CN210893468U - Cable terminal temperature detection tool - Google Patents
Cable terminal temperature detection tool Download PDFInfo
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- CN210893468U CN210893468U CN201921819391.4U CN201921819391U CN210893468U CN 210893468 U CN210893468 U CN 210893468U CN 201921819391 U CN201921819391 U CN 201921819391U CN 210893468 U CN210893468 U CN 210893468U
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Abstract
The utility model relates to a cable terminal temperature measurement technical field, more specifically relates to a cable terminal temperature detects instrument, including being used for connecting piece on the cable terminal, being used for the temperature sensing structure of discolouing of perception cable terminal temperature, the connecting piece is connected with temperature sensing structure of discolouing, it has the temperature to survey to show the device to peg graft on the temperature sensing structure of discolouing. The utility model is convenient to use, and the operation and maintenance personnel can judge the temperature of the easy-to-heat point in time, thereby playing the role of warning in advance; the daily work efficiency of patrolling can also be improved, fortune dimension personnel's intensity of labour is reduced, and the circuit power failure and the equipment trouble of taking place are prevented.
Description
Technical Field
The utility model relates to a cable terminal temperature measurement technical field, more specifically relates to a cable terminal temperature detects instrument.
Background
In the power system, 0.4kV distribution network lines are connected with equipment by cable terminals, wires are connected with the wires by a connection method or splicing tubes, the quantity of the equipment is large, and sites are scattered. The junction between cable terminal or the wire generates heat and can cause the broken string, low-voltage switch tripping operation for can have a power failure in certain extent, consequently fortune dimension personnel need regularly maintain the point that easily generates heat. The current daily patrol maintenance method for operation and maintenance personnel comprises the following steps: checking a cable terminal by naked eyes, checking whether the cable terminal is deformed or not, and checking whether an insulating layer at a connecting part between leads is melted and hardened or not; and then the measurement is carried out by an infrared radiation thermometer or an infrared thermal imager. However, the distribution network has long lines and numerous cable terminals, and if each point is measured by an infrared radiation thermometer or an infrared thermal imager one by one, a large amount of manpower, material resources and time are required to be invested.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defect of low efficiency of the current daily inspection, and provides a cable terminal temperature detection tool which is convenient to use, and operation and maintenance personnel can judge the temperature of an easily-heating point in time to play a role of warning in advance; the daily work efficiency of patrolling can also be improved, fortune dimension personnel's intensity of labour is reduced, and the circuit power failure and the equipment trouble of taking place are prevented.
In order to solve the technical problem, the utility model discloses a technical scheme is:
the utility model provides a cable terminal temperature detects instrument, including being used for connecting the connecting piece on the cable terminal, the temperature sensing discoloration structure that is used for perception cable terminal temperature, the connecting piece is connected with temperature sensing discoloration structure, it has the temperature to survey to show the device to peg graft on the temperature sensing discoloration structure.
The utility model relates to a cable terminal temperature detection tool, a connecting piece is used for connecting to a cable terminal, so that a temperature sensing discoloration structure connected with the connecting piece can be in close contact with the cable terminal, and an operation and maintenance person can intuitively obtain the temperature of the current cable terminal through the color change of the temperature sensing discoloration structure; the measuring end of the temperature measuring and displaying device is in contact with the cable terminal and can be used for measuring and displaying the temperature of the cable terminal, and the operation and maintenance personnel can also know the temperature of the cable terminal in time through the temperature measuring and displaying device.
In order to enable the temperature sensing color changing structure to effectively sense temperature and change color, the temperature sensing color changing structure comprises a substrate, and a temperature sensing color changing layer is arranged on one surface of the substrate, which is used for being in contact with the cable terminal.
In order to facilitate the operation and maintenance personnel to observe the color change of the substrate, the substrate is a transparent plate.
In order to enable the temperature sensing of the substrate to be more accurate, one surface of the substrate, which is used for being in contact with the cable terminal, is an arc-shaped surface.
In order to protect the temperature measuring and displaying device, the temperature sensing and color changing structure further comprises a shell for protecting the temperature measuring and displaying device, and the shell is connected with the substrate.
Specifically, the temperature measuring and displaying device comprises a temperature probe and a display screen electrically connected with the temperature probe.
In order to enable the measurement of the temperature probe to be more accurate, the measuring end of the temperature probe sequentially penetrates through the shell and the substrate, and then the measuring end is contacted with the cable terminal.
In order to facilitate the operation and maintenance personnel to check the temperature value of the cable terminal, the display screen is positioned on the shell.
Specifically, the connecting member is connected to the substrate.
Specifically, the connecting piece is a cable tie.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the setting of ribbon can be connected this detection instrument and cable terminal fast, improves work efficiency.
(2) The temperature sensing discoloring layer and the transparent plate are arranged, so that operation and maintenance personnel can intuitively obtain whether the temperature of the current cable terminal reaches the upper limit or not by observing the color change of the substrate.
(3) The temperature probe and the display screen are arranged, so that operation and maintenance personnel can timely know the temperature of the cable terminal through the temperature measuring and displaying device.
Drawings
Fig. 1 is the utility model relates to a cable terminal temperature detects instrument's schematic structure view.
Fig. 2 is a schematic structural view of another angle of the present invention.
Fig. 3 is a schematic view of the internal structure of the present invention.
The graphic symbols are illustrated as follows:
1-connecting piece, 11-binding tape, 2-temperature-sensitive color-changing structure, 21-substrate, 22-temperature-sensitive color-changing layer, 23-shell, 24-lug, 3-temperature measuring and displaying device, 31-temperature probe and 32-display screen.
Detailed Description
The present invention will be further described with reference to the following embodiments. Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; for a better understanding of the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if there are the terms "upper", "lower", "left", "right", etc. indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of the description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore the terms describing the positional relationship in the drawings are only for illustrative purposes and are not to be construed as limitations of the present patent, and those skilled in the art can understand the specific meanings of the terms according to specific situations.
Example 1
As shown in fig. 1 to fig. 3, the utility model relates to a cable terminal temperature detects first embodiment of instrument, including being used for connecting piece 1 on the cable terminal, being used for the temperature sensing discoloration structure 2 of perception cable terminal temperature, connecting piece 1 is connected with temperature sensing discoloration structure 2, and it has temperature to survey to show device 3 to peg graft on the temperature sensing discoloration structure 2, and the measurement end that temperature surveyed and shows device 3 contacts with the cable terminal.
The connecting piece 1 is used for being connected to a cable terminal, so that the temperature sensing discoloring structure 2 connected with the connecting piece 1 can be in close contact with the cable terminal, and an operation and maintenance worker can intuitively obtain the temperature of the current cable terminal through the color change of the temperature sensing discoloring structure 2; the temperature of the cable terminal at the position is measured and displayed by the temperature measuring and displaying device 3, and the operation and maintenance personnel can also know the temperature of the cable terminal in time through the temperature measuring and displaying device 3.
The thermochromic structure 2 includes a substrate 21, and a thermochromic layer 22 is provided on a surface of the substrate 21 which is in contact with the cable terminal. The arrangement of the substrate 21 and the thermochromic layer 22 enables the thermochromic structure 2 to effectively change color with temperature sensing.
The substrate 21 is a transparent acrylic plate. The transparent plate is arranged to facilitate the operation and maintenance personnel to observe the color change of the substrate 21. The surface of the substrate 21 contacting the cable terminals is an arc surface. The provision of the arc-shaped surface enables the temperature sensing of the substrate 21 to be more accurate. Specifically, as shown in fig. 2, the thermochromic layer in this embodiment is thermochromic powder, and is coated on the surface of the substrate 21; when the temperature of the cable terminal is less than 65 ℃, the temperature-sensitive color-changing powder is black, and the transparent plate can also display; when the temperature of the cable terminal reaches above 65 ℃, the temperature sensing color changing powder is changed from black to red, and the color changing powder can be displayed on the transparent plate, so that the temperature sensing color changing powder is convenient for operation and maintenance personnel to check.
The thermochromic structure 2 further includes a housing 23 for protecting the temperature display device 3, and the housing 23 is connected to the substrate 21. The provision of the housing 23 can be used to protect the temperature sensing and display device 3. Specifically, the temperature measurement and display device 3 includes a temperature probe 31 and a display screen 32 electrically connected to the temperature probe 31. The measuring end of the temperature probe 31 is sequentially passed through the housing 23 and the substrate 21 and then contacted with the cable terminal. This setting makes temperature probe 31's measurement can be more accurate, and makes casing 23 can play the connecting wire between effective protection temperature probe 31 and the display screen 32, prevents that fortune dimension personnel from bumping by mistake. As shown in fig. 1 to 3, in the present embodiment, one of the boards on the housing 23 is detachably disposed, so that the operation and maintenance personnel can conveniently check the internal wiring by opening the board. When the detection tool is mounted on the cable terminal, the substrate 21 is located between the cable terminal and the housing 23, so that the operation and maintenance personnel can more conveniently observe whether the thermochromic powder changes color, in this embodiment, the sectional area of the substrate 21 is larger than the area of the surface of the housing 23, which is in contact with the substrate 21, and the two ends of the substrate 21 protrude out of the housing 23, so that the observation is facilitated.
Wherein the display screen 32 is located on the housing 23. This setting can be convenient for the fortune dimension personnel to look over cable terminal's temperature numerical value. As shown in fig. 1 and 3, the display screen 32 is embedded in the housing 23 in this embodiment.
Specifically, the connector 1 is connected to the substrate 21. As shown in fig. 3, in the embodiment, the substrate 21 is further connected with a bump 24 for facilitating connection with the connector 1, the bump 24 is located on a surface not adjacent to the arc surface, and the bump 24 and the substrate 21 are integrally formed; the projection 24 is provided with a hole for the connection member 1 to pass through, and similarly, the housing 23 is provided with a hole for the connection member 1 to pass through.
In particular, the connecting element 1 is a tie 11. As shown in fig. 1 to 3, two straps 11 are provided in this embodiment. It should be noted that the ribbon may also be provided with three, four or more than three.
Example 2
The present embodiment is similar to embodiment 1, except that in the present embodiment, one end of the substrate 21 protrudes out of the shell 23, which is also convenient for the operation and maintenance personnel to observe whether the thermochromic layer 22 changes color.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. The utility model provides a cable terminal temperature detects instrument, its characterized in that, is including being used for connecting piece (1) on the cable terminal, temperature sensing discoloration structure (2) that are used for perception cable terminal temperature, connecting piece (1) is connected with temperature sensing discoloration structure (2), it has temperature to survey shows device (3) to peg graft on temperature sensing discoloration structure (2).
2. The tool for detecting the temperature of the cable terminal according to claim 1, wherein the thermochromic structure (2) comprises a substrate (21), and a thermochromic layer (22) is disposed on a surface of the substrate (21) for contacting the cable terminal.
3. The tool for detecting the temperature of an electrical cable termination according to claim 2, wherein the substrate (21) is a transparent plate.
4. The tool for detecting the temperature of a cable terminal according to claim 2, wherein the surface of the substrate (21) for contacting the cable terminal is an arc-shaped surface.
5. The tool for detecting the temperature of the cable terminal according to claim 2, wherein the thermochromic structure (2) further comprises a housing (23) for protecting the temperature display device (3), and the housing (23) is connected to the substrate (21).
6. The tool for detecting the temperature of the cable terminal according to claim 5, wherein the temperature detecting and displaying device (3) comprises a temperature probe (31) and a display screen (32) electrically connected with the temperature probe (31).
7. The tool for detecting the temperature of a cable terminal as claimed in claim 6, wherein the measuring end of the temperature probe (31) passes through the housing (23) and the substrate (21) in sequence.
8. Tool for detecting the temperature of an electrical cable termination according to claim 6, characterised in that the display screen (32) is located on the housing (23).
9. Tool for detecting the temperature of a cable termination according to claim 5, characterised in that the connection piece (1) is connected to a base plate (21).
10. A tool for detecting the temperature of a cable termination according to any one of claims 1 to 9, characterised in that the connecting piece (1) is a cable tie (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921819391.4U CN210893468U (en) | 2019-10-25 | 2019-10-25 | Cable terminal temperature detection tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921819391.4U CN210893468U (en) | 2019-10-25 | 2019-10-25 | Cable terminal temperature detection tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210893468U true CN210893468U (en) | 2020-06-30 |
Family
ID=71312914
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921819391.4U Active CN210893468U (en) | 2019-10-25 | 2019-10-25 | Cable terminal temperature detection tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210893468U (en) |
-
2019
- 2019-10-25 CN CN201921819391.4U patent/CN210893468U/en active Active
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