CN213326386U

CN213326386U - Limiting and anti-sliding device for gantry crane

Info

Publication number: CN213326386U
Application number: CN202021728637.XU
Authority: CN
Inventors: 张文举
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-19
Filing date: 2020-08-19
Publication date: 2021-06-01
Anticipated expiration: 2030-08-19

Abstract

The utility model discloses a gantry crane limiting anti-slip device, which comprises a box body, wherein an electric hydraulic cylinder is fixedly arranged at the top of the inner wall of the box body, a dustproof lubricating mechanism is fixedly connected at the middle part of the inner wall of the box body, the middle part of the dustproof lubricating mechanism is alternately connected with the middle part of the electric hydraulic cylinder, a limiting post is fixedly connected with the output end of the electric hydraulic cylinder, a plurality of uniformly distributed limiting threaded holes are arranged at the middle part of the limiting post, a plurality of uniformly distributed through holes are arranged at the bottom parts of the two sides of the box body, one limiting threaded hole is in threaded connection with a limiting rod, and the two ends of the limiting rod respectively pass through the corresponding two through holes, thereby greatly reducing the rusting probability and prolonging the service life of the steel pipe.

Description

Limiting and anti-sliding device for gantry crane

Technical Field

The utility model relates to an anti-skidding device that moves, in particular to spacing anti-skidding device of gantry crane belongs to gantry crane equipment technical field.

Background

The gantry crane is mainly used for outdoor large-scale cargo handling operation, the main body structure of the gantry crane is similar to a portal frame, and two support legs are arranged below a bearing main beam, and travelling wheels capable of travelling on corresponding tracks are arranged at the bottoms of the support legs, so that the gantry crane has the characteristics of high field utilization rate, large operation range, wide application range, strong universality and the like, and is widely used in the aspect of cargo handling; however, the main body of the gantry crane is easily influenced by wind force, so that the travelling wheels slide along the rails, thereby influencing the stability of the gantry crane.

Traditional anti-skidding device manual operation possesses certain danger, and can produce rusty phenomenon owing to long-time use through the spacing post that uses, therefore we improve this, provide a spacing anti-skidding device of portal crane.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a spacing anti-skidding device of portal crane to solve the traditional anti-skidding device manual operation that provides in the above-mentioned background, possess certain danger and can produce rusty problem because long-time use through the spacing post that uses.

In order to achieve the above object, the utility model provides a following technical scheme: a gantry crane limiting and anti-sliding device comprises a box body, wherein an electric hydraulic cylinder is fixedly installed at the top of the inner wall of the box body, a dustproof lubricating mechanism is fixedly connected to the middle of the inner wall of the box body, the middle of the dustproof lubricating mechanism is connected with the middle of the electric hydraulic cylinder in an inserting manner, a limiting column is fixedly connected to the output end of the electric hydraulic cylinder, a plurality of uniformly distributed limiting threaded holes are formed in the middle of the limiting column, a plurality of uniformly distributed through holes are formed in the bottoms of two sides of the box body, one of the limiting threaded holes is in threaded connection with a limiting rod, two ends of the limiting rod respectively penetrate through the corresponding two through holes, an annular lubricating mechanism is fixedly connected to the bottom of the inner wall of the box body, a power switch is fixedly installed in the middle of one side of the box body, a first movable door is hinged to the middle, and second movable doors are arranged at two ends of the top of the joint of the annular lubricating mechanism and the box body.

As an optimal technical scheme of the utility model, dustproof lubrication mechanism comprises head rod, annular lubricating piece and second connecting piece, the both ends difference fixedly connected with head rod and the second connecting piece of annular lubricating piece, first annular oil reservoir has been seted up to the inside of annular lubricating piece, the oil transmission chamber has been seted up to the inside of second connecting piece, the one end of oil transmission chamber and the fixed intercommunication of the one end of first annular oil reservoir, a plurality of evenly distributed's first oil seepage hole has been seted up to the inboard of first annular oil reservoir, first oil filler point has been seted up at the top of second connecting piece, the middle part block of first oil filler point is connected with first oil plug.

As a preferred technical scheme of the utility model, the second oil reservoir has been seted up to annular lubricating mechanism's inside, a plurality of evenly distributed's second oil impregnate hole has been seted up to the inboard of second oil reservoir, the second oil filler point, two have all been seted up at the both ends at annular lubricating mechanism top the equal block in middle part of second oil filler point is connected with the second oil plug.

As a preferred technical scheme of the utility model, the top of box both sides is all through two gold angle sign indicating numbers of first fixing bolt fixedly connected with, four the equal threaded connection of one end of gold angle sign indicating number has second fixing bolt.

As an optimal technical scheme of the utility model, the middle part of gag lever post is seted up threadedly.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a spacing anti-skidding device of portal crane, through electric hydraulic cylinder, can the flexible of spacing post of automatically regulated, unnecessary manual operation has improved the device's security performance, through the lubricated mechanism of annular, can lubricate spacing post, and then its rusty probability of greatly reduced prolongs its life.

Drawings

Fig. 1 is a schematic view of the overall internal structure of the present invention;

FIG. 2 is a perspective view of the dustproof lubrication mechanism of the present invention;

FIG. 3 is a schematic view of the internal structure of the dustproof lubricating mechanism of the present invention;

fig. 4 is an internal structural schematic diagram of the annular lubrication mechanism of the present invention.

In the figure: 1. a box body; 2. a first fixing bolt; 3. a second fixing bolt; 4. a power switch; 5. a through hole; 6. a limiting threaded hole; 7. a limiting column; 8. an annular lubrication mechanism; 9. a second movable door; 10. a limiting rod; 11. a dust-proof lubricating mechanism; 12. a first movable door; 13. golden corner joint; 14. an electric hydraulic cylinder; 15. a first connecting rod; 16. an annular lubrication member; 17. a second connecting member; 18. a first annular oil reservoir; 19. a first oil plug; 20. and a second oil penetration hole.

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. 1-4, the utility model provides a gantry crane limiting anti-slip device, which comprises a box body 1, wherein an electric hydraulic cylinder 14 is fixedly arranged at the top of the inner wall of the box body 1, a dustproof lubricating mechanism 11 is fixedly connected at the middle part of the inner wall of the box body 1, the middle part of the dustproof lubricating mechanism 11 is connected with the middle part of the electric hydraulic cylinder 14 in an inserting way, a limiting column 7 is fixedly connected at the output end of the electric hydraulic cylinder 14, a plurality of uniformly distributed limiting threaded holes 6 are arranged at the middle part of the limiting column 7, a plurality of uniformly distributed through holes 5 are arranged at the bottom of both sides of the box body 1, one of the limiting threaded holes 6 is in threaded connection with a limiting rod 10, two ends of the limiting rod 10 respectively pass through the corresponding two through holes 5, an annular lubricating mechanism 8 is fixedly connected at the bottom of the inner wall of the box body 1, a power, the electric hydraulic cylinder 14 is electrically connected with an external power supply through the power switch 4, and the two ends of the top of the joint of the annular lubricating mechanism 8 and the box body 1 are provided with second movable doors 9.

Preferably, the dustproof lubricating mechanism 11 is composed of a first connecting rod 15, an annular lubricating piece 16 and a second connecting piece 17, two ends of the annular lubricating piece 16 are fixedly connected with the first connecting rod 15 and the second connecting piece 17 respectively, a first annular oil storage cavity 18 is formed inside the annular lubricating piece 16, an oil conveying cavity is formed inside the second connecting piece 17, one end of the oil conveying cavity is fixedly communicated with one end of the first annular oil storage cavity 18, a plurality of first oil seepage holes which are uniformly distributed are formed in the inner side of the first annular oil storage cavity 18, a first oil filling hole is formed in the top of the second connecting piece 17, a first oil plug 19 is connected to the middle of the first oil filling hole in a clamping manner, the dustproof lubricating mechanism 11 is fixed inside the box body 1 through the first connecting rod 15 and the second connecting piece 17, lubricating oil is injected into the oil conveying cavity through the first oil seepage hole, and flows through the oil conveying cavity to enter the first annular oil storage cavity 18 for long, lubricating oil slowly flows out through first oil seepage hole, lubricates electric hydraulic cylinder 14's surface, prevents it from rustting, and can prevent to a certain extent that the dust passes through electric hydraulic cylinder 14's gap entering hydro-cylinder inside, and then influences electric hydraulic cylinder 14 operating condition.

Preferably, the second oil reservoir has been seted up to annular lubricating mechanism 8's inside, a plurality of evenly distributed's second oil seepage hole 20 has been seted up to the inboard in second oil reservoir, the second oil filler point has all been seted up at the both ends at annular lubricating mechanism 8 top, the equal block in middle part of two second oil filler points is connected with the second oil stopper, lubricating oil is stored in the second oil reservoir, lubricating oil slowly oozes from second oil seepage hole 20, uninterruptedly lubricate spacing post 7, avoid spacing post 7 rust owing to long-time the use, so that the life reduces, pour into lubricating oil into in to the second oil reservoir through the second oil filler point, live the second oil filler point with the second oil stopper, avoid lubricating oil to spill.

Preferably, the top of 1 both sides of box all has two gold angle sign indicating numbers 13 through 2 fixedly connected with of first fixing bolt, and the equal threaded connection of one end of four gold angle sign indicating numbers 13 has second fixing bolt 3, can be with whole device fixed mounting in the bottom of portal crane through second fixing bolt 3, and easy dismounting, spare part damages and is convenient for change.

Preferably, the middle part of the limiting rod 10 is provided with threads, so that the threads enable the connecting mode of the limiting rod 10 and the limiting threaded hole 6 to be firmer, and the major accident can not occur due to loosening caused by emergency.

When the device is used, the device can be firmly installed at the bottom of the gantry crane through the second fixing bolt 3 without worrying about looseness, then the gantry crane is fixed if necessary, the power switch 4 is turned on, the electric hydraulic cylinder 14 is started, the electric hydraulic cylinder 14 extends to drive the limiting column 7 to move downwards and finally be clamped in the anchoring hole, the power switch 4 is turned off, the limiting rod 10 is spirally fixed in the limiting threaded hole 6, so that the limiting column 7 is connected more firmly, the stretching of the limiting column 7 can be automatically adjusted through the electric hydraulic cylinder 14 without manual operation, the safety performance of the device is improved, the second movable door 9 is opened, after lubricating oil is injected into the second oil storage cavity through the second oil filling hole, the second oil filling hole is plugged by the second oil plug, the lubricating oil is prevented from leaking, and the lubricating oil slowly seeps out from the second oil seepage hole 20, the limit post 7 is lubricated uninterruptedly, and the limit post 7 is prevented from rusting due to long-time use, so that the service life is shortened.

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 limiting anti-slip device comprises a box body (1) and is characterized in that an electric hydraulic cylinder (14) is fixedly mounted at the top of the inner wall of the box body (1), a dustproof lubricating mechanism (11) is fixedly connected to the middle of the inner wall of the box body (1), the middle of the dustproof lubricating mechanism (11) is connected with the middle of the electric hydraulic cylinder (14) in an inserting manner, a limiting column (7) is fixedly connected to the output end of the electric hydraulic cylinder (14), a plurality of uniformly distributed limiting threaded holes (6) are formed in the middle of the limiting column (7), a plurality of uniformly distributed through holes (5) are formed in the bottoms of two sides of the box body (1), one of the limiting threaded holes (6) is in threaded connection with a limiting rod (10), two ends of the limiting rod (10) respectively penetrate through the corresponding two through holes (5), and an annular lubricating mechanism (8) is fixedly connected to the bottom of the inner wall, the middle part fixed mounting of box (1) one side has switch (4), the middle part of box (1) opposite side articulates there is first dodge gate (12), electric cylinder (14) pass through switch (4) and external power supply electric connection, second dodge gate (9) have all been seted up at the both ends at annular lubrication mechanism (8) and box (1) junction top.

2. The gantry crane limiting anti-slip device according to claim 1, wherein: dustproof lubricating mechanism (11) comprise head rod (15), annular lubricating piece (16) and second connecting piece (17), the both ends difference fixedly connected with head rod (15) and second connecting piece (17) of annular lubricating piece (16), first annular oil storage chamber (18) have been seted up to the inside of annular lubricating piece (16), the oil transmission chamber has been seted up to the inside of second connecting piece (17), the one end of oil transmission chamber and the fixed intercommunication of the one end of first annular oil storage chamber (18), a plurality of evenly distributed's first oil seepage hole has been seted up to the inboard of first annular oil storage chamber (18), first oil filler point has been seted up at the top of second connecting piece (17), the middle part block of first oil filler point is connected with first oil plug (19).

3. The gantry crane limiting anti-slip device according to claim 1, wherein: the annular lubricating mechanism (8) is internally provided with a second oil storage cavity, the inner side of the second oil storage cavity is provided with a plurality of second oil seepage holes (20) which are uniformly distributed, the two ends of the top of the annular lubricating mechanism (8) are provided with second oil holes, and the middle parts of the second oil holes are clamped and connected with second oil plugs.

4. The gantry crane limiting anti-slip device according to claim 1, wherein: the top of box (1) both sides all is through two gold angle sign indicating numbers (13), four of first fixing bolt (2) fixedly connected with the one end equal threaded connection of gold angle sign indicating number (13) has second fixing bolt (3).

5. The gantry crane limiting anti-slip device according to claim 1, wherein: the middle part of the limiting rod (10) is provided with threads.