CN110252167B - Dosing mixing device convenient to dismantle and maintain - Google Patents

Dosing mixing device convenient to dismantle and maintain Download PDF

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Publication number
CN110252167B
CN110252167B CN201910488138.3A CN201910488138A CN110252167B CN 110252167 B CN110252167 B CN 110252167B CN 201910488138 A CN201910488138 A CN 201910488138A CN 110252167 B CN110252167 B CN 110252167B
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CN
China
Prior art keywords
dosing
flange
pipeline
sleeve
valve
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Application number
CN201910488138.3A
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Chinese (zh)
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CN110252167A (en
Inventor
刘齐鑫
吴坤
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Neao Guangzhou Environmental Technology Co ltd
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Neao Guangzhou Environmental Technology Co ltd
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Priority to CN201910488138.3A priority Critical patent/CN110252167B/en
Publication of CN110252167A publication Critical patent/CN110252167A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/20Jet mixers, i.e. mixers using high-speed fluid streams
    • B01F25/21Jet mixers, i.e. mixers using high-speed fluid streams with submerged injectors, e.g. nozzles, for injecting high-pressure jets into a large volume or into mixing chambers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/50Mixing receptacles
    • B01F35/51Mixing receptacles characterised by their material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F2101/00Mixing characterised by the nature of the mixed materials or by the application field
    • B01F2101/48Mixing water in water-taps with other ingredients, e.g. air, detergents or disinfectants
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00Technologies for wastewater treatment
    • Y02W10/10Biological treatment of water, waste water, or sewage

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)

Abstract

The invention discloses a dosing mixing device convenient to detach and maintain, which is arranged on a process pipeline and comprises a dosing pipeline, a valve and a sleeve. The two ends of the valve are respectively connected with the process pipeline and the sleeve in a sealing way and are provided with water locking gaskets, the middle parts of the two water locking gaskets are respectively provided with through holes with diameters smaller than the diameter of the dosing pipeline, the parts of the two water locking gaskets at least at the positions of the through holes are made of elastic materials, and the dosing pipeline respectively penetrates through the through holes of the two water locking gaskets. The dosing pipeline penetrates through the sleeve and the valve and stretches into the process pipeline to form a dosing section, and a plurality of micropores are formed in the dosing section. The liquid medicine in the medicine adding pipeline enters the liquid in the process pipeline through the micropores, so that the mixing uniformity of the liquid medicine and the liquid in the process pipeline can be improved. The water locking pad can prop against the outer wall of the dosing pipeline, leakage can be effectively avoided, and the two water locking pads can be maintained or replaced in cooperation, and liquid outflow of the process pipeline is effectively prevented. The invention is used in the technical field of pipeline dosing.

Description

Dosing mixing device convenient to dismantle and maintain
Technical Field
The invention relates to the technical field of pipeline dosing, in particular to a dosing mixing device convenient to detach and maintain.
Background
The water treatment refers to physical and chemical measures adopted for enabling the water quality to reach a certain use standard. The purpose of water treatment is to improve the water quality and make it reach a certain water quality standard. There are various kinds of physical water treatment, chemical water treatment, biological water treatment, etc. according to the treatment method. Chemical water treatment is to convert impurities in water into substances less harmful to human bodies or concentrate the impurities by using various chemicals. The longest chemical treatment method should be calculated by adding alum into water, and removing impurities by filtration after collecting impurities in water and enlarging the volume. In the chemical water treatment process, a pharmaceutical agent needs to be added into the water to be treated. In the conventional chemical water treatment process, the dosing points are usually arranged at the positions of the water inlet and the water outlet, and the mixing effect after dosing is poor. In order to ensure the high efficiency of dosing, a dosing device is usually arranged on a plurality of chemical water treatment process pipelines for dosing, but the current connection mode of the dosing device and the process pipelines is single, so that maintenance or replacement is difficult, and the problems of poor dosing effect and uneven mixing exist.
Disclosure of Invention
The invention aims to provide a high-efficiency practical dosing mixing device convenient to detach and maintain.
The technical scheme adopted by the invention is as follows: the utility model provides a dosing mixing arrangement convenient to dismantle and maintain, install on the process line, including dosing line, valve and sleeve pipe, the both ends of valve respectively with process line and sleeve pipe sealing connection, all be equipped with the lock water cushion between process line and the valve, between valve and the sleeve pipe, the middle part of two lock water cushions all is equipped with the thru hole that the diameter is less than dosing line diameter, the part of two lock water cushions department at least in the thru hole position is the elastic material, dosing line passes the thru hole of two lock water cushions respectively, the sleeve pipe is kept away from the one end of valve and is connected with dosing line sealing, dosing line passes sleeve pipe and valve and stretches into process line and form the dosing section, be equipped with a plurality of micropores on the dosing section.
As an improvement of the above scheme, the valve further comprises a first flange and a second flange, wherein the first flange is fixed on the process pipeline, the valve is connected with the process pipeline through the first flange, one end of the second flange is installed on the valve, and the other end of the second flange is connected with the sleeve.
As an improvement of the scheme, the valve is a flange valve, and two ends of the valve are respectively connected with the first flange and the second flange through hexagonal screws.
As an improvement of the scheme, one of the two water locking gaskets is positioned between the first flange and the valve, and the other water locking gasket is positioned between the valve and the second flange.
As an improvement of the above solution, the sleeve comprises a first sleeve, a union and a second sleeve connected in sequence, the first sleeve being connected to the second flange.
As an improvement of the scheme, the tail end of the second sleeve is provided with a reducing pipe, one end of the reducing pipe is fixed with the second sleeve, and the other end of the reducing pipe is sleeved with the dosing pipeline.
As the improvement of above-mentioned scheme, add medicine pipeline, first sleeve pipe, union, second sleeve pipe, first flange and second flange are standard part, and the nominal diameter of first flange and second flange is two specifications at least than adding medicine pipeline.
As an improvement of the scheme, the diameter of each micropore is not more than 3mm.
As an improvement of the scheme, the two water locking cushions are made of rubber, and the tail end of the dosing section is closed by the plug.
As an improvement of the scheme, the dosing pipeline is connected with a metering pump.
The invention has the beneficial effects that: this kind of dosing mixing arrangement convenient to dismantle and maintain installs on the process line, the both ends of valve respectively with process line and sleeve pipe sealing connection, dosing line passes sleeve pipe and valve and stretches into the process line and form the dosing section, be equipped with a plurality of micropores on the dosing section, the liquid medicine in the dosing line gets into in the liquid in the process line through the micropore, can improve the mixed degree in liquid medicine and the process line, improve the dosing effect, simultaneously between process line and valve, all be equipped with the lock water cushion between valve and the sleeve pipe, the middle part of two lock water cushions all is equipped with the thru hole that the diameter is less than dosing line diameter, the part of two lock water cushions all in thru hole position department is elastic material, dosing line passes the thru hole of two lock water cushions respectively, the lock water cushion can support the outer wall of dosing line, can effectively avoid leaking, and when dismantling this dosing mixing arrangement and take out dosing line, the liquid outflow that can reduce the process line when dosing line leaves first lock water cushion, simultaneously second lock water cushion is still connected to the pipeline and is added to the pipeline, can be effectively locked in the pipeline and is stopped immediately after the second lock water cushion, and the process line is kept out, the practicality is improved, and the process line is kept immediately in order to prevent the process line from being washed.
Drawings
The invention is further described below with reference to the accompanying drawings:
fig. 1 is a schematic structural view of a chemical adding and mixing device.
Detailed Description
Referring to fig. 1, the present invention is a convenient and maintenance dispensing and mixing device that is mounted on a process pipe 21, typically at a location where the liquid flow rate is high. Or can be arranged on the wall surface of the container, but the liquid in the container should flow correspondingly, so that the uniformity of mixing after adding the medicine is improved. Generally, the convenient-to-detach and maintenance dosing and mixing device comprises a dosing pipeline 11, a valve 33 and a sleeve, and specific other parts are supplemented according to actual needs. Wherein the two ends of the valve 33 are respectively connected with the process pipeline 21 and the sleeve in a sealing way, and the valve 33 is a straight-through valve. The valve 33 may be directly connected to the process pipe 21 or may be connected by a component such as a flange, but it is generally ensured that it is removable, as is the connection between the valve 33 and the sleeve. The sealing connection refers to a connection mode that the connection can ensure that liquid or liquid medicine in an internal channel cannot leak to the outside, and leakage prevention is emphasized on the basis of common connection, and the sealing connection can be a mode of connecting some connecting pieces, screw connection or interference fit connection.
A water lock 32 is provided between the process pipe 21 and the valve 33, and between the valve 33 and the sleeve, and the relative position of the water lock 32 is generally fixed, and generally the periphery of the water lock 32 is fixed between the process pipe 21 and the valve 33 or between the process pipe 21 and the sleeve. The middle parts of the two water locking cushions 32 are respectively provided with a through hole with the diameter smaller than that of the dosing pipeline 11, at least the parts of the two water locking cushions 32 at the positions of the through holes are made of elastic materials, and the through holes have certain deformability and can be supported by the dosing pipeline 11 to pass through the dosing pipeline 11. The elastic material referred to herein means materials having good elasticity, which can provide good elastic deformation, and should be selected to be corrosion-resistant, nontoxic, and non-reactive with liquids or chemicals. The elastic portion at the position of the through hole should be larger than the diameter of the dosing pipe 11 to ensure that the dosing pipe 11 can pass through smoothly, and the whole of the water locking pad 32 can be made of elastic materials for convenient processing. The dosing pipeline 11 respectively passes through the through holes of the two water locking cushions 32, namely the through hole walls of the water locking cushions 32 press the outside of the dosing pipeline 11.
The end of the sleeve remote from the valve 33 is sealingly connected to the dosing channel 11, the sleeve being fitted over the dosing channel 11, and one end of the sleeve being connected to the valve 33 and the other end being intended to ensure a sufficient tightness, typically to the outer wall of the dosing channel 11. Since the inner diameter of the sleeve is larger than the outer diameter of the dosing channel 11, in order to ensure the tightness of the sleeve at one end of the sleeve to which the dosing channel 11 is connected, it is generally possible to reduce one end of the sleeve or to install an elastic gasket, but the sliding ability of the dosing channel 11 should be ensured. The dosing line 11 extends through the sleeve and valve 33 into the process line 21 to form a dosing section, where the section extending into the process line 21 is referred to as the dosing section for convenience of the following description. Typically, the process pipe 21 or the wall of the container is provided with dosing holes for the insertion of the dosing pipe 11. The dosing section is provided with a plurality of micropores 12, the micropores 12 are connected to the inside of the dosing pipeline 11 and are used for outflow of liquid medicine in the dosing pipeline 11, and the micropores 12 are usually small in size and are uniformly distributed on the wall surface of the dosing pipeline 11. The end of the dosing section is typically closed or constricted, or may be formed in a closed loop, to ensure that the liquid formulation is able to be ejected from the micro-pores 12. The dosing tube 11 and the cannula are typically of some common gauge and the cannula is typically of a gauge greater than the gauge of the dosing tube 11, ensuring that the dosing tube 11 can extend into the cannula and slide relative to each other.
As a preferred embodiment, it further comprises a first flange 31 and a second flange 34, the first flange 31 being fixed to the process pipe 21, the valve 33 being connected to the process pipe 21 via the first flange 31. One end of the second flange 34 is mounted to the valve 33 and the other end is connected to the sleeve. The first flange 31 and the second flange 34 are standard components, the first flange 31 and the second flange 34 can be connected with the valve 33, and the second flange 34 can be well connected with the sleeve. Typically the first flange 31 is welded to the process pipe 21 and the dosing holes on the process pipe 21 are located in the through holes of the first flange 31. Preferably, the valve 33 is a flange valve for further ease of installation, removal and maintenance. The two ends of the valve 33 are respectively connected with the first flange 31 and the second flange 34 through hexagonal screws, and the hexagonal screws are respectively and evenly distributed around the first flange 31 and the second flange 34, so that stable connection is ensured.
As a preferred embodiment, one of the two water lock pads 32 is located between the first flange 31 and the valve 33, and the other is located between the valve 33 and the second flange 34. The water lock 32 generally compresses the outer wall of the dosing channel 11 and serves both for the first flange 31 and the valve 33, and for the valve 33 and the second flange 34 to prevent leakage. Is generally provided in a ring shape and has an outer diameter not smaller than the through holes of the first flange 31 and the second flange 34. Preferably, both water locking mats 32 are entirely rubber and have a relatively good elastic deformation capability.
As a preferred embodiment, the sleeve comprises a first sleeve 35, a union 37 and a second sleeve 36 which are connected in sequence, so that the sleeve can be effectively and conveniently detached and replaced, and the first sleeve 35 and the second sleeve 36 can be detached when the first sleeve and the second sleeve 36 do not need to be screwed. The first sleeve 35 is connected to the second flange 34 and the second sleeve 36 is connected to the dosing channel 11. Preferably, the end of the second sleeve 36 is provided with a reducing pipe 38, one end of the reducing pipe 38 is fixed with the second sleeve 36, and the other end is sleeved on the dosing pipeline 11. One end of the reducing pipe 38 is fixedly connected with the second sleeve 36, and the other end of the reducing pipe is sleeved on the outer wall of the dosing pipeline 11, so that the tightness is ensured, and meanwhile, the dosing pipeline 11 can slide relatively.
In this embodiment, the dosing pipe 11, the sleeve, the first flange 31 and the second flange 34 are standard components, and the nominal diameters of the first flange 31 and the second flange 34 are at least two specifications larger than those of the dosing pipe 11, so that the mobility of the dosing pipe 11 is ensured, and the installation, the disassembly and the maintenance are convenient. Here, the dosing pipeline 11 is a pipeline with a nominal diameter DN 20. The specifications of the nominal diameter larger than DN20 are DN25, DN32, DN40, DN50, etc. in turn, and the nominal diameters of the first flange 31, the second flange 34 and the sleeve should be selected to be not lower than DN40. The first flange 31 and the second flange 34 are both flanges with a nominal diameter of DN40, and the sleeve is a flange with a nominal diameter of DN40. In this embodiment, the end of the dosing section is closed by the plug 13, the micropores 12 are uniformly distributed on the side wall of the dosing section, and the diameter of each micropore 12 is not greater than 3mm in order to improve the dosing effect. Preferably, the dosing pipeline 11 is connected with a metering pump 14 for metering the dosing amount of the liquid medicine in the dosing pipeline 11.
In the process of installing the convenient-to-detach and-maintain dosing and mixing device, a dosing hole is usually formed in the process pipeline 21, then the first flange 31 is welded at the position of the dosing hole, the water locking pad 32 is installed, the valve 33 is aligned with the second flange 34, and the valve is screwed tightly through a hexagonal screw. A water lock 32 is mounted next to the other end of the valve 33 and then a second flange 34 is mounted, typically with a first sleeve 35 pre-mounted to the second flange 34. After the second sleeve 36 and the reducing pipe 38 are connected and fixed, the sleeve is sleeved on the dosing pipeline 11, the dosing pipeline 11 stretches into the second flange 34, the valve 33, the first flange 31 and the process pipeline 21, and then the first sleeve 35 and the second sleeve 36 are connected through the union 37. The valve 33 is always in an open state during this process.
During the flow of liquid in the process line 21, the dosing line 11 is connected to a source of liquid medicine, and dosing is performed by means of the metering pump 14. The liquid medicine flows through the medicine adding pipeline 11 and is sprayed out from the micropores 12, and the liquid flowing in the process pipeline 21 drives the liquid medicine to be uniformly mixed, so that better medicine adding effect can be realized. In this process, the liquid in the process pipe 21 can flow out through the gap between the dosing hole and the outer wall of the dosing pipe 11, but because the two water locking pads 32 can compress the gap between the first flange 31 and the valve 33 and between the valve 33 and the second flange 34 while compressing the outer wall of the dosing pipe 11, the leakage-proof technical effect can be achieved by matching the compressing of the reducing pipe 38 and the outer wall of the dosing pipe 11. When dosing is completed or a repair replacement is required, the dosing pipe 11 is withdrawn, and the dosing pipe 11 leaves the dosing hole in the process pipe 21. At the same time, the two water locking pads 32 and the reducing pipe 38 can well lock water and prevent leakage, and liquid in the process pipeline 21 is prevented from leaking out through the dosing holes. As the dosing tube 11 is withdrawn continuously, the dosing tube 11 leaves the first water lock 32 and the water lock 32 recovers the through hole due to the elasticity. Since the through holes are usually smaller, leakage of liquid from the process pipe 21 through the dosing holes is well reduced and the second water lock 32 and the reducer 38 still function. When the dosing channel 11 has been withdrawn a sufficient distance, the valve 33 may be closed, and then the withdrawal is continued away from the second water lock 32, and finally the dosing channel 11 is exposed by detaching the first 35 and second 36 sleeve via union 37. The whole process does not need to close the liquid flow of the process pipeline 21, ensures the normal operation of the process pipeline 21, and can timely replace or clear the blockage of the dosing pipeline 11.
Of course, the present design is not limited to the above embodiment, and a combination of different features of the above embodiments can also achieve a good effect. Equivalent modifications and substitutions can be made by those skilled in the art without departing from the spirit of the invention, and these equivalent modifications or substitutions are intended to be included within the scope of the present invention as defined in the claims.

Claims (3)

1. Dosing mixing arrangement convenient to dismantle and maintain installs on process line (21), its characterized in that: including dosing pipeline (11), valve (33) and sleeve pipe, the both ends of valve (33) respectively with process pipeline (21) and sleeve pipe sealing connection, all be equipped with lock water pad (32) between process pipeline (21) and valve (33), between valve (33) and the sleeve pipe, two the middle part of lock water pad (32) all is equipped with the thru hole that the diameter is less than dosing pipeline (11) diameter, two lock water pad (32) are the elastic material in the part of thru hole position department at least, dosing pipeline (11) pass the thru hole of two lock water pad (32) respectively, the one end that valve (33) were kept away from to the sleeve pipe and dosing pipeline (11) sealing connection, dosing pipeline (11) pass sleeve pipe and valve (33) stretch into process pipeline (21) and form dosing section, be equipped with a plurality of micropore (12) on the dosing section, still include first flange (31) and second flange (34), first flange (31) are fixed to process pipeline (21), valve (33) are through first flange (31) and second flange (33) are connected to flange (33) through first flange (33) respectively, the other end is connected to flange (33) respectively through valve (33), two one of the water locking pads (32) is located between the first flange (31) and the valve (33), the other one of the water locking pads is located between the valve (33) and the second flange (34), the sleeve comprises a first sleeve (35), a union (37) and a second sleeve (36) which are sequentially connected, the first sleeve (35) is connected to the second flange (34), the tail end of the second sleeve (36) is provided with a reducing pipe (38), one end of the reducing pipe (38) is fixed with the second sleeve (36), the other end of the reducing pipe is sleeved with a dosing pipeline (11), the first sleeve (35), the union (37), the second sleeve (36), the first flange (31) and the second flange (34) are standard components, and the common-scale diameter of the first flange (31) and the second flange (34) is at least two specifications larger than that of the dosing pipeline (11), and the diameter of each micropore (12) is not larger than 3mm.
2. The easy-to-detach and maintenance dosing and mixing device of claim 1, wherein: the two water locking pads (32) are made of rubber, and the tail end of the dosing section is closed by a plug (13).
3. The easy-to-detach and maintenance dosing and mixing device of claim 2, wherein: the dosing pipeline (11) is connected with a metering pump (14).
CN201910488138.3A 2019-06-05 2019-06-05 Dosing mixing device convenient to dismantle and maintain Active CN110252167B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910488138.3A CN110252167B (en) 2019-06-05 2019-06-05 Dosing mixing device convenient to dismantle and maintain

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Application Number Priority Date Filing Date Title
CN201910488138.3A CN110252167B (en) 2019-06-05 2019-06-05 Dosing mixing device convenient to dismantle and maintain

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CN110252167A CN110252167A (en) 2019-09-20
CN110252167B true CN110252167B (en) 2024-01-23

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20010002447A (en) * 1999-06-15 2001-01-15 윤종용 Piping apparatus of chemical liquid supply system
CN105126662A (en) * 2015-09-14 2015-12-09 金剑环保有限公司 Chemical adding diffuser
CN205261101U (en) * 2015-11-16 2016-05-25 浙江天行健水务有限公司 Can take water treatment of pressing installation to add snack made with traditional chinese medicines connecting device
CN206142846U (en) * 2016-05-26 2017-05-03 河北九源环保工程有限公司 Fine motion power medicine system
CN206246320U (en) * 2016-12-09 2017-06-13 温州市嘉信金属制品有限公司 Covered on a kind of membrane pump of the convenient dismounting of good seal performance
CN107867462A (en) * 2017-11-06 2018-04-03 无锡智谷锐拓技术服务有限公司 A kind of Chemical Manufacture hydrochloric acid storage barrel
CN210303220U (en) * 2019-06-05 2020-04-14 广州新奥环境技术有限公司 Medicine adding and mixing device convenient to disassemble and maintain

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20010002447A (en) * 1999-06-15 2001-01-15 윤종용 Piping apparatus of chemical liquid supply system
CN105126662A (en) * 2015-09-14 2015-12-09 金剑环保有限公司 Chemical adding diffuser
CN205261101U (en) * 2015-11-16 2016-05-25 浙江天行健水务有限公司 Can take water treatment of pressing installation to add snack made with traditional chinese medicines connecting device
CN206142846U (en) * 2016-05-26 2017-05-03 河北九源环保工程有限公司 Fine motion power medicine system
CN206246320U (en) * 2016-12-09 2017-06-13 温州市嘉信金属制品有限公司 Covered on a kind of membrane pump of the convenient dismounting of good seal performance
CN107867462A (en) * 2017-11-06 2018-04-03 无锡智谷锐拓技术服务有限公司 A kind of Chemical Manufacture hydrochloric acid storage barrel
CN210303220U (en) * 2019-06-05 2020-04-14 广州新奥环境技术有限公司 Medicine adding and mixing device convenient to disassemble and maintain

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