CN216135371U

CN216135371U - Electric control lifting device for learning table

Info

Publication number: CN216135371U
Application number: CN202122072264.6U
Authority: CN
Inventors: 孙斌; 黄志辉; 侯佳琦
Original assignee: Ningbo Huamao Youjia Technology Co ltd
Current assignee: Ningbo Huamao Youjia Technology Co ltd
Priority date: 2021-08-30
Filing date: 2021-08-30
Publication date: 2022-03-29
Anticipated expiration: 2031-08-30

Abstract

The utility model relates to the technical field of lifting devices, and discloses an electric control lifting device for a learning table.

Description

Electric control lifting device for learning table

Technical Field

The utility model relates to the technical field of lifting devices of learning tables, in particular to an electric control lifting device for a learning table.

Background

The learning table is a novel, scientific, humanized and practical learning auxiliary tool, is suitable for 3-18-year-old children to teenagers, and can be used for lifting adjustment and table top inclination. With the technological progress and the improvement of the living standard of people, the common desk used for learning in the past can not meet the use requirements of people. Learning tables with multiple functions have been produced and are taking on an increasing share of the market.

The existing patent No. CN211092374U, "a lifting support leg with a firm structure", adopts a mode that a manual knob is inserted into a transmission shaft, the transmission shaft is driven to rotate by rotating the manual knob, the transmission shaft rotates to drive two lead screws to rotate by corresponding bevel gears, so that a table plate is lifted or lowered, the patent comprises an upper support leg and a lower support leg, and the side surface of the upper support leg is provided with a through hole so that the transmission shaft can be inserted into the manual knob; or the fixed driving motor drives the transmission shaft to rotate so as to enable the desk plate to be lifted or lowered, and the driving motor and the control part of the driving motor are designed to be integrated with the learning desk.

However, when the lifting learning table is used in a school, because the control part of the driving motor and the table body are designed into an integrated mode or the lifting of the table plate is manually controlled, although students can adjust the lifting of the table plate by themselves, the students may have accidents due to improper operation when adjusting the position height of the table plate by themselves.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide the electric control lifting device for the learning table, which can be used for adjusting the position and the height of the table by a teacher and preventing the table from being automatically adjusted by students.

In order to achieve the purpose, the utility model provides the following technical scheme:

an electric control lifting device for a learning table comprises the learning table and a remote controller body, wherein the learning table comprises an upper supporting leg, a lower supporting leg and a table plate, a shell is detachably connected to the side surface of the upper supporting leg, a control assembly is arranged in the shell and used for driving a transmission shaft to rotate, so that the table plate is lifted or lowered; the height detection assembly is arranged at the bottom of the shell and used for detecting the height between the table board and the ground.

In the utility model, preferably, the control assembly comprises a rotating motor and a storage battery, the storage battery is in wireless signal connection with the remote controller body, the housing comprises a mounting fixing shell, a front shell and a rear shell, the mounting fixing shell is fixedly connected to the side surface of the upper supporting leg, a first through hole is formed in one side surface of the mounting fixing shell close to the upper supporting leg, the front shell and the rear shell are in screw fixed connection to form a box body, the rear shell is positioned between the mounting fixing shell and the front shell, a second through hole is formed in one side surface of the rear shell close to the mounting fixing shell, the storage battery and the rotating motor are both fixedly connected in the box body, the storage battery is electrically connected with the rotating motor, an output shaft of the rotating motor penetrates through the second through hole, the box body is clamped in the mounting fixing shell, when the box body is clamped in the mounting fixing shell, and an output shaft of the rotating motor penetrates through the first through hole to be spliced with the transmission shaft.

In the present invention, preferably, the charging device further includes a charging interface, the charging interface is electrically connected to the storage battery, and the charging interface is one of a Micro USB interface, a USB Type C interface, and a Lightning interface.

In the utility model, preferably, a first opening is formed in the side surface of the front shell, a second opening is formed in the side surface of the rear shell, the first opening and the second opening enclose to form a containing hole, the charging interface is located in the containing hole, a first through groove is formed in the side surface of the mounting and fixing shell, and the containing hole is located in the first through groove.

In the present invention, preferably, the top surface of the mounting fixing housing and the bottom surface of the mounting fixing housing are respectively provided with a second through groove and a third through groove, the second through groove and the third through groove are arranged oppositely, the second through groove is communicated with the first through groove, the top surface of the front housing and the bottom surface of the front housing are respectively provided with a holding groove, and the two holding grooves are arranged oppositely.

In the utility model, preferably, the height detection assembly comprises a distance sensor, the distance sensor is fixedly connected to the bottom surface of the box body, and the distance sensor is located in the third through groove.

The utility model has the beneficial effects that: according to the utility model, the control component can be detached from the upper supporting leg through the detachably connected shell, so that students are prevented from independently adjusting the table plate, the table plate can be controlled to rise or fall through the arranged control component, and the height between the table plate and the ground can be detected through the arranged height detection component, so that teachers can conveniently obtain the height data of the table plate from the table top.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is an exploded perspective view of the housing of the present invention;

fig. 3 is a schematic perspective view of the remote control body according to the present invention.

Reference numerals: 1. a remote controller body; 2. a learning table; 3. an upper support leg; 4. a lower leg; 5. a housing; 51. Installing a fixed shell; 52. a front housing; 53. a rear housing; 54. a first through hole; 55. a second through hole; 56. a first opening; 57. a second opening; 59. a holding groove; 6. a storage battery; 7. a rotating electric machine; 8. a central processing module; 9. a height detection assembly; 10. a height adjustment key; 11. a height memory key; 12. a display screen; 13. clearing the key; 14. a first through groove; 15. a second through groove; 16. and a third through groove.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Example (b):

referring to fig. 1 to 3, the electrically controlled lifting device for a learning table 2 of the present embodiment includes a learning table 2 and a remote controller body 1, the remote controller body 1 is further configured with a display 12, a clearing button 13, two height adjusting buttons 10 and three height memory buttons 11, the two height adjusting buttons 10 are an up button and a down button respectively, the three height memory buttons 11 are a first memory button, a second memory button and a third memory button respectively, and a signal transmitting unit, the height adjusting buttons 10 send out a designated height adjusting instruction through the signal transmitting unit, the height memory buttons 11 send out a memory position height adjusting instruction through the signal transmitting unit, the clearing button 13 is used to clear all data in the data storage unit, if the clearing button 13 is disposed on the surface of the remote controller body 1, the data in the data storage unit is easily cleared due to false touch, therefore, in the utility model, the side surface of the remote controller body 1 is provided with the hole, the clearing key 13 unit is arranged in the hole, when a student changes classes, all lifting height data of all learning tables 2 in a classroom need to be recorded again, so that the data needs to be cleared, an operator can clear the data in the data storage unit by using the clip to poke the hole and pressing the clearing key 13, and the mistaken clearing of the data caused by mistakenly touching the clearing key 13 is not easy to happen, the learning table 2 comprises an upper support leg 3, a lower support leg 4 and a table plate, the side surface of the upper support leg 3 is detachably connected with a shell 5, a control assembly is arranged in the shell 5, and the control assembly is used for driving a transmission shaft to rotate so as to enable the table plate to be lifted or lowered; the bottom of the shell 5 is provided with a height detection assembly 9, and the height detection assembly 9 is used for detecting the height between the table board and the ground;

height detection subassembly 9 includes distance sensor, distance sensor fixed connection is in the box bottom surface, and distance sensor is located third through slot 16, height detection subassembly 9 still includes the height feedback unit, the height detection unit is used for detecting the distance between table and the ground and generates real-time height data, initial position height generation initial height data that detects after distance sensor circular telegram, generate after-regulation height data after the table stops moving in the very first time, the height feedback unit is used for real-time height data, initial height data and after-regulation height data transmission to central processing module 8, and the scope of very first time is more than 10 seconds, the height of table can be adjusted according to student's height in the height database to the mr of being convenient for through the real-time height data of production, be convenient for judge through the initial height data that generate and after-regulation height data and get into the independent memory cell that stores after-regulation height data or get into blank independent memory cell In the unit, the real-time height data, the initial height data and the adjusted height data are updated, and the updating data in which independent storage unit the height memory key 11 unit 11 memorizes the height data can be updated can be determined;

the control assembly comprises a rotating motor 7 and a storage battery 6, the storage battery 6 is in wireless signal connection with the remote controller body 1, the shell 5 comprises a mounting fixed shell 51, a front shell 52 and a rear shell 53, the mounting fixed shell 51 is fixedly connected on the side surface of the upper supporting leg 3, a first through hole 54 is formed in one side surface, close to the upper supporting leg 3, of the mounting fixed shell 51, the front shell 52 and the rear shell 53 are in screw fixed connection to form a box body, the rear shell 53 is positioned between the mounting fixed shell 51 and the front shell 52, a second through hole 55 is formed in one side surface, close to the mounting fixed shell 51, of the rear shell 53, the storage battery 6 and the rotating motor 7 are both fixedly connected in the box body, the storage battery 6 is electrically connected with the rotating motor 7, an output shaft of the rotating motor 7 penetrates through the second through hole 55, the box body is clamped in the mounting fixed shell 51, when the box body is clamped in the mounting fixed shell 51, an output shaft of the rotating motor 7 penetrates through the first through hole 54 to be plugged with the transmission shaft, a central processing module 8 is also arranged in the box body, the central processing module 8 is provided with a signal receiving unit, a current control unit, a data receiving unit, a data feedback unit and a data storage unit, the signal receiving unit is used for receiving the specified height adjusting instruction or the memory position height adjusting instruction transmitted by the signal transmitting unit, and when the signal receiving unit receives the specified height adjusting instruction or the memory position height adjusting instruction transmitted by the signal transmitting unit, the current control unit is used for controlling the storage battery 6 to supply power to the rotating motor 7 so as to drive a transmission shaft of the rotating motor 7 to raise or lower the position height of the transmitting instruction of the signal transmitting unit;

the data receiving unit is used for receiving the real-time height data, the initial height data and the adjusted height data transmitted by the height feedback unit, transmitting the real-time height data, the initial height data and the adjusted height data to the display screen 12 through the data feedback unit for displaying, the data storage unit is used for storing the initial height data, the adjusted height data and the memory height data, the memory height data comprises first memory height data, second memory height data and third memory height data, the data storage unit is composed of a plurality of independent storage units and is provided with a reading unit, the reading unit is used for reading the adjusted height data in the independent storage units, when the initial height data transmitted by the height feedback unit is not matched with the adjusted height data in the independent storage units, new height data is stored in one blank independent storage unit, if the initial height data transmitted by the height feedback unit is matched with the adjusted height data in the independent storage units, the storage data of the independent storage units under the condition that the initial height data is matched with the adjusted height data is covered, each independent storage unit can store the initial height data, the adjusted height data, the first memory height data, the second memory height data and the third height memory data through the arranged independent storage units, and the independent units corresponding to the adjusted height data or the blank independent storage units are judged to enter through the matching results of the initial height fed back by the height feedback unit and the adjusted height data read from the independent storage units under the data storage units;

the case body formed by fixedly connecting the front case 52 and the rear case 53 can provide installation places for the storage battery 6, the rotating electrical machine 7, the central processing module 8 and the distance detection sensor, the case body is clamped in the mounting and fixing shell 51, the case body can be detachably connected with the mounting and fixing shell 51, the case body is convenient to detach, only one case body is arranged in one classroom, when the height of the table is required to be adjusted, the box body is clamped in the mounting and fixing shell 51 so that the output shaft of the power unit is inserted into the transmission shaft to adjust the height of the table, the teacher can take the box body out of the mounting and fixing shell 51, the output shaft of the power unit can be ensured to penetrate out of the box body through the second through hole 55, the output shaft of the power unit can be ensured to penetrate through the mounting and fixing shell 51 to be inserted into the transmission shaft through the arranged first through hole 54;

the set height adjusting keys 10 comprise two adjusting modes including a quick adjusting mode and a precise adjusting mode, the quick adjusting mode is entered when a teacher continuously presses an up-moving key or a down-moving key for more than 3 seconds, the storage battery 6 continuously supplies power to the rotating motor 7 so as to enable the desk board to continuously move upwards or continuously move downwards, the moving speed of the desk board is 1cm/s-5cm/, when the teacher looses the up-moving key or the down-moving key, the desk board stops moving, when the teacher finely adjusts the desk board, the teacher presses the up-moving key or the down-moving key once, and when the up-moving key or the down-moving key is clicked once, the desk board moves upwards or downwards at 0.5 cm/time or 1 cm/time;

the three height memory keys 11 respectively send position height adjusting instructions of first memory height data, second memory height data and third memory height data, the position height adjusting instructions are transmitted to the central processing module 8 by the signal transmitting unit, each independent storage unit comprises the first height memory data, the second height memory data and the third memory height data, and the first memory keys, the second memory keys and the third keys correspond to the first height memory data, the second height memory data and the third height memory data in the independent storage units one by one;

usually, the height memory key 11 is one of the first memory key, the second memory key or the third memory key clicked after the height adjustment is completed by the teacher, when the teacher presses one of the first memory key, the second memory key or the third memory key, if the first memory height data, the second memory height data or the third memory height data are not stored in the independent storage unit, the first memory height data, the second memory height data or the third memory height data are stored in the independent storage unit, if the first memory height data, the second memory height data or the third memory height data are stored independently, the transmitting unit transmits the first memory height data, the second memory height data or the third memory height data to the signal receiving unit, and when the signal receiving unit receives the first memory height data, the second memory height data or the third memory height data, the current control unit controls the current to be transmitted to the rotating motor 7, the rotating motor 7 drives the transmission shaft to drive the desk plate to raise or lower the desk plate until the real-time height data detected by the height detection unit is equal to the first memory height data, the second memory height data or the third memory height data, when the first memory height data needs to be covered, the teacher only needs to press the first memory key for more than 5 seconds to cover the first memory height data in the independent storage unit, when the second memory height data needs to be covered, the teacher only needs to press the second memory key for more than 5 seconds to cover the second memory height data in the independent storage unit, and when the third memory height data needs to be covered, the teacher only needs to press the third memory key for more than 5 seconds to cover the third memory height data in the independent storage unit;

the charging interface is electrically connected with the storage battery 6 and is one of a Micro USB interface, a USB Type C interface or a Lightning interface, three types of charging interfaces which are commonly used in the market are provided for charging the storage battery 6 unit through the charging interface which is one of the Micro USB interface, the USB Type C interface or the Lightning interface, so that an operator can conveniently charge the storage battery 6 unit, and the storage battery 6 unit can be one of a lithium battery, a sodium ion battery and the like, preferably a sodium ion battery, the sodium ion battery almost has all the advantages of the lithium battery and even has higher performance in safety and charging rate, the positive electrode of the sodium ion battery does not need to use rare noble metals such as cobalt and nickel, the hard carbon material used by the negative electrode is cheaper than graphite used by the lithium battery, and the comprehensive material cost is about 30-40% lower than that of the lithium ion battery; the side surface of the front shell 52 is provided with a first open pore 56, the side surface of the rear shell 53 is provided with a second open pore 57, the first open pore 56 and the second open pore 57 are encircled to form a containing hole, a charging interface is positioned in the containing hole, the side surface of the fixed shell 5 is provided with a first through groove 14, the containing hole is positioned in the first through groove 14, the containing hole formed by the encircling of the first open pore 56 and the second open pore 57 can ensure that the charging interface extends out of the box body, the arranged first through groove 14 can ensure that a charger is inserted into the charging interface through the mounting fixed shell 51, the top surface of the fixed shell 5 and the bottom surface of the fixed shell 5 are respectively provided with a second through groove 15 and a third through groove 16, the second through groove 15 and the third through groove 16 are oppositely arranged, the second through groove 15 is mutually communicated with the first through groove 14, the top surface of the front shell 52 and the bottom surface of the front shell 52 are respectively provided with a holding groove 59, and the two holding grooves 59 are oppositely arranged, the contact area between the box body and the inner side surface of the mounting and fixing shell 51 can be reduced through the second through groove 15 and the second through groove 15, so that the friction force between the box body and the inner side surface of the mounting and fixing shell 51 is reduced, the situation that an operator contacts with hands on the box body is ensured, the operator can take the box body out of the mounting and fixing shell 51 conveniently, fingers of the operator can extend into the holding groove 59 through the holding groove 59, and the operator can take the box body out of the mounting and fixing shell 51 conveniently;

a height database is also arranged, the height database comprises height data and table height data, the height data corresponds to the table height data one by one, after the real-time height data is displayed on the display screen 12 by the data feedback unit, the height data corresponding to the current real-time height data is retrieved from the height database and displayed on the display screen 12, the real-time height data is displayed on the display screen 12 by the data feedback, the height data corresponding to the current real-time height data is retrieved from the height database, so that a teacher can adjust the table to the position height suitable for the student to study according to the actual height of the student, the height database comprises the position height data between the table and the ground corresponding to the height of the student of 0.7-1.9 meters, and the data displayed on the display screen 12 also comprises the height of the empty area below the table under the current real-time height data, and data recommending chair height, such as: when the height of the desk is 0.52 m, the height of the student is 1.19 m, the height of the under-desk space area is 0.4 m, the height of the chair is 0.29 m, when the real-time height of the desk is 0.67 m, the height of the student is 1.7 m, the height of the under-desk space area is 0.55 m, the height of the chair is 0.38 m, and when the height of the desk plate is adjusted to the height database by a teacher and matched with the height of the student, fine adjustment is carried out according to the requirement of the student.

The above is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above-mentioned embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the utility model may occur to those skilled in the art without departing from the principle of the utility model, and are considered to be within the scope of the utility model.

Claims

1. The utility model provides an automatically controlled elevating gear is used to study table, includes study table (2) and remote controller body (1), study table (2) include landing leg (3), lower landing leg (4) and table, its characterized in that: a shell (5) is detachably connected to the side surface of the upper supporting leg (3), a control assembly is arranged in the shell (5), and the control assembly is used for driving a transmission shaft to rotate so as to enable the table board to be lifted or lowered; the height detection device is characterized in that a height detection assembly (9) is arranged at the bottom of the shell (5), and the height detection assembly (9) is used for detecting the height between the table board and the ground.

2. An electric control lifting device for a learning table as claimed in claim 1, wherein: the control assembly comprises a rotating motor (7) and a storage battery (6), the storage battery (6) is connected with a wireless signal of the remote controller body (1), the shell (5) comprises an installation fixing shell (51), a front shell (52) and a rear shell (53), the installation fixing shell (51) is fixedly connected on the side surface of the upper supporting leg (3), the installation fixing shell (51) is close to one side surface of the upper supporting leg (3) and is provided with a first through hole (54), the front shell (52) and the rear shell (53) are fixedly connected through screws to form a box body, the rear shell (53) is positioned between the installation fixing shell (51) and the front shell (52), the rear shell (53) is close to one side surface of the installation fixing shell (51) and is provided with a second through hole (55), and the storage battery (6) and the rotating motor (7) are fixedly connected in the box body, the storage battery (6) is electrically connected with the rotating motor (7), an output shaft of the rotating motor (7) penetrates through the second through hole (55), the box body is clamped in the installation fixing shell (51), and when the box body is clamped in the installation fixing shell (51), the output shaft of the rotating motor (7) penetrates through the first through hole (54) to be connected with the transmission shaft in an inserting mode.

3. An electric control lifting device for a learning table as claimed in claim 2, wherein: still including the interface that charges, the interface that charges with battery (6) electric connection, just the interface that charges is one of them kind of Micro USB interface, USB Type C interface or Lightning interface.

4. An electric control lifting device for a learning table as claimed in claim 3, wherein: first trompil (56) have been seted up on preceding shell (52) side, second trompil (57) have been seted up on backshell (53) side, just first trompil (56) with second trompil (57) enclose and close and form the accommodation hole, the interface that charges is located in the accommodation hole, first logical groove (14) have been seted up on installation set casing (51) side, just the accommodation hole is located in first logical groove (14).

5. An electric control lifting device for a learning table as claimed in claim 4, wherein: the installation set casing (51) top surface with install and have seted up second logical groove (15) and third logical groove (16) on set casing (51) bottom surface respectively, second logical groove (15) with third logical groove (16) just sets up, just second logical groove (15) with first logical groove (14) communicate each other, preceding shell (52) top surface with preceding shell (52) have seted up respectively on the bottom surface and have held groove (59), two hold groove (59) just setting up.

6. An electric control lifting device for a learning table as claimed in claim 5, wherein: the height detection assembly (9) comprises a distance sensor which is fixedly connected to the bottom surface of the box body, and the distance sensor is located in the third through groove (16).