CN219213219U

CN219213219U - Transition bin of vacuum glove box

Info

Publication number: CN219213219U
Application number: CN202223291562.5U
Authority: CN
Inventors: 崔腾飞; 舒玉文
Original assignee: Shanghai Mikrouna Mech Tech Co ltd
Current assignee: Michaelina Shanghai Industrial Intelligent Technology Co ltd
Priority date: 2022-12-08
Filing date: 2022-12-08
Publication date: 2023-06-20
Anticipated expiration: 2032-12-08

Abstract

The utility model discloses a transition bin of a vacuum glove box, which comprises a transition bin main body, wherein the transition bin main body consists of a U-shaped steel plate and a steel plate, and the U-shaped steel plate and the steel plate are welded together through laser; the U-shaped steel plate and the steel plate are welded and formed to form a rectangular structure integrally. Chamfer structures are processed at the two ends of the U-shaped steel plate before bending, two right angles are bent through shearing, and after bending, self-fluxing welding is carried out inside the two right angle joints to form the U-shaped structure. According to the utility model, the U-shaped steel plate and the steel plate are subjected to laser argon arc composite welding forming, so that the external reinforcing rib structure of the conventional square vacuum glove box transition bin is eliminated, the welding manufacturing time is saved, the whole vacuum glove box transition bin is more concise and attractive, the laser argon arc composite welding is adopted, the welding seam strength is high, the welding seam is free from defects, the welding deformation is small, and the strength of the transition bin main body is further ensured.

Description

Transition bin of vacuum glove box

Technical Field

The utility model belongs to the technical field of structural design of vacuum glove boxes, and particularly relates to a transition bin of a vacuum glove box.

Background

The vacuum glove box is a laboratory apparatus in which high-purity inert gas nitrogen or argon is filled into a box body, and water, oxygen and dust particles therein are filtered off by dynamic circulation of a purification system. Because the vacuum glove box can effectively remove water, oxygen, organic solvent, dust particles and the like, the vacuum glove box is widely applied to anhydrous, anaerobic and dust-free ultrapure environments, such as: lithium ion batteries, materials, semiconductors, super capacitors, special lamps, laser welding, brazing and the like.

The most concern of the vacuum glove box in actual operation is the problem that the materials are transported inside and outside the glove box, before the materials enter the glove box, the transition bin is first vacuumized and broken in the transition bin, and the materials can enter the glove box after repeating for three times, so that clean atmosphere in the glove box cannot be polluted. If the size of the material is oversized, when the size of the common circular transition bin cannot meet the requirement of material entering and exiting the glove box, a vacuum square bin is required to be designed for transporting the material, and compared with the circular transition bin, the cross section size of the vacuum square bin is larger, so that the vacuum square bin can accommodate larger material entering and exiting the glove box.

At present, the existing square vacuum glove box transition bin is formed by bending and welding stainless steel plates of 3mm to 6mm, and a plurality of reinforcing ribs made of flat steel are welded on the outer side of the transition bin for preventing the square bin from producing excessive deformation under a vacuum state, so that the welding process is complex, the welding workload is large, the welding seam treatment is complex, the production and processing progress is seriously delayed, and the appearance is ugly and unaesthetic after the welding and forming.

Disclosure of Invention

The utility model aims to solve the technical problems, and provides the vacuum glove box transition bin, which is formed by welding U-shaped steel plates and steel plates, so that the external reinforcing rib structure of the conventional square vacuum glove box transition bin is eliminated, and meanwhile, the welding manufacturing time is saved, and the whole vacuum glove box transition bin is simpler and more attractive.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the transition bin comprises a transition bin main body, wherein the transition bin main body consists of a U-shaped steel plate and a steel plate, and the U-shaped steel plate and the steel plate are welded together through laser; the U-shaped steel plate and the steel plate are welded and formed to form a rectangular structure integrally.

As a preferred embodiment of the present utility model: chamfer structures are processed at the two ends of the U-shaped steel plate before bending, two right angles are bent through shearing, and after bending, self-fluxing welding is carried out inside the two right angle joints to form the U-shaped structure.

As a preferred embodiment of the present utility model: the two ends of the transition bin main body are respectively provided with a sealing inner flange and a sealing outer flange; the upper end and the lower end of the sealing inner flange are respectively provided with a linear sliding rail, and the linear sliding rail is connected with an inner sliding door in a sliding way; and one side of the sealing outer flange is rotationally connected with an external rotary door.

As a preferred embodiment of the present utility model: the inner sliding door is sealed with the sealing inner flange through an O-shaped sealing ring, and the outer rotary door is sealed with the sealing outer flange through an O-shaped sealing ring.

As a preferred embodiment of the present utility model: a sliding guide rail is arranged in the transition bin main body, and a material tray is connected to the sliding guide rail in a sliding manner.

As a preferred embodiment of the present utility model: the transition bin main body is provided with a vacuumizing pipeline, the vacuumizing pipeline is communicated with the inside of the transition bin main body, and the tail end of the vacuumizing pipeline is connected with external vacuumizing equipment.

As a preferred embodiment of the present utility model: two pressure gauge joints are arranged at the top of the transition bin main body, one of the two pressure gauge joints is provided with a mechanical pressure gauge, and the other one is provided with a pressure sensor.

As a preferred embodiment of the present utility model: and a filtering porous plate is arranged at the joint of the transition bin main body and the vacuumizing pipeline.

Compared with the prior art, the utility model has the following beneficial effects:

according to the vacuum glove box transition bin, the U-shaped steel plate and the steel plate are formed by adopting laser argon arc composite welding, so that the external reinforcing rib structure of the conventional square vacuum glove box transition bin is eliminated, the welding manufacturing time is saved, the whole vacuum glove box transition bin is more concise and attractive, the laser argon arc composite welding is adopted, the welding seam strength is high, the welding seam is free of defects, the welding deformation is small, and the strength of a transition bin main body is further ensured.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a vacuum square cabin of a glove box;

FIG. 2 is a schematic diagram of the internal structure of a vacuum square cabin of the glove box;

FIG. 3 is a schematic view of a welded structure of a transition bin body;

FIG. 4 is a cross-sectional view of the internal structure of the transition box body as welded.

The figure shows: 1. a transition bin body; 1.1, a U-shaped steel plate; 1.11, right angle; 1.2, a steel plate; 1.3, sealing the inner flange; 1.4, sealing the outer flange; 1.5, a linear slide rail; 1.6, sliding guide rail; 1.7, a material tray; 1.8, vacuumizing a pipeline; 1.9, a filtration porous plate; 2. an internal sliding door; 3. an external rotary door; 4. a pressure gauge joint.

Detailed Description

The principles and features of the present utility model are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model. The utility model is more particularly described by way of example in the following paragraphs with reference to the drawings. Advantages and features of the utility model will become more apparent from the following description and from the claims. It should be noted that the drawings are in a very simplified form and are all to a non-precise scale, merely for convenience and clarity in aiding in the description of embodiments of the utility model.

Referring to fig. 1 to 4, an embodiment of the present utility model provides a transition bin of a vacuum glove box, which specifically includes a transition bin body 1, wherein the transition bin body 1 is composed of a U-shaped steel plate 1.1 and a steel plate 1.2, and the U-shaped steel plate 1.1 and the steel plate 1.2 are welded together by laser argon arc. The U-shaped steel plate 1.1 and the steel plate 1.2 are welded and formed into a rectangular structure as a whole. In the embodiment, the U-shaped steel plate 1.1 is formed by shearing and bending a stainless steel plate with the thickness of 20mm by a 2000-ton bending machine, and then welding the obtained U-shaped steel plate 1.1 and the other steel plate 1.2 with the thickness of 20mm by adopting laser argon arc hybrid welding.

Referring to fig. 1 to 4, the two ends of the U-shaped steel plate 1.1 are processed with chamfer structures before bending, two right angles 1.11 are bent through shearing, and after bending, self-welding is performed inside the joint of the two right angles 1.11 to form the U-shaped structure. Before bending, chamfer structures are machined at two ends of the U-shaped steel plate 1.1, two right angles 1.11 are bent through shearing to form the U-shaped structure, and after bending, the U-shaped steel plate is welded in a self-fluxing mode in the joint of the two right angles 1.11, so that the strength of the U-shaped steel plate 1.1 is improved, and corrosive materials are prevented from corroding a transition bin main body from an inner joint. After the chamfer structures are machined at the two ends of the steel plate 1.2, laser argon arc composite welding is carried out by matching with the U-shaped steel plate 1.2, and the laser argon arc composite welding is adopted, so that the welding seam strength is high, the welding seam is defect-free, the welding deformation is small, and the integral welding strength of the transition bin main body 1 is further ensured.

Referring to fig. 1 to 4, two ends of the transition bin main body 1 are respectively provided with a sealing inner flange 1.3 and a sealing outer flange 1.4, the upper end and the lower end of the sealing inner flange 1.3 are respectively provided with a linear sliding rail 1.5, the linear sliding rail 1.5 is slidably connected with an inner sliding door 2, and one side of the sealing outer flange 1.4 is rotatably connected with an outer rotary door 3. The inner sliding door 2 and the sealing inner flange 1.3 are sealed through an O-shaped sealing ring, and the outer sliding door 3 and the sealing outer flange 1.4 are sealed through an O-shaped sealing ring. A sliding guide rail 1.6 is arranged in the transition bin main body 1, and a material tray 1.7 is connected on the sliding guide rail 1.6 in a sliding way.

In this embodiment, after the external swing door 3 is opened, the material is placed in the material tray 1.7 in the transition bin main body 1, vacuum is pumped and broken in the transition bin main body 1, and after at least three times of repetition, the internal sliding door 2 is pushed open to send the material into the vacuum glove box, so that the clean atmosphere in the main glove box (not labeled in the figure) is not polluted.

Referring to fig. 1 to 4, a vacuum pipe 1.8 is disposed on a transition bin body 1, the vacuum pipe 1.8 is communicated with the interior of the transition bin body 1, and the end of the vacuum pipe 1.8 is connected with an external vacuum apparatus (not shown). Two pressure gauge joints 4 are arranged at the top of the transition bin main body 1, wherein one pressure gauge is installed, and the other pressure gauge is installed. By installing the mechanical pressure gauge and the pressure sensor, the pressure in the transition bin main body 1 is not too high when the vacuum is broken and the air is supplemented, and the damage to the internal sliding door 2 and the external rotary door 3 is avoided. The junction at transition storehouse main part 1 and evacuation pipeline 1.8 installs filtration perforated plate 1.9, can prevent like this that the material wrapping bag from being taken out in the vacuum pipeline when evacuating.

The foregoing is only illustrative of the present utility model and is not to be construed as limiting thereof, but rather as various modifications, equivalent arrangements, improvements, etc., within the spirit and principles of the present utility model.

Claims

1. The utility model provides a vacuum glove box transition storehouse, includes transition storehouse main part (1), its characterized in that: the transition bin main body (1) consists of a U-shaped steel plate (1.1) and a steel plate (1.2), and the U-shaped steel plate (1.1) and the steel plate (1.2) are welded together through laser; the U-shaped steel plate (1.1) and the steel plate (1.2) are welded and formed to form a rectangular structure as a whole.

2. The transition bin of claim 1, wherein: chamfer structures are machined at two ends of the U-shaped steel plate (1.1) before bending, two right angles (1.11) are bent through shearing, and after bending, self-fluxing welding is carried out inside a joint of the two right angles (1.11) to form the U-shaped structure.

3. The transition bin of claim 1, wherein: both ends of the transition bin main body (1) are respectively provided with a sealing inner flange (1.3) and a sealing outer flange (1.4); the upper end and the lower end of the sealing inner flange (1.3) are respectively provided with a linear sliding rail (1.5), and the linear sliding rail (1.5) is connected with an inner sliding door (2) in a sliding way; one side of the sealing outer flange (1.4) is rotatably connected with an external rotary door (3).

4. A transition bin of a vacuum glove box according to claim 3, wherein: the inner sliding door (2) is sealed with the sealing inner flange (1.3) through an O-shaped sealing ring, and the outer rotary door (3) is sealed with the sealing outer flange (1.4) through an O-shaped sealing ring.

5. The transition bin of claim 1, wherein: a sliding guide rail (1.6) is arranged in the transition bin main body (1), and a material tray (1.7) is connected to the sliding guide rail (1.6) in a sliding manner.

6. The transition bin of claim 1, wherein: the transition bin is characterized in that a vacuumizing pipeline (1.8) is arranged on the transition bin main body (1), the vacuumizing pipeline (1.8) is communicated with the inside of the transition bin main body (1), and the tail end of the vacuumizing pipeline (1.8) is connected with external vacuumizing equipment.

7. The transition bin of claim 1, wherein: two pressure gauge joints (4) are arranged at the top of the transition bin main body (1), wherein one pressure gauge is installed, and the other pressure gauge is installed.

8. The transition bin of claim 6, wherein: a filtering porous plate (1.9) is arranged at the joint of the transition bin main body (1) and the vacuumizing pipeline (1.8).