CN2635413Y - Automobile type pressure alarming device - Google Patents
Automobile type pressure alarming device Download PDFInfo
- Publication number
- CN2635413Y CN2635413Y CNU032696124U CN03269612U CN2635413Y CN 2635413 Y CN2635413 Y CN 2635413Y CN U032696124 U CNU032696124 U CN U032696124U CN 03269612 U CN03269612 U CN 03269612U CN 2635413 Y CN2635413 Y CN 2635413Y
- Authority
- CN
- China
- Prior art keywords
- valve
- pin
- chip
- signal
- tire
- 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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Classifications
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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
- B60C23/0496—Valve stem attachments positioned outside of the tyre chamber
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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
- B60C23/0408—Signalling devices actuated by tyre pressure mounted on the wheel or tyre transmitting the signals by non-mechanical means from the wheel or tyre to a vehicle body mounted receiver
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Measuring Fluid Pressure (AREA)
Abstract
An automobile tire pressure alarm belongs to the alarm technology, which is used to solve the problems that the tire pressure monitoring device is complex in structure and high in cost. The technique proposal is that the utility model is composed of a gas valve, a valve cap, a signal transmission box and a signal receiving box; the gas valve is connected with a tire gas nozzle; the valve cap is connected with the upper end part of the tire gas nozzle; a microswitch is fixed on the top of the valve cap; the microswitch connects a power supply with the power terminal of a signal transmission circuit arranged in the signal transmission box and sleeved on the tire gas nozzle; a signal receiving circuit is arranged in the driving cab. When the tire pressure is lowered, the utility model can communicate with the signal transmission circuit through the microswitch on the valve cap so as to send alarm signals, and the driver can receive the alarm signals in the driving cab. The device is simple, inexpensive and can be arranged in all automobiles at any time to monitor tire pressure.
Description
Technical field
The utility model relates to a kind of device of reporting to the police when detecting tyre leakage situation or insufficient pressure, belongs to the annunciator technical field.
Background technology
The enough pressure that keeps motor tire is the condition of automobile economy run still not, also is simultaneously the important step that guarantees vehicle and driver and conductor's safety.Under normal conditions, need the pressure of driver's running check motor tire, special this is necessary routine before going out car.But in the way of travelling, tire flat and the driver does not find because of being absorbed in road conditions sometimes, this situation very easily has an accident.Therefore, understanding tire pressure at any time in the driving way is very important.The device of display of tyre pressure on some luxury cars, is equipped with at present, but these apparatus structure complexity, price is higher, and most common vehicle is not equipped with the instrument of monitoring tire pressure, and this just brings certain hidden danger to safe driving.Therefore, manufacture and design the welcome that simple in structure, low-cost tire air pressure monitoring instrument will be subjected to numerous drivers.
Summary of the invention
Technical problem to be solved in the utility model is to overcome tire pressure monitoring device complex structure, the high disadvantage of price and a kind of simple and cheap air pressure of automobile tire warning device of installing with car is provided.
The technical scheme that addresses the above problem is:
A kind of air pressure of automobile tire annunciator, it is made up of valve valve, valve cap, signal launch-box, signal receiving box, described valve valve is connected with cranked tire valve, valve cap is connected with the cranked tire valve upper end, fixed a micro-switch at the top of valve cap, the open contact of micro-switch links together the power end of power supply and signal transmission circuit, signal transmission circuit 17 is loaded in the signal launch-box, the signal launch-box is sleeved on the cranked tire valve, signal receiving circuit 18 is loaded in the signal receiving box, and it is indoor that the latter is installed in vehicle drive.
Above-mentioned air pressure of automobile tire annunciator, described signal transmission circuit 17 by coding chip IC1, K switch, and transmitting chip IC2 form, wherein, IC1 adopts coding chip PT2262, and its 1～8 pin is the coding pin, 17 pin are output pin, it is connected with the signal input pin 2 of transmitting chip IC2, and 13 pin are for triggering pin, and it is connected in series back power connection V+ with K switch, luminotron LED, resistance R, transmitting chip IC2 adopts wireless transmission chip F100, and its 4 pin connects antenna; Signal receiving circuit 18 is made up of decoding chip IC4, receiving chip IC3 and alarm chip IC5, loud speaker SP, wherein, IC4 adopts decoding chip PT2272, and its 1～8 pin is the coding pin, and 14 pin are signal input pin, it is connected with the signal output pin 2 of receiving chip IC3,13 pin are output pin, and it is connected with the signal input pin of alarm chip IC5, and the latter's output pin then connects loud speaker, described receiving chip IC3 adopts wireless receiving chip 9921, and its 1 pin connects antenna.
Above-mentioned air pressure of automobile tire annunciator, described valve valve is by valve body, down stifled, the push rod of valve, spring are formed, wherein, the last hole of valve body is passed in the upper end of push rod, the lower end of push rod extends in outside the end mouth of valve body lower end, the stifled lower end that is installed in push rod of following valve, spring housing is on the push rod body of rod, and side of valve body is provided with induction opening;
Above-mentioned air pressure of automobile tire annunciator, the outside face of the valve body of described valve valve adopts cone, and the inwall place of matching of cranked tire valve also is designed to taper, and a circle rubber pad is pasted in both contact positions.
Above-mentioned air pressure of automobile tire annunciator, the stifled upper surface of valve is provided with rubber gasket under the described valve valve.
Above-mentioned air pressure of automobile tire annunciator, described valve valve is that spiral is connected with the cranked tire valve inwall, valve cap is that spiral is connected with the cranked tire valve upper end.
Adopt the air pressure of automobile tire annunciator of this structure, when air pressure in motor tire reduces, can signal transmission circuit be connected by the micro-switch of valve cap, send alerting signal, the driver is from the signal that receives the report for police service of the signal receiving box in the operator's compartment.This apparatus structure is simple, and is cheap, can be installed on the various automobiles, monitors the air pressure of motor tire at any time.
Description of drawings
Fig. 1 is an integral structure scheme drawing of the present utility model;
Fig. 2 is the A-A cutaway view of Fig. 1;
Fig. 3 is an electrical schematic diagram of the present utility model.
The specific embodiment
Can see that from Fig. 1,2 the utility model is made up of valve valve 2, valve cap 3, signal launch-box 4, signal receiving box.Valve valve 2 is installed in the cranked tire valve 1, is that spiral is connected with cranked tire valve 1 inwall.Valve cap 3 is installed in the upper end of cranked tire valve 1, is that also spiral connects, the fixing micro-switch 10 at the top of valve cap.Signal launch-box 4 is enclosed within on the cranked tire valve 1, is connected by lead 13 between micro-switch K (label is 11 in Fig. 1) and the signal launch-box 4, and it is indoor that the signal receiving box is placed on vehicle drive.Valve valve 2 is by valve body 5, down stifled 6, the push rod 7 of valve, spring 8 are formed, and the side of valve body 5 is provided with induction opening 9.Valve cap 3 is provided with the open contact 12 that elasticity is touched film 10, micro-switch 11 and Qi Nei.Elasticity is touched film and is adopted piston-like, the internal diameter coupling of its diameter and valve cap, and sealing is tight.Battery 16 and signal transmission circuit 17 are housed in the signal launch-box 4.
The utility model is when assembling, earlier valve valve 2 is installed on the inwall of cranked tire valve 1, for preventing gas leakage between valve 1 inwall and the valve valve 2, the outside face of the valve body 5 of valve valve adopts cone, correspondingly, the inwall place of matching of cranked tire valve 1 also is designed to taper, and pastes a circle rubber pad 14 in their contact position.
When inflation of tire, the induction opening 9 that air communication is crossed on the sidewall of valve valve 2 enters tire, (be approximately 10 barometric pressures during the elastic force of the spring 8 in the air pressure in the tire surpasses valve body 5, this pressure can be adjusted by the spring of changing different elastic force), air pressure promotes stifled 6 upward movements of following valve of push rod 7 lower ends, following valve stifled 6 is blocked the end mouth of valve body 5 lower ends, cranked tire valve 1 can outwards not become flat, the upper surface of following valve stifled 6 has rubber gasket 15, can prevent down gas leakage between valve stifled 6 and the valve body 5 better.Inflate and finish, valve cap 3 is spun on the upper end of cranked tire valve 1.
In tire, leak gas, when perhaps tire is punctured, air pressure in the tire descends, when air pressure drops to elastic force less than the spring in the valve body 58, spring 8 elongations, push rod 7 and following valve stifled 6 moved downward together, the end mouth of valve body 5 is opened, air communication in the tire is crossed end mouth and is entered in the valve valve 2, is discharged by induction opening 9 again, enters in the valve cap 3, air-flow touches upwards top of film 10 with the elasticity in the middle of the valve cap 3, elasticity is touched film 10 and is promoted micro-switch 11, and its open contact 12 outwards transmits the signal transmission circuit conducting.At this moment, be placed on signal receiving box in the operator's compartment and receive and transmit, send sound and light alarm, remind the low tyre of driver's vehicle.
Fig. 3 is the schematic diagram of signal transmission circuit and acceptor circuit, and code signal is all adopted in the emission of signal and reception, and stronger antijamming capability is arranged.In the signal transmission circuit 17 that Fig. 3 shows,, and code signal exported to transmitting chip IC2, through antenna code signal is sent by the pre-set group coding of coding chip IC1.After receiving chip IC3 receives this signal, send decoding chip IC4, because the coding of IC4 is identical with coding chip, therefore, after it receives this signal, in actuation signal of option signal output pin output, trigger alarm chip IC5, its alerting signal is exported through loud speaker SP, send warning, notify driver's tire fault to occur.
There is multiple alarm chip available, as musical film D9561, HL169B, or the like.
Claims (6)
1. air pressure of automobile tire annunciator, it is characterized in that: it is made up of valve valve [2], valve cap [3], signal launch-box [4], signal receiving box; Described valve valve [2] is connected with cranked tire valve [1] inwall, valve cap [3] is connected with cranked tire valve [1] upper end, fixed a micro-switch [11] at the top of valve cap, the open contact of micro-switch [12] links together the power end of power supply and signal transmission circuit [17], signal transmission circuit [17] is loaded in the signal launch-box [4], the signal launch-box is sleeved on the cranked tire valve, and signal receiving circuit [18] is loaded in the signal receiving box, and it is indoor that the latter is installed in vehicle drive.
2. air pressure of automobile tire annunciator according to claim 1, it is characterized in that: described signal transmission circuit [17] by coding chip IC1, K switch, and transmitting chip IC2 form, wherein, IC1 adopts coding chip PT2262, its 1～8 pin is the coding pin, 17 pin are output pin, it is connected with the signal input pin 2 of transmitting chip IC2,13 pin are for triggering pin, it is connected in series back power connection V+ with K switch, luminotron LED, resistance R, transmitting chip IC2 adopts wireless transmission chip F100, and its 4 pin connects antenna; Signal receiving circuit 18 is made up of decoding chip IC4, receiving chip IC3 and alarm chip IC5, loud speaker SP, wherein, IC4 adopts decoding chip PT2272, and its 1～8 pin is the coding pin, and 14 pin are signal input pin, it is connected with the signal output pin 2 of receiving chip IC3,13 pin are output pin, and it is connected with the signal input pin of alarm chip IC5, and the latter's output pin then connects loud speaker, described receiving chip IC3 adopts wireless receiving chip 9921, and its 1 pin connects antenna.
3. air pressure of automobile tire annunciator according to claim 2, it is characterized in that: described valve valve [2] is made up of valve body [5], following valve stifled [6], push rod [7], spring [8], wherein, the last hole of valve body is passed in the upper end of push rod [7], the lower end of push rod extends in outside the end mouth of valve body lower end, following valve stifled [6] is installed in the lower end of push rod, and spring [8] is enclosed within on push rod [7] body of rod, and the side of valve body [5] is provided with induction opening [9].
4. air pressure of automobile tire annunciator according to claim 3 is characterized in that: the outside face of the valve body of described valve valve [5] adopts cone, and the inwall place of matching of cranked tire valve also is designed to taper, and a circle rubber pad [14] is pasted in both contact positions.
5. air pressure of automobile tire annunciator according to claim 4 is characterized in that: the upper surface of valve stifled [6] is provided with rubber gasket [15] under the described valve valve.
6. air pressure of automobile tire annunciator according to claim 5 is characterized in that: described valve valve [2] is that spiral is connected with cranked tire valve [1] inwall, and valve cap [3] is that spiral is connected with cranked tire valve [1] upper end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU032696124U CN2635413Y (en) | 2003-06-23 | 2003-06-23 | Automobile type pressure alarming device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU032696124U CN2635413Y (en) | 2003-06-23 | 2003-06-23 | Automobile type pressure alarming device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2635413Y true CN2635413Y (en) | 2004-08-25 |
Family
ID=34300055
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU032696124U Expired - Fee Related CN2635413Y (en) | 2003-06-23 | 2003-06-23 | Automobile type pressure alarming device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2635413Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102039788A (en) * | 2010-12-07 | 2011-05-04 | 张国良 | Radio transmitter and radio receiver for automatically detecting gas leakage of tire |
-
2003
- 2003-06-23 CN CNU032696124U patent/CN2635413Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102039788A (en) * | 2010-12-07 | 2011-05-04 | 张国良 | Radio transmitter and radio receiver for automatically detecting gas leakage of tire |
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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 |