CN112913714B - Convenient ventilation hood system of adjusting size - Google Patents
Convenient ventilation hood system of adjusting size Download PDFInfo
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- CN112913714B CN112913714B CN202110074859.7A CN202110074859A CN112913714B CN 112913714 B CN112913714 B CN 112913714B CN 202110074859 A CN202110074859 A CN 202110074859A CN 112913714 B CN112913714 B CN 112913714B
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- 238000009423 ventilation Methods 0.000 title claims abstract description 18
- 230000033001 locomotion Effects 0.000 claims abstract description 31
- 239000012528 membrane Substances 0.000 claims abstract description 27
- 244000144977 poultry Species 0.000 claims abstract description 14
- 238000007789 sealing Methods 0.000 claims abstract description 3
- 238000004804 winding Methods 0.000 claims description 45
- 238000000034 method Methods 0.000 claims description 5
- 239000012780 transparent material Substances 0.000 claims description 3
- 238000004513 sizing Methods 0.000 claims 5
- 230000000694 effects Effects 0.000 abstract description 21
- 238000004321 preservation Methods 0.000 abstract description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 230000005540 biological transmission Effects 0.000 abstract description 5
- 230000003028 elevating effect Effects 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000001360 synchronised effect Effects 0.000 description 6
- 230000001276 controlling effect Effects 0.000 description 4
- 238000013459 approach Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 239000004744 fabric Substances 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 230000004323 axial length Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000003796 beauty Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K31/00—Housing birds
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K1/00—Housing animals; Equipment therefor
- A01K1/0047—Air-conditioning, e.g. ventilation, of animal housings
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K1/00—Housing animals; Equipment therefor
- A01K1/0047—Air-conditioning, e.g. ventilation, of animal housings
- A01K1/0052—Arrangement of fans or blowers
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Zoology (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Birds (AREA)
- Tents Or Canopies (AREA)
Abstract
The invention provides a ventilation hood system convenient to adjust size, and belongs to the technical field of fan hoods. The technical scheme is as follows: a ventilation hood system convenient for size adjustment comprises n fans arranged on the wall of one end of a poultry house, adjusting hood units respectively covering the outer sides of m fans positioned at the top, and fixed hood units covering the outer sides of the rest n-m fans; the regulation cover unit is fixed including sealed on the pouity dwelling place wall, enclose in succession and establish correspondingly fixed frame outside the fan is located translational motion or the elevating movement through vertical one end realize sealing or opening in the fixed frame the flexible membrane of fixed frame, and control the flexible membrane seals or opens the adjusting part of fixed frame. The invention has the beneficial effects that: the ventilation hood system convenient for size adjustment provided by the invention is convenient to adjust, good in heat preservation effect, simple in structure, stable in transmission, high in efficiency and low in manufacturing cost.
Description
Technical Field
The invention relates to the technical field of fan hoods, in particular to a ventilation hood system convenient to adjust.
Background
For the ventilation effect of guaranteeing the pouity dwelling place, set up the fan in order to accelerate the air convection in the pouity dwelling place in the rear end of the pouity dwelling place usually, and winter is lack sealed because of fan mouth department, it is cold weather, low temperature, can lead to the difference in temperature of preceding, back end in the pouity dwelling place to reach 5-6 degrees when wind-force is big, consequently for guaranteeing the heat preservation of pouity dwelling place, prevent that harmful wind from getting into the house, cause the colony to irritate the cold, usually need shelter from the fan with plastic cloth or heated board outward, in warmer weather, the fan that is located the top is sheltered from and is ventilated, nevertheless this operation needs the operation personnel to climb up and climb down, the potential safety hazard is higher, especially in cold winter operation, the frozen hand foot, it is very inconvenient to operate, easy the problem of leading to not closely sealed because of misoperation appears.
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 ventilation hood system which is convenient to adjust, good in heat preservation effect, simple in structure, stable in transmission, high in efficiency and low in manufacturing cost and is convenient to adjust.
The invention is realized by the following measures: a ventilation hood system convenient for size adjustment comprises n fans arranged on a wall at one end of a poultry house, adjusting hood units respectively covering the outer sides of m fans positioned at the top, and fixed hood units covering the outer sides of the rest n-m fans, wherein preferably, the fixed hood units are arranged to be heat-insulating plates, so that the heat-insulating effect of the heat-insulating plates on the corresponding fans is improved, and further, the heat-insulating plates on the outer sides of the n-m fans are integrated heat-insulating plates, so that the heat-insulating effect of the heat-insulating plates on the n-m fans is further improved;
the adjustment cover unit includes:
the fixing frame is hermetically fixed on the wall of the poultry house, continuously surrounds the corresponding fan and serves as a supporting frame of the adjusting cover unit;
the flexible film is positioned in the fixed frame, the fixed frame is closed or opened through the translational motion or the lifting motion of one longitudinal end of the flexible film, and the longitudinal end of the flexible film is flatly laid in the fixed frame in the translational or lifting process, namely the transverse width of the flexible film is matched with that of the fixed frame;
and the adjusting component is used for controlling the flexible film to close or open the fixed frame.
In winter, the fan is covered in order to guarantee the heat insulating ability in the pouity dwelling place under the usual state, when needs carry out the air convection, will be located one or more regulation that the top is equipped with in the fan of adjusting the cover unit and open as required, the fan that generally is located the pouity dwelling place top is highly flat with the ventilation window, adjust the cover of this fan and open, can cooperate the ventilation window to realize the rapid convection of air in the pouity dwelling place, realize taking a breath, and the convection current position is located the pouity dwelling place top, can not cause big refrigeration to breed the district in the pouity dwelling place. During the use, by the motion of adjusting part control corresponding flexible membrane in fixed frame, the vertical one end of flexible membrane takes place translational motion or elevating movement promptly, realizes that it seals or opens fixed frame for corresponding fan part or whole expose, and then realize that the regulation of this fan is opened.
The invention is characterized in that the adjusting component controls the corresponding end part of the flexible film to perform rotary lifting motion, so that the flexible film rotates in the fixed frame to form multilayer protection, and the heat insulation effect is improved.
According to a particular feature of the invention, the adjustment assembly comprises:
the two rotating rollers are horizontal in axis, two end parts of the two rotating rollers are respectively in rotating fit with two side frames of the fixed frame, one of the rotating rollers is positioned above the corresponding fan, and the other rotating roller is positioned below the corresponding fan;
the two belts are parallel to each other and are respectively wound between the corresponding end parts of the two rotating rollers; two ends of the end part of the flexible film which performs rotary lifting motion are respectively and fixedly connected with the corresponding parts of the two belts;
the film winding roller has a horizontal axis, and two end parts of the film winding roller are respectively in rotating fit with two side frames of the fixed frame; the other longitudinal end of the flexible film is wound on the circumferential side surface of the film winding roller;
and the adjusting driving part is used for controlling the film winding roller and the rotating roller to synchronously rotate.
When the flexible film winding device is used, the film winding roller and the rotating rollers are driven by the adjusting and driving part to synchronously rotate, the two belts synchronously rotate, the rotating rollers rotate to enable the belts to drive the end parts, corresponding to the longitudinal direction of the flexible film, of the flexible film to perform lifting motion or rotary lifting motion between the two rotating rollers, the film winding roller rotates to enable the other longitudinal end of the flexible film to be wound or released on the film winding roller, and the end part, far away from the film winding roller, of the flexible film is flatly laid in the fixed frame; specifically, the method comprises the following steps:
when the corresponding fixed frames are completely opened, the end part of the flexible film, which is longitudinally and fixedly connected with the two belts, is positioned at one of the rotating rollers, and when the rotating rollers rotate, the end part synchronously moves along with the belts and approaches the other rotating roller, so that the local shielding of the corresponding fan can be realized; when the corresponding end part of the flexible film is driven by the belt to reach the other rotating roller, the whole shielding of the corresponding fan is realized; when the belt continues to move, the tip that the flexible membrane corresponds takes place to revolve around this another commentaries on classics roller and is close to initial commentaries on classics roller, when reacing initial commentaries on classics roller department once more, form the bilayer promptly and shelter from, realize double-deck protection to corresponding fan, and it has the air bed to separate between the bilayer, further improve the heat preservation effect, as required, when the protection of needs more multilayer, when guaranteeing the longitudinal length of flexible membrane, continue to rotate and change the roller can, moreover, the steam generator is simple in structure, high durability and convenient operation, the heat preservation effect promotes greatly.
The film winding roller is positioned below the corresponding fan, the adjusting and driving part comprises a first gear with a rotating shaft coaxial with the rotating shaft of the rotating roller positioned at the bottom, a third gear with a rotating shaft coaxial with the rotating shaft of the film winding roller, a second gear rotationally arranged in the fixed frame and respectively meshed with the first gear and the third gear, and a motor with an output shaft coaxial with the rotating shaft of the third gear; during the use, open the motor, make first gear, third gear synchronous rotation through the second gear, and then realize changeing the roller, around the synchronous rotation of membrane roller, simple structure, the transmission is steady, efficient and reliable operation.
The invention is characterized in that the adjusting assembly also comprises a puller roll which is fixed on the fixed frame and is used for tightly pulling the flexible film at the middle part, when the flexible film with a certain thickness is wound on the film winding roll, the radius of the wound body is changed along with the change of the winding number, and the puller roll is arranged to ensure that the end part of the flexible film far away from the film winding roll is smoothly laid in the fixed frame; the jacking roller jacks the flexible film between the rotating roller and the film winding roller, which are positioned at the bottom, and the flexible film jacking device is reasonable in design, compact in system and reasonable in spatial arrangement.
The invention is characterized in that the jacking roller comprises a supporting shaft, a roller body, two telescopic cylinders and a connecting block, wherein the roller body is sleeved in the middle of the supporting shaft and is in mutual rotating fit with the supporting shaft, the circumferential side surface of the roller body is in jacking fit with the flexible membrane, one end of each telescopic cylinder is correspondingly arranged at the two ends of the supporting shaft, and the other end of each telescopic cylinder is respectively provided with one connecting block; two the connecting block respectively with fixed frame fixed connection, during the use, when the flexible membrane moves, the roller body rotates on the back shaft, guarantee the smoothness of motion for be the roll cooperation between flexible membrane and the tight roller in top, reduce the life of friction between the two in order to guarantee the flexible membrane, when the radius of the winding body changes, when winding the rolling of membrane roller or releasing flexible membrane promptly, the telescopic cylinder withdrawal or stretch out, in order to guarantee to push up tightly preferred with the position that the flexible membrane corresponds throughout, the axial length of roller body and the transverse width phase-match of flexible membrane, further guarantee the motion effect.
The invention is also particularly characterized in that said telescopic cylinder comprises:
one end of the outer sleeve is fixedly connected with the corresponding connecting block;
one end of the inner rod is fixedly connected with the end corresponding to the support shaft, and the other end of the inner rod is penetrated through the other end of the outer sleeve and is in sliding fit with the outer sleeve along the central line direction of the outer sleeve;
and the jacking spring is positioned in the outer sleeve and arranged between the end part corresponding to the inner rod and the connecting block.
The invention is characterized in that the connecting block is provided with a cylindrical part, and the second gear is sleeved on the cylindrical part and is in running fit with the cylindrical part, so that the compactness of the system is further improved, the arrangement is reasonable, the installation is convenient, and the attractiveness of the system is ensured.
The invention is characterized in that the flexible film comprises a film body and hard edges which are arranged at the edge of one longitudinal end of the film body and the two ends of which are respectively fixedly connected with the corresponding belts, and the flexible film has simple structure and low manufacturing cost.
The poultry house is characterized in that the flexible film is made of transparent materials, when the fan is shielded by the flexible film, light can penetrate through the flexible film and enter the poultry house or between two adjacent layers of flexible films, the brightness in the poultry house is improved, meanwhile, air between the two adjacent layers of flexible films can be heated, the temperature of an air layer is improved, the heat preservation effect is further improved, furthermore, the flexible film is made of transparent plastic cloth, materials are convenient to obtain, and the manufacturing cost is low.
The invention has the beneficial effects that: according to the invention, the fixed frame is closed or opened by the translational motion or the lifting motion of one longitudinal end of the flexible film, so that the corresponding fan is exposed locally or integrally, and the fan is adjusted and opened conveniently; the flexible film is arranged in the fixed frame to rotate to form multilayer protection, so that the heat insulation effect is improved; the two ends of the rotating roller are provided with the belts connected with the flexible film, so that the fan can be opened or partially shielded or completely shielded or shielded in multiple layers by the flexible film through synchronous rotation of the rotating roller and the film winding roller, the structure is simple, the operation is convenient, and when the fan is shielded in layers by the flexible film, a double-layer shielding with an air layer is formed, so that the heat insulation effect is greatly improved; the first gear and the third gear synchronously rotate through the second gear, so that the synchronous rotation of the rotary roller and the film winding roller is realized, and the device has the advantages of simple structure, stable transmission, high efficiency and reliable work; the jacking roller is arranged, so that the end part of the flexible film, which is far away from the film winding roller, can be smoothly laid in the fixed frame, and the sealing effect of the shielding part is ensured; the longitudinal end of the film body is provided with the hard edge to realize the synchronous motion of the flexible film and the belt, the structure is simple, and the manufacturing cost is low. The invention has simple structure, convenient operation and low cost, and is suitable for wide popularization and application.
Drawings
FIG. 1 is a schematic view of the external structure of the present invention;
FIG. 2 is a schematic structural view of the fixing frame of the present invention;
FIG. 3 is a schematic view of the construction of the shroud assembly of the present invention;
FIG. 4 is a schematic view of the construction of the knock-up roll of the present invention;
fig. 5 is a schematic structural view of the pinch roller of the present invention taken along the center line of the roller body.
Wherein the reference numerals are: 1. a poultry house; 2. a fan; 3. an adjustment cover unit; 31. a fixing frame; 32. a flexible film; 32-1, a membrane body; 32-2, hard edges; 33. an adjustment assembly; 33-1, a belt; 33-2, a first gear; 33-3, a second gear; 33-4, a third gear; 33-5, winding a film roller; 33-6, a motor; 33-7, a jacking roller; 33-7-1, supporting the shaft; 33-7-2, a roller body; 33-7-3, connecting blocks; 33-7-4, a cylindrical portion; 33-7-5, a telescopic cylinder; 33-7-5-1, an outer sleeve; 33-7-5-2 and an inner rod; 33-7-5-3, and a jacking spring; 33-8, rotating rollers; 4. and fixing the cover unit.
Detailed Description
In order to clearly explain the technical features of the present solution, the present solution is explained by the following detailed description.
Referring to fig. 1 to 5, the present invention is: a ventilation hood system convenient for size adjustment comprises n fans 2 arranged on the wall of one end of a poultry house 1, adjusting hood units 3 respectively covering the outer sides of the m fans 2 at the top, and fixing hood units 4 covering the outer sides of the rest n-m fans 2, wherein preferably, the fixing hood units 4 are arranged to be heat-insulating plates, so that the heat-insulating effect of the heat-insulating plates on the corresponding fans 2 is improved, and further, the heat-insulating plates on the outer sides of the n-m fans 2 are integrated heat-insulating plates, so that the heat-insulating effect of the heat-insulating plates on the n-m fans 2 is further improved;
the adjustment cover unit 3 includes:
the fixing frame 31 is hermetically fixed on the wall of the poultry house 1, continuously surrounds the corresponding fan 2 and serves as a supporting frame of the adjusting cover unit 3;
the flexible film 32 is positioned in the fixed frame 31, the fixed frame 31 is closed or opened through the translational motion or the lifting motion of one longitudinal end of the flexible film 32, and in the translational or lifting process, the longitudinal end of the flexible film 32 is flatly laid in the fixed frame 31, namely the transverse width of the flexible film 32 is matched with that of the fixed frame 31;
and an adjustment assembly 33 controlling the flexible film 32 to close or open the fixed frame 31.
During winter, fan 2 is covered in order to guarantee the heat insulating ability in pouity dwelling place 1 under the usual state, when needs carry out the air convection, as required will be located that the top is equipped with one or more regulation in the fan 2 of adjusting cover unit 3 and open, the fan 2 that generally is located the top of pouity dwelling place 1 is flat mutually with the height of ventilation window, adjust the cover of fan 2 and open this department, can cooperate the ventilation window to realize the rapid convection current of air in pouity dwelling place 1, realize taking a breath, and the convection current position is located pouity dwelling place 1 top, can not cause big refrigeration to the breed district in the pouity dwelling place 1. During the use, by the corresponding flexible membrane 32 of adjusting part 33 control at fixed frame 31 internal motion, translational motion or elevating movement take place for the vertical one end of flexible membrane 32 promptly, realize that it seals or opens fixed frame 31, make corresponding 2 local or whole exposures of fan, and then realize that the regulation of this fan 2 is opened, and guarantee flexible membrane 32 shelter from the effect, only need will adjust cover unit 3 and install in place, can realize not needing the regulation that the high altitude construction can realize fan 2 and open, improve the operating efficiency.
The invention is characterized in that the adjusting component 33 controls the corresponding end part of the flexible film 32 to perform rotary lifting movement, so that the flexible film 32 rotates in the fixed frame 31 to form multi-layer protection, and the heat preservation effect is improved.
According to a particular feature of the invention, the adjustment assembly 33 comprises:
the two rotating rollers 33-8 are horizontal in axis, two end parts of the two rotating rollers are respectively in rotating fit with two side frames of the fixed frame 31, one rotating roller 33-8 is positioned above the corresponding fan 2, and the other rotating roller 33-8 is positioned below the corresponding fan 2;
the two belts 33-1 are parallel to each other and are respectively wound between the corresponding end parts of the two rotating rollers 33-8; two ends of the end part of the flexible film 32 which carries out rotary lifting motion are respectively and fixedly connected with the corresponding parts of the two belts 33-1;
the film winding roller 33-5 has a horizontal axis, and two end parts are respectively in running fit with two side frames of the fixed frame 31; the other longitudinal end of the flexible film 32 is wound on the circumferential side of the film winding roller 33-5;
and a regulating driving part for controlling the film winding roller 33-5 and the rotating roller 33-8 to synchronously rotate.
When the flexible film winding device is used, the adjusting driving part drives the film winding roller 33-5 and the rotating roller 33-8 to synchronously rotate, the two belts 33-1 synchronously rotate, wherein the rotating roller 33-8 rotates to enable the belts 33-1 to drive the end parts, corresponding to the longitudinal direction, of the flexible film 32 to perform lifting motion or rotary lifting motion between the two rotating rollers 33-8, the film winding roller 33-5 rotates to enable the other longitudinal end of the flexible film 32 to be wound or released on the film winding roller 33-5, and the end parts, far away from the film winding roller 33-5, of the flexible film 32 are flatly laid in the fixed frame 31; specifically, the method comprises the following steps:
when the flexible film 32 completely opens the corresponding fixed frame 31, the end part of the flexible film 32 longitudinally and fixedly connected with the two belts 33-1 is positioned at one of the rollers 33-8, and when the roller 33-8 rotates, the end part synchronously moves along with the belt 33-1 and approaches to the other roller 33-8, so that the local shielding of the corresponding fan 2 can be realized; when the belt 33-1 drives the corresponding end of the flexible film 32 to reach the other rotating roller 33-8, the corresponding fan 2 is completely shielded; when the belt 33-1 continues to move, the end part corresponding to the flexible film 32 bypasses the other rotating roller 33-8 to rotate and approach the initial rotating roller 33-8, when the end part reaches the initial rotating roller 33-8 again, a double-layer shielding is formed, double-layer protection is realized on the corresponding fan 2, an air layer is arranged between the double layers, the heat preservation effect is further improved, if more layers of protection are needed, when the longitudinal length of the flexible film 32 is ensured, the rotating roller 33-8 is continuously rotated, the structure is simple, the operation is convenient, and the heat preservation effect is greatly improved.
The invention is also characterized in that the film winding roller 33-5 is positioned below the corresponding fan 2, when the fixed frame 31 is adjusted and opened, the flexible film 32 is gradually retracted to the bottom, namely the top of the corresponding fan 2 is exposed firstly, the winter ventilation requirement is met, the adjusting and driving part comprises a first gear 33-2 with a rotating shaft coaxial with the rotating shaft of the rotating roller 33-8 positioned at the bottom, a third gear 33-4 with a rotating shaft coaxial with the rotating shaft of the film winding roller 33-5, a second gear 33-3 which is rotatably arranged in the fixed frame 31 and respectively meshed with the first gear 33-2 and the third gear 33-4, and a motor 33-6 with an output shaft coaxial with the rotating shaft of the third gear 33-4; when the film winding machine is used, the motor 33-6 is started, the first gear 33-2 and the third gear 33-4 synchronously rotate through the second gear 33-3, and further the synchronous rotation of the rotating roller 33-8 and the film winding roller 33-5 is realized, so that the structure is simple, the transmission is stable, the efficiency is high, and the work is reliable.
The invention is characterized in that the adjusting component 33 also comprises a puller roll 33-7 which is fixed on the fixed frame 31 and whose middle part is used for pulling the flexible film 32 tightly, when the flexible film 32 with a certain thickness is wound on the film winding roll 33-5, the radius of the winding body is changed along with the change of the winding number, and the puller roll 33-7 is arranged to ensure that the end part of the flexible film 32 far away from the film winding roll 33-5 is flatly laid in the fixed frame 31; the jacking roller 33-7 jacks up the flexible film 32 between the rotating roller 33-8 positioned at the bottom and the film winding roller 33-5, and the design is reasonable, so that the system is compact and the spatial arrangement is reasonable.
The invention is characterized in that the jacking roller 33-7 comprises a supporting shaft 33-7-1, a roller body 33-7-2 which is sleeved in the middle of the supporting shaft 33-7-1 and is in mutual rotating fit with the supporting shaft 33-7-1, the circumferential side surface of which is in jacking fit with the flexible membrane 32, two telescopic cylinders 33-7-5 with one ends correspondingly arranged at the two ends of the supporting shaft 33-7-1, and a connecting block 33-7-3 respectively arranged at the other end of each telescopic cylinder 33-7-5; the two connecting blocks 33-7-3 are respectively fixedly connected with the fixed frame 31, when the flexible film 32 moves, the roller body 33-7-2 rotates on the supporting shaft 33-7-1 to ensure smooth movement, so that the flexible film 32 is in rolling fit with the jacking roller 33-7, friction between the flexible film 32 and the jacking roller is reduced to ensure the service life of the flexible film 32, when the radius of a winding body changes, namely the flexible film 32 is wound around the film roller 33-5 or released, the telescopic cylinder 33-7-5 retracts or extends out to ensure that the part corresponding to the flexible film 32 is always jacked up preferably, the axial length of the roller body 33-7-2 is matched with the transverse width of the flexible film 32, and the movement effect is further ensured.
The invention is also particularly characterized in that the telescopic cylinder 33-7-5 comprises:
one end of the outer sleeve 33-7-5-1 is fixedly connected with the corresponding connecting block 33-7-3;
one end of the inner rod 33-7-5-2 is fixedly connected with the end corresponding to the support shaft 33-7-1, and the other end penetrates through the other end of the outer sleeve 33-7-5-1 and is in sliding fit with the outer sleeve 33-7-5-1 along the central line direction thereof;
and the jacking spring 33-7-5-3 is positioned in the outer sleeve 33-7-5-1 and is arranged between the corresponding end part of the inner rod 33-7-5-2 and the connecting block 33-7-3.
The invention is also characterized in that the connecting block 33-7-3 is provided with a cylindrical part 33-7-4, and the second gear 33-3 is sleeved on the cylindrical part 33-7-4 and is in running fit with the cylindrical part 33-7-4, thereby further improving the compactness of the system, being reasonable in arrangement and convenient to install and ensuring the beauty of the system.
The invention is also characterized in that the flexible film 32 comprises a film body 32-1 and hard edges 32-2 which are arranged at the edge of one longitudinal end of the film body 32-1 and the two ends of which are respectively fixedly connected with the corresponding belts 33-1, and the invention has simple structure and low manufacturing cost.
The poultry house has the specific characteristics that the flexible films 32 are made of transparent materials, when the fan 2 is shielded by the flexible films 32, light can enter the poultry house 1 or enter between two adjacent layers of flexible films 32 through the flexible films 32, the brightness in the poultry house is improved, meanwhile, air between two adjacent layers of flexible films 32 can be heated, the temperature of an air layer is improved, the heat preservation effect is further improved, further, the flexible films 32 are made of transparent plastic cloth, materials are convenient to obtain, and the manufacturing cost is low.
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 (8)
1. The ventilation hood system convenient for size adjustment is characterized by comprising n fans (2) arranged on the wall of one end of a poultry house (1), adjusting hood units (3) respectively covering the outer sides of m fans (2) at the top, and fixed hood units (4) covering the outer sides of the rest n-m fans (2);
the adjustment cover unit (3) includes:
the fixing frame (31) is fixed on the wall of the poultry house (1) in a sealing manner and continuously surrounds the corresponding fan (2);
the flexible film (32) is positioned in the fixed frame (31), the fixed frame (31) is closed or opened through the translational motion or the lifting motion of one longitudinal end of the flexible film (32), and in the translational or lifting process, one longitudinal end of the flexible film (32) is flatly laid in the fixed frame (31);
and an adjustment assembly (33) controlling the flexible membrane (32) to close or open the fixed frame (31);
the adjusting assembly (33) controls the corresponding end part of the flexible film (32) to perform rotary lifting movement, so that the flexible film (32) rotates in the fixed frame (31) to form multi-layer protection;
the adjustment assembly (33) comprises:
the two rotating rollers (33-8) are horizontal in axis, two end parts of the two rotating rollers are respectively in running fit with two side frames of the fixed frame (31), one of the rotating rollers (33-8) is positioned above the corresponding fan (2), and the other rotating roller (33-8) is positioned below the corresponding fan (2);
the two belts (33-1) are parallel to each other and are respectively wound between the corresponding end parts of the two rotating rollers (33-8); two ends of the end part of the flexible film (32) which performs rotary lifting motion are respectively and fixedly connected with the parts corresponding to the two belts (33-1);
the film winding roller (33-5) has a horizontal axis, and two end parts are respectively in running fit with two side frames of the fixed frame (31); the other longitudinal end of the flexible film (32) is wound on the circumferential side of the film winding roller (33-5);
and the adjusting driving part controls the film winding roller (33-5) and the rotating roller (33-8) to synchronously rotate.
2. The easy sizing draft hood system according to claim 1, wherein the film winding roller (33-5) is located below the corresponding fan (2), the adjusting driving part comprises a first gear (33-2) having a rotation shaft coaxial with a rotation shaft of the rotating roller (33-8) located at the bottom, a third gear (33-4) having a rotation shaft coaxial with a rotation shaft of the film winding roller (33-5), a second gear (33-3) rotatably disposed in the fixing frame (31) and engaged with the first gear (33-2) and the third gear (33-4), respectively, and a motor (33-6) having an output shaft coaxial with a rotation shaft of the third gear (33-4).
3. The easy sizing draft hood system according to claim 2, wherein said adjusting assembly (33) further comprises a puller roll (33-7) fixed to said fixed frame (31) and pulling said flexible membrane (32) centrally; the jacking roller (33-7) jacks up the flexible film (32) between the rotating roller (33-8) at the bottom and the film winding roller (33-5).
4. The convenient-to-adjust-size ventilation hood system according to claim 3, wherein the jacking roller (33-7) comprises a supporting shaft (33-7-1), a roller body (33-7-2) which is sleeved in the middle of the supporting shaft (33-7-1), is in mutual rotating fit with the supporting shaft (33-7-1), is tightly pressed and matched with the flexible membrane (32) on the circumferential side, two telescopic cylinders (33-7-5) with one ends correspondingly arranged at two ends of the supporting shaft (33-7-1), and is respectively provided with a connecting block (33-7-3) at the other end of each telescopic cylinder (33-7-5); the two connecting blocks (33-7-3) are respectively and fixedly connected with the fixing frame (31).
5. The easy sizing draft hood system according to claim 4 wherein said telescoping cylinders (33-7-5) includes:
one end of the outer sleeve (33-7-5-1) is fixedly connected with the corresponding connecting block (33-7-3);
one end of the inner rod (33-7-5-2) is fixedly connected with the end corresponding to the support shaft (33-7-1), and the other end of the inner rod is penetrated through the other end of the outer sleeve (33-7-5-1) and is in sliding fit with the outer sleeve (33-7-5-1) along the central line direction;
and the jacking spring (33-7-5-3) is positioned in the outer sleeve (33-7-5-1) and arranged between the end part corresponding to the inner rod (33-7-5-2) and the connecting block (33-7-3).
6. The convenient sizing draft hood system according to claim 4, wherein a cylindrical portion (33-7-4) is provided on the connecting block (33-7-3), and the second gear (33-3) is sleeved on the cylindrical portion (33-7-4) and is in rotational fit with the cylindrical portion (33-7-4).
7. The easy sizing draft hood system according to claim 1, wherein the flexible membrane (32) comprises a membrane body (32-1), and hard edges (32-2) provided at one longitudinal end edge of the membrane body (32-1) and having both ends fixedly connected to the corresponding belts (33-1), respectively.
8. The easy size adjustment ventilation hood system according to any one of claims 1-7, wherein the flexible membrane (32) is provided in a transparent material.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110074859.7A CN112913714B (en) | 2021-01-20 | 2021-01-20 | Convenient ventilation hood system of adjusting size |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110074859.7A CN112913714B (en) | 2021-01-20 | 2021-01-20 | Convenient ventilation hood system of adjusting size |
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| CN112913714A CN112913714A (en) | 2021-06-08 |
| CN112913714B true CN112913714B (en) | 2022-10-04 |
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| JP2001276244A (en) * | 2000-03-30 | 2001-10-09 | Nichias Corp | Fireproof and smokerpoof shutter |
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| CN112913714A (en) | 2021-06-08 |
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