CN220570161U - Explosion-proof switch electrical cabinet device for mine - Google Patents
Explosion-proof switch electrical cabinet device for mine Download PDFInfo
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- CN220570161U CN220570161U CN202322219821.1U CN202322219821U CN220570161U CN 220570161 U CN220570161 U CN 220570161U CN 202322219821 U CN202322219821 U CN 202322219821U CN 220570161 U CN220570161 U CN 220570161U
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- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 82
- 238000005065 mining Methods 0.000 claims abstract description 18
- 238000007789 sealing Methods 0.000 claims description 10
- 239000011521 glass Substances 0.000 claims description 8
- 238000004080 punching Methods 0.000 claims description 6
- 230000000007 visual effect Effects 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000007689 inspection Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 4
- 239000002184 metal Substances 0.000 description 5
- 238000009826 distribution Methods 0.000 description 4
- 238000012544 monitoring process Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 101100520231 Caenorhabditis elegans plc-3 gene Proteins 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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Abstract
The utility model discloses a mining explosion-proof switch electrical cabinet device, which relates to the technical field of mining electrical equipment and adopts the following scheme: the intelligent cabinet temperature control device comprises a cabinet body, wherein a cabinet door is arranged on the front side of the cabinet body through a hinge, and a PLC controller and a partial discharge on-line monitor host are arranged on the inner surface of the cabinet door. The mining explosion-proof switch electrical cabinet device is characterized in that a built-in local discharge on-line monitor host is matched with a sensor to monitor partial discharge, short circuit and ground fault of corresponding cable sections and real-time temperature are indicated, an electric air door and an explosion-proof exhaust fan are controlled to be used for timely radiating and ventilating, safe production is guaranteed, the methane power-off instrument host is utilized to realize power-off control on controlled equipment, when methane concentration inside and outside the cabinet is measured by a methane sensor to be out of limit, the controlled electrical equipment can be locked and controlled, and an immediate audible and visual alarm is provided, so that inspection personnel can conveniently judge the running condition of the switch cabinet, the potential safety hazards existing in the process of the equipment are timely treated, and the running reliability of the equipment is improved.
Description
Technical Field
The utility model relates to the technical field of mining electrical equipment, in particular to a mining explosion-proof switch electrical cabinet device.
Background
Mine switch cabinets are both switchgear and power distribution equipment, mainly switchgear related to power generation, transmission, distribution and electric energy conversion, and control, detection, protection and regulation equipment related to the switchgear, and generally exist in each mine in order to monitor and protect lines, so that safety of mine operators is guaranteed.
In the past, the switch cabinet may have an electric leakage phenomenon, and current easily forms sparks to cause explosion in the switch cabinet, so we propose a mining explosion-proof switch electrical cabinet device, thereby carrying out real-time monitoring and early warning, and aiming at guaranteeing the operation safety of equipment.
Disclosure of Invention
The utility model provides a mining explosion-proof switch electrical cabinet device, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a mining flame proof switch regulator cubicle device, includes the cabinet body, the cabinet door is installed through the hinge to the front side of the cabinet body, PLC controller and office discharge on-line monitor host computer are installed to the inner face of cabinet door, and PLC controller and office discharge on-line monitor host computer electric connection, install superfrequency office discharge sensor and passive wireless temperature sensor in the cabinet body, and superfrequency office discharge sensor and passive wireless temperature sensor all with office discharge on-line monitor host computer electric connection, electric air door is installed to the left and right sides of the cabinet body, and installs explosion-proof air fan on the electric air door of left side, electric air door and explosion-proof air fan all with PLC controller electric connection, install methane outage appearance host computer, high low dense methane sensor and audible-visual annunciator on the cabinet body, and methane outage appearance host computer and PLC controller electric connection, high low dense methane sensor and audible-visual annunciator are with methane appearance host computer electric connection.
Furthermore, a sealing ring is attached to the inner surface of the cabinet door and is connected with the cabinet body in a sealing way through the sealing ring.
Further, a handle door lock is arranged on the cabinet door and is in locking connection with the cabinet body through the handle door lock.
Furthermore, a glass window is embedded on the cabinet door, and the PLC corresponds to the position of the glass window.
Further, the punching buckle plate is arranged in the cabinet body and is positioned at the inner rear end of the cabinet body.
Further, the high-low concentration methane sensor is provided with two groups, and is respectively positioned at the inner side and the outer side of the cabinet body, and the methane power-off instrument host and the audible-visual annunciator are both positioned at the outer part of the cabinet body.
Compared with the prior art, the utility model provides the mining explosion-proof switch electrical cabinet device, which has the following beneficial effects:
the mining explosion-proof switch electrical cabinet device is characterized in that a built-in local discharge on-line monitor host is matched with a sensor to monitor partial discharge, short circuit and ground fault of corresponding cable sections and real-time temperature are indicated, an electric air door and an explosion-proof exhaust fan are controlled to be used for timely radiating and ventilating, safe production is guaranteed, the methane power-off instrument host is utilized to realize power-off control on controlled equipment, when methane concentration inside and outside the cabinet is measured by a methane sensor to be out of limit, the controlled electrical equipment can be locked and controlled, and an immediate audible and visual alarm is provided, so that inspection personnel can conveniently judge the running condition of the switch cabinet, the potential safety hazards existing in the process of the equipment are timely treated, and the running reliability of the equipment is improved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the door opening of the present utility model;
fig. 3 is a side view of the present utility model.
In the figure: 1. a cabinet body; 2. a cabinet door; 3. a PLC controller; 4. local discharge on-line monitor host; 5. the ultra-high frequency partial discharge sensor; 6. a passive wireless temperature sensor; 7. an electric damper; 8. an explosion-proof exhaust fan; 9. a methane power-off instrument host; 10. a high-low concentration methane sensor; 11. an audible and visual alarm; 12. a seal ring; 13. a handle door lock; 14. a glass window; 15. punching buckle plate.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, the utility model discloses a mining explosion-proof switch electrical cabinet device, which comprises a cabinet body 1, wherein a cabinet door 2 is arranged at the front side of the cabinet body 1 through a hinge, a PLC controller 3 and an on-line monitor host 4 are arranged on the inner surface of the cabinet door 2, the PLC controller 3 is electrically connected with the on-line monitor host 4, an ultrahigh frequency partial discharge sensor 5 and a passive wireless temperature sensor 6 are arranged in the cabinet body 1, the ultrahigh frequency partial discharge sensor 5 and the passive wireless temperature sensor 6 are electrically connected with the on-line monitor host 4, an electric air door 7 is arranged at the left side and the right side of the cabinet body 1, an explosion-proof exhaust fan 8 is arranged on the electric air door 7 at the left side, the electric air door 7 and the explosion-proof exhaust fan 8 are electrically connected with the PLC controller 3, the built-in local discharge on-line monitor host 4 is matched with a sensor to monitor partial discharge on line, indicate short circuit and ground fault of corresponding cable sections and real-time temperature, the electric air door 7 and the explosion-proof exhaust fan 8 are controlled to timely dissipate heat and exchange air, ensure safe production, realize power-off control on controlled equipment by the methane power-off host 9, lock controlled electrical equipment when the methane sensor measures that the concentration of methane inside and outside the cabinet is over, and immediately perform audible and visual alarm, so as to facilitate inspection personnel to judge the running condition of the switch cabinet, timely process the existing potential safety hazards, improve the running reliability of the equipment, the methane power-off host 9, the high-low concentration methane sensor 10 and the audible and visual alarm 11 are arranged on the cabinet body 1, and the methane power-off host 9 is electrically connected with the PLC 3, the high-low concentration methane sensor 10 and the audible and visual alarm 11 are electrically connected with the methane power-off instrument host 9.
Specifically, a sealing ring 12 is attached to the inner surface of the cabinet door 2, and is in airtight connection with the cabinet body 1 through the sealing ring 12.
In this embodiment, the sealing ring 12 mainly makes the cabinet door 2 and the cabinet body 1 closely contact, and has a very good sealing effect.
Specifically, the cabinet door 2 is provided with a handle door lock 13, and is in locking connection with the cabinet body 1 through the handle door lock 13.
In this embodiment, the handle door lock 13 is a common door lock type, which is locked and unlocked by twisting a door handle, and is easy to install and convenient to use, compared with other door lock types, and thus is widely used.
Specifically, the cabinet door 2 is embedded with a glass window 14, and the PLC controller 3 corresponds to the position of the glass window 14.
In this embodiment, the glass window 14 is mainly used for facilitating people to see the PLC controller 3 or the general situation in the cabinet without opening the cabinet door 2, and the PLC controller 3 is a digital electronic device with a microprocessor, is used for automatically controlling a digital logic controller, and can load control instructions into a memory at any time for storage and execution.
Specifically, the inside of the cabinet body 1 is provided with a punching buckle plate 15, and the punching buckle plate 15 is positioned at the inner rear end of the cabinet body 1.
In this embodiment, the punch-out gusset 15 is a plate for mounting the electrical components and the apparatus, so that the electrical components are kept in a stable position, thereby ensuring long-term operation of the apparatus.
Specifically, the high-low concentration methane sensors 10 are provided with two groups, and are respectively positioned at the inner side and the outer side of the cabinet body 1, and the methane power-off instrument host 9 and the audible-visual annunciator 11 are both positioned at the outer side of the cabinet body 1.
In this embodiment, the high-low concentration methane sensor 10 is mainly used for monitoring the gas concentration in the underground environment gas of a high-gas coal mine, so as to monitor the equipment.
In use, the built-in local discharge on-line monitor host 4 (model APT-JFCW 100) cooperates with the sensor to monitor partial discharge on line, indicate short circuit and ground faults of corresponding cable sections, and real-time temperature (when the power distribution equipment has partial discharge phenomenon, charged particles can rapidly migrate from the charged body to grounded non-charged bodies, such as the cabinet 1 of the power distribution equipment, and generate high-frequency current traveling waves on the non-charged bodies, and rapidly propagate in all directions at the speed of light, the current traveling waves tend to be concentrated only on the inner surface of the metal cabinet 1, and do not directly penetrate the metal cabinet 1, however, when the current traveling waves encounter discontinuous metal breaks or insulation joints, the current traveling waves can be transferred from the inner surface of the metal cabinet 1 to the outer surface, and propagate in the form of electromagnetic waves to free space, and generate transient ground voltages on the outer surface of the metal cabinet 1, at this time, the ultrahigh frequency electromagnetic wave radiated in the partial discharge process is received by the ultrahigh frequency partial discharge sensor 5, so that the detection of partial discharge is realized, the passive wireless temperature sensor 6 is used for measuring the temperature of the surface or joint of a high-voltage charged object, such as the operation temperature of an exposed contact, a bus connection part, an outdoor disconnecting link, a transformer and the like in a high-voltage switch cabinet, the opening and closing of the electric air door 7 and the opening and closing of the explosion-proof exhaust fan 8 are controlled for timely heat dissipation and ventilation, the safe production is ensured, the methane concentration display and alarm in a monitoring area are realized by utilizing the methane power-off instrument host 9 (model DJC 4/660), the power-off control is realized for the controlled electric equipment by locking and unlocking control, and when the methane concentration is measured by the high-low concentration methane sensor 10 to be out of the limit, the sound-light alarm can be immediately realized, the operation condition of the switch cabinet is conveniently judged by a patrol personnel, potential safety hazards are timely processed, and when the high-low concentration methane sensor 10 measures that the methane concentration falls below a return point, the power supply of the controlled equipment can be immediately restored, the safety production is ensured, and the operation reliability of the equipment is improved.
In summary, according to the mining explosion-proof switch electrical cabinet device, the built-in local discharge on-line monitor host 4 is matched with a sensor to monitor partial discharge on line, indicate short circuit and grounding faults of corresponding cable sections and real-time temperature, the electric air door 7 and the explosion-proof exhaust fan 8 are controlled to be used for timely radiating and ventilating, so that safe production is guaranteed, the methane power-off instrument host 9 is utilized to realize power-off control on controlled equipment, when methane concentration in and out of the cabinet is measured by the methane sensor to be out of limit, the controlled electrical equipment can be locked, and an immediate audible and visual alarm is provided, so that inspection personnel can conveniently judge the operation condition of the switch cabinet, potential safety hazards existing in time are treated, and the reliability of equipment operation is improved.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a mining flame proof switch regulator cubicle device, includes the cabinet body (1), its characterized in that: the cabinet is characterized in that a cabinet door (2) is arranged on the front side of the cabinet body (1) through a hinge, a PLC (programmable logic controller) 3 and a local discharge on-line monitor host (4) are arranged on the inner surface of the cabinet door (2), the PLC (3) is electrically connected with the local discharge on-line monitor host (4), an ultrahigh frequency local discharge sensor (5) and a passive wireless temperature sensor (6) are arranged in the cabinet body (1), the ultrahigh frequency local discharge sensor (5) and the passive wireless temperature sensor (6) are electrically connected with the local discharge on-line monitor host (4), an electric air door (7) is arranged on the left side of the cabinet body (1), an explosion-proof exhaust fan (8) is arranged on the left side of the electric air door (7), the electric air door (7) and the local discharge fan (8) are electrically connected with the PLC (3), a methane power-off host (9), a high-low methane sensor (10) and an audible-visual alarm (11) are arranged on the cabinet body (1), and the methane power-off controller (9) is electrically connected with the high-visual alarm (11).
2. The mining explosion-proof switch electrical cabinet device according to claim 1, wherein: the inner surface of the cabinet door (2) is attached with a sealing ring (12), and is connected with the cabinet body (1) in a sealing way through the sealing ring (12).
3. The mining explosion-proof switch electrical cabinet device according to claim 1, wherein: the cabinet door (2) is provided with a handle door lock (13), and is in locking connection with the cabinet body (1) through the handle door lock (13).
4. The mining explosion-proof switch electrical cabinet device according to claim 1, wherein: the cabinet door (2) is embedded with a glass window (14), and the PLC (3) corresponds to the position of the glass window (14).
5. The mining explosion-proof switch electrical cabinet device according to claim 1, wherein: the cabinet body (1) is internally provided with a punching buckle plate (15), and the punching buckle plate (15) is positioned at the inner rear end of the cabinet body (1).
6. The mining explosion-proof switch electrical cabinet device according to claim 1, wherein: the methane power-off instrument is characterized in that the high-low concentration methane sensors (10) are arranged in two groups and are respectively positioned at the inner side and the outer side of the cabinet body (1), and the methane power-off instrument host machine (9) and the audible-visual annunciator (11) are both positioned at the outer part of the cabinet body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322219821.1U CN220570161U (en) | 2023-08-17 | 2023-08-17 | Explosion-proof switch electrical cabinet device for mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322219821.1U CN220570161U (en) | 2023-08-17 | 2023-08-17 | Explosion-proof switch electrical cabinet device for mine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220570161U true CN220570161U (en) | 2024-03-08 |
Family
ID=90088163
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322219821.1U Active CN220570161U (en) | 2023-08-17 | 2023-08-17 | Explosion-proof switch electrical cabinet device for mine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220570161U (en) |
-
2023
- 2023-08-17 CN CN202322219821.1U patent/CN220570161U/en active Active
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