CN219696963U

CN219696963U - Dustproof electrical box

Info

Publication number: CN219696963U
Application number: CN202321185334.1U
Authority: CN
Inventors: 赵国平
Original assignee: Hangzhou Fuyang Yongtai Transportation Facilities Co ltd
Current assignee: Hangzhou Fuyang Yongtai Transportation Facilities Co ltd
Priority date: 2023-05-15
Filing date: 2023-05-15
Publication date: 2023-09-15
Anticipated expiration: 2033-05-15

Abstract

The utility model belongs to the technical field of electrical equipment boxes, and discloses a dustproof electrical equipment box which comprises a box body, wherein a closed door is arranged on the side wall of the box body, a tray for placing electronic equipment is arranged on the inner wall of the box body, a radiating hole is formed in the side wall of the box body, a filter screen for blocking dust is arranged in the radiating hole, and a closing assembly for closing the radiating hole is arranged on the box body. The utility model has the effect of reducing the probability of dust entering the box body when a worker changes the dust screen.

Description

Dustproof electrical box

Technical Field

The utility model relates to the technical field of electrical boxes, in particular to a dustproof electrical box.

Background

The distribution box is to assemble the switch equipment, the measuring instrument, the protection electrical appliance and the auxiliary equipment in the closed or semi-closed metal cabinet or on the screen according to the electrical wiring requirement to form the low-voltage distribution box, the circuit can be switched on or off by means of a manual or automatic switch in normal operation, the circuit can be switched off or alarmed by means of the protection electrical appliance in fault or abnormal operation, various parameters in operation can be displayed by means of the measuring instrument, certain electrical parameters can be adjusted, and the deviation from the normal working state is prompted or signals are sent.

The utility model discloses a dustproof electric distribution box convenient to wash in chinese patent of publication No. CN209497151U, including box and chamber door, box one side articulates and is equipped with the chamber door, the box both sides are equipped with the louvre, be equipped with dust keeper on the louvre, dust keeper includes dust screen placement box and shutter box, dust screen placement box top is equipped with the opening, the dust screen is placed and is equipped with the dust screen from the opening part interpolation in the box, shutter box rear side is equipped with the installation strip, be equipped with dustproof tripe in the shutter box.

With respect to the related art in the above, the inventors consider that there are the following drawbacks: the device blocks dust through the dust screen arranged on the dust-proof device, and when the dust screen is used for a period of time, workers need to dismantle the dust screen and clean the dust screen. At this time, the dust on the dust screen is easy to separate from the dust screen and pass through the heat dissipation holes to enter the box body. When the distribution box is applied to detection of the precise electronic equipment, dust penetrating through the heat dissipation holes easily affects the precise electronic equipment, so that the service life of the precise electronic equipment is not prolonged.

Disclosure of Invention

In order to solve the problems, the utility model provides a dustproof electrical box.

The utility model provides a dustproof electrical box which adopts the following technical scheme:

the utility model provides a dustproof electrical apparatus case, includes the box, be provided with airtight door on the lateral wall of box, be provided with the tray that is used for placing electronic equipment on the inner wall of box, the louvre has been seted up on the lateral wall of box, be provided with the filter screen that is used for blockking the dust in the louvre, be provided with the closure assembly who is used for sealing the louvre on the box.

Through adopting above-mentioned technical scheme, when the staff places accurate electronic equipment at the tray, the filter screen blocks the dust to reduce the probability that dust and accurate electronic equipment contacted each other. After the filter screen is used for a period of time, the filter screen needs to be cleaned by staff. At this moment, the staff need demolish the filter screen, and the staff only need open the closure subassembly, can seal the louvre to reduce the staff and demolish the probability that the dust that attaches on the filter screen got into the box when the filter screen, and then improved the stability of device.

Further, a first chute and a second chute are respectively arranged on two opposite inner walls of the radiating hole, the sealing assembly comprises a sliding plate arranged in the chute in a sliding manner and a fixing rope with one end fixed on the upper surface of the sliding plate, an L-shaped groove is formed in the inner top wall of the second chute in a penetrating manner, and the other end of the fixing rope penetrates through the L-shaped groove and extends out of the box body.

Through adopting above-mentioned technical scheme, when the staff need seal the louvre, the staff need stimulate fixed rope, can make the slide upward movement under fixed rope's effect, and then makes slide upper end and second spout interconnect, and then makes the slide seal the louvre to the probability that the dust got into in the box has reduced this moment.

Further, one end of the fixed rope far away from the sliding plate is provided with a limiting block in a sliding manner.

Through adopting above-mentioned technical scheme, after the staff pulls fixed rope, the staff only need promote the stopper when keeping fixed rope stable, can make stopper and fixed rope take place the relative slip to make the stopper support the outer wall of tight box, and then make fixed rope keep stable under the effect of stopper, thereby reduced the probability that the slide was reset after the staff loosened fixed rope.

Further, a sealing ring for blocking the filter screen is fixed on the inner wall of the heat dissipation hole, and a fixing component for fixing the filter screen is arranged on the box body.

Further, the inner wall of the heat dissipation hole is provided with a sliding groove, the fixing component comprises a sliding plate arranged in the sliding groove in a sliding way and a spring, one end of the spring is fixed on the side wall of the sliding plate far away from the filter screen, and the other end of the spring is fixed on the inner wall of the far-discrete heat dissipation hole of the sliding groove.

Through adopting above-mentioned technical scheme, after the staff made filter screen and louvre interconnect, the staff had to promote the filter screen, made the filter screen support closely seal the ring to sliding plate, can making the sliding plate carry out spacingly to the filter screen, thereby improved the stability of filter screen.

Further, a rotating groove communicated with the sliding groove is formed in the side wall of the box body, the rotating groove is in threaded connection with a threaded rod, a placement groove is formed in the side wall, close to the rotating groove, of the sliding plate, and a first inclined surface is formed in an edge, intersecting with the side wall, close to the rotating groove, of the sliding plate, of the inner wall, away from the spring, of the placement groove.

Further, the side wall of the filter screen close to the sliding plate is provided with a second inclined surface on the edge intersecting with the side wall of the filter screen close to the threaded rod.

Through adopting above-mentioned technical scheme, when the staff need slide the sliding plate, the staff only need rotate the threaded rod, can make the threaded rod support tight first inclined plane to make the sliding plate move to the direction that is close to the louvre under the effect of threaded rod and finally move to the louvre in altogether, and then make the sliding plate support tight second inclined plane, thereby make the filter screen support closely seal the ring. The filter screen is not required to be manually pushed by a worker, so that the operation difficulty of the worker is reduced.

Further, the rocker arm used for reducing difficulty of rotating the threaded rod by workers is arranged on the threaded rod.

In summary, the present utility model includes at least one of the following beneficial technical effects:

according to the utility model, when a worker places the precision electronic equipment on the tray, the filter screen blocks dust, so that the probability that the dust and the precision electronic equipment are contacted with each other is reduced. After the filter screen is used for a period of time, the filter screen needs to be cleaned by staff. At the moment, a worker needs to dismantle the filter screen, and the worker only needs to open the sealing assembly to seal the radiating holes, so that the probability that dust attached to the filter screen enters the box body when the worker dismantles the filter screen is reduced, and the stability of the device is improved;

according to the utility model, when a worker needs to seal the heat dissipation hole, the worker needs to pull the fixing rope, so that the sliding plate moves upwards under the action of the fixing rope, the upper end of the sliding plate is further connected with the second sliding groove, and the sliding plate seals the heat dissipation hole, so that the probability of dust entering the box body at the moment is reduced;

according to the utility model, after a worker pulls the fixing rope, the worker only pushes the limiting block while keeping the fixing rope stable, so that the limiting block and the fixing rope can slide relatively, the limiting block is abutted against the outer wall of the box body, and the fixing rope is kept stable under the action of the limiting block, so that the probability of resetting the sliding plate after the worker loosens the fixing rope is reduced.

Drawings

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a schematic view of a rotary trough and its connection structure according to the present utility model;

FIG. 3 is a schematic view of a closure assembly and its connection structure according to the present utility model;

fig. 4 is a schematic view of the fixing assembly and its connection structure according to the present utility model.

The reference numerals in the figures illustrate:

1. a case; 11. a closed door; 2. a tray; 21. a heat radiation hole; 3. a filter screen; 31. a first chute; 32. a second chute; 4. a closure assembly; 41. a slide plate; 42. a fixing rope; 43. an L-shaped groove; 5. a limiting block; 51. a seal ring; 52. a sliding groove; 6. a fixing assembly; 61. a sliding plate; 62. a spring; 7. a rotating groove; 71. a threaded rod; 8. a placement groove; 81. a first inclined surface; 82. a second inclined surface; 9. and (3) a rocker arm.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model; it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present utility model are within the protection scope of the present utility model.

Examples

The present utility model will be described in further detail with reference to the accompanying drawings.

The embodiment of the utility model discloses a dustproof electrical box, referring to fig. 1-4, which comprises a box body 1, a closed door 11, a tray 2, a filter screen 3, a closed assembly 4, a limiting block 5, a sealing ring 51, a fixing assembly 6 and a threaded rod 71. The case 1 has a rectangular structure with a hollow interior and is used for placing precision electronic components. A closing door 11 is provided on a side wall of the case 1 for closing the case 1. The tray 2 is provided on an inner wall of the case 1 for supporting the electronic device. The side wall of the box body 1 is provided with a heat dissipation hole 21, and the filter screen 3 is arranged in the heat dissipation hole 21 and used for blocking dust.

The two opposite inner walls of the heat dissipation hole 21 are respectively provided with a first chute 31 and a second chute 32, and the sealing component 4 is arranged on the box body 1 and is used for sealing the heat dissipation hole 21, and the sealing component 4 comprises a sliding plate 41 and a fixing rope 42. The sliding plate 41 has a rectangular plate-like structure, and the sliding plate 41 is slidably disposed in the chute. One end of the fixing rope 42 is fixed on the upper surface of the sliding plate 41, an L-shaped groove 43 is formed in the inner top wall of the second sliding groove 32 in a penetrating mode, and the other end of the fixing rope 42 penetrates through the L-shaped groove 43 and extends out of the box body 1.

When the worker needs to close the heat dissipation hole 21, the worker needs to pull the fixing rope 42, so that the sliding plate 41 moves upwards under the action of the fixing rope 42, the upper end of the sliding plate 41 is further connected with the second sliding groove 32, and the sliding plate 41 is further used for closing the heat dissipation hole 21, so that the probability of dust entering the box body 1 at the moment is reduced.

The limiting block 5 is of a rectangular block structure, and the limiting block 5 is arranged at one end, far away from the sliding plate 41, of the fixed rope 42 in a sliding manner. After the staff pulls the fixed rope 42, the staff only needs to push the limiting block 5 while keeping the fixed rope 42 stable, and the limiting block 5 and the fixed rope 42 can slide relatively, so that the limiting block 5 abuts against the outer wall of the box body 1, and the fixed rope 42 is kept stable under the action of the limiting block 5, and the probability of resetting the sliding plate 41 after the staff loosens the fixed rope 42 is reduced.

The sealing ring 51 is a plate-shaped structure with a square annular cross section, and the sealing ring 51 is fixed on the inner wall of the heat dissipation hole 21 and used for blocking the filter screen 3. The inner wall of the heat dissipation hole 21 is provided with a sliding groove 52, and the fixing component 6 is arranged on the box body 1 and used for fixing the filter screen 3, and the fixing component 6 comprises a sliding plate 61 and a spring 62. The slide plate 61 has a rectangular plate-like structure, and the slide plate 61 is slidably disposed in the slide groove 52. One end of the spring 62 is fixed to the side wall of the slide plate 61 away from the filter screen 3, and the other end of the spring 62 is fixed to the inner wall of the slide groove 52 far from the discrete heat holes 21.

After the worker connects the filter screen 3 and the heat dissipation hole 21, the worker pushes the filter screen 3 to make the filter screen 3 abut against the sealing ring 51 and slide the sliding plate 61, so that the sliding plate 61 limits the filter screen 3, thereby improving the stability of the filter screen 3.

The side wall of the case 1 is provided with a rotary groove 7 which is communicated with the sliding groove 52, and a threaded rod 71 is in threaded connection with the rotary groove 7. The side wall of the sliding plate 61 close to the rotating groove 7 is provided with a setting groove 8, the edge of the inner wall of the setting groove 8 far away from the spring 62 and the side wall of the sliding plate 61 close to the rotating groove 7 are provided with a first inclined surface 81, and the edge of the side wall of the filter screen 3 close to the sliding plate 61 and the side wall of the filter screen close to the threaded rod 71 are provided with a second inclined surface 82.

When the worker needs to slide the sliding plate 61, the worker only needs to rotate the threaded rod 71, so that the threaded rod 71 abuts against the first inclined surface 81, and the sliding plate 61 moves towards the direction close to the heat dissipation hole 21 under the action of the threaded rod 71 and finally moves into the heat dissipation hole 21, and the sliding plate 61 abuts against the second inclined surface 82, so that the filter screen 3 abuts against the tight seal ring 51. The filter screen 3 is not required to be manually pushed by a worker, so that the operation difficulty of the worker is reduced.

In order to reduce the difficulty of the staff rotating the threaded rod 71, the threaded rod 71 is provided with a rocker arm 9.

The implementation principle of the dustproof electrical box in the embodiment of the utility model is as follows: when a worker places the precision electronic apparatus on the tray 2, the filter screen 3 blocks dust, thereby reducing the probability that the dust and the precision electronic apparatus contact each other. After the filter screen 3 is used for a period of time, the worker needs to clean the filter screen 3. At this time, the filter screen 3 needs to be dismantled by the staff, and the staff only needs to open the sealing assembly 4 to seal the radiating holes 21, so that the probability that dust attached to the filter screen 3 enters the radiating holes 21 when the staff dismantles the filter screen 3 is reduced, and the stability of the device is improved.

The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims

1. The utility model provides a dustproof electrical apparatus case, includes box (1), its characterized in that: be provided with airtight door (11) on the lateral wall of box (1), be provided with tray (2) that are used for placing electronic equipment on the inner wall of box (1), louvre (21) have been seted up on the lateral wall of box (1), be provided with filter screen (3) that are used for blockking the dust in louvre (21), be provided with on box (1) and be used for sealing closure subassembly (4) of louvre (21).

2. A dust-proof electrical box as claimed in claim 1, wherein: the utility model discloses a box, including cooling hole (21), sealing component (4) are installed in box (1), first spout (31) and second spout (32) have been seted up respectively on two inner walls that cooling hole (21) are relative, sealing component (4) are including sliding slide (41) and one end that set up in the spout are fixed rope (42) at slide (41) upper surface, L-shaped groove (43) have been run through on the interior roof of second spout (32), the other end of fixed rope (42) passes L-shaped groove (43) and extends outside box (1).

3. A dust-proof electrical box as claimed in claim 2, wherein: one end of the fixed rope (42) far away from the sliding plate (41) is provided with a limiting block (5) in a sliding manner.

4. A dust-proof electrical box as claimed in claim 1, wherein: the inner wall of the radiating hole (21) is fixedly provided with a sealing ring (51) for blocking the filter screen (3), and the box body (1) is provided with a fixing component (6) for fixing the filter screen (3).

5. The dustproof electrical box of claim 4, wherein: the inner wall of the radiating hole (21) is provided with a sliding groove (52), the fixing assembly (6) comprises a sliding plate (61) arranged in the sliding groove (52) in a sliding mode and a spring (62) with one end fixed on the side wall, far away from the filter screen (3), of the sliding plate (61), and the other end of the spring (62) is fixed on the inner wall, far away from the radiating hole (21), of the sliding groove (52).

6. A dust-proof electrical box as claimed in claim 5, wherein: the novel box is characterized in that a rotating groove (7) communicated with the sliding groove (52) is formed in the side wall of the box body (1), a threaded rod (71) is connected with the rotating groove (7) in a threaded mode, a placement groove (8) is formed in the side wall, close to the rotating groove (7), of the sliding plate (61), and a first inclined surface (81) is formed in an edge, intersecting with the side wall, close to the rotating groove (7), of the sliding plate (61), of the inner wall, away from the spring (62), of the placement groove (8).

7. The dustproof electrical box of claim 6, wherein: the side wall of the filter screen (3) close to the sliding plate (61) and the edge of the filter screen close to the intersection of the side wall of the threaded rod (71) are provided with second inclined surfaces (82).

8. A dust-proof electrical box as claimed in claim 7, wherein: the threaded rod (71) is provided with a rocker arm (9) for reducing difficulty of rotating the threaded rod (71) by a worker.