CN105292026B - Grease nipple joint, grease nipple and plate spring suspension brackets lubrication system - Google Patents
Grease nipple joint, grease nipple and plate spring suspension brackets lubrication system Download PDFInfo
- Publication number
- CN105292026B CN105292026B CN201510734799.1A CN201510734799A CN105292026B CN 105292026 B CN105292026 B CN 105292026B CN 201510734799 A CN201510734799 A CN 201510734799A CN 105292026 B CN105292026 B CN 105292026B
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- CN
- China
- Prior art keywords
- grease nipple
- socket
- flange
- opening
- light bar
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G11/00—Resilient suspensions characterised by arrangement, location or kind of springs
- B60G11/003—Lubrication devices for springs and dampers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G11/00—Resilient suspensions characterised by arrangement, location or kind of springs
- B60G11/02—Resilient suspensions characterised by arrangement, location or kind of springs having leaf springs only
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pivots And Pivotal Connections (AREA)
Abstract
The invention provides a kind of grease nipple joint, including connector and fixing body, the connector has opening ball-and-socket and light bar segment, the light bar segment has the through hole with the opening ball-and-socket insertion, the light bar segment has close to the first flange of the opening ball-and-socket and the second flange away from the opening ball-and-socket, the fixing body is is machined with externally threaded conical pipe fitting, and the fixing body is matched somebody with somebody with the light bar segment gap and merged positioned between first flange and second flange.Present invention also offers a kind of grease nipple and a kind of plate spring suspension brackets lubrication system.The present invention improves the direction adjustability of grease nipple on the premise of can installing moment of torsion that need not change grease nipple.
Description
Technical field
The present invention relates to pipe joint field and leaf springs of car suspension field, and in particular to grease nipple joint, grease nipple and plate
Spring suspension lubrication system.
Background technology
As shown in Figure 1 to Figure 3, in plate spring suspension brackets, the general flat spring bracket 2 by leaf spring pin 5 and vehicle frame 1 of leaf spring 4
Connection.In motion process, between leaf spring 4 and leaf spring pin 5 there is relative rotation in (or hanger 7 and leaf spring pin 5), when leaf spring bushing
When (or bracket bush) is metal lining, between iron and iron there is abnormal sound in friction, usually, can pass through grease nipple therebetween
3 addition lubricating grease, reduce friction between the two.
Usually, there is oilhole 6 inside leaf spring pin 5, so that lubricating grease injects.Conical screw hole is provided with the one end of leaf spring pin 5,
To install grease nipple 3.Usual grease nipple selects through type grease nipple Q700B as shown in Figure 4, but near flat spring bracket 2
Have steering drag link, mark time, the parts such as mud guard when, it is considered to the convenience of grease adding, can be from as shown in Figure 5 curved
Neck type grease nipple Q701B45 or Q701B90.
As shown in figure 4, being provided with spring 9 and steel ball 10 in through type grease nipple 8, the outer surface of through type grease nipple 8 adds
Work has conical external screw thread 11, and conical external screw thread 11 realizes that screw thread coordinates so as to connect oilhole 6 with the conical screw hole of leaf spring pin 5.
As shown in figure 5, curved neck type grease nipple is made up of grease nipple joint 12 with the two parts of through type grease nipple 8, for area
Point, the through type grease nipple being connected with grease nipple joint is referred to as through type grease nipple body.The outer surface of grease nipple joint 12
Conical external screw thread 13 is machined with, external screw thread 13 realizes that screw thread coordinates so as to connect oilhole 6 with the conical screw hole of leaf spring pin 5.
The either curved neck type grease nipple shown in the through type grease nipple or Fig. 5 shown in Fig. 4, be outer screw thread 11 or
Person's external screw thread 13 is threadedly coupled with leaf spring pin 5, needs to meet defined torque demand in assembling, increase moment of torsion can cause to damage
Screw thread causes lubricating grease leakage, and easily because loosening will also result in lubricating grease leakage when reducing moment of torsion.That is, either right
In through type grease nipple still for curved neck type grease nipple, preset torque is reached once tightening, then can not be again by tightening or twisting
Pine changes its oil filler direction.Ideally, as shown in Figures 2 and 3, the oil filler of grease nipple 3 should be but actual down
During assembling, because grease nipple 3 is standard component, typically obtained by outsourcing, and the screwed hole on leaf spring pin 5 by automobile factory or its
Then grease nipple 3 is assembled together by the processing of its accessory factory by automobile factory with leaf spring pin 5 again, when reaching prescribed torque, often
Occur grease nipple 3 oil filler forward or situation upward, now be difficult to realize grease adding, and can not by twist
Pine or the mode tightened change oil filler direction.Realize oil filler towards adjustable in the presence of relying on ball pin and coordinate in the prior art
Grease nipple, still, grease nipple adjustment angle of the prior art are restricted, and can not fully meet the adjustment angle of grease nipple
It is required that.
The content of the invention
The purpose of the present invention be realize 360 degree of grease nipple it is adjustable, so as to be turned round in the threaded connection that need not considering grease nipple
Higher adaptability is provided on the premise of square.
To achieve the above object, The embodiment provides following technical scheme：
A kind of grease nipple joint, including connector and fixing body, the connector have opening ball-and-socket and light bar segment, described
Light bar segment have with it is described opening ball-and-socket insertion through hole, the light bar segment have close to it is described opening ball-and-socket the first flange and
The second flange away from the opening ball-and-socket, the fixing body is to be machined with externally threaded conical pipe fitting, the fixing body and institute
Light bar segment gap is stated with merging to be located between first flange and second flange.
Preferably, the length of the fixing body is less than the distance between first flange and described second flange.
Preferably, the opening of the opening ball-and-socket is machined with internal thread.
Preferably, into obtuse angle between the axis of opening and the axis of the light bar segment of the opening ball-and-socket.
Preferably, the fixing body has outer-hexagonal.
A kind of grease nipple, including grease nipple joint as described above, through type grease nipple body, the through type grease nipple
Body forms ball pin cooperation with the opening of the opening ball-and-socket or is threadedly coupled.
Preferably, being provided with spring and steel ball in the through type grease nipple body.
A kind of plate spring suspension brackets lubrication system, including flat spring bracket, leaf spring, the leaf spring for connecting the flat spring bracket and leaf spring
Pin, grease nipple as described above, the leaf spring pin have oilhole, and the fixing body of the grease nipple is matched somebody with somebody with the oilhole screw thread
Close.
The grease nipple joint of the present invention is divided into fixing body and connector two parts, and fixing body is used to realize grease nipple and leaf spring
Threaded connection between pin, is coordinated, realizing connector can be around fixing body using the gap between fixing body and connector
360 degree of rotations of axis, i.e. the oil filler of grease nipple can be rotated without being unscrewed to fixing body or being tightened by 360 degree,
And the second flange can either coordinate with the first flange position-limiting action is played to fixing body, can play again fixing body and leaf spring pin it
Between sealing function, connector lubricating grease leakage in rotary course can be prevented.
Further, the length of fixing body is less than the distance between the first flange and the second flange, facilitates the rotation of connector
Turn.
Further, the outer-hexagonal on fixing body is easily installed the operation that body is tightened on leaf spring pin.
Further, through type grease nipple body realizes that ball pin coordinates with opening ball-and-socket so that through type grease nipple body
There can be certain direction adjustability with respect to connector, mating connection body phase further increases to the rotational adjustability of fixing body
The adjustable direction scope of the oil filler of grease nipple is added.
Brief description of the drawings
Fig. 1 is the front view of typical plate spring suspension brackets；
Fig. 2 is the sectional view along the line A-A in Fig. 1；
Fig. 3 is the sectional view along the line B-B in Fig. 1；
Fig. 4 is a kind of perspective view of through type grease nipple of the prior art；
Fig. 5 is a kind of front view of curved neck type grease nipple of the prior art；
Fig. 6 is the front view of the grease nipple of one embodiment of the present invention；
Fig. 7 is the front view of the grease nipple joint of one embodiment of the present invention；
Fig. 8 is the stereogram of the connector of one embodiment of the present invention；
Fig. 9 is the front view of the fixing body of one embodiment of the present invention；
Figure 10 is the left view of the fixing body of one embodiment of the present invention；
Figure 11 is the front view of the grease nipple of second embodiment of the present invention；
Figure 12 is the sectional view along Figure 11 E-E lines.
Description of symbols in figure：1st, vehicle frame, 2, flat spring bracket, 3, grease nipple, 4, leaf spring, 5, leaf spring pin, 6, oilhole, 7, hang
Ear, 8, through type grease nipple body, 9, spring, 10, steel ball, 11, external screw thread, 12, grease nipple joint, 13, external screw thread, 14, straight
Formula grease nipple body, 15, grease nipple joint, the 16, first flange, the 17, second flange, 18, connector, 19, fixing body, 20,
Be open ball-and-socket, and 21, light bar segment, 22, opening, 23, through hole, 24, outer-hexagonal, 25, external screw thread, 26, through hole, 27, through type consistent lubricant
Mouth body.
Embodiment
With reference to Fig. 6, in one embodiment, grease nipple includes 14 liang of grease nipple joint 15 and through type grease nipple body
Part.Through type grease nipple body 14 can use with the identical structure of Q700B type through types grease nipple 8 shown in Fig. 4, therefore
No longer it is described in detail.Grease nipple joint 15 has 17 two flanges of the first flange 16 and the second flange.
With reference to Fig. 7, grease nipple joint 15 in a present embodiment not entirety, and it is divided into connector 18 and fixing body
19 two parts.
With reference to Fig. 8, connector 18 has opening ball-and-socket 20 and the two parts of light bar segment 21.Wherein, light bar segment 21 is a tubulose
Part, with the through hole 23 with the insertion of opening ball-and-socket 20.The first flange 16 in light bar segment 21 is close to opening ball-and-socket 20, and second is convex
Edge 17 is labeled as D away from opening ball-and-socket 20, the distance between the first flange 16 and the second flange 17.The opening 22 of opening ball-and-socket 20
Inside it is machined with internal thread.
With reference to Fig. 7 and Fig. 8, the axis C-C and the axis D-D of light bar segment 21 of the opening 22 of the opening ball-and-socket 20 of connector 18
Between into obtuse angle a.Therefore, a curved neck is formed after connector 18 is assembled together with through type grease nipple body 14.Wherein, axle
Line C-C is referred to through the center of circle of opening 22 and perpendicular to the axis of the plane where opening 22.And the axis D-D of light bar segment 21
The axis of the through hole 23 of light bar segment 21 is referred to, after the completion of assembling, the axis and the through hole 26 of fixing body 19 described below
Axis coaxle.
With reference to Fig. 9 and Figure 10, fixing body 19 is to be machined with external screw thread 25 and the conical pipe fitting with through hole 26, and with outer
Hexagonal 24.
With reference to Fig. 7 to Figure 10, the through hole 26 of fixing body 19 is matched somebody with somebody with the gap of light bar segment 21 of connector 18 and merged positioned at first
Between the flange 17 of flange 16 and second, connector 18 can be mounted opposite 360 degree of rotations of axis coaxle of the through hole 16 of body 19, and
First flange 16 prevents from separating between connector 18 and fixing body 19 and to the through hole 26 of fixing body 19 with the second flange 17
To sealing function.The length d of fixing body 19 is less than the distance between the first flange 16 and the second flange 17 so that connector 18 is more
It is easy to rotation.
With reference to Fig. 6, in one embodiment, the formation spiral shell of opening 22 of through type grease nipple body 14 and opening ball-and-socket 20
Line is connected, so as to be assembled into grease nipple.
With reference to Figure 11 and Figure 12, in the second embodiment, interior spiral shell need not be processed in the opening ball-and-socket 20 of connector 18
Line, and use through type grease nipple body 27 to coordinate with the formation ball pin of opening ball-and-socket 20, therefore the energy of through type grease nipple body 27
Enough possesses certain rotary freedom.
With reference to Fig. 1, Fig. 2, Fig. 3 and Fig. 6, Figure 11, the plate spring suspension brackets lubrication system in the present embodiment, including flat spring bracket 2,
Leaf spring pin 5, the grease nipple as shown in Fig. 6 or Figure 11 of leaf spring 4, connection flat spring bracket 2 and leaf spring 4.Wherein, leaf spring pin 5 can
Flat spring bracket 2 and leaf spring 4 are enough directly connected to, flat spring bracket 2 and leaf spring 4 can be indirectly connected with by hanger 7 etc. again.Leaf spring pin 5
On the external screw thread 25 that is provided with oilhole 6, the fixing body 19 of grease nipple coordinate the connection for realizing oil duct with the screw thread of oilhole 6.During installation,
Moment of torsion needed for the outer-hexagonal 24 for clamping fixing body 19 using spanner is screwed to.When needing grease up, due to connection
Body 18 can rotate around 360 degree of the axis of fixing body 19, therefore the oil filler of grease nipple can be by 360 degree of rotations without to peace
Dress body 19 is unscrewed or tightened, and the second flange 17 prevents connector 18 from leaking lubricating grease in rotary course.Work as use
During grease nipple in second embodiment, through type grease nipple body 27 can have certain direction adjustable with respect to connector 18
Property, mating connection body 18 is mounted opposite the rotational adjustability of body 19 in itself, further increase grease nipple oil filler it is adjustable
Direction scope.
Although the present invention is described with reference to above example, the present invention is not limited to above-described embodiment, and
Only limited by claim, those of ordinary skill in the art easily can carry out equivalence replacement or change to the present embodiment
Type, but and without departing from the essential idea and scope of the present invention.
Claims (8)
1. a kind of grease nipple joint, it is characterised in that including connector and fixing body, the connector has opening ball-and-socket and light
Bar segment, the light bar segment has the through hole with the opening ball-and-socket insertion, and the light bar segment has close to the opening ball-and-socket
First flange and the second flange away from the opening ball-and-socket, the fixing body are described to be machined with externally threaded conical pipe fitting
Fixing body is matched somebody with somebody with the light bar segment gap and merged positioned between first flange and second flange；
Into obtuse angle between the axis of opening and the axis of the light bar segment of the opening ball-and-socket.
2. grease nipple joint according to claim 1, it is characterised in that it is convex that the length of the fixing body is less than described first
The distance between edge and second flange.
3. grease nipple joint according to claim 1, it is characterised in that the opening of the opening ball-and-socket is machined with interior spiral shell
Line.
4. grease nipple joint according to claim 1, it is characterised in that the axis of the opening of the opening ball-and-socket with it is described
Into obtuse angle between the axis of light bar segment.
5. grease nipple joint according to claim 1, it is characterised in that the fixing body has outer-hexagonal.
6. a kind of grease nipple, it is characterised in that including the grease nipple joint as described in any one of claim 1 to 5, lead directly to
The opening of formula grease nipple body, the through type grease nipple body and the opening ball-and-socket forms ball pin and coordinated or screw thread company
Connect.
7. grease nipple according to claim 6, it is characterised in that be provided with the through type grease nipple body spring and
Steel ball.
8. a kind of plate spring suspension brackets lubrication system, it is characterised in that including flat spring bracket, leaf spring, connect the flat spring bracket and plate
Leaf spring pin, the grease nipple as claimed in claims 6 or 7 of spring, the leaf spring pin have oilhole, the installation of the grease nipple
Body coordinates with the oilhole screw thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510734799.1A CN105292026B (en) | 2015-10-30 | 2015-10-30 | Grease nipple joint, grease nipple and plate spring suspension brackets lubrication system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510734799.1A CN105292026B (en) | 2015-10-30 | 2015-10-30 | Grease nipple joint, grease nipple and plate spring suspension brackets lubrication system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105292026A CN105292026A (en) | 2016-02-03 |
| CN105292026B true CN105292026B (en) | 2017-11-07 |
Family
ID=55190071
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510734799.1A Active CN105292026B (en) | 2015-10-30 | 2015-10-30 | Grease nipple joint, grease nipple and plate spring suspension brackets lubrication system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105292026B (en) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20060002418A (en) * | 2004-07-02 | 2006-01-09 | 현대자동차주식회사 | Structure for connecting leaf spring to vehicle body |
| KR100848374B1 (en) * | 2007-07-24 | 2008-07-24 | 안방수 | Lubricating device for cargo truck joint |
| CN201218408Y (en) * | 2008-07-03 | 2009-04-08 | 崔国友 | Mining centralized lubrication rotating joint |
| CN201944533U (en) * | 2011-01-21 | 2011-08-24 | 赵玲丽 | Automobile chassis oil injection connecting piece |
| CN202252767U (en) * | 2011-09-08 | 2012-05-30 | 南京贝奇尔机械有限公司 | Threaded seal connector adjustable in direction optionally |
| CN102943952A (en) * | 2012-11-28 | 2013-02-27 | 苏州蓝王机床工具科技有限公司 | Oil filling nozzle |
-
2015
- 2015-10-30 CN CN201510734799.1A patent/CN105292026B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN105292026A (en) | 2016-02-03 |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669 Applicant after: Anhui Jianghuai Automobile Group Limited by Share Ltd Address before: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669 Applicant before: Anhui Jianghuai Automotive Co., Ltd. |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |