CN214570490U

CN214570490U - Mast type device for lifting forklift

Info

Publication number: CN214570490U
Application number: CN202120306892.3U
Authority: CN
Inventors: 李纪伟; 熊安庄; 刘锐; 彭威; 吴成义
Original assignee: China 15th Metallurgical Construction Group Co ltd
Current assignee: China 15th Metallurgical Construction Group Co ltd
Priority date: 2021-02-03
Filing date: 2021-02-03
Publication date: 2021-11-02
Anticipated expiration: 2031-02-03

Abstract

The utility model relates to a mast type device for lifting a forklift, which comprises a suspension arm, wherein the suspension arm is arranged in an inclined way, 1-3 lifting lugs are fixedly arranged on the bottom surface of the upper end of the suspension arm, the bottom surface of the suspension arm is fixedly connected with a chassis transverse framework A, the two ends of the chassis transverse framework A are vertically connected with a chassis longitudinal framework, an inserting groove for inserting a forklift fork is arranged in the chassis longitudinal framework, a chassis transverse framework B is fixedly arranged at the front end of the chassis longitudinal framework, and a supporting column is arranged on the top surface of the chassis transverse framework B and is fixedly connected with the middle part of the suspension arm; the utility model has the advantages of convenient use, light dead weight and strong maneuverability.

Description

Mast type device for lifting forklift

Technical Field

The utility model relates to a supporting device field of fork truck specifically is a fork truck lifts by crane mast type device.

Background

At present, the known horizontal and vertical transportation operation generally utilizes equipment such as a crown block or a hoist of a factory building or a warehouse, a construction tower crane, a walking crane and the like, the equipment has certain requirements on the use environment, a hoisting machine is required to be designed above an operation area, a hoisting rope or a crane arm operation space is reserved on a building roof, or a crane construction load platform and the like are designed near the operation area, otherwise, the vertical and horizontal transportation operation cannot be carried out by using a conventional maneuvering method, the self weight of the current 8T tire walking crane with smaller self weight can reach 15 tons, the operation cannot be carried out on a floor without the crane construction load, particularly, when the installation operation of electric equipment in a furnace and a floor in furnace building construction, the horizontal transportation and hoisting of materials and equipment are carried out in an abnormal difficult and safe manner by adopting manual carrying and lifting modes, The economy is not high or even the implementation is impossible.

Disclosure of Invention

The utility model aims at providing a fork truck that convenient to use, dead weight are light, mobility are strong lifts by crane mast type device in order to solve above current technical problem.

The utility model has the following concrete scheme: the mast type device for lifting the forklift comprises a lifting arm, wherein the lifting arm is arranged in an inclined mode, 1-3 lifting lugs are fixedly mounted on the bottom surface of the upper end of the lifting arm, a chassis transverse framework A is fixedly connected to the lower end surface of the lifting arm, two ends of the chassis transverse framework A are vertically connected with a chassis longitudinal framework, an inserting groove for inserting a forklift fork is formed in the chassis longitudinal framework, a chassis transverse framework B is fixedly mounted at the front end of the chassis longitudinal framework, and a supporting column is mounted on the top surface of the chassis transverse framework B and is fixedly connected with the middle of the lifting arm.

Preferably, two side faces of the longitudinal framework of the chassis are made of angle steel, the top face of the angle steel is fixedly connected with a top batten plate, and the bottom face of the angle steel is fixedly connected with a bottom batten plate.

Preferably, a reinforcing plate is fixedly connected between the lifting lug and the suspension arm, and a reinforcing plate is fixedly connected between the supporting column and the suspension arm.

Preferably, the side face of the lifting lug is provided with a reinforcing rib.

Preferably, the top surface of the middle part of the suspension arm is provided with a reinforcing arm.

The utility model discloses following beneficial effect has: when horizontal and vertical transportation is limited by the operating environment, the defects of low working efficiency, large measure investment and rigid arrangement position exist by adopting methods such as manual or electric hoisting or traditional mast hoisting, the device is assembled on the internal combustion engine forklift, the hoisting function of the internal combustion engine forklift is increased, and the horizontal and vertical transportation operation radius and height are expanded.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a top view of FIG. 1;

FIG. 3 is a right side view of FIG. 1;

FIG. 4 is a schematic view of a longitudinal skeleton structure of the chassis;

FIG. 5 is a schematic view of the clamping mechanism of the present invention;

FIG. 6 is a schematic view of the lifting operation of the present invention;

in the figure: 1. a longitudinal chassis frame; 2. a top gusset plate; 3. a bottom gusset plate; 4. a chassis transverse framework A; 5. a suspension arm; 6. a reinforcing arm; 7. a support pillar; 8. lifting lugs; 9. a reinforcing plate; 10. a chassis transverse framework B; 11. reinforcing ribs; 12. a pallet fork; 13. a forklift; 14. a wire rope; 15. a weight; 16. and (4) a slot.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings 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 of 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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", etc. indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the utility model is used, and are only for convenience of describing the present invention or simplifying the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed or operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," and "connected" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the connection may be direct or indirect via an intermediate medium, and may be a communication between the two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example one

Referring to fig. 1-4, a mast type device for lifting a forklift includes two 12.6 channel steels welded oppositely as a boom 5, the boom 5 is arranged obliquely, the inclination angle is set to be 45-60 degrees, 1 lifting lug 8 with the thickness of 18mm is fixedly installed on the bottom surface of the upper end of the boom 5, 1-3 lifting lugs can be set, the lifting weight capacity is 5T, the lower end surface of the boom 5 is fixedly connected with a chassis transverse framework a4 made of 20# b channel steels, two ends of the chassis transverse framework a4 are vertically connected with a chassis longitudinal framework 1, two side surfaces of the chassis longitudinal framework 1 are made of angle steels formed by longitudinally cutting 16# b channel steels, the distance between the two side surfaces is 5mm more than that of a fork 12 of a forklift 13, a top gusset plate 2 with the length (the distance between the two sides of the angle steel is-20 mm) x 70 x 10 is fixedly welded on the top surface of the angle steel, a bottom gusset plate 3 with the length (the distance between the two sides of the angle steel is +20 mm) x 70 x 10 is fixedly welded on the bottom surface of the angle steel, the batten plate intervals are 180mm in uniform distribution, slots 16 for inserting the forks 12 of the forklift 13 are formed in the longitudinal chassis frame 1, the center intervals of the two longitudinal chassis frames 1 are preferably 2/3 of the maximum interval between the two forks 12 of the forklift 13, and the front end of the longitudinal chassis frame 1 is fixedly provided with a transverse 20# B channel steel chassis frame B10. 12.6 channel steel is arranged on the top surface of the chassis transverse framework B10 and is used as a support column 7 to be connected and fixed with the middle part of the suspension arm 5.

Preferably, a reinforcing plate 9 with the size of 278 × 126 × 10mm is fixedly connected between the lifting lug 8 and the suspension arm 5, and a reinforcing plate 9 with the size of 278 × 126 × 10mm is fixedly connected between the supporting column 7 and the suspension arm 5.

Preferably, the side surface of the lifting lug 8 is provided with a reinforcing rib 11.

Preferably, the top surface of the middle part of the suspension arm 5 is provided with 12.6 channel steel as a reinforcing arm 6.

Example two

Referring to fig. 1-4, a mast type device for lifting a forklift truck comprises a 126mm square steel serving as a boom 5, wherein the boom 5 is arranged in an inclined manner, the inclined angle is preferably set to be 45-60 degrees, 3 lifting lugs 8 with different heights and 18mm thicknesses are fixedly arranged on the bottom surface of the upper end of the boom 5, 1-3 lifting lugs can be arranged, the lifting weight capacity is 5T, the lower end surface of the boom 5 is fixedly connected with a chassis transverse framework A4 made of the 126mm square steel, two ends of the chassis transverse framework A4 are vertically connected with chassis longitudinal frameworks 1, the chassis longitudinal frameworks 1 are made of rectangular steel, the length of the rectangular steel is 5mm more than that of a fork 12 of the forklift truck 13, slots 16 for inserting the fork 12 of the forklift truck 13 are formed in the interior of the chassis longitudinal frameworks 1, and top spile plates 2 with the length (the distance of-20 mm outside angle steels on two sides) multiplied by 70 x 10 are fixedly welded on the top surfaces of the rectangular steel, the bottom surface fixed welding of angle steel has length (angle steel both sides outside distance +20 mm) x 70 x 10's bottom batten 3, and batten interval 180mm equipartition, as additional strengthening, the central interval of two vertical skeletons 1 of chassis should be 2/3 of the 12 biggest intervals of fork truck 13, and chassis vertical skeleton 1 front end fixed mounting has length of a side 126mm square steel to make chassis horizontal skeleton B10, and the horizontal skeleton B10 top surface installation 12.6 channel-section steels of chassis is connected fixedly as support column 7 and davit 5 middle part.

Preferably, the top surface of the middle part of the suspension arm 5 is provided with a square steel with the side length of 126mm as a reinforcing arm 6.

Referring to fig. 5-6, the working principle of the present invention is as follows: the utility model discloses the device aims at the construction load scope selection operation gross weight (containing internal-combustion engine fork truck 13 dead weight itself that construction work platform allows, the device dead weight, the object hangs the thing heavily) suitable internal-combustion engine fork truck 13, during the use, insert fork 12 of fork truck 13 earlier in the slot 16 of the vertical skeleton 1 of chassis, hoist heavy object 15 with 8 wire rope 14 of lug of device again, 15 vertical decurrent gravity transmission of heavy object are for davit 5, further turn into the vertical decurrent power to the device skeleton, turn into the vertical decurrent power of fork 12 to fork truck 13 simultaneously, lift this device of ability cooperation through fork truck 13, realize fork truck 13 does not have hoisting performance itself, and can increase and lift by crane the operation radius and lift by crane the height.

Claims

1. The utility model provides a fork truck lifts by crane mast type device, includes the davit, characterized by: the lifting arm is arranged in an inclined mode, 1-3 lifting lugs are fixedly installed on the bottom face of the upper end of the lifting arm, a chassis transverse framework A is fixedly connected to the bottom face of the lifting arm, two ends of the chassis transverse framework A are vertically connected with a chassis longitudinal framework, an inserting groove for a fork of a forklift to insert is formed in the chassis longitudinal framework, a chassis transverse framework B is fixedly installed at the front end of the chassis longitudinal framework, and a supporting column is installed on the top face of the chassis transverse framework B and is fixedly connected with the middle of the lifting arm.

2. The apparatus of claim 1, wherein the mast is lifted by a forklift: two side surfaces of the longitudinal framework of the chassis are made of angle steel, the top surface of the angle steel is fixedly connected with a top batten plate, and the bottom surface of the angle steel is fixedly connected with a bottom batten plate.

3. A forklift mast lifting apparatus according to claim 1 or 2, wherein: the lifting device is characterized in that a reinforcing plate is fixedly connected between the lifting lug and the lifting arm, and a reinforcing plate is fixedly connected between the supporting column and the lifting arm.

4. The apparatus of claim 1, wherein the mast is lifted by a forklift: the side face of the lifting lug is provided with a reinforcing rib.

5. The apparatus of claim 1, wherein the mast is lifted by a forklift: and a reinforcing arm is arranged on the top surface of the middle part of the suspension arm.