CN212106908U - Microwave vulcanization jacking pipe sealing strip - Google Patents
Microwave vulcanization jacking pipe sealing strip Download PDFInfo
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- CN212106908U CN212106908U CN201922426482.8U CN201922426482U CN212106908U CN 212106908 U CN212106908 U CN 212106908U CN 201922426482 U CN201922426482 U CN 201922426482U CN 212106908 U CN212106908 U CN 212106908U
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Abstract
The utility model discloses a microwave vulcanization push pipe sealing strip, including inlayer circle, outer circle and connecting strip, the inlayer circle passes through the inboard of connecting strip fixed connection at outer circle, and the outside of inlayer circle is provided with first extrusion strip, and first extrusion strip fixed connection circles at the inlayer, and the inboard of outer circle is provided with second extrusion strip, through first stop gear fixed connection between the first of connecting strip, connects through second stop gear between the first of inlayer circle, connects through third stop gear between the first of outer circle. The utility model discloses an inner circle, outer circle and connecting strip can seal the joint gap between two push pipe tip from inside to outside, sealing performance when improving the push pipe connection prevents to cause the leakage, realizes through extrusion mechanism that the crisscross even setting of second extrusion strip is in the inboard of outer circle, can satisfy the sealing connection of different thickness push pipes, has improved flexibility and the reliability when the sealing strip uses, has improved sealed effect simultaneously.
Description
Technical Field
The utility model relates to a microwave vulcanization push pipe sealing strip.
Background
The sealing strip is mainly used for the position with a manufacturing gap, and has the functions of sealing, shock absorption, sound insulation, decoration and the like. The sealing strip is produced by adopting a microwave continuous vulcanization technology, and has the advantages of high production efficiency, low energy consumption, high quality and the like.
When the jacking pipes in the prior art are connected, because the pipe wall thickness of the jacking pipes has size deviation, sealing strips matched with the pipe wall thickness are required to be adopted when the end parts of the jacking pipes are sealed, and once the sizes are not matched, the sealing performance is greatly reduced; moreover, as only the connected gap is sealed, once cracks appear at the sealing position, the sealing effect is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a microwave vulcanization push pipe sealing strip's technical scheme to the not enough and provide that prior art exists, through the inlayer circle, connection between outer circle and the connecting strip forms both sides draw-in groove, can seal the joint gap between two push pipe tip from inside to outside, sealing performance when improving the push pipe connection, prevent to cause the leakage, realize the crisscross even setting of second extrusion strip in the inboard of outer circle through extrusion mechanism, can satisfy the sealing connection of different thickness push pipes, flexibility and reliability when having improved the sealing strip and using, sealed effect has been improved simultaneously.
In order to solve the technical problem, the utility model discloses a following technical scheme:
microwave vulcanization push pipe sealing strip, its characterized in that: the inner ring is fixedly connected to the inner side of the outer ring through the connecting strip, clamping grooves are formed among the inner ring, the outer ring and the connecting strip, a first extrusion strip is arranged on the outer side of the inner ring and fixedly connected to the inner ring, a second extrusion strip is arranged on the inner side of the outer ring, the heads of the connecting strip are fixedly connected through a first limiting mechanism, the heads of the inner ring are connected through a second limiting mechanism, and the heads of the outer ring are connected through a third limiting mechanism; through the inner ring, the connection between outer ring and the connecting strip forms both sides draw-in groove, can seal the joint gap between two push pipe tip from inside to outside, sealing performance when improving the push pipe connection, prevent to cause the leakage, first extrusion strip can realize the extrusion to the push pipe inner wall under the effect of inner ring, reduce the clearance between first extrusion strip and the push pipe inner wall, improve sealed effect, the extrusion of push pipe outer wall can be realized under the effect of outer ring to the second extrusion strip, reduce the clearance between second extrusion strip and the push pipe outer wall, improve the compactness of being connected between sealing strip and the push pipe, first stop gear, the first fixed sealing connection of end to end of sealing strip can be realized to second stop gear and third stop gear, can realize annular seal according to the shape of push pipe, sealed effect when the push pipe is connected has been improved greatly.
Furthermore, the cross section of the connection of the inner ring, the connecting strip and the outer ring is in an I-shaped structure, the design of the I-shaped structure can realize simultaneous sealing of the inner wall, the outer wall and the middle connecting gap of the top pipe, and the sealing effect is greatly improved.
Furthermore, I-shaped frameworks are arranged in the inner ring, the connecting strip and the outer ring, the strength and the stability of the whole sealing strip are improved through the I-shaped frameworks, and the sealing effect is prevented from being influenced by the breakage of the sealing strip.
Further, second extrusion strip fixed connection is on the medial surface of outer circle, the second extrusion strip removes through extrusion mechanism and connects on the medial surface of outer circle, fixed connection's second extrusion strip and the crisscross setting each other of second extrusion strip of removal connection, realize through extrusion mechanism that the second extrusion strip is crisscross evenly to be set up in the inboard of outer circle, can satisfy the sealing connection of different thickness push pipes, flexibility and reliability when having improved the sealing strip and using have improved sealed effect simultaneously.
Further, extrusion mechanism includes stripper plate and fastening screw, and the stripper plate passes through fastening screw to be connected on the medial surface of outer circle, through rotatory fastening screw, can drive the flexible removal of stripper plate, further drives the removal of second extrusion strip, and the realization is fixed to the laminating of ejector tube outer wall, improves sealed effect.
Further, first extrusion strip and second extrusion strip all include the laminating strip, and the slope of laminating strip sets up on the lateral surface of inlayer circle, on the medial surface of outer circle and on the top surface of stripper plate, evenly is provided with the boss between laminating strip and inlayer circle, outer circle and the stripper plate, the laminating strip improved with push pipe inner wall and the outer wall between the laminating area, the boss can improve the laminating intensity between laminating strip and push pipe inner wall and the outer wall, further improve the sealing performance of sealing strip.
Further, evenly be provided with the sand grip on the lateral surface of laminating strip, the design of sand grip can increase the frictional force between laminating strip and push pipe inner wall and the outer wall, prevents to take place to remove and influences the connection of push pipe and seal.
Further, first stop gear includes first spacing groove and first spacing, and first spacing groove is located the one end of connecting strip, and first spacing fixed connection is at the other end of connecting strip, first spacing and first spacing groove phase-match, can realize the head and the tail fixed connection of connecting strip through first spacing and first spacing groove.
Furthermore, the second limiting mechanism comprises a second limiting groove and a second limiting strip, the second limiting groove is located at one end of the inner ring, the second limiting strip is fixedly connected to the other end of the inner ring, the second limiting strip is matched with the second limiting groove, and the head and the tail of the inner ring can be fixedly connected through the second limiting strip and the second limiting groove.
Furthermore, the third limiting mechanism comprises a third limiting groove and a third limiting strip, the third limiting groove is located at one end of the outer ring, the third limiting strip is fixedly connected to the other end of the outer ring, the third limiting strip is matched with the third limiting groove, and the third limiting strip and the third limiting groove can be used for realizing the head and tail fixed connection of the outer ring.
The first limiting groove, the second limiting groove and the third limiting groove are all provided with first positioning holes, the first limiting strip, the second limiting strip and the third limiting strip are all provided with second positioning holes, when the first limiting strip, the second limiting groove and the third limiting groove are connected, the third limiting strip and the third limiting groove can be fixedly connected through screws penetrating through the first positioning holes and the second positioning holes.
The utility model discloses owing to adopted above-mentioned technical scheme, following beneficial effect has:
1. the clamping grooves on the two sides are formed by the connection among the inner ring, the outer ring and the connecting strip, so that the connecting gap between the end parts of the two jacking pipes can be sealed from inside to outside, the sealing performance of the jacking pipes during connection is improved, and leakage is prevented.
2. The first extrusion strip can realize the extrusion to the push pipe inner wall under the effect of inlayer circle, reduces the clearance between first extrusion strip and the push pipe inner wall, improves sealed effect, and the second extrusion strip can realize the extrusion to the push pipe outer wall under the effect of outer circle, reduces the clearance between second extrusion strip and the push pipe outer wall, improves the compactness of being connected between sealing strip and the push pipe.
3. The first limiting mechanism, the second limiting mechanism and the third limiting mechanism can realize the fixed sealing connection of the head and the tail of the sealing strip, the annular sealing can be realized according to the shape of the jacking pipe, and the sealing effect of the jacking pipe during connection is greatly improved.
4. The second extrusion strips are uniformly arranged on the inner side of the outer ring in a staggered mode through the extrusion mechanism, the sealing connection of the jacking pipes with different thicknesses can be met, the flexibility and the reliability of the sealing strip in use are improved, and the sealing effect is improved.
Description of the drawings:
the present invention will be further explained with reference to the accompanying drawings:
FIG. 1 is a schematic structural view of the microwave vulcanized pipe-jacking sealing strip of the present invention;
FIG. 2 is a schematic cross-sectional view taken along the line A-A in FIG. 1;
FIG. 3 is a schematic structural view of one end of the middle seal strip of the present invention;
FIG. 4 is a schematic structural view of the other end of the sealing strip of the present invention;
fig. 5 is a schematic structural diagram of the first extrusion strip and the second extrusion strip of the present invention.
In the figure: 1-an inner ring; 2-outer ring; 3-a connecting strip; 4-extruding a plate; 5-fastening screws; 6-a first extruded strip; 7-a second extruded strip; 8-a first limiting groove; 9-a second limiting groove; 10-a third limiting groove; 11-a first positioning hole; 12-a first stop bar; 13-a second stop bar; 14-a third stop bar; 15-a second positioning hole; 16-a laminating strip; 17-a reinforcing block; 18-convex strips; 19-an i-shaped framework; 20-card slot.
Detailed Description
As shown in fig. 1 to 5, for the utility model discloses microwave vulcanization push pipe sealing strip, including inlayer circle 1, outer circle 2 and connecting strip 3, inlayer circle 1 passes through the inboard of connecting strip 3 fixed connection at outer circle 2, and inlayer circle 1, form draw-in groove 20 between outer circle 2 and the connecting strip 3, and inlayer circle 1, the cross-section that connecting strip 3 and outer circle 2 are connected is the I-shaped structure, and the design of I-shaped structure can realize sealed when to push pipe inner wall, outer wall and middle joint gap department, improves sealed effect greatly. I-shaped frameworks 19 are arranged in the inner ring 1, the connecting strips 3 and the outer ring 2, the strength and the stability of the whole sealing strip are improved by the I-shaped frameworks 19, and the sealing effect is prevented from being influenced by the breakage of the sealing strip. The clamping grooves 20 on the two sides are formed by connecting the inner ring 1, the outer ring 2 and the connecting strip 3, so that a connecting gap between the end parts of two jacking pipes can be sealed from inside to outside, the sealing performance of the jacking pipes during connection is improved, and leakage is prevented.
The outside of inlayer circle 1 is provided with first extrusion strip 6, first extrusion strip 6 fixed connection is on inlayer circle 1, the inboard of outer circle 2 is provided with second extrusion strip 7, second extrusion strip 7 fixed connection is on the medial surface of outer circle 2, second extrusion strip 7 is connected on the medial surface of outer circle 2 through extrusion mechanism removal, fixed connection's second extrusion strip 7 sets up with the second extrusion strip 7 of removal connection crisscross each other, realize through extrusion mechanism that second extrusion strip 7 is crisscross evenly to be set up in the inboard of outer circle 2, can satisfy the sealing connection of different thickness push pipes, flexibility and reliability when having improved the sealing strip and using, sealed effect has been improved simultaneously. Extrusion mechanism includes stripper plate 4 and fastening screw 5, and stripper plate 4 passes through fastening screw 5 to be connected on outer medial surface of circle 2, through rotatory fastening screw 5, can drive stripper plate 4 flexible removal, further drives the removal of second extrusion strip 7, and the realization is fixed to the laminating of ejector tube outer wall, improves sealed effect.
First extrusion strip 6 and second extrusion strip 7 all include laminating strip 16, laminating strip 16 slope sets up on the lateral surface of inlayer circle 1, on outer 2 medial surface of circle and on the top surface of stripper plate 4, laminating strip 16 and inlayer circle 1, evenly be provided with boss 17 between outer 2 and the stripper plate 4, laminating strip 16 has improved and has pushed up the laminating area between pipe inner wall and the outer wall, boss 17 can improve the laminating intensity between laminating strip 16 and pipe inner wall and the outer wall, further improve the sealing performance of sealing strip. Evenly be provided with sand grip 18 on the lateral surface of laminating strip 16, the frictional force between laminating strip 16 and push pipe inner wall and the outer wall can be increased in the design of sand grip 18, prevents to take place to remove and influences the connection of push pipe and seal. The first extrusion strip 6 can realize the extrusion to the push pipe inner wall under the effect of inlayer circle 1, reduces the clearance between first extrusion strip 6 and the push pipe inner wall, improves sealed effect, and the extrusion to the push pipe outer wall can be realized under the effect of outer circle 2 to the second extrusion strip 7, reduces the clearance between second extrusion strip 7 and the push pipe outer wall, improves the compactness of being connected between sealing strip and the push pipe.
The first positions of the connecting strips 3 are fixedly connected through a first limiting mechanism, the first positions of the inner ring 1 are connected through a second limiting mechanism, and the first positions of the outer ring 2 are connected through a third limiting mechanism. The first limiting mechanism, the second limiting mechanism and the third limiting mechanism can realize the fixed sealing connection of the head and the tail of the sealing strip, the annular sealing can be realized according to the shape of the jacking pipe, and the sealing effect of the jacking pipe during connection is greatly improved.
First stop gear includes first spacing groove 8 and first spacing 12, and first spacing groove 8 is located the one end of connecting strip 3, and first spacing 12 fixed connection is at the other end of connecting strip 3, and first spacing 12 and first spacing groove 8 phase-match can realize the head and the tail fixed connection of connecting strip 3 through first spacing 12 and first spacing groove 8. The second limiting mechanism comprises a second limiting groove 9 and a second limiting strip 13, the second limiting groove 9 is located at one end of the inner ring 1, the second limiting strip 13 is fixedly connected to the other end of the inner ring 1, the second limiting strip 13 is matched with the second limiting groove 9, and the head and the tail of the inner ring 1 can be fixedly connected through the second limiting strip 13 and the second limiting groove 9. The third limiting mechanism comprises a third limiting groove 10 and a third limiting strip 14, the third limiting groove 10 is located at one end of the outer ring 2, the third limiting strip 14 is fixedly connected to the other end of the outer ring 2, the third limiting strip 14 is matched with the third limiting groove 10, and the third limiting strip 14 and the third limiting groove 10 can be used for realizing the head and tail fixed connection of the outer ring 2.
All be provided with first locating hole 11 on first spacing groove 8, second spacing groove 9 and the third spacing groove 10, all be provided with second locating hole 15 on first spacing 12, second spacing 13 and the third spacing 14, when first spacing 12 and first spacing groove 8, second spacing 13 and second spacing groove 9, pass first locating hole 11 and second locating hole 15 through the screw when being connected between third spacing 14 and the third spacing groove 10 and can carry out fixed connection.
The above is only a specific embodiment of the present invention, but the technical features of the present invention are not limited thereto. Any simple changes, equivalent substitutions or modifications made on the basis of the present invention to achieve substantially the same technical effects are all covered by the scope of the present invention.
Claims (10)
1. Microwave vulcanization push pipe sealing strip, its characterized in that: including inlayer circle, outer circle and connecting strip, the inlayer circle passes through connecting strip fixed connection be in the inboard of outer circle, the inlayer circle outer circle with form the draw-in groove between the connecting strip, the outside of inlayer circle is provided with first extrusion strip, first extrusion strip fixed connection be in on the inlayer circle, the inboard of outer circle is provided with second extrusion strip, through first stop gear fixed connection between the first of connecting strip, connect through second stop gear between the first of inlayer circle, connect through third stop gear between the first of outer circle.
2. The microwave-vulcanized pipe-jacking sealing strip according to claim 1, wherein: the cross section of the inner ring, the connecting strip and the outer ring is in an I-shaped structure.
3. The microwave-vulcanized pipe-jacking sealing strip according to claim 2, wherein: i-shaped frameworks are arranged in the inner ring, the connecting strip and the outer ring.
4. The microwave-vulcanized pipe-jacking sealing strip according to claim 1, wherein: the second extrusion strip is fixedly connected to the inner side face of the outer ring, the second extrusion strip is movably connected to the inner side face of the outer ring through the extrusion mechanism, and the second extrusion strip which is movably connected are arranged in a staggered mode.
5. The microwave-vulcanized pipe-jacking sealing strip according to claim 4, wherein: the extrusion mechanism comprises an extrusion plate and a fastening screw, and the extrusion plate is connected to the inner side surface of the outer ring through the fastening screw.
6. The microwave-vulcanized pipe-jacking sealing strip according to claim 5, wherein: the first extrusion strip with the second extrusion strip all includes the laminating strip, the slope of laminating strip sets up on the lateral surface of inlayer circle, on the medial surface of outer circle and on the top surface of stripper plate, the laminating strip with the inlayer circle outer circle with evenly be provided with the boss between the stripper plate.
7. The microwave-vulcanized pipe-jacking sealing strip according to claim 6, wherein: the lateral surface of laminating strip evenly is provided with the sand grip.
8. The microwave-vulcanized pipe-jacking sealing strip according to claim 1, wherein: first stop gear includes first spacing groove and first spacing, first spacing groove is located the one end of connecting strip, first spacing fixed connection be in the other end of connecting strip, first spacing with first spacing groove phase-match.
9. The microwave-vulcanized pipe-jacking sealing strip according to claim 1, wherein: the second limiting mechanism comprises a second limiting groove and a second limiting strip, the second limiting groove is located at one end of the inner ring, the second limiting strip is fixedly connected to the other end of the inner ring, and the second limiting strip is matched with the second limiting groove.
10. The microwave-vulcanized pipe-jacking sealing strip according to claim 1, wherein: the third limiting mechanism comprises a third limiting groove and a third limiting strip, the third limiting groove is located at one end of the outer ring, the third limiting strip is fixedly connected to the other end of the outer ring, and the third limiting strip is matched with the third limiting groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922426482.8U CN212106908U (en) | 2019-12-30 | 2019-12-30 | Microwave vulcanization jacking pipe sealing strip |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922426482.8U CN212106908U (en) | 2019-12-30 | 2019-12-30 | Microwave vulcanization jacking pipe sealing strip |
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| CN212106908U true CN212106908U (en) | 2020-12-08 |
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| CN201922426482.8U Active CN212106908U (en) | 2019-12-30 | 2019-12-30 | Microwave vulcanization jacking pipe sealing strip |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116753360A (en) * | 2023-08-11 | 2023-09-15 | 江苏日升电力机械有限公司 | Connecting device for top pipe of spheroidal graphite cast iron pipe |
-
2019
- 2019-12-30 CN CN201922426482.8U patent/CN212106908U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116753360A (en) * | 2023-08-11 | 2023-09-15 | 江苏日升电力机械有限公司 | Connecting device for top pipe of spheroidal graphite cast iron pipe |
| CN116753360B (en) * | 2023-08-11 | 2023-10-20 | 江苏日升电力机械有限公司 | Connecting device for top pipe of spheroidal graphite cast iron pipe |
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