CN219097422U

CN219097422U - Packaging container for photovoltaic grade chemicals

Info

Publication number: CN219097422U
Application number: CN202221322200.5U
Authority: CN
Inventors: 徐学强; 张真真
Original assignee: Changzhou Rongdao Precision Equipment Co ltd
Current assignee: Changzhou Rongdao Precision Equipment Co ltd
Priority date: 2022-05-30
Filing date: 2022-05-30
Publication date: 2023-05-30
Anticipated expiration: 2032-05-30

Abstract

The utility model relates to the field of packaging containers, and particularly discloses a packaging container for chemicals for photovoltaic grade, which comprises a main body and a protective cover arranged at the top end of the main body, wherein the top end of the main body is provided with an upper sealing cover, the upper sealing cover is connected with a handle, the upper sealing cover is provided with a connecting hole, a pipeline is connected in the connecting hole, a valve and/or a connecting port are arranged on the pipeline, the bottom end of the main body is provided with a lower sealing cover, the bottom end of the main body is provided with a bottom ring, and the bottom end of the bottom ring is provided with a base.

Description

Packaging container for photovoltaic grade chemicals

Technical Field

The utility model relates to the technical field of packaging containers, in particular to a packaging container for photovoltaic chemicals.

Background

For chemicals such as TMA/TiCl4 that photovoltaic level was used, adopt carbon steel material's packaging container to store and transport, packaging container's top passes through cutting ferrule interface and other pipe connection, and interface leakproofness can become relatively poor after screwing up and dismantle many times, causes the potential safety hazard. Moreover, the joint is exposed, and deformation, breakage and damage of the joint are easily caused by collision of the joint in the process of moving and transporting the packaging container.

Disclosure of Invention

The utility model aims to solve the defects of poor tightness and easy damage caused by exposed interfaces in the prior art, and provides a packaging container for chemicals for photovoltaic grade.

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

the utility model provides a packaging container of chemical for photovoltaic level, includes the main part and sets up the safety cover on the top of main part, the top of main part is provided with the upper cover, be connected with the handle on the upper cover, be provided with the connecting hole on the upper cover, be connected with the pipeline in the connecting hole, be provided with valve and/or connection port on the pipeline, the bottom of main part is provided with the lower cover, the bottom of main part is provided with the foundation ring, the bottom of foundation ring is provided with the base.

Preferably, the upper sealing cover is provided with a fixed block, the fixed block is provided with a threaded hole, the protecting cover is provided with a fixed hole, a connecting piece is arranged in the fixed hole, the connecting piece is connected with the threaded hole through threads, and one end of the connecting piece is propped against the fixed hole.

Preferably, the upper sealing cover is provided with a protrusion, and a clamping piece matched with the protrusion in a clamping way is arranged in the protective cover.

Preferably, the protrusion is provided with a slope, and a lower end of the slope faces toward the central axis of the main body.

Preferably, at least one of the protrusion and the clamping member is made of a magnet, and the protrusion and the clamping member are magnetically connected.

Preferably, the top of safety cover is provided with the through-hole, be provided with the exhaust tube in the through-hole, be provided with the check valve on the exhaust tube, the top sealing connection of exhaust tube has sealed lid.

Preferably, a sealing ring is arranged between the protective cover and the upper sealing cover.

Preferably, a pressure gauge is mounted on the protective cover.

Preferably, the handle may be disposed outside or inside the protective cover, and the handle is T-shaped.

Preferably, the valve adopts a diaphragm seal valve, and the connection port adopts a VCR interface connection mode.

The beneficial effects of the utility model are as follows:

the protection cover is arranged at the top end of the main body, the upper sealing cover, the end part of the pipeline, the valve and the connecting port are protected through the protection cover, the stability of the valve and the connecting port is guaranteed, the pipeline, the valve and the connecting port are prevented from being damaged in the moving and transporting process of the main body, and the safety of equipment is improved.

Drawings

Fig. 1 is a schematic structural view of a packaging container for a chemical for photovoltaic grade according to the present utility model;

FIG. 2 is a cross-sectional view of a packaging container for a photovoltaic grade chemical of the present utility model with a handle within a protective cover;

FIG. 3 is a cross-sectional view of a packaging container for a photovoltaic grade chemical of the present utility model with the handle outside the protective cover;

FIG. 4 is an enlarged view of a portion of the top end of the upper closure in a packaging container for a photovoltaic grade chemical in accordance with the present utility model;

fig. 5 is a schematic structural view of a packaging container for a chemical for photovoltaic grade according to the present utility model in the first embodiment;

fig. 6 is a schematic structural diagram of a packaging container for a chemical for photovoltaic grade according to the present utility model in the second to fourth embodiments.

In the figure: the device comprises a main body 1, an upper sealing cover 2, a boss 21, a slope 211, a handle 3, a fixed block 4, a threaded hole 5, a protective cover 6, a clamping piece 61, an exhaust pipe 62, a through hole 63, a connecting port 7, a pipeline 8, a valve 9, a connecting port 10, a lower sealing cover 11, a bottom ring 12, a base 13, a one-way valve 14, a sealing cover 15, a sealing ring 16 and a pressure gauge 17.

Detailed Description

In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. The drawings illustrate preferred embodiments of the utility model. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-6, a packaging container for chemicals for photovoltaic level comprises a main body 1 and a protective cover 6 arranged at the top end of the main body 1, wherein an upper sealing cover 2 is arranged at the top end of the main body 1, a handle 3 is connected to the upper sealing cover 2, a connecting hole 7 is arranged on the upper sealing cover 2, a pipeline 8 is connected to the connecting hole 7, a valve 9 and/or a connecting port 10 are arranged on the pipeline 8, a lower sealing cover 11 is arranged at the bottom end of the main body 1, a bottom ring 12 is arranged at the bottom end of the main body 1, and a base 13 is arranged at the bottom end of the bottom ring 12.

The protection cover 6 is arranged at the top end of the main body 1, the upper sealing cover 2, the end part of the pipeline 8, the valve 9 and the connecting port 10 are protected through the protection cover 6, the stability of the valve 9 and the connecting port 10 is guaranteed, the pipeline 8, the valve 9 and the connecting port 10 are prevented from being damaged in the moving and transporting process of the main body 1, and the safety of equipment is improved.

Specifically, the main body 1 and the protective cover 6 are made of stainless steel materials, so that rust and corrosion are not easy to occur, the precipitation amount of internal ions after surface treatment is small, the internal purity can reach 8N, and the quality of TMA chemicals contained in the interior is further ensured.

The handle 3 can be arranged outside or inside the protective cover 6, the handle 3 is in a T shape, and the handle 3 can be connected with an inclination angle formed between the horizontal planes of the upper sealing cover 2, so that the main body 1 can be conveniently moved and carried.

The valve 9 adopts a diaphragm seal valve, the leakage rate of the diaphragm seal valve is not more than 4.0 x 10 < -9 > std.cm3/s, the excellent sealing effect of the diaphragm seal valve ensures that internal TMA is not oxidized, the quality of internal TMA chemicals is further ensured, and the safety performance is further improved.

The connection port 10 adopts a VCR interface connection mode, and the VCR interface adopts a face seal mode when being connected with other interfaces, so that reliable sealing can be ensured after repeated screwing and disassembling operations, and the safety of the packaging container is ensured.

The base 13 can adjust the relative position and the space size according to actual needs, and can be formed by welding a plurality of steel plates or directly assembling rectangular steel pipes. The space is reserved in the base 13, so that the fork of the forklift can be conveniently inserted, and the four directions can pass through the fork of the forklift and are not limited by the directions any more, so that the movement of the large-size and heavy-weight packaging container is more convenient and simpler; when the packaging container is moved, the packaging container does not need to be moved by other auxiliary trays, so that the transportation becomes quicker and safer.

After the protective cover 6 is provided, in order to ensure that other pipelines can be connected with the connection port 10, the protective cover 6 is provided with a mounting hole for connecting other pipelines, and the mounting hole is preferably provided with a sealing structure.

Embodiment one:

referring to fig. 1-5, in a preferred embodiment, the upper cover 2 is provided with a fixing block 4, the fixing block 4 is provided with a threaded hole 5, the protecting cover 6 is provided with a fixing hole, a connecting piece is arranged in the fixing hole, the connecting piece is connected with the threaded hole 5 through threads, and one end of the connecting piece abuts against the fixing hole. After the protective cover 6 is sleeved on the upper sealing cover 2, the position of the protective cover 6 is adjusted to enable the fixing hole to correspond to the threaded hole 5, then the connecting piece is inserted into the fixing hole and then connected with the threaded hole 5 through threads, and the end portion of the connecting piece is abutted to the fixing hole, so that the protective cover 6 and the upper sealing cover 2 are fixed.

Embodiment two:

referring to fig. 6, in a preferred embodiment, the upper cover 2 is provided with a protrusion 21, and the inside of the protecting cover 6 is provided with a locking member 61 that is locked and engaged with the protrusion 21. After the protective cover 6 is sleeved on the upper sealing cover 2, the protective cover 6 is fixed on the upper sealing cover 2 by means of the clamping fit of the protrusion 21 and the clamping piece 61.

Embodiment III:

in this embodiment, on the basis of the second embodiment, the protrusion 21 is provided with a slope 211, and a lower end of the slope 211 faces toward the central axis of the main body 1. Further, at least one of the protrusion 21 and the engaging piece 61 is made of a magnet, and the protrusion 21 is magnetically connected to the engaging piece 61. The inclined surface 211 in the present embodiment plays a guiding role when the cover 6 is fitted over the upper cover 2, and the inclined surface 211 can play a further stabilizing role after the cover 6 is engaged with and fixed to the upper cover 2 under the weight of the cover 6. Further, the fixing stability between the protrusion 21 and the clamping piece 61 can be enhanced by the magnetic connection.

Embodiment four:

in this embodiment, on the basis of any one of the first to third embodiments, a through hole 63 is provided at the top end of the protective cover 6, an exhaust pipe 62 is provided in the through hole 63, a one-way valve 14 is provided on the exhaust pipe 62, and a sealing cover 15 is connected to the top end of the exhaust pipe 62 in a sealing manner. The check valve 14 can pump out the gas in the protection cover 6, but cannot pump out the outside air into the protection cover 6 through the pumping pipe 62. After fixing the protective cover 6 on the upper cover 2, the air in the protective cover 6 is pumped out through the air pumping pipe 62, so that a negative pressure state is formed in the protective cover 6, and the stability of the protective cover 6 after being installed is further improved. Further, a sealing ring 16 is arranged between the protective cover 6 and the upper sealing cover 2, so that the tightness between the protective cover 6 and the upper sealing cover 2 is improved. The pressure gauge 17 is installed on the protective cover 6, the pressure gauge 17 is used for measuring the pressure in the protective cover 6, the pressure in the protective cover 6 is obtained through the pressure gauge 17, on one hand, the pressure gauge 17 can be used for judging whether negative pressure is formed between the protective cover 6 and the upper sealing cover 2 so as to increase the stability after the protective cover 6 is installed, and on the other hand, the pressure gauge 17 can also be used for judging whether leakage exists in the pipeline 8, the valve 9 or the connecting port 10, so that the safety is improved.

According to the utility model, the protective cover 6 is arranged at the top end of the main body 1, the upper sealing cover 2, the end part of the pipeline 8, the valve 9 and the connecting port 10 are protected through the protective cover 6, so that the stability of the valve 9 and the connecting port 10 is ensured, the pipeline 8, the valve 9 and the connecting port 10 are prevented from being damaged in the moving and transporting process of the main body 1, and the safety of equipment is improved.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a packaging container of chemical for photovoltaic level, its characterized in that includes main part (1) and sets up safety cover (6) on the top of main part (1), the top of main part (1) is provided with upper cover (2), be connected with handle (3) on upper cover (2), be provided with connecting hole (7) on upper cover (2), connecting hole (7) in-connection has pipeline (8), be provided with valve (9) and/or connection port (10) on pipeline (8), the bottom of main part (1) is provided with lower cover (11), the bottom of main part (1) is provided with foundation (12), the bottom of foundation (12) is provided with base (13).

2. The packaging container for chemicals for photovoltaic level according to claim 1, characterized in that a fixing block (4) is arranged on the upper sealing cover (2), a threaded hole (5) is arranged on the fixing block (4), a fixing hole is arranged on the protecting cover (6), a connecting piece is arranged in the fixing hole, the connecting piece is connected with the threaded hole (5) through threads, and one end of the connecting piece is propped against the fixing hole.

3. The packaging container for chemicals for photovoltaic level according to claim 1, characterized in that the upper cover (2) is provided with a protrusion (21), and the inside of the protective cover (6) is provided with a clamping piece (61) which is matched with the protrusion (21) in a clamping way.

4. A packaging container for chemicals for photovoltaic grade according to claim 3, characterized in that the protrusions (21) are provided with bevels (211), the lower ends of the bevels (211) being directed towards the middle of the axis of the body (1).

5. A packaging container for chemicals for photovoltaic grade according to claim 4, characterized in that at least one of the protrusion (21) and the clamping member (61) is made of a magnet, and the protrusion (21) and the clamping member (61) are magnetically connected.

6. The packaging container for chemicals for photovoltaic level according to claim 1, characterized in that the top end of the protective cover (6) is provided with a through hole (63), an exhaust pipe (62) is arranged in the through hole (63), a one-way valve (14) is arranged on the exhaust pipe (62), and the top end of the exhaust pipe (62) is connected with a sealing cover (15) in a sealing way.

7. A packaging container for chemicals for photovoltaic grade according to claim 6, characterized in that a sealing ring (16) is arranged between the protective cover (6) and the upper cover (2).

8. Packaging container for chemicals for photovoltaic grade according to claim 7, characterized in that said protective cover (6) is fitted with a pressure gauge (17).

9. A packaging container for chemicals for photovoltaic grade according to claim 1, characterized in that the handle (3) can be arranged outside or inside the protective cover (6), the handle (3) being T-shaped.

10. A packaging container for chemicals for photovoltaic grade according to claim 1, characterized in that said valve (9) is a diaphragm-sealed valve and said connection port (10) is in the form of a VCR interface.