CN112396922A - Auxiliary intelligent stair suitable for children and working method thereof - Google Patents
Auxiliary intelligent stair suitable for children and working method thereof Download PDFInfo
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- CN112396922A CN112396922A CN202011191028.XA CN202011191028A CN112396922A CN 112396922 A CN112396922 A CN 112396922A CN 202011191028 A CN202011191028 A CN 202011191028A CN 112396922 A CN112396922 A CN 112396922A
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- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
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Abstract
The storage mechanism comprises a first storage cavity arranged inside each layer of step, a second storage cavity arranged inside a wall body and an electric expansion plate arranged on the vertical surface of the step, the first storage cavity corresponds to the electric expansion plate, the electric expansion plate is used for controlling the opening and closing of the first storage cavity, a brightness sensor is arranged on the electric expansion plate and used for detecting the brightness value of the environment in the stair, a lighting device is arranged in the first storage cavity and used for lighting the environment in the stair, a first guide rail, a first sliding block arranged on the first guide rail and a first pull ring arranged on the first sliding block are arranged in the second storage cavity, the expansion mechanism comprises an auxiliary platform, a telescopic mechanism and a control mechanism, the auxiliary platform, the telescopic mechanism and the control mechanism are arranged inside the first storage cavity, the driving device and the storage device are arranged, the storage mechanism comprises a first storage cavity arranged inside each layer of step, the second storage cavity and a second storage cavity arranged, And the telescopic device is connected with the auxiliary table and used for pushing out or retracting the auxiliary table.
Description
Technical Field
The invention relates to the field of living furniture, in particular to an auxiliary intelligent stair suitable for children and a working method thereof.
Background
The children learn to walk on the flat ground and try to walk on the stairs, generally, a child aged half can hold the handrail to go up and down the stairs, which is beneficial to the coordination of the brain and the limbs and the body, and is beneficial to the children in the stage, but the difficulty and the danger degree of walking the stairs are far away from the flat ground, the step width and the step height of the normal stairs are designed according to the standards of adults, the stepping range needs to be increased for the children, so that parents cannot get loose hands at a moment when learning to walk the stairs, and the children are very serious tasks.
In addition, many parents fear that children are injured and fall, and when the children walk to a stair opening, the parents directly hold the children up and down stairs, so that the children lose a chance of exercising walking skills.
Disclosure of Invention
The purpose of the invention is as follows: in order to overcome the defects in the background art, the embodiment of the invention provides an auxiliary intelligent stair suitable for children and a working method thereof, which can effectively solve the problems in the background art.
The technical scheme is as follows:
an auxiliary intelligent stair suitable for children comprises a storage mechanism, a telescopic mechanism and a control mechanism, wherein the control mechanism comprises a processor, a driving device and a storage device, the processor is respectively connected with the driving device and the storage device, the storage device is used for storing stair configuration, the storage mechanism comprises a first storage cavity arranged inside each layer of step, a second storage cavity arranged inside a wall body and an electric telescopic plate arranged on the vertical surface of the step, the first storage cavity corresponds to the electric telescopic plate, the electric telescopic plate is connected with the driving device and used for controlling the opening and closing of the first storage cavity, a brightness sensor is arranged on the electric telescopic plate and connected with the processor and used for detecting the brightness value of the environment in the stair and sending the brightness value to the processor, the first storage cavity is internally provided with a lighting device, the lighting device is connected with the driving device and used for lighting the environment in the stairs, the second storage cavity is internally provided with a first guide rail, a first sliding block arranged on the first guide rail and a first pull ring arranged on the first sliding block, the telescopic mechanism comprises an auxiliary platform arranged in the first storage cavity and a telescopic device connected with the auxiliary platform, and the telescopic device is connected with the driving device and used for pushing out or withdrawing the auxiliary platform.
As a preferable mode of the present invention, the upper surface of the auxiliary table is provided with a plurality of convex anti-slip glues.
In a preferred embodiment of the present invention, a weight sensor is disposed inside the auxiliary table, and the weight sensor is connected to the processor and configured to detect a force value of the auxiliary table and send the force value to the processor.
As a preferable mode of the present invention, the storage mechanism further includes a third storage chamber disposed on the wall, the third storage chamber is lower than the second storage chamber, and a second guide rail, a second slider disposed on the second guide rail, and a second pull ring disposed on the second slider are disposed in the third storage chamber.
In a preferred aspect of the present invention, the auxiliary table includes a table plate provided at an upper portion, a table body provided at a lower portion, and a lifting device for connecting the table plate and the table body, and the lifting device is connected to the driving device and is configured to lift or lower the table plate.
A working method of an auxiliary intelligent stair suitable for children comprises the following working steps:
s101: acquiring stair configuration set by a user, and storing the stair configuration as preset configuration to the storage device;
s102: extracting a preset configuration, wherein the preset configuration comprises a preset length and a preset height;
s103: the processor outputs a first starting signal to the driving device, and the driving device drives the electric expansion plate to retract;
s104: the processor outputs an extension signal to the driving device, and the driving device drives the telescopic device to extend for a preset length;
s105: the processor outputs a rising signal to the driving device, and the driving device drives the lifting device to rise by a preset height;
s106: the brightness sensor detects the brightness value of the environment in the stairs and sends the brightness value to the processor;
s107: the processor judges whether the brightness value is smaller than a preset brightness value;
s108: if yes, the processor outputs a second starting signal to the driving device, and the driving device drives the lighting device to start.
As a preferred embodiment of the present invention, S105 is followed by:
the weight sensor detects a stress value of the auxiliary table and sends the stress value to the processor;
the processor judges whether the stress value is smaller than a preset stress value;
if so, the processor outputs a descending signal to the driving device, and the driving device drives the lifting device to descend by a preset height;
the processor outputs a shortening signal to the driving device, and the driving device drives the telescopic device to shorten the preset length.
As a preferred embodiment of the present invention, the present invention further comprises:
the processor outputs a first closing signal to the driving device, and the driving device drives the electric expansion plate to release.
As a preferred embodiment of the present invention, the present invention further comprises:
the processor extracts the lighting device arranged in the auxiliary table with the stress value smaller than the preset stress value;
the processor outputs a second closing signal to the driving device, and the driving device drives the lighting device to be closed.
As a preferred aspect of the present invention, before the processor outputs the falling signal to the driving device, the processor further includes:
the processor judges whether the stress value is greater than or equal to a preset stress value;
if so, the processor judges whether the stress value is smaller than a preset stress value;
if yes, the processor outputs a falling signal to the driving device.
The invention realizes the following beneficial effects:
1. the auxiliary platform is arranged in the steps of the normal stairs, the horizontal position of the auxiliary platform is changed through the telescopic device connected with the auxiliary platform, the vertical position of the bedplate of the auxiliary platform is changed through the lifting device, and therefore the width and the height of the step are shortened through the auxiliary platform, the steps can accord with the stepping range of children, and safety is improved.
2. Children bind the arm with first pull ring when walking stair, bind waist or shank with the second pull ring, like this when going upstairs and downstairs, first pull ring also can remove along first guide rail and second guide rail through first slider or second slider with the second pull ring, no matter which position of stair, all can be drawn and held by first pull ring and second pull ring, further improves the security.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present disclosure and together with the description, serve to explain the principles of the disclosure.
Fig. 1 is a schematic view of the auxiliary intelligent stairway according to the present invention.
Fig. 2 is a schematic structural diagram of a luminance sensor and an illumination device provided by the present invention.
Fig. 3 is a schematic view of the lifting device according to the present invention.
Fig. 4 is a schematic structural diagram of an auxiliary table according to the present invention.
FIG. 5 is a schematic diagram of a processor connection provided by the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Example one
As shown in fig. 1-5, the embodiment provides an auxiliary intelligent stair suitable for children, which includes a storage mechanism, a telescopic mechanism, and a control mechanism, where the control mechanism includes a processor 1, a driving device 2, and a storage device 3, the processor 1 is connected to the driving device 2 and the storage device 3, the storage device 3 is used to store stair configurations, the storage mechanism includes a first storage cavity 4 disposed inside each step, a second storage cavity 5 disposed inside a wall, and an electric telescopic plate 6 disposed on a vertical surface of the step, the first storage cavity 4 corresponds to the electric telescopic plate 6, the electric telescopic plate 6 is connected to the driving device 2 and is used to control the opening and closing of the first storage cavity 4, a brightness sensor 7 is disposed on the electric telescopic plate 6, and the brightness sensor 7 is connected to the processor 1, the stair brightness detection device comprises a processor 1, a first storage cavity 4, a lighting device 8, a driving device 2, a first guide rail 9, a first sliding block 10 and a first pull ring 11, wherein the first sliding block 10 is arranged on the first guide rail 9, the first pull ring 11 is arranged on the first sliding block 10, the telescopic mechanism comprises an auxiliary platform 12 and a telescopic device 13, the auxiliary platform 12 is arranged inside the first storage cavity 4, and the telescopic device 13 is connected with the driving device 2 and used for pushing out or withdrawing the auxiliary platform 12.
The upper surface of the auxiliary table 12 is provided with a plurality of convex anti-slip glue 14.
The inside of auxiliary table 12 is provided with weight sensor 15, weight sensor 15 with treater 1 is connected for detect the atress value of auxiliary table 12 and will the atress value sends for treater 1.
The storage mechanism further comprises a third storage cavity 16 arranged on the wall, the third storage cavity 16 is lower than the second storage cavity 5, and a second guide rail 17, a second sliding block 18 arranged on the second guide rail 17 and a second pull ring 19 arranged on the second sliding block 18 are arranged in the third storage cavity 16.
The auxiliary table 12 includes a table plate 20 disposed at an upper portion, a table body disposed at a lower portion, and a lifting device 21 connecting the table plate 20 and the table body, and the lifting device 21 is connected to the driving device 2 and used for lifting or lowering the table plate 20.
Specifically, the auxiliary type intelligent stair provided by the embodiment includes a processor 1, a driving device 2, a storage device 3, a first storage cavity 4, a second storage cavity 5, an electric expansion plate 6, a brightness sensor 7, a lighting device 8, a first guide rail 9, a first slider 10, a first pull ring 11, an auxiliary platform 12, an expansion device 13, an anti-slip glue 14, a weight sensor 15, a third storage cavity 16, a second guide rail 17, a second slider 18, a second pull ring 19, a platform plate 20, a platform body and a lifting device 21.
Before using the invention, a user needs to set the stair configuration according to the size of the stair, the user only needs to output the length and the height of the stair step, the processor 1 sets the preset length as one half of the step length, sets the preset height as one half of the step height minus the height of the auxiliary platform 12, and stores the preset length and the preset height in the storage device 3.
The first storage cavity 4 is internally provided with a lighting device 8, the electric expansion plate 6 is provided with a brightness sensor 7, one brightness sensor 7 corresponds to a plurality of lighting devices 8, namely when the brightness value detected by one brightness sensor 7 is smaller than a preset brightness value, the plurality of lighting devices 8 corresponding to the brightness sensor 7 are started.
The inside setting of step is cavity, sets up electronic expansion plate 6 on its vertical face, the inside of step sets up telescoping device 13 and supplementary platform 12, works as the back is packed up to electronic expansion plate 6, telescoping device 13 can with supplementary platform 12 is released from first storing chamber 4, supplementary platform 12 just lies in on the next stage step.
The auxiliary table 12 is divided into a table plate 20 and a table body, the table plate 20 and the table body are connected through a lifting device 21, and after the auxiliary table 12 is pushed out of the first storage cavity 4, the lifting device 21 can lift the table plate 20 upwards.
Set up second storing chamber 5 and third storing chamber 16 on the wall body of stair side, second storing chamber 5 is higher than third storing chamber 16, second storing chamber 5 with third storing chamber 16 keeps parallel, links to each other through the safety protection rope between first pull ring 11 and the first slider 10, also pass through between second pull ring 19 and the second slider 18 the safety protection rope links to each other, the safety protection rope has good toughness and elasticity.
Example two
As shown in fig. 1 to 5, the present embodiment provides a working method of an auxiliary intelligent staircase suitable for children, including the following working steps:
s101: acquiring a stair configuration set by a user, and storing the stair configuration as a preset configuration to the storage device 3;
s102: extracting a preset configuration, wherein the preset configuration comprises a preset length and a preset height;
s103: the processor 1 outputs a first starting signal to the driving device 2, and the driving device 2 drives the electric expansion plate 6 to retract;
s104: the processor 1 outputs an extension signal to the driving device 2, and the driving device 2 drives the telescopic device 13 to extend for a preset length;
s105: the processor 1 outputs a rising signal to the driving device 2, and the driving device 2 drives the lifting device 21 to rise by a preset height;
s106: the brightness sensor 7 detects the brightness value of the environment in the stairs and sends the brightness value to the processor 1;
s107: the processor 1 judges whether the brightness value is smaller than a preset brightness value;
s108: if yes, the processor 1 outputs a second turn-on signal to the driving device 2, and the driving device 2 drives the lighting device 8 to start.
Specifically, in S101, a user connects to the processor 1 of the present invention through an intelligent device, such as a smart phone, a computer, etc., and after the connection is successful, the user inputs the length and the height of the stair step, and the processor 1 automatically generates a preset configuration, where the preset configuration includes a preset length and a preset height, the preset length is one half of the step length, the preset height is one half of the step height minus the height of the auxiliary table 12, and the preset configuration is stored in the storage device 3.
In S102, using the present invention, the processor 1 extracts a preset configuration.
In S103, the processor 1 controls all the electric telescopic plates 6 to retract by the driving device 2.
In S104, the processor 1 controls all the retractable devices 13 to extend by a preset length through the driving device 2, and the retractable devices 13 push the auxiliary table 12 out of the first storage cavity 4.
In S105, the processor 1 controls all the lifting devices 21 to be lifted by a preset height by the driving device 2, and the lifting devices 21 lift the table plate 20 of the auxiliary table 12.
At this time, the length of the auxiliary table 12 extending out of the first storage cavity 4 is half of the step length, and the height of the bedplate 20 is half of the step height.
In S106, the brightness sensor 7 detects a brightness value of the environment inside the stairs and transmits the brightness value to the processor 1.
In S107, a preset brightness value is set in the processor 1, and the processor 1 determines whether the received brightness value is smaller than the preset brightness value.
In S108, if the received brightness value is smaller than the preset brightness value, the processor 1 extracts the brightness sensor 7 that transmits the brightness value, and controls the lighting device 8 corresponding to the brightness sensor 7 to be activated through the driving device 2.
EXAMPLE III
As shown in fig. 1-5, after S105, further comprising:
the weight sensor 15 detects the force value of the auxiliary table 12 and sends the force value to the processor 1;
the processor 1 judges whether the stress value is smaller than a preset stress value;
if yes, the processor 1 outputs a descending signal to the driving device 2, and the driving device 2 drives the lifting device 21 to descend by a preset height;
the processor 1 outputs a shortening signal to the driving device 2, and the driving device 2 drives the telescopic device 13 to shorten the preset length.
The processor 1 outputs a first closing signal to the driving device 2, and the driving device 2 drives the electric expansion plate 6 to release.
The processor 1 extracts the lighting device 8 arranged in the auxiliary table 12 with the stress value smaller than the preset stress value;
the processor 1 outputs a second turn-off signal to the driving device 2, and the driving device 2 drives the lighting device 8 to turn off.
Before outputting the falling signal to the driving device 2, the processor 1 further includes:
the processor 1 judges whether the stress value is greater than or equal to a preset stress value;
if yes, the processor 1 judges whether the stress value is smaller than a preset stress value;
if yes, the processor 1 outputs a down signal to the driving device 2.
Specifically, be provided with weight sensor 15 in the auxiliary table 12, be provided with a predetermined stress value in the treater 1, predetermined stress value is less than children's weight, still be provided with a limiting value in the treater 1, the limiting value is greater than children's weight and is less than the parent's weight, the limiting value is used for distinguishing that the application of force object is children or the parent.
After the auxiliary table 12 is pushed out of the first storage cavity 4, a child can step on the auxiliary table 12 when walking stairs, when a child steps on the auxiliary table 12, the weight sensor 15 arranged in the auxiliary table 12 can detect the stress value, when the processor 1 receives the stress value, the processor firstly judges whether the received stress value is greater than or equal to a preset stress value, if not, no processing is carried out, if the received stress value is greater than or equal to the preset stress value, the processor continuously judges whether the stress value is less than an upper limit value, if not, it indicates that the parent is standing on the auxiliary table 12, if the force value is smaller than the upper limit value, it indicates that the child is standing on the auxiliary table 12, and continuously judges whether the force value is smaller than the preset force value, if not, indicating that the child is still standing on the auxiliary table 12, and if less than a preset stress value, indicating that the child is away from the auxiliary table 12, the processor 1 controls the auxiliary table 12 to withdraw the first storage chamber 4 through the driving device 2.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and are intended to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the scope of the present invention. All equivalent changes or modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (10)
1. An auxiliary intelligent stair suitable for children comprises a storage mechanism, a telescopic mechanism and a control mechanism, and is characterized in that the control mechanism comprises a processor, a driving device and a storage device, the processor is respectively connected with the driving device and the storage device, the storage device is used for storing stair configuration, the storage mechanism comprises a first storage cavity arranged inside each layer of step, a second storage cavity arranged inside a wall body and an electric telescopic plate arranged on the vertical surface of the step, the first storage cavity corresponds to the electric telescopic plate, the electric telescopic plate is connected with the driving device and used for controlling the opening and closing of the first storage cavity, a brightness sensor is arranged on the electric telescopic plate and connected with the processor and used for detecting the brightness value of the environment in the stair and sending the brightness value to the processor, the first storage cavity is internally provided with a lighting device, the lighting device is connected with the driving device and used for lighting the environment in the stairs, the second storage cavity is internally provided with a first guide rail, a first sliding block arranged on the first guide rail and a first pull ring arranged on the first sliding block, the telescopic mechanism comprises an auxiliary platform arranged in the first storage cavity and a telescopic device connected with the auxiliary platform, and the telescopic device is connected with the driving device and used for pushing out or withdrawing the auxiliary platform.
2. An auxiliary intelligent staircase for children as defined in claim 1, wherein: the upper surface of the auxiliary table is provided with a plurality of convex anti-skid glue.
3. An auxiliary intelligent staircase for children as defined in claim 1, wherein: the inside of auxiliary table is provided with weighing transducer, weighing transducer with the treater is connected for detect the atress value of auxiliary table and with the atress value sends the treater.
4. An auxiliary intelligent staircase for children as defined in claim 1, wherein: the storage mechanism further comprises a third storage cavity arranged on the wall body, the third storage cavity is lower than the second storage cavity, a second guide rail, a second sliding block arranged on the second guide rail and a second pull ring arranged on the second sliding block are arranged in the third storage cavity.
5. An auxiliary intelligent staircase for children as defined in claim 1, wherein: the auxiliary table comprises a table plate arranged at the upper part, a table body arranged at the lower part and a lifting device for connecting the table plate and the table body, and the lifting device is connected with the driving device and used for lifting or descending the table plate.
6. The working method of the auxiliary intelligent stairway suitable for children according to any one of claims 1 to 5, characterized by comprising the following working steps:
s101: acquiring stair configuration set by a user, and storing the stair configuration as preset configuration to the storage device;
s102: extracting a preset configuration, wherein the preset configuration comprises a preset length and a preset height;
s103: the processor outputs a first starting signal to the driving device, and the driving device drives the electric expansion plate to retract;
s104: the processor outputs an extension signal to the driving device, and the driving device drives the telescopic device to extend for a preset length;
s105: the processor outputs a rising signal to the driving device, and the driving device drives the lifting device to rise by a preset height;
s106: the brightness sensor detects the brightness value of the environment in the stairs and sends the brightness value to the processor;
s107: the processor judges whether the brightness value is smaller than a preset brightness value;
s108: if yes, the processor outputs a second starting signal to the driving device, and the driving device drives the lighting device to start.
7. The working method of the auxiliary intelligent stairway suitable for children as claimed in claim 6, wherein: after S105, further comprising:
the weight sensor detects a stress value of the auxiliary table and sends the stress value to the processor;
the processor judges whether the stress value is smaller than a preset stress value;
if so, the processor outputs a descending signal to the driving device, and the driving device drives the lifting device to descend by a preset height;
the processor outputs a shortening signal to the driving device, and the driving device drives the telescopic device to shorten the preset length.
8. The working method of the auxiliary intelligent stairway suitable for children as claimed in claim 7, wherein: further comprising:
the processor outputs a first closing signal to the driving device, and the driving device drives the electric expansion plate to release.
9. The working method of the auxiliary intelligent stairway suitable for children as claimed in claim 7, wherein: further comprising:
the processor extracts the lighting device arranged in the auxiliary table with the stress value smaller than the preset stress value;
the processor outputs a second closing signal to the driving device, and the driving device drives the lighting device to be closed.
10. The working method of the auxiliary intelligent stairway suitable for children as claimed in claim 7, wherein: before the processor outputs the falling signal to the driving device, the processor further comprises:
the processor judges whether the stress value is greater than or equal to a preset stress value;
if so, the processor judges whether the stress value is smaller than a preset stress value;
if yes, the processor outputs a falling signal to the driving device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011191028.XA CN112396922A (en) | 2020-10-30 | 2020-10-30 | Auxiliary intelligent stair suitable for children and working method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011191028.XA CN112396922A (en) | 2020-10-30 | 2020-10-30 | Auxiliary intelligent stair suitable for children and working method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN112396922A true CN112396922A (en) | 2021-02-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011191028.XA Withdrawn CN112396922A (en) | 2020-10-30 | 2020-10-30 | Auxiliary intelligent stair suitable for children and working method thereof |
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| Country | Link |
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| CN (1) | CN112396922A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001065133A (en) * | 1999-08-30 | 2001-03-13 | Matsuda Seisakusho:Kk | Staircase facility for physically handicapped person |
| CN204141390U (en) * | 2014-09-23 | 2015-02-04 | 绵阳弘业照明电器有限公司 | A kind of intelligent stair universal lighting |
| CN208137302U (en) * | 2017-12-26 | 2018-11-23 | 广州田园物语网络科技有限公司 | A kind of children's climbing guardrail |
| EP3406822A1 (en) * | 2017-05-24 | 2018-11-28 | Vestel Elektronik Sanayi ve Ticaret A.S. | Stair system |
| CN110388013A (en) * | 2018-04-23 | 2019-10-29 | 李继华 | A kind of intelligent step of walking ladder |
| CN210508122U (en) * | 2019-08-29 | 2020-05-12 | 重庆智酷智造集成房屋有限公司 | Prefabricated staircase of adjustable height and length |
| CN111691617A (en) * | 2020-07-01 | 2020-09-22 | 上海工程技术大学 | Electric driving device for assisting going upstairs and downstairs |
| WO2020198786A1 (en) * | 2019-03-29 | 2020-10-08 | Csr Building Products Limited | Step module for stairs |
| CN211691157U (en) * | 2019-11-26 | 2020-10-16 | 无锡特莱斯智能科技有限公司 | Safe and reliable type loft telescopic stairway |
-
2020
- 2020-10-30 CN CN202011191028.XA patent/CN112396922A/en not_active Withdrawn
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001065133A (en) * | 1999-08-30 | 2001-03-13 | Matsuda Seisakusho:Kk | Staircase facility for physically handicapped person |
| CN204141390U (en) * | 2014-09-23 | 2015-02-04 | 绵阳弘业照明电器有限公司 | A kind of intelligent stair universal lighting |
| EP3406822A1 (en) * | 2017-05-24 | 2018-11-28 | Vestel Elektronik Sanayi ve Ticaret A.S. | Stair system |
| CN208137302U (en) * | 2017-12-26 | 2018-11-23 | 广州田园物语网络科技有限公司 | A kind of children's climbing guardrail |
| CN110388013A (en) * | 2018-04-23 | 2019-10-29 | 李继华 | A kind of intelligent step of walking ladder |
| WO2020198786A1 (en) * | 2019-03-29 | 2020-10-08 | Csr Building Products Limited | Step module for stairs |
| CN210508122U (en) * | 2019-08-29 | 2020-05-12 | 重庆智酷智造集成房屋有限公司 | Prefabricated staircase of adjustable height and length |
| CN211691157U (en) * | 2019-11-26 | 2020-10-16 | 无锡特莱斯智能科技有限公司 | Safe and reliable type loft telescopic stairway |
| CN111691617A (en) * | 2020-07-01 | 2020-09-22 | 上海工程技术大学 | Electric driving device for assisting going upstairs and downstairs |
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Application publication date: 20210223 |