CN215126413U - Functional sofa base capable of being driven to slide - Google Patents
Functional sofa base capable of being driven to slide Download PDFInfo
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- CN215126413U CN215126413U CN202120926257.5U CN202120926257U CN215126413U CN 215126413 U CN215126413 U CN 215126413U CN 202120926257 U CN202120926257 U CN 202120926257U CN 215126413 U CN215126413 U CN 215126413U
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- bearing
- belt pulley
- base
- eccentric shaft
- stretching device
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- 230000005540 biological transmission Effects 0.000 claims abstract description 29
- 238000009434 installation Methods 0.000 claims description 14
- 238000010586 diagram Methods 0.000 description 8
- 238000005452 bending Methods 0.000 description 5
- 230000008901 benefit Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
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Abstract
The utility model provides a smooth function sofa base of drive, includes that base, sofa extend seat, linkage and actuating mechanism, actuating mechanism locates on the base and is connected with the linkage transmission, sofa extends the seat and includes left and right stretching device, left and right stretching device locates on the base symmetrically, left side stretching device has two left rocking arms, right stretching device has two right rocking arms, is equipped with the connecting rod between the corresponding left and right rocking arm, and the middle part bottom surface of this connecting rod is equipped with the bearing installed part, is equipped with rather than articulated transmission bearing in this bearing installed part, be equipped with the transfer line between linkage and the transmission bearing, the top of left rocking arm is articulated with left stretching device, and the bottom of this left rocking arm is articulated with the base, the top of right rocking arm is articulated with right stretching device, and the bottom of this right rocking arm is articulated with the base. The bottom seat adopts the bearing as the transmission part, and compared with the bent part as the transmission part, the bearing is more wear-resistant and light-sliding and has no noise.
Description
Technical Field
The utility model relates to the field of furniture, specific drive smooth function sofa base that says so.
Background
The functional sofa refers to a sofa with multiple functions, and the most common functional sofa is divided into two types, wherein one type is extended by a manual function, and the other type is extended by an electric function. Functional sofas are now common furniture items, the construction of which is also well known, allowing the legs and back of the sofa to be extended. The existing functional sofa base not only has the functions of stretching legs and back, but also can swing.
The existing functional sofa drives the linkage piece to swing through the driving mechanism when swinging, a connecting rod is arranged between a left swinging arm and a right swinging arm of the functional sofa base, a bending piece is arranged at the bottom of the connecting rod, the linkage piece is in transmission connection with the bending piece, the linkage piece drives the connecting rod to swing through the bending piece when swinging, so that the left swinging arm and the right swinging arm are driven to swing, the bending piece of the linkage piece can be extruded when swinging, the bending piece is easy to break along with the prolonging of service time, and the service life of the base is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model provides a drive is smooth function sofa base, its main aim at overcome the above-mentioned problem that prior art exists.
The utility model discloses a following technical scheme realizes:
a functional sofa base with smooth driving function, which comprises a base, a sofa extension seat, a linkage piece and a driving mechanism, the driving mechanism is arranged on the base and is in transmission connection with the linkage piece, the sofa stretching seat comprises a left stretching device and a right stretching device, the left stretching device and the right stretching device are symmetrically arranged on the base, the left stretching device is provided with two left swinging arms, the right stretching device is provided with two right swing arms, a connecting rod is arranged between the corresponding left swing arm and the right swing arm, the bottom surface of the middle part of the connecting rod is provided with a bearing mounting part, a transmission bearing hinged with the bearing mounting part is arranged in the bearing mounting part, a transmission rod is arranged between the linkage piece and the transmission bearing, the top of the left swinging arm is hinged with the left stretching device, the bottom of the left swing arm is hinged with the base, the top of the right swing arm is hinged with the right stretching device, and the bottom of the right swing arm is hinged with the base.
Furthermore, the transmission rod comprises a U-shaped piece and a connecting rod, the U-shaped piece is connected with the linkage piece, one end of the connecting rod is connected with the U-shaped piece, the other end of the connecting rod is provided with a bearing sleeve matched with the transmission bearing, and the transmission bearing is arranged in the bearing sleeve.
Further, the driving mechanism comprises a motor, two bearing mounting seats, an eccentric shaft and an eccentric shaft sleeve, wherein the two bearing mounting seats are respectively provided with a bearing, the eccentric shaft is arranged between the bearings of the two bearing mounting seats, an output shaft of the motor is provided with a main belt pulley, one end of the eccentric shaft is provided with a driven belt pulley, a belt is arranged between the main belt pulley and the driven belt pulley, the eccentric shaft sleeve penetrates through a linkage piece, the eccentric shaft penetrates through the eccentric shaft sleeve, and the linkage piece is transversely arranged.
Further, the driving mechanism comprises a motor, two first bearing installation seats, a rotating shaft, two second bearing installation seats and an eccentric shaft sleeve, wherein the two first bearing installation seats are respectively provided with a bearing, the rotating shaft is arranged between the bearings of the two first bearing installation seats, an output shaft of the motor is provided with a first main belt pulley, one end of the rotating shaft is provided with a first driven belt pulley, a first belt is arranged between the first main belt pulley and the first driven belt pulley, the two second bearing installation seats are respectively provided with an eccentric bearing, the eccentric shaft sleeve penetrates through a linkage piece, the eccentric shaft sleeve penetrates through an eccentric shaft, the eccentric shaft penetrates through the eccentric bearings of the two second bearing installation seats, one side of the first driven belt pulley is provided with a second main belt pulley coaxial with the first driven belt pulley, one end of the eccentric shaft is provided with a second driven belt pulley, and a second belt is arranged between the second main belt pulley and the second driven belt pulley, the linkage is transversely disposed.
Furthermore, the end face of the first main belt pulley is provided with a first belt pulley portion, and the end face of the first auxiliary belt pulley is provided with a second belt pulley portion.
Furthermore, a control chip is arranged on the base, and the driving mechanism is electrically connected with the control chip.
Furthermore, a housing is arranged on the base, and the driving mechanism is located in the housing.
From the above description of the present invention, compared with the prior art, the present invention has the following advantages: the utility model discloses novel structure, design benefit, actuating mechanism drives the linkage swing, and the linkage drives the connecting rod through transfer line and bearing and promotes the preceding, the back swing that the arm was swayd on a left side and the right side to sway in the wobbling, finally realizes the preceding, the back swing that the sofa extended the seat. The utility model discloses a bearing can transmit thrust and can rotate again as drive disk assembly at the in-process that the transfer line promoted, and is more wear-resisting, light smooth than adopting the piece of buckling as drive disk assembly, and there is not the noise in addition at the transmission in-process.
Drawings
Fig. 1 is a structural diagram of a first embodiment of the present invention.
Fig. 2 is a structural diagram of a driving mechanism according to an embodiment of the present invention.
Fig. 3 is another structural diagram of the first embodiment of the present invention.
Fig. 4 is a structural diagram of a second embodiment of the present invention.
Fig. 5 is a structural diagram of a second driving mechanism according to an embodiment of the present invention.
Fig. 6 is another structural diagram of a second driving mechanism according to an embodiment of the present invention.
Fig. 7 is a state diagram of fig. 6.
Fig. 8 is a structural diagram of the present invention with a housing.
Detailed Description
Example one
Refer to fig. 1 and 2. The utility model provides a smooth function sofa base of drive, includes that base 1, sofa extend seat 2, linkage 3 and actuating mechanism 4, actuating mechanism 4 locates on the base 1 and is connected with the transmission of linkage 3, sofa extends seat 2 includes left stretching device 21 and right stretching device 22, left side stretching device 21 and right stretching device 22 locate on base 1 symmetrically. The left stretching device 21 is provided with two left swing arms 23, the right stretching device 22 is provided with two right swing arms 24, a connecting rod 25 is arranged between the corresponding left swing arm 23 and the corresponding right swing arm 24, a bearing mounting piece 5 is arranged on the middle bottom surface of the connecting rod 25, a transmission bearing 6 hinged with the bearing mounting piece 5 is arranged in the bearing mounting piece 5, and a transmission rod 7 is arranged between the linkage piece 3 and the transmission bearing 6. The left stretching device 21 and the right stretching device 22 are conventional structures, and detailed description thereof is omitted. The top of the left swing arm 23 is hinged with the left stretching device 21, the bottom of the left swing arm 23 is hinged with the base 1, the top of the right swing arm 24 is hinged with the right stretching device 22, and the bottom of the right swing arm 24 is hinged with the base 1.
Refer to fig. 2. The transmission rod 7 comprises a U-shaped part 71 and a connecting rod 72, the U-shaped part 71 is connected with the linkage part 3, one end of the connecting rod 72 is connected with the U-shaped part 71, the other end of the connecting rod 72 is provided with a bearing sleeve 73 matched with the transmission bearing 6, and the transmission bearing 6 is arranged in the bearing sleeve 73. The driving mechanism 4 comprises a motor 41, two bearing mounting seats 42, an eccentric shaft 43 and an eccentric shaft sleeve 44, wherein the two bearing mounting seats 42 are respectively provided with a bearing 45, and the eccentric shaft 43 is arranged between the bearings 45 of the two bearing mounting seats 42. The output shaft of the motor 41 is provided with a primary pulley 46, one end of the eccentric shaft 43 is provided with a secondary pulley 47, a belt 48 is arranged between the primary pulley 46 and the secondary pulley 47, the eccentric shaft sleeve 44 penetrates through the linkage member 3, the eccentric shaft 43 penetrates through the eccentric shaft sleeve 44, and the linkage member 3 is transversely arranged.
Reference is made to fig. 1, 2 and 8. The base 1 is provided with a control chip (not shown in the figure), the driving mechanism 4 is electrically connected with the control chip (not shown in the figure), the control chip (not shown in the figure) is used for controlling the rotating speed of the motor 41, and the control mode of the control chip (not shown in the figure) has multiple modes, such as remote control, voice control and the like. The base 1 is provided with a housing 8, the driving mechanism 3 is positioned in the housing 8, the housing 8 can reduce the operation sound of the driving mechanism 3, and meanwhile, the dustproof and attractive effects can be achieved.
Refer to fig. 1 and 2. The motor 41 drives the eccentric shaft 43 to rotate through the belt, the eccentric shaft 43 rotates to drive the eccentric shaft sleeve 44 to rotate, so as to drive the linkage part 3 to swing up and down, the linkage part 3 pushes the connecting rod 25 to swing back and forth through the transmission rod 7 and the transmission bearing 6, and finally drives the left stretching device 21 and the right stretching device 22 to swing back and forth.
Example two
Refer to fig. 4 and 5. The embodiment is substantially the same as the embodiment, and the difference is that: the driving mechanism 4 includes a motor 41, two first bearing mounting seats 42, a rotating shaft 43, two second bearing mounting seats 44 and an eccentric sleeve 45. The two first bearing installation seats 42 are provided with bearings 421, the rotating shaft 43 is arranged between the bearings 421 of the two first bearing installation seats 42, the output shaft of the motor 41 is provided with a first main belt pulley 411, one end of the rotating shaft 43 is provided with a first driven belt pulley 431, and a first belt 46 is arranged between the first main belt pulley 411 and the first driven belt pulley 431. The two second bearing mounting seats 44 are respectively provided with an eccentric bearing 441, the eccentric shaft sleeve 45 penetrates through the linkage 3, an eccentric shaft 47 penetrates through the eccentric shaft sleeve 45, and the eccentric shaft 47 penetrates between the eccentric bearings 441 of the two second bearing mounting seats 44. A second main belt pulley 432 coaxial with the first main belt pulley 431 is arranged on one side of the first auxiliary belt pulley 431, a second auxiliary belt pulley 471 is arranged at one end of the eccentric shaft 47, a second belt 48 is arranged between the second main belt pulley 432 and the second auxiliary belt pulley 471, and the linkage 3 is transversely arranged.
Refer to fig. 5. In this embodiment, the driving mechanism 4 is driven by two sets of belts, and the driving force of the two sets of belts is stronger than that of the single set of belts.
EXAMPLE III
Refer to fig. 5 to 7. The specific implementation manner of this embodiment is substantially the same as that of the second embodiment, and the difference is that: the terminal surface of first main belt wheel 411 is equipped with first belt pulley portion 412, the terminal surface of first slave belt wheel 431 is equipped with second belt pulley portion 433, also can be equipped with the belt between first belt pulley portion 412 and the second belt pulley portion 433, and this embodiment can select to be equipped with the belt between first main belt wheel 411 and the first slave belt wheel 431, also can select to be equipped with the belt between first belt pulley portion 412 and the second belt pulley portion 433 to this swing speed that changes linkage 3.
In addition, referring to fig. 3 and 8, the base 1 in the above three embodiments may also adopt a rotatable base, which is an existing structure and is not described herein again.
The above-mentioned be the utility model discloses a concrete implementation way, nevertheless the utility model discloses a design concept is not limited to this, and the ordinary use of this design is right the utility model discloses carry out immaterial change, all should belong to the act of infringement the protection scope of the utility model.
Claims (7)
1. The utility model provides a drive smooth function sofa base which characterized in that: including base, sofa extension seat, linkage and actuating mechanism, actuating mechanism locates on the base and is connected with the linkage transmission, sofa extension seat includes left stretching device and right stretching device, left side stretching device and right stretching device locate on the base symmetrically, left side stretching device has two left rocking arms, right side stretching device has two right rocking arms, is equipped with the connecting rod between corresponding left rocking arm and the right rocking arm, and the middle part bottom surface of this connecting rod is equipped with the bearing installed part, is equipped with rather than articulated transmission bearing in this bearing installed part, be equipped with the transfer line between linkage and the transmission bearing, the top of left rocking arm is articulated with left stretching device, and the bottom of this left rocking arm is articulated with the base, the top of right rocking arm is articulated with right stretching device, and the bottom of this right rocking arm is articulated with the base.
2. The functional sofa base with smooth driving function as claimed in claim 1, wherein: the transmission rod comprises a U-shaped piece and a connecting rod, the U-shaped piece is connected with the linkage piece, one end of the connecting rod is connected with the U-shaped piece, the other end of the connecting rod is provided with a bearing sleeve matched with the transmission bearing, and the transmission bearing is arranged in the bearing sleeve.
3. The functional sofa base with smooth driving function as claimed in claim 1, wherein: the driving mechanism comprises a motor, two bearing mounting seats, an eccentric shaft and an eccentric shaft sleeve, wherein the two bearing mounting seats are respectively provided with a bearing, the eccentric shaft is arranged between the bearings of the two bearing mounting seats, an output shaft of the motor is provided with a main belt pulley, one end of the eccentric shaft is provided with a driven belt pulley, a belt is arranged between the main belt pulley and the driven belt pulley, the eccentric shaft sleeve penetrates through a linkage piece, the eccentric shaft penetrates through the eccentric shaft sleeve, and the linkage piece is transversely arranged.
4. The functional sofa base with smooth driving function as claimed in claim 1, wherein: the driving mechanism comprises a motor, two first bearing installation seats, a rotating shaft, two second bearing installation seats and an eccentric shaft sleeve, wherein the two first bearing installation seats are respectively provided with a bearing, the rotating shaft is arranged between the bearings of the two first bearing installation seats, an output shaft of the motor is provided with a first main belt pulley, one end of the rotating shaft is provided with a first driven belt pulley, a first belt is arranged between the first main belt pulley and the first driven belt pulley, the two second bearing installation seats are respectively provided with an eccentric bearing, the eccentric shaft sleeve penetrates through a linkage piece, the eccentric shaft sleeve penetrates through an eccentric shaft, the eccentric shaft penetrates through the eccentric bearings of the two second bearing installation seats, one side of the first driven belt pulley is provided with a second main belt pulley coaxial with the first driven belt pulley, one end of the eccentric shaft is provided with a second driven belt pulley, and a second belt is arranged between the second main belt pulley and the second driven belt pulley, the linkage is transversely disposed.
5. The functional sofa base with smooth driving function as claimed in claim 4, wherein: the terminal surface of first main belt pulley is equipped with first belt pulley portion, the terminal surface of first follow belt pulley is equipped with second belt pulley portion.
6. The functional sofa base with smooth driving function as claimed in claim 1, wherein: the base is provided with a control chip, and the driving mechanism is electrically connected with the control chip.
7. The functional sofa base with smooth driving function as claimed in claim 1, wherein: the base is provided with a housing, and the driving mechanism is positioned in the housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120926257.5U CN215126413U (en) | 2021-04-30 | 2021-04-30 | Functional sofa base capable of being driven to slide |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120926257.5U CN215126413U (en) | 2021-04-30 | 2021-04-30 | Functional sofa base capable of being driven to slide |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215126413U true CN215126413U (en) | 2021-12-14 |
Family
ID=79365848
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120926257.5U Expired - Fee Related CN215126413U (en) | 2021-04-30 | 2021-04-30 | Functional sofa base capable of being driven to slide |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215126413U (en) |
-
2021
- 2021-04-30 CN CN202120926257.5U patent/CN215126413U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211214 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |