CN203620150U - Automatic feedback electric signal generator - Google Patents
Automatic feedback electric signal generator Download PDFInfo
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- CN203620150U CN203620150U CN201320619973.4U CN201320619973U CN203620150U CN 203620150 U CN203620150 U CN 203620150U CN 201320619973 U CN201320619973 U CN 201320619973U CN 203620150 U CN203620150 U CN 203620150U
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- electric signal
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- signal generator
- feedback
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Abstract
The utility model relates to an automatic feedback electric signal generator. The automatic feedback electric signal generator comprises a temperature control element, a permanent magnet, a compression spring, a copper coil, a rectifier diode, a metal protection cap, an automatic signal feedback device, a connection wire protection device and a decompression vibration-absorption cushion. The automatic feedback electric signal generator is characterized in that the automatic signal feedback device is made of magnetic materials; the automatic signal feedback device is a normally-open state at ordinary time and the magnet is used as a conductor to close the automatic signal feedback device when the magnet falls off. According to the automatic feedback electric signal generator, the temperature control element is a memory metal sheet made of a nickel-titanium alloy; the memory metal sheet can be arranged into different controllable temperatures. The utility model can provide the device which has a complete and reliable performance, can automatically control the temperature to trigger to generate an electric signal and can simultaneously and automatically send out a feedback signal. Meanwhile, the utility model provides a complete and reliable technical solution aiming at outer environment factors which can appear to influence the use effect of the device.
Description
Technical field
The utility model is a kind of automatic feedback electric signal generator that is applied to fire-fighting domain, is a kind of starting drive that can automatic temperature-controlledly trigger, automatically produces the signal of telecommunication, automatically sends feedback signal.
Background technology
Non-stored-pressure type automatic dry chemical extinguishing device is a kind of novel automatic fire extinguisher, it have applied widely, safe, fire extinguishing is efficient in time, to advantages such as environment have no effect.Its existing Starting mode is that temperature control circuit board take battery as power supply starts and mechanical type Starting mode take temperature-sensitive glass envelope or fusible alloy as temperature control element mostly, in front a kind of circuit board Starting mode, the service life of battery is greatly about about 3 years, need often to change battery and wiring board, therefore very inconvenient.And mechanical type Starting mode take temperature-sensitive glass envelope or fusible alloy as temperature control element can often occur temperature-sensitive glass envelope and fusible alloy because the reason of physical characteristic, the mode that can not trigger with machinery in time, delicately starts.Therefore the Starting mode of above several non-stored-pressure type automatic dry chemical extinguishing device is not very desirable Starting mode.
Summary of the invention
The utility model has well solved above problem.It is take memory metal sheet as temperature control element, has temperature precise control, starts feature rapidly, has simultaneously optimized in design the protection to temperature control element, can effectively prevent temperature control element because be corroded or collide and make the problem of whole failure of apparatus.This device can automatically produce feedback signal in producing the signal of telecommunication, for fear of the situation of feedback signal swinging cross, the startup contact of feedback signal has been installed additional to touch-proof device simultaneously.For the impact of the harmonic vibration that may occur, to the power source-spring of this device, carried out specially treated, and the base of whole device also installs crash roll additional.The purpose of this utility model is to provide a kind of fairly perfect reliable, automatic temperature-controlled triggering for generating signal of telecommunication of energy, can automatically send the device of feedback signal simultaneously.For the various external environment factors that affect device result of use that may occur, provided fairly perfect and reliable technical solution simultaneously.
The utility model automatic feedback electric signal generator, includes the part compositions such as temperature control element, permanent magnet, Compress Spring, copper coil, commutation diode, metal protective cap, automatic signal feedback device, line protective device, decompression crash roll.And the temperature control element in the utility model device is the memory metal sheet made by Nitinol, memory metal sheet be shaped as split ring.The controllable temperature of memory metal sheet can be arranged to different temperature according to client's requirement.Because memory metal sheet has temperature memory function, in the time that environment temperature meets or exceeds its design temperature, memory metal sector-meeting generation auto Deformation, thus whole device is started, and then produce the signal of telecommunication.
The utility model automatic feedback electric signal generator, its principle that produces the signal of telecommunication is according to Faradic electricity magnetic induction principle, when permanent magnet is in coil when rapid movement, the action that can produce magnet cutting magnetic line, thus can make the two ends of device coil produce the signal of telecommunication.The group of magnets that the cylinder-shaped magnet of two central hole that the permanent magnet in this device is connected for homopolarity forms, Gauss's amount of monolithic magnet must not be lower than 2000 Gausses.
The utility model automatic feedback electric signal generator, spring after compressing as power source, after spring-compressed, its elastic force must not be lower than 40N, can well guarantee like this action potential of spring in the time flicking, thereby reach, magnet is accelerated through magnetic induction coil, complete the object of the fly-cutting magnetic line of force.Common spring has bracing ring at two ends, with the stability of support spring, but while there is certain vibration frequency in the external world in this bracing ring, can make spring occur harmonic vibration, this harmonic vibration may make the spring error starting in this device, thereby make this failure of apparatus, so the two ends of the spring in this device do not have bracing ring, can reduce widely like this impact of extraneous harmonic vibration.
The utility model automatic feedback electric signal generator, after device starts, magnet, can product current signal in coil when the fly-cutting magnetic line of force, and this current signal has bi directional conductibility, so must add commutation diode in this device.This commutation diode plays the effect that makes circuit unilateal conduction, and what commutation diode adopted is Schottky diode, has unilateral conduction and voltage regulation result.
The utility model automatic feedback electric signal generator, in whole device, in the connection polarity of magnet, coil, the winding direction of copper cash, the polarity of diode must match each other, as occurred oppositely, can whole device current generated intensity and duration will great changes will take place.
In the utility model automatic feedback electric signal generator; memory metal sheet plays the effect of vital temperature detect switch (TDS); if and memory metal sheet is not taked to safeguard measure; just may be because of the effect of the shock of external force and collision; and memory metal sheet is out of shape; thereby can make memory metal sheet lose original effect, and then whole device all can lose efficacy.So will be covered with protective cap on the memory metal sheet that the Nitinol in device is made; can play like this effect of good protection memory metal sheet; and in order to make the memory metal sheet can the variation to environment temperature with the fastest speed perception; metal protective cap on Nitinol is the splendid red copper material of conductivity of heat; once environment temperature changes like this; can promptly this variation be passed to memory metal sheet by red copper protective cap, thereby make memory metal sheet be out of shape and to open fast.
In the utility model automatic feedback electric signal generator, automatic signal feedback device is to be made up of magnetic conductive material, is normally open at ordinary times, and in the time that magnet falls, it is closed that magnet makes it as conductor.This is a kind of design being skillfully constructed, and can play and open and close the effect of closing in the most stable and reliable physical connection mode, our experiments show that, this feedback device can be realized and transmit like clockwork the feedback signal that this device has started.
In the utility model automatic electric signal generator, add line protective device at the terminals of automatic signal feedback device, this line protective device coated outside has heat-shrinkable T bush simultaneously.Can play well like this effect that prevents that line false touch from touching, we find in practice, and it is the problem often there will be that line false touch is touched, and the electric signal generator that adds line protective device can fundamentally be stopped the generation that line false touch is touched.Simultaneously we add beam in the bottom of automatic signal feedback device, and the reason of doing like this and effect are in order to reduce external shock, this electric signal generator to be exerted an influence, thereby can make this electric signal generator more stable and work reliably.
In the utility model automatic feedback electric signal generator, the housing parts of whole device and coil rack part are made by high temperature resistant, shock proof nylon material.This is because whole device is to use in the environment of-50 ℃-200 ℃, if do not use resistant to elevated temperatures nylon material, the in the situation that of high temperature, may make whole device damage, the anticollision ability of nylon material is also good simultaneously, there is good toughness, so use nylon material is made shell and coil rack is a well selection.
Accompanying drawing explanation:
Fig. 1 is the structural representation of automatic feedback electric signal generator.
Fig. 2 is the signal feedback part schematic diagram of automatic feedback electric signal generator.
The specific embodiment:
Refer to shown in Fig. 1, the utility model includes protective cover 1, memory metal sheet 2, safety pin 3, ferrule 4, memory metal sheet card slot 5, little copper rod 6, little copper rod draw-in groove 7, spring 8, group of magnets 9, hold-down nut 10, shell 11, base 12, induction coil 13, coil case 14, coil rack 15, coil case upper cover plate 16, coil derivation line 17, commutation diode 18, signal terminal 19, wiring protection terminal 20, feedback signal group 21, feedback signal line end 22, line protection terminal 23, device beam 24.
Shown in Fig. 2 is the signal feedback part schematic diagram of the utility model electric signal generator, comprises following components: feedback signal group sheet 1, feedback signal terminals 2, feedback connection protection terminal 3.
As shown in Figure 1, product formally use install before for do not make device preserving or the process of transportation in there is mistake starting, safety pin 3 is housed, but product is when formally installing and using, safety pin 3 need to be removed to normally use of product like this.In the time that environment temperature reaches the temperature that memory metal sheet 2 sets, annular memory metal sheet 2 distortion that are arranged in memory metal sheet card slot 5 are opened, it is large that the diametral distance of the opening part of memory metal sheet becomes, at this moment the opening two ends of memory metal sheet 2 spin off from the draw-in groove 7 of little copper rod 6 upper ends, the spring 8 being arranged between the upper edge of group of magnets 9 and the lower edge of ferrule 4 is become the state flicking by the state compressing, after spring 8 flicks, the effect of elastic force makes group of magnets 9 promptly motion downwards, inner passage port from coil rack 15 passes, at this moment be wrapped in pure copper wire on coil rack and formed induction coil 13, group of magnets 9 is through the process of coil rack 15, the namely process of magnet cutting magnetic line, at this moment can derive line 17 and spread out of sensor current signal from the coil of induction coil 13 immediately, induced-current is because the unilateral conduction effect of commutation diode 18, make electric current divide both positive and negative polarity to flow out from signal terminal 19, at this moment wiring protection terminal 20 has played the effect of guard signal terminals 19, the two ends that can effectively prevent signal terminal 19 occur to touch by mistake, misconnection is touched.
As shown in Figure 2, when magnet is subject to the elastic force effect of spring, after being springed down, magnet is in cutting magnetic line, descending rapidly, the lower of magnet be encountered on two feedback signal group sheets 1 that are arranged in device pedestal very soon along meeting, at this moment magnet meeting horse back and the adhesive of two feedback signal group sheet phases, because the effect of magnet, two are semi-circular at common state, in the feedback signal group sheet 1 meeting horse back closure of open state, be equivalent in a switch closure, make the loop closure external by feedback signal terminals 2, simultaneously by mistake touching with touching when preventing feedback signal terminals generation wiring contacts, this device also adds feedback connection protection terminal 3.
This feedback function in this device plays very important effect, because the utility model device is to coordinate automatic dry chemical extinguishing device matching used, the utility model device is except producing the signal of telecommunication, make beyond the startup of automatic dry chemical extinguishing device, this feedback function can make external warning circuit closure, like this as long as this device one starts, just representing that automatic dry chemical extinguishing device has started, the signal that automatic dry chemical extinguishing device has been activated simultaneously, also feed back to rapidly extraneous alarm center by the closure of feedback device, higher level's main frame will identify automatic dry chemical extinguishing device at once and has been activated like this, play the effect of direct warning.
Claims (8)
1. an automatic feedback electric signal generator; comprise temperature control element, permanent magnet, Compress Spring, copper coil, commutation diode, metal protective cap, automatic signal feedback device, line protective device and decompression crash roll; it is characterized in that: automatic signal feedback device is made up of magnetic conductive material; be normally open at ordinary times; in the time that magnet falls, it is closed that magnet makes it as conductor.
2. electric signal generator according to claim 1, is characterized in that: temperature control element is the memory metal sheet made by Nitinol, memory metal sheet be shaped as split ring.
3. electric signal generator according to claim 1, is characterized in that: the group of magnets that the cylinder-shaped magnet of two central hole that permanent magnet is connected for homopolarity forms, Gauss's amount of monolithic magnet must not be lower than 2000 Gausses.
4. electric signal generator according to claim 1, it is characterized in that: as the Compress Spring of power source, elastic force must not be lower than 40N, and the two ends of this spring all do not have bracing ring, what in device, commutation diode adopted is Schottky diode, has unilateral conduction and voltage regulation result.
5. electric signal generator according to claim 1, it is characterized in that: in the connection polarity of magnet, coil, the winding direction of copper cash, the polarity of diode should match each other, as occurred oppositely, can whole device current generated intensity and duration will great changes will take place.
6. electric signal generator according to claim 1, is characterized in that: on the memory metal sheet of making at Nitinol, covered on protective cap, the metal protective cap on Nitinol is red copper material.
7. electric signal generator according to claim 1, is characterized in that: add line protective device at the terminals of automatic signal feedback device, this line protective device coated outside has heat-shrinkable T bush simultaneously.
8. electric signal generator according to claim 1, is characterized in that: the bottom at automatic signal feedback device adds beam, and the housing parts of whole device and coil rack part are made by high temperature resistant, shock proof nylon material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320619973.4U CN203620150U (en) | 2013-10-09 | 2013-10-09 | Automatic feedback electric signal generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320619973.4U CN203620150U (en) | 2013-10-09 | 2013-10-09 | Automatic feedback electric signal generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203620150U true CN203620150U (en) | 2014-06-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320619973.4U Expired - Fee Related CN203620150U (en) | 2013-10-09 | 2013-10-09 | Automatic feedback electric signal generator |
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| CN (1) | CN203620150U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109646837A (en) * | 2018-12-21 | 2019-04-19 | 武汉中成世纪系统工程有限公司孝感孝天路分公司 | A kind of empty quick-fried fire extinguishing ball of memorial alloy constraint extension |
| CN109827751A (en) * | 2019-03-01 | 2019-05-31 | 武汉精立电子技术有限公司 | A kind of mounting base hanging PG testing cassete and the display panel containing the PG testing cassete mounting base detect jig |
| CN112169234A (en) * | 2020-09-30 | 2021-01-05 | 卢博 | Wisdom is rotation type fire control shower nozzle for fire control |
-
2013
- 2013-10-09 CN CN201320619973.4U patent/CN203620150U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109646837A (en) * | 2018-12-21 | 2019-04-19 | 武汉中成世纪系统工程有限公司孝感孝天路分公司 | A kind of empty quick-fried fire extinguishing ball of memorial alloy constraint extension |
| CN109827751A (en) * | 2019-03-01 | 2019-05-31 | 武汉精立电子技术有限公司 | A kind of mounting base hanging PG testing cassete and the display panel containing the PG testing cassete mounting base detect jig |
| CN112169234A (en) * | 2020-09-30 | 2021-01-05 | 卢博 | Wisdom is rotation type fire control shower nozzle for fire control |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140604 Termination date: 20141009 |
|
| EXPY | Termination of patent right or utility model |