CN209817036U - Fabricated drop well suitable for urban drainage pipe network - Google Patents
Fabricated drop well suitable for urban drainage pipe network Download PDFInfo
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- CN209817036U CN209817036U CN201920447566.7U CN201920447566U CN209817036U CN 209817036 U CN209817036 U CN 209817036U CN 201920447566 U CN201920447566 U CN 201920447566U CN 209817036 U CN209817036 U CN 209817036U
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Abstract
The utility model discloses an assembled drop well suitable for urban drainage pipe network, which comprises a drop well body assembled in a segmental manner, wherein the drop well body comprises an energy dissipation section positioned at the lower part, a water inlet section positioned above the energy dissipation section and a well upper section positioned above the water inlet section; a well chamber is defined by the energy dissipation section, the water inlet section and the upper section of the well body, a partition plate is arranged in the well chamber, and the well chamber is divided into a drop energy dissipation well chamber and a manhole chamber by the partition plate; the bottom of the energy dissipation section is provided with a bottom plate, the energy dissipation section is provided with a water outlet hole positioned in the drop energy dissipation well chamber, the lowest point of the water outlet hole is positioned above the bottom plate, and a drop energy dissipation area is formed between the water outlet hole and the bottom plate; the side wall of the water inlet section is provided with at least one water inlet hole positioned in the drop energy dissipation well chamber; and a socket assembly structure is adopted between two adjacent sections of the drop well body, and a partition plate assembly structure used for assembling the partition plate in the well chamber is arranged between the inner wall of the well chamber and the partition plate.
Description
Technical Field
The utility model belongs to the technical field of municipal drainage structures, specific be an assembled drop well suitable for municipal drainage pipe network.
Background
Municipal drainage pipe networks are mostly collected by branch pipes, conveyed by main pipes and connected with inspection wells. When the difference of the height of the urban drainage pipeline is large or a branch pipe is connected to a trunk pipe buried to an excessively deep depth, a large drop head can occur. In order to prevent the flow rate of water in the pipeline from exceeding the flushing flow rate, a drop well is often arranged to improve the hydraulic condition of the pipeline. Article 4.4.1 of the design Specification for outdoor drainage (GB50014-2006) (2016 edition) states: the inspection wells should be located at intervals at pipe intersections, turns, pipe diameter or grade changes, drops, and straight pipe sections. When the drop head of the specified pipeline in item 4.5.1 is 1.0m-2.0m, a drop well is preferably arranged; when the water drop head is more than 2.0m, a water drop well is required to be arranged.
The mountainous city topography has large fluctuation, a drainage pipe network is provided with a plurality of water drop pipe sections in the longitudinal direction, and a large number of water drop wells are required to be arranged; the traditional drop well adopts a reinforced concrete cast-in-place process, so that the construction period is long, the construction quality is limited by the on-site construction level, and the quality is uneven. According to the guidance suggestion about the vigorous development of the fabricated building in 2016 of the State Council, the time of 10 years is strived for, so that the proportion of the fabricated building reaches 30 percent; according to the action plan of thirteen-five prefabricated buildings of the Ministry of housing and construction 2017.03, the development of the prefabricated buildings is required to be promoted comprehensively. However, due to the technical characteristics of the drop well, the overall size of the drop well is large, and the convenience of transportation and hoisting needs to be considered when an assembly type process is adopted, so that the assembly type drop well is not available in municipal drainage engineering construction at present.
Disclosure of Invention
For the mountain urban drainage pipe network, the pipe diameter of the sewage pipe network under the road is mostly smaller than d800, and the pipe diameter of most of the rainwater pipelines is also smaller than d800, so that the overall size of the drop well is smaller, and the problems of convenience in transportation, hoisting and the like can be solved. In view of this, the utility model aims at providing an assembled drop well suitable for urban drainage pipe network. In order to achieve the above purpose, the utility model provides a following technical scheme:
an assembly type drop well suitable for a municipal drainage pipe network comprises a drop well body which is assembled in a sectional manner, wherein the drop well body comprises an energy dissipation section positioned at the lower part, a water inlet section positioned above the energy dissipation section and a well body upper section positioned above the water inlet section; a well chamber is defined among the energy dissipation section, the water inlet section and the upper section of the well body, a partition plate is arranged in the well chamber, and the well chamber is divided into a drop energy dissipation well chamber and a manhole chamber by the partition plate;
the bottom of the energy dissipation section is provided with a bottom plate, the energy dissipation section is provided with a water outlet hole positioned in the drop energy dissipation well chamber, the lowest point of the water outlet hole is positioned above the bottom plate, and a drop energy dissipation area is formed between the water outlet hole and the bottom plate; the side wall of the water inlet section is provided with at least one water inlet hole positioned in the drop energy dissipation well chamber;
and a socket assembly structure is adopted between two adjacent sections of the drop well body, and a partition plate assembly structure used for assembling the partition plate in the well chamber is arranged between the inner wall of the well chamber and the partition plate.
Further, the water inlet section is at least one section.
Furthermore, an adjusting section (28) for adjusting the elevation of the water inlet hole (11) is arranged between the energy dissipation section (1) and the water inlet section (2), between two adjacent sections of the water inlet section (2) and/or between the water inlet section (2) and the upper section (3) of the well body.
Further, a top plate is arranged at the top of the upper section of the well body; and the top plate above the manhole chamber is provided with a manhole, and the upper section of the well body is correspondingly provided with a well ring with the manhole.
Further, a well cover is installed on the well ring.
Furthermore, the partition plate is provided with an inspection manhole for communicating the drop energy dissipation well chamber with the inspection well chamber, and the lowest point of the inspection manhole is located above the lowest point of the water outlet hole.
Further, be equipped with the interlayer board in the maintenance well room, the interlayer board be located maintenance manhole below or with the minimum position parallel and level of maintenance manhole.
Furthermore, a height difference is arranged between the interlayer plate and the bottom plate, a tool space is formed between the interlayer plate and the bottom plate, interlayer plate holes for the operation and maintenance personnel to pass through are formed in the interlayer plate, and sealing covers are arranged on the interlayer plate holes.
Furthermore, a cushion layer for placing tools is arranged in the tool room.
Furthermore, the bell and spigot assembling structure comprises a bell mouth and a spigot which are matched with each other, and a sealing ring is arranged between the bell mouth and the spigot.
Further, in two matching surfaces between two adjacent sections of the drop well body, one of the matching surfaces is provided with a groove and forms the socket, and the other matching surface is provided with a raised head matched with the groove and forms the socket; and/or the presence of a gas in the gas,
in two adjacent sections of the drop well body, a limiting blocking wall surrounding a circle is arranged on the outer side wall of the end part of the drop well body in one section, an insertion section matched with the limiting blocking wall is arranged on the drop well body in the other section, and hemp cut asphalt is arranged between the inner wall of the limiting blocking wall and the outer wall of the insertion section.
Furthermore, connecting seats are correspondingly arranged between two adjacent sections of the drop well body respectively, connecting holes are formed in the connecting seats, after the two sections of the drop well body are assembled in place, the connecting holes in the two correspondingly arranged connecting seats are coaxial, and a tie bolt is arranged between the two connecting seats for fixed connection.
Furthermore, the partition plate assembly structure comprises an assembly clamping groove which is arranged in the well chamber and matched with the partition plate, and sealing rubber is arranged between the assembly clamping groove and the partition plate.
The beneficial effects of the utility model reside in that:
the utility model discloses an assembled drop well suitable for municipal drainage pipe network, through divide into the drop well body energy dissipation section, the section of intaking and well body upper segment three-section, so, can transport each section of drop well body to the job site and hoist the assembly after the mill is prefabricated again to have following advantage:
(1) aiming at the characteristics that the drop well in the mountain city is small in size and the number of the drop wells in the drainage pipe network is large, the construction period of the drop well and the drainage pipe network is shortened by adopting an assembly type process;
(2) the problem of poor construction quality of the traditional cast-in-place process of the drop well is solved, and the prefabricated assembly rate of the pipe network is improved;
(3) the components are prefabricated, assembled on site and convenient to transport and hoist;
(4) the problems of structural stability and seepage prevention of each component are solved;
(5) the drop well chamber is divided into a drop energy dissipation well chamber and an overhaul well chamber by using the partition plate, the overhaul well chamber is a drying area, the working environment of operation and maintenance personnel is improved, and the overhaul safety is guaranteed;
(6) and a tool chamber is arranged in the drop well, so that the complete operation and maintenance accessories and the correspondence between the accessories and the structures in the later period are ensured.
Drawings
In order to make the purpose, technical scheme and beneficial effect of the utility model clearer, the utility model provides a following figure explains:
fig. 1 is a schematic structural view of an embodiment 1 of the assembly type drop well applicable to a municipal drainage pipe network;
FIG. 2 is a cross-sectional view A-A of FIG. 1;
fig. 3 is a schematic structural view of the socket fitting structure of the present embodiment;
FIG. 4 is a schematic view of a threaded connection between two adjacent segments according to this embodiment;
fig. 5 is a schematic structural view of an embodiment 2 of the fabricated drop well for a municipal drainage pipe network of the present invention, specifically, a schematic structural view when a limiting blocking wall in a socket assembly structure is disposed at a section below;
FIG. 6 is a schematic view of a retainer wall in a socket assembly configuration disposed at an upper segment;
FIG. 7 is a schematic structural view of a case where a limit wall and a groove are provided simultaneously;
fig. 8 is the structure diagram of the fabricated drop well embodiment 3 of the utility model, which is suitable for a municipal drainage pipe network.
Description of reference numerals:
1-energy dissipation section; 1 a-a bottom plate; 2, a water inlet section; 3-upper section of well; 3 a-a top plate; 4-a separator; 5-drop energy dissipation well chamber; 6-repairing a well chamber; 6 a-climbing ladder; 7-manhole; 8-a walling crib; 9-water outlet; 10-drop energy dissipation area; 10 a-pebble bed; 11-water inlet holes; 12-inspection manhole; 13-well cover; 14-a interlayer plate; 15-tool room; 16-interlayer plate holes; 17-a sealing cover; 18-a cushion layer; 19-a socket; 20-a socket; 21-a sealing ring; 22-a limit stop wall; 23-hemp thread pitch; 24-assembling a card slot; 25-sealing rubber; 26-a connecting seat; 27-counter bore; 28-adjusting section.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention.
Example 1
As shown in fig. 1, it is a schematic structural diagram of the embodiment 1 of the fabricated drop well for the municipal drainage pipe network of the present invention. The assembled drop well suitable for municipal drainage pipe network of this embodiment, including the drop well body that is the segmental assembly, the drop well body is including the energy dissipation section 1 that is located the lower part, the section of intaking 2 that is located energy dissipation section 1 top and the shaft upper segment 3 that is located the section of intaking 2 tops. The energy dissipation section 1, the water inlet section 2 and the upper well section 3 are surrounded to form a well chamber, a partition plate 4 is arranged in the well chamber, and the well chamber is divided into a drop energy dissipation well chamber 5 and a maintenance well chamber 6 by the partition plate 4. The bottom of the energy dissipation section 1 of this embodiment is provided with a bottom plate 1a, the energy dissipation section 1 is provided with a water outlet hole 9 located in the drop energy dissipation well chamber 5, the lowest point of the water outlet hole 9 is located above the bottom plate 1a, and a drop energy dissipation area 10 is formed between the water outlet hole 9 and the bottom plate 1a, and a pebble layer 10a is arranged in the drop energy dissipation area 10 of this embodiment, so that the drop energy dissipation purpose can be realized. The side wall of the water inlet section 2 is provided with at least one water inlet hole 11 located in the drop energy dissipation well chamber 5, the side wall of the water inlet section 2 of this embodiment is provided with two water inlet holes 11, and the axes of the two water inlet holes 11 are perpendicular to each other and located on the two side walls of the water inlet section 2 respectively. The socket joint assembly structure is adopted between two adjacent sections of the drop well body, and a partition plate assembly structure used for assembling the partition plate 4 in the well chamber is arranged between the inner wall of the well chamber and the partition plate 4.
Further, the section of intaking 2 is established to at least one section, and the section of intaking 2 of this embodiment is established to one section, certainly, according to actual construction environment demand, be many if the inlet tube, and when the difference in elevation between the inlet tube is great, can set up respectively that the section of intaking corresponds with the inlet tube of different elevations.
Further, a top plate 3a is arranged at the top of the upper section 3 of the well body; be located and be equipped with access hole 7 on the roof 3a of 6 tops of manhole room, correspond with access hole 7 on the well body upper segment 3 and be equipped with walling crib 8, and the installation is equipped with well lid 13 on the walling crib 8. The well ring 8 and the upper well section 3 are separately arranged and prefabricated and formed, but in some embodiments, the well ring 8 and the upper well section 3 may be integrally formed, and the principle is equivalent and will not be described later.
Furthermore, the partition plate 4 is provided with an inspection manhole 12 for communicating the drop energy dissipation chamber 5 with the inspection chamber 6, and the lowest point of the inspection manhole 12 is located above the lowest point of the water outlet hole 9. The manhole chamber 6 of the embodiment is provided with a division plate 14, and the division plate 14 is positioned below the manhole 12 or is flush with the lowest point of the manhole 12. Be equipped with cat ladder 6a on the inner wall of the manhole chamber 5 of this embodiment, and be located inspection manhole 12 below also be equipped with cat ladder 6a on the both sides wall of baffle 4 respectively, be convenient for fortune dimension personnel business turn over.
Furthermore, a height difference is arranged between the interlayer plate 14 and the bottom plate 1a, a tool space 15 is formed between the interlayer plate 14 and the bottom plate 1a, an interlayer plate hole 16 for the operation and maintenance personnel to pass through is formed in the interlayer plate 14, and a sealing cover 17 is arranged on the interlayer plate hole 16. In the tool compartment 15 of this embodiment, a cushion layer 18 for placing tools is provided. By arranging the tool room 15, the later-stage operation and maintenance accessories are complete and the accessories correspond to the structure.
Further, the socket assembling structure of the present embodiment includes a socket 19 and a spigot 20 which are fitted to each other, and a seal ring 21 is provided between the socket 19 and the spigot 20. Specifically, in two matching surfaces between two adjacent sections of the drop well body, one matching surface is provided with a groove and forms a socket 19, and the other matching surface is provided with a raised head matched with the groove and forms a socket 20. In the two matching surfaces between two adjacent sections of the drop well body, the matching surface positioned below is provided with the groove, the matching surface positioned above is provided with the raised head, and the sealing ring 21 is arranged between the groove and the raised head, so that the technical purpose of preventing leakage is realized.
Further, connecting seats 26 are correspondingly arranged between two adjacent sections of the drop well body respectively, connecting holes are formed in the connecting seats 26, after the two sections of the drop well body are assembled in place, the connecting holes in the two correspondingly arranged connecting seats 26 are coaxial, and the two connecting seats 26 are fixedly connected through tie bolts. The connecting seat 26 of this embodiment sets up the diagonal position department between energy dissipation section 1, water intake section 2 and well bore upper segment 3 respectively, can effectively strengthen joint strength, and the tip of connecting hole is equipped with counter bore 27, and the spiral shell head and the nut of drawknot bolt are located counter bore 27 respectively, adopt the pitch cladding inside and outside the counter bore, avoid the corrosion.
Further, the partition board assembling structure of the present embodiment includes an assembling groove 24 provided in the well chamber and engaged with the partition board 4, and a sealing rubber 25 is provided between the assembling groove 24 and the partition board 4. The assembly clamping groove 24 is correspondingly arranged on the inner walls of the energy dissipation section 1, the water inlet section 2 and the well body upper section 3, and when the assembly clamping groove is used, the partition plate 4 is inserted into the assembly clamping groove 24, the sealing rubber 25 is installed, and the assembly is simple and convenient.
The assembled drop well suitable for municipal drainage pipe network of this embodiment is through dividing into energy dissipation section, the section of intaking and well body upper segment three-section with the drop well body, so, can transport each section of drop well body to the job site and hoist the assembly after the mill prefabrication again to have following advantage:
(1) aiming at the characteristics that the drop well in the mountain city is small in size and the number of the drop wells in the drainage pipe network is large, the construction period of the drop well and the drainage pipe network is shortened by adopting an assembly type process;
(2) the problem of poor construction quality of the traditional cast-in-place process of the drop well is solved, and the prefabricated assembly rate of the pipe network is improved;
(3) the components are prefabricated, assembled on site and convenient to transport and hoist;
(4) the problems of structural stability and seepage prevention of each component are solved;
(5) the drop well chamber is divided into a drop energy dissipation well chamber and an overhaul well chamber by using the partition plate, the overhaul well chamber is a drying area, the working environment of operation and maintenance personnel is improved, and the overhaul safety is guaranteed;
(6) and a tool chamber is arranged in the drop well, so that the complete operation and maintenance accessories and the correspondence between the accessories and the structures in the later period are ensured.
Example 2
As shown in fig. 1, it is a schematic structural diagram of the embodiment 1 of the fabricated drop well for the municipal drainage pipe network of the present invention. The assembled drop well suitable for municipal drainage pipe network of this embodiment, including the drop well body that is the segmental assembly, the drop well body is including the energy dissipation section 1 that is located the lower part, the section of intaking 2 that is located energy dissipation section 1 top and the shaft upper segment 3 that is located the section of intaking 2 tops. The energy dissipation section 1, the water inlet section 2 and the upper well section 3 are surrounded to form a well chamber, a partition plate 4 is arranged in the well chamber, and the well chamber is divided into a drop energy dissipation well chamber 5 and a maintenance well chamber 6 by the partition plate 4. The bottom of the energy dissipation section 1 of this embodiment is provided with a bottom plate 1a, the energy dissipation section 1 is provided with a water outlet hole 9 located in the drop energy dissipation well chamber 5, the lowest point of the water outlet hole 9 is located above the bottom plate 1a, and a drop energy dissipation area 10 is formed between the water outlet hole 9 and the bottom plate 1a, and a pebble layer 10a is arranged in the drop energy dissipation area 10 of this embodiment, so that the drop energy dissipation purpose can be realized. The side wall of the water inlet section 2 is provided with at least one water inlet hole 11 located in the drop energy dissipation well chamber 5, the side wall of the water inlet section 2 of this embodiment is provided with two water inlet holes 11, and the axes of the two water inlet holes 11 are perpendicular to each other and located on the two side walls of the water inlet section 2 respectively. The socket joint assembly structure is adopted between two adjacent sections of the drop well body, and a partition plate assembly structure used for assembling the partition plate 4 in the well chamber is arranged between the inner wall of the well chamber and the partition plate 4.
Further, the socket assembling structure of the present embodiment includes a socket 19 and a spigot 20 which are fitted to each other, and a seal ring 21 is provided between the socket 19 and the spigot 20. In two adjacent sections of the drop well body of this embodiment, the outer side wall of the end portion of one of the sections of the drop well body is provided with a limiting blocking wall 22 surrounding a circle, the other section of the drop well body is provided with an insertion section matched with the limiting blocking wall 22, and hemp cut asphalt 23 is arranged between the inner wall of the limiting blocking wall 22 and the outer wall of the insertion section. I.e. the stop wall 22 forms the socket 19 and the insertion section forms the socket. Specifically, in two adjacent sections of the drop well body, the peripheral wall of the section located below is provided with a limiting blocking wall 22, the upper end of the limiting blocking wall 22 extends upwards to extend out of the end of the section located below, and the section located above is directly inserted into the limiting blocking wall 22, so that socket assembly can be realized, as shown in fig. 5. Of course, it is also possible to employ: in two adjacent sections of the drop well body, the peripheral wall of the section above is provided with a limiting blocking wall 22, the lower end of the limiting blocking wall 22 extends downwards to extend out of the end part of the section above, and the section below is directly inserted into the limiting blocking wall 22, so that socket assembly can be realized, as shown in fig. 6. In addition, while the limit stop wall 22 is provided, a groove and a raised head can be provided between two adjacent matching surfaces, as shown in fig. 7, and the principle is equivalent and will not be described again.
Other structures of this embodiment are the same as those of embodiment 1, and are not described in detail.
Example 3
As shown in fig. 8, it is a schematic structural diagram of the fabricated drop well embodiment 3 of the utility model, which is suitable for a municipal drainage pipe network. The assembled drop well suitable for municipal drainage pipe network of this embodiment, including the drop well body that is the segmental assembly, the drop well body is including the energy dissipation section 1 that is located the lower part, the section of intaking 2 that is located energy dissipation section 1 top and the well upper segment 3 that is located the section of intaking 2 tops. The energy dissipation section 1, the water inlet section 2 and the upper well section 3 are surrounded to form a well chamber, a partition plate 4 is arranged in the well chamber, and the well chamber is divided into a drop energy dissipation well chamber 5 and a maintenance well chamber 6 by the partition plate 4. The bottom of the energy dissipation section 1 of this embodiment is provided with a bottom plate 1a, the energy dissipation section 1 is provided with a water outlet hole 9 located in the drop energy dissipation well chamber 5, the lowest point of the water outlet hole 9 is located above the bottom plate 1a, and a drop energy dissipation area 10 is formed between the water outlet hole 9 and the bottom plate 1a, and a pebble layer 10a is arranged in the drop energy dissipation area 10 of this embodiment, so that the drop energy dissipation purpose can be realized. The side wall of the water inlet section 2 is provided with at least one water inlet hole 11 located in the drop energy dissipation well chamber 5, the side wall of the water inlet section 2 of this embodiment is provided with two water inlet holes 11, and the axes of the two water inlet holes 11 are perpendicular to each other and located on the two side walls of the water inlet section 2 respectively. The socket joint assembly structure is adopted between two adjacent sections of the drop well body, and a partition plate assembly structure used for assembling the partition plate 4 in the well chamber is arranged between the inner wall of the well chamber and the partition plate 4.
Further, the section of intaking 2 is established to at least one section, and the section of intaking 2 of this embodiment is established to one section, certainly, according to actual construction environment demand, be many if the inlet tube, and when the difference in elevation between the inlet tube is great, can set up respectively that the section of intaking corresponds with the inlet tube of different elevations.
Furthermore, an adjusting section 28 for adjusting the elevation of the water inlet hole 11 is arranged between the energy dissipation section 1 and the water inlet section 2, between two adjacent sections of the water inlet section 2 and/or between the water inlet section 2 and the upper section 3 of the well body. Through setting up the elevation that the section 28 is used for adjusting the inlet opening 11 of adjusting, make inlet opening 11 can match with the elevation of the inlet tube of burying underground, reach better assembly connection effect.
Other structures of this embodiment are the same as those of embodiment 1, and are not described in detail.
The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. Equivalent substitutes or changes made by the technical personnel in the technical field on the basis of the utility model are all within the protection scope of the utility model. The protection scope of the present invention is subject to the claims.
Claims (10)
1. The utility model provides an assembled drop well suitable for municipal drainage pipe network which characterized in that: the drop well comprises a drop well body assembled in a sectional manner, wherein the drop well body comprises an energy dissipation section (1) positioned at the lower part, a water inlet section (2) positioned above the energy dissipation section (1) and a well upper section (3) positioned above the water inlet section (2); a well chamber is defined among the energy dissipation section (1), the water inlet section (2) and the upper well body section (3), a partition plate (4) is arranged in the well chamber, and the well chamber is divided into a drop energy dissipation well chamber (5) and a manhole chamber (6) by the partition plate (4);
a bottom plate (1a) is arranged at the bottom of the energy dissipation section (1), a water outlet hole (9) located in the drop energy dissipation well chamber (5) is arranged on the energy dissipation section (1), the lowest point of the water outlet hole (9) is located above the bottom plate (1a), and a drop energy dissipation area (10) is formed between the water outlet hole (9) and the bottom plate (1 a); the side wall of the water inlet section (2) is provided with at least one water inlet hole (11) positioned in the drop energy dissipation well chamber (5);
a socket joint assembly structure is adopted between two adjacent sections of the drop well body, and a partition plate assembly structure used for assembling the partition plate (4) in the well chamber is arranged between the inner wall of the well chamber and the partition plate (4).
2. The fabricated drop well applicable to municipal drainage pipe networks according to claim 1, wherein: the water inlet section (2) is at least one section.
3. The fabricated drop well applicable to municipal drainage pipe networks according to claim 2, wherein: and an adjusting section (28) for adjusting the elevation of the water inlet hole (11) is arranged between the energy dissipation section (1) and the water inlet section (2), between two adjacent sections of the water inlet section (2) and/or between the water inlet section (2) and the upper section (3) of the well body.
4. The fabricated drop well applicable to municipal drainage pipe networks according to claim 1, wherein: a top plate (3a) is arranged at the top of the upper section (3) of the well body; the manhole is characterized in that a manhole hole (7) is formed in the top plate (3a) above the manhole chamber (6), and a manhole ring (8) is correspondingly arranged on the upper section (3) of the well body and the manhole hole (7).
5. The fabricated drop well applicable to municipal drainage pipe networks according to claim 1, wherein: and an inspection manhole (12) used for communicating the drop energy dissipation well chamber (5) with the inspection well chamber (6) is arranged on the partition plate (4), and the lowest point of the inspection manhole (12) is located above the lowest point of the water outlet hole (9).
6. The fabricated drop well suitable for municipal drainage pipe network of claim 5, wherein: a division plate (14) is arranged in the manhole chamber (6), and the division plate (14) is positioned below the manhole (12) or is flush with the lowest point of the manhole (12); a height difference is arranged between the interlayer plate (14) and the bottom plate (1a), a tool space (15) is formed between the interlayer plate (14) and the bottom plate (1a), an interlayer plate hole (16) for the operation and maintenance personnel to pass through is formed in the interlayer plate (14), and a sealing cover (17) is arranged on the interlayer plate hole (16); a cushion layer (18) for placing tools is arranged in the tool room (15).
7. The fabricated drop well for municipal drainage pipe network according to any of claims 1 to 6, wherein: the socket assembling structure comprises a socket (19) and a spigot (20) which are matched with each other, and a sealing ring (21) is arranged between the socket (19) and the spigot (20).
8. The fabricated drop well suitable for municipal drainage pipe network of claim 7, wherein: in two matching surfaces between two adjacent sections of the drop well body, one matching surface is provided with a groove and forms the socket (19), and the other matching surface is provided with a raised head matched with the groove and forms the socket (20); and/or the presence of a gas in the gas,
in two adjacent sections of drop well body, one of them section be equipped with on the tip lateral wall of drop well body and encircle a week spacing fender wall (22), another section be equipped with on the drop well body with spacing fender wall (22) complex insertion section, be equipped with hemp pitch (23) between the inner wall of spacing fender wall (22) and the outer wall of insertion section.
9. The fabricated drop well suitable for municipal drainage pipe network of claim 7, wherein: the water drop well is characterized in that connecting seats (26) are correspondingly arranged between two adjacent sections of the water drop well body respectively, connecting holes are formed in the connecting seats (26), after the two sections of the water drop well body are assembled in place, the connecting holes in the two correspondingly arranged connecting seats (26) are coaxial, and the two connecting seats (26) are fixedly connected through tie bolts.
10. The fabricated drop well for municipal drainage pipe network according to any of claims 1 to 6, wherein: the partition plate assembling structure comprises an assembling clamping groove (24) which is arranged in the well chamber and matched with the partition plate (4), and sealing rubber (25) is arranged between the assembling clamping groove (24) and the partition plate (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920447566.7U CN209817036U (en) | 2019-04-03 | 2019-04-03 | Fabricated drop well suitable for urban drainage pipe network |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920447566.7U CN209817036U (en) | 2019-04-03 | 2019-04-03 | Fabricated drop well suitable for urban drainage pipe network |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209817036U true CN209817036U (en) | 2019-12-20 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109989469A (en) * | 2019-04-03 | 2019-07-09 | 重庆市市政设计研究院 | Assembled drop well suitable for urban drainage pipe network |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109989469A (en) * | 2019-04-03 | 2019-07-09 | 重庆市市政设计研究院 | Assembled drop well suitable for urban drainage pipe network |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| 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: No.69, Yanghe village, Jiangbei District, Chongqing Patentee after: Chongqing Municipal Design and Research Institute Co.,Ltd. Patentee after: Chongqing University Address before: No.69, Yanghe village, Jiangbei District, Chongqing Patentee before: CHONGQING MUNICIPAL DESIGN INSTITUTE Patentee before: Chongqing University |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191220 |