CN204781265U - Plastic check well's of variable angle mouth of pipe structure - Google Patents
Plastic check well's of variable angle mouth of pipe structure Download PDFInfo
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- CN204781265U CN204781265U CN201520470556.7U CN201520470556U CN204781265U CN 204781265 U CN204781265 U CN 204781265U CN 201520470556 U CN201520470556 U CN 201520470556U CN 204781265 U CN204781265 U CN 204781265U
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- mouth
- flat segments
- expansion mouth
- well
- variable angle
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Abstract
The utility model provides a plastic check well's of variable angle mouth of pipe structure belongs to plastic check well technical field. If the in -process that it had solved the installation of existing well seat runs into the barrier and just can't avoid smoothly when technical problem. The inspection shaft includes to have a main shaft section of thick bamboo on the well seat by the well seat, and the side of well seat is fixed with a plurality of pit shafts, and inner and the main shaft section of thick bamboo of a pit shaft are linked together, pegs graft and have an elbow fitting in the outer end of a pit shaft, and mouth of pipe structure is including setting up the flaring portion no. 1 in a pit shaft outer end, and it can be with above -mentioned two lip ring that the side is sealed to be equipped with between the lateral surface of straight section and the medial surface of flaring portion no. 1. This plastic check well's mouth of pipe structure utilizes the linear type characteristics realization of straight section and effective the supporting of sealing member to lean on to improve sealed effect.
Description
Technical field
The utility model belongs to manhole technical field, relates to a kind of nozzle structure of plastic inspection well of variable angle.
Background technology
Plastic inspection well is commonly called as plastics " inspection shaft ", be be arranged on plastic drainage pipeline intersection, turning, caliber or gradient change place, the place of drop or straight line pipeline section to locate at a certain distance, be convenient to make regular check on, clean, the draining ancillary structure of dredging pipeline.Plastic inspection well is supporting develops well lid, pit shaft and related accessory, and pavement loading acts on around manhole by well lid, well seat, avoids the destruction of pavement loading to manhole.Well seat has the function fluctuated, can the height change on Initial adaption road surface, and simultaneously pit shaft adopts special pit shaft, can intercept corresponding length, flexibly and easily according to the on-the-spot depth of burying.
Existing plastic inspection well is a kind of Assembled plastic inspection well disclosed in patent CN201120249777.3, this Assembled plastic inspection well, comprise well seat and pit shaft, described well seat is connected with pit shaft by connector, and the internal diameter of connector connection pit shaft one end is greater than the internal diameter of well seat.Then in assembling process, the well seat of minor diameter and large diameter pit shaft combinations of pairs can be used.
But the pit shaft of the plastic inspection well of above-mentioned patent or arm are all linear, if run into obstruction in the process of installing just cannot avoid smoothly, can only be realized by the position changing pipeline, such gigantic project, very inconvenient, the speed of pipe-line construction engineering can be had a strong impact on.In addition, existing patent also seldom relates to for the hermetically-sealed construction between bent sub and pit shaft, causes the situation of leaking to happen occasionally, also has a strong impact on application life.
Summary of the invention
The problems referred to above that the utility model exists for existing technology, provide a kind of nozzle structure of plastic inspection well of variable angle, technical problem to be solved in the utility model is: how to improve linking intensity and sealing effectiveness.
The purpose of this utility model realizes by following technical proposal:
A kind of nozzle structure of plastic inspection well of variable angle, described manhole comprises well seat, described well seat has main hole, the side of described well seat is fixed with some branch wellbores, the inner of described branch wellbore is connected with described main hole, the outer end of described branch wellbore is plugged with a union elbow, described nozzle structure is positioned at the connection place of described branch wellbore and union elbow, it is characterized in that, described nozzle structure comprises the expansion mouth one being arranged on branch wellbore outer end, described union elbow comprises flat segments and tilting section, described flat segments is connected with tilting section and is integral type structure, the end of described flat segments has inner spout, the end of described tilting section has the outer mouth of pipe, described flat segments to be plugged in described expansion mouth one and the former can relative to the latter circumferentially 360 ° rotate, being provided with between the lateral surface of described flat segments and the medial surface of described expansion mouth one can by the lip ring of above-mentioned two side seals.
Its principle is as follows: this plastic inspection well utilize flat segments to be plugged in described expansion mouth one and the former can relative to the latter circumferentially 360 ° rotate the adjustment realizing angle.This nozzle structure utilize the linear pattern feature of flat segments realize and seal effective against, thus raising sealing effectiveness, connecting elbow joint is convenient in the effect of expansion mouth one, union elbow is connected in expansion mouth one firmness that can improve both and connect, thus comprehensive raising linking intensity and sealing effectiveness.
In the nozzle structure of the plastic inspection well of above-mentioned a kind of variable angle, the lateral surface of described expansion mouth one has the reinforcing rib one of some ring shapes, the lateral surface of described flat segments has some annular reinforcing ribs two, one annular groove is formed between adjacent two reinforcing ribs two, described seal is arranged in described annular groove, and the side of the seal is resisted against on the lateral surface of flat segments and the medial surface of expansion mouth one respectively.Reinforcing rib one can improve the intensity of expansion mouth one ringwise, because expansion mouth one will be connected with union elbow, improve the stability that intensity can ensure to connect, reinforcing rib two can improve the intensity of flat segments, and adjacent said rib dimorphism circularizes groove is convenient to fixing seals, not only improve sealing effectiveness, and do not need additional processing.
In the nozzle structure of the plastic inspection well of above-mentioned a kind of variable angle, the outer mouth of pipe place of described tilting section has expansion mouth two, and the lateral surface of described expansion mouth two has some annular reinforcing ribs three.The effect of reinforcing rib three is the intensity improving expansion mouth two, ensures expansion mouth two and the joining stability of external pipe.
In the nozzle structure of the plastic inspection well of above-mentioned a kind of variable angle, described seal is sealing ring or obturating cup.Sealing ring and obturating cup can realize movable sealing and static seal, ensure sealing effectiveness from different states.
Compared with prior art, advantage of the present utility model is as follows:
1, the nozzle structure of this plastic inspection well utilize the linear pattern feature of flat segments realize and seal effective against, thus raising sealing effectiveness, connecting elbow joint is convenient in the effect of expansion mouth one, union elbow is connected in expansion mouth one firmness that can improve both and connect, thus comprehensive raising linking intensity and sealing effectiveness.
Accompanying drawing explanation
Fig. 1 is the perspective view of this plastic inspection well.
Fig. 2 is the sectional structure schematic diagram of this plastic inspection well.
Fig. 3 is the enlarged drawing in A portion in Fig. 2.
In figure, 1 well seat; 2 main holes; 3 branch wellbores; 4 union elbows; 5 flat segments; 6 tilting sections; 7 expansion mouths one; 8 reinforcing ribs one; 9 reinforcing ribs two; 10 annular grooves; 11 expansion mouths two; 12 reinforcing ribs three; 13 seals.
Detailed description of the invention
Be below specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
As Fig. 1, shown in 3, the plastic inspection well of this variable angle comprises well seat 1, well seat 1 has main hole 2, the side of well seat 1 is fixed with some branch wellbores 3, the inner of branch wellbore 3 is connected with main hole 2, the outer end of branch wellbore 3 is plugged with a union elbow 4, the mating face of the inner of union elbow 4 and the outer end of branch wellbore 3 is provided with the lip ring 13 for both being sealed, lip ring 13 is used for ensureing to keep sealing between union elbow 4 and branch wellbore 3, improve the sealing effectiveness of manhole, the inner of union elbow 4 and the outer end of branch wellbore 3 radially with are axially all located and circumferentially can rotate, the outer mouth of pipe of union elbow 4 is for connecting external pipe, the inner spout of union elbow 4 is connected with branch wellbore 3, the axis of the outer mouth of pipe of union elbow 4 and the axis of inner spout form slanted angle, slanted angle is defined as α, then the interval range of α is 20 °-45 °.In this angular range, can realize multidirectional little adjustment, avoid the limitation of right-angle elbow pipe, be applicable to some directionality among a small circle and change, α is preferably 22.5 °, can obtain good Adjustment effect.Main hole 2 is connected with branch wellbore 3, and the words that the inner spout of union elbow 4 and outer spout axis form angle can make to pass through to rotate the direction realizing changing external pipe when installation, just can avoid smoothly if run into obstruction in the process of installation.
As shown in Figure 1, 2, 3, union elbow 4 comprises flat segments 5 and tilting section 6, and flat segments 5 is connected with tilting section 6 and is integral type structure, and the outer mouth of pipe is positioned on tilting section 6, and inner spout is positioned in flat segments 5, the outer mouth of pipe place of tilting section 6 has expansion mouth 2 11, and the lateral surface of expansion mouth 2 11 has some annular reinforcing ribs 3 12, and the effect of reinforcing rib 3 12 is the intensity improving expansion mouth 2 11, ensures expansion mouth 2 11 and the joining stability of external pipe, seal 13 is between flat segments 5 and branch wellbore 3, the outer end of branch wellbore 3 has expansion mouth 1, bridge piece joint 4 is convenient in the effect of expansion mouth 1, the lateral surface of expansion mouth 1 has the reinforcing rib 1 of some ring shapes, the effect of reinforcing rib 1 is the intensity improving expansion mouth 1, because expansion mouth 1 will be connected with union elbow 4, improve the stability that intensity can ensure to connect, flat segments 5 is plugged in expansion mouth 1, the lateral surface of flat segments 5 has some annular reinforcing ribs 29, one annular groove 10 is formed between adjacent two reinforcing ribs 29, reinforcing rib 29 can improve the intensity of flat segments 5, and adjacent said rib 29 formation annular groove 10 is convenient to fixing seals 13, not only improve sealing effectiveness, and do not need additional processing, seal 13 is arranged in annular groove 10, and the side of the seal 13 is resisted against on the lateral surface of flat segments 5 and the medial surface of expansion mouth 1 respectively, flat segments 5 can relative to branch wellbore 3 circumferentially 360 ° freely rotate, the effect of flat segments 5 is connected with branch wellbore 3, flat segments 5 is owing to being linear, the sealing effectiveness of seal 13 can be ensured, 360 ° can be done relative to branch wellbore 3 freely to rotate, thus make manhole get around obstruction easily further, thus improve the practicality of manhole.
As shown in Figure 1, 2, the quantity of branch wellbore 3 is 2-6, the axis of each branch wellbore 3 all with the axis perpendicular of main hole 2, each branch wellbore 3 is uniformly distributed successively along the circumference of main hole 2.The quantity of branch wellbore 3 is preferably 4, and axis perpendicular can play the effect of being convenient to process and install.
Seal 13 is sealing ring or obturating cup.Sealing ring and obturating cup can realize movable sealing and static seal, ensure sealing effectiveness from different states.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present utility model or surmount the scope that appended claims defines.
Claims (4)
1. the nozzle structure of the plastic inspection well of a variable angle, described manhole comprises well seat (1), described well seat (1) has main hole (2), the side of described well seat (1) is fixed with some branch wellbores (3), the inner of described branch wellbore (3) is connected with described main hole (2), the outer end of described branch wellbore (3) is plugged with a union elbow (4), described nozzle structure is positioned at the connection place of described branch wellbore (3) and union elbow (4), it is characterized in that, described nozzle structure comprises the expansion mouth one (7) being arranged on branch wellbore (3) outer end, described union elbow (4) comprises flat segments (5) and tilting section (6), described flat segments (5) is connected with tilting section (6) and is integral type structure, the end of described flat segments (5) has inner spout, the end of described tilting section (6) has the outer mouth of pipe, described flat segments (5) to be plugged in described expansion mouth one (7) and the former can relative to the latter circumferentially 360 ° rotate, being provided with between the lateral surface of described flat segments (5) and the medial surface of described expansion mouth one (7) can by the lip ring (13) of above-mentioned two side seals.
2. the nozzle structure of the plastic inspection well of a kind of variable angle according to claim 1, it is characterized in that, the lateral surface of described expansion mouth one (7) has the reinforcing rib one (8) of some ring shapes, the lateral surface of described flat segments (5) has some annular reinforcing ribs two (9), one annular groove (10) is formed between adjacent two reinforcing ribs two (9), described seal (13) is arranged in described annular groove (10), and the side of the seal (13) is resisted against on the lateral surface of flat segments (5) and the medial surface of expansion mouth one (7) respectively.
3. the nozzle structure of the plastic inspection well of a kind of variable angle according to claim 2, it is characterized in that, the outer mouth of pipe place of described tilting section (6) has expansion mouth two (11), and the lateral surface of described expansion mouth two (11) has some annular reinforcing ribs three (12).
4. the nozzle structure of the plastic inspection well of a kind of variable angle according to claim 1 or 2 or 3, is characterized in that, described seal (13) is sealing ring or obturating cup.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520470556.7U CN204781265U (en) | 2015-06-30 | 2015-06-30 | Plastic check well's of variable angle mouth of pipe structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520470556.7U CN204781265U (en) | 2015-06-30 | 2015-06-30 | Plastic check well's of variable angle mouth of pipe structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204781265U true CN204781265U (en) | 2015-11-18 |
Family
ID=54521344
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520470556.7U Active CN204781265U (en) | 2015-06-30 | 2015-06-30 | Plastic check well's of variable angle mouth of pipe structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204781265U (en) |
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2015
- 2015-06-30 CN CN201520470556.7U patent/CN204781265U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Huangyan Economic Development Zone, Taizhou City, Zhejiang province 318020 Dai Xi Road No. 2 Patentee after: Ad Co.,Ltd. Address before: Huangyan Economic Development Zone, Taizhou City, Zhejiang province 318020 Dai Xi Road No. 2 Patentee before: YONGGAO Co.,Ltd. |