CN213745445U - Inner and outer cylinder pressure measuring point sealing device - Google Patents
Inner and outer cylinder pressure measuring point sealing device Download PDFInfo
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- CN213745445U CN213745445U CN202022915892.1U CN202022915892U CN213745445U CN 213745445 U CN213745445 U CN 213745445U CN 202022915892 U CN202022915892 U CN 202022915892U CN 213745445 U CN213745445 U CN 213745445U
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- 238000007789 sealing Methods 0.000 title claims abstract description 90
- 238000009530 blood pressure measurement Methods 0.000 claims abstract description 5
- 230000008878 coupling Effects 0.000 abstract description 2
- 238000010168 coupling process Methods 0.000 abstract description 2
- 238000005859 coupling reaction Methods 0.000 abstract description 2
- 238000010030 laminating Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 101100293261 Mus musculus Naa15 gene Proteins 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model discloses an interior outer cylinder pressure measurement station sealing device, including interior jar wall, ring flange and outer jar wall, install coupling assembling between ring flange and the outer jar wall, the counter sink has been seted up to the inside of ring flange, the through-hole has been seted up to the upside of outer jar wall, the counter sink has been seted up to the upside of interior jar wall, the through-hole has connect the body with the downthehole interpolation of counter sink, sealing device and lower sealing device are installed in the outside of body, it includes the last retaining ring of fixed mounting at body surface upside to go up sealing device, go up and install the upper seal ring between the retaining ring, it has last sealed tube to go up the inseparable laminating of retaining ring upside, it pegs graft inside through-hole and last counter sink to go up sealed tube. The device can ensure that the deformation of the pipe body is absorbed by the upper sealing device and the lower sealing device under the condition of inconsistent thermal expansion of the inner cylinder and the outer cylinder, so that gaps or cracks are avoided, and the use quality and the working stability are ensured.
Description
Technical Field
The utility model relates to a sealing device technical field specifically is an interior outer cylinder pressure measurement station sealing device.
Background
The existing sealing device for the pressure measuring points of the inner cylinder and the outer cylinder comprises a threaded pipe, a tooth-shaped gasket, a sealing nut, a flange plate, a bolt group and the like, and finally a pipeline is welded on the outer side of the flange to guide steam to a pressure gauge.
Because the connection mode is a hard connection, in order to ensure the sealing effect of each seal, the threaded pipe bears a large acting force, the heating effect of steam on the inner cylinder and the outer cylinder is different in the starting-up process, the thermal expansion between the inner cylinder and the outer cylinder is inconsistent, and the threaded pipe can deform under the condition that the thermal expansion of the inner cylinder and the thermal expansion of the outer cylinder are inconsistent, so that a gap or a crack is easy to generate, and leakage is caused.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an interior outer cylinder pressure measurement station sealing device to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the inner cylinder and outer cylinder pressure measuring point sealing device comprises an inner cylinder wall, a flange plate and an outer cylinder wall, wherein a connecting assembly is installed between the flange plate and the outer cylinder wall, an upper countersunk hole is formed in the flange plate, a through hole is formed in the upper side of the outer cylinder wall, a lower countersunk hole is formed in the upper side of the inner cylinder wall, a pipe body is inserted in the through hole and the lower countersunk hole, an upper sealing device and a lower sealing device are installed on the outer side of the pipe body, the upper sealing device comprises an upper retaining ring fixedly installed on the upper side of the outer surface of the pipe body, an upper sealing ring is installed between the upper retaining ring and the upper retaining ring, an upper sealing pipe is tightly attached to the upper side of the upper retaining ring, and the upper sealing pipe is inserted into the through hole and the upper countersunk hole.
Preferably, lower sealing device keeps off the ring including fixed mounting under at body surface downside, keep off and install lower sealing ring down between the ring, keep off the ring downside and closely laminate down the sealed tube down, the sealed tube is pegged graft inside the counter sink down.
Preferably, the upper side of the outer cylinder wall is provided with a positioning groove, a tooth-shaped pad is arranged in the positioning groove, and the upper side of the tooth-shaped pad is tightly attached to the flange plate.
Preferably, the connecting assembly comprises a screw hole formed in the circumference of the upper surface of the outer cylinder wall, a mounting hole is formed in the circumference of the upper surface of the flange plate, a bolt is inserted into the mounting hole, and the lower end of the bolt is screwed in the screw hole.
Preferably, the upper sealing pipe and the upper sealing ring are in interference fit with the through hole and the upper counter sink.
Preferably, the lower sealing ring and the lower sealing pipe are in interference fit with the sinking head hole.
Compared with the prior art, the beneficial effects of the utility model are that: the inner and outer cylinder pressure measuring point sealing device can absorb the deformation of the pipe body by the upper and lower sealing devices under the condition of inconsistent thermal expansion of the inner and outer cylinders, so that gaps or cracks are avoided, and the use quality and the working stability are ensured.
Drawings
Fig. 1 is a schematic cross-sectional view of the structure of the present invention.
Fig. 2 is a schematic cross-sectional view of the upper and lower sealing devices of the present invention.
In the figure: the cylinder comprises an inner cylinder wall 1, a pipe body 2, an outer cylinder wall 3, a connecting assembly 4, bolts 41, mounting holes 42, screw holes 43, through holes 5, an upper sealing device 6, an upper sealing pipe 61, an upper retaining ring 62, an upper sealing ring 63, a lower sealing device 7, a lower retaining ring 71, a lower sealing ring 72, a lower sealing pipe 73, a lower countersunk hole 8, a positioning groove 9, a tooth-shaped pad 10, a flange plate 11 and an upper countersunk hole 12.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 and fig. 2, the present invention provides a technical solution: the utility model provides an inside and outside jar pressure measurement point sealing device, including interior jar wall 1, ring flange 11 and outer jar wall 3, install coupling assembling 4 between ring flange 11 and the outer jar wall 3, counter sink 12 has been seted up to the inside of ring flange 11, through-hole 5 has been seted up to the upside of outer jar wall 3, counter sink hole 8 has been seted up to the upside of interior jar wall 1, it has body 2 to peg graft in through-hole 5 and the counter sink hole 8, sealing device 6 and lower sealing device 7 are installed to the outside of body 2, sealing device 6 includes the last retaining ring 62 of fixed mounting in body 2 surface upside, install upper seal ring 63 between the retaining ring 62, it has last sealed tube 61 to closely laminate at the upside of retaining ring 62, go up sealed tube 61 pegs graft inside through-hole 5 and last counter sink hole 12.
The flange plate 11 can be arranged on the outer cylinder wall 3 by the connecting assembly 4, so that the mounting and dismounting are convenient; two upper baffle rings 62 in the upper sealing device 6 play a limiting role, and an upper sealing ring 63 and an upper sealing pipe 61 perform transverse and longitudinal sealing on the through hole 5 and the upper counter sink 12.
The lower sealing device 7 comprises lower retaining rings 71 fixedly mounted on the lower side of the outer surface of the pipe body 2, lower sealing rings 72 are mounted between the lower retaining rings 71, lower sealing pipes 73 are tightly attached to the lower sides of the lower retaining rings 71, and the lower sealing pipes 73 are inserted into the lower countersunk holes 8.
Two lower baffle rings 71 in the lower sealing device 7 play a limiting role, and a lower sealing ring 72 and a lower sealing pipe 73 are used for transversely and longitudinally sealing the lower countersunk hole 8.
The upper side of the outer cylinder wall 3 is provided with a positioning groove 9, a tooth-shaped pad 10 is arranged in the positioning groove 9, and the upper side of the tooth-shaped pad 10 is tightly attached to the flange plate 11.
The positioning groove 9 plays a role in installation and positioning, and the tooth-shaped pad 10 can increase the sealing performance with the flange plate 11.
The connecting assembly 4 comprises a screw hole 43 formed in the circumference of the upper surface of the outer cylinder wall 3, a mounting hole 42 formed in the circumference of the upper surface of the flange plate 11, a bolt 41 inserted into the mounting hole 42, and the lower end of the bolt 41 screwed into the screw hole 43.
The bolt 41 in the connecting component 4 is inserted in the mounting hole 42 and is in threaded connection with the screw hole 43, so that the mounting and dismounting are convenient.
The upper sealing pipe 61 and the upper sealing ring 63 are in interference fit with the through hole 5 and the upper counter sink 12.
And the sealing performance between the upper sealing pipe 61 and the upper sealing ring 63 and between the through hole 5 and the upper counter sink 12 is improved.
The lower sealing ring 72 and the lower sealing pipe 73 are in interference fit with the lower countersunk hole 8.
The sealing performance between the lower sealing ring 72, the lower sealing pipe 73 and the lower countersunk hole 8 is increased.
The working principle is as follows:
the bolt 41 in the connecting component 4 is inserted in the mounting hole 42 and is in threaded connection with the screw hole 43, so that the mounting and dismounting are convenient; the positioning groove 9 plays a role in installation and positioning, and the tooth-shaped pad 10 can increase the sealing performance between the tooth-shaped pad and the flange plate 11; two upper baffle rings 62 in the upper sealing device 6 play a role in limiting, and an upper sealing ring 63 and an upper sealing pipe 61 are used for transversely and longitudinally sealing the through hole 5 and the upper counter sink 12; two lower baffle rings 71 in the lower sealing device 7 play a limiting role, and a lower sealing ring 72 and a lower sealing pipe 73 are used for transversely and longitudinally sealing the lower countersunk hole 8.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. The utility model provides an inside and outside jar pressure measurement station sealing device which characterized in that: comprises an inner cylinder wall (1), a flange plate (11) and an outer cylinder wall (3), a connecting component (4) is arranged between the flange plate (11) and the outer cylinder wall (3), an upper counter bore (12) is arranged inside the flange plate (11), a through hole (5) is arranged on the upper side of the outer cylinder wall (3), a sinking head hole (8) is arranged at the upper side of the inner cylinder wall (1), a pipe body (2) is inserted in the through hole (5) and the sinking head hole (8), an upper sealing device (6) and a lower sealing device (7) are arranged on the outer side of the pipe body (2), the upper sealing device (6) comprises an upper baffle ring (62) fixedly arranged on the upper side of the outer surface of the pipe body (2), an upper sealing ring (63) is arranged between the upper retaining rings (62), an upper sealing pipe (61) is tightly attached to the upper side of the upper retaining ring (62), the upper sealing pipe (61) is inserted in the through hole (5) and the upper counter sink (12).
2. The internal and external cylinder pressure measuring point sealing device as claimed in claim 1, wherein: lower sealing device (7) keep off ring (71) including fixed mounting under body (2) surface downside, keep off down and install lower sealing ring (72) between ring (71), keep off ring (71) downside and closely laminate down sealed tube (73) down, sealed tube (73) are pegged graft inside lower counter sink (8) down.
3. The internal and external cylinder pressure measuring point sealing device as claimed in claim 1, wherein: the upper side of the outer cylinder wall (3) is provided with a positioning groove (9), a tooth-shaped pad (10) is arranged inside the positioning groove (9), and the upper side of the tooth-shaped pad (10) is tightly attached to the flange plate (11).
4. The internal and external cylinder pressure measuring point sealing device as claimed in claim 1, wherein: the connecting assembly (4) comprises a screw hole (43) formed in the circumference of the upper surface of the outer cylinder wall (3), a mounting hole (42) is formed in the circumference of the upper surface of the flange plate (11), a bolt (41) is inserted into the mounting hole (42), and the lower end of the bolt (41) is screwed into the screw hole (43).
5. The internal and external cylinder pressure measuring point sealing device as claimed in claim 1, wherein: and the upper sealing pipe (61) and the upper sealing ring (63) are in interference fit with the through hole (5) and the upper counter sink (12).
6. The internal and external cylinder pressure measuring point sealing device as claimed in claim 2, wherein: and the lower sealing ring (72) and the lower sealing pipe (73) are in interference fit with the lower sinking head hole (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022915892.1U CN213745445U (en) | 2020-12-08 | 2020-12-08 | Inner and outer cylinder pressure measuring point sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022915892.1U CN213745445U (en) | 2020-12-08 | 2020-12-08 | Inner and outer cylinder pressure measuring point sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213745445U true CN213745445U (en) | 2021-07-20 |
Family
ID=76833987
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022915892.1U Expired - Fee Related CN213745445U (en) | 2020-12-08 | 2020-12-08 | Inner and outer cylinder pressure measuring point sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213745445U (en) |
-
2020
- 2020-12-08 CN CN202022915892.1U patent/CN213745445U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210720 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |