CN112254249A

CN112254249A - Building ventilation circulation system

Info

Publication number: CN112254249A
Application number: CN202011121228.8A
Authority: CN
Inventors: 潘艳平
Original assignee: 潘艳平
Current assignee: Shandong Xihai Construction Group Co.,Ltd.
Priority date: 2020-10-20
Filing date: 2020-10-20
Publication date: 2021-01-22
Anticipated expiration: 2040-10-20
Also published as: CN112254249B

Abstract

The invention relates to the technical field of building ventilation and discloses a building ventilation circulation system which comprises a first ventilation pipe, wherein one end of the first ventilation pipe is fixedly communicated with a fan, the output end of the fan is communicated with the interior of a purification chamber through a pipeline, and the outlet end of the purification chamber is fixedly connected with a second ventilation pipe. The flow guide section and the water accumulation section are arranged to be symmetrical about the central line of the water accumulation section, so that the sectional area change values of two sides of the center are the same, the problem that the sectional area of the ventilation pipeline is reduced due to water accumulation at the bottom of the pipeline is solved, and the sectional area is changed from small to large and then reduced no matter whether water is accumulated in the water accumulation section or not, in the process, the wind speed of the wind coming from the water accumulation pipe is gradually reduced and then rises to the starting speed after reaching the minimum value, so that the influence of the water accumulation on the ventilation efficiency is reduced, and in addition, the problem of blockage of the ventilation pipeline can be effectively avoided by quantitatively extracting the water accumulation through the pressure one-way valve and the water collection tank.

Description

Building ventilation circulation system

Technical Field

The invention relates to the technical field of building ventilation, in particular to a building ventilation circulating system.

Background

Ventilation system is a system that can exchange indoor outer air, in addition, ventilation system still plays a certain effect of keeping indoor temperature, can collect heat preservation and cooling in an organic whole, by wide application in agriculture, the industrial building field, fields such as underground space and safe ventilation, because winter and summer, outside temperature changes greatly, make indoor outer difference in temperature great, ventilation system is certain in order to keep indoor temperature this moment, need consume a large amount of energy, in order to reach energy-conserving effect, current technique is to bury the ventilation pipe in the underground, because the underground temperature is invariable about 17 degrees centigrade all the time, the inside and outside temperature of ventilation pipe can carry out cold and hot exchange, make the air temperature that gets into indoor suitable.

Current energy-conserving ventilation system is after using a period, because the inside and outside cold and hot exchange of pipeline can make the inside pipe wall of pipeline go up condensation water bead, long-time use can make the water bead pile up inside the pipeline, in addition because weather change, when the rainwater is too big, can be causing earth's surface ponding, ponding can permeate the underground, then permeate the pipeline inside from the kneck of ventilation pipe, make the pipeline bottom water yield increase, the sectional area of ventilation pipe has been reduced, make ventilation efficiency reduce, influence ventilation effect, can lead to ventilation pipe to block up even, the air can make the indoor air moisture of entering building overweight through ponding in addition, the long-time life is in the humid environment of air, be unfavorable for the health.

Disclosure of Invention

Aiming at the defects of the prior energy-saving ventilation system in the background art in the using process, the invention provides a ventilation circulation system of a building, which has the advantages of removing water and drying air and solves the problems in the background art.

The invention provides the following technical scheme: a building ventilation circulation system comprises a first ventilation pipe, wherein one end of the first ventilation pipe is fixedly communicated with a fan, the output end of the fan is communicated with the inside of a purification chamber through a pipeline, the outlet end of the purification chamber is fixedly connected with a second ventilation pipe, a first valve is arranged on the second ventilation pipe, a blowing pump is further arranged on the second ventilation pipe and is mounted on the upper surface of the ground through a fixed structure, the second ventilation pipe is buried in the ground, the bottommost end of the second ventilation pipe is fixedly connected with a water collecting pipe, the middle part of the water collecting pipe is fixedly connected with a water accumulating pipe, one end, away from the first valve, of the second ventilation pipe is provided with a second valve, the other end of the second ventilation pipe is communicated with the inside of a drying chamber, the other side of the drying chamber is provided with a third ventilation pipe, and the other end of the third ventilation pipe is communicated with, the bottom mid-mounting of amasss pipe has first drinking-water pipe, the one end that first drinking-water pipe is close to amasss pipe is provided with the pressure check valve, the one end that long-pending water pipe was kept away from to first drinking-water pipe is connected with the header tank, the second drinking-water pipe is connected to the opposite side of header tank, the second drinking-water pipe is connected to ground from the underground, the other end intercommunication water pump of second drinking-water pipe, the water pump is located the upper surface on ground, the bottom of building is connected with the circulating pipe, the other end of circulating pipe is connected to the inside of clean room.

The ponding pipe includes water conservancy diversion section and ponding section, the water conservancy diversion section is direct to be connected with the water accumulation union coupling at ponding pipe both ends, the ponding section is located the middle part of water conservancy diversion section, the water conservancy diversion section is installed about the central line symmetry of ponding section, the top of water conservancy diversion section and ponding section is the arc, curved centre of a circle and radius are the same with the centre of a circle and the radius of gathering the water pipe, the bottom lateral wall of water conservancy diversion section is tangent with the bottom lateral wall that gathers water pipe and ponding section place respectively, the bottom of ponding section is to the bellied circular arc in bottom, and the central line position symmetric distribution of shape about the ponding section of ponding section, the aperture has been seted up to ponding section central line position, the aperture radius is.

Preferably, the internally mounted of drying chamber has fixed circle axle, the outside movable mounting of fixed circle axle has the rotating ring, the outside circumference equipartition of rotating ring has six flabellum shells, the both sides of flabellum shell are wave shape, flabellum shell inside packing has the drier, the drier can be cubic quick lime or cubic soda lime, set up numerous usable ventilative bleeder vents on the flabellum shell, aim at the air intake installation of drying chamber with the position of flabellum shell and drier.

Preferably, the water collecting pipe is fan-shaped.

Preferably, the first pumping pipe is U-shaped.

Preferably, the position of the water collecting tank buried in the ground is lower than the position of the water collecting pipe.

The invention has the following beneficial effects:

1. the flow guide section and the water accumulation section are arranged to be symmetrical about the central line of the water accumulation section, so that the sectional area change values of two sides of the center are the same, the problem that the sectional area of the ventilation pipeline is reduced due to water accumulation at the bottom of the pipeline is solved, and the sectional area is changed from small to large and then reduced no matter whether water is accumulated in the water accumulation section or not, in the process, the wind speed of the wind coming from the water accumulation pipe is gradually reduced and then rises to the starting speed after reaching the minimum value, so that the influence of the water accumulation on the ventilation efficiency is reduced, and in addition, the problem of blockage of the ventilation pipeline can be effectively avoided by quantitatively extracting the water accumulation through the pressure one-way valve and the water collection tank.

2. The invention reduces the moisture content in the air introduced into the room by arranging the water collecting pipe and the water accumulating pipe, the traditional pipeline is usually horizontally arranged in the arrangement, when water is accumulated in the pipeline, a water accumulating layer is firstly formed at the bottom of the pipeline, the surface area of the water accumulating layer is equal to the length of the pipeline, the contact area of the air and the water accumulating layer is large, and the water content in the air is large.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of FIG. 1 at A according to the present invention;

FIG. 3 is a schematic view of the structure of the drying chamber of the present invention.

In the figure: 1. a first vent pipe; 2. a fan; 3. a clean room; 4. a second vent pipe; 5. a first valve; 6. an air blower; 7. a ground surface; 8. a water collecting pipe; 9. a water accumulating pipe; 91. a flow guide section; 92. a water accumulation section; 10. a second valve; 11. a drying chamber; 111. fixing the round shaft; 112. a rotating ring; 113. a fan blade housing; 114. a desiccant; 12. a third vent pipe; 13. a building; 14. a first pumping pipe; 15. a pressure check valve; 16. a water collection tank; 17. a second pumping pipe; 18. a water pump; 19. a circulation pipe.

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.

Referring to fig. 1-3, a building ventilation circulation system comprises a first ventilation pipe 1, one end of the first ventilation pipe 1 is fixedly connected with a fan 2, the output end of the fan 2 is connected with the inside of a purification chamber 3 through a pipeline, a device for purifying air is arranged inside the purification chamber 3, pollutants in air can be purified, so that the air entering the chamber does not contain substances harmful to human health, a second ventilation pipe 4 is fixedly connected with the outlet end of the purification chamber 3, a first valve 5 is arranged on the second ventilation pipe 4, a blowing pump 6 is also arranged on the second ventilation pipe 4, the blowing pump 6 is arranged on the upper surface of the ground 7 through a fixing structure, the second ventilation pipe 4 is buried in the ground 7, the bottommost end of the second ventilation pipe 4 is fixedly connected with a water collecting pipe 8, the water collecting pipe 8 is fan-shaped, the middle part of the water collecting pipe 8 is fixedly connected with a water collecting pipe 9, a second valve 10 is arranged at one end of the second ventilation pipe 4 far away from the first valve 5, the other end of the second ventilation pipe 4 is communicated with the inside of the drying chamber 11, the second ventilation pipe 4, the water collecting pipe 8, the water accumulating pipe 9 and the second valve 10 are all structures on one branch pipe, or a plurality of groups of branch pipes can be arranged, one group of branch pipes can be arranged at each layer of the second ventilation pipe 4, the later period management is convenient, a third ventilation pipe 12 is arranged at the other side of the drying chamber 11, the other end of the third ventilation pipe 12 is communicated to the building 13, the third ventilation pipe 12 is a main ventilation pipe leading to each floor and can be connected with a plurality of branch pipes, then the ventilation of each household is divided, a first water pumping pipe 14 is arranged in the middle of the bottom end of the water accumulating pipe 9, the first water pumping pipe 14 is U-shaped, a pressure one-way valve 15 is arranged at one end of the first water pumping pipe 14 near the water accumulating pipe 9, the position of the water collecting tank 16 buried in the ground 7 is lower than the position of the water accumulating pipe 9, according to the potential energy difference between the water accumulating pipe 9 and the water collecting tank 16 and the liquid molecular attraction between the liquid, the water in the water accumulating pipe 9 is pumped into the water collecting tank 16, so as to achieve the effect of eliminating the accumulated water, the other side of the water collecting tank 16 is connected with a second water pumping pipe 17, the second water pumping pipe 17 is connected to the ground from the underground, the other end of the second water pumping pipe 17 is communicated with a water pump 18, the water pump 18 is positioned on the upper surface of the ground 7, the output end of the water pump 18 can be connected with a water pipe or a water faucet as a standby water source for watering flowers, the bottom of the building 13 is connected with a circulating pipe 19, the other end of the circulating pipe 19 is connected to the inside of the purifying chamber 3, and is used after the gas discharged from the building 13 is conveyed to, the effect of recycling is achieved, wind energy is saved, and the effect of polluting the outside after indoor air is discharged can be avoided.

Wherein, the water accumulating pipe 9 comprises a flow guide section 91 and a water accumulating section 92, the flow guide section 91 is directly connected with the water accumulating pipes 8 at two ends of the water accumulating pipe 9, the water accumulating section 92 is positioned in the middle of the flow guide section 91, the flow guide section 91 is symmetrically installed about the central line of the water accumulating section 92, the tops of the flow guide section 91 and the water accumulating section 92 are arc-shaped, the circle center and the radius of the arc are the same as those of the water accumulating pipe 8, the bottom side wall of the flow guide section 91 is respectively tangent to the bottom side wall where the water accumulating pipe 8 and the water accumulating section 92 are positioned, the bottom of the water accumulating section 92 is an arc protruding towards the bottom, the shape of the water accumulating section 92 is symmetrically distributed about the central line position of the water accumulating section 92, the central line position of the water accumulating section 92 is provided with small holes, the radius of the small holes is smaller than that of the water accumulating pipe 8, when wind passes through the water accumulating pipe 9, the diversion section 91 can reduce the consumption of other energy and avoid the consumption of wind energy, when the wind passes through the fan 2, a starting speed exists, the sectional area of the pipeline is gradually increased on the left side of the central line of the water accumulation section 92, so that the starting wind speed is gradually reduced to the lowest position of the central line, when the wind leaves the center and continues to go left, the change values of the sectional areas are the same because the two sides are symmetrical about the central line, only the change values are opposite, the sectional area of the pipeline is gradually reduced, the wind speed is gradually increased to the starting speed, the opening of the first water pumping pipe 14 is small, the flow speed is large, the pressure is small, the pressure at the opening is reduced, the wind flows to the water accumulation pipe 8 with large pressure and cannot flow to the inside of the first water pumping pipe 14 according to the Bernoulli principle, the pressure one-way valve 15 is in a closed state, when water accumulation starts to exist inside, because the water collecting pipe 8 is arc-shaped, the accumulated water flows downwards under the action of gravity and flows to the lowest point of the water collecting pipe 8, namely the inner cavity of the water collecting pipe 9, because the inner part of the water collecting pipe 9 is symmetrical, so as long as the water level is inside the water accumulation section 92 and does not flow into the inner cavity of the water accumulation pipe 8, the wind speed will gradually decrease from the initial speed to the lowest value and then gradually increase to the initial value, so that even if water is accumulated inside the water accumulation pipe 8, the ventilation efficiency is not influenced within a controllable range, the overall ventilation sectional area is not reduced, when the accumulated water in the water accumulating section 92 is about to exceed the horizontal plane of the lower bottom of the water accumulating pipe 8, the gravity of the water acts on the pressure one-way valve 15, so that the pressure check valve 15 opens and the accumulated water is drawn into the interior of the water collection tank 16 and then through the water pump 18.

Wherein, the inside of the drying chamber 11 is provided with a fixed circular shaft 111, the outside of the fixed circular shaft 111 is movably provided with a rotating ring 112, the outside of the rotating ring 112 is circumferentially and uniformly distributed with six fan blade shells 113, both sides of the fan blade shells 113 are wave-shaped, the inside of the fan blade shells 113 is filled with a drying agent 114, the drying agent 114 can be massive quicklime or massive soda lime, the fan blade shells 113 are provided with a plurality of air holes for ventilation, the positions of the fan blade shells 113 and the drying agent 114 are aligned with the air inlet of the drying chamber 11, when wind enters the inside of the drying chamber 11, the fan blade shells 113 can be driven to rotate, so that static drying is changed into dynamic drying, the drying speed is accelerated, a humidity detection device can also be arranged inside the drying chamber 11, then an intelligent valve is arranged at the third ventilation pipe 12, the intelligent valve is controlled by the humidity detection device, after the, when the humidity reaches the comfortable range of the human body, the intelligent valve is opened to lead wind to each floor.

The using method of the invention is as follows:

when no water is accumulated inside, external air is sucked from the first ventilation pipe 1 by the fan 2, then the external air is input into the purification chamber 3, the purification equipment in the purification chamber 3 purifies the air, then the first valve 5 and the air blowing pump 6 are opened, an initial wind speed is increased for the wind to be conveyed to a user, the wind is conveyed to the inside of the water collecting pipe 8 through the second ventilation pipe 4, the wind is conveyed to the water collecting pipe 9 through the water collecting pipe 8, the wind speed of the wind passing through the water collecting pipe 9 is changed from large to small and then is changed to original value again due to the shape setting of the water collecting pipe 9 and is symmetrical along the central line of the water collecting pipe 9, the desiccant 114 in the drying chamber 11 rotates under the driving of the wind at the position of the drying chamber 11, so that the moist wind is contacted with the fan blade shell 113 to suck moisture in the inside, the dried wind is conveyed to the user, and then the gas exhausted from the inside of the building 13 is exhausted back to the inside of the purification chamber 3 through the circulating pipe 19, achieving a recycling effect.

When there is ponding inside, because the water gathering pipe 8, the restriction of ponding pipe 9 property, can make ponding under the effect of gravity, flow to the bottom of ponding section 92, because ponding section 92, the shape of water conservancy diversion section 91 is symmetrical about the central line of ponding section 92, as long as the inside ponding horizontal plane of ponding section 92 is below the lower bottom place horizontal plane of ponding pipe 8, the wind speed change reduces earlier, reduce to the minimum, then increase, increase to the start wind speed, when exceeding this horizontal plane, gravity can make pressure check valve 15 open, then utilize the gravitation between potential energy difference and the liquid molecule, make the inside ponding of ponding section 92 inside pumped inside header tank 16, rethread water pump 18 takes out and recycles.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A building ventilation circulation system comprising a first ventilation duct (1), characterized in that: the air purifier is characterized in that one end of the first ventilation pipe (1) is fixedly communicated with the fan (2), the output end of the fan (2) is communicated with the inside of the purifying chamber (3) through a pipeline, the outlet end of the purifying chamber (3) is fixedly connected with a second ventilation pipe (4), the second ventilation pipe (4) is provided with a first valve (5), the second ventilation pipe (4) is further provided with an air blowing pump (6), the air blowing pump (6) is installed on the upper surface of the ground (7) through a fixing structure, the second ventilation pipe (4) is buried in the ground (7), the bottom end of the second ventilation pipe (4) is fixedly connected with a water collecting pipe (8), the middle part of the water collecting pipe (8) is fixedly connected with a water accumulating pipe (9), one end of the second ventilation pipe (4) far away from the first valve (5) is provided with a second valve (10), and the other end of the second ventilation pipe (4) is communicated with the inside of the drying chamber (11, a third ventilation pipe (12) is arranged on the other side of the drying chamber (11), the other end of the third ventilation pipe (12) is connected to a building (13), a first water pumping pipe (14) is arranged in the middle of the bottom end of the water accumulating pipe (9), a pressure one-way valve (15) is arranged at one end, close to the water accumulating pipe (9), of the first water pumping pipe (14), one end of the first water pumping pipe (14) far away from the water accumulating pipe (9) is connected with a water collecting tank (16), the other side of the water collecting tank (16) is connected with a second water pumping pipe (17), the second water pumping pipe (17) is connected to the ground from the underground, the other end of the second water pumping pipe (17) is communicated with a water pump (18), the water pump (18) is positioned on the upper surface of the ground (7), the bottom of the building (13) is connected with a circulating pipe (19), and the other end of the circulating pipe (19) is connected to the inside of the purification chamber (3);

the water accumulating pipe (9) comprises a flow guide section (91) and a water accumulating section (92), the flow guide section (91) is directly connected with the water accumulating pipes (8) at the two ends of the water accumulating pipe (9), the water accumulation section (92) is positioned in the middle of the flow guide section (91), the flow guide section (91) is symmetrically installed around the central line of the water accumulation section (92), the top parts of the flow guide section (91) and the water accumulation section (92) are arc-shaped, the circle center and the radius of the arc-shaped section are the same as those of the water accumulation pipe (8), the bottom side wall of the diversion section (91) is respectively tangent with the bottom side wall where the water collecting pipe (8) and the water accumulating section (92) are positioned, the bottom of the water accumulating section (92) is an arc protruding towards the bottom, and the shape of the water accumulation section (92) is symmetrically distributed about the central line position of the water accumulation section (92), the center line of the water accumulation section (92) is provided with a small hole, and the radius of the small hole is smaller than that of the water collection pipe (8).

2. A building ventilation circulation system according to claim 1, wherein: the internally mounted of drying chamber (11) has fixed circle axle (111), the outside movable mounting of fixed circle axle (111) has rotating ring (112), six flabellum shells (113) have been arranged to the outside circumference equipartition of rotating ring (112), the both sides of flabellum shell (113) are the wave shape, flabellum shell (113) intussuseption is filled with drier (114), drier (114) can be cubic quick lime or cubic soda lime, set up numerous usable ventilative bleeder vents on flabellum shell (113), aim at the air intake installation of drying chamber (11) with the position of flabellum shell (113) and drier (114).

3. A building ventilation circulation system according to claim 1, wherein: the water gathering pipe (8) is fan-shaped.

4. A building ventilation circulation system according to claim 1, wherein: the first water pumping pipe (14) is U-shaped.

5. A building ventilation circulation system according to claim 1, wherein: the position of the water collecting tank (16) buried in the ground (7) is lower than the position of the water collecting pipe (9).