CN214478508U - Dustproof filter screen, electric cabinet door and electric cabinet - Google Patents

Abstract

The utility model provides a dustproof filter screen, electrical cabinet door and regulator cubicle. The dustproof filter screen comprises a filter screen body, a frame and a handle, wherein the frame is arranged on the periphery of the filter screen body and is clamped on the upper end face and the lower end face of the filter screen body; the first plate is connected with the frame, one end, far away from the second plate, of the handle faces the filter screen body, and the tail end of the third plate is coated with a layer of adhesive tape. Compared with the prior art, the utility model provides a detachable construction is realized to dustproof filter screen, does benefit to the cleanness and the maintenance in later stage.

Description

Dustproof filter screen, electric cabinet door and electric cabinet

Technical Field

The utility model relates to a regulator cubicle technical field especially relates to a dustproof filter screen, regulator cubicle door and regulator cubicle among the rail vehicle.

Background

In the existing railway vehicle, important electrical equipment needs to be placed in an electrical cabinet for storage, so that the electrical cabinet has higher dustproof and heat dissipation requirements. The existing method is to arrange a grid and a dustproof filter screen on the cabinet door of an electric appliance so as to meet the requirements of heat dissipation and dust prevention of electronic equipment.

However, the existing dustproof filter screen of the electric cabinet door is a dehumidification device for a high-low voltage electric cabinet disclosed by a patent publication No. CN211351322U, a low-voltage electric cabinet for a rail locomotive disclosed by a patent publication No. CN210008081U, a high-voltage electric cabinet with a heat dissipation device disclosed by a patent publication No. CN209964517U and a heat dissipation electric cabinet disclosed by a patent publication No. CN107453217A, and the technical scheme adopts a built-in structure, is integrated with an air outlet grid, is fixed on the electric cabinet door together and cannot be disassembled. After long-term use in later stage, the filter screen is stained with ash and sticky dust, and its dustproof effect, heat dispersion reduce. In addition, the cleaning and maintenance in later period are difficult due to the fact that the cleaning and maintenance cannot be disassembled, and the service performance of internal electrical equipment is affected.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a dustproof filter screen, electrical cabinet door and regulator cubicle convenient to later stage is to the cleanness of regulator cubicle dustproof filter screen, maintain.

The technical scheme of the utility model is that: a dustproof filter screen comprises a filter screen body, a frame and a handle, wherein the frame is arranged on the periphery of the filter screen body and is clamped on the upper end face and the lower end face of the filter screen body; the first plate is connected with the frame, one end, far away from the second plate, of the handle faces the filter screen body, and the tail end of the third plate is coated with a layer of adhesive tape.

Among the above-mentioned scheme, make solitary individuality with the filter screen, consolidate its periphery through the frame, the installation of being convenient for is convenient for dismantle it from the electrical cabinet door through the handle, and convenient detachable dustproof filter screen structure does benefit to the cleanness of later stage to dustproof filter screen, maintains.

Preferably, the dustproof filter screen is provided with felts at the other edges except the edge provided with the handle, and the felts wrap the frame and the filter screen body in the thickness direction of the dustproof filter screen.

Preferably, an included angle between the third plate and the second plate is larger than an included angle between the first plate and the second plate.

Preferably, at least two handles are arranged on the frame at intervals.

Preferably, the dustproof filter screen is of a rectangular plate structure, and chamfers are arranged on the periphery of the dustproof filter screen.

The utility model also provides an electric cabinet door, including door plant, air-out grid and dustproof filter screen, electric cabinet door still includes the fixed frame of filter screen, the air-out grid sets up at least one on the door plant, the fixed frame of filter screen encloses the structure that closes and form and have an open end along the periphery of air-out grid, be equipped with the spout in the fixed frame of filter screen; the dustproof filter screen is the dustproof filter screen, and one end of the dustproof filter screen, which is far away from the handle, extends into the sliding groove from the open end and is fixed with the filter screen fixing frame.

Preferably, the felt on the dustproof filter screen is attached to the inner wall of the sliding groove.

The utility model also provides an electrical cabinet, including foretell electrical cabinet door.

Compared with the prior art, the beneficial effects of the utility model are that: the filter screen is made into a single body, and the periphery of the single body is reinforced through a frame; the dustproof filter screen and the electric cabinet door are fixed in an inserting mode, so that the installation is facilitated; the dustproof filter screen can be conveniently detached from the cabinet door of the electric cabinet through the handle, so that the later cleaning and maintenance of the dustproof filter screen are facilitated; simple structure, the simple installation can solve the problem that current regulator cubicle dustproof filter screen can't clean, change.

Drawings

Fig. 1 is a schematic cross-sectional view of an electric cabinet door provided by the present invention;

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

fig. 3 is a schematic structural view of the dustproof filter screen provided by the present invention;

FIG. 4 is a schematic partial cross-sectional view of FIG. 3;

FIG. 5 is a schematic structural view of the door panel shown in FIG. 1.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict. For convenience of description, the words "upper", "lower", "left" and "right" in the following description are used only to indicate the correspondence between the upper, lower, left and right directions of the drawings themselves, and do not limit the structure.

As shown in fig. 1, the electric cabinet door provided by the present embodiment includes a dustproof filter screen 1, a door panel 2, an air outlet grille 3 and a filter screen fixing frame 4.

As shown in fig. 2 and 3, the dustproof filter screen 1 includes a filter screen body 11, a frame 12, a handle 13, an adhesive tape 14, and a felt 15. The frame 12 is disposed around the filter screen body 11, and is sandwiched between the upper and lower end surfaces of the filter screen body 11 and bonded to each other, thereby forming a sandwich structure. The frame 12 thickens the periphery of the filter screen body 11, and is beneficial to the sliding insertion of the filter screen body and the fixed frame 4 of the filter screen.

As shown in fig. 4, the handle 13 includes a first plate 131, a second plate 132, and a third plate 133 connected in this order. The first plate 131, the second plate 132, and the third plate 133 form a shape having a U-shaped cross section. The first plate 131 and the third plate 133 are located on the same side of the second plate 132. The first plate 131 is connected to the frame 12, one end of the handle 13, which is far away from the second plate 132, faces the filter screen body 11, that is, the second plate 132 is arranged near the edge of the dustproof filter screen 1, and the end of the third plate 133 is coated with a layer of the adhesive tape 14, so that a handle space formed by the handle 13 faces the filter screen body 11. The first plate 131 is connected with the frame 12 through bonding and riveting, and the adhesive tape 14 is connected with the third plate 133 through bonding and riveting. The adhesive tape 14 can prevent the fingers from being cut by metal, so that the dustproof filter screen is convenient to disassemble.

As shown in fig. 3, an included angle between the third plate 133 and the second plate 132 is greater than an included angle between the first plate 131 and the second plate 132, and preferably, the included angle between the third plate 133 and the second plate 132 is an obtuse angle, so that a hand can conveniently extend and apply force.

As shown in fig. 2 and 3, felt 15 is disposed on the other edges of the dust-proof filter screen 1 except for the edge provided with the handle 13, and the felt 15 wraps the frame 12 and the filter screen body 11 in the thickness direction of the dust-proof filter screen 1.

The number of the handles 13 is at least two, and the actual number is determined according to the overall dimension of the dustproof filter screen 1, wherein the number of the handles is at least two, and the handles are arranged on the frame 12 at intervals. Dustproof filter screen 1 is the rectangular plate structure, and its periphery is equipped with the chamfer, and the hand is scratched when avoiding dismantling or installing on the one hand in the setting of chamfer, and on the other hand can be swift realization cartridge.

As shown in fig. 5, the door panel 2 is an aluminum honeycomb panel, and at least one of the air outlet grilles 3 is disposed thereon, in this embodiment, two of the air outlet grilles are disposed, and a filter screen fixing frame 4 is disposed at each of the air outlet grilles 3. The filter screen fixing frame 4 is formed by enclosing along the periphery of the air outlet grille 3 and has a structure with an open end 41. A sliding groove 42 (shown in fig. 2) is arranged in the filter screen fixing frame 4. The air outlet grille 3 is fixed with the door plate 2 into a whole in a pre-embedded mode, and the filter screen fixing frame 4 is connected with the door plate 2 through bonding and riveting.

As shown in fig. 1 and 2, when the dustproof filter screen 1 is installed, one end of the dustproof filter screen 1, which is far away from the handle 13, is pushed into the chute 42 from the open end 41 and completely enters the filter screen fixing frame 4, and is fixed beside the air outlet grille 3 through the filter screen fixing frame 4 and installed on the electric cabinet door. The felt 15 on the dustproof filter screen 1 is attached to the inner wall of the sliding groove 42, so that abnormal sound caused by collision between the dustproof filter screen 1 and the filter screen fixing frame 4 and the door plate 2 can be effectively prevented.

After using a period of time, when needing to dismantle dustproof filter screen 1 and wash or change, only need hold handle 13 is pulled out dustproof filter screen 1 from the fixed frame 4 of filter screen, just can realize dismantling work, conveniently carries out the washing or the change of dustproof filter screen 1.

The utility model also provides an regulator cubicle of including above-mentioned regulator cubicle door.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims (8)

1. The dustproof filter screen is characterized by comprising a filter screen body (11), a frame (12) and a handle (13), wherein the frame (12) is arranged on the periphery of the filter screen body (11) and is clamped on the upper end surface and the lower end surface of the filter screen body (11), the handle (13) comprises a first plate (131), a second plate (132) and a third plate (133) which are sequentially connected, the first plate (131), the second plate (132) and the third plate (133) form a U-shaped cross section, and the first plate (131) and the third plate (133) are positioned on the same side of the second plate (132); the first plate (131) is connected with the frame (12), one end, far away from the second plate (132), of the handle (13) faces the filter screen body (11), and the tail end of the third plate (133) is coated with a layer of adhesive tape (14).

2. The dustproof filter screen according to claim 1, wherein felt (15) is arranged at the edges of the dustproof filter screen except the edge where the handle (13) is arranged, and the felt (15) wraps the frame (12) and the filter screen body (11) in the thickness direction of the dustproof filter screen.

3. A dust screen according to claim 1 or 2, wherein the angle between the third plate (133) and the second plate (132) is larger than the angle between the first plate (131) and the second plate (132).

4. The dust screen according to claim 1 or 2, wherein the handles (13) are spaced apart at least two on the rim (12).

5. The dust screen of claim 1 or 2, wherein the dust screen is a rectangular plate structure with chamfers at its periphery.

6. An electric cabinet door comprises a door plate (2), an air outlet grille (3) and a dustproof filter screen (1), and is characterized by further comprising a filter screen fixing frame (4), wherein at least one air outlet grille (3) is arranged on the door plate (2), the filter screen fixing frame (4) is enclosed along the periphery of the air outlet grille (3) to form a structure with an open end (41), and a sliding groove (42) is arranged in the filter screen fixing frame (4); the dustproof filter screen (1) is as claimed in any one of claims 1 to 5, and one end of the dustproof filter screen (1) far away from the handle (13) extends into the chute (42) from the open end (41) to be fixed with the filter screen fixing frame (4).

7. The electrical cabinet door according to claim 6, characterized in that felt (15) on the dust screen (1) is in abutment with the inner wall of the chute (42).

8. Electrical cabinet, characterized in that it comprises an electrical cabinet door according to claim 6 or 7.

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