Machine chain structure of ditching machine chain

Abstract

The utility model relates to the technical field of furrowing machine chains, in particular to a machine chain structure of a furrowing machine chain, which comprises an inner chain plate and an outer chain plate, the inner chain plate is provided with two fixing grooves, the inner chain plate is fixedly connected with rubber sleeves through the fixing grooves, the outer chain plate is provided with four rotating grooves, and first rivets are rotatably connected in the rubber sleeves on the left side and the right side. The outer chain plates located on the left side and the right side are rotationally connected with first rivets through the rotating grooves, the two rubber sleeves located in the middle are internally and rotationally connected with second rivets, and the outer chain plate located in the middle is rotationally connected with the second rivets through the rotating grooves. The second rivet can be locked by penetrating the connecting pin shaft through the connecting pin hole, the connecting pin shaft is prevented from being dislocated through the limiting block, the limiting block is fixed through the buckle and the spring, the device can be rapidly mounted and dismounted, the device is not prone to falling off after being mounted, and the working efficiency of the ditcher during maintenance or repair can be effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of trencher chains, in particular to a trencher chain structure. Background Art

[0002] A trencher is a new type of trenching and grooving equipment, specifically a mechanical equipment used for laying farmland pipelines, urban and rural optical cables, etc. During the operation of the trencher, a chain is required for transmission, and the turntable is driven by a drive motor to rotate for excavation.

[0003] The chain of a trencher generally needs regular maintenance or replacement. The chain structure of some existing trencher chains is difficult to install and disassemble, resulting in low work efficiency when maintaining or repairing the trencher. Therefore, a chain structure of a trencher chain is proposed to address the above problems. Utility Model Content

[0004] The utility model aims to provide a machine chain structure of a trenching machine chain, so as to solve the problem that the machine chain structure of the trenching machine chain is difficult to install and disassemble, resulting in low working efficiency when maintaining or repairing the trenching machine.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A chain structure of a trenching machine chain, comprising an inner chain plate and an outer chain plate, the inner chain plate being provided with two fixed grooves, the inner chain plate being fixedly connected to a rubber sleeve through the fixed groove, the outer chain plate being provided with four rotating grooves, the rubber sleeves on the left and right sides being rotatably connected to a first rivet, the outer chain plates on the left and right sides being rotatably connected to the first rivet through the rotating grooves, the two rubber sleeves in the middle being rotatably connected to a second rivet, the outer chain plate in the middle being rotatably connected to the second rivet through the rotating grooves, a connecting pin hole being provided on the top of the second rivet, the second rivet being engaged with a connecting pin shaft through the connecting pin hole, the connecting pin shaft being engaged with a limit block relative to the inner side, the limit block being fixedly connected to a first connecting shaft at the rear side, the first connecting shaft being fixedly connected to a second connecting shaft at the rear end, the left and right ends of the second connecting shaft being fixedly connected to springs, the spring being fixedly connected to a buckle relative to the outer side, and the buckle being engaged with the outer chain plate in the middle.

[0007] Preferably, there are multiple inner link plates and outer link plates, and the inner link plates and outer link plates are staggered. There are multiple fixing grooves and rubber sleeves, and the fixing grooves are vertically distributed cylindrical grooves. The rubber sleeves are vertically distributed circular tube structures, and the rubber sleeves have a certain elasticity.

[0008] Preferably, there are multiple rotating grooves, all of which are vertically distributed circular tubular structures, the first rivet and the second rivet are vertically distributed, there are multiple first rivets, and there are two second rivets and two connecting pin holes.

[0009] Preferably, there are two connecting pins, each of which has a certain elastic force, and there are two limit blocks and two first connecting shafts. Both ends of the limit blocks are provided with protrusions, and the first connecting shafts are rectangular shafts horizontally distributed in the front-to-back direction.

[0010] Preferably, there are two second connecting shafts, both of which are rectangular shafts horizontally distributed in the left and right directions. There are two groups of springs and buckles, each group of springs and buckles has two springs and buckles. The springs are horizontally distributed in the left and right directions, and the buckles are all "U"-shaped bending block structures.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] In the utility model, by means of the connecting pin, limit block, spring and buckle, the second rivet can be locked by the connecting pin passing through the connecting pin hole, the connecting pin can be prevented from being dislocated by the limit block, the buckle can be engaged and fixed by the elastic force of the spring, and the limit block can be fixed by the buckle. The device can be quickly installed and disassembled and is not easy to fall off after installation, which can effectively improve the work efficiency during maintenance or repair of the trencher. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0014] Figure 2 This is a top view of the overall structure of the utility model;

[0015] Figure 3 For this utility model Figure 1 A schematic diagram of the structure at A;

[0016] Figure 4 For this utility model Figure 1 Schematic diagram of the structure at B;

[0017] Figure 5 For this utility model Figure 2 Schematic diagram of the structure at C;

[0018] Figure 6 For this utility model Figure 2 Schematic diagram of the structure at D.

[0019] In the figure: 1. inner link plate; 2. outer link plate; 3. fixing groove; 4. rubber sleeve; 5. rotating groove; 6. first rivet; 7. second rivet; 8. connecting pin hole; 9. connecting pin shaft; 10. limit block; 11. first connecting shaft; 12. second connecting shaft; 13. spring; 14. buckle. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-6 , the utility model provides a technical solution:

[0022] A chain structure of a trenching machine chain comprises an inner chain plate 1 and an outer chain plate 2, wherein the inner chain plate 1 is provided with two fixing grooves 3, the inner chain plate 1 is fixedly connected to a rubber sleeve 4 through the fixing grooves 3, the outer chain plate 2 is provided with four rotating grooves 5, the rubber sleeves 4 on the left and right sides are rotationally connected to a first rivet 6, the outer chain plates 2 on the left and right sides are rotationally connected to the first rivet 6 through the rotating grooves 5, the two rubber sleeves 4 in the middle are rotationally connected to a second rivet 7, the outer chain plate 2 in the middle is rotationally connected to the second rivet 7 through the rotating grooves 5, a connecting pin hole 8 is provided on the top of the second rivet 7, the second rivet 7 is engaged with a connecting pin shaft 9 through the connecting pin hole 8, the connecting pin shaft 9 is engaged with a limit block 10 relative to the inner side, the limit block 10 is fixedly connected to a first connecting shaft 11 at the rear side, the first connecting shaft 11 is fixedly connected to a second connecting shaft 12 at the rear end, the left and right ends of the second connecting shaft 12 are fixedly connected to springs 13, the spring 13 is fixedly connected to a buckle 14 relative to the outer side, and the buckle 14 is engaged with the outer chain plate 2 in the middle.

[0023] There are multiple inner link plates 1 and outer link plates 2, which are staggered, multiple fixing grooves 3 and rubber sleeves 4, which are vertically distributed cylindrical grooves, and vertically distributed round tube structures of rubber sleeves 4. The rubber sleeves 4 have a certain elasticity, which can reduce the wear of the first rivet 6 and the second rivet 7; there are multiple rotating grooves 5, which are vertically distributed round tube structures, the first rivet 6 and the second rivet 7 are vertically distributed, there are multiple first rivets 6, and there are two second rivet 7 and connecting pin holes 8, which can rivet the outer link plate 2 in the middle and the two inner sides respectively; the connecting pin There are two shafts 9, and the connecting pin shaft 9 has a certain elastic force. There are two limit blocks 10 and two first connecting shafts 11. There are protrusions on both ends of the limit blocks 10. The first connecting shafts 11 are all rectangular shafts horizontally distributed in the front and rear directions, and the limit blocks 10 and the second connecting shafts 12 can be fixedly connected; there are two second connecting shafts 12, and the second connecting shafts 12 are all rectangular shafts horizontally distributed in the left and right directions. There are two groups of springs 13 and buckles 14, and each group of springs 13 and buckles 14 has two. The springs 13 are horizontally distributed in the left and right directions. The buckles 14 are all "U"-shaped bending block structures that can be fixed with the outer link plate 2.

[0024] Working process: Before use, multiple inner link plates 1 and outer link plates 2 are riveted into a chain structure through the riveting device through the first rivet 6. The number of inner link plates 1 and outer link plates 2 is adjusted according to the needs of the trencher. When installing the chain, it is only necessary to engage the chain with the main shaft of the driving motor and the rotating shaft of the turntable respectively, and then the inner link plates 1 and outer link plates 2 at both ends of the chain are passed through the second rivet 7, and the connecting pin shaft 9 is used to pass through the connecting pin hole 8 to lock the second rivet 7. The limit block 10 is engaged between the two connecting pin shafts 9 to prevent the connecting pin shaft 9 from being dislocated, and the buckle 14 is engaged at the left and right ends of the upper side of the outer link plate 2 located in the middle. The buckle 14 can be engaged and fixed by the elastic force of the spring 13, and the limit block 10 can be fixed by the second connecting shaft 12 and the first connecting shaft 11. The device can be quickly installed and disassembled, and is not easy to fall off after installation, which can effectively improve the work efficiency during maintenance or repair of the trencher.

[0025] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A chain structure of a trenching machine chain, comprising an inner chain plate (1) and an outer chain plate (2), characterized in that: The inner link plate (1) is provided with two fixing grooves (3), and the inner link plate (1) is fixedly connected to the rubber sleeve (4) through the fixing grooves (3). The outer link plate (2) is provided with four rotation grooves (5), and the rubber sleeves (4) located on the left and right sides are rotationally connected to the first rivet (6). The outer link plates (2) located on the left and right sides are rotationally connected to the first rivet (6) through the rotation grooves (5). The two rubber sleeves (4) located in the middle are rotationally connected to the second rivet (7). The outer link plate (2) located in the middle is rotationally connected to the second rivet (7) through the rotation grooves (5). A connecting pin hole (8) is provided at the top of the rivet (7); the second rivet (7) is engaged with the connecting pin shaft (9) through the connecting pin hole (8); the connecting pin shaft (9) is engaged with the limit block (10) on the inner side; the rear side of the limit block (10) is fixedly connected to the first connecting shaft (11); the rear end of the first connecting shaft (11) is fixedly connected to the second connecting shaft (12); the left and right ends of the second connecting shaft (12) are fixedly connected to springs (13); the spring (13) is fixedly connected to a buckle (14) on the outer side; the buckle (14) is engaged with an outer link plate (2) located in the middle.

2. A chain structure of a trenching machine chain according to claim 1, characterized in that: There are a plurality of inner link plates (1) and outer link plates (2), and the inner link plates (1) and the outer link plates (2) are arranged in a staggered manner. There are a plurality of fixing grooves (3) and rubber sleeves (4), and the fixing grooves (3) are all vertically distributed cylindrical grooves. The rubber sleeves (4) are all vertically distributed circular tube structures, and the rubber sleeves (4) have a certain elasticity.

3. The chain structure of a trenching machine chain according to claim 1, characterized in that: There are a plurality of rotating grooves (5), and the rotating grooves (5) are all vertically distributed circular tube structures. The first rivet (6) and the second rivet (7) are both vertically distributed. There are a plurality of first rivets (6), and there are two second rivets (7) and two connecting pin holes (8).

4. The chain structure of a trenching machine chain according to claim 1, characterized in that: There are two connecting pins (9), and the connecting pins (9) have a certain elastic force. There are two limit blocks (10) and two first connecting shafts (11). Both left and right ends of the limit blocks (10) are provided with protrusions. The first connecting shafts (11) are rectangular shafts horizontally distributed in the front-to-back direction.

5. The chain structure of a trenching machine chain according to claim 1, characterized in that: There are two second connecting shafts (12), and the second connecting shafts (12) are rectangular shafts horizontally distributed in the left and right directions. There are two groups of springs (13) and buckles (14), and each group of springs (13) and buckles (14) has two. The springs (13) are horizontally distributed in the left and right directions, and the buckles (14) are "U"-shaped bending block structures.

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