CN118194376B - Notebook computer keyboard - Google Patents
Notebook computer keyboard Download PDFInfo
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- CN118194376B CN118194376B CN202410596332.4A CN202410596332A CN118194376B CN 118194376 B CN118194376 B CN 118194376B CN 202410596332 A CN202410596332 A CN 202410596332A CN 118194376 B CN118194376 B CN 118194376B
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- wall
- sleeve
- block
- keyboard
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- 238000005520 cutting process Methods 0.000 claims abstract description 51
- 230000005540 biological transmission Effects 0.000 claims abstract description 36
- 239000000758 substrate Substances 0.000 claims abstract description 27
- 230000007246 mechanism Effects 0.000 claims abstract description 20
- 238000001514 detection method Methods 0.000 claims description 10
- 238000006073 displacement reaction Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 230000009467 reduction Effects 0.000 claims description 3
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 2
- 239000004917 carbon fiber Substances 0.000 claims description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 2
- 238000003466 welding Methods 0.000 claims description 2
- 238000005192 partition Methods 0.000 abstract description 7
- 230000009471 action Effects 0.000 abstract description 6
- 230000033001 locomotion Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000013475 authorization Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/70—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer
- G06F21/82—Protecting input, output or interconnection devices
- G06F21/83—Protecting input, output or interconnection devices input devices, e.g. keyboards, mice or controllers thereof
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/1613—Constructional details or arrangements for portable computers
- G06F1/1633—Constructional details or arrangements of portable computers not specific to the type of enclosures covered by groups G06F1/1615 - G06F1/1626
- G06F1/1662—Details related to the integrated keyboard
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/30—Authentication, i.e. establishing the identity or authorisation of security principals
- G06F21/31—User authentication
- G06F21/32—User authentication using biometric data, e.g. fingerprints, iris scans or voiceprints
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/02—Input arrangements using manually operated switches, e.g. using keyboards or dials
- G06F3/0202—Constructional details or processes of manufacture of the input device
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Computer Hardware Design (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Security & Cryptography (AREA)
- Human Computer Interaction (AREA)
- Software Systems (AREA)
- Input From Keyboards Or The Like (AREA)
Abstract
The invention discloses a keyboard of a notebook computer, which belongs to the technical field of keyboards, wherein a keyboard substrate is fixedly arranged on the inner wall of a partition board, a sliding frame is fixedly connected to one side of the keyboard substrate and positioned at the bottom end of the partition board, and a primary linkage protection mechanism is arranged on one side of the sliding frame; the first-level linkage protection mechanism comprises a support frame arranged on one side of the sliding frame, the inner wall of the support frame is rotationally connected with a transmission screw, and a miniature motor is fixedly arranged in front of the support frame. According to the invention, the primary linkage protection mechanism is adopted, after a safety authorized person leaves the seat, the transmission screw carries six sleeve blocks to move backwards under the action of the screw transmission force, and a plurality of primary cutting bars can be spliced and locked with 88 keys, so that the notebook computer keyboard can be prevented from being knocked and damaged by other persons, the notebook computer data can be prevented from being changed by other persons at will, and the use safety of the notebook computer keyboard is greatly improved.
Description
Technical Field
The invention relates to the technical field of keyboards, in particular to a notebook computer keyboard.
Background
The key board of notebook computer is one of the main tools for user to interact with computer, and is used to input various text contents, such as writing document, sending mail, filling form, etc. by clicking the keys of letters, numbers, symbols, etc. on the key board, the user can input his own ideas and information into the computer fast, so that the key board of notebook computer is especially important in the course of carrying and using notebook computer.
In the prior art documents, the patent of Chinese patent publication No. CN115763124A discloses a keyboard and a notebook computer, wherein the keyboard of the notebook computer is provided with a corresponding stop hook at the edge separated from a keyboard frame by a keycap; a key cap magnet with a polarity direction in an up-down direction is fixed below each key cap respectively, and the polarity directions of the key cap magnets of all the key caps are the same; key trigger points are respectively arranged on the conductive films corresponding to the key caps; the polarity direction of the panel electromagnet is in the up-down direction after being electrified, so that the manufacturing process of the keyboard and the quantity of materials used are simplified; the consistency and reliability of keys of the keyboard are improved; the key hand feeling of the keyboard is improved, and personalized selection is provided. However, the notebook computer keyboard has the following problems:
When the notebook computer keyboard is used, a user needs to sit in front of the notebook computer to operate, the hand is used for knocking the keyboard to realize text data input, when the user leaves the computer and is not powered off, the notebook computer keyboard can still be used by other people, the notebook computer keyboard is knocked by other people, on one hand, the notebook computer keyboard can be knocked by other people to be damaged, on the other hand, the notebook computer data is easy to be changed by other people, the use safety of the notebook computer keyboard is greatly reduced, and therefore the notebook computer keyboard is needed.
Disclosure of Invention
Therefore, the invention provides a notebook computer keyboard to solve the technical problems in the prior art.
In order to achieve the above object, the present invention provides the following technical solutions: the notebook computer keyboard comprises a partition board, wherein a keyboard substrate is fixedly arranged on the inner wall of the partition board, a sliding frame is fixedly connected to one side of the keyboard substrate and positioned at the bottom end of the partition board, and a primary linkage protection mechanism is arranged on one side of the sliding frame; the primary linkage protection mechanism comprises a support frame arranged on one side of the sliding frame, the inner wall of the support frame is rotationally connected with a transmission screw, a micro motor is fixedly arranged in front of the support frame, and the micro motor is used for driving the transmission screw to rotate;
The outer wall of the transmission screw is in threaded connection with a plurality of sleeve blocks, one side of each sleeve block is welded with a hinge block, the bottom end of the inner wall of each hinge block is welded with a connecting shaft, and the outer wall of each connecting shaft is rotationally connected with a sleeve shaft; the inner wall of the sleeve shaft is connected with a support shaft in a rotating way near one end part of the sleeve shaft, the bottom end of the support shaft is welded with a connecting plate, one side of the connecting plate is fixedly provided with a sleeve slide block, and one side of the sleeve slide block is welded with a first-stage cutting; a two-stage linkage protection mechanism is arranged at one end part of the first-stage cutting; and a detection assembly is arranged in front of the keyboard substrate.
Preferably, the plurality of sleeve blocks are sequentially arranged from front to back at equal intervals, and the plurality of sleeve blocks are all in sliding connection with the inner wall of the support frame; the inner wall of the supporting frame and the outer wall of the sleeve block are polished, the hinge block and the connecting plate are rotationally connected with the sleeve shaft, and the sleeve shaft and the supporting shaft are made of carbon fiber materials; the outer walls of the sleeving sliding blocks are in sliding connection with the inner walls of the sliding frames, the first-stage cutting bars are in sliding connection with the top end of the keyboard substrate, a sliding rod used for guiding the sleeving sliding blocks is fixedly connected to one side of the inner walls of the sliding frames, and the inner walls of the sleeving sliding blocks are in sliding connection with the outer walls of the sliding rods; the inner wall slidable mounting of keyboard base plate has a plurality of buttons, every the spacing groove has all been seted up in the embedding of one side of button, the vertical section height of spacing groove is greater than the vertical section height of one-level cutting, the bottom fixedly connected with circuit board of keyboard base plate, just fixed connection between circuit board top and the frame bottom.
In this technical scheme notebook computer keyboard use, micro motor drive screw rotates, and six cover pieces are moved backward under the effect of screw drive power, and articulated piece drives the connecting axle and removes, and the cover axle carries the fulcrum and removes, and the connecting plate drives and cup joints the slider and slide along the slipframe inner wall, cup joints the slider and drives one-level cutting and remove the grafting to the spacing inslot portion, can lock a plurality of buttons side by side, avoids the button to be knocked the use by other non-safety authorized personnel.
Preferably, the two-stage linkage protection mechanism comprises a sliding sleeve block fixedly arranged at one end part of the first-stage cutting; a linkage bar is welded on one side of the sliding sleeve block, guide rods fixedly connected with the keyboard base plate are mounted on the inner walls of the sliding sleeve blocks, the inner walls of the sliding sleeve blocks are all in sliding connection with the outer walls of the guide rods, and the outer walls of the sliding sleeve blocks are all in sliding connection with the keyboard base plate; one side of the linkage strip is fixedly provided with a plurality of second-level cutting, and one side of each second-level cutting is fixedly connected with a guide strip; every the one end of second grade cutting all welds there is the connecting block, just one side fixedly connected with of connecting block cup joints the sliding shaft is installed to the inner wall of cup jointing the piece, the one end welding of sliding shaft has a frame board, a frame board is used for the direction a plurality of pieces of cup jointing to remove, guide strip and second grade cutting all with keyboard base plate top sliding connection, just one side vertical section area of guide strip is less than its opposite side vertical section area, a plurality of cup jointing the piece all with sliding shaft outer wall sliding connection, just the vertical section shape of sliding shaft is circular.
In the use process of the notebook computer keyboard, when the first-stage cutting moves backwards, the first-stage cutting carries the sliding sleeve block to move, and the sliding sleeve block slides backwards along the inner wall of the keyboard substrate. Four second grade cuttings remove backward in step, and four guide bars insert respectively in other four buttons, fix a position the locking through the spacing groove in other four buttons, and the connecting block carries the bridging piece to remove, and the bridging piece is along the inner wall backward slip of frame board, can realize linkage protection spacing to other four buttons.
Preferably, the detection assembly includes a baffle fixedly mounted in front of the keyboard substrate;
The bottom end of the baffle is welded with an inclined frame plate, the inner wall of the inclined frame plate is rotatably provided with a transmission shaft, one end part of the transmission shaft is fixedly connected with a deflection screw rod, and the other end part of the transmission shaft is coaxially connected with a speed reduction motor in a transmission manner; the gear motor is fixedly connected with the inclined frame plate, the outer wall of the displacement screw is in threaded connection with a threaded sleeve block, the top end of the threaded sleeve block is fixedly connected with a slide bar, and the inclined frame plate and the baffle are both in sliding connection with the slide bar;
the top end of the sliding strip is fixedly provided with a sliding block, an upper inclined surface of the sliding block is fixedly connected with an infrared sensor, one side of the infrared sensor is provided with a face recognition camera fixedly connected with the sliding block, the face recognition camera is used for recognizing a face, the outer wall of the threaded sleeve block is in sliding connection with the inner wall of the inclined frame plate, and the sliding block is in sliding connection with the baffle;
One side of the inclined frame plate is fixedly provided with a controller.
In the use process of the notebook computer keyboard, when hands of safety authorized personnel shield the infrared sensor, the gear motor drives the deflection screw rod to rotate forward, the deflection screw rod drives the thread sleeve block to move left under the action of the thread transmission force, the thread sleeve block drives the sliding strip to move left, the sliding strip slides in a gap between the baffle and the inclined frame plate, and the sliding block carries the infrared sensor and the face recognition camera to move. The gear motor drives the transmission shaft to reverse, and the slide carries infrared sensor and face identification camera to move right, and infrared sensor and face identification camera can realize controlling reciprocating motion, until the face identification camera can continue to gather the safety authorized personnel face, after the safety authorized personnel left the seat, the face identification camera can't gather the safety authorized personnel, can accomplish detection drive controller.
The invention has the following advantages:
1. according to the invention, the primary linkage protection mechanism is adopted, after a safety authorized person leaves a seat, the miniature motor drives the transmission screw to rotate, the transmission screw carries six sleeve blocks to move backwards under the action of a screw transmission force, each sleeve block respectively carries one hinge block to move, the sleeve shaft carries the support shaft to move, the support shaft drives the connecting plate to move backwards, the sleeve sliding block drives the primary cutting to move and plug into the limiting groove, the multiple primary cutting can be plugged and locked with 88 keys, the keys can be prevented from being knocked by other non-safety authorized persons, the damage to the keyboard of the notebook computer caused by the knocking of other persons can be avoided, the data of the notebook computer can be prevented from being changed by other persons, and the use safety of the keyboard of the notebook computer is greatly improved.
2. According to the invention, through the two-stage linkage protection mechanism, when the first-stage cutting moves backwards, the first-stage cutting carries the sliding sleeve block to move, and the sliding sleeve block slides backwards along the inner wall of the keyboard substrate. The linkage strip carries four second grade cuttings and moves backward in step, and four guide strips insert in other four buttons respectively, fix a position the locking through the spacing groove in other four buttons, and the connecting block carries the bridging piece and removes, and the bridging piece slides backward along the inner wall of frame board, realizes linkage protection spacing to other four buttons, avoids the unsecure authorized personnel to beat and uses other four buttons, and notebook computer keyboard safety in utilization is higher.
3. According to the invention, when the hands of the security authorizer shield the infrared sensor, the infrared sensor senses, the speed reducing motor drives the deflection screw rod to rotate forward, the thread sleeve block drives the slide bar to move left, the slide bar slides in a gap between the baffle plate and the inclined frame plate, the slide block carries the infrared sensor and the face recognition camera to move, and the transmission shaft rotates reversely, so that when the thread sleeve block carries the slide bar to move right, the infrared sensor does not sense with the hands of the security authorizer, the face recognition camera can deflect to acquire the face of the security authorizer in real time, so that the keyboard can be continuously used, and when the security authorizer leaves a seat, the face recognition camera can not acquire the face of the security authorizer, and can realize linkage protection on a plurality of keys on the keyboard, thereby avoiding random knocking of other non-security authorizers and improving the use security of the notebook computer keyboard.
According to the technical scheme, according to the mutual influence of the functions, firstly, the face recognition camera can shift and collect the face of the security authorized person in real time until the security authorized person leaves a seat, the face recognition camera cannot collect the face of the security authorized person, secondly, a plurality of first-level cutting bars can be spliced and locked with 88 keys, finally, four guide bars are respectively inserted into other four keys to realize safety protection limiting, and therefore, even if a user leaves a computer and does not shutdown, the safety protection operation can be automatically detected, the notebook computer keyboard is prevented from being knocked by other people, the notebook computer data can be prevented from being changed by other people, and the use safety of the notebook computer keyboard is greatly improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It will be apparent to those of ordinary skill in the art that the drawings in the following description are exemplary only and that other implementations can be obtained from the extensions of the drawings provided without inventive effort.
The structures, proportions, sizes, etc. shown in the present specification are shown only for the purposes of illustration and description, and are not intended to limit the scope of the invention, which is defined by the claims, so that any structural modifications, changes in proportions, or adjustments of sizes, which do not affect the efficacy or the achievement of the present invention, should fall within the ambit of the technical disclosure.
FIG. 1 is a schematic diagram of a keyboard installation state structure of a notebook computer according to the present invention;
FIG. 2 is a schematic diagram of a front view of a keyboard of a notebook computer according to the present invention;
FIG. 3 is a schematic view of a split partial structure of a partition plate and a keyboard substrate according to the present invention;
FIG. 4 is a schematic diagram of a cross-sectional structure of a notebook computer keyboard according to the present invention;
FIG. 5 is a schematic view of a cross-sectional cut-away partial structure of the connection between a micro motor and a support frame according to the present invention;
FIG. 6 is an enlarged schematic view of the structure of FIG. 5A according to the present invention;
FIG. 7 is a schematic view of a cross-sectional cut-away partial structure of the junction of a primary slip and a slip cap block according to the present invention;
FIG. 8 is a schematic view of a cross-sectional cut-away partial structure of the connection of the guide rod and the secondary cutting of the present invention;
FIG. 9 is a schematic bottom view of the detecting unit according to the present invention;
FIG. 10 is a schematic view of a vertical section partial structure of a detection assembly according to the present invention;
In the figure: 1. a partition plate; 2. a keyboard substrate; 3. a sliding frame; 4. a frame is supported; 5. a micro motor; 6. a drive screw; 7. sleeving blocks; 8. a hinge block; 9. a connecting shaft; 10. a sleeve shaft; 11. a support shaft; 12. a connecting plate; 13. sleeving a sliding block; 14. first-stage cutting; 15. a slide bar; 16. a key; 17. a limit groove; 18. a circuit board; 19. a sliding sleeve block; 20. a linkage bar; 21. a guide rod; 22. a second-stage cutting; 23. a guide bar; 24. a connecting block; 25. a sleeve joint block; 26. a support frame plate; 27. a sliding shaft; 28. a transmission shaft; 29. a baffle; 30. tilting the frame plate; 31. a displacement screw; 32. a speed reducing motor; 33. a threaded sleeve block; 34. a slide bar; 35. a sliding block; 36. an infrared sensor; 37. face recognition camera; 38. and a controller.
Detailed Description
Other advantages and advantages of the present invention will become apparent to those skilled in the art from the following detailed description, which, by way of illustration, is to be read in connection with certain specific embodiments, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The notebook computer keyboard is provided with a first-stage linkage protection mechanism, a second-stage linkage protection mechanism and a detection component, and the settings of the mechanisms and the components can automatically detect and realize the safety protection operation even if a user leaves the computer and does not shutdown, so that the notebook computer keyboard is prevented from being knocked by other people, the use safety of the notebook computer keyboard is greatly improved, and the specific structures of the mechanisms and the components are as follows.
In the technical scheme, as shown in fig. 1-6, the primary linkage protection mechanism comprises a support frame 4 arranged on one side of a sliding frame 3, wherein the inner wall of the support frame 4 is rotationally connected with a transmission screw 6, a micro motor 5 is fixedly arranged in front of the support frame 4, and the micro motor 5 is used for driving the transmission screw 6 to rotate; the outer wall of the transmission screw 6 is in threaded connection with a plurality of sleeve blocks 7, one side of each sleeve block 7 is welded with a hinge block 8, the bottom end of the inner wall of the hinge block 8 is welded with a connecting shaft 9, and the outer wall of the connecting shaft 9 is rotationally connected with a sleeve shaft 10; the inner wall of the sleeve shaft 10 is connected with a support shaft 11 in a rotating way near one end part of the sleeve shaft, a connecting plate 12 is welded at the bottom end of the support shaft 11, a sleeve slide block 13 is fixedly arranged on one side of the connecting plate 12, and a first-stage cutting 14 is welded on one side of the sleeve slide block 13; a two-stage linkage protection mechanism is arranged at one end part of the first-stage cutting 14; a detection unit is mounted in front of the keyboard substrate 2.
In the technical scheme, as shown in fig. 1-6, one side of the inner wall of a sliding frame 3 is fixedly connected with a sliding rod 15 for guiding a sleeved sliding block 13, and the inner walls of a plurality of sleeved sliding blocks 13 are in sliding connection with the outer wall of the sliding rod 15; the inner wall of the keyboard substrate 2 is slidably provided with a plurality of keys 16, one side of each key 16 is embedded and provided with a limiting groove 17, and the vertical section height of the limiting groove 17 is larger than that of the first-stage cutting 14. So that cup joint slider 13 along slide bar 15 outer wall backward movement, cup joint slider 13 like this and drive one-level cutting 14 to the inside grafting that removes of spacing groove 17, one-level cutting 14 can accomplish grafting locking with button 16, can lock more buttons 16, realizes the safety protection operation. The bottom fixedly connected with circuit board 18 of keyboard base plate 2, and fixed connection between circuit board 18 top and the frame 4 bottom to circuit board 18 can provide holding power to frame 4 and keyboard base plate 2, and circuit board 18 and notebook computer realize being connected the circular telegram and use.
In this technical solution, as shown in fig. 7-8, the two-stage linkage protection mechanism includes a sliding sleeve block 19 fixedly installed at one end of the first stage cutting 14; the linkage strip 20 is welded on one side of the sliding sleeve block 19, the guide rod 21 fixedly connected with the keyboard substrate 2 is mounted on the inner wall of the sliding sleeve block 19, the inner walls of the sliding sleeve blocks 19 are all in sliding connection with the outer walls of the guide rod 21, and the outer walls of the sliding sleeve blocks 19 are all in sliding connection with the keyboard substrate 2.
A plurality of second-stage cutting bars 22 are fixedly arranged on one side of the linkage bar 20, and a guide bar 23 is fixedly connected to one side of each second-stage cutting bar 22; the connecting block 24 is welded at one end of each secondary cutting 22, one side of the connecting block 24 is fixedly connected with the sleeve joint block 25, the sliding shaft 27 is installed on the inner wall of the sleeve joint block 25, the supporting frame plate 26 is welded at one end of the sliding shaft 27, the supporting frame plate 26 is used for guiding the plurality of sleeve joint blocks 25 to move, the guide strip 23 and the secondary cutting 22 are both in sliding connection with the top end of the keyboard substrate 2, the vertical cross section area of one side of the guide strip 23 is smaller than the vertical cross section area of the other side of the guide strip, the plurality of sleeve joint blocks 25 are both in sliding connection with the outer wall of the sliding shaft 27, and the vertical cross section shape of the sliding shaft 27 is round.
In this technical solution, as shown in fig. 9 to 10, the detection assembly includes a baffle 29 fixedly installed in front of the keyboard substrate 2; the bottom end of the baffle 29 is welded with an inclined frame plate 30, the inner wall of the inclined frame plate 30 is rotatably provided with a transmission shaft 28, one end part of the transmission shaft 28 is fixedly connected with a deflection screw 31, and the other end part of the transmission shaft 28 is coaxially connected with a speed reduction motor 32 in a transmission manner; the gear motor 32 is fixedly connected with the inclined frame plate 30, the outer wall of the displacement screw 31 is in threaded connection with a threaded sleeve block 33, the top end of the threaded sleeve block 33 is fixedly connected with a slide bar 34, and the inclined frame plate 30 and the baffle 29 are both in sliding connection with the slide bar 34; the top end of the sliding bar 34 is fixedly provided with a sliding block 35, an upper inclined surface of the sliding block 35 is fixedly connected with an infrared sensor 36, one side of the infrared sensor 36 is provided with a face recognition camera 37 fixedly connected with the sliding block 35, the face recognition camera 37 is used for recognizing a face, the outer wall of the threaded sleeve block 33 is in sliding connection with the inner wall of the inclined frame plate 30, and the sliding block 35 is in sliding connection with the baffle 29; a controller 38 is fixedly provided at one side of the inclined frame plate 30.
The using method of the notebook computer keyboard in the embodiment is as follows:
First, when the invention is installed and used, the circuit board 18 is installed in the notebook computer installation groove body, and the baffle plate 1 covers the top ends of the support frame 4 and the sliding frame 3 to realize sealing reinforcement. When an operator is located in front of the notebook computer, face image information of the operator can be acquired through the face recognition camera 37, when the recognized image is identical to the image data stored and set in the controller 38, the operator is a security authorized person, when the security authorized person knocks the keyboard, the operator can knock through the hands on the plurality of keys 16, data can be transmitted to the notebook computer, the knocked keys 16 are automatically reset under the action of springs, and the keyboard knocking reset belongs to the prior art and is not described excessively.
Secondly, when the hand of a security authority shields the infrared sensor 36 during detection, the infrared sensor 36 senses, the speed reducing motor 32 is started by the controller 38, the speed reducing motor 32 drives the shifting screw 31 to rotate positively, the shifting screw 31 drives the thread bushing block 33 to move leftwards under the action of the thread transmission force, the thread bushing block 33 moves leftwards along the inner wall of the inclined frame plate 30, the thread bushing block 33 drives the sliding bar 34 to move leftwards, the sliding bar 34 slides in a gap between the baffle 29 and the inclined frame plate 30, meanwhile, the sliding bar 34 carries the sliding block 35 to move, and the sliding block 35 carries the infrared sensor 36 and the face recognition camera 37 to move. Then continue to drive gear motor 32 through controller 38, gear motor 32 drives transmission shaft 28 and reverses, thread bush piece 33 carries slide 34 to right like this, slide 34 carries infrared sensor 36 and face identification camera 37 to right-hand movement, infrared sensor 36 and face identification camera 37 can realize controlling reciprocating movement, when infrared sensor 36 does not sense with the security authorization personnel's hand, simultaneously face identification camera 37 can continue to gather security authorization personnel's face, the real-time information of gathering security authorization personnel's face that shifts, can sustainable use the keyboard. When the security authorized person leaves the seat, the face recognition camera 37 cannot collect the security authorized person, and the micro motor 5 can be driven by the controller 38.
Then, when the invention carries out primary linkage protection, the micro motor 5 drives the transmission screw 6 to rotate, the transmission screw 6 carries six sleeve blocks 7 to move backwards under the action of the screw transmission force, each sleeve block 7 carries one hinge block 8 to move respectively, the hinge blocks 8 drive the connecting shaft 9 to move, the connecting shaft 9 carries the sleeve shaft 10 to move, the sleeve shaft 10 carries the supporting shaft 11 to move, and the supporting shaft 11 drives the connecting plate 12 to move backwards. The connecting plate 12 drives the sleeving sliding block 13 to slide along the inner wall of the sliding frame 3. The sleeve-joint sliding block 13 moves backwards along the outer wall of the sliding rod 15, so that the sleeve-joint sliding block 13 drives the first-stage cutting 14 to move and plug into the limiting groove 17, the first-stage cutting 14 can be locked with the keys 16 in a plugging manner, 88 side-by-side keys 16 can be locked, and the keys 16 are prevented from being knocked by other non-safety authorized personnel.
Finally, the invention performs two-stage linkage protection, when the first-stage cutting 14 moves backwards, the first-stage cutting 14 carries the sliding sleeve block 19 to move, the sliding sleeve block 19 slides backwards along the outer wall of the guide rod 21, and meanwhile, the sliding sleeve block 19 slides backwards along the inner wall of the keyboard substrate 2. The linkage strip 20 carries four second grade cuttings 22 to move backward synchronously, the second grade cuttings 22 makes the guide strip 23 move in the moving process, four guide strips 23 are respectively inserted into other four keys 16, positioning and locking are carried out through limiting grooves 17 in other four keys 16, the second grade cuttings 22 carry the connecting block 24 to move, the connecting block 24 carries the sleeving block 25 to move, the sleeving block 25 slides backward along the inner wall of the supporting frame plate 26, meanwhile, the sleeving block 25 slides backward along the outer wall of the sliding shaft 27, and linkage protection limiting can be realized on other four keys 16.
The details not described in detail in the specification belong to the prior art known to those skilled in the art, and model parameters of each electric appliance are not specifically limited, and conventional equipment is used.
While the invention has been described in detail in the foregoing general description and specific examples, it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, such modifications or improvements may be made without departing from the spirit of the invention and are intended to be within the scope of the invention as claimed.
Claims (8)
1. The utility model provides a notebook computer keyboard, includes baffle (1), the inner wall fixed mounting of baffle (1) has keyboard base plate (2), one side of keyboard base plate (2) just is located baffle (1) bottom fixedly connected with slipframe (3), its characterized in that: one side of the sliding frame (3) is provided with a primary linkage protection mechanism;
The primary linkage protection mechanism comprises a support frame (4) arranged on one side of the sliding frame (3), a transmission screw (6) is rotatably connected to the inner wall of the support frame (4), a micro motor (5) is fixedly arranged in front of the support frame (4), and the micro motor (5) is used for driving the transmission screw (6) to rotate;
The outer wall of the transmission screw (6) is in threaded connection with a plurality of sleeve blocks (7), one side of each sleeve block (7) is welded with a hinge block (8), the bottom end of the inner wall of each hinge block (8) is welded with a connecting shaft (9), and the outer wall of each connecting shaft (9) is rotationally connected with a sleeve shaft (10);
The sleeve shaft is characterized in that a support shaft (11) is rotatably connected to the inner wall of the sleeve shaft (10) and close to one end of the sleeve shaft, a connecting plate (12) is welded at the bottom end of the support shaft (11), a sleeve slide block (13) is fixedly arranged on one side of the connecting plate (12), and a first-stage cutting (14) is welded on one side of the sleeve slide block (13);
One end part of the first-stage cutting (14) is provided with a two-stage linkage protection mechanism;
A detection assembly is arranged in front of the keyboard substrate (2), one side of the inner wall of the sliding frame (3) is fixedly connected with a sliding rod (15) for guiding the sleeved sliding blocks (13), and the inner walls of the sleeved sliding blocks (13) are all in sliding connection with the outer wall of the sliding rod (15);
The keyboard comprises a keyboard substrate (2), wherein a plurality of keys (16) are slidably arranged on the inner wall of the keyboard substrate (2), a limiting groove (17) is formed in one side of each key (16) in an embedded mode, the vertical section height of each limiting groove (17) is larger than that of a first-stage cutting (14), and the detection assembly comprises a baffle plate (29) fixedly arranged in front of the keyboard substrate (2);
The bottom end of the baffle plate (29) is welded with an inclined frame plate (30), a transmission shaft (28) is rotatably arranged on the inner wall of the inclined frame plate (30), one end part of the transmission shaft (28) is fixedly connected with a deflection screw (31), and the other end part of the transmission shaft (28) is coaxially connected with a speed reduction motor (32) in a transmission manner;
The gear motor (32) is fixedly connected with the inclined frame plate (30), the outer wall of the displacement screw rod (31) is in threaded connection with a threaded sleeve block (33), the top end of the threaded sleeve block (33) is fixedly connected with a slide bar (34), and the inclined frame plate (30) and the baffle plate (29) are both in sliding connection with the slide bar (34);
The intelligent face recognition device is characterized in that a sliding block (35) is fixedly arranged at the top end of the sliding bar (34), an infrared sensor (36) is fixedly connected to the upper inclined surface of the sliding block (35), a face recognition camera (37) fixedly connected with the sliding block (35) is arranged on one side of the infrared sensor (36), the face recognition camera (37) is used for recognizing a face, the sleeving sliding block (13) moves backwards along the outer wall of the sliding bar (15), and the sleeving sliding block (13) drives the first-stage cutting (14) to move and plug into the limiting groove (17), and the first-stage cutting (14) and the key (16) are locked in a plug-in mode.
2. The notebook computer keyboard of claim 1, wherein: the plurality of sleeve blocks (7) are sequentially arranged from front to back at equal intervals, and the plurality of sleeve blocks (7) are all in sliding connection with the inner wall of the support frame (4);
The inner wall of the supporting frame (4) and the outer wall of the sleeve block (7) are polished.
3. The notebook computer keyboard of claim 1, wherein: the hinge block (8) and the connecting plate (12) are both rotationally connected with the sleeve shaft (10), and the sleeve shaft (10) and the support shaft (11) are both made of carbon fiber materials;
the outer walls of the sleeving sliding blocks (13) are in sliding connection with the inner walls of the sliding frames (3), and the first-stage cutting strips (14) are in sliding connection with the top end of the keyboard substrate (2).
4. The notebook computer keyboard of claim 1, wherein: the bottom end of the keyboard substrate (2) is fixedly connected with a circuit board (18), and the top end of the circuit board (18) is fixedly connected with the bottom end of the supporting frame (4).
5. The notebook computer keyboard of claim 1, wherein: the two-stage linkage protection mechanism comprises a sliding sleeve block (19) fixedly arranged at one end part of the first-stage cutting (14);
a linkage bar (20) is welded on one side of the sliding sleeve block (19), guide rods (21) fixedly connected with the keyboard substrate (2) are mounted on the inner walls of the sliding sleeve blocks (19), the inner walls of the sliding sleeve blocks (19) are all in sliding connection with the outer walls of the guide rods (21), and the outer walls of the sliding sleeve blocks (19) are all in sliding connection with the keyboard substrate (2);
One side of the linkage strip (20) is fixedly provided with a plurality of second-stage cutting strips (22), and one side of each second-stage cutting strip (22) is fixedly connected with a guide strip (23);
Every one end of second grade cutting (22) all welds has connecting block (24), just one side fixedly connected with of connecting block (24) cup joints piece (25) sliding shaft (27) are installed to the inner wall of cup joint piece (25), one end welding of sliding shaft (27) has a frame board (26), frame board (26) are used for guiding a plurality of cup joints piece (25) to remove.
6. The notebook computer keyboard of claim 5, wherein: the guide strip (23) and the secondary cutting (22) are both in sliding connection with the top end of the keyboard substrate (2), and the vertical cross-sectional area of one side of the guide strip (23) is smaller than that of the other side of the guide strip.
7. The notebook computer keyboard of claim 5, wherein: the plurality of the sleeving blocks (25) are all in sliding connection with the outer wall of the sliding shaft (27), and the vertical section of the sliding shaft (27) is circular.
8. The notebook computer keyboard of claim 1, wherein: the outer wall of the thread sleeve block (33) is in sliding connection with the inner wall of the inclined frame plate (30), and the sliding block (35) is in sliding connection with the baffle plate (29);
one side of the inclined frame plate (30) is fixedly provided with a controller (38).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410596332.4A CN118194376B (en) | 2024-05-14 | 2024-05-14 | Notebook computer keyboard |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410596332.4A CN118194376B (en) | 2024-05-14 | 2024-05-14 | Notebook computer keyboard |
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| CN118194376A CN118194376A (en) | 2024-06-14 |
| CN118194376B true CN118194376B (en) | 2024-07-12 |
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209028573U (en) * | 2018-12-20 | 2019-06-25 | 湖南省金河计算机科技有限公司 | A kind of programmable keyboard with self-locking function |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3922854B2 (en) * | 1999-12-07 | 2007-05-30 | 富士通コンポーネント株式会社 | Key switch and keyboard |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209028573U (en) * | 2018-12-20 | 2019-06-25 | 湖南省金河计算机科技有限公司 | A kind of programmable keyboard with self-locking function |
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