CN216518827U - Hub with detachable blade handle - Google Patents
Hub with detachable blade handle Download PDFInfo
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- CN216518827U CN216518827U CN202123277191.0U CN202123277191U CN216518827U CN 216518827 U CN216518827 U CN 216518827U CN 202123277191 U CN202123277191 U CN 202123277191U CN 216518827 U CN216518827 U CN 216518827U
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Abstract
The utility model relates to a hub with a detachable blade handle, which comprises a hub body, wherein the hub body comprises a rotating shaft connecting piece, a top plate and a bottom plate; a boss is formed on the top surface of the rotating shaft connecting piece, a rotating shaft hole is formed on the rotating shaft connecting piece, a sleeving hole is formed on the top plate, the sleeving hole is sleeved on the boss, and the top plate is fixedly connected with the rotating shaft connecting piece; a abdicating hole is formed on the bottom plate, the bottom plate is sleeved on the rotating shaft connecting piece through the abdicating hole, and the bottom plate is positioned below the top plate; the device also comprises a plurality of petioles and a plurality of fixing components; the blade handles are arranged around the axis of the rotating shaft connecting piece, each blade handle comprises a hub connecting part and a blade mounting part, the hub connecting part is clamped between the top plate and the bottom plate, and the blade connecting part is positioned on the outer side of the hub body; and the fixing component corresponds to the hub connecting part of the blade handle and comprises a connecting bolt and a connecting nut, and one end of the connecting bolt penetrates through the bottom plate, the hub connecting part and the top plate in sequence and then is in threaded connection with the connecting nut.
Description
Technical Field
The utility model relates to the technical field of ceiling fans, in particular to a hub with detachable blade handles.
Background
The ceiling fan is a common ventilation device and is widely applied to various scenes such as factories, schools, families, public places and the like. A rotating shaft hole is formed in a hub of an existing ceiling fan, a plurality of blade handles for installing blades are arranged on the hub, and a rotating shaft of a motor is inserted into the rotating shaft hole of the hub, so that the hub is driven by the motor to rotate, and the blades are driven by the hub to move to achieve a blowing effect; the conventional hub and the blade shank are integrally formed by casting, and finish machining is troublesome after the integral casting forming, so that the machining cost is high, and the production efficiency is low.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a hub with a detachable blade handle, which has the advantages of small processing difficulty, high production efficiency, convenience in installation and the like.
The technical scheme adopted by the utility model for solving the technical problems is as follows: a hub with detachable blade handles comprises a hub body, wherein a rotating shaft hole for connecting with a rotating shaft of a motor in use is formed in the hub body; the hub body comprises a rotating shaft connecting piece, a top plate and a bottom plate; a boss is formed on the top surface of the rotating shaft connecting piece, a rotating shaft hole for communicating the bottom surface of the rotating shaft connecting piece with the top surface of the boss is formed on the rotating shaft connecting piece, and the axis of the rotating shaft connecting piece is collinear with the axis of the rotating shaft hole; a sleeving hole is formed in the center of the top plate, the sleeving hole of the top plate is sleeved on the boss of the rotating shaft connecting piece, and the top plate is fixedly connected with the rotating shaft connecting piece; a abdicating hole is formed in the center of the bottom plate, the bottom plate is sleeved on the rotating shaft connecting piece through the abdicating hole, and the bottom plate is positioned below the top plate; also comprises a plurality of petioles and a plurality of fixing components; the blade handles are arranged around the axis of the rotating shaft connecting piece, each blade handle comprises a hub connecting part and a blade mounting part, the hub connecting part and the blade mounting part are arranged along the axis of the blade handle, the hub connecting part of each blade handle is clamped between the top plate and the bottom plate, and the blade connecting part of each blade handle is positioned on the outer side of the hub body; a fixed subassembly corresponds with the wheel hub connecting portion of a petiole, and fixed subassembly is including more than 2 connecting bolt and more than 2 coupling nut, and each connecting bolt's axis is parallel with the axis of pivot connecting piece, and connecting bolt's one end is passed in proper order behind bottom plate, wheel hub connecting portion and the roof and is connected with coupling nut threaded connection.
The working principle of the utility model is as follows:
when the blade is installed, the hub connecting part of the blade handle is arranged between the top plate and the bottom plate, so that the blade handle is positioned in the vertical direction relative to the top plate; then one end of a connecting bolt sequentially penetrates through the bottom plate, the hub connecting part and the top plate and then is in threaded connection with a connecting nut, so that the top plate, the bottom plate and the hub connecting parts of the blade handles are clamped and fixed, and the hub connecting parts of the blade handles are fixed through more than 2 connecting bolts, so that the blade handles are positioned relative to the top plate in the horizontal direction; then the rotating shaft connecting piece is arranged on the rotating shaft of the motor through the rotating shaft hole, and the top plate is fixed on the rotating shaft connecting piece, so that the motor can drive the rotating shaft connecting piece to rotate and can drive the petioles to move. Due to the design, the blade handle can be detached and installed from the hub, so that the blade handle and the hub can be separately processed and produced, the processing difficulty is reduced, the production efficiency is improved, and the installation is more convenient.
Further, according to the hub with the detachable blade handle, the upper connecting plane is formed on the top surface of the hub connecting part, the lower connecting plane is formed on the bottom surface of the hub connecting part, the upper connecting plane is parallel to the lower connecting plane, the bottom surface of the top plate is attached to the upper connecting plane, the top surface of the bottom plate is attached to the lower connecting plane, and more than 2 positioning holes communicating the upper connecting plane with the lower connecting plane are formed in the hub connecting part; a connecting bolt of the fixing component corresponds to a positioning hole of the petiole, and one end of the connecting bolt penetrates through the positioning hole and then is in threaded connection with the connecting nut.
Further, in the hub with detachable blade handles as described above, the end face of the hub connecting portion of each blade handle is disposed on the outer sidewall of the rotating shaft connecting member, and the lower connecting plane of the hub connecting portion is formed with the locking protrusion, which is sandwiched between the rotating shaft connecting member and the bottom plate.
Furthermore, as for the hub with the detachable blade handle, more than 2 anti-falling screw holes for installing anti-falling components of the ceiling fan are formed on the upper connecting plane, and the anti-falling screw holes are positioned on the outer side of the hub body.
Further, as for the hub with the detachable blade handle, an upper mounting plane is formed on the top surface of the blade mounting part, a lower mounting plane is formed on the bottom surface of the blade mounting part, the upper mounting plane is parallel to the lower mounting plane, and more than 2 mounting holes communicating the upper mounting plane with the lower mounting plane are formed on the blade mounting part.
Further, according to the hub with the detachable blade handle, an included angle between the upper mounting plane and the upper connecting plane is in a range of 13-17 degrees.
Further, according to the hub with the detachable blade handles, each blade handle is made of aviation aluminum magnesium alloy materials.
Furthermore, as for the hub with the detachable blade handle, a plurality of fixing screw holes are formed on the top surface of the rotating shaft connecting piece, and the axis of each fixing screw hole is parallel to the axis of the rotating shaft connecting piece; the fixing device also comprises a plurality of fixing bolts, one fixing bolt corresponds to one fixing screw hole, and one end of each fixing bolt penetrates through the top plate and is locked into the corresponding fixing screw hole.
Further, according to the hub with the detachable blade handle, the key groove is formed in the inner wall of the rotating shaft hole and is arranged along the axis direction of the rotating shaft hole.
Further, according to the hub with the detachable blade handle, the clamping groove is formed in the bottom surface of the rotating shaft connecting piece along the hole opening of the rotating shaft hole, and the clamping groove is communicated with the rotating shaft hole.
The technical scheme of the utility model has the following beneficial effects: the utility model has the advantages of small processing difficulty, high production efficiency, convenient installation and the like.
Drawings
FIG. 1 is a schematic perspective view of an embodiment;
FIG. 2 is a perspective view of the embodiment of the petiole;
FIG. 3 is a front view of the embodiment's petiole;
FIG. 4 is a side view of the embodiment's petiole;
FIG. 5 is a sectional view in the direction A-A of FIG. 4;
description of reference numerals:
1-a hub body; 11-a spindle connection; 12-a top plate; 13-a base plate; 14-a rotating shaft hole; 15-key groove; 16-a clamping groove; 17-a boss; 2-petiole; 21-a hub connection; 211-upper connection plane; 212-lower connection plane; 213-positioning holes; 214-anti-falling screw holes; 215-snap fit bumps; 22-a blade mounting portion; 221-upper mounting plane; 222-a lower mounting plane; 223-mounting holes; 3-a fixing component; 31-connecting bolts; 32-a coupling nut; 4-fixing the bolt.
Detailed Description
For a more clear understanding of the technical features, objects and effects of the present invention, embodiments of the present invention will now be described in detail with reference to the accompanying drawings.
Fig. 1 to 5 show an embodiment of a hub with a detachable blade handle, which includes a hub body 1, wherein a rotating shaft hole 14 for connecting with a rotating shaft of a motor in use is formed on the hub body 1; the hub body 1 comprises a rotating shaft connecting piece 11, a top plate 12 and a bottom plate 13; a boss 17 is formed on the top surface of the rotating shaft connecting piece 11, the rotating shaft hole 14 for communicating the bottom surface of the rotating shaft connecting piece 11 with the top surface of the boss 17 is formed on the rotating shaft connecting piece 11, and the axis of the rotating shaft connecting piece 11 is collinear with the axis of the rotating shaft hole 14; a sleeving hole is formed in the center of the top plate 12, the sleeving hole of the top plate 12 is sleeved on the boss 17 of the rotating shaft connecting piece, and the top plate 12 is fixedly connected with the rotating shaft connecting piece 11; a yielding hole is formed in the center of the bottom plate 13, the bottom plate 13 is sleeved on the rotating shaft connecting piece 11 through the yielding hole, and the bottom plate 13 is positioned below the top plate 12; also comprises a plurality of petioles 2 and a plurality of fixing components 3; the blade handles 2 are arranged around the axis of the rotating shaft connecting piece 11, each blade handle 2 comprises a hub connecting part 21 and a blade mounting part 22, the hub connecting part 21 and the blade mounting part 22 are arranged along the axis of the blade handle 2, the hub connecting part 21 of each blade handle 2 is clamped between the top plate 12 and the bottom plate 13, and the blade connecting part of each blade handle 2 is positioned on the outer side of the hub body 1; a fixed subassembly 3 corresponds with wheel hub connecting portion 21 of a petiole 2, and fixed subassembly 3 includes more than 2 connecting bolt 31 and more than 2 coupling nut 32, and the axis of each connecting bolt 31 is parallel with the axis of pivot connecting piece 11, and one end of connecting bolt 31 is threaded connection with coupling nut 32 after passing bottom plate 13, wheel hub connecting portion 21 and roof 12 in proper order.
The working principle of the utility model is as follows:
when being installed, the hub connecting part 21 of the blade handle 2 is arranged between the top plate 12 and the bottom plate 13, so that the blade handle 2 is positioned in the vertical direction relative to the top plate 12; then, one end of the connecting bolt 31 sequentially penetrates through the bottom plate 13, the hub connecting part 21 and the top plate 12 and then is in threaded connection with the connecting nut 32, so that the top plate 12, the bottom plate 13 and the hub connecting part 21 of the blade handle 2 are clamped and fixed, and the hub connecting part 21 of each blade handle 2 is fixed through more than 2 connecting bolts 31, so that the blade handle 2 is positioned relative to the top plate 12 in the horizontal direction; then the rotating shaft connecting piece 11 is arranged on the rotating shaft of the motor through the rotating shaft hole 14, and the top plate 12 is fixed on the rotating shaft connecting piece 11, so that the motor can drive the rotating shaft connecting piece 11 to rotate and can drive the blade handle 2 to move. Due to the design, the blade handle 2 can be detached and installed from the hub, so that the blade handle 2 and the hub can be independently processed and produced, the processing difficulty is reduced, the production efficiency is improved, and the installation is more convenient.
As shown in fig. 1 to 5, an upper connection plane 211 is formed on the top surface of the hub connection portion 21, a lower connection plane 212 is formed on the bottom surface of the hub connection portion 21, the upper connection plane 211 is parallel to the lower connection plane 212, the bottom surface of the top plate 12 is attached to the upper connection plane 211, the top surface of the bottom plate 13 is attached to the lower connection plane 212, and 2 or more positioning holes 213 communicating the upper connection plane 211 with the lower connection plane 212 are formed on the hub connection portion 21; a connecting bolt 31 of the fixing component 3 corresponds to a positioning hole 213 of the blade handle 2, and one end of the connecting bolt 31 is threaded with the connecting nut 32 after passing through the positioning hole 213. The design is favorable for clamping and fixing the hub connecting part 21 of the blade handle 2 by the top plate 12 and the bottom plate 13, so that the blade handle 2 is more stably installed.
As shown in fig. 1 to 5, an end surface of the hub connecting portion 21 of each blade 2 is placed on an outer side wall of the spindle connecting member 11, and a snap-fit projection 215 is formed on a lower connecting plane 212 of the hub connecting portion 21, and the snap-fit projection 215 is interposed between the spindle connecting member 11 and the base plate 13. The structure ensures that the installation of the blade handle 2 is more stable, and the blade handle 2 is more stable when driven to move.
As shown in fig. 1 to 5, 2 or more anti-falling screw holes 214 for mounting the anti-falling member of the ceiling fan are formed in the upper connection plane 211, and the anti-falling screw holes 214 are located outside the hub body 1. When the anti-falling device is installed, the anti-falling part of the ceiling fan is penetrated through by the bolt and is installed in the anti-falling screw hole 214, the design can prevent the hub body 1 from falling due to looseness, and the safety is improved.
As shown in fig. 1 to 5, an upper mounting plane 221 is formed on the top surface of the blade mounting portion 22, a lower mounting plane 222 is formed on the bottom surface of the blade mounting portion 22, the upper mounting plane 221 is parallel to the lower mounting plane 222, and 2 or more mounting holes 223 communicating the upper mounting plane 221 and the lower mounting plane 222 are formed in the blade mounting portion 22. The blades of the ceiling fan are sleeved on the blade mounting parts 22 of the blade handles 2, and the blades are fixedly mounted on the blade handles 2 by penetrating through the blades and the mounting holes 223 through bolts, so that the blades are more convenient to mount and dismount.
As shown in fig. 1 to 5, an included angle a between the upper mounting plane 221 and the upper connection plane 211 is in a range of 13 ° to 17 °. The angle a between the upper mounting plane 221 and the upper connecting plane 211 is 15 ° in this embodiment, which makes the blowing effect of the blade mounted on the blade stem 2 better.
Each petiole 2 is made of aviation aluminum magnesium alloy material. The design can make the material strength of the petiole 2 higher, and improve the safety.
As shown in fig. 1, a plurality of fixing screw holes are formed on the top surface of the rotating shaft connecting piece 11, and the axis of each fixing screw hole is parallel to the axis of the rotating shaft connecting piece 11; the fixing device also comprises a plurality of fixing bolts 4, one fixing bolt 4 corresponds to one fixing screw hole, and one end of the fixing bolt 4 penetrates through the top plate 12 and is locked in the fixing screw hole. The design can be used for facilitating the installation and the disassembly of the top plate 12, and the maintenance is more convenient.
As shown in fig. 1, a key groove 15 is formed on an inner wall of the rotating shaft hole 14, and the key groove 15 is provided along an axial direction of the rotating shaft hole 14. The positioning key is arranged on the key slot 15, so that the rotating shaft of the motor can drive the rotating shaft connecting piece 11 to rotate.
As shown in fig. 1, a fastening groove 16 is formed on the bottom surface of the spindle connector 11 along the opening of the spindle hole 14, and the fastening groove 16 communicates with the spindle hole 14. When the motor is installed, the fixing plate can be installed on the rotating shaft of the motor and is embedded in the clamping groove 16, and the design can prevent the rotating shaft connecting piece 11 from being separated from the rotating shaft of the motor.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the present invention, as it will be apparent to those skilled in the art that various modifications, combinations and variations can be made in the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (10)
1. A hub with detachable blade handles comprises a hub body, wherein a rotating shaft hole for connecting with a rotating shaft of a motor in use is formed in the hub body; the method is characterized in that: the hub body comprises a rotating shaft connecting piece, a top plate and a bottom plate; a boss is formed on the top surface of the rotating shaft connecting piece, a rotating shaft hole for communicating the bottom surface of the rotating shaft connecting piece with the top surface of the boss is formed on the rotating shaft connecting piece, and the axis of the rotating shaft connecting piece is collinear with the axis of the rotating shaft hole; a sleeving hole is formed in the center of the top plate, the sleeving hole of the top plate is sleeved on the boss of the rotating shaft connecting piece, and the top plate is fixedly connected with the rotating shaft connecting piece; a abdicating hole is formed in the center of the bottom plate, the bottom plate is sleeved on the rotating shaft connecting piece through the abdicating hole, and the bottom plate is positioned below the top plate; also comprises a plurality of petioles and a plurality of fixing components; the blade handles are arranged around the axis of the rotating shaft connecting piece, each blade handle comprises a hub connecting part and a blade mounting part, the hub connecting part and the blade mounting part are arranged along the axis of the blade handle, the hub connecting part of each blade handle is clamped between the top plate and the bottom plate, and the blade connecting part of each blade handle is positioned on the outer side of the hub body; a fixed subassembly corresponds with the wheel hub connecting portion of a petiole, and fixed subassembly is including more than 2 connecting bolt and more than 2 coupling nut, and each connecting bolt's axis is parallel with the axis of pivot connecting piece, and connecting bolt's one end is passed in proper order behind bottom plate, wheel hub connecting portion and the roof and is connected with coupling nut threaded connection.
2. A hub with detachable blades according to claim 1, characterized in that: an upper connecting plane is formed on the top surface of the hub connecting part, a lower connecting plane is formed on the bottom surface of the hub connecting part, the upper connecting plane is parallel to the lower connecting plane, the bottom surface of the top plate is attached to the upper connecting plane, the top surface of the bottom plate is attached to the lower connecting plane, and more than 2 positioning holes communicating the upper connecting plane with the lower connecting plane are formed on the hub connecting part; a connecting bolt of the fixing component corresponds to a positioning hole of the petiole, and one end of the connecting bolt penetrates through the positioning hole and then is in threaded connection with the connecting nut.
3. A hub with detachable blades according to claim 2, characterized in that: the end face of the hub connecting part of each blade shank is arranged on the outer side wall of the rotating shaft connecting part in an overhead mode, a clamping convex block is formed on the lower connecting plane of the hub connecting part, and the clamping convex block is clamped between the rotating shaft connecting part and the bottom plate.
4. A hub with detachable blades according to claim 3, characterized in that: more than 2 anti-falling screw holes for installing anti-falling components of the ceiling fan are formed in the upper connecting plane, and the anti-falling screw holes are located on the outer side of the hub body.
5. A hub with detachable blades according to claim 2, characterized in that: be formed with mounting plane on the top surface of blade installation department be formed with mounting plane down on the bottom surface of blade installation department, go up mounting plane and mounting plane parallel down, be formed with more than 2 on the blade installation department and communicate mounting plane and mounting hole down.
6. A hub with detachable blades according to claim 5, characterized in that: the included angle between the upper mounting plane and the upper connecting plane is in the range of 13-17 degrees.
7. A hub with detachable blades according to claim 1, characterized in that: each petiole is made of aviation aluminum magnesium alloy material.
8. A hub with detachable blades according to claim 1, characterized in that: a plurality of fixing screw holes are formed on the top surface of the rotating shaft connecting piece, and the axis of each fixing screw hole is parallel to the axis of the rotating shaft connecting piece; the fixing device also comprises a plurality of fixing bolts, one fixing bolt corresponds to one fixing screw hole, and one end of each fixing bolt penetrates through the top plate and is locked into the corresponding fixing screw hole.
9. A hub with detachable blades according to claim 1, characterized in that: and a key groove is formed on the inner wall of the rotating shaft hole and is arranged along the axis direction of the rotating shaft hole.
10. A hub with detachable blades according to claim 1, characterized in that: and a clamping groove is formed on the bottom surface of the rotating shaft connecting piece along the orifice of the rotating shaft hole and is communicated with the rotating shaft hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123277191.0U CN216518827U (en) | 2021-12-24 | 2021-12-24 | Hub with detachable blade handle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123277191.0U CN216518827U (en) | 2021-12-24 | 2021-12-24 | Hub with detachable blade handle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216518827U true CN216518827U (en) | 2022-05-13 |
Family
ID=81503752
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123277191.0U Active CN216518827U (en) | 2021-12-24 | 2021-12-24 | Hub with detachable blade handle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216518827U (en) |
-
2021
- 2021-12-24 CN CN202123277191.0U patent/CN216518827U/en active Active
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