CN201395857Y - Inspection well with internal bell mouth and external bell mouth - Google Patents
Inspection well with internal bell mouth and external bell mouth Download PDFInfo
- Publication number
- CN201395857Y CN201395857Y CN2009200806351U CN200920080635U CN201395857Y CN 201395857 Y CN201395857 Y CN 201395857Y CN 2009200806351 U CN2009200806351 U CN 2009200806351U CN 200920080635 U CN200920080635 U CN 200920080635U CN 201395857 Y CN201395857 Y CN 201395857Y
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- bellmouth
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- well
- bell mouth
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Abstract
The utility model discloses an inspection well with an internal bell mouth and an external bell mouth. The inspection well comprises a well seat, a pit shaft and a launder, wherein, the pit shaft is arranged on the well seat; the launder and the well seat are integrated; the well seat is provided with pipeline bell mouths which are connected with a buried pipeline and are communicated with the launder; the pipeline bell mouths comprise the internal bell mouth and the external bell mouth communicated with the internal bell mouth; the length of the internal bell mouth is the same as that of theexternal bell mouth; the external bell mouth is positioned outside the well seat; and the internal bell mouth is positioned in the opening of the launder. The utility model which is mainly suitable for rain water bilge wells can solve the problems that the prior rain water bilge well adopting an external bell mouth is inconvenient for transportation and the cost of moulds is large; and the well has no impact on the blow-down effect or the cleaning of dregs in the launder.
Description
Technical field
The present invention relates to a kind of manhole, relate in particular to a kind of bellmouth half built-in half external manhole, mainly be applicable to sink hole.
Background technology
Existing plastic inspection well is divided into catch-basin and sink hole.The common structure of the rainwater inspection well that uses includes well seat and pit shaft at present, pit shaft is installed in the basic well body of formation on the well seat, have the pipeline bellmouth that connects buried pipeline on the well seat, and the pipeline bellmouth is an external, the pipeline bellmouth protrudes the well seat, and has certain-length.Under the diameter of pit shaft is not very big situation, the well seat of this kind structure is being produced and is being transported can not run into what difficulty, but some occasions go into the well the seat need accomplish very big diameter, add the pipeline bellmouth that protrudes the well seat simultaneously, whole well pedestal is long-pending to be increased greatly, is unfavorable for transportation, and the mould that is used for this well seat of injection moulding also will increase because of the bellmouth of this protrusion, die cost is very big, also is difficult for injection moulding production.
In order to solve the problems of the technologies described above, China Patent No. discloses a kind of faucet built-in type inspection shaft for " 200810131048.0 ", comprises well seat, pit shaft, and pit shaft is installed on the well seat, have the pipeline bellmouth that connects buried pipeline on the well seat, the pipeline bellmouth is built in the well seat.Adopt this patented technology to solve the problem of " being unfavorable for transportation; and the mould that is used for this well seat of injection moulding also will increase because of the bellmouth of this protrusion; die cost is very big; also be difficult for injection moulding production ", but also there is following defective in this patented technology: 1, there is limitation in the scope of application, because though this patent is mentioned the design chute, but the plastic inspection well diameter that uses in the building sub-district has 200mm respectively, 315mm, 450mm, 600nn, 700mm, minor diameter plastic testing well branch pipe socket joint length is that 150～300mm does not wait, that is to say that the following plastic inspection well of diameter 700mm loses manhole and draws function clearly because of arm socket joint length has occupied whole well chamber substantially, and diameter 1000mm plastic inspection well is also drawn clearly because of the overslaugh of arm socket joint length, what use is the following plastic inspection well of diameter 700mm and the building sub-district is a large amount of, and town road is a large amount of, and what use is the plastic inspection well of diameter 700mm-1000mm.2, there is limitation in connected mode, in sum, faucet built-in type inspection shaft can only use in comparatively narrow scope, and has only a kind of pipe-connecting mode of socket joint, and a large amount of pipe-connecting modes that use of plastic inspection well also have welding, hot melt butt joint, electric smelting connection, heat shrinking sleeve connection etc.Thereby China Patent No. when using for " 200810131048.0 " disclosed a kind of faucet built-in type inspection shaft because of having significant limitation by socket joint.
The common structure of the sink hole that uses includes well seat and pit shaft at present, pit shaft is installed in the basic well body of formation on the well seat, be provided with the blowdown chute in the well seat, chute is 0.8 height of semicircle or arm diameter, two ends are connected with connecting branch or pipeline bellmouth, play small dregs are flowed away and not susceptible to plugging effect along rain sewage.The connecting branch that is communicated with chute or the pipeline bellmouth that have the connection buried pipeline on the well seat, connecting branch or pipeline bellmouth are external, all protrude the well seat, and have certain-length.Still there is following technical problem in existing chute well: under the diameter of pit shaft is not very big situation, the well seat of this kind structure is being produced and is being transported can not run into what difficulty, but under some occasions, require the diameter of pit shaft will be very big the time, the well seat also needs to accomplish so big diameter, add the pipeline bellmouth that protrudes the well seat simultaneously, whole well pedestal is long-pending to be increased greatly, be unfavorable for transportation, and the mould that is used for this well seat of injection moulding also will increase because of the bellmouth of this protrusion, die cost is very big, also is difficult for injection moulding production.
The utility model content
The purpose of this utility model is to overcome the problems referred to above that existing sewage plastic inspection well exists, and provides a kind of bellmouth half built-in half external manhole.The utility model mainly is applicable in the rain sink hole, has solved existing rain sink hole and has adopted the external bellmouth to be unfavorable for transporting the problem big with die cost, and to not influence of filth-discharging effect, also do not influenced the dregs of removing in the chute.
For achieving the above object, the technical solution adopted in the utility model is as follows:
A kind of bellmouth half built-in half external manhole, comprise well seat, pit shaft and chute, pit shaft is arranged on the well seat, chute and well seat are an integral body, the pipeline bellmouth that is communicated with chute that connects buried pipeline is arranged on the well seat, and it is characterized in that: described pipeline bellmouth comprises built-in bellmouth and the external bellmouth that is communicated with built-in bellmouth, and the length of built-in bellmouth and external bellmouth is identical, external bellmouth is positioned at outside the well seat, and built-in bellmouth is positioned at the chute mouth of chute.
Described built-in bellmouth inwall is provided with seal groove, is provided with sealing ring in the seal groove.
The length of described external bellmouth and built-in bellmouth is 100mm-400mm.
Described external bellmouth is connected the port inner wall of not holding and extends out with pipeline, form the connector with radian.
Described pit shaft is straight-tube shape, and it is provided with well lid.
Described pit shaft comprises direct tube section and the closing in section that is connected with straight tube, and the pit shaft of the section that closes up is provided with well lid.
Adopt advantage of the present utility model to be:
One, compares with the plastic inspection well of existing external bellmouth, pipeline bellmouth of the present utility model comprises built-in bellmouth and external bellmouth, the length of built-in bellmouth and external bellmouth is identical, external bellmouth is positioned at outside the well seat, built-in bellmouth is positioned at the chute mouth, external bellmouth decapacitation socket joint also has the effect of connecting branch outward, has the advantage of being convenient to transport and take over diverse in function.
Two, compare with " 200810131048.0 " patented technology, because there is limitation in " 200810131048.0 " patented technology scope of application, though though this patent is mentioned can be used for having the defective of mentioning in the background technology in the chute well; Partly bellmouth is built-in for the utility model, partly bellmouth is external with a form of tubes, built-in bellmouth and chute are connected as a single entity, because partly bellmouth exists between chute being had empty clearly so that a form of tubes is external, avoided the defective of " 200810131048.0 " patented technologies, and external bellmouth is with a form of tubes setting, avoided and to have satisfied the multiple connected mode of construction by socket joint, as welding, the hot melt butt joint, electric smelting connects, the limitation of heat shrinking sleeve connection etc., when the utility model is applied in the dirty plastic inspection well of rain, not only to blowdown without any influence, and since adopt bellmouth half built-in half is external, when being applied in the large diameter blowdown manhole, whole well pedestal is long-pending to be reduced greatly, helps transportation, and adopts half built-in half external sewage well of bellmouth, die cost is lower, and manufacturing process is simple.
Three, the length of external bellmouth and built-in bellmouth is 100mm-400mm, can satisfy the length requirement of welding, hot melt butt joint, electric smelting connection, heat shrinking sleeve connection etc.,, then be unfavorable for the transportation of mould manufacturing and production if oversize, if too short, be unfavorable for that then multiple mode connects.
Four, built-in bellmouth inwall is provided with seal groove, is provided with sealing ring in the seal groove, and external bellmouth inwall is provided with seal groove, is provided with sealing ring in the seal groove, and two sealing rings are set, and is connected reliably with buried pipeline.
Five, the utility model is connected with pipeline at external bellmouth and does not hold port inner wall slightly to extend out, and forms the connector with radian, easy operating when being connected with buried pipeline.
Six, the utility model can be applicable in the straight tube blowdown plastic inspection well, in the blowdown plastic inspection well of the shape that also can be applicable to close up, is widely used.
Description of drawings
The structural representation of Fig. 1 straight tube well for the utility model adopts
Fig. 2 is the plan structure schematic diagram of Fig. 1
Fig. 3 adopts the structural representation of closing in well for the utility model
Be labeled as among the figure: 1, pit shaft, 2, chute, 3, built-in bellmouth, 4, external bellmouth, 5, seal groove, 6, reinforcing rib.
The specific embodiment
Embodiment 1
A kind of bellmouth half built-in half external manhole, comprise well seat, pit shaft 2 and chute 2, pit shaft 1 is arranged on the well seat, chute 2 is an integral body with the well seat, the pipeline bellmouth that is communicated with chute that connects buried pipeline is arranged on the well seat, and the pipeline bellmouth comprises built-in bellmouth 3 and external bellmouth 4, and built-in bellmouth 3 is identical with the length of external bellmouth 4, external bellmouth 4 is positioned at outside the well seat, and built-in bellmouth 3 is positioned at the chute mouth of chute 2.
In the utility model, be connected with buried pipeline reliably in order to make the pipeline bellmouth, built-in bellmouth 3 inwalls are provided with seal groove 5, are provided with sealing ring in the seal groove 5.Also can be set simultaneously or individually seal groove 5 on external bellmouth 4 inwalls, be provided with sealing ring in the seal groove 5.The length of external bellmouth 4 and built-in bellmouth 3 can be set to 100mm.External bellmouth 4 is connected port and extends out the connector that formation has radian with pipeline.
The utility model is applied in the straight tube blowdown plastic inspection well, and pit shaft is 1 straight-tube shape, and it is provided with well lid.On well bore wall, can be provided with for marking time about the maintenance worker.
A kind of bellmouth half built-in half external manhole, comprise well seat, pit shaft 1 and chute 2, pit shaft 1 is arranged on the well seat, chute 2 is an integral body with the well seat, the pipeline bellmouth that is communicated with chute that connects buried pipeline is arranged on the well seat, and the pipeline bellmouth comprises built-in bellmouth 3 and external bellmouth 4, and built-in bellmouth 3 is identical with the length of external bellmouth 4, external bellmouth 4 is positioned at outside the well seat, and built-in bellmouth 3 is positioned at the chute mouth of chute 2.
In the utility model, be connected with buried pipeline reliably in order to make the pipeline bellmouth, built-in bellmouth 3 inwalls are provided with seal groove 5, are provided with sealing ring in the seal groove 5.Also can be set simultaneously or individually seal groove 5 on external bellmouth 4 inwalls, be provided with sealing ring in the seal groove 5.The length of external bellmouth 4 and built-in bellmouth 3 can be set to 400mm.External bellmouth 4 is connected port and extends out the connector that formation has radian with pipeline, when external bellmouth 4 partly uses as external arm, can adopt connectivity scenarios such as welding, hot melt butt joint, electric smelting connection, heat shrinking sleeve connection with identical material tubing.
The utility model makes plastic inspection well reach the effect that improves axial compression and lateral pressure in order to strengthen, and has adopted the method that convex reinforcing rib 6 is set, and plastic inspection well well chamber axially and radially is provided with two with convex-shaped reinforcing rib 6.Close up and partly axially and radially be provided with two with convex-shaped reinforcing rib 6.Preliminary shaft partly axially or radially also is provided with two with convex-shaped reinforcing rib 6.
Embodiment 3
A kind of bellmouth half built-in half external manhole, comprise well seat, pit shaft 1 and chute 2, pit shaft 1 is arranged on the well seat, chute 2 is an integral body with the well seat, the well seat is provided with the pipeline bellmouth that is communicated with chute 2 that connects buried pipeline, and the pipeline bellmouth comprises built-in bellmouth 3 and external bellmouth 4, and built-in bellmouth 3 is identical with the length of external bellmouth 4, external bellmouth 4 is positioned at outside the well seat, and built-in bellmouth 3 is positioned at the chute mouth.
In the utility model, be connected with buried pipeline reliably in order to make the pipeline bellmouth, built-in bellmouth 3 inwalls are provided with seal groove 5, are provided with sealing ring in the seal groove 5.Also can be set simultaneously or individually seal groove 5 on external bellmouth 4 inwalls, be provided with sealing ring in the seal groove 5.The length of external bellmouth 4 and built-in bellmouth 3 is 250mm.External bellmouth 4 is connected port and extends out the connector that formation has radian with pipeline.
When the utility model was applied in the closing in type blowdown plastic inspection well, pit shaft 1 comprised direct tube section and the closing in section that is connected with straight tube tube, and the pit shaft of the section that closes up is provided with well lid.On well bore wall, can be provided with for marking time about the maintenance worker.
Above-described only is preferred implementation of the present utility model.Should be understood that; for the person of ordinary skill of the art; under the prerequisite that does not break away from the utility model principle; need not the technical characterictic that the process creative work just can be associated; can also make some modification and improvement; these variations obviously all should be considered as equivalent feature, still belong within the protection domain of the utility model patent.
Claims (6)
1, a kind of bellmouth half built-in half external manhole, comprise well seat, pit shaft (1) and chute (2), pit shaft (1) is arranged on the well seat, chute (2) is an integral body with the well seat, the pipeline bellmouth that is communicated with chute that connects buried pipeline is arranged on the well seat, it is characterized in that: described pipeline bellmouth comprises built-in bellmouth (3) and the external bellmouth (4) that is communicated with built-in bellmouth (3), built-in bellmouth (3) is identical with the length of external bellmouth (4), external bellmouth (4) is positioned at outside the well seat, and built-in bellmouth (3) is positioned at the chute mouth of chute (2).
2, bellmouth according to claim 1 half built-in half external manhole, it is characterized in that: described built-in bellmouth (3) inwall is provided with seal groove (5), and seal groove is provided with sealing ring in (5).
3, bellmouth according to claim 1 and 2 half built-in half external manhole, it is characterized in that: the length of described external bellmouth (4) and built-in bellmouth (3) is 100mm-400mm.
4, bellmouth according to claim 1 and 2 half built-in half external manhole, it is characterized in that: described external bellmouth (4) is connected the port inner wall of not holding and extends out with pipeline, form the connector with radian.
5, bellmouth according to claim 1 and 2 half built-in half external manhole, it is characterized in that: described pit shaft (1) is straight-tube shape, and it is provided with well lid.
6, bellmouth according to claim 1 and 2 half built-in half external manhole is characterized in that: described pit shaft (1) comprises direct tube section and the closing in section that is connected with straight tube, and the pit shaft of the section that closes up is provided with well lid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200806351U CN201395857Y (en) | 2009-05-06 | 2009-05-06 | Inspection well with internal bell mouth and external bell mouth |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200806351U CN201395857Y (en) | 2009-05-06 | 2009-05-06 | Inspection well with internal bell mouth and external bell mouth |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201395857Y true CN201395857Y (en) | 2010-02-03 |
Family
ID=41618361
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200806351U Expired - Fee Related CN201395857Y (en) | 2009-05-06 | 2009-05-06 | Inspection well with internal bell mouth and external bell mouth |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201395857Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102267172A (en) * | 2011-08-30 | 2011-12-07 | 扬州市华光双瑞实业有限公司 | Inspection shaft mold |
| CN104631502A (en) * | 2015-02-09 | 2015-05-20 | 江苏河马井股份有限公司 | Application method of empty-bottom lauder-free inspection well |
-
2009
- 2009-05-06 CN CN2009200806351U patent/CN201395857Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102267172A (en) * | 2011-08-30 | 2011-12-07 | 扬州市华光双瑞实业有限公司 | Inspection shaft mold |
| CN104631502A (en) * | 2015-02-09 | 2015-05-20 | 江苏河马井股份有限公司 | Application method of empty-bottom lauder-free inspection well |
| CN104631502B (en) * | 2015-02-09 | 2016-03-30 | 江苏河马井股份有限公司 | The empty end, is without the using method of chute manhole |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100203 Termination date: 20110506 |