CN115142472B - Prefabricated assembled exhaust valve chamber of small-and-medium-caliber prestressed steel cylinder concrete pipe - Google Patents
Prefabricated assembled exhaust valve chamber of small-and-medium-caliber prestressed steel cylinder concrete pipe Download PDFInfo
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- CN115142472B CN115142472B CN202210661227.5A CN202210661227A CN115142472B CN 115142472 B CN115142472 B CN 115142472B CN 202210661227 A CN202210661227 A CN 202210661227A CN 115142472 B CN115142472 B CN 115142472B
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 36
- 239000004567 concrete Substances 0.000 title claims abstract description 36
- 239000010959 steel Substances 0.000 title claims abstract description 36
- 230000007246 mechanism Effects 0.000 claims abstract description 39
- 238000007789 sealing Methods 0.000 claims abstract description 27
- 239000011150 reinforced concrete Substances 0.000 claims abstract description 8
- 239000002390 adhesive tape Substances 0.000 claims description 12
- 238000005286 illumination Methods 0.000 claims description 12
- 239000004570 mortar (masonry) Substances 0.000 claims description 9
- 239000011513 prestressed concrete Substances 0.000 claims 8
- 238000004321 preservation Methods 0.000 claims 2
- 238000010276 construction Methods 0.000 description 9
- 230000007306 turnover Effects 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 244000025254 Cannabis sativa Species 0.000 description 2
- 235000012766 Cannabis sativa ssp. sativa var. sativa Nutrition 0.000 description 2
- 235000012765 Cannabis sativa ssp. sativa var. spontanea Nutrition 0.000 description 2
- 235000009120 camo Nutrition 0.000 description 2
- 235000005607 chanvre indien Nutrition 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 239000011487 hemp Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 239000004587 polysulfide sealant Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 239000008235 industrial water Substances 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/12—Manhole shafts; Other inspection or access chambers; Accessories therefor
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/16—Arrangement or construction of joints in foundation structures
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D31/00—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
- E02D31/02—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against ground humidity or ground water
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Hydrology & Water Resources (AREA)
- Valve Housings (AREA)
Abstract
The invention discloses a prefabricated assembled exhaust valve chamber of a small and medium caliber prestressed steel cylinder concrete pipe, which comprises a bottom structure, a middle structure and a top structure, wherein the bottom structure, the middle structure and the top structure are reinforced concrete pouring forming structures, the bottom structure, the middle structure and the top structure are respectively detachably connected, and a sealing mechanism is arranged at the joint of adjacent structures of the bottom structure, the middle structure and the top structure; a waterproof mechanism is arranged between the bottom structure and the middle structure, and a prestressed steel cylinder concrete pipe exhaust valve well fitting is arranged in the waterproof mechanism; the prefabricated exhaust valve chamber disclosed by the invention not only can ensure convenient assembly, but also can ensure the tightness and stability of the assembled valve chamber, and can also ensure the tightness between the exhaust valve well fittings of the prestressed steel cylinder concrete pipe and the valve chamber.
Description
Technical Field
The invention relates to the technical field of prestressed steel cylinder concrete pipes, in particular to a part of an exhaust valve chamber of an exhaust valve well fitting of a prestressed steel cylinder concrete pipe, and particularly relates to a prefabricated exhaust valve chamber of a small-caliber and medium-caliber prestressed steel cylinder concrete pipe.
Background
The prestressed steel cylinder concrete pipe is one kind of pipe with wide application in city water supply and drainage pipe, industrial water pipeline, agricultural irrigation, plant pipe network, power plant water replenishing pipe, cooling water circulating system, inverted siphon pipe, pressure tunnel pipeline, pipe canal, pipe gallery, deep soil covering culvert, etc.
The prestress steel cylinder concrete pipe fitting is a steel pipe fitting matched and used when the prestress steel cylinder concrete pipe is installed, and mainly comprises: a folding pipe, a main line valve communicating pipe, an elbow, a three-way pipe and the like. When the prestressed steel cylinder concrete pipe exhaust valve well fittings are installed, the exhaust valve chambers are required to be cast by site concrete, so that the construction difficulty is high, the speed is low and the durability is poor. Meanwhile, the assembly of the existing assembly type valve chamber is too simple, the stability after connection is further verified, and meanwhile, the connection mode is simpler, so that the waterproof sealing is convenient, and the stability is still further improved; therefore, a prefabricated assembly type exhaust valve chamber of the middle-small-aperture prestressed steel cylinder concrete pipe is needed; the assembly is convenient and fast, the tightness and stability of the assembled valve chamber can be guaranteed, and the tightness between the exhaust valve well fitting of the prestressed steel cylinder concrete pipe and the valve chamber can be guaranteed; in the manufacturing process, the die equipment is simple in structure and high in universality; in construction, the prefabricated exhaust valve chamber foundation is integrally treated, and the construction quality is stable and the assembly is simple and convenient.
Disclosure of Invention
The invention aims to provide a small-caliber pre-stressed steel cylinder concrete pipe prefabricated assembly type exhaust valve chamber, so as to solve the problems in the prior art, ensure convenient assembly, ensure the tightness and stability of the assembled valve chamber, and ensure the tightness between an exhaust valve well fitting for installing the pre-stressed steel cylinder concrete pipe and the valve chamber; in the manufacturing process, the die equipment is simple in structure and high in universality; in construction, the prefabricated exhaust valve chamber foundation is integrally processed, the construction quality is stable, and the assembly is simple and convenient.
In order to achieve the above object, the present invention provides the following solutions: the invention provides a prefabricated assembled exhaust valve chamber of a small and medium caliber prestressed steel cylinder concrete pipe, which comprises a bottom structure, a middle structure and a top structure, wherein the bottom structure, the middle structure and the top structure are reinforced concrete pouring forming structures, the bottom structure, the middle structure and the top structure are respectively and detachably connected, and a sealing mechanism is arranged at the connection part of adjacent structures of the bottom structure, the middle structure and the top structure;
a waterproof mechanism is arranged between the bottom structure and the middle structure, and a prestressed steel cylinder concrete pipe exhaust valve well fitting is arranged in the waterproof mechanism;
the middle structure and any side of the top structure are detachably connected with steps, the middle structure and the steps of the top structure are correspondingly arranged, the top structure is respectively provided with an exhaust part and a well cover, and the well cover and the steps are correspondingly arranged;
an illumination portion is provided on the inside of the roof structure.
Preferably, the sealing mechanism comprises a socket and a spigot, the socket is respectively arranged at one side of the middle structure and the bottom of the top structure, the spigot is respectively arranged at the top of the bottom structure and the other side of the middle structure, the socket on the middle structure is matched with the spigot on the bottom structure, and the spigot on the middle structure is matched with the socket on the top structure; and a sealing part is arranged between the bell mouth and the spigot.
Preferably, the socket is provided with a first groove and a third groove respectively at two sides, the socket is provided with a second groove and a fourth groove respectively at two sides, the first groove and the second groove form an outer gap, the third groove and the fourth groove form an inner gap, the sealing part comprises an expansion adhesive tape, the expansion adhesive tape is embedded in the socket, and the inner gap and the outer gap are internally provided with sealing layers.
Preferably, the connection part of the bottom structure and the middle structure and the connection part of the middle structure and the top structure are provided with a pre-tightening mechanism, the pre-tightening mechanism comprises equal-length studs arranged at the connection part of the bottom structure and the middle structure and the connection part of the middle structure and the top structure, and two ends of the equal-length studs are provided with fastening parts.
Preferably, the fastening part comprises a first gasket and a second gasket sleeved at two ends of the equal-length stud, the first gasket is positioned at the inner side of the second gasket, a nut is arranged outside the second gasket, and the nut is in threaded connection with the equal-length stud.
Preferably, the waterproof mechanism comprises a first waterproof sleeve arranged at the bottom of the middle structure and a second waterproof sleeve arranged at the top of the bottom structure, the first waterproof sleeve and the second waterproof sleeve are correspondingly arranged, the first waterproof sleeve and the second waterproof sleeve are combined to form a cavity, and the prestressed steel cylinder concrete pipe exhaust valve well fitting is positioned in the cavity.
Preferably, the middle structure and the top structure are provided with a plurality of mounting pipes, the mounting pipes are arranged in a staggered manner, and the pedal is detachably connected in the mounting pipes.
Preferably, the number of the exhaust parts is at least two, the exhaust parts are heat-insulating respirators, the top structure is provided with mounting holes, and the heat-insulating respirators are embedded in the mounting holes.
Preferably, the top structure is provided with another mounting hole, a well lid is buckled in the mounting hole, and mortar is poured around the well lid.
Preferably, the illumination part is an illumination lamp fixedly connected to the top structure.
The invention discloses the following technical effects: the invention discloses a prefabricated assembled exhaust valve chamber of a small and medium caliber prestressed steel cylinder concrete pipe, which comprises a bottom structure, a middle structure and a top structure, wherein the bottom structure, the middle structure and the top structure are reinforced concrete pouring molding structures, the bottom structure, the middle structure and the top structure are respectively detachably connected, and a sealing mechanism is arranged at the joint of adjacent structures of the bottom structure, the middle structure and the top structure; the detachable connection mode is adopted, so that the assembly is convenient and fast, and the tightness and stability of the assembled valve chamber can be ensured; a waterproof mechanism is arranged between the bottom structure and the middle structure, and a prestressed steel cylinder concrete pipe exhaust valve well fitting is arranged in the waterproof mechanism, so that the waterproof mechanism can ensure the tightness between the prestressed steel cylinder concrete pipe exhaust valve well fitting and a valve chamber; in addition, the prefabricated assembly type exhaust valve chamber of the small and medium caliber prestressed steel cylinder concrete pipe is simple in structure and high in universality; in construction, the prefabricated exhaust valve chamber foundation is integrally processed, the construction quality is stable, and the assembly is simple and convenient.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions of the prior art, the drawings that are needed in the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present invention and that other drawings can be obtained according to these drawings without inventive effort to a person skilled in the art.
FIG. 1 is a schematic view of the structure of an exhaust valve chamber according to the present invention;
FIG. 2 is a left side view of FIG. 1;
FIG. 3 is a top view of FIG. 1;
FIG. 4 is a schematic diagram of a pretensioning mechanism according to the present invention;
fig. 5 is a schematic structural view of a first waterproof sleeve according to the present invention;
fig. 6 is a schematic structural view of a second waterproof sleeve according to the present invention;
FIG. 7 is a schematic view of the structure of the mouthpiece of the present invention;
FIG. 8 is a schematic view of a socket according to the present invention;
FIG. 9 is an enlarged view of a portion of FIG. 1A;
wherein 1-the bottom structure; 2-middle structure; 3-top structure; 4-a first waterproof sleeve; 5-an expansion adhesive tape; 6-sealing layer; 7-stepping; 8-heat-preserving respirator; 9-well cover; 10-an illumination lamp; 11-turning the lifting hole; 12-hanging nails; 13-equal-length studs; 14-a first gasket; 15-a second gasket; 16-nut; 17-bellmouth; 18-sockets; 19-a bolt connection hole; 20-a first groove; 21-a second groove; 22-placing grooves; 23-a first through groove; 24-a second through slot; 25-a second waterproof sleeve; 26-mounting a tube; 27-a third groove; 28-fourth groove.
Detailed Description
Technical aspects of embodiments of the present invention will be clearly and fully described in the following description of the embodiments of the present invention with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some, but not all embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present invention without making any inventive effort, are intended to fall within the scope of the present invention.
In order that the above-recited objects, features and advantages of the present invention will become more readily apparent, a more particular description of the invention will be rendered by reference to the appended drawings and appended detailed description.
Referring to fig. 1-9, the invention provides a prefabricated assembled exhaust valve chamber of a small and medium caliber prestressed steel cylinder concrete pipe, which comprises a bottom structure 1, a middle structure 2 and a top structure 3, wherein the bottom structure 1, the middle structure 2 and the top structure 3 are reinforced concrete pouring molding structures, the bottom structure 1, the middle structure 2 and the top structure 3 are square structures formed by directly pouring reinforced concrete, in order to facilitate assembly, a turnover lifting hole 11 is formed in the bottom structure 1, when the bottom structure 1 is required to be assembled, as the bottom structure is the bottommost part when the bottom structure is prefabricated, the bottom structure is required to be turned by adopting the turnover lifting hole 11 during on-site assembly, and a lifting hook of a lifting device (not shown in the drawing) is directly placed in the turnover lifting hole 11, so that the movement of the bottom structure 1 can be realized; simultaneously, a plurality of hanging nails 12, preferably four hanging nails, are fixedly connected to the top structure 3 respectively, so that the top structure 3 is convenient to hoist and move; the bottom structure 1, the middle structure 2 and the top structure 3 are respectively detachably connected, and a sealing mechanism is arranged at the joint of the adjacent structures of the bottom structure 1, the middle structure 2 and the top structure 3;
a waterproof mechanism is arranged between the bottom structure 1 and the middle structure 2, and a prestressed steel cylinder concrete pipe exhaust valve well fitting is arranged in the waterproof mechanism; wherein the waterproof mechanism can prevent groundwater from entering the valve chamber;
any side of the middle structure 2 and any side of the top structure 3 are detachably connected with a step 7, the middle structure 2 and the step 7 of the top structure 3 are correspondingly arranged, the top structure 3 is respectively provided with an exhaust part and a well cover 9, and the well cover 9 and the step 7 are correspondingly arranged; the top structure 3 is provided with another mounting hole, the mounting hole is internally buckled with a well cover 9, mortar is poured around the well cover 9, so that the valve chamber is quickly assembled, the cost is reduced, a water collecting pit is not required to be arranged at the bottom of the prefabricated assembly tank, and the well cover 9 adopts a D400-proof well cover.
The inside of the top structure 3 is provided with an illumination part, the illumination part is an illumination lamp 10 fixedly connected on the top structure 3, wherein for environmental protection and lasting power supply, the illumination lamp 10 can adopt a solar lamp, a solar panel (not shown in the figure) is placed on the top structure 3, and a storage battery (not shown in the figure) is installed, and the solar panel and the solar lamp are respectively electrically connected with the storage battery.
Further optimizing the scheme, in order to enable the whole device to be quickly assembled and ensure the stability and safety of the whole structure; the sealing mechanism is arranged to comprise a socket 17 and a spigot 18, wherein the socket 17 is respectively arranged at one side of the middle structure 2 and the bottom of the top structure 3, the spigot 18 is respectively arranged at the top of the bottom structure 1 and the other side of the middle structure 2, the socket 17 on the middle structure 2 is matched with the spigot 18 on the bottom structure 1, and the spigot 18 on the middle structure 2 is matched with the socket 17 on the top structure 3; a sealing part is arranged between the bell mouth 17 and the spigot 18;
the bellmouth 17 and the spigot 18 are in a bent structure, so that the bellmouth is favorable for rapid assembly, the stability after assembly can be ensured, and when the bottom structure 1, the middle structure 2 and the top structure 3 are assembled, the inclined edges at the bent positions of the bellmouth 17 and the spigot 18 are only required to be attached; and the sealing portion can secure the sealability after the connection.
Furthermore, in order to make the above solution better guarantee the construction seal, the socket 17 is provided with a first groove 20 and a third groove 27 on two sides, the socket 18 is provided with a second groove 21 and a fourth groove 28 on two sides, the first groove 20 and the second groove 21 form an outer gap, the third groove 27 and the fourth groove 28 form an inner gap, the sealing part comprises an expansion adhesive tape 5, the expansion adhesive tape 5 is embedded in the socket 18, and the sealing layer 6 is arranged in the inner gap and the outer gap.
For tight sealing connection, the first groove 20, the second groove 21, the third groove 27 and the fourth groove 28 are respectively subjected to fillet treatment, so that the fitting degree of the sealing layer 6 during filling is ensured, the situation of gaps is prevented, the placing groove 22 is arranged on the socket 18 for better mounting the expansion adhesive tape 5, the placing groove 22 is respectively positioned between the second groove 21 and the fourth groove 28, the expansion adhesive tape 5 can adopt the water-swelling adhesive tape 5, the sealing layer 6 adopts polysulfide sealant, namely the polysulfide sealant is filled between an inner gap and an outer gap, and the tightness of the joint between the socket 17 and the socket 18 is ensured.
Still further, to ensure stability after the bottom structure 1, the middle structure 2 and the top structure 3 are connected; the pre-tightening mechanism is arranged at the joint of the bottom structure 1 and the middle structure 2 and the joint of the middle structure 2 and the top structure 3 and comprises an equal-length double-end stud 13 arranged at the joint of the bottom structure 1 and the middle structure 2 and the joint of the middle structure 2 and the top structure 3, and fastening parts are arranged at two ends of the equal-length double-end stud 13.
Before assembling, first through grooves 23 are formed in the prefabricated bottom structure 1 and the prefabricated top structure 3 respectively, second through grooves 24 are formed in the upper side and the lower side of the prefabricated middle structure 2 respectively, the first through grooves 23 of the bottom structure 1 are correspondingly arranged with the second through grooves 24 below the middle structure 2, the first through grooves 23 of the top structure 3 are correspondingly arranged with the second through grooves 24 above the middle structure 2, then bolt connecting holes 19 are reserved in the bottom structure 1, the top structure 3 and the middle structure 2 respectively, the bolt connecting holes 19 are located on two sides of the first through grooves 23 and the second through grooves 24 respectively, through holes (not shown in the drawing) are formed in the first through grooves 23 and the second through grooves 24 respectively, and in order to facilitate the installation of the equal-length double-headed studs 13, the equal-length double-headed studs 13 are penetrated through the through holes, and fastening parts are installed in the bolt connecting holes 19 on two sides; pouring mortar in the cavity formed between the first through groove 23 and the second through groove 24 and the bolt connecting hole 19 after all the mortar is finished; the pretension mechanism is more favorable for the assembly and sealing of the bottom structure 1, the middle structure 2 and the top structure 3, and can be used for tensioning and pretension three structures and then sealing after pretension, so that the stability, the safety and the tightness of the device are ensured.
Further, in order to achieve better pretension and further facilitate construction of the next process, the fastening portion is set to include a first gasket 14 and a second gasket 15 sleeved at two ends of the equal-length stud 13, the first gasket 14 is located on the inner side of the second gasket 15, a nut 16 is arranged outside the second gasket 15, and the nut 16 is in threaded connection with the equal-length stud 13.
Wherein the first gasket 14 may be a square gasket; the second spacer 15 may be a standard spring spacer, and is fastened to the whole structure by nuts 16 on both sides, so as to achieve pretension for connecting the two structures.
In order to ensure the tightness of the whole structure, the waterproof mechanism is arranged to comprise a first waterproof sleeve 4 arranged at the bottom of the middle structure 2 and a second waterproof sleeve 25 arranged at the top of the bottom structure 1, the first waterproof sleeve 4 and the second waterproof sleeve 25 are correspondingly arranged, the first waterproof sleeve 4 and the second waterproof sleeve 25 are combined to form a cavity, a prestressed steel cylinder concrete pipe exhaust valve well fitting is positioned in the cavity, and mortar and oil hemp are filled in gaps formed between the prestressed steel cylinder concrete pipe exhaust valve well fitting and the inner sides of the first waterproof sleeve 4 and the second waterproof sleeve 25 respectively; the first waterproof sleeve 4 and the second waterproof sleeve 25 are combined into a circular structure, and are arranged along with the prestressed steel cylinder concrete pipe exhaust valve well fittings, so that water can be prevented from entering the valve chamber, and the waterproof performance is improved.
In order to facilitate the convenience of personnel to enter and exit the valve chamber and the convenience of disassembling and installing the steps 7, a plurality of installing pipes 26 are arranged on the middle structure 2 and the top structure 3, the installing pipes 26 are directly embedded in the middle structure 2 and the top structure 3, the installing pipes 26 are staggered, and the steps 7 are detachably connected in the installing pipes 26; the mounting tube 26 is a stainless steel extension tube and has a conical structure, and the stepping 7 is directly spliced in the stainless steel extension tube.
In order to ensure the air pressure balance in the valve chamber, at least 1 exhaust part is arranged, the exhaust part is a heat-preserving respirator 8, the top structure 3 is provided with mounting holes, and the heat-preserving respirator 8 is embedded in the mounting holes; the heat-insulating respirator 8 not only can balance indoor and outdoor air pressure, but also can ensure that no foreign matters exist indoors; the gauge of the insulated respirator 11 is selected for ventilation and is generally designed as DN600.
The invention discloses a prefabricated exhaust valve chamber of a small and medium caliber prestressed steel cylinder concrete pipe, which mainly comprises the following steps:
preparation of bottom structure 1, middle structure 2 and top structure 3: according to the external diameter size of the exhaust valve well fitting pipe of the prestressed steel cylinder concrete pipe line, designing and manufacturing a bottom structure 1, a middle structure 2 and a top structure 3 with corresponding specifications, respectively using reinforced concrete to respectively assemble the bottom structure 1, the middle structure 2 and the top structure 3, and then transporting to the site for assembly; the pouring of the bell mouth 17 and the spigot 18 is directly completed according to a model;
installing a waterproof mechanism: the waterproof mechanism is respectively matched with the bottom structure 1 and the middle structure 2, namely, the first waterproof sleeve 4 and the second waterproof sleeve 25 are fixedly connected with a pre-stress steel cylinder concrete pipe line exhaust valve well accessory pipe through filling mortar and oil hemp;
mounting steps 7, illumination portion, exhaust portion and well lid 9: the installation pipe 26 is directly embedded in the preparation of the bottom structure 1 and the middle structure 2, and the prefabricated front top structure 3 is respectively reserved with an installation hole so as to install the exhaust part and the well cover 9; a lamp holder (not shown) is fixedly connected to the inner side of the top structure 3, and the illuminating lamp 10 is detachably connected in the lamp holder;
assembling valve chamber: firstly, a lifting hook of a lifting device is inserted into a turnover lifting hole 11, a bottom structure 1 is lifted to a designated position and is lowered, a prestressed steel cylinder concrete pipe line exhaust valve well accessory pipe is positioned in the lifting hole, then a middle structure 2 and a top structure 3 are assembled in sequence, firstly, the bottom structure 1 and the middle structure 2 are preassembled, a pretension mechanism at the joint is installed after the preassembly, the pretension mechanism is pretensioned, after the pretension mechanism is installed, the inner and outer gaps are sealed, an expansion adhesive tape 5 is placed in a placing groove 22 before the preassembly, mortar is filled outside the pretension mechanism after the sealing is completed, and the assembly of the bottom structure 1 and the middle structure 2 is completed; and moreover, the middle structure 2 and the top structure 3 are assembled, pre-assembling is firstly performed, the pre-tightening mechanism at the joint is assembled after the pre-assembling, when the pre-tightening mechanism is assembled, the inner and outer gaps are sealed, the expansion adhesive tape 5 is placed in the placing groove 22 before the pre-assembling, mortar is filled outside the pre-tightening mechanism after the sealing is completed, the assembly of the middle structure 2 and the top structure 3 is completed, and then the assembly of the whole valve chamber is completed.
In the description of the present invention, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present invention, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
The foregoing embodiments are merely illustrative of the preferred embodiments of the present invention, and the scope of the present invention is not limited thereto, but various modifications and improvements made by those skilled in the art to which the present invention pertains should be made without departing from the spirit of the present invention, and all changes and modifications fall within the scope of the present invention as defined in the appended claims.
Claims (9)
1. The utility model provides a prefabricated assembled exhaust valve chamber of small-bore prestressing force steel cylinder concrete pipe which characterized in that: the novel reinforced concrete pouring structure comprises a bottom structure (1), a middle structure (2) and a top structure (3), wherein the bottom structure (1), the middle structure (2) and the top structure (3) are reinforced concrete pouring forming structures, the bottom structure (1), the middle structure (2) and the top structure (3) are respectively detachably connected, and sealing mechanisms are arranged at the joints of adjacent structures of the bottom structure (1), the middle structure (2) and the top structure (3);
a waterproof mechanism is arranged between the bottom structure (1) and the middle structure (2), and a prestressed steel cylinder concrete pipe exhaust valve well fitting is arranged in the waterproof mechanism;
any side of the middle structure (2) and any side of the top structure (3) are detachably connected with a step (7), the middle structure (2) and the step (7) of the top structure (3) are correspondingly arranged, the top structure (3) is respectively provided with an exhaust part and a well cover (9), and the well cover (9) and the step (7) are correspondingly arranged;
an illumination part is arranged on the inner side of the top structure (3);
the waterproof mechanism comprises a first waterproof sleeve (4) arranged at the bottom of the middle structure (2) and a second waterproof sleeve (25) arranged at the top of the bottom structure (1), the first waterproof sleeve (4) and the second waterproof sleeve (25) are correspondingly arranged, the first waterproof sleeve (4) and the second waterproof sleeve (25) are combined to form a cavity, and the prestressed steel cylinder concrete pipe exhaust valve well fitting is positioned in the cavity.
2. The medium and small caliber prestressed concrete cylinder pipe prefabricated exhaust valve chamber according to claim 1, wherein: the sealing mechanism comprises a socket (17) and a spigot (18), wherein the socket (17) is respectively arranged at one side of the middle structure (2) and the bottom of the top structure (3), the spigot (18) is respectively arranged at the top of the bottom structure (1) and the other side of the middle structure (2), the socket (17) on the middle structure (2) is matched with the spigot (18) on the bottom structure (1), and the spigot (18) on the middle structure (2) is matched with the socket (17) on the top structure (3); and a sealing part is arranged between the bell mouth (17) and the spigot (18).
3. The medium and small caliber prestressed concrete cylinder pipe prefabricated exhaust valve chamber according to claim 2, wherein: first recess (20) and third recess (27) have been seted up respectively to bellmouth (17) both sides, second recess (21) and fourth recess (28) have been seted up respectively to socket (18) both sides, first recess (20) and second recess (21) form outer gap, third recess (27) and fourth recess (28) form interior gap, sealing portion includes expansion adhesive tape (5), expansion adhesive tape (5) are inlayed and are established in socket (18), be provided with sealing layer (6) in interior gap and the outer gap.
4. The medium and small caliber prestressed concrete cylinder pipe prefabricated exhaust valve chamber according to claim 1, wherein: the utility model discloses a structure of a motor vehicle, including bottom structure (1), middle part structure (2) and top structure (3), bottom structure (1) with the junction of middle part structure (2) and the junction of middle part structure (2) with top structure (3) are provided with pretension mechanism, pretension mechanism is including setting up bottom structure (1) with the junction of middle part structure (2) with equal length double-end stud (13) of junction of top structure (3), equal length double-end stud (13) both ends are provided with fastening portion.
5. The medium and small caliber prestressed concrete cylinder pipe prefabricated exhaust valve chamber according to claim 4, wherein: the fastening part comprises a first gasket (14) and a second gasket (15) which are sleeved at two ends of the equal-length double-end stud (13), the first gasket (14) is positioned at the inner side of the second gasket (15), a nut (16) is arranged outside the second gasket (15), and the nut (16) is in threaded connection with the equal-length double-end stud (13).
6. The medium and small caliber prestressed concrete cylinder pipe prefabricated exhaust valve chamber according to claim 1, wherein: the middle part structure (2) with be provided with a plurality of mounting tubes (26) on top structure (3), just mounting tube (26) staggered arrangement, mark time (7) detachable connection be in mounting tube (26).
7. The medium and small caliber prestressed concrete cylinder pipe prefabricated exhaust valve chamber according to claim 1, wherein: the exhaust portion is at least two, and exhaust portion is heat preservation respirator (8), the mounting hole has been seted up on top structure (3), heat preservation respirator (8) inlay and establish in the mounting hole.
8. The medium and small caliber prestressed concrete cylinder pipe prefabricated exhaust valve chamber according to claim 1, wherein: the top structure (3) is provided with another mounting hole, a well lid (9) is buckled in the mounting hole, and mortar is poured around the well lid (9).
9. The medium and small caliber prestressed concrete cylinder pipe prefabricated exhaust valve chamber according to claim 1, wherein: the illumination part is an illumination lamp (10) fixedly connected to the top structure (3).
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| CN202210661227.5A CN115142472B (en) | 2022-06-13 | 2022-06-13 | Prefabricated assembled exhaust valve chamber of small-and-medium-caliber prestressed steel cylinder concrete pipe |
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| CN202210661227.5A CN115142472B (en) | 2022-06-13 | 2022-06-13 | Prefabricated assembled exhaust valve chamber of small-and-medium-caliber prestressed steel cylinder concrete pipe |
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| CN115142472B true CN115142472B (en) | 2024-03-19 |
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| CN115142472A (en) | 2022-10-04 |
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