CN110485831B

CN110485831B - Dual-protection lock

Info

Publication number: CN110485831B
Application number: CN201910791715.6A
Authority: CN
Inventors: 王惠苗
Original assignee: Jia Tugen
Current assignee: Shenzhen Pengcheng Weixin Technology Co ltd
Priority date: 2019-03-13
Filing date: 2019-08-26
Publication date: 2020-12-11
Anticipated expiration: 2039-08-26
Also published as: CN110485831A; AU2019202025B1

Abstract

The invention discloses a double-protection lock, which comprises a safe, wherein a transmission cavity is arranged in the safe, one side of an identification mechanism is provided with a normal locking mechanism, the normal locking mechanism comprises a fastening rope and a pressure rack, when the fastening rope is cut off, the pressure rack moves upwards, and the upper side of the normal locking mechanism is provided with an emergency locking mechanism; the device design benefit possesses the double locking of key and fingerprint, only can open when dual characteristic all matches, and possess lock commonly used and promptly use the lock, can open promptly automatically when lock commonly used is destroyed and use the lock, has improved barrier propterty greatly, is applicable to the protection of various precious article.

Description

Dual-protection lock

Technical Field

The invention relates to the field of locks, in particular to a double-protection lock.

Background

The lock is a tool with a protection function, and is widely applied to life by people, such as a door lock, a window lock, a cabinet lock and the like, most of the existing locks are single locks, the protection function is poor, the existing locks are easily and quickly opened by thieves, no follow-up measures are taken when the existing locks are damaged, and the overall safety performance is low.

Disclosure of Invention

The present invention is directed to a dual-protection lock to solve the above problems.

In order to achieve the purpose, the invention provides the following technical scheme: a dual-protection lock comprises a safe, a transmission cavity is arranged in the safe, an identification mechanism is arranged in the transmission cavity and comprises a lifting rod, a key groove, a force accumulation block and a lock cylinder, the lifting rod and the force accumulation block are matched, the lock cylinder can be driven to rotate only when a correct key is inserted into the key groove, the identification mechanism further comprises a fingerprint recognizer, an electromagnet and a U-shaped block, the U-shaped block can prevent the lock cylinder from rotating, the fingerprint recognizer is used for detecting fingerprints, the electromagnet can be electrified to generate magnetic force when the fingerprints are correct, so that the U-shaped block is attracted to leave a position for preventing the lock cylinder from rotating, a normal locking mechanism is arranged on one side of the identification mechanism and comprises a switch rod, a limit groove, an insertion groove and a lock block, the switch rod can drive the lock block to enter the insertion groove by clockwise rotation, the limiting groove with the card of locking piece is died down, the unable anticlockwise rotation of switch lever, normality locking mechanical system still includes fastening rope and pressure rack, works as when the fastening rope is cut off, pressure rack can the upward movement, normality locking mechanical system upside is provided with urgent locking mechanical system, urgent locking mechanical system includes long pinion, cross axle, trapezoidal piece and locking groove, pressure rack rise can with long pinion meshes, thereby drive the cross axle rotates, thereby drive trapezoidal piece gets into locking inslot is blockked, works as when the locking piece is cut off, lock core anticlockwise rotation can drive trapezoidal piece breaks away from the blockking of locking groove.

Preferably, the normal locking mechanism comprises a rope groove, a storage cavity with a front end wall communicated with the external space is arranged in the safe, three positioning blocks are fixedly connected to the end wall of one side of the storage cavity, a bidirectional shaft is rotatably connected to the lower end face of each positioning block, a box door is arranged in the storage cavity, three transmission blocks are fixedly connected to one end face of the box door, the upper end face of each transmission block is rotatably connected to the lower end of the bidirectional shaft, a transverse groove with a lower end wall communicated with the transmission cavity is arranged in the upper end wall of the transmission cavity, a limiting groove is arranged in one end wall of the transmission cavity, the other end wall of the limiting groove is communicated with the storage cavity, the transmission cavity is communicated with the limiting groove through a translation groove, a moving groove with a lower end wall communicated with the translation groove is arranged in the upper end wall of the translation groove, a moving spring is fixedly connected to one end wall of the moving groove, the lower end of the T-shaped block penetrates through the lower end wall of the moving groove and is located in the translation groove, the lower end of the T-shaped block is fixedly connected with a translation block, the translation block penetrates through the translation groove, one end of the transmission block is located in the transmission cavity, the other end of the transmission block is located in the storage cavity, a pressure groove is formed in the upper end face of the translation block in the transmission cavity, the upper end wall of the pressure groove is communicated with the transmission cavity, the lower end wall of the pressure groove is fixedly connected with a pressure spring, the upper end of the pressure spring is fixedly connected with a pressure rack in sliding connection with the pressure groove, one end of the translation block is fixedly connected with a locking block, a rope groove is formed in the locking block, one end face of the rope groove is fixedly connected with the lower end face of the pressure rack through a fastening rope, and.

Preferably, the identification mechanism comprises a signal wire, the rear end wall of the transmission cavity is fixedly connected with an electromagnet, one side of the electromagnet is provided with a fingerprint identifier fixedly connected with the rear end wall of the transmission cavity, the front end of the fingerprint identifier penetrates through the front end wall of the transmission cavity and is positioned in an external space, the electromagnet is communicated with the fingerprint identifier through the signal wire, a vertical cavity is arranged in the rear end wall of the transmission cavity, the front end wall of the vertical cavity is communicated with the transmission cavity, the lower end wall of the vertical cavity is fixedly connected with a vertical spring, the upper end of the vertical spring is fixedly connected with a vertical block in sliding connection with the vertical cavity, the front end of the vertical block penetrates through the front end wall of the vertical cavity and is positioned in the transmission cavity, the front end face of the vertical block is fixedly connected with a magnetic block, the upper end face of the magnetic block is fixedly connected with a U-shaped block, and the upper side, the front end of the lock cylinder penetrates through the front end wall of the long gear and is located in an external space, a key groove with the front end wall communicated with the external space is formed in the front end face of the lock cylinder, four force storage grooves located in the box door are uniformly distributed in the upper end wall of the key groove, the force storage grooves are communicated with the key groove through rotary grooves, lifting rods are connected in the rotary grooves in a sliding mode, the lower ends of the lifting rods penetrate through the lower end wall of the rotary grooves and are located in the key groove, force storage springs are fixedly connected to the upper end wall of the force storage grooves, force storage blocks are fixedly connected to the lower ends of the force storage springs and are in sliding connection with the force storage grooves, a switch rod is fixedly connected to the upper end face of the lock cylinder in the transmission cavity, the switch rod is fixedly connected with one end of the translation block through a rope, and.

Preferably, the emergency locking mechanism comprises a long gear, an elastic groove with a front end wall communicated with the transmission cavity is arranged in the rear end wall of the transmission cavity, an elastic block is connected in the elastic groove in a sliding manner, the front end of the elastic block penetrates through the front end wall of the elastic groove and is positioned in the transmission cavity, two elastic springs with lower ends fixedly connected with the lower end wall of the elastic groove are fixedly connected to the lower end face of the elastic block in the elastic groove, an elastic rack is fixedly connected to the front end of the elastic block, a short block is fixedly connected to one end face of the elastic rack in the transmission cavity, a cross shaft is rotatably connected between the two end walls of the cross shaft, a reset gear with a rear end in meshing transmission connection with the front end face of the elastic rack is rotatably connected to the cross shaft, a long gear fixedly connected with the cross shaft is arranged on one side of the reset gear, and, the upper end wall of the transverse groove is communicated with the storage cavity through four positioning grooves, four upper end walls are arranged in the transverse shaft and communicated with the extending groove of the transverse groove, the lower end wall of the extending groove is fixedly connected with an extending spring, the upper end of the extending spring is fixedly connected with a trapezoidal block slidably connected with the extending groove, the upper end of the trapezoidal block penetrates through the upper end wall of the extending groove and is located in the transverse groove, and four lower end walls are arranged in the safe box and communicated with the locking groove of the storage cavity.

In conclusion, the beneficial effects of the invention are as follows: this device simple structure, design benefit possesses the dual-locking of key and fingerprint, only can open the device when dual characteristic all matches, possess higher security performance, and possess lock commonly used and lock for emergency one, can open the lock for emergency automatically when lock commonly used is destroyed, has reduced the probability of property loss, has improved barrier propterty greatly, is applicable to the protection of various precious article.

Drawings

In order to more clearly illustrate the embodiments of the 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, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

FIG. 1 is a schematic overall cross-sectional front view of a dual-protection lock according to the present invention;

FIG. 2 is an enlarged view of a switch lever of the dual-protection lock according to the present invention;

FIG. 3 is a schematic cross-sectional side view of a lock cylinder of the dual-protection lock of the present invention;

FIG. 4 is a cross-sectional view of a dual-protection lock according to the present invention.

Detailed Description

All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.

Referring to fig. 1-4, an embodiment of the present invention is shown: a double-protection lock comprises a safe 129, a transmission cavity 101 is arranged in the safe 129, an identification mechanism 161 is arranged in the transmission cavity 101, the identification mechanism 161 comprises a lifting rod 144, a key groove 145, a force accumulation block 147 and a lock cylinder 143, the lifting rod 144 and the force accumulation block 147 are matched, the lock cylinder 143 can be driven to rotate only when a correct key is inserted into the key groove 145, the identification mechanism 161 further comprises a fingerprint identifier 123, an electromagnet 126 and a U-shaped block 135, the U-shaped block 135 can prevent the lock cylinder 143 from rotating, the fingerprint identifier 123 is used for detecting fingerprints, when the fingerprints are correct, the electromagnet 126 can be electrified to generate magnetic force to attract the U-shaped block 135 to leave a position for preventing the lock cylinder 143 from rotating, a normal locking mechanism 160 is arranged on one side of the identification mechanism 161, and the normal locking mechanism 160 comprises a switch rod 108, A limit groove 116, an insertion groove 118 and a locking block 119, the clockwise rotation of the switch rod 108 can drive the locking block 119 to enter the insertion groove 118, under the locking of the limiting groove 116 and the locking block 119, the switch lever 108 cannot rotate counterclockwise, the normal locking mechanism 160 further includes a fastening rope 122 and a pressure rack 111, when the fastening rope 122 is cut off, the pressure rack 111 moves upward, the normal state locking mechanism 160 is provided at the upper side with an emergency locking mechanism 162, the emergency locking mechanism 162 includes a long pinion 110, a cross shaft 103, a trapezoidal block 104 and a locking groove 105, the pressure rack 111 ascends to be engaged with the long pinion 110, thereby driving the transverse shaft 103 to rotate, thereby driving the trapezoidal blocks 104 to enter the locking grooves 105 to be blocked, when the locking block 119 is cut off, the lock core 143 rotates counterclockwise to drive the trapezoidal block 104 to be out of the blocking of the locking groove 105.

Advantageously, the normal locking mechanism 160 includes a rope groove 117, a storage chamber 134 with a front end wall communicated with the outside space is arranged in the safe 129, three positioning blocks 132 are fixedly connected to an end wall on one side of the storage chamber 134, a bidirectional shaft 131 is rotatably connected to a lower end surface of the positioning blocks 132, a box door 100 is arranged in the storage chamber 134, three transmission blocks 130 are fixedly connected to one end surface of the box door 100, an upper end surface of each transmission block 130 is rotatably connected to a lower end of the bidirectional shaft 131, a transverse groove 102 with a lower end wall communicated with the transmission chamber 101 is arranged in an upper end wall of the transmission chamber 101, a limiting groove 116 is arranged in one end wall of the transmission chamber 101, the other end wall of the limiting groove 116 is communicated with the storage chamber 134, the transmission chamber 101 is communicated with the limiting groove 116 through a translation groove 121, a moving groove 115 with a lower end wall communicated with the translation groove, a moving spring 113 is fixedly connected to an end wall of one side of the moving groove 115, the other end of the moving spring 113 is fixedly connected to a T-shaped block 114 slidably connected to the moving groove 115, the lower end of the T-shaped block 114 penetrates through the lower end wall of the moving groove 115 and is located in the translation groove 121, the lower end of the T-shaped block 114 is fixedly connected to a translation block 120, the translation block 120 penetrates through the translation groove 121, one end of a transmission block 130 is located in the transmission cavity 101, the other end of the transmission block 130 is located in the storage cavity 134, a pressure groove 109 is arranged in the upper end face of the translation block 120 in the transmission cavity 101, the upper end wall of the pressure groove 109 is communicated with the transmission cavity 101, a pressure spring 112 is fixedly connected to the lower end wall of the pressure groove 109, the upper end of the pressure spring 112 is fixedly connected to a pressure rack 111 slidably connected to the pressure groove 109, and one end of the, a rope groove 117 is arranged in the locking block 119, one end face of the rope groove 117 is fixedly connected with the lower end face of the pressure rack 111 through a fastening rope 122, and an insertion groove 118 with an end wall communicated with the storage cavity 134 is arranged in the safe 129.

Beneficially, the identification mechanism 161 includes a signal line 124, the rear end wall of the transmission cavity 101 is fixedly connected with an electromagnet 126, one side of the electromagnet 126 is provided with a fingerprint identifier 123 fixedly connected with the rear end wall of the transmission cavity 101, the front end of the fingerprint identifier 123 penetrates through the front end wall of the transmission cavity 101 and is located in the external space, the electromagnet 126 is communicated with the fingerprint identifier 123 through the signal line 124, the rear end wall of the transmission cavity 101 is provided with a vertical cavity 127 whose front end wall is communicated with the transmission cavity 101, the lower end wall of the vertical cavity 127 is fixedly connected with a vertical spring 125, the upper end of the vertical spring 125 is fixedly connected with a vertical block 128 slidably connected with the vertical cavity 127, the front end of the vertical block 128 penetrates through the front end wall of the vertical cavity 127 and is located in the transmission cavity 101, the front end face of the vertical block 128 is fixedly connected with a magnetic block 133, and the upper end face of the magnetic block 133 is fixedly connected with a, a lock cylinder 143 rotatably connected with the rear end wall of the transmission cavity 101 is arranged on the upper side of the U-shaped block 135, the front end of the lock cylinder 143 penetrates through the front end wall of the long gear 110 and is positioned in the external space, a key groove 145 with a front end wall communicated with the external space is arranged in the front end surface of the lock cylinder 143, four force storage grooves 149 positioned in the box door 100 are uniformly distributed in the upper end wall of the key groove 145, the force storage grooves 149 are communicated with the key groove 145 through a rotating groove 146, a lifting rod 144 is slidably connected in the rotating groove 146, the lower end of the lifting rod 144 penetrates through the lower end wall of the rotating groove 146 and is positioned in the key groove 145, a force storage spring 148 is fixedly connected with the upper end wall of the force storage groove 149, a force storage block 147 slidably connected with the force storage groove 149 is fixedly connected with the lower end of the force storage spring 148, and a switch lever 108 is fixedly connected with the upper, the switch rod 108 is fixedly connected with one end of the translation block 120 through a rope 142, and a short rod 136 is fixedly connected with the lower end face of a lock core 143 in the transmission cavity 101.

Advantageously, the emergency locking mechanism 162 includes a long gear 110, an elastic groove 139 whose front end wall is communicated with the transmission cavity 101 is disposed in the rear end wall of the transmission cavity 101, an elastic block 138 is slidably connected in the elastic groove 139, the front end of the elastic block 138 penetrates through the front end wall of the elastic groove 139 and is located in the transmission cavity 101, two elastic springs 137 whose lower ends are fixedly connected with the lower end wall of the elastic groove 139 are fixedly connected to the lower end face of the elastic block 138 in the elastic groove 139, an elastic rack 141 is fixedly connected to the front end of the elastic block 138, a short block 140 is fixedly connected to one end face of the elastic rack 141 in the transmission cavity 101, a transverse shaft 103 is rotatably connected between the two end walls of the transverse groove 102, a reset gear 107 whose rear end is engaged with the front end face of the elastic rack 141 in a driving manner is rotatably connected to the transverse shaft 103, a long gear 110 fixedly connected to the transverse shaft 103, the rear end of the long gear 110 is in meshed transmission connection with the front end face of the pressure rack 111, the upper end wall of the transverse groove 102 is communicated with the storage cavity 134 through four positioning grooves 106, four upper end walls are arranged in the transverse shaft 103 and communicated with the extending groove 150 of the transverse groove 102, the lower end wall of the extending groove 150 is fixedly connected with an extending spring 151, the upper end of the extending spring 151 is fixedly connected with a trapezoidal block 104 which is slidably connected with the extending groove 150, the upper end of the trapezoidal block 104 penetrates through the upper end wall of the extending groove 150 and is located in the transverse groove 102, and four lower end walls are arranged in the safe box 129 and communicated with the locking groove 105 of the storage cavity 134.

When the fingerprint recognizer is used, a finger presses the front end face of the fingerprint recognizer 123 to input a fingerprint into the fingerprint recognizer 123, if the fingerprint is correct, the fingerprint recognizer 123 generates a signal which is transmitted into the electromagnet 126 through the signal wire 124, so that the electromagnet 126 is electrified to generate magnetic force, the electromagnet 126 attracts the magnetic block 133 to move downwards, the magnetic block 133 drives the U-shaped block 135 to move downwards to leave the short rod 136, the vertical spring 125 is compressed, a correct key is inserted into the key groove 145 to rotate the key clockwise, so as to drive the lock cylinder 143 to rotate clockwise, the lock cylinder 143 drives the switch rod 108 and the short rod 136 to rotate, the switch rod 108 pushes the translation block 120 to move to one side, so as to drive the lock block 119 to move to one side to enter the insertion groove 118, at the moment, the rotation groove 146 rotates to the position of the power storage groove 149 along with the lock cylinder 143, the key is pulled out, the power storage spring 148 resets, so as to drive the, thereby completing the deadlock of safe 129;

when someone breaks the safe 129 by force, the cutting translation block 120 opens the safe 129, when the cut is half, the fastening rope 122 is cut off, the pressure spring 112 resets upwards to drive the pressure rack 111 to reset upwards, the long gear 110 is driven to rotate through the meshing transmission of the pressure rack 111 and the long gear 110, so as to drive the cross shaft 103 to rotate, the cross shaft 103 drives the trapezoidal block 104 to rotate, when the trapezoidal block 104 rotates to the position of the positioning groove 106, the extension spring 151 resets upwards to drive the trapezoidal block 104 to move upwards, so as to lock the locking groove 105 and the positioning groove 106, so as to complete the locking of the second door 100 and the safe 129, when the locking needs to be released, the key can be inserted, the switch rod 108 is driven to rotate anticlockwise, so as to push the short block 140 to descend, the short block 140 drives the elastic rack 141 to descend, the elastic spring 137 is compressed, and through the meshing transmission of the elastic rack 141 and the resetting gear 107, the reset gear 107 is rotated, and the reset gear 107 rotates the cross shaft 103, thereby rotating the trapezoidal block 104 out of the locking groove 105.

The invention has the beneficial effects that: this device simple structure, design benefit possesses the dual-locking of key and fingerprint, only can open the device when dual characteristic all matches, possess higher security performance, and possess lock commonly used and lock for emergency one, can open the lock for emergency automatically when lock commonly used is destroyed, has reduced the probability of property loss, has improved barrier propterty greatly, is applicable to the protection of various precious article.

The above description is only an embodiment of the invention, but the scope of the invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the invention. Therefore, the protection scope of the invention should be subject to the protection scope defined by the claims.

Claims

1. A dual-protection lock, comprising a safe, characterized in that: the safe is characterized in that a transmission cavity is arranged in the safe, an identification mechanism is arranged in the transmission cavity, the identification mechanism comprises a lifting rod, a key groove, a force accumulation block and a lock cylinder, the lifting rod and the force accumulation block are matched, the lock cylinder can be driven to rotate only when a correct key is inserted into the key groove, the identification mechanism further comprises a fingerprint identifier, an electromagnet and a U-shaped block, the U-shaped block can prevent the lock cylinder from rotating, the fingerprint identifier is used for detecting fingerprints, the electromagnet can be electrified to generate magnetic force when the fingerprints are correct, so that the U-shaped block is attracted to leave a position for preventing the lock cylinder from rotating, a normal locking mechanism is arranged on one side of the identification mechanism, the normal locking mechanism comprises a switch rod, a limiting groove, an insertion groove and a lock block, the switch rod can drive the lock block to enter the insertion groove by clockwise rotation, and under the clamping of the limiting groove and the lock block, the switch rod cannot rotate anticlockwise, the normal locking mechanism further comprises a fastening rope and a pressure rack, when the fastening rope is cut off, the pressure rack can move upwards, an emergency locking mechanism is arranged on the upper side of the normal locking mechanism, the emergency locking mechanism comprises a long gear, a cross shaft, a trapezoidal block and a locking groove, the pressure rack rises and can be meshed with the long gear, so that the cross shaft is driven to rotate, the trapezoidal block is driven to enter the locking groove to be blocked, and when the locking block is cut off, the trapezoidal block can be driven to be separated from the blocking of the locking groove by anticlockwise rotation of the lock cylinder;

the fingerprint recognizer recognizes fingerprints, when the fingerprints are correct, a key is inserted to drive the lock cylinder to rotate, so that the recognition mechanism works, the recognition mechanism can drive the lock block to enter the insertion groove to complete locking, and when the lock block is cut off, the emergency locking mechanism can automatically work.

2. A dual security lock according to claim 1, wherein: the normal locking mechanism comprises a rope groove, a storage cavity with a front end wall communicated with the external space is arranged in the safe box, three positioning blocks are fixedly connected with the end wall of one side of the storage cavity, the lower end face of each positioning block is rotatably connected with a bidirectional shaft, a box door is arranged in the storage cavity, three transmission blocks are fixedly connected with one end face of the box door, the upper end face of each transmission block is rotatably connected with the lower end of the bidirectional shaft, a transverse groove with a lower end wall communicated with the transmission cavity is arranged in the upper end wall of the transmission cavity, a limiting groove is arranged in one end wall of the transmission cavity, the other end wall of the limiting groove is communicated with the storage cavity, the transmission cavity is communicated with the limiting groove through a translation groove, a moving groove with a lower end wall communicated with the translation groove is arranged in the upper end wall of the translation groove, a moving spring is fixedly connected with one side end wall of the moving, the lower end of the T-shaped block penetrates through the lower end wall of the moving groove and is positioned in the translation groove, the lower end of the T-shaped block is fixedly connected with a translation block, the translation block penetrates through the translation groove, one end of the transmission block is positioned in the transmission cavity, the other end of the transmission block is positioned in the storage cavity, a pressure groove is formed in the upper end face of the translation block in the transmission cavity, the upper end wall of the pressure groove is communicated with the transmission cavity, the lower end wall of the pressure groove is fixedly connected with a pressure spring, the upper end of the pressure spring is fixedly connected with a pressure rack which is in sliding connection with the pressure groove, one end of the translation block is fixedly connected with a locking block, a rope groove is formed in the locking block, one end face of the rope groove is fixedly connected with the lower end face of the pressure rack through a fastening rope;

the translation block can drive the locking block to enter the insertion groove to complete locking of the device, and when the fastening rope is cut off, the pressure rack can automatically rise.

3. A dual security lock according to claim 2 wherein: the identification mechanism comprises a signal wire, the rear end wall of the transmission cavity is fixedly connected with an electromagnet, one side of the electromagnet is provided with a fingerprint identifier fixedly connected with the rear end wall of the transmission cavity, the front end of the fingerprint identifier penetrates through the front end wall of the transmission cavity and is positioned in an external space, the electromagnet is communicated with the fingerprint identifier through the signal wire, a vertical cavity is arranged in the rear end wall of the transmission cavity, the front end wall of the vertical cavity is communicated with the transmission cavity, the lower end wall of the vertical cavity is fixedly connected with a vertical spring, the upper end of the vertical spring is fixedly connected with a vertical block in sliding connection with the vertical cavity, the front end of the vertical block penetrates through the front end wall of the vertical cavity and is positioned in the transmission cavity, the front end face of the vertical block is fixedly connected with a magnetic block, the upper end face of the magnetic block is fixedly connected with a U-shaped block, and the upper, the front end of the lock cylinder penetrates through the front end wall of the long gear and is positioned in an external space, a key groove with the front end wall communicated with the external space is arranged in the front end surface of the lock cylinder, four force storage grooves which are positioned in the box door are uniformly distributed in the upper end wall of the key groove, the force storage grooves are communicated with the key groove through rotary grooves, lifting rods are connected in the rotary grooves in a sliding mode, the lower ends of the lifting rods penetrate through the lower end wall of the rotary grooves and are positioned in the key groove, force storage springs are fixedly connected to the upper end wall of the force storage grooves, force storage blocks which are connected with the force storage grooves in a sliding mode are fixedly connected to the lower ends of the force storage springs, a switch rod is fixedly connected to the upper end surface of the lock cylinder in the transmission cavity, the switch rod is fixedly connected with one end of the translation block through;

the fingerprint recognizer can recognize fingerprints, so that the electromagnet is electrified to attract the magnetic block, and a key is inserted into the key slot to drive the lock cylinder to rotate until the force storage block enters the rotating slot and is blocked.

4. A dual security lock according to claim 2 wherein: the emergency locking mechanism comprises a long gear, an elastic groove with a front end wall communicated with the transmission cavity is arranged in the rear end wall of the transmission cavity, an elastic block is connected in the elastic groove in a sliding manner, the front end of the elastic block penetrates through the front end wall of the elastic groove and is positioned in the transmission cavity, two elastic springs with lower ends fixedly connected with the lower end wall of the elastic groove are fixedly connected with the lower end face of the elastic block in the elastic groove, an elastic rack is fixedly connected with the front end of the elastic block, a short block is fixedly connected with one end face of the elastic rack in the transmission cavity, a cross shaft is rotatably connected between the two end walls of the cross shaft, a reset gear with a rear end in meshing transmission connection with the front end face of the elastic rack is rotatably connected on the cross shaft, a long gear fixedly connected with the cross shaft is arranged on one side of the reset gear, the upper end wall of the transverse groove is communicated with the storage cavity through four positioning grooves, four extension grooves with upper end walls communicated with the transverse groove are arranged in the transverse shaft, extension springs are fixedly connected with the lower end walls of the extension grooves, trapezoidal blocks in sliding connection with the extension grooves are fixedly connected with the upper ends of the extension springs, the upper ends of the trapezoidal blocks penetrate through the upper end walls of the extension grooves and are located in the transverse groove, and four locking grooves with lower end walls communicated with the storage cavity are arranged in the safe box;

the long gear rotates to drive the trapezoidal block to enter the locking groove to be clamped, and the elastic rack drives the cross shaft to rotate, so that the trapezoidal block is rotated out from the locking groove.