CN208884674U - A kind of PVC sewage pipe that can prevent from flowing backwards - Google Patents
A kind of PVC sewage pipe that can prevent from flowing backwards Download PDFInfo
- Publication number
- CN208884674U CN208884674U CN201821042085.XU CN201821042085U CN208884674U CN 208884674 U CN208884674 U CN 208884674U CN 201821042085 U CN201821042085 U CN 201821042085U CN 208884674 U CN208884674 U CN 208884674U
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- China
- Prior art keywords
- wall
- pipe
- passage
- channel
- threaded rod
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Links
- 239000010865 sewage Substances 0.000 title claims abstract description 33
- 238000007789 sealing Methods 0.000 claims abstract description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 7
- 229920000915 polyvinyl chloride Polymers 0.000 description 15
- 239000004800 polyvinyl chloride Substances 0.000 description 15
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical group ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000005844 autocatalytic reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 230000009477 glass transition Effects 0.000 description 1
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 1
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 1
- 239000003999 initiator Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 150000002978 peroxides Chemical class 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000012857 repacking Methods 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
Landscapes
- Sewage (AREA)
Abstract
The PVC sewage pipe flow backwards can be prevented the utility model discloses one kind, including pipeline, first passage and second channel, the inner cavity of pipe is equipped with first passage and second channel, the first passage is connected to second channel, the inner cavity of the first passage is plugged with sealing block, the right side wall of the sealing block is connected with casing, and the outer wall of described sleeve pipe is set with bearing.The utility model passes through the thrust using wheel rotation plus water flow, cooperate rotation between threaded rod and screwed pipe, so that sealing block moves to the right, so that sewage excludes, simultaneously threaded rod to clockwork spring disk energetically, when sewage stops flowing, clockwork spring gives shank of bolt reversed power, so that driving sealing block reset, achievees the effect that closure, prevent sewage water conservancy diversion, threaded rod and screwed pipe are threadedly coupled simultaneously, so that having waterproofness, water flow sleeve pipe are avoided to impact clockwork spring disk, it is more practical, it is suitble to be widely popularized and uses.
Description
Technical field
The utility model relates to a kind of sewage pipe, in particular to a kind of PVC sewage pipe that can prevent from flowing backwards.
Background technique
Polyvinyl chloride is vinyl chloride monomer in initiators such as peroxide, azo-compounds；Or by certainly under light, heat effect
The polymer being polymerized by base polymerization reaction mechanism.Ryuron and vinyl chloride copolymer system are referred to as vinyl chloride tree
Rouge, PVC are the white powder of amorphous structure, and the degree of branching is smaller, relative density 1.4 or so, 77~90 DEG C of glass transition temperature,
170 DEG C or so start to decompose, poor to the stability of light and heat, in 100 DEG C or more or through a long time exposure in sunshine, will decompose and
Hydrogen chloride is generated, and further autocatalysis is decomposed, and causes to change colour, physical mechanical property also declines rapidly, in practical applications
Stabilizer be must be added to improve the stability to light and heat.
Patent No. CN201720632293.4 discloses a kind of PVC sewage pipe, and repacking pipeline passes through spring band dynamic sealing
Block automatically resets in the case where no water flow, achievees the effect that closure, prevents sewage from flowing backwards, but in the process used, it should
Sewage can impact spring, and long-term corrosion is easy the reduced service life so that spring, make not preventing after a certain period of time
It flows backwards, therefore, it is proposed that a kind of PVC sewage pipe that can prevent from flowing backwards.
Utility model content
The PVC sewage pipe flow backwards can be prevented the main purpose of the utility model is to provide one kind, can effectively be solved
Process used in background technique, the sewage can impact spring, and long-term corrosion is easy so that the service life of spring contracts
It is short, make after a certain period of time can not anti-backflow the problem of.
To achieve the above object, the technical solution that the utility model is taken are as follows:
A kind of PVC sewage pipe that can prevent from flowing backwards, including pipeline, first passage and second channel, the inner cavity of pipe
Equipped with first passage and second channel, the first passage is connected to second channel, and the inner cavity of the first passage is plugged with close
Block is sealed, the right side wall of the sealing block is connected with casing, and the outer wall of described sleeve pipe is set with bearing, the outer wall connection of the bearing
Having the number of strut and strut is two groups, and the outer end of the strut is connected with the first sliding block, the inner wall up and down of the second channel
Sliding slot is offered, two groups of sliding blocks are plugged in the inner cavity of two groups of sliding slots respectively, and the right end of described sleeve pipe is plugged with threaded rod, described
The right side of threaded rod is fixedly connected with the outer wall of pillar, and the upper and lower ends of the pillar are and the inner wall of second channel is fixed connects
It connects.
Further, screwed pipe is installed on the right side of the inner cavity of described sleeve pipe, clockwork spring is installed on the left of the inner cavity of described sleeve pipe
Disk, the threaded rod are connected through screwed pipe and with clockwork spring disk, the threaded rod and the engagement of screw thread pipe screw thread.
Further, the inner wall two sides of described sleeve pipe offer second sliding slot, and the inner cavity of the second sliding slot is plugged with
Second sliding block, the outer wall of two group of second sliding block are fixedly connected with the two sidewalls of clockwork spring disk respectively.
Further, the left side wall of the sealing block is equipped with impeller.
Further, the inner wall of the bearing is fixedly connected with the outer wall of casing.
Compared with prior art, the utility model has the following beneficial effects:
1. the PVC sewage pipe that can prevent from flowing backwards of the utility model, by adding the thrust of water flow using wheel rotation,
Cooperate rotation between threaded rod and screwed pipe, so that sealing block moves to the right, so that sewage excludes, while threaded rod is given
Energetically, when sewage stops flowing, clockwork spring gives shank of bolt reversed power to clockwork spring disk, so that driving sealing block reset, reaches
To the effect of closure, sewage water conservancy diversion is prevented, while threaded rod and screwed pipe are threadedly coupled, so that having waterproofness, avoid water flow
Sleeve pipe impacts clockwork spring disk.
2. the PVC sewage pipe that can prevent from flowing backwards of the utility model, is slided in second sliding slot by the second sliding block, is made
It obtains and clockwork spring disk is effectively limited, avoiding can not be energetically with threaded rod rotation.
3. the PVC sewage pipe that can prevent from flowing backwards of the utility model, is slided in first sliding groove pair by the first sliding block
Sealing block can play position-limiting action, when avoiding sealing block reset, the case where can not accurately be blocked.
Detailed description of the invention
Fig. 1 is the overall structure diagram that the utility model can prevent the PVC sewage pipe flow backwards；
Fig. 2 is the cannula cavity structural schematic diagram that the utility model can prevent the PVC sewage pipe flow backwards；
Fig. 3 is the internal surface of sleeve pipe structural schematic diagram that the utility model can prevent the PVC sewage pipe flow backwards.
Fig. 4 is the sealing block structural schematic diagram that the utility model can prevent the PVC sewage pipe flow backwards.
In figure: 1, pipeline；2, first passage；3, second channel；4, sealing block；5, casing；6, bearing；7, strut；8,
One sliding block；9, sliding slot；10, threaded rod；11, pillar；12, screwed pipe；13, clockwork spring disk；14, second sliding slot；15, the second sliding block；
16, impeller.
Specific embodiment
To be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, below
In conjunction with specific embodiment, the utility model is further described.
As shown in Figs 1-4, a kind of PVC sewage pipe that can prevent from flowing backwards, including pipeline 1, first passage 2 and second are logical
Road 3,1 inner cavity of pipeline are equipped with first passage 2 and second channel 3, and the first passage 2 is connected to second channel 3, and described the
The inner cavity in one channel 2 is plugged with sealing block 4, and the right side wall of the sealing block 4 is connected with casing 5, the outer wall set of described sleeve pipe 5
Equipped with bearing 6, it is two groups that the outer wall of the bearing 6, which is connected with strut 7 and the number of strut 7, and the outer end of the strut 7 is connected with
First sliding block 8, the inner wall up and down of the second channel 3 offer sliding slot 9, and two groups of sliding blocks 8 are plugged in two groups of sliding slots 9 respectively
Inner cavity, the right end of described sleeve pipe 5 are plugged with threaded rod 10, and the right side of the threaded rod 10 is fixedly connected with the outer wall of pillar 11,
The upper and lower ends of the pillar 11 are fixedly connected with the inner wall of second channel 3.
Wherein, screwed pipe 12 is installed on the right side of the inner cavity of described sleeve pipe 5, clockwork spring is installed on the left of the inner cavity of described sleeve pipe 5
Disk 13, the threaded rod 10 are connected through screwed pipe 12 and with clockwork spring disk 13, the threaded rod 10 and the engagement of 12 screw thread of screwed pipe.
Wherein, the inner wall two sides of described sleeve pipe 5 offer second sliding slot 14, and the inner cavity of the second sliding slot 14 is plugged with
Second sliding block 15, the outer wall of two group of second sliding block 15 are fixedly connected with the two sidewalls of clockwork spring disk 13 respectively.
Wherein, the left side wall of the sealing block 4 is equipped with impeller 16.
Wherein, the inner wall of the bearing 6 is fixedly connected with the outer wall of casing 5.
Working principle: it in use, first when drainage flow, can be driven simultaneously to the thrust of the movement of sealing block 4
Wheel rotation, so that sealing block 4 rotates with it, to drive casing 5 to rotate, so that screwed pipe 12 turns on threaded rod 10
Dynamic, so that sealing block 4 moves to the right, while threaded rod 10 can be to clockwork spring disk 13 energetically, by the second sliding block 15 the
Limit in two sliding slots 14, so that Slideslip to the right while clockwork spring disk 13 is limited, so that water flow is able to enter second channel 3,
Achieve the effect that sewage is discharged, when sewage stops flowing, clockwork spring disk 13 has a reversed strength, so that driving casing
5 rotate backward, so that rotating on threaded rod 10, move to the left, so that sealing block 4 is driven to move to the left, it is logical to first
Road 2 is limited, so that achieving the effect that closure, while being limited in first sliding groove 9 by bearing 6 using the first sliding block 8
The effect of position, enables sealing block 4 to be exactly into first passage 2 and is sealed, and the apparatus structure is simple, convenient for operating,
It is practical.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (5)
1. one kind can prevent the PVC sewage pipe flow backwards, including pipeline (1), first passage (2) and second channel (3), feature
Be: pipeline (1) inner cavity is equipped with first passage (2) and second channel (3), the first passage (2) and second channel (3)
Connection, the inner cavity of the first passage (2) are plugged with sealing block (4), and the right side wall of the sealing block (4) is connected with casing (5),
The outer wall of described sleeve pipe (5) is set with bearing (6), and the outer wall of the bearing (6) is connected with the number of strut (7) and strut (7)
It is two groups, the outer end of the strut (7) is connected with the first sliding block (8), and the inner wall up and down of the second channel (3) offers cunning
Slot (9), two groups of sliding blocks (8) are plugged in the inner cavity of two groups of sliding slots (9) respectively, and the right end of described sleeve pipe (5) is plugged with threaded rod
(10), the right side of the threaded rod (10) is fixedly connected with the outer wall of pillar (11), the upper and lower ends of the pillar (11) and
The inner wall of second channel (3) is fixedly connected.
2. the PVC sewage pipe according to claim 1 that can prevent from flowing backwards, it is characterised in that: the inner cavity of described sleeve pipe (5)
Right side is equipped with screwed pipe (12), is equipped with clockwork spring disk (13) on the left of the inner cavity of described sleeve pipe (5), the threaded rod (10) is run through
It screwed pipe (12) and is connected with clockwork spring disk (13), the threaded rod (10) and screwed pipe (12) screw thread engage.
3. the PVC sewage pipe according to claim 1 that can prevent from flowing backwards, it is characterised in that: the inner wall of described sleeve pipe (5)
Two sides offer second sliding slot (14), and the inner cavity of the second sliding slot (14) is plugged with the second sliding block (15), two group of second cunning
The outer wall of block (15) is fixedly connected with the two sidewalls of clockwork spring disk (13) respectively.
4. the PVC sewage pipe according to claim 1 that can prevent from flowing backwards, it is characterised in that: a left side for the sealing block (4)
Side wall is equipped with impeller (16).
5. the PVC sewage pipe according to claim 1 that can prevent from flowing backwards, it is characterised in that: the inner wall of the bearing (6)
It is fixedly connected with the outer wall of casing (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821042085.XU CN208884674U (en) | 2018-07-03 | 2018-07-03 | A kind of PVC sewage pipe that can prevent from flowing backwards |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821042085.XU CN208884674U (en) | 2018-07-03 | 2018-07-03 | A kind of PVC sewage pipe that can prevent from flowing backwards |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208884674U true CN208884674U (en) | 2019-05-21 |
Family
ID=66506252
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821042085.XU Expired - Fee Related CN208884674U (en) | 2018-07-03 | 2018-07-03 | A kind of PVC sewage pipe that can prevent from flowing backwards |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208884674U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110409592A (en) * | 2019-08-16 | 2019-11-05 | 东阳阿语机械科技有限公司 | A kind of linking flexible pipeline |
-
2018
- 2018-07-03 CN CN201821042085.XU patent/CN208884674U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110409592A (en) * | 2019-08-16 | 2019-11-05 | 东阳阿语机械科技有限公司 | A kind of linking flexible pipeline |
| CN110409592B (en) * | 2019-08-16 | 2020-11-03 | 浙江正同管业有限公司 | Connection type telescopic pipeline |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190521 |