CN111827440A - Turning joint leakage-proof device for oval-shaped drainage channel - Google Patents
Turning joint leakage-proof device for oval-shaped drainage channel Download PDFInfo
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- CN111827440A CN111827440A CN202010769931.3A CN202010769931A CN111827440A CN 111827440 A CN111827440 A CN 111827440A CN 202010769931 A CN202010769931 A CN 202010769931A CN 111827440 A CN111827440 A CN 111827440A
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- fixedly connected
- wall
- supporting box
- pipe
- sealing ring
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F3/00—Sewer pipe-line systems
- E03F3/04—Pipes or fittings specially adapted to sewers
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B11/00—Drainage of soil, e.g. for agricultural purposes
- E02B11/005—Drainage conduits
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B11/00—Drainage of soil, e.g. for agricultural purposes
- E02B11/02—Drainage device- laying apparatus, e.g. drainage ploughs
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F3/00—Sewer pipe-line systems
- E03F3/06—Methods of, or installations for, laying sewer pipes
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- Life Sciences & Earth Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Agronomy & Crop Science (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Sink And Installation For Waste Water (AREA)
Abstract
The invention relates to the technical field of agricultural production, in particular to an anti-leakage device for a turning joint of an oval-shaped drainage channel, which comprises a support box and a fixed block, wherein the left end of the support box is provided with a first opening, the bottom end of the support box is provided with a second opening, the front end of the support box is provided with a third opening, the front end of the support box is connected with a top cover through a screw, a sealing strip is arranged at the joint of the front end of the support box and the top cover, the bottom end of the inner wall of the support box is fixedly connected with an elongated plate, the top end of the inner wall of the support box and the top end of the elongated plate are both fixedly connected with a clamping device, the left part of the support box is provided with a sealing ring, the sealing ring is in a convex ring shape, the right part of the circumferential outer wall of the sealing ring is connected with the inner wall of the clamping device, the left end of the sealing ring is tightly attached to the left end of the inner wall of the support box, the left; the use reliability and the stability are high.
Description
Technical Field
The invention relates to the technical field of drainage facilities, in particular to a leakage-proof device for a turning joint of an oval-shaped drainage channel.
Background
Agricultural is at the in-process of irrigation and urban drainage, for the convenience from the regional water of leading in of difference, need carry out the water conservancy diversion, and use the underdrain drainage can solve the width of the shared arable land of open drain at the agricultural irrigation in-process, the mode that adopts the pipeline is favorable to the flow and the stability of water more.
Through the retrieval, patent publication is CN201310422463.2, an oval groove drainage pipe is disclosed, relate to city infrastructure technical field, including the drainage pipe body, the drainage pipe body is equipped with the oval logical groove of both sides face around the intercommunication, drainage pipe body upper surface is equipped with the rectangle recess, the rectangle recess is followed oval logical groove axial direction, oval logical groove communicates with each other with the rectangle recess, the external water that needs to discharge of being convenient for gets into oval logical groove through the rectangle recess, thereby prevent waterlogging, drainage pipe body front and back both sides face is equipped with sealed recess, sealed rubber pad has been linked firmly in the sealed recess, sealed rubber pad has guaranteed the leakproofness and the continuity of two oval groove drainage pipes around when using, the centre and the both sides of drainage pipe body are equipped with the strengthening rib. The invention has the beneficial effects that: the drainage efficiency and the drainage effect are good, the dirt and the blockage can be conveniently cleaned, and the auxiliary effect on cleaning the road surface, solving the urban waterlogging and the like can be realized; however, leakage of the drainage channel in the use process is often caused at the turning position due to the arrangement of the oval-shaped grooves, the use reliability is low, the stability is low, and in addition, the drainage channel formed by splicing a plurality of oval-shaped grooves adopted in the CN201821639218.1 in the prior art also has the defects.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the leakage-proof device for the turning joint of the oval-shaped drainage channel, which has higher use reliability and higher stability.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: an oval groove drainage canal turning joint leakage-proof device comprises a support box and a fixed block, wherein a first opening is arranged at the left end of the support box, a second opening is arranged at the bottom end of the support box, a third opening is arranged at the front end of the support box, a top cover is connected to the front end of the support box through screws, a sealing strip is arranged at the joint of the front end of the support box and the top cover, an extension plate is fixedly connected to the bottom end of the inner wall of the support box, a clamping device is fixedly connected to the top end of the inner wall of the support box and the top end of the extension plate, a sealing ring is arranged at the left part of the support box, the sealing ring is in a convex ring shape, the right part of the circumferential outer wall of the sealing ring is connected with the inner wall of the clamping device, the left end of the sealing ring is tightly attached to the left end of the inner wall of the support box, a cantilever pipe is fixedly connected to the left end of the support box, and a screw, the screw rod is provided with two sets ofly, each the screw rod respectively with the top and the bottom of cantilever pipe pass through threaded connection, the bottom right part fixedly connected with card pipe of cantilever pipe, the fixed block is provided with two, each the front end right part of fixed block all articulates there is the closing plate, the closing plate is half cartridge type, the closing plate be close to the one end of card pipe all is provided with the tooth, the middle part fixedly connected with cassette of the closing plate be close to the one end of card pipe, the opposite ends that the cassette and each correspond the screw rod are provided with the spacing groove corresponding with each the screw rod, the bottom fixedly connected with sealing ring of supporting box, the sealing ring department of supporting box's bottom has the backup pad through the screw connection, the middle part of backup pad be provided with the second open-ended hole of stepping down.
Preferably, clamping device includes the supporting seat, the inside of supporting seat is provided with the cavity, the inside of supporting seat is provided with the spring, the one end of spring with the inner wall fixed connection of supporting seat, the other end fixedly connected with kicking block of spring, the kicking block is "T" type piece, the bottom of kicking block certainly the inside of supporting seat is passed the lateral wall of supporting seat and is followed stretch out in the outside of supporting seat, the inner wall of supporting seat be provided with the corresponding slide of kicking block.
Preferably, the inner wall of the clamping tube is provided with tooth grooves corresponding to the teeth.
Preferably, a hand wheel is fixedly connected to a free end of each screw rod.
Preferably, the top fixedly connected with warning pipe of top cap, the bottom of warning pipe certainly the top of top cap is passed the middle part of top cap extends to the inside of supporting box.
Preferably, the right part of the support box is provided with a chamfer.
Preferably, the top end of the warning pipe is fixedly connected with a blocking plate.
Preferably, opposite ends of each of the support seats are provided with slopes which are contracted from front to back.
(III) advantageous effects
Compared with the prior art, the invention provides the leakage-proof device for the turning joint of the oval-shaped drainage channel, which has the following beneficial effects:
1. the warning pipe is arranged on the box body with three openings, which is provided with the switching and the leakage storage functions, so that the leakage-proof joint can play a better visual warning role; the leakage-proof device for the oval-shaped groove drainage channel turning joint is attached to a drainage pipeline body through a sealing ring, so that the condition that water flows out of the drainage pipeline body and a first opening is reduced, the leakage of liquid from a top cover is reduced through switching and water leakage storage, a screw rod is supported through a cantilever pipe, the length of the screw rod extending into the cantilever pipe is adjusted through the rotation of the screw rod by a user, the attaching force of a clamping seat and each corresponding sealing plate is adjusted, the leakage of the liquid from the first opening is further reduced, after the sealing plate is attached to a tooth groove in the clamping pipe through teeth on the sealing plate, the connecting strength of the sealing plate and the clamping pipe is improved, the condition that the sealing plate slides laterally is reduced, the left displacement of the sealing plate is limited through the connection between the fixing block and the outer wall of the drainage pipeline body, and the condition that the sealing, through in taking place to leak back liquid inflow support box to seal up the second opening part of supporting box through the sealing ring, reduce the condition that liquid spills from the second opening part, replace liquid direct inflow outside, it is higher to reach the use reliability, the higher effect of stability.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1A;
FIG. 3 is a schematic bottom view of the present invention;
FIG. 4 is a schematic view of the construction of the top cover and the sealing strip of the present invention;
fig. 5 is a left side view of the supporting base of the present invention.
In the figure: 1. a support box; 2. a fixed block; 3. a top cover; 4. a sealing strip; 5. a lengthening plate; 6. a seal ring; 7. a cantilever tube; 8. a screw; 9. clamping the pipe; 10. a sealing plate; 11. teeth; 12. a card holder; 13. A seal ring; 14. a support plate; 15. a supporting seat; 16. a spring; 17. a top block; 18. a hand wheel; 19. A warning tube; 20. and (6) blocking plates.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example (b):
referring to fig. 1-5, the leakage-proof device for the turning joint of the oval-shaped drainage channel comprises a support box 1 and a fixed block 2, wherein a first opening is formed in the left end of the support box 1, a second opening is formed in the bottom end of the support box 1, a third opening is formed in the front end of the support box 1, and a chamfer is formed in the right part of the support box 1; through the shape of the chamfer, the space occupied by the support box 1 is further reduced, and the effect of improving the practicability is achieved, the front end of the support box 1 is connected with the top cover 3 through a screw, a sealing strip 4 is arranged at the joint of the front end of the support box 1 and the top cover 3, the bottom end of the inner wall of the support box 1 is fixedly connected with the lengthened plate 5, the top end of the inner wall of the support box 1 and the top end of the lengthened plate 5 are both fixedly connected with a clamping device, the clamping device comprises a support seat 15, a cavity is arranged inside the support seat 15, a spring 16 is arranged inside the support seat 15, one end of the spring 16 is fixedly connected with the inner wall of the support seat 15, the other end of the spring 16 is fixedly connected with a top block 17, the top block 17 is a T-shaped block, the bottom end of the top block 17 penetrates through the side wall of the support seat 15 from the inside of the support seat 15; the supporting seats 15 are matched with the spring 16, so that one end of the spring 16 is limited to move, when the device is installed, the sealing ring 6 presses the top block 17, the top block 17 presses the spring 16, the top block 17 is tightly attached to the sealing ring 6 through the elasticity of the spring 16, so that the sealing ring 6 is tightly attached to the drainage pipeline body, the situation that liquid flows out of the connection position of the drainage pipeline is further reduced, the use reliability and stability are further improved, and the opposite ends of the supporting seats 15 are provided with inclined planes which shrink from front to back; when the support box is installed, the sealing ring 6 is contacted with the inclined plane, so that the sealing ring 6 is more conveniently placed in the support seat 15, and the effect of improving the practicability is achieved, the sealing ring 6 is arranged at the left part of the support box 1, the sealing ring 6 is in a convex ring shape, the right part of the circumferential outer wall of the sealing ring 6 is connected with the inner wall of the clamping device, the left end of the sealing ring 6 is tightly attached to the left end of the inner wall of the support box 1, the cantilever pipe 7 is fixedly connected to the left end of the support box 1, the screw rods 8 are arranged at the left part of the cantilever pipe 7, the screw rods 8 are provided with two groups, and the free; the hand wheel 18 is rotated by a user, the screw rods 8 are directly rotated by the user instead of the user, the use of the user is convenient, and the practicability is improved; the tooth 11 is matched with the tooth socket, so that the relative displacement of the tooth 11 and the clamping pipe 9 is reduced, and the effects of further improving the use reliability and the use stability are achieved, wherein the middle part of one end, close to the clamping pipe 9, of the sealing plate 10 is fixedly connected with a clamping seat 12, the opposite ends of the clamping seat 12 and each corresponding screw rod 8 are provided with limiting grooves corresponding to each screw rod 8, the bottom of the supporting box 1 is fixedly connected with a sealing ring 13, the sealing ring 13 at the bottom end of the supporting box 1 is connected with a supporting plate 14 through a screw, the middle part of the supporting plate 14 is provided with a abdicating hole corresponding to a second opening, the top end of the top cover 3 is fixedly connected with a warning pipe 19, the warning pipe 19 is made of transparent acrylic material, the bottom end of the warning pipe 19 penetrates through the middle part of the top cover 3 from the top end of the top; the top of the warning pipe 19 is blocked by the blocking plate 20, so that the situation that liquid leaks from the top of the warning pipe 19 is reduced, and the use reliability and the practicability are further improved; when liquid leaks, the liquid flows into the supporting box 1 and further flows into the warning pipe 19, the height of the liquid is marked through the warning pipe 19, so that a user can visually observe the position of a page, whether the liquid flows out from a place where the drain pipe body turns is indicated, the situation that whether the liquid flows out is conveniently observed by the user, and the practicability is improved; the sealing ring 6 is attached to the drainage pipeline body, so that the situation that water flows out from the drainage pipeline body and a first opening is reduced, the sealing strip 4 is matched with the top cover 3, the situation that liquid leaks from the top cover 3 is reduced, the screw rod 8 is supported by the cantilever pipe 7, the length of the screw rod 8 extending into the cantilever pipe 7 is adjusted by rotating the screw rod 8 by a user, the attaching force of the clamping seat 12 and each corresponding sealing plate 10 is adjusted, the situation that the liquid leaks from the first opening is further reduced, after the sealing plate 10 is attached to a tooth groove in the clamping pipe 9 through the tooth 11 on the sealing plate 10, the connecting strength of the sealing plate 10 and the clamping pipe 9 is improved, the situation that the sealing plate 10 slides laterally is reduced, the fixing block 2 is connected with the outer wall of the drainage pipeline body, the left part of the sealing plate 10 is limited, and the situation that the sealing plate 10 is, through in taking place the back liquid inflow support box 1 that leaks to seal up the second opening part of support box 1 through sealing ring 13, reduce the condition that liquid spills from the second opening part, replace liquid direct inflow outside, it is higher to reach the use reliability, the higher effect of stability.
In conclusion, the operation principle and the operation process of the oval groove drainage channel turning joint leakage-proof device are that when in use, firstly, a user fixedly connects the clamping seat 12 with the left part of the drainage pipe body, the user detaches the top cover 3 of the support box 1, then inserts the bent part of the drainage channel into the support box 1, clamps the teeth 11 into the tooth grooves in the clamping pipe 9, sleeves the drainage pipe body in the sealing ring 6 and the sealing ring 13, then puts the sealing ring 6 into the middle area of the two supporting seats 15, further compresses the spring 16, presses the top plate by the spring 16, further leads the top plate to be tightly attached to the sealing ring 6, then connects the top cover 3 with the support box 1, then connects the supporting plate 14 with the support box 1, further installs the bent part of the drainage pipe body in the support box 1, if the bent part has side leakage, then liquid flows into the support box 1, further flows into the warning pipe 19, the user observes the warning tube 19 and finds that the liquid leakage occurs.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an oval groove drainage canal turn connects leak protection device which characterized in that: comprises a supporting box (1) and a fixing block (2), wherein a first opening is arranged at the left end of the supporting box (1), a second opening is arranged at the bottom end of the supporting box (1), a third opening is arranged at the front end of the supporting box (1), a top cover (3) is connected at the front end of the supporting box (1) through screws, a sealing strip (4) is arranged at the joint of the front end of the supporting box (1) and the top cover (3), an extension plate (5) is fixedly connected at the bottom end of the inner wall of the supporting box (1), clamping devices are fixedly connected at the top ends of the inner wall of the supporting box (1) and the extension plate (5) respectively, each clamping device comprises a supporting seat (15), a cavity is arranged in the supporting seat (15), a spring (16) is arranged in the supporting seat (15), one end of the spring (16) is fixedly connected with the inner wall of the supporting seat (15), the other end fixedly connected with kicking block (17) of spring (16), kicking block (17) are "T" type piece, the bottom of kicking block (17) is from the inside of supporting seat (15) is passed the lateral wall of supporting seat (15) and is followed the outside of supporting seat (15) is stretched out, the inner wall of supporting seat (15) be provided with the corresponding slide of kicking block (17), each the looks remote site of supporting seat (15) all is provided with from the inclined plane of shrink backward forward.
2. The left part of the supporting box (1) is provided with a sealing ring (6), the sealing ring (6) is in a convex ring shape, the right part of the circumferential outer wall of the sealing ring (6) is connected with the inner wall of the clamping device, the left end of the sealing ring (6) is tightly attached to the left end of the inner wall of the supporting box (1), the left end of the supporting box (1) is fixedly connected with a cantilever pipe (7), the left part of the cantilever pipe (7) is provided with two screw rods (8), the screw rods (8) are provided with two groups, each screw rod (8) is respectively in threaded connection with the top end and the bottom end of the cantilever pipe (7), the right part of the bottom end of the cantilever pipe (7) is fixedly connected with a clamping pipe (9), the two fixing blocks (2) are arranged, the right part of the front end of each fixing block (2) is hinged with a sealing plate (10), and the sealing plate (10) is in, the sealing plate (10) is close to the one end of card pipe (9) all is provided with tooth (11), the inner wall of card pipe (9) be provided with the corresponding tooth's socket of tooth (11), the closing plate (10) be close to middle part fixedly connected with cassette (12) of the one end of card pipe (9), the sum of cassette (12) each correspond the looks remote site of screw rod (8) is provided with each the corresponding spacing groove of screw rod (8), the bottom fixedly connected with sealing ring (13) of supporting box (1), sealing ring (13) department of the bottom of supporting box (1) has backup pad (14) through the screw connection, the middle part of backup pad (14) be provided with the second open-ended hole of stepping down.
3. The oval gutter elbow joint leak protection device according to claim 3, wherein: the free end of each screw rod (8) is fixedly connected with a hand wheel (18).
4. The oval gutter elbow joint leak protection device according to claim 4, wherein: the top fixedly connected with warning pipe (19) of top cap (3), the bottom of warning pipe (19) certainly the top of top cap (3) is passed the middle part of top cap (3) extends the inside of supporting box (1).
5. The oval gutter elbow joint leak protection device according to claim 5, wherein: the right part of the supporting box (1) is provided with a chamfer.
6. The oval gutter elbow joint leak protection device according to claim 6, wherein: the top end of the warning pipe (19) is fixedly connected with a blocking plate (20).
Priority Applications (1)
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CN202010769931.3A CN111827440B (en) | 2020-08-04 | 2020-08-04 | Turning joint leakage-proof device for oval-shaped drainage channel |
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CN202010769931.3A CN111827440B (en) | 2020-08-04 | 2020-08-04 | Turning joint leakage-proof device for oval-shaped drainage channel |
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CN111827440A true CN111827440A (en) | 2020-10-27 |
CN111827440B CN111827440B (en) | 2021-05-28 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112497442A (en) * | 2021-01-12 | 2021-03-16 | 洛阳中冶重工集团有限公司 | Die for producing autoclaved aerated concrete product |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1840434B1 (en) * | 2006-03-30 | 2011-03-23 | Kaimer GmbH & Co. Holding KG | Connector |
EP3021026A1 (en) * | 2014-11-12 | 2016-05-18 | Pipelife Nederland B.V. | High pressure pipe coupling construction, as well as method for forming said coupling construction |
CN206722329U (en) * | 2017-03-28 | 2017-12-08 | 北京晟通弘拓科技有限公司 | The anti-blocking lid of sewage pipe |
CN208251272U (en) * | 2018-05-04 | 2018-12-18 | 浙江巨龙管业科技有限公司 | The buckled cement sewer pipe of radial compression |
DE202019100076U1 (en) * | 2019-01-09 | 2019-03-20 | Funke Kunststoffe Gmbh | Connecting device with tilting joint |
CN210240846U (en) * | 2019-06-06 | 2020-04-03 | 淮北阳光管业科技有限公司 | Leak-proof anti-loosening connecting structure for PE pipe connector |
CN210566811U (en) * | 2019-09-09 | 2020-05-19 | 王志涛 | Novel building heating and ventilation connecting pipeline |
-
2020
- 2020-08-04 CN CN202010769931.3A patent/CN111827440B/en active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1840434B1 (en) * | 2006-03-30 | 2011-03-23 | Kaimer GmbH & Co. Holding KG | Connector |
EP3021026A1 (en) * | 2014-11-12 | 2016-05-18 | Pipelife Nederland B.V. | High pressure pipe coupling construction, as well as method for forming said coupling construction |
CN206722329U (en) * | 2017-03-28 | 2017-12-08 | 北京晟通弘拓科技有限公司 | The anti-blocking lid of sewage pipe |
CN208251272U (en) * | 2018-05-04 | 2018-12-18 | 浙江巨龙管业科技有限公司 | The buckled cement sewer pipe of radial compression |
DE202019100076U1 (en) * | 2019-01-09 | 2019-03-20 | Funke Kunststoffe Gmbh | Connecting device with tilting joint |
CN210240846U (en) * | 2019-06-06 | 2020-04-03 | 淮北阳光管业科技有限公司 | Leak-proof anti-loosening connecting structure for PE pipe connector |
CN210566811U (en) * | 2019-09-09 | 2020-05-19 | 王志涛 | Novel building heating and ventilation connecting pipeline |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112497442A (en) * | 2021-01-12 | 2021-03-16 | 洛阳中冶重工集团有限公司 | Die for producing autoclaved aerated concrete product |
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