CN207906652U - A kind of connector for steel-plastics composite pipe - Google Patents
A kind of connector for steel-plastics composite pipe Download PDFInfo
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- CN207906652U CN207906652U CN201820314909.8U CN201820314909U CN207906652U CN 207906652 U CN207906652 U CN 207906652U CN 201820314909 U CN201820314909 U CN 201820314909U CN 207906652 U CN207906652 U CN 207906652U
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- bolt
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- ring flange
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- connector
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Abstract
The utility model provides a kind of connector for steel-plastics composite pipe, including：Clip, is the outer diameter that a circular ring structure and its internal diameter are more than two connecting pipes, and clip inner surface offers a circle groove, is fixed with a pair of of compression bar in the trench, and this is located on two opposite side walls of groove compression bar；Cushion rubber for circle and is set between two ring flanges；Bolt, the threaded hole for extending radially through clip is offered on clip surface, and the bolt is screwed into threaded hole；Compress piece, it is between bolt and ring flange, it is the circular arc plate along the extended cross section outer profile of flange plate edge in isosceles trapezoid shape to compress piece, it compresses piece both sides to extend a distance into arc plate circle centre position to form the compression side of two waist of the isosceles trapezoid, piece is compressed when tightening bolt can be close to the inclined-plane of two ring flange edges.It has the beneficial effect that：The utility model simplifies the structure of the prior art, and mode of operation is simpler, and sealing effect is more preferable.
Description
Technical field
The utility model is related to pipe industry manufacturing fields, and in particular to a kind of connector for steel-plastics composite pipe.
Background technology
During the use of steel-plastics composite pipe, often the connection of two steel-plastics composite pipes is used.And two pipes are in junction
It is easiest to leak.
Groove connection is a kind of connection type of steel-plastics composite pipe, and it is suitable for the modelings of the steel of 65-400mm of nominal diameter
Multiple tube connects, and in the prior art, groove connection includes mainly clip, bolt and cushion rubber, two compound tube ends to be connected
It is welded with ring flange, cushion rubber is padded between two ring flanges, and hoop sleeve tightens two ring flange of bolt i.e. quilt outside two ring flanges
Clip compresses, and there are two bolts, and when use needs alternately to tighten two bolts, and the head of bolt can turn when due to tightening nut
It is dynamic, it is therefore desirable to which that user screws bolt head with a spanner, then turns nut with another spanner, and it is not very square to use
Just；A kind of connector of steel-plastics composite pipe is also proposed application No. is 201621270580.7 Chinese patent, but its structure
Excessively complicated, operating process is cumbersome, uses very troublesome.Therefore, it is badly in need of a kind of relatively simple for structure and leakproof at present
The good connector for steel-plastics composite pipe of water effect.
Utility model content
To be solved in the utility model is the problem excessively complicated currently used for steel-plastics composite pipe connecting-piece structure, for existing
There is above-mentioned insufficient in the presence of technology and a kind of connector for steel-plastics composite pipe is provided.
To achieve the above object, the utility model uses the following technical solution：
A kind of connector for steel-plastics composite pipe, including：
Clip, is the outer diameter that a circular ring structure and its internal diameter are more than two connecting pipes, and clip inner surface offers a circle
Groove is fixed with a pair of of compression bar in the trench, and this is located on two opposite side walls of groove compression bar, Mei Yifa
Blue disk is inclined-plane close to the one side edge of respective steel-plastics composite pipe, and all ring flanges are not provided with bolt connecting hole, each compression
Item is also inclined-plane close to the side of ring flange, so that when two ring flanges to connect are located in groove, the inclined-plane of each compression bar
It can be bonded with the inclined-plane of respective opposite ring flange；
Cushion rubber for circle and is set between two ring flanges；
Bolt, the threaded hole for extending radially through clip is offered on clip surface, and the bolt is screwed into threaded hole；
Piece is compressed, compresses piece between bolt and ring flange, it is the cross being extended along flange plate edge to compress piece
Section outer profile is in the circular arc plate of isosceles trapezoid shape, compresses piece both sides and is extended a distance into arc plate circle centre position to be formed
The compression side of two waist of the isosceles trapezoid, and the two opposite sides in compression sides are both provided with the inclined-plane being bonded with ring flange inclined-plane,
It can be close to the inclined-plane of two ring flange edges to compress piece when the bolts are tightened.
Further, the bolt is protruding with a connector with one end that piece contacts is compressed, and is offered in the middle part of piece compressing
One limit hole coordinated with the hinged sphere gap on the connector free end.
Further, the end face of an another ring flange of ring flange face is fixed with 4 anti-rotary heads, and anti-rotary head is on ring flange
It is uniformly distributed, and offers the anti-rotating hole of 4 and anti-rotary head clearance fit in another flange side surface.
Further, on the clip plane for being parallel to bolt head is formed at a circle of threaded hole.
Further, the bolt, compression piece and compression bar are one group of connecting component being arranged in same diametric(al),
And compression piece and compression bar are located at the both ends of the diameter, the connecting component is set as three groups, and three groups of connecting components are with method
Point on blue disk axis is the rounded array in the center of circle.
Further, a pair of of compression bar is not less than π 3/2 along the radian that flange plate edge extends.
Compared with the prior art, the utility model has the advantages that：
1, when steel plastic compount pipe diameter is smaller, a bolt can be only used and tightened, steel plastic compount is both met
The condition of the seal of tube, while manufacture material requested can be also saved, reduce the difficulty of manufacture, tightens or release bolt makes only need one
Spanner, it is reasonable to be more convenient compared with prior art；If steel plastic compount pipe diameter is bigger, three or four spiral shells can be used
Bolt, the power that each bolt is shared in this way is smaller, two steel-plastics composite pipes to be connected can be made to be close to seal, and to every
One bolt pressure is smaller, extends its service life；
2, it is fixed with a connector in bolt end, connector is fixed with hinged ball, so the hinged ball when bolt is unscrewed
Just piece one can will be compressed ibid to carry；
3, the inclined-plane cooperation for having bevelled a pair of of compression bar, compressing piece with flange disc side, when tightening bolt, can make
Two wait for that the ring flange of connecting tube is adjacent to each other, so that the utility model is more preferable than prior art sealing effect；
4, the tightening way of multipair bolt combination not only enables the steel plastic-steel plastic composite to be connected of Large Diameter Pipeline seal,
And two ring flanges are directly no longer connected with tightens, and avoids and is proposed in background, and the cooperation of two spanners is needed when tightening
The phenomenon that capable of tightening；
5, structure is relatively simple compared with prior art for the utility model, reduces the difficulty of processing, saves needed for manufacture
Material, while the mode tightened is simple, and sealing effect is good, can promote the use of.
Part is illustrated to embody by the further advantage, target and feature of the utility model by following, and part will also pass through
Research and practice to the utility model and be understood by the person skilled in the art.
Description of the drawings
Fig. 1 is the utility model steel-plastics composite pipe radial cross-section；
Fig. 2 is the utility model steel-plastics composite pipe axial sectional view；
Fig. 3 is enlarged drawing at A in Fig. 1；
Fig. 4 is steel plastic compount tube components schematic diagram (not including connecting component).
Reference numeral：Multiple tube 1, ring flange 11, anti-rotary head 12, cushion rubber 13, clip 2, plane 21, connecting component 3, bolt
31, connector 311, hinged ball 312, compression piece 32, compression bar 33.
Specific implementation mode
In order to make, technological means of the utility model, creation characteristic, reached purpose and effect are more clear and are easy to
Understand, the utility model is further elaborated with reference to the accompanying drawings and detailed description：
As depicted in figs. 1 and 2, a kind of connector for steel-plastics composite pipe 1, including：
Clip 2, is the outer diameter that a circular ring structure and its internal diameter are more than two connecting pipes, and 2 inner surface of clip offers one
Groove is enclosed, clip 2 is fixed with a pair of of compression bar 33, and this is right in the trench using elasticity and preferable No. 35 steel makings of toughness
Compression bar 33 is located on two opposite side walls of groove, a side of each ring flange 11 close to respective steel-plastics composite pipe 1
Edge is inclined-plane, and all ring flanges 11 are not provided with 31 connecting hole of bolt, compared to traditional ring flange 11, method in the utility model
Blue disk 11 is directly connected to without bolt 31, also saves bolt 31, and each compression bar 33 is also oblique close to the side of ring flange 11
Face, so that when two ring flanges 11 to connect are located in groove, the inclined-plane of each compression bar 33 can be with respective opposite ring flange
Two ring flanges 11 can be abutted against each other it by 11 inclined-plane fitting with the compression piece 32 that compression bar 33 is chatted with after when bolt 31 is tightened
Between cushion rubber 13 realize sealing effect；
Cushion rubber 13 for circle and is set between two ring flanges 11, and cushion rubber 13 is used to seal two steel modelings to be connected again
Close pipe 1；
Bolt 31, the threaded hole for extending radially through clip 2 is offered on 2 surface of clip, and the bolt 31 is screwed into threaded hole
It is interior；
Piece 32 is compressed, compresses piece 32 between bolt 31 and ring flange 11, it is along 11 edge of ring flange to compress piece 32
Extended cross section outer profile is in the circular arc plate of isosceles trapezoid shape, compresses 32 both sides of piece and extends to arc plate circle centre position
A distance is to form the compression side of two waist of the isosceles trapezoid, and the opposite side in two compression sides is both provided with and ring flange 11
The inclined-plane of inclined-plane fitting can be close to the inclined-plane of two ring flanges, 11 edge to compress piece 32 when tightening bolt 31, compress
Piece 32 shifts near two ring flanges 11, and two ring flanges, 11 realization adjacent to each other seals；When looser a bolt 31 when compress piece 32 far from two
Ring flange 11, two ring flanges 11 separate.
Further, referring to Fig. 3, the bolt 31 is protruding with a connector 311 with one end that piece 32 contacts is compressed, and is pressing
32 middle part of tight piece offers the limit hole of one and 312 clearance fit of hinged ball on 311 free end of the connector, is tightening spiral shell
When bolt 31, compression is realized in 31 bottom of bolt with 32 upper contact of piece is compressed, and hinged ball 312, which can guarantee, compresses piece 32 without departing from spiral shell
Bolt 31, and looser a bolt 31 when, hinged ball 312 can will compress piece 32 and take away two ring flanges 11.
Further, as shown in figure 4, the end face of another ring flange of 11 face of a ring flange 11 is fixed with 4 anti-rotary heads 12,
Anti- rotary head 12 is uniformly distributed on ring flange 11, and is offered 4 on 11 end face of another ring flange and matched with 12 gap of anti-rotary head
The anti-rotating hole of conjunction, when two ring flanges 11 are located in clip 2 anti-rotary head 12 be inserted into corresponding anti-rotating hole, such two to be to be connected
Multiple tube 1 just will not relatively rotate, and cushion rubber 13 is protected not damaged because of shearing force.
Further, it is located at such as Fig. 1 and Fig. 2, on the clip 2 and is formed with one at a circle of threaded hole and is parallel to bolt 31
The plane 21 on head needs to tighten bolt 31 when the change of the thickness of cushion rubber 13 is small, when 31 head of bolt is close to clip 2, plane 21
Can preferably with 31 head fits of bolt.
Further, the bolt 31, compression piece 32 and compression bar 33 are one group of company being arranged in same diametric(al)
Relay part 3, and compression piece 32 and compression bar 33 are located at the both ends of the diameter, bolt 31 is located at this diametrically, such ability
Two ring flanges 11 are shifted near when bolt 31 is tightened, the connecting component 3 is set as three groups, and three groups of connecting components 3 are with ring flange
Point on 11 axis is the rounded array in the center of circle, and the reason of setting in this way is：When 1 caliber of steel-plastics composite pipe is larger, if at this time
One bolt 31 is only set, then its pressure for being subject to is larger, may will produce stripped thread damage bolt 31, and three groups of bolts are arranged
31, piece 32 and compression bar 33 are compressed, can realize the sealing of Large Diameter Pipeline, 31 stripped thread of bolt will not be caused to fail.
Further, a pair of of compression bar 33 is not less than 3/2 along the radian that 11 edge of ring flange extends, if 33 length of compression bar
It is too short, then two ring flanges 11 cannot be made symmetrically close along edge, and length is more than 3/2 and can be compressed when bolt 31 is tightened
There are one section at item 33 both ends to be used for close space, and two ring flanges 11 can be made symmetrically close.
The utility model use principle is：The utility model be particularly suitable for diameter the multiple tube 1 of 65-400mm company
It connects, when installation, cushion rubber 13 is put on the ring flange 11 with anti-rotary head 12, by the flange of two steel-plastics composite pipes 1 to be connected
Disk 11 is put into clip 2, and bolt 31 is tightened, until cannot tighten again；It is to be connected compound when needing to unscrew or remove
When pipe 1, it is only necessary to reversely turn bolt 31.
Finally illustrate, above example is merely intended for describing the technical solutions of the present application, but not for limiting the present application, although ginseng
The utility model is described in detail according to preferred embodiment, it will be understood by those of ordinary skill in the art that, it can be to this
The technical solution of utility model is modified or replaced equivalently, without departing from the objective and model of technical solutions of the utility model
It encloses, should all cover in the right of the utility model.
Claims (6)
1. a kind of connector for steel-plastics composite pipe, which is characterized in that including：
Clip is the outer diameter that a circular ring structure and its internal diameter are more than two connecting pipes, and clip inner surface offers a circle groove,
It is fixed with a pair of of compression bar in the trench, and this is located on two opposite side walls of groove compression bar, each ring flange
One side edge close to respective steel-plastics composite pipe is inclined-plane, and all ring flanges are not provided with bolt connecting hole, and each compression bar leans on
The side of nearly ring flange is also inclined-plane, so that when two ring flanges to connect are located in groove, the inclined-plane of each compression bar can be with
The inclined-plane fitting of respective opposite ring flange；
Cushion rubber for circle and is set between two ring flanges；
Bolt, the threaded hole for extending radially through clip is offered on clip surface, and the bolt is screwed into threaded hole；
Piece is compressed, between bolt and ring flange, it is the cross section foreign steamer being extended along flange plate edge to compress piece
Exterior feature is in the circular arc plate of isosceles trapezoid shape, compresses piece both sides and is extended a distance into arc plate circle centre position to form the isosceles
The compression side of trapezoidal two waist, and the two opposite sides in compression sides are both provided with inclined-plane be bonded with ring flange inclined-plane, ought tighten
Piece is compressed when bolt can be close to the inclined-plane of two ring flange edges.
2. a kind of connector for steel-plastics composite pipe according to claim 1, which is characterized in that the bolt and compression
One end of piece contact is protruding with a connector, between compressing the hinged ball offered in the middle part of piece on one and the connector free end
The limit hole of gap cooperation.
3. a kind of connector for steel-plastics composite pipe according to claim 1 or 2, which is characterized in that a ring flange is just
4 anti-rotary heads are fixed with to the end face of another ring flange, anti-rotary head is uniformly distributed on ring flange, and in another flange side surface
On offer the anti-rotating hole of 4 and anti-rotary head clearance fit.
4. a kind of connector for steel-plastics composite pipe according to claim 3, which is characterized in that be located on the clip
A plane for being parallel to bolt head is formed at one circle of threaded hole.
5. a kind of connector for steel-plastics composite pipe according to claim 4, which is characterized in that the bolt, compression
Piece and compression bar are one group of connecting component being arranged in same diametric(al), and compression piece and compression bar are located at the diameter
Both ends, the connecting component is set as three groups, and three groups of connecting components are using the point on ring flange axis as the rounded array in the center of circle.
6. a kind of connector for steel-plastics composite pipe according to claim 4, which is characterized in that a pair of of compression bar is along method
The radian that blue plate edge extends is not less than π 3/2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820314909.8U CN207906652U (en) | 2018-03-07 | 2018-03-07 | A kind of connector for steel-plastics composite pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820314909.8U CN207906652U (en) | 2018-03-07 | 2018-03-07 | A kind of connector for steel-plastics composite pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207906652U true CN207906652U (en) | 2018-09-25 |
Family
ID=63558736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820314909.8U Active CN207906652U (en) | 2018-03-07 | 2018-03-07 | A kind of connector for steel-plastics composite pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207906652U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112895384A (en) * | 2021-01-19 | 2021-06-04 | 深圳市森城橡胶有限公司 | Silica gel injection molding equipment and molding method thereof |
| CN114811243A (en) * | 2021-01-19 | 2022-07-29 | 威乐水泵有限公司 | Pipe fastening assembly |
-
2018
- 2018-03-07 CN CN201820314909.8U patent/CN207906652U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112895384A (en) * | 2021-01-19 | 2021-06-04 | 深圳市森城橡胶有限公司 | Silica gel injection molding equipment and molding method thereof |
| CN114811243A (en) * | 2021-01-19 | 2022-07-29 | 威乐水泵有限公司 | Pipe fastening assembly |
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