CN104594971A - Bolt connection pair provided with oil passage - Google Patents
Bolt connection pair provided with oil passage Download PDFInfo
- Publication number
- CN104594971A CN104594971A CN201410704831.7A CN201410704831A CN104594971A CN 104594971 A CN104594971 A CN 104594971A CN 201410704831 A CN201410704831 A CN 201410704831A CN 104594971 A CN104594971 A CN 104594971A
- Authority
- CN
- China
- Prior art keywords
- oil
- bolt
- mistake
- connection pair
- oily
- 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.)
- Pending
Links
- 239000007788 liquid Substances 0.000 abstract description 12
- 230000007423 decrease Effects 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 52
- 239000012530 fluid Substances 0.000 description 4
- 238000009527 percussion Methods 0.000 description 4
- 230000007774 longterm Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000007701 flash-distillation Methods 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 239000010721 machine oil Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M11/00—Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
-
- 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
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B35/00—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Details Of Gearings (AREA)
Abstract
The invention discloses a bolt connection pair provided with an oil passage. The bolt connection pair provided with the oil passage comprises an oil bolt and an oil connector connected with the oil bolt in a matched mode through threads, wherein a screw of the oil bolt is provided with the oil passage in the axial direction, an oil hole communicated with the oil passage is formed in the side wall of the screw, the oil connector comprises a bucket-shaped connector body, threaded holes matched with the oil bolt are formed in the two ends of the connector body respectively, a bucket-shaped oil cavity is formed inside the oil connector, the inner diameter of the oil cavity decreases gradually from the middle to the two ends, and the minimum inner diameter of the oil cavity is not smaller than the diameter of each threaded hole. On the premise of not increasing the size of the oil connector, the bolt connection pair provided with the oil passage can weaken the impact action of liquid to the oil cavity, thereby prolonging the service life of the oil connector and improving the reliability of the oil connector.
Description
Technical field
The present invention relates to engine lubrication system part field, specifically a kind of bolt connection pair with oil channel.
Background technique
Cross the tapped through hole that oil (water, gas) bolt is used in fuel oil on canned motor, machine oil, water, feed channel.At present, cross oil draining bolt usually and the oily joint of the female mistake of tool with the use of, cross the cavity that oily joint inside has certain space, in use, liquid is introduced into the oil-through hole passing through oil draining bolt in this cavity inherence and enters and be in oil draining bolt, after liquid arrives this cavity, due to the change of flow area and the flow direction, liquid can produce larger impulse force in this cavity, the inner chamber of the oily joint of existing mistake is generally circular cylindrical cavity, this cavity there will be serious surface erosion under the long-term impact left and right of fluid, affects the working life of oily joint.
Therefore, for overcoming the above problems, need a kind of can under the prerequisite not increasing oily joint dimension size, weaken liquid to crossing oily inner chamber percussion to improve the bolt connection pair with oil channel in oily joint working life and reliability.
Summary of the invention
In view of this, the object of the invention is to overcome defect of the prior art, there is provided a kind of and under the prerequisite not increasing oily joint dimension size, liquid can be weakened to crossing oily inner chamber percussion to improve the bolt connection pair with oil channel in oily joint working life and reliability.
The bolt connection pair with oil channel of the present invention, the oily joint of mistake comprising oil draining bolt and be connected by screw-thread fit with described oil draining bolt excessively, the described screw rod of oil draining bolt crossed is provided with oil channel and screw rod sidewall is provided with and crosses oil to the oil-through hole be communicated with this vertically, the oily joint of described mistake comprises barrel-shaped joint body, the oily joint body two ends of described mistake are provided with and cross the screw that coordinates of oil draining bolt, and described mistake oily joint inside is provided with barrel-shapedly crosses oil pocket and this internal diameter crossing oil pocket to be reduced gradually to two ends by centre and mistake oil pocket minimum diameter is not less than the diameter of screw;
Further, described oil-through hole is evenly distributed with multiple along crossing oil draining bolt circumference;
Further, described barrel-shaped joint body sidewall is provided with for jack oily with the mistake of oil pipe grafting;
Further, the oily jack of described mistake is the cone shape hole that outside internal diameter is greater than inner side internal diameter;
Further, throttle element has been provided with in described oil-through hole.
Further, seal ring is provided with between the oily joint of described mistake and mistake oil draining bolt head;
Further, the described oil-through hole distance be bottom oil draining bolt screw rod was greater than the axial height that oil pocket crossed by oil.
The invention has the beneficial effects as follows: the bolt connection pair with oil channel of the present invention, the inner chamber crossing oily joint is that middle internal diameter is large, the barrel-shaped inner cavity that two ends internal diameter is little, compare existing cylindrical cavity, the internal surface surface area of this barrel-shaped inner cavity is comparatively large, therefore, it is possible to effectively reduce liquid to the pressure crossing oily joint inner chamber, on the other hand, the arc-shaped inner surface of barrel-shaped inner cavity effectively can cut down the percussion of liquid, greatly improves the working life of oily joint.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described:
Fig. 1 is the structural representation of the oily joint of mistake of the present invention;
Fig. 2 is the structural representation crossing oil draining bolt of the present invention.
Embodiment
Fig. 1 is the structural representation of the oily joint of mistake of the present invention; Fig. 2 is the structural representation crossing oil draining bolt of the present invention.The bolt connection pair with oil channel of the present embodiment, the oily joint of mistake comprising oil draining bolt and be connected by screw-thread fit with described oil draining bolt excessively, the described screw rod of oil draining bolt crossed is provided with oil channel 7 and screw rod sidewall is provided with and crosses oil to the oil-through hole 8 be communicated with this vertically, the oily joint of described mistake comprises barrel-shaped joint body 5, described mistake oily joint body 5 two ends are provided with the screw 3 coordinated with mistake oil draining bolt, described mistake oily joint inside is provided with barrel-shapedly crosses oil pocket and this internal diameter crossing oil pocket to be reduced gradually to two ends by centre and crosses the diameter that oil pocket minimum diameter is not less than screw 3, the inner chamber 4 crossing oily joint is that middle internal diameter is large, the barrel-shaped inner cavity 4 that two ends internal diameter is little, compare existing cylindrical cavity 4, the internal surface surface area of this barrel-shaped inner cavity 4 is larger, therefore, it is possible to effectively reduce liquid to the pressure crossing oily joint inner chamber 4, on the other hand, the arc-shaped inner surface of barrel-shaped inner cavity 4 effectively can cut down the percussion of liquid, greatly improved the working life of oily joint.
In the present embodiment, described oil-through hole 8 is evenly distributed with multiple along crossing oil draining bolt circumference, thus increase the liquid communication section area entered in oil draining bolt, reduce the flow resistance of liquid, on the other hand, this oil-through hole 8 be uniformly distributed circumferentially can make oil draining bolt external force suffered in the course of the work comparatively balance, and avoids oil draining bolt after long-term use concentrated wear to occur, and improves its working life.
In the present embodiment, described barrel-shaped joint body 5 sidewall is provided with for jack 2 oily with the mistake of oil pipe 1 grafting, this crosses in oily jack 2 internal thread that can arrange for being fixedly connected with oil pipe 1, and certainly, this internal thread can adopt seal of tube bolt to improve the sealability of link position.
In the present embodiment, the oily jack 2 of described mistake for outside internal diameter be greater than inner side internal diameter cone shape hole 6, the oil pipe 1 be attached thereto can be the flexible pipes such as rubber pipe, this pipeline inserts in the process in cone shape hole 6, oil pipe 1 front end will be subject to the radially inside extruding force in cone shape hole 6 inside, thus the sealability that raising oil pipe 1 is connected with the oily jack 2 of mistake.
In the present embodiment, throttle element has been provided with in described oil-through hole 8, throttle element effectively can control the speed of fluid, pipeline is avoided to occur cavitation, flash distillation, vibration and noise, or oil-through hole 8 can be arranged multiple kink to realize restriction effect, namely oil-through hole 8 comprises the sprue and multiple runner that are interconnected, and sprue one end is communicated with oil channel 7, and the other end is communicated with (not shown) by each runner with the oily joint inner chamber 4 of mistake.
In the present embodiment, be provided with seal ring between the oily joint of described mistake and mistake oil draining bolt head, avoid fluid seepage.
In the present embodiment, described oil-through hole 8 distance be bottom oil draining bolt screw rod was greater than the axial height that oil pocket crossed by oil, therefore adjusted oil draining bolt is passed through relative to the axial position crossing oily joint, can be outer with the circulation realizing blocking fluid by making oil-through hole 8 be positioned at oily joint inner chamber 4 completely.
What finally illustrate is, above embodiment is only in order to illustrate technological scheme of the present invention and unrestricted, although with reference to preferred embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that, can modify to technological scheme of the present invention or equivalent replacement, and not departing from aim and the scope of technical solution of the present invention, it all should be encompassed in the middle of right of the present invention.
Claims (7)
1. one kind has the bolt connection pair of oil channel, it is characterized in that: the oily joint of mistake comprising oil draining bolt and be connected by screw-thread fit with described oil draining bolt excessively, the described screw rod of oil draining bolt crossed is provided with oil channel and screw rod sidewall is provided with and crosses oil to the oil-through hole be communicated with this vertically, the oily joint of described mistake comprises barrel-shaped joint body, the oily joint body two ends of described mistake are provided with and cross the screw that coordinates of oil draining bolt, and described mistake oily joint inside is provided with barrel-shapedly crosses oil pocket and this internal diameter crossing oil pocket to be reduced gradually to two ends by centre and mistake oil pocket minimum diameter is not less than the diameter of screw.
2. the bolt connection pair with oil channel according to claim 1, is characterized in that: described oil-through hole is evenly distributed with multiple along crossing oil draining bolt circumference.
3. the bolt connection pair with oil channel according to claim 2, is characterized in that: described barrel-shaped joint body sidewall is provided with for jack oily with the mistake of oil pipe grafting.
4. the bolt connection pair with oil channel according to claim 3, is characterized in that: the oily jack of described mistake is the cone shape hole that outside internal diameter is greater than inner side internal diameter.
5. the bolt connection pair with oil channel according to claim 4, is characterized in that: be provided with throttle element in described oil-through hole.
6. the bolt connection pair with oil channel according to claim 5, is characterized in that: be provided with seal ring between the oily joint of described mistake and mistake oil draining bolt head.
7. the bolt connection pair with oil channel according to claim 6, is characterized in that: the described oil-through hole distance be bottom oil draining bolt screw rod was greater than the axial height that oil pocket crossed by oil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410704831.7A CN104594971A (en) | 2014-11-27 | 2014-11-27 | Bolt connection pair provided with oil passage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410704831.7A CN104594971A (en) | 2014-11-27 | 2014-11-27 | Bolt connection pair provided with oil passage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104594971A true CN104594971A (en) | 2015-05-06 |
Family
ID=53120979
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410704831.7A Pending CN104594971A (en) | 2014-11-27 | 2014-11-27 | Bolt connection pair provided with oil passage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104594971A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104961314A (en) * | 2015-07-24 | 2015-10-07 | 浙江江能环保科技有限公司 | Method for manufacturing environmental-friendly polyethylene septic tank |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5403041A (en) * | 1992-12-04 | 1995-04-04 | Aeroquip Gmbh | Tube- or hose connector for the transport of a fluid |
| CN2515097Y (en) * | 2001-12-20 | 2002-10-09 | 周虹 | Oil cooler and oil pipe seal connecting structure for motorcycle |
| CN202348901U (en) * | 2011-11-18 | 2012-07-25 | 广西玉柴机器股份有限公司 | Oil filtering bolt |
| CN102678719A (en) * | 2012-06-04 | 2012-09-19 | 嘉兴迈思特管件制造有限公司 | Oil bolt assembly with adjustable direction |
| CN103968149A (en) * | 2014-04-22 | 2014-08-06 | 章华 | Axial-flow type maze throttling structure |
| CN204477540U (en) * | 2014-11-27 | 2015-07-15 | 重庆小康工业集团股份有限公司 | Cross oil draining bolt auxiliary connection |
-
2014
- 2014-11-27 CN CN201410704831.7A patent/CN104594971A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5403041A (en) * | 1992-12-04 | 1995-04-04 | Aeroquip Gmbh | Tube- or hose connector for the transport of a fluid |
| CN2515097Y (en) * | 2001-12-20 | 2002-10-09 | 周虹 | Oil cooler and oil pipe seal connecting structure for motorcycle |
| CN202348901U (en) * | 2011-11-18 | 2012-07-25 | 广西玉柴机器股份有限公司 | Oil filtering bolt |
| CN102678719A (en) * | 2012-06-04 | 2012-09-19 | 嘉兴迈思特管件制造有限公司 | Oil bolt assembly with adjustable direction |
| CN103968149A (en) * | 2014-04-22 | 2014-08-06 | 章华 | Axial-flow type maze throttling structure |
| CN204477540U (en) * | 2014-11-27 | 2015-07-15 | 重庆小康工业集团股份有限公司 | Cross oil draining bolt auxiliary connection |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104961314A (en) * | 2015-07-24 | 2015-10-07 | 浙江江能环保科技有限公司 | Method for manufacturing environmental-friendly polyethylene septic tank |
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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 | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150506 |