CN116106635A

CN116106635A - Pulse-wave convection circuit type space detector

Info

Publication number: CN116106635A
Application number: CN202111418351.0A
Authority: CN
Inventors: 赵秀卿
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-11-11
Filing date: 2021-11-11
Publication date: 2023-05-12

Abstract

The invention relates to a pulse convection circuit type space detector. The circuit design of the gas sensor detection instrument is conventional, the sensor is loaded with tiny current and amplified, the electrical property of the sensitive element drifts along with the change of the ambient temperature, and no noise reduction technology exists. I have observed from several studies of the physical phenomena and other materials of the lightning loading circuit: the output end of a pulse wave oscillator is connected with a conductor with infinite length, and when the oscillator continuously works, the output voltage and current are transmitted to the far end of the conductor and then flow back into the output end of the oscillator, so that the electric phase and time difference are generated, and the parasitic effect is obtained. By utilizing the physical phenomenon, the pulse-to-current circuit type space detector is invented.

Description

Pulse-wave convection circuit type space detector

The invention relates to a pulse convection circuit type space detector.

The circuit design of the gas sensor detection instrument is conventional, the sensor is loaded with tiny current and amplified, the electrical property of the sensitive element drifts along with the change of the ambient temperature, and no noise reduction technology exists. I have observed from several studies of the physical phenomena and other materials of the lightning loading circuit: the output end of a pulse wave oscillator is connected with a conductor with infinite length, and when the oscillator continuously works, the output voltage and current are transmitted to the far end of the conductor and then flow back into the output end of the oscillator, so that the electric phase and time difference are generated, and the parasitic effect is obtained. By utilizing the physical phenomenon, the pulse-to-current circuit type space detector is invented.

Reference is now made to the drawings, notes.

Fig. 1. The basic circuit principle of the invention. The oscillator is composed of a transistor and a transformer T ₁ Resistance R ₁ And C ₂ And the like. Transformer secondary L ₃ The lower end (3) of (a) is grounded (a battery cathode); the high end (1) is connected with an unrestricted conductor L. Terminating two diodes D at the distal end of the conductor ₁ And D ₂ The electrode feet are opposite. Reference is made to figure B in the operating state of the oscillator ₁ Sum and numberAccording to analysis; at 5V for the battery, the waveform generated by the oscillator is approximately Ping Yuan; the pulse voltage between the lead L and the ground (battery cathode) is about 50V, and the diode D ₁ And D ₂ The pulse DC voltage is about 11V, and the short-circuit current is about O; when the battery is replaced by 12V, the alternating voltage value of the lead L to the ground pulse wave is 150V; diode D ₁ And D ₂ The pulse DC voltage between the two transistors is 155V, the short-circuit current is 0.22 uA, and the waveform generated by the oscillator corresponds to the triode in a deep saturation state. Determining the oscillator output voltage U according to the stability of the remote storage voltage and current of the single line L ₁ Current A ₁ Product U ₁ A ₁ Speed dU to single line ₁ A ₁ T, voltage U with single line income ₂ Current A ₂ Rate dU ₂ A ₂ And/t is equal. The pulse waveform plateau of the 5V oscillator is changed into the pulse waveform noise ratio of the 12V oscillator, which is called secondary electricity. When the amplifier (triode) is in the secondary electric state, the amplification coefficient beta is more than or equal to 80, and R is adjusted ₁ 。

Embodiments of the invention.

1. The design task of the circuit system is that when the pulse wave oscillator continuously works, the generated voltage and current are transmitted to the single-circuit system end and fed back to form a single-circuit system voltage and current convection state.

The content is as follows: referring to fig. 2, the main power supply E is 12V, and the auxiliary power supply comprises a resistor R ₂ Voltage stabilizing tube D _W And socket BA, voltage 9V. The pulse oscillator is composed of a transistor and an adjustable resistor R ₁ Capacitor C ₂ Transformer T ₁ Composition is prepared. The oscillation period time of the oscillator is R ₁ C ₂ By R ₁ And (5) adjusting. The oscillator continuously works and is in a secondary electric state, and the generated voltage and current pass through the transformer T ₁ A secondary high-end (3) which is transferred to the single-wire system (conductor L and circuit at the far end) and registers the part (autogenous); two diode output terminals D ₁ And D ₂ The voltage value between is V ₁ -V ₂ 155V (pulse nature), 40V (pulse nature) is stabilized by the suppressing device D; the current value is regulated by a current-thinning device S to form normal convection (not induced by external field), thereby, a single circuitSensitive component M for system installation ₂ 、M ₃ 、M ₄ Has stability.

2. Construction and installation of equipment and facilities. Circuitry is mounted inside the detector body.

The content is as follows: reference is made to figures 3, 4 and 5.

FIG. 3 is a detector body [1]]The height is 90mm, the width is 60mm, and the thickness is 54mm. [ P ]]Is a pointer type 50 uA ammeter, and the coil resistance is 60 omega. The measurement degree mode is decibel. [2]Sensitive component seat and dust cover [2 ]]。[3]And a power switch. [4]Indicator Lamp (LED) [5 ]]And an inner battery E. [6]A rotary one-knife four-gear switch W1. Socket corresponding plug and rotary switch W ₁ (K ₁ 、K ₂ 、 K ₃ 、K ₄ )。[8]And an external power socket.

Figure 4 sensitive component seats and entities. M is M ₂ Is a type 1 sensitive component; m is M ₄ Is a type 2 sensitive component. M is M ₃ Is a seat of a column-type sensitive element and a seat of a plug-in sensitive element, and only one seat is carried when in use.

Fig. 5 illustrates a handle frame. [1] Corresponding to the detector body. [7] The electric plug corresponds to the detection body socket. [9] And a three-gear manual switch corresponds to the switch [6] of the detector body. [10] And (5) a handle.

3. The current-thinning device S consists of an adjustable resistor R and a capacitor C ₁ In parallel with capacitor C ₂ Tandem (r=2m, c1=0.015, c2=0.015). The functions of the compound are as follows: dredging pulse counter current values of a single line system; converting convection direction, i.e. voltage V ₁ 、V ₂ The difference to ground is the same as the strain direction of the sensitive element (the resistance value of the person tends to be small along with the concentration of the gas, and the person is opposite).

Annotation:

fig. 1 is a basic circuit principle of the invention. B (B) ₁ Is the waveform generated by the oscillator; b (B) ₂ Is the mode waveform of the oscillator pulse delivered into a single line, meaning a single circuit system of voltage and current delivery generated by the oscillator. BA is a socket in the circuit where the sensitive components include a heater.

Fig. 2 is a circuit system. M is M ₁ 、M ₃ Corresponding to the plugs and the sockets of the two electrode pin sensitive components; m is M ₂ 、M ₄ Corresponding to the plug and socket of the commonly used 6 electrode pin sensitive components; w (W) ₁ Is a single-pole four-gear manual rotary switch, corresponds to K ₁ 、K ₂ 、K ₃ 、 K ₄ Switching at any time. (M) ₁ 、M ₂ Not suitable for the sensor with the amplifier) is directly manufactured.

Fig. 3 is a flow dredger.

Fig. 4 shows a detector body according to the present invention.

Fig. 5 shows the seats and real objects of the sensitive components.

Fig. 6 is a spare handle of the detector body.

The idle reference is only used as a review reference.

Claims

1. The invention is called pulse-convection circuit type space detector.

Comprising a detector body [1]]The height is 90mm, the width is 60mm, and the thickness is 54mm. [ P ]]Is a pointer type 50 uA ammeter, and the coil resistance is 60 omega. The measurement degree mode is decibel. [2]Sensitive component seat and dust cover [2 ]]。[3]And a power switch. [4]Indicator Lamp (LED) [5 ]]And an inner battery E. [6]A rotary one-knife four-gear switch W1. Socket corresponding plug and rotary switch W ₁ (K ₁ 、K ₂ 、K ₃ 、K ₄ )。[8]And an external power socket.

A sensitive component seat and a real object. M is M ₂ Is a type 1 sensitive component; m is M ₄ Is a type 2 sensitive component. M is M ₃ Is a seat of a column-type sensitive element and a seat of a plug-in sensitive element, and only one seat is carried when in use.

A handle frame. [1] Corresponding to the detector body. [7] The electric plug corresponds to the detection body socket. [9] And a three-gear manual switch corresponds to the switch [6] of the detector body. [10] And (5) a handle.

Circuitry: the electrical system is mounted inside the detector body. Main power E is 12V, and auxiliary power contains resistor R ₂ Voltage stabilizing tube D _W And socket BA, voltage 9V. The pulse oscillator is composed of transistor and transistorResistor R ₁ Capacitor C ₂ Transformer T ₁ Composition is prepared. The oscillation period time of the oscillator is R ₁ C ₂ By R ₁ And (5) adjusting. The oscillator continuously works and is in a secondary electric state, and the generated voltage and current pass through the transformer T ₁ A secondary high-end (3) which is transferred to the single-wire system (conductor L and circuit at the far end) and registers the part (autogenous); two diode output terminals D ₁ And D ₂ The voltage value between is V ₁ -V ₂ 155V (pulse nature), 40V (pulse nature) is stabilized by the suppressing device D; the current value is regulated by the current-thinning device S to form normal convection (not induced by external field), thereby the sensitive component M installed in the single-circuit system ₂ 、M ₃ 、M ₄ Has stability.

2. The pulse oscillator according to claim 1 is continuously operated in a secondary electric state, and the generated voltage and current are transferred to a single line system through a transformer output high side and registered in a section. The condition is that the amplification factor beta of the transistor of the oscillator is more than or equal to 80, and R is adjusted ₁ 。

3. The reflux value is adjusted with a current dredger S according to claim 1, resulting in normal convection. The current-thinning device S consists of an adjustable resistor R and a capacitor C ₁ In parallel with capacitor C ₂ And (3) connecting in series. C (C) ₁ ＝0.015u，C ₂ ＝0.015u，R＝2MΩ。