CN220705990U - Radiator fan convenient to change flabellum - Google Patents
Radiator fan convenient to change flabellum Download PDFInfo
- Publication number
- CN220705990U CN220705990U CN202322243119.9U CN202322243119U CN220705990U CN 220705990 U CN220705990 U CN 220705990U CN 202322243119 U CN202322243119 U CN 202322243119U CN 220705990 U CN220705990 U CN 220705990U
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- CN
- China
- Prior art keywords
- connecting cover
- cover
- blades
- push
- swivel
- Prior art date
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- 241000883990 Flabellum Species 0.000 title description 6
- 230000008859 change Effects 0.000 title description 4
- 230000005540 biological transmission Effects 0.000 claims abstract description 37
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 28
- 229910052742 iron Inorganic materials 0.000 claims abstract description 14
- 238000001816 cooling Methods 0.000 claims abstract description 11
- 230000004888 barrier function Effects 0.000 claims abstract description 10
- 239000000203 mixture Substances 0.000 claims description 6
- 230000001681 protective effect Effects 0.000 claims description 4
- 239000000428 dust Substances 0.000 description 3
- 239000000243 solution Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a cooling fan convenient for replacing fan blades, which comprises a connecting cover, a clamping head and a lantern ring, wherein a transmission sleeve is fixedly connected to the center of the connecting cover, a rotating ring is rotationally connected to the surface of the transmission sleeve, a push-pull rod is rotationally connected to the surface of the rotating ring, a barrier strip is arranged on the end surface of the transmission sleeve, a magnet block is arranged in the barrier strip, the end surface of the rotating ring is inserted into an iron rod, the clamping head penetrates through the connecting cover and is in sliding connection with the connecting cover, one end of the clamping head inserted into the connecting cover is rotationally connected with the push-pull rod, a plurality of groups of blades and limiting holes are fixedly connected to the side surface of the lantern ring, the lantern ring is sleeved outside the connecting cover, the clamping head is inserted into the limiting holes, and an ejector rod which can be inserted into the limiting holes is used for pushing the clamping head to retract into the connecting cover, so that the clamping head and the limiting holes are separated, and the blades can be detached.
Description
Technical Field
The utility model relates to the technical field of cooling fans, in particular to a cooling fan with blades convenient to replace.
Background
When the fan blade rotates, the friction between the fan blade and the air is charged, and the charged fan blade can attract light and small dust, so that dust is easy to accumulate on the surface of the fan blade, and in order to clean the fan blade, the fan blade with convenient disassembly is necessary.
In the related art, through searching, a scheme of a detachable radiating fan blade (bulletin number CN 213088325U) is found, when the fan blade is detached and replaced, only the nut and the locknut are required to be loosened, the clamping block is pulled out, the fan blade can be taken down, the fan blade is quite simple, and the single fan blade is quite convenient to clean.
However, the above scheme uses fixing bolt, nut, locknut to realize the flabellum fixed, but screw up nut and locknut and need use two socket wrenches, two socket wrenches cover nut and fixing bolt respectively, then screw up two socket wrenches, every dismouting a flabellum need screw up four socket wrenches, though easy and simple to handle, need use this kind of instrument of socket wrenches and the number of times of repeating operation is more, and the speed of dismouting is slower.
Disclosure of Invention
The present utility model is directed to a cooling fan with easy replacement of blades, so as to solve the above-mentioned problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a radiator fan convenient to change flabellum, includes the connection cover, connection cover center department fixedly connected with transmission cover, transmission cover surface rotation is connected with the swivel, swivel surface rotation is connected with the push-and-pull rod, the blend stop is installed to transmission cover terminal surface, the inside magnet piece that is equipped with of blend stop, swivel terminal surface inserts the iron rod;
the connecting cover and the transmission sleeve are integrally formed, so that the connection stability of the connecting cover and the transmission sleeve is improved, the magnetic force of the magnet blocks attracts the iron rod, the iron rod is attached to the baffle, the rotating ring is further prevented from rotating, the clamping connector is maintained to be inserted into the lantern ring, the lantern ring is ensured to be connected with the connecting cover stably, and the motor is facilitated to drive the blades to rotate;
the clamping connector penetrates through the connecting cover and is in sliding connection with the connecting cover, and one end of the clamping connector inserted into the connecting cover is in rotary connection with the push-pull rod;
the lantern ring, lantern ring side fixedly connected with a plurality of groups of blade and spacing hole, the lantern ring cover is outside the junction housing, the bayonet joint inserts spacing hole inside, and the blade can be taken off to the pull-down lantern ring, and the efficiency of dismantlement is higher.
Further, the inside limiting plate that is equipped with of connection cover, the limiting plate is located the joint side, and the joint removes the stopper that receives the limiting plate, can prevent joint and connection cover separation, when dismantling the blade, need not to adjust the joint, simplifies blade dismouting step.
Further, the connecting lugs are arranged on the surface of the transmission sleeve, the pins are inserted into the surface of the connecting lugs, the pins penetrate through the push-pull rod, the connecting lugs and the transmission sleeve are integrally injection molded, the push-pull rod is rotationally connected with the pins, the flexibility of rotation of the push-pull rod is guaranteed, the resistance of movement of the push-pull rod is reduced, and the clamping connector is easier to push to move.
Further, a motor is arranged on the lower surface of the connecting cover, and the output end of the motor is inserted into the transmission sleeve.
Furthermore, two fixing wires which are in threaded connection with the transmission sleeve are inserted into the surface of the barrier strip, the barrier strip can be reinforced by the two fixing wires, and the blocking effect on the iron rod is more stable.
Furthermore, the visor is installed to the connecting cover up end, prevents the inside deposition of connecting cover, blocks when preventing the joint to remove and blocks.
Furthermore, the outer surface of the transmission sleeve and the inner surface of the swivel are both provided with key grooves, and keys are inserted into the key grooves and can prevent the swivel from rotating when the blades are not disassembled.
Compared with the prior art, the utility model has the beneficial effects that:
(1) The lantern ring is blocked through the three bayonet joints protruding from the surface of the connecting cover, the lantern ring and the blades on the lantern ring are fixed, the lantern ring is provided with a limiting hole for accommodating the bayonet joints, the bayonet joints are convenient to drive the lantern ring to rotate, when the lantern ring and the blades are disassembled, the ejector rod which can be inserted into the limiting hole is used, the ejector rod pushes the bayonet joints to retract into the connecting cover, the bayonet joints are separated from the limiting hole, the blades can be disassembled, the disassembly is simple and convenient, tools such as a spanner are not needed, and the fan blades are more convenient to clean.
(2) The iron rod is sucked through the magnet block, the swivel connected with the iron rod cannot rotate, the push-pull rod cannot move easily, the clamping connector is connected with the lantern ring stably, the stability of rotation of the blades can be improved, the centrifugal force during rotation of the connecting cover maintains the connection of the clamping connector and the lantern ring, and the fan cannot shake easily during operation.
Drawings
FIG. 1 is a top view of the connection cap and collar of the present utility model;
FIG. 2 is a schematic view of the structure of the inside of the connecting cover of the present utility model;
FIG. 3 is a schematic view showing the connection cover and the collar of the present utility model being detached;
FIG. 4 is a cross-sectional view of the present utility model;
fig. 5 is a schematic view of the structure of the transmission sleeve and key connection of the present utility model.
In the figure: 1. a motor; 2. a collar; 3. a blade; 4. a connection cover; 5. a transmission sleeve; 6. a swivel; 7. a barrier strip; 8. a magnet block; 9. an iron rod; 10. a connecting lug; 11. a push-pull rod; 12. a clamping joint; 13. a limiting plate; 14. a limiting hole; 15. a protective cover; 16. a fixing wire; 17. a key; 18. and (5) a push rod.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples:
referring to fig. 1-5, the present utility model provides a technical solution: the utility model provides a radiator fan convenient to change flabellum, includes connecting cover 4, connecting cover 4 center department fixedly connected with transmission cover 5, transmission cover 5 surface rotation is connected with swivel 6, swivel 6 surface rotation is connected with push-and-pull rod 11, the blend stop 7 is installed to transmission cover 5 terminal surface, the inside magnet piece 8 that is equipped with of blend stop 7, swivel 6 terminal surface inserts iron rod 9;
the magnet block 8 attracts the iron rod 9, so that the iron rod 9 is in contact with the barrier strip 7, in the state, the clamping connector 12 protrudes out of the surface of the connecting cover 4 and can clamp the lantern ring 2, the magnet block 8 adopts strong magnetism, the attraction force on the iron rod 9 is larger, and the connection stability of the lantern ring 2 and the clamping connector 12 is ensured;
the clamping connector 12 penetrates through the connecting cover 4 and is in sliding connection with the connecting cover 4, and one end of the clamping connector 12 inserted into the connecting cover 4 is in rotary connection with the push-pull rod 11;
the sleeve ring 2 is fixedly connected with a plurality of groups of blades 3 and limiting holes 14 on the side surface of the sleeve ring 2, the sleeve ring 2 is sleeved outside the connecting cover 4, and the clamping connector 12 is inserted into the limiting holes 14;
the part of the limiting hole 14, which is contacted with the clamping connector 12, is a cylindrical hole, the other part is a conical hole, the conical hole can block the clamping connector 12 from penetrating through the limiting hole 14, and the end part of the clamping connector 12 is inserted into the conical hole, so that the stability of the plugging of the limiting hole 14 and the clamping connector 12 can be improved.
Specifically, as shown in fig. 2, the connecting cover 4 is internally provided with a limiting plate 13, the limiting plate 13 is located at the side edge of the clamping connector 12, the limiting plate 13 is in an arc shape, and when the side edge of the clamping connector 12 contacts with the limiting plate 13, a part of the clamping connector 12 is inserted into the connecting cover 4, so that the clamping connector 12 and the connecting cover 4 are prevented.
In this embodiment, as shown in fig. 2, the surface of the transmission sleeve 5 is provided with a connection lug 10, and a pin is inserted into the surface of the connection lug 10, where the pin penetrates through the push-pull rod 11, and the other end of the push-pull rod 11 may also be rotationally connected with the clamping connector 12 by using the pin, so that the push-pull rod 11 may smoothly drive the clamping connector 12 to translate.
In this embodiment, as shown in fig. 1 and fig. 4, the motor 1 is mounted on the lower surface of the connection cover 4, the output end of the motor 1 is inserted into the transmission sleeve 5, the motor 1 directly drives the connection cover 4 and the transmission sleeve 5 to rotate, the connection cover 4 drives the collar 2 to rotate through the clamping connector 12, and the blades 3 and the collar 2 synchronously rotate, so that the accelerated flow of air is realized.
In this embodiment, as shown in fig. 2, two fixing wires 16 screwed with the transmission sleeve 5 are inserted into the surface of the barrier strip 7, and the two fixing wires 16 prevent the barrier strip 7 from rotating, which is convenient for detaching the barrier strip 7 from the transmission sleeve 5, and is convenient for assembling the transmission sleeve 5 and the swivel 6.
In this embodiment, as shown in fig. 4, the upper end surface of the connection cover 4 is provided with a protection cover 15, and the protection cover 15 seals the opening of the connection cover 4, so as to prevent dust and particulate matters from entering the connection cover 4.
In this embodiment, as shown in fig. 5, key grooves are formed on the outer surface of the transmission sleeve 5 and the inner surface of the swivel 6, a key 17 is inserted into the key grooves, the key 17 can prevent the transmission sleeve 5 and the swivel 6 from rotating relatively, and in the process of working the fan, the transmission sleeve 5 and the swivel 6 rotate synchronously, so that the clamping joint 12 is prevented from loosening;
the key 17 can replace the magnet block 8 and the iron rod 9, the key 17 can be in the protruding part of the surface of the transmission sleeve 5 and the swivel 6, when the blade 3 is disassembled, the key 17 is convenient to pull out, the swivel 6 can rotate, and after the protective cover 15 and the connecting cover 4 are installed, the protective cover 15 can prevent the key 17 from loosening.
Specifically, when in use, the connecting cover 4 and the transmission sleeve 5 are integrally formed, the motor 1 drives the connecting cover 4 and the transmission sleeve 5 to rotate together, and the connecting cover 4 is connected with the lantern ring 2 through the clamping connector 12, so that the connecting cover 4 drives the lantern ring 2 to rotate through the clamping connector 12, the blades 3 connected to the surface of the lantern ring 2 rotate, and the blades 3 rotate to accelerate the air flow;
when the blade 3 needs to be disassembled, as shown in fig. 2 and 3, the ejector rod 18 which can be inserted into the limiting hole 14 is used, the ejector rod 18 is inserted along the arrow direction, the clamping connector 12 is pushed to move towards the inside of the connecting cover 4, the clamping connector 12 drives the push-pull rod 11 to move, the push-pull rod 11 drives the swivel 6 to rotate clockwise along the arrow through the connecting lug 10 and the pin, the swivel 6 drives the corresponding clamping connector 12 to move towards the inside of the connecting cover 4 through the other push-pull rod 11, and referring to fig. 3, the clamping connector 12 is separated from the limiting hole 14 at the moment, then the lantern ring 2 is taken off from the connecting cover 4, the disassembly of the lantern ring 2 and the blade 3 can be completed, the disassembly is quick and convenient, and only the ejector rod 18 is used, so that the operation steps are few.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A cooling fan for facilitating replacement of fan blades, comprising:
the connecting cover (4), fixedly connected with transmission cover (5) in the center of connecting cover (4), transmission cover (5) surface rotation is connected with swivel (6), swivel (6) surface rotation is connected with push-and-pull rod (11), blend stop (7) are installed to transmission cover (5) terminal surface, be equipped with magnet piece (8) inside blend stop (7), swivel (6) terminal surface inserts iron rod (9);
the clamping connector (12) penetrates through the connecting cover (4) and is in sliding connection with the connecting cover (4), and one end of the clamping connector (12) inserted into the connecting cover (4) is rotationally connected with the push-pull rod (11);
the sleeve ring (2), a plurality of groups of blades (3) and spacing hole (14) are fixedly connected with to sleeve ring (2) side, sleeve ring (2) cover is outside at junction housing (4), card joint (12) are inserted spacing hole (14) inside.
2. The cooling fan for facilitating replacement of fan blades as set forth in claim 1, wherein: the connecting cover (4) is internally provided with a limiting plate (13), and the limiting plate (13) is positioned at the side edge of the clamping connector (12).
3. The cooling fan for facilitating replacement of fan blades as set forth in claim 1, wherein: the surface of the transmission sleeve (5) is provided with a connecting lug (10), and a pin is inserted into the surface of the connecting lug (10) and penetrates through the push-pull rod (11).
4. The cooling fan for facilitating replacement of fan blades as set forth in claim 1, wherein: the motor (1) is arranged on the lower surface of the connecting cover (4), and the output end of the motor (1) is inserted into the transmission sleeve (5).
5. The cooling fan for facilitating replacement of fan blades as set forth in claim 1, wherein: two fixing wires (16) which are in threaded connection with the transmission sleeve (5) are inserted into the surface of the barrier strip (7).
6. The cooling fan for facilitating replacement of fan blades as set forth in claim 1, wherein: the upper end face of the connecting cover (4) is provided with a protective cover (15).
7. The cooling fan for facilitating replacement of fan blades as set forth in claim 1, wherein: the outer surface of the transmission sleeve (5) and the inner surface of the swivel (6) are respectively provided with a key groove, and keys (17) are inserted into the key grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322243119.9U CN220705990U (en) | 2023-08-21 | 2023-08-21 | Radiator fan convenient to change flabellum |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322243119.9U CN220705990U (en) | 2023-08-21 | 2023-08-21 | Radiator fan convenient to change flabellum |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220705990U true CN220705990U (en) | 2024-04-02 |
Family
ID=90451317
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322243119.9U Active CN220705990U (en) | 2023-08-21 | 2023-08-21 | Radiator fan convenient to change flabellum |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220705990U (en) |
-
2023
- 2023-08-21 CN CN202322243119.9U patent/CN220705990U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |