CN210577316U - Jet impact type cooling power distribution cabinet - Google Patents
Jet impact type cooling power distribution cabinet Download PDFInfo
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- CN210577316U CN210577316U CN201921990267.4U CN201921990267U CN210577316U CN 210577316 U CN210577316 U CN 210577316U CN 201921990267 U CN201921990267 U CN 201921990267U CN 210577316 U CN210577316 U CN 210577316U
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Abstract
The utility model discloses a jet impact type cooling power distribution cabinet, which comprises a cabinet body, a heating component and a cooling device, wherein the cabinet body is internally provided with a holding space, the heating component and the cooling device are arranged in the holding space, and the heating component is arranged on the wall surface of the cabinet body; the cooling device comprises a pressure collecting bin and a plurality of jet impact pipes; the jet impact has been seted up strip seam hole on the pipe, is provided with strip seam nozzle on the strip seam hole, and the strip seam nozzle is followed the axis direction setting that the jet impact was managed, the utility model discloses the jet nozzle of cooling device who provides in is strip seam jet nozzle, compares with traditional round hole nozzle, and strip seam jet nozzle jets out's air current is the continuity air current to avoided being interrupted of air current between the traditional round hole nozzle, consequently compared with traditional round hole nozzle and had more efficient heat transfer effect, and heating element's heat dissipation is balanced, and it is strong at the regional radiating effect of nozzle impact to have avoided traditional spaced nozzle, and the drawback that heat transfer effect is poor between two spaced nozzles.
Description
Technical Field
The utility model relates to a switch board technical field, concretely relates to efflux impacted style cooling switch board.
Background
The power distribution cabinet comprises switch equipment, a measuring instrument, a protective electric appliance and auxiliary equipment which are assembled in a closed or semi-closed metal cabinet or on a screen. As is well known, one of the core technologies of power distribution cabinets is that when the power distribution cabinet is in operation, due to the generation of electric heat, the internal temperature of the high-low voltage power distribution cabinet rises, referred to as temperature rise, and the temperature rise seriously affects the service performance of the power distribution cabinet, even generates an electrical short-circuit accident, reduces the temperature in the high-low voltage power distribution cabinet, and is also a technical target pursued jointly by the power distribution industry. The past industry practice is: the air holes are formed in the door plate of the power distribution cabinet, the cooling effect is not obvious in the form, and natural heat dissipation is lack of convection conditions; meanwhile, the heat dissipation conditions required by the power distribution cabinet equipped with the current mechanical equipment are different, so that different mechanical equipment needs to be equipped with a special power distribution cabinet; at present, a power distribution cabinet suitable for various mechanical devices is not available.
The traditional closed switch cabinet has good closure, small animals are prevented from intruding, the safety of electric shock prevention is high, but the heat dissipation performance is greatly reduced due to good closure, particularly in hot summer, the outside temperature is high, heat generated by each element in the closed switch cabinet cannot be dissipated, the element is easily damaged due to high temperature, and the normal use is influenced. In order to solve radiating problem, partial switch board has set up the fan in and has cooled down, but the air current that the fan drove is difficult to reach near each component, and the in-process that the hot gas flow was forced to flow can be to electric elements reheating along the way moreover, and the radiating effect is poor. And in the process of wind dispersion and ventilation, the air flow organization can not directly impact heating elements and parts effectively, so the heat exchange efficiency of directly blowing air to the power distribution cabinet by adopting a single fan is lower in the traditional method.
SUMMERY OF THE UTILITY MODEL
To the defect among the prior art, the utility model provides a efflux impacted style cooling switch board to improve switch board heat transfer effect.
A jet impact type cooling power distribution cabinet comprises a cabinet body, a heating assembly and a cooling device, wherein an accommodating space is formed in the cabinet body, the heating assembly and the cooling device are arranged in the accommodating space, and the heating assembly is installed on the wall surface of the cabinet body; the cooling device comprises a pressure collecting bin and a plurality of jet impact pipes, the pressure collecting bin is wedge-shaped, a pressure collecting cavity is formed in the pressure collecting bin, the jet impact pipes are arranged on the pressure collecting bin, and the insides of the jet impact pipes are communicated with the pressure collecting cavity; the jet impact pipe is provided with a strip seam hole, the strip seam hole is provided with a strip seam nozzle, and the strip seam nozzle is arranged along the axis direction of the jet impact pipe.
Preferably, an air inlet pipe is arranged on the pressure collecting bin.
Preferably, the air inlet pipe comprises a free end and a fixed end, and the fixed end is fixedly arranged on the pressure collecting bin; and the free end is provided with a plug, and the plug is detachably and fixedly connected with the air inlet pipe in a closed manner.
Preferably, the cabinet body is provided with a mounting hole, and the air inlet pipe penetrates through the mounting hole and is matched and fixed with the cabinet body; and a sealing ring is connected between the air inlet pipe and the mounting hole for sealing, and the containing space is isolated from the external space of the cabinet body.
Preferably, an axial flow fan is installed at the end part of the air inlet pipe of the pressure collecting bin.
Preferably, a centrifugal fan is installed at the end of the air inlet pipe of the pressure collecting bin.
Preferably, the cabinet body is provided with an exhaust hole, an exhaust pipe is installed at the exhaust hole, and a sealing ring is connected between the exhaust pipe and the exhaust hole and used for isolating the accommodating space from the external space of the cabinet body.
Preferably, the jet impact tube is a straight tube of equal diameter.
The beneficial effects of the utility model are embodied in: aiming at the distribution condition of heating components in the power distribution cabinet, a plurality of jet impact pipes are directly distributed in the cabinet body of the power distribution cabinet, a plurality of seam holes are formed in the side face, opposite to the jet impact pipes, of the heating components, strip seam nozzles are arranged on the seam holes, the air sprayed by the strip seam nozzles can be enabled to be stronger in targeting property by arranging the strip seam nozzles, and when the pressure difference for transmitting power is the same, the jet core area is farther, so that the heat exchange effect in the power distribution cabinet can be better under the condition of not increasing the power of a fan, and the heat exchange efficiency is improved; compare with heat transfer radiating mode or only compare at the cooling device in jet impact pipe jet hole, the utility model provides a cooling device can reach the purpose to switch board rapid cooling, and the cooling process is high-efficient, has effectively ensured the safe effectual operation of switch board. Additionally, the utility model discloses in the cooling device who provides's jet nozzle be a seam jet nozzle, compare with traditional round hole nozzle, the air current that a seam jet nozzle jetted out is the continuity air current to avoided being interrupted of air current between the traditional round hole nozzle, consequently compared with traditional round nozzle and had more efficient heat transfer effect, and heating element's heat dissipation is balanced, it is strong at nozzle impact area radiating effect to have avoided traditional spaced nozzle, the poor drawback of heat transfer effect between two spaced nozzles.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
Fig. 1 is a first schematic view of an internal structure of a power distribution cabinet according to an embodiment of the present invention;
fig. 2 is a second schematic view of an internal structure of a power distribution cabinet according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a cooling device according to an embodiment of the present invention.
In the figure, 10-cabinet body, 20-heating component, 30-pressure collecting bin, 101-exhaust hole, 102-mounting hole, 301-jet impact pipe, 302-slotted nozzle, 50-fan, 40-exhaust pipe, 304-free end, 305-fixed end, 306-plug and 307-air inlet pipe.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
It is to be noted that unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.
Fig. 1 is a first schematic view of an internal structure of a power distribution cabinet according to an embodiment of the present invention; fig. 2 is a second schematic view of an internal structure of a power distribution cabinet according to an embodiment of the present invention; fig. 3 is a schematic structural diagram of a cooling device according to an embodiment of the present invention; with reference to fig. 1, 2 and 3, the utility model provides a jet impact type cooling power distribution cabinet, which comprises a cabinet body 10, a heating assembly 20 and a cooling device, wherein the cabinet body is provided with an accommodating space, the heating assembly 20 and the cooling device are arranged in the accommodating space, and the heating assembly 20 is installed on the wall surface of the cabinet body 10; the cooling device comprises a pressure collecting bin 30 and a plurality of jet flow impact pipes 301, wherein the pressure collecting bin 30 is wedge-shaped, a pressure collecting cavity is formed inside the pressure collecting bin 30, the jet flow impact pipes 301 are installed on the pressure collecting bin 30, and the insides of the jet flow impact pipes 301 are communicated with the pressure collecting cavity; the jet impact pipe 301 is provided with a strip seam hole, the strip seam hole is provided with a strip seam nozzle 302, and the strip seam nozzle 302 is arranged along the axial direction of the jet impact pipe 301.
It should be noted that the slit nozzle 302 is a continuous nozzle compared with a conventional nozzle, and the air flow is jetted out from the slit, so that the jet speed can be ensured, and the problem of low heat exchange efficiency between the air flow jet and the target object target point caused by the gap arrangement of the conventional independent nozzle can also be avoided.
It should be further explained that an air inlet pipe 307 is disposed on the pressure collecting chamber 30.
It should be further noted that the air inlet pipe 307 includes a free end 304 and a fixed end 305, and the fixed end 305 is fixedly mounted on the pressure collecting chamber 30; the free end 304 is provided with a plug 306, and the plug 306 is detachably and fixedly connected with the air inlet pipe 307 in a closed manner.
In addition, the end cap 306 is provided to allow all of the cooling air to directly act on the heat generating component 20; on the other hand, the plug 306 is detachably and fixedly connected with the air inlet pipe 307, and when the air inlet pipe 307 is abnormally blocked, the plug 306 can be detached to be subjected to blockage clearing treatment.
It should be further explained that a mounting hole 102 is formed on the cabinet 10, and the air inlet pipe 307 penetrates through the mounting hole 102 to be matched and fixed with the cabinet 10; a sealing ring is connected between the air inlet pipe 307 and the mounting hole 102 for sealing, so as to isolate the accommodating space from the external space of the cabinet 10.
In order to provide two different fan 50 types, an axial flow fan 50 is installed at the end of the air inlet pipe 307 of the pressure collecting bin 30. In addition, the utility model can also adopt a centrifugal fan 50 which can provide higher pressure head, namely, the end part of the air inlet pipe 307 of the pressure collecting bin 30 is provided with the centrifugal fan 50; the centrifugal fan 50 has a higher pressure head, and can make the air flow rate of the jet hole jet flow stronger, so that the enhanced heat exchange effect is better.
It should be further noted that an exhaust hole 101 is formed in the cabinet 10, an exhaust pipe 40 is installed at the exhaust hole 101, and a sealing ring is connected between the exhaust pipe 40 and the exhaust hole 101, so as to isolate the accommodating space from the external space of the cabinet 10.
It should be further noted that the jet impact pipe 301 is a straight pipe with equal pipe diameter.
The beneficial effects of the utility model are embodied in: aiming at the distribution condition of heating components in the power distribution cabinet, a plurality of jet impact pipes are directly distributed in the cabinet body of the power distribution cabinet, a plurality of seam holes are formed in the side face, opposite to the jet impact pipes, of the heating components, strip seam nozzles are arranged on the seam holes, the air sprayed by the strip seam nozzles can be enabled to be stronger in targeting property by arranging the strip seam nozzles, and when the pressure difference for transmitting power is the same, the jet core area is farther, so that the heat exchange effect in the power distribution cabinet can be better under the condition of not increasing the power of a fan, and the heat exchange efficiency is improved; compare with heat transfer radiating mode or only compare at the cooling device in jet impact pipe jet hole, the utility model provides a cooling device can reach the purpose to switch board rapid cooling, and the cooling process is high-efficient, has effectively ensured the safe effectual operation of switch board. Additionally, the utility model discloses in the cooling device who provides's jet nozzle be a seam jet nozzle, compare with traditional round hole nozzle, the air current that a seam jet nozzle jetted out is the continuity air current to avoided being interrupted of air current between the traditional round hole nozzle, consequently compared with traditional round nozzle and had more efficient heat transfer effect, and heating element's heat dissipation is balanced, it is strong at nozzle impact area radiating effect to have avoided traditional spaced nozzle, the poor drawback of heat transfer effect between two spaced nozzles.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.
Claims (8)
1. The utility model provides a efflux impacted style cooling switch board which characterized in that: the cabinet comprises a cabinet body, a heating component and a cooling device, wherein an accommodating space is formed in the cabinet body, the heating component and the cooling device are arranged in the accommodating space, and the heating component is mounted on the wall surface of the cabinet body; the cooling device comprises a pressure collecting bin and a plurality of jet impact pipes, the pressure collecting bin is wedge-shaped, a pressure collecting cavity is formed in the pressure collecting bin, the jet impact pipes are arranged on the pressure collecting bin, and the insides of the jet impact pipes are communicated with the pressure collecting cavity; the jet impact pipe is provided with a strip seam hole, the strip seam hole is provided with a strip seam nozzle, and the strip seam nozzle is arranged along the axis direction of the jet impact pipe.
2. The jet impingement cooling power distribution cabinet of claim 1, wherein: an air inlet pipe is arranged on the pressure collecting bin.
3. The jet impingement cooling power distribution cabinet of claim 2, wherein: the air inlet pipe comprises a free end and a fixed end, and the fixed end is fixedly arranged on the pressure collecting bin; and the free end is provided with a plug, and the plug is detachably and fixedly connected with the air inlet pipe in a closed manner.
4. The jet impingement cooling power distribution cabinet of claim 2, wherein: the cabinet body is provided with a mounting hole, and the air inlet pipe penetrates through the mounting hole and is matched and fixed with the cabinet body; and a sealing ring is connected between the air inlet pipe and the mounting hole for sealing, and the containing space is isolated from the external space of the cabinet body.
5. The jet impingement cooling power distribution cabinet of claim 2, wherein: an axial flow fan is installed at the end part of the air inlet pipe of the pressure collecting bin.
6. The jet impingement cooling power distribution cabinet of claim 2, wherein: and a centrifugal fan is arranged at the end part of the air inlet pipe of the pressure collecting bin.
7. The jet impingement cooling power distribution cabinet of claim 1, wherein: the cabinet body is provided with an exhaust hole, an exhaust pipe is arranged at the exhaust hole, and a sealing ring is connected between the exhaust pipe and the exhaust hole and used for isolating the accommodating space from the external space of the cabinet body.
8. The jet impingement cooling power distribution cabinet of claim 1, wherein: the jet impact pipe is a straight pipe with equal pipe diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921990267.4U CN210577316U (en) | 2019-11-18 | 2019-11-18 | Jet impact type cooling power distribution cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921990267.4U CN210577316U (en) | 2019-11-18 | 2019-11-18 | Jet impact type cooling power distribution cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210577316U true CN210577316U (en) | 2020-05-19 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921990267.4U Active CN210577316U (en) | 2019-11-18 | 2019-11-18 | Jet impact type cooling power distribution cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210577316U (en) |
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2019
- 2019-11-18 CN CN201921990267.4U patent/CN210577316U/en active Active
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