CN211293138U - Wireless acupuncture monitoring devices that discharges of mine cable intermediate layer - Google Patents
Wireless acupuncture monitoring devices that discharges of mine cable intermediate layer Download PDFInfo
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- CN211293138U CN211293138U CN201922169190.0U CN201922169190U CN211293138U CN 211293138 U CN211293138 U CN 211293138U CN 201922169190 U CN201922169190 U CN 201922169190U CN 211293138 U CN211293138 U CN 211293138U
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Abstract
The utility model discloses a wireless acupuncture monitoring devices that discharges of mine cable intermediate layer, including the casing, casing one end is equipped with the apron, and the other end is equipped with the base, and the casing is close to plane one side of base and is equipped with the permanent magnet, is equipped with the circuit board in the casing, battery, UHF sensor and radio signal transmitter, and UHF sensor and radio signal transmitter are connected to circuit board and battery electricity simultaneously. The utility model has the advantages of reasonable design, light in weight, the permanent magnet adsorbs together with the one end of cable frame to guarantee the reliable connection of base and cable, the setting of handle, labour saving and time saving, convenient the removal, the apron is easily opened, and convenient the maintenance is overhauld.
Description
Technical Field
The utility model belongs to the technical field of the coal mine safety, especially, relate to a wireless acupuncture monitoring devices that discharges of mine cable intermediate layer.
Background
In the production process of a coal mine, a large number of transmission cables such as optical cables and electric cables are needed, one ends of the cables are usually concentrated at the lower ends of one or more box-type substations, and the insulating layers of the cables have defects due to cracks, micropores, impurities, the joints of semiconductors and the insulating layers, the surfaces of shielding layers are rough, external mechanical damage is caused, damage is caused in the laying process, local aging is caused by overheating or overvoltage, the protective layers are corroded or damaged, and other reasons and factors can generate local discharge to cause generation of electric trees, accelerate aging of insulation and finally cause insulation breakdown, safety accidents are caused, and great economic loss is brought.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problem, the utility model provides a wireless acupuncture monitoring devices that discharges of mine cable intermediate layer.
The utility model discloses a realize like this: a wireless acupuncture discharge monitoring device for a mine cable interlayer comprises a shell, wherein one end of the shell is provided with a cover plate, an electrical element in the shell is protected by the cover plate and the shell, the other end of the shell is provided with a base, the collection range of a discharge signal is enlarged, one end of the base is provided with a groove, the other end of the base is of a circular arc-shaped structure and is convenient to contact with a cable, one end of the shell, which is far away from the cover plate, is nested in the groove and is butted with the bottom of the groove, the contact is reliable, a sealing ring is arranged at the joint of the cover plate and the shell, the stability of the working environment in the shell is ensured, the service life of a working element is prolonged, the sealing ring is arranged at the joint of the shell and the groove, the firm and reliable contact between the shell and the groove, the cable connecting structure is characterized in that the structure is stable, the permanent magnet is guaranteed not to be damaged under the corrosion condition, the permanent magnet is adsorbed together with one end of a cable frame, so that the reliable connection of the base and a cable is guaranteed, a circuit board, a battery, a UHF sensor and a wireless signal transmitter are arranged in the shell, the UHF sensor is arranged on one side close to the base and used for receiving partial discharge UHF electromagnetic waves inside the cable, the wireless signal transmitter is arranged on one side close to the cover plate and used for transmitting signals to a controller, the circuit board is electrically connected with the battery and the UHF sensor and the wireless signal transmitter simultaneously, the circuit board converts electromagnetic wave signals into digital signals through an A/D converter, and the battery supplies power for normal work.
Preferably, hinge is arranged on one side of the joint of the cover plate and the shell, and the fixing buckle is arranged on the other side of the joint of the cover plate and the shell.
Preferably, one side that the casing deviates from the permanent magnet is provided with the handle, is convenient for handheld, and labour saving and time saving conveniently removes the operating position of equipment, has enlarged monitoring range.
Preferably, a high-gain amplifier is arranged in the shell, the high-gain amplifier is electrically connected with the circuit board, the UHF sensor and the wireless signal emitter at the same time, and the UHF signal received by the UHF sensor is subjected to filtering amplification processing through the high-gain amplifier and then is transmitted to the wireless signal emitter.
Preferably, the material of apron and base is nylon, can not the transmission of separation radio signal, has alleviateed the weight of equipment, has the advantage that mechanical strength is high when waterproof, durable.
The utility model has the advantages that: the utility model has the advantages of reasonable design, light in weight, the permanent magnet adsorbs together with the one end of cable frame to guarantee the reliable connection of base and cable, the setting of handle, labour saving and time saving, convenient the removal, the apron is easily opened, and convenient the maintenance is overhauld.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic side view of the present invention;
fig. 3 is a schematic view of the connection between the present invention and the cable rack;
in the figure: 1. a housing; 2. a cover plate; 3. a base; 4. a groove; 5. a permanent magnet; 6. a circuit board; 7. a battery; a UHF sensor; 9. a wireless signal transmitter; 10. a hinge; 11. a fixing buckle; 12. a handle; 13. a high gain amplifier.
Detailed Description
In order to understand the technical solution of the present invention more clearly, the present invention will be further explained with reference to the accompanying drawings.
As shown in fig. 1-3, the mine cable interlayer wireless acupuncture discharge monitoring device comprises a housing 1, wherein a cover plate 2 is arranged at one end of the housing 1, an electrical component in the housing 1 is protected by the cover plate 2 and the housing 1, a hinge 10 is arranged at one side of a joint of the cover plate 2 and the housing 1, a fixing buckle 11 is arranged at the other side of the joint, the structure is simple, the cover plate 2 is convenient to open and close, the electrical component in the housing 1 is easy to overhaul and maintain, a base 3 is arranged at the other end of the cover plate, the discharge signal acquisition range is enlarged, the cover plate 2 and the base 3 are made of nylon, the emission of wireless signals cannot be obstructed, the weight of the device is reduced, the mine cable interlayer wireless acupuncture discharge monitoring device has the advantages of high mechanical strength while being waterproof, the mine cable interlayer wireless acupuncture discharge monitoring device is durable, a groove 4 is formed at one end, one end of the shell 1, which is far away from the cover plate 2, is nested in the groove 4 and is abutted against the bottom of the groove 4, so that the contact is reliable, a sealing ring is arranged at the joint of the cover plate 2 and the shell 1, the stability of the working environment in the shell 1 is ensured, the service life of a working element is prolonged, the sealing ring is arranged at the joint of the shell 1 and the groove 4, the firm and reliable contact between the shell 1 and the groove 4 is ensured, a permanent magnet 5 is fixedly arranged at one side of the plane of the shell 1, which is close to the base 3, the permanent magnet 5 is a nickel-plated permanent magnet, the structure is stable, the permanent magnet is not damaged under the corrosion condition, the permanent magnet 5 is adsorbed together with one end of the cable frame, so that the reliable connection between the base 3 and a cable is ensured, a circuit board 6, a battery 7, a UHF sensor 8 and a wireless signal transmitter 9 are arranged, the detection of partial discharge is realized, an ultrahigh frequency method is developed rapidly due to high detection frequency band, high anti-interference capability and high sensitivity, a UHF sensor 8 is commercially available, the UHF sensor 8 is arranged at one side close to the base 3 and used for receiving partial discharge UHF electromagnetic waves inside a cable, the wireless signal emitter 9 is arranged at one side close to the cover plate 2 and used for emitting signals to a controller, the circuit board 6 and the battery 7 are simultaneously electrically connected with the UHF sensor 8 and the wireless signal emitter 9, the circuit board 6 converts the electromagnetic wave signals into digital signals through an A/D converter, the battery 7 supplies power for normal work of the UHF sensor 8 and the wireless signal emitter 9, the shell 1 is internally provided with a high-gain amplifier 13, and the high-gain amplifier 13 is simultaneously electrically connected with the circuit board 6, the UHF sensor 8 and the wireless signal emitter 9, the UHF signal received by the UHF sensor 8 is filtered and amplified by the high gain amplifier 13 and then transmitted to the wireless signal transmitter 9.
One side that casing 1 deviates from permanent magnet 5 is provided with handle 12, is convenient for handheld, and labour saving and time saving conveniently removes the operating position of equipment, has enlarged monitoring range.
The above is only the preferred embodiment of the present invention, so all the equivalent changes or modifications made by the structure, features and principles in accordance with the claims of the present invention are included in the claims of the present invention.
Claims (5)
1. The utility model provides a mine cable intermediate layer wireless acupuncture monitoring devices that discharges, includes the casing, its characterized in that, the one end of casing is provided with the apron, and the other end is provided with the base, the one end of base is seted up flutedly, and the other end of base is circular-arc structure, the casing deviates from the one end nestification of apron and sets up in the recess to with the bottom butt of recess together, the junction of apron and casing, the junction of casing and recess all are provided with the sealing washer, the casing is close to the fixed permanent magnet that is provided with in plane one side of base, be provided with the circuit board in the casing, the battery, UHF sensor and radio signal transmitter, the UHF sensor sets up in the one side of being close to the base, the UHF sensor and radio signal transmitter are connected to the circuit board simultaneously electricity.
2. The mine cable interlayer wireless acupuncture discharge monitoring device according to claim 1, wherein a hinge is arranged on one side of a joint of the cover plate and the shell, and a fixing buckle is arranged on the other side of the joint.
3. The mine cable interlayer wireless acupuncture discharge monitoring device according to claim 1, wherein a handle is arranged on one side of the shell body, which faces away from the permanent magnet.
4. The mine cable interlayer wireless acupuncture discharge monitoring device as claimed in claim 1, wherein a high gain amplifier is arranged in the housing, and the high gain amplifier is electrically connected with the circuit board, the UHF sensor and the wireless signal transmitter at the same time.
5. The mine cable interlayer wireless acupuncture discharge monitoring device according to claim 1, wherein the cover plate and the base are made of nylon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922169190.0U CN211293138U (en) | 2019-12-06 | 2019-12-06 | Wireless acupuncture monitoring devices that discharges of mine cable intermediate layer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922169190.0U CN211293138U (en) | 2019-12-06 | 2019-12-06 | Wireless acupuncture monitoring devices that discharges of mine cable intermediate layer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211293138U true CN211293138U (en) | 2020-08-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922169190.0U Active CN211293138U (en) | 2019-12-06 | 2019-12-06 | Wireless acupuncture monitoring devices that discharges of mine cable intermediate layer |
Country Status (1)
| Country | Link |
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| CN (1) | CN211293138U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113359009A (en) * | 2021-06-01 | 2021-09-07 | 广东拓斯达科技股份有限公司 | Bearing needle inserting mechanism and carrier thereof |
-
2019
- 2019-12-06 CN CN201922169190.0U patent/CN211293138U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113359009A (en) * | 2021-06-01 | 2021-09-07 | 广东拓斯达科技股份有限公司 | Bearing needle inserting mechanism and carrier thereof |
| CN113359009B (en) * | 2021-06-01 | 2022-07-19 | 广东拓斯达科技股份有限公司 | Bearing needle inserting mechanism and carrier thereof |
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