CN217133815U - Cable type temperature-sensing fire detector with site position display - Google Patents
Cable type temperature-sensing fire detector with site position display Download PDFInfo
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- CN217133815U CN217133815U CN202220781885.3U CN202220781885U CN217133815U CN 217133815 U CN217133815 U CN 217133815U CN 202220781885 U CN202220781885 U CN 202220781885U CN 217133815 U CN217133815 U CN 217133815U
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Abstract
The application relates to a cable type temperature-sensing fire detector with site position display, which is used for judging the specific position with overproof temperature and comprises a temperature-sensing cable, a signal processing unit and a terminal box; the signal processing unit and the terminal box are respectively connected to two ends of the temperature sensing cable; the temperature sensing cable comprises a power line, a signal line, a common grounding wire, an outer protective sleeve, a temperature measuring element and a light emitting element; the temperature measuring element is arranged among the power line, the signal line and the common grounding line, the light emitting element is arranged on the right side of the temperature measuring element, one end of the light emitting element is connected with the temperature measuring element, the other end of the light emitting element is connected with the common grounding line, and the light emitting element can display different color signals for alarming; the power line, the signal line, the common grounding wire, the temperature measuring element and the light-emitting element are wrapped by the outer protective sleeve, and the outer protective sleeve is a semitransparent wrapping tape. The outer protective sleeve of the temperature sensing cable is set to be a semitransparent wrapping tape, so that a signal displayed by a specific light-emitting element can be observed conveniently, the fault position can be accurately positioned, and the fault problem can be treated quickly.
Description
Technical Field
The application relates to the field of cable protection, in particular to a cable type temperature-sensing fire detector with a site position display function.
Background
The temperature-sensing fire detector is a fire early warning and monitoring device, is widely applied to the fields of electric power, petrifaction, cable tunnels, cable bridges and the like, and achieves the purpose of measuring temperature in a mode of monitoring spatial temperature field distribution, thereby achieving the effect of fire early warning.
In recent years, a cable type temperature-sensing fire detector is widely applied to protection of power and control cables, and can provide an extremely early prompt for changes of cable temperature. The traditional cable type temperature-sensing fire detector can only determine the position with the temperature exceeding the standard within the range of dozens of meters to one hundred meters, and is difficult to realize accurate judgment, so that the traditional cable type temperature-sensing fire detector can quickly early warn but cannot quickly deal with the temperature exceeding the standard.
SUMMERY OF THE UTILITY MODEL
In view of this, the application provides a cable type temperature sensing fire detector with site location display, which is provided with a semitransparent outer protective sleeve, so that a fault location can be quickly found according to a signal displayed by a light-emitting element, and maintenance personnel can be guided to quickly deal with the fault location.
According to one aspect of the application, a cable type temperature-sensing fire detector with a site position display function is provided, and comprises a temperature-sensing cable, a signal processing unit and a terminal box;
the signal processing unit and the terminal box are respectively connected to two ends of the temperature sensing cable;
the temperature sensing cable comprises a power line, a signal line, a common grounding wire, an outer protective sleeve, a temperature measuring element and a light emitting element;
the temperature measuring element is arranged among the power line, the signal line and the common grounding line, the light emitting element is arranged on the right side of the temperature measuring element, one end of the light emitting element is connected with the temperature measuring element, the other end of the light emitting element is connected with the common grounding line, and the light emitting element can display different color signals for alarming;
the power line, the signal line, the common grounding line, the temperature measuring element and the light-emitting element are all wrapped inside by the outer protective sleeve, and the outer protective sleeve is a semitransparent wrapping tape.
In a possible implementation manner, the number of the temperature measuring elements is multiple, and the temperature measuring elements are arranged at intervals along the length direction of the temperature sensing cable.
In a possible implementation mode, the distance between two adjacent temperature measuring elements is less than or equal to one meter.
In a possible implementation manner, the number of the light emitting elements is the same as that of the temperature measuring elements, and the light emitting elements and the temperature measuring elements correspond to each other one by one.
In one possible implementation, the power line, the signal line, and the common ground line are arranged in parallel.
In a possible implementation manner, the outer protective sleeve wraps the power line, the signal line, the common ground line, the temperature measuring element and the light emitting element from one end of the signal processing unit to one side of the terminal box.
In one possible implementation, the outer protective sleeve is parallel-wound along one side of the power line to one side of the common ground line at an inclined angle.
In a possible implementation manner, the common ground line, the signal line and the power line are respectively connected with the signal processing unit, and the signal processing unit sequentially processes the data collected by the temperature measuring element.
In one possible implementation manner, the signal line, the power line, and the common ground line are respectively connected to the terminal box, and the terminal box detects a line operating state.
The cable formula temperature sensing fire detector of on-spot position demonstration is taken to this application embodiment to the mode of parcel translucent outer protective sheath realizes real-time supervision cable temperature variation, shows trouble on-the-spot position according to specific light emitting component, solves traditional cable formula fire detector from this and can only confirm the trouble position within the scope of tens meters to a hectometer, the problem of the unable accurate fault position of confirming, thereby realizes reporting to the police fast and disposes.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate exemplary embodiments, features, and aspects of the application and, together with the description, serve to explain the principles of the application.
FIG. 1 is a schematic structural view of a cable-type temperature-sensitive fire detector with a site location display according to an embodiment of the present application;
Detailed Description
Various exemplary embodiments, features and aspects of the present application will be described in detail below with reference to the accompanying drawings. In the drawings, like reference numbers can indicate functionally identical or similar elements. While the various aspects of the embodiments are presented in drawings, the drawings are not necessarily drawn to scale unless specifically indicated.
It will be understood, however, that the terms "central," "longitudinal," "lateral," "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the present application or for simplicity of description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be considered limiting of the present application.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.
The word "exemplary" is used exclusively herein to mean "serving as an example, embodiment, or illustration. Any embodiment described herein as "exemplary" is not necessarily to be construed as preferred or advantageous over other embodiments.
Furthermore, in the following detailed description, numerous specific details are set forth in order to provide a better understanding of the present application. It will be understood by those skilled in the art that the present application may be practiced without some of these specific details. In some instances, methods, means, elements and circuits that are well known to those skilled in the art have not been described in detail so as not to obscure the present application.
Fig. 1 is a schematic structural diagram of a cable-type temperature-sensitive fire detector with a field position display according to an embodiment of the present invention, and as shown in fig. 1, the cable-type temperature-sensitive fire detector with a field position display, for judging a position with an excessive temperature, includes a temperature-sensitive cable 100, a signal processing unit 200, and a terminal box 300; the signal processing unit 200 and the terminal box 300 are respectively connected to both ends of the temperature sensing cable 100; the temperature-sensitive cable 100 includes a power line 120, a signal line 110, a common ground line 130, an outer protective sheath 160, a temperature-measuring element 140 and a light-emitting element 150; the temperature measuring element 140 is arranged among the power line 120, the signal line 110 and the common grounding line 130, the light emitting element 150 is arranged on the right side of the temperature measuring element 140, one end of the light emitting element 150 is connected with the temperature measuring element 140, the other end of the light emitting element 150 is connected with the common grounding line 130, the light emitting element 150 can display different color signals to alarm, the power line 120, the signal line 110, the common grounding line 130, the temperature measuring element 140 and the light emitting element 150 are all wrapped inside by the outer protective sleeve 160, and the outer protective sleeve 160 is a semitransparent wrapping tape.
Therefore, the cable-type temperature-sensitive fire detector with the on-site position display according to the embodiment of the present application is composed of the temperature-sensitive cable 100, the signal processing unit 200 and the terminal box 300, wherein the temperature-sensitive cable 100 is composed of three wires, namely, a power line 120, a signal line 110 and a common ground line 130, the temperature-sensitive element 140 is respectively connected with the three wires, namely, the power line 120, the signal line 110 and the common ground line 130, the light-emitting element 150 is connected with the temperature-sensitive element 140, and the outer protective sleeve 160 is a semitransparent outer protective sleeve. Specifically, the temperature sensing cable 100 has a plurality of fault problems, such as short circuit fault, open circuit fault, power failure fault, etc., and the color and mode of the display of the light emitting element are different under different faults, and the specific light emitting mode includes a flashing or normally-on display signal, when the data of the temperature measuring element 140 collected by the signal processing unit 200 is displayed abnormally, i.e., the light emitting element 150 is driven to display different colors according to different collected data, and the translucent outer protective sheath 160 can reflect the flashing condition of the light emitting element 150 in real time, thereby determining a specific indication alarm point or fault position. Through setting up outer protective sheath 160 to translucent mode, guide the maintenance personal rapidly and judge the alarm position accurately to in time handle the trouble.
In one possible implementation, the temperature measuring element 140 is provided in a plurality, and is spaced along the power line 120, the signal line 110 and the common ground line 130. Here, it should be noted that the plurality of temperature measurement elements 140 are disposed inside the temperature sensing cable 100 to divide the entire cable into parts, and the plurality of temperature measurement elements 140 form one temperature measurement line to narrow the fault determination range, which is beneficial to rapid disposal.
In one possible implementation, the spacing between the plurality of temperature sensing elements 140 is less than or equal to one meter. Specifically, the distance between two adjacent temperature measuring elements 140 is limited to be less than or equal to one meter, so that the defect that the conventional fire detector can only determine the fault range between dozens of meters and one hundred meters is overcome, and the fault position is quickly guided.
In one possible implementation, the number of light emitting elements 150 is the same as the number of temperature measuring elements 140, and there is a one-to-one correspondence. Each temperature measuring element 140 in the temperature sensing cable 100 corresponds to a different light emitting element, the number of the light emitting elements 150 is set to be the same as that of the temperature measuring elements 140, a specific fault position can be determined through the different light emitting elements 150, and meanwhile, since the distance between the temperature measuring elements 140 is less than or equal to one meter, the fault position can be directly determined through the site light emitting position, so that rapid treatment is facilitated.
In one possible implementation, the power line 120, the signal line 110 and the common ground line 130 are arranged in parallel.
In one possible implementation, the outer protective sheath 160 wraps the power line 120, the signal line 110, the common ground line 130, the temperature measuring element 140 and the light emitting element 150 from one end of the signal processing unit 200 to one end of the terminal box 300. Specifically, the translucent outer protective sheath 160 wraps around the internal components of the temperature sensing cable 100, so as to protect the internal components and visually reflect the specific fault location.
In one possible implementation, the outer protective sheath 160 is wrapped in parallel along the power line 120 side at an oblique angle to the common ground line 130 side. Here, the outer protective sheath 160 is a translucent wrapping tape, which is wound in a parallel manner at a certain inclination angle, and can completely wrap the signal line 110, the power line 120, the common ground line 130, the temperature measuring element 140 and the light emitting element 150 inside the temperature sensing cable 100, thereby protecting the respective elements from use.
In one possible implementation, the common ground line 130, the signal line 110, and the power line 120 are respectively connected to a signal processing unit 200, and the signal processing unit 200 sequentially processes the data collected by the temperature measuring element 140. Here, each temperature measuring element 140 is connected to the signal processing unit 200 by being connected to the common ground line 130, the signal line 110, and the power supply line 120. The signal processing unit 200 processes the collected data in sequence for each temperature measuring element 140 to realize the functions of constant temperature alarm, differential constant temperature alarm, and alarm of short circuit fault, open circuit fault, and power failure, and drives the corresponding light emitting element 150 to indicate an alarm point or a fault position when the above functions are completed, thereby helping to judge accurate guidance.
In one possible implementation, the signal line 110, the power line 120, and the common ground line 130 are connected to a terminal enclosure 300, respectively, and the terminal enclosure 300 detects the line operating state. Here, it should be noted that the terminal box 300 is provided to detect whether the line is operating normally, for example, whether there is a line break, assist in determining whether there is a short circuit in the line, and substantially identify the end point of the detection loop, thereby ensuring the normal operating state of the line itself.
To sum up, in the protection of the power and control cable, the cable type temperature-sensing fire detector is used to achieve the purpose of rapid alarm, and the cable type temperature-sensing fire detector with the on-site position display is composed of a temperature-sensing cable 100, a signal processing unit 200 and a terminal box 300 which are respectively connected to two ends of the temperature-sensing cable 100, wherein the temperature-sensing cable 100 is composed of three wires, namely a power line 120, a signal line 110 and a common ground wire 130, and the three wires are arranged in parallel. Meanwhile, a plurality of temperature measuring elements 140 are respectively connected with the power line 120, the signal line 110 and the common grounding line 130, the plurality of temperature measuring elements 140 form a temperature measuring line, each temperature measuring element 140 is correspondingly connected with a light emitting element 150, the signal processing unit 200 sequentially processes data collected by the temperature measuring elements 140, and the alarm functions of different fault problems such as constant temperature alarm, differential temperature alarm, short circuit fault, open circuit fault and the like are realized, when the above functions are completed, the light emitting element 150 corresponding to the specific temperature measuring element 140 is driven, the light emitting element 150 can display different colors and different flashing modes according to different failure problems, the translucent outer protective sheath 160 can directly indicate specific alarm points and failure positions, meanwhile, the distance between the temperature measuring elements 140 is less than or equal to one meter, so that maintenance personnel can determine the specific position more conveniently, the rapid disposal is realized, and the repeated use is realized.
Having described embodiments of the present application, the foregoing description is intended to be exemplary, not exhaustive, and not limited to the disclosed embodiments. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments. The terminology used herein is chosen in order to best explain the principles of the embodiments, the practical application, or improvements made to the technology in the marketplace, or to enable others of ordinary skill in the art to understand the embodiments disclosed herein.
Claims (9)
1. A cable type temperature-sensing fire detector with site position display is used for judging the specific position with over-standard temperature and is characterized by comprising a temperature-sensing cable, a signal processing unit and a terminal box;
the signal processing unit and the terminal box are respectively connected to two ends of the temperature sensing cable;
the temperature sensing cable comprises a power line, a signal line, a common grounding wire, an outer protective sleeve, a temperature measuring element and a light emitting element;
the temperature measuring element is arranged among the power line, the signal line and the common grounding line, the light emitting element is arranged on the right side of the temperature measuring element, one end of the light emitting element is connected with the temperature measuring element, the other end of the light emitting element is connected with the common grounding line, and the light emitting element can display different color signals for alarming;
the power line, the signal line, the common grounding line, the temperature measuring element and the light-emitting element are all wrapped inside by the outer protective sleeve, and the outer protective sleeve is a semitransparent wrapping tape.
2. The cable-type temperature-sensitive fire detector with a site location display of claim 1, wherein the temperature-sensing elements are provided in plural numbers and are spaced apart along a length direction of the temperature-sensing cable.
3. The cable-type temperature-sensitive fire detector with a site location display of claim 2, wherein a distance between two adjacent temperature-measuring elements is less than or equal to one meter.
4. The cable-type temperature-sensitive fire detector with a site location display of claim 2, wherein the number of the light-emitting elements is the same as the number of the temperature-measuring elements, and the light-emitting elements and the temperature-measuring elements are in one-to-one correspondence.
5. The cable-type temperature-sensitive fire detector with a site location display of claim 1, wherein the power line, the signal line and the common ground line are arranged in parallel.
6. The cable-type thermal fire detector with site location display of claim 1, wherein the outer protective sheath wraps around the power line, the signal line, the common ground line, the temperature measuring element and the light emitting element from one end of the signal processing unit to one end of the terminal box.
7. The cable-type temperature-sensitive fire detector with a site location display of claim 6, wherein the outer protective sheath is wound in parallel along a side of the power line toward a side of the common ground line at an inclined angle.
8. The cable-type temperature-sensitive fire detector with a site location display of claim 1, wherein the common ground wire, the signal wire and the power wire are respectively connected to the signal processing unit, and the signal processing unit sequentially processes the data collected by the temperature measuring element.
9. The cable-type temperature-sensitive fire detector with a site location display of claim 1, wherein the signal line, the power line and the common ground line are respectively connected to the terminal box, and the terminal box detects a line operating state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220781885.3U CN217133815U (en) | 2022-04-06 | 2022-04-06 | Cable type temperature-sensing fire detector with site position display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220781885.3U CN217133815U (en) | 2022-04-06 | 2022-04-06 | Cable type temperature-sensing fire detector with site position display |
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| Publication Number | Publication Date |
|---|---|
| CN217133815U true CN217133815U (en) | 2022-08-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220781885.3U Active CN217133815U (en) | 2022-04-06 | 2022-04-06 | Cable type temperature-sensing fire detector with site position display |
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| CN (1) | CN217133815U (en) |
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- 2022-04-06 CN CN202220781885.3U patent/CN217133815U/en active Active
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