Power distribution cabinet temperature measuring device

Abstract

The utility model discloses a temperature measuring device for a power distribution cabinet. The temperature measuring device comprises a measuring device body and a liquid crystal display screen arranged at the upper end of the measuring device body, when the temperature measuring device for the power distribution cabinet is used, a magnetic plate is glued in a second placement groove, so that the magnetic plate is mounted in a mounting frame, then the mounting frame is clamped into a first placement groove, meanwhile, a clamping block is clamped into a clamping groove, and then the clamping block and the clamping groove are fixed through a fastening nut; the power distribution cabinet is generally made of a steel material, so that the measuring device body is adsorbed to the interior of the power distribution cabinet through the magnetic plate, then the temperature in the power distribution cabinet is measured, and through the arrangement of the mounting frame, the first placement groove, the clamping block and the clamping groove, the temperature in the power distribution cabinet is measured. The installation stability and the disassembly convenience of the magnetic plate are enhanced, and the installation convenience of the power distribution cabinet temperature measuring device is enhanced through the arrangement of the disassembly plate.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the related technical field of power system monitoring and protection, and particularly relates to a power distribution cabinet temperature measuring device. BACKGROUND

[0002] The power distribution cabinet temperature measuring device is mainly used for monitoring the temperature inside the power distribution cabinet to prevent equipment failure, performance decline or safety accidents caused by overheating. The device can track the temperature change inside the power distribution cabinet in real time, discover potential heat problems in time, and remind the management personnel to take corresponding measures through the early warning function to ensure the stable operation of the power system. The existing power distribution cabinet temperature measuring device is mainly composed of a measuring device body, display lights, a liquid crystal display, sound holes, control buttons, a temperature sensor, a transmission line, a buzzer, a microprocessor and a signal adjusting device. The existing power distribution cabinet temperature measuring device is mostly directly inlaid with a magnetic plate at the bottom of the measuring device body during use. This installation method is not convenient for replacing the magnetic plate. Therefore, a power distribution cabinet temperature measuring device is necessary. SUMMARY

[0003] The utility model discloses a power distribution cabinet temperature measuring device to solve the problem that the existing power distribution cabinet temperature measuring device is mostly directly inlaid with a magnetic plate at the bottom of the measuring device body during use, and this installation method is not convenient for replacing the magnetic plate.

[0004] To achieve the above object, the utility model provides the following technical scheme: a power distribution cabinet temperature measuring device, comprising

[0005] The measuring device body and the liquid crystal display arranged at the upper end position of the measuring device body;

[0006] The upper end of the measuring device body is respectively provided with control buttons and display lights at the front side and the rear side positions of the liquid crystal display;

[0007] The left and right side positions of the measuring device body are provided with sound holes;

[0008] The internal position of the measuring device body is provided with a hollow cavity, and the internal position of the hollow cavity is sequentially provided with a signal conditioning device, a microprocessor and a buzzer from left to right;

[0009] The lower end position of the measuring device body is provided with a temperature sensor;

[0010] The temperature sensor, the signal conditioning device, the microprocessor and the buzzer are connected through the transmission line;

[0011] The lower end of the measuring device body is internally provided with a first placing groove at the front and rear positions of the temperature sensor, the lower end of the measuring device body is internally provided with a clamping groove at the front and rear positions of the first placing groove, a mounting frame is mounted at the internal position of the first placing groove, a clamping block is connected at the internal position of the clamping groove and at the front and rear positions of the mounting frame, and a magnetic plate is mounted at the internal position of the mounting frame.

[0012] The internal side of the mounting frame is provided with a second placing groove at the external position of the magnetic plate, and the magnetic plate and the second placing groove are connected by means of cementing.

[0013] The mounting frame and the clamping block are in an integrated structure, and the mounting frame and the clamping block are both made of silica gel material.

[0014] An installation hole is arranged at the internal position of the clamping block, a connecting hole is arranged at the internal upper end of the clamping groove and at the corresponding position of the installation hole, and internal threads are arranged at the internal wall positions of the installation hole and the connecting hole.

[0015] A fastening nut is mounted at the internal upper end of the clamping block, and external threads are arranged at the external wall position of the fastening nut.

[0016] The fastening nut is connected with the internal threads of the installation hole and the connecting hole through the external threads of the external wall, so that the mounting frame is fixed at the lower end of the power distribution cabinet temperature measuring device, and the installation of the mounting frame is further strengthened in stability through the installation of the installation hole, the connecting hole and the fastening nut.

[0017] The signal conditioning device needs to amplify, filter and linearize the electrical signal output by the temperature sensor before reading and analyzing, the microprocessor is used for reading the conditioned signal and converting it into a digital signal, so that the computer or control system can process it.

[0018] An electronic device is further mounted at the internal position of the measuring device body, the liquid crystal display screen, the control button, the temperature sensor, the microprocessor and the signal conditioning device are connected with the electronic device through a power line, and the temperature of the power distribution cabinet is detected by the measuring device body through the temperature sensor, the signal conditioning device and the microprocessor.

[0019] Compared with the prior art, the power distribution cabinet temperature measuring device has the following beneficial effects:

[0020] The utility model discloses an improved power distribution cabinet temperature measuring device, when using the power distribution cabinet temperature measuring device, first, the magnetic plate is glued in the inside of the second placing groove, so that the magnetic plate is installed in the inside of the mounting frame, then the mounting frame is clamped into the inside of the first placing groove, at the same time, the clamping block is clamped into the inside of the clamping groove, then the clamping block and the clamping groove are fixed through the fastening nut, so that the magnetic plate is installed at the lower end of the measuring device body, because the power distribution cabinet is generally made of steel material, so the measuring device body is adsorbed on the inside of the power distribution cabinet through the magnetic plate, when the temperature in the inside of the power distribution cabinet rises, the temperature sensor senses the temperature and converts the temperature into an electric signal, which is transmitted to the signal conditioning device through the transmission line, the signal conditioning device needs to amplify, filter and linearize the electric signal output by the temperature sensor, and then the electric signal is transmitted to the microprocessor through the transmission line, the microprocessor is used for reading the conditioned signal, and converts the signal into a digital signal, so that the computer or control system can process, when the temperature in the inside of the power distribution cabinet is too high, the buzzer will vibrate under the signal transmission of the microprocessor, thereby issuing an alarm through the sound hole, through the setting of the mounting frame, the first placing groove, the clamping block and the clamping groove, the stability of the magnetic plate installation and the convenience of disassembly are strengthened, and through the setting of the disassembly plate, the convenience of the power distribution cabinet temperature measuring device installation is strengthened. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is overall structural schematic view of the utility model power distribution cabinet temperature measuring device.

[0022] Figure 2 It is the structure schematic view of the utility model power distribution cabinet temperature measuring device back.

[0023] Figure 3 It is the structure schematic view of the utility model power distribution cabinet temperature measuring device not installing magnetic plate.

[0024] Figure 4 It is the structure schematic view of the utility model power distribution cabinet temperature measuring device inside.

[0025] Figure 5 It is the structure schematic view of the utility model power distribution cabinet temperature measuring device clamping block amplification.

[0026] Figure 6 It is the structure schematic view of the utility model power distribution cabinet temperature measuring device clamping groove amplification.

[0027] Figure 7 It is the structure schematic view of the utility model power distribution cabinet temperature measuring device first placing groove amplification.

[0028] In the figure: 1, measuring device body; 2, display lamp; 3, liquid crystal display screen; 4, sound hole; 5, control button; 6, temperature sensor; 7, magnetic plate; 8, first placement slot; 9, clamping groove; 10, transmission line; 11, buzzer; 12, microprocessor; 13, hollow cavity; 14, signal conditioning device; 15, clamping block; 16, mounting frame; 17, second placement slot; 18, mounting hole; 19, connecting hole; 20, fastening nut. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0030] The utility model provides a kind of power distribution cabinet temperature measuring device as shown in Figures 1-7 A kind of power distribution cabinet temperature measuring device, including measuring device body 1 and the liquid crystal display screen 3 of being set at the upper end position of measuring device body 1;The upper end of measuring device body 1 and the front side and rear side position of liquid crystal display screen 3 are respectively provided with control button 5 and display lamp 2;The left and right side positions of measuring device body 1 are provided with sound hole 4;The inside position of measuring device body 1 is provided with hollow cavity 13, signal conditioning device 14, microprocessor 12 and buzzer 11 are sequentially installed in the inside position of hollow cavity 13 from left to right;Temperature sensor 6 is installed at the lower end position of measuring device body 1;Temperature sensor 6, signal conditioning device 14, signal conditioning device 14, microprocessor 12 and buzzer 11 are all connected by transmission line 10;The inside of the lower end of measuring device body 1 and the front and rear side positions of temperature sensor 6 are provided with first placement slot 8, the inside of the lower end of measuring device body 1 and the front and rear side positions of first placement slot 8 are provided with clamping groove 9, mounting frame 16 is installed at the inside position of first placement slot 8, clamping block 15 is connected at the inside of clamping groove 9 and the front and rear side positions of mounting frame 16, magnetic plate 7 is installed at the inside position of mounting frame 16, the stability of the installation of magnetic plate 7 and the convenience of disassembly are strengthened by the setting of mounting frame 16, first placement slot 8, clamping block 15 and clamping groove 9, and the convenience of installation of power distribution cabinet temperature measuring device is strengthened by the setting of disassembly plate.

[0031] As shown in Figure 1 , Figure 2 , Figure 3 And Figure 4As shown, in order to enhance the stability of the installation and the convenience of the disassembly of the magnetic plate 7, when using the power distribution cabinet temperature measuring device, first, the magnetic plate 7 is glued inside the second placement groove 17, so that the magnetic plate 7 is installed inside the mounting frame 16, then the mounting frame 16 is clamped into the inside of the first placement groove 8, at the same time, the clamping block 15 is clamped into the clamping groove 9, then the clamping block 15 and the clamping groove 9 are fixed by the fastening nut 20, so that the magnetic plate 7 is installed at the lower end of the measuring device body 1, since the power distribution cabinet is generally made of steel material, so the measuring device body 1 is adsorbed on the inside of the power distribution cabinet through the magnetic plate 7, when the temperature inside the power distribution cabinet rises, the temperature sensor 6 senses the temperature and converts the temperature into an electrical signal through the transmission line 10 to the signal conditioning device 14, the signal conditioning device 14 needs to amplify, filter and linearize the electrical signal output by the temperature sensor 6, and then transmit it to the microprocessor 12 through the transmission line 10, the microprocessor 12 is used to read the conditioned signal and convert it into a digital signal, so that the computer or control system can process it, when the inside of the power distribution cabinet is too high, the buzzer 11 will vibrate when receiving the signal transmitted by the microprocessor 12, thereby issuing an alarm through the sound hole 4, through the setting of the mounting frame 16, the first placement groove 8, the clamping block 15 and the clamping groove 9, the stability of the installation and the convenience of the disassembly of the magnetic plate 7 are enhanced, and the setting of the disassembly plate enhances the convenience of the installation of the power distribution cabinet temperature measuring device.

[0032] The inner side of the mounting frame 16 and the outer side of the magnetic plate 7 are provided with a second placement groove 17, and the magnetic plate 7 and the second placement groove 17 are connected by gluing. The mounting frame 16 and the clamping block 15 are of an integrated structure, and both the mounting frame 16 and the clamping block 15 are made of silica gel material. The inner side of the clamping block 15 is provided with a mounting hole 18. The upper end of the clamping groove 9 is provided with a connecting hole 19 corresponding to the mounting hole 18. The inner wall of the mounting hole 18 and the connecting hole 19 is provided with an internal thread. The mounting hole 18 and the connecting hole 19 are internally provided with a fastening nut 20 at the upper end of the clamping block 15. The outer wall of the fastening nut 20 is provided with an external thread. The fastening nut 20 is connected with the mounting hole 18 and the connecting hole 19 through the external thread of the outer wall and the internal thread of the inner wall, so that the mounting frame 16 is fixed at the lower end of the power distribution cabinet temperature measuring device. Through the setting of the mounting hole 18, the connecting hole 19 and the fastening nut 20, the stability of the installation of the mounting frame 16 is further enhanced.

[0033] As shown in the drawings, Figure 5 , Figure 6 and Figure 7As shown, in order to further enhance the stability of the installation of the mounting frame 16, when using the temperature measuring device of the distribution cabinet, the magnetic plate 7 is first glued to the inside of the second placement groove 17, so that the magnetic plate 7 is installed inside the mounting frame 16, and then the mounting frame 16 is clamped into the inside of the first placement groove 8, and the clamping block 15 is clamped into the inside of the clamping slot 9, so that the mounting hole 18 inside the clamping block 15 is aligned with the connecting hole 19 inside the upper end of the clamping slot 9, and then the fastening nut 20 is inserted into the inside of the mounting hole 18 and the connecting hole 19. The fastening nut 20 is connected to the inner wall of the mounting hole 18 and the connecting hole 19 through the external thread of the outer wall, so that the mounting frame 16 is fixed to the lower end of the temperature measuring device of the distribution cabinet, and then the magnetic plate 7 is installed at the lower end of the measuring device body 1. Through the setting of the mounting hole 18, the connecting hole 19 and the fastening nut 20, the stability of the installation of the mounting frame 16 is further enhanced, so that the temperature measuring device of the distribution cabinet can be better installed inside the distribution cabinet.

[0034] The signal conditioning device 14 needs to amplify, filter and linearize the electrical signal output by the temperature sensor 6 before it can be read and analyzed. The microprocessor 12 is used to read the conditioned signal and convert it into a digital signal so that the computer or control system can process it. Electronics are also installed in the internal position of the measuring device body 1. The LCD display 3, control button 5, temperature sensor 6, microprocessor 12 and signal conditioning device 14 are connected to the electronics through a power cord. Through the setting of the temperature sensor 6, signal conditioning device 14 and microprocessor 12, the detection of the distribution cabinet temperature by the measuring device body 1 is enhanced.

[0035] like Figure 1 and Figure 4 As shown, in order to strengthen the detection of the temperature of the distribution cabinet by the measuring device body 1, when the distribution cabinet temperature measuring device is used, when the temperature inside the distribution cabinet rises, the temperature sensor 6 senses the temperature and converts the temperature into an electrical signal and transmits it to the signal conditioning device 14 through the transmission line 10. The signal conditioning device 14 needs to amplify, filter and linearize the electrical signal output by the temperature sensor 6 and then transmit it to the microprocessor 12 through the transmission line 10. The microprocessor 12 is used to read the conditioned signal and convert it into a digital signal so that the computer or control system can process it. When the temperature inside the distribution cabinet is too high, the buzzer 11 will vibrate due to the signal transmitted by the microprocessor 12, thereby issuing an alarm through the sound outlet 4. Through the setting of the temperature sensor 6, the signal conditioning device 14 and the microprocessor 12, the detection of the temperature of the distribution cabinet by the measuring device body 1 is strengthened, so that the distribution cabinet temperature measuring device can be better used.

[0036] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the foregoing embodiments of the present application has been described in detail, for the skilled in the art, it still can be modified, or for part of the technical features of the equivalent replacement, the spirit and principles of the present application, made any modification, equivalent replacement, improvement, etc., should be included within the scope of the present application.

Claims

1. A power distribution cabinet temperature measuring device, comprising a measuring device body (1) and a liquid crystal display screen (3) arranged at the upper end position of the measuring device body (1); a control button (5) and a display lamp (2) are arranged at the front and rear positions of the upper end of the measuring device body (1), respectively; sound holes (4) are arranged at the left and right positions of the measuring device body (1); a hollow cavity (13) is arranged at the inner position of the measuring device body (1), and a signal conditioning device (14), a microprocessor (12) and a buzzer (11) are sequentially installed at the inner position of the hollow cavity (13) from left to right; a temperature sensor (6) is installed at the lower end position of the measuring device body (1); the temperature sensor (6), the signal conditioning device (14), the signal conditioning device (14) and the microprocessor (12), and the microprocessor (12) and the buzzer (11) are connected through transmission lines (10); characterized in that a first placement groove (8) is arranged at the front and rear positions of the inner lower end of the measuring device body (1) and the temperature sensor (6), a clamping groove (9) is arranged at the front and rear positions of the inner lower end of the measuring device body (1) and the first placement groove (8), an installation frame (16) is installed at the inner position of the first placement groove (8), a clamping block (15) is connected at the inner position of the clamping groove (9) and the front and rear positions of the installation frame (16), a magnetic plate (7) is installed at the inner position of the installation frame (16), and the installation stability and disassembly convenience of the magnetic plate (7) are enhanced through the installation of the installation frame (16), the first placement groove (8), the clamping block (15) and the clamping groove (9), and the installation convenience of the power distribution cabinet temperature measuring device is enhanced through the installation of the disassembly plate.

2. The power distribution cabinet temperature measuring device of claim 1, wherein: A second placement groove (17) is arranged at the outer side position of the magnetic plate (7) and the inner side of the installation frame (16), and the magnetic plate (7) and the second placement groove (17) are connected by cementing.

3. The power distribution cabinet temperature measuring device of claim 2, wherein: The installation frame (16) and the clamping block (15) are of an integral structure, and the installation frame (16) and the clamping block (15) are both made of silica gel material.

4. The power distribution cabinet temperature measuring device of claim 3, wherein: An installation hole (18) is arranged at the inner position of the clamping block (15), a connecting hole (19) is arranged at the inner upper end of the clamping groove (9) and the corresponding position of the installation hole (18), and internal threads are arranged at the inner wall positions of the installation hole (18) and the connecting hole (19).

5. The power distribution cabinet temperature measuring device of claim 4, wherein: A fastening nut (20) is installed at the inner upper end position of the clamping block (15) and the installation hole (18) and the connecting hole (19), and external threads are arranged at the outer wall position of the fastening nut (20).

6. The power distribution cabinet temperature measuring device of claim 5, wherein: The fastening nut (20) is connected with the outer thread of the outer wall and the inner thread of the inner wall of the mounting hole (18) and the connecting hole (19), so that the mounting frame (16) is fixed at the lower end of the power distribution cabinet temperature measuring device, and through the arrangement of the mounting hole (18), the connecting hole (19) and the fastening nut (20), the stability of the mounting of the mounting frame (16) is further improved.

7. The power distribution cabinet temperature measuring device of claim 1, wherein: The signal conditioning device (14) needs to amplify, filter and linearize the electrical signal output by the temperature sensor (6) before reading and analyzing, and the microprocessor (12) is used to read the conditioned signal and convert it into a digital signal so that the computer or control system can process it.

8. The power distribution cabinet temperature measuring device of claim 1, wherein: The inside of the measuring device body (1) is also provided with an electronic, and the liquid crystal display screen (3), the control button (5), the temperature sensor (6), the microprocessor (12) and the signal conditioning device (14) are connected with the electronic through power lines, and through the arrangement of the temperature sensor (6), the signal conditioning device (14) and the microprocessor (12), the detection of the measuring device body (1) on the temperature of the power distribution cabinet is improved.

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