CN203321761U - Potential energy recovery system for internal combustion forklift - Google Patents
Potential energy recovery system for internal combustion forklift Download PDFInfo
- Publication number
- CN203321761U CN203321761U CN2013203492066U CN201320349206U CN203321761U CN 203321761 U CN203321761 U CN 203321761U CN 2013203492066 U CN2013203492066 U CN 2013203492066U CN 201320349206 U CN201320349206 U CN 201320349206U CN 203321761 U CN203321761 U CN 203321761U
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- potential energy
- recovery system
- generator
- energy recovery
- hydraulic jack
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Abstract
The utility model relates to an industrial transport vehicle, in particular a potential energy recovery system for an internal combustion forklift. The adopted technical scheme is that the potential energy recovery system for the internal combustion forklift comprises a generator, a pallet fork, a hydrocylinder for driving the pallet fork to lift, a hydraulic reversing valve communicated and connected with the hydrocylinder, a hydraulic pump communicated and connected with the hydraulic reversing valve and used for inputting pressure oil into the hydrocylinder so as to propel a piston rod of the hydrocylinder to move upward, a hydraulic motor communicated and connected with the hydraulic reversing valve and used for receiving pressure oil flowing out from the hydrocylinder due to the falling of the piston rod of the hydrocylinder so as to drive the generator to rotate, and a battery electrically connected with the generator and used for storing electrical energy generated by the generator. The potential energy recovery system can effectively use and recycle potential energy generated in the use process of the forklift, and eventually converts the potential energy to electrical energy to complete charging on of the work battery of the forklift so as to meet requirements of corresponding electrical equipment on the forklift.
Description
Technical field
The utility model relates to the industrial transport vehicle, particularly a kind of diesel fork lift truck potential energy recovery system.
Background technique
Fork truck of the prior art, as the publication number disclosed a kind of fork truck of utility model patent that is CN1495125A, the lifting of its door frame is generally to realize by hydraulic pressure, and door frame is in the decline process, its gravitational potential energy is converted to the pressure energy of hydraulic oil, and finally the throttle orifice by hydraulic system is converted into heat energy, and this not only causes a large amount of energy wastes, cause especially analysis of hydraulic oil overheat, cause the reason of a large amount of problems such as hydraulic oil is rotten, Sealing is aging, spool is stuck.
The model utility content
The purpose of this utility model is to provide a kind of diesel fork lift truck potential energy recovery system, effectively utilizes and reclaims the potential energy that pallet fork in use produces, and finally be converted into electric energy, completes fork truck work charge in batteries, required for corresponding consumer on fork truck.
Above-mentioned technical purpose of the present utility model is achieved by the following technical programs: a kind of diesel fork lift truck potential energy recovery system, comprise generator, pallet fork, drive the hydraulic jack of described pallet fork lifting, the hydraulicdirectional control valve be connected with described hydraulic jack, with described hydraulicdirectional control valve, be connected for pressure oil being inputted to the oil hydraulic pump that described hydraulic jack moves up with the piston rod that promotes described hydraulic jack, thereby be connected for receiving the pressure oil flowed out from described hydraulic jack due to the piston rod decline of described hydraulic jack and drive the oil hydraulic motor that described generator rotates with described hydraulicdirectional control valve, be electrically connected to the storage battery of the electric energy for storing described generator generation with described generator.
As of the present utility model preferred, this kind of reclaiming system also comprises the voltage regulator that is electrically connected on described generator and storage battery.
As of the present utility model preferred, between described voltage regulator and described storage battery, also be provided with charging indicator light.
As of the present utility model preferred, described oil hydraulic pump is connected with safety valve one.
As of the present utility model preferred, described oil hydraulic motor is connected with safety valve two.
As of the present utility model preferred, the piston rod upper end of described hydraulic jack is hinged with sprocket wheel; Described sprocket wheel upper driving is connected with chain, and an end of described chain is connected in described pallet fork, and the other end is fixed in described hydraulic jack relatively.
In sum, the utlity model has following beneficial effect: when fork of forklift truck is descended operation, the next access of hydraulicdirectional control valve, under weight on pallet fork, pallet fork and piston rod Action of Gravity Field, the hydraulic oil in the hydraulic jack rodless cavity flows to oil hydraulic motor by hydraulicdirectional control valve, thereby promote oil hydraulic motor, rotates, oil hydraulic motor drives generator and rotates, produce electric energy, under the control of voltage regulator, to charge in batteries; The effect of safety valve is protected oil hydraulic pump and oil hydraulic motor, prevents impact failure; By to fork truck potential energy trans-utilization, save the energy simultaneously, more improved the working life of the parts such as hydraulic oil, Sealing and spool.
The accompanying drawing explanation
Fig. 1 is embodiment's pallet fork while being failure to actuate, the working principle schematic diagram;
When Fig. 2 is the rising of embodiment's pallet fork, the working principle schematic diagram;
When Fig. 3 is the decline of embodiment's pallet fork, the working principle schematic diagram.
In figure, 1, pallet fork, 2, hydraulic jack, 3, hydraulicdirectional control valve, 4, oil hydraulic pump, 5, generator, 6, oil hydraulic motor, 7, storage battery, 8, voltage regulator, 9, charging indicator light, 10, safety valve one, 11, safety valve two, 12, sprocket wheel, 13, chain.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
This specific embodiment is only to explanation of the present utility model; it is not to restriction of the present utility model; those skilled in the art can make to the present embodiment the modification that there is no creative contribution as required after reading this specification, but as long as all are subject to the protection of Patent Law in claim scope of the present utility model.
Embodiment: as Figure 1-3, a kind of diesel fork lift truck potential energy recovery system, comprise generator 5, pallet fork 1, drive the hydraulic jack 2 of pallet fork 1 lifting, the hydraulicdirectional control valve 3 be connected with hydraulic jack 2, be connected the oil hydraulic pump 4 for pressure oil input hydraulic pressure oil cylinder 2 is moved up with the piston rod that promotes hydraulic jack 2 with hydraulicdirectional control valve 3, thereby the piston rod be connected for receiving due to hydraulic jack 2 with hydraulicdirectional control valve 3 descends and drives from the pressure oil of hydraulic jack 2 outflows the oil hydraulic motor 6 that generator 5 rotates, be electrically connected to the storage battery 7 of the electric energy for storing generator 5 generations with generator 5, be electrically connected on the voltage regulator 8 of generator 5 and storage battery 7, be electrically connected on the charging indicator light 9 between voltage regulator 8 and storage battery 7, be connected in the safety valve 1 of oil hydraulic pump 4, be connected in the safety valve 2 11 of oil hydraulic motor 6, the piston rod upper end of hydraulic jack 2 is hinged with sprocket wheel 12, sprocket wheel 12 upper drivings are connected with chain 13, and an end of chain 13 is connected in pallet fork 1, and the other end is fixed in hydraulic jack 2 relatively.
As shown in Figure 1, when forklift door frame, during without lifting action, hydraulicdirectional control valve 3 spools are in meta, and generator is failure to actuate.
As shown in Figure 2, when fork truck is promoted operation, the upper access of hydraulicdirectional control valve 3, the pressure oil that oil hydraulic pump 4 provides enters hydraulic jack 2 rodless cavities by hydraulicdirectional control valve 3, promotes hydraulic jack 2 piston rods and moves up, savings gravitational potential energy; Now generator is not worked.
As shown in Figure 3, when fork of forklift truck is descended operation, the next access of hydraulicdirectional control valve 3, under weight on pallet fork 1, pallet fork 1 and piston rod Action of Gravity Field, the hydraulic oil in hydraulic jack 2 rodless cavities flows to oil hydraulic motor 6 by hydraulicdirectional control valve 3, promotes oil hydraulic motor 6 and rotates, oil hydraulic motor 6 drives generator 5 and rotates, produce electric energy, and under the control of voltage regulator 8, to storage battery 7 chargings.
Claims (6)
1. a diesel fork lift truck potential energy recovery system, it is characterized in that, comprise generator (5), pallet fork (1), drive the hydraulic jack (2) of described pallet fork (1) lifting, the hydraulicdirectional control valve (3) be connected with described hydraulic jack (2), be connected with described hydraulicdirectional control valve (3) oil hydraulic pump (4) moved up with the piston rod that promotes described hydraulic jack (2) for pressure oil being inputted to described hydraulic jack (2), with described hydraulicdirectional control valve (3), be connected for receiving that piston rod due to described hydraulic jack (2) descends and from described hydraulic jack (2) thus the pressure oil flowed out drives the oil hydraulic motor (6) of described generator (5) rotation, be electrically connected to the storage battery (7) of the electric energy for storing described generator (5) generation with described generator (5).
2. a kind of diesel fork lift truck potential energy recovery system according to claim 1, is characterized in that, this kind of reclaiming system also comprises the voltage regulator (8) that is electrically connected on described generator (5) and storage battery (7).
3. a kind of diesel fork lift truck potential energy recovery system according to claim 2, is characterized in that, between described voltage regulator (8) and described storage battery (7), also is provided with charging indicator light (9).
4. a kind of diesel fork lift truck potential energy recovery system according to claim 1, is characterized in that, described oil hydraulic pump (4) is connected with safety valve one (10).
5. a kind of diesel fork lift truck potential energy recovery system according to claim 4, is characterized in that, described oil hydraulic motor (6) is connected with safety valve two (11).
6. a kind of diesel fork lift truck potential energy recovery system according to claim 1, is characterized in that, the piston rod upper end of described hydraulic jack (2) is hinged with sprocket wheel (12); Described sprocket wheel (12) upper driving is connected with chain (13), and an end of described chain (13) is connected in described pallet fork (1), and the other end is fixed in described hydraulic jack (2) relatively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203492066U CN203321761U (en) | 2013-06-19 | 2013-06-19 | Potential energy recovery system for internal combustion forklift |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203492066U CN203321761U (en) | 2013-06-19 | 2013-06-19 | Potential energy recovery system for internal combustion forklift |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203321761U true CN203321761U (en) | 2013-12-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013203492066U Expired - Fee Related CN203321761U (en) | 2013-06-19 | 2013-06-19 | Potential energy recovery system for internal combustion forklift |
Country Status (1)
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| CN (1) | CN203321761U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103912541A (en) * | 2014-03-24 | 2014-07-09 | 山东理工大学 | Mineral aggregate conveying belt gravitational potential energy hydraulic recovery and power generation device |
| CN104495697A (en) * | 2014-12-12 | 2015-04-08 | 牛力机械制造有限公司 | Automatic charging mechanism for prolonging working time of storage battery of electric fork lift truck |
| CN108975235A (en) * | 2017-05-31 | 2018-12-11 | 辰泰融资租赁（上海）有限公司 | Lifting device dynamical system and its control method |
| CN110697636A (en) * | 2018-02-10 | 2020-01-17 | 金福珍 | Forklift truck |
| CN111022396A (en) * | 2019-12-24 | 2020-04-17 | 浙江三一装备有限公司 | Crane hydraulic system and crane |
| CZ309546B6 (en) * | 2015-06-24 | 2023-04-05 | ECOS Choceň s.r.o | System for optimization of electric power generation and consumption |
-
2013
- 2013-06-19 CN CN2013203492066U patent/CN203321761U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103912541A (en) * | 2014-03-24 | 2014-07-09 | 山东理工大学 | Mineral aggregate conveying belt gravitational potential energy hydraulic recovery and power generation device |
| CN104495697A (en) * | 2014-12-12 | 2015-04-08 | 牛力机械制造有限公司 | Automatic charging mechanism for prolonging working time of storage battery of electric fork lift truck |
| CN104495697B (en) * | 2014-12-12 | 2017-01-11 | 牛力机械制造有限公司 | Automatic charging mechanism for prolonging working time of storage battery of electric fork lift truck |
| CZ309546B6 (en) * | 2015-06-24 | 2023-04-05 | ECOS Choceň s.r.o | System for optimization of electric power generation and consumption |
| CN108975235A (en) * | 2017-05-31 | 2018-12-11 | 辰泰融资租赁（上海）有限公司 | Lifting device dynamical system and its control method |
| CN108975235B (en) * | 2017-05-31 | 2020-11-06 | 北谷电子有限公司 | Power system of lifting device and control method thereof |
| US11835071B2 (en) | 2017-05-31 | 2023-12-05 | North Valley Research, Inc. | Power system for lifting apparatus |
| CN110697636A (en) * | 2018-02-10 | 2020-01-17 | 金福珍 | Forklift truck |
| CN110745743A (en) * | 2018-02-10 | 2020-02-04 | 金福珍 | Forklift and working method thereof |
| CN111022396A (en) * | 2019-12-24 | 2020-04-17 | 浙江三一装备有限公司 | Crane hydraulic system and crane |
| CN111022396B (en) * | 2019-12-24 | 2022-02-08 | 浙江三一装备有限公司 | Crane hydraulic system and crane |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 313100 Changxing County, Huzhou, Taihu street, long State Road, No. 528, No. Patentee after: Connaught machinery Limited by Share Ltd Address before: 313100 Changxing County Economic Development Zone, Zhejiang, Huzhou, No. 1 road, No. 58 Patentee before: Zhejiang Nuoli Machinery Co., Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 313100 No. 528 Changzhou Road, Changxing County Taihu street, Huzhou, Zhejiang. Patentee after: Nuo intelligent equipment Limited by Share Ltd Address before: 313100 No. 528 Changzhou Road, Changxing County Taihu street, Huzhou, Zhejiang. Patentee before: Connaught machinery Limited by Share Ltd |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131204 Termination date: 20210619 |