CN205575514U

CN205575514U - Electric forklift

Info

Publication number: CN205575514U
Application number: CN201620419244.8U
Authority: CN
Inventors: 姜义强
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-05-10
Filing date: 2016-05-10
Publication date: 2016-09-14
Anticipated expiration: 2026-05-10

Abstract

The utility model discloses an electric forklift, including elevating system, this elevating system includes the riser guide, the lift slider, the pneumatic cylinder, drive assembly and a pair of yoke, the riser guide is a pair of vertical lift longeron of placing, a lift crossbeam is do not connected to the tip about the lift longeron, the yoke includes longitudinal arrangement's longitudinal wall and transversal arrangement's xarm, the tip at the longitudinal wall is installed to the xarm, the longitudinal wall is installed on the lift slider, the xarm is liftable formula xarm, the xarm slide the end install the ditch inslot that slides, the chamber is held to inside setting of longitudinal wall, hold chamber internally mounted pneumatic cylinder II, the upper end of pneumatic cylinder II articulates fixes the upper end at the longitudinal wall, the lower extreme is fixed and is served sliding of xarm, drive assembly includes pivot, a counter gear and a pair of chain, the one end of pneumatic cylinder I is installed on the bearing frame, and the other end is installed on the lift crossbeam of bottom, the slip unit mount is on the lift longeron. The utility model has the characteristics of nimble degree is high, and maneuverability is strong.

Description

Electri forklift

Technical field

This utility model relates to a kind of electri forklift equipment, particularly relates to the elevating mechanism of electri forklift.

Background technology

Electri forklift mainly includes electric device, manipulation component, elevating mechanism and underframe, electric device provides electric energy, and convert electrical energy into mechanical energy, control assembly and be mainly the drive system of electri forklift, steering and hydraulic system etc., elevating mechanism is used for carry an object, and underframe is the skeleton of electri forklift, door body and wheel etc..How electri forklift, when carrying heavy goods, ensures that elevating mechanism moves motility and stability is particularly important.In China's patent document, disclosing an entitled electri forklift, publication number is the patent of invention of CN101811652A, and the power transmission shaft of its motor is connected with gear pump, and vehicle frame is installed with fuel tank, and gear pump communicates with fuel tank；It is fixedly connected with load lifting cylinder between described movable door frame and fixing door frame, lifting pipeline it is communicated with between load lifting cylinder and fuel tank, fix and between door frame and vehicle frame, be fixedly connected with inclined cylinder, being communicated with between inclined cylinder and fuel tank on inclination pipeline, lifting pipeline and inclination pipeline and be communicated with banked direction control valves, banked direction control valves is provided with lifting arm and tilting bar, lifting arm is corresponding with lifting pipeline, connecting on lifting arm and have lifting stick, tilting bar is corresponding with tilting pipeline, and tilting bar connects bank control bar；Described back axle and trailing wheel, for being hinged and connected, are fixedly connected with steering cylinder between back axle and trailing wheel, be communicated with and turn to pipeline between steering cylinder and fuel tank, turn to and are communicated with steering gear on pipeline.Another Chinese patent literature, discloses an entitled fully-hydraulic electric fork truck, and publication number is CN1405079, and it includes vehicle body, double fuel tanks, motor, the variable pump being connected with motor, banked direction control valves, transfer, inclined lift device, travel driving unit, it is characterized in that described motor is for single motor；Described banked direction control valves includes inclined valve, plays lift valve, walking valve and control valve, and four valves are connected as a single entity by connector, and banked direction control valves is provided with a main hydraulic fluid port communicated with four valves and two branch hydraulic fluid ports；Between two branch hydraulic fluid ports and variable pump, it is provided with a pressure-gradient control valve, makes fork truck realize single motor and drive and Hydraulic Adjustable Speed.Present configuration is simple, assembles and keep in repair easily, easy to operate, improves reliability and the service life of motor, it is achieved that oil pump feed altogether, hence it is evident that improve the security performance of complete machine.The stability of elevating mechanism is not made improvement by above-mentioned patented technology.

Utility model content

This utility model provides a kind of electri forklift, solves elevating mechanism and stablizes the technical problem of easy slide, improve fork truck work efficiency, reduces fork truck energy consumption.

In order to solve above-mentioned technical problem, this utility model adopts the following technical scheme that

nullA kind of electri forklift，Including electric device、Manipulation component、Elevating mechanism and underframe，Electric device、Manipulation component and elevating mechanism are installed on underframe，Described elevating mechanism includes riser guide、Lifting slider、Hydraulic cylinder I、Transmission component and a pair yoke，Riser guide is a pair lifting longeron vertically placed，Described lifting longeron upper and lower end parts connects a hoisting cross beam respectively，Yoke includes the transverse arm of trailing arm and the lateral arrangement being longitudinally arranged，Transverse arm is arranged on the end of trailing arm，Trailing arm is arranged on lifting slider，Described transverse arm is lifting type transverse arm，Described transverse arm includes plug termination end and sliding-end，The sliding-end of described transverse arm is arranged in the sliding groove that trailing arm is arranged along its length，Receiving chamber is set inside described trailing arm，Described receiving chamber is correspondingly arranged with sliding groove，The internally installed hydraulic cylinder in described receiving chamber II，The upper end of described hydraulic cylinder II is hingedly fixed in the upper end of trailing arm，The lower end of described hydraulic cylinder II is fastened on the sliding-end of transverse arm；Transmission component includes rotating shaft, a pair gear and a pair chain, hydraulic cylinder includes ram pot and hydraulic axis, hydraulic axis one end is arranged in ram pot, the other end installs bearing block, the bottom of ram pot is arranged on the hoisting cross beam of bottom, rotating shaft runs through bearing block, gear is separately fixed at rotating shaft and is positioned at two ends of bearing block both sides, chain and gear one_to_one corresponding are sleeved on gear, one end of chain is connected to be fixed on the tractive crossbeam between lifting longeron, the other end is fixed on lifting slider, the slide assemblies moved up and down along lifting longeron is set on lifting slider, slide assemblies is arranged on lifting longeron.

On the basis of such scheme, this utility model also does and improves as follows:

Described lifting slider includes a pair slide block crossbeam, the two ends of a pair slide block crossbeam connect a slide block longeron respectively, described slide assemblies includes four sliding units, these four sliding units are separately mounted to the intersection of slide block crossbeam and lifting longeron, sliding unit includes main movable pulley and auxiliary movable pulley, the outside of lifting longeron is equipped with gathering sill, main movable pulley and auxiliary movable pulley are each attached on sliding beam, and main movable pulley is all embedded in gathering sill, auxiliary movable pulley is arranged on a sidewall of gathering sill.

Top and the bottom on described trailing arm are respectively mounted a transverse slider, and transverse slider is set on the slide block crossbeam of correspondence.

A stopper section is fixed respectively in the described rotating shaft being positioned at bearing block both sides.

The upper surface of described transverse arm is evenly distributed with some arcuate furrows along its length.

Compared to the prior art, the following technique effect of this utility model generation:

null1、This utility model improves work efficiency and the stability of fork truck，Specifically elevating mechanism includes riser guide、Lifting slider、Hydraulic cylinder、Transmission component and a pair yoke，Riser guide is a pair lifting longeron vertically placed，Described lifting longeron upper and lower end parts connects a hoisting cross beam respectively，Yoke includes the transverse arm of trailing arm and the lateral arrangement being longitudinally arranged，Transverse arm is arranged on the end of trailing arm，Trailing arm is arranged on lifting slider，Transmission component includes rotating shaft、A pair gear and a pair chain，Hydraulic cylinder includes ram pot and hydraulic axis，Hydraulic axis one end is arranged in ram pot、The other end installs bearing block，The bottom of ram pot is arranged on the hoisting cross beam of bottom，Rotating shaft runs through bearing block，Gear is separately fixed at rotating shaft and is positioned at two ends of bearing block both sides，Chain and gear one_to_one corresponding are sleeved on gear，One end of chain is connected to be fixed on the tractive crossbeam between lifting longeron、The other end is fixed on lifting slider，The slide assemblies moved up and down along lifting longeron is set on lifting slider，Slide assemblies is arranged on lifting longeron，Moved up and down by Driven by Hydraulic Cylinder gear，Drive chain to involve lifting slider to move up and down on lifting longeron，Bearing block is installed in the hydraulic axis end of hydraulic cylinder，Rotating shaft runs through bearing block flexible rotating.

2, the transverse arm of this utility model yoke uses lifting type transverse arm, current conventional forklift is overcome to be only capable of changing the adjustable height of yoke by changing hoisting cross beam height, yoke adjustable height has the drawback of certain limitation, the transverse arm of this utility model yoke is lifting type transverse arm, the most both can be by having changed the height of the Level Change yoke of hoisting cross beam, also can be by changing the height of the Level Change yoke of lifting transverse arm, it is greatly expanded yoke mobile range so that the range of application of fork truck is wider.

3, this utility model also improves slide assemblies, by arranging main movable pulley and auxiliary movable pulley, is arranged on by lifting slider on lifting longeron, lifting slider is firmly arranged on lifting longeron by four sliding units, use the Standard of movable pulley, simple in construction, flexible movements.

4, transverse slider is installed on slide block crossbeam, transverse slider is installed yoke, so can regulate yoke position in the horizontal, improve the manipulation function of electri forklift.

5, installation stopper section, bearing block both sides of the present utility model, it is ensured that more reliable and more stable the rotating in pre-installed position of rotating shaft.

Accompanying drawing explanation

Fig. 1 is the main TV structure schematic diagram of elevating mechanism of the present utility model；

Fig. 2 is the transverse arm of elevating mechanism structural representation when being in trailing arm bottommost；

Fig. 3 is the structural representation after the transverse arm of elevating mechanism moves up along trailing arm；

Fig. 4 is the principle schematic of Driven by Hydraulic Cylinder chain-driving lifting slider；

Fig. 5 is the enlarged drawing of A；

Reference

1-ram pot；2-transverse arm；21-plug termination end；22-sliding-end；23-arcuate furrow；3-trailing arm；31-sliding groove；4-slide block crossbeam；5-tractive crossbeam；6-transverse slider；7-chain；8-lifts longeron；9-hydraulic axis；10-gear；11-stopper section；12-gathering sill；The main movable pulley of 13-；The auxiliary movable pulley of 14-；15-hydraulic cylinder II.

Detailed description of the invention

With embodiment, this utility model is elaborated below in conjunction with the accompanying drawings.

Embodiment

This utility model includes that electric device, manipulation component, elevating mechanism and underframe, electric device, manipulation component and elevating mechanism are installed on underframe.Elevating mechanism is important component part of the present utility model, and the technical scheme of elevating mechanism is mainly improved by this utility model.

As Figure 1-5, a lot of structures of described elevating mechanism are to be arranged symmetrically with, and only mark a symmetric part of symmetrical structure in accompanying drawing.Such as a pair vertical lifting longeron placed, accompanying drawing 1 only marks one of them lifting longeron 8.

In the present embodiment, elevating mechanism includes riser guide, lifting slider, hydraulic cylinder I, transmission component and a pair yoke, riser guide is a pair lifting longeron 8 vertically placed, described lifting longeron 8 upper and lower end parts connects a hoisting cross beam respectively, yoke includes the transverse arm 2 of the trailing arm 3 and lateral arrangement being longitudinally arranged, transverse arm 2 is arranged on the end of trailing arm 3, and trailing arm 3 is arranged on lifting slider.Lifting slider includes that a pair slide block crossbeam 4, a pair slide block crossbeam 4 transverse horizontal are arranged, installs slide block longeron between them.

As shown in Figure 2 and Figure 3, in the present embodiment, described transverse arm 2 is lifting type transverse arm, described transverse arm 2 includes plug termination end 21 and sliding-end 22, the sliding-end 22 of described transverse arm 2 is arranged in the sliding groove 31 that trailing arm 3 is arranged along its length, described trailing arm 3 is internal arranges receiving chamber, described receiving chamber is correspondingly arranged with sliding groove 31, the internally installed hydraulic cylinder in described receiving chamber II 15, the upper end of described hydraulic cylinder II 15 is hingedly fixed in the upper end of trailing arm 3, and the lower end of described hydraulic cylinder II 15 is fastened on the sliding-end 22 of transverse arm 2.

Transmission component includes rotating shaft, a pair gear 10 and a pair chain 7, hydraulic cylinder I includes ram pot 1 and hydraulic axis 9, hydraulic axis 9 one end is arranged in ram pot 1, the other end installs bearing block, the bottom of ram pot 1 is arranged on the hoisting cross beam of bottom, rotating shaft runs through bearing block, gear 10 is separately fixed at rotating shaft and is positioned at two ends of bearing block both sides, and chain 7 and gear 10 one_to_one corresponding are sleeved on gear 10.See Fig. 3, one end of chain 7 is connected to be fixed on the tractive crossbeam 5 between lifting longeron 8, the other end is fixed on the slide block crossbeam 4 of lifting slider, arranging the slide assemblies moved up and down along lifting longeron 8 on lifting slider, slide assemblies is arranged on lifting longeron 8.

Such as Fig. 2, in the present embodiment, slide assemblies includes four sliding units, they lay respectively at slide block crossbeam 4 and the intersection of lifting longeron 8, and are fixed on sliding beam 4, and this sliding unit includes main movable pulley 13 and auxiliary movable pulley 14, the outside of lifting longeron 8 is equipped with gathering sill 12, main movable pulley 13 and auxiliary movable pulley 14 are each attached on sliding beam 4, and main movable pulley 13 is all embedded in gathering sill 12, and auxiliary movable pulley 14 is arranged on a sidewall of gathering sill 12.

As shown in Figure 1, Figure 2, the top and the bottom of trailing arm 3 fixed lateral slide block 6 respectively, transverse slider 6 is set on slide block crossbeam 4, and so, yoke can move left and right along slide block crossbeam 4 under the effect of transverse slider 6.

As in figure 2 it is shown, the upper surface of described transverse arm 2 is evenly distributed with some arcuate furrows 23 along its length.When temporary needs is to cargo hoisting the most again, can be tied up rope one end and put at groove, the other end is tied up and is put on object, can realize the lifting to goods.

Such as Fig. 1, being respectively mounted stopper section 11 in the end of the rotating shaft of the both sides of bearing block, countershaft plays spacing and Stabilization.

The above is preferred implementation of the present utility model; for those skilled in the art; on the premise of without departing from this utility model principle, it is also possible to make some improvements and modifications, these improvements and modifications are also regarded as protection domain of the present utility model.

Claims

null1. an electri forklift，Including electric device、Manipulation component、Elevating mechanism and underframe，Electric device、Manipulation component and elevating mechanism are installed on underframe，It is characterized in that，Described elevating mechanism includes riser guide、Lifting slider、Hydraulic cylinder I、Transmission component and a pair yoke，Riser guide is a pair lifting longeron vertically placed，Described lifting longeron upper and lower end parts connects a hoisting cross beam respectively，Yoke includes the transverse arm of trailing arm and the lateral arrangement being longitudinally arranged，Transverse arm is arranged on the end of trailing arm，Trailing arm is arranged on lifting slider，Described transverse arm is lifting type transverse arm，Described transverse arm includes plug termination end and sliding-end，The sliding-end of described transverse arm is arranged in the sliding groove that trailing arm is arranged along its length，Receiving chamber is set inside described trailing arm，Described receiving chamber is correspondingly arranged with sliding groove，The internally installed hydraulic cylinder in described receiving chamber II，The upper end of described hydraulic cylinder II is hingedly fixed in the upper end of trailing arm，The lower end of described hydraulic cylinder II is fastened on the sliding-end of transverse arm；Described transmission component includes rotating shaft, a pair gear and a pair chain, hydraulic cylinder I includes ram pot and hydraulic axis, hydraulic axis one end is arranged in ram pot, the other end installs bearing block, the bottom of ram pot is arranged on the hoisting cross beam of bottom, rotating shaft runs through bearing block, gear is separately fixed at rotating shaft and is positioned at two ends of bearing block both sides, chain and gear one_to_one corresponding are sleeved on gear, one end of chain is connected to be fixed on the tractive crossbeam between lifting longeron, the other end is fixed on lifting slider, the slide assemblies moved up and down along lifting longeron is set on lifting slider, slide assemblies is arranged on lifting longeron.
A kind of electri forklift, it is characterized in that, described lifting slider includes a pair slide block crossbeam, the two ends of a pair slide block crossbeam connect a slide block longeron respectively, described slide assemblies includes four sliding units, these four sliding units are separately mounted to the intersection of slide block crossbeam and lifting longeron, sliding unit includes main movable pulley and auxiliary movable pulley, the outside of lifting longeron is equipped with gathering sill, main movable pulley and auxiliary movable pulley are each attached on sliding beam, and main movable pulley is all embedded in gathering sill, auxiliary movable pulley is arranged on a sidewall of gathering sill.
A kind of electri forklift, it is characterised in that the top and the bottom on described trailing arm are respectively mounted a transverse slider, and transverse slider is set on the slide block crossbeam of correspondence.
A kind of electri forklift, it is characterised in that described in be positioned in the rotating shaft of bearing block both sides and fix a stopper section respectively.
A kind of electri forklift, it is characterised in that the upper surface of described transverse arm is evenly distributed with some arcuate furrows along its length.