CN218025293U

CN218025293U - Small-size folding fork truck of hand push

Info

Publication number: CN218025293U
Application number: CN202222197118.0U
Authority: CN
Inventors: 不公告发明人
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-08-21
Filing date: 2022-08-21
Publication date: 2022-12-13
Anticipated expiration: 2032-08-21

Abstract

The utility model discloses a small-size folding fork truck of hand push, it relates to cargo handling transport technical field, the goods is in handling transportation process solved, can't carry conventional fork truck or fork truck along with the car and occupy the big problem in vehicle space, through setting up behind portal and the base part component, portal and base part component swivelling joint are as folding mechanism, through setting up the truckle backup pad, make truckle backup pad and portal part component expand the fixed locking mechanism of state temporarily as fork truck, can make portal and base realize folding under the condition not with the help of external instrument, expand the temporary fixation of state, the fork truck structure has been simplified, fork truck automobile body intensity has been increased, fork truck's weight has been alleviateed, during the use, expand and folding easy operation, high use efficiency, the dead weight is light occupation space is little convenient to carry, moreover, the steam generator is simple in structure, the characteristics of easy operation.

Description

Small-size folding fork truck of hand push

The technical field is as follows:

the utility model relates to a cargo handling transport technical field especially relates to a small-size folding fork truck of hand push.

Background art:

can wide application fork truck in freight transportation, loading and unloading and handling process, remaining space is less after general freight train loading, and the fork truck that can carry on the car in the market is bulky, and great accommodation space need be reserved to the freight train, and the volume of carrying cargo of the freight train that has significantly reduced influences conveying efficiency.

The invention relates to a hand-push folding forklift in the market, which is characterized in that: a portable foldable forklift application number: 2021216738942 "for example, the folding part of the existing hand-pushing folding forklift truck is composed of a base, a door frame, a hinge and a limit mechanism, wherein the independent base and the independent door frame are connected by a hinge, and the door frame and the base are temporarily fixed in the mutually perpendicular unfolding state by the limit mechanism when in use. The drawbacks and disadvantages of this structure are the following: 1. the connection structure of the door frame and the base is relatively complex, and the base and the door frame need to be connected through a hinge. 2. The strength of the forklift in the loading and unfolding states is limited to a certain extent, and the loading and the strength of the forklift are relatively low because the left side and the right side of the portal frame and the base are connected through two hinges, namely two points are connected, so that the stress area is small and concentrated, and the strength of the loading and the unfolding states is influenced. 3. The limiting mechanism has potential safety hazards, and the reference documents show that the limiting mechanism is not locked and fixed when the forklift is in a unfolded state and is fixed by using an opening long hole similar to a U shape in a hasp mode, and if the forklift is in no-load, the limiting mechanism can be tripped under the condition that the forklift is not flat enough on the road surface and jolts violently, so that the forklift returns to the folded state instantly, and potential safety hazards are brought to users.

An object of the utility model is to provide a small-size folding fork truck of hand push solves the defect and the not enough of the folding fork truck of current hand push. 1. The rotating shaft sleeve at the lower end of the portal frame is arranged on the rotating shaft at the rear end of the base to realize mutual rotation so as to realize folding and unfolding states. The structure is simple, the stress area is large, the structure strength is high, the load is heavy, and mutual rotation can be realized without other parts. 2. The fixed of fork truck expansion state is connected with the locking hub connection in passing locking plate circular port and the truckle backup pad with taking handle screw axial, even use on the road surface of jolting vibrations, the locking plate can not drop or shift yet, has guaranteed that fork truck is in the expansion state all the time.

The utility model has the following contents:

an object of the utility model is to prior art's defect and not enough, provide a simple structure, occupation space is little, light in weight, the on-vehicle folding fork truck of being convenient for.

In order to realize the purpose, the utility model adopts the technical proposal that;

a hand-push small-sized folding forklift comprises a base, trundles arranged below the base, a portal frame arranged on the base, handrails fixedly connected to the rear side of the portal frame, a battery fixing frame fixedly connected to one side of the portal frame, a battery arranged on the outer side of the battery fixing frame, a fork driving mechanism control switch arranged above the battery, an up-and-down sliding fork mechanism arranged on the portal frame, a left-and-right sliding fork arranged on the up-and-down sliding fork mechanism, and a driving mechanism arranged on the portal frame and used for driving the fork mechanism to slide up and down on the portal frame; the gantry and the base are rotatably connected to each other at the connected ends so that the gantry and the base can be folded or unfolded with each other, and a locking mechanism is installed between the gantry and the base so that the gantry and the base can be temporarily fixed in an unfolded state.

Preferably, the gantry rotating shaft sleeve is matched with the base rotating shaft, and a radial gap is formed between the gantry rotating shaft sleeve and the base rotating shaft and can rotate.

Preferably, the locking mechanism is provided with locking plates on two sides of the lower end of the portal frame, one end of each locking plate is provided with a circular through hole, and the other end of each locking plate is fixedly connected with the portal frame.

Further, still include truckle backup pad fixed connection on the rear end of base, the inboard upper end of truckle backup pad fixedly connected with locking axle, the locking axle has axial screw hole.

Furthermore, the locking device also comprises a screw with a handle, wherein the screw with the handle axially penetrates through the circular hole of the locking plate to be connected with the locking shaft.

Compared with the prior art, the beneficial effects of the utility model are that:

1. this fork truck is stable in structure reliable under the expansion state, reduces the safety risk in the use.

2. The folding and rotating mechanism takes the frame as a component, has simple structure, can complete locking without an external tool by the locking mechanism, and can quickly complete folding or unfolding operation.

3. Compact structure, automobile body intensity are high, further promote intensity and the loading capacity of development condition.

Description of the drawings:

in order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following description of the embodiments is provided for

The drawings are briefly described.

Fig. 1 is a first expanded structural diagram of the present invention;

FIG. 2 is a second expanded structural view of the present invention;

fig. 3 is a schematic view of the folding structure of the present invention;

FIG. 4 is a schematic view of the folding and rotating structure of the present invention;

fig. 5 is a schematic view of the unfolding and locking structure of the present invention;

in the above figures: 1-portal frame, 101-rotary shaft sleeve, 102-locking plate, 2-up-down sliding fork frame, 201-fork, 3-base, 301-rotary shaft, 302-caster supporting plate, 303-locking shaft, 4-screw with handle, 5-fork lifting power mechanism, 6-battery and 7-caster.

The specific implementation mode is as follows:

in order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description, and in the following description, well-known mechanisms and technical descriptions will be omitted to avoid unnecessarily obscuring the concepts of the present invention.

It should be noted that, in the description of the present invention, the directions or positional relationships indicated by the terms "inside", "outside", "up", "down", "left", "right", "front", "back", etc. are based on the positional relationships shown in the drawings, and are only for convenience of description and simplification of the present invention, but not for indicating or implying that the indicated device or element must have a specific direction, be constructed and operated in a specific direction, and therefore should not be construed as limiting the present invention.

It should be further noted that, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "concentric" are to be construed broadly and encompass, for example, fixed connections, detachable connections or integral connections, mechanical connections, direct connections, and indirect connections through intervening media; the specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 to 5, a hand-push type small-sized folding forklift mainly includes a base 3 on which casters 7 are mounted, a mast 1 mounted on the base 3, a fork carriage 2 slidably mounted on the mast 1 up and down, forks 201 slidably mounted on the fork carriage 2 left and right, a battery 6 mounted on one side of the mast 1, and a fork carriage driving mechanism 5 mounted on the mast 1 for driving the fork carriage 2 to slide up and down on the mast 1. The rotating shaft sleeve 101 at the lower end of the door frame 1 is mounted on the rotating shaft 301 at the rear end of the base 3, so that the door frame 1 and the base 3 can rotate mutually to achieve a state of being folded or unfolded vertically, and the door frame 1 and the base 3 are provided with locking mechanisms, so that the door frame 1 and the base 3 can be temporarily fixed in a state of being vertically mutually.

Specifically, please refer to fig. 1 to 5, the whole gantry 1 is a frame structure, the bottom of the gantry 1 is fixedly connected with a rotating shaft sleeve 101, the rotating shaft sleeve 101 is a rectangular tube, the front side of the gantry 1 is flush with the front side of the rotating shaft sleeve and is centered on the rotating shaft sleeve, the whole base 3 is a U-shaped, the rear end of the base 3 is a rotating shaft 301, the opening is forward, the gantry is transversely arranged, namely, the rotating shaft 101 at the bottom of the gantry 1 is rotatably installed on the rotating shaft 301 at the rear end of the base 3, and the whole gantry is centered on the base and is installed at the rear end of the base, as shown in fig. 4.

Specifically, the locking mechanism comprises a caster supporting plate 302, a locking shaft 303, a locking plate 102 and a screw 4 with a handle, wherein the locking shaft 303 is provided with an axial threaded hole, and one end of the locking plate 102 is provided with a circular through hole.

Specifically, as shown in fig. 5, the caster support plate 302 is fixedly connected to the rear end of the base 3, the locking shaft 303 is fixedly installed at the inner side of the upper end of the caster support plate 302 and axially perpendicular to the caster support plate 302, the holeless end of the locking plate 102 is fixedly connected to both sides of the lower end of the gantry 1, and the circular through hole of the locking plate 102 is axially concentric with the locking shaft 303, as shown in fig. 5.

The working principle of the specific implementation mode is as follows:

when folding: 4 truckles contact with the ground, and base 3 is on a parallel with the ground and portal 1 is perpendicular to the ground, takes off battery 6 of portal 1 one side, and the screw 4 that takes handle that passes locking plate 102 circular port and is connected with locking shaft 303 is the axial to be unscrewed outside locking plate 102 this moment, and portal 1 is rotatory around rotation axis 301 forward this moment, and is shown in fig. 3 until accomplishing folding.

When unfolding: 4 truckles contact with the ground, and base 3 is parallel with ground, rotates portal 1 around rotation axis 301 backward until portal 1 and base 3 mutually perpendicular and locking plate 102 circular port and locking shaft 303 screw hole axial concentric, passes locking plate 102 circular port and is connected with locking shaft 303 with handle screw 4 axial this moment, as shown in fig. 1 and 2.

The above description is only a specific embodiment of the present invention, and is not intended to limit the present invention in other forms, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention as disclosed in the present invention should be covered within the protection scope of the present invention, so that the protection scope of the present invention should be subject to the protection scope of the appended claims.

Claims

1. A hand-propelled small-sized folding forklift truck comprising a base (3), a mast (1) mounted on said base (3), a fork carriage (2) slidably mounted on said mast (1), and said fork drive mechanism (5) mounted on said base (3) for driving said fork carriage (2) to slide up and down on said mast (1), characterized by: a rotating shaft sleeve (101) at the lower end of the portal frame (1) is sleeved outside a rotating shaft (301) at the rear end of the base (3) so that the portal frame (1) and the base (3) can rotate around the rotating shaft (301) to realize a folding or unfolding state, and a locking structure locking plate (102), a caster wheel supporting plate (302), a locking shaft (303) and a screw (4) with a handle are arranged between the portal frame (1) and the base (3) so that the portal frame (1) and the base (3) can be fixed in a mutually vertical state through the locking structure; the screw (4) with the handle is connected with the locking shaft (303) on the base (3) through the locking plate (102) on the door frame (1) and can be temporarily fixed in an unfolded state.

2. A hand-pushed small-sized folding forklift truck as claimed in claim 1, characterized in that; the rotating shaft (301) is matched with the rotating shaft sleeve (101), and axial difference exists between the rotating shaft and the rotating shaft sleeve and the rotating shaft can rotate;

the rotating shaft sleeve (101) is fixedly connected to the lower end of the portal frame (1);

the rotating shaft (301) is fixedly connected to the rear end of the base (3).

3. Hand-pushed small-sized folding forklift according to claim 1, characterized in that; a round through hole is formed in the rear end of the locking plate (102), an axial threaded hole is formed in the locking shaft (303), and the screw (4) with the handle axially penetrates through the round hole of the locking plate (102) to be connected with the locking shaft (303);

the locking plate (102) is fixedly connected to two sides of the lower end of the gantry (1);

the locking shaft (303) is fixedly connected to the inner side of the upper end of the caster supporting plate (302), and the caster supporting plate (302) is fixedly connected to the upper surface of the rear end of the base (3).