CN215971255U

CN215971255U - Connecting structure for lifting oil cylinder support of mining dump truck

Info

Publication number: CN215971255U
Application number: CN202122485604.8U
Authority: CN
Inventors: 赵乾杨; 叶永旺
Original assignee: Henan Yuexin Intelligent Machinery Co ltd
Current assignee: Henan Yuexin Intelligent Machinery Co ltd
Priority date: 2022-01-20
Filing date: 2022-01-20
Publication date: 2022-03-08
Anticipated expiration: 2032-01-20

Abstract

The utility model belongs to the technical field of dumper oil cylinder supports, and discloses a connecting structure of a lifting oil cylinder support of a mining dumper, which comprises a base, two side plates and a limiting assembly, the base is provided with two first sliding chutes, one side of each first sliding chute is provided with a second sliding chute communicated with the first sliding chute, the bottom of each side plate is sequentially connected with a first sliding block and a second sliding block, the utility model arranges the two side plates into a slidable structure, thereby the space between the two side plates can be adjusted, the limit block in the second sliding block can be matched with the limit groove on the side wall of the second sliding groove, and then fix a position the curb plate for the position keeps unchangeable after the interval of both sides board is adjusted, enlarges the lift hydro-cylinder size range that the support is suitable for, makes both sides board all be close to the hydro-cylinder connecting portion during the use, and the hydro-cylinder sliding distance between both sides board is little, has improved the stability of lifting work.

Description

Connecting structure for lifting oil cylinder support of mining dump truck

Technical Field

The utility model belongs to the technical field of dumper oil cylinder supports, and particularly relates to a connecting structure of a lifting oil cylinder support of a mining dumper.

Background

A mining dump truck belongs to one of mining equipment on a mine and is mainly used for transporting ores and other bulk materials on the mine. The mining truck lifts the carriage by means of the lifting oil cylinder, so that the self-unloading of goods is realized. Two ends of the lifting cylinder are respectively hinged with a frame girder and a carriage through a support, and the support is generally welded on the frame girder or the carriage.

The existing lifting oil cylinder support of the mining dump truck comprises a base, side plates and a limiting assembly, wherein the two side plates are welded on the base, the distance between the two side plates cannot be changed, the size range of the used lifting oil cylinder is smaller, when the width of the connecting end of the lifting oil cylinder is smaller, the distance between the side part of the lifting oil cylinder and the two side plates is larger, the distance between the end part of the oil cylinder and the two side plates which slide back and forth is larger, so that the lifting work is unstable, the abrasion loss between the oil cylinder and the side plates is larger, and the service life of the lifting oil cylinder is shortened.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a connecting structure of a lifting oil cylinder support of a mining dump truck, and aims to solve the problems that the distance between two side plates of the lifting oil cylinder support of the existing mining dump truck cannot be changed, the applicable lifting oil cylinder range is small, and the abrasion between an oil cylinder and the side plates is large.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a mining dump truck lifts hydro-cylinder support connection structure, includes base, two curb plates and spacing subassembly, seted up two first spouts on the base, every the second spout that communicates with it is all seted up to one side of first spout, every the bottom of curb plate all has connected gradually first slider and second slider, every the second slider all slides and sets up in a second spout, every first slider all slides and sets up in a first spout, every a plurality of spacing grooves have all been seted up on the both sides wall of second spout, every all slide in the second spout and be provided with two stoppers, and every stopper all can cooperate with arbitrary one spacing groove on the second spout of place.

Preferably, the side wall between the two side plates is connected with a pressing plate through a spring, and a rubber pad is bonded on the side wall between the two pressing plates.

Preferably, the bottom of each side plate is inwards provided with a third sliding groove, each third sliding groove is internally provided with a third sliding block in a sliding manner, the bottom end of each third sliding block is in the shape of two symmetrical inclined planes, one ends, close to each other, of the two limiting blocks in each second sliding block are both arc-shaped and connected with elastic ropes, and each inclined plane at the bottom of each third sliding block can be in sliding contact with the arc-shaped end of one limiting block.

Preferably, two fifth sliding grooves are formed in the second sliding block, each fifth sliding groove is connected to the limiting block, and each protruding block is in sliding fit with one fifth sliding groove.

Preferably, every the fourth spout that communicates with the third spout is all seted up to the inside of curb plate, every all be provided with the fourth slider in the fourth spout, and a terminal surface of every fourth slider all is the inclined plane, every all close soon through the screw thread on the curb plate and install the screw thread post, and the one end of every screw thread post all rotates to inlay and locates in a fourth slider, every all be connected with the projection on the fourth slider, and every projection all slides and inlays and locate on the lateral wall of a fourth spout, every a terminal surface of fourth slider also is the inclined plane to can with the inclined plane sliding contact of a fourth slider.

Preferably, the limiting assembly comprises a limiting pin and a fastening bolt, the limiting pin movably penetrates through the two side plates, the two pressing plates and the two rubber pads, and the fastening bolt is in threaded connection with the tail end of the limiting pin.

Compared with the prior art, the utility model has the following beneficial effects:

(1) according to the utility model, the two side plates are arranged into a slidable structure, so that the distance between the two side plates can be adjusted, the limiting block in the second sliding block can be matched with the limiting groove on the side wall of the second sliding groove, and the side plates are further positioned, so that the positions of the two side plates after the distance adjustment is finished are kept unchanged, the size range of the lifting oil cylinder suitable for the support is enlarged, the two side plates are both close to the oil cylinder connecting part when the lifting oil cylinder is used, the sliding distance of the oil cylinder between the two side plates is small, and the stability of the lifting work is improved.

(2) According to the utility model, the press plates are arranged on the side wall between the two side plates, the springs are connected between the press plates and the side plates, the rubber pads are bonded on the side wall between the two press plates, when the oil cylinder is connected with a manufacturing machine, the two press plates are both abutted against the side wall of the oil cylinder to buffer the oil cylinder, and meanwhile, the rubber pads can reduce the abrasion between the oil cylinder and the side plates, so that the service life of the oil cylinder is prolonged.

Drawings

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

FIG. 2 is an enlarged view of FIG. 1 at B;

FIG. 3 is a sectional view taken along line A in FIG. 1;

FIG. 4 is an enlarged view at C of FIG. 3;

FIG. 5 is a top view of the present invention;

in the figure: 1. a base; 2. a side plate; 3. a spacing pin; 4. pressing a plate; 5. a rubber pad; 6. a first chute; 7. a second chute; 8. a second slider; 9. a first slider; 10. a limiting groove; 11. a third chute; 12. a third slider; 13. a fourth slider; 14. a threaded post; 15. a fourth chute; 16. a limiting block; 17. an elastic cord; 18. a bump; 19. and a fifth chute.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides the following technical solutions: a lifting oil cylinder support connecting structure of a mining dump truck comprises a base 1, two side plates 2 and a limiting component, wherein the base 1 is welded on a frame girder or a carriage of the dump truck, two first sliding grooves 6 are formed in the base 1, a second sliding groove 7 communicated with each first sliding groove 6 is formed in one side of each first sliding groove 6, the bottom of each side plate 2 is sequentially connected with a first sliding block 9 and a second sliding block 8, each second sliding block 8 is arranged in one second sliding groove 7 in a sliding mode, each first sliding block 9 is arranged in one first sliding groove 6 in a sliding mode, the width of each second sliding block 8 is larger than that of each first sliding groove 6, so that the second sliding blocks 8 can stably slide in the second sliding grooves 7, the side plates 2 can stably slide on the base 1, the distance between the two side plates 2 can be freely adjusted according to the width of a connecting part of a lifting oil cylinder, the side plates 2 are close to the side parts of the oil cylinder, and the sliding distance between the two side plates 2 of the end parts of the oil cylinder during working is reduced, the stability of the oil cylinder during working is improved, a plurality of limiting grooves 10 are respectively arranged on two side walls of each second sliding groove 7, the limiting grooves 10 on the side walls of each second sliding groove 7 are distributed at equal intervals, each limiting groove 10 on one side wall of each second sliding groove 7 corresponds to one limiting groove 10 on the other side wall, the corresponding two limiting grooves 10 are arranged into a group, two limiting blocks 16 are respectively arranged in each second sliding block 8 in a sliding manner, each limiting block 16 can be matched with any limiting groove 10 on the second sliding groove 7, two groups of marking lines are also printed on the base 1, the number of each group of marking lines is equal to the number of the limiting grooves 10 on the side wall of one second sliding groove 7, each marking line corresponds to one group of limiting grooves 10, when the side plate 2 is moved, when the edge of the side plate 2 is overlapped with a certain marking line, the limiting blocks 16 are aligned with a certain group of limiting grooves 10, and the matching of the limiting blocks 16 and the limiting grooves 10 can be realized, the adjusted side plate 2 is positioned so that the position thereof remains unchanged.

Further, all there is clamp plate 4 on the lateral wall between two blocks of curb plates 2 through spring coupling, and clamp plate 4 and hydro-cylinder lateral part elastic contact can play the effect of buffering shock attenuation to it, all bonds rubber pad 5 on the lateral wall between two clamp plates 4, and rubber pad 5 can reduce the wearing and tearing between hydro-cylinder and the curb plate 2, prolongs its life.

Furthermore, a third sliding groove 11 is formed inwards at the bottom of each side plate 2, a third sliding block 12 is arranged in each third sliding groove 11 in a sliding manner, the bottom end of each third sliding block 12 is in the shape of two symmetrical inclined planes, one end of each second sliding block 8, which is close to the two limiting blocks 16, is in the shape of an arc surface and is connected with an elastic rope 17, each inclined plane at the bottom of each third sliding block 12 can be in sliding contact with the arc surface end of one limiting block 16, the inclined plane end of the third sliding block 12 can movably penetrate through the first sliding block 9 and enter between the two limiting blocks 16 in the second sliding block 8, initially, the two limiting blocks 16 in each second sliding block 8 are completely accommodated in the second sliding block 8, and in the process that the third sliding block 12 slides towards the second sliding block 8, the inclined plane is in relative sliding contact with the arc surface of the limiting blocks 16, so as to push out the two limiting blocks 16 towards the outside of the second sliding block 8, the elastic rope 17 is stretched, the matching of the limiting blocks 16 and the limiting grooves 10 is realized, when the third sliding block 12 slides out of the second sliding block 8, the two limiting blocks 16 reset under the action of the elastic rope 17, and the sliding of the second sliding block 8 in the second sliding groove 7 is not influenced.

Specifically, two fifth chutes 19 have all been seted up to every second slider 8's inside, all be connected with lug 18 on every stopper 16, and every lug 18 all with a fifth chute 19 sliding fit, as shown in fig. 4, when stopper 16 and spacing groove 10 cooperate, lug 18 is located the one end of fifth chute 19, third slider 12 can not continue to slide to second slider 8 again this moment, treat that third slider 12 shifts out when second slider 8, lug 18 is located the other end of fifth chute 19, guarantee that follow-up third slider 12 can continue to cooperate with two stopper 16 accuracies.

It is worth to be noted that, a fourth sliding groove 15 communicated with the third sliding groove 11 is formed inside each side plate 2, a fourth sliding block 13 is arranged in each fourth sliding groove 15, one end surface of each fourth sliding block 13 is an inclined surface, a threaded post 14 is screwed on each side plate 2 through threads, one end of each threaded post 14 is rotatably embedded in one fourth sliding block 13, each fourth sliding block 13 is connected with a convex post, each convex post is slidably embedded in the side wall of one fourth sliding groove 15, the fourth sliding block 13 is prevented from rotating, therefore, in the process of screwing the threaded post 14, the fourth sliding block 13 can be controlled to be close to or away from the third sliding block 12, one end surface of each fourth sliding block 13 is also an inclined surface and can be in sliding contact with the inclined surface of one fourth sliding block 13, when the fourth sliding block 13 is close to the third sliding block 12, the inclined surface is in sliding contact with the inclined surface, so that the third slide block 12 slides towards the second slide block 8, and when the fourth slide block 13 is far away from the third slide block 12, the limiting block 16 resets, so that the third slide block 12 resets.

Further, spacing subassembly includes spacer pin 3 and fastening bolt, 3 mobile runs through two blocks of curb plates 2 of spacer pin, two clamp plates 4 and two rubber pads 5, fastening bolt and 3 tail end screwed connection of spacer pin, during the installation, arrange the connecting portion of hydro-cylinder in between two blocks of curb plates 2 of adjusted interval, run through two curb plates 2 with the tail end of spacer pin 3 again, two clamp plates 4, two rubber pads 5 and hydro-cylinder connecting portion, it can to close fastening bolt soon to 3 tail ends of spacer pin at last.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a mining dump truck lifts hydro-cylinder support connection structure which characterized in that: including base (1), two curb plates (2) and spacing subassembly, two first spouts (6), every have been seted up on base (1) second spout (7) that communicate with it all are seted up to one side of first spout (6), every the bottom of curb plate (2) all has connected gradually first slider (9) and second slider (8), every second slider (8) all slide and set up in a second spout (7), every first slider (9) all slide and set up in a first spout (6), every a plurality of spacing grooves (10) have all been seted up on the both sides wall of second spout (7), every all slide in second slider (8) and be provided with two stopper (16), and every stopper (16) all can cooperate with arbitrary one spacing groove (10) on place second spout (7).

2. The mining dump truck lifting cylinder support connecting structure according to claim 1, characterized in that: the side wall between the two side plates (2) is connected with a pressing plate (4) through a spring, and a rubber pad (5) is bonded on the side wall between the two pressing plates (4).

3. The mining dump truck lifting cylinder support connecting structure according to claim 2, characterized in that: every third spout (11) have all been seted up inwards to the bottom of curb plate (2), and all slide in every third spout (11) and be provided with third slider (12), every the bottom of third slider (12) all is the inclined plane form of two symmetries, every the one end that two stopper (16) in second slider (8) are close all is the cambered surface to be connected with stretch cord (17), every inclined plane of third slider (12) bottom all can with the cambered surface end sliding contact of a stopper (16).

4. The mining dump truck lifting cylinder support connecting structure according to claim 3, characterized in that: every two fifth chutes (19) have all been seted up to the inside of second slider (8), every all be connected with lug (18) on stopper (16), and every lug (18) all with a fifth chute (19) sliding fit.

5. The mining dump truck lifting cylinder support connecting structure according to claim 4, characterized in that: every fourth spout (15) that communicates with third spout (11), every are all seted up to the inside of curb plate (2) all be provided with fourth slider (13) in fourth spout (15), and a terminal surface of every fourth slider (13) all is the inclined plane, every it installs screw thread post (14) all to close soon through the screw thread on curb plate (2), and the one end of every screw thread post (14) all rotates to inlay and locates in a fourth slider (13), every all be connected with the projection on fourth slider (13), and every projection all slides and inlays and locate on the lateral wall of a fourth spout (15), every the terminal surface of fourth slider (13) also is the inclined plane to can with the inclined plane sliding contact of a fourth slider (13).

6. The mining dump truck lifting cylinder support connecting structure according to claim 5, characterized in that: the limiting assembly comprises a limiting pin (3) and a fastening bolt, the limiting pin (3) movably penetrates through the two side plates (2), the two pressing plates (4) and the two rubber pads (5), and the fastening bolt is in threaded connection with the tail end of the limiting pin (3).