CN214270039U

CN214270039U - Remove convenient lightweight gantry crane

Info

Publication number: CN214270039U
Application number: CN202120140642.7U
Authority: CN
Inventors: 陈艳艳; 刘跃昆; 王艺颖; 王志伟; 靳征昌; 张俊海
Original assignee: Yellow River Conservancy Technical Institute
Current assignee: Yellow River Conservancy Technical Institute
Priority date: 2021-01-19
Filing date: 2021-01-19
Publication date: 2021-09-24
Anticipated expiration: 2031-01-19

Abstract

The utility model discloses a light portal crane convenient to move, which comprises a hoisting frame, wherein bases are fixedly arranged at the bottom ends of the left side and the right side of the hoisting frame, a winch is arranged on the surface of each base, guide rollers are rotatably connected to the left side and the right side of the top of the hoisting frame, and a slide rail slides up and down in the hoisting frame; the bottom of base is provided with removes the wheel, removes the inboard of wheel and is provided with the cushion, and the inside side-to-side sliding connection of base has the fly leaf, and the downside of fly leaf is equipped with to rotate to be connected in gear one. The utility model discloses a removal wheel of installation under the base conveniently removes, and this equipment can accomodate the while and prop out the cushion to removing the wheel simultaneously, convenient operation, and then conveniently carries out the lightweight jack-up work of heavy object, avoids crushing to remove the wheel.

Description

Remove convenient lightweight gantry crane

Technical Field

The utility model relates to a hoist specifically is a remove convenient lightweight gantry crane.

Background

The crane refers to a multi-action crane for vertically lifting and horizontally carrying heavy objects within a certain range. Also known as a crane. The tire crane is mainly characterized in that: the traveling cab and the crane control cab are integrated into a whole and are formed by evolving a crawler crane (crawler crane), a crawler and a traveling support part of a traveling mechanism are changed into a chassis with tires, the defect that a crawler plate of the crawler crane (crawler crane) damages a road surface is overcome, and the material handling machine belongs to material handling machinery. The hoisting equipment has the working characteristics of intermittent movement, namely corresponding mechanisms for taking materials, transporting, unloading and the like in one working cycle alternately work, so that the development and the use of the crane on the market are more and more extensive. However, at present, there is no lightweight hoisting equipment which is convenient to move and light, and is used for hoisting some objects with lighter weight. Therefore, the utility model provides a remove convenient lightweight gantry crane to solve the problem of proposing among the above-mentioned background art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a remove convenient lightweight gantry crane to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a light portal crane convenient to move comprises a hoisting frame, wherein bases are fixedly mounted at the bottom ends of the left side and the right side of the hoisting frame, a winch is mounted on the surface of each base, guide rollers are rotatably connected to the left side and the right side of the top of the hoisting frame, and slide rails slide up and down in the hoisting frame; the bottom of base is provided with the removal wheel, and the inboard that removes the wheel is provided with the cushion, and the inside horizontal sliding connection of base has the fly leaf, and the downside of fly leaf is equipped with to rotate to be connected in gear one, and the upside of fly leaf is provided with the tooth piece, just the tooth's socket one that corresponds the tooth piece is seted up to the inside upside of base, and the equal fixedly connected with of both ends downside slides the rack in the fly leaf from top to bottom about the tooth piece, and the inboard of two racks is equipped with rather than the engaged gear two, and two gear two intermeshing, sliding connection is inside the base about the cushion, the oblique slider of upper end fixedly connected with of cushion, just the inboard of fly leaf is provided with the inclined plane that corresponds oblique slider.

As a further aspect of the present invention: and pull ropes which bypass the guide rollers are connected in the two winches, the other ends of the two pull ropes are respectively connected with the left end and the right end of the sliding rail, and a plurality of hooks are arranged at the lower part of the sliding rail.

As a further aspect of the present invention: the lower side of the movable plate is provided with a second tooth groove corresponding to the first gear, and the movable wheel is mounted on the lower side of the first gear.

As a further aspect of the present invention: and a rotating button is arranged on the outer side of the movable plate and is fixedly connected with the second gear.

As a further aspect of the present invention: two second sliding rods penetrating through the rack are arranged in the movable plate, and a third spring is sleeved on the two peripheral sides of each sliding rod.

As a further aspect of the present invention: the left and right sides of fly leaf all is connected with the slider, and the inside spout of seting up corresponding slider of base is provided with slide bar one in the spout, and slide bar a week side cover is equipped with spring one.

As a further aspect of the present invention: the periphery of the upper end of the cushion block is fixedly connected with a limiting ring, and a second spring sleeved on the periphery of the cushion block is arranged between the lower side of the limiting block and the inside of the base.

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

the utility model discloses a removal wheel of installation under the base conveniently removes, and this equipment can accomodate the while and prop out the cushion to removing the wheel simultaneously, convenient operation, and then conveniently carries out the lightweight jack-up work of heavy object, avoids crushing to remove the wheel.

Drawings

Fig. 1 is a schematic structural view of a lightweight portal crane convenient to move.

Fig. 2 is an internal structure schematic diagram of a base in a lightweight portal crane convenient to move.

Fig. 3 is a schematic side sectional structure view of a movable plate in a lightweight gantry crane convenient to move.

In the figure: 1. a hoisting frame; 2. a base; 3. a moving wheel; 4. cushion blocks; 5. a winch; 6. a slide rail; 7. hooking; 8. a guide roller; 9. pulling a rope; 10. a movable plate; 11. turning a button; 12. a first tooth groove; 13. a tooth block; 14. a slider; 15. a first sliding rod; 16. a first spring; 17. a first gear; 18. an inclined slide block; 19. a second spring; 20. a rack; 21. a second sliding rod; 22. a third spring; 23. a second gear; 24. and a second tooth groove.

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 work belong to the protection scope of the present invention.

Please refer to fig. 1 to 3, in an embodiment of the present invention, a light gantry crane convenient and fast to move includes a crane boom 1, a base 2 is fixedly installed at bottom ends of left and right sides of the crane boom 1, a winch 5 is installed on a surface of the base 2, guide rollers 8 are rotatably connected to left and right sides of a top of the crane boom 1, a slide rail 6 slides up and down inside the crane boom 1, pull ropes 9 bypassing the guide rollers 8 are connected to the two winches 5, the other ends of the two pull ropes 9 are respectively connected to left and right ends of the slide rail 6, a plurality of hooks 7 are arranged at a lower portion of the slide rail 6, an object is hung on the slide rail 6 through the hooks 7, the pull ropes 9 are rolled up through the winch 5 on the surface of the base 2, and the pull ropes 9 at two ends of the slide rail 6 immediately lift the slide rail 6 and the object;

the bottom of the base 2 is provided with a moving wheel 3, the inner side of the moving wheel 3 is provided with a cushion block 4, the interior of the base 2 is connected with a movable plate 10 in a left-right sliding manner, the left side and the right side of the movable plate 10 are both connected with a sliding block 14, the interior of the base 2 is provided with a sliding chute corresponding to the sliding block 14, a first sliding rod 15 is arranged in the sliding chute, a first spring 16 is sleeved on the periphery of the first sliding rod 15, the lower side of the movable plate 10 is provided with a first gear 17 in a rotating manner, the lower side of the movable plate 10 is provided with a second tooth socket 24 corresponding to the first gear 17, the moving wheel 3 is arranged on the lower side of the first gear 17, the upper side of the movable plate 10 is provided with a tooth block 13, the upper side of the interior of the base 2 is provided with a first tooth socket 12 corresponding to the tooth block 13, the lower sides of the left end and the right end of the tooth block 13 are both fixedly connected with racks 20 sliding up and down in the movable plate 10, the inner sides of the two racks 20 are provided with second gear 23 engaged with the two gear 23, two sliding rods two 21 penetrating through the rack 20 are arranged inside the movable plate 10, springs three 22 are sleeved on the periphery of the sliding rods two 21, a rotating button 11 is arranged on the outer side of the movable plate 10, the rotating button 11 is fixedly connected with a gear two 23, the cushion block 4 is connected inside the base 2 in an up-and-down sliding mode, an inclined slider 18 is fixedly connected to the upper end of the cushion block 4, an inclined plane corresponding to the inclined slider 18 is arranged on the inner side of the movable plate 10, a limiting ring is fixedly connected on the periphery of the upper end of the cushion block 4, and springs two 19 sleeved on the periphery of the cushion block 4 are arranged between the lower side of the limiting block and the inside of the base 2;

the working personnel push the movable plates 10 at two sides towards the inside of the base 2, the movable plates 10 move inwards, through the elastic force action of the springs III 22, the tooth blocks 13 at the tops are clamped with the tooth grooves I12, so that the movable plates 10 move inwards to a designated position, namely a fixed position, in the process that the movable plates 10 move inwards, the tooth grooves II 24 at the tops are meshed with the gear I17, so that the movable wheels 3 turn inwards, meanwhile, the inclined planes at the inner ends of the movable plates 10 are extruded with the inclined sliding blocks 18, so that the cushion blocks 4 sliding up and down in the base 2 move downwards, and the hoisting frame 1 is supported on the ground through the cushion blocks 4; the worker rotates the rotating button 11 outside the movable plate 10 to be fixed, the gear two 23 on one side fixedly connected with the rotating button 11 rotates immediately, the gear two 23 meshed with the gear two 23 rotates oppositely, the gear two 23 rotating downwards adjusts the rack 20, the tooth blocks 13 fixed on the gear two 20 move downwards immediately, the movable plate 10 is ejected out of the base 2 immediately through the elastic action of the spring one 16 on the peripheral side of the slide rod one 15, in the process of moving back the movable plate 10, the movable wheel 3 is unfolded again through the meshing action of the gear groove two 24 and the gear one 17, the inclined slide block 18 on the top of the cushion block 4 is not limited, the cushion block 4 is recovered again through the elastic action of the spring two 19, and the lifting equipment can be moved.

The utility model discloses a theory of operation is:

when the crane is used, the equipment is moved through the moving wheel 3 at the bottom of the base 2, when the crane is moved to a specified place, before the lifting work of an object is carried out, the moving wheel 3 needs to be accommodated, the cushion block 4 is propped out, the moving wheel 3 is prevented from being crushed, a worker only needs to push the moving plates 10 at two sides towards the inside of the base 2, the moving plates 10 move inwards, through the elastic action of the spring III 22, the tooth blocks 13 at the tops are clamped with the tooth groove I12, so that the moving plates 10 move inwards to a specified position, namely a fixed position, in the process of moving the moving plates 10 inwards, the tooth groove II 24 at the tops is meshed with the gear I17, so that the moving wheels 3 turn inwards, meanwhile, the inclined plane at the inner ends of the moving plates 10 is extruded with the inclined slide blocks 18, so that the cushion blocks 4 sliding up and down in the base 2, and the hoisting frame 1 is also supported on the ground through the cushion block 4; articles are hung on the sliding rail 6 through the hook 7, the pull rope 9 is wound through the winch 5 on the surface of the base 2, and the sliding rail 6 and the articles on the lower side of the sliding rail 6 are lifted by the pull ropes 9 at the two ends of the sliding rail 6; after the device is used, the crane needs to be removed, a worker only needs to rotate the rotating button 11 on the outer side of the movable plate 10 to be fixed, the gear II 23 on one side fixedly connected with the rotating button 11 rotates immediately, the gear II 23 meshed with the other gear II rotates oppositely, the gear racks 20 are adjusted downwards by the gear II 23 rotating oppositely, the tooth blocks 13 fixed on the two gear racks 20 move downwards immediately, the movable plate 10 is ejected out of the base 2 immediately through the elastic action of the spring I16 on the peripheral side of the sliding rod I15, the movable wheel 3 is unfolded again through the meshing action of the gear I17 and the gear II 24 in the process of moving back the movable plate 10, the inclined slide block 18 on the top of the cushion block 4 is not limited, and the cushion block 4 is recovered from a new position through the elastic action of the spring II 19, so that the crane device can be moved again.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A light portal crane convenient to move comprises a hoisting frame (1) and is characterized in that bases (2) are fixedly mounted at the bottom ends of the left side and the right side of the hoisting frame (1), a winch (5) is mounted on the surface of each base (2), guide rollers (8) are rotatably connected to the left side and the right side of the top of the hoisting frame (1), and slide rails (6) slide up and down in the hoisting frame (1); the bottom of the base (2) is provided with a movable wheel (3), the inner side of the movable wheel (3) is provided with a cushion block (4), the inner part of the base (2) is connected with a movable plate (10) in a left-right sliding manner, the lower side of the movable plate (10) is provided with a first gear (17) in a rotating manner, the upper side of the movable plate (10) is provided with a tooth block (13), a first tooth socket (12) corresponding to the tooth block (13) is arranged on the upper side in the base (2), racks (20) which slide up and down in the movable plate (10) are fixedly connected to the lower sides of the left end and the right end of the tooth block (13), a second gear (23) meshed with the racks is arranged on the inner sides of the two racks (20), the two second gears (23) are mutually meshed, the cushion block (4) is connected inside the base (2) in a vertical sliding manner, the upper end of the cushion block (4) is fixedly connected with an inclined slide block (18), and the inner side of the movable plate (10) is provided with an inclined surface corresponding to the inclined slide block (18).

2. The lightweight portal crane convenient to move according to claim 1, wherein a pull rope (9) passing around the guide roller (8) is connected to each of the two winches (5), the other ends of the two pull ropes (9) are respectively connected to the left end and the right end of the slide rail (6), and a plurality of hooks (7) are arranged at the lower part of the slide rail (6).

3. The lightweight portal crane convenient to move according to claim 1, wherein the movable plate (10) is provided at the lower side thereof with a second tooth socket (24) corresponding to the first gear (17), and the movable wheel (3) is mounted at the lower side of the first gear (17).

4. The lightweight portal crane convenient to move according to claim 1, wherein a rotating button (11) is arranged on the outer side of the movable plate (10), and the rotating button (11) is fixedly connected with the second gear (23).

5. The lightweight portal crane convenient to move according to claim 1, wherein two second sliding rods (21) penetrating through the rack (20) are arranged inside the movable plate (10), and a third spring (22) is sleeved on the periphery of each second sliding rod (21).

6. The lightweight portal crane convenient to move according to claim 1, wherein the left side and the right side of the movable plate (10) are both connected with sliders (14), the base (2) is internally provided with a sliding groove corresponding to the sliders (14), a first sliding rod (15) is arranged in the sliding groove, and a first spring (16) is sleeved on the periphery of the first sliding rod (15).

7. The lightweight portal crane convenient to move according to claim 1, wherein a limiting ring is fixedly connected to the periphery of the upper end of the cushion block (4), and a second spring (19) sleeved on the periphery of the cushion block (4) is arranged between the lower side of the limiting ring and the inside of the base (2).