CN218665269U

CN218665269U - Multifunctional forklift truck

Info

Publication number: CN218665269U
Application number: CN202222622872.4U
Authority: CN
Inventors: 陈林; 周伯健; 沈伟华; 刘如球; 罗浩; 唐胜强
Original assignee: MCC (XIANGTAN) HEAVY INDUSTRIAL EQUIPMENT CO LTD
Current assignee: MCC (XIANGTAN) HEAVY INDUSTRIAL EQUIPMENT CO LTD
Priority date: 2022-09-30
Filing date: 2022-09-30
Publication date: 2023-03-21
Anticipated expiration: 2032-09-30

Abstract

The utility model discloses a multi-functional fork truck, multi-functional fork truck include automobile body, chassis frame and activity cantilever crane, the chassis frame is in on the automobile body, the one end of activity cantilever crane with chassis frame hinged joint, the other end of activity cantilever crane is provided with the mounting bracket, be provided with the accessory on the mounting bracket, the accessory with the connection can be dismantled to the mounting bracket, be equipped with flexible hydro-cylinder on the activity cantilever crane, flexible hydro-cylinder with the mounting bracket is connected. The utility model provides a multi-functional forklift truck enables the movable cantilever crane of forklift truck and is connected more firmly more has intensity with the accessory to can obviously improve the accessory change efficiency of forklift truck.

Description

Multifunctional forklift truck

Technical Field

The utility model relates to a commodity circulation transportation field especially relates to a multi-functional fork truck.

Background

The forklift truck is multipurpose heavy engineering machinery, and a fork is hung at the front end of a movable arm of the forklift truck and can be used as loading equipment; the front end of a movable arm of the excavator is hung with a bucket and can be used as excavating equipment. The existing forklift truck has heavy forks, buckets and other accessories, when the forklift truck is installed on a movable arm of the forklift truck, a left lower lug and a right lower lug at the back of the accessories are respectively hinged with lugs corresponding to the front end of the movable arm, then a left upper lug and a right upper lug at the back of the accessories are respectively hinged with two pull rods on the forklift truck, and the two pull rods are respectively hinged with two piston rods of two overturning hydraulic cylinders of the forklift truck correspondingly. When the operation is actually carried out on a construction site, the accessory needs to be turned manually for alignment, which is troublesome and labor-consuming.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims at providing a multi-functional fork truck aims at solving above-mentioned technical problem.

In order to realize the above-mentioned purpose, the utility model provides a multi-functional fork truck includes automobile body, chassis frame and movable arm frame, the chassis frame is connected on the automobile body, movable arm frame's one end with chassis frame hinged joint, movable arm frame's the other end is provided with the mounting bracket, be provided with the accessory on the mounting bracket, the accessory with the connection can be dismantled to the mounting bracket, be equipped with telescopic cylinder on the movable arm frame, telescopic cylinder with the mounting bracket is connected, be equipped with the fixed pin axle on the mounting bracket, telescopic cylinder is used for the drive the mounting bracket winds the fixed pin axle rotates, the mounting bracket with all seted up locating pin shaft hole one and locating pin shaft hole two on the accessory, two connect through locating pin shaft one during locating pin shaft hole two docks, two connect through locating pin shaft two during locating pin shaft hole two docks, the mounting bracket with one of them is equipped with the couple locating pin in the accessory, and the other one is equipped with the couple hole.

In one embodiment, the mounting bracket comprises two side plate bodies and a connecting shaft connected between the two side plate bodies, the output shaft of the telescopic oil cylinder is hinged to the end portion of the side plate body, and the other end of the side plate body is connected with the accessory.

In one embodiment, the side plate body is provided with two mounting plates which are arranged in a protruding mode, the two mounting plates are arranged at intervals, and the hook positioning pin is connected between the two mounting plates.

In one embodiment, the accessory comprises a mounting bracket, the mounting bracket comprises a connecting part and a fixing part protruding from the connecting part, and the first positioning pin shaft hole and the second positioning pin shaft hole are both arranged on the fixing part.

In an embodiment, the mounting bracket further includes a hook portion, the hook portion is connected to the connecting portion and located above the fixing portion, the hook portion is provided with the hook hole, and the hook positioning pin is clamped in the hook hole.

In an embodiment, the hook hole is provided with an opening for the hook positioning pin to enter, and the caliber of the opening is smaller than the diameter of the hook positioning pin.

In one embodiment, the multifunctional forklift further comprises a first installation part, a second installation part and a variable amplitude oil cylinder, wherein the first installation part is connected below the chassis frame, the second installation part is connected above the movable arm frame, and two ends of the variable amplitude oil cylinder are respectively connected with the first installation part and the second installation part in an articulated manner.

In an embodiment, the movable boom comprises a basic boom and a telescopic boom, one end of the telescopic boom is slidably connected to the basic boom, the other end of the telescopic boom is used for lifting an object, and the second mounting portion is connected above the basic boom.

In one embodiment, the multi-function forklift further comprises a carriage on which the chassis frame is slidably disposed.

In one embodiment, the chassis frame comprises an installation part and a connection part, the installation part is arranged on the sliding frame, the connection part is hinged to the telescopic arm frame through a fifth hinge pin shaft, and an included angle is formed between the extension direction of the installation part and the extension direction of the connection part.

The technical scheme of the utility model in, multi-functional fork truck includes automobile body, chassis frame and movable arm frame, the chassis frame is connected on the automobile body, the one end of movable arm frame with chassis frame hinged joint, the other end of movable arm frame is provided with the mounting bracket, be provided with the accessory on the mounting bracket, the accessory with the connection can be dismantled to the mounting bracket, be equipped with flexible hydro-cylinder on the movable arm frame, flexible hydro-cylinder with the mounting bracket is connected. The mounting frame is driven to rotate on the fixing pin shaft through the telescopic oil cylinder, the hook positioning pin is connected with the hook hole, the telescopic oil cylinder is made to work to enable the two positioning pin shaft holes to be superposed, the two positioning pin shafts are installed and fixed in a positioned mode, the telescopic oil cylinder is contracted to enable the two positioning pin shaft holes to be superposed, the positioning pin shaft is installed and fixed in a positioned mode, therefore, the two positioning pin shafts can be installed quickly, the movable arm support of the forklift truck is connected with accessories more firmly and more strongly, and the accessory replacement efficiency of the forklift truck can be improved obviously.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic view of a part of the structure of the multifunctional forklift truck according to the embodiment of the present invention;

FIG. 2 is a schematic structural diagram of an accessory according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a mounting frame according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a side plate body according to an embodiment of the present invention;

fig. 5 is a schematic structural view of a movable boom and a chassis frame according to an embodiment of the present invention.

The reference numbers illustrate: 10. a chassis frame; 11. an installation part; 12. a connecting portion; 20. a variable amplitude oil cylinder; 30. a movable arm support; 31. a basic arm support; 32. a telescopic arm support; 40. a first mounting portion; 50. a second mounting portion; 60. a telescopic oil cylinder; 70. a first hinge pin; 80. a second hinge pin; 90. a third hinge pin; 100. a fourth hinge pin; 110. a carriage; 120. a mounting frame; 121. a side plate body; 122. fixing a pin shaft; 123. a first positioning pin shaft; 124. a second positioning pin shaft; 125. mounting a plate; 126. a hook positioning pin; 130. an accessory; 131. a connecting portion; 132. a fixed part; 133. a hook portion; 134. a hook hole; 135. a first locating pin shaft hole; 136. and a second positioning pin shaft hole.

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as up, down, left, right, front, back \8230;) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the attached drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

Moreover, the technical solutions in the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or can not be realized, the combination of the technical solutions should be considered to be absent, and is not within the protection scope of the present invention.

The utility model provides a multi-functional fork truck.

As shown in fig. 1, the embodiment of the utility model provides a multi-functional fork truck includes automobile body, chassis frame 10 and movable arm frame 30, chassis frame 10 is connected on the automobile body, movable arm frame 30 one end with chassis frame 10 is articulated to be connected, movable arm frame 30's the other end is provided with mounting bracket 120, be provided with accessory 130 on the mounting bracket 120, accessory 130 with the connection can be dismantled to mounting bracket 120, be equipped with telescopic cylinder 60 on the movable arm frame 30, telescopic cylinder 60 with mounting bracket 120 connects. The mounting frame 120 is driven to rotate on the fixed pin shaft through the telescopic oil cylinder 60, the hook positioning pin is connected with the hook hole in an aligned mode, the telescopic oil cylinder 60 works to enable the two positioning pin shaft holes to be coincident, the two positioning pin shafts are installed and fixed in a positioned mode, the telescopic oil cylinder 60 contracts to enable the two positioning pin shaft holes to be coincident, the positioning pin shaft is installed and fixed in a positioned mode, therefore, the two positioning pin shafts can be installed rapidly, the movable arm frame 30 of the forklift truck is connected with the accessory 130 more firmly and more firmly, and the replacement efficiency of the accessory 130 of the forklift truck can be improved obviously.

In this embodiment, referring to fig. 2 to 4, a fixing pin 122 is disposed on the mounting bracket 120, the telescopic cylinder 40 is configured to drive the mounting bracket 120 to rotate around the fixing pin 122, a first positioning pin hole 135 and a second positioning pin hole 136 are both disposed on the mounting bracket 120 and the accessory 130, the first positioning pin hole 135 is connected to the first positioning pin hole 123 when in butt joint, the second positioning pin hole 136 is connected to the second positioning pin hole 124 when in butt joint, one of the mounting bracket 120 and the accessory 130 is provided with a hook positioning pin 126, the other one of the mounting bracket 120 and the accessory 130 is provided with a hook hole 134, the telescopic cylinder 40 is configured to drive the mounting bracket 120 to rotate on the fixing pin 122, the hook positioning pin 126 is connected to the hook hole 134, the telescopic cylinder 40 is configured to operate so that the two positioning pin holes 136 coincide, the positioning pin shaft 124 is installed to be positioned and fixed, the telescopic cylinder 40 is further contracted to coincide with the first positioning pin holes 135, and the positioning pin hole 123 is installed to be positioned and fixed, so that two positioning positions can be quickly installed, and the fork truck 30 can be connected to the accessory 130 more firmly and more firmly. When the accessory 130 is disassembled, the disassembling can be realized only by reverse operation.

The mounting frame 120 includes two side plate bodies 121 and a connecting shaft connected between the two side plate bodies, an output shaft of the telescopic cylinder 40 is hinged to an end of the side plate body 121, and the other end of the side plate body 121 is connected to the accessory 130. The side plate body 121 is provided with two mounting plates 125 which are convexly arranged, the two mounting plates 125 are arranged at intervals, and the hook positioning pin 126 is connected between the two mounting plates 125.

Moreover, the hook hole 134 is provided with an opening for the hook positioning pin 126 to enter, and the caliber of the opening is smaller than the diameter of the hook positioning pin 126, so that when the hook positioning pin 126 and the hook hole 134 are connected and positioned, after the hook positioning pin 126 enters the hook hole 134 through the opening under a large external force, the hook positioning pin 126 can only rotate in the hook hole 134 without being separated from the hook hole 134 under the condition of no large external force.

In addition, the accessory 130 includes a mounting bracket, the mounting bracket includes a connecting portion 131 and a fixing portion 132 protruding from the connecting portion 131, and the first positioning pin hole 135 and the second positioning pin hole 136 are both disposed on the fixing portion 132. The mounting bracket further comprises a hook portion 133, the hook portion 133 is connected with the connecting portion 131 and located above the fixing portion 132, the hook portion 133 is provided with a hook hole 134, and the hook positioning pin 126 is clamped in the hook hole 134. In the present embodiment, the hook positioning pin 126 is disposed on the mounting bracket, so that under the active driving action of the telescopic cylinder 40, when the hook positioning pin 126 enters the opening, the hook positioning pin 126 is easier to control, and the hook positioning pin 126 can enter the hook hole 134 more conveniently. Of course, in another alternative embodiment, the positions of the hook holes 134 and the hook alignment pins 126 may be reversed, i.e., the hook alignment pins 126 are provided on the accessory 130 and the hook holes 134 are provided on the mounting bracket.

In addition, referring to fig. 5, the multifunctional forklift truck further includes a first mounting portion 40, a second mounting portion 50 and a luffing cylinder 20, the first mounting portion 40 is connected below the chassis frame 10, the second mounting portion 50 is connected above the movable arm support 30, and two ends of the luffing cylinder 20 are respectively hinged to the first mounting portion 40 and the second mounting portion 50.

In this embodiment, since the upper hinge point of the luffing cylinder 20 is higher than the upper surface of the movable boom 30, and the lower hinge point of the luffing cylinder 20 is lower than the lower plane of the chassis frame 10, the stroke of the luffing cylinder 20 is increased, and the movable boom 30 can move back and forth, thereby realizing the change of the length of the boom of the hoisting device. The technical scheme combination of the structural design can ensure that the working boom not only has high-position hoisting and forking operation capability, but also has the operation function of negative horizontal operation angle.

The movable arm support 30 includes a basic arm support 31 and a telescopic arm support 32, one end of the telescopic arm support 32 is slidably connected to the basic arm support 31, and the second mounting portion 50 is connected above the basic arm support 31. After the luffing cylinder 20 is completely extended and retracted in place, the basic arm support 31 presents a negative horizontal angle to provide a negative horizontal angle operation function. In this embodiment, the other end of the telescopic arm support 32 may also be connected to an accessory for further moving the article, and the specific structure of the accessory is described in the above embodiments.

In an alternative embodiment, the multi-function forklift truck further comprises a carriage 110, the chassis frame 10 being slidably disposed on the carriage 110. In this embodiment, the carriage 110 is provided so that the chassis frame 10 can also slide, thereby further increasing the stroke.

In the above embodiment, the luffing cylinder 20 and the first mounting portion 40 are hingedly connected by a first hinge pin 70, and the luffing cylinder 20 and the second mounting portion 50 are hingedly connected by a second hinge pin 80. The first end of the telescopic oil cylinder 60 is hinged to the basic arm support 31 through a third hinge pin 90, and the second end of the telescopic oil cylinder 60 is hinged to the telescopic arm support 32 through a fourth hinge pin 100. In this embodiment, each hinged part is hinged by a hinge pin, so that the smoothness of each rotating part in rotation can be improved.

In an embodiment, the chassis frame 10 includes an installation portion 11 and a connection portion 12, the installation portion 11 is disposed on the sliding frame 110, the connection portion 12 is hinged to the telescopic boom 32 through a fifth hinge pin, an included angle is formed between an extending direction of the installation portion and an extending direction of the connection portion 12, referring to fig. 1, the included angle between the installation portion and the connection portion 12 is an obtuse angle.

The above only is the preferred embodiment of the present invention, not so limiting the patent scope of the present invention, all under the concept of the present invention, the equivalent structure transformation made by the contents of the specification and the drawings is utilized, or the direct/indirect application is included in other related technical fields in the patent protection scope of the present invention.

Claims

1. The utility model provides a multi-functional fork truck, its characterized in that, multi-functional fork truck includes automobile body, chassis frame and movable arm frame, the chassis frame is connected on the automobile body, movable arm frame's one end with chassis frame hinged joint connects, movable arm frame's the other end is provided with the mounting bracket, be provided with the accessory on the mounting bracket, the accessory with the connection can be dismantled to the mounting bracket, be equipped with flexible hydro-cylinder on the movable arm frame, flexible hydro-cylinder with the mounting bracket is connected, be equipped with the fixed pin axle on the mounting bracket, flexible hydro-cylinder is used for the drive the mounting bracket winds the fixed pin axle rotates, the mounting bracket with all seted up locating pin shaft hole one and locating pin shaft hole two on the accessory, two pass through locating pin shaft one when the butt joint of locating pin shaft hole, two connect through locating pin shaft two when the butt joint of locating pin shaft hole two, the mounting bracket with one of the accessory is equipped with the couple locating pin, and the other one is equipped with the couple hole.

2. The multi-function forklift truck according to claim 1, wherein said mounting bracket comprises two side plate bodies and a connecting shaft connected between said two side plate bodies, an output shaft of said telescopic cylinder is hinged to an end of said side plate body, and the other end of said side plate body is connected to said attachment.

3. The multi-function forklift truck according to claim 2, wherein said side plate body is provided with two mounting plates which are arranged in a protruding manner, said two mounting plates are arranged at an interval, and said hook positioning pin is connected between said two mounting plates.

4. The multi-function forklift truck according to claim 3, wherein said accessory includes a mounting bracket, said mounting bracket includes a connecting portion and a fixing portion protruding from said connecting portion, and said first positioning pin hole and said second positioning pin hole are both disposed on said fixing portion.

5. The multi-function forklift truck according to claim 4, wherein said mounting bracket further comprises a hook portion connected to said connecting portion and located above said fixing portion, said hook portion having said hook hole, said hook positioning pin being engaged in said hook hole.

6. The multi-function forklift truck according to claim 5, wherein the hook hole is provided with an opening for the hook positioning pin to enter, and the caliber of the opening is smaller than the diameter of the hook positioning pin.

7. The multi-function forklift truck according to claim 6, further comprising a first mounting portion, a second mounting portion and a derricking cylinder, wherein the first mounting portion is connected below the chassis frame, the second mounting portion is connected above the movable boom, and two ends of the derricking cylinder are respectively connected to the first mounting portion and the second mounting portion in an articulated manner.

8. The multi-function forklift truck according to claim 7, wherein the movable boom comprises a base boom and a telescopic boom, one end of the telescopic boom is slidably connected to the base boom, the other end of the telescopic boom is used for lifting objects, and the second mounting portion is connected above the base boom.

9. The multi-function forklift truck of claim 8, further comprising a carriage on which said chassis frame is slidably disposed.

10. The multi-function forklift truck according to claim 9, wherein the chassis frame includes a mounting portion and a connecting portion, the mounting portion is disposed on the carriage, the connecting portion is hingedly connected to the telescopic boom through a fifth hinge pin, and an included angle is formed between an extending direction along the mounting portion and an extending direction along the connecting portion.