CN110715172A - A laboratory waste liquid sorting device - Google Patents
A laboratory waste liquid sorting device Download PDFInfo
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- CN110715172A CN110715172A CN201910834985.0A CN201910834985A CN110715172A CN 110715172 A CN110715172 A CN 110715172A CN 201910834985 A CN201910834985 A CN 201910834985A CN 110715172 A CN110715172 A CN 110715172A
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- 239000007788 liquid Substances 0.000 title claims abstract description 125
- 239000002699 waste material Substances 0.000 title claims abstract description 44
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 53
- 239000002253 acid Substances 0.000 claims abstract description 26
- 230000007935 neutral effect Effects 0.000 claims abstract description 26
- 239000003513 alkali Substances 0.000 claims abstract description 14
- 238000005260 corrosion Methods 0.000 claims abstract description 10
- 238000007789 sealing Methods 0.000 claims description 32
- 239000000463 material Substances 0.000 claims description 3
- 239000003973 paint Substances 0.000 claims description 3
- 238000000926 separation method Methods 0.000 claims 1
- 230000009466 transformation Effects 0.000 abstract description 3
- 239000010808 liquid waste Substances 0.000 description 9
- 238000000034 method Methods 0.000 description 5
- 239000000243 solution Substances 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- -1 polytetrafluoroethylene Polymers 0.000 description 3
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 3
- 239000004810 polytetrafluoroethylene Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 230000002378 acidificating effect Effects 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 238000000844 transformation Methods 0.000 description 1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D1/00—Pipe-line systems
- F17D1/08—Pipe-line systems for liquids or viscous products
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D3/00—Arrangements for supervising or controlling working operations
- F17D3/01—Arrangements for supervising or controlling working operations for controlling, signalling, or supervising the conveyance of a product
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Abstract
本发明涉及了一种实验室废液分类装置，所述水槽内壁涂覆有防腐层，所述竖直管道的上方设置有进液口，所述进液口与水槽出液口相连接，所述竖直管道的侧壁上开设有中性液出液口，所述水平管道的下方设置有酸液出液口以及碱液出液口，所述密封件设置于水平管道内，所述PH传感器设置于水槽内侧，所述第一组件以及第二组件分别设置于水平管道的两端，所述第一组件包括第一电磁铁以及第一磁块，所述第二组件包括第二电磁铁以及第二磁块，所述第一磁块以及第二磁块的同极均朝向密封件方向且与之相连接，所述PH传感器通过控制器分别与第一电磁铁以及第二电磁铁电连接。该实验室废液分类装置可直接在现有的实验台水槽下安装，具有改造方便的优点。
The invention relates to a laboratory waste liquid classification device. The inner wall of the water tank is coated with an anti-corrosion layer, a liquid inlet is arranged above the vertical pipe, and the liquid inlet is connected with the liquid outlet of the water tank, so the The side wall of the vertical pipe is provided with a neutral liquid outlet, an acid liquid outlet and an alkali liquid outlet are arranged below the horizontal pipe, the seal is arranged in the horizontal pipe, and the PH The sensor is arranged inside the water tank, the first component and the second component are respectively arranged at both ends of the horizontal pipe, the first component includes a first electromagnet and a first magnetic block, and the second component includes a second electromagnet and a second magnet block, the same poles of the first magnet block and the second magnet block are both facing the direction of the seal and connected to it, the PH sensor is electrically connected to the first electromagnet and the second electromagnet respectively through the controller connect. The laboratory waste liquid sorting device can be directly installed under the existing laboratory bench water tank, and has the advantages of convenient transformation.
Description
技术领域technical field
本发明涉及实验室设备领域，尤其涉及一种实验室废液分类装置。The invention relates to the field of laboratory equipment, in particular to a laboratory waste liquid sorting device.
背景技术Background technique
实验楼现有的废液分类方式是在各实验室内配套废酸桶、废碱桶和中性废液桶，工作人员会定期去每个实验室更换废液桶，这种废液回收方式在实际过程中会遇到较多的问题，容易倒错废液桶，存在一定的安全隐患。尤其是在人数较多的实验室，有些实验员可能会因为离废液桶较远，而直接将废液倒入水槽中冲走造成环境污染。The existing waste liquid classification method in the laboratory building is to match waste acid barrels, waste alkali barrels and neutral waste liquid barrels in each laboratory. The staff will go to each laboratory to replace the waste liquid barrels on a regular basis. This waste liquid recycling method In the actual process, many problems will be encountered, and it is easy to invert the waste liquid bucket, and there are certain safety hazards. Especially in laboratories with a large number of people, some experimenters may directly pour the waste liquid into the sink to wash away the waste liquid because they are far away from the waste liquid bucket, causing environmental pollution.
发明内容SUMMARY OF THE INVENTION
为此，需要提供一种实验室废液分类装置，来解决实验室废液回收困难的问题。Therefore, it is necessary to provide a laboratory waste liquid sorting device to solve the problem of difficulty in recycling laboratory waste liquid.
为实现上述目的，发明人提供了一种实验室废液分类装置，包括水槽、分选管道、密封件以及控制系统；In order to achieve the above object, the inventor provides a laboratory waste liquid classification device, which includes a water tank, a sorting pipeline, a seal and a control system;
所述水槽内壁涂覆有防腐层，所述水槽底部设置有水槽出液口；The inner wall of the water tank is coated with an anti-corrosion layer, and the bottom of the water tank is provided with a water tank liquid outlet;
所述分选管道包括垂直相连的水平管道与竖直管道，所述竖直管道的上方设置有进液口，所述进液口与水槽出液口相连接，所述竖直管道的侧壁上开设有中性液出液口，所述水平管道的下方设置有酸液出液口以及碱液出液口，所述密封件设置于水平管道内，所述密封件大小与水平管道内径相适配，且所述密封件的上端面大小与水平管道以及竖直管道的相交处相适配，所述密封件的下端面大小与酸液出液口以及碱液出液口相适配；The sorting pipeline includes a vertically connected horizontal pipeline and a vertical pipeline, a liquid inlet is provided above the vertical pipeline, the liquid inlet is connected with the liquid outlet of the water tank, and the side wall of the vertical pipeline is The upper part is provided with a neutral liquid outlet, the lower part of the horizontal pipe is provided with an acid liquid outlet and an alkali liquid outlet, the sealing member is arranged in the horizontal pipe, and the size of the sealing member is the same as the inner diameter of the horizontal pipe. The size of the upper end face of the sealing member is adapted to the intersection of the horizontal pipe and the vertical pipe, and the size of the lower end face of the sealing member is adapted to the acid liquid outlet and the alkali liquid outlet;
所述控制系统包括PH传感器、控制器、第一组件以及第二组件，所述PH传感器设置于水槽内侧，所述第一组件以及第二组件分别设置于水平管道的两端，所述第一组件包括第一电磁铁以及第一磁块，所述第二组件包括第二电磁铁以及第二磁块，所述第一磁块以及第二磁块的同极均朝向密封件方向且与之相连接，所述PH传感器通过控制器分别与第一电磁铁以及第二电磁铁电连接；The control system includes a pH sensor, a controller, a first component and a second component, the pH sensor is arranged inside the water tank, the first component and the second component are respectively arranged at both ends of the horizontal pipe, the first component The assembly includes a first electromagnet and a first magnet block, the second assembly includes a second electromagnet and a second magnet block, and the same poles of the first magnet block and the second magnet block both face the direction of the seal and are connected with it connected, the PH sensor is electrically connected to the first electromagnet and the second electromagnet respectively through the controller;
所述中性液出液口开设于竖直管道的下端，且所述中性液出液口处设置有倒U形的中性液出液管。The neutral liquid outlet is opened at the lower end of the vertical pipeline, and an inverted U-shaped neutral liquid outlet pipe is arranged at the neutral liquid outlet.
进一步地，所述第一组件还包括第一壳体，所述第一壳体为中空的壳状结构，所述第一壳体连接于水平管道的一侧，所述第一壳体朝向水平管道的一侧开设有第一通孔，所述第一磁块与第一电磁铁之间通过第一连接杆相连接，所述第一连接杆穿设于第一通孔内；Further, the first assembly further includes a first casing, the first casing is a hollow shell-like structure, the first casing is connected to one side of the horizontal pipe, and the first casing faces the horizontal One side of the pipe is provided with a first through hole, the first magnetic block and the first electromagnet are connected by a first connecting rod, and the first connecting rod is penetrated in the first through hole;
所述第二组件还包括第二壳体，所述第二壳体为中空的壳状结构，所述第二壳体连接于水平管道的另一侧，所述第二壳体朝向水平管道的一侧开设有第二通孔，所述第二磁块与第二电磁铁之间通过第二连接杆相连接，所述第二连接杆穿设于第二通孔内。The second assembly further includes a second casing, the second casing is a hollow shell-like structure, the second casing is connected to the other side of the horizontal pipe, and the second casing faces the horizontal pipe. A second through hole is opened on one side, the second magnetic block and the second electromagnet are connected by a second connecting rod, and the second connecting rod is penetrated in the second through hole.
进一步地，所述密封件堵塞水平管道以及竖直管道的相交处时为第一位置，所述密封件堵塞碱性出液口处时为第二位置，所述密封件堵塞酸性出液口处时为第三位置；Further, the first position is when the seal blocks the intersection of the horizontal pipe and the vertical pipe, the second position is when the seal blocks the alkaline outlet, and the seal blocks the acid outlet. is the third position;
且所述第一位置与第二位置、第三位置之间的距离相同。And the distances between the first position, the second position and the third position are the same.
进一步地，所述第一连接杆与第一通孔之间设置有第一密封环，所述第二连接杆与第二通孔之间设置有第二密封环。Further, a first sealing ring is arranged between the first connecting rod and the first through hole, and a second sealing ring is arranged between the second connecting rod and the second through hole.
进一步地，所述水槽出液口设置有出液开关，所述出液开关与控制器电连接，所述控制器控制出液开关启闭。Further, the liquid outlet of the water tank is provided with a liquid outlet switch, the liquid outlet switch is electrically connected with a controller, and the controller controls the opening and closing of the liquid outlet switch.
进一步地，所述防腐层材质为ZS-1034耐酸碱防腐漆。Further, the material of the anti-corrosion layer is ZS-1034 acid and alkali resistant anti-corrosion paint.
进一步地，所述水槽的底部为弧形的。Further, the bottom of the water tank is arc-shaped.
区别于现有技术，上述技术方案具有如下优点：利用控制系统中的PH传感器检测废液的酸碱性，再通过控制器控制第一电磁铁或第二电磁铁工作，实现密封件的位置移动，从而打开对应的管道，达到不同废液快速回收的效果，且该实验室废液分类装置可直接在现有的实验台水槽下安装，具有改造方便的优点。Different from the prior art, the above technical solution has the following advantages: the pH sensor in the control system is used to detect the acidity and alkalinity of the waste liquid, and then the controller controls the operation of the first electromagnet or the second electromagnet to realize the position movement of the seal. , so as to open the corresponding pipeline to achieve the effect of rapid recovery of different waste liquids, and the laboratory waste liquid classification device can be directly installed under the existing laboratory bench water tank, which has the advantage of convenient transformation.
附图说明Description of drawings
图1为本实施例一种实验室废液分类装置的密封件位于第一位置时的示意图；Fig. 1 is the schematic diagram when the sealing member of a kind of laboratory waste liquid sorting device of the present embodiment is in the first position;
图2为本实施例一种实验室废液分类装置的密封件位于第二位置时的示意图；2 is a schematic diagram of a sealing member of a laboratory waste liquid sorting device of the present embodiment at a second position;
图3为本实施例一种实验室废液分类装置的密封件位于第三位置时的示意图。FIG. 3 is a schematic diagram of a sealing member of a laboratory waste liquid sorting device in a third position according to the present embodiment.
附图标记说明：Description of reference numbers:
1、水槽；1. Sink;
11、水槽出液口；11. Sink outlet;
2、密封件；2. Seals;
31、水平管道；31. Horizontal pipes;
32、竖直管道；32. Vertical pipeline;
33、中性液出液口；33. Neutral liquid outlet;
34、酸液出液口；34. Acid liquid outlet;
35、碱液出液口；35. The lye liquid outlet;
41、PH传感器；41. PH sensor;
42、控制器；42. Controller;
43、第一组件；43. The first component;
431、第一电磁铁；431. The first electromagnet;
432、第一磁块；432. The first magnetic block;
433、第一壳体；433. The first shell;
44、第二组件；44. The second component;
441、第二电磁铁；441. The second electromagnet;
442、第二磁块；442. The second magnetic block;
443、第二壳体；443. Second shell;
45、第一连接杆；45. The first connecting rod;
46、第二连接杆。46. The second connecting rod.
具体实施方式Detailed ways
为详细说明技术方案的技术内容、构造特征、所实现目的及效果，以下结合具体实施例并配合附图详予说明。In order to describe in detail the technical content, structural features, achieved objectives and effects of the technical solution, the following detailed description is given in conjunction with specific embodiments and accompanying drawings.
请参阅图1、图2以及图3，本发明提供一种实验室废液分类装置，包括水槽1、分选管道、密封件2以及控制系统；Please refer to FIG. 1, FIG. 2 and FIG. 3, the present invention provides a laboratory waste liquid sorting device, including a
水槽可选用现有的实验台配备水槽，为避免实验废液腐蚀水槽，可在水槽内壁涂覆一层ZS-1034耐酸碱防腐漆，ZS-1034耐酸碱防腐漆漆涂层致密性高，能有效屏蔽气体和腐蚀液渗透，很好的防止酸碱腐蚀介质物理和化学反应，ZS-1034耐酸碱防腐漆的耐温幅度在-45℃到150℃之间，能够满足一般实验室的基本需求。The water tank can be equipped with a water tank on the existing experimental bench. In order to avoid the corrosion of the water tank by the experimental waste liquid, a layer of ZS-1034 acid and alkali resistant anti-corrosion paint can be applied to the inner wall of the water tank. , It can effectively shield the penetration of gas and corrosive liquid, and prevent the physical and chemical reaction of acid and alkali corrosion medium. basic needs.
所述水槽底部设置有水槽出液口11，分选管道连接在水槽下方，分选管道的进液口与水槽出液口相连接。The bottom of the water tank is provided with a water
所述分选管道包括垂直相连的水平管道31与竖直管道32，所述竖直管道的上端开口即分选管道的进液口，所述竖直管道的侧壁上开设有中性液出液口33，所述水平管道的下方设置有酸液出液口34以及碱液出液口35，中性液出液口、酸液出液口以及碱液出液口上均设置有接口，中性液出液口、酸液出液口以及碱液出液口通过接口分别与中性液废液桶、酸性液废液桶以及碱性液废液桶相连接。The sorting pipeline includes a
密封件的作用是通断水槽与中性液出液口、酸液出液口或碱液出液口，将倒入水槽内的液体分别输送入不同的出液口，完成废液回收工作。密封件的材料具体选用聚四氟乙烯制成，聚四氟乙烯具有较强的抗酸抗碱性。The function of the seal is to connect and disconnect the water tank and the neutral liquid outlet, acid liquid outlet or lye liquid outlet, and transport the liquid poured into the water tank into different liquid outlets respectively to complete the waste liquid recovery work. The material of the seal is made of polytetrafluoroethylene, which has strong acid and alkali resistance.
所述密封件设置于水平管道内，所述密封件大小与水平管道内径相适配，密封件的外表面与水平管道的内壁紧密贴合，且所述密封件的上端面大小与水平管道以及竖直管道的相交处相适配，所述密封件的下端面大小与酸液出液口以及碱液出液口相适配。如图1所示，当密封件位于第一位置时，水槽内的水进入竖直管道内后，由中性液出液口输出到中性液废液桶中；如图2所示，当密封件位于第二位置时，水槽内的水从竖直管道进入水平管道后，由酸性出液口输出到酸性液废液桶中；如图3所示，当密封件位于第三位置时，水槽内的水从竖直管道进入水平管道后，由碱性出液口输出到碱性液废液桶中。The sealing element is arranged in the horizontal pipe, the size of the sealing element is adapted to the inner diameter of the horizontal pipe, the outer surface of the sealing element is closely fitted with the inner wall of the horizontal pipe, and the size of the upper end surface of the sealing element is the same as that of the horizontal pipe and the inner wall of the horizontal pipe. The intersections of the vertical pipes are matched, and the size of the lower end face of the seal is matched with the acid liquid outlet and the alkali liquid outlet. As shown in Figure 1, when the seal is in the first position, after the water in the water tank enters the vertical pipe, it is output from the neutral liquid outlet to the neutral liquid waste tank; as shown in Figure 2, when When the seal is in the second position, after the water in the water tank enters the horizontal pipe from the vertical pipe, it is output to the acid liquid waste tank from the acid liquid outlet; as shown in Figure 3, when the seal is in the third position, After the water in the water tank enters the horizontal pipe from the vertical pipe, it is output to the alkaline liquid waste tank from the alkaline liquid outlet.
所述控制系统包括PH传感器41、控制器42、第一组件43以及第二组件44，所述PH传感器设置于水槽内侧，PH传感器是能检测溶液酸碱性并转换成相应的可用输出信号的传感器，其特点有：具有防水功能；抗化学腐蚀能力强，整体密封，可消除泄漏现象；寿命长，在有毒离子水溶液中性能良好。The control system includes a
所述第一组件以及第二组件分别设置于水平管道的两端，所述第一组件包括第一电磁铁431以及第一磁块432，所述第二组件包括第二电磁铁441以及第二磁块442，所述第一磁块以及第二磁块的同极均朝向密封件方向且与之相连接，所述PH传感器通过控制器分别与第一电磁铁以及第二电磁铁电连接。当所述第一磁块以及第二磁块的S极均朝向密封件方向时，第一磁块朝向第一电磁铁的一端以及第二磁铁朝向第二电磁铁的一端均为N极。The first component and the second component are respectively disposed at both ends of the horizontal pipe. The first component includes a
该实验室废液分类装置在使用时，密封件位于第一位置，此时的密封件所在位置为初始位置。将废液倒入水槽内，设置在水槽内侧的PH传感器检测废液的PH值，PH传感器将检测到的PH数值转换成电信号传输至控制器中。控制器控制第一电磁铁、第二电磁铁工作分以下三种情况：第一种，当PH传感器检测废液呈中性时，控制器控制第一电磁铁以及第二电磁铁上产生磁力相同的磁力，且第一电磁铁朝向密封件的一端以及第二电磁铁朝向密封件的一端均为S极或均为N极，此时第一电磁铁对第一磁块产生的吸引力/排斥力与第二电磁铁对第二磁块产生的吸引力/排斥力相等，此时密封件两端所受作用力相同，密封件保持初始位置不动，水槽内的水进入竖直管道内后，由中性液出液口输出到中性液废液桶中。第二种，当PH传感器检测废液呈酸性时，控制器控制第二电磁铁产生磁力，第二电磁铁朝向密封件的一端为S极，此时，第二磁块朝向第二电磁铁方向的N极被吸引，从而将密封件向第二位置方向拉动，水槽内的水从竖直管道进入水平管道后，由酸性出液口输出到酸性液废液桶中。第三种，当PH传感器检测废液呈碱性时，控制器控制第一电磁铁产生磁力，第一电磁铁朝向密封件的一端为S极，此时，第一磁块朝向第一电磁铁方向的N极被吸引，从而将密封件向第三位置方向拉动，水槽内的水从竖直管道进入水平管道后，由碱性出液口输出到碱性液废液桶中。When the laboratory waste liquid sorting device is in use, the sealing element is in the first position, and the position of the sealing element at this time is the initial position. Pour the waste liquid into the water tank, the pH sensor installed inside the water tank detects the pH value of the waste liquid, and the pH sensor converts the detected pH value into an electrical signal and transmits it to the controller. The controller controls the first electromagnet and the second electromagnet to work in the following three situations: The first one, when the PH sensor detects that the waste liquid is neutral, the controller controls the first electromagnet and the second electromagnet to generate the same magnetic force. and the end of the first electromagnet facing the seal and the end of the second electromagnet facing the seal are both S poles or both are N poles, at this time the attraction/repulsion of the first electromagnet to the first magnet block The force is equal to the attraction/repulsion force generated by the second electromagnet to the second magnet block. At this time, the force on both ends of the seal is the same, and the seal remains at the initial position. After the water in the water tank enters the vertical pipe , output from the neutral liquid outlet to the neutral liquid waste tank. Second, when the PH sensor detects that the waste liquid is acidic, the controller controls the second electromagnet to generate a magnetic force. The end of the second electromagnet facing the seal is the S pole. At this time, the second magnet block is facing the direction of the second electromagnet. The N pole of the water tank is attracted to pull the seal to the direction of the second position. After the water in the water tank enters the horizontal pipe from the vertical pipe, it is output to the acid liquid waste tank from the acid liquid outlet. Third, when the pH sensor detects that the waste liquid is alkaline, the controller controls the first electromagnet to generate a magnetic force. The end of the first electromagnet facing the seal is the S pole. At this time, the first magnet block faces the first electromagnet. The N pole in the direction is attracted, thereby pulling the seal to the third position. After the water in the water tank enters the horizontal pipe from the vertical pipe, it is output from the alkaline liquid outlet to the alkaline liquid waste tank.
在某些优选的实施例中，所述第一组件还包括第一壳体433，所述第一壳体为中空的壳状结构，所述第一壳体连接于水平管道的一侧，所述第一壳体朝向水平管道的一侧开设有第一通孔，所述第一磁块与第一电磁铁之间通过第一连接杆相连接，所述第一连接杆穿设于第一通孔内；In some preferred embodiments, the first component further includes a
所述第二组件还包括第二壳体443，所述第二壳体为中空的壳状结构，所述第二壳体连接于水平管道的另一侧，所述第二壳体朝向水平管道的一侧开设有第二通孔，所述第二磁块与第二电磁铁之间通过第二连接杆相连接，所述第二连接杆穿设于第二通孔内。The second assembly further includes a
第一连接杆与第二连接杆均为水平设置，第一连接杆45与第二连接杆46也选用聚四氟乙烯制成，聚四氟乙烯具有较强的抗酸抗碱性。Both the first connecting rod and the second connecting rod are arranged horizontally, and the first connecting
在某些优选的实施例中，第一连接杆与第二连接杆的长度相同。所述密封件堵塞水平管道以及竖直管道的相交处时为第一位置，所述密封件堵塞碱性出液口处时为第二位置，所述密封件堵塞酸性出液口处时为第三位置。在某些优选的实施例中，且所述第一位置与第二位置、第三位置之间的距离相同。使得当密封件位于初始位置时，第一组件与第二组件的内部结构对称设置，控制器控制第一电磁铁与第二电磁铁的磁力相同。In certain preferred embodiments, the first connecting rod is the same length as the second connecting rod. The first position is when the seal blocks the intersection of the horizontal pipe and the vertical pipe, the second position when the seal blocks the alkaline outlet, and the second position when the seal blocks the acid outlet. Three positions. In some preferred embodiments, the distances between the first position, the second position and the third position are the same. When the sealing element is in the initial position, the internal structures of the first component and the second component are symmetrically arranged, and the controller controls the magnetic force of the first electromagnet and the second electromagnet to be the same.
在某些优选的实施例中，所述第一连接杆与第一通孔之间设置有第一密封环，所述第二连接杆与第二通孔之间设置有第二密封环。第一密封环与第二密封环也选用聚四氟乙烯制成，避免分选管道内的废液通过第一通孔以及第二通孔泄漏到第一组件以及第二组件中。In some preferred embodiments, a first sealing ring is disposed between the first connecting rod and the first through hole, and a second sealing ring is disposed between the second connecting rod and the second through hole. The first sealing ring and the second sealing ring are also made of polytetrafluoroethylene, so as to prevent the waste liquid in the sorting pipeline from leaking into the first component and the second component through the first through hole and the second through hole.
在某些优选的实施例中，所述水槽出液口设置有出液开关(图中未示出)，所述出液开关与控制器电连接，所述控制器控制出液开关启闭。出液开关初始状态为关闭，将废液倒入水槽内，当PH传感器检测完水槽内废液的PH浓度，控制器收到PH传感器反馈的电信号后，控制器控制出液开关开启。In some preferred embodiments, the liquid outlet of the water tank is provided with a liquid outlet switch (not shown in the figure), the liquid outlet switch is electrically connected with a controller, and the controller controls the opening and closing of the liquid outlet switch. The initial state of the liquid outlet switch is closed, and the waste liquid is poured into the water tank. When the pH sensor detects the pH concentration of the waste liquid in the water tank, and the controller receives the electrical signal fed back by the pH sensor, the controller controls the liquid outlet switch to open.
在某些优选的实施例中，所述中性液出液口开设于竖直管道的下端，避免输出中性液之后竖直管道内有余留的废液。且所述中性液出液口处设置有倒U形的中性液出液管，能够有效避免酸碱液在流经竖直管道的时候从中性液出液口漏出。In some preferred embodiments, the neutral liquid outlet is opened at the lower end of the vertical pipe, so as to avoid residual waste liquid in the vertical pipe after the neutral liquid is output. In addition, the neutral liquid outlet is provided with an inverted U-shaped neutral liquid outlet pipe, which can effectively prevent the acid and alkali liquid from leaking from the neutral liquid outlet when flowing through the vertical pipeline.
在某些优选的实施例中，所述水槽的底部为弧形的。其有益效果在于，能够加速排干水槽内部的废液。In certain preferred embodiments, the bottom of the sink is arcuate. The beneficial effect is that the waste liquid in the water tank can be quickly drained.
需要说明的是，尽管在本文中已经对上述各实施例进行了描述，但并非因此限制本发明的专利保护范围。因此，基于本发明的创新理念，对本文所述实施例进行的变更和修改，或利用本发明说明书及附图内容所作的等效结构或等效流程变换，直接或间接地将以上技术方案运用在其他相关的技术领域，均包括在本发明专利的保护范围之内。It should be noted that, although the above embodiments have been described herein, it does not limit the scope of the patent protection of the present invention. Therefore, based on the innovative concept of the present invention, changes and modifications to the embodiments described herein, or equivalent structures or equivalent process transformations made by using the contents of the description and drawings of the present invention, directly or indirectly apply the above technical solutions In other related technical fields, all are included in the protection scope of the patent of the present invention.
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