CN214845403U

CN214845403U - Intelligent on-line monitor for electric energy quality

Info

Publication number: CN214845403U
Application number: CN202121382476.8U
Authority: CN
Inventors: 曹立明; 曹斯嘉
Original assignee: Hebei Changli Electric Technology Co ltd
Current assignee: Hebei Changli Electric Technology Co ltd
Priority date: 2021-06-21
Filing date: 2021-06-21
Publication date: 2021-11-23
Anticipated expiration: 2031-06-21

Abstract

The utility model discloses an electric energy quality intelligence on-line monitoring appearance, including the protective housing, hinge connection has the upper cover on the protective housing, and the lower terminal surface symmetry of protective housing is provided with the sliding tray, and the sliding tray inboard slides and is provided with the uide pin, and the upper end of uide pin is fixed with the installing frame, has cup jointed first spring on the uide pin, and the both ends of first spring are connected with protective housing and installing frame respectively, and the monitor is installed to the installing frame inboard, and the lower extreme symmetry of protective housing is provided with the universal wheel. The utility model is positioned at the inner sides of the protective shell and the upper cover, and can be protected by the protective shell and the upper cover, thereby avoiding collision and damage, and the monitoring instrument can be buffered by the elastic force of the first spring and the second spring when the stress jolts, thereby avoiding jolt damage; blow to the protective housing inside through the fan to utilize the semiconductor refrigeration piece to cool down the protective housing inside air, can improve the radiating effect of monitor.

Description

Intelligent on-line monitor for electric energy quality

Technical Field

The utility model relates to an electric energy quality on-line monitoring technical field specifically is electric energy quality intelligence on-line monitoring appearance.

Background

The power system has a large number of nonlinear, impact and fluctuating loads, such as high-power frequency conversion equipment and dragging devices, electrified railways, rectifying equipment in the electrochemical industry, induction heating furnaces, electric arc furnaces and the like, and the loads cause waveform distortion, voltage fluctuation, flicker, three-phase imbalance and asymmetry of a power grid, so that the power quality of the power grid is seriously reduced. Meanwhile, precise electronic instruments controlled by a microprocessor based on a computer are widely used in national economic enterprises, the sensitivity degree to the power supply quality is higher and higher, and higher requirements are provided for the power quality, so that the power quality problem and the solution thereof gradually become the research focus. The method comprises the steps of firstly, accurately detecting and analyzing the power quality, measuring the power quality level of the power grid, analyzing and judging reasons causing various power quality problems, and providing a basis for improving the power quality.

At present, when the electric energy quality on-line monitoring instrument is used, the electric energy quality on-line monitoring instrument is easy to shake and topple due to external force factors, so that internal parts of the electric energy quality on-line monitoring instrument are loose and messy, the electric energy quality on-line monitoring instrument cannot normally perform detection work, and the work monitoring effect is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electric energy quality intelligence on-line monitoring appearance to solve external force and lead to the monitor to receive to collide with and shake and influence the use problem.

In order to achieve the above object, the utility model provides a following technical scheme: electric energy quality intelligence on-line monitoring appearance, including the protective housing, hinge connection has the upper cover on the protective housing, the lower terminal surface symmetry of protective housing is provided with the sliding tray, the sliding tray inboard slides and is provided with the uide pin, the upper end of uide pin is fixed with the installing frame, first spring has been cup jointed on the uide pin, the both ends of first spring are connected with protective housing and installing frame respectively, and elasticity through first spring gives in the installing frame when jolting from top to bottom along the sliding tray with the buffering, the monitor is installed to the installing frame inboard, the lower extreme symmetry of protective housing is provided with the universal wheel, and the universal wheel sets up the removal that makes things convenient for equipment.

Preferably, the bilateral symmetry of installing frame is provided with the installation piece, and the symmetry is rotated on the installation piece and is connected with U type pole, and roll connection has the pulley on the U type pole, and the pulley links to each other with the protective housing inner wall, and the installing frame moves about along the sliding tray, and the protective housing is given the buffering through pulley butt.

Preferably, a second spring is arranged between the U-shaped rods, and the elasticity of the second spring is used for buffering when the U-shaped rods rotate along the mounting block.

Preferably, the mounting frame is symmetrically and threadedly connected with positioning bolts, and the positioning bolts extrude the monitor on the inner side of the mounting frame inwards to position the monitor.

Preferably, the upper cover is provided with the installing port, and the fan is installed to the inboard in the installing port, and the fan is rotatory dispels the heat to the semiconductor refrigeration piece face of heating, and inside the rotatory wind that produces of fan blew in the protective housing through the air inlet simultaneously, and heat dissipation net gape and air inlet are installed to the side symmetry in the installing port, and the heat dissipation net gape is used for the outside heat dissipation of semiconductor refrigeration piece.

Preferably, semiconductor refrigeration pieces are symmetrically installed on the inner side of the installation opening, the heating surface of each semiconductor refrigeration piece is blown to dissipate heat through rotation of a fan, the refrigeration surface of each semiconductor refrigeration piece faces the inner side of the protection shell, and the air inside the protection shell is cooled through the refrigeration surface of each semiconductor refrigeration piece.

Preferably, the installation port is internally provided with a dustproof net, and the dustproof net is arranged to prevent dust from entering the installation port.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model is positioned at the inner sides of the protective shell and the upper cover, and can be protected by the protective shell and the upper cover, thereby avoiding collision and damage, and the monitoring instrument can be buffered by the elastic force of the first spring and the second spring when the stress jolts, thereby avoiding jolt damage; blow to the protective housing inside through the fan to utilize the semiconductor refrigeration piece to cool down the protective housing inside air, can improve the radiating effect of monitor.

Drawings

FIG. 1 is a sectional view of the overall structure of the present invention;

fig. 2 is a schematic view of the overall structure of the present invention.

In the figure: the device comprises a protective shell 1, a sliding groove 11, a universal wheel 12, a guide pin 13, a first spring 14, a mounting frame 2, a positioning bolt 21, a mounting block 22, a 23U-shaped rod, a pulley 24, a second spring 25, a monitor 26, an upper cover 3, a mounting opening 31, an air inlet 32, a heat dissipation net opening 33, a semiconductor refrigeration piece 34, a fan 35 and a dust screen 36.

Detailed Description

Please refer to fig. 1 and 2, an intelligent online monitor for power quality, comprising a protective shell 1, an upper cover 3 is hinged on the protective shell 1, a sliding groove 11 is symmetrically arranged on the lower end surface of the protective shell 1, a guide pin 13 is slidably arranged on the inner side of the sliding groove 11, an installation frame 2 is fixed on the upper end of the guide pin 13, a first spring 14 is sleeved on the guide pin 13, two ends of the first spring 14 are respectively connected with the protective shell 1 and the installation frame 2, the elastic force of the first spring 14 provides buffering when the installation frame 2 jolts up and down along the sliding groove 11, a monitor 26 is installed on the inner side of the installation frame 2, a universal wheel 12 is symmetrically arranged on the lower end of the protective shell 1, and the universal wheel 12 is convenient for moving equipment.

Referring to fig. 1, the mounting blocks 22 are symmetrically arranged on two sides of the mounting frame 2, the mounting blocks 22 are symmetrically and rotatably connected with U-shaped rods 23, pulleys 24 are connected to the U-shaped rods 23 in a rolling manner, the pulleys 24 are connected with the inner wall of the protective shell 1, the mounting frame 2 moves left and right along the sliding groove 11, and the pulleys 24 abut against the protective shell 1 to buffer.

Referring to fig. 1, a second spring 25 is disposed between the U-shaped bars 23, and the U-shaped bars 23 are buffered by the elasticity of the second spring 25 when rotating along the mounting block 22.

Referring to fig. 1, the mounting frame 2 is symmetrically and threadedly connected with positioning bolts 21, and the positioning bolts 21 inwardly press the monitor 26 on the inner side of the mounting frame 2 to position the monitor.

Referring to fig. 1 and 2, the upper cover 3 is provided with a mounting opening 31, a fan 35 is installed inside the mounting opening 31, the fan 35 rotates to radiate heat from the heating surface of the semiconductor chilling plate 34, meanwhile, air generated by the rotation of the fan 35 is blown into the protective shell 1 through the air inlet 32, a heat dissipation mesh opening 33 and the air inlet 32 are symmetrically installed inside the mounting opening 31, and the heat dissipation mesh opening 33 is used for the semiconductor chilling plate 34 to radiate heat outwards.

Referring to fig. 1, the semiconductor refrigeration sheets 34 are symmetrically installed on the inner side of the installation opening 31, the heating surface of the semiconductor refrigeration sheet 34 is blown to radiate heat by the rotation of the fan 35, the refrigeration surface of the semiconductor refrigeration sheet 34 faces the inner side of the protection shell 1, and the air inside the protection shell 1 is cooled by the refrigeration surface of the semiconductor refrigeration sheet 34.

Referring to fig. 1, a dust screen 36 is installed inside the installation opening 31, and the dust screen 36 is disposed to prevent dust from entering the installation opening 31.

The utility model discloses when concrete implementation: when the monitor is used, because the monitor 26 is fixed on the inner side of the mounting frame 2, and the mounting frame 2 is positioned in the protective shell 1, the monitor 26 can be protected through the protective shell 1 and the upper cover 3, the monitor 26 is damaged by collision, and the protective shell 1 is buffered by the elastic force of the first spring 14 when stressed up and down and buffered by the elastic force of the second spring 25 when stressed left and right, so that the bumping damage can be avoided; the monitor 26 is blown into the protective case 1 through the air inlet 32 by the fan 35, and the air inside the protective case 1 is cooled by the semiconductor cooling fins 34, so that the heat dissipation effect of the monitor 26 can be improved.

Claims

1. Electric energy quality intelligence on-line monitoring appearance, including protective housing (1), its characterized in that: hinge connection has upper cover (3) on protective housing (1), the lower terminal surface symmetry of protective housing (1) is provided with sliding tray (11), sliding tray (11) inboard slides and is provided with uide pin (13), the upper end of uide pin (13) is fixed with installing frame (2), first spring (14) have been cup jointed on uide pin (13), the both ends of first spring (14) are connected with protective housing (1) and installing frame (2) respectively, monitor (26) are installed to installing frame (2) inboard, the lower extreme symmetry of protective housing (1) is provided with universal wheel (12).

2. The intelligent on-line monitor for electric energy quality according to claim 1, characterized in that: the mounting frame is characterized in that mounting blocks (22) are symmetrically arranged on two sides of the mounting frame (2), U-shaped rods (23) are symmetrically and rotatably connected to the mounting blocks (22), pulleys (24) are connected to the U-shaped rods (23) in a rolling mode, and the pulleys (24) are connected with the inner wall of the protective shell (1).

3. The intelligent on-line monitor for electric energy quality according to claim 2, characterized in that: a second spring (25) is arranged between the U-shaped rods (23).

4. The intelligent on-line monitor for electric energy quality according to claim 1, characterized in that: and the mounting frame (2) is symmetrically in threaded connection with positioning bolts (21).

5. The intelligent on-line monitor for electric energy quality according to claim 1, characterized in that: the upper cover (3) is provided with a mounting opening (31), a fan (35) is mounted on the inner side of the mounting opening (31), and a radiating net opening (33) and an air inlet (32) are symmetrically mounted on the inner side of the mounting opening (31).

6. The intelligent on-line monitor for electric energy quality according to claim 5, characterized in that: semiconductor refrigeration pieces (34) are symmetrically arranged on the inner side of the mounting opening (31).

7. The intelligent on-line monitor for electric energy quality according to claim 5, characterized in that: and a dust screen (36) is arranged on the inner side of the mounting opening (31).