CN217236194U - Stepless adjusting device for fan of refrigeration house - Google Patents
Stepless adjusting device for fan of refrigeration house Download PDFInfo
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- CN217236194U CN217236194U CN202220222087.7U CN202220222087U CN217236194U CN 217236194 U CN217236194 U CN 217236194U CN 202220222087 U CN202220222087 U CN 202220222087U CN 217236194 U CN217236194 U CN 217236194U
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- fan
- louver
- wall
- fan box
- adjusting device
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/14—Thermal energy storage
Abstract
The utility model discloses a freezer fan stepless regulation device relates to freezer fan technical field, including the fan case, the front of fan case is provided with stepless regulation device, the left and right sides fixedly connected with fixed plate of fan case, stepless regulation device includes motor case, transfer line and tripe, the bottom of motor case and the left side fixed mounting of fan case upper surface, the left side of motor incasement chamber bottom and the last fixed surface who is located the fan case install the motor. The utility model discloses an effect of motor drives the second gear rotation, makes first gear drive transfer line rotate, adjusts the inclination of tripe to reach the effect to freezer fan infinitely variable control, meshes through external screw thread cover and screw thread pivot between transfer line and the tripe, and the transfer line of being convenient for is adjusted the tripe, under the effect of tripe support, consolidates the shutter plate, thereby improves the life-span of shutter plate, reduces the damage of shutter plate.
Description
Technical Field
The utility model relates to a freezer fan technical field, concretely relates to freezer fan stepless regulation device.
Background
The cold storage is mainly used as constant temperature storage cold air equipment for food, dairy products, meat, aquatic products, chemical industry, medicine, seedling raising, scientific experiment and the like, and the cold storage is a low temperature cold storage actually and also belongs to a refrigeration device, compared with a refrigerator, the refrigeration area of the cold storage is much larger, but the refrigeration devices have the same refrigeration principle.
The following problems exist in the prior art:
1. when the existing stepless adjusting device for the fan of the refrigeration house is used for adjusting the louver, the condition of untight sealing often occurs when the louver is closed, so that the adjustment of the louver on the wind speed is influenced;
2. the existing fan stepless adjusting device is inconvenient for disassembling and assembling the filtering structure, thereby being unfavorable for replacing or cleaning the filtering structure.
SUMMERY OF THE UTILITY MODEL
The utility model provides a stepless adjusting device for a fan of a refrigeration house, which aims to improve the sealing performance of the closed louver and solve the problem that the louver is not tightly sealed when being closed; wherein another purpose is in order to solve the problem of being not convenient for carry out the dismouting to filtration to reach the effect of being convenient for carry out the dismouting to filtration.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is:
the stepless adjusting device for the fan of the refrigeration house comprises a fan box, wherein the front side of the fan box is provided with the stepless adjusting device, and the left side and the right side of the fan box are fixedly connected with fixing plates.
The stepless adjusting device comprises a motor box, a transmission rod and a shutter, the bottom of the motor box is fixedly installed on the left side of the upper surface of the fan box, a motor is fixedly installed on the left side of the bottom of the inner cavity of the motor box and located on the upper surface of the fan box, the upper end and the lower end of the transmission rod are rotatably connected with the left side of the inner wall of the fan box, and the back of the shutter is rotatably connected with the back of the left side of the inner cavity of the fan box.
The fan box comprises a fan box body, the left side of the upper surface of the fan box body is fixedly installed with the bottom of the motor box, the right end of the fan box body is provided with a filtering structure, and a fan is fixedly installed in the inner cavity of the fan box body.
The utility model discloses technical scheme's further improvement lies in: the left side fixed mounting of motor has the second gear, the surface meshing of second gear has first gear, the inner wall of first gear meshes with the top of the outer wall of transfer line, the upper and lower both ends of transfer line outer wall are provided with radial bearing.
By adopting the technical scheme, the motor, the first gear, the second gear, the transmission rod and the radial bearing in the scheme are mutually matched, and the transmission rod is rotated under the action of the motor, so that the stepless regulation capability is realized.
The utility model discloses technical scheme's further improvement lies in: the outer wall fixedly connected with external screw thread cover of transfer line, the outer wall fixed mounting of tripe left side pivot has the screw thread pivot.
By adopting the technical scheme, the transmission rod, the louver, the external thread sleeve and the thread rotating shaft in the scheme are mutually matched, so that the inclination angle of the louver can be conveniently adjusted, and the wind speed of the fan can be adjusted.
The utility model discloses technical scheme's further improvement lies in: the shutter comprises a shutter rotating shaft, the outer wall of the shutter rotating shaft is fixedly installed on the inner wall of the threaded rotating shaft, the outer wall of the shutter rotating shaft is fixedly connected with shutter blades, one side of each shutter blade is fixedly connected with a shutter support at the joint of the shutter rotating shaft, and a shutter stop block is fixedly connected to the tops of the shutter blades.
By adopting the technical scheme, the louver rotating shaft, the louver blades, the louver support and the louver stop blocks in the scheme are mutually matched, and the air speed in the refrigeration house is controlled by rotating the louver.
The utility model discloses technical scheme's further improvement lies in: the right end of the fan box body is movably sleeved with an I-shaped guide pillar, the left side of the outer wall of the I-shaped guide pillar is movably sleeved with a spring in an inner cavity of the fan box body, the right end of the outer wall of the I-shaped guide pillar is movably sleeved with a pressing plate, and a pin is fixedly connected to the bottom of the left side of the pressing plate.
Adopt above-mentioned technical scheme, mutually supporting between fan box body, worker's shape guide pillar, spring, pin, the clamp plate in this scheme is convenient for carry out the dismouting to filtration, makes things convenient for filtration to change or wash.
The utility model discloses technical scheme's further improvement lies in: the filter structure comprises a filter screen fixing frame, the left side of the filter screen fixing frame is in lap joint with the right side of the fan box body, pin holes are formed in the upper end and the lower end of the right side of the filter screen fixing frame, a filter screen is fixedly mounted on the left side of an inner cavity of the filter screen fixing frame, and a protective net is fixedly mounted on the right side of the inner cavity of the filter screen fixing frame.
Adopt above-mentioned technical scheme, mutually supporting between filter screen mount, filter screen, the protection network in this scheme filters the gas in the freezer, reduces the dust in the outside air simultaneously and enters into the freezer.
Since the technical scheme is used, the utility model discloses relative prior art, the technological progress who gains is:
1. the utility model provides a freezer fan stepless regulation device, adopt first gear, radial bearing, the second gear, including a motor, an end cap, a controller, and a cover plate, the transfer line, the tripe support, the tripe pivot, the external screw thread cover, mutually support between the screw thread pivot, effect through the motor, drive second gear revolve, it rotates to make first gear drive the transfer line, adjust the inclination of tripe, thereby reach the effect to freezer fan stepless regulation, mesh through external screw thread cover and screw thread pivot between transfer line and the tripe, the transfer line of being convenient for is adjusted the tripe, under the effect of tripe support, consolidate the tripe piece, thereby improve the life-span of tripe piece, reduce the damage of tripe piece.
2. The utility model provides a freezer fan stepless regulation device, adopt filtration, the filter screen mount, the filter screen, round pin post hole protection network, the fan, the worker shape guide pillar, pressing plates, a spring, mutually support between the pin, through the effect of spring to the worker shape guide pillar, the pin that makes the clamp plate bottom is pegged graft with the filter screen mount, thereby reach and be convenient for carry out the purpose of dismouting to filtration, be convenient for change or wash filtration, under the effect of protection network, protect the filter screen, reduce the filter screen and cause the damage because of the effect of external force, under the effect of filter screen, keep apart the dust in the outside air, reduce the dust and enter into in the freezer.
Drawings
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a schematic sectional view of the present invention;
FIG. 3 is a schematic sectional view of the connection between the transmission rod and the louver of the present invention;
FIG. 4 is a schematic structural view of the louver of the present invention;
fig. 5 is a schematic cross-sectional view of the present invention a;
fig. 6 is a schematic cross-sectional structural view of the filtering structure of the present invention.
In the figure: 1. a stepless adjustment device; 11. a motor case; 12. a first gear; 13. a radial bearing; 14. a second gear; 15. a motor; 16. a transmission rod; 17. louver blades; 171. a shutter stop block; 172. louver blades; 173. a shutter bracket; 174. a shutter rotating shaft; 18. an external thread sleeve; 19. a threaded shaft; 2. a fan box; 21. a fan box body; 22. a filter structure; 221. a filter screen fixing frame; 222. a filter screen; 223. a pin hole; 224. a protective net; 23. a fan; 24. an I-shaped guide post; 25. pressing a plate; 26. a spring; 27. a pin; 3. and (5) fixing the plate.
Detailed Description
The present invention will be described in further detail with reference to the following examples:
example 1
As shown in figures 1-6, the utility model provides a draught fan stepless adjusting device for a refrigeration house, which comprises a draught fan box 2, a stepless adjusting device 1 is arranged on the front side of the draught fan box 2, fixing plates 3 are fixedly connected with the left side and the right side of the draught fan box 2, the stepless adjusting device 1 comprises a motor box 11, the fan box comprises a transmission rod 16 and a louver 17, the bottom of a motor box 11 is fixedly installed on the left side of the upper surface of a fan box 2, a motor 15 is fixedly installed on the left side of the bottom of an inner cavity of the motor box 11 and is located on the upper surface of the fan box 2, the upper end and the lower end of the transmission rod 16 are rotatably connected with the left side of the inner wall of the fan box 2, the back of the louver 17 is rotatably connected with the back of the left side of the inner cavity of the fan box 2, the fan box 2 comprises a fan box body 21, the left side of the upper surface of the fan box body 21 is fixedly installed on the bottom of the motor box 11, a filtering structure 22 is arranged at the right end of the fan box body 21, and a fan 23 is fixedly installed in the inner cavity of the fan box body 21.
In the embodiment, the fan stepless adjusting device is fixed at a proper position of the refrigeration house through the fixing plate 3, then the refrigeration house is exhausted under the action of the fan 23, the motor 15 rotates while exhausting, the shutter 17 is adjusted under the action of the transmission rod 16, thereby the wind speed passing through the fan box 2 is adjusted, and the dust in the air is isolated under the action of the filtering structure 22.
Example 2
As shown in fig. 1-6, on the basis of embodiment 1, the utility model provides a technical solution: preferably, the stepless adjusting device 1 comprises a motor box 11, a transmission rod 16 and a louver 17, wherein the bottom of the motor box 11 is fixedly installed on the left side of the upper surface of the fan box 2, a motor 15 is fixedly installed on the left side of the bottom of the inner cavity of the motor box 11 and positioned on the upper surface of the fan box 2, the upper end and the lower end of the transmission rod 16 are rotatably connected with the left side of the inner wall of the fan box 2, the back of the louver 17 is rotatably connected with the back of the left side of the inner cavity of the fan box 2, a second gear 14 is fixedly installed on the left side of the motor 15, a first gear 12 is meshed with the outer surface of the second gear 14, the inner wall of the first gear 12 is meshed with the top of the outer wall of the transmission rod 16, radial bearings 13 are arranged on the upper end and the lower end of the outer wall of the transmission rod 16, an external thread sleeve 18 is fixedly connected with the outer wall of the left side rotating shaft of the louver 17, the louver 17 comprises a louver rotating shaft 174, the outer wall of the louver rotating shaft 174 is fixedly installed with the inner wall of the threaded rotating shaft 19, the outer wall of the shutter rotating shaft 174 is fixedly connected with a shutter blade 172, a shutter bracket 173 is fixedly connected at the joint of one side of the shutter blade 172 and the shutter rotating shaft 174, and a shutter stop 171 is fixedly connected at the top of the shutter blade 172.
In this embodiment, the second gear 14 is driven to rotate by the action of the motor 15, so that the first gear 12 drives the transmission rod 16 to rotate, and the inclination angle of the louver 17 is adjusted, thereby achieving the effect of stepless adjustment of the fan of the refrigeration house, the transmission rod 16 is meshed with the louver 17 through the external thread sleeve 18 and the thread rotating shaft 19, the transmission rod 16 is convenient to adjust the louver 17, the louver 172 is reinforced under the effect of the louver bracket 173, the service life of the louver 172 is prolonged, and the damage of the louver 172 is reduced.
Example 3
As shown in fig. 1-6, on the basis of embodiment 1, the utility model provides a technical solution: preferably, the worker-shaped guide post 24 is movably sleeved at the right end of the fan box body 21, the spring 26 is movably sleeved in the inner cavity of the fan box body 21 on the left side of the outer wall of the worker-shaped guide post 24, the pressing plate 25 is movably sleeved at the right end of the outer wall of the worker-shaped guide post 24, the pin 27 is fixedly connected to the bottom of the left side of the pressing plate 25, the filtering structure 22 comprises a filtering net fixing frame 221, the left side of the filtering net fixing frame 221 is in lap joint with the right side of the fan box body 21, pin holes 223 are formed in the upper end and the lower end of the right side of the filtering net fixing frame 221, a filtering net 222 is fixedly installed on the left side of the inner cavity of the filtering net fixing frame 221, and a protective net 224 is fixedly installed on the right side of the inner cavity of the filtering net fixing frame 221.
In this embodiment, through the effect of spring 26 to I-shaped guide pillar 24, make the pin 27 of clamp plate 25 bottom peg graft with filter screen mount 221, thereby reach the purpose of being convenient for carry out the dismouting to filtration 22, be convenient for change or wash filtration 22, under the effect of protection network 224, protect filter screen 222, reduce filter screen 222 and cause the damage because of the effect of external force, under the effect of filter screen 222, keep apart the dust in the outside air.
The working principle of the stepless adjusting device for the fan of the refrigeration house is described in detail below.
As shown in fig. 1-6, firstly, the fan stepless adjusting device is fixed at a proper position of the refrigerator through the fixing plate 3, then, the refrigerator is exhausted under the action of the fan 23, the motor 15 drives the second gear 14 to rotate while exhausting, the first gear 12 drives the transmission rod 16 to rotate, the inclination angle of the louver 17 is adjusted, so as to achieve the function of stepless adjusting the fan of the refrigerator, the transmission rod 16 is meshed with the louver 17 through the external thread sleeve 18 and the thread rotating shaft 19, so that the transmission rod 16 can conveniently adjust the louver 17, the louver 172 is reinforced under the action of the louver bracket 173, so as to improve the service life of the louver 172, reduce the damage of the louver 172, and under the action of the spring 26 on the i-shaped guide post 24, the pin 27 at the bottom of the pressing plate 25 is inserted into the fixing frame 221, so as to achieve the purpose of conveniently assembling and disassembling the filtering structure 22, the filter structure 22 is convenient to replace or clean, the filter screen 222 is protected under the action of the protective net 224, damage to the filter screen 222 caused by external force is reduced, and dust in the outside air is isolated under the action of the filter screen 222.
The present invention has been described in detail with reference to the above general description, but it will be apparent to one of ordinary skill in the art that modifications and improvements can be made to the invention. Therefore, modifications or improvements without departing from the spirit of the invention are within the scope of the invention.
Claims (6)
1. The utility model provides a stepless adjusting device of freezer fan, includes fan case (2), its characterized in that: the front surface of the fan box (2) is provided with a stepless adjusting device (1), and the left side and the right side of the fan box (2) are fixedly connected with fixing plates (3);
the stepless adjusting device (1) comprises a motor box (11), a transmission rod (16) and a shutter (17), wherein the bottom of the motor box (11) is fixedly installed on the left side of the upper surface of the fan box (2), a motor (15) is fixedly installed on the left side of the bottom of an inner cavity of the motor box (11) and located on the upper surface of the fan box (2), the upper end and the lower end of the transmission rod (16) are rotatably connected with the left side of the inner wall of the fan box (2), and the back of the shutter (17) is rotatably connected with the back of the left side of the inner cavity of the fan box (2);
the fan box (2) comprises a fan box body (21), the left side of the upper surface of the fan box body (21) is fixedly installed with the bottom of the motor box (11), a filtering structure (22) is arranged at the right end of the fan box body (21), and a fan (23) is fixedly installed in an inner cavity of the fan box body (21).
2. The stepless adjusting device of the fan of the refrigeration house according to the claim 1, characterized in that: the left side fixed mounting of motor (15) has second gear (14), the surface meshing of second gear (14) has first gear (12), the top meshing of the inner wall of first gear (12) and the outer wall of transfer line (16), the upper and lower both ends of transfer line (16) outer wall are provided with radial bearing (13).
3. The stepless adjusting device for the fan of the refrigeration house according to the claim 2 is characterized in that: the outer wall of the transmission rod (16) is fixedly connected with an external thread sleeve (18), and the outer wall of the rotating shaft on the left side of the shutter (17) is fixedly provided with a threaded rotating shaft (19).
4. The stepless adjusting device for the fan of the refrigeration house according to the claim 3, is characterized in that: the louver (17) comprises a louver rotating shaft (174), the outer wall of the louver rotating shaft (174) is fixedly mounted on the inner wall of the threaded rotating shaft (19), a louver blade (172) is fixedly connected to the outer wall of the louver rotating shaft (174), a louver support (173) is fixedly connected to the joint of one side of the louver blade (172) and the louver rotating shaft (174), and a louver block (171) is fixedly connected to the top of the louver blade (172).
5. The stepless adjusting device for the fan of the refrigeration house according to the claim 1 is characterized in that: the right end activity of fan box (21) has cup jointed worker shape guide pillar (24), the left side of worker shape guide pillar (24) outer wall just is located the inner chamber activity of fan box (21) and has cup jointed spring (26), the right end activity of worker shape guide pillar (24) outer wall has cup jointed clamp plate (25), the left bottom fixedly connected with pin (27) of clamp plate (25).
6. The stepless adjusting device of the refrigerator fan according to claim 5, characterized in that: filtration (22) include filter screen mount (221), the left side of filter screen mount (221) and the right side overlap joint of fan box (21), pin hole (223) have been seted up at the upper and lower both ends on filter screen mount (221) right side, the left side fixed mounting of filter screen mount (221) inner chamber has filter screen (222), the right side fixed mounting of filter screen mount (221) inner chamber has protection network (224).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220222087.7U CN217236194U (en) | 2022-01-26 | 2022-01-26 | Stepless adjusting device for fan of refrigeration house |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220222087.7U CN217236194U (en) | 2022-01-26 | 2022-01-26 | Stepless adjusting device for fan of refrigeration house |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217236194U true CN217236194U (en) | 2022-08-19 |
Family
ID=82831770
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220222087.7U Active CN217236194U (en) | 2022-01-26 | 2022-01-26 | Stepless adjusting device for fan of refrigeration house |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217236194U (en) |
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2022
- 2022-01-26 CN CN202220222087.7U patent/CN217236194U/en active Active
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