CN101852268B - Universal maintenance-free self-adjustment ball chain - Google Patents
Universal maintenance-free self-adjustment ball chain Download PDFInfo
- Publication number
- CN101852268B CN101852268B CN2010102013120A CN201010201312A CN101852268B CN 101852268 B CN101852268 B CN 101852268B CN 2010102013120 A CN2010102013120 A CN 2010102013120A CN 201010201312 A CN201010201312 A CN 201010201312A CN 101852268 B CN101852268 B CN 101852268B
- Authority
- CN
- China
- Prior art keywords
- chain
- ball
- ball chain
- coupling shaft
- pull bar
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
Abstract
The invention provides a ball chain, in particular to a universal maintenance-free self-adjustment ball chain which consists of a hemispherical body (1), a connection shaft tension bar (2), a dishing ball support (3), a chain link body (4), a steel wire retaining ring (5), a spring snap ring (6), an elastic part (7), a dust shield (8) and a ball bracket (9), wherein the hemispherical body (1) is connected with the connection shaft tension bar (2) of the ball chain into a whole by the spring snap ring (6); the spherical part of the hemispherical body (1) is in spherical fit with the dishing ball support (3) so as to form a spherical kinematic pair joint structure with the ball bracket (9) and the connection shaft tension bar (2); and the spherical kinematic pair joint transmits traction power to the ball chain body (4) through the fitting surface of the spherical kinematic pair joint and the ball chain body (4) and the steel wire retaining ring (5).
Description
Technical field
The present invention relates to the linked transmission field, especially a kind of ball chain.
Background technique
Roller chain accounts for the tool leading position relating to always on the linked transmission conventional use; But all concentrate on the connection chain pin part at its gravity that is in the carrying of load-bearing loaded work piece state lower roller chain; Make on the limited chain pin surface of contact and born great shear forces; With the passing of time cause local damage and cause the roller chain break. and owing to the load direction of tradition by the type of belt drive of sprocket wheel-roller chain structure all is only limited in the mounting plane; Take advantage of when it to receive when having alternating direction power, must cause roller chain to depart from the distortion of mounting plane, this is because the defective of the project organization of conventional roller chain causes. just because of the narrow limitation on these project organizations; Make roller chain show restricted application in many practical application; Working life is short, the defective that maintenance cost is high. and work under the particularly complicated in the open air climatic environment, be difficult to chain is implemented the sealing protection.
Summary of the invention
The object of the present invention is to provide a kind of spherical Transmitted chains that can overcome conventional roller chain structure defective; Bearing under the situation of pulling force, the state of being cut and the movable secondary surface of contact that have overcome the chain pin of conventional roller chain become half garden sphere by half garden cylinder, have increased area of contact; Strengthened ball chain bearing capacity; And working life is improved in the elimination activity by-product gap of giving birth to automatically in long-term to-and-fro motion, has reduced maintenance cost; Owing to adopt sphere movable secondary, chain link can be in the loose constraint that 18 ° of cone angles are arranged along axis, at the long installation requirement that reduced during apart from partial installation.
A kind of universal maintenance-free self-adjustment ball chain is made up of hemisphere 1, coupling shaft pull bar 2, dish-shaped ball holder 3, chain link body 4, steel wire clasp 5, spring arch clasp 6, elastic component 7, dirt-proof boot 8, ball carriage 9;
Hemisphere 1 links into an integrated entity through the coupling shaft pull bar 2 of spring arch clasp 6 with the ball chain;
The spherical surface body part of hemisphere 1 cooperates with sphere with dish-shaped ball holder 3 and ball carriage 9, coupling shaft pull bar 2 are formed the movable subjoint structure of sphere;
The movable subjoint structure of sphere is transmitted to chain link body 4 through fitting surface and steel wire clasp 5 with chain link body 4 with traction power;
Between the coupling shaft pull bar 2 of each chain link body, elastic component 7 is set;
Between chain link, adopt scalable distortion boot seal 8.
Hemisphere links into an integrated entity through the coupling shaft pull bar of spring steel snap ring and ball chain; Simultaneously its spherical surface body part basic structure of forming the movable subjoint of this ball chain by the dish-shaped ball holder of being processed by PETG (engineering plastics POM material) and the ball carriage support of indent hemisphere profile plays similar universal bearing effect.The movable subjoint assembly of the common sphere of forming of hemisphere makes the ball chain can accomplish universal rotation.In design, combine existing selflubricating The Application of Technology simultaneously; The dish-shaped ball holder of processing at the hemisphere and the POM material of bearing steel is through adopting two kinds of unlike material manufacturings and having created the necessary condition of oil-free self lubrication with the mode that sphere cooperates for this mechanical mechanism that is rotationally connected.
Wherein by hemisphere 1, dish-shaped ball holder 3, the movable subjoint assembly of the sphere role that ball carriage 9 and coupling shaft pull bar 2 are formed is:
(1) when the ball chain when hanging weight; Holder is connected with ball in the movable subjoint structure of sphere, to have adopted hemisphere; Not only increased the movable secondary load-bearing area of contact of ball chain greatly; And can disperse along sphere by force direction on the ball chain, and so just avoided the largest portion shear fracture power of conventional roller chain in the chain pin segment set, increased the bearing power of unit area on the ball chain junction surface to greatest extent.
(2) in real work because the influence of various complex external force factors; Chain is often to change hanging the direction of drawing weight to bear longitudinal pulling force; And have indefinite multidirectional, characteristics such as property, warping property, intermittence, impact alternately; And traditional roller chain at work can only be along receiving to swing in the same plane of force direction, when receive multidirectional, alternately property, when the warping property active force influence, chain just is in and twists stressed working state; Be easy to damage, working life is very short.And ball chain of the present invention adopts the turntable design of spherical pair joint; Make each chain link of ball chain rotate (not receiving certain to receive the restriction of force direction or planar range), can when the ball chain worked, regulate voluntarily and bear from the external force effect on different or the complicated alternating direction along omnibearing stereo space free in 0 ° of-18 ° of cone angle scope of axis.
The present invention is also connected by coupling shaft pull bar 2 usefulness snap rings 6 between each adjacent two pitch chain abridged edition body of ball chain; Chain internode elastic component 7 is set between the coupling shaft pull bar; Play remedying automatically and eliminate the movable auxiliary air gap of ball chain, the ball chain is effectively born and subdue owing to mainly receive on the unstable longitudinal direction that causes of force direction upper pulling force intermittence or alternation property reverse impact power to cause the gap collision between each chain link to bring damage to the ball chain.
The present invention is in each active section coupling shaft linkage structure of ball chain between the chain link; Adopt scalable distortion dirt-proof boot; Can effectively prevent open-air rocky dirt and the greasy dirt intrusion resistance stasis of blood, keep the cleaning of ball chain turning joint part parts, reduce cleaning maintenance work amount; Also reduce simultaneously the wearing and tearing between parts, improve the working life of ball chain.The characteristics of long-term work under harsh weather such as ball chain of the present invention can be in the open air, down-hole, desert, seabeach and the geographical environment.
Show according to oil field relevant pumping unit control group laboratory data on probation; The stretching resistance intensity of ball chain, wear resistance, corrosion resistance and comprehensive working life all exceed (one traditional roller chain is day and night being worked working life generally at about two months on the pumping unit on the same stage, and the test of a ball chain of the present invention can reach more than seven months working life) more than four times than roller chain.Assembling amount with the up to a hundred mouthfuls of pumping unit of well in single oil producing operation district is calculated, and direct economic benefit is just considerable.Also simplify, reduced field operation workman dismounting simultaneously greatly, changed, installed technical difficulty requirement, the physical labor intensity of chain and saved a large amount of workload and plant maintenance spendings of chain being carried out maintaining.
Description of drawings
Accompanying drawing 1: ball chain mechanical construction drawing;
Accompanying drawing 3: ball chain and sprocket revolution Working state analysis figure.
The explanation of accompanying drawing mark:
1. hemisphere; 2. coupling shaft pull bar; 3. dish-shaped ball holder; 4. chain link body; 5. steel wire clasp; 6. spring arch clasp; 7. elastic component; 8. dirt-proof boot; 9. ball carriage.
Embodiment
Below in conjunction with accompanying drawing embodiments of the invention are further detailed.
Embodiment 1
Upwards or to predetermined direction to move when ball chain right side receives the pulling force effect or receives the load-bearing target object that the sprocket wheel dynamic action starts drag ball chain left-hand end in conjunction with accompanying drawing 1-3.. its process is: coupling shaft pull bar 2 is transmitted to hemisphere 1 with traction power through Spring Steel Wire clasp 6; Hemisphere through and the movable subjoint of sphere between the sphere fitting surface with the gravity split-up to the movable subjoint of sphere; Through its fitting surface and Spring Steel Wire clasp 5 traction power is transmitted to chain link body 4 by the movable subjoint of sphere then, the ball chain is accomplished its left end load-bearing object upwards or to being scheduled to the working procedure that application of force direction is moved with chain link body 4.
The present invention adopts the design of spherical pair articulation structure, and each chain link of ball chain can be regulated and bear when the ball chain worked from the external force effect on different or the complicated alternating direction along freely rotating in 0 ° of-18 ° of cone angle scope of axis voluntarily.
Holder is connected with ball in the movable subjoint structure of sphere, to have adopted hemisphere; Not only increased the movable secondary load-bearing area of contact of ball chain greatly; And can disperse along sphere by force direction on the ball chain; Design has not only changed the character that traditional ball chain is mainly born the longitudinal shear collapsing force fully like this, and has increased the bearing power of unit area on the ball chain junction surface to greatest extent.
In ball chain coupling shaft mechanism; Adopt chain internode elastic component 7; Play to remedy automatically and eliminate movable secondary joint gap in each chain link body of ball chain; Make the ball chain in actual use because when carrying unstable tensile load, because the damage that the collision phenomenon that the gap that exists between each chain link body causes causes.
Consider that some Environmental Conditions is very abominable and don't be convenient to do the factor of regular maintenance, the hemisphere 1 in the movable subjoint of sphere adopts the different materials manufacturings with dish-shaped ball holder 3, has created oil-free lubrication The Application of Technology condition between parts.
Between chain link, adopt scalable distortion boot seal 8; Can effectively prevent open-air rocky dirt and the greasy dirt intrusion resistance stasis of blood, keep the cleaning of ball chain turning joint part parts, reduce cleaning maintenance work amount; Also reduce simultaneously the wearing and tearing between parts, improve the working life of ball chain.
All exposed outer surface of ball chain are through environmental protection Dacroment top layer coating processing, can protect the ball chain work in the open air and IFR conditions under avoid the erosion of harmful liquid gas in working, help prolonging ball chain operating life.
In sum, the structure of above-mentioned ball chain has in use been simplified the user and has been used the ball chain to substitute the technical requirements and the maintaining workload of conventional roller chain, has also reduced the cost that chain uses and changes.
In the whole process of ball chain design and trial-production, the definite target requirement has also been proposed just not only to the technical performance and clear and definite requirement and the data target of quality of product proposition of new product, and to Economy, the manufacturability index of product.No matter be that art designs, production technology are prepared; The test of the technical modelling of trial-manufacture of sample is with the finished product measured test or pay the assessment on probation of actual applying unit on the spot, and result data all reaches the Economy requirement of each item practicability technical requirements that this product specification thought requirement reaches and good alternative existing product.
The present invention for example can be applicable to oil exploration industry applicable to using under the complex working condition condition, uses as large-scale oil recovery oilfield pumping unit upper piston tractive chain.
Claims (2)
1. a universal maintenance-free self-adjustment ball chain is characterized in that, is made up of hemisphere (1), coupling shaft pull bar (2), dish-shaped ball holder (3), chain link body (4), steel wire clasp (5), spring arch clasp (6), elastic component (7), dirt-proof boot (8), ball carriage (9);
Hemisphere (1) links into an integrated entity through the coupling shaft pull bar (2) of spring arch clasp (6) with the ball chain;
The spherical surface body part of hemisphere (1) cooperates with sphere with dish-shaped ball holder (3) and ball carriage (9), coupling shaft pull bar (2) are formed the movable subjoint structure of sphere;
The movable subjoint structure of sphere is transmitted to chain link body (4) through fitting surface and steel wire clasp (5) with chain link body (4) with traction power;
Between the coupling shaft pull bar (2) of each chain link body, elastic component (7) is set;
Between chain link, adopt scalable distortion boot seal (8).
2. ball chain according to claim 1 is characterized in that, between each adjacent two pitch chain abridged edition body (4) of ball chain, is connected with spring arch clasp (6) by coupling shaft pull bar (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102013120A CN101852268B (en) | 2010-06-13 | 2010-06-13 | Universal maintenance-free self-adjustment ball chain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102013120A CN101852268B (en) | 2010-06-13 | 2010-06-13 | Universal maintenance-free self-adjustment ball chain |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101852268A CN101852268A (en) | 2010-10-06 |
| CN101852268B true CN101852268B (en) | 2012-09-05 |
Family
ID=42803903
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102013120A Expired - Fee Related CN101852268B (en) | 2010-06-13 | 2010-06-13 | Universal maintenance-free self-adjustment ball chain |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101852268B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104196961A (en) * | 2014-09-23 | 2014-12-10 | 湖南海诺电梯有限公司 | 'Rope-ball' pulling chain |
| CN106224438A (en) * | 2016-08-31 | 2016-12-14 | 无锡优萌模塑制造有限公司 | A kind of plastic chain being conveniently replaceable |
| CN108927787A (en) * | 2017-05-27 | 2018-12-04 | 魏相东 | Artificial-muscle and emulation arm |
| CN110307220A (en) * | 2019-07-17 | 2019-10-08 | 郭巧云 | A kind of anti-object tilt cotton rope fastening-type positioning device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1695263A (en) * | 1927-06-07 | 1928-12-11 | Adams Ind Inc | Flexible tubular conduit |
| US2066852A (en) * | 1935-02-25 | 1937-01-05 | Benjamin G Plummer | Swivel chain link |
| NL1001286C1 (en) * | 1995-09-26 | 1997-03-28 | Karel Willems | Chain constructed for hollow ball forms |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2645495B1 (en) * | 1989-04-11 | 1994-07-22 | Bianchi Victor | ANTI-INFRINGEMENT DEVICE |
| DK162498C (en) * | 1989-05-12 | 1992-06-01 | Neil Johan Jensen | Ball joint TRANSMISSION SYSTEM |
| DE29715033U1 (en) * | 1997-08-22 | 1998-05-14 | OASE-PUMPEN Wübker Söhne GmbH & Co. Maschinenfabrik, 48477 Hörstel | Link chain |
| JP2005192838A (en) * | 2004-01-08 | 2005-07-21 | Nakagawa Soushingu Kogyo Kk | Terminal work of metal bowl chain for accessory |
-
2010
- 2010-06-13 CN CN2010102013120A patent/CN101852268B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1695263A (en) * | 1927-06-07 | 1928-12-11 | Adams Ind Inc | Flexible tubular conduit |
| US2066852A (en) * | 1935-02-25 | 1937-01-05 | Benjamin G Plummer | Swivel chain link |
| NL1001286C1 (en) * | 1995-09-26 | 1997-03-28 | Karel Willems | Chain constructed for hollow ball forms |
Non-Patent Citations (1)
| Title |
|---|
| JP特开2005-192838A 2005.07.21 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101852268A (en) | 2010-10-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101852268B (en) | Universal maintenance-free self-adjustment ball chain | |
| CN207659848U (en) | A kind of ball-type aseismatic bearing | |
| CN201931961U (en) | V-type thrust rod for novel joint bearing | |
| CN206654641U (en) | A kind of stainless steel step chains | |
| CN205298636U (en) | Ceramic seal ball valve that floats | |
| CN206427623U (en) | The chain that the horizontal loop chain of C-shaped is interconnected to constitute with vertical loop chain | |
| CN204453579U (en) | Novel concrete grog tray conveyer | |
| CN205618104U (en) | Oil drill pipe's on -rotating abrasionproof protector | |
| CN202130846U (en) | Belt conveyer sweeper regulating device | |
| CN201412477Y (en) | Power drag chain | |
| CN204320820U (en) | A kind of lifting skirt plate structure with edger roll | |
| CN112879423A (en) | Joint bearing for rail vehicle vibration test bed and service life calculation method thereof | |
| CN202467696U (en) | Accurate anti-abrasion and torque-reduction device for well drilling pipe | |
| CN211474605U (en) | Lubricated connecting piece of nonrust steel wire production facility | |
| CN203512631U (en) | Guiding device of aerial trolley | |
| CN204900515U (en) | Wear -resisting rust -resistant structure of portal frame articulated shaft | |
| CN201495486U (en) | Ball-shaped steel support saddle | |
| CN2791338Y (en) | Full-push-force multi-column ball bearing | |
| CN205572311U (en) | Balanced jib assembly structure of bilateral scissors owner | |
| CN202612386U (en) | Multi-row combination ball bearing | |
| CN102506041A (en) | Novel oil pumping unit horse head pin and preparation method thereof | |
| CN206582333U (en) | A kind of dragveyer inner guide pulley is with can the sealing structure changed of full water | |
| CN213628698U (en) | Drag chain with self-lubricating function | |
| CN212714494U (en) | Spherical wind-resistant bridge support | |
| CN208935210U (en) | A kind of big swing angle, big slippage drive shaft |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120905 Termination date: 20180613 |