阅读说明：本技术 一种缓解肉牛热应激的饲料添加剂及制备装置与方法 (Feed additive for relieving heat stress of beef cattle and preparation device and method ) 是由 张相伦 魏晨 靳青 赵红波 游伟 谭秀文 刘桂芬 刘晓牧 万*** 于 2019-10-10 设计创作，主要内容包括：本发明公开了一种缓解肉牛热应激的饲料添加剂及制备装置与方法,涉及设备领域,技术方案为,包括银杏叶40~50份,大蒜皮40~50份,甜菜碱1~5份,碳酸氢钠1~5份,氯化钾5~10份。本发明的有益效果是：本发明以银杏叶、大蒜皮、甜菜碱、碳酸氢钠和氯化钾等饲料原料进行组方,针对热应激下肉牛食欲低下、代谢强度大、散热困难、抵抗力差等问题,从刺激食欲、提高机体抗氧化能力和免疫力、促进胃肠道健康、调节肠道微生物菌群、改善外周血液循环、调节渗透压等多角度入手,缓解肉牛的热应激反应。(The invention discloses a feed additive for relieving heat stress of beef cattle, a preparation device and a preparation method thereof, and relates to the field of equipment.)

1. The feed additive for relieving heat stress of beef cattle is characterized by comprising 40 ~ 50 parts of ginkgo leaves, 40 ~ 50 parts of garlic skins, 1 ~ 5 parts of betaine, 1 ~ 5 parts of sodium bicarbonate and 5 ~ 10 parts of potassium chloride.

2. The feed additive for relieving heat stress of beef cattle as claimed in claim 1, wherein the feed additive is prepared by selecting and weighing folium Ginkgo and Bulbus Allii skin, drying the folium Ginkgo and Bulbus Allii skin, crushing the dried folium Ginkgo and Bulbus Allii skin into 20 ~ 40 mesh powder, mixing the crushed folium Ginkgo and Bulbus Allii skin, adding betaine, sodium bicarbonate and potassium chloride, and mixing the materials uniformly.

3. The method for treating heat stress of beef cattle using the feed additive according to claim 2, wherein the feed additive is added to the concentrate in an amount of 4 parts.

4. The device for preparing the feed additive based on the heat stress relieving of the beef cattle comprises a machine shell (1), wherein support legs are arranged at the bottom of the machine shell (1), a plurality of feeding holes (2) are formed in the top of the machine shell, a discharging hole (3) is formed in the bottom of the machine shell, and a drying mechanism and a crushing mechanism are arranged in the machine shell, and the device is characterized in that the drying mechanism comprises a drying chamber (41) arranged in the machine shell (1), the drying chamber (41) is a rectangular cavity, four push plates (42) are horizontally connected to four side walls of the drying chamber (41) in a sliding mode respectively, and each push plate (42) is driven by a;

a filter screen is arranged at the bottom of the drying chamber (41); the lower surface of the push plate (42) is attached to the upper surface of the filter screen;

a heating assembly (43) is arranged on the lower side of the filter screen, the heating assembly (43) comprises a vertically arranged bearing cylinder (431), heat-conducting grids (432) are distributed around the circumferential wall of the bearing cylinder (431), a plurality of electric heating rods (433) are arranged inside the heat-conducting grids (432), the bottom ends of the electric heating rods (433) are connected with electric heating wires (434) arranged below the heat-conducting grids (432), and the electric heating wires (434) are arranged in a labyrinth manner;

the center of the bottom of the bearing cylinder (431) is provided with the discharge hole (3).

5. The feed additive and the preparation device for relieving heat stress of beef cattle according to claim 4, wherein a material box is inserted at a discharge port (3) at the bottom of the bearing cylinder (431) and is an annular box body, and a lower crushing blade (435), the material box and a heating assembly are arranged in the middle of the annular box body.

6. The feed additive and the preparation device for relieving heat stress of beef cattle as claimed in claim 5, wherein the inner bottom of the bearing cylinder (431) is a concave spherical surface.

7. The feed additive and the preparation device for relieving heat stress of beef cattle as claimed in claim 4, wherein the crushing mechanism is arranged inside the drying chamber (41); the crushing mechanism comprises a pressing block (51) which is in sliding connection with the upper part of the drying chamber (41), a push rod (52) is vertically arranged on the upper side of the pressing block (51), and the push rod (52) is an electric push rod; the lower part of the pressing block (51) is provided with an upward spherical groove, and an upper crushing blade (53) is arranged in the groove.

8. The feed additive and the preparation device for relieving heat stress of beef cattle as claimed in claim 4, wherein the driving mechanism comprises electric push rods respectively arranged at one side of each push plate (42) far away from the drying chamber (41).

9. The feed additive and the preparation device for relieving heat stress of beef cattle as claimed in claims 1-4, wherein the driving mechanism comprises a cross bar arranged on one side of each push plate (42) far away from the drying chamber (41), a horizontal positioning cylinder (421) is arranged outside the cross bar, and the cross bar is connected with the positioning cylinder (421) in a sliding way;

one side of the cross rod, which is far away from the push plate (42), is hinged with one end of a connecting rod, and the other end of the connecting rod is rotationally connected with an eccentric rotating shaft on an eccentric wheel (422); the eccentric wheel (433) is coaxially and fixedly provided with a chain wheel (423); the chain wheels (423) of each group of the push plates (42) which are oppositely arranged are linked by a chain.

10. The feed additive and the preparation device for relieving heat stress of beef cattle as claimed in claims 1-9, wherein each push plate (42) is provided with an electric heating wire inside.

Technical Field

The invention relates to the technical field of livestock raising, in particular to a feed additive for relieving heat stress of beef cattle, and a preparation device and a preparation method thereof.

Background

Along with the increasing intensification degree of livestock and poultry breeding in China, stress diseases, particularly heat stress diseases, become one of important diseases in the breeding industry in China. The beef cattle belongs to constant-temperature animals, sweat glands are not developed, heat resistance is poor, the beef cattle has the problems of body temperature rise, respiratory rate acceleration, appetite reduction and the like under heat stress, production performance of the beef cattle is seriously reduced, and huge economic loss is caused to the beef cattle breeding industry. Adding active substances into the feed to improve the anti-stress capability of animal organisms is one of the commonly used nutrition regulation means. The feed additive for relieving heat stress of beef cattle mainly comprises Chinese herbal medicines, vitamins, amino acids, trace elements, oligosaccharides and the like.

At present, the majority of patents for feed additives for heat stress of beef cattle are mainly based on compound Chinese herbal medicines, multiple vitamins and the like, and are matched with part of raw materials such as minerals, polysaccharides, probiotics and the like, so that although the feed additives have the effect of resisting heat stress, the components are complex, the sources are unstable, the feed additives are inconvenient to use, and unknown incompatibility can exist. Furthermore, the feed for beef cattle usually contains a certain amount of vitamins, amino acids, minerals, etc., and may conflict with and even be poisoned by the nutritional components in the feed when using the existing anti-stress products. Meanwhile, the cost of part of the invention is very high, the economic benefit is not obvious, the invention does not accord with the development trend of beef cattle industry in China, and the invention is difficult to be applied to production practice in large quantity.

Disclosure of Invention

Aiming at the technical problems, the invention provides a feed additive for relieving heat stress of beef cattle, and a preparation device and a preparation method thereof.

The technical scheme is that the feed additive for relieving heat stress of beef cattle comprises 40-50 parts of ginkgo leaves, 40-50 parts of garlic skins, 1-5 parts of betaine, 1-5 parts of sodium bicarbonate and 5-10 parts of potassium chloride.

The preparation method of the feed additive comprises the steps of selecting and weighing folium ginkgo and garlic skin, carrying out drying treatment on the folium ginkgo and the garlic skin, crushing the dried folium ginkgo and the dried garlic skin, wherein the crushing mesh number is 20-40 meshes, mixing the crushed folium ginkgo and the crushed garlic skin, adding betaine, sodium bicarbonate and potassium chloride, and uniformly mixing the materials to obtain the feed additive.

Wherein the additive comprises the following components in part by weight,

ginkgo leaf: the content of nutrient substances is more than 90.0 percent of dry substances, less than 17.0 percent of crude ash, more than 12.0 percent of crude protein, more than 7.5 percent of crude fat, more than 20.0 percent of crude fiber, more than 1.0 percent of flavone and more than 0.4 percent of terpene lactone;

garlic skin: the content of nutrient substances is more than 90.0 percent of dry substances, less than 9.5 percent of crude ash, more than 4.0 percent of crude protein, more than 3.0 percent of crude fat, more than 13.0 percent of crude fiber, more than 1.0 percent of flavone and more than 1.0 percent of allicin; selecting white skin garlic as the garlic skin;

betaine: purity > 99.0%;

sodium bicarbonate: purity > 99.0%;

potassium chloride: purity > 99.0%.

The beef cattle heat stress treatment method of the feed additive is characterized in that 4 parts of the feed additive is additionally added into concentrated feed.

The feed additive and the preparation device based on beef cattle heat stress relieving comprise a machine shell, wherein support legs are arranged at the bottom of the machine shell, a plurality of feed inlets are arranged at the top of the machine shell, a discharge outlet is arranged at the bottom of the machine shell, and a drying mechanism and a crushing mechanism are arranged in the machine shell; the push plate can be pushed by an electric push rod;

a filter screen is arranged at the bottom of the drying chamber; the lower surface of the push plate is attached to the upper surface of the filter screen;

a heating assembly is arranged on the lower side of the filter screen, the heating assembly comprises a vertically arranged bearing cylinder, heat conduction grids are distributed around the peripheral wall of the bearing cylinder, a plurality of electric heating rods are arranged in the heat conduction grids, the bottom ends of the electric heating rods are connected with electric heating wires arranged below the heat conduction grids, and the electric heating wires are arranged in a labyrinth manner;

the center of the bottom of the bearing cylinder is provided with the discharge hole.

An exhaust port is arranged at the top of the drying chamber, and an electromagnetic valve is arranged at the exhaust port;

preferably, the material box is inserted at the discharge port at the bottom of the bearing cylinder and is an annular box body, and the middle part of the material box is provided with lower crushing blades, the material box and the heating assembly. When the material box is used, the material box is inserted at the discharge port, the effect of sealing the discharge port is achieved, meanwhile, upward wind power is generated through the lower crushing blades in the shape of fan blades, hot air in the bearing cylinder is upwards led, the effect of reversely impacting the filter screen through airflow from the top is achieved, and the lower crushing blades are driven by the motor arranged at the bottom of the material box.

Preferably, the inner bottom of the bearing cylinder is a concave spherical surface.

Preferably, the crushing mechanism is arranged inside the drying chamber; the crushing mechanism comprises a pressing block which is in sliding connection with the upper part of the drying chamber, and an ejector rod is vertically arranged on the upper side of the pressing block and is an electric push rod; the lower part of the pressing block is provided with an upward spherical groove, and an upper crushing blade is arranged in the groove. The bottom surface of the upper crushing blade and the bottom surface of the pressing block are located on the same plane, a rotating shaft of the upper crushing blade extends to the upper surface of the pressing block, and the upper crushing blade is driven to rotate by a motor arranged on the upper side of the pressing block.

Preferably, the driving mechanism comprises an electric push rod respectively arranged on one side of each push plate far away from the drying chamber.

Preferably, the driving mechanism comprises a cross bar arranged on one side of each push plate far away from the drying chamber, a horizontal positioning cylinder is arranged outside the cross bar, and the cross bar is connected with the positioning cylinders in a sliding manner;

one side of the cross rod, which is far away from the push plate, is hinged with one end of a connecting rod, and the other end of the connecting rod is rotatably connected with an eccentric rotating shaft on the eccentric wheel; the eccentric wheel is coaxially and fixedly provided with a chain wheel; and each group of the chain wheels of the push plates which are oppositely arranged is linked by a chain. And each group of the chain wheels of the push plates which are oppositely arranged is provided with a driving motor.

Preferably, each push plate is internally provided with an electric heating wire.

The technical scheme provided by the embodiment of the invention has the following beneficial effects: the feed raw materials such as ginkgo leaves, garlic skins, betaine, sodium bicarbonate and potassium chloride are used for composing the formula, and the heat stress reaction of the beef cattle is relieved by stimulating appetite, improving the oxidation resistance and immunity of the organism, promoting the gastrointestinal health, regulating intestinal microbial flora, improving peripheral blood circulation, regulating osmotic pressure and the like aiming at the problems of low appetite, high metabolic strength, difficult heat dissipation, poor resistance and the like of the beef cattle under heat stress. Wherein, the ginkgo leaf and the garlic skin are rich in flavonoid substances, and the ginkgo leaf and the garlic skin can synergistically and efficiently remove redundant free radicals generated by metabolism, enhance the oxidation resistance, maintain the stable redox state and reduce the inflammation level; the garlicin contained in the garlic peel can stimulate appetite, inhibit the growth of harmful pathogenic bacteria in intestinal tracts, improve the immunity of organisms, and can synergistically promote the repair of gastrointestinal mucosa and improve the absorption capacity with the ginkgolide; betaine can regulate cell osmotic pressure, protect normal function of cell membrane, and participate in energy and protein anabolism as methyl donor to maintain normal physiological function of organism; the sodium bicarbonate and potassium chloride are used as electrolyte replenisher, and can cooperate with betaine to maintain osmotic pressure balance, improve animal resistance, maintain immunity in optimal state, prevent rumen acidosis, maintain gastrointestinal homeostasis, and cooperate with garlicin to stimulate appetite. In addition, the cost of the raw materials of the functional feed selected by the invention is lower, the ideal using effect is proved, the functional feed does not conflict with various nutritional ingredients in beef cattle feed, and compared with the anti-stress feed additive which mainly comprises Chinese herbal medicines in the prior invention, the cost is greatly reduced, the anti-stress feed additive conforms to the development trend of the beef cattle industry in China, and the promotion value is higher.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention.

Fig. 2 is a schematic view of a hidden enclosure state structure according to an embodiment of the present invention.

Fig. 3 is a schematic view of a hidden housing and a housing state structure of a drying chamber according to an embodiment of the present invention.

Fig. 4 is an enlarged schematic view of a heating assembly according to an embodiment of the present invention.

Wherein the reference numerals are: 1. a housing; 2. a feed inlet; 3. a discharge port; 41. a drying chamber; 42. pushing the plate; 421. a positioning cylinder; 422. an eccentric wheel; 423. a sprocket; 43. a heating assembly; 431. a carrying cylinder; 432. a thermally conductive grid; 433. an electric heating rod; 434. an electric heating wire; 435. crushing leaves at the lower part; 51. a pressing block 52 and a top rod; 53. crushing the leaves.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. Of course, the specific embodiments described herein are merely illustrative of the invention and are not intended to be limiting.

It should be noted that the embodiments and features of the embodiments of the present invention may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings, which are merely for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be construed as limiting the invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the invention, the meaning of "a plurality" is two or more unless otherwise specified.

In the description of the invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "connected" are to be construed broadly, e.g. as being fixed or detachable or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the creation of the present invention can be understood by those of ordinary skill in the art through specific situations.