CN112102513A - Intelligent equipment for attendance - Google Patents
Intelligent equipment for attendance Download PDFInfo
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- CN112102513A CN112102513A CN202011016446.5A CN202011016446A CN112102513A CN 112102513 A CN112102513 A CN 112102513A CN 202011016446 A CN202011016446 A CN 202011016446A CN 112102513 A CN112102513 A CN 112102513A
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- connecting pipe
- bearing
- fixed
- fixedly connected
- rotating shaft
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- 238000004804 winding Methods 0.000 claims abstract description 50
- 230000005540 biological transmission Effects 0.000 claims abstract description 42
- 238000004140 cleaning Methods 0.000 claims abstract description 30
- 238000007790 scraping Methods 0.000 claims abstract description 22
- 239000004744 fabric Substances 0.000 claims abstract description 16
- 230000000712 assembly Effects 0.000 claims abstract description 5
- 238000000429 assembly Methods 0.000 claims abstract description 5
- 238000005260 corrosion Methods 0.000 claims description 5
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 239000004519 grease Substances 0.000 claims description 3
- 239000011701 zinc Substances 0.000 claims description 3
- 229910052725 zinc Inorganic materials 0.000 claims description 3
- 239000000428 dust Substances 0.000 abstract description 11
- 230000000694 effects Effects 0.000 abstract description 7
- 230000007797 corrosion Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Classifications
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C1/00—Registering, indicating or recording the time of events or elapsed time, e.g. time-recorders for work people
- G07C1/10—Registering, indicating or recording the time of events or elapsed time, e.g. time-recorders for work people together with the recording, indicating or registering of other data, e.g. of signs of identity
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/14—Wipes; Absorbent members, e.g. swabs or sponges
- B08B1/143—Wipes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B17/00—Methods preventing fouling
- B08B17/02—Preventing deposition of fouling or of dust
- B08B17/04—Preventing deposition of fouling or of dust by using removable coverings
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/12—Fingerprints or palmprints
- G06V40/13—Sensors therefor
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Human Computer Interaction (AREA)
- Multimedia (AREA)
- Theoretical Computer Science (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Abstract
The invention relates to an intelligent device for attendance, which comprises a main body, a display screen, a fingerprint identification device, a plurality of keys, a dustproof mechanism and a cleaning mechanism, wherein the dustproof mechanism comprises a fixed box, shielding cloth, a winding assembly, a first magnetic strip and a second magnetic strip, the winding assembly comprises a motor, a rotating shaft, a first bearing and two winding units, the cleaning mechanism comprises a connecting pipe, a piston, a connecting rod, a scraping rod, a fixed ring, a first spring, a second bearing, a third bearing, a connecting pipe, a transmission assembly and two power assemblies, the power assemblies comprise an annular air bag, a branch pipe and three power units, the intelligent device for attendance realizes the dustproof function through the dustproof mechanism, prevents dust from covering the fingerprint identification device and influencing the identification effect of the fingerprint identification device, realizes the function of cleaning the fingerprint identification device through the cleaning mechanism, and prevents the fingerprint of a user from remaining on the fingerprint identification device, the influence on the identification precision is avoided.
Description
Technical Field
The invention relates to the field of intelligent equipment, in particular to intelligent equipment for attendance checking.
Background
The fingerprint attendance machine identifies the fingerprint of a user, accurately records the time of the employee on duty and off duty, and through attendance software, an administrator can manage data such as fingerprint records, attendance records and the like and set related parameters and the like.
Present fingerprint attendance machine is carrying out the fingerprint identification during operation, user's fingerprint can remain on the fingerprint identification device of present fingerprint attendance machine, thereby cause the influence to next fingerprint identification's accuracy, the reliability of present fingerprint attendance machine has been reduced, moreover, the fingerprint identification device of present fingerprint attendance machine exposes outside usually, lead to the dust in the air extremely easily to adhere on the fingerprint identification device, thereby influence the fingerprint identification effect, cause the influence to normal fingerprint identification work, the practicality of present fingerprint attendance machine has been reduced.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: in order to overcome the defects of the prior art, the intelligent equipment for checking attendance is provided.
The technical scheme adopted by the invention for solving the technical problems is as follows: an intelligent device for attendance checking comprises a main body, a display screen, a fingerprint identification device and a plurality of keys, wherein a notch is formed in one side of the main body, the fingerprint identification device is fixed at the bottom in the notch, the display screen and the keys are fixed on one side of the main body close to the notch, a PLC is arranged in the main body, the display screen, the fingerprint identification device and the keys are electrically connected with the PLC, the intelligent device also comprises a dustproof mechanism and a cleaning mechanism, the dustproof mechanism and the cleaning mechanism are arranged in the notch, and the dustproof mechanism is connected with the cleaning mechanism;
the dustproof mechanism comprises a fixed box, shielding cloth, a winding assembly, a first magnetic stripe and a second magnetic stripe, the fixed box is fixed at the top in the notch, the upper part and the lower part of the shielding cloth are fixedly connected with the lower part of the fixed box and the upper part of the first magnetic stripe respectively, the second magnetic stripe is fixed at the bottom in the notch, the first magnetic stripe is abutted against the second magnetic stripe, the two sides of the shielding cloth are abutted against the inner walls of the two sides of the notch respectively, the winding assembly is arranged in the fixed box and connected with the upper part of the first magnetic stripe, and the winding assembly is connected with the cleaning mechanism;
the winding assembly comprises a motor, a rotating shaft, a first bearing and two winding units, wherein two round holes are formed in the lower portion of the fixed box and correspond to the winding units one to one, the two winding units are respectively connected with two sides above the first magnetic stripe, the motor and the first bearing are respectively fixed on the inner walls of two sides of the fixed box, the motor is in transmission connection with one end of the rotating shaft, the other end of the rotating shaft is fixedly connected with an inner ring of the first bearing, the winding units are connected with the rotating shaft, the rotating shaft is connected with the cleaning mechanism, and the motor is electrically connected with the PLC;
the winding unit comprises a reel and a winding wire, the reel is fixed on the rotating shaft, one end of the winding wire is fixedly connected with the upper part of the first magnetic strip, and the other end of the winding wire penetrates through the small hole and is wound on the reel;
the cleaning mechanism comprises a connecting pipe, a piston, a connecting rod, a scraping rod, a fixing ring, a first spring, a second bearing, a third bearing, a connecting pipe, a transmission assembly and two power assemblies, wherein the second bearing is fixed inside a notch, one end of the connecting pipe is fixedly connected with an inner ring of the second bearing, the piston is arranged inside the connecting pipe, the piston is hermetically connected with the inner wall of the connecting pipe, one end of the connecting rod is fixedly connected with the lower part of the piston, the other end of the connecting rod penetrates through the connecting pipe and is fixedly connected with the scraping rod, a sponge strip is fixed below the scraping rod, the third bearing is fixed on the inner wall of the connecting pipe close to one end of the second bearing, the fixing ring is fixed below the third bearing, two ends of the first spring are respectively connected with the lower part of the fixing ring and the upper part of the piston, one end of the connecting pipe is fixedly connected with an inner ring of, one end of the connecting pipe is arranged between the fixing ring and the piston, the other end of the connecting pipe is connected with the power assembly, the power assembly is connected with the rotating shaft, and the connecting pipe is connected with the rotating shaft through the transmission assembly;
two power components are respectively arranged at two ends of the rotating shaft, each power component comprises an annular air bag, a branch pipe and three power units, the periphery of the annular air bag is fixedly connected with the inner wall of the fixed box, the annular air bag is coaxially arranged with the rotating shaft, the annular air bag is sleeved on the rotating shaft, the three power units are circumferentially and uniformly arranged on the rotating shaft, each power unit comprises a support, a power rod, a ball, a second spring and a fixed plate, the support is U-shaped, the two ends of the support are fixedly connected with the rotating shaft, a through hole is arranged on the support, one end of each power rod is fixedly connected with one side of the fixed plate, the two ends of each second spring are respectively connected with the other side of the fixed plate and the rotating shaft, the other end of each power rod penetrates through the through hole, the power rods are matched with the through holes, the power rods are slidably connected with the supports, and, the ball is matched with the notch, the center of the ball is arranged in the notch, the ball is abutted against the inner side of the annular air bag, one end of the branch pipe is communicated with the annular air bag, and the other end of the branch pipe is communicated with one end, far away from the connecting pipe, of the connecting pipe.
Preferably, in order to drive the connecting pipe to rotate, the transmission assembly includes a transmission shaft, a fourth bearing and two transmission units, a small hole is formed in one side, close to the connecting pipe, of the fixing box, the fourth bearing is fixed to one side, close to the small hole, of the fixing box, two ends of the transmission shaft are respectively connected with the two transmission units, the two transmission units are respectively connected with the connecting pipe and the rotating shaft, and the transmission shaft is fixedly connected with an inner ring of the fourth bearing.
Preferably, in order to transmit power, the transmission unit includes a first bevel gear and a second bevel gear, two ends of the transmission shaft are fixedly connected with the two second bevel gears respectively, the two first bevel gears are fixedly connected with the rotating shaft and the connecting pipe respectively, and the first bevel gears are engaged with the second bevel gears.
Preferably, the first bevel gear is coated with grease in order to make the first bevel gear smoothly rotate.
As preferred, for the moving direction of restriction connecting rod, clean mechanism still includes two gag lever posts, and two gag lever posts set up about the axis symmetry of connecting pipe, the inner wall fixed connection of the one end of gag lever post and the one end of keeping away from the second bearing of connecting pipe, be equipped with two recesses on the connecting rod, gag lever post and recess one-to-one, the other end setting of gag lever post is in the inside of recess, gag lever post and recess sliding connection, the gag lever post matches with the recess.
Preferably, in order to prevent the limiting rod from being separated from the groove, the groove is a dovetail groove.
Preferably, in order to limit the moving direction of the first magnetic stripe, the dustproof mechanism further comprises two telescopic rods, two blind holes are formed in the bottom of the notch, the blind holes are communicated with the notch, one ends of the two telescopic rods are fixedly connected with the two sides of the lower portion of the first magnetic stripe respectively, the telescopic rods correspond to the blind holes one to one, and the other ends of the telescopic rods are fixedly connected with the bottoms of the blind holes.
Preferably, the wire coil is coated with an anti-corrosion zinc coating in order to prevent corrosion of the wire coil.
Preferably, the motor is a servo motor for precise and stable operation of the motor.
Preferably, the cross-sectional shape of the through-hole is square in order to limit the moving direction of the power rod.
The intelligent equipment for attendance has the advantages that the dustproof function is realized through the dustproof mechanism, dust is prevented from covering the fingerprint identification device to influence the identification effect of the fingerprint identification device, the reliability of the equipment is improved, when the dustproof mechanism is used for shielding the fingerprint identification device, the stability when shielding cloth is shielded is improved through the mutual attraction of the first magnetic strip and the second magnetic strip, the function of cleaning the fingerprint identification device is realized through the cleaning mechanism, the fingerprint of a user is prevented from remaining on the fingerprint identification device to avoid influencing the identification precision, the reliability of the equipment is improved, compared with the existing cleaning mechanism, the cleaning mechanism and the dustproof mechanism are integrated into a linkage mechanism, a new driving source is not required to be added, the intelligent equipment is more energy-saving and environment-friendly, and meanwhile, the scraping rod can be driven to move upwards during identification, the scraping rod can not shield the fingerprint identification device, so that the fingerprint identification work is convenient to carry out, and the practicability of the equipment is improved.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic structural diagram of an intelligent device for attendance checking according to the invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
fig. 3 is a schematic structural diagram of a winding assembly of the smart device for attendance checking according to the present invention;
fig. 4 is a top view of the winding assembly of the smart device for attendance checking of the present invention;
FIG. 5 is an enlarged view of portion B of FIG. 4;
in the figure: 1. the fingerprint identification device comprises a main body, 2, a display screen, 3, a key, 4, a fingerprint identification device, 5, a fixed box, 6, shielding cloth, 7, a first magnetic strip, 8, a second magnetic strip, 9, a motor, 10, a rotating shaft, 11, a reel, 12, a winding wire, 13, a telescopic rod, 14, a first bevel gear, 15, a second bevel gear, 16, a transmission shaft, 17, a connecting pipe, 18, a scraping rod, 19, a connecting rod, 20, a piston, 21, a first spring, 22, a fixed ring, 23, a connecting pipe, 24, an annular air bag, 25, balls, 26, a power rod, 27, a fixed plate, 28, a second spring, 29, a support and 30.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
As shown in fig. 1, an intelligent device for attendance comprises a main body 1, a display screen 2, a fingerprint identification device 4, a plurality of keys 3, a notch is arranged on one side of the main body 1, the fingerprint identification device 4 is fixed at the bottom in the notch, the display screen 2 and the keys 3 are both fixed on one side of the main body 1 close to the notch, a PLC is arranged inside the main body 1, the display screen 2, the fingerprint identification device 4 and the keys 3 are all electrically connected with the PLC, and the intelligent device further comprises a dustproof mechanism and a cleaning mechanism, wherein the dustproof mechanism and the cleaning mechanism are both arranged in the notch and connected with the cleaning mechanism;
PLCs, i.e., programmable logic controllers, are generally used for the processing of data and the receipt and output of instructions for central control.
This an intelligent equipment for attendance passes through dustproof mechanism, has realized dirt-proof function, avoids the dust to cover on fingerprint identification device 4, influences fingerprint identification device 4's recognition effect, has improved the reliability of equipment, through clean mechanism, has realized clean fingerprint identification device 4's function, avoids user's fingerprint to remain on fingerprint identification device 4, avoids causing the influence to the discernment precision to the reliability of equipment has been improved.
As shown in fig. 2-3, the dustproof mechanism includes a fixing box 5, a shielding cloth 6, a winding assembly, a first magnetic stripe 7 and a second magnetic stripe 8, the fixing box 5 is fixed at the top of the recess, the upper side and the lower side of the shielding cloth 6 are respectively fixedly connected with the lower side of the fixing box 5 and the upper side of the first magnetic stripe 7, the second magnetic stripe 8 is fixed at the bottom of the recess, the first magnetic stripe 7 abuts against the second magnetic stripe, the two sides of the shielding cloth 6 abut against the inner walls of the two sides of the recess, the winding assembly is arranged inside the fixing box 5, the winding assembly is connected with the upper side of the first magnetic stripe 7, and the winding assembly is connected with the cleaning mechanism;
the winding assembly comprises a motor 9, a rotating shaft 10, a first bearing and two winding units, two round holes are arranged below the fixed box 5 and correspond to the winding units one by one, the two winding units are respectively connected with two sides above the first magnetic stripe 7, the motor 9 and the first bearing are respectively fixed on the inner walls of the two sides of the fixed box 5, the motor 9 is in transmission connection with one end of the rotating shaft 10, the other end of the rotating shaft 10 is fixedly connected with an inner ring of the first bearing, the winding unit is connected with the rotating shaft 10, the rotating shaft 10 is connected with the cleaning mechanism, and the motor 9 is electrically connected with the PLC;
the winding unit comprises a reel 11 and a winding wire 12, the reel 11 is fixed on the rotating shaft 10, one end of the winding wire 12 is fixedly connected with the upper part of the first magnetic strip 7, and the other end of the winding wire 12 penetrates through the small hole and is wound on the reel 11;
when fingerprint identification is needed, the motor 9 is controlled to be started, the rotating shaft 10 is driven to rotate, the reel 11 is driven to rotate, the winding wire 12 is tightened, the winding wire 12 is wound on the reel 11, the first magnetic strip 7 is driven to move towards the direction far away from the second magnetic strip 8, the first magnetic strip 7 is separated from the second magnetic strip 8, the fingerprint identification device 4 is exposed, and convenience is brought to fingerprint identification of a user, when fingerprint identification is not needed, the motor 9 is controlled to rotate reversely, the rotating shaft 10 rotates reversely, the reel 11 rotates reversely, the winding wire 12 is lengthened, the first magnetic strip 7 moves towards the direction close to the second magnetic strip 8 through the mutual attraction of the first magnetic strip 7 and the second magnetic strip 8, so that the first magnetic strip 7 and the second magnetic strip 8 are abutted against each other, the notch is shielded through the shielding cloth 6, and external dust cannot enter the inside of the notch, thereby reduced the probability of dust adhesion on fingerprint identification device 4 to realized dirt-proof function, avoided the dust to cover on fingerprint identification device 4, influence fingerprint identification device 4's recognition effect, improved the reliability of equipment, when sheltering from fingerprint identification device 4, through the inter attraction of first magnetic stripe 7 with second magnetic stripe 8, improved the stability when sheltering from cloth 6 and sheltering from.
As shown in fig. 3-5, the cleaning mechanism includes a connecting pipe 17, a piston 20, a connecting rod 19, a scraping rod 18, a fixing ring 22, a first spring 21, a second bearing, a third bearing, a connecting pipe 23, a transmission assembly and two power assemblies, the second bearing is fixed inside the recess, one end of the connecting pipe 17 is fixedly connected with an inner ring of the second bearing, the piston 20 is arranged inside the connecting pipe 17, the piston 20 is hermetically connected with an inner wall of the connecting pipe 17, one end of the connecting rod 19 is fixedly connected with a lower portion of the piston 20, the other end of the connecting rod 19 passes through the connecting pipe 17 and is fixedly connected with the scraping rod 18, a sponge strip is fixed below the scraping rod 18, the third bearing is fixed on an inner wall of the connecting pipe 17 near one end of the second bearing, the fixing ring 22 is fixed below the third bearing, two ends of the first spring 21 are respectively connected with a lower portion of the fixing ring 22 and an upper portion of the piston 20, one end of the connecting pipe 23 is fixedly connected with the inner ring of the third bearing, one end of the connecting pipe 23 is arranged between the fixing ring 22 and the piston 20, the other end of the connecting pipe 23 is connected with the power assembly, the power assembly is connected with the rotating shaft 10, and the connecting pipe 17 is connected with the rotating shaft 10 through the transmission assembly;
two power components set up respectively on the both ends of pivot 10, power component includes annular gasbag 24, branch pipe and three power pack, the periphery of annular gasbag 24 and the inner wall fixed connection of fixed box 5, annular gasbag 24 sets up with the pivot 10 is coaxial, annular gasbag 24 cover is established on pivot 10, three power pack circumference evenly sets up on pivot 10, power pack includes support 29, power rod 26, ball 25, second spring 28 and fixed plate 27, the shape of support 29 is the U-shaped, the both ends of support 29 all with pivot 10 fixed connection, be equipped with the perforation on the support 29, one end of power rod 26 and one side fixed connection of fixed plate 27, the both ends of second spring 28 are connected with the opposite side and the pivot 10 of fixed plate 27 respectively, the other end of power rod 26 passes the perforation, power rod 26 matches with the perforation, the power rod 26 and the support 29 are connected in a sliding mode, the other end of the power rod 26 is provided with a notch, the ball 25 is matched with the notch, the center of the ball 25 is arranged inside the notch, the ball 25 abuts against the inner side of the annular air bag 24, one end of the branch pipe is communicated with the annular air bag 24, and the other end of the branch pipe is communicated with one end, far away from the connecting pipe 17, of the connecting pipe 23.
When the rotating shaft 10 rotates, the power rod 26 moves towards the direction far away from the rotating shaft 10 under the action of centrifugal force, the second spring 28 is stretched, the power rod 26 extrudes the annular air bag 24, air in the annular air bag 24 enters the branch pipe, then the air is guided into the connecting pipe 17 through the connecting pipe 23, the piston 20 moves downwards, the first spring 21 is stretched, the scraping rod 18 is driven to move downwards through the connecting rod 19, the sponge block is abutted against the fingerprint identification device 4, the rotating shaft 10 can drive the transmission component to work while rotating, the connecting pipe 17 rotates, the scraping rod 18 is driven to rotate, the sponge block cleans the fingerprint identification device 4, the fingerprint identification device 4 of a user is prevented from being remained on the fingerprint identification device 4, the influence on identification precision is avoided, the reliability of the equipment is improved, when the rotating shaft 10 does not rotate, the power rod 26 does not extrude the annular air bag 24 any more, through the restoring force of the first spring 21, the air in the connecting pipe 17 is led into the annular air bag 24 again, so that the piston 20 moves upwards, the scraping rod 18 cannot shield the fingerprint identification device 4, the fingerprint identification work cannot be influenced, and the practicability of the equipment is improved.
Preferably, in order to drive the connecting pipe 17 to rotate, the transmission assembly includes a transmission shaft 16, a fourth bearing and two transmission units, a small hole is formed in one side of the fixed box 5 close to the connecting pipe 17, the fourth bearing is fixed on one side of the fixed box 5 close to the small hole, two ends of the transmission shaft 16 are respectively connected with the two transmission units, the two transmission units are respectively connected with the connecting pipe 17 and the rotating shaft 10, and the transmission shaft 16 is fixedly connected with an inner ring of the fourth bearing.
Preferably, in order to transmit power, the transmission unit comprises a first bevel gear 14 and a second bevel gear 15, two ends of the transmission shaft 16 are fixedly connected with the two second bevel gears 15 respectively, the two first bevel gears 14 are fixedly connected with the rotating shaft 10 and the connecting pipe 17 respectively, and the first bevel gears 14 are meshed with the second bevel gears 15.
When the rotating shaft 10 rotates, the first bevel gear 14 fixedly connected with the rotating shaft 10 is driven to rotate, the second bevel gear 15 fixedly connected with the transmission shaft 16 rotates through the engagement of the first bevel gear 14 and the second bevel gear 15, the transmission shaft 16 is driven to rotate, the first bevel gear 14 and the second bevel gear 15 are meshed again, the connecting pipe 17 rotates, the scraping rod 18 can be driven to rotate, and the fingerprint identification device 4 is cleaned.
Preferably, in order to make the rotation of the first bevel gear 14 smooth, the first bevel gear 14 is coated with grease, which reduces the friction between the first bevel gear 14 and the second bevel gear 15, so that the rotation of the first bevel gear 14 and the second bevel gear 15 is more smooth.
Preferably, in order to limit the moving direction of the connecting rod 19, the cleaning mechanism further comprises two limiting rods 30, the two limiting rods 30 are symmetrically arranged relative to the axis of the connecting pipe 17, one end of each limiting rod 30 is fixedly connected with the inner wall of one end, far away from the second bearing, of the connecting pipe 17, two grooves are formed in the connecting rod 19, the limiting rods 30 correspond to the grooves one to one, the other ends of the limiting rods 30 are arranged inside the grooves, the limiting rods 30 are connected with the grooves in a sliding mode, and the limiting rods 30 are matched with the grooves.
Preferably, in order to prevent the stopper 30 from being separated from the groove, the groove is a dovetail groove.
Connecting rod 19 is when removing, through inlaying gag lever post 30 in the recess on connecting rod 19 for connecting rod 19 can not take place to rotate when removing, thereby improved the stability when connecting rod 19 reciprocates, simultaneously through setting up gag lever post 30, make piston 20 when the downstream, can not break away from with connecting pipe 17, thereby can not lead to the fact the influence to the work of cleaning mechanism, stability when having improved piston 20 and connecting rod 19 and removed.
Preferably, in order to limit the moving direction of the first magnetic stripe 7, the dustproof mechanism further comprises two telescopic rods 13, two blind holes are formed in the bottom of the concave opening and communicated with the concave opening, one ends of the two telescopic rods 13 are fixedly connected with the two sides of the lower portion of the first magnetic stripe 7 respectively, the telescopic rods 13 correspond to the blind holes one to one, and the other ends of the telescopic rods 13 are fixedly connected with the bottoms of the blind holes.
Through setting up telescopic link 13, under the condition that does not influence first magnetic stripe 7 and reciprocate, can also restrict the moving direction of first magnetic stripe 7 for more stability when first magnetic stripe 7 reciprocates.
Preferably, the wire 12 is coated with an anti-corrosion zinc coating in order to prevent corrosion of the wire 12.
Preferably, the motor 9 is a servo motor in order to make the motor 9 work accurately and stably.
Preferably, the cross-sectional shape of the through-hole is square in order to limit the direction of movement of the power rod 26.
By arranging the through hole as a square hole, the power rod 26 does not rotate when moving along the through hole, and the stability of the power rod 26 when moving is improved.
When fingerprint identification is needed, the motor 9 is controlled to be started, the rotating shaft 10 is driven to rotate, the reel 11 is driven to rotate, the winding wire 12 is tightened, the winding wire 12 is wound on the reel 11, the first magnetic strip 7 is driven to move towards the direction far away from the second magnetic strip 8, the first magnetic strip 7 is separated from the second magnetic strip 8, the fingerprint identification device 4 is exposed, and convenience is brought to fingerprint identification of a user, when fingerprint identification is not needed, the motor 9 is controlled to rotate reversely, the rotating shaft 10 rotates reversely, the reel 11 rotates reversely, the winding wire 12 is lengthened, the first magnetic strip 7 moves towards the direction close to the second magnetic strip 8 through the mutual attraction of the first magnetic strip 7 and the second magnetic strip 8, so that the first magnetic strip 7 and the second magnetic strip 8 are abutted against each other, the notch is shielded through the shielding cloth 6, and external dust cannot enter the inside of the notch, thereby the probability of dust adhesion on fingerprint identification device 4 has been reduced to realized dirt-proof function, avoided the dust to cover on fingerprint identification device 4, influenced fingerprint identification device 4's recognition effect, improved the reliability of equipment. When the rotating shaft 10 rotates, the power rod 26 moves towards the direction far away from the rotating shaft 10 under the action of centrifugal force, the second spring 28 is stretched, the power rod 26 extrudes the annular air bag 24, air in the annular air bag 24 enters the branch pipe, then the air is guided into the connecting pipe 17 through the connecting pipe 23, the piston 20 moves downwards, the first spring 21 is stretched, the scraping rod 18 is driven to move downwards through the connecting rod 19, the sponge block is abutted against the fingerprint identification device 4, the rotating shaft 10 can drive the transmission component to work while rotating, the connecting pipe 17 rotates, the scraping rod 18 is driven to rotate, the sponge block cleans the fingerprint identification device 4, the fingerprint identification device 4 of a user is prevented from being remained on the fingerprint identification device 4, the influence on identification precision is avoided, the reliability of the equipment is improved, when the rotating shaft 10 does not rotate, the power rod 26 does not extrude the annular air bag 24 any more, through the restoring force of the first spring 21, the air in the connecting pipe 17 is led into the annular air bag 24 again, so that the piston 20 moves upwards, the scraping rod 18 cannot shield the fingerprint identification device 4, the fingerprint identification work cannot be influenced, and the practicability of the equipment is improved.
Compared with the prior art, the intelligent equipment for attendance checking realizes the dustproof function through the dustproof mechanism, prevents dust from covering the fingerprint identification device 4, influences the identification effect of the fingerprint identification device 4 and improves the reliability of the equipment, compared with the prior dustproof mechanism, when the dustproof mechanism shields the fingerprint identification device 4, the stability of shielding the shielding cloth 6 is improved through the mutual attraction of the first magnetic stripe 7 and the second magnetic stripe 8, the function of cleaning the fingerprint identification device 4 is realized through the cleaning mechanism, the fingerprint of a user is prevented from remaining on the fingerprint identification device 4, the influence on the identification precision is avoided, thereby improving the reliability of the equipment, compared with the prior cleaning mechanism, the cleaning mechanism and the dustproof mechanism are integrated into a linkage mechanism, a new driving source is not required to be added, the intelligent equipment is more energy-saving and environment-friendly, and simultaneously, the scraping rod 18 can be driven to move upwards when the identification is carried out, so that the scraping rod 18 can not shield the fingerprint identification device 4, and the fingerprint identification work is convenient, thereby improving the practicability of the equipment.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (10)
1. The intelligent equipment for attendance checking comprises a main body (1), a display screen (2), a fingerprint identification device (4) and a plurality of keys (3), wherein a notch is formed in one side of the main body (1), the fingerprint identification device (4) is fixed at the bottom in the notch, the display screen (2) and the keys (3) are both fixed on one side, close to the notch, of the main body (1), a PLC is arranged inside the main body (1), and the display screen (2), the fingerprint identification device (4) and the keys (3) are all electrically connected with the PLC;
the dustproof mechanism comprises a fixed box (5), shielding cloth (6), a winding assembly, a first magnetic stripe (7) and a second magnetic stripe (8), the fixed box (5) is fixed at the top in the notch, the upper side and the lower side of the shielding cloth (6) are fixedly connected with the lower side of the fixed box (5) and the upper side of the first magnetic stripe (7) respectively, the second magnetic stripe (8) is fixed at the bottom in the notch, the first magnetic stripe (7) is abutted against the second magnetic stripe, two sides of the shielding cloth (6) are abutted against the inner walls of two sides of the notch respectively, the winding assembly is arranged in the fixed box (5), the winding assembly is connected with the upper side of the first magnetic stripe (7), and the winding assembly is connected with a cleaning mechanism;
the winding assembly comprises a motor (9), a rotating shaft (10), a first bearing and two winding units, wherein two round holes are formed in the lower portion of the fixed box (5), the round holes correspond to the winding units one to one, the two winding units are respectively connected with two sides above the first magnetic stripe (7), the motor (9) and the first bearing are respectively fixed on the inner walls of two sides of the fixed box (5), the motor (9) is in transmission connection with one end of the rotating shaft (10), the other end of the rotating shaft (10) is fixedly connected with an inner ring of the first bearing, the winding units are connected with the rotating shaft (10), the rotating shaft (10) is connected with the cleaning mechanism, and the motor (9) is electrically connected with the PLC;
the winding unit comprises a reel (11) and a winding wire (12), the reel (11) is fixed on the rotating shaft (10), one end of the winding wire (12) is fixedly connected with the upper part of the first magnetic strip (7), and the other end of the winding wire (12) penetrates through the small hole to be wound on the reel (11);
the cleaning mechanism comprises a connecting pipe (17), a piston (20), a connecting rod (19), a scraping rod (18), a fixing ring (22), a first spring (21), a second bearing, a third bearing, a connecting pipe (23), a transmission assembly and two power assemblies, wherein the second bearing is fixed in the notch, one end of the connecting pipe (17) is fixedly connected with an inner ring of the second bearing, the piston (20) is arranged in the connecting pipe (17), the piston (20) is hermetically connected with the inner wall of the connecting pipe (17), one end of the connecting rod (19) is fixedly connected with the lower part of the piston (20), the other end of the connecting rod (19) penetrates through the connecting pipe (17) and is fixedly connected with the scraping rod (18), a sponge strip is fixed below the scraping rod (18), and the third bearing is fixed on the inner wall of the connecting pipe (17) close to one end of the second bearing, the fixing ring (22) is fixed below the third bearing, two ends of the first spring (21) are respectively connected with the lower portion of the fixing ring (22) and the upper portion of the piston (20), one end of the connecting pipe (23) is fixedly connected with the inner ring of the third bearing, one end of the connecting pipe (23) is arranged between the fixing ring (22) and the piston (20), the other end of the connecting pipe (23) is connected with the power assembly, the power assembly is connected with the rotating shaft (10), and the connecting pipe (17) is connected with the rotating shaft (10) through the transmission assembly;
two power components set up respectively on the both ends of pivot (10), power component includes annular gasbag (24), branch pipe and three power pack, the periphery of annular gasbag (24) and the inner wall fixed connection of fixed box (5), annular gasbag (24) and pivot (10) coaxial setting, annular gasbag (24) cover is established on pivot (10), and three power pack circumference evenly sets up on pivot (10), power pack includes support (29), power rod (26), ball (25), second spring (28) and fixed plate (27), the shape of support (29) is the U-shaped, the both ends of support (29) all with pivot (10) fixed connection, be equipped with the perforation on support (29), the one end of power rod (26) and one side fixed connection of fixed plate (27), the both ends of second spring (28) are connected with the opposite side and pivot (10) of fixed plate (27) respectively, the other end of power pole (26) passes the perforation, power pole (26) and perforation match, power pole (26) and support (29) sliding connection, the other end of power pole (26) is equipped with the breach, ball (25) and breach match, the centre of sphere of ball (25) sets up the inside at the breach, ball (25) support with the inboard of annular gasbag (24) and lean on, the one end and the annular gasbag (24) intercommunication of branch pipe, the other end of branch pipe communicates with the one end of keeping away from connecting pipe (17) of connecting pipe (23).
2. The intelligent device for attendance checking according to claim 1, wherein the transmission assembly comprises a transmission shaft (16), a fourth bearing and two transmission units, wherein a side of the fixed box (5) close to the connecting pipe (17) is provided with a small hole, the fourth bearing is fixed on a side of the fixed box (5) close to the small hole, two ends of the transmission shaft (16) are respectively connected with the two transmission units, the two transmission units are respectively connected with the connecting pipe (17) and the rotating shaft (10), and the transmission shaft (16) is fixedly connected with an inner ring of the fourth bearing.
3. The intelligent device for attendance checking according to claim 2, wherein the transmission unit comprises a first bevel gear (14) and a second bevel gear (15), two ends of the transmission shaft (16) are fixedly connected with the two second bevel gears (15), respectively, the two first bevel gears (14) are fixedly connected with the rotating shaft (10) and the connecting pipe (17), respectively, and the first bevel gears (14) are meshed with the second bevel gears (15).
4. The smart device for attendance checking according to claim 3, wherein the first bevel gear (14) is coated with grease.
5. The intelligent device for attendance checking according to claim 1, wherein the cleaning mechanism further comprises two limiting rods (30), the two limiting rods (30) are symmetrically arranged about an axis of the connecting pipe (17), one end of each limiting rod (30) is fixedly connected with an inner wall of one end, far away from the second bearing, of the connecting pipe (17), two grooves are formed in the connecting rod (19), the limiting rods (30) correspond to the grooves one to one, the other end of each limiting rod (30) is arranged inside each groove, the limiting rods (30) are connected with the grooves in a sliding mode, and the limiting rods (30) are matched with the grooves.
6. The smart device for attendance of claim 5 wherein the groove is a dovetail groove.
7. The intelligent equipment for attendance checking according to claim 1, wherein the dustproof mechanism further comprises two telescopic rods (13), two blind holes are formed in the bottom inside the recess, the blind holes are communicated with the recess, one ends of the two telescopic rods (13) are respectively fixedly connected with two sides below the first magnetic stripe (7), the telescopic rods (13) correspond to the blind holes one to one, and the other ends of the telescopic rods (13) are fixedly connected with the bottom inside the blind holes.
8. The smart device for attendance of claim 1 wherein the coil wire (12) is coated with an anti-corrosion zinc coating.
9. The smart device for attendance according to claim 1, wherein the motor (9) is a servo motor.
10. The smart device for attendance of claim 1 wherein the cross-sectional shape of the perforations is square.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011016446.5A CN112102513A (en) | 2020-09-24 | 2020-09-24 | Intelligent equipment for attendance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011016446.5A CN112102513A (en) | 2020-09-24 | 2020-09-24 | Intelligent equipment for attendance |
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| Publication Number | Publication Date |
|---|---|
| CN112102513A true CN112102513A (en) | 2020-12-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011016446.5A Withdrawn CN112102513A (en) | 2020-09-24 | 2020-09-24 | Intelligent equipment for attendance |
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| CN (1) | CN112102513A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113191194A (en) * | 2021-03-31 | 2021-07-30 | 深圳市鑫保泰技术有限公司 | Thin finger vein authentication device |
-
2020
- 2020-09-24 CN CN202011016446.5A patent/CN112102513A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113191194A (en) * | 2021-03-31 | 2021-07-30 | 深圳市鑫保泰技术有限公司 | Thin finger vein authentication device |
| CN113191194B (en) * | 2021-03-31 | 2022-02-11 | 深圳市鑫保泰技术有限公司 | Thin finger vein authentication device |
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