CN215535769U - Rising and lying device - Google Patents
Rising and lying device Download PDFInfo
- Publication number
- CN215535769U CN215535769U CN202120472298.1U CN202120472298U CN215535769U CN 215535769 U CN215535769 U CN 215535769U CN 202120472298 U CN202120472298 U CN 202120472298U CN 215535769 U CN215535769 U CN 215535769U
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- CN
- China
- Prior art keywords
- connecting rod
- backrest
- transmission
- seat plate
- rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000000630 rising effect Effects 0.000 title claims abstract description 14
- 230000005540 biological transmission Effects 0.000 claims abstract description 44
- 230000008093 supporting effect Effects 0.000 claims description 23
- 230000033001 locomotion Effects 0.000 description 5
- 230000007306 turnover Effects 0.000 description 2
- 239000011435 rock Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Chairs For Special Purposes, Such As Reclining Chairs (AREA)
Abstract
The utility model relates to a rising and lying device. The device comprises a seat plate, a backrest part, a first connecting rod, a second connecting rod and a transmission part; the backrest part is rotatably connected with the rear end of the seat board, the first connecting rod is positioned at the bottom of the seat board, one end of the first connecting rod is rotatably connected with one end of the second connecting rod, the other end of the second connecting rod is fixedly connected with the backrest part, the transmission part is in transmission connection with the first connecting rod, and the transmission part drives the first connecting rod to move back and forth so as to drive the backrest part to overturn relative to the seat board; the two first connecting rods are respectively arranged on two sides of the bottom of the seat plate, and the transmission piece comprises a screw rod and a transmission block; the screw rod is arranged between the two first connecting rods and is in transmission connection with the inner sides of the two first connecting rods, and the transmission block is in threaded connection with the screw rod. The lifting and lying device provided by the utility model can realize stable support of a user while accurately adjusting the lifting and lying degree of the lifting and lying device.
Description
Technical Field
The utility model relates to the technical field of rising and lying equipment, in particular to a rising and lying device.
Background
The part that current device of taking up and lying realized its degree of taking up and realize accurately is usually separated with the part that realizes the supporting role to the back, can not compromise the degree of taking up and lying and firm support user of accurate regulation device of taking up and lying through the same part, and it is inconvenient to use.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is as follows: how to realize the stable support of the user while accurately adjusting the rising and lying degree of the rising and lying device.
In order to solve the technical problem, the utility model provides a lifting and lying device.
A device for rising and lying, comprising: the chair comprises a seat plate, a backrest part, a first connecting rod, a second connecting rod and a transmission part;
the backrest part is rotatably connected with the rear end of the seat board, the first connecting rod is positioned at the bottom of the seat board, one end of the first connecting rod is rotatably connected with one end of the second connecting rod, the other end of the second connecting rod is fixedly connected with the backrest part, the transmission part is in transmission connection with the first connecting rod, and the transmission part drives the first connecting rod to move back and forth so as to drive the backrest part to overturn relative to the seat board;
the two first connecting rods are respectively arranged on two sides of the bottom of the seat plate, and the transmission piece comprises a screw rod and a transmission block; the screw rod is arranged between the two first connecting rods and is in transmission connection with the inner sides of the two first connecting rods, and the transmission block is in threaded connection with the screw rod.
The seat board further comprises a supporting piece and a sliding groove, wherein the supporting piece comprises a supporting frame and a sliding block, and the sliding groove is formed in the bottom of the seat board; the bottom of support frame is located the upper surface of first connecting rod, the slider is located the top of support frame, the spout is located the bottom of bedplate, the slider card is gone into in the spout.
The seat board is characterized by further comprising an armrest piece, the armrest piece is arranged on the upper surface of the seat board, and one end of the armrest piece is connected with the backrest part.
Further, the armrest piece comprises a support and an armrest, the bottom of the support is arranged on the upper surface of the seat board, the armrest is supported on the top of the support, and one end of the armrest is connected with the backrest part.
The foot placing frame is arranged at the front end of the seat plate, the upper end of the foot placing frame is connected with one end of the third connecting rod, and the other end of the third connecting rod is connected with the support.
Furthermore, the support leg device further comprises a support bar, one end of the support bar is connected with the leg placing frame, the other end of the support bar is rotatably connected with the first connecting bar, and one end of the support bar connected with the leg placing frame is higher than one end of the support bar connected with the first connecting bar.
Furthermore, the backrest part comprises a first backrest frame, a second backrest frame and a fourth connecting rod, the bottoms of the first backrest frame and the second backrest frame are rotatably connected with the rear end of the seat plate, the fourth connecting rod is arranged between the first backrest frame and the second backrest frame, and two ends of the fourth connecting rod are respectively connected with the inner sides of the first backrest frame and the second backrest frame.
Further, the second link is arc-shaped.
Compared with the prior art, the utility model has the advantages that: the first connecting rod is positioned at the bottom of the seat board, the transmission part is in transmission connection with the first connecting rod, one end of the first connecting rod is in rotatable connection with one end of the second connecting rod, the other end of the second connecting rod is fixedly connected with the backrest part, the transmission block moves relative to the screw rod along the extension direction of the screw rod to drive the first connecting rod connected with the screw rod to move forwards so that the first connecting rod drives the second connecting rod to move forwards together, the other end of the second connecting rod is fixedly connected with the backrest part, the backrest part is in rotatable connection with the rear end of the seat board, the backrest part is driven by the second connecting rod to turn backwards relative to the seat board so as to realize backward movement of the backrest part, and when the transmission block is not moved, the first connecting rod and the second connecting rod are kept still, so that the lying degree of the backrest part can be accurately adjusted, meanwhile, the second connecting rod has a supporting effect on the backrest part, and a user can stably support lying personnel when lying; the transmission block drives the first connecting rod to move backwards, the second connecting rod moves backwards along with the first connecting rod, the backrest part is forwards overturned relative to the seat plate under the driving action of the second connecting rod to realize the forward movement of the backrest part, meanwhile, the second connecting rod has a supporting effect on the backrest part, and a user can lean on and stably support the backrest part to stably support the user when the rising and falling degree of the accurate adjusting device is realized.
Drawings
The features and advantages of the present invention will be more clearly understood by reference to the accompanying drawings, which are illustrative and not to be construed as limiting the utility model in any way, and in which:
fig. 1 is a perspective view of a lifting and lying apparatus in embodiment 1 of the present invention.
FIG. 2 is a partial schematic view of a transmission member in embodiment 1 of the present invention.
Description of reference numerals: 1. a seat plate; 2. a backrest part; 21. a first back frame; 22. a second back frame; 23. a fourth link; 3. a first link; 4. a second link; 5. a transmission member; 51. a screw rod; 52. a transmission block; 6. a support member; 61. a support frame; 62. a slider; 7. a chute; 8. a handrail member; 81. a support; 82. a handrail; 9. placing a foot rest; 10. a third link; 11. a support bar; 12. and a fifth link.
Detailed Description
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate preferred embodiments of the utility model and together with the description, serve to explain the principles of the utility model and not to limit the scope of the utility model.
Example 1
With reference to fig. 1-2, the present embodiment provides a lifting and lying apparatus, including: the chair comprises a seat plate 1, a backrest 2, a first connecting rod 3, a second connecting rod 4 and a transmission piece 5;
the backrest part 2 is rotatably connected with the rear end of the seat board 1, the first connecting rod 3 is positioned at the bottom of the seat board 1, one end of the first connecting rod 3 is rotatably connected with one end of the second connecting rod 4, the other end of the second connecting rod 4 is fixedly connected with the backrest part 2, the transmission part 5 is in transmission connection with the first connecting rod 3, and the transmission part 5 drives the first connecting rod 3 to move back and forth so as to drive the backrest part 2 to overturn relative to the seat board 1;
the two first connecting rods 3 are respectively arranged at two sides of the bottom of the seat board 1, and the transmission piece 5 comprises a screw rod 51 and a transmission block 52; the screw rod 51 is arranged between the two third connecting rods 10 and is in transmission connection with the inner sides of the two third connecting rods 10, and the transmission block 52 is in threaded connection with the screw rod 51. The transmission block 52 moves left and right along the extending direction of the screw rod 51, so that the screw rod 51 drives the first connecting rod 3 to move back and forth, and the overturning degree of the backrest part 2 relative to the seat plate 1 is accurately adjusted.
On the basis of the above embodiment, the present embodiment further includes a supporting member 6 and a sliding chute 7, the supporting member 6 includes a supporting frame 61 and a sliding block 62, and the sliding chute 7 is disposed at the bottom of the seat plate 1; the upper surface of first connecting rod 3 is located to the bottom of support frame 61, and the top of support frame 61 is located to slider 62, and the bottom of bedplate 1 is located to spout 7, and slider 62 card is gone into in the spout 7. The support frame 61 has a supporting function on the seat plate 1, and the matching of the sliding block 62 and the sliding groove 7 reduces the friction force of the first connecting rod 3 moving back and forth relative to the seat plate 1, so that the first connecting rod 3 can move back and forth.
In addition to the above embodiments, the present embodiment further includes a handrail member 8, the handrail member 8 is disposed on the upper surface of the seat plate 1, and one end of the handrail member 8 is connected to the backrest 2. The armrest member 8 facilitates the arm of the user.
On the basis of the above embodiment, the armrest member 8 of the present embodiment includes the support 81 and the armrest 82, the bottom of the support 81 is disposed on the upper surface of the seat plate 1, the armrest 82 is supported on the top of the support 81, and one end of the armrest 82 is connected to the backrest 2. The support 81 can support the armrests 82, the armrests 82 are driven to move when the backrest part 2 turns over, the positions of the armrests 82 are always matched with the positions of the arms of a user, and the arms of the user with different rising and lying degrees can be conveniently placed.
On the basis of the above embodiment, the present embodiment further includes a foot placing frame 9 and a third connecting rod 10, the foot placing frame 9 is disposed at the front end of the seat plate 1, the upper end of the foot placing frame 9 is connected to one end of the third connecting rod 10, the other end of the third connecting rod 10 is connected to the bracket 81, and the third connecting rod 10 is disposed on the upper surface of the seat plate 1. The user can place his feet on the foot rest 9.
Further, the present embodiment further includes a fifth link 12, and both ends of the fifth link 12 are respectively connected to the support 81 and the backrest 2.
On the basis of the above embodiment, this embodiment further includes a supporting rod 11, one end of the supporting rod 11 is connected with the leg placing frame 9, the other end of the supporting rod 11 is rotatably connected with the first connecting rod 3, and one end of the supporting rod 11 connected with the leg placing frame 9 is higher than one end of the supporting rod 11 connected with the first connecting rod 3. The bracing piece 11 has certain supporting role to putting foot rest 9, prevents to put foot rest 9 and rocks, and when first connecting rod 3 moved forward, promotes bracing piece 11 upset downwards, prevents that bracing piece 11 from blockking that first connecting rod 3 removed, and when first connecting rod 3 moved backward, drives bracing piece 11 upset upwards, resumes the support of bracing piece 11 to the foot rest. Thereby preventing the influence on the forward and backward movement of the first link 3 while supporting the foot stool.
On the basis of the above-described embodiment, the backrest 2 of the present embodiment includes the first backrest frame 21, the second backrest frame 22, and the fourth link 23, wherein the bottoms of the first backrest frame 21 and the second backrest frame 22 are rotatably connected to the rear end of the seat plate 1, the fourth link 23 is disposed between the first backrest frame 21 and the second backrest frame 22, and both ends of the fourth link 23 are respectively connected to the inner sides of the first backrest frame 21 and the second backrest frame 22. The number of the fourth links 23 is three in this embodiment, so that the first back frame 21 and the second back frame 22 are stably connected to each other, thereby improving the stability of the backrest 2. Further, the fourth link 23 is for connection with the second link 4.
On the basis of the above embodiment, the other end of the second link 4 is connected to the fourth link 23 in the present embodiment. Specifically, the end of the second link 4 is provided with a hole (not shown in the drawings but well understood) through which the fourth link 23 is connected to the first back frame 21 and the second back frame 22.
On the basis of the above embodiment, the present embodiment further includes a driving mechanism, the driving mechanism is connected to the transmission block 52, and the driving mechanism is configured to drive the transmission block 52 to move along the extending direction of the lead screw 51.
On the basis of the above embodiments, the second link 4 of the present embodiment has an arc shape. The arc-shaped second link 4 is more advantageous for supporting the backrest part 2.
The lifting device provided by the utility model converts linear motion into turnover motion of the backrest 2 through the matching of the transmission block 52 and the first connecting rod 3 and the second connecting rod 4, so as to realize the turnover of the backrest 2; the lifting device provided by the utility model can be used for daily household use, such as a reclining chair; the device can also be used as a medical machine for patients, is convenient for the patients to get up and down, and can be used as a wheelchair and the like.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention.
Claims (8)
1. A device for rising and lying, comprising: the chair comprises a seat plate, a backrest part, a first connecting rod, a second connecting rod and a transmission part;
the backrest part is rotatably connected with the rear end of the seat board, the first connecting rod is positioned at the bottom of the seat board, one end of the first connecting rod is rotatably connected with one end of the second connecting rod, the other end of the second connecting rod is fixedly connected with the backrest part, the transmission part is in transmission connection with the first connecting rod, and the transmission part drives the first connecting rod to move back and forth so as to drive the backrest part to overturn relative to the seat board;
the two first connecting rods are respectively arranged on two sides of the bottom of the seat plate, and the transmission piece comprises a screw rod and a transmission block; the screw rod is arranged between the two first connecting rods and is in transmission connection with the inner sides of the two first connecting rods, and the transmission block is in threaded connection with the screw rod.
2. The device for rising and lying according to claim 1, further comprising a support member and a sliding groove, wherein the support member comprises a support frame and a sliding block, and the sliding groove is arranged at the bottom of the seat plate; the bottom of support frame is located the upper surface of first connecting rod, the slider is located the top of support frame, the spout is located the bottom of bedplate, the slider card is gone into in the spout.
3. The device for reclining and raising as claimed in claim 1, further comprising an armrest member provided on an upper surface of the seat plate, one end of the armrest member being connected to the backrest portion.
4. The device for reclining and lifting as claimed in claim 3, wherein the armrest member comprises a support frame and an armrest, a bottom portion of the support frame is provided on an upper surface of the seat plate, the armrest is supported on a top portion of the support frame, and one end of the armrest is connected to the backrest portion.
5. The device for rising and lying according to claim 4, further comprising a foot rest and a third connecting rod, wherein the foot rest is arranged at the front end of the seat plate, the upper end of the foot rest is connected with one end of the third connecting rod, and the other end of the third connecting rod is connected with the bracket.
6. The device for rising and lying according to claim 5, further comprising a supporting rod, wherein one end of the supporting rod is connected with the footrest, the other end of the supporting rod is rotatably connected with the first connecting rod, and one end of the supporting rod connected with the footrest is higher than one end of the supporting rod connected with the first connecting rod.
7. The reclining and raising apparatus according to claim 1, wherein the backrest portion includes a first backrest frame, a second backrest frame, and a fourth link, bottoms of the first and second backrest frames are rotatably connected to a rear end of the seat plate, the fourth link is provided between the first and second backrest frames, and both ends of the fourth link are connected to inner sides of the first and second backrest frames, respectively.
8. The device of claim 1, wherein the second link is arcuate in shape.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202120472298.1U CN215535769U (en) | 2021-03-03 | 2021-03-03 | Rising and lying device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202120472298.1U CN215535769U (en) | 2021-03-03 | 2021-03-03 | Rising and lying device |
Publications (1)
Publication Number | Publication Date |
---|---|
CN215535769U true CN215535769U (en) | 2022-01-18 |
Family
ID=79838926
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202120472298.1U Expired - Fee Related CN215535769U (en) | 2021-03-03 | 2021-03-03 | Rising and lying device |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN215535769U (en) |
-
2021
- 2021-03-03 CN CN202120472298.1U patent/CN215535769U/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: 20220118 |
|
CF01 | Termination of patent right due to non-payment of annual fee |