CN108233655A - A kind of variable air duct high-speed electric expreess locomotive - Google Patents
A kind of variable air duct high-speed electric expreess locomotive Download PDFInfo
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- CN108233655A CN108233655A CN201810202931.8A CN201810202931A CN108233655A CN 108233655 A CN108233655 A CN 108233655A CN 201810202931 A CN201810202931 A CN 201810202931A CN 108233655 A CN108233655 A CN 108233655A
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- Prior art keywords
- air duct
- assembly
- variable air
- speed electric
- expreess locomotive
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- 230000003137 locomotive effect Effects 0.000 title claims 11
- 229910001172 neodymium magnet Inorganic materials 0.000 claims abstract description 18
- 238000004804 winding Methods 0.000 claims abstract description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 9
- 229910052802 copper Inorganic materials 0.000 claims description 9
- 239000010949 copper Substances 0.000 claims description 9
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 229910000838 Al alloy Inorganic materials 0.000 claims description 5
- 239000011358 absorbing material Substances 0.000 claims description 5
- 229920003023 plastic Polymers 0.000 claims description 5
- 239000004033 plastic Substances 0.000 claims description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 3
- QJVKUMXDEUEQLH-UHFFFAOYSA-N [B].[Fe].[Nd] Chemical compound [B].[Fe].[Nd] QJVKUMXDEUEQLH-UHFFFAOYSA-N 0.000 claims description 2
- 238000012946 outsourcing Methods 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims 1
- 238000012545 processing Methods 0.000 abstract description 8
- 238000013461 design Methods 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 2
- 229910052796 boron Inorganic materials 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 229910052779 Neodymium Inorganic materials 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- ZDVYABSQRRRIOJ-UHFFFAOYSA-N boron;iron Chemical compound [Fe]#B ZDVYABSQRRRIOJ-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- QEFYFXOXNSNQGX-UHFFFAOYSA-N neodymium atom Chemical compound [Nd] QEFYFXOXNSNQGX-UHFFFAOYSA-N 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K21/00—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets
- H02K21/12—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets
- H02K21/14—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating within the armatures
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/26—Rotors specially for elastic fluids
- F04D29/32—Rotors specially for elastic fluids for axial flow pumps
- F04D29/325—Rotors specially for elastic fluids for axial flow pumps for axial flow fans
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/26—Rotors specially for elastic fluids
- F04D29/32—Rotors specially for elastic fluids for axial flow pumps
- F04D29/325—Rotors specially for elastic fluids for axial flow pumps for axial flow fans
- F04D29/329—Details of the hub
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/52—Casings; Connections of working fluid for axial pumps
- F04D29/522—Casings; Connections of working fluid for axial pumps especially adapted for elastic fluid pumps
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/24—Casings; Enclosures; Supports specially adapted for suppression or reduction of noise or vibrations
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/02—Arrangements for cooling or ventilating by ambient air flowing through the machine
- H02K9/04—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium
- H02K9/06—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium with fans or impellers driven by the machine shaft
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
本发明公开了一种可变风道高速电机，其包括电机组件、中空风道和叶轮，电机组件的外部设置中空风道，电机组件的一端套接叶轮；电机组件由定子组件、转子组件和外壳组成；定子组件包括有定子铁芯及设置于定子铁芯内部的线圈绕组，转子组件包括有转子铁芯，转子铁芯上套接有轴承组件，转子铁芯的末端套接有钕铁硼永磁凸极组件，钕铁硼永磁凸极组件位于轴承组件的一侧；轴承组件连接于外壳内部的前端，转子铁芯通过轴承组件设于外壳内，外壳尾端内连接定子铁芯，钕铁硼永磁凸极组件容置于定子铁芯内，线圈绕组位于钕铁硼永磁凸极组件和定子铁芯之间；叶轮连接于转子铁芯的一端。本发明设计合理，结构简单，便于制造加工，有效减少成本。
The invention discloses a variable air duct high-speed motor, which comprises a motor assembly, a hollow air duct and an impeller, a hollow air duct is arranged outside the motor assembly, and one end of the motor assembly is sleeved with the impeller; the motor assembly consists of a stator assembly, a rotor assembly and The shell is composed of; the stator assembly includes a stator core and coil windings arranged inside the stator core, the rotor assembly includes a rotor core, a bearing assembly is sleeved on the rotor core, and NdFeB is sleeved at the end of the rotor core The permanent magnet salient pole assembly, the NdFeB permanent magnet salient pole assembly is located on one side of the bearing assembly; the bearing assembly is connected to the front end inside the housing, the rotor core is set in the housing through the bearing assembly, and the stator core is connected to the rear end of the housing. The NdFeB permanent magnet salient pole assembly is accommodated in the stator core, the coil winding is located between the NdFeB permanent magnet salient pole assembly and the stator core; the impeller is connected to one end of the rotor core. The invention has reasonable design, simple structure, is convenient for manufacturing and processing, and effectively reduces costs.
Description
技术领域technical field
本发明涉及一种风机，具体为一种可变风道高速电机。The invention relates to a fan, in particular to a variable air duct high-speed motor.
背景技术Background technique
专利号为CN201621361107.X的电机整机包括：框架，转子组件(含磁铁、轴承组件、叶轮和轴)，定子组件(含C形定子芯部和线轴)；其定子结构相对复杂，另框架内壁限定孔眼，用于支撑转子组件，故对加工公差要求较高，加工成本上升，且框架使用锌质材料，增加整机重量。The complete motor with patent number CN201621361107.X includes: frame, rotor assembly (including magnet, bearing assembly, impeller and shaft), stator assembly (including C-shaped stator core and bobbin); the stator structure is relatively complex, and the inner wall of the frame The limited holes are used to support the rotor assembly, so the requirements for machining tolerances are relatively high, and the machining cost increases, and the frame is made of zinc material, which increases the weight of the whole machine.
发明内容Contents of the invention
为了克服上述问题，本发明提供一种可变风道高速电机。In order to overcome the above problems, the present invention provides a variable air duct high-speed motor.
本发明的技术方案是提供一种可变风道高速电机，其特征在于：其包括电机组件、中空风道和叶轮，所述电机组件的外部设置所述中空风道，所述电机组件的一端套接所述叶轮；所述电机组件由定子组件、转子组件和外壳组成；所述定子组件包括有定子铁芯及设置于所述定子铁芯内部的线圈绕组，所述转子组件包括有转子铁芯，所述转子铁芯上套接有轴承组件，所述转子铁芯的末端套接有钕铁硼永磁凸极组件，所述钕铁硼永磁凸极及外包钢套包括钕铁硼永磁凸极及外包钢套，所述钕铁硼永磁凸极组件位于所述轴承组件的一侧；所述轴承组件连接于外壳内部的前端，所述转子铁芯通过所述轴承组件设于所述外壳内，所述外壳尾端内连接所述定子铁芯，所述钕铁硼永磁凸极组件容置于所述定子铁芯内，所述线圈绕组位于所述钕铁硼永磁凸极组件和所述定子铁芯之间；所述中空风道和所述外壳可拆卸连接；所述叶轮连接于所述转子铁芯的一端。The technical solution of the present invention is to provide a variable air duct high-speed motor, which is characterized in that it includes a motor assembly, a hollow air duct and an impeller, the hollow air duct is arranged outside the motor assembly, and one end of the motor assembly The impeller is socketed; the motor assembly is composed of a stator assembly, a rotor assembly and a casing; the stator assembly includes a stator core and coil windings arranged inside the stator core, and the rotor assembly includes a rotor iron core, the rotor core is sleeved with a bearing assembly, the end of the rotor core is sleeved with a NdFeB permanent magnet salient pole assembly, and the NdFeB permanent magnet salient pole and the outer steel sleeve include NdFeB Boron permanent magnet salient pole and outer steel sleeve, the NdFeB permanent magnet salient pole assembly is located on one side of the bearing assembly; the bearing assembly is connected to the front end inside the shell, and the rotor core passes through the bearing The assembly is arranged in the casing, the end of the casing is connected to the stator core, the NdFeB permanent magnet salient pole assembly is accommodated in the stator core, and the coil winding is located in the NdFeB permanent magnet salient pole assembly. Between the boron permanent magnet salient pole assembly and the stator core; the hollow air duct is detachably connected to the casing; the impeller is connected to one end of the rotor core.
进一步的，所述外壳包括有前端的固定柱和后端的固定架。Further, the housing includes a front-end fixing post and a rear-end fixing frame.
进一步的，所述轴承组件包括有两个间隔设置的固定轴承，两固定轴承均间隔套接于所述转子铁芯上，两固定轴承之间设置有铜套，所述铜套穿过所述转子铁芯。Further, the bearing assembly includes two fixed bearings arranged at intervals, the two fixed bearings are sleeved on the rotor core at intervals, a copper sleeve is arranged between the two fixed bearings, and the copper sleeve passes through the Rotor core.
进一步的，所述固定柱为中空的，两所述固定轴承分别设置于固定柱内的两端，所述铜套连接于所述固定柱的内壁。Further, the fixed column is hollow, the two fixed bearings are respectively arranged at both ends of the fixed column, and the copper sleeve is connected to the inner wall of the fixed column.
进一步的，所述固定架包括有固定环，所述固定环外侧面呈圆周等距设置有三根固定杆，所述固定环设置于所述固定柱的尾端，所述固定杆沿所述固定环向下延伸。Further, the fixing frame includes a fixing ring, and three fixing rods are arranged on the outer surface of the fixing ring equidistantly around the circumference, and the fixing ring is arranged at the tail end of the fixing column, and the fixing rods The ring extends downward.
进一步的，所述定子铁芯包括有圆环形状的柱体，所述柱体的外侧面呈圆周等距设置有三条连接槽，所述连接槽分别和所述固定杆对应设置，三根固定杆分别连接于三条连接槽内，所述外壳通过所述固定杆和所述定子铁芯连接。Further, the stator core includes a cylinder in the shape of a ring, and the outer surface of the cylinder is equidistantly provided with three connecting grooves, the connecting grooves are respectively arranged corresponding to the fixing rods, and the three fixing rods They are respectively connected in three connection slots, and the casing is connected with the stator core through the fixing rod.
进一步的，所述叶轮包括有轮毂和叶片，所述叶片呈圆周等距设置于所述轮毂外圈。Further, the impeller includes a hub and blades, and the blades are equidistantly arranged on the outer ring of the hub.
进一步的，所述轮毂上共设置有12个叶片。Further, a total of 12 blades are arranged on the hub.
进一步的，所述轮毂顶部开设有环形凹槽。Further, an annular groove is formed on the top of the hub.
进一步的，所述中空风道采用含塑料或铝合金的吸波材料制成。Further, the hollow air duct is made of wave-absorbing material containing plastic or aluminum alloy.
本发明的有益效果是：本发明的一种可变风道高速电机包含有电机组件、中空风道和叶轮；电机组件定子部分设计相对简单，便于制造加工，相对简单的定子组件设计思路，使加工简单高效；设计可拆换的中空风道，降低中空风道加工精度要求，使实际组装更便捷；中空风道可拆换，可使用不同材质，使用含塑料或铝合金等吸波材料，有效吸收电机转动产生噪音，且质轻有效减小整机质量。叶轮叶片数十二个，叶轮毂顶部齐平叶片顶部，叶轮毂底部无环形凹槽,叶轮毂顶部开环形凹槽减重，进而减小整机重量；本发明设计合理，结构简单，便于制造加工，有效减少成本。The beneficial effects of the present invention are: a high-speed motor with a variable air duct of the present invention includes a motor assembly, a hollow air duct and an impeller; the design of the stator part of the motor assembly is relatively simple, which is convenient for manufacturing and processing, and the relatively simple design idea of the stator assembly makes the The processing is simple and efficient; the detachable hollow air duct is designed to reduce the processing accuracy requirements of the hollow air duct and make the actual assembly more convenient; the hollow air duct is detachable and can be made of different materials, including plastic or aluminum alloy and other absorbing materials, Effectively absorb the noise generated by the rotation of the motor, and the light weight effectively reduces the mass of the whole machine. The number of impeller blades is twelve, the top of the impeller hub is flush with the top of the blade, there is no annular groove at the bottom of the impeller hub, and the top of the impeller hub is opened with an annular groove to reduce weight, thereby reducing the weight of the whole machine; the invention has reasonable design, simple structure and is easy to manufacture processing, effectively reducing costs.
附图说明Description of drawings
图1是本发明的分解结构示意图；Fig. 1 is a schematic diagram of an exploded structure of the present invention;
图2是本发明的电机组件的剖面结构示意图；Fig. 2 is a schematic sectional structure diagram of the motor assembly of the present invention;
图3是本发明的电机组件的分解结构示意图。Fig. 3 is a schematic diagram of an exploded structure of the motor assembly of the present invention.
具体实施方式Detailed ways
为了使本发明实现的技术手段、创作特征、达成目的与功效易于明白了解，下面结合具体实施例，进一步阐述本发明。In order to make the technical means, creative features, goals and effects achieved by the present invention easy to understand, the present invention will be further described below in conjunction with specific embodiments.
如图1至图3所示，本发明的一种可变风道高速电机，其包括电机组件1、中空风道2和叶轮3，电机组件1的外部设置中空风道2，电机组件1的一端套接叶轮3；电机组件1由定子组件、转子组件和外壳7组成；外壳7用于连接和保护内部的各部件；定子组件包括有定子铁芯4及设置于定子铁芯4内部的线圈绕组5，转子组件包括有转子铁芯6，转子铁芯6上套接有轴承组件，转子铁芯6的末端套接有钕铁硼永磁凸极63及外包钢套64，永磁凸极63及外包钢套64位于轴承组件的一侧；轴承组件连接于外壳7内部的前端，转子铁芯6通过轴承组件设于外壳7内，外壳7尾端内连接定子铁芯4，钕铁硼永磁凸极63及外包钢套64容置于定子铁芯4内，线圈绕组5位于钕铁硼永磁凸极63及外包钢套64和定子铁芯4之间。As shown in Figures 1 to 3, a variable air duct high-speed motor of the present invention includes a motor assembly 1, a hollow air duct 2 and an impeller 3, the hollow air duct 2 is set outside the motor assembly 1, and the motor assembly 1 One end of the impeller 3 is sleeved; the motor assembly 1 is composed of a stator assembly, a rotor assembly and a casing 7; the casing 7 is used to connect and protect internal components; the stator assembly includes a stator core 4 and a coil arranged inside the stator core 4 The winding 5, the rotor assembly includes a rotor core 6, the rotor core 6 is sleeved with a bearing assembly, the end of the rotor core 6 is sleeved with a neodymium iron boron permanent magnet salient pole 63 and an outer steel sleeve 64, the permanent magnet protrusion The pole 63 and the outsourcing steel sleeve 64 are located on one side of the bearing assembly; the bearing assembly is connected to the front end inside the shell 7, the rotor core 6 is arranged in the shell 7 through the bearing assembly, and the stator core 4 is connected to the tail end of the shell 7, neodymium The iron-boron permanent magnet salient pole 63 and the outer steel sheath 64 are housed in the stator core 4 , and the coil winding 5 is located between the NdFeB permanent magnet salient pole 63 , the outer steel sheath 64 and the stator core 4 .
中空风道2和外壳7可拆卸连接，中空风道2采用含塑料或铝合金的吸波材料制成，有效吸收电机转动产生噪音，且质轻有效减小整机质量；叶轮3连接于转子铁芯6的一端；叶轮3包括有轮毂31和叶片32，叶片32呈圆周等距设置于轮毂31外圈，轮毂31上共设置有12个叶片32，轮毂31顶部开设有环形凹槽33。The hollow air duct 2 and the shell 7 are detachably connected. The hollow air duct 2 is made of plastic or aluminum alloy absorbing material, which can effectively absorb the noise generated by the motor rotation, and is light in weight and effectively reduces the mass of the whole machine; the impeller 3 is connected to the rotor One end of the iron core 6; the impeller 3 includes a hub 31 and blades 32, the blades 32 are equidistantly arranged on the outer ring of the hub 31, the hub 31 is provided with 12 blades 32, and the top of the hub 31 is provided with an annular groove 33.
外壳7包括有前端的固定柱71和后端的固定架，固定柱71和固定架为一体成型设置更为坚固耐用；轴承组件包括有两个间隔设置的固定轴承61，两固定轴承61均间隔套接于转子铁芯6上，两固定轴承61之间设置有铜套62，铜套62穿过转子铁芯6；固定柱71为中空的，两固定轴承61分别设置于固定柱71内的两端，铜套62连接于固定柱71的内壁；固定架包括有固定环72，固定环72外侧面呈圆周等距设置有三根固定杆73，固定环72设置于固定柱71的尾端，固定杆73沿固定环72向下延伸。The housing 7 includes a fixed column 71 at the front end and a fixed frame at the rear end. The fixed column 71 and the fixed frame are integrally formed to be more durable; the bearing assembly includes two fixed bearings 61 arranged at intervals, and the two fixed bearings 61 are evenly spaced. Connected to the rotor core 6, a copper sleeve 62 is arranged between the two fixed bearings 61, and the copper sleeve 62 passes through the rotor core 6; the fixed column 71 is hollow, and the two fixed bearings 61 are respectively arranged on two end, the copper sleeve 62 is connected to the inner wall of the fixed column 71; the fixed frame includes a fixed ring 72, and the outer surface of the fixed ring 72 is provided with three fixed rods 73 at a circumferential equidistant distance, and the fixed ring 72 is arranged on the tail end of the fixed column 71, fixed A rod 73 extends down the retaining ring 72 .
定子铁芯4包括有圆环形状的柱体41，柱体41的外侧面呈圆周等距设置有三条连接槽42，连接槽42分别和固定杆73对应设置，三根固定杆73分别连接于三条连接槽42内，外壳7通过固定杆73和定子铁芯4连接。The stator core 4 includes a cylinder 41 in the shape of a ring. The outer surface of the cylinder 41 is provided with three connecting grooves 42 equidistant from the circumference. The connecting grooves 42 are respectively arranged corresponding to the fixing rods 73. In the connection slot 42 , the casing 7 is connected to the stator core 4 through a fixing rod 73 .
本发明的一种可变风道高速电机包含有电机组件1、中空风道2和叶轮3；电机组件1定子部分设计相对简单，便于制造加工，相对简单的定子组件设计思路，使加工简单高效；设计可拆换的中空风道2，降低中空风道2加工精度要求，使实际组装更便捷；中空风道2可拆换，可使用不同材质，使用含塑料或铝合金等吸波材料，有效吸收电机转动产生噪音，且质轻有效减小整机质量。叶轮3叶片32数十二个，叶轮3毂顶部齐平叶片32顶部，叶轮3毂底部无环形凹槽33,叶轮3毂顶部开环形凹槽33减重，进而减小整机重量。A variable air duct high-speed motor of the present invention includes a motor assembly 1, a hollow air duct 2 and an impeller 3; the design of the stator part of the motor assembly 1 is relatively simple, which is convenient for manufacturing and processing, and the relatively simple design idea of the stator assembly makes the processing simple and efficient ; The design of the removable hollow air duct 2 reduces the processing accuracy requirements of the hollow air duct 2 and makes the actual assembly more convenient; the hollow air duct 2 is removable and can be made of different materials, including plastic or aluminum alloy and other absorbing materials. Effectively absorb the noise generated by the rotation of the motor, and the light weight effectively reduces the mass of the whole machine. The number of impeller 3 blades 32 is twelve, the top of the impeller 3 hubs is flush with the top of the blades 32, the bottom of the impeller 3 hubs has no annular groove 33, and the top of the impeller 3 hubs has an annular groove 33 to reduce weight, thereby reducing the weight of the whole machine.
以上实施例仅为本发明其中的一种实施方式，其描述较为具体和详细，但并不能因此而理解为对本发明专利范围的限制。应当指出的是，对于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，还可以做出若干变形和改进，这些都属于本发明的保护范围。因此，本发明专利的保护范围应以所附权利要求为准。The above embodiment is only one implementation mode of the present invention, and its description is relatively specific and detailed, but it should not be construed as limiting the patent scope of the present invention. It should be pointed out that those skilled in the art can make several modifications and improvements without departing from the concept of the present invention, and these all belong to the protection scope of the present invention. Therefore, the protection scope of the patent for the present invention should be based on the appended claims.
Claims (10)
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