CN218411492U - Cable joint temperature warning device - Google Patents
Cable joint temperature warning device Download PDFInfo
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- CN218411492U CN218411492U CN202222780286.2U CN202222780286U CN218411492U CN 218411492 U CN218411492 U CN 218411492U CN 202222780286 U CN202222780286 U CN 202222780286U CN 218411492 U CN218411492 U CN 218411492U
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- power supply
- lamp ring
- circuit module
- upper shell
- cable joint
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Abstract
A temperature warning device for a cable joint comprises an upper shell and a lower shell which are hinged, wherein a detection base is arranged on the upper shell, a circuit module is arranged in the detection base, a single chip microcomputer is arranged on the circuit module, the bottom of the circuit module is connected with a temperature measuring module, and a through hole for the temperature measuring module to be embedded is formed in the side wall of the upper shell; the utility model provides a cable joint temperature warning device, this device mountable are in cable joint department, through the different demonstration cable joint temperature range of the lamp ring colour on the device, and the personnel of being convenient for patrol and examine in time discover the cable joint that the temperature is too high.
Description
Technical Field
The utility model relates to a cable joint temperature measurement technical field, especially a cable joint temperature warning device.
Background
The power cable plays an important role in power transmission of a power system, and generally has a standard length when being shipped from a factory, but the length of the power cable used on site is indefinite, so that the required cable size needs to be manufactured according to the length on site during construction, joints cannot be avoided in the cable connection, cable joints manufactured on site become weak places of the whole power cable, cable fire caused by cable joint overheating can occur due to the joints, and the operating temperature of the cable joints is strictly regulated in China. The cable joint of long-term operation can accumulate certain heat along with the time, it needs to carry temperature measurement equipment in addition to inspect whether normal to patrol and examine the in-process, has brought a lot of inconveniences for the personnel of patrolling and examining like this, utilizes cable joint temperature warning device can audio-visual understanding cable joint temperature whether be in reasonable within range, surpasss the temperature range and in time sends reputation warning and reports to the police, helps field personnel in time to take measures to reduce cable joint temperature and reduces the cable conflagration emergence that causes when untimely because of the too high processing of temperature.
Disclosure of Invention
The utility model aims to solve the technical problem that a cable joint temperature warning device is provided, whether the temperature that can effectively utilize cable joint temperature warning device to patrol cable joint exceeds the settlement scope, avoids the cable joint high temperature and arouses the cable conflagration to take place.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: a cable joint temperature warning device comprises an upper shell and a lower shell which are hinged, wherein a detection base is arranged on the upper shell, a circuit module is arranged in the detection base, a single chip microcomputer is arranged on the circuit module, the bottom of the circuit module is connected with a temperature measuring module, and a through hole for the temperature measuring module to be embedded is formed in the side wall of the upper shell;
the bottom of the circuit module is connected with the circuit module, a battery slot is arranged at the bottom of the lower shell, a battery is placed in the battery slot, the circuit module is connected with an upper battery power supply line, the battery is connected with a lower battery power supply line, the upper battery power supply line and the lower battery power supply line are respectively embedded in the upper shell and the lower shell, a power supply connecting socket and a power supply connecting plug are respectively arranged at the end parts of the upper battery power supply line and the lower battery power supply line, the power supply connecting socket and the power supply connecting plug are positioned at the opening and closing ends of the upper shell and the lower shell, and the power supply connecting socket and the power supply connecting plug are plugged together after the upper shell and the lower shell are closed.
Preferably, the both sides of circuit module are equipped with the power supply line, and the end connection of power supply line has power supply connector, and the power supply line is buried underground in the upper casing, and power supply connector locates in the power supply slot at upper casing both ends.
Preferably, the power supply device further comprises a CT power supply device, wherein a CT plug is arranged on the CT power supply device and is used for being connected with the power supply connector.
Preferably, lamp grooves are formed in two ends of the upper shell and the lower shell, lamp rings are installed in the lamp grooves, the lamp rings are of an open type hinged structure, and lamp ring connecting plugs and lamp ring connecting sockets which are matched with each other are arranged at the opening and closing ends of the lamp rings;
and lamp ring power transmission lines are also arranged on two sides of the circuit module, a lamp ring power supply connector is arranged at the end part of the lamp ring power transmission line, the lamp ring power transmission line is embedded in the upper shell, the lamp ring power supply connector is arranged in a lamp ring power supply groove in the lamp groove, and a power supply interface matched with the lamp ring power supply connector is arranged on the inner side of the lamp ring.
Preferably, the top of the circuit module is connected with an operation panel, a buzzer and a button are arranged on the operation panel, and the buzzer and the button are connected with the single chip microcomputer.
Preferably, the opening and closing ends of the upper shell and the lower shell are provided with locking devices.
The utility model provides a cable joint temperature warning device, this device mountable show cable joint temperature range through the difference of the lamp ring colour on the device in cable joint department, and the personnel of being convenient for patrol and examine in time discover the cable joint that the temperature is too high.
Drawings
The invention will be further explained with reference to the following figures and examples:
fig. 1 is a schematic exploded view of the present invention;
fig. 2 is an exploded bottom view of the present invention;
FIG. 3 is a schematic diagram of the internal circuitry of the present invention;
FIG. 4 is a schematic view of the structure of the present invention connected to a CT power supply device;
FIG. 5 is a schematic structural view of the upper and lower casings of the present invention after being opened;
FIG. 6 is a schematic view of the lamp ring of the present invention;
FIG. 7 is a circuit diagram of the control and alarm circuit of the present invention;
fig. 8 is a power supply circuit diagram of the present invention.
Detailed Description
As shown in fig. 1-3, a cable joint temperature warning device comprises an upper casing 1 and a lower casing 2 which are hinged, wherein a detection base 3 is arranged on the upper casing 1, a circuit module 4 is arranged in the detection base 3, a single chip microcomputer is arranged on the circuit module 4, the bottom of the circuit module 4 is connected with a temperature measurement module 5, and a through hole 6 for embedding the temperature measurement module 5 is arranged on the side wall of the upper casing 1;
the bottom of the circuit module 4 is connected with the circuit module 7, the bottom of the lower shell 2 is provided with a battery slot 8, a battery 9 is placed in the battery slot 8, the circuit module 7 is connected with an upper battery power supply line 10, the battery 9 is connected with a lower battery power supply line 11, the upper battery power supply line 10 and the lower battery power supply line 11 are respectively embedded in the upper shell 1 and the lower shell 2, the end parts of the upper battery power supply line 10 and the lower battery power supply line 11 are respectively provided with a power supply connection socket 12 and a power supply connection plug 13, the power supply connection socket 12 and the power supply connection plug 13 are positioned at the opening and closing ends of the upper shell 1 and the lower shell 2, and the power supply connection socket 12 and the power supply connection plug 13 are inserted together after the upper shell 1 and the lower shell 2 are closed.
Preferably, power supply lines 14 are arranged on two sides of the line module 7, a power supply connector 15 is connected to an end of each power supply line 14, the power supply lines 14 are embedded in the upper casing 1, and the power supply connectors 15 are arranged in power supply slots 16 at two ends of the upper casing 1.
Preferably, as shown in fig. 4, the power supply device further includes a CT power supply device 17, a CT plug 18 is disposed on the CT power supply device 17, and the CT plug 18 is used for connecting with the power supply connector 15.
Preferably, as shown in fig. 5 and 6, lamp grooves 19 are formed at two ends of the upper housing 1 and the lower housing 2, a lamp ring 20 is installed in the lamp groove 19, the lamp ring 20 is an open-type hinge structure, and a lamp ring connecting plug 21 and a lamp ring connecting socket 22 which are matched with each other are formed at an open-close end of the lamp ring 20;
lamp ring power feeding lines 23 are further arranged on two sides of the circuit module 7, a lamp ring power supply connector 24 is arranged at the end of the lamp ring power feeding line 23, the lamp ring power feeding line 23 is embedded in the upper shell 1, the lamp ring power supply connector 24 is arranged in a lamp ring power supply groove 25 in the lamp groove 19, and a power supply interface matched with the lamp ring power supply connector 24 is arranged on the inner side of the lamp ring 20.
As shown in fig. 7, the temperature of the cable connector is collected by a temperature detection sensor DS18B20 and then sent to a single chip microcomputer controller for processing, when the temperature is high and the lower limit is set, an output lamp D11 is turned on in yellow (i.e., a lamp ring is turned on in yellow), and a buzzer sounds an alarm every 1 second; when the temperature is high and the upper limit is set, the red light of the output lamp D12 is on (namely, the red light of the other lamp ring is on), and meanwhile, the buzzer continuously gives out alarm sound; the temperature setting lower limit of the button S2 is reduced, the temperature setting upper limit of the button S3 is increased, the temperature lower limit alarm output value can be adjusted through the button S2 and the temperature upper limit alarm output value can be adjusted through the button S3 according to different environmental conditions and different cable specifications on site; the lower temperature limit alarm value and the upper temperature limit alarm value of the device factory program are set to be 70 ℃ and 90 ℃.
As shown in FIG. 8, the terminals P1 and 6 are connected to the battery power supply, the terminals 4 and 5 are connected to one power supply line 14, and the terminals 2 and 3 are connected to the other power supply line 14.
The main body of the device consists of an upper part and a lower part, is convenient to install at a cable joint, the upper part and the lower part are connected through a connecting hinge, a locking device 29 is rotated after the upper part and the lower part are installed at the cable joint and is locked firmly, and a cable passes through a central hole of the device. When the temperature measuring module is installed, the temperature measuring module is opposite to the cable joint, and the operation panel 26 faces upwards.
The main body of the device supplies power in a preferred battery power supply mode, and the battery can be replaced by opening the battery slot; according to the field environment, the CT can be used for supplying power, so that the trouble of replacing the battery is reduced, and the CT can be connected with the power supply connector 15 through the CT plug 18 for supplying power; CT adopts open type easy to assemble.
The above-mentioned embodiments are merely preferred embodiments of the present invention, and should not be considered as limitations of the present invention, and the protection scope of the present invention should be defined by the technical solutions described in the claims, and includes equivalent alternatives of technical features in the technical solutions described in the claims. Namely, equivalent alterations and modifications within the scope of the invention are also within the scope of the invention.
Claims (6)
1. The utility model provides a cable joint temperature warning device which characterized in that: the temperature measurement device comprises an upper shell (1) and a lower shell (2) which are hinged, wherein a detection base (3) is arranged on the upper shell (1), a circuit module (4) is arranged in the detection base (3), a single chip microcomputer is arranged on the circuit module (4), the bottom of the circuit module (4) is connected with a temperature measurement module (5), and a through hole (6) for the temperature measurement module (5) to be embedded is formed in the side wall of the upper shell (1);
the bottom of the circuit module (4) is connected with the circuit module (7), a battery slot (8) is arranged at the bottom of the lower shell (2), a battery (9) is placed in the battery slot (8), the circuit module (7) is connected with an upper battery power supply line (10), the battery (9) is connected with a lower battery power supply line (11), the upper battery power supply line (10) and the lower battery power supply line (11) are respectively embedded in the upper shell (1) and the lower shell (2), a power supply connecting socket (12) and a power supply connecting plug (13) are respectively arranged at the end parts of the upper battery power supply line (10) and the lower battery power supply line (11), the power supply connecting socket (12) and the power supply connecting plug (13) are positioned at the opening and closing ends of the upper shell (1) and the lower shell (2), and the power supply connecting socket (12) and the power supply connecting plug (13) are inserted together after the upper shell (1) and the lower shell (2) are closed.
2. The cable joint temperature warning device according to claim 1, wherein: the power supply circuit is characterized in that power supply circuits (14) are arranged on two sides of the circuit module (7), the end portions of the power supply circuits (14) are connected with power supply connectors (15), the power supply circuits (14) are buried in the upper shell (1), and the power supply connectors (15) are arranged in power supply slots (16) at two ends of the upper shell (1).
3. The cable joint temperature warning device according to claim 2, wherein: the power supply device further comprises a CT power supply device (17), wherein a CT plug (18) is arranged on the CT power supply device (17), and the CT plug (18) is used for being connected with the power supply connector (15).
4. A cable splice temperature warning device according to any one of claims 1 to 3, further comprising: lamp grooves (19) are formed in two ends of the upper shell (1) and the lower shell (2), a lamp ring (20) is installed in the lamp grooves (19), the lamp ring (20) is of an open type hinged structure, and a lamp ring connecting plug (21) and a lamp ring connecting socket (22) which are matched with each other are arranged at the opening end of the lamp ring (20);
the lamp ring power supply device is characterized in that lamp ring power supply lines (23) are further arranged on two sides of the circuit module (7), a lamp ring power supply connector (24) is arranged at the end portion of each lamp ring power supply line (23), each lamp ring power supply line (23) is embedded in the upper shell (1), each lamp ring power supply connector (24) is arranged in a lamp ring power supply groove (25) in the lamp groove (19), and a power supply interface matched with the lamp ring power supply connector (24) is arranged on the inner side of each lamp ring (20).
5. The cable joint temperature warning device according to claim 1, wherein: the top of the circuit module (4) is connected with an operation panel (26), a buzzer (27) and a button (28) are arranged on the operation panel (26), and the buzzer (27) and the button (28) are connected with the single chip microcomputer.
6. The cable joint temperature warning device according to claim 1, wherein: and locking devices (29) are arranged at the opening and closing ends of the upper shell (1) and the lower shell (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222780286.2U CN218411492U (en) | 2022-10-21 | 2022-10-21 | Cable joint temperature warning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222780286.2U CN218411492U (en) | 2022-10-21 | 2022-10-21 | Cable joint temperature warning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218411492U true CN218411492U (en) | 2023-01-31 |
Family
ID=85004184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222780286.2U Active CN218411492U (en) | 2022-10-21 | 2022-10-21 | Cable joint temperature warning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218411492U (en) |
-
2022
- 2022-10-21 CN CN202222780286.2U patent/CN218411492U/en active Active
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