CN203610347U - Single-groove multi-stage bleaching system - Google Patents
Single-groove multi-stage bleaching system Download PDFInfo
- Publication number
- CN203610347U CN203610347U CN201320825868.6U CN201320825868U CN203610347U CN 203610347 U CN203610347 U CN 203610347U CN 201320825868 U CN201320825868 U CN 201320825868U CN 203610347 U CN203610347 U CN 203610347U
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- Prior art keywords
- groove
- multistage
- separate slot
- cleaning
- rinse
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- Expired - Lifetime
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- 238000004061 bleaching Methods 0.000 title abstract 4
- 239000007788 liquid Substances 0.000 claims abstract description 32
- 239000013505 freshwater Substances 0.000 claims abstract description 20
- 239000002351 wastewater Substances 0.000 claims description 19
- 238000003860 storage Methods 0.000 claims description 12
- 238000004140 cleaning Methods 0.000 abstract description 74
- 238000004519 manufacturing process Methods 0.000 abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 15
- 239000002699 waste material Substances 0.000 abstract description 6
- 230000007613 environmental effect Effects 0.000 abstract description 4
- 230000009471 action Effects 0.000 abstract description 2
- 239000012530 fluid Substances 0.000 description 37
- 238000000034 method Methods 0.000 description 26
- 238000005516 engineering process Methods 0.000 description 22
- 230000008569 process Effects 0.000 description 17
- 230000002000 scavenging effect Effects 0.000 description 8
- 238000011010 flushing procedure Methods 0.000 description 5
- 238000012545 processing Methods 0.000 description 5
- 239000002253 acid Substances 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 239000003792 electrolyte Substances 0.000 description 3
- 238000009713 electroplating Methods 0.000 description 3
- 239000006210 lotion Substances 0.000 description 3
- 238000004064 recycling Methods 0.000 description 3
- 230000006872 improvement Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005554 pickling Methods 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
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Abstract
The utility model discloses a single-groove multi-stage bleaching system. The bleaching system comprises a PLC (Programmable Logic Controller) control device, a cleaning groove and a multi-stage integrated groove, wherein the cleaning groove is communicated with the multistage integrated groove; at least two isolating grooves are formed in the multistage integrated groove, and are provided with outlets and inlets; the cleaning groove is connected with a water inlet pipeline and a water draining pipeline through a pump respectively; the water inlet pipeline is communicated with the outlet of each isolating groove and a fresh water interface respectively. By arranging the multistage integrated groove, a plurality of continuous cleaning grooves on a production line are reduced to one, the layout is more reasonable, and the space occupied by the production line is reduced. Workpieces can be cleaned by being placed into one cleaning groove, thereby eliminating the actions of repeated taking and putting of the workpieces from/into the cleaning groove, and saving the operating time. By adopting the multistage bleaching system, the repeated utilization ratio of cleaning liquid is high, the water consumption is low, and the environmental protection is facilitated. Less waste liquid is drained, the workload of subsequent water treatment is reduced, and the production cost is reduced.
Description
Technical field
The utility model relates to a kind of cleaning equipment, particularly the multistage rinse-system of a kind of single groove.
Background technology
On the surface-treatment lines such as plating, application, in order not affect the operation of subsequent technique, guarantee follow-up processing quality, the workpiece that need to handle last operation cleans.Such as, after pickling process, need the acid solution on workpiece to clean up, just can carry out electroplating work procedure; After electroplating work procedure, need the electroplate liquid on workpiece to clean up, just can carry out subsequent processing.
In prior art, need to multiple rinse baths be set between adjacent technology groove continuously, complete the cleaning of workpiece, to guarantee the quality of subsequent technique.This rinse-system that multiple rinse baths are set continuously, multiple rinse baths are all distributed on electroplating assembly line, and irrational layout causes production line long, need to take a large amount of spaces and arrange rinse bath; Cleaning fluid recycling rate of waterused is lower, and cleaning process need to be supplemented a large amount of fresh waters, and wastewater discharge is also larger, is unfavorable for environmental protection, and the waste water of a large amount of discharges has also increased the treating capacity of subsequent handling, has increased production cost; In cleaning process, need to be repeatedly cleaned workpiece and take out and put into next rinse bath, extended the operating time of matting.
Utility model content
(1) technical problem that will solve
The technical problems to be solved in the utility model is: in processes process, need to clean workpiece, guarantee normally carrying out of subsequent handling; In cleaning workpiece process, how to improve the utilization rate of cleaning fluid, reduce water consumption and wastewater discharge, shorten scavenging period.
(2) technical scheme
In order to solve the problems of the technologies described above, the utility model provides a kind of single groove multistage rinse-system, comprising: PLC control device, rinse bath and multistage disjunctor groove, and described rinse bath is communicated with multistage disjunctor groove; In described multistage disjunctor groove, be provided with at least two separate slots, described separate slot is equipped with outlet and entrance; Described rinse bath is connected with inlet pipeline and discharge pipe line by pump respectively, and described inlet pipeline is communicated with outlet and the fresh water interface of each separate slot respectively; Described discharge pipe line is communicated with entrance and the waste water recycle bin of each separate slot respectively, and the junction of described inlet pipeline and discharge pipe line and the said equipment is equipped with valve; The control signal of described pump and valve is all connected with described PLC control device.
Described rinse bath is also connected with storage tank, and described storage tank is communicated with discharge pipe line by valve.
In described separate slot, be equipped with liquid level gauge.
In one of them separate slot in described multistage disjunctor groove, be provided with conductivity gauge.
Described valve is pneumatic operated valve or magnetic valve.
Described PLC control device is provided with HMI user-machine interface.
(3) beneficial effect
Technique scheme tool has the following advantages: by the setting of multistage disjunctor groove, the multiple continuous rinse bath on production line is reduced into one, layout is more reasonable, has reduced the space that production line takies; Workpiece only need be put into a rinse bath can complete cleaning, has saved the action of workpiece repeatedly being taken out and being put into rinse bath, saves the operating time; Adopt multistage disjunctor groove, cleaning fluid recycling rate of waterused is high, and water consumption is few, is beneficial to environmental protection; Waste liquid discharge rate is few, has reduced the workload of follow-up water treatment, has reduced production cost.
Accompanying drawing explanation
Fig. 1 is the structural representation of production line when the multistage rinse-system of single groove specifically uses described in the utility model embodiment;
Fig. 2 is the structural representation of the multistage rinse-system of single groove described in the utility model embodiment.
Wherein, 1, technology groove one; 2, rinse bath; 3, technology groove two; 4, technology groove three; 5, multistage disjunctor groove; 6, storage tank; 7, valve; 8, separate slot; 9, waste water recycle bin; 10, inlet pipeline; 11, discharge pipe line; 12, conductivity gauge; 13, liquid level gauge; A, fresh water interface.
The specific embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present utility model is described in further detail.Following examples are used for illustrating the utility model, but are not used for limiting scope of the present utility model.
In Fig. 1, production line is provided with three technology grooves, respectively: technology groove 1, technology groove 23 and technology groove 34, be provided with rinse bath between adjacent technology groove.Rinse bath is connected with multistage disjunctor groove by pipeline, or rinse bath is connected with multistage disjunctor groove and storage tank simultaneously, can determine whether to need storage tank according to concrete technology; Rinse bath forms a multistage rinse-system of single groove together with multistage disjunctor groove and PLC control device; PLC control device is provided with HMI user-machine interface, facilitates technical staff to carry out centralized Control and operation by man-machine interface.Hollow arrow in Fig. 1 represents to be plated the moving direction of workpiece on production line: be cleaned the rinse bath 2 that workpiece enters between technology groove 1 and technology groove 23 out from technology groove 1 and clean, after cleaning, entering technology groove 23 processes, the rinse bath 2 entering after finishing dealing with between technology groove 23 and technology groove 34 cleans, and enters technology groove 34 and process after cleaning.
Fig. 2 is the annexation schematic diagram of the multistage rinse-system of whole single groove, and the water inlet of rinse bath 2 is connected with inlet pipeline 10, on inlet pipeline 10, is connected with pump; The delivery port of rinse bath 2 is connected with discharge pipe line 11, is also connected with pump on discharge pipe line 11.In multistage disjunctor groove 5, be provided with at least two separate separate slots 8, the concentration of each separate slot 8 cleaning liquid insides is all not identical; By separate slot 8 according to groove cleaning liquid inside concentration descending be defined as successively one-level separate slot 8, secondary separate slot 8 ..., N level separate slot 8, wherein, the sum that N is separate slot; Each separate slot 8 is equipped with entrance and exit, and the entrance of separate slot 8 is all communicated with discharge pipe line 11 by valve 7, and the outlet of separate slot 8 is all communicated with inlet pipeline 10 by valve 7; Inlet pipeline 10 is also connected with fresh water interface A, and fresh water refers to pure water or the running water selected according to process requirements, and discharge pipe line 11 is also connected with storage tank 6 and waste water recycle bin 9 respectively by valve 7.In each separate slot 8, be equipped with liquid level gauge 13, in N level separate slot 8, be also provided with conductivity gauge 12; The measurement data of the control signal of said pump and valve 7 and liquid level gauge 13, conductivity gauge 12 is all connected to PLC control device.Hollow arrow in Fig. 2 represents the flow direction of liquid in pipeline.
The preferred electromagnetic pump of foregoing pump or air driven pump, the preferred pneumatic operated valve of valve 7 or magnetic valve, the cleaning way in rinse bath 2 can adopt fountain, embathe formula or other cleaning ways.
Embodiment mono-
The multistage rinse-system of single groove, comprises PLC control device, storage tank 6, multistage disjunctor groove 5 and is arranged in the rinse bath 2 on production line, the nozzle of rinse bath 2 is connected with inlet pipeline 10, is connected with an electromagnetic pump on inlet pipeline 10; The delivery port of rinse bath 2 is connected with discharge pipe line 11, is connected with an electromagnetic pump on discharge pipe line 11.In multistage disjunctor groove 5, be provided with two separate one-level separate slots 8 and secondary separate slot 8, the concentration of lotion of one-level separate slot 8 is greater than the concentration of lotion of secondary separate slot 8; Two separate slots 8 are equipped with entrance and exit, and the entrance of separate slot 8 is all communicated with discharge pipe line 11 by magnetic valve, and the outlet of separate slot 8 is all communicated with inlet pipeline 10 by magnetic valve, in two separate slots 8, are equipped with liquid level gauge 13, are also provided with conductivity gauge 12 in secondary separate slot 8; Inlet pipeline 10 is also communicated with fresh water interface A, and fresh water refers to pure water or the running water selected according to process requirements; Discharge pipe line 11 is also connected with storage tank 6 and waste water recycle bin 9 respectively by magnetic valve.The measurement data of the control signal of above-mentioned magnetic valve and electromagnetic pump and liquid level gauge 13, conductivity gauge 12 all transfers to PLC control device; PLC control device is also provided with HMI user-machine interface.
The rinse method that utilizes this equipment to carry out comprises the following steps:
S1: enter after rinse bath 2 when being cleaned part, PLC control device is opened the magnetic valve between outlet magnetic valve, discharge pipe line 11 and the waste water recycle bin 9 of one-level separate slot 8 in multistage disjunctor groove 5 and the two pumps being connected with rinse bath 2, cleaning fluid in one-level separate slot 8 enters rinse bath 2, start to clean, the waste liquid after cleaning enters waste water recycle bin 9 by drainpipe; This process can be drained the most of acid solutions or the electrolyte that on workpiece, carry, prevents from entering multistage disjunctor groove 5 because of a large amount of acid solutions or electrolyte, and the concentration of cleaning fluid is risen overally, and this result must cause fresh water consumption to increase, and need to avoid occurring as far as possible;
S2:PLC control device cuts out the magnetic valve of waste water recycle bin 9, opens the entrance magnetic valve of one-level separate slot 8; Now the entrance and exit magnetic valve of one-level separate slot 8 is opened simultaneously, and the cleaning fluid after cleaning flows back to again in one-level separate slot 8; This operation, for the acid solution of carrying on interior rinse bath 2 workpiece or electrolyte are brought in one-level groove, improves the concentration of lotion of one-level groove;
S3:PLC control device is opened the outlet magnetic valve of secondary separate slot 8, closes the outlet magnetic valve of one-level separate slot 8, cleans the extremely setting value of liquid level that measures one-level separate slot 8 to liquid level gauge 13; In this process, in secondary separate slot 8, the cleaning fluid of low concentration adds in one-level separate slot 8 after by rinse bath 2, and the cleaning fluid in one-level groove returns to the volume and the concentration that approach before cleaning gradually;
The entrance magnetic valve of one-level separate slot 8 is closed in the control of S4:PLC control device, opens the entrance magnetic valve of secondary separate slot 8, cleans a period of time;
The outlet magnetic valve of secondary separate slot 8 is closed in the control of S5:PLC control device, opens the magnetic valve between inlet pipeline 10 and fresh water interface A, cleans to the liquid level of secondary separate slot 8 and arrives and set value;
S6:PLC control device cuts out the entrance magnetic valve of secondary separate slot 8, and the magnetic valve of closing fresh water interface A place, and the workpiece in rinse bath 2 is sent to subsequent processing, waits for next time and cleaning.
In cleaning process, conductivity gauge 12 in secondary separate slot 8 is measured the electrical conductivity of cleaning fluid in real time, in the time that measured value reaches setting value, PLC control device control increase clean next time in the scavenging period of step S1, in increase one-level separate slot 8, the higher cleaning fluid of concentration enters the amount of waste water recycle bin 9, cleaning fluid in secondary separate slot 8 is added in one-level separate slot 8, then utilize the operation of step S5 that the fresh water that passes through for the first time rinse bath 2 is passed in secondary separate slot 8, reduce the concentration of two separate slot 8 cleaning liquid insides simultaneously, make the electrical conductivity of secondary separate slot 8 cleaning liquid insides return to normal range (NR).
Should be understood that, in this embodiment, the data such as the setting value of liquid level gauge 13 and conductivity gauge 12 in scavenging period in step S1, S2, S4, the secondary separate slot 8 cleaning fluid electrical conductivity scavenging period that step S1 increases when too high, separate slot 8, need to require and the design parameter of field apparatus be determined according to concrete technology.If condition is convenient, also can control by the mode of statistics cleaning fluid consumption the flushing dose of step S1.
Embodiment bis-
The difference of this embodiment and embodiment mono-is: separate slot 8 numbers in multistage disjunctor groove 5 change three into, and valve 7 adopts pneumatic operated valve, and the pump on inlet pipeline 10 and discharge pipe line 11 is selected air driven pump, and all the other structures are identical with embodiment mono-.
The rinse method that utilizes this equipment to carry out comprises the following steps:
S1: enter after rinse bath 2 when being cleaned part, PLC control device is opened the pneumatic operated valve between outlet pneumatic operated valve, discharge pipe line 11 and the waste water recycle bin 9 of one-level separate slot 8 in multistage disjunctor groove 5 and two air driven pumps that are connected with rinse bath 2, cleaning fluid in one-level separate slot 8 enters rinse bath 2, start to clean, the waste liquid after cleaning enters waste water recycle bin 9 by drainpipe;
S2:PLC control device cuts out the pneumatic operated valve of waste water recycle bin 9, opens the entrance pneumatic operated valve of one-level separate slot 8, and now the entrance and exit pneumatic operated valve of one-level separate slot 8 is opened simultaneously, and the cleaning fluid after cleaning flows back to again in one-level separate slot 8.
S3:PLC control device is opened the outlet pneumatic operated valve of secondary separate slot 8, closes the outlet pneumatic operated valve of one-level separate slot 8, cleans the extremely setting value of liquid level to one-level separate slot 8; In this process, the cleaning fluid in secondary separate slot 8 flows into one-level separate slot 8 by rinse bath, and the cleaning fluid in one-level separate slot 8 is supplemented;
The entrance pneumatic operated valve of one-level separate slot 8 is closed in the control of S4:PLC control device, opens the entrance pneumatic operated valve of secondary separate slot 8;
The outlet pneumatic operated valve of secondary separate slot 8 is closed in the control of S5:PLC control device, opens the pneumatic operated valve between inlet pipeline 10 and fresh water interface A, cleans to the liquid level of secondary separate slot 8 and arrives and set value;
The entrance pneumatic operated valve of secondary separate slot 8 is closed in the control of S6:PLC control device, opens the entrance pneumatic operated valve of three grades of separate slots 8;
The outlet pneumatic operated valve of three grades of separate slots 8 is closed in the control of S7:PLC control device, opens the pneumatic operated valve between inlet pipeline 10 and fresh water interface A, cleans to the liquid level of three grades of separate slots 8 and arrives and set value;
S8:PLC control device cuts out the entrance pneumatic operated valve at three grades of separate slots 8 and fresh water interface A place, and the workpiece in rinse bath 2 is sent to subsequent processing, waits for next time and cleaning.
In cleaning process, conductivity gauge 12 in three grades of separate slots 8 is measured the electrical conductivity of cleaning fluid in real time, in the time that measured value reaches setting value, PLC control device control increase clean next time in the flushing dose of step S1, the cleaning fluid that in one-level separate slot 8, concentration is higher is entered to waste water recycle bin 9, cleaning fluid in secondary separate slot 8 is added in one-level separate slot 8, cleaning fluid in three grades of separate slots 8 adds in secondary separate slot 8, then utilize the operation of step S7 that the fresh water that passes through for the first time rinse bath 2 is entered clearly in three grades of separate slots 8, reduce the electrical conductivity of three grades of separate slots 8.
Should be understood that, in this embodiment, in scavenging period, separate slot 8 that when in scavenging period in step S1, S2, S4, S6, three grades of separate slots 8, the electrical conductivity of cleaning fluid is too high, step S1 increases, the data such as the setting value of liquid level gauge 13 and conductivity gauge 12, all need to determine according to the design parameter of concrete technology requirement and field apparatus.Certainly,, if condition is convenient, also can control by the mode of statistics cleaning fluid consumption the flushing dose of step S1.
Embodiment tri-
This embodiment uses the identical multistage rinse-system of single groove with embodiment bis-.
The rinse method that utilizes this equipment to carry out comprises the following steps:
S1: enter after rinse bath 2 when being cleaned part, PLC control device is opened the pneumatic operated valve between outlet pneumatic operated valve, discharge pipe line 11 and the waste water recycle bin 9 of one-level separate slot 8 in multistage disjunctor groove 5 and two air driven pumps that are connected with rinse bath 2, cleaning fluid in one-level separate slot 8 enters rinse bath 2, start to clean, the waste liquid after cleaning enters storage tank 6 by drainpipe;
S2:PLC control device cuts out the pneumatic operated valve of waste water recycle bin 9, opens the entrance pneumatic operated valve of one-level separate slot 8, and now the entrance and exit pneumatic operated valve of one-level separate slot 8 is opened simultaneously, and the cleaning fluid after cleaning flows back to again in one-level separate slot 8.
S3:PLC control device is opened the outlet pneumatic operated valve of secondary separate slot 8, closes the outlet pneumatic operated valve of one-level separate slot 8, cleans the extremely setting value of liquid level to one-level separate slot 8; In this process, the cleaning fluid in secondary separate slot 8 flows into one-level separate slot 8 by rinse bath, and the cleaning fluid in one-level separate slot 8 is supplemented;
The entrance pneumatic operated valve of one-level separate slot 8 is closed in the control of S4:PLC control device, opens the entrance pneumatic operated valve of secondary separate slot 8;
The outlet pneumatic operated valve of secondary separate slot 8 is closed in the control of S5:PLC control device, opens the pneumatic operated valve between inlet pipeline 10 and fresh water interface A, cleans to the liquid level of secondary separate slot 8 and arrives and set value;
The entrance pneumatic operated valve of secondary separate slot 8 is closed in the control of S6:PLC control device, opens the entrance pneumatic operated valve of three grades of separate slots 8;
The outlet pneumatic operated valve of three grades of separate slots 8 is closed in the control of S7:PLC control device, opens the pneumatic operated valve between inlet pipeline 10 and fresh water interface A, cleans to the liquid level of three grades of separate slots 8 and arrives and set value;
S8:PLC control device cuts out the entrance pneumatic operated valve at three grades of separate slots 8 and fresh water interface A place, and the workpiece in rinse bath 2 is sent to subsequent processing, waits for next time and cleaning.
In cleaning process, conductivity gauge 12 in three grades of separate slots 8 is measured the electrical conductivity of cleaning fluid in real time, in the time that measured value reaches setting value, PLC control device control increase clean next time in the flushing dose of step S1, the cleaning fluid that in one-level separate slot 8, concentration is higher is entered to waste water recycle bin 9, cleaning fluid in secondary separate slot 8 is added in one-level separate slot 8, cleaning fluid in three grades of separate slots 8 adds in secondary separate slot 8, then utilize the operation of step S7 that the fresh water that passes through for the first time rinse bath 2 is entered clearly in three grades of separate slots 8, reduce the electrical conductivity of three grades of separate slots 8.
Because in part technique, the cleaning fluid after cleaning can also be reused, so the cleaning fluid after cleaning in step S1 is entered in storage tank 6, conveniently intrasystem cleaning fluid is supplemented online.
Should be understood that, in this embodiment, in scavenging period, separate slot 8 that when in scavenging period in step S1, S2, S4, S6, three grades of separate slots 8, the electrical conductivity of cleaning fluid is too high, step S1 increases, the data such as the setting value of liquid level gauge 13 and conductivity gauge 12, all need to determine according to the design parameter of concrete technology requirement and field apparatus.Certainly,, if condition is convenient, also can control by the mode of statistics cleaning fluid consumption the flushing dose of step S1.
As can be seen from the above embodiments, the utility model, by the setting of multistage disjunctor groove 5, reduces into one by the multiple continuous rinse bath 2 on production line, and layout is more reasonable, has reduced the length of production line and the space taking; Workpiece only need be put into a rinse bath 2 can complete the cleaning between two-step, has saved the operation of workpiece repeatedly being taken out and being put into rinse bath 2, saves the operating time; Adopt multistage disjunctor groove 5, cleaning fluid recycling rate of waterused is high, and water consumption is few, is beneficial to environmental protection; Waste liquid discharge rate is few, has reduced the workload of follow-up water treatment, has reduced production cost.
The above is only preferred embodiment of the present utility model; should be understood that; for those skilled in the art; do not departing under the prerequisite of the utility model know-why; can also make some improvement and replacement, these improvement and replacement also should be considered as protection domain of the present utility model.
Claims (6)
1. the multistage rinse-system of single groove, is characterized in that, comprising: PLC control device, rinse bath and multistage disjunctor groove, and described rinse bath is communicated with multistage disjunctor groove; In described multistage disjunctor groove, be provided with at least two separate slots, described separate slot is equipped with outlet and entrance; Described rinse bath is connected with inlet pipeline and discharge pipe line by pump respectively, and described inlet pipeline is communicated with outlet and the fresh water interface of each separate slot respectively; Described discharge pipe line is communicated with entrance and the waste water recycle bin of each separate slot respectively, and the junction of described inlet pipeline and discharge pipe line and the said equipment is equipped with valve; The control signal of described pump and valve is all connected with described PLC control device.
2. the multistage rinse-system of single groove as claimed in claim 1, is characterized in that, described rinse bath is also connected with storage tank, and described storage tank is communicated with discharge pipe line by valve.
3. the multistage rinse-system of single groove as claimed in claim 1, is characterized in that, in described separate slot, is equipped with liquid level gauge.
4. the multistage rinse-system of single groove as claimed in claim 1, is characterized in that, in one of them separate slot in described multistage disjunctor groove, is provided with conductivity gauge.
5. the multistage rinse-system of single groove as claimed in claim 1, is characterized in that, described valve is pneumatic operated valve or magnetic valve.
6. the multistage rinse-system of single groove as claimed in claim 1, is characterized in that, described PLC control device is provided with HMI user-machine interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320825868.6U CN203610347U (en) | 2013-12-13 | 2013-12-13 | Single-groove multi-stage bleaching system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320825868.6U CN203610347U (en) | 2013-12-13 | 2013-12-13 | Single-groove multi-stage bleaching system |
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| Publication Number | Publication Date |
|---|---|
| CN203610347U true CN203610347U (en) | 2014-05-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320825868.6U Expired - Lifetime CN203610347U (en) | 2013-12-13 | 2013-12-13 | Single-groove multi-stage bleaching system |
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| Country | Link |
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| CN (1) | CN203610347U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103691688A (en) * | 2013-12-13 | 2014-04-02 | 北京天正通表面工程技术有限公司 | Single-groove multistage rinsing system and rinsing method |
| CN108998837A (en) * | 2018-09-07 | 2018-12-14 | 河北宇腾羊绒制品有限公司 | A kind of wool cleaning device with circular water replenishing function |
-
2013
- 2013-12-13 CN CN201320825868.6U patent/CN203610347U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103691688A (en) * | 2013-12-13 | 2014-04-02 | 北京天正通表面工程技术有限公司 | Single-groove multistage rinsing system and rinsing method |
| CN108998837A (en) * | 2018-09-07 | 2018-12-14 | 河北宇腾羊绒制品有限公司 | A kind of wool cleaning device with circular water replenishing function |
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Granted publication date: 20140528 |