CN215062650U - Full heat exchanger - Google Patents
Full heat exchanger Download PDFInfo
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- CN215062650U CN215062650U CN202023010135.6U CN202023010135U CN215062650U CN 215062650 U CN215062650 U CN 215062650U CN 202023010135 U CN202023010135 U CN 202023010135U CN 215062650 U CN215062650 U CN 215062650U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
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Abstract
The utility model relates to the technical field of fresh air conditioners and discloses a total heat exchanger, which comprises a box body, wherein an outdoor air inlet area, an outdoor air outlet area, an indoor air inlet area and an indoor air outlet area which are mutually isolated are arranged in the box body, and a bypass area and a total heat core body are also arranged in the box body; still be provided with outdoor air intake on the box, indoor air intake, indoor air outlet, outdoor air outlet, through controlling opening or closing of the internal circulation valve that sets up in this application, bypass valve, mix the blast gate, new trend valve and dirty blast gate to and opening or closing of new trend fan and dirty blast gate, make the total heat exchanger can move the internal circulation mode, mix the wind mode, total heat mode, bypass new trend mode and uniflow mode, the life of total heat core has been prolonged, the cost is saved, the indoor air cleanliness has been ensured, can also guarantee indoor travelling comfort.
Description
Technical Field
The utility model relates to a new trend air conditioner technical field especially relates to a total heat exchanger.
Background
Along with the continuous development of economy, the living standard of people is constantly improved, but simultaneously, what accompanies is that the quality of air worsens increasingly and the haze is more and more serious, consequently people increase by a wide margin to the demand of new trend product. In order to solve the haze removal and energy saving problems, people vigorously research and develop the core part total heat exchanger of the fresh air system.
The total heat exchangers on the market at present are in an operation mode selected manually, so that the indoor air is particularly dirty, and in an operation internal circulation mode, fresh air cannot be introduced and dirty air cannot be exhausted, and the cleanness of the indoor air cannot be ensured in time; in addition, the operation mode only considers the replacement of fresh air and does not consider the temperature comfort, so that the user experience is poor. In addition, the whole heat exchange is operated for a long time, so that the service life of the core body is short, the heat exchange efficiency is poor, and the replacement of the core body frequently leads to the improvement of the use cost.
SUMMERY OF THE UTILITY MODEL
In some embodiments of this application, a total heat exchanger is provided, it includes the inner circulating valve, the bypass valve, mix the blast gate, new blast gate and dirty wind valve, new blast fan and dirty wind fan, through controlling the inner circulating valve that sets up in this application, the bypass valve, mix the blast gate, opening or closing of new blast gate and dirty wind valve, and opening or closing of new blast gate and dirty wind fan, make total heat exchanger can run the inner circulating mode, mix the wind mode, the total heat mode, bypass new trend mode and uniflow mode, the life of total heat core has been prolonged, the cost is saved, indoor air cleanliness has been ensured, can also guarantee indoor temperature travelling comfort.
In some embodiments of this application, the inner loop mode has been add, has still been add the inner loop valve, the inner loop valve set up in indoor air-out district with the junction in indoor air inlet district, opening or closing of inner loop valve is used for control indoor air-out district with the intercommunication in indoor air inlet district or isolated, new trend fan starts, the inner loop valve is opened, new trend fan drives the air current and is in flow in the inner loop wind channel, make the total heat exchanger in this application can run the inner loop mode.
In some embodiments of this application, add the total heat mode, still add fresh air valve with dirty blast gate, fresh air fan drive air current is followed first heat exchange wind channel flows in indoorly, dirty wind fan drive air current is followed second heat exchange wind channel flows in indoorly, makes the total heat exchanger in this application operation total heat mode.
In some embodiments of this application, add the mode of mixing the wind, still add mix the blast gate, mix the blast gate set up in outdoor air-out district with the junction in outdoor air inlet district, the opening or closing of mixing the blast gate is used for control outdoor air-out district with the intercommunication in outdoor air inlet district or isolated, dirty wind fan is used for driving the air current to follow the second heat exchange wind channel flows into outdoors, new wind fan driving air current is in flow in the first heat exchange wind channel, and by outdoor air-out district flows through mix the air current in wind channel and follow first heat exchange wind channel and flow through the air current in outdoor air inlet district is in follow after outdoor air inlet district mixes first heat exchange wind channel flows into indoorly, makes the mode of mixing the wind of full heat exchanger operation in this application.
In some embodiments of this application, add the bypass mode, still add the bypass valve, the bypass valve set up in outdoor air inlet district with the junction in bypass district, opening or closing of bypass valve is used for control outdoor air inlet district with the intercommunication in bypass district or isolated, new trend fan drive air current is followed bypass wind channel inflow is indoor, dirty wind fan drive air current is followed second heat exchange wind channel inflow is outdoor, makes the full heat exchanger in this application operation bypass mode.
In some embodiments of this application, the uniflow mode has been add, new trend fan drive air current is followed first heat exchange wind channel flows into indoorly, makes the total heat exchanger operation uniflow mode in this application.
In some embodiments of the present application, a total heat exchanger is provided, which includes a box body, wherein an outdoor air inlet area, an outdoor air outlet area, an indoor air inlet area and an indoor air outlet area are arranged in the box body, which are mutually isolated, and a bypass area and a total heat core body are further arranged in the box body; the outdoor air inlet is arranged on the box body and communicated with the outdoor air inlet area; the indoor air inlet is arranged on the box body and communicated with the indoor air inlet area; the indoor air outlet is arranged on the box body and communicated with the indoor air outlet area; the outdoor air outlet is arranged on the box body and is communicated with the outdoor air outlet area; the fresh air fan is arranged in the indoor air inlet area and is arranged adjacent to the indoor air inlet so as to drive airflow to flow; the dirty air fan is arranged in the outdoor air outlet area and is arranged adjacent to the outdoor air outlet so as to drive airflow to flow; the fresh air valve is arranged at the outdoor air inlet so as to control the outdoor air inlet area to be communicated or isolated with the outdoor air inlet area; the dirty air valve is arranged at the outdoor air outlet so as to control the outdoor air outlet area to be communicated or isolated; the inner circulating valve is arranged at the joint of the indoor air outlet area and the indoor air inlet area so as to control the communication or isolation of the indoor air outlet area and the indoor air inlet area; the air mixing valve is arranged at the joint of the outdoor air outlet area and the outdoor air inlet area so as to control the communication or isolation of the outdoor air outlet area and the outdoor air inlet area; and the bypass valve is arranged at the joint of the outdoor air inlet area and the bypass area to control the communication and isolation of the outdoor air inlet area and the bypass area.
In some embodiments of the present application, a total heat exchanger is provided, further comprising an internal circulation air duct, one end of the internal circulation air duct is connected to the indoor air outlet, and the other end of the internal circulation air duct is connected to the indoor air inlet, when the internal circulation valve is in an open state, the indoor air outlet area is communicated with the indoor air inlet area, and the internal circulation air duct is configured to guide an air flow from the indoor air outlet to the indoor air inlet; when the internal circulating valve is in a closed state, the indoor air outlet area is isolated from the indoor air inlet area, and no air flow flows in the internal circulating air duct; the air mixing valve is arranged in the air mixing air channel, one end of the air mixing air channel is connected with the outdoor air outlet area, the other end of the air mixing air channel is connected with the outdoor air inlet area, when the air mixing valve is in an open state, the outdoor air outlet area is communicated with the outdoor air inlet area, and the air mixing air channel is used for guiding airflow to flow from the outdoor air outlet area to the outdoor air inlet area; when the air mixing valve is in a closed state, the outdoor air outlet area is isolated from the outdoor air inlet area, and no air flow flows in the air mixing duct; the bypass air channel is used for guiding airflow to flow from the outdoor air inlet to the indoor air inlet through the bypass area; when the bypass valve is in a closed state, the outdoor air inlet area is isolated from the bypass area, and no air flow flows in the bypass air channel; the first heat exchange air channel is used for guiding airflow to flow from the outdoor air inlet to the indoor air inlet, and the total heat core body is further arranged in the first heat exchange air channel; when the fresh air valve is in a closed state, the outdoor air inlet area is isolated from the outdoor air inlet area, and no air flow flows in the first heat exchange air channel; the second heat exchange air duct is used for guiding air flow to flow from the indoor air outlet to the outdoor air outlet, and the total heat core body is further arranged in the second heat exchange air duct; when the dirty blast gate is in the closed condition, outdoor with outdoor air-out district is isolated, no air current flows in the second heat exchange wind channel.
In some embodiments of the present application, a total heat exchanger is provided, when the total heat exchanger operates in an inner circulation mode, the fresh air fan is in an activated state, the inner circulation valve is in an opened state, the bypass valve, the air mixing valve, the dirty air valve, the fresh air valve and the dirty air fan are in a closed state, and the fresh air fan is used for driving an air flow to flow along the inner circulation air duct.
In some embodiments of the present application, when the total heat exchanger runs the mixed wind mode, the fresh air fan with dirty air fan is in the starting state, the fresh air valve with dirty air valve is in the open state, the internal circulation valve with the bypass valve is in the closed state, dirty air fan is used for driving the air current to follow the second heat exchange wind channel flows into outdoors, the fresh air fan is used for driving the air current to follow mix the wind channel with first heat exchange wind channel flows, and by outdoor air-out region flows through mix the air current in wind channel with follow first heat exchange wind channel flows through the air current in outdoor air inlet region is in the mixed back edge of outdoor air inlet region first heat exchange wind channel flows into indoorly.
In some embodiments of the present application, when the total heat exchanger operates in the total heat mode, the fresh air fan and the dirty air fan are in an activated state, the fresh air valve and the dirty air valve are in an opened state, the internal circulation valve, the bypass valve and the air mixing valve are in a closed state, the dirty air fan drives an air flow to flow into the outdoor space along the second heat exchange air channel, and the fresh air fan is used for driving an air flow to flow into the indoor space along the first heat exchange air channel.
In some embodiments of the present application, when the total heat exchanger operates in the bypass mode, the fresh air fan and the dirty air fan are in the start state, the fresh air valve, the dirty air valve and the bypass valve are in the open state, the internal circulation valve and the air mixing valve are in the closed state, the dirty air fan is used for driving the air flow to flow into the outdoor space along the second heat exchange air channel, and the fresh air fan is used for driving the air flow to flow into the indoor space along the bypass air channel.
In some embodiments of the present application, a total heat exchanger is provided, when the total heat exchanger operates in a unidirectional flow mode, the fresh air fan is in an activated state, the fresh air valve is in an opened state, the internal circulation valve, the bypass valve, the dirty air valve, the air mixing valve and the dirty air fan are in a closed state, and the fresh air fan is used for driving an air flow to flow into a room along the first heat exchange air duct.
In some embodiments of the present application, a total heat exchanger is provided, which further includes a first filter screen, the first filter screen is disposed corresponding to the outdoor air inlet, and covers the outdoor air inlet, and the first filter screen is used for filtering impurities in air flow flowing into the outdoor air inlet area; the second filter screen, the second filter screen with indoor air outlet corresponding setting, just the second filter screen cover in indoor air outlet, the second filter screen is used for filtering the inflow impurity in the air current in the indoor air-out district.
In some embodiments of the present application, a total heat exchanger is provided, which further includes a first temperature sensor disposed in the outdoor air inlet area to detect the temperature of the air flowing into the outdoor air inlet area in real time; the second temperature sensor is arranged in the indoor air outlet area to detect the temperature of airflow flowing into the outdoor air inlet area in real time; CO22A sensor arranged in the indoor air outlet region for detecting CO in the air flow flowing into the indoor air outlet region in real time2Concentration of
In some embodiments of the present application, a total heat exchanger is provided, further comprising a controller electrically connected to the first temperature sensor, the second temperature sensor, and the CO2Sensor, the bypass valve, the fresh air valve, the internal circulation valve, the dirty air valve, the stationThe air mixing valve, the fresh air fan and the dirty air fan; the controller is used for controlling the opening or closing of the bypass valve, the fresh air valve, the internal circulation valve, the dirty air valve and the air mixing valve, and the controller is also used for controlling the starting or closing of the fresh air fan and the dirty air fan.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a total heat exchanger according to an embodiment of the present invention;
fig. 2 is a schematic diagram of a total heat exchanger according to an embodiment of the present invention;
fig. 3 is a schematic diagram of an embodiment of the present invention illustrating an operating internal circulation mode of a total heat exchanger;
fig. 4 is a schematic diagram of an embodiment of the present invention illustrating a mixed air mode of operation of a total heat exchanger;
fig. 5 is a schematic diagram of an embodiment of the present invention in which an enthalpy exchanger operates in an enthalpy mode;
FIG. 6 is a schematic diagram of an embodiment of the present invention illustrating a bypass mode of operation of an enthalpy exchanger;
fig. 7 is a schematic diagram of an embodiment of the present invention illustrating one-way flow mode of operation of an enthalpy exchanger;
FIG. 8 is one of the schematic structural diagrams of the fresh air valve, the dirty air valve and the bypass valve in the embodiment of the present invention;
FIG. 9 is a schematic structural diagram of an internal circulation valve and a mixing valve according to an embodiment of the present invention;
fig. 10 is an enlarged view of "a" in fig. 1.
In the figure, the position of the upper end of the main shaft,
100. a box body;
110. a full thermal core;
120. an outdoor air intake area; 121. an outdoor air inlet; 122. a fresh air valve; 123. a first filter screen; 124. a first temperature sensor;
130. an outdoor air outlet area; 131. a mixing valve; 132. an outdoor air outlet; 133. a dirty air valve; 134. a dirty air blower;
140. an indoor air inlet area; 141. an indoor air inlet; 142. a fresh air fan;
150. an indoor air outlet area; 151. an internal circulation valve; 152. an indoor air outlet; 153. a second filter screen; 154. a second temperature sensor; 155. CO22A sensor;
160. a bypass area; 161. a bypass valve;
171. a valve; 172. a body; 173. an electric motor.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, 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 application.
In the description of the present application, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application.
The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless otherwise specified.
In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
Referring to fig. 1 and 2, according to some embodiments of the present application, there is provided a total heat exchanger, which includes a box 100, an outdoor air inlet area 120, an outdoor air outlet area 130, an indoor air inlet area 140, an indoor air outlet area 150, and a bypass area 160 are disposed in the box 100, the outdoor air inlet area 120, the outdoor air outlet area 130, the indoor air inlet area 140, and the indoor air outlet area 150 are isolated from each other, a bypass area 160 and a total heat core 110 are further disposed in the box 100, the bypass area 160 and the indoor air inlet area 140 are communicated, and an internal circulation air duct, an air mixing duct, a bypass air duct, a first heat exchange air duct, and a second heat exchange air duct are further formed in the box 100.
The total heat core 110 provided in the total heat exchanger is used for exchanging heat of the air flow passing through the total heat core 110.
It should be noted that the total heat core 110 is also disposed in the first heat exchange air duct and the second heat exchange air duct.
In addition, one end of the internal circulation air duct is connected to the indoor air outlet 152, and the other end of the internal circulation air duct is connected to the indoor air inlet 141. One end of the air mixing duct is connected to the outdoor air outlet region 130, and the other end of the air mixing duct is connected to the outdoor air inlet region 120. One end of the bypass air duct is connected to the outdoor air inlet 121, and the other end of the bypass air duct is connected to the indoor air inlet 141. One end of the first heat exchange air duct is connected to the outdoor air inlet 121, and the other end of the first heat exchange air duct is connected to the indoor air inlet 141. One end of the second heat-exchange air duct is connected to the indoor air outlet 152, and the other end of the second heat-exchange air duct is connected to the outdoor air outlet 132.
Referring to fig. 1, according to some embodiments of the present application, there is provided an all heat exchanger, an outdoor air inlet 121 is disposed on a box 100, and a fresh air valve 122 is disposed at the position of the outdoor air inlet 121, where the fresh air valve 122 is a valve body structure of a control switch.
The fresh air valve 122 is connected to the outdoor air inlet 121, and the outdoor air inlet 121 is communicated with the outdoor air inlet area 120.
It should be noted that, when the fresh air valve 122 is in the open state, the outdoor and the outdoor air inlet regions 120 are communicated, and the first heat exchange air duct is used for guiding the air flow from the outdoor air inlet 121 to the indoor air inlet 141. When fresh air valve 122 is in the closed state, outdoor air inlet area 140 and indoor air inlet area are isolated, and no air flow flows in the first heat exchange air duct.
In addition, any fresh air valve 122 structure capable of realizing communication or isolation between the outdoor air inlet area 120 and the outdoor air inlet area 120 belongs to the protection range of the application, and the opening angle of the fresh air valve 122 can be adjusted.
It should be noted that, referring to fig. 8, the fresh air valve 122 is composed of a body 172 and a valve 171, the valve 171 is connected to a motor 173, the motor 173 is used for adjusting the opening angle of the valve 171, the motor 173 rotates to drive the valve 171 to rotate, that is, the opening angle of the fresh air valve 122 is adjusted by driving the valve 171 to rotate by the motor 173, and the larger the opening angle of the valve 171 of the fresh air valve 122 is, the larger the airflow flowing through the indoor air inlet 141 is.
Referring to fig. 1, according to some embodiments of the present application, there is provided a total heat exchanger, an outdoor air outlet 132 is disposed on a box 100, and a dirty air valve 133 is disposed at an outdoor air outlet position, where the dirty air valve 133 is a valve body structure of a control switch.
The dirty air valve 133 is used to control the outdoor air outlet area 130 to communicate or isolate with the outdoor air outlet area, i.e. when the dirty air valve 133 is in the open state, the outdoor air inlet area 120 communicates with the outdoor air inlet area, and when the dirty air valve 133 is in the closed state, the outdoor air outlet area 130 is isolated from the outdoor air outlet area.
The dirty air valve 133 is connected to the outdoor air outlet 132, and the outdoor air outlet 132 is connected to the outdoor air outlet region 130.
It should be noted that when the dirty air valve 133 is in the open state, the outdoor and the outdoor air inlet area 120 are communicated, and the second heat-exchange air duct is used to guide the air flow from the indoor air outlet 152 to the outdoor air outlet 132. When the dirty air valve 133 is in the closed state, the outdoor air outlet area 130 is isolated from the outdoor air outlet area, and no air flow flows in the second heat exchange air duct.
In addition, any structure of the dirty air valve 133 that can achieve communication or isolation between the outdoor air-out area 130 and the outdoor air belongs to the protection scope of the present application, and the opening angle of the dirty air valve 133 can be adjusted.
Referring to fig. 8, the dirty air valve 133 is composed of a body 172 and a valve 171, the valve 171 is connected to a motor 173, the motor 173 is used for adjusting the opening angle of the valve 171, the motor 173 rotates to drive the valve 171 to rotate, that is, the motor 173 drives the valve 171 to rotate, so that the opening angle of the dirty air valve 133 can be adjusted, and the larger the opening angle of the valve 171 of the dirty air valve 133 is, the larger the flow rate of the air flowing through the outdoor air outlet 132 is.
Referring to fig. 1, according to some embodiments of the present application, an indoor intake port 141 and an indoor exhaust port 152 are provided on a cabinet 100.
The indoor air inlet 141 is communicated with the indoor air inlet area 140, and the indoor air outlet 152 is communicated with the indoor air outlet area 150.
Referring to fig. 1, according to some embodiments of the present application, a total heat exchanger, fresh air fan 142, is provided within indoor air intake area 140.
The fresh air fan 142 is used for driving the air flow to flow in the box 100,
the fresh air blower 142 is disposed adjacent to the indoor air inlet 141.
It should be noted that the fresh air fan 142 is used for driving the airflow in the first heat exchange air duct to flow.
Referring to fig. 1, according to some embodiments of the present application, there is provided a total heat exchanger, a dirty air blower 134, disposed within an outdoor air outlet region 130.
The dirty air blower 134 is used to drive the air flow in the cabinet 100.
The dirty air blower 134 is disposed adjacent to the outdoor air outlet 132.
It should be noted that the dirty air blower 134 is used for driving the airflow in the second heat exchange air duct to flow.
Referring to fig. 1, according to some embodiments of the present application, there is provided a total heat exchanger, an internal circulation valve 151, disposed in a case 100, the internal circulation valve 151 being a valve body structure for controlling opening and closing.
The internal circulation valve 151 is used for controlling communication or isolation between the indoor air outlet area 150 and the indoor air inlet area 140, that is, when the internal circulation valve 151 is in an open state, the indoor air outlet area 150 is communicated with the indoor air inlet area 140, and when the internal circulation valve 151 is in a closed state, the indoor air outlet area 150 is isolated from the indoor air inlet area 140.
An internal circulation valve 151 is located at the junction of indoor air outlet section 150 and indoor air inlet section 140.
It should be noted that any structure of the internal circulation valve 151 that can communicate or isolate the indoor air outlet area 150 and the indoor air inlet area 140 belongs to the protection scope of the present application, and the opening angle of the internal circulation valve 151 can be adjusted.
Referring to fig. 8, the internal circulation valve 151 is composed of a body 172 and a valve 171, the valve 171 is connected to a motor 173, the motor 173 is used for adjusting the opening angle of the valve 171, the motor 173 rotates to drive the valve 171 to rotate, that is, the motor 173 drives the valve 171 to rotate to adjust the opening angle of the internal circulation valve 151, and the larger the opening angle of the valve 171 of the internal circulation valve 151 is, the larger the flow rate of the air flowing through the internal circulation valve 151 is.
It should be noted that when the internal circulation valve 151 is in an open state, the indoor air outlet area 150 is communicated with the indoor air inlet area 140, and the internal circulation air duct is used for guiding the air flow from the indoor air outlet 152 to the indoor air inlet 141. When the internal circulation valve 151 is in a closed state, the indoor air outlet area 150 is isolated from the indoor air inlet area 140, and no air flow flows in the internal circulation air duct.
In addition, the fresh air fan 142 is also used for driving the airflow in the internal circulation air duct to flow.
Referring to fig. 1, according to some embodiments of the present application, there is provided a total heat exchanger, an air mixing valve 131, disposed in a tank 100, wherein the air mixing valve 131 is a valve body structure of a control switch.
The air mixing valve 131 is used for controlling the connection or isolation between the outdoor air outlet area 130 and the outdoor air inlet area 120, that is, when the air mixing valve 131 is in an open state, the outdoor air outlet area 130 is connected with the outdoor air inlet area 120, and when the air mixing valve 131 is in a closed state, the outdoor air outlet area 130 is isolated from the outdoor air inlet area 120.
The air mixing valve 131 is located at the connection position of the outdoor air outlet area 130 and the outdoor air inlet area 120.
It should be noted that any structure of the air mixing valve 131 that can realize the communication or isolation between the outdoor air outlet area 130 and the outdoor air inlet area 120 belongs to the protection scope of the present application, and the opening angle of the air mixing valve 131 can be adjusted.
Referring to fig. 8, the air mixing valve 131 is composed of a body 172 and a valve 171, the valve 171 is connected to a motor 173, the motor 173 is used for adjusting the opening angle of the valve 171, the motor 173 rotates to drive the valve 171 to rotate, that is, the motor 173 drives the valve 171 to rotate to adjust the opening angle of the air mixing valve 131, and the larger the opening angle of the valve 171 of the air mixing valve 131 is, the larger the flow rate of the air flowing through the air mixing valve 131 is.
In addition, the air mixing channel is used for communicating the outdoor air outlet area 130 and the outdoor air inlet area 120.
It should be noted that, when the air mixing valve 131 is in the open state, the outdoor air outlet region 130 is communicated with the outdoor air inlet region 120, and the air mixing channel is used for guiding the airflow from the outdoor air outlet region 130 to the outdoor air inlet region 120. When the air mixing valve 131 is in a closed state, the outdoor air outlet area 130 is isolated from the outdoor air inlet area 120, and no air flow flows in the air mixing duct.
In addition, the fresh air fan 142 is also used for driving the airflow in the air mixing duct to flow.
Referring to fig. 1, according to some embodiments of the present application, there is provided an all heat exchanger, a bypass valve 161 disposed in a case 100, the bypass valve 161 being a valve structure for controlling a switch.
The bypass valve 161 is used to control the communication or isolation of the outdoor air intake zone 120 and the bypass zone 160, i.e., the outdoor air intake zone 120 and the bypass zone 160 are in communication when the bypass valve 161 is in an open state, and the outdoor air intake zone 120 and the bypass zone 160 are isolated when the bypass valve 161 is in a closed state.
A bypass valve 161 is located at the junction of the outdoor air intake zone 120 and the bypass zone 160.
It should be noted that any structure of the bypass valve 161 that can communicate or isolate the outdoor air intake area 120 and the bypass area 160 falls within the protection scope of the present application, and the opening angle of the bypass valve 161 can be adjusted.
Referring to fig. 8, the bypass valve 161 is composed of a body 172 and a valve 171, the valve 171 is connected to a motor 173, the motor 173 is used for adjusting the opening angle of the valve 171, the motor 173 rotates to drive the valve 171 to rotate, that is, the motor 173 drives the valve 171 to rotate to adjust the opening angle of the bypass valve 161, and the larger the opening angle of the valve 171 of the bypass valve 161 is, the larger the flow rate of the air flowing through the bypass valve 161 is.
In addition, a bypass duct is provided to communicate outdoor intake area 120, bypass area 160, and indoor intake area 140.
It should be noted that when the bypass valve 161 is in the open state, the outdoor air inlet area 120 is communicated with the bypass area 160, and the bypass air duct is used to guide the airflow from the outdoor air inlet 121 to the indoor air inlet 141 through the bypass area 160. When the bypass valve 161 is closed, the outdoor air intake area 120 is isolated from the bypass area 160 and no air flow is in the bypass duct.
In addition, the fresh air blower 142 is also used for driving the airflow in the bypass air duct to flow.
Referring to fig. 1, according to some embodiments of the present disclosure, a total heat exchanger is provided, and a first filter screen 123 is disposed in an outdoor air inlet area 120.
The first filter screen 123 is used for filtering impurities in the air flow flowing into the outdoor air inlet area 120, so that when the air flow guided by the first heat exchange air duct flows and flows through the total heat core 110, the consumption of the total heat core 110 can be reduced, that is, the service life of the total heat core 110 is prolonged, the protection of the total heat core 110 can be realized, that is, the service life of the total heat exchanger in the application is prolonged, and the use cost is further saved.
The first filter 123 is disposed corresponding to the outdoor air inlet 121, and the first filter 123 covers the outdoor air inlet 121.
It should be noted that the first filter screen 123 is connected to an inner wall of at least one side of the outdoor air inlet area 120, and the first filter screen 123 is disposed at an end of the first heat exchange air duct or the bypass air duct close to the outdoor air inlet 121.
Referring to fig. 1, according to some embodiments of the present application, a total heat exchanger, a second filter 153, is provided in the indoor air-out area 150.
The second filter screen 153 is used for filtering impurities in the air flow flowing into the indoor air inlet area 140, so that when the air flow guided by the second heat exchange air duct flows and flows through the total heat core 110, the consumption of the total heat core 110 can be reduced, that is, the service life of the total heat core 110 is prolonged, the protection of the total heat core 110 can be realized, that is, the service life of the total heat exchanger in the application is prolonged, and the use cost is further saved.
Referring to fig. 1, according to some embodiments of the present application, there is provided an all heat exchanger, a first temperature sensor 124, disposed in an outdoor air intake area 120.
The first temperature sensor 124 is used for detecting a first temperature value of the airflow flowing into the outdoor air inlet area 120 in real time.
The first temperature sensor 124 is disposed adjacent to the outdoor air outlet 132.
Referring to fig. 1, according to some embodiments of the present application, there is provided a total heat exchanger, a second temperature sensor 154, disposed in an indoor air outlet zone 150.
The second temperature sensor 154 is used for detecting a second temperature value of the airflow flowing into the indoor air-out area 150 in real time.
The second temperature sensor 154 is disposed adjacent to the indoor air outlet 152.
Referring to FIG. 1, according to some embodiments of the present application, there is provided a total heat exchanger, CO2And the sensor 155 is arranged in the indoor air outlet area 150.
CO2The sensor 155 is used to detect in real time the CO in the airflow flowing into the indoor outlet area 1502A first concentration value of the concentration.
CO2The sensor 155 is disposed adjacent to the indoor air outlet 152.
Note that the second temperature sensor 154 and CO2The sensors 155 are adjacently disposed.
Referring to the drawings, according to some embodiments of the present application, there is provided an enthalpy exchanger, a controller, disposed within a tank 100.
The controller is used for controlling the opening or closing of the bypass valve 161, the fresh air valve 122, the internal circulation valve 151, the dirty air valve 133 and the air mixing valve 131, controlling the starting or closing of the fresh air fan 142 and the dirty air fan 134, and acquiring a first temperature value detected by the first temperature sensor 124, a second temperature value detected by the second temperature sensor 154 and CO detected by the CO2 sensor 155 in real time2Concentration of (2) first concentration value.
Controller and first temperature sensor 124, second temperature sensor 154, CO2The sensor 155, the bypass valve 161, the fresh air valve 122, the internal circulation valve 151, the dirty air valve 133, the air mixing valve 131, the fresh air fan 142 and the dirty air fan 134 are electrically connected.
Referring to fig. 3, according to some embodiments of the present application, there is provided an all heat exchanger, where a first concentration value is not greater than a first preset concentration value, a controller controls a fresh air fan 142 to be in an activated state, an internal circulation valve 151 is in an opened state, a bypass valve 161, an air mixing valve 131, a dirty air valve 133, a fresh air valve 122, and a dirty air fan 134 are in a closed state, and the fresh air fan 142 is configured to drive an air flow to flow along an internal circulation air duct, that is, to flow through the internal circulation air duct from an indoor space and then return to the indoor space, so as to circulate the indoor air flow, that is, the all heat exchanger in the present application operates in an internal circulation mode, which can maintain indoor comfort and cleanliness and meet user requirements.
Referring to fig. 4, according to some embodiments of the present application, there is provided a total heat exchanger, a difference between a first temperature value and a second temperature value is not greater than a first preset temperature value, the first temperature value is greater than the first preset temperature value and less than a second preset temperature value, a controller controls a fresh air fan 142 and a dirty air fan 134 to be in an on state, a fresh air valve 122, a dirty air valve 133 and an air mixing valve 131 to be in an open state, an internal circulation valve 151 and a bypass valve 161 to be in a closed state, an opening angle of the air mixing valve 131 is 30 °, the dirty air fan 134 is configured to drive an air flow to flow outdoors along the second heat exchange air duct, the fresh air fan 142 is configured to drive an air flow to flow along the first heat exchange air duct, and the air flow flowing through the air mixing air duct from an outdoor air outlet region 130 and the air flow flowing through an outdoor air inlet region 120 along the first heat exchange air duct are mixed and then flow to flow indoors along the first heat exchange air inlet region 120, that is, when the full heat exchanger operation mixes the wind mode in this application, can keep indoor travelling comfort and cleanliness, satisfy user's user demand.
Referring to fig. 4, according to some embodiments of the present application, there is provided a total heat exchanger, a difference between a first temperature value and a second temperature value is greater than a first preset temperature value and less than a second preset temperature value, the first temperature value is greater than the first preset temperature value and less than the second preset temperature value, a controller controls a fresh air fan 142 and a dirty air fan 134 to be in an on state, a fresh air valve 122, a dirty air valve 133 and an air mixing valve 131 to be in an on state, an internal circulation valve 151 and a bypass valve 161 to be in an off state, an opening angle of the air mixing valve 131 is 60 °, the dirty air fan 134 is configured to drive an air flow to flow outdoors along the second heat exchange air duct, the fresh air fan 142 is configured to drive an air flow to flow along the first heat exchange air duct, and an air flow flowing from an outdoor air outlet region 130 through the air mixing air duct and an air flow flowing from the outdoor air inlet region 120 along the first heat exchange air inlet region are mixed and then flow to flow indoors along the first heat exchange air inlet region 120, that is, when the full heat exchanger operation mixes the wind mode in this application, can keep indoor travelling comfort and cleanliness, satisfy user's user demand.
Referring to fig. 4, according to some embodiments of the present application, there is provided a total heat exchanger, a difference between a first temperature value and a second temperature value is not less than a second preset temperature value, the first temperature value is greater than the first preset temperature value and less than the second preset temperature value, a controller controls a fresh air fan 142 and a dirty air fan 134 to be in an on state, a fresh air valve 122, a dirty air valve 133 and an air mixing valve 131 to be in an open state, an internal circulation valve 151 and a bypass valve 161 to be in a closed state, an opening angle of the air mixing valve 131 is 90 °, the dirty air fan 134 is configured to drive an air flow to flow outdoors along the second heat exchange air duct, the fresh air fan 142 is configured to drive an air flow to flow along the first heat exchange air duct, and an air flow from the air mixing air duct of the outdoor air outlet region 130 and an air flow passing through the outdoor air inlet region 120 along the first heat exchange air duct are mixed and then flow indoors along the first heat exchange air inlet region 120, that is, when the full heat exchanger in this application operation mixes the wind mode, can keep indoor travelling comfort and cleanliness, satisfy user's user demand.
Referring to fig. 6, according to some embodiments of the present application, there is provided an all heat exchanger, where a difference between a first temperature value and a second temperature value is not greater than a first preset temperature value, and the first temperature value is not less than a second preset temperature value, a controller controls a fresh air fan 142 and a dirty air fan 134 to be in an on state, the fresh air valve 122, the dirty air valve 133, and a bypass valve 161 to be in an on state, an internal circulation valve 151 and an air mixing valve 131 to be in an off state, the dirty air fan 134 is configured to drive an air flow to flow outdoors along a second heat exchange air duct, the fresh air fan 142 is configured to drive an air flow to flow indoors along a bypass air duct, the air flow does not need to pass through the all heat core 110, so as to reduce resistance, the fresh air outside can flow indoors through the bypass air duct quickly, and consumption of the all heat core 110 can be reduced, that is, the service life of the all heat core 110 is prolonged, so as to protect the all heat core 110, namely, prolonged the life of total heat exchanger in this application, further practiced thrift use cost, promptly, when total heat exchanger operation bypass mode in this application, can keep indoor travelling comfort and cleanliness, satisfy user's user demand.
Referring to fig. 5, according to some embodiments of the present application, a total heat exchanger is provided, where a difference between a first temperature value and a second temperature value is greater than a first preset temperature value, and the first temperature value is not less than a second preset temperature value, a controller controls a fresh air fan 142 and a dirty air fan 134 to be in an on state, a fresh air valve 122 and a dirty air valve 133 to be in an on state, an internal circulation valve 151, a bypass valve 161, and an air mixing valve 131 to be in an off state, the dirty air fan 134 drives an air flow to flow outdoors along a second heat exchange air duct, and the fresh air fan 142 is configured to drive an air flow to flow indoors along a first heat exchange air duct.
Referring to fig. 7, according to some embodiments of the present application, a total heat exchanger is provided, when a controller controls a fresh air fan 142 to be in an activated state, a fresh air valve 122 is in an opened state, an internal circulation valve 151, a bypass valve 161, a dirty air valve 133, an air mixing valve 131, and a dirty air fan 134 are in a closed state, and the fresh air fan 142 is configured to drive an air flow to flow into a room along a first heat exchange air duct, that is, the total heat exchanger in the present application operates in a unidirectional flow mode, so that comfort and cleanliness in the room can be maintained, and a user's usage requirement can be met.
According to the first conception of this application, the inner loop mode has been added, still add the inner loop valve, the inner loop valve sets up in the junction in indoor air-out district and indoor air inlet district, the opening or closing of inner loop valve is used for controlling indoor air-out district and indoor air inlet district's intercommunication or isolated, controller control new trend fan is in the starting condition, the inner loop valve is in the open mode, the bypass valve, the mixed air valve, dirty air valve, new trend valve and dirty air fan are in the closed condition, the new trend fan is used for driving the air current and flows along the inner loop wind channel, the inner loop mode in the total heat exchanger operation in this application has been realized, promptly, total heat exchanger operation inner loop mode in this application, can keep indoor travelling comfort and cleanliness, satisfy user's user demand.
According to the second conception of this application, the total heat mode has been added, new trend valve and dirty blast gate have still been added, controller control new trend fan and dirty blast gate are in the starting condition, new trend valve and dirty blast gate are in the open mode, the internal recycle valve, bypass valve and air mixing valve are in the closed condition, dirty blast gate drive air current flows into outdoor along second heat exchange wind channel, new trend fan is used for driving the air current and flows into indoorly along first heat exchange wind channel, the total heat exchanger operation total heat mode in this application has been realized, promptly, during the total heat exchanger operation total heat mode in this application, can keep indoor travelling comfort and cleanliness, satisfy user's user demand.
According to the third concept of the present application, a mixing mode is added, and a mixing valve is also added, the mixing valve is disposed at the connection between the outdoor air-out area and the outdoor air-in area, the opening or closing of the mixing valve is used for controlling the connection or isolation between the outdoor air-out area and the outdoor air-in area, the controller controls the fresh air fan and the dirty air fan to be in the start state, the fresh air valve, the dirty air valve and the mixing valve are in the open state, the internal circulation valve and the bypass valve are in the closed state, the dirty air fan is used for driving the air flow to flow outdoors along the second heat exchange air duct, the fresh air fan is used for driving the air flow to flow along the mixing air duct and the first heat exchange air duct, and the air flow from the outdoor air-out area to the mixing air duct and the air flow from the outdoor air-in area to the outdoor air-in area are mixed and then flow indoors along the first heat exchange air duct, so that the total heat exchanger in the present application operates in the mixing mode, that is, when the full heat exchanger operation mixes the wind mode in this application, can keep indoor travelling comfort and cleanliness, satisfy user's user demand.
According to the fourth concept of the present application, a bypass mode is added, a bypass valve is also added, the bypass valve is arranged at the joint of the outdoor air inlet area and the bypass area, the opening or closing of the bypass valve is used for controlling the communication or isolation between the outdoor air inlet area and the bypass area, the controller controls the fresh air fan and the dirty air fan to be in the starting state, the fresh air valve, the dirty air valve and the bypass valve are in the opening state, the internal circulation valve and the air mixing valve are in the closing state, the dirty air fan is used for driving the air flow to flow into the outdoor space along the second heat exchange air channel, the fresh air fan is used for driving the air flow to flow into the indoor space along the bypass air channel, the air flow does not need to pass through the total heat core body, the resistance is reduced, the outdoor fresh air can quickly flow into the indoor space through the bypass air channel, the consumption of the total heat core body can be reduced, the operation bypass mode of the total heat exchanger in the present application is realized, and the service life of the total heat core body is prolonged, can realize the protection to the total heat core body, promptly, prolong the life of total heat exchanger in this application, further practice thrift use cost, promptly, during the bypass mode of total heat exchanger operation in this application, can keep indoor travelling comfort and cleanliness, satisfy user's user demand.
According to the fifth concept of the application, the uniflow mode is added, the fresh air fan drives the air flow to flow into the room along the first heat exchange air channel, the controller controls the fresh air fan to be in the starting state, the fresh air valve is in the opening state, the internal circulation valve, the bypass valve, the dirty air valve, the air mixing valve and the dirty air fan are in the closing state, the fresh air fan is used for driving the air flow to flow into the room along the first heat exchange air channel, the uniflow mode of the running of the total heat exchanger in the application is realized, namely, the uniflow mode of the running of the total heat exchanger in the application can keep the comfort and the cleanliness in the room, and the use requirements of users are met.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.
Claims (10)
1. An enthalpy exchanger, comprising:
the box body is internally provided with an outdoor air inlet area, an outdoor air outlet area, an indoor air inlet area and an indoor air outlet area which are mutually isolated, and the box body is also internally provided with a bypass area and a total heat core body;
the outdoor air inlet is arranged on the box body and communicated with the outdoor air inlet area;
the indoor air inlet is arranged on the box body and communicated with the indoor air inlet area;
the indoor air outlet is arranged on the box body and communicated with the indoor air outlet area;
the outdoor air outlet is arranged on the box body and is communicated with the outdoor air outlet area;
the fresh air fan is arranged in the indoor air inlet area and is arranged adjacent to the indoor air inlet so as to drive airflow to flow;
the dirty air fan is arranged in the outdoor air outlet area and is arranged adjacent to the outdoor air outlet so as to drive airflow to flow;
the fresh air valve is arranged at the outdoor air inlet so as to control the outdoor air inlet area to be communicated or isolated with the outdoor air inlet area;
the dirty air valve is arranged at the outdoor air outlet so as to control the outdoor air outlet area to be communicated or isolated;
the inner circulating valve is arranged at the joint of the indoor air outlet area and the indoor air inlet area so as to control the communication or isolation of the indoor air outlet area and the indoor air inlet area;
the air mixing valve is arranged at the joint of the outdoor air outlet area and the outdoor air inlet area so as to control the communication or isolation of the indoor air outlet area and the outdoor air inlet area;
and the bypass valve is arranged at the joint of the outdoor air inlet area and the bypass area to control the communication and isolation of the outdoor air inlet area and the bypass area.
2. The enthalpy exchanger according to claim 1, further comprising:
when the internal circulation valve is in an open state, the indoor air outlet area is communicated with the indoor air inlet area, and the internal circulation air duct is used for guiding airflow from the indoor air outlet to the indoor air inlet;
when the internal circulating valve is in a closed state, the indoor air outlet area is isolated from the indoor air inlet area, and no air flow flows in the internal circulating air duct;
the air mixing valve is arranged in the air mixing air channel, one end of the air mixing air channel is connected with the outdoor air outlet area, the other end of the air mixing air channel is connected with the outdoor air inlet area, when the air mixing valve is in an open state, the outdoor air outlet area is communicated with the outdoor air inlet area, and the air mixing air channel is used for guiding airflow to flow from the outdoor air outlet area to the outdoor air inlet area;
when the air mixing valve is in a closed state, the outdoor air outlet area is isolated from the outdoor air inlet area, and no air flow flows in the air mixing duct;
the bypass air channel is used for guiding airflow to flow from the outdoor air inlet to the indoor air inlet through the bypass area;
when the bypass valve is in a closed state, the outdoor air inlet area is isolated from the bypass area, and no air flow flows in the bypass air channel;
the first heat exchange air channel is used for guiding airflow to flow from the outdoor air inlet to the indoor air inlet, and the total heat core body is further arranged in the first heat exchange air channel;
when the fresh air valve is in a closed state, the outdoor air inlet area is isolated from the outdoor air inlet area, and no air flow flows in the first heat exchange air channel;
the second heat exchange air duct is used for guiding air flow to flow from the indoor air outlet to the outdoor air outlet, and the total heat core body is further arranged in the second heat exchange air duct;
when the dirty blast gate is in the closed condition, outdoor with outdoor air-out district is isolated, no air current flows in the second heat exchange wind channel.
3. The enthalpy exchanger according to claim 2, wherein when the enthalpy exchanger operates in an inner circulation mode, the fresh air fan is in an activated state, the inner circulation valve is in an opened state, the bypass valve, the mix air valve, the dirty air valve, the fresh air valve, and the dirty air fan are in a closed state, and the fresh air fan is configured to drive an air flow along the inner circulation duct.
4. The total heat exchanger according to claim 2, wherein when the total heat exchanger operates in the air mixing mode, the fresh air fan and the dirty air fan are in an activated state, the fresh air valve, the dirty air valve and the air mixing valve are in an opened state, the internal circulation valve and the bypass valve are in a closed state, the dirty air fan is configured to drive the air flow along the second heat exchange duct to the outdoor, the fresh air fan is configured to drive the air flow along the first heat exchange duct, and the air flow from the outdoor air outlet region through the air mixing duct and the air flow along the first heat exchange duct through the outdoor air inlet region are mixed and then flow along the first heat exchange duct to the indoor.
5. The total heat exchanger according to claim 2, wherein when the total heat exchanger operates in the total heat mode, the fresh air fan and the dirty air fan are in an activated state, the fresh air valve and the dirty air valve are in an opened state, the internal circulation valve, the bypass valve and the air mixing valve are in a closed state, the dirty air fan drives an air flow along the second heat exchange air path to the outside, and the fresh air fan drives an air flow along the first heat exchange air path to the inside.
6. The total heat exchanger according to claim 2, wherein when the total heat exchanger operates in the bypass mode, the fresh air fan and the dirty air fan are in an activated state, the fresh air valve, the dirty air valve and the bypass valve are in an opened state, the internal circulation valve and the air mixing valve are in a closed state, the dirty air fan is configured to drive an air flow along the second heat exchange air path to the outside, and the fresh air fan is configured to drive an air flow along the bypass air path to the inside.
7. The enthalpy exchanger according to claim 2, wherein when the enthalpy exchanger operates in the unidirectional flow mode, the fresh air fan is in an activated state, the fresh air valve is in an opened state, the internal circulation valve, the bypass valve, the dirty air valve, the air mix valve, and the dirty air fan are in a closed state, and the fresh air fan is configured to drive an air flow into a chamber along the first heat exchange air path.
8. The total heat exchanger according to any one of claims 3 to 7, further comprising:
the first filter screen is arranged corresponding to the outdoor air inlet and covers the outdoor air inlet, and the first filter screen is used for filtering impurities in air flow flowing into the outdoor air inlet area;
the second filter screen, the second filter screen with indoor air outlet corresponding setting, just the second filter screen cover in indoor air outlet, the second filter screen is used for filtering the inflow impurity in the air current in the indoor air-out district.
9. The total heat exchanger according to any one of claims 3 to 7, further comprising:
the first temperature sensor is arranged in the outdoor air inlet area to detect the temperature of air flow flowing into the outdoor air inlet area in real time;
the second temperature sensor is arranged in the indoor air outlet area to detect the temperature of airflow flowing into the outdoor air inlet area in real time;
CO2a sensor arranged in the indoor air outlet region for detecting CO in the air flow flowing into the indoor air outlet region in real time2And (4) concentration.
10. The enthalpy exchanger according to claim 9, further comprising:
a controller electrically connected to the first temperature sensor, the second temperature sensor, the CO2A sensor, the bypass valve, the fresh air valve, the internal circulation valve, the dirty air valve, the mix air valve, the fresh air fan, and the dirty air fan;
the controller is used for controlling the opening or closing of the bypass valve, the fresh air valve, the internal circulation valve, the dirty air valve and the air mixing valve, and the controller is also used for controlling the starting or closing of the fresh air fan and the dirty air fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023010135.6U CN215062650U (en) | 2020-12-14 | 2020-12-14 | Full heat exchanger |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023010135.6U CN215062650U (en) | 2020-12-14 | 2020-12-14 | Full heat exchanger |
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| Publication Number | Publication Date |
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| CN215062650U true CN215062650U (en) | 2021-12-07 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117847675A (en) * | 2024-03-08 | 2024-04-09 | 苏州贝昂智能科技股份有限公司 | Total heat exchange equipment |
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2020
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117847675A (en) * | 2024-03-08 | 2024-04-09 | 苏州贝昂智能科技股份有限公司 | Total heat exchange equipment |
| CN117847675B (en) * | 2024-03-08 | 2024-05-31 | 苏州贝昂智能科技股份有限公司 | Total heat exchange equipment |
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