Underground fire pump station

Abstract

The utility model relates to the technical field of fire pump station structures, and discloses an underground fire pump station which comprises a plurality of concrete prefabricated plates, a pressure stabilizing machine base, a fire pump mounting machine base and a plurality of pre-buried blow-down pipes. The bottom prefabricated slab and the side wall prefabricated slab are respectively assembled on the bottom and the side wall of the foundation pit; the pressure stabilizer base is prefabricated on the bottom prefabricated plate; the fire pump mounting base is prefabricated on the bottom prefabricated plate, and a plurality of embedded foundation bolts are prefabricated on the fire pump mounting base; and the pre-buried blow-down pipe is prefabricated on the side wall prefabricated plate. The utility model has the beneficial effects that the fire pump station and the environment around the fire pump station are prevented from being polluted when the concrete is constructed on site, the maintenance time for waiting for the concrete manufactured on site to reach a certain strength is saved, and the production efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of fire pump station structure, specifically relates to an underground fire pump station. BACKGROUND

[0002] The fire pump station is equipped with perfect control equipment and standby power supply and other facilities.

[0003] The current underground fire pump station is installed on the basis of installing the site cast pit and pump station equipment, since the site cast is mixing concrete in the site, can cause certain pollution to the natural environment of the site, and the maintenance time of the concrete is about a month, cannot carry out construction on the concrete in the maintenance period, resulting in low production efficiency. UTILITY MODEL CONTENTS

[0004] The utility model wants to solve the technical problem that the current underground fire pump station is installed on the basis of installing the site cast pit and pump station equipment, low efficiency, aims at providing an underground fire pump station, avoids the pollution of the environment of the fire pump station and the surrounding area of the fire pump station when constructing concrete on the site, also saves the maintenance time of waiting for the concrete made on the site to reach certain strength, improves production efficiency.

[0005] The utility model realizes through the following technical scheme:

[0006] An underground fire pump station, including several concrete prefabricated boards, a pressure stabilizing base, a fire pump installation base and several embedded vent pipes, the concrete prefabricated board includes a bottom prefabricated board and a side wall prefabricated board, the bottom prefabricated board and the side wall prefabricated board are assembled on the bottom and the side wall of the pit respectively, the pressure stabilizing base is prefabricated on the bottom prefabricated board, the fire pump installation base is prefabricated on the bottom prefabricated board, several embedded anchor bolts are prefabricated on the fire pump installation base, and the embedded vent pipe is prefabricated on the side wall prefabricated board.

[0007] The utility model has the advantages that the bottom prefabricated board and the side wall prefabricated board are prefabricated in the factory, and the bottom prefabricated board and the side wall prefabricated board are assembled on the bottom and the side wall of the pit respectively, instead of making the pit bottom and the pit side wall on the site, and the pressure stabilizing base and the fire pump installation base are prefabricated on the bottom prefabricated board, and several embedded anchor bolts are prefabricated on the fire pump installation base, instead of making on the site, avoid the pollution of the environment of the fire pump station and the surrounding area of the fire pump station when constructing concrete on the site, also save the maintenance time of waiting for the concrete made on the site to reach certain strength (usually about a month), improve production efficiency, and the embedded vent pipe is prefabricated on the side wall prefabricated board, further improve production efficiency.

[0008] In some embodiments, a waterproof sleeve is arranged on the embedded vent pipe. The waterproof sleeve tightly wraps the vent pipe and is well combined with the surrounding structure (the side wall precast slab), forming a reliable waterproof barrier to prevent water seepage at the connection between the vent pipe and the side wall precast slab.

[0009] In some embodiments, the pressure stabilizing base is a square boss protruding from the top of the bottom precast slab, and the first and second booster units are respectively installed on the pressure stabilizing base. By arranging the pressure stabilizing base, the contact area between the pressure stabilizing base and the foundation is expanded, avoiding excessive pressure on the bottom precast slab due to pressure concentration on a small area, thereby protecting the structure of the bottom precast slab and also helping to improve the stability of the entire booster unit. In addition, the boss separates the pressure stabilizing base from the ground by a certain distance, reducing the impact of ground moisture on the booster unit.

[0010] In some embodiments, a water tank is also included, which is installed on the upper end of the bottom precast slab and located at the end of the bottom precast slab away from the fire pump mounting base. A water inlet pipe is installed on the water tank, and the end of the water inlet pipe away from the water tank extends out of the corresponding side wall precast slab. By arranging the water tank, it is convenient to provide water source for the pump station. The water inlet pipe is also arranged on the water tank, which is convenient for injecting water into the water tank through the water inlet pipe, so that the water tank maintains a set water level.

[0011] In some embodiments, the fire pump mounting base is a rectangular boss protruding from the top of the bottom precast slab, and several fire pumps are installed on the fire pump mounting base. The fire pumps are connected to the fire pump mounting base through the embedded anchor bolts, and the fire pumps are connected to the corresponding booster units through pipelines. One end of the water tank is connected to the inlet end of the fire pump through a main water outlet pipe, and the water outlet end of the fire pump is connected to the corresponding water outlet pipe. By arranging the fire pump base as a protruding rectangular boss, the fire pump is separated from the ground by a certain distance, reducing the impact of ground moisture on the fire pump. It is also convenient to pressurize and stabilize the water in the fire pump outlet pipeline through the booster unit during operation.

[0012] In some embodiments, the water outlet pipe includes a fire water outlet pipe and a sprinkler water outlet pipe, which are respectively connected to the water outlet end of the corresponding fire pump. The ends of the fire water outlet pipe and the sprinkler water outlet pipe away from the fire pump both extend out of the corresponding side wall precast slab. It is convenient to transport the water extracted from the water tank by the fire water pump to each fire facility and site in the building through the fire water outlet pipe. By connecting the fire pump to the sprinkler water outlet pipe, it is convenient to spray water to the sprinkler through the sprinkler water outlet pipe when the temperature rises to actuate the temperature sensing element of the sprinkler head, causing the sprinkler to open, so that the water is sprayed out in a certain shape and angle and covers a certain area, achieving the purpose of automatic fire extinguishing and fire control.

[0013] In some embodiments, the electrical cabinet installation groove is directly prefabricated on the bottom prefabricated slab, so that the bottom prefabricated slab and the electrical cabinet installation groove are integrally formed, production efficiency is improved, and the electrical cabinet installation groove accurately defines the position of the electrical cabinet, ensuring that the installation meets the design requirements, facilitating subsequent electrical connection and wiring work, and improving installation accuracy and consistency.

[0014] In some embodiments, the water channel is prefabricated on one end of the bottom prefabricated slab away from the water tank, and the water channel is annular and located at the outer periphery of the area where the booster set, fire pump and electrical cabinet are installed, and the water sump is prefabricated on one end of the bottom prefabricated slab and communicates with the water channel, and the bottom of the water sump is lower than the bottom of the water channel. By prefabricating the water channel and the water sump on the bottom prefabricated slab, the water channel and the water sump are integrally formed with the bottom prefabricated slab, production efficiency is improved, and the water channel is provided to guide the water in the area where the booster set, fire pump and electrical cabinet are installed, and the water sump is provided to collect the water, preventing the area where the booster set, fire pump and electrical cabinet are installed from accumulating water and preventing the water from affecting the booster set, fire pump and electrical cabinet.

[0015] In some embodiments, the water sump is provided with a drain pipe, an overflow drain pipe and a water pump, the water outlet of the water pump is connected with the drain pipe, one end of the drain pipe away from the water pump extends out of the corresponding side wall prefabricated slab, and one end of the overflow drain pipe is arranged in the water tank and the other end is located in the water sump. By providing the water pump and the drain pipe in the water sump, the water in the water sump can be easily discharged into the urban drainage pipeline outside the pump station, and by providing the overflow drain pipe, excess water in the water tank can be discharged into the water sump when the water exceeds the upper limit.

[0016] In some embodiments, the maintenance step ladder is installed on the bottom prefabricated slab and located at one end away from the water sump. By providing the maintenance step ladder, workers can easily enter the underground fire pump station from the ground through the maintenance step ladder.

[0017] Compared with the prior art, the utility model has the following advantages and beneficial effects:

[0018] 1. By prefabricating the bottom prefabricated plate and the side wall prefabricated plate in the factory instead of making them on site, the environment around the fire pump station is prevented from being polluted by the concrete made on site, the curing time for the concrete made on site to reach a certain strength (usually about a month) is saved, the production efficiency is improved, and the embedded vent pipe is prefabricated on the side wall prefabricated plate, further improving the production efficiency.

[0019] 2. By arranging the pressure stabilizing base, the contact area of the pressure stabilizing base and the foundation is enlarged, the excessive pressure on the bottom prefabricated plate caused by the pressure concentrated on a small area is avoided, the structure of the bottom prefabricated plate is protected, the stability of the entire booster set is improved, and the influence of the ground moisture on the booster set is reduced due to the distance between the boss and the ground.

[0020] 3. The electrical cabinet installation groove is directly prefabricated on the bottom prefabricated plate, the bottom prefabricated plate and the power distribution installation groove are integrally formed, the production efficiency is improved, the power distribution cabinet can be directly positioned and installed in the electrical cabinet installation groove during installation, instead of being installed after measuring the specific position, the working effect is further improved, the position of the power distribution cabinet is accurately limited by the electrical cabinet installation groove, the installation meets the design requirements, the subsequent electrical connection and wiring work is facilitated, and the installation accuracy and consistency are improved. BRIEF DESCRIPTION OF DRAWINGS

[0021] The accompanying drawings, which are included to provide a further understanding of the embodiments of the present application and constitute a part of the application, do not constitute a limitation to the embodiments of the present application. In the drawings:

[0022] Figure 1 is a partial structural view of the present application;

[0023] Figure 2 is a partial structural view of the present application.

[0024] Markings in the drawings and corresponding names of parts:

[0025] Water ditch 11, pressure stabilizing base 12, electrical cabinet installation groove 13, embedded anchor bolt 14, fire pump installation base 15, embedded vent pipe 16, bottom prefabricated plate 17, side wall prefabricated plate 18, water inlet pipe 24, water tank 30, first booster set 31, second booster set 32, fire pump 33, main water outlet pipe 34, fire water outlet pipe 35, spray water outlet pipe 36, drain pipe 40, maintenance step ladder 41, water collecting tank 43, overflow emptying pipe 44, power distribution cabinet 45. DETAILED DESCRIPTION

[0026] In order to make the purpose, technical scheme and advantages of the present application clearer, more apparent and more comprehensible, the present application will be further described in detail below with reference to the embodiments and drawings. The schematic embodiments of the present application and the description thereof are only used to explain the present application and should not be regarded as a limitation of the present application.

[0027] Throughout this specification, the term "one embodiment", "an embodiment", "one example", or "an example" means that a particular feature, structure, or characteristic described in connection with the embodiment or example is included in at least one embodiment of the present application. Therefore, the appearance of the phrases "in one embodiment", "in an embodiment", "in one example", or "in an example" at various places in the specification is not necessarily referring to the same embodiment or example. In addition, specific features, structures, or characteristics can be combined in any suitable manner and / or sub-combination in one or more embodiments or examples. In addition, those of ordinary skill in the art should understand that the drawings provided herein are for illustrative purposes only and are not necessarily drawn to scale. The term "and / or" as used herein includes any and all combinations of one or more of the associated listed items.

[0028] In the description of the present application, the terms "front", "back", "left", "right", "up", "down", "vertical", "horizontal", "high", "low", "inner", "outer", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, 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 therefore should not be understood as limiting the scope of protection of the present application.

[0029] The terms "first", "second", and the like used in the present application are only used to distinguish corresponding components for the purpose of clear description, and do not intend to limit any order or emphasize importance, etc. In addition, the term "connection" used herein can be direct connection or indirect connection via other components, without special description.

[0030] Embodiments

[0031] As Figures 1-2As shown, the embodiment provides an underground fire pump station, which comprises several concrete prefabricated plates, a pressure stabilizing base 12, a fire pump mounting base 15 and several embedded vent pipes 16. The concrete prefabricated plates comprise a bottom prefabricated plate 17 and a side wall prefabricated plate 18, which are assembled on the bottom and side wall of a foundation pit respectively. The pressure stabilizing base 12 is prefabricated on the bottom prefabricated plate 17. The fire pump mounting base 15 is prefabricated on the bottom prefabricated plate 17, and several embedded anchor bolts 14 are prefabricated on the fire pump mounting base 15. The embedded vent pipes 16 are prefabricated on the side wall prefabricated plate 18. The pollution of the environment around the fire pump station and the fire pump station itself is avoided when the concrete is constructed on site. The curing time for the concrete to reach a certain strength (usually about a month) is saved, and the production efficiency is improved. The embedded vent pipes 16 are prefabricated on the side wall prefabricated plate 18, further improving the production efficiency.

[0032] Referring to Figure 1 and Figure 2 , a waterproof pipe sleeve is arranged on the embedded vent pipe 16. The vent pipe is tightly wrapped by the waterproof pipe sleeve and is well combined with the surrounding structure (the side wall prefabricated plate 18), forming a reliable waterproof barrier to prevent water seepage at the connection between the vent pipe and the side wall prefabricated plate 18.

[0033] Referring to Figure 1 and Figure 2 , the pressure stabilizing base 12 is a square boss protruding from the top of the bottom prefabricated plate 17, and a first booster unit 31 and a second booster unit 32 are respectively mounted on the pressure stabilizing base 12. By arranging the pressure stabilizing base 12, the contact area of the pressure stabilizing base 12 and the foundation is expanded, avoiding excessive pressure on the bottom prefabricated plate 17 due to pressure concentration on a small area, thereby protecting the structure of the bottom prefabricated plate 17 and improving the stability of the entire booster unit. In addition, the boss separates the pressure stabilizing base 12 from the ground by a certain distance, reducing the influence of ground moisture on the booster unit.

[0034] Referring to Figure 1 and Figure 2 , a water tank 30 is further arranged, which is mounted on the upper end of the bottom prefabricated plate 17 and located at the end of the bottom prefabricated plate 17 away from the fire pump mounting base 15. A water inlet pipe 24 is mounted on the water tank 30, and the end of the water inlet pipe 24 away from the water tank 30 extends out of the corresponding side wall prefabricated plate 18. By arranging the water tank 30, water source for the pump station is provided. The water inlet pipe 24 is arranged on the water tank 30, which facilitates the injection of water into the water tank 30 through the water inlet pipe 24, so that the water tank 30 maintains a set water level.

[0035] Referring to Figure 1 and Figure 2The fire pump mounting seat 15 is a protruding rectangular boss on the top of the bottom prefabricated plate 17, a plurality of fire pumps 33 are mounted on the fire pump mounting seat 15, the fire pump 33 is connected with the fire pump mounting seat 15 through the embedded anchor bolt 14, the fire pump 33 is connected with the corresponding booster unit through a pipeline, one end of the water tank 30 is connected with the inlet end of the fire pump 33 through a main outlet pipe 34, and the outlet end of the fire pump 33 is connected with a corresponding outlet pipe. By setting the fire pump 33 base as a protruding rectangular boss, the fire pump 33 is separated from the ground by a certain distance, reducing the influence of ground moisture on the fire pump 33, and facilitating the pressurization and pressure stabilization of the water in the fire pump 33 outlet pipeline through the booster unit during work.

[0036] Referring to Figure 1 and Figure 2 , the outlet pipe includes a fire outlet pipe 35 and a spray outlet pipe 36, the fire outlet pipe 35 and the spray outlet pipe 36 are connected with the outlet end of the corresponding fire pump 33 respectively, and the ends of the fire outlet pipe 35 and the spray outlet pipe 36 away from the fire pump 33 extend out of the corresponding side wall prefabricated plate 18. The fire water pump is convenient for pumping water from the water tank 30 to each fire facility and place in the building through the fire outlet pipe 35, and the fire pump 33 is connected with the spray outlet pipe 36, so that when a fire occurs, the temperature rises to make the temperature sensing element of the nozzle act, the nozzle opens, the spray outlet pipe 36 delivers water to the nozzle, and the water is sprayed out in a certain shape and angle and covers a certain area, so as to achieve the purpose of automatic fire extinguishing and fire control.

[0037] Referring to Figure 1 and Figure 2 , the electrical cabinet mounting groove 13 is prefabricated on one side of the bottom prefabricated plate 17, and a plurality of power distribution cabinets 45 are mounted on the electrical cabinet mounting groove 13. The electrical cabinet mounting groove 13 is directly prefabricated on the bottom prefabricated plate 17, so that the bottom prefabricated plate 17 and the power distribution mounting groove are integrally formed, the production efficiency is improved, the power distribution cabinet 45 is directly positioned and installed in the electrical cabinet mounting groove 13 during installation, instead of being installed after measuring the specific position, the working effect is further improved, the position of the power distribution cabinet 45 is accurately limited by the electrical cabinet mounting groove 13, the installation meets the design requirements, the subsequent electrical connection and wiring work is facilitated, and the installation accuracy and consistency are improved.

[0038] Referring to Figure 1 and Figure 2Further comprising a water sump 43 and a water channel 11, the water channel 11 is prefabricated on an end of the bottom prefabricated plate 17 away from the water tank 30, the water channel 11 is annular groove-shaped and located at the outer periphery of the area where the booster set, the fire pump 33 and the power distribution cabinet 45 are installed, the water sump 43 is prefabricated on an end of the bottom prefabricated plate 17 and communicates with the water channel 11, the bottom of the water sump 43 is lower than the bottom of the water channel 11. By prefabricating the water channel 11 and the water sump 43 on the bottom prefabricated plate 17, the water channel 11 and the water sump 43 are integrally formed with the bottom prefabricated plate 17, the production efficiency is improved, and by arranging the water channel 11, the water in the area where the booster set, the fire pump 33 and the power distribution cabinet 45 are installed is guided, and is collected by the water sump 43, so that water accumulation in the area where the booster set, the fire pump 33 and the power distribution cabinet 45 are installed is prevented, and the influence of water accumulation on the booster set, the fire pump 33 and the power distribution cabinet 45 is prevented.

[0039] Referring to Figure 1 and Figure 2 , the water sump 43 is provided with a drain pipe 40, an overflow emptying pipe 44 and a water pump, the water outlet of the water pump is connected with the drain pipe 40, one end of the drain pipe 40 away from the water pump extends out of the corresponding side wall prefabricated plate 18, one end of the overflow emptying pipe 44 is arranged in the water tank 30 and the other end is located in the water sump 43. By arranging the water pump and the drain pipe 40 in the water sump 43, the water in the water sump 43 is conveniently discharged into the municipal drain pipe 40 outside the pump station, and by arranging the overflow emptying pipe 44, when the water in the water tank 30 exceeds the upper limit, the excess water is discharged into the water sump 43.

[0040] Referring to Figure 1 and Figure 2 , further comprising a maintenance step ladder 41, the maintenance step ladder 41 is installed on the bottom prefabricated plate 17 and located at an end away from the water sump 43. By arranging the maintenance step ladder 41, the staff can conveniently enter the underground fire pump 33 station from the ground through the maintenance step ladder 41.

[0041] Specifically, liquid level meters are arranged in the water tank and the water sump, and the water levels of the water tank and the water sump are measured by the corresponding liquid level meters.

[0042] The above specific embodiments have further explained the purpose, technical scheme and beneficial effects of the utility model, and it should be understood that the above description is only a specific embodiment of the utility model and is not used to limit the protection scope of the utility model, and any modification, equivalent replacement, improvement, etc. within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. An underground fire pump station characterized by, The utility model relates to a prefabricated concrete foundation pit, which comprises: a plurality of prefabricated concrete slabs, including a bottom slab and a side wall slab, which are assembled on the bottom and side wall of a foundation pit, respectively; a pressure stabilizing base prefabricated on the bottom slab; a fire pump mounting base prefabricated on the bottom slab, with a plurality of embedded anchor bolts prefabricated thereon; a plurality of embedded vent pipes prefabricated on the side wall slab.

2. The underground fire pump station of claim 1, wherein, The embedded vent pipes are provided with waterproof sleeves.

3. The underground fire pump station of claim 1, wherein, The pressure stabilizing base is a square boss protruding from the top of the bottom slab, with a first booster unit and a second booster unit mounted thereon, respectively.

4. The underground fire pump station of claim 3, wherein, The utility model further comprises a water tank mounted on the upper end of the bottom slab and located at the end of the bottom slab away from the fire pump mounting base, with a water inlet pipe mounted thereon, the end of the water inlet pipe away from the water tank extending out of the corresponding side wall slab.

5. The underground fire pump station of claim 4, wherein, The fire pump mounting base is a rectangular boss protruding from the top of the bottom slab, with a plurality of fire pumps mounted thereon, the fire pumps being connected to the fire pump mounting base through the embedded anchor bolts, the fire pumps being connected to the corresponding booster units through pipelines, one end of the water tank being connected to the inlet end of the fire pumps through a main water outlet pipe, and the water outlet end of the fire pumps being connected to corresponding water outlet pipes.

6. The underground fire pump station of claim 5, wherein, The water outlet pipes include fire outlet pipes and spray outlet pipes, which are connected to the water outlet ends of the corresponding fire pumps, respectively, and the ends of the fire outlet pipes and spray outlet pipes away from the fire pumps extending out of the corresponding side wall slabs.

7. The underground fire pump station of claim 5, wherein, The utility model further comprises an electric cabinet mounting groove prefabricated on one side of the bottom slab, with a plurality of power distribution cabinets mounted thereon.

8. The underground fire pump station of claim 7, wherein, The utility model further comprises a water accumulation groove and a water channel, the water channel being prefabricated at the end of the bottom slab away from the water tank, in the form of an annular groove and located at the outer periphery of the area where the booster units, fire pumps and power distribution cabinets are mounted, and the water accumulation groove being prefabricated at one end of the bottom slab and communicating with the water channel, with the bottom of the water accumulation groove being lower than that of the water channel.

9. The underground fire pump station of claim 8, wherein, A drain pipe, an overflow vent pipe and a water pump are mounted in the water accumulation groove, the water outlet of the water pump being connected to the drain pipe, the end of the drain pipe away from the water pump extending out of the corresponding side wall slab, and one end of the overflow vent pipe being arranged in the water tank and the other end being located in the water accumulation groove.

10. The underground fire pump station according to any of claims 8 or 9, wherein, The utility model further comprises a maintenance staircase mounted on the bottom slab and located at the end away from the water accumulation groove.

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