CN114183502A - Sealed oiling-free chain - Google Patents
Sealed oiling-free chain Download PDFInfo
- Publication number
- CN114183502A CN114183502A CN202111352334.1A CN202111352334A CN114183502A CN 114183502 A CN114183502 A CN 114183502A CN 202111352334 A CN202111352334 A CN 202111352334A CN 114183502 A CN114183502 A CN 114183502A
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- CN
- China
- Prior art keywords
- roller
- pipeline
- oil
- chain
- lubricating oil
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000007789 sealing Methods 0.000 claims abstract description 29
- 239000000945 filler Substances 0.000 claims abstract description 14
- 230000000694 effects Effects 0.000 claims description 6
- 241001233242 Lontra Species 0.000 claims description 4
- 239000010687 lubricating oil Substances 0.000 abstract description 63
- 239000003921 oil Substances 0.000 abstract description 49
- 239000012535 impurity Substances 0.000 abstract description 9
- 230000002349 favourable effect Effects 0.000 abstract description 6
- 229910000831 Steel Inorganic materials 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000000314 lubricant Substances 0.000 description 2
- 238000005461 lubrication Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009795 derivation Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 230000009347 mechanical transmission Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009849 vacuum degassing Methods 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16G—BELTS, CABLES, OR ROPES, PREDOMINANTLY USED FOR DRIVING PURPOSES; CHAINS; FITTINGS PREDOMINANTLY USED THEREFOR
- F16G13/00—Chains
- F16G13/02—Driving-chains
- F16G13/06—Driving-chains with links connected by parallel driving-pins with or without rollers so called open links
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16G—BELTS, CABLES, OR ROPES, PREDOMINANTLY USED FOR DRIVING PURPOSES; CHAINS; FITTINGS PREDOMINANTLY USED THEREFOR
- F16G15/00—Chain couplings, Shackles; Chain joints; Chain links; Chain bushes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/0402—Cleaning of lubricants, e.g. filters or magnets
- F16H57/0404—Lubricant filters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/042—Guidance of lubricant
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/0434—Features relating to lubrication or cooling or heating relating to lubrication supply, e.g. pumps ; Pressure control
- F16H57/0435—Pressure control for supplying lubricant; Circuits or valves therefor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/045—Lubricant storage reservoirs, e.g. reservoirs in addition to a gear sump for collecting lubricant in the upper part of a gear case
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/045—Lubricant storage reservoirs, e.g. reservoirs in addition to a gear sump for collecting lubricant in the upper part of a gear case
- F16H57/0454—Sealings between different partitions of a gearing or to a reservoir
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/05—Features relating to lubrication or cooling or heating of chains
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Details Of Gearings (AREA)
Abstract
The invention provides a sealed oil-filling-free chain, and relates to the technical field of chains. The sealing oiling-free chain comprises outer chain plates, inner chain plates, a pin shaft, a roller and a roller, wherein the two inner chain plates are positioned between the two outer chain plates, and the pin shaft penetrates through the two outer chain plates and the two inner chain plates. Through the oil filler hole that sets up, the oil storage tank, first pipeline, the second pipeline, make can be for adding lubricating oil in the oil storage tank through the oil filler hole, thereby make and to avoid not having lubricating oil to lubricate the round pin axle after the chain uses for a long time, be convenient for improve the life of chain, and can add lubricating oil for the roller through first pipeline, make lubricating oil absorb the heat on the roller and make and can reduce roller during operation temperature, lubricating oil can also clear up the impurity in the roller, be favorable to guaranteeing that the roller normally works, can lubricate the round pin axle through the second pipeline, make and avoid roller and round pin axle excessive wear.
Description
Technical Field
The invention relates to the technical field of chains, in particular to a sealed oil-free chain.
Background
The chain is generally a metallic chain ring or ring, and is used for mechanical transmission and traction. It is a chain used to block traffic channels (e.g. in streets, rivers or estuary entrances), mechanically used;
chinese patent (publication No. CN213419791U, published as 2021.06.11) discloses a sealed oiling-free chain, which comprises a chain body and an oiling-free mechanism, wherein a solid lubricant is filled in an inner cavity of a sleeve, when the chain body generates heat in the process of operation rotation, the solid lubricant is melted and seeps out through a permeation hole, and the pin shaft, the sleeve and a roller are lubricated simply and conveniently, so that the whole chain can be used normally without oiling, the outer surface of the roller is provided with reinforced steel which is a member made of vacuum degassing steel material, the material has the characteristics of high purity and low gas content, the rated load and the service life of the roller can be improved when the roller is used, when the chain body generates more heat in the process of operation rotation, and a heat-conducting silica gel layer is arranged between the roller and the reinforced steel, and the characteristic of high self heat-conducting property can be utilized, the heat inside the roller is conducted away. However, as the device is not provided with equipment capable of adding lubricating oil, the chain does not have enough lubricating oil to lubricate the pin shaft after being used for a long time, so that the service life of the chain does not reach the ideal period.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a sealed oiling-free chain, which solves the problem that the service life of the chain does not reach the ideal period because the chain is not provided with enough lubricating oil to lubricate a pin shaft after being used for a long time because the existing equipment capable of adding lubricating oil is not arranged.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: a sealed oiling-free chain comprises outer chain plates, inner chain plates, a pin shaft, a roller and rollers, wherein the two inner chain plates are positioned between the two outer chain plates, the pin shaft penetrates through the two outer chain plates and the two inner chain plates, two ends of the roller are respectively contacted with the side walls of the two inner chain plates, the roller is sleeved on the outer surface of the pin shaft, the roller is positioned in the inner cavity of the roller, the pin shaft is fixedly connected in the roller, two oil filling ports are respectively arranged on the two side walls of the roller, one side of each oil filling port close to the pin shaft is communicated with an oil storage tank, the oil storage tanks are arranged in the roller, the two oil storage tanks are respectively positioned at two sides of the roller, a first pipeline is arranged inside the roller, two ends of the first pipeline are respectively communicated with the oil storage tank and the roller, the lateral wall of the oil storage tank far away from the first pipeline is communicated with a second pipeline, and the second pipeline is arranged at one end of the roller.
Preferably, a plurality of the inner chain plates are fixedly connected with sealing rings close to the side walls of the roller, the pin shaft penetrates through the sealing rings, the two ends of the roller are provided with grooves, and the sealing rings are movably clamped in the grooves.
Preferably, the inside fixedly connected with connecting plate of oil storage tank, the connecting plate is located between first pipeline and the oil filler hole, the fixed slot has been seted up in the lateral wall of connecting plate runs through, the inside fixedly connected with of fixed slot filters the otter board, it is provided with the closing plate to filter between otter board and the oil filler hole, the closing plate rotates the inside of connecting at the fixed slot through the pivot.
Preferably, the second pipeline is located between the pin shaft and the slot, and the second pipeline and the first pipeline are located on the same straight line.
Preferably, a check valve is arranged inside the oil filling port.
The working principle is as follows: when in use, lubricating oil can be added into the oil storage tank through the oil filling port, so that the pin shaft can be prevented from being lubricated by the lubricating oil after the chain is used for a long time, the service life of the chain is convenient to improve, enough lubricating oil can be stored in the oil storage tank through the one-way valve at the oil filling port, so that an operator only needs to add the lubricating oil into the chain at regular time without frequently adding the lubricating oil into the chain, the applicability of the chain can be improved, the sealing plate rotates around the rotating shaft under the action of gravity to promote the fixed groove on the connecting plate to be opened, the lubricating oil in the oil storage tank can pass through the filter screen plate in the fixed groove, the lubricating oil passing through the filter screen plate can flow through the first pipeline, the lubricating oil can add the lubricating oil into the roller through the first pipeline, the lubricating oil can absorb the heat on the roller to reduce the working temperature of the roller, the lubricating oil can also clean impurities in the roller, which is beneficial to ensuring the normal work of the roller, the lubricating oil can be guided out of the oil storage tank through the second pipeline, so that the lubricating oil flows onto the pin shaft, the pin shaft is lubricated, thereby the excessive abrasion of the roller and the pin shaft can be avoided, the used lubricating oil in the roller can be filtered through the filter screen plate, the impurities are prevented from being mixed with the unused lubricating oil in the oil storage tank, the using effect of the lubricating oil can be ensured, when the filter screen plate is positioned below the sealing plate, the sealing plate can seal the fixed groove, thereby the used lubricating oil and the unused lubricating oil can be prevented from being mixed together, the lubricating oil can be guided out of the oil storage tank through the second pipeline, so that the used lubricating oil can be guided out through the second pipeline, thereby the pin shaft can be lubricated by the lubricating oil, be convenient for carry out make full use of to lubricating oil, because the sealing ring joint is in the fluting, make can seal roller and round pin hub connection department, thereby make can avoid having impurity to get into the clearance of round pin axle and roller, be favorable to guaranteeing that the chain normally works, moreover because the second pipeline is located the sealing ring, make the lubricating oil that the second pipeline was derived sealed by the sealing ring, make lubricating oil can not drip outside the chain, thereby make lubricating oil can not wasted, be favorable to further improving the lubricated effect of round pin axle.
(III) advantageous effects
The invention provides a sealed oil-free chain. The method has the following beneficial effects:
1. this sealed chain of exempting from to refuel, oil filler hole through setting up, the oil storage tank, first pipeline, the second pipeline, make can be for adding lubricating oil in the oil storage tank through the oil filler hole, thereby make and to avoid the chain not have lubricating oil to lubricate the round pin axle after using for a long time, be convenient for improve the life of chain, and can add lubricating oil for the roller through first pipeline, make lubricating oil absorb the heat on the roller and make and can reduce roller during operation temperature, lubricating oil can also clear up the impurity in the roller, be favorable to guaranteeing that the roller normally works, can lubricate the round pin axle through the second pipeline, make can avoid roller and round pin axle excessive wear and tear.
2. This sealed chain of exempting from to refuel, connecting plate through setting up, the fixed slot, the closing plate, cross the filter plate, can filter used lubricating oil in the roller through crossing the filter plate, avoid impurity and the interior unused lubricating oil of oil storage tank to mix, make and to guarantee lubricating oil result of use, and because the closing plate rotates through the pivot to be connected in the fixed slot, make when crossing the filter plate and be located the closing plate below, the closing plate can be sealed with the fixed slot, thereby make and to avoid used lubricating oil and the interior used lubricating oil of mixing together, and because can lead out the oil storage tank with lubricating oil through the second pipeline, make the second pipeline can lead out used lubricating oil, thereby make lubricating oil can lubricate the round pin axle, be convenient for carry out make full use to lubricating oil.
3. This sealed chain of exempting from to refuel, sealing ring through setting up, the fluting, because the sealing ring joint is in the fluting, make can seal roller and round pin hub connection department, thereby make can avoid having impurity to get into the clearance of round pin axle and roller, be favorable to guaranteeing that the chain normally works, and because the second pipeline is located sealed intra-annular, make the lubricating oil of second pipeline derivation sealed by the sealing ring, make lubricating oil can not drip outside the chain, thereby make lubricating oil can not wasted, be favorable to further improving the lubricated effect of round pin axle.
4. This sealed chain of exempting from to refuel through the check valve in oil filler hole department for can save sufficient lubricating oil in the oil storage tank, thereby make operating personnel need not often to add lubricating oil for the chain, only need operating personnel regularly to add lubricating oil, thereby make the suitability that can improve this chain.
Drawings
FIG. 1 is a cross-sectional view of the present invention;
FIG. 2 is an enlarged view taken at A of FIG. 1 in accordance with the present invention;
fig. 3 is a cross-sectional view of a connection plate of the present invention.
Wherein, 1, outer chain plate; 2. an inner link plate; 3. a pin shaft; 4. a roller; 5. a roller; 6. an oil storage tank; 7. a seal ring; 8. grooving; 9. an oil filler; 10. a connecting plate; 11. a first conduit; 12. a second conduit; 13. fixing grooves; 14. a sealing plate; 15. a filter screen plate.
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.
Example (b):
as shown in fig. 1-3, an embodiment of the present invention provides a sealed oil-free chain, which includes outer chain plates 1, inner chain plates 2, a pin shaft 3, a roller 4 and a roller 5, wherein the two inner chain plates 2 are located between the two outer chain plates 1, the pin shaft 3 penetrates through the two outer chain plates 1 and the two inner chain plates 2, two ends of the roller 4 are respectively contacted with the side walls of the two inner chain plates 2, the roller 4 is sleeved on the outer surface of the pin shaft 3, the roller 5 is located in an inner cavity of the roller 4, the pin shaft 3 is fixedly connected inside the roller 5, two oil filling ports 9 are respectively formed on two side walls of the roller 4, one side of each oil filling port 9 close to the pin shaft 3 is communicated with an oil storage tank 6, the oil storage tank 6 is formed inside the roller 4, the two oil storage tanks 6 are respectively located on two sides of the roller 5, a first pipeline 11 is formed inside the roller 4, two ends of the first pipeline 11 are respectively communicated with the oil storage tank 6 and the roller 5, the side wall of the oil storage tank 6 far away from the first pipeline 11 is communicated with a second pipeline 12, and the second pipeline 12 is arranged at one end of the roller 4.
The side walls, close to the roller 4, of the inner chain plates 2 are fixedly connected with sealing rings 7, the pin shafts 3 penetrate through the sealing rings 7, the two ends of the roller 4 are respectively provided with a groove 8, the sealing rings 7 are movably clamped in the grooves 8, and through the arranged sealing rings 7 and the grooves 8, the sealing rings 7 are clamped in the grooves 8, so that the joint of the roller 4 and the pin shafts 3 can be sealed, impurities can be prevented from entering the gap between the pin shafts 3 and the roller 4, and normal operation of a chain can be guaranteed; the inside of the oil storage tank 6 is fixedly connected with a connecting plate 10, the connecting plate 10 is positioned between a first pipeline 11 and an oil filling port 9, the side wall of the connecting plate 10 is penetrated and provided with a fixing groove 13, the inside of the fixing groove 13 is fixedly connected with a filter screen plate 15, a sealing plate 14 is arranged between the filter screen plate 15 and the oil filling port 9, the sealing plate 14 is rotatably connected inside the fixing groove 13 through a rotating shaft, through the arrangement of the connecting plate 10, the fixing groove 13, the sealing plate 14 and the filter screen plate 15, the used lubricating oil in the roller 5 can be filtered through the filter screen plate 15, the mixing of impurities and the unused lubricating oil in the oil storage tank 6 is avoided, the use effect of the lubricating oil can be ensured, and since the sealing plate 14 is rotatably coupled in the fixing groove 13 by the rotation shaft, when the filter screen plate 15 is positioned under the sealing plate 14, the seal plate 14 can seal the fixing groove 13, thereby making it possible to avoid mixing of used lubricating oil with unused lubricating oil; the second pipeline 12 is positioned between the pin shaft 3 and the slot 8, the second pipeline 12 and the first pipeline 11 are positioned on the same straight line, and the second pipeline 12 is positioned in the sealing ring 7, so that the lubricating oil led out by the second pipeline 12 is sealed by the sealing ring 7, the lubricating oil is prevented from dropping out of the chain, the lubricating oil is prevented from being wasted, and the lubricating effect of the pin shaft 3 is further improved; the inside of oil filler 9 is provided with the check valve, through the check valve in oil filler 9 department for can save sufficient lubricating oil in the oil storage tank 6, thereby make operating personnel need not often for chain additional lubrication oil, only need operating personnel regularly additional lubrication oil, thereby make the suitability that can improve this chain.
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 invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a sealed chain of exempting from to add oil, includes outer link joint (1), inner link joint (2), round pin axle (3), roller (4) and roller (5), its characterized in that: two the interior link joint (2) are located between two outer link joint (1), round pin axle (3) run through two outer link joint (1) and two interior link joint (2), the both ends of roller (4) contact with the lateral wall of two interior link joint (2) respectively, the surface at round pin axle (3) is established to roller (4) cover, roller (5) are located the inside cavity of roller (4), round pin axle (3) fixed connection is in the inside of roller (5), two oil filler (9) have all been seted up to the both sides wall of roller (4), one side intercommunication that oil filler (9) are close to round pin axle (3) has oil storage tank (6), oil storage tank (6) are seted up in the inside of roller (4), two oil storage tank (6) are located the both sides of roller (5) respectively, first pipeline (11) have been seted up to the inside of roller (4), the both ends of first pipeline (11) are linked together with oil storage tank (6) and roller (5) respectively, the side wall of the oil storage tank (6) far away from the first pipeline (11) is communicated with a second pipeline (12), and the second pipeline (12) is arranged at one end of the roller (4).
2. The sealed oiling-free chain as defined in claim 1, wherein: a plurality of inner chain plate (2) are close to lateral wall fixedly connected with sealing ring (7) of roller (4), round pin axle (3) pass the inside of sealing ring (7), fluting (8) have all been seted up at the both ends of roller (4), sealing ring (7) activity joint is in the inside of fluting (8).
3. The sealed oiling-free chain as defined in claim 1, wherein: the inside fixedly connected with connecting plate (10) of oil storage tank (6), connecting plate (10) are located between first pipeline (11) and oil filler hole (9), the lateral wall of connecting plate (10) runs through and has seted up fixed slot (13), the inside fixedly connected with of fixed slot (13) filters otter board (15), it is provided with closing plate (14) to filter otter board (15) and oil filler hole (9) between, closing plate (14) rotate the inside of connecting in fixed slot (13) through the pivot.
4. The sealed oiling-free chain as defined in claim 2, wherein: the second pipeline (12) is located between the pin shaft (3) and the groove (8), and the second pipeline (12) and the first pipeline (11) are located on the same straight line.
5. The sealed oiling-free chain as defined in claim 1, wherein: and a one-way valve is arranged in the oil filling port (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111352334.1A CN114183502A (en) | 2021-11-16 | 2021-11-16 | Sealed oiling-free chain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111352334.1A CN114183502A (en) | 2021-11-16 | 2021-11-16 | Sealed oiling-free chain |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114183502A true CN114183502A (en) | 2022-03-15 |
Family
ID=80540131
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111352334.1A Pending CN114183502A (en) | 2021-11-16 | 2021-11-16 | Sealed oiling-free chain |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114183502A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102897483A (en) * | 2011-07-29 | 2013-01-30 | 株式会社椿本链条 | Conveyor chain |
| CN203009702U (en) * | 2012-12-19 | 2013-06-19 | 杭州自强链传动有限公司 | Step chain with filling cup |
| CN108999931A (en) * | 2018-07-11 | 2018-12-14 | 益阳百炼链条科技有限公司 | A kind of wear-resisting low-noise chain |
| JP2020158272A (en) * | 2019-03-27 | 2020-10-01 | 大同工業株式会社 | Roller chain |
| CN212202980U (en) * | 2020-04-28 | 2020-12-22 | 无锡市华宇链传动有限公司 | Four corners die chain |
-
2021
- 2021-11-16 CN CN202111352334.1A patent/CN114183502A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102897483A (en) * | 2011-07-29 | 2013-01-30 | 株式会社椿本链条 | Conveyor chain |
| CN203009702U (en) * | 2012-12-19 | 2013-06-19 | 杭州自强链传动有限公司 | Step chain with filling cup |
| CN108999931A (en) * | 2018-07-11 | 2018-12-14 | 益阳百炼链条科技有限公司 | A kind of wear-resisting low-noise chain |
| JP2020158272A (en) * | 2019-03-27 | 2020-10-01 | 大同工業株式会社 | Roller chain |
| CN212202980U (en) * | 2020-04-28 | 2020-12-22 | 无锡市华宇链传动有限公司 | Four corners die chain |
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Application publication date: 20220315 |
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