CN220413533U - A pipe circulation pickling and passivation device - Google Patents
A pipe circulation pickling and passivation device Download PDFInfo
- Publication number
- CN220413533U CN220413533U CN202322162568.0U CN202322162568U CN220413533U CN 220413533 U CN220413533 U CN 220413533U CN 202322162568 U CN202322162568 U CN 202322162568U CN 220413533 U CN220413533 U CN 220413533U
- Authority
- CN
- China
- Prior art keywords
- pickling
- circulation
- waste liquid
- liquid treatment
- tank
- 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.)
- Active
Links
- 238000005554 pickling Methods 0.000 title claims abstract description 122
- 238000002161 passivation Methods 0.000 title claims abstract description 19
- 239000007788 liquid Substances 0.000 claims abstract description 60
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 54
- 239000002699 waste material Substances 0.000 claims abstract description 49
- 238000001914 filtration Methods 0.000 claims abstract description 14
- 238000007789 sealing Methods 0.000 claims abstract description 8
- 238000003756 stirring Methods 0.000 claims description 34
- 239000003814 drug Substances 0.000 claims description 4
- 239000011148 porous material Substances 0.000 claims 5
- 239000003651 drinking water Substances 0.000 claims 1
- 235000020188 drinking water Nutrition 0.000 claims 1
- 239000002351 wastewater Substances 0.000 abstract description 8
- 239000010865 sewage Substances 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 4
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 125000004122 cyclic group Chemical group 0.000 description 9
- 239000002253 acid Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 238000006386 neutralization reaction Methods 0.000 description 6
- 239000007787 solid Substances 0.000 description 4
- 230000003472 neutralizing effect Effects 0.000 description 3
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Landscapes
- Cleaning By Liquid Or Steam (AREA)
Abstract
Description
技术领域Technical field
本实用新型属于管道酸洗技术领域，具体是指一种管道循环酸洗钝化装置。The utility model belongs to the technical field of pipeline pickling, and specifically refers to a pipeline cyclic pickling passivation device.
背景技术Background technique
工业管道在使用前均需要进行酸洗处理，目的是通过化学作用将金属管道表面的氧化物和油污去掉。同时酸洗后也使管壁的底层金属得到保护，防止进一步腐蚀。循环酸洗工艺就是，通过储送酸装置不断将酸液送入待清洗的管道内，清洗完管道的酸液则流回储送酸装置循环使用。公开号为CN216192747U的专利公布了一种管道循环酸洗装置，通过液压机带动升降平台进行升降，便于管道的连接和冲洗，将酸洗箱和中和箱结合成一体，对管道酸洗后的废液通过排水管排到中和管中进行中和，中和后的废液通过排污管排到污水系统中，更加的环保。但是酸洗废液中和处理过程中，会产生很对悬浮物，直接排放中和废水不仅会污染环境，而且还有可能堵塞排水口，影响污水处理工作。所以，急需一种新型管道循环酸洗钝化装置解决上述难题。Industrial pipelines need to be pickled before use. The purpose is to remove oxides and oil on the surface of metal pipelines through chemical action. At the same time, pickling also protects the underlying metal of the pipe wall to prevent further corrosion. The cyclic pickling process is to continuously send acid liquid into the pipeline to be cleaned through the acid storage and delivery device, and the acid liquid after cleaning the pipeline flows back to the acid storage and delivery device for recycling. The patent with the publication number CN216192747U discloses a pipeline cyclic pickling device, which uses a hydraulic machine to drive a lifting platform to lift and facilitate the connection and flushing of pipelines. The pickling box and the neutralization box are integrated into one, and the waste after pickling of the pipeline is The liquid is discharged to the neutralization pipe through the drainage pipe for neutralization, and the neutralized waste liquid is discharged to the sewage system through the drainage pipe, which is more environmentally friendly. However, during the neutralization treatment of pickling waste liquid, a large amount of suspended solids will be produced. Direct discharge of neutralized waste water will not only pollute the environment, but may also block the drainage outlet and affect sewage treatment work. Therefore, there is an urgent need for a new pipeline cyclic pickling and passivation device to solve the above problems.
实用新型内容Utility model content
为解决上述现有难题，本实用新型提供了一种过滤篮过滤酸洗废水中的悬浮物，防止排水管被堵塞，污水处理效果好、环保性能好、酸洗效率高的管道循环酸洗钝化装置。In order to solve the above-mentioned existing problems, the utility model provides a filter basket to filter suspended solids in pickling wastewater to prevent the drainage pipe from being blocked, and has good sewage treatment effect, good environmental protection performance, and high pickling efficiency to circulate pickling blunt pipes. chemical device.
本实用新型采取的技术方案如下：本实用新型管道循环酸洗钝化装置，包括底座、循环酸洗罐、废液处理罐、抽水泵、抽水管、过滤篮、过滤孔、循环酸洗泵、循环入水管、循环出水管、加药口和密封塞，所述循环酸洗罐固设于底座一端上方，所述废液处理罐固设有底座上方且设于循环酸洗罐一侧，所述抽水泵固设于底座上方且设于循环酸洗罐、废液处理罐之间，所述抽水管设于抽水泵的输出端，所述抽水泵的输出端与循环酸洗罐下端连接，所述抽水管远离抽水泵的一端与废液处理罐上端连接，所述过滤篮滑动设于废液处理罐上端内，所述过滤篮设于抽水管与废液处理罐连接处下方，所述过滤孔设于过滤篮侧壁，所述过滤孔贯通过滤篮侧壁，所述过滤孔设有多组，多组过滤孔均匀设于过滤篮侧壁，所述循环酸洗泵固设于底座上方且设于循环酸洗罐一侧，所述循环酸洗泵的输入端与循环酸洗罐下端连接，所述循环出水管设于循环酸洗泵的输出端，所述循环出水管设于循环酸洗罐远离循环酸洗泵的一侧，所述循环出水管一端与循环酸洗罐上端连接，所述加药口设于循环酸洗罐顶壁一端，所述加药口贯通循环酸洗罐顶壁，所述密封塞设于加药口内，将管道的两端分别与循环入水管、循环出水管连接，循环酸洗泵将循环酸洗罐内的酸洗液抽至循环入水管内，从而将酸洗液输送至待清洁的管道内，管道内的酸洗液从循环出水管流出，并流入循环酸洗罐内，酸洗结束后，从加药口投入中和试剂，抽水泵将中和后的酸洗废水抽到废液处理罐内。The technical solution adopted by the utility model is as follows: The utility model pipeline cyclic pickling passivation device includes a base, a cyclic pickling tank, a waste liquid treatment tank, a water pump, a water pipe, a filter basket, a filter hole, a cyclic pickling pump, The circulating water inlet pipe, the circulating water outlet pipe, the dosing port and the sealing plug, the circulating pickling tank is fixed above one end of the base, the waste liquid treatment tank is fixed above the base and is located on one side of the circulating pickling tank, so The water pump is fixed above the base and between the circulating pickling tank and the waste liquid treatment tank. The water pump is located at the output end of the water pump. The output end of the water pump is connected to the lower end of the circulating pickling tank. The end of the water pump away from the water pump is connected to the upper end of the waste liquid treatment tank, the filter basket is slidably located in the upper end of the waste liquid treatment tank, and the filter basket is located below the connection between the water pump and the waste liquid treatment tank. The filter holes are arranged on the side wall of the filter basket, and the filter holes penetrate through the side wall of the filter basket. There are multiple groups of filter holes, and the multiple groups of filter holes are evenly arranged on the side walls of the filter basket. The circulating pickling pump is fixed on the base. Above and located on one side of the circulating pickling tank, the input end of the circulating pickling pump is connected to the lower end of the circulating pickling tank, the circulating water outlet pipe is located on the output end of the circulating pickling pump, and the circulating water outlet pipe is located on The side of the circulating pickling tank away from the circulating pickling pump, one end of the circulating water outlet pipe is connected to the upper end of the circulating pickling tank, the dosing port is located at one end of the top wall of the circulating pickling tank, and the dosing port runs through the circulating acid Wash the top wall of the tank, and the sealing plug is located in the dosing port. Connect both ends of the pipeline to the circulating water inlet pipe and the circulating water outlet pipe respectively. The circulating pickling pump pumps the pickling liquid in the circulating pickling tank into the circulating water inlet pipe. , thereby transporting the pickling liquid to the pipeline to be cleaned. The pickling liquid in the pipeline flows out from the circulating outlet pipe and flows into the circulating pickling tank. After the pickling is completed, the neutralizing reagent is put in from the dosing port and the water pump Pump the neutralized pickling wastewater into the waste liquid treatment tank.
进一步地，所述循环酸洗罐中心处上方固设有搅拌电机，所述循环酸洗罐中心处内转动设有搅拌轴，所述搅拌电机的输出端贯通循环酸洗罐顶壁与搅拌轴连接，所述搅拌轴外侧固设有搅拌杆，所述搅拌杆转动设于循环酸洗罐内，搅拌电机带动搅拌轴转动，转动的搅拌轴通过搅拌杆搅拌循环酸洗罐内的液体，加快酸洗废液的中和速度。Further, a stirring motor is fixed above the center of the circulating pickling tank, a stirring shaft is rotated in the center of the circulating pickling tank, and the output end of the stirring motor penetrates the top wall of the circulating pickling tank and the stirring shaft. Connection, there is a stirring rod fixed on the outside of the stirring shaft, the stirring rod is rotated and installed in the circulating pickling tank, the stirring motor drives the stirring shaft to rotate, and the rotating stirring shaft stirs the liquid in the circulating pickling tank through the stirring rod, speeding up Neutralization speed of pickling waste liquid.
进一步地，所述废液处理罐的开口端上方设有盖板，所述盖板设于过滤篮上方，所述盖板与过滤篮之间设有连接柱，所述连接柱两端分别与盖板、过滤篮固定连接，通过盖板带动过滤篮在废液处理罐内移动，方便取放过滤篮。Further, a cover plate is provided above the open end of the waste liquid treatment tank, the cover plate is provided above the filter basket, a connecting column is provided between the cover plate and the filter basket, and both ends of the connecting column are respectively connected to The cover plate and the filter basket are fixedly connected, and the cover plate drives the filter basket to move in the waste liquid treatment tank, making it easy to take and place the filter basket.
进一步地，所述废液处理罐下端外侧设有排水管，所述排水管与废液处理罐之间设有排水阀，打开排水阀，废液处理罐内的中和废水从排水管排出。Further, a drainage pipe is provided outside the lower end of the waste liquid treatment tank, and a drainage valve is provided between the drainage pipe and the waste liquid treatment tank. When the drainage valve is opened, the neutralized wastewater in the waste liquid treatment tank is discharged from the drainage pipe.
进一步地，所述底座下方设有移动滚轮，所述移动滚轮对称设于底座两端下方，移动滚轮便于带动酸洗钝化装置整体移动。Further, moving rollers are provided below the base, and the moving rollers are symmetrically located under both ends of the base. The moving rollers facilitate the overall movement of the pickling and passivation device.
采用上述结构本实用新型取得的有益效果如下：本方案提出的管道循环酸洗钝化装置，过滤篮过滤酸洗废水中的悬浮物，防止排水管被堵塞，污水处理效果好、环保性能好、酸洗效率高。The beneficial effects achieved by the utility model by adopting the above structure are as follows: the pipe circulation pickling passivation device proposed in this plan has a filter basket that filters suspended solids in the pickling wastewater to prevent the drainage pipe from being blocked, and has good sewage treatment effect and good environmental performance. High pickling efficiency.
附图说明Description of the drawings
图1为本方案提出的管道循环酸洗钝化装置的立体图；Figure 1 is a three-dimensional view of the pipeline circulation pickling and passivation device proposed in this plan;
图2为本方案提出的管道循环酸洗钝化装置的侧视结构示意图；Figure 2 is a schematic side view of the pipeline pickling passivation device proposed in this plan;
图3为本方案提出的管道循环酸洗钝化装置的俯视结构示意图；Figure 3 is a schematic top view of the pipeline pickling and passivation device proposed in this plan;
图4为本方案提出的管道循环酸洗钝化装置的过滤篮立体图。Figure 4 is a three-dimensional view of the filter basket of the pipeline circulation pickling and passivation device proposed in this plan.
附图用来提供对本实用新型的进一步理解，并且构成说明书的一部分，与本实用新型的实施例一起用于解释本实用新型，并不构成对本实用新型的限制。在附图中：1、底座，2、循环酸洗罐，3、废液处理罐，4、抽水泵，5、抽水管，6、过滤篮，7、过滤孔，8、循环酸洗泵，9、循环入水管，10、循环出水管，11、加药口，12、密封塞，13、搅拌电机，14、搅拌轴，15、搅拌杆，16、盖板，17、连接柱，18、排水管，19、排水阀，20、移动滚轮。The accompanying drawings are used to provide a further understanding of the present utility model, and constitute a part of the specification. They are used to explain the present utility model together with the embodiments of the present utility model, and do not constitute a limitation of the present utility model. In the drawings: 1. Base, 2. Circulating pickling tank, 3. Waste liquid treatment tank, 4. Water pump, 5. Water pumping pipe, 6. Filter basket, 7. Filter hole, 8. Circulating pickling pump, 9. Circulation water inlet pipe, 10. Circulation water outlet pipe, 11. Dosing port, 12. Sealing plug, 13. Stirring motor, 14. Stirring shaft, 15. Stirring rod, 16. Cover plate, 17. Connecting column, 18. Drainage pipe, 19. Drainage valve, 20. Moving roller.
具体实施方式Detailed ways
下面将结合本实用新型实施例中的附图，对本实用新型实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例仅仅是本实用新型一部分实施例，而不是全部的实施例；基于本实用新型中的实施例，本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例，都属于本实用新型保护的范围。The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only part of the embodiments of the present utility model, not all implementations. Example: Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of protection of the present utility model.
如图1～图4所示，本方案提出的管道循环酸洗钝化装置，包括底座1、循环酸洗罐2、废液处理罐3、抽水泵4、抽水管5、过滤篮6、过滤孔7、循环酸洗泵8、循环入水管9、循环出水管10、加药口11和密封塞12，所述循环酸洗罐2固设于底座1一端上方，所述废液处理罐3固设有底座1上方且设于循环酸洗罐2一侧，所述抽水泵4固设于底座1上方且设于循环酸洗罐2、废液处理罐3之间，所述抽水管5设于抽水泵4的输出端，所述抽水泵4的输出端与循环酸洗罐2下端连接，所述抽水管5远离抽水泵4的一端与废液处理罐3上端连接，所述过滤篮6滑动设于废液处理罐3上端内，所述过滤篮6设于抽水管5与废液处理罐3连接处下方，所述过滤孔7设于过滤篮6侧壁，所述过滤孔7贯通过滤篮6侧壁，所述过滤孔7设有多组，多组过滤孔7均匀设于过滤篮6侧壁，所述循环酸洗泵8固设于底座1上方且设于循环酸洗罐2一侧，所述循环酸洗泵8的输入端与循环酸洗罐2下端连接，所述循环入水管9设于循环酸洗泵8的输出端，所述循环出水管10设于循环酸洗罐2远离循环酸洗泵8的一侧，所述循环出水管10一端与循环酸洗罐2上端连接，所述加药口11设于循环酸洗罐2顶壁一端，所述加药口11贯通循环酸洗罐2顶壁，所述密封塞12设于加药口11内。As shown in Figures 1 to 4, the pipeline cyclic pickling and passivation device proposed in this plan includes a base 1, a cyclic pickling tank 2, a waste liquid treatment tank 3, a water pump 4, a water pipe 5, a filter basket 6, and a filter basket. Hole 7, circulating pickling pump 8, circulating water inlet pipe 9, circulating water outlet pipe 10, dosing port 11 and sealing plug 12. The circulating pickling tank 2 is fixed above one end of the base 1, and the waste liquid treatment tank 3 The water pump 4 is fixed above the base 1 and on one side of the circulating pickling tank 2. The water pump 4 is fixed above the base 1 and between the circulating pickling tank 2 and the waste liquid treatment tank 3. The water pump 5 It is located at the output end of the water pump 4. The output end of the water pump 4 is connected to the lower end of the circulating pickling tank 2. The end of the water pump 5 away from the water pump 4 is connected to the upper end of the waste liquid treatment tank 3. The filter basket 6 is slidably located in the upper end of the waste liquid treatment tank 3. The filter basket 6 is located below the connection between the water pump 5 and the waste liquid treatment tank 3. The filter hole 7 is located on the side wall of the filter basket 6. The filter hole 7 Penetrating through the side wall of the filter basket 6, the filter holes 7 are provided with multiple groups, and the multiple groups of filter holes 7 are evenly provided on the side wall of the filter basket 6. The circulating pickling pump 8 is fixed above the base 1 and is located in the circulating pickling On one side of the tank 2, the input end of the circulating pickling pump 8 is connected to the lower end of the circulating pickling tank 2, the circulating water inlet pipe 9 is located at the output end of the circulating pickling pump 8, and the circulating water outlet pipe 10 is located at the circulating pickling pump 8. The side of the pickling tank 2 away from the circulating pickling pump 8 has one end of the circulating water outlet pipe 10 connected to the upper end of the circulating pickling tank 2, and the dosing port 11 is located at one end of the top wall of the circulating pickling tank 2. The medicine port 11 penetrates the top wall of the circulating pickling tank 2 , and the sealing plug 12 is provided in the medicine port 11 .
如图1和图2所示，所述循环酸洗罐2中心处上方固设有搅拌电机13，所述循环酸洗罐2中心处内转动设有搅拌轴14，所述搅拌电机13的输出端贯通循环酸洗罐2顶壁与搅拌轴14连接，所述搅拌轴14外侧固设有搅拌杆15，所述搅拌杆15转动设于循环酸洗罐2内，所述底座1下方设有移动滚轮20，所述移动滚轮20对称设于底座1两端下方。As shown in Figures 1 and 2, a stirring motor 13 is fixed above the center of the circulating pickling tank 2, and a stirring shaft 14 is rotated in the center of the circulating pickling tank 2. The output of the stirring motor 13 The end of the circulating pickling tank 2 is connected to the top wall of the circulating pickling tank 2 and is connected to the stirring shaft 14. A stirring rod 15 is fixed on the outside of the stirring shaft 14. The stirring rod 15 is rotated and installed in the circulating pickling tank 2. There is a stirring rod 15 under the base 1. The moving rollers 20 are symmetrically arranged below both ends of the base 1 .
如图2～图4所示，所述废液处理罐3的开口端上方设有盖板16，所述盖板16设于过滤篮6上方，所述盖板16与过滤篮6之间设有连接柱17，所述连接柱17两端分别与盖板16、过滤篮6固定连接，所述废液处理罐3下端外侧设有排水管18，所述排水管18与废液处理罐3之间设有排水阀19。As shown in Figures 2 to 4, a cover plate 16 is provided above the open end of the waste liquid treatment tank 3, and the cover plate 16 is provided above the filter basket 6. There is a cover plate 16 between the cover plate 16 and the filter basket 6. There is a connecting column 17. Both ends of the connecting column 17 are fixedly connected to the cover plate 16 and the filter basket 6 respectively. A drainage pipe 18 is provided outside the lower end of the waste liquid treatment tank 3. The drainage pipe 18 is connected to the waste liquid treatment tank 3. A drain valve 19 is provided between them.
具体使用时，打开密封塞12通过加药口11将酸洗液加入循环酸洗罐2内，酸洗时将管道的两端分别与循环入水管9、循环出水管10连接，此时循环酸洗泵8启动，循环酸洗泵8将循环酸洗罐2内的酸洗液抽至循环入水管9内，从而将酸洗液输送至待清洁的管道内，管道内的酸洗液从循环出水管10流出，并流入循环酸洗罐2内，酸洗结束后，从加药口11投入中和试剂，此时搅拌电机13带动搅拌轴14转动，转动的搅拌轴14通过搅拌杆15搅拌循环酸洗罐2内的液体，加快酸洗废液的中和速度，然后抽水泵4将中和后的酸洗废水抽到废液处理罐3内，中和后的废液穿过过滤篮6落到废液处理罐3下端内，过滤篮6便于过滤中和酸洗废液中的悬浮物，打开排水阀19，废液处理罐3内的中和废水从排水管18排出，拉动盖板16将过滤篮6从废液处理罐3内取出，方便清理过滤篮6内的絮状悬浮物，增强过滤效果。During specific use, open the sealing plug 12 and add the pickling liquid into the circulating pickling tank 2 through the dosing port 11. During pickling, connect both ends of the pipe to the circulating water inlet pipe 9 and the circulating water outlet pipe 10. At this time, the acid cycle The washing pump 8 is started, and the circulating pickling pump 8 pumps the pickling liquid in the circulating pickling tank 2 into the circulating water pipe 9, thereby transporting the pickling liquid to the pipe to be cleaned, and the pickling liquid in the pipe is transferred from the circulating water pipe 9 The water outlet pipe 10 flows out and flows into the circulating pickling tank 2. After the pickling is completed, the neutralizing reagent is put in from the dosing port 11. At this time, the stirring motor 13 drives the stirring shaft 14 to rotate, and the rotating stirring shaft 14 stirs through the stirring rod 15. Circulate the liquid in the pickling tank 2 to speed up the neutralization of the pickling waste liquid, and then the water pump 4 pumps the neutralized pickling waste water into the waste liquid treatment tank 3, and the neutralized waste liquid passes through the filter basket 6 falls into the lower end of the waste liquid treatment tank 3. The filter basket 6 is convenient for filtering and neutralizing the suspended solids in the pickling waste liquid. Open the drain valve 19, and the neutralized waste water in the waste liquid treatment tank 3 will be discharged from the drain pipe 18. Pull the cover The plate 16 takes out the filter basket 6 from the waste liquid treatment tank 3 to facilitate cleaning of the flocculent suspended matter in the filter basket 6 and enhance the filtering effect.
需要说明的是，在本文中，诸如第一和第二等之类的关系术语仅仅用来将一个实体或者操作与另一个实体或操作区分开来，而不一定要求或者暗示这些实体或操作之间存在任何这种实际的关系或者顺序。而且，术语“包括”、“包含”或者其任何其他变体意在涵盖非排他性的包含，从而使得包括一系列要素的过程、方法、物品或者设备不仅包括那些要素，而且还包括没有明确列出的其他要素，或者是还包括为这种过程、方法、物品或者设备所固有的要素。It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply that these entities or operations are mutually exclusive. any such actual relationship or sequence exists between them. Furthermore, the terms "comprises," "comprises," or any other variations thereof are intended to cover a non-exclusive inclusion such that a process, method, article, or apparatus that includes a list of elements includes not only those elements, but also those not expressly listed other elements, or elements inherent to the process, method, article or equipment.
尽管已经示出和描述了本实用新型的实施例，对于本领域的普通技术人员而言，可以理解在不脱离本实用新型的原理和精神的情况下可以对这些实施例进行多种变化、修改、替换和变型，本实用新型的范围由所附权利要求及其等同物限定。Although the embodiments of the present invention have been shown and described, those of ordinary skill in the art will understand that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention. , substitutions and modifications, the scope of the present invention is defined by the appended claims and their equivalents.
Claims (7)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322162568.0U CN220413533U (en) | 2023-08-11 | 2023-08-11 | A pipe circulation pickling and passivation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322162568.0U CN220413533U (en) | 2023-08-11 | 2023-08-11 | A pipe circulation pickling and passivation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220413533U true CN220413533U (en) | 2024-01-30 |
Family
ID=89641906
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322162568.0U Active CN220413533U (en) | 2023-08-11 | 2023-08-11 | A pipe circulation pickling and passivation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220413533U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119352041A (en) * | 2024-12-25 | 2025-01-24 | 湖南旺坤管业有限公司 | A kind of pickling and passivation treatment equipment for stainless steel pipes and fittings |
-
2023
- 2023-08-11 CN CN202322162568.0U patent/CN220413533U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119352041A (en) * | 2024-12-25 | 2025-01-24 | 湖南旺坤管业有限公司 | A kind of pickling and passivation treatment equipment for stainless steel pipes and fittings |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN220413533U (en) | A pipe circulation pickling and passivation device | |
| CN208684497U (en) | A kind of cleaning equipment removing metal ion in waste water based on the precipitation method | |
| CN204996217U (en) | Automatic arrange sediment filter pressing device | |
| CN206566559U (en) | A kind of integrated treatment unit for electroplating wastewater processing | |
| CN208995611U (en) | A kind of acid cycle formula stainless steel tube pickling tube | |
| CN205442877U (en) | Multistage quick sewage treatment plant | |
| CN204974629U (en) | Metallurgical stove stove outer covering cooling water circulation water pipe washing unit | |
| CN203364106U (en) | Integrated device for on-site chemical cleaning and discharged dirt acid-base neutralization | |
| CN212532403U (en) | Metal cleaning liquid regenerating unit | |
| CN117361804A (en) | Hydropower station sewage filtering device and method thereof | |
| CN205778644U (en) | A kind of oil drilling liquid waste treatment system | |
| CN210683335U (en) | Kitchen waste water fermentation removes dross device | |
| CN201832656U (en) | White spirit waste diatomite regeneration device | |
| CN209809607U (en) | Lifting well capable of pretreating water body | |
| CN209759183U (en) | A sewage treatment device that increases the duration of sewage treatment | |
| CN203342537U (en) | System for collecting and recycling wastewater from vacuum machine | |
| CN209791069U (en) | Sludge discharge device for sewage treatment physical and chemical equipment | |
| CN205650519U (en) | Clear tub of ginkgo leaf | |
| CN206986306U (en) | Pre-processing electrophoresis technique tank liquor circulates drainage system | |
| CN205999178U (en) | Integrated form oil-containing waste water treating device | |
| CN214990767U (en) | Sewage recycling treatment device for biological engineering | |
| CN208440415U (en) | A kind of sewage-treatment plant | |
| CN205616761U (en) | Contain and gather sewage sludge degree of depth dehydration device | |
| CN221917532U (en) | Equipment for preparing industrial grease by using kitchen waste oil | |
| CN216377765U (en) | Sewage precipitation filter equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20241021 Address after: 150000 room 515, floor 5, No. 9, Shanghai Street, Daoli District, Harbin, Heilongjiang Patentee after: HARBIN ZHENTONG PIPELINE CLEANING Co.,Ltd. Country or region after: China Address before: 116400 Da Fang Shen Tun, Guangming Village, Shicheng Township, Zhuanghe City, Dalian City, Liaoning Province (Room 215, Government Office Building) Patentee before: Dalian Offshore Marine Engineering Co.,Ltd. Country or region before: China |