CN206290504U - A kind of large-scale steel grasping machine hydraulic gyration energy conserving system - Google Patents
A kind of large-scale steel grasping machine hydraulic gyration energy conserving system Download PDFInfo
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- CN206290504U CN206290504U CN201621403235.6U CN201621403235U CN206290504U CN 206290504 U CN206290504 U CN 206290504U CN 201621403235 U CN201621403235 U CN 201621403235U CN 206290504 U CN206290504 U CN 206290504U
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Abstract
The utility model discloses a kind of large-scale steel grasping machine hydraulic gyration energy conserving system, including guide's gear pump, hydraulic motor, variable displacement with constant power pump and accumulator, guide's gear pump is pumped from fuel tank and is transported to band brake apparatus and solenoid directional control valve is set on transfer pipeline, the variable displacement with constant power pump is pumped from fuel tank and is transported to the position switching valve of threeway six, it is to be respectively provided with a hydraulic control one-way valve on hydraulic motor fuel feeding and two oil feed lines with being then divided into two-way a positive and a negative, the output pipe of each hydraulic control one-way valve also passes sequentially through a bi-bit bi-pass reversal valve and a hydraulic control one-way valve is connected with accumulator, oil is also transported to pilot-actuated valve one by guide's gear pump, pilot-actuated valve two simultaneously passes through the two commutation action for controlling the position switching valve of threeway six.The utility model simple structure, equipment configuration cost is low, is capable of achieving recovery and the recycling of energy.
Description
Technical field
The utility model is related to a kind of large-scale steel grasping machine hydraulic gyration energy conserving system, for the overflow of steel grasping machine revolving dial and
The energy lost during braking carries out the device of recycling, belongs to engineering machinery field.
Background technology
For large-scale engineering machinery, such as large hydraulic steel grasping machine, because its consumption is big, oil consumption is high, it is poor to discharge, oneself gradually into
One of object for the common concern of energy-conserving and environment-protective field.The revolving dial of hydraulic steel grabbing machine needs frequent starting, revolution and brakes,
Platform has substantial amounts of energy loss in the work in each cycle.Particularly in braking procedure, due to revolving dial inertia
It is larger, cause a large amount of energy losses.
Patent in terms of by consulting steel grasping machine revolution energy-conservation, the patent document for having Publication No. CN104372823 is provided
A kind of excavator rotary braking energy recovery system, the system controls what single collection pressure sensor assembly fed back by ECU
The break-make of signal control valve component, returning for energy is realized by controlling the action of the parts such as accumulator, variable pump, rotary motor
Receive, the recycling for realizing energy is distributed by controlling engine and accumulator power source energy.But the system is needed in tradition
Increase control valve group, pressure sensor unit and ECU control units, complex structure and pressure on the basis of rotating mechanism of dredger
Force sensor module and ECU unit costs are higher.
Therefore, user wants to simplify structure, reduces equipment configuration cost.
Utility model content
Goal of the invention of the present utility model is：For above-mentioned problem, there is provided a kind of large-scale steel grasping machine tool hydraulic pressure
Revolution energy conserving system, simple structure, deployment cost is low, but can equally realize reclaiming turntable overflow on startup and Brake Energy
Amount, and the energy of storage is discharged when turntable starts next time, the recycling of real elder generation's energy.
The technical solution adopted in the utility model is such：
A kind of large-scale steel grasping machine hydraulic gyration energy conserving system, including fuel tank, guide's gear pump, hydraulic motor, band brake apparatus
And solenoid directional control valve, guide's gear pump pumps from fuel tank and is transported to band brake apparatus and electromagnetism is set on transfer pipeline
Reversal valve, also including variable displacement with constant power pump, accumulator, the variable displacement with constant power pump is pumped from fuel tank and is transported to threeway six
Reversal valve, is hydraulic motor fuel feeding with being then divided into two-way a positive and a negative, hydraulic control one-way valve two is set on positive oil feed line, instead
To hydraulic control one-way valve one is set on oil feed line, the output pipe of the hydraulic control one-way valve one also passes sequentially through bi-bit bi-pass commutation
Valve one, hydraulic control one-way valve three are connected with accumulator, and the output pipe of the hydraulic control one-way valve two also passes sequentially through bi-bit bi-pass and changes
Connected with accumulator to valve two, hydraulic control one-way valve four, oil is also transported to the control of pilot-actuated valve one, guide by guide's gear pump
Valve processed two simultaneously passes through the two commutation action for controlling the position switching valve of threeway six.
Preferably, also with one on guide's gear pump and the pipeline between pilot-actuated valve one, pilot-actuated valve two
Individual precursor overflow valve connection.
Preferably, between the intake line of the intake line of the hydraulic control one-way valve one and the hydraulic control one-way valve two also
Have a pipeline, be arranged in series on the pipeline automatically controlled overflow valve one and automatically controlled overflow valve two and the two respectively have a check valve with
It is in parallel on pipeline, and automatically controlled overflow valve one and automatically controlled overflow valve two are by the pipeline oil pressure decision that sensor gathers accumulator
No overflow action.
Preferably, the pipeline road that the variable displacement with constant power pump leads to the position switching valve of threeway six also has a main overflow valve
Connection.
Preferably, pipeline and the hydraulic control one-way valve four and accumulation of energy between the hydraulic control one-way valve three and accumulator
Pipeline between device is also connected with an overflow valve jointly.
Preferably, the intake line of the intake line of the hydraulic control one-way valve one and hydraulic control one-way valve two is also respectively with one
The pipeline that root is provided with check valve is connected.
Overflow valve is set in above-mentioned each preferred embodiment, level pressure overflow effect and safeguard protection work can be played to corresponding each pipeline
With.
The intake line of the hydraulic control one-way valve one also each passes through to carry with the intake line of the hydraulic control one-way valve two
The pipeline of check valve is connected with an emergency tank.When oil starvation in the fuel tank of main fuel feeding, the oil of emergency tank is will be possible to use
Support a period of time, the oil in emergency tank is conveyed under the suction function of pipeline from trend motor.
In sum, by adopting the above-described technical solution, the beneficial effects of the utility model are：By in original hydraulic pressure
Various Hydraulic Elements, accumulator are utilized on the basis of rotary system, you can realize recovery and the recycling of energy, structure letter
Single, equipment configuration cost is low.
Brief description of the drawings
Fig. 1 is schematic diagram of the present utility model.
Marked in figure：1 is fuel tank, and 2 is variable displacement with constant power pump, and 3 is guide's gear pump, and 4 is pilot-actuated valve one, and 5 for first
Control valve two is led, 6 is the position switching valve of threeway six, and 7 is hydraulic control one-way valve one, and 8 is automatically controlled overflow valve one, and 9 is automatically controlled overflow valve two,
10 is hydraulic control one-way valve two, and 11 is bi-bit bi-pass reversal valve, and 12 is hydraulic control one-way valve three, and 13 is accumulator, and 14 is fluid-control one-way
Valve four, 15 is bi-bit bi-pass reversal valve two, and 16 is hydraulic motor, and 17 is band brake apparatus, and 18 is solenoid directional control valve.
Specific embodiment
Below in conjunction with the accompanying drawings, the utility model is described in detail.
Most preferred embodiment：
As shown in figure 1, a kind of large-scale steel grasping machine hydraulic gyration energy conserving system, including fuel tank 1, guide's gear pump 3, hydraulic pressure horse
Up to 16, band brake apparatus 17 and solenoid directional control valve 18, guide's gear pump 3 is pumped from fuel tank 1 and is transported to band brake apparatus 17
And solenoid directional control valve 18, also including variable displacement with constant power pump 2, accumulator 13, the variable displacement with constant power pump 2 are set on transfer pipeline
The position switching valve 6 of threeway six is pumped and is transported to from fuel tank 1, is the fuel feeding of hydraulic motor 16 with being then divided into two-way a positive and a negative,
Hydraulic control one-way valve 2 10 is set on positive oil feed line, hydraulic control one-way valve 1, the fluid-control one-way are set on reverse oil feed line
The output pipe of valve 1 also passes sequentially through bi-bit bi-pass reversal valve 1, hydraulic control one-way valve 3 12 and is connected with accumulator 13, described
The output pipe of hydraulic control one-way valve 2 10 also passes sequentially through bi-bit bi-pass reversal valve 2 15, hydraulic control one-way valve 4 14 and accumulator 13
Oil is also transported to pilot-actuated valve 1, pilot-actuated valve 25 and control threeways both by connection, guide's gear pump 3
The commutation action of six position switching valves 6.
On guide's gear pump 3 and the pipeline between pilot-actuated valve 1, pilot-actuated valve 25 also with a guide
Overflow valve is connected.
There is one between the intake line of the intake line of the hydraulic control one-way valve 1 and the hydraulic control one-way valve 2 10
Pipeline, be arranged in series on the pipeline automatically controlled overflow valve 1 and automatically controlled overflow valve 29 and the two respectively have a check valve with its
In parallel on pipeline, automatically controlled overflow valve 1 and automatically controlled overflow valve 29 are by the pipeline oil pressure decision that sensor gathers accumulator 13
No overflow action.When revolving dial starts, control overflow valve 29 is then opened when judging that accumulator 13 does not need recycling energy, oil
Liquid passes through the output pipe of hydraulic control one-way valve 4 14, automatically controlled overflow valve 29 check valve in parallel with automatically controlled overflow valve 1 and flows back
To in fuel tank.During revolving dial reverse starting, control overflow valve 1 is then opened when judging that accumulator 13 does not need recycling energy,
Fluid passes through the output pipe of hydraulic control one-way valve 3 12, automatically controlled overflow valve 1 check valve in parallel with automatically controlled overflow valve 29 and returns
In flowing to fuel tank.
The pipeline road that the variable displacement with constant power pump 2 leads to the position switching valve 6 of threeway six also has a main overflow valve to connect.
Pipeline and the hydraulic control one-way valve 4 14 and accumulator between the hydraulic control one-way valve 3 12 and accumulator 13
Pipeline between 13 is also connected with an overflow valve jointly.
The intake line of the hydraulic control one-way valve 1 is also set with one respectively with the intake line of hydraulic control one-way valve 2 10
The pipeline for having check valve is connected.
Hydraulic control one-way valve 1, automatically controlled overflow valve 1 in above-mentioned technical proposal, automatically controlled overflow valve 29, hydraulic control one-way valve
10th, two-position four way change valve 1, hydraulic control one-way valve 3 12, hydraulic control one-way valve 4 14, two-position four way change valve 2 15 respectively will
Its running parameter sends control device to and carries out state control by control device by sensor.
The intake line of the hydraulic control one-way valve 1 also each passes through band with the intake line of the hydraulic control one-way valve 2 10
The pipeline for having check valve is connected with an emergency tank.
When revolving dial starts, a part of fluid is that motor 16 provides power, and another part fluid flows through hydraulic control list
Reclaimed to valve 2 10, bi-bit bi-pass reversal valve 2 15, hydraulically-controlled one-way valve 4 14 and enter accumulator 13, wherein, automatically controlled overflow valve two
9th, hydraulic control one-way valve 2 10, bi-bit bi-pass reversal valve 2 15, hydraulically-controlled one-way valve 4 14 are controlled by control device, remaining hydraulic pressure unit
Part is in normal off status.
When revolving dial is braked, band brake apparatus 17 start, and fluid is from motor 16 through bi-bit bi-pass reversal valve one 11, hydraulic control
Check valve 3 12 enters accumulator 13, during this, electromagnetic relief valve 1, two-position four way change valve one 11, hydraulic control one-way valve
3 12 are controlled by control device, and remaining Hydraulic Elements is in normal off status.
When revolving dial reverse starting, accumulator 13 provides fluid, invariable power with variable displacement with constant power pump 1 to motor 16
Variable pump output fluid from through the position switching valve 6 of threeway six, hydraulic control one-way valve 1 be the fuel feeding of motor 13, accumulator 13 output
Fluid is the fuel feeding of motor 13 through hydraulic control one-way valve 3 12, bi-bit bi-pass reversal valve 1, during this, hydraulic control one-way valve 1,
Two is that four-way reversing valve 1 and hydraulic control one-way valve three, automatically controlled overflow valve 1 are controlled by control device, at remaining Hydraulic Elements
In normal off status.
Driver's operated pilot control valve 1, pilot-actuated valve 1, can control three work shapes of six-way transfer valve 6
State, control device can adjust three valve core opening sizes of six-way transfer valve 6 according to remaining hydraulic pressure element manipulation state, so that
The rotating speed of motor is set quickly and stably to reach expected rotating speed.
Claims (7)
1. a kind of large-scale steel grasping machine hydraulic gyration energy conserving system, including fuel tank（1）, guide's gear pump（3）, hydraulic motor（16）、
Band brake apparatus（17）And solenoid directional control valve（18）, guide's gear pump（3）From fuel tank（1）Middle oil pumping is simultaneously transported to band brake apparatus
（17）And solenoid directional control valve is set on transfer pipeline（18）, it is characterised in that：Also include variable displacement with constant power pump（2）, accumulator
（13）, the variable displacement with constant power pump（2）From fuel tank（1）Middle oil pumping is simultaneously transported to the position switching valve of threeway six（6）, it is then divided into two-way
A positive and a negative ground is hydraulic motor（16）Fuel feeding, sets hydraulic control one-way valve two on positive oil feed line（10）, reverse oil feed line
Upper setting hydraulic control one-way valve one（7）, the hydraulic control one-way valve one（7）Output pipe also pass sequentially through bi-bit bi-pass reversal valve one
（11）, hydraulic control one-way valve three（12）With accumulator（13）Connection, the hydraulic control one-way valve two（10）Output pipe also lead to successively
Cross bi-bit bi-pass reversal valve two（15）, hydraulic control one-way valve four（14）With accumulator（13）Connection, guide's gear pump（3）To also
Oil is transported to pilot-actuated valve one（4）, pilot-actuated valve two（5）And the position switching valve of threeway six is controlled by the two（6）Commutation
Action.
2. a kind of large-scale steel grasping machine hydraulic gyration energy conserving system according to claim 1, it is characterised in that：Guide's tooth
Wheel pump（3）With pilot-actuated valve one（4）, pilot-actuated valve two（5）Between pipeline on be also connected with a precursor overflow valve.
3. a kind of large-scale steel grasping machine hydraulic gyration energy conserving system according to claim 1, it is characterised in that：The hydraulic control list
To valve one（7）Intake line and the hydraulic control one-way valve two（10）Intake line between also have a pipeline, on the pipeline
It has been arranged in series automatically controlled overflow valve one（8）With automatically controlled overflow valve two（9）And the two respectively have a check valve with its on pipeline simultaneously
Connection, automatically controlled overflow valve one（8）With automatically controlled overflow valve two（9）Accumulator is gathered by sensor（13）Pipeline oil pressure decide whether
Overflow is acted.
4. a kind of large-scale steel grasping machine hydraulic gyration energy conserving system according to claim 1, it is characterised in that:The invariable power
Variable pump（2）Lead to the position switching valve of threeway six（6）Pipeline road also have a main overflow valve to connect.
5. a kind of large-scale steel grasping machine hydraulic gyration energy conserving system according to claim 1, it is characterised in that：The hydraulic control list
To valve three（12）With accumulator（13）Between pipeline and the hydraulic control one-way valve four（14）With accumulator（13）Between pipe
Road is also connected with an overflow valve jointly.
6. a kind of large-scale steel grasping machine hydraulic gyration energy conserving system according to claim 1, it is characterised in that：The hydraulic control list
To valve one（7）Intake line and hydraulic control one-way valve two（10）Intake line also respectively with a pipeline for being provided with check valve
It is connected.
7. a kind of large-scale steel grasping machine hydraulic gyration energy conserving system according to claim 1, it is characterised in that：The hydraulic control list
To valve one（7）Intake line and the hydraulic control one-way valve two（10）Intake line also each by the pipeline with check valve
It is connected with an emergency tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621403235.6U CN206290504U (en) | 2016-12-21 | 2016-12-21 | A kind of large-scale steel grasping machine hydraulic gyration energy conserving system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621403235.6U CN206290504U (en) | 2016-12-21 | 2016-12-21 | A kind of large-scale steel grasping machine hydraulic gyration energy conserving system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206290504U true CN206290504U (en) | 2017-06-30 |
Family
ID=59104312
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621403235.6U Expired - Fee Related CN206290504U (en) | 2016-12-21 | 2016-12-21 | A kind of large-scale steel grasping machine hydraulic gyration energy conserving system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206290504U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108019386A (en) * | 2017-12-08 | 2018-05-11 | 四川理工学院 | A kind of large-scale steel grasping machine efficient hydraulic swing arm energy conserving system |
| CN108412822A (en) * | 2017-11-30 | 2018-08-17 | 中船华南船舶机械有限公司 | A kind of position compensation extension type is gone on board trestle Hydraulic slewing system and working method |
| CN108591144A (en) * | 2018-07-02 | 2018-09-28 | 福建工程学院 | The distributed direct of the double accumulators of the double constant displacement pumps of motor driving drives excavator hydraulic system |
| CN113738719A (en) * | 2021-11-08 | 2021-12-03 | 四川轻化工大学 | Large steel grabbing machine rotary movable arm composite action hydraulic energy-saving system and method thereof |
-
2016
- 2016-12-21 CN CN201621403235.6U patent/CN206290504U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108412822A (en) * | 2017-11-30 | 2018-08-17 | 中船华南船舶机械有限公司 | A kind of position compensation extension type is gone on board trestle Hydraulic slewing system and working method |
| CN108412822B (en) * | 2017-11-30 | 2020-01-14 | 中船华南船舶机械有限公司 | Position compensation telescopic boarding trestle rotation hydraulic system and working method |
| CN108019386A (en) * | 2017-12-08 | 2018-05-11 | 四川理工学院 | A kind of large-scale steel grasping machine efficient hydraulic swing arm energy conserving system |
| CN108019386B (en) * | 2017-12-08 | 2019-05-24 | 四川理工学院 | A kind of large size steel grasping machine efficient hydraulic swing arm energy conserving system |
| CN108591144A (en) * | 2018-07-02 | 2018-09-28 | 福建工程学院 | The distributed direct of the double accumulators of the double constant displacement pumps of motor driving drives excavator hydraulic system |
| CN108591144B (en) * | 2018-07-02 | 2023-07-25 | 福建工程学院 | Hydraulic system of motor-driven double-dosing pump double-accumulator distributed direct-drive excavator |
| CN113738719A (en) * | 2021-11-08 | 2021-12-03 | 四川轻化工大学 | Large steel grabbing machine rotary movable arm composite action hydraulic energy-saving system and method thereof |
| CN113738719B (en) * | 2021-11-08 | 2022-01-11 | 四川轻化工大学 | Large steel grabbing machine rotary movable arm composite action hydraulic energy-saving system and method thereof |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170630 Termination date: 20201221 |
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| CF01 | Termination of patent right due to non-payment of annual fee |