CN208442093U - Furnace top hydraulic apparatus for controlling pump - Google Patents
Furnace top hydraulic apparatus for controlling pump Download PDFInfo
- Publication number
- CN208442093U CN208442093U CN201821123324.4U CN201821123324U CN208442093U CN 208442093 U CN208442093 U CN 208442093U CN 201821123324 U CN201821123324 U CN 201821123324U CN 208442093 U CN208442093 U CN 208442093U
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- hydraulic
- accumulator
- hydraulic pump
- pump
- close
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Abstract
The utility model provides furnace top hydraulic apparatus for controlling pump, including hydraulic pump, accumulator and hydraulic cylinder, the hydraulic pump outlet connect the oil circuit entrance of the accumulator and the hydraulic cylinder, and the accumulator connects the oil circuit entrance of the hydraulic cylinder；The oil circuit outlet connection fuel tank of the hydraulic cylinder, the fuel tank connect the entrance of the hydraulic pump；It is connected with piston cylinder between the hydraulic pump and the accumulator, the side of the piston cylinder rod of the piston cylinder is equipped with first close to switch and second close to switch, and described first close to switch and described second close to the electrical connection of motor of switch and hydraulic pump.Hydraulic pump being capable of period intermittent work, it is high to avoid outlet conduit pressure, the problem for causing the load of hydraulic pump and motor big, reduce the abrasion of pump head, it reduces working solution pressure oil and generates heat, the usage amount for reducing cooling water, reduces power consumption, water consume, spare part expense, reduces the maintenance lubrication interval of ambient noise, the service life for extending equipment and motor.
Description
Technical field
The utility model belongs to hydraulic pump control field, and in particular to furnace top hydraulic apparatus for controlling pump.
Background technique
Furnace top hydraulic pump motor is using the mode that continuously runs, during the control valve of each hydraulic cylinder in furnace roof scene belongs to week
It has a rest sex work, when control valve is rested, the pressure in oil circuit can be gradually risen.Therefore, lead to the outlet of hydraulic pump
Road pressure is high, causes the load of hydraulic pump and motor larger, while the abrasion of pump head is also big, and continuous work hydraulic oil generates larger
Heat, need to carry out cooling and heat dissipation to hydraulic oil using cooling water, the service life of hydraulic oil shortens, operating cost is higher etc.
Many unfavorable factors.
Utility model content
Therefore, the purpose of this utility model is to provide furnace top hydraulic apparatus for controlling pump, can be realized hydraulic periodic
It operates intermittently, reduces pipeline pressure and workload.
In order to achieve the above objectives, the utility model provides furnace top hydraulic apparatus for controlling pump, including hydraulic pump, accumulator and liquid
Cylinder pressure, the hydraulic pump outlet connect the oil circuit entrance of the accumulator and the hydraulic cylinder, and the accumulator connects the liquid
The oil circuit entrance of cylinder pressure；The oil circuit outlet connection fuel tank of the hydraulic cylinder, the fuel tank connect the entrance of the hydraulic pump；It is described
Piston cylinder is connected between hydraulic pump and the accumulator, the side of the piston cylinder rod of the piston cylinder is equipped with the first close switch
With the second close switch, the described first close switch and the second close electrical connection of motor switched with hydraulic pump.
Preferably, described first time-delay relay is installed close between switch and the motor.If living using reaching
Plug cylinder reaches first and directly stops motor work close to switch, and piston cylinder may not withdrawn completely, and the capacity of accumulator does not have
It is fully utilized, the releasable hydraulic energy of accumulator will be reduced.
Preferably, the delay time of the time-delay relay is 1.4 seconds.The delay stopping motor time is more than that 1.4S will be caused
Hydraulic pump and motor load significantly increase, and hydraulic pump outlet pipeline pressure ramps, and operation control method is uneconomical.
Preferably, hydraulic pressure detecting element is installed between the hydraulic pump and the piston cylinder.Hydraulic pressure detection
Principle is able to detect the pressure of oil circuit, and when oil circuit pressure is too low or excessively high, staff can take counter-measure in time.
Preferably, the accumulator is equipped with multiple, and the entrance of the accumulator is connect with the piston cylinder respectively.It is multiple
Accumulator works together, can increase the hydraulic energy of savings, extends the hydraulic releasable time.
The beneficial effects are as follows: when accumulator discharges hydraulic energy, hydraulic pump can stop working the utility model,
After the completion of hydraulic energy release, hydraulic pump is again started up.Hydraulic pump can period intermittent work, avoid outlet conduit pressure
Height, the problem for causing the load of hydraulic pump and motor big reduce the abrasion of pump head, reduce working solution pressure oil and generate heat, subtract
The usage amount of few cooling water, reduces power consumption, water consume, spare part expense, the service life for reducing ambient noise, extending equipment
With the maintenance lubrication interval of motor.
Detailed description of the invention
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, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the utility model furnace top hydraulic apparatus for controlling pump.
Wherein, 1, hydraulic pump；2, accumulator；3, hydraulic cylinder；4, piston cylinder；5, fuel tank；6, the first close switch；7, second
Close to switch；8, hydraulic pressure detecting element.
Specific embodiment
Below by the technical scheme in the utility model embodiment is clearly and completely described, it is clear that described
Embodiment is only a part of the embodiment of the utility model, instead of all the embodiments.Based on the implementation in the utility model
Example, all other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to
The range of the utility model protection.
Specific embodiment of the present utility model is described below in conjunction with attached drawing.
Fig. 1 shows furnace top hydraulic apparatus for controlling pump, including hydraulic pump 1, accumulator 2 and hydraulic cylinder 3, the hydraulic pump 1
Outlet connects the oil circuit entrance of the accumulator 2 and the hydraulic cylinder 3, and the oil circuit that the accumulator 2 connects the hydraulic cylinder 3 enters
Mouthful；The oil circuit outlet connection fuel tank of the hydraulic cylinder 3, the fuel tank 5 connect the entrance of the hydraulic pump 1；1 He of hydraulic pump
It is connected with piston cylinder 4 between the accumulator 2, the side of the piston cylinder rod of the piston cylinder 4 is equipped with first close to switch 6 and the
Two close switches 7, the electrical connection of motor of the described first close switch 6 and the second close switch 7 and hydraulic pump 1.
Further, described first time-delay relay is installed close between switch 6 and the motor.If using reaching
Piston cylinder reaches first and directly stops motor work close to switch, and piston cylinder may not withdrawn completely, and the capacity of accumulator does not have
It is fully utilized, the releasable hydraulic energy of accumulator will be reduced.
Further, the delay time of the time-delay relay is 1.4 seconds.The delay stopping motor time is more than that 1.4S will make
It is significantly increased at hydraulic pump and motor load, hydraulic pump outlet pipeline pressure ramps, and operation control method is uneconomical.
Further, hydraulic pressure detecting element 8 is installed between the hydraulic pump 1 and the piston cylinder 4.Hydraulic pressure
Detecting element 8 is pressure transmitter.Hydraulic pressure testing principle is able to detect the pressure of oil circuit, when oil circuit pressure is too low or mistake
Height, staff can take counter-measure in time.
Further, the accumulator 2 is equipped with multiple, and the entrance of the accumulator is connect with the piston cylinder respectively.
Multiple accumulators work together, can increase the hydraulic energy of savings, extend the hydraulic releasable time.
Utility model works mode or working principle: hydraulic oil is fed to accumulator 2 and hydraulic cylinder 3 by the starting of hydraulic pump 1,
Hydraulic cylinder 3 executes work, and accumulator 2 puts aside hydraulic energy.When the piston cylinder rod of piston cylinder 4 reaches 1.4 seconds of the first close switch 6
Afterwards, hydraulic pump stops working.Accumulator 2 provides power to 3 fuel feeding of hydraulic cylinder.It is connect when the piston cylinder rod of piston cylinder 4 reaches second
When nearly switch 7, the hydraulic energy release of accumulator 2 is finished, and hydraulic pump is again started up.
The beneficial effects are as follows: when accumulator discharges hydraulic energy, hydraulic pump can stop working the utility model,
After the completion of hydraulic energy release, hydraulic pump is again started up.Hydraulic pump can period intermittent work, avoid outlet conduit pressure
Height, the problem for causing the load of hydraulic pump and motor big reduce the abrasion of pump head, reduce working solution pressure oil and generate heat, subtract
The usage amount of few cooling water, reduces power consumption, water consume, spare part expense, the service life for reducing ambient noise, extending equipment
With the maintenance lubrication interval of motor.
It, cannot the above content is specific preferred embodiment further detailed description of the utility model is combined
Assert that the specific implementation of the utility model is only limited to these instructions.For the ordinary skill of the utility model technical field
For personnel, without departing from the concept of the premise utility, a number of simple deductions or replacements can also be made, should all regard
To belong to the protection scope of the utility model.
Claims (5)
1. furnace top hydraulic apparatus for controlling pump, including hydraulic pump, accumulator and hydraulic cylinder, which is characterized in that the hydraulic pump outlet
The oil circuit entrance of the accumulator and the hydraulic cylinder is connected, the accumulator connects the oil circuit entrance of the hydraulic cylinder；It is described
The oil circuit outlet connection fuel tank of hydraulic cylinder, the fuel tank connect the entrance of the hydraulic pump；The hydraulic pump and the accumulator
Between be connected with piston cylinder, the side of the piston cylinder rod of the piston cylinder is equipped with first close to switch and second close to switch, institute
First is stated close to switch and the second close electrical connection of motor switched with hydraulic pump.
2. furnace top hydraulic apparatus for controlling pump according to claim 1, which is characterized in that described first close to switch with it is described
Time-delay relay is installed between motor.
3. furnace top hydraulic apparatus for controlling pump according to claim 2, which is characterized in that when the delay of the time-delay relay
Between be 1.4 seconds.
4. furnace top hydraulic apparatus for controlling pump according to claim 1, which is characterized in that the hydraulic pump and the piston cylinder
Between hydraulic pressure detecting element is installed.
5. furnace top hydraulic apparatus for controlling pump according to claim 1, which is characterized in that the accumulator is equipped with multiple, institute
The entrance for stating accumulator is connect with the piston cylinder respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821123324.4U CN208442093U (en) | 2018-07-16 | 2018-07-16 | Furnace top hydraulic apparatus for controlling pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821123324.4U CN208442093U (en) | 2018-07-16 | 2018-07-16 | Furnace top hydraulic apparatus for controlling pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208442093U true CN208442093U (en) | 2019-01-29 |
Family
ID=65086215
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821123324.4U Active CN208442093U (en) | 2018-07-16 | 2018-07-16 | Furnace top hydraulic apparatus for controlling pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208442093U (en) |
-
2018
- 2018-07-16 CN CN201821123324.4U patent/CN208442093U/en active Active
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