CN105292026A - Grease nipple connector, grease nipple and plate spring suspension lubricating structure - Google Patents
Grease nipple connector, grease nipple and plate spring suspension lubricating structure Download PDFInfo
- Publication number
- CN105292026A CN105292026A CN201510734799.1A CN201510734799A CN105292026A CN 105292026 A CN105292026 A CN 105292026A CN 201510734799 A CN201510734799 A CN 201510734799A CN 105292026 A CN105292026 A CN 105292026A
- Authority
- CN
- China
- Prior art keywords
- lubrication adapter
- flange
- lubrication
- socket
- polished rod
- 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.)
- Granted
Links
- 239000000725 suspension Substances 0.000 title claims abstract description 11
- 239000004519 grease Substances 0.000 title abstract description 17
- 230000001050 lubricating effect Effects 0.000 title abstract description 5
- 210000002445 nipple Anatomy 0.000 title abstract 8
- 238000005461 lubrication Methods 0.000 claims description 92
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012946 outsourcing Methods 0.000 description 1
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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pivots And Pivotal Connections (AREA)
Abstract
The invention provides a grease nipple connector which comprises a connecting body and a mounting body, wherein the connecting body is provided with an opening ball socket and a polished rod section; the polished rod section is provided with a through hole communicated with the opening ball socket; the polished rod section is provided with a first flange close to the opening ball socket and with a second flange far away from the opening ball socket; the mounting body is a tapered pipe fitting with processed external threads; and the mounting body is in clearance fit with the polished rod section and is positioned between the first flange and the second flange. The invention also provides a grease nipple and a plate spring suspension lubricating structure. According to the grease nipple connector, the grease nipple and the plate spring suspension lubricating structure, the direction adjustability of the grease nipple can be improved on the premise that no mounting torque of the grease nipple is changed.
Description
Technical field
The present invention relates to adaptor union field and leaf springs of car suspension field, be specifically related to lubrication adapter joint, lubrication adapter and plate spring suspension brackets lubrication system.
Background technology
As shown in Figure 1 to Figure 3, in plate spring suspension brackets, leaf spring 4 is generally connected with the flat spring bracket 2 on vehicle frame 1 by leaf spring pin 5.In motion process, between leaf spring 4 and leaf spring pin 5 there is relatively rotating in (or hanger 7 with leaf spring pin 5), when leaf spring lining (or bracket bush) is for metal lining, between iron and iron there is abnormal sound in friction, usually, grease can be added by lubrication adapter 3 between, reduce friction between the two.
Usually, there is oilhole 6 leaf spring pin 5 inside, so that grease injects.Conical screw hole is had, to install lubrication adapter 3 in leaf spring pin 5 one end.Usual lubrication adapter selects through type lubrication adapter Q700B as shown in Figure 4; but near flat spring bracket 2, have steering drag link, mark time, the parts such as mud guard time; consider the comfort feature of grease adding, curved neck type lubrication adapter Q701B45 or Q701B90 as shown in Figure 5 can be selected.
As shown in Figure 4, be provided with spring 9 and steel ball 10 in through type lubrication adapter 8, the outside face of through type lubrication adapter 8 is processed with conical external screw thread 11, and conical external screw thread 11 realizes screw thread fit with the conical screw hole of leaf spring pin 5 thus is communicated with oilhole 6.
As shown in Figure 5, curved neck type lubrication adapter is made up of lubrication adapter joint 12 and through type lubrication adapter 8 two parts, in order to distinguish, the through type lubrication adapter be connected with lubrication adapter joint is called through type lubrication adapter body.The outside face of lubrication adapter joint 12 is processed with conical external screw thread 13, and outside thread 13 realizes screw thread fit with the conical screw hole of leaf spring pin 5 thus is communicated with oilhole 6.
No matter be the through type lubrication adapter shown in Fig. 4 or the curved neck type lubrication adapter shown in Fig. 5, all that outer screw thread 11 or outside thread 13 are threaded with leaf spring pin 5, the torque demand that demand fulfillment specifies when assembling, increasing moment of torsion can cause damaged screw to cause lubricating grease leakage, and easily grease also can be caused to reveal because loosening when reducing moment of torsion.That is, no matter be for through type lubrication adapter or for curved neck type lubrication adapter, reach preset torque once tighten, then can not again by tighten or unscrew change its oil filling port towards.Ideally; as shown in Figures 2 and 3; the oil filling port of lubrication adapter 3 should be down; but during practical set; because lubrication adapter 3 is gauge members; generally obtained by outsourcing; and the tapped bore on leaf spring pin 5 is processed by motor plant or other accessory factory and then lubrication adapter 3 and leaf spring pin 5 are assembled together by motor plant; when reaching prescribed torque; often there will be the oil filling port situation or upward of lubrication adapter 3 forward; now be difficult to realize grease adding, and don't by the mode of unscrewing or tighten change oil filling port towards.In prior art, the cooperation of Existence dependency ball pin realizes oil filling port towards adjustable lubrication adapter, but lubrication adapter adjustment angle of the prior art is restricted, and can not meet the adjustment angle requirement of lubrication adapter completely.
Summary of the invention
360 degree that the object of the invention is to realize lubrication adapter adjustable, thus provide higher comformability under the prerequisite of the moment of torsion that is threaded need not considering lubrication adapter.
For achieving the above object, The embodiment provides following technical scheme:
A kind of lubrication adapter joint, comprise connector and fixing body, described connector has opening ball-and-socket and polished rod section, described polished rod section has the through hole through with described opening ball-and-socket, described polished rod section has near the first flange of described opening ball-and-socket and the second flange away from described opening ball-and-socket, described fixing body for being processed with externally threaded conical pipe fitting, described fixing body and described polished rod section free-running fit between described first flange and described second flange.
As preferably, the length of described fixing body is less than the distance between described first flange and described second flange.
As preferably, the opening of described opening ball-and-socket is processed with negative thread.
As preferably, the axis of the opening of described opening ball-and-socket becomes obtuse angle with between the axis of described polished rod section.
As preferably, described fixing body has outer-hexagonal.
A kind of lubrication adapter, comprise lubrication adapter joint as above, through type lubrication adapter body, described through type lubrication adapter body forms ball pin with the opening of described opening ball-and-socket and coordinates or be threaded.
As preferably, in described through type lubrication adapter body, be provided with spring and steel ball.
A kind of plate spring suspension brackets lubrication system, comprise the leaf spring pin of flat spring bracket, leaf spring, the described flat spring bracket of connection and leaf spring, lubrication adapter as above, described leaf spring pin has oilhole, the described fixing body of described lubrication adapter and described oilhole screw thread fit.
Lubrication adapter joint of the present invention is divided into fixing body and connector two parts, fixing body is for realizing being threaded between lubrication adapter with leaf spring pin, utilize the free-running fit between fixing body and connector, achieving connector can around 360 degree, the axis rotation of fixing body, namely, the oil filling port of lubrication adapter can by 360 degree of rotations without the need to unscrewing fixing body or tightening, and the second flange can either coordinate with the first flange and plays position-limiting action to fixing body, the sealing function between fixing body and leaf spring pin can be played again, 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.
Further, the outer-hexagonal on fixing body is convenient to fixing body and is tightened to operation on leaf spring pin.
Further, through type lubrication adapter body realizes ball pin with opening ball-and-socket and coordinates, make through type lubrication adapter body relatively can have certain direction adjustability by connector, the body that is connected is mounted opposite the rotational adjustability of body, further increases the adjustable direction scope of the oil filling port of lubrication adapter.
Accompanying drawing explanation
Fig. 1 is the front view of typical plate spring suspension brackets;
Fig. 2 is the cutaway view along the A-A line in Fig. 1;
Fig. 3 is the cutaway view along the B-B line in Fig. 1;
Fig. 4 is the transparent view of a kind of through type lubrication adapter of the prior art;
Fig. 5 is the front view of a kind of curved neck type lubrication adapter of the prior art;
Fig. 6 is the front view of the lubrication adapter of first embodiment of the present invention;
Fig. 7 is the front view of the lubrication adapter joint of first embodiment of the present invention;
Fig. 8 is the block diagram of the connector of first embodiment of the present invention;
Fig. 9 is the front view of the fixing body of first embodiment of the present invention;
Figure 10 is the left view of the fixing body of first embodiment of the present invention;
Figure 11 is the front view of the lubrication adapter of second embodiment of the present invention;
Figure 12 is the cutaway view of the E-E line along Figure 11.
Description of symbols in figure: 1, vehicle frame, 2, flat spring bracket, 3, lubrication adapter, 4, leaf spring, 5, leaf spring pin, 6, oilhole, 7, hanger, 8, through type lubrication adapter body, 9, spring, 10, steel ball, 11, outside thread, 12, lubrication adapter joint, 13, outside thread, 14, through type lubrication adapter body, 15, lubrication adapter joint, 16, first flange, 17, second flange, 18, connector, 19, fixing body, 20, opening ball-and-socket, 21, polished rod section, 22, opening, 23, through hole, 24, outer-hexagonal, 25, outside thread, 26, through hole, 27, through type lubrication adapter body.
Detailed description of the invention
With reference to figure 6, in first embodiment, lubrication adapter comprises lubrication adapter joint 15 and through type lubrication adapter body 14 two parts.Through type lubrication adapter body 14 can adopt the structure identical with the Q700B type through type lubrication adapter 8 shown in Fig. 4, therefore no longer describes in detail.Lubrication adapter joint 15 has the first flange 16 and the second flange 17 two flanges.
With reference to figure 7, the lubrication adapter joint 15 in the present embodiment is not an entirety, but is divided into connector 18 and fixing body 19 two parts.
With reference to figure 8, connector 18 has opening ball-and-socket 20 and polished rod section 21 two parts.Wherein, polished rod section 21 is a tube-like piece, has the through hole 23 through with opening ball-and-socket 20.The first flange 16 in polished rod section 21 is near opening ball-and-socket 20, and the second flange 17 is D away from the range mark between opening ball-and-socket 20, the first flange 16 and the second flange 17.Negative thread is processed with in the opening 22 of opening ball-and-socket 20.
With reference to figure 7 and Fig. 8, between the axis C-C of the opening 22 of the opening ball-and-socket 20 of the connector 18 and axis D-D of polished rod section 21, become obtuse angle a.Therefore, connector 18 and through type lubrication adapter body 14 are assembled together rear formation curved neck.Wherein, axis C-C refers to the axis of the center of circle through opening 22 plane perpendicular to opening 22 place.And the axis D-D of polished rod section 21 refers to the axis of the through hole 23 of polished rod section 21, after having assembled, the axis coaxle of the through hole 26 of this axis and fixing body described below 19.
With reference to figure 9 and Figure 10, fixing body 19 for being processed with outside thread 25 and having the conical pipe fitting of through hole 26, and has outer-hexagonal 24.
With reference to figure 7 to Figure 10, the through hole 26 of fixing body 19 and polished rod section 21 free-running fit of connector 18 between the first flange 16 and the second flange 17, connector 18 can be mounted opposite the axis coaxle 360 degree rotation of the through hole 16 of body 19, and the first flange 16 and the second flange 17 prevent from being separated between connector 18 with fixing body 19 and play sealing function to the through hole 26 of fixing body 19.The length d of fixing body 19 is less than the distance between the first flange 16 and the second flange 17, makes connector 18 be easier to rotate.
With reference to figure 6, in first embodiment, through type lubrication adapter body 14 is formed with the opening 22 of opening ball-and-socket 20 and is threaded, thus is assembled into lubrication adapter.
With reference to Figure 11 and Figure 12, in the second embodiment, without the need to processing negative thread in the opening ball-and-socket 20 of connector 18, and adopt through type lubrication adapter body 27 and opening ball-and-socket 20 to form ball pin to coordinate, therefore through type lubrication adapter body 27 can possess certain rotary freedom.
With reference to figure 1, Fig. 2, Fig. 3 and Fig. 6, Figure 11, the plate spring suspension brackets lubrication system in the present embodiment, comprises flat spring bracket 2, leaf spring 4, connecting panel spring bracket 2 and the leaf spring pin 5 of leaf spring 4, the lubrication adapter as shown in Fig. 6 or Figure 11.Wherein, leaf spring pin 5 can either directly connecting panel spring bracket 2 and leaf spring 4, again can by indirect connecting panel spring bracket 2 such as hanger 7 grade and leaf spring 4.Leaf spring pin 5 has oilhole 6, the outside thread 25 on the fixing body 19 of lubrication adapter realizes being communicated with of oil duct with oilhole 6 screw thread fit.During installation, the outer-hexagonal 24 of spanner clamping fixing body 19 is adopted to be screwed to required torque.When needs grease up, because connector 18 can around 360 degree, the axis rotation of fixing body 19, therefore the oil filling port of lubrication adapter can be rotated by 360 degree and without the need to unscrewing fixing body 19 or tightening, and the second flange 17 prevents connector 18 from rotary course, leaking grease.When lubrication adapter in employing second embodiment, through type lubrication adapter body 27 can have certain direction adjustability by connector 18 relatively, the body 18 that is connected itself is mounted opposite the rotational adjustability of body 19, further increases the adjustable direction scope of the oil filling port of lubrication adapter.
Although the present invention is described in conjunction with above embodiment, but the present invention is not limited to above-described embodiment, and only by the restriction of claim, those of ordinary skill in the art easily can carry out equivalence to the present embodiment and replace or modification, but do not leave essential idea of the present invention and scope.
Claims (8)
1. a lubrication adapter joint, it is characterized in that, comprise connector and fixing body, described connector has opening ball-and-socket and polished rod section, described polished rod section has the through hole through with described opening ball-and-socket, described polished rod section has near the first flange of described opening ball-and-socket and the second flange away from described opening ball-and-socket, described fixing body for being processed with externally threaded conical pipe fitting, described fixing body and described polished rod section free-running fit between described first flange and described second flange.
2. lubrication adapter joint according to claim 1, is characterized in that, the length of described fixing body is less than the distance between described first flange and described second flange.
3. lubrication adapter joint according to claim 1, is characterized in that, the opening of described opening ball-and-socket is processed with negative thread.
4. lubrication adapter joint according to claim 1, is characterized in that, the axis of the opening of described opening ball-and-socket becomes obtuse angle with between the axis of described polished rod section.
5. lubrication adapter joint according to claim 1, is characterized in that, described fixing body has outer-hexagonal.
6. a lubrication adapter, is characterized in that, comprises the lubrication adapter joint as described in any one in claim 1 to 5, through type lubrication adapter body, and described through type lubrication adapter body forms ball pin with the opening of described opening ball-and-socket and coordinates or be threaded.
7. lubrication adapter according to claim 6, is characterized in that, is provided with spring and steel ball in described through type lubrication adapter body.
8. a plate spring suspension brackets lubrication system, it is characterized in that, comprise the leaf spring pin of flat spring bracket, leaf spring, the described flat spring bracket of connection and leaf spring, lubrication adapter as claimed in claims 6 or 7, described leaf spring pin has oilhole, the described fixing body of described lubrication adapter and described oilhole screw thread fit.
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 true CN105292026A (en) | 2016-02-03 |
| CN105292026B CN105292026B (en) | 2017-11-07 |
Family
ID=55190071
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510734799.1A Expired - Fee Related 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) |
Citations (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 not_active Expired - Fee Related
Patent Citations (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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105292026B (en) | 2017-11-07 |
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Legal Events
| 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 Corp.,Ltd. Address before: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669 Applicant before: ANHUI JIANGHUAI AUTOMOBILE Co.,Ltd. |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171107 |