CN112663733A - Internal rapid drainage method for building - Google Patents
Internal rapid drainage method for building Download PDFInfo
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- CN112663733A CN112663733A CN202110027117.9A CN202110027117A CN112663733A CN 112663733 A CN112663733 A CN 112663733A CN 202110027117 A CN202110027117 A CN 202110027117A CN 112663733 A CN112663733 A CN 112663733A
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Abstract
The invention discloses a rapid internal drainage method for a building; the method comprises the following steps: s1: fixedly connecting the shell with a downpipe, wherein the downpipe is communicated with the rotary drum in the shell, and the bottom of the shell is connected with a drain pipe; s2: starting a servo motor, wherein the servo motor drives a worm wheel and a worm to rotate; s3: the worm indirectly drives the spiral slice to rotate in the rotary drum to shred large impurities; s4: the worm wheel drives the air pressure mechanism to pressurize the downpipe, the air pressure is increased to flush the chopped impurities out of the rotary drum and discharge the impurities out of the drainpipe; meanwhile, the pressure intensity in the shell is increased, the flow speed of water in the drain pipe is accelerated, and the drainage quantity is improved; further improve the blowdown effect, prevent to block up, improve the displacement, improve the security of using.
Description
Technical Field
The invention belongs to the field of building drainage, and particularly relates to a rapid internal drainage method for a building.
Background
The domestic drainage system is used for removing sewage and wastewater in residential buildings, public buildings and factory living rooms. The domestic drainage system can be divided into: a domestic sewage drainage system for removing flushing toilet and a domestic waste water drainage system for removing washing waste water. The domestic wastewater can be used as miscellaneous water after treatment for flushing toilets or greening; the drainage pipe in the building is a water-gas two-phase flow, and a ventilation system is needed to prevent toxic and harmful gas from entering a room due to water seal damage caused by air pressure fluctuation.
Chinese patent application No. 201921500682.7 discloses an anti-blocking device that building drain pipe was used, including the header tank, the fixed intercommunication of lateral wall of header tank upside has last drain pipe, it is located header tank left part to go up the drain pipe, the fixed intercommunication of lateral wall of header tank downside has lower drain pipe, lower drain pipe is located header tank right part, fixedly connected with filter plate between the inner wall of header tank upside both sides, filter plate is located between last drain pipe and the lower drain pipe, the blowhole has been seted up to the lateral wall of header tank downside, the blowhole is located filter plate's left side.
Chinese patent application No. 201920360289.6 discloses an anti-blocking filter device for building drainage, includes: a box body; the water storage plate is fixed between the left side and the right side of the inner wall of the box body; the cover plate device is arranged at the top of the box body; the clamping groove is arranged at the bottom of the box body; the sewage storage bin is clamped at the bottom of the box body through the clamping groove; and the water outlet is arranged on the side surface of the box body.
At present, the drainage of buildings generally adopts pipelines for drainage, and the appearance of pipeline blockage often appears in the drainage process, which brings troublesome consequences to the life of people; in the prior art, a filtering method is generally adopted to filter larger impurities, so that the larger impurities are prevented from entering a pipeline to cause pipeline blockage, a certain prevention effect is achieved, and the problem of pipeline blockage cannot be fundamentally solved; meanwhile, when the traditional drain pipe is used for draining, as water is directly inclined under the action of gravity, larger noise can be generated, the sleep quality of neighbors is affected, improvement is needed, and noise pollution is small.
Disclosure of Invention
Aiming at the defects of the prior art, the invention aims to provide a method for quickly draining water in a building, which greatly improves the drainage rate and effectively prevents the pipeline from being blocked.
The invention provides the following technical scheme:
an internal rapid drainage method for a building; the method comprises the following steps:
s1: fixedly connecting the shell with a downpipe, wherein the downpipe is communicated with the rotary drum in the shell, and the bottom of the shell is connected with a drain pipe;
s2: starting a servo motor, wherein the servo motor drives a worm wheel and a worm to rotate;
s3: the worm indirectly drives the spiral slice to rotate in the rotary drum to shred large impurities;
s4: the worm wheel drives the air pressure mechanism to pressurize the downpipe, and the air pressure pressurization flushes the chopped impurities out of the chopping drain pipe from the rotary drum to be discharged; meanwhile, the pressure intensity in the shell is increased, the flow speed of the drain pipe is accelerated, and the drainage quantity is improved.
Preferably, in step S3, the large magazines enter the drum along with the downspout, and the worm wheel is driven by the servo motor to rotate, and the worm wheel drives the worm to rotate; the worm drives the first gear and the second gear to rotate, and further drives the spiral cutter to rotate, so that larger impurities accumulated in the rotary drum are crushed.
Preferably, in step S4, the worm wheel drives the movable rod and the piston plate to perform a reciprocating motion in the pressurizing chamber in the rotating process, the piston plate moves up, the second intake valve is opened under the action of negative pressure, gas enters the pressurizing chamber from the outside, the first intake valve is closed under the action of pressure inside the pressurizing chamber, the first exhaust valve is opened under the action of air pressure inside the pressurizing chamber, the air pressure inside the pressurizing chamber is increased, and the air pressure inside the air collecting chamber is increased along with the first exhaust valve, and enters the downpipe through the connected pressurizing pipe, so that the air pressure inside the downpipe is increased.
Preferably, in step S4, during the downward movement of the piston plate, the first intake valve is opened by the negative pressure, the gas enters the pressurizing chamber from the outside, and the second intake valve is closed by the air pressure in the pressurizing chamber; meanwhile, the first air outlet valve is in a closed state under the action of negative pressure in the pressurizing chamber, the second air outlet valve sends gas into the gas collecting chamber under the action of pressure in the pressurizing chamber, so that the pressure in the gas collecting chamber is increased, and the pressurized gas enters the downpipe along with the pressurizing pipe to pressurize the downpipe.
Preferably, when the piston plate reciprocates, the air collection chamber is pressurized in two directions, the pressurization effect is greatly improved, large impurities which are chopped by the spiral blade along with the increase of pressure are flushed out of the rotary drum along with the increase of pressure in the water falling pipe and are discharged through the drain pipe, and the impurities are prevented from being accumulated in the rotary drum; along with the atmospheric pressure increase in the casing, the drain pipe is when carrying out the drainage, through the atmospheric pressure in the increase drain pipe, and the rivers flow with higher speed, improve drainage efficiency, avoid the impurity thing to gather on spiral water conservancy diversion piece simultaneously.
Preferably, when water flows through the drain pipe, the water can be discharged along with the spiral flow deflector on the inner wall of the drain pipe, so that the gravity difference in the falling process of the water is reduced, and the noise is reduced.
Preferably, an internal rapid drainage method for a building employs a drainage device; comprises a shell, a downpipe and a drainpipe; a rotary drum is arranged in the shell, the upper end of the rotary drum is connected with a downpipe, a filter screen is arranged on the inner side wall of the rotary drum, and a plurality of through holes are formed in the side wall of the rotary drum; the shell is of a sealing structure, and the bottom of the shell is connected with the drain pipe; the bottom of the rotary drum is provided with a rotary shaft, the rotary shaft is provided with a spiral cutter, the other end of the rotary shaft is connected with a second gear, the second gear is meshed with a first gear, the first gear is connected with a worm, and the worm is connected with a worm wheel in a matching manner to drive the first gear to rotate; the device comprises a downpipe and is characterized in that the downpipe is connected with a pressure increasing pipe, the other end of the pressure increasing pipe is connected with an air pressure mechanism, and the air pressure mechanism is used for carrying out air pressure increasing on the downpipe.
Preferably, the pneumatic mechanism comprises a sealing box, a partition plate is arranged in the sealing box, one side of the partition plate is a pressurizing chamber, and the other side of the partition plate is a gas collecting chamber; a piston plate is arranged in the pressurizing chamber, the piston plate and the inner wall of the pressurizing chamber form an airtight structure through rubber, and the piston plate is connected in the pressurizing chamber in a sliding manner; one side of the piston plate is connected with a moving rod, and the moving rod penetrates through the sealing box and is in clearance sliding connection with the sealing box.
Preferably, the other end of the moving rod is connected with a rotating block, the rotating block is arranged on one side of a worm gear, and the rotating block and the worm gear form rotating connection; the rotating block is connected to the position, far away from the center, of the side wall of the worm wheel.
Preferably, the worm wheel is connected with the worm in a matching and rotating mode, one side, far away from the moving rod, of the worm wheel is connected with a servo motor, and the worm wheel and the worm are driven to rotate through the servo motor.
Preferably, one side of the sealing box, which is close to the pressurizing chamber, is symmetrically provided with a first intake valve and a second intake valve, and the first intake valve and the second intake valve are arranged at the central position of the sealing box, which is close to the end part; and air doors are arranged on one sides of the first inlet valve and the second inlet valve, which are close to the pressurizing chamber, and are rotatably connected with the inner wall of the sealing box through hinges.
Preferably, the partition board is symmetrically provided with a first air outlet door and a second air outlet door; the first air outlet door and the second air outlet door are arranged in the middle of two ends of the clapboard; air doors are arranged on one sides of the first air outlet door and the second air outlet door, which are close to the air collection chamber, and the air doors are rotatably connected with the partition plate through hinges; and a pressurizing opening is formed in one side of the gas collection chamber, which is far away from the partition plate, and the pressurizing opening is in sealing connection with the pressurizing pipe.
Preferably, the inner side wall of the drain pipe is provided with a flow deflector which is of a spiral structure.
Preferably, the filter pore size of the drum is in the range of 0.5mm to 3.5mm, as the case may be.
Preferably, the periphery of the piston plate is provided with a rubber layer, so that the sealing performance is improved.
Preferably, the rotating shaft is hermetically connected with the shell.
Preferably, in the pressurizing process, the downpipe is pressurized according to the different diameters d of the downpipe, the downpipe is prone to bursting when the pressure is too high, and the chopped impurities cannot be discharged from the rotary drum when the pressure is too low; the pressure P of the air pressure mechanism to the downpipe meets the requirement that the pressure P is more than or equal to 2500Pa and less than or equal to 7500 Pa; the diameter d of the downpipe and the length L of the downpipe meet the following conditions: l/d is not less than 200 and not more than 3000.
In order to further improve the pollution discharge effect, prevent blockage and improve the water discharge, the diameter d of the downpipe, the length L of the downpipe, the pressure P and the water discharge q satisfy the following formula:
2q/πd2=φ·（PLv1/g）1/2；
in the above formula, d is in cm; l is m; p is expressed in kPa; v1 is the flow velocity of water flow in the downcomer in M/s; q units, ton; g is a mass constant; pi is the circumference ratio; phi is a flow coefficient and has a value range of 0.236-7.949.
Compared with the prior art, the invention has the following beneficial effects:
(1) the invention relates to a method for quickly draining water in a building, which comprises the steps of driving a first gear and a second gear to rotate by arranging a worm gear and a worm, further driving a spiral cutter to rotate, crushing larger impurities accumulated in a rotary drum, pressurizing a water falling pipe by a pneumatic mechanism after crushing, and enabling the crushed impurities to enter a water drainage pipe from a filter screen and a through hole of the rotary drum along with water flow.
(2) According to the internal quick drainage method for the building, when water flows through the drainage pipe, the water can be discharged along with the spiral flow guide pieces on the inner wall of the drainage pipe, so that the gravity difference in the falling process of the water is reduced, and the noise pollution is greatly reduced.
(3) The invention relates to a method for quickly draining water in a building, which increases the air pressure in a drainage pipe through a pressurizing mechanism and prevents impurities from being gathered on a spiral flow guide plate.
(4) According to the internal quick drainage method for the building, disclosed by the invention, when the piston plate reciprocates, the air collection chamber is pressurized in two directions, the pressurization effect is greatly improved, large impurities which are chopped by the spiral blade along with the increase of pressure in the water falling pipe are flushed out of the rotary drum along with the increase of the pressure in the water falling pipe and are discharged through the water discharging pipe, so that the impurities are prevented from being accumulated in the rotary drum; along with the atmospheric pressure increase in the casing, the drain pipe is when carrying out the drainage, through the atmospheric pressure in the increase drain pipe, and the rivers flow with higher speed, improve drainage efficiency, avoid the impurity thing to gather on spiral water conservancy diversion piece simultaneously.
(5) According to the internal quick drainage method for the building, disclosed by the invention, the relation among the diameter of the downpipe, the length of the downpipe, the pressure and the drainage is limited, so that the pollution discharge effect is further improved, the blockage is prevented, the drainage is improved, and the use safety is improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic view of the worm gear of the present invention.
FIG. 3 is a schematic view of the structure of the drum of the present invention.
Fig. 4 is a schematic view of a downpipe structure of the present invention.
Fig. 5 is a schematic cross-sectional view of a downspout of the present invention.
Fig. 6 is a flow chart of the method of the present invention.
In the figure: 1. a housing; 2. a downpipe; 3. a drain pipe; 4. a rotating drum; 5. a filter screen; 6. a servo motor; 7. a worm gear; 8. a worm; 9. rotating the block; 10. a first gear; 11. a second gear; 12. a rotating shaft; 13. a spiral cutter; 14. a sealing box; 15. a partition plate; 16. a travel bar; 17. a piston plate; 18. a first intake valve; 19. a second intake valve; 20. a first air outlet valve; 21. a second outlet valve; 22. a damper; 23. a pressure increasing pipe; 24. a flow deflector; 25. and a through hole.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described in detail and completely with reference to the accompanying drawings. It is to be understood that the described embodiments are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
Example one
As shown in fig. 6, an internal rapid drainage method for a building; the method comprises the following steps:
s1: fixedly connecting the shell with a downpipe, wherein the downpipe is communicated with the rotary drum in the shell, and the bottom of the shell is connected with a drain pipe;
s2: starting a servo motor, wherein the servo motor drives a worm wheel and a worm to rotate;
s3: the worm indirectly drives the spiral slice to rotate in the rotary drum to shred large impurities;
s4: the worm wheel drives the air pressure mechanism to pressurize the downpipe, and the air pressure pressurization flushes the chopped impurities out of the chopping drain pipe from the rotary drum to be discharged; meanwhile, the pressure intensity in the shell is increased, the flow speed of the drain pipe is accelerated, and the drainage quantity is improved.
In the step S3, the larger magazines enter the drum along with the downpipe, the worm wheel is driven to rotate by the servo motor, and the worm wheel drives the worm to rotate; the worm drives the first gear and the second gear to rotate, and further drives the spiral cutter to rotate, so that larger impurities accumulated in the rotary drum are crushed.
In the step S4, the worm wheel drives the moving rod and the piston plate to do circular reciprocating motion in the pressurizing chamber in the rotating process, the second air inlet valve is opened under the action of negative pressure in the process that the piston plate moves upwards, air enters the pressurizing chamber from the outside, the first air inlet valve is in a closed state under the action of pressure in the pressurizing chamber, the first air outlet valve is in an open state under the action of air pressure in the pressurizing chamber, the air pressure in the pressurizing chamber is increased, and the air pressure in the air collecting chamber is increased along with the fact that the first air outlet valve enters the air collecting chamber and enters the water falling pipe through the connected pressurizing pipe, so that the air pressure in the water falling pipe is increased;
in the step S4, in the process of moving the piston plate downwards, the first air inlet valve is in an open state under the action of negative pressure, air enters the pressurizing chamber from the outside, and the second air inlet valve is in a closed state under the action of air pressure in the pressurizing chamber; meanwhile, the first air outlet valve is in a closed state under the action of negative pressure in the pressurizing chamber, the second air outlet valve sends gas into the gas collecting chamber under the action of pressure in the pressurizing chamber, so that the pressure in the gas collecting chamber is increased, and the pressurized gas enters the downpipe along with the pressurizing pipe to pressurize the downpipe.
When the piston plate reciprocates, the air collection chamber is pressurized in two directions, the pressurization effect is greatly improved, large impurities which are cut up by the spiral blade along with the increase of the pressure are flushed out of the rotary drum along with the increase of the pressure in the water falling pipe and are discharged through the water discharging pipe, and the impurities are prevented from being accumulated in the rotary drum; along with the increase of the air pressure in the shell, when the water is drained by the drain pipe, the air pressure in the drain pipe is increased, the water flow is accelerated, the drainage efficiency is improved, and meanwhile, impurities are prevented from being gathered on the spiral guide vane; when water flows through the drain pipe, water can be discharged along with the spiral flow deflectors on the inner wall of the drain pipe, so that the gravity difference in the falling process of the water is reduced, and the noise is reduced.
Example two:
as shown in fig. 1 to 5, a drainage apparatus used in an internal rapid drainage method for a building; comprises a shell 1, a downpipe 2 and a drainpipe 3; a rotary drum 4 is arranged in the shell 1, the upper end of the rotary drum 4 is connected with a downpipe 2, a filter screen 5 is arranged on the inner side wall of the rotary drum 4, and a plurality of through holes 25 are formed in the side wall of the rotary drum 4; the shell 1 is of a sealing structure, and the bottom of the shell 1 is connected with the drain pipe 3; a rotating shaft 12 is arranged at the bottom of the rotating drum 4, a spiral cutter 13 is arranged on the rotating shaft 12, a second gear 11 is connected to the other end of the rotating shaft 12, the second gear 11 is connected with a first gear 10 in a meshed mode, the first gear 10 is connected with a worm 8, and the worm 8 is connected with a worm wheel 7 in a matched mode and drives the first gear 10 to rotate; the downpipe 2 is connected with a pressure increasing pipe 23, the other end of the pressure increasing pipe 23 is connected with an air pressure mechanism, and the air pressure mechanism performs air pressure increasing on the downpipe 2.
The inner side wall of the drain pipe 3 is provided with a flow deflector 24, and the flow deflector 24 is of a spiral structure; the filtering aperture of the rotary drum 4 is determined according to the situation and ranges from 0.5mm to 3.5 mm; rubber layers are arranged around the piston plate 17 to improve the sealing property; the rotating shaft 12 is connected with the shell 1 in a sealing mode.
Example three:
on the basis of the first embodiment, the pneumatic mechanism comprises a sealed box 14, a partition plate 15 is arranged inside the sealed box 14, one side of the partition plate 15 is a pressurizing chamber, and the other side of the partition plate 15 is a gas collecting chamber; a piston plate 17 is arranged inside the pressurizing chamber, the piston plate 17 and the inner wall of the pressurizing chamber form an airtight structure through rubber, and the piston plate 17 is connected in the pressurizing chamber in a sliding manner; one side of the piston plate 17 is connected with a moving rod 16, and the moving rod 16 penetrates through the sealing box 14 and is in clearance sliding connection with the sealing box 14.
The other end of the moving rod 16 is connected with a rotating block 9, the rotating block 9 is arranged on one side of the worm wheel 7, and the rotating block 9 is in rotating connection with the worm wheel 7; the rotating block 9 is connected to the position of the side wall of the worm wheel 7 far away from the center; the worm wheel 7 is connected with the worm 8 in a matching and rotating mode, one side, far away from the moving rod 16, of the worm wheel 7 is connected with the servo motor 6, and the worm wheel 7 and the worm 8 are driven to rotate through the servo motor 6; a first inlet valve 18 and a second inlet valve 19 are symmetrically arranged on one side of the seal box 14 close to the pressurizing chamber, and the first inlet valve 18 and the second inlet valve 19 are arranged at the central position of the seal box 14 close to the end part; and air doors 22 are arranged on one sides of the first inlet valve 18 and the second inlet valve 19 close to the pressurizing chamber, and the air doors 22 are rotatably connected with the inner wall of the seal box 14 through hinges.
The partition plate 15 is symmetrically provided with a first air outlet door 20 and a second air outlet door 21; the first air outlet valve 20 and the second air outlet valve 21 are arranged at the central positions of the two ends of the clapboard 15; the air doors 22 are arranged on one sides of the first air outlet door 20 and the second air outlet door 21 close to the air collecting chamber, and the air doors 22 are rotatably connected with the partition plate 15 through hinges; and a pressurizing opening is formed in one side of the gas collection chamber, which is far away from the partition plate 15, and the pressurizing opening is in sealing connection with the pressurizing pipe 23.
Example four:
in the process of pressurization, the downpipe 2 is pressurized according to the difference of the diameter d of the downpipe 2, the downpipe 2 is easy to burst when the pressure is too high, and the chopped impurities cannot be discharged from the rotary drum 4 when the pressure is too low; the pressure P of the air pressure mechanism to the downpipe 2 is more than or equal to 2500Pa and less than or equal to 7500 Pa; the diameter d of the downpipe 2 and the length L of the downpipe 2 meet the following conditions: l/d is not less than 200 and not more than 3000.
In order to further improve the pollution discharge effect, prevent blockage and improve the water discharge, the diameter d of the downpipe 2, the length L of the downpipe 2, the pressure P and the water discharge q satisfy the following formula:
2q/πd2=φ·PLv1/g1/2；
in the above formula, d is in cm; l is m; p is expressed in kPa; v1 is the flow velocity of water flow in the downcomer in M/s; q units, ton; g is a mass constant; pi is the circumference ratio; phi is a flow coefficient and has a value range of 0.236-7.949.
The device obtained by the technical scheme is a rapid internal drainage method for a building, wherein a worm gear and a worm are arranged to drive a first gear and a second gear to rotate, a spiral cutter is further driven to rotate, larger impurities accumulated in a rotary drum are crushed, the crushed impurities are pressurized in a downpipe through an air pressure mechanism, and the crushed impurities enter a drainage pipe along with water flow from a filter screen and a through hole of the rotary drum; when water flows through the drain pipe, the water can be discharged along with the spiral flow deflector on the inner wall of the drain pipe, so that the gravity difference in the falling process of the water is reduced, and the noise pollution is greatly reduced; the air pressure in the drainage pipe is increased through the pressurization mechanism, and impurities are prevented from being accumulated on the spiral guide vane; when the piston plate reciprocates, the air collection chamber is pressurized in two directions, the pressurization effect is greatly improved, large impurities which are cut up by the spiral blade along with the increase of the pressure are flushed out of the rotary drum along with the increase of the pressure in the water falling pipe and are discharged through the water discharging pipe, and the impurities are prevented from being accumulated in the rotary drum; along with the increase of the air pressure in the shell, when the water is drained by the drain pipe, the air pressure in the drain pipe is increased, the water flow is accelerated, the drainage efficiency is improved, and meanwhile, impurities are prevented from being gathered on the spiral guide vane; through the relation between injecing pipe in the water diameter, pipe in the water length, pressure and displacement, further improve the blowdown effect, prevent to block up, improve displacement, improve the security of using.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and it will be apparent to those skilled in the art that various modifications and variations can be made in the present invention; any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. An internal rapid drainage method for a building; the method is characterized by comprising the following steps:
s1: fixedly connecting the shell with a downpipe, wherein the downpipe is communicated with the rotary drum in the shell, and the bottom of the shell is connected with a drain pipe;
s2: starting a servo motor, wherein the servo motor drives a worm wheel and a worm to rotate;
s3: the worm indirectly drives the spiral slice to rotate in the rotary drum to shred large impurities;
s4: the worm wheel drives the air pressure mechanism to pressurize the downpipe, the air pressure is increased to flush the chopped impurities out of the rotary drum and discharge the impurities out of the drainpipe; meanwhile, the pressure in the shell is increased, the flow speed of water in the water discharge pipe is accelerated, and the water discharge is improved.
2. The method for rapid drainage of interior of building as claimed in claim 1, wherein in step S3, the larger magazines enter into the drum along with the downpipe, and the worm wheel is driven by the servo motor to rotate, and the worm wheel is driven by the worm to rotate; the worm drives the first gear and the second gear to rotate, and further drives the spiral cutter to rotate, so that larger impurities accumulated in the rotary drum are crushed.
3. The method as claimed in claim 1, wherein in step S4, the worm wheel drives the moving rod and the piston plate to move back and forth in the pressurizing chamber during rotation, the piston plate moves up, the second inlet valve is opened by negative pressure, air enters the pressurizing chamber from outside, the first inlet valve is closed by pressure inside the pressurizing chamber, the first outlet valve is opened by air pressure inside the pressurizing chamber, air pressure inside the pressurizing chamber is increased, and as the first outlet valve enters the air collecting chamber, air pressure inside the air collecting chamber is increased and enters the downspout pipe through the connected pressurizing pipe, air pressure inside the downspout pipe is increased.
4. The method for rapid internal drainage of a building according to claim 1, wherein in step S4, during the downward movement of the piston plate, the first intake valve is opened by negative pressure, gas enters the pressurizing chamber from the outside, and the second intake valve is closed by the pressure of air in the pressurizing chamber; meanwhile, the first air outlet valve is in a closed state under the action of negative pressure in the pressurizing chamber, the second air outlet valve sends gas into the gas collecting chamber under the action of pressure in the pressurizing chamber, so that the pressure in the gas collecting chamber is increased, and the pressurized gas enters the downpipe along with the pressurizing pipe to pressurize the downpipe.
5. The method for rapidly draining the inside of a building according to claim 1, wherein the piston plate performs reciprocating motion to bidirectionally pressurize the plenum chamber, so that the pressurizing effect is greatly improved, and large impurities chopped by the helical blade along with the increase of pressure are flushed out of the rotary drum along with the increase of pressure in the downpipe and are drained out of the rotary drum through the drainpipe, so that the impurities are prevented from being accumulated in the rotary drum; along with the atmospheric pressure increase in the casing, the drain pipe is when carrying out the drainage, through the atmospheric pressure in the increase drain pipe, and the rivers flow with higher speed, improve drainage efficiency, avoid the impurity thing to gather on spiral water conservancy diversion piece simultaneously.
6. The method for rapid drainage of the interior of a building according to claim 1, wherein when water flows through the drainage pipe, the water is discharged along with the spiral guide vanes on the inner wall of the drainage pipe, thereby reducing the gravity difference during the falling of the water and reducing the noise.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113824247A (en) * | 2021-08-02 | 2021-12-21 | 中国神华煤制油化工有限公司 | Heat dissipation device for generator and generator |
| CN117047661A (en) * | 2023-10-11 | 2023-11-14 | 彩虹（合肥）液晶玻璃有限公司 | Self-pressurization dust hood structure for glass substrate |
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