CN218845767U

CN218845767U - Mixed gas charging and discharging system

Info

Publication number: CN218845767U
Application number: CN202223284629.2U
Authority: CN
Inventors: 祁卫华; 王丹丹
Original assignee: Suzhou Jiajie Fluid Technology Co ltd
Current assignee: Suzhou Jiajie Fluid Technology Co ltd
Priority date: 2022-12-08
Filing date: 2022-12-08
Publication date: 2023-04-11
Anticipated expiration: 2032-12-08

Abstract

The utility model relates to a gaseous mixture fills dress system of filling, fill dress steel bottle, blowing main line, first nitrogen gas main line and second nitrogen gas main line including negative pressure box, a plurality of fills and fills dress steel bottle, blowing main line, first nitrogen gas main line and second nitrogen gas main line and all is located the negative pressure box internally, and a plurality of fills and fills the position that the dress steel bottle set up side by side near the bottom in the negative pressure box along X axle direction. The utility model discloses a be provided with a plurality of fill-and-discharge steel bottle, supplied materials main line, first nitrogen gas main line and second nitrogen gas main line in the negative pressure tank, through the structure setting of first nitrogen gas main line and second nitrogen gas main line, can carry out the gas tightness to pipeline system before the process of filling and discharging and detect, the security is higher; the utility model discloses degree of automation is higher, and the pipeline sets up rationally, convenient to use.

Description

Mixed gas charging and discharging system

Technical Field

The utility model relates to a gaseous filling and discharging correlation technique field especially relates to a mist fills dress system.

Background

Through mass retrieval, the publication number of the prior art is CN207599347U, and the continuous gas supply device is disclosed, which comprises a first gas supply gas path and a second gas supply gas path, wherein a first gas source end valve, a first pressure regulating valve and a first outlet pressure detection device are sequentially arranged in the first gas supply gas path from a gas inlet end to a gas outlet end, and a second gas source end valve, a second pressure regulating valve and a second outlet pressure detection device are sequentially arranged in the second gas supply gas path from the gas inlet end to the gas outlet end; the air inlet end of the first air supply air path is communicated with the first air source, the air inlet end of the second air supply air path is communicated with the second air source, and the air outlet end of the first air supply air path and the air outlet end of the second air supply air path are both communicated with the air supply end. The utility model discloses an exit pressure that sets up first air-vent valve and the exit pressure of second air-vent valve are the different value of height, rely on mechanical structure design to realize the automatic switch-over and the seamless change of air feed source completely to reach the purpose of continuous air feed, the gas circuit is simple, and is easy and simple to handle, cost reduction.

In summary, the existing gas filling device is realized by two gas supply paths, and the airtightness of the pipeline system is not detected before the filling process.

In view of the above-mentioned drawbacks, the present designer has made active research and innovation to create a mixed gas charging and discharging system, which has industrial application value.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model aims at providing a mixed gas fills dress system.

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

a mixed gas charging and discharging system comprises a negative pressure box body, a plurality of charging and discharging steel cylinders, a discharging main pipeline, a first nitrogen main pipeline and a second nitrogen main pipeline, wherein the plurality of charging and discharging steel cylinders, the discharging main pipeline, the first nitrogen main pipeline and the second nitrogen main pipeline are all positioned in the negative pressure box body; the method is characterized in that:

one side of the top of the discharge main pipeline is connected with a discharge outlet, one side of the bottom of the discharge main pipeline is respectively connected with one side of the tops of a plurality of discharge branch pipelines below through a discharge collecting pipeline, and one side of the bottom of each discharge branch pipeline is connected with a discharge steel cylinder through a steel cylinder charging pipeline;

one side of the top of the first nitrogen main pipeline is connected with a first nitrogen inlet, one side of the bottom of the first nitrogen main pipeline is respectively connected with one side of the bottoms of a plurality of first nitrogen branch pipelines below, and one side of the top of each first nitrogen branch pipeline is connected with a charging and discharging steel cylinder through a steel cylinder charging pipeline;

one side at second nitrogen main line top is connected with second nitrogen gas entry, and one side of second nitrogen gas main line bottom is connected with one side of second nitrogen gas main line, and the opposite side of second nitrogen gas main line is connected with one side of a plurality of second nitrogen gas branch pipeline respectively, and the opposite side of second nitrogen gas branch pipeline fills the dress pipeline through the steel bottle and is connected with filling the dress steel bottle.

As the utility model discloses a further improvement still includes first reservation pipeline and vent pipe way, and first reservation pipeline is located the negative pressure tank body of blowing main line one side, and first one side of reserving the pipeline top is connected with reserving the export, and vent pipe is located the negative pressure tank body of second nitrogen main line one side, and one side at vent pipe top is connected with the drain, and one side of vent pipe bottom is connected with one side of second nitrogen gas collection pipeline through the VG valve.

As a further improvement, the opposite side of second nitrogen gas branch pipeline still is provided with the second and reserves the branch road, the second is reserved and is provided with manual diaphragm valve on the branch road, it is provided with the connecting tube still to connect between second nitrogen gas branch pipeline and the blowing branch pipeline, one side towards second nitrogen gas branch pipeline has set gradually PNBV valve and towards the check valve of second nitrogen gas branch pipeline one side on the connecting tube, the blowing main is provided with manual diaphragm valve on the road, the one side that keeps away from blowing summary pipeline on the blowing branch pipeline between blowing summary pipeline and the connecting tube has set gradually manual diaphragm valve, filter and PNBV valve, one side that keeps away from blowing summary pipeline on the blowing branch pipeline between connecting tube and second nitrogen gas branch pipeline has set gradually pressure sensor, vernier needle valve and PNBV valve, one side that keeps away from blowing summary pipeline on the blowing branch pipeline between second nitrogen gas branch pipeline and the filling pipeline has set gradually flow sensor and filter, be provided with pressure sensor on the filling pipeline.

As the utility model discloses a further improvement, the one side that is close to first nitrogen gas entry on the first nitrogen gas main line has set gradually filter and PNBV valve, and the one side that is close to the top on the first nitrogen gas branch line has set gradually check valve and PNBV valve towards top one side flow direction.

As a further improvement of the utility model, one side of keeping away from second nitrogen branch pipeline on the second nitrogen manifold pipeline has set gradually pressure sensor and manual diaphragm valve.

As the utility model discloses a further improvement, keep away from the one side of second nitrogen gas entry on the second nitrogen gas main line and set gradually PNBV valve and keep away from the check valve of top second nitrogen gas entry one side flow direction, one side of second nitrogen gas main line bottom is connected with one side of second nitrogen gas collection pipeline through the VG valve.

Borrow by above-mentioned scheme, the utility model discloses at least, have following advantage:

the utility model discloses a be provided with a plurality of fill-and-discharge steel bottle, supplied materials main line, first nitrogen gas main line and second nitrogen gas main line in the negative pressure tank, through the structure setting of first nitrogen gas main line and second nitrogen gas main line, can carry out the gas tightness to pipeline system before the process of filling and discharging and detect, the security is higher; the utility model discloses degree of automation is higher, and the pipeline sets up rationally, convenient to use.

The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural view of the mixed gas charging and discharging system of the present invention.

In the drawings, the meanings of the reference numerals are as follows.

1. Negative pressure box 2 filling and discharging steel cylinder

3. Discharge outlet of discharge main pipeline 4

5. The first reserved pipeline 6 reserves an outlet

7. Emptying is collected 8 first nitrogen gas main lines of pipeline

9. First nitrogen gas inlet 10 blowing branch pipeline

11. Second nitrogen branch line 12 first nitrogen branch line

13. Second reserved pipeline of steel cylinder filling pipeline 14

15. Connecting line 16 second nitrogen gas collecting line

17. Secondary nitrogen main line 18 secondary nitrogen inlet

19. Vent line 20 vent

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In order to make the technical solution of the present invention better understood, the technical solution 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 some embodiments of the present invention, not all embodiments. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiment of the present invention, all other embodiments obtained by the person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

As shown in figure 1 of the drawings, in which,

a mixed gas charging and discharging system comprises a negative pressure box body 1, a plurality of charging and discharging steel cylinders 2, a discharging main pipeline 3, a first nitrogen main pipeline 8 and a second nitrogen main pipeline 17, wherein the plurality of charging and discharging steel cylinders 2, the discharging main pipeline 3, the first nitrogen main pipeline 8 and the second nitrogen main pipeline 17 are all positioned in the negative pressure box body 1, and the plurality of charging and discharging steel cylinders 2 are arranged in parallel in the negative pressure box body 1 along the X-axis direction and are close to the bottom; it is characterized in that.

The charging and discharging steel cylinder 2, the discharging main pipeline 3, the first nitrogen main pipeline 8 and the second nitrogen main pipeline 17 are connected as follows:

one side at the top of blowing main pipeline 3 is connected with blowing export 4, and one side of blowing main pipeline 3 bottom is connected with one side at the top of a plurality of blowing branch pipeline 10 of below respectively through blowing collecting line 7, and one side of blowing branch pipeline 10 bottom is filled the pipeline 13 and is connected with filling and filling dress steel bottle 2 through the steel bottle.

One side at 8 tops of first nitrogen gas main line is connected with first nitrogen gas entry 9, and one side of 8 bottoms of first nitrogen gas main line is connected with one side of the 12 bottoms of a plurality of nitrogen gas branch pipelines of below respectively, and one side at 12 tops of first nitrogen gas branch pipeline fills dress pipeline 13 through the steel bottle and is connected with filling and filling dress steel bottle 2.

One side of the top of the second nitrogen main pipeline 17 is connected with a second nitrogen inlet 18, one side of the bottom of the second nitrogen main pipeline 17 is connected with one side of a second nitrogen main pipeline 16, the other side of the second nitrogen main pipeline 16 is respectively connected with one side of a plurality of second nitrogen branch pipelines 11, and the other side of each second nitrogen branch pipeline 11 is connected with the charging and discharging steel cylinder 2 through a steel cylinder charging pipeline 13.

Still include first reservation pipeline 5 and unloading pipeline 19, first reservation pipeline 5 is located the negative pressure box 1 of blowing main line 3 one side, one side at first reservation pipeline 5 top is connected with reservation export 6, unloading pipeline 19 is located the negative pressure box 1 of second nitrogen main line 17 one side, one side at unloading pipeline 19 top is connected with drain 20, one side of unloading pipeline 19 bottom is connected with one side of second nitrogen manifold 16 through the VG valve.

Fill and discharge the valve structure on steel bottle 2, blowing main line 3, first nitrogen gas main line 8 and second nitrogen gas main line 17:

a second reserved branch 14 is further arranged on the other side of the second nitrogen branch pipeline 11, a manual diaphragm valve is arranged on the second reserved branch 14, a connecting pipeline 15 is further connected between the second nitrogen branch pipeline 11 and the discharge branch pipeline 10, a PNBV valve and a one-way valve facing one side of the second nitrogen branch pipeline 11 are sequentially arranged on one side, facing the second nitrogen branch pipeline 11, of the connecting pipeline 15, the manual diaphragm valve is arranged on the discharge main pipeline 3, the manual diaphragm valve, the filter and the PNBV valve are sequentially arranged on one side, far away from the discharge main pipeline 7, of the discharge branch pipeline 10 between the discharge main pipeline 7 and the connecting pipeline 15, a pressure sensor, a cursor needle valve and the PNBV valve are sequentially arranged on one side, far away from the discharge main pipeline 7, of the discharge branch pipeline 10 between the connecting pipeline 15 and the second nitrogen branch pipeline 11, a flow sensor and a filter are sequentially arranged on one side, far away from the discharge main pipeline 7, of the discharge branch pipeline 10 between the second nitrogen branch pipeline 11 and the steel cylinder charging pipeline 13, and a pressure sensor are sequentially arranged on one side, and a pressure sensor are sequentially arranged on the charging pipeline 13.

One side of the first nitrogen main pipeline 8 close to the first nitrogen inlet 9 is sequentially provided with a filter and a PNBV valve, and one side of the first nitrogen branch pipeline 12 close to the top is sequentially provided with a one-way valve and a PNBV valve which flow towards one side of the top. A pressure sensor and a manual diaphragm valve are sequentially arranged on one side of the second nitrogen gas main pipeline 16 far away from the second nitrogen gas branch pipeline 11. A PNBV valve and a one-way valve which is far away from the flowing direction of the second nitrogen inlet 18 at the top are sequentially arranged on one side of the second nitrogen main pipeline 17 which is far away from the second nitrogen inlet 18, and one side of the bottom of the second nitrogen main pipeline 17 is connected with one side of the second nitrogen collecting pipeline 16 through a VG valve.

The utility model discloses fill the dress and fill the fluorine nitrogen raw materials in filling dress steel bottle 2 and loop through the steel bottle and fill dress pipeline 13 and blowing branch pipeline 10 and gather behind blowing collection pipeline 7 and emit via the blowing export 4 at 3 tops of blowing main line. After the whole pipeline system is installed, high-pressure ultra-pure nitrogen is filled into the first nitrogen main pipeline 8 through the first nitrogen inlet 9 to carry out positive pressure leak detection treatment, and the process is carried out for at least more than two hours. Then negative pressure common nitrogen is filled into the second nitrogen main pipeline 18 through the second nitrogen inlet 17 for low pressure leakage detection treatment, and the process is at least more than half an hour. And after the detection, the fluorine-nitrogen raw material is released.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly referring to the number of technical features being grined. Thus, a feature defined as "first," "second," etc. 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 otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected: either mechanically or electrically: the terms may be directly connected or indirectly connected through an intermediate medium, or may be a communication between two elements.

The above description is only a preferred embodiment of the present invention, and should not be used to limit the present invention, it should be noted that, for those skilled in the art, without departing from the technical principle of the present invention, a plurality of improvements and modifications can be made, and these improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A mixed gas charging and discharging system comprises a negative pressure box body (1), a plurality of charging and discharging steel cylinders (2), a discharging main pipeline (3), a first nitrogen main pipeline (8) and a second nitrogen main pipeline (17), wherein the plurality of charging and discharging steel cylinders (2), the discharging main pipeline (3), the first nitrogen main pipeline (8) and the second nitrogen main pipeline (17) are all located in the negative pressure box body (1), and the plurality of charging and discharging steel cylinders (2) are arranged in parallel in the negative pressure box body (1) along the X-axis direction and are close to the bottom; the method is characterized in that:

one side of the top of the discharge main pipeline (3) is connected with a discharge outlet (4), one side of the bottom of the discharge main pipeline (3) is respectively connected with one side of the tops of a plurality of discharge branch pipelines (10) below through a discharge collecting pipeline (7), and one side of the bottom of each discharge branch pipeline (10) is connected with a discharge steel bottle (2) through a steel bottle charging pipeline (13);

one side of the top of the first nitrogen main pipeline (8) is connected with a first nitrogen inlet (9), one side of the bottom of the first nitrogen main pipeline (8) is respectively connected with one side of the bottoms of a plurality of first nitrogen branch pipelines (12) below, and one side of the top of each first nitrogen branch pipeline (12) is connected with a charging and discharging steel cylinder (2) through a steel cylinder charging pipeline (13);

one side at second nitrogen main line (17) top is connected with second nitrogen entry (18), one side and the one side of second nitrogen main line (17) bottom are connected with one side of second nitrogen collecting line (16), the opposite side of second nitrogen collecting line (16) is connected with one side of a plurality of second nitrogen branch pipeline (11) respectively, the opposite side of second nitrogen branch pipeline (11) is connected with filling and discharging steel bottle (2) through steel bottle filling pipeline (13).

2. The mixed gas charging and discharging system as claimed in claim 1, further comprising a first reserved pipeline (5) and a vent pipeline (19), wherein the first reserved pipeline (5) is located in the negative pressure box body (1) on one side of the main discharge pipeline (3), one side of the top of the first reserved pipeline (5) is connected with the reserved outlet (6), the vent pipeline (19) is located in the negative pressure box body (1) on one side of the second nitrogen main pipeline (17), one side of the top of the vent pipeline (19) is connected with the vent (20), and one side of the bottom of the vent pipeline (19) is connected with one side of the second nitrogen main manifold pipeline (16) through a VG valve.

3. A mixed gas charging and discharging system as claimed in claim 1, wherein a second reserved branch (14) is further provided at the other side of the second nitrogen branch pipeline (11), a manual diaphragm valve is provided on the second reserved branch (14), a connecting pipeline (15) is further provided between the second nitrogen branch pipeline (11) and the discharge branch pipeline (10), a PNBV valve and a check valve toward one side of the second nitrogen branch pipeline (11) are sequentially provided on the connecting pipeline (15), a manual diaphragm valve is provided on the discharge main pipeline (3), a manual diaphragm valve, a filter and a PNBV valve are sequentially provided on one side of the discharge branch pipeline (10) between the discharge main pipeline (7) and the connecting pipeline (15) away from the discharge main pipeline (7), a cursor pressure sensor, a needle valve and a PNBV steel cylinder are sequentially provided on one side of the discharge branch pipeline (10) between the connecting pipeline (15) and the second nitrogen branch pipeline (11) away from the discharge main pipeline (7), a needle valve and a needle valve are sequentially provided on one side of the discharge branch pipeline (13) away from the PNBV valve and the discharge branch pipeline (11), and a charging flow sensor are sequentially provided on one side of the discharge branch pipeline (13) away from the PNBV valve and the discharge branch pipeline (13).

4. The mixed gas charging and discharging system according to claim 1, wherein a filter and a PNBV valve are sequentially provided on a side of the first nitrogen main pipe (8) near the first nitrogen inlet (9), and a check valve and a PNBV valve which flow toward a side of the top are sequentially provided on a side of the first nitrogen branch pipe (12) near the top.

5. The mixed gas charging and discharging system according to claim 1, wherein a pressure sensor and a manual diaphragm valve are sequentially provided on the second nitrogen gas collecting pipe (16) on the side away from the second nitrogen gas branch pipe (11).

6. The mixed gas charging and discharging system according to claim 1, wherein a PNBV valve and a one-way valve for flow direction are sequentially disposed on the second nitrogen main pipe (17) at a side away from the second nitrogen inlet (18) and at a side away from the second nitrogen inlet (18) at the top, and one side of the bottom of the second nitrogen main pipe (17) is connected to one side of the second nitrogen collecting pipe (16) through a VG valve.