阅读说明：本技术 一种地震预报器 (Earthquake predictor ) 是由 董铮 宁彬 屈俊峰 项东升 于 2019-02-22 设计创作，主要内容包括：本发明公开了一种地震预报器,包括底座、L形木支架、线圈、马蹄形磁铁、PVC空心管、屏蔽导线、滑动变阻器RP、晶体三极管Q1、Q2、电阻R、晶体二极管D、继电器JK,所述L形木支架固定在底座上；所述马蹄形磁铁位于底座与L形木支架之间；所述线圈套在PVC空心管上,且PVC管长与马蹄形磁铁两级间隙相同,所述屏蔽导线分别与线圈引出导线相连；所述晶体三极管Q1发射极与Q2基极相连；晶体三极管Q1基极与滑动变阻器一端连接；继电器JK一端分别于晶体三接管Q1、Q2集电极相连；另一端与二极管D负极及12V电源相连；二极管D正极一端接晶体三接管Q1集电极；电阻R一端接晶体三接管Q2发射极,另一端接滑动变阻器。(The invention discloses an earthquake predictor, which comprises a base, an L-shaped wood bracket, a coil, a horseshoe-shaped magnet, a PVC hollow pipe, a shielding lead, a slide rheostat RP, a transistor Q1, a transistor Q2, a resistor R, a transistor D and a relay JK, wherein the L-shaped wood bracket is fixed on the base; the U-shaped magnet is positioned between the base and the L-shaped wood bracket; the coil is sleeved on the PVC hollow pipe, the length of the PVC hollow pipe is the same as the two-stage gap of the horseshoe-shaped magnet, and the shielding wires are respectively connected with the coil leading-out wires; an emitter of the transistor Q1 is connected with a base of Q2; the base electrode of the transistor Q1 is connected with one end of the slide rheostat; one end of the relay JK is connected with the collectors of the crystal three-connection pipe Q1 and the crystal three-connection pipe Q2 respectively; the other end is connected with the cathode of the diode D and a 12V power supply; one end of the anode of the diode D is connected with a collector of a crystal three-connection tube Q1; one end of the resistor R is connected with the emitter of the transistor tee Q2, and the other end is connected with the slide rheostat.)

1. An earthquake predictor comprises a base, an L-shaped wood support, a coil, a horseshoe-shaped magnet, a PVC hollow tube, a shielding lead, a sliding rheostat RP, transistors Q1 and Q2, a resistor R, a crystal diode D and a relay JK, wherein the L-shaped wood support is fixed on the base; the U-shaped magnet is positioned between the base and the L-shaped wood bracket; the coil is sleeved on the PVC hollow pipe, the length of the PVC hollow pipe is the same as the two-stage gap of the horseshoe-shaped magnet, and the shielding wires are respectively connected with the coil leading-out wires; an emitter of the transistor Q1 is connected with a base of Q2; the base electrode of the transistor Q1 is connected with one end of the slide rheostat; one end of the relay JK is connected with collectors of the crystal three-connection pipe Q1 and the crystal three-connection pipe Q2 respectively, and the other end of the relay JK is connected with a negative electrode of the diode D and a 12V power supply; one end of the anode of the diode D is connected with a collector of a crystal three-connection tube Q1; one end of the resistor R is connected with an emitter of a transistor tee Q2, and the other end of the resistor R is connected with a slide rheostat.

2. A seismic predictor as claimed in claim 1, characterized by: the base is made of non-metallic materials.

3. A seismic predictor as claimed in claim 1, characterized by: the 12V power supply is a direct current power supply.

Technical Field

The invention belongs to the field of test equipment, and particularly relates to an earthquake forecasting device.

Background

Until now, seismic forecasting has been a problem. The above occurs, causing huge losses in both countries and individuals. The forecast time is very precious when the earthquake comes, and if the earthquake is forecasted in advance, a lot of lives and properties can be saved.

Disclosure of Invention

In order to solve the existing problems, the invention provides an earthquake predictor.

The invention is realized by the following technical scheme:

an earthquake predictor comprises a base (1), an L-shaped wood support (2), a coil (3), a horseshoe-shaped magnet (4), a PVC hollow tube (5), a shielding lead (6), a slide rheostat RP (7), a transistor Q1 (8), a Q2 (9), a resistor R (10), a crystal diode D (11) and a relay JK (12), wherein the L-shaped wood support (2) is fixed on the base (1); the horseshoe-shaped magnet (4) is positioned between the base (1) and the L-shaped wood bracket (2); the coil (3) is sleeved on the PVC hollow pipe (5), the PVC hollow pipe (5) is arranged between two stages of gaps of the horseshoe-shaped magnet (4), the pipe length is the same as that of the two stages of gaps, and the shielding lead (6) is connected with lead-out wires of the coil (3) respectively; the emitter of the transistor Q1 (8) is connected with the base of the transistor Q2 (9); the base electrode of the transistor Q1 (8) is connected with one end of the slide rheostat (7); one end of the relay JK (12) is connected with the collectors of the crystal three-connection pipe Q1 (8) and the crystal three-connection pipe Q2 (9) respectively; the other end is connected with the cathode of a diode D (11) and a 12V power supply; one end of the anode of the diode D (11) is connected with the collector of the transistor tee Q1 (8); one end of the resistor R (10) is connected with the emitter of the transistor tee Q2 (9), and the other end is connected with the slide rheostat (7).

As a further optimization scheme of the invention, the base is made of non-metal materials.

As a further optimization scheme of the invention, the 12V power supply is a direct current power supply.

Drawings

Fig. 1 and 2 are front views of the structure of the present invention.

In the figure: 1. a base; 2. an L-shaped wood bracket; 3. a coil; 4. a horseshoe-shaped magnet; 5. PVC hollow pipes; 6. the conductor is shielded.

Detailed Description

The invention is described in further detail below with reference to the following detailed description and accompanying drawings:

as shown in fig. 1 and 2, an earthquake predictor comprises a base, an L-shaped wood bracket, a coil, a horseshoe-shaped magnet, a PVC hollow pipe, a shielding wire, a slide rheostat RP, transistor triodes Q1 and Q2, a resistor R, a transistor diode D and a relay JK, wherein the L-shaped wood bracket is fixed on the base; the U-shaped magnet is positioned between the base and the L-shaped wood bracket; the coil is sleeved on the PVC hollow pipe, the length of the PVC hollow pipe is the same as the two-stage gap of the horseshoe-shaped magnet, and the shielding wires are respectively connected with the coil leading-out wires; an emitter of the transistor Q1 is connected with a base of Q2; the base electrode of the transistor Q1 is connected with the center tap of the slide rheostat; one end of the relay JK is connected with the collectors of the crystal three-connection pipe Q1 and the crystal three-connection pipe Q2 respectively; the other end is connected with the cathode of the diode D and a 12V power supply; one end of the anode of the diode D is connected with a collector of a crystal three-connection tube Q1; one end of the resistor R is connected with the emitter of the transistor tee Q2, and the other end is connected with the slide rheostat.

The early stage of the forecaster needs to be put in a stable and stable environment without extra interference for debugging, and the principle of the earthquake forecaster is as follows: the coil slightly vibrates or the magnetic force field is changed due to earthquake foreboding, so that the coil slightly swings, induction current can be generated in the coil according to Lenz law, the current is amplified through the transistor transistors Q1 and Q2, and the relay JK is driven to suck, so that an electric bell connected with the electric bell is controlled to give out early warning, and people are reminded of paying attention.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.