CN201130254Y

CN201130254Y - Earthquake monitoring instrument

Info

Publication number: CN201130254Y
Application number: CNU2007201318500U
Authority: CN
Inventors: 刘勇
Original assignee: NANTONG HENGTE MACHINERY MANUFACTURING Co Ltd
Current assignee: NANTONG HENGTE MACHINERY MANUFACTURING Co Ltd
Priority date: 2007-12-18
Filing date: 2007-12-18
Publication date: 2008-10-08
Anticipated expiration: 2017-12-18

Abstract

The utility model discloses an earthquake monitoring meter, belonging to the technical field of earthquake monitoring devices, comprising a power supply circuit, an electronic acceleration transducer, a forth central processing unit (U4), a display processor (U7), a display, an external data interface circuit focused on a tenth processor (U10), a fifth comparison storage processor (U5), an alarm parameter input device, an alarm circuit, a first reset switch (S1) and a second reset switch (S2). The earthquake monitoring meter has the advantages of stable operation, high precision and simple technology; the price is only 1/2 of similar products of foreign countries; when matched with seismic station, oil field or precision machine tool, the earthquake monitoring meter can monitor weak vibration in surrounding environment with high precision; when matched with elevator control system, the earthquake monitoring meter can protect the safety of passenger in advance before the earthquake comes and reduce the disaster loss to the minimum.

Description

A kind of earthquake monitoring instrument

Technical field

The utility model relates to a kind of earthquake monitoring equipment.

Background technology

At present; usually can only be for earthquake monitoring equipment from external import; and adopt mechanical transmission structure mostly; thereby exist cost an arm and a leg, poor stability, precision are not high, it is complicated to adjust, defectives such as false alarm easily; between this situation, domestic elevator industry is not taken the measure of protecting passenger safety in earthquake disaster, reducing casualty loss usually into account.

The utility model content

The utility model purpose be for the various defectives that overcome external import earthquake monitoring equipment, provide a kind of stable, precision is high, technology is simple, low-cost earthquake monitoring instrument.

The utility model comprises power circuit, the electron acceleration sensor, the 4th central processing unit (U4), video-stream processor (U7), display, external data interface circuit based on the tenth processor (U10), the 5th compares storage of processor (U5), the alarm parameters input media, warning circuit, first reset switch (S1) and second reset switch (S2), more than each components and parts be connected with power circuit respectively, the electron acceleration sensor advances processor (U8) in fact by the 8th data and is connected with the 4th central processing unit (U4), the output terminal of the 4th central processing unit (U4) is connected with video-stream processor (U7), the output terminal of video-stream processor (U7) connects display, the output terminal of the 4th central processing unit (U4) also is connected with external data interface circuit based on the tenth processor (U10), the output terminal of the 4th central processing unit (U4), the alarm parameters input media also is connected with the 5th comparison storage of processor (U5) respectively, the output terminal of the 4th central processing unit (U4) is connected with the feed circuit of warning circuit, and first reset switch (S1) is connected with the feed circuit of warning circuit with second reset switch (S2).

The utility model is a core with central processing unit U4, and central processing unit U4 receives, handle the real time data after by the U8 conversion from acceleration transducer U9, and result is leaded up to video-stream processor U7 and delivered to display and show accekeration; Another road provides data by the data communication units that processor U10 forms for external data interface; Simultaneously, the accekeration that processor U4 is gathered also is used for relatively being stored in processor U5, by the alarm parameters of user through S1, S2 setting.When reaching the alarm parameters value, central processing unit U4 sends the sound and light alarm signal, the control circuit control external unit of forming via U6 driving Q4, K2, Q5, K3 acts accordingly simultaneously, provide path by connecting J1-7 and J1-8 for the K1 coil until the user, the K4 adhesive triggers central processing unit U4 and resets, or resets by pressing reset switch S1, S2 notice simultaneously, All Alerts cancellation, machine begin next circulation.

The utility model is stable, precision is high, technology is simple, price has only external like product 1/2, is used with seismographic station, oil field, precision machine tool, can be with the faint vibrations in the high precision surrounding being monitored; With the supporting use of apparatus for controlling elevator, make elevator before earthquake arrives, can protect passenger's safety in advance, and it is minimum that casualty loss is dropped to.

For improving precision, electron acceleration sensor described in the utility model is three axial electron acceleration sensor U9.

Power circuit described in the utility model comprises can be with 220V civil power transformation AC14V transformer (T1) extremely, rectifier (D1), relay (K1), second processor (U2), the 3rd processor (U3) and peripheral circuit, rectifier (D1) is connected with the output terminal of transformer, after electric capacity (C1) filtering, be connected with relay (K1), the connection of relay (K1) rear end comprises second processor (U2), the AC14V voltage of transformer output is converted to respectively+12V and+feed circuit of 5V DC voltage, connect in the feed circuit rear end of+5V DC voltage and to comprise the 3rd processor (U3), + 5V DC voltage is converted to+feed circuit of the DC voltage of 3.3V.

In addition, in order to prevent also to comprise the backup battery charging circuit.

Description of drawings

Fig. 1 is an outside drawing of the present utility model.

Fig. 2 is an internal structural map of the present utility model.

Fig. 3, Fig. 4 are circuit theory diagrams of the present utility model.

Embodiment

Among Fig. 1,2,1. power switch, 2. primary power pilot lamp, 3. emergency power pack pilot lamp, 4. alarm lamp, 5. run indicator, 6.LCD alternating interface between man and computer 7. is provided with button, 8. data communication interface, 9. control interface, 10. primary power, 11. drive controlling plates, 12. acceleration transducer, 13. CPU (central processing unit), 14. back-up sources, 15. hummers.

Shown in Fig. 3,4, mainly comprise power circuit, three axial electron acceleration sensor U9, central processing unit U4, video-stream processor U7, display, external data interface circuit, comparison storage of processor U5, alarm parameters input media, warning circuit, reset switch S1 and S2 based on processor U10, more than each components and parts be connected with power circuit respectively.Also comprise the backup battery charging circuit.

Power circuit comprises can be with 220V civil power transformation AC14V transformer T1, rectifier D1, relay K 1, processor U2, processor U3 and peripheral circuit extremely, rectifier D1 is connected with the output terminal of transformer, after capacitor C 1 filtering, be connected with relay K 1, relay K 1 rear end connect comprise processor U2, the AC14V voltage of transformer output is converted to respectively+12V and+feed circuit of 5V DC voltage, connect in the feed circuit rear end of+5V DC voltage comprise processor U3, general+5V DC voltage is converted to+feed circuit of the DC voltage of 3.3V.

Electron acceleration sensor U9 advances processor U8 in fact by data and is connected with middle inner treater U4, the output terminal of central processing unit U4 is connected with video-stream processor U7, the output terminal of video-stream processor U7 connects display, the output terminal of central processing unit U4 also is connected with external data interface circuit based on processor U10, the output terminal of central processor U4, alarm parameters input media also are connected with comparison storage of processor U5 respectively, the output terminal of central processor U4 is connected with the feed circuit of warning circuit, and reset switch S1 is connected with the feed circuit of warning circuit with S2.

Primary power is by T1, D1, K1, U2 and peripheral composition the thereof, civil power 220V send D1 rectification through supply socket after transformer T1 is depressurized to AC14V, add to relay K 1 through capacitor C 1 filtering, the relay contact adhesive, connect primary power, provide 5V power supply through the U2 step-down for the monoblock circuit, this 5V voltage provides 3.3V voltage for circuit after the U3 step-down simultaneously.On the other hand, the charging control circuit formed by U1, Q1 simultaneously after step-down, rectification, filtering of civil power is backup battery BT1 charging.Behind mains failure, K1 primary power contact discharges, and the adhesive of reserve battery contact is for circuit provides power supply.

With U4 is the CPU (central processing unit) of core, receives the real time data of acceleration transducer U9 after by the U8 conversion and handles, and result is leaded up to U7 and delivered to SMC1602 liquid crystal display displays accekeration.Another road provides data by the data communication units that U10 forms for external data interface.Simultaneously, the accekeration that U4 gathered also is used for relatively being stored in U5, by the alarm parameters of user through S1, S2 setting, when reaching alarming threshold value, central processing unit sends the sound and light alarm signal, the control circuit control external unit of forming via U6 driving Q4, K2, Q5, K3 acts accordingly simultaneously, provide path by connecting J1-7 and J1-8 for the K1 coil until the user, the K4 adhesive, the triggering CPU (central processing unit) resets, or reset by pressing S1, S2 notice simultaneously, All Alerts cancellation, machine begins next circulation.

Claims

1, a kind of earthquake monitoring instrument, it is characterized in that comprising power circuit, the electron acceleration sensor, the 4th central processing unit (U4), video-stream processor (U7), display, external data interface circuit based on the tenth processor (U10), the 5th compares storage of processor (U5), the alarm parameters input media, warning circuit, first reset switch (S1) and second reset switch (S2), more than each components and parts be connected with power circuit respectively, the electron acceleration sensor advances processor (U8) in fact by the 8th data and is connected with the 4th central processing unit (U4), the output terminal of the 4th central processing unit (U4) is connected with video-stream processor (U7), the output terminal of video-stream processor (U7) connects display, the output terminal of the 4th central processing unit (U4) also is connected with external data interface circuit based on the tenth processor (U10), the output terminal of the 4th central processing unit (U4), the alarm parameters input media also is connected with the 5th comparison storage of processor (U5) respectively, the output terminal of the 4th central processing unit (U4) is connected with the feed circuit of warning circuit, and first reset switch (S1) is connected with the feed circuit of warning circuit with second reset switch (S2).

2,, it is characterized in that described electron acceleration sensor is three axial electron acceleration sensors (U9) according to the described earthquake monitoring instrument of claim 1.

3, according to the described earthquake monitoring instrument of claim 1, it is characterized in that described power circuit comprises can be with 220V civil power transformation AC14V transformer (T1) extremely, rectifier (D1), relay (K1), second processor (U2), the 3rd processor (U3) and peripheral circuit, rectifier (D1) is connected with the output terminal of transformer, after electric capacity (C1) filtering, be connected with relay (K1), the connection of relay (K1) rear end comprises second processor (U2), the AC14V voltage of transformer output is converted to respectively+12V and+feed circuit of 5V DC voltage, connect in the feed circuit rear end of+5V DC voltage and to comprise the 3rd processor (U3), + 5V DC voltage is converted to+feed circuit of the DC voltage of 3.3V.

4, according to the described earthquake monitoring instrument of claim 1, it is characterized in that also comprising the backup battery charging circuit.