CN109578467A - A kind of Retarder - Google Patents
A kind of Retarder Download PDFInfo
- Publication number
- CN109578467A CN109578467A CN201811488101.2A CN201811488101A CN109578467A CN 109578467 A CN109578467 A CN 109578467A CN 201811488101 A CN201811488101 A CN 201811488101A CN 109578467 A CN109578467 A CN 109578467A
- Authority
- CN
- China
- Prior art keywords
- shaft
- screw thread
- pump housing
- bolt
- oil
- 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
- 239000000446 fuel Substances 0.000 claims abstract description 21
- 238000007789 sealing Methods 0.000 claims abstract description 18
- 238000005461 lubrication Methods 0.000 claims abstract description 11
- 239000007788 liquid Substances 0.000 claims description 13
- 238000009434 installation Methods 0.000 claims description 9
- 238000003754 machining Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 2
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims 1
- 229910052731 fluorine Inorganic materials 0.000 claims 1
- 239000011737 fluorine Substances 0.000 claims 1
- 239000003292 glue Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 239000012530 fluid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000338 in vitro Methods 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
Classifications
-
- 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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D57/00—Liquid-resistance brakes; Brakes using the internal friction of fluids or fluid-like media, e.g. powders
-
- 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
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/162—Special parts or details relating to lubrication or cooling of the sealing itself
-
- 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
- F16N—LUBRICATING
- F16N7/00—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated
- F16N7/38—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated with a separate pump; Central lubrication systems
- F16N7/40—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated with a separate pump; Central lubrication systems in a closed circulation system
Abstract
The present invention relates to a kind of automobile retarders, for the problem that the oil sealing that existing Retarder shaft connects driving gear one end is easy to be damaged, fail because of insufficient lubrication, a kind of Retarder is provided, including shell and shaft, helical pump, other end setting driving gear is arranged in one end of shaft；Helical pump includes the screw thread pump housing and screw thread pump cover, and screw thread pump cover and helical pump body form the first cavity；Shell and helical pump body form helicla flute, and shell forms the second cavity, and the first cavity is connected to through helicla flute with the second cavity；Shaft is connect with shell by oil sealing sealing；Shaft one end is equipped with shaft oil transportation hole, and shaft oil transportation hole is equipped with screw thread, the helical pump pump housing is connected with shaft by bolt；The screw thread pump housing is equipped with pump housing fuel feed hole；The screw rod of bolt is equipped with bolt fuel feed hole and bolt oil transportation hole；Shaft connection driving gear one end is equipped with shaft oil outlet, pump housing fuel feed hole, bolt fuel feed hole, bolt oil transportation hole, shaft oil transportation hole and the connection of shaft oil outlet.
Description
Technical field
The present invention relates to a kind of automobile retarders, and in particular to a kind of Retarder.
Background technique
Retarder is the brake device for car that retarded acting is generated using fluid damping.
Chinese patent (application number: 201620618702.0) discloses a kind of Retarder idle running forcedlubricating system.
The Retarder that the system uses turns as shown in Figure 1, including shell 01, the rotor 02 being arranged in shell 01 and shaft 03
Axis 03 drives rotor 02 to rotate.One end connection screw thread pump 04 of shaft 03, the other end are arranged retarder and drive gear 05.
Helical pump 04 includes the screw thread pump housing 041 and screw thread pump cover 042, is formed between screw thread pump cover 042 and the screw thread pump housing 041
First cavity 06；041 Excircle machining of the screw thread pump housing has screw thread, and shell 01 and the periphery of the screw thread pump housing 041 cooperatively form spiral
Slot 07, shell 01 form the second cavity 08 at the installation screw thread pump housing 041；First cavity 06 is through helicla flute 07 and the second cavity
08 connection.The rotation of shaft 03 drives helical pump 04 to rotate, and helical pump 04 pumps the oil liquid in the first cavity 06 through helicla flute 07
Into the second cavity 08, it to be used for Retarder forced feed lubrication.
In order to guarantee the sealing performance of retarder installation driving 05 one end of gear, oil is respectively provided between shaft 03 and shell 01
Envelope 051.But since oil sealing 051 is only lubricated manually during installation, it is easy after a period of use in retarder because of profit
Cunning is bad to be damaged, fails, and the medium in retarder is caused to leak.
Summary of the invention
The purpose of the present invention is overcome the oil sealing of existing Retarder shaft connection driving gear one end to be easy because of lubrication
Deficiency that is bad, being damaged, fail, and a kind of Retarder is provided.
To achieve the above object, present invention provide the technical scheme that a kind of Retarder, including shell and shaft,
Helical pump, other end setting driving gear is arranged in one end of shaft；Helical pump includes the screw thread pump housing and screw thread pump cover, screw thread pump cover
The first cavity is formed between the screw thread pump housing；Circle is threaded helical pump in vitro, and the periphery of shell and the screw thread pump housing cooperates
Helicla flute is formed, shell forms the second cavity at the installation screw thread pump housing, and the first cavity is connected to through helicla flute with the second cavity；
The side of shaft setting driving gear is connect with shell by oil sealing sealing；It is characterized in that, the shaft connection screw thread pump housing
One end is equipped with shaft oil transportation hole, and shaft oil transportation hole is equipped with screw thread, the helical pump pump housing is connected with shaft by bolt；The screw thread pump housing
Excircle is equipped with the pump housing fuel feed hole of normal thread pump housing central axis；The screw rod excircle of bolt corresponds to pump housing fuel feed hole and is equipped with
Perpendicular to the bolt fuel feed hole of bolt axis；The screw rod of bolt corresponds to shaft oil transportation hole equipped with bolt oil transportation axially along a screw
Hole；Bolt fuel feed hole, bolt oil transportation hole and the connection of shaft oil transportation hole；One end excircle of shaft connection driving gear, which is equipped with, to be used for
The shaft oil outlet of lubrication oil seal, shaft oil outlet are connected to shaft oil transportation hole.
Further, the shell inner surface of the screw thread pump housing is installed along the axially extending annular formed for guiding oil liquid of shaft
Diversion division；The excircle of the corresponding annular diversion division of the screw thread pump housing extends to form rib towards annular diversion division, rib and shell it
Between remain in advance throttle oil liquid gap.Throttling action is played in gap, stops the most of oil liquid for passing through helicla flute, is squeezed into
The pump housing fuel feed hole of the pump housing, subsequent oil liquid through hole bolt fuel feed hole, bolt oil transportation hole, shaft oil transportation hole, shaft oil outlet are strong
Lubrication oil seal processed；Fraction flows directly into bearing under the guiding of guide ring by the oil liquid in gap, plays the work of lubrication bearing
With.
Further, the axis in above-mentioned shaft oil transportation hole and the axis in bolt oil transportation hole are overlapped with the axis of shaft.
Further, above-mentioned oil sealing uses material for the High-pressure oil sealing of fluorubber.
Compared with prior art, the invention has the advantages that
The present invention utilizes original retarder forced feed lubrication helical pump, by the way that Retarder is simply transformed, to oil
Envelope portion introduces lubricating fluid, just can effectively avoid oil sealing and owes lubrication damage, effectively prevents installation oil sealing end retarder dielectric leakage
Phenomenon occurs.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of existing retarder；
Fig. 2 is the structural schematic diagram of Retarder one embodiment of the present invention；
Fig. 3 is the enlarged diagram of part A in Fig. 2；
Fig. 4 is the enlarged diagram of part B in Fig. 3.
Each label is described as follows in Fig. 1:
01-shell；02-rotor；03-shaft；04-helical pump, the 041-screw thread pump housing, 042-screw thread pump cover；
05-driving gear；051-oil sealing；06-the first cavity；07-helicla flute；08-the second cavity.
Fig. 2 each label into Fig. 4 is described as follows:
1-shell；2-rotors；3-shafts, 31-shaft oil transportation holes, 32-shaft oil outlets；4-helical pumps, 41-
The screw thread pump housing, 411-pump housing fuel feed holes, 42-screw thread pump covers；5-driving gears；51-oil sealings；6-the first cavity；7-spiral shells
Spin slot；8-the second cavity；9-bolts, 91-bolt fuel feed holes, 92-bolt oil transportation holes；10-annular diversion divisions, 11-gears
Side.
Specific embodiment
The present invention is described in further detail with reference to the accompanying drawings and examples.
As shown in Figure 2 and Figure 3, the present embodiment provides a kind of Retarder, including shell 1, rotor and shaft 3, shafts 3
One end be arranged helical pump 4, the other end setting driving gear 5；Helical pump 4 includes the screw thread pump housing 41 and screw thread pump cover 42, screw thread
The first cavity 6 is formed between pump cover 42 and the screw thread pump housing 41；41 Excircle machining of the screw thread pump housing has screw thread, shell 1 and the screw thread pump housing
41 periphery cooperatively forms helicla flute 7, and shell 1 forms the second cavity 8, the first cavity 6 warp at the installation screw thread pump housing 41
Helicla flute 7 is connected to the second cavity 8.The side of the setting driving gear 5 of shaft 3 is tightly connected with shell 1 by oil sealing 51.
Referring to Fig. 3, the 3 connection screw thread pump housing of shaft, 41 one end is equipped with shaft oil transportation hole 31, and shaft oil transportation hole 31 is equipped with screw thread,
4 pump housing of helical pump is connected with shaft 3 by bolt 9；41 excircle of the screw thread pump housing is equipped with 41 central axis of the normal thread pump housing
Pump housing fuel feed hole 411；The screw rod excircle of bolt 9 correspond to pump housing fuel feed hole 411 be equipped with perpendicular to 9 axis of bolt bolt into
Oilhole 91；The screw rod of bolt 9 corresponds to shaft oil transportation hole 31 equipped with bolt oil transportation hole 92 axially along a screw；Shaft oil transportation hole 31
Axis and the axis in bolt oil transportation hole 92 are overlapped with the axis of shaft 3.
Bolt fuel feed hole 91, bolt oil transportation hole 92 and shaft oil transportation hole 31 are connected to；One end of the connection driving gear 5 of shaft 3
Excircle is equipped with the shaft oil outlet 32 for lubrication oil seal 51, and shaft oil outlet 32 is connected to shaft oil transportation hole 31.
As shown in figure 4,1 inner surface of shell of the installation screw thread pump housing 41 is along the axially extending formation of shaft 3 for guiding oil liquid
Annular diversion division 10；The excircle of the corresponding annular diversion division 10 of the screw thread pump housing 41 extends to form rib towards annular diversion division 10
11, remain for the gap of throttling oil liquid between rib 11 and shell 1 in advance.
Referring to Fig. 3, Fig. 4, shaft 3 drives rotor 2 to rotate, and the screw thread pump housing 41 rotates together with shaft 3.As long as retarder turns
Son rotates, and the oil liquid in the first cavity 6 will enter inside retarder under the action of helical pump 4 through helicla flute 7.Helicoidal pump 4
The oil liquid a part being pumped into is squeezed into pump housing fuel feed hole 411 by the blocking of rib 11, through bolt fuel feed hole 91, bolt oil transportation hole after
92, shaft oil transportation hole 31,32 lubrication oil seal 51 of shaft oil outlet；Another part oil liquid enters through the gap of rib 11 and shell 1
Second cavity 8 lubricates the components such as bearing.
The above is only the preferred embodiment of the present invention is described, technical solution of the present invention is not limited to
This, those skilled in the art's made any known deformation on the basis of major technique of the present invention is conceived belongs to institute of the present invention
Technology scope to be protected.
Claims (4)
1. helical pump (4) are arranged in one end of a kind of Retarder, including shell (1) and shaft (3), shaft (3), the other end is set
Set driving gear (5)；
Helical pump (4) includes the screw thread pump housing (41) and screw thread pump cover (42), shape between screw thread pump cover (42) and the screw thread pump housing (41)
At the first cavity (6)；
The screw thread pump housing (41) Excircle machining has screw thread, and shell (1) and the periphery of the screw thread pump housing (41) cooperatively form helicla flute
(7), shell (1) forms the second cavity (8) at the installation screw thread pump housing (41), and the first cavity (6) is through helicla flute (7) and second
Cavity (8) connection；
The side and shell (1) of shaft (3) setting driving gear (5) are tightly connected by oil sealing (51)；
It is characterized by: shaft (3) the connection screw thread pump housing (41) one end is equipped with shaft oil transportation hole (31), shaft oil transportation hole (31) is set
There is screw thread, helical pump (4) pump housing and shaft (3) are connected by bolt (9)；
The screw thread pump housing (41) excircle is equipped with the pump housing fuel feed hole (411) of the normal thread pump housing (41) central axis；
The screw rod excircle of bolt (9) corresponds to pump housing fuel feed hole (411) equipped with the bolt fuel feed hole perpendicular to bolt (9) axis
(91)；The screw rod of bolt (9) corresponds to shaft oil transportation hole (31) equipped with bolt oil transportation hole (92) axially along a screw；Bolt fuel feed hole
(91), bolt oil transportation hole (92) and shaft oil transportation hole (31) connection；
One end excircle of shaft (3) connection driving gear (5) is equipped with the shaft oil outlet (32) for lubrication oil seal (51), turns
Axis oil outlet (32) is connected to shaft oil transportation hole (31).
2. a kind of Retarder according to claim 1, it is characterised in that: the shell (1) of the installation screw thread pump housing (41)
Inner surface is along the axially extending annular diversion division (10) formed for guiding oil liquid of shaft (3)；
The excircle of the corresponding annular diversion division (10) of the screw thread pump housing (41) extends to form rib (11) towards annular diversion division (10),
Remain for the gap of throttling oil liquid between rib (11) and shell (1) in advance.
3. a kind of Retarder according to claim 1 or 2, it is characterised in that: the axis in shaft oil transportation hole (31)
Line and the axis in bolt oil transportation hole (92) are overlapped with the axis of shaft (3).
4. a kind of Retarder according to claim 3, it is characterised in that: the oil sealing (51) uses material for fluorine rubber
The High-pressure oil sealing of glue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811488101.2A CN109578467B (en) | 2018-12-06 | 2018-12-06 | Hydraulic retarder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811488101.2A CN109578467B (en) | 2018-12-06 | 2018-12-06 | Hydraulic retarder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109578467A true CN109578467A (en) | 2019-04-05 |
| CN109578467B CN109578467B (en) | 2024-03-15 |
Family
ID=65926480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811488101.2A Active CN109578467B (en) | 2018-12-06 | 2018-12-06 | Hydraulic retarder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109578467B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115163699A (en) * | 2022-06-02 | 2022-10-11 | 阜新德尔汽车部件股份有限公司 | Lubricating structure of hydraulic retarder |
| WO2023185009A1 (en) * | 2022-03-31 | 2023-10-05 | 贵阳丽天苍泰科技有限公司 | Hydraulic retarder |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3987874A (en) * | 1973-03-28 | 1976-10-26 | General Motors Corporation | Transmission with retarder and controls |
| US6234285B1 (en) * | 1996-06-14 | 2001-05-22 | Voith Turbo Gmbh & Co Kg | Retarder |
| JP2005076861A (en) * | 2003-09-03 | 2005-03-24 | Tochigi Fuji Ind Co Ltd | Differential device |
| CN104482078A (en) * | 2014-12-10 | 2015-04-01 | 陕西法士特齿轮有限责任公司 | Parallel hydrodynamic retarder structure supported by double cone bearings |
| CN105673733A (en) * | 2016-03-01 | 2016-06-15 | 宁波华盛联合制动科技有限公司 | Oil seal lubricating structure of hydrodynamic retarder |
| CN105953065A (en) * | 2016-06-20 | 2016-09-21 | 陕西法士特齿轮有限责任公司 | Threaded pump |
| CN209539864U (en) * | 2018-12-06 | 2019-10-25 | 陕西法士特汽车传动集团有限责任公司 | A kind of Retarder |
-
2018
- 2018-12-06 CN CN201811488101.2A patent/CN109578467B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3987874A (en) * | 1973-03-28 | 1976-10-26 | General Motors Corporation | Transmission with retarder and controls |
| US6234285B1 (en) * | 1996-06-14 | 2001-05-22 | Voith Turbo Gmbh & Co Kg | Retarder |
| JP2005076861A (en) * | 2003-09-03 | 2005-03-24 | Tochigi Fuji Ind Co Ltd | Differential device |
| CN104482078A (en) * | 2014-12-10 | 2015-04-01 | 陕西法士特齿轮有限责任公司 | Parallel hydrodynamic retarder structure supported by double cone bearings |
| CN105673733A (en) * | 2016-03-01 | 2016-06-15 | 宁波华盛联合制动科技有限公司 | Oil seal lubricating structure of hydrodynamic retarder |
| CN105953065A (en) * | 2016-06-20 | 2016-09-21 | 陕西法士特齿轮有限责任公司 | Threaded pump |
| CN209539864U (en) * | 2018-12-06 | 2019-10-25 | 陕西法士特汽车传动集团有限责任公司 | A kind of Retarder |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023185009A1 (en) * | 2022-03-31 | 2023-10-05 | 贵阳丽天苍泰科技有限公司 | Hydraulic retarder |
| CN115163699A (en) * | 2022-06-02 | 2022-10-11 | 阜新德尔汽车部件股份有限公司 | Lubricating structure of hydraulic retarder |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109578467B (en) | 2024-03-15 |
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