CN203571959U - Natural ventilation device with controllable ventilation rate - Google Patents
Natural ventilation device with controllable ventilation rate Download PDFInfo
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- CN203571959U CN203571959U CN201320682135.1U CN201320682135U CN203571959U CN 203571959 U CN203571959 U CN 203571959U CN 201320682135 U CN201320682135 U CN 201320682135U CN 203571959 U CN203571959 U CN 203571959U
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- 238000009423 ventilation Methods 0.000 title claims abstract description 56
- 230000006978 adaptation Effects 0.000 claims description 25
- 238000007789 sealing Methods 0.000 claims description 7
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 5
- 238000004891 communication Methods 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
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Abstract
A natural ventilation device with the controllable ventilation rate is installed in the inner space of a building and comprises a central control system, a constant air volume fresh air inlet valve and a self-adaptive check exhaust valve, wherein the constant air volume fresh air inlet valve can adjust the air inlet volume according to air speed outside the inner space, the self-adaptive check exhaust valve can adjust air exhaust volume according to air pressure in the inner space, and the constant air volume fresh air inlet valve and the self-adaptive check exhaust valve are independently installed in two positions of the inner space respectively; the central control system is respectively connected with the constant air volume fresh air inlet valve and the self-adaptive check exhaust valve and controls the ventilation rate of the constant air volume fresh air inlet valve and the ventilation rate of the self-adaptive check exhaust valve in real time. Constant air volume fresh air inlet and self-adaptive air exhaust of the inner space of the building are achieved, corresponding adjustment can be performed on ventilation of all the valves according to changes of outdoor air directions through control of a self-control system, the constant air volume control requirement of a system is met, and the natural stable and efficient ventilating effect is achieved.
Description
Technical field:
The utility model relates to the natural ventilation equipment for building, relates in particular to the controlled natural ventilation equipment of a kind of ventilation, belongs to air-conditioning technical field.
Background technology:
Gravity-flow ventilation is a kind of method of ventilation of green energy conservation, the form of building gravity-flow ventilation and device are of a great variety, but have in actual applications a common feature: because being subject to the elemental air quantity that affects gravity-flow ventilation uncontrollable, so affected to a certain extent applying of it, for example, in office tower building, just because of its uncontrollability, caused when design and cannot carry out designing and calculating accurately, thereby be difficult to determine in advance structure and the size of natural ventilation system.Even implemented application in some project, cannot evaluate accurately its practical effect also.
Utility model content:
Technical problem to be solved in the utility model is to overcome the deficiencies in the prior art, provides a kind of ventilation controlled natural ventilation equipment, under the control of robot control system(RCS), utilizes neatly natural wind to realize Indoor environment and stablizes effective gravity-flow ventilation.
The technical scheme in the invention for solving the technical problem is as follows:
The natural ventilation equipment that a kind of ventilation is controlled, be installed on the interior space of building, it is characterized in that: described natural ventilation equipment comprises central control system, can regulate determining the new wind air inlet valve of air quantity and can regulating according to the blast within described interior space the self adaptation check exhaust valve of exhaust air rate of intake according to the wind speed outside described interior space, describedly determine two places that the new wind air inlet valve of air quantity and self adaptation check exhaust valve are independently installed on respectively described interior space, described central control system is determined the new wind air inlet valve of air quantity with this respectively and is connected also the described ventilation of determining the new wind air inlet valve of air quantity and self adaptation check exhaust valve of control in real time with self adaptation check exhaust valve.
The described new wind air inlet valve of air quantity of determining comprises air inlet valve valve body, air inlet valve valve shaft, air inlet valve valve disc, air inlet valve balance adjustment bar, air inlet valve counterweight and air inlet valve YE; Described air inlet valve valve body is shelly cavity shape member and has upper valve wall and lower valve wall, on this, between valve wall and lower valve wall, is air channel, and the one end in this air channel is provided with the fresh inlet of side direction, and the other end is provided with air outlet upwards; Described air inlet valve valve disc is arranged in described air inlet valve valve body, and be fixedly connected on prejudicially on described air inlet valve valve shaft, described air inlet valve valve disc is with the rotation of this air inlet valve valve shaft and can two ends overlap respectively described upper valve wall and lower valve wall and described air channel is closed; Described air inlet valve valve shaft is connected with described air inlet valve YE, one end of described air inlet valve balance adjustment bar is fixedly connected with this air inlet valve valve shaft, and the blade face angle in 90 ° of this air inlet valve balance adjustment bar and described air inlet valve valve disc, described air inlet valve counterweight by screw thread, be rotatably connected on this air inlet valve balance adjustment bar and can be on this air inlet valve balance adjustment bar shift position; Described air inlet valve YE is fixed on described air inlet valve valve body, and this air inlet valve YE and described central control system are connected and control according to the instruction of this central control system the rotation of described air inlet valve valve shaft.
The upper valve wall of described air inlet valve valve body and the lap-joint of lower valve wall and described air inlet valve valve disc are provided with flexible sealing strip.
Air inlet valve automatic clutch and air inlet valve stop are set and are connected with between described air inlet valve YE and air inlet valve valve shaft.
The blade face of described air inlet valve valve disc and vertical direction be along becoming clockwise the standard-sized sheet operating position that the position of 30 ° of angles is this air inlet valve valve disc, rotates clockwise 15 ° and edge be rotated counterclockwise 60 ° for the rotatable working range of described air inlet valve valve disc by this standard-sized sheet operating position.
Described self adaptation check exhaust valve comprises exhaust valve valve body, exhaust valve valve shaft, exhaust valve valve disc, exhaust valve balance adjustment bar, exhaust valve counterweight and exhaust valve YE; Described exhaust valve valve body is shelly cavity shape member and has upper valve wall and lower valve wall, on this, between valve wall and lower valve wall, is air channel, and the one end in this air channel is provided with air inlet upwards, and the other end is provided with the wind exhausting outlet of side direction; Described exhaust valve valve disc is arranged in described exhaust valve valve body, and be fixedly connected on prejudicially on described exhaust valve valve shaft, described exhaust valve valve disc is with the rotation of this exhaust valve valve shaft and can two ends overlap respectively described upper valve wall and lower valve wall and described air channel is closed; Described exhaust valve valve shaft is connected with described exhaust valve YE, one end of described exhaust valve balance adjustment bar is fixedly connected with this exhaust valve valve shaft, and the blade face of this exhaust valve balance adjustment bar and described exhaust valve valve disc is along becoming clockwise 30 ° of angles, described exhaust valve counterweight by screw thread, be rotatably connected on this exhaust valve balance adjustment bar and can be on this exhaust valve balance adjustment bar shift position; Described exhaust valve YE is fixed on described exhaust valve valve body, and this exhaust valve YE and described central control system are connected and control according to the instruction of this central control system the rotation of described exhaust valve valve shaft.
The upper valve wall of described exhaust valve valve body and the lap-joint of lower valve wall and described exhaust valve valve disc are provided with flexible sealing strip.
Exhaust valve automatic clutch and exhaust valve stop are set and are connected with between described exhaust valve YE and exhaust valve valve shaft.
The blade face of described exhaust valve valve disc along becoming counterclockwise the position of 30 ° of angles for the full cut-off operating position of this exhaust valve valve disc, rotates clockwise 30 ° for the rotatable working range of described exhaust valve valve disc by this full cut-off operating position with vertical direction.
Compare with traditional ventilating system, the controlled natural ventilation equipment of ventilation described in the utility model has been realized the new wind in space in building and has been determined air quantity air intake and the air draft of indoor blast self adaptation by determining the new wind air inlet valve of air quantity and self adaptation check exhaust valve, and can open or valve-off according to the wind-force of extraneous natural wind; By the control of robot control system(RCS), according to the variation of outdoor wind direction, the ventilation of each valve is made to corresponding adjustment simultaneously, meet system and determine the general requirements that air quantity is controlled, the Indoor environment that reaches expection is stablized effective effect of natural ventilation.
Accompanying drawing explanation:
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the section of structure that the utility model is determined the new wind air inlet valve of air quantity.
Fig. 3 is the section of structure of the utility model self adaptation check exhaust valve.
The specific embodiment:
Below in conjunction with drawings and Examples, the utility model is described in further detail, but can not limits protection domain of the present utility model with this.
Refer to Fig. 1, the controlled natural ventilation equipment of diagram ventilation is installed on the interior space of building, and it comprises central control system, determines the new wind air inlet valve 1 of air quantity and self adaptation check exhaust valve 2; Describedly determine two places that the new wind air inlet valve 1 of air quantity and self adaptation check exhaust valve 2 are independently installed on respectively described interior space, this determines the new wind air inlet valve 1 of air quantity can regulate intake according to the wind speed outside described interior space, and this self adaptation check exhaust valve 2 can regulate exhaust air rate according to the blast within described interior space; Described central control system is determined the new wind air inlet valve 1 of air quantity with this respectively and is connected with self adaptation check exhaust valve 2, and controls in real time described ventilation of determining the new wind air inlet valve 1 of air quantity and self adaptation check exhaust valve 2.
Refer to again Fig. 2, the described new wind air inlet valve 1 of air quantity of determining is inputted new wind for the interior space to building, and it comprises air inlet valve valve body 101, air inlet valve valve shaft 107, air inlet valve valve disc 106, air inlet valve balance adjustment bar 108, air inlet valve counterweight 109 and air inlet valve YE 120.
Described air inlet valve valve body 101 is shelly cavity shape member, it has upper valve wall 102 and lower valve wall 103, on this, between valve wall 102 and lower valve wall 103, be that the one end in this air channel is provided with the fresh inlet 104 of side direction for passing through the air channel of new wind, the other end is provided with air outlet 105 upwards.
Described air inlet valve valve disc 106 is arranged in the inner chamber of described air inlet valve valve body 101, and be fixedly connected on prejudicially on described air inlet valve valve shaft 107, described air inlet valve valve disc 106 is with 107 rotations of this air inlet valve valve shaft, and this air inlet valve valve disc 106 can rotate and to two ends, overlaps respectively described upper valve wall 102 and lower valve wall 103 and described air channel is closed.The upper valve wall 102 of described air inlet valve valve body 101 and lower valve wall 103 are provided with flexible sealing strip 110 with the lap-joint of described air inlet valve valve disc 106, to guarantee sealing when closing air channel.The blade face of described air inlet valve valve disc 106 is the standard-sized sheet operating position of this air inlet valve valve disc 106 with vertical direction along becoming the position (8 o'clock direction) of 30 ° of angles clockwise, the operating position that is air inlet valve valve disc 106 is the full-gear of determining the new wind air inlet valve 1 of air quantity substantially, by this standard-sized sheet operating position rotate clockwise 15 ° and by this standard-sized sheet operating position along being rotated counterclockwise the rotatable working range that 60 ° of scopes that jointly comprise are described air inlet valve valve disc 106, in this rotatable working range, air inlet valve valve disc 106 can rotate airily.
Described air inlet valve valve shaft 107 is connected with described air inlet valve YE 120.One end of described air inlet valve balance adjustment bar 108 is fixedly connected with this air inlet valve valve shaft 107, and the blade face angle in 90 ° of the axial and described air inlet valve valve disc 106 of this air inlet valve balance adjustment bar 108.On this air inlet valve balance adjustment bar 108, be provided with screw thread, described air inlet valve counterweight 109 is rotatably connected on this air inlet valve balance adjustment bar 108 by screw thread, and can be on this air inlet valve balance adjustment bar 108 shift position, to regulate the equilbrium position of described air inlet valve valve disc 106.
Described air inlet valve YE 120 is fixed on described air inlet valve valve body 101, this air inlet valve YE 120 and described central control system are connected and control according to the instruction of this central control system the rotation of described air inlet valve valve shaft 107, thereby control the position of described air inlet valve valve disc 106, reach and change duct cross-section size, control the object of ventilation.Air inlet valve automatic clutch and air inlet valve stop are set and are connected with between described air inlet valve YE 120 and air inlet valve valve shaft 107; Described air inlet valve YE 120 drives into air-valve valve shaft 107 by air inlet valve automatic clutch and rotates, make air inlet valve valve disc 106 can be in operating position, force standard-sized sheet or force three states of complete shut-down, the requirement of controlling to meet device total blast volume; Described air inlet valve stop can be set the rotatable working range of described air inlet valve valve disc 106.Described air inlet valve YE 120 is with communication interface and described central control system conveying data, by the computer of the central control system centralized Control of programming.
Certain aperture area in described air channel of determining the new wind air inlet valve 1 of air quantity is corresponding to a ventilation of determining the new wind air inlet valve 1 of air quantity accordingly.The operating position of described air inlet valve valve disc 106 is the full-gear of determining the new wind air inlet valve 1 of air quantity substantially, so now outdoor air can freely enter the interior space of building; When outdoor wind speed is larger, the latter half of air inlet valve valve disc 106 is just subject to the effect of horizontal wind pressure (see in Fig. 2 shown in arrow) and rotates in the counterclockwise direction, thereby close the aperture of minor valve and reduce intake, wind-force is stronger, wind pressure is larger, the aperture of valve is less, even can contract fully under the effect of moment extra-heavy wind-force; Therefore no matter outdoor wind speed and pressure becomes diminishes greatly, by determining the air quantity of the new wind air inlet valve 1 of air quantity, will be stabilized in a less fluctuation range, thereby formed this, determines the air quantity characteristic of determining of the new wind air inlet valve 1 of air quantity.After tested, available ventilation width (being the length of air inlet valve valve disc 106) be 1 meter determine the new wind air inlet valve 1 of air quantity, when outdoor wind speed 3m/s to 18m/s on a large scale in while fluctuating, within intake still can be controlled in the scope of 400CMH ± 60CMH.
Described self adaptation check exhaust valve 2 is for the outside air draft in interior space by building, its structure is to described to determine the new wind air inlet valve 1 of air quantity similar, refer to Fig. 3, described self adaptation check exhaust valve 2 comprises exhaust valve valve body 201, exhaust valve valve shaft 207, exhaust valve valve disc 206, exhaust valve balance adjustment bar 208, exhaust valve counterweight 209 and exhaust valve YE 220.
Described exhaust valve valve body 201 is for shelly cavity shape member and have upper valve wall 202 and lower valve wall 203, on this, between valve wall 202 and lower valve wall 203, be the air channel of air draft, the one end in this air channel is provided with air inlet 204 upwards, and the other end is provided with the wind exhausting outlet 205 of side direction.
Described exhaust valve valve disc 206 is arranged in described exhaust valve valve body 201, and be fixedly connected on prejudicially on described exhaust valve valve shaft 207, described exhaust valve valve disc 206 is with 207 rotations of this exhaust valve valve shaft and can two ends overlap respectively described upper valve wall 202 and lower valve wall 203 and described air channel is closed.The upper valve wall 202 of described exhaust valve valve body 201 and lower valve wall 203 are provided with flexible sealing strip 210 with the lap-joint of described exhaust valve valve disc 206.The blade face of described exhaust valve valve disc 206 is the full cut-off operating position of this exhaust valve valve disc 206 with vertical direction along becoming the position (10 o'clock direction) of 30 ° of angles counterclockwise, the operating position that is exhaust valve valve disc 206 is the full-shut position of self adaptation check exhaust valve 2 substantially, by this full cut-off operating position, rotate clockwise 30 ° for the rotatable working range of described exhaust valve valve disc 206, in this rotatable working range, exhaust valve valve disc 206 can rotate airily.
Described exhaust valve valve shaft 207 is connected with described exhaust valve YE 220.One end of described exhaust valve balance adjustment bar 208 is fixedly connected with this exhaust valve valve shaft 207, and the blade face of the axial and described exhaust valve valve disc 206 of this exhaust valve balance adjustment bar 208 is along becoming clockwise 30 ° of angles, on described exhaust valve balance adjustment bar 208, be provided with screw thread, described exhaust valve counterweight 209 by screw thread, be rotatably connected on this exhaust valve balance adjustment bar 208 and can be on this exhaust valve balance adjustment bar 208 shift position, to regulate the equilbrium position of described exhaust valve valve disc 206.
Described exhaust valve YE 220 is fixed on described exhaust valve valve body 201, this exhaust valve YE 220 and described central control system are connected and control according to the instruction of this central control system the rotation of described exhaust valve valve shaft 207, thereby control the position of described exhaust valve valve disc 206, reach and change duct cross-section size, control the object of ventilation.Exhaust valve automatic clutch and exhaust valve stop are set and are connected with between described exhaust valve YE 220 and exhaust valve valve shaft 207; .
Described exhaust valve YE 220 drives exhaust valve valve shaft 207 to rotate by exhaust valve automatic clutch, make exhaust valve valve disc 206 can be in operating position, force standard-sized sheet or force three states of complete shut-down, the requirement of controlling to meet device total blast volume; Described exhaust valve stop can be set the rotatable working range of described exhaust valve valve disc 206.Described exhaust valve YE 220 is with communication interface and described central control system conveying data, by the computer of the central control system centralized Control of programming.
The operating position of described exhaust valve valve disc 206 is the full-shut position of self adaptation check exhaust valve 2 substantially, so now air can not flow by self adaptation check exhaust valve 2.When the interior space is owing to constantly entering new wind, while causing room air to produce malleation, this pressure will act on exhaust valve valve disc 206 and it is pushed open, and described self adaptation check exhaust valve 2 will be opened automatically, discharges air, reduces indoor positive pressure and reaches balance; And having stronger wind out-of-date when outdoor moment, blast horizontal force closes self adaptation check exhaust valve 2 in the first half of exhaust valve valve disc 206, has avoided air to pour in down a chimney.By regulating exhaust valve counterweight 209 to regulate indoor positive pressure in scope by a small margin at 1～3Pa, to meet the requirement of building ventilation.
Claims (9)
1. the natural ventilation equipment that ventilation is controlled, be installed on the interior space of building, it is characterized in that: described natural ventilation equipment comprises central control system, can regulate determining the new wind air inlet valve of air quantity and can regulating according to the blast within described interior space the self adaptation check exhaust valve of exhaust air rate of intake according to the wind speed outside described interior space, describedly determine two places that the new wind air inlet valve of air quantity and self adaptation check exhaust valve are independently installed on respectively described interior space, described central control system is determined the new wind air inlet valve of air quantity with this respectively and is connected also the described ventilation of determining the new wind air inlet valve of air quantity and self adaptation check exhaust valve of control in real time with self adaptation check exhaust valve.
2. the controlled natural ventilation equipment of ventilation according to claim 1, is characterized in that: the described new wind air inlet valve of air quantity of determining comprises air inlet valve valve body, air inlet valve valve shaft, air inlet valve valve disc, air inlet valve balance adjustment bar, air inlet valve counterweight and air inlet valve YE; Described air inlet valve valve body is shelly cavity shape member and has upper valve wall and lower valve wall, on this, between valve wall and lower valve wall, is air channel, and the one end in this air channel is provided with the fresh inlet of side direction, and the other end is provided with air outlet upwards; Described air inlet valve valve disc is arranged in described air inlet valve valve body, and be fixedly connected on prejudicially on described air inlet valve valve shaft, described air inlet valve valve disc is with the rotation of this air inlet valve valve shaft and can two ends overlap respectively described upper valve wall and lower valve wall and described air channel is closed; Described air inlet valve valve shaft is connected with described air inlet valve YE, one end of described air inlet valve balance adjustment bar is fixedly connected with this air inlet valve valve shaft, and the blade face angle in 90 ° of this air inlet valve balance adjustment bar and described air inlet valve valve disc, described air inlet valve counterweight by screw thread, be rotatably connected on this air inlet valve balance adjustment bar and can be on this air inlet valve balance adjustment bar shift position; Described air inlet valve YE is fixed on described air inlet valve valve body, and this air inlet valve YE and described central control system are connected and control according to the instruction of this central control system the rotation of described air inlet valve valve shaft.
3. the controlled natural ventilation equipment of ventilation according to claim 2, is characterized in that: the upper valve wall of described air inlet valve valve body and the lap-joint of lower valve wall and described air inlet valve valve disc are provided with flexible sealing strip.
4. the controlled natural ventilation equipment of ventilation according to claim 2, is characterized in that: air inlet valve automatic clutch and air inlet valve stop are set and are connected with between described air inlet valve YE and air inlet valve valve shaft.
5. the controlled natural ventilation equipment of ventilation according to claim 2, it is characterized in that: the blade face of described air inlet valve valve disc and vertical direction be along becoming clockwise the standard-sized sheet operating position that the position of 30 ° of angles is this air inlet valve valve disc, by this standard-sized sheet operating position, rotate clockwise 15 ° and edge and be rotated counterclockwise 60 ° for the rotatable working range of described air inlet valve valve disc.
6. the controlled natural ventilation equipment of ventilation according to claim 2, is characterized in that: described self adaptation check exhaust valve comprises exhaust valve valve body, exhaust valve valve shaft, exhaust valve valve disc, exhaust valve balance adjustment bar, exhaust valve counterweight and exhaust valve YE; Described exhaust valve valve body is shelly cavity shape member and has upper valve wall and lower valve wall, on this, between valve wall and lower valve wall, is air channel, and the one end in this air channel is provided with air inlet upwards, and the other end is provided with the wind exhausting outlet of side direction; Described exhaust valve valve disc is arranged in described exhaust valve valve body, and be fixedly connected on prejudicially on described exhaust valve valve shaft, described exhaust valve valve disc is with the rotation of this exhaust valve valve shaft and can two ends overlap respectively described upper valve wall and lower valve wall and described air channel is closed; Described exhaust valve valve shaft is connected with described exhaust valve YE, one end of described exhaust valve balance adjustment bar is fixedly connected with this exhaust valve valve shaft, and the blade face of this exhaust valve balance adjustment bar and described exhaust valve valve disc is along becoming clockwise 30 ° of angles, described exhaust valve counterweight by screw thread, be rotatably connected on this exhaust valve balance adjustment bar and can be on this exhaust valve balance adjustment bar shift position; Described exhaust valve YE is fixed on described exhaust valve valve body, and this exhaust valve YE and described central control system are connected and control according to the instruction of this central control system the rotation of described exhaust valve valve shaft.
7. the controlled natural ventilation equipment of ventilation according to claim 6, is characterized in that: the upper valve wall of described exhaust valve valve body and the lap-joint of lower valve wall and described exhaust valve valve disc are provided with flexible sealing strip.
8. the controlled natural ventilation equipment of ventilation according to claim 6, is characterized in that: exhaust valve automatic clutch and exhaust valve stop are set and are connected with between described exhaust valve YE and exhaust valve valve shaft.
9. the controlled natural ventilation equipment of ventilation according to claim 6, it is characterized in that: the blade face of described exhaust valve valve disc along becoming counterclockwise the position of 30 ° of angles for the full cut-off operating position of this exhaust valve valve disc, rotates clockwise 30 ° for the rotatable working range of described exhaust valve valve disc by this full cut-off operating position with vertical direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320682135.1U CN203571959U (en) | 2013-10-31 | 2013-10-31 | Natural ventilation device with controllable ventilation rate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320682135.1U CN203571959U (en) | 2013-10-31 | 2013-10-31 | Natural ventilation device with controllable ventilation rate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203571959U true CN203571959U (en) | 2014-04-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320682135.1U Expired - Fee Related CN203571959U (en) | 2013-10-31 | 2013-10-31 | Natural ventilation device with controllable ventilation rate |
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| Country | Link |
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| CN (1) | CN203571959U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112902385A (en) * | 2021-02-03 | 2021-06-04 | 珠海格力电器股份有限公司 | Control method, fresh air system and air conditioner |
| US11168916B2 (en) | 2018-06-11 | 2021-11-09 | Broan-Nutone Llc | Ventilation system with automatic flow balancing derived from a neural network and methods of use |
| WO2022096036A1 (en) * | 2021-06-01 | 2022-05-12 | 青岛海尔空调器有限总公司 | Air conditioner and fresh air system |
-
2013
- 2013-10-31 CN CN201320682135.1U patent/CN203571959U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11168916B2 (en) | 2018-06-11 | 2021-11-09 | Broan-Nutone Llc | Ventilation system with automatic flow balancing derived from a neural network and methods of use |
| CN112902385A (en) * | 2021-02-03 | 2021-06-04 | 珠海格力电器股份有限公司 | Control method, fresh air system and air conditioner |
| WO2022096036A1 (en) * | 2021-06-01 | 2022-05-12 | 青岛海尔空调器有限总公司 | Air conditioner and fresh air system |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140430 |