CN101954898B - Vehicle spare wheel wireless burglar alarm - Google Patents
Vehicle spare wheel wireless burglar alarm Download PDFInfo
- Publication number
- CN101954898B CN101954898B CN2010102844228A CN201010284422A CN101954898B CN 101954898 B CN101954898 B CN 101954898B CN 2010102844228 A CN2010102844228 A CN 2010102844228A CN 201010284422 A CN201010284422 A CN 201010284422A CN 101954898 B CN101954898 B CN 101954898B
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- spoon
- pin
- rhombus
- slideway
- groove
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Abstract
The invention discloses a vehicle spare wheel wireless burglar alarm. A central handle is arranged in a shell, a convex handle is arranged at the top end of the central handle, an upper top plate is arranged at the lower part of the convex handle, a slide groove is arranged at the lower part of the upper top plate, a rhombic slideway is arranged at the bottom of the slide groove, a rhombic key pulling pin is arranged in the center of the rhombic slideway, an upper key groove is arranged in the slideway at the top end of the rhombic key pulling pin, a lower key groove is arranged at the lower end of the rhombic key pulling pin, a key locking box is arranged at the front upper end of the shell, a guidance pin is arranged at the upper end of the key locking pin and is installed in the slideway of the central handle, a central shaft is arranged at the lower end of the central handle, the central shaft is installed in the central hole at the lower end of the shell, a movable contact is arranged at the upper end of the central shaft, and a static contact is arranged on the shell at the upper end of the movable contact. When in assembly, a detection emitter is installed at the lower part of a chassis at the rear end of a vehicle; and when a wheel stealer detaches a spare wheel, the switch of the detection emitter is triggered, and power is switched on, and a receiving amplifier triggers a loudspeaker to send out alarm.
Description
Technical field:
The present invention relates to a kind of anti-joyride device, definite say a kind of automotive spare tyre burglar alarm.
Background technology:
The various weight carrier motor-cars of selling in the market and using, the spare tyre with car carries generally all is arranged under the chassis of automobile rear end, is installed and fixed by spare tyre holder.These spare tires are all without anti-thefting facility is arranged, when road parking or rest, robbed or burgled phenomenon happens occasionally, particularly in the service zone of express highway, even chaufeur is had a rest in operator's compartment, steal the also frightened drivers tired out that do not wake up of tire person, not only give car owner's economic loss, and bring many inconvenience for long-distance driver.
Summary of the invention:
The purpose of this invention is to provide a kind of wireless alarm, again occur to solve the stolen phenomenon of automobile spare tire, guarantee the use safety in the automobile way.
The solution of the present invention comprises detector, projector, receiving amplifier, loud speaker, and detector is dialled the spoon pin by housing, central shank, rhombus, and key box, spacing spoon form.Middle part at housing is provided with centre hole, central shank is housed in the centre hole, the top of central shank is provided with protruding handle, and the downside of protruding handle is provided with upper plate, and the downside of upper plate is provided with guide groove, the top of housing is provided with lower roof plate, on the central shank between the upper lower roof plate upper spring is housed, the bottom of guide groove is provided with the rhombus slideway, and the central part of rhombus slideway is provided with rhombus and dials the spoon pin, rhombus is dialled in spoon slideway of pin upper end and is provided with a spoon groove, and the lower end is provided with lower spoon groove.The front upper end of housing is provided with key box, be provided with limit shaft in the key box, spacing spoon is housed on the limit shaft, spacing spoon is installed on the positive middle part of key box, coil spring is equipped with in the upper end of spacing spoon, the key bit of spacing spoon is installed in the rhombus slideway, dials in spoon slideway in the pin outside along rhombus to move up and down as clockwise direction.The upper end of key box is provided with guide finger, guide finger is installed in the chute of central shank, the lower end of central shank is provided with plug, the middle part of plug is provided with slot, the middle part, the end of housing is provided with guide plate, and the slot of plug is installed on the guide plate, and the right-hand member of guide plate is provided with break back contact, the right side of break back contact is provided with moving contact, and moving contact and break back contact are connected on the wiring board of power supply by wire respectively.
Described rhombus is dialled two fitfull trapezoidal inclined planes about two end faces are respectively equipped with up and down of spoon pin, the left side trapezoidal faces of upper surface is less than right trapezoidal faces, the left trapezoidal faces of lower surface is greater than right trapezoidal faces, makes that spoon groove and lower spoon groove all are being positioned on the large trapezoidal inclined plane of dialling both ends of the surface about the spoon pin on up and down two center-points in the rhombus slideway.
During installation, the detection projector is arranged on the downside on chassis, automobile rear end, be fixed on the crossbeam of wheel support upper end, receiving amplifier is installed in the operator's compartment, again two loud speakers are installed in respectively on operator's compartment and the chassis, when stealing the tire person when loosening spare tyre, i.e. the switch of detection trigger projector, plugged triggers loud speaker by receiving amplifier and sends chimes of doom.
The present invention is simple in structure simple, design ingeniously, and the processing cost is low, and the use safe effect is good.
Be described in further detail below in conjunction with accompanying drawing.
Description of drawings:
Fig. 1 is for detecting the emitter structures scheme drawing;
Fig. 2 is for detecting the emitter side view;
Fig. 3 is the projector electrical schematic diagram;
Fig. 4 is the receiving amplifier electrical schematic diagram;
Fig. 5 is the projector scheme of installation.
The middle part of the housing 1 shown in Fig. 1-2 is provided with centre hole, central shank 4 is housed in the centre hole, the top of central shank is provided with protruding handle 7, the downside of protruding handle is provided with upper plate 8, the downside of upper plate is provided with guide groove 10, the top of housing is provided with lower roof plate 6, central shank between the upper lower roof plate is provided with upper spring 9, the bottom of guide groove is provided with rhombus slideway 12, the central part of rhombus slideway is provided with rhombus and dials spoon pin 5, dial in spoon slideway of pin upper end and be provided with a spoon groove 11, the lower end is provided with lower spoon groove 13, the front upper end of housing is provided with key box 20, be provided with limit shaft 21 in the key box body, spacing spoon 14 is housed on the limit shaft, coil spring 18 is equipped with in the upper end of spacing spoon, and the key bit of spacing spoon is installed in the rhombus slideway 12, and the interior upside of key box is provided with guide finger 19, guide finger is installed in the guide groove of central shank, the lower end of central shank is provided with plug 3, and the middle part, the end of plug is provided with slot, and the outside is shaped with flange 2, the middle part, the end of housing is provided with guide plate 17, the slot of plug is installed on the guide plate, and the right-hand member of guide plate is provided with break back contact 16, and the right side of break back contact is provided with moving contact 15, the top of moving contact is provided with dialing spring sheet 27, and moving contact and break back contact are connected on the wiring board of power supply by wire respectively.
The key bit of the spacing spoon 14 shown in the figure is positioned at spoon groove 11, when the protruding handle 7 of click unclamps, dial spoon pin 5 and move up in company with central shank under the effect of upper spring, spacing key bit enters in the lower spoon groove 13 in the slip of dialling the right trapezoidal inclined plane of spoon pin falls into the slideway on right side and locates.The plug 3 up drive flanges 2 of central shank lower end are pushed the warning of dialing spring sheet plugged open simultaneously.As when sounding all clear, press belling handle 7 downwards, be parked in spacing key bit in the lower spoon groove 13 slips into the left side under the promotion of dialling the left trapezoidal inclined plane of spoon pin the slideway and enter location in the spoon groove 11, the plug 3 of central shank lower end drives flange 2 and moves down and back down the moving contact power cut-off simultaneously, sounds all clear.
Projector shown in Fig. 3 is by IC, resistance R, capacitor C, and power valve VT, coil L, miniature 12V battery form.When detector switch K closure, IC gets electric work, and the signal by IC the 15th pin output fixed frequency is coupled to Q1 amplifying emission pipe through R2, C1, by L1 the alerting signal wireless transmission is gone out.
Being respectively high frequency in the receiving amplifier circuit diagram shown in Fig. 4 receives and encoded control.By antenna reception to signal after the Q1 High frequency amplification, enter Q2 and carry out frequency-selecting, select the signal identical with the projector carrier frequency, entering IC1A amplifies, signal after the amplification enters and exports the further filtering of IC2A, shaping, amplification after the IC1B shaping to and send into IC3 the 14th pin and decipher, signal after the decoding is exported by the 12nd pin, through R18, R19, C14, allow the VT1 triggering and conducting, loud speaker B sends chimes of doom.
The both sides of the projector housing 1 shown in Fig. 5 Fig. 2 are provided with installs connecting panel 22, connecting panel is provided with adjustment tank 23, projector is by the lower end of bolted at vehicle beam 24, adjust the upper top that adjustment tank is positioned at the protruding handle 7 of projector on spare tyre steel ring 26, the steel ring of spare tyre is withstood on the protruding handle, protruding handle is in the just inclined to one side position of crossing top dead point, the key bit of spacing spoon 14 also is about to break away from upper spoon groove 11 and enters slideway, when the burglar robber unloads spare tyre, as long as spare tyre steel ring 26 is left the protruding handle 7 of projector, the protruding handle of projector and central shank are under the effect of upper spring, drive plug 3 and move down, make spacing key bit enter location in the lower spoon groove 13, the flange 2 of plug 3 is pushed dialing spring sheet 27 open, make moving contact 15 and break back contact 16 adhesives, plugged sounds the alarm.
Claims (5)
1. wireless antitheft spare tire alarm for motor vehicle, comprise detector, projector, receiving amplifier, loud speaker, detector is by housing, central shank, rhombus is dialled the spoon pin, key box, spacing spoon forms, it is characterized in that: the middle part of described housing (1) is provided with centre hole, central shank (4) is housed in the centre hole, the top of central shank is provided with protruding handle (7), the downside of protruding handle is provided with upper plate (8), the downside of upper plate is provided with guide groove (10), the top of housing is provided with lower roof plate (6), central shank between the upper lower roof plate is provided with upper spring (9), the bottom of guide groove is provided with rhombus slideway (12), the central part of rhombus slideway is provided with rhombus and dials spoon pin (5), rhombus is dialled in spoon slideway of pin upper end and is provided with a spoon groove (11), the lower end is provided with lower spoon groove (13), the front upper end of housing is provided with key box (20), be provided with limit shaft (21) in the key box body, spacing spoon (14) is housed on the limit shaft, coil spring (18) is equipped with in the upper end of spacing spoon, the key bit of spacing spoon is installed in the rhombus slideway (12), the interior upside of key box is provided with guide finger (19), guide finger is installed in the guide groove of central shank, the lower end of central shank is provided with plug (3), the middle part, the end of plug is provided with slot, and the outside of slot is provided with flange (2), and the middle part, the end of housing is provided with guide plate (17), the slot of plug is installed on the guide plate, the right side of guide plate is provided with break back contact (16), and the right side of break back contact is provided with moving contact (15), and the top of moving contact is provided with dialing spring sheet (27).
2. wireless antitheft spare tire alarm for motor vehicle according to claim 1, it is characterized in that: described projector is by integrated circuit (IC), resistance (R), electric capacity (C), power valve (VT), coil (L), miniature 12V battery form, when detector switch (K) closure, integrated circuit (IC) gets electric work, signal by integrated circuit (IC) the 15th pin output fixed frequency, be coupled to High frequency amplification power valve (Q1) through resistor (R2), cond (C1), (L1) goes out the alerting signal wireless transmission by inducer.
3. wireless antitheft spare tire alarm for motor vehicle according to claim 1, it is characterized in that: have high frequency in the circuit of described receiving amplifier and receive and encoded control, by antenna reception to signal after High frequency amplification power valve (Q1) High frequency amplification, enter HF transmitter (Q2) and carry out frequency-selecting, select the signal identical with the projector carrier frequency, entering amplification circuit (IC1A) amplifies, signal after the amplification enters shaping integrated circuit (IC1B), export further filtering of automatic control for frequency characteristics of filter integrated (IC2A) after the shaping to, shaping, amplification is sent into decoder ic (IC3) the 14th pin and is deciphered, signal after the decoding is exported by decoder ic the 12nd pin, through resistor (R18, R19), cond (C14), allow thyristor (VT1) triggering and conducting, loud speaker (B) sends chimes of doom.
4. wireless antitheft spare tire alarm for motor vehicle according to claim 1, it is characterized in that: the both sides of described projector housing (1) are provided with installs connecting panel (22), connecting panel is installed is provided with adjustment tank (23), projector is by the lower end of bolted in vehicle beam (24).
5. wireless antitheft spare tire alarm for motor vehicle according to claim 1, it is characterized in that: described rhombus is dialled two fitfull trapezoidal inclined planes about two end faces are respectively equipped with up and down of spoon pin, the left side trapezoidal faces of upper surface is less than right trapezoidal faces, the left trapezoidal faces of lower surface is greater than right trapezoidal faces, and the lower center-point that makes the upper center-point of upper spoon groove in the rhombus slideway and lower spoon groove is all dialled on the large trapezoidal inclined plane of both ends of the surface about the spoon pin being positioned at rhombus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102844228A CN101954898B (en) | 2010-09-13 | 2010-09-13 | Vehicle spare wheel wireless burglar alarm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102844228A CN101954898B (en) | 2010-09-13 | 2010-09-13 | Vehicle spare wheel wireless burglar alarm |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101954898A CN101954898A (en) | 2011-01-26 |
| CN101954898B true CN101954898B (en) | 2013-01-02 |
Family
ID=43482572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102844228A Expired - Fee Related CN101954898B (en) | 2010-09-13 | 2010-09-13 | Vehicle spare wheel wireless burglar alarm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101954898B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013014196A (en) * | 2011-07-01 | 2013-01-24 | Sony Corp | Speaker unit |
| GB2603502B (en) * | 2021-02-05 | 2024-04-10 | Jaguar Land Rover Ltd | System and method for monitoring a spare wheel |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2714387Y (en) * | 2004-07-27 | 2005-08-03 | 余道良 | Drop-proof theft-proof safety device for automobile spare tire |
| CN2897692Y (en) * | 2005-04-06 | 2007-05-09 | 戴月炎 | Safety leakage and overpressure alarming device of tyre for automobile |
| CN201124815Y (en) * | 2007-12-06 | 2008-10-01 | 杜声发 | Multifunctional warner of automobile |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008230536A (en) * | 2007-03-23 | 2008-10-02 | Pacific Ind Co Ltd | Vehicle equipped with wireless device |
| CN201998944U (en) * | 2010-09-13 | 2011-10-05 | 庞磊 | Wireless antitheft spare tire alarm for motor vehicle |
-
2010
- 2010-09-13 CN CN2010102844228A patent/CN101954898B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2714387Y (en) * | 2004-07-27 | 2005-08-03 | 余道良 | Drop-proof theft-proof safety device for automobile spare tire |
| CN2897692Y (en) * | 2005-04-06 | 2007-05-09 | 戴月炎 | Safety leakage and overpressure alarming device of tyre for automobile |
| CN201124815Y (en) * | 2007-12-06 | 2008-10-01 | 杜声发 | Multifunctional warner of automobile |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101954898A (en) | 2011-01-26 |
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| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130102 Termination date: 20150913 |
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| EXPY | Termination of patent right or utility model |