CN105699278A - Battery salt spray test device and test method thereof - Google Patents
Battery salt spray test device and test method thereof Download PDFInfo
- Publication number
- CN105699278A CN105699278A CN201610120531.3A CN201610120531A CN105699278A CN 105699278 A CN105699278 A CN 105699278A CN 201610120531 A CN201610120531 A CN 201610120531A CN 105699278 A CN105699278 A CN 105699278A
- Authority
- CN
- China
- Prior art keywords
- water
- water tank
- temperature
- salt spray
- battery
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000012360 testing method Methods 0.000 title claims abstract description 52
- 150000003839 salts Chemical class 0.000 title claims abstract description 31
- 239000007921 spray Substances 0.000 title claims abstract description 26
- 238000010998 test method Methods 0.000 title claims abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 100
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims abstract description 16
- 238000010438 heat treatment Methods 0.000 claims abstract description 12
- 239000003595 mist Substances 0.000 claims abstract description 11
- 239000011780 sodium chloride Substances 0.000 claims abstract description 8
- 238000005485 electric heating Methods 0.000 claims abstract description 6
- 239000007788 liquid Substances 0.000 claims abstract description 6
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 6
- 239000000243 solution Substances 0.000 claims description 5
- 238000002474 experimental method Methods 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000002347 injection Methods 0.000 claims 1
- 239000007924 injection Substances 0.000 claims 1
- 238000012423 maintenance Methods 0.000 abstract description 5
- 239000012267 brine Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 3
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 238000012549 training Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N17/00—Investigating resistance of materials to the weather, to corrosion, or to light
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Ecology (AREA)
- Environmental & Geological Engineering (AREA)
- Environmental Sciences (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
Abstract
本发明涉及一种电池盐雾试验装置及其试验方法，包括水槽、槽盖及安装在水槽上的温控加热系统，所述水槽的底部设有测试平台，其侧面设有用于向水槽内注水的进水管、其底部设有排水口，所述测试平台的高度大于水槽内液体的高度，所述测试平台的上侧面设有用于使被测物体与测试平台架空的支撑件。将被测电池放入水槽中的平台上，注入水并加热氯化钠配置成氯化钠溶液，通过对温控电加热系统和气泵系统的控制，使水池内的液体温度及水雾量控制在所需范围，然后对电池的参数进行测试。本发明结构简单，测试方便，无需购置非标盐雾试验机，大大降低了购置成本，后期无需要配置专人定期维保，降低了维保成本。
The invention relates to a battery salt spray test device and a test method thereof, comprising a water tank, a tank cover and a temperature-controlled heating system installed on the water tank. The water inlet pipe is provided with a drain outlet at the bottom, the height of the test platform is greater than the height of the liquid in the water tank, and the upper side of the test platform is provided with supports for making the object under test and the test platform overhead. Put the battery under test on the platform in the water tank, inject water and heat sodium chloride to make a sodium chloride solution, and control the temperature of the liquid in the pool and the amount of water mist through the control of the temperature-controlled electric heating system and the air pump system. In the desired range, the parameters of the battery are then tested. The present invention is simple in structure, convenient in testing, and does not need to purchase non-standard salt spray testing machines, which greatly reduces the purchase cost, and does not need to be equipped with special personnel for regular maintenance in the later period, which reduces maintenance costs.
Description
技术领域 technical field
本发明涉及电池检测技术领域，具体涉及一种电池盐雾试验装置。 The invention relates to the technical field of battery detection, in particular to a battery salt spray test device.
背景技术 Background technique
目前动力锂电池行业对电池箱的表面防护要求较高，需要进行盐雾实验，达到客户要求、行业要求或企业要求的表面处理防护等级，而市场上购置的标准盐雾试验机内部空间狭小（一般只有500mm*500mm左右的大小），无法满足电池箱的大尺寸要求（较大的电池箱长度可达2000mm以上），且电池箱的重量较重（约200kg以上），就需要对盐雾试验机的基座有更高的要求。若能在尺寸和重量上都达到要求的盐雾试验机，需要定制非标件，购置成本在几十万，且使用盐雾试验机做盐雾实验，需要专人对机器定期维保，并经过专业培训。 At present, the power lithium battery industry has high requirements for the surface protection of battery boxes, and salt spray tests are required to meet the surface treatment protection level required by customers, industry requirements or enterprise requirements, while the standard salt spray test machines purchased on the market have a small internal space ( Generally only about 500mm*500mm in size), which cannot meet the large size requirements of the battery box (the length of the larger battery box can reach more than 2000mm), and the weight of the battery box is relatively heavy (about 200kg or more), so the salt spray test is required The base of the machine has higher requirements. If the salt spray testing machine can meet the requirements in terms of size and weight, non-standard parts need to be customized, and the purchase cost is hundreds of thousands, and the use of the salt spray testing machine for salt spray experiments requires special personnel to maintain the machine regularly, and after Professional Training.
发明内容 Contents of the invention
本发明的目的在于提供一种电池盐雾试验装置及其试验方法，可以大大降低设备的申购成本、维保成本，操作方便。 The purpose of the present invention is to provide a battery salt spray test device and its test method, which can greatly reduce the purchase cost and maintenance cost of the equipment, and is easy to operate.
为实现上述目的，本发明采用了以下技术方案： To achieve the above object, the present invention adopts the following technical solutions:
一种电池盐雾试验装置，包括水槽、槽盖及安装在水槽上的温控加热系统，所述水槽的底部设有测试平台，其侧面设有用于向水槽内注水的进水管、其底部设有排水口，所述测试平台的高度大于水槽内液体的高度，所述测试平台的上侧面设有用于使被测物体与测试平台架空的支撑件。 A battery salt spray test device, including a water tank, a tank cover and a temperature-controlled heating system installed on the water tank, a test platform is provided at the bottom of the water tank, a water inlet pipe for injecting water into the water tank is provided on the side, and a water inlet pipe is provided at the bottom of the water tank. There is a drain, the height of the test platform is greater than the height of the liquid in the water tank, and the upper side of the test platform is provided with a support for making the object under test and the test platform overhead.
所述支撑件为两条平行设置的钢管。 The supporting member is two parallel steel pipes.
所述水槽的侧面还设有用于使水槽中的液体产生气泡的气泵系统。 The side of the water tank is also provided with an air pump system for making the liquid in the water tank generate air bubbles.
所述气泵系统包括安装在水槽底部的气泵及安装在水槽侧壁用于控制气泵工作的气泵控制器。 The air pump system includes an air pump installed at the bottom of the water tank and an air pump controller installed on the side wall of the water tank for controlling the work of the air pump.
所述温控加热系统包括安装在水槽底部的加热器及安装在水槽侧壁用于控制加热器工作的加热控制器。 The temperature-controlled heating system includes a heater installed at the bottom of the water tank and a heating controller installed on the side wall of the water tank for controlling the operation of the heater.
所述槽盖采用亚克力材质制造，所述槽盖与水槽之间设有密封圈。 The tank cover is made of acrylic material, and a sealing ring is arranged between the tank cover and the water tank.
所述温控加热系统通过预设温度值和时间对盐水的温度进行控制。 The temperature-controlled heating system controls the temperature of the brine through preset temperature values and time.
一种电池盐雾试验装置的试验方法，包括以下步骤： A test method for a battery salt spray test device, comprising the following steps:
（1）通过进水管对水槽放水，水位不得超过测试平台高度的三分之二； (1) Drain water into the sink through the water inlet pipe, and the water level shall not exceed two-thirds of the height of the test platform;
（2）通过刻度尺测量水深，计算出水的体积，根据水的体积在水中加入定量的氯化钠配置成所需浓度的氯化钠溶液； (2) Measure the water depth with a scale, calculate the volume of the water, and add a certain amount of sodium chloride to the water according to the volume of the water to make a sodium chloride solution of the required concentration;
（3）将被测物体放置在平台的两根不锈钢管上面，使得被测物体与平台之间架空，以便水雾与被测物体的底部充分接触； (3) Place the measured object on the two stainless steel tubes of the platform, so that the space between the measured object and the platform is overhead, so that the water mist can fully contact the bottom of the measured object;
（4）水池开口处张贴密封圈，盖上亚克力上盖，使水池处在密闭状态； (4) Paste a sealing ring at the opening of the pool, and cover with an acrylic cover to keep the pool in a closed state;
（5）通过对温控电加热系统的温度和时间设置进而自动控制电加热器的开关和水温，使水池内的水温能够按照预设程序进行； (5) By setting the temperature and time of the temperature-controlled electric heating system, the switch of the electric heater and the water temperature are automatically controlled, so that the water temperature in the pool can be carried out according to the preset program;
（6）通过对气泵系统的时间设置进而自动控制气泵开启和闭合时间，使水池内的水雾量控制在所需范围内； (6) By setting the time of the air pump system and then automatically controlling the opening and closing time of the air pump, the amount of water mist in the pool can be controlled within the required range;
（7）实验结束后，通过排水口将盐水排出水池。 (7) After the experiment, drain the salt water out of the pool through the drain.
由上述技术方案可知，本发明结构简单，测试方便，无需购置非标盐雾试验机，大大降低了购置成本；后期无需要配置专人定期维保，降低了维保成本。该实验装置较专业的盐雾试验机简单易学，可在厂区内普及学习。该装置的大小可根据实际情况进行量身定制，完全不受尺寸和重量的限制。 It can be seen from the above technical solution that the present invention has simple structure and convenient testing, and does not need to purchase a non-standard salt spray testing machine, which greatly reduces the purchase cost; there is no need to configure special personnel for regular maintenance in the later period, which reduces the maintenance cost. This experimental device is simpler and easier to learn than the professional salt spray testing machine, and can be popularized and learned in the factory area. The size of the device can be tailored according to the actual situation, not limited by size and weight.
附图说明 Description of drawings
图1是本发明的立体图； Fig. 1 is a perspective view of the present invention;
图2是本发明的剖视图。 Fig. 2 is a cross-sectional view of the present invention.
具体实施方式 detailed description
下面结合附图对本发明做进一步说明： The present invention will be further described below in conjunction with accompanying drawing:
如图1、2所示，本实施例的电池盐雾试验装置，包括水槽1、槽盖2及安装在水槽1上的温控加热系统3，由安装在水槽1底部的加热器31及安装在水槽侧壁用于控制加热器31工作的加热控制器32组成，该温控加热系统3通过预设温度值和时间，对盐水的温度进行控制。在水槽1的底部设有测试平台4，其侧面设有用于向水槽1内注水的进水管5、其底部设有排水口6，该测试平台4的高度大于水槽内液体的高度，用于承载被测物体，使之不与水接触。在测试平台4的上侧面设有用于使被测物体7与测试平台4架空的支撑件8，使水雾充分与被测物体7底部接触。本实施例中，支撑件8为两条平行设置的钢管。在水槽1的侧面还设有气泵系统9，由安装在水槽1底部的气泵91及安装在水槽1侧壁的控制器92组成。该气泵系统9可通过预设时间，使水槽1中的盐水产生气泡，更好的形成水雾并控制水雾量。槽盖2采用亚克力材质制成，在槽盖2与水槽1之间设有密封圈10，使亚克力槽盖2和水槽1更好的贴合形成水池，防止水雾流失。 As shown in Figures 1 and 2, the battery salt spray test device of this embodiment includes a water tank 1, a tank cover 2, and a temperature-controlled heating system 3 installed on the water tank 1. The heater 31 installed at the bottom of the water tank 1 and the installation The heating controller 32 is used to control the operation of the heater 31 on the side wall of the water tank. The temperature-controlled heating system 3 controls the temperature of the brine by preset temperature value and time. The bottom of the water tank 1 is provided with a test platform 4, and its side is provided with a water inlet pipe 5 for injecting water into the water tank 1, and its bottom is provided with a water outlet 6. The measured object, so that it does not come into contact with water. The upper side of the test platform 4 is provided with a supporting member 8 for making the object 7 under test and the test platform 4 overhead, so that the water mist can fully contact the bottom of the object 7 under test. In this embodiment, the supporting member 8 is two parallel steel pipes. An air pump system 9 is also provided on the side of the water tank 1, which consists of an air pump 91 installed at the bottom of the water tank 1 and a controller 92 installed on the side wall of the water tank 1. The air pump system 9 can generate air bubbles in the salt water in the water tank 1 through a preset time, so as to better form water mist and control the amount of water mist. The tank cover 2 is made of acrylic material, and a sealing ring 10 is provided between the tank cover 2 and the water tank 1, so that the acrylic tank cover 2 and the water tank 1 are better fitted to form a pool to prevent the loss of water mist.
本发明所述的试验装置其内部可形成密闭空间，通过控制温控电加热系统3和气泵系统9，使得盐水产生的水雾保留在水池内，模拟盐雾试验机。在实际安装时，该简易盐雾实验装置可以通过在空地上挖坑形成水池，再在坑中挖出“回”字形通道，中间凸台成为平台4，回字形通道成为水槽1，将温控电加热系统3和气泵系统9的线路预埋在水槽1壁内，两个系统的控制器露在水槽1上部外侧（露出地面部分），水槽1内部用水泥泥平，预留进水管5和排水口6即可完成设置和安装。 The test device of the present invention can form a closed space inside, and by controlling the temperature-controlled electric heating system 3 and the air pump system 9, the water mist generated by salt water is retained in the pool, simulating a salt spray test machine. In actual installation, this simple salt spray test device can form a pool by digging a hole in the open space, and then dig out a "back" shaped channel in the pit, the middle boss becomes a platform 4, and the back-shaped channel becomes a water tank 1, and the temperature control The lines of the electric heating system 3 and the air pump system 9 are pre-buried in the wall of the water tank 1, the controllers of the two systems are exposed outside the upper part of the water tank 1 (the part exposed to the ground), the inside of the water tank 1 is leveled with cement mud, and the water inlet pipe 5 and Outlet 6 can complete setting and installation.
使用时，通过控制进水管5对水池放水，水位不得超过平台9高度的三分之二（以免水晃动时接触到被测物体7），通过刻度尺测量水深，计算出水的体积，在水中加入定量的氯化钠配置成所需浓度的氯化钠溶液，将被测物体7放置在测试平台4的两根不锈钢管上面，使得被测物体7与测试平台4之间是架空的，以便水雾可以与被测物体7的底部充分接触。水池上方张贴密封圈10，盖上亚克力槽盖2，使水池处在密闭状态。通过对温控电加热系统3的温度和时间设置进而自动控制电加热器31的开关和水温，使得水池内的水温能够按照预设程序进行。通过对气泵系统9的时间设置进而自动控制气泵91开启和闭合时间，使得水池内的水雾量控制在所需范围内。实验结束后，可通过排水口6将盐水排出水池。 When in use, discharge water to the pool by controlling the water inlet pipe 5, the water level must not exceed two-thirds of the height of the platform 9 (to avoid touching the object 7 when the water shakes), measure the water depth with a scale, calculate the volume of the water, and add Quantitative sodium chloride is configured into a sodium chloride solution of required concentration, and the measured object 7 is placed on the two stainless steel pipes of the test platform 4, so that the space between the measured object 7 and the test platform 4 is overhead, so that the water The fog can fully contact the bottom of the measured object 7 . Paste sealing ring 10 above the pool, and cover the acrylic tank cover 2, so that the pool is in an airtight state. By setting the temperature and time of the temperature-controlled electric heating system 3 and then automatically controlling the switch of the electric heater 31 and the water temperature, the water temperature in the pool can be carried out according to the preset program. By setting the time of the air pump system 9 and then automatically controlling the opening and closing time of the air pump 91, the amount of water mist in the pool is controlled within the required range. After the experiment is over, the brine can be discharged from the pool through the drain port 6.
以上所述的实施例仅仅是对本发明的优选实施方式进行描述，并非对本发明的范围进行限定，在不脱离本发明设计精神的前提下，本领域普通技术人员对本发明的技术方案作出的各种变形和改进，均应落入本发明权利要求书确定的保护范围内。 The above-mentioned embodiments are only descriptions of preferred implementations of the present invention, and are not intended to limit the scope of the present invention. Variations and improvements should fall within the scope of protection defined by the claims of the present invention.
Claims (8)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610120531.3A CN105699278A (en) | 2016-03-03 | 2016-03-03 | Battery salt spray test device and test method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610120531.3A CN105699278A (en) | 2016-03-03 | 2016-03-03 | Battery salt spray test device and test method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105699278A true CN105699278A (en) | 2016-06-22 |
Family
ID=56223866
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610120531.3A Pending CN105699278A (en) | 2016-03-03 | 2016-03-03 | Battery salt spray test device and test method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105699278A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109957816A (en) * | 2017-12-26 | 2019-07-02 | 天水师范学院 | A PE electrolytic cell with internal heat exchange system and exhaust system and combined cover plate |
| CN112433123A (en) * | 2020-11-25 | 2021-03-02 | 云南电网有限责任公司电力科学研究院 | Terminal electrical performance testing device and method |
| CN113075559A (en) * | 2021-03-31 | 2021-07-06 | 中汽研汽车检验中心（天津）有限公司 | Hydrogen fuel cell soaks test device |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2757120Y (en) * | 2004-12-23 | 2006-02-08 | 常州市华夏环境试验设备有限公司 | Salt fog corrosion test box |
| CN101726068A (en) * | 2009-12-09 | 2010-06-09 | 宋毅明 | Fresh air conveying/humidifying machine |
| CN102156092A (en) * | 2011-04-06 | 2011-08-17 | 北京科技大学 | Multi-purpose salt fog test box |
| CN202548016U (en) * | 2012-03-07 | 2012-11-21 | 北京碧海舟腐蚀防护工业股份有限公司 | Testing machine |
| CN202693452U (en) * | 2012-06-11 | 2013-01-23 | 浙江吉利汽车研究院有限公司杭州分公司 | Novel salt-fog cabinet test device |
| CN203324148U (en) * | 2013-05-21 | 2013-12-04 | 佛山市高明绿色德化工有限公司 | Salt mist machine |
| CN203365289U (en) * | 2013-05-28 | 2013-12-25 | 资阳赛特化工有限公司 | Simulation type salt fog machine |
| CN204107520U (en) * | 2014-09-28 | 2015-01-21 | 无锡优联测控技术有限公司 | A kind of multi-functional salt-mist corrosion tester |
| CN204988973U (en) * | 2015-08-03 | 2016-01-20 | 上海启津测试技术有限公司 | Salt spray test box |
| CN205449766U (en) * | 2016-03-03 | 2016-08-10 | 合肥国轩高科动力能源有限公司 | Battery salt fog test device |
-
2016
- 2016-03-03 CN CN201610120531.3A patent/CN105699278A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2757120Y (en) * | 2004-12-23 | 2006-02-08 | 常州市华夏环境试验设备有限公司 | Salt fog corrosion test box |
| CN101726068A (en) * | 2009-12-09 | 2010-06-09 | 宋毅明 | Fresh air conveying/humidifying machine |
| CN102156092A (en) * | 2011-04-06 | 2011-08-17 | 北京科技大学 | Multi-purpose salt fog test box |
| CN202548016U (en) * | 2012-03-07 | 2012-11-21 | 北京碧海舟腐蚀防护工业股份有限公司 | Testing machine |
| CN202693452U (en) * | 2012-06-11 | 2013-01-23 | 浙江吉利汽车研究院有限公司杭州分公司 | Novel salt-fog cabinet test device |
| CN203324148U (en) * | 2013-05-21 | 2013-12-04 | 佛山市高明绿色德化工有限公司 | Salt mist machine |
| CN203365289U (en) * | 2013-05-28 | 2013-12-25 | 资阳赛特化工有限公司 | Simulation type salt fog machine |
| CN204107520U (en) * | 2014-09-28 | 2015-01-21 | 无锡优联测控技术有限公司 | A kind of multi-functional salt-mist corrosion tester |
| CN204988973U (en) * | 2015-08-03 | 2016-01-20 | 上海启津测试技术有限公司 | Salt spray test box |
| CN205449766U (en) * | 2016-03-03 | 2016-08-10 | 合肥国轩高科动力能源有限公司 | Battery salt fog test device |
Non-Patent Citations (1)
| Title |
|---|
| 彭国勋,印刷工业出版社:北京: "《物流运输包装设计 第二版》", 31 January 2012 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109957816A (en) * | 2017-12-26 | 2019-07-02 | 天水师范学院 | A PE electrolytic cell with internal heat exchange system and exhaust system and combined cover plate |
| CN112433123A (en) * | 2020-11-25 | 2021-03-02 | 云南电网有限责任公司电力科学研究院 | Terminal electrical performance testing device and method |
| CN112433123B (en) * | 2020-11-25 | 2022-08-09 | 云南电网有限责任公司电力科学研究院 | Terminal electrical performance testing device and method |
| CN113075559A (en) * | 2021-03-31 | 2021-07-06 | 中汽研汽车检验中心（天津）有限公司 | Hydrogen fuel cell soaks test device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105699278A (en) | Battery salt spray test device and test method thereof | |
| CN105499240A (en) | Automatic water tank cleaning device | |
| US20220023806A1 (en) | Solution preparation device, and solution replacement system and method | |
| CN106053760A (en) | Debris flow source starting simulation apparatus based on combined action of surface flow scouring and rainfall | |
| CN104833627A (en) | Seawater corrosion testing device | |
| CN207248709U (en) | A kind of in-situ metal corrosion fatigue test apparatus of corrosive liquid Parameter adjustable | |
| CN104534284B (en) | Urban underground pipeline fault simulation system | |
| CN104198360A (en) | Simulation experiment device for coupling effect of acid rain, dampness heat and mechanical load | |
| CN205324316U (en) | Water tank self -cleaning device | |
| JP5736607B2 (en) | Chemical injection control method and chemical injection control device | |
| CN206592775U (en) | Oil spilling experiment detergent spray flusher | |
| CN103411874B (en) | Test box for flowing water eroding cement concrete | |
| CN206168621U (en) | Controllable raininess rainfall simulation device in field | |
| CN206945497U (en) | A kind of automatic drilling water injection test instrument | |
| CN104833791B (en) | A kind of Portable artificial rainfall simulation device | |
| CN106647831A (en) | Test device and control method for controlling underground water level balance | |
| CN205449766U (en) | Battery salt fog test device | |
| CN205361397U (en) | Water bath pot | |
| CN107764694A (en) | The water bath device of heat energy recycling and the desorption instrument including the device can be achieved | |
| CN205517855U (en) | Thermostatic water bath device | |
| CN207780615U (en) | A kind of toxicological experiment toxicant concentration control device | |
| CN205786621U (en) | Wash away mud-rock flow thing source coefficient with rainfall based on surface current and start analog | |
| RU151772U1 (en) | LABORATORY INSTALLATION FOR TESTING OF SAMPLES OF BUILDING MATERIALS FOR BIOSTABILITY IN MODEL ENVIRONMENTS | |
| CN106768648B (en) | Buried pipeline leakage simulation test system | |
| CN214473319U (en) | Test device for simulating influence of height of interflow head on ditch head source-tracing erosion |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160622 |