CN214947129U - Adjustable sealing flange - Google Patents
Adjustable sealing flange Download PDFInfo
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- CN214947129U CN214947129U CN202120911153.7U CN202120911153U CN214947129U CN 214947129 U CN214947129 U CN 214947129U CN 202120911153 U CN202120911153 U CN 202120911153U CN 214947129 U CN214947129 U CN 214947129U
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Abstract
The utility model discloses an adjustable sealing flange, including first flange board, second flange board, first sealing washer and adjustment mechanism, first seal groove has been seted up on the first flange board, first sealing washer joint is in first seal groove, second flange board and the relative laminating of first flange board, the first sealing washer of second flange board extrusion for form end face seal between first flange board and the second flange board, adjustment mechanism and first sealing washer butt, a plurality of adjustment mechanism distribute around the circumference of first sealing washer, adjustment mechanism can extrude first sealing washer. The first sealing ring is extruded through the adjusting mechanism, so that the first sealing ring deforms, a gap generated by deformation such as tilting and the like is formed between the two sealing end faces in a compensating mode, the sealing effect is enhanced, the gasket is replaced without frequently disassembling the connecting bolt of the flange, the adjusting mechanism is convenient to adjust, and a large amount of maintenance time and manpower are saved.
Description
Technical Field
The utility model relates to a machining equipment field, concretely relates to adjustable sealing flange.
Background
The flange is also called flange plate or flange, and the flange can be used for the mutual connection between shafts and also can be used for the connection between pipe ends; there are also flanges on the inlet and outlet of the equipment for the connection between two pieces of equipment, such as reducer flanges. The flange connection or flange joint is a detachable connection which is formed by connecting a flange, a gasket and a bolt together to form a group of combined sealing structure, wherein the pipeline flange is a flange for piping in a pipeline device and is used for tying an inlet flange and an outlet flange of the equipment on the equipment, the flange is provided with holes, and the bolt penetrates through the holes to tightly connect the two flanges.
A flange for between the pipe end need set up seal gasket between two flanges to take place to leak when preventing that the fluid from passing through the flange, nevertheless because seal gasket generally adopts the asbestos gasket, very easily damage, two other flanges are with pipe end welded in-process, two sealed terminal surfaces produce deformation such as stick up to one side each other, make the sealed effect of gasket poor, very easily leak, and just need dismantle connecting bolt and change the gasket when taking place to leak, waste time and energy.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model provides an adjustable sealing flange to it is poor to solve current flange seal effect, very easily leaks, and just need dismantle connecting bolt and change the gasket when taking place to leak, the problem that wastes time and energy.
In order to solve the technical problem, the utility model discloses a technical scheme is:
the utility model provides an adjustable sealing flange, includes first flange board, second flange board, first sealing washer and adjustment mechanism, first seal groove has been seted up on the first flange board, first sealing washer joint in the first seal groove, the second flange board with first flange board laminating relatively, the extrusion of second flange board first sealing washer makes first flange board with form end face seal between the second flange board, adjustment mechanism with first sealing washer butt, it is a plurality of adjustment mechanism distribute in around the circumference of first sealing washer, adjustment mechanism can extrude first sealing washer.
The first sealing ring is extruded through the adjusting mechanism, so that the first sealing ring deforms, a gap generated by deformation such as tilting and the like is formed between the two sealing end faces in a compensating mode, the sealing effect is enhanced, the gasket is replaced without frequently disassembling the connecting bolt of the flange, the adjusting mechanism is convenient to adjust, and a large amount of maintenance time and manpower are saved.
Further, adjustment mechanism includes push pedal and screw, the push pedal is arc, the intrados of push pedal with first sealing washer butt, the screw is followed the radial setting of first flange board and with first flange board threaded connection, the tail end of screw with the push pedal rotates to be connected, the screw with be used for connecting first flange board reaches the connecting bolt of second flange board staggers, avoids interfering. The pushing plate is driven to move by rotating the screw, the arc-shaped pushing plate is matched with the appearance of the first sealing ring, and the first sealing ring is extruded to enable the first sealing ring to deform continuously.
Furthermore, the head of the screw is a hexagonal head, and the head of the screw is provided with a hexagon socket. The screw adapts to different wrenches, and is convenient to detach and drive.
Further, the adjusting mechanism further comprises an elastic sheet, the elastic sheet is located between the push plate and the first sealing ring, the elastic sheet is arranged on the first sealing ring in a surrounding mode in a cylindrical mode, and the inner arc surface of the push plate is abutted to the elastic sheet. Through adopting the flexure strip to promote first sealing washer and warp, prevent the thrust sudden change of push pedal to the position of first sealing washer contact and non-contact, pass through the flexure strip transition for first sealing washer warp in succession.
Furthermore, the adjustable sealing flange further comprises a second sealing ring, a second sealing groove is formed in the first flange plate, and the second sealing ring is clamped in the second sealing groove. Through setting up the second sealing washer, further strengthen the leakproofness between first flange board and the second flange board.
Furthermore, a sealing step is arranged on the end face, opposite to the second flange plate, of the first flange plate. The sealing step is arranged, and the sealing end face is subjected to finish machining, so that the sealing performance is better.
Furthermore, the second flange plate is provided with a sealing step on the end face opposite to the first flange plate. Corresponding with first flange, set up sealed step for, will seal the terminal surface finish machining for the leakproofness is better.
Adopt above-mentioned technical scheme, compare with prior art, the beneficial effects of the utility model are that:
1. the first sealing ring is extruded through the adjusting mechanism, so that the first sealing ring deforms, a gap generated by deformation such as tilting and the like is formed between the two sealing end faces in a compensating mode, the sealing effect is enhanced, the gasket is replaced without frequently disassembling the connecting bolt of the flange, the adjusting mechanism is convenient to adjust, and a large amount of maintenance time and manpower are saved.
2. Through setting up the second sealing washer, further strengthen the leakproofness between first flange board and the second flange board.
3. Simple structure, the mechanism is nimble, and the suitability is strong.
Drawings
In order to more clearly illustrate the embodiments of the present invention, the drawings used in the embodiments will be briefly described below. In all the drawings, the elements or parts are not necessarily drawn to actual scale.
Fig. 1 is a front view of the present invention;
FIG. 2 is a cross-sectional view A-A of FIG. 1;
FIG. 3 is a cross-sectional view taken along line B-B of FIG. 2;
fig. 4 is a view of the elastic sheet of the present embodiment.
Reference numerals:
a first flange plate 1;
a second flange plate 2;
a first seal ring 3;
the adjusting mechanism 4, the push plate 41, the screw 42 and the elastic sheet 43;
a second seal ring 5;
a step 6;
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
Referring to fig. 1-3, the adjustable sealing flange provided in the present embodiment includes a first flange plate 1, a second flange plate 2, a first sealing ring 3, and an adjusting mechanism 4.
First seal groove has been seted up on first flange board 1, 3 joints of first sealing washer are in first seal groove, second flange board 2 and the relative laminating of first flange board 1, first sealing washer 3 of second flange board 2 extrusion for form end face seal between first flange board 1 and second flange board 2, adjustment mechanism 4 and 3 butts of first sealing washer, a plurality of adjustment mechanism 4 distribute around the circumference of first sealing washer 3, adjustment mechanism 4 can extrude first sealing washer 3. In this embodiment, four adjustment mechanisms 4 are provided along the circumference of the first seal ring 3.
The adjusting mechanism 4 comprises a push plate 41 and a screw 42, the push plate 41 is arc-shaped, the inner arc surface of the push plate 41 is abutted to the first sealing ring 3, the screw 42 is arranged along the radial direction of the first flange plate 1 and is in threaded connection with the first flange plate 1, the tail end of the screw 42 is rotatably connected with the push plate 41, and the screw 42 is staggered with the connecting bolt 100 for connecting the first flange plate 1 and the second flange plate 2 to avoid interference. The pushing plate 41 is driven to move by rotating the screw 42, and the circular-arc pushing plate 41 is matched with the shape of the first sealing ring 3 to extrude the first sealing ring 3 so that the first sealing ring 3 is deformed and continuous. In this embodiment, the head of the screw 42 is a hexagonal head, and the head of the screw 42 is provided with a hexagonal socket. The screw 42 is suitable for different wrenches and is convenient to detach and drive.
Referring to fig. 4, as a further optimized solution, the adjusting mechanism 4 further includes an elastic sheet 43, the elastic sheet 43 is located between the pushing plate 41 and the first sealing ring 3, the elastic sheet 43 surrounds a cylindrical shape and is sleeved on the first sealing ring 3, and the inner curved surface of the pushing plate 41 abuts against the elastic sheet 43. The elastic sheet 43 is adopted to push the first sealing ring 3 to deform, so that sudden stress change of the push plate 41 on the contact and non-contact parts of the first sealing ring 3 is prevented, and the elastic sheet 43 is used for transition, so that the first sealing ring 3 deforms continuously. In this embodiment, the two ends of the elastic piece 43 are tapered to reduce the thickness of the overlapped portion of the elastic piece 43 after being looped.
As a further optimization scheme, the adjustable sealing flange further comprises a second sealing ring 5, a second sealing groove is formed in the first flange plate 1, and the second sealing ring 5 is clamped in the second sealing groove. By providing the second seal ring 5, the sealing performance between the first flange plate 1 and the second flange plate 2 is further enhanced. Specifically, the diameter of the second seal ring 5 is larger than that of the first seal ring 3, and the second seal ring 5 is arranged on the periphery of the first seal ring 3.
Of course, the first flange plate 1 may be provided with a sealing step 6 on its end face opposite to the second flange plate 2. The sealing step 6 is arranged to finish the sealing end face, so that the sealing performance is better. The step 6 is arranged to facilitate processing.
The second flange plate 2 may be provided with a sealing step 6 on the end surface thereof opposite to the first flange plate 1, corresponding to the first flange. The sealing step 6 is arranged to finish the sealing end face, so that the sealing performance is better. The step 6 is arranged to facilitate processing.
Referring to fig. 1-4, the specific adjustment process of the adjustable sealing flange includes:
the first sealing ring 3 is placed in the first sealing groove, the elastic sheet 43 is surrounded around the first sealing ring 3, and the screws 42 of all the adjusting mechanisms 4 are rotated, so that all the push plates 41 are abutted to the elastic sheet 43, the push plates 41 push the elastic sheets 43 to abut to the first sealing ring 3, then the second sealing ring 5 is placed in the second sealing groove, the sealing end face of the second flange plate 2 is abutted to the first sealing ring 3 and the second sealing ring 5, the first flange plate 1 is aligned to the second flange plate 2, the connecting threads penetrate through the flange connecting holes and are fastened, then the connecting threads are connected with the pipeline, when the sealing end face has leakage, the screws 42 of the adjusting mechanisms 4 on one leakage side are rotated, and the first sealing ring 3 is extruded to fill the gap between the first flange plate 1 and the second flange plate 2 until the sealing is good.
According to the adjustable sealing flange, the first sealing ring 3 is extruded through the adjusting mechanism 4, so that the first sealing ring 3 deforms to compensate for a gap generated by deformation such as tilting and the like generated between two sealing end surfaces, the sealing effect is enhanced, a gasket does not need to be replaced by frequently disassembling the connecting bolt 100 of the flange, the adjusting mechanism 4 is convenient to adjust, and a large amount of maintenance time and manpower are saved; the sealing performance between the first flange plate 1 and the second flange plate 2 is further enhanced by arranging the second sealing ring 5; simple structure, the mechanism is nimble, and the suitability is strong.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.
Claims (7)
1. The utility model provides an adjustable sealing flange, its characterized in that includes first flange board, second flange board, first sealing washer and adjustment mechanism, first seal groove has been seted up on the first flange board, first sealing washer joint in the first seal groove, the second flange board with first flange board is laminated relatively, the second flange board extrusion first sealing washer makes first flange board with form end face seal between the second flange board, adjustment mechanism with first sealing washer butt, it is a plurality of adjustment mechanism distribute in around the circumference of first sealing washer, adjustment mechanism can extrude first sealing washer.
2. The adjustable sealing flange according to claim 1, wherein the adjusting mechanism comprises a push plate and a screw, the push plate is arc-shaped, an inner arc surface of the push plate abuts against the first sealing ring, the screw is arranged along the radial direction of the first flange plate and is in threaded connection with the first flange plate, the tail end of the screw is rotatably connected with the push plate, and the screw is staggered with a connecting bolt for connecting the first flange plate and the second flange plate to avoid interference.
3. The adjustable sealing flange of claim 2, wherein the head of the screw is a hex head and the head of the screw is formed with a hex socket.
4. The adjustable sealing flange of claim 2, wherein the adjustment mechanism further comprises an elastic piece, the elastic piece is located between the push plate and the first sealing ring, the elastic piece is sleeved on the first sealing ring in a cylindrical shape, and an inner arc surface of the push plate is abutted to the elastic piece.
5. The adjustable sealing flange of claim 1, further comprising a second sealing ring, wherein the first flange plate is provided with a second sealing groove, and the second sealing ring is clamped in the second sealing groove.
6. The adjustable sealing flange of claim 1, wherein the first flange plate is provided with a sealing step on an end face thereof opposite the second flange plate.
7. The adjustable sealing flange of claim 1, wherein the second flange plate is provided with a sealing step on an end face thereof opposite the first flange plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120911153.7U CN214947129U (en) | 2021-04-29 | 2021-04-29 | Adjustable sealing flange |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120911153.7U CN214947129U (en) | 2021-04-29 | 2021-04-29 | Adjustable sealing flange |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214947129U true CN214947129U (en) | 2021-11-30 |
Family
ID=79065153
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120911153.7U Active CN214947129U (en) | 2021-04-29 | 2021-04-29 | Adjustable sealing flange |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214947129U (en) |
-
2021
- 2021-04-29 CN CN202120911153.7U patent/CN214947129U/en active Active
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