CN219906620U - Stair lifting device - Google Patents
Stair lifting device Download PDFInfo
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- CN219906620U CN219906620U CN202321267348.8U CN202321267348U CN219906620U CN 219906620 U CN219906620 U CN 219906620U CN 202321267348 U CN202321267348 U CN 202321267348U CN 219906620 U CN219906620 U CN 219906620U
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- lifting
- seat
- direct current
- current motor
- support members
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- 230000007246 mechanism Effects 0.000 claims abstract description 28
- 230000009467 reduction Effects 0.000 claims abstract description 10
- 230000001681 protective effect Effects 0.000 claims description 10
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 2
- 229910052744 lithium Inorganic materials 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000001960 triggered effect Effects 0.000 claims description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000002407 reforming Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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Abstract
The utility model relates to a stair lifting device, which comprises a supporting seat, wherein the supporting seat is fixedly arranged on a stair; the lifting seat is provided with a carrier, and a lifting mechanism is arranged between the lifting seat and the supporting seat so as to drive the lifting seat and the carrier to do lifting movement on the supporting seat; the direct current motor is connected with the lifting mechanism through the reduction gear mechanism, and the direct current motor is in forward and reverse rotation and drives the lifting seat and the carrier to do lifting movement through the lifting mechanism; the external portable power supply is suitable for being connected with the direct current motor so as to supply power to the direct current motor. The stair lifting device is matched with a portable power supply, and can be used for continuously and normally transferring people or articles with inconvenient actions even under the condition of unexpected power failure of a building, so that the problem that the existing device cannot operate due to power failure is avoided.
Description
Technical Field
The utility model relates to the field of corridor elevators, in particular to a stair lifting device.
Background
In some old communities, due to the lack of matched elevators, inconvenience is caused to people with inconvenient actions or goods to be carried up and down, while the existing elevator additionally installed is high in manufacturing cost, large in modification workload, and a matched power supply circuit is required to be additionally paved, so that only alternating current can be used; and secondly, the device cannot be used under the premise of power failure caused by abnormal emergency.
Disclosure of Invention
The utility model aims to solve the technical problems that: the problem that the existing stair lifting device is large in corridor refitting amount and incapable of being used normally during power failure caused by the fact that the existing stair lifting device is configured with only alternating current is solved.
The technical scheme adopted for solving the technical problems is as follows:
there is provided a stair lift device comprising
The supporting seat is fixedly arranged on the stairs;
the lifting seat is provided with a carrier, and a lifting mechanism is arranged between the lifting seat and the supporting seat so as to drive the lifting seat and the carrier to do lifting movement on the supporting seat;
the direct current motor is connected with the lifting mechanism through the reduction gear mechanism, and the direct current motor is in forward and reverse rotation and drives the lifting seat and the carrier to do lifting movement through the lifting mechanism;
the external portable power supply is suitable for being connected with the direct current motor so as to supply power to the direct current motor.
Further, the lifting mechanism comprises
The guide rails are fixedly arranged on the supporting seat, and guide grooves are respectively formed in the two guide rails;
guide wheels are respectively arranged on two sides of the lower end of the lifting seat, the guide wheels are positioned in the guide grooves, and the lifting seat moves up and down along the two guide rails through the guide wheels;
the screw rod penetrates through the lifting seat, two ends of the screw rod are connected with the supporting seat, and the end part of the screw rod is connected with the reduction gear mechanism.
Further, the reduction gear mechanism comprises
The gear box is fixedly arranged on the supporting seat; a large gear and a small gear are arranged in the gear box,
the large gear and the small gear are meshed with each other and positioned in the gear box;
the large gear is fixed on the screw rod, and the small gear is arranged on the direct current motor.
Further, the carrier comprises
The support plate is rotationally connected with the fixing frame through the support.
Further, limit switches are respectively arranged at the upper end and the lower end of the supporting seat, the limit switches are connected with the controller, and when the limit switches are triggered by the lifting seat, the controller controls the direct current motor to stop working.
Further, a protective cover is arranged on the supporting seat, and the lifting seat moves in the protective cover;
and one side of the protective cover is provided with an avoidance groove, and the mounting part of the lifting seat is connected with the carrier after penetrating out of the avoidance groove.
The beneficial effects of the utility model are as follows:
according to the stair lifting device, the portable power supply is configured, so that the lifting device does not need to be greatly refitted on a stair in the installation process, the lifting device can be directly assembled on site and then fixed on the stair, and the carrier of the lifting device can be driven to do lifting motion through the portable power supply.
The stair lifting device is matched with a portable power supply, and can be used for continuously and normally transferring people or articles with inconvenient actions even under the condition of unexpected power failure of a building, so that the problem that the existing device cannot operate due to power failure is avoided.
Because elevating gear and power separation, reduce the installation requirement, avoid reforming transform and increase the power line requirement.
Drawings
The utility model is further described below with reference to the accompanying drawings.
FIG. 1 is a schematic view of a stair lift unit according to the present utility model;
FIG. 2 is a schematic view of a lifting mechanism of the stair lift of the present utility model;
FIG. 3 is a schematic view of the stair lift device according to the present utility model in which the DC motor drives the screw rod to rotate;
FIG. 4 is a schematic view of the stair lift (without the carrier and shield) of the present utility model;
FIG. 5 is a schematic view of a carrier;
FIG. 6 is a view showing the use state of the stair lift according to the present utility model;
wherein, 1, a supporting seat, 2, a lifting seat, 21 and a guide wheel;
3. lifting mechanism 31, screw rod 32 and guide rail;
41. a large gear, 42, a small gear;
5. a DC motor;
6. carrier, 61, fixing frame, 62, supporting plate, 63 and support;
7. a protective cover;
8. and a limit switch.
Detailed Description
The utility model will now be further described with reference to the accompanying drawings. These drawings are simplified schematic views illustrating the basic structure of the present utility model by way of illustration only, and thus show only the constitution related to the present utility model.
As shown in fig. 1 to 6, a stair lift device comprises
The supporting seat 1 is fixedly arranged on the stairs;
the lifting seat 2 is provided with a carrier 6, and a lifting mechanism 3 is arranged between the lifting seat 2 and the supporting seat 1 so as to drive the lifting seat 2 and the carrier 6 to do lifting motion on the supporting seat 1;
the direct current motor 5 is connected with the lifting mechanism 3 through a reduction gear mechanism, the direct current motor 5 rotates positively and negatively, and the lifting mechanism 3 drives the lifting seat 2 and the carrier 6 to do lifting motion;
an external portable power source is adapted to be connected to the direct current motor 5 for supplying power to the direct current motor 5.
Specifically, as an alternative implementation of the present embodiment, as shown in fig. 2 and 3, the lifting mechanism 3 includes
The pair of guide rails 32 are fixedly arranged on the supporting seat 1, and guide grooves are respectively formed in the two guide rails 32;
guide wheels 21 are respectively arranged on two sides of the lower end of the lifting seat 2, the guide wheels 21 are positioned in the guide grooves, and the lifting seat 2 moves up and down along two guide rails 32 through the guide wheels 21;
the screw rod 31 penetrates through the lifting seat 2, two ends of the screw rod 31 are connected with the supporting seat 1, and the end part of the screw rod 31 is connected with the reduction gear mechanism.
Two pairs of guide wheels 21 are arranged on the lifting seat 2, and the guide wheels 21 roll along the guide grooves to enable the lifting seat 2 to stably move.
When the lifting mechanism 3 works, the screw rod 31 rotates, so that the lifting seat 2 is driven to move on the supporting seat 1, and the lifting seat 2 drives the carrier 6 arranged on one side to move.
Specifically, as an alternative implementation of the present embodiment, as shown in fig. 3, the reduction gear mechanism includes
The gear box is fixedly arranged on the supporting seat 1; a large gear 41 and a small gear 42 are arranged in the gear box,
a large gear 41 and a small gear 42 meshed with each other and located in the gear case;
the large gear 41 is fixed to the lead screw 31, and the small gear 42 is provided to the direct current motor 5.
Specifically, as an alternative implementation manner in this embodiment, as shown in fig. 5, the carrier 6 includes a fixing frame 61 and a supporting plate 62, where the fixing frame 61 is fixedly connected to the lifting seat 2, and the supporting plate 62 is rotatably connected to the fixing frame 61 via a support 63.
Specifically, as an alternative implementation manner in this embodiment, as shown in fig. 4, limit switches 8 are respectively disposed at the upper and lower ends of the supporting seat 1, the limit switches 8 are all connected with a controller, and when the lifting seat 2 triggers the limit switches 8, the controller controls the dc motor 5 to stop working.
Specifically, as an alternative implementation manner in the present embodiment, as shown in fig. 1, a protective cover 7 is disposed on the supporting seat 1, and the lifting seat 2 moves in the protective cover 7;
an avoidance groove is formed in one side of the protective cover 7, and the mounting part of the lifting seat 2 penetrates out of the avoidance groove and then is connected with the carrier 6.
In this embodiment, the external portable power source adopts 48V8AH ternary lithium battery.
The direct current motor is of the type D2BLD75-48A-30S, the motor power is 75W, the rotating speed is 3000rpm, and the maximum torque of 0.72N.m can be provided.
The using method of the stair lifting device comprises the following steps:
the supporting seat 1 is fixedly arranged on a stair, a person or object is placed on the carrier 6, an external portable power supply is electrically connected with the direct current motor 5, the lifting device is started, the direct current motor 5 drives the screw rod 31 to rotate, the screw rod 31 drives the lifting seat 2 to move obliquely upwards, and when the lifting seat 2 touches the limit switch 8 above, the direct current motor 5 stops rotating, so that the carrier 6 can go upstairs with the person or object; when people and objects need to be carried down, the direct current motor 5 reversely rotates to drive the lifting seat 2 to move downwards, and when the lifting seat 2 touches the limit switch 8 below, the direct current motor 5 stops rotating to realize that the carrier 6 carries the people and objects down.
With the above-described preferred embodiments according to the present utility model as an illustration, the above-described descriptions can be used by persons skilled in the relevant art to make various changes and modifications without departing from the scope of the technical idea of the present utility model. The technical scope of the present utility model is not limited to the description, but must be determined according to the scope of claims.
Claims (8)
1. A stair lifting device is characterized by comprising
The supporting seat is fixedly arranged on the stairs;
the lifting seat is provided with a carrier, and a lifting mechanism is arranged between the lifting seat and the supporting seat so as to drive the lifting seat and the carrier to do lifting movement on the supporting seat;
the direct current motor is connected with the lifting mechanism through the reduction gear mechanism, and the direct current motor is in forward and reverse rotation and drives the lifting seat and the carrier to do lifting movement through the lifting mechanism;
the external portable power supply is suitable for being connected with the direct current motor so as to supply power to the direct current motor.
2. The stair lift device of claim 1 wherein the first and second support members are configured to support the first and second support members,
the lifting mechanism comprises
The guide rails are fixedly arranged on the supporting seat, and guide grooves are respectively formed in the two guide rails;
guide wheels are respectively arranged on two sides of the lower end of the lifting seat, the guide wheels are positioned in the guide grooves, and the lifting seat moves up and down along the two guide rails through the guide wheels;
the screw rod penetrates through the lifting seat, two ends of the screw rod are connected with the supporting seat, and the end part of the screw rod is connected with the reduction gear mechanism to drive the screw rod to rotate.
3. Stair lift device according to claim 2, characterized in that,
the reduction gear mechanism comprises
The gear box is fixedly arranged on the supporting seat; a large gear and a small gear are arranged in the gear box,
the large gear and the small gear are meshed with each other and positioned in the gear box;
the large gear is fixed on the screw rod, and the small gear is arranged on the direct current motor.
4. The stair lift device of claim 1 wherein the first and second support members are configured to support the first and second support members,
the carrier comprises
The support plate is rotationally connected with the fixing frame through the support.
5. The stair lift device of claim 1 wherein the first and second support members are configured to support the first and second support members,
limit switches are respectively arranged at the upper end and the lower end of the supporting seat, the limit switches are connected with the controller, and when the limit switches are triggered by the lifting seat, the controller controls the direct current motor to stop working.
6. The stair lift device of claim 1 wherein the first and second support members are configured to support the first and second support members,
the supporting seat is provided with a protective cover, and the lifting seat moves in the protective cover;
and one side of the protective cover is provided with an avoidance groove, and the mounting part of the lifting seat is connected with the carrier after penetrating out of the avoidance groove.
7. The stair lift device of claim 1 wherein the first and second support members are configured to support the first and second support members,
the external portable power supply adopts 48V8AH ternary lithium battery.
8. The stair lift device of claim 1 wherein the first and second support members are configured to support the first and second support members,
the model of the direct current motor is D2BLD75-48A-30S.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321267348.8U CN219906620U (en) | 2023-05-23 | 2023-05-23 | Stair lifting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321267348.8U CN219906620U (en) | 2023-05-23 | 2023-05-23 | Stair lifting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219906620U true CN219906620U (en) | 2023-10-27 |
Family
ID=88436748
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321267348.8U Active CN219906620U (en) | 2023-05-23 | 2023-05-23 | Stair lifting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219906620U (en) |
-
2023
- 2023-05-23 CN CN202321267348.8U patent/CN219906620U/en active Active
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