CN209084230U - A kind of forged steel check-valves connecting flange - Google Patents
A kind of forged steel check-valves connecting flange Download PDFInfo
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- CN209084230U CN209084230U CN201821794544.XU CN201821794544U CN209084230U CN 209084230 U CN209084230 U CN 209084230U CN 201821794544 U CN201821794544 U CN 201821794544U CN 209084230 U CN209084230 U CN 209084230U
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- seal convexity
- flange disk
- flange
- calibration
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Abstract
The utility model discloses a kind of forged steel check-valves connecting flanges of check-valves technical field, the first seal convexity is provided on the right side of the first flange disk, the second seal convexity is provided on the outside of first seal convexity, third seal convexity is provided on the outside of second seal convexity, sealing ring is provided on the right side of the first flange disk, second flange side of facing left is provided with the first sealed groove to match with the first seal convexity, the third sealed groove to match with third seal convexity is provided on the outside of second sealed groove, second flange side of facing left is provided with the O-shaped slot to match with sealing ring, the first seal convexity on the right side of first flange disk, second seal convexity, third seal convexity and third seal convexity, which pass through interference fit clamping respectively and enter second flange, faces left the first sealed groove of side, second sealing is recessed Slot, third sealed groove and O-shaped slot inner cavity, greatly improve the leakproofness of junction, meet use demand.
Description
Technical field
The utility model relates to check-valves technical field, specially a kind of forged steel check-valves connecting flange.
Background technique
Connecting flange is a kind of dismountable connector that two pipelines, pipe fitting or equipment are linked together, currently, market
On connecting flange have certain problems in use, for example, existing connecting flange passes through gasket to flange
Disk junction is sealed, when flange using overlong time rear stub junction gasket abrasion can there is a situation where leaking,
Cost loss is greatly improved, if there is also some potential safety problemss when fluid is harmful gases and liquid, leads to nothing
Method satisfies the use demand, for this purpose, it is proposed that a kind of forged steel check-valves connecting flange.
Utility model content
The purpose of this utility model is to provide a kind of forged steel check-valves connecting flanges, to solve in above-mentioned background technique
The problem of proposition.
To achieve the above object, the utility model provides the following technical solutions: a kind of forged steel check-valves connecting flange, packet
First flange disk and second flange disk are included, first flange disk is fixedly connected with second flange disk by multiple groups fastening bolt, the first method
It is evenly arranged with four groups of calibration columns on the right side of blue disk, second flange is faced left the calibrations that side is evenly arranged with four groups and calibrates column and match
Hole, first flange disk right side are provided with the first seal convexity, are provided with the second seal convexity on the outside of the first seal convexity, second is close
Envelope protrusion outside is provided with third seal convexity, is provided with sealing ring on the right side of first flange disk, and second flange side of facing left is provided with
The first sealed groove to match with the first seal convexity, the first sealed groove outside is provided with to match with the second seal convexity
The second sealed groove, be provided with the third sealed groove to match with third seal convexity on the outside of the second sealed groove, second
The O-shaped slot to match with sealing ring is provided on the left of ring flange.
Preferably, calibration column includes cylinder, and cylinder outer wall is evenly arranged with four groups of mounting grooves, and mounting groove inner cavity is provided with
Spring, spring are provided with the fixture block to match with mounting groove far from the side of mounting groove inner cavity.
Preferably, calibration hole inner wall is evenly arranged with four groups of card slots to match with fixture block, and fixture block and calibration column are logical
It crosses clearance fit and is installed on card slot and calibration hole inner cavity, fixture block is located on the right side of calibration column outer wall, and card slot is located at calibration hole inner cavity
Right side.
Preferably, the first seal convexity, the second seal convexity and third seal convexity are semicircular structure, and first is close
Envelope protrusion is provided with gap between the second seal convexity and third seal convexity, the first seal convexity, the second seal convexity and
Third seal convexity is elastic rubber seal convexity, and the first seal convexity, the second seal convexity and third seal convexity are equal
The first sealed groove, the second sealed groove and third sealed groove inner cavity are connected in by interference fit.
Preferably, outer wall is provided with external screw thread on the left of calibration column, and is provided on the right side of first flange disk and calibration column phase
The connecting hole matched, calibration column pass through the internal screw thread to match and external thread bolt connection in connecting hole inner cavity.
Preferably, sealing ring is adhered on the right side of first flange disk by marine glue, and O-shaped slot is by die cast in the second method
Orchid is faced left side.
Compared with prior art, the utility model has the beneficial effects that
The connecting flange structure is simple, practical, has good sealing performance, and first on the right side of first flange disk is close
Envelope protrusion, the second seal convexity, third seal convexity and third seal convexity pass through interference fit clamping respectively and enter the second method
Orchid face left side the first sealed groove, the second sealed groove, third sealed groove and O-shaped slot inner cavity it is time saving and energy saving, it is convenient and efficient,
The leakproofness of junction is greatly improved, preventing pad pad wear greatly reduces cost loss, mention there is a situation where leaking
High security performance, meets use demand.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model first flange dish structure schematic diagram；
Fig. 3 is the utility model second flange dish structure schematic diagram；
Fig. 4 is that the utility model calibrates rod structure schematic diagram.
In figure: 1 first flange disk, 2 second flange disks, 3 fastening bolts, 4 calibration columns, 41 cylinders, 42 mounting grooves, 43 springs,
44 fixture blocks, 5 calibration holes, 6 first seal convexities, 7 second seal convexities, 8 third seal convexities, 9 sealing rings, 10 first sealings are recessed
Slot, 11 second sealed grooves, 12 third sealed grooves, 13 O-shaped slots.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-4 is please referred to, the utility model provides a kind of technical solution: a kind of forged steel check-valves connecting flange, including
First flange disk 1 and second flange disk 2, first flange disk 1 and second flange disk 2 are fixedly connected by multiple groups fastening bolt 3, and first
It is evenly arranged with four groups of calibration columns 4 on the right side of ring flange 1, four groups are evenly arranged on the left of second flange disk 2 and is matched with calibration column 4
Calibration hole 5, be provided with the first seal convexity 6 on the right side of first flange disk 1, be provided with the second sealing on the outside of the first seal convexity 6
Protrusion 7 is provided with third seal convexity 8 on the outside of second seal convexity 7, is provided with sealing ring 9 on the right side of first flange disk 1, and second
It is provided with the first sealed groove 10 to match with the first seal convexity 6 on the left of ring flange 10, is set on the outside of the first sealed groove 10
It is equipped with the second sealed groove 11 to match with the second seal convexity 7, is provided on the outside of the second sealed groove 11 and is sealed with third
The 8 third sealed grooves 12 that match of protrusion are provided with the O-shaped slot 13 to match with sealing ring 9 on the left of second flange disk 2.
Wherein, calibration column 4 includes cylinder 41, and 41 outer wall of cylinder is evenly arranged with four groups of mounting grooves 42,42 inner cavity of mounting groove
It is provided with spring 43, spring 43 is provided with the fixture block 44 to match with mounting groove 42 far from the side of 42 inner cavity of mounting groove,
Fixture block 44 can be received into 42 inner cavity of mounting groove by the mutual cooperation of mounting groove 42 and spring 43, inserted convenient for calibration column 4
It taps into calibration hole 5, it is time saving and energy saving, greatly improve practicability；
5 inner wall of calibration hole is evenly arranged with four groups of card slots to match with fixture block 44, and fixture block 44 and calibration column 4 pass through
Clearance fit is installed on 5 inner cavity of card slot and calibration hole, and fixture block 44 is located on the right side of calibration 4 outer wall of column, and card slot is located in calibration hole 5
On the right side of chamber, cooperate fixture block 44 that can increase the jail that calibration 4 grafting of column enters 5 inner cavity of calibration hole by the fixture block of 5 inner cavity of calibration hole
Solidity, can preventing its shaking from leading to calibration, column 4 is curved happens, and greatly meets use demand, reduces costs
Loss；
First seal convexity 6, the second seal convexity 7 and third seal convexity 8 are semicircular structure, and the first sealing is convex
It rises and is provided with gap, the first seal convexity 6, the second seal convexity 7 between the 6, second seal convexity 7 and third seal convexity 8
It is elastic rubber seal convexity with third seal convexity 8, and the first seal convexity 6, the second seal convexity 7 and third sealing are convex
It plays 8 and 12 inner cavity of the first sealed groove 10, the second sealed groove 11 and third sealed groove is connected in by interference fit, pass through
Interference fit clamping is time saving and energy saving, convenient and efficient, connects convenient for first flange disk 1 and second flange disk 2, greatly improves reality
With property, use demand is met；
Calibration 4 left side outer wall of column is provided with external screw thread, and is provided on the right side of first flange disk 1 and calibrates what column 4 matched
Connecting hole, calibration column 4 pass through the internal screw thread to match and external thread bolt connection in connecting hole inner cavity, pass through the internal and external threads to match
The case where with connecting hole installation calibrating column 4 convenient for carrying out dismounting and change to it, can not be replaced after preventing calibration column 4 to be lost,
The loss for greatly reducing first flange disk 1 extends its service life；
Sealing ring 9 is adhered to 1 right side of first flange disk by marine glue, and O-shaped slot 13 is by die cast in second flange
It is time saving and energy saving to be adhered to 1 right side of first flange disk by marine glue by the left side of disk 2 for sealing ring 9, and sealing ring 9 can be prevented from the
The case where falling off on one ring flange 1, O-shaped slot 13 is convenient and efficient by die cast, greatly meets use demand.
Working principle: when need use connecting flange when, by pipeline respectively with first flange disk 1 and second flange disk 2
It is fixedly connected, is entered in the calibration hole 5 in 2 left side of second flange disk by four groups of 4 grafting of calibration column on 1 right side of first flange disk
Chamber, by the tension of spring 43 by 44 ejecting card of fixture block tap into the card slot inner cavity into 5 inner cavity of calibration hole calibration column 4 is carried out it is secondary
It is fixed, it is convenient and efficient, after four groups of 4 grafting of calibration column enter 5 inner cavity of calibration hole by first flange disk 1 and second flange disk 2 to
Movement is drawn close at center, by being interference fitted first seal convexity 6 on the right side of first flange disk 1, the second seal convexity 7, the
Three seal convexities 8 and sealing ring 9 are clamped respectively enters the first sealed groove 10, the second sealed groove 11, third sealed groove 12
First flange disk 1 and 2 junction of second flange disk are sealed with O-shaped slot inner cavity, prevent first flange disk 1 and second flange
2 junction of disk greatly improves leakproofness and safety, reduces costs loss, pass through fastening bolt 3 there is a situation where leaking
It is fixed time saving and energy saving to be attached to first flange disk 1 and second flange disk 2, greatly improves working efficiency, meeting makes
Use demand.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of forged steel check-valves connecting flange, including first flange disk (1) and second flange disk (2), the first flange
Disk (1) is fixedly connected with second flange disk (2) by multiple groups fastening bolt (3), it is characterised in that: the first flange disk (1) is right
Side is evenly arranged with four groups of calibration columns (4), and four groups and calibration column (4) phase are evenly arranged on the left of the second flange disk (2)
The calibration hole (5) matched, first flange disk (1) right side are provided with the first seal convexity (6), first seal convexity (6)
Outside is provided with the second seal convexity (7), is provided with third seal convexity (8) on the outside of second seal convexity (7), and described the
It is provided with sealing ring (9) on the right side of one ring flange (1), is provided with and the first seal convexity (6) phase on the left of the second flange disk (2)
Matched first sealed groove (10), the first sealed groove (10) outside is provided with to match with the second seal convexity (7)
The second sealed groove (11), the to match with third seal convexity (8) is provided on the outside of second sealed groove (11)
Three sealed grooves (12), second flange disk (2) left side are provided with the O-shaped slot (13) to match with sealing ring (9).
2. a kind of forged steel check-valves connecting flange according to claim 1, it is characterised in that: calibration column (4) packet
It includes cylinder (41), cylinder (41) outer wall is evenly arranged with four groups of mounting grooves (42), and mounting groove (42) inner cavity is respectively provided with
Have spring (43), the spring (43) is provided with the card to match with mounting groove (42) far from the side of mounting groove (42) inner cavity
Block (44).
3. a kind of forged steel check-valves connecting flange according to claim 1, it is characterised in that: in the calibration hole (5)
Wall is evenly arranged with four groups of card slots to match with fixture block (44), and fixture block (44) and calibration column (4) are pacified by clearance fit
Loaded on card slot and calibration hole (5) inner cavity, the fixture block (44) is located on the right side of calibration column (4) outer wall, and card slot is located at calibration hole (5)
On the right side of inner cavity.
4. a kind of forged steel check-valves connecting flange according to claim 1, it is characterised in that: first seal convexity
(6), the second seal convexity (7) and third seal convexity (8) are semicircular structure, and the first seal convexity (6), the second sealing
Gap, first seal convexity (6), the second seal convexity (7) are provided between raised (7) and third seal convexity (8)
It is elastic rubber seal convexity with third seal convexity (8), and the first seal convexity (6), the second seal convexity (7) and third
It is recessed that seal convexity (8) is connected in the first sealed groove (10), the second sealed groove (11) and third sealing by interference fit
Slot (12) inner cavity.
5. a kind of forged steel check-valves connecting flange according to claim 1, it is characterised in that: the calibration column (4) is left
Side outer wall is provided with external screw thread, and the connecting hole to match with calibration column (4), the school are provided on the right side of first flange disk (1)
Quasi- column (4) passes through the internal screw thread to match and external thread bolt connection in connecting hole inner cavity.
6. a kind of forged steel check-valves connecting flange according to claim 1, it is characterised in that: the sealing ring (9) is logical
It crosses marine glue to be adhered on the right side of first flange disk (1), the O-shaped slot (13) is by die cast on the left of second flange disk (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821794544.XU CN209084230U (en) | 2018-11-01 | 2018-11-01 | A kind of forged steel check-valves connecting flange |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821794544.XU CN209084230U (en) | 2018-11-01 | 2018-11-01 | A kind of forged steel check-valves connecting flange |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209084230U true CN209084230U (en) | 2019-07-09 |
Family
ID=67122109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821794544.XU Active CN209084230U (en) | 2018-11-01 | 2018-11-01 | A kind of forged steel check-valves connecting flange |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209084230U (en) |
-
2018
- 2018-11-01 CN CN201821794544.XU patent/CN209084230U/en active Active
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