CN106183657A - A kind of realize the device that air-flow transmits between revolving part and non-rotating part - Google Patents
A kind of realize the device that air-flow transmits between revolving part and non-rotating part Download PDFInfo
- Publication number
- CN106183657A CN106183657A CN201610572865.4A CN201610572865A CN106183657A CN 106183657 A CN106183657 A CN 106183657A CN 201610572865 A CN201610572865 A CN 201610572865A CN 106183657 A CN106183657 A CN 106183657A
- Authority
- CN
- China
- Prior art keywords
- sealing ring
- dish
- cage
- air flue
- transmission shaft
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C23/00—Devices for measuring, signalling, controlling, or distributing tyre pressure or temperature, specially adapted for mounting on vehicles; Arrangement of tyre inflating devices on vehicles, e.g. of pumps or of tanks; Tyre cooling arrangements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C23/00—Devices for measuring, signalling, controlling, or distributing tyre pressure or temperature, specially adapted for mounting on vehicles; Arrangement of tyre inflating devices on vehicles, e.g. of pumps or of tanks; Tyre cooling arrangements
- B60C23/10—Arrangement of tyre-inflating pumps mounted on vehicles
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
- Sealing Devices (AREA)
Abstract
The invention discloses and a kind of realize the device that air-flow transmits between revolving part and non-rotating part, it is characterized in that, the annular engagement dish being located in cage including the power transmission shaft that head is cage and concentricity axle sleeve, described power transmission shaft relative engagement disc spins, described cooperation dish is radially provided with the non-rotating air flue communicated with the external world, described power transmission shaft is provided with and leads to axle outer end to the rotation air flue communicated with the external world from cage, cage forms, with coordinating, the annular plenum chamber sealed at cooperation between dish, described inflating cells cylindrical is fixed on cooperation dish inwall, described inflating cells inner circle and cage surface matching;Described inflating cells communicates with non-rotating air flue and rotation air flue respectively.The mounting groove that sealing ring of the present invention is corresponding is positioned at cage surface, handling ease, precision high, and sealing ring with coordinate dish to vulcanize to be integrated, stable performance, life-span are long.Inflating cells, cooperation dish are positioned at cage surface, dust-proof, seal, overhaul and the most easily operate.
Description
Technical field
The present invention relates to automobile technical field, realize air-flow in particular to one and transmit between revolving part and non-rotating part
Device.
Background technology
The tire of vehicle in travelling can be carried out the application on passenger car of the system of real-time inflation/deflation and be currently in blank
State, one of its restrictive factor is that air-flow transmission between non-rotating part and revolving part is relatively difficult to achieve.Specifically, charge and discharge
Air-pump is installed on passenger vehicle body or chassis bearing part with controlling the main body such as element, and for non-rotary body, and tire is at vehicle
Rotary state it is in, for rotary body during traveling;When the control unit control pump housing carries out real-time inflation/deflation to tire, air-flow will be non-
Transmit between round end and round end;Accordingly, it would be desirable on existing passenger car architecture basics, exploitation one can realize this air-flow and pass
The device passed, with solve passenger car configuration can the difficult problem of air-charging and air-discharging system real-time to tire.
The patent of invention of Publication No. CN 104589931A discloses one and realizes air-flow and be delivered to revolving part by static element
Aerating and exhaust device, static element is outer ring, and revolving part is hub spindle, arranges close in two sealing ring mounting grooves of static element inwall
Seal, two sealing rings form annular plenum chamber with revolving part outer surface, and static element is radially provided with first communicated with the external world
Inlet channel, revolving part is provided with the second inlet channel that outer end communicates with the external world.Under the prior art, there is following lacking in this patent
Fall into: sealing ring mounting groove is positioned on the inwall of outer ring, and the inner port of the first inlet channel is arranged between two row sealing ring mounting grooves,
Difficulty of processing is big, low precision;Sealing ring rotates owing to needs coordinate after installing, and causes sealing effectiveness difference and longevity while easily loosening
Order short;This aerating and exhaust device is positioned at the internal place that matches with revolving part of static element, is blocked by static element the most completely, therefore pacifies
After dress dust-proof, seal, overhaul and all have difficulties.
Accordingly, it would be desirable to develop a kind of simple in construction, good sealing effect, life-span length realize air-flow in revolving part and non-rotation
Turn the device of transmission between part.
Summary of the invention
Present invention aim to solve the deficiency of above-mentioned background technology, it is provided that a kind of simple in construction, good sealing effect,
Life-span length realize the device that air-flow transmits between revolving part and non-rotating part.
The technical scheme is that and a kind of realize the device that air-flow transmits between revolving part and non-rotating part, it is special
Levy and be, the annular engagement dish being located in cage including the power transmission shaft that head is cage and concentricity axle sleeve, described power transmission shaft
Relative engagement disc spins, described cooperation dish is radially provided with and the extraneous non-rotating air flue communicated, described power transmission shaft be provided with from
Cage is led to axle outer end and is formed, with coordinating, the annular plenum chamber sealed to the rotation air flue communicated with the external world, cage between dish at cooperation
Room, described inflating cells cylindrical is fixed on cooperation dish inwall, described inflating cells inner circle and cage surface matching;Described inflatable chamber
Room communicates with non-rotating air flue and rotation air flue respectively.
Preferably, described inflating cells includes the first sealing ring and the second sealing ring being coaxially set up in parallel a pair, described
The upper and lower side of annular engagement dish inwall is fixed in first sealing ring and the sulfuration of the second sealing ring radial outside correspondence.
Further, described inflating cells also includes the ring foundation groove being arranged on cage surface, and described foundation trench is upper and lower
End is provided with the two row sealing ring mounting grooves corresponding with the first sealing ring and the second sealing ring, and described first sealing ring and second seals
Circle radially inner side is installed in sealing ring mounting groove.
Further, described cooperation dish inwall is inwardly projecting circular arc;Described foundation trench cross section is that bottom is deep
In cooperation dish circular arc inwall, both sides towards the U-shaped of outer incline, two row sealing ring mounting grooves are respectively arranged at foundation trench towards outer incline
Two side on.
Further, the first sealing ring and the second sealing ring cross section are rectangle, the first sealing ring and the second sealing ring
Face, outer ring with to coordinate the sulfuration of dish inwall fixing, inner ring face coordinates and is installed in sealing ring mounting groove;Described first sealing ring and
Internal and external cycle face and the place sealing ring mounting groove bottom land of the second sealing ring are all parallel with the sloped sidewall of place mounting groove.
Further, described non-rotating air flue inner port is between the first sealing ring and the second sealing ring.
Preferably, described rotation air flue includes from the internal oblique hole extended of the oblique power transmission shaft in cage surface and from transmission
The axial hole that axle outer end extends axially inwardly, described oblique hole communicates in power transmission shaft with axial hole.
Preferably, described cooperation dish is circumferentially spaced at non-rotating air flue screw is set, described cooperation dish and knuckle
Bolt connects.
The invention have the benefit that
1. the first sealing ring and the second face, sealing ring outer ring are fixed with coordinating the sulfuration of dish inwall, and the cooperation of inner ring face is installed on close
In seal mounting groove, and Internal and external cycle face is parallel with the sloped sidewall of place mounting groove, and being arranged such is in order to sealing ring is for tilting
During state, face, outer ring tilts sulfuration with coordinating dish inwall, and tilting sulfuration area more than cooperation dish inwall is to vulcanize under vertical state
Area, makes sealing ring with to coordinate dish fixing tightr;The sloped sidewall utilizing foundation trench arranges sealing ring mounting groove so that seal
Enclose the contact sealing area bigger than having at the bottom of vertical slots with at the bottom of tipper so that it is sealing effectiveness is more preferably;And foundation trench is horizontal
Both sides, cross section are towards the U-shaped of outer incline, in the presence of there is sealing ring both sides, owing to being deeper than cooperation dish arc bottom foundation trench cross section
Space bottom inwall, cooperation dish inwall and foundation trench cross section directly forms annular air channel.
2. the present invention is to realize air-flow transmission between non-rotary body and rotary body on ordinary passenger car, solves riding
Car configuration can the technical barrier of air-charging and air-discharging system real-time to tire.
3. cooperation dish inwall is fixed in sealing ring sulfuration, and cooperation dish inwall is without miscellaneous part;The mounting groove that sealing ring is corresponding
Be positioned at cage surface, handling ease, precision high, and sealing ring with coordinate dish to vulcanize to be integrated, stable performance, life-span are long.Inflation
Chamber, cooperation dish are positioned at cage surface, dust-proof, seal, overhaul and the most easily operate.
Accompanying drawing explanation
Fig. 1 is apparatus of the present invention schematic diagram
Fig. 2 is cooperation dish structural representation
Fig. 3 is transmission shaft structure schematic diagram
Fig. 4 is present invention structural representation when being installed on automobile
Wherein: 1. the non-rotating air flue 4. of cooperation dish 2. power transmission shaft 2.1 cage 3. rotates air flue 4.1 oblique hole 4.2 axle
To hole 5. inflating cells 6. first sealing ring 7. second sealing ring 8. foundation trench 9. sealing ring mounting groove 10. screw 11.
Knuckle 12. hub-bearing unit 12.1 hub spindle 12.2 outer ring 13. bolt.
Detailed description of the invention
The present invention is described in further detail with specific embodiment below in conjunction with the accompanying drawings.
As shown in Figure 1-2, the device that the present invention provides includes power transmission shaft 2 that head is cage 2.1 and concentricity axle sleeve
The annular engagement dish 1 being located in cage 2.1, the revolving part of the present invention refers to power transmission shaft 2, non-rotating part assignment conjunction dish 1, power transmission shaft 2
Relative engagement dish 1 rotates.Cooperation dish 1 is radially provided with the non-rotating air flue 3 communicated with the external world, and power transmission shaft 2 is provided with from cage
2.1 lead to axle outer end to the rotation air flue 4 that communicates with the external world, and cage 2.1 forms seal ring-type filling with coordinating at cooperation between dish 1
Gas chamber 5, inflating cells 5 cylindrical is fixed on cooperation dish 1 inwall, inflating cells 5 inner circle and cage 2.1 surface matching;Inflatable chamber
Room 5 communicates with non-rotating air flue 3 and rotation air flue 4 respectively.
Inflating cells 5 includes the first sealing ring 6 and the second sealing ring 7 being coaxially set up in parallel, the first sealing ring 6 He a pair
The upper and lower side of annular engagement dish 1 inwall is fixed in the corresponding sulfuration respectively of second sealing ring 7 radial outside.Non-rotating air flue 3 is inner
Mouth is between the first sealing ring 6 and the second sealing ring 7.As it is shown on figure 3, inflating cells 5 also includes being arranged on cage 2.1 surface
Ring foundation groove 8, foundation trench 8 upper and lower side is provided with corresponding with the first sealing ring 6 and the second sealing ring 7 two row sealing rings and installs
Groove 9, the first sealing ring 6 and the second sealing ring 7 radially inner side are installed in sealing ring mounting groove 8.
Power transmission shaft 2 head is cage 2.1, and cage less than 2.1 is the shaft portion that diameter is constant, and the end of shaft portion is transmission
The outer end (lower end in Fig. 3) of axle 2, rotates air flue 4 and includes from the internal oblique hole 4.1 extended of the oblique power transmission shaft in cage 2.1 surface
And the axial hole 4.2 extended axially inwardly from power transmission shaft outer end, oblique hole 4.1 communicates in power transmission shaft 2 with axial hole 4.2.
Cooperation dish 1 inwall is inwardly projecting arc;Foundation trench 8 cross section be bottom be deeper than cooperation dish arc inner wall, two
The U-shaped that side tilts towards external symmetry, two row sealing ring mounting grooves 9 are respectively arranged at foundation trench 8 towards on the two side of outer incline.Oblique
The hole 4.1 port on cage 2.1 surface is positioned at foundation trench 8 bottom land, and oblique hole 4.1, non-rotating air flue 3 respectively lead to inflating cells
On the inside and outside circle of 5.First sealing ring 6 and the second sealing ring 7 cross section are rectangle, outside the first sealing ring 6 and the second sealing ring 7
Circle face is fixed with coordinating the sulfuration of dish 1 inwall, and the cooperation of inner ring face is installed in sealing ring mounting groove 9;First sealing ring 6 and second is close
Internal and external cycle face and place sealing ring mounting groove 9 bottom land of seal 7 are all parallel with the sloped sidewall of place mounting groove 8.
When first sealing ring 6 and the second sealing ring 7 are heeling condition, face, outer ring tilts to vulcanize area big with coordinating dish inwall
It is sulfuration area under vertical state in cooperation dish inwall, fixing tightr;The sloped sidewall utilizing foundation trench arranges sealing ring peace
Tankage so that the sealing area that contacts that inner ring face is bigger than having at the bottom of vertical slots with at the bottom of tipper, sealing effectiveness is more preferable.
As shown in Figure 4, cooperation dish 1 being circumferentially spaced at non-rotating air flue 3 and arranges screw 10, cooperation dish 1 passes through bolt
The 13 corresponding screws 10 that enter are connected with knuckle 11 bolt, it is achieved the non-rotating state of cooperation dish 1;By on power transmission shaft 2 outer end
Spline be connected with the hub-bearing unit 12 of knuckle 11, the hub spindle of power transmission shaft 2 driven wheel hub bearing unit 12 12.1 turns
Dynamic, the outer ring 12.2 of hub-bearing unit 12 and the knuckle press-fited keep static.
When vehicle travels: the first sealing ring 6 and the second sealing ring 7 coordinate place's existence to rotate against with power transmission shaft 2 cage 2.1
Motion, annular air channel 5, when travelling with stagnation of movement at vehicle, keeps connecting with non-rotating air flue 3, rotation air flue 4 all the time;Work as control
When the unit control pump housing carries out inflation/deflation to tire, power transmission shaft 2 outer end connects tire, and gas is at non-rotating air flue 3, inflating cells
5, rotate between air flue 4, tire and transmit.
Claims (8)
1. one kind realizes the device that air-flow transmits between revolving part and non-rotating part, it is characterised in that include that head is cage
(2.1) the annular engagement dish (1) that power transmission shaft (2) and concentricity axle sleeve are located in cage (2.1), described power transmission shaft (2) phase
Rotating cooperation dish (1), described cooperation dish (1) is radially provided with the non-rotating air flue (3) communicated with the external world, described power transmission shaft
(2) be provided with and lead to axle outer end to the rotation air flue (4) that communicates with the external world from cage (2.1), cage (2.1) with coordinate dish (1)
Between form the annular plenum chamber (5) sealed at cooperation, described inflating cells (5) cylindrical is fixed on cooperation dish (1) inwall, described
Inflating cells (5) inner circle and cage (2.1) surface matching;Described inflating cells (5) respectively with non-rotating air flue (3) and rotary pneumatic
Road (4) communicates.
2. device as claimed in claim 1, it is characterised in that described inflating cells (5) includes a pair being coaxially set up in parallel
First sealing ring (6) and the second sealing ring (7), the sulfuration corresponding with the second sealing ring (7) radial outside of described first sealing ring (6)
It is fixed on the upper and lower side of annular engagement dish (1) inwall.
3. device as claimed in claim 2, it is characterised in that described inflating cells (5) also includes being arranged on cage (2.1) table
The ring foundation groove (8) in face, described foundation trench (8) upper and lower side is provided with corresponding with the first sealing ring (6) and the second sealing ring (7)
Two row sealing ring mounting groove (9), described first sealing ring (6) and the second sealing ring (7) radially inner side are installed on sealing ring and install
In groove (9).
4. device as claimed in claim 3, it is characterised in that cooperation dish (1) inwall is inwardly projecting arc;Described basis
Groove (8) cross section is that bottom is deeper than cooperation dish arc inner wall, both sides towards the U-shaped of outer incline, and two row sealing ring mounting groove (9) are respectively
It is arranged at foundation trench (8) towards on the two side of outer incline.
5. device as claimed in claim 4, it is characterised in that the first sealing ring (6) and the second sealing ring (7) cross section are square
Shape, the face, outer ring of the first sealing ring (6) and the second sealing ring (7) is with to coordinate the sulfuration of dish (1) inwall fixing, and inner ring face coordinates installs
In sealing ring mounting groove (9);Described first sealing ring (6) and the Internal and external cycle face of the second sealing ring (7) and place sealing ring
Mounting groove (9) bottom land is all parallel with the sloped sidewall of place mounting groove (8).
6. device as claimed in claim 2, it is characterised in that described non-rotating air flue (3) inner port is positioned at the first sealing ring
(6) between and the second sealing ring (7).
7. device as claimed in claim 1, it is characterised in that described rotation air flue (4) includes from cage (2.1) surface oblique
The internal oblique hole (4.1) extended of power transmission shaft and the axial hole (4.2) extended axially inwardly from power transmission shaft outer end, described oblique
Hole (4.1) communicates in power transmission shaft with axial hole (4.2).
8. device as claimed in claim 1, it is characterised in that upper non-rotating air flue (3) place of described cooperation dish (1) circumferentially between
Every arranging screw (10), described cooperation dish (1) is connected with knuckle (11) bolt.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610572865.4A CN106183657B (en) | 2016-07-20 | 2016-07-20 | A kind of device realized air-flow and transmitted between revolving part and non-rotating part |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610572865.4A CN106183657B (en) | 2016-07-20 | 2016-07-20 | A kind of device realized air-flow and transmitted between revolving part and non-rotating part |
Publications (2)
Publication Number | Publication Date |
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CN106183657A true CN106183657A (en) | 2016-12-07 |
CN106183657B CN106183657B (en) | 2018-06-22 |
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CN201610572865.4A Active CN106183657B (en) | 2016-07-20 | 2016-07-20 | A kind of device realized air-flow and transmitted between revolving part and non-rotating part |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109306303A (en) * | 2017-07-28 | 2019-02-05 | 宁波乐惠国际工程装备股份有限公司 | A kind of gas distribution block, pneumatic arranges poor device and lautertuns at pneumatic system |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
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CN1072381A (en) * | 1991-11-15 | 1993-05-26 | 中国人民解放军运输工程学院 | Rotary seal air chamber for inflation of tyre |
US20040131295A1 (en) * | 2001-04-04 | 2004-07-08 | Eishi Shibuya | Wheel drive unit |
JP2007131151A (en) * | 2005-11-10 | 2007-05-31 | Nsk Ltd | Bearing unit for driving wheel with air pressure control mechanism |
CN2908211Y (en) * | 2006-05-18 | 2007-06-06 | 胡鑫 | Automatic inflation device |
US20080006357A1 (en) * | 2006-06-28 | 2008-01-10 | Tatsuo Wakabayashi | Rolling bearing unit for supporting a wheel with an air compressor |
CN101863199A (en) * | 2010-07-09 | 2010-10-20 | 中国北方车辆研究所 | Air path of central air charging and discharging system for automobile |
CN104589931A (en) * | 2014-12-25 | 2015-05-06 | 东风汽车公司 | Inflation and deflation device for transferring air current from stationary member to rotating member |
-
2016
- 2016-07-20 CN CN201610572865.4A patent/CN106183657B/en active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1072381A (en) * | 1991-11-15 | 1993-05-26 | 中国人民解放军运输工程学院 | Rotary seal air chamber for inflation of tyre |
US20040131295A1 (en) * | 2001-04-04 | 2004-07-08 | Eishi Shibuya | Wheel drive unit |
JP2007131151A (en) * | 2005-11-10 | 2007-05-31 | Nsk Ltd | Bearing unit for driving wheel with air pressure control mechanism |
CN2908211Y (en) * | 2006-05-18 | 2007-06-06 | 胡鑫 | Automatic inflation device |
US20080006357A1 (en) * | 2006-06-28 | 2008-01-10 | Tatsuo Wakabayashi | Rolling bearing unit for supporting a wheel with an air compressor |
CN101863199A (en) * | 2010-07-09 | 2010-10-20 | 中国北方车辆研究所 | Air path of central air charging and discharging system for automobile |
CN104589931A (en) * | 2014-12-25 | 2015-05-06 | 东风汽车公司 | Inflation and deflation device for transferring air current from stationary member to rotating member |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109306303A (en) * | 2017-07-28 | 2019-02-05 | 宁波乐惠国际工程装备股份有限公司 | A kind of gas distribution block, pneumatic arranges poor device and lautertuns at pneumatic system |
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CN106183657B (en) | 2018-06-22 |
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Address after: 430056 No. 1 Dongfeng Avenue, Wuhan economic and Technological Development Zone, Hubei, Wuhan Patentee after: dFac Address before: 430056 No. 1 Dongfeng Avenue, Wuhan economic and Technological Development Zone, Hubei, Wuhan Patentee before: Dongfeng Car Co. |
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