CN220529586U

CN220529586U - Chemical storage cabinet

Info

Publication number: CN220529586U
Application number: CN202321959390.6U
Authority: CN
Inventors: 楼星融; 刘欢; 丁传柱
Original assignee: Misumi China Precision Machinery Trading Co ltd
Current assignee: Misumi China Precision Machinery Trading Co ltd
Priority date: 2023-07-24
Filing date: 2023-07-24
Publication date: 2024-02-27
Anticipated expiration: 2033-07-24

Abstract

The utility model aims to provide a chemical storage cabinet which can be used for achieving automatic unlocking under the conventional condition and mechanical unlocking under the emergency condition. The chemical storage cabinet comprises: the cabinet comprises a cabinet main body, a cabinet door and a locking device. Wherein the cabinet main body is provided with a storage chamber; the cabinet door is arranged corresponding to the opening of the storage cavity; the locking device comprises a lock cylinder and a control device, wherein the lock cylinder is arranged at the edge of the cabinet door, a locking groove formed by the lock cylinder is formed in the side wall of the storage cavity, the lock cylinder is in communication connection with the control device, and the lock cylinder is further provided with a mechanical lock hole for manual unlocking. The lock core is in communication connection with the control device and can receive control instructions of the control device to automatically lock and unlock. Particularly, the lock cylinder is also provided with a mechanical lock hole, and can be used for responding to manual unlocking of the mechanical lock hole, so that unlocking of the chemical storage cabinet can be completed under emergency conditions such as power failure or faults, and convenience of the electromagnetic lock and reliability of the mechanical lock are considered.

Description

Chemical storage cabinet

Technical Field

The utility model relates to the field of chemical storage, in particular to a chemical storage cabinet.

Background

Dangerous chemicals refer to highly toxic chemicals and other chemicals which have the properties of poisoning, corrosion, explosion, combustion supporting and the like and are harmful to human bodies, facilities and environment. The storage of dangerous chemicals is mainly divided into large-scale storage in factories and small-scale storage in laboratories or vending cabinets, wherein in the small-scale storage of dangerous chemicals, storage equipment such as a storage cabinet or a storage box is often adopted for storage, and the dangerous chemical storage equipment is often required to have the functions of fire prevention, explosion prevention and moisture prevention, so that the storage equipment is often required to be provided with locking devices, such as mechanical locks or electromagnetic locks, so that accidental leakage is avoided.

In the prior art, an electromagnetic lock or a mechanical lock is often adopted, and the mechanical lock needs to be manually opened and closed, so that the operation is inconvenient; the electromagnetic lock can be automatically opened and closed by receiving the control instruction, but when an emergency such as power failure occurs, the cabinet door can not be smoothly opened.

Disclosure of Invention

The utility model aims to provide a chemical storage cabinet which can be used for achieving automatic unlocking under the conventional condition and mechanical unlocking under the emergency condition.

The chemical storage cabinet comprises: the cabinet comprises a cabinet main body, a cabinet door and a locking device. Wherein the cabinet main body is provided with a storage chamber; the cabinet door is arranged corresponding to the opening of the storage cavity; the locking device comprises a lock cylinder and a control device, wherein the lock cylinder is arranged at the edge of the cabinet door, a locking groove formed by the lock cylinder is formed in the side wall of the storage cavity, the lock cylinder is in communication connection with the control device, and the lock cylinder is further provided with a mechanical lock hole for manual unlocking.

According to the technical scheme, the lock cylinder is in communication connection with the control device and can receive the control instruction of the control device to automatically lock and unlock, for example, the lock cylinder can pop up a lock tongue after receiving the locking instruction of the control device and extend into a locking groove to lock a cabinet door, and the lock tongue is retracted and unlocked after receiving the unlocking instruction of the control device. Particularly, the lock cylinder is also provided with a mechanical lock hole, and can be used for responding to manual unlocking of the mechanical lock hole, so that unlocking of the chemical storage cabinet can be completed under emergency conditions such as power failure or faults, and convenience of the electromagnetic lock and reliability of the mechanical lock are considered.

As the preferable technical scheme, the cabinet door is internally formed into a hollow cavity, the lock core of the locking device is arranged in the hollow cavity, and the mechanical lock hole is arranged in a mode of protruding out of the surface of the cabinet door.

According to this preferred technical scheme, cabinet door inside is formed into the fretwork chamber, and on the one hand the intensity of cabinet door can be guaranteed to staggered structure in the building cavity, and on the other hand, the setting of fretwork structure can also reduce the door body dead weight for the door body is lighter, and locking device sets up in the fretwork cavity of cabinet door, and consequently the power wire can directly link supporting structure in the fretwork cavity and receive locking device, can not expose at cabinet door surface, and safer to mechanical lockhole protrusion is then more convenient for the user to carry out manual unblock operation in cabinet door surface.

As the preferable technical scheme, the cabinet door comprises a first door body and a second door body which are opened in double, a closing gap is formed between two end faces, far away from the cabinet main body, of the first door body and the second door body at the closing position, an overlapping piece for covering the closing gap is formed on the outer surface of the first door body and/or the inner surface of the second door body, and the locking device comprises two lock cylinders which are respectively arranged on the upper edge and the lower edge of the first door body.

According to the preferred technical scheme, the friction generated when the double door body is opened and closed is lower than that generated when the sliding door body is opened and closed, the opening and closing are convenient, and the upper locking device and the lower locking device are respectively arranged on the two cabinet doors, so that double locking can be realized, and the tightness of the cabinet doors when the cabinet doors are closed is improved.

As a preferred technical solution, the chemical storage cabinet further comprises: one end of the wire penetrates through the surface of the cabinet door, the other end of the wire penetrates through the hollow tube on the surface of the cabinet body, and the wire is arranged in the hollow tube.

According to the preferred technical scheme, as the cabinet door and the cabinet main body are required to be normally opened and closed, the connecting wires between the locking device and the lock cylinder are easy to damage in frequent bending, and the damaged wires are exposed to the air to generate electric sparks, so that the accident risk is greatly increased. Therefore, through setting up the hollow tube, can avoid the in-process bending wire of cabinet door switching, the protection wire also can play simultaneously with the effect of separating between wire and the storing cavity.

As the preferable technical scheme, hollow tube one end is articulated with the cabinet door, and the other end is connected in the spacing inslot of cabinet main part, and can follow the spacing inslot and remove.

According to this preferred technical scheme, when the cabinet door is closed, the hollow tube is located the spacing inslot and keeps away from the one end of cabinet door, and be close to the lateral wall of electrical room and be in folded condition, when the cabinet door is opened, the hollow tube removes to the one end that is close to the cabinet door in the spacing inslot, the hollow tube becomes braced state by folded condition, the cabinet door is rotatory to be opened, when the hollow tube is located the one end that is close to the cabinet door, the hollow tube supports in the lateral wall of cabinet door and cabinet main part, the cabinet door can't continue to open, consequently, can play spacing effect, avoid the cabinet door to open when excessively overturning and collide with adjacent cabinet or other objects, thereby reduce the cabinet door and collide with the impact and produce the risk of ignition source.

As a preferred technical solution, the cabinet main body further includes: an electric chamber of an electric appliance is arranged at the upper end of the cabinet main body, a safety fence is arranged between the electric chamber and the storage chamber, the safety fence is provided with two layers of explosion-proof steel plates which are arranged in parallel, and fireproof cotton is filled between the explosion-proof steel plates.

According to the preferred technical scheme, the safety fence is further arranged between the electric room and the storage cavity, the safety fence is two layers of explosion-proof steel plates which are arranged in parallel and are filled with fireproof cotton, so that the electric room and the storage cavity can be further isolated, even when the electric box of the electric room fails in isolation, the electric room and the storage cavity can be prevented from being directly communicated, and the safety of the chemical storage cabinet is improved.

As a preferred technical solution, the control device is placed in the electric room, and the wires between the locking device and the control device pass through the hollow tube.

According to the preferred technical scheme, the control device is arranged in the electric room, and the lead wires between the locking device and the control device penetrate through the hollow tube, so that all electric elements of the locking device can be separated from the storage chamber, and the safety of the chemical storage cabinet is further improved.

As the preferable technical scheme, the side wall of the electric room is provided with a wire guide, the locking device also comprises an external power supply, and a wire between the control device and the external power supply passes through the wire guide.

According to the preferred technical scheme, an external power supply can adopt an electric appliance with lower explosion-proof level, the cost is saved, wires between the external power supply and the electric appliance do not need to pass through the storage cavity, the electric element and the storage cavity can be isolated to the greatest extent, and the risks of fire, explosion and the like caused by electric sparks generated by the electric element are avoided.

As the preferable technical scheme, the locking device further comprises a power supply, the control device and the power supply are arranged in the electric room, and the control device and the power supply are intrinsic safety type electric appliances.

According to the technical scheme, the control device and the power supply are integrated in the electric room, so that the structure of the storage cabinet is more centralized and compact, the safety risk that an electric appliance is directly arranged outside the electric room is avoided, and the intrinsic safety type electric appliance cannot generate electric sparks, so that the electric cabinet has better explosion-proof safety performance.

Drawings

FIG. 1 is a schematic view of the overall structure of a chemical storage cabinet provided by an embodiment of the utility model;

fig. 2 is a schematic structural view of a lock cylinder inside a cabinet door of the locking device according to the embodiment of the present utility model;

FIG. 3 is a front view of a chemical storage cabinet provided by an embodiment of the present utility model;

fig. 4 is a schematic partial structure of a chemical storage cabinet according to an embodiment of the present utility model.

Description of the reference numerals

1-a cabinet main body; 11-a storage chamber; 12-bearing plates; 13-locking grooves; 2-a cabinet door; 21-a door body; 22-panel; 23-a first door body; 231-a first overlapping sheet; 24-a second door; 241-second overlapping sheet; 3-a lock cylinder; 31-a mechanical lock hole; 32-a lock tongue; 4-an electric room; 41-limit grooves; 41 a-closed end; 41 b-an open end; 42-wire guide; 5-a security barrier; 6-hollow tube.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, are intended to fall within the scope of the present utility model.

It should be noted that, in the description of the present utility model, terms such as "upper", "lower", "front", "rear", and the like, indicating positional relationships are based on directions or positional relationships shown in the drawings, wherein "front" refers to a direction toward a user and "rear" refers to a direction away from the user, merely for the convenience of those skilled in the art to more intuitively understand the present utility model, and do not indicate or imply that a device or component must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

First embodiment

Fig. 1 is a schematic view of the overall structure of a chemical storage cabinet according to the present embodiment. As shown in fig. 1, fig. 1 is a schematic overall structure of a chemical storage cabinet provided in this embodiment, and as shown in fig. 1, the chemical storage cabinet includes: the cabinet comprises a cabinet main body 1, a cabinet door 2 and a locking device 3.

In this embodiment, the cabinet body 1 is illustrated by a cabinet body in fig. 1, where the cabinet body 1 may be a cuboid structure having a storage chamber 11 therein, and the storage chamber 11 is divided by a bearing plate 12 to form a multi-layer storage grid, preferably, the bearing plate 12 may be an explosion-proof steel plate filled with fireproof cotton, the storage chamber 11 is a semi-closed cavity, and the front (a surface facing a user) has an open opening, so that the user can conveniently access the articles in the storage chamber 11.

The cabinet door 2 is arranged corresponding to the opening of the storage chamber 11, and the cabinet door 2 can be any door body capable of controlling the opening and closing of the opening of the storage chamber 11, for example, a double-opening door body, a sliding door body, a single-leaf roll-over door body and the like, and the door body of the cabinet door 2 is generally made of metal materials, but the cabinet door 2 made of other materials also belongs to the protection scope of the utility model. Preferably, taking fig. 1 as an example, the cabinet door 2 may include a door main body 21 and a panel 22, where the door main body 21 is an explosion-proof steel plate with a certain thickness, and a hollow cavity with a supporting framework is formed inside the door main body, and fireproof cotton can be filled in the hollow cavity, so that the strength of the door body is ensured, and meanwhile, the dead weight of the door body is reduced, so that the door body is lighter. In addition, in order to make the cabinet door 2 more beautiful, a layer of panels 22 is generally further covered on the front and rear surfaces of the door body 21.

Fig. 2 is a schematic structural view of a lock cylinder of the locking device according to the present embodiment. As seen in fig. 1 and 2, the locking device includes a lock cylinder 3, a control device (not shown) and a power supply (not shown), where the power supply may be integrally formed with the control device, or may be set as two independent electrical appliances, and the power supply may also be an external power supply selectively set outside the chemical storage cabinet, where the lock cylinder 3 of the locking device may be a commercially available lock cylinder, where the lock cylinder 3 is illustrated by a lock tongue 32 telescopic lock cylinder 3, the lock cylinder 3 may be set at an edge of the cabinet door 2, and the lock cylinder 3 stretches out and draws back the lock tongue 32 from an edge of the door body, and a locking slot 13 into which the lock tongue 32 enters is formed on an inner wall of the storage chamber 11 corresponding to the lock cylinder 3, and particularly, in this embodiment, the lock cylinder 3 is in communication connection with the control device, and is capable of receiving a control instruction of the control device to automatically lock and unlock, i.e., after receiving a locking instruction of the control device, the lock tongue 32 stretches into the locking slot 13, and after receiving an unlocking instruction of the control device, the lock tongue 32 retracts to unlock. Meanwhile, the lock cylinder 3 is further provided with a mechanical lock hole 31, and can be unlocked manually in response to the mechanical lock hole 31, so that unlocking of the chemical storage cabinet can be completed under emergency situations such as power failure or faults. Preferably, the lock cylinder 3 of the locking device may be built into the hollow cavity of the cabinet door 2, and the mechanical lock hole 31 is arranged in a manner protruding from the surface of the cabinet door 2. In this embodiment, locking device sets up in the fretwork intracavity of cabinet door 2, consequently power wire can be at fretwork intracavity lug connection locking device, can not expose at cabinet door 2 surface, and mechanical lockhole 31 protrusion is in cabinet door 2 surface then more be convenient for the user carry out manual unblock operation.

In some preferred embodiments, as shown in fig. 1, the cabinet door 2 is a first door body 23 and a second door body 24 that are opened in two, in the closed position, a closed gap is formed between two end surfaces of the first door body 23 and the second door body 24 away from the cabinet main body 1, an outer surface of the first door body 23 and/or an inner surface of the second door body 24 is formed with an overlapping piece (a first overlapping piece 231 and/or a second overlapping piece 241) that covers the closed gap, where the case that the cabinet door is provided with the first overlapping piece 231 and the second overlapping piece 241 at the same time is illustrated, the panel 22 of the outer surface of the first door body 23 may be directly extended to form the first overlapping piece 231, further preferably, the panel 22 of the inner surface of the second door body 24 may also be extended to form the second overlapping piece 241, when the cabinet door 2 is closed, then the first door body 24 is required to be closed, at this time, the first overlapping piece 231 covers a side of the closed gap facing the user, and the second overlapping piece 241 covers a side of the closed gap facing the user, so that both ends of the closed gap can be covered at the same time, and sealing effect of the cabinet door 2 can be improved. In this regard, the locking device may include two lock cylinders 3 respectively disposed at an upper edge and a lower edge of the first door body 23, and the first overlapping piece 231 and the second overlapping piece 241 are tightly pressed against each other, so that the locking device may achieve a stable locking effect only by locking the first door body 23, and may further cooperate with the overlapping piece to improve the tightness of the door 2 when the door is closed.

Second embodiment

A second embodiment of the utility model provides a more specific construction of a chemical storage cabinet. Fig. 3 is a front view of the chemical storage cabinet provided in this embodiment. As shown in fig. 3. The chemical storage cabinet further comprises an electric chamber 4, the electric chamber 4 is integrally provided with a sealing box body (for example, an explosion-proof electric box can be selected), the opening of the electric chamber 4 is arranged at the top of the cabinet main body 1, so that the electric chamber 4 is sealed and isolated from the storage chamber 11 below, further, a safety fence 5 is arranged between the electric chamber 4 and the storage chamber 11, the safety fence 5 is two layers of explosion-proof steel plates which are arranged in parallel and are filled with fireproof cotton, the electric chamber 4 and the storage chamber 11 can be further isolated, and even when the electric box is isolated and fails, the direct communication between the electric chamber 4 and the storage chamber 11 can be avoided, so that the safety of the chemical storage cabinet is improved.

The control device and the power supply of the locking device can be integrally arranged in the electric room 4 or can be used as independent electric elements, and in some preferred embodiments, the control device and the power supply are arranged in the electric room 4, and the control device and the power supply are intrinsic safety type electric appliances, so that the intrinsic safety type electric appliances can not generate electric sparks and have better explosion-proof safety performance. In other preferred embodiments, the front side wall and the left side wall and the right side wall of the electric room 4 are provided with openings for wires to pass through, for example, in some embodiments, the front side wall of the electric room 4 is provided with a limit groove 41, wires in the cabinet door 2 can enter the electric room 4 through the opening of the front side wall of the electric room 4, and the wires in the electric room 4 are directly led out of the cabinet body 1 from the wire holes 42 of the left side wall and the right side wall to be grounded, so that the locking device can also adopt an external power source, and the wires between the control device and the external power source pass through the wire holes 42. The external power supply can adopt the lower electrical apparatus of explosion-proof grade, practices thrift the cost, and wire between the two need not to pass storing cavity 11, can keep apart electrical component and storing cavity 11 to the maximum extent, avoids danger such as conflagration, explosion that the electric spark that produces by electrical component arouses.

Fig. 4 is a schematic partial structure of the chemical storage cabinet provided in the present embodiment. As seen in fig. 1, 3 and 4, a hollow tube 6 is further disposed between the cabinet door 2 and the cabinet body 1 of the chemical storage cabinet, the hollow tube 6 may be a tubular structure with a through passage as desired, for example, may be a hollow circular tube structure as shown in fig. 1, or may be any other shape such as a hollow cone, a hollow square tube, etc. all suitable for the present utility model, one end of the hollow tube 6 passes through the inner surface of the cabinet door 2, the other end passes through the front side wall of the cabinet body 1, a wire can pass through the inside of the hollow tube 6 to electrically connect the cabinet door 2 and the cabinet body 1, preferably, a connection wire between the control device and the lock core 3 passes through the hollow tube 6, enters the electric chamber 4 from the limit groove 41, is connected with the control device in the electric chamber 4, and can avoid bending the wire in the process of opening and closing the cabinet door 2, protects the wire, and can also play a role of separating the wire from the storage chamber 11.

When the cabinet door 2 is closed, the hollow tube 6 is positioned at the closed end 41a and is close to the side wall of the electric room 4, when the cabinet door 2 is opened, the hollow tube 6 moves towards the open end 41b in the limit groove 41, the hollow tube 6 becomes a supporting state from the folding state, the cabinet door 2 is rotated to be opened, when the hollow tube 6 is positioned at the open end 41b, the hollow tube 6 is supported on the side wall of the cabinet door 2 and the electric room 4, the cabinet door 2 cannot be continuously opened, the included angle between the inner surface of the cabinet door 2 and the surface of the limit groove 41 is 60-100 DEG, so that the limiting effect can be achieved, and the phenomenon that the cabinet door 2 is excessively overturned to collide with an adjacent storage cabinet or other object is avoided when the cabinet door 2 is opened, so that the risk of collision of an ignition source is generated when the cabinet door 2 collides with the impact is reduced.

Those of ordinary skill in the art will appreciate that in the various embodiments described above, numerous technical details are set forth in order to provide a better understanding of the present application. However, the technical solutions claimed in the claims of the present application can be basically implemented without these technical details and various changes and modifications based on the above embodiments. Accordingly, in actual practice, various changes may be made in the form and details of the above-described embodiments without departing from the spirit and scope of the utility model.

Claims

1. A chemical storage cabinet, comprising:

a cabinet body having a storage chamber;

the cabinet door is arranged corresponding to the opening of the storage cavity;

the locking device comprises a lock cylinder and a control device, wherein the lock cylinder is arranged at the edge of the cabinet door, a locking groove formed by the lock cylinder is formed in the side wall of the storage cavity, the lock cylinder is in communication connection with the control device, and the lock cylinder is further provided with a mechanical lock hole for manual unlocking.

2. The chemical storage cabinet according to claim 1, wherein the cabinet door is internally formed into a hollow cavity, the lock core of the locking device is internally arranged in the hollow cavity, and the mechanical lock hole is arranged in a manner protruding out of the surface of the cabinet door.

3. A chemical storage cabinet according to claim 1, wherein the cabinet door comprises a first door body and a second door body which are double-opened, a closing gap is formed between two end faces of the first door body and the second door body which are far away from the cabinet body in a closing position, an overlapping piece covering the closing gap is formed on the outer surface of the first door body and/or the inner surface of the second door body, and the locking device comprises two lock cylinders which are respectively arranged on the upper edge and the lower edge of the first door body.

4. A chemical storage cabinet according to any one of claims 1-3, further comprising:

one end of the hollow pipe penetrates through the surface of the cabinet door, the other end of the hollow pipe penetrates through the surface of the cabinet main body, and the lead is arranged in the hollow pipe.

5. A chemical storage cabinet according to claim 4, wherein one end of the hollow tube is hinged to the cabinet door, and the other end is connected to the limiting groove of the cabinet body and is movable along the limiting groove.

6. The chemical storage cabinet of claim 5, wherein the cabinet body further comprises:

the electric room the upper end of cabinet main part just embeds electrical apparatus, the electric room with be provided with the safety fence between the storing cavity, the safety fence has two-layer parallel arrangement's explosion-proof steel sheet, and has the flame proof cotton between the explosion-proof steel sheet.

7. A chemical storage chest according to claim 6, wherein the control device is placed in the electrical chamber, and a wire between the locking device and the control device passes through the hollow tube.

8. The chemical storage cabinet of claim 7, wherein the sidewall of the electrical chamber is provided with a wire guide, the locking device further comprising an external power source, and a wire between the control device and the external power source passes through the wire guide.

9. The chemical storage cabinet of claim 6, wherein the locking device further comprises a power source, the control device and the power source are both disposed within the electrical chamber, and the control device and the power source are both intrinsically safe electrical appliances.