CN212571821U - Temperature monitoring device for low-voltage power distribution cabinet - Google Patents
Temperature monitoring device for low-voltage power distribution cabinet Download PDFInfo
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- CN212571821U CN212571821U CN202021591061.7U CN202021591061U CN212571821U CN 212571821 U CN212571821 U CN 212571821U CN 202021591061 U CN202021591061 U CN 202021591061U CN 212571821 U CN212571821 U CN 212571821U
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- voltage power
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- 238000012806 monitoring device Methods 0.000 title claims abstract description 16
- 238000009434 installation Methods 0.000 claims abstract description 15
- 238000007789 sealing Methods 0.000 claims description 5
- 238000010276 construction Methods 0.000 claims description 4
- 230000005284 excitation Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 206010063493 Premature ageing Diseases 0.000 description 1
- 208000032038 Premature aging Diseases 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a temperature monitoring device for low-voltage power distribution cabinet, which comprises a box body and a base, wherein the interior of the box body is provided with an installation box, the interior of the installation box is fixedly provided with two groups of installation rods, the front of the installation rods is fixedly provided with a recorder, one side of the box body is hinged with a box door, the front of the box door is fixedly provided with two groups of indicating meters, the bottom of the indicating meter is provided with a display, two groups of control buttons are arranged below the display, the top of the control buttons is fixedly provided with labels, the top of the box body is fixedly provided with a warning lamp, the utility model can effectively monitor the temperatures of different positions in the power distribution cabinet by being provided with a plurality of groups of temperature sensors, avoid the temperature abnormity of partial electric elements in the interior of the cabinet body, prevent the damage of the parts and even possible, causing fire and other safety accidents.
Description
Technical Field
The utility model relates to a temperature prison side, in particular to temperature monitoring device for low-voltage distribution cabinet belongs to switch board technical field.
Background
The rated current of the low-voltage power distribution cabinet is 50Hz, the power distribution system with the rated voltage of 380V is used as power, the electric energy conversion and the control of lighting and power distribution, and the low-voltage power distribution cabinet is used for power distribution panels, control boxes and switch boxes of all power consumption, and the equipment of the power distribution device which integrally assembles protection devices such as switches, circuit breakers, fuses, buttons, indicator lamps, instruments, wires and the like to meet the design functional requirements is arranged in the low-voltage power distribution cabinet.
Meanwhile, a large number of electrical elements are arranged in the power distribution cabinet, but any electrical element can not avoid the Joule law, so as to generate a large amount of heat which, if accumulated in large quantities on the electrical equipment, not only accelerates the damage of the equipment in the electrical distribution cabinet, at the same time, premature aging of insulation and sealing is easy to occur, which leads to too short service life and also easily causes electrical equipment failure, although part of the existing heat dissipation equipment exists, the temperature in the power distribution cabinet cannot be known manually, in the existing method, the electrical cabinet is measured by the temperature measuring equipment, but the temperature of each element in the electrical cabinet still cannot be known, so that the overall temperature of the electrical cabinet is low, and the temperature of parts is high, thereby causing damage to the component and even possible electrical equipment failure, resulting in fire and other safety accidents.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a temperature monitoring device for low-voltage distribution cabinet to solve and propose among the above-mentioned background art and current mode and measure the regulator cubicle cabinet through temperature measuring equipment, but still can't understand the temperature of each component in the middle of the regulator cubicle, probably take place the holistic temperature ratio of switch board lower, and partial component temperature ratio is higher, thereby leads to the problem of this part damage.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a temperature monitoring device for low-voltage distribution cabinet, includes box and base, the inside of box is provided with the install bin, the inside fixed mounting of install bin has two sets of installation poles, the positive fixed mounting of installation pole has the record appearance, one side of box articulates there is the chamber door, the positive fixed mounting of chamber door has two sets of indicators, the bottom of indicator is provided with the display, the below of display is provided with two sets of control button, control button's top fixed mounting has the label, control button's below is provided with shift knob, the bottom fixed mounting of box has the base, the top fixed mounting of box has the warning light.
As an optimal technical scheme of the utility model, the front of base is provided with four group's construction bolts, the bottom fixed mounting of base has the cable export, one side of cable export is provided with the wire export.
As an optimal technical scheme of the utility model, the inboard top fixed mounting of base has the terminal block, the bottom distribution of terminal block has the wiring mouth.
As a preferred technical scheme of the utility model, the inboard fixed mounting of base has the rack, temperature sensor has been placed to the inboard of rack, temperature sensor's top is provided with the connecting block.
As a preferred technical scheme of the utility model, the box has the mounting panel with the both sides fixed mounting of base, and the front of mounting panel is provided with the through-hole.
As an optimal technical scheme of the utility model, the internal distribution of display has three group name displays, the fixed temperature display that is provided with in one side of name display.
As a preferred technical scheme of the utility model, the positive fixed mounting of chamber door has the handle, the back fixed mounting of chamber door has sealing rubber.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model relates to a temperature monitoring device for low-voltage distribution cabinet, can effectually monitor the temperature of the different positions in the middle of the switch board through being provided with multiunit temperature sensor, avoid appearing the temperature anomaly of the partial electric original paper of the internal portion of cabinet, prevent to take place this part and damage, the electrical equipment trouble can take place even, cause the problem of incident such as conflagration, simultaneously through adopting a set of data record ware, thereby can the different temperature sensor of effectual monitoring multiunit, reduce the cost that the device used, the mounting panel of while adoption, install the device in one side of regulator cubicle, make things convenient for personnel to control.
2. The utility model relates to a temperature monitoring device for low-voltage distribution cabinet can need not open the temperature in the middle of this device can observe the switch board through the display that is provided with, increases the convenience that the device used, reduces simultaneously the ash that advances of inside electrical equipment, and the life of improving device exports through the cable that adopts and can make things convenient for in the middle of the wire connection distribution box of this device with the wire, and the warning light of adoption can send the warning light when device internal plant temperature is than higher, reminds the staff to notice.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic side view of the present invention;
FIG. 3 is a schematic view of the internal structure of the oil storage barrel of the present invention;
fig. 4 is the schematic view of the transverse section structure of the oil storage barrel of the present invention.
In the figure: 1. a warning light; 2. installing a box; 3. a recorder; 4. a box body; 5. mounting a rod; 6. installing a bolt; 7. a base; 8. mounting a plate; 9. a cable outlet; 10. a box door; 11. sealing rubber; 12. a wire outlet; 13. an indication table; 14. a display; 15. a name display; 16. a handle; 17. a switch knob; 18. a temperature display; 19. a label; 20. a control button; 21. a junction block; 22. a wiring port; 23. connecting blocks; 24. placing a rack; 25. a temperature sensor.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the utility model provides a temperature monitoring device for low voltage power distribution cabinet, including box 4 and base 7, the inside of box 4 is provided with install box 2, box 4 is made of carbon steel, and the outside is coated with anti-corrosion coating, install box 2 that is provided with inside box 4 simultaneously can effectively protect inside record appearance 3, thereby prevent the problem of foreign object touching damage from happening, the inside fixed mounting of install box 2 has two sets of installation poles 5, installation pole 5 can effectively fix inside record appearance 3, avoid the record appearance 3 from rocking in the inside of the device, thereby cause the record appearance 3 to damage and drop, the problem of wire drop occurs, the front fixed mounting of installation pole 5 has record appearance 3, record appearance 3 adopts RX9600 record appearance and adopts high-speed, high performance 32-position cotex-M4 microprocessor simultaneously, can support 4 types of alarm settings of an upper limit, a lower limit and a lower limit, can support 4 types of alarm output, 1 path of analog output and 1 path of power distribution output to be optional, one side of the box body 4 is hinged with a box door 10, the box door 10 protects equipment in the device and prolongs the service life of the equipment in the device, two groups of indicating meters 13 are fixedly arranged on the front surface of the box door 10, the indicating meters 13 display the temperature of the device to prevent the device from being overhigh and influencing the service life of the device, a display 14 is arranged at the bottom of the indicating meters 13, the display 14 can display the equipment temperature of each equipment to facilitate observation of personnel, and is connected with the recorder 3 through a lead, so that two groups of control buttons 20 are arranged below the display 14, the control buttons 20 can control the running state of the device and are connected with the recorder 3 through leads, and a label 19 is fixedly arranged at the top of the control buttons 20, control button 20's below is provided with switch knob 17, and switch knob 17 can control this device and start and close, improves the convenience of use of device, is connected with record appearance 3 through the wire simultaneously, and the bottom fixed mounting of box 4 has base 7, and the top fixed mounting of box 4 has warning light 1, and warning light 1 can send the warning light when device internal plant temperature ratio is higher, reminds the staff to notice, is connected with record appearance 3 through the wire simultaneously.
Further, the front of base 7 is provided with four groups of construction bolts 6, and the apron is installed to accessible construction bolt 6 to protect various inside equipment, prevent that equipment from being taken place by the problem of foreign object damage, the bottom fixed mounting of base 7 has cable export 9, and cable export 9 can be fixed for the wire of this device, prevents that the problem of wire scattering from taking place, and one side of cable export 9 is provided with wire export 12, and wire export 12 is used for the wire of fixed temperature sensor 25, prevents that the problem of wire scattering from taking place.
Furthermore, a junction block 21 is fixedly mounted at the top of the inner side of the base 7, the junction block 21 can be connected with the recorder 3 through a wire, meanwhile, various sensors can be connected through the adopted junction block 21, wiring ports 22 are distributed at the bottom of the junction block 21, and the wiring ports 22 can be used for inserting wires, so that the convenience of installation of the device is improved.
Further the inboard fixed mounting of base 7 has rack 24, and temperature sensor 25 has been placed to rack 24's inboard, adopts GWB85 temperature sensor, principle: firstly, a +/-15V power supply is provided for a sensor, a crystal oscillator in an excitation circuit generates a 400Hz square wave, an alternating current excitation power supply is generated through a TDA2030 power amplifier and is transmitted from a static primary coil to a rotary secondary coil through an energy ring transformer T1, the obtained alternating current power supply obtains a +/-5V direct current power supply through an on-axis rectifier filter circuit, and the power supply is used as a working power supply of an operational amplifier AD 822; a high-precision stabilized power supply composed of a reference power supply AD589 and a double operational amplifier AD822 generates a precision direct-current power supply of +/-4.5V, the power supply is used as a bridge power supply and also used as a working power supply of an amplifier and a V/F converter, when an elastic shaft is twisted, a strain signal of mV grade obtained by the strain bridge detection is amplified into a strong signal of 1.5V +/-1V by an instrument amplifier AD620, the strong signal is converted into a frequency signal by the V/F converter LM131, the frequency signal is transmitted from a rotating primary coil to a static secondary coil by a signal ring transformer T2, and a frequency signal which is in direct proportion to the torque borne by the elastic shaft can be obtained by filtering and shaping by a signal processing circuit on a shell, the signal is TTL level and can be provided for a special secondary instrument or a frequency meter to display and can be directly sent to a computer to process, and because a gap of a few millimeters is only formed between a zero point, in addition, the upper part of the sensor shaft is sealed in the metal shell to form effective shielding, so that the sensor shaft has strong anti-interference capability, and the connecting block 23 is arranged on the top of the temperature sensor 25.
Further, box 4 and the both sides fixed mounting of base 7 have mounting panel 8, and this device is fixed to mounting panel 8 easy to assemble, improves the convenience of device installation, and mounting panel 8's front is provided with the through-hole, and the through-hole makes things convenient for equipment such as bolt to install.
Further, three groups of name displays 15 are distributed in the display 14, the name displays 15 display names of the electrical equipment, so that the name displays 15 are convenient for people to observe, a temperature display 18 is fixedly arranged on one side of each name display 15, and the temperature display 18 can display the temperature of the electrical equipment.
Further, a handle 16 is fixedly installed on the front surface of the door 10, the handle 16 can facilitate opening the door 10, and the sealing rubber 11 is fixedly installed on the back surface of the door 10.
During the specific use, install switch board one side with this device earlier, be the device switch on simultaneously, simultaneously for installing temperature sensor 25 in the middle of each electrical equipment, simultaneously then be connected temperature sensor 25 and junction block 21 through the wire, thereby then can show the equipment temperature of each equipment through display 14, make things convenient for personnel to observe, accessible shift knob 17 can control this device start-up and close simultaneously, improve the convenience in use of device, adopt warning light 1 simultaneously can be when device internal plant temperature is than higher, send the warning light, remind the staff to notice.
In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The temperature monitoring device for the low-voltage power distribution cabinet comprises a cabinet body (4) and a base (7), and is characterized in that an installation cabinet (2) is arranged inside the cabinet body (4), two sets of installation rods (5) are fixedly arranged inside the installation cabinet (2), a recorder (3) is fixedly arranged on the front side of each installation rod (5), a cabinet door (10) is hinged to one side of the cabinet body (4), two sets of indicating meters (13) are fixedly arranged on the front side of the cabinet door (10), a display (14) is arranged at the bottom of each indicating meter (13), two sets of control buttons (20) are arranged below the display (14), a label (19) is fixedly arranged at the top of each control button (20), a switch knob (17) is arranged below each control button (20), the base (7) is fixedly arranged at the bottom of the cabinet body (4), and a warning lamp (1) is fixedly arranged at the top of the box body (4).
2. The temperature monitoring device for the low-voltage power distribution cabinet according to claim 1, characterized in that: the front of base (7) is provided with four groups of construction bolts (6), the bottom fixed mounting of base (7) has cable export (9), one side of cable export (9) is provided with wire export (12).
3. The temperature monitoring device for the low-voltage power distribution cabinet according to claim 1, characterized in that: the top fixed mounting of base (7) inboard has terminal block (21), the bottom distribution of terminal block (21) has wiring mouth (22).
4. The temperature monitoring device for the low-voltage power distribution cabinet according to claim 1, characterized in that: the inner side of the base (7) is fixedly provided with a placing frame (24), the inner side of the placing frame (24) is provided with a temperature sensor (25), and the top of the temperature sensor (25) is provided with a connecting block (23).
5. The temperature monitoring device for the low-voltage power distribution cabinet according to claim 1, characterized in that: the box (4) and the two sides of the base (7) are fixedly provided with mounting plates (8), and through holes are formed in the front faces of the mounting plates (8).
6. The temperature monitoring device for the low-voltage power distribution cabinet according to claim 1, characterized in that: three groups of name displays (15) are distributed in the display (14), and a temperature display (18) is fixedly arranged on one side of each name display (15).
7. The temperature monitoring device for the low-voltage power distribution cabinet according to claim 1, characterized in that: the front surface of the box door (10) is fixedly provided with a handle (16), and the back surface of the box door (10) is fixedly provided with sealing rubber (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021591061.7U CN212571821U (en) | 2020-08-04 | 2020-08-04 | Temperature monitoring device for low-voltage power distribution cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021591061.7U CN212571821U (en) | 2020-08-04 | 2020-08-04 | Temperature monitoring device for low-voltage power distribution cabinet |
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| Publication Number | Publication Date |
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| CN212571821U true CN212571821U (en) | 2021-02-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021591061.7U Active CN212571821U (en) | 2020-08-04 | 2020-08-04 | Temperature monitoring device for low-voltage power distribution cabinet |
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| CN (1) | CN212571821U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114498374A (en) * | 2021-12-17 | 2022-05-13 | 南京镒铧科技有限公司 | Lightning protection box with alarm function for power lightning protection module and using method thereof |
-
2020
- 2020-08-04 CN CN202021591061.7U patent/CN212571821U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114498374A (en) * | 2021-12-17 | 2022-05-13 | 南京镒铧科技有限公司 | Lightning protection box with alarm function for power lightning protection module and using method thereof |
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