CN107980361B - Adjustable granary ventilation opening device - Google Patents
Adjustable granary ventilation opening device Download PDFInfo
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- CN107980361B CN107980361B CN201711393799.5A CN201711393799A CN107980361B CN 107980361 B CN107980361 B CN 107980361B CN 201711393799 A CN201711393799 A CN 201711393799A CN 107980361 B CN107980361 B CN 107980361B
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- bracket
- outer cylinder
- ventilation opening
- granary
- rotatably connected
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01F—PROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE
- A01F25/00—Storing agricultural or horticultural produce; Hanging-up harvested fruit
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- Environmental Sciences (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
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Abstract
The invention discloses an adjustable ventilation opening device of a granary, and relates to the technical field of granary ventilation equipment. The invention comprises an installation outer cylinder, an adjustment lantern ring and a second bracket; a first bracket is arranged on the inner side wall of one end of the mounting outer cylinder; a plurality of groups of rotating shafts are symmetrically arranged on the first bracket; the plurality of groups of rotating shafts are fixedly connected with fan blades; the adjusting lantern ring is rotatably connected with the other end of the mounting outer cylinder; the inner side wall of the adjusting lantern ring is provided with a driving gear; the second bracket is arranged on the inner side wall of the other end of the mounting outer cylinder; a plurality of fixed seats are symmetrically arranged on the second bracket; the fixed seats are all rotatably connected with nuts; a driven gear is fixedly connected to the nut; the driven gear is internally meshed with the driving gear; a screw rod is arranged in the screw nut in a matching way; one end of the screw rod is provided with a shaft jacking sleeve; two pull rods are rotatably connected on the shaft top sleeve; one end of the pull rod is rotatably connected to the inner side surface of the fan blade. The fan blade adjusting mechanism realizes the rotation adjustment of the fan blades through the gear assembly, the screw rod assembly and other mechanisms, and plays a role in adjusting the air quantity of the air inlet.
Description
Technical Field
The invention belongs to the technical field of granary ventilation equipment, and particularly relates to an adjustable granary ventilation opening device.
Background
A large amount of rice and other grains are placed in the granary, in order to avoid being affected with damp, the granary is usually ー sealed spaces, so that the grains are placed for a long time and are easy to mildew and grow insects, the storage time of the grains is influenced, and the required granary needs to be ventilated regularly.
The existing ventilation opening generally comprises a shell matched with the through hole in shape, the shell is provided with a ventilation channel, a sealing cover is arranged at the inlet of the ventilation channel, the ventilation channel is sealed by the sealing cover and a sealing strip at the inlet of ロ, the sealing cover is opened when the granary needs ventilation, and the ventilation channel is communicated with an external air supply device to realize forced ventilation. The ventilation opening structure has fixed ventilation quantity, and the size of the ventilation opening cannot be changed according to the requirements of warehouse staff, so that the expected ventilation effect cannot be achieved; moreover, the existing ventilation opening has fixed ventilation quantity, so that the ventilation time is too long, the working time of an external air supply device is too long, and unnecessary energy waste is caused.
Therefore, an adjustable ventilation device for the granary is needed to be developed to change the ventilation amount of the ventilation opening so as to reduce the excessive use of energy.
Disclosure of Invention
The invention aims to provide an adjustable granary ventilation opening device, which realizes the rotation of fan blades by adopting mechanisms such as a gear assembly, a screw rod assembly and the like, so that the fan blades can play a role in adjusting the ventilation opening air quantity, and the problems of excessive use of energy sources and the like are solved.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to an adjustable ventilation opening device of a granary, which comprises an installation outer cylinder, an adjusting lantern ring and a second bracket, wherein the installation outer cylinder is provided with a first support and a second support; a first bracket is arranged on the inner side wall of one end of the mounting outer cylinder; a plurality of groups of rotating shafts are symmetrically arranged on the first bracket; the plurality of groups of rotating shafts are fixedly connected with fan blades; the adjusting lantern ring is rotatably connected with the other end of the mounting outer barrel; the inner side wall of the adjusting lantern ring is provided with a driving gear; the second bracket is arranged on the inner side wall of the other end of the mounting outer cylinder; a plurality of fixed seats are symmetrically arranged on the second bracket; the plurality of fixed seats are rotatably connected with nuts; a driven gear is fixedly connected to the nut; the driven gear is internally meshed with the driving gear; a screw rod is arranged in the screw nut in a matching manner; one end of the screw rod is provided with a shaft jacking sleeve; two pull rods are rotatably connected to the shaft top sleeve; one end of the pull rod is rotatably connected to the inner side surface of the fan blade.
Furthermore, a first fixing frame is embedded in the first bracket; the first fixing frame is of a cross-shaped structure; the rotating shafts are symmetrically arranged on two sides of each supporting rod of the first fixing frame.
Furthermore, a plurality of fan blades are in a closed state of enclosing to form a circular shielding plate so as to seal an inner hole of the outer cylinder.
Furthermore, a second fixing frame is embedded in the second bracket; the second fixing frame is of a cross-shaped structure; the fixed seat is fixedly connected to each supporting rod of the second fixed frame; the position of the fixed seat corresponds to the position of the supporting rod of the first fixed frame.
Furthermore, the screw rod is rotatably connected with the shaft top sleeve; two pull rods on the shaft top sleeve are correspondingly connected to the fan blade end faces on two sides of the upper support rod of the first fixing frame.
Furthermore, a protective rear cover is arranged on the inner side of one end of the adjusting lantern ring; the protective rear cover is connected to the second fixing frame through an adjusting bolt.
Furthermore, four screw rod access holes are arranged on the protective rear cover in a rectangular shape; a plurality of vent holes are uniformly formed in the protective rear cover; the plurality of vent holes are annularly arranged on the protective rear cover.
The invention has the following beneficial effects:
1. the ventilation opening device is simple and reasonable in structural design, convenient to install, good in ventilation performance, low in manufacturing cost and convenient for users to adjust according to needs.
2. The ventilation opening device provided by the invention realizes the rotation adjustment of the fan blades by adopting mechanisms such as the gear assembly, the screw rod assembly and the like, so that the size of the ventilation opening can be changed at will, and the fan blades can play a role in adjusting the air volume of the ventilation opening.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural view of an adjustable granary ventilation opening device according to the present invention;
FIG. 2 is a side sectional view of FIG. 1;
FIG. 3 is a schematic view of the internal structure of FIG. 1;
FIG. 4 is a schematic structural view of the installation of the outer cylinder;
FIG. 5 is a front view of the second bracket;
fig. 6 is a front view of the protective rear cover.
In the drawings, the components represented by the respective reference numerals are listed below:
1-mounting an outer cylinder, 2-adjusting lantern rings, 3-a second bracket, 4-a protective rear cover, 101-a first bracket, 102-a rotating shaft, 103-fan blades, 201-a driving gear, 301-a fixed seat, 302-a nut, 303-a driven gear, 304-a screw rod, 305-a shaft top sleeve, 306-a pull rod, 401-an adjusting bolt, 402-a screw rod access hole and 403-a vent hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.
Referring to fig. 1-6, the present invention is an adjustable ventilation opening device for granary, comprising an installation outer cylinder 1, an adjustment collar 2 and a second bracket 3.
Wherein, a first bracket 101 is arranged on the inner side wall of one end of the mounting outer cylinder 1; a plurality of groups of rotating shafts 102 are symmetrically arranged on the first bracket 101; the plurality of sets of rotating shafts 102 are all fixedly connected with fan blades 103.
Wherein, the adjusting lantern ring 2 is rotatably connected with the other end of the mounting outer cylinder 1.
Wherein, the adjusting collar 2 inside wall is provided with driving gear 201.
As shown in fig. 2 and 3, the second bracket 3 is disposed on the inner side wall of the other end of the mounting outer cylinder 1.
As shown in fig. 2 and 3, the second bracket 3 is symmetrically provided with a plurality of fixing seats 301; the plurality of fixed seats 301 are rotatably connected with nuts 302; a driven gear 303 is fixedly connected to the nut 302; the driven gear 303 is meshed with the driving gear 201; a screw rod 304 is arranged in the screw nut 302 in a matching way; one end of the screw rod 304 is provided with a shaft top sleeve 305; two pull rods 306 are rotatably connected to the shaft top sleeve 305; one end of the pull rod 306 is rotatably connected to the inner side surface of the fan blade 103.
As shown in fig. 1, a first fixing frame is embedded in the first bracket 101; the first fixing frame is of a cross-shaped structure; the rotating shafts 102 are symmetrically arranged at two sides of each supporting rod of the first fixing frame.
As shown in FIG. 1, the plurality of blades 103 are enclosed to form a circular shielding plate to seal the inner hole of the outer cylinder 1.
As shown in fig. 2, 3 and 5, a second fixing frame is embedded in the second bracket 3; the second fixing frame is of a cross-shaped structure; the fixed seat 301 is fixedly connected to each supporting rod of the second fixed frame; the position of the fixing base 301 corresponds to the position of the supporting rod of the first fixing frame.
Wherein the screw rod 304 is rotatably connected with the shaft top sleeve 305; two pull rods 306 on the shaft top sleeve 305 are correspondingly connected to the end faces of the fan blades 103 on two sides of the upper support rod of the first fixing frame.
As shown in fig. 2, a protective rear cover 4 is arranged on the inner side of one end of the adjusting lantern ring 2; the protective rear cover 4 is connected to the second fixing frame by an adjusting bolt 401.
As shown in fig. 6, four screw rod access holes 402 are arranged in a rectangular shape on the protection rear cover 4; a plurality of vent holes 403 are uniformly arranged on the protective rear cover 4; a plurality of ventilation holes 403 are arranged in a ring shape on the protective rear cover 4.
One specific application of this embodiment is: the whole device is fixed in a granary mounting hole through a bolt assembly, the screw rod 304 is driven to move by rotating the adjusting lantern ring 2, the pull rod 306 pulls the fan blades 103 to rotate, and therefore the air volume of the ventilation opening is adjusted.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (7)
1. An adjustable granary ventilation opening device is characterized by comprising an installation outer cylinder (1), an adjusting lantern ring (2) and a second bracket (3);
wherein, a first bracket (101) is arranged on the inner side wall of one end of the mounting outer cylinder (1); a plurality of groups of rotating shafts (102) are symmetrically arranged on the first bracket (101); the plurality of groups of rotating shafts (102) are fixedly connected with fan blades (103);
the adjusting lantern ring (2) is rotatably connected with the other end of the mounting outer cylinder (1);
wherein the inner side wall of the adjusting lantern ring (2) is provided with a driving gear (201);
the second bracket (3) is arranged on the inner side wall of the other end of the mounting outer cylinder (1);
wherein, a plurality of fixed seats (301) are symmetrically arranged on the second bracket (3); the plurality of fixed seats (301) are rotatably connected with nuts (302); a driven gear (303) is fixedly connected to the nut (302); the driven gear (303) is internally meshed with the driving gear (201); a screw rod (304) is arranged in the nut (302) in a matching way; one end of the screw rod (304) is provided with a shaft top sleeve (305); two pull rods (306) are rotatably connected to the shaft top sleeve (305); one end of the pull rod (306) is rotatably connected to the inner side surface of the fan blade (103).
2. The adjustable granary ventilation opening device according to claim 1, wherein a first fixing frame is embedded in the first bracket (101); the first fixing frame is of a cross-shaped structure; the rotating shafts (102) are symmetrically arranged on two sides of each supporting rod of the first fixing frame.
3. The adjustable ventilation opening device of the granary according to claim 1, wherein a plurality of the fan blades (103) are in a closed state of enclosing to form a circular shielding plate so as to seal an inner hole of the outer cylinder (1).
4. The adjustable ventilation opening device of the granary according to claim 1, wherein a second fixing frame is embedded in the second bracket (3); the second fixing frame is of a cross-shaped structure; the fixed seat (301) is fixedly connected to each support rod of the second fixed frame; the position of the fixed seat (301) corresponds to the position of the supporting rod of the first fixed frame.
5. The adjustable granary ventilation opening device according to claim 1, wherein the screw (304) is rotatably connected with the shaft top sleeve (305); two pull rods (306) on the shaft top sleeve (305) are correspondingly connected to the end faces of the fan blades (103) on two sides of the upper support rod of the first fixing frame.
6. The adjustable granary ventilation opening device according to claim 1, wherein a protective rear cover (4) is arranged on the inner side of one end of the adjusting lantern ring (2); and the protective rear cover (4) is connected to the second fixing frame through an adjusting bolt (401).
7. The adjustable ventilation opening device of the granary according to claim 6, wherein four screw rod access holes (402) are arranged on the protection rear cover (4) in a rectangular shape; a plurality of vent holes (403) are uniformly formed in the protective rear cover (4); a plurality of vent holes (403) are annularly arranged on the protective rear cover (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711393799.5A CN107980361B (en) | 2017-12-21 | 2017-12-21 | Adjustable granary ventilation opening device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711393799.5A CN107980361B (en) | 2017-12-21 | 2017-12-21 | Adjustable granary ventilation opening device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107980361A CN107980361A (en) | 2018-05-04 |
| CN107980361B true CN107980361B (en) | 2020-10-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711393799.5A Active CN107980361B (en) | 2017-12-21 | 2017-12-21 | Adjustable granary ventilation opening device |
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| Country | Link |
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| CN (1) | CN107980361B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112086887B (en) * | 2020-09-09 | 2022-04-15 | 贵州电网有限责任公司 | Adjustable ventilation device |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003153649A (en) * | 2001-11-20 | 2003-05-27 | Yodogawa Steel Works Ltd | Storage container for brown rice |
| CN204202122U (en) * | 2013-12-10 | 2015-03-11 | 四川诺成航空橡塑密封有限责任公司 | Movable ventila grid gas flow modulation window |
| CN104154640B (en) * | 2014-08-22 | 2017-10-03 | 珠海格力电器股份有限公司 | Air vent |
| CN204994292U (en) * | 2015-05-20 | 2016-01-27 | 甘肃农业大学 | Ventilation unit with adjustable flow |
| CN107387779A (en) * | 2017-08-10 | 2017-11-24 | 中国汽车工业工程有限公司 | A kind of circular regulating valve of trench air draft |
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2017
- 2017-12-21 CN CN201711393799.5A patent/CN107980361B/en active Active
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| CN107980361A (en) | 2018-05-04 |
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