CN211562217U

CN211562217U - Pass-through box for clean room

Info

Publication number: CN211562217U
Application number: CN201921555141.4U
Authority: CN
Inventors: 杨静
Original assignee: Suzhou Huihua Construction Engineering Co ltd
Current assignee: Suzhou Huihua Construction Engineering Co ltd
Priority date: 2019-09-18
Filing date: 2019-09-18
Publication date: 2020-09-25
Anticipated expiration: 2029-09-18

Abstract

The utility model discloses a pass-through box for dust free chamber, including the outer container, the outer container is inside still to be provided with an inner box. The space between the outer box and the inner box forms a cavity channel and a working chamber, the cavity channel is positioned at the upper end and two sides of the inner box, the working chamber is positioned at the lower end of the inner box, an air blower is fixed in the working chamber, the side edge of the working chamber is provided with an air inlet, an air outlet of the air blower is connected with a high-efficiency filter, the high-efficiency filter is connected with a stainless steel nozzle through a ventilation pipe arranged in the cavity channel, the stainless steel nozzle is arranged on two side walls and an upper wall of the inner box, a rotary table is arranged in a cavity of the inner box, the rotary table rotates under a driving device, and; two windows are respectively arranged at the front end and the rear end of the outer box, the front end and the rear end of the inner box are respectively communicated with the two windows, and the two windows respectively move up and down along the outer box under the action of two lifting systems with the same structure to open or seal the inner box. Good dust removal effect and convenient operation.

Description

Pass-through box for clean room

Technical Field

The utility model relates to a dust removal field, in particular to a fan filter unit for dust free chamber.

Background

Clean rooms, also known as clean rooms or cleanrooms, are the basis for pollution control, controlling the concentration of airborne particles to achieve an appropriate level of particle cleanliness. The clean room is a specially designed room to remove the pollutants such as particles, harmful air, bacteria, etc. in the air within a certain space range and control the temperature, cleanliness, indoor pressure, airflow velocity and airflow distribution, noise vibration and illumination, and static electricity within a certain required range.

To reduce the number of door openings and human access to the clean room, a pass-through window is often used to pass items. The transfer window is an auxiliary device of the dust-free chamber, and is mainly used for transferring small articles between a clean area and between the clean area and a non-clean area so as to reduce the door opening times of the dust-free chamber and reduce the pollution to the dust-free chamber to the minimum degree. The double doors of the device are interlocked to prevent cross contamination. The object to be transmitted of the existing transmission window is kept still in the transmission dust removal cabin, so that dead corners exist in dust removal, and the door body is inconvenient to open and close.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects, the utility model aims to provide a wind drenches pass-through box for dust free chamber, which has good dust removing effect to the articles and is convenient for placing the articles.

In order to achieve the above purpose, the utility model discloses a technical scheme is: the utility model provides a pass-through box for dust free chamber, includes the outer container, the inside inner box that still is provided with of outer container, its characterized in that: the space between the outer box and the inner box forms a cavity channel and a working chamber, the cavity channel is positioned at the upper end and two sides of the inner box, the working chamber is positioned at the lower end of the inner box, an air blower is fixed in the working chamber, the side edge of the working chamber is provided with an air inlet, the air outlet of the air blower is connected with a high-efficiency filter, the high-efficiency filter is connected with a stainless steel nozzle through a ventilation pipe arranged in the cavity channel, the stainless steel nozzle is arranged on two side walls and the upper wall of the inner box, a rotary disc is arranged in the cavity of the inner box, the rotary disc rotates under a driving device, and the driving device is arranged in the working chamber; two windowing are respectively arranged at the front end and the rear end of the outer box, the front end and the rear end of the inner box are respectively communicated with the two windowing, and the two windowing respectively move up and down along the outer box under the action of two lifting systems with the same structure to open or seal the inner box.

The beneficial effects of the utility model are that, the inner box is provided with under drive arrangement pivoted carousel, and article are placed rotation on the carousel, and the stainless steel nozzle setting carries out wind from three position to article on the carousel and drenches at the up end of inner chamber and control two sides, and dust removal effect is good, avoids the dead angle. The windowing that communicates with the front and back end of inner box, through the automatic lift of operating system, open or sealed inner box, open fastly, the pollution abatement makes things convenient for personnel to place article.

Preferably, the driving device comprises a rotating motor fixed in the working chamber, and an output shaft of the rotating motor penetrates through the bottom end of the inner box and is fixedly connected with a turntable.

Preferably, the turntable is provided with vent holes which are arranged at equal intervals, and the airflow sprayed by the stainless steel nozzle can pass through the turntable to blow dust of articles placed on the turntable to the lower part.

Preferably, the lifting system comprises a vertical sliding rail and a cylinder, the vertical sliding rail is fixed on the outer box shell, the vertical sliding rail is symmetrically arranged at the left end and the right end of the opening of the inner box, the cylinder is fixedly connected to the outer box shell, the output end of the cylinder is fixedly connected to the window, the cylinder pushes the window to move up and down, the inner box is opened/sealed, the cylinder pushes the window to open and close up and down, the switching speed is high, and the manual labor is reduced.

Preferably, the length of the vertical slide rail is at least twice the height of the opening end of the inner box, a limiting block for limiting the downward moving distance of the opening window is arranged at the lower end of the vertical slide rail, and the limiting block is flush with the bottom of the opening end of the inner box. When the window is opened and the limiting block is moved downwards, the inner box is sealed.

Preferably, all be provided with the observation window on the windowing, the observation window comprises double-deck toughened glass, conveniently observes the article condition in the inner box.

Preferably, the inner side edge of the window is provided with a sealing strip, so that the sealing performance is good.

Preferably, air intake department is provided with primary filter screen, carries out prefilter to the outside air that gets into the studio, primary filter screen can be dismantled with the outer container and be connected, makes things convenient for primary filter screen to wash.

Drawings

FIG. 1 is an external view of the present embodiment;

FIG. 2 is a schematic view of the internal structure of the present embodiment;

FIG. 3 is a side view of the present embodiment;

FIG. 4 is a top view of the present embodiment;

fig. 5 is a top view of the turntable in this embodiment.

In the figure:

1-outer box, 2-inner box, 3-cavity channel, 4-working chamber, 5-blower, 6-high efficiency filter, 7-stainless steel air nozzle, 8-rotary table, 81-vent hole, 9-windowing, 91-observation window, 10-rotating motor, 11-vertical slide rail, 12-cylinder, 13-limiting block, 14-primary filter screen, 15-vent pipe, and 16-control panel.

Detailed Description

The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.

Referring to fig. 1-5, the pass-through window for the clean room comprises an outer box 1, wherein the outer box 1 is an inner box 2 arranged inside the outer box 1, and the outer box 1 and the inner box 2 are made of stainless steel. Outer container 1 seals in the connecting wall face in clean district and non-clean district, and both ends are provided with two windowing 9 respectively around outer container 1, and one is the swinging-out casement window, and one is the inwardly opened window, and both ends communicate with each other with two windowing 9 respectively around inner box 2, and the swinging-out casement window sets up in non-clean district one side, and the inwardly opened window sets up in clean district one side.

The two windows 9 respectively move up and down along the outer box 1 under the action of two lifting systems with the same structure, when the windows 9 move up, the inner box 2 is opened, and when the windows 9 move down, the inner box 2 is sealed. The two windows 9 cannot be opened simultaneously. The lifting system comprises a vertical sliding rail 11 and a cylinder 12, the vertical sliding rail 11 is welded and fixed on the shell of the outer box 1, and the vertical sliding rail 11 is symmetrically arranged at the left end and the right end of the opening of the inner box 2. The cylinder 12 is fixedly connected to the shell of the outer box 1 through a fixing block, and the output end of the cylinder 12 is fixedly connected to the window 9 through the fixing block. The cylinder 12 acts, the output end moves up and down, and the windowing 9 is pushed to move up and down. The length of perpendicular slide rail 11 is the twice of inner box 2 open end height at least, and perpendicular slide rail 11 lower extreme is provided with the stopper 13 of restriction windowing 9 distance that moves down, and stopper 13 flushes with inner box 2 open end bottom, and windowing 9 moves down and leans on when leaning on stopper 13, sealed inner box 2. The sealing ring is arranged at the inner side edge of the window 9 and is a heavy device sealing ring, so that the sealing effect is good, air leakage is prevented, and the dust removal effect is good. The windowing 9 is also provided with an observation window 91, and the observation window 91 is formed by double-layer toughened glass, so that the personnel can observe the conditions of the articles in the inner box 2 conveniently.

The space between the outer box 1 and the inner box 2 forms a cavity 3 and a working chamber 4, the cavity 3 is positioned at the upper end and two sides of the inner box 2, and the working chamber 4 is positioned at the lower end of the inner box 2. A blower 5 is fixed in the working chamber 4, and the blower 5 is a large-air-volume blower. The side of the working chamber 4 is provided with an air inlet, a primary filter screen 14 is arranged at the air inlet, and the primary filter screen 14 is detachably connected with the outer box 1. The air outlet of the blower 5 is connected with a high-efficiency filter 6, the high-efficiency filter 6 is connected with a stainless steel nozzle 7 through a ventilation pipe 15 arranged in the cavity 3, and the stainless steel nozzle 7 is arranged on two side walls and the upper wall of the inner box 2. The cavity of the inner box 2 is internally provided with a turntable 8, and the stainless steel nozzle 7 is sprayed with air from three sides to objects on the turntable 8, so that the dust removal effect is good. The turntable 8 rotates under a drive means provided in the working chamber 4. The driving device comprises a rotating motor 10 fixed in the working chamber 4, and an output shaft of the rotating motor 10 penetrates through the bottom end of the inner box 2 and is fixedly connected with a turntable 8. The rotary table 8 is provided with the vent holes 81 which are arranged at equal intervals, the rotary table 8 is of a multilayer structure, and the rotary motor 10 drives the rotary table to coaxially rotate, so that articles can be placed in multiple layers, and the space utilization rate is improved.

The outer box 1 is further provided with a control panel 16, and the control panel 16 is in communication connection with the air blower 5, the rotating motor 10 and the air cylinder 12 and controls the air blower 5, the rotating motor 10 and the air cylinder 12 to operate. Still including setting up two intercoms in two windowing 9 one sides, make things convenient for the personnel in clean district and unclean district to talk.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, so as not to limit the protection scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be covered in the protection scope of the present invention.

Claims

1. The utility model provides a pass-through box for clean room, includes outer container (1), outer container (1) inside is provided with an inner box (2), its characterized in that: the space between the outer box (1) and the inner box (2) forms a cavity channel (3) and a working chamber (4), the cavity channel (3) is located at the upper end and two sides of the inner box (2), the working chamber (4) is located at the lower end of the inner box (2), an air blower (5) is fixed in the working chamber (4), an air inlet is formed in the side edge of the working chamber (4), an air outlet of the air blower (5) is connected with a high-efficiency filter (6), the high-efficiency filter (6) is connected with a stainless steel nozzle (7) through a ventilation pipe (15) arranged in the cavity channel (3), the stainless steel nozzle (7) is arranged on two side walls and the upper wall of the inner box (2), a rotary disc (8) is arranged in a cavity of the inner box (2), the rotary disc (8) rotates under a driving device, and the driving device is arranged in the working chamber (4); two windowing (9) are respectively arranged at the front end and the rear end of the outer box (1), the front end and the rear end of the inner box (2) are respectively communicated with the two windowing (9), and the two windowing (9) respectively move up and down along the outer box (1) under the action of two lifting systems with the same structure to open or seal the inner box (2).

2. The pass-through window for a clean room of claim 1, wherein: the driving device comprises a rotating motor (10) fixed in the working chamber (4), and an output shaft of the rotating motor (10) penetrates through the bottom end of the inner box (2) and is fixedly connected with a turntable (8).

3. The pass-through window for a clean room of claim 1, wherein: the rotary disc (8) is provided with vent holes (81) which are arranged at equal intervals.

4. The pass-through window for a clean room of claim 1, wherein: the lifting system comprises a vertical sliding rail (11) and a cylinder (12), the vertical sliding rail (11) is fixed on the shell of the outer box (1), the vertical sliding rail (11) is symmetrically arranged at the left end and the right end of the opening of the inner box (2), the cylinder (12) is fixedly connected to the shell of the outer box (1), the output end of the cylinder (12) is fixedly connected to the window (9), and the cylinder (12) pushes the window (9) to move up and down to open/seal the inner box (2).

5. The pass-through window for a clean room of claim 4, wherein: the length of perpendicular slide rail (11) is the twice of inner box (2) open end height at least, perpendicular slide rail (11) lower extreme is provided with stopper (13) that restriction windowing (9) moved down the distance, stopper (13) flush with inner box (2) open end bottom.

6. The pass-through window for a clean room of claim 1, wherein: an observation window (91) is arranged on the windowing (9), and the observation window (91) is formed by double-layer toughened glass.

7. The pass-through window for a clean room of claim 1, wherein: and a sealing ring is arranged on the inner side edge of the window (9).

8. The pass-through window for a clean room of claim 1, wherein: the air inlet is provided with a primary filter screen (14), and the primary filter screen (14) is detachably connected with the outer box (1).