CN215737923U - Swing base and driving mechanism thereof - Google Patents
Swing base and driving mechanism thereof Download PDFInfo
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- CN215737923U CN215737923U CN202122199894.XU CN202122199894U CN215737923U CN 215737923 U CN215737923 U CN 215737923U CN 202122199894 U CN202122199894 U CN 202122199894U CN 215737923 U CN215737923 U CN 215737923U
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- base
- driving
- gear
- rocking
- driving piece
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Abstract
The utility model discloses a driving mechanism of a swing base, which comprises a motor, a reduction gear set, two bearing seats with bearings, an eccentric shaft and a driving piece, wherein the output end of the motor is provided with a screw rod, the screw rod is meshed with the reduction gear set, the two bearing seats are arranged at intervals from left to right, the eccentric shaft is arranged between the two bearing seats, the eccentric shaft is connected with the reduction gear set, the driving piece is arranged between the two bearing seats, and the eccentric shaft penetrates through the driving piece and drives the driving piece to swing. When the driving mechanism works, the motor drives the screw rod to rotate, the screw rod drives the speed reduction gear set to perform speed reduction action, the speed reduction gear set drives the eccentric shaft to perform eccentric rotation, and the eccentric shaft drives the driving piece to perform swing action when rotating. This actuating mechanism adopts reduction gear to decelerate, and than current actuating mechanism who adopts multiunit belt and multiunit drive mechanism, this actuating mechanism's structure is simpler, and actuating mechanism's whole volume is littleer moreover, and the speed reduction effect is more excellent.
Description
Technical Field
The utility model relates to a driving mechanism, in particular to a driving mechanism of a swinging base and the swinging base.
Background
Furniture is an indispensable appliance in daily life, and the furniture is continuously developed and innovated along with the foot step of the times. With the development of technology, the variety and functions of furniture are more and more abundant, and currently, special bases for driving office chairs, sofas, beds and the like to swing are available on the market. The existing rocking chair is driven to rock by a driving mechanism, the existing driving mechanism comprises a motor, a driving piece and at least one group of transmission mechanisms, the transmission mechanisms finally drive the driving piece to rock, and each group of transmission mechanisms is driven by a belt. When the transmission mechanisms are in a group, the group of transmission mechanisms are in transmission connection through a belt, and because the rotating speed of the motor is high, the speed cannot be reduced by adopting a single group of transmission mechanisms, and the swinging of the driving piece cannot be reduced; when multiple sets of transmission mechanisms are used, although the oscillation of the driving member can be decelerated, the overall transmission mechanism becomes more complicated and the deceleration effect is not as expected. Therefore, when the swing of the swing chair needs to be decelerated, the structure of the whole driving mechanism can be more responsible and the manufacturing cost is higher under the condition that the deceleration effect of the existing transmission mechanism is poor.
SUMMERY OF THE UTILITY MODEL
The utility model provides a driving mechanism of a swinging base and the swinging base, and mainly aims to overcome the problems in the prior art.
The utility model is realized by adopting the following technical scheme:
the utility model provides a drive mechanism who sways base, includes motor, reduction gear group, has two bearing frames of bearing, eccentric shaft and driving piece, the output of motor is equipped with the screw rod, and this screw rod meshes with reduction gear group, two bearing frames are left and right interval arrangement, the eccentric shaft is located between two bearing frames, and this eccentric shaft is connected with reduction gear group, the driving piece is located between two bearing frames, the eccentric shaft passes the driving piece and drives the driving piece swing.
Further, the reduction gear set comprises a main gear, a transition gear and a driving gear, wherein the main gear is located on the left side of the transition gear, the main gear and the transition gear are coaxial, the screw is meshed with the main gear, the driving gear is located on the front side of the transition gear, the driving gear is arranged at the left end of the eccentric shaft, the transition gear is meshed with the driving gear, the outer diameter of the transition gear is smaller than that of the main gear, and the outer diameter of the main gear is smaller than that of the driving gear.
Furthermore, the driving mechanism further comprises a housing, two first bearings arranged at intervals left and right and two second bearings arranged at intervals left and right are arranged in the housing, a rotating shaft is arranged between the two first bearings, the rotating shaft penetrates through the main gear and the transition gear, the left part of the eccentric shaft penetrates through the two second bearings, and the screw rod penetrates through the housing.
The utility model provides a swing base adopts a swing base's actuating mechanism, include base, left branch fagging, right branch fagging, two left rocking arms, two right rocking arms, actuating mechanism locates on the base, the upper portion and the left branch fagging of two left rocking arms are articulated, the upper portion and the right branch fagging of two right rocking arms are articulated, two left rocking arms and two right rocking arms are equal preceding, back interval arrangement, are equipped with the connecting rod between corresponding left rocking arm and the right rocking arm, be equipped with the driving medium between driving piece and the connecting rod.
The utility model provides a swing base adopts a drive mechanism who sways base, includes base and supporting seat, the supporting seat is placed in the top surface of base, drive mechanism sets firmly on the base, the supporting seat is equipped with the connecting rod, and the bottom surface of this supporting seat is recessed circular arc bottom surface, be equipped with the driving medium between driving piece and the connecting rod, two springs of interval arrangement about being equipped with between connecting rod and the base, the top surface of supporting seat is equipped with the carriage.
The driving mechanism of the swing base comprises a five-star foot, an air pressure rod and a chassis, wherein the air pressure rod is arranged at the top of the five-star foot, the chassis is arranged at the top of the air pressure rod, a top plate fixedly connected with the chassis is arranged on the top surface of the chassis, the driving mechanism is arranged on the bottom surface of the top plate, and the bottom of the driving piece is connected with the rear part of the chassis through a driving piece.
The utility model provides a swing base adopts a drive mechanism who swings base, includes the base, the top of this base is equipped with left branch vaulting pole, right branch vaulting pole, be equipped with the connecting rod between left branch vaulting pole and the right branch vaulting pole, be equipped with the office chair chassis on the base, the top and the connecting rod on this office chair chassis are connected, drive mechanism locates on the base, the driving piece is connected with the upper portion on office chair chassis through a driving piece.
As can be seen from the above description of the present invention, compared with the prior art, the present invention has the following advantages: when the driving mechanism works, the motor drives the screw rod to rotate, the screw rod drives the speed reduction gear set to perform speed reduction action, the speed reduction gear set drives the eccentric shaft to perform eccentric rotation, and the eccentric shaft drives the driving piece to perform swing action when rotating. This actuating mechanism adopts reduction gear to decelerate, and than current actuating mechanism who adopts multiunit belt and multiunit drive mechanism, this actuating mechanism's structure is simpler, and actuating mechanism's whole volume is littleer moreover, and the speed reduction effect is more excellent.
Drawings
FIG. 1 is a block diagram of the present invention.
Fig. 2 is an exploded view of the present invention.
Fig. 3 is a structural view of a first swing base.
Fig. 4 is another structural view of the first swing base.
Fig. 5 is another structural view of the first swing base.
Fig. 6 is another structural view of the first swing base.
Fig. 7 is a structural view of a second swing base.
Fig. 8 is another structural view of the second swing base.
Fig. 9 is a structural view of a third swing base.
Fig. 10 is another structural view of the third rocking base.
Fig. 11 is a structural view of a fourth swing base.
Fig. 12 is another structural view of the fourth rocking base.
Fig. 13 is a state view of the rocking base in use with a sofa.
Detailed Description
Referring to fig. 1 and 2, a driving mechanism of a swing base includes a motor 1, a reduction gear set 2, two bearing housings 3 with bearings, an eccentric shaft 4, and a driving member 5. The output end of the motor 1 is provided with a screw 6, the screw 6 is meshed with the reduction gear set 2, the two bearing blocks 3 are arranged at intervals left and right, the eccentric shaft 4 is arranged between the two bearing blocks 3, the eccentric shaft 4 is connected with the reduction gear set 2, the driving piece 5 is arranged between the two bearing blocks 3, and the eccentric shaft 4 penetrates through the driving piece 5 and drives the driving piece 5 to swing.
Referring to fig. 2, the reduction gear set 2 includes a main gear 21, a transition gear 22, and a drive gear 23, the main gear 21 is located at the left side of the transition gear 22, the main gear 21 and the transition gear 22 are coaxial, and the screw 6 is engaged with the main gear 21. The driving gear 23 is located at the front side of the transition gear 22, the driving gear 23 is arranged at the left end of the eccentric shaft 4, the transition gear 22 is meshed with the driving gear 23, the outer diameter of the transition gear 22 is smaller than that of the main gear 21, and the outer diameter of the main gear 21 is smaller than that of the driving gear 23.
Referring to fig. 1 and 2, the driving mechanism further includes a housing 7, two first bearings 71 arranged at intervals left and right and two second bearings 72 arranged at intervals left and right are arranged in the housing 7, a rotating shaft 73 is arranged between the two first bearings 71, the rotating shaft 73 penetrates through the main gear 21 and the transition gear 22, the left portion of the eccentric shaft 4 penetrates through the two second bearings 72, and the screw 6 penetrates through the housing.
Referring to fig. 1 and 2, in the driving mechanism, when the driving mechanism works, the motor 1 drives the screw rod 6 to rotate, the screw rod 6 drives the main gear 21 to rotate, the main gear 21 simultaneously drives the transition gear 22 to rotate, the transition gear 22 further drives the driving gear 23 to rotate, the driving gear 23 drives the eccentric shaft 4 to eccentrically rotate, and the eccentric shaft 4 drives the driving member 5 to swing when rotating.
The utility model also discloses a swinging base which can be divided into the following four conditions:
the utility model provides a, refer to fig. 3 to 6, a swing base adopts a swing base's actuating mechanism, including base 8, left support plate 9, right branch fagging 10, two left rocking arms 11, two right rocking arms 12, actuating mechanism locates on the base 8, the upper portion and the left support plate 9 of two left rocking arms 11 are articulated, the upper portion and the right branch fagging 10 of two right rocking arms 12 are articulated, two left rocking arms 11 and two right rocking arms 12 are equal preceding, back interval arrangement, are equipped with connecting rod 13 between corresponding left rocking arm 11 and the right rocking arm 12, be equipped with driving medium 14 between driving piece 5 and the connecting rod 13, driving piece 5 sets up horizontally. The lower parts of the two left rocker arms 11 and the lower parts of the two right rocker arms 12 are hinged with a sofa supporting seat 15 or a sofa extending seat 16. The driving component 5 drives the connecting rod 13, the two left rocker arms 11 and the right rocker arm 12 to swing when swinging, so as to drive the sofa supporting seat 15 or the sofa extending seat 16 to swing.
Referring to fig. 7 and 8, the driving mechanism for swinging the base comprises a base 17 and a supporting seat 18, the supporting seat 18 is placed on the top surface of the base 17, the driving mechanism is fixedly arranged on the base 17, the supporting seat 18 is provided with a connecting rod 19, the bottom surface of the supporting seat 18 is a concave arc bottom surface, a driving member 20 is arranged between the driving member 5 and the connecting rod 19, two springs 24 which are arranged at intervals from left to right are arranged between the connecting rod 19 and the base 17, the driving member 5 is horizontally arranged, and the top surface of the supporting seat 18 is provided with a supporting frame 181. The driving member 5 drives the connecting rod 19, the supporting seat 18 and the supporting frame 181 to swing when swinging.
Referring to fig. 9 and 10, the driving mechanism of the swing base comprises a five-star foot 25, an air pressure rod 26 and a chassis 27, wherein the air pressure rod 26 is arranged at the top of the five-star foot 25, the chassis 27 is arranged at the top of the air pressure rod 26, a top plate 28 fixedly connected with the chassis 27 is arranged on the top surface of the chassis 27, the driving mechanism is arranged on the bottom surface of the top plate 28, the bottom of the driving part 5 is connected with the rear part of the chassis 27 through a driving part 29, and the driving part 5 is vertically arranged. The bottom plate 27 is a resilient bottom plate used in an existing office chair, and the top plate 28 is used for connecting with a chair portion of the office chair. The driving member 5 pulls the top plate 28 to swing up and down when swinging.
Referring to fig. 11 and 12, a swing base, which adopts the driving mechanism of the swing base, includes a base 30, a left support rod 31 and a right support rod 32 are arranged above the base 30, and a connecting rod 33 is arranged between the left support rod 31 and the right support rod 32. The base 30 is provided with an office chair chassis 34, the top of the office chair chassis 34 is connected with the connecting rod 33, the driving mechanism is arranged on the base 30, the driving piece 5 is connected with the upper part of the office chair chassis 34 through a transmission piece 35, and the driving piece 5 is vertically arranged. The office chair chassis 34 is a flexible chassis used in existing office chairs. The driving member 5 pulls the upper part of the office chair chassis 34 to swing up and down when swinging, thereby driving the connecting rod 33, the left support rod 31 and the right support rod 32 to swing up and down.
The rocking base disclosed in the present invention may be used in conjunction with suitable furniture such as sofas, office chairs and the like, as shown in figure 13.
The above description is only an embodiment of the present invention, but the design concept of the present invention is not limited thereto, and any insubstantial modifications made by using the design concept should fall within the scope of infringing the present invention.
Claims (7)
1. A kind of driving mechanism which sways the base, characterized by that: the eccentric shaft is arranged between the two bearing seats and is connected with the reduction gear set, the driving piece is arranged between the two bearing seats, and the eccentric shaft penetrates through the driving piece and drives the driving piece to swing.
2. The drive mechanism for a rocking base of claim 1, wherein: the reduction gear set comprises a main gear, a transition gear and a driving gear, wherein the main gear is positioned on the left side of the transition gear and is coaxial with the transition gear, a screw is meshed with the main gear, the driving gear is positioned on the front side of the transition gear, the driving gear is arranged at the left end of an eccentric shaft and is meshed with the driving gear, the outer diameter of the transition gear is smaller than that of the main gear, and the outer diameter of the main gear is smaller than that of the driving gear.
3. A rocking base drive mechanism as claimed in claim 2, in which: the eccentric shaft is characterized by further comprising a shell, two first bearings which are arranged at intervals left and right and two second bearings which are arranged at intervals left and right are arranged in the shell, a rotating shaft is arranged between the two first bearings, the rotating shaft penetrates through the main gear and the transition gear, the left portion of the eccentric shaft penetrates through the two second bearings, and the screw penetrates through the shell.
4. A rocking base, a drive mechanism for a rocking base according to any one of claims 1 to 3, wherein: including base, left branch fagging, right branch fagging, two left rocking arms, two right rocking arms, actuating mechanism locates on the base, the upper portion and the left branch fagging of two left rocking arms are articulated, the upper portion and the right branch fagging of two right rocking arms are articulated, equal preceding, back interval arrangement of two left rocking arms and two right rocking arms is equipped with the connecting rod between corresponding left rocking arm and the right rocking arm, be equipped with the driving medium between driving piece and the connecting rod.
5. A rocking base, a drive mechanism for a rocking base according to any one of claims 1 to 3, wherein: the supporting seat is placed on the top surface of the base, the driving mechanism is fixedly arranged on the base, the supporting seat is provided with a connecting rod, the bottom surface of the supporting seat is a concave arc bottom surface, a driving part is arranged between the driving part and the connecting rod, two springs are arranged between the connecting rod and the base at intervals, and a supporting frame is arranged on the top surface of the supporting seat.
6. A rocking base, a drive mechanism for a rocking base according to any one of claims 1 to 3, wherein: the pneumatic pressure rod is arranged at the top of the five-star foot, the chassis is arranged at the top of the pneumatic pressure rod, a top plate fixedly connected with the chassis is arranged on the top surface of the chassis, the driving mechanism is arranged on the bottom surface of the top plate, and the bottom of the driving piece is connected with the rear portion of the chassis through a driving piece.
7. A rocking base, a drive mechanism for a rocking base according to any one of claims 1 to 3, wherein: including the base, the top of this base is equipped with left branch vaulting pole, right branch vaulting pole, be equipped with the connecting rod between left branch vaulting pole and the right branch vaulting pole, be equipped with the office chair chassis on the base, the top and the connecting rod on this office chair chassis are connected, actuating mechanism locates on the base, the driving piece is connected with the upper portion on office chair chassis through a driving piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122199894.XU CN215737923U (en) | 2021-09-13 | 2021-09-13 | Swing base and driving mechanism thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122199894.XU CN215737923U (en) | 2021-09-13 | 2021-09-13 | Swing base and driving mechanism thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215737923U true CN215737923U (en) | 2022-02-08 |
Family
ID=80086568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122199894.XU Active CN215737923U (en) | 2021-09-13 | 2021-09-13 | Swing base and driving mechanism thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215737923U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114576315A (en) * | 2022-05-06 | 2022-06-03 | 沃德传动（天津）股份有限公司 | Speed reducer for stirring with large speed ratio |
-
2021
- 2021-09-13 CN CN202122199894.XU patent/CN215737923U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114576315A (en) * | 2022-05-06 | 2022-06-03 | 沃德传动（天津）股份有限公司 | Speed reducer for stirring with large speed ratio |
| CN114576315B (en) * | 2022-05-06 | 2022-07-05 | 沃德传动（天津）股份有限公司 | Speed reducer for large-speed-ratio stirring |
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