CN214657592U - Firm type concrete drainage inspection shaft - Google Patents
Firm type concrete drainage inspection shaft Download PDFInfo
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- CN214657592U CN214657592U CN202121015703.3U CN202121015703U CN214657592U CN 214657592 U CN214657592 U CN 214657592U CN 202121015703 U CN202121015703 U CN 202121015703U CN 214657592 U CN214657592 U CN 214657592U
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Abstract
The utility model belongs to the technical field of sewer pipe network inspection shaft and specifically relates to a firm type concrete drainage inspection shaft is related to, it includes the well body, installs lid and the intercommunication of well body opening part are installed sewage pipe on the well body, the well body includes the well base, installs well wall on the well base and set up in well wall open-top portion's well edge, the lid is including being used for installing well seat and the cooperation on the well edge are installed well lid on the well seat, well edge is last integrative to be pour a pair of grafting bobbin, well seat lower part rigid coupling have a pair of with grafting bobbin grafting complex grafting stand. The well seat can be inserted on the well edge, the horizontal movement of the well seat can be limited by the matching of the inserting pipe barrel and the inserting upright column, the connection stability between the well seat and the well edge is enhanced, and the use is safer.
Description
Technical Field
The application relates to the field of sewer network inspection shafts, in particular to a stable concrete drainage inspection shaft.
Background
At present, in the construction and maintenance of urban sewage pipe network engineering, a plurality of pipeline lines for water collection, sewage drainage and the like need to be laid underground, drainage inspection wells convenient for periodically inspecting the pipe network condition are generally arranged at certain distance positions on pipeline intersection positions, turning positions, pipe diameter or gradient changing positions and branch pipe sections, the drainage inspection wells are mainly divided into brick inspection wells, plastic inspection wells and concrete inspection wells according to the construction mode, the brick inspection wells are easy to leak, settle and collapse, the maintenance operation surface is large, the service cycle is long, the comprehensive maintenance cost is high, the plastic inspection wells are easy to age, damage and high in price after long-term use, and therefore the concrete drainage inspection wells are more used in the construction and maintenance of the urban sewage pipe network engineering at present.
After a foundation pit is excavated, a traditional concrete drainage inspection well is built in an actual construction site or concrete is poured by using a mold to manufacture a well foundation and a well wall, the inner wall and the outer wall of a building body are coated to the top by using waterproof mortar, then a well seat is placed on a well mouth, a well cover is installed on the well seat, cement mortar is poured on the well seat to fix the well seat on the well mouth, and the horizontal plane of the well seat is flush with the ground or slightly lower than the ground after the cement mortar is poured.
In view of the above-mentioned related technologies, the inventor found that when the well seat is used for a long time or is subjected to a large pressure applied by a vehicle to and fro for a long time, the cement around the well seat is prone to crack, which causes the insecure connection between the well seat and the well head and brings risks.
SUMMERY OF THE UTILITY MODEL
In order to improve the steadiness that well seat and well head are connected, this application provides a firm type concrete drainage inspection shaft.
The application provides a firm type concrete drainage inspection shaft adopts following technical scheme:
the utility model provides a firm type concrete drainage inspection shaft, includes the well body, installs lid and the intercommunication of well body opening part are installed sewage pipe on the well body, the well body includes the well base, installs well wall on the well base and set up in well wall open-top portion's well edge, the lid is including being used for installing well seat and cooperation on the well edge are installed well lid on the well seat, its characterized in that: a pair of inserting pipe barrels are integrally cast on the well edge, and a pair of inserting upright columns matched with the inserting pipe barrels in an inserting mode is fixedly connected to the lower portion of the well base.
By adopting the technical scheme, the well seat can be inserted on the well edge, the horizontal movement of the well seat can be limited by the matching of the insertion pipe barrel and the insertion upright post, the connection stability between the well seat and the well edge is enhanced, and the use is safer.
Preferably, the outer wall of the insertion pipe barrel is fixedly connected with a single-head bolt, the single-head bolt consists of a smooth head part and a rod part with threads, a counter bore is formed in the well seat, the rod part of the single-head bolt extends out of the counter bore, and the end part of the rod part is in threaded connection with a nut.
Through adopting above-mentioned technical scheme, the nut of the tip of screwing can be fixed the well seat on the well edge, has further strengthened the steadiness of connecting between well seat and the well edge.
Preferably, the well lid with the well seat rotates to be connected, well seat lower part rigid coupling has and is used for supporting the annular support of well lid, but the well lid lock arrives on the annular support.
Through adopting above-mentioned technical scheme, the annular support can play the support to the well lid for the more firm lock of well lid is installed on the well seat, has strengthened the steadiness that well lid and well seat are connected.
Preferably, a plurality of evenly distributed's notch has been seted up on the annular support, the well lid lower surface is provided with many card strips, the card strip with the notch joint.
Through adopting above-mentioned technical scheme, the cooperation of card strip and notch makes to be connected more firm between well lid and the well seat.
Preferably, the annular support is provided with a ductile cast iron anti-falling net.
Through adopting above-mentioned technical scheme, nodular cast iron prevents weighing down the net and can lose or protect vehicle and pedestrian temporarily when damaged in the well lid accident, has improved the security of inspection shaft.
Preferably, be provided with a plurality of support skeletons on the annular support inner wall, the joint groove has been seted up on the support skeleton, nodular cast iron prevents weighing down the net and is circular and the outside is provided with the joint piece with joint groove adaptation.
By adopting the technical scheme, the nodular cast iron anti-falling net is clamped with the well seat, so that a constructor can more conveniently detach the nodular cast iron anti-falling net to perform dirt pumping and dredging on the inspection well, and install the nodular cast iron anti-falling net after construction is completed.
Preferably, a plurality of uniformly distributed vent holes are formed in the well cover.
By adopting the technical scheme, on one hand, the vent hole can keep the inside of the pipeline communicated with the atmosphere, balance the air pressure inside and outside the pipeline and be beneficial to keeping the sewage transportation smooth; on the other hand, the gas in the pipeline is exchanged with the outside to a certain extent, so that harmful gases such as methane, hydrogen sulfide and the like are discharged from the vent holes, and outside air can enter the pipeline in time through the vent holes, thereby supplementing the loss of oxygen in the pipeline; meanwhile, the vent hole can be used for preventing back-flush and water drainage, and the safety of the operation of a sewage pipeline in a large water volume is ensured.
Preferably, the outer wall of the insertion tube is fixedly connected with a plurality of layers of lantern rings distributed from top to bottom.
By adopting the technical scheme, the lantern ring and the plugging pipe barrel are poured together and embedded in the well edge, so that the grabbing force of the plugging pipe barrel on the well edge can be increased, and the connection stability of the well base and the well edge is further improved.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the well seat is not easy to move relative to the well body in the horizontal plane by arranging the inserting upright columns and the inserting pipe barrels for inserting, the cover body is more stably connected with the well body after the well seat is used for a long time or bears a large pressure applied by a vehicle for a long time, and the safety of the inspection well is higher;
2. the single-head bolt is further arranged on the inserting pipe barrel to be connected with the well seat, so that the stability of connection between the well seat and the well edge is improved.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present application;
FIG. 2 is an exploded view of a portion of the structure of the cover and the single-headed bolt;
fig. 3 is a schematic view of the construction of the socket tube and the single-headed bolt.
Description of reference numerals: 1. a well body; 11. well foundation; 12. well wall; 13. a well edge; 14. a well ladder;
2. a cover body; 21. a well base; 211. a well grate support; 2111. an annular support; 2112. a support skeleton; 212. connecting grooves; 213. a rotating shaft; 214. a countersunk hole; 22. a well cover; 221. connecting blocks; 2211. a shaft hole; 222. clamping the strip; 223. a vent hole; 23. the ductile iron anti-falling net; 231. a clamping block; 24. inserting a stand column;
3. inserting a pipe barrel; 31. a collar; 32. a barrel edge; 33. a single-headed bolt; 331. a nut; 332. a gasket;
4. a sewage pipe.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
In order to improve the steadiness that well seat and well head are connected, this application embodiment discloses a firm type concrete drainage inspection shaft.
Referring to fig. 1 and 2, the firm concrete drainage inspection well comprises a well body 1, a cover body 2 installed at an opening of the well body 1 and a sewage pipe 4 connected to the well body 1, wherein the cover body 2 comprises an annular well seat 21 installed at the opening of the well body 1, a well cover 22 rotatably connected to the upper portion of the well seat 21, a circular ductile cast iron anti-falling net 23 clamped on an inner ring of the well seat 21 and a pair of splicing upright columns 24 welded to the lower portion of the well seat 21, a pair of splicing pipe barrels 3 are integrally cast at the opening of the well body 1, and the splicing upright columns 24 are spliced with the splicing pipe barrels 3.
Referring to fig. 1 and 2, the well body 1 is integrally cast and formed by concrete, the well body 1 comprises a well foundation 11 arranged at the bottom of a foundation pit, a well wall 12 installed on the well foundation 11, a well edge 13 arranged at an opening at the top of the well wall 12 and well ladders 14 which are vertically and uniformly distributed and cast on the inner wall of the well wall 12, a 10 cm-thick gravel cushion is additionally paved below the well foundation 11, and the well wall 12 is provided with a water through hole and is communicated with the sewage pipe 4 through the water through hole.
Referring to fig. 2 and 3, two plug-in pipe barrels 3 are symmetrically cast on the well edge 13, a cylindrical cavity matched and connected with the plug-in upright column 24 is arranged in each plug-in pipe barrel 3, the diameter of the cross section of each cylindrical cavity is slightly larger than that of the cross section of the plug-in upright column 24, an opening is formed in the top of each cylindrical cavity, and the plug-in upright columns 24 can be inserted into the cylindrical cavities from the openings in the tops; three layers of lantern rings 31 used for increasing the grabbing force of the plugging pipe barrel 3 to the well edge 13 are arranged on the outer side of the plugging pipe barrel 3 from top to bottom, and burrs are arranged on the lantern rings 31.
Referring to fig. 2 and 3, in order to further improve the connection stability of the well body 1 and the cover body 2, a wide-edge barrel edge 32 is welded on an opening at the top of the socket barrel 3, the upper surface of the barrel edge 32 is flush with the upper surface of the well edge 13, a pair of single-head bolts 33 for enhancing the connection stability of the socket barrel 3 and the well seat 21 is connected to the barrel edge 32 in a matching manner, and the lower ends of the single-head bolts 33 are fixedly connected to the socket barrel 3. The screw hole has been seted up to the position department that corresponds single-end bolt 33 on section of thick bamboo edge 32, and single-end bolt 33 comprises smooth head and the pole portion of outband screw thread, and the head welds on lantern ring 31, and the upper end of pole portion and screw spiro union and pole portion is higher than a height along 32.
Referring to fig. 2, a pair of counter bores 214 is formed in the upper surface of the well seat 21 corresponding to the position of each plugging upright column 24, the upper end of the rod portion of the single-head bolt 33 extends out of the counter bores 214 and is matched with a nut 331, a gasket 332 is arranged at the lower end of the nut 331 in a matched manner, the nut 331 is in threaded connection with the single-head bolt 33, the well seat 21 can be fixed on the well edge 13 by screwing the nut 331, the end surface of the rod portion of the single-head bolt 33 is flush with the upper surface of the well seat 21, the depth of the counter bore 214 is slightly larger than the thickness of the nut 331, the upper surface of the well seat 21 is smoother, and vehicles and pedestrians can pass through the well seat conveniently.
Referring to fig. 2, in order to improve the steadiness that well lid 22 and well seat 21 are connected, well lid 22 rotates the lock and installs on well seat 21, well seat 21 inboard corresponds well lid 22 and rotates the position department of connecting and seted up connecting groove 212, connecting groove 212 and the inboard intercommunication of well seat 21, be provided with pivot 213 in the connecting groove 212, be provided with on the well lid 22 lateral wall with connecting groove 212 complex connecting block 221, seted up on the connecting block 221 with pivot 213 complex shaft hole 2211, set up the circular cavity that supplies well lid 22 lock on the well seat 21.
Referring to fig. 2, in order to more firmly install the well lid 22 on the well base 21, the well base 21 is further provided with a well grate support 211 for erecting the well lid 22 and the nodular cast iron anti-falling net 23, the well grate support 211 comprises an annular support 2111 welded to the lower portion of the well base 21 and used for supporting the well lid 22, the lower surface of the well lid 22 is provided with a plurality of clamping strips 222, the annular support 2111 is provided with a plurality of clamping grooves connected with the clamping strips 222 in a matched mode, the well lid 22 is rotated downwards around a rotating shaft 213, and the clamping strips 222 on the lower surface of the well lid 22 are clamped with the annular support 2111.
Referring to fig. 2, the manhole cover 22 is further provided with a plurality of vent holes 223 for balancing air pressure inside and outside the sewage conduit, the vent holes 223 are uniformly distributed, and meanwhile, the vent holes 223 can be used for preventing back-flush and draining, so that the safety of the operation of the sewage conduit in a large water volume is ensured.
The embodiment of the application provides a firm type concrete drainage inspection shaft's implementation principle: when the concrete drainage inspection well is poured, firstly measuring and positioning on the ground, then excavating the earthwork of the foundation pit, paving a gravel cushion layer with the thickness of 10cm on the earthwork of the foundation pit, pouring a well foundation 11 by concrete, erecting and installing a well wall 12 and a well edge 13 template after a sewage pipe 4 pipeline is installed, then binding and supporting the well wall 12 and the well edge 13 template, fixing a pair of socket pipes 3 at corresponding positions on the top of the well edge 13 template, then casting concrete on the well wall 12 and the well edge 13 template in situ, wrapping the upper parts of the edges of the socket pipes 3 by an easily detachable protective film to prevent the concrete from covering a cylindrical cavity in the socket pipes 3 and a screw rod of a single-head bolt 33, taking down the protective film on the socket pipes 3 after the concrete is initially set, inserting the well seat 21 into the fixed pipe 31 and enabling the screw rod of the single-head bolt 33 to extend out of a countersunk hole 214 on the well seat 21, and screwing a nut 331 to fixedly connect the cover body 2 on the well body 1, and pouring a small amount of cement to fill the gap between the cover body 2 and the ground, so that the construction is completed, the splicing pipe barrel 3 is embedded in the well edge 13, the splicing upright column 24 is arranged at the position, corresponding to the splicing pipe barrel 3, of the lower part of the well seat 21, the well seat 21 can be spliced on the well edge 13, so that the well seat 21 is not easy to move in the horizontal plane when a pedestrian or a vehicle passes through the road surface, meanwhile, the single-head bolt 33 welded on the outer wall of the splicing pipe barrel 3 is matched and in threaded connection with the well seat 21, the connection between the well seat 21 and the well edge 13 is more stable, the well seat 21 is not easy to shake relative to the well body 1, so that the connection between the cover body 2 and the well body 1 is also more stable, meanwhile, the nodular cast iron anti-falling net 23 is matched and arranged on the well seat 21, when the well cover 22 is lost or damaged, the vehicle and the pedestrian are temporarily protected, and the safety of the embodiment is further improved.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a firm type concrete drainage inspection shaft, includes the well body (1), installs lid (2) and the intercommunication of well body (1) opening part are installed sewer pipe (4) on the well body (1), the well body (1) includes well base (11), installs well wall (12) on well base (11) and set up in well wall (12) open-top portion's well edge (13), lid (2) are including being used for installing well seat (21) and the cooperation on well edge (13) are installed well lid (22) on well seat (21), its characterized in that: a pair of inserting pipe barrels (3) is integrally poured on the well edge (13), and a pair of inserting upright columns (24) which are inserted and matched with the inserting pipe barrels (3) are fixedly connected to the lower portion of the well seat (21).
2. The firm type concrete drainage inspection shaft of claim 1, characterized in that: the plug-in pipe barrel (3) outer wall is fixedly connected with a single-head bolt (33), the single-head bolt (33) is composed of a smooth head part and a threaded rod part, a counter bore (214) is formed in the well seat (21), the rod part of the single-head bolt (33) extends out of the counter bore (214), and the end part of the single-head bolt is connected with a nut (331) in a threaded mode.
3. The firm type concrete drainage inspection shaft of claim 1, characterized in that: well lid (22) with well seat (21) rotate to be connected, well seat (21) lower part rigid coupling has and is used for supporting annular support (2111) of well lid (22), well lid (22) but lock arrive on annular support (2111).
4. A firm type concrete drainage inspection shaft of claim 3, characterized in that: a plurality of evenly distributed's notch has been seted up on annular support (2111), well lid (22) lower surface is provided with many card strips (222), card strip (222) with the notch joint.
5. A firm type concrete drainage inspection shaft of claim 3, characterized in that: the annular support (2111) is provided with a nodular cast iron anti-falling net (23).
6. A firm type concrete drainage inspection shaft of claim 5, characterized in that: be provided with a plurality of support skeletons (2112) on annular support (2111) inner wall, the joint groove has been seted up on support skeleton (2112), nodular cast iron prevents weighing down net (23) and is circular and the outside is provided with joint piece (231) with joint groove adaptation.
7. The firm type concrete drainage inspection shaft of claim 1, characterized in that: a plurality of evenly distributed vent holes (223) are formed in the well cover (22).
8. The firm type concrete drainage inspection shaft of claim 1, characterized in that: the outer wall of the inserting pipe barrel (3) is fixedly connected with a plurality of layers of lantern rings (311) distributed from top to bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121015703.3U CN214657592U (en) | 2021-05-12 | 2021-05-12 | Firm type concrete drainage inspection shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121015703.3U CN214657592U (en) | 2021-05-12 | 2021-05-12 | Firm type concrete drainage inspection shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214657592U true CN214657592U (en) | 2021-11-09 |
Family
ID=78487911
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121015703.3U Active CN214657592U (en) | 2021-05-12 | 2021-05-12 | Firm type concrete drainage inspection shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214657592U (en) |
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2021
- 2021-05-12 CN CN202121015703.3U patent/CN214657592U/en active Active
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