Display screen for microcomputer-controlled direct-current power supply

Abstract

The utility model relates to the technical field of direct-current power supply screens, in particular to a display screen for a microcomputer control direct-current power supply, which comprises a cabinet body, supports are symmetrically and fixedly mounted on the cabinet body, driving motors are fixedly mounted on the two supports, fan blades are fixedly mounted at driving ends of the two driving motors, and the fan blades are fixedly mounted on the cabinet body. According to the utility model, the driving motor is installed on the cabinet body, the driving motor drives the fan blades to rotate to extract air in the cabinet body, the atmospheric pressure in the cabinet body is lower than that outside the cabinet body, and the air outside the cabinet body enters the cabinet body after being filtered by the filter element so as to circulate; and heat generated by equipment in the cabinet body can be taken away in the air circulation process, so that the effect of automatically cooling the equipment in the cabinet body is achieved, and the problem that the use cost is high due to the fact that a cooling system is used and installed in a small place where a display screen for a microcomputer-controlled direct-current power supply cannot dissipate heat in the prior art is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to direct current power supply screen technical field especially relates to a microcomputer control direct current power supply display screen. BACKGROUND

[0002] Direct current screen is widely used in power plant, transformer substation, power distribution room and other places, is through charging module unit, voltage reduction silicon chain unit, direct current feeder unit, monitoring module etc. Many unit modules change voltage, rectification, reliable for power system provide direct current power, direct current screen when using its internal equipment can produce heat, some large place because its use direct current screen equipment is much, can install cooling system in control room to it cooling, but some smaller place needed to use to the equipment is less in the whole control room internal installation cooling system operation cost is high, and waste power. SUMMARY

[0003] Therefore, the utility model discloses a microcomputer control direct current power supply display screen to solve the problem that the microcomputer control direct current power supply display screen of prior art cannot be used in small places and install cooling system with high cost.

[0004] To achieve the above purposes, the utility model provides a microcomputer control direct current power supply display screen, including the cabinet, the cabinet is fixedly installed with the support symmetry, two drive motors are fixedly installed on two supports, the drive end of two drive motors is fixedly installed with the fan blade, the cabinet is fixedly set with the air inlet groove symmetry, two filter elements are clamped in two air inlet grooves.

[0005] As a preferred technical scheme of the utility model, the cabinet is rotatably clamped with a baffle at the position of two air inlet grooves, the top of the air inlet groove is fixedly installed with a positioning rod on the two sides of the cabinet, and a limiting baffle is rotatably clamped on the two positioning rods.

[0006] As a preferred technical scheme of the utility model, the first clamping block is fixedly installed in the cabinet by bolts, the second clamping block is slidably clamped on the first clamping block, and the temperature sensor is fixedly installed on the second clamping block by bolts.

[0007] As a preferred technical scheme of the utility model, the operation panel is rotatably clamped in the cabinet, and the operation panel is fixedly installed with a plurality of value screens, touch screens and indicator lights on the outward side.

[0008] As a preferred technical scheme of the utility model, the door plate is rotatably clamped on the cabinet, the observation panel is fixedly installed on the door plate, and the handle is fixedly installed on the door plate.

[0009] As a preferred technical scheme of the utility model, the bottom four corners of the cabinet body are fixedly provided with support columns, and the bottoms of the plurality of support columns are threadedly provided with adjusting rods.

[0010] The utility model discloses the beneficial effect: the utility model discloses, install drive motor on the cabinet body, drive motor drives the fan blade rotation to extract the air in the cabinet body, the atmospheric pressure in the cabinet body is lower than the cabinet body outside, the air of the cabinet body outside is filtered after the filter core and enters the cabinet body interior to this circulation, the heat generated in the equipment of the cabinet body can be taken away in the process of air circulation, reaches the effect of the equipment in the cabinet body can be independently cooled, solves the display screen of the microcomputer control direct current power supply of prior art and cannot heat dissipation small -size place use installation cooling system use cost high problem. BRIEF DESCRIPTION OF DRAWINGS

[0011] In order to more clearly illustrate the technical scheme in the utility model or prior art, the following will be to the embodiment or prior art description needed to use the drawing briefly introduced, obviously, the following description in the drawing is only the utility model, for the ordinary skilled person in the art comes, under the premise of not paying the creative labor, still can obtain other drawings according to these drawings.

[0012] Fig. 1 It is the structure schematic view of the utility model.

[0013] Fig. 2 It is the structure schematic view after splitting in the utility model.

[0014] Fig. 3 It is the drive motor and the fan blade connection structure schematic view in the utility model.

[0015] Marked as in the drawing: 1, cabinet body;11, support;12, drive motor;13, fan blade;14, air inlet groove;15, filter core;16, baffle;17, positioning rod;18, limit baffle;2, first clamping block;21, second clamping block;22, temperature sensor;3, operation panel;31, numerical screen;32, touch screen;33, indicator light;4, door panel;41, observation panel;42, handle;5, support column;6, adjusting rod. DETAILED DESCRIPTION

[0016] In order to make the purpose, technical scheme and advantage of the utility model more clearly, the following is further detailed to the utility model in combination with specific embodiment.

[0017] It should be noted that, unless otherwise defined, technical or scientific terms used in the present application should be understood as their common meanings to those skilled in the art to which the present application belongs. The terms "first", "second" and similar terms used in the present application do not represent any order, number or importance, but are only used to distinguish different components. The terms "include" or "contain" and similar terms mean that the elements or objects before the terms cover the elements or objects listed after the terms and their equivalents, without excluding other elements or objects. The terms "connect" or "connected" and similar terms are not limited to physical or mechanical connections, but can include electrical connections, whether direct or indirect. "Up", "down", "left", "right" and the like are only used to represent relative positional relationships, which may change accordingly when the absolute position of the described object changes.

[0018] As shown in Figs. 1-3 The utility model provides a kind of display screen for microcomputer control DC power supply, including cabinet 1, symmetrically fixed mounting has support 11 on cabinet 1, support 11 is fixedly installed by bolt, it is convenient to disassemble and repair, two support 11 are fixedly installed with driving motor 12, the driving end of two driving motors 12 is fixedly installed with fan blade 13, the back of cabinet 1 is symmetrically provided with ventilation groove, support 11 is respectively clamped in ventilation groove, symmetrically fixedly provided with air inlet groove 14 on cabinet 1, two air inlet groove 14 are clamped with filter core 15, air in the inside of cabinet 1 is extracted by driving motor 12 driving fan blade 13 rotation, the atmospheric pressure in the inside of cabinet 1 is lower than outside after air in the inside of cabinet 1 is extracted by fan blade 13, the air of outside enters the inside of cabinet 1 by air inlet groove 14, so that heat generated by equipment in the inside of cabinet 1 is taken away in the process of circulating air in the inside and outside of cabinet 1, reach the effect of cooling the inside of cabinet 1, air by air inlet groove 14 is filtered by filter core 15, can avoid dust in air to enter the inside of cabinet 1 and scatter on electrical equipment to influence normal operation.

[0019] Preferably, cabinet 1 is rotatably clamped with baffle 16 at the position of two air inlet grooves 14, baffle 16 is used to protect filter core 15, avoid mouse and insect damage filter core 15, a plurality of air holes are provided on baffle 16, air is filtered by entering the inside of filter core 15 through a plurality of air holes, which does not affect the air circulation of cabinet 1, positioning rod 17 is fixedly installed on the top of air inlet groove 14 on both sides of cabinet 1, limit baffle 18 is rotatably clamped on two positioning rods 17, limit baffle 18 can be positioned when being pushed to the bottom, to avoid baffle 16 from falling off.

[0020] As an optional implementation, the inside of the cabinet body 1 is fixedly installed with a first clamping block 2 through bolts, the first clamping block 2 is fixedly installed at a position below the fan blade 13 inside the cabinet body 1, a second clamping block 21 is slidingly clamped on the first clamping block 2, the first clamping block 2 is clamped with the second clamping block 21, and a temperature sensor 22 is fixedly installed on the second clamping block 21 through bolts. The temperature sensor 22 can be fixedly installed on the cabinet body 1 through clamping of the second clamping block 21 and the first clamping block 2. The temperature sensor 22 is fixedly installed in a clamped manner, which facilitates installation and disassembly, facilitates disassembly, maintenance and replacement of the temperature sensor 22 when the temperature sensor 22 fails, detects the temperature inside the cabinet body 1 through the temperature sensor 22, and drives the fan blade 13 to rotate to cool the inside of the cabinet body 1 when the temperature inside the cabinet body 1 reaches a predetermined value. The drive motor 12 is powered to avoid long-time operation of the drive motor 12 and uninterrupted filtration of the filter element 15, which shortens the service life of the drive motor 12 and the replacement period of the filter element 15.

[0021] As an optional implementation, the inside of the cabinet body 1 is rotatably clamped with an operation panel 3, a plurality of numerical screens 31, a touch screen 32 and an indicator light 33 are fixedly installed on the outward side of the operation panel 3, the numerical screens 31 can display the voltage and current of the equipment inside the cabinet body 1, the touch screen 32 can monitor and adjust the running state of the switching equipment, the input and output voltage and current, and the indicator light 33 is used to observe the start-stop state of each device.

[0022] Preferably, a door plate 4 is rotatably clamped on the cabinet body 1, the door plate 4 is used to close the cabinet body 1, an observation panel 41 is fixedly installed on the door plate 4, the observation panel 41 is made of transparent material, the operation panel 3 can be observed without opening the door plate 4, and a handle 42 is fixedly installed on the door plate 4, which facilitates opening and closing of the door plate 4.

[0023] Preferably, a plurality of support columns 5 are fixedly installed at the four corners of the bottom of the cabinet body 1, and an adjusting rod 6 is threadedly installed at the bottom of each of the plurality of support columns 5. Since the installation environment of the cabinet body 1 is complex, the stability of the cabinet body 1 can be ensured by rotating the plurality of adjusting rods 6 respectively to adjust the extension length of the bottom.

[0024] Working principle: in use, first, the temperature inside the cabinet body 1 is detected by the temperature sensor 22, the drive motor 12 is powered when the temperature reaches a predetermined value, the fan blade 13 is rotated to draw out the air inside the cabinet body 1, the external air enters the inside of the cabinet body 1 after being filtered by the filter element 15, and the circulating air carries away the heat generated by the equipment inside the cabinet body 1, and the drive motor 12 stops power supply when the temperature drops to a predetermined value, thereby completing the operation.

[0025] Those skilled in the art will understand that the above discussion of any of the embodiments is merely exemplary in nature and is not intended to imply that the scope of the present application, including the claims, is limited to these examples; the above embodiments or technical features among different embodiments can also be combined, the steps can be implemented in any order, and there are many other changes of different aspects of the present application as described above, which are not provided in details for the sake of brevity.

[0026] The present application is intended to cover all such alternatives, modifications, and variations as fall within the broad scope of the appended claims. Accordingly, any and all such alternatives, modifications and variations are intended to be encompassed by the appended claims.

Claims

1. A display screen for a microcomputer-controlled DC power supply, characterized in that: The cabinet (1) comprises a cabinet body (1), wherein brackets (11) are symmetrically fixedly mounted on the cabinet body (1), drive motors (12) are fixedly mounted on two of the brackets (11), fan blades (13) are fixedly mounted on the drive ends of the two drive motors (12), and air inlet grooves (14) are symmetrically fixedly opened on the cabinet body (1), and filter cores (15) are clamped in the two air inlet grooves (14).

2. A display screen for a microcomputer-controlled DC power supply according to claim 1, characterized in that: The cabinet (1) is provided with baffles (16) at the positions of the two air inlet slots (14) by means of a rotatable clamp, and positioning rods (17) are fixedly installed at the tops of the air inlet slots (14) on both sides of the cabinet (1), and limiting baffles (18) are rotatably clamped on the two positioning rods (17).

3. A display screen for a microcomputer-controlled DC power supply according to claim 1, characterized in that: A first clamping block (2) is fixedly installed inside the cabinet (1) by means of bolts, a second clamping block (21) is slidably mounted on the first clamping block (2), and a temperature sensor (22) is fixedly installed on the second clamping block (21) by means of bolts.

4. A display screen for a microcomputer-controlled DC power supply according to claim 1, characterized in that: An operating panel (3) is provided on an internal rotating card of the cabinet (1), and a plurality of numerical screens (31), a touch screen (32) and indicator lights (33) are fixedly mounted on an outward side of the operating panel (3).

5. A display screen for a microcomputer-controlled DC power supply according to claim 1, characterized in that: A door panel (4) is rotatably mounted on the cabinet body (1), an observation panel (41) is fixedly mounted on the door panel (4), and a handle (42) is fixedly mounted on the door panel (4).

6. A display screen for a microcomputer-controlled DC power supply according to claim 1, characterized in that: Supports (5) are fixedly mounted at the four corners of the bottom of the cabinet (1), and adjusting rods (6) are threadedly mounted at the bottoms of the plurality of support columns (5).

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