CN201724332U - Self circulation culvert-type natural ventilation device - Google Patents
Self circulation culvert-type natural ventilation device Download PDFInfo
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- CN201724332U CN201724332U CN201020291538XU CN201020291538U CN201724332U CN 201724332 U CN201724332 U CN 201724332U CN 201020291538X U CN201020291538X U CN 201020291538XU CN 201020291538 U CN201020291538 U CN 201020291538U CN 201724332 U CN201724332 U CN 201724332U
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Abstract
The utility model discloses a self circulation culvert-type natural ventilation device, which comprises a straight ventilation pipe communicated with the indoor and outdoor environments; and the straight ventilation pipe is divided into first channel and a second channel which are vertically symmetrical through a baffle plate, and the baffle plate is axially and horizontally arranged on the straight ventilation pipe; the first and the second channels are communicated with an upward first air port and a downward second air port on the indoor sides respectively; and interlocked switch valves are arranged at the first and the second air port. The utility model utilizes the indoor/outdoor hot pressure difference to realize air convection, as a result, hot air enters the indoor from one channel, the indoor cold air is exhausted from another channel, so as to achieve the fresh air supplying/exhausting natural circulation without the need of extra power, and the amount of the outdoor fresh air leading into the indoor is controlled, and the air-conditioning cooling load or heating thermal load loss caused by over leading-in of fresh air, so as to meet the requirement of energy conservation; moreover, the ventilation device has the advantages of thermal insulation, sound insulation, dust prevention and insect prevention.
Description
Technical field
The present invention relates to the bidirectional ventilated device of a kind of local-style dwelling houses house air exchange, relate in particular to a kind of self-circulation culvert type natural ventilation equipment that is used for air-conditioned room holding chamber inside and outside air pressure balance.
Background technology
Along with the raising that people require quality of life, use air-conditioning more and more general in the residential architecture.Air-conditioning in order to improve indoor refrigeration or heat insulation effect, need seal the room in use.Air-conditioned room is owing to lack the convection current of air and outdoor air, the people is in the air conditioning chamber for a long time, can feel anoxic, lack of water, uncomfortable in chest, expiratory dyspnea, and the germ air after people's breathing is in indoor circulation, easily cause the infectious disease cross-infection, endangered the healthy of people greatly.If adopt the ventilation of windowing to solve above-mentioned deficiency, not only can influence the refrigeration of air-conditioning or heat insulation effect and window, and can cause the lot of energy loss." Residential Buildings Energy 65% design standard " put into effect according to Chongqing City 2010 is for the new wind designing requirement of building: must effectively utilize outdoor new wind in the energy-saving design in construction, to improve the architecture indoor environment, and make full use of the indoor and outdoor enthalpy difference in non-air-conditioning season or transition season, play and replace the requirement of air-conditioning equipment the energy-saving effect of indoor temperature and humidity regulation and control.Therefore, research and development both can improve the important topic that ventilation unit that IAQ also satisfies energy-conservation requirement just becomes one of ordinary skill in the art.
In the prior art, the ventilation unit that is used to improve air-conditioned room also appears on the market, and discloses a kind of " ventilation unit of window air conditioner " as Chinese patent CN00256585.4, comprising: be opened on the dividing plate air vent that indoor section and outdoor section are communicated with; Air door; Be arranged on the air door fixed mechanism on the dividing plate; With the air door operating mechanism that is connected with air door.Described air door is provided with and the corresponding air door of air vent air channel; Described air door is arranged on the outside of dividing plate by the air door fixed mechanism and can relatively moves on the dividing plate plane, manipulation lower edge of air door operating mechanism.Implement the ventilation unit of window air conditioner of the present invention, realized the free adjustment of ventilation size, help increasing outdoor new wind intake.But mainly there is following deficiency in the ventilation unit of the window air conditioner of this structure: though one, the ventilation of the ventilation unit of this window air conditioner can regulate, regulate excessively, influence the refrigerating capacity of air-conditioning; If adjusting is too small, can't promote indoor again automatically and the outdoor air convection current, therefore, when using, uses by the incompatibility air-conditioning; When two, using, can not play heat insulation, sound insulation and dustproof effect; Three, be installed on the forms, the installation site is single, and the installation position is restricted, and versatility is not strong, and inconvenient operation; Four, complex structure, the cost height.
Summary of the invention
At above shortcomings in the prior art, the technical problem that the present invention solves is the convection current that should keep room air and outdoor air, satisfy " Residential Buildings Energy 65% design standard " of Chongqing City's promulgation again, utilize indoor and outdoor hot pressing difference to realize cross-ventilation, and have self-circulation culvert type natural ventilation equipment easy for installation, that cost is low.
The invention provides a kind of self-circulation culvert type natural ventilation equipment, comprise the straight-through airduct that is communicated with the house internal and external environment, described straight-through airduct is by being divided into laterally zygomorphic first passage and second channel along the horizontally disposed dividing plate of its axis direction; Described first passage and second channel are communicated with first air port upwards and the second downward air port respectively by the indoor; First air port and place, second air port are provided with linkage switch valves.
Further, described controlled valve mainly is made of the snap switch that first air port and second air port were closed or opened to hemisphere sealing-plug and driving hemisphere sealing-plug; The convex surface of described hemisphere sealing-plug is to the indoor.
Further, the top of described first passage is provided with and leads directly to the first crossing curved baffle of inner periphery of airduct; The below of described second channel is provided with and leads directly to the second crossing curved baffle of inner periphery of airduct; The diameter of described hemisphere sealing-plug is greater than the interior circular diameter that is formed by first curved baffle and second curved baffle.
Further, described hemisphere sealing-plug is plastics or rubber bodies.
Further, be provided with mounting bracket in the described straight-through airduct, described snap switch is installed on the mounting bracket, and the drive end of snap switch is fixedlyed connected with the hemisphere sealing-plug.
Self-loopa principle of the present invention is that the cross-ventilation that utilizes hot pressing to cause is realized, when promptly utilizing summer or winter, after room conditioning refrigeration or heating reduce indoor temperature, make indoor-outdoor air the big temperature difference occur, and because indoor and outdoor temperature gradient difference abnormity becomes indoor and outdoor hot pressing poor, because pressure gap, make in the outdoor air inlet chamber in summer, and the hot-air in the inlet chamber is because volume is bigger, must cause indoor cold air excessive, hot-air in the inlet chamber changes cold air into once more after air-conditioning temperature-reducing is handled subsequently, and the hot pressing that indoor and outdoor exists thermograde to produce all the time is poor, makes the circulation that indoor-outdoor air goes round and begins again by this equipment thus.During winter, just opposite because still there is hot pressing in indoor and outdoor with summer fever compress office, make cyclic process opposite, but circulation theory is identical.
Compared with prior art, a kind of self-circulation culvert type natural ventilation equipment of the present invention has following advantage:
1, satisfies energy-conservation requirement.Utilize the hot pressing difference of indoor and outdoor to carry out cross-ventilation, hot-air is in a passage inlet chamber, indoor cold air is discharged from another passage, need not extra power, can realize that new wind send row's Natural Circulation, simultaneously this equipment in conjunction with " Residential Buildings Energy 65% design standard " for requiring indoor resh air requirement according to 1 time/hour requirement when refrigeration or winter heating summer, equipment is according to standard-required, introduce indoor outdoor resh air requirement by control, reduce because of new wind and introduce air-conditioning refrigeration duty or the loss of heating thermic load that excessively causes, satisfy requirements of saving energy.
2, use this self-circulation culvert type natural ventilation equipment, only need be installed on body of wall and the empty positioning groove, easy to installation and maintenance; During operation, utilize snap switch to drive the hemisphere sealing-plug and close or open first curved baffle and second curved baffle respectively and the ventilating opening between the dividing plate, easy to operate.
3, the hemisphere sealing-plug and first curved baffle and second arc retaining is when being sealed and matched, and plays good heat insulation, sound insulation and dustproof effect; Also screen pack can be set in the ventilation duct, further play dustproof, insect protected effect.
4, this self-circulation culvert type natural ventilation equipment mainly relies on snap switch realization hemisphere sealing-plug to close or open ventilating opening, and simple in structure, cost is low.
Description of drawings
Accompanying drawing is a profile of the present invention.
The specific embodiment
Below in conjunction with the drawings and specific embodiments the present invention is done to describe in further detail.
As shown in the figure: a kind of self-circulation culvert type natural ventilation equipment, comprise the straight-through airduct 1 that is communicated with the house internal and external environment, described straight-through airduct 1 is by being divided into laterally zygomorphic first passage 3 and second channel 4 along the horizontally disposed dividing plate 2 of its axis direction; Described first passage 3 and second channel 4 are communicated with first air port 5 upwards and the second downward air port 6 respectively by the indoor; First air port 5 and 6 places, second air port are provided with linkage switch valves 7.
Controlled valve 7 mainly is made of the snap switch 9 that first air port 5 and second air port 6 were closed or opened to hemisphere sealing-plug 8 and driving hemisphere sealing-plug 8; The convex surface of described hemisphere sealing-plug 8 is to the indoor.
The top of first passage 3 is provided with and leads directly to the first crossing curved baffle 10 of inner periphery of airduct 1; The below of described second channel 4 is provided with and leads directly to the second crossing curved baffle 11 of inner periphery of airduct 1; The diameter of described hemisphere sealing-plug 8 is greater than the interior circular diameter that is formed by first curved baffle 10 and second curved baffle 11.
Hemisphere sealing-plug 8 is plastics or rubber bodies.Plastics or rubber bodies have good heat insulation, sound insulation and dustproof effect, therefore, can make this ventilation unit play good heat insulation, sound insulation and dustproof effect after the installation.
Be provided with mounting bracket 12 in the straight-through airduct 1, described snap switch 9 is installed on the mounting bracket 12, and the drive end of snap switch 9 is fixedlyed connected with hemisphere sealing-plug 8.
The cross section of described straight-through airduct 1 is circular best (also can be rectangle).When using this self-circulation culvert type natural ventilation equipment, the diameter of ventilation duct 1 can be selected 10cm～15cm for use, is installed in the culvert default on the exterior wall, and setting height(from bottom) both was easy to install and maintain about 1～1.3 meter, was convenient to people's hand operated again.During installation, hemisphere sealing-plug 8 ends of ventilation duct 1 are to indoor, are communicated with second channel 4 and the wireway 13 that is provided with downwards is positioned at outdoor.With summer situation be example (winter situation by that analogy), when opening air-conditioning, indoor air themperature descends, outdoor air themperature is higher, and indoor and outdoor exists hot pressing poor, and hot-air is by first passage 3, in 5 inlet chambers of first air port, indoor cold air is discharged by second channel 4 from second air port 6, realizes that new wind send row's Natural Circulation.It is outwards mobile along the axis of ventilation duct 1 to drive hemisphere sealing-plug 8 by snap switch 9, hemisphere sealing-plug 8 leaves first curved baffle 10 and second curved baffle 11, first curved baffle 10 and second curved baffle 11 respectively and the ventilating opening between the dividing plate 2 be opened, the clearance space of outdoor hot-air by forming between the hemisphere sealing-plug 8 and first curved baffle 10, enter first passage 3, and in 5 inlet chambers of first air port; The clearance space of indoor cold air by forming between the hemisphere sealing-plug 8 and second curved baffle 11, enter in the second channel 4 from second air port 6, and from wireway 13 discharges, by wireway 13 dischargings, the gas that can avoid indoor discharge mixes with outdoor new general mood body, with the gas that prevents indoor discharge once more in the inlet chamber.But same driving spring switch 9, hemisphere sealing-plug 8 is moved inward along the axis of straight-through airduct 1, hemisphere sealing-plug 8 envelopes first curved baffle 10 and second curved baffle 11 respectively and the ventilating opening between the dividing plate 2, and ventilating opening is closed, and indoor-outdoor air no longer is communicated with.Driving spring switch 9 possesses overlapping extension dividing plate simultaneously except that comprising snap switch mechanism, play with dividing plate 2 and intercept the identical effect of first passages 3 and second channel 4.
Among the present invention, straight-through airduct 1 is by being divided into laterally zygomorphic first passage 3 and second channel 4 along the horizontally disposed dividing plate 2 of its axis direction; Described first passage 3 and second channel 4 are communicated with first air port 5 upwards and the second downward air port 6 respectively by the indoor, and equipment is installed on the external wall inner surface, consider that also there is thermograde in indoor air environment, it is up that equipment makes full use of hot-air, and the descending layout principle of cold air adopts the directed air-supply of passage, air draft, improves indoor-outdoor air circulating path length, avoid occurring little local circulation, improve air exchange dynamics and coverage.
And, consider the Volume Changes of air under different temperatures, and saturated steam partial pressure effect in summer in the winter indoor-outdoor air, air intake and air draft pipeline length, sectional area to equipment carry out the ratio adjustment, artificial the flow through on-way resistance in highway section of cold and hot air of adjusting, and then control hot-air and cold air supply and exhaust speed and air quantity, the equipment that makes is introduced wind speed, air quantity is even.
Explanation is at last, above embodiment is only unrestricted in order to technical scheme of the present invention to be described, although the present invention is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement technical scheme of the present invention, and not breaking away from the aim and the scope of technical solution of the present invention, it all should be encompassed in the middle of the claim scope of the present invention.
Claims (6)
1. self-circulation culvert type natural ventilation equipment, comprise the straight-through airduct (1) that is communicated with the house internal and external environment, it is characterized in that: described straight-through airduct (1) is by be divided into laterally zygomorphic first passage (3) and second channel (4) along the horizontally disposed dividing plate of its axis direction (2); Described first passage (3) and second channel (4) are communicated with first air port (5) upwards and downward second air port (6) respectively by the indoor; Linkage switch valves (7) is located to be provided with in first air port (5) and second air port (6).
2. a kind of self-circulation culvert type natural ventilation equipment according to claim 1 is characterized in that: snap switch (9) formation of first air port (5) and second air port (6) is mainly closed or opened to described controlled valve (7) by hemisphere sealing-plug (8) and driving hemisphere sealing-plug (8); The convex surface of described hemisphere sealing-plug (8) is to the indoor.
3. a kind of self-circulation culvert type natural ventilation equipment according to claim 1 and 2 is characterized in that: the top of described first passage (3) is provided with and leads directly to crossing first curved baffle (10) of inner periphery of airduct (1); The below of described second channel (4) is provided with and leads directly to crossing second curved baffle (11) of inner periphery of airduct (1); The diameter of described hemisphere sealing-plug (8) is greater than the interior circular diameter that is formed by first curved baffle (10) and second curved baffle (11).
4. a kind of self-circulation culvert type natural ventilation equipment according to claim 1 and 2 is characterized in that: described hemisphere sealing-plug (8) is plastics or rubber bodies.
5. self-circulation culvert type natural ventilation equipment according to claim 3, it is characterized in that: be provided with mounting bracket (12) in the described straight-through airduct (1), described snap switch (9) is installed on the mounting bracket (12), and the drive end of snap switch (9) is fixedlyed connected with hemisphere sealing-plug (8).
6. a kind of self-circulation culvert type natural ventilation equipment according to claim 1 is characterized in that: the cross section of described straight-through airduct (1) is circle or rectangle.
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Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020291538XU CN201724332U (en) | 2010-08-13 | 2010-08-13 | Self circulation culvert-type natural ventilation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020291538XU CN201724332U (en) | 2010-08-13 | 2010-08-13 | Self circulation culvert-type natural ventilation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201724332U true CN201724332U (en) | 2011-01-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201020291538XU Expired - Lifetime CN201724332U (en) | 2010-08-13 | 2010-08-13 | Self circulation culvert-type natural ventilation device |
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| CN (1) | CN201724332U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101886838A (en) * | 2010-08-13 | 2010-11-17 | 重庆星能建筑节能技术发展有限公司 | Self-circulation culvert type natural ventilation equipment |
| CN105226511A (en) * | 2015-09-23 | 2016-01-06 | 浙江新跃电气有限公司 | A kind of rainproof distribution box |
| CN115682226A (en) * | 2022-11-16 | 2023-02-03 | 浙江林德纳新型建材有限公司 | Indoor ventilation system |
-
2010
- 2010-08-13 CN CN201020291538XU patent/CN201724332U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101886838A (en) * | 2010-08-13 | 2010-11-17 | 重庆星能建筑节能技术发展有限公司 | Self-circulation culvert type natural ventilation equipment |
| CN101886838B (en) * | 2010-08-13 | 2012-08-22 | 重庆星能建筑节能技术发展有限公司 | Self-circulation culvert type natural ventilation equipment |
| CN105226511A (en) * | 2015-09-23 | 2016-01-06 | 浙江新跃电气有限公司 | A kind of rainproof distribution box |
| CN115682226A (en) * | 2022-11-16 | 2023-02-03 | 浙江林德纳新型建材有限公司 | Indoor ventilation system |
| CN115682226B (en) * | 2022-11-16 | 2023-09-29 | 浙江林德纳新型建材有限公司 | Indoor ventilation system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110126 Effective date of abandoning: 20120822 |