CN215675387U

CN215675387U - heat exchange equipment

Info

Publication number: CN215675387U
Application number: CN202122145678.7U
Authority: CN
Inventors: 陈泳霖; 黄旭盈; 李胤媛; 徐旺; 梁桂源
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2021-09-06
Filing date: 2021-09-06
Publication date: 2022-01-28
Anticipated expiration: 2031-09-06

Abstract

The utility model relates to a heat exchange device. The heat exchange device comprises: a first heat exchanger with a first inlet and a first outlet communicated with each other; at least two heat dissipation mechanisms, each of which is correspondingly arranged in each indoor space There is a second inlet and a second outlet that communicate with each other; the second inlet of each radiating mechanism is controllably communicated with the first outlet of the first heat exchanger, and the second outlet of each radiating mechanism is controllably communicated with the first outlet of the first heat exchanger. A first inlet of a heat exchanger communicates with each other; wherein, the heat exchange device further includes a bypass passage, and the bypass passage communicates with at least two heat dissipation mechanisms in a controlled manner. When the user wants to move from one of the indoor spaces corresponding to the two radiating mechanisms communicated through the bypass passage to the other indoor space, the hot water in the radiating mechanism corresponding to the indoor space can be transported through the bypass passage to the about-to-be-moved-in indoor space. In the heat dissipation mechanism corresponding to the indoor space, the moving into the indoor space is heated, which reduces the waiting time for preheating.

Description

Heat exchange equipment

Technical Field

The utility model relates to the technical field of heat exchange, in particular to heat exchange equipment.

Background

A heat exchange device is a device that enables heat to be transferred from a hot fluid to a cold fluid. The wall-mounted boiler is used as heat exchange equipment, uses natural gas as energy, has a strong household central heating function, can meet the requirement of multi-room heating, and is widely applied to the life of people.

The conventional wall-mounted boiler supplies heat to the indoor space in a unified manner, and cannot meet the requirement of a user on different indoor space heating differences, so that resource waste is caused. In order to meet the different requirements of users on heating of different indoor spaces, wall-mounted furnaces for heating in different rooms are produced.

However, for the conventional wall-hanging stove with the room-divided control, when a user wants to move from one indoor space to another indoor space, preheating is needed in advance, and the preheating waiting time is long.

SUMMERY OF THE UTILITY MODEL

Based on this, it is necessary to provide a heat exchange device capable of reducing the preset waiting time for solving the problem that the conventional wall-mounted furnace has a long preheating waiting time.

A heat exchange apparatus, comprising:

the first heat exchanger is provided with a first inlet and a first outlet which are communicated with each other;

the heat dissipation mechanism is arranged in each indoor space and provided with a second inlet and a second outlet which are communicated with each other; the second inlet of each heat dissipation mechanism is controllably in communication with the first outlet of the first heat exchanger, and the second outlet of each heat dissipation mechanism is controllably in communication with the first inlet of the first heat exchanger;

the heat exchange equipment further comprises a bypass passage, and the bypass passage is communicated with at least two heat dissipation mechanisms in a controlled mode.

In one embodiment, the bypass passage is in controlled communication with any two of the heat dissipation mechanisms.

In one embodiment, one bypass passage is arranged between every two heat dissipation mechanisms, and all the bypass passages are independent from each other.

In one embodiment, the heat exchange device further comprises a first valve, and the first valve is mounted on the bypass passage and used for controlling the on-off of the two heat dissipation mechanisms.

In one embodiment, the heat exchange device further comprises a first power mechanism, and the first power mechanism can provide flow power for liquid to flow between the two heat dissipation mechanisms communicated through the bypass passage.

In one embodiment, the bypass passage is in controlled communication with any two of the heat dissipation mechanisms;

the number of the first power mechanisms is equal to that of the heat dissipation mechanisms, and each heat dissipation mechanism is correspondingly provided with one first power mechanism.

In one embodiment, the heat exchange device further comprises:

the quantity of the liquid inlet passages is equal to that of the heat dissipation mechanisms, the liquid inlet passages are arranged in one-to-one correspondence, and each liquid inlet passage is communicated between the first outlet of the first heat exchanger and the second inlet of each heat dissipation mechanism in a controlled manner;

the liquid outlet passages are equal in number to the heat dissipation mechanisms and are arranged in one-to-one correspondence, and each liquid outlet passage is communicated between the second outlet of each heat dissipation mechanism and the first inlet of the first heat exchanger in a controlled manner.

In one embodiment, the bypass passage is communicated with the heat dissipation mechanism through the liquid inlet passage; or the bypass passage is communicated with the heat dissipation mechanism through the liquid outlet passage.

In one embodiment, the heat exchange device further comprises a number of second valves equal to the number of the liquid inlet passages, and each second valve is mounted on each liquid inlet passage and used for controlling the on-off of the liquid inlet passage.

In one embodiment, the heat exchange equipment further comprises third valves, the number of the third valves is equal to that of the liquid outlet passages, and each third valve is arranged on each liquid outlet passage and used for controlling the on-off of the liquid outlet passages.

In one embodiment, the heat exchange device is a wall-hanging stove.

Above-mentioned indirect heating equipment, because every heat dissipation mechanism corresponds and sets up in the different indoor spaces, when the user wants to remove to another indoor space in from one of them indoor space that two heat dissipation mechanisms that communicate through the bypass passageway correspond, can carry the hot water that moves out in the heat dissipation mechanism that the indoor space corresponds to in will moving into the heat dissipation mechanism that the indoor space corresponds through the bypass passageway, heat for the interior space of immigration, reduced and preheated latency. Meanwhile, the bypass passage conveys the hot water in the heat dissipation mechanism corresponding to the moved indoor space to the heat dissipation mechanism corresponding to the moved indoor space, and the waste of resources is reduced.

Drawings

FIG. 1 is a schematic diagram of a heat exchange apparatus according to an embodiment of the present invention;

fig. 2 is a flowchart of a control method of a heat exchange device according to an embodiment of the present invention.

100. Heat exchange equipment; 10. a first heat exchanger; 21. a first heat dissipation mechanism; 22. a second heat dissipation mechanism; 23. a third heat dissipation mechanism; 30. a burner; 40. a gas passage; 50. a gas proportional valve; 60. a fan; 70. a smoke exhaust pipe; 81. a first liquid inlet passage; 82. a second liquid inlet passage; 83. a third liquid inlet passage; 91. a first liquid outlet passage; 92. a second liquid outlet passage; 93. a third liquid outlet passage; 110. a liquid separator; 120. a second valve; 130. a liquid collector; 141. a first three-way valve; 142. a second three-way valve; 143. a four-way valve; 150. a second power mechanism; 161. a first bypass passage; 162. a second bypass passage; 163. a third bypass passage; 170. a first power mechanism; 180. a first temperature sensor; 190. a second heat exchanger; 200. a cold water passage; 210. a domestic water pathway; 220. a first path; 230. a second path; 240. a third path; 250. a fourth path; 260. a second temperature sensor; 270. a fifth path; 280. an expansion tank.

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. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the utility model.

Furthermore, 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 at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

Referring to fig. 1, an embodiment of the present invention provides a heat exchange device 100, and specifically, the heat exchange device 100 is a wall-hanging stove. It should be understood that in other embodiments, there is no limitation on the type of heat exchange device 100.

The technical scheme of the utility model is explained in detail below by taking the heat exchange device 100 as a wall-mounted furnace as an example. The present embodiment is merely exemplary and does not limit the technical scope of the present invention. In addition, the drawings in the embodiments omit unnecessary components and clearly show the technical features of the utility model.

The hanging stove includes first heat exchanger 10 and heat dissipation mechanism, and first heat exchanger 10 has the first entry and the first export of intercommunication each other, and heat dissipation mechanism locates the interior space and has the second entry and the second export of intercommunication each other. The second inlet of the heat dissipation mechanism is controllably in communication with the first outlet of the first heat exchanger 10 and the second outlet of the heat dissipation mechanism is controllably in communication with the first inlet of the first heat exchanger 10. The wall-hanging stove further includes a burner 30, and the burner 30 is used to provide energy for heat exchange with the water flowing in the first heat exchanger 10.

When the second inlet of the heat dissipation mechanism is in communication with the first outlet of the first heat exchanger 10 and the second outlet of the heat dissipation mechanism is in communication with the first inlet of the first heat exchanger 10. Water in the heat dissipation mechanism enters the first heat exchanger 10 from the second outlet through the first inlet, flue gas generated by the burner 30 exchanges heat with water flowing in the first heat exchanger 10, the water formed after heat exchange flows to the first outlet and enters the heat dissipation mechanism again through the second inlet of the heat dissipation mechanism for recycling, and therefore heating of the indoor space is achieved.

The wall-hanging stove includes the controller, and combustor 30 is connected with the controller, and the controller controls combustor 30 work.

The wall-mounted furnace further comprises a gas passage 40, a gas proportional valve 50, a fan 60 and a smoke exhaust pipe 70, wherein the gas passage 40 is communicated with the combustor 30, and the gas proportional valve 50 is electrically connected with the controller and assembled on the gas passage 40 and used for adjusting the proportion of gas flowing to the combustor 30. The fan 60 is electrically connected to the controller, and is configured to discharge the flue gas, which is formed by heat exchange with the water in the first heat exchanger 10, into the flue pipe, and discharge the flue gas from the flue pipe to the outside.

The wall-mounted furnace further comprises a liquid inlet passage and a liquid outlet passage, the liquid inlet passage is communicated between the second inlet of the heat dissipation mechanism and the first outlet of the first heat exchanger 10 in a controlled manner, and the liquid outlet passage is communicated between the second outlet of the heat dissipation mechanism and the first inlet of the first heat exchanger 10 in a controlled manner.

When the liquid inlet passage communicates the first heat exchanger 10 and the heat dissipation mechanism, and the liquid outlet passage communicates the first heat exchanger 10 and the heat dissipation mechanism, water in the heat dissipation mechanism flows to the first heat exchanger 10 through the liquid outlet passage, flue gas generated by the burner 30 exchanges heat with water flowing in the first heat exchanger 10, water formed after heat exchange flows to the liquid inlet passage and flows to the heat dissipation mechanism from the liquid inlet passage, water in the heat dissipation mechanism exchanges heat with indoor cold air, the water temperature is reduced, and the water flows to the liquid outlet passage from the heat dissipation mechanism to be circulated again, so that heating of an indoor space is realized.

Further, the heat dissipation mechanisms comprise at least two heat dissipation mechanisms, each heat dissipation mechanism is arranged in each indoor space, the liquid inlet passages and the liquid outlet passages are equal to the heat dissipation mechanisms in number and are arranged in a one-to-one correspondence mode, each liquid inlet passage is communicated between a first outlet of the first heat exchanger 10 and a second inlet of each heat dissipation mechanism in a controlled mode, and each liquid outlet passage is communicated between a second outlet of each heat dissipation mechanism and a first inlet of the first heat exchanger 10 in a controlled mode.

So, the hanging stove can realize giving a plurality of different interior space heating. Meanwhile, each liquid inlet passage is communicated with the second inlet of each heat dissipation mechanism and the first outlet of the first heat exchanger 10 in a controlled manner, and each liquid outlet passage is communicated with the second outlet of each heat dissipation mechanism and the first inlet of the first heat exchanger 10 in a controlled manner, so that the indoor spaces can be selectively heated, and the central heating is not required.

Specifically, the liquid inlet passage and the liquid outlet passage are both tubular structures. Of course, in other embodiments, the shapes of the liquid inlet passage and the liquid outlet passage are not limited.

In an embodiment, the wall-mounted boiler further includes a liquid separator 110, each liquid inlet passage is communicated with the first heat exchanger 10 through the liquid separator 110, that is, the liquid separator 110 is communicated with the first outlet of the first heat exchanger 10 through the first passage 220, one end of each liquid inlet passage, which is not connected to the heat dissipation mechanism, is communicated with the liquid separator 110, and the hot water flowing out of the first outlet of the first heat exchanger 10 passes through the liquid separator 110 and enters the liquid inlet passage. It should be understood that in other embodiments, the wall-hanging stove may omit the liquid separator 110, and the liquid inlet paths may directly communicate with the first heat exchanger 10, or all the liquid inlet paths may converge to one liquid inlet path to communicate with the first heat exchanger 10, or all the liquid inlet paths converge to communicate with the first heat exchanger 10 through an additional pipeline, which is not limited herein.

Further, the wall-mounted boiler further comprises second valves 120, the number of the second valves 120 is equal to the number of the liquid inlet passages, and each second valve 120 is assembled on each liquid inlet passage and used for controlling the on-off of the liquid inlet passage. Specifically, the second valve 120 is an electrically controlled stop valve and is electrically connected to a controller, and the controller controls the opening and closing of the second valve 120.

In one embodiment, with continued reference to fig. 1, the wall-hanging stove further includes a liquid collector 130, each liquid outlet passage is communicated with the first heat exchanger 10 through the liquid collector 130, that is, the liquid collector 130 is communicated with the first inlet of the first heat exchanger 10 through the second passage 230, one end of each liquid outlet passage, which is not connected to the heat dissipation mechanism, is communicated with the liquid collector 130, and water flowing out of the heat dissipation mechanism passes through the liquid collector 130 and enters the first heat exchanger 10. It should be understood that in other embodiments, the liquid collector 130 may be omitted, and the liquid outlet passages may directly communicate with the first heat exchanger 10, or all the liquid outlet passages converge to one liquid outlet passage to communicate with the first heat exchanger 10, or all the liquid outlet passages converge to communicate with the first heat exchanger 10 through an additional pipeline, which is not limited herein.

Further, the wall-mounted stove also comprises third valves, the number of the third valves is equal to that of the liquid outlet passages, and each third valve is assembled on each liquid outlet passage and used for controlling the on-off of the liquid outlet passages. Specifically, the second valve 120 is an electrically controlled stop valve and is electrically connected to a controller, and the controller controls the third valve to open and close.

With the above arrangement, when the indoor space corresponding to one of the heat dissipation mechanisms needs to be heated, since each heat dissipation mechanism corresponds to one liquid outlet passage and one liquid inlet passage, the controller controls the second valve 120 mounted on the liquid inlet passage corresponding to the heat dissipation mechanism to be opened, the third valve mounted on the liquid outlet passage corresponding to the heat dissipation mechanism to be opened, and the liquid circulates among the heat dissipation mechanism, the liquid outlet passage, the liquid collector 130, the first heat exchanger 10, the liquid distributor 110 and the liquid inlet passage, so as to heat the indoor space.

The wall-mounted boiler further comprises a second power mechanism 150, wherein the second power mechanism 150 is arranged on the second passage 230 and is used for providing flow force for water to flow among the first heat exchanger 10, the liquid inlet passage, the heat dissipation mechanism and the liquid outlet passage. Specifically, the second power mechanism 150 is a water pump.

In one embodiment, the wall-hanging stove further comprises a bypass passage, and the bypass passage is in controlled communication with the at least two heat dissipation mechanisms. Therefore, each heat dissipation mechanism is correspondingly arranged in different indoor spaces, when a user wants to move from one of the indoor spaces corresponding to the two heat dissipation mechanisms communicated through the bypass passage to the other indoor space, hot water in the heat dissipation mechanism corresponding to the moved-out indoor space can be conveyed into the heat dissipation mechanism corresponding to the moved-in indoor space through the bypass passage to heat the moved-in indoor space, and preheating waiting time is reduced. Meanwhile, the bypass passage conveys the hot water in the heat dissipation mechanism corresponding to the moved indoor space to the heat dissipation mechanism corresponding to the moved indoor space, and the waste of resources is reduced.

Further, the bypass passage is in controlled communication with any two heat dissipation mechanisms. By the arrangement, when a user moves from the indoor space corresponding to any heat dissipation mechanism to the indoor space corresponding to another heat dissipation mechanism, hot water in the heat dissipation mechanism corresponding to the shifted indoor space can be conveyed to the heat dissipation mechanism corresponding to the shifted indoor space through the bypass passage to heat the shifted indoor space, and preheating waiting time is reduced.

In one embodiment, a bypass passage is arranged between any two heat dissipation mechanisms, and all the bypass passages are independent. It should be understood that in other embodiments, portions of the bypass path may be provided having a common portion.

In one embodiment, the bypass passage communicates with the heat dissipating mechanism through the inlet passage to communicate any two of the heat dissipating mechanisms. For example, two heat dissipation mechanisms are disposed in two indoor spaces, respectively, a heat dissipation mechanism corresponding to a movement out of an indoor space is defined as an initial heat dissipation mechanism, and a heat dissipation mechanism corresponding to a movement into an indoor space is defined as a target heat dissipation mechanism. The liquid inlet passage corresponding to the initial heat dissipation mechanism is defined as an initial liquid inlet passage, the liquid inlet passage corresponding to the target heat dissipation mechanism is defined as a target liquid inlet passage, and two ends of the bypass passage are respectively connected with the initial liquid inlet passage and the target liquid inlet passage. The liquid outlet passage corresponding to the initial heat dissipation mechanism is positioned as an initial liquid outlet passage, and the liquid outlet passage corresponding to the target heat dissipation mechanism is defined as a target liquid outlet passage.

According to the arrangement, when a user moves from the indoor space to the indoor space, the second valve 120 assembled on the initial liquid inlet passage is controlled to be closed, the third valve assembled on the initial liquid outlet passage is controlled to be closed, the second valve 120 assembled on the target liquid inlet passage is controlled to be opened or closed, the third valve assembled on the target liquid outlet passage is controlled to be opened, the bypass passage between the initial heat dissipation mechanism and the target heat dissipation mechanism is conducted, and hot water in the initial heat dissipation mechanism flows into the target heat dissipation mechanism through the bypass passage.

In another embodiment, the bypass passage is communicated with the heat dissipation mechanisms through the liquid outlet passage so as to communicate any two heat dissipation mechanisms. For example, two heat dissipation mechanisms are disposed in two indoor spaces, respectively, a heat dissipation mechanism corresponding to a movement out of an indoor space is defined as an initial heat dissipation mechanism, and a heat dissipation mechanism corresponding to a movement into an indoor space is defined as a target heat dissipation mechanism. The liquid inlet passage corresponding to the initial heat dissipation mechanism is defined as an initial liquid inlet passage, the liquid inlet passage corresponding to the target heat dissipation mechanism is defined as a target liquid inlet passage, and two ends of the bypass passage are respectively connected with the initial liquid inlet passage and the target liquid inlet passage. The liquid outlet passage corresponding to the initial heat dissipation mechanism is positioned as an initial liquid outlet passage, and the liquid outlet passage corresponding to the target heat dissipation mechanism is defined as a target liquid outlet passage.

It should be understood that in other embodiments, the bypass passage is in direct communication with the heat sink mechanism and is not limited thereto.

In one embodiment, the wall-mounted boiler further comprises a first valve, and the first valve is assembled on the bypass passage and used for controlling the on-off of the two heat dissipation mechanisms. Specifically, when the bypass passage is communicated with the heat dissipation mechanism through the liquid inlet passage, the first valve is disposed at the connection position of the bypass passage and the liquid inlet passage, the second valve 120 is disposed at the connection position of the liquid inlet passage and the bypass passage, and the first valve and the second valve 120 are integrally formed. When the bypass passage is communicated with the heat dissipation mechanism through the liquid outlet passage, the first valve is arranged at the joint of the bypass passage and the liquid outlet passage, the third valve is arranged at the joint of the liquid outlet passage and the bypass passage, and the first valve and the third valve are integrally formed.

It is understood that, in other embodiments, the specific positions of the first valve, the second valve 120, and the third valve are not limited, and the first valve, the second valve 120, and the third valve are all separately disposed.

With continued reference to fig. 1, in one embodiment, the hanging stove further includes a first power mechanism 170, and the first power mechanism 170 is capable of providing a flow force for the liquid to flow between the two heat dissipation mechanisms connected by the bypass passage. Specifically, each heat dissipation mechanism corresponds to one first power mechanism 170, and when the hot water in any heat dissipation mechanism flows into another heat dissipation mechanism, the corresponding first power mechanism 170 provides a flow force for the hot water in the heat dissipation mechanism to flow into the other heat dissipation mechanism.

In the following, the wall-mounted boiler includes three heat dissipation mechanisms as an example, and the scheme of the present invention is described in more detail, the three heat dissipation mechanisms are respectively disposed in the living room, the bedroom and the kitchen, each heat dissipation mechanism is provided with a first temperature sensor 180 for detecting the temperature of the corresponding heat dissipation mechanism, so as to determine whether the temperature of the indoor space reaches a preset value, when the temperature of the indoor space reaches the preset value, the controller controls the burner 30 to extinguish, and when the temperature of the indoor space is less than the preset value, the controller controls the burner 30 to ignite again.

The heat dissipation mechanisms corresponding to the living room, the bedroom and the kitchen are defined as a first heat dissipation mechanism 21, a second heat dissipation mechanism 22 and a third heat dissipation mechanism 23, the liquid inlet passage and the liquid outlet passage corresponding to the first heat dissipation mechanism 21 are respectively defined as a first liquid inlet passage 81 and a first liquid outlet passage 91, the liquid inlet passage and the liquid outlet passage corresponding to the second heat dissipation mechanism 22 are respectively defined as a second liquid inlet passage 82 and a second liquid outlet passage 92, and the liquid inlet passage and the liquid outlet passage corresponding to the third heat dissipation mechanism 23 are respectively defined as a third liquid inlet passage 83 and a third liquid outlet passage 93.

Both ends of a first bypass passage 161 communicating the first heat dissipation mechanism 21 and the second heat dissipation mechanism 22 are connected to the first liquid outlet passage 91 and the second liquid outlet passage 92, respectively, both ends of a second bypass passage 162 communicating the second heat dissipation mechanism 22 and the third heat dissipation mechanism 23 are connected to the second liquid outlet passage 92 and the third liquid outlet passage 93, respectively, both ends of a third bypass passage 163 communicating the first heat dissipation mechanism 21 and the third heat dissipation mechanism 23 are connected to the first liquid outlet passage 91 and the third liquid outlet passage 93, respectively, and the first bypass passage 161, the third bypass passage 163, and the third bypass passage 163 have a common portion. The drawings include a first three-way valve 141, a second three-way valve 142, and a four-way valve 143, and the three-way valve and the four-way valve 143 can be regarded as a structure in which the first valve and the third valve are integrally formed. The first power mechanisms 170 include three power mechanisms, and the three power mechanisms are respectively disposed on the liquid outlet passages corresponding to the corresponding heat dissipation mechanisms.

When a user shifts from a living room to a bedroom for rest, hot water exists in the first heat dissipation mechanism 21 corresponding to the living room, the user can select a bedroom environment on the wall-mounted furnace, a signal is fed back to the controller, the controller controls the second valves 120 corresponding to the first liquid inlet channel 81 and the third liquid inlet channel 83 to be closed, the second valves 120 corresponding to the second liquid inlet channel 82 to be opened or closed, the first power mechanism 170 corresponding to the first heat dissipation mechanism 21 acts, the first three-way valve 141 assembled on the first liquid inlet channel 81 is switched to enable the first liquid inlet channel 81 to be communicated with the first bypass channel 161, a liquid flow path between the first liquid inlet channel 81 and the first heat exchanger 10 is cut off, the four-way valve 143 is switched to enable the first bypass channel 161 to be communicated with the second liquid inlet channel 82, the hot water in the first heat dissipation mechanism 21 flows from the first bypass channel 161 to the second heat dissipation mechanism 22 to preheat the bedroom, the waiting time is reduced.

In an embodiment, the wall-mounted boiler further includes a second heat exchanger 190, a cold water passage 200, a domestic water passage 210, a third passage 240 and a fourth passage 250, one end of the third passage 240 is communicated with the first passage 220, the other end of the third passage is communicated with a third inlet of the second heat exchanger 190, one end of the fourth passage 250 is communicated with a third outlet of the second heat exchanger 190, the other end of the fourth passage is communicated with the second passage 230, the cold water passage 200 is communicated with a second inlet of the second heat exchanger 190, and the domestic water passage 210 is communicated with a second outlet of the second heat exchanger 190. External cold water enters the second heat exchanger 190 through the cold water passage 200 to exchange heat with hot water flowing from the third passage 240 to the second heat exchanger 190, so that domestic water for users is formed and flows to the users from the domestic water passage 210, and water after heat exchange in the second heat exchanger 190 flows to the first heat exchanger 10 through the fourth passage 250 to circulate.

The hanging stove still includes second temperature sensor 260, and domestic water passageway 210 is located to second temperature sensor 260 for detect the temperature that is located domestic water passageway 210 internal water, in order to satisfy user's demand.

The wall-mounted boiler further comprises a fifth passage 270, the fifth passage 270 is communicated between the first passage 220 and the second passage 230 to guide hot water in the first passage 220 into the second passage 230, so as to increase the temperature of water in the second passage 230, prevent water from being condensed in the second passage 230 under cold conditions, avoid burst of the second passage 230 under cold conditions, and protect the second passage 230. Specifically, the wall-hanging stove further includes an expansion tank 280, and the expansion tank 280 is communicated with the second passage 230 and used for relieving water pressure in the whole wall-hanging stove system so as to prevent the parts of the wall-hanging stove from being damaged due to overhigh pressure.

Referring to fig. 2, another embodiment of the present invention further provides a method for controlling a heat exchange device 100, including the steps of:

s110: acquiring the state of an initial heat dissipation mechanism;

s120: when the state of the initial heat dissipation mechanism is switched from a liquid inlet state to a liquid inlet stopping state;

s130: and controlling the conduction of the bypass passage, and enabling the liquid in the initial heat dissipation mechanism to flow to the target heat dissipation mechanism through the bypass passage.

The bypass passage is communicated with the heat dissipation mechanism located in the living room and the heat dissipation mechanism located in the bedroom for explanation, when a user wants to shift from the living room to the bedroom, the user selects the bedroom environment at the moment, the initial heat dissipation mechanism in the living room is switched from the liquid inlet state to the liquid inlet stopping state, the bypass passage between the two heat dissipation mechanisms is controlled to be conducted at the moment, liquid in the initial heat dissipation mechanism flows to the target heat dissipation mechanism (the heat dissipation mechanism located in the bedroom) through the bypass passage, and the same is true for the heat dissipation mechanisms located in other indoor spaces.

According to the control method of the heat exchange device 100 provided by the embodiment of the utility model, when a user wants to move from one indoor space corresponding to two heat dissipation mechanisms communicated through the bypass passage to the other indoor space, hot water in the heat dissipation mechanism corresponding to the moved indoor space can be conveyed into the heat dissipation mechanism corresponding to the moved indoor space through the bypass passage to heat the moved indoor space, so that the preheating waiting time is reduced. Meanwhile, the bypass passage conveys the hot water in the heat dissipation mechanism corresponding to the moved indoor space to the heat dissipation mechanism corresponding to the moved indoor space, and the waste of resources is reduced.

In one embodiment, when the hot water in the initial heat dissipation mechanism is guided to the target heat dissipation mechanism through the bypass passage, the second valve 120 on the liquid inlet passage corresponding to the target heat dissipation mechanism is in a closed state, so that after the hot water in the initial heat dissipation mechanism completely flows to the target heat dissipation mechanism for preheating, the second valve 120 on the liquid inlet passage corresponding to the target heat dissipation mechanism is opened again. It should be understood that, in another embodiment, when the hot water in the initial heat sink mechanism is guided to the target heat sink mechanism through the bypass passage, the second valve 120 on the liquid inlet passage corresponding to the target heat sink mechanism is in an open state, and the water in the initial heat sink mechanism and the water flowing out of the first heat exchanger 10 enter the target heat sink mechanism to be preheated at the same time.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. A heat exchange device, characterized in that the heat exchange device comprises:

a first heat exchanger (10) having a first inlet and a first outlet that communicate with each other;

At least two heat dissipation mechanisms, each of which is correspondingly disposed in each indoor space and has a second inlet and a second outlet that communicate with each other; the second inlet of each of the heat dissipation mechanisms is controllably connected to all the heat dissipation mechanisms. The first outlet of the first heat exchanger (10) is in communication, and the second outlet of each of the heat dissipation mechanisms is controllably communicated with the first inlet of the first heat exchanger (10). ;

Wherein, the heat exchange device further includes a bypass passage, and the bypass passage is in controllable communication with at least two of the heat dissipation mechanisms.

2 . The heat exchange device according to claim 1 , wherein the bypass passage communicates with any two of the heat dissipation mechanisms in a controlled manner. 3 .

3 . The heat exchange device according to claim 1 or 2 , wherein a bypass passage is provided between every two heat dissipation mechanisms, and all the bypass passages are independent from each other. 4 .

4 . The heat exchange device according to claim 1 , wherein the heat exchange device further comprises a first valve, and the first valve is assembled on the bypass passage for controlling the two heat dissipation mechanisms. 5 . on and off between.

5. The heat exchange device according to claim 1, characterized in that, the heat exchange device further comprises a first power mechanism (170), and the first power mechanism (170) can provide a supply for liquid to pass through the side The flow force flowing between the two heat dissipation mechanisms communicated by the through passage.

6 . The heat exchange device according to claim 5 , wherein the bypass passage is controlled to communicate with any two of the heat dissipation mechanisms; 6 .

Wherein, the number of the first power mechanisms (170) is equal to the number of the heat dissipation mechanisms, and each of the heat dissipation mechanisms is provided with one of the first power mechanisms (170).

7. The heat exchange device according to claim 1, wherein the heat exchange device further comprises:

The liquid inlet passages are equal in number to the heat dissipation mechanisms and are arranged in one-to-one correspondence, and each of the liquid inlet passages is controllably connected to the first outlet of the first heat exchanger (10) and each of the liquid inlet passages. between the second inlets of the heat dissipation mechanism;

The liquid outlet passages are equal in number to the heat dissipation mechanisms and are arranged in a one-to-one correspondence, and each of the liquid outlet passages is controllably connected to the second outlet of each of the heat dissipation mechanisms and the first heat exchanger (10). ) between the first entrances.

8 . The heat exchange equipment according to claim 7 , wherein the bypass passage communicates with the heat dissipation mechanism through the liquid inlet passage; or the bypass passage communicates with the heat dissipation mechanism through the liquid outlet passage. 9 . The cooling mechanism is connected.

9. The heat exchange device according to claim 7, characterized in that, the heat exchange device further comprises second valves (120) equal in number to the liquid inlet passages, each second valve (120) It is assembled on each of the liquid inlet passages, and is used to control the on-off of the liquid inlet passages.

10 . The heat exchange device according to claim 7 , wherein the heat exchange device further comprises third valves equal in number to the liquid outlet passages, and each of the third valves is assembled on each of the On the liquid outlet passage, it is used to control the on-off of the liquid outlet passage.

11. The heat exchange device according to claim 1, wherein the heat exchange device is a wall-hung boiler.