CN220870265U - Special well penetrating sealing structure for high-temperature steam well - Google Patents
Special well penetrating sealing structure for high-temperature steam well Download PDFInfo
- Publication number
- CN220870265U CN220870265U CN202322858963.2U CN202322858963U CN220870265U CN 220870265 U CN220870265 U CN 220870265U CN 202322858963 U CN202322858963 U CN 202322858963U CN 220870265 U CN220870265 U CN 220870265U
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- Prior art keywords
- temperature steam
- pipe
- well
- steel pipe
- metal bellows
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- 238000007789 sealing Methods 0.000 title claims abstract description 64
- 230000000149 penetrating effect Effects 0.000 title claims abstract description 16
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 62
- 239000010959 steel Substances 0.000 claims abstract description 62
- 239000002184 metal Substances 0.000 claims abstract description 51
- 230000006835 compression Effects 0.000 claims description 10
- 238000007906 compression Methods 0.000 claims description 10
- 238000012856 packing Methods 0.000 claims description 10
- 230000008878 coupling Effects 0.000 claims description 7
- 238000010168 coupling process Methods 0.000 claims description 7
- 238000005859 coupling reaction Methods 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 239000007864 aqueous solution Substances 0.000 description 6
- 239000000243 solution Substances 0.000 description 3
- 230000008602 contraction Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 1
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- Gasket Seals (AREA)
Abstract
The application relates to a special well penetrating sealing structure for a high-temperature steam well, which comprises a via pipe inserted into the inner wall of the high-temperature steam well, wherein the via pipe is fixedly connected to the inner wall of the high-temperature steam well through an expansion bolt, the via pipe extends into the high-temperature steam well, the end part of a steel pipe extends from the outside of the high-temperature steam well to the inside of the high-temperature steam well through the via pipe, the steel pipe is inserted into the via pipe, a metal corrugated pipe is connected to the steel pipe, one end of the metal corrugated pipe is connected to the outer side wall of the steel pipe, the other end of the metal corrugated pipe is fixedly connected to the via pipe, a connecting component is arranged at the joint of the metal corrugated pipe and the steel pipe, and a sealing component is arranged at the joint of the metal corrugated pipe and the via pipe. The application has the effect of sealing the joint of the steel pipe and the high-temperature steam well.
Description
Technical Field
The application relates to the field of steam well assistance, in particular to a well penetrating sealing structure special for a high-temperature steam well.
Background
The steam pipeline is one kind of thermodynamic pipeline and is suitable for heat insulating engineering of various cold and hot water high and low temperature pipelines. The existing steam pipeline is mainly used for conveying high-temperature steam, so that the temperature of a specific position is increased.
A steel pipe is usually installed on the wall body of the existing high-temperature steam well, one end of the steel pipe penetrates through the wall body to extend into the high-temperature steam well, the other end of the steel pipe extends out of the well, components such as a pressure gauge are installed in the area of the high-temperature steam well, and people can monitor the states of the high-temperature steam well and the inside of a steam pipeline conveniently.
Because the steam inside the steel pipe has larger temperature difference span, the phenomenon of thermal expansion and cold contraction can occur in the steel pipe, the phenomenon can lead the steel pipe to have the trend of reciprocating along the axis of the steel pipe on the wall body of the high-temperature steam well, the gap between the steel pipe and the wall body can be gradually enlarged, and finally the water solution outside the high-temperature steam well is led to flow into the high-temperature steam well, so that the arrangement of the sealing structure at the joint of the steel pipe and the high-temperature steam well is a problem to be solved urgently.
Disclosure of Invention
In order to seal the joint of the steel pipe and the high-temperature steam well, the application provides a well penetrating sealing structure special for the high-temperature steam well.
The application provides a special well penetrating sealing structure for a high-temperature steam well, which adopts the following technical scheme:
The utility model provides a special well seal structure of wearing of high temperature steam well, including pegging graft in the via hole pipe of high temperature steam well inner wall, via hole pipe passes through expansion bolts fixed connection on the inner wall of high temperature steam well, the via hole pipe extends to in the high temperature steam well, the tip of steel pipe extends to in the high temperature steam well from high temperature steam well through the via hole pipe outward, the steel pipe is pegged graft in the via hole pipe, be connected with the metal bellows on the steel pipe, the one end of metal bellows is connected in the lateral wall of steel pipe, other end fixed connection is on the via hole pipe, the junction of metal bellows and steel pipe is provided with coupling assembling, the junction of metal bellows and via hole pipe is provided with seal assembly.
Through adopting above-mentioned technical scheme, through coupling assembling and seal assembly, the junction with metal bellows and steel pipe is sealed, the junction with metal bellows and via pipe is sealed, when the steel pipe receives expend with heat and contract with cold to appear removing or rocking at the high temperature steam well inner wall, the metal bellows follows the steel pipe and stretches, even the aqueous solution outside the high temperature steam well flows the steel pipe outside, can not flow in the high temperature steam well, just so reached and prevented the outside aqueous solution of high temperature steam well to enter into the high temperature steam well, the life's of extension components and parts effect.
Optionally, coupling assembling includes fixed connection in the go-between of metal bellows tip, and the go-between is used for the butt in the lateral wall of steel pipe, and the seal groove has been seted up to one side that the go-between is close to the lever, is provided with the sealing ring in the seal groove, and the sealing ring is made for rubber materials.
By adopting the technical scheme, the sealing ring seals the joint of the connecting ring and the steel pipe, and even if the water solution outside the high-temperature steam well flows to the outer side of the steel pipe, the water solution cannot flow into the high-temperature steam well.
Optionally, a clamp is arranged on one side of the connecting ring away from the sealing groove.
Through adopting above-mentioned technical scheme, the clamp supports the go-between tightly outside the steel pipe to the tip and the steel pipe of metal bellows are fixed to the realization.
Optionally, seal assembly includes fixed connection in the outer spacing ring of via hole pipe, and one side that the spacing ring is close to the high temperature steam well inner wall is provided with sealed pad one, is provided with a plurality of guide rails that compress tightly on the spacing ring, compresses tightly the guide rail and outwards extend through sealed pad, and the one end fixedly connected with closing plate that keeps away from the go-between of metal bellows, closing plate inner wall fixedly connected with pressure strip has offered the draw-in groove on the pressure strip, and the draw-in groove is used for supplying to compress tightly the guide rail grafting to it is fixed with the tip and the via hole pipe joint of metal bellows.
Through adopting above-mentioned technical scheme, the draw-in groove is used for supplying to compress tightly the guide rail grafting to with the tip and the via pipe joint of metal bellows fixed, when the steel pipe drives the bellows tensile, the closing plate can be tighter with closing plate butt, and sealed effect is better.
Optionally, the compressing guide rail is in a cross-shaped arrangement, and the clamping groove of the compressing plate is in a cross-shaped arrangement.
Through adopting above-mentioned technical scheme, the draw-in groove of cross and the cooperation of compress tightly the guide rail make the cooperation of pressure strip and compress tightly the guide rail inseparabler, connect more stably.
Optionally, the cover is equipped with sealed pad two on the compress tightly the guide rail, and sealed pad two is located the one side that the pressure strip kept away from sealed pad one, and the tip of compress tightly the guide rail is provided with the spacing piece that will seal pad two spacing.
Through adopting above-mentioned technical scheme, the locating part is used for fixing sealing gasket two and compressing tightly the guide rail, on the one hand, can be convenient for install the closing plate on compressing tightly the guide rail, on the other hand, no matter the steel pipe drives the stretching and activity of metal bellows from which direction, can make the pressure strip extrude sealing gasket one or sealing gasket two to the metal bellows is tensile bigger, and the sealing effect of pressure strip to sealing gasket one or sealing gasket two is better
Optionally, the limiting piece comprises a limiting disc which is connected with the end part of the compression guide rail in a threaded mode, and the limiting disc is used for fixing the second sealing gasket and the compression guide rail.
Through adopting above-mentioned technical scheme, the limiting disc is used for fixing sealing gasket two and compressing tightly the guide rail, on the one hand, can be convenient for install the closing plate on compressing tightly the guide rail, on the other hand, no matter the steel pipe drives the metal bellows and stretches and move from which direction, can make the closing plate extrude sealing gasket one or sealing gasket two to the metal bellows is tensile bigger, and the closing plate is to sealing gasket one or sealing gasket two's sealing effect is better
Optionally, fixedly connected with guard plate on the via pipe, the outside of corrugated metal pipe is located to the guard plate cover, and the one end fixedly connected with of guard plate is on the via pipe, and fixedly connected with is directed the annular plate on the go-between, and the inner wall of guard plate is provided with and supplies to be directed the gliding scale of annular plate.
Through adopting above-mentioned technical scheme, when the steel pipe drives the stretching of metal bellows, can drive directional annular plate and slide along the scale, and then make things convenient for people to acquire the travel distance of steel pipe on the wall body.
Drawings
Fig. 1 is a cross-sectional view of an embodiment of the present application.
Fig. 2 is an enlarged view of a portion a in fig. 1.
Fig. 3 is an enlarged view of a portion B of fig. 2.
Fig. 4 is an enlarged view of a portion C of fig. 2.
Reference numerals illustrate: 1. a high temperature steam well; 2. a via tube; 3. a steel pipe; 31. a sealing plate; 32. a compacting plate; 33. a clamping groove; 4. a metal bellows; 5. a connection assembly; 51. a connecting ring; 52. sealing grooves; 53. a seal ring; 54. a clamp; 6. a seal assembly; 61. a limiting ring; 62. a first sealing gasket; 63. compressing the guide rail; 64. a second sealing gasket; 65. a limiting disc; 66. a protective plate; 67. pointing towards the annular plate.
Detailed Description
The application is described in further detail below with reference to fig. 1-4.
The embodiment of the application discloses a well penetrating sealing structure special for a high-temperature steam well. Referring to fig. 1 and 2, a special well penetrating sealing structure of high temperature steam well includes the via pipe 2 of pegging graft in the inner wall of high temperature steam well 1, via pipe 2 passes through expansion bolts fixed connection on the inner wall of high temperature steam well 1, via pipe 2 extends to in the high temperature steam well 1, the tip of steel pipe 3 extends to in the high temperature steam well 1 from high temperature steam well 1 through hole pipe 2 outward, steel pipe 3 peg graft in via pipe 2, be connected with metal bellows 4 on the steel pipe 3, the one end of metal bellows 4 is connected in the lateral wall of steel pipe 3, the other end fixed connection is on via pipe 2, the junction of metal bellows 4 and steel pipe 3 is provided with coupling assembling 5, the junction of metal bellows 4 and via pipe 2 is provided with sealing assembly 6, the junction of metal bellows 4 and steel pipe 3 is sealed through coupling assembling 5, when steel pipe 3 is heated the expansion effect and is appeared removing or is rocked at high temperature steam well 1 inner wall, metal bellows 4 is connected with the lateral wall of steel pipe 3, even the water vapor that the high temperature steam of high temperature well 1 has not flowed to the outside can not reach the effect that the high temperature well 1, the water vapor is prevented from flowing to the outside in the high temperature well 1 like this, the water vapor service life-span is reached.
Referring to fig. 2 and 3, the connection assembly 5 includes a connection ring 51 fixedly connected to an end of the metal bellows 4, the connection ring 51 is used for abutting against an outer side wall of the steel pipe 3, a sealing groove 52 is formed in one side of the connection ring 51 close to the lever, a sealing ring 53 is arranged in the sealing groove 52, the sealing ring 53 is made of rubber material, and the sealing ring 53 seals a joint between the connection ring 51 and the steel pipe 3, so that even if an aqueous solution outside the high-temperature steam well 1 flows to the outer side of the steel pipe 3, the aqueous solution cannot flow into the high-temperature steam well 1; the side of the connecting ring 51, which is far away from the sealing groove 52, is provided with a clamp 54, and the clamp 54 tightly supports the connecting ring 51 outside the steel pipe 3, so that the end part of the metal corrugated pipe 4 is fixed with the steel pipe 3.
Referring to fig. 2 and 4, the seal assembly 6 includes a limiting ring 61 fixedly connected to the outside of the via pipe 2, a first gasket 62 is disposed on one side of the limiting ring 61 near the inner wall of the high temperature steam well 1, the first gasket 62 is disposed in a ring shape, a plurality of compression guide rails 63 are disposed on the limiting ring 61, the compression guide rails 63 are disposed in a cross shape, and the compression guide rails 63 extend outwards through the first gasket 62; one end of the metal bellows 4, which is far away from the connecting ring 51, is fixedly connected with a sealing plate 31, the sealing plate 31 is in an annular arrangement, the sealing plate 31 is used for being abutted against the outer side of the limiting ring 61, the inner wall of the sealing plate 31 is fixedly connected with a pressing plate 32, the pressing plate 32 is used for being abutted against the outer side wall of the sealing gasket one 62, a clamping groove 33 which is in a cross shape is formed in the pressing plate 32, and the clamping groove 33 is used for being inserted into the pressing guide rail 63, so that the end part of the metal bellows 4 and the through hole pipe 2 are fixedly clamped. The packing two 64 is sleeved on the pressing guide rail 63, the packing two 64 is located on one side, far away from the packing one 62, of the pressing plate 32, the end portion of the pressing guide rail 63 is in threaded connection with the limiting disc 65, the limiting disc 65 is used for fixing the packing two 64 and the pressing guide rail 63, on one hand, the sealing plate 31 can be conveniently installed on the pressing guide rail 63, on the other hand, no matter in which direction the steel pipe 3 drives the metal corrugated pipe 4 to stretch and move, the packing two 64 or the packing one 62 can be extruded by the pressing plate 32, and accordingly the larger the metal corrugated pipe 4 stretches, the better the sealing effect of the packing two 64 or the packing one 62 by the pressing plate 32 is.
Fixedly connected with protection 66 on the via pipe 2, the outside of corrugated metal pipe 4 is located to the guard plate 66 cover, and on the one end fixed connection of guard plate 66 was on the via pipe 2, fixedly connected with directional annular plate 67 on the go-between 51, the inner wall of guard plate 66 is provided with and supplies directional annular plate 67 gliding scale, when steel pipe 3 drove corrugated metal pipe 4 tensile, can drive directional annular plate 67 and slide along the scale, and then make things convenient for people to acquire the travel distance of steel pipe 3 on the wall body.
The embodiment of the application provides a special well penetrating sealing structure for a high-temperature steam well, which is implemented by the following principle: when the phenomenon of expansion with heat and contraction with cold can appear in the steel pipe 3, can drive the stretching of metal bellows 4 or shrink, directional annular plate 67 slides along the scale, and then make things convenient for people to acquire the travel distance of steel pipe 3 on the wall body, coupling assembling 5 and seal assembly 6 at metal bellows 4 both ends, when the inner wall of high temperature steam well 1 appears removing or rocking, metal bellows 4 follows the stretching of steel pipe 3, even the aqueous solution in high temperature steam well 1 outside flows to the steel pipe 3 outside, can not flow to in the high temperature steam well 1, just so reached and prevented that the aqueous solution of high temperature steam well 1 outside enters into in the high temperature steam well 1, the life of extension components and parts's effect.
The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (8)
1. The utility model provides a special well seal structure of wearing of high temperature steam well which characterized in that:
including pegging graft in the via pipe (2) of high temperature steam well (1) inner wall, via pipe (2) pass through expansion bolts fixed connection on the inner wall of high temperature steam well (1), via pipe (2) extend to in high temperature steam well (1), the tip of steel pipe (3) extends to in high temperature steam well (1) through hole pipe (2) from high temperature steam well (1), steel pipe (3) peg graft in via pipe (2), be connected with metal bellows (4) on steel pipe (3), the one end of metal bellows (4) is connected in the lateral wall of steel pipe (3), the other end fixed connection is on via pipe (2), the junction of metal bellows (4) and steel pipe (3) is provided with coupling assembling (5), the junction of metal bellows (4) and via pipe (2) is provided with seal assembly (6).
2. The special well penetrating sealing structure for high-temperature steam wells according to claim 1, wherein: the connecting assembly (5) comprises a connecting ring (51) fixedly connected to the end part of the metal corrugated pipe (4), the connecting ring (51) is used for being abutted to the outer side wall of the steel pipe (3), a sealing groove (52) is formed in one side, close to the lever, of the connecting ring (51), a sealing ring (53) is arranged in the sealing groove (52), and the sealing ring (53) is made of rubber materials.
3. The special well penetrating sealing structure for high-temperature steam well according to claim 2, wherein: one side of the connecting ring (51) far away from the sealing groove (52) is provided with a clamp (54).
4. The special well penetrating sealing structure for high-temperature steam wells according to claim 1, wherein: seal assembly (6) are including fixed connection spacing ring (61) outside via pipe (2), one side that spacing ring (61) is close to high temperature steam well (1) inner wall is provided with sealed first (62) of packing, be provided with a plurality of guide rails (63) that compress tightly on spacing ring (61), compress tightly one (63) and outwards stretch out through sealed first (62) of packing, the one end fixedly connected with closing plate (31) of keeping away from go-between (51) of metal bellows (4), closing plate (31) inner wall fixedly connected with pressure strip (32), draw-in groove (33) have been seted up on pressure strip (32), draw-in groove (33) are used for supplying to compress tightly guide rail (63) grafting to it is fixed with tip and via pipe (2) joint of metal bellows (4).
5. The special well penetrating sealing structure for high-temperature steam wells according to claim 4, wherein: the compressing guide rail (63) is arranged in a cross shape, and the clamping groove (33) of the compressing plate (32) is arranged in a cross shape.
6. The special well penetrating sealing structure for high-temperature steam wells according to claim 4, wherein: the compression guide rail (63) is sleeved with a second sealing gasket (64), the second sealing gasket (64) is located on one side, far away from the first sealing gasket (62), of the compression plate (32), and a limiting part for limiting the second sealing gasket (64) is arranged at the end part of the compression guide rail (63).
7. The special well penetrating sealing structure for high-temperature steam wells according to claim 6, wherein: the limiting piece comprises a limiting disc (65) which is connected with the end part of the compression guide rail (63) in a threaded mode, and the limiting disc (65) is used for fixing the sealing gasket II (64) and the compression guide rail (63).
8. The special well penetrating sealing structure for high-temperature steam wells according to claim 1, wherein: the utility model discloses a metal bellows, including through-hole pipe (2), metal bellows (4), guard plate, connecting ring (51), directional annular plate (67), the inner wall of guard plate is provided with and supplies directional annular plate (67) gliding scale, fixedly connected with guard plate on through-hole pipe (2), the outside of metal bellows (4) is located to the guard plate cover, one end fixedly connected with of guard plate on through-hole pipe (2), fixedly connected with on connecting ring (51).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322858963.2U CN220870265U (en) | 2023-10-24 | 2023-10-24 | Special well penetrating sealing structure for high-temperature steam well |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322858963.2U CN220870265U (en) | 2023-10-24 | 2023-10-24 | Special well penetrating sealing structure for high-temperature steam well |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220870265U true CN220870265U (en) | 2024-04-30 |
Family
ID=90820754
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322858963.2U Active CN220870265U (en) | 2023-10-24 | 2023-10-24 | Special well penetrating sealing structure for high-temperature steam well |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220870265U (en) |
-
2023
- 2023-10-24 CN CN202322858963.2U patent/CN220870265U/en active Active
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