CN107940134A - A kind of hermetically sealed blind flange - Google Patents
A kind of hermetically sealed blind flange Download PDFInfo
- Publication number
- CN107940134A CN107940134A CN201711203526.XA CN201711203526A CN107940134A CN 107940134 A CN107940134 A CN 107940134A CN 201711203526 A CN201711203526 A CN 201711203526A CN 107940134 A CN107940134 A CN 107940134A
- Authority
- CN
- China
- Prior art keywords
- lower cover
- seal
- hermetically sealed
- blind flange
- upper outlet
- Prior art date
- 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.)
- Pending
Links
- 238000007789 sealing Methods 0.000 claims description 29
- 238000009434 installation Methods 0.000 claims description 12
- 239000000843 powder Substances 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L23/00—Flanged joints
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L23/00—Flanged joints
- F16L23/16—Flanged joints characterised by the sealing means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L23/00—Flanged joints
- F16L23/16—Flanged joints characterised by the sealing means
- F16L23/167—Flanged joints characterised by the sealing means in connection with the appearance or detection of leaks
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L2201/00—Special arrangements for pipe couplings
- F16L2201/20—Safety or protective couplings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L2201/00—Special arrangements for pipe couplings
- F16L2201/30—Detecting leaks
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L2201/00—Special arrangements for pipe couplings
- F16L2201/60—Identification or marking
Abstract
A kind of hermetically sealed blind flange, including independent upper outlet body and lower cover, the inner cavity of half arc is respectively provided with the upper outlet body and lower cover, the inner cavity split of the upper outlet body and lower cover forms the discoidal accommodating chamber for being used to accommodate flange, by setting first seal between upper outlet body and lower cover, it is connected in managing and is equipped with dismountable second seal, realize being fully sealed to the flange of hermetically sealed blind flange and inside, various situations are applicable to especially for different standard flanges or different in nature flange, dismountable second seal.
Description
Technical field
Present invention relates particularly to pipeline protection technique field, and in particular to a kind of hermetically sealed blind flange.
Background technology
In sewage treatment field, particularly in the field for having exhaust gas waste water, its pipeline needs to protect its junction,
Prevent waste water and gas leakage from polluting, or on the pipeline of medicine production, it needs to completely cut off pipeline external environment.
The content of the invention
In order to solve the deficiencies in the prior art, of the invention provides a kind of hermetically sealed blind flange.
The technical solution that the present invention uses is：A kind of hermetically sealed blind flange, including independent upper outlet body and lower cover,
The inner cavity of half arc is respectively provided with the upper outlet body and lower cover, the inner cavity split of the upper outlet body and lower cover forms circle
The accommodating chamber for being used to accommodate flange of dish type, the openend of the upper outlet body are equipped with the first mounting portion, the described first installation
With formed with the first groove, first seal is provided with first groove on the joint face of lower cover openend in portion,
The openend of the lower cover is equipped with the second mounting portion, and second mounting portion is equipped with the second groove, the lower cover
Second mounting portion of body is connected to the clamping installation that the first groove realizes upper outlet body and lower cover, the upper outlet body and lower cover
Both sides be additionally provided with connecting tube, the connecting tube is located on the central axes of circular blind flange, is set in the connecting tube
There is dismountable second seal, the second seal is attached on the inner wall of connecting tube.
The connecting tube is made of the splicing of two and half tube bodies, and the semicanal body is located at the side of upper outlet body and lower cover
On.
The first seal includes the first sealing, and first sealing is plane, and described first seals
Portion is connected in the first groove.
The first seal has further included arch sealing, and the arch sealing is half arc, the arch
Shape sealing and the sealing of half tube body coordinate.
The installation base radially extended along connecting tube is additionally provided with the connecting tube, the second seal is bar shaped
Seal, the side of the second seal, which is equipped with, pastes portion, and the second seal is pasted by the portion of pasting and installed
On boss.
The arch sealing is made of inner ring and outer shroud, and the inner ring forms ledge structure with outer interannular, described
The position of outer shroud be higher than inner ring, the ledge structure is bonded with installation base.
Some screw holes, first mounting portion and first are equipped with first sealing and the first mounting portion
Seal is fixedly connected with by screw hole.
The lower cover bottom is additionally provided with drainpipe, and PH instruction pasters are additionally provided with the inside of the drainpipe.
The PH instruction pasters are made of the paster portion of middle PH instruction units and both sides, are added in the PH instruction units
There is PH to indicate powder, the back of the PH instruction units is equipped with water suction capillary portion.
The beneficial effects of the invention are as follows：The present invention provides a kind of hermetically sealed blind flange, including independent upper outlet body is with
Cover body, the inner cavity of half arc, the inner cavity split of the upper outlet body and lower cover are respectively provided with the upper outlet body and lower cover
The discoidal accommodating chamber for being used to accommodate flange is formed, by setting first seal between upper outlet body and lower cover, is coordinated
Dismountable second seal is equipped with connecting tube, realizes being fully sealed to the flange of hermetically sealed blind flange and inside, especially
It is to be applicable to various situations for different standard flanges or different in nature flange, dismountable second seal.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention.
Fig. 2 is upper outlet body structure diagram of the present invention.
Fig. 3 is lower cover structure diagram of the present invention.
Fig. 4 is first seal structure diagram of the present invention.
Fig. 5 indicates marking paper structure schematic diagram for PH of the present invention.
1- upper outlet bodies in figure, 2- lower covers, 3- first seals, 4- connecting tubes, 5- drainpipes, the first mounting portions of 11-,
The first grooves of 12-, the second mounting portions of 21-, the first sealings of 31-, 32- arch sealings, 41- installation bases, 51-PH indicating stickers
Paper, 52-PH instruction units, 53- pasters portion.
Embodiment
The present invention is further described in conjunction with Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, a kind of hermetically sealed blind flange, including
Independent upper outlet body 1 and lower cover 2, the inner cavity of half arc, the upper cover are respectively provided with the upper outlet body 1 and lower cover 2
The inner cavity split of body 1 and lower cover 2 forms the discoidal accommodating chamber for being used to accommodate flange, the openend of the upper outlet body 1
Equipped with the first mounting portion 11, on first mounting portion 11 with the joint face of 2 openend of lower cover formed with the first groove
12, first seal 3 is provided with first groove 12, the openend of the lower cover 2 is equipped with the second mounting portion 21,
Second mounting portion 21 is equipped with the second groove, and the second mounting portion 21 of the lower cover 2 is connected to the first groove 12
Realize that the clamping of upper outlet body 1 and lower cover 2 is installed, the both sides of the upper outlet body 1 and lower cover 2 are additionally provided with connecting tube 4, institute
The connecting tube 4 stated is located on the central axes of circular blind flange, and dismountable second seal is equipped with the connecting tube 4,
The second seal is attached on the inner wall of connecting tube 4.The connecting tube 4 is made of the splicing of two and half tube bodies, described
Semicanal body be located on the side of upper outlet body 1 and lower cover 2.The present invention is first close by being set between upper outlet body and lower cover
Sealing, is connected in managing and is equipped with dismountable second seal, realizes to the complete of the flange of hermetically sealed blind flange and inside
Sealing, various situations are applicable to especially for different standard flanges or different in nature flange, dismountable second seal.
The first seal 3 includes the first sealing 31, and first sealing 31 is plane, and described first
Sealing 31 is connected in the first groove 12.The first seal 3 has further included arch sealing 32, and the arch is close
Envelope portion 32 is half arc, and 32 and half tube body of arch sealing sealing coordinates.
The installation base 41 radially extended along connecting tube 4 is additionally provided with the connecting tube 4, the second seal is
Bar shaped seal, the side of the second seal, which is equipped with, pastes portion, and the second seal is pasted by the portion of pasting
On installation base 41.
The arch sealing 32 is made of inner ring and outer shroud, and the inner ring forms ledge structure, institute with outer interannular
The position for the outer shroud stated is higher than inner ring, and the ledge structure is bonded with installation base 41.
Some screw holes, first mounting portion 11 are equipped with first sealing 31 and the first mounting portion 11
It is fixedly connected with first seal 3 and by screw hole.
2 bottom of lower cover is additionally provided with drainpipe 5, and PH instruction pasters are additionally provided with the inside of the drainpipe 5
51.The PH instruction pasters 51 are made of the paster portion 53 of middle PH instruction units 52 and both sides, the PH instruction units 52
Interior to indicate powder added with PH, the back of the PH instruction units 52 is equipped with water suction capillary portion.
The above is only the preferred embodiment of the present invention, and protection scope of the present invention is not limited merely to above-mentioned implementation
Example, all technical solutions belonged under thinking of the present invention belong to protection scope of the present invention.It should be pointed out that for the art
Those of ordinary skill for, some improvements and modifications without departing from the principles of the present invention, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (9)
1. a kind of hermetically sealed blind flange, including independent upper outlet body（1）And lower cover（2）, the upper outlet body（1）And lower cover
（2）On be respectively provided with the inner cavity of half arc, the upper outlet body（1）And lower cover（2）Inner cavity split form discoidal be used for
Accommodate the accommodating chamber of flange, it is characterised in that the upper outlet body（1）Openend be equipped with the first mounting portion（11）, it is described
First mounting portion（11）Upper and lower cover（2）Formed with the first groove on the joint face of openend（12）, first groove
（12）Inside it is provided with first seal（3）, the lower cover（2）Openend be equipped with the second mounting portion（21）, described
Two mounting portions（21）It is equipped with the second groove, the lower cover（2）The second mounting portion（21）It is connected to the first groove（12）
Realize upper outlet body（1）And lower cover（2）Clamping installation, the upper outlet body（1）And lower cover（2）Both sides be additionally provided with company
Adapter（4）, the connecting tube（4）On the central axes of circular blind flange, the connecting tube（4）It is interior to be equipped with detachably
Second seal, the second seal is attached to connecting tube（4）Inner wall on.
A kind of 2. hermetically sealed blind flange according to claim 1, it is characterised in that the connecting tube（4）By two and half
Tube body splicing composition, the semicanal body are located at upper outlet body（1）And lower cover（2）Side on.
A kind of 3. hermetically sealed blind flange according to claim 2, it is characterised in that the first seal（3）Including
First sealing（31）, first sealing（31）For plane, first sealing（31）It is connected to the first groove
（12）It is interior.
A kind of 4. hermetically sealed blind flange according to claim 3, it is characterised in that the first seal（3）Also wrap
Arch sealing is included（32）, the arch sealing（32）For half arc, the arch sealing（32）With half tube body
Sealing coordinates.
A kind of 5. hermetically sealed blind flange according to claim 4, it is characterised in that the connecting tube（4）On be additionally provided with
Along connecting tube（4）The installation base radially extended（41）, the second seal is bar shaped seal, and described second seals
The side of part is equipped with and pastes portion, and the second seal is pasted in installation base by the portion of pasting（41）On.
A kind of 6. hermetically sealed blind flange according to claim 5, it is characterised in that the arch sealing（32）By interior
Ring is formed with outer shroud, and the inner ring forms ledge structure with outer interannular, and the position of the outer shroud is higher than inner ring, the platform
Stage structure and installation base（41）Fitting.
A kind of 7. hermetically sealed blind flange according to claim 3, it is characterised in that first sealing（31）With
One mounting portion（11）On be equipped with some screw holes, first mounting portion（11）With first seal（3）With pass through screw
Hole is fixedly connected.
A kind of 8. hermetically sealed blind flange according to claim 1, it is characterised in that the lower cover（2）Bottom is also set
There is drainpipe（5）, the drainpipe（5）Inside on be additionally provided with PH instruction paster（51）.
A kind of 9. hermetically sealed blind flange according to claim 8, it is characterised in that the PH instruction pasters（51）In
Between PH instruction units（52）With the paster portion of both sides（53）Composition, the PH instruction units（52）It is interior to indicate powder added with PH, it is described
PH instruction units（52）Back be equipped with water suction capillary portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711203526.XA CN107940134A (en) | 2017-11-27 | 2017-11-27 | A kind of hermetically sealed blind flange |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711203526.XA CN107940134A (en) | 2017-11-27 | 2017-11-27 | A kind of hermetically sealed blind flange |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107940134A true CN107940134A (en) | 2018-04-20 |
Family
ID=61949027
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711203526.XA Pending CN107940134A (en) | 2017-11-27 | 2017-11-27 | A kind of hermetically sealed blind flange |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107940134A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111059380A (en) * | 2019-12-05 | 2020-04-24 | 温州市动宠商贸有限公司 | Pipeline sealing device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103075587A (en) * | 2013-01-17 | 2013-05-01 | 中国科学院上海应用物理研究所 | Dual-sealing flange |
| CN205261117U (en) * | 2015-12-24 | 2016-05-25 | 苏州市泽立德机电设备有限公司 | Pipeline splashproof structure |
| CN205859414U (en) * | 2016-08-02 | 2017-01-04 | 浙江特塑龙化工设备有限公司 | A kind of novel flange protective cover |
| JP6140257B1 (en) * | 2015-12-07 | 2017-05-31 | 東尾メック株式会社 | Leak preventer |
| CN206593275U (en) * | 2017-03-24 | 2017-10-27 | 民勤县隆丰工贸有限公司 | A kind of connecting elements of hydrofuge airduct |
| CN207470964U (en) * | 2017-11-27 | 2018-06-08 | 周福义 | A kind of hermetically sealed blind flange |
-
2017
- 2017-11-27 CN CN201711203526.XA patent/CN107940134A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103075587A (en) * | 2013-01-17 | 2013-05-01 | 中国科学院上海应用物理研究所 | Dual-sealing flange |
| JP6140257B1 (en) * | 2015-12-07 | 2017-05-31 | 東尾メック株式会社 | Leak preventer |
| CN205261117U (en) * | 2015-12-24 | 2016-05-25 | 苏州市泽立德机电设备有限公司 | Pipeline splashproof structure |
| CN205859414U (en) * | 2016-08-02 | 2017-01-04 | 浙江特塑龙化工设备有限公司 | A kind of novel flange protective cover |
| CN206593275U (en) * | 2017-03-24 | 2017-10-27 | 民勤县隆丰工贸有限公司 | A kind of connecting elements of hydrofuge airduct |
| CN207470964U (en) * | 2017-11-27 | 2018-06-08 | 周福义 | A kind of hermetically sealed blind flange |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111059380A (en) * | 2019-12-05 | 2020-04-24 | 温州市动宠商贸有限公司 | Pipeline sealing device |
| CN111059380B (en) * | 2019-12-05 | 2021-08-17 | 温州漏腐蚀五金制品有限公司 | Pipeline sealing device |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |