambers, by high pressure chest formed high pressure
Oil enters the P mouth of electromagnetic servo reversal valve 8, and the T mouth of electromagnetic servo reversal valve 8 is connected to hydraulic oil container 1 again, system low-voltage oil return
It is flowed through the T of electromagnetic servo reversal valve 8 mouth by oil return radiator 14 and return filter 15 with the extra hydraulic oil of overflow, off-load
Return hydraulic oil container 1.
The electromagnetic servo reversal valve 8 is integrated by first via solenoid directional control valve and No. second solenoid directional control valve respectively, and first
Road solenoid directional control valve controls two bundled storehouse lifting cylinders 9 and goes up and down, and No. second solenoid directional control valve controls the revolution fortune of feeding motor 10
Dynamic, the control mouth A of the first via solenoid directional control valve is connected with the rod chamber of bundled storehouse lifting cylinder 9, control mouth B and bundled storehouse
The rodless cavity of lifting cylinder 9 is connected, and controls the movement of two bundled storehouse lifting cylinders 9 by first via solenoid directional control valve, and second
The movement of road solenoid directional control valve control feeding motor 10.
The constant power load sensitive variable pump 6 is provided with constant power control valve 7, flow control valve 12 and pressure-control valve
13, by flow control valve 12, the test of pressure-control valve 13 and response system pressure, pass through 7 control port of constant power control valve
Opening and closing, constant power load sensitive variable pump 6 shells and are machined with damping oil hole 11, and system load pressure is formed through damping hole 11 to be fed back
Pressure difference passes through 11 position acquisition system pressure difference of damping hole.The constant power load sensitive variable pump 6 and constant power control valve 7, stream
Control valve 12, pressure-control valve 13, damping hole 11 form constant power load sensitivity hydraulic pump control system, damping hole 11 and pressure
Control valve 13 makes system from the impacting with high pressure of pump control system, and system load pressure forms feedback pressure difference, flow through damping hole 11
Control valve 12, pressure-control valve 13 respond pressure difference signal, and feedback variation occurs for 7 hydraulic fluid port opening and closing degree of constant power control valve, realize permanent
The hydraulic system of power termination sensitive variable pump control.
It is provided with intelligence sensor liquid level thermometer 2 on the hydraulic oil container 1, passes through intelligence sensor liquid level thermometer 2
The oil level and temperature of hydraulic oil container 1 are directly observed, is additionally provided with oil syringe 3 on hydraulic oil container 1.
It is as shown in Figure 2: the job step of the complete bundling of ensilage binding apparatus:
1. starting motor 5, constant power load sensitive variable pump 6 is driven to start to work by yielding coupling 16；
2. the second way solenoid valve of electromagnetic servo reversal valve 8 obtains electric, the beginning rotary motion of feeding motor 10, drive feeding chain
Plate, ensilage are transferred into bundled room 17, through the closed compacting in bundled room 17；
3. after ensilage compactness reaches desired size in bundled room 17, full sensor, electromagnetic servo commutation are expected in triggering
Solenoid valve obtains electric on the right of the first via of valve 8, and solenoid valve is opened, and oil liquid enters the rodless cavity of two bundled storehouse lifting cylinders 9, so that
Cylinder piston rod stretches out, and door lid is opened behind bundled room 17, and bale is tumbled naturally in working space；
4. bale tumbles triggering door closure sensor naturally, the first via left side solenoid valve of electromagnetic servo reversal valve 8 is obtained
Electricity, solenoid valve are opened, and oil liquid enters the rod chamber of two bundled storehouse lifting cylinders 9, so that cylinder piston rod is withdrawn, behind bundled room
Door lid 18 is closed, and so far completes a bundling process.
Finally, it should be noted that above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations；
Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that:
It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc.
With replacement；And these are modified or replaceed, various embodiments of the utility model technology that it does not separate the essence of the corresponding technical solution
The spirit and scope of scheme.
Claims (7)
1. a kind of ensilage binding apparatus invariable power hydraulic drive and control system, which is characterized in that including hydraulic oil container
(1), motor (5), constant power load sensitive variable pump (6), constant power control valve (7), electromagnetic servo reversal valve (8), bundled
Storehouse lifting cylinder (9), feeding motor (10), flow control valve (12) and pressure-control valve (13)；
Motor (5) and constant power load sensitive variable pump (6) are connected as it and provide original power input, and constant power load is sensitive
Variable pump (6) entrance is connected to hydraulic oil container (1), and constant power load sensitive variable pumps (6) outlet and electromagnetic servo reversal valve (8)
P mouth connection, hydraulic oil is pumped into the P mouth of electromagnetic servo reversal valve (8), electromagnetic servo by constant power load sensitive variable pump (6)
The T mouth of reversal valve (8) is connected to hydraulic oil container (1) again, and the extra hydraulic oil of system low-voltage oil return and overflow, off-load is watched through electromagnetism
The T mouth for taking reversal valve (8) flows back to hydraulic oil container (1), and the electromagnetic servo reversal valve (8) is by first via solenoid directional control valve and second
Road solenoid directional control valve is integrated, and first via solenoid directional control valve connect its lifting of control, the second tunnel with two bundled storehouse lifting cylinders (9)
Solenoid directional control valve is connect with feeding motor (10) controls its rotary motion；
The constant power load sensitive variable pump (6) is provided with constant power control valve (7), flow control valve (12) and pressure control
Valve (13) passes through constant power control valve by flow control valve (12), pressure-control valve (13) test and response system pressure
(7) control port is opened and closed, and realizes the hydraulic control of constant power load sensitive variable pump control.
2. a kind of ensilage binding apparatus invariable power hydraulic drive and control system as described in claim 1, feature exist
In described constant power load sensitive variable pump (6) shell is machined with damping hole (11), and system load pressure is through damping hole (11) shape
At feedback pressure difference, pass through damping hole (11) position acquisition system pressure difference.
3. a kind of ensilage binding apparatus invariable power hydraulic drive and control system as claimed in claim 2, feature exist
In the control mouth A of electromagnetic servo reversal valve (8) first via solenoid directional control valve and the rod chamber of bundled storehouse lifting cylinder (9)
It is connected, the control mouth B of first via solenoid directional control valve is connected with the rodless cavity of bundled storehouse lifting cylinder (9), passes through first via electromagnetism
Reversal valve controls the lifting action of two bundled storehouse lifting cylinders (9).
4. a kind of ensilage binding apparatus invariable power hydraulic drive and control system as claimed in claim 2 or claim 3, feature
It is, is provided with intelligence sensor liquid level thermometer (2) on the hydraulic oil container (1), passes through intelligence sensor liquid level thermometer
(2) oil level and temperature of hydraulic oil container (1) are observed.
5. a kind of ensilage binding apparatus invariable power hydraulic drive and control system as claimed in claim 2 or claim 3, feature
It is, is provided with oil syringe (3) on the hydraulic oil container (1).
6. a kind of ensilage binding apparatus invariable power hydraulic drive and control system as claimed in claim 2 or claim 3, feature
It is, is provided with inlet oil filter (4) between the hydraulic oil container (1) and constant power load sensitive variable pump (6) entrance.
7. a kind of ensilage binding apparatus invariable power hydraulic drive and control system as claimed in claim 2 or claim 3, feature
It is, is provided with oil return radiator (14) and oil return between the T mouth and hydraulic oil container (1) of the electromagnetic servo reversal valve (8)
Filter (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821896692.2U CN209115420U (en) | 2018-11-16 | 2018-11-16 | A kind of ensilage binding apparatus invariable power hydraulic drive and control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821896692.2U CN209115420U (en) | 2018-11-16 | 2018-11-16 | A kind of ensilage binding apparatus invariable power hydraulic drive and control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209115420U true CN209115420U (en) | 2019-07-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821896692.2U Active CN209115420U (en) | 2018-11-16 | 2018-11-16 | A kind of ensilage binding apparatus invariable power hydraulic drive and control system |
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| CN (1) | CN209115420U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117432673A (en) * | 2023-12-13 | 2024-01-23 | 张家口宣化英诺威克凿岩机械有限公司 | Hydraulic station, action control system and method of new energy furnace disassembly machine and electronic equipment |
-
2018
- 2018-11-16 CN CN201821896692.2U patent/CN209115420U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117432673A (en) * | 2023-12-13 | 2024-01-23 | 张家口宣化英诺威克凿岩机械有限公司 | Hydraulic station, action control system and method of new energy furnace disassembly machine and electronic equipment |
| CN117432673B (en) * | 2023-12-13 | 2024-02-23 | 张家口宣化英诺威克凿岩机械有限公司 | Hydraulic station, action control system and method of new energy furnace disassembly machine and electronic equipment |
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