CN207470964U - A kind of hermetically sealed blind flange - Google Patents
A kind of hermetically sealed blind flange Download PDFInfo
- Publication number
- CN207470964U CN207470964U CN201721605102.1U CN201721605102U CN207470964U CN 207470964 U CN207470964 U CN 207470964U CN 201721605102 U CN201721605102 U CN 201721605102U CN 207470964 U CN207470964 U CN 207470964U
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- CN
- China
- Prior art keywords
- lower cover
- seal
- hermetically sealed
- blind flange
- sealing
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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.)
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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 on 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 pipe 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
The utility model is specifically related 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, pipeline needs to protect its junction,
Prevent waste water and gas leakage from polluting or on the pipeline of medicine production, needing to completely cut off pipeline external environment.
Invention content
In order to solve the deficiencies in the prior art, the utility model provides a kind of hermetically sealed blind flange.
The utility model use technical solution be：A kind of hermetically sealed blind flange, including independent upper outlet body under
Cover body is respectively provided with the inner cavity of half arc, the inner cavity split of the upper outlet body and lower cover on the upper outlet body and lower cover
Formed discoidal for accommodating the accommodating chamber of flange, the openend of the upper outlet body is equipped with the first mounting portion, and described the
It is close that first is provided with being formed with the first groove on the joint face of lower cover openend on one mounting portion, in first groove
Sealing, the openend of the lower cover are equipped with the second mounting portion, and second mounting portion is equipped with the second groove, described
Second mounting portion of lower cover is connected to the clamping installation that the first groove realizes upper outlet body and lower cover, and the upper outlet body is under
The both sides of cover body are additionally provided with connecting tube, and the connecting tube is located on the central axes of circular blind flange, the connecting tube
Interior to be equipped with 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 in the connecting tube, the second seal is bar shaped
Sealing element, 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 step structure with outer interannular, described
Outer shroud position higher than inner ring, the step structure is bonded with installation base.
Several screw holes, first mounting portion and first are equipped on first sealing and the first mounting portion
Sealing element is fixedly connected with by screw hole.
The lower cover bottom is additionally provided with drainpipe, and PH instruction pasters are additionally provided on the inside of the drainpipe.
The PH instruction pasters are made of the paster portion of intermediate 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 utility model are：The utility model provides a kind of hermetically sealed blind flange, including independent upper
Cover body and lower cover, are respectively provided with the inner cavity of half arc on the upper outlet body and lower cover, the upper outlet body and lower cover
Inner cavity split forms the discoidal accommodating chamber for being used to accommodate flange, passes through and the first sealing is set between upper outlet body and lower cover
Part, the pipe that is connected is interior to be equipped with dismountable second seal, realizes to the complete close of the flange of hermetically sealed blind flange and inside
Envelope is applicable to various situations especially for different standard flanges or different in nature flange, dismountable second seal.
Description of the drawings
FIG. 1 is a schematic structural view of the utility model.
Fig. 2 is the utility model upper outlet body structure diagram.
Fig. 3 is the utility model lower cover structure diagram.
Fig. 4 is the utility model first seal structure diagram.
Fig. 5 indicates marking paper structure schematic diagram for the utility model PH.
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 instructions
Paster, 52-PH instruction units, 53- pasters portion.
Specific embodiment
The utility model 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 is respectively provided on the upper outlet body 1 and lower cover 2, it is described
The inner cavity split of upper outlet body 1 and lower cover 2 forms the discoidal accommodating chamber for being used to accommodate flange, and the upper outlet body 1 is opened
Mouthful end is equipped with the first mounting portion 11, with being formed with first on the joint face of 2 openend of lower cover on first mounting portion 11
Groove 12, first seal 3 is provided in first groove 12, and the openend of the lower cover 2 is equipped with the second installation
Portion 21, second mounting portion 21 are equipped with the second groove, and it is recessed that the second mounting portion 21 of the lower cover 2 is connected to first
Slot 12 realizes that the clamping of upper outlet body 1 and lower cover 2 is installed, and the both sides of the upper outlet body 1 and lower cover 2 are additionally provided with connecting tube
4, the connecting tube 4 is located on the central axes of circular blind flange, and the dismountable second sealing is equipped in the connecting tube 4
Part, the second seal are attached on the inner wall of connecting tube 4.The connecting tube 4 is made of the splicing of two and half tube bodies, institute
The semicanal body stated is located on the side of upper outlet body 1 and lower cover 2.The utility model between upper outlet body and lower cover by setting
First seal, the pipe that is connected is interior to be equipped with dismountable second seal, realizes the flange to hermetically sealed blind flange and inside
Be fully sealed, be applicable to respectively especially for different standard flanges or different in nature flange, dismountable second seal
Kind situation.
The first seal 3 include the first sealing 31, first sealing 31 be plane, 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 in the connecting tube 4, the second seal is
Bar shaped sealing element, 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 step structure, institute with outer interannular
The position for the outer shroud stated is higher than inner ring, and the step structure is bonded with installation base 41.
Several screw holes, first mounting portion 11 are equipped on 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 on the inside of the drainpipe 5
51.The PH instruction pasters 51 are made of the paster portion 53 of intermediate 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 utility model, and the scope of protection of the utility model is not limited merely to
Above-described embodiment, all technical solutions belonged under the utility model thinking belong to the scope of protection of the utility model.It should refer to
Go out, for those skilled in the art, several improvement under the premise of the utility model principle is not departed from and
Retouching, these improvements and modifications also should be regarded as the scope of protection of the utility model.
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, which is characterized 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）The first groove is formed 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 connection
Pipe（4）, the connecting tube（4）On the central axes of circular blind flange, the connecting tube（4）It is interior to be equipped with removably
Second seal, the second seal are attached to connecting tube（4）Inner wall on.
A kind of 2. hermetically sealed blind flange according to claim 1, which is characterized 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, which is characterized 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, which is characterized 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 cooperation.
A kind of 5. hermetically sealed blind flange according to claim 4, which is characterized 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 sealing element, and described second seals
The side of part is equipped with and pastes portion, and the second seal is pasted by the portion of pasting in installation base（41）On.
A kind of 6. hermetically sealed blind flange according to claim 5, which is characterized in that the arch sealing（32）By interior
Ring is formed with outer shroud, and the inner ring forms step 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, which is characterized in that first sealing（31）With
One mounting portion（11）On be equipped with several 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, which is characterized 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, which is characterized 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 |
|---|---|---|---|
| CN201721605102.1U CN207470964U (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 |
|---|---|---|---|
| CN201721605102.1U CN207470964U (en) | 2017-11-27 | 2017-11-27 | A kind of hermetically sealed blind flange |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207470964U true CN207470964U (en) | 2018-06-08 |
Family
ID=62258687
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721605102.1U Active CN207470964U (en) | 2017-11-27 | 2017-11-27 | A kind of hermetically sealed blind flange |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207470964U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107940134A (en) * | 2017-11-27 | 2018-04-20 | 周福义 | A kind of hermetically sealed blind flange |
-
2017
- 2017-11-27 CN CN201721605102.1U patent/CN207470964U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107940134A (en) * | 2017-11-27 | 2018-04-20 | 周福义 | A kind of hermetically sealed blind flange |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |