CN1974239A - Valve assembly for automobile tyre - Google Patents
Valve assembly for automobile tyre Download PDFInfo
- Publication number
- CN1974239A CN1974239A CNA2006101574884A CN200610157488A CN1974239A CN 1974239 A CN1974239 A CN 1974239A CN A2006101574884 A CNA2006101574884 A CN A2006101574884A CN 200610157488 A CN200610157488 A CN 200610157488A CN 1974239 A CN1974239 A CN 1974239A
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- China
- Prior art keywords
- valve
- tip body
- valve assembly
- valve tip
- present
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- 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
- B60C23/02—Signalling devices actuated by tyre pressure
- B60C23/04—Signalling devices actuated by tyre pressure mounted on the wheel or tyre
- B60C23/0491—Constructional details of means for attaching the control device
- B60C23/0494—Valve stem attachments positioned inside the tyre chamber
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Check Valves (AREA)
Abstract
The valve assembly for automobile tyre includes a valve body, a sealing ring, a rim gasket and a fastening nut. The valve body has two parallel planes for setting the fastening nut; the fastening nut includes one hexagonal part and one circular part. There are also one fastening screw and one lock washer for fastening the sensor onto the valve body, the fastening screw has axial air channel, and the valve body has inner thread in the end for fitting the fastening screw. The valve assembly has reduced weight, low cost, less deformation, long service life, capacity of improving the dynamic balance stability of the tyre and other advantages.
Description
Technical field
The present invention relates to motor tire, particularly, relate to a kind of auto-tire valve; Further, relate to a kind of clamp-in valve that can tight pulley air pressure/temperature sensor.
Background technology
TPMS (Tire Pressure Monitoring System) automotive tire pressure supervisory system is mainly used in and monitors tire pressure in the vehicle traveling process in real time, and tire flat and infrabar are reported to the police, with guarantee driving safety.
The investigation statistics of AIAE American institute of automobile engineers shows that there is 260,000 traffic accidents every year in the U.S. owing to tire fault causes, and 75% tire fault is caused by low tyre or seepage.The economic loss that causes of blowing out is huge.In view of this, passed through the TREAD bill in US Congress in 2000.One of requirement of TREAD bill is by 2007, and all automobiles of selling in the U.S. all must be installed tire pressure monitoring system.
Respond the TREAD bill, U.S. highway traffic safety office (NTHTSA) requires 2007, all automobiles of selling in the U.S. all must be installed tire pressure monitoring system, and the automobile sales volume in U.S. every year is about 1,500 ten thousand (car/truck), annual about 5,000 ten thousand of the whole world.Average each car needs 4.2 tires (not comprising spare tire).And China is also drawing up relevant national standard.
At present, the main embodiment of TPMS is to utilize clamp-in valve to be fixed on inside tires sensor.The tire tube valve of this form mainly adopts aluminum alloy materials from weight and cost consideration.Fig. 1 is the scheme drawing of valve assembly and sensor annexation among the TPMS of prior art.Be followed successively by from left to right: tightening screw 1, safety washer 2, sensor 200, Valve tip body 3, seal ring 4, rim gasket 5, clamp nut 6.
The characteristics of this tire tube valve are that clamp nut 6 is thicker, and its cylindrical step part is long, and the outer-hexagonal part is shorter.Valve tip body 3 is provided with and is used at the fixing auxiliary mounting hole of tightening screw of installation process in addition.Owing to should assist the existence of mounting hole, and cause tire tube valve length to increase.Two reasons to sum up, tire tube valve and sensor weight sum cause difficulty up to 45 grams for vehicle tyre carries out the kinetic balance operation.Particularly the TPMS that directly installs additional at manufacturing line because kinetic balance piece mounting means is an adhesive type, has increased the requirement of strength of pasting the kinetic balance piece greatly.Directly influence production efficiency.
The intensity of aluminium is lower in addition, in the attaching/detaching process because the outer-hexagonal of clamp nut 6 part is shorter, when rotating spanner tighten/when unscrewing it, bearing surface is less, corresponding stress increases, and makes clamp nut distortion occur easily, is unfavorable for dismounting and repeated usage.
Summary of the invention
The technical problem to be solved in the present invention is that the above-mentioned defective that causes vehicle tyre to carry out the kinetic balance operating difficulties owing to tire tube valve is heavier at prior art provides a kind of weight lighter valve assembly for automobile tyre.
Another technical matters that the present invention will solve is, improves the problem on deformation of nut when installing additional.
The technical solution adopted for the present invention to solve the technical problems is: construct a kind of valve assembly for automobile tyre, comprise Valve tip body, seal ring, rim gasket and clamp nut, be provided with respect to axisymmetric two the parallel platforms in Valve tip body center with the clamp nut mating part on the described Valve tip body.
In auto-tire valve of the present invention, described clamp nut comprises outer-hexagonal part and cylindrical step part, and wherein, the height L2 of described cylindrical step part is 1/4～1/2 of described outer-hexagonal part height L1.
In auto-tire valve of the present invention, comprise a tightening screw and a safety washer that can be used for sensor is fastened on Valve tip body termination portion, wherein said tightening screw inside is provided with gas passage vertically, and the termination portion of described Valve tip body is provided with the negative thread that matches with described tightening screw.
In auto-tire valve of the present invention, described tightening screw is a socket head cap screw.
In auto-tire valve of the present invention, the height L3 of the end cap portion of described Valve tip body is less than 7mm.
Implement auto-tire valve of the present invention, have following beneficial effect: reduced the weight of the clamp-in valve of existing pneumatic pressure monitoring system of tire, the materials used in the minimizing course of processing, improved the problem on deformation of nut when installing additional.Thereby the overweight problem of common balance block in the TPMS installation process has been improved the stability that the vehicle tyre kinetic balance is operated; Reduced the material cost of tire tube valve, and product deformation failure problem, thereby increase the service life.And can reduce the kinetic balance piece Installation and Debugging time, enhance productivity.
Description of drawings
The invention will be further described below in conjunction with drawings and Examples, in the accompanying drawing:
Fig. 1 is the scheme drawing of valve assembly and sensor annexation among the TPMS of prior art;
Fig. 2 is a valve assembly erection plan of the present invention;
Fig. 3 is the integral installation constructional drawing of valve assembly of the present invention and sensor;
Fig. 4 A is the block diagram of the tightening screw of valve assembly of the present invention;
Fig. 4 B is the cutaway view vertically of tightening screw shown in Fig. 4 A;
Fig. 5 is the scheme drawing of the safety washer of valve assembly of the present invention;
Fig. 6 A is the block diagram of the Valve tip body of valve assembly of the present invention;
Fig. 6 B is the front view of Valve tip body shown in Fig. 6 A;
Fig. 6 C is the lateral plan of Valve tip body shown in Fig. 6 A;
Fig. 6 D is that Valve tip body shown in Fig. 6 B is along the cutaway view of B-B face;
Fig. 7 A is the block diagram of the seal ring of valve assembly of the present invention;
Fig. 7 B is the cutaway view vertically of seal ring shown in Fig. 7 A;
Fig. 8 is the scheme drawing of the rim gasket of valve assembly of the present invention;
Fig. 9 A is the block diagram of the clamp nut of valve assembly of the present invention;
Fig. 9 B is the cutaway view vertically of clamp nut shown in Fig. 9 A.
The specific embodiment
Fig. 2 is valve assembly 100 erection plan of the present invention.As shown in the figure, clamp-in valve of the present invention mainly comprises tightening screw 1, safety washer 2, Valve tip body 3, seal ring 4, rim gasket 5, clamp nut 6.Wherein, the 311st, the end cap portion of Valve tip body 3.
Fig. 3 is the integral installation constructional drawing of valve assembly 100 of the present invention and sensor 200.During installation, by tightening screw 1 sensor 200 is fixed to the termination portion of Valve tip body 3, and between tightening screw 1 and sensor 200, installs safety washer 2 additional.Sensor 200 can be installed on the Valve tip body 3 like this.Then, seal ring 4 is attached to end cap portion 311 belows of Valve tip body 3, again Valve tip body 3 is passed the valve hole on the wheel rim, and Valve tip body 3 is fixed on the wheel rim by rim gasket 5 and clamp nut 6.As mentioned above, the present invention does not change the existing mode that installs additional, thereby need not tire pressure sensing is partly made amendment.
Fig. 4 A is the block diagram of the tightening screw 1 of valve assembly of the present invention, and Fig. 4 B is the cutaway view vertically of tightening screw shown in Fig. 4 A.As shown in the figure, tightening screw 1 is a socket head cap screw, and its inside offers gas passage 12 vertically.
Fig. 5 is the scheme drawing of the safety washer 2 of valve assembly of the present invention.It is installed between tightening screw 1 and the sensor, plays buffer action, prevents that tightening screw from getting loose because of vibration.
Fig. 6 A is the block diagram of the Valve tip body of valve assembly of the present invention, and Fig. 6 B is the front view of Valve tip body shown in Fig. 6 A; Fig. 6 C is the lateral plan of Valve tip body shown in Fig. 6 A; Fig. 6 D is that Valve tip body shown in Fig. 6 A is along the cutaway view of B-B face.
According to Fig. 6 A to 6B, the termination portion 31 of Valve tip body 3 of the present invention is provided with negative thread 33, and tightening screw 1 effectively cooperates with Valve tip body termination portion negative thread 33, bears baroceptor in use, the external force that produces because of reasons such as tire rotations, thus play the effect of fixation of sensor.
In addition, the present invention has cancelled the auxiliary mounting hole that is positioned at Valve tip body.The former purpose that auxiliary mounting hole is set is for tightening in the process of tightening screw and preventing to skid.But meanwhile,, make the length of Valve tip body end cap portion extend, thereby increased tire tube valve single-piece volume and weight owing to be provided with this mounting hole.
For solving the installation process problem of slip, embodiment of the present invention are to increase the auxiliary installation of platform at the Valve tip body place.Therefore, 2 the parallel table tops 32 of outside thread place 34 (promptly with the clamp nut mating part) increase that are used for fixing clamp nut at Valve tip body.This parallel table top 32 is with respect to the center shaft symmetry of Valve tip body 3.Its effect is the auxiliary stationary plane that effectively provides on the one hand when installing tightening screw additional, improves being subjected to force intensity.On the other hand, reduced the volume and weight of Valve tip body 3.In addition, because auxiliary mounting hole need not be set, the height L3 of the end cap portion 311 of Valve tip body 3 also can be reduced to below the 7mm, has further reduced the volume and weight of Valve tip body 3.
Fig. 7 is that block diagram Fig. 7 B of the seal ring of valve assembly of the present invention is the cutaway view vertically of seal ring shown in Fig. 7 A.As shown in Figure 7, the step part of rubber seal of the present invention has improved the leak tightness that Valve tip body 3 passes valve hole, and middle pressing section with wheel rim also can effectively prevent to inflate seepage.
Fig. 8 is the scheme drawing of the rim gasket of valve assembly of the present invention.Pad of the present invention has increased clamp nut effectively and has installed registration property back and wheel rim additional at tire tube valve.
Fig. 9 A is the block diagram of the clamp nut of valve assembly of the present invention, and Fig. 9 B is the cutaway view vertically of clamp nut shown in Fig. 9 A.As shown in the figure, the present invention has increased the height L1 of the outer-hexagonal part 61 of clamp nut greatly, has reduced the height of cylindrical step part 62, thereby has reduced the volume and the weight of clamp nut effectively, and real material consumption also reduces.Because the increase of nut hexagonal outside cooperates interior hexagon socket spanner to use when mounted, install the torsional interaction area greatly additional simultaneously, effectively reduce the ess-strain of unit area, thus the life-span of reducing wearing and tearing, improving part.As selection, the height L2 of cylindrical step part 62 can be 1/4～1/2 of outer-hexagonal part 61 height L1.
Emphasis of the present invention is to change the cylindrical step part of clamp nut and the ratio of outer-hexagonal part; Remove the prolongation that increases because of auxiliary mounting hole simultaneously, and increase by 2 parallel table tops with the clamp nut mating part at Valve tip body.
But technical scheme of the present invention is not only applicable to the clamp-in valve of sensor installation, the tire tube valve that also can be used for common inner tube-free wheel, certainly need not these two parts of tightening screw and safety washer in this case, tire tube valve termination portion also need not to be provided with negative thread.
In an embodiment of valve assembly of the present invention, adopt aluminum alloy materials.But the present invention will be described by embodiment here, says for the professional person whether using aluminum alloy materials to realize not is key problem.The scope of protection of present invention is not subjected to the restriction of embodiment in this specification sheets.
Claims (5)
1, a kind of valve assembly for automobile tyre, comprise Valve tip body (3), seal ring (4), rim gasket (5) and clamp nut (6), it is characterized in that described Valve tip body (3) is gone up and is provided with respect to Valve tip body (3) axisymmetric two the parallel platforms in center (32) with clamp nut mating part (34).
2, valve assembly for automobile tyre according to claim 1, it is characterized in that, described clamp nut (6) comprises outer-hexagonal part (61) and cylindrical step part (62), wherein, the height L2 of described cylindrical step part (62) is 1/4～1/2 of described outer-hexagonal part (61) height L1.
3, valve assembly for automobile tyre according to claim 2, it is characterized in that, comprise a tightening screw (1) and a safety washer (2) that can be used for sensor is fastened on Valve tip body (3) termination portion (31), wherein said tightening screw (1) inside is provided with gas passage (12) vertically, and the termination portion (31) of described Valve tip body (3) is provided with the negative thread (33) that matches with described tightening screw (1).
4, valve assembly for automobile tyre according to claim 3 is characterized in that, described tightening screw (1) is a socket head cap screw.
According to each described valve assembly for automobile tyre in the claim 1 to 4, it is characterized in that 5, the height L3 of the end cap portion (311) of described Valve tip body (3) is less than 7mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006101574884A CN1974239A (en) | 2006-12-12 | 2006-12-12 | Valve assembly for automobile tyre |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006101574884A CN1974239A (en) | 2006-12-12 | 2006-12-12 | Valve assembly for automobile tyre |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1974239A true CN1974239A (en) | 2007-06-06 |
Family
ID=38124689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2006101574884A Pending CN1974239A (en) | 2006-12-12 | 2006-12-12 | Valve assembly for automobile tyre |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1974239A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101890885A (en) * | 2009-05-22 | 2010-11-24 | 上海保隆汽车科技股份有限公司 | Angle adjustable tire pressure sensing device |
| CN102358112A (en) * | 2011-07-18 | 2012-02-22 | 上海为彪汽配制造有限公司 | Tire pressure sensor and air nozzle assembly |
| CN102494843A (en) * | 2011-12-08 | 2012-06-13 | 浙江万丰奥威汽轮股份有限公司 | Inflating valve for testing dynamic balance of wheel hub |
| CN102729742A (en) * | 2011-09-08 | 2012-10-17 | 许道胜 | Tire valve nozzle for communication and tire pressure monitoring system using same |
| CN104494371A (en) * | 2014-11-28 | 2015-04-08 | 惠州聚创汇智科技开发有限公司 | Mounting structure for emitter of automobile tire pressure monitoring system |
| CN112677091A (en) * | 2020-11-20 | 2021-04-20 | 惠阳航空螺旋桨有限责任公司 | Static disassembling tool with small space tight fit |
| IT202000031436A1 (en) * | 2020-12-18 | 2022-06-18 | Wonder S P A | LEAD-FREE VALVE FOR INFLATION OF TRUCK OR COMMERCIAL VEHICLE TIRES |
-
2006
- 2006-12-12 CN CNA2006101574884A patent/CN1974239A/en active Pending
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101890885A (en) * | 2009-05-22 | 2010-11-24 | 上海保隆汽车科技股份有限公司 | Angle adjustable tire pressure sensing device |
| CN101890885B (en) * | 2009-05-22 | 2013-07-31 | 上海保隆汽车科技股份有限公司 | Angle adjustable tire pressure sensing device |
| CN102358112A (en) * | 2011-07-18 | 2012-02-22 | 上海为彪汽配制造有限公司 | Tire pressure sensor and air nozzle assembly |
| CN102729742A (en) * | 2011-09-08 | 2012-10-17 | 许道胜 | Tire valve nozzle for communication and tire pressure monitoring system using same |
| CN102729742B (en) * | 2011-09-08 | 2015-03-11 | 淮南市昆仑科贸有限责任公司 | Tire valve nozzle for communication and tire pressure monitoring system using same |
| CN102494843A (en) * | 2011-12-08 | 2012-06-13 | 浙江万丰奥威汽轮股份有限公司 | Inflating valve for testing dynamic balance of wheel hub |
| CN102494843B (en) * | 2011-12-08 | 2014-10-01 | 浙江万丰奥威汽轮股份有限公司 | Inflating valve for testing dynamic balance of wheel hub |
| CN104494371A (en) * | 2014-11-28 | 2015-04-08 | 惠州聚创汇智科技开发有限公司 | Mounting structure for emitter of automobile tire pressure monitoring system |
| CN112677091A (en) * | 2020-11-20 | 2021-04-20 | 惠阳航空螺旋桨有限责任公司 | Static disassembling tool with small space tight fit |
| CN112677091B (en) * | 2020-11-20 | 2022-05-06 | 惠阳航空螺旋桨有限责任公司 | Static disassembling tool with small space tight fit |
| IT202000031436A1 (en) * | 2020-12-18 | 2022-06-18 | Wonder S P A | LEAD-FREE VALVE FOR INFLATION OF TRUCK OR COMMERCIAL VEHICLE TIRES |
| EP4015260A1 (en) * | 2020-12-18 | 2022-06-22 | Wonder SPA | Lead-free valve for inflating tires for a truck or commercial vehicle |
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