CN113237173B - Heat exchange system for fresh air system - Google Patents
Heat exchange system for fresh air system Download PDFInfo
- Publication number
- CN113237173B CN113237173B CN202110575806.3A CN202110575806A CN113237173B CN 113237173 B CN113237173 B CN 113237173B CN 202110575806 A CN202110575806 A CN 202110575806A CN 113237173 B CN113237173 B CN 113237173B
- Authority
- CN
- China
- Prior art keywords
- connecting hole
- heat exchange
- pipeline
- pipe
- axis
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F7/00—Ventilation
- F24F7/04—Ventilation with ducting systems, e.g. by double walls; with natural circulation
- F24F7/06—Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit
- F24F7/08—Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit with separate ducts for supplied and exhausted air with provisions for reversal of the input and output systems
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F12/00—Use of energy recovery systems in air conditioning, ventilation or screening
- F24F12/001—Use of energy recovery systems in air conditioning, ventilation or screening with heat-exchange between supplied and exhausted air
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/02—Ducting arrangements
- F24F13/0209—Ducting arrangements characterised by their connecting means, e.g. flanges
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/30—Arrangement or mounting of heat-exchangers
-
- 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]
- Y02B30/56—Heat recovery units
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention provides a heat exchange system for a fresh air system, and belongs to the technical field of fresh air. The technical scheme is as follows: a heat exchange system for a fresh air system, comprising: the pipeline comprises a plurality of sections of heat exchange pipelines which are arranged in a straight line and sequentially clamped from head to tail, and each section of heat exchange pipeline comprises an outer pipe used for always introducing cold air, an inner pipe located in the outer pipe and used for always introducing warm air, and a fixing assembly arranged between the inner wall of the outer pipe and the inner pipe; a wind direction changing assembly; the air inlet is communicated between the pipeline and the fresh air fan; and the end head connecting assembly is positioned between the wind direction changing assembly and the pipeline and is used for communicating the pipeline with the wind direction changing assembly. The invention meets the heat exchange function of the fresh air system through the unique heat exchange system, improves the heat exchange efficiency in the fresh air system, and effectively solves the problem of large indoor temperature difference change in the prior art; meanwhile, the damage to the wall or the beam body of the building is reduced, and the attractiveness of the whole building is improved to a certain extent; the problem of condensed water in the pipeline is solved through the unique wind direction changing assembly.
Description
Technical Field
The invention relates to the technical field of fresh air, in particular to a heat exchange system for a fresh air system.
Background
In recent 20 years, along with the development of social economy and the improvement of the living standard of people, people's understanding and requirement to the indoor environmental health have also improved day by day, and from this, the new trend system also is the indispensable equipment in the present building, especially some super high-rise buildings, under the prerequisite that can't carry out natural draft, generally all is provided with the new trend system who is applicable to whole super high-rise building specially in super high-rise building.
But this new trend system generally adopts the mode that air supply and exhaust air combined together to satisfy the circulation of air in the building, and the outer machine of high-rise and super high-rise building's new trend system sets up outside the indoor space, distribute in every family of residence by this outer machine is the same, and in the great season of indoor outer temperature variation, if only adopt the original mode of airing exhaust, great change appears in the regulation that can make original indoor temperature, in addition, it leads to pipeline inside and outside wall or inner wall ponding very easily to be exactly current structure, and then influence the life in the whole blast pipe wall.
In addition, be exactly when building the preparation, need reserve the process chamber of relevant new trend system, and will carry out the amount pre-buried of pipeline to a large amount of tuber pipes, so not only can make the construction cost of whole pipeline increase, in addition, if pre-buried position is incorrect, can lead to whole branch pipe to arrange and make mistakes, and then need adjust, and in the adjustment process, find the damage of this roof beam body of car building wall body experience easily, even bearing wall, or the damage of bearing beam, and then lead to whole building to have certain danger, in addition, the pipeline is arranged and also can influence the aesthetic property of whole building.
How to solve the problems in the prior art described above is a problem to be faced by the present invention.
Disclosure of Invention
The invention aims to provide a heat exchange system for a fresh air system, which can effectively solve the problems.
The invention is realized by the following measures: a heat exchange system for a fresh air system, comprising: the pipeline comprises a plurality of sections of heat exchange pipelines which are arranged in a straight line and sequentially clamped from head to tail, and each section of heat exchange pipeline comprises an outer pipe used for always introducing cold air, an inner pipe located in the outer pipe and used for always introducing warm air, and a fixing assembly arranged between the inner wall of the outer pipe and the inner pipe; the wind direction changing assembly is communicated between the pipeline and the fresh air fan and used for adjusting the wind direction in the outer pipe and the wind direction in the inner pipe; the end head connecting assembly is positioned between the wind direction changing assembly and the pipeline and is used for communicating the pipeline with the wind direction changing assembly; wherein, the both ends of inner tube both ends respectively with the corresponding tip coplane of outer tube.
Furthermore, the pipeline still includes the inner tube connecting piece of setting between two adjacent inner tubes to and the outer tube connecting piece of setting between two adjacent outer tubes, for the stability of the connection of two adjacent pipelines of further reinforcing.
Furthermore, the inner tube comprises a spiral tube and two connecting tubes respectively arranged at two end parts of the spiral tube.
The invention is also particularly characterized in that the end head connecting assembly: the plate surface is provided with a first communicating hole and a second communicating hole which penetrate through the two side surfaces of the plate surface respectively, one side of the plate surface is provided with a first fixing sleeve and a second fixing sleeve, the first communicating hole and the second communicating hole are both positioned in the second fixing sleeve, and the first fixing sleeve is communicated with the second communicating hole; one end of each of the two communicating pipes is connected with the other side of the surface of the fixing plate, one of the communicating pipes is communicated with the first communicating hole, and the other communicating pipe is communicated with the second communicating hole.
In accordance with a specific feature of the present invention, the wind direction changing unit includes: the box body is provided with two connecting holes on two opposite side surfaces, one side surface is provided with a connecting hole A and a connecting hole B, and the other side surface is provided with a connecting hole C and a connecting hole D; the connecting hole A is communicated with the outer pipe, the connecting hole B is communicated with the inner pipe, the connecting hole C is communicated with the input end of the fresh air machine, and the connecting hole D is communicated with the output end of the fresh air machine; and the changing assembly is arranged in the box body and is used for simultaneously communicating between the connecting hole A and the connecting hole C, between the connecting hole B and the connecting hole D, or simultaneously communicating between the connecting hole A and the connecting hole D and between the connecting hole B and the connecting hole C.
Furthermore, the end part of the connecting hole in the box body is provided with a detachable communicating seat, and the changing assembly comprises two connecting hoses.
Further, the axis of the connection hole a and the axis of the connection hole B are arranged horizontally and coplanar, the axis of the connection hole a and the axis of the connection hole C are collinear, the axis of the connection hole B and the axis of the connection hole D are collinear, and the varying assembly includes: the axis of the rotating shaft is perpendicular to the axis of the connecting hole and coplanar with the axis of the connecting hole A, two ends of the rotating shaft are in rotating fit with the box body, two clamping holes corresponding to the connecting hole A and the connecting hole B respectively are formed along the radial direction, and the axes of the two clamping holes are parallel to each other; the two straight-through pipes respectively penetrate through the two clamping holes and are fixedly connected with the corresponding clamping holes; the two exchange tubes are alternately wound and fixed on the rotating shaft, when one end of one exchange tube is matched with the connecting hole A and the other end of the exchange tube is matched with the connecting hole D, one end of the other exchange tube is matched with the connecting hole B and is also matched with the connecting hole C, and at the moment, the axis of the straight-through tube is crossed with the axis of the connecting hole A; and the driving component is used for driving the rotating shaft to rotate.
Further, the varying assembly includes: the rotating gear is provided with a rotating shaft which is coaxial with the rotating shaft; the telescopic cylinder is fixed on the bottom wall of the box body, and the telescopic direction is along the vertical direction; the sleeve is plugged at the top end and sleeved at the telescopic end of the telescopic cylinder, and the side surface of the sleeve is provided with an annular tooth part which is meshed with the rotating gear.
Furthermore, an electric heater matched with the inner pipe is arranged at the other end of the pipeline.
Further, the fixing component 13 is a buffer sleeve made of sponge.
The invention meets the heat exchange function of the fresh air system through the unique heat exchange system, improves the heat exchange efficiency in the fresh air system, and effectively solves the problem of large indoor temperature difference change in the prior art;
the invention adopts the mode of arranging the inner pipe and the outer pipe to carry out air supply and exhaust of indoor air, so that the original two pipes are changed into the same pipe, and further, when the ventilating duct carries out air supply and exhaust, the heat exchange distance of the ventilating duct is increased, the heat exchange efficiency of the whole heat exchange system is improved, and meanwhile, the laying of structures such as a sleeve of an external pipe and the like is reduced, so that the damage to a wall body or a beam body of a building is reduced, and the attractiveness of the whole building is improved to a certain extent;
according to the invention, through the unique wind direction changing assembly, the wind direction change in the pipe is realized, so that the warm air is always introduced into the inner pipe, the hot air is always introduced into the outer pipe, the heat loss of the warm air is reduced, the total heat quantity of heat exchange is increased, the efficiency of the whole heat exchange is further improved to a certain extent, and the problem of condensed water in the pipeline is also solved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the pipe and head connection assembly of the present invention;
FIG. 3 is a schematic cross-sectional view of the structure of the pipe and head connecting assembly of the present invention;
FIG. 4 is a schematic view of a header connector assembly of the present invention;
FIG. 5 is a schematic structural diagram of a wind direction changing assembly according to the present invention;
FIG. 6 is a schematic structural diagram of a variation assembly of the present invention;
wherein the reference numbers are: 1. a pipeline; 11. an outer tube; 12; an inner tube; 121. a spiral tube; 122. a connecting pipe; 13. a fixing assembly; 2. a wind direction changing assembly; 21. a box body; 211, connecting hole A; 212. a connecting hole B; 213. a connecting hole C; 214. a connecting hole D; 22. a change component; 221. a rotating shaft; 222. a straight pipe; 223. exchanging pipes; 224. a rotating gear; 225, a step of mixing; a drive assembly; 225-1, a telescopic cylinder, 225-2 and a sleeve; 3. an end head connecting assembly; 31. a fixing plate; 311. a first fixed sleeve; 312. a second fixed sleeve; 313. a first communication hole; 314. a second communication hole; 32. a communicating pipe; .
Detailed Description
In order to clearly illustrate the technical features of the present solution, the present solution is explained below by way of specific embodiments.
Referring to fig. 1 to 6, the present invention: a heat exchange system for a fresh air system, comprising: the pipeline 1 comprises a plurality of sections of heat exchange pipelines which are arranged in a line and sequentially clamped from head to tail, and each section of heat exchange pipeline comprises an outer pipe 11 used for always introducing cold air, an inner pipe 12 positioned in the outer pipe and used for always introducing warm air, and a fixing component 13 arranged between the inner wall of the outer pipe 11 and the inner pipe; the wind direction changing assembly 2 is communicated between the pipeline and the fresh air fan and used for adjusting the wind direction in the outer pipe and the wind direction in the inner pipe; the end head connecting assembly 3 is positioned between the wind direction changing assembly and the pipeline and is used for communicating the pipeline with the wind direction changing assembly; and the two end ends of the inner pipe are coplanar with the corresponding end parts of the outer pipe respectively.
Furthermore, the pipeline still includes the inner tube connecting piece of setting between two adjacent inner tubes to and the outer tube connecting piece of setting between two adjacent outer tubes, for the stability of the connection of two adjacent pipelines of further reinforcing.
Preferably, the outer tube connecting piece is arranged to be a clamping hoop.
Preferably, the inner pipe connecting piece is a sealing gasket and used for clamping and connecting two adjacent inner pipes, and in addition, the sealing performance in the whole inner pipe pipeline is also improved.
Furthermore, an outer wall groove is arranged on the outer pipe wall at one end of the outer pipe, an inner wall groove is arranged on the inner pipe wall at the other end of the outer pipe, two adjacent outer pipes are clamped through the two grooves and are further clamped and fixed by a clamping hoop,
preferably, the outer wall groove is provided with an outer wall protrusion, and the inner wall groove is internally provided with a clamping groove matched with the outer wall protrusion.
Preferably, the outer wall groove is provided with threads, and the inner wall groove is internally provided with threads matched with the threads.
Furthermore, both ends of the inner pipe are provided with threads, and the inner pipe connecting piece is a threaded sleeve used for connecting two adjacent inner pipes.
Further, the inner tube includes a spiral tube 121 having a spiral shape, and two connection tubes 122 respectively disposed at both ends of the spiral tube.
In order to further strengthen the heat exchange of the inner pipe and the outer pipe, the inner pipe is of the structure, the middle part is provided with a spiral pipe, the two ends of the spiral pipe are provided with connecting pipes for connection, and the axial line of the connecting pipes and the outer pipe are coaxially arranged according to the flowing mode of air in the pipeline, so that the air is continuously scattered in the pipeline due to the arrangement of the connecting pipes at the two ends, and the integral heat exchange speed is further improved.
According to a particular feature of the invention, the tip connection assembly comprises: the fixing plate 31 is provided with a first communicating hole 313 and a second communicating hole 314 which penetrate through two side surfaces of the fixing plate 31 respectively, one side of the plate surface is provided with a first fixing sleeve 311 and a second fixing sleeve 312, wherein the first communicating hole 313 and the second communicating hole 314 are both positioned in the second fixing sleeve, and the first fixing sleeve 311 is communicated with the second communicating hole 314; one end of each of the two communicating pipes 32 is connected to the other side of the surface of the fixing plate, one of the two communicating pipes is communicated with the first communicating hole, and the other communicating pipe is communicated with the second communicating hole.
In accordance with a specific feature of the present invention, the wind direction changing unit includes: two connecting holes are formed in two opposite side surfaces of the box body 21, a connecting hole A211 and a connecting hole B212 are formed in one side surface, and a connecting hole C213 and a connecting hole D214 are formed in the other side surface; the connecting hole A is communicated with the outer pipe, the connecting hole B is communicated with the inner pipe, the connecting hole C is communicated with the input end of the fresh air machine, and the connecting hole D is communicated with the output end of the fresh air machine; and a variable component 22, which is arranged in the box body and is used for communicating between the connecting hole A211 and the connecting hole C, between the connecting hole B212 and the connecting hole D214, or communicating between the connecting hole A211 and the connecting hole D214, and between the connecting hole B212 and the connecting hole.
Furthermore, the end part of the connecting hole in the box body is provided with a detachable communicating seat, and the changing assembly comprises two connecting hoses. The wind direction of the inner and outer tubes is changed mainly by manpower.
Preferably, the two connection hoses can be spirally wound at a position in the middle.
The connecting seat can be arranged as a common pipeline connector and comprises a connecting pipe head, the pipe orifice of the hose wraps the connecting pipe head, and a clamping device is used for clamping and fixing, such as a clamping hoop, such as a clamping hose clamp.
The communication seat can be arranged into an automobile water pipe structure and comprises a connecting pipe head and a water pipe joint which is arranged at the end part of the hose and is matched with the connecting pipe head, so that the hose can be directly clamped on the connecting pipe, and the structure is similar to the structure at the joint of a water injection pipe and a water pipe of a washing machine, and is not described too much because the structure belongs to the known technology.
Further, the axis of the connection hole a211 is disposed horizontally and coplanar with the axis of the connection hole B212, the axis of the connection hole a211 is collinear with the axis of the connection hole C213, the axis of the connection hole B212 is collinear with the axis of the connection hole D214, and the varying assembly includes: the axis of the rotating shaft 221 is perpendicular to the axis of the connecting hole and coplanar with the axis of the connecting hole A (211), two ends of the rotating shaft are in rotating fit with the box body, two clamping holes corresponding to the connecting hole A and the connecting hole B respectively are formed in the radial direction, and the axes of the two clamping holes are parallel to each other; two straight-through pipes 222 respectively penetrating through the two clamping holes and fixedly connected with the corresponding clamping holes; two exchange tubes 223, which are alternately wound and fixed on the rotating shaft, when one end of one exchange tube 223 is matched with the connecting hole A and the other end is matched with the connecting hole D, one end of the other exchange tube 223 is matched with the connecting hole B and is also matched with the connecting hole C, and at this time, the axis of the straight-through tube 222 is crossed with the axis of the connecting hole A; and a driving assembly 225 for driving the rotation shaft to rotate.
Preferably, the straight-through pipes respectively penetrate through the clamping holes corresponding to the straight-through pipes, and two ends of each straight-through pipe are respectively communicated with the corresponding connecting holes.
Specifically, a plane formed by the two exchange tubes and a plane formed by the straight-through tubes form a certain angle, and the two exchange tubes are arranged in a staggered manner and fixedly connected with the rotating shaft.
Preferably, the angle is 90 degrees.
Preferably, the middle position of the two foot ring pipes is provided with a spiral pipe which is wound on the rotating shaft to further perform heat exchange.
Further, the varying assembly includes: a rotary gear 224 having a rotation axis coaxial with the rotation axis; the telescopic cylinder 225-1 is fixed on the bottom wall of the box body, and the telescopic direction is along the vertical direction; and the top end of the sleeve 225-2 is plugged and sleeved at the telescopic end of the telescopic cylinder, and the side surface of the sleeve is provided with an annular tooth part which is meshed with the rotating gear.
Furthermore, an electric heater matched with the inner pipe is arranged at the other end of the pipeline. In particular, the electric heater belongs to the known art and is not described excessively.
Specifically, because lead to cold wind all the time in the outer tube, the inner tube leads to the warm braw all the time, according to hot-blast and warm braw junction, the comdenstion water can often appear, and this comdenstion water generally can set up in this inner tube, through this kind of wind direction change, can be so that the comdenstion water in the pipeline carries out quick evaporation and eliminates, and then satisfies the demand of whole device.
Further, the fixing assembly 13 is a buffer sleeve which is made of sponge.
The technical features of the present invention which are not described in the above embodiments may be implemented by or using the prior art, and are not described herein again, of course, the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and variations, modifications, additions or substitutions which may be made by those skilled in the art within the spirit and scope of the present invention should also fall within the protection scope of the present invention.
Claims (5)
1. The utility model provides a heat exchange system for new trend system which characterized in that includes:
the pipeline (1) comprises a plurality of sections of heat exchange pipelines which are arranged in a line and are sequentially clamped from head to tail, each section of heat exchange pipeline comprises an outer pipe (11) used for always introducing cold air, an inner pipe (12) located in the outer pipe and used for always introducing warm air, and a fixing assembly (13) arranged between the inner wall of the outer pipe (11) and the inner pipe;
the wind direction changing assembly (2) is communicated between the pipeline and the fresh air fan and is used for adjusting the wind direction in the outer pipe and the wind direction in the inner pipe;
the end head connecting assembly (3) is positioned between the wind direction changing assembly and the pipeline and is used for communicating the pipeline with the wind direction changing assembly;
the two ends of the inner pipe are coplanar with the corresponding ends of the outer pipe respectively, and the other end of the pipeline is provided with an electric heater matched with the inner pipe;
the wind direction changing assembly includes: the box body (21) is provided with two connecting holes on two opposite side surfaces, one side surface is provided with a connecting hole A (211) and a connecting hole B (212), and the other side surface is provided with a connecting hole C (213) and a connecting hole D (214); the connecting hole A is communicated with the outer pipe, the connecting hole B is communicated with the inner pipe, the connecting hole C is communicated with the input end of the fresh air fan, the connecting hole D is communicated with the output end of the fresh air fan, the axis of the connecting hole A (211) and the axis of the connecting hole B (212) are arranged horizontally and in a coplanar manner, the axis of the connecting hole A (211) and the axis of the connecting hole C (213) are collinear, and the axis of the connecting hole B (212) and the axis of the connecting hole D (214) are collinear;
and a varying assembly (22) disposed within the enclosure, the varying assembly comprising: the axis of the rotating shaft (221) is perpendicular to the axis of the connecting hole and coplanar with the axis of the connecting hole A (211), two ends of the rotating shaft are in rotating fit with the box body, two clamping holes corresponding to the connecting hole A and the connecting hole B respectively are formed in the radial direction, and the axes of the two clamping holes are parallel to each other; two straight-through pipes (222) respectively penetrate through the two clamping holes and are fixedly connected with the corresponding clamping holes; two exchange tubes (223) which are alternately wound and fixed on the rotating shaft, when one end of one exchange tube (223) is matched with the connecting hole A and the other end is matched with the connecting hole D, one end of the other exchange tube (223) is matched with the connecting hole B and is also matched with the connecting hole C, and at the moment, the axis of the straight-through tube (222) is crossed with the axis of the connecting hole A; and a driving component (225) for driving the rotating shaft to rotate.
2. The heat exchange system for the fresh air system as claimed in claim 1, wherein: the pipeline also comprises an inner pipe connecting piece arranged between two adjacent inner pipes and an outer pipe connecting piece arranged between two adjacent outer pipes.
3. The heat exchange system for the fresh air system as claimed in claim 2, wherein: the inner pipe comprises a spiral pipe (121) in a spiral shape and two connecting pipes (122) respectively arranged at two end parts of the spiral pipe.
4. The heat exchange system of claim 3, wherein the head connection assembly comprises:
the fixing plate (31) is provided with a first communicating hole (313) and a second communicating hole (314) which penetrate through two side faces of the fixing plate respectively, one side of the plate face is provided with a first fixing sleeve (311) and a second fixing sleeve (312), the first communicating hole (313) and the second communicating hole (314) are both positioned in the second fixing sleeve (312), and the first fixing sleeve is communicated with the second communicating hole (314);
one end of each of the two communicating pipes (32) is connected with the other side of the surface of the fixing plate, one of the two communicating pipes is communicated with the first communicating hole, and the other communicating pipe is communicated with the second communicating hole.
5. The heat exchange system of claim 4, wherein the varying assembly further comprises:
a rotary gear (224) having a rotation axis coaxial with the rotation axis;
the telescopic cylinder (225-1) is fixed on the bottom wall of the box body, and the telescopic direction is along the vertical direction;
and the top end of the sleeve (225-2) is sealed and sleeved at the telescopic end of the telescopic cylinder, and the side surface of the sleeve is provided with an annular tooth part which is meshed with the rotating gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110575806.3A CN113237173B (en) | 2021-05-26 | 2021-05-26 | Heat exchange system for fresh air system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110575806.3A CN113237173B (en) | 2021-05-26 | 2021-05-26 | Heat exchange system for fresh air system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113237173A CN113237173A (en) | 2021-08-10 |
| CN113237173B true CN113237173B (en) | 2022-08-26 |
Family
ID=77138957
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110575806.3A Active CN113237173B (en) | 2021-05-26 | 2021-05-26 | Heat exchange system for fresh air system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113237173B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113432213B (en) * | 2021-08-27 | 2021-11-23 | 江苏环亚节能技术服务有限公司 | Air conveying energy-saving device for medical institution |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4872503A (en) * | 1986-03-13 | 1989-10-10 | Marriner Raymond E | Air heat exchanger |
| WO2005036067A1 (en) * | 2003-10-14 | 2005-04-21 | Lg Electronics, Inc. | Ventilator |
| CN105180388B (en) * | 2015-10-08 | 2018-08-17 | 上海新浩佳新节能科技有限公司 | Rectilinear double seasons heat pipe recuperation of heat unit |
| CN109974263A (en) * | 2019-04-23 | 2019-07-05 | 广东美的制冷设备有限公司 | Air conditioner fresh air pipe, air conditioner indoor unit and air conditioner |
| CN210569042U (en) * | 2019-08-09 | 2020-05-19 | 上海灏群电子科技有限公司 | New fan with adjustable wind direction |
-
2021
- 2021-05-26 CN CN202110575806.3A patent/CN113237173B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN113237173A (en) | 2021-08-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN113237173B (en) | Heat exchange system for fresh air system | |
| CN209608234U (en) | A kind of building electric engineering threading constructing device | |
| CN206281382U (en) | A kind of heat exchanger for earth source heat pump | |
| CN203132225U (en) | Branch pipe of air conditioner | |
| CN210107749U (en) | Auxiliary hot water system of refrigerating unit | |
| CN211451468U (en) | Air conditioner refrigerant distributor | |
| CN220017653U (en) | Building engineering heating ventilation air conditioner economizer | |
| CN208124934U (en) | A kind of novel pipeline vapour-liquid hybrid heater | |
| CN207066221U (en) | Distributor, heat exchanger assembly and air conditioner | |
| CN207299588U (en) | The multi-functional buried guard system of compound energy | |
| CN220956940U (en) | Multidirectional-adjustment three-way joint | |
| CN207299107U (en) | Freely assembly water knockout drum | |
| CN219655517U (en) | Spiral duct for central air conditioner | |
| CN217088845U (en) | Greenhouse ventilation temperature control equipment | |
| CN211261141U (en) | Connection structure of heat pump host computer and fan coil | |
| CN211423600U (en) | Fan coil's comdenstion water drain pump connects | |
| CN213178611U (en) | Temperature and humidity respectively controlled full combined supply system | |
| CN212690572U (en) | Take keyway formula to cool off axle fast | |
| CN213146906U (en) | Octopus type connecting transmission and distribution center mechanism of embedded type floor new fan | |
| CN210600616U (en) | Three way connection, heat exchanger and air conditioner | |
| CN216432143U (en) | Integrated air-cooled screw machine room system | |
| CN212778820U (en) | Ground buried pipe joint for ground source heat pump | |
| CN214746376U (en) | Steam distributor convenient to installation | |
| CN207514461U (en) | A kind of screw thread three-way connection just installed | |
| CN201568672U (en) | Cold and hot water mixing valve ball-head type device for adjusting directions of two water inlet pipes |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |