CN1754821A - Forklift - Google Patents
Forklift Download PDFInfo
- Publication number
- CN1754821A CN1754821A CN 200410011776 CN200410011776A CN1754821A CN 1754821 A CN1754821 A CN 1754821A CN 200410011776 CN200410011776 CN 200410011776 CN 200410011776 A CN200410011776 A CN 200410011776A CN 1754821 A CN1754821 A CN 1754821A
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- CN
- China
- Prior art keywords
- chassis
- hydraulic actuating
- actuating cylinder
- door frame
- fork truck
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- 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.)
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- Forklifts And Lifting Vehicles (AREA)
Abstract
This invention relates to fork truck, which comprises chassis with four wheels, door rack fixed on the chassis; cargo fork moving vertically with repeated operations; one set of drive device, wherein, the said chassis is connected to the front and back chassis through universal joint; the said front chassis and back chassis are fixed with first hydraulic cylinder rotating around level axis and second hydraulic cylinder rotating around vertical axis. The fork cargo is at door rack folded position fixed into transmission case for transmission. The invention can be used in curved earth near dangerous transmission with accurate operation.
Description
Technical field
The invention belongs to the fork truck technical field as Hydraulic for lifting load, loading and control system, more particularly, is that a kind of chassis is divided for by two parts before and after the Hooke's coupling bonded assembly, and the door frame that pallet fork is housed is collapsible into the fork truck of transporting position.
Background technology
Fork truck is a kind of common tool that the goods yard is moved and conveyed goods that is used for.Fork truck of the prior art has four wheels that are installed on the whole chassis, meet and during ground relief, the time regular meeting goods phenomenon of tumbling takes place.In addition, the door frame that pallet fork is housed can only tilt forward and back certain angle, can not fold into the position near straight placement, when this traditional fork truck of transportation, can occupy than large space, seems very inconvenient.
Summary of the invention
The objective of the invention is to overcome above-mentioned cylinder point, provide a kind of on broken terrain transportation or reliable operation during handling goods, the tumble fork truck of phenomenon of goods steadily, can not take place.
The present invention also aims to provide a kind of door frame that the lifting pallet fork is housed longitudinal foldingly to significantly reduce transport space, utilize self power operated folding fork truck to transporting position near straight placement.
Fork truck of the present invention, comprise the chassis that four wheels are installed, with the door frame that is installed on the described chassis, this door frame is equipped with to playing the pallet fork that retry is vertically moved, also comprise a cover actuating device, described chassis is made of front chassis that links together by Hooke's coupling and rear chassis, is equipped with to make it around horizontal cross shaft first hydraulic actuating cylinder and make it around vertical axis second hydraulic actuating cylinder in relative rotation in relative rotation between described front chassis and rear chassis.
Fork truck of the present invention, the rod end of wherein said first hydraulic actuating cylinder and second hydraulic actuating cylinder and described front chassis are globular hinge, the cylinder body end of described first hydraulic actuating cylinder and second hydraulic actuating cylinder and described rear chassis are that bearing pin is hinged.
Fork truck of the present invention wherein is fixed with guide rail in described front chassis both sides, slidely connects slide plate with guide rail, and one the 3rd hydraulic actuating cylinder is respectively installed in the door frame both sides, and these hydraulic actuating cylinder two ends are hinged with door frame, slide plate respectively, and door frame bottom and slide plate are hinged.
Fork truck of the present invention, wherein said actuating device are controlled by a cover radio remote controller.
In sum, be equiped with independently hydraulic efficiency pressure system of Hooke's coupling and two before and after this fork truck between the chassis, realize that by Hooke's coupling the horizontal cross shaft on chassis, front and back and vertical central axis intersect, thereby can produce certain rotation space of three-dimensional and action more flexibly, obviously the chassis was sailed transport space into easily around the mutual rotation of horizontal cross shaft before and after this fork truck both can have been followed, and can be used in uneven ground again.Can realize accurately and the utmost point is controlled accurately by the actuating device of wireless remote control,, can be used for transporting dangerous freight, and do not need the operator approaching owing to being equiped with the actuating device that radio remote controller is controlled.This fork truck has level " live mast ", the door frame that promptly is installed on the front chassis can center on the rotation of vertical axis and produce displacement in company with the chassis, front and back, its compact conformation, have and to turn down the lifting pallet fork, described in addition door frame can vertically fold into the transporting position near straight placement downwards, so reduced to transport the space greatly for transporting this fork truck.The door frame that the lifting pallet fork is housed can move in company with the guide rail that slide plate is vertically installed along this fork truck, further strengthens supporting owing to have the fwd of being installed in stabilizing device, and it has optimum weight/duty ratio.
Description of drawings
Fig. 1 is the schematic side view of fork truck of the present invention;
Fig. 2 is the schematic top plan view of fork truck of the present invention;
Fig. 3 is according to the structural representation of Fig. 1 and 2 along the observed two chassis hinge area of side-looking direction;
Fig. 4 is along overlooking the structural representation of the observed two chassis hinge area of direction according to Fig. 1 and 2.
The specific embodiment
Below, be described with reference to the accompanying drawings correlative detail of the present invention.
From Fig. 1 and 2 as can be seen, fork truck provided by the invention comprises the chassis that two front vehicle wheels 14 and two rear wheels 15 are installed, with the door frame 2 that is installed on the described chassis, this door frame 2 is equipped with to playing the pallet fork 1 that retry is vertically moved, also comprise a cover actuating device, described chassis is made of front chassis 4 that links together by Hooke's coupling 11 (see figure 3)s and rear chassis 5, in Fig. 1 or Fig. 2, left out the device that connects front chassis 4 and rear chassis 5, only expressed the line of centers of the linkage of interconnect function, specifically be expressed as vertical axis 6, longitudinal central axis 7 and horizontal cross shaft 8.The driving engine of this fork truck, hydraulic efficiency gear and fork truck lift control system all are installed on the rear chassis 5.In order to improve the stability of fork truck, but additional bob-weight also on the rear chassis 5.
Be fixed with guide rail 3 in front chassis 4 both sides, slidely connect slide plate 22 with guide rail 3, one the 3rd hydraulic actuating cylinder 21 is respectively installed in door frame 2 both sides, these hydraulic actuating cylinder 21 two ends are hinged with door frame 2, slide plate 22 respectively, door frame 2 bottoms and slide plate 22 are hinged, when the 3rd hydraulic actuating cylinder 21 of door frame 2 both sides drew in, door frame 2 can be longitudinal folding gradually to the transporting position near straight placement.When described slide plate 22 is mobile on above-mentioned guide rail 3, can drives the door frame 2 that is hinged on the slide plate 22 and be along the longitudinal movement.Fig. 1 represents door frame 2 up front, and Fig. 2 represents door frame 2 face position in the end.
Described actuating device is controlled by a cover radio remote controller.
The accurate structure of chassis 4 and 5 articulation piece before and after Fig. 3 and Fig. 4 show and be connected.Whether can relatively rotate with respect to each other between the chassis 4 and 5, front and back is key point of the present invention, installing Hooke's coupling 11 between described front chassis 4 and the rear chassis 5, first hydraulic actuating cylinder 9 is housed between front chassis 4 and rear chassis 5, hinge-point is respectively 17,16, hinge-point 17 is a globular hinge, the rod end and the front chassis 4 that are hydraulic actuating cylinder 9 are globular hinge, hinge-point 16 is that bearing pin is hinged, the cylinder body and the rear chassis 5 that are hydraulic actuating cylinder 9 are hinged for bearing pin, and chassis 4,5 relatively rotated with respect to each other around horizontal cross shaft before and after this hydraulic actuating cylinder 9 can make.By the Hooke's coupling 11 of installing between front chassis 4 and the rear chassis 5, make horizontal cross shaft shown in Figure 18 and vertical axis 6 realize intersecting.At front chassis 4 and rear chassis 5 second hydraulic actuating cylinder 10 is housed also, hinge-point is respectively 18,19, hinge-point 18 is that the rod end and the front chassis 4 of hydraulic actuating cylinder 10 is globular hinge, hinge-point 19 is that the cylinder body and the rear chassis 5 of hydraulic actuating cylinder 10 is hinged for bearing pin, and chassis 4,5 relatively rotated with respect to each other around vertical axis before and after this hydraulic actuating cylinder 10 can make.Vertical axis 6 slight inclination among Fig. 3 can obtain one and can compensate the rotational angle increment that the ground machicolated form rises and falls, when making fork truck sail the truck storage room into, and this optimal compensation particular importance.Two fork-shaped attaching partss that engage in Hooke's coupling 11 intersections are connected with 5 with chassis, front and back 4 rotationally, and these two chassis can be relatively rotated with respect to each other around horizontal longitudinal axis 7 illustrated in figures 1 and 2.
Claims (4)
1. fork truck, comprise the chassis that four wheels are installed, with the door frame (2) that is installed on the described chassis, this door frame (2) is equipped with to playing the pallet fork (1) that retry is vertically moved, also comprise a cover actuating device, it is characterized in that, described chassis is made of the front chassis (4) that links together by Hooke's coupling (11) and rear chassis (5), is equipped with to make it around horizontal cross shaft (8) first hydraulic actuating cylinder (9) and make it around vertical axis (6) second hydraulic actuating cylinder (10) in relative rotation in relative rotation between described front chassis (4) and rear chassis (5).
2. fork truck according to claim 1, it is characterized in that, the rod end of described first hydraulic actuating cylinder (9) and second hydraulic actuating cylinder (10) and described front chassis (4) are globular hinge, and the cylinder body end and the described rear chassis (5) of described first hydraulic actuating cylinder (9) and second hydraulic actuating cylinder (10) are that bearing pin is hinged.
3. fork truck according to claim 1 and 2, it is characterized in that, be fixed with guide rail (3) in described front chassis (4) both sides, slidely connect slide plate (22) with guide rail (3), one the 3rd hydraulic actuating cylinder (21) is respectively installed in door frame (2) both sides, this hydraulic actuating cylinder (21) two ends are hinged with door frame (2), slide plate (22) respectively, and door frame (2) bottom and slide plate (22) are hinged.
4. fork truck according to claim 3 is characterized in that, described actuating device is controlled by a cover radio remote controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410011776 CN1754821A (en) | 2004-09-29 | 2004-09-29 | Forklift |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410011776 CN1754821A (en) | 2004-09-29 | 2004-09-29 | Forklift |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1754821A true CN1754821A (en) | 2006-04-05 |
Family
ID=36688419
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200410011776 Pending CN1754821A (en) | 2004-09-29 | 2004-09-29 | Forklift |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1754821A (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101746695A (en) * | 2010-03-23 | 2010-06-23 | 无锡汇丰机器有限公司 | Turnover forklift door frame |
| CN101767514A (en) * | 2010-03-22 | 2010-07-07 | 无锡汇丰机器有限公司 | Forklift sedan |
| CN101774333A (en) * | 2010-03-23 | 2010-07-14 | 无锡汇丰机器有限公司 | High-performance forklift axle |
| CN101823676A (en) * | 2010-03-23 | 2010-09-08 | 无锡汇丰机器有限公司 | Foldable forklift |
| CN105668460A (en) * | 2016-02-03 | 2016-06-15 | 中国人民解放军国防科学技术大学 | Combination hydraulic cart of fork lift |
| CN105692502A (en) * | 2016-04-26 | 2016-06-22 | 肇庆市森美金属有限公司 | Automatic sheet loader with identification function |
| CN106144960A (en) * | 2016-08-11 | 2016-11-23 | 西安方元明科技股份有限公司 | A kind of electric foldable fork truck of long-range WiFi remote manipulation |
| CN108163776A (en) * | 2017-12-29 | 2018-06-15 | 王莉萍 | A kind of pallet fork holds machine |
| CN109319693A (en) * | 2018-10-24 | 2019-02-12 | 中南大学 | Hydrostatic lift truck chassis and three-wheel foklift truck with it |
| CN109941925A (en) * | 2017-12-21 | 2019-06-28 | 比亚迪股份有限公司 | Fork truck |
| CN110329958A (en) * | 2019-08-08 | 2019-10-15 | 桂林市富华金属制品有限公司 | A kind of handling robot |
| CN116374892A (en) * | 2023-06-05 | 2023-07-04 | 新乡中铁公路发展有限公司 | Be suitable for self-stabilizing fork truck on uneven ground |
-
2004
- 2004-09-29 CN CN 200410011776 patent/CN1754821A/en active Pending
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101767514A (en) * | 2010-03-22 | 2010-07-07 | 无锡汇丰机器有限公司 | Forklift sedan |
| CN101746695A (en) * | 2010-03-23 | 2010-06-23 | 无锡汇丰机器有限公司 | Turnover forklift door frame |
| CN101774333A (en) * | 2010-03-23 | 2010-07-14 | 无锡汇丰机器有限公司 | High-performance forklift axle |
| CN101823676A (en) * | 2010-03-23 | 2010-09-08 | 无锡汇丰机器有限公司 | Foldable forklift |
| CN105668460A (en) * | 2016-02-03 | 2016-06-15 | 中国人民解放军国防科学技术大学 | Combination hydraulic cart of fork lift |
| CN105692502A (en) * | 2016-04-26 | 2016-06-22 | 肇庆市森美金属有限公司 | Automatic sheet loader with identification function |
| CN106144960A (en) * | 2016-08-11 | 2016-11-23 | 西安方元明科技股份有限公司 | A kind of electric foldable fork truck of long-range WiFi remote manipulation |
| CN109941925A (en) * | 2017-12-21 | 2019-06-28 | 比亚迪股份有限公司 | Fork truck |
| CN109941925B (en) * | 2017-12-21 | 2020-07-10 | 比亚迪股份有限公司 | Forklift truck |
| CN108163776A (en) * | 2017-12-29 | 2018-06-15 | 王莉萍 | A kind of pallet fork holds machine |
| CN109319693A (en) * | 2018-10-24 | 2019-02-12 | 中南大学 | Hydrostatic lift truck chassis and three-wheel foklift truck with it |
| CN109319693B (en) * | 2018-10-24 | 2019-07-19 | 中南大学 | Hydrostatic lift truck chassis and three-wheel foklift truck with it |
| CN110329958A (en) * | 2019-08-08 | 2019-10-15 | 桂林市富华金属制品有限公司 | A kind of handling robot |
| CN116374892A (en) * | 2023-06-05 | 2023-07-04 | 新乡中铁公路发展有限公司 | Be suitable for self-stabilizing fork truck on uneven ground |
| CN116374892B (en) * | 2023-06-05 | 2023-08-08 | 新乡中铁公路发展有限公司 | Be suitable for self-stabilizing fork truck on uneven ground |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |