CN103321252A - Retractable retainer ring for municipal engineering, inspection well comprising retractable retainer ring and method for applying retractable retainer ring - Google Patents
Retractable retainer ring for municipal engineering, inspection well comprising retractable retainer ring and method for applying retractable retainer ring Download PDFInfo
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- CN103321252A CN103321252A CN2013102821164A CN201310282116A CN103321252A CN 103321252 A CN103321252 A CN 103321252A CN 2013102821164 A CN2013102821164 A CN 2013102821164A CN 201310282116 A CN201310282116 A CN 201310282116A CN 103321252 A CN103321252 A CN 103321252A
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- flexible
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- retractable
- retainer ring
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Abstract
The invention relates to a retractable retainer ring for municipal engineering, an inspection well comprising the retractable retainer ring and a method for applying the retractable retainer ring. The retractable retainer ring comprises an upper retractable ring and a lower retractable ring. The upper retractable ring and the lower retractable ring are sequentially and penetratingly arranged from top to bottom, an inner boss is arranged at the lower inner edge of the upper retractable ring, an outer boss is arranged at the upper outer edge of the lower retractable ring, a limiting retainer ring is arranged at the lower outer edge of the lower retractable ring, the inner boss and the outer boss are fastened with each other, and the diameter of a cover plate is larger than the outer diameter of the upper retractable ring. The retractable retainer ring for municipal engineering, the inspection well and the method have the advantages that backfill cannot leak into the well by the aid of the retractable retainer ring, the retractable retainer ring can be downwardly contracted along with a soil layer when the soil layer is compacted by a road roller, only needs to be upwardly lifted when soil is required to be filled again, and accordingly can be reused for construction, and the service life of the inspection well is prolonged; the plain soil can be compacted by the retainer ring, so that the bearing capacity of the retractable retainer ring and the bearing capacity of the inspection well can be improved, and the construction times can be effectively reduced.
Description
Technical field
The present invention relates to the manhole technical field, especially relate to a kind of municipal engineering flexible back-up ring and manhole and using method.
Background technology
Current science and technology is in continuous progress, and society is fast-developing, and new product is continually developed.Original municipal pipe-line system construction can not be satisfied the needs of development; especially the manhole of pipeline; no matter be traditional brick well or current cement concrete module well, or plastic inspection well all in construction owing to do not protect cause manhole to press to collapse or the distortion situation serious.Because plastic inspection well energy-conservation, environmental protection is corrosion-resistantly progressively accepted by society.But the application life of plastic inspection well is short and but recycling rate of waterused is low, is perplexing people always, has seriously hindered the extensive use of plastic inspection well.
Summary of the invention
The technical problem to be solved in the present invention is: in order to overcome the problem that manhole is collapsed or is out of shape by pressure easily in the prior art, provide a kind of municipal engineering flexible back-up ring and manhole and using method.
The technical solution adopted for the present invention to solve the technical problems is: the flexible back-up ring of a kind of municipal engineering; described flexible back-up ring comprises flexible circle and the flexible circle down gone up; described flexible upward circle and flexible circle down wear from top to bottom successively; and diameter reduces successively; described flexible upward circle inward flange down is provided with inner convex platform; described flexible circle is down gone up outward flange and is provided with outer lug boss; described flexible circle down outward flange down is provided with spacing back-up ring; the mutual snapping of described inner convex platform and outer lug boss; to prevent that interconnective flexible back-up ring breaks away from construction or application process; the described flexible circle top of going up is provided with cover plate; described cover plate diameter is greater than the flexible external diameter of going up circle; can guarantee that on the one hand solids is difficult for falling; in the time of guaranteeing that road roller is crossed cover plate on the other hand; cover plate can carry the weight of road roller itself, can effectively protect the manhole in flexible back-up ring and the back-up ring not impaired.
Particularly, describedly flexible go up circle and flexiblely be provided with some flexible mesospheres between the circle down, outward flange is provided with outer lug boss on the flexible mesosphere, inward flange is provided with inner convex platform under the described flexible mesosphere, outward flange is provided with spacing back-up ring under the described flexible mesosphere, described flexible mesosphere is snapping successively from top to bottom, and diameter reduces successively.
Particularly, described spacing back-up ring is the spacing back-up ring of taper, and in the process that flexible back-up ring wears, the spacing back-up ring of taper can guarantee the easier inner convex platform that passes through of expanding ring.
A kind of manhole that adopts flexible back-up ring comprises: pit shaft, described pit shaft are arranged in the flexible back-up ring, and described mineshaft diameter is less than flexible circle internal diameter down, and described pit shaft top edge is lower than the flexible circle top edge of going up.
A kind of municipal engineering using method of flexible back-up ring may further comprise the steps:
1) will stretch and go up circle and flexible snare down connects, and make flexible circle and the flexible tension of the circle down snapping gone up, adjust the height of flexible back-up ring;
2) the plain soil of landfill extremely flushes with flexible circle around flexible back-up ring;
3) after landfill finishes, at flexible circle top cover upper cover plate, steamroller is tamped;
4) remove cover plate, the flexible circle of going up that will sink then lifts again, continues the plain soil of landfill to flushing with the flexible circle of going up, and after landfill finishes, covers cover plate, and steamroller is tamped;
5) repeating step 4), can't upwards lift again until the flexible circle of going up, also namely flexible going up enclosed to extreme position;
6) fill up yellow sand at last between flexible back-up ring and pit shaft, landfill finishes the bonnet upper cover plate, so far i.e. completion.
The invention has the beneficial effects as follows: the flexible back-up ring of a kind of municipal engineering provided by the invention, when road roller compacting soil layer, can contract along with under the soil layer, when needs again during backfill as long as flexible back-up ring is upwards mentioned, can back and forth construct, as flexible back-up ring manhole the time, can satisfy backfill and not bleed in the well, come the plain soil of compacting, yellow sand to fill by back-up ring, the weight capacity of flexible back-up ring is strengthened, can effectively be reduced construction times, prolonged the application life of pit shaft.
A kind of manhole that adopts flexible back-up ring provided by the invention; can satisfy the plain soil of backfill does not bleed in the well; flexible back-up ring can contract along with under the soil layer when road roller compacting soil layer; only need upwards mention flexible back-up ring; can back and forth construct; effectively protected manhole not impaired, the application life of having improved manhole.
A kind of municipal engineering provided by the invention come the plain soil of compacting with the using method of flexible back-up ring by back-up ring, and the weight capacity of flexible back-up ring is strengthened, and can effectively reduce construction times.
Description of drawings
The present invention is further described below in conjunction with drawings and Examples.
Fig. 1 is a kind of schematic diagram that adopts the manhole of flexible back-up ring of the present invention,
Fig. 2 is the local enlarged diagram that Fig. 1 " A " locates;
Among the figure: 1. flexible back-up ring, 2. pit shaft, 3. cover plate, the 11. flexible circles of going up, 12. flexible mesospheres, 13. flexible circles down, 41. inner convex platforms, 42. outer lug boss, 43. spacing back-up rings.
The specific embodiment
Below in conjunction with specific embodiment, further the present invention is set forth, should be understood that quoting embodiment only is used for explanation the present invention, limits the scope of the invention and be not used in.
As depicted in figs. 1 and 2; the flexible back-up ring of a kind of municipal engineering; flexible back-up ring 1 comprises flexible circle 11 and the flexible circle 13 down gone up; the flexible circle 11 of going up wears from top to bottom successively with flexible circle 13 down; and diameter reduces successively; the flexible 11 times inward flanges of circle of going up are provided with inner convex platform 41; outward flange is provided with outer lug boss 42 on the flexible circle 13 down; flexible 13 times outward flanges of circle down are provided with spacing back-up ring 43; spacing back-up ring 43 is the spacing back-up ring of taper; inner convex platform 41 and outer lug boss 42 mutual snappings; prevent that interconnective flexible back-up ring 43 breaks away from construction or application process; flexible circle 11 tops of going up are provided with cover plate 3; cover plate 3 diameters can guarantee that on the one hand solids is difficult for falling, in the time of guaranteeing that road roller is crossed cover plate 1 on the other hand greater than the flexible external diameter of going up circle 11; cover plate 3 can carry the weight of road roller itself, can effectively protect flexible back-up ring 1 and flexible back-up ring 1 interior object not impaired.
When the inspection of construction well that relates to when municipal engineering is deep, flexible go up circle 11 and flexiblely be provided with some flexible mesospheres 12 between the circle 13 down, outward flange is provided with outer lug boss 42 on the flexible mesosphere 12, flexible 12 times inward flanges of mesosphere are provided with inner convex platform 41, flexible 12 times outward flanges of mesosphere are provided with spacing back-up ring 43, spacing back-up ring 43 is the spacing back-up ring of taper, and flexible mesosphere 13 is snapping successively from top to bottom, and diameter reduces successively.
A kind of manhole that adopts flexible back-up ring comprises: pit shaft 2, described pit shaft 2 are arranged in the flexible back-up ring 1, and described pit shaft 2 diameters are less than flexible circle 13 internal diameters down, and described pit shaft 2 top edges are lower than flexible circle 11 top edges of going up.
A kind of municipal engineering using method of flexible back-up ring may further comprise the steps:
1) will stretch and go up circle 11 and 13 sockets of flexible circle down, and make flexible circle 11 and the flexible circle down 13 tension snappings gone up, adjust the height of flexible back-up ring 1;
2) the plain soil of landfill extremely flushes with flexible circle 11 around flexible back-up ring 1;
3) after landfill finishes, at flexible circle 11 top cover upper cover plates 3, steamroller is tamped;
4) remove cover plate 3, the flexible circle 11 of going up that will sink then lifts again, continues the plain soil of landfill to flushing with the flexible circle 11 of going up, and after landfill finishes, covers cover plate 3, and steamroller is tamped;
5) repeating step 4, can't upwards lift until the flexible circle 11 of going up again, and also namely stretch and go up circle 11 to extreme position;
6) fill up yellow sand at last between flexible back-up ring 1 and pit shaft 2, landfill finishes bonnet upper cover plate 3, so far i.e. completion.
A kind of using method that adopts the manhole of flexible back-up ring may further comprise the steps:
1) will stretching upward, circle 11 encloses 13 sockets down with stretching, and make flexible upward circle 11 enclose 13 tension snappings down with stretching, and the back-up ring 1 that will stretch is set in pit shaft 2 outsides, adjust the height of flexible back-up ring 1, make flexible top of going up circle 11 be higher than the top of pit shaft 2, can make pit shaft 2 be in the not state of pressurized like this, effectively protect pit shaft 2, prolong the life-span of pit shaft 2;
2) the plain soil of landfill extremely flushes with flexible circle 11 around flexible back-up ring 1;
3) after landfill finishes, at flexible circle 11 top cover upper cover plates 3, steamroller is tamped;
4) remove cover plate 3, the flexible circle 11 of going up that will sink then lifts again, continues the plain soil of landfill to flushing with the flexible circle 11 of going up, and after landfill finishes, covers cover plate 3, and steamroller is tamped;
5) repeating step 4, can't upwards lift until the flexible circle 11 of going up again, and also namely stretch and go up circle 11 to extreme position;
6) fill up yellow sand at last between flexible back-up ring 1 and pit shaft 2, landfill finishes bonnet upper cover plate 3, so far i.e. completion.Between flexible back-up ring 1 and pit shaft 2, tamp yellow sand, can make the back-up ring 1 that stretches inside and outside stressed even on the one hand, the application life that is conducive to improve flexible back-up ring 1; On the other hand, the plain soil that tamp flexible back-up ring 1 outside in the time of in the winter time forms frozen soil easily, can cause extruding to flexible back-up ring 1, and the yellow sand that tamps can play the effect of buffering.
When pit shaft 1 aspect ratio is higher, flexible go up circle 11 and flexiblely need to arrange flexible mesosphere 12 down between the circle 13, construction sequence is:
1) needs to stretch and go up circle 11, flexible mesosphere 12 and 13 sockets of flexible circle down, and make flexible circle 11, flexible mesosphere 12 and the flexible circle down 13 tension snappings gone up, and the back-up ring 1 that will stretch is set in pit shaft 2 outsides, adjust the height of flexible back-up ring 1, make flexible top of going up circle 11 be higher than the top of pit shaft 2;
2) the plain soil of landfill extremely flushes with flexible circle 11 around flexible back-up ring 1;
3) after landfill finishes, at flexible circle 11 top cover upper cover plates 3, steamroller is tamped;
4) remove cover plate 3, the flexible circle 11 of going up that will sink then lifts again, continues the plain soil of landfill to flushing with the flexible circle 11 of going up, and after landfill finishes, covers cover plate 3, and steamroller is tamped;
5) repeating step 4, can't upwards lift until the flexible circle 11 of going up again, and also namely stretch and go up circle 11 to extreme position;
6) fill up yellow sand at last between flexible back-up ring 1 and pit shaft 2, landfill finishes bonnet upper cover plate 3, so far i.e. completion.
Be enlightenment with above-mentioned foundation desirable embodiment of the present invention, by above-mentioned description, the related work personnel can carry out various change and modification fully in the scope that does not depart from this invention technological thought.The technical scope of this invention is not limited to the content on the manual, must determine its technical scope according to the claim scope.
Claims (5)
1. municipal engineering are with flexible back-up ring, it is characterized in that: described flexible back-up ring (1) comprises flexible circle (11) and the flexible circle (13) down gone up, described flexible upward circle (11) and flexible circle (13) down wear from top to bottom successively, and diameter reduces successively, described flexible upward circle (11) inward flange down is provided with inner convex platform (41), described flexible circle (13) is down gone up outward flange and is provided with outer lug boss (42), described flexible circle (13) down outward flange down is provided with spacing back-up ring (43), described inner convex platform (41) and outer lug boss (42) be snapping mutually, described flexible circle (11) top of going up is provided with cover plate (3), and described cover plate (3) diameter is greater than the flexible external diameter of going up circle (11).
2. municipal engineering as claimed in claim 1 are with flexible back-up ring, it is characterized in that: describedly flexible go up circle (11) and flexible the circle between (13) down is provided with some flexible mesospheres (12), flexible mesosphere (12) is gone up outward flange and is provided with outer lug boss (42), described flexible mesosphere (12) inward flange down is provided with inner convex platform (41), described flexible mesosphere (12) outward flange down is provided with spacing back-up ring (43), described flexible mesosphere (13) is snapping successively from top to bottom, and diameter reduces successively.
3. municipal engineering as claimed in claim 1 are with flexible back-up ring, and it is characterized in that: described spacing back-up ring (43) is the spacing back-up ring of taper.
4. manhole that adopts each described flexible back-up ring of claim 1-3, it is characterized in that comprising: pit shaft (2), described pit shaft (2) is arranged in the flexible back-up ring (1), described pit shaft (2) diameter is less than flexible circle (13) internal diameter down, and described pit shaft (2) top edge is lower than flexible circle (11) top edge of going up.
5. municipal engineering is characterized in that may further comprise the steps with the using method of flexible back-up ring:
1) will stretch and go up circle (11) and (13) socket of flexible circle down, and make the stretch height of back-up ring (1) of flexible circle (11) and the flexible tension of circle (13) the down snapping gone up, adjustment;
2) landfill is plain native to flushing with flexible circle (11) on every side at flexible back-up ring (1);
3) after landfill finishes, at flexible circle (11) top cover upper cover plate (3), steamroller is tamped;
4) remove cover plate (3), the flexible circle (11) of going up that will sink then lifts again, continues the plain soil of landfill to flushing with the flexible circle (11) of going up, and after landfill finishes, covers cover plate (3), and steamroller is tamped;
5) repeating step 4), can't upwards lift again until the flexible circle (11) of going up, also namely stretch and go up circle (11) to extreme position;
6) fill up yellow sand at last between flexible back-up ring (1) and pit shaft (2), landfill finishes bonnet upper cover plate (3), so far i.e. completion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310282116.4A CN103321252B (en) | 2013-07-05 | 2013-07-05 | Municipal engineering retractable baffle and manhole thereof and using method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310282116.4A CN103321252B (en) | 2013-07-05 | 2013-07-05 | Municipal engineering retractable baffle and manhole thereof and using method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103321252A true CN103321252A (en) | 2013-09-25 |
| CN103321252B CN103321252B (en) | 2015-08-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310282116.4A Active CN103321252B (en) | 2013-07-05 | 2013-07-05 | Municipal engineering retractable baffle and manhole thereof and using method |
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| CN (1) | CN103321252B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109778994A (en) * | 2019-02-25 | 2019-05-21 | 重庆大学 | The prefabricated assembled drainage inspection well of spheroidal graphite cast-iron |
| CN112392072A (en) * | 2020-11-30 | 2021-02-23 | 吉林建筑科技学院 | Assembled flexible manhole |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001193144A (en) * | 2000-01-12 | 2001-07-17 | Nakagawa Tekkosho:Kk | Device for fixing catch basin cover on road |
| CN2730945Y (en) * | 2004-05-28 | 2005-10-05 | 马庆友 | Assembling type plug-in lifting/lowering man hole cover holder and rain comb holder |
| CN200946279Y (en) * | 2006-08-09 | 2007-09-12 | 何德龙 | Anti-theft water-proof well cover |
| CN203320563U (en) * | 2013-07-05 | 2013-12-04 | 常州市河马塑胶有限公司 | Telescopic check ring for municipal engineering and inspection well with telescopic check ring |
-
2013
- 2013-07-05 CN CN201310282116.4A patent/CN103321252B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001193144A (en) * | 2000-01-12 | 2001-07-17 | Nakagawa Tekkosho:Kk | Device for fixing catch basin cover on road |
| CN2730945Y (en) * | 2004-05-28 | 2005-10-05 | 马庆友 | Assembling type plug-in lifting/lowering man hole cover holder and rain comb holder |
| CN200946279Y (en) * | 2006-08-09 | 2007-09-12 | 何德龙 | Anti-theft water-proof well cover |
| CN203320563U (en) * | 2013-07-05 | 2013-12-04 | 常州市河马塑胶有限公司 | Telescopic check ring for municipal engineering and inspection well with telescopic check ring |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109778994A (en) * | 2019-02-25 | 2019-05-21 | 重庆大学 | The prefabricated assembled drainage inspection well of spheroidal graphite cast-iron |
| CN112392072A (en) * | 2020-11-30 | 2021-02-23 | 吉林建筑科技学院 | Assembled flexible manhole |
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| Publication number | Publication date |
|---|---|
| CN103321252B (en) | 2015-08-05 |
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| C06 | Publication | ||
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| C10 | Entry into substantive examination | ||
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| C53 | Correction of patent of invention or patent application | ||
| CB02 | Change of applicant information |
Address after: 213161 No. 28 Nanhu West Road, Wujin hi tech Industrial Development Zone, Jiangsu, Changzhou Applicant after: JIANGSU HIPPO WELL SHARE CO., LTD. Address before: 213164 Changzhou Industrial Zone, Hutang Town, Wujin District, Jiangsu Applicant before: Changzhou Hippo Plastics Co., Ltd. |
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| COR | Change of bibliographic data |
Free format text: CORRECT: APPLICANT; FROM: CHANGZHOU HIPPO PLASTICS CO., LTD. TO: JIANGSU HIPPOS CO., LTD. |
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| C14 | Grant of patent or utility model | ||
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