CN113944377A - Emergency door opening device and method for article storage cabinet - Google Patents
Emergency door opening device and method for article storage cabinet Download PDFInfo
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- CN113944377A CN113944377A CN202111157192.3A CN202111157192A CN113944377A CN 113944377 A CN113944377 A CN 113944377A CN 202111157192 A CN202111157192 A CN 202111157192A CN 113944377 A CN113944377 A CN 113944377A
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- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000002955 isolation Methods 0.000 claims abstract description 49
- 238000005491 wire drawing Methods 0.000 claims description 22
- 238000003780 insertion Methods 0.000 claims description 10
- 230000037431 insertion Effects 0.000 claims description 10
- 238000009434 installation Methods 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 238000000926 separation method Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 3
- 230000002349 favourable effect Effects 0.000 description 3
- 238000004804 winding Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000007726 management method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000739 chaotic effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B53/00—Operation or control of locks by mechanical transmissions, e.g. from a distance
- E05B53/003—Operation or control of locks by mechanical transmissions, e.g. from a distance flexible
- E05B53/005—Bowden
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B17/00—Accessories in connection with locks
- E05B17/22—Means for operating or controlling lock or fastening device accessories, i.e. other than the fastening members, e.g. switches, indicators
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B19/00—Keys; Accessories therefor
- E05B19/20—Skeleton keys; Devices for picking locks; Other devices for similar purposes ; Means to open locks not otherwise provided for, e.g. lock pullers
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B47/0001—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof
- E05B47/0002—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof with electromagnets
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B47/06—Controlling mechanically-operated bolts by electro-magnetically-operated detents
- E05B47/0607—Controlling mechanically-operated bolts by electro-magnetically-operated detents the detent moving pivotally or rotatively
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B63/00—Locks or fastenings with special structural characteristics
- E05B63/14—Arrangement of several locks or locks with several bolts, e.g. arranged one behind the other
- E05B63/143—Arrangement of several locks, e.g. in parallel or series, on one or more wings
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B65/00—Locks or fastenings for special use
- E05B65/44—Locks or fastenings for special use for furniture
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B2047/0084—Key or electric means; Emergency release
- E05B2047/0086—Emergency release, e.g. key or electromagnet
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Lock And Its Accessories (AREA)
Abstract
The application discloses emergent door opener and method of article cabinet, the device includes: the lock frame is arranged inside the cabinet body along the height direction of the cabinet body; the electromagnetic locks are distributed in the lock frame along the vertical direction, each electromagnetic lock is correspondingly locked with the electromagnetic lock catch on the corresponding cabinet door one by one, and each electromagnetic lock is provided with an electromagnetic lock emergency pull rod which penetrates through the electromagnetic lock shell and extends out of the electromagnetic lock shell; the emergency stay wire assembly is arranged at the top of the cabinet body and comprises a plurality of electromagnetic lock emergency stay wire heads which are transversely arranged, a plurality of electromagnetic lock emergency stay wires and a plurality of isolation holes for the single electromagnetic lock emergency stay wire to pass through; the emergency stay wire of each electromagnetic lock has one end connected with an emergency stay wire head of the electromagnetic lock, the other end passes through an isolation hole and then is fixed with the tail end of an emergency stay rod of the electromagnetic lock, and the tail end moves upwards under the traction of the emergency stay wire of the electromagnetic lock to trigger the unlocking of the electromagnetic lock. The emergency unlocking device can control the emergency unlocking of a single or a plurality of electromagnetic locks, and is simple in structure and convenient to unlock.
Description
Technical Field
The invention relates to the technical field of article storage cabinets, in particular to an emergency door opening device and method for an article storage cabinet.
Background
Article cabinet is a cabinet that can hold article, for example express delivery cabinet, filing cabinet etc. generally includes the cabinet body and cabinet door, and the internal portion of cabinet is equipped with a plurality of mutually independent storage chambeies, and every storage chamber can correspond an independent cabinet door, locks the cabinet door with the electromagnetic lock on every cabinet door, controls opening of electromagnetic lock through controlgear. However, when the control device is accidentally disabled or the electromagnetic locks are failed, the control device cannot control the opening of each electromagnetic lock, so that the cabinet door cannot be opened.
To the situation of above-mentioned control inefficacy, need set up an emergent door opener to the cabinet for when the cabinet door lock of cabinet leaded to it to open under the condition that the accident became invalid, can open through emergent door opener, then maintain or change to the part that has the problem, make the cabinet resume normal work.
The applicant discloses in patent CN112167843A an emergency opening device for filing cabinets. As shown in fig. 1 and 2, fig. 1 is a schematic diagram of an unused state of the electromagnetic lock emergency opening device 5, and fig. 2 is a schematic diagram of a used state of the electromagnetic lock emergency opening device 5. When the emergent wire drawing head 53 of pulling, emergent wire drawing head 53 can drive emergent wire drawing 54 for emergent wire drawing 54 upwards stimulates emergent clamp plate 51, emergent clamp plate 51 clockwise rotation, makes emergent clamp plate 51's one end rebound, and emergent clamp plate 51's the other end rebound, emergent clamp plate 51's the other end can extrude the emergent pole 32 of electromagnetic lock downwards, thereby makes former electromagnetic lock 3 open. The emergency pressure plate spring 55 is used to provide a downward pulling force to the emergency pressure plate 51 so that the emergency pressure plate 51 can be reset. This structure need be with the help of emergent clamp plate 51, and emergent clamp plate 51 extrudees the emergent pole 32 of electromagnetic lock downwards and makes electromagnetic lock 3 open, and the structure is complicated relatively, and the maintenance cost is higher. The same problem also exists in other emergency door opening devices in the prior art.
Accordingly, there remains a need for an improved emergency door opener in an item storage bin.
Disclosure of Invention
The invention aims to provide an emergency door opening device and method for an article storage cabinet, which aim to solve the problems in the technical background.
In order to achieve the purpose, the invention adopts the following technical scheme:
the first aspect of the application provides an emergency door opening device for an article storage cabinet, wherein the article storage cabinet comprises a cabinet body, a plurality of independent unit cells are arranged in the cabinet body from top to bottom, each unit cell corresponds to a cabinet door, and each cabinet door is provided with an electromagnetic lock catch; emergent door opener includes:
the lock frame is arranged inside the cabinet body along the height direction of the cabinet body;
the electromagnetic locks are distributed in the lock frame along the vertical direction, each electromagnetic lock is correspondingly locked with the electromagnetic lock catch on the corresponding cabinet door one by one, and each electromagnetic lock is provided with an electromagnetic lock emergency pull rod which penetrates out of the electromagnetic lock shell and extends out of the electromagnetic lock shell;
the emergency stay wire assembly is arranged at the top of the cabinet body and comprises a plurality of electromagnetic lock emergency stay wires which are transversely arranged, a plurality of electromagnetic lock emergency stay wires and a plurality of isolation holes for the single electromagnetic lock emergency stay wire to pass through, and the isolation holes are isolated from each other; the emergency stay wire of each electromagnetic lock is connected with one emergency stay wire head of the electromagnetic lock, the other end of the emergency stay wire of each electromagnetic lock is fixed with the tail end of an emergency stay rod of the electromagnetic lock after passing through an isolation hole, and the tail end of the emergency stay rod of the electromagnetic lock is moved upwards under the traction of the emergency stay wire of the electromagnetic lock to trigger the unlocking of the electromagnetic lock.
Preferably, the electromagnetic lock is detachably connected with the lock frame.
Preferably, the lock frame is in a column shape, the upper end of the lock frame is open, and the opening is communicated to the top of the cabinet body.
Preferably, the tail end of the electromagnetic lock emergency pull rod of any electromagnetic lock is correspondingly arranged with an electromagnetic lock emergency pull wire head through an electromagnetic lock emergency pull wire.
Preferably, the power line of the electromagnetic lock penetrates out of the top opening of the cabinet body along the inner wall of the lock frame.
Preferably, the number of the electromagnetic lock emergency wire drawing heads is the same as that of the isolation holes, and one electromagnetic lock emergency wire drawing head corresponds to one isolation hole.
Preferably, the number of the isolation holes is the same as the number of the electromagnetic locks arranged on the lock frame, and one isolation hole corresponds to one electromagnetic lock mounting position.
Preferably, the emergency pull wire assembly further comprises: the horizontal end of the L-shaped plate is fixedly arranged at the top of the cabinet body, a plurality of electromagnetic lock emergency wire drawing heads are transversely arranged on the upper surface of the L-shaped plate, the electromagnetic lock emergency wire drawing heads are cylindrical, and a plurality of isolation holes are uniformly arranged at the vertical end of the L-shaped plate in a penetrating mode at equal intervals along the length direction of the L-shaped plate; one end of each electromagnetic lock emergency stay wire is wound on the electromagnetic lock emergency stay wire head, and the other end of each electromagnetic lock emergency stay wire penetrates through the isolation hole and extends into the lock frame from the top of the cabinet body to be fixed with the tail end of an electromagnetic lock emergency pull rod.
More preferably, the isolation holes are strip-shaped holes, and the length direction of the strip-shaped holes is consistent with the height direction of the vertical end of the L-shaped plate.
More preferably, the emergency pull wire assembly further comprises: the horizontal supporting plate is arranged below the L-shaped plate, a plurality of penetrating wire holes are formed in the surface of the horizontal supporting plate and along the length direction of the L-shaped plate, each wire hole corresponds to an electromagnetic lock installation position in the lock frame, and the other end of each electromagnetic lock emergency pull wire penetrates through a separation hole in the L-shaped plate and penetrates through the wire hole in the horizontal supporting plate, so that the top of the cabinet body stretches into the lock frame and is fixed with the tail end of an electromagnetic lock emergency pull rod.
Further, the emergency pull wire assembly further comprises: the horizontal supporting plate is connected above the fixed seat, and the horizontal supporting plate is installed at the top of the cabinet body through the fixed seat.
Furthermore, the wire hole on the horizontal supporting plate is over against the upper end opening of the lock frame.
Preferably, the emergency door opening device further comprises: and the intelligent control module is electrically connected with each electromagnetic lock.
More preferably, the emergency door opening device further comprises: and each cabinet door is provided with a digital display tube, and the digital display tubes are electrically connected with the intelligent control module and used for prompting the opening and closing state of the electromagnetic lock.
Preferably, the emergency door opening device further comprises: the emergency bracing wire assembly is located in the groove, and the groove is sealed by the upper cover.
More preferably, the upper cover is detachably coupled to the groove.
More preferably, the upper cover is provided with a mechanical lock.
Preferably, the emergency door opening device further comprises:
the rear door is arranged at the rear side of the cabinet body of the article storage cabinet, and a rear door lock is arranged on the rear door;
the emergency holes are formed in the side wall, facing the rear door, of the lock frame, and each emergency hole is opposite to the tail end of one electromagnetic lock emergency pull rod;
the emergency pry bar is used for being inserted into the emergency hole, and the tail end of the emergency pull rod of the electromagnetic lock is lifted to unlock the electromagnetic lock.
More preferably, the rear door is a double-door rear door.
More preferably, the emergency lever is a straight bar.
More preferably, the outer end of the emergency pry bar movably penetrates through an emergency hole in the side wall of the lock frame and is exposed out of the tail end of the electromagnetic lock emergency pull rod of the electromagnetic lock corresponding to the emergency hole.
More preferably, the outer end of the emergency pry bar is also provided with a hand-held handle.
More preferably, the insertion end of the emergency pry bar extends to the position below the tail end of the electromagnetic lock emergency pull rod.
In a preferred embodiment, the electromagnetic lock comprises: the electromagnetic lock comprises an electromagnetic lock shell, and a clamping hook, a stop block, an electromagnet and a torsion spring which are arranged in the electromagnetic lock shell;
one side of the electromagnetic lock shell is provided with a notch into which an electromagnetic lock catch on the cabinet door is inserted;
the clamping hook is rotatably connected in the electromagnetic lock shell through a first rotating shaft, a first clamping groove is formed in the clamping hook, and a short arm and a long arm are respectively arranged on two sides of the first clamping groove;
the stop block is rotatably connected into the electromagnetic lock shell through a second rotating shaft, and a second clamping groove is formed in the stop block; one end of the stop block, which is far away from the clamping hook, is connected with the electromagnetic lock emergency pull rod, and the electromagnetic lock emergency pull rod penetrates out of the electromagnetic lock shell and extends out of the electromagnetic lock shell;
the electromagnetic lock emergency pull rod is characterized in that the electromagnet is connected with an external power supply through a wire, one end of the electromagnet is provided with a connecting rod, a through hole is formed in the connecting rod, the connecting rod is sleeved on the electromagnetic lock emergency pull rod through the through hole, and a reset spring for driving the electromagnet to reset is further sleeved on the connecting rod;
one end of the torsion spring is connected with the electromagnetic lock shell, and the other end of the torsion spring is connected with the clamping hook;
when the lock is closed, the electromagnetic lock catch on the cabinet door passes through the notch of the electromagnetic lock shell to be clamped with the first clamping groove of the clamping hook, and the end part of the long arm of the clamping hook is clamped in the second clamping groove of the stop block; when the electromagnetic lock is unlocked, the second clamping groove of the stop block is separated from the long arm of the clamping hook, the clamping hook resets under the action of the torsion spring, and the electromagnetic lock catch is ejected out of the notch.
The second aspect of the present application provides an emergency door opening method for an article storage cabinet, to which the emergency door opening device for an article storage cabinet described in the first aspect of the present application is applied, the method including:
arranging the lock frame inside the cabinet body of the article storage cabinet along the height direction of the cabinet body;
a plurality of electromagnetic lock emergency stay wire heads are transversely arranged at the top of the cabinet body, and an electromagnetic lock emergency stay wire is fixed on each electromagnetic lock emergency stay wire head;
after the free end of each electromagnetic lock emergency pull wire passes through an isolation hole, the free end of each electromagnetic lock emergency pull wire extends into the lock frame from the top of the cabinet body and is fixedly connected to the tail end of an electromagnetic lock emergency pull rod of an electromagnetic lock, each electromagnetic lock emergency pull wire corresponds to one electromagnetic lock, and the electromagnetic lock emergency pull wires passing through the isolation holes are parallel to each other and are isolated from each other;
the emergent wire drawing head of the appointed electromagnetic lock of manual pulling in cabinet body top, the emergent wire drawing head of electromagnetic lock drives rather than the emergent wire drawing rebound of fixed electromagnetic lock, and then drives the emergent one end upward movement of the emergent pull rod of electromagnetic lock on the electromagnetic lock that this emergent wire drawing of electromagnetic lock corresponds for this electromagnetic lock unblock.
Preferably, the top of the cabinet body is further provided with a plurality of wire holes, each wire hole corresponds to one isolation hole, and each wire hole corresponds to one electromagnetic lock installation position, and the method further includes:
the free end of each electromagnetic lock emergency pull wire penetrates through an isolation hole respectively and then penetrates through a corresponding wire hole, and then extends into the lock frame from the opening in the top of the cabinet body and is fixedly connected with the tail end of an electromagnetic lock emergency pull rod.
Preferably, the emergency door opening device further comprises: the rear door is arranged on the rear side of the cabinet body of the article storage cabinet, a rear door lock is arranged on the rear door, a plurality of emergency holes capable of being movably inserted into an emergency pry bar are formed in the side wall, facing the rear door, of the lock frame, and each emergency hole is opposite to the tail end of one electromagnetic lock emergency pull rod; the method further comprises the following steps:
unlocking a rear door lock of the cabinet body, and opening the rear door;
inserting an emergency pry bar into the emergency hole, wherein the insertion end of the emergency pry bar extends to the position below the tail end of the electromagnetic lock emergency pull rod opposite to the emergency hole;
and adjusting one end of the emergency pry bar, which is exposed out of the emergency hole, so that the insertion end of the emergency pry bar lifts up the tail end of the emergency pull rod of the electromagnetic lock, and the electromagnetic lock is unlocked.
Compared with the prior art, the technical scheme of the invention has the following beneficial effects:
1) the emergency door opener of this application, with the emergent pull rod extension of electromagnetic lock, make it wear out the electromagnetic lock casing and extend to the electromagnetic lock casing outside, this application is emergent on the emergent pull rod of electromagnetic lock that is being extended in the electromagnetic lock casing outside with the emergent directness of acting as go-between of electromagnetic lock, has simplified the structure, has simple structure, unblock convenience, the characteristics of being convenient for maintain.
2) The emergency door opener adopts the mode that a single electromagnetic lock is pulled for emergency to control one electromagnetic lock independently, realizes independent control over each electromagnetic lock, can manually unlock the single or multiple electromagnetic locks in case of failure, and has the characteristics of singleness and targeted control.
3) Emergent stay wire of the fixed electromagnetic lock of the emergent stay wire head of every electromagnetic lock in this application, and emergent stay wire of electromagnetic lock has carried out the isolation one by one through the isolation hole, is favorable to discerning the emergent stay wire of the electromagnetic lock that the electromagnetic lock of which one deck of the cabinet body corresponds, and the setting up of isolation hole makes emergent stay wire of each electromagnetic lock difficult winding together in addition, has convenient to use and difficult wearing and tearing, long service life's characteristics.
4) The application also discloses emergent door opener can include the back door, reserves a plurality of emergent holes on the lateral wall of lock frame orientation back door, and every emergent hole corresponds the tail end of the emergent pull rod of an electromagnetic lock. When the emergent acting as go-between of electromagnetic lock breaks or drops, can open the back door of the cabinet body, will meet an urgent need the stick insertion emergency hole, thereby lift up the tail end of the emergent pull rod of electromagnetic lock and realize emergent opening the door.
5) The article cabinet of emergent door opener of this application is installed in the cooperation, can carry out manual unblock through emergent door opener when electromagnetic lock breaks down unable automatically controlled unblock, and the emergent door opener of this application sets up in the cabinet body top of article cabinet and the internal portion of cabinet's lock frame, and the installation is hidden, does not influence the whole aesthetic property of article cabinet, has convenient to use, is convenient for maintain and the pleasing to the eye characteristics of appearance.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application. In the drawings:
FIG. 1 is a schematic structural view of a prior application filing cabinet emergency door opener in a non-use state;
FIG. 2 is a schematic view of the prior art document cabinet emergency door opener in use;
FIG. 3 is a front view of an article storage bin incorporating the emergency door opening device of the present application;
fig. 4 is a perspective view of an article storage cabinet to which the emergency door opening device of the present application is applied;
FIG. 5 is an enlarged fragmentary view of portion A (emergency line assembly) of FIG. 4;
fig. 6 is a schematic structural view of the emergency door opener of the present application in an unused state;
fig. 7 is a schematic structural diagram of the emergency door opener of the present application in a use state;
FIG. 8 is a schematic diagram of an electromagnetic lock in the locked state according to the preferred embodiment of the present application;
FIG. 9 is a schematic structural diagram of an electromagnetic lock in an unlocked state in accordance with a preferred embodiment of the present application;
FIG. 10 is a schematic structural view of the article storage cabinet according to the preferred embodiment of the present application in a state where the rear door is opened;
FIG. 11 is another schematic view of the article storage cabinet according to the preferred embodiment of the present application in an open state of the rear door (exposing the internal structure of the locking frame);
fig. 12 is a partially enlarged view of a portion B in fig. 11.
Illustration of the drawings:
1. a cabinet body; 11. a cabinet door; 12. an upper cover; 13. a rear door;
2. an emergency door opener; 21. a lock frame; 22. an emergency pull wire assembly; 2201. an electromagnetic lock emergency wire drawing head; 2202. an electromagnetic lock emergency pull wire; 2203. an L-shaped plate; 2204. an isolation hole; 2205. a horizontal support plate; 2206. a wire hole; 2207. a fixed seat; 23. a digital display tube; 24. a mechanical lock; 25. a rear door lock; 26. an emergency hole; 27. an emergency crowbar;
3. an original electromagnetic lock; 32. an electromagnetic lock emergency lever;
4. locking an electromagnetic lock;
5. an electromagnetic lock emergency opening device; 51. emergency pressing plate; 52. an emergency pressing plate rotating shaft; 53. emergency wire drawing heads; 54. emergency pull lines; 55. an emergency pressure plate spring;
6. an electromagnetic lock; 61. an electromagnetic lock emergency pull rod; 62. a connecting rod; 63. a hook; 6301. a first card slot; 64. a first rotating shaft; 65. a stopper block; 6501. a second card slot; 66. a second rotating shaft; 67. a torsion spring; 68. an electromagnet; 69. a return spring.
Detailed Description
In order to make the objects, technical solutions and effects of the present invention clearer and clearer, the present invention is further described in detail below with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the above-described drawings are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order, it being understood that the data so used may be interchanged under appropriate circumstances. Furthermore, the terms "comprises," "comprising," and any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
The first embodiment is as follows:
the utility model provides an emergent door opener of article cabinet is applied to in the article cabinet. Fig. 3 and 4 show an exemplary structure of an article storage cabinet. As shown in fig. 3 and 4, an article storage cabinet comprises a cabinet body 1, a plurality of independent cells are arranged inside the cabinet body 1 from top to bottom, each cell is a storage cavity, each cell is located on the front surface of the cabinet body 1 and is provided with a storage cavity opening, each cell corresponds to one cabinet door 11 and is used for sealing the storage cavity opening, and each cabinet door 11 is provided with an electromagnetic lock catch 4.
The emergency door opening device of the present embodiment includes a lock frame 21, a plurality of electromagnetic locks 6, and an emergency cable assembly 22.
Wherein, the lock frame 21 is disposed inside the cabinet body 1 along the height direction of the cabinet body 1, for example, it may be disposed on a side wall inside the cabinet body 1, or, as in the article storage cabinet exemplified in fig. 3 and fig. 4, the lock frame 21 may also be disposed in the center inside the cabinet body 1, the storage cavity on each layer of the cabinet body 1 is divided into two cells on the left and right, each cell corresponds to one cabinet door 11, that is, the lock frame 21 divides the cabinet body 1 into two cells distributed vertically. The lock frame 21 is in a column shape, and the upper end thereof is open and communicated to the top of the cabinet body 1. A plurality of electromagnetic locks 6 are distributed in the lock frame 21 along the vertical direction, an electromagnetic lock emergency pull rod 61 penetrating out of the electromagnetic lock shell and extending out of the electromagnetic lock shell is arranged on each electromagnetic lock 6, and each electromagnetic lock 6 is locked with the corresponding electromagnetic lock catch 4 on the cabinet door 1 one by one. The power line of the electromagnetic lock 6 penetrates out of the top opening of the cabinet body 1 along the inner wall of the lock frame 21. A plurality of electromagnetic locks 6 can be dismantled with this lock frame 21 and be connected to can take out electromagnetic lock 6 when electromagnetic lock 6 breaks down, then change electromagnetic lock 6, simultaneously, also make things convenient for the installation of electromagnetic lock 6.
The emergency stay wire assembly 22 is arranged at the top of the cabinet body 1 and comprises a plurality of electromagnetic lock emergency stay wire heads 2201 which are transversely arranged, a plurality of electromagnetic lock emergency stay wires 2202 and a plurality of isolation holes 2204 through which the single electromagnetic lock emergency stay wire 2202 passes, wherein the isolation holes 2204 are isolated from each other. One end of each electromagnetic lock emergency stay 2202 is connected with one electromagnetic lock emergency stay head 2201, and the other end of each electromagnetic lock emergency stay 2202 passes through an isolation hole 2204 and then is fixed with the tail end of the electromagnetic lock emergency stay 61 of one electromagnetic lock 6. The tail end of the electromagnetic lock emergency pull rod 61 moves upwards under the traction of the electromagnetic lock emergency pull wire 2202, the electromagnetic lock 6 is triggered to be unlocked, and the corresponding cabinet door 11 can be opened.
Specifically, referring to fig. 5, the emergency bracing wire assembly 22 further includes an L-shaped plate 2203 and a horizontal support plate 2205. The fixed setting in of L shaped plate 2203's horizontal end in the top of the cabinet body 1, it is a plurality of that its upper surface transversely has arranged the emergent wire drawing head 2201 of electromagnetic lock, the emergent wire drawing head 2201 of electromagnetic lock is cylindricly, the vertical end of L shaped plate 2203 evenly runs through along its length direction equidistance and is provided with a plurality of isolation hole 2204, isolation hole 2204 is the bar hole, the length direction in bar hole with the direction of height of the vertical end of L shaped plate 2203 is unanimous. The horizontal support plate 2205 is arranged below the L-shaped plate 2203, and a plurality of penetrating line holes 2206 are formed in the surface of the horizontal support plate 2205 along the length direction of the L-shaped plate 2203. The number of the electromagnetic lock emergency stay wire heads 2201 is the same as that of the isolation holes 2204, and the number of the isolation holes 2204 is the same as that of the wire holes 2206, that is, each electromagnetic lock emergency stay wire head 2201 corresponds to one electromagnetic lock emergency stay wire 2202, and each electromagnetic lock emergency stay wire 2202 corresponds to one isolation hole 2204 and one wire hole 2206. The wire holes 2206 on the horizontal supporting plate 2205 are opposite to the upper end opening of the lock frame 21, and each wire hole 2206 corresponds to an electromagnetic lock mounting position in the lock frame 21. Each electromagnetic lock emergency stay 2202 corresponds to one electromagnetic lock 6. One end of each electromagnetic lock emergency stay 2202 is wound on an electromagnetic lock emergency stay wire head 2201, and the other end of each electromagnetic lock emergency stay wire 2202 passes through an isolation hole 2204 right opposite to the electromagnetic lock emergency stay wire head 2201 and then passes through a wire hole 2206 on a horizontal supporting plate 2205 corresponding to the isolation hole 2204, and extends into the lock frame 21 from the top of the cabinet body 1 and is fixedly connected with the tail end of an electromagnetic lock emergency stay 61 on an electromagnetic lock installation position corresponding to the wire hole 2206. After passing through the isolation hole 2204, the electromagnetic lock emergency stay wires 2202 are isolated from each other; after passing through the wire holes 2206, the electromagnetic lock emergency pull wires 2202 are parallel to each other. In this embodiment, the emergent stay wire 2202 of a fixed electromagnetic lock of the emergent stay wire head 2201 of every electromagnetic lock, and carry out the one-to-one isolation with the emergent stay wire 2202 of electromagnetic lock through keeping apart hole 2204, be convenient for concentrate unified management each electromagnetic lock 6 emergent unblank, be favorable to the discernment be the emergent stay wire 2202 of the electromagnetic lock that the electromagnetic lock 6 of which one deck of the cabinet body 1 corresponds, and the setting of keeping apart hole 2204 makes the emergent stay wire 2202 of each electromagnetic lock difficult winding together, have convenient to use and difficult wearing and tearing, long service life's characteristics.
In a preferred embodiment, the emergency bracing wire assembly 22 further includes a fixing seat 2207, the horizontal supporting plate 2205 is connected above the fixing seat 2207, and the horizontal supporting plate 2205 is mounted on the top of the cabinet 1 through the fixing seat 2207.
In a preferred embodiment, the emergency door opener of this embodiment further includes an intelligent control module (not shown in the figure), and the intelligent control module is electrically connected to each of the electromagnetic locks 6. In this embodiment, mutual independence between each electromagnetic lock 6, through the opening of the steerable single cabinet door 11 of intelligent control module (for example, intelligent computer or smart mobile phone), avoided a plurality of cabinet door 11 to open simultaneously and caused the chaotic phenomenon of management. When the electromagnetic lock 6 breaks down, and the intelligent control module can not control the electromagnetic lock 6 to be opened, the emergency door opener of the embodiment can control the designated cabinet door 11 to be opened, so that the phenomenon that the cabinet body 1 is damaged to take out articles is avoided.
In a preferred embodiment, the emergency door opener further includes a plurality of digital display tubes 23, each cabinet door 11 is provided with one digital display tube 23, each digital display tube 23 is electrically connected to the intelligent control module, and is used for prompting the opening and closing state of the electromagnetic lock 6 on the cabinet layer where the digital display tube 23 is located, and when the electromagnetic lock 6 is opened or not closed, the digital display tubes 23 can prompt.
Fig. 6 is a schematic structural view of the emergency door opener of the present application in an unused state; fig. 7 is a schematic structural diagram of the emergency door opener of the present application in a use state.
With reference to fig. 6 and 7, when the electronic control unlocking mechanism of the article storage cabinet of the present application is electrically controlled and cannot be unlocked, the article storage cabinet can be manually unlocked through the emergency door opener, and the specific operations are as follows:
at the emergent line head 2201 of the appointed electromagnetic lock of the manual pulling in cabinet body 1 top, emergent line head 2201 of the electromagnetic lock drives the emergent line 2202 rebound that acts as go-between rather than fixed electromagnetic lock, and then drives the tail end rebound of the emergent pull rod 61 of the electromagnetic lock on the electromagnetic lock 6 that it corresponds for the unblock of this electromagnetic lock 6.
Fig. 8 and 9 are schematic diagrams showing the internal structure of the electromagnetic lock 6 of a preferred embodiment. FIG. 8 is a schematic structural diagram of the electromagnetic lock 6 in the locked state according to the preferred embodiment; fig. 9 is a schematic structural view of the electromagnetic lock 6 in the unlocked state.
As shown in fig. 8 and 9, the electromagnetic lock 6 includes: the electromagnetic lock comprises an electromagnetic lock shell, and a hook 63, a stop block 65, an electromagnet 68 and a torsion spring 67 which are arranged in the electromagnetic lock shell. One side of the electromagnetic lock shell is provided with a notch for inserting the electromagnetic lock catch 4 on the cabinet door 1. The hook 63 is rotatably connected to the inside of the electromagnetic lock housing through a first rotating shaft 64, a first clamping groove 6301 is arranged on the hook 63, and a short arm and a long arm are respectively arranged on two sides of the first clamping groove 6301. The stop block 65 is rotatably connected in the electromagnetic lock housing through a second rotating shaft 66, and a second clamping groove 6501 is formed in the stop block 65. One end, far away from the clamping hook 63, of the stop block 65 is connected with the electromagnetic lock emergency pull rod 61, and the electromagnetic lock emergency pull rod 61 penetrates out of the electromagnetic lock shell and extends out of the electromagnetic lock shell. This application is with the emergent pull rod 61 extension of electromagnetic lock, surpasss the electromagnetic lock body, more makes things convenient for the emergent 2202 of acting as go-between of electromagnetic lock to stretch into the one end of lock frame 21 in the outside of electromagnetic lock casing at the tail end that the emergent pull rod 61 of electromagnetic lock stretches out the electromagnetic lock casing, is difficult for like this to cause wearing and tearing, and simple to operate. The one end of electro-magnet 68 is equipped with connecting rod 62, be equipped with the perforation on the connecting rod 62, connecting rod 62 passes through the perforation cover is located on the emergent pull rod 61 of electromagnetic lock, still overlap on the connecting rod 62 and be equipped with the reset spring 69 that drives electro-magnet 68 and reset. One end of the torsion spring 67 is connected with the electromagnetic lock shell, and the other end of the torsion spring 67 is connected with the clamping hook 63.
When the cabinet door 1 is closed, the electromagnetic lock catch 4 on the cabinet door 1 is pushed by external force to insert the first clamping groove 6301 of the clamping hook 63 along the notch, so as to push the long arm of the clamping hook 63, and further to enable the clamping hook 63 to rotate clockwise around the first rotating shaft 64. When the long arm of the hook 63 moves to the second slot 6501 of the stop block 65, the end of the long arm of the hook 63 is clamped in the second slot 6501 of the stop block 65, and the hook 63 is stopped by the stop block 65. The state at this time is shown in fig. 8.
It should be noted that the structure of the electromagnetic lock 6 is merely an example, the electromagnetic lock 6 in the present application may be an electromagnetic lock sold in the market, the present application does not limit the structure of the electromagnetic lock 6, and any electromagnetic lock capable of realizing an emergency unlocking function may be applied to the emergency door opening device in the present application.
Example two:
referring to fig. 4, compared with the first embodiment, the emergency door opener 2 of the present embodiment further includes an upper cover 12 disposed on the top of the cabinet 1, and the upper cover 12 is provided with a mechanical lock 24.
Specifically, a groove is formed in the top of the cabinet body 1 of the article storage cabinet of the embodiment, and the emergency stay wire assembly 22 is located in the groove. The upper cover 12 seals the groove, and the upper cover 12 is detachably connected with the groove.
In this embodiment, in a state where the electromagnetic lock 6 is not in failure, the upper cover 12 of the article storage cabinet is always in a closed state; when the electromagnetic lock 6 breaks down, the upper cover 12 of the article storage cabinet can be opened through the mechanical lock 24, and the specified electromagnetic lock emergency pull wire head 2201 is manually pulled at the top of the cabinet body 1 to drive the electromagnetic lock emergency pull wire 2202 fixed with the electromagnetic lock emergency pull wire head to move upwards, so that the corresponding electromagnetic lock 6 is unlocked.
This embodiment sets up upper cover 12 at cabinet body 1 top, sets up mechanical lock 24 on upper cover 12, and only the appointed staff of authorization just can carry out the emergent operation of opening the door, can avoid other people to open cabinet door 11 and lead to the phenomenon appearance that article lost through emergent door opener 2.
Example three:
in consideration of the fact that the electromagnetic lock emergency stay wire arranged in the lock frame may be aged and broken or fall off after being used for a long time, the embodiment further provides an alternative scheme on the basis of the first embodiment or the second embodiment to ensure that the emergency unlocking of the article storage cabinet can be rapidly realized under various accidental conditions.
Specifically, referring to fig. 10 to 12, the emergency door opener of the present embodiment further includes the following components:
the rear door 13 is arranged at the rear side of the cabinet body 1 of the article storage cabinet, and a rear door lock 25 is arranged on the rear door 13; the rear door 13 is preferably a rear door with a left door and a right door;
a plurality of emergency holes 26, which are arranged on the side wall of the lock frame 21 facing the rear door 13, wherein each emergency hole 26 is opposite to the tail end of one electromagnetic lock emergency pull rod 61;
the emergency pry bar 27 is used for being inserted into the emergency hole 26, the emergency pry bar 27 is preferably a straight bar, one end of the emergency pry bar 27 extends into the lock frame 21 and serves as an insertion end, and the other end of the emergency pry bar 27 is left outside the emergency hole 26 of the lock frame 21 and serves as a handheld end; the insertion end of the emergency pry bar 27 can extend to the position below the tail end of the electromagnetic lock emergency pull rod 61, and the tail end is lifted to unlock the electromagnetic lock 6; when the outer end of the emergency pry bar 27 movably penetrates through the emergency hole 26 on the side wall of the lock frame 21, the emergency hole 26 can expose the tail end of the electromagnetic lock emergency pull rod 61 of the corresponding electromagnetic lock 6.
In a preferred embodiment, the outer end of the emergency pry bar 27 is further provided with a handheld handle, so that the emergency pry bar 27 can be held by a worker conveniently to perform emergency unlocking operation of the electromagnetic lock.
When the emergent 2202 of acting as go-between of electromagnetic lock above-mentioned unexpected problem appears and results in can not realizing the emergent unblock of electromagnetic lock through the emergent 2202 of manual pulling electromagnetic lock in cabinet body top, the staff can carry out following operation:
1) unlocking a rear door lock 25 of the cabinet body 1 and opening the rear door 13;
2) inserting an emergency pry bar 27 into the emergency hole 26, wherein the insertion end of the emergency pry bar 27 extends to the position below the tail end of the electromagnetic lock emergency pull rod 61 opposite to the emergency hole 26;
3) and adjusting one end of the emergency pry bar 27 exposed out of the emergency hole 26, so that the insertion end of the emergency pry bar 27 lifts the tail end of the electromagnetic lock emergency pull rod 61, and the electromagnetic lock 6 is unlocked.
To sum up, the application discloses emergent door opener and method of article storage cabinet, with the emergent pull rod extension of electromagnetic lock, make it wear out the electromagnetic lock casing is and extend to outside the electromagnetic lock casing, this application is on the emergent head of acting as go-between of electronic lock at cabinet body top with the emergent one end of acting as go-between of electromagnetic lock, and the other end passes direct system after an isolation hole and extends in the tail end of the emergent pull rod of electromagnetic lock outside the electromagnetic lock casing, has simplified emergent door opener's structure, has simple structure, the convenient characteristics of unblock. The emergency door opener adopts the mode that a single electromagnetic lock is pulled for emergency to control one electromagnetic lock independently, realizes independent control over each electromagnetic lock, can manually unlock the single or multiple electromagnetic locks in case of failure, and has the characteristics of singleness and targeted control. Emergent stay wire of the fixed electromagnetic lock of the emergent stay wire head of every electromagnetic lock in this application to emergent stay wire of electromagnetic lock has carried out the isolation one by one through the isolation hole, is favorable to discerning the emergent stay wire of the electromagnetic lock that the electromagnetic lock of which one deck of the cabinet body corresponds, and the setting up of isolation hole makes emergent stay wire of each electromagnetic lock difficult winding together in addition, has convenient to use and difficult wearing and tearing, long service life's characteristics. The emergency door opener further comprises an electromagnetic lock emergency pull wire fracture or alternative scheme for emergency door opening under a separation state, namely a back door is arranged, a plurality of emergency holes are reserved in the side wall of the lock frame facing the back door, and each emergency hole corresponds to the tail end of one electromagnetic lock emergency pull rod. When the emergent unexpected circumstances such as fracture appears or drop of acting as go-between of electromagnetic lock, can open the back door of the cabinet body, insert emergent hole with emergent crow bar, thereby lift up the tail end of the emergent pull rod of electromagnetic lock and realize emergent opening the door. In addition, the article cabinet of installing the emergent door opener of this application in the cooperation can realize manual unblock through emergent door opener when the unable automatically controlled unblock of electromagnetic lock breaking down, and the emergent door opener of this application sets up in the cabinet body top of article cabinet and the internal portion of cabinet's lock frame, and the installation is hidden, does not influence the whole aesthetic property of article cabinet, has convenient to use, is convenient for maintain and the pleasing to the eye characteristics of appearance.
The embodiments of the present invention have been described in detail, but the embodiments are merely examples, and the present invention is not limited to the embodiments described above. Any equivalent modifications and substitutions to those skilled in the art are also within the scope of the present invention. Accordingly, equivalent changes and modifications made without departing from the spirit and scope of the present invention should be covered by the present invention.
Claims (10)
1. An emergency door opening device for an article storage cabinet comprises a cabinet body, wherein a plurality of independent cells are arranged in the cabinet body from top to bottom, each cell corresponds to a cabinet door, and each cabinet door is provided with an electromagnetic lock catch; its characterized in that, emergent door opener includes:
the lock frame is arranged inside the cabinet body along the height direction of the cabinet body;
the electromagnetic locks are distributed in the lock frame along the vertical direction, each electromagnetic lock is correspondingly locked with the electromagnetic lock catch on the corresponding cabinet door one by one, and each electromagnetic lock is provided with an electromagnetic lock emergency pull rod which penetrates out of the electromagnetic lock shell and extends out of the electromagnetic lock shell;
the emergency stay wire assembly is arranged at the top of the cabinet body and comprises a plurality of electromagnetic lock emergency stay wires which are transversely arranged, a plurality of electromagnetic lock emergency stay wires and a plurality of isolation holes for the single electromagnetic lock emergency stay wire to pass through, and the isolation holes are isolated from each other; the emergency stay wire of each electromagnetic lock is connected with one emergency stay wire head of the electromagnetic lock, the other end of the emergency stay wire of each electromagnetic lock is fixed with the tail end of an emergency stay rod of the electromagnetic lock after passing through an isolation hole, and the tail end of the emergency stay rod of the electromagnetic lock is moved upwards under the traction of the emergency stay wire of the electromagnetic lock to trigger the unlocking of the electromagnetic lock.
2. The emergency door opener according to claim 1, wherein the tail end of the emergency pull rod of the electromagnetic lock of any electromagnetic lock is disposed corresponding to an emergency pull head of the electromagnetic lock through an emergency pull wire of the electromagnetic lock.
3. The emergency door opening device for the article storage cabinet according to claim 1, wherein the number of the electromagnetic lock emergency wire pulling heads is the same as the number of the isolation holes, and one electromagnetic lock emergency wire pulling head corresponds to one isolation hole; the number of the isolation holes is the same as that of the electromagnetic locks arranged on the lock frame, and one isolation hole corresponds to one electromagnetic lock mounting position.
4. The emergency door opener of an article storage cabinet of claim 1, wherein the emergency cable assembly further comprises: the horizontal end of the L-shaped plate is fixedly arranged at the top of the cabinet body, a plurality of electromagnetic lock emergency wire drawing heads are transversely arranged on the upper surface of the L-shaped plate, the electromagnetic lock emergency wire drawing heads are cylindrical, and a plurality of isolation holes are uniformly arranged at the vertical end of the L-shaped plate in a penetrating mode at equal intervals along the length direction of the L-shaped plate; one end of each electromagnetic lock emergency stay wire is wound on the electromagnetic lock emergency stay wire head, and the other end of each electromagnetic lock emergency stay wire penetrates through the isolation hole and extends into the lock frame from the top of the cabinet body to be fixed with the tail end of an electromagnetic lock emergency pull rod.
5. The emergency door opener of an article storage cabinet of claim 4, wherein the emergency cable assembly further comprises: the horizontal supporting plate is arranged below the L-shaped plate, a plurality of penetrating wire holes are formed in the surface of the horizontal supporting plate and along the length direction of the L-shaped plate, each wire hole corresponds to an electromagnetic lock installation position in the lock frame, and the other end of each electromagnetic lock emergency pull wire penetrates through a separation hole in the L-shaped plate and penetrates through the wire hole in the horizontal supporting plate, so that the top of the cabinet body stretches into the lock frame and is fixed with the tail end of an electromagnetic lock emergency pull rod.
6. The emergency door opener for an article storage cabinet of claim 1, further comprising: locate the upper cover at cabinet body top and locate the mechanical lock of upper cover, the top of the cabinet body is equipped with the recess, emergent subassembly of acting as go-between is located in the recess, the upper cover is sealed the recess.
7. The emergency door opener for an article storage cabinet of claim 1, further comprising:
the rear door is arranged at the rear side of the cabinet body of the article storage cabinet, and a rear door lock is arranged on the rear door;
the emergency holes are formed in the side wall, facing the rear door, of the lock frame, and each emergency hole is opposite to the tail end of one electromagnetic lock emergency pull rod;
the emergency pry bar is used for being inserted into the emergency hole, and the tail end of the emergency pull rod of the electromagnetic lock is lifted to unlock the electromagnetic lock.
8. An emergency door opening method for an article storage cabinet, which is applied to the emergency door opening device for the article storage cabinet as claimed in any one of claims 1 to 7, and is characterized by comprising the following steps:
arranging the lock frame inside the cabinet body of the article storage cabinet along the height direction of the cabinet body;
a plurality of electromagnetic lock emergency stay wire heads are transversely arranged at the top of the cabinet body, and an electromagnetic lock emergency stay wire is fixed on each electromagnetic lock emergency stay wire head;
after the free end of each electromagnetic lock emergency pull wire passes through an isolation hole, the free end of each electromagnetic lock emergency pull wire extends into the lock frame from the top of the cabinet body and is fixedly connected to the tail end of an electromagnetic lock emergency pull rod of an electromagnetic lock, each electromagnetic lock emergency pull wire corresponds to one electromagnetic lock, and the electromagnetic lock emergency pull wires passing through the isolation holes are parallel to each other and are isolated from each other;
the emergent wire drawing head of the appointed electromagnetic lock of manual pulling in cabinet body top, the emergent wire drawing head of electromagnetic lock drives rather than the emergent wire drawing rebound of fixed electromagnetic lock, and then drives the emergent one end upward movement of the emergent pull rod of electromagnetic lock on the electromagnetic lock that this emergent wire drawing of electromagnetic lock corresponds for this electromagnetic lock unblock.
9. The emergency door opening method for the article storage cabinet according to claim 8, wherein a plurality of wire holes are further formed in the top of the cabinet body, each wire hole corresponds to one isolation hole, and each wire hole corresponds to one electromagnetic lock mounting position, and the method further comprises:
the free end of each electromagnetic lock emergency pull wire penetrates through an isolation hole respectively and then penetrates through a corresponding wire hole, and then extends into the lock frame from the opening in the top of the cabinet body and is fixedly connected with the tail end of an electromagnetic lock emergency pull rod.
10. The emergency door opening method for the article storage cabinet according to claim 8, wherein the emergency door opening device further comprises: the rear door is arranged on the rear side of the cabinet body of the article storage cabinet, a rear door lock is arranged on the rear door, a plurality of emergency holes capable of being movably inserted into an emergency pry bar are formed in the side wall, facing the rear door, of the lock frame, and each emergency hole is opposite to the tail end of one electromagnetic lock emergency pull rod; the method further comprises the following steps:
unlocking a rear door lock of the cabinet body, and opening the rear door;
inserting an emergency pry bar into the emergency hole, wherein the insertion end of the emergency pry bar extends to the position below the tail end of the electromagnetic lock emergency pull rod opposite to the emergency hole;
and adjusting one end of the emergency pry bar, which is exposed out of the emergency hole, so that the insertion end of the emergency pry bar lifts up the tail end of the emergency pull rod of the electromagnetic lock, and the electromagnetic lock is unlocked.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111157192.3A CN113944377B (en) | 2021-09-30 | 2021-09-30 | Emergency door opening device and method for article storage cabinet |
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| CN202111157192.3A CN113944377B (en) | 2021-09-30 | 2021-09-30 | Emergency door opening device and method for article storage cabinet |
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Cited By (1)
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|---|---|---|---|---|
| CN114532748A (en) * | 2022-02-15 | 2022-05-27 | 江西中盾安保科技有限公司 | Intelligent protective equipment cabinet |
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| CN113944377B (en) | 2024-01-23 |
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