CN103453691A - Three-in-one heating and cooling air conditioner and hot water supply device - Google Patents
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Abstract
Description
技术领域technical field
本发明属于空气调节技术和家用电器领域,涉及一种用于办公室、楼堂馆所、家庭的冷暖空调与空气热泵热水设备,具体涉及到一种三合一冷暖空调与热水供应装置。The invention belongs to the field of air conditioning technology and household appliances, and relates to a cooling and heating air conditioner and air heat pump water heating equipment used in offices, buildings, and households, and in particular to a three-in-one heating and cooling air conditioner and hot water supply device.
背景技术Background technique
随着国民经济的迅速发展,人民生活水平日益不断提高,办公室、楼堂馆所、家庭等场所为了给人们提供舒适便利的工作和生活条件,已经普遍使用空调和各类热水设备。目前的冷暖空调使用方便,其缺点是开机运行耗电大,单冷空调在制冷时对外排放了冷凝热,对环境变暖带来不利影响;而热泵热水机其缺点是虽然使用了冷凝热生产热水,但其缺点是丢掉了冷量,把冷风排放到室外浪费掉。With the rapid development of the national economy and the continuous improvement of people's living standards, in order to provide people with comfortable and convenient working and living conditions in offices, buildings, houses and other places, air conditioners and various hot water equipment have been widely used. The current heating and cooling air conditioners are easy to use, but their disadvantages are that they consume a lot of power when they are turned on, and the cold-only air conditioners discharge condensation heat to the outside during cooling, which has an adverse effect on environmental warming; and the disadvantage of heat pump water heaters is that although they use condensation heat Hot water is produced, but its disadvantage is that it loses the cooling capacity and discharges the cold air to the outside for waste.
由于目前市场上空调与热泵热水机基本分类供货,如果同时使用空调和热水,则需要分别安装空调和和热泵热水机,投资多、占地面积大,操作使用也不太方便。Since air conditioners and heat pump water heaters are currently available in different categories, if you use air conditioners and hot water at the same time, you need to install air conditioners and heat pump water heaters separately, which requires a lot of investment, large floor space, and inconvenient operation.
发明内容Contents of the invention
本发明的目的是提供一种结构新颖,安装使用方便,适合于办公室、楼堂馆所、家庭使用的三合一冷暖空调与热水供应装置,它由热泵式空调室外机、室内机、热水储存器与供应系统组成,采用智能控制方式调节控制温度,通过在热泵式空调室外机内增设的多个四通换向阀和单向阀,将独立供冷、独立供热、独立热水制备、供冷+热水制备、供热+热水制备等多项运行模式集成于一身,一机多用,解决了现有空调和热泵热水装置存在的上述问题。The object of the present invention is to provide a three-in-one heating and cooling air conditioner and hot water supply device which is novel in structure, easy to install and use, and suitable for offices, buildings, and homes. It consists of a heat pump air conditioner outdoor unit, indoor unit, heat It is composed of water storage and supply system, adopts intelligent control method to adjust and control temperature, and through multiple four-way reversing valves and one-way valves added in the outdoor unit of heat pump air conditioner, independent cooling, independent heating, independent hot water Preparation, cold supply + hot water preparation, heating + hot water preparation and other operating modes are integrated in one machine, and one machine has multiple functions, which solves the above-mentioned problems existing in existing air conditioners and heat pump water heaters.
本发明所采用的技术方案是,一种三合一冷暖空调与热水供应装置,包括用冷媒管连接的热泵式空调室外机A与空调室内机B、热泵式空调室外机A用管道连接的热水储存供应系统C,以及智能控制系统组成,其特征在于,所述智能控制系统由智能控制器和多个连接在冷媒连接管路上的温度传感器器组成;The technical solution adopted in the present invention is a three-in-one heating and cooling air conditioner and hot water supply device, including heat pump air conditioner outdoor unit A connected with refrigerant pipes, air conditioner indoor unit B, and heat pump air conditioner outdoor unit A connected with pipelines The hot water storage and supply system C is composed of an intelligent control system, characterized in that the intelligent control system is composed of an intelligent controller and a plurality of temperature sensors connected to the refrigerant connection pipeline;
所述的热泵式空调室外机A箱体内安装的热水交换器热水连接管与热水储存供应系统C的热水箱连接,空调室外机A的空调阀与空调室内机B的蒸发器连接,在空调压缩机的冷媒管上分别安装了第一、第二、第三四通换向阀;The hot water connecting pipe of the hot water exchanger installed in the casing of the heat pump type air conditioner outdoor unit A is connected to the hot water tank of the hot water storage and supply system C, and the air conditioning valve of the air conditioner outdoor unit A is connected to the evaporator of the air conditioner indoor unit B , the first, second, and third four-way reversing valves are respectively installed on the refrigerant pipes of the air-conditioning compressor;
所述空调压缩机排气口用冷媒管与第一四通换向阀进口连接,第一四通换向阀一侧的出口用冷媒管与热水换热器的冷媒进口连接,第一四通换向阀的另一侧出口与单向阀用冷媒管连接,热水交换器的冷媒出口与另一单向阀进口连接,两个单向阀的出口汇合后,用冷媒连接管与第四四通换向阀的进口连接,第一四通换向阀和第四四通换向阀的回气口用冷媒连接管与空调压缩机的回气管连接,第四四通换向阀的一侧出口用冷媒管与风冷冷凝器的进口连接,并在风冷冷凝器的进口连接管上设置温度传感器,第四四通换向阀的另一侧出口用冷媒管与第二四通换向阀的进口连接,风冷冷凝器的出口用冷媒管分三路,一路与单向阀组进口连接,一路经过单向阀与第三四通换向阀的一侧出口连接,一路经另一单向阀与节流元件连接,节流元件用冷媒连接管与第一干燥过滤器出口连接,第一干燥过滤器进口用冷媒连接管与第二四通换向阀的一侧出口连接,第二四通换向阀的回气口用冷媒管与空调压缩机的回气管连接,单向阀组的一个出口用冷媒连接管机经第二干燥过滤器、节流元件、空调阀与空调室内机B的蒸发器的进口连接,一个出口用冷媒管经空调阀与空调室内机B的蒸发器的出口连接,第三个出口经冷媒连接管与第二四通换向阀的另一侧出口连接,第三四通换向阀的进气管和第二四通换向阀的驱动阀进气管用冷媒管与空调压缩机的排气管连接,第三四通换向阀的另一侧出口与其回气管汇合后与空调压缩机的回气管连接。The exhaust port of the air conditioner compressor is connected to the inlet of the first four-way reversing valve with a refrigerant pipe, and the outlet on one side of the first four-way reversing valve is connected to the refrigerant inlet of the hot water heat exchanger with a refrigerant pipe. The outlet on the other side of the reversing valve is connected to the one-way valve with a refrigerant pipe, and the refrigerant outlet of the hot water exchanger is connected to the inlet of another one-way valve. The inlet connection of the four-way reversing valve, the air return port of the first four-way reversing valve and the fourth four-way reversing valve are connected with the return air pipe of the air conditioner compressor with the refrigerant connecting pipe, one of the fourth four-way reversing valve The side outlet is connected to the inlet of the air-cooled condenser with a refrigerant pipe, and a temperature sensor is installed on the inlet connection pipe of the air-cooled condenser. The outlet of the air-cooled condenser is connected to the inlet of the one-way valve, and the outlet of the air-cooled condenser is divided into three routes, one is connected to the inlet of the one-way valve group, the other is connected to the outlet on one side of the third and four-way reversing valve through the one-way valve, and the other is connected to the other A one-way valve is connected to the throttling element, the throttling element is connected to the outlet of the first dry filter through a refrigerant connecting pipe, and the inlet of the first drying filter is connected to one side outlet of the second four-way reversing valve through a refrigerant connecting pipe. The air return port of the second four-way reversing valve is connected with the return air pipe of the air-conditioning compressor with a refrigerant pipe, and one outlet of the one-way valve group is connected with a refrigerant pipe machine through the second dry filter, throttling element, air-conditioning valve and the air-conditioning room. The inlet of the evaporator of unit B is connected, one outlet is connected with the outlet of the evaporator of the air conditioner indoor unit B through the air-conditioning valve through the refrigerant pipe, and the third outlet is connected with the other side of the second four-way reversing valve through the refrigerant connection pipe Connection, the intake pipe of the third four-way reversing valve and the drive valve intake pipe of the second four-way reversing valve are connected with the exhaust pipe of the air-conditioning compressor with the refrigerant pipe, and the other side of the third four-way reversing valve is the outlet After merging with the air return pipe, it is connected with the return air pipe of the air conditioner compressor.
本发明所述的三合一冷暖空调与热水供应装置,其特征还在于,The three-in-one heating and cooling air conditioner and hot water supply device according to the present invention is also characterized in that:
所述热水换热器进水口与热水箱的循环水出口管路上接有止回阀、循环水出口的管路上还外接一路装有止回阀和补水阀的补水管路。A check valve is connected to the water inlet of the hot water heat exchanger and the circulating water outlet pipeline of the hot water tank, and a supplementary water supply pipeline equipped with a check valve and a supplementary water valve is externally connected to the pipeline of the circulating water outlet.
所述热泵式空调室外机A空调压缩机回气口的冷媒管上、空调室内机B的蒸发器回气口的冷媒管上、热水储存供应系统C的热水箱内,设有与智能控制系统控制器连接的温度传感器。On the refrigerant pipe of the air return port of the air conditioner compressor of the heat pump type air conditioner outdoor unit A, on the refrigerant pipe of the evaporator air return port of the air conditioner indoor unit B, and in the hot water tank of the hot water storage and supply system C, there is an intelligent control system Temperature sensor connected to the controller.
本发明三合一冷暖空调与热水供应装置,由热泵式空调室外机A、空调室内机B、热水储存供应系统C组成,它在成熟的制冷空调技术基础上,进行了结构和工艺流程的优化设计,通过在热泵式空调室外机内合理的增设多个四通换向阀和单向阀,在一台装置上实现独立供冷、独立供热、独立热水制备、供冷+热水制备、供热+热水制备等诸多功能,达到一机多用的效果。可根据季节变化、需求变化,方便的使用它制冷降温、制热取暖,并且利用在制冷、制热时冷凝热交换产生的热水,提供工作或生活使用,在大大节约了其它热水加热方式所使用的能源的同时,还具备以下特点:The three-in-one cooling and heating air conditioner and hot water supply device of the present invention is composed of a heat pump type air conditioner outdoor unit A, an air conditioner indoor unit B, and a hot water storage and supply system C. The optimal design of the heat pump air conditioner, through the reasonable addition of multiple four-way reversing valves and one-way valves in the outdoor unit of the heat pump air conditioner, realizes independent cooling, independent heating, independent hot water preparation, and cooling + heating on one device. Water preparation, heating + hot water preparation and many other functions achieve the effect of one machine with multiple functions. According to seasonal changes and demand changes, it is convenient to use it for cooling and cooling, heating and heating, and use the hot water generated by condensation heat exchange during cooling and heating to provide work or daily use, which greatly saves other hot water heating methods At the same time as the energy used, it also has the following characteristics:
1、在最低环境温度大于0℃的高湿地区,运行供热+热水制备模式,既得到工艺或生活使用的热水,又可以起到供暖和降低房间相对湿度的作用;1. In high-humidity areas where the lowest ambient temperature is greater than 0°C, run the heating + hot water preparation mode, which can not only obtain hot water for process or domestic use, but also play a role in heating and reducing the relative humidity of the room;
2、在房间需要快速供冷或快速供暖时,运行独立供冷或独立供热模式,达到快速供冷或快速供暖的要求;2. When the room needs rapid cooling or rapid heating, run the independent cooling or independent heating mode to meet the requirements of rapid cooling or rapid heating;
3、在交替季节,运行独立热水制备模式制备生活或工艺使用的热水,作为空气源热泵热水机组运行;3. In alternate seasons, run the independent hot water preparation mode to prepare hot water for domestic or craft use, and operate as an air source heat pump hot water unit;
4、本发明通过智能控制器进行装置的智能控制,不仅操作简单、安全可靠,而且还能有效节约能源。4. The intelligent control of the device is carried out by the intelligent controller in the present invention, which is not only easy to operate, safe and reliable, but also can effectively save energy.
附图说明Description of drawings
图1是本发明三合一冷暖空调与热水供应装置结构原理图;Fig. 1 is a schematic structural diagram of a three-in-one heating and cooling air conditioner and hot water supply device of the present invention;
图2是本发明三合一冷暖空调与热水供应装置结构示意图;Fig. 2 is a structural schematic diagram of the three-in-one heating and cooling air conditioner and hot water supply device of the present invention;
图3、4、5是本发明热泵式空调室外机A结构示意图。3, 4 and 5 are structural schematic diagrams of the outdoor unit A of the heat pump air conditioner of the present invention.
图中,1.箱体,2.空调压缩机,3.热水交换器,4.风冷冷凝器,5.第一四通换向阀,6.第二四通换向阀,7.第三四通换向阀,8.单向阀,8a.单向阀,9.第四四通换向阀,10.控制器,11.温度传感器,12.单向阀,12a.单向阀,13.单向阀组,14.节流元件,15.第一干燥过滤器,16.空调阀,16a.空调阀,17.第二干燥过滤器,18.节流元件,19.蒸发器,20.热水箱,21.止回阀,22.补水阀,23.供水阀,24.调节阀,25.喷淋头,26.循环水泵,27.排污阀。In the figure, 1. Cabinet, 2. Air conditioner compressor, 3. Hot water exchanger, 4. Air-cooled condenser, 5. The first four-way reversing valve, 6. The second four-way reversing valve, 7. The third four-way reversing valve, 8. One-way valve, 8a. One-way valve, 9. The fourth four-way reversing valve, 10. Controller, 11. Temperature sensor, 12. One-way valve, 12a. One-way Valve, 13. One-way valve group, 14. Throttle element, 15. First filter drier, 16. Air-conditioning valve, 16a. Air-conditioning valve, 17. Second drier filter, 18. Throttle element, 19. Evaporation Device, 20. Hot water tank, 21. Check valve, 22. Water supply valve, 23. Water supply valve, 24. Regulating valve, 25. Spray head, 26. Circulating water pump, 27. Sewage valve.
A.热泵式空调室外机,B.空调室内机,C.热水储存供应系统。A. Heat pump air conditioner outdoor unit, B. Air conditioner indoor unit, C. Hot water storage and supply system.
具体实施方式Detailed ways
下面结合附图和具体实施方式对本发明进行详细说明。The present invention will be described in detail below in conjunction with the accompanying drawings and specific embodiments.
一种三合一冷暖空调与热水供应装置,如图1、图2所示,包括用冷媒管连接的热泵式空调室外机A与空调室内机B、热泵式空调室外机A用管道连接的热水储存供应系统C,以及智能控制系统组成,其特征在于,所述智能控制系统由智能控制器和多个连接在冷媒连接管路上的温度传感器器组成;A three-in-one heating and cooling air conditioner and hot water supply device, as shown in Figure 1 and Figure 2, includes a heat pump air conditioner outdoor unit A connected with a refrigerant pipe, an air conditioner indoor unit B, and a heat pump air conditioner outdoor unit A connected with a pipeline The hot water storage and supply system C is composed of an intelligent control system, characterized in that the intelligent control system is composed of an intelligent controller and a plurality of temperature sensors connected to the refrigerant connection pipeline;
所述的热泵式空调室外机A箱体1内安装的热水交换器3连接热水储存供应系统C的热水箱20,热泵式空调室外机A箱体1安装的空调阀16、16a连接空调室内机B,在空调压缩机2冷媒管上分别安装了第一、第二、第三四通换向阀5、6、7;The
所述空调压缩机2的排气口用冷媒管与第一四通换向阀5进口连接,第一四通换向阀5一侧的出口用冷媒管与热水换热器3的冷媒进口连接,第一四通换向阀5的另一侧出口与单向阀8用冷媒管连接,热水交换器3的冷媒出口与另一单向阀8a进口连接,两个单向阀8、8a的出口汇合后,用冷媒连接管与第四四通换向阀9的进口连接,第一四通换向阀5和第四四通换向阀9的回气口用冷媒连接管与空调压缩机2的回气管连接,第四四通换向阀9的一侧出口用冷媒管与风冷冷凝器4的进口连接,并在风冷冷凝器的进口连接管上设置温度传感器11,第四四通换向阀9的另一侧出口用冷媒管与第二四通换向阀6的进口连接,风冷冷凝器4的出口用冷媒管分三路,一路与单向阀组13进口连接,一路经过单向阀12a与第三四通换向阀7的一侧出口连接,一路经另一单向阀12与节流元件14连接,节流元件14用冷媒连接管与第一干燥过滤器15出口连接,第一干燥过滤器15进口用冷媒连接管与第二四通换向阀6的一侧出口连接,第二四通换向阀6的回气口用冷媒管与空调压缩机2的回气管连接,单向阀组13的一个出口用冷媒连接管机经第二干燥过滤器17、节流元件18、空调阀16a与空调室内机B的蒸发器19的进口连接,一个出口用冷媒管经空调阀16与空调室内机B的蒸发器19的出口连接,第三个出口经冷媒连接管与第二四通换向阀6的另一侧出口连接,第三四通换向阀7的进气管和第二四通换向阀6的驱动阀进气管用冷媒管与空调压缩机2的排气管连接,第三四通换向阀7的另一侧出口与其回气管汇合后与空调压缩机2的回气管连接。The exhaust port of the
本发明三合一冷暖空调与热水供应装置,所述热水换热器3进水口与热水箱20的循环水出口管路上接有止回阀21、循环水出口的管路上还外接一路装有止回阀21和补水阀22的补水管路。The three-in-one heating and cooling air conditioner and hot water supply device of the present invention, the water inlet of the hot
所述热泵式空调室外机A空调压缩机2回气口的冷媒管上、空调室内机B的蒸发器19回气口的冷媒管上、热水储存供应系统C的热水箱20内,设有与智能控制系统控制器10连接的温度传感器11。On the refrigerant pipe of the air return port of the
本发明所述热水箱20的热水出口的连接的热水供水管道经供水阀23与调节阀24与喷淋头25连接,热水供水管道末端经循环水泵26和止回阀21与热水箱20的循环接口连接,热水箱20底部的排水口接有排污阀27。The hot water supply pipeline connected to the hot water outlet of the hot water tank 20 of the present invention is connected with the
本发明三合一冷暖空调与热水供应装置,运行控制原理如下:The three-in-one cooling and heating air conditioner and hot water supply device of the present invention, the operating control principle is as follows:
A、在供冷+热水模式下运行时,空调室外机A的空调压缩机2与空调室内机B通电运转,空调压缩机2运行制冷后,开始供冷并制备热水,若热水箱20的温度传感器11感受到热水箱20的温度达到设定温度,智能控制系统控制器10给第一四通换向阀5发出指令导通,系统自动转换为独立供冷模式运行;在供冷+热水模式下运行时,单向阀8的作用:a.阻止高压冷媒倒流回第一四通换向阀5,b.保证第一四通换向阀5的压差密封性能;单向阀12、12a的作用:a.阻止高压冷媒倒流回第三第四四通换向阀7、9,b.保证第三第四四通换向阀7、9的压差密封性能;A. When running in the cooling + hot water mode, the
B、在供热+热水模式下运行时,第四四通换向阀9通电,空调压缩机2运行后,开始供暖并制备热水,若热水箱20的温度传感器11感受到热水箱20的温度达到设定温度,智能控制系统控制器10给第一四通换向阀5发出指令导通,系统自动转换为独立供热模式运行;B. When running in the heating + hot water mode, the fourth four-
如果空调压缩机2回气口的冷媒管上温度传感器11感受到空气压缩机2的回气温度小于等于0℃时,第三四通换向阀7通电,利用小量热气进行除霜,当温度传感器11感受到空气压缩机2的回气温度大于等于10℃时,第三四通换向阀7断电,当空调室内机B的蒸发器19出口端温度传感器11感应的温度大于等于设定温度上限时,风冷冷凝器4的风扇通电运行,当温度传感器11感应的温度小于等于设定温度下限时,风冷冷凝器10的风扇断电停运,当空调室内机B的蒸发器19出口端温度传感器11感应的温度大于等于设定温度时,室内空调室内机B的风扇通电运转;If the
C、在独立热水模式下运行时,第二四通换向阀6和第四四通换向阀9通电,风冷冷凝器4风扇通电运行,空气压缩机2通电运行后,如果空气压缩机2回气口的冷媒管上温度传感器11感受到空气压缩机2的回气温度小于等于0℃时,第三四通换向阀7通电,利用小量热气进行除霜,当温度传感器11感受到空气压缩机2的回气温度大于等于10℃时,第三四通换向阀7断电;在独立热水模式下运行时,单向阀8a的作用:a.阻止高压冷媒倒流回热水换热器3,b.抽回热水换热器3中的冷媒;单向阀12、12a的作用:a.阻止高压冷媒倒流回第三四通换向阀7,b.保证第三四通换向阀7的压差密封性能;C. When running in independent hot water mode, the second four-
D、在独立供冷模式下运行时,室内空调室内机B蒸发器19的风扇、风冷冷凝器的风扇均通电运行,空调压缩机2运行后,当空调室内机B蒸发器19出口端的温度传感器11感应的温度小于等于设定温度时,室内空调室内机B蒸发器19风扇断电停转,空气压缩机2断电停运,当温度传感器11感应的温度大于等于设定温度时,室内空调室内机B风扇和空气压缩机2再恢复通电运行;在独立供冷模式下运行时,单向阀8a的作用:a.阻止高压冷媒倒流回热水换热器3,b.抽回热水换热器3中的冷媒;单向阀12、12a的作用:a.阻止高压冷媒倒流回第三、第四四通换向阀7、9,b.保证第三、第四四通换向阀7、9的压差密封性能;D. When running in the independent cooling mode, the fan of the
E、在独立供热模式下运行时,第一和第四四通换向阀5、9通电,风冷冷凝器4风扇通电运行,空调压缩机2通电运行后,当空调室内机B蒸发器19出口端的温度传感器11感应的温度大于等于设定温度时,空调压缩机2停运,仅室内空调室内机B蒸发器19风扇通电运行,当温度传感器11感应的温度小于等于设定温度时,空调压缩机2恢复通电运行;E. When running in the independent heating mode, the first and fourth four-
F、在用户开始使用热水前,循环水泵26开始通电运转,将系统凉水抽回热水箱进行循环,待热水供水管道上的温度传感器11感应的温度大于等于设定温度时,循环水泵26断电停运.F. Before the user starts to use hot water, the circulating
当本发明三合一冷暖空调与热水供应装置运行后,会把通过制冷、制热时,冷凝热交换产生的热水由热水换热器3的热水出口输送到与它连接的热水储存供应系统C的热水箱20中,使用时,启动热水供水管道末端的循环水泵26,打开热水箱20热水出口的热水供水管道上的供水阀23和调节阀24,就可以由喷淋头25放出热水提供洗浴。在热水箱20的水消耗许多的情况下,本发明通过循环水出口管路上外接的装有止回阀21和补水阀22的补水管路进行补水。When the three-in-one cooling and heating air conditioner and hot water supply device of the present invention are in operation, the hot water generated by the condensation heat exchange will be transported from the hot water outlet of the hot
本发明三合一冷暖空调与热水供应装置,在使用相当长的一段时间后,可以通过打开热水箱20底部的排水口的排污阀27清除排放掉热水箱20底部的沉积物。The three-in-one heating and cooling air conditioner and hot water supply device of the present invention can remove the sediment at the bottom of the hot water tank 20 by opening the
本发明三合一冷暖空调与热水供应装置,由热泵式空调室外机A、空调室内机B、热水储存供应系统C组成,它在成熟的制冷空调技术基础上,进行了结构和工艺流程的优化设计,通过在热泵式空调室外机A内合理的增设多个四通换向阀和单向阀,在一台装置上实现独立供冷、独立供热、独立热水制备、供冷+热水制备、供热+热水制备等诸多功能,达到一机多用的效果。可根据季节变化、需求变化,方便的使用它制冷降温、制热取暖,并且利用在制冷、制热时冷凝热交换产生的热水,提供工作或生活使用,大大的节约了能源。The three-in-one cooling and heating air conditioner and hot water supply device of the present invention is composed of a heat pump type air conditioner outdoor unit A, an air conditioner indoor unit B, and a hot water storage and supply system C. The optimized design of the heat pump air conditioner outdoor unit A reasonably adds multiple four-way reversing valves and one-way valves to realize independent cooling, independent heating, independent hot water preparation, cooling + Hot water preparation, heating + hot water preparation and many other functions achieve the effect of one machine with multiple functions. According to seasonal changes and demand changes, it is convenient to use it for cooling and cooling, heating and heating, and use the hot water generated by condensation heat exchange during cooling and heating to provide work or living use, which greatly saves energy.
上述实施方式只是本发明的一个实例,不是用来限制发明的实施与权利范围,凡依据本发明申请专利保护范围所述的内容做出的等效变化和修饰,均应包括在本发明申请专利范围内。The above-mentioned embodiment is only an example of the present invention, and is not used to limit the implementation and scope of rights of the invention. All equivalent changes and modifications made according to the content described in the patent protection scope of the present invention application shall be included in the patent application of the present invention. within range.
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