CN203268545U - Diaphragm type semi-closed box - Google Patents
Diaphragm type semi-closed box Download PDFInfo
- Publication number
- CN203268545U CN203268545U CN 201220748517 CN201220748517U CN203268545U CN 203268545 U CN203268545 U CN 203268545U CN 201220748517 CN201220748517 CN 201220748517 CN 201220748517 U CN201220748517 U CN 201220748517U CN 203268545 U CN203268545 U CN 203268545U
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- CN
- China
- Prior art keywords
- liquid
- casing
- upper cover
- cover plate
- dividing plate
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- Self-Closing Valves And Venting Or Aerating Valves (AREA)
Abstract
The utility model discloses a diaphragm type semi-closed box. The diaphragm type semi-closed box comprises a partition plate, a diaphragm and a liquid absorption filter, wherein the partition plate is arranged in the box; a liquid return port and a liquid absorption port are positioned in two sides of the partition plate; a liquid return filter and the liquid return port are arranged on a liquid return side upper cover plate of the partition plate; a liquid return pipe is connected with the liquid return port and extends to the bottom of the liquid return side of the partition plate; an air filter is arranged on a liquid absorption side upper cover plate of the partition plate; the diaphragm is arranged above liquid on the liquid absorption side of the partition plate; the edge of the diaphragm is tightly connected with a diaphragm side upper cover plate and an upper cover plate sealing gasket; and the liquid absorption filter is arranged at the bottom of the liquid absorption side of the partition plate. The liquid is isolated from atmosphere through the diaphragm; meanwhile, atmospheric pressure can be applied to a liquid level and is used for extruding the liquid so as to achieve effects that the external atmospheric pressure is utilized and the liquid is not in direct contact with the external atmosphere and is not polluted and oxidized by the external atmosphere; and the diaphragm type semi-closed box has the advantages of simple structure, convenience for installation and maintenance and the like.
Description
Technical field
The utility model relates to the fluid storage equipment technical field, particularly relates to the semiclosed casing of a kind of diaphragm type.
Background technology
Fluid storage casing in various device, only have open and closed two kinds at present.Open-type box body refers to that in casing, liquid only directly contacts with atmosphere by airfilter, and airfilter can only be removed the most of dust that enters in casing, still has a small amount of dust and enters casing, contaminated liquid.And gas can incorporate in liquid, affects some performance of liquid, and liquid also can be by oxygen, destroys liquid component, shortens the harm such as liquid service life.Enclosed housing makes liquid and the atmospheric isolation in casing, guarantees that by the gas that is filled with certain pressure in casing liquid is input to the ability in system.When the liquid capacity in enclosed housing changed, inner inflatable air pressure also can change thereupon, and it is unstable that liquid flows back to the back pressure of casing, and casing will have certain sealing property.
The utility model content
The technical problems to be solved in the utility model is to provide the semiclosed casing of a kind of diaphragm type, in order to solve the above-mentioned problems in the prior art.
For solving the problems of the technologies described above, the utility model provides a kind of diaphragm type semiclosed casing, comprising:
Dividing plate is arranged in casing; Liquid return hole and liquid sucting port are positioned at dividing plate both sides;
Returning liquid filter and liquid return hole is arranged on dividing plate and returns returning on liquid side upper cover plate of liquid upper lateral part;
Liquid back pipe is connected with liquid return hole, stretches into dividing plate and returns the liquid side bottom;
Airfilter is arranged on the barrier film side upper cover plate of dividing plate imbibition side top;
Barrier film is arranged on above the liquid of dividing plate imbibition side, and diaphragm edge closely is connected with barrier film side upper cover plate, upper cover plate gasket seal;
Suction filter is arranged on dividing plate imbibition side bottom.
Further, returning liquid side upper cover plate is connected with casing by the upper cover plate gasket seal.
Further, on the casing of dividing plate imbibition side, the fenestra blind flange is installed.
Further, barrier film is the grooved packing element of the corrugated retractable made by rubber plastic class material, and barrier film is not dissolved in liquid in casing.
Further, described device also comprises: liquidometer is arranged on dividing plate imbibition side.
Further, described device also comprises: the tapping ball valve is arranged on bottom lower box.
The utility model beneficial effect is as follows:
The utility model by barrier film with liquid and isolated from atmosphere, barometric pressure can act on liquid level again simultaneously, utilize barometric pressure that liquid is extruded, reach and both utilize external atmosphere pressure, directly do not contact with ambient atmosphere again, do not polluted by ambient atmosphere, the effect of oxidation, have the advantages such as simple in structure, convenient for installation and maintenance.
Description of drawings
Fig. 1 is the structural representation of the semiclosed casing of a kind of diaphragm type in the utility model embodiment;
Fig. 2 is the structural representation after the semiclosed casing perspective of a kind of diaphragm type in the utility model embodiment;
Fig. 3 is the exploded perspective view of upper cover plate element in the utility model embodiment.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, does not limit the utility model.
As shown in Fig. 1 ~ 3, the utility model embodiment relates to the semiclosed casing of a kind of diaphragm type, comprising:
Return liquid filter 1 and liquid return hole 2 and be arranged on dividing plate and return returning on liquid side upper cover plate 3 of liquid upper lateral part, be connected with system; The quantity of liquid return hole 2 is by the actual demand setting, and liquid return hole 2 also can be used for installing level sensor, or as filling opening; Returning liquid side upper cover plate 3 is to be connected with casing by upper cover plate gasket seal 14;
Liquid back pipe 4 is connected with liquid return hole 2, stretches into dividing plate and returns the liquid side bottom;
Fenestra blind flange 5 is arranged on casing, is used for observing the height of liquid in dividing plate imbibition side;
Tapping ball valve 13 is arranged on lower box 7 bottoms.
During normal the use, time liquid filter 1 on casing, liquid return hole 2, suction filter 12 all are connected with system, the contact of discord atmosphere.Tapping ball valve 13 is closed.Only have airfilter 9 to communicate with atmosphere.Ambient atmosphere enters casing after removing a large amount of dust through airfilter 9, and barometric pressure acts on barrier film 10 upsides.Barrier film 10 edges closely are connected with barrier film side upper cover plate 8, upper cover plate gasket seal 14, so barrier film 10 has completely cut off contacting of liquid in atmosphere and casing thoroughly.Return liquid side upper cover plate 3 and also be connected with casing by upper cover plate gasket seal 14, the external world that gets along well communicates.Barrier film is corrugated form, and is floating at the liquid upper surface bottom surface.Barrier film is can easy on and off flexible, and downward maximum free-extension position is lower than the liquid level lowest order, and upper cover plate can be arrived in the maximum free-extension position of making progress.Can also add a small amount of liquid at barrier film 10 upsides, the pressure that is produced by the liquid that adds and external atmosphere pressure combined action can improve at liquid surface the performance that in casing, liquid is sucked out; Can also make barrier film 10 better follow the liquid upper surface closely floats.System is transported to the liquid in casing in system element by suction filter 12, and unnecessary part is got back in casing by returning liquid filter or liquid return hole again.The service life of barrier film is more permanent than the liquid life-span in casing, during liquid, determines whether more to renew barrier film by checking the barrier film situation in changing casing, perhaps cleans again and utilizes.
In casing, liquid contacts with ambient atmosphere by barrier film, and external atmosphere pressure acts on barrier film, and barrier film passes to bar pressure liquid level in casing again.
The utility model with liquid and isolated from atmosphere, again utilizes barometric pressure that liquid extruded simultaneously by barrier film, reaches and both utilizes external atmosphere pressure, directly do not contact with ambient atmosphere again, do not polluted by ambient atmosphere, the effect of oxidation, have the advantages such as simple in structure, convenient for installation and maintenance.
Although be the example purpose, preferred embodiment of the present utility model is disclosed, it is also possible those skilled in the art will recognize various improvement, increase and replacement, therefore, scope of the present utility model should be not limited to above-described embodiment.
Claims (6)
1. the semiclosed casing of diaphragm type, is characterized in that, comprising:
Dividing plate is arranged in casing; Liquid return hole and liquid sucting port are positioned at dividing plate both sides;
Returning liquid filter and liquid return hole is arranged on dividing plate and returns on liquid side upper cover plate;
Liquid back pipe is connected with liquid return hole, stretches into dividing plate and returns the liquid side bottom;
Airfilter is arranged on the upper cover plate of dividing plate imbibition side;
Barrier film is arranged on above the liquid of space bar imbibition side, and diaphragm edge closely is connected with barrier film side upper cover plate, upper cover plate gasket seal;
Suction filter is arranged on dividing plate imbibition side bottom.
2. the semiclosed casing of diaphragm type as claimed in claim 1, is characterized in that, returns liquid side upper cover plate and be connected with casing by the upper cover plate gasket seal.
3. the semiclosed casing of diaphragm type as claimed in claim 1 or 2, is characterized in that, on the casing of dividing plate imbibition side, the fenestra blind flange is installed.
4. the semiclosed casing of diaphragm type as claimed in claim 3, is characterized in that, barrier film is the grooved packing element of the corrugated retractable made by rubber plastic class material, and barrier film is not dissolved in liquid in casing.
5. as claim 1, the 2 or 4 semiclosed casings of described diaphragm type, it is characterized in that, described device also comprises:
Liquidometer is arranged on dividing plate imbibition side.
6. the semiclosed casing of diaphragm type as claimed in claim 5, is characterized in that, described device also comprises:
The tapping ball valve is arranged on bottom lower box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220748517 CN203268545U (en) | 2012-12-28 | 2012-12-28 | Diaphragm type semi-closed box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220748517 CN203268545U (en) | 2012-12-28 | 2012-12-28 | Diaphragm type semi-closed box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203268545U true CN203268545U (en) | 2013-11-06 |
Family
ID=49499001
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220748517 Expired - Lifetime CN203268545U (en) | 2012-12-28 | 2012-12-28 | Diaphragm type semi-closed box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203268545U (en) |
-
2012
- 2012-12-28 CN CN 201220748517 patent/CN203268545U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160523 Address after: 066004 No. 3 Tianshan Road, Qinhuangdao economic and Technological Development Zone, Hebei, China Patentee after: QINHUANGDAO TIANYE TOLIAN HEAVY INDUSTRY Co.,Ltd. Address before: 066004 No. 3 Tianshan Road, Qinhuangdao economic and Technological Development Zone, Hebei, China Patentee before: QINHUANGDAO TIANYE TOLIAN HEAVY INDUSTRY Co.,Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20131106 |
|
| CX01 | Expiry of patent term |