CN208605748U - A kind of modified PVC drainage pipe - Google Patents
A kind of modified PVC drainage pipe Download PDFInfo
- Publication number
- CN208605748U CN208605748U CN201820821924.1U CN201820821924U CN208605748U CN 208605748 U CN208605748 U CN 208605748U CN 201820821924 U CN201820821924 U CN 201820821924U CN 208605748 U CN208605748 U CN 208605748U
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- China
- Prior art keywords
- inner tube
- tube
- flange disk
- outer tube
- annular
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Abstract
The utility model discloses a kind of modified PVC drainage pipes, the tubing includes polyvinyl chloride outer tube, and it is sheathed on the polyvinyl chloride inner tube in the outer tube, the outer tube wall is equipped with plural sliding slot, every sliding slot in the plural number bar sliding slot is parallel with the outer tube length direction, the plural number bar sliding slot, which is uniformly distributed, to be set on the outer tube wall, the outer wall of inner tube is equipped with the plural draw runner being slidably caught in the plural number bar sliding slot when the inner tube is inserted into the outer tube, every draw runner in the plural number draw runner is parallel with the inner tube length direction, the plural number draw runner, which is uniformly distributed, to be set on the outer wall of inner tube, the quantity of the sliding slot is identical as the draw runner quantity, the inner tube first end end is equipped with the first flange disk that can be spirally connected with the inner tube first end, the inner tube second end end is equipped with the second method that can be spirally connected with the inner tube second end Blue disk, second face of first flange disk are equipped with the first annular slot being inserted into for the outer tube first end.
Description
Technical field
The utility model relates to a kind of modified PVC drainage pipes.
Background technique
Existing drainpipe mostly uses greatly single layer drainpipe, and no matter drainpipe is an exposure to outer or is embedded in underground,
In long-term use process, it is easy to happen damaged, leak event, is used to user and causes certain inconvenience.
Utility model content
The technical problem to be solved by the present invention is in view of the above drawbacks of the prior art, provide a kind of modified PVC
Drainage pipe.
The technical scheme adopted by the utility model to solve the technical problem is as follows: a kind of modified PVC drainage pipe is constructed, it should
Tubing includes polyvinyl chloride outer tube and the polyvinyl chloride inner tube being sheathed in the outer tube, which is equipped with plural item
Sliding slot, every sliding slot in the plural number bar sliding slot is parallel with the outer tube length direction, which is uniformly distributed setting
In on the outer tube wall, which is equipped with and is slidably caught in the plural number bar sliding slot when the inner tube is inserted into the outer tube
Interior plural draw runner, every draw runner in the plural number draw runner is parallel with the inner tube length direction, and the plural number draw runner is equal
Even distribution is set on the outer wall of inner tube, and the quantity of the sliding slot is identical as the draw runner quantity, which is equipped with can
The first flange disk being spirally connected with the inner tube first end, the inner tube second end end are equipped with can be spirally connected with the inner tube second end second
Ring flange, second face of first flange disk are equipped with the first annular slot being inserted into for the outer tube first end, the first annular slot bottom
The fixed pad of wall is equipped with first annular gasket, which is equipped with the second ring being inserted into for the outer tube second end
Shape slot, the second annular fixed pad of groove bottom wall are equipped with the second Gask-O-Seal；
First face of first flange disk is equipped with third annular groove, and pad, which is set to, in the third annular groove protrudes from third annular
The first annular sealing ring in the first face of slot, second face of second flange disk are equipped with fourth annular slot, and pad is set in the fourth annular slot
In the second ring type seal for protruding from second face of fourth annular slot.
In modified PVC drainage pipe described in the utility model, every draw runner top surface in the plural number draw runner is solid
Fixed pad is equipped with rubber damping pad, and when the inner tube is inserted into the outer tube, which abuts with the sliding slot bottom wall.
In modified PVC drainage pipe described in the utility model, which is installed with first
Connecting tube, the first connection pipe outer wall are equipped with the first external screw thread, which is equipped with can be with the first outer spiral shell
The first internal screw thread that line is spirally connected；First Middle face of second flange disk is installed with the second connecting tube, in the second connection pipe outer wall
Equipped with the second external screw thread, which is equipped with can be with the second internal screw thread of second external thread bolt connection.
In modified PVC drainage pipe described in the utility model, which is less than the outer length of tube.
In modified PVC drainage pipe described in the utility model, the difference of the outer length of tube and the inner tube length is equal to should
The sum of first annular groove depth and the second annular groove depth.
It is equipped in modified PVC drainage pipe described in the utility model, in the middle part of first flange disk and first is connect with this
The first through hole of pipe connection, the diameter of the first through hole is equal with the internal diameter of first connecting tube, which is equipped with
At least three first connecting holes；The second through-hole be connected to second connecting tube is equipped in the middle part of second flange disk, this second leads to
The diameter in hole is equal with the internal diameter of second connecting tube, which is equipped at least three second connecting holes；The third
Annular groove is set around outside the first through hole, which is set around outside second through-hole.
In modified PVC drainage pipe described in the utility model, which is dentation.
The modified PVC drainage pipe for implementing the utility model, has the advantages that the modification using the utility model
When PVC drain pipe material, outer tube and inner tube is made using pvc material, anticorrosion, the anti-aging effect of pipe fitting can be improved.It is logical
It crosses and is equipped with inner tube in outer tube inner sleeve, and inner tube and appearance are mutually twisted by sliding slot and draw runner, can be played and be subtracted by draw runner
Stress is transferred to the draw runner in inner tube, draw runner sends out stress along its length in outer tube stress by the effect of vibration impact resistance
It dissipates, plays the role of impact resistance.Meanwhile inner tube being fixedly arranged in outer tube in the case where not using glue, and in inner tube or outer tube
When damage, inner tube is slided to extraction out of outer tube, is replaced, replacement cost can be saved.Further, pass through setting the
One ring flange and second flange disk, convenient for being attached different tubing.When carrying out the connection of different tubing, it is located at first flange
It the first annular sealing ring in the first face of disk and is located between two ring flanges and plays sealing function, be located at second flange disk second
It second ring type seal in face and is located between two ring flanges and plays sealing function.And when installing first flange disk, it can
First flange disk is connect with Internal Pipe Thread, during rotating first flange disk, outer tube first end is made to be inserted into the first ring
It abuts to form sealing with first annular gasket in shape slot, it, can be by second flange disk and inner tube spiral shell when installing second flange disk
Line connection is inserted into outer tube second end in the second annular groove and the second ring packing during rotating second flange disk
Pad, which abuts, forms sealing, and the sealing installation of first flange disk and second flange disk can be realized.
Detailed description of the invention
Below in conjunction with accompanying drawings and embodiments, the utility model is described in further detail, in attached drawing:
Fig. 1 is the decomposition texture schematic diagram of the utility model modified PVC drainage pipe；
Fig. 2 is the cross-sectional structure schematic diagram of the utility model modified PVC drainage pipe.
Specific embodiment
It is practical new to this below in conjunction with attached drawing to keep the purpose of this utility model, technical solution and advantage clearer
Type embodiment is described in further detail.
As shown in Figure 1, 2, in the modified PVC drainage pipe first embodiment of the utility model, which includes polychlorostyrene
Ethylene outer tube 2 and the polyvinyl chloride inner tube 3 being sheathed in the outer tube 2,2 inner wall of outer tube are equipped with plural sliding slot 4, should
Every sliding slot 4 in plural sliding slot 4 is parallel with 2 length direction of outer tube, which, which is uniformly distributed, is set to this
On 2 inner wall of outer tube, which is equipped with and is slidably caught in the plural number bar sliding slot when the inner tube 3 is inserted into the outer tube 2
Plural draw runner 5 in 4, every draw runner 5 in the plural number draw runner 5 is parallel with 3 length direction of inner tube, plural number item cunning
Item 5, which is uniformly distributed, to be set on 3 outer wall of inner tube, and the quantity of the sliding slot 4 is identical as 5 quantity of draw runner, the 3 first end end of inner tube
Portion is equipped with the first flange disk 6 that can be spirally connected with 3 first end of inner tube, which is equipped with can be with the inner tube 3 second
The second flange disk 7 being spirally connected is held, which is equipped with the first annular slot being inserted into for 2 first end of outer tube,
The fixed pad of the first annular groove bottom wall is equipped with first annular gasket, which is equipped with for the outer tube 2 the
Second annular groove 8 of two ends insertion, the fixed pad of 8 bottom wall of the second annular groove are equipped with the second Gask-O-Seal 9；
6 first face of first flange disk is equipped with third annular groove 20, in the third annular groove 20 pad be set to protrude from this
The first annular sealing ring 21 in three annular grooves, 20 first face, 7 second face of second flange disk are equipped with fourth annular slot, the Fourth Ring
Pad is set to the second ring type seal for protruding from second face of fourth annular slot in shape slot.
Using the utility model modified PVC drainage pipe 1 when, outer tube 2 and inner tube 3 is made using pvc material,
Anticorrosion, the anti-aging effect of pipe fitting can be improved.By being arranged with inner tube 3 in outer tube 2, and inner tube 3 and appearance are passed through
Sliding slot 4 and draw runner 5 are mutually twisted, and can play the role of vibration damping impact resistance by draw runner 5, in 2 stress of outer tube, stress is transmitted
Draw runner 5 on to inner tube 3, draw runner 5 dissipate stress along its length, play the role of impact resistance.Meanwhile glue is not being used
In the case where inner tube 3 is fixedly arranged in outer tube 2, and when inner tube 3 or outer tube 2 damage, inner tube 3 is slided to extraction out of outer tube 2,
It is replaced, replacement cost can be saved.Further, by setting first flange disk 6 and second flange disk 7, being convenient for will
Different tubing 1 are attached.First annular sealing ring when carrying out the connection of different tubing 1, positioned at 6 first face of first flange disk
21 and be located between two ring flanges and play sealing function, positioned at 7 second face of second flange disk the second ring type seal and
It is located between two ring flanges and plays sealing function.And when installing first flange disk 6, it can be by first flange disk 6 and inner tube 3
Be threadedly coupled, during rotate first flange disk 6, make 2 first end of outer tube be inserted into first annular slot it is interior with it is first annular
Gasket abuts to form sealing, when installing second flange disk 7, second flange disk 7 can be threadedly coupled with inner tube 3, rotated
During second flange disk 7, it is inserted into 2 second end of outer tube in the second annular groove 8 and abuts formation with the second Gask-O-Seal 9
The sealing installation of first flange disk 6 and second flange disk 7 can be realized in sealing.
In the present embodiment, PVC (Polyvinyl chloride, polyvinyl chloride).
To reduce the collision between inner tube 3 and outer tube 2, the fixed pad in 5 top surface of every draw runner in the plural number draw runner 5 is set
There is rubber damping pad 10, when the inner tube 3 is inserted into the outer tube 2, which abuts with 4 bottom wall of sliding slot.
Specifically, 6 second Middle face of first flange disk is installed with the first connecting tube 11, on 11 outer wall of the first connecting tube
Equipped with the first external screw thread 12, which is equipped with the first internal screw thread 13 that can be spirally connected with first external screw thread 12；
7 first Middle face of second flange disk is installed with the second connecting tube 14, which is equipped with the second external screw thread
15, which is equipped with the second internal screw thread that can be spirally connected with second external screw thread 15.
In the present embodiment, which is less than 2 length of outer tube.2 length of outer tube and 3 length of inner tube it
Difference is equal to the sum of 8 depth of the first annular groove depth and the second annular groove.
Specifically, be equipped with the first through hole 16 that be connected to first connecting tube 11 in the middle part of the first flange disk 6, this first leads to
The diameter in hole 16 is equal with the internal diameter of first connecting tube 11, which is equipped at least three first connecting holes 18；
Be equipped with the second through-hole 17 for be connected to second connecting tube 14 in the middle part of the second flange disk 7, the diameter of second through-hole 17 and this
The internal diameter of second connecting tube 14 is equal, which is equipped at least three second connecting holes 19；The third annular groove 20
It is set around outside the first through hole 16, which is set around outside second through-hole 17.
Preferably, which is dentation.
The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all
Equivalent structure or equivalent flow shift made based on the specification and figures of the utility model, is applied directly or indirectly in
Other related technical areas are also included in the patent protection scope of the utility model.
Claims (7)
1. a kind of modified PVC drainage pipe, which is characterized in that the tubing includes polyvinyl chloride outer tube and is sheathed on described
Polyvinyl chloride inner tube in outer tube, the outer tube wall are equipped with plural sliding slot, every sliding slot in the plural number sliding slot
Parallel with the outer tube length direction, the plural number sliding slot, which is uniformly distributed, to be set on the outer tube wall, said inner tube
Outer wall is equipped with the plural draw runner being slidably caught in the plural sliding slot when said inner tube is inserted into the outer tube,
Every draw runner in the plural number draw runner is parallel with said inner tube length direction, and the plural number draw runner is uniformly distributed setting
In on said inner tube outer wall, the quantity of the sliding slot is identical as the draw runner quantity, and said inner tube first end end is equipped with can be with
The first flange disk that said inner tube first end is spirally connected, said inner tube second end end are equipped with and can be spirally connected with said inner tube second end
Second flange disk, second face of first flange disk are equipped with the first annular slot that is inserted into for the outer tube first end, and described the
The one annular fixed pad of groove bottom wall is equipped with first annular gasket, and first face of second flange disk is equipped with for the outer tube second
The second annular groove of insertion is held, the described second annular fixed pad of groove bottom wall is equipped with the second Gask-O-Seal；
First face of first flange disk is equipped with third annular groove, and pad, which is set to, in the third annular groove protrudes from the third ring
The first annular sealing ring in the first face of shape slot, second face of second flange disk are equipped with fourth annular slot, the fourth annular slot
Interior pad is set to the second ring type seal for protruding from second face of fourth annular slot.
2. modified PVC drainage pipe according to claim 1, which is characterized in that every cunning in the plural number draw runner
The fixed pad in top surface is equipped with rubber damping pad, when said inner tube is inserted into the outer tube, the rubber damping pad and institute
State sliding slot bottom wall abutting.
3. modified PVC drainage pipe according to claim 1, which is characterized in that said inner tube length is less than the outer tube
Length.
4. modified PVC drainage pipe according to claim 1, which is characterized in that the outer length of tube and said inner tube are long
The difference of degree is equal to the sum of the first annular groove depth and second annular groove depth.
5. modified PVC drainage pipe according to claim 1, which is characterized in that second Middle face of first flange disk
It is installed with the first connecting tube, the first connection pipe outer wall is equipped with the first external screw thread, and said inner tube first end inner wall is equipped with
It can be with the first internal screw thread of first external thread bolt connection；First Middle face of second flange disk is installed with the second connecting tube,
The second connection pipe outer wall is equipped with the second external screw thread, and said inner tube second end inner wall is equipped with can be with second external screw thread
The second internal screw thread being spirally connected.
6. modified PVC drainage pipe according to claim 5, which is characterized in that be equipped in the middle part of the first flange disk with
The first through hole of the first connecting tube connection, the diameter of the first through hole is equal with the internal diameter of first connecting tube, institute
First flange disk is stated equipped at least three first connecting holes；It is equipped in the middle part of the second flange disk and connects with second connecting tube
The second logical through-hole, the diameter of second through-hole is equal with the internal diameter of second connecting tube, sets on the second flange disk
There are at least three second connecting holes；The third annular groove is set around outside the first through hole, and the fourth annular slot is set around
Outside second through-hole.
7. modified PVC drainage pipe according to claim 1, which is characterized in that the draw runner cross section is dentation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820821924.1U CN208605748U (en) | 2018-05-30 | 2018-05-30 | A kind of modified PVC drainage pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820821924.1U CN208605748U (en) | 2018-05-30 | 2018-05-30 | A kind of modified PVC drainage pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208605748U true CN208605748U (en) | 2019-03-15 |
Family
ID=65661978
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820821924.1U Expired - Fee Related CN208605748U (en) | 2018-05-30 | 2018-05-30 | A kind of modified PVC drainage pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208605748U (en) |
-
2018
- 2018-05-30 CN CN201820821924.1U patent/CN208605748U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190315 |