CN210471593U - Sofa framework power device - Google Patents
Sofa framework power device Download PDFInfo
- Publication number
- CN210471593U CN210471593U CN201921789897.5U CN201921789897U CN210471593U CN 210471593 U CN210471593 U CN 210471593U CN 201921789897 U CN201921789897 U CN 201921789897U CN 210471593 U CN210471593 U CN 210471593U
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- transmission
- hole
- guide rail
- sofa
- screw rod
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Abstract
The utility model relates to the technical field of multifunctional sofas, in particular to a sofa framework power device, which comprises a sofa base, a supporting guide rail, a transmission lead screw, a supporting seat and a slider seat, wherein the supporting guide rail is arranged on the sofa base, one end of the transmission lead screw is pivoted with the supporting seat, and the supporting seat is arranged at one end of the supporting guide rail; the upper surface of the support guide rail is provided with a containing groove with a semicircular cross section, and the transmission screw rod is arranged in the containing groove and is coaxial with the containing groove; the middle part of the sliding block seat is provided with a transmission threaded hole and a square sliding through hole, the transmission threaded hole is arranged above the square sliding through hole, the transmission threaded hole is in transmission connection with a transmission screw rod through thread matching, and the hole wall of the square sliding through hole is in sliding fit with the outer wall of the supporting guide rail; the motor is in transmission connection with the other end of the transmission screw rod. The utility model discloses a sofa skeleton power device, the transmission is steady, and power take off is steady.
Description
Technical Field
The utility model relates to a multi-functional sofa technical field especially relates to a sofa skeleton power device.
Background
With the improvement of living standard, the multifunctional sofa is more and more popular, and the multifunctional sofa generally refers to a sofa that can be extended into a deck chair and also can be retracted into a common sofa. The multifunctional sofa has the core part comprising skeleton for support and power unit for driving the assembly to move. The existing power device has poor stability, is easy to shake when being extended or contracted, and particularly has poor stability of a power output part of the sofa when a person sitting on the sofa moves limbs. Therefore, it is necessary to provide a sofa framework power device with smooth transmission and good power output stability.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a sofa skeleton power device to prior art's not enough, the transmission is steady, and power take off stability is good.
In order to achieve the purpose, the utility model discloses a sofa framework power device, which comprises a sofa base, a support guide rail, a transmission lead screw, a support seat and a slider seat, wherein the support guide rail is arranged on the sofa base, one end of the transmission lead screw is pivoted with the support seat, and the support seat is arranged at one end of the support guide rail; the upper surface of the support guide rail is provided with a containing groove with a semicircular cross section, and the transmission screw rod is arranged in the containing groove and is coaxial with the containing groove; the middle part of the sliding block seat is provided with a transmission threaded hole and a square sliding through hole, the transmission threaded hole is arranged above the square sliding through hole, the transmission threaded hole is in transmission connection with a transmission screw rod through threaded fit, the sliding block seat is sleeved on the outer wall of the supporting guide rail through the square sliding through hole, and the hole wall of the square sliding through hole is in sliding fit with the outer wall of the supporting guide rail;
the motor is in transmission connection with the other end of the transmission screw rod.
Further, the cross section of the square slide through hole is square.
The ball fastening assembly comprises a stud member and a ball arranged at one end of the stud member in a rolling manner; the sliding block seat is provided with a fastening threaded hole, one end of the fastening threaded hole is communicated with the square sliding through hole, the stud piece is in threaded connection with the threaded hole, and the ball is abutted to the outer wall of the supporting guide rail.
Furthermore, the ball fastening assemblies are provided with two balls, and the two ball fastening assemblies are respectively arranged on the left side surface and the right side surface of the supporting guide rail.
Furthermore, the stud part comprises a stud part and a plurality of clamping jaws arranged at one end of the stud part, and the ball is in rolling clamping connection between the plurality of clamping jaws.
The utility model has the advantages that: the utility model discloses a sofa skeleton power device, supporting guide are fixed in sofa base, and supporting guide's cross section is square, and the take-up housing has improved the stability of take-up housing through square smooth perforation and supporting guide sliding connection, avoids the take-up housing shake when sliding, has improved sofa's stability.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a partial sectional structure of the present invention.
Fig. 3 is the schematic structural diagram of the sliding block seat and the rolling fastening assembly of the present invention.
Fig. 4 is a schematic view of the three-dimensional structure of the rolling fastening assembly of the present invention.
The reference numerals include:
0-sofa base
1-supporting rail 11-accommodating groove
2-transmission screw rod 3-supporting seat 4-sliding block seat
41-square slide through hole 42-transmission threaded hole
5-electric motor
6-ball fastening assembly
61-stud member 611-stud portion 612-pawl
62-the ball.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
As shown in fig. 1 to 4, the sofa frame power device of the present invention comprises a sofa base 0, and further comprises a support guide rail 1, a transmission screw 2, a support seat 3 and a slider seat 4, wherein the support guide rail 1 is disposed on the sofa base 0, one end of the transmission screw 2 is pivoted to the support seat 3, and the support seat 3 is disposed at one end of the support guide rail 1; the upper surface of the support guide rail 1 is provided with a containing groove 11 with a semicircular cross section, and the transmission screw rod 2 is arranged in the containing groove 11 and is coaxial with the containing groove 11; the middle part of the sliding block seat 4 is provided with a transmission threaded hole 42 and a square sliding through hole 41, the transmission threaded hole 42 is arranged above the square sliding through hole 41, the transmission threaded hole 42 is in transmission connection with the transmission screw rod 2 through threaded fit, the sliding block seat 4 is sleeved on the outer wall of the supporting guide rail 1 through the square sliding through hole 41, and the hole wall of the square sliding through hole 41 is in sliding fit with the outer wall of the supporting guide rail 1; the device also comprises a motor 5 for driving the transmission screw rod 2 to rotate, and the motor 5 is in transmission connection with the other end of the transmission screw rod 2. The utility model discloses a sofa skeleton power device, supporting rail 1 are fixed in sofa base 0, and supporting rail 1's cross section is square, and take-up housing 4 has improved take-up housing 4's stability through square smooth perforation 41 and supporting rail 1 sliding connection, avoids take-up housing 4 to shake when sliding, has improved sofa's stability. The slider seat 4 is used for connecting a part to be driven. The utility model discloses a sofa skeleton power device, motor 5 drive transmission lead screw 2 rotates, and transmission lead screw 2 promotes take-up housing 4 through the screw thread and slides along supporting rail 1, can realize power take off.
Further, the square slide through hole 41 has a square cross section. The utility model discloses a sofa skeleton power device has further improved transmission stability.
Further, the device also comprises a ball fastening assembly 6, wherein the ball fastening assembly 6 comprises a screw column member 61 and a ball 62 arranged at one end of the screw column member 61 in a rolling manner; the slider seat 4 is provided with a fastening threaded hole, one end of the fastening threaded hole is communicated with the square sliding through hole 41, the stud part 61 is in threaded connection with the threaded hole, and the ball 62 abuts against the outer wall of the support guide rail 1. The utility model discloses a sofa skeleton power device, rotatable screw post piece 61 makes ball 62 tightly laminated in support rail 1's surface by deciding, has further improved the stability that take-up housing 4 and support rail 1 are connected.
Further, the ball fastening assemblies 6 are provided with two, and the two ball fastening assemblies 6 are respectively arranged on the left side surface and the right side surface of the support guide rail 1. The utility model discloses a sofa skeleton power device has further improved stability.
Further, the stud member 61 includes a stud portion 611 and a plurality of claws 612 disposed at one end of the stud portion 611, and the ball 62 is rollingly engaged between the plurality of claws 612. The utility model discloses a subassembly 6 is tightly decided to ball, easily processing, during production, jack catch 612 has certain deformability, can arrange ball 62 in between the jack catch 612 for jack catch 612 warp and wraps ball 62.
In conclusion, the present invention has the above-mentioned excellent characteristics, so that it can be used to enhance the effectiveness of the prior art and has practicability, and thus it is a product with practical value.
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 (5)
1. The utility model provides a sofa skeleton power device, includes sofa base (0), its characterized in that: the sofa is characterized by further comprising a supporting guide rail (1), a transmission screw rod (2), a supporting seat (3) and a sliding block seat (4), wherein the supporting guide rail (1) is arranged on the sofa base (0), one end of the transmission screw rod (2) is pivoted to the supporting seat (3), and the supporting seat (3) is arranged at one end of the supporting guide rail (1); an accommodating groove (11) with a semicircular cross section is formed in the upper surface of the supporting guide rail (1), and the transmission screw rod (2) is arranged in the accommodating groove (11) and is coaxial with the accommodating groove (11); the middle part of the sliding block seat (4) is provided with a transmission threaded hole (42) and a square sliding through hole (41), the transmission threaded hole (42) is arranged above the square sliding through hole (41), the transmission threaded hole (42) is in transmission connection with the transmission screw rod (2) through threaded fit, the sliding block seat (4) is sleeved on the outer wall of the supporting guide rail (1) through the square sliding through hole (41), and the hole wall of the square sliding through hole (41) is in sliding fit with the outer wall of the supporting guide rail (1);
the device also comprises a motor (5) for driving the transmission screw rod (2) to rotate, wherein the motor (5) is in transmission connection with the other end of the transmission screw rod (2).
2. The sofa frame power plant of claim 1, wherein: the cross section of the square slide through hole (41) is square.
3. The sofa frame power plant of claim 1, wherein: the ball fastening assembly (6) comprises a stud member (61) and a ball (62) arranged at one end of the stud member (61) in a rolling manner; the sliding block seat (4) is provided with a fastening threaded hole, one end of the fastening threaded hole is communicated with the square sliding through hole (41), the stud member (61) is in threaded connection with the threaded hole, and the ball (62) abuts against the outer wall of the supporting guide rail (1).
4. The sofa frame power plant of claim 3, wherein: the two ball fastening assemblies (6) are arranged, and the two ball fastening assemblies (6) are respectively arranged on the left side surface and the right side surface of the supporting guide rail (1).
5. The sofa frame power plant of claim 3, wherein: the stud member (61) comprises a stud part (611) and a plurality of claws (612) arranged at one end of the stud part (611), and the balls (62) are in rolling clamping connection between the claws (612).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921789897.5U CN210471593U (en) | 2019-10-23 | 2019-10-23 | Sofa framework power device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921789897.5U CN210471593U (en) | 2019-10-23 | 2019-10-23 | Sofa framework power device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210471593U true CN210471593U (en) | 2020-05-08 |
Family
ID=70510180
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921789897.5U Active CN210471593U (en) | 2019-10-23 | 2019-10-23 | Sofa framework power device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210471593U (en) |
-
2019
- 2019-10-23 CN CN201921789897.5U patent/CN210471593U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |