CN211017966U - A cooling switch cabinet - Google Patents

Abstract

The utility model discloses a heat dissipation switch cabinet, which comprises a casing, a support column, a heat conduction plate, a heat sink, an annular air duct, an air guide plate, a heat dissipation groove, a heat conduction strip, a first fan, a mounting plate, a mounting strip and a fixing frame , filter screen, filter plate, air inlet, rear cover, ventilation hole, second fan, hinge, movable cover, air inlet and guide rail. The utility model has a reasonable structure. The air inside the casing enters the interior of the fixing frame through the air inlet holes on both sides of the fixing frame, and is double filtered by a filter plate and a filter screen to intercept the dust carried in the air in the fixing frame. The second fan inside the ventilation hole at one end of the back cover blows out the hot air inside the shell in time, so as to maintain good heat dissipation of the switchgear. The movable cover is turned over by the hinge, and one end of the movable cover is separated from the guide rail, so as to adjust the exhaust of the ventilation hole The aperture, through the air intake hole at one end of the movable cover, reduces the entry of dust and improves the heat dissipation effect.

Description

A cooling switch cabinet

technical field

The utility model relates to a switch cabinet, in particular to a heat dissipation switch cabinet, which belongs to the technical field of switch cabinet applications.

Background technique

The switch cabinet is a kind of electrical equipment. The outside line of the switch cabinet first enters the main control switch in the cabinet, and then enters the sub-control switch. Each sub-circuit is set according to its needs, such as instrumentation, automatic control, motor magnetic switch, various AC contactors, etc. Some are also equipped with high-voltage room and low-voltage room switchgear, with high-voltage busbars, such as power plants, etc., and some are also equipped with low-cycle load shedding to ensure the main equipment.

At present, the arrangement of the heat dissipation holes in the existing electrical switch cabinet makes the dust in the air very easy to enter the switch cabinet and adhere to the heat dissipation holes to block the heat dissipation holes, which will affect the heat dissipation effect, and then cause the internal temperature of the switch cabinet to be too high, which will lead to the circuit Aging and short circuit, the failure rate increases, so that the service life of the switchgear is shortened, and safety hazards become more and more, and the existing switchgear has poor heat dissipation effect, and dust enters the switchgear, which is difficult to remove. Therefore, a heat dissipation switch cabinet is proposed to solve the above problems.

Utility model content

The purpose of the utility model is to provide a heat dissipation switch cabinet in order to solve the above problems.

The utility model achieves the above objects through the following technical solutions, a heat dissipation switch cabinet, comprising a casing, a heat dissipation device and a dust removal device;

The heat dissipation device comprises a support column fixedly connected inside the casing, one end of the support column is fixedly connected to a mounting plate, a heat dissipation groove is opened in the center of the mounting plate, and a mounting strip is installed on one side of the heat dissipation groove;

The dust removal device comprises a rear cover bolted on one end of the casing, a vent hole is opened inside the rear cover, and the inner bottom end of the casing is fixedly connected to the fixing frame.

Preferably, the interior of the fixing frame is fixedly connected to the filter screen and the filter plate, and both end side walls of the fixing frame are provided with air inlet holes.

Preferably, the four corners of the inner wall of the casing are fixedly connected to an air guide plate, an arc-shaped groove is formed on one side wall of the air guide plate, an annular air duct is formed between the inner wall of the casing and the mounting plate, and the casing A first fan is installed between the inner wall and the mounting plate.

Preferably, the interior of the mounting plate is fixedly connected to a heat-conducting strip, one end of the heat-conducting strip is fixedly connected to a heat-conducting plate, and a side wall of one end of the heat-conducting plate is mounted with several heat sinks.

Preferably, a second fan is installed inside the ventilation hole, one side of the ventilation hole is hinged to one end of a movable cover through a hinge, and a plurality of air intake holes are opened inside the movable cover.

Preferably, an inner side of the ventilation hole is fixedly connected to a guide rail, and the guide rail is snap-connected to one end of the movable cover.

The beneficial effects of the present utility model are:

1. The heat is transferred through the heat-conducting strips inside the mounting plate, the heat is transferred to the heat-conducting plate through the heat-conducting strips, the heat is collected by the heat sinks on the heat-conducting plate, and the air inside the casing is blown by the first fan. It circulates through the annular air duct, guides the air in the annular air duct through the air guide plate, and then takes away the heat on the heat sink, and the heat dissipation effect is good.

2. The air passing through the inside of the casing enters the interior of the fixed frame through the air inlet holes on both sides of the fixed frame, and is filtered by the filter plate and the filter screen to intercept the dust carried in the air in the fixed frame. The second fan inside the vent hole blows out the hot air inside the casing in time, so as to maintain good heat dissipation of the switchgear. The movable cover is turned over by the hinge, and one end of the movable cover is detached from the guide rail, so as to adjust the exhaust aperture of the vent hole. The air intake hole at one end of the cover reduces the entry of dust and improves the heat dissipation effect.

Description of drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are just some embodiments of the present invention, and for those of ordinary skill in the art, other drawings can also be obtained from these drawings without creative labor.

Fig. 1 is the overall structure schematic diagram of the present utility model;

2 is a schematic diagram of the internal structure of the rear cover of the utility model;

FIG. 3 is a schematic diagram of the positions of the rear cover, the ventilation hole, the hinge, the movable cover and the air inlet of the utility model.

In the figure: 1. Shell, 2. Support column, 3. Thermal plate, 4. Heat sink, 5. Annular air duct, 6. Air guide plate, 7. Heat sink, 8. Thermal strip, 9. First fan , 10, mounting plate, 11, mounting strip, 12, fixing frame, 13, filter screen, 14, filter plate, 15, air inlet hole, 16, back cover, 17, ventilation hole, 18, second fan, 19, Hinge, 20, movable cover, 21, air inlet, 22, guide rail.

Detailed ways

In order to make the purpose, features and advantages of the present utility model more obvious and understandable, 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. Obviously, the embodiments described below are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

The technical solutions of the present utility model will be further described below with reference to the accompanying drawings and through specific embodiments.

In the description of the present invention, it should be understood that the orientations or positional relationships indicated by the terms "upper", "lower", "top", "bottom", "inner", "outer", etc. are based on those shown in the accompanying drawings. The orientation or positional relationship is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a reference to the present utility model. limits.

Please refer to Figure 1-3, a heat dissipation switch cabinet, including a housing 1, a heat dissipation device and a dust removal device;

The heat dissipation device includes a support column 2 fixedly connected to the inside of the housing 1, one end of the support column 2 is fixedly connected to a mounting plate 10, a heat dissipation groove 7 is formed in the center of the mounting plate 10, and one end of the heat dissipation groove 7 is formed. A mounting strip 11 is installed on the side to improve the heat dissipation effect;

The dust removal device includes a rear cover 16 bolted to one end of the casing 1 , a vent hole 17 is opened inside the rear cover 16 , and the inner bottom end of the casing 1 is fixedly connected to the fixing frame 12 to reduce dust pollution. Enter to facilitate the removal of dust.

The interior of the fixing frame 12 is fixedly connected to the filter screen 13 and the filter plate 14 , and the side walls at both ends of the fixing frame 12 are provided with air inlet holes 15 , which are more reasonable in structure and easy to connect; Both are fixedly connected to the wind deflector 6, one end side wall of the wind deflector 6 is provided with an arc-shaped groove, an annular air duct 5 is formed between the inner wall of the housing 1 and the mounting plate 10, and the inner wall of the housing 1 is connected to the mounting plate 10. The first fan 9 is installed between the plates 10, which has a more reasonable structure and is easy to connect; the interior of the mounting plate 10 is fixedly connected to the heat-conducting strip 8, and one end of the heat-conducting strip 8 is fixedly connected to the heat-conducting plate 3. A number of cooling fins 4 are installed on the side wall of one end, which has a more reasonable structure and is easy to connect; a second fan 18 is installed inside the ventilation hole 17, and one side of the ventilation hole 17 is hinged to one end of the movable cover 20 through a hinge 19. The inside of the movable cover 20 is provided with a number of air inlet holes 21, which are more reasonable in structure and are convenient for connection; the inner side of the ventilation hole 17 is fixedly connected to a guide rail 22, and the guide rail 22 is snapped and connected to one end of the movable cover 20, The structure is more reasonable and easy to connect.

When the utility model is in use, first, the electrical components in the device are connected to external control switches and power supplies, and then the electrical components to be installed are installed on the mounting bar 11 on one side of the mounting plate 10, when the electrical components on the mounting bar 11 are installed When heat is generated during operation, the heat is transferred to the mounting board 10, and the heat is transferred through the heat conducting strips 8 inside the mounting board 10. The heat is concentrated, and the air inside the casing 1 is blown by the first fan 9 to circulate along the annular air duct 5, and the air in the annular air duct 5 is guided by the air deflector 6, and then the heat on the heat sink 4 is carried. The air inside the housing 1 enters the interior of the fixed frame 12 through the air inlet holes 15 on both sides of the fixed frame 12, and is double filtered by the filter plate 14 and the filter screen 13 to intercept the dust carried in the air in the fixed frame 12. , through the second fan 18 inside the ventilation hole 17 at one end of the rear cover 16, the hot air inside the casing 1 is blown out in time, so as to maintain good heat dissipation of the switch cabinet, and the movable cover 20 is turned over by the hinge 19, and one end of the movable cover 20 is removed from the guide rail. 22 is disengaged, thereby adjusting the exhaust aperture of the vent hole 17, and through the air inlet hole 21 at one end of the movable cover 20, the entry of dust is reduced and the heat dissipation effect is improved.

The related circuits, electronic components and modules are all in the prior art, which can be realized by those skilled in the art. It is needless to mention that the content of the protection of the present invention does not involve the improvement of software and methods.

It will be apparent to those skilled in the art that the present invention is not limited to the details of the above-described exemplary embodiments, and that the present invention may be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention. Therefore, the embodiments are to be considered in all respects as exemplary and not restrictive, and the scope of the present invention is defined by the appended claims rather than the foregoing description, and it is therefore intended that the All changes within the meaning and scope of the required identical elements are included in the present invention. Any reference signs in the claims shall not be construed as limiting the involved claim.

As mentioned above, the above embodiments are only used to illustrate the technical solutions of the present utility model, but not to limit them; although the present utility model has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that it can still be Modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements to some of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions depart from the spirit and scope of the technical solutions of the embodiments of the present invention .

Claims (6)

1. A heat dissipation cubical switchboard which characterized in that: comprises a shell (1), a heat dissipation device and a dust removal device;

the heat dissipation device comprises a support column (2) fixedly connected inside a shell (1), one end of the support column (2) is fixedly connected with a mounting plate (10), a heat dissipation groove (7) is formed in the center of the mounting plate (10), and a mounting bar (11) is mounted on one side of the heat dissipation groove (7);

dust collector includes back lid (16) of bolt threaded connection in casing (1) one end, the inside of back lid (16) is opened there is air vent (17), the fixed frame (12) of inside bottom fixed connection of casing (1).

2. A heat dissipating switchgear, according to claim 1, characterized in that: the filter screen (13) and the filter plate (14) are fixedly connected inside the fixing frame (12), and air inlet holes (15) are formed in the side walls of the two ends of the fixing frame (12).

3. A heat dissipating switchgear, according to claim 1, characterized in that: the air guide plate (6) is fixedly connected to four corners of the inner wall of the shell (1), an arc-shaped groove is formed in the side wall of one end of the air guide plate (6), an annular air duct (5) is formed between the inner wall of the shell (1) and the mounting plate (10), and a first fan (9) is mounted between the inner wall of the shell (1) and the mounting plate (10).

4. A heat dissipating switchgear, according to claim 1, characterized in that: the inside fixed connection heat conduction strip (8) of mounting panel (10), the one end fixed connection heat-conducting plate (3) of heat conduction strip (8), a plurality of fin (4) are installed to the one end lateral wall of heat-conducting plate (3).

5. A heat dissipating switchgear, according to claim 1, characterized in that: the air conditioner is characterized in that a second fan (18) is installed inside the vent hole (17), one side of the vent hole (17) is hinged to one end of a movable cover (20) through a hinge (19), and a plurality of air inlets (21) are formed in the movable cover (20).

6. A heat dissipating switchgear, according to claim 1, characterized in that: one side of the inside of the vent hole (17) is fixedly connected with a guide rail (22), and the guide rail (22) is clamped and connected with one end of the movable cover (20).

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