CN220529583U

CN220529583U - Chemical storage cabinet

Info

Publication number: CN220529583U
Application number: CN202321955451.1U
Authority: CN
Inventors: 丁传柱; 楼星融; 虞栋
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 discharge static electricity of a human body without depending on an additionally arranged static electricity guiding device. The chemical storage cabinet comprises: the cabinet comprises a cabinet main body, a cabinet door, a metal door handle and a wire. Wherein the cabinet main body is provided with a storage chamber; the cabinet door is arranged corresponding to the opening of the storage cavity, and the surface of the cabinet door is covered with an insulating anti-corrosion layer; the metal door handle comprises a holding part and a fixing part, the fixing part of the metal door handle penetrates through the insulating anti-corrosion layer to be fixedly arranged with the cabinet door, one end of a wire is connected to the fixing part penetrating through the insulating anti-corrosion layer, and the other end of the wire is connected to the grounding end of the cabinet body. The metal door handle is held by a human hand, static electricity is transferred to the metal door handle by the human hand, and is conducted to the lead through the insulating anti-corrosion layer by the fixing part of the metal door handle, and is transferred to the grounding end of the cabinet main body by the lead, so that static electricity can be conducted out to a human body before the chemical storage cabinet is opened every time.

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, wherein for some flammable and explosive dangerous chemicals, ignition sources in the space communicated with the chemical storage cabinet are required to be particularly avoided.

Common ignition sources are open flame, chemical reaction heat, heat radiation, high temperature surfaces, friction and impact. The static electricity generated by friction can be carried by human body or clothes, and is difficult to avoid, and a grounded static electricity guiding ball is often required to be arranged for discharging.

Disclosure of Invention

The utility model aims to provide a chemical storage cabinet which can discharge static electricity of a human body without depending on an additionally arranged static electricity guiding device.

The chemical storage cabinet comprises: the cabinet comprises a cabinet main body, a cabinet door, a metal door handle and a wire. Wherein the cabinet main body is provided with a storage chamber; the cabinet door is arranged corresponding to the opening of the storage cavity, and the surface of the cabinet door is covered with an insulating anti-corrosion layer; the metal door handle comprises a holding part and a fixing part, the fixing part of the metal door handle penetrates through the insulating anti-corrosion layer to be fixedly arranged with the cabinet door, one end of a wire is connected to the fixing part penetrating through the insulating anti-corrosion layer, and the other end of the wire is connected to the grounding end of the cabinet body.

According to the technical scheme of the utility model, the metal door handle is gripped by a human hand, static electricity is transferred to the metal door handle by the human hand, and is conducted to the lead through the insulating anti-corrosion layer by the fixing part of the metal door handle, and is transferred to the grounding end of the cabinet main body by the lead, so that static electricity can be led out of a human body before the chemical storage cabinet is opened each time, fire or explosion caused by the ignition source with enough energy formed by the accumulation of the static electricity of the human body can be better avoided, and static electricity can be led out by depending on the structure of the chemical storage cabinet, and an electrostatic lead-out device is not required to be additionally arranged, so that the structure is simple and more convenient.

As a preferred solution, the fixing portion of the metal door handle is covered with an insulating anti-corrosion layer, and at least part of the hand grip portion of the metal door handle is not covered with the insulating anti-corrosion layer.

According to the preferable technical scheme, the insulating anti-corrosion layer is also arranged at the position of the hand holding part of the metal door handle, so that the corrosion of the metal door handle can be avoided while the static electricity conducting performance of the metal door handle is ensured.

As the preferable technical scheme, the fixing part and the cabinet door surface are formed with corresponding penetrating fixing holes, and the fixing part further comprises metal screws used for being matched and screwed with the fixing holes.

According to the preferred technical scheme, the screw for fixing the metal door handle is directly used as a conductor, so that the screw passes through the fixing holes of the metal door handle and the cabinet door to be screwed and fastened, the metal door handle and the cabinet door can be electrically connected, parts are saved, and the structure is compact.

As the preferable technical scheme, the fixing part is rectangular, and four fixing holes are respectively formed at the corresponding positions of the four corners and the surface of the cabinet door.

According to the preferred technical scheme, the fixing portion is rectangular, and the fixing portion is screwed and fixed through four fixing holes in four corners of the fixing portion, so that stability of a fixing structure of the metal door handle and the cabinet door can be improved.

As a preferred technical scheme, the cabinet door comprises a door main body with a hollow cavity and a panel covered on the outer surface of the door main body, wherein the tip of the metal screw is arranged in a manner of penetrating through the panel, and one end of the wire is connected with the tip of the metal screw.

According to the preferred technical scheme, the screws are directly utilized to penetrate through the panel of the cabinet door, so that the connection structure of the grounding lead of the chemical storage cabinet is simplified, meanwhile, the lead is better arranged in the hollowed-out cavity and is not easy to damage, and the structure of the chemical storage cabinet is compact.

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

According to this preferred technical scheme, because the cabinet door often needs to remove in the switching, often can make the connecting wire between cabinet door and the cabinet main part buckle repeatedly and lead to damaging, causes danger, and the internal surface of cabinet door is passed to this hollow tube one end, and the lateral wall of the electric room of cabinet main part is passed to the other end, and the wire can pass by this hollow tube inside, is connected metal door handle and cabinet main part electricity, can also protect the wire, avoids the repetition of wire to be bent.

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 is in folded condition, and when the cabinet door was opened, the hollow tube was removed to the one end that is close to the cabinet door in the spacing inslot, and the hollow tube becomes braced state by folded condition, and when the hollow tube was located the one end that is close to the cabinet door, the hollow tube was supported between cabinet door and cabinet main part, and the cabinet door can't continue to open, consequently can play spacing effect, avoid the cabinet door to open when excessively overturns and collide with other objects.

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, through the arrangement of the mounting fence, the electric room and the storage cavity can be further isolated, even when the electric box is isolated and fails, 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 the preferable technical scheme, the limit groove is formed in the front side wall of the electric chamber, and the other end of the hollow pipe is arranged in the limit groove in a mode of penetrating through the side wall of the electric chamber.

According to this preferred embodiment, the wire connected to the metal door handle can be electrically connected to the electric room through the hollow tube, so that static electricity at the metal door handle can be guided to the electric room and grounded together via the grounding wire of the electric room, and routing of the grounding wire can be simplified.

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 view of the back structure of a metal door handle according to an embodiment of the present utility model;

FIG. 3 is a schematic view of the structure of an electrical chamber of a chemical storage cabinet provided by an embodiment of the 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; 2-a cabinet door; 21-a door body; 22-panel; 3-a metal door handle; 31-a hand grip; 32-a fixing part; 33-mounting surface of cabinet door; 34-fixing holes; 4-an electric room; 41-limit grooves; 41 a-closed end; 41 b-an open end; 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.

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: a cabinet main body 1, a cabinet door 2 and a metal door handle 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 tube 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 disposed corresponding to the opening of the storage chamber 11, and the cabinet door 2 may 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, etc., and the door body is generally made of metal, but the cabinet door 2 made of other materials also belongs to the protection scope of the present 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 covered on the front and rear surfaces of the door main body 21, and in order to protect the cabinet door 2 itself and metals in parts of the cabinet door 2 from corrosion, an insulating anti-corrosion paint is sprayed on the surface of the cabinet door 2 to form an insulating anti-corrosion layer (not shown).

The metal door handle 3 includes a holding portion 31 and a fixing portion 32, the holding portion 31 is disposed toward the user for holding by the hand, and the fixing portion 32 is disposed at an end of the metal door handle 3 away from the user and has a fixing portion 32 fixed to the cabinet door 2, particularly, in this embodiment, the fixing portion 32 of the metal door handle 3 is fixedly disposed with the cabinet door 2 in a manner of penetrating through an insulating and corrosion-preventing layer, specifically, the insulating and corrosion-preventing layer can cover surfaces of all cabinet doors 2 except for the fixing position of the metal door handle 3, thus not only ensuring the insulating and corrosion-preventing effect on the cabinet door 2, but also enabling the metal door handle 3 to be in direct contact with the cabinet door 2 through the fixing portion 32. Preferably, the insulating and corrosion-preventing layer is also sprayed on the position of the hand-holding part 31 of the metal door handle 3, so that the corrosion of the metal door handle 3 is avoided while the static electricity conducting performance of the metal door handle 3 is ensured.

In this embodiment, the electrostatic discharge path in the chemical storage cabinet is: the metal door handle 3 is gripped by a human hand, static electricity is transferred to the metal door handle 3 by the human hand, and is conducted to a wire through the insulating anti-corrosion layer by the fixing portion 32 of the metal door handle 3, and is transferred to a grounding end (not shown) of the cabinet body 1 via the wire, and the grounding end may be a grounded conductor structure, or a grounding wire inside the cabinet body 1, which is not limited herein, thereby completing static electricity derivation of a human body. Can all carry out static to the human body before opening chemical storage cabinet at every turn and derive, can avoid human static accumulation and form the ignition source and initiate conflagration or explosion better to can rely on the structure of chemical storage cabinet self to carry out static and derive, need not to set up static in addition and derive device, simple structure is also more convenient.

Fig. 2 is a schematic view of the back structure of the metal door handle according to the present embodiment. As can be seen from fig. 1 and 2, the fixing portion 32 of the metal door handle 3 of the chemical storage cabinet according to the present embodiment may have a rectangular closed cavity structure, and has a handle mounting surface (a surface facing a user) and a cabinet door mounting surface 33 (i.e., a rear surface of the metal door handle 3), the hand grip portion 31 is formed as a hidden handle, and is mounted on the handle mounting surface in an embedded manner, the cabinet door mounting surface 33 is attached to the cabinet door 2, and a fixing hole 34 corresponding to the through hole is formed, so that the fixing portion can be screwed and mounted through the cabinet door mounting surface 33 and the cabinet door 2 surface by using a metal screw (not shown), preferably four fixing holes 34 are formed at four corners of the cabinet door mounting surface 33 of the fixing portion 32, respectively, so that stability of the fixing structure of the metal door handle 3 and the cabinet door 2 can be improved.

In this embodiment, based on the structure of the metal door handle 3, the screw head of the metal screw can be disposed in the cavity of the fixing portion 32, so that after the metal door handle 3 is mounted, the outer surface of the fixing portion 32 of the metal door handle 3 is directly painted, the screw head of the screw is not required to be additionally spaced for painting, and the outer surface of the metal door handle 3 can be formed into a monolithic plane, which is more attractive.

Preferably, the metal screw is in a screwed position, the tip of the metal screw penetrates through the panel 22 of the cabinet door 2 and enters the hollow cavity of the door main body 21 of the cabinet door 2, and one end of the grounded wire is also arranged in the hollow cavity and connected with the tip of the metal screw. The screws are directly utilized to penetrate through the panel 22 of the cabinet door 2, so that the connection structure of the grounding lead is simplified, meanwhile, the lead is better arranged in the hollowed-out cavity, the lead is not easy to damage, and the structure of the chemical storage cabinet is more compact.

In some preferred embodiments, the chemical storage cabinet further includes an electrical room 4, and a user stores electrical components, and fig. 3 is a schematic structural view of the electrical room 4 of the chemical storage cabinet provided in this embodiment. As can be seen from fig. 1 and 3, the electric room 4 is provided at the upper end of the cabinet body 1 and is internally provided with an electric appliance, preferably an intrinsically safe electric appliance, which does not generate electric spark and has better explosion-proof safety performance. The whole sealed box body that is of electrical chamber 4 (for example can select for use explosion-proof electrical box), its opening is at the top of cabinet main part 1 to seal between electrical chamber 4 and the storing cavity 11 of below and keep apart, further, still be provided with safety fence 5 between electrical chamber 4 and the storing cavity 11, safety fence 5 is two-layer parallel arrangement and the explosion-proof steel sheet that has the flame retardant cotton between just, thereby can further keep apart electrical chamber 4 and storing cavity 11, even when explosion-proof electrical box keeps apart inefficacy, also can avoid direct intercommunication between electrical chamber 4 and the storing cavity 11, improve the security of chemical storage cabinet.

Preferably, the front side wall and the rear side wall of the electric room 4 are both provided with openings through which the wires can pass, for example, in some embodiments, the front side wall of the electric room 4 is provided with a limit groove 41, the 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 opening of the rear side wall to be grounded, so that the wires do not need to pass through the storage chamber 11, the electric elements and the storage chamber 11 can be isolated to the greatest extent, and the risks of fire, explosion and the like caused by electric sparks generated by the electric elements are avoided.

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 provided between the cabinet door 2 of the chemical storage cabinet and the side wall of the electrical chamber 4, 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 electrical chamber 4 of the cabinet body 1, and a wire can pass through the hollow tube 6 to electrically connect the metal door handle 3 with the electrical chamber 4, so that static electricity at the metal door handle 3 can be led to the electrical chamber 4 and is grounded together with the grounding wire of the electrical chamber 4, and, because the cabinet door 2 often needs to be moved in opening and closing, the connecting wire between the cabinet door 2 and the cabinet body 1 is often repeatedly bent to cause damage, causing danger, so that the wire is routed from the inside of the hollow tube 6, the wire can be protected, and meanwhile, the wire can also play a role of isolating the wire from the storage chamber 11.

Preferably, the front side wall of the electrical room 4 is provided with a limit groove 41, one end of the hollow tube 6 is hinged with the cabinet door 2, the other end of the hollow tube 6 is connected in the limit groove 41 of the cabinet body 1 and can move along the limit groove 41, for example, the limit groove 41 in fig. 1 is provided with an opening end 41b and a closing end 41a, the opening end 41b is close to the cabinet door 2, the closing end 41a is far away from the cabinet door 2, when the cabinet door 2 is closed, the hollow tube 6 is located at the closing end 41a and is close to a side wall opposite to the electrical room 4 and is in a folding state, when the cabinet door 2 is opened, the hollow tube 6 moves in the limit groove 41 to the opening end 41b, the hollow tube 6 is changed from the folding state to a supporting state, when the hollow tube 6 is located at the opening end 41b, the hollow tube 6 is supported on the side walls of the cabinet door 2 and the electrical room 4, and the cabinet door 2 cannot be opened continuously, so that the limit effect can be achieved, and the hollow tube 6 is prevented from being overturned when the cabinet door 2 is opened and other objects are knocked.

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, and the surface of the cabinet door is covered with an insulating anti-corrosion layer;

the metal door handle comprises a holding part and a fixing part, and the fixing part of the metal door handle penetrates through the insulating anti-corrosion layer to be fixedly arranged with the cabinet door;

one end of the wire is connected with the fixing part penetrating through the insulating anti-corrosion layer, and the other end of the wire is connected with the grounding end of the cabinet main body.

2. The chemical storage cabinet of claim 1, wherein the securing portion of the metal door handle is covered with an insulating corrosion protection layer, and at least a portion of the hand grip of the metal door handle is not covered with the insulating corrosion protection layer.

3. A chemical storage cabinet according to claim 2, wherein the fixing portion and the cabinet door surface are formed with corresponding through fixing holes, and the fixing portion further comprises metal screws for being screwed in matching with the fixing holes.

4. A chemical storage cabinet according to claim 3, wherein the fixing portion is rectangular, and four fixing holes are formed at four corners of the fixing portion and corresponding positions of the cabinet door surface, respectively.

5. A chemical storage cabinet according to claim 3 or 4, wherein the cabinet door comprises:

a door body having a hollowed-out cavity;

a panel covering the outer surface of the door main body,

the tip of the metal screw is arranged in a manner of penetrating through the panel, and one end of the wire is connected with the tip of the metal screw.

6. The chemical storage bin of claim 5, further comprising:

the hollow tube, the one end of hollow tube passes the surface of cabinet door, the other end passes the surface of cabinet main part, the wire is built-in the hollow tube.

7. The chemical storage cabinet of claim 6, wherein one end of the hollow tube is hinged to the cabinet door, and the other end of the hollow tube is connected to the limiting groove of the cabinet body and is movable along the limiting groove.

8. The chemical storage cabinet of claim 7, 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.

9. The chemical storage bin of claim 8, wherein,

the limiting groove is formed in the front side wall of the electric chamber, and the other end of the hollow tube is installed in the limiting groove in a mode of penetrating through the side wall of the electric chamber.