CN204791345U

CN204791345U - Long -range outdoor theftproof warning circuit

Info

Publication number: CN204791345U
Application number: CN201520466520.1U
Authority: CN
Inventors: 陈金河; 陈明志
Original assignee: Quanzhou Senhaixun Electronic Technology Co Ltd
Current assignee: Quanzhou Senhaixun Electronic Technology Co Ltd
Priority date: 2015-07-02
Filing date: 2015-07-02
Publication date: 2015-11-18
Anticipated expiration: 2025-07-02

Abstract

The utility model discloses a long -range outdoor theftproof warning circuit, including chip U1, chip U2, chip U3, resistance R1, switch S and electric capacity C1. The utility model discloses long -range outdoor theftproof warning circuit is through using all -round vibration sensor G, has when the situation such as being shouldered, being pushed away, being strikeed, pulling and appearing when the device of installing this circuit, and sensor G experiences the vibration, makes chip U3 outwards launch radio signal, just can obtain feeding back at the receiving terminal, and unusual safe and reliable, circuit structure is simple moreover, and the component of chooseing for use is cheap, is fit for using widely.

Description

The outer anti-theft warning circuit of a kind of remote chamber

Technical field

The utility model relates to a kind of warning circuit, specifically the outer anti-theft warning circuit of a kind of remote chamber.

Background technology

Along with the development of science and technology, present people are quite perfect for the anti-theft measure of indoor, there is various monitoring alarm equipment, but for the public property of outdoor or the private property as automobile, in the safety of outdoor, up to the present all cannot accomplish very safe, although automobile is furnished with alarm, meets violence and can report to the police, if no one near car, still use is little, and does not just more have a kind of appropriate anti-theft measure for the public property article of outdoor.

Utility model content

The purpose of this utility model is to provide a kind of remote chamber that is safe and reliable, that be easy to promote outer anti-theft warning circuit, to solve the problem proposed in above-mentioned background technology.

For achieving the above object, the utility model provides following technical scheme:

The outer anti-theft warning circuit of a kind of remote chamber, comprise chip U1, chip U2, chip U3, resistance R1, switch S and electric capacity C1, described switch S one end connects electrolytic grounding cell group E positive pole, the switch S other end is contact resistance R1 respectively, resistance R2, resistance R3, chip U1 pin 8 and resistance R5, the resistance R1 other end connects Omnibearing vibrating sensor G, the Omnibearing vibrating sensor G other end connects direct earth capacitance C1 and triode Q1 base stage respectively, triode Q1 grounded emitter, triode Q1 collector is the contact resistance R2 other end and chip U1 pin 2 respectively, chip U1 pin 6 connects chip U1 pin 7 respectively, direct earth capacitance C2 and the resistance R3 other end, chip U1 pin 1 connects stake resistance R4, chip U1 pin 5 connects direct earth capacitance C3, chip U1 pin 4 is the contact resistance R5 other end and direct earth capacitance C4 respectively, chip U1 pin 3 connects direct earth capacitance C5 respectively, resistance R7 and chip U2 pin 1, chip U2 pin 9 and the equal ground connection of chip U2 pin 14, chip U2 pin 15 connects chip U2 pin 16 by resistance R6, chip U2 pin 17 connects chip U3 pin CP by resistance R8, the described resistance R7 other end connects direct earth capacitance C7 and chip U3 pin V+ respectively, chip U3 pin V-ground connection, chip U3 pin NC connects chip U3 pin LC1 respectively, electric capacity C6 and inductance L 1, inductance L 1 other end connects the electric capacity C6 other end and chip U3 pin LC2 respectively.

As further program of the utility model: described chip U1 model is NE555.

As further program of the utility model: described chip U2 model is SC5272.

As the utility model further scheme: described chip U3 model is FDD400-1.

Compared with prior art, the beneficial effects of the utility model are: the outer anti-theft warning circuit of the utility model remote chamber is by using Omnibearing vibrating sensor G, when situations such as being shouldered when the device being provided with this circuit has, push away, knock, pull occurs, sensor G experiences vibration, makes the outside wireless signal emission of chip U3, just can be fed back at receiving end, very safe and reliable, and circuit structure is simple, the element selected is cheap, is applicable to promoting the use of.

Accompanying drawing explanation

Fig. 1 is the circuit diagram of the outer anti-theft warning circuit of a kind of remote chamber.

Embodiment

Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.

Refer to Fig. 1, in the utility model embodiment, the outer anti-theft warning circuit of a kind of remote chamber, comprise chip U1, chip U2, chip U3, resistance R1, switch S and electric capacity C1, switch S one end connects electrolytic grounding cell group E positive pole, the switch S other end is contact resistance R1 respectively, resistance R2, resistance R3, chip U1 pin 8 and resistance R5, the resistance R1 other end connects Omnibearing vibrating sensor G, the Omnibearing vibrating sensor G other end connects direct earth capacitance C1 and triode Q1 base stage respectively, triode Q1 grounded emitter, triode Q1 collector is the contact resistance R2 other end and chip U1 pin 2 respectively, chip U1 pin 6 connects chip U1 pin 7 respectively, direct earth capacitance C2 and the resistance R3 other end, chip U1 pin 1 connects stake resistance R4, chip U1 pin 5 connects direct earth capacitance C3, chip U1 pin 4 is the contact resistance R5 other end and direct earth capacitance C4 respectively, chip U1 pin 3 connects direct earth capacitance C5 respectively, resistance R7 and chip U2 pin 1, chip U2 pin 9 and the equal ground connection of chip U2 pin 14, chip U2 pin 15 connects chip U2 pin 16 by resistance R6, chip U2 pin 17 connects chip U3 pin CP by resistance R8, the resistance R7 other end connects direct earth capacitance C7 and chip U3 pin V+ respectively, chip U3 pin V-ground connection, chip U3 pin NC connects chip U3 pin LC1 respectively, electric capacity C6 and inductance L 1, inductance L 1 other end connects the electric capacity C6 other end and chip U3 pin LC2 respectively.

Chip U1 model is NE555.

Chip U2 model is SC5272.

Chip U3 model is FDD400-1.

Principle of work of the present utility model is: Closing Switch S, namely circuit devotes oneself to work, when sensor G does not receive vibration, triode Q1 is in cut-off state, if being shouldered appears in the equipment that this circuit is housed, push away, knock, when the situation such as to pull, sensor G closes instantaneously by External Force Acting, cause triode Q1 conducting, chip U1 pin 2 presents low level, chip U1 pin 3 becomes high level from low level, make chip U2 pin 17 send coded pulse modulation chip U3, make chip U3 outwards launch radiowave, reach the object of warning.

Claims

1. the outer anti-theft warning circuit of remote chamber, comprise chip U1, chip U2, chip U3, resistance R1, switch S and electric capacity C1, it is characterized in that, described switch S one end connects electrolytic grounding cell group E positive pole, the switch S other end is contact resistance R1 respectively, resistance R2, resistance R3, chip U1 pin 8 and resistance R5, the resistance R1 other end connects Omnibearing vibrating sensor G, the Omnibearing vibrating sensor G other end connects direct earth capacitance C1 and triode Q1 base stage respectively, triode Q1 grounded emitter, triode Q1 collector is the contact resistance R2 other end and chip U1 pin 2 respectively, chip U1 pin 6 connects chip U1 pin 7 respectively, direct earth capacitance C2 and the resistance R3 other end, chip U1 pin 1 connects stake resistance R4, chip U1 pin 5 connects direct earth capacitance C3, chip U1 pin 4 is the contact resistance R5 other end and direct earth capacitance C4 respectively, chip U1 pin 3 connects direct earth capacitance C5 respectively, resistance R7 and chip U2 pin 1, chip U2 pin 9 and the equal ground connection of chip U2 pin 14, chip U2 pin 15 connects chip U2 pin 16 by resistance R6, chip U2 pin 17 connects chip U3 pin CP by resistance R8, the described resistance R7 other end connects direct earth capacitance C7 and chip U3 pin V+ respectively, chip U3 pin V-ground connection, chip U3 pin NC connects chip U3 pin LC1 respectively, electric capacity C6 and inductance L 1, inductance L 1 other end connects the electric capacity C6 other end and chip U3 pin LC2 respectively.

2. the outer anti-theft warning circuit of remote chamber according to claim 1, it is characterized in that, described chip U1 model is NE555.

3. the outer anti-theft warning circuit of remote chamber according to claim 1, it is characterized in that, described chip U2 model is SC5272.

4. the outer anti-theft warning circuit of remote chamber according to claim 1, it is characterized in that, described chip U3 model is FDD400-1.