CN106617685B - Paperless conference lifter and control method - Google Patents
Paperless conference lifter and control method Download PDFInfo
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- CN106617685B CN106617685B CN201611034399.0A CN201611034399A CN106617685B CN 106617685 B CN106617685 B CN 106617685B CN 201611034399 A CN201611034399 A CN 201611034399A CN 106617685 B CN106617685 B CN 106617685B
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B19/00—Reading-desks; Lecterns; Pulpits, i.e. free-standing
- A47B19/10—Reading-desks; Lecterns; Pulpits, i.e. free-standing characterised by association with auxiliary devices, e.g. paper clamps, line indicators
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B21/00—Tables or desks for office equipment, e.g. typewriters, keyboards
- A47B21/007—Tables or desks for office equipment, e.g. typewriters, keyboards with under-desk displays, e.g. displays being viewable through a transparent working surface of the table or desk
- A47B21/0073—Tables or desks for office equipment, e.g. typewriters, keyboards with under-desk displays, e.g. displays being viewable through a transparent working surface of the table or desk liftable above the desk top
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B21/00—Tables or desks for office equipment, e.g. typewriters, keyboards
- A47B21/02—Tables or desks for office equipment, e.g. typewriters, keyboards with vertical adjustable parts
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B21/00—Tables or desks for office equipment, e.g. typewriters, keyboards
- A47B21/04—Tables or desks for office equipment, e.g. typewriters, keyboards characterised by means for holding or fastening typewriters or computer equipment
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B2200/00—General construction of tables or desks
- A47B2200/0066—Workstations
- A47B2200/0079—Conference or video conference table
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B2200/00—General construction of tables or desks
- A47B2200/008—Tables or desks having means for applying electronic or electric devices
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- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- General Engineering & Computer Science (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Input From Keyboards Or The Like (AREA)
Abstract
The invention discloses a paperless conference lifter and a control method. Relate to conference table display lift technical field, can push out the display outside the conference table from the conference table when using the display, can shrink the display from the conference table outside and hide in the conference table when not using electric display. The device comprises a controller, a timer, a display, a memory, a face recognition system, a shell and a desktop with plate holes; a vertical guide rail and a cover hole mechanism are respectively fixedly arranged in the shell, and a lifting mechanism is arranged on the vertical guide rail in a sliding manner; a connecting column is fixedly arranged at the upper end of the lifting mechanism, a connecting block is fixedly connected at the upper end of the connecting column, a front and back rotating mechanism is fixedly arranged at the upper end of the connecting block, and an angle sensor is arranged on the front and back rotating mechanism; the display is fixedly arranged on the front and back rotating mechanism; a table half through hole is arranged on the outer side wall of the table top on the outer side of the plate hole, and an infrared sensor connected with the controller is arranged in the table half through hole.
Description
Technical Field
The invention relates to the technical field of conference table display lifting, in particular to a paperless conference lifter and a control method.
Background
At present, when a meeting is carried out on a conference table, if a computer is needed, a display of the computer is required to be placed on the table top, when the display is not used, if the display is still placed on the table top, not only can the display be easily attached with dust to influence the service life of the display, but also the display can occupy the position of the table top to cause inconvenience in using the table top, and therefore, the design of the paperless conference lifter and the control method which are convenient for the display to be lifted on the conference table are very necessary.
Disclosure of Invention
The invention aims to solve the defects of the existing display which is always placed on a conference table, and provides a paperless conference lifter which can push the display out of the conference table from the inside of the conference table when the display is used, can retract and hide the display into the outside of the conference table from the outside of the conference table when the electric display is not used, can intelligently adjust the front and back turning degree of the display, and has the advantages of good safety, high plate hole sealing property, good stability and convenient use.
The technical problem is solved by the following technical scheme:
the paperless conference lifter comprises a controller, a timer, a display, a memory, a face recognition system, a shell with an opening at the upper end and a desktop with plate holes, wherein the opening at the upper end of the shell is fixedly connected to the lower surface of the desktop; a vertical guide rail and a cover hole mechanism are respectively fixedly arranged in the shell, and a lifting mechanism is arranged on the vertical guide rail in a sliding manner; the face recognition system comprises a lower camera and an upper camera, a connecting column is fixedly arranged at the upper end of the lifting mechanism, a connecting block is fixedly connected to the upper end of the connecting column, a front-back rotating mechanism is fixedly arranged at the upper end of the connecting block, an angle sensor is arranged on the front-back rotating mechanism, the lower camera is fixedly arranged on the connecting block, and the upper camera is fixedly arranged at the upper end of the lower camera; the display is fixedly arranged on the front and back rotating mechanism; the timer, the memory, the control end of the face recognition system, the control end of the hole covering mechanism, the control end of the lifting mechanism, the control end of the front-back rotating mechanism and the angle sensor are respectively connected with the controller; a table half through hole is arranged on the outer side wall of the table top on the outer side of the plate hole, and an infrared sensor connected with the controller is arranged in the table half through hole.
A control method suitable for a paperless conference lifter comprises the following steps:
step 1: after the infrared sensor detects a human body signal, the infrared sensor uploads the human body signal to the controller, the controller enables the infrared sensor to perform human body signal confirmation detection again according to a preset time interval length, and if the infrared sensor detects the human body signal again, the infrared sensor uploads the detected human body signal to the controller again;
step 2: when the controller receives the two times of human body signals uploaded by the infrared sensor within the set time,
and step 3: the controller immediately gives an opening instruction to the hole covering mechanism, and the hole covering mechanism immediately opens the hole; when the plate holes are opened, the controller immediately gives a lifting instruction to the lifting mechanism, the lifting mechanism drives the connecting column to lift upwards, the connecting column lifts to drive the connecting block to lift upwards, the connecting block lifts to drive the front and back rotating mechanism to lift upwards, and the front and back rotating mechanism lifts to extend the display out of the conference table from the interior of the conference table; the user can use the display extending out of the conference table from the plate hole; when the display extends out of the desktop, the controller gives an instruction to a face recognition system, the face recognition system simultaneously starts an upper camera and a lower camera to respectively take pictures of the face of the user to obtain two breadth images of the user, and after the two breadth images are processed, the image position of the same point of the face in the two breadth images is found out; according to the image position information of the same point of the face in the two breadth images, the included angle between the same point of the face and the connecting line between the upper camera and the lower camera can be calculated, and the looking-up angle of the face of the user at present can be calculated according to the included angle; then according to the current looking-up angle of the face of the user and the reference angle of the position of the display when the face is in different looking-up states, the controller gives a corresponding forward and backward rotation instruction to the forward and backward rotating mechanism, and the forward and backward rotating mechanism rotates forward and backward by a corresponding angle, so that the forward and backward turning angle of the display is adjusted to the angle suitable for the face in the looking-up state of the user;
and 4, step 4: when the infrared sensor detects that no human body signal exists, the infrared sensor uploads the no human body signal to the controller, the controller enables the infrared sensor to perform no human body signal confirmation detection again according to the preset time interval length, and if the infrared sensor detects that no human body signal exists again, the infrared sensor uploads the detected no human body signal to the controller again;
and 5: when the controller receives the two times of no human body signals uploaded by the infrared sensor within the set time,
step 6: the controller immediately gives a descending instruction to the lifting mechanism, the lifting mechanism drives the connecting column to descend downwards, the connecting column descends downwards to drive the connecting block to descend downwards, the connecting block descends downwards to drive the front and back rotating mechanism to descend, and the front and back rotating mechanism descends to retract the display into the conference table from the outside of the conference table; when the display is completely retracted into the conference table, the controller immediately gives a cover closing instruction to the cover hole mechanism, and the cover hole mechanism immediately closes the plate holes.
This scheme display can stretch out the conference table from the conference table in automatic when someone will use the display outside, and the display can be automatic when nobody uses the electric display shrink from the conference table outside and hide the conference table outside in, can the front and back upset of automatically regulated display, and intelligent degree is high, and the security is good, and the plate hole leakproofness is high, and stability is good, convenient to use.
Preferably, a left groove and a right groove are respectively arranged on the upper surface of the table top at the left side and the right side of the table half through hole, a left pressure sensor and a right pressure sensor are respectively arranged in the left groove and the right groove, and the left pressure sensor and the right pressure sensor are both connected with the controller; the notch of the left groove above the left pressure sensor is sealed and provided with a left elastic sealing film, and the notch of the right groove above the right pressure sensor is sealed and provided with a right elastic sealing film.
A control method suitable for a paperless conference lifter comprises the following steps:
in step 2, when the controller receives the human body signals which are uploaded by the infrared sensor twice within the set time, the controller respectively gives a starting instruction to the left pressure sensor or the right pressure sensor, the left pressure sensor or the right pressure sensor immediately starts to detect whether pressure exists at present, and the left pressure sensor or the right pressure sensor respectively and independently uploads the detected signals whether pressure exists to the controller;
when the controller does not receive the signal with pressure, the operation is finished; when the controller receives a signal with pressure, the controller immediately starts a lower camera or an upper camera of the face recognition system to shoot whether a face exists at present or not, and uploads a signal of whether the face exists or not to the controller;
when the controller does not receive the signal with the human face, the operation is finished; and step 3 is executed when the controller receives the signal of the human face.
This scheme display can stretch out the conference table from the conference table in automatic when someone will use the display outside, and the display can be automatic when nobody uses the electric display shrink from the conference table outside and hide the conference table outside in, can the front and back upset of automatically regulated display, and intelligent degree is high, and the security is good, and the plate hole leakproofness is high, and stability is good, convenient to use.
Preferably, the cover hole mechanism comprises a cover seat, a first rotating arm, a hole plug and a cover closing motor, the cover seat is fixedly connected to the lower surface of the desktop, the cover closing motor is fixed to the cover seat, the left end of the first rotating arm is fixedly connected to a rotating shaft of the cover closing motor, the hole plug is fixedly connected to the right end of the first rotating arm, and the control end of the cover closing motor is connected with the controller. The lid hole mechanism of this scheme can be fine cover the plate hole or open, and the plate hole leakproofness is high, and stability is good.
Preferably, a horizontal groove with a rectangular horizontal section is horizontally arranged on the hole wall of the hole, and the center of the horizontal groove is superposed with the center of the hole; a left extrusion sealing rectangular block is arranged in the horizontal groove on the left side of the plate hole in a sealing and sliding mode, a left wall hole is formed in the inner wall of the horizontal groove on the left side of the left extrusion sealing rectangular block, a left air cylinder is fixedly arranged in the left wall hole, a telescopic rod of the left air cylinder is fixedly connected to the left surface of the left extrusion sealing rectangular block, a left half notch is formed in the right surface of the left extrusion sealing rectangular block, and left elastic sealing strips are arranged on the right surface of the left extrusion sealing rectangular block and in the left half notch; a right extrusion sealing rectangular block is arranged in the horizontal groove on the right side of the plate hole in a sealing sliding mode, a right wall hole is formed in the inner wall of the horizontal groove on the right side of the right extrusion sealing rectangular block, a right air cylinder is fixedly arranged in the right wall hole, a telescopic rod of the right air cylinder is fixedly connected to the right surface of the right extrusion sealing rectangular block, a right half notch opposite to the left half notch is formed in the left surface of the right extrusion sealing rectangular block, and right elastic sealing strips are arranged on the left surface of the right extrusion sealing rectangular block and in the right half notch; the control end of the left air cylinder and the control end of the right air cylinder are respectively connected with the controller.
When the display is lifted for use, under the control of the controller, the left air cylinder pushes the left extrusion sealing rectangular block outwards, the right air cylinder also pushes the right extrusion sealing rectangular block outwards, so that the left half notch and the right half notch are opposite to and tightly connected to the connecting block, and the left elastic sealing strip on the right surface of the left extrusion sealing rectangular block is tightly and tightly connected to the right elastic sealing strip on the left surface of the right extrusion sealing rectangular block; the left elastic sealing strip in the left half notch is compressed and hermetically connected onto the connecting block, and the right elastic sealing strip in the right half notch is compressed and hermetically connected onto the connecting block, so that the plate hole is sealed after the display rises. When falling on the desktop as water like this, water can not flow into the table from the plate hole in to guaranteed that the instrument and equipment of setting in the table can not receive the influence of water, improved the security that the instrument and equipment is not damaged by water in the table, the security is good, and the diaphragm orifice leakproofness is high, and stability is good.
Preferably, a left column clamping groove with the height matched with that of the left extrusion sealing rectangular block is formed in the left side wall of the connecting column, and a right column clamping groove with the height matched with that of the right extrusion sealing rectangular block is formed in the right side wall of the connecting column. This kind of structure makes the spliced pole by firm sealed card fastening fix in the plate hole, in the use, the display is difficult for rocking, the reliability is high. And when water falls on the desktop, water can not flow into the desk from the plate hole, thereby ensuring that instrument equipment arranged in the desk can not be influenced by water, improving the safety of the instrument equipment in the desk, and having good safety, high sealing performance of plate holes and good stability.
Preferably, a plug left clamping groove with the height matched with that of the left extrusion sealing rectangular block is formed in the left side wall of the hole plug of the hole covering mechanism, and a plug right clamping groove with the height matched with that of the right extrusion sealing rectangular block is formed in the right side wall of the hole plug of the hole covering mechanism. The hole plug is fixed in the plate hole by the firm sealing clamping, and when water falls on the desktop, the water cannot flow into the desk from the plate hole, so that the influence of the water on the instrument equipment arranged in the desk is avoided, the safety of the instrument equipment in the desk, which is not damaged by the water, is improved, the safety is good, the sealing performance of the plate hole is high, and the stability is good.
Preferably, a half through wall hole is formed in the left hole wall of the hole, a lock pin is arranged at the outer end in the half through wall hole in a sliding mode, a magnetic block is fixedly connected to the inner end of the lock pin, an extrusion spring is arranged at the inner end in the half through wall hole, the outer end of the extrusion spring is connected to the magnetic block in an extrusion mode, an electromagnet is further fixedly arranged at the inner end in the half through wall hole, a normally open switch is arranged on a power supply circuit of the electromagnet, the control end of the normally open switch is connected with a controller, and a lock hole matched with the lock pin is formed in the side wall of a hole plug of the hole. The structure ensures that the hole plug is firmly clamped and fixed in the plate hole, and the stability is good.
Preferably, a fingerprint device connected with the controller is further arranged on the upper surface of the desktop.
The height information of the display used by the user is stored in the memory through the fingerprint device, when the user inputs the fingerprint information on the fingerprint device, the controller directly raises the corresponding display to the height preset by the user after calling the height information of the display which is stored in the memory in advance and is bound with the fingerprint information of the user. The use is simple and convenient, the sealing performance of the plate hole is high, and the stability is good.
The invention can achieve the following effects:
the invention can push the display out of the conference table from the conference table when the display is used, can retract and hide the display out of the conference table from the conference table when the electric display is not used, and can intelligently adjust the front-back turning degree of the display, thereby having good safety, high sealing performance of plate holes, good stability and convenient use.
Drawings
Fig. 1 is a schematic view of a three-dimensional connection structure according to the present invention.
Fig. 2 is a schematic view of a connection structure of the display device according to the embodiment of the present invention in a use state, in which the display device is retracted into the housing and the hole plug is covered in the hole of the plate.
Fig. 3 is a schematic view of a connection structure in a use state when the hole plug opens the hole and the display extends out of the desktop from the hole.
FIG. 4 is a schematic view of a vertical cross-section connection at a panel opening of a table top according to an embodiment of the present invention.
FIG. 5 is a schematic view of a horizontal cross-section connection at a plate hole of a desktop according to an embodiment of the present invention.
Fig. 6 is a schematic view of a connection structure of a connection block in a use state when the connection block is compressed by the left extrusion sealing rectangular block and the right extrusion sealing rectangular block in the plate hole according to the embodiment of the present invention.
Fig. 7 is a schematic view of a connection structure in a use state when the hole plugs are pressed by the left extrusion sealing rectangular block and the right extrusion sealing rectangular block in the plate holes according to the embodiment of the present invention.
Fig. 8 is a schematic cross-sectional connection structure of a connection block according to an embodiment of the invention.
Fig. 9 is a schematic cross-sectional connection structure of a plug according to an embodiment of the present invention.
Fig. 10 is a schematic block diagram of a circuit principle connection structure according to an embodiment of the present invention.
FIG. 11 is a schematic view of a connection structure of a horizontal section at a through hole of a table half, a left groove and a right groove of a table top according to an embodiment of the invention.
FIG. 12 is a schematic view of a connection structure of a vertical section at a through hole of a table half, a left groove and a right groove of a table top according to an embodiment of the present invention.
Detailed Description
The invention is further described with reference to the following figures and examples.
In an embodiment, the paperless conference lifter, as shown in fig. 1 to 12, includes a controller 49, a timer 53, a display 52, a memory 48, a face recognition system 47, a housing 1 with an opening at an upper end, and a desktop 7 with a plate hole 21, wherein the opening at the upper end of the housing is fixedly connected to a lower surface of the desktop; a vertical guide rail 14 and a cover hole mechanism 13 are respectively fixedly arranged in the shell 2, and a lifting mechanism 17 is arranged on the vertical guide rail in a sliding manner up and down; the face recognition system comprises a lower camera 4 and an upper camera 5, a connecting column 3 is fixedly arranged at the upper end of the lifting mechanism, a connecting block 16 is fixedly connected to the upper end of the connecting column, a front-back rotating mechanism 6 is fixedly arranged at the upper end of the connecting block, an angle sensor 15 is arranged on the front-back rotating mechanism, the lower camera is fixedly arranged on the connecting block, and the upper camera is fixedly arranged at the upper end of the lower camera; the display is fixedly arranged on the front and back rotating mechanism; the timer, the memory, the control end of the face recognition system, the control end of the hole covering mechanism, the control end of the lifting mechanism, the control end of the front-back rotating mechanism, the angle sensor and the hole plug switch are respectively connected with the controller.
A table half through hole 54 is arranged on the outer side wall of the table top on the outer side of the plate hole, and an infrared sensor 55 connected with the controller is arranged in the table half through hole.
A left groove 56 and a right groove 57 are respectively arranged on the upper surface of the table top at the left and right sides of the table half through hole, a left pressure sensor 18 and a right pressure sensor 19 are respectively arranged in the left groove and the right groove, and the left pressure sensor and the right pressure sensor are both connected with a controller; a left elastic sealing film 58 is arranged at the notch of the left groove above the left pressure sensor in a sealing mode, and a right elastic sealing film 59 is arranged at the notch of the right groove above the right pressure sensor in a sealing mode.
The cover hole mechanism comprises a cover seat 20, a first rotating arm 12, a hole plug 10 and a cover closing motor 46, the cover seat is fixedly connected to the lower surface of the desktop, the cover closing motor is fixed to the cover seat, the left end of the first rotating arm is fixedly connected to a rotating shaft 11 of the cover closing motor, the hole plug is fixedly connected to the right end of the first rotating arm, and the control end of the cover closing motor is connected with the controller.
A horizontal groove 23 with a rectangular horizontal section is horizontally arranged on the hole wall of the plate hole, and the center of the horizontal groove is superposed with the center of the plate hole; a left extrusion sealing rectangular block 27 is arranged in the horizontal groove on the left side of the plate hole in a sealing and sliding mode, a left wall hole 22 is formed in the inner wall of the horizontal groove on the left side of the left extrusion sealing rectangular block, a left air cylinder 25 is fixedly arranged in the left wall hole, a telescopic rod 26 of the left air cylinder is fixedly connected to the left surface of the left extrusion sealing rectangular block, a left half notch 33 is formed in the right surface of the left extrusion sealing rectangular block, and left elastic sealing strips 28 are arranged on the right surface of the left extrusion sealing rectangular block and in the left half notch; a right extrusion sealing rectangular block 30 is arranged in the horizontal groove on the right side of the plate hole in a sealing and sliding mode, a right wall hole 24 is formed in the inner wall of the horizontal groove on the right side of the right extrusion sealing rectangular block, a right air cylinder 32 is fixedly arranged in the right wall hole, an expansion rod 31 of the right air cylinder is fixedly connected to the right surface of the right extrusion sealing rectangular block, a right half notch 34 which is right opposite to the left half notch is formed in the left surface of the right extrusion sealing rectangular block, and right elastic sealing strips 29 are arranged on the left surface of the right extrusion sealing rectangular block and in the right half notch; the control end of the left air cylinder and the control end of the right air cylinder are respectively connected with the controller.
And a left column clamping groove 40 with the height matched with that of the left extrusion sealing rectangular block is arranged on the left side wall of the connecting column, and a right column clamping groove 41 with the height matched with that of the right extrusion sealing rectangular block is arranged on the right side wall of the connecting column.
And a plug left clamping groove 42 with the height matched with that of the left extrusion sealing rectangular block is arranged on the left side wall of the plug of the hole covering mechanism, and a plug right clamping groove 43 with the height matched with that of the right extrusion sealing rectangular block is arranged on the right side wall of the plug of the hole covering mechanism.
Be equipped with half logical wall hole 36 on the left pore wall of diaphragm orifice, the outer end in half logical wall hole slides and is equipped with lockpin 39, inner end fixedly connected with magnetic block 38 at the lockpin, inner end in half logical wall hole is equipped with extrusion spring 37, the outer end extrusion of extrusion spring is connected on the magnetic block, inner end in half logical wall hole still fixedly is equipped with electro-magnet 35, be equipped with normally open switch 45 on the power 50 return circuit 51 of electro-magnet, the control end and the controller of normally open switch are connected, be equipped with on the lateral wall of the stopple of lid hole mechanism with lockpin assorted lockhole 44.
A fingerprint device 9 connected with the controller is also arranged on the upper surface of the desktop.
A control method suitable for a paperless conference lifter comprises the following steps:
step 1: after the infrared sensor detects a human body signal, the infrared sensor uploads the human body signal to the controller, the controller enables the infrared sensor to perform human body signal confirmation detection again according to a preset time interval length, and if the infrared sensor detects the human body signal again, the infrared sensor uploads the detected human body signal to the controller again;
step 2: when the controller receives the human body signals which are uploaded by the infrared sensor twice within the set time, the controller respectively gives starting instructions to the left pressure sensor or the right pressure sensor, the left pressure sensor or the right pressure sensor immediately starts to detect whether pressure exists at present, and the left pressure sensor or the right pressure sensor respectively and independently uploads the detected signals whether pressure exists to the controller; when the controller does not receive the signal with pressure, the operation is finished; when the controller receives a signal with pressure, the controller immediately starts a lower camera or an upper camera of the face recognition system to shoot whether a face exists at present or not, and uploads a signal of whether the face exists or not to the controller; when the controller does not receive the signal with the human face, the operation is finished; when the controller receives the signal with the face, executing the step 3;
and step 3: the controller immediately gives an opening instruction to the hole covering mechanism, and the hole covering mechanism immediately opens the hole; when the plate holes are opened, the controller immediately gives a lifting instruction to the lifting mechanism, the lifting mechanism drives the connecting column to lift upwards, the connecting column lifts to drive the connecting block to lift upwards, the connecting block lifts to drive the front and back rotating mechanism to lift upwards, and the front and back rotating mechanism lifts to extend the display out of the conference table from the interior of the conference table; the user can use the display extending out of the conference table from the plate hole; when the display extends out of the desktop, the controller gives an instruction to a face recognition system, the face recognition system simultaneously starts an upper camera and a lower camera to respectively take pictures of the face of the user to obtain two breadth images of the user, and after the two breadth images are processed, the image position of the same point of the face in the two breadth images is found out; according to the image position information of the same point of the face in the two breadth images, the included angle between the same point of the face and the connecting line between the upper camera and the lower camera can be calculated, and the looking-up angle of the face of the user at present can be calculated according to the included angle; then according to the current looking-up angle of the face of the user and the reference angle of the position of the display when the face is in different looking-up states, the controller gives a corresponding forward and backward rotation instruction to the forward and backward rotating mechanism, and the forward and backward rotating mechanism rotates forward and backward by a corresponding angle, so that the forward and backward turning angle of the display is adjusted to the angle suitable for the face in the looking-up state of the user;
and 4, step 4: when the infrared sensor detects that no human body signal exists, the infrared sensor uploads the no human body signal to the controller, the controller enables the infrared sensor to perform no human body signal confirmation detection again according to the preset time interval length, and if the infrared sensor detects that no human body signal exists again, the infrared sensor uploads the detected no human body signal to the controller again;
and 5: when the controller receives the two times of no human body signals uploaded by the infrared sensor within the set time,
step 6: the controller immediately gives a descending instruction to the lifting mechanism, the lifting mechanism drives the connecting column to descend downwards, the connecting column descends downwards to drive the connecting block to descend downwards, the connecting block descends downwards to drive the front and back rotating mechanism to descend, and the front and back rotating mechanism descends to retract the display into the conference table from the outside of the conference table; when the display is completely retracted into the conference table, the controller immediately gives a cover closing instruction to the cover hole mechanism, and the cover hole mechanism immediately closes the plate holes.
When the display extends out of the conference table from the interior of the conference table, the left air cylinder pushes the left extrusion sealing rectangular block outwards under the control of the controller, the right air cylinder also pushes the right extrusion sealing rectangular block outwards, so that the left half notch and the right half notch are opposite to each other and are connected to the connecting block in a pressing manner, and the left elastic sealing strip on the right surface of the left extrusion sealing rectangular block is connected to the right elastic sealing strip on the left surface of the right extrusion sealing rectangular block in a pressing and sealing manner; the left elastic sealing strip in the left half notch is compressed and hermetically connected onto the connecting block, and the right elastic sealing strip in the right half notch is compressed and hermetically connected onto the connecting block, so that the display extends out of the conference table from the conference table and then the plate hole is sealed.
The height information of the display used by the user is stored in the memory through the fingerprint device, when the user inputs the fingerprint information on the fingerprint device, the controller directly raises the corresponding display to the height preset by the user after calling the height information of the display which is stored in the memory in advance and is bound with the fingerprint information of the user.
When water falls on the desktop, water can not flow into the desk from the plate hole, thereby ensuring that instrument equipment arranged in the desk can not be influenced by water, improving the safety of the instrument equipment in the desk, and having good safety, high sealing performance of plate holes and good stability.
The stopple can be fixed at the downthehole by firm sealed card to when water falls on the desktop, water can not flow into the table from the downthehole, thereby guaranteed that the instrument equipment of setting in the table can not receive the influence of water, improved the security that the instrument equipment is not damaged by water in the table, the security is good, and the pore sealing nature is high, and stability is good.
This embodiment the display can stretch out the conference table from the conference table in automatically when someone will use the display outside, the display can be automatic when nobody uses electric display shrink from the conference table in hidden the conference table outside, the front and back upset degree of ability automatically regulated display, intelligent degree is high, the security is good, the pore sealing nature is high, stability is good, cover the pore mechanism can be fine cover the pore or open, convenience simple to use, the pore sealing nature is high, stability is good.
The embodiments of the present invention have been described above with reference to the accompanying drawings, but the implementation is not limited to the above-described embodiments, and those skilled in the art can make various changes or modifications within the scope of the appended claims.
Claims (5)
1. A paperless conference lifter is characterized by comprising a controller (49), a timer (53), a display (52), a memory (48), a face recognition system (47), a shell (1) with an opening at the upper end and a desktop (7) with a plate hole (21), wherein the opening at the upper end of the shell is fixedly connected to the lower surface of the desktop; a vertical guide rail (14) and a rotary hole covering mechanism (13) are respectively fixedly arranged in the shell (2), and a lifting mechanism (17) is arranged on the vertical guide rail in a vertical sliding manner; the face recognition system comprises a lower camera (4) and an upper camera (5), a connecting column (3) is fixedly arranged at the upper end of the lifting mechanism, a connecting block (16) is fixedly connected to the upper end of the connecting column, a front and back rotating mechanism (6) is fixedly arranged at the upper end of the connecting block, an angle sensor (15) is arranged on the front and back rotating mechanism, the lower camera is fixedly arranged on the connecting block, and the upper camera is fixedly arranged at the upper end of the lower camera; the display is fixedly arranged on the front and back rotating mechanism; the timer, the memory, the control end of the face recognition system, the control end of the hole covering mechanism, the control end of the lifting mechanism, the control end of the front-back rotating mechanism and the angle sensor are respectively connected with the controller; a table half through hole (54) is arranged on the outer side wall of the table top on the right outer side of the plate hole, and an infrared sensor (55) connected with the controller is arranged in the table half through hole; a left groove (56) and a right groove (57) are respectively arranged on the upper surface of the table top at the left and right sides of the table half through hole, a left pressure sensor (18) and a right pressure sensor (19) are respectively arranged in the left groove and the right groove, and the left pressure sensor and the right pressure sensor are both connected with a controller; a left elastic sealing film (58) is arranged at the notch of the left groove above the left pressure sensor in a sealing way, and a right elastic sealing film (59) is arranged at the notch of the right groove above the right pressure sensor in a sealing way; the cover hole mechanism comprises a cover seat (20), a first rotating arm (12), a hole plug (10) and a cover closing motor (46), the cover seat is fixedly connected to the lower surface of the desktop, the cover closing motor is fixed on the cover seat, the left end of the first rotating arm is fixedly connected to a rotating shaft (11) of the cover closing motor, the hole plug is fixedly connected to the right end of the first rotating arm, and the control end of the cover closing motor is connected with the controller; a horizontal groove (23) with a rectangular horizontal section is horizontally arranged on the hole wall of the hole, and the center of the horizontal groove is superposed with the center of the hole; a left extrusion sealing rectangular block (27) is arranged in the horizontal groove on the left side of the plate hole in a sealing and sliding mode, a left wall hole (22) is formed in the inner wall of the horizontal groove on the left side of the left extrusion sealing rectangular block, a left air cylinder (25) is fixedly arranged in the left wall hole, a telescopic rod (26) of the left air cylinder is fixedly connected to the left surface of the left extrusion sealing rectangular block, a left half notch (33) is formed in the right surface of the left extrusion sealing rectangular block, and left elastic sealing strips (28) are arranged on the right surface of the left extrusion sealing rectangular block and in the left half notch; a right extrusion sealing rectangular block (30) is arranged in a horizontal groove on the right of the plate hole in a sealing and sliding mode, a right wall hole (24) is formed in the inner wall of the horizontal groove on the right of the right extrusion sealing rectangular block, a right air cylinder (32) is fixedly arranged in the right wall hole, a telescopic rod (31) of the right air cylinder is fixedly connected to the right surface of the right extrusion sealing rectangular block, a right half notch (34) which is right opposite to the left half notch is formed in the left surface of the right extrusion sealing rectangular block, and right elastic sealing strips (29) are arranged on the left surface of the right extrusion sealing rectangular block and in the right half notch; the control end of the left air cylinder and the control end of the right air cylinder are respectively connected with the controller.
2. The paperless conference lifter according to claim 1, wherein a left column locking groove (40) with a height matching with the height of the left extrusion sealing rectangular block is provided on the left side wall of the connection column, and a right column locking groove (41) with a height matching with the height of the right extrusion sealing rectangular block is provided on the right side wall of the connection column.
3. The paperless conference lifter according to claim 1 or 2, wherein a plug left slot (42) with a height matching with the height of the left extrusion sealing rectangular block is arranged on the left side wall of the hole plug of the cover hole mechanism, and a plug right slot (43) with a height matching with the height of the right extrusion sealing rectangular block is arranged on the right side wall of the hole plug of the cover hole mechanism.
4. The paperless conference lifter according to claim 1, wherein a half through wall hole (36) is formed in a left hole wall of the hole, a lock pin (39) is slidably arranged at an outer end in the half through wall hole, a magnetic block (38) is fixedly connected to an inner end of the lock pin, an extrusion spring (37) is arranged at the inner end in the half through wall hole, an outer end of the extrusion spring is connected to the magnetic block in an extrusion manner, an electromagnet (35) is further fixedly arranged at the inner end in the half through wall hole, a normally open switch (45) is arranged on a power supply (50) loop (51) of the electromagnet, a control end of the normally open switch is connected with a controller, and a lock hole (44) matched with the lock pin is formed in a side wall of a hole plug of the hole covering mechanism.
5. The paperless conference lift as claimed in claim 1, wherein a fingerprint device (9) connected to the controller is further provided on the upper surface of the table top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611034399.0A CN106617685B (en) | 2016-11-22 | 2016-11-22 | Paperless conference lifter and control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611034399.0A CN106617685B (en) | 2016-11-22 | 2016-11-22 | Paperless conference lifter and control method |
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| Publication Number | Publication Date |
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| CN106617685A CN106617685A (en) | 2017-05-10 |
| CN106617685B true CN106617685B (en) | 2020-04-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201611034399.0A Active CN106617685B (en) | 2016-11-22 | 2016-11-22 | Paperless conference lifter and control method |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107390789A (en) * | 2017-07-20 | 2017-11-24 | 合肥顺顺信息咨询有限公司 | A kind of Intelligent office Desk system |
| CN107307591A (en) * | 2017-08-21 | 2017-11-03 | 安徽辉墨教学仪器有限公司 | A kind of modularization intelligent dais |
| CN112001367B (en) * | 2020-09-29 | 2021-04-16 | 江苏鼎驰电子科技有限公司 | Intelligent face recognition terminal |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101113866B (en) * | 2006-07-28 | 2011-05-04 | 海尔集团公司 | Wine cabinet having snap-chill cabinet |
| TWI443025B (en) * | 2011-12-05 | 2014-07-01 | Kinpo Elect Inc | Cover opening-closing device and multi-function printer with the same |
| CN104106915B (en) * | 2014-05-07 | 2016-08-24 | 王浩 | A kind of multi-purpose computer desk |
| CN104305728A (en) * | 2014-10-20 | 2015-01-28 | 深圳市一起游戏科技有限公司 | Multifunctional table |
| EP3031356A1 (en) * | 2014-12-12 | 2016-06-15 | KIH-utveckling AB | Height-adjustable table using eye detection |
| US20160255950A1 (en) * | 2015-03-03 | 2016-09-08 | David Mata Valdes | Ergonomic desk and modular design for collaborative dispositions |
| CN205214626U (en) * | 2015-12-21 | 2016-05-11 | 王汝丽 | Chinese teaching desk |
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