CN214380622U - Frequency converter protection device with dustproof cooling function - Google Patents
Frequency converter protection device with dustproof cooling function Download PDFInfo
- Publication number
- CN214380622U CN214380622U CN202120482711.2U CN202120482711U CN214380622U CN 214380622 U CN214380622 U CN 214380622U CN 202120482711 U CN202120482711 U CN 202120482711U CN 214380622 U CN214380622 U CN 214380622U
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- frequency converter
- box body
- outer side
- protection device
- Prior art date
- 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.)
- Active
Links
Images
Abstract
The utility model relates to a converter technical field just discloses a converter protection device with dustproof cooling function, the power distribution box comprises a box body, the front of box is rotated and is connected with the door plant, the equal fixedly connected with mobile device in both sides around the box left and right sides face, mobile device includes the mounting groove. This converter protection device with dustproof cooling function, drive dust collector downstream through the push rod motor, gear and rack are mutually supported, make the brush roller rotate and sweep the dust on converter body surface simultaneously, then suction that is produced by the fan is with the dust suction, the device has realized the dust removal function to the converter body, the effectual phenomenon that has prevented to rise because the dust adheres to the converter body that can serious influence frequency converter on the surface of frequency converter body and the converter body inner structure temperature that leads to dispels the heat takes place, the normal work of frequency converter body has been guaranteed, the radiating effect of frequency converter body has been improved.
Description
Technical Field
The utility model relates to a converter technical field specifically is a converter protection device with dustproof cooling function.
Background
The frequency converter is an electric control device which controls an alternating current motor by applying a frequency conversion technology and a microelectronic technology and changing the frequency mode of a working power supply of the motor, and is widely applied along with the continuous improvement of the industrial automation degree; but the inside electric component of current large-scale converter is more, and the structure is comparatively simple, is difficult for realizing the function of removing dust, has some dust attached to equipment shell surface after long-time use, and the converter can produce a large amount of heats in the course of the work, because the dust can be serious influence converter in the surface of equipment shell dispels the heat, thermal giving off can not go out the temperature that can lead to inner structure and rise, influences equipment normal work, leads to the radiating effect of equipment to reduce.
For example, chinese patent publication nos.: 202020059451.3, a frequency converter protection device with dust-proof and temperature-reducing functions is basically described as follows: the utility model discloses, realize cooling down the inside converter of safety cover through forced air cooling and water-cooling structure, come to get rid of the dust on converter surface by last dust removal structure simultaneously, this technical scheme can effectually protect the converter, make the converter work under suitable environment, but the device is inconvenient staff when using removes the device's position of locating, need the staff to carry out the removal that the device could be realized to its method of manual transport, waste time and energy, great increase staff's intensity of labour.
Therefore, the inventor provides a frequency converter protection device with a dustproof cooling function in order to achieve the purpose of higher practical value by taking the experience of abundant design development and actual manufacturing of the related industry for years and researching and improving the existing structure and deficiency.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a converter protection device with dustproof cooling function has solved the problem that proposes in the above-mentioned background art.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: a frequency converter protection device with dustproof and cooling functions comprises a box body, wherein a door plate is rotatably connected to the front surface of the box body, moving devices are fixedly connected to the front side and the rear side of the left side surface and the right side surface of the box body respectively, each moving device comprises a mounting groove, a limiting rod is inserted into the outer side of the outer side surface of the mounting groove, a limiting spring is sleeved on the outer side of the outer surface of the limiting rod, a rotating plate is rotatably connected to the inner side of the mounting groove, a supporting plate is fixedly connected to the upper surface of the rotating plate, a moving wheel is rotatably connected to the outer side of the outer side surface of the supporting plate, sliding rods are fixedly connected to the left side and the right side of the inner wall of the bottom of the box body respectively, a dust removal device is sleeved on the top of the outer surface of each sliding rod and comprises a brush roller, a bevel gear is sleeved on the outer side of the outer surface of the brush roller, a W-shaped fixing plate is sleeved on the outer surface of the brush roller, the middle parts of the front surfaces of the left and right brush rolls are inserted with a rotating shaft, gears are respectively sleeved on the front and back sides of the outer surface of the rotating shaft, a sliding block is fixedly connected with the outer surface of the W-shaped fixing plate, a fixing pin is inserted in the middle part of the outer surface of the sliding block, a hand pull ring is inserted in the outer side of the outer surface of the fixing pin, a transmission rod is fixedly connected with the middle part of the inner surface of the sliding block, a transmission block is sleeved in the middle part of the outer surface of the transmission rod, push rod motors are fixedly connected with the left and right sides of the inner wall of the bottom of the box body, the output end of the push rod motor is fixedly connected with the lower surface of the transmission block, a rack is fixedly connected with the outer side of the inner wall of the bottom of the box body, the rack is meshed with the gears, a mounting seat is fixedly connected with the inner side of the inner wall of the bottom of the box body, a fan is fixedly connected with the right side of the upper surface of the box body, and the output end of the fan is communicated with an air suction pipe, the utility model discloses a fan, including exhaust pipe, fan, exhaust pipe, condensing barrel, screwed pipe, air inlet pipe, exhaust pipe, dust cage, fan, the bottom intercommunication of exhaust pipe has the suction hood, the input intercommunication of fan has the air-out pipe, the left end intercommunication of air-out bottom of tubes portion has the condensing barrel, the right side intercommunication of condensing barrel surface has the check valve, the inside of condensing barrel is provided with the screwed pipe, the right-hand member at screwed pipe top and the left end intercommunication of air-out bottom of tubes portion, the right-hand member intercommunication of screwed pipe bottom has the air-supply line, the left end intercommunication of air-supply line bottom has the filter head.
Preferably, the number of the limiting springs is four, and the manufacturing materials of the four limiting springs are silicon-manganese spring steel.
Preferably, the right side fixedly connected with handle that the door plant is positive, the surface of handle is provided with the parcel layer, and the preparation material of parcel layer sets up to rubber, and the surface of parcel layer is provided with anti-skidding line.
Preferably, the middle part of the outer side surface of the rotating plate is provided with a limiting hole, and the inner diameter of the limiting hole is matched with the outer diameter of the limiting rod.
Preferably, the bottoms of the left side face and the right side face of the rack are fixedly connected with a triangular plate, and the lower surface of the triangular plate is fixedly connected with the inner wall of the bottom of the box body.
Preferably, the upper surface of mount pad is provided with the buffer layer, and the thickness of buffer layer sets up to one centimetre to two centimetres.
(III) advantageous effects
Compared with the prior art, the utility model provides a converter protection device with dustproof cooling function possesses following beneficial effect:
1. this converter protection device with dustproof cooling function, drive dust collector downstream through the push rod motor, gear and rack are mutually supported, make the brush roller rotate and sweep the dust on converter body surface simultaneously, then suction that is produced by the fan is with the dust suction, the device has realized the dust removal function to the converter body, the effectual phenomenon that has prevented to rise because the dust adheres to the converter body that can serious influence frequency converter on the surface of frequency converter body and the converter body inner structure temperature that leads to dispels the heat takes place, the normal work of frequency converter body has been guaranteed, the radiating effect of frequency converter body has been improved.
2. This converter protection device with dustproof cooling function, it rotates to move the wheel to the outside through the control rotor plate drive, hug closely in ground until the surface that removes the wheel, make the device supported, then control the stop lever and fix between mounting groove and the rotor plate, then promote the device and make and remove the wheel and begin to rotate, made things convenient for the staff to remove the position of the device, do not need the staff to carry out the removal that the device could be realized to its method of manual transport, time saving and labor saving, great work intensity who has alleviateed the staff.
3. This converter protection device with dustproof cooling function, suction that produces through the fan makes the inside air of box be inhaled into the inside of screwed pipe, the inside condensate of condensation bucket cools down the inside air of screwed pipe simultaneously, blow into the inside of box at last, so circulate, make the inside temperature of box descend fast, the realization carries out quick heat dissipation to the converter body, the normal work of converter body has been guaranteed, the phenomenon that the damage appears in the higher converter body that causes of temperature because of the box inside has been prevented and has been taken place.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the internal structure of the box body of the present invention;
fig. 3 is a schematic structural view of the mobile device of the present invention;
fig. 4 is the schematic structural diagram of the dust removing device of the present invention.
In the figure: 1. a box body; 2. a door panel; 3. a mobile device; 4. a slide bar; 5. a dust removal device; 6. a push rod motor; 7. a rack; 8. a mounting seat; 9. a fan; 10. an air suction pipe; 11. a dust hood; 12. an air outlet pipe; 13. a condensing barrel; 14. a one-way valve; 15. a threaded pipe; 16. an air inlet pipe; 17. a filter head; 301. mounting grooves; 302. a limiting rod; 303. a limiting spring; 304. a rotating plate; 305. a support plate; 306. a moving wheel; 501. a brush roller; 502. a bevel gear; 503. a W-shaped fixing plate; 504. a rotating shaft; 505. a gear; 506. a slider; 507. a fixing pin; 508. a hand-pulling ring; 509. a transmission rod; 510. and a transmission block.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a frequency converter protection device with dustproof cooling function comprises a box body 1, a door plate 2 is rotatably connected to the front of the box body 1, moving devices 3 are fixedly connected to the front side and the rear side of the left side face and the right side face of the box body 1 respectively, each moving device 3 comprises a mounting groove 301, a limiting rod 302 is inserted into the outer side of the outer side face of each mounting groove 301, a limiting spring 303 is sleeved on the outer side of the outer surface of each limiting rod 302, a rotating plate 304 is rotatably connected to the inner side of each mounting groove 301, the rotating plate 304 is controlled to drive a moving wheel 306 to rotate outwards until the outer surface of the moving wheel 306 is tightly attached to the ground, so that the device is supported, the limiting rods 302 are controlled to fix the mounting grooves 301 and the rotating plates 304, then the moving wheel 306 is pushed to rotate, the device is convenient for workers to move the positions of the device, and the device can be moved without manual carrying by the workers, time and labor are saved, the labor intensity of workers is greatly reduced, a supporting plate 305 is fixedly connected to the upper surface of a rotating plate 304, a moving wheel 306 is rotatably connected to the outer side of the supporting plate 305, sliding rods 4 are fixedly connected to the left side and the right side of the inner wall of the bottom of a box body 1, a dust removal device 5 is sleeved on the top of the outer surface of each sliding rod 4, each dust removal device 5 comprises a brush roller 501, a bevel gear 502 is sleeved on the outer side of the outer surface of each brush roller 501, a W-shaped fixing plate 503 is sleeved on the outer side of the outer surface of each brush roller 501, a rotating shaft 504 is inserted in the middle of the front surfaces of the left and right brush rollers 501, gears 505 are sleeved on the front side and the rear side of the outer surface of each rotating shaft 504, a sliding block 506 is fixedly connected to the outer side of each W-shaped fixing plate 503, a fixing pin 507 is inserted in the middle of the outer side of the sliding block 506, a hand pull ring 508 is inserted in the outer side of the fixing pin 507, a 509 transmission rod is fixedly connected to the middle of the inner side of the sliding block 506, the middle part of the outer surface of the transmission rod 509 is sleeved with a transmission block 510, the left side and the right side of the inner wall of the bottom of the box body 1 are fixedly connected with a push rod motor 6, the push rod motor 6 drives a dust removal device 5 to move downwards, the gear 505 and the rack 7 are matched with each other, so that the brush roller 501 rotates and sweeps dust on the surface of the frequency converter body, and then the dust is sucked out by suction force generated by the fan 9, the device realizes the dust removal function on the frequency converter body, effectively prevents the phenomenon that the temperature of the internal structure of the frequency converter body rises due to the fact that the dust adheres to the surface of the frequency converter body and seriously influences the heat dissipation of the frequency converter, ensures the normal work of the frequency converter body, improves the heat dissipation effect of the frequency converter body, the output end of the push rod motor 6 is fixedly connected with the lower surface of the transmission block 510, and the rack 7 is fixedly connected with the outer side of the inner wall of the bottom of the box body 1, the rack 7 is engaged with the gear 505, the inner side of the inner wall of the bottom of the box body 1 is fixedly connected with a mounting seat 8, the right side of the upper surface of the box body 1 is fixedly connected with a fan 9, air in the box body 1 is sucked into the interior of the threaded pipe 15 through suction force generated by the fan 9, meanwhile, condensate in the condensing barrel 13 cools air in the threaded pipe 15, and finally the air is blown into the interior of the box body 1, and the circulation is carried out, so that the temperature in the box body 1 is rapidly reduced, rapid heat dissipation of the frequency converter body is realized, normal operation of the frequency converter body is ensured, the phenomenon that the frequency converter body is damaged due to high temperature in the box body 1 is prevented, the output end of the fan 9 is communicated with an air suction pipe 10, the bottom end of the air suction pipe 10 is communicated with a dust hood 11, the input end of the fan 9 is communicated with an air outlet pipe 12, and the left end of the bottom of the air outlet pipe 12 is communicated with the condensing barrel 13, the right side of the outer surface of the condensation barrel 13 is communicated with a one-way valve 14, a threaded pipe 15 is arranged in the condensation barrel 13, the right end of the top of the threaded pipe 15 is communicated with the left end of the bottom of the air outlet pipe 12, the right end of the bottom of the threaded pipe 15 is communicated with an air inlet pipe 16, and the left end of the bottom of the air inlet pipe 16 is communicated with a filter head 17.
The utility model discloses an extension limiting spring 303's life, consequently set up limiting spring 303's quantity into four groups, four group's limiting spring 303's preparation material sets up to silicon manganese spring steel, and the spring return of silicon manganese spring steel preparation is effectual, and non-deformable has prolonged limiting spring 303's life.
The utility model discloses for convenient to use person controls opening and closing of door plant 2, consequently at the positive right side fixedly connected with handle of door plant 2, the surface of handle is provided with the parcel layer, the preparation material on parcel layer sets up to rubber, the surface on parcel layer is provided with anti-skidding line, has increased the surface of handle and the frictional force between the staff, reduces the probability that skids and takes place, has made things convenient for opening and closing of user to door plant 2 to control.
The utility model discloses for convenient user's control gag lever post 302 carries out quick fixed to between mounting groove 301 and the rotor plate 304, consequently offered spacing hole at the middle part of rotor plate 304 lateral surface, the internal diameter in spacing hole and gag lever post 302's external diameter looks adaptation, control gag lever post 302 and pass mounting groove 301 and inject the inside in spacing hole, realize fixed, made things convenient for user control gag lever post 302 to carry out quick fixed between mounting groove 301 and the rotor plate 304.
The utility model discloses a guarantee rack 7's lower surface and 1 bottom inner wall connection's of box stability, consequently at the equal fixedly connected with set-square in the bottom of the 7 left and right sides face of rack, the lower surface of set-square and the inner wall fixed connection of 1 bottom of box, the set-square has increased the area of contact of the lower surface of rack 7 and 1 bottom inner wall of box, has guaranteed rack 7's lower surface and 1 bottom inner wall connection's of box stability.
The utility model discloses a prevent that the device from causing the damage to the lower surface of converter body at the upper surface of mount pad 8 that the vibrations that produce when removing lead to, consequently be provided with the buffer layer at the upper surface of mount pad 8, the thickness of buffer layer sets up to one centimetre to two centimetres, and the buffer layer can effectually absorb external force, realizes the buffering, prevents that the device from causing the damage to the lower surface of converter body at the upper surface of mount pad 8 that the vibrations that produce when removing lead to.
The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.
When the device is used, the frequency converter body is arranged on the upper surface of the mounting seat 8, the limiting rod 302 is pulled out to remove the limit of the rotating plate 304, then the rotating plate 304 is controlled to drive the supporting plate 305 and the moving wheel 306 to rotate outwards until the outer surface of the moving wheel 306 is tightly attached to the ground, so that the lower surface of the box body 1 is removed from the contact with the ground and is supported, then the limiting rod 302 is controlled to penetrate through the mounting groove 301 and be inserted into the rotating plate 304 to realize fixation, then a user pushes the device to enable the moving wheel 306 to start rotating, the device is convenient for the user to move, after long-time use, a large amount of dust is attached to the surface of the frequency converter body, so that the dust is removed, the sliding block 508 is controlled to drive the fixing pin 507 to be pulled out of the inside of the sliding block 506, the limit of the sliding block 506 is removed, then the push rod motor 6 is started, and the output end of the push rod motor 6 is contracted, the driving block 510, the driving rod 509 and the sliding block 506 are driven to move downwards along the outer surface of the sliding rod 4, meanwhile, the rotating shaft 504, the brush rollers 501 and the bevel gears 502 positioned at the left and right sides start to rotate due to the mutual matching of the gear 505 and the rack 7, because the bevel gears 502 are meshed, the remaining two sets of brush rollers 501 start to rotate simultaneously due to the mutual matching of the bevel gears 502, the four sets of brush rollers 501 are matched, so that dust on the surface of the frequency converter body is swept, the fan 9 is started simultaneously, the air with dust in the box 1 is sucked out from the dust hood 11 by the suction force generated by the output end of the fan 9, so as to realize dust removal, meanwhile, the air with dust enters the interior of the threaded pipe 15 through the air suction pipe 10 and the air outlet pipe 12 due to the suction force of the fan 9, and meanwhile, the condensate in the condensation barrel 13 cools the air in the threaded pipe 15, the air that is cooled down at last is then filtered it by filter head 17 through air-supply line 16, prevents that the dust from entering into box 1's inside again, then can be blown into box 1's inside through filterable cold air, so circulation for the inside temperature of box 1 descends fast, realizes carrying out quick cooling to the converter body, guarantees the normal work of converter body.
To sum up, this converter protection device with dustproof cooling function, drive dust collector 5 downstream through push rod motor 6, gear 505 and rack 7 mutually support, make brush roller 501 rotate and sweep the dust on converter body surface simultaneously, then the suction that produces by fan 9 is with the dust suction, the device has realized the dust removal function to the converter body, the effectual phenomenon that influences the converter body inner structure temperature rise that leads to because the dust can be serious attached to the surface of converter body and dispel the heat takes place, the normal work of converter body has been guaranteed, the radiating effect of converter body has been improved.
This converter protection device with dustproof cooling function, it rotates to the outside to drive through control rotor plate 304 and remove wheel 306, hug closely in ground until the surface that removes wheel 306, make the device supported, then control gag lever post 302 is fixed between mounting groove 301 and rotor plate 304, then promote the device and make and remove wheel 306 and begin to rotate, made things convenient for the staff to remove the position of the device, do not need the staff to carry out the removal that the device could be realized to its method of manual transport, time saving and labor saving, great reduction staff's intensity of labour.
This converter protection device with dustproof cooling function, the suction that produces through fan 9 makes the inside air of box 1 sucked into screwed pipe 15's inside, the inside condensate of condensation bucket 13 cools down the inside air of screwed pipe 15 simultaneously, blow into the inside of box 1 at last, so circulate, make the inside temperature of box 1 descend fast, the realization carries out quick heat dissipation to the converter body, the normal work of converter body has been guaranteed, the phenomenon emergence of damage has been prevented to appear because of the higher converter body that causes of the inside temperature of box 1.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a converter protection device with dustproof cooling function, includes box (1), its characterized in that: the front of the box body (1) is rotatably connected with a door plate (2), the front side and the rear side of the left side surface and the right side surface of the box body (1) are fixedly connected with a moving device (3), the moving device (3) comprises a mounting groove (301), a limiting rod (302) is inserted into the outer side of the outer side surface of the mounting groove (301), a limiting spring (303) is sleeved on the outer side of the outer surface of the limiting rod (302), a rotating plate (304) is rotatably connected to the inner side of the mounting groove (301), a supporting plate (305) is fixedly connected to the upper surface of the rotating plate (304), a moving wheel (306) is rotatably connected to the outer side of the outer side surface of the supporting plate (305), sliding rods (4) are fixedly connected to the left side and the right side of the inner wall of the bottom of the box body (1), a dust removal device (5) is sleeved on the top of the outer surface of the sliding rods (4), and the dust removal device (5) comprises a brush roller (501), the outer side of the outer surface of the brush roller (501) is sleeved with a bevel gear (502), the outer side of the outer surface of the brush roller (501) is sleeved with a W-shaped fixing plate (503), the middle parts of the front surfaces of the left and right side brush rollers (501) are spliced with a rotating shaft (504), the front and back sides of the outer surface of the rotating shaft (504) are respectively sleeved with a gear (505), the outer side of the W-shaped fixing plate (503) is fixedly connected with a sliding block (506), the middle part of the outer side of the sliding block (506) is spliced with a fixing pin (507), the outer side of the outer surface of the fixing pin (507) is spliced with a hand pull ring (508), the middle part of the inner side of the sliding block (506) is fixedly connected with a transmission rod (509), the middle part of the outer surface of the transmission rod (509) is sleeved with a transmission block (510), the left and right sides of the inner wall of the bottom of the box body (1) are respectively fixedly connected with a push rod motor (6), the output end of the push rod motor (6) is fixedly connected with the lower surface of the transmission block (510), the outer side of the inner wall of the bottom of the box body (1) is fixedly connected with a rack (7), the rack (7) is meshed with a gear (505), the inner side of the inner wall of the bottom of the box body (1) is fixedly connected with a mounting seat (8), the right side of the upper surface of the box body (1) is fixedly connected with a fan (9), the output end of the fan (9) is communicated with an air suction pipe (10), the bottom end of the air suction pipe (10) is communicated with a dust hood (11), the input end of the fan (9) is communicated with an air outlet pipe (12), the left end of the bottom of the air outlet pipe (12) is communicated with a condensing barrel (13), the right side of the outer surface of the condensing barrel (13) is communicated with a one-way valve (14), a threaded pipe (15) is arranged inside the condensing barrel (13), the right end of the top of the threaded pipe (15) is communicated with the left end of the bottom of the air outlet pipe (12), and the right end of the bottom of the threaded pipe (15) is communicated with an air inlet pipe (16), the left end of the bottom of the air inlet pipe (16) is communicated with a filter head (17).
2. The frequency converter protection device with the dustproof and temperature reduction functions of claim 1, is characterized in that: the number of the limiting springs (303) is four, and the manufacturing materials of the four limiting springs (303) are silicon-manganese spring steel.
3. The frequency converter protection device with the dustproof and temperature reduction functions of claim 1, is characterized in that: the right side fixedly connected with handle that door plant (2) are positive, the surface of handle is provided with the parcel layer, and the preparation material of parcel layer sets up to rubber, and the surface of parcel layer is provided with anti-skidding line.
4. The frequency converter protection device with the dustproof and temperature reduction functions of claim 1, is characterized in that: the middle part of the outer side surface of the rotating plate (304) is provided with a limiting hole, and the inner diameter of the limiting hole is matched with the outer diameter of the limiting rod (302).
5. The frequency converter protection device with the dustproof and temperature reduction functions of claim 1, is characterized in that: the bottom of the left side face and the bottom of the right side face of the rack (7) are fixedly connected with a set square, and the lower surface of the set square is fixedly connected with the inner wall of the bottom of the box body (1).
6. The frequency converter protection device with the dustproof and temperature reduction functions of claim 1, is characterized in that: the upper surface of mount pad (8) is provided with the buffer layer, and the thickness of buffer layer sets up to one centimetre to two centimetres.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120482711.2U CN214380622U (en) | 2021-03-07 | 2021-03-07 | Frequency converter protection device with dustproof cooling function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120482711.2U CN214380622U (en) | 2021-03-07 | 2021-03-07 | Frequency converter protection device with dustproof cooling function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214380622U true CN214380622U (en) | 2021-10-08 |
Family
ID=77970435
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120482711.2U Active CN214380622U (en) | 2021-03-07 | 2021-03-07 | Frequency converter protection device with dustproof cooling function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214380622U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113998233A (en) * | 2021-11-27 | 2022-02-01 | 红云红河烟草(集团)有限责任公司 | Automatic material loading type tobacco throwing is with quick compression structure |
-
2021
- 2021-03-07 CN CN202120482711.2U patent/CN214380622U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113998233A (en) * | 2021-11-27 | 2022-02-01 | 红云红河烟草(集团)有限责任公司 | Automatic material loading type tobacco throwing is with quick compression structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN214380622U (en) | Frequency converter protection device with dustproof cooling function | |
| CN108755376A (en) | A kind of highway pavement line-marking method based on highway pavement guide wire index device | |
| CN213028971U (en) | Heat dissipation system for smart power grid dispatching controller | |
| CN220121946U (en) | Heat abstractor of group battery subassembly | |
| CN212874205U (en) | Box-type transformer monitoring device | |
| CN212006770U (en) | New forms of energy material is garbage collection device for roaster furnace | |
| CN212989503U (en) | Industrial and mining enterprise electric power quality monitoring device | |
| CN113212933A (en) | Electronic storage device with protection and shock absorption functions | |
| CN112744111A (en) | New energy automobile public charging pile | |
| CN208273458U (en) | A kind of heat-pipe radiator with dedusting function | |
| CN218971786U (en) | High-efficiency transmission energy-saving speed reducer | |
| CN207795702U (en) | A kind of wind-driven generator oil cooling fan cooling piece cleaning device | |
| CN206607912U (en) | A kind of multifunctional traffic sentry box | |
| CN206681950U (en) | A kind of air compressor machine radiator automatic cleaning apparatus | |
| CN217300785U (en) | Cooling device for wind driven generator | |
| CN213770937U (en) | Temperature control equipment for elevator operating system | |
| CN211400652U (en) | Green heat source drying equipment for inner core based on electric field | |
| CN219284001U (en) | High-efficient cleaning device of smelting furnace | |
| CN216011319U (en) | Building energy-saving heat storage equipment | |
| CN219067893U (en) | Stackable portable household storage type energy storage power supply | |
| CN212908555U (en) | Photovoltaic grid-connected cabinet cooling device | |
| CN213700323U (en) | Air energy machine case with dust remover | |
| CN218710584U (en) | Brushing device of microfiber leather buffing machine | |
| CN211981821U (en) | Solar battery self-cleaning device of new energy automobile | |
| CN215183424U (en) | Safe radiating transformer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |