CN219909147U

CN219909147U - Counterweight structure for loader

Info

Publication number: CN219909147U
Application number: CN202321562728.4U
Authority: CN
Inventors: 李金龙; 王响玲
Original assignee: Shandong Jinlong Hydraulic Machinery Co ltd
Current assignee: Shandong Jinlong Hydraulic Machinery Co ltd
Priority date: 2023-06-19
Filing date: 2023-06-19
Publication date: 2023-10-27
Anticipated expiration: 2033-06-19

Abstract

The utility model discloses a counterweight structure for a loader, which comprises a fixed seat, wherein a plurality of jacks are formed in the upper surface of the fixed seat, a fixed plate positioned on one side of the jacks is fixedly connected inside the fixed seat, a hydraulic cylinder is fixedly installed inside the fixed seat, the output end of the hydraulic cylinder is connected with a square connecting column, one end of the square connecting column penetrates through the fixed seat to extend to one side of the fixed seat, and the outer side of the fixed seat is fixedly connected with a plurality of limiting plates. According to the utility model, the weight box can be finely adjusted in the jack through the fixing seat, the jack, the fixing plate, the hydraulic cylinder, the square connecting column, the limiting plate, the mounting plate and the plugboard, the problem that bolts are difficult to fix due to the fact that the threaded holes are difficult to coincide due to the fact that the weight mass is large is solved, the weight mass can be adjusted according to the situation through the fixing plate, the weight box, the lug plate, the limiting column, the nuts, the weight plate and the limiting holes, the mounting difficulty of the weight plate is reduced, the weight box is evenly distributed through the jack on the fixing seat, and the gravity center deviation of the loader is avoided.

Description

Counterweight structure for loader

Technical Field

The utility model relates to the technical field of loaders, in particular to a counterweight structure for a loader.

Background

The loader is a kind of earth and stone construction machine widely used in highway, railway, building, hydropower, harbor, mine and other construction engineering, and is mainly used for shoveling soil, sand, lime, coal and other bulk materials, and also can be used for slightly shoveling ores, hard soil and other materials. When the loader is in a loading process, the front-end materials are overweight, so that the center of a vehicle is unbalanced when the loader is in use, and even the situation of turning over can occur, and the loader needs to carry out weight balancing treatment at the tail part when in use.

Because the balancing weight is heavy, the assembly degree of difficulty that leads to the balancing weight is big in volume, the requirement to wire rope and hauling equipment is high, also can not nimble the quality of breeding of adjusting the balancing weight, can only the monoblock add or take out, bring inconvenience at the in-service use, current weight is big relies on the bolt to fix mostly simultaneously, place the back with the breeding at the loop wheel machine, the screw hole of counter weight is difficult to coincide with the screw hole of mounting panel, this can lead to follow-up fixing bolt to be difficult to fix the counter weight, can only lift the counter weight again and adjust, it is laborious to take.

Disclosure of Invention

The present utility model is directed to a counterweight structure for a loader, which solves the problems set forth in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a counter weight structure for loader, includes the fixing base, a plurality of jacks are seted up to the fixing base upper surface, the fixed plate that fixing base inside fixedly connected with is located jack one side, fixed mounting has the pneumatic cylinder in the fixing base, the output and the square spliced pole of pneumatic cylinder are connected, square spliced pole one end passes the fixing base and extends to fixing base one side, fixing base outside and a plurality of limiting plate fixed connection, fixing base side and mounting panel fixed connection, be provided with the screw hole of a plurality of symmetries on the mounting panel, jack and picture peg graft, picture peg upper surface and weight box bottom surface fixed connection, two symmetrical otic placode of weight box side fixedly connected with, spacing post and nut threaded connection, weight box inside is equipped with the counter weight plate, set up two spacing holes on the counter weight plate, spacing post and spacing hole peg graft, surface fixedly connected with two symmetrical hanger plates on the fixing base.

Preferably, the shape of the fixing seat is rectangular, the inside of the fixing seat is hollow, a rectangular through hole is formed in the side face of the fixing seat, and the square connecting column is movably inserted into the fixing seat through the rectangular through hole.

Preferably, the shape of jack is the rectangle, the internal diameter size of jack and the external diameter size looks adaptation of picture peg, picture peg and jack activity grafting, the quantity and the fixed plate of jack are equal with the limiting plate, fixed plate and limiting plate are located the jack both sides respectively.

Preferably, the side surface of the fixing plate and the side surface of the jack are positioned on the same horizontal plane, the height of the fixing plate is smaller than that of the fixing seat, and the central positions of the fixing plate and the limiting plate are positioned on the same horizontal line.

Preferably, the inner diameter size of the weight box is matched with the outer diameter size of the weight plate, the weight plate is movably inserted into the weight box, and rubber layers are arranged at the bottom and the side surfaces of the weight box.

Preferably, the lug plate is provided with a fixing hole, the inner diameter of the threaded hole is matched with that of the fixing hole, the threaded hole corresponds to the fixing hole in position and is located on the same vertical line, and the lug plate is connected with the mounting plate through a fixing bolt.

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

1. according to the utility model, the fixing seat, the jack, the fixing plate, the hydraulic cylinder, the square connecting column, the limiting plate, the mounting plate, the threaded hole, the plugboard and the weight box are arranged, so that the weight box can be finely adjusted after being placed in the jack until the threaded holes are mutually overlapped, the bolt is convenient to fix, the problem that the bolt is difficult to fix due to the fact that the threaded holes are difficult to be overlapped due to the fact that the weight is large in mass is solved, the working difficulty of operators is also reduced, the time of the installers is saved, and the installation efficiency is also improved.

2. The utility model can effectively adjust the weight according to actual conditions by arranging the fixing plate, the weight box, the lug plate, the limit post, the nut, the weight plate, the limit hole and the hanging plate, simultaneously reduces the weight of each weight, reduces the installation difficulty, enhances the flexibility of adjusting the weight, further improves the stability of the weight plate, avoids shaking the weight plate, and ensures that each weight box can be uniformly and symmetrically placed through the jack on the fixing seat, thereby avoiding the gravity center deviation of the loader.

Drawings

FIG. 1 is a schematic view of the external structure of the present utility model;

FIG. 2 is a schematic view of a portion of the structure of the present utility model;

FIG. 3 is a schematic view of a portion of the structure of the present utility model;

FIG. 4 is a schematic view of a portion of the structure of the present utility model;

fig. 5 is a partial structural cross-sectional view of the present utility model.

In the figure: 1. a fixing seat; 2. a jack; 3. a fixing plate; 4. a hydraulic cylinder; 5. square connecting columns; 6. a limiting plate; 7. a mounting plate; 8. a threaded hole; 9. inserting plate; 10. a weight box; 11. ear plates; 12. a limit column; 13. a nut; 14. a weight plate; 15. a limiting hole; 16. and a hanger plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present utility model provides a technical solution: the utility model provides a counter weight structure for loader, including fixing base 1, a plurality of jacks 2 are offered to fixing base 1 upper surface, the jack 2 shape is the rectangle, jack 2 is located same horizon, fixing base 1 inside and 3 top welding of fixed plate, fixed plate 3 side and jack 2 side are located same horizontal plane, jack 2 and fixed plate 3 quantity is the same, fixed plate 3 is located jack 2 one side, fixing base 1 inside side passes through the bolt and is connected with pneumatic cylinder 4 cooperation, the output and the square spliced pole 5 of pneumatic cylinder 4 are connected, square spliced pole 5 shape is the rectangle, rectangular through-hole is offered to fixing base 1 side, square spliced pole 5 one end passes fixing base 1 and extends to fixing base 1 one side, fixing base 1 outside and a plurality of limiting plate 6 welded fastening, fixing base 1 side and mounting panel 7 welded fastening, offer a plurality of symmetrical screw holes 8 on the mounting panel 7, the position of screw hole 8 corresponds with otic placode 11, screw hole 8 is located both sides about jack 2, jack 2 and picture peg 9 activity grafting, picture peg 9 upper surface and weight box 10 bottom surface welded fastening, two symmetrical otic placode 11 are welded fastening to weight box 10 side, two symmetrical in the weight box 10 bottom 12 fixed with two limiting posts 12, limit post 12 fixed with the top of the limit nut is offered to the limit nut 15, limit nut 15 welded fastening is offered to two limiting plate 15 on the limit nut 15.

The shape of the fixing seat 1 is rectangular, the inside of the fixing seat 1 is hollow, the side surface of the fixing seat 1 is provided with a rectangular through hole, the square connecting column 5 is movably inserted with the fixing seat 1 through the rectangular through hole, the positions of the inserting plate 9 and the weight boxes 10 can be limited through the hollow arrangement in the fixing seat 1 and the matching of the inserting holes 2, so that the positions of the ear plates 11 are initially corresponding to the threaded holes 8, a plurality of weight boxes 10 can be uniformly distributed on the fixing seat 1, the situation that the center of gravity of the loader is deviated due to the fact that the installation positions of the weight boxes 10 are not in the center is avoided, the practicability of the weight is enhanced, the shape of the inserting holes 2 is rectangular, the inner diameter size of the inserting holes 2 is matched with the outer diameter size of the inserting plate 9, the inserting plates 9 are movably inserted with the inserting holes 2, the number of the inserting holes 2 is equal to the fixing plates 3 and the limiting plates 6, the fixing plates 3 and the limiting plates 6 are respectively positioned on two sides of the inserting holes 2, the jack 2 and the fixed plates 3 are the same in number, so that each weight box 10 can be effectively fixed on the fixed seat 1, the weight box 10 is prevented from shaking, the side face of the fixed plate 3 and the side face of the jack 2 are located on the same horizontal plane, the height of the fixed plate 3 is smaller than that of the fixed seat 1, the center positions of the fixed plate 3 and the limiting plate 6 are located on the same horizontal line, the hydraulic cylinder 4 can be driven so that the fixed plate 3 and the limiting plate 6 clamp and fix the plugboard 9, the plugboard 9 and the weight box 10 are ensured to be located on the horizontal position, the threaded holes 8 are mutually overlapped with the ear plates 11, the convenience and stability of bolt installation are improved, the inner diameter size of the weight box 10 is matched with the outer diameter size of the weight plate 14, the weight plate 14 is movably spliced with the weight box 10, the bottom and the side face of the weight box 10 are provided with rubber layers, the stability of the weight plate 14 can be enhanced through the rubber layers, the influence of the movement of the counterweight plate 14 on the gravity center is avoided, the lug plate 11 is provided with a fixing hole, the inner diameter size of the threaded hole 8 is matched with the inner diameter size of the fixing hole, the position of the threaded hole 8 and the position of the fixing hole are corresponding and located on the same vertical line, the lug plate 11 is connected with the mounting plate 7 through a fixing bolt, and therefore the mounting plate 7 and the lug plate 11 are conveniently fixed through the bolt connection, and the actual use effect is improved.

Working principle: when the weight box is used, an operator places the weight plates 14 in the weight box 10, meanwhile, the limiting columns 12 penetrate through the limiting holes 15 to limit and fix the weight plates 14, after a plurality of weight plates 14 are installed according to actual conditions, the weight plates 14 are fixed in the weight box 10 through threaded connection of nuts 13 and the limiting columns 12, then the inserting plates 9 are inserted into the inserting holes 2 at corresponding positions on the upper surface of the fixing base 1, then the inserting plates 9 at the bottoms of the weight boxes 10 are respectively inserted into the inserting holes 2 at corresponding positions, the positions of the weight boxes 10 are limited through the inserting holes 2, the weight boxes 10 are uniformly and symmetrically distributed on the surface of the fixing base 1, the stability of integral weight is improved, the gravity center offset is avoided, after the weight boxes 10 are placed, the hydraulic cylinders 4 are driven to enable the square connecting columns 5 to move under the cooperation of the fixing base 1, the limiting plates 6 push the inserting plates 9 to move until the limiting plates 6 and the fixing plates 3 clamp and fix the inserting plates 9, and at the time, the lug plates 11 at two sides of the weight boxes 10 are mutually overlapped with the through holes of the threaded holes 8, and the weight boxes 10 are connected through fixing bolts.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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 counter weight structure for loader, includes fixing base (1), its characterized in that: the utility model discloses a jack, including fixing base (1), fixing base (1) upper surface sets up a plurality of jacks (2), fixing base (1) inside fixedly connected with is located fixed plate (3) of jack (2) one side, fixing base (1) internal fixation has pneumatic cylinder (4), the output and the square spliced pole (5) of pneumatic cylinder (4) are connected, square spliced pole (5) one end passes fixing base (1) and extends to fixing base (1) one side, fixing base (1) outside and a plurality of limiting plate (6) fixed connection, fixing base (1) side and mounting panel (7) fixed connection, be provided with a plurality of symmetrical screw holes (8) on mounting panel (7), jack (2) are pegged graft with picture peg (9), picture peg (9) upper surface and weight box (10) bottom surface fixed connection, weight box (10) side fixed connection has two symmetrical otic placodes (11), weight limiting column (12) bottom surface fixed connection with two symmetries in weight box (10), weight limiting column (12) and nut (13) threaded connection, weight limiting plate (14) are equipped with limiting plate (14) limiting plate (15), the upper surface of the fixed seat (1) is fixedly connected with two symmetrical hanging plates (16).

2. The counterweight structure for a loader according to claim 1, wherein: the fixing seat (1) is rectangular, the inside of the fixing seat (1) is hollow, a rectangular through hole is formed in the side face of the fixing seat (1), and the square connecting column (5) is movably inserted into the fixing seat (1) through the rectangular through hole.

3. The counterweight structure for a loader according to claim 1, wherein: the shape of jack (2) is the rectangle, the internal diameter size of jack (2) and the external diameter size looks adaptation of picture peg (9), picture peg (9) are pegged graft with jack (2) activity, the quantity of jack (2) equals with fixed plate (3) and limiting plate (6), fixed plate (3) and limiting plate (6) are located jack (2) both sides respectively.

4. The counterweight structure for a loader according to claim 1, wherein: the side of fixed plate (3) is located same horizontal plane with the side of jack (2), the height of fixed plate (3) is less than the height of fixing base (1), the central point of fixed plate (3) and limiting plate (6) puts and is located same horizontal line.

5. The counterweight structure for a loader according to claim 1, wherein: the inner diameter of the weight box (10) is matched with the outer diameter of the weight plate (14), the weight plate (14) is movably inserted into the weight box (10), and rubber layers are arranged at the bottom and the side face of the weight box (10).

6. The counterweight structure for a loader according to claim 1, wherein: the fixed hole is formed in the lug plate (11), the inner diameter of the threaded hole (8) is matched with that of the fixed hole, the threaded hole (8) corresponds to the fixed hole in position and is located on the same vertical line, and the lug plate (11) is connected with the mounting plate (7) through a fixing bolt.