CN219929328U - Small radius curve chair - Google Patents
Small radius curve chair Download PDFInfo
- Publication number
- CN219929328U CN219929328U CN202321457688.7U CN202321457688U CN219929328U CN 219929328 U CN219929328 U CN 219929328U CN 202321457688 U CN202321457688 U CN 202321457688U CN 219929328 U CN219929328 U CN 219929328U
- Authority
- CN
- China
- Prior art keywords
- wheel set
- guide rail
- limit
- guide wheel
- guide
- 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.)
- Active
Links
- 230000005540 biological transmission Effects 0.000 claims description 24
- 238000005096 rolling process Methods 0.000 claims description 11
- 239000002184 metal Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Landscapes
- Types And Forms Of Lifts (AREA)
Abstract
The utility model discloses a small-radius curve chair, which comprises a main machine box, a chair seat, an upper limit guide wheel set and a lower limit guide wheel set; the front side of the main case is provided with the seat, the upper end and the lower end of the back side are respectively provided with an upper limit guide wheel set and a lower limit guide wheel set, and the upper limit guide wheel set and the lower limit guide wheel set are respectively matched with an upper guide rail mechanism and a lower guide rail mechanism for use; the upper guide rail mechanism comprises an upper guide rail, the lower end of the upper guide rail is fixedly connected with an upper rack plate, and teeth are arranged at the lower end of the upper rack plate; the lower guide rail mechanism comprises a lower guide rail, the lower end of the lower guide rail is fixedly connected with a lower rack plate, and teeth are arranged at the lower end of the lower rack plate; the technical scheme of the utility model improves the guide rail structure and the guide wheel set structure used by the traditional curve chair, so that the turning radius of the chair body is smaller, correspondingly, the stair use space occupied by the curve chair is reduced, the stair is convenient for people to use, and the walking safety of the stair room is also improved.
Description
Technical Field
The utility model relates to the technical field of curve chairs, in particular to a small-radius curve chair.
Background
A curved chair, also known as a chair lift, is a device mounted on a stair railing that can be raised or lowered along a stair. Generally, a curved chair includes a rail installed at one side of a stair railing and a chair body capable of being lifted or lowered along the rail by driving a motor. The curve chair is usually used in a building or other buildings without elevators, and can effectively solve the problem that the old, especially the disabled, goes upstairs and downstairs, and brings great convenience to life of people.
With the development and progress of technology, the structure of the curve chair is continuously improved in the industry so as to meet the continuously improved use demands of users.
Disclosure of Invention
The utility model aims to provide a small-radius curve chair so as to meet the use requirements of users.
In order to achieve the purpose of the utility model, the technical scheme adopted by the utility model is as follows:
a small radius curve chair comprises a main machine box, a chair seat, an upper limit guide wheel set and a lower limit guide wheel set; the front side of the main case is provided with the seat, the upper end and the lower end of the back side are respectively provided with an upper limit guide wheel set and a lower limit guide wheel set, and the upper limit guide wheel set and the lower limit guide wheel set are respectively matched with an upper guide rail mechanism and a lower guide rail mechanism for use; the upper guide rail mechanism comprises an upper guide rail, the lower end of the upper guide rail is fixedly connected with an upper rack plate, and teeth are arranged at the lower end of the upper rack plate; the lower guide rail mechanism comprises a lower guide rail, the lower end of the lower guide rail is fixedly connected with a lower rack plate, and teeth are arranged at the lower end of the lower rack plate;
the upper limit guide wheel set and the lower limit guide wheel set have the same structure; the upper limit guide wheel set comprises a mounting plate connected with the back side of the main case, two transversely arranged upper guide limit wheels are mounted at intervals side by side at the upper end of the mounting plate, and the upper guide limit wheels are in rolling connection with the upper ends of the upper guide rails; the lower end of the mounting plate is transversely provided with a mounting frame, the upper side of the mounting frame is provided with two rows of side guide limit wheels along the length direction of the upper rack plate, each row of side guide limit wheels are two arranged at intervals, the circumferential surface of the side guide limit wheel of the outer row is in rolling connection with the outer end surface of the upper rack plate, and the circumferential surface of the side guide limit wheel of the inner row is in rolling connection with the inner end surface of the upper rack plate;
the driving motor is arranged in the main machine box and drives the two driving gears to rotate, the driving gears of the upper limit guide wheel set are in driving connection with the upper rack plate, and the driving gears of the lower limit guide wheel set are in driving connection with the lower rack plate.
Compared with the prior art, the utility model has the beneficial effects that:
the technical scheme of the utility model improves the guide rail structure and the guide wheel set structure used by the traditional curve chair, so that the turning radius of the chair body is smaller, correspondingly, the stair use space occupied by the curve chair is reduced, the stair is convenient for people to use, and the walking safety of the stair room is also improved.
Drawings
FIG. 1 is a first schematic view of a structure according to an embodiment of the present utility model;
FIG. 2 is a second schematic diagram of a structure according to an embodiment of the present utility model;
FIG. 3 is a third schematic diagram of a structure according to an embodiment of the present utility model;
FIG. 4 is a fourth schematic diagram of a structure according to an embodiment of the present utility model;
FIG. 5 is a fifth schematic diagram of a structure according to an embodiment of the present utility model;
in the figure, an upper guide rail 1, an upper rack plate 2, a lower guide rail 3, a lower rack plate 4, a main case 5, a seat 6, an upper limit guide wheel set 7, a lower limit guide wheel set 8, an upper limit guide wheel 9, a side limit guide wheel 10, a transmission gear 11, a driving motor 12, a storage battery 13, a driving controller 14, a mounting plate 15 and a mounting frame 16.
Detailed Description
The utility model is described in further detail below with reference to the drawings and the specific examples. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
It should be noted that, in the present utility model, terms like "connected" and "connected" are used to denote "connected," and include both a direct connection of a certain component to another component and a connection of a certain component to another component through another component.
It should be noted that, the curve chair that uses at present, because the track is installed in stair railing inboard generally, and the chair main part is at the removal in-process, need turn round, in order to ensure can turn round smoothly, the bend degree of turning round sets up greatly generally for the track has taken up too much stair and has used the space, has brought certain inconvenience to people's use stair trip, and people walks in more constrictive stair, has also reduced the security that people used the stair.
With the development and progress of technology, the problem of overlarge turning radius in the industry is continuously improved to meet the use demands of people.
As shown in fig. 1-5, the present embodiment provides a small radius curved chair, that is, a curved chair with small turning radius, which comprises a main chassis 5, a seat 6, an upper limit guide wheel set 7, a lower limit guide wheel set 8, an upper guide rail mechanism and a lower guide rail mechanism;
the front side of the mainframe box 5 is provided with the seat 6, the upper end and the lower end of the back side are respectively provided with an upper limit guide wheel set 7 and a lower limit guide wheel set 8, and the upper limit guide wheel set 7 and the lower limit guide wheel set 8 are respectively matched with an upper guide rail mechanism and a lower guide rail mechanism for use;
the upper guide rail mechanism comprises an upper guide rail 1, wherein the lower end of the upper guide rail 1 is fixedly connected with an upper rack plate 2, and teeth are arranged at the lower end of the upper rack plate 2; the lower guide rail mechanism comprises a lower guide rail 3, the lower end of the lower guide rail 3 is fixedly connected with a lower rack plate 4, and teeth are arranged at the lower end of the lower rack plate 4; as can be seen from the figure, the thickness of the upper rack plate 2 is smaller than the inner diameter of the upper rail, and the thickness of the lower rack plate 4 is smaller than the inner diameter of the lower rail.
The upper limit guide wheel set 7 and the lower limit guide wheel set 8 have the same structure;
the upper limit guide wheel set 7 comprises a mounting plate 15 connected with the back side of the main case 5, two transversely arranged upper guide limit wheels 9 are mounted at intervals side by side at the upper end of the mounting plate 15, and the upper guide limit wheels 9 are in rolling connection with the upper end of the upper guide rail 1; the lower end of the mounting plate 15 is transversely provided with a mounting frame 16, two rows of side guide limit wheels 10 are arranged on the upper side of the mounting frame along the length direction of the upper rack plate 2, each row of side guide limit wheels 10 are two arranged at intervals, the circumferential surface of the side guide limit wheel 10 on the outer side is in rolling connection with the outer side end surface of the upper rack plate 2, and the circumferential surface of the side guide limit wheel 10 on the inner side is in rolling connection with the inner side end surface of the upper rack plate 2;
the two rows of side guide limit wheels 10 of the upper limit guide wheel set 7 and the lower limit guide wheel set 8 are respectively provided with a transmission gear 11, a wheel shaft of each transmission gear 11 penetrates through the back side of the main case 5 and stretches into the main case 5, a driving motor 12 is arranged in the main case 5, the two transmission gears 11 are driven to rotate by the driving motor 12, the transmission gears of the upper limit guide wheel set 7 are in transmission connection with the upper rack plate 2, and the transmission gears of the lower limit guide wheel set 8 are in transmission connection with the lower rack plate 4.
The lower limit guide wheel set 8 comprises a mounting plate 15 connected with the back side of the main case 5, two transversely arranged upper guide limit wheels 9 are mounted at intervals side by side at the upper end of the mounting plate 15, and the upper guide limit wheels 9 are in rolling connection with the upper end of the lower guide rail 3; the mounting bracket 16 is transversely installed to the lower extreme of mounting panel 15, the mounting bracket upside is provided with two rows of side direction spacing wheels 10 along lower rack board 4 length direction, and every row of side direction spacing wheels 10 is two that the interval set up, the periphery of the side direction spacing wheel 10 of outside one row with the outside terminal surface roll connection of lower rack board 4, the periphery of the side direction spacing wheel 10 of inboard one row with the inboard terminal surface roll connection of lower rack board 4.
In addition, the upper guide rail 1 and the lower guide rail 3 are both metal pipes.
The technical scheme of the utility model improves the structures of the guide rail and the guide wheel set used by the traditional curve chair, and the side guide limit wheels walk along the rack plate with smaller thickness, so that the turning radius of the chair body is smaller, correspondingly, the stair use space occupied by the curve chair is reduced, the stair is convenient for people to use, and the walking safety of the stair room is also improved.
In addition, as shown in the drawings, the scheme of the present utility model further comprises a storage battery 13 for supplying power, a driving controller 14 for controlling the driving motor, etc., which are structures in the conventional art, and will not be described in detail.
In addition, the specific transmission structure of the driving motor can adopt the transmission structure in the prior art. The output shaft of the driving motor can be connected with the shaft of the transmission gear positioned at the upper side in a transmission way, and meanwhile, the driving motor is connected with the shaft of the transmission gear positioned at the lower side in a transmission way through a chain, so that the two transmission gears can be driven to rotate simultaneously by using one motor, the chair main body can move on the track, and the moving synchronism of the two transmission gears is ensured.
The foregoing is merely a preferred embodiment of the present utility model and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present utility model, which are intended to be comprehended within the scope of the present utility model.
Claims (3)
1. The small-radius curve chair is characterized by comprising a main machine box (5), a chair seat (6), an upper limit guide wheel set (7), a lower limit guide wheel set (8), an upper guide rail mechanism and a lower guide rail mechanism; the front side of the main case (5) is provided with the seat (6), the upper end and the lower end of the back side are respectively provided with an upper limit guide wheel set (7) and a lower limit guide wheel set (8), and the upper limit guide wheel set (7) and the lower limit guide wheel set (8) are respectively matched with an upper guide rail mechanism and a lower guide rail mechanism for use; the upper guide rail mechanism comprises an upper guide rail (1), the lower end of the upper guide rail (1) is fixedly connected with an upper rack plate (2), and teeth are arranged at the lower end of the upper rack plate (2); the lower guide rail mechanism comprises a lower guide rail (3), the lower end of the lower guide rail (3) is fixedly connected with a lower rack plate (4), and teeth are arranged at the lower end of the lower rack plate (4);
the upper limit guide wheel set (7) and the lower limit guide wheel set (8) have the same structure; the upper limit guide wheel set (7) comprises a mounting plate (15) connected with the back side of the main case (5), two transversely arranged upper guide limit wheels (9) are arranged at intervals side by side at the upper end of the mounting plate (15), and the upper guide limit wheels (9) are in rolling connection with the upper end of the upper guide rail (1); the lower end of the mounting plate (15) is transversely provided with a mounting frame (16), two rows of side guide limit wheels (10) are arranged on the upper side of the mounting frame along the length direction of the upper rack plate (2), each row of side guide limit wheels (10) are two arranged at intervals, the circumferential surface of one row of side guide limit wheels (10) on the outer side is in rolling connection with the outer side end surface of the upper rack plate (2), and the circumferential surface of one row of side guide limit wheels (10) on the inner side is in rolling connection with the inner side end surface of the upper rack plate (2);
the gear transmission mechanism is characterized in that a transmission gear (11) is respectively arranged between two rows of side guide limit wheels (10) of the upper limit guide wheel set (7) and the lower limit guide wheel set (8), a wheel shaft of the transmission gear (11) penetrates through the back side of the main case (5) and stretches into the main case (5), a driving motor (12) is arranged in the main case (5), the driving motor (12) drives the two transmission gears (11) to rotate, the transmission gear of the upper limit guide wheel set (7) is in transmission connection with the upper rack plate (2), and the transmission gear of the lower limit guide wheel set (8) is in transmission connection with the lower rack plate (4).
2. A small radius curve chair according to claim 1, wherein the lower limit guide wheel set (8) comprises a mounting plate (15) connected with the back side of the main machine box (5), two upper guide limit wheels (9) which are transversely arranged are arranged at intervals side by side at the upper end of the mounting plate (15), and the upper guide limit wheels (9) are in rolling connection with the upper end of the lower guide rail (3); the mounting bracket (16) is transversely installed to the lower extreme of mounting panel (15), mounting bracket upside is provided with two rows of side direction spacing wheels (10) along lower rack board (4) length direction, and every row of side direction spacing wheels (10) are two that the interval set up, the periphery of outside one row of side direction spacing wheels (10) with the outside terminal surface roll connection of rack board (4), the periphery of inboard one row of side direction spacing wheels (10) with the inboard terminal surface roll connection of rack board (4) down.
3. A small radius curved chair according to claim 1, wherein the upper (1) and lower (3) rails are metal tubes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321457688.7U CN219929328U (en) | 2023-06-09 | 2023-06-09 | Small radius curve chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321457688.7U CN219929328U (en) | 2023-06-09 | 2023-06-09 | Small radius curve chair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219929328U true CN219929328U (en) | 2023-10-31 |
Family
ID=88500171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321457688.7U Active CN219929328U (en) | 2023-06-09 | 2023-06-09 | Small radius curve chair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219929328U (en) |
-
2023
- 2023-06-09 CN CN202321457688.7U patent/CN219929328U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN212503512U (en) | Elevator cab overhauls safety arrangement | |
| CN219929328U (en) | Small radius curve chair | |
| CN108328456A (en) | A kind of elevator guide rail | |
| CN208531967U (en) | A kind of elevator guide rail | |
| CN210117137U (en) | Corridor walking-replacing device | |
| CN212003003U (en) | Lifting device for electromechanical equipment maintenance | |
| CN211912018U (en) | Stair climbing robot | |
| CN212106718U (en) | Elevator braking device | |
| CN211835059U (en) | Novel wheelchair stair climbing vehicle | |
| CN220485015U (en) | Turning track, stair climbing machine and stair climbing system | |
| CN209835352U (en) | Corridor lifting system and corridor lifter | |
| CN202637316U (en) | Electric climbing wheelchair | |
| CN2354537Y (en) | Medical trolley | |
| CN108996369A (en) | Manned Stair climbing device | |
| CN214943937U (en) | Escalator with automatic lifting platform | |
| CN212292430U (en) | Flat step stair device | |
| CN108821066A (en) | A kind of the manned of manned Stair climbing device climbs building method | |
| CN111449860A (en) | Novel wheelchair stair climbing vehicle | |
| CN218316995U (en) | Electric docking vehicle with accurate docking | |
| CN212450186U (en) | Elevator device for corridor escalator | |
| CN208378135U (en) | A kind of forcibly driving elevator of no balance weight | |
| CN214930185U (en) | Manned electric stair climbing vehicle with automatically leveled seat | |
| CN220766448U (en) | Movable wheelchair lifting platform | |
| CN215479055U (en) | Villa elevator | |
| CN215854516U (en) | Large-load type seat elevator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |