CN111139898B - Construction method of buried fire hydrant well - Google Patents
Construction method of buried fire hydrant well Download PDFInfo
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- CN111139898B CN111139898B CN202010014670.4A CN202010014670A CN111139898B CN 111139898 B CN111139898 B CN 111139898B CN 202010014670 A CN202010014670 A CN 202010014670A CN 111139898 B CN111139898 B CN 111139898B
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B9/00—Methods or installations for drawing-off water
- E03B9/02—Hydrants; Arrangements of valves therein; Keys for hydrants
- E03B9/08—Underground hydrants
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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
- E02D29/125—Manhole shafts; Other inspection or access chambers; Accessories therefor characterised by the lining of the shaft
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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
- E02D29/14—Covers for manholes or the like; Frames for covers
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Abstract
The invention relates to a buried fire hydrant well, which mainly comprises a fire hydrant well body, fire hydrant internal equipment and an easily opened and closed planting cover plate, wherein the fire hydrant well body is arranged in the fire hydrant well body; the fire hydrant well body forms a well pit through a quick grooving device, a concrete cushion layer is arranged at the bottom of the well pit, a limiting notch and a floor drain are reserved at the top of the concrete cushion layer, the floor drain is connected with a floor drain pipe embedded at the bottom, a vertical well wall is arranged in the limiting notch, and a concealed wiring box, a self-rescue reel interface, a storage box and a self-rescue reel box are mounted on the well wall; a pump starting button is arranged in the concealed wiring box and is connected with a concealed buried wiring pipe in a well wall, a self-rescue reel belt is arranged in the self-rescue reel box and is connected with a self-rescue reel interface, the end part of the self-rescue reel interface is connected with a pump pipe valve, a prefabricated buttress is arranged at the bottom of the self-rescue reel interface, and a water hose water gun is arranged in the storage box; wherein the top of the well wall on both sides is provided with a continuous bracket. The buried fire hydrant well has the advantages of simple construction, high opening and closing speed, good greening effect and obvious economic benefit.
Description
Technical Field
The invention relates to a construction method of a buried fire hydrant well. Belongs to the field of municipal engineering, is suitable for the construction of buried fire hydrant wells, and is particularly suitable for the construction of the buried fire hydrant wells in soft soil foundations of wetland parks with higher greening requirements.
Background
Along with the rapid development of economy, the urbanization process is accelerated continuously, the population is concentrated continuously, people face the threats of various potential safety hazards while enjoying modern urban life, urban building fire is one of important potential safety hazards, and once the fire breaks out, the fire needs to be controlled timely and rapidly, the extension range of the fire is reduced, and the loss is reduced.
The fire hydrant is an important fire-fighting facility for fighting fire hazards, and generally two fire hydrant planning settings of a city water supply pipe network in a municipal water supply pipe network are ground type and underground type, the ground type fire hydrant is more striking and easy to find, and is more convenient to use and maintain, but is easy to damage and easily causes water stealing, and the fire hydrant will certainly have certain influence on the exhibition effect of the surrounding landscape of the city street view and the scenic spot. The underground fire hydrant has the advantages of strong concealment, no influence on the urban beauty, less damage, freezing prevention in cold regions and the like, but is inconvenient to maintain, a large amount of underground fire hydrants need well room protection, the well room construction period is long, the capital investment is large, the influence on the surrounding environment during construction is large, and the like.
Disclosure of Invention
The invention aims to provide a buried fire hydrant well and a construction method, wherein the buried fire hydrant well is high in construction speed, quick to open and close, good in greening effect and outstanding in economic and technical benefits.
In order to solve the technical problems, the invention is realized by the following technical scheme:
a construction method of a buried fire hydrant well comprises the following steps:
1) positioning and paying off; 2) laying buried fire hydrant pipelines; 3) excavating a fire hydrant well pit; 4) constructing a concrete cushion; 5) constructing a well wall; 6) installing equipment in a well; 7) installing a well cover; 8) fire hydrant trial injection; 9) and setting an out-of-well mark.
The embodiment of the invention has the following beneficial effects:
1. the embodiment of the invention has simple construction, high opening and closing speed and good greening effect, creates good landscape effect integrally so as to achieve perfect unification of beauty and fire safety, can provide certain technical reference for the construction of the underground fire hydrant, and has better economic and technical benefits.
2. One embodiment of the invention provides a plurality of well wall construction modes, wherein when the prefabricated well groove with the assembled side walls or the side plate and the bottom plate integrated is adopted, the prefabricated well groove can be directly hoisted in place, the construction is simple and rapid, the water pipe buttresses synchronously adopt a prefabricated structure, the construction period of the fire hydrant well can be greatly shortened, and the influence of the fire hydrant well construction on the surrounding environment is also greatly reduced.
3. According to the embodiment of the invention, the fire hydrant well body is excavated by adopting the integral channel steel plate, and the lifting pressure rod, the temporary support and the jack are matched, so that the method is simple and effective, the excavation surface is neat, the integral channel steel plate can also be used as a pit temporary support, the construction is safe and reliable, meanwhile, the lifting pressure rod and the integral channel steel plate can be directly adopted for construction in a narrow construction area, and the method is flexible and practical.
4. According to the embodiment of the invention, the easily-opened and closed planting cover plate is adopted, the well cover can be quickly opened through the elastic buffer plate and the rotary clamping plate at the top of the well wall, and meanwhile, the planting soil is backfilled in the thin-wall bank platform at the top of the cover plate, so that green vegetation is planted, and the landscape effect is effectively improved.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of a fire hydrant well with a built-in side wall according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of a buried fire hydrant well adopting a side plate and a bottom plate integrated prefabricated well slot according to an embodiment of the invention;
FIG. 3 is a schematic structural view of a buried fire hydrant well using a masonry side wall according to an embodiment of the present invention;
fig. 4 is a schematic view of an opening structure of a well lid of a buried fire hydrant well according to an embodiment of the present invention;
FIG. 5 is a top view of an apparatus within a hydrant in accordance with one embodiment of the present invention;
FIG. 6 is a schematic view of an easy-to-open/close planting cover according to an embodiment of the present invention;
FIG. 7 is a schematic diagram of a construction of a pressure raising and lowering rod according to an embodiment of the present invention;
FIG. 8 is a top view of a lifting/pressing rod according to an embodiment of the present invention;
FIG. 9 is a schematic structural diagram of a rapid grooving apparatus according to an embodiment of the present invention;
in the drawings, the components represented by the respective reference numerals are listed below:
1-a rotary chuck plate; 2-thin wall bank platform; 3-planting soil; 4-green planting; 5-cover plate hinge shaft; 6, assembling type side walls; 7-gravel backfilling; 8-the soil body around the well; 9-an elastic buffer plate; 10-concealed wiring box installation; 11-opening and closing type planting cover plates; 12-continuous corbel; 13-pump line valves; 14-self-rescue reel interface; 15-prefabricating a buttress; 16-buttress limiting rings; 17-buttress bases; 18-floor drain; 19-a floor drain pipe; 20-concrete bedding; 21-an anchor bolt; 22-a limit notch; 23-prefabricating a well groove in a side plate and bottom plate integrated manner; 24-masonry side wall; 25-lifting the pull rod; 26-concave holes; 27-buried conduit; 28-water lance; 29-storage box; 30-self-rescue coil box; 31-self-rescue coiled belt; 32-assembled side wall tenons; 33-a rubber sleeve; 34-a slotted steel plate hinge shaft; 35-integral channel steel plate; 36-lifting the pressure lever; 37-lifting the pressure lever sleeve; 38-cutting edge; 39-jacks; 40-jack limit plate; 41-a limit bolt; 42-temporary support hinge shaft; 43-a temporary support; 44-a temporary abutment sleeve; 45-pump-off button.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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 invention.
In the description of the present invention, it is to be understood that the terms "open," "upper," "middle," "length," "inner," and the like are used in an orientation or positional relationship for convenience in describing the present invention and for simplicity of description, and do not indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
To maintain the following description of the embodiments of the present invention clear and concise, a detailed description of known functions and known components of the invention have been omitted.
Referring to fig. 1 to 9, in the present embodiment, a method for constructing a buried fire hydrant well is provided, which includes the following steps:
1, positioning and paying off: marking a buried fire hydrant pipeline laying path on the site by using a gray line according to drawing requirements, and highlighting the position of a buried fire hydrant well according to drawing coordinates;
2, buried fire hydrant pipeline laying: digging a groove according to on-site paying-off, laying a galvanized steel pipe pipeline in the groove and connecting the galvanized steel pipe pipeline, and performing anti-corrosion treatment before the galvanized steel pipe is laid into the groove;
3, excavating a fire hydrant well pit: hoisting the integral type groove steel plate 35 at the position of the fire hydrant well, slightly embedding the integral type groove steel plate into a soil body for positioning, paying off all around, laying and fixing a temporary support 43, installing a jack 39 behind the temporary support 43, then penetrating one end of a lifting and pressing rod 36 into a lifting and pressing rod sleeve 37 at the top of the integral type groove steel plate 35, penetrating the other end of the lifting and pressing rod 36 into a temporary support sleeve 44 and placing the lifting and pressing rod in a jack limiting plate 40, installing a limiting bolt 41 into the temporary support sleeve 44 to fix the lifting and pressing rod 36, starting the jack 39, completely pressing the integral type groove steel plate 35 into the soil body in cooperation with manual assistance, and then carrying out pit excavation construction; if the construction area is narrow, the lifting pressure rods 36 directly penetrate through the lifting pressure rod sleeves 37 on the two sides of the top of the integral type groove steel plate 35 in sequence, and manual pressing is adopted;
cleaning a well pit, installing a drainage pipeline, wherein the drainage pipeline adopts a DN50PVC pipe, a P-type trap is arranged on the lower section of the floor drain, the drainage pipeline is connected with a buried rainwater pipeline or a drainage ditch nearby, a watering and ball passing test is carried out after the pipeline is finished, and the covering soil is concealed after the pipeline is qualified.
4, constructing a concrete cushion 20: lifting the integral type groove steel plate 35 to a designed elevation of the concrete cushion layer 20, laying a bottom drain pipe, pouring the concrete cushion layer 20 to the designed elevation, reserving a floor drain 18 at the top of the drain pipe of the concrete cushion layer 20, reserving limiting notches 22 at the periphery of the concrete cushion layer, and protecting a pipeline opening of the floor drain before pouring to prevent concrete from blocking the pipeline;
5, well wall construction: adopting an assembled side wall 6, directly adopting a crane to hoist in place, then completely pulling out the integral type groove steel plate 35, and backfilling 7 with gravels to compact the gaps around the well; when the masonry side wall 24 is adopted, the integral groove steel plate 35 is completely pulled out, and then the masonry is carried out layer by layer to the designed elevation. The inside of the well wall is embedded with well equipment connecting pieces, and the top of the well wall is provided with a rotary clamping plate;
6, equipment installation in the well: firstly, penetrating a prefabricated buttress 15 into a buttress limiting ring 16 arranged on a well wall, fixing the prefabricated buttress on the top of a concrete cushion 20 through an anchor bolt 21, hanging a storage box 29 and a self-rescue reel box 30 on two sides of the well wall, and finally connecting a self-rescue reel belt 31 in the self-rescue reel box 30 with a self-rescue reel interface 14;
7, installing a well cover: hoisting the well lid to a well wall continuous bracket 12, connecting the well lid to the well wall continuous bracket 12 through a cover plate hinge shaft 5, then filling planting soil 3 in a thin-walled bank platform 2 at the top of the cover plate, planting a cover top green plant 4 in the planting soil 3, and opening and closing the well lid through a rotary clamping plate 1 by compressing an elastic buffer plate 9, wherein the well lid can be completely opened at 180 degrees;
8, fire hydrant injection: after the construction of the whole fire hydrant well is finished, water filling and pressure testing are carried out, a pipeline is flushed after the pressure testing is finished, fire fighting weak current threading is carried out, a pressing line is installed on a base of a pump starting button 45, the module is coded, fire fighting linkage debugging is participated, the fire hydrant well which is the most unfavorable point in a waterproof net is cancelled for trial injection, and the filled water column of a water gun is not less than 20 m;
9 setting an out-of-well mark: after the construction of the buried fire hydrant well body is finished, arranging a fire hydrant mark outside the well;
the buried fire hydrant well is arranged in a well pit of a soil body 8 around the well, and a concrete cushion layer 20 is arranged at the bottom of the well pit; the top of the concrete cushion 20 is provided with a limiting notch 22 and a floor drain 18, a floor drain pipe 19 is arranged in the soil body 8 around the well, and the floor drain 18 is connected with the floor drain pipe 19; a vertical well wall is arranged in the limiting notch 22, and the concealed wiring box 10, the self-rescue reel interface 14, the storage box 29 and the self-rescue reel box 30 are arranged on the vertical well wall; a pump starting button 45 is arranged in the concealed wiring box 10, the pump starting button 45 is connected with a concealed wiring pipe 27, the concealed wiring pipe 27 is arranged in a vertical well wall, a self-rescue reel belt 31 is arranged in the self-rescue reel box 30, a self-rescue reel interface 14 is arranged at the end part of the self-rescue reel belt 31, a pump pipe valve 13 is connected at the end part of the self-rescue reel interface 14, a prefabricated buttress 15 is arranged at the bottom of the self-rescue reel interface 14, and a water hose 28 is arranged in the storage box 29; a continuous bracket 12 is arranged at the top of the vertical well wall, and an easily opened and closed planting cover plate 11 is arranged on the continuous bracket 12;
the bottom of the integral grooved steel plate 35 is provided with a cutting edge 38, and the top of the integral grooved steel plate 35 is provided with a lifting and pressing rod sleeve 37 through a grooved steel plate hinge shaft 34; the lifting and pressing rod 36 penetrates through the lifting and pressing rod sleeve 37, and rubber sleeves 33 are arranged at two ends of the lifting and pressing rod 36;
the outer side of the integral channel steel plate 35 is provided with a temporary support 43 and a jack 39; the top of the temporary support 43 is provided with a temporary support sleeve 44 through a temporary support hinge shaft 42, and the top of the jack 39 is provided with a jack limit plate 40; the lifting pressure rod 36 sequentially penetrates through the lifting pressure rod sleeve 37 and the temporary support sleeve 44 to the jack limiting plate 40; the lifting and pressing rod 36 is fixed in a temporary support 43 through a limiting bolt 41 arranged in a temporary support sleeve 44;
vertical well walls are arranged on two sides of the well pit, continuous brackets 12 are arranged on the tops of the vertical well walls, the easily opened and closed planting cover plates 11 are rotatably matched on the continuous brackets 12, and concave holes 26 are formed in two ends of the continuous brackets 12; the periphery of the top of the easy-to-open and closed planting cover plate 11 is provided with a thin-wall bank platform 2, planting soil 3 is arranged in the thin-wall bank platform 2, and green plants 4 are covered on the planting soil 3;
the easy-to-open and closed planting cover plate 11 is opened and closed through a rotary clamping plate 1 arranged at the top end of the well wall, and the easy-to-open and closed planting cover plate 11 is supported by a lifting rod 25 when opened; the bottom end of the lifting rod 25 is arranged in a concave hole 26 of the continuous bracket 12.
In one aspect of the embodiment, the vertical well wall is a fabricated side wall 6, and adjacent fabricated side walls 6 are fixed by tenon connection.
In one aspect of this embodiment, the vertical well wall is a masonry sidewall 24.
In one aspect of the embodiment, the vertical well wall is a prefabricated well groove 23 with an integrated side plate and bottom plate, the prefabricated well groove 23 is arranged on the top of the concrete cushion layer 20, the prefabricated buttress 15 is installed on the bottom plate of the prefabricated well groove 23, and the floor drain 18 is arranged on the bottom plate of the prefabricated well groove 23.
In one aspect of the embodiment, a buttress base 17 is arranged at the bottom of the prefabricated buttress 15, a buttress limiting ring 16 is arranged on the vertical well wall, and the buttress limiting ring 16 is sleeved on the periphery of the prefabricated buttress 15; the prefabricated pier 15 is fixed on top of the concrete pad 20 by anchor bolts 21.
In one aspect of the embodiment, one side of the continuous bracket 12 is provided with a cover plate hinge shaft 5, the other side of the continuous bracket 12 is provided with elastic buffer plates 9 at equal intervals, and the easy-opening and closing type planting cover plate 11 is connected with the continuous bracket 12 of the well wall through the cover plate hinge shaft 5.
The above embodiments may be combined with each other.
It should be noted that in the description of the present specification, descriptions such as "first", "second", etc. are only used for distinguishing features, and do not have an actual order or meaning, and the present application is not limited thereto.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (4)
1. A construction method of a buried fire hydrant well is characterized by comprising the following steps:
1) positioning and paying off: marking a buried fire hydrant pipeline laying path on the site by using a gray line according to drawing requirements, and highlighting the position of a buried fire hydrant well according to drawing coordinates;
2) laying buried fire hydrant pipelines: digging a groove according to on-site paying-off, laying a galvanized steel pipe in the groove and connecting, and performing anti-corrosion treatment before the galvanized steel pipe is placed into the groove;
3) excavating a fire hydrant well pit: hoisting an integral groove steel plate (35) at the position of the fire hydrant well, slightly embedding the integral groove steel plate into a soil body for positioning, paying off all around, laying and fixing a temporary support (43), installing a jack (39) behind the temporary support (43), then penetrating one end of a lifting and pressing rod (36) into a lifting and pressing rod sleeve (37) at the top of the integral groove steel plate (35), penetrating the other end of the lifting and pressing rod (36) into a temporary support sleeve (44) and placing the lifting and pressing rod sleeve in a jack limiting plate (40), installing a limiting bolt (41) in the temporary support sleeve (44) to fix the lifting and pressing rod (36), starting the jack (39), completely pressing the integral groove steel plate (35) into the soil body in a matching manner of manual assistance, and then carrying out pit excavation construction; if the construction area is narrow, the pressure lifting rod (36) directly penetrates through pressure lifting rod sleeves (37) on two sides of the top of the integral type groove steel plate (35) in sequence, and manual pressing is adopted;
4) constructing a concrete cushion (20): lifting the integral type groove steel plate (35) to a designed elevation of the concrete cushion layer (20), laying a shaft bottom drain pipe, pouring the concrete cushion layer (20) to the designed elevation, reserving a floor drain (18) at the top of the drain pipe of the concrete cushion layer (20), and reserving limiting notches (22) at the periphery of the concrete cushion layer;
5) well wall construction: adopting an assembled side wall (6), directly adopting a crane to hoist in place, then completely pulling out the integral type groove steel plate (35), and backfilling the gaps around the well with gravels (7) to compact;
6) equipment installation in the well: firstly, after a prefabricated buttress (15) penetrates into a buttress limiting ring (16) arranged on a well wall, the prefabricated buttress is fixed at the top of a concrete cushion (20) through an anchoring bolt (21), a storage box (29) and a self-rescue reel box (30) are hung at two sides of the well wall, and finally a self-rescue reel belt (31) in the self-rescue reel box (30) is connected with a self-rescue reel interface (14);
7) well lid installation: hoisting the well lid to a well wall continuous bracket (12), connecting the well lid with the well wall continuous bracket (12) through a cover plate hinge shaft (5), then filling planting soil (3) in a cover plate top thin-wall ridge platform (2), planting a cover top green plant (4) in the planting soil (3), and opening and closing the well lid through a rotary clamping plate (1) by compressing an elastic buffer plate (9);
8) fire hydrant trial injection: after the construction of the whole fire hydrant well is finished, water filling and pressure testing are carried out, after the pressure testing is finished, a pipeline is flushed, fire-fighting weak current threading is carried out, a pressing line is installed on a base of a pump starting button (45), the module is coded, the fire-fighting linkage debugging is participated, and the fire hydrant well which is the most unfavorable point in a waterproof net is cancelled to carry out pilot shooting;
9) setting an out-of-well mark: after the construction of the buried fire hydrant well body is finished, arranging a fire hydrant mark outside the well;
wherein, the buried fire hydrant well is arranged in a well pit of a soil body (8) around the well, and a concrete cushion layer (20) is arranged at the bottom of the well pit; the top of the concrete cushion layer (20) is provided with a limiting notch (22) and a floor drain (18), a floor drain pipe (19) is arranged in the soil body (8) around the well, and the floor drain (18) is connected with the floor drain pipe (19); a vertical well wall is arranged in the limiting notch (22), and a concealed wiring box (10), a self-rescue reel interface (14), a storage box (29) and a self-rescue reel box (30) are arranged on the vertical well wall; a pump-up button (45) is arranged in the concealed wiring box (10), the pump-up button (45) is connected with a concealed wiring pipe (27), the concealed wiring pipe (27) is arranged in a vertical well wall, a self-rescue reel belt (31) is arranged in the self-rescue reel box (30), a self-rescue reel interface (14) is arranged at the end part of the self-rescue reel belt (31), a pump pipe valve (13) is connected at the end part of the self-rescue reel interface (14), a prefabricated buttress (15) is arranged at the bottom of the self-rescue reel interface (14), and a hose water gun (28) is arranged in the storage box (29); the top of the vertical well wall is provided with a continuous bracket (12), and the continuous bracket (12) is provided with an easily opened and closed planting cover plate (11);
the bottom of the integral channel steel plate (35) is provided with a cutting edge (38), and the top of the integral channel steel plate (35) is provided with a pressure lifting rod sleeve (37) through a channel steel plate hinge shaft (34); the lifting pressure rod (36) penetrates through the lifting pressure rod sleeve (37), and both ends of the lifting pressure rod (36) are provided with rubber sleeves (33);
a temporary support (43) and a jack (39) are arranged on the outer side of the integral type groove steel plate (35); the top of the temporary support (43) is provided with a temporary support sleeve (44) through a temporary support hinge shaft (42), and the top of the jack (39) is provided with a jack limit plate (40); the lifting pressure rod (36) sequentially penetrates through the lifting pressure rod sleeve (37) and the temporary support sleeve (44) to the jack limiting plate (40); the lifting and pressing rod (36) is fixed in the temporary support (43) through a limiting bolt (41) arranged in a temporary support sleeve (44);
vertical well walls are arranged on two sides of the well pit, continuous brackets (12) are arranged on the tops of the vertical well walls, the planting cover plates (11) which are easy to open and close are rotatably matched on the continuous brackets (12), and concave holes (26) are formed in two ends of the continuous brackets (12); the periphery of the top of the easy-to-open and close planting cover plate (11) is provided with a thin-wall bank platform (2), planting soil (3) is arranged in the thin-wall bank platform (2), and green plants (4) are covered on the planting soil (3);
the easy-to-open and closed planting cover plate (11) is opened and closed through a rotary clamping plate (1) arranged at the top end of the well wall, and the easy-to-open and closed planting cover plate (11) is supported by a lifting rod (25) when opened; the bottom end of the lifting rod (25) is arranged in a concave hole (26) of the continuous bracket (12).
2. A method of constructing a buried fire hydrant well according to claim 1 in which the vertical well wall is a fabricated side wall (6) and the adjacent fabricated side walls (6) are fixed by tenon joining.
3. The construction method of the buried fire hydrant well according to claim 1 or 2, wherein a pier base (17) is arranged at the bottom of the prefabricated pier (15), a pier limiting ring (16) is arranged on the vertical well wall, and the pier limiting ring (16) is sleeved on the periphery of the prefabricated pier (15); the prefabricated buttress (15) is fixed on the top of the concrete cushion (20) through an anchor bolt (21).
4. The construction method of a buried fire hydrant well according to claim 1, wherein a cover plate hinge shaft (5) is provided at one side of the continuous corbel (12), elastic buffer plates (9) are provided at the other side of the continuous corbel (12) at equal intervals, and the easily opened and closed planting cover plate (11) is connected with the continuous corbel (12) of the well wall through the cover plate hinge shaft (5).
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| CN202010014670.4A CN111139898B (en) | 2020-01-07 | 2020-01-07 | Construction method of buried fire hydrant well |
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| CN202010014670.4A CN111139898B (en) | 2020-01-07 | 2020-01-07 | Construction method of buried fire hydrant well |
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| CN111139898B true CN111139898B (en) | 2022-02-15 |
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