CN213017367U - Axial conical clutch driving mechanism of electric table - Google Patents
Axial conical clutch driving mechanism of electric table Download PDFInfo
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- CN213017367U CN213017367U CN202021107656.0U CN202021107656U CN213017367U CN 213017367 U CN213017367 U CN 213017367U CN 202021107656 U CN202021107656 U CN 202021107656U CN 213017367 U CN213017367 U CN 213017367U
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Abstract
The utility model relates to the technical field of smart homes, in particular to an axial conical clutch driving mechanism of an electric table, which comprises a positioning cylinder, a moving block which rotates and is arranged in the positioning cylinder in a lifting way, and an axial conical clutch unit which is used for driving the moving block to move relative to the positioning cylinder; the axial conical clutch unit comprises a driving motor, a driving block connected with an output shaft of the driving motor, a conical friction piece arranged on a moving block, a conical friction sleeve rotatably sleeved on the outer side of the conical friction piece, and an elastic piece used for driving the conical friction sleeve to abut against the conical friction piece, wherein the driving block is driven by the driving motor to drive the conical friction sleeve to rotate through the elastic piece; by means of the friction force between the conical friction piece and the conical friction sleeve, the axial conical clutch unit drives the table plate to ascend or descend through the moving block, the table plate is prevented from excessively moving to cause damage to a power device of the electric table by means of relative rotation between the conical friction piece and the conical friction sleeve, and normal work of the power device of the electric table is guaranteed.
Description
Technical Field
The utility model relates to an intelligence house technical field especially discloses an axial toper separation and reunion actuating mechanism of electric table.
Background
Smart homes have become one of the articles of daily use of more and more families, and the article types of smart homes are various, and for example, an electric table that can change the desktop area is one of the products of smart homes, and among the prior art, the electric table mainly relies on the stroke setting of itself to realize the stop of motion, and when the stroke sets a problem or after the motion component is aged, the power device of the electric table often can be damaged because of excessive motion.
SUMMERY OF THE UTILITY MODEL
In order to overcome the shortcoming and the not enough that exist among the prior art, the utility model aims to provide an axial toper separation and reunion actuating mechanism of electric table, with the help of the frictional force between toper friction member and the toper friction cover, axial toper separation and reunion unit rises or descends via movable block drive table, utilizes the relative rotation between toper friction member and the toper friction cover to prevent that the table from excessively removing and leading to the power device of electric table to damage, guarantees the power device normal work of electric table.
In order to achieve the above purpose, the axial cone clutch driving mechanism of the electric table of the present invention comprises a positioning cylinder, a moving block rotating and lifting in the positioning cylinder, and an axial cone clutch unit for driving the moving block to move relative to the positioning cylinder, wherein the moving block is used for driving a table plate of an external electric table to move; the axial conical clutch unit comprises a driving motor, a driving block connected with an output shaft of the driving motor, a conical friction piece arranged on the moving block, a conical friction sleeve arranged on the outer side of the conical friction piece in a rotating mode, and an elastic piece used for driving the conical friction sleeve to abut against the conical friction piece, wherein the driving block is driven by the driving motor to drive the conical friction sleeve to rotate through the elastic piece, a positioning cylinder is provided with an inclined lifting guide groove, and the moving block is provided with a protruding portion movably arranged in the inclined lifting guide groove.
The positioning barrel is provided with a containing hole and a clamping groove communicated with the containing hole, the containing hole extends along the axial direction of the positioning barrel, and the clamping groove penetrates through the inner hole surface of the containing hole along the radial direction of the positioning barrel; the positioning cylinder is provided with a clamping block which is arranged in the containing hole and the clamping groove, and the inclined lifting guide groove is arranged on the clamping block.
The clamping block is provided with a concave hole communicated with the containing hole, and the moving block is rotatably contained in the concave hole; the positioning barrel is provided with a yielding hole penetrating through the side wall of the positioning barrel, and the moving block is connected with the table plate of the electric table through the yielding hole.
The protruding portion comprises a straight strip body arranged on the moving block and a roller rotatably sleeved on the outer side of the straight strip body, and the roller is accommodated in the inclined lifting guide groove and abuts against the inner groove wall of the inclined lifting guide groove.
The axial conical clutch unit further comprises a protective cylinder, the driving block is rotatably arranged relative to the protective cylinder, the elastic piece is located in the protective cylinder, the conical friction sleeve is rotatably arranged in the protective cylinder, and two ends of the elastic piece are respectively arranged on the driving block and the conical friction sleeve.
The conical friction piece comprises a base part and a conical part arranged on the base part, the moving block is arranged on the base part, and the conical part is rotatably accommodated in the conical friction sleeve; the conical friction sleeve is provided with a guide rod part, the guide rod part and the driving block are arranged in a telescopic mode, the elastic part is a spring, and the elastic part is arranged on the outer side of the guide rod part in a sleeved mode.
Wherein the base part is provided with a non-circular hole, and the moving block is provided with a non-circular part accommodated in the non-circular hole.
The axial conical clutch unit further comprises a speed reducer, the driving motor is connected with an input shaft of the speed reducer, and the driving block is arranged on an output shaft of the speed reducer.
The utility model has the advantages that: during the in-service use, be connected the movable block with the table of external electric table, with the help of the frictional force between toper friction spare and the toper friction cover, axial toper clutch unit rises or descends via movable block drive table, utilizes the relative rotation between toper friction spare and the toper friction cover to prevent that the table from excessively removing and lead to the power device of electric table to damage, guarantees the power device normal work of electric table.
Drawings
Fig. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of the exploded structure of the present invention;
fig. 3 is a cross-sectional view of the conical friction member and the conical friction sleeve of the present invention.
The reference numerals include:
1-positioning cylinder 2-moving block 3-axial conical clutch unit
4-drive motor 5-active block 6-conical friction piece
7-conical friction sleeve 8-elastic piece 9-inclined lifting guide groove
11-projection 12-neck 13-clamping block
14-roller 15-protective cylinder 16-base
17-conical part 18-guide rod part 19-non-circular part
And 21, a speed reducer.
Detailed Description
In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and accompanying drawings, which are not intended to limit the present invention.
Referring to fig. 1 to 3, an axial cone clutch driving mechanism of an electric table of the present invention includes a positioning cylinder 1, a moving block 2 rotatably and liftably disposed in the positioning cylinder 1, and an axial cone clutch unit 3 for driving the moving block 2 to move relative to the positioning cylinder 1, wherein the moving block 2 is used for driving a table plate of the electric table to move; the positioning cylinder 1 is substantially hollow cylindrical, and when the axial conical clutch unit 3 drives the moving block 2 to rotate and move up and down, the moving block 2 drives the table top of the electric table to move up and down while moving horizontally.
The axial taper clutch unit 3 comprises a driving motor 4, a driving block 5 connected with an output shaft of the driving motor 4, a taper friction piece 6 arranged at the lower end of the moving block 2, a taper friction sleeve 7 sleeved outside the taper friction piece 6 in a rotating manner, an elastic piece 8 used for driving the taper friction sleeve 7 to abut against the taper friction piece 6, wherein the taper friction sleeve 7 is provided with a taper hole, the taper hole is roughly conical, the taper friction piece 6 is rotatably accommodated in the taper hole, and the outer surface of the taper friction piece 6 abuts against the inner hole wall of the taper hole.
In practical use, the driving motor 4 drives the driving block 5 to rotate, and the rotating driving block 5 drives the conical friction sleeve 7 to rotate together through the elastic piece 8. The positioning barrel 1 is provided with an inclined lifting guide groove 9, an included angle between the length direction of the inclined lifting guide groove and the central axis of the positioning barrel 1 is an acute angle, the inclined lifting guide groove 9 surrounds the central axis of the positioning barrel 1 and extends along the axial direction of the positioning barrel 1, and the moving block 2 is provided with a protruding part 11 movably arranged in the inclined lifting guide groove 9. In practical use, the inclined lifting guide groove 9 is used for guiding the moving direction of the protruding part 11, so that the moving block 2 can lift and move along the axial direction of the positioning barrel 1, and the moving block 2 is prevented from being inclined in the moving process. Meanwhile, the inner groove walls at the two ends of the inclined lifting guide groove 9 are used for stopping and abutting against the protruding parts 11, so that the moving block 2 is prevented from excessively moving to cause excessive movement of the table.
In this embodiment, the number of the inclined lifting guide grooves 9 is two, the two inclined lifting guide grooves 9 are respectively located at two sides of the positioning barrel 1, which are far away from each other, two ends of the protruding portion 11 respectively protrude out of two sides of the moving block 2, which are far away from each other, and two ends of the protruding portion 11 protruding out of the moving block 2 are respectively accommodated in the two inclined lifting guide grooves 9.
In actual use, the moving block 2 is connected to a table of an external electric table, and the table is driven to ascend or descend by the axial cone clutch unit 3 through the moving block 2 by means of friction force between the cone friction member 6 and the cone friction sleeve 7. After the moving block 2 moves to the maximum stroke, the power device of the electric table is prevented from being damaged due to excessive movement of the table top by utilizing the relative rotation between the conical friction piece 6 and the conical friction sleeve 7, and the normal work of the power device of the electric table is ensured.
The positioning barrel 1 is provided with a containing hole and a clamping groove 12 communicated with the containing hole, the containing hole extends along the axial direction of the positioning barrel 1, and the clamping groove 12 penetrates through the inner hole surface of the containing hole along the radial direction of the positioning barrel 1; preferably, the accommodating hole penetrates through the positioning cylinder 1 along the axial direction of the positioning cylinder 1, and the clamping groove 12 penetrates through the positioning cylinder 1 along the radial direction of the positioning cylinder 1. The positioning cylinder 1 is provided with a clamping block 13 which is arranged in the accommodating hole and the clamping groove 12, and the inclined lifting guide groove 9 is arranged on the clamping block 13.
After the clamping block 13 is installed in the accommodating hole and the clamping groove 12, the inner groove wall of the clamping groove 12 is used for blocking and abutting against the clamping block 13, so that the bad use caused by the fact that the clamping block 13 rotates along with the moving block 2 is avoided. The inclined lifting guide groove 9 is arranged on the clamping block 13, so that the structural design of the positioning cylinder 1 is simplified, the manufacturing cost is reduced, and the manufacturing efficiency is improved. Preferably, the number of the card slots 12 is two, and the two card slots 12 are respectively positioned at two sides of the accommodating hole.
The clamping block 13 is provided with a concave hole communicated with the containing hole, the aperture of the concave hole is larger than the outer diameter of the moving block 2, and the moving block 2 is rotatably contained in the concave hole; when the axial conical clutch unit 3 drives the moving block 2 to rotate, the direct contact between the moving block 2 and the clamping block 13 is avoided to generate friction damage, and friction noise and friction loss are reduced. The positioning barrel 1 is provided with a yielding hole penetrating through the side wall of the positioning barrel 1, and the moving block 2 is connected with the table plate of the electric table through the yielding hole.
The protruding part 11 comprises a straight strip body arranged on the moving block 2 and a roller 14 rotatably sleeved on the outer side of the straight strip body, and the roller 14 is accommodated in the inclined lifting guide groove 9 and abuts against the inner groove wall of the inclined lifting guide groove 9. When the axial conical clutch unit 3 drives the moving block 2 to rotate, the roller 14 is guided by the inclined lifting guide groove 9, so that the roller 14 moves along the axial direction of the positioning cylinder 1, and the lifting of the moving block 2 along the length direction of the positioning cylinder 1 is realized. Through the arrangement of the roller 14, the sliding friction between the protruding part 11 and the positioning cylinder 1 is converted into the rolling friction between the roller 14 and the positioning cylinder 1, the moving stability of the moving block 2 is improved, the friction noise is reduced, the friction damage is reduced, and the service life is prolonged.
The axial conical clutch unit 3 further comprises a protective cylinder 15, the driving block 5 is rotatably arranged relative to the protective cylinder 15, the elastic piece 8 is located in the protective cylinder 15, the conical friction sleeve 7 is rotatably arranged in the protective cylinder 15, and two ends of the elastic piece 8 are respectively arranged on the driving block 5 and the conical friction sleeve 7. The protective cylinder 15 is substantially hollow cylindrical, and the protective cylinder 15 is installed in the receiving hole of the positioning cylinder 1. Through the arrangement of the protective cylinder 15, on one hand, the quick and accurate installation and assembly of the driving block 5, the elastic piece 8 and the conical friction sleeve 7 are ensured, and on the other hand, the poor use of the axial conical clutch unit 3 caused by the fact that external structures collide with the elastic piece 8 is avoided.
The conical friction piece 6 comprises a base 16 and a conical part 17 arranged at the lower end of the base 16, the conical part 17 is approximately conical, a guide rod part 18 is approximately a straight cylinder, the moving block 2 is arranged on the base 16, the conical part 17 is rotatably accommodated in a conical hole of the conical friction sleeve 7, and the outer surface of the conical part 17 is abutted against the inner hole surface of the conical hole. The conical friction sleeve 7 is provided with a guide rod part 18, the guide rod part 18 and the driving block 5 are arranged in a telescopic mode, the guide rod part 18 can slide in the driving block 5 according to actual requirements, and the guide rod part 18 can also be arranged in the driving block 5 in a threaded connection mode. In this embodiment, the elastic member 8 is a spring, the elastic member 8 is sleeved on the outer side of the guide rod part 18, and the spring is limited by the guide rod part 18, so that the spring is prevented from moving back and forth and being badly used.
The base 16 is provided with a non-circular hole which is formed by recessing one end of the base 16 far away from the conical part 17, and the moving block 2 is provided with a non-circular part 19 accommodated in the non-circular hole. The shape of the non-circular portion 19 is matched with the shape of the non-circular hole, and in practical use, the non-circular portion 19 is installed in the non-circular hole, the inner hole wall of the non-circular hole is stopped and abutted against the non-circular portion 19, so that the non-circular portion 19 is prevented from rotating relative to the base portion 16, and the conical friction piece 6 and the moving block 2 rotate synchronously. In this embodiment, the noncircular holes and the noncircular portions 19 are all cross-shaped; of course, the non-circular holes and the non-circular portions 19 may be oval, triangular, rectangular, etc.
The axial conical clutch unit 3 further comprises a speed reducer 21, the driving motor 4 is connected with an input shaft of the speed reducer 21, and the driving block 5 is arranged on an output shaft of the speed reducer 21. Through the arrangement of the speed reducer 21, the rotating speed of the driving motor 4 is reduced, the output torque of the driving motor 4 is increased, and the driving block 5 has enough output torque to drive the moving block 2 to rotate and lift.
The above description is only for the preferred embodiment of the present invention, and for those skilled in the art, there are variations on the detailed description and the application scope according to the idea of the present invention, and the content of the description should not be construed as a limitation to the present invention.
Claims (8)
1. An axial conical clutch driving mechanism of an electric table comprises a positioning barrel, a moving block which rotates and is arranged in the positioning barrel in a lifting mode, and an axial conical clutch unit which is used for driving the moving block to move relative to the positioning barrel, wherein the moving block is used for driving a table plate of the electric table outside to move; the method is characterized in that: the axial conical clutch unit comprises a driving motor, a driving block connected with an output shaft of the driving motor, a conical friction piece arranged on the moving block, a conical friction sleeve arranged on the outer side of the conical friction piece in a rotating mode, and an elastic piece used for driving the conical friction sleeve to abut against the conical friction piece, wherein the driving block is driven by the driving motor to drive the conical friction sleeve to rotate through the elastic piece, a positioning cylinder is provided with an inclined lifting guide groove, and the moving block is provided with a protruding portion movably arranged in the inclined lifting guide groove.
2. The axial cone clutch driving mechanism of electric table as claimed in claim 1, wherein: the positioning barrel is provided with an accommodating hole and a clamping groove communicated with the accommodating hole, the accommodating hole extends along the axial direction of the positioning barrel, and the clamping groove penetrates through the inner hole surface of the accommodating hole along the radial direction of the positioning barrel; the positioning cylinder is provided with a clamping block which is arranged in the containing hole and the clamping groove, and the inclined lifting guide groove is arranged on the clamping block.
3. The axial cone clutch driving mechanism of electric table as claimed in claim 2, wherein: the clamping block is provided with a concave hole communicated with the containing hole, and the moving block is rotatably contained in the concave hole; the positioning barrel is provided with a yielding hole penetrating through the side wall of the positioning barrel, and the moving block is connected with the table plate of the electric table through the yielding hole.
4. The axial cone clutch driving mechanism of electric table as claimed in claim 1, wherein: the protruding part comprises a straight strip body arranged on the moving block and a roller rotatably sleeved on the outer side of the straight strip body, and the roller is accommodated in the inclined lifting guide groove and abuts against the inner groove wall of the inclined lifting guide groove.
5. The axial cone clutch driving mechanism of electric table as claimed in claim 1, wherein: the axial conical clutch unit further comprises a protective cylinder, the driving block is rotatably arranged relative to the protective cylinder, the elastic piece is located in the protective cylinder, the conical friction sleeve is rotatably arranged in the protective cylinder, and two ends of the elastic piece are respectively arranged on the driving block and the conical friction sleeve.
6. The axial cone clutch driving mechanism of electric table as claimed in claim 5, wherein: the conical friction piece comprises a base part and a conical part arranged on the base part, the moving block is arranged on the base part, and the conical part is rotatably accommodated in the conical friction sleeve; the conical friction sleeve is provided with a guide rod part, the guide rod part and the driving block are arranged in a telescopic mode, the elastic part is a spring, and the elastic part is arranged on the outer side of the guide rod part in a sleeved mode.
7. The axial cone clutch drive mechanism for electric table as claimed in claim 6, wherein: the base part is provided with a non-circular hole, and the moving block is provided with a non-circular part accommodated in the non-circular hole.
8. The axial cone clutch driving mechanism of electric table as claimed in claim 1, wherein: the axial conical clutch unit further comprises a speed reducer, the driving motor is connected with an input shaft of the speed reducer, and the driving block is arranged on an output shaft of the speed reducer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021107656.0U CN213017367U (en) | 2020-06-16 | 2020-06-16 | Axial conical clutch driving mechanism of electric table |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021107656.0U CN213017367U (en) | 2020-06-16 | 2020-06-16 | Axial conical clutch driving mechanism of electric table |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213017367U true CN213017367U (en) | 2021-04-20 |
Family
ID=75495733
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021107656.0U Active CN213017367U (en) | 2020-06-16 | 2020-06-16 | Axial conical clutch driving mechanism of electric table |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213017367U (en) |
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2020
- 2020-06-16 CN CN202021107656.0U patent/CN213017367U/en active Active
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