CN216291922U - Heat dissipation mechanism of variable frequency control cabinet - Google Patents
Heat dissipation mechanism of variable frequency control cabinet Download PDFInfo
- Publication number
- CN216291922U CN216291922U CN202121913501.0U CN202121913501U CN216291922U CN 216291922 U CN216291922 U CN 216291922U CN 202121913501 U CN202121913501 U CN 202121913501U CN 216291922 U CN216291922 U CN 216291922U
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- Prior art keywords
- filter screen
- cabinet body
- heat dissipation
- frequency control
- variable frequency
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- 230000007246 mechanism Effects 0.000 title claims abstract description 53
- 230000017525 heat dissipation Effects 0.000 title claims abstract description 24
- 239000004065 semiconductor Substances 0.000 claims description 18
- 238000005057 refrigeration Methods 0.000 claims description 15
- 238000004891 communication Methods 0.000 claims description 4
- 230000001681 protective effect Effects 0.000 claims description 4
- 238000006243 chemical reaction Methods 0.000 claims 1
- 238000001816 cooling Methods 0.000 claims 1
- 239000000428 dust Substances 0.000 abstract description 24
- 230000000694 effects Effects 0.000 abstract description 10
- 238000009434 installation Methods 0.000 description 10
- 241000883990 Flabellum Species 0.000 description 8
- 238000007664 blowing Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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Abstract
The utility model relates to the field of variable frequency control cabinets, in particular to a heat dissipation mechanism of a variable frequency control cabinet, which comprises a cabinet body, wherein inclined downward chutes are symmetrically formed in the left side wall and the right side wall of the cabinet body from top to bottom; the dust removal device is simple in structure, the built-in upper air flue mechanism and the built-in lower air flue mechanism are respectively matched with the inclined flue, the attractiveness of the overall appearance of the cabinet body is improved, the driver drives the fan blades to rotate clockwise and anticlockwise, so that dust on the surface of the filter screen of the upper air flue mechanism and dust on the surface of the filter screen of the lower air flue mechanism are respectively blown off, the blown dust falls out of the inclined flue, the dust on the surface of the filter screen is effectively removed, the filter screen is effectively prevented from being blocked by the dust, air circulation is prevented from being influenced, and the heat dissipation effect is effectively improved.
Description
Technical Field
The utility model relates to the field of variable frequency control cabinets, in particular to a heat dissipation mechanism of a variable frequency control cabinet.
Background
The variable frequency control cabinet is mainly used for adjusting the working frequency of equipment, reducing energy loss, stably starting the equipment and reducing the damage of large current generated when the equipment is directly started to a motor.
Be equipped with the electrical part of multiple difference in the variable frequency control cabinet, its during operation produces a large amount of heats and influences the normal work of its electrical part easily, so need dispel the heat and cool down to its work district section to keep its operating temperature below 40 ℃.
At present, most of the electric frequency control cabinets are provided with a heat dissipation grid on the cabinet wall for heat dissipation, and a ventilation fan is arranged in the electric frequency control cabinet for accelerating air circulation in the electric frequency control cabinet so as to achieve the heat dissipation effect. However, after the heat dissipation grid is used for a long time, dust is easily blocked, and the heat dissipation effect is further affected.
SUMMERY OF THE UTILITY MODEL
Solves the technical problem
Aiming at the defects in the prior art, the utility model provides a heat dissipation mechanism of a variable frequency control cabinet, which can effectively solve the problem that the heat dissipation grille in the prior art is easy to block dust after being used for a long time, so that the heat dissipation effect is influenced.
Technical scheme
In order to achieve the purpose, the utility model is realized by the following technical scheme:
a heat dissipation mechanism of a variable frequency control cabinet comprises a cabinet body, wherein inclined downward chutes are symmetrically formed in the left side wall and the right side wall of the cabinet body from top to bottom, an upper air flue mechanism and a lower air flue mechanism are respectively and fixedly mounted in the upper portion and the lower portion of the cabinet body from left to right, each upper air flue mechanism and each lower air flue mechanism comprises a box body provided with a trapezoidal cavity and a filter screen which is fixedly mounted at the communication part of the trapezoidal cavity and the chutes in an inclined mode, the inclined edge of the trapezoidal cavity is parallel to the inner wall of the chutes, air ports are formed in the side, far away from the inner wall of the cabinet body, of the box body, an air chamber is arranged between the two groups of lower air flue mechanisms, a driver is arranged in the air chamber, and fan blades are arranged at the output shaft end of the driver;
wherein, the driver can drive the fan blades to rotate clockwise and anticlockwise.
Furthermore, the upper side of the side wall of the cabinet body close to the inclined way is obliquely provided with an installation opening, the inner wall of the trapezoidal cavity is provided with an installation groove corresponding to the extension direction of the installation opening, the filter screen comprises a filter screen frame and a filter screen body arranged in the filter screen frame, the filter screen frame is installed and penetrates into the trapezoidal cavity from the installation opening, and the side edge of the filter screen frame is clamped in the installation groove;
through the installing port, be convenient for install the filter screen to the communicating department of ladder-shaped chamber and chute, the screen holder side joint through the filter screen is in the mounting groove simultaneously, further improves the stability of filter screen in the communicating department of ladder-shaped chamber and chute.
Furthermore, grooves are formed in the side wall of the cabinet body and between the inclined channel and the mounting opening, and a hand-pulling groove corresponding to the groove is formed in one side edge, far away from the mounting groove, of the filter screen frame;
through recess and hand draw groove, be convenient for manually take out the filter screen to be convenient for to the change of filter screen.
Furthermore, plate bodies are fixedly arranged between the two groups of lower air flue mechanisms at the front and the back, and a protective net is fixedly arranged on the upper side of the air chamber;
the plate bodies are fixedly arranged between the two sets of lower air channel mechanism box bodies in a front-back mode, so that an air chamber is formed; through the protection network, the electric devices in the cabinet body are prevented from falling into the air chamber.
Furthermore, the refrigerator also comprises at least one group of semiconductor refrigerating sheets and a temperature sensor, wherein the temperature sensor is arranged in the cabinet body;
through temperature sensor to after the internal temperature of cabinet reached preset radiating temperature, its controller control driver drive flabellum carried out clockwise rotation, blow the internal gas of cabinet from making progress for the air current, and discharge the chute of the internal heat of cabinet from last air flue mechanism.
Furthermore, the rear wall of the cabinet body is provided with a hot groove, the hot ends of the semiconductor refrigeration sheets are uniformly arranged in the hot groove, and the cold ends of the semiconductor refrigeration sheets are uniformly arranged in the air chamber and are positioned on the upper side of the fan blades;
the hot junction through with the semiconductor refrigeration piece sets up in the hot cell, effectively with the heat discharge cabinet body that the semiconductor refrigeration piece generated, the cold junction setting through the semiconductor refrigeration piece is in the plenum and be located flabellum upside simultaneously, when the driver drives the flabellum and carries out clockwise turning, make external gas follow the external air inlet plenum of cabinet and at the internal follow up flow down of cabinet, and when gaseous cold junction through the semiconductor refrigeration piece, cool down gas, thereby when gaseous through the electrical part, through cold and hot exchange, reach further radiating effect.
Advantageous effects
Compared with the known public technology, the technical scheme provided by the utility model has the following beneficial effects:
the dust removal device is simple in structure, the built-in upper air flue mechanism and the built-in lower air flue mechanism are respectively matched with the inclined flue, the attractiveness of the overall appearance of the cabinet body is improved, the driver drives the fan blades to rotate clockwise and anticlockwise, so that dust on the surface of the filter screen of the upper air flue mechanism and dust on the surface of the filter screen of the lower air flue mechanism are respectively blown off, the blown dust falls out of the inclined flue, the dust on the surface of the filter screen is effectively removed, the filter screen is effectively prevented from being blocked by the dust, air circulation is prevented from being influenced, and the heat dissipation effect is effectively improved.
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 description of the embodiments or the prior art will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the utility model, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.
FIG. 1 is a schematic diagram of a front side view angle configuration of the present invention;
FIG. 2 is a schematic diagram of a rear side view angle structure according to the present invention;
FIG. 3 is a schematic cross-sectional view of the present invention;
FIG. 4 is an enlarged schematic view of the structure at A of the present invention;
the reference numerals in the drawings denote: 1-a cabinet body; 2-a chute; 3-a ladder-shaped cavity; 4-a box body; 5-filtering the screen; 6-gas port; 7-an air chamber; 8-a driver; 9-mounting grooves; 10-a groove; 11-hand groove; 12-a plate body; 13-protective screening; 14-semiconductor refrigerating sheets; 15-a temperature sensor; 16-hot tank.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The present invention will be further described with reference to the following examples.
Examples
The heat dissipation mechanism of a variable frequency control cabinet of this embodiment, refer to fig. 1-4: the dust-removing cabinet comprises a cabinet body 1, inclined downward chutes 2 are symmetrically formed in the left side wall and the right side wall of the cabinet body 1 from top to bottom, an upper air channel mechanism and a lower air channel mechanism are symmetrically and fixedly mounted in the upper portion and the lower portion of the cabinet body 1 from top to bottom, the upper air channel mechanism and the lower air channel mechanism respectively comprise a box body 4 with a trapezoidal cavity 3 arranged therein and a filter screen 5 fixedly mounted at the communication part of the trapezoidal cavity 3 and the chute 2 in an inclined manner, the inclined downward chutes 2 are arranged, so that dust is reduced from being sucked into the chutes 2, dust is conveniently discharged along the chutes 2, meanwhile, the stability of the filter screen 5 mounted at the communication part of the trapezoidal cavity 3 and the chute 2 is improved through the obliquely mounted filter screen 5, and meanwhile, under the action of outward flowing gas of the cabinet body 1, dust on the surface of the filter screen 5 is blown away; the inclined edge of the trapezoidal cavity 3 is parallel to the inner wall of the chute 2, so that dead angles between the filter screen 5 and the chute 2 are avoided, and blown dust can fall out of the chute 2; one side of the box body 4, which is far away from the inner wall of the cabinet body 1, is provided with an air port 6, an air chamber 7 is arranged between the two groups of lower air flue mechanisms, a driver 8 is arranged in the air chamber 7, and the output shaft end of the driver 8 is provided with a fan blade;
wherein, the driver 8 can drive the fan blades to rotate clockwise and anticlockwise.
The upper sides of the side walls of the cabinet body 1 and the positions close to the inclined chute 2 are respectively provided with an installation opening in an inclined manner, the inner wall of the trapezoidal cavity 3 is provided with an installation groove 9 corresponding to the extending direction of the installation opening, the filter screen 5 comprises a filter screen frame and a filter screen body arranged in the filter screen frame, the filter screen frame is installed from the installation opening and penetrates into the trapezoidal cavity 3, and the side edge of the filter screen frame is clamped in the installation groove 9;
through the installing port, be convenient for install filter screen 5 to trapezoidal chamber 3 and the communicating department of chute 2, the screen frame side joint through filter screen 5 is in mounting groove 9 simultaneously, further improves the stability of filter screen 5 in the communicating department of trapezoidal chamber 3 and chute 2.
through recess 10 and hand power groove 11, be convenient for manually take out filter screen 5 to be convenient for the change to filter screen 5.
the plate bodies 12 are fixedly arranged between the two groups of lower air passage mechanism box bodies 4 in the front and back direction, so that an air chamber 7 is formed; the electric devices in the cabinet 1 are prevented from falling into the air chamber 7 through the protective net 13.
The refrigerator also comprises at least one group of semiconductor refrigeration pieces 14 and a temperature sensor 15, wherein the temperature sensor 15 is arranged in the cabinet body 1;
through temperature sensor 15 to after the temperature in the cabinet body 1 reached preset heat dissipation temperature, its controller control driver 8 drive flabellum carried out clockwise rotation, blown the gaseous from making progress down in the cabinet body 1, thereby accelerated the air flow, and discharged the chute 2 of the heat follow upper airway mechanism in the cabinet body 1.
The rear wall of the cabinet body 1 is provided with a hot groove 16, the hot ends of the semiconductor refrigeration sheets 14 are uniformly arranged in the hot groove 16, and the cold ends of the semiconductor refrigeration sheets 14 are uniformly arranged in the air chamber 7 and are positioned on the upper side of the fan blades;
through the hot junction setting with semiconductor refrigeration piece 14 in hot groove 16, effectively with the heat discharge cabinet body 1 that semiconductor refrigeration piece 14 generated, the cold junction setting through semiconductor refrigeration piece 14 simultaneously just is located the flabellum upside in plenum 7, when driver 8 drive flabellum carries out clockwise turning, make external gas follow in the external suction plenum 7 of cabinet body 1 and follow the interior upward flow of following of cabinet body 1, and when gaseous cold junction through semiconductor refrigeration piece 14, cool down gas, thereby when gaseous through the electrical part, through cold and hot exchange, reach further radiating effect.
The working principle is as follows: when the driver 8 drives the fan blades to rotate clockwise, air in the cabinet body 1 flows up and down from the bottom, so that outside air enters the trapezoidal cavity 3 of the lower air channel mechanism from the inclined channel 2 on the lower side of the cabinet body 1 and finally enters the air chamber 7 through the air port 6 of the lower air channel mechanism, meanwhile, the air in the cabinet body 1 is discharged from the inclined channel 2 in the direction of the upper air channel mechanism, air circulation in the cabinet body 1 is realized, heat dissipation in the cabinet body 1 is realized, meanwhile, dust on the surface of the filter screen 5 of the upper air channel mechanism is blown off, and the blown off dust falls down from the inclined channel 2; after every interval, controller control driver 8 drives flabellum anticlockwise rotation, make the internal gas from the top down circulation of cabinet, then make external gas from the chute 2 of the 1 upside of the cabinet body get into the cabinet body 1 in, and discharge from chute 2 of lower airway mechanism direction, thereby blow off 5 surperficial dusts of filter screen to lower airway mechanism, and make the dust after blowing off fall down from chute 2, and then effectively clear away 5 surperficial dusts of filter screen, effectively avoid the dust to block up filter screen 5 and influence the gas circulation, effectively improve the radiating effect promptly.
The device simple structure, through built-in upper airway mechanism and lower airway mechanism respectively with ramp 2's cooperation, not only improve the pleasing to the eye degree of the whole outward appearance of the cabinet body 1, and drive the suitable for the way of flabellum through driver 8, anticlockwise rotation, thereby blow off 5 surperficial dusts of upper airway mechanism filter screen and 5 surperficial dusts of lower airway mechanism filter screen respectively, and make the dust after blowing off fall out from ramp 2, and then effectively clear away 5 surperficial dusts of filter screen, effectively avoid the dust to block up filter screen 5 and influence the gas circulation, effectively improve the radiating effect promptly.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the corresponding technical solutions.
Claims (6)
1. The utility model provides a frequency conversion control cabinet's heat dissipation mechanism, includes the cabinet body (1), its characterized in that: inclined downward chutes (2) are symmetrically formed in the left side wall and the right side wall of the cabinet body (1) in an up-down mode, an upper air flue mechanism and a lower air flue mechanism are symmetrically and fixedly mounted in the upper portion and the lower portion of the cabinet body (1) in a left-right mode respectively, the upper air flue mechanism and the lower air flue mechanism respectively comprise a box body (4) with a trapezoidal cavity (3) arranged therein and a filter screen (5) which is fixedly mounted at the communication position of the trapezoidal cavity (3) and the chutes (2) in an inclined mode, the inclined edges of the trapezoidal cavity (3) are parallel to the inner wall of the chutes (2), air ports (6) are formed in one side, far away from the inner wall of the cabinet body (1), of the box body (4), an air chamber (7) is arranged between the two groups of lower air flue mechanisms, a driver (8) is arranged in the air chamber (7), and fan blades are arranged at the output shaft ends of the driver (8);
wherein, the driver (8) can drive the fan blades to rotate clockwise and anticlockwise.
2. The heat dissipation mechanism of the variable frequency control cabinet according to claim 1, wherein the side wall of the cabinet body (1) and the upper side of the position close to the chute (2) are both provided with an inclined mounting opening, the inner wall of the trapezoidal cavity (3) is provided with a mounting groove (9) corresponding to the extending direction of the mounting opening, the filter screen (5) comprises a filter screen frame and a filter screen body arranged in the filter screen frame, the filter screen frame penetrates into the trapezoidal cavity (3) from the mounting opening, and the side edge of the filter screen frame is clamped in the mounting groove (9).
3. The heat dissipation mechanism of the variable frequency control cabinet according to claim 2, wherein grooves (10) are formed in the side wall of the cabinet body (1) and between the inclined chute (2) and the mounting opening, and a hand-pulled groove (11) corresponding to the groove (10) is formed in one side edge of the filter screen frame away from the mounting groove (9).
4. The heat dissipation mechanism of a variable frequency control cabinet according to claim 1, wherein plate bodies (12) are fixedly installed at the front and the back between the two sets of lower air duct mechanisms, and a protective net (13) is fixedly installed at the upper side of the air chamber (7).
5. The heat dissipation mechanism of the variable frequency control cabinet according to claim 1, further comprising at least one group of semiconductor cooling fins (14) and a temperature sensor (15), wherein the temperature sensor (15) is disposed in the cabinet body (1).
6. The heat dissipation mechanism of the variable frequency control cabinet is characterized in that a hot groove (16) is formed in the rear wall of the cabinet body (1), the hot ends of the semiconductor refrigeration sheets (14) are uniformly arranged in the hot groove (16), and the cold ends of the semiconductor refrigeration sheets (14) are uniformly arranged in the air chamber (7) and are positioned on the upper side of the fan blades.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121913501.0U CN216291922U (en) | 2021-08-16 | 2021-08-16 | Heat dissipation mechanism of variable frequency control cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121913501.0U CN216291922U (en) | 2021-08-16 | 2021-08-16 | Heat dissipation mechanism of variable frequency control cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216291922U true CN216291922U (en) | 2022-04-12 |
Family
ID=81061140
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121913501.0U Expired - Fee Related CN216291922U (en) | 2021-08-16 | 2021-08-16 | Heat dissipation mechanism of variable frequency control cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216291922U (en) |
-
2021
- 2021-08-16 CN CN202121913501.0U patent/CN216291922U/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: 20220412 |