CN217741087U

CN217741087U - Improve built-in integrated protection device of feeder cabinet security

Info

Publication number: CN217741087U
Application number: CN202221639423.4U
Authority: CN
Inventors: 葛圣增
Original assignee: Ruijin Electric Suzhou Co ltd
Current assignee: Ruijin Electric Suzhou Co ltd
Priority date: 2022-06-28
Filing date: 2022-06-28
Publication date: 2022-11-04
Anticipated expiration: 2032-06-28

Abstract

The utility model relates to a technical field is made to the feeder cabinet, concretely relates to improve built-in integrated protection device of feeder cabinet security. The method comprises the following steps: the refrigerator comprises a cabinet body, wherein a refrigerating part is arranged in the cabinet body and comprises a semiconductor refrigerating piece, a first finned radiator is arranged below the semiconductor refrigerating piece, a refrigerating air duct is fixed on one side of the inner wall of the cabinet body, the first finned radiator is arranged in the refrigerating air duct, an air inlet of the refrigerating air duct is arranged on the side wall, a first exhaust fan is arranged at the air outlet end of the refrigerating air duct, and the first exhaust fan is arranged in the cabinet body; the bottom of the refrigeration air duct is provided with a group of drain pipes, and each drain pipe comprises a water inlet end, a U-shaped section and a water outlet end. Can discharge because of the comdenstion water that uses the semiconductor refrigeration piece to produce, at the in-process that realizes the cooling to the feeder cabinet, prevent the potential safety hazard because of the comdenstion water causes, consequently further promoted the security of feeder cabinet.

Description

Improve built-in integrated protection device of feeder cabinet security

Technical Field

The utility model relates to a technical field is made to the feeder cabinet, concretely relates to improve built-in integrated protection device of feeder cabinet security.

Background

Background: the feeder cabinet is also a wiring cabinet, and the buses of strong current or weak current enter the feeder cabinet and are distributed to each terminal through the feeder cabinet. In some special industrial application environments, the feeder cabinet can cause faults due to high temperature, even has fire-fighting hidden dangers, and in order to avoid the occurrence of the situation, a cooling device needs to be arranged in the feeder cabinet. For example, a Chinese utility model patent with the application number of 201922166305.0 discloses an electric control cabinet semiconductor refrigerating device. The electric control cabinet is cooled by the combination of the semiconductor refrigerating sheet and the radiator. The patent has the following beneficial effects: compact structure is reasonable, and the overall arrangement is succinct, and it is fabulous to use dustproof and refrigeration in automatically controlled cabinet, and this refrigerating plant has advantages such as low in production cost, temperature control is sensitive, the cooling effect is obvious, especially uses under the effectively refrigerated environment again in the automatically controlled equipment of cotton spinning trade, need strictly dustproof, sealed, has very big advantage. However, the semiconductor refrigerating sheet is used for cooling the electrical equipment, so that the technical problem that condensed water generated after refrigeration of the refrigerating sheet is discharged is solved, the humidity in the cabinet is increased, water is accumulated, and short circuit risk exists in the electrical equipment in the cabinet.

SUMMERY OF THE UTILITY MODEL

For overcoming the not enough of above-mentioned prior art, the utility model provides an improve built-in comprehensive protection device of feeder cabinet security can discharge and use the semiconductor refrigeration piece to produce the comdenstion water to the inside cooling of feeder cabinet, promotes the security of feeder cabinet.

In order to achieve the above purpose, the present invention is realized by the following technical solution: the utility model provides an improve built-in integrated protection device of feeder cabinet security, includes: the refrigerator comprises a cabinet body, wherein a refrigerating part is arranged in the cabinet body, the refrigerating part comprises a semiconductor refrigerating sheet, a first finned radiator is arranged below the semiconductor refrigerating sheet, a refrigerating air duct is fixed on one side of the inner wall of the cabinet body, the first finned radiator is arranged in the refrigerating air duct, an air inlet of the refrigerating air duct is arranged on the side wall, a first exhaust fan is arranged at the air outlet end of the refrigerating air duct, and the first exhaust fan is arranged in the cabinet body; the water inlet end and the water outlet end are respectively arranged at two ends of the U-shaped section, the water inlet end is higher than the water outlet end, the water inlet end is connected with the bottom of the refrigerating air duct, and the water outlet end extends out of the outer wall of the cabinet body.

Among the above-mentioned device, an improve built-in integrated protection device of feeder cabinet security, its principle is, the refrigeration end of semiconductor refrigeration piece is in the below, and it is right through the semiconductor refrigeration piece first finned radiator wholly cools down, inhales the refrigeration wind channel with the outside air through first exhaust fan, and the air is set up after the first finned radiator heat transfer in the refrigeration wind channel, and it is internal to discharge the cabinet again to the internal cooling of cabinet to the cabinet has been realized. Preferably, the bottom of the cabinet body is provided with an air outlet which is arranged at the same side of the air inlet of the cooling air duct, so that the flowing range of refrigerated air in the cabinet body is enlarged. Wherein the condensed water is discharged to the outside of the cabinet body by arranging a drain pipe at the bottom of the cooling air duct. In order to prevent that the air from being inhaled refrigeration wind channel by first exhaust fan from the drain pipe, consequently set up U type section between end and the play water end of intaking, behind the comdenstion water inflow water end, can ponding in U type section to plug up the drain pipe, consequently, the air can't get into in the refrigeration wind channel from the drain pipe. In addition, a one-way valve may be provided at the water inlet end if there is a reverse flow of accumulated water in the drain. A improve built-in integrated protection device of feeder cabinet security, can discharge because of the comdenstion water that uses the semiconductor refrigeration piece to produce, realizing the in-process to the cooling of feeder cabinet, prevent the potential safety hazard because of the comdenstion water causes, consequently further promoted the security of feeder cabinet.

Furthermore, the built-in comprehensive protection device for improving the safety of the feeder line cabinet is characterized in that a guide plate is arranged at the bottom of the refrigeration air duct, the guide plate is arranged in an inclined mode, and the water inlet end is arranged on the lower side of the guide plate. As the utility model discloses an optimal scheme, the guide plate for with the comdenstion water conservancy diversion of refrigeration wind channel bottom to water inlet department, improve drainage efficiency.

Furthermore, the built-in comprehensive protection device for improving the safety of the feeder cabinet comprises a first fin type radiator and a heat conduction block, wherein the first fin type radiator comprises a group of radiating fins and the heat conduction block is arranged on the group of radiating fins in a penetrating mode, and the upper end of the heat conduction block is attached to a semiconductor refrigerating sheet.

Furthermore, the built-in comprehensive protection device for improving the safety of the feeder cabinet comprises a group of inclined fins, wherein the inclined fins are close to one side of the air inlet of the refrigeration air duct and lower than the inclined fins close to one side of the first exhaust fan. As the preferred scheme of the utility model, the inclined fins increase the contact area of the air and the inclined fins on one hand, and improve the refrigeration efficiency; on the other hand, the water-saving cabinet plays a role in blocking and guiding flow, and prevents condensed water generated on the inclined fins from being sucked into the cabinet body by the first exhaust fan.

Furthermore, the built-in comprehensive protection device for improving the safety of the feeder line cabinet further comprises a group of horizontal fins, and the horizontal fins are arranged above the inclined fins. As the utility model discloses a preferred scheme because the semiconductor refrigeration piece is the level setting, the contained angle space that forms between slope fin and the semiconductor refrigeration piece of upper end consequently sets up horizontal fin in order to fill this space, promotes heat radiation fins's density.

Furthermore, the built-in comprehensive protection device for improving the safety of the feeder cabinet further comprises a pair of fixed side plates, the pair of fixed side plates are respectively arranged on two sides of the radiating fins, and the fixed side plates are connected with the inner wall of the refrigerating air duct. As the utility model discloses a preferred scheme sets up fixed curb plate is used for fixed a set of heat radiation fins to be connected with the refrigeration wind channel. General fin is the radiator, fixes heat radiation fins on the heat conduction piece, forms tower radiator, but the utility model discloses in, because the slope fin sets up that inclines, in order to fill slope fin and semiconductor refrigeration piece contained angle space, need establish horizontal fin in addition, partial horizontal fin is insufficient with the contact of heat conduction piece, consequently can't fix, so need set up fixed curb plate to guarantee the stability of structure.

Furthermore, the built-in comprehensive protection device for improving the safety of the feeder line cabinet comprises a second finned radiator and a radiating air duct, wherein the second finned radiator is arranged above the semiconductor refrigeration sheet, the second finned radiator is arranged in the radiating air duct, and a second exhaust fan is arranged at an air outlet of the radiating air duct. As the utility model discloses an optimal selection scheme makes the air current through the heat dissipation air duct through the second exhaust fan, cools down to second fin type radiator, realizes the heat dissipation that the semiconductor refrigeration piece sent out the hot side.

Furthermore, the built-in comprehensive protection device for improving the safety of the feeder cabinet is characterized in that the heat dissipation air duct is arranged inside the cabinet body, the second exhaust fan is arranged at the top of the cabinet body, and the air inlet of the heat dissipation air duct is arranged above the air inlet of the cooling air duct. As the preferred scheme of the utility model, overall structure is compact.

Furthermore, the built-in comprehensive protection device for improving the safety of the feeder line cabinet is characterized in that a temperature sensor and a humidity sensor are arranged in the cabinet body. As the utility model discloses an optimal selection scheme can carry out real time monitoring to the internal portion humiture of cabinet.

Further, the built-in comprehensive protection device for improving the safety of the feeder line cabinet, wherein a filtering part is arranged at the air inlet of the refrigeration air channel and comprises a filtering plate clamping groove and a filtering plate, the filtering plate clamping groove is fixed on the outer wall of the cabinet body, and the filtering plate is inserted into the filtering plate clamping groove. As the utility model discloses a preferred scheme, through the filter of chooseing for use dustproof and/or dehumidification effect, further promote the security of the cabinet body.

Above-mentioned technical scheme can find out, the utility model discloses following beneficial effect has:

the utility model provides an improve built-in integrated protection device of feeder cabinet security can discharge because of using the comdenstion water that the semiconductor refrigeration piece produced, is realizing the in-process to the cooling of feeder cabinet, prevents the potential safety hazard because of the comdenstion water causes, has consequently further promoted the security of feeder cabinet.

Drawings

Fig. 1 is a schematic three-dimensional structure diagram of a built-in integrated protection device for improving the safety of a feeder cabinet according to the present invention;

fig. 2 is an exploded view of the external part of the cabinet body of the built-in integrated protection device for improving the safety of the feeder cabinet according to the present invention;

fig. 3 is a top view of the internal integrated protection device for improving the safety of the feeder cabinet according to the present invention;

FIG. 4 isbase:Sub>A cross-sectional view taken along line A-A of FIG. 3;

FIG. 5 is an enlarged view of a portion of FIG. 4 within circle B;

fig. 6 is a part explosion diagram of refrigeration portion, radiator and air duct in the built-in integrated protection device for improving the safety of feeder cabinet.

In the figure: 1-a cabinet body; 11-an air outlet; 2-a refrigerating section; 21-semiconductor refrigerating sheet; 3-a first finned heat sink; 31-heat dissipation fins; 311-inclined fins; 312-horizontal fins; 32-a thermally conductive block; 33-fixing the side plate; 4-a refrigerating air duct; 41-a first exhaust fan; 42-a drain pipe; 421-water inlet end; 422-U-shaped section; 423-water outlet end; 43-a deflector; 5-a second finned radiator; 6-a heat dissipation air duct; 61-a second exhaust fan; 7-a filter section; 71-filter plate card slot; 72-filter plate.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below by referring to the drawings are exemplary intended for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise" 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 to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be 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 according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the recitation of a first feature "on" or "under" a second feature may include the recitation of the first and second features being in direct contact, and may also include the recitation of the first and second features not being in direct contact, but being in contact with another feature between them. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Examples

The built-in comprehensive protection device for improving the safety of the feeder line cabinet, which is shown in fig. 1-5, comprises a cabinet body 1, wherein a refrigerating part 2 is arranged in the cabinet body 1, the refrigerating part 2 comprises a semiconductor refrigerating sheet 21, a first finned radiator 3 is arranged below the semiconductor refrigerating sheet 21, a refrigerating air duct 4 is fixed on one side of the inner wall of the cabinet body 1, the first finned radiator 3 is arranged in the refrigerating air duct 4, an air inlet of the refrigerating air duct 4 is arranged on the side wall, an air outlet end of the refrigerating air duct 4 is provided with a first exhaust fan 41, and the first exhaust fan 41 is arranged inside the cabinet body 1; the bottom of the refrigeration air duct 4 is provided with a group of drain pipes 42, each drain pipe 42 includes a water inlet end 421, a U-shaped section 422 and a water outlet end 423, the water inlet end 421 and the water outlet end 423 are respectively disposed at two ends of the U-shaped section 422, the water inlet end 421 is higher than the water outlet end 423, the water inlet end 421 is connected with the bottom of the refrigeration air duct 4, and the water outlet end 423 extends out of the outer wall of the cabinet body 1.

Based on the above structure, this embodiment a built-in integrated protection device who improves feeder cabinet security, its principle is, the refrigeration end of semiconductor refrigeration piece 21 is in the below, and is right through semiconductor refrigeration piece 21 first finned radiator 3 is whole to be cooled down, inhales the refrigeration wind channel 4 with the outside air through first exhaust fan 41, and the air is arranged in the first finned radiator 3 heat transfer back in refrigeration wind channel 4, discharges into in the cabinet body 1 again to the cooling in the cabinet body 1 has been realized. Preferably, the bottom of the cabinet body 1 is provided with an air outlet 11, and the air outlet 11 is arranged at the same side of the air inlet of the cooling air duct 4, so that the flow range of the cooled air in the cabinet body 1 is enlarged. Wherein the condensed water is discharged to the outside of the cabinet 1 by arranging a drain pipe 42 at the bottom of the cooling air duct 4. In order to prevent air from being sucked into the cooling air duct 4 from the drain pipe 42 by the first exhaust fan 41, the U-shaped section 422 is provided between the water inlet end 421 and the water outlet end 423, and after the condensed water flows into the water inlet end 421, water is accumulated in the U-shaped section 422 to block the drain pipe 42, so that air cannot enter the cooling air duct 4 from the drain pipe 42. In addition, a one-way valve may be provided at the water inlet end 421 if there is a reverse flow of accumulated water in the drain pipe 42. The built-in comprehensive protection device for improving the safety of the feeder cabinet can discharge condensed water generated by using the semiconductor refrigeration sheet 21, prevent potential safety hazards caused by the condensed water in the process of cooling the feeder cabinet, and further improve the safety of the feeder cabinet.

In this embodiment, the bottom of the cooling air duct 4 is provided with a guide plate 43, the guide plate 43 is arranged in an inclined manner, and the water inlet end 421 is arranged on the lower side of the guide plate 43. The guide plate 43 is used for guiding the condensed water at the bottom of the refrigeration air duct 4 to the water inlet end 421, so that the drainage efficiency is improved.

In this embodiment, as shown in fig. 4, 5 and 6, the first fin type heat sink 3 includes a set of heat dissipating fins 31 and a heat conducting block 32, the heat conducting block 32 is disposed on the set of heat dissipating fins 31 in a penetrating manner, and an upper end of the heat conducting block 32 is attached to the semiconductor chilling plate 21. The heat dissipation fins 31 include a set of inclined fins 311, and the inclined fins 311 are close to the air inlet side of the cooling air duct 4 and lower than the inclined fins 311 close to the first exhaust fan 41. The inclined fins 311 increase the contact area between the air and the inclined fins 311 on one hand, and improve the refrigeration efficiency; on the other hand, the water-saving cabinet plays a role in blocking and guiding the flow, and prevents the condensed water generated on the inclined fins 311 from being sucked into the cabinet 1 by the first exhaust fan 41. In addition, the radiator fins 31 further include a set of horizontal fins 312, and the horizontal fins 312 are disposed above the inclined fins 311. Because the semiconductor chilling plate 21 is horizontally arranged, and an included angle space is formed between the inclined fin 311 at the upper end and the semiconductor chilling plate 21, the horizontal fin 312 is arranged to fill the space, and the density of the heat dissipation fin is improved. Moreover, the first finned radiator 3 further includes a pair of fixed side plates 33, the pair of fixed side plates 33 are respectively disposed at two sides of the heat dissipating fins 31, and the fixed side plates 33 are connected to the inner wall of the cooling air duct 4. The fixing side plate 33 is provided for fixing a set of the heat dissipating fins 31 and is connected to the cooling air duct 4. In the present embodiment, since the inclined fins 311 are obliquely arranged, in order to fill up the space between the inclined fins 311 and the semiconductor cooling plate 21, additional horizontal fins 312 are required, and a part of the horizontal fins 312 are not in sufficient contact with the heat conducting block 32, and therefore cannot be fixed, so that the fixing side plate 33 is required to ensure the stability of the structure.

In this embodiment, a second finned radiator 5 is arranged above the semiconductor refrigerating fins 21, and the semiconductor refrigerating fins further include a heat dissipation air duct 6, the second finned radiator 5 is arranged in the heat dissipation air duct 6, and a second exhaust fan 61 is arranged at an air outlet of the heat dissipation air duct 6. The second exhaust fan 61 makes the air flow through the heat dissipation air duct 6 to cool the second finned radiator 5, so as to realize heat dissipation on the heating side of the semiconductor refrigeration fin 21. And, the heat dissipation air duct 6 is arranged inside the cabinet body 1, the second exhaust fan 61 is arranged at the top of the cabinet body 1, and the air inlet of the heat dissipation air duct 6 is arranged above the air inlet of the cooling air duct 4. Has the advantage of compact integral structure.

In this embodiment, a temperature sensor (not shown) and a humidity sensor (not shown) are provided in the cabinet 1. Can carry out real time monitoring to the inside humiture of the cabinet body 1.

In this embodiment, the air inlet of the refrigerating air duct 4 is provided with a filtering portion 7, the filtering portion 7 includes a filtering plate clamping groove 71 and a filtering plate 72, the filtering plate clamping groove 71 is fixed on the outer wall of the cabinet 1, and the filtering plate 72 is inserted into the filtering plate clamping groove 71. The safety of the cabinet 1 is further improved by selecting the filter plate 72 with a dustproof and/or dehumidifying effect.

The technical principles of the present invention have been described above in connection with specific embodiments, which are intended to explain the principles of the invention and should not be interpreted as limiting the scope of the invention in any way. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without any inventive step, and these embodiments are all intended to fall within the scope of the present invention.

Claims

1. The utility model provides an improve built-in integrated protection device of feeder cabinet security which characterized in that: the refrigerator comprises a cabinet body (1), wherein a refrigerating part (2) is arranged in the cabinet body (1), the refrigerating part (2) comprises a semiconductor refrigerating sheet (21), a first finned radiator (3) is arranged below the semiconductor refrigerating sheet (21), a refrigerating air duct (4) is fixed on one side of the inner wall of the cabinet body (1), the first finned radiator (3) is arranged in the refrigerating air duct (4), an air inlet of the refrigerating air duct (4) is formed in the side wall, a first exhaust fan (41) is arranged at an air outlet end of the refrigerating air duct (4), and the first exhaust fan (41) is arranged inside the cabinet body (1); refrigeration wind channel (4) bottom is equipped with a set of drain pipe (42), drain pipe (42) are including intaking end (421), U type section (422) and play water end (423), it sets up respectively at the both ends of U type section (422) to intake end (421) and play water end (423), it is higher than play water end (423) to intake end (421), it is connected with refrigeration wind channel (4) bottom to intake end (421), it extends cabinet body (1) outer wall to go out water end (423).

2. The internal integrated protection device for improving the safety of the feeder cabinet according to claim 1, characterized in that: the bottom of the refrigeration air duct (4) is provided with a guide plate (43), the guide plate (43) is obliquely arranged, and the water inlet end (421) is arranged on one side of the lower position of the guide plate (43).

3. A built-in integrated protection device for improving the safety of a feeder cabinet according to claim 1, wherein: the first finned radiator (3) comprises a group of radiating fins (31) and a heat conducting block (32), the heat conducting block (32) penetrates through the group of radiating fins (31), and the upper end of the heat conducting block (32) is attached to the semiconductor refrigerating sheet (21).

4. A built-in integrated protection device for improving the safety of a feeder cabinet according to claim 3, wherein: the heat dissipation fins (31) comprise a group of inclined fins (311), and the inclined fins (311) are arranged on the side close to the air inlet of the refrigeration air duct (4) and lower than the inclined fins (311) on the side close to the first exhaust fan (41).

5. A built-in comprehensive protection device for improving the safety of a feeder cabinet according to claim 4, characterized in that: the heat dissipation fins (31) further comprise a group of horizontal fins (312), and the horizontal fins (312) are arranged above the inclined fins (311).

6. A built-in comprehensive protection device for improving the safety of a feeder cabinet according to claim 5, characterized in that: the first finned radiator (3) further comprises a pair of fixed side plates (33), the fixed side plates (33) are respectively arranged on two sides of the radiating fins (31), and the fixed side plates (33) are connected with the inner wall of the refrigerating air duct (4).

7. The internal integrated protection device for improving the safety of the feeder cabinet according to claim 1, characterized in that: semiconductor refrigeration piece (21) top is equipped with second finned radiator (5), still includes radiating air duct (6), second finned radiator (5) set up in radiating air duct (6), radiating air duct (6) air outlet department is equipped with second exhaust fan (61).

8. A built-in comprehensive protection device for improving the safety of a feeder cabinet according to claim 7, characterized in that: the heat dissipation air duct (6) is arranged inside the cabinet body (1), the second exhaust fan (61) is arranged at the top of the cabinet body (1), and the air inlet of the heat dissipation air duct (6) is arranged above the air inlet of the cooling air duct (4).

9. The internal integrated protection device for improving the safety of the feeder cabinet according to claim 1, characterized in that: a temperature sensor and a humidity sensor are arranged in the cabinet body (1).

10. A built-in integrated protection device for improving the safety of a feeder cabinet according to claim 1, wherein: refrigeration wind channel (4) air intake department is equipped with filter part (7), filter part (7) include filter draw-in groove (71) and filter (72), filter draw-in groove (71) are fixed on the outer wall of the cabinet body (1), filter (72) are inserted and are established in filter draw-in groove (71).