CN111271217A - Device for generating power by using return oil pressure of hydraulic system - Google Patents
Device for generating power by using return oil pressure of hydraulic system Download PDFInfo
- Publication number
- CN111271217A CN111271217A CN202010261739.3A CN202010261739A CN111271217A CN 111271217 A CN111271217 A CN 111271217A CN 202010261739 A CN202010261739 A CN 202010261739A CN 111271217 A CN111271217 A CN 111271217A
- Authority
- CN
- China
- Prior art keywords
- hydraulic motor
- functional part
- hydraulic
- gear
- generator
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03C—POSITIVE-DISPLACEMENT ENGINES DRIVEN BY LIQUIDS
- F03C1/00—Reciprocating-piston liquid engines
- F03C1/26—Reciprocating-piston liquid engines adapted for special use or combined with apparatus driven thereby
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03C—POSITIVE-DISPLACEMENT ENGINES DRIVEN BY LIQUIDS
- F03C1/00—Reciprocating-piston liquid engines
- F03C1/003—Reciprocating-piston liquid engines controlling
- F03C1/004—Reciprocating-piston liquid engines controlling speed-control
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
- F15B13/023—Excess flow valves, e.g. for locking cylinders in case of hose burst
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/22—Auxiliary parts of casings not covered by groups H02K5/06-H02K5/20, e.g. shaped to form connection boxes or terminal boxes
- H02K5/225—Terminal boxes or connection arrangements
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/18—Structural association of electric generators with mechanical driving motors, e.g. with turbines
- H02K7/1807—Rotary generators
- H02K7/1815—Rotary generators structurally associated with reciprocating piston engines
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The invention discloses a device for generating power by utilizing return oil pressure of a hydraulic system, which comprises a hydraulic motor functional part and a power generation functional part, wherein the hydraulic motor functional part is a hydraulic motor, the power generation functional part is a generator, the hydraulic motor functional part drives the power generation functional part to rotate, the power generation functional part also comprises a rectifying or voltage regulating device, the hydraulic motor functional part comprises a hydraulic motor and a speed regulating throttling device, the output end of the power generation functional part is connected with a load circuit, the load circuit is a circuit of an electric appliance or a storage battery or a power grid circuit, and the hydraulic motor functional part is connected to a return circuit of the hydraulic system. The device can convert the residual energy of the backflow of the hydraulic oil into electric energy for recycling, and the energy brought by the oil return pressure consumed by the original system through speed regulation by the throttle valve is used for driving the power generation device to generate power, so that the heating energy consumption of the system is reduced, the temperature rise of the hydraulic system is reduced, and the effects of saving energy, reducing emission and simplifying the system are achieved.
Description
Technical Field
The invention relates to the technical field of hydraulic oil return, in particular to a device for realizing power generation by using system oil return pressure.
Background
The hydraulic system is a complete set of device which takes oil as a working medium, utilizes the pressure energy of the oil and controls a hydraulic actuating mechanism to work through accessories such as a control valve and the like, and generally comprises a power element, an actuating element, a control element, an auxiliary element and hydraulic oil, wherein the power element is a hydraulic pump: the device for converting the hydraulic energy into the mechanical energy comprises an execution element, such as a hydraulic cylinder and a hydraulic motor, a control element, such as a hydraulic valve: the hydraulic oil is a working medium for transferring energy in a hydraulic system, and comprises various types of mineral oil, emulsion, synthetic hydraulic oil and the like.
A hydraulic cylinder type hydraulic system, such as a hydraulic elevator, comprises two processes of oil inlet and oil return in the working process of hydraulic oil, wherein the oil inlet process isFromThe hydraulic oil is returned to the oil tank of the hydraulic system from the working oil cylinder when the oil cylinder piston returns, and the return of the oil cylinder piston is usually powered by gravity or other energy storage devices in the system, such as a pneumatic cylinder or a piston cylinder with a spring. Because some field devices have requirements on the return working condition of a working oil cylinder of a hydraulic system in terms of speed and the like, a speed regulating device such as a throttle valve is usually arranged on a hydraulic circuit for control; in the case of a system with such a hydraulic system, the energy available in the initial phase of the return stroke is largely consumed in the return stroke by the return throttle in the hydraulic system. For a hydraulic system adopting a throttle valve to control the return working condition, a large amount of heat is generated when hydraulic oil passes through the throttle opening, and the heat is accumulated continuously in the hydraulic circulation process, which is also the main reason for increasing the oil temperature. In fact, in most hydraulic systems, in order to control the temperature of hydraulic oil, the temperature of the hydraulic oil in the system is prevented from rising too much, and a cooling device is usually added in the hydraulic system, so that the hydraulic system not only has high energy consumption, but also has large heat emission.
Aiming at the situations, the research aims to fully utilize energy, recover the energy of the hydraulic system, simplify the hydraulic system and realize the energy conservation and emission reduction of the hydraulic system.
Disclosure of Invention
The purpose of the invention is that: energy recovery is carried out on the hydraulic system, energy loss of the system is reduced, heating of the system is reduced, and energy conservation and emission reduction of the hydraulic system are achieved.
In order to solve the technical problems, the invention adopts the technical scheme that:
the utility model provides an utilize hydraulic system return oil pressure electricity generation's device, includes hydraulic motor functional part 1 and electricity generation functional part 2, hydraulic motor functional part 1 is hydraulic motor, electricity generation functional part 2 is the generator, and hydraulic motor functional part 1 drive electricity generation functional part 2 is rotatory, load circuit 3 is connected to electricity generation functional part 2's output, hydraulic motor functional part 1 inserts on the hydraulic system return circuit.
As a further explanation of the above-described configuration, the hydraulic motor function member 1 is a gear type, vane type or plunger type hydraulic motor, and the power generation function member 2 is a dc generator or an ac generator.
As a further explanation of the above solution, the hydraulic motor functional component 1 is in transmission connection with the power input end of the power generation functional component 2 through a coupling 4.
As a further explanation of the above solution, the coupling 4 is a spline coupling.
As a further illustration of the above solution, the load of the load circuit 3 is a power adjustable load. The rotating speed of the hydraulic motor is adjusted by adjusting the load power, so that the flow speed of the hydraulic oil is adjusted, the backflow residual energy of the hydraulic oil can be converted into electric energy, the electric energy can be recovered, the residual energy is prevented from being converted into heat energy of the hydraulic oil in a throttling mode, and the temperature rise of the hydraulic oil in a hydraulic system is effectively prevented.
As a further explanation of the above solution, the power generation functional component 2 further includes a rectifying or voltage regulating device.
As a further explanation of the above scheme, the hydraulic motor functional component 1 comprises a hydraulic motor and a speed-regulating throttling device 5, the speed-regulating throttling device 5 is a throttle valve, and the speed-regulating throttling device 5 and the hydraulic motor are installed on a loop of a hydraulic system in parallel. Through parallelly connected choke valve, can realize two backward flow speed reduction oil circuits, avoid hydraulic motor to appear unable rotation or rotational speed too slow problem because of some reasons.
As a further explanation of the above scheme, the speed-regulating throttling device 5 is an adjustable throttling valve. Through the structure, the opening of the throttle valve can be controlled, the output parameters of the generator can be adjusted according to the rotating speed and the load capacity of the motor, and all working condition requirements of the system during the return stroke of the working oil cylinder are met together.
As a further explanation of the above solution, the hydraulic motor functional component 1 is formed by connecting the hydraulic motor and the speed-regulating throttling device 5 in parallel through an integrated structure, or connecting the hydraulic motor and the speed-regulating throttling device in parallel through an independent and separate structure.
As a further explanation of the above scheme, the hydraulic motor functional component 1 and the power generation functional component 2 are designed in an integrated structure, and the device for generating power by using the oil return pressure of the hydraulic system comprises a gear with a shaft 1-1, a speed regulation oil way 1-2, a rear cover with a throttle hole 1-3, a floating side plate 1-4, a gear 1-5, an oil pressure shell 1-6, a motor intermediate support 1-7, a generator stator assembly 1-8, a generator rotor 1-9, a collecting ring and brush carrier assembly 1-10, a charging regulator 1-11, a charging terminal 1-12, a current rectifier 1-13 and a main shaft 1-14; the device for generating power by utilizing the return oil pressure of the hydraulic system comprises a hydraulic motor driving and throttling speed regulation part, a generator and an electric control part; the hydraulic motor functional component 1 comprises a gear with a shaft 1-1, a speed regulating oil path 1-2, a rear cover with a throttling hole 1-3, a floating side plate 1-4, a gear 1-5 and an oil pressure shell 1-6, wherein the gear 1-1 with the shaft is in transmission connection with the gear 1-5, the gear 1-5 is coaxially and fixedly connected with the rear section of a main shaft 1-14, the radial outer side and the front side of the gear 1-1 with the shaft and the gear 1-5 are respectively provided with the oil pressure shell 1-6, the rear side of the gear 1-1 with the shaft and the gear 1-5 is provided with the floating side plate 1-4, the rear side of the floating side plate 1-4 is provided with the rear cover with the throttling hole 1-3, the speed regulating oil path 1-2 is arranged in the rear cover with the throttling hole 1-3, and the rear cover with the throttling hole 1-3 is also provided with a regulating valve core 1-2 for controlling 1, the front side shell surface and the floating side plate 1-4 of the oil pressure shell 1-6 are provided with bearing holes for mounting the gear 1-1 with a shaft, the oil pressure shell 1-6 is in sealing fit with the floating side plate 1-4, the oil pressure shell 1-6 is provided with an oil inlet 1-6-1 and an oil outlet 1-6-2 on the radial outer side shell surface, the oil pressure shell 1-6 and the floating side plate 1-4 are sealed to form a gear driving oil path 1-1-1, the gear driving oil path 1-1-1 drives a belt shaft gear 1-1 to rotate, the oil inlet 1-6-1 and the oil outlet 1-6-2 are also respectively communicated with two ends of the speed regulating oil way 1-2, so that the speed regulating oil way 1-2 and the gear driving oil way 1-1-1 are connected in parallel; the power generation functional component 2 comprises a motor middle support 1-7, a generator stator assembly 1-8, a generator rotor 1-9, a collector ring and brush carrier assembly 1-10, a charging regulator 1-11, a charging terminal 1-12, a current rectifier 1-13 and a main shaft 1-14, wherein the front section of the main shaft 1-14 is coaxially and fixedly connected with the generator rotor 1-9, the radial outer side of the generator rotor 1-9 is provided with the generator stator assembly 1-8, the generator rotor 1-9 is in clearance fit with the generator stator assembly 1-8, the front end and the rear end of the generator stator assembly 1-8 are respectively fixed on a generator front shell 1-7-1 and a motor middle support 1-7, and a generator front shell 1-7-1, a bearing hole is arranged in the center of a motor intermediate support 1-7, a main shaft 1-14 is stably installed in bearing holes of a generator front shell 1-7-1 and the motor intermediate support 1-7 through a bearing, a collecting ring of a collecting ring and brush holder assembly 1-10 is coaxially fixed at the front end of the main shaft 1-14, a brush holder assembly of the collecting ring and brush holder assembly 1-10 is fixed on the generator front shell 1-7-1, a charging regulator 1-11 and a charging wiring column 1-12 are fixed on the outer side surface of the generator front shell 1-7-1, a current rectifier 1-13 is fixed on the inner side surface of the generator front shell 1-7-1, a generator rotor 1-9 is connected with the current rectifier 1-13 through a collecting ring and brush holder assembly 1-10 through an electric wire, the current rectifier 1-13 is connected with the charging regulator 1-11 through an electric wire, the charging regulator 1-11 is connected with the charging terminal 1-12 through an electric wire, and the charging terminal 1-12 is used for charging the storage battery.
The working principle is as follows: the device for generating power by utilizing the return oil pressure of the hydraulic system adjusts the rotating speed of the hydraulic motor by adjusting the output load power of the generator, thereby controlling the return oil flow of hydraulic oil in the hydraulic system and the return speed of the working oil cylinder, achieving the effect of adjusting the flow rate, simultaneously converting the return residual energy of the hydraulic oil into electric energy, recovering the electric energy, avoiding the residual energy from being converted into the heat energy of the hydraulic oil in a throttling mode, and effectively preventing the temperature rise of the hydraulic oil in the hydraulic system.
Has the advantages that: the device for generating power by utilizing the return oil pressure of the hydraulic system can replace a throttle valve to realize the flow speed regulation of hydraulic oil, can convert the return residual energy of the hydraulic oil into electric energy for recycling, and can reduce or avoid the installation of a cooling device, thereby achieving the effects of saving energy, reducing emission and simplifying the system.
The explanations in the above regarding terms and prior art components are as follows:
hydraulic cylinder hydraulic system: the hydraulic system is characterized in that an actuating element in the hydraulic system is a hydraulic oil cylinder, and the hydraulic oil cylinder does linear reciprocating motion, outputs force and displacement, such as a hydraulic lifter.
A throttle valve: the throttle valve is a valve for controlling fluid flow by changing throttle section or throttle length, and can be divided into an adjustable throttle valve and a fixed throttle valve according to structural forms.
A hydraulic motor: the hydraulic motor is divided into gear type, vane type, plunger type and other types according to the structural types.
A generator: it is a mechanical device for converting other forms of energy into electric energy, and is driven by a water turbine, a steam turbine, a diesel engine or other power machinery.
Coupling: the coupling is a device for connecting two shafts or a shaft and a rotating part, rotating together in the process of transmitting motion and power and not separating under normal conditions. Sometimes it is used as a safety device to prevent the coupled machine parts from bearing excessive load, and it plays the role of overload protection. Most of the commonly used couplings are standardized or standardized, and generally, only the type of the coupling needs to be correctly selected and the model and the size of the coupling need to be determined. Couplings can be divided into two broad categories, rigid couplings and flexible couplings.
Drawings
FIG. 1 is a schematic structural diagram according to a first embodiment;
fig. 2 is a schematic structural diagram of a hydraulic motor functional part 1 in a second embodiment;
FIG. 3 is an engineering view of the third embodiment;
FIG. 4 is a cross-sectional view taken along line A-A of FIG. 3;
fig. 5 is a sectional view taken along line B-B in fig. 4.
In the drawings:
the device comprises a hydraulic motor functional part 1, a power generation functional part 2, a load circuit 3, a coupler 4, a speed regulation throttling device 5, a gear with a shaft 1-1, a gear driving oil circuit 1-1, a speed regulation oil circuit 1-2, a rear cover with a throttling hole 1-3, a floating side plate 1-4, a gear 1-5, an oil pressure shell 1-6, an oil inlet 1-6-1, an oil outlet 1-6-2, a generator front shell 1-7-1, a motor middle support 1-7, a generator stator assembly 1-8, a generator rotor 1-9, a collecting ring and brush carrier assembly 1-10, a charging regulator 1-11, a charging wiring column 1-12, a current rectifier 1-13 and a main shaft 1-14.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The first embodiment is as follows:
the utility model provides an utilize device of hydraulic system return oil pressure electricity generation, as the structure principle sketch shown in figure 1, includes hydraulic motor functional unit 1 and electricity generation functional unit 2, hydraulic motor functional unit 1 is hydraulic motor, electricity generation functional unit 2 is the generator, and hydraulic motor functional unit 1 drive electricity generation functional unit 2 is rotatory, load circuit 3 is connected to electricity generation functional unit 2's output, load circuit 3 is the circuit or the electric wire netting circuit of electrical apparatus or battery, hydraulic motor functional unit 1 inserts on the hydraulic system return circuit.
As a further description of the present embodiment, the hydraulic motor function part 1 is one of a gear type, vane type or plunger type hydraulic motor, and the power generation function part 2 is one of a dc generator or an ac generator.
As a further description of the present embodiment, the hydraulic motor function unit 1 is drivingly connected to the power input of the power generation function unit 2 via a coupling 4.
As a further description of the present embodiment, the coupling 4 is a spline coupling.
As a further implementation description of the present embodiment, the load of the load circuit 3 is a power adjustable load.
As a further description of the present embodiment, the power generation functional component 2 further includes a rectifying or voltage regulating device.
The device for generating power by utilizing the oil return pressure of the hydraulic system can adjust the rotating speed of the hydraulic motor by adjusting the load power, so that the flow speed of hydraulic oil is adjusted, meanwhile, the backflow surplus energy of the hydraulic oil can be converted into electric energy, the electric energy can be recovered, the surplus energy is prevented from being converted into heat energy of the hydraulic oil in a throttling mode, the temperature rise of the hydraulic oil in the hydraulic system is effectively prevented, and compared with the conventional hydraulic system, the device can be used without a cooling device, and has the effects of energy conservation and emission reduction.
Example two:
the difference from the first embodiment is that: as shown in fig. 2, the hydraulic motor functional component 1 includes a hydraulic motor and a speed regulation throttling device 5, the speed regulation throttling device 5 is a throttling valve, and the speed regulation throttling device 5 and the hydraulic motor are installed on a loop of a hydraulic system in parallel. Through parallelly connected choke valve, can realize two backward flow speed reduction oil circuits, avoid hydraulic motor to appear unable rotation or rotational speed too slow problem because of some reasons.
As a further explanation of the above scheme, the speed-regulating throttling device 5 is an adjustable throttling valve. Through the structure, the opening of the throttle valve can be controlled, the output parameters of the generator can be adjusted according to the rotating speed and the load capacity of the motor, and all working condition requirements of the system during the return stroke of the working oil cylinder are met together.
As a further explanation of the above scheme, the hydraulic motor functional component 1 is that the hydraulic motor is connected with the speed regulation throttling device 5 in parallel through an independent discrete structure.
Example three:
the difference from the second embodiment is that: as shown in fig. 3, 4 and 5, the hydraulic motor functional part 1 and the power generation functional part 2 are designed in an integrated structure, and the device for generating power by utilizing the return oil pressure of the hydraulic system comprises a gear 1-1 with a shaft, a speed regulation oil way 1-2, a rear cover 1-3 with a throttling hole, a floating side plate 1-4, a gear 1-5, an oil pressure shell 1-6, a motor intermediate support 1-7, a generator stator assembly 1-8, a generator rotor 1-9, a collecting ring and brush carrier assembly 1-10, a charging regulator 1-11, a charging terminal 1-12, a current rectifier 1-13 and a main shaft 1-14; the device for generating power by utilizing the return oil pressure of the hydraulic system comprises a hydraulic motor driving and throttling speed regulation part, a generator and an electric control part; the hydraulic motor functional component 1 comprises a gear with a shaft 1-1, a speed regulating oil path 1-2, a rear cover with a throttling hole 1-3, a floating side plate 1-4, a gear 1-5 and an oil pressure shell 1-6, wherein the gear 1-1 with the shaft is in transmission connection with the gear 1-5, the gear 1-5 is coaxially and fixedly connected with the rear section of a main shaft 1-14, the radial outer side and the front side of the gear 1-1 with the shaft and the gear 1-5 are respectively provided with the oil pressure shell 1-6, the rear side of the gear 1-1 with the shaft and the gear 1-5 is provided with the floating side plate 1-4, the rear side of the floating side plate 1-4 is provided with the rear cover with the throttling hole 1-3, the speed regulating oil path 1-2 is arranged in the rear cover with the throttling hole 1-3, and the rear cover with the throttling hole 1-3 is also provided with a regulating valve core 1-2 for controlling 1, the front side shell surface and the floating side plate 1-4 of the oil pressure shell 1-6 are provided with bearing holes for mounting the gear 1-1 with a shaft, the oil pressure shell 1-6 is in sealing fit with the floating side plate 1-4, the oil pressure shell 1-6 is provided with an oil inlet 1-6-1 and an oil outlet 1-6-2 on the radial outer side shell surface, the oil pressure shell 1-6 and the floating side plate 1-4 are sealed to form a gear driving oil path 1-1-1, the gear driving oil path 1-1-1 drives a belt shaft gear 1-1 to rotate, the oil inlet 1-6-1 and the oil outlet 1-6-2 are also respectively communicated with two ends of the speed regulating oil way 1-2, so that the speed regulating oil way 1-2 and the gear driving oil way 1-1-1 are connected in parallel; the power generation functional component 2 comprises a motor middle support 1-7, a generator stator assembly 1-8, a generator rotor 1-9, a collector ring and brush carrier assembly 1-10, a charging regulator 1-11, a charging terminal 1-12, a current rectifier 1-13 and a main shaft 1-14, wherein the front section of the main shaft 1-14 is coaxially and fixedly connected with the generator rotor 1-9, the radial outer side of the generator rotor 1-9 is provided with the generator stator assembly 1-8, the generator rotor 1-9 is in clearance fit with the generator stator assembly 1-8, the front end and the rear end of the generator stator assembly 1-8 are respectively fixed on a generator front shell 1-7-1 and a motor middle support 1-7, and a generator front shell 1-7-1, a bearing hole is arranged in the center of a motor intermediate support 1-7, a main shaft 1-14 is stably installed in bearing holes of a generator front shell 1-7-1 and the motor intermediate support 1-7 through a bearing, a collecting ring of a collecting ring and brush holder assembly 1-10 is coaxially fixed at the front end of the main shaft 1-14, a brush holder assembly of the collecting ring and brush holder assembly 1-10 is fixed on the generator front shell 1-7-1, a charging regulator 1-11 and a charging wiring column 1-12 are fixed on the outer side surface of the generator front shell 1-7-1, a current rectifier 1-13 is fixed on the inner side surface of the generator front shell 1-7-1, a generator rotor 1-9 is connected with the current rectifier 1-13 through a collecting ring and brush holder assembly 1-10 through an electric wire, the current rectifier 1-13 is in electric wire connection with a charging regulator 1-11, the charging regulator 1-11 is in electric wire connection with a charging terminal 1-12, and the charging terminal 1-12 is used for charging a storage battery
Through the structure, compared with a discrete independent structure in the first embodiment, the device for generating power by utilizing the return oil pressure of the hydraulic system is of an integrated structure, and is very convenient to install and use in the hydraulic system.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (10)
1. The utility model provides an utilize hydraulic system return oil pressure electricity generation's device which characterized in that: including hydraulic motor functional part (1) and electricity generation functional part (2), hydraulic motor functional part (1) is hydraulic motor, electricity generation functional part (2) are the generator, and hydraulic motor functional part (1) drive electricity generation functional part (2) are rotatory, load circuit (3) are connected to the output of electricity generation functional part (2), hydraulic motor functional part (1) inserts on the hydraulic system return circuit.
2. The apparatus for generating power by utilizing the return oil pressure of the hydraulic system as claimed in claim 1, wherein: the hydraulic motor functional part (1) is a gear type, blade type or plunger type hydraulic motor, and the power generation functional part (2) is a direct current generator or an alternating current generator.
3. The apparatus for generating power by using the return oil pressure of the hydraulic system as claimed in claim 2, wherein: the hydraulic motor functional part (1) is in transmission connection with the power input end of the power generation functional part (2) through a coupler (4).
4. The apparatus for generating power by utilizing the return oil pressure of the hydraulic system as claimed in claim 3, wherein: the coupler (4) is a spline coupler.
5. The device for generating power by utilizing the return oil pressure of the hydraulic system as claimed in claim 4, wherein: the load of the load circuit (3) is a power-adjustable load.
6. The apparatus for generating power by utilizing the return oil pressure of the hydraulic system as claimed in claim 3, wherein: the power generation functional component (2) also comprises a rectifying or voltage regulating device.
7. The apparatus for generating power by utilizing the return oil pressure of the hydraulic system as claimed in claim 6, wherein: the hydraulic motor functional part (1) comprises a hydraulic motor and a speed regulation throttling device (5), the speed regulation throttling device (5) is a throttling valve, and the speed regulation throttling device (5) and the hydraulic motor are installed on a loop of a hydraulic system in parallel.
8. The apparatus for generating electricity using hydraulic system return pressure according to claim 7, wherein: the speed regulation throttling device (5) is an adjustable throttling valve.
9. The apparatus for generating electricity using hydraulic system return pressure according to claim 8, wherein: the hydraulic motor functional component (1) is formed by connecting a hydraulic motor and a speed regulation throttling device (5) in parallel through an integrated structure or connecting the hydraulic motor and the speed regulation throttling device in parallel through an independent and discrete structure.
10. The apparatus for generating electricity using hydraulic system return pressure according to claim 8, wherein: the hydraulic motor functional component (1) and the power generation functional component (2) are designed in an integrated structure, and the device for generating power by utilizing the return oil pressure of the hydraulic system comprises a gear (1-1) with a shaft, a speed regulation oil way (1-2), a rear cover (1-3) with a throttling hole, a floating side plate (1-4), a gear (1-5), an oil pressure shell (1-6), a motor middle support (1-7), a generator stator assembly (1-8), a generator rotor (1-9), a collecting ring and brush carrier assembly (1-10), a charging regulator (1-11), a charging wire column (1-12), a current rectifier (1-13) and a main shaft (1-14); the device for generating power by utilizing the return oil pressure of the hydraulic system comprises a hydraulic motor driving and throttling speed regulation part, a generator and an electric control part; the hydraulic motor functional component (1) comprises a gear (1-1) with a shaft, a speed regulating oil circuit (1-2), a rear cover (1-3) with a throttling hole, a floating side plate (1-4), a gear (1-5) and an oil pressure shell (1-6), the gear (1-1) with the shaft is in transmission connection with the gear (1-5), the gear (1-5) is coaxially and fixedly connected with the rear section part of a main shaft (1-14), the radial outer sides and the front sides of the gear (1-1) with the shaft and the gear (1-5) are the oil pressure shell (1-6), the rear sides of the gear (1-1) with the shaft and the gear (1-5) are the floating side plate (1-4), the rear side of the floating side plate (1-4) is the rear cover (1-3) with the throttling hole, the speed regulating oil circuit (1-2) is arranged in the rear cover (1-3) with the throttling hole, the rear cover (1-3) with the throttling hole is also provided with an adjusting valve core (1-2-1) for controlling the opening of a speed-adjusting oil way (1-2), the front side shell surface of the oil pressure shell (1-6) and the floating side plate (1-4) are provided with bearing holes for mounting a gear (1-1) with a shaft, the oil pressure shell (1-6) is in sealing fit with the floating side plate (1-4), the outer shell surface of the radial outer side of the oil pressure shell (1-6) is provided with an oil inlet (1-6-1) and an oil outlet (1-6-2), the oil pressure shell (1-6) and the floating side plate (1-4) are sealed to form a gear driving oil way (1-1-1), and the gear driving oil way (1-1-1) drives the gear (1-1) to rotate, the oil inlet (1-6-1) and the oil outlet (1-6-2) are also communicated with two ends of the speed-regulating oil way (1-2) respectively, so that the speed-regulating oil way (1-2) is connected with the gear driving oil way (1-1-1) in parallel; the power generation functional component (2) comprises a motor middle support (1-7), a generator stator assembly (1-8), a generator rotor (1-9), a collecting ring and brush carrier assembly (1-10), a charging regulator (1-11), a charging connecting post (1-12), a current rectifier (1-13) and a main shaft (1-14), wherein the front section part of the main shaft (1-14) is coaxially and fixedly connected with the generator rotor (1-9), the generator stator assembly (1-8) is arranged on the radial outer side of the generator rotor (1-9), the generator rotor (1-9) is in clearance fit with the generator stator assembly (1-8), the front end and the rear end of the generator stator assembly (1-8) are respectively fixed on a generator front shell (1-7-1) and a motor middle support (1-7), the generator front shell (1-7-1), the center of the motor intermediate support (1-7) is provided with a bearing hole, the main shaft (1-14) is stably installed in the bearing holes of the generator front shell (1-7-1) and the motor intermediate support (1-7) through a bearing, a collector ring of the collector ring and brush holder assembly (1-10) is coaxially fixed at the front end of the main shaft (1-14), a brush holder assembly of the collector ring and brush holder assembly (1-10) is fixed on the generator front shell (1-7-1), the charging regulator (1-11) and the charging wire column (1-12) are fixed on the outer side surface of the generator front shell (1-7-1), the current rectifier (1-13) is fixed on the inner side surface of the generator front shell (1-7-1), the generator rotor (1-9) is connected with a current rectifier (1-13) through a collecting ring and brush carrier assembly (1-10) through wires, the current rectifier (1-13) is connected with a charging regulator (1-11) through wires, the charging regulator (1-11) is connected with a charging binding post (1-12) through wires, and the charging binding post (1-12) is used for charging a storage battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010261739.3A CN111271217A (en) | 2020-04-04 | 2020-04-04 | Device for generating power by using return oil pressure of hydraulic system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010261739.3A CN111271217A (en) | 2020-04-04 | 2020-04-04 | Device for generating power by using return oil pressure of hydraulic system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111271217A true CN111271217A (en) | 2020-06-12 |
Family
ID=70996331
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010261739.3A Pending CN111271217A (en) | 2020-04-04 | 2020-04-04 | Device for generating power by using return oil pressure of hydraulic system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111271217A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101126369A (en) * | 2007-09-19 | 2008-02-20 | 丹纳森工程装备（杭州）有限公司 | Hydraulic pressure generating system |
| CN201877948U (en) * | 2010-10-25 | 2011-06-22 | 兰州电源车辆研究所有限公司 | Hydraulic generator |
| CN102348897A (en) * | 2009-03-12 | 2012-02-08 | 罗伯特·博世有限公司 | Hydraulic toothed wheel machine |
| EP2915952A1 (en) * | 2014-03-04 | 2015-09-09 | Ballmer, Daniel | Generator device and process for expanding an energy-charged process fluid |
| CN205490057U (en) * | 2016-03-07 | 2016-08-17 | 长沙沙电电气股份有限公司 | Six groove generators |
| JP2016153640A (en) * | 2015-02-18 | 2016-08-25 | 豊田工業 株式会社 | Power generation device using steam and compressor drive device |
| CN207612148U (en) * | 2017-12-14 | 2018-07-13 | 浙江德宏汽车电子电器股份有限公司 | A kind of efficiently mute vehicle alternator |
-
2020
- 2020-04-04 CN CN202010261739.3A patent/CN111271217A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101126369A (en) * | 2007-09-19 | 2008-02-20 | 丹纳森工程装备（杭州）有限公司 | Hydraulic pressure generating system |
| CN102348897A (en) * | 2009-03-12 | 2012-02-08 | 罗伯特·博世有限公司 | Hydraulic toothed wheel machine |
| CN201877948U (en) * | 2010-10-25 | 2011-06-22 | 兰州电源车辆研究所有限公司 | Hydraulic generator |
| EP2915952A1 (en) * | 2014-03-04 | 2015-09-09 | Ballmer, Daniel | Generator device and process for expanding an energy-charged process fluid |
| JP2016153640A (en) * | 2015-02-18 | 2016-08-25 | 豊田工業 株式会社 | Power generation device using steam and compressor drive device |
| CN205490057U (en) * | 2016-03-07 | 2016-08-17 | 长沙沙电电气股份有限公司 | Six groove generators |
| CN207612148U (en) * | 2017-12-14 | 2018-07-13 | 浙江德宏汽车电子电器股份有限公司 | A kind of efficiently mute vehicle alternator |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN213892157U (en) | Motor and motor controller combined cooling system | |
| CN111255626A (en) | Hydraulic generator | |
| CN211352078U (en) | Device for generating power by using return oil pressure of hydraulic system | |
| CN211737387U (en) | Hydraulic generator | |
| CN102481834B (en) | Operation is for the electric operation system of at least one electrical equipment of Work machine and the Work machine that comprises this electric operation system | |
| CN105201622A (en) | Cooling and lubricating system of marine diesel engine | |
| CN111271217A (en) | Device for generating power by using return oil pressure of hydraulic system | |
| CN201329866Y (en) | Electric drive internal combustion locomotive all-day all-working-condition energy-saving control system | |
| CN207719954U (en) | A kind of double dynamical oil pump device | |
| CN212296499U (en) | Power source device | |
| CN101013880A (en) | Special frequency converter for oil pumping unit | |
| CN207345919U (en) | A kind of electricity of new-energy automobile drives integrated machine system | |
| CN112459975A (en) | Prevent nanometer fluid and deposit high-efficient wind power generation water cooling system | |
| CN111828195B (en) | Stirling engine system coupled with thermoelectric power generation and operation method | |
| CN205463363U (en) | Solar PV modules cleaning robot's single power distribution system | |
| JPH07245997A (en) | Differential distribution-type electrical-energy preservation and distribution system | |
| CN215751922U (en) | Integrated driving device for new energy automobile | |
| CN220031705U (en) | Top-mounted driving system and washing and sweeping vehicle | |
| CN108869462A (en) | A kind of hydraulic cushion of hydraulic press device with energy recovery function | |
| CN113530658B (en) | Wireless harness electric control silicone oil clutch | |
| CN216904314U (en) | Turbine/electric power dual-drive and energy storage integrated system | |
| CN219875361U (en) | Three-in-one direct current generator system assembly structure | |
| CN216894548U (en) | Driving and energy storing device for steam-driven fan of coal-fired power plant | |
| CN207161239U (en) | A kind of double speed Double-function electric oil transfer pump | |
| CN216530946U (en) | Non-contact adjustable-speed slurry circulating pump system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20200612 |