CN105783976A - Biomagnetic response device - Google Patents

Biomagnetic response device Download PDF

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CN105783976A
CN105783976A CN201610167332.8A CN201610167332A CN105783976A CN 105783976 A CN105783976 A CN 105783976A CN 201610167332 A CN201610167332 A CN 201610167332A CN 105783976 A CN105783976 A CN 105783976A
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water tank
barrel
shielding
outer barrel
helmholtz coil
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CN105783976B (en
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张硕
韩振兴
孔祥洪
韩沂君
韩鹏宇
文艺桦
张瑶
王韫沛
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Shanghai Maritime University
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Abstract

一种生物磁响应装置,涉及电磁生物学技术领域,所解决的是生物磁响应研究的技术问题。该装置包括设有上下各一个容腔的外桶,及安装在外桶内的亥姆霍兹线圈;外桶的下容腔从左至右分隔成三个腔室,外桶的上容腔内形成有一个外水槽、一个中央水槽及两个内水槽,所述外水槽呈环形,并且外水槽包围住中央水槽及两个内水槽;所述中央水槽从亥姆霍兹线圈的内环穿过,中央水槽的前后两端分别连接外水槽,所述内水槽为前后两端开放的弧形槽,内水槽的前后两端分别连接外水槽,两个内水槽分别位于亥姆霍兹线圈的左右两侧。本发明提供的装置,适用于生物磁响应实验。

A biological magnetic response device relates to the technical field of electromagnetic biology and solves the technical problem of biological magnetic response research. The device includes an outer barrel with one upper and lower cavity, and a Helmholtz coil installed in the outer barrel; the lower cavity of the outer barrel is divided into three chambers from left to right, and the upper cavity of the outer barrel is divided into three chambers. An outer water tank, a central water tank and two inner water tanks are formed, the outer water tank is annular, and the outer water tank surrounds the central water tank and the two inner water tanks; the central water tank passes through the inner ring of the Helmholtz coil , the front and rear ends of the central water tank are respectively connected to the outer water tank, the inner water tank is an arc-shaped groove with open front and rear ends, the front and rear ends of the inner water tank are respectively connected to the outer water tank, and the two inner water tanks are respectively located on the left and right sides of the Helmholtz coil sides. The device provided by the invention is suitable for biomagnetic response experiments.

Description

生物磁响应装置biomagnetic response device

技术领域 technical field

本发明涉及电磁生物学技术,特别是涉及一种生物磁响应装置的技术。 The invention relates to electromagnetic biological technology, in particular to the technology of a biological magnetic response device.

背景技术 Background technique

风电场的电磁辐射效应对海洋生物栖息、繁殖、生长、发育、产卵洄游等影响一直以来备受人们的关注。 The effects of electromagnetic radiation from wind farms on the habitat, reproduction, growth, development, spawning and migration of marine organisms have always attracted people's attention.

但是由于难以通过海上现场试验来研究海洋生物电磁学,因此目前的海洋生物电磁学的研究都局限在实验室环境。现有实验装置的磁场发生装置不完善,实验水槽的分区也不合理,尤其是尚无适宜海洋生物磁响应实验研究的实验装置,这给海洋生物电磁学的系统深入研究带来了困难。 However, because it is difficult to study marine bioelectromagnetics through field experiments at sea, the current research on marine bioelectromagnetics is limited to the laboratory environment. The magnetic field generating device of the existing experimental device is not perfect, and the division of the experimental tank is not reasonable. In particular, there is no experimental device suitable for the experimental study of the magnetic response of marine organisms, which brings difficulties to the systematic and in-depth study of marine biological electromagnetics.

发明内容 Contents of the invention

针对上述现有技术中存在的缺陷,本发明所要解决的技术问题是提供一种能给海洋生物电磁学研究带来便利的生物磁响应装置。 In view of the above-mentioned defects in the prior art, the technical problem to be solved by the present invention is to provide a biological magnetic response device that can bring convenience to the research of marine biological electromagnetics.

为了解决上述技术问题,本发明所提供的一种生物磁响应装置,其特征在于:包括外桶、亥姆霍兹线圈,所述外桶设有上下各一个容腔; In order to solve the above-mentioned technical problems, the biomagnetic response device provided by the present invention is characterized in that it includes an outer barrel and a Helmholtz coil, and the outer barrel is provided with an upper chamber and a lower chamber respectively;

所述外桶的下容腔从左至右分隔成三个腔室,该三个腔室从左至右依次分别为左屏蔽腔、线圈容置腔、右屏蔽腔,亥姆霍兹线圈的底端固定在线圈容置腔内,亥姆霍兹线圈的顶端伸入外桶的上容腔; The lower chamber of the outer barrel is divided into three chambers from left to right, and the three chambers are respectively the left shielding chamber, the coil accommodation chamber, the right shielding chamber, and the Helmholtz coil from left to right. The bottom end is fixed in the coil accommodation chamber, and the top end of the Helmholtz coil extends into the upper chamber of the outer barrel;

所述外桶的上容腔内形成有一个外水槽、一个中央水槽及两个内水槽,所述外水槽呈环形,并且外水槽包围住中央水槽及两个内水槽; An outer water tank, a central water tank and two inner water tanks are formed in the upper chamber of the outer barrel, the outer water tank is in a ring shape, and the outer water tank surrounds the central water tank and the two inner water tanks;

所述中央水槽为前后两端开放的直槽,并且中央水槽从亥姆霍兹线圈的内环穿过,中央水槽的前后两端分别连接外水槽,并且中央水槽配置有用于封闭其前后两端的分区隔板; The central water tank is a straight tank with open front and rear ends, and the central water tank passes through the inner ring of the Helmholtz coil, the front and rear ends of the central water tank are respectively connected to the outer water tank, and the central water tank is equipped with a Partition partition;

所述内水槽为前后两端开放的弧形槽,内水槽的前后两端分别连接外水槽,两个内水槽分别位于亥姆霍兹线圈的左右两侧。 The inner water tank is an arc-shaped groove with open front and rear ends, the front and rear ends of the inner water tank are respectively connected to the outer water tank, and the two inner water tanks are respectively located on the left and right sides of the Helmholtz coil.

进一步的,所述外桶的上容腔内对称的固定有左右各一个储物筒,两个内水槽位于两个储物筒之间。 Further, a left and a right storage tubes are symmetrically fixed in the upper cavity of the outer tub, and two inner water tanks are located between the two storage tubes.

进一步的,所述储物筒的径向截面呈两尖端朝向亥姆霍兹线圈的月牙形,左储物筒的右侧筒壁构成左内水槽的左槽壁,右储物筒的左侧筒壁构成右内水槽的右槽壁。 Further, the radial section of the storage tube is in the shape of a crescent with two tips facing the Helmholtz coil, the right side wall of the left storage tube constitutes the left tank wall of the left inner water tank, and the left side of the right storage tube The cylinder wall constitutes the right tank wall of the right inner water tank.

进一步的,还包括一个屏蔽桶,所述屏蔽桶为铁质桶体,屏蔽桶上设有封盖住其桶口的铁质屏蔽盖,外桶放置在屏蔽桶内,外桶上设有封盖住其桶口的透明外桶盖,并且屏蔽盖与外桶盖之间留有空隙。 Further, it also includes a shielding barrel, the shielding barrel is an iron barrel body, and the shielding barrel is provided with an iron shielding cover that covers the mouth of the barrel, the outer barrel is placed in the shielding barrel, and the outer barrel is provided with a sealing cover. A transparent outer barrel cover that covers the mouth of the barrel, and there is a gap between the shielding cover and the outer barrel cover.

本发明提供的生物磁响应装置,利用亥姆霍兹线圈生成的磁场具有中央磁场均匀恒定,而外围磁场不均匀的特性,并将外桶的上容腔分成外水槽、中央水槽、内水槽,从而形成多个培养区域,可以建立仿真度高的磁场实验环境进行生物磁响应研究,能给海洋生物电磁学研究带来便利。 The biological magnetic response device provided by the present invention utilizes the magnetic field generated by the Helmholtz coil to have the characteristics of uniform and constant central magnetic field and uneven peripheral magnetic field, and divides the upper chamber of the outer tub into an outer water tank, a central water tank and an inner water tank, In this way, multiple cultivation areas are formed, and a highly simulated magnetic field experiment environment can be established for biological magnetic response research, which can bring convenience to marine biological electromagnetic research.

附图说明 Description of drawings

图1是本发明实施例的生物磁响应装置的右前向立体视图; Fig. 1 is a right front perspective view of a biomagnetic response device according to an embodiment of the present invention;

图2是本发明实施例的生物磁响应装置的主视剖切图; Fig. 2 is a front sectional view of a biomagnetic response device according to an embodiment of the present invention;

图3是亥姆霍兹线圈的磁场分布示意图。 Fig. 3 is a schematic diagram of the magnetic field distribution of the Helmholtz coil.

具体实施方式 detailed description

以下结合附图说明对本发明的实施例作进一步详细描述,但本实施例并不用于限制本发明,凡是采用本发明的相似结构及其相似变化,均应列入本发明的保护范围,本发明中的顿号均表示和的关系。 The embodiments of the present invention are described in further detail below in conjunction with the accompanying drawings, but the present embodiments are not intended to limit the present invention. All similar structures and similar changes of the present invention should be included in the scope of protection of the present invention. The commas in all indicate the relationship between and.

如图1-图2所示,本发明实施例所提供的一种生物磁响应装置,其特征在于:包括外桶2、亥姆霍兹线圈1,所述外桶2设有上下各一个容腔; As shown in Fig. 1-Fig. 2, a biomagnetic response device provided by the embodiment of the present invention is characterized in that it includes an outer barrel 2 and a Helmholtz coil 1, and the outer barrel 2 is provided with an upper and lower container respectively. Cavity;

所述外桶2的下容腔从左至右分隔成三个腔室,该三个腔室从左至右依次分别为左屏蔽腔51、线圈容置腔52、右屏蔽腔53,亥姆霍兹线圈1的底端固定在线圈容置腔52内,亥姆霍兹线圈1的顶端伸入外桶的上容腔; The lower chamber of the outer barrel 2 is divided into three chambers from left to right, and the three chambers are respectively a left shielding chamber 51, a coil accommodating chamber 52, a right shielding chamber 53, and a Helm chamber from left to right. The bottom end of the Holtz coil 1 is fixed in the coil accommodating cavity 52, and the top end of the Helmholtz coil 1 extends into the upper cavity of the outer barrel;

所述外桶2的上容腔内形成有一个外水槽43、一个中央水槽41及两个内水槽42,所述外水槽43呈环形,并且外水槽43包围住中央水槽41及两个内水槽42; An outer water tank 43, a central water tank 41, and two inner water tanks 42 are formed in the upper chamber of the outer tub 2, the outer water tank 43 is ring-shaped, and the outer water tank 43 surrounds the central water tank 41 and the two inner water tanks 42;

所述中央水槽41为前后两端开放的直槽,并且中央水槽41从亥姆霍兹线圈1的内环穿过,中央水槽1的前后两端分别连接外水槽43,并且中央水槽配置有用于封闭其前后两端的分区隔板(图中未示); The central water tank 41 is a straight tank with open front and rear ends, and the central water tank 41 passes through the inner ring of the Helmholtz coil 1, and the front and rear ends of the central water tank 1 are respectively connected to the outer water tank 43, and the central water tank is equipped with a Partition partitions (not shown) that close its front and rear ends;

所述内水槽42为前后两端开放的弧形槽,内水槽42的前后两端分别连接外水槽43,两个内水槽42分别位于亥姆霍兹线圈1的左右两侧。 The inner water tank 42 is an arc-shaped groove with open front and rear ends, and the front and rear ends of the inner water tank 42 are respectively connected to the outer water tank 43 , and the two inner water tanks 42 are respectively located on the left and right sides of the Helmholtz coil 1 .

本发明实施例中,所述外桶的上容腔内对称的固定有左右各一个储物筒3,两个内水槽42位于两个储物筒3之间,储物筒3的径向截面呈两尖端朝向亥姆霍兹线圈1的月牙形,左储物筒3的右侧筒壁构成左内水槽42的左槽壁,右储物筒3的左侧筒壁构成右内水槽42的右槽壁。 In the embodiment of the present invention, a left and right storage tube 3 is symmetrically fixed in the upper cavity of the outer barrel, and two inner water tanks 42 are located between the two storage tubes 3. The radial section of the storage tube 3 It is crescent-shaped with two tips facing the Helmholtz coil 1, the right wall of the left storage tube 3 forms the left tank wall of the left inner water tank 42, and the left side wall of the right storage tube 3 forms the right inner water tank 42. Right trough wall.

本发明实施例还包括一个屏蔽桶,所述屏蔽桶为铁质桶体,屏蔽桶上设有封盖住其桶口的铁质屏蔽盖,外桶2放置在屏蔽桶内,外桶2上设有封盖住其桶口的透明外桶盖,并且屏蔽盖与外桶盖之间留有空隙,该空隙可用于安装摄像机等装备来监测实验过程,屏蔽盖与屏蔽桶的作用是共同构成一个闭合的磁场回路,从而更有效的屏蔽磁场,以保护外部实验人员免受磁场辐射影响,外桶盖的作用是在移除屏蔽盖后,方便工作人员肉眼观测外桶内腔中的状况。 The embodiment of the present invention also includes a shielding barrel, the shielding barrel is an iron barrel body, the shielding barrel is provided with an iron shielding cover that covers its mouth, the outer barrel 2 is placed in the shielding barrel, and the outer barrel 2 There is a transparent outer barrel cover that covers the mouth of the barrel, and there is a gap between the shielding cover and the outer barrel cover. This gap can be used to install cameras and other equipment to monitor the experimental process. The role of the shielding cover and the shielding barrel is to jointly form a A closed magnetic field circuit can more effectively shield the magnetic field to protect external experimenters from the influence of magnetic field radiation. The function of the outer barrel cover is to facilitate the staff to observe the condition in the inner cavity of the outer barrel with the naked eye after removing the shielding cover.

本发明实施例中,所述亥姆霍兹线圈由12mm厚的亚克力板制作,其内径为850mm±5mm,其外径为975mm±5mm,其有效半径(毕奥—萨伐尔定律公式中的半径)为450mm;每个线圈用1.5mm线径的绝缘漆包线绕制400匝,并且每200匝一个抽头;两个线圈总阻约24欧,磁感应强度在3.5mT时,电压值在120V左右;亥姆霍兹线圈的特点是能在其公共轴线中点附近产生较广的均匀磁场区,具有空间开阔,使用方便、磁场与供电电流有很好的线性关系、使用磁场空间有很宽的均匀区和适于制造一维、二维和三维空间组合磁场等特点。 In the embodiment of the present invention, the Helmholtz coil is made of an acrylic plate with a thickness of 12 mm, its inner diameter is 850 mm ± 5 mm, its outer diameter is 975 mm ± 5 mm, and its effective radius (in the Biot-Savart law formula Radius) is 450mm; each coil is wound with 1.5mm insulated enameled wire for 400 turns, and every 200 turns has a tap; the total resistance of the two coils is about 24 ohms, and when the magnetic induction is 3.5mT, the voltage value is about 120V; The characteristic of the Helmholtz coil is that it can generate a wide uniform magnetic field area near the midpoint of its common axis. area and is suitable for manufacturing one-dimensional, two-dimensional and three-dimensional space combined magnetic fields and other characteristics.

本发明实施例适用于生物磁响应实验,如图3所示,亥姆霍兹线圈生成的磁场具有中央磁场均匀恒定,而外围磁场不均匀的特性;因此可以在处于亥姆霍兹线圈中央磁场区域的中央水槽中培养生物,利用中央水槽研究恒定电磁场对生物生理行为的响应,也可以在处于亥姆霍兹线圈外围磁场区域的内水槽、外水槽中培养生物,利用内水槽、外水槽研究生物对磁场强度的选择性。 The embodiment of the present invention is suitable for biomagnetic response experiments. As shown in Figure 3, the magnetic field generated by the Helmholtz coil has the characteristics of a uniform and constant central magnetic field and an inhomogeneous peripheral magnetic field; Cultivate organisms in the central tank of the area, use the central tank to study the response of a constant electromagnetic field to biological physiological behavior, or cultivate organisms in the inner tank and outer tank located in the outer magnetic field area of the Helmholtz coil, and use the inner tank and outer tank to study Biological selectivity to magnetic field strength.

生物磁响应实验时,可在外桶下容腔的左屏蔽腔、右屏蔽腔中注入海水用于磁场的屏蔽,在中央水槽、内水槽、外水槽中注入实验用淡水或海水,注水量根据实际实验需求决定;若利用整体磁场空间进行鱼群空间分布等实验,可同时使用中央水槽、内水槽、外水槽,用分区隔板将中央水槽的前后两端封闭后,可以单独利用中央水槽进行均匀磁场下的生物响应实验。 During biomagnetic response experiments, seawater can be injected into the left shielding chamber and right shielding chamber of the lower chamber of the outer barrel for magnetic field shielding, and fresh water or seawater for experiments can be injected into the central tank, inner tank, and outer tank. The amount of water injected depends on the actual situation. The experimental requirements are determined; if the overall magnetic field space is used to conduct experiments such as the spatial distribution of fish schools, the central water tank, inner water tank, and outer water tank can be used at the same time. After the front and rear ends of the central water tank are closed with partition partitions, the central water tank can be used alone Bioresponse experiments under magnetic fields.

Claims (4)

1.一种生物磁响应装置,其特征在于:包括外桶、亥姆霍兹线圈,所述外桶设有上下各一个容腔; 1. A biomagnetic response device, characterized in that: it comprises an outer barrel and a Helmholtz coil, and the outer barrel is provided with an upper and lower chamber; 所述外桶的下容腔从左至右分隔成三个腔室,该三个腔室从左至右依次分别为左屏蔽腔、线圈容置腔、右屏蔽腔,亥姆霍兹线圈的底端固定在线圈容置腔内,亥姆霍兹线圈的顶端伸入外桶的上容腔; The lower chamber of the outer barrel is divided into three chambers from left to right, and the three chambers are respectively the left shielding chamber, the coil accommodation chamber, the right shielding chamber, and the Helmholtz coil from left to right. The bottom end is fixed in the coil accommodating cavity, and the top end of the Helmholtz coil extends into the upper cavity of the outer barrel; 所述外桶的上容腔内形成有一个外水槽、一个中央水槽及两个内水槽,所述外水槽呈环形,并且外水槽包围住中央水槽及两个内水槽; An outer water tank, a central water tank and two inner water tanks are formed in the upper chamber of the outer barrel, the outer water tank is in a ring shape, and the outer water tank surrounds the central water tank and the two inner water tanks; 所述中央水槽为前后两端开放的直槽,并且中央水槽从亥姆霍兹线圈的内环穿过,中央水槽的前后两端分别连接外水槽,并且中央水槽配置有用于封闭其前后两端的分区隔板; The central water tank is a straight tank with open front and rear ends, and the central water tank passes through the inner ring of the Helmholtz coil, the front and rear ends of the central water tank are respectively connected to the outer water tank, and the central water tank is equipped with a Partition partition; 所述内水槽为前后两端开放的弧形槽,内水槽的前后两端分别连接外水槽,两个内水槽分别位于亥姆霍兹线圈的左右两侧。 The inner water tank is an arc-shaped groove with open front and rear ends, the front and rear ends of the inner water tank are respectively connected to the outer water tank, and the two inner water tanks are respectively located on the left and right sides of the Helmholtz coil. 2.根据权利要求1所述的生物磁响应装置,其特征在于:所述外桶的上容腔内对称的固定有左右各一个储物筒,两个内水槽位于两个储物筒之间。 2. The biomagnetic response device according to claim 1, characterized in that: the upper chamber of the outer bucket is symmetrically fixed with a left and right storage cylinder, and two inner water tanks are located between the two storage cylinders . 3.根据权利要求2所述的生物磁响应装置,其特征在于:所述储物筒的径向截面呈两尖端朝向亥姆霍兹线圈的月牙形,左储物筒的右侧筒壁构成左内水槽的左槽壁,右储物筒的左侧筒壁构成右内水槽的右槽壁。 3. The biomagnetic response device according to claim 2, characterized in that: the radial section of the storage tube is in the shape of a crescent with two tips facing the Helmholtz coil, and the right side wall of the left storage tube constitutes The left tank wall of the left inner water tank and the left side wall of the right storage tube form the right tank wall of the right inner water tank. 4.根据权利要求1所述的生物磁响应装置,其特征在于:还包括一个屏蔽桶,所述屏蔽桶为铁质桶体,屏蔽桶上设有封盖住其桶口的铁质屏蔽盖,外桶放置在屏蔽桶内,外桶上设有封盖住其桶口的透明外桶盖,并且屏蔽盖与外桶盖之间留有空隙。 4. The biomagnetic response device according to claim 1, characterized in that: it also includes a shielding barrel, the shielding barrel is an iron barrel body, and the shielding barrel is provided with an iron shielding cover that seals the mouth of the barrel , the outer barrel is placed in the shielding barrel, and the outer barrel is provided with a transparent outer barrel cover that covers the mouth of the barrel, and there is a gap between the shielding cover and the outer barrel cover.
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