CN108427060B - Cable monitoring device - Google Patents
Cable monitoring device Download PDFInfo
- Publication number
- CN108427060B CN108427060B CN201810103565.0A CN201810103565A CN108427060B CN 108427060 B CN108427060 B CN 108427060B CN 201810103565 A CN201810103565 A CN 201810103565A CN 108427060 B CN108427060 B CN 108427060B
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- China
- Prior art keywords
- sensor
- monitoring device
- cable monitoring
- shell
- waterproof
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/08—Locating faults in cables, transmission lines, or networks
- G01R31/081—Locating faults in cables, transmission lines, or networks according to type of conductors
- G01R31/083—Locating faults in cables, transmission lines, or networks according to type of conductors in cables, e.g. underground
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Abstract
The invention relates to the field of cable monitoring, in particular to a cable monitoring device. A cable monitoring device comprises a shell, a waterproof cavity and a circuit board mounting shell, wherein the waterproof cavity and the circuit board mounting shell are both arranged in a cavity of the shell, and a gap is formed between the end surface of the waterproof cavity and the inner wall of the shell; and the cable monitoring device further comprises a sensor mounting plate arranged in the waterproof cavity and a sensor arranged on the sensor mounting plate, wherein one end of the sensor protrudes out of the end face of the waterproof cavity and extends outwards. According to the cable monitoring device, the gap is formed between the waterproof cavity and the shell, so that pressure balance is realized, the waterproof performance of the cable monitoring device is improved, and the service life of the sensor is guaranteed; the centralized environment quantity monitoring and sensing technology is collected, so that the sensor is prevented from being broken down due to the external environment, and the maintenance-free effect is achieved; the method is particularly suitable for the underground cable trench environment.
Description
Technical Field
The invention relates to the field of cable monitoring, in particular to a cable monitoring device.
Background
The high-voltage cable installed in the power cable trench is a cable product used for transmitting and distributing high-power electric energy in a main line of a power system. In a power line, the proportion of underground cables is suddenly and violently increased, and for safe operation and maintenance work of the cables, the installation of an environment detection device with combustible, toxic and the like in a cable trench is indispensable.
However, in the underground cable channel, phenomena such as water accumulation and flooding often occur, the working environment is very severe, the performance requirement on the monitoring device is extremely high, and the sensor not only needs to timely and accurately detect surrounding environmental factors, but also needs to prevent damage caused by flooding.
At present, the protection grade of similar detection products in the market can not reach the function of water logging resistance.
Meanwhile, the following disadvantages are also present: (1) the protection grade is low; (2) the service life of the product is short; (3) the environment monitoring amount is single, and the integration is low; (4) the maintenance cost is high.
Disclosure of Invention
The technical problem to be solved by the present invention is to provide a cable monitoring device, which solves the problem that the waterproof standard does not meet the standard, aiming at the above defects of the prior art.
The technical scheme adopted by the invention for solving the technical problem is as follows: the cable monitoring device comprises a shell, a waterproof cavity and a circuit board mounting shell, wherein the waterproof cavity and the circuit board mounting shell are both arranged in a cavity of the shell, and a gap is formed between the end face of the waterproof cavity and the inner wall of the shell; the cable monitoring device further comprises a sensor mounting plate arranged in the waterproof cavity and a sensor arranged on the sensor mounting plate, wherein one end of the sensor protrudes out of the end face of the waterproof cavity and extends outwards; and the cable monitoring device also comprises a main control circuit board arranged in the circuit board mounting shell and used for controlling the whole cable monitoring device to work and acquiring the sensing information of the sensor mounting plate.
Wherein, the preferred scheme is: the shell is provided with a waterproof vent valve which is communicated with the cavity of the shell.
Wherein, the preferred scheme is: the sensor mounting panel includes the oxygen sensor mounting panel, be provided with the oxygen sensor on the oxygen sensor mounting panel, the protruding waterproof cavity terminal surface of one end of oxygen sensor and outwards extend the setting.
Wherein, the preferred scheme is: the sensor mounting panel includes sensor mother board and first sensor fixed plate, first sensor fixed plate is connected with the sensor mother board electricity, be provided with the sensor of synthesizing on the first sensor fixed plate, synthesize the protruding waterproof cavity terminal surface of one end of sensor and outwards extend the setting.
Wherein, the preferred scheme is: the sensor mounting plate comprises a sensor mother plate and a first sensor fixing plate, the first sensor fixing plate is electrically connected with the sensor mother plate, a plurality of sensors are arranged on the first sensor fixing plate, and one ends of the plurality of sensors protrude out of the end face of the waterproof cavity and extend outwards; wherein the sensor comprises one or more of a temperature sensor, a humidity sensor, a carbon monoxide sensor, a methane and hydrogen sulfide sensor.
Wherein, the preferred scheme is: the first sensor fixing plate is electrically connected with the sensor motherboard through the matching of the contact pin and the socket.
Wherein, the preferred scheme is: the integrated sensor includes one or more of a temperature sensor, a humidity sensor, a carbon monoxide sensor, a methane and hydrogen sulfide sensor.
Wherein, the preferred scheme is: the waterproof cavity further comprises a second sensor fixing plate arranged on one end face, a plurality of through grooves are formed in the second sensor fixing plate, and one end of the sensor penetrates through the through grooves to protrude out of the second sensor fixing plate and extends outwards.
Compared with the prior art, the cable monitoring device has the advantages that the gap is formed between the waterproof cavity and the shell, so that pressure balance is realized, the waterproof performance of the cable monitoring device is improved, and the service life of the sensor is guaranteed; the centralized environmental quantity monitoring sensing technology is collected, so that the sensor is prevented from being broken down due to the external environment, and the maintenance-free effect is achieved; the method is particularly suitable for the underground cable trench environment.
Drawings
The invention will be further described with reference to the following drawings and examples, in which:
FIG. 1 is a schematic view of an exploded structure of the cable monitoring device of the present invention;
FIG. 2 is a schematic view of a cable monitoring device according to the present invention in partial cross-section;
fig. 3 is a schematic side sectional view of the cable monitoring device of the present invention.
Detailed Description
The preferred embodiments of the present invention will now be described in detail with reference to the accompanying drawings.
As shown in fig. 1, 2 and 3, the present invention provides a preferred embodiment of a cable monitoring device.
A cable monitoring device comprises a shell 11 and a waterproof cavity 12, wherein the waterproof cavity 12 is arranged in the shell 11, and a gap is formed between the end surface of the waterproof cavity 12 and the inner wall of the shell 11; and, the cable monitoring device still includes the sensor mounting panel that sets up in waterproof cavity 12 to and set up the sensor on the sensor mounting panel, the setting is outwards extended to the outstanding waterproof cavity terminal surface 16 of one end of sensor.
Specifically, the housing 11 includes a casing having a cavity 111, and the casing of the cable monitoring device serves as a first protective layer for protecting the safety of the electronic equipment of the cable monitoring device; the waterproof cavity 12 is arranged in the cavity 111 of the shell, the circuit part of the sensor, namely the pin, is arranged in the waterproof cavity 12, and one end of the sensor protrudes out of the end face 16 of the waterproof cavity and extends outwards, so that the water immersion is prevented while the environment is monitored, and the safety of electronic equipment of the cable monitoring device is further protected.
The shell 11 further comprises a circuit board mounting shell arranged in the shell, and the waterproof cavity 12 is connected with the circuit board mounting shell by adopting a connecting channel; meanwhile, a main control circuit board is arranged in the circuit board mounting shell and used for controlling the whole cable monitoring device to work and acquiring sensing information of the sensor mounting plate;
preferably, the sensor mounting plate of the waterproof cavity 12 is connected with the main control circuit board of the circuit board mounting housing, and the wiring can be realized through a connecting channel.
In this embodiment, the sensor mounting plate provides three preferred solutions.
Scheme I,
The sensor mounting panel includes oxygen sensor mounting panel 13, be provided with oxygen sensor 21 on the oxygen sensor mounting panel 13, the protruding waterproof cavity terminal surface 16 of one end of oxygen sensor 21 and outside extension setting.
The oxygen sensor 21 is fixed inside the waterproof cavity 12 through the oxygen sensor mounting plate 13, is electrically connected with a circuit board inside the waterproof cavity 12, and sends an oxygen sensing signal of the oxygen sensor 21 to the circuit board inside the waterproof cavity 12; the oxygen content of the environment is obtained by the oxygen sensor 21.
Of course, the oxygen sensor 21 may be a gas sensor to obtain various gas contents in the environment.
Scheme II,
The sensor mounting panel includes sensor mother board 14 and first sensor fixed plate 15, first sensor fixed plate 15 is connected with sensor mother board 14 electricity, be provided with comprehensive sensor 22 on the first sensor fixed plate 15, synthesize the outstanding waterproof cavity terminal surface 16 of one end of sensor 22 and outwards extend the setting. Further, the first sensor fixing plate 15 is electrically connected to the sensor motherboard 14 through the fitting of pins and sockets.
Wherein the integrated sensor 22 includes one or more of a temperature sensor, a humidity sensor, a carbon monoxide sensor, a methane and hydrogen sulfide sensor. The temperature sensor acquires environment temperature information, the humidity sensor acquires environment humidity information, the carbon monoxide sensor acquires the content of environment carbon monoxide, and the methane and hydrogen sulfide sensor acquires the content of environment methane and hydrogen sulfide.
And one end of the oxygen sensor 21 is fixed on the oxygen sensor mounting plate 13, and the other end passes through the sensor motherboard 14 and the first sensor fixing plate 15, and protrudes out of the waterproof cavity end face 16 and extends outwards.
Scheme III,
The sensor mounting plate comprises a sensor mother plate 14 and a first sensor fixing plate 15, the first sensor fixing plate 15 is electrically connected with the sensor mother plate 14, a plurality of sensors are arranged on the first sensor fixing plate 15, and one ends of the plurality of sensors protrude out of the end face 16 of the waterproof cavity and extend outwards; wherein the sensor comprises one or more of a temperature sensor, a humidity sensor, a carbon monoxide sensor, a methane and hydrogen sulfide sensor.
Further, the first sensor fixing plate 15 is electrically connected to the sensor motherboard 14 through the fitting of pins and sockets.
In this embodiment, a waterproof vent valve is disposed on the outer shell, and the waterproof vent valve is communicated with the cavity 111 of the outer shell.
In this embodiment, the waterproof cavity 12 includes a second sensor fixing plate disposed on an end surface, the second sensor fixing plate is provided with a plurality of through slots 131, and one end of the sensor passes through the through slots 131 to protrude out of the second sensor fixing plate and extends outward; the second sensor fixing plate is the waterproof cavity end face 16.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the present invention, but rather as embodying the invention in a wide variety of equivalent variations and modifications within the scope of the appended claims.
Claims (7)
1. A cable monitoring device, characterized by: the cable monitoring device comprises a shell, a waterproof cavity and a circuit board mounting shell, wherein the waterproof cavity and the circuit board mounting shell are both arranged in a cavity of the shell, a gap is formed between the end surface of the waterproof cavity and the inner wall of the shell, and a waterproof vent valve is arranged on the shell;
the waterproof vent valve is communicated with the cavity of the shell;
the cable monitoring device also comprises a sensor mounting plate arranged in the waterproof cavity and a sensor arranged on the sensor mounting plate, wherein one end of the sensor protrudes out of the end face of the waterproof cavity and extends outwards;
the cable monitoring device further comprises a main control circuit board arranged in the circuit board mounting shell and used for controlling the whole cable monitoring device to work and acquiring sensing information of the sensor mounting plate.
2. The cable monitoring device of claim 1, wherein: the sensor mounting panel includes the oxygen sensor mounting panel, be provided with on the oxygen sensor mounting panel the sensor, this sensor is the oxygen sensor, the waterproof cavity terminal surface of one end protrusion of oxygen sensor sets up and outwards extends.
3. The cable monitoring device of claim 1, wherein: the sensor mounting panel includes sensor mother board and first sensor fixed plate, first sensor fixed plate is connected with the sensor mother board electricity, be provided with on the first sensor fixed plate the sensor, this sensor is for synthesizing the sensor, synthesize the protruding waterproof cavity terminal surface of one end of sensor and outwards extend the setting.
4. The cable monitoring device of claim 1, wherein: the sensor mounting plate comprises a sensor mother plate and a first sensor fixing plate, the first sensor fixing plate is electrically connected with the sensor mother plate, a plurality of sensors are arranged on the first sensor fixing plate, and one ends of the plurality of sensors protrude out of the end face of the waterproof cavity and extend outwards; wherein the sensor comprises one or more of a temperature sensor, a humidity sensor, a carbon monoxide sensor, a methane and hydrogen sulfide sensor.
5. The cable monitoring device of claim 4, wherein: the first sensor fixing plate is electrically connected with the sensor motherboard through the matching of the contact pin and the socket.
6. The cable monitoring device of claim 3, wherein: the integrated sensor includes one or more of a temperature sensor, a humidity sensor, a carbon monoxide sensor, a methane and hydrogen sulfide sensor.
7. The cable monitoring device of claim 3, 4, 5 or 6, wherein: the waterproof cavity further comprises a second sensor fixing plate arranged at the end face of the waterproof cavity, a plurality of through grooves are formed in the second sensor fixing plate, and one end of the sensor penetrates through the through grooves to protrude out of the second sensor fixing plate and extend outwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810103565.0A CN108427060B (en) | 2018-02-01 | 2018-02-01 | Cable monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810103565.0A CN108427060B (en) | 2018-02-01 | 2018-02-01 | Cable monitoring device |
Publications (2)
| Publication Number | Publication Date |
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| CN108427060A CN108427060A (en) | 2018-08-21 |
| CN108427060B true CN108427060B (en) | 2022-09-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810103565.0A Active CN108427060B (en) | 2018-02-01 | 2018-02-01 | Cable monitoring device |
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| Country | Link |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116430175B (en) * | 2023-05-24 | 2024-03-26 | 常熟市景弘盛通信科技股份有限公司 | High-frequency high-speed signal transmission cable test fixture |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203011415U (en) * | 2013-01-25 | 2013-06-19 | 中山大学 | Monitoring device suitable for using underground or under water |
| CN204301923U (en) * | 2014-12-12 | 2015-04-29 | 北京必创科技股份有限公司 | A kind of gauge pressure transducer shell waterproof and breathable structure |
| JP2015206617A (en) * | 2014-04-17 | 2015-11-19 | 日立金属株式会社 | Water-proof sensor and method of manufacturing the same |
| CN106846759A (en) * | 2017-04-18 | 2017-06-13 | 北京中昌天盛科技有限公司 | Sensing device protection system |
| CN206639375U (en) * | 2017-04-18 | 2017-11-14 | 北京中昌天盛科技有限公司 | Sensing device protects system |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3936386B1 (en) * | 2006-09-29 | 2007-06-27 | 株式会社エスイーシー | Underwater drop sensor system |
| CN203148467U (en) * | 2013-03-22 | 2013-08-21 | 深圳市康拓普信息技术有限公司 | Intelligent digital environmental parameter measuring instrument |
| CN203891935U (en) * | 2014-04-10 | 2014-10-22 | 国家电网公司 | Combustible gas monitoring system in cable tunnel |
| CN204461494U (en) * | 2015-03-30 | 2015-07-08 | 北京润科通用技术有限公司 | A kind of environment monitoring device |
| CN206894019U (en) * | 2017-06-26 | 2018-01-16 | 金子电线电讯（苏州）有限公司 | A kind of electric equipment protection device |
-
2018
- 2018-02-01 CN CN201810103565.0A patent/CN108427060B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203011415U (en) * | 2013-01-25 | 2013-06-19 | 中山大学 | Monitoring device suitable for using underground or under water |
| JP2015206617A (en) * | 2014-04-17 | 2015-11-19 | 日立金属株式会社 | Water-proof sensor and method of manufacturing the same |
| CN204301923U (en) * | 2014-12-12 | 2015-04-29 | 北京必创科技股份有限公司 | A kind of gauge pressure transducer shell waterproof and breathable structure |
| CN106846759A (en) * | 2017-04-18 | 2017-06-13 | 北京中昌天盛科技有限公司 | Sensing device protection system |
| CN206639375U (en) * | 2017-04-18 | 2017-11-14 | 北京中昌天盛科技有限公司 | Sensing device protects system |
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| CN108427060A (en) | 2018-08-21 |
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