CN211930484U - DC voltage-stabilized power supply interface dustproof construction - Google Patents

Abstract

The utility model discloses a direct current stabilized voltage supply interface dustproof structure, which comprises a box body, one side of the bottom of the inner side wall of the box body is fixedly connected with a power supply main body, one side of the box body is fixedly connected with a heat radiation fan, the top end of the heat radiation fan is fixedly connected with a second dustproof net, a support frame is arranged between the power supply main body and the inner side of the box body, the utility model discloses a rubber pad and a clamping block, a clamping groove, the first dustproof net and the second dustproof net are arranged, the arrangement of the rubber pad can avoid the wire hole to wear an external power wire in the working process, simultaneously, the dustproof effect of the box body is greatly improved, the arrangement of the first dustproof net can avoid the dust of the heat radiation fan to enter the box body from the outer part of the box body in the working process, the arrangement of the second dustproof net can avoid, the device is simple to operate, and the accumulation of the dust at the interface of the direct current stabilized voltage supply is greatly reduced, so that the effect of protecting an external power line is better.

Description

DC voltage-stabilized power supply interface dustproof construction

Technical Field

The utility model relates to a power source field especially relates to a direct current constant voltage power supply interface dustproof construction.

Background

The frequency converter mainly comprises a rectifying unit, a filtering unit, an inverting unit, a braking unit, a driving unit, a detecting unit micro-processing unit and the like. The frequency converter adjusts the voltage and frequency of an output power supply by switching on and off an internal IGBT, provides the required power supply voltage according to the actual requirement of the motor, and further achieves the purposes of energy saving and speed regulation.

The traditional direct-current stabilized power supply interface is easy to accumulate dust, the normal use of the direct-current stabilized power supply can be influenced when the dust of the direct-current stabilized power supply interface is excessively accumulated, and the direct-current stabilized power supply interface can be damaged seriously, so that a direct-current stabilized power supply interface dustproof structure is designed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a direct current stabilized voltage supply interface dustproof structure.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a direct-current stabilized voltage supply interface dustproof structure comprises a box body, wherein a power supply main body is fixedly connected to one side of the bottom of the inner side wall of the box body, a first dustproof net is fixedly connected to the bottom of one side of the box body, a heat dissipation fan is fixedly connected to one side of the bottom of the box body, a second dustproof net is fixedly connected to the top of the heat dissipation fan, a support frame is arranged between the power supply main body and the inner side of the box body, a limiting ring is fixedly connected to the top of the support frame, an installation door is hinged to one side, close to a wiring end of the power supply main body, of the box body, a chute is formed in one side, far away from the box body, of the installation door, an ash baffle is smoothly attached to the inner side wall of the chute, a fixing plate is hinged to the bottom end of the ash baffle, limiting grooves are formed in one, and one side of the installation door close to the bottom of the dust baffle is provided with a line hole.

As a further description of the above technical solution:

the number of the dust blocking plates, the line holes and the fixing plates is multiple, and the dust blocking plates, the line holes and the fixing plates are evenly distributed on one side, far away from the box body, of the installation door.

As a further description of the above technical solution:

the quantity of spout is a plurality of, and evenly distributed is in the installation door one side that is close to the dust board, the dust board is made with the fixed plate to be the alloy material.

As a further description of the above technical solution:

the first dustproof net is positioned on one side, far away from the heat dissipation fan, of the box body.

As a further description of the above technical solution:

the support frame is made for the alloy material, and the quantity of support frame is a plurality of, spacing ring, line hole and power main part all are located same vertical line.

As a further description of the above technical solution:

the box body is made of alloy materials, and the section of the box body is rectangular.

As a further description of the above technical solution:

the type of the heat dissipation fan may be 12038.

The utility model discloses following beneficial effect has:

1. the utility model discloses a set up dust board and fixed plate, place the device in the work area, open the installation door and run through line hole and spacing ring with the external power line in proper order, and at this moment close the installation door with power main part electric connection and make and draw the dust board to the lower portion of spout, can fix the external power line with the fixture block and the draw-in groove block of fixed plate one end, prevent simultaneously that outside dust from getting into in the box, when power owner and heat dissipation fan operation, the air flows through the second dust screen and the heat dissipation fan discharge box outside from first dust screen, dust board and line hole, the setting of fixed plate is convenient for better fixes the external power line, prevent simultaneously that outside dust from getting into in the box, the device easy operation, the effect of fixed external power line is better, piling up of the constant voltage power supply kneck that significantly reduces.

2. The utility model discloses a set up rubber pad and fixture block, the draw-in groove, first dust screen, the second dust screen, the setting of rubber pad makes and avoids the line hole wearing and tearing external power cord in the course of the work, improve the dustproof effect of box simultaneously greatly, the setting of first dust screen is avoided the heat dissipation fan to get into inside the box from the box outside at the during operation dust, the setting of second dust screen is avoided the heat dissipation fan outside dust when out of work to get into inside the box from the heat dissipation fan, the device easy operation, piling up of the constant voltage power supply kneck dust that significantly reduces, the effect of protection external power cord is better.

Drawings

Fig. 1 is a side cross-sectional view of a dc regulated power supply interface dustproof structure provided by the present invention;

FIG. 2 is an enlarged view of FIG. 1 at A;

fig. 3 is a front view of the support frame in the dc regulated power supply interface dustproof structure provided by the utility model.

Illustration of the drawings:

1. a box body; 2. a power supply main body; 3. a first dust screen; 4. a support frame; 5. a heat dissipation fan; 6. a second dust screen; 7. installing a door; 8. a chute; 9. a dust blocking plate; 10. a card slot; 11. a clamping block; 12. a limiting groove; 13. a rubber pad; 14. a fixing plate; 15. a limiting ring; 16. a wire hole.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: a direct current stabilized voltage supply interface dustproof structure comprises a box body 1, a power supply main body 2 is fixedly connected to one side of the bottom of the inner side wall of the box body 1, a first dustproof net 3 is fixedly connected to the bottom of one side of the box body 1, a heat dissipation fan 5 is fixedly connected to one side of the bottom of the box body 1, a second dustproof net 6 is fixedly connected to the top end of the heat dissipation fan 5, a support frame 4 is arranged between the power supply main body 2 and the inner side of the box body 1, a limiting ring 15 is fixedly connected to the top end of the support frame 4, an installation door 7 is hinged to one side of the box body 1 close to a wiring end of the power supply main body 2, a chute 8 is arranged on one side of the installation door 7 away from the box body 1, an ash baffle 9 is smoothly attached to the inner side wall of the chute 8, a fixing plate 14 is hinged to the bottom end of the ash baffle 9, limiting grooves 12 are arranged on, one side of the installation door 7 close to the bottom of the dust baffle 9 is provided with a line hole 16.

The quantity of dust baffle 9, line hole 16 and fixed plate 14 is a plurality of, and evenly distributed is in the one side that box 1 was kept away from at installation door 7, and dust baffle 9 is convenient for better fixing the external power supply line with setting up of line hole 16, fixed plate 14, prevents simultaneously that outside dust from getting into in the box 1. The number of the sliding grooves 8 is multiple, the sliding grooves are evenly distributed on one side, close to the ash blocking plate 9, of the installation door 7, and the ash blocking plate 9 and the fixing plate 14 are made of alloy materials. First dust screen 3 is located box 1 and keeps away from one side of heat dissipation fan 5, is favorable to the better circulation in box 1 inside of air to improve the radiating effect of box 1 inside. Support frame 4 is made for the alloy material, and support frame 4's quantity is a plurality of, and spacing ring 15, line hole 16 all are located same vertical line with power main part 2. The box body 1 is made of alloy materials, and the section of the box body 1 is rectangular. The heat radiating fan 5 may have a model number of 12038.

The working principle is as follows: place the device in the working area, open installation door 7 and run through line hole 16 and spacing ring 15 with the external power line in proper order, and at this moment close installation door 7 with power main part 2 electric connection and make and draw into 8 lowest portions of spout with dust guard 9, can fix the external power line with the fixture block 11 and the draw-in groove 10 block of fixed plate 14 one end, prevent simultaneously that outside dust from getting into in the box 1, when power main part 2 and heat dissipation fan 5 operation, the air flows through second dust screen 6 and the heat dissipation fan 5 outside of discharging box 1 from first dust screen 3.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims (7)

1. The utility model provides a direct current constant voltage power supply interface dustproof construction, includes box (1), its characterized in that: the dust-proof box is characterized in that a power supply main body (2) is fixedly connected to one side of the bottom of the inner side wall of the box body (1), a first dust-proof net (3) is fixedly connected to the bottom of one side of the box body (1), a heat dissipation fan (5) is fixedly connected to one side of the bottom of the box body (1), a second dust-proof net (6) is fixedly connected to the top end of the heat dissipation fan (5), a support frame (4) is arranged between the power supply main body (2) and the inner side of the box body (1), a limiting ring (15) is fixedly connected to the top end of the support frame (4), an installation door (7) is hinged to one side, close to a wiring end of the power supply main body (2), of the installation door (7), a sliding groove (8) is formed in one side, away from the box body (1), an ash blocking plate (9) is smoothly laminated to the inner side wall of the sliding groove (8), two equal fixedly connected with rubber pad (13) of spacing groove (12) inside wall, the one end that hinge joint department was kept away from with ash blocking plate (9) fixed plate (14) is provided with draw-in groove (10) and fixture block (11) respectively, installation door (7) are close to ash blocking plate (9) bottom one side and have seted up line hole (16).

2. The direct-current stabilized power supply interface dustproof structure according to claim 1, characterized in that: the number of the dust baffles (9), the number of the wire holes (16) and the number of the fixing plates (14) are a plurality, and the dust baffles, the wire holes (16) and the fixing plates are uniformly distributed on one side of the installation door (7) far away from the box body (1).

3. The direct-current stabilized power supply interface dustproof structure according to claim 1, characterized in that: the quantity of spout (8) is a plurality of, and evenly distributed is in installation door (7) one side near ash blocking plate (9), ash blocking plate (9) and fixed plate (14) are alloy material and make.

4. The direct-current stabilized power supply interface dustproof structure according to claim 1, characterized in that: the first dustproof net (3) is located on one side, far away from the heat dissipation fan (5), of the box body (1).

5. The direct-current stabilized power supply interface dustproof structure according to claim 1, characterized in that: support frame (4) are made for the alloy material, and the quantity of support frame (4) is a plurality of, spacing ring (15), line hole (16) and power main part (2) all are located same vertical line.

6. The direct-current stabilized power supply interface dustproof structure according to claim 1, characterized in that: the box body (1) is made of alloy materials, and the section of the box body (1) is rectangular.

7. The direct-current stabilized power supply interface dustproof structure according to claim 1, characterized in that: the type of the heat dissipation fan (5) can be 12038.

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