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WO2008049361A1 - Chaîne démontable résistante à l'usure - Google Patents

Chaîne démontable résistante à l'usure Download PDF

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Publication number
WO2008049361A1
WO2008049361A1 PCT/CN2007/070847 CN2007070847W WO2008049361A1 WO 2008049361 A1 WO2008049361 A1 WO 2008049361A1 CN 2007070847 W CN2007070847 W CN 2007070847W WO 2008049361 A1 WO2008049361 A1 WO 2008049361A1
Authority
WO
WIPO (PCT)
Prior art keywords
chain
pin
hole
wear
pin shaft
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.)
Ceased
Application number
PCT/CN2007/070847
Other languages
English (en)
Chinese (zh)
Inventor
Meifan Zhang
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of WO2008049361A1 publication Critical patent/WO2008049361A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • 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

Definitions

  • the utility model belongs to the field of chains of mechanical transmission devices, in particular to a chain which can be easily disassembled without using any tools.
  • the chain In the current mechanical field, the chain is the most commonly used transmission method, and it is widely used in the mechanical field. However, the current chain is connected in a fixed manner, except that a detachable chain card is provided as the only part of the chain in the connector portion of the chain. In addition, if you need to use special tools when disassembling, especially after disassembling the chain card, you need to remove the chain links, not only need special tools but also need some demolition technology to complete. For example: In the process of using a bicycle, if there is a problem with the chain in the middle and needs to be disassembled, there is almost no way to complete without a dedicated tool. In addition, the chain has a simple structure and no special space for storing lubricating oil. Therefore, the chain often works under the condition of insufficient lubricant, which causes serious wear of the chain and greatly shortens the service life of the chain. The above problems have long existed in the industry, but there has never been a very effective solution.
  • the purpose of the utility model is to provide a new type of chain which can be easily disassembled without using any tools.
  • the other purpose of the utility model is to provide a lubricating oil storage device on the chain to improve the work of the chain. surroundings.
  • a wear-resistant chain that can be easily disassembled including a multi-section chain connected to each other,
  • Each of the two chain segments comprises a plurality of inner plates and two outer plates, and the inner plate and the outer plate are provided with two pin holes, and the inner side of the pin holes of the inner plate is provided a circular boss, and a sleeve and a pin for connecting the inner and outer plates, the pin shafts are provided with annular grooves at both ends, and the pin holes include guide grooves through the guide holes
  • the guiding hole is matched with the diameter of the pin shaft, and the guiding groove is matched with the groove of the shaft end of the pin shaft, and the guiding groove and the guiding hole are merged with each other to form a special-shaped through hole.
  • the inner panel is provided with two raised card points on the outer side.
  • the card point is located at the outer edge of the outer panel after the outer panel is installed.
  • the card points are formed by protrusions formed by stamping.
  • the card board is made of an adsorbent material.
  • the adsorbent material is a sponge, a felt pad, and a cotton pad.
  • the pin of the conventional chain is riveted with the outer piece of the chain.
  • the sponge block in this structure has the function of oil storage, which can continuously penetrate into the inside of the chain to keep the internal oil sufficient, prevent the chain from dry grinding, thereby improving the wear resistance and service life of the chain;
  • Way can also produce another one Advantages, because the pin can rotate freely, which is equivalent to adding a rolling friction, reducing the static friction inside the chain, thereby reducing the rotational resistance of the chain, making the entire transmission system more flexible; in addition, because the pin and the outer piece are not The riveting and pressing combination can be freely rotated.
  • the chain has a larger arc than the ordinary chain, and has a stronger adaptability in the chain shifting device, thereby improving the shifting performance of the chain.
  • Figure 1 is an exploded view of the utility model
  • FIG. 2 is a schematic view of the outer panel of the present invention ready to be mounted to the inner panel
  • Figure 3 is a schematic view showing the outer panel of the utility model mounted on the inner panel
  • Figure 4 is a schematic view of the utility model after completing the installation of the multi-section chain
  • Figure 5 is a cross-sectional view taken along line A-A of Figure 7 of the present invention.
  • Figure 6 is a schematic view showing the structure of the chain installation of the present invention. ⁇ detailed description ⁇
  • the wearable chain disclosed in the present invention can be easily disassembled, and comprises a multi-section chain connected to each other, wherein each two-section chain comprises a set of two inner plates 1 and two.
  • the outer plate 2, the inner plate 1 and the outer plate 2 are provided with two pin holes, and the inner side of the pin hole of the inner plate 1 is provided with a circular annular boss 8 for the boss 8
  • the function is to fix and install the sleeve 4, and the pin shaft 3 is provided with annular grooves 7 at both ends thereof.
  • the sleeve 4 and the pin for connecting the inner plate 1 and the outer plate 2 are used.
  • the shaft 3 has been constructed to have an annular groove 7 provided at the axial end of the pin shaft 3, but the above structure is only used in the chain card portion of the chain for use in the connection of the ends of the chain, that is, as a chain card. Once the above components are installed, they form a common chain.
  • the improvement made by the utility model mainly lies in the setting
  • the pin hole on the outer panel 2 is composed of a guide hole 5 and a guide groove 6, which is located on the chain outer panel 2, and is provided with two.
  • the specific structure is a U-shaped through hole, that is, a portion of the guiding groove 6, and a circular through hole, that is, a portion of the introducing hole 5, which is formed by merging each other, and one of the guiding hole 5 and the pin 3
  • the diameter clearance fits, even if the diameter of the pin 3 is slightly smaller than the introduction hole 5, the above-mentioned pin 3 can be inserted into the introduction hole 5.
  • the guiding groove 6 is clearance-fitted with the groove 7 at the axial end of the pin shaft 3, so that after the pin 3 is inserted into the introduction hole 5, the above-mentioned annular groove 7 of the shaft end and the guiding groove 6 can be engaged.
  • the pin 3 enters the guide groove 6 for installation.
  • the inner panel 1 is provided with two raised latches 9 on the outer side.
  • the function of the two card points 9 is to prevent the chain from falling off due to vibration during operation after the above-mentioned chain is installed.
  • FIG. 6 after the above-mentioned guide groove 6 is mounted with the pin 3, the position of the axis of the pin 3 is located exactly at the center of the outer arc of the chain outer plate 2, and the circular through hole of the introduction hole 5 is Located on the other side of the inner lead-in hole 5 of the outer panel 2.
  • the above-mentioned card point 9 is located on the outer edge of the outer arc of the outer plate 2, and the above-mentioned card point 9 and the outer edge of the arc of the outer plate 2 are provided with a small gap.
  • the inner panel 1 and the outer panel 2 must be rotated by a position close to 90 degrees, that is, after being rotated to the mounting shaft 3,
  • the above outer panel 2 can be removed or attached when the pin 3 axis is at a position after the point where the perpendicular line intersects the outer contour arc of the chain.
  • the card point 9 provided on the inner panel 1 is located at the outer edge of the outer panel 2 after the outer panel 2 is mounted.
  • the above-mentioned card point 9 can be constituted by a projection formed by punching. That is, two convex click points 9 of opposite directions are punched out from the inner side of the inner panel 1.
  • the chain formed after the installation in the structure of the present invention has a half-moon gap between the introduction hole 5 and the pin shaft 3 provided on the outer plate 2, and the pin After the shaft 3 and the inner panel 1 outer panel 2 are installed, between the pin 3 and the introduction hole 5
  • a card 10 is provided in the half moon hole.
  • the card board 10 is made of an adsorbent material.
  • the adsorbing material is made of a material having a function of adsorbing lubricating oil such as a sponge, a felt pad, and a cotton pad.
  • the lubricating oil is adsorbed in the card plate 10.
  • the above-mentioned card has two main functions, namely, preventing the above-mentioned half-moon hole from storing some dirt or sand, causing rapid wear on the chain. Further, since the above-mentioned card 10 is adsorbed with lubricating oil, the card 10 is continuously compressed by the vibration of the chain during movement, so that the lubricating oil therein can be continuously infiltrated into the chain for lubrication.
  • the assembly method is such that the inner end of the sleeve 4 is fitted with a chain inner plate 1, and the sleeve 4 and the inner plate 1 are gap-fitted, and the sleeve 4 can be freely rotated therein.
  • an outer panel 2 is attached to the inner panel 1, and the inner panel 1 is 90 degrees perpendicular to the center line of the outer panel 2.
  • the outer plate 2 introduction hole 5 coincides with the center of the inner plate hole, and then the pin 2 is freely passed through the small hole, and then the outer plate 2 is pulled along the center line of the outer plate 2, so that the pin 3 enters the outer plate along the guiding groove 6. 2 pin holes.
  • the outer plate 2 is rotated, the center line of the outer plate 2 is overlapped with the center line of the inner plate 1, and the card 10 formed of the sponge body is placed in the pin introduction hole 5 of the outer plate 2, so that the main assembly is completed.
  • the sponge body plate 10 must be taken out first, then the outer plate 2 is turned to the shaft by nearly 90 degrees, and then the pin 3 is retracted along the introduction groove 6 of the outer plate 2 to the introduction hole 5 of the outer plate 2, so as to be taken out. The pin 3 is thereby disassembled from the chain.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)

Abstract

L'invention porte sur une chaîne démontable résistante à l'usure qui comprend de nombreux maillons reliés. Deux maillons forment un groupe, chaque groupe comprend deux plaques internes (1) et deux plaques externes (2). Il y a deux trous pour un axe de broche sur les plaques internes et les plaques externes. Il y a une bride circulaire (6) sur l'intérieur des trous pour un axe de broche de la plaque interne. Chaque groupe comprend également un manchon (4) et un axe de broche (3). Il y a une cavité (7) de chaque côté de l'axe de broche. Le trou pour l'axe de broche comprend une ouverture (5) et une fente de guidage (6), le diamètre de l'ouverture s'adapte au diamètre de l'axe de broche avec la tolérance, la fente de guidage reçoit les cavités de l'axe de broche, l'ouverture et la fente de guidage forment un trou d'une forme inhabituelle. Cette chaîne peut être facilement attachée et détachée sans l'aide d'aucun outil, et un récipient pour lubrifiant peut être monté sur les chaînes de manière à améliorer la capacité de résistance à l'usure.
PCT/CN2007/070847 2006-10-23 2007-10-08 Chaîne démontable résistante à l'usure Ceased WO2008049361A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN200620015376.0 2006-10-23
CNU2006200153760U CN200961666Y (zh) 2006-10-23 2006-10-23 一种可方便拆卸的耐磨链条

Publications (1)

Publication Number Publication Date
WO2008049361A1 true WO2008049361A1 (fr) 2008-05-02

Family

ID=38798182

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2007/070847 Ceased WO2008049361A1 (fr) 2006-10-23 2007-10-08 Chaîne démontable résistante à l'usure

Country Status (2)

Country Link
CN (1) CN200961666Y (fr)
WO (1) WO2008049361A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109882544A (zh) * 2019-04-16 2019-06-14 河南辰园畜牧工程有限公司 一种链条

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101545521B (zh) * 2008-03-26 2010-12-01 天心工业股份有限公司 改进的自行车链条结构
CN101865242A (zh) * 2010-07-07 2010-10-20 南通华新环保设备工程有限公司 一种可快速装拆的链条
CN105065574A (zh) * 2015-07-26 2015-11-18 德清华宇链传动有限公司 便装式滚子链
CN105041972A (zh) * 2015-07-26 2015-11-11 德清华宇链传动有限公司 快装式滚子链
US10125846B2 (en) * 2015-09-07 2018-11-13 Shimano Inc. Bicycle chain
CN111594575A (zh) * 2020-05-14 2020-08-28 杭州东华链条集团有限公司 一种新型的静音链及其装配方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2631465A (en) * 1949-05-11 1953-03-17 Cordis Nat Demountable chain
US2638009A (en) * 1951-01-22 1953-05-12 Beveridge William Quickly-demountable chain
CN2152116Y (zh) * 1992-11-14 1994-01-05 天津市长龙链式输送机厂 可拆链条
CN2802188Y (zh) * 2005-02-28 2006-08-02 桂盟链条（深圳）有限公司 凸缘油封链

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2631465A (en) * 1949-05-11 1953-03-17 Cordis Nat Demountable chain
US2638009A (en) * 1951-01-22 1953-05-12 Beveridge William Quickly-demountable chain
CN2152116Y (zh) * 1992-11-14 1994-01-05 天津市长龙链式输送机厂 可拆链条
CN2802188Y (zh) * 2005-02-28 2006-08-02 桂盟链条（深圳）有限公司 凸缘油封链

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109882544A (zh) * 2019-04-16 2019-06-14 河南辰园畜牧工程有限公司 一种链条
CN109882544B (zh) * 2019-04-16 2024-03-19 河南辰园装配式建筑有限公司 一种链条

Also Published As

Publication number Publication date
CN200961666Y (zh) 2007-10-17

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