CN203206839U - Natural ventilation heat exchanger - Google Patents
Natural ventilation heat exchanger Download PDFInfo
- Publication number
- CN203206839U CN203206839U CN2013202552290U CN201320255229U CN203206839U CN 203206839 U CN203206839 U CN 203206839U CN 2013202552290 U CN2013202552290 U CN 2013202552290U CN 201320255229 U CN201320255229 U CN 201320255229U CN 203206839 U CN203206839 U CN 203206839U
- Authority
- CN
- China
- Prior art keywords
- flange
- heat exchanger
- cover plate
- ventilation heat
- base
- 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.)
- Expired - Fee Related
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/25—Greenhouse technology, e.g. cooling systems therefor
Abstract
The utility model discloses a natural ventilation heat exchanger which comprises a base. A connecting portion is connected onto the base, a first flange is connected onto the connecting portion and is connected with a second flange by connecting plates, a ventilation duct is arranged between the second flange and the base, a cover plate is rotationally connected onto the second flange, and a driving device capable of driving the cover plate to open or close the ventilation duct is arranged in the ventilation duct. According to the technical scheme, the natural ventilation heat exchanger has the advantages that the natural ventilation heat exchanger is simple in structure, good in sealing effect and convenient to operate, and a user can pull a draw cord to drive the cover plate to move, so that the ventilation duct can be opened and closed; the natural ventilation heat exchanger can be conveniently fixed to a crossbeam of a greenhouse by the aid of fixing portions, and is convenient to install and detach.
Description
Technical field
The utility model relates to a kind of gravity-flow ventilation heat exchanger, belongs to the agricultural greenhouse equipment technical field.
Background technology
Chamber planting technology proportion in agrotechnique improves day by day, and the chamber planting technology provides suitable growing environment condition for different cultivated plants.But, the greenhouse relative closure, air deficiency flows, and adds plant metabolism, causes envirment factors such as indoor temperature, humidity, composition of air to change, and is unsuitable for the plant growth needs.For this problem, people establish airduct at the greenhouse wall usually, make indoor-outdoor air force to exchange by blower fan, improve air quality.This type of technology, airduct is passed in perforate on greenhouse wall or greenhouse film, makes the greenhouse form the space, can not seal, and air leak has reduced the greenhouse energy saving effect, and it is constant to influence chamber humidity, and control causes adverse effect to greenhouse.Simultaneously, airduct fixed form complexity causes very big inconvenience to construction.
Summary of the invention
The technical problems to be solved in the utility model is at the deficiencies in the prior art, provide a kind of can better
Solve the ventilating problem in greenhouse, obturation effect is good, in light weight, cost is low, simple in structure, the gravity-flow ventilation heat exchanger that makes things convenient for installing/dismounting.
For addressing the above problem, the present invention is by the following technical solutions: a kind of gravity-flow ventilation heat exchanger, comprise base, be connected with connecting portion on the described base, be connected with first flange on the described connecting portion, described first flange is connected with second flange by connecting plate, is provided with ventilating duct between described second flange and the base, be rotatably connected to cover plate on described second flange, be provided with in the described ventilating duct and can drive cover plate with the drive unit of ventilating duct opening and closing of fault.
Below be further improvement of the utility model:
Described drive unit comprises the T type support that is fixed in the ventilating duct, be fixedly connected with gripper shoe on the described T type support, offer chute on the described gripper shoe, slidely connect connecting rod in the described chute, described cover plate and connecting rod are rotationally connected, and described connecting rod can slide and drive cover plate and open or cover ventilating duct in chute.
Further improve:
Described connecting rod comprises support bar, a wherein end and the cover plate of described support bar are rotationally connected, the other end of described support bar is connected with pull bar, the junction of described pull bar and support bar is rotatably connected to bearing, the lower end of described chute is fixedly connected with backing plate, and described bearing can slide along backing plate, offers elongated slot on the described backing plate, described pull bar stretches out in the elongated slot away from an end of support bar and is connected with spring, is connected with stay cord on the described spring.
Further improve:
Offer otch on described first flange.
Further improve:
Described base is provided with fixed part.
The utility model adopts technique scheme, and is simple in structure, can drive unlatching and the closure that the cover plate motion realizes ventilating duct by the pulling stay cord, and obturation effect is good, and is easy to operate; The setting of fixed part can make things convenient for the crossbeam of green house to be fixed, and makes things convenient for installing/dismounting.
Below in conjunction with accompanying drawing the technical solution of the utility model is described further.
Description of drawings
Accompanying drawing 1 is the structural representation of the utility model embodiment;
Accompanying drawing 2 is the structural representation of drive unit among the utility model embodiment;
Accompanying drawing 3 is the rearview of accompanying drawing 2;
Accompanying drawing 4 is A-A cutaway view in the accompanying drawing 2.
Among the figure: the 1-base; 2-first flange; The 3-connecting plate; 4-second flange; The 5-otch; The 6-cover plate; The 7-drive unit; The 8-fixed part; The 9-connecting portion; The 10-ventilating duct; 701-T type support; The 702-gripper shoe; The 703-connecting rod; The 704-gusset; The 705-stay cord; The 706-chute; The 707-backing plate; The 708-support bar; The 709-pull bar; The 710-bearing; The 711-spring.
Embodiment
Embodiment, as Fig. 1, Fig. 2, Fig. 3, shown in Figure 4, a kind of gravity-flow ventilation heat exchanger, comprise discoidal base 1, be connected with columniform connecting portion 9 on the described base 1, be connected with first flange 2 on the described connecting portion 9, described first flange 2 is connected with second flange 4 by connecting plate 3, form cannelure between described first flange 2 and second flange 4, be provided with ventilating duct 10 between described second flange 4 and the base 1, be rotatably connected to cover plate 6 on described second flange 4, be provided with in the described ventilating duct 10 and can drive the drive unit 7 that cover plate 6 is opened ventilating duct 10 or seal.
Described drive unit 7 comprises the T type support 701 that is fixed on ventilating duct 10 inwalls, be fixedly connected with gripper shoe 702 on the described T type support 701, offer chute 706 on the described gripper shoe 702, slidely connect connecting rod 703 in the described chute 706, described cover plate 6 is rotationally connected with connecting rod 703, and described connecting rod 703 can slide and drive cover plate 6 and open or cover ventilating duct 10 in chute 706.
Described connecting rod 703 comprises the support bar 708 of arc, a wherein end and the cover plate 6 of described support bar 708 are rotationally connected, the other end of described support bar 708 is connected with pull bar 709, described support bar 708 is V-shaped with pull bar 709, described pull bar 709 is rotatably connected to bearing 710 with the junction of support bar 708, the lower end of described chute 706 is fixedly connected with backing plate 707, described bearing 710 can slide along backing plate 707, offer elongated slot on the described backing plate 707, described pull bar 709 stretches out in the elongated slot away from an end of support bar 708 and is connected with spring 711, is connected with stay cord 705 on the described spring 711.
Offer otch 5 on described first flange 2, when raining, rainwater can flow out along otch 5.
Described base 1 is provided with the fixed part 8 of several C types, and fixed part 8 is connected on the booth top cross-bar.
During use, open the circular port that the diameter of determining a diameter and base 1 adapts at booth top canopy film, base 1 be placed on the circular port, be connected on the booth top cross-bar by fixed part 8 and finish installation,
Install simple, convenient.When needs ventilated, pulling stay cord 705, stay cord 705 passed through 709 motions of spring 711 pulling pull bars, and pull bar 709 slides in chute 706, and drives cover plate 6 unlatchings by support bar 708, and cover plate 6 maximum open angles are 60 °; When not needing to ventilate, unclamp stay cord 705, cover plate 6 is sagging naturally, with ventilating duct 10 closures.
Described base 1, connecting portion 9, first flange 2, second flange 4, fixed part 8 adopt the UPVC once injection moulding, and be in light weight, and good anti-corrosion is arranged.
Claims (5)
1. gravity-flow ventilation heat exchanger, comprise base (1), described base (1) is provided with connecting portion (9), it is characterized in that: be connected with first flange (2) on the described connecting portion (9), described first flange (2) is connected with second flange (4) by connecting plate (3), be provided with ventilating duct (10) between described second flange (4) and the base (1), be rotatably connected to cover plate (6) on described second flange (4), be provided with in the described ventilating duct (10) and can drive cover plate (6) with the drive unit (7) of ventilating duct (10) opening and closing of fault.
2. a kind of gravity-flow ventilation heat exchanger according to claim 1, it is characterized in that: described drive unit (7) comprises the T type support (701) that is fixed in the ventilating duct (10), be fixedly connected with gripper shoe (702) on the described T type support (701), offer chute (706) on the described gripper shoe (702), slidely connect connecting rod (703) in the described chute (706), described cover plate (6) is rotationally connected with connecting rod (703), and described connecting rod (703) can slide in chute (706) and drive cover plate (6) and open or cover ventilating duct (10).
3. a kind of gravity-flow ventilation heat exchanger according to claim 2, it is characterized in that: described connecting rod (703) comprises support bar (708), a wherein end and the cover plate (6) of described support bar (708) are rotationally connected, the other end of described support bar (708) is connected with pull bar (709), described pull bar (709) is rotatably connected to bearing (710) with the junction of support bar (708), the lower end of described chute (706) is fixedly connected with backing plate (707), described bearing (710) can slide along backing plate (707), described backing plate offers elongated slot on (707), described pull bar (709) stretches out in the elongated slot away from an end of support bar (708) and is connected with spring (711), is connected with stay cord (705) on the described spring (711).
4. a kind of gravity-flow ventilation heat exchanger according to claim 3 is characterized in that: offer otch (5) on described first flange (2).
5. a kind of gravity-flow ventilation heat exchanger according to claim 4, it is characterized in that: described base (1) is provided with fixed part (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202552290U CN203206839U (en) | 2013-05-13 | 2013-05-13 | Natural ventilation heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202552290U CN203206839U (en) | 2013-05-13 | 2013-05-13 | Natural ventilation heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203206839U true CN203206839U (en) | 2013-09-25 |
Family
ID=49196424
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013202552290U Expired - Fee Related CN203206839U (en) | 2013-05-13 | 2013-05-13 | Natural ventilation heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203206839U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104396628A (en) * | 2014-12-13 | 2015-03-11 | 重庆利贞元农林科技有限公司 | Planting greenhouse with skylight |
| CN109347494A (en) * | 2018-09-25 | 2019-02-15 | 东莞市圣荣自动化科技有限公司 | A kind of radiator of high-power high-frequency transmitter |
-
2013
- 2013-05-13 CN CN2013202552290U patent/CN203206839U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104396628A (en) * | 2014-12-13 | 2015-03-11 | 重庆利贞元农林科技有限公司 | Planting greenhouse with skylight |
| CN109347494A (en) * | 2018-09-25 | 2019-02-15 | 东莞市圣荣自动化科技有限公司 | A kind of radiator of high-power high-frequency transmitter |
| CN109347494B (en) * | 2018-09-25 | 2020-06-26 | 王灵伟 | Heat radiator for high-power high frequency transmitter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130925 Termination date: 20180513 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |