CN110444788A - A kind of device of molten carbonate fuel cell addition electrolyte - Google Patents
A kind of device of molten carbonate fuel cell addition electrolyte Download PDFInfo
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- 239000003792 electrolyte Substances 0.000 title claims abstract description 89
- 239000000446 fuel Substances 0.000 title claims abstract description 29
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 title claims abstract description 26
- 239000002002 slurry Substances 0.000 claims abstract description 40
- 238000004519 manufacturing process Methods 0.000 claims abstract description 5
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 4
- 239000011267 electrode slurry Substances 0.000 claims description 30
- 238000010438 heat treatment Methods 0.000 claims description 29
- 238000001816 cooling Methods 0.000 claims description 25
- 238000005266 casting Methods 0.000 claims description 15
- 230000005540 biological transmission Effects 0.000 claims description 4
- 229920002545 silicone oil Polymers 0.000 claims description 3
- 239000000463 material Substances 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 8
- 230000008569 process Effects 0.000 abstract description 3
- 238000012545 processing Methods 0.000 abstract description 2
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 4
- 238000001035 drying Methods 0.000 description 2
- XGZVUEUWXADBQD-UHFFFAOYSA-L lithium carbonate Chemical compound [Li+].[Li+].[O-]C([O-])=O XGZVUEUWXADBQD-UHFFFAOYSA-L 0.000 description 2
- 229910052808 lithium carbonate Inorganic materials 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910000027 potassium carbonate Inorganic materials 0.000 description 2
- 229910010093 LiAlO Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000009469 supplementation Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
- H01M4/88—Processes of manufacture
- H01M4/8875—Methods for shaping the electrode into free-standing bodies, like sheets, films or grids, e.g. moulding, hot-pressing, casting without support, extrusion without support
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
- H01M4/88—Processes of manufacture
- H01M4/8878—Treatment steps after deposition of the catalytic active composition or after shaping of the electrode being free-standing body
- H01M4/8882—Heat treatment, e.g. drying, baking
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04276—Arrangements for managing the electrolyte stream, e.g. heat exchange
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/14—Fuel cells with fused electrolytes
- H01M2008/147—Fuel cells with molten carbonates
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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Abstract
本发明公开一种熔融碳酸盐燃料电池添加电解质的装置，属于电池电极加工领域，包括浆料传送装置，所述的浆料传送装置的上游设置有电极生产装置，所述的浆料传送装置的下游设置有电解质添加装置。其解决的问题是，目前熔融碳酸盐燃料电池添加电解质的方法是在电池的组装过程，将电解质放入气体流道内，这种添加电解质方法受限于流道的尺寸，而不能实现充足或额外补充电解质。本发明的优点是将电解质直接添加在电极表面，从而能够在熔融碳酸盐燃料电池运行过程提供充足的电解质，能够有效的延长熔融碳酸盐燃料电池的使用寿命。
The invention discloses a device for adding electrolyte to a molten carbonate fuel cell, which belongs to the field of battery electrode processing, and includes a slurry conveying device, an electrode production device is arranged upstream of the slurry conveying device, and the slurry conveying device An electrolyte adding device is provided downstream. The problem it solves is that the current method of adding electrolyte to molten carbonate fuel cells is to put the electrolyte into the gas flow channel during the assembly process of the battery. This method of adding electrolyte is limited by the size of the flow channel and cannot achieve sufficient or Add extra electrolytes. The invention has the advantage that the electrolyte is directly added on the surface of the electrode, so that sufficient electrolyte can be provided during the operation of the molten carbonate fuel cell, and the service life of the molten carbonate fuel cell can be effectively extended.
Description
技术领域technical field
本发明属于电池电极加工领域，具体地说是一种熔融碳酸盐燃料电池添加电解质的装置。The invention belongs to the field of battery electrode processing, in particular to a device for adding electrolyte to a molten carbonate fuel cell.
背景技术Background technique
熔融碳酸盐燃料电池是一种将存在于燃料和氧化剂中的化学能直接转换成电能的发电装置，具有效率高、环境污染少等优点，可促进人类绿色能源发展。熔融碳酸盐燃料电池主要由电极(阳极Ni和阴极NiO)、隔膜(LiAlO2)、双极板(不锈钢)和电解质(碳酸锂和碳酸钾或碳酸锂和碳酸钾)等组成。燃料电池运行过程中，电解质随着运行时间的增加会不断地挥发而减少，电池的功率会降低，因此添加电解质对提高燃料电池寿命有一定的帮助。Molten carbonate fuel cell is a power generation device that directly converts chemical energy present in fuel and oxidant into electrical energy. It has the advantages of high efficiency and less environmental pollution, and can promote the development of human green energy. Molten carbonate fuel cells are mainly composed of electrodes (anode Ni and cathode NiO), separators (LiAlO 2 ), bipolar plates (stainless steel), and electrolytes (lithium carbonate and potassium carbonate or lithium carbonate and potassium carbonate). During the operation of the fuel cell, the electrolyte will continue to volatilize and decrease as the operating time increases, and the power of the battery will decrease. Therefore, adding electrolyte is helpful to improve the life of the fuel cell.
目前熔融碳酸盐燃料电池添加电解质的方法是在电池的组装过程，将电解质放入气体流道内，这种添加电解质方法受限于流道的尺寸，而不能实现充足或额外补充电解质的功能。The current method of adding electrolyte to molten carbonate fuel cells is to put the electrolyte into the gas flow channel during the assembly process of the battery. This method of adding electrolyte is limited by the size of the flow channel and cannot achieve the function of sufficient or additional electrolyte supplementation.
发明内容Contents of the invention
本发明的目的在于提供一种熔融碳酸盐燃料电池添加电解质的装置，用以解决现有技术中的缺陷。The object of the present invention is to provide a device for adding electrolyte to a molten carbonate fuel cell to solve the defects in the prior art.
为了实现上述目的，本发明采用以下技术方案：In order to achieve the above object, the present invention adopts the following technical solutions:
一种熔融碳酸盐燃料电池添加电解质的装置，包括浆料传送装置，所述的浆料传送装置的上游设置有电极生产装置，所述的浆料传送装置的下游设置有电解质添加装置。A device for adding electrolyte to a molten carbonate fuel cell, comprising a slurry conveying device, an electrode production device is arranged upstream of the slurry conveying device, and an electrolyte adding device is arranged downstream of the slurry conveying device.
进一步的，所述的电极生产装置包括电极浆料下料器，所述的电极浆料下料器与电解质添加装置之间设置电极加热装置和电极冷却装置。Further, the electrode production device includes an electrode slurry feeder, and an electrode heating device and an electrode cooling device are arranged between the electrode slurry feeder and the electrolyte adding device.
进一步的，所述的电极浆料下料器与电极加热装置之间设置用于控制电极浆料下料器流延的电极浆料厚度的第一流延厚度控制装置。Further, a first casting thickness control device for controlling the thickness of the electrode slurry cast by the electrode slurry feeder is arranged between the electrode slurry feeder and the electrode heating device.
进一步的，所述的电解质添加装置包括电解质浆料下料器，所述的电解质浆料下料器的下游设置电解质加热装置和电解质冷却装置。Further, the electrolyte adding device includes an electrolyte slurry feeder, and an electrolyte heating device and an electrolyte cooling device are arranged downstream of the electrolyte slurry feeder.
进一步的，所述的电解质浆料下料器与电解质加热装置之间设置用于控制电解质浆料下料器流延的电解质浆料厚度的第二流延厚度控制装置。Further, a second casting thickness control device for controlling the thickness of the electrolyte slurry cast by the electrolyte slurry feeder is arranged between the electrolyte slurry feeder and the electrolyte heating device.
进一步的，所述的浆料传送装置包括两个传动辊和以及安装于两个传动辊上表面带硅油膜的传送带，传送带在传动辊的带动下能够循环转动，构成一条流水线。Further, the slurry conveying device includes two transmission rollers and a conveyor belt with silicone oil film on the upper surface of the two transmission rollers, the conveyor belt can rotate circularly under the drive of the transmission rollers, forming an assembly line.
相对于现有技术，本发明的优点是：Compared with the prior art, the advantages of the present invention are:
1、将电解质直接添加在电极表面，从而能够在熔融碳酸盐燃料电池运行过程提供充足的电解质，能够有效的延长熔融碳酸盐燃料电池的使用寿命；1. The electrolyte is directly added to the surface of the electrode, so that sufficient electrolyte can be provided during the operation of the molten carbonate fuel cell, and the service life of the molten carbonate fuel cell can be effectively extended;
2、通过极加热装置和电极冷却装置以及电解质加热装置和电解质冷却装置能够使电极浆料和电解质浆料快速固化成型，且能使二者紧密结合，避免在熔融碳酸盐燃料电池运行过程电解质层与电极分离，确保熔融碳酸盐燃料电池正常运行；2. The electrode slurry and electrolyte slurry can be quickly solidified and formed through the electrode heating device, electrode cooling device and electrolyte heating device and electrolyte cooling device, and the two can be tightly combined to avoid electrolyte degradation during the operation of the molten carbonate fuel cell. The layer is separated from the electrodes to ensure the normal operation of the molten carbonate fuel cell;
3、通过添加流延厚度控制装置能够根据需求控制电极和电解质层的厚度，确保生产出的电极具有充足的电解质，确保熔融碳酸盐燃料电池长期稳定使用。3. By adding a casting thickness control device, the thickness of the electrode and electrolyte layer can be controlled according to the demand, so as to ensure that the produced electrode has sufficient electrolyte and ensure the long-term stable use of the molten carbonate fuel cell.
附图说明Description of drawings
构成本申请的一部分的说明书附图用来提供对本发明的进一步理解，本发明的示意性实施例及其说明用于解释本发明，并不构成对本发明的不当限定。在附图中：The accompanying drawings constituting a part of the present application are used to provide a further understanding of the present invention, and the schematic embodiments and descriptions of the present invention are used to explain the present invention, and do not constitute an improper limitation of the present invention. In the attached picture:
为了更清楚地说明本发明实施例或现有技术中的技术方案，下面将对实施例或现有技术描述中所需要使用的附图作一简单地介绍，显而易见地，下面描述中的附图是本发明的一些实施例，对于本领域普通技术人员来讲，在不付出创造性劳动性的前提下，还可以根据这些附图获得其他的附图。In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following will briefly introduce the drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are some embodiments of the present invention. For those skilled in the art, other drawings can also be obtained according to these drawings without any creative effort.
图1是本发明结构示意图；Fig. 1 is a structural representation of the present invention;
图2为带有电解质层的电极产品的结构示意图。Fig. 2 is a schematic structural view of an electrode product with an electrolyte layer.
附图标记：1、浆料传送装置；2、电极浆料下料器；3、电极加热装置；4、电极冷却装置；5、电极；6、电解质浆料下料器；61、电解质层；7、流延厚度控制装置；8、电解质加热装置；9、电解质冷却装置；10、带有电解质层的电极产品。Reference signs: 1. Slurry transfer device; 2. Electrode slurry feeder; 3. Electrode heating device; 4. Electrode cooling device; 5. Electrode; 6. Electrolyte slurry feeder; 61. Electrolyte layer; 7. Casting thickness control device; 8. Electrolyte heating device; 9. Electrolyte cooling device; 10. Electrode products with electrolyte layer.
具体实施方式Detailed ways
为使本发明实施例的目的、技术方案和优点更加清楚，下面将结合本发明实施例中的附图，对本发明实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例是本发明一部分实施例，而不是全部的实施例。基于本发明中的实施例，本领域普通技术人员在没有作出创造性劳动前提下所获得的所有其他实施例，都属于本发明保护的范围。In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments It is a part of embodiments of the present invention, but not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present invention.
实施例1Example 1
一种熔融碳酸盐燃料电池添加电解质的装置，包括浆料传送装置1，所述的浆料传送装置1上自左向右依次设置电极浆料下料器2、电极加热装置3、电极冷却装置4、电解质浆料下料器6、电解质加热装置8、电解质冷却装置9。A device for adding electrolyte to a molten carbonate fuel cell, comprising a slurry conveying device 1, on which an electrode slurry feeder 2, an electrode heating device 3, and an electrode cooling device are sequentially arranged from left to right Device 4 , electrolyte slurry feeder 6 , electrolyte heating device 8 , and electrolyte cooling device 9 .
实施例2Example 2
一种熔融碳酸盐燃料电池添加电解质的装置，包括浆料传送装置1，所述的浆料传送装置1上自左向右依次设置电极浆料下料器2、流延厚度控制装置7、电极加热装置3、电极冷却装置4、电解质浆料下料器6、电解质加热装置8、电解质冷却装置9。A device for adding electrolyte to a molten carbonate fuel cell, comprising a slurry delivery device 1, on which an electrode slurry feeder 2, a casting thickness control device 7, An electrode heating device 3 , an electrode cooling device 4 , an electrolyte slurry feeder 6 , an electrolyte heating device 8 , and an electrolyte cooling device 9 .
实施例3Example 3
一种熔融碳酸盐燃料电池添加电解质的装置，包括浆料传送装置1，所述的浆料传送装置1上自左向右依次设置电极浆料下料器2、电极加热装置3、电极冷却装置4、电解质浆料下料器6、流延厚度控制装置7、电解质加热装置8、电解质冷却装置9。A device for adding electrolyte to a molten carbonate fuel cell, comprising a slurry conveying device 1, on which an electrode slurry feeder 2, an electrode heating device 3, and an electrode cooling device are sequentially arranged from left to right Device 4 , electrolyte slurry feeder 6 , casting thickness control device 7 , electrolyte heating device 8 , and electrolyte cooling device 9 .
实施例4Example 4
一种熔融碳酸盐燃料电池添加电解质的装置，包括浆料传送装置1，所述的浆料传送装置1上自左向右依次设置电极浆料下料器2、流延厚度控制装置7、电极加热装置3、电极冷却装置4、电解质浆料下料器6、流延厚度控制装置7、电解质加热装置8、电解质冷却装置9。A device for adding electrolyte to a molten carbonate fuel cell, comprising a slurry delivery device 1, on which an electrode slurry feeder 2, a casting thickness control device 7, An electrode heating device 3 , an electrode cooling device 4 , an electrolyte slurry feeder 6 , a casting thickness control device 7 , an electrolyte heating device 8 , and an electrolyte cooling device 9 .
本发明中，浆料传送装置1包括两个传动辊和以及安装于两个传动辊上表面带硅油膜的传送带，传送带在传动辊的带动下能够循环转动，构成一条流水线。电极浆料下料器2、流延厚度控制装置7、电极加热装置3、电极冷却装置4、电解质浆料下料器6、流延厚度控制装置7、电解质加热装置8、电解质冷却装置9从上游至下游依次设置于传动辊上方。In the present invention, the slurry conveying device 1 includes two driving rollers and a conveyor belt with a silicone oil film on the upper surface of the two driving rollers. The conveyor belt can rotate circularly under the drive of the driving rollers to form an assembly line. Electrode slurry feeder 2, casting thickness control device 7, electrode heating device 3, electrode cooling device 4, electrolyte slurry feeder 6, casting thickness control device 7, electrolyte heating device 8, electrolyte cooling device 9 from The upstream to the downstream are sequentially arranged above the driving roller.
电极浆料下料器2为电极浆料桶，其内部装有电极浆料；电极浆料下料器2底部开设有电极浆料出口，打开电极浆料出口盖子，电极浆料便会留下至皮带上并往下游传送。流延厚度控制装置7包括高度调节座和流延厚度控制板，流延厚度控制板安装于高度调节座上，能够调节流延厚度控制板与皮带之间的间隙，进而控制电极浆料的厚度。高度调节座和流延厚度控制板通过螺栓连接调节高度，或者通过丝杠螺母机构连接调节高度，或者其它常规方式。The electrode slurry feeder 2 is an electrode slurry barrel, which contains electrode slurry; the bottom of the electrode slurry feeder 2 is provided with an electrode slurry outlet, open the electrode slurry outlet cover, and the electrode slurry will remain onto the belt and conveyed downstream. The cast thickness control device 7 includes a height adjustment seat and a cast thickness control plate, the cast thickness control plate is installed on the height adjustment seat, and can adjust the gap between the cast thickness control plate and the belt, thereby controlling the thickness of the electrode slurry . The height adjustment seat and the casting thickness control plate are connected by bolts to adjust the height, or by a screw nut mechanism to adjust the height, or in other conventional ways.
电极加热装置3中包括罩在皮带上的第一壳体，第一壳体中设有加热网丝和烘干风机，用于对电极浆料进行加热烘干，使其凝固成型。The electrode heating device 3 includes a first casing covered on the belt, and a heating mesh and a drying fan are provided in the first casing for heating and drying the electrode slurry to make it solidify and form.
电极冷却装置4包括罩在皮带上的第二壳体，第二壳体中设有散热风机，用于冷却成型后的电极。The electrode cooling device 4 includes a second casing covered on the belt, and a cooling fan is arranged in the second casing for cooling the formed electrode.
电解质浆料下料器6、电解质加热装置8、电解质冷却装置9分别与电极浆料下料器2、电极加热装置3、电极冷却装置4结构和作用相同。Electrolyte slurry feeder 6 , electrolyte heating device 8 , and electrolyte cooling device 9 have the same structure and function as electrode slurry feeder 2 , electrode heating device 3 , and electrode cooling device 4 respectively.
本发明的操作流程为：浆料传送装置1匀速顺时针转动，电极浆料下料器2在流延厚度控制装置7的作用下流延出一定厚度的电极浆料然后经过电极加热装置3、电极冷却装置4快速固化成型得到电极5，电极5在浆料传送装置1的带动下向右移动经过电解质浆料下料器6时，电解质浆料下料器6在流延厚度控制装置7的作用下在电极5的上表面流延出一定厚度的电解质浆料层，并在经过电解质加热装置8、电解质冷却装置9时快速固化成型，最终得到带有电解质层的电极产品10。The operation process of the present invention is as follows: the slurry conveying device 1 rotates clockwise at a constant speed, the electrode slurry feeder 2 casts electrode slurry of a certain thickness under the action of the casting thickness control device 7, and then passes through the electrode heating device 3, the electrode slurry The cooling device 4 is rapidly solidified and formed to obtain the electrode 5. When the electrode 5 is driven by the slurry conveying device 1 and moves to the right through the electrolyte slurry feeder 6, the role of the electrolyte slurry feeder 6 in the casting thickness control device 7 Next, cast an electrolyte slurry layer of a certain thickness on the upper surface of the electrode 5, and rapidly solidify and form it when passing through the electrolyte heating device 8 and the electrolyte cooling device 9, and finally obtain the electrode product 10 with the electrolyte layer.
最后应说明的是：本发明的描述中，需要理解的是，术语“顶部”、“底部”、“一端”、“另一端”、“顶端”、“底端”、“上”、“下”、“左”、“右”、“一侧”、“内”、“中部”、“中央”、“两端”等指示的方位或位置关系为基于附图所示的方位或位置关系，仅是为了便于描述本发明和简化描述，而不是指示或暗示所指的装置或元件必须具有特定的方位、以特定的方位构造和操作，因此不能理解为对本发明的限制。在本发明中，除非另有明确的规定和限定，术语“安装”、“设置”、“连接”、“固定”、“转动连接”等术语应做广义理解，例如，能够是固定连接，也能够是可拆卸连接，或成一体；能够是机械连接，也能够是电连接；能够是直接相连，也能够通过中间媒介间接相连，能够是两个元件内部的连通或两个元件的相互作用关系，除非另有明确的限定，对于本领域的普通技术人员而言，能够根据具体情况理解上述术语在本发明中的具体含义。以上实施例仅用以说明本发明的技术方案，而非对其限制；尽管参照前述实施例对本发明进行了详细的说明，本领域的普通技术人员应当理解：其依然可以对前述各实施例所记载的技术方案进行修改，或者对其中部分技术特征进行等同替换；而这些修改或者替换，并不使相应技术方案的本质脱离本发明各实施例技术方案的精神和范围。Finally, it should be noted that in the description of the present invention, it should be understood that the terms "top", "bottom", "one end", "the other end", "top", "bottom", "upper", "lower" ", "left", "right", "one side", "inner", "middle", "central", "both ends" and other indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings, It is only for the convenience of describing the present invention and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. In the present invention, unless otherwise specified and limited, the terms "installation", "setting", "connection", "fixed", "rotational connection" and other terms should be understood in a broad sense, for example, it can be a fixed connection, or Can be detachable connection, or integrated; can be mechanical connection, can also be electrical connection; can be directly connected, can also be indirectly connected through an intermediary, can be the internal communication of two components or the interaction relationship between two components , unless otherwise clearly defined, those skilled in the art can understand the specific meanings of the above terms in the present invention according to specific situations. The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit them; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: it can still be described in the foregoing embodiments Modifications are made to the recorded technical solutions, or equivalent replacements are made to some of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present invention.
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