CN210578221U - Outdoor waterproof dustproof converter switch board - Google Patents
Outdoor waterproof dustproof converter switch board Download PDFInfo
- Publication number
- CN210578221U CN210578221U CN201921599166.4U CN201921599166U CN210578221U CN 210578221 U CN210578221 U CN 210578221U CN 201921599166 U CN201921599166 U CN 201921599166U CN 210578221 U CN210578221 U CN 210578221U
- Authority
- CN
- China
- Prior art keywords
- cabinet body
- air
- switch board
- outdoor waterproof
- metal net
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000002184 metal Substances 0.000 claims abstract description 52
- 230000017525 heat dissipation Effects 0.000 claims description 12
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 7
- 229910002804 graphite Inorganic materials 0.000 claims description 7
- 239000010439 graphite Substances 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 5
- 238000010521 absorption reaction Methods 0.000 claims description 3
- 239000011810 insulating material Substances 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 239000000428 dust Substances 0.000 abstract description 15
- 230000000694 effects Effects 0.000 abstract description 2
- 230000005684 electric field Effects 0.000 description 5
- 238000009423 ventilation Methods 0.000 description 3
- 238000007664 blowing Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
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- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model relates to the field of electrical equipment, in particular to an outdoor waterproof and dustproof frequency converter control cabinet, which comprises an inner cabinet body, an outer cabinet body, a cabinet door, a blast fan, an exhaust fan, a metal mesh and a power supply; an air channel is formed between the inner cabinet body and the outer cabinet body at intervals; the cabinet door is mounted on the outer cabinet body; a first air inlet hole and a first exhaust hole are formed in the left side of the outer cabinet body, and a second exhaust hole and a second air inlet hole are formed in the left side and the right side of the inner cabinet body respectively; the first air inlet hole is provided with the blast fan, and the second air outlet hole is communicated with the first air outlet hole in an airtight manner through a pipeline and is provided with the exhaust fan; the air duct is provided with a metal net, and the metal net is connected with the power supply. Through the air duct formed by the inner and outer cabinets and the electrified metal net installed in the air duct, dust in air flow blown into the air duct by the blower fan can be ionized and adsorbed on the metal net. The utility model discloses simple structure adsorbs the dust ability reinforce, can show the dustproof effect that improves the switch board.
Description
Technical Field
The utility model relates to an electrical equipment field specifically is an outdoor waterproof dustproof converter control cabinet.
Background
With the rapid development of modern power technology and computer control technology, the technical revolution of electric transmission is promoted. The frequency converter is one of important electrical appliances widely used in the industrial field at present. The frequency converter consists of a rectifying circuit, an intermediate circuit, an inverter and a control circuit, is a key part in an energy-saving control link, and has large heat productivity, so that a control cabinet of the frequency converter is provided with a ventilation and heat dissipation channel and a ventilation and heat dissipation hole.
The general work place dust of converter is big, and in work, the converter can produce the electric field, thereby the dust is very easy along with the cooling air adsorbed on the converter, perhaps when blowing out rainy, in a small amount of dust and rainwater get into the converter through the thermovent easily, arouse the converter trouble easily.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing an outdoor waterproof dustproof converter switch board can accomplish waterproof dustproof when satisfying converter ventilation cooling.
The utility model discloses an outdoor waterproof dustproof frequency converter control cabinet, which comprises an inner cabinet body, an outer cabinet body, a cabinet door, a blast fan, an exhaust fan, a metal mesh and a power supply; the power supply is arranged in the cabinet wall of the outer cabinet body; the front, the back and the bottom of the outer cabinet body and the inner cabinet body are common surfaces, and air channels are formed at intervals among the rest surfaces; the cabinet door is mounted on the outer cabinet body; a first air inlet hole and a first exhaust hole are formed in the left side of the outer cabinet body, and a second exhaust hole and a second air inlet hole are formed in the left side and the right side of the inner cabinet body respectively; the first air inlet hole is provided with the blast fan, and the second air outlet hole is communicated with the first air outlet hole in an airtight manner through a pipeline and is provided with the exhaust fan; the air duct is provided with a metal net, and the metal net is connected with the power supply.
When the control cabinet of the utility model is in operation, the air is blown into the air channel by the blower fan, the metal net in the air channel is electrified to form an irregular electric field, and dust in the air is easily ionized and then adsorbed in the electrified metal net after entering the electric field; the airflow after dust removal enters the inner cabinet body through the second air inlet; meanwhile, the exhaust fan exhausts the air after heat exchange in the inner cabinet body through the pipeline and the first exhaust hole.
Furthermore, the outer wall of the inner cabinet body is also provided with a water absorption layer made of hydrophilic materials so as to absorb redundant water in the air duct, and meanwhile, the hydrophilic materials are also insulated and can isolate the metal net from the inner cabinet body.
Further, the edge of the cabinet door is provided with an annular bulge, the surface of the annular bulge is also provided with an annular rubber sealing ring, the sealing performance of the cabinet door is improved, and water vapor and dust are prevented from entering the inner cabinet body through gaps of the cabinet door.
Further, the outer cabinet body be equipped with the annular groove that the annular bulge corresponds increases the leakproofness of cabinet door avoids steam and dust to get into through the gap of cabinet door in the interior cabinet body.
Further, the inner surface of the inner cabinet body is provided with a graphite heat dissipation layer, heat in the inner cabinet body is transferred to the side wall of the air duct, the air flow in the air duct is utilized for heat dissipation, and the temperature in the inner cabinet body is consistent with the temperature in the air duct when the graphite heat dissipation layer is utilized as far as possible, so that the graphite heat dissipation layer is used as a supplementary measure for air flow heat dissipation.
Furthermore, rain shielding plates which are installed in an inclined mode are further arranged above the first air inlet hole and the first exhaust hole, and rainwater is prevented from entering the inside of the control cabinet through the first air inlet hole and the first exhaust hole.
Furthermore, a plurality of mounting grooves are formed in the side wall of the outer cabinet body; and metal contact points are arranged at the bottom of the mounting groove and are connected with the anode and the cathode of a power supply arranged in the air duct through wires in the side wall of the outer cabinet body.
Furthermore, the shape of the metal net is consistent with that of the cross section of the air duct, the edge of the metal net is provided with a mounting ring, the mounting ring is made of an insulating material and is provided with two metal contact sheets corresponding to the metal contact points; the metal net is arranged in the air duct through the matching between the mounting ring and the mounting groove and is connected with the power supply. Through the metal contact piece on the mounting ring with the cooperation between the metal contact point on the mounting groove, can make electrified the metal mesh with outer cabinet body and interior cabinet body are kept apart, avoid unexpected electric shock and influence the risk of converter work.
The utility model has the advantages that: the utility model discloses an outdoor waterproof dustproof converter switch board, the wind channel that forms through the inside and outside cabinet body with install the electrified metal mesh in the wind channel, can be with the dust ionization in the air current of blast fan drum income wind channel and adsorb on the metal mesh to utilize the air discharge fan to discharge. The utility model discloses simple structure adsorbs the dust ability reinforce, can show the dustproof effect that improves the switch board.
Drawings
The invention will be further described with reference to the following figures and examples:
fig. 1 is a schematic structural view of the present invention;
fig. 2 is a side view of the present invention;
fig. 3 is a schematic view of the metal mesh structure of the present invention.
Detailed Description
The reference numbers are as follows: 1. the air-conditioning cabinet comprises an inner cabinet body, 2, an outer cabinet body, 3, a cabinet door, 4, a blowing fan, 5, an exhaust fan, 6, a metal net, 7, a power supply, 8, an air duct, 9, a rain shielding plate, 11, a second air inlet hole, 12, a second air outlet hole, 13, a water absorption layer, 14, a graphite heat dissipation layer, 21, a first air inlet hole, 22, a first air outlet hole, 61, a mounting ring, 62 and a metal contact piece.
As shown in fig. 1-3, the outdoor waterproof and dustproof frequency converter control cabinet of the present embodiment includes an inner cabinet 1, an outer cabinet 2, a cabinet door 3, a blower fan 4, an exhaust fan 5, a metal mesh 6, and a power supply 7; the power supply 7 is arranged in the cabinet wall of the outer cabinet body 2; the front, the back and the bottom of the outer cabinet body 2 and the inner cabinet body 1 are common surfaces, and the rest surfaces are separated to form an air duct 8; a cabinet door 3 is arranged on the outer cabinet body 2; a first air inlet 21 and a first air outlet 22 are arranged on the left side of the outer cabinet body 2, and a second air outlet 12 and a second air inlet 11 are respectively arranged on the left side and the right side of the inner cabinet body 1; the first air inlet 21 is provided with the blast fan 4, the second air outlet 12 is communicated with the first air outlet 22 in an air-tight way through a pipeline and is provided with the exhaust fan 5; the air duct 8 is provided with a metal net 6, and the metal net 6 is connected with a power supply 7.
The utility model provides a switch board is when the operation, and the air-blast fan 4 is in the wind channel 8 with the outside air drum, because only a gas outlet in the wind channel 8: the second air intake hole 11, and thus the air flow direction can be made to flow only from the blower fan 4 to the second air intake hole 11. In the direction, air can contact with the electrified metal mesh 6 in the air duct 8, an irregular electric field is formed after the metal mesh 6 is electrified, dust in the air enters the electric field, is easily ionized and then is adsorbed in the electrified metal mesh 6, and in the embodiment, three metal meshes 6 are uniformly arranged in the top of the door-shaped doorway; the metal mesh 6 also generates heat after power is applied, and therefore, it is not preferable to provide an excessive amount. After dust is removed, the airflow enters the inner cabinet body 1 through the second air inlet hole 11; because the second air inlet 11 and the second air outlet 12 are respectively arranged at the left side and the right side of the inner cabinet body 1, the air flow can only enter from the right side and exit from the left side, and exchanges heat with the frequency converter inside the inner cabinet body 1 to take away heat. Finally, under the action of the exhaust fan 5, the air flow is exhausted out of the control cabinet through the pipeline and the first exhaust hole 21.
In this embodiment, the outer wall of the inner cabinet 1 is further provided with a water absorbing layer 13 made of a hydrophilic material, so that in rainy weather, too much moisture in the air may damage the frequency converter after entering the frequency converter. Therefore, the water absorbing layer 1313 is disposed to absorb the excess moisture in the air of the air duct 8, and the hydrophilic material is also insulating, so as to separate the metal mesh 6 from the inner cabinet 1.
In this embodiment, 3 edges of cabinet door are equipped with the annular arch, and the protruding surface of annular still is equipped with annular rubber seal, increases cabinet door 3's leakproofness, avoids steam and dust to get into in the interior cabinet body 1 through cabinet door 3's gap.
In this embodiment, outer cabinet body 2 is equipped with the annular groove that corresponds with the annular bulge, increases cabinet door 3's leakproofness, avoids steam and dust to get into in the cabinet body 1 through cabinet door 3's gap.
In this embodiment, the graphite heat dissipation layer 14 is disposed on the inner surface of the inner cabinet 1, and transfers heat in the inner cabinet 1 to the side wall of the air duct 8, and then dissipates heat by using the air flow in the air duct 8, and the temperature in the inner cabinet 1 can be as consistent as possible with the temperature in the air duct 8 by using the graphite heat dissipation layer 14, so as to be used as a supplementary measure for air flow heat dissipation.
In this embodiment, the rain shielding plate 9 installed in an inclined manner is further disposed above the first air inlet 21 and the first air outlet 22, so that rainwater is prevented from entering the inside of the control cabinet through the first air inlet 21 and the first air outlet 22.
In this embodiment, the side wall of the outer cabinet 2 is provided with a plurality of mounting grooves; the bottom of the mounting groove is provided with metal contact points which are connected with the anode and the cathode of a power supply 7 arranged in an air duct 8 through wires in the side wall of the outer cabinet body 2.
In the embodiment, the shape of the metal net 6 is consistent with that of the section of the air duct 8, the edge of the metal net is provided with a mounting ring 61, the mounting ring 61 is made of an insulating material and is provided with two metal contact sheets 62 corresponding to the positions of the metal contact points; the metal net 6 is arranged in the air duct 8 through the matching between the mounting ring 61 and the mounting groove, and is connected with the power supply 7. Through the cooperation between the metal contact point on the metal contact sheet 62 on the collar 61 and the mounting groove, can make electrified metal mesh 6 keep apart with outer cabinet body 2 and interior cabinet body 1, avoid unexpected electric shock and influence the risk of converter work.
Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.
Claims (8)
1. The utility model provides an outdoor waterproof dustproof converter switch board which characterized in that: comprises an inner cabinet body, an outer cabinet body, a cabinet door, a blast fan, an exhaust fan, a metal mesh and a power supply; the power supply is arranged in the cabinet wall of the outer cabinet body; the front, the back and the bottom of the outer cabinet body and the inner cabinet body are common surfaces, and air channels are formed at intervals among the rest surfaces; the cabinet door is mounted on the outer cabinet body; a first air inlet hole and a first exhaust hole are formed in the left side of the outer cabinet body, and a second exhaust hole and a second air inlet hole are formed in the left side and the right side of the inner cabinet body respectively; the first air inlet hole is provided with the blast fan, and the second air outlet hole is communicated with the first air outlet hole in an airtight manner through a pipeline and is provided with the exhaust fan; the air duct is provided with a metal net, and the metal net is connected with the power supply.
2. The outdoor waterproof dustproof frequency converter switch board of claim 1, characterized in that: the outer wall of the inner cabinet body is also provided with a water absorption layer made of hydrophilic materials.
3. The outdoor waterproof dustproof frequency converter switch board of claim 1, characterized in that: the edge of the cabinet door is provided with an annular bulge, and the surface of the annular bulge is also provided with an annular rubber sealing ring.
4. The outdoor waterproof dustproof frequency converter switch board of claim 3, characterized in that: the outer cabinet body is provided with an annular groove corresponding to the annular bulge.
5. The outdoor waterproof dustproof frequency converter switch board of claim 1, characterized in that: the internal surface of the inner cabinet body is provided with a graphite heat dissipation layer.
6. The outdoor waterproof dustproof frequency converter switch board of claim 1, characterized in that: rain shielding plates which are installed in an inclined mode are further arranged above the first air inlet hole and the first air outlet hole.
7. The outdoor waterproof dustproof frequency converter switch board of claim 1, characterized in that: the side wall of the outer cabinet body is provided with a plurality of mounting grooves; and metal contact points are arranged at the bottom of the mounting groove and are connected with the anode and the cathode of a power supply arranged in the air duct through wires in the side wall of the outer cabinet body.
8. The outdoor waterproof dustproof frequency converter switch board of claim 7, characterized in that: the shape of the metal net is consistent with that of the section of the air duct, the edge of the metal net is provided with a mounting ring, and the mounting ring is made of an insulating material and is provided with two metal contact sheets corresponding to the metal contact points; the metal net is arranged in the air duct through the matching between the mounting ring and the mounting groove and is connected with the power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921599166.4U CN210578221U (en) | 2019-09-25 | 2019-09-25 | Outdoor waterproof dustproof converter switch board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921599166.4U CN210578221U (en) | 2019-09-25 | 2019-09-25 | Outdoor waterproof dustproof converter switch board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210578221U true CN210578221U (en) | 2020-05-19 |
Family
ID=70642461
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921599166.4U Expired - Fee Related CN210578221U (en) | 2019-09-25 | 2019-09-25 | Outdoor waterproof dustproof converter switch board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210578221U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112804840A (en) * | 2020-12-31 | 2021-05-14 | 华兴通信技术有限公司 | Multi-channel bandwidth wireless communication equipment |
| CN113948976A (en) * | 2021-11-18 | 2022-01-18 | 广东电网有限责任公司 | Power equipment cabinet |
-
2019
- 2019-09-25 CN CN201921599166.4U patent/CN210578221U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112804840A (en) * | 2020-12-31 | 2021-05-14 | 华兴通信技术有限公司 | Multi-channel bandwidth wireless communication equipment |
| CN112804840B (en) * | 2020-12-31 | 2021-09-24 | 华兴通信技术有限公司 | Multi-channel bandwidth wireless communication equipment |
| CN113948976A (en) * | 2021-11-18 | 2022-01-18 | 广东电网有限责任公司 | Power equipment cabinet |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200519 |