CN105692501A - Reach type safety buffer fork lift truck easy for replacement of oil tank - Google Patents
Reach type safety buffer fork lift truck easy for replacement of oil tank Download PDFInfo
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- CN105692501A CN105692501A CN201610236710.3A CN201610236710A CN105692501A CN 105692501 A CN105692501 A CN 105692501A CN 201610236710 A CN201610236710 A CN 201610236710A CN 105692501 A CN105692501 A CN 105692501A
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- Prior art keywords
- inductive switch
- fuel tank
- door frame
- oil
- bearing pin
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Classifications
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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
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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
- B66F17/00—Safety devices, e.g. for limiting or indicating lifting force
- B66F17/003—Safety devices, e.g. for limiting or indicating lifting force for fork-lift trucks
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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
- B66F9/07504—Accessories, e.g. for towing, charging, locking
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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
- B66F9/07509—Braking
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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
- B66F9/07513—Details concerning the chassis
- B66F9/07518—Fuel or oil tank arrangements
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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
- B66F9/0755—Position control; Position detectors
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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
- B66F9/07572—Propulsion arrangements
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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
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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
- B66F9/20—Means for actuating or controlling masts, platforms, or forks
- B66F9/22—Hydraulic devices or systems
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Transportation (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Lock And Its Accessories (AREA)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
The invention discloses a reach type safety buffer fork lift truck easy for replacement of an oil tank. The reach type safety buffer fork lift truck comprises an oil tank fixing structure, a door lock safety device, a reach buffer device and a connecting pin shaft structure. According to the reach type safety buffer fork lift truck disclosed by the invention, a fixing structure of the oil tank is more convenient and reasonable; during mounting, fasteners such as bolts and nuts are not needed; during dismounting, the oil tank can be quickly dismounted without using a tool, so that the mounting and dismounting time of the oil tank is greatly saved, and the maintenance and the repair of the oil tank are facilitated; and a power system of the reach type safety buffer fork lift truck can be automatically cut off when a truck lock is positioned in an opening state, so that unexpected conditions are prevented, the safety of operators is effectively guaranteed, the shake of a door frame in the moving process of the door frame can be reduced, and the safety of persons and goods is fully guaranteed. The reach type safety buffer fork lift truck is simple and practical in structure and is convenient in maintenance and reformation; a connecting shaft pin can be automatically and forcibly lubricated; wear resistance is higher, and the maintenance and the repair are realized more conveniently and quickly; the reach type safety buffer fork lift truck is long in service life and is not easy to damage, and facilitates the popularization and the application; and the maintenance and repair cost is effectively reduced.
Description
[technical field]
The present invention relates to technical field, the particularly technical field of the shift-forward type safe buffering fork truck of a kind of easy replacing fuel tank that fork truck manufactures。
[background technology]
Reach truck is industrial carrying and handling use the warehousing forklift that is driven of battery a kind of, its be mainly used in the industries such as Nicotiana tabacum L., food, weaving, electronics, printing for member pallet cargo is loaded and unloaded, the wheeled carrying vehicle of reach of stacking and short distance hauling operation。Being particularly well-suited at narrow opening and narrow job space, the door frame lifting altitude that its car load configures can reach about 12m。At present, reach truck fuel tank is generally integrally forming with Frame Welding, bending plate and vehicle frame welding inner wall part form, usual this structure is applied in tonnage on the fork truck of below 10T, because this kind of fork truck small volume, vehicle frame and fuel tank seam are integrally forming minimizing number of parts, simplify structure。But hoisting tonnage on the heavy forklift of more than 10T, due to bulky, integral solder manufacturability extreme difference, and fuel tank operational maintenance maintainability is poor, therefore this kind of structure is not suitable for large-tonnage fork truck。Existing heavy forklift fuel tank type of attachment is often assembled, and assembled fuel tank is connected with vehicle frame and often connects by bolt, poor impact resistance, and fuel tank is difficult to location and regulating oil tank position when mounted。In order to ensure fork lift operators's safety in the course of the work, fork truck is often provided with protection car door。Existing protection car door mostly simple in construction, it does not have suitable safety early warning device, it is difficult to prevent the generation of some fortuitous events。All without pooling feature inside reach oil cylinder used by current existing reach truck, when door frame moves forward and backward and puts in place, its impulsive force is relatively big, makes door frame rock and causes that fork picking thing is dangerous；Further, since the effect of impulsive force and reduce service life of oil cylinder。Fork truck is general to be attached by being connected bearing pin with pallet fork。But hoisting tonnage on the heavy forklift of more than 10T, due to bulky, loading capacity is high, and bearing pin very easily produces heavy wear, and bearing pin operational maintenance maintainability is poor, and therefore this kind of structure is not suitable for large-tonnage fork truck。
[summary of the invention]
The purpose of the present invention solves the problems of the prior art exactly, the shift-forward type safe buffering fork truck of a kind of easy replacing fuel tank is proposed, the fixed structure that can make fuel tank is convenient rationally, fastener bolt nut is not needed during installation, use instrument and fast demountable fuel tank is not needed during dismounting, it is greatly saved the installing/dismounting time of fuel tank, facilitate the maintaining of fuel tank, , car door lock can be made to automatically cut off the dynamical system of fork truck in the open state, prevent the generation of fortuitous event, the effective guarantee safety of operator, simple in construction, easy for installation, door frame can be made to reduce rocking of door frame in the process of movement, fully ensure that the safety of personnel and goods, simple and practical, safeguard that repacking is convenient, connection bearing pin can be made to carry out automatic forced lubrication, anti-wear performance is higher, maintenance is more convenient quickly, long service life, it is hardly damaged, it is effectively saved the cost of maintenance, it is beneficial to popularization and application。
For achieving the above object, the present invention proposes the shift-forward type safe buffering fork truck of a kind of easy replacing fuel tank, including fixing structure for oil tank, door lock safety device, reach buffer unit, connecting pin axle construction, described reach buffer unit includes door frame, door frame guide rail, reach pump, first distance perspective inductive switch, second distance inductive switch, pump speed controller, described door frame is arranged on door frame guide rail, described reach pump is arranged on door frame, described pump speed controller is arranged on reach pump, described first distance perspective inductive switch and second distance inductive switch are arranged on door frame guide rail, described pump speed controller respectively with reach pump, first distance perspective inductive switch, second distance inductive switch is connected one by one；Described door lock safety device includes car door, door lock, sensor block, inductive switch, controller, movable motor, pump motor, brake, described door lock is arranged on car door, described door lock is provided with sensor block, described inductive switch is arranged on door lock side, described inductive switch is connected with controller, and described controller is connected one by one with movable motor, pump motor, brake；Described fixing structure for oil tank includes fuel tank groove, fuel tank, upper hook, upper handle, fuel tank fixing plate, stage clip, support, nut, bearing pin, described upper hook is arranged on fuel tank groove top, described support is arranged on fuel tank groove side, described support arranges pin shaft hole, described bearing pin is rack-mount by pin shaft hole, described bearing pin is arranged with stage clip and nut, described upper handle is arranged on top of oil-tank, described upper handle is arranged in hook, and the fixing plate of described fuel tank is arranged on the fixing plate of fuel tank described in fuel tank side and is provided with fixing hole；Described connecting pin axle construction includes pump nozzle, lubricating cup, oil leab, helix oil duct, connect bearing pin, steel-backed bearing, oil storage tank, described connecting pin shaft end is provided with lubricating cup, described lubricating cup is provided with pump nozzle, described lubricating cup is connected to oil leab, described oil leab is arranged in connection bearing pin, described oil leab is provided with some points of oil holes, described point of oil hole is connected to helix oil duct, described helix oil duct is arranged on connection bearing pin outer surface, described steel-backed bearing is set on connection bearing pin, described steel-backed bearing is provided with some oil storage tanks。
As preferably, the quantity of described door frame guide rail has at least two, described reach pump is arranged on bottom door frame, described first distance perspective inductive switch moves on maximum position after being arranged on the door frame on door frame guide rail, the sensing direction of described first distance perspective inductive switch is just to door frame, described second distance inductive switch is arranged on the door frame reach maximum position on door frame guide rail, and the sensing direction of described second distance inductive switch is just to door frame, and the two ends of described door frame guide rail are provided with derailing buffer unit。
As preferably, described sensor block is elastic telescopic sensor block, and when door lock closes, the telescopic direction of described sensor block is towards inductive switch, and inductive switch contacts with sensor block；When door lock is opened, described sensor block does not contact with inductive switch, described sensor block forms complete loops with inductive switch Guan Bi, described inductive switch is button cell inductive switch, described sensor block, the mounting means of inductive switch is detachable, described door lock is knob type door lock, described door lock is provided with rotating handles, described rotating handles is provided with anti-slip veins, described controller is hidden and is arranged in car door, described controller is connected by holding wire with inductive switch, described controller and movable motor, pump motor, brake is connected one by one by power line。
As preferably, when described upper handle is arranged in hook, the position of bearing pin is just to fixing hole, the internal diameter of described nut is less than the internal diameter of fixing hole, the external diameter of described nut is more than the external diameter of fixing hole, the minimum diameter of described stage clip is more than the internal diameter of pin shaft hole, and described stage clip is arranged between support and nut, and described fuel tank fixing frame plate is located on support, the head of described bearing pin is provided with plug cap, and described plug cap is provided with anti-slip veins。
As preferably, described oil leab connects in bearing pin along connecting being axially disposed within of bearing pin, described point of oil hole connects in bearing pin along connecting being radially arranged in of bearing pin, the quantity of described point of oil hole has at least two, described helix oil duct is uniformly circumferentially positioned on the outer surface connecting bearing pin, the quantity of described helix oil duct has two, article two, the cross point of helix oil duct is provided with the opening of point oil hole, the quantity of described steel-backed bearing has at least one, the quantity of described oil storage tank has at least ten, and described oil storage tank is evenly distributed on steel-backed bearing。
Beneficial effects of the present invention: the present invention is by combining fixing structure for oil tank, door lock safety device, reach buffer unit, connecting pin axle construction, through optimum experimental, when door frame moves to the sensed position of the first distance perspective inductive switch, signal is passed to pump speed controller by the first distance perspective inductive switch, and pump speed controller controls reach pump and slowly reduces to certain speed until moving into place；When door frame moves to the sensed position of second distance inductive switch, signal is passed to pump speed controller by second distance inductive switch, and pump speed controller controls reach pump and slowly reduces to certain speed until moving into place；When door lock closes, sensor block forms complete loops with inductive switch Guan Bi, and inductive switch is signaled to controller, and controller controls movable motor, pump motor normal operation, brake normal condition；When door lock is opened, sensor block disconnects with inductive switch cannot form complete loops, controller does not receive signal, controller controls movable motor, pump motor quits work, brake state, button cell inductive switch voltage x current is safe and harmless, it is possible to prevent electric shock hidden danger, detachable repacking easy for installation and safeguarding；Only need plug bearing pin just easily and fast fuel tank can be carried out installing/dismounting；Can coordinating a point oil hole that bearing pin is lubricated timely by helix oil duct, on steel-backed bearing, steel-backed bearing can be lubricated maintenance by oil storage tank at any time, and attendant has only to the lubricating oil changed in lubricating cup in time can ensure the regular maintenance of bearing pin。The present invention can make the fixed structure of fuel tank convenient rationally, fastener bolt nut is not needed during installation, use instrument and fast demountable fuel tank is not needed during dismounting, it is greatly saved the installing/dismounting time of fuel tank, facilitate the maintaining of fuel tank, , car door lock can be made to automatically cut off the dynamical system of fork truck in the open state, prevent the generation of fortuitous event, the effective guarantee safety of operator, simple in construction, easy for installation, door frame can be made to reduce rocking of door frame in the process of movement, fully ensure that the safety of personnel and goods, simple and practical, safeguard that repacking is convenient, connection bearing pin can be made to carry out automatic forced lubrication, anti-wear performance is higher, maintenance is more convenient quickly, long service life, it is hardly damaged, it is effectively saved the cost of maintenance, it is beneficial to popularization and application。
Inventive feature and advantage will be described in detail in conjunction with accompanying drawing by embodiment。
[accompanying drawing explanation]
Fig. 1 is the reach buffer unit structure schematic diagram of the shift-forward type safe buffering fork truck of a kind of easy replacing fuel tank of the present invention；
Fig. 2 is the door lock safety apparatus structure schematic diagram of the shift-forward type safe buffering fork truck of a kind of easy replacing fuel tank of the present invention；
Fig. 3 is the fixing structure for oil tank structural representation of the shift-forward type safe buffering fork truck of a kind of easy replacing fuel tank of the present invention；
Fig. 4 is the fixing structure for oil tank partial structurtes schematic diagram of the shift-forward type safe buffering fork truck of a kind of easy replacing fuel tank of the present invention；
Fig. 5 is the connecting pin axle construction mounting structure schematic diagram of the shift-forward type safe buffering fork truck of a kind of easy replacing fuel tank of the present invention；
Fig. 6 is the connecting pin axle construction schematic diagram of the connecting pin axle construction of the shift-forward type safe buffering fork truck of a kind of easy replacing fuel tank of the present invention；
Fig. 7 is the steel-backed bearing structural representation of the connecting pin axle construction of the shift-forward type safe buffering fork truck of a kind of easy replacing fuel tank of the present invention；
Fig. 8 is the structural representation of the shift-forward type safe buffering fork truck of a kind of easy replacing fuel tank of the present invention。
In figure: 1-moves forward buffer unit, 2-door lock safety device, 3-fixing structure for oil tank, 4-connecting pin axle construction, 101-door frame, 102-door frame guide rail, 103-moves forward pump, 104-the first distance perspective inductive switch, 105-second distance inductive switch, 106-pump speed controller, 201-car door, 202-door lock, 203-sensor block, 204-inductive switch, 205-controller, 301-fuel tank groove, 302-fuel tank, the upper hook of 303-, the upper handle of 304-, 305-fuel tank fixes plate, 306-stage clip, 307-support, 308-nut, 309-bearing pin, 310-pin shaft hole, 311-fixing hole, 312-plug cap, 401-pump nozzle, 402-lubricating cup, 403-oil leab, 404-helix oil duct, 405-connects bearing pin, 406-steel-backed bearing, 407-oil storage tank, 408-divides oil hole。
[detailed description of the invention]
Consult Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7 and Fig. 8, the shift-forward type safe buffering fork truck of a kind of easy replacing fuel tank of the present invention, including fixing structure for oil tank 3, door lock safety device 2, reach buffer unit 1, connecting pin axle construction 4, described reach buffer unit 1 includes door frame 101, door frame guide rail 102, reach pump 103, first distance perspective inductive switch 104, second distance inductive switch 105, pump speed controller 106, described door frame 101 is arranged on door frame guide rail 102, described reach pump 103 is arranged on door frame 101, described pump speed controller 106 is arranged on reach pump 103, described first distance perspective inductive switch 104 and second distance inductive switch 105 are arranged on door frame guide rail 102, described pump speed controller 106 respectively with reach pump 103, first distance perspective inductive switch 104, second distance inductive switch 105 is connected one by one, the quantity of described door frame guide rail 102 has at least two, described reach pump 103 is arranged on bottom door frame 101, described first distance perspective inductive switch 104 moves on maximum position after being arranged on the door frame 101 on door frame guide rail 102, the sensing direction of described first distance perspective inductive switch 104 is just to door frame 101, the door frame 101 that described second distance inductive switch 105 is arranged on door frame guide rail 102 moves forward on maximum position, the sensing direction of described second distance inductive switch 105 is just to door frame 101, and the two ends of described door frame guide rail 102 are provided with derailing buffer unit；Described door lock safety device 2 includes car door 201, door lock 202, sensor block 203, inductive switch 204, controller 205, movable motor, pump motor, brake, described door lock 202 is arranged on car door 201, described door lock 202 is provided with sensor block 203, described inductive switch 204 is arranged on door lock 202 side, described inductive switch 204 is connected with controller 205, described controller 205 and movable motor, pump motor, brake is connected one by one, described sensor block 203 is elastic telescopic sensor block, when door lock 202 closes, the telescopic direction of described sensor block 203 is towards inductive switch 204, inductive switch 204 contacts with sensor block 203；When door lock 202 is opened, described sensor block 203 does not contact with inductive switch 204, described sensor block 203 forms complete loops with inductive switch 204 Guan Bi, described inductive switch 204 is button cell inductive switch, described sensor block 203, the mounting means of inductive switch 204 is detachable, described door lock 202 is knob type door lock, described door lock 202 is provided with rotating handles, described rotating handles is provided with anti-slip veins, described controller 205 is hidden and is arranged in car door 201, described controller 205 is connected by holding wire with inductive switch 204, described controller 205 and movable motor, pump motor, brake is connected one by one by power line；Described fixing structure for oil tank 3 includes fuel tank groove 301, fuel tank 302, upper hook 303, upper handle 304, fuel tank fixes plate 305, stage clip 306, support 307, nut 308, bearing pin 309, described upper hook 303 is arranged on fuel tank groove 301 top, described support 307 is arranged on fuel tank groove 301 side, described support 307 arranges pin shaft hole 310, described bearing pin 309 is arranged on support 307 by pin shaft hole 310, described bearing pin 309 is arranged with stage clip 306 and nut 308, described upper handle 304 is arranged on fuel tank 302 top, described upper handle 304 is arranged in hook 303, the fixing plate 305 of described fuel tank is arranged on fuel tank 302 side, the fixing plate 305 of described fuel tank is provided with fixing hole 311, described upper handle 304 is arranged on time in hook 303 position of bearing pin 309 just to fixing hole 311, the internal diameter of described nut 308 is less than the internal diameter of fixing hole 311, the external diameter of described nut 308 is more than the external diameter of fixing hole 311, the minimum diameter of described stage clip 306 is more than the internal diameter of pin shaft hole 310, described stage clip 306 is arranged between support 307 and nut 308, the fixing plate 305 of described fuel tank is erected on support 307, the head of described bearing pin 309 is provided with plug cap 312, described plug cap 312 is provided with anti-slip veins；Described connecting pin axle construction 4 includes pump nozzle 401, lubricating cup 402, oil leab 403, helix oil duct 404, connect bearing pin 405, steel-backed bearing 406, oil storage tank 407, described connection bearing pin 405 end is provided with lubricating cup 402, described lubricating cup 402 is provided with pump nozzle 401, described lubricating cup 402 is connected to oil leab 403, described oil leab 403 is arranged in connection bearing pin 405, described oil leab 403 is provided with some points of oil holes 408, described point of oil hole 408 is connected to helix oil duct 404, described helix oil duct 404 is arranged on connection bearing pin 405 outer surface, described steel-backed bearing 406 is set on connection bearing pin 405, described steel-backed bearing 406 is provided with some oil storage tanks 407, described oil leab 403 connects in bearing pin 405 along connecting being axially disposed within of bearing pin 405, described point of oil hole 408 connects in bearing pin 405 along connecting being radially arranged in of bearing pin 405, the quantity of described point of oil hole 408 has at least two, described helix oil duct 404 is uniformly circumferentially positioned on the outer surface connecting bearing pin 405, the quantity of described helix oil duct 404 has two, article two, the cross point of helix oil duct 404 is provided with the opening of point oil hole 408, the quantity of described steel-backed bearing 406 has at least one, the quantity of described oil storage tank 407 has at least ten, described oil storage tank 407 is evenly distributed on steel-backed bearing 406。
Work process of the present invention:
The present invention is by combining fixing structure for oil tank 3, door lock safety device 2, reach buffer unit 1, connecting pin axle construction 4, through optimum experimental, when door frame 101 moves to the sensed position of the first distance perspective inductive switch 104, signal is passed to pump speed controller 106 by the first distance perspective inductive switch 104, and pump speed controller 106 controls reach pump 103 and slowly reduces to certain speed until moving into place；When door frame 101 moves to the sensed position of second distance inductive switch 105, signal is passed to pump speed controller 106 by second distance inductive switch 105, and pump speed controller 106 controls reach pump 103 and slowly reduces to certain speed until moving into place；When door lock 202 closes, sensor block 203 forms complete loops with inductive switch 204 Guan Bi, and inductive switch 204 is signaled to controller 205, and controller 205 controls movable motor, pump motor normal operation, brake normal condition；When door lock 202 is opened, sensor block 203 disconnects with inductive switch 204 cannot form complete loops, controller 205 does not receive signal, controller 205 controls movable motor, pump motor quits work, brake state, button cell inductive switch voltage x current is safe and harmless, it is possible to prevent electric shock hidden danger, detachable repacking easy for installation and safeguarding；Only need plug bearing pin 309 just easily and fast fuel tank 302 can be carried out installing/dismounting；Can pass through helix oil duct 404 coordinates point oil hole 408 to lubricate timely connecting bearing pin 405, on steel-backed bearing 406, steel-backed bearing 406 can be lubricated maintenance by oil storage tank 407 at any time, and attendant has only to the lubricating oil changed in lubricating cup 402 in time can ensure to connect the regular maintenance of bearing pin 405。The present invention can make the fixed structure of fuel tank convenient rationally, fastener bolt nut is not needed during installation, use instrument and fast demountable fuel tank is not needed during dismounting, it is greatly saved the installing/dismounting time of fuel tank, facilitate the maintaining of fuel tank, , car door lock can be made to automatically cut off the dynamical system of fork truck in the open state, prevent the generation of fortuitous event, the effective guarantee safety of operator, simple in construction, easy for installation, door frame can be made to reduce rocking of door frame in the process of movement, fully ensure that the safety of personnel and goods, simple and practical, safeguard that repacking is convenient, connection bearing pin can be made to carry out automatic forced lubrication, anti-wear performance is higher, maintenance is more convenient quickly, long service life, it is hardly damaged, it is effectively saved the cost of maintenance, it is beneficial to popularization and application。
Above-described embodiment is the description of the invention, is not limitation of the invention, any scheme after simple transformation of the present invention is belonged to protection scope of the present invention。
Claims (5)
1. the shift-forward type safe buffering fork truck of an easy replacing fuel tank, it is characterized in that: include fixing structure for oil tank (3), door lock safety device (2), reach buffer unit (1), connecting pin axle construction (4), described reach buffer unit (1) includes door frame (101), door frame guide rail (102), reach pump (103), first distance perspective inductive switch (104), second distance inductive switch (105), pump speed controller (106), described door frame (101) is arranged on door frame guide rail (102), described reach pump (103) is arranged on door frame (101), described pump speed controller (106) is arranged in reach pump (103), described first distance perspective inductive switch (104) and second distance inductive switch (105) are arranged on door frame guide rail (102), described pump speed controller (106) respectively with reach pump (103), first distance perspective inductive switch (104), second distance inductive switch (105) is connected one by one；Described door lock safety device (2) includes car door (201), door lock (202), sensor block (203), inductive switch (204), controller (205), movable motor, pump motor, brake, described door lock (202) is arranged on car door (201), described door lock (202) is provided with sensor block (203), described inductive switch (204) is arranged on door lock (202) side, described inductive switch (204) is connected with controller (205), described controller (205) and movable motor, pump motor, brake is connected one by one；Described fixing structure for oil tank (3) includes fuel tank groove (301), fuel tank (302), upper hook (303), upper handle (304), fuel tank fixes plate (305), stage clip (306), support (307), nut (308), bearing pin (309), described upper hook (303) is arranged on fuel tank groove (301) top, described support (307) is arranged on fuel tank groove (301) side, described support (307) arranges pin shaft hole (310), described bearing pin (309) is arranged on support (307) by pin shaft hole (310), described bearing pin (309) is arranged with stage clip (306) and nut (308), described upper handle (304) is arranged on fuel tank (302) top, described upper handle (304) is arranged in hook (303), described fuel tank is fixed plate (305) and is arranged on fuel tank (302) side, described fuel tank is fixed and is provided with fixing hole (311) on plate (305)；Described connecting pin axle construction (4) includes pump nozzle (401), lubricating cup (402), oil leab (403), helix oil duct (404), connect bearing pin (405), steel-backed bearing (406), oil storage tank (407), described connection bearing pin (405) end is provided with lubricating cup (402), described lubricating cup (402) is provided with pump nozzle (401), described lubricating cup (402) is connected to oil leab (403), described oil leab (403) is arranged in connection bearing pin (405), described oil leab (403) is provided with some points of oil holes (408), described point of oil hole (408) is connected to helix oil duct (404), described helix oil duct (404) is arranged on connection bearing pin (405) outer surface, described steel-backed bearing (406) is set in connection bearing pin (405), described steel-backed bearing (406) is provided with some oil storage tanks (407)。
2. the shift-forward type safe buffering fork truck of a kind of easy replacing fuel tank as claimed in claim 1, it is characterized in that: the quantity of described door frame guide rail (102) has at least two, described reach pump (103) is arranged on door frame (101) bottom, described first distance perspective inductive switch (104) is arranged on the door frame (101) on door frame guide rail (102) and moves afterwards on maximum position, the sensing direction of described first distance perspective inductive switch (104) is just to door frame (101), described second distance inductive switch (105) is arranged on door frame (101) the reach maximum position on door frame guide rail (102), the sensing direction of described second distance inductive switch (105) is just to door frame (101), the two ends of described door frame guide rail (102) are provided with derailing buffer unit。
3. the shift-forward type safe buffering fork truck of a kind of easy replacing fuel tank as claimed in claim 1, it is characterized in that: described sensor block (203) is elastic telescopic sensor block, when door lock (202) closes, the telescopic direction of described sensor block (203) is towards inductive switch (204), and inductive switch (204) contacts with sensor block (203)；When door lock (202) is opened, described sensor block (203) does not contact with inductive switch (204), described sensor block (203) forms complete loops with inductive switch (204) Guan Bi, described inductive switch (204) is button cell inductive switch, described sensor block (203), the mounting means of inductive switch (204) is detachable, described door lock (202) is knob type door lock, described door lock is provided with rotating handles on (202), described rotating handles is provided with anti-slip veins, described controller (205) is hidden and is arranged in car door (201), described controller (205) is connected by holding wire with inductive switch (204), described controller (205) and movable motor, pump motor, brake is connected one by one by power line。
4. the shift-forward type safe buffering fork truck of a kind of easy replacing fuel tank as claimed in claim 1, it is characterized in that: described upper handle (304) be arranged on hook (303) interior time bearing pin (309) position just to fixing hole (311), the internal diameter of described nut (308) is less than the internal diameter of fixing hole (311), the external diameter of described nut (308) is more than the external diameter of fixing hole (311), the minimum diameter of described stage clip (306) is more than the internal diameter of pin shaft hole (310), described stage clip (306) is arranged between support (307) and nut (308), described fuel tank is fixed plate (305) and is erected on support (307), the head of described bearing pin (309) is provided with plug cap (312), described plug cap (312) is provided with anti-slip veins。
5. the shift-forward type safe buffering fork truck of a kind of easy replacing fuel tank as claimed in claim 1, it is characterized in that: described oil leab (403) connects in bearing pin (405) along connecting being axially disposed within of bearing pin (405), described point of oil hole (408) connects in bearing pin (405) along connecting being radially arranged in of bearing pin (405), the quantity of described point of oil hole (408) has at least two, described helix oil duct (404) is uniformly circumferentially positioned on the outer surface connecting bearing pin (405), the quantity of described helix oil duct (404) has two, article two, the cross point of helix oil duct (404) is provided with the opening of a point oil hole (408), the quantity of described steel-backed bearing (406) has at least one, the quantity of described oil storage tank (407) has at least ten, described oil storage tank (407) is evenly distributed on steel-backed bearing (406)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610236710.3A CN105692501B (en) | 2016-04-14 | 2016-04-14 | A kind of shift-forward type safe buffering fork truck for easily changing fuel tank |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610236710.3A CN105692501B (en) | 2016-04-14 | 2016-04-14 | A kind of shift-forward type safe buffering fork truck for easily changing fuel tank |
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| Publication Number | Publication Date |
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| CN105692501A true CN105692501A (en) | 2016-06-22 |
| CN105692501B CN105692501B (en) | 2017-12-15 |
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Citations (5)
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| JP2000255997A (en) * | 1999-03-12 | 2000-09-19 | Toyota Autom Loom Works Ltd | Forklift, and attachment device for forklift |
| JP2013023364A (en) * | 2011-07-25 | 2013-02-04 | Nippon Yusoki Co Ltd | Reach type forklift |
| CN103241688A (en) * | 2013-05-15 | 2013-08-14 | 安徽合力股份有限公司 | Motor active speed-reduction buffer system for measurement and control of forklift stroke |
| CN104649188A (en) * | 2013-11-20 | 2015-05-27 | 无锡市明珠烤漆厂 | Forwards-moving forklift |
| CN205500695U (en) * | 2016-04-14 | 2016-08-24 | 意欧斯智能科技股份有限公司 | Easily change antedisplacement formula safety buffering fork truck of oil tank |
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2016
- 2016-04-14 CN CN201610236710.3A patent/CN105692501B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000255997A (en) * | 1999-03-12 | 2000-09-19 | Toyota Autom Loom Works Ltd | Forklift, and attachment device for forklift |
| JP2013023364A (en) * | 2011-07-25 | 2013-02-04 | Nippon Yusoki Co Ltd | Reach type forklift |
| CN103241688A (en) * | 2013-05-15 | 2013-08-14 | 安徽合力股份有限公司 | Motor active speed-reduction buffer system for measurement and control of forklift stroke |
| CN104649188A (en) * | 2013-11-20 | 2015-05-27 | 无锡市明珠烤漆厂 | Forwards-moving forklift |
| CN205500695U (en) * | 2016-04-14 | 2016-08-24 | 意欧斯智能科技股份有限公司 | Easily change antedisplacement formula safety buffering fork truck of oil tank |
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| Publication number | Publication date |
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| CN105692501B (en) | 2017-12-15 |
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