CN201796452U - Electric fire disaster monitoring detector - Google Patents
Electric fire disaster monitoring detector Download PDFInfo
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- CN201796452U CN201796452U CN2010205147654U CN201020514765U CN201796452U CN 201796452 U CN201796452 U CN 201796452U CN 2010205147654 U CN2010205147654 U CN 2010205147654U CN 201020514765 U CN201020514765 U CN 201020514765U CN 201796452 U CN201796452 U CN 201796452U
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Abstract
The utility model discloses an electric fire disaster monitoring detector, which comprises a measurement and control unit and a signal detector, wherein a central processing unit, a detection signal input end, a bus signal access end, a sampling module, a decoding module, a coding module and a power module are arranged in the measurement and control unit. The electric fire disaster monitoring detector can be conveniently arranged on a bus in a hanging mode, on the one hand, the bus can provide working electric energy for the detector, and on the other hand, the bus can serve as a signal transmission line, thereby saving resources; and the bus type mounting method of the electric fire disaster monitoring detector is flexible and reliable, the quantity can be extended as required, so the electric fire disaster monitoring detector can meet system requirements in different scales, and is particularly suitable for constructing a large-scale electric fire disaster monitoring alarm system under the condition of meeting a requirement on low cost.
Description
Technical field
The utility model relates to a kind of detector, particularly a kind of detector for electric fire protection.
Background technology
Electric fire disaster monitoring warning system commonly used, form by host computer (monitoring host computer) and detector, and detector can be divided into the residual-current electrical fire monitoring alarm detector and the split type residual-current electrical fire monitoring alarm detector of integral type, this integral type and split type detector are not provided with independently processing unit, only has basic acquisition of signal function, utilize these detectors to make up the electric fire disaster monitoring warning system and need spend bigger cost, and cause the waste of resource, it also is not suitable for making up large-scale supervisory system.
Summary of the invention
For addressing the above problem, the utility model provides a kind of and is provided with flexibly, is applicable to the detector for electric fire protection that makes up low-cost extensive supervisory system.
The utility model is that the technical scheme that its problem of solution is adopted is:
Detector for electric fire protection, comprise measurement and control unit and signal sensor, be provided with central processing unit in the described measurement and control unit, the detection signal input end, sampling module, decoder module, coding module and power module, the output terminal of described signal sensor is connected with the detection signal input end, the detection signal input end is connected with central processing unit by sampling module, central processing unit is connected by the bus controller of coding module with the outside, one end of power module is connected with external power source or bus controller, the other end of power module respectively with central processing unit, decoder module links to each other.
Wherein, described signal sensor is current transformer, zero sequence current mutual inductor, temperature sensor or voltage sensor.
Further, described detection signal input end is the multi channel signals input end.
Further, be provided with alarm unit and hand-reset/noise reduction unit in the described measurement and control unit, described alarm unit is connected with central processing unit respectively with the input end of hand-reset/noise reduction unit.
Further, be provided with the control output end in the described measurement and control unit, described control output end is connected with central processing unit.
Further, described central processing unit is a single-chip microcomputer.
The beneficial effects of the utility model are: the utility model is provided with measurement and control unit, the signal that the sampling module of this measurement and control unit can detect signal sensor is sent into central processing unit and is handled after sampling, deliver to the bus signals incoming end after signal after central processing unit will be handled then is encoded, and through the bus controller transmission of bus to upper level, and handle through can directly sending into central processing unit behind the decoder module through the corresponding signal that bus hands down, utilize above-mentioned principle of work, detector of the present utility model can articulate easily and be installed on the bus, on the one hand, bus can provide working power to detector, on the other hand, bus can be used as signal transmssion line, thereby saving resource, the installation method flexibility and reliability of its bus type, quantity can be expanded as required, can satisfy the system requirements of different scales, is particularly suitable for satisfying the large-scale electric fire disaster monitoring warning system of structure under the requirement cheaply.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples:
Fig. 1 is the block diagram of system of the present utility model;
Fig. 2 is a connection diagram of utilizing the constructed a kind of embodiment of supervisory system of the utility model.
Embodiment
With reference to Fig. 1, detector for electric fire protection of the present utility model, comprise measurement and control unit 1 and signal sensor 2, be provided with central processing unit 3 in the described measurement and control unit 1, detection signal input end 4, sampling module 6, decoder module 7, coding module 8 and power module 9, wherein this central processing unit 3 preferably adopts single-chip microcomputers, the output terminal of described signal sensor 2 is connected with detection signal input end 4, detection signal input end 4 is connected with central processing unit 3 by sampling module 6, central processing unit 3 is connected by the bus controller of coding module 8 with the outside, one end of power module 9 is connected with external power source or bus controller, the other end of power module 9 respectively with central processing unit 3, decoder module 7 links to each other.Utilize the constructed supervisory system structure of the utility model with reference to Fig. 2, detector generally is articulated on two buses, this bus is a supply line, it is again the passage that information is transmitted, it uses the voltage of 18V-24V, measurement and control unit 1 obtains work capacity by bus controller or external power source on the one hand, carry out the signal transmission with bus on the other hand, wherein, the sampling module 6 of measurement and control unit 1 can be sent into central processing unit 3 with the signal that signal sensor 2 detects and handle after sampling, signal after central processing unit 3 will be handled then is encoded after bus transmits to bus controller, handles and can send into central processing unit 3 after the corresponding signal process decoding that bus hands down.
In order to realize different detecting functions, signal sensor 2 of the present utility model can be current transformer, zero sequence current mutual inductor, temperature sensor or voltage sensor, corresponding with it, measurement and control unit 1 can be designed to electric current test-and-control type, residual current test-and-control type, voltage test-and-control type, measurement and control of temperature type etc. according to the difference of function respectively, thereby makes products such as earth detector, current probe, voltage detector, hygrosensor, fire fighting detector respectively.Wherein, earth detector can be set the alarming value of different stage leakage current, and can select whether to have automatic dropout control function as required; The detectable current value of current probe, and optional inverse time lag or functions such as limit for tonnage protection or automatic dropout; The detectable magnitude of voltage of voltage detector can be provided with overvoltage/undervoltage and report to the police; Hygrosensor is set alarming value according to temperature; Fire fighting detector then can be formed among a small circle fire-fighting environmental monitorings with temperature-sensitive, probe such as sense cigarette etc.The correlation parameter of above-mentioned detector can utilize higher level's opertaing device to set, and in addition, detection signal input end 4 wherein generally is preferably the multi channel signals input end, makes detector to handle the multichannel detection signal.
Further, be provided with alarm unit 10 and hand-reset/noise reduction unit 11 in the described measurement and control unit 1, the input end of described alarm unit 10 and hand-reset/noise reduction unit 11 is connected with central processing unit 3 respectively, this alarm unit 10 is generally pilot lamp, hummer etc., in case detector detects fault-signal, pilot lamp, hummer work realize onsite alarming, the user operates 11 of this hand-resets/noise reduction unit can be so that detector resets, and eliminates relevant alerting signal.
In addition, in order to realize independently detecting monitoring function, be provided with control output end 12 in the described measurement and control unit 1, described control output end 12 is connected with central processing unit 3, the structures such as release member that this control output end 12 can be used to control above to be mentioned make the utility model can realize the control function of threading off automatically.
The utility model adopts reduced form design, function singleness, cost low, and the user can articulate fully on demand, and the supervisory system requirement that it can satisfy different scales is descended total cost.
Claims (6)
1. detector for electric fire protection, it is characterized in that comprising measurement and control unit (1) and signal sensor (2), be provided with central processing unit (3) in the described measurement and control unit (1), detection signal input end (4), sampling module (6), decoder module (7), coding module (8) and power module (9), the output terminal of described signal sensor (2) is connected with detection signal input end (4), detection signal input end (4) is connected with central processing unit (3) by sampling module (6), central processing unit (3) is connected by the bus controller of coding module (8) with the outside, one end of power module (9) is connected with external power source or bus controller, the other end of power module (9) respectively with central processing unit (3), decoder module (7) links to each other.
2. the signal sensor of band measurement and control unit according to claim 1 is characterized in that described signal sensor (2) is current transformer, zero sequence current mutual inductor, temperature sensor or voltage sensor.
3. the signal sensor of band measurement and control unit according to claim 1 is characterized in that described detection signal input end (4) is the multi channel signals input end.
4. the signal sensor of band measurement and control unit according to claim 1, it is characterized in that being provided with in the described measurement and control unit (1) alarm unit (10) and hand-reset/noise reduction unit (11), the input end of described alarm unit (10) and hand-reset/noise reduction unit (11) is connected with central processing unit (3) respectively.
5. the signal sensor of band measurement and control unit according to claim 1 is characterized in that being provided with in the described measurement and control unit (1) control output end (12), and described control output end (12) are connected with central processing unit (3).
6. the signal sensor of band measurement and control unit according to claim 1 is characterized in that described central processing unit (3) is a single-chip microcomputer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205147654U CN201796452U (en) | 2010-09-02 | 2010-09-02 | Electric fire disaster monitoring detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205147654U CN201796452U (en) | 2010-09-02 | 2010-09-02 | Electric fire disaster monitoring detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201796452U true CN201796452U (en) | 2011-04-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205147654U Expired - Fee Related CN201796452U (en) | 2010-09-02 | 2010-09-02 | Electric fire disaster monitoring detector |
Country Status (1)
| Country | Link |
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| CN (1) | CN201796452U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103065417A (en) * | 2011-10-20 | 2013-04-24 | 成都思茂科技有限公司 | Electrical fire monitor and detection device |
| WO2016115848A1 (en) * | 2015-01-23 | 2016-07-28 | 中兴通讯股份有限公司 | Electric energy metering terminal and electrical fire monitoring method |
-
2010
- 2010-09-02 CN CN2010205147654U patent/CN201796452U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103065417A (en) * | 2011-10-20 | 2013-04-24 | 成都思茂科技有限公司 | Electrical fire monitor and detection device |
| WO2016115848A1 (en) * | 2015-01-23 | 2016-07-28 | 中兴通讯股份有限公司 | Electric energy metering terminal and electrical fire monitoring method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: GUANGDONG NANGUAN ELECTRIC CO., LTD. Free format text: FORMER NAME: FOSHAN NANDIAN SWITCH CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: 528000 Guangdong Province Nanhai District of Foshan city streets Guicheng Pingzhou Pingxi Industrial Zone A block two Patentee after: GUANGDONG NANGUAN ELECTRICAL CO., LTD. Address before: 528000 Guangdong Province, Foshan City Hengda GUI LAN Lu Industrial Zone Q block No. 3 Patentee before: Foshan Nandian Switch Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110413 Termination date: 20150902 |
|
| EXPY | Termination of patent right or utility model |