CN220268315U - Excavator walking chain convenient to maintain - Google Patents
Excavator walking chain convenient to maintain Download PDFInfo
- Publication number
- CN220268315U CN220268315U CN202321542293.7U CN202321542293U CN220268315U CN 220268315 U CN220268315 U CN 220268315U CN 202321542293 U CN202321542293 U CN 202321542293U CN 220268315 U CN220268315 U CN 220268315U
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- Prior art keywords
- oil
- chain
- groove
- sealing block
- storage cavity
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- 239000003921 oil Substances 0.000 claims abstract description 66
- 239000010705 motor oil Substances 0.000 claims abstract description 50
- 238000007789 sealing Methods 0.000 claims abstract description 25
- 230000000694 effects Effects 0.000 claims abstract description 6
- 238000012423 maintenance Methods 0.000 claims description 13
- 230000002146 bilateral effect Effects 0.000 claims description 2
- 239000012530 fluid Substances 0.000 claims 1
- 238000005461 lubrication Methods 0.000 abstract description 9
- 239000010721 machine oil Substances 0.000 abstract 1
- 238000002347 injection Methods 0.000 description 5
- 239000007924 injection Substances 0.000 description 5
- 230000001050 lubricating effect Effects 0.000 description 5
- 239000000428 dust Substances 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 238000003900 soil pollution Methods 0.000 description 1
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- General Details Of Gearings (AREA)
Abstract
The utility model discloses an excavator walking chain convenient to maintain, which comprises chain links and a crawler belt, wherein the chain links comprise symmetrically arranged chain pieces and connecting shafts, the chain pieces are in a front wide and rear narrow shape, the front side and the rear side of the chain pieces are provided with sleeve grooves and sleeve rings, the sleeve rings are movably sleeved with the sleeve grooves through the connecting shafts, the inner side of the top of each sleeve groove is provided with an oil port, the inner side of the front part of each chain piece is provided with an oil storage cavity, the top of each oil storage cavity is provided with an oil adding groove, the bottom of each oil storage cavity is provided with an engine oil channel, and the engine oil channels extend to the oil ports. According to the utility model, the oil storage cavity is arranged on the inner side of the chain sheet, the machine oil port is arranged at the top of the inner side of the sleeve joint groove, the sealing block is arranged in the oil adding groove at the top of the oil storage cavity, the opening and closing of the oil ports at the two sides of the oil adding groove can be controlled through the sealing block, and the oil is injected into the oil storage cavity to maintain the chain through pressing the sealing block under the condition of not disassembling the chain; the engine oil port top is provided with the cavernosum and the connecting shaft is provided with the diversion trench, so that the lubrication effect is effectively improved.
Description
Technical Field
The utility model relates to the technical field of excavator equipment, in particular to an excavator walking chain convenient to maintain.
Background
The excavator is used as a king of engineering machinery, has various functions of excavating, loading, unloading, leveling, scraping, crushing, hoisting, traction and the like, and is widely applied to various constructions. Among them, leveling work is a work that is frequently used. One of the important parts of the excavator is a chain, the chain plays an important transmission role, and the chain is connected with the walking crawler belt and then is transmitted with mechanical parts such as a thrust wheel, a guide wheel, a driving wheel and the like to realize the walking of the excavator. Work environment of the excavator is generally places with more construction sites and dust, the chain is usually exposed to the outside during operation, the chain is continuously attached to soil and dust under long-time use, parts are easy to damage without maintenance, therefore lubricating maintenance is needed regularly to ensure the smoothness of operation of the excavator, the existing chain maintenance is usually to detach the chain, engine oil is added at the joint between two adjacent chain heads to ensure the smoothness, but gaps at the joint of the chain heads are smaller, engine oil can only be added from the side edges generally, the excavator is inconvenient to use, the lubrication degree is easy to lose again due to soil pollution, the service cycle is short, and the problem of poor lubrication degree of the excavator walking chain is solved.
In order to solve the problem that the service life of a walking chain is not long easily because of insufficient lubrication under severe working conditions, chinese patent application, publication number: CN216101384U, the utility model discloses a long-life excavator track chain used under severe working conditions, the utility model includes a plurality of links connected with each other, the outer connecting section is outwards protruded to form a connecting crown corresponding to the pin shaft position, the connecting crown is provided with an outer pin shaft hole for the pin shaft to penetrate through, the inner side of the outer connecting section is mutually matched with the outer side of the inner connecting section, the inner pin shaft hole position of the inner connecting section relative to the connecting crown is also provided with an inner pin shaft hole, the outer pin shaft hole is a stepped hole, the stepped hole diameter of the outer pin shaft hole close to the outer side is smaller than the stepped hole diameter of the outer pin shaft hole close to the inner side, the stepped hole diameter of the outer pin shaft hole close to the inner pin shaft hole is equal to the hole diameter of the inner pin shaft hole, the outer side of the pin shaft is sleeved with a chain sleeve, the end part of the chain sleeve stretches into the outer pin shaft hole, the inner convex transition section, the middle section and the outer convex transition section of the chain plate are all provided with injection holes in the vertical direction.
The scheme still has some shortages in the application, because the walking chain is usually exposed outside, all injection holes are also usually exposed outside, the injection holes are easy to be blocked by soil dust pollution, engine oil or injection can not be carried out, meanwhile, after the engine oil is injected into the connecting part of the chain link for lubrication, the continuous engine oil injection chain is also required to have the continuous property, or the engine oil or the pollution after the engine oil is added is carried out quickly, so that the problem that the lubrication degree is very poor soon is solved, the structure of the walking chain is improved, the maintenance is convenient, the service time after the maintenance is long, and the practicability of the walking chain is effectively improved.
Disclosure of Invention
The utility model discloses an excavator walking chain convenient to maintain, and aims to overcome the defects and the shortcomings in the prior art.
The technical scheme adopted by the utility model is as follows:
the utility model provides an excavator walking chain convenient to maintenance, includes a plurality of sections interconnect's chain link and track, the chain link includes chain piece and the connecting axle that bilateral symmetry set up, the chain piece is wide back narrow shape in front, chain piece front side and rear side are equipped with cup joints the groove and cup joints the circle, should cup joint the circle through the connecting axle with cup joint the groove activity cup joints, cup joint groove top inboard and be equipped with the organic oil mouth, chain piece front portion inboard is equipped with and deposits the oil pocket, should deposit the oil pocket top and be equipped with oil adding groove and bottom and be equipped with the engine oil passageway, this engine oil passageway extends to the engine oil mouth.
Furthermore, the inner side walls on two sides of the oil adding groove are provided with oil flowing ports, the bottom of the oil flowing ports is provided with a sealing block, the bottom of the sealing block is provided with a telescopic spring, and the sealing block can slide up and down along the oil adding groove through the telescopic spring.
Furthermore, the sealing block slides up and down to be movably sealed and blocked with the oil flowing port.
Furthermore, a sponge body is arranged at the top of the engine oil port.
Furthermore, the connecting shaft is provided with symmetrical diversion trenches.
Still further, be equipped with the link through-slot in the middle of the link, this link through-slot bottom is equipped with the bolt groove, and this bolt groove corresponds and is equipped with fastening bolt, the chain link through fastening bolt with bolt groove connects soon with the track is fixed.
As can be seen from the above description of the present utility model, the present utility model has the following advantages compared with the prior art:
firstly, an oil storage cavity is arranged on the inner side of a chain piece, and an engine oil port is arranged on the top of the inner side of a sleeve joint groove, and the engine oil port and the oil storage cavity are melted through an engine oil channel; next, an oil adding groove is formed in the top of the oil storage cavity, a sealing block is arranged in the oil adding groove, the opening and closing of oil ports on the two sides of the oil adding groove can be controlled through the sealing block, and engine oil can be injected into the oil storage cavity through the sealing block pressed down by an engine oil bottle under the condition that a chain is not dismounted, so that the effect of engine oil maintenance on the chain is achieved, maintenance operation and time are reduced, and the service period of the chain is prolonged; finally, the top of the engine oil port is provided with a sponge body, so that engine oil can slowly and continuously flow onto the connecting shaft, and the connecting shaft is provided with a diversion trench, so that the lubricating area of the engine oil can be enlarged along the oil guiding groove, the lubricating effect is further improved, and the engine oil port is novel in structure, high in practicability and suitable for popularization.
Drawings
Fig. 1 is a schematic top view of the present utility model.
Fig. 2 is a schematic structural view of a link of the present utility model.
Fig. 3 is a schematic view of the structure of the oil adding groove and the sealing block of the present utility model.
Fig. 4 is a schematic view of the structure of the socket of the present utility model.
Detailed Description
Specific embodiments of the present utility model will be further described with reference to the accompanying drawings.
As shown in fig. 1 to 4, an excavator walking chain convenient to maintain comprises a plurality of links 1 and a crawler belt 2 which are mutually connected, each link 1 comprises a chain piece 3 and a connecting shaft 4 which are symmetrically arranged left and right, each chain piece 3 is in a front wide and rear narrow shape, a sleeve joint groove 31 and a sleeve joint ring 32 are arranged on the front side and the rear side of each chain piece 3, each sleeve joint ring 32 is movably sleeved with the corresponding sleeve joint groove 31 through the corresponding connecting shaft 4, an oil port 5 is arranged on the inner side of the top of each sleeve joint groove 31, an oil storage cavity 6 is arranged on the inner side of the front part of each chain piece 3, an oil adding groove 7 is arranged on the top of each oil storage cavity 6, an engine oil channel 8 is arranged at the bottom of each oil storage cavity 8, and each engine oil channel 8 extends to each engine oil port 5.
Furthermore, the inner side walls at both sides of the oil adding groove 7 are provided with oil flowing ports 71, the bottom of the oil adding groove is provided with a sealing block 9, the bottom of the sealing block 9 is provided with a telescopic spring 91, and the sealing block 9 can slide up and down along the oil adding groove 7 through the telescopic spring 91.
Further, the sealing block 9 slides up and down to be movably sealed and blocked with the oil flowing port 71.
Further, a sponge 51 is arranged at the top of the engine oil port 5.
Further, the connecting shaft 4 is provided with symmetrical diversion trenches 41.
Further, a through groove 33 is provided in the middle of the link plate 3, a bolt groove 34 is provided at the bottom of the through groove 33, a fastening bolt 35 is provided in the bolt groove 34, and the link 1 is screwed to the bolt groove 34 by the fastening bolt 34 to be fixed to the crawler belt 2.
Examples (example)
Firstly, chain links 1 and crawler belt 2 are in one-to-one correspondence and are fastened through fastening bolts 34 to form a walking chain, then, when lubrication and maintenance are needed in the walking process of the excavator, sealing block 9 is pressed downwards through the bottle mouth of an engine oil bottle, sealing block 9 moves downwards, engine oil enters oil storage cavity 6 through oil flowing ports 71 of inner side walls at two sides of oil adding grooves 7, after the oil storage cavity is filled, sealing block 9 upwards rebounds through telescopic springs 91 to seal oil flowing ports 71, impurities are prevented from entering, finally, engine oil in oil storage cavity 6 flows to engine oil port 5 through engine oil channel 8 to lubricate connecting shaft 4, sponge 51 is arranged at engine oil port 5 to ensure continuous lubrication of engine oil to connecting shaft 4, and connecting shaft 4 is provided with guide grooves 41, engine oil can flow to the whole connecting shaft 4 through guide grooves 41, the lubrication effect is effectively prolonged, and maintenance of the walking chain is realized.
As can be seen from the above description of the present utility model, the present utility model has the following advantages compared with the prior art:
firstly, an oil storage cavity is arranged on the inner side of a chain piece, and an engine oil port is arranged on the top of the inner side of a sleeve joint groove, and the engine oil port and the oil storage cavity are melted through an engine oil channel; next, an oil adding groove is formed in the top of the oil storage cavity, a sealing block is arranged in the oil adding groove, the opening and closing of oil ports on the two sides of the oil adding groove can be controlled through the sealing block, and engine oil can be injected into the oil storage cavity through the sealing block pressed down by an engine oil bottle under the condition that a chain is not dismounted, so that the effect of engine oil maintenance on the chain is achieved, maintenance operation and time are reduced, and the service period of the chain is prolonged; finally, the top of the engine oil port is provided with a sponge body, so that engine oil can slowly and continuously flow onto the connecting shaft, and the connecting shaft is provided with a diversion trench, so that the lubricating area of the engine oil can be enlarged along the oil guiding groove, the lubricating effect is further improved, and the engine oil port is novel in structure, high in practicability and suitable for popularization.
The foregoing is merely illustrative of specific embodiments of the present utility model, and the design concept of the present utility model is not limited thereto, and any insubstantial modifications made by the present utility model shall fall within the scope of the present utility model.
Claims (6)
1. An excavator walking chain convenient to maintenance, its characterized in that: including a plurality of sections interconnect's chain link and track, the chain link includes chain piece and the connecting axle that bilateral symmetry set up, the chain piece is wide back narrow shape in front, chain piece front side and rear side are equipped with cup joints the groove and cup joints the circle, should cup joint the circle pass through the connecting axle with cup joint the groove activity cup joints, cup joint groove top inboard and be equipped with the machine hydraulic fluid port, chain piece front portion inboard is equipped with and deposits the oil pocket, should deposit the oil pocket top and be equipped with oil adding groove and bottom and be equipped with the engine oil passageway, this engine oil passageway extends to the engine oil port.
2. The easy-to-maintain walking chain of an excavator according to claim 1, wherein: the oil filling tank is characterized in that oil flowing ports are formed in the inner side walls on two sides of the oil filling tank, a sealing block is arranged at the bottom of the oil flowing ports, a telescopic spring is arranged at the bottom of the sealing block, and the sealing block can slide up and down along the oil filling tank through the telescopic spring.
3. The easy-to-maintain walking chain for an excavator according to claim 2, wherein: the sealing block slides up and down and is movably sealed and blocked with the oil flowing port.
4. The easy-to-maintain walking chain of an excavator according to claim 1, wherein: the top of the engine oil port is provided with a sponge body.
5. The easy-to-maintain walking chain of an excavator according to claim 1, wherein: the connecting shaft is provided with symmetrical diversion trenches.
6. The easy-to-maintain walking chain of an excavator according to claim 1, wherein: the chain link is characterized in that a through groove is formed in the middle of the chain piece, a bolt groove is formed in the bottom of the through groove, a fastening bolt is correspondingly arranged in the bolt groove, and the chain link is screwed with the bolt groove through the fastening bolt to be fixed with the crawler belt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321542293.7U CN220268315U (en) | 2023-06-16 | 2023-06-16 | Excavator walking chain convenient to maintain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321542293.7U CN220268315U (en) | 2023-06-16 | 2023-06-16 | Excavator walking chain convenient to maintain |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220268315U true CN220268315U (en) | 2023-12-29 |
Family
ID=89303519
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321542293.7U Active CN220268315U (en) | 2023-06-16 | 2023-06-16 | Excavator walking chain convenient to maintain |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220268315U (en) |
-
2023
- 2023-06-16 CN CN202321542293.7U patent/CN220268315U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |