CN112554746A

CN112554746A - Antitheft door device capable of storing key left in pulling

Info

Publication number: CN112554746A
Application number: CN202011615148.8A
Authority: CN
Inventors: 李文雯
Original assignee: Nanjing Xintaiding Trading Co ltd
Current assignee: Nanjing Xintaiding Trading Co ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-03-26

Abstract

The invention relates to the field of security doors, and discloses a security door device capable of storing a key which is forgotten to be pulled out, which comprises a main box body, wherein an intelligent lock cylinder is fixedly connected in the main box body, an intelligent lock cylinder cavity with a right opening is arranged in the intelligent lock cylinder, the key is connected in the intelligent lock cylinder cavity in a sliding fit manner, a storage box body cavity which is communicated with the left and the right is arranged in the main box body and is positioned at the lower side of the intelligent lock cylinder, a resisting block sliding cavity is communicated with the lower side of the storage box body cavity, a resisting block is connected in the resisting block sliding cavity in a sliding fit manner, the key which is forgotten to be pulled out after, after the key is not pulled out after a period of time, the device is started, a mechanical device capable of pulling out the key is arranged in the box body, meanwhile, the key is automatically pulled out and then placed in the built-in box body, and only the box body which is taken out and stored at the inner side of the door of the anti-theft door can be taken out, so that the key is taken out under the safe environment while the key storage safety is ensured.

Description

Antitheft door device capable of storing key left in pulling

Technical Field

The invention relates to the field of security doors, in particular to a security door device capable of storing a key which is forgotten to be pulled out.

Background

Although some current anti-theft doors have functions of fingerprint or password unlocking and the like, the operation is difficult for old people, most current anti-theft doors mainly use a common door matched with a key and a lock cylinder, and the situation that a user hastily goes out or forgets to pull out the key is easy to happen for some old users, so that some lawbreakers can be in good time, property loss is caused, and even certain potential safety hazards exist.

Disclosure of Invention

The invention aims to provide an anti-theft door device capable of storing a key to be forgotten to pull, which can overcome the defects in the prior art and improve the practicability of equipment.

The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to an anti-theft door device capable of storing a key without pulling out, which comprises a main box body, wherein an intelligent lock cylinder is fixedly connected in the main box body, an intelligent lock cylinder cavity with a right opening is arranged in the intelligent lock cylinder, the intelligent lock cylinder cavity is connected with the key in a sliding fit manner, a storage box body cavity which is communicated with the left and the right is arranged in the main box body and is positioned at the lower side of the intelligent lock cylinder, the lower side of the storage box body cavity is communicated with a resisting block sliding cavity, a resisting block is connected in the resisting block sliding cavity in a sliding fit manner, a resisting block spring is fixedly connected between the lower end surface of the resisting block and the lower end wall of the resisting block sliding cavity, a rack transmission cavity is communicated and arranged at the lower side of the storage box body cavity and positioned at the right side of the resisting block sliding cavity, a lower side conveyor belt cavity which extends leftwards is arranged at the lower side of the rack transmission, a motor is arranged at the lower right side of the lower side conveyor belt cavity, the upper end of the motor is fixedly connected with a motor shaft which extends upwards to penetrate through the lower side conveyor belt cavity to the rack transmission cavity, the upper end wall of the lower side conveyor belt cavity is connected with a driven pulley shaft which extends downwards to the lower side conveyor belt cavity and extends upwards to the reversing cavity in a rotating fit manner, a lower side conveyor belt is connected between the driven pulley shaft and the driving pulley in a power fit manner, the tail end of the upper side of the motor shaft is connected with a driving gear shaft sleeve in a spline fit manner, the outer end surface of the driving gear shaft sleeve is fixedly connected with a driving bevel gear, the lower end surface of the driving gear shaft sleeve is connected with a main gear electromagnet in a rotating fit manner, a built-in magnet which can correspond to the main gear electromagnet is fixedly connected in the lower end wall of the rack transmission cavity, and an electromagnet spring is, the rack transmission device comprises a rack transmission cavity, a main gear electromagnet and a driven bevel gear, wherein a button capable of being abutted by the main gear electromagnet is fixedly connected to the lower end wall of the rack transmission cavity, a fixed shaft extending forwards into the rack transmission cavity is connected to the rear section of the rack transmission cavity in a rotating fit mode, the driven bevel gear capable of being meshed with the driving bevel gear is fixedly connected to the fixed shaft, and a rack transmission gear is fixedly connected to the rear side of the driven bevel gear and is located on the fixed shaft.

On the basis of the technical scheme, it deposits the box to deposit box intracavity sliding fit and is connected with and deposits the box, the lower terminal surface fixedly connected with who deposits the box can with rack gear engaged with rack, it deposits the key chamber to deposit that the opening upwards and opening left are equipped with in the box to deposit, it has the position inductor to deposit fixedly connected with in the lower end wall in key chamber, the downside intercommunication of depositing the key chamber is equipped with the lift chamber, the downside in lift chamber is equipped with the drive pulley chamber that extends left, and the left upside that drives the drive pulley chamber is equipped with open bevel gear chamber, the right side in open bevel gear chamber with deposit intercommunication between the box chamber, the upper end wall normal running fit of drive pulley chamber is connected and is extended downwards in the drive pulley intracavity and upwards extend to the slip bevel gear axle in the open bevel gear chamber, the upper end wall in drive pulley chamber just is located the right side normal running fit of slip bevel gear axle is connected and is extended downwards to pass through Move the band pulley intracavity and upwards extend to go up and down the lift axle in the lift intracavity, the terminal fixedly connected with right side band pulley of downside of lift axle, go up and down the axle down the terminal surface with fixedly connected with torsional spring between the lower extreme wall in drive pulley chamber, the terminal fixedly connected with left side band pulley of the lower volume of slip bevel gear axle, left side band pulley with power fit is connected with transmission and transmission area between the band pulley of right side.

On the basis of the technical scheme, the spline fit at the tail end of the upper side of the sliding bevel gear shaft is connected with a sliding gear shaft sleeve, the outer end face of the sliding gear shaft sleeve is fixedly connected with a sliding bevel gear, the tail end of the lower side of the sliding gear shaft sleeve is connected with an induction electromagnet in a rotating fit mode, and the inner fixed connection of the lower end wall of the sliding bevel gear is provided with a fixed magnet which can correspond to the induction electromagnet.

On the basis of the technical scheme, the terminal screw-thread fit of upside of lift axle is connected with the lift sleeve, the fixed box of lift sleeve's up end fixedly connected with, be equipped with two front and back symmetries and the ascending fixed block sliding chamber of opening in the fixed box, the front end wall fixed connection in fixed block sliding chamber extends to backward the fixed block axle of fixed block sliding chamber rear end wall, the epaxial sliding fit of fixed block is connected with the slidable fixed block, the fixed connection right side of fixed connection is apart from the electro-magnet in the slidable fixed block, fixedly connected with contact pick-up in the fixed box, the outer terminal surface of slidable fixed block with fixedly connected with presss from both sides tight extension spring between the fixed block sliding chamber outer end wall.

On the basis of the technical scheme, a vertical conveying belt cavity extending downwards is arranged at the front side of the storage box cavity, an upper side conveying belt shaft extending backwards into the storage box cavity and forwards into the vertical conveying belt cavity is connected to the front end wall of the storage box cavity in a rotating fit manner, a protruding bevel gear capable of being meshed with the sliding bevel gear is fixedly connected to the rear end of the upper side conveying belt shaft, a reversing shaft extending backwards into the reversing cavity is connected to the front end wall of the vertical conveying belt cavity and positioned at the lower side of the upper side conveying belt shaft in a rotating fit manner, a lower side belt wheel is fixedly connected to the reversing shaft and positioned in the vertical conveying belt cavity, a right upper side belt wheel is fixedly connected to the front end of the upper side conveying belt shaft, a right vertical conveying belt is connected between the upper side belt wheel and the lower side belt wheel in a power fit manner, and a reversing bevel gear is fixedly connected to the rear end of the, the tail end of the upper side of the driven pulley shaft is fixedly connected with a transmission bevel gear which can be meshed with the reversing bevel gear, an electromagnet pull rope is fixedly connected between the lower end face of the main gear electromagnet and the abutting block, the lower side of the storage box body cavity is communicated with a movable pin cavity with a left opening, and a movable door plate which extends upwards into the storage box body cavity is hinged to the lower end wall of the movable pin cavity.

The invention has the beneficial effects that: the key that forgets to extract after will opening the door or lock the door, through set up a box of depositing the key in the burglary-resisting door, after the key still did not extract after a period, starting drive, the box embeds has the mechanical device that can extract the key, places in the built-in box after will automatically extracting the key simultaneously, and the box of depositing can be taken out only in the door inside of burglary-resisting door, makes taking out of key also go on under the secure environment when having guaranteed the key and depositing the security.

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.

The invention is further illustrated with reference to the following figures and examples.

Fig. 1 is a schematic view of an overall structure of an anti-theft door device capable of storing a key which can be forgotten to be pulled.

Fig. 2 is an enlarged schematic view of a structure at a in fig. 1.

Fig. 3 is an enlarged schematic view of the structure at B in fig. 1.

Fig. 4 is an enlarged schematic view of the structure at C in fig. 1.

Fig. 5 is an enlarged schematic view of the structure at D in fig. 1.

Fig. 6 is a schematic sectional structure view of E-E in fig. 3.

Fig. 7 is a schematic sectional structure view of F-F in fig. 1.

Detailed Description

The invention will now be described in detail with reference to fig. 1-7, wherein for ease of description the orientations described below are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

With reference to fig. 1-7, the anti-theft door device capable of storing a key which is forgotten to be pulled out comprises a main box body 10, an intelligent lock cylinder 26 is fixedly connected in the main box body 10, an intelligent lock cylinder cavity 25 with a right opening is arranged in the intelligent lock cylinder 26, a key 27 is connected in the intelligent lock cylinder cavity 25 in a sliding fit manner, a left storage box body cavity 16 and a right storage box body cavity 16 which are communicated are arranged in the main box body 10 and are positioned at the lower side of the intelligent lock cylinder 26, a resisting block sliding cavity 37 is communicated with the lower side of the storage box body cavity 16, a resisting block 39 is connected in the resisting block sliding cavity 37 in a sliding fit manner, a resisting block spring 38 is fixedly connected between the lower end face of the resisting block 39 and the lower end wall of the resisting block sliding cavity 37, a rack transmission cavity 36 is communicated with the right side of the storage box body cavity 16 and is positioned at the resisting block sliding cavity 37, a reversing cavity 56 is arranged on the upper left side of the lower side conveyor belt cavity 21 and on the lower side of the abutting block sliding cavity 37, a motor 22 is arranged on the lower right side of the lower side conveyor belt cavity 21, the upper end of the motor 22 is fixedly connected with a motor shaft 23 which extends upwards and penetrates through the lower side conveyor belt cavity 21 to the rack transmission cavity 36, the upper end wall of the lower side conveyor belt cavity 21 is connected with a driven pulley shaft 18 which extends downwards into the lower side conveyor belt cavity 21 and upwards into the reversing cavity 56 in a rotating matching manner, a lower side conveyor belt 20 is connected between the driven pulley shaft 18 and the driving pulley 24 in a power matching manner, the tail end of the upper side of the motor shaft 23 is connected with a driving gear shaft sleeve 34 in a spline matching manner, the outer end surface of the driving gear shaft sleeve 34 is fixedly connected with a driving bevel gear 35, and the lower end surface of the driving gear shaft, the inner side of the lower end wall of the rack transmission cavity 36 is fixedly connected with a built-in magnet 58 which can correspond to the main gear electromagnet 33, an electromagnet spring 30 is fixedly connected between the lower end face of the main gear electromagnet 33 and the lower end wall of the rack transmission cavity 36, the lower end wall of the rack transmission cavity 36 is fixedly connected with a button 31 which can be abutted by the main gear electromagnet 33, the rear section of the rack transmission cavity 36 is connected with a fixed shaft 28 which extends forwards into the rack transmission cavity 36 in a rotating fit mode, the fixed shaft 28 is fixedly connected with a driven bevel gear 80 which can be meshed with the driving bevel gear 35, and the fixed shaft 28 is fixedly connected with a rack transmission gear 29 which is positioned at the rear side of the driven bevel gear 80.

In addition, in one embodiment, the storage box 16 is connected with the storage box 13 in a sliding fit manner, the lower end face of the storage box 13 is fixedly connected with the rack 12 capable of meshing with the rack transmission gear 29, the storage box 13 is internally provided with a storage key cavity 14 with an upward opening and a leftward opening, the lower end wall of the storage key cavity 14 is internally fixedly connected with a position sensor 81, the lower side of the storage key cavity 14 is communicated with a lifting cavity 68, the lower side of the lifting cavity 68 is provided with a transmission pulley cavity 45 extending leftward, the upper side of the left side of the transmission pulley cavity 45 is provided with an open bevel gear cavity 40, the right side of the open bevel gear cavity 40 is communicated with the storage box 16, the upper end wall of the transmission pulley cavity 45 is connected with a sliding bevel gear shaft 43 which extends downward into the transmission pulley cavity 45 and extends upward into the open bevel gear cavity 40 in a rotating fit manner, the upper end wall of drive pulley chamber 45 just is located the right side normal running fit of slip bevel gear axle 43 is connected to downwardly extending to in the drive pulley chamber 45 and upwards extend to lift axle 70 in the lift chamber 68, the terminal fixedly connected with right side band pulley 71 of downside of lift axle 70, the lower terminal surface of lift axle 70 with fixedly connected with torsional spring 85 between the lower extreme wall of drive pulley chamber 45, the terminal fixedly connected with left side band pulley 44 of the end of registering down of slip bevel gear axle 43, left side band pulley 44 with power fit is connected with drive belt 46 between the band pulley 71 on the right side.

In addition, in one embodiment, the upper end of the sliding bevel gear shaft 43 is spline-coupled with a sliding gear sleeve 41, the outer end surface of the sliding gear sleeve 41 is fixedly connected with a sliding bevel gear 49, the lower end of the sliding gear sleeve 41 is rotatably coupled with an induction electromagnet 48, and the lower end wall of the sliding bevel gear 49 is fixedly connected with a fixed magnet 47 capable of corresponding to the induction electromagnet 48.

In addition, in one embodiment, a lifting sleeve 69 is connected to the end of the upper side of the lifting shaft 70 in a threaded fit manner, a fixed box 50 is fixedly connected to the upper end face of the lifting sleeve 69, two fixed block sliding cavities 54 which are symmetrical front and back and have upward openings are arranged in the fixed box 50, a fixed block shaft 51 which extends backwards to the rear end wall of the fixed block sliding cavity 54 is fixedly connected to the front end wall of the fixed block sliding cavity 54, a slidable fixed block 52 is connected to the fixed block shaft 51 in a sliding fit manner, a distance electromagnet 53 is fixedly connected to the inside of the slidable fixed block 52, a contact sensor 55 is fixedly connected to the inside of the fixed box 50, and a clamping tension spring 87 is fixedly connected between the outer end face of the slidable fixed block 52 and the outer end wall of the fixed block.

In addition, in one embodiment, a vertical conveyor belt cavity 62 extending downwards is arranged at the front side of the storage box cavity 16, an upper belt wheel shaft 65 extending backwards into the storage box cavity 16 and forwards into the vertical conveyor belt cavity 62 is connected with the front end wall of the storage box cavity 16 in a rotating fit manner, a protruding bevel gear 67 capable of being meshed with the sliding bevel gear 49 is fixedly connected with the rear end of the upper belt wheel shaft 65, a reversing shaft 60 extending backwards into the reversing cavity 56 is connected with the front end wall of the vertical conveyor belt cavity 62 and positioned at the lower side of the upper belt wheel shaft 65 in a rotating fit manner, a lower belt wheel 61 is fixedly connected with the reversing shaft 60 positioned on the vertical conveyor belt cavity 62, a right upper belt wheel 64 is fixedly connected with the front end of the upper belt wheel shaft 65, a right vertical conveyor belt 63 is connected between the upper belt wheel 64 and the lower belt wheel 61 in a power fit manner, the rear end of the reversing shaft 60 is fixedly connected with a reversing bevel gear 57, the upper end of the driven pulley shaft 18 is fixedly connected with a transmission bevel gear 59 which can be meshed with the reversing bevel gear 57, an electromagnet pull rope 32 is fixedly connected between the lower end surface of the main electromagnet 33 and the abutting block 39, the lower side of the storage box body cavity 16 is communicated with a movable pin cavity 17 with a leftward opening, and the lower end wall of the movable pin cavity 17 is hinged with a movable door panel 15 which extends upwards into the storage box body cavity 16.

The fixing and connecting method in this embodiment includes, but is not limited to, bolting, welding, and the like.

As shown in fig. 1 to 7, when the apparatus of the present invention is in the initial state, the sensing magnet spring 42 is in the relaxed state, the sliding bevel gear 49 is not engaged with the protruding bevel gear 67, the fixed magnet 47 and the sensing magnet 48 are not activated, the resisting block spring 38 is in the compressed state, the resisting block 39 is in the compressed state by the storage box 13, the electromagnet spring 30 is in the relaxed state, the driving bevel gear 35 is in the engaged state with the rack gear 29, and the distance between the two sides of the driving bevel gear and the electromagnet 53 is magnetically attracted after being activated;

sequence of mechanical actions of the whole device:

when the intelligent lock cylinder 26 detects that the key 27 stays in the intelligent lock cylinder 26 for a long time, the intelligent lock cylinder 26 sends a signal to start the motor 22, the motor 22 is started to drive the motor shaft 23 to start rotating, and the motor shaft 23 rotates to drive the driving belt wheel 24 and the driving gear shaft sleeve 34 to start rotating;

the driving belt wheel 24 rotates to drive the driven belt wheel 19 to rotate through the lower conveying belt 20, the driven belt wheel 19 rotates to drive the driven belt wheel shaft 18 to start transmission, the driven belt wheel shaft 18 drives the transmission bevel gear 59 to start rotation, the transmission bevel gear 59 rotates to drive the reversing shaft 60 to start rotation through the reversing bevel gear 57, the reversing shaft 60 rotates to drive the lower belt wheel 61 to start rotation, the lower belt wheel 61 rotates to start rotation through the vertical conveying belt 63 to drive the upper belt wheel 64 to rotate, the upper belt wheel 64 rotates to drive the upper belt wheel shaft 65 to start rotation, the upper belt wheel shaft 65 rotates to drive the protruding bevel gear 67 to start rotation, and at the moment, the protruding bevel gear 67 is not meshed;

the driving gear shaft sleeve 34 rotates to drive the driving bevel gear 35 to start rotating, the driving bevel gear 35 rotates to drive the driven bevel gear 80 to rotate, the driven bevel gear 80 rotates to drive the rack transmission gear 29 to rotate through the fixed shaft 28, and therefore the rack transmission gear 29 rotates to drive the rack 12 to start moving rightwards, and the storage box body 13 is driven to integrally start moving rightwards;

when the storage case 13 moves rightward until the sliding bevel gear 49 inside the storage case 13 corresponds in position to the protruding bevel gear 67, meanwhile, the storage box body 13 moves to the right side of the resisting block 39, the resisting block 39 moves upwards under the action of the elastic force of the resisting block spring 38, one end of the electromagnet pull rope 32 is tensioned, the main gear electromagnet 33 overcomes the elastic force of the electromagnet spring 30 to move downwards under the action of the tensile force of the electromagnet pull rope 32, simultaneously, the driving gear shaft sleeve 34 and the driving bevel gear 35 are driven to move downwards until the driving bevel gear 35 is disengaged from the rack transmission gear 29, at the moment, the main gear electromagnet 33 is abutted against the button 31, so that the induction electromagnet 48 is started at regular time, and the induction electromagnet 48 drives the sliding gear shaft sleeve 41 and the sliding bevel gear 49 to move upwards under the action of the repulsive force of the fixed magnet 47 until the sliding bevel gear 49 is meshed with the protruding bevel gear 67;

at this time, the protruding bevel gear 67 rotates to drive the sliding bevel gear 49 to rotate, the sliding bevel gear 49 rotates to drive the sliding bevel gear shaft 43 to rotate through the sliding gear shaft sleeve 41, the sliding bevel gear shaft 43 rotates to drive the left side belt pulley 44 to rotate, the left side belt pulley 44 rotates to drive the right side belt pulley 71 to rotate through the transmission belt 46, so that the lifting shaft 70 starts to rotate, the torsion spring 85 starts to accumulate force, the lifting shaft 70 rotates to drive the lifting sleeve 69 to move upwards out of the lifting cavity 68, so as to drive the fixed box 50 to move upwards, when the contact sensor 55 moving into the fixed box 50 contacts the key 27, the distance electromagnet 53 and the main gear electromagnet 33 start to start at regular time, after the distance electromagnets 53 on both sides start, the slidable fixed blocks 52 are driven to approach each other along the fixed block shaft 51 under the action of mutual attraction force between each other, the key 27 is clamped by the sliding fixing block 52;

after the main gear electromagnet 33 is started at a fixed time, the main gear electromagnet 33 drives the driving gear shaft sleeve 34 and the driving bevel gear 35 to move upwards under the action of the repulsive force of the built-in magnet 58 and the elastic force of the electromagnet spring 30, the main gear electromagnet 33 moves until the driving bevel gear 35 is meshed with the rack transmission gear 29 again, meanwhile, one section of the electromagnet pull rope 32 is stretched, the button 31 is not abutted any more, the abutting block 39 moves downwards under the action of the tensile force of the electromagnet pull rope 32 to the abutting block sliding cavity 37, meanwhile, the sliding gear shaft sleeve 41 and the sliding bevel gear 49 move downwards under the action of the elastic force of the induction magnet spring 42 until the sliding bevel gear 49 is disengaged from the protruding bevel gear 67, and at the moment, the;

the driving bevel gear 35 rotates to drive the driven bevel gear 80 to rotate, the driven bevel gear 80 rotates to drive the rack transmission gear 29 to rotate through the fixed shaft 28, so that the rack 12 is driven to move rightwards continuously, meanwhile, the key 27 is driven to move rightwards through the slidable fixed block 52, the key 27 is pulled out of the intelligent lock cylinder cavity 25, at the moment, the slidable fixed block 52 clamps the key 27, the friction force between the slidable fixed block 52 and the key 27 is larger than the torsional force of the torsion spring 85, and the lifting shaft 70 cannot rotate reversely;

when the key 27 is completely separated from the intelligent lock cylinder cavity 25, the distance electromagnet 53 is just closed, the key 27 falls into the key storage cavity 14, at the moment, the slidable fixing block 52 moves outwards to reset under the action of the tensile force of the clamping extension spring 87, and meanwhile, the position sensor 81 senses the key 27 and sends a signal to enable the motor 22 to rotate reversely at regular time;

the motor 22 rotates reversely to drive the motor shaft 23 to rotate reversely so as to drive the drive bevel gear 35 to rotate reversely, so as to drive the storage box body 13 to move leftwards and reset, meanwhile, as the slidable fixing block 52 is loosened, the lifting shaft 70 rotates reversely under the action of the stored force of the torsion spring 85, and drives the lifting sleeve 69, the fixed box body 50, the slidable fixing block 52 and the key 27 to move downwards into the storage key cavity 14, when the storage box body 13 moves completely into the storage box body cavity 16, the motor 22 is just closed, the main gear electromagnet 33 and the induction electromagnet 48 are just closed, and the key is placed in the storage key cavity 14 at the moment, so that the movable door panel 15 can be opened from one side of the internal security door, and the key 27 can be taken out from the storage key cavity 14 in the storage box body;

the user can take the spare key out of the spare key storage after going home, enter the door through the spare key, and replace the spare key in the spare key storage after taking the key 27 out.

The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a can store burglary-resisting door device of forgetting to pull out key, includes the main tank body, its characterized in that: an intelligent lock cylinder is fixedly connected in the main box body, an intelligent lock cylinder cavity with a right opening is arranged in the intelligent lock cylinder, a key is connected in the intelligent lock cylinder cavity in a sliding fit manner, a storage box cavity which is communicated with the left and the right is arranged in the main box body and is positioned at the lower side of the intelligent lock cylinder, a resisting block sliding cavity is communicated and arranged at the lower side of the storage box cavity, a resisting block is connected in the resisting block sliding cavity in a sliding fit manner, a resisting block spring is fixedly connected between the lower end surface of the resisting block and the lower end wall of the resisting block sliding cavity, a rack transmission cavity is communicated and arranged at the lower side of the storage box cavity and at the right side of the resisting block sliding cavity, a lower side conveyor belt cavity extending leftwards is arranged at the lower side of the rack transmission cavity, a reversing cavity is arranged at the upper side of the left side of the lower side conveyor belt cavity and at, the upper end of the motor is fixedly connected with a motor shaft which extends upwards to penetrate through the lower side conveyor belt cavity to the rack transmission cavity, the upper end wall of the lower side conveyor belt cavity is connected with a driven pulley shaft which extends downwards to the lower side conveyor belt cavity and extends upwards to the reversing cavity in a rotating fit manner, the driven pulley shaft and the driving pulley are connected with a lower side conveyor belt in a power fit manner, the tail end of the upper side of the motor shaft is connected with a driving gear shaft sleeve in a spline fit manner, the outer end surface of the driving gear shaft sleeve is fixedly connected with a driving bevel gear, the lower end surface of the driving gear shaft sleeve is connected with a main gear electromagnet in a rotating fit manner, the inner end wall of the lower end wall of the rack transmission cavity is fixedly connected with an internal magnet which can correspond to the main gear electromagnet, and an electromagnet spring is fixedly connected between, the rack transmission device comprises a rack transmission cavity, a main gear electromagnet and a driven bevel gear, wherein a button capable of being abutted by the main gear electromagnet is fixedly connected to the lower end wall of the rack transmission cavity, a fixed shaft extending forwards into the rack transmission cavity is connected to the rear section of the rack transmission cavity in a rotating fit mode, the driven bevel gear capable of being meshed with the driving bevel gear is fixedly connected to the fixed shaft, and a rack transmission gear is fixedly connected to the rear side of the driven bevel gear and is located on the fixed shaft.

2. A security door system capable of storing a key left behind according to claim 1, wherein: deposit box intracavity sliding fit and be connected with and deposit the box, the lower terminal surface fixedly connected with of depositing the box can with rack gear meshing's rack, it upwards just opens the key chamber of depositing to be equipped with the opening in the box to deposit, deposit the lower end wall internal fixedly connected with position sensor in key chamber, the downside intercommunication of depositing the key chamber is equipped with the lift chamber, the downside in lift chamber is equipped with the drive pulley chamber that extends left, and the left upside that drives the drive pulley chamber is equipped with open bevel gear chamber, the right side in open bevel gear chamber with deposit intercommunication between the box body chamber, the upper end wall running fit in drive pulley chamber is connected with downwardly extending drive pulley intracavity and upwards extend to the slip bevel gear axle in open bevel gear chamber, the upper end wall in drive pulley chamber just is located the right side running fit in slip bevel gear axle is connected with downwardly extending to the drive pulley intracavity and upwards extend to the band pulley intracavity The lift axle of lift intracavity, the terminal fixedly connected with right side band pulley of downside of lift axle, the lower terminal surface of lift axle with fixedly connected with torsional spring between the lower extreme wall in drive pulley chamber, the terminal fixedly connected with left side band pulley of the end of registering down of slip bevel gear axle, left side band pulley with power fit is connected with transmission and transmission area between the band pulley of right side.

3. A security door system capable of storing a key left behind according to claim 2, wherein: the sliding bevel gear comprises a sliding bevel gear shaft, a sliding gear shaft sleeve is connected to the tail end of the upper side of the sliding bevel gear shaft in a spline fit mode, a sliding bevel gear is fixedly connected to the outer end face of the sliding gear shaft sleeve, an induction electromagnet is connected to the tail end of the lower side of the sliding gear shaft sleeve in a rotating fit mode, and a fixed magnet which can correspond to the induction electromagnet is fixedly connected to the inner portion of the lower end wall of the sliding bevel.

4. A security door system capable of storing a key left behind according to claim 2, wherein: the terminal screw-thread fit of upside of lift axle is connected with the lift sleeve, the fixed box of lift sleeve's up end fixedly connected with, be equipped with two front and back symmetries and the ascending fixed block sliding chamber of opening in the fixed box, the front end wall fixed connection in fixed block sliding chamber extends to backward the fixed block axle of fixed block sliding chamber rear end wall, the epaxial sliding fit of fixed block is connected with the slidable fixed block, fixed connection right side distance electro-magnet in the slidable fixed block, fixedly connected with contact pick-up in the fixed box, the outer terminal surface of slidable fixed block with fixedly connected with presss from both sides tight extension spring between the outer end wall of fixed block sliding chamber.

5. A security door system capable of storing a key left behind according to claim 1, wherein: the front side of the storage box body cavity is provided with a vertical conveyor belt cavity extending downwards, the front end wall of the storage box body cavity is connected with an upper side belt wheel shaft extending backwards into the storage box body cavity and extending forwards into the vertical conveyor belt cavity in a rotating fit manner, the rear end of the upper side belt wheel shaft is fixedly connected with a protruding bevel gear capable of being meshed with the sliding bevel gear, the front end wall of the vertical conveyor belt cavity is connected with a reversing shaft extending backwards into the reversing cavity in a rotating fit manner and positioned at the lower side of the upper side belt wheel shaft, the reversing shaft is fixedly connected with a lower side belt wheel and positioned in the vertical conveyor belt cavity, the front end of the upper side belt wheel shaft is fixedly connected with a right upper side belt wheel, the upper side belt wheel and the lower side belt wheel are connected with a right vertical conveyor belt in a power fit manner, and the rear end of the reversing shaft is fixedly connected, the tail end of the upper side of the driven pulley shaft is fixedly connected with a transmission bevel gear which can be meshed with the reversing bevel gear, an electromagnet pull rope is fixedly connected between the lower end face of the main gear electromagnet and the abutting block, the lower side of the storage box body cavity is communicated with a movable pin cavity with a left opening, and a movable door plate which extends upwards into the storage box body cavity is hinged to the lower end wall of the movable pin cavity.