CN2871261Y - Tyre leakage alarming device of automobile - Google Patents
Tyre leakage alarming device of automobile Download PDFInfo
- Publication number
- CN2871261Y CN2871261Y CN 200520117219 CN200520117219U CN2871261Y CN 2871261 Y CN2871261 Y CN 2871261Y CN 200520117219 CN200520117219 CN 200520117219 CN 200520117219 U CN200520117219 U CN 200520117219U CN 2871261 Y CN2871261 Y CN 2871261Y
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- CN
- China
- Prior art keywords
- leakage alarm
- coupling nut
- alarm device
- vehicle tire
- whistle
- 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.)
- Expired - Fee Related
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Abstract
The utility model relates to an accessory of automobile tyres, in particular to an automobile tyre leakage alarm, which comprises a pipe, an air whistle and a pressure difference balancing unit, wherein the air whistle is composed of an air hole arranged at the upper side of the pipe and a whistle pipe; an upper chamber and an lower chamber with different diameters are formed in the whistle pipe, of which the diameter of the upper chamber is smaller; the pressure difference balancing unit is arranged in the whistle pipe; the pressure difference balancing unit is composed of a spring and a removable core; a seal ring is embedded on the core circumference; the spring is arranged in the upper chamber and the core is arranged in the lower chamber; the removable core can slide axially in the lower chamber and a valve connecting nut, on which a venthole is arranged axially, is arranged on the lower end of the pipe. The utility model provides an automobile tyre leakage alarm with advantages of reasonable structure, simple manufacturing process, low cost, convenience of installing and use and high working reliability.
Description
Technical field
The utility model relates to a kind of motor tire accessory, relates in particular to a kind of vehicle tire leakage alarm device.
Background technology
The tire flat problem is usually given to transport safely and is brought hidden danger, motor tire is long-time high-speed operation in vehicle operating, particularly under the weight of lade, can cause tire generation gas leak phenomenon in various degree, in time do not find or effectively prevent if having, will certainly cause tire to be scrapped, more serious meeting causes whole sideslip of vehicle to cause major traffic accidents.Therefore, people have proposed many solutions at this difficult problem that perplexs carrier always, as utilize radio transmission and receiving device to detect the gas leakage situation and the warning of tire, the gas leakage situation that also has use pressure balance device to detect tire is also reported to the police, but because its technology is responsible for, the cost height is installed problems such as loaded down with trivial details, is difficult to be applied always.
Summary of the invention
The purpose of the utility model patent is at deficiency of the prior art, and a kind of vehicle tire leakage alarm device is provided, and this apparatus structure is reasonable in design, manufacturing process is simple, and productive costs is low, and is easy to install, and can be under the environment of inclement condition continuous firing, its functional reliability height.
Described a kind of vehicle tire leakage alarm device, comprise body, the vapour whistle and pressure balance device, the described gas whistle is made up of pore that is arranged on the body upper end and whistle pipe, on being formed with in the described body that two diameters do not wait, lower inner cavity, the described intracavity diameter of going up is less than lower inner cavity, also be provided with the pressure balance device in the described body, described pressure balance device is made up of spring and movable inner core, be embedded with seal ring on the inner core periphery, described spring is arranged in the inner chamber, described inner core is arranged in the lower inner cavity, movable inner core can axially slide in lower inner cavity, described body lower end also is provided with the valve coupling nut, and described valve coupling nut axis direction is provided with air extractor vent, and the valve coupling nut is fastened on annunciator on the valve inside of motor tire by the negative thread that sets within it.
Be embedded with two seal rings on the described inner core periphery, to strengthen leak tightness; Described lower inner cavity becomes cylindrical; Described lower inner cavity becomes the round platform taper, and the round platform conical design can improve sealing effectiveness; Described air extractor vent lower end is provided with convex, and convex and valve inside thimble are inconsistent; Described body and valve coupling nut junction are provided with tightening seal washer; Described valve coupling nut and valve inside junction are provided with gasket seal; Described valve coupling nut is provided with two pin-and-holes of radial symmetry, and this pin-and-hole can cooperate the latch nut that siren horn is fastened on the valve inside.
Compared with prior art, a kind of vehicle tire leakage alarm device that the utility model provides, reasonable in design, manufacturing process is simple, productive costs is low, and is easy to install, and can be under the environment of inclement condition continuous firing, its functional reliability height.
Description of drawings
Fig. 1 is the structural representation of the utility model embodiment 1.
Fig. 2 is the pipe structure scheme drawing of Fig. 1.
Fig. 3 is the valve coupling nut structural representation of Fig. 1.
Fig. 4 is the activity core arrangement scheme drawing of Fig. 1.
Fig. 5 is the structural representation of embodiment 2.
Fig. 6 is the activity core arrangement scheme drawing of Fig. 5.
The specific embodiment
Embodiment 1
Below in conjunction with Fig. 1-4 explanation embodiment 1 of the present utility model.
A kind of vehicle tire leakage alarm device shown in Fig. 1-4 comprises body 1, the vapour whistle and pressure balance device, the described gas whistle is made up of pore 17 that is arranged on body 1 upper end and whistle pipe 2, on being formed with in the described body 1 that two diameters do not wait, lower inner cavity, it is described that upward 3 one-tenth of inner chambers are cylindrical, 4 one-tenth round platform tapers of described lower inner cavity, described inner chamber 3 diameters of going up are less than lower inner cavity 4, also be provided with the pressure balance device in the described body 1, described pressure balance device is made up of spring 16 and movable inner core 15, be embedded with seal ring 14 on inner core 15 peripheries, described spring 16 is arranged in the inner chamber 3, described inner core 15 is arranged in the lower inner cavity 4, movable inner core 15 can axially slide in lower inner cavity 4, described body 1 lower end also is provided with valve coupling nut 6, body 1 is connected by screw thread 12 with coupling nut 6, body 1 is provided with tightening seal washer 10 to guarantee the bonded assembly leak tightness with valve coupling nut 6 junctions, described valve coupling nut 6 axis directions are provided with air extractor vent 5, described air extractor vent 5 lower ends are provided with convex 11, and convex 11 is inconsistent with the valve inside thimble.Valve coupling nut 6 is fastened on annunciator on the valve inside of motor tire by the negative thread 8 that sets within it, valve coupling nut 6 is provided with gasket seal 9 to guarantee the bonded assembly leak tightness with the valve inside junction, also be provided with two pin-and-holes 7 of radial symmetry on the described valve coupling nut 6, by pin-and-hole 7 and cooperating of latch nut annunciator being fastened on the valve inside.
The utility model principle of work is as follows, at first sufficient tire pressure before the installation annunciator, and the screw thread 8 bottom coupling nut is fastened on siren horn on the motor tire valve inside.This moment, convex 11 was inconsistent with the valve inside thimble, valve inside begins venting, and powerful air communication is crossed air extractor vent 5 and promoted inner core 15 upwards slip in lower inner cavity 4, when inner core 15 upwards slides into the lower inner cavity top, seal ring 14 and chamber wall sealing contact, the gas in the tire is sealed.
The pressure balance device is started working when the air pressure in the tire is not enough, the spring that is arranged in the inner chamber 3 can promote inner core 15 to lower slider, seal ring 14 is thrown off with the chamber wall, and at this moment air-flow pours inner chamber 3 and blows whistle pipe 2 by pore 17, reaches the effect of warning with this.
The spring ratio of described spring 16 can adjust accordingly according to vehicle model.
Embodiment 2
Below in conjunction with Fig. 5-6 explanation embodiment 2 of the present utility model.
A kind of vehicle tire leakage alarm device shown in Fig. 5-6 comprises body 1, the vapour whistle and pressure balance device, the described gas whistle is made up of pore 17 that is arranged on body 1 upper end and whistle pipe 2, on being formed with in the described body 1 that two diameters do not wait, lower inner cavity, it is described that upward 3 one-tenth of inner chambers are cylindrical, 4 one-tenth of described lower inner cavities are cylindrical, described inner chamber 3 diameters of going up are less than lower inner cavity 4, also be provided with the pressure balance device in the described body 1, described pressure balance device is made up of spring 16 and movable inner core 15, be embedded with two seal rings on inner core 15 peripheries, described spring 16 is arranged in the inner chamber 3, described inner core 15 is arranged in the lower inner cavity 4, movable inner core 15 can axially slide in lower inner cavity 4, described body 1 lower end also is provided with valve coupling nut 6, body 1 is connected by screw thread 12 with coupling nut 6, body 1 is provided with tightening seal washer 10 to guarantee the bonded assembly leak tightness with valve coupling nut 6 junctions, described valve coupling nut 6 axis directions are provided with air extractor vent 5, described air extractor vent 5 lower ends are provided with convex 11, and convex 11 is inconsistent with the valve inside thimble.Valve coupling nut 6 is fastened on annunciator on the valve inside of motor tire by the negative thread 8 that sets within it, valve coupling nut 6 is provided with gasket seal 9 to guarantee the bonded assembly leak tightness with the valve inside junction, also be provided with two pin-and-holes 7 of radial symmetry on the described valve coupling nut 6, by pin-and-hole 7 and cooperating of latch nut annunciator being fastened on the valve inside.
Its principle of work is identical with embodiment 1, at first sufficient tire pressure before the installation annunciator, and the screw thread 8 bottom coupling nut is fastened on siren horn on the motor tire valve inside.This moment, convex 11 was inconsistent with the valve inside thimble, valve inside begins venting, and powerful air communication is crossed air extractor vent 5 and promoted inner core 15 upwards slip in lower inner cavity 4, when inner core 15 upwards slides into intracavity bottom, seal ring 14 and chamber wall sealing contact, the gas in the tire is sealed.
The pressure balance device is started working when the air pressure in the tire is not enough, the spring that is arranged in the inner chamber 3 can promote inner core 15 to lower slider, seal ring 14 is thrown off with the chamber wall, and at this moment air-flow pours inner chamber 3 and blows whistle pipe 2 by pore 17, reaches the effect of warning with this.
Claims (8)
1. vehicle tire leakage alarm device, comprise body (1), the vapour whistle and pressure balance device, it is characterized in that the described gas whistle manages (2) by the pore (17) that is arranged on body (1) upper end and the whistle and form, on being formed with in the described body (1) that two diameters do not wait, lower inner cavity, described inner chamber (3) diameter of going up is less than lower inner cavity (4), described body also is provided with the pressure balance device in (1), described pressure balance device is made up of spring (16) and movable inner core (15), be embedded with seal ring (14) on inner core (15) periphery, described spring (16) is arranged in the inner chamber (3), described inner core (15) is arranged in the lower inner cavity (4), movable inner core (15) can axially slide in lower inner cavity (4), described body (1) lower end also is provided with valve coupling nut (6), described valve coupling nut (6) axis direction is provided with air extractor vent (5), and valve coupling nut (6) is fastened on annunciator on the valve inside of motor tire by the negative thread (8) that sets within it.
2. a kind of vehicle tire leakage alarm device as claimed in claim 1 is characterized in that being embedded with two seal rings on described inner core (15) periphery.
3. a kind of vehicle tire leakage alarm device as claimed in claim 1 is characterized in that described lower inner cavity (4) becomes cylindrical.
4. a kind of vehicle tire leakage alarm device as claimed in claim 1 is characterized in that described lower inner cavity (4) becomes the round platform taper.
5. a kind of vehicle tire leakage alarm device as claimed in claim 1 is characterized in that described air extractor vent (5) lower end is provided with convex (11).
6. a kind of vehicle tire leakage alarm device as claimed in claim 1 is characterized in that described body (1) and valve coupling nut (6) junction are provided with tightening seal washer (10).
7. a kind of vehicle tire leakage alarm device as claimed in claim 1 is characterized in that described valve coupling nut (6) and valve inside junction are provided with gasket seal (9).
8. a kind of vehicle tire leakage alarm device as claimed in claim 1 is characterized in that described valve coupling nut (6) is provided with two pin-and-holes (7) of radial symmetry.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520117219 CN2871261Y (en) | 2005-12-14 | 2005-12-14 | Tyre leakage alarming device of automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520117219 CN2871261Y (en) | 2005-12-14 | 2005-12-14 | Tyre leakage alarming device of automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2871261Y true CN2871261Y (en) | 2007-02-21 |
Family
ID=37739609
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520117219 Expired - Fee Related CN2871261Y (en) | 2005-12-14 | 2005-12-14 | Tyre leakage alarming device of automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2871261Y (en) |
-
2005
- 2005-12-14 CN CN 200520117219 patent/CN2871261Y/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |