CN104074448A - Sealing structure of access door cover - Google Patents
Sealing structure of access door cover Download PDFInfo
- Publication number
- CN104074448A CN104074448A CN201410340542.3A CN201410340542A CN104074448A CN 104074448 A CN104074448 A CN 104074448A CN 201410340542 A CN201410340542 A CN 201410340542A CN 104074448 A CN104074448 A CN 104074448A
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- door
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- doorframe
- weather strip
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- Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
Abstract
The invention discloses a sealing structure of an access door cover. The sealing structure comprises a door frame and the door cover and is characterized in that the door frame is a double-edge frame, the end face of the door frame is F-type, I-type sealing strips are arranged in the double-edge frame, the door cover is a double-layer thermal insulation door with U-type sealing strips, a thermal insulation material is arranged in the interlayer of the double-layer thermal insulation door, the door cover and the door frame are buckled, the U-type sealing strips are buckled onto the door frame, the F-type double-edge frame and the I-type sealing strips are connected with the U-type sealing strips in an elastic pressing mode, and the door cover and the door frame are sealed. Compared with the prior art, the sealing structure has good sealing performance, after the door cover is pressed tightly, the non-leaking effect is achieved, the phenomenon that the door cover is not tightly sealed due to deformation of the door frame is effectively avoided, corrosion of condensed water formed after hot air is cooled is reduced, safety operation performance of equipment is improved, service life of the equipment is prolonged, maintenance cost of the equipment is reduced and economic benefits of enterprises are improved.
Description
Technical field
The present invention relates to cleaner technical field, specifically a kind of maintenance door closure hermetically-sealed construction for waste incineration and Coal Chemical Industry cleaner.
Background technology
For the sack cleaner of garbage incinerating tail gas processing, owing to containing a large amount of sour gas in waste gas, and water capacity and temperature all higher, incineration tail gas is very serious to the corrosion of cleaner.In actual scene is used, the clean room maintenance door closure of bag-type dust equipment corrodes the most serious position often, main cause is that the sealing of clean room top access door lid is bad, equipment internal-external temperature difference is large, top flue gas condensing, and sour gas dewfall becomes acidic liquid, directly etching clean room, because top part corrosion is serious, cause maintenance door closure to leak out simultaneously, have a strong impact on the safe and stable operation of dust removing effects and equipment.Especially cause the gathering of equipment sour gas and accelerate equipment corrosion in garbage power industry, cause duration of service to reduce, even threaten the safety of production.And at Chemical Industry, because oxygen content need to strictly be controlled, therefore, equipment also needs to carry out strict sealing, otherwise easily because entering, oxygen causes the accident.
The hermetically-sealed construction of the maintenance door closure user shape of prior art, relies on the compression of access door weather strip and doorframe to seal, and due to doorframe very easily distortion in manufacturing process, so that the sealing of door closure and doorframe is not easy to compress, and door closure leaks seriously.Cleaner is generally negative pressure operation, can cause like this ambient atmos by access door access arrangement inside in running, and equipment is produced to corrosiveness.Especially access door is individual layer door, and the inside and outside cold and hot gas temperature difference of equipment causes access door interior surface dewfall, door closure seriously corroded, cause the inefficacy in advance of sealing, insulation of equipment performance reduces, and makes operating mode difficult quality guarantee, makes actual life lower than design service life.
Summary of the invention
A kind of hermetically-sealed construction that overhauls door closure providing for the deficiencies in the prior art is provided, adopt " U " type hermetically-sealed construction of the two-door frame of " F " type and double-deck door closure, make " I " type weather strip of doorframe and " U " type weather strip of door closure contact completely and fit, rely on the elastic deformation sealing of weather strip, reach without leakage effect, effectively avoid doorframe to make the poorly sealed close phenomenon generation of door closure that distortion causes, double-layer heat insulation door closure makes equipment internal-external temperature difference have buffering and a transition preferably, reduce the corrosion that hot gas preliminary condensation bears water, safe running performance and the application life of equipment are increased, further reduce cost of equipment maintenance, improve Business Economic Benefit.
The technical scheme that realizes the object of the invention is: a kind of hermetically-sealed construction that overhauls door closure, comprise doorframe and door closure, and it is characterized in that doorframe is the bilateral frame that end face is " F " type, in bilateral frame, be provided with " I " type weather strip; Door closure is the double-layer heat insulation door that surrounding is provided with " U " type weather strip, in the interlayer of double-layer heat insulation door, is provided with heat insulating material; Described door closure and doorframe fasten, and its " U " type weather strip is fastened on doorframe, and the bilateral frame of " F " type and " I " type weather strip and " U " type weather strip elastic compression joint, realize the sealing of door closure and doorframe.
Described " I " RunddichtringO is a little more than the height of doorframe.
The present invention compared with prior art has good sealing performance, door closure can reach without leakage effect after compressing, effectively avoid doorframe to make the poorly sealed close phenomenon generation of door closure that distortion causes, double-layer heat insulation door closure makes equipment internal-external temperature difference have buffering and a transition preferably, reduce the corrosion that hot gas preliminary condensation bears water, increase safe running performance and the application life of equipment, further reduced cost of equipment maintenance, improved Business Economic Benefit.
Brief description of the drawings
Fig. 1 is structural representation of the present invention;
Fig. 2 is sash structure schematic diagram;
Fig. 3 is door cover structure schematic diagram;
Fig. 4 is the A node enlarged diagram of Fig. 1.
Detailed description of the invention
Consult accompanying drawing 1, the present invention is made up of doorframe 3 and door closure 4, and described doorframe 3 is provided with " I " type weather strip 2; Described door closure 4 is for being provided with the double-layer heat insulation door of " U " type weather strip 1; Described door closure 4 fastens with doorframe 3, by " I " type weather strip 2 and the 1 elastic deformation sealing of " U " type weather strip, realizes the technique effect of door closure 4 and doorframe 3 inclusion seals.Described " U " type weather strip 1 and " I " type weather strip 2 adopt fluosilicic rubber to make.
Consult accompanying drawing 2, described doorframe 3, for end face is the bilateral frame of " F " type, is provided with " I " type weather strip 2 in bilateral frame, and " I " type weather strip 2 is fixedly installed on by glue in the bilateral frame of doorframe 3; Described " I " type weather strip 2 is a little more than the height of doorframe 3.
Consult accompanying drawing 3, described door closure 4 is provided with the double-layer heat insulation door of " U " type weather strip 1 for surrounding, " U " type weather strip 1 is fixedly installed on by glue in the seal groove of door closure 4 frames, in the interlayer of double-layer heat insulation door, be provided with heat insulating material 5, double-layer heat insulation door closure 4 can reduce the contact of cold and hot gas, and insulation of equipment is effective.
Consult accompanying drawing 4, after described door closure 4 compresses with doorframe 3, its " U " type weather strip 1 is fastened on doorframe 3, the bilateral frame of " F " type and " I " type weather strip 2 and " U " type weather strip 1 elastic compression joint, utilize the elastic deformation between " I " type weather strip 2 and " U " type weather strip 1 to seal, the problems such as the error of the sash structure that overcomes preferably prior art on making causes compressing, realize the excellent sealing of door closure 4 and doorframe 3.
The present invention depresses after doorframe 3 when door closure 4, coordinate outside screw hold down gag, make " I " type weather strip 2 on doorframe 3 contact completely and fit with " U " type weather strip 1 on door closure 4, rely on the elastic deformation sealing between rubber, its contact surface is soft-soft elastic compression joint, can reach leak free sealing effectiveness, and the door closure 4 of double-decked insulation reduces contact and the corrosion of cold condensate to equipment of cold and hot gas, improve runnability and the application life of equipment, reduced cost of equipment maintenance.
More than just the present invention is further illustrated, and not in order to limit this patent, all is the present invention's equivalence enforcement, within all should being contained in the claim scope of this patent.
Claims (2)
1. overhaul a hermetically-sealed construction for door closure, comprise doorframe and door closure, it is characterized in that doorframe is the bilateral frame that end face is " F " type, in bilateral frame, be provided with " I " type weather strip; Door closure is the double-layer heat insulation door that surrounding is provided with " U " type weather strip, in the interlayer of double-layer heat insulation door, is provided with heat insulating material; After described door closure and doorframe compress, its " U " type weather strip is fastened on doorframe, and the bilateral frame of " F " type and " I " type weather strip and " U " type weather strip elastic compression joint, realize the sealing of door closure and doorframe.
2. overhaul according to claim 1 the hermetically-sealed construction of door closure, it is characterized in that the height of described " I " type weather strip a little more than doorframe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410340542.3A CN104074448A (en) | 2014-07-17 | 2014-07-17 | Sealing structure of access door cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410340542.3A CN104074448A (en) | 2014-07-17 | 2014-07-17 | Sealing structure of access door cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104074448A true CN104074448A (en) | 2014-10-01 |
Family
ID=51596014
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410340542.3A Pending CN104074448A (en) | 2014-07-17 | 2014-07-17 | Sealing structure of access door cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104074448A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105064881A (en) * | 2015-07-17 | 2015-11-18 | 厦门理工学院 | Double-layer manhole door |
| CN107435452A (en) * | 2017-08-03 | 2017-12-05 | 江苏齐正电力技术有限公司 | Melt pit lid sealing structure |
| CN110391597A (en) * | 2019-08-16 | 2019-10-29 | 蚌埠市鑫泰工程塑料制品有限公司 | One kind being convenient for safety-type maintenance power box |
| CN114086868A (en) * | 2021-10-25 | 2022-02-25 | 许继电气股份有限公司 | Shutter and box-type substation thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2192710Y (en) * | 1993-05-30 | 1995-03-22 | 国营常熟市制冷设备厂 | Sealed doorframe |
| JP2002070445A (en) * | 2000-08-29 | 2002-03-08 | Kazumoto Hashizume | Fittings |
| RU2297363C1 (en) * | 2005-09-19 | 2007-04-20 | Открытое акционерное общество Таганрогский авиационный научно-технический комплекс им. Г.М. Бериева | Sealing unit |
| CN202237637U (en) * | 2011-08-11 | 2012-05-30 | 合肥宏大环保设备有限公司 | Outdoor type top-seal and waterproof inspection door frame for bag dust filter |
| CN203208831U (en) * | 2013-04-28 | 2013-09-25 | 合肥宏大环保设备有限公司 | Explosion door of safe explosion-proof bag filter |
| CN203978222U (en) * | 2014-07-17 | 2014-12-03 | 厦门佰瑞福环保科技有限公司 | A kind of hermetically-sealed construction that overhauls door closure |
-
2014
- 2014-07-17 CN CN201410340542.3A patent/CN104074448A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2192710Y (en) * | 1993-05-30 | 1995-03-22 | 国营常熟市制冷设备厂 | Sealed doorframe |
| JP2002070445A (en) * | 2000-08-29 | 2002-03-08 | Kazumoto Hashizume | Fittings |
| RU2297363C1 (en) * | 2005-09-19 | 2007-04-20 | Открытое акционерное общество Таганрогский авиационный научно-технический комплекс им. Г.М. Бериева | Sealing unit |
| CN202237637U (en) * | 2011-08-11 | 2012-05-30 | 合肥宏大环保设备有限公司 | Outdoor type top-seal and waterproof inspection door frame for bag dust filter |
| CN203208831U (en) * | 2013-04-28 | 2013-09-25 | 合肥宏大环保设备有限公司 | Explosion door of safe explosion-proof bag filter |
| CN203978222U (en) * | 2014-07-17 | 2014-12-03 | 厦门佰瑞福环保科技有限公司 | A kind of hermetically-sealed construction that overhauls door closure |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105064881A (en) * | 2015-07-17 | 2015-11-18 | 厦门理工学院 | Double-layer manhole door |
| CN105064881B (en) * | 2015-07-17 | 2017-03-08 | 厦门理工学院 | Double-deck manhole door |
| CN107435452A (en) * | 2017-08-03 | 2017-12-05 | 江苏齐正电力技术有限公司 | Melt pit lid sealing structure |
| CN110391597A (en) * | 2019-08-16 | 2019-10-29 | 蚌埠市鑫泰工程塑料制品有限公司 | One kind being convenient for safety-type maintenance power box |
| CN114086868A (en) * | 2021-10-25 | 2022-02-25 | 许继电气股份有限公司 | Shutter and box-type substation thereof |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20141001 |