CN201069600Y - Resettable differential temperature setting temperature sensing fire detector - Google Patents
Resettable differential temperature setting temperature sensing fire detector Download PDFInfo
- Publication number
- CN201069600Y CN201069600Y CNU2007200143994U CN200720014399U CN201069600Y CN 201069600 Y CN201069600 Y CN 201069600Y CN U2007200143994 U CNU2007200143994 U CN U2007200143994U CN 200720014399 U CN200720014399 U CN 200720014399U CN 201069600 Y CN201069600 Y CN 201069600Y
- Authority
- CN
- China
- Prior art keywords
- temperature
- constant temperature
- fire detector
- molded lines
- sensing fire
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000004020 conductor Substances 0.000 claims abstract description 22
- 229920003023 plastic Polymers 0.000 claims description 9
- 239000004033 plastic Substances 0.000 claims description 9
- 238000001125 extrusion Methods 0.000 claims description 7
- 238000009954 braiding Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 abstract description 4
- 239000000463 material Substances 0.000 abstract description 3
- 230000008901 benefit Effects 0.000 abstract description 2
- 210000000697 sensory organ Anatomy 0.000 abstract 4
- 230000036413 temperature sense Effects 0.000 abstract 4
- 230000002159 abnormal effect Effects 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- 230000008859 change Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000002547 anomalous effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Images
Landscapes
- Fire-Detection Mechanisms (AREA)
Abstract
The utility model discloses a detector, in particular relating to a resetting and fixed temperature line type heat fire detector, which has the structures as below: the detector comprises a signal decoder, a terminal processor and a temperature sensing cable connected between the signal decoder and the terminal processor; wherein, the temperature sensing cable has the structures that: two metal conductors are arranged in an internal lead and are connected with two temperature sense organs of different temperature characters in parallel and in sequence at the middle; the two temperature sense organs are a differential temperature sense organ and a fixed temperature sense organ, are distributed and in interlace arranged with each distance adjacently. The utility model has the advantages of low cost and simple processing technique and the temperature character will not be impacted by the variety performances of the materials, which is high in reliability and stability for product application; besides, the utility model can send alarm signals both for quick raising variety and abnormal variety exceeding set temperature.
Description
Technical field
The utility model relates to a kind of detector, particularly relates to a kind of different constant temperature molded lines sensing fire detector that resets.
Background technology
The line-type heat detector that can see all is to adopt the special plastics with temperature characterisitic to shape by extrusion process in the market, because its critical material-special plastics price with temperature characterisitic is higher, and processing technology is strict, causes the final product price costliness.At the temperature-sensitive aspect of performance, the electric property of general plastics all can wear out along with the time in addition, thereby this wearing out will have influence on the long-term stability in use that its temperature characterisitic influences its product.
The utility model content
The utility model is exactly in order to address the above problem, and provide a kind of different constant temperature molded lines sensing fire detector that resets, purpose is to reduce cost, simplified processing process, make its temperature characterisitic not be subjected to the changes in material performance impact, improve stability, reliability that product is used, it has differential temperature and two kinds of temperature anomaly warning functions of constant temperature.
In order to achieve the above object, the utility model is to realize like this, a kind of different constant temperature molded lines sensing fire detector that resets, it comprises decoding signals, terminal handler, be connected in the temperature sensing cable between decoding signals and the terminal handler, wherein the temperature sensing cable structure is as follows: be provided with two metallic conductors in inside conductor, the temperature-sensing element (device) of two middle two kinds of different temperatures characteristics that are being connected in parallel successively of metallic conductor, the temperature-sensing element (device) adjacent spaces arranged distribution of two kinds of different temperatures characteristics, a kind of in the temperature-sensing element (device) of two kinds of different temperatures characteristics is the differential temperature sensitive element, and another is the constant temperature sensitive element.
Described inside conductor is arranged in the oversheath.
Described oversheath is that plastics extrusion molding sheath, braiding structure sheath or plastics extrusion molding are at interior braiding structure sheath outside.
Described two metallic conductors are set in parallel in the inside conductor.
Described differential temperature sensitive element is a thermistor.
Described constant temperature sensitive element is made up of miniature temperature switch and resistance.
Distance between described adjacent two differential temperature sensitive elements is 5-100cm.
Distance between described adjacent two constant temperature sensitive elements is 5-100cm.
Advantage of the present utility model and effect are as follows:
The utility model cost is low, and processing technology is simple, and its temperature characterisitic is not subjected to the changes in material performance impact, improves stability, reliability that product is used.This detector has the warning output function of two kinds of different temperatures characteristics, be differential temperature warning function (correspondence is temperature-rise period fast) and constant temperature warning function (the fixed temperature value of corresponding setting transfinites), be highly suitable for needing to detect the fast temperature rising and reach ANOMALOUS VARIATIONS that surpasses design temperature and the application places that provides alerting signal, these two kinds of different alerting signals are applicable to that also some had both required alerting signal that the application places of fire extinguishing interlock control signal demand also will be arranged simultaneously.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is a circuit structure diagram of the present utility model.
Among the figure, 1, oversheath; 2, temperature-sensing element (device); 3, inside conductor; 4, metallic conductor.
Embodiment
Below in conjunction with accompanying drawing the utility model is described in further details, but protection domain of the present utility model is not limited by embodiment.
As depicted in figs. 1 and 2, the different constant temperature molded lines sensing fire detector that can reset, this detector mainly are made up of decoding signals, terminal handler, temperature sensing cable three parts that are connected between decoding signals and the terminal handler.The concrete structure of temperature sensing cable is as follows: be provided with two metallic conductors 4 in inside conductor 3, process for convenience and guarantee and do not connect between two metallic conductors 4, two metallic conductors 4 can be set in parallel in the inside conductor 3, the temperature-sensing element (device) 2 of two metallic conductor 4 middle two kinds of different temperatures characteristics that are being connected in parallel successively, the temperature-sensing element (device) 2 adjacent spaces arranged distribution of two kinds of different temperatures characteristics, a kind of in the temperature-sensing element (device) 2 of two kinds of different temperatures characteristics is the differential temperature sensitive element, another is the constant temperature sensitive element, and inside conductor 3 is arranged in the oversheath 1.
Above-mentioned differential temperature sensitive element is a thermistor; The constant temperature sensitive element is made up of miniature temperature switch and resistance; Distance between two adjacent differential temperature sensitive elements is 5-100cm; Distance between two adjacent constant temperature sensitive elements is 5-100cm; Oversheath 1 is that plastics extrusion molding sheath, braiding structure sheath or plastics extrusion molding are at interior braiding structure sheath outside.
Decoding signals is mainly used in exports corresponding alerting signal with the temperature-resistance change in resistance signal of temperature sensing cable self through its situation of change of detection after the electrical signal conversion and according to respective change.Temperature sensing cable itself is designed to have the corresponding rule variation characteristic of tangible temperature-resistance, is used to survey the scene temperature situation of change.When temperature raises fast, the differential temperature sensitive element of its connection response fast provides the differential temperature alerting signal, when temperature continues to be increased to setting alarm temperature value, temperature switch action in the constant temperature sensitive element, provide second temperature over-range alerting signal, these two kinds of alerting signals provide alerting signal after distinguishing by different resistance values and being detected by decoding signals.Terminal handler is used for the temperature sensing cable resistance is carried out Signal Matching, and provides that temperature sensing cable opens circuit, the fault detection signal of short circuit.
Claims (8)
1. different constant temperature molded lines sensing fire detector can reset, it comprises decoding signals, terminal handler, be connected in the temperature sensing cable between decoding signals and the terminal handler, it is characterized in that the temperature sensing cable structure is as follows: in inside conductor (3), be provided with two metallic conductors (4), the temperature-sensing element (device) (2) of the two kinds of different temperatures characteristics that are being connected in parallel successively in the middle of two metallic conductors (4), the temperature-sensing element (device) of two kinds of different temperatures characteristics (2) adjacent spaces arranged distribution, a kind of in the temperature-sensing element (device) of two kinds of different temperatures characteristics (2) is the differential temperature sensitive element, and another is the constant temperature sensitive element.
2. the different constant temperature molded lines sensing fire detector that resets according to claim 1 is characterized in that described inside conductor (3) is arranged in the oversheath (1).
3. the different constant temperature molded lines sensing fire detector that resets according to claim 1 is characterized in that described oversheath (1) is that plastics extrusion molding sheath, braiding structure sheath or plastics extrusion molding are at interior braiding structure sheath outside.
4. the different constant temperature molded lines sensing fire detector that resets according to claim 1 is characterized in that described two metallic conductors (4) are set in parallel in the inside conductor (3).
5. the different constant temperature molded lines sensing fire detector that resets according to claim 1 is characterized in that described differential temperature sensitive element is a thermistor.
6. the different constant temperature molded lines sensing fire detector that resets according to claim 1 is characterized in that described constant temperature sensitive element is made up of miniature temperature switch and resistance.
7. the different constant temperature molded lines sensing fire detector that resets according to claim 1 is characterized in that the distance between described adjacent two differential temperature sensitive elements is 5-100cm.
8. the different constant temperature molded lines sensing fire detector that resets according to claim 1 is characterized in that the distance between described adjacent two constant temperature sensitive elements is 5-100cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200143994U CN201069600Y (en) | 2007-09-04 | 2007-09-04 | Resettable differential temperature setting temperature sensing fire detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200143994U CN201069600Y (en) | 2007-09-04 | 2007-09-04 | Resettable differential temperature setting temperature sensing fire detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201069600Y true CN201069600Y (en) | 2008-06-04 |
Family
ID=39490989
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200143994U Expired - Fee Related CN201069600Y (en) | 2007-09-04 | 2007-09-04 | Resettable differential temperature setting temperature sensing fire detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201069600Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103198602A (en) * | 2012-03-06 | 2013-07-10 | 曾学义 | Line type temperature sensing fire detector and alarm method thereof |
| CN113521617A (en) * | 2021-06-09 | 2021-10-22 | 长沙市奇俊机电科技有限公司 | Control system and method for storage bin, terminal device and storage medium |
-
2007
- 2007-09-04 CN CNU2007200143994U patent/CN201069600Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103198602A (en) * | 2012-03-06 | 2013-07-10 | 曾学义 | Line type temperature sensing fire detector and alarm method thereof |
| CN113521617A (en) * | 2021-06-09 | 2021-10-22 | 长沙市奇俊机电科技有限公司 | Control system and method for storage bin, terminal device and storage medium |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201138504Y (en) | Parallel line type temperature-sensing fire disaster detector with discrete temperature sensing switch serially connected with resistor | |
| CN201069600Y (en) | Resettable differential temperature setting temperature sensing fire detector | |
| CN101251943A (en) | Series connecting fuse metal temperature-sensing circuit breaker type linear temperature-sensitive detector | |
| CN201117046Y (en) | Composite type simulation quantity line-type temperature-sensing fire hazard detector | |
| CN101216979A (en) | A restorable multistage alarming line style heat detector based on bimetal temperature switch | |
| CN101685570A (en) | Restorable linear heat detector of normally open type rate-of-rise and fixed temperature switches connected in parallel | |
| CN201069602Y (en) | Line temperature sensing fire detector based on resettable analog | |
| CN201262774Y (en) | Linetype heat detector for multi-loop sectional monitoring temperature-sensing electrical signal | |
| CN201203925Y (en) | Multifunctional liner temperature-sensing detector | |
| CN100446045C (en) | A non-recoverable linear temperature-sensitive detector and its circuit breaker alarm method | |
| CN202916947U (en) | Linear temperature sensing detector capable of detecting faults of parallel-connection bimetal temperature switches | |
| CN201489634U (en) | Combined recoverable line type temperature sensing detecting cable | |
| CN201069599Y (en) | Resettable multi-level alarming line temperature sensing fire detector | |
| CN2465256Y (en) | Recoverable linear temp.-sensing detector | |
| CN201069601Y (en) | Line temperature sensing fire detector based on resettable switch | |
| CN102214384B (en) | Line type temperature sensor of terminal with gas discharge tube | |
| CN205508047U (en) | Cable formula detector | |
| CN201083553Y (en) | Two-core structure switch signal, analog combined linear temperature-sensitive detector | |
| CN201489635U (en) | Compound restorable linear heat detection cable | |
| CN201084248Y (en) | A linear-type temperature sensing fire detector | |
| CN101149864A (en) | Double temperature alarming irrecoverable type line type temperature-sensing detector | |
| CN101685571A (en) | Restorable linear heat detector of normally open type rate-of-rise and fixed temperature switches connected in series | |
| CN106469495A (en) | A kind of compound fire alarm method and its line-type heat detector | |
| CN104198076A (en) | Multifunctional linear temperature sensor | |
| CN201117047Y (en) | Simulation quantity line-type temperature-sensing fire hazard detector |
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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080604 Termination date: 20160904 |