CN211475160U - Novel small-size double-flange expansion piece - Google Patents
Novel small-size double-flange expansion piece Download PDFInfo
- Publication number
- CN211475160U CN211475160U CN202020023848.7U CN202020023848U CN211475160U CN 211475160 U CN211475160 U CN 211475160U CN 202020023848 U CN202020023848 U CN 202020023848U CN 211475160 U CN211475160 U CN 211475160U
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- CN
- China
- Prior art keywords
- pipeline
- flange
- piece
- bolt
- connecting block
- 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
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- Joints Allowing Movement (AREA)
- Flanged Joints, Insulating Joints, And Other Joints (AREA)
Abstract
The utility model provides a novel small-size double flange expansion bend, its structure includes first flange spare, second flange spare upper end is located to first flange spare, and cup jointed the fastener between, the one end that the fastener was kept away from to first flange spare and second flange spare all is equipped with the pipe connection piece, the annular array has a plurality of pilot holes on the pipe connection piece, the pipe connection piece outside is equipped with the bolt groove, the bolt groove extends towards the pipe connection piece inboard and forms the internal thread groove, still include the bolt, the locating piece, the pipeline binding plate, be equipped with the structure of going on prefixing to the pipeline on the junction of small-size double flange expansion bend and pipeline, effectual improvement is when vertical fixed connection, the convenience of staff's operation.
Description
Technical Field
The utility model relates to a novel small-size double flange expansion bend belongs to double flange expansion bend field.
Background
The double-flange expansion piece is suitable for both sides all with flange joint, adjusts product both ends connection length during the installation, and the gland bolt is evenly screwed up in proper order to the diagonal angle, and adjusting stop nut is good again, just so can let the pipeline freely stretch out and draw back, and the safe operation of pipeline is ensured to the flexible volume of locking, and current small-size double-flange expansion piece, at the in-process of vertical installation, the staff need hold the pipeline on one hand, and the other hand is fixed, comparatively inconvenient to pipeline and small-size double-flange expansion piece installation.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims at providing a novel small-size two-flange expansion bend to solve current small-size two-flange expansion bend, at the in-process of vertical installation, the pipeline needs to be held on one hand to the staff, and another hand is fixed, comparatively inconvenient problem to pipeline and small-size two-flange expansion bend installation.
In order to achieve the above purpose, the present invention is realized by the following technical solution: a novel small-sized double-flange expansion piece structurally comprises a first flange piece and a second flange piece, wherein the first flange piece is arranged at the upper end of the second flange piece, a fastening piece is sleeved between the first flange piece and the second flange piece, a pipeline connecting block is arranged at one end, away from the fastening piece, of the first flange piece and the second flange piece, a plurality of assembling holes are formed in the pipeline connecting block in an annular array mode, bolt grooves are formed in the outer side of the pipeline connecting block and extend towards the inner side of the pipeline connecting block to form inner thread grooves, the expansion piece further comprises bolts, a positioning block and a pipeline fastening plate, the bolts are screwed into the inner thread grooves through the bolt grooves, positioning balls are arranged at the tail ends of the bolts, the pipeline fastening plate is movably embedded and installed inside the pipeline connecting block, movable grooves corresponding to the pipeline fastening plate are formed in the inner side of the pipeline connecting block, and the positioning, the positioning ball is movably matched with the positioning block.
Furthermore, the two sides of the movable groove are provided with inclined parts which are convenient for the movement of the pipeline fastening plate.
Further, when the bolt is screwed into the inner side of the pipeline connecting block, the pipeline fastening plate is driven to move axially through the positioning ball and the positioning block.
Further, the bolt slot is provided in plurality and is located between the fitting hole and the fitting hole.
Further, the bottom surface of the pipe fastening plate and the inner side of the pipe connecting block form a circle.
Further, the bottom surface of the pipeline fastening plate is provided with a frosted particle layer.
The utility model has the advantages that: be equipped with the structure of going on pre-fixing to the pipeline on the junction of small-size double-flange expansion bend and pipeline, effectual improvement is when vertical fixed connection, the convenience of staff's operation.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a schematic structural view of a novel small-sized double-flange expansion piece of the present invention;
fig. 2 is a schematic top view of the cross-sectional structure of the pipe connecting block of the present invention;
fig. 3 is an enlarged sectional view of a in fig. 2.
In the figure: the pipe joint comprises a first flange part-1, a second flange part-2, a fastener-3, a pipe connecting block-4, an assembling hole-5, a bolt groove-6, a bolt-7, an internal thread groove-8, a positioning ball-9, a positioning block-10, a pipe fastening plate-11 and a movable groove-12.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
Referring to fig. 1, 2 and 3, the present invention provides a novel small-sized double-flange expansion piece, which comprises: the structure of the flange comprises a first flange part 1 and a second flange part 2, wherein the first flange part 1 is arranged at the upper end of the second flange part 2, a fastening piece 3 is sleeved between the first flange part 1 and the second flange part 2, one ends of the first flange part 1 and the second flange part 2, which are far away from the fastening piece 3, are respectively provided with a pipeline connecting block 4, a plurality of assembly holes 5 are annularly arrayed on the pipeline connecting block 4, the outer side of the pipeline connecting block 4 is provided with a bolt groove 6, the bolt groove 6 extends towards the inner side of the pipeline connecting block 4 to form an inner thread groove 8, the flange structure further comprises a bolt 7, a positioning block 10 and a pipeline fastening plate 11, the bolt 7 is screwed into the inner thread groove 8 through the bolt groove 6, the tail end of the bolt 7 is provided with a positioning ball 9, the pipeline fastening plate 11 is movably embedded and arranged at the inner side of the pipeline connecting block 4, the inner side of the pipeline connecting block 4 is provided with a, locating piece 10 is joined in marriage in the activity of locating ball 9, 12 both sides in movable groove are equipped with the inclined part of the 11 activities of pipeline mounting plate of being convenient for, when bolt 7 revolves toward 4 insides of pipe connection piece, drive pipeline mounting plate 11 through locating ball 9 and locating piece 10 and carry out axial displacement, bolt groove 6 is equipped with a plurality ofly to be located between pilot hole 5 and pilot hole 5, 11 bottom surfaces of pipeline mounting plate and 4 inboard formation circles of pipe connection piece, 11 bottom surfaces of pipeline mounting plate are equipped with the dull polish grained layer.
For example, when vertical erection joint to small-size two flange expansion bend and pipeline, join in marriage the pipeline into the passageway of pipe connection block 4 inboard, the staff can be earlier with bolt 7 toward the inboard screw in of pipe connection block 4, bolt 7 drives pipeline mounting plate 11 through locating ball 9 and locating piece 10 and carries out axial displacement, make pipeline mounting plate 11 extrude fixedly to the pipeline at the removal in-process, pipeline and pipe connection block 4 at this moment are in the state of fixing in advance, loosen the hand of holding the pipeline, the pipeline can not take place to remove or drop, can both hands at last install pipeline and small-size two flange expansion bend fixedly, this design is because pilot hole 5 is more, fastening bolt between its screw in pipeline and the small-size two flange expansion bend is also more, both hands operation can spend the time shorter than one-hand operation, and it is more convenient.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied 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 (5)
1. The utility model provides a novel small-size double flange expansion bend which characterized in that: the structure of the pipeline connecting piece comprises a first flange piece (1) and a second flange piece (2), wherein the first flange piece (1) is arranged at the upper end of the second flange piece (2) and is sleeved with a fastener (3), one ends, far away from the fastener (3), of the first flange piece (1) and the second flange piece (2) are respectively provided with a pipeline connecting block (4), the pipeline connecting block (4) is annularly arrayed with a plurality of assembling holes (5), the outer side of the pipeline connecting block (4) is provided with a bolt groove (6), the bolt groove (6) extends towards the inner side of the pipeline connecting block (4) to form an inner thread groove (8), the pipeline connecting piece further comprises a bolt (7), a positioning block (10) and a pipeline fastening plate (11), the bolt (7) is screwed into the inner thread groove (8) through the bolt groove (6), the tail end of the bolt (7) is provided with a positioning ball (9), and the pipeline fastening plate (11) is movably embedded and arranged at the inner, the pipeline connecting block (4) inboard is equipped with movable groove (12) corresponding with pipeline mounting plate (11), pipeline mounting plate (11) one end of keeping away from pipeline connecting block (4) inboard is located in locating piece (10), locating piece (10) are joined in marriage in the activity of location ball (9).
2. The novel small-sized double-flange expansion piece according to claim 1, characterized in that: the two sides of the movable groove (12) are provided with inclined parts which are convenient for the movement of the pipeline fastening plate (11).
3. The novel small-sized double-flange expansion piece according to claim 1, characterized in that: when the bolt (7) is screwed into the inner side of the pipeline connecting block (4), the pipeline fastening plate (11) is driven to move axially through the positioning ball (9) and the positioning block (10).
4. The novel small-sized double-flange expansion piece according to claim 1, characterized in that: the bolt grooves (6) are arranged in a plurality and are positioned between the assembly holes (5) and the assembly holes (5).
5. The novel small-sized double-flange expansion piece according to claim 1, characterized in that: the bottom surface of the pipeline fastening plate (11) and the inner side of the pipeline connecting block (4) form a circle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020023848.7U CN211475160U (en) | 2020-01-07 | 2020-01-07 | Novel small-size double-flange expansion piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020023848.7U CN211475160U (en) | 2020-01-07 | 2020-01-07 | Novel small-size double-flange expansion piece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211475160U true CN211475160U (en) | 2020-09-11 |
Family
ID=72374120
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020023848.7U Expired - Fee Related CN211475160U (en) | 2020-01-07 | 2020-01-07 | Novel small-size double-flange expansion piece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211475160U (en) |
-
2020
- 2020-01-07 CN CN202020023848.7U patent/CN211475160U/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: 20200911 Termination date: 20220107 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |