CN211233284U

CN211233284U - Full heat exchanger with bypass air pipe

Info

Publication number: CN211233284U
Application number: CN201921084109.2U
Authority: CN
Inventors: 鲍纪伟
Original assignee: Green House Environmental Technology Taicang Co ltd
Current assignee: Green House Environmental Technology Taicang Co ltd
Priority date: 2019-07-11
Filing date: 2019-07-11
Publication date: 2020-08-11
Anticipated expiration: 2029-07-11

Abstract

The utility model discloses a take full heat exchanger of bypass tuber pipe, which comprises a housin, be equipped with the new trend chamber in the casing, the supply-air chamber, the return air chamber, the exhaust chamber, the total heat exchange core, first ventilation pipe and second ventilation pipe, be equipped with on the casing respectively with the new trend chamber, the supply-air chamber, the new trend mouth of return air chamber and exhaust chamber intercommunication, the supply-air outlet, return air inlet and air exit, the total heat exchange core includes cross arrangement's first runner and second runner, first runner intercommunication new trend chamber and supply-air chamber, second runner intercommunication return air chamber and the chamber of airing exhaust, first ventilation pipe intercommunication new trend chamber and supply-air chamber, be equipped with the valve in the first ventilation pipe, first ventilation pipe can send the wind in the new trend chamber to the supply-air chamber, second ventilation pipe intercommunication return air chamber and the chamber of airing exhaust, be equipped with the valve in the second ventilation pipe, the second ventilation pipe can send the wind in the return air chamber to the chamber of airing. The utility model discloses the function is perfect, can prolong full heat exchange core life to play energy saving and emission reduction's effect.

Description

Full heat exchanger with bypass air pipe

Technical Field

The utility model relates to a full heat exchanger technical field, in particular to take full heat exchanger of bypass tuber pipe.

Background

The total heat exchanger is a high-efficiency energy-saving heat recovery device, preheats or precools fresh air introduced into an air conditioning system by recovering waste heat in exhaust gas, and reduces (increases) the enthalpy value of the fresh air before the fresh air enters an indoor or a surface cooler of an air conditioning unit for heat-moisture treatment. The load of the air conditioning system is effectively reduced, the energy consumption and the operating cost of the air conditioning system are saved, the contradiction between the improvement of the indoor air quality and the energy conservation of the air conditioner is effectively solved, and the air conditioning system has an irreplaceable effect in the field of energy conservation of the air conditioning system.

The working principle of the total heat exchanger is as follows: when the product is in operation, indoor exhaust air and fresh air respectively flow through the heat exchanger core in a quadrature mode, because the temperature difference and the steam partial pressure difference exist in the air flow at the two sides of the airflow division plate, the heat and mass transfer phenomenon is presented when the two air flows pass through the division plate, and the total heat exchange process is caused. When the air conditioner runs in summer, the fresh air obtains cold energy from air exhaust of the air conditioner, so that the temperature is reduced, and meanwhile, the fresh air is dried by air of the air conditioner, so that the moisture content of the fresh air is reduced; when the air conditioner runs in winter, the fresh air is exhausted from the air conditioning room to obtain heat, and the temperature is increased. Therefore, the energy of the fresh air is recovered from the air exhaust of the air conditioner through the total heat exchange process of the heat exchange core body.

The existing total heat exchanger needs to pass through the total heat exchange core when supplying and exhausting air, and does not need the total heat exchange process of the total heat exchange core when the season is excessive in spring and autumn, but on the contrary, the efficiency of supplying and exhausting air is reduced just because the air needs to pass through the total heat exchange core.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects in the prior art and provide a full heat exchanger with a bypass air pipe, which has the advantages of simple structure, energy conservation and emission reduction. The technical scheme is as follows:

a total heat exchanger with a bypass air pipe comprises a shell, wherein a fresh air cavity, an air supply cavity, an air return cavity, an exhaust cavity, a total heat exchange core, a first ventilation pipe and a second ventilation pipe are arranged in the shell, the shell is provided with a fresh air inlet, an air supply outlet, an air return inlet and an air outlet which are respectively communicated with the fresh air cavity, the air supply cavity, the air return cavity and the air exhaust cavity, the total heat exchange core comprises a first flow passage and a second flow passage which are arranged in a crossed manner, the first flow passage is communicated with the fresh air cavity and the air supply cavity, the second flow passage is communicated with the air return cavity and the air exhaust cavity, the first vent pipe is communicated with the fresh air cavity and the air supply cavity, a valve is arranged in the first ventilation pipe, the first ventilation pipe can send the air in the fresh air cavity to the air supply cavity, the second ventilation pipe is communicated with the air return cavity and the air exhaust cavity, a valve is arranged in the second ventilation pipe, and the second ventilation pipe can convey air in the air return cavity to the air exhaust cavity.

As a further improvement of the utility model, the casing still is equipped with the third tee bend tuber pipe, the third tee bend tuber pipe intercommunication exhaust chamber and air supply chamber, the intracavity of airing exhaust be equipped with the third fan of the connection of third tee bend tuber pipe, the third fan is arranged in passing through the wind in the exhaust chamber the third tee bend tuber pipe send to the air supply chamber.

As a further improvement of the utility model, still be equipped with in the new trend chamber with the fourth fan that first ventilation pipe is connected, the fourth fan is arranged in passing through the wind in the new trend chamber first ventilation pipe send to the air-supply chamber.

As a further improvement of the utility model, still be equipped with in the return air chamber with the fifth fan that the second vent pipe is connected, the fifth fan be used for with wind in the return air chamber passes through the second vent pipe is delivered to the exhaust chamber.

As a further improvement, the fresh air cavity and the return air cavity are internally provided with a first filter screen.

As a further improvement, the first filter screen is provided with a pressure sensor around, pressure sensor is used for measuring the pressure difference around the first filter screen.

As a further improvement, the air supply cavity is provided with a first fan connected with the air supply outlet, and the first fan is used for sending the air in the air supply cavity to the indoor space.

As a further improvement of the utility model, the intracavity of airing exhaust be equipped with the second fan that the air exit is connected, the second fan be used for with the wind of the intracavity of airing exhaust is sent to outdoor.

The utility model has the advantages that:

the utility model discloses a take full heat exchanger of bypass tuber pipe is through setting up first ventilation pipe and second ventilation pipe, and first ventilation pipe intercommunication new trend chamber and air supply chamber, second ventilation pipe intercommunication return air chamber and air exhaust chamber, in the excessive season of spring and autumn, realize air supply and air exhaust through first ventilation pipe and second ventilation pipe, improve the air supply and air exhaust efficiency to play energy saving and emission reduction's effect.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more obvious and understandable, the following preferred embodiments are described in detail with reference to the accompanying drawings.

Drawings

Fig. 1 is a schematic structural view of a total heat exchanger with a bypass vent pipe according to an embodiment of the present invention.

Description of the labeling: 100. a housing; 110. a fresh air cavity; 111. a fresh air port; 112. a second vent pipe; 113. a fourth fan; 114. a first filter screen; 120. an air supply cavity; 121. an air supply outlet; 122. a first fan; 130. an air return cavity; 131. an air return opening; 132. a first vent pipe; 133. a fifth fan; 140. an exhaust chamber; 141. an air outlet; 142. a second fan; 143. a third fan; 150. a total heat exchange core; 160. a third vent pipe; 161. a second filter screen; 200. and (4) a valve.

Detailed Description

The present invention is further described with reference to the following drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention.

Examples

As shown in fig. 1, the total heat exchanger with a bypass air duct in the present invention includes a casing 100, and a fresh air chamber 110, a supply air chamber 120, a return air chamber 130, an exhaust air chamber 140, a total heat exchange core 150, a first ventilation pipe 132, and a second ventilation pipe 112 are disposed in the casing 100.

The casing 100 is provided with a fresh air inlet 111, an air supply outlet 121, an air return inlet 131 and an air exhaust outlet 141 which are respectively communicated with the fresh air cavity 110, the air supply cavity 120, the air return cavity 130 and the air exhaust cavity 140, the fresh air inlet 111, the air supply outlet 121, the air return inlet 131 and the air exhaust outlet 141 are respectively provided with a valve 200, the total heat exchange core 150 comprises a first flow channel and a second flow channel which are arranged in a crossed mode, the first flow channel is communicated with the fresh air cavity 110 and the air supply cavity 120, and the second flow channel is communicated with the air return cavity 130 and the air exhaust cavity 140.

The first fan 122 connected to the air supply opening 121 is disposed in the air supply chamber 120, and the first fan 122 is configured to supply air in the air supply chamber 120 to the room through the air supply opening 121. The second fan 142 connected to the air outlet 141 is disposed in the air discharge chamber 140, and the second fan 142 is used to send air in the air discharge chamber 140 to the outside.

The first ventilation pipe 132 is communicated with the fresh air cavity 110 and the air supply cavity 120, a valve 200 is arranged in the first ventilation pipe 132, the first ventilation pipe 132 can send air in the fresh air cavity 110 to the air supply cavity 120, the second ventilation pipe 112 is communicated with the air return cavity 130 and the air exhaust cavity 140, a valve 200 is arranged in the second ventilation pipe 112, and the second ventilation pipe 112 can send air in the air return cavity 130 to the air exhaust cavity 140.

The fourth fan 113 connected to the first ventilation pipe 132 is further disposed in the fresh air chamber 110, and the fourth fan 113 is configured to send the air in the fresh air chamber 110 to the air supply chamber 120 through the first ventilation pipe 132. The air return cavity 130 is further provided with a fifth fan 133 connected with the second ventilation pipe 112, and the fifth fan 133 is used for sending the air in the air return cavity 130 to the air exhaust cavity 140 through the second ventilation pipe 112.

The casing 100 is further provided with a third ventilation pipe 160, the third ventilation pipe 160 is communicated with the air exhaust cavity 140 and the air supply cavity 120, a second filter screen 161 is arranged in the third ventilation pipe 160, a third fan 143 connected with the third ventilation pipe 160 is arranged in the air exhaust cavity 140, and the third fan 143 is used for sending the air in the air exhaust cavity 140 to the air supply cavity 120 through the third ventilation pipe 160.

In this embodiment, a first filter 114 is provided in the fresh air chamber 110 and the return air chamber 130 for filtering the air entering from the fresh air inlet 111 and the return air inlet 131. Preferably, pressure sensors are disposed before and after the first filter 114, and the pressure sensors are used for measuring a pressure difference before and after the first filter 114. It is detected whether the first filter 114 needs to be replaced or not based on the pressure difference.

In the transition season of spring and autumn, the valves 200 on the first ventilation pipe 132 and the second ventilation pipe 112 are opened, the fourth fan 113 and the fifth fan 133 are opened, and direct air supply and exhaust are realized through the first ventilation pipe 132 and the second ventilation pipe 112, so that the service life of the total heat exchange core 150 can be prolonged. When indoor air internal circulation is needed, the valves 200 on the second ventilation pipe 112 and the air outlet 141 are closed, the valves 200 on the third ventilation pipe 160 and the air supply outlet 121 are opened, the third fan 143 and the first fan 122 are opened, air returns to the air cavity 130 from the air return opening 131, is filtered by the total heat exchange core 150 and enters the air exhaust cavity 140, then is filtered by the air exhaust cavity 140 through the third ventilation pipe 160 and enters the air supply cavity 120, and is supplied to the indoor.

The utility model discloses a take total heat exchanger of bypass tuber pipe is through setting up first ventilation pipe and second ventilation pipe, and first ventilation pipe intercommunication fresh air chamber and air supply chamber, second ventilation pipe intercommunication return air chamber and air exhaust chamber, in the excessive season of spring and autumn, realize air supply and air exhaust through first ventilation pipe and second ventilation pipe, improve air supply and air exhaust efficiency, prolong total heat exchange core life to play energy saving and emission reduction's effect.

The above embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. Equivalent substitutes or changes made by the technical personnel in the technical field on the basis of the utility model are all within the protection scope of the utility model. The protection scope of the present invention is subject to the claims.

Claims

1. A total heat exchanger with a bypass air pipe is characterized by comprising a shell, wherein a fresh air cavity, an air supply cavity, an air return cavity, an air exhaust cavity, a total heat exchange core, a first ventilation pipe and a second ventilation pipe are arranged in the shell, a fresh air port, an air supply port, an air return port and an air exhaust port which are respectively communicated with the fresh air cavity, the air supply cavity, the air return cavity and the air exhaust cavity are arranged on the shell, the total heat exchange core comprises a first flow passage and a second flow passage which are arranged in a crossed mode, the first flow passage is communicated with the fresh air cavity and the air supply cavity, the second flow passage is communicated with the air return cavity and the air exhaust cavity, the first ventilation pipe is communicated with the fresh air cavity and the air supply cavity, a valve is arranged in the first ventilation pipe, the first ventilation pipe can supply air in the fresh air cavity to the air supply cavity, the second ventilation pipe is communicated with the air return cavity and the air exhaust cavity, and a valve is, the second ventilation pipe can send the air in the air return cavity to the exhaust cavity.

2. The total heat exchanger with a bypass air duct according to claim 1, wherein the housing is further provided with a third air duct, the third air duct communicates the exhaust chamber and the supply chamber, a third blower connected to the third air duct is provided in the exhaust chamber, and the third blower is configured to supply the air in the exhaust chamber to the supply chamber through the third air duct.

3. The total heat exchanger with a bypass air duct according to claim 1, wherein a fourth fan connected to the first ventilation duct is further provided in the fresh air chamber, and the fourth fan is configured to send the air in the fresh air chamber to the air feeding chamber through the first ventilation duct.

4. The total heat exchanger with a bypass air duct according to claim 1, wherein a fifth fan connected to the second air duct is further provided in the air return chamber, and the fifth fan is configured to send the air in the air return chamber to the air discharge chamber through the second air duct.

5. The total heat exchanger with a bypass air duct according to claim 1, wherein a first filter screen is disposed in the fresh air chamber and the return air chamber.

6. The total heat exchanger with a bypass air duct according to claim 5, wherein a pressure sensor is disposed before and after the first filter, and the pressure sensor is used for measuring a pressure difference before and after the first filter.

7. The total heat exchanger with a bypass air duct according to claim 1, wherein a first fan connected to the air supply port is provided in the air supply chamber, and the first fan is configured to supply the air in the air supply chamber to the room.

8. The total heat exchanger with a bypass air duct according to claim 1, wherein a second fan is provided in the exhaust chamber and connected to the exhaust port, and the second fan is configured to send the air in the exhaust chamber to the outside.