CN201587836U - Novel forklift portal frame - Google Patents

Novel forklift portal frame Download PDF

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Publication number
CN201587836U
CN201587836U CN200920295054XU CN200920295054U CN201587836U CN 201587836 U CN201587836 U CN 201587836U CN 200920295054X U CN200920295054X U CN 200920295054XU CN 200920295054 U CN200920295054 U CN 200920295054U CN 201587836 U CN201587836 U CN 201587836U
Authority
CN
China
Prior art keywords
portal frame
forklift
sprocket wheel
lift oil
chain wheel
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN200920295054XU
Other languages
Chinese (zh)
Inventor
于传江
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hangzhou Global Friend Precision Machinery Co Ltd
Original Assignee
Hangzhou Global Friend Precision Machinery Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hangzhou Global Friend Precision Machinery Co Ltd filed Critical Hangzhou Global Friend Precision Machinery Co Ltd
Priority to CN200920295054XU priority Critical patent/CN201587836U/en
Application granted granted Critical
Publication of CN201587836U publication Critical patent/CN201587836U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to a novel forklift portal frame, which solves the technical problem of providing a novel forklift portal frame which has a short lift oil cylinder and can further save forklift oil box space. The novel forklift portal frame comprises an inner portal frame, an outer portal frame, a pallet fork frame and a pallet fork; the bottom portion of the lift oil cylinder is fixed to the lower portion of the outer portal frame; a chain wheel is installed on the top portion of a piston rod; an inner portal frame chain wheel corresponding to the position of the chain wheel vertically below is arranged on the top portion of the inner portal frame; and a chain sequentially bypassing the chain wheel and the inner portal frame chain wheel is connected with the pallet fork frame. The length of the lift oil cylinder is reduced by one half; the freight lifting speed of a forklift is increased by one time in the same time; simultaneously hydraulic oil needed by work is decreased by one half; and material cost is saved. Moreover, the novel forklift portal frame saves the volume of a forklift oil box, reserves more forklift body space for counterweight, and reduces cost as materials with comparatively small density and inexpensive prices can be selected for counterweight.

Description

The novel forklift door frame
Technical field
The utility model relates to the short novel forklift door frame of a kind of novel forklift door frame, particularly lift oil tank length.
Background technology
The forklift door frame system generally is made up of inner upright mounting, outer mast, goods shelf, pallet fork, sprocket wheel, chain, lift oil tank and dump ram etc.The outer mast lower end is hinged on the vehicle frame, and middle part and dump ram are hinged, and inner upright mounting has roller, is embedded in the outer mast.Goods shelf has roller, is embedded in the inner upright mounting, can up-and-down movement.Two lift oil tanks are arranged in the door frame both sides, and the bottom of lift oil tank is fixed on the outer mast bottom.Sprocket wheel is equipped with at the top of piston rod, and chain one end that hoists is fixed on the outer mast, and the other end is walked around sprocket wheel and linked to each other with goods shelf.When the piston rod part band sprocket wheel and is hoisted, no matter be goods shelf, pallet fork improvement stage, or the inner upright mounting improvement stage, they all hoist with the stroke of 2 times of lift oil tanks.In the modern society cargo movement field, generally adopt freight container traffic, the warehouse intensification stores, along with logistics centre, tiered warehouse facility occur, it is more and more higher that these all pile up requirement for height to goods, therefore the door frame lifting altitude of the heavy fork truck of domestic equilibrium is generally between 3-7 rice, high reaches 9 meters, and this must make lift oil tank length more and more longer, and the problem of bringing is, one, the hydraulic oil that long lift oil tank needs is also many, makes fork truck fuel tank volume big, therefore keeps for the space of counterweight little, counterweight can only be selected high density material, has improved cost; Its two, oversize lift oil tank and door frame can influence its having free passage between each storehouse, make its crossing ability poor.
Summary of the invention
The technical problems to be solved in the utility model provide a kind of lack lift oil tank, and and then can save the novel forklift door frame in fork truck fuel tank space.
For solving the problems of the technologies described above, the utility model provides a kind of novel forklift door frame, comprise inner upright mounting, outer mast, goods shelf, pallet fork, the bottom of lift oil tank is fixed on the outer mast bottom, sprocket wheel is equipped with at the top of piston rod, described inner upright mounting top is provided with and the vertical corresponding inner upright mounting sprocket wheel of lower chain wheel location, and chain is walked around sprocket wheel, inner upright mounting sprocket wheel successively, and links to each other with goods shelf.
The sprocket wheel that the lift oil tank piston rod part is provided with, with its vertically the inner upright mounting sprocket wheel of top form two movable pulley structures, hoisting chain is walked around sprocket wheel successively, the inner upright mounting sprocket wheel promotes goods shelf, as piston rod stroke H, goods and goods shelf stroke can reach 4H.Compare the single action pulley structure door frame that sprocket wheel only is set at the lift oil tank piston rod part, as piston rod stroke H, goods and goods shelf stroke have only 2H.Therefore, in order to reach identical hoisting depth, the lift oil tank length of two movable pulley structures only needs half of single action pulley structure lift oil tank.
The most direct advantage of comparison prior art of the present invention is:
1, shortens the length of lift oil tank.
2, identical time inner piston rod stroke is H, two movable pulley structures promote cargo height 4H, and single action pulley structure lifting cargo height has only 2H, but two movable pulley structure freight lifting speed is two times of the single action pulley structure, and therefore two movable pulley structure door frames have improved the fork truck work efficiency.
3, the lift oil tank contraction in length half, the hydraulic oil of need of work has also reduced half, these two all greatly reduce cost, the hydraulic oil dissipating area increases in addition, operating temperature reduces, and improves each Hydraulic Elements work life; Simultaneously, saved the fuel tank volume, for counterweight has been reserved more fork truck vehicle body space, counterweight can be selected the less low-cost material of density thus, has reduced cost.
Description of drawings
The utility model is described in more detail below in conjunction with accompanying drawing.
Fig. 1 is the assembly drowing of the utility model novel forklift door frame.
The specific embodiment
With reference to the accompanying drawings, will be described in detail of the present utility model below.
As shown in Figure 1, the forklift door frame system is made up of outer mast 1, inner upright mounting 2, goods shelf 3, pallet fork 4, lift oil tank 5, sprocket wheel 6, inner upright mounting sprocket wheel 7, chain 8 etc.The outer mast lower end is hinged on (middle part can be hinged with dump ram) on the vehicle frame, and outer mast channel-section steel inside top is provided with two rollers, and inner upright mounting channel-section steel bottom outside is provided with two rollers, and inner upright mounting is embedded in the outer mast, under the directional tagging of roller, inner upright mounting can move up and down in outer mast.Goods shelf has roller, is embedded in the inner upright mounting, can move up and down.Two lift oil tanks are arranged symmetrically in the outer mast both sides, and the bottom of lift oil tank is fixed on the outer mast bottom.Sprocket wheel is equipped with at the top of piston rod, the vertical top position of this sprocket wheel, the inner upright mounting top is connected with inner upright mounting sprocket wheel 7, sprocket wheel 6 forms two running blocks with inner upright mounting sprocket wheel 7, chain 8 one ends are welded on the carrier bar of fastening on the lift oil tank cylinder barrel, the other end is walked around sprocket wheel and door frame sprocket wheel successively, links to each other with goods shelf then.
The sprocket wheel that the lift oil tank piston rod part is provided with, with its vertically the inner upright mounting sprocket wheel of top form two movable pulley structures, hoisting chain is walked around sprocket wheel successively, the inner upright mounting sprocket wheel promotes goods shelf, as piston rod stroke H, goods and goods shelf stroke can reach 4H.Compare the single action pulley structure door frame that sprocket wheel only is set at the lift oil tank piston rod part, as piston rod stroke H, goods and goods shelf stroke have only 2H.Therefore, in order to reach identical hoisting depth, the lift oil tank length of two movable pulley structures only needs half of single action pulley structure lift oil tank.
The most direct advantage of comparison prior art of the present invention is:
1, shortens the length of lift oil tank.
2, same time inner piston rod stroke is H, two movable pulley structure cargo lifting height 4H, and single action pulley structure cargo lifting height only has 2H, but two movable pulley structure freight lifting speed is two times of the single action pulley structure, and therefore two movable pulley structure door frames have improved the fork truck operating efficiency.
3, the lift oil tank contraction in length half, the hydraulic oil of need of work has also reduced half, these two all greatly reduce cost, the hydraulic oil area of dissipation increases in addition, operating temperature reduces, and improves each Hydraulic Elements working life; Simultaneously, saved the fuel tank volume, for counterweight has been reserved more fork truck body space, counterweight can be selected the littler low-cost material of density thus, has reduced cost.

Claims (1)

1. novel forklift door frame, comprise inner upright mounting (1), outer mast (2), goods shelf (3), pallet fork (4), the inner upright mounting interlocking is in outer mast, the bottom of lift oil tank (5) is fixed on the outer mast bottom, sprocket wheel (6) is equipped with at the top of piston rod, chain (8) links to each other with described goods shelf, it is characterized in that: described inner upright mounting top is provided with and the vertical corresponding inner upright mounting sprocket wheel of lower chain wheel location (7), and chain (8) is walked around sprocket wheel, inner upright mounting sprocket wheel.
CN200920295054XU 2009-12-25 2009-12-25 Novel forklift portal frame Expired - Fee Related CN201587836U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN200920295054XU CN201587836U (en) 2009-12-25 2009-12-25 Novel forklift portal frame

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN200920295054XU CN201587836U (en) 2009-12-25 2009-12-25 Novel forklift portal frame

Publications (1)

Publication Number Publication Date
CN201587836U true CN201587836U (en) 2010-09-22

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN200920295054XU Expired - Fee Related CN201587836U (en) 2009-12-25 2009-12-25 Novel forklift portal frame

Country Status (1)

Country Link
CN (1) CN201587836U (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101973499A (en) * 2010-11-01 2011-02-16 安徽合力股份有限公司 Forklift gantry
CN102107836A (en) * 2009-12-25 2011-06-29 杭州友高精密机械有限公司 Novel forklift truck gantry,
CN103058099A (en) * 2012-12-28 2013-04-24 上思县东岽电子科技有限责任公司 Handcart-type general-purpose forklift
CN103303846A (en) * 2013-06-22 2013-09-18 安徽工程大学 Forklift lifting mechanism
CN103359655A (en) * 2013-07-24 2013-10-23 常熟市浩通市政工程有限公司 Multifunctional convenient forklift truck

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102107836A (en) * 2009-12-25 2011-06-29 杭州友高精密机械有限公司 Novel forklift truck gantry,
CN101973499A (en) * 2010-11-01 2011-02-16 安徽合力股份有限公司 Forklift gantry
CN101973499B (en) * 2010-11-01 2013-01-30 安徽合力股份有限公司 Forklift gantry
CN103058099A (en) * 2012-12-28 2013-04-24 上思县东岽电子科技有限责任公司 Handcart-type general-purpose forklift
CN103303846A (en) * 2013-06-22 2013-09-18 安徽工程大学 Forklift lifting mechanism
CN103359655A (en) * 2013-07-24 2013-10-23 常熟市浩通市政工程有限公司 Multifunctional convenient forklift truck

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Legal Events

Date Code Title Description
GR01 Patent grant
C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20100922

Termination date: 20171225

CF01 Termination of patent right due to non-payment of annual fee