CN2663183Y - Tyre pressure sensing alarm - Google Patents
Tyre pressure sensing alarm Download PDFInfo
- Publication number
- CN2663183Y CN2663183Y CN 200320105317 CN200320105317U CN2663183Y CN 2663183 Y CN2663183 Y CN 2663183Y CN 200320105317 CN200320105317 CN 200320105317 CN 200320105317 U CN200320105317 U CN 200320105317U CN 2663183 Y CN2663183 Y CN 2663183Y
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Abstract
The utility model provides an air pressure sensing alarm for a tire, comprising a plurality of pressure measuring, signal launching devices and a signal receiving device, which is characterized in that the pressure measuring and launching device arranges a connecting screw rod 1, a launching circuit board 6, a multi-point electric connection point 5 and three-connecting rod 7 on a chassis 2; the small diameter end 8 of the connecting rod 1 at a tube end 11 communicated with a valve nozzle 14 of the tire and the big diameter end of the connecting rod 1 fix a spring ring 3, while the three-connecting rod 7 is fixed with a movable contact rod 4; moreover, a pressure sensor launcher is formed by connecting a power with the movable contact rod 4 end and the circuit board 6, while a receiving alarm monitor 9 displaying a plurality of launcher signals is positioned in a dashboard of the cab. The alarm in the design is able to detect the pressure value in the tire during a high speed rotation of the wheel; as soon as the air pressure change exceeds the permitted value, the alarm sends the condition to the driver in a sound and light alarm display way, promising the driver has time to early solve the exceeding fault of the air pressure in the tire, thereby avoiding the happenings of the accidents and ensuring the driving safety.
Description
Technical field
The utility model relates to the electronic sensor technology, a kind of to institute's measuring wheel air pressure high and low equal can light, acoustic alarm and show the tire air pressure sensor alarm at concrete position.
Background technology
How to understand the air pressure in the motor tire, present method has two kinds: the one, and the air pressure of grasp tire when inflation; The 2nd, when stopping, carry out the air pressure that exterior check is determined tire.But pressure variation situation how to grasp tire in the motion of automobile at any time just has been not easy.Because tire rolling friction for a long time continuously during automobile is advanced, the variation of ambient temperature and load, these can directly influence the pressure variation in the tire, and the height of tire pressure no matter is as long as surpass the possibility that the air pressure permissible value of this tire just has direct or indirect generation to blow out.Blows out and to cause direct economic loss, also mean simultaneously the generation of traffic accident, and this phenomenon is to take place every now and then that particularly in express highway area and ambient temperature higher season in length and breadth, the phenomenon of blowing out is more general again.This has been people's question of common concern, up to the present the tire pressure of high speed revolution is monitored and goes back the good solution of neither one.
Summary of the invention
The purpose of this utility model provides a kind of tire air pressure sensor alarm, and operating tire pressure is recorded signal by transmitting and receiving device, has the reaction of identification ground to give chaufeur, realizes monitoring in real time.
The design's tire air pressure sensor alarm comprises a plurality of piezometries, sender unit and signal receiving device, it is characterized in that pressure measuring unit is to settle connecting screw rod 1, transmission circuit plate 6, multiple spot electric contact 5 and three connecting rods 7 on chassis 2; The hose end 11 that communicates with tire valve 14 connects the miner diameter end 8 of screw rod 1, is fixed with movable contact rod 4 on bigger diameter end fixing spring circle 3, three connecting rods 7 of connecting screw rod 1; Power supply is connected movable contact rod 4 ends, circuit card 6, constitute the pressure sensing projector; The reception attention display 9 that shows a plurality of launcher signals places in the bridge instrumentation dish.
The tire air pressure sensor alarm of this new design, solved the problem that motor tire can't detecting tire air pressure when rotating, can under the situation of wheel high speed rotating, the force value that detects be passed to chaufeur with sound, light alarm display mode, just can be as long as air pressure changes and surpassed permissible value to chaufeur alarm problem, make chaufeur solve the tire pressure fault that overflows if having time in advance, avoid the generation of accident, guaranteed traffic safety.
Description of drawings
Accompanying drawing 1 is piezometry, feedway;
Accompanying drawing 2 is structural representations of connecting screw rod 1;
Accompanying drawing 3 is schematic cross-sections of connecting screw rod 1;
Accompanying drawing 4 is connection hose 10 structural representations;
Accompanying drawing 5 is valve stem 15 structural representations;
Accompanying drawing 6 is that 15 two end faces of valve stem are overlooked, upward view;
Accompanying drawing 7 is that valve stem 15 places the structural representation in the existing tire tube valve 14;
Accompanying drawing 8 is piezometry, feedway circuit diagram;
Accompanying drawing 9 is reception warning circuit scheme drawings of telltale 9;
The specific embodiment
The design's tire air pressure sensor alarm, comprise that a plurality of piezometries, the emission of pressure signal sensing and signal receive electrical part, it is characterized in that pressure measuring unit is to settle connecting screw rod 1, transmission circuit plate 6, multiple spot electric contact 5 and three connecting rods 7 on round metal chassis 2; See Fig. 1, the miner diameter end 8 of hose end 11 extension bars 1 that communicate with tire valve 14 is fixed with movable contact rod 4 on bigger diameter end fixing spring circle 3, three connecting rods 7 of connecting screw rod 1; Power supply connects movable contact head end 4 and circuit card 6, constitutes the pressure sensing projector; A pressure sensing projector all is installed on the wheel hub of each tire; Each pressure sensing projector all has two emission functions, reports to the police in a low-pressure region warning, a high pressure territory.Have only one to receive attention display 9 on the car, place in the bridge instrumentation dish.The projector of taking turns has two LEDs 1,2 respectively receiving on the attention display 9 labelled notation in order at each, red for high pressure show, green be the low pressure demonstration.
Connecting screw rod 1 is that the bar by large and small Different Diameter constitutes, and as shown in Figure 2: path bar 8 is outer to have screw thread, interior centre that through hole is arranged, the cavity of straight-through big external diameter; Big cross section, external diameter bar stage casing is the cavity that big breach is arranged, and sees Fig. 3, and the other end is a cecum.The plane welding on path bar 8 end faces and chassis 2.
Spring coil 3 is that a cross section is oval-shaped curved pipe, and around tight weld, other end sealing back is connected with the initiating terminal of the movable contact rod 4 of three connecting rods 7 the one end in the gap portions of connecting screw rod 1 big external diameter bar, and movable contact rod 4 ends have electric contact, link to each other with power supply.
Two groups were arranged on the arc insulcrete about the contact of multiple spot electric contact 5 divided, and this insulcrete is fixed on the transmission circuit plate 6, and transmission circuit plate 6 at first is fixed on the chassis 2.Two power connections of multiple spot electric contact 5 are linked to each other with two power connections of transmission circuit plate 6 respectively.
Hose connector 10 is seen Fig. 4, comprises that also two internal diameters at two ends are that do not wait, female nut 9,11.The internal diameter of nut 9 and connecting screw rod miner diameter end 8 coincide, the internal diameter of nut 11 is identical with the external diameter outside thread of tire tube valve 14.
The circuit connecting relation of transmission circuit plate 6, see Fig. 8: comprise direct supply, draw by blue, red, yellow three lines, red line connects the anode line, it is characterized in that blue line is that positive source connects the pin 8 of time delay circuit IC1 by diode D2, and be serially connected with the pin 2 that inserts transmitter module IC2 between divider resistance R5, the R6; The power supply yellow line connects the pin 2 of time delay circuit IC1 by diode D1 through resistance R 2, and the other end is by capacitor C 2 ground connection; The pin 4 of IC1 is through resistance R 1, capacitor C 1 ground connection; The pin 6,7 of IC1 is incorporated 1 of resistance R 1 and capacitor C into; The pin 1 of IC1, pin 5 are through electric capacity 3 difference ground connection; The pin 1 of module I C2 is penetrated in the pin 3 mouth sending and receiving of IC1, and IC2 has signal output part, and the pin 3 of IC2 is serially connected between resistance R 3, the R4, connects the power supply yellow line, pin 4 ground connection of IC2.
Receive the annexation of acceptor circuit in the attention display 9: direct supply connects three terminal regulator IC3 input end and alarming horn through diode D3, and its mouth connects receiver module IC5 pin 1, decoding block IC6-8 pin 18, connects time delay circuit IC4 pin 4,8 through capacitor C 7 through capacitor C 6; The mouth pin 2 of receiver module IC5 connects decoding block IC6-8 pin 14, each decoding block pin 10-13 respectively with trigger locking module 1-6 and have pin 3,11 to link to each other, the pin 17 of decoding block IC6 through resistance R 10 connect the base stage of collecting electrode Q1, the collecting electrode of Q1 connects the pin 2 of voltage stabilizer IC3 and time delay circuit IC4 respectively through resistance R 7; The pin 6 of time delay circuit IC4 meets IC3 through resistance R 8, pin 7 through capacitor C 4, and pin 3 connects and respectively triggers locking module 1-6, and time delay circuit IC4 also connects capacitor C 5; Trigger locking module 1-6 pin 2,12 and connect annunciator through LED 1-12, resistance 9, aerotron Q2 respectively.
The installation and the principle of work of the design's tire air pressure sensor alarm are: pressure sensing projector shown in Figure 1 is fixed on wheel hub steel plate inboard, the nut 9 of Fig. 4 flexible pipe is connected with the connecting screw rod lower end 8 of Fig. 2, Fig. 5 valve inside push rod 15 is contained in the valve inside 14, notes in bigger diameter end 12 coupling nuts 11; Nut 11 ends are connected with tire valve 14 together with valve inside push rod 15, see Fig. 7: tire tube valve 14 core bars are at this moment promptly backed down by valve inside push rod small end 13, gas enters Fig. 1 pressure sensor by the gas port of Fig. 4 flexible pipe 10 in connecting screw rod 1 and is hit by a bullet in the spring coil 3, spring coil 3 is subjected to the influence of tire internal gas pressure application force to produce deformation, moving contact 4 on the deformation drivening rod 7 moves along the circumferencial direction of spring coil 3 is left and right, if tire pressure is in the force value of regulation, spring coil 3 inflatable dilatations are interior motionless to corresponding normal barometric pressure scope.When in the scope of tire pressure at permissible value, still at the air pressure that monitors tire, remaining part all is ready spring coil 3.Because spring coil 3 is motionless, moving contact 4 is also motionless thereupon, at this moment be in just be located at Fig. 1 pressure sensing projector in multiple spot electric contact 5 any go up the some state that do not link to each other.When changing, air pressure impels spring coil 3 that radial variations take place to drive three connecting rods 7 and swing to the left or to the right with moving contact 4; If moving contact 4 is swung left with the electric contact in multiple spot electric contact left side and is contacted, the left side power supply is switched on, positive source is powered to the pin 8 of time delay circuit IC1 through the diode D2 of the transmission circuit plate 6 among Fig. 1, see Fig. 8, the pin 6,7 of time delay circuit IC1 gives capacitor C 1 charging through resistance R 1 simultaneously, voltage slowly rises, pin 6,7 electric the time pin 2 also electric, the pin 2 of time delay circuit IC1 charges for capacitor C 2 through resistance R 2.The pin 3 of time delay circuit IC1 output high potentials are for the pin 1 of transmitter modules in process of charging, in power connection transmitter module pin 2 through resistance R 5 and resistance R 6 dividing potential drops, the pin 1 of transmitter module IC2 and pin 2 both begun to enter the time-delay state in electric.Pin 3 upset of time-delay IC circuit 1 becomes active potential by original high potential when the pin 6,7 of time delay circuit IC1 is charged to certain voltage, makes transmitter module IC2 not have operating voltage and stops emission.Delay time is set up with resistance R1 and capacitor C 1.Acceptor circuit is seen Fig. 9, receive the frequency stabilization signal of 315 megahertzes of the band coding that transmitter module IC2 emits as receiver module IC5 after, divide to detect corresponding signal, deliver to IC2-4 respectively and decode.After choosing the sign indicating number for preparing, send into passage separately, promptly trigger the pin 3 of locking block 1-6, no matter which triggers, and cooresponding two-way is all arranged, be pin 2,12 outputs, two connections among the cooresponding diode (LED) 1-12, trigger or lock wherein a road, cooresponding LED lamp is bright, and making its turn-on transistor Q2, annunciator sends chimes of doom.Time-delay IC4 automatically shut down after a period of time.
Claims (8)
1, a kind of tire air pressure sensor alarm, comprise a plurality of piezometries, sender unit and a signal receiving device, it is characterized in that piezometry, feedway are that (2) go up arrangement connecting screw rod (1), transmission circuit plate (6), multiple spot electric contact (5) and three connecting rods (7) on the chassis; The hose end (11) that communicates with tire valve (14) connects the miner diameter end (8) of screw rod (1), and the bigger diameter end fixing spring circle (3) of connecting screw rod (1) is fixed with movable contact rod (4) on three connecting rods (7); Power supply is connected movable contact rod (4) end and circuit card (6), constitute the pressure sensing projector; The reception attention display (9) that shows a plurality of launcher signals places in the bridge instrumentation dish.
2, tire air pressure sensor alarm according to claim 1, it is characterized in that connecting screw rod (1) is that bar by large and small Different Diameter constitutes, path bar (8) is outer to have screw thread, interior centre that through hole is arranged, the cavity of straight-through big external diameter, the plane welding of path bar (8) end face and chassis (2); Big cross section, external diameter bar stage casing is the cavity that big breach is arranged, and the other end is a cecum.
3, tire air pressure sensor alarm according to claim 1, it is characterized in that spring coil (3) is that a cross section is oval-shaped curved pipe, the one end in the gap portions of the big external diameter bar of connecting screw rod (1) around tight weld, other end sealing back is connected with the initiating terminal of the movable contact rod (4) of three connecting rods (7), movable contact rod (4) end has electric contact, links to each other with power supply.
4, tire air pressure sensor alarm according to claim 1, two groups were arranged on the arc insulcrete about the contact that it is characterized in that multiple spot electric contact (5) divided, this insulcrete is fixed on the transmission circuit plate (6), and transmission circuit plate (6) at first is fixed on the chassis (2); Two power connections of multiple spot electric contact (5) are linked to each other with two power connections of transmission circuit plate (6) respectively.
5, tire air pressure sensor alarm according to claim 1 is characterized in that hose connector (10), also comprises that two internal diameters at two ends do not wait, female nut (9), (11); The internal diameter of nut (9) and connecting screw rod miner diameter end (8) coincide, the internal diameter of nut (11) is identical with the external diameter outside thread of tire tube valve (14).
6, tire air pressure sensor alarm according to claim 1 is characterized in that valve stem (15) is an I-shape spare, and the centre is a round bar, and two ends respectively have a diameter not wait and have the disc of gap, and valve inside (14) is clipped in therebetween.
7, tire air pressure sensor alarm according to claim 1, it is characterized in that being fixed on the circuit connecting relation of the transmission circuit plate (6) on the tire, comprise direct supply, draw by blue, red, yellow three lines, red line connects the anode line, blue line is that positive source passes through the pin (8) that diode (D2) meets time delay circuit (IC1), and is being serially connected with the pin (2) that inserts transmitter module (IC2) between divider resistance (R5), (R6); The power supply yellow line connects the pin (2) of time delay circuit (IC1) by diode (D1) through resistance (R2), and the other end is by electric capacity (C2) ground connection; (IC1) pin (4) takes back the road through resistance (R1), electric capacity (C1); (IC1) incorporate between resistance (R1) and the electric capacity (C1) pin (6), (7); (IC1) pin (1), pin (5) are through electric capacity (3) difference ground connection; (IC1) pin (1) of module (IC2) is penetrated in pin (3) mouth sending and receiving, (IC2) signal output part is arranged, and pin (IC2) (3) is serially connected between resistance (R3), (R4), connects the power supply yellow line, pin (IC2) (4) ground connection.
8, tire air pressure sensor alarm according to claim 1, the annexation that it is characterized in that acceptor circuit: direct supply connects three terminal regulator (IC3) input end and alarming horn through diode (D3), and its mouth connects receiver module (IC5) pin (1), decoding block (IC6-8) pin (18), connects time delay circuit (IC4) pin (4), (8) through electric capacity (C7) through electric capacity (C6); The mouth pin (2) of receiver module (IC5) connects decoding block (IC6-8) pin (14), each decoding block pin (10-13) respectively with trigger locking module (1-6) and have pin (3), (11) to link to each other, the pin (17) of decoding block (IC6) through resistance (R10) connect the base stage of collecting electrode (Q1), the collecting electrode of (Q1) connects the pin (2) of voltage stabilizer (IC3) and time delay circuit (IC4) respectively through resistance (R7); The pin (6) of time delay circuit (IC4) meets (IC3) through resistance (R8), pin (7) through electric capacity (C4), and pin (3) connects and respectively triggers locking module (1-6), and time delay circuit (IC4) also connects electric capacity (C5); Trigger locking module (1-6) pin (2), (12) and connect annunciator through light-emitting diode (LED1-12), resistance (9), aerotron (Q2) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200320105317 CN2663183Y (en) | 2003-11-07 | 2003-11-07 | Tyre pressure sensing alarm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200320105317 CN2663183Y (en) | 2003-11-07 | 2003-11-07 | Tyre pressure sensing alarm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2663183Y true CN2663183Y (en) | 2004-12-15 |
Family
ID=34341197
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200320105317 Expired - Fee Related CN2663183Y (en) | 2003-11-07 | 2003-11-07 | Tyre pressure sensing alarm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2663183Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8176776B2 (en) | 2006-01-30 | 2012-05-15 | Sanyo Electric Co., Ltd. | Pressure sensor mounting method, tire and wheel having pressure sensor, and tire pressure detection device |
-
2003
- 2003-11-07 CN CN 200320105317 patent/CN2663183Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8176776B2 (en) | 2006-01-30 | 2012-05-15 | Sanyo Electric Co., Ltd. | Pressure sensor mounting method, tire and wheel having pressure sensor, and tire pressure detection device |
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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 |