CN209064782U - A kind of sealing device of finished product operation well and oil tank flange - Google Patents
A kind of sealing device of finished product operation well and oil tank flange Download PDFInfo
- Publication number
- CN209064782U CN209064782U CN201821993849.3U CN201821993849U CN209064782U CN 209064782 U CN209064782 U CN 209064782U CN 201821993849 U CN201821993849 U CN 201821993849U CN 209064782 U CN209064782 U CN 209064782U
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- China
- Prior art keywords
- flange
- disk
- finished product
- oil tank
- cuff
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Abstract
The utility model discloses a kind of sealing devices of finished product operation well and oil tank flange, including first flange disk, equally distributed flange bolt hole there are four being opened up at the disk of the first flange disk, and the inner wall of four flange bolt holes is plugged with flange bolt, the bottom of four flange bolts is plugged with the same second flange disk, and the bottom end of four flange bolts all extends to the bottom of second flange disk, the bottom of four flange bolts has been connected through a screw thread flange nut, and the two sides at the top of four flange bolt holes are welded with plunger barrel, both ends at the top of the first flange disk offer screw limiting slot, and the inside of two screw limiting slots is provided with threaded rod.The utility model can be avoided flange bolt and loosen, and can prevent sealing ring from falling off, avoid occurring loosening between ring flange or gap and lead to Oil spills, extrusion ring makes the first sealing ring generate a greater degree of deformation, reaches better seal effect.
Description
Technical field
The utility model relates to the sealings of technical field of petrochemical industry more particularly to a kind of finished product operation well and oil tank flange
Device.
Background technique
It is connected with each other by flange, gasket and bolt three as one group of combined sealing structure currently, flanged joint refers to
Releasable connection is exactly that two pipelines, pipe fitting or equipment are first individually fixed on a ring flange, is added between two ring flanges
Upper flange pad together with bolt fastening just completes connection, flanged joint is the important connection type of pipeline construction, in stone
Oily chemical field is exactly connection oil tank and the flange for operating well by the way of flanged joint between finished product operation well and oil tank
Piece, sealing ring and other flange fasteners together constitute the sealing device of flange, existing finished product operation well and oil tank
Between the sealing device of flanged joint there are sealing rings to loosen, occurs gap between ring flange and phenomena such as flange bolt loosens,
Cause the joint seal of flanges between finished product operation well and oil tank poor, the problem of Oil spills occurs.
Utility model content
Purpose of the utility model is to solve disadvantages existing in the prior art, and a kind of finished product proposed operates well
With the sealing device of oil tank flange.
To achieve the goals above, the utility model adopts the technical scheme that
A kind of sealing device of finished product operation well and oil tank flange, including first flange disk, the circle of the first flange disk
Pan Chu is opened up there are four equally distributed flange bolt hole, and the inner wall of four flange bolt holes is plugged with flange bolt, and four
The bottom of a flange bolt is plugged with the same second flange disk, and the bottom end of four flange bolts all extends to the second method
The bottom of blue disk, the bottom of four flange bolts have been connected through a screw thread flange nut, and four flange bolt hole tops
The two sides in portion are welded with plunger barrel, and the both ends at the top of the first flange disk offer screw limiting slot, and two screw rods
The inside of limiting slot is provided with threaded rod, and the side at the top of two threaded rods is welded with rotating bar, and two rotations
The exterior circumference of bar is socketed with lever, and the middle position of two threaded rods has been connected through a screw thread the same flange sleeve
Hoop, and annular groove is provided in the middle part of flange cuff inner wall, the cross section of annular groove is trapezoidal, the ring of the flange cuff inner wall
Shape slot is connected with the second sealing ring.
The intermediate circumference at the top of the second flange disk opens up fluted as a further solution of the present invention,
And the first sealing ring is provided in groove.
There are three equally distributed for the top pressing of first sealing ring as a further solution of the present invention,
Extrusion ring, and three extrusion rings are all set at the intermediate circumference of first flange pan bottom.
The middle position of eight plunger barrel bottoms is welded with bullet as a further solution of the present invention,
Spring, and plunger rod is provided at the top of eight springs.
The top of eight plunger rods is welded with plunger top, and eight as a further solution of the present invention,
A plunger top is located at the two sides of the nuts bottom of four flange bolts.
Detent is provided at the circumference of the flange cuff bottom interior wall as a further solution of the present invention,
Slot, and detent tooth is equipped at the lower circumference of second flange disk, the outer wall of detent tooth is adapted with the inner wall of detent slot.
The end to end place of the flange cuff is plugged with cuff bolt as a further solution of the present invention,
And cuff bolt has been connected through a screw thread cuff nut far from one end of nuts.
The utility model has the following beneficial effects:
1. fixing the first method by flange bolt and flange nut by setting plunger barrel, spring, plunger rod and plunger top
When blue disk and second flange disk, when flange bolt is rotated down, nuts and plunger top contact simultaneously press down on spring, until spiral shell
Bolt is tightened with nut, and the reaction force for the downward pressure and nut that nuts applies ring flange by spring is jointly by two
Flange chuck clamping can be avoided flange bolt and loosen；
2. rotating threaded rod by setting flange cuff, rotating bar, threaded rod and the second sealing ring by rotating bar, enabling
Threaded rod moves downward, further clamping flange disk, and the second sealing ring seals the junction of two flanges by extruding, is clamped
The cross section of the annular groove of second sealing ring be it is trapezoidal, can prevent sealing ring from falling off, avoid occurring loosening between ring flange or
Person gap and lead to Oil spills；
3. the first sealing ring is arranged between two ring flanges by setting extrusion ring and the first sealing ring, pass through two
The extruding of ring flange and generate deformation, be filled between two ring flanges, to play the effect of sealing, extrusion ring can make
One sealing ring generates a greater degree of deformation, to reach better seal effect.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of finished product operate well and oil tank flange sealing device structure sectional view；
Fig. 2 be the utility model proposes a kind of finished product operate well and oil tank flange sealing device structural schematic diagram；
Fig. 3 be the utility model proposes a kind of finished product operate well and the sealing device of oil tank flange plunger barrel structure cut open
View.
In figure: 1 first flange disk, 2 second flange disks, 3 first sealing rings, 4 extrusion rings, 5 flange bolts, 6 flange bolts
It is hole, 7 flange nuts, 8 plunger tops, 9 flange cuffs, 10 threaded rods, 11 levers, 12 rotating bars, 13 screw limiting slots, 14 second close
Seal, 15 detent teeth, 16 detent slots, 17 plunger rods, 18 plunger barrels, 19 sliding blocks, 20 sliding slots, 21 springs, 22 cuff bolts, 23 sets
Bind round nut.
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.
Referring to Fig.1-3, a kind of sealing device of finished product operation well and oil tank flange, including first flange disk 1, first flange
Equally distributed flange bolt hole 6 there are four being opened up at the disk of disk 1, and the inner wall of four flange bolt holes 6 is plugged with method
Blue bolt 5, the bottom of four flange bolts 5 is plugged with the same second flange disk 2, and the bottom end of four flange bolts 5 is prolonged
The bottom of second flange disk 2 is extended to, the bottom of four flange bolts 5 has been connected through a screw thread flange nut 7, and four flanges
The two sides at 6 top of bolt hole are welded with plunger barrel 18, and the both ends at 1 top of first flange disk offer screw limiting slot 13,
And the inside of two screw limiting slots 13 is provided with threaded rod 10, the side at two 10 tops of threaded rod is welded with rotating bar
12, and the exterior circumference of two rotating bars 12 is socketed with lever 11, the middle position of two threaded rods 10 is connected through a screw thread
There is the same flange cuff 9, and be provided with annular groove in the middle part of 9 inner wall of flange cuff, the cross section of annular groove is trapezoidal, flange
The annular groove of 9 inner wall of cuff is connected with the second sealing ring 14.
In the utility model, the intermediate circumference at the top of second flange disk 2 opens up fluted, and it is close that first is provided in groove
Seal 3, there are three equally distributed extrusion rings 4 for the top pressing of the first sealing ring 3, and three extrusion rings 4 are all set in first
At the intermediate circumference of flange pan bottom, the middle position of eight 18 bottoms of plunger barrel is welded with spring 21, and eight springs 21
Top be provided with plunger rod 17, the top of eight plunger rods 17 is welded with plunger top 8, and position is distinguished on eight plunger tops 8
Detent slot 16 is provided at the two sides of the nuts bottom of four flange bolts 5, the circumference of 9 bottom interior wall of flange cuff, and
Detent tooth 15 is equipped at the lower circumference of second flange disk 2, the outer wall of detent tooth 15 is adapted with the inner wall of detent slot 16, flange
The end to end place of cuff 9 is plugged with cuff bolt 22, and cuff bolt 22 has been connected through a screw thread far from one end of nuts
Cuff nut 23.
Working principle: in use, passing through flange bolt 5 and the fixed first flange disk 1 of flange nut 7 and second flange disk 2
When, when flange bolt 5 is rotated down, nuts contacts with plunger top 8 and presses down on spring 21, until bolts and nuts are twisted
Tightly, the reaction force for the downward pressure and nut that nuts applies ring flange by spring 21 is jointly by two flange disk folders
Tightly, it can be avoided flange bolt 5 to loosen, threaded rod 10 rotated by rotating bar 12, enables threaded rod 10 move downward, into one
Clamping flange disk is walked, the second sealing ring 14 seals the junction of two ring flanges by extruding, the second sealing ring 14 of clamping
The cross section of annular groove be it is trapezoidal, can prevent sealing ring from falling off, avoid occurring loosening between ring flange or gap and cause
Oil spills, the first sealing ring 3 generate deformation by the extruding of two ring flanges, are filled between two ring flanges, thus
The effect of sealing is played, extrusion ring 4 can make the first sealing ring 3 generate a greater degree of deformation, to reach better seal
Effect.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (7)
1. the sealing device of a kind of finished product operation well and oil tank flange, including first flange disk (1), which is characterized in that described the
It is opened up at the disk of one ring flange (1) there are four equally distributed flange bolt hole (6), and four flange bolt holes (6) is interior
Wall is plugged with flange bolt (5), and the bottom of four flange bolts (5) is plugged with the same second flange disk (2), and four
The bottom end of a flange bolt (5) all extends to the bottom of second flange disk (2), and the bottom of four flange bolts (5) is logical
It crosses and is threaded with flange nut (7), and the two sides at the top of four flange bolt holes (6) are welded with plunger barrel (18), it is described
Both ends at the top of first flange disk (1) offer screw limiting slot (13), and the inside of two screw limiting slots (13) is all provided with
It is equipped with threaded rod (10), the side at the top of two threaded rods (10) is welded with rotating bar (12), and two rotating bars
(12) exterior circumference is socketed with lever (11), and the middle position of two threaded rods (10) has been connected through a screw thread same
A flange cuff (9), and annular groove is provided in the middle part of flange cuff (9) inner wall, the cross section of annular groove is trapezoidal, the method
The annular groove of blue cuff (9) inner wall is connected with the second sealing ring (14).
2. the sealing device of a kind of operation of finished product well and oil tank flange according to claim 1, which is characterized in that described the
Intermediate circumference at the top of two ring flanges (2) opens up fluted, and the first sealing ring (3) is provided in groove.
3. the sealing device of a kind of operation of finished product well and oil tank flange according to claim 2, which is characterized in that described the
There are three equally distributed extrusion ring (4) for the top pressing of one sealing ring (3), and three extrusion rings (4) are all set in the first method
At the intermediate circumference of blue pan bottom.
4. the sealing device of a kind of finished product operation well and oil tank flange according to claim 1, which is characterized in that eight institutes
The middle position for stating plunger barrel (18) bottom is welded with spring (21), and is provided with plunger rod at the top of eight springs (21)
(17)。
5. the sealing device of a kind of finished product operation well and oil tank flange according to claim 4, which is characterized in that eight institutes
The top for stating plunger rod (17) is welded with plunger top (8), and eight plunger tops (8) are located at four flange bolts (5)
The two sides of nuts bottom.
6. the sealing device of a kind of finished product operation well and oil tank flange according to claim 1, which is characterized in that the method
It is provided with detent slot (16) at the circumference of blue cuff (9) bottom interior wall, and is equipped with detent at the lower circumference of second flange disk (2)
The outer wall of tooth (15), detent tooth (15) is adapted with the inner wall of detent slot (16).
7. the sealing device of a kind of finished product operation well and oil tank flange according to claim 1, which is characterized in that the method
The end to end place of blue cuff (9) is plugged with cuff bolt (22), and cuff bolt (22) passes through spiral shell far from one end of nuts
Line is connected with cuff nut (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821993849.3U CN209064782U (en) | 2018-11-30 | 2018-11-30 | A kind of sealing device of finished product operation well and oil tank flange |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821993849.3U CN209064782U (en) | 2018-11-30 | 2018-11-30 | A kind of sealing device of finished product operation well and oil tank flange |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209064782U true CN209064782U (en) | 2019-07-05 |
Family
ID=67100822
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821993849.3U Active CN209064782U (en) | 2018-11-30 | 2018-11-30 | A kind of sealing device of finished product operation well and oil tank flange |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209064782U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113697281A (en) * | 2021-08-23 | 2021-11-26 | 上海卫星装备研究所 | Rotatable caliper for vacuum vessel |
-
2018
- 2018-11-30 CN CN201821993849.3U patent/CN209064782U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113697281A (en) * | 2021-08-23 | 2021-11-26 | 上海卫星装备研究所 | Rotatable caliper for vacuum vessel |
| CN113697281B (en) * | 2021-08-23 | 2023-02-28 | 上海卫星装备研究所 | Rotatable caliper for vacuum vessel |
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