CN105547349B - Drainage test device and method for heat pump water heater - Google Patents

Drainage test device and method for heat pump water heater Download PDF

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CN105547349B
CN105547349B CN 201510897524 CN201510897524A CN105547349B CN 105547349 B CN105547349 B CN 105547349B CN 201510897524 CN201510897524 CN 201510897524 CN 201510897524 A CN201510897524 A CN 201510897524A CN 105547349 B CN105547349 B CN 105547349B
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drainage
water
drain
flow
drain pipe
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CN 201510897524
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CN105547349A (en )
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焦千里
何林
程笑笑
舒宏
徐金海
林良敏
朱旭
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珠海格力电器股份有限公司
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Abstract

本发明提供了一种热泵热水器放水测试装置及方法。 The present invention provides a heat pump water heater drainage test apparatus and method. 热泵热水器具有水箱,水箱具有进水口,该放水测试装置包括:供水单元;第一排水管,一端与供水单元相连,另一端开口,第一排水管上设置有第一开关阀;第二排水管,一端与供水单元相连,另一端通过进水口与水箱相连,第二排水管上设置有第二开关阀。 Heat pump water heater having a water tank, the water tank having a water inlet, the drainage test apparatus comprising: a water supply unit; a first drain pipe connected to one end of the water supply unit, the other end opening, a first switch is provided with a first drain valve; a second drain one end of the water supply unit and the other end connected to a water tank through the water inlet, a second switch valve is provided with a second drain pipe. 设置有两个排水管,因此可以在进行放水测试之前利用第一排水管进行试放水或预排水,将水直接排出而不进入热泵热水器的水箱,从而将温度不符合要求的水排出,然后利用第二排水管进行放水测试试验,此时进入水箱的水的水温达到了测试要求,提高了测试效率和准确性。 It is provided with two drains, and therefore can be performed before using the drainage test trial first drain or drainage Predraining, discharging directly into the water tank without the heat pump water heater, whereby the temperature of the water does not meet the discharge requirements, and then use the second drain drainage conduct test trials, this time into the water tank of the water temperature reaches the testing requirements, improve test efficiency and accuracy.

Description

热泵热水器的放水测试装置及方法 Drainage test device and method for heat pump water heater

技术领域 FIELD

[0001] 本发明涉及电器测试领域,具体而言,涉及一种热栗热水器放水测试装置及方法。 [0001] The present invention relates to the field of electrical testing, in particular, to a hot water heater Li drainage test apparatus and method.

背景技术 Background technique

[0002] 热栗热水器又称空气能热水器或空气源热栗热水器,其工作原理是把空气中的低温热量吸收进来,经过氟介质气化,然后通过压缩机压缩后升温增压,再通过换热器转化给水加热,压缩后的高温热能以此来加热水温。 [0002] Li heaters known as hot air heaters or hot air source Li food, its working principle is the low temperature heat absorption in the air coming through the fluorinated medium vaporized and warmed by a booster compressor after compression, and then by changing heat conversion feedwater heating, a high temperature compressed in order to heat heating water.

[0003] 目前,由于热泵热水器的C0P值高于2.0W/W,具有显著的节约电力的效果,因此在欧盟、美国和澳大利亚等国家得到广泛使用。 [0003] At present, due to the heat pump water heater C0P value is higher than 2.0W / W, has a significant effect of saving electricity, and therefore widely used in the EU, US and Australia and other countries. 国内一些热水器厂商也在逐渐加大对热泵热水器的研究。 Some domestic water heater manufacturers are also gradually increase the study of heat pump water heater. 格力承建的10HP超低温综合实验室目前己投入使用,属于行业内首家满足测试欧盟、北美标准的热水器实验室,但现有测试装置和方法在欧盟、北美放水试验的小流量调节时,流量、水温需要很长时间才能调节到设定目标值,不能实现欧盟(EU) No 814/2013 和美国868号2014-15656 (DOE)相关标准中关于热泵热水器h放水试验的测试需求;且在试验过程中,试验水温不能快速稳定而是上下波动。 Gree 10HP construction of ultra-low temperature comprehensive laboratory has been put into use at present, is the first test to meet the European Union, the North American standard laboratory water heater industry, but the existing test device and method in the European Union, North America, turn on the water when testing small flow regulation, flow, water takes a long time to adjust to the set target can not be achieved the EU (EU) No 814/2013 and US Route 868 2014-15656 (DOE) test requirements regarding the relevant standard heat pump water heaters h drainage test; and during the test , the water temperature can not test fast and stable but fluctuate.

发明内容 SUMMARY

[0004] 本发明的主要目的在于提供一种热泵热水器放水测试装置及方法,以解决现有技术中的放水测试装置水温调试时间长的问题。 [0004] The main object of the present invention is to provide a heat pump water heater drainage test apparatus and method to solve a long prior art water drainage test apparatus debug time.

[0005] 为了实现上述目的,根据本发明的一个方面,提供了一种热栗热水器的放水测试装置,热栗热水器具有水箱,水箱具有进水口,该放水测试装置包括:供水单元;第一排水管,一端与供水单元相连,另一端开口,第一排水管上设置有第一开关阀;第一排水官,一端与供水单元相连,另一端通过进水口与水箱相连,第二排水管上设置有第二开关阀。 [0005] To achieve the above object, according to one aspect of the invention, there is provided an apparatus for testing drainage water heater heat chestnut, chestnut hot water heater having a water tank, a water inlet having a water tank, the drainage test apparatus comprising: a water supply unit; a first drain pipe, with one end connected to the water supply unit, the other end of the opening, is provided with a first switching valve to the first drain pipe; officer first drain connected to one end of the water supply unit, and the other end connected to a water tank through the water inlet provided on the second drain pipe a second switching valve.

[0006] 进一步地,上述第一排水管和第二排水管处于同一水平面。 [0006] Further, the first drain and the second drain pipe at the same level.

[0007] 进一步地,上述第一排水管的管径和第二排水管的管径相同。 [0007] Further, same as the first diameter and a second drain pipe to the drain pipe diameter.

[0008] 进一步地,上述第一开关阀和第二开关阀为气动阀。 [0008] Further, the first switch valve and the second switching valve is a pneumatic valve.

[0009] 进一步地,上述供水单元包括:供水箱,第一排水管和第二排水管均与供水箱相连;水泵,设置在第二排水管上,水泵具有用于控制水栗的栗速的流量自动控制模块。 [0009] Further, the water supply unit comprises: a water supply tank, a first and a second drain pipe connected to each drain water supply tank; pump disposed in the second drain pipe, having a water pump for controlling the speed of the water chestnut Castanea automatic flow control module.

[0010] 进一步地,上述供水单元包括:供水箱;三通管,具有第一支管、第二支管和第三支管,第一支管与第一排水管连通,第二支管与第二排水管连通,第三支管与供水箱连通;水泵,设置在第三支管或第二排水管上,水栗具有用于控制水泵的泵速流量自动控制模块。 [0010] Further, the water supply unit comprises: a water supply tank; tee having a first branch, a second branch and a third branch, the first branch pipe communicated with the first drain pipe, a second drain pipe communicates with the second branch pipe , the third branch pipe communicating with the water supply tank; pump disposed in the third branch pipe or the second drain pipe, a pump having a water chestnut automatic speed control means for controlling the flow rate of the pump.

[0011] 根据本发明的另一方面,提供了一种热泵热水器的放水测试方法,该放水测试方法采用上述的放水测试装置实施。 [0011] According to another aspect of the present invention, there is provided a method of testing drainage heat pump water heater, the drainage test method using the above embodiment drainage test apparatus.

[0012] 进一步地,上述放水测试方法包括:打开第一开关阀,利用第一排水管按照预排水流量进行预排水;第一预定时间后,继续利用第一排水管按照标准放水流量进行试放水;第二预定时间后关闭第一开关阀,开启水泵和第二开关阀,利用第二排水管按照标准放水流量进行正式放水,其中,预排水流量小于标准放水流量。 [0012] Further, the above-described drainage testing method comprising: a first opening and closing valve, with a first drainage pipe according to the pre-pre-discharge drainage flow; after a first predetermined time, continuing with the first trial drain drainage drainage flow rate in accordance with standard ; second predetermined time after closing the first switching valve, the pump is turned on and the second switch valve, with the second drain pipe according to official standards drainage drainage flow, wherein the discharge flow is less than the pre-standard drainage flow.

[0013] 进一步地,上述预排水流量为1 • 5〜2 • 0m3/h,优选为1.8m3/h;第一预定时间为45〜 75s,优选为60s。 [0013] Furthermore, the pre-drainage flow of 1 • 5~2 • 0m3 / h, preferably 1.8m3 / h; a first predetermined time 45~ 75s, preferably 60s.

[0014] 进一步地,上述第二预定时间为90〜150s,优选为120s。 [0014] Further, the above-described second predetermined time is 90~150s, preferably 120s.

[0015] 应用本发明的技术方案,设置有两个排水管,因此可以在进行放水测试之前利用第一排水管进行试放水或预排水,将水直接排出而不进入热泵热水器的水箱,从而将温度不符合要求的水排出,然后利用第二排水管进行放水测试试验,此时进入水箱的水的水温达到了测试要求,提高了测试效率和准确性。 [0015] The technical solution of the present invention, provided with two drains, drainage can be performed using a test sample prior to the first drain pipe for drainage or pre-drainage, without the water tank is discharged directly into the heat pump water heater, whereby temperature does not meet the requirements of water discharge, and a second drainage pipe for drainage test using the test, this time into the tank water temperature reaches the testing requirements, improving the efficiency and accuracy of testing.

附图说明 BRIEF DESCRIPTION

[0016] 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。 [0016] constitute a part of this application specification accompanying drawings provide a further understanding of the invention, exemplary embodiments of the present invention are used to explain the present invention without unduly limiting the present invention. 在附图中: In the drawings:

[0017] 图1示出了根据本发明一种典型的实施方式提供的放水测试装置的立体结构示意图; [0017] FIG. 1 shows a perspective schematic view of the structure of the drainage test apparatus provided in accordance with a typical embodiment of the present invention embodiment;

[0018] 图2示出了图1所示的放水测试装置的侧视图; [0018] FIG. 2 shows a side view of the drainage test apparatus shown in Figure 1;

[0019]图3示出了图1所示的放水测试装置的俯视图; [0019] FIG. 3 shows a plan view of a drainage test apparatus shown in Figure 1;

[0020] 图4示出了根据本发明一种优选实施例提供的放水测试装置的俯视图;以及 [0020] FIG. 4 shows a plan view of a drainage test apparatus provided in accordance with a preferred embodiment of the present invention; and

[0021] 图5示出了根据本发明又一种优选实施例提供的放水测试装置的俯视图。 [0021] FIG. 5 shows a top view of the drainage test apparatus provided in accordance with yet another embodiment of the present invention, the preferred embodiment.

[0022] 其中,上述附图包括以下附图标记: [0022] wherein the above-described drawings include the following reference numerals:

[0023] 1、水箱;2、供水单元;21、供水箱;22、三通管;221、第一支管;222、第二支管;223、 第三支管;23、水泵;3、第一排水管;4、第一开关阀;5、第二排水管;6、第二开关阀。 [0023] 1, the water tank; 2, a water supply unit; 21, a water supply tank; 22, tee; 221, a first branch pipe; 222, a second branch pipe; 223, third manifold; 23, pumps; 3, a first drain tube; 4, a first switching valve; 5, a second drain pipe; 6, a second switch valve.

具体实施方式 detailed description

[0024] 需要说明的是,在不冲突的情况下,本申请中的实施例及实施例中的特征可以相互组合。 [0024] Incidentally, in the case of no conflict, embodiments and features of the embodiments of the present application can be combined with each other. 下面将参考附图并结合实施例来详细说明本发明。 Below with reference to accompanying drawings and embodiments of the present invention will be described in detail.

[0025] 如背景技术所描述的,现有技术的测试装置和方法在欧盟、北美放水试验的小流量调节时,流量、水温需要很长时间才能调节到设定目标值,存在调试时间较长,测试效率降低的问题,为了解决上述技术问题,本申请一种典型实施方式提供了一种热泵热水器的放水测试装置,如图1至3所示,该热栗热水器具有水箱1,水箱1具有进水口,放水测试装置包括供水单元2、第一排水管3和第二排水管5;第一排水管3的一端与供水单元2相连,另一端开口,第一排水管3上设置有第一开关阀4;第二排水管5的一端与供水单元2相连,另一端通过进水口与水箱1相连,第二排水管5上设置有第二开关阀6。 [0025] When such prior art testing apparatus and method BACKGROUND described in the EU, North America, turn on the water flow testing of small adjustment, flow, water temperature needs a long time to adjust to the set target value, there is a long time debugging , reduced efficiency test, in order to solve the above problems, a typical embodiment of the present application provides a drainage device for testing the heat pump water heater, as shown in Figure 1 to the hot water heater has a water tank 13 Li, having a tank intake, drainage test device includes a water supply unit 2, a first drain and the second drain pipe 3 5; drain connected to a first end of the water supply unit 3 and 2, the other end of the opening, is provided with a first a first drain pipe 3 the switching valve 4; 5 is connected to one end of the second drain pipe and the water supply unit 2, and the other end connected to the water tank through the water inlet 1, a second switch valve 6 is provided with a second drain pipe 5.

[0026] 具有上述结构的放水测试装置,设置有两个排水管,因此可以在进行放水测试之前利用第一排水管3进行试放水或预排水,将水直接排出而不进入热栗热水器的水箱1,从而将温度不符合要求的水排出,然后利用第二排水管5进行放水测试试验,此时进入水箱1 的水的水温达到了测试要求,提高了测试效率和准确性。 [0026] drainage test apparatus having the above structure, provided with two drains, and therefore can be performed before using the drainage test 3 first drain or drainage Predraining trial, without the water tank is discharged directly into the hot water heater Li 1, so that the temperature does not meet the requirements of the water discharged by the second drain pipe 5 and drainage test trials, this time into the tank water temperature reaches a required test, the test efficiency and improved accuracy.

[0027] 在本申请一种优选的实施例中,为了避免两个排水管在切换时由于水压变化,弓丨起的流量波动,如图2所示,优选第一排水管3和第二排水管5处于同一水平面。 [0027] In a preferred application of the present embodiment, in order to avoid changes in pressure due to the two drains, the bow Shu from flow fluctuations when switching shown in Figure 2, preferably the first and second drain pipe 3 drain 5 at the same level.

[0028] 此外,为了使预排水或试放水的水流情况尽可能与放水试验的水流情况相近,优选第一排水管3的管径和第二排水管5的管径相同。 [0028] Further, in order to make the pre-drainage or drainage water flow test of the water flow as drainage test similar, preferably the first drain pipe 3 and the second drain pipe 5 of the same diameter.

[0029] 利用本申请的放水测试装置进行放水测试时,可以手动控制两个排水管的切换, 为了精确控制流量,优选上述第一开关阀4和第二开关阀6为气动阀,利用气动阀可以实现对两个排水管的切换的远程、精确控制。 When [0029] using the drainage test apparatus of the present application tested for drainage, drainage can manually control the two switches, in order to accurately control the flow rate, preferably, the first switching valve 4 and the second on-off valve is a pneumatic valve 6, using the pneumatic valve switching may be achieved for two drain remote, precise control.

[0030] 在本申请另一种优选的实施例中,如图3所示,优选上述供水单元2包括供水箱21 和水泵23,第一排水管3和第二排水管5均与供水箱21相连;水栗23设置在第二排水管5上, 且该水泵23具有用于控制水栗23的泵速流量的自动控制模块。 [0030] In a further preferred application of the present embodiment, as shown in FIG. 3, the water supply unit 2 preferably includes a water supply tank 21 and the water pump 23, a first drain pipe 3 and the second drain pipe 5 and the water supply tank 21 are connected; water chestnut 23 disposed on the second drain pipe 5, and the automatic pump 23 having a control module for controlling the flow rate of the water pump speed Li 23. 将栗速与流量之间的关系写入程序,并置于流量自动控制模块中,利用流量自动控制模块控制水泵23的栗速,并且利用特定的泵速得到特定的流量,使由第二排水管5进入到水箱1中的水流流量快速达到稳定。 The relationship between the flow rate to the writer Li, and placed in automatic flow control module, the control module using the automatic flow control pump speed 23 Li, and using a particular pump speed obtained specific traffic, so that the second drain water flow into the tube 5 in the tank 1 is quickly stabilized.

[0031] 上述第一排水管3与第二排水管5可以通过不同接口与供水箱21相连,也可以通过同一接口与供水箱21相连。 [0031] 3 may be connected to the first drain and the second drain pipe 5 via the water supply tank 21 with different interfaces can also be connected through the same interface with the water supply tank 21. 当第一排水管3和第二排水管5通过同一接口与供水单元2相连时,能够有效避免两个排水管在切换时由于水流方向变化,引起的不必要的流量波动。 When the water supply is connected through the same interface unit 2 and the first drain and the second drain pipe 3 5, can effectively avoid unnecessary two drain flow fluctuations due to changes in switching the direction of flow caused. 因此在本申请又一种优选的实施例中,如图5所示,上述供水单元2包括供水箱21、三通管22和水泵23,三通管22具有第一支管221、第二支管222和第三支管223,第一支管221与第一排水管3连通,第二支管222与第二排水管5连通,第三支管223与供水箱21连通;水泵23设置在第三支管223或第二排水管5上,且该水栗23具有用于控制水泵23的栗速的流量自动控制模块。 Therefore, in a further preferred embodiment of the present application embodiment, shown in Figure 5, the water supply unit 2 includes a water supply tank 21, pump 23 and tee 22, a tee 22 having a first branch pipe 221, a second leg 222 and a third branch pipe 223, first branch pipe 3 communicates with the first drain pipe 221, second branched pipe 222 communicating with the second drain pipe 5, the third branch pipe 223 communicates with the water supply tank 21; 223 or pump 23 is provided on the third branch pipe 5 the two drains, and water chestnut 23 having the pump 23 for controlling the flow rate of the Li automatic control module. 当水泵23设置在第三支管223上,既可对流经第二排水管5的水流进行流量控制,也可以对流经第一排水管3的水流进行流量控制,从而可实现对预排水时的流量、试放水时的流量以及正式放水时的流量的控制。 When the pump 23 is disposed on the third manifold 223, both on the water flow through the second drain pipe 5 flow control may be performed first flow control water flow through the drainage pipe 3, so that the flow rate can be achieved for the pre-drainage control the flow of traffic at the time of the test and turn on the water when the official turn on the water. 当然,本领域技术人员应该清楚的是,如果没有设置水栗,将供水箱21的水位设置高于水箱1的出水口也能使水顺利流出。 Of course, those skilled in the art should appreciate that, if no water chestnut, the water supply tank 21 is disposed above the outlet of the tank 1 can also make the water flow smoothly.

[0032] 在本申请另一种典型实施方式中,提供了一种热栗热水器的放水测试方法,该放水测试方法采用本申请的放水测试装置实施。 [0032] In another exemplary embodiment of the present application, there is provided a method of testing thermal Li drainage water heater, the method using the drainage test drainage test apparatus according to the present application. 如前所述,由于本申请的放水测试装置具有两个排水管,因此可以在进行放水测试之前利用第一排水管3进行试放水或预排水,将水直接排出而不进入热泵热水器的水箱1,从而将温度不符合要求的水排出,,然后利用第二排水管5进行放水测试试验,此时进入水箱1的水流的水温达到了测试要求,提高了测试效率和准确性。 As described above, since the drainage test apparatus according to the present disclosure having two drains, drainage can be performed before the test using a first tank 3 drains or drainage Predraining trial, is discharged directly into the water without the heat pump water heater 1 , so that the temperature does not meet the requirements, and then discharging the water drain pipe 5 with the second drainage test trials, this time into the water flow tank 1 reaches the required test, the test efficiency and improved accuracy.

[0033]在本申请又一种优选的实施例中,上述放水测试方法包括:打开第一开关阀4,利用第一排水管3按照预排水流量进行预排水;第一预定时间后,继续利用第一排水管3按照标准放水流量进行试放水;第二预定时间后关闭第一开关阀4,开启水栗23和第二开关阀6, 利用第二排水管5按照标准放水流量进行正式放水,其中,预排水流量小于标准放水流量。 [0033] In a further preferred embodiment of the present application, the above drainage testing method comprising: a first switching valve 4 is opened with the first drain pipe 3 in accordance with the pre-drainage flow Predraining; after a first predetermined time, continue to use a first drain pipe 3 in accordance with standard test traffic drainage drainage; a second predetermined time after closing the first on-off valve 4, water chestnut 23 open and the second switch valve 6, with the second drain pipe 5 according to official standards drainage drainage flow, wherein the pre-discharge flow is less than the standard drainage flow. [0034] 在正式放水之前,利用预排水和试放水将温度不符合要求的水排出,以使水流在正式放水时短时间内达到预定的稳定;然后开启水荥23和第二开关阀6,利用自动控制模块将水泵23的泵速开启至标准放水流量所对应的流速,进而快速实现正式放水。 [0034] Prior to the formal drainage, drainage test using a pre-drainage and will not meet the requirements of the temperature of discharged water, so that the water reaches a predetermined short period of time during the final steady drainage; Ying and open water valve 23 and the second switch 6, the use of automatic control pump speed pump module will open 23 to turn on the water flow rate corresponding to the standard flow rate, and then turn on the water quickly achieve official. 其中的标准放水流量按照标准要求,可以按照不同时间点设定为3L/min、4L/min、6L/min或1 OL/min。 Wherein the drainage flow rate in accordance with the standard requirements of the standard, can be set according to different time 3L / min, 4L / min, 6L / min or 1 OL / min. [0035]为了尽可能缩短预排水时间,优选上述预排水流量为1.5〜2.0m3/h,进一步优选为1.8m3/h,第一预定时间为45〜75s,进一步优选为60s。 [0035] In order to shorten the discharge time as possible, preferably the pre-drainage flow 1.5~2.0m3 / h, more preferably 1.8m3 / h, a first predetermined time 45~75s, more preferably from 60s. 将预排水流量控制在上述范围,在45〜75s的时间内可以快速排出不符合要求的水流。 The pre-discharge flow rate control in the above range, rapid discharge of undesirable water in 45~75s time.

[0036]此外,本申请发明人在对试放水的过程进行研宄时发现,将第二预定时间控制在为90〜150s内,进一步优选为120s,S卩可实现将不符合要求的水流排尽。 [0036] Further, the present inventors when the drainage test procedure is performed in a Subsidiary found that a second predetermined time at the water discharge control within 90~150s, more preferably 120s, S Jie can achieve noncompliant do.

[0037]以下将结合实施例和对比例对本申请的有益效果进行说明。 [0037] Hereinafter, Examples and Comparative beneficial effect of the present application will be described.

[0038] 实施例1至5均是采用图4所示的放水测试装置实施放水,且采用流量控制模块控制水栗的泵速;对比例1采用图4所示的放水试验装置的第二排水管直接进行放水试验,且流量自动控制模块未工作,人工调节泵速,试验所在室温为25° 土1 °。 [0038] Examples 1 to 5 each embodiment is the use of the testing device shown in FIG drainage drainage, and the use of the water flow control module Li pump speed; second drain drainage tests of Example 1 using the apparatus shown in FIG. 4 direct drainage test tube, and the flow control module is not operated automatically, manually adjust the pump speed, where the test soil temperature of 25 ° 1 °.

[0039] 实施例1 [0039] Example 1

[0040] 设定供水箱温度为l〇°C; [0040] The set temperature of the water tank l〇 ° C;

[0041] 打开第一开关阀,利用第一排水管按照1 • 8m3/h的预排水流量进行预排水; [0041] The first switching valve is opened, with the first drain pipe according to the pre-draining 1 • 8m3 / h of the pre-drainage flow;

[0042] 60s后,继续利用第一排水管按照6L/min的标准放水流量进行试放水; After [0042] 60s, continue to use the first drain drainage drainage test traffic in accordance with standard 6L / min of;

[0043] 120s后关闭第一开关阀,开启第二开关阀,利用第二排水管按照6L/min的标准放水流量进行正式放水,经流量传感器检测流经第二排水管的水流流量为6L/min,经温度传感器检测流经第二排水管的水流温度为1 〇°c。 [0043] 120s after closing the first switch valve, second switch valve is opened, with the second drain pipe according to official standards drainage drainage flow 6L / min, the water flow through the flow sensor through the second drain pipe is 6L / min, after the water temperature flowing through the second drain temperature sensor is a square ° c.

[0044] 实施例2 [0044] Example 2

[0045] 设定供水箱温度为l〇°C; [0045] The set temperature of the water tank l〇 ° C;

[0046] 打开第一开关阀,利用第一排水管按照2 • 〇m3/h的预排水流量进行预排水; [0046] The first switching valve is opened, with the first drain pipe according to the pre-drainage 〇m3 2 • / h of pre-drainage flow;

[0047] 45s后,继续利用第一排水管按照6L/min的标准放水流量进行试放水; After [0047] 45s, continue to use the first drain drainage drainage test traffic in accordance with standard 6L / min of;

[0048] 150s后关闭第一开关阀,开启第二开关阀,利用第二排水管按照6L/min的标准放水流量进行正式放水,经流量传感器检测流经第二排水管的水流流量为6L/min,经温度传感器检测流经第二排水管的水流温度为10°C。 [0048] 150s after closing the first switch valve, second switch valve is opened, with the second drain pipe according to official standards drainage drainage flow 6L / min, the water flow through the flow sensor through the second drain pipe is 6L / min, after the water temperature flowing through the second drain temperature sensor is 10 ° C.

[0049] 实施例3 [0049] Example 3

[0050] 设定供水箱温度为l〇°C; [0050] The set temperature of the water tank l〇 ° C;

[0051] 打开第一开关阀,利用第一排水管按照1 • 5m3/h的预排水流量进行预排水; [0051] The first switching valve is opened, with the first drain pipe according to the pre-draining 1 • 5m3 / h of the pre-drainage flow;

[0052] 75s后,继续利用第一排水管按照6L/min的标准放水流量进行试放水; After [0052] 75s, continue to use the first drain drainage drainage test traffic in accordance with standard 6L / min of;

[0053] 90s后关闭第一开关阀,开启第二开关阀,利用第二排水管按照6L/min的标准放水流量进行正式放水,经流量传感器检测流经第二排水管的水流流量为6L/min,经温度传感器检测流经第二排水管的水流温度为10 °C。 [0053] Close 90s after the first switch valve, opens the second on-off valve, with the second drain pipe according to official standards drainage drainage flow 6L / min, the water flow through the flow sensor through the second drain pipe is 6L / min, after the water temperature flowing through the second drain temperature sensor is 10 ° C.

[0054] 实施例4 [0054] Example 4

[0055] 设定供水箱温度为l〇°C; [0055] The set temperature of the water tank l〇 ° C;

[0056] 打开第一开关阀,利用第一排水管按照1 • 8m3/h的预排水流量进行预排水; [0056] The first switching valve is opened, with the first drain pipe according to the pre-draining 1 • 8m3 / h of the pre-drainage flow;

[0057] 90s后,继续利用第一排水管按照6L/min的标准放水流量进行试放水; After [0057] 90s, continue to use the first drain drainage drainage test traffic in accordance with standard 6L / min of;

[0058] 75s后关闭第一开关阀,开启第二开关阀,利用第二排水管按照6L/min的标准放水流量进行正式放水,经流量传感器检测流经第二排水管的水流流量为6L/min,经温度传感器检测流经第二排水管的水流温度为10 °C。 [0058] Close 75s after the first switch valve, opens the second on-off valve, with the second drain pipe according to official standards drainage drainage flow 6L / min, the water flow through the flow sensor through the second drain pipe is 6L / min, after the water temperature flowing through the second drain temperature sensor is 10 ° C.

[0059] 实施例5 [0059] Example 5

[0060] 设定供水箱温度为l〇°C; [0060] The set temperature of the water tank l〇 ° C;

[0061] 打开第一开关阀,利用第一排水管按照6L/min的标准放水流量进行预排水; [0061] The first switching valve is opened, according to the standard using the first drain drainage 6L / min flow rate of pre-drainage;

[0062] 150s后关闭第一开关阀,开启第二开关阀,利用第二排水管按照6L/min的标准放水流量进行正式放水,经流量传感器检测流经第二排水管的水流流量为6L/min,经温度传感器检测流经第二排水管的水流温度为l〇°C。 [0062] 150s after closing the first switch valve, second switch valve is opened, with the second drain pipe according to official standards drainage drainage flow 6L / min, the water flow through the flow sensor through the second drain pipe is 6L / min, after the water temperature flowing through the second drain temperature sensor is l〇 ° C.

[0063] 对比例1 [0063] Comparative Example 1

[0064] 设定供水箱温度为l〇°C; [0064] The set temperature of the water tank l〇 ° C;

[0065] 开启第二开关阀,利用第二排水管按照6L/min的标准放水流量进行正式放水,经流量传感器检测流经第二排水管的水流流量为5L/min,经温度传感器检测流经第二排水管的水流温度为12°C。 [0065] The second opening and closing valve in accordance with the second standard drain drainage flow 6L / min of formal drainage, water flow through the second flow rate sensor for detecting the flow through the drain of 5L / min, a temperature sensor for detecting the flow through the by temperature of the second water drain pipe is 12 ° C.

[0066] 经过实施例和对比例的比较可以看出,采用本申请的放水测试装置的第一排水管和第二排水管的配合,使得放水试验开始时的水流和温度即可达到设定的流量和温度。 [0066] After the Comparative Example and comparison can be seen, the first drain and the second drain fitting according to the present disclosure drainage test apparatus, such that the drainage flow and temperature to achieve the start of the test set flow rate and temperature. [0067] 从以上的描述中,可以看出,本发明上述的实施例实现了如下技术效果: [0067] From the above description, it can be seen that the above-described embodiments of the present invention achieves the following technical effects:

[0068]具有上述结构的放水测试装置,设置有两个排水管,因此可以在进行放水测试之前利用第一排水管进行试放水或预排水,将水直接排出而不进入热栗热水器的水箱,从而将温度不符合要求的水排出,然后利用第二排水管进行放水测试试验,此时进入水箱的水流温度达到了测试要求,提高了测试效率和准确性。 [0068] drainage test apparatus having the above structure, provided with two drains, drainage can be performed using a test sample prior to the first drain pipe for drainage or pre-drainage, without directly discharging the water into the water tank of the hot water heater Li, so that the temperature does not meet the requirements of water discharge, and a second drainage pipe for drainage test using the test, the water temperature at this time into the tank reaches the testing requirements, improving the efficiency and accuracy of testing.

[0069]以上所述仅为本发明的优选实施例而已,并不用于限制本发明,对于本领域的技术人员来说,本发明可以有各种更改和变化。 [0069] The above description is only preferred embodiments of the present invention, it is not intended to limit the invention to those skilled in the art, the present invention may have various changes and variations. 凡在本发明的精神和原则之内,所作的任何修改、等同替换、改进等,均应包含在本发明的保护范围之内。 Any modification within the spirit and principle of the present invention, made, equivalent substitutions, improvements, etc., should be included within the scope of the present invention.

Claims (12)

  1. 1. 一种热泵热水器的放水测试装置,所述热泵热水器具有水箱(1),所述水箱(1)具有进水口和出水口,且所述进水口和所述出水口为不同的开口,其特征在于,所述放水测试装置包括: 供水单元⑵; v 、 第一排水管(3),一端与所述供水单元(2)相连,另一端开口,所述第一排水管(3)上设置有第一开关阀⑷; 、 第二排水管(5),一端与所述供水单元(2)相连,另一端通过所述进水口与所述水箱(1) 相连,所述第二排水管(5)上设置有第二开关阀(6),所述第一排水管(3)和所述第一排水管(5)处于同一水平面。 A heat pump water heater drainage test apparatus, the heat pump water heater having a tank (1), said tank (1) having a water inlet and a water outlet and the water inlet and the water outlet opening is different, which characterized in that said drainage test apparatus comprising: a water supply unit ⑵; v, a first drain pipe (3), one end of the water supply unit (2) connected to the other end opening, said first drain pipe (3) provided a first switch valve ⑷;, a second drain (5), one end of the water supply unit (2) connected to the other end of said inlet and through said tank (1), said second drain pipe ( 5) is provided with a second switch valve (6), said first drain pipe (3) and said first drain pipe (5) at the same level.
  2. 2. 根据权利要求1所述的放水测试装置,其特征在于,所述第一排水管(3)的管径和第二排水管⑸的管径相同。 2. A drainage test apparatus according to claim 1, wherein said first drain pipe (3) of a second diameter and the diameter of the drain pipe ⑸ same.
  3. 3. 根据权利要求1所述的放水测试装置,其特征在于,所述第一开关阀(4)和所述第二开关阀⑹为气动阀。 3. A drainage test apparatus according to claim 1, wherein said first switching valve (4) and the second switching valve is a pneumatic valve ⑹. _ _
  4. 4. 根据权利要求1至3中任一项所述的放水测试装置,其特征在于,所述供水单元(2)包括: 供水箱(21),所述第一排水管⑶和所述第二排水管⑸均与所述供水箱(21)相连; 水栗(23),设置在所述第二排水管(5)上,所述水泵(23)具有用于控制所述水栗(23)的泵速的流量自动控制模块。 The drainage test apparatus according to any one of claims 1 to 3, characterized in that the water supply unit (2) comprising: a water supply tank (21), said first and said second drain ⑶ ⑸ drains are connected to the water supply tank (21); water chestnut (23), disposed on the second drain pipe (5), said pump (23) for controlling said water having chestnut (23) the pump speed automatic flow control module.
  5. 5. 根据权利要求1至3中任一项所述的放水测试装置,其特征在于,所述供水单元(2)包括: 供水箱(21); 三通管(22),具有第一支管(221)、第二支管(222)和第三支管(223),所述第一支管(221)与所述第一排水管(3)连通,所述第二支管(222)与所述第二排水管(5)连通,所述第三支管(223)与所述供水箱(21)连通; 水泵(23),设置在所述第三支管(223)或所述第二排水管(5)上,所述水栗(23)具有用于控制所述水泵(23)的泵速流量自动控制模块。 The drainage test apparatus as claimed in any one of claims 1 to 3, wherein the water supply unit (2) comprising: a water supply tank (21); tee (22) having a first branch pipe ( 221), a second branch pipe (222) and a third manifold (223), said first branch pipe (221) in communication with said first drain pipe (3), the second branch pipe (222) and the second a drain (5) in communication, and the third branch pipe (223) and the water supply tank (21) in communication; pump (23), disposed in the third branch pipe (223) or the second drain (5) on the water chestnut (23) having a pump speed control means for automatically controlling the flow rate of the pump (23).
  6. 6. —种热栗热水器的放水测试方法,其特征在于,所述放水测试方法采用权利要求1至5中任一项所述的放水测试装置实施。 6 - Test Method species in the drainage water heater chestnut, wherein said drainage drainage test method using test apparatus as claimed in claim 1 to 5 according to any one of the embodiments.
  7. 7. 根据权利要求6所述的放水测试方法,其特征在于,所述放水测试方法包括: 打开第一开关阀⑷,利用第一排水管⑶按照预排水流量进行预排水; 第一预定时间后,继续利用所述第一排水管⑶按照标准放水流量进行试放水; 第二预定时间后关闭第一开关阀(4),开启水泵(23)和第二开关阀(6),利用第二排水管(5)按照所述标准放水流量进行正式放水,其中,所述预排水流量小于所述标准放水流量。 7. A drainage test method according to claim 6, characterized in that said drainage test method comprising: opening the first switch valve ⑷, with a first drainage pipe according to the pre-drainage ⑶ pre-drainage flow; after a first predetermined time continuing with the first drain pipe drainage ⑶ trial in accordance with standard drainage flow; first opening and closing valve (4) after a second predetermined time, turn the pump (23) and the second switch valve (6), using a second drain tube (5) turn on the water flow rate according to the official standard drainage, wherein the drainage flow is less than the standard pre-drainage flow.
  8. 8. 根据权利要求7所述的放水测试方法,其特征在于,所述预排水流量为1.5〜2.0m3/h; 所述第一预定时间为45〜75s。 8. Drainage of the test method according to claim 7, characterized in that the pre-drainage flow of 1.5~2.0m3 / h; the first predetermined time is 45~75s.
  9. 9. 根据权利要求8所述的放水测试方法,其特征在于,所述预排水流量为1.8m3/h。 9. A drainage test method according to claim 8, characterized in that the pre-drainage flow of 1.8m3 / h.
  10. 10. 根据权利要求8所述的放水测试方法,其特征在于,所述第一预定时间为60s。 10. The drainage of the test method according to claim 8, wherein said first predetermined time is 60s.
  11. 11.根据权利要求7所述的放水测试方法,其特征在于,所述第二预定时间为90〜150s。 11. The drainage of the test method according to claim 7, wherein said second predetermined time is 90~150s.
  12. 12.根据权利要求11所述的放水测试方法,其特征在于,所述第二预定时间为120s。 12. A drainage test method according to claim 11, wherein said second predetermined time is 120s.
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CN2419543Y (en) * 2000-02-23 2001-02-14 于恩海 Single pipe anti-frozen device for water intaking and discharging of solar water heater
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