CN212863906U

CN212863906U - Portal crane convenient to move and fix

Info

Publication number: CN212863906U
Application number: CN202021934684.XU
Authority: CN
Inventors: 王瑞琪
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-08
Filing date: 2020-09-08
Publication date: 2021-04-02
Anticipated expiration: 2030-09-08

Abstract

The utility model discloses a portal crane convenient to move and fix, which comprises a base, a cross beam and a hanging ring, wherein the middle parts of the top ends of two bases are respectively fixedly connected with the two sides of the bottom end of the cross beam through a main beam, the two sides of the cross beam are respectively provided with a chute, the bottom ends of the two chutes are respectively connected with the two sides of the inner wall of a sliding block through pulleys, the middle part of the bottom end of the sliding block is fixedly connected with the middle part of the top end of an electric hoist through a connecting rod, the output port of the electric hoist is connected with the top of a lifting hook through a transmission chain, the middle part of one side of the two bases is fixedly provided with a fixed block, the two sides of the two fixed blocks are respectively fixedly connected with the middle parts of one sides of four fixed anchors through anchor chains, and the bottom ends of the four fixed anchors are respectively connected with the two sides of the top, the gantry crane can be fixed to prevent the gantry crane from sliding, and further prevent a hoisting part of the gantry crane from being damaged due to repeated friction.

Description

Portal crane convenient to move and fix

Technical Field

The utility model relates to a portal crane, in particular to convenient portal crane who removes and fix.

Background

A gantry crane is a variant of a bridge crane, also called portal crane. The device is mainly used for loading and unloading outdoor goods yards, stockyards and bulk goods. The metal structure of the device is like a door-shaped frame, two support legs are arranged under a bearing main beam and can directly walk on a track on the ground, and overhanging cantilever beams can be arranged at the two ends of the main beam. The portal crane has the characteristics of high site utilization rate, large operation range, wide application range, strong universality and the like, and is widely used in port goods yards.

The existing gantry crane bases are provided with universal wheels, but the existing gantry crane is not provided with a fixing device, so that the body of the gantry crane can slide when the gantry crane is used, the goods hung on the gantry crane can shake, and further a hoisting part in the gantry crane is damaged due to multiple times of friction; when the existing gantry crane lifts cargoes, the bottom end of the cargoes is not provided with a falling-preventing structure, so that the lifting safety of the cargoes is reduced, and the lifting cost of the gantry crane is increased.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a convenient portal crane who removes and fix to can its body produce the problem of slip phenomenon when solving the current portal crane that provides in the above-mentioned background art and using.

In order to achieve the above object, the utility model provides a following technical scheme: a gantry crane convenient to move and fix comprises a base, a cross beam and hanging rings, wherein the middle parts of the top ends of the two bases are fixedly connected with the two sides of the bottom end of the cross beam through main beams respectively, the two sides of the cross beam are provided with sliding grooves, the bottom ends of the two sliding grooves are respectively connected with the two sides of the inner wall of a sliding block through pulleys in a sliding manner, the middle part of the bottom end of the sliding block is fixedly connected with the middle part of the top end of an electric hoist through a connecting rod, an output port of the electric hoist is in transmission connection with the top of a lifting hook through a transmission chain, the two sides of the electric hoist are respectively fixedly connected with the two ends of a pulling chain, the hanging rings are fixedly arranged on the two sides of the bottom end of the cross beam, the front surfaces of the two hanging rings are respectively connected with top sleeves of two elastic hanging rods, the bottom ends of the two elastic hanging rods, two sides of the fixed blocks are fixedly connected with the middle parts of one sides of the four fixed anchors through anchor chains respectively, and the bottom ends of the four fixed anchors are in contact connection with two sides of the top ends of the two bases respectively.

As an optimal technical scheme of the utility model, two the both sides of base bottom are all fixed and are equipped with the area brake gyro wheel.

As a preferred technical scheme of the utility model, two the both sides side on base top respectively with the bottom fixed connection of four main tributary vaulting poles, four the top of main tributary vaulting pole respectively with the top fixed connection of two girder both sides, two the both sides fixed connection of inferior bracing piece and crossbeam bottom is passed through respectively at the top of girder avris.

As a preferred technical scheme of the utility model, two the middle part of elasticity peg both sides is respectively through the both ends fixed connection of supplementary peg and string bag both sides.

As an optimal technical scheme of the utility model, one of them the fixed electric hoist switch that is equipped with in one side of girder, electric hoist passes through electric hoist switch and external power supply electric connection.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a portal crane convenient for moving and fixing, when the portal crane is used, a fixing anchor is placed on the ground, the portal crane can be fixed to prevent the portal crane from sliding, and further prevent a hoisting part of the portal crane from being damaged due to multiple times of friction; this portal crane hangs the string bag to the link through elasticity peg to support the goods, and then can improve the security of lifting by crane the goods, thereby reduce the cost of lifting by crane of portal crane.

Drawings

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

fig. 2 is a schematic structural diagram of the sliding block of the present invention.

In the figure: 1. a base; 2. a fixed block; 3. an anchor chain; 4. fixing an anchor; 5. a main beam; 6. a cross beam; 7. a main support bar; 8. a secondary support bar; 9. a chute; 10. a slider; 11. an electric hoist; 12. a drive chain; 13. a hook; 14. pulling the chain; 15. hanging a ring; 16. an elastic hanging rod; 17. a net bag; 18. a roller with a brake; 19. a pulley.

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.

Referring to fig. 1-2, the present invention provides a gantry crane convenient for moving and fixing, which comprises bases 1, a beam 6 and hanging rings 15, wherein the middle parts of the top ends of the two bases 1 are respectively fixedly connected with the two sides of the bottom end of the beam 6 through main beams 5, the two sides of the beam 6 are both provided with sliding chutes 9, the bottom ends of the two sliding chutes 9 are respectively slidably connected with the two sides of the inner wall of a sliding block 10 through pulleys 19, the middle part of the bottom end of the sliding block 10 is fixedly connected with the middle part of the top end of an electric hoist 11 through a connecting rod, the output port of the electric hoist 11 is in transmission connection with the top of a lifting hook 13 through a transmission chain 12, the two sides of the electric hoist 11 are respectively fixedly connected with the two ends of a pulling chain 14, the hanging rings 15 are respectively fixedly arranged on the two sides of the bottom end of the beam 6, the front surfaces of the two hanging rings 15 are respectively connected with the top sleeves of, the middle part of two base 1 one sides all is fixed and is equipped with fixed block 2, and the both sides of two fixed blocks 2 are respectively through the middle part fixed connection of anchor chain 3 with four fixing anchor 4 one sides, and the bottom of four fixing anchor 4 is connected with the both sides contact on two base 1 tops respectively.

Preferably, two sides of the bottom ends of the two bases 1 are fixedly provided with rollers 18 with brakes, so that the gantry crane is convenient to move and fix; the two sides of the top ends of the two bases 1 are respectively fixedly connected with the bottom ends of the four main supporting rods 7, the top ends of the four main supporting rods 7 are respectively fixedly connected with the top parts of the two sides of the two main beams 5, and the top parts of one side sides of the two main beams 5 are respectively fixedly connected with the two sides of the bottom end of the cross beam 6 through the secondary supporting rods 8, so that the overall stability of the gantry crane can be improved; the middle parts of the two sides of the two elastic hanging rods 16 are respectively fixedly connected with the two ends of the two sides of the net bag 17 through the auxiliary hanging rods, so that the stability of the net bag 17 can be improved; one side of one of the main beams 5 is fixedly provided with an electric hoist switch, and the electric hoist 11 is electrically connected with an external power supply through the electric hoist switch.

When the gantry crane is used, the gantry crane is moved to a goods lifting area through the roller 18 with the brake, after the gantry crane is moved to the goods lifting area, the brake with the roller 18 with the brake is put down, the fixing anchor 4 is taken down from the base 1 and placed on the ground to prevent the gantry crane from sliding, further, the lifting part of the gantry crane is prevented from being damaged due to multiple times of friction, after the gantry crane is fixed, the lifted goods are hung on the lifting hook 13, meanwhile, the net bag 17 is hung on the hanging ring 15 through the elastic hanging rod 16 to support the lifted goods, further, the safety of the lifted goods can be improved, further, the lifting cost of the lifted goods is reduced, then the electric hoist switch is started, the gantry crane 11 drives the lifted goods to rise, meanwhile, the pulling chain 14 is pulled to shift the position of the lifted goods, after the lifted goods reach a preset position, the electric hoist 11 drives the hoisted goods to descend so as to place the hoisted goods at a preset position, and then the whole hoisting and transferring operation is completed.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The gantry crane convenient to move and fix comprises bases (1), beams (6) and hanging rings (15), and is characterized in that the middle of the top of each of the two bases (1) is fixedly connected with the two sides of the bottom of each of the beams (6) through a main beam (5), sliding grooves (9) are formed in the two sides of each of the beams (6), the bottoms of the two sliding grooves (9) are slidably connected with the two sides of the inner wall of a sliding block (10) through pulleys (19), the middle of the bottom of the sliding block (10) is fixedly connected with the middle of the top of an electric hoist (11) through a connecting rod, an output port of the electric hoist (11) is in transmission connection with the top of a lifting hook (13) through a transmission chain (12), the two sides of the electric hoist (11) are fixedly connected with the two ends of a pulling chain (14) respectively, the hanging rings (15) are fixedly arranged on the two sides of the bottom of each of, two the front of link (15) is established with the top cover on two elasticity peg (16) respectively and is connected, two the bottom of elasticity peg (16) respectively with the middle part fixed connection of string bag (17) top both sides, two the middle part of base (1) one side is all fixed and is equipped with fixed block (2), two the middle part fixed connection of anchor chain (3) and four fixing anchor (4) one side is passed through respectively to the both sides of fixed block (2), and the bottom of four fixing anchor (4) is connected with the both sides contact on two base (1) tops respectively.

2. The gantry crane convenient to move and fix as claimed in claim 1, wherein: two sides of the bottom end of the two bases (1) are fixedly provided with a roller (18) with a brake.

3. The gantry crane convenient to move and fix as claimed in claim 1, wherein: two the both sides side on base (1) top respectively with the bottom fixed connection of four main tributary vaulting poles (7), four the top of main tributary vaulting pole (7) respectively with the top fixed connection of two girder (5) both sides, two the both sides fixed connection of girder (5) avris is respectively through secondary support pole (8) and crossbeam (6) bottom.

4. The gantry crane convenient to move and fix as claimed in claim 1, wherein: the middle parts of two sides of the two elastic hanging rods (16) are respectively fixedly connected with two ends of two sides of the net bag (17) through the auxiliary hanging rods.

5. The gantry crane convenient to move and fix as claimed in claim 1, wherein: one side of one of the main beams (5) is fixedly provided with an electric hoist switch, and the electric hoist (11) is electrically connected with an external power supply through the electric hoist switch.