CN208040793U - A kind of hydraulic power station and heat collector - Google Patents
A kind of hydraulic power station and heat collector Download PDFInfo
- Publication number
- CN208040793U CN208040793U CN201820536133.4U CN201820536133U CN208040793U CN 208040793 U CN208040793 U CN 208040793U CN 201820536133 U CN201820536133 U CN 201820536133U CN 208040793 U CN208040793 U CN 208040793U
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- hydraulic
- hydraulic cylinder
- fuel tank
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- heliostat
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Abstract
The utility model is related to solar energy generation technology field more particularly to a kind of hydraulic power stations and heat collector.Hydraulic power station provided by the utility model includes fuel tank, hydraulic pump and variable-frequency motor, the hydraulic pump is driven to rotate by variable-frequency motor, hydraulic pump provides hydraulic oil into hydraulic cylinder, it drives the heliostat to rotate by hydraulic cylinder, accumulator is substituted using variable-frequency motor, when low frequency, motor low-speed running, the flow of hydraulic system will be minimum, and hydraulic cylinder is to move slowly at, heliostat slow rotation.When high frequency, by highest, hydraulic cylinder fast moves the flow of hydraulic system, heliostat quick rotation;By variable-frequency motor control motor rotating speed, variable-frequency motor can in its speed adjustable range can arbitrary speed governing, in the use of disparity items have versatility, eliminate accumulator, cost is saved, on-site maintenance is also more convenient, and motor frequency conversion startup can also solve the problems, such as motor frequent start-stop.
Description
Technical field
The utility model is related to solar energy generation technology field more particularly to a kind of hydraulic power stations and heat collector.
Background technology
Heliostat fluid power system can respectively drive horizontal angular direction hydraulic cylinder or height angular direction hydraulic cylinder with slow
Fast or quick two kinds of speed movement, to realize the movement day by day of heliostat.Fluid power system can execute control in time
The various command signals that system processed is sent out ensure the safe and accurate operation of heliostat.Heliostat work normally when, hydraulic cylinder with
Slower speed moves left and right once for every 20 seconds, in the entire time, completes a complete cycle movement.When solar radiation not
It is enough power plant's operation or when wind speed reaches critical value, heliostat will be returned to protective position.Hydraulic cylinder will be with faster speed
It is mobile, so that heliostat is continuously moved quickly into desired position.
Traditional design uses pump+accumulator, when heliostat needs quick rotation, the hydraulic oil that will be stored in accumulator
It releases, supplements the discharge capacity of hydraulic pump, the speed of hydraulic cylinder movement is improved, to drive heliostat quick rotation.By
It is shorter in the outdoor service life of accumulator itself, it needed to replace within 3 years or so primary, cost 25 years service life periods
It is huge.It also needing to carry out inflated with nitrogen to accumulator moreover, because accumulator itself is replaced every time so that later maintenance is unfavorable,
Cause the expense of secondary pollution and additional inflated with nitrogen.
Utility model content
(1) problem to be solved in the utility model is:The hydraulic system of existing heliostat generally adds storage using hydraulic pump
Can device adjust the movement speed of hydraulic cylinder, the service life of accumulator is shorter, cause cost huge, is unfavorable for later maintenance guarantor
It supports.
(2) technical solution
In order to solve the above-mentioned technical problem, the utility model provides a kind of hydraulic power station, including fuel tank, hydraulic pump,
Variable-frequency motor, the hydraulic pump are located on the fuel tank, and the liquid feeding end of the hydraulic pump is connected to the fuel tank, the frequency conversion
Motor is connected with the hydraulic pump for driving the hydraulic pump to rotate
The beneficial effects of the utility model:Hydraulic power station provided by the utility model includes fuel tank, hydraulic pump and frequency conversion
Motor drives the hydraulic pump to rotate by variable-frequency motor, and hydraulic pump provides hydraulic oil into hydraulic cylinder, and then passes through hydraulic pressure
Cylinder that is to say and the heliostat rotation, this programme is driven to use variable-frequency electric by hydraulic cylinder to drive the collection warmware to rotate
Machine substitutes accumulator, and the rotating speed of motor is controlled by variable-frequency motor.When low frequency, the flow of motor low-speed running, hydraulic system will
It is minimum, hydraulic cylinder is to move slowly at, heliostat slow rotation.When high frequency, for the flow of hydraulic system by highest, hydraulic cylinder is fast
Speed is mobile, heliostat quick rotation;Variable-frequency motor can in its speed adjustable range can arbitrary speed governing, have in the use of disparity items
There is versatility, eliminate accumulator, save cost, on-site maintenance is also more convenient, and motor frequency conversion startup can also solve motor
The problem of frequent start-stop.
Further, the hydraulic pump be fixed on it is described state on the inner wall of fuel tank upper end, and pass through fuel sucking pipe and the oil
Bottom portion is connected to.
Further, the variable-frequency motor is located at the outside of the fuel tank, and is fixed on the upper end of the fuel tank, the change
The output end of frequency motor is connect by shaft coupling with the hydraulic pump.
Further, the fuel tank is equipped with liquid level gauge.
Further, the fuel tank is equipped with the opening being connected to the fuel tank internal, and the opening is equipped with air mistake
Filter.
The utility model additionally provides a kind of heat collector, including:Supporting rack, collection warmware, first hydraulic cylinder, the second hydraulic pressure
Cylinder, third hydraulic cylinder and hydraulic power station as described in any one of the above embodiments, the collection warmware, first hydraulic cylinder, second hydraulic cylinder,
Third hydraulic cylinder and the hydraulic power station are each attached on support frame as described above, and the first hydraulic cylinder and second hydraulic cylinder are opposite
Set on the both sides of support frame as described above, for driving the collection warmware to rotate in the horizontal plane;The third hydraulic cylinder is arranged in institute
The upper end for stating supporting rack, for driving the hydraulic cylinder to be rotated in perpendicular;The outlet end of the hydraulic pump respectively with institute
State first hydraulic cylinder, second hydraulic cylinder is connected to third hydraulic cylinder.
Further, the heliostat that the collection warmware includes heliostat support and is arranged on the heliostat support.
Description of the drawings
The advantages of the utility model is above-mentioned and/or additional aspect is from combining in description of the following accompanying drawings to embodiment and will become
Obviously and it is readily appreciated that, wherein:
Fig. 1 is the decomposition texture schematic diagram of the hydraulic power station described in the utility model embodiment;
Fig. 2 is the overall structure diagram of the hydraulic power station described in the utility model embodiment;
Fig. 3 is the structural schematic diagram of the heat collector;
Fig. 4 is the partial enlarged view of Fig. 4;
Fig. 5 is the hydraulic schematic diagram using herein described hydraulic power station.
Correspondence in wherein Fig. 1 to Fig. 5 between reference numeral and component names is:
1, supporting rack, 2, heliostat support, 3, heliostat, 4, hydraulic power station, 41, valve terminal, 411, main valve block,
4111, three-position four-way electromagnetic directional valve, 4112, dirty news dial gauge, 4113, overflow valve, 42, power unit, 421, fuel tank,
4211, liquid level gauge, 4212, air filter, 4213, hydraulic pump, 4214, return filter, 4215, shaft coupling, 422, frequency conversion
Motor, 5, first hydraulic cylinder, 6, second hydraulic cylinder, 7, third hydraulic cylinder.
Specific implementation mode
It is new below in conjunction with this practicality to keep the purpose, technical scheme and advantage of the utility model embodiment clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is a part of the embodiment of the utility model, instead of all the embodiments.Based on the reality in the utility model
Apply example, the every other embodiment that those of ordinary skill in the art are obtained without making creative work, all
Belong to the range of the utility model protection.
As depicted in figs. 1 and 2, the utility model provides a kind of hydraulic power station 4, including fuel tank 421, hydraulic pump
4213, variable-frequency motor 422, the hydraulic pump 4213 are located on the fuel tank 421, and the liquid feeding end of the hydraulic pump 4213 and institute
The connection of fuel tank 421 is stated, the variable-frequency motor 422 is connected with the hydraulic pump 4213 for driving the hydraulic pump 4213 to rotate
Hydraulic power station 4 provided by the utility model includes fuel tank 421, hydraulic pump 4213 and variable-frequency motor 422, passes through change
Frequency motor 422 come drive the hydraulic pump 4213 rotate, hydraulic pump 4213 provides hydraulic oil into hydraulic cylinder, and then passes through hydraulic pressure
Cylinder that is to say and the heliostat 3 is driven to rotate by hydraulic cylinder to drive the collection warmware to rotate;This programme uses variable-frequency electric
Machine 422 substitutes accumulator, and the rotating speed of motor is controlled by variable-frequency motor 422.When low frequency, motor low-speed running, hydraulic system
Flow will be minimum, and hydraulic cylinder is to move slowly at, 3 slow rotation of heliostat.When high frequency, the flow of hydraulic system by highest,
Hydraulic cylinder fast moves, 3 quick rotation of heliostat, variable-frequency motor 422 can in its speed adjustable range can arbitrary speed governing, in different item
Purpose has versatility using upper, eliminates accumulator, saves cost, on-site maintenance is also more convenient, and motor frequency conversion starts
It can also solve the problems, such as motor frequent start-stop.
As depicted in figs. 1 and 2, valve terminal 41, the fuel tank 421,4213 and of hydraulic pump are additionally provided on the fuel tank 421
Variable-frequency motor 422 constitutes power unit 42, and the two is bonded modular hydraulic power station 4, includes in power unit 42:
Fuel tank 421, motor, hydraulic pump 4213, liquid level gauge 42114211, air filter 4212.Power packet unit is directed to disparity items
All there is versatility.Include in the valve terminal 41:Main valve block 411, return filter 4214, dirty news dial gauge 4112,
Solenoid directional control valve, check valve, overflow valve 4113, valve terminal 41 are the core components of hydraulic station, and the design of hydraulic circuit is all wrapped
It is contained in this element, therefore only needs, according to different project and demand, to be designed to be directed to valve terminal 41, power
Unit 42 is universal component, and different projects can share a power unit 42.Valve terminal 41 is only needed through four spiral shells
Bolt is attached on the fuel tank 421 that can be fixed on power unit 42.Modular design can targetedly select not
With the supplier of valve terminal 41 and power unit 42, the cost of product is advantageously reduced, obtains better economic benefit.
As depicted in figs. 1 and 2, the hydraulic pump 4213 be fixed on it is described state on the inner wall of 421 upper end of fuel tank, and pass through suction
Oil pipe is connected to 421 bottom of the fuel tank, at the same hydraulic pump 4213 go out liquid section by flowline through valve terminal 41 respectively with
Different hydraulic cylinder connections, hydraulic oil is provided for hydraulic cylinder;Specifically, the hydraulic pump 4213 is fixed on the fuel tank 421
The inside of upper end, and it is attached fixation with the main valve block 411 on the valve terminal 41, and then realize hydraulic pump 4213
It is fixed, while the power intake of the hydraulic pump 4213 and the output end of the variable-frequency motor 422 are connected by shaft coupling 4215
It connects, the power of the variable-frequency motor 422 is passed to by hydraulic pump 4213 by the shaft coupling 4215, drives 4213 turns of hydraulic pump
It is dynamic, and then hydraulic oil is conveyed into hydraulic cylinder by hydraulic pump 4213, the collection warmware rotation is driven, wherein described herein
It includes heliostat support 2 and heliostat 3 to collect warmware, and the heliostat 3 is fixed on the heliostat support 2;Such as Fig. 1 and Fig. 2
Shown, the variable-frequency motor 422 is located at the outside of the fuel tank 421, and is fixed on the upper end of the fuel tank 421;Specifically, institute
It includes return filter 4214 to state valve terminal 41, and the return filter 4214 is connected to the main valve block 411, so with institute
The connection of fuel tank 421 is stated, the hydraulic oil returned from hydraulic cylinder is filtered by return filter 4214 enters fuel tank 421, in this way
The components such as the impurity in hydraulic oil, protection hydraulic pump 4213 can be filtered out.Further, fuel tank 421 be equipped with can open or
The pouring orifice of closing, for hydraulic oil to be added.Return filter 4214 is equipped with dirty news dial gauge 4112, for monitoring oil return filter
The pollution level of device 4214, to replace filter core in time.
As depicted in figs. 1 and 2, the fuel tank 421 is equipped with liquid level gauge 42114211, can by liquid level gauge 42114211
The liquid level of intuitive observation fuel tank 421, is conducive to supplement hydraulic oil into fuel tank 421 in time.As depicted in figs. 1 and 2, institute
It states fuel tank 421 and is equipped with the opening being connected to 421 inside of the fuel tank, the opening is equipped with air filter 4212, passes through
Air filter 4212 can be filtered into the air in fuel tank 421, prevented granule foreign from entering in fuel tank 421, caused hydraulic pressure
Pump 4213 or hydraulic cylinder operation troubles, wherein the opening is the pouring orifice.
As shown in Figure 3 and Figure 4, the utility model additionally provides a kind of heat collector, including:Supporting rack 1, collection warmware, first
Hydraulic cylinder 5, second hydraulic cylinder 6, third hydraulic cylinder 7 and hydraulic power station as described in any one of the above embodiments 4, the collection warmware,
One hydraulic cylinder 5, second hydraulic cylinder 6, third hydraulic cylinder 7 and the hydraulic power station 4 are each attached on support frame as described above 1, described
First hydraulic cylinder 5 and the opposite both sides for being set to support frame as described above 1 of second hydraulic cylinder 6, for driving the collection warmware in horizontal plane
Interior rotation;The third hydraulic cylinder 7 is arranged in the upper end of support frame as described above 1, for driving the hydraulic cylinder in perpendicular
Rotation;The outlet end of the hydraulic pump 4213 connects with the first hydraulic cylinder 5, second hydraulic cylinder 6 and third hydraulic cylinder 7 respectively
It is logical.Heat collector provided by the invention is used as the power source of hydraulic system by the hydraulic power station 4 described in above-described embodiment, by
Power plant in above-mentioned hydraulic power station 4 using variable-frequency motor 422 as driving hydraulic pump 4213, therefore can arbitrarily adjust
The rotating speed of variable-frequency motor 422, and then the velocity of rotation of heliostat 3 is adjusted, there is versatility in the use of disparity items, save
Accumulator saves cost, and on-site maintenance is also more convenient, and motor frequency conversion startup can also solve asking for motor frequent start-stop
Topic.
Preferably, as shown in figure 3, the collection warmware includes heliostat support 2 and is arranged on the heliostat support 2
Heliostat 3 drives the family of heliostat 3 that heliostat 3 is driven to rotate by hydraulic power station 4 works come driving hydraulic cylinder, under
Face illustrates the hydraulic principle that hydraulic power station 4 provided by the utility model drives heliostat 3 to rotate in conjunction with attached drawing 5.
As shown in figure 5, fuel tank 421 is equipped with pouring orifice, hydraulic oil can be added into fuel tank 421 by the pouring orifice,
The pouring orifice is the opening being arranged on fuel tank 421, and the air filter 4212, institute are provided at the pouring orifice
It states hydraulic pump 4213 to rotate under the action of variable-frequency motor 422, by the outside pumps hydraulic oil of flowline, hydraulic pump 4213 goes out
Liquid end and the fuel-displaced oil communication, the fuel-displaced oil circuit are connected to three hydraulic branch respectively, and each hydraulic branch passes through
One solenoid directional control valve is connected to hydraulic cylinder, and the specific solenoid directional control valve is three-position four-way electromagnetic directional valve 4111, three
Hydraulic branch respectively by three three-position four-way electromagnetic directional valves 4111 then respectively with first hydraulic cylinder 5, second hydraulic cylinder 6,
Third hydraulic cylinder 7 is connected to, i.e., is connected to first hydraulic cylinder 5 by a three-position four-way electromagnetic directional valve 4111, described three four
Electromagnet a, b there are two being set on logical reversal valve, two electromagnet a, b are symmetrical arranged, and 5 liters of first hydraulic cylinder when a obtains electric, b obtains electric
When first hydraulic cylinder 5 drop, and then realize the rotation in the horizontal plane of heliostat 3;Similarly second hydraulic cylinder 6 and third hydraulic cylinder 7
It is also to be controlled respectively by an individual three position four-way electromagnetic valve, described in second hydraulic cylinder 6 and 5 co- controlling of first hydraulic cylinder
3 rotation in the horizontal direction of heliostat, third hydraulic cylinder 7 (drive institute for controlling the heliostat 3 in short transverse rotation
Heliostat 3 is stated to rotate in perpendicular), the first hydraulic cylinder 5, second hydraulic cylinder 6 and third hydraulic cylinder 7 are defeated by controller
Enter program, the lifting of hydraulic cylinder, same time control are controlled by controlling the electricity of a, b electromagnet in three-position four-way electromagnetic directional valve 4111
Make which 3-position 4-way electromagnetic switch obtains electric, opens oil circuit and enters corresponding hydraulic cylinder and completes corresponding program behavior, while
Be connected with skimmer circuit on the fuel-displaced oil circuit, the skimmer circuit is equipped with overflow valve 4113, the overflow valve 4113 with return
Hydraulic fluid port is connected to, and when system pressure is more than specified value, overflow valve 4113 is opened, and the hydraulic oil in hydraulic pump 4213 is respectively by overflowing
Stream valve 4113 and return filter 4214 flow back into fuel tank 421, and the return filter 4214 enters for filtering in fuel tank 421
Hydraulic oil in impurity.
It should be noted that the solenoid directional control valve is not limited to three-position four-way electromagnetic directional valve 4111 in this application,
Can be other solenoid valves, as long as it can realize the purpose that first hydraulic cylinder 5, second hydraulic cylinder 6 are connected to third hydraulic cylinder 7
Also the design philosophy of the utility model can be realized, while the valve terminal 41 is also not limited to above-mentioned quantity, i.e.,
The valve terminal 41 can also be also not limited to three including the quantity of other valve modules and the solenoid directional control valve,
It can also be four five six etc., can be selected according to specific circumstances, as long as setting for the utility model can be realized
Thought is counted, the scope of protection of the utility model should be belonged to.
In conclusion this hydraulic power station provided by the utility model includes fuel tank, hydraulic pump and variable-frequency motor, pass through change
Frequency motor drives the hydraulic pump to rotate, and hydraulic pump provides hydraulic oil into hydraulic cylinder, and then by hydraulic cylinder to drive
Collection warmware rotation is stated, that is to say and the heliostat is driven to rotate by hydraulic cylinder, this programme substitutes accumulation of energy using variable-frequency motor
Device controls the rotating speed of motor by variable-frequency motor.When low frequency, the flow of motor low-speed running, hydraulic system will be minimum, liquid
Cylinder pressure is to move slowly at, heliostat slow rotation.When high frequency, by highest, hydraulic cylinder fast moves the flow of hydraulic system, the settled date
Mirror quick rotation, variable-frequency motor can in its speed adjustable range can arbitrary speed governing, in the use of disparity items have versatility, save
Accumulator has been removed, cost is saved, on-site maintenance is also more convenient, and motor frequency conversion startup can also solve asking for motor frequent start-stop
Topic.
In the description of the present invention, it should be noted that term "center", " longitudinal direction ", " transverse direction ", "upper", "lower",
"front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", " orientation or positional relationships of the instructions such as "inner", "outside"
To be based on the orientation or positional relationship shown in the drawings, it is merely for convenience of describing the present invention and simplifying the description, without referring to
Show or imply that signified device or element must have a particular orientation, with specific azimuth configuration and operation, therefore cannot manage
Solution is limitations of the present invention.In addition, term " first ", " second " are used for description purposes only, and should not be understood as indicating
Or imply relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection;It can be mechanical connection, can also be electrical connection;Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, it can understand above-mentioned art with concrete condition
The concrete meaning of language in the present invention.In addition, in the description of the present invention, unless otherwise indicated, " multiples' " contains
Justice is two or more.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all in this practicality
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model
Within the scope of shield.
Claims (7)
1. a kind of hydraulic power station, it is characterised in that:Including fuel tank, hydraulic pump and variable-frequency motor, the hydraulic pump is located at described
On fuel tank, and the liquid feeding end of the hydraulic pump is connected to the fuel tank, and the variable-frequency motor is connected with the hydraulic pump for driving
The dynamic hydraulic pump rotation.
2. hydraulic power station according to claim 1, it is characterised in that:The hydraulic pump states fuel tank upper end described in being fixed on
Inner wall on, and be connected to the tank bottoms by fuel sucking pipe.
3. hydraulic power station according to claim 1, it is characterised in that:The variable-frequency motor is located at the outer of the fuel tank
Side, and it is fixed on the upper end of the fuel tank, the output end of the variable-frequency motor is connect by shaft coupling with the hydraulic pump.
4. hydraulic power station according to claim 1, it is characterised in that:The fuel tank is equipped with liquid level gauge.
5. hydraulic power station according to claim 1, it is characterised in that:The fuel tank is equipped with to be connected with the fuel tank internal
Logical opening, the opening are equipped with air filter.
6. a kind of heat collector, it is characterised in that:Including:Supporting rack, collection warmware, first hydraulic cylinder, second hydraulic cylinder, third hydraulic pressure
Cylinder and such as hydraulic power station described in any one of claim 1 to 5, the collection warmware, first hydraulic cylinder, second hydraulic cylinder, the
Three hydraulic cylinders and the hydraulic power station are each attached on support frame as described above;
The first hydraulic cylinder and the opposite both sides for being set to support frame as described above of second hydraulic cylinder, for driving the collection warmware in water
Rotation in surface;
The third hydraulic cylinder is arranged in the upper end of support frame as described above, for driving the hydraulic cylinder to be rotated in perpendicular;
The outlet end of the hydraulic pump is connected to the first hydraulic cylinder, second hydraulic cylinder and third hydraulic cylinder respectively.
7. heat collector according to claim 6, it is characterised in that:The collection warmware includes heliostat support and is arranged in institute
State the heliostat on heliostat support.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201820536133.4U CN208040793U (en) | 2018-04-16 | 2018-04-16 | A kind of hydraulic power station and heat collector |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201820536133.4U CN208040793U (en) | 2018-04-16 | 2018-04-16 | A kind of hydraulic power station and heat collector |
Publications (1)
Publication Number | Publication Date |
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CN208040793U true CN208040793U (en) | 2018-11-02 |
Family
ID=63943678
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201820536133.4U Active CN208040793U (en) | 2018-04-16 | 2018-04-16 | A kind of hydraulic power station and heat collector |
Country Status (1)
Country | Link |
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CN (1) | CN208040793U (en) |
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2018
- 2018-04-16 CN CN201820536133.4U patent/CN208040793U/en active Active
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