CN204317216U - A kind of pusher ventilating system for cowshed - Google Patents

A kind of pusher ventilating system for cowshed Download PDF

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Publication number
CN204317216U
CN204317216U CN201420807448.XU CN201420807448U CN204317216U CN 204317216 U CN204317216 U CN 204317216U CN 201420807448 U CN201420807448 U CN 201420807448U CN 204317216 U CN204317216 U CN 204317216U
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China
Prior art keywords
bendable
kuppe
ventilating system
pusher
mouth
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Withdrawn - After Issue
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CN201420807448.XU
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Chinese (zh)
Inventor
丁涛
施正香
王朝元
李保明
杨建宝
齐岩
强华
崔乃文
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China Agricultural University
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China Agricultural University
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Abstract

The utility model belongs to milk cattle cultivating field, relates to the pusher ventilating system of a kind of summer for cowshed.Push type ventilating system (1) of twitching one's mouth comprises centrifugal blower (2), deep bead (3), formula of twitching one's mouth air outlet (4), bendable kuppe (5), ventilating system casing (6), wherein, bendable kuppe (5) upper surface is downward-sloping, lower surface is three sections of bendings, deep bead (3) comprises two unit deep beads, be fixedly connected with bendable kuppe (5), bendable kuppe (5) is laterally divided into three passages by two unit deep beads.The range of pusher ventilating system centrifugal blower of the present utility model is comparatively far away, flow field wind speed increases, when milk cow is in slight heat stress, the wind speed of ventilating system can reach the effect of cooling completely, and spray equipment is opened again when milk cow is in severe heat stress, can Appropriate application and saving water resource, reduction sewage generation, reach good cooling-down effect.

Description

A kind of pusher ventilating system for cowshed
Technical field
The utility model belongs to milk cattle cultivating field, is particularly used for the aeration-cooling pusher ventilating system of cow house a kind of summer.
Background technology
In recent years, flourish along with world's milk industry, China milk industry has also welcome fast-developing good opportunity.The development of milk industry plays a very important role for the development of livestock breeding and even whole agricultural.In summer, China's overwhelming majority area can continuous high temperature, and high temperature can cause heat stress to milk cow, significantly reduces the feed intake of milk cow, milk yield, and affects health and the fertility of milk cow, therefore, summer the effective temperature-reducing to milk cow most important.
At present, the method improving cow heat stress mainly contains: 1, reduce solar radiation, as: build shade structures at milk cow sports ground; 2, temperature in house is reduced, as: mist cooling, spray-fan for cooling, wet curtain-blower fan cooling etc.Cow feeding, the most of the time such as to couch all carry out in cowshed, and thus in house, cooling is more obvious to the effect reducing cow heat stress.Present stage, the flow-disturbing blower fan range that cow house is conventional is shorter, and be generally 8 ~ 10m, but its installing space at cowshed is usually at about 12m, therefore, flow-disturbing blower fan can not be defined as the body waste heat that goes bullish, and directly affects the cooling-down effect of Dairy Cows In Summer.If reach cooling-down effect, reduce the installing space of flow-disturbing blower fan, to need again the quantity increasing blower fan.And cowshed mostly is the larger building structure of length, need the quantity of blower fan more in the longitudinal ventilation of cowshed, self range of disturbed flow fan affects, if Design of Ventilation System is unreasonable, causes the waste of resource to a certain extent; And if installing space is 12m, can not effectively be spread apart by spray water droplet again, the breaking-drop effect bigger to particle diameter be also not obvious, causes cooling-down effect not good.
Summary of the invention
For the problems referred to above, the purpose of this utility model is to provide one and is used in cowshed the district or couch in district of searching for food, and summer can the pusher ventilating system of available ventilation cooling cow heat stress relief.
For achieving the above object, the technical solution of the utility model is as follows:
For a pusher ventilating system for cowshed, push type ventilating system 1 of twitching one's mouth comprises centrifugal blower 2, deep bead 3, formula of twitching one's mouth air outlet 4, bendable kuppe 5 and ventilating system casing 6, wherein,
It is inner that centrifugal blower 2 is positioned at ventilating system casing 6, and be fixedly connected with below with ventilating system casing 6, air inlet 7 is in ventilating system casing 6 side;
Bendable kuppe 5 and fan outlet 8 homonymy, be fixedly connected with ventilating system casing 6, upper surface is downward-sloping, its angle of inclination is bendable kuppe upper surface inclined angle alpha, lower surface is three sections of bendings, wherein, interlude is horizontal segment, leading portion and back segment downward-sloping relative to interlude, its leading portion angle of inclination is bendable kuppe lower surface leading portion angle of inclination beta, back segment angle of inclination is bendable kuppe lower surface back segment inclination angle γ, deep bead 3 comprises two unit deep beads, be fixedly connected with bendable kuppe 5, bendable kuppe 5 is laterally divided into three passages by two unit deep beads, formula of twitching one's mouth air outlet 4 is positioned at the end of bendable kuppe 5.
The lift of described centrifugal blower 2 is at 20 ~ 22m, and the twitch one's mouth range of ventilating system 1 of push type is 18 ~ 20m.
Described bendable kuppe upper surface inclined angle alpha is 15 ~ 20 °, and bendable kuppe lower surface leading portion angle of inclination beta is 30 ~ 35 °, and bendable kuppe lower surface back segment inclination angle γ is 20 ~ 25 °.
Bendable kuppe upper surface length L1 is 0.8 ~ 1.0m, segment length L4 after segment length L2 < bendable kuppe lower surface horizontal section length L3 < bendable kuppe lower surface before bendable kuppe lower surface.
Before described bendable kuppe lower surface, segment length L2 is 0.05 ~ 0.06m; Bendable kuppe lower surface horizontal section length L3 is 0.20 ~ 0.25m, and after bendable kuppe lower surface, segment length L4 is 0.5 ~ 0.6m.
During installation, in cowshed, arrange that multiple push type is twitched one's mouth ventilating system 1 in the same direction;
Each push type twitches one's mouth ventilating system 1 spacing at 18.0 ~ 20.0m, and setting height(from bottom) is 2.5 ~ 3.0m apart from the distance on cowshed ground 15.
The beneficial effects of the utility model are:
1, the more original ventilating system of the utility model is compared, the lift of centrifugal blower is significantly improved, be aided with the jet action of ventilating system again, the range of whole ventilating system is made to reach 18 ~ 20m, the wind speed of the wind speed of formula of twitching one's mouth outlet and the interior same point of house all increases, because the range of this ventilating system is comparatively far away, the blower fan quantity needed in cowshed obviously reduces, and avoids the waste of resource.
2, formula of the twitching one's mouth outlet of ventilating system adopts the mode of equipartition, and has the underriding angle of 15 ~ 20 °, and wind speed control is approximately fan-shaped, and more even, expands the scope of effective wind speed.
3, because the range of centrifugal blower in ventilating system is comparatively far away, flow field wind speed increases, when milk cow is in slight heat stress, the wind speed of ventilating system can reach the effect of cooling completely, and spray equipment is opened again when milk cow is in severe heat stress, the use delaying spray equipment can more reasonably utilize and saving water resource, the generation reducing sewage, can also reach good cooling-down effect simultaneously.
4, the utility model structure is simple, ventilating system and spray equipment adopt the mode of intersecting to arrange, the air-flow of ventilating system is consistent with the spray jet direction of spray equipment, the drop of spray is directly sprayed on Contents in Cows by blower fan, the skin surface and the batt that water droplet can penetrate ox body goes directly, make the crushing effect of water droplet and the spray regime of water droplet be obtained for improvement, more effectively alleviate the heat stress of milk cow.
Accompanying drawing explanation
Fig. 1 is the front view of pusher ventilating system in the utility model.
Fig. 2 is pusher ventilation system setups schematic diagram in the utility model.
Fig. 3 is spray equipment schematic diagram in the utility model.
Fig. 4 is that in the utility model, schematic diagram arranged by pusher ventilating system cowshed.
Fig. 5 is that schematic diagram arranged by pusher ventilating system in the utility model+spray equipment.
Reference numeral
1 push type is twitched one's mouth ventilating system 2 centrifugal blower
3 deep beads 4 are twitched one's mouth formula air outlet
5 bendable kuppe 6 ventilating system casings
7 air inlet 8 fan outlets
9 spray equipment 10 shower nozzles
11 spray piping 12 cowshed roofs
13 cowshed column 14 ventilating system mounting suspensions
Blow and flow in 15 cowshed ground 16
17 spray water flow 18 spray equipment mounting suspensions
Segment length before L1 bendable kuppe upper surface length L2 bendable kuppe lower surface
L3 bendable kuppe lower surface horizontal L4 bendable kuppe lower surface back segment segment length length
α bendable kuppe upper surface inclination β bendable kuppe lower surface leading portion angle lapping oblique angle
γ bendable kuppe lower surface back segment inclination angle
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in further detail.
As shown in Figure 2, the push type for cowshed of the present utility model ventilating system 1 of twitching one's mouth comprises centrifugal blower 2, deep bead 3, formula of twitching one's mouth air outlet 4, bendable kuppe 5 and ventilating system casing 6.
It is inner that centrifugal blower 2 is positioned at ventilating system casing 6, be fixedly connected with below with ventilating system casing 6, air inlet 7 is positioned at ventilating system casing 6 side, the lift of described centrifugal blower 2 is at 20 ~ 22m, after overcoming SR and air drag, the twitch one's mouth range of ventilating system of push type is 18 ~ 20m.
As shown in Figure 1, bendable kuppe 5 and fan outlet 8 homonymy, be fixedly connected with ventilating system casing 6, bendable kuppe 5 upper surface is downward-sloping, its angle of inclination is bendable kuppe upper surface inclined angle alpha, bendable kuppe upper surface inclined angle alpha is 15 ~ 20 °, lower surface is three sections of bendings, wherein, interlude is horizontal segment, leading portion and back segment downward-sloping relative to interlude, its leading portion angle of inclination is bendable kuppe lower surface leading portion angle of inclination beta, back segment angle of inclination is bendable kuppe lower surface back segment inclination angle γ, and bendable kuppe lower surface leading portion angle of inclination beta is 30 ~ 35 °, bendable kuppe lower surface back segment inclination angle γ is 20 ~ 25 °.Bendable kuppe upper surface length L1 is 0.8 ~ 1.0m, segment length L4 after segment length L2 < bendable kuppe lower surface horizontal section length L3 < bendable kuppe lower surface before bendable kuppe lower surface, wherein, bendable kuppe upper surface length L2 is 0.05 ~ 0.06m, bendable kuppe lower surface horizontal section length L3 is 0.20 ~ 0.25m, and after bendable kuppe lower surface, segment length L4 is 0.5 ~ 0.6m.Deep bead 3 comprises two unit deep beads, is fixedly connected with bendable kuppe 5, and bendable kuppe 5 is laterally divided into three passages by two unit deep beads; Formula of twitching one's mouth air outlet 4 is positioned at the end of bendable kuppe 5.Wind speed evenly improves by the effect of bendable kuppe 5 and deep bead 3, and the wind speed of three channel exits of the formula air outlet 4 that makes to twitch one's mouth is even.
As shown in Figure 4, push type ventilating system 1 of twitching one's mouth adopts suspension type, is fixedly connected with cowshed roof 12 by the ventilating system mounting suspension 14 at two ends, can ensure that push type ventilating system 1 of twitching one's mouth operationally remains stable like this, not swing back and forth; During installation, in cowshed, arrange that multiple push type is twitched one's mouth ventilating system 1 in the same direction; Each push type twitches one's mouth ventilating system 1 spacing at 18 ~ 20m, and setting height(from bottom) is 2.5 ~ 3.0m apart from the distance on cowshed ground 15, and cowshed column 13 is cowshed supporting construction, and spacing 6m is fixedly connected with cowshed roof 12.
In practice, pusher ventilating system of the present utility model and spray equipment associated working can be adopted.
As shown in Figure 3, spray equipment 9 comprises spray piping 11 and shower nozzle 10, and shower nozzle 10 is positioned at above spray piping 11, is fixedly connected with spray piping 11.Spray piping 11 arranges 1 shower nozzle 10 at interval of 1.0 ~ 1.2m, and the spray angles of shower nozzle 10, at 120 ~ 135 °, makes the position that the water droplet head, neck, back etc. that can deliver to milk cow sprayed need be lowered the temperature.Spray equipment 9 is arranged along the longitudinal direction of cowshed, be fixedly connected with cowshed roof 12 by the spray equipment mounting suspension 18 at two ends, be installed on distance neck cangue 0.5 ~ 1.0m, locate apart from cowshed ground 15 height about 2.5m, the opening time of spray and cycle are determined according to the data such as temperature, relative moisture in the meteorological condition in milk cattle cultivating area and house.
Because the range of pusher ventilating system of the present utility model is comparatively far away, wind speed is higher, when milk cow is in slight heat stress time, spray equipment 9 temporary close, can realize cooling-down effect by means of only push type ventilating system 1 of twitching one's mouth, thus reach energy-conservation and object that is saving water resource.
As shown in Figure 5, when pusher ventilating system and spray equipment associated working, wind enters push type from the air inlet 7 of centrifugal blower 2 and to twitch one's mouth ventilating system 1, blow out from the fan outlet 8 of centrifugal blower 2, through bendable kuppe 5 and deep bead 3, from twitching one's mouth, formula air outlet 4 is sent, and form air-supply air-flow 16, average outlet wind speed is at 5.0 ~ 12.0m/s.While pusher ventilating operation, water flows in spray piping 11, sprays through shower nozzle 10, forms spray water flow 17.Air-supply air-flow 16 is in air-supply process, and meeting fragmentation also carries part spray water droplet, delivers to milk cow body surface, is lowered the temperature simultaneously, alleviate the heat stress of milk cow by the evaporation realization of milk cow body surface.

Claims (6)

1., for a pusher ventilating system for cowshed, it is characterized in that:
Push type ventilating system (1) of twitching one's mouth comprises centrifugal blower (2), deep bead (3), formula of twitching one's mouth air outlet (4), bendable kuppe (5) and ventilating system casing (6), wherein,
It is inner that centrifugal blower (2) is positioned at ventilating system casing (6), and be fixedly connected with below with ventilating system casing (6), air inlet (7) is in ventilating system casing (6) side;
Bendable kuppe (5) and fan outlet (8) homonymy, be fixedly connected with ventilating system casing (6), upper surface is downward-sloping, its angle of inclination is bendable kuppe upper surface inclination angle (α), lower surface is three sections of bendings, wherein, interlude is horizontal segment, leading portion and back segment downward-sloping relative to interlude, its leading portion angle of inclination is bendable kuppe lower surface leading portion inclination angle (β), back segment angle of inclination is bendable kuppe lower surface back segment inclination angle (γ), deep bead (3) comprises two unit deep beads, be fixedly connected with bendable kuppe (5), bendable kuppe (5) is laterally divided into three passages by two unit deep beads, formula of twitching one's mouth air outlet (4) is positioned at the end of bendable kuppe (5).
2. pusher ventilating system as claimed in claim 1, is characterized in that:
The lift of described centrifugal blower (2) is at 20 ~ 22m, and the twitch one's mouth range of ventilating system (1) of push type is 18 ~ 20m.
3. pusher ventilating system as claimed in claim 1, is characterized in that:
Described bendable kuppe upper surface inclination angle (α) is 15 ~ 20 °, and bendable kuppe lower surface leading portion inclination angle (β) is 30 ~ 35 °, and bendable kuppe lower surface back segment inclination angle (γ) is 20 ~ 25 °.
4. pusher ventilating system as claimed in claim 1, is characterized in that:
Bendable kuppe upper surface length (L1) is 0.8 ~ 1.0m, segment length (L4) after segment length (L2) < bendable kuppe lower surface horizontal section length (L3) < bendable kuppe lower surface before bendable kuppe lower surface.
5. pusher ventilating system as claimed in claim 1, is characterized in that:
Before described bendable kuppe lower surface, segment length (L2) is 0.05 ~ 0.06m; Bendable kuppe lower surface horizontal section length (L3) is 0.20 ~ 0.25m, and after bendable kuppe lower surface, segment length (L4) is 0.5 ~ 0.6m.
6. pusher ventilating system as claimed in claim 1, is characterized in that:
During installation, in cowshed, arrange that multiple push type is twitched one's mouth ventilating system (1) in the same direction;
Each push type twitches one's mouth ventilating system (1) spacing at 18.0 ~ 20.0m, and setting height(from bottom) is 2.5 ~ 3.0m apart from the distance of cowshed ground (15).
CN201420807448.XU 2014-12-18 2014-12-18 A kind of pusher ventilating system for cowshed Withdrawn - After Issue CN204317216U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420807448.XU CN204317216U (en) 2014-12-18 2014-12-18 A kind of pusher ventilating system for cowshed

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420807448.XU CN204317216U (en) 2014-12-18 2014-12-18 A kind of pusher ventilating system for cowshed

Publications (1)

Publication Number Publication Date
CN204317216U true CN204317216U (en) 2015-05-13

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CN201420807448.XU Withdrawn - After Issue CN204317216U (en) 2014-12-18 2014-12-18 A kind of pusher ventilating system for cowshed

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104429981A (en) * 2014-12-18 2015-03-25 中国农业大学 Push type flat nozzle ventilation system for dairy cow house

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104429981A (en) * 2014-12-18 2015-03-25 中国农业大学 Push type flat nozzle ventilation system for dairy cow house

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C14 Grant of patent or utility model
GR01 Patent grant
AV01 Patent right actively abandoned

Granted publication date: 20150513

Effective date of abandoning: 20161005

C25 Abandonment of patent right or utility model to avoid double patenting