CN113864560A - PVC resistance to compression bellows - Google Patents
PVC resistance to compression bellows Download PDFInfo
- Publication number
- CN113864560A CN113864560A CN202110948979.5A CN202110948979A CN113864560A CN 113864560 A CN113864560 A CN 113864560A CN 202110948979 A CN202110948979 A CN 202110948979A CN 113864560 A CN113864560 A CN 113864560A
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- threaded rod
- connecting pipe
- corrugated pipe
- arc
- wall
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- 230000006835 compression Effects 0.000 title claims abstract description 10
- 238000007906 compression Methods 0.000 title claims abstract description 10
- 229920000742 Cotton Polymers 0.000 claims description 18
- 230000009471 action Effects 0.000 claims description 3
- 239000000428 dust Substances 0.000 abstract description 5
- 229920000915 polyvinyl chloride Polymers 0.000 description 15
- 239000004800 polyvinyl chloride Substances 0.000 description 15
- 230000000694 effects Effects 0.000 description 6
- 238000007789 sealing Methods 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000008485 antagonism Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L47/00—Connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics
- F16L47/06—Connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics with sleeve or socket formed by or in the pipe end
- F16L47/12—Connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics with sleeve or socket formed by or in the pipe end with additional locking means
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The invention discloses a PVC compression-resistant corrugated pipe, which comprises a connecting pipe; the inner cavity of the connecting pipe is rotationally connected with a threaded rod along the radial direction; the threads at the two ends of the threaded rod are arranged oppositely, and the two ends of the threaded rod are both connected with sliding blocks in a threaded manner; the outer wall of the sliding block is symmetrically and fixedly connected with supporting rods; one end of the support rod, which is far away from the slide block, is fixedly connected with a support plate; the other end of the threaded rod extends to the outer wall of the connecting pipe and is rotatably connected with the connecting pipe; when the connecting pipe is sleeved on the end of the damaged corrugated pipe, the threaded rod is rotated to drive the sliding block to move, and then the supporting rod and the supporting plate are connected with each other, so that the sliding block moves to drive the supporting plate to move synchronously, the corrugated pipe can be supported, the connection between the corrugated pipe and the connecting pipe is more stable, the corrugated pipe can be quickly installed under the condition that the end of the corrugated pipe is wet and has dust, and meanwhile, the supporting plate can be used for corrugated pipes with different sizes.
Description
Technical Field
The invention relates to the technical field of corrugated pipes, in particular to a PVC (polyvinyl chloride) compression-resistant corrugated pipe.
Background
The PVC corrugated pipe is a plastic pipe which takes hard polyvinyl chloride as a main raw material, is extruded from the inside and the outside respectively, is formed in one step, has a smooth inner wall, has a trapezoidal corrugated outer wall and is hollow by a clamping wall between the inner wall and the outer wall; PVC corrugated pipes are generally used for building rainwater pipes, underground drainage pipes, blow-off pipes, ventilation pipes and the like; the PVC corrugated pipe is made of non-metallic materials; the PVC corrugated pipe in the prior art achieves the purpose of pressure resistance by increasing the thickness of the inner wall, namely the PVC pressure-resistant corrugated pipe, however, when the end head of the PVC pressure-resistant corrugated pipe is damaged, the corrugated pipe needs to be quickly repaired to ensure the use of the corrugated pipe; because the not enough of prior art, when the damaged end of antagonism pressure bellows is restoreed, need cut the damaged end, glue is paintd toward resistance to compression bellows both ends head to the rethread and is bonded, owing to have the injecing of rivers and environment in the resistance to compression bellows always, makes end department always be in humidity and dust easily, causes the bonding inefficiency easily.
The technical scheme has the characteristics of good quick connection effect by the aid of the arrangement of the first connecting plate, the second connecting plate, the clamping blocks, the conical grooves, the sealing sleeves and other structures; however, the second water pipe is limited by the second spring in the technical scheme, so that corrugated pipe ends with different sizes cannot be used, the corrugated pipe ends cannot be used in a large range, the cost is high easily, and the technical scheme is limited.
In view of this, in order to overcome the above technical problems, the present invention provides a PVC pressure-resistant corrugated pipe, which solves the above technical problems.
Disclosure of Invention
In order to make up the defects of the prior art, the invention provides a PVC (polyvinyl chloride) compression-resistant corrugated pipe, when a connecting pipe is sleeved on the end of a damaged corrugated pipe, a threaded rod is rotated to drive a sliding block to move, and then a supporting rod and a supporting plate are connected with each other, so that the sliding block moves to drive the supporting plate to synchronously move, the corrugated pipe can be supported, the connection between the corrugated pipe and the connecting pipe is more stable, the corrugated pipe can be quickly installed under the conditions that the end of the corrugated pipe is moist and has dust, and the supporting plate can be used for corrugated pipes with different sizes;
the technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a PVC compression-resistant corrugated pipe, which comprises a connecting pipe; the inner cavity of the connecting pipe is rotationally connected with a threaded rod along the radial direction; the threads at the two ends of the threaded rod are arranged oppositely, and the two ends of the threaded rod are both in threaded connection with sliding blocks; the outer wall of the sliding block is symmetrically and fixedly connected with supporting rods; one end of the support rod, which is far away from the slide block, is fixedly connected with a support plate; the other end of the threaded rod extends to the outer wall of the connecting pipe and is rotatably connected with the connecting pipe, and the other end of the threaded rod is rotatably connected with an L-shaped rod through a first torsion spring; the outer wall of the connecting pipe is provided with a circular groove; the other end of the L-shaped rod can be clamped into the circular groove under the action of the first torsion spring.
When the corrugated pipe is in work, due to the defects of the prior art, when the corrugated pipe is connected, the prior art carries out gluing on two connecting parts and carries out bonding in a manual mode, the connecting efficiency is low, only dry and smooth corrugated pipes can be used, and the use limitation is small; once the corrugated pipe is broken, only a section of new corrugated pipe can be taken out to replace the corrugated pipe in the prior art, so that the waste of the corrugated pipe is easily caused; the corrugated pipe provided by the invention can be used for rapidly repairing the broken part and ensuring the rapid use of the corrugated pipe;
therefore, when the corrugated pipe is connected, a worker pulls the corrugated pipe, the corrugated pipe is pulled to an inner cavity of the connecting pipe, the supporting plate is positioned in the corrugated pipe, the L-shaped rod is pulled, the L-shaped rod can be pulled to be in a vertical state due to the connection of the second torsion spring, the L-shaped rod is rotated to drive the threaded rod to rotate, the threads on the threaded rod are arranged oppositely, the two sliding blocks can be driven to move relatively, the supporting plate is driven to move relatively through the connection of the supporting rods, and when the supporting plate is in contact with the inner wall of the corrugated pipe, the threaded rod is stopped rotating, so that the connection mode is more rapid, the corrugated pipe can be quickly repaired, the manual operation time can be reduced, and the operation is simple; the L-shaped rod is pulled, and the first torsion spring needs to be reset, so that the L-shaped rod is driven to be clamped into the circular groove, the position of the threaded rod is fixed, the threaded rod can be prevented from rotating under the touch of external force, and the corrugated pipe and the connecting pipe can be connected more stably due to the fixation of the threaded rod;
according to the corrugated pipe connecting device, the threaded rod is rotated to drive the two sliding blocks to move relatively, and the supporting rod is matched with the supporting plate, so that the supporting plate supports the inner wall of the corrugated pipe, the outer wall of the corrugated pipe is in contact with and extrudes the inner wall of the connecting pipe, the corrugated pipe and the connecting pipe can be conveniently and quickly connected, the operation is convenient, and the corrugated pipes with different diameters can be used.
Preferably, the supporting plates are all arc-shaped structures, and the anti-skid pads are fixedly connected to one sides of the supporting plates, which are close to the inner wall of the connecting pipe; the outer edges of the two ends of the supporting plate are hinged with supporting blocks through second torsion springs; the supporting blocks are all arc-shaped structures; when in work: along with the relative motion of slider, it carries out relative motion to drive the backup pad, thereby it carries out relative motion to drive the supporting shoe, it is together articulated through first torsional spring between supporting shoe and the backup pad, can make the supporting shoe keep in an radian fast with the backup pad, and with the increase of area of contact between the bellows, in order to guarantee to carry out diversified support to the inner wall of bellows, can increase the leakproofness between stability and bellows and the connecting pipe more, and the backup pad all is arc structure and supporting shoe, can both guarantee that backup pad and supporting shoe are better to contact with the inner wall of bellows and support, the slipmat can make the backup pad when contacting with the bellows, make the frictional force increase between backup pad and the bellows, and then can guarantee that the position that the backup pad contacted with the bellows can not take place the skew.
Preferably, two groups of arc-shaped cotton are symmetrically adhered to the inner wall of the connecting pipe; the connecting direction of the arc cotton is perpendicular to the threaded rod, and one side of the arc cotton, which is far away from the connecting pipe, is fixedly connected with a fixing block; the fixing blocks are all of arc structures and are distributed on one side of the arc plate at equal intervals; when in work: through the relative one end of staff's extrusion bellows, make the looks remote site of bellows all take place deformation and be oval shape, because the bellows need reset, make the outer wall of bellows and the cotton contact of arc and carry out the centre gripping to the bellows, because a plurality of fixed blocks of one side fixedly connected with of arc, when the arc is cotton and the bellows contact, fixed block card goes into the ripple space in the bellows outside simultaneously, can fix the bellows, make the bellows position more stable and can not take place the displacement.
Preferably, the inner ring surface of the connecting pipe is fixedly connected with a limiting ring; the limiting rings are symmetrically distributed on two sides of the threaded rod; when in work: when the bellows is by the inside of staff pulling connecting pipe, the relative one end of bellows can be contradicted to one side of spacing ring, and the spacing ring can form a sealed effect with between the bellows simultaneously, and the spacing ring can also make the bellows can not contact the threaded rod for the bellows can not hinder the threaded rod and rotate, can rotate in order to guarantee the threaded rod, and improve the stability of backup pad.
Preferably, the number of the circular grooves is at least two, and the circular grooves are all arranged around the threaded rod; when in work: the circular slot is two at least, can guarantee that L shape pole rotates the back in driving threaded rod, no matter which position is removed to L shape pole, all can be through the connection of second torsional spring for L shape pole can block into the circular slot, fixes L shape pole and the position of threaded rod, when guaranteeing that external force runs into the threaded rod, and the threaded rod takes place to remove.
The invention has the following beneficial effects:
1. when the connecting pipe is sleeved on the end of the damaged corrugated pipe, the threaded rod is rotated to drive the sliding block to move, and then the supporting rod and the supporting plate are connected with each other, so that the sliding block moves to drive the supporting plate to move synchronously, the corrugated pipe can be supported, the connection between the corrugated pipe and the connecting pipe is more stable, the corrugated pipe can be quickly installed under the condition that the end of the corrugated pipe is wet and has dust, and meanwhile, the supporting plate can be used for corrugated pipes with different sizes.
2. According to the corrugated pipe repair device, the two sliding blocks move relatively, the supporting plates are driven to move relatively through the connection of the supporting rods, and when the supporting plates are in contact with the inner wall of the corrugated pipe, the threaded rods stop rotating, so that the connection mode is quicker, the corrugated pipe can be repaired quickly, the manual operation time can be reduced, and the operation is simple; the L-shaped rod is pulled again, and the first torsion spring needs to be reset, so that the L-shaped rod is driven to be clamped into the circular groove, the position of the threaded rod is fixed, the threaded rod can be prevented from rotating under the touch of external force, and the corrugated pipe and the connecting pipe can be connected more stably due to the fixation of the threaded rod.
3. When the corrugated pipe is pulled by a worker to the inside of the connecting pipe, the opposite end of the corrugated pipe can abut against one side of the limiting ring, meanwhile, a sealing effect can be formed between the limiting ring and the corrugated pipe, the limiting ring can prevent the corrugated pipe from contacting with the threaded rod, the corrugated pipe can not prevent the threaded rod from rotating, the threaded rod can be ensured to rotate, and the stability of the supporting plate is improved.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a front sectional view of the present invention;
FIG. 3 is a left side block diagram of the present invention;
FIG. 4 is a perspective sectional view of the connection pipe, the arc plate and the fixing block of the present invention;
fig. 5 is a perspective view of a portion of the structure of the present invention.
In the figure: the device comprises a connecting pipe 1, a threaded rod 2, a sliding block 21, a supporting rod 22, a supporting plate 23, a limiting ring 24, a supporting block 25, an L-shaped rod 26, a circular groove 27, arc cotton 3 and a fixing block 31.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 5, the PVC compression-resistant corrugated pipe of the present invention includes a connection pipe 1; the inner cavity of the connecting pipe 1 is rotationally connected with a threaded rod 2 along the radial direction, threads at two ends of the threaded rod 2 are arranged oppositely, and two ends of the threaded rod 2 are both connected with a sliding block 21 in a threaded manner; the outer wall of the sliding block 21 is symmetrically and fixedly connected with supporting rods 22; one end of the support rod 22 far away from the slide block 21 is fixedly connected with a support plate 23; the other end of the threaded rod 2 extends to the outer wall of the connecting pipe 1 and is rotatably connected with the connecting pipe 1, and the other end of the threaded rod 2 is rotatably connected with an L-shaped rod 26 through a first torsion spring; the outer wall of the connecting pipe 1 is provided with a circular groove 27; the other end of the L-shaped rod 26 can be clamped into the circular groove 27 under the action of the first torsion spring;
when the corrugated pipe is in work, due to the defects of the prior art, when the corrugated pipe is connected, the two connecting parts are glued in the prior art, and the corrugated pipe is bonded in a manual mode, so that the connecting efficiency is low, the corrugated pipe can only be used for dry and smooth corrugated pipes, and the use limitation is small; once the corrugated pipe is broken, only a section of new corrugated pipe can be taken out to replace the corrugated pipe in the prior art, so that the waste of the corrugated pipe is easily caused; the corrugated pipe provided by the invention can be used for rapidly repairing the broken part and ensuring the rapid use of the corrugated pipe;
therefore, when the corrugated pipe is used, when the ends of the two corrugated pipes are broken, a worker pulls the corrugated pipes, so that the corrugated pipes are pulled to the inner cavity of the connecting pipe 1, the supporting plate 23 is positioned inside the corrugated pipes, the L-shaped rod 26 is pulled, the L-shaped rod can be pulled to be in a vertical state due to the connection of the second torsion spring, the L-shaped rod is rotated to drive the threaded rod 2 to rotate, the two sliding blocks 21 can be driven to move relatively due to the fact that the threads on the threaded rod 2 are arranged oppositely, the supporting plate 23 is driven to move relatively through the connection of the supporting rod 22, and when the supporting plate 23 is in contact with the inner wall of the corrugated pipe, the threaded rod 2 stops rotating, so that the connection mode is more rapid, the corrugated pipes can be repaired rapidly, the manual operation time can be reduced, and the operation is simple; the L-shaped rod 26 is pulled again, and the first torsion spring needs to be reset, so that the L-shaped rod 25 is driven to be clamped into the circular groove 27, the position of the threaded rod 2 is fixed, the threaded rod 2 can be prevented from rotating under the touch of external force, and the corrugated pipe and the connecting pipe 1 can be connected more stably due to the fixation of the threaded rod 2;
when the end of the corrugated pipe which leads to the damaged corrugated pipe is sleeved with the connecting pipe 1, the threaded rod 2 is rotated to drive the sliding block 21 to move, and then the supporting rod 22 and the supporting plate 23 are mutually connected, so that the sliding block 21 moves to drive the supporting plate 23 to synchronously move, the corrugated pipe can be supported, the connection between the corrugated pipe and the connecting pipe is more stable, the corrugated pipe can be quickly installed under the condition that the end of the corrugated pipe is wet and has dust, and meanwhile, the supporting plate 23 can be used for corrugated pipes with different sizes.
As an embodiment of the invention, the supporting plates 23 are all arc-shaped structures, and one sides of the supporting plates 23 close to the inner wall of the connecting pipe 1 are all fixedly connected with anti-skid pads; the outer edges of the two ends of the supporting plate 23 are hinged with supporting blocks 25 through second torsion springs; the supporting blocks 25 are all arc-shaped structures; when in work: along with the relative movement of the slide block 21, the support plate 23 is driven to perform relative movement, so as to drive the support block 25 to perform relative movement, the support block 25 and the support plate 23 are hinged together through a first torsion spring, the supporting block 25 can be quickly maintained in a certain arc with the supporting plate 23, and the contact area with the corrugated pipe is increased, so as to ensure the multidirectional support of the inner wall of the corrugated pipe, and further increase the stability and the sealing performance between the corrugated pipe and the connecting pipe 1, the support plates 23 and the support blocks 25 are both arc-shaped structures, so that the support plates 23 and the support blocks 25 can be better contacted and supported with the inner wall of the corrugated pipe, the anti-slip mat can ensure that when the support plates 23 are contacted with the corrugated pipe, so that the frictional force between the support plate 23 and the bellows is increased, and it can be ensured that the position of the support plate 23 contacting the bellows does not deviate.
As an embodiment of the invention, two groups of arc-shaped cotton 3 are symmetrically adhered to the inner wall of the connecting pipe 1; the connecting direction of the arc cotton 3 is vertical to the threaded rod 2, and one side of the arc cotton 3 away from the connecting pipe 1 is fixedly connected with a fixed block 31; the fixed blocks 31 are all arc-shaped structures, and the fixed blocks 31 are distributed on one side of the arc-shaped plate 3 at equal intervals; when in work: through the relative one end of staff's extrusion bellows, make the looks remote site of bellows all take place deformation and be oval shape, because the bellows need reset, make the outer wall of bellows and the cotton 3 of arc contact and carry out the centre gripping to the bellows, because a plurality of fixed blocks 31 of one side fixedly connected with of the cotton 3 of arc, when the cotton 3 of arc contacted with the bellows, fixed block 31 card goes into the ripple space in the bellows outside simultaneously, can fix the bellows, make the bellows position more stable can not take place the displacement.
As an embodiment of the present invention, a limiting ring 24 is fixedly connected to an inner annular surface of the connecting pipe 1; the limiting rings 24 are symmetrically distributed on two sides of the threaded rod 2; when in work: when the bellows is by staff pulling connecting pipe 1's inside, the relative one end of bellows can contradict the one side of spacing ring 24, and spacing ring 24 can form a sealed effect with between the bellows simultaneously, and spacing ring 24 can also make the bellows can not contact threaded rod 1 for the bellows can not hinder threaded rod 1 and rotate, can rotate in order to guarantee threaded rod 1, and improves backup pad 23's stability.
In one embodiment of the present invention, the number of the circular grooves 27 is at least two, and the circular grooves 27 are all around the threaded rod 2; when in work: circular slot 27 is two at least, can guarantee that L shape pole 26 rotates the back in driving threaded rod, no matter L shape pole 26 moves to which position, all can be through the connection of second torsional spring for L shape pole 26 can block into circular slot 27, fixes L shape pole 26 and threaded rod 2's position, when guaranteeing that external force runs into threaded rod 2, and threaded rod 2 takes place to remove.
The specific working process is as follows:
the corrugated pipe is pulled by a worker, so that the corrugated pipe is pulled to the inner cavity of the connecting pipe 1 and the support plate 23 is positioned inside the corrugated pipe; when the corrugated pipe is pulled by a worker inside the connecting pipe 1, the opposite end of the corrugated pipe can abut against one side of the limiting ring 24, meanwhile, a sealing effect can be formed between the limiting ring 24 and the corrugated pipe, and the limiting ring 24 can prevent the corrugated pipe from contacting the threaded rod 1, so that the corrugated pipe cannot prevent the threaded rod 1 from rotating, the threaded rod 1 can be ensured to rotate, and the stability of the supporting plate 23 is improved; the L-shaped rod 26 is pulled, because of the connection of the second torsion spring, the L-shaped rod can be pulled to be vertical, the L-shaped rod is rotated to drive the threaded rod 2 to rotate, because the threads on the threaded rod 2 are arranged oppositely, the two sliding blocks 21 can be driven to move relatively, and through the connection of the supporting rod 22, thereby driving the supporting plate 23 to move relatively, when the supporting plate 23 contacts with the inner wall of the corrugated pipe, and then through the mutual matching of the supporting rod 22 and the supporting plate 23, so that the support plate 23 supports the inner wall of the bellows, thereby bringing the bellows into contact with the inner wall of the connection pipe 1, so that the connection between the corrugated pipe and the connecting pipe 1 is more stable and the loosening phenomenon can not occur, then the threaded rod 2 stops rotating, the L-shaped rod 26 is pulled, the first torsion spring needs to be reset, so that the L-shaped rod 25 is driven to be clamped into the circular groove 27, and the position of the threaded rod 2 is fixed; through the relative one end of staff's extrusion bellows, make the looks remote site of bellows all take place deformation and be oval shape, because the bellows need reset, make the outer wall of bellows and the cotton 3 of arc contact and carry out the centre gripping to the bellows, because a plurality of fixed blocks 31 of one side fixedly connected with of the cotton 3 of arc, when the cotton 3 of arc contacted with the bellows, fixed block 31 card goes into the ripple space in the bellows outside simultaneously, can fix the bellows, make the bellows position more stable and can not take place the displacement.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a PVC resistance to compression bellows which characterized in that: comprises a connecting pipe (1); the inner cavity of the connecting pipe (1) is rotationally connected with a threaded rod (2) along the radial direction; the threads at the two ends of the threaded rod (2) are arranged oppositely, and the two ends of the threaded rod (2) are both in threaded connection with sliding blocks (21); the outer wall of the sliding block (21) is symmetrically and fixedly connected with supporting rods (22); one end of the support rod (22) far away from the slide block (21) is fixedly connected with a support plate (23); the other end of the threaded rod (2) extends to the outer wall of the connecting pipe (1) and is rotatably connected with the connecting pipe (1), and the other end of the threaded rod (2) is rotatably connected with an L-shaped rod (26) through a first torsion spring; the outer wall of the connecting pipe (1) is provided with a circular groove (27); the other end of the L-shaped rod (26) can be clamped into the circular groove (27) under the action of the first torsion spring.
2. The PVC corrugated pipe according to claim 1, wherein: the supporting plates (23) are all arc-shaped structures, and the anti-slip pads are fixedly connected to one sides of the supporting plates (23) close to the inner wall of the connecting pipe (1).
3. The PVC corrugated pipe according to claim 2, wherein: the outer edges of the two ends of the supporting plate (23) are hinged with supporting blocks (25) through second torsion springs; the supporting blocks (25) are all arc-shaped structures.
4. The PVC corrugated pipe according to claim 1, wherein: two groups of arc-shaped cotton (3) are symmetrically adhered to the inner wall of the connecting pipe (1); the connecting direction of the arc cotton (3) is vertical to the threaded rod (2), and one side of the arc cotton (3) far away from the connecting pipe (1) is fixedly connected with a fixing block (31); the fixing blocks (31) are all arc-shaped structures, and the fixing blocks (31) are distributed on one side of the arc-shaped plate (3) at equal intervals.
5. The PVC corrugated pipe according to claim 1, wherein: the inner ring surface of the connecting pipe (1) is fixedly connected with a limiting ring (24); the limiting rings (24) are symmetrically distributed on two sides of the threaded rod (2).
6. The PVC corrugated pipe according to claim 1, wherein: the number of the circular grooves (27) is at least two, and the circular grooves (27) are all surrounded on the periphery of the threaded rod (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110948979.5A CN113864560B (en) | 2021-08-18 | 2021-08-18 | PVC compressive corrugated pipe |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110948979.5A CN113864560B (en) | 2021-08-18 | 2021-08-18 | PVC compressive corrugated pipe |
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| CN113864560A true CN113864560A (en) | 2021-12-31 |
| CN113864560B CN113864560B (en) | 2023-10-24 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117869693A (en) * | 2024-03-12 | 2024-04-12 | 泰维能源集团股份有限公司 | Steel-plastic conversion pipe fitting for gas conveying pipeline |
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| CN210521507U (en) * | 2019-05-23 | 2020-05-15 | 彭萍 | Breathe clinical inhalator that uses of internal medicine |
| CN212361057U (en) * | 2020-06-16 | 2021-01-15 | 张明磊 | Underground pipeline protection device |
| CN212503050U (en) * | 2020-07-06 | 2021-02-09 | 辽宁盛京堂生物科技有限公司 | Mask piece clamping and conveying device of mask machine |
| CN112497997A (en) * | 2021-01-04 | 2021-03-16 | 滨州学院 | Fine arts are with fine arts painting brush washing sleeve |
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| CN212986340U (en) * | 2020-06-05 | 2021-04-16 | 深圳市万润达实业有限公司 | Pipeline quick connection pipe fitting for construction |
| CN213177162U (en) * | 2020-09-14 | 2021-05-11 | 湖南城通塑业科技有限公司 | Water supply pipe with antiseep structure |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117869693A (en) * | 2024-03-12 | 2024-04-12 | 泰维能源集团股份有限公司 | Steel-plastic conversion pipe fitting for gas conveying pipeline |
| CN117869693B (en) * | 2024-03-12 | 2024-05-14 | 泰维能源集团股份有限公司 | Steel-plastic conversion pipe fitting for gas conveying pipeline |
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