CN109402716A - A kind of plating line addition sulfuric acid tooling - Google Patents
A kind of plating line addition sulfuric acid tooling Download PDFInfo
- Publication number
- CN109402716A CN109402716A CN201811484643.2A CN201811484643A CN109402716A CN 109402716 A CN109402716 A CN 109402716A CN 201811484643 A CN201811484643 A CN 201811484643A CN 109402716 A CN109402716 A CN 109402716A
- Authority
- CN
- China
- Prior art keywords
- sulfuric acid
- water pump
- scale bucket
- scale
- bucket
- 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
Classifications
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D21/00—Processes for servicing or operating cells for electrolytic coating
- C25D21/12—Process control or regulation
- C25D21/14—Controlled addition of electrolyte components
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Automation & Control Theory (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Details Of Reciprocating Pumps (AREA)
Abstract
A kind of plating line addition sulfuric acid tooling, including sulfuric acid storage barrel, water pump, scale bucket, several pipelines and several electroplating liquid medicine cylinders, water pump is provided with not ipsilateral inlet tube and outlet tube, inlet tube one end is connect with water pump, the other end is connect with sulfuric acid storage barrel, outlet tube one end is connect with water pump, the other end is connect with scale bucket, scale bucket is provided with scale on one side, bottom is provided with several pipelines with flow control valve, each pipeline one end is connect with scale bucket, and the other end is connect with an electroplating liquid medicine cylinder.Sulfuric acid in sulfuric acid storage barrel is evacuated in scale bucket and stores by water pump, observes the timely fluid infusion of bucket high scale, scale bucket bottom is provided with a plurality of pipeline with flow control valve, flows to sulfuric acid in corresponding electroplating liquid medicine cylinder.The device avoids the perils being likely to occur when manual handling tank for sulphuric acid and when adding sulfuric acid, while can also add sulfuric acid when equipment production run.
Description
Technical field
The present invention relates to wiring board production field, in particular to a kind of plating line adds sulfuric acid tooling.
Background technique
In electronics, optical panel industry, makes route and be related to electroplating work procedure, electroplating assembly line tradition adds the mode of sulfuric acid
For manual handling addition, manual handling adds sulfuric acid mode, and there are more security risks, as being likely to occur sulfuric acid in handling process
The risk that bucket falls and reveals；Liquid medicine is easy to splash when adding sulfuric acid toward board, causes safety accident；When production in equipment operation
Sulfuric acid can not be added, halt device is needed to add again.
Summary of the invention
Technical problem to be solved by the invention is to provide a kind of plating lines to add sulfuric acid tooling.
The technical scheme to solve the above technical problems is that a kind of plating line adds sulfuric acid tooling, including sulfuric acid
Storage barrel, water pump, scale bucket, several pipelines and several electroplating liquid medicine cylinders, the water pump is provided with inlet tube and outlet tube, described
Inlet tube is respectively arranged at the not ipsilateral of the water pump with the outlet tube, and the water pump has inlet and liquid outlet, described
Inlet tube one end is connected to the inlet of the water pump, and the other end is connected to the sulfuric acid storage barrel, described outlet tube one end with
The liquid outlet of the water pump is connected to, and the other end is connected to the scale bucket, and the scale bucket is provided with scale, the quarter on one side
The bottom of degree bucket offers several infusion ports, and each described pipeline one end is connected to an infusion port of the scale bucket, separately
One end is connected to an electroplating liquid medicine cylinder, and each pipeline is respectively arranged with flow control valve.
Further, the shape of each pipeline is Z-shaped.
Further, the scale bucket is arranged from top to bottom with several electroplating liquid medicine cylinders.
Further, the solution in the sulfuric acid storage barrel is sulfuric acid solution, and the concentration of the sulfuric acid solution is less than or waits
In 50%.
Further, the flow control valve is ball valve.
Further, the water pump is provided with inductive control device, and the scale bucket is internally provided with water level inductive probe,
The water pump, the water level inductive probe are electrically connected with the inductive control device.
It is stored the beneficial effects of the present invention are: the sulfuric acid in sulfuric acid storage barrel is evacuated in scale bucket by water pump, on scale bucket
Scale energy intuitive judgment bucket in sulfuric acid surplus and timely fluid infusion, scale bucket bottom is provided with a plurality of pipe with flow control valve
Road, turn-on flow rate regulating valve flow to sulfuric acid in corresponding electroplating liquid medicine cylinder by pipeline, and the device avoids manual handling sulphur
With the peril that is likely to occur when artificial addition sulfuric acid when sour bucket, while in normal production, equipment can also be normal when running
Sulfuric acid is added, halt device is not needed.
Detailed description of the invention
Fig. 1 is that the plating line of one embodiment adds a direction schematic diagram of sulfuric acid tooling；
Fig. 2 is that the plating line of one embodiment adds the schematic diagram of another direction of sulfuric acid tooling.
Specific embodiment
The principle and features of the present invention will be described below with reference to the accompanying drawings, and the given examples are served only to explain the present invention, and
It is non-to be used to limit the scope of the invention.It should be noted that following " first ", " second " are used for description purposes only, and cannot
It is interpreted as indication or suggestion relative importance or implicitly indicates the quantity of indicated technical characteristic.Define as a result, " the
One ", it includes one or more of the features that the feature of " second ", which can be expressed or imply,.
In conjunction with shown in attached drawing 1, a kind of plating line addition sulfuric acid tooling, including sulfuric acid storage barrel 100, water pump 200, scale bucket
300, several pipelines 320 and several electroplating liquid medicine cylinders 400, the water pump 200 is provided with inlet tube 210 and outlet tube 220, described
Inlet tube 210 is respectively arranged at the not ipsilateral of the water pump 200 with the outlet tube 220, and the water pump 200 has inlet
(not shown) and liquid outlet (not shown), described 210 one end of inlet tube are connected to the inlet of the water pump 200, the other end with
The sulfuric acid storage barrel 100 is connected to, and described 220 one end of outlet tube is connected to the liquid outlet of the water pump 200, the other end with it is described
Scale bucket 300 is connected to, and the scale bucket 300 is provided with scale 310 on one side, and the bottom of the scale bucket 300 offers several
Infusion port (not shown), each described 320 one end of pipeline are connected to an infusion port of the scale bucket 300, the other end with
The one electroplating liquid medicine cylinder 400 is connected to, and each pipeline 320 is respectively arranged with flow control valve 321, i.e., each pipeline 320 is set
Set a flow control valve 321.
The working principle of the device are as follows: when observing that the liquid medicine amount in scale bucket 300 is relatively low, open water pump 200 to sulphur
Sour storage barrel 100 carries out pumping medicine, and sulfuric acid is extracted through inlet tube 210 from sulfuric acid storage barrel 100, enters by outlet tube 220 and carves
Bucket 300 is spent, until while reaching regulation liquid medicine amount switches off the pump 200,300 bottom of scale bucket is provided with a plurality of pipeline 320, according to needing
The flow control valve for opening corresponding pipeline is sought, so that sulfuric acid is flowed into corresponding electroplating liquid medicine cylinder through pipeline, the device avoids artificial
When carrying tank for sulphuric acid with the peril that is likely to occur when artificial addition sulfuric acid, while in normal production, when equipment is run
Sulfuric acid normally can be added into electroplating liquid medicine cylinder 400, since sulfuric acid storage barrel 100 is not connected to directly with electroplating liquid medicine cylinder 400,
It therefore, there is no need to halt device, effectively improve production efficiency.
In one embodiment, the shape of sulfuric acid storage barrel 100 is cylindrical structure, and the top of sulfuric acid storage barrel 100 is opened
Equipped with liquid injection port, side bottom offers leakage fluid dram, and the liquid injection port and leakage fluid dram are respectively arranged with the capping of removable cover conjunction, if
The liquid injection port being placed at the top of bucket, which is greater than, is set to the leakage fluid dram of side bottom, be set to the liquid injection port at the top of bucket be mainly used in it is past
Fluid injection, additional pipeline drawing liquid or liquid is manually taken in bucket, the leakage fluid dram for being set to side bottom is mainly used in additional pipeline
Drawing liquid manually takes liquid, it is contemplated that safety and simplicity, the present invention in preferably outside the leakage fluid dram of side bottom plus
Pipeline drawing liquid, on the one hand saves piping cost, and raising takes liquid safety, on the other hand utmostly consumes sulfuric acid in bucket, avoid
Raffinate excessively causes to waste, and subsequent bucket is facilitated to recycle and clean.Solution in the sulfuric acid storage barrel 100 is sulfuric acid solution, is
Sulfuric acid solution is avoided to corrode bucket ontology, the material of the sulfuric acid storage barrel 100 should be acidproof material, such as polyethylene, polytetrafluoroethylene (PTFE)
Deng.With the increase of sulfuric acid solution concentration, dehydration property and oxidisability are also gradually reinforced, when to avoid adding too because of sulfuric acid concentration
Height generates vigorous reaction, and the concentration of the sulfuric acid solution is less than or equal to 50%.The invention device also can operate with alkaline system,
Membrane process is such as moved back, also can operate with neutral system, such as washing step.
Further, to enable sulfuric acid solution to be drawn to scale bucket 300 rapidly, the invention device is in scale bucket 300
A water pump 200 is provided between sulfuric acid storage barrel 100, and 300 position of scale bucket is higher than 200 position of water pump, by
There is certain corrosivity in sulfuric acid solution, the water pump 200 is anti-corrosive water pump, and preferably FB or AFB type pumps.The water pump
200 are provided with inlet tube 210 and outlet tube 220, and described 210 one end of inlet tube is connected to the inlet of the water pump 200, another
End is connected to by the leakage fluid dram of 100 side bottom of sulfuric acid storage barrel with the sulfuric acid storage barrel 100, and the sulfuric acid stores
Bucket 100 is in same plane with the water pump 200, since 300 position of scale bucket is higher than 200 position of water pump, the outlet tube 220
One end is connected to the liquid outlet of the water pump 200, and the other end is connected to the scale bucket 300, to prevent solution splash from making level
Face is unstable, causes reading to have deviation, the outlet tube 220, which leads to inside scale bucket 300, approaches bottom.Intuitively to observe quarter
300 internal solution surplus of bucket is spent, scale 310 is provided in the one side of the scale bucket 300, the reading of scale 310 is under
And at least one transparent side surfaces should be arranged in upper increase, the scale bucket 300, when transparent side is one, the transparent side is to set
It is equipped with the one side of graduation mark.
Further, the concentration of sulfuric acid has an impact to the dispersibility of plating solution and the mechanical performance of coating, sulfuric acid concentration
It is too low, solution dispersibility decline, the decline of coating brightness；Sulfuric acid concentration is too high, although solution dispersibility is preferable, coating
Ductility reduction.Concentration to adjust sulfuric acid solution and avoids solution volume overfill in electroplating liquid medicine cylinder in the appropriate range
Electrode wires are influenced, sulfuric acid solution concentration in scale bucket 300 should suitably be turned up.The scale bucket 300 is provided with siphunculus 330, pure water
Slot 510 and sulfuric acid tank 520, the pure water slot 510 and the sulfuric acid tank 520 are connected to the siphunculus 330 respectively, the siphunculus
330 are connected to the inside of the scale bucket 300, i.e., pure water slot 510 and sulfuric acid tank 520 pass through the siphunculus 330 and scale respectively
Bucket 300 is connected to, and the side that siphunculus is located at the part in scale bucket 300 offers several through-holes.The siphunculus 330 is vertically installed in
The 300 interior side face of scale bucket, the side are except other graduated three faces of setting, if the side of the siphunculus offers
Dry through-hole, flows out for pure water or sulfuric acid solution, and the siphunculus 330 is provided with rotatable part with scale bucket one side junction,
Siphunculus rotates under rotatable part effect, and pure water or sulfuric acid solution are mixed with other solution rapidly under siphunculus rotation.Institute
It states pure water slot 510 to be disposed adjacent above scale bucket 300 with the sulfuric acid tank 520, convenient for solution in slot because gravity automatically flows into
The sulfuric acid solution that the sulfuric acid solution for being concentration 60%-90% in scale bucket 300, in sulfuric acid tank 520, preferably concentration are 80%,
The pure water slot 510 is provided with pure water pipeline 511,511 both ends of pure water pipeline be respectively arranged with pure water metering valve 512 with
Pure water one-way cock 513, the pure water slot 510 are connected to by the pure water pipeline 511 with the siphunculus 330, the sulfuric acid tank
520 are provided with sulfuric acid pipeline 521, and 521 both ends of sulfuric acid pipeline are respectively arranged with sulfuric acid metering valve 522 and sulfuric acid check valve
Door 523, the sulfuric acid tank 520 are connected to by the sulfuric acid pipeline 521 with the siphunculus 330, the pure water pipeline 511 with it is described
Sulfuric acid pipeline 521 is arranged in parallel, and two pipes are connected to siphunculus 330 simultaneously when liquid to scale bucket 300 out, forms two-in-one pipe structure,
The pure water metering valve 512, the sulfuric acid metering valve 522 are electrically connected with detector in electroplating liquid medicine cylinder, pass through detection
PH in electroplating liquid medicine cylinder opens pure water metering valve 512 and inputs prescribed limit amount pure water, dilution is carved if pH value is unified relatively low
It spends in bucket within the scope of sulfuric acid solution to normal concentration；If pH value is unified higher, opens sulfuric acid metering valve 522 and input regulation model
The sulfuric acid of the higher concentration of the amount of enclosing is increased to sulfuric acid solution in scale bucket within the scope of normal concentration, and wherein sulfuric acid pipe diameter is answered
Less than pure water pipe diameter, the reason for this is that can release heat in high-concentration sulfuric acid dilution, the heat that Macrodilution generates can
Pipeline or slot inner part can be damaged.The pure water one-way cock 513 and the sulfuric acid one-way cock 523 are to flow to single valve
Door, i.e. liquid can only flow into siphunculus by pure water pipeline and sulfuric acid pipeline, and pure water pipeline and sulfuric acid pipeline cannot be flowed to by siphunculus,
It avoids acid solution in scale bucket from reversely flowing into, pollutes pure water pipeline and sulfuric acid pipeline.
In one embodiment, the water pump 200 is provided with inductive control device 230, is arranged inside the scale bucket 300
There is water level inductive probe (not shown), the water pump 200, the water level inductive probe are electric with the inductive control device 230
Connection.The inductive control device 230 of water pump 200 is the variable pressure switch for being provided with the monitoring page, can push water pump 200 on demand
Operating.The scale bucket 300 is internally provided with water level inductive probe (not shown), water level inductive probe can be divided into contact and
Contactless two kinds, contact probe such as floating-ball type water level sensor, capacitance water level sensor etc., non-contact optical probe is such as put
Penetrating property level sensor, ultrasonic water level sensor etc., due to the corrosivity of the sulfuric acid solution in scale bucket 300, the water level
Inductive probe is preferably contactless, avoids the winding of conventional contact measurement method bring, blocking, leakage, dielectric corrosion
The disadvantages of maintenance is inconvenient, in conjunction with cost and installation difficulty or ease, the water level inductive probe is preferably that anticorrosive ultrasonic formula water level passes
Sensor, feature are that frequency is high, wavelength is short, diffraction phenomenon is small, direction propagation, shell can be with good resistance toization as ray
Learn the polypropylene material of performance.The water level inductive probe is provided with the bound of water level, alarm device etc., when there are abnormal conditions
When alarm device sound an alarm, the time that ultrasonic signal detects liquid level is longer, and the surplus in scale bucket 300 is lower, the water
Position inductive probe is vertically installed in the top of scale bucket 300, the water pump, the water level inductive probe with the inductive control
Device electrical connection.When scale bucket internal solution surplus is lower, when needing fluid infusion close to lower limit, water level inductive probe ultrasonic listening water level
It will be recorded the time after height, by signal feedback to inductive control device, inductive control device regulates and controls according to feedback time length
Pressure size, the speed of medical fluid is extracted in control while pushing water pump 200 to operate, when in scale bucket 300 liquid level close to the upper limit
When, which is fed back to inductive control device by water level inductive probe ultrasonic wave, so that 200 pressure of water pump reduces, drawing liquid speed
Slack-off, until liquid level reaches the upper limit, water pump 200 shuts down.It is persistently mended when there is abnormal conditions such as water level more than bound
Without significant change etc. in water level one minute during liquid, fluid infusion, alarm device is sounded an alarm, and water pump shuts down.
In one embodiment, to make sulfuric acid solution while flowing into multiple electroplating liquid medicine cylinders 400, the scale bucket
300 bottoms are provided with several pipelines 320, and the shape of each pipeline 320 is Z-shaped, each described 320 one end of pipeline and institute
The connection of scale bucket 300 is stated, the other end is connected to an electroplating liquid medicine cylinder 400, and corresponding plating medicine is identified in every pipeline
400 title of water vat.
In one embodiment, to be automatically flowed into multiple electroplating liquid medicine cylinders 400 convenient for sulfuric acid solution, the scale bucket
300 are arranged from top to bottom with several electroplating liquid medicine cylinders 400, i.e. a plurality of pipeline of scale bucket 300 and connection electroplating liquid medicine cylinder
320 need to be higher than electroplating liquid medicine cylinder 400, since scale bucket 300 and electroplating liquid medicine cylinder 400 form one group of linker, utilize gravity original
The high principle such as reason and liquid level automatically flows into sulfuric acid solution in cylinder.
In one embodiment, each pipeline is provided with a flow control valve, and the flow control valve 321 is ball valve, ball
The advantages of valve be it is easy to operate, opening and closing rapidly, be mainly used to make the flow direction for cutting off, distributing and changing medium in pipeline,
The rotating torque of the operation and very little that are rotated by 90 ° can close tightly, since multiple 400 collective effects of electroplating liquid medicine cylinder are in same
One scale bucket 300, plating consumption sulfuric acid speed is variant in each electroplating liquid medicine cylinder 400, monitors with same monitoring device
Surplus and addition sulfuric acid amount are more difficult, and each electroplating liquid medicine cylinder 400 is provided with detector (not shown), can detect sulfuric acid simultaneously
PH in consumption and slot, when sulfuric acid need to be added in cylinder, the detector in respective cylinder is sounded an alarm, synthetic assembly cost and flexibly
Property, preferably manual ball valve, add suitable sulfuric acid solution according to the Expenditure Levels in each electroplating liquid medicine cylinder 400 manually.For
Convenient for controlling at a distance, while more accurately to add sulfuric acid solution, the flow control valve on each pipeline is preferred
For pneumatic ball valve or electrical ball valve, while flowmeter (not shown) should be installed on each pipeline, according to the sulfuric acid of required addition
Amount of solution is automatically added in respective cylinder by flowmeter monitoring.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (6)
1. a kind of plating line adds sulfuric acid tooling, which is characterized in that including sulfuric acid storage barrel, water pump, scale bucket, several pipelines and
Several electroplating liquid medicine cylinders, the water pump are provided with inlet tube and outlet tube, and the inlet tube is respectively arranged at the outlet tube
The water pump it is not ipsilateral, the water pump have inlet and liquid outlet, the inlet of described inlet tube one end and the water pump
Connection, the other end is connected to the sulfuric acid storage barrel, and described outlet tube one end is connected to the liquid outlet of the water pump, the other end and
The scale bucket connection, the scale bucket are provided with scale on one side, and the bottom of the scale bucket offers several infusion ports, often
One described pipeline one end is connected to an infusion port of the scale bucket, and the other end is connected to an electroplating liquid medicine cylinder, respectively
The pipeline is respectively arranged with flow control valve.
2. plating line as described in claim 1 adds sulfuric acid tooling, it is characterised in that: the shape of each pipeline is Z-shaped
Type.
3. plating line as described in claim 1 adds sulfuric acid tooling, it is characterised in that: the scale bucket and several plating
Liquid medicine tank is arranged from top to bottom.
4. plating line as described in claim 1 adds sulfuric acid tooling, it is characterised in that: the solution in the sulfuric acid storage barrel is
The concentration of sulfuric acid solution, the sulfuric acid solution is less than or equal to 50%.
5. plating line as described in claim 1 adds sulfuric acid tooling, it is characterised in that: the flow control valve is ball valve.
6. plating line as described in claim 1 adds sulfuric acid tooling, it is characterised in that: the water pump is provided with inductive control
Device, the scale bucket are internally provided with water level inductive probe, the water pump, the water level inductive probe with the induction type control
Device electrical connection processed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811484643.2A CN109402716A (en) | 2018-12-06 | 2018-12-06 | A kind of plating line addition sulfuric acid tooling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811484643.2A CN109402716A (en) | 2018-12-06 | 2018-12-06 | A kind of plating line addition sulfuric acid tooling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109402716A true CN109402716A (en) | 2019-03-01 |
Family
ID=65457488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811484643.2A Pending CN109402716A (en) | 2018-12-06 | 2018-12-06 | A kind of plating line addition sulfuric acid tooling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109402716A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204491022U (en) * | 2015-03-02 | 2015-07-22 | 昆山市华新电路板有限公司 | Electroplate liquid adds Controlling System automatically |
| CN204849106U (en) * | 2015-07-03 | 2015-12-09 | 清远敏惠汽车零部件有限公司 | Sulphuric acid addition system among electroplating production line |
| CN205934110U (en) * | 2016-08-15 | 2017-02-08 | 重庆鹏雷汽车配件有限公司 | Electroplate cistern sulphuric acid addition system |
| CN209210966U (en) * | 2018-12-06 | 2019-08-06 | 宏俐（汕头）电子科技有限公司 | A kind of plating line addition sulfuric acid tooling |
-
2018
- 2018-12-06 CN CN201811484643.2A patent/CN109402716A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204491022U (en) * | 2015-03-02 | 2015-07-22 | 昆山市华新电路板有限公司 | Electroplate liquid adds Controlling System automatically |
| CN204849106U (en) * | 2015-07-03 | 2015-12-09 | 清远敏惠汽车零部件有限公司 | Sulphuric acid addition system among electroplating production line |
| CN205934110U (en) * | 2016-08-15 | 2017-02-08 | 重庆鹏雷汽车配件有限公司 | Electroplate cistern sulphuric acid addition system |
| CN209210966U (en) * | 2018-12-06 | 2019-08-06 | 宏俐（汕头）电子科技有限公司 | A kind of plating line addition sulfuric acid tooling |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209210966U (en) | A kind of plating line addition sulfuric acid tooling | |
| CN108023107A (en) | A kind of flow battery system and its method for operation of automatic restorability | |
| CN110436678A (en) | A kind of automatic control system for running and protecting for electrodialysis system | |
| CN109402716A (en) | A kind of plating line addition sulfuric acid tooling | |
| CN110498477A (en) | Generator Stator Cooling water water quality deployment device | |
| CN206535294U (en) | A kind of new water sealed tank of polymerization plant | |
| CN104383787A (en) | Continuous production equipment of hydrogen chloride methanol solution and production technology | |
| CN209853816U (en) | Automatic PH control device for deaerated water of catalytic device deaerator | |
| CN109667798B (en) | Intelligent injection control device for guaranteeing aviation kerosene quality | |
| CN209456120U (en) | A kind of electric generator inner cooling water process optimization system | |
| CN217231004U (en) | Automatic drainage device and solar cell processing system | |
| CN206911219U (en) | One kind feedwater ammonifying device | |
| CN220780368U (en) | Automatic online regeneration system for cationic resin | |
| CN205398156U (en) | A exhaust moisturizing charge device for water circulating system | |
| CN217628436U (en) | Sulphur floats equipment for sugaring | |
| CN216869662U (en) | Oil-gas-water three-phase metering device | |
| CN213327360U (en) | Impregnating compound feeding device | |
| CN213926470U (en) | Automatic circulating water pollution discharge and water replenishing device | |
| CN211315779U (en) | Large wet-type gas holder emergency cut-off device and large wet-type gas holder | |
| CN213885033U (en) | Distillation tower cooling water interlocking protection system | |
| CN106595186A (en) | Cooling water recycling and reusing system | |
| CN208342369U (en) | Cut liquid supply system | |
| CN113043575B (en) | Automatic cooling circulation system of plastic extruding machine | |
| CN214734750U (en) | Recirculated cooling water saving system of thermal power plant | |
| CN206858635U (en) | The production equipment of electrodialysis reaction unit and lithium carbonate |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |