Lifting appliance on a kind of fork truck
The utility model belongs to the lifting appliance technical field, refers in particular to the lifting appliance on a kind of fork truck.
Fork truck is industrial transportation vehicle, refer to the member pallet cargo load and unload, the various wheeled carrying vehicle of stacking and short range hauling operation.The transportation of large-sized object is usually used in storing in a warehouse.And crane is used in the occasion that some need to lift by crane carrying.Particularly as: workshop, bulk storage plant etc. can need to use crane and fork truck simultaneously, not only takes up space, and needs simultaneously two chaufeurs to control, and brings some inconvenience to production, has greatly increased productive costs.
Summary of the invention:
The purpose of this utility model provide a kind of simple in structure, easy to operate, make on the fork truck lifting appliance on the fork truck that increases hoisting function.
The utility model is achieved in that
Lifting appliance on a kind of fork truck, be provided with on the fixed mount under the drive of drive system along the upper and lower slide rail that moves back and forth of fixed mount, be provided with the crotch that rises or descend and pump along slide rail because of slide rail at slide rail, removably be connected with the suspension bracket that moves with crotch on the described crotch, be provided with the hoisting sling that rises or descend with the upper and lower crank motion of suspension bracket on the described suspension bracket.
The concrete structure that removably is connected with the suspension bracket that moves with crotch on the above-mentioned crotch is: be provided with between two parties the suspension bracket mount pad on the medial surface of crotch, described suspension bracket is 7 font suspension brackets, and the lower end of the vertical beam of suspension bracket is arranged on the suspension bracket mount pad and is screwed.
Being provided with lifting appliance on the above-mentioned suspension bracket is: described suspension bracket is 7 font suspension brackets, rear and front end at the horizontal part of suspension bracket is respectively arranged with roller, and the roller that an end of lifting rope is fixed on the connecting cross beam on two slide rail tops, the other end is walked around two ends successively also is hung with hoisting sling from the roller of front end.
Above-mentioned lifting rope is steel rope or nylon rope or acrylic fibers rope or hoisting chain.
But above-mentioned hoisting sling is the suspension hook of auto-separating suspended object.
The advantage that the utility model is given prominence to compared to existing technology is:
1, suspension bracket of the present utility model can from crotch dismounting and can with fork truck on prong replace and use, when the occasions such as needs loading and unloading, stacking and short range hauling operation, use prong, then installing suspension bracket in the occasion of needs lifting carrying gets final product, can make fork truck change the upper lifting in top into by the action of bottom surface chain stay, liter, a car not only can be done the fork truck use but also can make crane and use, and realizes that fork hangs dual-purpose purpose;
2, the utility model is simple in structure, and is safe and reliable, and it is convenient to realize, has greatly saved productive costs;
3, the utility model is simple to operation, because the interactive lifting of suspension bracket and lifting rope has increased the hoisting depth of fork truck widely, so has improved the degree of utilization of stacking the place, in use, and the benefit highly significant of generation;
4, the utility model need to be applicable to load and unload, the occasion of stacking, short range hauling operation and lifting carrying, such as places such as workshop, bulk storage plant, stockyards, large part or the goods and materials of in bundling increase stacking.
Description of drawings:
Fig. 1 is that suspension bracket of the present utility model is in the scheme drawing that rises to highest point;
Fig. 2 is the scheme drawing that suspension bracket of the present utility model is in propradation;
Fig. 3 is suspension bracket of the present utility model scheme drawing in a state of nature;
Fig. 4 is an end of driving chain of the present utility model and the partial schematic diagram that crotch is connected;
Fig. 5 is the partial schematic diagram on fixed mount of the present utility model and slide rail top;
Fig. 6 is that the other end of driving chain of the present utility model is fixed on the partial schematic diagram on the fixed mount;
Fig. 7 is structural representation sketch of the present utility model;
Fig. 8 is auto-separating suspension hook of the present utility model scheme drawing in use;
Fig. 9 is the generalized section of auto-separating suspension hook of the present utility model.
The specific embodiment:
The below is further described the utility model with specific embodiment, referring to Fig. 1-9:
Lifting appliance on a kind of fork truck, be provided with on the fixed mount 1 under the drive of drive system along the fixed mount 1 upper and lower slide rail that moves back and forth 2, be provided with the crotch 3 that rises or descend and pump along slide rail 2 because of slide rail 2 at slide rail 2, removably be connected with suspension bracket 4 or prong with crotch 3 motions on the crotch 3, be provided with the hoisting sling that rises or descend with suspension bracket 4 upper and lower crank motions on the described suspension bracket 4.
Above-mentioned slide rail 2 slides at the slideway of fixed mount 1 under the driving of hydraulic actuating cylinder 6, is provided with roller at slide rail 2 or slideway, and described slide rail 2 slides by the slideway of roller at fixed mount 1.Its concrete structure is: the both sides at the trailing flank of fixed mount 1 are respectively arranged with hydraulic actuating cylinder 6, position corresponding to hydraulic actuating cylinder 6 on fixed mount 1 is provided with slide rail 2, the outer end of the piston rod 7 of the top of slide rail 2 and hydraulic actuating cylinder 6 is connected, the upper and lower crank motion of piston rod 7 drives slide rail 2 along fixed mount 1 upper and lower moving back and forth, be provided with roller at slide rail 2 or slideway, described slide rail 2 slides by the slideway of roller at fixed mount 1.
Be provided with the inhibiting device that anti-anti-slip track 2 rocks on the above-mentioned fixed mount 1.Present embodiment adopts roller 8.Be provided with roller 8 between fixed mount 1 and slide rail 2, in the process that slide rail 2 moves up and down along fixed mount 1, anti-anti-slip track 2 rocks and guarantees to lift by crane the safe reliability of carrying.
Be provided with chute 9 on the above-mentioned slide rail 2, the two ends of crotch 9 are respectively arranged with roller 10, roller 10 is separately positioned in the corresponding chute 9, one end of driving chain 11 or drive belt is fixed on the crotch 3, the other end passes the upper end 12 that pulley on the fixed mount 1 is connected to fixed mount 1, and the rising of slide rail 2 drives crotch 3 by driving chain 11 or drive belt and rises with respect to slide rail 2.
Above-mentioned pulley is chain wheel 13 or belt pulley.
The concrete structure that removably is connected with the suspension bracket 4 that moves with crotch 3 on the above-mentioned crotch 3 is: be provided with between two parties on the medial surface of crotch 3 suspension bracket 4 is carried out spacing suspension bracket mount pad 24, described suspension bracket 4 is 7 font suspension brackets, be formed with the installation position that cooperates with suspension bracket on the suspension bracket mount pad 24, the lower end of the vertical beam of suspension bracket 4 is plugged in the installation position on the suspension bracket mount pad 24, suspension bracket 4 double swerves or past lower slider can be limited in the installation position, suspension bracket 4 is fixed on the crotch 3 by screw 14, easy accessibility.Suspension bracket mount pad 24 does not affect the use of prong.
Being provided with hoisting sling on the above-mentioned suspension bracket 4 is: described suspension bracket 4 is 7 font suspension brackets 4, rear and front end at the horizontal part 15 of suspension bracket 4 is respectively arranged with roller 16, and the roller 16 that an end of lifting rope 17 is fixed on the connecting cross beam 18 on two slide rails, 2 tops, the other end is walked around two ends successively also is hung with hoisting sling 5 from the roller 16 of front end.
Above-mentioned lifting rope 17 is steel rope or nylon rope or acrylic fibers rope or hoisting chain, also can be that the higher material of other tensile strengths is made, and hoisting chain is such as board-like chain.Board-like chain can not rotate in operational process, is that present result of use is best.
But above-mentioned hoisting sling 5 is suspension hooks of auto-separating suspended object.The structure of this suspension hook can be: the head at body 19 is provided with suspension ring 20, be provided with the perforation mounting hole that is communicated with suspension ring 20 in body 19 middle and lower parts, the upper hole section 25 that connects mounting hole is up-small and down-big multi-ladder pore structure, in upper hole section 25, be provided with the elastic telescopic device, the elastic telescopic device comprises inverted T-shaped plug 21 and Compress Spring 26, and the head of inverted T-shaped plug 21 passes Compress Spring 26 and stretches in the suspension ring 20 from connecting mounting hole.The lower hole section that connects mounting hole is up big and down small multi-ladder pore structure, rotating mechanism (comprising that uploading lever 29, underdrive bar 27, chassis 28, even number ramp type directive slide track 30 and number is half vertical guide groove 31 of directive slide track) is installed within it, and rotating mechanism and elastic telescopic device match and realize that lifting appliance is that automatic trip hangs putting down suspended object.Be evenly equipped with four rope installation rings 22 at the top of body 19 outer circumference surface, be connected with an end of annular rope 23 on the corresponding rope installation ring 22 in twos, the coupling link that the other end of rope 23 passes on the food bag 25 is socketed on the inverted T-shaped plug 21 that stretches out body 19 upper ends, drop to least significant end when playing hanging hook 5, the chassis 28 of rotating mechanism is against on the hanging object, the head of inverted T-shaped plug 21 is contracting downwards under the effect of Compress Spring 26, be socketed in inverted T-shaped plug 21 head annular rope 23 and inverted T-shaped plug 21 automatic trips from, need not manually to go to disassemble.
Hoisting sling can be changed according to actual condition of service, also can be common hook.
Principle of work of the present utility model:
Start fork truck, hoisting sling 5 connects suspended object spare, 6 work of primer fluid cylinder pressure, the piston rod 7 of hydraulic actuating cylinder 6 upwards stretches out in the cylinder body of hydraulic actuating cylinder 6, band sliding way 2 moves up, slideway 2 moves and drives the crotch 3 be arranged on the slideway 2 and rise together, because an end of driving chain 11 is fixed on the fixed mount 1, after slideway 2 moves on to certain distance, drive crotch 3 along moving on the slideway 2 by driving chain 11, the moving suspension bracket 4 of shipper pole moves on together on the crotch 3, in the process that suspension bracket 4 moves, the lifting rope that is fixed on slideway 2 upper beam 18 by an end drives hoisting sling 5 risings, and slideway 2 rises slow, crotch 3, hoisting sling 5 rises fast, realized three interlink functions, finally reached suspended object spare and be lifted.Otherwise, the moving down of the piston rod 7 of hydraulic actuating cylinder 6, the decline that inconjunction with drives suspension bracket 4, crotch 3, slideway 2 can realize the object of eminence is winched to lower.
Above-described embodiment only is one of preferred embodiment of the present utility model; be not to limit practical range of the present utility model with this; so: all equivalences of doing according to shape of the present utility model, structure, principle change, and all should be covered by within the protection domain of the present utility model.