CN212518124U - Dustproof heat dissipation variable frequency power supply switch board - Google Patents
Dustproof heat dissipation variable frequency power supply switch board Download PDFInfo
- Publication number
- CN212518124U CN212518124U CN202021227483.6U CN202021227483U CN212518124U CN 212518124 U CN212518124 U CN 212518124U CN 202021227483 U CN202021227483 U CN 202021227483U CN 212518124 U CN212518124 U CN 212518124U
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- electric cabinet
- cabinet
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- cavity
- fan
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- Expired - Fee Related
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Abstract
The utility model relates to the technical field of power control cabinets, in particular to a dustproof heat-dissipation variable frequency power control cabinet, which comprises an electric cabinet, wherein the front side of the electric cabinet is hinged with a cabinet door, a main suction fan is arranged on the cabinet door, an auxiliary fan is bolted at the bottom of the electric cabinet, a U-shaped cavity and a cavity are arranged inside the electric cabinet, the air hole is spirally and obliquely arranged, an air outlet is arranged at one side of the electric cabinet opposite to the cabinet door at intervals, the air outlet is communicated with the cavity, an exhaust fan is bolted at the back side of the electric cabinet, the exhaust fan is communicated with the cavity, a second dustproof net is arranged outside the exhaust fan, the dustproof heat-dissipation variable frequency power control cabinet sucks cold air through the arranged main suction fan grid, and after the cold air is blown into the electric cabinet through the air hole, because the air hole is arranged into a spirally inclined hole, thereby avoiding the situation that the internal components are damaged due to the dust entering.
Description
Technical Field
The utility model relates to a power control cabinet technical field especially relates to a dustproof heat dissipation variable frequency power supply control cabinet.
Background
The control cabinet is formed by assembling switch equipment, measuring instruments, protective electrical appliances and auxiliary equipment in a closed or semi-closed metal cabinet or on a screen according to the requirements of electrical wiring, the arrangement of the control cabinet meets the requirements of normal operation of an electric power system, the maintenance is convenient, the safety of people and surrounding equipment is not endangered, a circuit can be switched on or switched off by a manual or automatic switch in normal operation, the circuit is switched off or an alarm is given by the protective electrical appliances in fault or abnormal operation, various parameters in operation can be displayed by the measuring instruments, certain electrical parameters can be adjusted, and the deviation from the normal working state is prompted or a signal is sent. It is commonly used in various power generation, distribution and transformation substations.
Because the power control cabinet needs to produce a large amount of heat in the course of the work, especially when the weather is hot, the inside high temperature of power cabinet very easily causes the damage of inside components and parts, and present switch board does not have fine solution to outside dust, and the dust gets into the inside short circuit that causes the circuit of power control cabinet equally easily, and it has the potential safety hazard.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem that the high temperature in the prior art easily causes the damage of internal components and parts, the dust easily gets into the defects such as the inside of the power control cabinet, and the dustproof heat dissipation variable frequency power supply control cabinet who provides.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a dustproof heat dissipation variable frequency power supply control cabinet is designed, which comprises an electric cabinet, wherein the front side of the electric cabinet is hinged with a cabinet door, the cabinet door is provided with a main suction fan, the bottom of the electric cabinet is connected with an auxiliary fan in a bolt mode, a U-shaped cavity and a cavity are arranged inside the electric cabinet, the auxiliary fan is communicated with the bottom of the U-shaped cavity, the main suction fan and the auxiliary fan are both provided with a first dust screen outside, the outer side of the first dust screen is sleeved with an air inlet grille, two sides of the interior of the electric cabinet are respectively provided with an air hole communicated with the U-shaped cavity, the air holes are spirally and obliquely arranged, one side of the electric cabinet opposite to the cabinet door is provided with air outlet holes at intervals, the air outlet hole is communicated with the cavity, the back of the electric cabinet is bolted with an exhaust fan, the exhaust fan is communicated with the cavity, the outside of exhaust fan is provided with the second dust screen, the outside of second dust screen has cup jointed the air-out grid.
Preferably, the air outlet is inclined towards the direction of the air outlet.
Preferably, the air outlet is obliquely arranged and downwards inclined
The utility model provides a pair of dustproof heat dissipation variable frequency power supply switch board, beneficial effect lies in: the main suction fan is arranged to suck the outside cold air into and out of the electric cabinet, the auxiliary fan sucks the cold air and blows the cold air into the U-shaped cavity, the cold air is blown into the electric cabinet through the air holes, the air holes are spirally inclined holes, the air speed is accelerated after the air passes through the spiral air holes and then is converged with the air flow of the main suction fan, the air flow of the main suction fan is accelerated to blow out towards the air outlet, the air outlet feeds the air into and out of the cavity, and then the air carrying the heat in the electric cabinet is blown out by the exhaust fan to form strong convection air, so that the inside of the electric cabinet is better radiated, the air inlet grids are bolted on the outer parts of the main suction fan and the auxiliary fan, the first dust screen is clamped on the inner part of the air inlet grid, the outer part of the exhaust fan is bolted on the air outlet grid, the second dust screen is clamped on the inner part of the air outlet grid, the dust can not enter from the gap of the exhaust fan grille, and a fully-closed working space is provided while heat dissipation is achieved, so that the condition that internal components are damaged due to the entering of the dust is avoided.
Drawings
Fig. 1 is a schematic structural view of a dustproof heat dissipation variable frequency power supply control cabinet provided by the present invention;
fig. 2 is a schematic structural view of an auxiliary fan of a dustproof heat dissipation variable frequency power supply control cabinet according to the present invention;
fig. 3 is the utility model provides a three-dimensional structure schematic diagram of dustproof heat dissipation variable frequency power supply control cabinet.
In the figure: 1. an electric cabinet; 2. a cabinet door; 3. a main suction fan; 4. an auxiliary fan; 5. a U-shaped cavity; 6. a first dust screen; 7. an air inlet grille; 8. a wind hole; 9. an air outlet; 10. a cavity; 11. an exhaust fan; 12. a second dust screen; 13. and (5) an air outlet grid.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-3, a dustproof heat dissipation variable frequency power supply control cabinet comprises an electric cabinet 1, a cabinet door 2 is hinged on the front side of the electric cabinet 1, a main suction fan 3 is arranged on the cabinet door 2, the main suction fan 3 is arranged to feed outside cold air into and out of the electric cabinet 1, an auxiliary fan 4 is bolted on the bottom of the electric cabinet 1, a U-shaped cavity 5 and a cavity 10 are arranged in the electric cabinet 1, the auxiliary fan 4 is communicated with the bottom of the U-shaped cavity 5, the auxiliary fan 4 sucks the cold air and blows the cold air into the U-shaped cavity 5, a first dustproof net 6 is arranged outside the main suction fan 3 and the auxiliary fan 4 to prevent outside dust from entering the cabinet 1 while working, an air inlet grille 7 is sleeved on the outer side of the first dustproof net 6, air holes 8 communicated with the U-shaped cavity 5 are arranged on both sides of the inside of the electric cabinet 1, the air holes 8 are spirally and obliquely arranged, an air outlet 9 is arranged on one side of the electric cabinet 1 opposite to the, the air is blown into the electric cabinet 1 through the air holes 8, and because the air holes 8 are arranged into spiral inclined holes, after the air passes through the spiral air holes 8, the accelerated wind speed is converged with the wind flow of the main suction fan 3, the wind flow which accelerates the main suction fan 3 is blown out to the air outlet 9, the air outlet 9 is communicated with the cavity 10, the back of the electric cabinet 1 is bolted with an exhaust fan 11, the air outlet 9 feeds the wind into and out of the cavity 10, and then the exhaust fan 11 blows out the wind which carries the heat inside the electric cabinet 1 to form strong convection wind, thereby better for the inside heat dissipation of electric cabinet 1, exhaust fan 11 and cavity 10 intercommunication, the outside of exhaust fan 11 is provided with second dust screen 12, and air-out grid 13 has been cup jointed in the outside of second dust screen 12, guarantees that the dust can't get into from exhaust fan 11's space, provides totally closed workspace again in the radiating time to avoid because the dust gets into the condition that leads to inside component damage.
The wind hole 8 is to the direction slope of exhaust vent 9, and the wind flow that promotes main suction fan 3 that can be better blows off to exhaust vent 9, and the exhaust vent 9 slope sets up, and 9 downward slopping of exhaust vent can be with the better range of induced drafting that sends into exhaust fan 11 of wind, with higher speed cold and hot wind exchange process.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (3)
1. The utility model provides a dustproof heat dissipation variable frequency power supply switch board, includes electric cabinet (1), its characterized in that: the front of the electric cabinet (1) is hinged with a cabinet door (2), a main suction fan (3) is arranged on the cabinet door (2), an auxiliary fan (4) is connected to the bottom of the electric cabinet (1) in a bolted mode, a U-shaped cavity (5) and a cavity (10) are arranged inside the electric cabinet (1), the auxiliary fan (4) is communicated with the bottom of the U-shaped cavity (5), first dust screens (6) are arranged outside the main suction fan (3) and the auxiliary fan (4), an air inlet grille (7) is sleeved on the outer side of each first dust screen (6), air holes (8) communicated with the U-shaped cavity (5) are arranged on two inner sides of the electric cabinet (1), the air holes (8) are spirally and obliquely arranged, air outlet holes (9) are formed in one side of the electric cabinet (1) opposite to the cabinet door (2) at intervals, and the air outlet holes (9) are communicated with the cavity (10), electric cabinet (1) back bolt has exhaust fan (11), exhaust fan (11) and cavity (10) intercommunication, the outside of exhaust fan (11) is provided with second dust screen (12), air-out grid (13) have been cup jointed in the outside of second dust screen (12).
2. The dustproof heat dissipation variable frequency power supply control cabinet of claim 1, characterized in that: the air holes (8) are inclined towards the direction of the air outlet holes (9).
3. The dustproof heat dissipation variable frequency power supply control cabinet of claim 1, characterized in that: the air outlet holes (9) are obliquely arranged, and the air outlet holes (9) are obliquely inclined downwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021227483.6U CN212518124U (en) | 2020-06-29 | 2020-06-29 | Dustproof heat dissipation variable frequency power supply switch board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021227483.6U CN212518124U (en) | 2020-06-29 | 2020-06-29 | Dustproof heat dissipation variable frequency power supply switch board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212518124U true CN212518124U (en) | 2021-02-09 |
Family
ID=74433577
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021227483.6U Expired - Fee Related CN212518124U (en) | 2020-06-29 | 2020-06-29 | Dustproof heat dissipation variable frequency power supply switch board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212518124U (en) |
-
2020
- 2020-06-29 CN CN202021227483.6U patent/CN212518124U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210209 Termination date: 20210629 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |