CN218325369U - Shaft cooling centrifugal fan - Google Patents
Shaft cooling centrifugal fan Download PDFInfo
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- CN218325369U CN218325369U CN202221428958.7U CN202221428958U CN218325369U CN 218325369 U CN218325369 U CN 218325369U CN 202221428958 U CN202221428958 U CN 202221428958U CN 218325369 U CN218325369 U CN 218325369U
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Abstract
The utility model provides a shaft cooling centrifugal fan, which relates to the technical field of centrifugal fans and comprises a casing, wherein a fan channel is arranged on one side of the casing in an eccentric and integrated manner; an air inlet net rack is fixedly arranged in the middle of the top of the shell; the motor is fixedly arranged in the middle of the air inlet net rack; the fan shaft is rotatably arranged in the shell and is in transmission connection with the motor, and the bottom end of the fan shaft is of a shoulder structure; the fan axle provides the coolant oil circulation structure of autonomic continuous cycle, it is rotatory to drive screw propeller at the rotatory in-process of fan axle through synchronous gear, carry the coolant oil, when the coolant oil upwards promoted, pass gas pocket A and get into the lower wall, from upside nozzle stub input upper bracket, and then pass gas pocket B and realize the backward flow, constitute complete circulation path and continuously provide the effect of heat dissipation cooling, guarantee the stability of fan axle, avoid the fan axle inflation, the problem of current fan lack can the coolant oil circulation structure of autonomic continuous cycle has been solved.
Description
Technical Field
The utility model belongs to the technical field of centrifugal fan, more specifically says, in particular to axle cooling centrifugal fan.
Background
Centrifugal fan relies on the mechanical energy of input, improves gas pressure and discharges gaseous machinery, and it is a driven fluid machinery, and the in-process motor that rotates can generate heat and lead to the pivot to generate heat, and the pivot generates heat and can appear expend with heat and contract with cold the phenomenon, leads to rotatory unstability, needs cool down, carries out synchronous cooling through wind-force usually.
Based on the aforesaid, the fan that uses at present lacks the effect at rotatory in-process cooperation cooling, is unfavorable for continuously keeping the stability of pivot, lacks the coolant oil circulation structure that can independently last the circulation, inconveniently passes through the effect of self-adaptation slope according to wind direction transmission needs.
Therefore, in view of the above, research and improvement are made on the existing structure and defects, and a shaft cooling centrifugal fan is provided to achieve the purpose of having more practical value.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a cold cooling centrifugal fan of axle to solve the current fan that provides in the above-mentioned background art and lack the effect at rotatory in-process cooperation cooling, be unfavorable for continuously keeping the stability of pivot, lack the coolant oil circulation structure that can independently last the circulation, inconvenient according to the problem of the effect that wind direction transmission needs pass through the self-adaptation slope.
The utility model discloses cold cooling centrifugal fan's of axle purpose and efficiency are reached by following concrete technical means:
the shaft cooling centrifugal fan comprises a shell, wherein a fan channel is eccentrically and integrally formed in one side of the shell; an air inlet net rack is fixedly arranged in the middle of the top of the shell; the motor is fixedly arranged in the middle of the air inlet net rack; the fan shaft is rotatably arranged in the shell and is in transmission connection with the motor, and the bottom end of the fan shaft is of a shoulder structure; the conveying bin is integrally provided with a mounting frame at one end, and the mounting frame is fixedly arranged outside the fan channel; the upper end and the lower end of each fan blade are matched with the airtight bearing to be rotatably provided with short pipes.
Further, the fan axle is including: the upper frame is integrally arranged above the outer side of the fan shaft; the lower disc is integrally arranged at the middle lower part of the outer side of the fan shaft; the air hole A is formed in the outer side below the fan shaft and penetrates through the fan shaft to be communicated with the upper side of the lower disc; the air hole B is formed in the outer side below the fan shaft and communicated with the lower side of the upper frame through the fan shaft; the top of lower wall is fixed with twenty-four groups of angle limiting blocks, and two adjacent groups of angle limiting blocks are staggered in angle.
Further, the transmission bin further comprises: the upper part of one side of the transmission bin is connected and provided with an upper air sleeve through a pipeline, and the upper air sleeve is matched with two groups of airtight bearings and is rotatably arranged on the outer side of the fan shaft and wraps the air hole A; the lower air sleeve is connected and arranged below one side of the conveying bin through a pipeline and is matched with the two groups of airtight bearings to be rotatably arranged on the outer side of the fan shaft and wrap the air hole B; the spiral propeller is arranged in the transmission bin in a rotating mode.
Furthermore, the fan shaft and the bottom of the transmission bin are externally provided with a synchronous gear in transmission connection.
Further, the fan blade comprises: the inner channel is arranged inside the fan blade; the short pipe at the upper side of the fan blade is fixedly connected below the side of the upper frame; the short pipe at the lower side of the fan blade is fixedly connected above the side of the lower disc.
Furthermore, the fan blade can limit the rotation by 0-60 degrees through the angle limiting block; the upper short pipe is externally fixed with a ring plate.
Compared with the prior art, the utility model discloses following beneficial effect has:
the fan axle provides the coolant oil circulation structure of autonomic continuous cycle, it is rotatory to drive screw propeller at the rotatory in-process of fan axle through synchro gear, carry the coolant oil, when the coolant oil upwards promotes, pass gas pocket A and get into the lower wall, pass the downside nozzle stub again and get into the inner channel, from upside nozzle stub input put on the shelf, and then pass gas pocket B and realize the backward flow, constitute complete circulation path and continuously provide the effect of heat dissipation cooling, guarantee the stability of fan axle, avoid fan axle inflation.
The setting of fan piece provides the effect of self-adaptation slope, and the lower wall drives the rotatory centrifugal force that produces of fan piece to the fan piece is at the automatic off-centre of the rotatory in-process of lower wall, and the state of adjustment slope can make automatic adaptation according to the rotatory direction of lower wall, increases centrifugal effect, and the limit angle piece can provide the restriction effect, avoids the fan piece to collide mutually.
The fan shaft is in transmission connection with the synchronous gear arranged outside the bottom end of the transmission bin, so that the power of the motor can be expanded and transmitted, the transmission effect is provided, and the wind power transmission and the heat dissipation are synchronously performed.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic view of the side elevation structure of the present invention.
Fig. 3 is a schematic view of the partially disassembled structure of the present invention.
Fig. 4 is a schematic view of the structure of the present invention in partial section.
Fig. 5 is a schematic view of the internal structure of the fan blade of the present invention.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1. a housing; 101. a fan channel; 102. an air inlet net rack; 2. a motor; 3. a fan shaft; 301. putting on a shelf; 302. a bottom wall; 303. air holes A; 304. an air hole B; 305. a corner limiting block; 4. a transport bin; 401. feeding an air sleeve; 402. a gas discharging sleeve; 403. a screw propeller; 404. a mounting frame; 5. a synchronizing gear; 6. a fan blade; 601. an inner channel; 7. a short pipe; 8. and (4) a ring plate.
Detailed Description
The following describes embodiments of the present invention in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.
Example (b):
as shown in figures 1 to 5:
the utility model provides a shaft cooling centrifugal fan, which comprises a casing 1, wherein a fan channel 101 is eccentrically and integrally arranged on one side of the casing 1; an air inlet net rack 102 is fixedly arranged in the middle of the top of the machine shell 1; the motor 2 is fixedly arranged in the middle of the air inlet net rack 102; the fan shaft 3 is rotatably arranged in the shell 1 and is in transmission connection with the motor 2, and the bottom end of the fan shaft 3 is of a shoulder structure; one end of the transmission bin 4 is integrally provided with a mounting frame 404, and the mounting frame 404 is fixedly arranged outside the fan channel 101; the upper end and the lower end of the fan sheet 6 are both provided with short pipes 7 in a rotating way by matching with the airtight bearing.
Wherein, fan shaft 3 is including: the upper frame 301 is integrally arranged above the outer side of the fan shaft 3; the lower disc 302 is integrally arranged at the middle lower part of the outer side of the fan shaft 3; the air hole A303 is formed in the outer side below the fan shaft 3, and the air hole A303 penetrates through the fan shaft 3 and is communicated with the upper side of the lower disc 302; the air hole B304 is formed in the outer side below the fan shaft 3, and the air hole B304 penetrates through the fan shaft 3 and is communicated with the lower side of the upper frame 301; the top of the lower plate 302 is fixedly provided with twenty-four groups of angle limiting blocks 305, and two adjacent groups of angle limiting blocks 305 are staggered by 60 degrees.
Wherein, the transmission bin 4 further comprises: the upper air sleeve 401 is connected and arranged above one side of the transmission bin 4 through a pipeline, and the upper air sleeve 401 is matched with two groups of airtight bearings to be rotatably arranged on the outer side of the fan shaft 3 and wraps the air hole A303; the lower air sleeve 402 is connected and arranged below one side of the transmission bin 4 through a pipeline, and the lower air sleeve 402 is matched with two groups of airtight bearings to be rotatably arranged on the outer side of the fan shaft 3 and wraps the air hole B304; the screw propeller 403 is rotatably arranged inside the conveying bin 4; the fan shaft 3 and the bottom end of the transmission bin 4 are externally provided with a synchronous gear 5 for transmission connection.
Wherein, fan piece 6 includes: the inner channel 601 is formed inside the fan blade 6; the upper short pipe 7 of the fan blade 6 is fixedly connected below the side of the upper frame 301; the lower short pipe 7 of the fan blade 6 is fixedly connected above the side of the lower disc 302; the fan blade 6 can be limited to rotate for 0-60 degrees by the angle limiting block 305; a ring plate 8 is fixedly arranged outside the upper short pipe 7; the fan blade 6 can be rotated while being adaptively adjusted in its angle.
The specific use mode and function of the embodiment are as follows:
in the utility model, when in use, the starting motor 2 drives the fan shaft 3 to rotate, the fan shaft 3 drives the lower disc 302 to rotate, the lower disc 302 drives the fan blade 6 to rotate to generate centrifugal force, and the fan blade 6 is automatically eccentric in the rotating process of the lower disc 302, the inclined state is adjusted, automatic adaptation can be made according to the rotating direction of the lower disc 302, the centrifugal effect is increased, the angle limiting block 305 can provide the limiting effect, and the fan blades 6 are prevented from colliding with each other;
the cooling oil is preset in the conveying bin 4, the screw propeller 403 is driven to rotate through the synchronous gear 5 in the rotating process of the fan shaft 3, the cooling oil is conveyed, when the cooling oil is lifted upwards, the cooling oil passes through the air hole A303 and enters the lower disc 302, then passes through the lower short pipe 7 and enters the inner channel 601, is input into the upper frame 301 from the upper short pipe 7 and further passes through the air hole B304 to realize backflow, a complete circulation path is formed, the heat dissipation and cooling effects are continuously provided, the stability of the fan shaft 3 is ensured, and the fan shaft 3 is prevented from expanding;
wind power enters the machine shell 1 from the air inlet net rack 102 and is discharged from the fan channel 101, so that conveying is realized.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to practitioners skilled in this art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (6)
1. Axle cold cooling centrifugal fan, its characterized in that includes: the fan comprises a machine shell (1), wherein a fan channel (101) is eccentrically and integrally arranged on one side of the machine shell (1); an air inlet net rack (102) is fixedly arranged in the middle of the top of the machine shell (1); the motor (2), the said motor (2) is fixedly arranged in the middle of the net rack of air intake (102); the fan shaft (3) is rotatably arranged in the shell (1) and is in transmission connection with the motor (2), and the bottom end of the fan shaft (3) is of a shoulder structure; the conveying device comprises a conveying bin (4), wherein one end of the conveying bin (4) is integrally provided with a mounting frame (404), and the mounting frame (404) is fixedly arranged outside a fan channel (101); the fan blades (6), the upper ends and the lower ends of the fan blades (6) are respectively matched with the airtight bearings to be rotatably provided with short pipes (7).
2. The shaft cooling centrifugal fan according to claim 1, wherein: the fan shaft (3) comprises:
the upper frame (301) is integrally arranged above the outer side of the fan shaft (3);
the lower disc (302) is integrally arranged at the middle lower part of the outer side of the fan shaft (3);
the air hole A (303), the air hole A (303) is formed in the outer side below the fan shaft (3), and the air hole A (303) penetrates through the fan shaft (3) to be communicated with the upper side of the lower disc (302);
the air hole B (304) is formed in the outer side below the fan shaft (3), and the air hole B (304) penetrates through the fan shaft (3) to be communicated with the lower side of the upper frame (301);
the top of the lower disc (302) is fixedly provided with twenty-four groups of angle limiting blocks (305), and the angles of two adjacent groups of angle limiting blocks (305) are staggered by 60 degrees.
3. The shaft cooling centrifugal fan according to claim 1, wherein: the conveying bin (4) further comprises:
the upper air sleeve (401) is connected and arranged above one side of the conveying bin (4) through a pipeline, and the upper air sleeve (401) is matched with two groups of airtight bearings to be rotatably arranged on the outer side of the fan shaft (3) and wraps the air hole A (303);
the lower air sleeve (402) is connected and arranged below one side of the conveying bin (4) through a pipeline, and the lower air sleeve (402) is matched with two groups of airtight bearings to be rotatably arranged on the outer side of the fan shaft (3) and wraps the air hole B (304);
the spiral propeller (403) is arranged in the transmission bin (4) in a rotating mode, and the spiral propeller (403) is arranged in the transmission bin in a rotating mode.
4. The shaft cooling centrifugal fan according to claim 1, wherein: and a synchronous gear (5) is arranged outside the bottom ends of the fan shaft (3) and the transmission bin (4) and is in transmission connection.
5. The shaft cooling centrifugal fan according to claim 1, wherein: the fan blade (6) comprises:
the inner channel (601) is formed inside the fan blade (6); the upper short pipe (7) of the fan blade (6) is fixedly connected below the side of the upper frame (301); the lower short pipe (7) of the fan blade (6) is fixedly connected above the side of the lower disc (302).
6. The shaft cooling centrifugal fan according to claim 1, wherein: the fan blade (6) can limit the rotation by 0-60 degrees through the angle limiting block (305); a ring plate (8) is fixedly arranged outside the upper short pipe (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221428958.7U CN218325369U (en) | 2022-06-09 | 2022-06-09 | Shaft cooling centrifugal fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221428958.7U CN218325369U (en) | 2022-06-09 | 2022-06-09 | Shaft cooling centrifugal fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218325369U true CN218325369U (en) | 2023-01-17 |
Family
ID=84866021
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221428958.7U Active CN218325369U (en) | 2022-06-09 | 2022-06-09 | Shaft cooling centrifugal fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218325369U (en) |
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2022
- 2022-06-09 CN CN202221428958.7U patent/CN218325369U/en active Active
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