CN212361154U - Detachable reducer union - Google Patents
Detachable reducer union Download PDFInfo
- Publication number
- CN212361154U CN212361154U CN202020948781.8U CN202020948781U CN212361154U CN 212361154 U CN212361154 U CN 212361154U CN 202020948781 U CN202020948781 U CN 202020948781U CN 212361154 U CN212361154 U CN 212361154U
- Authority
- CN
- China
- Prior art keywords
- connecting pipe
- diameter
- small
- joint
- sealing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000003638 chemical reducing agent Substances 0.000 title claims abstract description 10
- 238000007789 sealing Methods 0.000 claims abstract description 38
- 238000010276 construction Methods 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000002421 cell wall Anatomy 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Images
Landscapes
- Joints Allowing Movement (AREA)
Abstract
The utility model relates to a pipe connection technical field, concretely relates to can dismantle reducer union. The large-diameter connector is characterized by comprising a large-diameter connector and a small-diameter connector, a connecting pipe is fixedly and hermetically connected to the end portion of the small-diameter connector, a side annular groove concentric with the large-diameter connector is formed in the end portion of the large-diameter connector, one side end portion of the connecting pipe is inserted into the side annular groove and is hermetically connected with the large-diameter connector, the connecting pipe is partially inserted into the other side of the connecting pipe, the outer edge of the connecting pipe is connected with the inner edge of the connecting pipe in a sliding and sealing mode, a top ring is sleeved on the small-diameter connector and tightly abuts against the connecting pipe, a. The utility model discloses, simple structure, convenient operation can reduce work load, and is sealed effectual, can make up at will and realize the pipeline reducing, need not remove the pipeline and can install and dismantle reducer union, and the space between the pipeline need not accurate reservation, can improve work efficiency, reduces construction cost.
Description
Technical Field
The utility model relates to a pipe connection technical field, concretely relates to can dismantle reducer union.
Background
When the pipeline that the pipe diameter is different is connected, generally rely on the reducing joint to connect, the reducing joint has macrostoma end and osculum end, macrostoma end and osculum end are connected big footpath pipeline and path pipeline respectively, need change it when the reducing joint appears damaging, still need demolish pipeline fixing device simultaneously, rotate not hard up pipeline, with pipeline and reducing joint separation, then dismantle the reducing joint after making to have the space that can pull down the reducing joint between the pipeline, consequently, work load is great when changing the reducing joint, inconvenient when the pipeline is longer removes the pipeline.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that one kind can reduce work load, and is sealed effectual, can make up at will and realize the pipeline reducing, need not remove the pipeline and can install the reducer union of dismantling promptly.
In order to realize the purpose, the utility model provides a technical scheme is:
a detachable variable diameter joint comprises a large-diameter joint and a small-diameter joint, wherein the large-diameter joint is in threaded sealing connection with a large-diameter pipeline, the small-diameter joint is in threaded sealing connection with a small-diameter pipeline, the end part of the small-diameter joint is fixedly and hermetically connected with a connecting pipe, the connecting pipe and the small-diameter joint form a boss-shaped structure, the pipe diameter of the connecting pipe is larger than that of the small-diameter joint, the end part, facing the small-diameter joint, of the large-diameter joint is provided with a side annular groove concentric with the large-diameter joint, one side end part of the connecting sleeve is inserted into the side annular groove and is in sealed connection with the large-diameter joint, the connecting pipe is partially inserted into the other side of the connecting sleeve, the outer edge of the connecting pipe is in sliding sealing connection with the inner edge of the connecting sleeve, the small-diameter joint is sleeved with, and a nut tightly abutting against the fixed block is connected to the bolt between the fixed block and the top ring through threads.
Specifically, install first sealing ring in the side annular, the adapter sleeve passes through first sealing ring sealing connection with the major diameter joint, and the inboard cell wall of side annular is in sliding seal contact with the adapter sleeve inner edge.
Specifically, a plurality of outer ring grooves are formed in the outer edge of the connecting pipe along the length direction of the connecting pipe, second sealing rings are installed in the outer ring grooves, the connecting pipe is connected with the connecting sleeve in a sealing mode through the second sealing rings, and the outer edge of the connecting pipe is in sliding sealing contact with the inner edge of the connecting sleeve.
Specifically, the bolt penetrates through a hole in the top ring.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses, simple structure, convenient operation can reduce work load, and is sealed effectual, can make up at will and realize the pipeline reducing, need not remove the pipeline and can install and dismantle reducer union, and the space between the pipeline need not accurate reservation, can improve work efficiency, reduces construction cost.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
As shown in figure 1, a detachable reducing joint comprises a large-diameter joint 1 and a small-diameter joint 2, wherein the large-diameter joint 1 is in threaded sealing connection with a large-diameter pipeline, the small-diameter joint 2 is in threaded sealing connection with a small-diameter pipeline, the end part of the small-diameter joint 2 is fixedly and hermetically connected with a connecting pipe 3, the connecting pipe 3 and the small-diameter joint 2 form a boss-shaped structure, the pipe diameter of the connecting pipe 3 is larger than that of the small-diameter joint 2, the end part, facing the small-diameter joint 2, of the large-diameter joint 1 is provided with a side annular groove 4 which is concentric with the large-diameter joint, one side end part of a connecting sleeve 6 is inserted into the side annular groove 4 and is in sealing connection with the large-diameter joint 1, a first sealing ring 5 is installed in the side annular groove 4, the connecting sleeve 6 is in sealing connection with the inner edge of the connecting sleeve 6 through, a plurality of outer annular grooves 7 are formed in the outer edge of the connecting pipe 3 along the length direction of the connecting pipe, a second sealing ring 8 is installed in the outer annular grooves 7, the connecting pipe 3 is in sealing connection with the connecting sleeve 6 through the second sealing ring 8, the outer edge of the connecting pipe 3 is in sliding sealing contact with the inner edge of the connecting sleeve 6, a top ring 11 is sleeved on the small-diameter joint 2, the top ring 11 tightly supports the connecting pipe 3, a plurality of bolts 12 are uniformly distributed on the top ring 11 in the circumferential direction, the bolts 12 are in threaded connection with the large-diameter joint 1, fixing blocks 9 corresponding to the bolts 12 are fixed on the outer edge of the connecting sleeve 6, grooves 10 are formed in the fixing blocks 9, the bolts 12 are located in the grooves 10, and nuts 13 tightly supporting the fixing.
The utility model discloses during the installation, connect 1 and the big footpath pipeline thread sealing connection with big footpath, then establish apical ring 11 and adapter sleeve 6 on the path pipeline in proper order, connect 2 and path pipeline thread sealing connection with the path, remove adapter sleeve 6, peg graft 6 a side end of adapter sleeve in side annular 4 and tightly support first sealing ring 5, connecting pipe 3 this moment is through second sealing ring 7 and 6 inner edge sealing connection of adapter sleeve, make bolt 12 run through the hole on the apical ring 11 and pass behind the recess 10 on the fixed block 9 with 1 threaded connection of big footpath joint, connect 1 and the path joint 2 of big footpath joint through bolt 12, then twist nut 13 on the bolt 12, make nut 13 tightly support fixed block 9, and then stabilize adapter sleeve 6 between 1 and the path joint 2 of big footpath joint. The inner side groove wall of the side ring groove 4 is in sliding sealing contact with the inner edge of the connecting sleeve 6, the outer edge of the connecting pipe 3 is in sliding sealing contact with the inner edge of the connecting sleeve 6, and the inner edge of the connecting sleeve 6 is sealed with the inner side groove wall of the side ring groove 4 and the outer edge surface of the connecting pipe 3, so that the sealing performance of the reducing joint is better.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (4)
1. A detachable reducing joint comprises a large-diameter joint (1) and a small-diameter joint (2), wherein the large-diameter joint is in threaded sealing connection with a large-diameter pipeline, the small-diameter joint (2) is in threaded sealing connection with a small-diameter pipeline, the end part of the small-diameter joint (2) is fixedly and hermetically connected with a connecting pipe (3), the connecting pipe (3) and the small-diameter joint (2) form a boss-shaped structure, the pipe diameter of the connecting pipe (3) is larger than that of the small-diameter joint (2), a side annular groove (4) concentric with the large-diameter joint (1) is formed in the end part, facing the small-diameter joint (2), of the large-diameter joint (1), one side end part of the connecting pipe (6) is inserted in the side annular groove (4) and is in sealing connection with the large-diameter joint (1), the connecting pipe (3) is partially inserted in the other side of the connecting, the top ring (11) tightly supports the connecting pipe (3), a plurality of bolts (12) are uniformly distributed on the top ring (11) in the circumferential direction, the bolts (12) are in threaded connection with the large-diameter connector (1), the outer edge of the connecting sleeve (6) is fixed with fixing blocks (9) corresponding to the bolts (12), grooves (10) are formed in the fixing blocks (9), the bolts (12) are located in the grooves (10), and nuts (13) tightly supporting the fixing blocks (9) are in threaded connection with the bolts (12) between the fixing blocks (9) and the top ring (11).
2. A detachable reducer union according to claim 1, wherein the first sealing ring (5) is installed in the side ring groove (4), the connecting sleeve (6) is connected with the large-diameter union (1) in a sealing manner through the first sealing ring (5), and the inner side groove wall of the side ring groove (4) is in sliding sealing contact with the inner edge of the connecting sleeve (6).
3. A detachable reducer union according to claim 1, wherein the outer edge of the connecting pipe (3) is provided with a plurality of outer annular grooves (7) along the length direction thereof, the outer annular grooves (7) are internally provided with second sealing rings (8), the connecting pipe (3) and the connecting sleeve (6) are hermetically connected through the second sealing rings (8), and the outer edge of the connecting pipe (3) is in sliding sealing contact with the inner edge of the connecting sleeve (6).
4. A detachable reducer union according to claim 1, in which the bolt (12) passes through a hole in the top ring (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020948781.8U CN212361154U (en) | 2020-05-29 | 2020-05-29 | Detachable reducer union |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020948781.8U CN212361154U (en) | 2020-05-29 | 2020-05-29 | Detachable reducer union |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212361154U true CN212361154U (en) | 2021-01-15 |
Family
ID=74155924
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020948781.8U Expired - Fee Related CN212361154U (en) | 2020-05-29 | 2020-05-29 | Detachable reducer union |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212361154U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114923049A (en) * | 2022-03-31 | 2022-08-19 | 华能国际电力股份有限公司德州电厂 | Purging conversion connecting device |
| CN114923050A (en) * | 2022-03-31 | 2022-08-19 | 华能国际电力股份有限公司德州电厂 | Pipeline specification conversion device |
| CN117028697A (en) * | 2023-08-15 | 2023-11-10 | 内蒙古工业大学 | A variable caliber fire interface |
-
2020
- 2020-05-29 CN CN202020948781.8U patent/CN212361154U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114923049A (en) * | 2022-03-31 | 2022-08-19 | 华能国际电力股份有限公司德州电厂 | Purging conversion connecting device |
| CN114923050A (en) * | 2022-03-31 | 2022-08-19 | 华能国际电力股份有限公司德州电厂 | Pipeline specification conversion device |
| CN114923049B (en) * | 2022-03-31 | 2024-04-19 | 华能国际电力股份有限公司德州电厂 | Purging conversion connecting device |
| CN114923050B (en) * | 2022-03-31 | 2024-04-19 | 华能国际电力股份有限公司德州电厂 | Pipeline specification conversion device |
| CN117028697A (en) * | 2023-08-15 | 2023-11-10 | 内蒙古工业大学 | A variable caliber fire interface |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN212361154U (en) | Detachable reducer union | |
| CN105403452B (en) | Axial direction and light wall pipe special fixture under internal pressure Action of Combined Loads | |
| CN201651657U (en) | Pipe quick connector | |
| CN212509888U (en) | Taper sleeve locking type pipe fitting | |
| CN106122639A (en) | A kind of hose connection device | |
| CN212319050U (en) | Joint assembly for pipe connection | |
| CN217501602U (en) | Novel mandrel type hanger device | |
| CN205426653U (en) | Thin pipe special fixture under compound loading of axial and interior pressure | |
| CN213775968U (en) | Fastener capable of improving anti-shearing performance of photovoltaic tracking support main shaft | |
| CN207454984U (en) | A kind of slide-in type bellmouth pipe fitting | |
| CN211059553U (en) | Reducing thin-wall stainless steel pipe connecting structure | |
| CN2731238Y (en) | Novel rush-repair joint for medium and large-diameter PE pipeline | |
| CN214579517U (en) | Reducing flange with adjustable angle | |
| CN202220931U (en) | Pipeline quick connecting assembly | |
| CN222392292U (en) | Different pipe diameter combined PVC pipe | |
| CN215409701U (en) | Internal connection type bolt convenient to connect | |
| CN2378617Y (en) | Quick-acting pipe locking ring | |
| CN2203392Y (en) | Pipe connection device | |
| CN112303085A (en) | Fastener capable of improving shear resistance of main shaft of photovoltaic tracking support and fastening method thereof | |
| CN211693893U (en) | Anti-drop connects with tight clamping ring that rises | |
| CN217482194U (en) | Pipeline connecting structure capable of increasing flow speed | |
| CN220881940U (en) | Coreless shaft roller positioning fixture | |
| CN201547425U (en) | High-pressure pipe joint | |
| CN212430081U (en) | Connecting structure of PVC water supply pipe | |
| CN217899127U (en) | Quick detach formula concrete pipe coupling assembling |
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: 20210115 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |