CN111735173B - Synergistic system device for low-grade heat in harmful medium-containing exhaust air of direct-current air conditioner - Google Patents
Synergistic system device for low-grade heat in harmful medium-containing exhaust air of direct-current air conditioner Download PDFInfo
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- CN111735173B CN111735173B CN202010638235.9A CN202010638235A CN111735173B CN 111735173 B CN111735173 B CN 111735173B CN 202010638235 A CN202010638235 A CN 202010638235A CN 111735173 B CN111735173 B CN 111735173B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F7/00—Ventilation
- F24F7/04—Ventilation with ducting systems, e.g. by double walls; with natural circulation
- F24F7/06—Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit
- F24F7/08—Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit with separate ducts for supplied and exhausted air with provisions for reversal of the input and output systems
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/89—Arrangement or mounting of control or safety devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
- F24F13/10—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers
- F24F13/14—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre
- F24F13/15—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre with parallel simultaneously tiltable lamellae
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/28—Arrangement or mounting of filters
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/30—Arrangement or mounting of heat-exchangers
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- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Central Air Conditioning (AREA)
Abstract
The invention discloses a synergistic system device for low-grade heat in harmful medium exhaust air of a straight-flow air conditioner, which comprises a fresh air supply pipeline and an exhaust pipeline, wherein the fresh air supply pipeline is communicated with an indoor environment, fresh air is treated by a fresh air treatment functional section arranged in the fresh air supply pipeline and then is sent to the indoor environment through a blower unit, air in the indoor environment flows out to the outside through the exhaust pipeline, an air return opening is also arranged between the exhaust pipeline and the fresh air supply pipeline, and the air return opening is provided with an air inlet valve which is movably connected and can be opened and closed. The air inlet valve is adjusted to adjust the air flow rate, so that harmful substances are prevented from flowing into the indoor environment again to cause secondary pollution, the amount of harmful media in return air is ensured to be within the treatment capacity range of the fresh air treatment functional section, the overload of the fresh air treatment functional section is avoided, the energy consumption is reduced, and the air inlet valve is simple in structure, convenient to adjust and suitable for various air volume control scenes.
Description
Technical Field
The invention relates to the technical field of direct-flow air conditioner exhaust systems, in particular to a low-grade heat synergistic system device for the direct-flow air conditioner containing harmful medium exhaust.
Background
In the scenes, a direct-current recovery air conditioning unit is usually adopted, the air exhaust section exhausts the gas out of the room directly after passing through a heat exchanger in a direct-current mode, the heat recovery section only recovers cold and heat when the gas is exhausted, and air flows are not crossed completely, so that the waste of cold and heat in the exhaust gas can be avoided.
However, the efficiency of recovering cold and heat of the existing straight-flow air conditioning unit is not high, so how to improve the recovery efficiency is crucial, in addition, the airflow pressure at the heat exchanger part is large, the heat exchanger is overloaded, which causes low and unstable efficiency and energy loss, and meanwhile, in the gas containing harmful media, part of the harmful media flow back into the fresh air, which causes secondary pollution.
Disclosure of Invention
This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. In this section, as well as in the abstract and the title of the invention of this application, simplifications or omissions may be made to avoid obscuring the purpose of the section, the abstract and the title, and such simplifications or omissions are not intended to limit the scope of the invention.
The present invention has been made in view of the above and/or other problems with existing synergistic exhaust system devices.
Therefore, one of the objectives of the present invention is to provide a synergistic system device for low-grade heat in harmful medium exhaust air of a once-through air conditioner, which can adjust the air flow rate by adjusting the air inlet valve, so as to ensure that harmful substances do not flow into the indoor environment again to cause secondary pollution, and at the same time, ensure that the amount of harmful medium in the return air is within the range of the processing capacity of the fresh air processing functional section, thereby avoiding the overload of the fresh air processing functional section, and reducing the energy consumption.
In order to solve the technical problems, the invention provides the following technical scheme: a synergistic system device of low-grade heat in the exhaust air containing harmful media of a straight-flow air conditioner comprises,
the fresh air supply pipeline is communicated with the indoor environment, and fresh air is treated by a fresh air treatment functional section arranged in the fresh air supply pipeline and then is supplied to the indoor environment through an air supply unit; and the number of the first and second groups,
the air conditioner comprises an exhaust pipeline, wherein air in an indoor environment flows through the exhaust pipeline and flows out to the outside, an air return opening is further formed between the exhaust pipeline and a fresh air supply pipeline, and an air inlet valve which can be opened and closed is movably connected at the air return opening.
As a preferable scheme of the synergistic system device of the straight-flow air conditioner containing low-grade heat in harmful medium exhaust air, the straight-flow air conditioner comprises: the air inlet valve comprises an air inlet pipe and an air outlet pipe,
the grid assembly comprises a plurality of groups of grid plates and a plurality of groups of connecting rods for connecting the grid plates, the grid plates and the connecting rods are sequentially and movably connected and symmetrically connected to form a plurality of groups of ventilation areas, and the sections of the ventilation areas are parallelograms; and the number of the first and second groups,
the opening and closing assembly is symmetrically arranged at two ends of the grid assembly and is arranged on the side wall of the air return opening, the opening and closing assembly comprises a telescopic piece, the fixed end of the telescopic piece is connected to the side wall of the air return opening, and the telescopic end is connected to one end of the grid assembly.
As a preferable scheme of the synergistic system device of the straight-flow air conditioner containing low-grade heat in harmful medium exhaust air, the straight-flow air conditioner comprises: the subassembly that opens and shuts still includes the buckled plate shade, the buckled plate shade is elastic structure that can stretch out and draw back, and its both ends respectively with the return air inlet with grid assembly connects, simultaneously, the buckled plate shade cover in the extensible member is outside, the buckled plate shade with do not form the space between the return air inlet lateral wall.
As a preferable scheme of the synergistic system device of the straight-flow air conditioner containing low-grade heat in harmful medium exhaust air, the straight-flow air conditioner comprises: the air inlet valve comprises an air inlet pipe and an air outlet pipe,
the grid assembly comprises a plurality of groups of grid plates and a plurality of groups of connecting rods for connecting the grid plates, the grid plates and the connecting rods are sequentially and movably connected and symmetrically connected to form a plurality of groups of ventilation areas, and the sections of the ventilation areas are parallelograms; and the number of the first and second groups,
and the opening and closing assemblies are symmetrically arranged at two ends of the grid assembly and are arranged on the side wall of the air return opening, and the opening and closing assemblies are in sliding connection with the air return opening.
As a preferable scheme of the synergistic system device of the straight-flow air conditioner containing low-grade heat in harmful medium exhaust air, the straight-flow air conditioner comprises: the grid assemblies are arranged in parallel, and the adjacent grid assemblies are arranged in an inverted mode to form staggered air outlet points.
As a preferable scheme of the synergistic system device of the straight-flow air conditioner containing low-grade heat in harmful medium exhaust air, the straight-flow air conditioner comprises: the surface of the grid plate is coated with an adsorbent.
As a preferable scheme of the synergistic system device of the straight-flow air conditioner containing low-grade heat in harmful medium exhaust air, the straight-flow air conditioner comprises: the fresh air supply pipeline and the exhaust pipeline are also provided with a heat exchanger, air inlets are respectively arranged at the air inlet positions of the fresh air supply pipeline and the exhaust pipeline, which are opposite to the heat exchanger, in the flowing wind direction, and the air inlets can be respectively provided with the air inlet valves.
As a preferable scheme of the synergistic system device of the straight-flow air conditioner containing low-grade heat in harmful medium exhaust air, the straight-flow air conditioner comprises: the fresh air processing functional section comprises a fresh air processing functional section,
the fresh air filtering section is communicated with the air return opening;
the fresh air heat exchange section is internally provided with the heat exchanger; and the number of the first and second groups,
and the air supply section is internally provided with the air supply unit.
As a preferable scheme of the synergistic system device of the straight-flow air conditioner containing low-grade heat in harmful medium exhaust air, the straight-flow air conditioner comprises: the exhaust pipeline comprises a plurality of air outlets,
the exhaust filtering section is internally provided with a harmful gas filter;
the heat exchanger is arranged in the exhaust heat exchange section; and the number of the first and second groups,
and the air exhaust section is provided with an air exhaust unit and communicated with the air return port.
As a preferable scheme of the synergistic system device of the straight-flow air conditioner containing low-grade heat in harmful medium exhaust air, the straight-flow air conditioner comprises: the grid plate and the connecting rod are mutually connected in a rotating mode, and the length of the grid plate is the same as that of the connecting rod.
The invention has the beneficial effects that:
1. the air inlet valve is adjusted to adjust the gas circulation, so that harmful substances are prevented from flowing into the indoor environment again to cause secondary pollution, and meanwhile, the amount of harmful media in return air is ensured to be within the treatment capacity range of the fresh air treatment functional section, the overload of the fresh air treatment functional section is avoided, and the energy consumption is reduced;
2. the excessive instantaneous return air volume is avoided through the air inlet valve, the return air volume is limited to be in a constant range, meanwhile, trace small particle substances in part of the return air are adsorbed, the working load of a fresh air supply pipeline is reduced, the quality of the return air is improved, and the air inlet valve is simple in structure and convenient to adjust;
3. the air inlet valve can uniformly distribute air outflow points while controlling the air flow, thereby increasing the specific surface area, improving the air treatment efficiency and being suitable for various air volume control scenes.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be 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 to obtain other drawings based on these drawings without inventive exercise. Wherein:
fig. 1 is an overall schematic view of the present invention.
Fig. 2 is an installation view of the air return opening of the present invention.
Fig. 3 is a side partial cross-sectional view of the air inlet valve of the present invention.
Fig. 4 is a block diagram of a grid assembly according to the present invention.
Fig. 5 is a schematic view of an air flow path of the air inlet valve according to the first embodiment.
Fig. 6 is a schematic view showing various states of the air inlet valve according to the first embodiment.
Fig. 7 is a schematic view of the air flow path of the air inlet valve in various states according to the first embodiment.
Fig. 8 is a structural view of the air inlet valve in various states.
Fig. 9 is a schematic view of the overall structure of the present invention.
Fig. 10 is a schematic structural view of an air inlet valve according to a third embodiment.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those specifically described and will be readily apparent to those of ordinary skill in the art without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Furthermore, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
In the scenes, a direct-current recovery air conditioning unit is usually adopted, the air exhaust section exhausts the gas out of the room directly after passing through a heat exchanger in a direct-current mode, the heat recovery section only recovers cold and heat when the gas is exhausted, and air flows are not crossed completely, so that the waste of cold and heat in the exhaust gas can be avoided.
However, the efficiency of recovering cold and heat of the existing straight-flow air conditioning unit is not high, so how to improve the recovery efficiency is crucial, in addition, the airflow pressure at the heat exchanger part is large, the heat exchanger is overloaded, which causes low and unstable efficiency and energy loss, and meanwhile, in the gas containing harmful media, part of the harmful media flow back into the fresh air, which causes secondary pollution.
For the convenience of the following structural description, the present invention defines the air flowing direction as the forward direction, that is, the air flowing direction in the fresh air supply duct 100 is the forward direction, and the air discharging direction in the exhaust duct 200 is also the forward direction.
Example 1
Referring to fig. 1 to 8, as a first embodiment of the present invention, the embodiment provides a synergistic system device for low-grade heat in harmful medium exhaust air of a direct current air conditioner, which adjusts the air inlet valve 301 to adjust the air flow rate, so as to ensure that harmful substances do not flow into the indoor environment again to cause secondary pollution, and simultaneously ensure that the amount of harmful media in the return air is within the processing capacity range of the fresh air processing functional section 101, thereby avoiding overload of the fresh air processing functional section 101, and reducing energy consumption.
Specifically, the synergistic system device of the straight-flow air conditioner containing the low-grade heat in the harmful medium exhaust air comprises a fresh air supply pipeline 100 and an exhaust pipeline 200, wherein the fresh air supply pipeline 100 is used for processing the outside environment air through a fresh air processing functional section 101 arranged in the fresh air supply pipeline and then sending the processed outside environment air into the indoor environment, the exhaust pipeline 200 is used for processing the air containing the harmful medium generated in the indoor environment and then discharging the air to the outside, a return air inlet 300 is also arranged between the exhaust pipeline 200 and the fresh air supply pipeline 100, part of the processed and discharged air containing the low-grade heat is transmitted to an inlet pipe opening of the fresh air supply pipeline 100 through the return air inlet 300, the processed air is used for eliminating the harmful substances and is converted by using the low-grade heat and then is circulated through the fresh air supply pipeline 100, further, an air inlet valve 301 which can be opened and closed is movably connected to the return air inlet 300 is also arranged at the position to avoid the air inlet valve 301 containing more harmful medium air, for example, the gas containing harmful substances which needs to be diluted and discharged from high altitude can be adjusted through adjusting the air inlet valve 301 to adjust the gas flux, so that the harmful substances are prevented from flowing into the indoor environment again to cause secondary pollution, and meanwhile, the amount of harmful media in return air is ensured to be within the range of the processing capacity of the fresh air processing functional section 101, the overload of the fresh air processing functional section 101 is avoided, and the energy consumption is reduced.
Further, the intake valve 301 includes a grid assembly 301a and an opening and closing assembly 301b, wherein the grid assembly 301a includes a plurality of sets of grid plates 301a-1 and a plurality of sets of connecting rods 301a-2 for connecting the grid plates 301a-1, the grid plates 301a-1 and the connecting rods 301a-2 are sequentially and movably connected and symmetrically connected to form a plurality of sets of ventilation areas M, preferably, the movable connection is in a hinged manner, that is, the grid plates 301a-1 and the connecting rods 301a-2 are mutually rotatably connected, the symmetrical connection is component connection position symmetry, that is, the position for connecting the grid plates 301a-1 is also connected with the grid plates 301a-1, the size and the shape are not mirror symmetry, the cross section of the ventilation area M is a parallelogram, and the length of the parallelogram is not set, as shown in fig. 5(a), when the length of the grid plate 301a-1 at one side of the fresh air supply pipeline 100 is smaller than the length of the grid plate 301a-1 at one side of the exhaust pipeline 200 When the plate 301a-1 is used, the inflow amount of return air is small, and meanwhile, the return air can absorb a part of trace small particle substances in the return air through the multiple reflection action of the grid plate 301a-1 on one side of the fresh air supply pipeline 100, wherein the grid plate 301a-1 is made of a material with good adsorbability or the surface of the grid plate 301a-1 is coated with an adsorbent, such as activated carbon felt; as shown in fig. 5(b), when the length of the grid plate 301a-1 on one side of the fresh air supply pipeline 100 is greater than that of the grid plate 301a-1 on one side of the exhaust pipeline 200, the inflow amount of return air is greater than that of the return air, and part of air is reflected and returned by the grid plate 301a-1, so that the instantaneous return air amount is prevented from being too large, and the return air amount is limited within a constant range; referring to fig. 6, when the grid plates 301a-1 on both sides are the same size, the return air flow is limited and the solid media therein are also adsorbed, and referring to fig. 7, the workload of the fresh air supply pipeline 100 is reduced and the quality of the return air is improved, and in this embodiment, the case that the grid plates 301a-1 on both sides are the same size is preferred for further explanation.
The opening and closing components 301b are symmetrically arranged at two ends of the grid component 301a and are arranged on the side wall of the air return opening 300, the opening and closing components 301b comprise telescopic pieces 301b-1, the fixed ends of the telescopic pieces 301b-1 are connected to the side wall of the air return opening 300, the telescopic ends are connected to one end of the grid component 301a, the opening and closing components 301b are directly connected with the hinge points of the parallelograms of the individual units directly connected with the grid component 301a, that is, when the opening and closing component 301b drives the grid component 301a to stretch integrally, each individual unit of the grid component 301a can independently follow the deformation and stretching without influencing each other, and the opening and closing component 301b drives the grid component 301a to stretch and change to control the gas flow, as shown in fig. 8, the direct gas flow rate increases when the opening and closing assembly 301b stretches the grill assembly 301a, and decreases when the opening and closing assembly 301b compresses the grill assembly 301 a.
Basically, the subassembly 301b that opens and shuts still includes buckled plate shade 301b-2 specifically, buckled plate shade 301b-2 is the elastic construction that can stretch out and draw back, and its both ends are connected with return air inlet 300 and grid subassembly 301a respectively, and simultaneously, buckled plate shade 301b-2 covers the outsidely of extensible member 301b-1, does not form the space between buckled plate shade 301b-2 and the return air inlet 300 lateral wall, and when extensible member 301b-1 during operation, buckled plate shade 301b-2 cooperation extensible member 301b-1 is tensile, forms the fender that separates simultaneously, prevents that the return air from leaking out.
Example 2
The second embodiment of the present invention is different from the previous embodiment in that the air inlet valve 301 of this embodiment stretches and opens the grill component 301a through the sliding fit between the opening and closing component 301b and the side wall of the air return opening 300, and the opening and closing component 301b can be directly a set of plate members with slots or with sliding blocks, which is simple in structure and convenient to adjust.
Specifically, the air inlet valve 301 includes a grid assembly 301a and an opening and closing assembly 301b, and as in the previous embodiment, the grid assembly 301a includes a plurality of sets of grid plates 301a-1 and a plurality of sets of connecting rods 301a-2 for connecting the grid plates 301a-1, the grid plates 301a-1 and the connecting rods 301a-2 are sequentially and movably connected and symmetrically connected to form a plurality of sets of ventilation areas M, the cross sections of the ventilation areas M are parallelogram, the opening and closing assemblies 301b are symmetrically disposed at two ends of the grid assembly 301a and mounted on the side walls of the air return opening 300, but the opening and closing assembly 301b is slidably connected to the air return opening 300, and specifically can be mounted through a sliding rail chute, and it should be noted that no gap is formed between the opening and closing assembly 301b and the side walls of the air return opening 300, that is, the return air flow cannot flow from outside the ventilation areas M into the air supply duct 100.
Example 3
Referring to fig. 9 and 10, a third embodiment of the present invention is different from the previous embodiment in that the air inlet valve 301 in this embodiment can control the air flow rate and simultaneously uniformly distribute the air outflow points, thereby increasing the specific surface area, improving the air treatment efficiency, and making the air inlet valve 301 suitable for controlling the air volume at the air inlet 401 of the treatment area.
Specifically, a heat exchanger 400 is arranged between the fresh air supply pipeline 100 and the exhaust pipeline 200, the fresh air processing functional section 101 comprises a fresh air filtering section 101b, a fresh air heat exchange section 101c and an air supply section 101d, the air return port 300 is communicated with the fresh air filtering section 101b, the heat exchanger 400 is arranged in the fresh air heat exchange section 101c, an air supply unit 101a is arranged in the air supply section 101d, the air supply unit 101a is a conventional exhaust fan assembly, the exhaust pipeline 200 comprises an exhaust filtering section 201, an exhaust heat exchange section 202 and an exhaust section 203, a harmful gas filter 201a, specifically an air filter, is arranged in the exhaust filtering section 201, which can continuously remove PM2.5, formaldehyde and other harmful substances, and PM2.5 is commonly known as pulmonary particulate matter, a heat exchanger 400 is arranged in an exhaust heat exchange section 202, an exhaust unit 203a is arranged in an exhaust section 203, the exhaust section 203 is communicated with the return air inlet 300, and the exhaust unit 203a is a conventional exhaust fan assembly.
The air inlets 401 are respectively arranged at the air inlet positions of the fresh air supply pipeline 100 and the exhaust pipeline 200 opposite to the heat exchanger 400, the air inlets 401 are respectively provided with air inlet valves 301, on the basis, a plurality of groups of grid assemblies 301a in the air inlet valves 301 at the air inlets 401 are arranged in parallel, and the adjacent grid assemblies 301a are arranged in a mutually inverted manner to form staggered air outlet points, as shown in fig. 10, the air outlet points are uniformly dispersed, the specific surface area is increased, the gas treatment efficiency is improved, the heat exchange efficiency is improved, the overlarge load of the heat exchanger 400 is effectively avoided, and the energy consumption is reduced.
The specific principle is as follows: the air supply unit 101a in the fresh air supply pipeline 100 works to suck external air, the air is sent to the fresh air filtering section 101b for filtering treatment, the air enters the air inlet 401, the opening and closing assembly 301b of the air inlet valve 301 is adjusted, the grid assembly 301a is stretched or compressed to adjust the air output, meanwhile, the staggered air outlet points are uniformly dispersed, the adjacent grid assemblies 301a are reversely arranged to form the staggered air outlet points, the air outlet points are uniformly dispersed, the specific surface area is increased, the heat exchange working efficiency of the heat exchanger 400 is improved, and then the air is sent to the indoor environment through the air supply section 101 d; meanwhile, the ventilator unit 203a in the exhaust pipeline 200 works, indoor air containing harmful media enters the exhaust filtering section 201 to be filtered and purified, enters the air inlet 401 in the indoor air, the opening and closing assembly 301b of the air inlet valve 301 is adjusted to adjust the air output, the heat exchanger 400 finishes heat exchange work, then is exhausted to the external environment through the exhaust section 203 or flows into the fresh air supply pipeline 100 through the air return port 300 for the second time, the air output of the air inlet valve 301 at the air return port 300 is adjusted, micro small particle substances in part of return air are adsorbed through the reflection action of the grid plate 301a-1, the adsorption specific surface area is increased through multiple reflections, meanwhile, the grid plate 301a-1 blocks part of rebounded air, the air output and the air speed are controlled, and the air enters the circulating air supply working process.
In conclusion, the air inlet valve 301 is adjusted to adjust the gas flux, so that harmful substances are prevented from flowing into the indoor environment again to cause secondary pollution, and meanwhile, the amount of harmful media in return air is ensured to be within the treatment capacity range of the fresh air treatment functional section 101, overload of the fresh air treatment functional section 101 is avoided, and energy consumption is reduced; the excessive instantaneous return air volume is avoided through the air inlet valve 301, the return air volume is limited to be in a constant range, meanwhile, trace small particle substances in part of the return air are adsorbed, the working load of the fresh air supply pipeline 100 is reduced, the quality of the return air is improved, and the air inlet valve 301 is simple in structure and convenient to adjust; the air inlet valve 301 is when controlling gas flow, to the distribution that gas outflow point can be even, has increased specific surface area, improves gas treatment efficiency, is applicable to multiple amount of wind control scene.
It should be noted that the above-mentioned embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the claims of the present invention.
Claims (9)
1. A straight-flow air conditioner contains medium of harmful exhaust air low grade heat's increase system device which characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,
the fresh air supply pipeline (100) is communicated with the indoor environment, and fresh air is processed by a fresh air processing functional section (101) arranged in the fresh air supply pipeline and then is sent to the indoor environment through an air supply unit (101 a); and the number of the first and second groups,
the air conditioner comprises an exhaust pipeline (200), wherein air in an indoor environment flows through the exhaust pipeline (200) and flows out to the outside, an air return opening (300) is further arranged between the exhaust pipeline (200) and a fresh air supply pipeline (100), and an air inlet valve (301) which is movably connected and can be opened and closed is arranged at the air return opening (300);
the air inlet valve (301) comprises an air inlet pipe,
the grid assembly (301 a) comprises a plurality of sets of grid plates (301 a-1) and a plurality of sets of connecting rods (301 a-2) for connecting the grid plates (301 a-1), the grid plates (301 a-1) and the connecting rods (301 a-2) are sequentially and movably connected and symmetrically connected to form a plurality of sets of ventilation areas (M), and the sections of the ventilation areas (M) are parallelograms; and the number of the first and second groups,
the opening and closing assembly (301 b) is symmetrically arranged at two ends of the grid assembly (301 a) and is arranged on the side wall of the air return opening (300), the opening and closing assembly (301 b) comprises a telescopic piece (301 b-1), the fixed end of the telescopic piece (301 b-1) is connected to the side wall of the air return opening (300), and the telescopic end is connected to one end of the grid assembly (301 a).
2. The low-grade heat's increase system device in the direct current air conditioner containing harmful medium exhaust of claim 1, characterized in that: subassembly (301 b) opens and shuts still includes buckled plate shade (301 b-2), buckled plate shade (301 b-2) is the elastic construction that can stretch out and draw back, and its both ends respectively with return air inlet (300) with grid subassembly (301 a) is connected, simultaneously, buckled plate shade (301 b-2) cover in extensible member (301 b-1) outside, buckled plate shade (301 b-2) with do not form the space between return air inlet (300) lateral wall.
3. The low-grade heat's increase system device in the direct current air conditioner containing harmful medium exhaust of claim 1, characterized in that: the opening and closing assembly (301 b) is connected with the air return opening (300) in a sliding mode.
4. The low-grade heat's increase system device in the direct current air conditioner containing harmful medium exhaust of claim 3, characterized in that: the plurality of groups of grid assemblies (301 a) are arranged in parallel, and the adjacent grid assemblies (301 a) are arranged in an inverted manner to form staggered air outlet points.
5. The low-grade heat's increase system device in the direct current air conditioner containing harmful medium exhaust of claim 4, characterized in that: the surface of the grid plate (301 a-1) is coated with an adsorbent.
6. The low-grade heat's increase system device in the direct current air conditioner containing harmful medium exhaust of claim 5, characterized in that: a heat exchanger (400) is further arranged between the fresh air supply pipeline (100) and the exhaust pipeline (200), air inlets (401) are respectively arranged at the air inlets of the fresh air supply pipeline (100) and the exhaust pipeline (200) opposite to the heat exchanger (400) in the flowing wind direction, and air inlet valves (301) are respectively arranged on the air inlets (401).
7. The low-grade heat's increase system device in the direct current air conditioner containing harmful medium exhaust of claim 6, characterized in that: the fresh air processing functional section (101) comprises,
the fresh air filtering section (101 b), the air return opening (300) is communicated with the fresh air filtering section (101 b);
a fresh air heat exchange section (101 c) in which the heat exchanger (400) is installed; and the number of the first and second groups,
and an air supply section (101 d) in which the air supply unit (101 a) is disposed.
8. The low-grade heat's synergy system device in the direct current air conditioner containing harmful medium exhaust of claim 7, characterized in that: the exhaust duct (200) comprises,
an exhaust air filtering section (201) in which a harmful gas filter (201 a) is arranged;
an exhaust heat exchange section (202) in which the heat exchanger (400) is installed; and the number of the first and second groups,
the air exhaust section (203), the air exhaust section (203) is provided with an air exhaust unit (203 a), and the air exhaust section (203) is communicated with the air return opening (300).
9. The low-grade heat's synergy system device in the direct current air conditioner containing harmful medium exhaust of claim 8, characterized in that: the grid plate (301 a-1) and the connecting rod (301 a-2) are mutually connected in a rotating way, and the length of the grid plate (301 a-1) is the same as that of the connecting rod (301 a-2).
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| CN114061000A (en) * | 2021-11-26 | 2022-02-18 | 浙江茂源环保科技有限公司 | Energy-conserving fresh air ventilator and energy-conserving fresh air exchange system |
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|---|---|---|---|---|
| SU956928A1 (en) * | 1981-03-30 | 1982-09-07 | Предприятие П/Я В-2203 | Ventilation apparatus |
| CN203215882U (en) * | 2013-03-11 | 2013-09-25 | 深圳奥意建筑工程设计有限公司 | All-air energy-saving air conditioning system |
| CN206929944U (en) * | 2017-05-27 | 2018-01-26 | 江苏盈通建设科技发展有限公司 | The variable air quantity air outlet of purified operation room |
| CN107985061A (en) * | 2017-12-28 | 2018-05-04 | 潍柴动力股份有限公司 | Automobile and its air-inlet grille component |
| CN207348212U (en) * | 2017-10-30 | 2018-05-11 | 崔贇 | A kind of telescopic air-conditioning grid |
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2020
- 2020-07-06 CN CN202010638235.9A patent/CN111735173B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU956928A1 (en) * | 1981-03-30 | 1982-09-07 | Предприятие П/Я В-2203 | Ventilation apparatus |
| CN203215882U (en) * | 2013-03-11 | 2013-09-25 | 深圳奥意建筑工程设计有限公司 | All-air energy-saving air conditioning system |
| CN206929944U (en) * | 2017-05-27 | 2018-01-26 | 江苏盈通建设科技发展有限公司 | The variable air quantity air outlet of purified operation room |
| CN207348212U (en) * | 2017-10-30 | 2018-05-11 | 崔贇 | A kind of telescopic air-conditioning grid |
| CN107985061A (en) * | 2017-12-28 | 2018-05-04 | 潍柴动力股份有限公司 | Automobile and its air-inlet grille component |
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