CN116022701A - Fork truck of fork truck arm strutting arrangement - Google Patents

Abstract

The utility model relates to an engineering vehicle technical field especially relates to a fork truck of fork truck arm strutting arrangement, and fork truck arm strutting arrangement includes telescopic machanism, and telescopic machanism includes fixed part and connects in the extension of fixed part, and the position of keeping away from the fixed part of extension is provided with the butt portion, under the state that the fork truck arm bore the load heavy object, telescopic machanism's extension stretches out for butt portion butt is in the load heavy object or butt in the bottom of fork utensil. The utility model provides a fork truck arm strutting arrangement can improve the convenience of transporting the packing box, at the packing box transportation in-process, telescopic machanism carries out effective support to butt portion for when fork truck arm stretches out to maximum length, still can bear great load, fork heavier goods.

Description

Fork truck of fork truck arm strutting arrangement

Technical Field

The application relates to the technical field of engineering vehicles, in particular to a forklift truck with a forklift arm supporting device.

Background

At present, in the cargo transportation process, the box feeding operation mainly adopts a small-tonnage box feeding forklift, a trailer is adopted to drag cargoes into a container, but a box feeding process is added because the small-tonnage box feeding forklift needs to transport, a large-tonnage forklift is used, a fork knife or a string rod is lengthened, the occupied space is large, the space utilization rate is not high, the forklift can not flexibly turn when running, and an operator selects a telescopic arm forklift to transport cargoes into the box, so that the mode is convenient to operate and wide in application, but when the forklift arm of the telescopic arm forklift is completely extended, the bearable load is small, and heavier cargoes can not be forked.

Disclosure of Invention

An object of the application is to provide a fork truck of fork truck arm strutting arrangement to use flexible arm fork truck that exists among the prior art is solved to a certain extent, leads to the little technical problem of load that can bear when the fork truck arm of flexible arm fork truck stretches out completely.

The application provides a forklift arm supporting device for a telescopic arm forklift, the forklift arm supporting device comprises a telescopic mechanism, the telescopic mechanism comprises a fixed part and an extension part connected with the fixed part, the fixed part is arranged on the telescopic arm of the telescopic arm forklift, the part of the extension part far away from the fixed part is provided with an abutting part,

in a state where the forklift arm carries a load, the extension portion of the telescopic mechanism extends to bring the abutting portion into abutment with the load bearing portion.

In the above technical solution, further, the abutment portion is a roller member; the roller component comprises a roller shaft, a first roller and a second roller;

the first roller is arranged at one end of the roller shaft, and the second roller is arranged at the other end of the roller shaft;

when the extending part of the telescopic mechanism drives the roller shaft to move to a first preset position, the first roller and the second roller are abutted to the bearing part.

In any of the above aspects, further, the abutting portion is a flat plate member, and when the extension portion of the telescopic mechanism drives the flat plate member to move to the second predetermined position, the flat plate member abuts against the bearing portion.

In any of the foregoing solutions, further, the forklift arm support device further includes a first connecting member; the first connecting piece is provided with a connecting part, the connecting part is connected with the extending part of the telescopic mechanism, and the roller shaft penetrates through the connecting part.

In any of the above technical solutions, further, the forklift arm supporting device further includes a second connecting piece, the second connecting piece is disposed on the forklift arm, and the fixing portion of the telescopic mechanism is connected with the second connecting piece.

In any of the above technical solutions, further, a bearing is disposed between the connecting portion of the first connecting piece and the roller shaft, and two ends of the bearing are respectively provided with a retainer ring.

In any of the above technical solutions, further, the roller shaft is connected with a driving device, and the driving device can drive the roller shaft to drive the first roller and the second roller to rotate.

In any of the above technical solutions, further, the extension portion of the telescopic mechanism is provided with a first connection lug, and the fixing portion of the telescopic mechanism is provided with a second connection lug.

In any of the above technical solutions, further, the connecting portion of the first connecting piece clamps the first connecting ear, and fixes the connecting portion and the first connecting ear through a first fastener;

the second connecting piece clamps the second connecting lug, and the second connecting piece is fixed with the second connecting lug through a second fastening piece.

The application also provides a forklift, including the forklift arm supporting device of any one of the above technical schemes, therefore, all beneficial technical effects of the device are provided, and the description is omitted here.

Compared with the prior art, the beneficial effects of this application are:

the utility model provides a fork truck arm strutting arrangement, including telescopic machanism, telescopic machanism includes fixed part and connects in the extension of fixed part, telescopic machanism's fixed part is connected to fork truck arm for telescopic machanism's extension can stretch out towards the direction of keeping away from telescopic machanism's fixed part, and the position of keeping away from the fixed part of extension is provided with the butt portion, makes the butt portion can stretch out or retract along with telescopic machanism, and form the angle between telescopic machanism and the butt portion, telescopic machanism's extension stretches out, can drive the butt portion and move to the preset position; the extending part of the telescopic mechanism retracts to drive the abutting part to return to the original position.

Under the state that fork truck arm bears the load heavy object, telescopic machanism's extension stretches out for butt portion butt to bearing portion, shares the weight of the load heavy object that fork truck arm bore, is particularly useful for the telescopic fork truck of cantilever crane, and the front end distance of fork truck arm is long for producing great moment when effectively avoiding telescopic fork truck arm to stretch out, and easy deformation even leads to fork truck to roll over when bearing the load heavy object, wherein, needs to be stated, in this application embodiment, bearing portion can be ground, also can be the other position that can bearing of fork truck.

Therefore, the telescopic machanism of fork truck arm strutting arrangement that this application provided can drive butt portion and move to the preset position, improves the convenience of transporting the packing box, and at the goods transportation in-process, telescopic machanism's butt portion carries out effective support to fork truck's telescopic boom, avoids the weight concentrated action of packing box on fork truck arm for when the fork truck arm stretches out to maximum length, still can bear great load, fork heavier goods. The telescopic machanism sets up relative fork truck arm slope, can also avoid the partial structure on the frame, does not need extra length that increases fork truck arm, effectively utilizes current space.

The utility model provides a fork truck, including foretell fork truck arm strutting arrangement and flexible arm, therefore, can conveniently transport the packing box through this fork truck arm strutting arrangement to carry out firm support to the fork truck arm, improve the bearing capacity of fork truck arm, can fork the heavier goods, safe and reliable more, the practicality is higher.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present application, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is an application schematic diagram of a forklift arm supporting device provided in an embodiment of the present application;

fig. 2 is a schematic structural diagram of a forklift arm supporting device according to an embodiment of the present application;

FIG. 3 is a cross-sectional view of a front view of a forklift arm support device provided in an embodiment of the present application;

fig. 4 is an enlarged schematic view of the forklift arm support device at a provided in fig. 3.

Reference numerals: 1-telescopic mechanism, 101-fixed part, 102-extension part, 2-first connecting piece, 201-connecting part, 3-roller component, 301-roller shaft, 302-first roller, 303-bearing, 304-retainer ring, 305-second roller, 4-second connecting piece 5-fork utensil, 6-fourth section arm.

Detailed Description

The following description of the embodiments of the present application will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the invention are shown.

The components of the embodiments of the present application, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present application, as provided in the accompanying drawings, is not intended to limit the scope of the application, as claimed, but is merely representative of selected embodiments of the application.

All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.

In the description of the present application, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of description of the present application and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present application, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art in a specific context.

A forklift truck having a forklift arm support according to some embodiments of the present application is described below with reference to fig. 1 to 4. Fig. 1 is an application schematic diagram of a forklift arm supporting device provided in an embodiment of the present application; fig. 2 is a schematic structural diagram of a forklift arm supporting device according to an embodiment of the present application; FIG. 3 is a cross-sectional view of a front view of a forklift arm support device provided in an embodiment of the present application; fig. 4 is an enlarged schematic view of the forklift arm support device at a provided in fig. 3.

Referring to fig. 1 to 4, an embodiment of the present application provides a forklift arm support device, including: the telescopic mechanism 1, telescopic mechanism 1 includes fixed part 101 and connects in the extension 102 of fixed part 101, fixed part 101 sets up to the flexible arm of flexible arm fork truck, the position of keeping away from fixed part 101 of extension 102 is provided with the butt portion, under the state that the fork truck arm bears the load heavy object (in this embodiment, the load heavy object is described with the packing box as the example), the extension 102 of telescopic mechanism 1 stretches out for the butt portion butt to the bearing portion, in this embodiment, the bearing portion can be ground, also can be other positions that can bearing of fork truck.

Further, the abutting portion is a roller member 3, and the roller member 3 includes a roller shaft 301, a first roller 302, and a second roller 305; the first roller 302 is arranged at one end of the roller shaft 301, and the second roller 305 is arranged at the other end of the roller shaft 301; when the extension 102 of the telescopic mechanism 1 drives the roller shaft 301 to move to the first predetermined position, the edges of the first roller 302 and the second roller 305 abut against the bearing portion.

The two rollers are respectively arranged at two ends of the roller shaft 301, the roller shaft 301 penetrates through the extending part 102 of the telescopic mechanism 1, the roller shaft 301 can rotate relative to the extending part 102 of the telescopic mechanism 1, the two rollers are stressed to drive the roller shaft 301 to rotate, the container transferring is completed, and the friction force between the two rollers and the ground can be reduced.

It should be noted that, the width of the roller shaft 301 is slightly larger than the width of the forklift arm, so that the two rollers are respectively located at two sides of the fork 5 when the two rollers are driven by the telescopic mechanism 1 to move to the first predetermined position. Further, the forklift arm support device further comprises a first connecting piece 2; the first connection member is formed with a connection portion 201, the connection portion 201 is connected to the extension portion 102 of the telescopic mechanism 1, and the roller shaft 301 passes through the connection portion 201.

The connecting portion 201 is provided with two clamping arms, the extension portion 102 of the telescopic mechanism 1 is disposed between the two clamping arms, and the extension portion 102 of the telescopic mechanism 1 and the other clamping arm are sequentially penetrated through one of the clamping arms, the other clamping arm and the fixing pin to fix, after the angle between the telescopic mechanism 1 and the connecting portion 201 is adjusted, the telescopic mechanism 1 is fixed by using the fixing bolt and the nut, so that the telescopic mechanism 1 is connected with the roller member 3 through the first connecting piece 2. In the embodiment, the first link 2 is connected with the roller member 3 in a fixed posture.

The forklift arm supporting device provided by the application is characterized in that the fixed part 101 of the telescopic mechanism 1 is connected to a forklift arm, so that the extending part 102 of the telescopic mechanism 1 can extend towards a direction away from the fixed part 101 of the telescopic mechanism 1; one end of the first connecting piece 2 is connected with the extending part 102 of the telescopic mechanism 1, the other end of the first connecting piece 2 is connected with the roller component 3, the roller component 3 is connected with the extending part 102 of the telescopic mechanism 1 through the first connecting piece 2, so that the roller component 3 can extend or retract along with the telescopic mechanism 1, an angle is formed between the telescopic mechanism 1 and the roller component 3, the extending part 102 of the telescopic mechanism 1 extends, when the roller component 3 is driven to move to a preset position (abutting to a bearing part), a container is positioned above the roller component 3, at the moment, the container is pushed continuously, the roller component 3 is forced to rotate, the container is conveyed, and friction force between the roller and the bearing part when the container enters the container is reduced; the extension 102 of the telescopic mechanism 1 is retracted, driving the roller member 3 to return to the original position.

It is seen that, the telescopic machanism 1 of fork truck arm strutting arrangement that this application provided can drive gyro wheel component 3 motion to the preset position, improves the convenience of transporting the packing box, and at the packing box transportation in-process, telescopic machanism 1 carries out effective support to gyro wheel component 3, shares the weight of packing box and concentrates on fork truck arm for when the fork truck arm stretches out to maximum length, still can bear great load, fork the heavier goods. The telescopic machanism 1 sets up relative fork truck arm slope, can also avoid the partial structure on the frame, does not need extra length that increases fork truck arm, effectively utilizes current space.

It should be noted that, in this embodiment, the forklift arm supporting device may be applied to a general forklift arm, for example, in this case, if the horizontal length of the general forklift arm is long, and the forklift arm and the forklift 5 have weak bearing capacity for bearing the load when the forklift is far away from the forklift, the fixing portion 101 of the telescopic mechanism 1 of the forklift arm supporting device may be connected to the fourth arm 6 of the forklift arm as shown in fig. 1 (the forklift in this embodiment has four telescopic arms), so as to share the weight of the load when the forklift arm is fully extended and the foremost end of the forklift arm is far away from the forklift; of course, the forklift arm supporting device in the present embodiment may be applied to a telescopic arm, in which case the fixing portion 101 of the telescopic mechanism 1 of the forklift arm supporting device may be connected to the fixing arm of the telescopic arm, so as to share the load of the load weight to the extension arm of the telescopic arm when the telescopic arm extends to carry the load weight.

In addition, the telescopic mechanism 1 provided in this embodiment may be a hydraulic cylinder commonly used in the prior art, and of course, the hydraulic cylinder in this embodiment may be replaced by an air cylinder or other telescopic mechanisms 1 such as a motor, which may achieve the same or similar technical effects as the present application, and also falls within the protection scope of the present application.

Further, in an embodiment of the present application, the abutment portion may be a flat plate member, and when the extension portion of the telescopic mechanism drives the flat plate member to move to the second predetermined position, the lower surface of the flat plate member is abutted to the bearing portion, so that the flat plate member can share the weight of the container acting on the forklift arm, the container is prevented from being concentrated on the telescopic arm, and the generated moment is too large, so that the stability of the forklift is poor and even the forklift is turned over. (not shown in the drawings)

Further, the forklift arm supporting device further comprises a second connecting piece 4, the second connecting piece 4 is arranged on the wall surface of the forklift arm, and the fixing portion 101 of the telescopic mechanism 1 is connected with the second connecting piece 4.

In this embodiment, one end of the second connecting member 4 is fixed on the wall surface of the forklift arm (the second connecting member 4 may be welded on the forklift arm, of course, the connection mode is not limited to this), the other end of the second connecting member 4 is formed with two fixing arms, the two fixing arms are disposed opposite to each other and are formed with an installation space, the fixing portion 101 of the telescopic mechanism 1 is disposed in the installation space, the fixing portion 101 of the telescopic mechanism 1 is connected with the two fixing arms of the second connecting member 4 through a fixing pin, and after adjusting the angle formed by the telescopic mechanism 1 and the forklift arm, the telescopic mechanism 1 and the second connecting member 4 are fixed in position through a fixing bolt and a nut, so that the telescopic mechanism 1 is connected with the forklift arm through the second connecting member 4.

Further, as shown in fig. 3, a bearing 303 is provided between the connecting portion 201 and the roller shaft 301, and retainers 304 are provided at both ends of the bearing 303.

In this embodiment, the roller shaft 301 passes through the bearing 303, so that the roller shaft 301 can rotate relative to the connection part 201, and no displacement in other directions occurs, ensuring that the first roller 302 and the second roller 305 can work normally.

The retainer rings 304 at the two ends of the bearing 303 are used for fixing the position of the bearing 303 relative to the first connecting piece 2, so that the bearing 303 is prevented from falling off in the rotating process of the roller shaft 301.

Further, the roller shaft 301 is connected with a driving device (not shown in the figure), and the driving device can drive the roller shaft 301 to drive the first roller 302 and the second roller 305 to rotate, so that when the forklift moves, the driving device drives the roller shaft 301 to drive the two rollers to rotate, the two rollers can move along with the movement of the forklift, power can be provided to a certain extent, and the probability of damage of the rollers is reduced.

It should be noted that the driving device may be a motor commonly used in the prior art, of course. And is not limited thereto.

Further, as shown in fig. 2, the extension portion 102 of the telescopic mechanism 1 is provided with a first connection lug (not shown in the figure), and the fixing portion 101 of the telescopic mechanism 1 is provided with a second connection lug (not shown in the figure);

the connecting part 201 of the first connecting piece 2 clamps the first connecting lug and fixes the connecting part 201 with the first connecting lug through a first fastener;

the second connecting piece 4 clamps the second connecting lug, and the second connecting piece 4 is fixed with the second connecting lug through a second fastener.

The first fastener and the second fastener may be fixing pins, which is not limited to this.

In this embodiment, the first connecting lug is disposed between the two clamping arms of the connecting portion 201 of the first connecting member 2, and a first through hole is formed in the first connecting lug for passing through the fixing pin and the fixing bolt; the second connecting lug is arranged in the installation space formed by the second connecting piece 4, and a second through hole is formed in the second connecting lug and used for penetrating through the fixing pin and the fixing bolt. The embodiment of the application also provides a forklift, including the forklift arm supporting device according to any one of the embodiments, so that the forklift arm supporting device has all beneficial technical effects, and is not described herein.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the corresponding technical solutions from the scope of the technical solutions of the embodiments of the present application.

Claims (10)

1. A forklift arm supporting device is used for a telescopic arm forklift and is characterized by comprising a telescopic mechanism, wherein the telescopic mechanism comprises a fixed part and an extending part connected with the fixed part, the fixed part is arranged on a telescopic arm of the telescopic arm forklift, a part of the extending part far away from the fixed part is provided with an abutting part,

in a state that the forklift arm bears a load, the extending part of the telescopic mechanism extends out to enable the abutting part to abut against the bearing part;

the bearing part is a part of the telescopic boom forklift, which can bear load.

2. The forklift arm support device of claim 1, wherein the abutment is a roller member; the said

The roller component comprises a roller shaft, a first roller and a second roller; the first roller is arranged at one end of the roller shaft, and the second roller is arranged at the other end of the roller shaft; when the extending part of the telescopic mechanism drives the roller shaft to move to a first preset position, the first roller and the second roller are abutted to the bearing part.

3. The forklift arm support device of claim 1, wherein the abutment is a flat plate member that abuts the load bearing portion when the extension of the telescopic mechanism drives the flat plate member to a second predetermined position.

4. The forklift arm support apparatus of claim 2, wherein the forklift arm support apparatus further comprises a first connector; the first connecting piece is provided with a connecting part, the connecting part is connected with the extending part of the telescopic mechanism, and the roller shaft penetrates through the connecting part.

5. The forklift arm support device of claim 4, further comprising a second connector disposed on the forklift arm, the fixed portion of the telescoping mechanism being connected to the second connector.

6. The forklift arm support device of claim 4, wherein a bearing is provided between the connection portion of the first connection member and the roller shaft, and both ends of the bearing are respectively provided with a retainer ring.

7. The forklift arm support device of claim 2, wherein the roller axle is connected with a driving device, the driving device being capable of driving the roller axle to rotate the first roller and the second roller.

8. The forklift arm support device of claim 5, wherein the extension of the telescopic mechanism is provided with a first connection lug and the fixing part of the telescopic mechanism is provided with a second connection lug.

9. The forklift arm support apparatus of claim 8, wherein the connection portion of the first connector clamps the first connector lug and secures the connection portion to the first connector lug by a first fastener;

the second connecting piece clamps the second connecting lug, and the second connecting piece is fixed with the second connecting lug through a second fastening piece.

10. A forklift truck comprising a forklift arm support arrangement according to any one of claims 1 to 9.

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