CN216411957U

CN216411957U - Flow electric control box of nitrogen cabinet

Info

Publication number: CN216411957U
Application number: CN202123058158.9U
Authority: CN
Inventors: 陆洪飞; 王春峰
Original assignee: Suzhou Zhongbocheng Electromechanical Equipment Co ltd
Current assignee: Suzhou Zhongbocheng Electromechanical Equipment Co ltd
Priority date: 2021-12-07
Filing date: 2021-12-07
Publication date: 2022-04-29
Anticipated expiration: 2031-12-07

Abstract

The utility model discloses a flow electric cabinet of a nitrogen cabinet, which comprises: the box body is provided with a nitrogen inlet and a nitrogen outlet; the connecting assembly comprises a quick interface arranged at a nitrogen outlet, a first air pipe connected with the quick interface, a flowmeter connected with the first air pipe, a second air pipe connected with the flowmeter, an electromagnetic valve connected with the second air pipe, and a third air pipe, wherein one end of the third air pipe is connected with the electromagnetic valve, and the other end of the third air pipe is connected with a nitrogen inlet; the relay is connected with a power supply; and the PID controller is electrically connected with the electromagnetic valve and the flowmeter. The flow of the flowing nitrogen can be controlled by utilizing a flowmeter and an electromagnetic valve, and the flowmeter is connected with a PID controller, so that the temperature and the humidity of the nitrogen can be detected and can be adjusted in real time; when nitrogen gas reaches the set value, the gas solenoid valve of nitrogen gas entry can realize solenoid valve self-closing, reduces the nitrogen gas and gets into and the loss that causes, has brought the facility for practitioner's use.

Description

Flow electric control box of nitrogen cabinet

Technical Field

The utility model relates to the technical field of nitrogen cabinets, in particular to a flow electric cabinet of a nitrogen cabinet.

Background

In the prior art, products/straight materials in production line operation are stored in a nitrogen gas tank during the semiconductor packaging and testing process, so that the stored materials need to be prevented from being oxidized. When current nitrogen cabinet used, when the cabinet door was opened, nitrogen gas was in the open mode, can cause the waste of nitrogen gas, and nitrogen gas admits air moreover and can't realize automatic control, and the nitrogen gas valve is in the open mode all the time, easily causes the waste of nitrogen gas. Because specific temperature conditions are required for product preservation, how to control the temperature and humidity of nitrogen entering a nitrogen cabinet is also a problem which needs to be solved urgently by the industry.

The information disclosed in this background section is only for enhancement of understanding of the general background of the utility model and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.

SUMMERY OF THE UTILITY MODEL

Based on the reasons, the applicant provides a flow electric control box of a nitrogen cabinet, and aims to solve at least one of the problems.

In order to meet the requirements, the utility model aims to provide a flow electric control box of a nitrogen cabinet.

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

a nitrogen cabinet flow electric cabinet includes:

the box body is provided with a nitrogen inlet and a nitrogen outlet;

the connecting assembly comprises a quick interface arranged at the nitrogen outlet, a first air pipe connected with the quick interface, a flowmeter connected with the first air pipe, a second air pipe connected with the flowmeter, an electromagnetic valve connected with the second air pipe, and a third air pipe, one end of the third air pipe is connected with the electromagnetic valve, and the other end of the third air pipe is connected with the nitrogen inlet;

the relay is connected with a power supply;

and the PID controller is electrically connected with the electromagnetic valve and the flowmeter.

In one embodiment, the box body is provided with a cover plate, a left supporting plate, a right supporting plate, a bottom plate and a front supporting plate and a rear supporting plate;

the nitrogen inlet and the nitrogen outlet are arranged on the left support plate or the right support plate.

In one embodiment, the left support plate or the right support plate is provided with an opening, and the PID controller is installed in the opening.

In an embodiment, the box body is provided with a panel-mounted socket, and the panel-mounted socket is electrically connected with the PID controller.

In one embodiment, the nitrogen inlet is provided with a port.

In one embodiment, the solenoid valve is a two-way solenoid valve of the direct current type.

In one embodiment, the electromagnetic valve is mounted on the inner wall of the box body through a mounting plate.

In one embodiment, the relay is mounted on the inner wall of the box body through a base.

In one embodiment, the box body is provided with a plurality of indicator lamps.

In one embodiment, the indicator light is connected with the PID controller.

Compared with the prior art, the utility model has the beneficial effects that: the connecting assembly is arranged between the nitrogen inlet and the nitrogen outlet of the box body, the flow of the flowing nitrogen can be controlled by utilizing the flow meter and the electromagnetic valve, and the flow meter is connected with the PID controller, so that the temperature and the humidity of the nitrogen can be detected and can be adjusted in real time; when the nitrogen reaches a set value, the gas electromagnetic valve at the nitrogen inlet can realize the automatic closing of the electromagnetic valve, so that the loss caused by the entering of the nitrogen is reduced; when the temperature and humidity of the nitrogen cabinet exceed the set temperature, the PID controller automatically alarms to prompt the occurrence of abnormity, and convenience is brought to the use of practitioners.

The utility model is further described below with reference to the accompanying drawings and specific embodiments.

Drawings

FIG. 1 is an axial view of a flow electric cabinet of a nitrogen cabinet according to the present invention;

FIG. 2 is an internal view of the nitrogen cabinet flow electrical cabinet of the present invention;

FIG. 3 is a schematic view of a partial structure of a flow electric cabinet of the nitrogen cabinet of the present invention;

FIG. 4 is a schematic view of a partial structure of the flow electric cabinet of the nitrogen cabinet.

Reference numerals

10 nitrogen cabinet flow electric cabinet 101 box

102 quick connector 103 first air pipe

104 flowmeter 105 second gas pipe

106 solenoid valve 107 third air pipe

108 relay 109 PID controller

110 cover plate 111 left support plate

112 right support plate 113 bottom plate

114 opening 115 panel mount socket

116 mounting plate 117 base

119 heat dissipation hole of 118 indicator light

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be connected or detachably connected or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above should not be understood to necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples described in this specification can be combined and combined by those skilled in the art.

As shown in fig. 1 to 4, the present application provides a nitrogen cabinet flow electric cabinet 10, including:

the device comprises a box body 101, wherein the box body 101 is provided with a nitrogen inlet and a nitrogen outlet;

the connecting assembly comprises a quick connector 102 arranged at the nitrogen outlet, a first air pipe 103 connected with the quick connector 102, a flow meter 104 connected with the first air pipe 103, a second air pipe 105 connected with the flow meter 104, an electromagnetic valve 106 connected with the second air pipe 105, and a third air pipe 107, one end of which is connected with the electromagnetic valve 106, and the other end of which is connected with the nitrogen inlet; where the flow meter 104 has knobs to facilitate controlling the flow.

And the relay 108 is connected with a power supply and is used for controlling the on-off of the power supply of the box body 10.

And the PID controller 109 is electrically connected with the electromagnetic valve 108 and the flowmeter 104. Wherein, PID control appearance 109 has the display screen to operating personnel observes the humiture of nitrogen gas, thereby in time adjusts.

Wherein, the connection position of second trachea 105, third trachea 107 and flowmeter 104 all need use quick interface, and cooperation nitrogen gas entry and nitrogen gas export shift nitrogen gas cabinet into with giving vent to anger to nitrogen gas cabinet flow electric cabinet 10.

As shown in fig. 1 and 2, the box 101 has a cover plate 110, a left support plate 111, a right support plate 112, a bottom plate 113, and front and rear support plates;

the nitrogen inlet and the nitrogen outlet are both arranged on the left support plate 111 or the right support plate 112.

In one embodiment, the left support plate 111 or the right support plate 112 is provided with an opening 114, and the PID controller 109 is installed in the opening 114.

In an embodiment, the box 101 is provided with a panel-mounted socket 115, and the panel-mounted socket 115 is electrically connected to the PID controller 109 and is used for supplying power to the nitrogen cabinet flow electric cabinet 10.

In an embodiment, the nitrogen inlet is provided with a connection, i.e. the third gas pipe 107 is connected to the nitrogen inlet by a quick connection.

In one embodiment, the solenoid valve 106 is a direct current type two-way solenoid valve, and the solenoid valve 106 is mounted on the inner wall of the tank 101 through a mounting plate 116 for controlling the opening and closing of the nitrogen inlet.

In one embodiment, the relay 108 is mounted to the inner wall of the housing 101 via a base 117.

In one embodiment, the box 10 is provided with a plurality of indicator lights 118, and the indicator lights 118 are connected to the PID controller 109. The indicator light 118 is used for displaying the operation state of the nitrogen gas cabinet flow electric control box 10.

Green light: in a normal storage state, the nitrogen valve is closed; yellow light: the temperature and the humidity of the nitrogen cabinet exceed the limits, and a nitrogen inlet valve is opened to supplement air; and (4) red light: the temperature and the humidity of the nitrogen cabinet exceed the limits or the door of the nitrogen cabinet is opened.

In one embodiment, as shown in FIG. 4, the front and rear supporting plates of the box 101 are provided with a plurality of heat dissipating holes 119.

In summary, the connecting assembly is arranged between the nitrogen inlet and the nitrogen outlet of the box body, the flow meter and the electromagnetic valve can be used for controlling the flow rate of the flowing nitrogen, and the flow meter is connected with the PID controller, so that the temperature and humidity of the nitrogen can be detected and can be adjusted in real time; when the nitrogen reaches a set value, the gas electromagnetic valve at the nitrogen inlet can realize the automatic closing of the electromagnetic valve, so that the loss caused by the entering of the nitrogen is reduced; when the temperature and humidity of the nitrogen cabinet exceed the set temperature, the PID controller automatically alarms to prompt the occurrence of abnormity, and convenience is brought to the use of practitioners.

Various other modifications and changes may be made by those skilled in the art based on the above-described technical solutions and concepts, and all such modifications and changes should fall within the scope of the claims of the present invention.

Claims

1. The utility model provides a nitrogen gas cabinet flow electric cabinet which characterized in that includes:

the box body is provided with a nitrogen inlet and a nitrogen outlet;

the relay is connected with a power supply;

2. The nitrogen cabinet flow electric cabinet according to claim 1, wherein the cabinet body is provided with a cover plate, a left support plate, a right support plate, a bottom plate, and front and rear support plates;

3. The nitrogen cabinet flow electric cabinet according to claim 2, wherein the left support plate or the right support plate is provided with an opening, and the PID controller is installed in the opening.

4. The nitrogen cabinet flow electric cabinet according to claim 1, wherein the cabinet body is provided with a panel-mounted socket, and the panel-mounted socket is electrically connected with the PID controller.

5. The nitrogen cabinet flow electric cabinet of claim 1, wherein the nitrogen inlet is provided with an interface.

6. The nitrogen cabinet flow electric cabinet according to claim 1, wherein the electromagnetic valve is a direct-current type two-way electromagnetic valve.

7. The nitrogen cabinet flow electric cabinet according to claim 1, wherein the electromagnetic valve is mounted on the inner wall of the cabinet body through a mounting plate.

8. The nitrogen cabinet flow electric cabinet of claim 1, wherein the relay is mounted on the inner wall of the cabinet body through a base.

9. The nitrogen cabinet flow electric cabinet according to claim 1, wherein the cabinet body is provided with a plurality of indicator lamps.

10. The nitrogen cabinet flow electric cabinet of claim 9, wherein the indicator light is connected with the PID controller.