CN1844694A - Improved structure of joint and bearing pin assembly - Google Patents

Improved structure of joint and bearing pin assembly Download PDF

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Publication number
CN1844694A
CN1844694A CN 200610039795 CN200610039795A CN1844694A CN 1844694 A CN1844694 A CN 1844694A CN 200610039795 CN200610039795 CN 200610039795 CN 200610039795 A CN200610039795 A CN 200610039795A CN 1844694 A CN1844694 A CN 1844694A
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China
Prior art keywords
mentioned
postive stop
stop baffle
valve jacket
bearing pin
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CN 200610039795
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Chinese (zh)
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CN100370164C (en
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陈清欣
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Individual
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Abstract

The invention discloses an improved connector and a support pin. Wherein, the part of support pin that through two ends of inner frame is mounted with a rigid inner limit baffle plate; two end surfaces of frame are mounted with annular outer limit baffle plate; the inner limit baffle plate and the outer limit baffle plate are interlaced along the axle of support pin; the inner and outer limit baffle plates can limit and protect the flexible element, to improve the strength of whole connector and support pin; the inner and outer limit baffle plates can limit the compressed amount of spring to improve the service life of spring.

Description

The improvement structure of joint and bearing pin assembly
Technical field
The present invention relates to a kind of Vibration damping balance device of vehicle vehicle, i.e. vehicle rear suspension back reaction rod band elastomer connector assembly, the particularly wherein elastomer connector of parts and bearing pin assembly.
Background technique
At present, joint of the prior art and bearing pin assembly, its structure comprise interior valve jacket, outer valve jacket and be located in rubber between valve jacket and the outer valve jacket; The internal chamber wall of interior valve jacket is the cylindrical hole suitable with rest pin, and the rest pin drive fit is arranged in the interior valve jacket.Elastomer used in the prior art is a rubber, injects rubber between valve jacket and the interior valve jacket outside and makes by baking, utilizes the expansion performance of rubber to finish effects such as its vibration damping and balance.Rubber is as playing effects such as tension, resistance to compression, Vibration damping balance; though steadily stationarity is better; but because the physics of rubber itself and the defective of chemical property and rubber processing; make the structural strength of member relatively poor; as not carrying out position limitation protection; in case be subjected to the bigger effect of external force, be easy to cause inside and outside valve jacket of joint and rubber to break away from.And the tension of rubber, crushing resistance are not strong, as not carrying out position limitation protection, are easy to cause fracture and crushed, and working life is shorter.
In order to prevent that elastomer from coming off, I applied on June 28th, 2004, the patent No. is 200420072646.2 Chinese utility model patent " a kind of improved joint and bearing pin assembly " described joint and bearing pin assembly, by rest pin, the joint shell cover, spring, dustproof soft baffle plate sheet, spring stop is formed.Spring clip is located between rest pin and the joint shell cover, and telescopic spring direction and rest pin is axial vertical, and makes it have certain decrement.Spring stop is placed on the both sides at rest pin flange two ends, can only be used for preventing coming off of spring, but decrement that can't restraining spring does not have the position limitation protection effect to spring, and spring damages easily, and working life is shorter.
Summary of the invention
The purpose of this invention is to provide a kind of can effectively prevent elastomer come off and can prevent length of spring compressed excessively, higher, the joint of longer service life of structural strength and the improvement structure of bearing pin assembly.
Technological scheme of the present invention is such: the improvement structure of joint and bearing pin assembly, comprise interior valve jacket, outer valve jacket, rest pin and be located in elastomer between valve jacket and the outer valve jacket, and the inner casing cover is sheathed on outside the rest pin; Above-mentioned rest pin stretch out above-mentioned in the sheathed respectively interior postive stop baffle that is fixed with rigidity on the correct position at two ends of valve jacket, be fixed with the outer postive stop baffle of rigidity on the both ends of the surface of above-mentioned outer valve jacket respectively; Postive stop baffle and above-mentioned outer postive stop baffle are staggered state in above-mentioned on the axial direction of above-mentioned rest pin, and are provided with the suitable radial distance for above-mentioned elastomer radial compression between above-mentioned outer postive stop baffle and above-mentioned rest pin or the above-mentioned interior valve jacket.
Be provided with suitable radial distance in above-mentioned between the madial wall of postive stop baffle and above-mentioned outer valve jacket for above-mentioned elastomer radial compression.
Radial distance between above-mentioned outer postive stop baffle and the above-mentioned rest pin is less than above-mentioned elastomeric limit decrement.
Radial distance between above-mentioned outer postive stop baffle and the above-mentioned interior valve jacket is less than above-mentioned elastomeric limit decrement.
Radial distance in above-mentioned between the madial wall of postive stop baffle and above-mentioned outer valve jacket is less than above-mentioned elastomeric limit decrement.
Above-mentioned outer postive stop baffle is the closed annular plate.
Above-mentioned outer postive stop baffle is the discontinuous annular slab.
Postive stop baffle is the circular plate that offers the hole that can pass for above-mentioned rest pin in above-mentioned.
After adopting such scheme; improved joint of the present invention and bearing pin assembly; inside and outside postive stop baffle is staggered state on the axial direction of rest pin; elastomer can be limited in can not producing the situation that elastomer comes off between outer valve jacket and the interior valve jacket securely, thereby plays the elastomeric effect of protection; improved the structural strength of whole joint and bearing pin assembly simultaneously; and by the decrement of inside and outside limiting board restraining spring, the protection spring can excess compression, improves its working life.And among the present invention, because elastomer can not come off, so just can utilize waste and used rubber tyre and various waste and old elastomer, filling compresses into that the elastomer as the present invention uses between outer valve jacket and the valve jacket, make full use of resource, greatly reduce cost of material.
Description of drawings
Fig. 1 is the stereogram of embodiments of the invention one.
Fig. 2 is the axial section of Fig. 1.
Fig. 3 is the stereogram of embodiments of the invention two.
Fig. 4 is the axial section of Fig. 2.
Embodiment
The improvement structure of joint of the present invention and bearing pin assembly, embodiment one as shown in Figure 1 and Figure 2, mainly comprise outer valve jacket 1, interior valve jacket 2, rest pin 3 and be located in rubber 4 between valve jacket 2 and the outer valve jacket 1, other elastomers such as the also available spring of rubber 4, complex spring are alternative.
Interior valve jacket 2 is sheathed on outside the rest pin 3, on the rest pin 3 in the position of the both ends of the surface of interior valve jacket respectively vertically welding be arranged with postive stop baffle 5 in rigidity circular; The end face at outer valve jacket 1 two ends integrally casting respectively has the closed outer postive stop baffle 6 of annular, and the outer postive stop baffle 6 of annular also can be fixed on the both ends of the surface of outer valve jacket 1 by welding manner.Circular interior postive stop baffle 5 is positioned at the outside of the outer postive stop baffle 6 of annular, and the outer postive stop baffle 6 of annular is parallel to each other with circular interior postive stop baffle 5 and leaves a determining deviation.Certainly, the outer postive stop baffle 6 of annular also can parallelly be close together with circular interior postive stop baffle 5, does not influence its structural strength, only concerns the problem of its processing technology.The outer postive stop baffle 6 of annular is staggered state with circular interior postive stop baffle 5 at the axial direction of rest pin 3, promptly, the projection of interior circle on rest pin axis direction of the outer postive stop baffle 6 of annular drops in the circle on the postive stop baffle 5 fully, otherwise, circular in the projection of outer on rest pin axis direction of postive stop baffle 5 drop on fully outside the annular on the postive stop baffle 6.Be provided with the suitable radial clearance 7 that can supply rubber 4 radial compression between annular outer postive stop baffle 6 and the interior valve jacket 2, and the radial clearance 7 between annular outer postive stop baffle 6 and the interior valve jacket 2 is slightly less than the limit decrement of rubber 4, to prevent that rubber 4 is by excess compression.Rubber 4 can also can form with rubbery chip compacting filling with becoming piece rubber among the present invention, can certainly substitute with spring.
Embodiments of the invention two as shown in Figure 3, Figure 4, mainly comprise outer valve jacket 1, interior valve jacket 2, rest pin 3 and be located in rubber 4 between valve jacket 2 and the outer valve jacket 1, other elastomers such as the also available spring of rubber 4, complex spring are alternative.
Interior valve jacket 2 is sheathed on outside the rest pin 3, and rest pin 3 vertically welds postive stop baffle 5 in the circle that is arranged with rigidity respectively in the position of interior valve jacket 2 both ends of the surface; The end face at outer valve jacket 1 two ends integrally casting respectively has the closed outer postive stop baffle 6 of annular, and the outer postive stop baffle 6 of annular also can be fixed on the both ends of the surface of outer valve jacket 1 by welding manner.Annular outer postive stop baffle 6 is positioned at the outside of circular postive stop baffle 5, and the outer postive stop baffle 6 of annular is parallel to each other with circular interior postive stop baffle 5 and leaves a determining deviation.Certainly, the outer postive stop baffle 6 of annular also can parallelly be close together with circular interior postive stop baffle 5, does not influence its structural strength, only concerns the problem of its processing technology.The outer postive stop baffle 6 of annular is staggered state with circular interior postive stop baffle 5 at the axial direction of rest pin 3, promptly, the projection of interior circle on rest pin axis direction of the outer postive stop baffle 6 of annular drops in the circle on the postive stop baffle 5 fully, otherwise, circular in the projection of outer on rest pin axis direction of postive stop baffle 5 drop on fully outside the annular on the postive stop baffle 6.Being provided with between outer limiting board 6 of annular and the rest pin 3 can be for the suitable radial clearance 7 of rubber 4 radial compression, being provided with between the madial wall of postive stop baffle 5 and outer valve jacket 1 in circular can be for the suitable radial clearance 8 of rubber 4 radial compression, and radial clearance 8 in circular between the madial wall of postive stop baffle 5 and outer valve jacket 1 and annular outer postive stop baffle 6 equate with radial clearance 7 between the rest pin 3, be slightly less than the limit decrement of rubber 4 equally, to prevent that rubber 4 is by excess compression.Rubber 4 can also can form with rubbery chip compacting filling with becoming piece rubber among the present invention, can certainly substitute with spring.
Main design thought of the present invention for the rest pin two ends and outside be fixed with inside and outside postive stop baffle respectively on the valve jacket both ends of the surface; and inside and outside postive stop baffle is interlaced on the axial direction of rest pin; like this; under the effect of inside and outside postive stop baffle, rest pin and elastomer just are limited between the inside and outside valve jacket reliably, can not come off out; thereby improve its structural strength; and by the decrement of inside and outside limiting board restraining spring, the protection spring can excess compression, improves its working life.
The above embodiment of the present invention only is for example of the present invention clearly is described, and is not to be qualification to embodiments of the present invention.For those of ordinary skill in the field, can also make the variation or the change of other different structure form on the basis of the above description.Here need not also can't give exhaustive to all mode of executions.And these belong to conspicuous variation or the change that spirit of the present invention extended out and still are among protection scope of the present invention.

Claims (8)

1, the improvement structure of joint and bearing pin assembly, comprise interior valve jacket, outer valve jacket, rest pin and be located in elastomer between valve jacket and the outer valve jacket, and the inner casing cover is sheathed on outside the rest pin; It is characterized in that: above-mentioned rest pin stretch out above-mentioned in the sheathed respectively interior postive stop baffle that is fixed with rigidity on the correct position at two ends of valve jacket, be fixed with the outer postive stop baffle of rigidity on the both ends of the surface of above-mentioned outer valve jacket respectively; Postive stop baffle and above-mentioned outer postive stop baffle are staggered state in above-mentioned on the axial direction of above-mentioned rest pin, and are provided with the suitable radial distance for above-mentioned elastomer radial compression between above-mentioned outer postive stop baffle and above-mentioned rest pin or the above-mentioned interior valve jacket.
2, the improvement structure of joint according to claim 1 and bearing pin assembly is characterized in that: be provided with the suitable radial distance for above-mentioned elastomer radial compression in above-mentioned between the madial wall of postive stop baffle and above-mentioned outer valve jacket.
3, the improvement structure of joint according to claim 1 and bearing pin assembly is characterized in that: the radial distance between above-mentioned outer postive stop baffle and the above-mentioned rest pin is less than above-mentioned elastomeric limit decrement.
4, the improvement structure of joint according to claim 1 and bearing pin assembly is characterized in that: the radial distance between above-mentioned outer postive stop baffle and the above-mentioned interior valve jacket is less than above-mentioned elastomeric limit decrement.
5, the improvement structure of joint according to claim 2 and bearing pin assembly is characterized in that: the radial distance in above-mentioned between the madial wall of postive stop baffle and above-mentioned outer valve jacket is less than above-mentioned elastomeric limit decrement.
6, the improvement structure of joint according to claim 1 and bearing pin assembly is characterized in that: above-mentioned outer postive stop baffle is the closed annular plate.
7, the improvement structure of joint according to claim 1 and bearing pin assembly is characterized in that: above-mentioned outer postive stop baffle is the discontinuous annular slab.
8, the improvement structure of joint according to claim 1 and bearing pin assembly is characterized in that: postive stop baffle is the circular plate that offers the hole that can pass for above-mentioned rest pin in above-mentioned.
CNB2006100397952A 2006-04-11 2006-04-11 Improved structure of joint and bearing pin assembly Expired - Fee Related CN100370164C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNB2006100397952A CN100370164C (en) 2006-04-11 2006-04-11 Improved structure of joint and bearing pin assembly

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNB2006100397952A CN100370164C (en) 2006-04-11 2006-04-11 Improved structure of joint and bearing pin assembly

Publications (2)

Publication Number Publication Date
CN1844694A true CN1844694A (en) 2006-10-11
CN100370164C CN100370164C (en) 2008-02-20

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Family Applications (1)

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CNB2006100397952A Expired - Fee Related CN100370164C (en) 2006-04-11 2006-04-11 Improved structure of joint and bearing pin assembly

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Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3419967C2 (en) * 1984-05-29 1986-07-10 Boge Gmbh, 5208 Eitorf Elastic joint, coupling or the like
DE3939192C2 (en) * 1989-11-27 1993-11-04 Weber Hydraulik Gmbh JOINT CONNECTION BETWEEN THE TILTING CYLINDER AND THE TILTABLE CAB OF A TRUCK
JP3858144B2 (en) * 2001-08-28 2006-12-13 東洋ゴム工業株式会社 Vibration isolator
CN2656179Y (en) * 2003-10-10 2004-11-17 孙天日 Thrust rod joint for car
CN2709705Y (en) * 2004-06-28 2005-07-13 陈清欣 Improved joint and rest pin assembly
CN2903544Y (en) * 2006-04-11 2007-05-23 陈清欣 Improved structure of joint and bearing pin assembly

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Publication number Publication date
CN100370164C (en) 2008-02-20

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C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
EE01 Entry into force of recordation of patent licensing contract

Assignee: Quanzhou Xinlong Automobile Parts Manufacturing Co., Ltd.

Assignor: Chen Qingxin

Contract record no.: 2011350000180

Denomination of invention: Improved structure of joint and bearing pin assembly

Granted publication date: 20080220

License type: Exclusive License

Open date: 20061011

Record date: 20110719

CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20080220

Termination date: 20190411

CF01 Termination of patent right due to non-payment of annual fee