CN102502272A - Stacking machine and lifting appliance system thereof - Google Patents
Stacking machine and lifting appliance system thereof Download PDFInfo
- Publication number
- CN102502272A CN102502272A CN2011102994041A CN201110299404A CN102502272A CN 102502272 A CN102502272 A CN 102502272A CN 2011102994041 A CN2011102994041 A CN 2011102994041A CN 201110299404 A CN201110299404 A CN 201110299404A CN 102502272 A CN102502272 A CN 102502272A
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- China
- Prior art keywords
- chain
- springing
- forklift
- sling system
- drive disk
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
- B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
- B66F9/07—Floor-to-roof stacking devices, e.g. "stacker cranes", "retrievers"
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
- B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
- B66F9/075—Constructional features or details
- B66F9/08—Masts; Guides; Chains
Abstract
The invention discloses a lifting appliance system for a stacking machine. The lifting appliance system comprises a chain (1); the upper end of the chain (1) is connected with a gantry (01) of the stacking machine through a chain wheel while the lower end of the chain (01) is connected with a to-be-stacked material block. The lifting appliance system further comprises an elastic device (3) which can stretch out and draw back horizontally and transversely, and a transmission part (2) which converts a vertical force of the chain (1) into a horizontal driving force of the elastic device (3); the chain (1) is connected with the elastic device (3) through the transmission part (2); and the elastic device (3) and the transmission part (2) are arranged above the to-be-stacked material block. The lifting appliance system can slow down vibration and impact caused by sudden acceleration or sudden deceleration, so that working reliability and safety of the stacking machine are enhanced. A stacking machine comprises the gantry (01) and the lifting appliance system; the chain (1) of the lifting appliance system is connected with the gantry (01); and the stacking machine has the same technical effects.
Description
Technical field
The present invention relates to technical field of engineering machinery, relate in particular to a kind of sling system that is used for Forklift.In addition, the invention still further relates to a kind of Forklift that comprises above-mentioned sling system.
Background technology
Forklift is used for the operation in slype and the finite space; It is the ideal equipment of high rack warehouse, workshop loading or unloading palletization; It has simple in structure, control flexibly, good, the anti-explosion safety performance advantages of higher of fine motion property; Can be widely used in industry such as oil, chemical industry, pharmacy, light textile, military project, coal, and harbour, railway, warehouse etc. contain the place of explosive mixture, load and unload, pile and transport operation.
According to the present situation of existing market, existing Forklift adopts telescopic oil cylinder to cooperate chain to hang usually and send the thing piece.In recent years, the pile height of Forklift increases gradually, and especially for empty container piling crane, its suspender often need be elevated to more than 20 meter height.Owing to need in the process of lifting, stop and acceleration-deceleration during the operation of Forklift, particularly, can bring very big shock and vibration to sling system hanging when sending heavier empty van.The shock and vibration meeting of hard intensity reduces the service life of chain, even causes the chain fracture.If chain broke off when suspender was worked at height in the air, whole suspender and freight container will fall, and not only can cause the breaking-up of suspender and freight container, cause very big economic loss, bring great threat also can for the personal safety of on-the-spot operating personal.
In view of this, demand urgently to existing Forklift its sling system being optimized design to above-mentioned technical matters, make this sling system can in carrying out the lifting process, slow down the vibration of suspender and the impact of chain, thus the service life of prolongation chain; And can also prevent effectively that when chain ruptures suspender from falling, strengthen the working stability and the safety in utilization of Forklift.
Summary of the invention
The technical matters that the present invention will solve is that a kind of sling system that is used for Forklift is provided; This sling system can slow down the vibration of suspender and to the impact of chain in the lifting process of thing piece; Thereby prolong the service life of chain, strengthen the working stability and the safety in utilization of Forklift.Another technical matters that the present invention will solve is that a kind of Forklift that comprises above-mentioned sling system is provided.
For solving the problems of the technologies described above, the present invention provides a kind of sling system that is used for Forklift, comprises chain, and said chain upper end is connected with the door frame of said Forklift through sprocket wheel, and said chain lower end connects treats the stacking yard piece; But also comprise the springing that horizontal cross is flexible, the vertical power of said chain is converted into the drive disk assembly of the horizontal actuator force of said springing, said chain is connected with said springing through said drive disk assembly; Said springing and said drive disk assembly are located at said top of treating the stacking yard piece.
Preferably; Said springing comprises the telescopic oil cylinder that energy storage and horizontal cross are provided with; Said energy storage is connected in the rodless cavity of telescopic oil cylinder through one-way throttle valve; Hydraulic oil and high pressure gas are housed in the said energy storage, and said chain is connected with the piston rod of said telescopic oil cylinder through said drive disk assembly.
Preferably, said drive disk assembly is the connecting rod with the inside bending structure of opening; Said bending structure comprises horizontal part and vertical portion, and the end of said horizontal part is captiveed joint with said chain, and the end of said vertical portion is captiveed joint with the piston rod of said telescopic oil cylinder; And the junction of said horizontal part and said vertical portion is hinged in vertical plane through jointed shaft and said sling system.
Preferably, the high pressure gas in the said energy storage are high pressure nitrogen.
Preferably, said springing also comprises shutoff valve, and said energy storage also is connected with the hydraulic efficiency pressure system of said sling system through said shutoff valve.
Preferably, said springing is the spring that horizontal cross is provided with, and said drive disk assembly is connected in the outside of said spring.
Preferably, said springing is its pre-compressed state, is provided with friction shoe between the door frame frame of the said springing outside and said Forklift, and said friction shoe is connected with said springing.
Preferably, the quantity of said chain is two, and two said chains are symmetricly set in said door frame frame two inboards, and each said chain all is connected with said springing through said drive disk assembly.
The present invention provides a kind of sling system that is used for Forklift, but comprises the springing that horizontal cross is flexible, and the vertical power of chain is converted into the drive disk assembly of the horizontal actuator force of springing, and chain is connected with springing through drive disk assembly; Springing and drive disk assembly are located at the top of treating the stacking yard piece.
Adopt this structure; In the lifting process of Forklift to the thing piece, if chain flat-out acceleration or deceleration, then chain applies the external force of vertical direction to drive disk assembly; Drive disk assembly will this vertical power be converted into the horizontal actuator force of springing; Compression of driving springing or elongation, the elastic force of springing itself can apply antagonistic force to drive disk assembly, to the acceleration of chain or the certain damping of formation of slowing down; Thereby slowed down flat-out acceleration or deceleration vibration and impact, strengthened the functional reliability and the safety of Forklift greatly suspender and chain formation.
In a kind of specific embodiment; Above-mentioned springing can comprise the telescopic oil cylinder that energy storage and horizontal cross are provided with; Energy storage is connected in the rodless cavity of telescopic oil cylinder through one-way throttle valve; Hydraulic oil and high pressure gas are housed in the energy storage, and chain is connected with the piston rod of telescopic oil cylinder through drive disk assembly.Above-mentioned drive disk assembly can be for having the connecting rod of the inside bending structure of opening; Bending structure comprises horizontal part and vertical portion, and the end of horizontal part is captiveed joint with chain, and vertically the end of portion is captiveed joint with the piston rod of telescopic oil cylinder; And the junction of horizontal part and vertical portion is hinged in vertical plane through jointed shaft and sling system.
Adopt this version, Forklift carries out sending in the process to hanging oneself to the thing piece, when the chain uniform movement, and each parts stress equalizations such as above-mentioned chain, drive disk assembly and telescopic oil cylinder, whole sling system is not hit and vibrates; When sling system has just started or during the chain flat-out acceleration; Chain applies an external force that makes progress to connecting rod, and the horizontal part of drivening rod rotates up around jointed shaft, and the vertical portion of connecting rod rotates around jointed shaft to the inside simultaneously; And then the piston rod that drives telescopic oil cylinder moves to the inside; The rodless cavity pressure of telescopic oil cylinder has the trend of increase at this moment, because the rodless cavity of telescopic oil cylinder is connected with energy storage through one-way throttle valve, the high pressure gas in the energy storage are to the certain damping of mobile formation of the piston rod of telescopic oil cylinder again; Stop it to move to the inside, therefore reduced the shock and vibration that the chain flat-out acceleration forms sling system.When sling system stops suddenly or slows down; Chain applies a downward external force to connecting rod, and the horizontal part of drivening rod is rotated down around jointed shaft, and the vertical portion of connecting rod rotates around jointed shaft laterally simultaneously; And then the piston rod that drives telescopic oil cylinder moves laterally; This moment, the rodless cavity pressure of telescopic oil cylinder had the trend that reduces, because the rodless cavity of telescopic oil cylinder is connected with energy storage through one-way throttle valve, made the rodless cavity pressure of telescopic oil cylinder can not reduce rapidly; Stop the piston rod of telescopic oil cylinder to move laterally, therefore reduced the shock and vibration that chain slows down sling system is formed suddenly.
Can find out by above-mentioned working process; Adopt the sling system of said structure can in hanging the process of sending the thing piece, utilize the elastic force of springing to slow down the shock and vibration that chain flat-out acceleration or deceleration bring; Sling system is played the certain protection effect; And prolonged service life of chain, strengthened the working stability of Forklift.
The present invention also provides a kind of Forklift, comprises door frame and drive system; Also comprise aforesaid sling system, the chain of said sling system is connected with said door frame.
Preferably, be specially empty container piling crane.
Because above-mentioned sling system has above-mentioned technique effect, therefore, comprises that the Forklift of this sling system also should have identical technique effect, repeats no more at this.
Description of drawings
Fig. 1 is the structural representation of first kind of specific embodiment of the sling system that is used for Forklift provided by the present invention;
Fig. 2 is the structural representation of second kind of specific embodiment of the sling system that is used for Forklift provided by the present invention;
Fig. 3 is the structural representation of a kind of specific embodiment of Forklift provided by the present invention;
Fig. 4 is the partial enlarged drawing of the shock absorber junction among Fig. 3.
Wherein, Reference numeral among Fig. 1 to Fig. 4 and the corresponding relation between the component names are: 1 chain; 2 drive disk assemblies; 3 springings; 4 friction shoes; 21 horizontal parts; 22 vertical portions; 23 jointed shafts; 31 energy storages; 32 telescopic oil cylinders; 33 one-way throttle valves; 34 shutoff valves.
The specific embodiment
Core of the present invention is that a kind of sling system that is used for Forklift is provided; This sling system can slow down the vibration of suspender and to the impact of chain in the lifting process of thing piece; Prolong the service life of chain; And can prevent when chain ruptures that suspender from falling, strengthen the working stability and the safety in utilization of Forklift.Another core of the present invention is that a kind of Forklift that comprises above-mentioned sling system is provided.
In order to make those skilled in the art understand technical scheme of the present invention better, the present invention is done further detailed description below in conjunction with accompanying drawing and specific embodiment.
Please refer to Fig. 1, Fig. 1 is the structural representation of first kind of specific embodiment of the sling system that is used for Forklift provided by the present invention.
In a kind of specific embodiment, as shown in Figure 1, the sling system that is used for Forklift provided by the present invention comprises chain 1, springing 3 and drive disk assembly 2; Chain 1 is the vitals in the sling system, and chain 1 upper end is connected with the door frame 01 of Forklift through sprocket wheel, and chain 1 lower end connects treats the stacking yard piece, realizes hanging of thing piece sent through the up-and-down movement of chain 1 in the pile process; Springing 3 is the major parts that are used for slowing down the shock and vibration that stacking operation produces, its be located at the thing piece the top and can be flexible in horizontal cross; Drive disk assembly 2 is the attaching partss that connect chain 1 and springing 3, and it also is located at the top of thing piece, and can the vertical power of chain 1 be converted into the horizontal actuator force of springing 3, and chain 1 is connected with springing 3 through drive disk assembly 2.
Adopt this structure; In the lifting process of Forklift to the thing piece, if chain 1 flat-out acceleration or deceleration, then 1 pair of drive disk assembly 2 of chain applies the external force of vertical direction; Drive disk assembly 2 will this vertical power be converted into the horizontal actuator force of springing 3; Drive perhaps elongation of springing 3 compressions, springing 3 elastic forces own apply antagonistic force can for drive disk assembly 2, to the acceleration of chain 1 or the certain damping of formation of slowing down; Thereby slowed down flat-out acceleration or deceleration vibration and impact, strengthened the functional reliability and the safety of Forklift greatly suspender and chain 1 formation.
In concrete scheme; Above-mentioned springing 3 can comprise the telescopic oil cylinder 32 that energy storage 31 and horizontal cross are provided with; Energy storage 31 is connected in the rodless cavity of telescopic oil cylinder 32 through one-way throttle valve 33; Hydraulic oil and high pressure gas are housed in the energy storage 31, and chain 1 is connected with the piston rod of telescopic oil cylinder 32 through drive disk assembly 2.Above-mentioned drive disk assembly 2 can be for having the connecting rod of the inside bending structure of opening; Bending structure comprises horizontal part 21 and vertical portion 22, and the end of horizontal part 21 is captiveed joint with chain 1, and vertically the end of portion 22 is captiveed joint with the piston rod of telescopic oil cylinder 32; And the junction of horizontal part 21 and vertical portion 22 is hinged in vertical plane through jointed shaft 23 and sling system.
Be example with the above-mentioned specific embodiment below, introduce this sling system in detail and hanging the working process that send the thing piece.
Adopt this version, Forklift carries out sending in the process to hanging oneself to the thing piece, when chain 1 uniform movement, and each parts stress equalization such as above-mentioned chain 1, drive disk assembly 2 and telescopic oil cylinder 32, whole sling system is not hit and vibrates;
When sling system has just started or during chain 1 flat-out acceleration; 1 pair of connecting rod of chain applies an external force that makes progress; The horizontal part 21 of drivening rod rotates up around jointed shaft 23; The vertical portion 22 of connecting rod rotates around jointed shaft 23 to the inside simultaneously, and then the piston rod of drive telescopic oil cylinder 32 is mobile to the inside, and the rodless cavity pressure of telescopic oil cylinder 32 has the trend of increase at this moment; Rodless cavity owing to telescopic oil cylinder 32 is connected with energy storage 31 through one-way throttle valve 33 again; High pressure gas in the energy storage 31 stop it to move to the inside to the certain damping of mobile formation of the piston rod of telescopic oil cylinder 32, have therefore reduced the shock and vibration that chain 1 flat-out acceleration forms sling system.
When sling system stops suddenly or slows down; 1 pair of connecting rod of chain applies a downward external force, and the horizontal part 21 of drivening rod is rotated down around jointed shaft 23, and the vertical portion 22 of connecting rod rotates around jointed shaft 23 laterally simultaneously; And then the piston rod that drives telescopic oil cylinder 32 moves laterally; This moment, the rodless cavity pressure of telescopic oil cylinder 32 had the trend that reduces, because the rodless cavity of telescopic oil cylinder 32 is connected with energy storage 31 through one-way throttle valve 33, made the rodless cavity pressure of telescopic oil cylinder 32 can not reduce rapidly; Stop the piston rod of telescopic oil cylinder 32 to move laterally, therefore reduced the shock and vibration that chain 1 slows down sling system is formed suddenly.
Can find out by above-mentioned working process; Adopt the sling system of said structure can in hanging the process of sending the thing piece, utilize the elastic force of springing 3 to slow down the shock and vibration that chain 1 flat-out acceleration or deceleration bring; Sling system is played the certain protection effect; And prolonged service life of chain 1, strengthened the working stability of Forklift.
The springing 3 that adopts energy storage 31 and telescopic oil cylinder 32 to combine; Thereby realize buffering to chain 1 impact through the control oil liquid pressure; Because fluid control has high good, the maneuverable characteristics of stability; Also made full use of the compressibility of gas, and can realize accuracy control, made the shock absorber of sling system have the high and easy characteristics of controlling of reliability telescopic oil cylinder 32 piston rod amount of movements through the valve openings of sizes that one-way throttle valve 33 rationally is set.
Adopt the drive disk assembly 2 of bending structure; Utilize vertically disposed two bending parts can simply the vertical power of chain 1 be converted into the horizontal actuator force of springing 3; The connecting rod of this bending structure is the simplest transmission device; Make that manufacturing, the processing supervisor of drive disk assembly 2 are simple, and further reduced the productive costs of sling system.
Need to prove; Preceding text are the technique effect that example has been introduced above-mentioned sling system with a kind of specific embodiment only, and in fact, above-mentioned springing 3 is not limited in interconnective energy storage 31 and telescopic oil cylinder 32; Above-mentioned drive disk assembly 2 also is not limited in bending structure; Every chain 1 is connected with springing 3 through drive disk assembly 2, slows down the sling system of shock and vibration through the elastic force of springing 3, all should work as and belong to protection scope of the present invention.
In addition, the noun of locality that occurs among this paper " outward " refers to by the vertical line of centers of the door frame 01 of the Forklift direction to the both sides diffusion, is promptly pointed to the direction of the left and right sides among Fig. 1 by the center level; " interior " is then opposite, is promptly pointed to the direction of center among Fig. 1 by left and right sides level; " laterally " refers to the direction that rises or descend perpendicular to suspender, i.e. left and right directions among Fig. 1; The appearance that should be appreciated that these nouns of locality is that benchmark is set up with the accompanying drawing among this paper, and their appearance should not influence protection scope of the present invention.
The specific constructive form of above-mentioned springing 3 and drive disk assembly 2 can also further be set.
Please refer to Fig. 2, Fig. 2 is the structural representation of second kind of specific embodiment of the sling system that is used for Forklift provided by the present invention.
In the another kind of specific embodiment, as shown in Figure 2, above-mentioned springing 3 can also be spring.Adopt this version, similar with above-mentioned working process, Forklift send in the thing piece process hanging; When chain 1 flat-out acceleration or deceleration; 1 pair of drive disk assembly 2 of chain applies certain external force, and drive disk assembly 2 will this vertical power be converted into the power of horizontal cross, and operating spring stretches or compression; This elastic force plays certain shock damping action for the motion of chain 1, thereby has played the effect that slows down shock and vibration.Compare with above-mentioned energy storage 31 and the springing 3 that telescopic oil cylinder 32 combines, the elastic force of spring is limited, and therefore, this springing 3 is suitable for the less Forklift of load, and the user can select according to actual needs voluntarily.
Concrete structure about drive disk assembly 2; In the another kind of specific embodiment, above-mentioned drive disk assembly 2 can also be disk, and the center of circle of this disk is hinged in vertical plane through jointed shaft 23 and sling system; Peripheral edge at disk; Set up captive joint at first, set up captive joint at second, and first radius with second place is vertical each other with springing 3 with chain 1.Adopt this version, the vertical power with chain 1 that can realize equally is converted into the horizontal cross propulsive effort of springing 3, and discoid drive disk assembly 2 has characteristics simple in structure, convenient processing and manufacture.Certainly, above-mentioned drive disk assembly 2 can also adopt other structures.
Other specific constructive form in the above-mentioned sling system can also further be set.
In concrete scheme, the high pressure gas in the above-mentioned energy storage 31 are high pressure nitrogen.Because nitrogen is a kind of unreactable gas; Be not easy leather bag generation chemical reaction after charging in the energy storage 31 with energy storage 31; And nitrogen has flame retardance and stability preferably, in addition, because nitrogen is modal gas; Obtain than being easier to, can also further reduce the productive costs of springing 3.Certainly, above-mentioned energy storage 31 can also fill other high pressure gas.
Further, above-mentioned springing 3 also comprises shutoff valve 34, and energy storage 31 also is connected with the hydraulic efficiency pressure system of sling system through shutoff valve 34.Adopt this version; Can suitably adjust the oil mass of above-mentioned energy storage 31; Thereby regulate the pressure of the springing 3 of above-mentioned sling system, this makes sling system to carry out slowing down of different amounts to the stacking yard piece of treating of Different Weight, has strengthened the alerting ability that slows down impact.
In the another kind of specific embodiment, in Forklift lifting process, above-mentioned springing 3 is its pre-compressed state, also is provided with friction shoe 4 between the door frame frame of springing 3 outsides and Forklift, and friction shoe 4 is connected with springing 3.
Adopt this version, as shown in Figure 1, when Forklift sling system generation emergency situations; During chain 1 fracture suddenly, connecting rod horizontal part 21 ends do not stress, and the rod chamber pressure of telescopic oil cylinder 32 is sharply descended; Fluid in the energy storage 31 pushes back in the telescopic oil cylinder 32 at this moment; Promote piston rod and move right rapidly, friction shoe 4 is held out against door frame 01, friction shoe 4 makes suspender stop to fall or reducing to than low velocity with the door frame frame; Avoid because the potential safety hazard that suspender falls operating personal is caused has strengthened the functional reliability and the safety of Forklift greatly.
The quantity of each parts in the above-mentioned sling system can also further be set.
In the another kind of specific embodiment, the quantity of above-mentioned chain 1 is two, and these two chains 1 are symmetricly set in two inboards of door frame frame, and each chain 1 all is connected with springing 3 through drive disk assembly 2.Adopt this version; Two chains 1 can hang the thing piece simultaneously and send, and strengthened the power of sling system, and both sides all are provided with above-mentioned shock absorber; The vibration of sling system be can further reduce and, the functional reliability and the safety of sling system strengthened the impact of chain 1.Certainly, above-mentioned sling system also can adopt the chain 1 and the shock absorber of other numbers.
Please refer to Fig. 3 and Fig. 4, Fig. 3 is the structural representation of a kind of specific embodiment of Forklift provided by the present invention; Fig. 4 is the partial enlarged drawing of the shock absorber junction among Fig. 3.
Like Fig. 3 and shown in Figure 4, the present invention also provides a kind of Forklift, comprises door frame 01, drive system and above-mentioned sling system, and the chain 1 of sling system is connected with door frame 01 through sprocket wheel.Because above-mentioned sling system has above-mentioned technique effect, therefore, comprises that the Forklift of this sling system also should have identical technique effect, repeats no more at this.
Particularly, above-mentioned Forklift can be empty container piling crane.Certainly; This paper only is the technique effect that example has been introduced above-mentioned sling system with the empty container piling crane, and in fact, above-mentioned sling system can be applied to multiple Forklift; Every Forklift that comprises above-mentioned sling system all should be worked as and belonged in protection scope of the present invention.
More than a kind of Forklift provided by the present invention and sling system thereof have been carried out detailed introduction.Used concrete example among this paper principle of the present invention and embodiment are set forth, the explanation of above embodiment just is used for helping to understand method of the present invention and core concept thereof.Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention, can also carry out some improvement and modification to the present invention, these improvement and modification also fall in the protection domain of claim of the present invention.
Claims (10)
1. a sling system that is used for Forklift comprises chain (1), and said chain (1) upper end is connected with the door frame (01) of said Forklift through sprocket wheel, and said chain (1) lower end connects treats the stacking yard piece; It is characterized in that; But also comprise the springing (3) that horizontal cross is flexible; The vertical power of said chain (1) is converted into the drive disk assembly (2) of the horizontal actuator force of said springing (3), and said chain (1) is connected with said springing (3) through said drive disk assembly (2); Said springing (3) and said drive disk assembly (2) are located at said top of treating the stacking yard piece.
2. the sling system that is used for Forklift according to claim 1; It is characterized in that; Said springing (3) comprises the telescopic oil cylinder (32) that energy storage (31) and horizontal cross are provided with; Said energy storage (31) is connected in the rodless cavity of telescopic oil cylinder (32) through one-way throttle valve (33), and said energy storage is equipped with hydraulic oil and high pressure gas in (31), and said chain (1) is connected with the piston rod of said telescopic oil cylinder (32) through said drive disk assembly (2).
3. the sling system that is used for Forklift according to claim 2 is characterized in that, said drive disk assembly (2) is for having the connecting rod of the inside bending structure of opening; Said bending structure comprises horizontal part (21) and vertical portion (22), and the end of said horizontal part (21) is captiveed joint with said chain (1), and the end of said vertical portion (22) is captiveed joint with the piston rod of said telescopic oil cylinder (32); And the junction of said horizontal part (21) and said vertical portion (22) is hinged in vertical plane through jointed shaft (23) and said sling system.
4. the sling system that is used for Forklift according to claim 2 is characterized in that, the high pressure gas in the said energy storage (31) are high pressure nitrogen.
5. the sling system that is used for Forklift according to claim 2 is characterized in that, said springing (3) also comprises shutoff valve (34), and said energy storage (31) also is connected with the hydraulic efficiency pressure system of said sling system through said shutoff valve (34).
6. the sling system that is used for Forklift according to claim 1 is characterized in that, the spring that said springing (3) is provided with for horizontal cross, and said drive disk assembly (2) is connected in the outside of said spring.
7. according to each described sling system that is used for Forklift of claim 1-6; It is characterized in that; Said springing (3) is its pre-compressed state; Be provided with friction shoe (4) between door frame (01) frame of said springing (3) outside and said Forklift, said friction shoe (4) is connected with said springing (3).
8. according to each described sling system that is used for Forklift of claim 1-7; It is characterized in that; The quantity of said chain (1) is two; Two said chains (1) are symmetricly set in said door frame (01) frame two inboards, and each said chain (1) all is connected with said springing (3) through said drive disk assembly (2).
9. a Forklift comprises door frame (01); It is characterized in that also comprise each described sling system like claim 1-8, the chain of said sling system (1) is connected with said door frame (01).
10. Forklift according to claim 9 is characterized in that, is specially empty container piling crane.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102994041A CN102502272A (en) | 2011-09-30 | 2011-09-30 | Stacking machine and lifting appliance system thereof |
| PCT/CN2012/073950 WO2013044622A1 (en) | 2011-09-30 | 2012-04-12 | Stacking machine and lifting system thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102994041A CN102502272A (en) | 2011-09-30 | 2011-09-30 | Stacking machine and lifting appliance system thereof |
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| CN102502272A true CN102502272A (en) | 2012-06-20 |
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| CN2011102994041A Pending CN102502272A (en) | 2011-09-30 | 2011-09-30 | Stacking machine and lifting appliance system thereof |
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| CN (1) | CN102502272A (en) |
| WO (1) | WO2013044622A1 (en) |
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|---|---|---|---|---|
| CN110441149A (en) * | 2019-09-11 | 2019-11-12 | 长沙理工大学 | A kind of vertical load turns the experimental rig of horizontal addload |
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Also Published As
| Publication number | Publication date |
|---|---|
| WO2013044622A1 (en) | 2013-04-04 |
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