CN220316997U - Simulation adjusting device for seat elevator track - Google Patents
Simulation adjusting device for seat elevator track Download PDFInfo
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- CN220316997U CN220316997U CN202321672359.4U CN202321672359U CN220316997U CN 220316997 U CN220316997 U CN 220316997U CN 202321672359 U CN202321672359 U CN 202321672359U CN 220316997 U CN220316997 U CN 220316997U
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- adjusting
- shaft
- seat
- circular tube
- steel pipe
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- 238000004088 simulation Methods 0.000 title claims abstract description 27
- 229910000831 Steel Inorganic materials 0.000 claims description 42
- 239000010959 steel Substances 0.000 claims description 42
- 238000006073 displacement reaction Methods 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 2
- 230000001174 ascending effect Effects 0.000 abstract description 3
- 230000007704 transition Effects 0.000 abstract description 3
- 230000032683 aging Effects 0.000 description 3
- 239000004677 Nylon Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229920001778 nylon Polymers 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 230000009295 sperm incapacitation Effects 0.000 description 1
Abstract
A simulation adjusting device for a seat elevator track is characterized in that an adjusting shaft and an adjusting seat are installed on a support, a pulley block is installed on the adjusting seat and matched with an upper circular tube, the adjusting shaft is in threaded connection with the adjusting seat, a simulation rotating shaft is installed on the support, a rotating shaft front sleeve, a rotating shaft rear sleeve and a gear are installed on the simulation rotating shaft, and the gear is meshed with a rack on a lower circular tube. At the lowest position of the bracket, the distance between the upper circular tube and the lower circular tube of the track is the largest; when the support moves to the arc transition section, the distance between the upper circular tube and the lower circular tube of the track is gradually reduced; when the bracket moves to a normal ascending state, the distance between the upper circular tube and the lower circular tube of the track is gradually reduced to a stable value; on the contrary, when the bracket descends from a high place, the distance between the upper circular tube and the lower circular tube of the rail is inversely changed with that when the bracket ascends. The adjusting device is composed of an adjusting plate, an adjusting shaft, an adjusting seat and a pulley block, and the adjusting plate swings back and forth in an arc groove on the bracket through a sliding pin shaft on the adjusting plate so as to adapt to the track (the distance between the upper round pipe and the lower round pipe) in the movement of the bracket, so that the upper end face of the bracket is kept horizontal, the clamping stagnation is avoided, and the safety coefficient is high.
Description
Technical Field
The present utility model relates to a seat lift adjustment device, and more particularly, to a seat lift rail simulation adjustment device.
Background
In recent years, the aging of China is in an increasing situation, and under the background of large aging base of population of China, the aging problem is increasingly serious, so that the proportion of empty nest, incapacitation and semi-incapacitation groups of the old is gradually increased, and people injured by the old or parts below legs walk inconveniently and go upstairs and downstairs.
In the existing corridor handrail, the steel pipe handrail is an irregular handrail or a steel pipe handrail, when the corridor elevator is installed, the steel pipe handrail is provided with a guide rail steel pipe unit and a corresponding steel pipe rack, the guide rail steel pipe unit is installed beside the corridor handrail, the guide rail steel pipe unit is arranged along the direction of the corridor handrail and consists of an upper steel pipe, a lower steel pipe and an arc-shaped steel pipe connected with the upper steel pipe and the lower steel pipe, the upper steel pipe and the lower steel pipe are mutually parallel, the steel pipe rack is also arranged on the lower steel pipe, a support on the back of a seat is installed on the guide rail steel pipe unit, the upper part of the support is sleeved with the upper steel pipe, a gear meshed with the steel pipe rack is arranged at the bottom of the support, a matched driving motor is installed, the driving gear is driven to rotate, and the seat is driven to move up and down, so that the upstairs and downstairs are realized. The seat elevator is not provided with a simulated track adjusting device during design, and a well-matched track and adjusting device can be determined only by complex design calculation and multiple sample trial production. The design workload can be simplified by developing the simulation adjusting device for the seat elevator track, the design is carried out on the basis of the simulation adjusting device (finished product) when the track is designed, otherwise, the seat is easy to be blocked when the guide rail steel pipe unit moves, and potential safety hazards exist.
Disclosure of Invention
In order to solve the technical problems, the utility model provides a simulation adjusting device for a seat elevator track, which has the technical scheme that:
the seat comprises a support and guide rail steel pipe units, wherein the back of the seat is provided with the support, the guide rail steel pipe units are arranged along the direction of a stair handrail, the support is arranged on the guide rail steel pipe units, the guide rail steel pipe units comprise an upper steel pipe, a lower steel pipe and arc-shaped steel pipes connected with the upper steel pipe and the lower steel pipe, an adjusting plate is transversely arranged on the support, two ends of the adjusting plate are respectively provided with an adjusting shaft and an adjusting seat, each adjusting shaft is provided with an upper shaft sleeve, and an inner hole of the upper shaft sleeve is matched with the middle section of the adjusting shaft; the large end of the adjusting shaft is matched with bearing holes with sealing rings at two ends, the outer ring of the large bearing is matched with the bearing seat holes of the bracket, the retainer ring for the holes is used for limiting the displacement of the bearing, and the upper shaft cover is fixed on the large end surface of the adjusting shaft by using screws to limit the reverse movement of the bearing; the outer ring of the upper shaft sleeve is matched with another bearing hole, the outer ring of the bearing is fixed in a hole of the adjusting plate, and the retainer ring for the hole is used for limiting the displacement of the bearing;
the middle part of the adjusting seat is provided with a screw hole which is in threaded connection with the tail end of the adjusting shaft;
an arc groove is formed in the support between the two adjusting shafts, one end of the sliding pin shaft is arranged at the back of the support and penetrates through the arc groove of the support, the other end of the sliding pin shaft is arranged on the adjusting plate, and the adjusting plate can swing up and down along the arc groove;
the upper pulley block and the lower pulley block are fixedly arranged on the adjusting seat, the upper pulley block and the lower pulley block are positioned by a shaft clamp, and a space formed by the upper pulley block and the lower pulley block is matched with a circular tube on the track.
Further, the upper pulley block and the lower pulley block are composed of two small pulleys and two large pulleys, and the two small pulleys and the two large pulleys are respectively and symmetrically arranged up and down along the axial direction of the upper circular tube.
Further, a small pulley is arranged on one side of the pulley seat through a pulley shaft I, a large pulley is arranged on the other side of the pulley seat through a pulley shaft II, and the large pulley and the small pulley rotate along the pulley shafts respectively.
Further, a simulated rotating shaft is arranged on the support, the simulated rotating shaft is fixed at the lower part of the support through a hexagon screw after being limited, the front part of the rotating shaft is sleeved with the rotating shaft, a gear is fixed at the forefront end of the simulated rotating shaft through a flat key, a steel pipe rack is arranged on a lower steel pipe, the gear is meshed with the rack, and the simulated rotating shaft is driven by a driving motor arranged on the support.
The beneficial effects of the utility model are as follows: compared with the prior art, the simulation adjusting device for the seat elevator track is characterized in that an adjusting shaft and an adjusting seat are arranged on a support, a pulley block is arranged on the adjusting seat and matched with an upper circular tube, the adjusting shaft is in threaded connection with the adjusting seat, a simulation rotating shaft is further arranged on the support, a rotating shaft front sleeve, a rotating shaft rear sleeve and a gear are arranged on the simulation rotating shaft, and the gear is meshed with a rack on a lower circular tube. The working process comprises the following steps: when the bracket is at the lowest position, the distance between the upper circular tube and the lower circular tube of the track is the largest; when the support moves to the arc transition section, the distance between the upper circular tube and the lower circular tube of the track is gradually reduced; when the bracket moves to a normal ascending state, the distance between the upper circular tube and the lower circular tube of the track is gradually reduced to a stable value; on the contrary, when the bracket descends from a high place, the distance between the upper circular tube and the lower circular tube of the rail is inversely changed with that when the bracket ascends. The adjusting device is composed of an adjusting plate, an adjusting shaft, an adjusting seat and a pulley block, the sliding pin shaft on the adjusting plate swings back and forth along the arc groove designed on the support to adapt to the track (the distance between the upper round tube and the lower round tube) change in the movement of the support, so that the upper end face of the support keeps horizontal no matter whether the support moves or is static, clamping stagnation can not occur, and the safety coefficient is higher.
Drawings
FIG. 1 is a front view of the present utility model;
FIG. 2 is a cross-sectional view A-A of FIG. 1;
FIG. 3 is an enlarged view of portion B of FIG. 2;
FIG. 4 is a cross-sectional view of C-C of FIG. 2;
as shown in the figure, 1 support, 2 adjusting plate, 3 sliding pin shaft, 4 upper shaft cover, 5 big bearing,
the device comprises a shaft sleeve 6, an adjusting shaft 7, a small pulley 8, a pulley seat 9, an adjusting washer 10, a small bearing 11, a large pulley 12, an adjusting seat 13, a simulation rotating shaft 14, a rotating shaft rear sleeve 15, a rotating shaft front sleeve 16 and a gear 17.
Description of the embodiments
As shown in the figure, the utility model relates to a simulation adjusting device for a seat elevator track, which comprises a bracket 1, a simulation rotating shaft 14, a rotating shaft rear sleeve 15, a rotating shaft front sleeve 16, a gear 17, an adjusting plate 2, an adjusting shaft 7, an upper shaft sleeve 6, an upper shaft cover 4, an adjusting seat 13, a pulley seat 9, four nylon pulleys (namely two small pulleys 8 and two large pulleys 12), a sliding pin shaft 3, various bearings and the like. (the round tube rail for the device test is a manufactured and verified product and is not in the range of the patent)
The support is a basic bearing piece, and all simulation adjustment parts are directly or indirectly arranged on the support. The rear sleeve of the rotating shaft for limiting the simulated rotating shaft (limiting the forward movement of the simulated rotating shaft) is fixed in the lower hole of the bracket by an inner hexagon screw, the front sleeve of the rotating shaft is sleeved at the front part of the simulated rotating shaft (limiting the backward movement of the simulated rotating shaft), and the gear is fixed at the forefront end of the simulated rotating shaft by a flat key. The simulated rotating shaft drives the gear to be meshed with the rack on the track when the driving motor rotates (or rotates by hand).
The large end of the adjusting shaft is matched with a hole of the large bearing 5, the outer ring of the large bearing 5 is matched with a bracket bearing seat hole, the displacement of the large bearing 5 is limited by a retainer ring for the hole, and an upper shaft cover is fixed on the large end surface of the adjusting shaft by an inner hexagon screw to limit the reverse movement of the bearing.
The outer ring of the upper shaft sleeve is matched with another bearing hole, the outer ring of the bearing is fixed in the hole of the adjusting plate, and the retainer ring for the hole is used for limiting the displacement of the bearing; the inner hole of the upper shaft sleeve is matched with the middle section of the adjusting shaft.
An adjusting washer 10 is arranged between the adjusting seat and the pulley seat. The middle screw hole of the adjusting seat is matched with the screw thread at the tail section of the adjusting shaft, and the adjusting seat can rotate along the center of the adjusting shaft.
The sliding pin shaft penetrates through the arc groove of the support, and the cylinder of the sliding pin shaft is matched with the central hole of the adjusting plate, so that the adjusting plate can swing up and down along the arc groove of the support.
The small pulley is arranged on one side of the pulley seat by a pulley shaft I, the large pulley is arranged on the other side of the pulley seat by a pulley shaft II, two small bearings 11 are arranged on the large pulley, and the large pulley and the small pulley can rotate around the installation shaft. The pulley blocks are symmetrically arranged on the corresponding hole seats of the adjusting seat, the pulley blocks are positioned by shaft clamps, and the space formed by the upper pulley and the lower pulley can be matched with the round tube on the track.
When the simulation rotating shaft is driven (or manually) to rotate, the gear arranged on the simulation rotating shaft rotates to drive the whole support to move along the rack of the track (the rack is welded on the lower round tube and is called as a rack track), and an auxiliary system formed by four nylon pulleys arranged on the upper adjusting seat is matched with the upper round tube parallel to the rack track to enable the gear to be always and correctly meshed with the rack. The whole movement process comprises the following steps: when the bracket is at the lowest position, the distance between the upper circular tube and the lower circular tube of the track is the largest; when the support moves to the arc transition section, the distance between the upper circular tube and the lower circular tube of the track is gradually reduced; when the bracket moves to a normal ascending state, the distance between the upper circular tube and the lower circular tube of the track is gradually reduced to a stable value; on the contrary, when the bracket descends from a high place, the distance between the upper circular tube and the lower circular tube of the rail is inversely changed with that when the bracket ascends. The adjusting device is composed of an adjusting plate, an adjusting shaft, an upper adjusting seat and four pulleys, and swings back and forth along an arc groove designed on the support through a sliding pin shaft on the adjusting plate so as to adapt to the track (distance between an upper circular tube and a lower circular tube) in the movement of the support, the upper end face of the support is kept horizontal no matter the support moves or is static, clamping stagnation cannot occur, and the safety coefficient is higher. Compared with the traditional design thought of firstly integrating and then locally, the track adjusting device provided by the utility model has reasonable structural design, adopts mature technology and standard components, has the advantages of rapidly designing the track and rapidly verifying the track, and further achieves the aim of shortening the overall design period of the seat elevator.
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 is also intended to be covered by the present utility model.
Claims (4)
1. The simulation adjusting device for the seat elevator track comprises a support and a guide rail steel pipe unit, wherein the support is arranged at the back of a seat, the guide rail steel pipe unit is arranged along the direction of a stair handrail, the support is arranged on the guide rail steel pipe unit, the guide rail steel pipe unit comprises an upper steel pipe, a lower steel pipe and an arc steel pipe connected with the upper steel pipe and the lower steel pipe, and the simulation adjusting device is characterized in that an adjusting plate is transversely arranged on the support, an adjusting shaft and an adjusting seat are respectively arranged at two ends of the adjusting plate, an upper shaft sleeve is arranged on each adjusting shaft, and an inner hole of the upper shaft sleeve is matched with the middle section of the adjusting shaft; the large end of the adjusting shaft is matched with bearing holes with sealing rings at two ends, the outer ring of the large bearing is matched with the bearing seat holes of the bracket, the retainer ring for the holes is used for limiting the displacement of the bearing, and the upper shaft cover is fixed on the large end surface of the adjusting shaft by using screws to limit the reverse movement of the bearing; the outer ring of the upper shaft sleeve is matched with another bearing hole, the outer ring of the bearing is fixed in a hole of the adjusting plate, and the retainer ring for the hole is used for limiting the displacement of the bearing;
the middle part of the adjusting seat is provided with a screw hole which is in threaded connection with the tail end of the adjusting shaft;
the support between the two adjusting shafts is provided with an arc groove, the sliding pin shaft is fixed at the back of the seat and penetrates through the arc groove of the support, and the adjusting plate can swing up and down along the arc groove;
the upper pulley block and the lower pulley block are fixedly arranged on the adjusting seat, the upper pulley block and the lower pulley block are positioned by a shaft clamp, and a space formed by the upper pulley block and the lower pulley block is matched with a circular tube on the track.
2. The simulation adjustment device for the seat elevator track according to claim 1, wherein the upper pulley block and the lower pulley block are composed of two small pulleys and two large pulleys, and the two small pulleys and the two large pulleys are respectively and symmetrically arranged up and down along the axial direction of the upper circular tube.
3. The simulation adjustment device for a seat elevator track according to claim 2, wherein the pulley shaft I for a small pulley is installed on one side of the pulley block, the pulley shaft II for a large pulley is installed on the other side of the pulley block, and the small and large pulleys are rotated along the pulley shafts, respectively.
4. The simulation adjusting device for the seat elevator track according to claim 1, wherein a simulation rotating shaft is installed on the support, the simulation rotating shaft is fixed on the lower portion of the support through a hexagonal screw after limiting, the rotating shaft is sleeved on the front portion of the rotating shaft, the gear is fixed on the forefront end of the simulation rotating shaft through a flat key, a steel pipe rack is arranged on the lower steel pipe, the gear is meshed with the rack, and the simulation rotating shaft is driven through a driving motor installed on the support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321672359.4U CN220316997U (en) | 2023-06-29 | 2023-06-29 | Simulation adjusting device for seat elevator track |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321672359.4U CN220316997U (en) | 2023-06-29 | 2023-06-29 | Simulation adjusting device for seat elevator track |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220316997U true CN220316997U (en) | 2024-01-09 |
Family
ID=89421613
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321672359.4U Active CN220316997U (en) | 2023-06-29 | 2023-06-29 | Simulation adjusting device for seat elevator track |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220316997U (en) |
-
2023
- 2023-06-29 CN CN202321672359.4U patent/CN220316997U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A simulated adjustment device for seat elevator tracks Granted publication date: 20240109 Pledgee: Taixi sub branch of Taian Bank Co.,Ltd. Pledgor: Meikangda Intelligent Technology (Shandong) Co.,Ltd. Registration number: Y2024980011814 |