CN214695953U - Domestic sewage drainage pipe that municipal works were used - Google Patents
Domestic sewage drainage pipe that municipal works were used Download PDFInfo
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- CN214695953U CN214695953U CN202120649227.4U CN202120649227U CN214695953U CN 214695953 U CN214695953 U CN 214695953U CN 202120649227 U CN202120649227 U CN 202120649227U CN 214695953 U CN214695953 U CN 214695953U
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Abstract
The application relates to a domestic sewage drainage pipeline for municipal engineering, which comprises a plurality of groups of pipelines, wherein a foundation pit is vertically excavated on the ground, and each group of pipelines are laid inside the foundation pit and are connected end to end in a sealing way; a plurality of groups of supporting devices are arranged in the foundation pit, each group of supporting devices comprises a plurality of groups of inclined rods and a flat plate positioned vertically above the pipeline, the upper end parts of the inclined rods are connected with the edges of two sides of the flat plate, and the lower end parts of the inclined rods are inserted into the bottom of the foundation pit; end face and the base of the pit bottom butt of foundation ditch under each group of pipeline an organic whole is fixed with down, sets up the through-hole just right with the both sides down tube on the vertical pterygoid lamina in one side of base, link up on two sets of down tubes and set up the round hole just right with the through-hole level, the inside through-hole has the connecting rod, and the horizontal both ends of connecting rod run through each group round hole and threaded connection have the nut. This application has promoted the structural strength of drainage pipe of town road below, has reduced the probability that takes place the pipeline and break when load vehicle drives over drainage pipe top.
Description
Technical Field
The application relates to the field of drainage pipelines, in particular to a domestic sewage drainage pipeline for municipal engineering.
Background
Municipal works refer to municipal facility construction works, and the development of the urbanization process is continuous. In China, municipal facilities refer to various buildings, structures, equipment and the like which are arranged in planning and construction ranges of urban areas and towns (villages) and provide paid or unpaid public products and services for residents based on government responsibilities and obligations. Various public infrastructure construction supporting urban life belongs to municipal engineering categories, such as common urban roads, bridges and subways, and various pipelines closely related to life: rainwater, sewage, water supply, reclaimed water, electric power (parts except red lines), telecommunication, heating power, gas and the like, and construction of squares, urban greening and the like belong to the municipal engineering category.
In the process of municipal construction, the construction of pipelines is one of the main links in municipal engineering construction. Drainage pipelines are known colloquially as "sewer pipelines" and are often referred to in engineering as municipal drainage pipelines. According to the current situation of the facilities under the municipal roads in China, different pipelines such as electric power, communication, coal gas, water supply, drainage pipelines and the like are generally arranged, and the municipal drainage pipes comprise two pipelines of rainwater and sewage because the drainage pipelines take measures of rainwater and sewage diversion into consideration, namely rainwater is generally drained into rivers nearby and sewage is drained into sewage treatment plants.
With respect to the related art in the above, the inventors consider that there are the following drawbacks: in municipal works's work progress, the pipeline is more buried underground in urban living area's road below, each group pipeline is inside the pipeline to the daily life sewage discharge of living area resident, and constantly to sewage treatment plant transport, current pipeline is mostly concrete prefabricated component, when the road of pipeline top was gone over the lorry, road surface's pressure increase, bury underground and easily take place to break behind the pipeline pressurized of road below, make the road take place to cave in, directly influenced town road's normal passage, the event has the space of improvement.
SUMMERY OF THE UTILITY MODEL
In order to promote the structural strength of the drainage pipe of town road below, reduce the probability that the pipeline breaks when load vehicle drives over drainage pipe top, this application provides a domestic sewage drainage pipe that municipal works used.
The application provides a domestic sewage drainage pipe that municipal works used adopts following technical scheme:
a domestic sewage drainage pipeline for municipal engineering comprises a plurality of groups of communicated pipelines, a foundation pit is vertically excavated on the ground, and each group of pipelines are laid inside the foundation pit and are connected end to end in a sealing manner; a plurality of groups of supporting devices covering the upper parts of the pipelines are arranged in the foundation pit, each group of supporting devices comprises a plurality of groups of inclined rods and a flat plate, the flat plate is positioned vertically above the pipelines, the upper end parts of the inclined rods of each group are connected with the edges of two sides of the flat plate, and the lower end parts of the inclined rods are inserted into the pit bottom of the foundation pit; the lower end of the outer peripheral surface of each group of pipelines is integrally fixed with a base, the base is abutted to the bottom of the foundation pit, through holes are formed in a vertical wing plate on one side of the base and are right opposite to the inclined rods on two sides, circular holes are formed in the two groups of inclined rods and are right opposite to the through holes in the horizontal direction, connecting rods penetrate through the through holes, and the two horizontal ends of the connecting rods penetrate through the circular holes of each group and are in threaded connection with nuts.
By adopting the technical scheme, when the domestic sewage drainage pipeline of the municipal engineering is constructed, all groups of steel pipes of which the bases are fixed on the outer peripheral surface of the lower end of the drainage pipeline are hoisted into a foundation pit, and all groups of pipelines are connected end to end in a sealing manner, so that the installation of all groups of pipelines is realized, all groups of pipelines are communicated, and the drainage operation of the domestic sewage can be carried out; installing a supporting device, wherein the supporting device comprises a flat plate and groups of inclined rods, the groups of inclined rods are connected with the flat plate into a whole, when the supporting device is installed in a foundation pit, the groups of inclined rods are obliquely inserted into the pit bottom of the foundation pit, the lower end parts of the groups of inclined rods extend into the soil below the pit bottom of the foundation pit, so that the groups of inclined rods form a support for the flat plate, and the flat plate is positioned vertically above a pipeline to cover the pipeline; simultaneously, the connecting rod is inserted in the through hole on the base, the inclined rods on two sides are penetrated through at two horizontal ends of the connecting rod and nuts are screwed, the connecting rod is arranged to realize the opposite-pull connection of the two groups of inclined rods, when a load-carrying vehicle runs on a road above the pipeline, the vehicle directly applies pressure to the flat plate, the flat plate is supported by the inclined rods of each group to form the protection of the pipeline, the direct pressure application of the vehicle to the pipeline is avoided, the pipeline below the road of each group is protected, further, the structural strength of a drainage pipeline below the municipal road is improved, and the probability of pipeline breakage when the load-carrying vehicle runs over the drainage pipeline is reduced.
Preferably, the upper end surfaces of the flat plates of each group are coplanar, and a certain distance is reserved between the lower end surface of the flat plate of each group and the vertical upper end of the peripheral surface of the pipeline.
By adopting the technical scheme, each group of flat plates covers the pipeline, a certain distance is reserved between the flat plates and the pipeline, the distance is required to avoid the direct contact between the flat plates and the pipeline, once a vehicle constructed above a road is seriously overloaded, the flat plates are also pressed to be settled to a certain degree, the direct pressure on the pipeline under the extreme condition is avoided due to the size setting, and the pipeline is protected.
Preferably, the upper end face of each group of flat plates is provided with a plurality of groups of feed openings in a penetrating way.
By adopting the technical scheme, after the supporting devices are installed, the flat plates are located above the pipeline, the flat plates cover the pipeline, the upper ends of the flat plates are communicated through the blanking ports of the flat plates, soil backfilling needs to be carried out inside the foundation pit when the pipeline and the supporting devices are hoisted inside the foundation pit, and therefore the soil backfilled conveniently by the arrangement of the blanking ports of the groups falls from the positions of the blanking ports of the groups, the backfilled soil is filled in the peripheral space of the pipeline below the flat plates, soil backfilling efficiency is improved, and construction process efficiency is improved.
Preferably, the upper end parts of the inclined rods of each group are hinged with the two side edges of the flat plate.
By adopting the technical scheme, the upper end parts of the groups of the inclined rods are hinged with the two side edges of the flat plate, and the rotary connection of the groups of the inclined rods and the flat plate is realized through the hinged connection relation, so that the groups of the inclined rods are convenient to approach from the flat plate in the processes of storage and transportation after the support device leaves a factory, and the storage space of the support device is further reduced; simultaneously to the pipeline of the different pipe diameters of part, the knee joint diagonal pole that sets up is convenient for carry out the adaptation with various pipelines, makes each group diagonal pole can be stable span in the pipeline top.
Preferably, a positioning plate is fixed on one side end face of each group of the inclined rods facing the inner wall of the foundation pit, when the lower end parts of the inclined rods of each group are inserted into the pit bottom of the foundation pit, the lower end faces of the positioning plates of each group are abutted against the pit bottom of the foundation pit, and foundation bolts with the lower end parts inserted and fixed with the pit bottom of the foundation pit vertically penetrate through the positioning plates of each group.
By adopting the technical scheme, each group of positioning plates are fixed on the end surface of one side of the inclined rod, which faces the inner wall of the foundation pit, and when the inclined rod is inserted into the pit bottom of the foundation pit, each group of positioning plates are abutted against the pit bottom of the foundation pit, and when the flat plate is pressed, the arrangement of the positioning plates reduces the settlement of the inclined rod; foundation bolts further penetrate through the groups of positioning plates, the stability of the groups of positioning plates on the bottom of the foundation pit is improved through the arrangement, and the groups of inclined rods are not easy to slide at the bottom of the foundation pit.
Preferably, the outer peripheral surface of the middle position of the connecting rod is concavely provided with a thread structure, the connecting rods on the two sides of the through hole are in threaded connection with nuts, and the nuts of each group are tightly abutted to the vertical end surfaces on the two sides of the wing plate of the base.
Through adopting above-mentioned technical scheme, the connecting rod periphery of through-hole both sides is concave to be equipped with helicitic texture and threaded connection has the nut, and each group's nut is constantly screwed up, makes the pterygoid lamina butt of nut and base, and the fixed connection of connecting rod and base has been realized to the aforesaid setting, makes the connecting rod be difficult for sliding on the base, has further promoted the stability of each group's down tube of connecting rod both sides, and each group's down tube is difficult for sliding inside the foundation ditch.
Preferably, the horizontal wing plate of the lower end part of the base is abutted to the bottom of the foundation pit, a plurality of groups of sinking grooves are concavely arranged on the lower end face of the horizontal wing plate, mortar is trowelled on the bottom of the foundation pit, and the mortar fills the groups of sinking grooves.
Through adopting above-mentioned technical scheme, the horizontal pterygoid lamina of base and the butt at the bottom of the hole of foundation ditch, the area of contact at the bottom of horizontal pterygoid lamina and the foundation ditch hole is great, makes the pipeline be difficult for subsiding inside the foundation ditch, and horizontal pterygoid lamina makes the pipeline promote at the inside stability of foundation ditch, and the mortar is packed each group's heavy groove of terminal surface under the horizontal pterygoid lamina, and above-mentioned setting makes the mortar fix the base inside the foundation ditch, and the mortar of packing into the heavy inslot portion has promoted the adhesive force with the base.
Preferably, a connecting plate is laid between the upper end faces of the adjacent groups of the flat plates, and fastening bolts which are respectively in threaded connection with the flat plates on the two sides penetrate through the upper end faces of the connecting plates.
By adopting the technical scheme, each group of flat plates are arranged vertically above the pipeline, the connecting plate covers the upper end surfaces of the two adjacent groups of flat plates, each group of fastening bolts penetrates through the connecting plate and then is in threaded connection with the flat plates, the two adjacent groups of flat plates are integrally connected, the two adjacent groups of flat plates are kept on the same horizontal plane, and when a load-carrying vehicle is driven on the road and pressure is applied to one group of flat plates, the adjacent flat plates play a role of common support.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the lower end parts of the groups of the inclined rods go deep into the soil below the bottom of the foundation pit, so that the groups of the inclined rods form a support for the flat plate, and the flat plate is positioned vertically above the pipeline, so that the flat plate forms a cover for the pipeline; meanwhile, a connecting rod is inserted in the through hole in the base, the two horizontal ends of the connecting rod penetrate through the inclined rods on the two sides and are screwed with nuts, the connecting rod is arranged to realize the opposite-pull connection of the two groups of inclined rods, when a load-carrying vehicle runs on a road above a pipeline, the vehicle directly applies pressure to the flat plate, and the flat plate is supported by the inclined rods to form the protection of the pipeline, so that the direct pressure application of the vehicle to the pipeline is avoided, the pipeline below each group of road is protected, the structural strength of a drainage pipeline below the municipal road is further improved, and the probability of pipeline breakage when the load-carrying vehicle runs above the drainage pipeline is reduced;
2. after the supporting devices of all groups are installed, all groups of flat plates are positioned above the pipeline, all groups of flat plates cover the pipeline, all groups of feed openings on the flat plates enable the upper ends of the flat plates to be in a through state, and when the pipeline and the supporting devices are hoisted in a foundation pit, soil backfilling needs to be carried out in the foundation pit, so that the backfilled soil conveniently falls from the positions of all groups of feed openings, the backfilled soil fills the peripheral space of the pipeline below the flat plates, the soil backfilling efficiency is improved, and the construction efficiency is improved; each group of positioning plates is fixed on the end surface of one side, facing the inner wall of the foundation pit, of the inclined rod, and when the inclined rod is inserted into the pit bottom of the foundation pit, each group of positioning plates is abutted against the pit bottom of the foundation pit, and when the flat plate is pressed, the arrangement of the positioning plates reduces the settlement of the inclined rod; foundation bolts further penetrate through the positioning plates of each group, so that the stability of the positioning plates of each group on the bottom of the foundation pit is improved, and the inclined rods of each group are not easy to slide on the bottom of the foundation pit;
3. the horizontal wing plate of the base is abutted against the bottom of the foundation pit, the contact area of the horizontal wing plate and the bottom of the foundation pit is large, so that the pipeline is not easy to settle in the foundation pit, the stability of the pipeline in the foundation pit is improved by the horizontal wing plate, mortar is filled in each set of sinking grooves on the lower end face of the horizontal wing plate, the base is fixed in the foundation pit by the mortar, and the mortar filled in the sinking grooves improves the bonding force with the base; each group of flat plates are arranged vertically above the pipeline, the connecting plate covers the upper end faces of the two adjacent groups of flat plates, each group of fastening bolts penetrates through the connecting plate and then is in threaded connection with the flat plates, the two adjacent groups of flat plates are integrally connected, the two adjacent groups of flat plates are kept on the same horizontal plane, and when a load-carrying vehicle is driven on the road and pressure is applied to one group of flat plates, the adjacent flat plates play a role of common support.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;
FIG. 2 is a schematic view, partially in section, of the ground in the present application;
FIG. 3 is an enlarged view at A in FIG. 2;
fig. 4 is an enlarged view at B in fig. 2.
Description of reference numerals: 1. a ground surface; 11. a foundation pit; 2. a pipeline; 3. a support device; 31. a diagonal bar; 311. a circular hole; 312. a connecting plate; 313. positioning a plate; 32. a flat plate; 321. a feeding port; 4. a base; 41. a through hole; 42. a connecting rod; 421. anchor bolts; 422. fastening a bolt; 43. a nut; 44. and (5) sinking the tank.
Detailed Description
The present embodiment is only for explaining the present application, and it is not limited to the present application, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present application.
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
In addition, the term "and/or" herein is only one kind of association relationship describing an associated object, and means that there may be three kinds of relationships, for example, a and/or B, which may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship, unless otherwise specified.
The present application is described in further detail below with reference to figures 1-4.
The embodiment of the application discloses domestic sewage drainage pipe that municipal works were used. Referring to fig. 1, the ground 1 level setting of town road, the vertical excavation has foundation ditch 11 on 1, and foundation ditch 11 constantly extends, and the inside laying of domestic sewage drainage pipe 2 that carries on of foundation ditch 11. This kind of domestic sewage drainage pipe 2 that municipal works were used includes a plurality of groups pipeline 2, and each group pipeline 2 is the prefabricated pipe fitting that length is fixed, and each 2 end to end sealing connection of group pipeline adopt welded fastening's mode to the steel pipe, adopt the mounting means of joint to cement pipeline 2. The pit bottom level of foundation ditch 11 sets up, and the installation of strutting arrangement 3 is carried out to foundation ditch 11 inside, and strutting arrangement 3 is a plurality of groups altogether, and strutting arrangement 3 mainly installs on the pipeline of town road position. The supporting device 3 comprises a plurality of groups of inclined rods 31 and flat plates 32, preferably one group of flat plates 32 and four groups of inclined rods 31 are installed in a matched mode in the application, the flat plates 32 are rectangular, the flat plates 32 are made of ball-milling cast iron, and every two groups of inclined rods 31 are hinged to the horizontal edges of the two sides of the flat plates 32 respectively; the flat plate 32 is positioned vertically above each group of pipelines 2, each group of inclined rods 31 are arranged on two sides of each group of pipelines 2, the inclined rods 31 are also made of ball-milling cast iron, and the cross sections of the inclined rods 31 are square. The lower end parts of the groups of the inclined rods 31 are obliquely inserted into soil at the bottom of the foundation pit 11, and the depth of the groups of the inclined rods 31 inserted into the bottom of the foundation pit 11 is not less than 40 cm. Each group of flat plates 32 covers the pipeline 2, and a plurality of groups of uniformly distributed feed openings 321 are vertically arranged on the upper end surface of each flat plate 32 in a penetrating manner.
Referring to fig. 2 and 3, a base 4 is integrally fixed to the lower end of the outer peripheral surface of the pipeline 2, the base 4 is an inverted T-shaped structure, a vertical wing plate of the base 4 is welded and fixed to the outer peripheral surface of the vertical lower portion of the pipeline 2, a horizontal wing plate is located below the vertical wing plate, the lower end surface of the horizontal wing plate is abutted to the bottom of the foundation pit 11, a plurality of groups of uniformly distributed sunk grooves 44 are concavely arranged on the lower end surface of the horizontal wing plate, mortar is troweled at the bottom of the foundation pit 11, the groups of sunk grooves 44 are filled with the mortar, and the base 4 is connected with the bottom of the foundation pit 11 through the mortar.
A plurality of groups of through holes 41 are formed in the vertical wing plate in a penetrating manner, and the axis of each group of through holes 41 is vertical to the plane of the vertical wing plate; the inclined rods 31 on the two sides of the water quality wing plate are provided with round holes 311 in a through mode, each group of round holes 311 is horizontally opposite to the through hole 41, the connecting rod 42 is inserted in the through hole 41, the two horizontal ends of the connecting rod 42 respectively penetrate through the round holes 311 on the two sides, and the outer peripheral surfaces of the two horizontal ends of the connecting rod 42 are of an inwards concave thread structure and are in threaded connection with nuts 43; the inlet of each group of round holes 311 at the side away from the base 4 is square, which is convenient for tightening and fixing the nut 43. The middle position of the connecting rod 42 is located at the through hole 41, the peripheral surface of the middle position of the connecting rod 42 is concavely provided with a thread structure, the peripheral surfaces of the connecting rods 42 at two sides of the through hole 41 are all in threaded connection with nuts 43, and each group of nuts 43 are tightly propped against the vertical end surface of each side of the vertical wing plate.
A positioning plate 313 is integrally fixed on one inclined end face of each group of inclined rods 31 facing the inner wall of the foundation pit 11, the positioning plate 313 and the inclined rods 31 are the same in width, when the inclined rods 31 are obliquely inserted into the bottom of the foundation pit 11, the lower end face of each group of positioning plate 313 is abutted against the bottom of the foundation pit 11, foundation bolts 421 vertically penetrate through the upper end face of each group of positioning plate 313, and the vertical lower ends of each group of foundation bolts 421 are inserted and fixed with the soil layer at the bottom of the foundation pit 11. The upper end surfaces of the flat plates 32 are coplanar, and a certain distance is reserved between the lower end surface of each flat plate 32 and the vertical upper end of the outer peripheral surface of the pipeline 2, wherein the distance is not less than 10 cm. The inclined end surface of each group of the inclined rods 31 on the side close to the pipe 2 is abutted against the outer peripheral surface of the pipe 2.
Referring to fig. 2 and 4, each group of flat plates 32 is horizontally arranged, two adjacent groups of flat plates 32 are mutually abutted, the upper end faces of the two adjacent groups of flat plates 32 are jointly paved with a connecting plate 312, the connecting plate 312 is rectangular, the upper end face of the connecting plate 312 is penetrated through the opening and is vertically inserted with four groups of fastening bolts 422, two groups of fastening bolts 422 are in threaded connection with the flat plates 32 on each side, and the connecting plate 312 fixedly connects the two adjacent groups of flat plates 32.
The implementation principle of the domestic sewage drainage pipe that municipal works of this application embodiment used is:
this kind of domestic sewage drainage pipe that municipal works were used carries out the excavation of foundation ditch 11 on 1 earlier before carrying out the construction, carries out the flattening to the bottom of a pit 11. Transporting each group of pipelines 2 and the supporting device 3 to a construction site, and before installing the pipelines 2, leveling a layer of mortar on the bottom of the foundation pit 11, wherein the thickness of the mortar side is not less than 3 cm; hoisting each group of pipelines 2 to the inside of the foundation pit 11 by using a hoisting device, inserting connecting rods 42 into each group of through holes 41 in advance before hoisting, and screwing two groups of nuts 43 in advance; at the moment, the base 4 compacts the mortar, and the mortar fills each group of sinking grooves 44 on the lower end surface of the base 4; the pipe 2 is welded or clamped.
Installing each group of supporting devices 3, wherein each group of supporting devices 3 is independently arranged, hoisting each group of supporting devices 3 into the foundation pit 11, enabling an installer to enter the foundation pit 11, hammering each group of positioning plates 313 by means of a hammer to enable the lower end parts of the inclined rods 31 to be inserted into the bottom of the foundation pit 11, and simultaneously performing four groups of people during hammering to ensure the balance of each group of inclined rods 31; stopping hammering and installing the foundation bolt 421 when the positioning plate 313 abuts against the pit bottom; the two horizontal ends of the connecting rod 42 are inserted into the round holes 311 on the two side inclined rods 31, the connecting rod 42 has certain flexibility, when the connecting rod is inserted, two groups of nuts 43 are loosened, the two groups of nuts are inserted into one group of round holes 311, then the connecting rod 42 is pushed to the round hole 311 on the side, then the connecting rod 42 is pulled towards the direction of the other group of round holes 311, the connecting rod 42 penetrates through the two groups of round holes 311, the two groups of nuts 43 at the middle position of the connecting rod 42 are screwed, and the two groups of nuts 43 at the two horizontal ends of the connecting rod 42 are also screwed respectively.
Then, the connecting plates 312 on the two adjacent groups of flat plates 32 are installed, four groups of fastening bolts 422 penetrate through the connecting plates 312, and the two groups of flat plates 32 are fixedly connected through the fastening bolts 422; finally, backfilling soil of the foundation pit 11, enabling the soil to fall from the groups of feed openings 321 on the flat plate 32, filling the space at the periphery of the pipeline 2 with the soil, tamping the soil, paving an asphalt or concrete pavement at the upper end of the pipeline, and completing the whole construction process of the drainage pipeline 2 under the municipal road. When a load-carrying vehicle runs on the road above the pipeline 2, the vehicle directly applies pressure to the flat plate 32, the flat plate 32 forms protection to the pipeline 2 under the support of each group of the inclined rods 31, the direct pressure application of the vehicle to the pipeline 2 is avoided, the pipeline 2 below each group of the road is protected, the structural strength of the drainage pipeline 2 below the municipal road is further improved, and the probability of breakage of the pipeline 2 when the load-carrying vehicle runs above the drainage pipeline 2 is reduced.
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 domestic sewage drainage pipe that municipal works were used, includes pipeline (2) of a plurality of groups intercommunication, its characterized in that: foundation pits (11) are vertically excavated on the ground (1), and all groups of pipelines (2) are laid in the foundation pits (11) and are connected end to end in a sealing manner; a plurality of groups of supporting devices (3) covering the upper part of each group of pipelines (2) are installed in the foundation pit (11), each group of supporting devices (3) comprises a plurality of groups of inclined rods (31) and a flat plate (32), the flat plate (32) is positioned vertically above the pipelines (2), the upper end parts of the inclined rods (31) of each group are connected with the edges of the two sides of the flat plate (32), and the lower end parts of the inclined rods (31) are inserted into the bottom of the foundation pit (11); each group of vertical lower end of pipeline (2) outer peripheral face an organic whole be fixed with down the terminal surface with base (4) of pit bottom butt of foundation ditch (11), set up on the vertical pterygoid lamina of one side of base (4) with both sides through-hole (41) that down tube (31) are just right, two sets of link up on down tube (31) set up with through-hole (41) level just right round hole (311), through-hole (41) inside has run through connecting rod (42), the horizontal both ends of connecting rod (42) run through each group round hole (311) and threaded connection have nut (43).
2. The domestic sewage drainage pipeline for municipal engineering according to claim 1, wherein: the upper end surfaces of the flat plates (32) in each group are coplanar, and a certain distance is reserved between the lower end surface of the flat plate (32) in each group and the vertical upper end of the peripheral surface of the pipeline (2).
3. The domestic sewage drainage pipeline for municipal engineering according to claim 2, wherein: the upper end surface of each group of flat plates (32) is provided with a plurality of groups of feed openings (321) in a penetrating way.
4. The domestic sewage drainage pipeline for municipal engineering according to claim 3, wherein: the upper end parts of the inclined rods (31) of all groups are hinged with the two side edges of the flat plate (32).
5. The domestic sewage drainage pipeline for municipal engineering according to claim 4, wherein: and a positioning plate (313) is fixed on one side end face of each group of the inclined rods (31) facing the inner wall of the foundation pit (11), when the lower end parts of the inclined rods (31) of each group are inserted into the pit bottom of the foundation pit (11), the lower end face of each group of the positioning plate (313) is abutted against the pit bottom of the foundation pit (11), and foundation bolts (422) with the lower end parts inserted and fixed with the pit bottom of the foundation pit (11) vertically penetrate through the positioning plates (313).
6. The domestic sewage drainage pipeline for municipal engineering according to claim 5, wherein: the outer peripheral surface of the middle position of the connecting rod (42) is concavely provided with a thread structure, the connecting rod (42) on two sides of the through hole (41) is in threaded connection with nuts (43), and the nuts (43) of each group are tightly abutted to the vertical end surfaces on two sides of the wing plate of the base (4).
7. The domestic sewage drainage pipeline for municipal engineering according to claim 6, wherein: the horizontal wing plate of the lower end part of the base (4) is abutted to the bottom of the foundation pit (11), a plurality of groups of sinking grooves (44) are concavely arranged on the lower end face of the horizontal wing plate, mortar is troweled on the bottom of the foundation pit (11), and the mortar fills the sinking grooves (44) of each group.
8. The domestic sewage drainage pipeline for municipal engineering according to claim 7, wherein: connecting plates (312) are laid between the upper end faces of the adjacent groups of flat plates (32), and fastening bolts (421) which are respectively in threaded connection with the flat plates (32) on the two sides penetrate through the upper end faces of the connecting plates (312).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120649227.4U CN214695953U (en) | 2021-03-30 | 2021-03-30 | Domestic sewage drainage pipe that municipal works were used |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120649227.4U CN214695953U (en) | 2021-03-30 | 2021-03-30 | Domestic sewage drainage pipe that municipal works were used |
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| CN214695953U true CN214695953U (en) | 2021-11-12 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114321494A (en) * | 2021-12-25 | 2022-04-12 | 广东冠雄建设集团有限公司 | Municipal pipeline protection structure and construction method thereof |
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2021
- 2021-03-30 CN CN202120649227.4U patent/CN214695953U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114321494A (en) * | 2021-12-25 | 2022-04-12 | 广东冠雄建设集团有限公司 | Municipal pipeline protection structure and construction method thereof |
| CN114321494B (en) * | 2021-12-25 | 2023-09-08 | 广东冠雄建设集团有限公司 | Municipal pipeline protection structure and construction method thereof |
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