CN2572508Y - Contactless water-proof electronic horn - Google Patents
Contactless water-proof electronic horn Download PDFInfo
- Publication number
- CN2572508Y CN2572508Y CN 02257616 CN02257616U CN2572508Y CN 2572508 Y CN2572508 Y CN 2572508Y CN 02257616 CN02257616 CN 02257616 CN 02257616 U CN02257616 U CN 02257616U CN 2572508 Y CN2572508 Y CN 2572508Y
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- Prior art keywords
- pin
- electronic
- element assembly
- electronic element
- resistance
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- Expired - Fee Related
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- 239000003292 glue Substances 0.000 claims abstract description 11
- 239000000463 material Substances 0.000 claims abstract description 11
- 239000003990 capacitor Substances 0.000 claims description 12
- 238000010438 heat treatment Methods 0.000 claims description 11
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 5
- 239000000741 silica gel Substances 0.000 claims description 5
- 229910002027 silica gel Inorganic materials 0.000 claims description 5
- 229920003023 plastic Polymers 0.000 claims description 2
- 239000004033 plastic Substances 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 4
- 230000003321 amplification Effects 0.000 abstract 1
- 230000007547 defect Effects 0.000 abstract 1
- 238000003199 nucleic acid amplification method Methods 0.000 abstract 1
- 230000002950 deficient Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses a contactless waterproof electronic horn, including the loudspeaker base, control circuit part and radiator, the electronic component sub-assembly is fixed in the loudspeaker base, the electronic component sub-assembly is placed in the protection box, the material of this protection box is insulating and waterproof material, fixed adhesion is integrative through insulating waterproof glue between electronic component sub-assembly and the protection box, the exposed part of electronic component sub-assembly all covers insulating waterproof glue, because the leakproofness of this electronic horn is fabulous, no matter in humid weather or rainwater weather, even put in aqueous, each electronic component can not contact water, thereby the long service life of this electronic horn; meanwhile, the control circuit of the electronic horn is of a brand-new design, and can effectively overcome the defects that the frequency of the conventional electronic horn cannot be adjusted, the stability is poor, the conventional electronic horn is influenced by the high and low fluctuation of the power voltage, the amplification power multiple of an oscillator is low, the amplitude is small and the like.
Description
One, technical field:
The utility model relates to a kind of car horn, relates in particular to a kind of contactless electronic loudspeaker.
Two, background technology:
Present car, automobile, contactless electronic loudspeaker used on the vehicles such as agricultural vehicle all comprises the loudspeaker base, the control circuit parts, heating radiator, the control circuit parts are made up of utmost point magnetic coil and electronic element assembly, electronic component is installed on the circuit board of insulation by predetermined location, form electronic element assembly, be electrically connected between utmost point magnetic coil and the electronic element assembly, electronic element assembly is bolted in the loudspeaker base by two, and between electronic element assembly and the loudspeaker base is gapped, insulate between the two guaranteeing, this contactless electronic loudspeaker has following defective in actual use:
1, though each electronic component in the control circuit parts all is fixed on the circuit board by welding manner, and be fixedly mounted in the loudspeaker base to the electronic element assembly insulation, but the leg of each electronic component is all exposed outside, the inner chamber of loudspeaker base communicates with extraneous, the installation site that adds car horn is overhead very near, at the higher weather of humidity or at rainwater weather, the tire high speed rotating of vehicle makes rainwater splash and swats on the car horn, in this case, the inner chamber of loudspeaker base must have water or steam, each electronic component is to be among the encirclement of steam or moisture film, at this moment if by logical loudspeaker, be easy to breakdownly between each electronic component, thereby the serviceable life of existing electronic horn is very short.
2, the fixed-frequency of existing electronic horn can not be adjusted, and frequency is stable bad, often is subjected to the influence that supply voltage just fluctuates, and the amplifying power multiple of oscillator is on the low side, amplitude is less than normal.
Three, summary of the invention:
Goal of the invention of the present utility model is to overcome the deficiency of existing electronic horn, and a kind of long service life is provided, and can be moistureproof, the contactless electronic loudspeaker of waterproof.
The utility model is realized by following technical solution.
A kind of contactless waterproof electronic horn; comprise the loudspeaker base; control circuit parts and heating radiator; described control circuit parts are made up of utmost point magnetic coil and electronic element assembly; power amplifier tube V in the electronic element assembly is fixed on the heating radiator by insulating paper; utmost point magnetic coil is electrically connected with electronic element assembly; utmost point magnetic coil; electronic element assembly and heating radiator all are fixed in the loudspeaker base; electronic element assembly is placed in the protection box; the material of this protection box is for not only insulating but also waterproof materials; electronic element assembly and protection are integral by insulative water-proof glue fixed bonding between the box, are coated with insulative water-proof glue at the exposed parts of electronic element assembly.
Improvement to the contactless waterproof electronic horn of the utility model, in the circuit of described control circuit parts, comprise diode D, power amplifier tube V, integrated circuit (IC), stabilivolt DZ, adjustable resistance Rs, capacitor C 1, C2, resistance R 1, R2, R3, R4, R5 and utmost point magnetic coil, annexation between them is: the end of diode D links to each other with the DC power supply is positive and negative, and the other end and utmost point magnetic coil join; The collector c of power amplifier tube V links to each other with utmost point magnetic coil, and emitter e is connected with the negative pole of DC power supply, and base stage b links to each other with No. 3 pin of integrated circuit by resistance R 5; Resistance R 4 is arranged between No. 3 pin of DC power cathode and integrated circuit (IC), R1 is arranged between A point and the E point, between E point and DC power cathode, be connected to stabilivolt DZ and capacitor C 1 in parallel, be connected between E point and the DC power cathode after resistance R 3, Rs, R2 and capacitor C 2 series connection, No. 4 pin of integrated circuit (IC), No. 8 pin all join with the E point, No. 2 pin, No. 6 pin are connected between resistance R 2 and the capacitor C 2, and No. 7 pin is connected between adjustable resistance Rs and the resistance R 2, and No. 5 pin are empty pin.
In above-mentioned contactless waterproof electronic horn, the material matter of described protection box is plastics; Described insulative water-proof glue is silica gel.
Because the electronic element assembly in the control circuit parts of this electronic horn is placed in the protection box; be integral by insulative water-proof glue fixed bonding between electronic element assembly and the protection box; exposed parts at electronic element assembly is coated with insulative water-proof glue; the material of protection box is for not only insulating but also waterproof materials; thereby the sealing of this electronic horn is fabulous; it is wet weather that nothing is appointed; or rainwater weather; even be placed in the water; each electronic component can not touch water; thereby can prevent the puncture of electronic component effectively, thereby improve the serviceable life of electronic horn.
Simultaneously, in above-mentioned control circuit, D can control the unidirectional conducting of power supply, can prevent because of the anti-inserted The whole control circuit that burns of electric power polarity; DZ, R1, C1 play the burning voltage effect, no matter how the supply voltage of automobile fluctuates, the supply voltage all-the-time stable of integrated circuit (IC), oscillator DZ is on preset value; R3, Rs, R2, C2 play the stable oscillation stationary vibration frequency, as long as the just frequency of scalable oscillator of the resistance of adjusting Rs; The amplitude size is by the parameter of integrated circuit (IC) and supply voltage decision, the enlargement factor of power amplifier tube and the decision of power amplifier electric current promote the size of power, thereby can effectively overcome existing electronic horn fixed-frequency and can not adjust, stability is bad, often be subjected to the influence that supply voltage just fluctuates, defective such as the amplifying power multiple of oscillator is on the low side, amplitude is less than normal.
Four, description of drawings: Fig. 1 is electronic element assembly, heating radiator and the distribution schematic diagram of protection box in the loudspeaker base; Fig. 2 is that electronic element assembly, utmost point magnetic coil and protection box are installed in the structure cut-open view in the loudspeaker base; Fig. 3 is a kind of control circuit figure of the utility model contactless electronic loudspeaker;
Five, embodiment:
A kind of contactless waterproof electronic horn, comprise loudspeaker base 1, control circuit parts 2 and heating radiator 3, described control circuit parts 2 are made up of utmost point magnetic coil 21 and electronic element assembly 22, utmost point magnetic coil 21, electronic element assembly 22 and heating radiator 3 all are fixed in the loudspeaker base 1, power amplifier tube V in the electronic element assembly 22 is fixed on the heating radiator 3 by insulating paper 6, utmost point magnetic coil 21 is electrically connected with electronic element assembly 22, electronic element assembly 22 is placed in the protection box 4, the material of this protection box 4 is for not only insulating but also the ABS plastic of waterproof, be provided with 703 type silica gel 5 of insulative water-proof between electronic element assembly 22 and the protection box 4,703 type silica gel 5 of insulative water-proof are integral electronic element assembly 22 and protection box 4 fixed bondings, are coated with 703 type silica gel 5 of insulative water-proof at the exposed parts of electronic element assembly 22; In the circuit of described control circuit parts 2, comprise diode D, power amplifier tube V, integrated circuit (IC), stabilivolt DZ, adjustable resistance Rs, capacitor C 1, C2, resistance R 1, R2, R3, R4, R5 and utmost point magnetic coil 21, annexation between them is: the end of diode D links to each other with the DC power supply is positive and negative, and the other end and utmost point magnetic coil 21 join; The collector c of power amplifier tube V links to each other with utmost point magnetic coil 21, emitter e is connected with the negative pole of DC power supply, base stage b links to each other with No. 3 pin of integrated circuit by resistance R 5, resistance R 4 is arranged between No. 3 pin of DC power cathode and integrated circuit (IC), R1 is arranged between A point and the E point, stabilivolt DZ and capacitor C 1 are housed between E point and DC power cathode in parallel, resistance R 3, Rs, be connected between E point and the DC power cathode after R2 and capacitor C 2 series connection, No. 4 pin of integrated circuit (IC), No. 8 pin all joins with the E point, No. 2 pin, No. 6 pin is connected between resistance R 2 and the capacitor C 2, No. 7 pin is connected between adjustable resistance Rs and the resistance R 2, and No. 5 pin are empty pin.
Claims (4)
1; a kind of contactless waterproof electronic horn; comprise loudspeaker base (1); control circuit parts (2) and heating radiator (3); described control circuit parts (2) are by utmost point magnetic coil (21); electronic element assembly (22) is formed; utmost point magnetic coil (21); electronic element assembly (22) and heating radiator (3) all are fixed in the loudspeaker base (1); power amplifier tube V in the electronic element assembly (22) is fixed on the heating radiator (3) through insulating paper (6); utmost point magnetic coil (21) is electrically connected with electronic element assembly (22); it is characterized in that: electronic element assembly (22) is placed in the protection box (4); the material of this protection box (4) is for not only insulating but also waterproof materials; be provided with insulative water-proof glue (5) between electronic element assembly (22) and the protection box (4); insulative water-proof glue (5) is integral electronic element assembly (22) and protection box (4) fixed bonding, is coated with insulative water-proof glue (5) at the exposed parts of electronic element assembly (22).
2, according to the described contactless waterproof electronic horn of claim 1, it is characterized in that: in the circuit of described control circuit parts (2), comprise diode D, power amplifier tube V, integrated circuit (IC), stabilivolt DZ, adjustable resistance Rs, capacitor C 1, C2, resistance R 1, R2, R3, R4, R5 and utmost point magnetic coil (21), annexation between them is: the end of diode D links to each other with the DC power supply is positive and negative, the other end and utmost point magnetic coil (21) join, the collector c of power amplifier tube V links to each other with utmost point magnetic coil (21), emitter e is connected with the negative pole of DC power supply, base stage b links to each other with No. 3 pin of integrated circuit (IC) by resistance R 5, resistance R 4 is arranged between No. 3 pin of DC power cathode and integrated circuit (IC), R1 is arranged between A point and the E point, stabilivolt DZ and capacitor C 1 are housed between E point and DC power cathode in parallel, resistance R 3, Rs, be connected between E point and the DC power cathode after R2 and capacitor C 2 series connection, No. 4 pin of integrated circuit (IC), No. 8 pin all joins with the E point, No. 2 pin, No. 6 pin is connected between resistance R 2 and the capacitor C 2, No. 7 pin is connected between adjustable resistance Rs and the resistance R 2, and No. 5 pin are empty pin.
3, contactless waterproof electronic horn according to claim 1 and 2, it is characterized in that: the material matter of described protection box is plastics.
4, according to claim 1 or 2 described contactless waterproof electronic horns, it is characterized in that: described insulative water-proof glue (5) is silica gel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02257616 CN2572508Y (en) | 2002-10-08 | 2002-10-08 | Contactless water-proof electronic horn |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02257616 CN2572508Y (en) | 2002-10-08 | 2002-10-08 | Contactless water-proof electronic horn |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2572508Y true CN2572508Y (en) | 2003-09-10 |
Family
ID=33725522
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02257616 Expired - Fee Related CN2572508Y (en) | 2002-10-08 | 2002-10-08 | Contactless water-proof electronic horn |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2572508Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104778943A (en) * | 2014-01-13 | 2015-07-15 | 严国嶂 | Improved mining explosion-proof electronic horn |
-
2002
- 2002-10-08 CN CN 02257616 patent/CN2572508Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104778943A (en) * | 2014-01-13 | 2015-07-15 | 严国嶂 | Improved mining explosion-proof electronic horn |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20030910 Termination date: 20111008 |