CN211164049U - Air pressure adjusting chamber and sealing box with same - Google Patents
Air pressure adjusting chamber and sealing box with same Download PDFInfo
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- CN211164049U CN211164049U CN201921484227.2U CN201921484227U CN211164049U CN 211164049 U CN211164049 U CN 211164049U CN 201921484227 U CN201921484227 U CN 201921484227U CN 211164049 U CN211164049 U CN 211164049U
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Abstract
The utility model discloses an air pressure adjusting chamber, which is applied to a seal box, the air pressure adjusting chamber is arranged outside the seal box, the seal box comprises a main box body and a first valve arranged on a panel of the main box body, and the air pressure adjusting chamber is communicated and/or separated with the main box body through the first valve; the air pressure adjusting chamber comprises a shell and a pressure adjusting valve arranged in the shell, and the pressure adjusting valve is communicated with the outside to adjust the pressure inside the air pressure adjusting chamber; the utility model also discloses a seal box that has above-mentioned atmospheric pressure regulating chamber. The utility model discloses a set up atmospheric pressure regulating chamber on the seal box, ensure gaseous purity in the seal box operating space, effectively cut off because gap or slight diffusion exist and the external material that probably appears leaks and invades, keep the water oxygen impurity in the seal box to be less than 1PPM, gaseous purity and pressure in the seal box obtain effective control.
Description
Technical Field
The utility model relates to a glove type operation box technical field, in particular to atmospheric pressure surge chamber and have its seal box.
Background
The sealed box is a box body made of metal, glass or plastic, and the main box body is provided with a plurality of openings for installing accessories such as a window, a transition cabin, a glove port and the like. The operator operates the materials and equipment in the box body through the gloves so as to isolate one or more active components in the air such as oxygen, moisture, carbon dioxide and other sensitive components in the scientific research and production process to realize the operation in a closed environment.
At present, all the sealing boxes have the problem of air leakage, and even if one sealing box is filled with high-purity gas, the water and oxygen impurity content in the sealing box is difficult to be less than 1PPM (parts per million). In the normal use process, water and oxygen can also continuously and gradually rise, so that the concentration of the water and the oxygen in the seal box is far greater than the required concentration.
At present, the sealing technology used on a sealed box is a common sealing technology, i.e. a sealing material, such as a sealing strip, a sealing ring or a sealant, is clamped between two sealing surfaces. The two sides of the sealing material are respectively ultra-high pure gas in the box body and air outside the box body, and the air with the oxygen concentration of more than 200000PPM is easily leaked into the sealing box from a tiny gap, so that the purity of the gas in the box body is greatly influenced.
Therefore, a new pressure regulation and sealing technology is urgently needed to be provided, and a more stable pressure and a purer gas operation environment are ensured to be provided for the sealing box during overhauling, daily use and maintenance.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems of the prior art, an embodiment of the present invention provides an air pressure adjusting chamber, which is applied to a sealed box, wherein the air pressure adjusting chamber is arranged outside the sealed box, the sealed box comprises a main box body and a first valve arranged on a panel of the main box body, and the air pressure adjusting chamber is communicated with and/or isolated from the main box body through the first valve;
the air pressure adjusting chamber comprises a shell and a pressure adjusting valve arranged in the shell, and the pressure adjusting valve is used for being communicated with the outside to adjust the pressure inside the air pressure adjusting chamber.
As a further improvement of the embodiment of the present invention, the pressure regulating valve includes a second valve and/or a third valve;
the second valve is connected with the air pressure adjusting chamber and a pressure adjusting device arranged outside the air pressure adjusting chamber, and the pressure adjusting device is used for providing gas to form a positive pressure end or compressing the gas to form a negative pressure end;
and the third valve is connected with the air pressure adjusting chamber and the external atmospheric pressure.
As a further improvement of the embodiment of the present invention, the air pressure adjusting chamber includes a plurality of chambers independently disposed from each other; each chamber is provided with a corresponding first valve; each chamber is communicated with or separated from the interior of the main box body through a first valve; each of the chambers includes a second valve and/or a third valve.
As a further improvement of the embodiment of the present invention, the first valve is a sliding door, and the sliding door includes a slidable bottom plate and a transmission mechanism;
the slidable bottom plate is connected to the panel of the sealing box, the transmission mechanism is arranged below the slidable bottom plate, and the slidable bottom plate is driven by the transmission mechanism to slide in a direction parallel to the panel of the sealing box;
the air pressure adjusting chamber is communicated with or separated from the interior of the main box body through the sliding of the slidable bottom plate.
As a further improvement of the embodiment of the present invention, the housing includes a side wall connected to the top panel of the seal box and extending away from the top panel of the seal box, and a top plate fastened above the side wall, wherein the top plate, the side wall, and the slidable bottom plate form an openable cavity;
the edge of the shell is fixedly connected with the mounting surface of the main box body in a sealing mode.
As a further improvement of the embodiment of the present invention, the transmission mechanism is a transmission shaft, a shaft hole is formed in the side wall, the transmission shaft is inserted into the shaft hole, a limiting plate vertically connected to the side wall is disposed on the side wall, and the limiting plate and the side wall cooperate to form a transmission chute; the length direction of the transmission sliding chute is perpendicular to the axial direction of the shaft hole;
the side edge of the slidable floor is movably inserted into the drive chute.
As the utility model discloses the embodiment further improves, it dredges the guide slot to have seted up between limiting plate and the lateral wall, it has the sealing washer to dredge to laminate outside the groove, the edge of limiting plate passes through the sealing washer with the sealed fixed connection of lateral wall.
As a further improvement of the embodiment of the present invention, the air pressure adjusting chamber is filled with a high purity inert gas at a predetermined pressure.
On the other hand, the utility model also provides a seal box, including the main tank body with set up in foretell atmospheric pressure surge chamber on the main tank body, the main tank body includes box, top panel, front bezel, back plate, curb plate, window, vacuum meter, vacuum electrical apparatus socket, vacuum valve.
As a further improvement of the embodiment of the present invention, the seal box further includes a transition chamber, and the transition chamber is used for transferring the material and the equipment to pass in and out the seal box.
As the further improvement of the embodiment of the utility model, the device has the vacuum sealing gasket between the main tank body and the transition cabin, and the connecting piece is used for connecting and assembling simultaneously.
As a further improvement of the embodiment of the utility model, the main box body is connected with the transition cabin through bolts and is sealed by a sealing ring at the joint.
In an embodiment of the present invention, the sealed box comprises a glove box; as the further improvement of the embodiment of the utility model, the transition cabin can be arranged on the left and right sides of the main box body according to the requirements of users, and the front and the back of the main box body with the window and the glove interface can be both provided, and the window is divided into the front window and the back window which can be used by a plurality of people simultaneously.
As a further improvement of the embodiment of the utility model, the access door comprises a handle, a mandril, a pressure bar and a balance block.
As the utility model discloses embodiment's further improvement, the seal box still includes the activity picture peg, twitches the activity picture peg can be got in a flexible way and put article in the seal box.
The utility model discloses following beneficial effect has:
1. the utility model arranges a sealed box with an air pressure adjusting chamber, and a buffer space for adjusting air pressure is arranged between the inner cavity of the sealed box body and the atmospheric external environment; the purity in the operation space of the seal box is ensured, the possible leakage and invasion of external substances due to gaps or fine diffusion are effectively prevented, and the gas purity is effectively controlled;
2. the utility model keeps the water and oxygen impurities in the sealed box below 1PPM by arranging the air pressure adjusting chamber and arranging the vacuum meter and the vacuum valve in the space;
3. the air pressure adjusting chamber arranged in the utility model can effectively prevent harmful substances in the box body from leaking out due to gaps or slight diffusion, and keep the atmosphere outside the sealed box from being polluted;
4. the utility model discloses a technical progress in this field has expanded the space, implements effectually.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts;
fig. 1 is a schematic structural view of an air pressure adjustment chamber according to an embodiment of the present invention;
the examples in the figures are represented as:
1-a gas pressure regulating chamber; 11-a housing; 2-a main box body; 21-a top panel; 3-a first valve; 31-a slidable floor; 32-a transmission mechanism; 4-pressure regulating valve.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the following description will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying 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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1, an embodiment of the present invention provides an air pressure adjustment chamber 1, which is applied to a sealed box, the air pressure adjustment chamber 1 is disposed outside the sealed box, the sealed box includes a main box body 2 and a first valve 3 disposed on a panel of the main box body 2, and the air pressure adjustment chamber 1 is communicated with and/or isolated from the main box body 2 through the first valve 3;
the air pressure adjusting chamber 1 includes a housing 11 and a pressure adjusting valve 4 provided in the housing 11, the pressure adjusting valve 4 being for communicating with the outside to adjust the pressure inside the air pressure adjusting chamber 1.
In an alternative embodiment, the pressure regulating valve 4 comprises a second valve and/or a third valve;
the second valve is connected with the air pressure adjusting chamber 1 and a pressure adjusting device arranged outside the air pressure adjusting chamber 1, and the pressure adjusting device is used for providing gas to form a positive pressure end or compressing the gas to form a negative pressure end;
the third valve is connected with the air pressure adjusting chamber 1 and the external atmospheric pressure.
In other alternative embodiments, the air pressure regulation chamber 1 comprises several chambers arranged independently of each other; each chamber is provided with a corresponding first valve 3; each chamber is communicated with or separated from the interior of the main box body 2 through a first valve 3; each chamber includes a second valve and/or a third valve.
In the embodiment of the present invention, specifically, the first valve 3 is a sliding door, and the sliding door includes a sliding bottom plate 31 and a transmission mechanism 32; the first valve 3 may have other openable and closable structures.
The slidable bottom plate 31 is connected to the top panel 21 of the sealed box, the transmission mechanism 32 is arranged below the slidable bottom plate 31, and the slidable bottom plate 31 is driven by the transmission mechanism 32 to slide in a direction parallel to the top panel 21 of the sealed box; the slidable floor may also be provided on other panels of the enclosure.
The air pressure adjusting chamber 1 is communicated with or isolated from the inside of the main casing 2 by the sliding of the slidable bottom plate 31.
The casing 11 of the seal box comprises a side wall connected to the top panel 21 of the seal box and extending away from the top panel 21 of the seal box, and a top plate buckled above the side wall, wherein the top plate, the side wall and the slidable bottom plate form an openable cavity;
the edge of the shell 11 is fixedly connected with the mounting surface of the main box body 2 in a sealing way.
Specifically, in the embodiment of the present invention, the transmission mechanism 32 is a transmission shaft, a shaft hole is formed inside the sidewall, the transmission shaft is inserted into the shaft hole, a limiting plate vertically connected to the sidewall is disposed on the sidewall, and the limiting plate cooperates with the sidewall to form a transmission chute; the length direction of the transmission chute is vertical to the axial direction of the shaft hole;
the side edges of the slidable floor 31 are movably inserted into the drive slide.
Furthermore, a dredging groove is formed between the limiting plate and the side wall, a sealing ring is attached to the outside of the dredging groove, and the edge of the limiting plate is fixedly connected with the side wall in a sealing mode through the sealing ring.
In the embodiment of the present invention, the air pressure adjusting chamber 1 is filled with high purity inert gas with a preset pressure.
On the other hand, the embodiment of the utility model provides a seal box is still provided, including the main tank body 2 with set up foretell atmospheric pressure surge chamber 1 on the main tank body 2, the main tank body 2 includes box, top panel, front bezel, back plate, curb plate, window, vacuum gauge, vacuum electrical apparatus socket, vacuum valve.
It should be noted that the seal box according to the embodiment of the present invention includes a glove box.
Optionally, the enclosure further comprises a transition compartment for transferring materials and equipment into and out of the enclosure.
Furthermore, a vacuum sealing gasket is arranged between the main box body and the transition cabin, and is connected and assembled through a connecting piece.
In particular, the main box body is connected with the transition cabin through bolts, and the joint is sealed by a sealing ring.
The transition cabin can be arranged on any side of the left side and the right side of the main box body according to the requirements of users, the front side and the rear side of the main box body with the windows and the glove interfaces can be provided, and the windows are divided into a front window and a rear window which can be used by a plurality of people at the same time.
The seal box can also include the access door, and the access door includes handle, ejector pin, depression bar, balancing piece.
In addition, the sealing box also comprises a movable inserting plate, and articles in the sealing box can be flexibly taken and placed by pulling the movable inserting plate.
The utility model discloses following beneficial effect has:
1. the utility model arranges a sealed box with an air pressure adjusting chamber, and a buffer space for adjusting air pressure is arranged between the inner cavity of the sealed box body and the atmospheric external environment; the purity in the operation space of the seal box is ensured, the possible leakage and invasion of external substances due to gaps or fine diffusion are effectively prevented, and the gas purity is effectively controlled;
2. the utility model keeps the water and oxygen impurities in the sealed box below 1PPM by arranging the air pressure adjusting chamber and arranging the vacuum meter and the vacuum valve in the space;
3. the air pressure adjusting chamber arranged in the utility model can effectively prevent harmful substances in the box body from leaking out due to gaps or slight diffusion, and keep the atmosphere outside the sealed box from being polluted;
4. the utility model discloses a technical progress in this field has expanded the space, implements effectually.
Above-mentioned all optional technical scheme can adopt arbitrary combination to form the optional embodiment of this utility model, and the repeated description is no longer given here.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (9)
1. An air pressure adjusting chamber is applied to a sealing box and is characterized in that the air pressure adjusting chamber is arranged outside the sealing box, the sealing box comprises a main box body and a first valve arranged on a panel of the main box body, and the air pressure adjusting chamber is communicated and/or isolated with the main box body through the first valve;
the air pressure adjusting chamber comprises a shell and a pressure adjusting valve arranged in the shell, and the pressure adjusting valve is used for being communicated with the outside to adjust the pressure inside the air pressure adjusting chamber.
2. The air pressure regulation chamber of claim 1, wherein the pressure regulation valve comprises a second valve and/or a third valve;
the second valve is connected with the air pressure adjusting chamber and a pressure adjusting device arranged outside the air pressure adjusting chamber, and the pressure adjusting device is used for providing gas to form a positive pressure end or compressing the gas to form a negative pressure end;
and the third valve is connected with the air pressure adjusting chamber and the external atmospheric pressure.
3. The air pressure regulation chamber of claim 2, wherein the air pressure regulation chamber comprises a plurality of chambers independently disposed from each other; each chamber is provided with a corresponding first valve; each chamber is communicated with or separated from the interior of the main box body through a first valve; each of the chambers includes a second valve and/or a third valve.
4. The air pressure regulating chamber according to claim 1, wherein the first valve is a sliding door body, and the sliding door body comprises a slidable bottom plate and a transmission mechanism;
the slidable bottom plate is connected to the panel of the sealing box, the transmission mechanism is arranged below the slidable bottom plate, and the slidable bottom plate is driven by the transmission mechanism to slide in a direction parallel to the panel of the sealing box;
the air pressure adjusting chamber is communicated with or separated from the interior of the main box body through the sliding of the slidable bottom plate.
5. The air pressure regulating chamber of claim 4, wherein the housing comprises a side wall connected to the top panel of the seal box and extending away from the top panel of the seal box, and a top plate fastened over the side wall, wherein the top plate, the side wall and the slidable bottom plate form an openable cavity;
the edge of the shell is fixedly connected with the mounting surface of the main box body in a sealing mode.
6. The air pressure adjusting chamber according to claim 5, wherein the transmission mechanism is a transmission shaft, a shaft hole is formed in the side wall, the transmission shaft penetrates through the shaft hole, a limiting plate vertically connected with the side wall is arranged on the side wall, and the limiting plate and the side wall are matched to form a transmission chute; the length direction of the transmission sliding chute is perpendicular to the axial direction of the shaft hole;
the side edge of the slidable floor is movably inserted into the drive chute.
7. The air pressure adjusting chamber according to claim 6, wherein a dredging groove is formed between the limiting plate and the side wall, a sealing ring is attached to the dredging groove, and the edge of the limiting plate is fixedly connected with the side wall in a sealing manner through the sealing ring.
8. The gas pressure regulation chamber of claim 1, wherein the gas pressure regulation chamber is filled with a high purity inert gas at a preset pressure.
9. A sealed box, characterized in that, comprises a main box body and the air pressure adjusting chamber of any one of claims 1 to 8 arranged on the main box body, wherein the main box body comprises a box body, a top panel, a front plate, a rear plate, a side plate, a window, a vacuum meter, a vacuum electrical socket and a vacuum valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921484227.2U CN211164049U (en) | 2019-09-06 | 2019-09-06 | Air pressure adjusting chamber and sealing box with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921484227.2U CN211164049U (en) | 2019-09-06 | 2019-09-06 | Air pressure adjusting chamber and sealing box with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211164049U true CN211164049U (en) | 2020-08-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921484227.2U Active CN211164049U (en) | 2019-09-06 | 2019-09-06 | Air pressure adjusting chamber and sealing box with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211164049U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110450195A (en) * | 2019-09-06 | 2019-11-15 | 威格气体纯化科技（苏州）股份有限公司 | Pressure chamber and seal box with it |
-
2019
- 2019-09-06 CN CN201921484227.2U patent/CN211164049U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110450195A (en) * | 2019-09-06 | 2019-11-15 | 威格气体纯化科技（苏州）股份有限公司 | Pressure chamber and seal box with it |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: No. 58, Tingtao Road, Suzhou Industrial Park, Jiangsu 215000 Patentee after: Weige Technology (Suzhou) Co.,Ltd. Patentee after: CHINA NUCLEAR POWER ENGINEERING Co.,Ltd. Address before: 215000 No.18 Pingsheng Road, Suzhou Industrial Park, Jiangsu Province Patentee before: VIGOR GAS PURIFICATION TECHNOLIGIES, Inc. Patentee before: CHINA NUCLEAR POWER ENGINEERING Co.,Ltd. |