CN114027410A - 一种宠物膨化日粮及其实验室制备方法 - Google Patents
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Abstract
本发明提供一种宠物膨化日粮及其实验室制备方法,所述宠物膨化日粮包括肉粉、油脂,蛋白原料、淀粉原料,单硬脂酸甘油酯,纤维素,复合维生素及微量元素,所述膨化日粮还包括胆碱,氯化钠,赖氨酸、牛磺酸,果寡糖。通过在配方中添加单硬脂酸甘油酯,能在膨化颗粒内起到乳化剂的效果,增加膨化颗粒的稳定度并使其更加饱满,从而减少黏料情况的发生;通过本方法,在实验室制备饲喂试验所需颗粒,减少生产线制样原料及能量损耗,从而降低生产成本;本方法制备的产品,饲喂犬、猫并收集粪便进行评分,均得到较好的粪便质量评分。
Description
技术领域
本发明涉及宠物日粮技术领域,具体涉及一种宠物膨化日粮及其实验室制备方法。
背景技术
现有生产线膨化部分为双螺杆膨化机,而实验室制备使用单螺杆膨化机。相较制粒难度更大,颗粒更不稳定,在高肉粉日粮条件下尤为明显。当物料中淀粉及油脂含量无法达到要求时,颗粒难以膨化,与挤压机(猪料、禽料)出料形似。
目前制备方法中,有高肉粉制备方法,且加入乳化剂进行测试,申请号为201910071024.9的中国发明专利,公开了宠物干式日粮及制备方法,本专利配方中淀粉通过计算可达到14%且颗粒油脂含量可超过5%,同时得到饱满的宠物膨化颗粒,然而其标注配方中并未指出配方淀粉含量,计算其优选配方中淀粉及总糖含量无法制出饱满的膨化颗粒。
发明内容
鉴于此,本发明的目的在于提供一种宠物膨化日粮及其实验室制备方法。
本发明提供的技术方案如下:
一种宠物膨化日粮,包括肉粉、油脂,蛋白原料、淀粉原料,单硬脂酸甘油酯,纤维素,复合维生素及微量元素。
所述膨化日粮还包括胆碱,氯化钠,赖氨酸、牛磺酸,果寡糖。
进一步,所述宠物膨化日粮包括以下重量份数的原料:
所述肉粉包括鸡肉粉、鱼肉粉、牛肉粉、羊肉粉中的一种或几种。
所述油脂包括鸡油、鱼油、牛油中一种或几种。
所述蛋白原料包括啤酒酵母粉、奶酪粉、大豆分离蛋白、玉米蛋白粉、谷朊粉中的一种或几种。
所述淀粉原料包括小麦、大米、玉米、红薯干、木薯粉、马铃薯粉一种或几种。
所述宠物膨化日粮的实验室制备方法,其特征在于,包括以下步骤:
S1.粉碎:将肉粉、蛋白原料、淀粉原料、纤维素粉粹;
S2.混匀:将粉碎后的肉粉、蛋白原料、淀粉原料与除油脂外的其他原料进行混匀,备用;
S3.调质:将混匀后的备用原料放入混合机内加水调质;
S4.膨化:将调质后的备用原料加入膨化机膨化、挤压呈颗粒状;
S5.烘干:将膨化所得颗粒放置于筛网上,送入烘干机烘干,并冷却;
S6.后喷涂:通过喷涂机将油脂均匀喷涂于颗粒表面,包装。
S1步骤中,所述粉碎细度要求达到20~40目。
S2步骤中混匀使用鼓式混匀机进行混匀,混合时间6~8min,混合均匀度CV≤5%;混合均匀后备用。
S3步骤中调质使用加水量为料比24~28%。
S4步骤中膨化机喂料速度为22~27Hz,切料速度为15~27Hz,螺杆转速为175~190rpm,膨化腔温度100~105℃。
S5步骤中烘干温度80~90℃,烘干时间60~90min。
本发明通过添加单硬脂酸甘油酯在实验室制备膨化日粮条件下,增加颗粒内油脂含量,减少黏料概率。
与现有技术相比,本发明具有如下技术效果:
(1)通过在本申请的配方中添加单硬脂酸甘油酯,能在膨化颗粒内起到乳化剂的效果的同时,增加膨化颗粒的稳定度并使其更加饱满,从而减少黏料情况的发生;
(2)通过采用本方法,在实验室制备饲喂试验所需颗粒,减少生产线制样原料及能量损耗,从而降低生产成本;
(3)本方法制备的产品,饲喂犬、猫并收集粪便进行评分,均得到较好的粪便质量评分。
基于以上优点,在实验室条件下代替部分生产线制样,可降低配方测试成本,并达到理想测试效果。
具体实施方式
下面结合实施例对本发明进行详细说明。以下实施例将有助于本领域的技术人员进一步理解本发明,但不以任何形式限制本发明。应当指出的是,对本领域的普通技术人员来说,在不脱离本发明构思的前提下,还可以做出若干调整和改进。这些都属于本发明的保护范围。
为了使本领域的技术人员更好的理解本专利的技术方案,下面对本专利进行详细描述。
实施例1-4及对比例1-5
实施例1-4及对比例1-5提供一种宠物膨化日粮颗粒组合物,分别按表1中的组分及含量进行备料。
表1 组分及组分含量(重量份计)
实施例5 效果测试1
选用实施例1和实施例3及对比例5的组合物制备成猫膨化日粮颗粒,制备方法包括以下步骤:
S1.粉碎:肉粉、蛋白原料、淀粉原料、纤维素;
S2.混匀:将粉碎后的肉粉、蛋白原料、淀粉原料与单硬脂酸甘油酯、复合维生素及微量元素、胆碱、氯化钠、牛磺酸、果寡糖进行混匀;
S3.调质:将混匀后的备用原料放入混合机内加水调质;
S4.膨化:将调质后的备用原料加入膨化机膨化、挤压呈颗粒状;
S5.烘干:将膨化所得颗粒放置于筛网上,送入烘干机烘干,并冷却;
S6.后喷涂:通过喷涂机将油脂均匀喷涂于颗粒表面,包装。
其中S1步骤中所述粉碎细度要求达到40目;
S2步骤中混匀使用鼓式混匀机进行混匀,混合时间8min,混合均匀度CV≤5%,混合均匀后备用;
S3步骤中调质使用加水量为料比27%;
S4步骤中膨化机喂料速度为23.65Hz,切料速度为25.15Hz,螺杆转速为190rpm,膨化腔温度105℃;
S5步骤中烘干温度85℃,烘干时间80min。
1、饲喂试验
将上述制备的猫粮开展饲喂试验,具体方法如下:
选择同一繁育标准下、同一喂养环境下成长的1~4岁英短、美短猫10只(体态及健康状况基本一致),试验猫单笼饲养,试验期间饲喂量100g只/天,自由采食、自由饮水。连续饲喂三天,每天早晨观察粪便并进行评分。
粪便评分:饲喂期间每天进行粪便评分,借鉴威豪研究所粪便评分标准,2.5分成型良好,略沾有猫砂,捡起来不会留印记,质量最好。判定2.5分为最佳。以每日采集样本粪便评分平均分进行评价
软便率:粪便评分3.5分及以上为软便。
软便率=总软便只数/总统计只数×100%
评分结果如表2所示:
表2
由表2数据可知:得到评分结果良好能够有助于宠物消化吸收,改善粪便质量。得到结果实例3效果优于对比例5,能够有助于宠物消化吸收,改善粪便质量。
2、适口性测试试验
对比例5和实施例3的组合物制备的猫膨化日粮颗粒进行适口性测试试验。
双盆试验:双盆试验是评价日粮适口性最为常用的方法之一,相比单盆试验所需试验周期更短,成本更低。为试验动物同时提供两只装有不同组别试验日粮碗,让其选择日粮进行采食,采食率较高的组别作为偏好组。
选择同一繁育标准下、同一喂养环境下成长的1~4岁英短、美短、暹罗猫20只(体态及健康状况基本一致),单笼饲养,进行双盆试验,每只试验盆给料50g,连续进行3餐时测试。每次试验在采食开始时记录首采,每次试验持续60分钟,结束时记录采食量,计算采食率。
首采:试验猫只在双盆进入笼内,首先采食的组别。
采食率=一种组别采食量/总采食量×100%
双盆试验结果如表3所示:
由表3数据可知,试验猫显著偏好实例3组别。
3、性状参数
表4
膨化度 | 颗粒稳定度 | 膨化颗粒饱满度 | 是否黏料 | |
实施例1 | 高 | +++ | 饱满 | 不黏料 |
实施例2 | 高 | +++ | 饱满 | 不黏料 |
实施例3 | 高 | +++ | 饱满 | 不黏料 |
实施例4 | 高 | +++ | 饱满 | 不黏料 |
对比例1 | 低 | + | 差 | 黏料 |
对比例2 | 低 | ++ | 差 | 黏料 |
对比例3 | 中 | ++ | 较饱满 | 黏料 |
对比例4 | 高 | +++ | 饱满 | 不黏料 |
对比例5 | 低 | + | 差 | 黏料 |
其中:
+++表示颗粒稳定性好、++表示颗粒稳定性中,+表示颗粒稳定性差。
请参照下述对比例的描述补充实施例1-4的性能描述:
实施例1:得到颗粒膨化度高,稳定且饱满,无黏料;
实施例2:得到颗粒膨化度高,稳定且饱满,无黏料;
实施例3:得到颗粒膨化度高,稳定且饱满,无黏料;
实施例4:得到颗粒膨化度高,稳定且饱满,无黏料;
对比例1:完全使用鸡肉粉作为肉粉,因肉粉中鸡肉粉脂肪含量最高,其他配比与实施例3基本相同,大豆磷脂粉50%载体为玉米蛋白粉,理论上替换相同,得到猫粮颗粒膨化度较低,有明显黏料;
对比例2:与实例3区别在于由卵磷脂替换单硬脂酸甘油酯含量,得到猫粮颗粒膨化度较低,有明显黏料,颗粒状态略好于对比例1,低于实施例3;
对比例3:与实例3区别在于蔗糖脂肪酸酯替换单硬脂酸甘油酯含量,得到猫粮颗粒膨化度高于对比例2,低于实施例3,有黏料;
对比例4:与实施例3区别在于更高的单硬脂酸甘油酯含量,得到颗粒膨化度与实施例3相近,无黏料,但出现粉料,推测由于单硬脂酸甘油酯增加,降低颗粒硬度,过于酥脆,导致粉料出现;
对比例5:与实施例3的区别在于不添加单硬脂酸甘油酯含量,得到颗粒膨化度较低,低于实施例3,有黏料;
实施例6 效果测试2
选用实施例2和实施例4的组合物制备成犬膨化日粮颗粒,制备方法包括以下步骤:
S1.粉碎:肉粉、蛋白原料、淀粉原料、纤维素;
S2.混匀:将粉碎后的肉粉、蛋白原料、淀粉原料与单硬脂酸甘油酯、复合维生素及微量元素、胆碱、氯化钠、赖氨酸、牛磺酸、果寡糖进行混匀;
S3.调质:将混匀后的备用原料放入混合机内加水调质,
S4.膨化:将调质后的备用原料加入膨化机膨化、挤压呈颗粒状;
S5.烘干:将膨化所得颗粒放置于筛网上,送入烘干机烘干,并冷却;
S6.后喷涂:通过喷涂机将油脂均匀喷涂于颗粒表面,包装。
S1步骤中所述粉碎细度要求达到20目;
S2步骤中混匀使用鼓式混匀机进行混匀,混合时间8min,混合均匀度CV≤5%,混合均匀后备用;
S3步骤中调质使用加水量为料比27%;
S4步骤中膨化机喂料速度为24.25Hz,切料速度为23.75Hz,螺杆转速为175rpm,膨化腔温度104℃;
S5步骤中烘干温度85℃,烘干时间70min。
将上述方法制备的犬粮开展饲喂试验,方法如下:
选择同一繁育标准下、同一喂养环境下成长的1~4岁泰迪、比熊犬20只(体态及健康状况基本一致),试验犬单笼饲养,试验期间饲喂量200g只/天,自由采食、自由饮水。连续饲喂三天,每天早晨观察粪便并进行评分。
粪便评分:饲喂期间每天进行粪便评分,借鉴威豪研究所粪便评分标准,分成形良好,捡起来不会留印记,质量最好。判定2分为最佳。以每日采集样本粪便评分平均分进行评价
软便率:粪便评分3分及以上为软便。
软便率=总软便只数/总统计只数×100%
评分结果如表5所示:
表5
由表3数据可知:得到评分结果良好,能够有助于宠物消化吸收,改善粪便质量。
以上述仅是本专利的优选实施方式,并不用于限制本发明,应当指出,对于本技术领域的普通技术人员来说,在不脱离本发明技术原理的前体下,还可以作出若干改进和变性,这些改进和变型也应视为本发明的保护范围。
Claims (10)
1.一种宠物膨化日粮,其特征在于,包括肉粉、油脂,蛋白原料、淀粉原料,单硬脂酸甘油酯,纤维素,复合维生素及微量元素。
2.根据权利要求1所述的宠物膨化日粮,其特征在于,所述膨化日粮还包括胆碱,氯化钠,赖氨酸、牛磺酸,果寡糖。
4.根据权利要求1所述的宠物膨化日粮,其特征在于,所述肉粉包括鸡肉粉、鱼肉粉、牛肉粉、羊肉粉中的一种或几种。
5.根据权利要求1所述的宠物膨化日粮,其特征在于,所述油脂包括鸡油、鱼油、牛油中一种或几种。
6.根据权利要求1宠物膨化日粮颗粒,其特征在于,所述蛋白原料包括啤酒酵母粉、奶酪粉、大豆分离蛋白、玉米蛋白粉、谷朊粉中的一种或几种。
7.根据权利要求1宠物膨化日粮颗粒,其特征在于,所述淀粉原料包括小麦、大米、玉米、红薯干、木薯粉、马铃薯粉一种或几种。
8.一种权利要求2-7任一项所述宠物膨化日粮的实验室制备方法,其特征在于,包括以下步骤:
S1.粉碎:将肉粉、蛋白原料、淀粉原料、纤维素粉粹;
S2.混匀:将粉碎后的肉粉、蛋白原料、淀粉原料与除油脂外的其他原料进行混匀,备用;
S3.调质:将混匀后的备用原料放入混合机内加水调质;
S4.膨化:将调质后的备用原料加入膨化机膨化、挤压呈颗粒状;
S5.烘干:将膨化所得颗粒放置于筛网上,送入烘干机烘干,并冷却;
S6.后喷涂:通过喷涂机将油脂均匀喷涂于颗粒表面,包装。
9.根据权利要求8所述的制备方法,其特征在于,S1步骤中所述粉碎的细度要求达到20~40目;S2步骤中混匀使用鼓式混匀机进行混匀,混合时间6~8min,混合均匀度CV≤5%。
10.根据权利要求8所述的制备方法,其特征在于,S4步骤中膨化机的喂料速度为22~27Hz,切料速度为15~27Hz,螺杆转速为175~190rpm,膨化腔温度100~105℃;S5步骤中烘干温度80~90℃,烘干时间60~90min。
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