Disclosure of Invention
The invention aims to provide a computer storage hard disk virus monitoring device to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a computer storage hard disk virus monitoring devices, includes the box, one side swing joint of box has the driving-disc, one side fixedly connected with telescoping device of driving-disc, the bottom swing joint of driving-disc has the fixed plate, the bottom swing joint of fixed plate has the device of being qualified for the next round of competitions, the bottom swing joint of the device of being qualified for the next round of competitions has stop device, one side fixedly connected with virus killing hard disk of the device of being qualified for the next round of competitions, one side of virus killing hard disk is provided with virus scanning device, virus scanning device's below is provided with microprocessor, one side fixedly connected with master control device of microprocessor.
Preferably, the telescopic device comprises a first connecting rod, a moving block, a threaded rod, a rotating shaft and a motor, the first connecting rod is fixedly connected to two sides of the driving disc, the moving block is fixedly connected to one end of the first connecting rod, threads are arranged inside the moving block, the threaded rod is connected to the threads, the rotating shaft is fixedly connected to one end of the threaded rod, the motor is fixedly connected to one end of the rotating shaft, a rubber pad is fixedly connected to the bottom of the motor, and the rubber pad is fixedly connected to the top of the fixing plate.
Preferably, the device of being qualified for next round of competitions includes first bull stick, wire concentration dish, first carousel, conveyer, second carousel, second bull stick and clockwork spring, the bottom swing joint of fixed plate has first bull stick, the middle part fixedly connected with wire concentration dish of first bull stick, the first carousel of one end fixedly connected with of wire concentration dish, the middle part swing joint of first carousel has conveyer, conveyer's one end swing joint has the second carousel, the bottom fixedly connected with second bull stick of second carousel, the middle part fixedly connected with clockwork spring of second bull stick, the inner diapire swing joint of second bull stick and box.
Preferably, spacing hole has been seted up to the bottom of line concentration dish, stop device includes stopper, movable block, slide bar, spout and spring, the inside swing joint in spacing hole has the stopper, the big or small phase-match of spacing hole and stopper, one side fixedly connected with movable block of stopper, the inside fixedly connected with slide bar of movable block, the equal sliding connection in both ends of slide bar has the spout, the bottom fixedly connected with spring of movable block.
Preferably, the spring is internally provided with a telescopic rod, and the spring is movably connected with the inner bottom wall of the box body.
Preferably, the other side swing joint of box has the connector, the middle part of line concentration dish is provided with the data line, the data line is with the one end fixed connection of connector.
Preferably, one side of the other side of the box body, which is far away from the connector, is provided with an indicator lamp, a USB connector is arranged below the indicator lamp, the top of the box body is fixedly connected with a handle, and the front side of the driving disc is movably connected with a control button.
Preferably, a computer storage hard disk virus monitoring device, its characterized in that: the virus scanning device is internally provided with a virus detection unit, a quick search unit, a physical examination unit and a cleaning unit, and the virus killing hard disk is internally provided with a virus killing engine tool, a control unit and a nondifferential virus killing unit;
the virus detection unit comprises a monitoring unit, a dangerous file unit and an identification unit;
the monitoring unit is used for monitoring all files in the computer when the virus monitoring device is connected with the computer;
the identification unit is used for carrying out virus scanning identification on all files to obtain an identification result and establishing a monitoring information file when the monitoring unit monitors the files, wherein the monitoring information file comprises file information and an identification result;
meanwhile, comparing and identifying the identification result with a pre-stored identification sample to determine whether a dangerous file exists;
the quick searching unit is used for quickly searching based on the file information when dangerous files exist, capturing sectors where the dangerous files are located and locking;
the control unit is used for receiving the dangerous information of the dangerous file, acquiring a dangerous behavior process corresponding to the dangerous file, acquiring a virus killing strategy from a virus killing library by extracting the characteristic information of the dangerous behavior process, and feeding the virus killing strategy back to a virus killing engine tool to carry out virus killing operation on the dangerous file;
when the antivirus strategy is not acquired from the antivirus library, controlling the undifferentiated antivirus unit to work;
the undifferentiated antivirus unit comprises a nonlinear modulation module and a demodulation module;
the nonlinear modulation module is used for searching a first image and a first character in the dangerous file and carrying out nonlinear transformation according to a function relation of characteristics to obtain an analog information file;
the demodulation module is used for coding and demodulating the analog information file into an incapability file;
the physical examination unit is used for scanning and physical examination on the corresponding file after the virus killing operation on the dangerous file is completed or the dangerous file is demodulated into an incapability file, searching whether residual information exists or not, and if the residual information exists, sending a cleaning instruction to the control unit;
and the control unit is used for controlling the cleaning unit to clean the residual information according to the cleaning instruction.
Preferably, a computer storage hard disk virus monitoring device, its characterized in that:
the microprocessor is further configured to:
when a user stores information in the hard disk, receiving initial information and establishing an extraction index;
acquiring the type information of the initial information and the contained data information, establishing a storage map corresponding to the hard disk, and searching a storage address capable of storing the corresponding information type in the hard disk in the storage map;
dividing the data information into node sections with corresponding quantity according to the data nodes of the data information, respectively acquiring endpoint data of each node section, and establishing a chain type corresponding relation of connection of adjacent node sections;
based on the chain corresponding relation, sequentially storing the node segments in different storage addresses, and recording the corresponding relation between each node segment and the storage address in the storage process;
generating a plurality of ciphertext elements based on the data volume contained in the node section, splitting each ciphertext element into a preset number of elements respectively and sequentially arranging the elements in a preset matrix to obtain a plurality of pseudo-secret matrices;
marking elements on a first target position of each pseudo-secret matrix respectively, acquiring an element establishing element connection mapping table on the target position, and establishing affine transformation corresponding to the pseudo-secret matrix based on the position of elements of a second target position on the pseudo-secret matrix in the element connection mapping table;
classifying affine transformation results to obtain a head-to-tail matrix result and a non-head-to-tail matrix result, generating corresponding extracted secret passwords according to the number proportion of the two matrixes and the matrix result, and establishing index marks for corresponding storage addresses according to the corresponding relation;
when a legal user extracts the hard disk information, the extracted information is determined, the extracted information is matched with the related index mark, and the information in the corresponding storage address is extracted according to the related index mark.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, through the arrangement of the motor, the rotating shaft can drive the threaded rod, the moving block can drive the first connecting rod and the driving disc to move, and through the arrangement of the telescopic device, workers can conveniently extend or recover the driving disc, so that the use of the workers is facilitated, and the working efficiency is improved.
2. According to the invention, through the arrangement of the wire collecting disc, a worker can pull the data wire to drive the first rotating rod to rotate, the first rotating disc can drive the conveying belt to rotate the second rotating disc, through the arrangement of the second rotating disc, the second rotating rod can drive the clockwork spring to contract, after the worker loosens the data wire, the clockwork spring can reset, the second rotating rod is driven to drive the second rotating disc to drive the conveying belt to invert the first rotating disc, the first rotating rod is driven through inversion of the first rotating disc to invert the wire collecting disc, the data wire pulled out by the worker can be automatically recovered, through the arrangement of the wire outlet device, the worker can conveniently recover the used data wire, and the practicability of the worker is improved.
3. According to the invention, through the arrangement of the spring, the movable block can drive the limiting block to be inserted into the limiting hole to fix the line concentration disc and prevent rotation, through the arrangement of the movable block, a worker can press the spring and simultaneously pull the limiting block out of the limiting hole, so that the line concentration disc can continue to rotate, through the mutual arrangement of the sliding groove and the sliding rod, the movement of the movable block can be more balanced, the working efficiency is improved, through the arrangement of the limiting device, the worker can conveniently fix the pulled data line, the automatic recovery is prevented, and the working efficiency is improved.
4. According to the invention, through the arrangement of the connector, a worker can conveniently connect a remote computer, the work efficiency is improved, the worker can conveniently use the device, the device can be simultaneously connected with a plurality of computers through the arrangement of the USB connector, the use efficiency is improved, and the worker can conveniently carry the device through the arrangement of the handle.
5. The working principle and the beneficial effects of the technical scheme are as follows: when the computer storage hard disk virus monitoring device is connected with a computer, a virus detection unit immediately monitors and scans the computer, determines which dangerous files belong to the hard disk by comparing sample information in a large database with cloud monitoring information results, quickly locks sector positions of the dangerous files, then carries out strategy searching on the dangerous files, finds out a corresponding method to eliminate the dangerous files, carries out undifferentiated virus killing if no corresponding strategy exists, forcibly converts the files into incompetent digital information, is quick and convenient to detect, can not cause damage to common files by virus killing treatment according to the results, cleans residues after forced virus killing, and reduces memory consumption.
6. The working principle and the beneficial effects of the technical scheme are as follows: when a user uses the hard disk to store data, the hard disk is required to be inserted into the display carrier, in order to avoid data leakage of the display carrier, one piece of data is divided into a plurality of node sections according to data nodes when the data is stored, the node sections are placed in different addresses to be stored according to the corresponding relation of adjacent node sections, in order to facilitate a legal user to extract the data, an index is established for the corresponding data when the data is stored, the placement relation is encrypted, an extraction secret order is finally obtained and is matched with the index, when the current user is determined to be the legal user, the data to be obtained by the legal user is sequentially connected according to the placement relation established when the corresponding data is extracted by the extraction secret order and is used by the legal user, in the process, because different node sections of the same piece of data are placed in different storage addresses, even if the illegal user obtains the hard disk, the connection relation of the data cannot be obtained, and useful data cannot be acquired, so that the safety of the film is improved.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-5, an embodiment of the present invention is shown: a computer storage hard disk virus monitoring device comprises a box body 1, one side of the box body 1 is movably connected with a driving disk 2, one side of the driving disk 2 is fixedly connected with a telescopic device 3, through the arrangement of the telescopic device 3, a worker can conveniently stretch out or recover the driving disk 2, the use of the worker is convenient, the working efficiency is improved, the bottom of the driving disk 2 is movably connected with a fixed plate 4, the bottom of the fixed plate 4 is movably connected with a wire outlet device 5, through the arrangement of the wire outlet device 5, the worker can conveniently recover a used data wire 15, the practicability of the worker is improved, the bottom of the wire outlet device 5 is movably connected with a limiting device 6, through the arrangement of the limiting device 6, the worker can conveniently fix the pulled data wire 15, the automatic recovery is prevented, the working efficiency is improved, one side of the wire outlet device 5 is fixedly connected with a virus-killing hard disk 16, a virus scanning device 17 is arranged on one side of the virus-killing hard disk 16, a microprocessor 18 is arranged below the virus scanning device 17, and a master control device 19 is fixedly connected on one side of the microprocessor 18.
Further, the telescopic device 3 comprises a first connecting rod 301, a moving block 302, a threaded rod 303, a rotating shaft 304 and a motor 305, wherein the two sides of the driving disc 2 are fixedly connected with the first connecting rod 301, one end of the first connecting rod 301 is fixedly connected with the moving block 302, threads are arranged inside the moving block 302, the threaded rod 303 is connected with the threads, one end of the threaded rod 303 is fixedly connected with the rotating shaft 304, one end of the rotating shaft 304 is fixedly connected with the motor 305, the bottom of the motor 305 is fixedly connected with a rubber pad 7, the rubber pad 7 is fixedly connected with the top of the fixing plate 4, the rotating shaft 304 can drive the threaded rod 303 through the arrangement of the motor 305, the moving block 302 drives the first connecting rod 301 and the driving disc 2 to move, the driving disc 2 can automatically extend or retract, the operation of workers is convenient, the working efficiency is improved, and the vibration of the motor 305 can be reduced through the arrangement of the rubber pad 7, increasing the useful life of the motor 305.
Further, the wire outlet device 5 comprises a first rotating rod 501, a wire collecting disc 502, a first rotating disc 503, a conveying belt 504, a second rotating disc 505, a second rotating rod 506 and a clockwork spring 507, the bottom of the fixing plate 4 is movably connected with the first rotating rod 501, the middle of the first rotating rod 501 is fixedly connected with the wire collecting disc 502, one end of the wire collecting disc 502 is fixedly connected with the first rotating disc 503, the middle of the first rotating disc 503 is movably connected with the conveying belt 504, one end of the conveying belt 504 is movably connected with the second rotating disc 505, the bottom of the second rotating disc 505 is fixedly connected with the second rotating rod 506, the middle of the second rotating rod 506 is fixedly connected with the clockwork spring 507, the second rotating rod 506 is movably connected with the inner bottom wall of the box 1, through the arrangement of the wire collecting disc 502, a worker can pull the data wire 15 to drive the first rotating rod 501 to rotate, so that the first rotating disc 503 can drive the conveying belt 504 to rotate the second rotating disc 505, the arrangement of the second rotary plate 505 enables the second rotary rod 506 to drive the clockwork spring 507 to contract, when a worker releases the data line 15, the clockwork spring 507 can reset, the second rotary rod 506 is driven to enable the second rotary plate 505 to drive the conveying belt 504 to reverse the first rotary plate 503, the first rotary rod 501 is driven by the reverse of the first rotary plate 503 to reverse the line collecting plate 502, and the data line 15 pulled out by the worker can be automatically recovered.
Further, the bottom of the line concentration disc 502 is provided with a limiting hole 8, the limiting device 6 comprises a limiting block 601, a movable block 602, a sliding rod 603, a sliding groove 604 and a spring 605, the limiting block 601 is movably connected inside the limiting hole 8, the limiting hole 8 is matched with the size of the limiting block 601, the movable block 602 is fixedly connected to one side of the limiting block 601, the sliding rod 603 is fixedly connected inside the movable block 602, the sliding grooves 604 are slidably connected to both ends of the sliding rod 603, the spring 605 is fixedly connected to the bottom of the movable block 602, the movable block 602 can drive the limiting block 601 to be inserted into the limiting hole 8 through the arrangement of the spring 605, the line concentration disc 502 is fixed and prevented from rotating, the spring 605 can be pressed by a worker through the arrangement of the movable block 602, the limiting block 601 can be pulled out of the limiting hole 8, the line concentration disc 502 can continue to rotate, and through the mutual arrangement of the sliding groove 604 and the sliding rod 603, the movement of the movable block 602 can be more balanced, and the work efficiency can be improved.
Further, the telescopic rod 9 is arranged in the spring 605, the spring 605 is movably connected with the inner bottom wall of the box body 1, and the spring 605 can be protected by the telescopic rod 9, so that the spring 605 is prevented from deforming, the use of the spring 605 is prevented from being influenced, and the service life of the spring 605 is prolonged.
Further, the other side swing joint of box 1 has connector 10, and the middle part of line concentration dish 502 is provided with data line 15, and data line 15 and the one end fixed connection of connector 10 can make the workman conveniently connect remote computer through the setting of connector 10, improve work efficiency, make things convenient for the workman to use.
Further, one side of box 1 opposite side that keeps away from connector 10 is provided with pilot lamp 11, the below of pilot lamp 11 is provided with USB connector 12, the top fixedly connected with handle 13 of box 1, the front swing joint of driving-disc 2 has control button 14, setting through pilot lamp 11, can make the workman conveniently look over the behavior, improve work efficiency, setting through USB connector 12, can make the device connect many computers simultaneously, the efficiency of use is improved, setting through handle 13, can make the workman conveniently carry the device, setting through control button 14, can make the workman conveniently control stretching out of driving-disc 2, and the work efficiency is improved.
The working principle is as follows: the setting of the telescopic device 3 can lead workers to conveniently extend or recover the driving disc 2, thereby facilitating the use of the workers and improving the working efficiency, the setting of the wire outlet device 5 can lead the workers to conveniently recover the used data wire 15, thereby improving the practicability of the workers, the setting of the limiting device 6 can lead the workers to conveniently fix the pulled data wire 15, preventing automatic recovery and improving the working efficiency, the setting of the motor 305 can lead the rotating shaft 304 to drive the threaded rod 303, lead the moving block 302 to drive the first connecting rod 301 and the driving disc 2 to move, lead the driving disc 2 to automatically extend or recover, thereby facilitating the operation of the workers, improving the working efficiency, lead the motor 305 to reduce the vibration through the setting of the rubber pad 7, improve the service life of the motor 305, lead the workers to pull the data wire 15 to drive the first rotating rod 501 to rotate through the setting of the wire collecting disc 502, the first rotary disk 503 can drive the transmission belt 504 to rotate the second rotary disk 505, the second rotary rod 506 can drive the clockwork spring 507 to contract through the arrangement of the second rotary disk 505, when a worker loosens the data line 15, the clockwork spring 507 can reset, the second rotary rod 506 is driven to drive the second rotary disk 505 to drive the transmission belt 504 to reverse the first rotary disk 503, the first rotary rod 501 is driven through the reverse rotation of the first rotary disk 503 to reverse the line concentration disk 502, the data line 15 pulled out by the worker can be automatically recovered, the movable block 602 can drive the limit block 601 to be inserted into the limit hole 8 through the arrangement of the spring 605 to fix the line concentration disk 502 to prevent rotation, the worker can press the spring 605 through the arrangement of the movable block 602, and the limit block 601 can be pulled out of the limit hole 8 at the same time to enable the line concentration disk 502 to continue to rotate, through the mutual setting of spout 604 and slide bar 603, can make the removal of movable block 602 more balanced, and the work efficiency is improved, through the setting of connector 10, can make the workman conveniently connect remote computer, and the work efficiency is improved, make things convenient for the workman to use, through the setting of pilot lamp 11, can make the workman conveniently look over the behavior, and the work efficiency is improved, through the setting of USB connector 12, can make the device connect many computers simultaneously, and the use efficiency is improved, through the setting of handle 13, can make the workman conveniently carry the device, through the setting of control button 14, can make the workman conveniently control stretching out of driving-disc 2, and the work efficiency is improved.
In one embodiment, the computer storage hard disk virus monitoring apparatus is shown in fig. 6, and is characterized in that: a virus detection unit, a quick search unit, a physical examination unit and a cleaning unit are arranged in the virus scanning device 17, and a virus killing engine tool, a control unit and a undifferentiated virus killing unit are arranged in the virus killing hard disk 16;
the virus detection unit comprises a monitoring unit, a dangerous file unit and an identification unit;
the monitoring unit is used for monitoring all files in the computer when the virus monitoring device is connected with the computer;
the identification unit is used for carrying out virus scanning identification on all files to obtain an identification result and establishing a monitoring information file when the monitoring unit monitors the files, wherein the monitoring information file comprises file information and an identification result;
meanwhile, comparing and identifying the identification result with a pre-stored identification sample to determine whether a dangerous file exists;
the quick searching unit is used for quickly searching based on the file information when dangerous files exist, capturing sectors where the dangerous files are located and locking;
the control unit is used for receiving the dangerous information of the dangerous file, acquiring a dangerous behavior process corresponding to the dangerous file, acquiring a virus killing strategy from a virus killing library by extracting the characteristic information of the dangerous behavior process, and feeding the virus killing strategy back to a virus killing engine tool to carry out virus killing operation on the dangerous file;
when the antivirus strategy is not acquired from the antivirus library, controlling the undifferentiated antivirus unit to work;
the undifferentiated antivirus unit comprises a nonlinear modulation module and a demodulation module;
the nonlinear modulation module is used for searching a first image and a first character in the dangerous file and carrying out nonlinear transformation according to a function relation of characteristics to obtain an analog information file;
the demodulation module is used for coding and demodulating the analog information file into an incapability file;
the physical examination unit is used for scanning and physical examination on the corresponding file after the virus killing operation on the dangerous file is completed or the dangerous file is demodulated into an incapability file, searching whether residual information exists or not, and if the residual information exists, sending a cleaning instruction to the control unit;
and the control unit is used for controlling the cleaning unit to clean the residual information according to the cleaning instruction.
In this embodiment, the monitoring information file is a file constructed by a security information analysis result constructed after scanning files in the whole computer; the dangerous file is a file which can cause harm to the operation capability of the whole system in the computer; the sector is the range of the whole computer hard disk; the dangerous behavior process is dangerous operation which can cause illegal harm to the computer; the characteristic information is information obtained by integrating the attributes of dangerous behavior processes after scanning the dangerous behavior processes; the antivirus strategy is a means for antivirus cleaning of the found dangerous files in a prestored antivirus scheme; the undifferentiated sterilization is a means for carrying out nonlinear transformation demodulation and coding on any file; the analog information file is a file which converts analog information into digital information after nonlinear change is carried out on the dangerous file; the incapability file is a file which can not be operated and has no meaning; the residual information is persistent information that still exists in the file after being sterilized.
The working principle and the beneficial effects of the technical scheme are as follows: when the computer storage hard disk virus monitoring device is connected with a computer, a virus detection unit immediately monitors and scans the computer, determines which dangerous files belong to in a hard disk by comparing pre-stored identification samples, quickly locks the sector positions of the dangerous files, then carries out strategy searching on the dangerous files, finds out a corresponding method to eliminate the dangerous files, carries out undifferentiated virus killing if no corresponding strategy exists, forcibly converts the files into incompetent digital information, is quick and convenient to detect, can not cause damage to common files by virus killing treatment according to results, cleans residues after forced virus killing, and reduces memory consumption.
In one embodiment, the microprocessor 18 is further configured to:
when a user stores information in the hard disk, receiving initial information and establishing an extraction index;
acquiring the type information of the initial information and the contained data information, establishing a storage map corresponding to the hard disk, and searching a storage address capable of storing the corresponding information type in the hard disk in the storage map;
dividing the data information into node sections with corresponding quantity according to the data nodes of the data information, respectively acquiring endpoint data of each node section, and establishing a chain type corresponding relation of connection of adjacent node sections;
based on the chain corresponding relation, sequentially storing the node segments in different storage addresses, and recording the corresponding relation between each node segment and the storage address in the storage process;
generating a plurality of ciphertext elements based on the data volume contained in the node section, splitting each ciphertext element into a preset number of elements respectively and sequentially arranging the elements in a preset matrix to obtain a plurality of pseudo-secret matrices;
marking elements on a first target position of each pseudo-secret matrix respectively, acquiring an element establishing element connection mapping table on the target position, and establishing affine transformation corresponding to the pseudo-secret matrix based on the position of elements of a second target position on the pseudo-secret matrix in the element connection mapping table;
classifying affine transformation results to obtain a head-to-tail matrix result and a non-head-to-tail matrix result, generating corresponding extracted secret passwords according to the number proportion of the two matrixes and the matrix result, and establishing index marks for corresponding storage addresses according to the corresponding relation;
when a legal user extracts the hard disk information, the extracted information is determined, the extracted information is matched with the relevant index mark, and the information in the corresponding storage address is extracted according to the relevant index mark.
In this example, the extraction index indicates a signal that a legitimate user extracts corresponding data, and one extraction index corresponds to one stored data;
in this example, the storage map represents the storage data type corresponding to each storage space in the hard disk and the remaining capacity of each storage space;
in this example, endpoint data represents data between two nodes;
in this example, the chain correspondence relationship represents a connection relationship between two adjacent node segments after data is divided into the node segments;
for example, a piece of data contains 5 node segments, and the connection relationship is as follows: 1 connection 2, 2 connection 3, 3 connection 4, 4 connection 5;
in this example, the correspondence between each node segment and the storage address indicates that when the node segment is placed, the location of the storage address on the storage map is obtained, and the correspondence is established;
in this example, the encryption matrix represents corresponding elements generated according to the placement positions of the node segments on the storage map, and simultaneously generates interference elements to jointly form the encryption matrix;
in this example, the ciphertext element represents an element corresponding to a node segment in the encryption matrix;
in this example, the pseudo-cipher matrix represents a matrix for encryption that is generated by splitting and combining the cipher-text matrix with the interference elements;
in this example, the affine transformation represents a mapping relationship between pseudo-dense matrices;
in this example, the head-to-tail matrix represents the first matrix and the last matrix of all pseudo-dense matrices;
in this example, the non-head-tail matrix represents the remaining matrix of all pseudo-dense matrices excluding the head-tail matrix.
The working principle and the beneficial effects of the technical scheme are as follows: when a user uses the hard disk to store data, the hard disk is required to be inserted into the display carrier, in order to avoid the data leakage of the display carrier, one piece of data is divided into a plurality of node sections according to data nodes when the data is stored, the node sections are placed in different addresses to be stored according to the corresponding relation of adjacent node sections, in order to facilitate a legal user to extract the data, an index is established for the corresponding data when the data is stored, the placement relation is encrypted, finally an extraction secret code is obtained and is matched with the index, when the current user is determined to be the legal user, the data to be acquired by the legal user is sequentially connected and formed according to the placement relation established when the corresponding data is extracted by the extraction secret code and stored for the legal user to use, in the process, because different node sections of the same piece of data are placed in different storage addresses, even if the illegal user acquires the hard disk, the connection relation of the data cannot be acquired, and useful data cannot be acquired, so that the safety of the film is improved.
In one embodiment, in the computer storage hard disk virus monitoring apparatus, the motor 305 is externally connected with a multimeter, a power measuring instrument and a computer;
the universal meter and the power measuring instrument are connected with a computer;
the power measuring instrument is configured to measure reactive power and active power of the motor 305 during operation;
the multimeter is used for measuring the voltage of the motor 305 during operation;
the computer is used for calculating the working time of the motor 305Power factor
Wherein,
represents the power factor of the
motor 305 in operation; q represents the reactive power of the
motor 305 when operating; p represents the active power of the
electric machine 305 in operation;
power factor obtained from the above formula
Calculating the actual power P of the
motor 305 during operation;
wherein P represents the actual power at which the motor 305 operates; u represents a voltage at which the motor 305 operates; eta represents inductive load and has a value range of [0.75, 0.9 ]; delta represents a resistive load and takes the value of 1;
if the calculated actual power P of the motor 305 is within the preset range, it indicates that the motor 305 works normally, otherwise, an alarm is given.
Example 1, when the
motor 305 operates with a reactive power of 10W and an active power of 200W, the power factor is then
Example 2, when the voltage of the motor 305 is 220V, the inductive load is 0.8, and the resistive load is 1, the actual power p of the motor 305 is approximately equal to 5.24.
The working principle and the beneficial effects of the technical scheme are as follows: the active power and the reactive power are measured by the power measuring instrument, the computer can calculate the power factor according to the data, the power factor is an important technical data of the power system and is a coefficient for measuring the efficiency of the electrical equipment, the final actual power is calculated by the power factor, the resistive load and the inductive load, if the actual power is not in a preset range, the power factor reduces the effective output of the motor, and the reactive power can be compensated through a parallel capacitor and the like so as to improve the power factor.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.