CN205578972U - Vacuum protection flange connections - Google Patents
Vacuum protection flange connections Download PDFInfo
- Publication number
- CN205578972U CN205578972U CN201620310596.XU CN201620310596U CN205578972U CN 205578972 U CN205578972 U CN 205578972U CN 201620310596 U CN201620310596 U CN 201620310596U CN 205578972 U CN205578972 U CN 205578972U
- Authority
- CN
- China
- Prior art keywords
- flange
- protective cover
- seat
- lower flange
- flanges
- 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.)
- Expired - Fee Related
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Abstract
The utility model relates to a flange field, specific vacuum protection flange connections that says so, including last flange, lower flange, sealing washer, connecting block and protector, last flange be provided with an annular upper flange and no. Two upper flanges, the lower flange be provided with an annular lower flange and two numbers lower flanges, and go up and install the sealing washer between flange and the lower flange, protector include the protection casing, be located the annular elastic rubber seat and sealed pad the at both ends about the protection casing, protection casing side be provided with the induction port, induction port department installs the air lock, the utility model discloses an it is high to connect fastening nature, just the utility model discloses can not receive the erosion of rainwater and dust etc. Simultaneously, the air in the accessible extraction protection casing makes the interior cavity of protection casing be similar to to vacuum environment, and then slows down the utility model discloses an electrochemical corrosion.
Description
Technical field
This utility model relates to flange field, a kind of vacuum protection formula flange connector.
Background technology
Flange (Flange), again call orchid flange or bead.Flange is interconnective part between pipe and pipe, uses
Connection between pipe end；Also having the flange that the equipment that is used in is imported and exported, the connection between two equipment, such as reductor method
Blue.Flange joint or bump joint, refer to be connected with each other as one group of combined sealing structure by flange, pad and bolt three
Releasable connection.Pipe flange means the flange of pipe arrangement in plumbing installation, is used on equipment the import and export flange of the equipment that means.Method
Perforation on orchid, bolt makes two flanges be close to.Seal with liner between flange.Flange divide threaded (screwed connection) flange,
Welded flange and clip flange.Flange is all to use in pairs, and low pressure pipeline can use wire connection flange, four kilograms of pressure above
Use welded flange.Plus sealing gasket between two panels ring flange, then fasten with bolt.The flange thickness of different pressures is different,
The bolt that they use is the most different.Water pump and valve, when connecting with pipeline, the local of these equipment facilities, also make relatively
The flange shape answered, also referred to as Flange joint.Every union piece making at two planar perimeter to be connected with simultaneously closing,
The most referred to as " flange ".
In the producing continuously of modern industry flange by dielectric corrosion, wash away, temperature, pressure, the factor such as vibrations are affected, by
In the error of sealing surface processing dimension, the aging and installation of potted component fastens the reasons such as improper, and also probably due to outside
Moisture in air causes flange connections generation electrochemical corrosion to destroy the compactness of flange connector, inevitably causes
The seepage of flange.If flange leakage problems can not be administered in time, under the washing away of medium, meeting makes seepage expand rapidly, causes thing
The loss of material, the destruction of production environment, cause enterprise to shut down and stop production, cause huge economic loss.If poisonous and harmful,
Inflammable and explosive dielectric leakage, it is also possible to cause personnel to be poisoned, the major accident such as fire explosion.
Utility model content
For the problems of the prior art, this utility model provides a kind of vacuum protection formula flange connector, and it enables to method
Install between orchid and more fasten, it is to avoid flange is corroded by rainwater and dust, and slow down the electricity that electrochemistry flange is subject to
Chemical contamination.
This utility model solves its technical problem and be the technical scheme is that a kind of vacuum protection formula flange connector, including on
Flange, lower flange, sealing ring, contiguous block and preventer.
Described upper flange is provided with an annular upper flange and No. two upper flanges；A described upper flange is provided with six spiral shells
Bolt throughhole, a described upper flange periphery is provided with an extra screw thread；No. two described upper flanges are positioned at above a upper flange；
Described lower flange is provided with an annular lower flange and No. two lower flanges；A described lower flange is provided with six spiral shells
Bolt throughhole, a described lower flange periphery is provided with two extra screw threads；No. two described lower flanges are positioned at below a lower flange；
Described upper flange is connected by six roots of sensation bolt with lower flange, and is provided with sealing ring between upper flange and lower flange, institute
The sealing ring stated is quality of rubber materials；
Described contiguous block be annular, described contiguous block inwall is provided with female thread, described female thread can respectively with an extra
Screw thread and two extra screw threads are meshed.
During work, first contiguous block can be threadeded with lower flange, then upper flange is threadeded with contiguous block, and upper flange
Being connected with lower flange bolt, sealing ring is between upper flange and lower flange, and such design makes between upper flange and lower flange
Connect and more fasten.
Described preventer includes protective cover, the cyclic spring rubber base being positioned at the upper and lower two ends of protective cover and sealing gasket；
Described protective cover is quality of rubber materials, and protective cover is hollow revolving body, and described protective cover side is provided with air entry, inhales
Vent plug is installed at QI KOU；Described rubber base includes the seat of honour and lower seat, and the described seat of honour is fixedly connected with protective cover upper end, described
Lower seat be fixedly connected with protective cover lower end；The described seat of honour is dismountable to be bolted on No. two upper flanges, and described lower seat can
Being bolted on No. two lower flanges of dismounting；Between the described seat of honour and No. two upper flanges and between lower seat and No. two lower flanges
It is mounted on sealing gasket；Before upper flange is not connected with lower flange, by the seat of honour, protective cover upper end can be fixed on upper flange,
After upper flange connects with lower flange, then by lower seat, protective cover lower end is fixed on lower flange, thus protective cover can
Well protect flange connector, by air entry, the air in the cavity between protective cover and flange connector can be inhaled meanwhile
Go out so that be approximately vacuum environment in protective cover, thus the electrochemistry slowing down flange connector is polluted.
The beneficial effects of the utility model are:
(1) design of this utility model contiguous block so that be not only connected by bolt between upper flange with lower flange, also examines connection
Block carries out dual connection, so that connection tightness of the present utility model is higher；
(2) this utility model is designed with protective cover, and protective cover can adequately protect flange connections of the present utility model so that this
Utility model will not be by the erosion of rainwater and dust etc., meanwhile, in can making protective cover by the air in extraction protective cover
Cavity be approximately vacuum environment, and then slow down electrochemical corrosion of the present utility model.
Accompanying drawing explanation
With embodiment, this utility model is further illustrated below in conjunction with the accompanying drawings.
Fig. 1 is overall cut-away diagram of the present utility model；
Fig. 2 is overall schematic of the present utility model；
In figure: on upper flange 1, lower flange 2, sealing ring 3, contiguous block 4,5, upper flange of preventer 11, two
13, lower flange of flange 12, extra screw thread 21, No. two lower flange 22, two extra screw threads 23, protective cover 51, rubber
Seat 52, sealing gasket 53, air entry 54, vent plug 55, the seat of honour 521, lower seat 522.
Detailed description of the invention
For the technological means making this utility model realize, creation characteristic, reach purpose and be easy to understand with effect, below knot
Close detailed description of the invention, this utility model is expanded on further.
As depicted in figs. 1 and 2, a kind of vacuum protection formula flange connector of the present embodiment, including upper flange 1, lower flange 2,
Sealing ring 3, contiguous block 4 and preventer 5.
Described upper flange 1 is provided with an annular upper flange 11 and No. two upper flanges 12；A described upper flange 11 sets
Being equipped with six bolt holes, described upper flange 11 periphery is provided with an extra screw thread 13；No. two described upper flanges 12
It is positioned at above a upper flange 11；
Described lower flange 2 is provided with an annular lower flange 21 and No. two lower flanges 22；A described lower flange 21 sets
Being equipped with six bolt holes, described lower flange 21 periphery is provided with two extra screw threads 23；No. two described lower flanges 22
It is positioned at below a lower flange 21；
Described upper flange 1 is connected by six roots of sensation bolt with lower flange 2, and is provided with close between upper flange 1 and lower flange 2
Seal 3, described sealing ring 3 is quality of rubber materials；
Described contiguous block 4 is annular, and described contiguous block 4 inwall is provided with female thread, and described female thread can be respectively with one
Extra screw thread 13 and two extra screw threads 23 are meshed.
During work, first contiguous block 4 can be threadeded with lower flange 2, then upper flange 1 is threadeded with contiguous block 4, and
And upper flange 1 is connected with lower flange 2 bolt, sealing ring 3 is between upper flange 1 and lower flange 2, and such design makes
It is connected between upper flange 1 with lower flange 2 and more fastens.
Described preventer 5 include protective cover 51, the cyclic spring rubber base 52 being positioned at protective cover about 51 two ends and
Sealing gasket 53；
Described protective cover 51 is quality of rubber materials, and protective cover 51 is hollow revolving body, and described protective cover 51 side is provided with suction
QI KOU 54, is provided with vent plug 55 at air entry 54；Described rubber base 52 includes the seat of honour 521 and lower seat 522, and described is upper
Seat 521 is fixedly connected with protective cover 51 upper end, and described lower seat 522 is fixedly connected with protective cover 51 lower end；The described seat of honour 521
Dismountable being bolted on No. two upper flanges 12, described lower seat 522 is dismountable is bolted to No. two lower flanges 22
On；It is mounted between the described seat of honour 521 and No. two upper flanges 12 and between lower seat 522 and No. two lower flanges 22 sealing
Pad 53；Before upper flange 1 is not connected with lower flange 2, by the seat of honour 521, protective cover 51 upper end can be fixed on upper flange 1
On, after upper flange 1 connects with lower flange 2, then by lower seat 522, protective cover 51 lower end is fixed on lower flange 2,
Thus protective cover 51 can be good at protecting flange connector, meanwhile, can pass through air entry 54 by protective cover 51 and Flange joint
Air sucking-off in cavity between part so that be approximately vacuum environment in protective cover 51, thus slow down the electrification of flange connector
Learn and pollute.
Of the present utility model ultimate principle, principal character and advantage have more than been shown and described.The technical staff of the industry should
Solve, this utility model is not restricted to the described embodiments, the description in above-mentioned embodiment and description this practicality is simply described
Novel principle, on the premise of without departing from this utility model spirit and scope, this utility model also has various changes and modifications,
These changes and improvements both fall within the scope that this utility model is claimed.This utility model claims scope by appended power
Profit claim and equivalent thereof define.
Claims (2)
1. a vacuum protection formula flange connector, it is characterised in that: include upper flange (1), lower flange (2), sealing ring (3),
Contiguous block (4) and preventer (5)；Wherein:
Described upper flange (1) is provided with an annular upper flange (11) and No. two upper flanges (12)；A described upper flange
(11) being provided with six bolt holes, described upper flange (11) periphery is provided with an extra screw thread (13)；Described No. two
Upper flange (12) is positioned at upper flange (11) top；
Described lower flange (2) is provided with an annular lower flange (21) and No. two lower flanges (22)；A described lower flange
(21) being provided with six bolt holes, described lower flange (21) periphery is provided with two extra screw threads (23)；Described No. two
Lower flange (22) is positioned at lower flange (21) lower section；
Described upper flange (1) is connected by six roots of sensation bolt with lower flange (2), and installs between upper flange (1) and lower flange (2)
Having sealing ring (3), described sealing ring (3) is quality of rubber materials；
Described contiguous block (4) be annular, described contiguous block (4) inwall is provided with female thread, described female thread can respectively with
One extra screw thread (13) and two extra screw threads (23) are meshed.
A kind of vacuum protection formula flange connector the most according to claim 1, it is characterised in that: described preventer (5)
The cyclic spring rubber base (52) including protective cover (51), being positioned at protective cover (51) two ends up and down and sealing gasket (53)；
Described protective cover (51) is quality of rubber materials, and protective cover (51) is hollow revolving body, and described protective cover (51) side is arranged
There are air entry (54), air entry (54) place that vent plug (55) is installed；Described rubber base (52) includes the seat of honour (521) and lower seat
(522), the described seat of honour (521) is fixedly connected with protective cover (51) upper end, and described lower seat (522) and protective cover (51) lower end are solid mutually
Even；The described seat of honour (521) is dismountable to be bolted on No. two upper flanges (12), described lower seat (522) dismountable spiral shell
Tether and be connected on No. two lower flanges (22)；Between the described seat of honour (521) and No. two upper flanges (12) and lower seat (522) with No. two
Sealing gasket (53) it is mounted between lower flange (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620310596.XU CN205578972U (en) | 2016-04-14 | 2016-04-14 | Vacuum protection flange connections |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620310596.XU CN205578972U (en) | 2016-04-14 | 2016-04-14 | Vacuum protection flange connections |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205578972U true CN205578972U (en) | 2016-09-14 |
Family
ID=56862659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620310596.XU Expired - Fee Related CN205578972U (en) | 2016-04-14 | 2016-04-14 | Vacuum protection flange connections |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205578972U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105782604A (en) * | 2016-04-14 | 2016-07-20 | 安庆宜源石油机械配件制造有限责任公司 | Vacuum protective flange connector |
-
2016
- 2016-04-14 CN CN201620310596.XU patent/CN205578972U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105782604A (en) * | 2016-04-14 | 2016-07-20 | 安庆宜源石油机械配件制造有限责任公司 | Vacuum protective flange connector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160914 Termination date: 20170414 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |