CN220508258U - Temperature measuring device of cable butt joint - Google Patents
Temperature measuring device of cable butt joint Download PDFInfo
- Publication number
- CN220508258U CN220508258U CN202322022225.4U CN202322022225U CN220508258U CN 220508258 U CN220508258 U CN 220508258U CN 202322022225 U CN202322022225 U CN 202322022225U CN 220508258 U CN220508258 U CN 220508258U
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- butt joint
- cable butt
- temperature sensor
- layer
- measuring device
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- 210000001503 joint Anatomy 0.000 title claims abstract description 48
- 239000010410 layer Substances 0.000 claims description 69
- 238000002955 isolation Methods 0.000 claims description 26
- 239000011241 protective layer Substances 0.000 claims description 24
- 238000009529 body temperature measurement Methods 0.000 abstract description 5
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 230000005540 biological transmission Effects 0.000 description 8
- 239000000463 material Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 239000004964 aerogel Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Landscapes
- Measuring Temperature Or Quantity Of Heat (AREA)
Abstract
The utility model discloses a temperature measuring device of a cable butt joint, which relates to the technical field of temperature measurement of electric power systems and comprises a temperature sensor, an upper part and a lower part which have the same structure, wherein the upper part and the lower part are movably connected together to form a sleeve which can be sleeved on the cable butt joint, and a cavity for the sealed placement of the temperature sensor is arranged in the sleeve. The sleeve is separated into an upper part and a lower part which are movably connected, the temperature measuring device is fixed on the outer side of the cable butt joint through the cooperation between the upper part and the lower part, the assembly and the disassembly are convenient, and the temperature sensor is arranged inside the sleeve, so that the cable butt joint can be isolated from the temperature sensor due to the over-high damage of the cable butt joint on one hand, and the influence of the environmental temperature on the temperature sensor can be isolated on the other hand.
Description
Technical Field
The utility model relates to the technical field of temperature measurement of power systems, in particular to a temperature measuring device of a cable butt joint.
Background
The power cable is a main channel for transmitting electric energy in cities, and the transmission distance of one cable is limited, so that a plurality of cables are generally required to be used for ensuring that a cable line is smooth to realize electric energy transmission, and two cables are generally connected together by adopting a cable butt joint. In the transmission process of the cable, a power transmission line fault is easy to occur, the power transmission line fault often causes the temperature of the cable to rise, and the temperature of the joint of the cable is higher generally, so that a temperature sensor is arranged at the joint of the cable in the prior art for monitoring the temperature of the cable. However, if the temperature sensor is directly installed outside the cable butt joint, when the temperature of the cable head is too high, the temperature sensor is easy to burn out together, the temperature measurement is inaccurate when the temperature sensor principle cable butt joint is installed, and the sizes of different cable joints are possibly inconsistent, so that the installation and the disassembly are inconvenient. Therefore, there is a need for a temperature sensing device that is protective and that can be easily removed and installed at a cable joint.
Disclosure of Invention
The utility model aims to provide a temperature measuring device of a cable butt joint, which is characterized in that a sleeve is separated into an upper part and a lower part which are movably connected, the temperature measuring device is fixed on the outer side of the cable butt joint through the cooperation between the upper part and the lower part, the assembly and the disassembly are convenient, and a temperature sensor is arranged in the sleeve, so that the damage of the temperature sensor caused by the overhigh temperature of the cable butt joint can be isolated, and the influence of the environmental temperature on the temperature sensor can be isolated.
On one hand, the utility model provides a temperature measuring device of a cable butt joint, which comprises a temperature sensor, an upper part and a lower part which are the same in structure, wherein the upper part and the lower part are movably connected together to form a sleeve which can be sleeved on the cable butt joint, and a cavity for the temperature sensor to be placed in a sealing way is arranged in the sleeve.
In order to facilitate the disassembly and assembly of the sleeve, the sleeve is arranged into an upper part and a lower part, one end of the upper part is movably connected with one end of the lower part, and the outer side wall of the other end of the upper part and the outer side wall of the other end of the lower part are respectively provided with a fastener which is matched with each other.
In one embodiment, the fastener comprises a plug and a plug sleeve which are matched with each other, the plug is arranged on the outer side wall of the port of the upper part, the plug sleeve is fixed on the outer side wall of the port of the lower part, and the plug is inserted into the plug sleeve.
Because the inner wall of sleeve and the material that the outer wall adopted are different, the inner wall needs to adopt heat conduction material to transmit the temperature of cable butt joint for temperature sensor, and outer inner wall needs to adopt heat preservation material, keeps apart outside temperature and can prevent the heat dissipation of heat conduction layer again, consequently, can set up the sleeve into the protective layer and the isolation layer that set gradually from inside to outside, and the protective layer cover is established on the cable butt joint, is provided with the cavity that is used for placing temperature sensor between protective layer and the isolation layer.
In order to realize the fastening connection between each layer, be provided with first annular groove at the inside wall of isolation layer, the protective layer sets up in first annular groove.
The inner side wall of the isolation layer is also provided with a cavity, the cavity is communicated with the first annular groove, the cavity is arranged above the first annular groove, and the temperature sensor is placed in the cavity.
The sleeve also comprises a waterproof layer, and the waterproof layer is sleeved on the isolation layer.
The inside wall of waterproof layer is provided with the second annular groove, and the isolation layer setting is in the second annular groove.
In order to realize data transmission of the temperature sensor and the external monitoring equipment, a first threading hole for threading a conducting wire is formed in the isolation layer, a second threading hole communicated with the first threading hole is formed in the waterproof layer, and the conducting wire penetrates through the first threading hole and the second threading hole to be electrically connected with the temperature sensor, so that data measured by the temperature sensor are transmitted.
The utility model has the beneficial effects that:
according to the temperature measuring device, the temperature sensor and the cable butt joint are separated by the protective layer, so that the temperature sensor is prevented from being damaged when the temperature of the cable butt joint is too high, the isolation layer is arranged, the measurement precision of the external temperature to the temperature sensor is isolated, in addition, the sleeve is divided into the upper part and the lower part, and the upper part and the lower part are movably connected together for the convenience of disassembling the whole temperature measuring device.
In the utility model, the layers of the sleeve are connected in a nested manner through the grooves, so that the layers are convenient to detach and connect, the waterproof layer is arranged on the outer side of the isolation layer, the waterproof layer has a waterproof effect, and the working reliability and the temperature measurement accuracy of the cable butt joint temperature measuring device are further improved.
Drawings
FIG. 1 is a schematic diagram of the whole structure of a temperature measuring device of a cable butt joint according to the present utility model;
FIG. 2 is a front view of a panel in one embodiment provided by the present utility model;
fig. 3 is a front view of a mounting plate according to an embodiment of the present utility model.
Reference numerals:
1-upper part, 2-lower part, 3-sleeve, 31-protective layer, 32-isolation layer, 33-waterproof layer, 4-temperature sensor, 5-fastener, 51-plug connector, 52-plug bush, 6-cable butt joint, 7-wire.
Detailed Description
The present utility model will be described in further detail with reference to examples and drawings, but embodiments of the present utility model are not limited thereto.
In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "first end", "second end", "inner", "outer", "front", "rear", "top", "bottom", etc., are directions or positional relationships based on those shown in the drawings, or directions or positional relationships in which the inventive product is conventionally put in use, are merely for convenience of describing the present utility model and for simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be construed as limiting the present utility model.
In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "configured," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Example 1
As shown in fig. 1-3, embodiment 1 provides a temperature measuring device for a cable butt joint, which comprises a temperature sensor 4, an upper part 1 and a lower part 2 with the same structure, wherein the upper part 1 and the lower part 2 are movably connected together to form a sleeve 3 which can be sleeved on the cable butt joint 6, and a cavity for the temperature sensor 4 to be placed in a sealing manner is arranged in the sleeve 3.
Because the inner wall and the outer wall of the sleeve 3 are made of different materials, the inner wall needs to adopt a heat conducting material to transmit the temperature of the cable butt joint 6 to the temperature sensor 4, the outer inner wall needs to adopt a heat insulating material to isolate the external temperature and prevent the heat of the heat conducting layer from being dissipated, as shown in fig. 3, the sleeve 3 can be provided with a protective layer 31 and an isolating layer 32 which are sequentially arranged from inside to outside (i.e. the upper part 1 and the lower part 2 respectively comprise the protective layer 31 and the isolating layer 32, the protective layer 31 of the upper part 1 and the protective layer 31 of the lower part 2 form an annular structure, the isolating layer 32 of the upper part 1 and the isolating layer 32 of the lower part 2 form an annular structure, which is equivalent to half-and-half division of the sleeve 3), the layers are nested and fixed, the protective layer 31 is sleeved on the cable butt joint 6, and a cavity for placing the temperature sensor 4 is arranged between the protective layer 31 and the isolating layer 32. It will be appreciated that cavities may be provided in the insulating layer 32 of one of the upper or lower parts 1, 2, or both may be provided, to measure the temperature on both sides of the cable butt joint 6, respectively. The protective layer 31 is made of a refractory material with good heat conduction performance, such as aluminum alloy, stainless steel or refractory composite material, and the isolation layer 32 is made of a heat insulation material, which may be heat insulation cotton, aerogel, heat insulation fiber or the like.
To achieve a secure connection between the layers, a first annular groove is provided in the inner side wall of the isolation layer 32, in which the protection layer 31 is arranged. The inner side wall of the isolation layer 32 is also provided with a cavity, which is communicated with the first annular groove, and is arranged above the first annular groove, and is closer to the side wall of the isolation layer 32 than the first annular groove, and the temperature sensor 4 is placed in the cavity. Like this temperature sensor 4 place in the cavity, after placing protective layer 31 in the first annular groove of isolation layer 32, protective layer 31 plays the effect of backup pad, restricts temperature sensor 4 in the cavity in the middle of protective layer 31 and isolation layer 32, has improved compactibility, and conveniently demolishs temperature sensor 4.
The isolation layer 32, the temperature sensor 4 and the protection layer 31 are prevented from being contacted by moisture in the environment, and the temperature measurement accuracy and the working reliability of the temperature sensor 4 are ensured. The sleeve 3 further comprises a waterproof layer 33, and the waterproof layer 33 is sleeved on the isolation layer 32. The waterproof layer 33 is made of a waterproof material. The inner side wall of the waterproof layer 33 is provided with a second annular groove, and the isolation layer 32 is provided in the second annular groove.
In order to realize data transmission between the temperature sensor 4 and the external monitoring device, a first threading hole for threading the conducting wire 7 is formed in the isolation layer 32, a second threading hole communicated with the first threading hole is formed in the waterproof layer 33, and the conducting wire 7 passes through the first threading hole and the second threading hole to be electrically connected with the temperature sensor 4 so as to transmit data measured by the temperature sensor 4.
In this embodiment, the waterproof layer 33 is the outermost layer of the sleeve 3, the radius is the largest, and the protective layer 31, the isolation layer 32 and the waterproof layer 33 are nested and connected, so that the installation among the layers is facilitated, but the whole temperature measuring device needs to be sleeved on the cable butt joint 6 one by one when being installed, so that in order to facilitate the assembly and disassembly of the whole sleeve 3, the sleeve 3 is provided with the upper part 1 and the lower part 2, one end of the upper part 1 is movably connected with one end of the lower part 2, and the outer side wall of the other end of the upper part 1 and the outer side wall of the other end of the lower part 2 are respectively provided with the mutually matched fastening pieces 5. The fastener 5 may include a socket 51 and a socket 52 which are matched with each other, the socket 51 is mounted on the outer side wall of the port of the upper member 1, the socket 52 is fixed on the outer side wall of the port of the lower member 2, and the socket 51 is inserted into the socket 52. Since the waterproof layer 33 is the outermost layer, it can be understood that the fastener 5 is provided on the outer side wall of the waterproof layer 33 of the upper and lower members 2.
For example, as shown in fig. 2, the above-mentioned fastening members 5 may be installed on both end sides of the upper and lower members 2, and both ends may be respectively fitted on the cable butt joint 6 by inserting the socket 51 into the socket 52, thereby fitting the sleeve 3 on the cable butt joint 6, and also facilitating the removal of the entire temperature measuring device from the cable butt joint 6, or one end of the upper member 1 may be rotatably connected to one end of the lower member 2, and the fastening members 5 may be provided only on the other end of the upper and lower members 2, and the sleeve 3 may be fitted on the cable butt joint 6 by adjusting only one side of the fastening members 5.
The application method of the utility model comprises the following steps: the upper part 2 and the lower part 2 are respectively placed on the upper side and the lower side of the cable butt joint 6, sleeved on the cable butt joint 6, then the fastener 5 on the outermost outer side wall of the upper part 2 and the lower part 2 is adjusted, specifically, the plug connector 51 on the outermost outer side wall of the upper part 1 is inserted into the plug sleeve 52 on the outermost outer side wall of the lower part 2, and the upper part 2 and the lower part 2 are sleeved on the cable butt joint 6 in a sleeve 3 mode, so that the temperature measuring device is installed.
Because the protection effect of protective layer 31 can protect temperature sensor 4 when cable butt joint 6 high temperature probably burns out temperature sensor 4, on the other hand, protective layer 31 still plays the heat conduction effect, transfer the heat on the cable butt joint 6 for install in the temperature sensor 4 of protective layer 31 top, the influence of ambient temperature to temperature sensor 4 can be avoided to isolation layer 32, in order to obtain temperature sensor 4's measuring result, for the external equipment demonstration, set up the first through wires hole that is used for wearing to establish wire 7 on isolation layer 32, be equipped with the second through wires hole with first through wires hole intercommunication on waterproof layer 33, wire 7 passes first through wires hole and second through wires hole and temperature sensor 4 electricity and is connected, monitor in the data transmission to external equipment that temperature sensor 4 measured.
The foregoing description of the preferred embodiment of the utility model is not intended to limit the utility model in any way, but rather to cover all modifications, equivalents, improvements and alternatives falling within the spirit and principles of the utility model.
Claims (9)
1. The utility model provides a temperature measuring device of cable butt joint, its characterized in that includes temperature sensor (4), the same upper part (1) of structure and lower part (2), upper part (1) and lower part (2) swing joint are in the same place and are formed sleeve (3) that can overlap and establish on cable butt joint (6), are provided with in sleeve (3) and supply temperature sensor (4) sealed cavity of placing.
2. The temperature measuring device of a cable butt joint according to claim 1, wherein one end of the upper component (1) is movably connected with one end of the lower component (2), and the outer side wall of the other end of the upper component (1) and the outer side wall of the other end of the lower component (2) are respectively provided with a fastener (5) which are mutually matched.
3. A device for measuring the temperature of a cable abutment according to claim 2, characterized in that the fastening means (5) comprise a spigot (51) and a socket (52) which are mutually fitted, the spigot (51) being mounted on the outer side wall of the port of the upper part (1), the socket (52) being fixed on the outer side wall of the port of the lower part (2), the spigot (51) being inserted into the socket (52).
4. The temperature measuring device of a cable butt joint according to claim 1, characterized in that the sleeve (3) comprises a protective layer (31) and an isolating layer (32) which are sequentially arranged from inside to outside, the protective layer (31) is sleeved on the cable butt joint (6), and a cavity for placing the temperature sensor (4) is arranged between the protective layer (31) and the isolating layer (32).
5. A temperature measuring device for a cable butt joint according to claim 4, characterized in that the inner side wall of the isolating layer (32) is provided with a first annular groove, and the protective layer (31) is arranged in the first annular groove.
6. The device according to claim 5, wherein the inner side wall of the isolation layer (32) is further provided with a cavity, the cavity is communicated with the first annular groove, the cavity is arranged above the first annular groove, and the temperature sensor (4) is arranged in the cavity.
7. The temperature measuring device of a cable butt joint according to claim 4, wherein the sleeve (3) further comprises a waterproof layer (33), and the waterproof layer (33) is sleeved on the isolation layer (32).
8. A temperature measuring device for a cable butt joint according to claim 7, characterized in that the inner side wall of the waterproof layer (33) is provided with a second annular groove, and the isolating layer (32) is arranged in the second annular groove.
9. The temperature measuring device of a cable butt joint according to claim 8, wherein a first threading hole for threading a wire (7) is formed in the isolation layer (32), a second threading hole communicated with the first threading hole is formed in the waterproof layer (33), and the wire (7) passes through the first threading hole and the second threading hole to be connected with the temperature sensor (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322022225.4U CN220508258U (en) | 2023-07-31 | 2023-07-31 | Temperature measuring device of cable butt joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322022225.4U CN220508258U (en) | 2023-07-31 | 2023-07-31 | Temperature measuring device of cable butt joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220508258U true CN220508258U (en) | 2024-02-20 |
Family
ID=89873198
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322022225.4U Active CN220508258U (en) | 2023-07-31 | 2023-07-31 | Temperature measuring device of cable butt joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220508258U (en) |
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2023
- 2023-07-31 CN CN202322022225.4U patent/CN220508258U/en active Active
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