Loader rocker arm side plate reinforcing structure

Abstract

The utility model discloses a loader rocker arm side plate reinforcing structure which comprises a rocker arm body, and the inner side of the rocker arm body is fixedly connected with a buffering assembly used for protecting a loader rocker arm side plate through a positioning bolt. The buffering assembly comprises a fixing plate, the inner side of the fixing plate makes contact with the outer side of the rocker arm body, a protection box is fixedly connected to the surface of the buffering assembly, and a fixing block is fixedly connected to the top of an inner cavity of the protection box. In the using process of the loader rocker arm side plate, a rubber contact plate makes contact with an obstacle and the like firstly, the rubber contact plate extrudes a first buffer spring to deform and move upwards, and a reinforcing rib and a movable plate are driven to move upwards to extrude a buffer sleeve rod to stretch out and draw back towards an inner cavity of a buffer sleeve; when the buffer sleeve rod stretches out and draws back, the second buffer spring is extruded to deform to buffer impact force generated during contact, the impact force is prevented from directly acting on the loader rocker arm side plate, and the strength of the loader rocker arm side plate is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to loader technical field, concretely is a loader rocker arm side plate reinforcing structure. BACKGROUND

[0002] The loader is a kind of earthwork construction machinery widely used in highway, railway, building, water and electricity, port, mine and other construction projects, it is mainly used for shoveling soil, sand, lime, coal and other bulk materials, also can be lightly shovel to ore, hard soil and other operations.For different auxiliary working device also can carry out bulldozing, hoisting and other material such as timber's loading and unloading operation.In road, especially in high-grade highway construction, loader is used for filling and digging of roadbed engineering, asphalt mixture and cement concrete stockpile's material gathering and loading and other operations.In addition, it can also carry out pushing soil, scraping ground and towing other machinery and other operations.As loader has the advantages of fast operation speed, high efficiency, good mobility, easy operation etc., therefore it becomes one of the main machine types of earthwork construction in engineering construction.

[0003] But prior art still has big deficiency, for example:

[0004] In prior art: loader rocker arm side plate will directly contact ore, soil, sand and other bulk materials in actual use, and large ore can impact side plate in loading and unloading process, cause abrasion or damage to side plate, simultaneously, side plate can contact and collide with various obstacles in operation site, and when loader operates on steep hill, side plate can be contacted by stone, protruding object etc. on ground when rocker arm is lowered to lower position, cause damage. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of loader rocker arm side plate reinforcing structure to solve the problems in the above background.

[0006] To achieve the above object, the utility model provides the following technical scheme: a kind of loader rocker arm side plate reinforcing structure, including rocker arm body, the inner side of the rocker arm body is fixedly connected with the buffer assembly for protecting the loader rocker arm side plate by positioning bolt;The buffer assembly includes fixed plate, and the inner side of the fixed plate is in contact with the outer side of rocker arm body;

[0007] The surface of the buffer assembly is fixedly connected with a protection box body, the top of the inner cavity of the protection box body is fixedly connected with a fixed block, the middle end of the bottom of the fixed block is fixedly connected with a buffer sleeve, the inner cavity of the buffer sleeve is movably connected with a buffer sleeve rod, the surface of the buffer sleeve rod is sleeved with a second buffer spring, the bottom of the buffer sleeve rod is fixedly connected with a movable plate, the bottom of the movable plate is fixedly connected with a reinforcing rib, the inner side of the reinforcing rib is fixedly connected with a rubber contact plate, the top of the rubber contact plate is fixedly connected with a first buffer spring, and the top of the first buffer spring is fixedly connected with the bottom of the rocker body.

[0008] Preferably, the inner side of the rocker body is provided with a supporting mechanism for supporting the arm rod, the supporting mechanism comprises a fixed rod fixedly connected with the inner side of the rocker body, the surface of the fixed rod is fixedly connected with a connecting rod, and the upper end of the connecting rod is provided with a reserved hole.

[0009] Preferably, the left side of the rocker body is fixedly connected with a first shaft pin, and the middle end of the first shaft pin is provided with a first shaft pin hole.

[0010] Preferably, the right side of the rocker body is fixedly connected with a second shaft pin, and the middle end of the second shaft pin is provided with a second shaft pin hole.

[0011] Preferably, the outer side of the positioning bolt is fixedly connected with a positioning nut, and the surface of the positioning nut is provided with a special screw hole.

[0012] Preferably, the lower end of the inner side of the connecting rod is fixedly connected with a supporting rod, the surface of the supporting rod is fixedly connected with a reinforcing plate, the outer side of the reinforcing plate is fixedly connected with a positioning plate, and the outer side of the positioning plate is fixedly connected with a limiting tube.

[0013] Preferably, the reinforcing rib is L-shaped and uniformly distributed.

[0014] Compared with the prior art, the utility model has the advantages that:

[0015] 1. By arranging the buffer assembly, in the process of using the loader rocker side plate, the rubber contact plate will first contact the obstacles, the first buffer spring is deformed by the rubber contact plate extrusion and moves upward, the reinforcing rib and the movable plate are driven to move upward and extrude the buffer sleeve rod to stretch and contract in the inner cavity of the buffer sleeve, the second buffer spring is deformed by the buffer sleeve rod stretching and contracting, the impact force generated during contact is buffered, the impact force is not directly applied to the loader rocker side plate, and the strength of the loader rocker side plate is improved.

[0016] 2. With the setting of the supporting mechanism, through the cooperation of the fixed rod and the connecting rod, the loading machine's tipping bucket and the like can be installed, the tipping bucket connecting rod penetrates through the connecting rod and extends to the outside of the limiting tube for installation, and the limiting tube is provided with a positioning plate and a supporting rod on one side, and the limiting tube can be supported through the cooperation of the positioning plate and the supporting rod, and the stress of the limiting tube is shared. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a structural schematic view of the utility model;

[0018] Figure 2 It is a structural schematic view of the utility model fixed plate;

[0019] Figure 3 It is a structural schematic view of the utility model rubber contact plate;

[0020] Figure 4 It is a structural schematic view of the utility model buffer sleeve rod;

[0021] Figure 5 It is a structural schematic view of the utility model positioning plate.

[0022] In the drawing: 1, rocker body; 2, first shaft pin; 3, first shaft pin hole; 4, buffer assembly; 41, fixed plate; 42, reinforcing rib; 43, protection box; 44, rubber contact plate; 45, first buffer spring; 46, fixed block; 47, buffer sleeve rod; 48, buffer sleeve; 49, movable plate; 410, second buffer spring; 5, second shaft pin; 6, second shaft pin hole; 7, positioning bolt; 8, positioning nut; 9, supporting mechanism; 91, fixed rod; 92, connecting rod; 93, reinforcing plate; 94, limiting tube; 95, positioning plate; 96, supporting rod. DETAILED DESCRIPTION

[0023] The technical scheme in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.

[0024] Please refer to Figures 1-5 The utility model provides a kind of technical scheme: a kind of loader rocker side plate reinforcing structure, including rocker body 1, the inner side of rocker body 1 is fixedly connected with the buffer assembly 4 for protecting the buffer assembly 4 for protecting the loader rocker side plate by positioning bolt 7;Buffer assembly 4 includes fixed plate 41, the inner side of fixed plate 41 is in contact with the outer side of rocker body 1;

[0025] The surface of the buffer assembly 4 is fixedly connected with a protection box 43, the top of the inner cavity of the protection box 43 is fixedly connected with a fixed block 46, the bottom of the middle end of the fixed block 46 is fixedly connected with a buffer sleeve 48, the inner cavity of the buffer sleeve 48 is movably connected with a buffer sleeve rod 47, the surface of the buffer sleeve rod 47 is sleeved with a second buffer spring 410, the bottom of the buffer sleeve rod 47 is fixedly connected with a movable plate 49, the bottom of the movable plate 49 is fixedly connected with a reinforcing rib 42, the inner side of the reinforcing rib 42 is fixedly connected with a rubber contact plate 44, the top of the rubber contact plate 44 is fixedly connected with a first buffer spring 45, and the top of the first buffer spring 45 is fixedly connected with the bottom of the rocker body 1.

[0026] In the embodiment, the buffer assembly 4 is fixed on one side of the rocker body 1 through the positioning bolt 7, and the buffer assembly 4 moves as a whole when the rocker body 1 works. When the rocker body 1 drops to a lower position, the rubber contact plate 44 at the bottom of the rocker body 1 first contacts and extrudes the first buffer spring 45 to make the first buffer spring 45 deform and move upward. At the same time that the rubber contact plate 44 moves upward, the reinforcing rib 42 and the movable plate 49 move upward to extrude the buffer sleeve rod 47 to stretch and contract in the inner cavity of the buffer sleeve 48. At the same time that the buffer sleeve rod 47 stretches and contracts, the second buffer spring 410 is extruded to deform to buffer the impact force generated when contacting, so that the impact force is not directly applied to the loader rocker side plate, the strength of the loader rocker side plate is improved, and the material of the rubber contact plate 44 is natural rubber and the material of the reinforcing rib 42 is alloy steel.

[0027] Referring to Figure 5 As shown in the figure, the inner side of the rocker body 1 is provided with a supporting mechanism 9 for supporting the arm rod, and the supporting mechanism 9 comprises a fixed rod 91 fixedly connected with the inner side of the rocker body 1, and a connecting rod 92 fixedly connected with the surface of the fixed rod 91, and a reserved hole is arranged at the upper end of the connecting rod 92.

[0028] In the embodiment, the fixed rod 91 and the connecting rod 92 are arranged to be used for connecting and fixing the connecting rod of the rocker.

[0029] Referring to Figure 1 As shown in the figure, the left side of the rocker body 1 is fixedly connected with a first shaft pin 2, and a first shaft pin hole 3 is arranged at the middle end of the first shaft pin 2.

[0030] In the embodiment, the first shaft pin 2 and the first shaft pin hole 3 are arranged to be used for connecting the bucket and the like.

[0031] Referring to Figure 1 As shown in the figure, the right side of the rocker body 1 is fixedly connected with a second shaft pin 5, and a second shaft pin hole 6 is arranged at the middle end of the second shaft pin 5.

[0032] In the embodiment, the second shaft pin 5 and the second shaft pin hole 6 are arranged to facilitate the connection of the loader shell and the rocker body 1.

[0033] Referring to Figure 2 As shown, the outer side of the positioning bolt 7 is fixedly connected with a positioning nut 8, and the surface of the positioning nut 8 is provided with a special screw hole.

[0034] In the embodiment, the special screw hole of the positioning nut 8 can avoid non-professionals from adjusting the positioning nut 8.

[0035] Referring to Figure 5 As shown, the lower end of the inner side of the connecting rod 92 is fixedly connected with a support rod 96, the surface of the support rod 96 is fixedly connected with a reinforcing plate 93, the outer side of the reinforcing plate 93 is fixedly connected with a positioning plate 95, and the outer side of the positioning plate 95 is fixedly connected with a limiting tube 94.

[0036] In the embodiment, the limiting tube 94 can re-limit and support the connecting rod of the bucket, and one side of the limiting tube 94 is further provided with the support rod 96 and the positioning plate 95 for sharing stress and reducing the direct mechanical strength acting on the connecting rod 92.

[0037] Referring to Figure 2 As shown, the reinforcing ribs 42 are arranged in an L shape, and the reinforcing ribs 42 are uniformly distributed.

[0038] In the embodiment, the reinforcing ribs 42 are arranged in an L shape, which can enhance the stability of the structure and improve the bending resistance of the structure, thereby avoiding damage to the reinforcing ribs 42 caused by the acting force.

[0039] Working principle: the user passes the connecting rod of the bucket through the reserved holes on both sides of the connecting rod 92 and inserts it into the inner cavity of the limiting tube 94, and through the positioning plate 95 and the support rod 96 arranged on one side of the limiting tube 94, the limiting tube 94 can be supported through the cooperation of the positioning plate 95 and the support rod 96, and at the same time, the limiting tube 94 shares part of the stress while bearing the gravity, thereby reducing the stress directly acting on the inner cavity of the limiting tube 94 and reducing the damage efficiency of the limiting tube 94. In the process of using the loader rocker side plate, the rubber contact plate 44 will first contact the obstacles, and through the extrusion of the first buffer spring 45, the rubber contact plate 44 deforms upward and drives the reinforcing ribs 42 and the movable plate 49 to move upward to extrude the buffer sleeve rod 47 to stretch and contract in the inner cavity of the buffer sleeve tube 48. At the same time, the second buffer spring 410 is extruded to deform, thereby buffering the impact force generated during contact, avoiding the impact force directly acting on the loader rocker side plate, and improving the strength of the loader rocker side plate.

[0040] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A loader arm side plate reinforcement structure comprising an arm body (1), characterized by: The inner side of the rocker body (1) is fixedly connected with a buffer assembly (4) for protecting the side plate of the loader rocker through a positioning bolt (7); the buffer assembly (4) comprises a fixed plate (41), and the inner side of the fixed plate (41) is in contact with the outer side of the rocker body (1); The surface of the buffer assembly (4) is fixedly connected with a protection box (43), the top of the inner cavity of the protection box (43) is fixedly connected with a fixed block (46), the bottom of the fixed block (46) is fixedly connected with a buffer sleeve (48), the inner cavity of the buffer sleeve (48) is movably connected with a buffer sleeve rod (47), the surface of the buffer sleeve rod (47) is sleeved with a second buffer spring (410), the bottom of the buffer sleeve rod (47) is fixedly connected with a movable plate (49), the bottom of the movable plate (49) is fixedly connected with a reinforcing rib (42), the inner side of the reinforcing rib (42) is fixedly connected with a rubber contact plate (44), the top of the rubber contact plate (44) is fixedly connected with a first buffer spring (45), and the top of the first buffer spring (45) is fixedly connected with the bottom of the rocker body (1).

2. A loader arm side plate reinforcement structure as claimed in claim 1, characterized in that: The inner side of the rocker body (1) is provided with a supporting mechanism (9) for supporting the arm rod, the supporting mechanism (9) comprises a fixed rod (91) fixedly connected with the inner side of the rocker body (1), and the surface of the fixed rod (91) is fixedly connected with a connecting rod (92).

3. A loader arm side plate reinforcement structure as claimed in claim 2, characterized in that: The left side of the rocker body (1) is fixedly connected with a first shaft pin (2), and the middle end of the first shaft pin (2) is provided with a first shaft pin hole (3).

4. A loader arm side plate reinforcement structure as claimed in claim 3, characterized in that: The right side of the rocker body (1) is fixedly connected with a second shaft pin (5), and the middle end of the second shaft pin (5) is provided with a second shaft pin hole (6).

5. A loader arm side plate reinforcement structure as claimed in claim 1, characterized by: The outer side of the positioning bolt (7) is fixedly connected with a positioning nut (8), and the surface of the positioning nut (8) is provided with a special screw hole.

6. A loader arm side plate reinforcement structure as claimed in claim 2, characterized by: The inner side of the connecting rod (92) is fixedly connected with a supporting rod (96), the surface of the supporting rod (96) is fixedly connected with a reinforcing plate (93), the outer side of the reinforcing plate (93) is fixedly connected with a positioning plate (95), and the outer side of the positioning plate (95) is fixedly connected with a limiting tube (94).

7. A loader arm side plate reinforcement structure as claimed in claim 1, characterized by: The reinforcing rib (42) is L-shaped, and the reinforcing ribs (42) are uniformly distributed.

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