CN111764788A - Intelligent lock - Google Patents

Intelligent lock Download PDF

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Publication number
CN111764788A
CN111764788A CN202010676779.4A CN202010676779A CN111764788A CN 111764788 A CN111764788 A CN 111764788A CN 202010676779 A CN202010676779 A CN 202010676779A CN 111764788 A CN111764788 A CN 111764788A
Authority
CN
China
Prior art keywords
door
clamping
cavity
box
inner cavity
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN202010676779.4A
Other languages
Chinese (zh)
Inventor
夏江华
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN202010676779.4A priority Critical patent/CN111764788A/en
Publication of CN111764788A publication Critical patent/CN111764788A/en
Withdrawn legal-status Critical Current

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
    • E06B3/32—Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing
    • E06B3/34—Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing with only one kind of movement
    • E06B3/36—Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing with only one kind of movement with a single vertical axis of rotation at one side of the opening, or swinging through the opening
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
    • E05B47/0001—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof
    • E05B47/0012—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof with rotary electromotors
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B63/00—Locks or fastenings with special structural characteristics
    • E05B63/14—Arrangement of several locks or locks with several bolts, e.g. arranged one behind the other
    • E05B63/143—Arrangement of several locks, e.g. in parallel or series, on one or more wings
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B65/00—Locks or fastenings for special use
    • E05B65/06—Locks or fastenings for special use for swing doors or windows, i.e. opening inwards and outwards
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
    • E05D15/00—Suspension arrangements for wings
    • E05D15/48—Suspension arrangements for wings allowing alternative movements
    • E05D15/50—Suspension arrangements for wings allowing alternative movements for opening at either of two opposite edges
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME RELATING TO HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS AND DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION, CHECKS FOR WINGS AND WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05Y2900/00—Application of doors, windows, wings or fittings thereof
    • E05Y2900/10—Application of doors, windows, wings or fittings thereof for buildings or parts thereof
    • E05Y2900/13—Application of doors, windows, wings or fittings thereof for buildings or parts thereof characterised by the type of wing
    • E05Y2900/132—Doors

Abstract

The invention discloses an intelligent lock, which comprises a door frame, wherein a door frame inner cavity is arranged in the door frame, a door plate is arranged in the door frame inner cavity, symmetrical box bodies are arranged on two sides of the door plate, symmetrical side blocks are fixedly arranged on one side of each box body, the side blocks are connected with the door frame in a rotating fit mode, a telescopic locking device capable of fixing the box bodies and the door plate from any one side of the door plate is arranged in each box body, the intelligent lock adopts a mode of respectively locking the door from two sides, so that the door can be selectively opened from one side, four corners of the intelligent lock can be locked when the intelligent lock is locked, the safety of the intelligent lock is improved, and normal work can be carried out by using a lock and a hinge on the other side when a single-side lock or a single-side hinge fails, so that daily use of.

Description

Intelligent lock
Technical Field
The invention relates to the technical field of intelligent lock equipment, in particular to an intelligent lock.
Background
In current intelligent lock equipment, because the mode that the mode of adoption is mostly carried out the locking to the door for single side for single tool to lock, when dismantling the door, also must dismantle whole door frame and just make the door pull down and be convenient for maintain and maintain, this degree of convenience that makes the dismantlement maintenance of door reduces, and simultaneously because traditional door also is too single with the mode of door frame locking, make the equipment reliability reduction when carrying out actual work, and because the daily life needs of personnel will be influenced when making the door can't open if the hinge of unilateral lock or unilateral breaks down, unable effectual use door, or the indoor messenger personnel that make in place are stranded, this just makes equipment can't carry out effectual in-service use and the personnel of being convenient for carry out abundant utilization equipment and carry out daily use, the use reliability of equipment has been reduced.
Disclosure of Invention
The technical problem to be solved by the present invention is to provide an intelligent lock, which can solve the above problems in the prior art.
The invention is realized by the following technical scheme: the invention discloses an intelligent lock which comprises a door frame, wherein a door frame inner cavity is formed in the door frame, a door plate is arranged in the door frame inner cavity, symmetrical box bodies are arranged on two sides of the door plate, symmetrical side blocks are fixedly arranged on one side of each box body, the side blocks are in rotating fit connection with the door frame, a telescopic locking device capable of fixing the box bodies and the door plate from any one side is arranged in each box body, and a door opening device capable of locking the door plate and the box body on one side to enable the door plate to be separated from the box body on the other side to be locked and realize the turnover of the door plate is arranged on the front side of the telescopic locking device.
According to the technical scheme, the telescopic locking device comprises a clamping extending block which is connected with the box body in a sliding fit mode and symmetrically arranged, a plurality of open clamping ring cavities are formed in the door plate, the clamping ring cavities and the clamping extending block are arranged, and a driving device is arranged in the box body and drives the clamping extending block to slide out of the box body and an extending clamping assembly for clamping the door plate.
According to the technical scheme, the extending clamping assembly comprises a top cavity arranged in the box body, an inner cavity is arranged between the top cavity in a communicated mode, the inner cavity is located on one side of the inner cavity, the inner cavity is arranged on the side in the box body, the top cavity is provided with a driving annular telescopic structure which is used for driving the clamping extending block to annularly stretch and slide, and an internal driving structure which is used for driving the clamping extending block and the annular telescopic structure to slide is arranged in the side arranging inner cavity and the inner cavity.
According to a further technical scheme, the annular telescopic structure comprises an annular inner cavity arranged in the top cavity, the annular inner cavity is of a semi-annular structure, a matching rack is arranged in the annular inner cavity in a sliding mode, the matching rack is fixedly matched and connected with the clamping extending block, and the annular inner cavity is coincided with the circle center of the clamping annular cavity and has the same diameter.
According to a further technical scheme, the internal driving structure comprises an intermediate cavity arranged in the side placement inner cavity, a power matching rod is arranged in the end wall inner rotating of the intermediate cavity and the side placement inner cavity, symmetrical rotating matching bevel gears are arranged on the outer surface of the power matching rod, the rotating matching bevel gears are meshed with matching racks, a fixed matching rod is connected with the end wall of the top cavity in a rotating matching mode, and a rotating assembly driving the power matching rod to rotate is arranged in the intermediate cavity.
According to the technical scheme, the rotating assembly comprises an internal motor arranged in the middle cavity, one side of the internal motor is in power connection with a driving fit bevel gear, one side of the driving fit bevel gear is in meshing connection with a side meshing bevel gear, and the side meshing bevel gear is fixedly matched and connected with the outer surface of the power fit rod.
According to the technical scheme, an electric connection button is arranged on the front side of the box body and electrically connected with the internal motor.
According to the technical scheme, the door opening device comprises a lock cylinder arranged in the door plate, the lock cylinder is arranged in a bilateral symmetry mode, a clamping inner cavity corresponding to the lock cylinder is arranged in the box body, a telescopic rod is arranged in the lock cylinder, a lock hole is formed in one side of the lock cylinder, and the telescopic rod and the clamping inner cavity are clamped.
The invention has the beneficial effects that:
the device has a simple structure, adopts a mode of respectively locking the door from two sides, enables the door to be selectively opened from one side, can lock four corners when the device is locked, enables the safety of the device to be improved, and can utilize the lock and the hinge on the other side to normally work when the single-side lock or the single-side hinge fails, so that the daily use of the device by personnel can be smoothly carried out.
When the door frame is in an initial state, the device, the assembly and the structure are in a stop working state, the door plate on any side can be locked with the box body according to actual conditions, or the door plate can rotate by the box body and the side blocks on one side in a mode of locking the door plate with the box bodies on two sides, so that the door plate can be opened to enable the inner cavity of the door frame to be in an opening state.
When the equipment is used for locking the door plate and the box bodies on two sides, the assembling and clamping extending block slides into the assembling and clamping ring cavity, the assembling and clamping extending block locks and fixes the door plate and the box bodies, at the moment, the door plate and the box bodies form a complete locking state, and at the moment, the door plate cannot be opened.
When the clamping extending block does not slide into the clamping ring cavity, the door plate utilizes the lock hole, the lock cylinder, the telescopic rod and the clamping cavity on two sides to lock the door plate and two sides of the box body, and the aim at the moment is to prevent the door plate from being separated from the box body even if the clamping extending block does not lock the door plate and the box body.
When any one side of unlocking equipment is required to be selected to enable the door panel to be opened, the internal motor on any side drives the driving fit bevel gear to rotate after working, the driving fit bevel gear is meshed with the side mesh bevel gear to enable the side mesh bevel gear to drive the power fit rod to rotate, the power fit rod is fixedly matched and connected with the fixed fit rod to enable the fixed fit rod to drive the rotating fit bevel gear to rotate, the rotating fit bevel gear is meshed with the fit rack to enable the fit rack and the installing and clamping extending block to slide in the ring inner cavity, the installing and clamping extending block slides out of the clamping ring inner cavity, at the moment, the door panel and the hereditary box body can be unlocked, and the internal motor can work only by pressing the corresponding electric connection button before the internal motor works, and then, inserting a key into the unlocking genetic lock hole, rotating the lock hole, enabling the telescopic rod to slide into the lock core from the clamping inner cavity under the action of the lock core, completely unlocking the door plate and the box body, and then rotating the door plate to enable the inner cavity of the door frame to be in an open state.
Drawings
For ease of illustration, the invention is described in detail by the following specific examples and figures.
FIG. 1 is a schematic view of an internal overall structure of an intelligent lock according to the present invention;
FIG. 2 is a schematic front view of the apparatus of FIG. 1;
FIG. 3 is a schematic view of FIG. 2 taken along line A-A;
FIG. 4 is a schematic view at B of FIG. 1;
FIG. 5 is a schematic view at C of FIG. 1;
in the figure, an inner cavity 12, a side block 13, a box body 14, a door frame 15, a top cavity 16, a door panel 17, a door frame inner cavity 18, a power matching rod 19, a lock core 21, a lock hole 22, an expansion rod 23, a clamping inner cavity 24, an internal motor 25, a side meshing bevel gear 26, a side placing inner cavity 27, a driving matching bevel gear 28, an intermediate cavity 29, an inner ring cavity 31, a fixed matching rod 32, a rotating matching bevel gear 33, a matching rack 34, a clamping extending block 35, a clamping ring cavity 36 and an electric connection button 41 are arranged in the box body.
Detailed Description
As shown in fig. 1 to 5, the present invention is explained in detail, and for convenience of description, the following orientations are defined as follows: the up-down, left-right and front-back direction is consistent with the up-down, left-right and front-back direction of the projection relation of the door panel 1, and the intelligent lock comprises a door frame 15, wherein a door frame inner cavity 18 is arranged in the door frame 15, a door panel 17 is arranged in the door frame inner cavity 18, box bodies 14 which are symmetrical are arranged on two sides of the door panel 17, symmetrical side blocks 13 are fixedly arranged on one side of each box body 14, the side blocks 13 are connected with the door frame 15 in a rotating fit mode, a telescopic locking device capable of fixing the door panel 17 on the box bodies 14 and the door panel 17 from any one side is arranged in each box body 14, and a door opening device capable of locking the door panel 17 and the box bodies 14 on one side to separate the door panel 17 from the box bodies 14 on the other side to realize the turnover of the.
Beneficially, the telescopic locking device includes card installing and inserting blocks 35 connected to the box 14 in a sliding fit manner and symmetrically arranged, a plurality of open card installing and inserting ring cavities 36 are provided in the door plate 17, the card installing and inserting ring cavities 36 and the card installing and inserting blocks 35 are arranged in a clamping manner, and an extending card installing and inserting assembly for driving the card installing and inserting blocks 35 to slide out of the box 14 and then to be installed and inserted in the door plate 17 is provided in the box 14.
Beneficially, wherein, stretch out dress card subassembly including set up in top chamber 16 in the box 14, the intercommunication is provided with inner chamber 12 between the top chamber 16, inner chamber 12 one side is provided with and is located the side in the box 14 places inner chamber 27, be provided with the drive in the top chamber 16 dress card stretches into the annular extending structure that the piece 35 annular is stretched out and drawn back and is slided, side is placed inner chamber 27 and is provided with the drive in inner chamber 12 dress card stretches into piece 35 and the annular extending structure carries out the internal drive structure that slides.
Advantageously, the annular telescopic structure comprises an annular inner cavity 31 arranged in the top cavity 16, the annular inner cavity 31 is a semi-annular structure, a matching rack 34 is slidably arranged in the annular inner cavity 31, the matching rack 34 is fixedly connected with the clamping extending block 35 in a matching manner, and the annular inner cavity 31 coincides with the circle center of the clamping annular cavity 36 and has the same diameter.
Advantageously, the internal driving structure comprises an intermediate cavity 29 arranged in the side placement cavity 27, the power fit rod 19 is rotatably arranged in the end walls of the intermediate cavity 29 and the side placement cavity 27, the external surface of the power fit rod 19 is provided with symmetrical helical rotation fit gears 33, the helical rotation fit gears 33 are meshed with a fit rack 34, the fixed fit rod 32 is connected with the end wall of the top cavity 16 in a rotating fit manner, and a rotating assembly for driving the power fit rod 19 to rotate is arranged in the intermediate cavity 29.
Advantageously, the rotating assembly comprises an internal motor 25 arranged in the middle cavity 29, a driving matching bevel gear 28 is arranged on one side of the internal motor 25 in a power connection mode, a side meshing bevel gear 26 is arranged on one side of the driving matching bevel gear 28 in a meshing mode, and the side meshing bevel gear 26 is fixedly connected with the outer surface of the power matching rod 19 in a matching mode.
Advantageously, wherein the front side of the casing 14 is provided with an electrical connection button 41, the electrical connection button 41 being arranged electrically connected to the internal electric motor 25.
Beneficially, the door opening device includes a lock cylinder 21 disposed in the door panel 17, the lock cylinder 21 is disposed in bilateral symmetry, a card installation inner cavity 24 corresponding to the lock cylinder 21 is disposed in the box body 14, an expansion link 23 is disposed in the lock cylinder 21, a lock hole 22 is disposed on one side of the lock cylinder 21, and the expansion link 23 and the card installation inner cavity 24 are installed in a card installation manner.
When the device, the components and the structure are in a stop working state in an initial state, the device can lock the door plate 17 and the box body 14 on any side or lock the door plate 17 and the box bodies 14 on two sides according to actual conditions, so that the door plate 17 can rotate by the box body 14 and the side block 13 on one side, the door plate 17 can be opened to enable the inner cavity 18 of the door frame to be in an open state, the lock cylinder 21 is in the prior art, adopts multiple anti-theft technologies, multiple special-shaped anti-pulling marbles, prevents technical opening, is matched with a unique structural design of marbles and blades, and has high safety performance of preventing technical opening. The lock core is internally provided with a precise number marble and a special-shaped marble structure, and the number marble and the special-shaped marble can be automatically locked under the condition that the number marble and the special-shaped marble are required to be simultaneously pulled when the technology is started, so that the technology is started without work. The lock core adopts multiple combination of various special-shaped marbles, and billions of key numbers can be programmed at most, so that the zero mutual opening (one thousand and six millionths) of the region is realized. The lock core is additionally provided with a lateral internal pressure type side column bayonet lock device, so that the strong twisting capacity for preventing violence is greatly improved.
When the equipment is in a state that the door panel 17 is locked with the box bodies 14 on two sides, the installing and clamping extending block 35 slides into the installing and clamping ring cavity 36, the installing and clamping extending block 35 locks and fixes the door panel 17 and the box bodies 14, at the moment, the door panel 17 and the box bodies 14 form a complete locking state, and at the moment, the door panel 17 cannot be opened.
When the card-loading extending block 35 does not slide into the card-loading ring cavity 36, the door panel 17 utilizes the lock hole 22, the lock core 21, the telescopic rod 23 and the card-loading inner cavity 24 on both sides to lock the door panel 17 and both sides of the box body 14, and the purpose at this time is to prevent the door panel 17 from being separated from the box body 14 even if the card-loading extending block 35 does not lock the door panel 17 and the box body 14.
When any one side of unlocking equipment needs to be selected to enable the door panel 17 to be opened, the internal motor 25 on any side drives the driving matching bevel gear 28 to rotate after working, the driving matching bevel gear 28 and the side meshing bevel gear 26 are meshed, so that the side meshing bevel gear 26 drives the power matching rod 19 to rotate, the power matching rod 19 is fixedly matched and connected with the fixed matching rod 32, so that the fixed matching rod 32 drives the rotating matching bevel gear 33 to rotate, and the rotating matching bevel gear 33 and the matching rack 34 are meshed, so that the matching rack 34 and the installing and clamping extending block 35 slide in the ring inner cavity 31, the installing and clamping extending block 35 slides out from the installing and clamping ring cavity 36, and at the moment, the door panel 17 can be unlocked with the genetic box body 14, before the internal motor 25 works, the corresponding electric connection button 41 needs to be pressed to realize the work of the internal motor 25, then a key is inserted into the unlocking genetic lock hole 22, and after the lock hole 22 is rotated, the telescopic rod 23 slides into the lock core 21 from the clamping inner cavity 24 under the action of the lock core 21, at this time, the door panel 17 and the box body 14 can be completely unlocked, and then the door panel 17 can be rotated to enable the door panel 17 to enable the door frame inner cavity 18 to be in an opening state.
The above description is only an embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope defined by the claims.

Claims (8)

1. The utility model provides an intelligent lock, includes the door frame, be provided with the door frame inner chamber in the door frame, be provided with the door plant in the door frame inner chamber, the door plant both sides are provided with the box of symmetry, box one side sets firmly the side block of symmetry, the side block with the door frame normal running fit is connected, be provided with in the box and can with the door plant makes from arbitrary one side box and door plant carry out the flexible locking device who fixes, flexible locking device front side be provided with door plant and one side the box carries out the locking so that door plant and opposite side the box breaks away from the locking and realizes the door plant door opener that overturns.
2. An intelligent lock according to claim 1, wherein: the telescopic locking device comprises a clamping extending block which is connected with the box body in a sliding fit manner and symmetrically arranged, a plurality of open clamping ring cavities are arranged in the door plate, the clamping ring cavities and the clamping extending block are arranged, a drive is arranged in the box body, the clamping extending block slides out of the box body, and a stretching clamping assembly is arranged on the door plate.
3. An intelligent lock according to claim 2, wherein: stretch out dress card subassembly including set up in top chamber in the box, the intercommunication is provided with the inner chamber between the top chamber, inner chamber one side is provided with and is located the inner chamber is placed to the side in the box, the top intracavity is provided with the drive the annular extending structure that the dress card stretched into the piece annular and stretches out and draw back and slide, be provided with the drive in side inner chamber and the inner chamber the dress card stretches into the piece and the annular extending structure carries out the internal drive structure that slides.
4. A smart lock according to claim 3, characterised in that: the annular telescopic structure comprises an annular inner cavity arranged in the top cavity, the annular inner cavity is of a semi-annular structure, a matching rack is arranged in the annular inner cavity in a sliding mode, the matching rack is fixedly matched and connected with the clamping extending block, and the annular inner cavity is coincided with the circle center of the clamping annular cavity and has the same diameter.
5. A smart lock according to claim 3, characterised in that: the internal driving structure comprises an intermediate cavity arranged in the side placement inner cavity, a power matching rod is arranged in the end wall of the intermediate cavity and the end wall of the side placement inner cavity in a rotating mode, rotating matching helical gears which are symmetrical are arranged on the outer surface of the power matching rod, the rotating matching helical gears are meshed with matching racks, the fixed matching rod is connected with the end wall of the top cavity in a rotating matching mode, and a rotating assembly which is driven by the power matching rod to rotate is arranged in the intermediate cavity.
6. An intelligent lock according to claim 5, wherein: the rotary assembly comprises an internal motor arranged in the middle cavity, one side of the internal motor is in power connection with a driving fit bevel gear, one side of the driving fit bevel gear is meshed with a side meshing bevel gear, and the side meshing bevel gear is in fixed fit connection with the outer surface of the power fit rod.
7. An intelligent lock according to claim 6, wherein: the box front side is provided with the electricity and connects the button, the electricity connect the button with inside motor electricity is connected the setting.
8. An intelligent lock according to claim 6, wherein: the door opener comprises a lock cylinder arranged in the door plate, the lock cylinder is arranged in a bilateral symmetry mode, a clamping inner cavity corresponding to the lock cylinder is arranged in the box body, a telescopic rod is arranged in the lock cylinder, a lock hole is formed in one side of the lock cylinder, and the telescopic rod and the clamping inner cavity are arranged in a clamping mode.
CN202010676779.4A 2020-07-14 2020-07-14 Intelligent lock Withdrawn CN111764788A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010676779.4A CN111764788A (en) 2020-07-14 2020-07-14 Intelligent lock

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010676779.4A CN111764788A (en) 2020-07-14 2020-07-14 Intelligent lock

Publications (1)

Publication Number Publication Date
CN111764788A true CN111764788A (en) 2020-10-13

Family

ID=72725639

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010676779.4A Withdrawn CN111764788A (en) 2020-07-14 2020-07-14 Intelligent lock

Country Status (1)

Country Link
CN (1) CN111764788A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112466169A (en) * 2021-01-28 2021-03-09 江苏北弓智能科技有限公司 Portable military vocational education offline system
CN112948794A (en) * 2021-01-28 2021-06-11 深圳闻思智能科技有限公司 Portable military vocational education offline server

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112466169A (en) * 2021-01-28 2021-03-09 江苏北弓智能科技有限公司 Portable military vocational education offline system
CN112466169B (en) * 2021-01-28 2021-04-13 江苏北弓智能科技有限公司 Portable military vocational education offline system
CN112948794A (en) * 2021-01-28 2021-06-11 深圳闻思智能科技有限公司 Portable military vocational education offline server

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Application publication date: 20201013

WW01 Invention patent application withdrawn after publication