CN212223111U - Smokeless pickling device for copper alloy wire - Google Patents
Smokeless pickling device for copper alloy wire Download PDFInfo
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- CN212223111U CN212223111U CN202020417709.2U CN202020417709U CN212223111U CN 212223111 U CN212223111 U CN 212223111U CN 202020417709 U CN202020417709 U CN 202020417709U CN 212223111 U CN212223111 U CN 212223111U
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Abstract
The utility model discloses a smokeless pickling installation of copper alloy wire rod, including the pickling chamber, the copper line passes through the feed inlet and the discharge gate at pickling chamber both ends, in order to convey business turn over pickling chamber, and infiltrate in the pickle in the pickling chamber, the pickle is including nitric acid and sulphuric acid, pickling chamber bottom is equipped with ultrasonic generator simultaneously, be used for making the pickle produce the ultrasonic oscillation, thereby carry out the pickling to the copper line, the waste gas that the pickling produced passes through the blow vent on pickling chamber top, and by the draught fan, introduce the replacement intracavity of pickling chamber top, thereby nitrogen oxide and sulfur dioxide gas are in the replacement liquid in can making waste gas, mutual catalytic reaction, in order to generate nitric acid and sulphuric acid solution, on the one hand can reduce exhaust emission and handle the burden, on the other hand replacement nitric acid and sulphuric acid once more can regard as the make-up liquid of pickle, in order to realize cyclic utilization.
Description
Technical Field
The utility model relates to a copper line pickling technical field especially indicates a smokeless pickling plant of copper alloy wire rod.
Background
The metal surface is easy to react with oxygen in the air to generate metal oxide on the metal surface, a method for removing oxide skin and rust on the metal surface by using an acid solution is called pickling, which is a method for cleaning the metal surface, in the prior art, the traditional formula of the pickling solution applied to the pickling of copper alloy wires usually selects high-concentration nitric acid to obtain higher pickling speed and better pickling brightness, the high-concentration nitric acid pickling not only generates pungent acid mist during operation, but also generates a plurality of nitrogen oxides, namely yellow smoke through reaction, and the waste gas of the pickling can cause serious pollution and harm if the waste gas is not treated and discharged, aiming at the situation, on one hand, a series of waste gas treatment devices are arranged in the prior art to solve the problem of waste gas discharge, but in industrial mass production, because the waste gas treatment amount is large, therefore, the treatment difficulty is high, and high extra power consumption and production cost are brought, and on the other hand, the problem that the pickling effect is poor and extra research and development cost is increased is solved by researching and developing cleaner pickling solution.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at designing a smokeless pickling plant of copper alloy wire rod to realize not influencing normal pickling effect, can alleviate the function of exhaust emission and processing burden.
Based on above-mentioned purpose the utility model relates to a smokeless pickling installation of copper alloy wire rod, include:
the two ends of the pickling cavity are respectively provided with a feeding hole and a discharging hole so that the copper wire can be conveyed into and out of the pickling cavity;
the pickling solution is filled in the pickling cavity and used for infiltrating the pickled copper wires, and comprises nitric acid and sulfuric acid;
the ultrasonic generator is arranged at the bottom end of the pickling cavity and is used for generating ultrasonic oscillation on the pickling solution;
the vent hole penetrates through the top end of the pickling cavity;
the displacement cavity is fixedly arranged above the outside of the pickling cavity, and displacement liquid is filled in the displacement cavity;
the induced draft fan is arranged on the outer side of the top end of the pickling cavity, the air inlet end of the induced draft fan is communicated with the air vent, and the air outlet end of the induced draft fan is communicated with the bottom of the replacement cavity, so that waste gas generated by pickling of the pickling solution can be replaced by nitric acid and sulfuric acid through reaction of the replacement solution.
Preferably, feed inlet and discharge gate department are fixed and are equipped with rubber sleeve, and rubber sleeve lateral wall and pickling chamber lateral wall laminating are sealed, and the copper line laminating runs through in rubber sleeve inside wall to conveying business turn over pickling chamber.
Preferably, wire guiding wheels are movably connected with two ends of the pickling cavity, which are close to the feeding hole and the discharging hole, so that the copper wires can be conveyed into and out of the pickling cavity through wheel grooves of the wire guiding wheels.
Preferably, the baffle plates are fixed at two ends in the pickling cavity, and the lower ends of the baffle plates are immersed in the pickling solution to limit the copper wires.
Preferably, a liquid storage cavity is fixedly arranged below the replacement cavity, a recovery tube is communicated between the replacement cavity and the liquid storage cavity, a recovery switch valve is fixedly arranged on the recovery tube, a first acidity detector is arranged in the replacement cavity, the lower end of a probe of the first acidity detector is immersed in the replacement liquid, the first acidity detector is electrically connected with the recovery switch valve, and when the first acidity detector detects that the acidity of the replacement liquid is greater than a set value, the recovery switch valve can be triggered to be opened so that the replacement liquid in the replacement cavity can flow into the liquid storage cavity.
Preferably, the liquid storage cavity is located the pickling chamber top, and the intercommunication is equipped with the fluid infusion pipe between liquid storage cavity and the pickling chamber, and the last fixed fluid infusion ooff valve that is equipped with of fluid infusion pipe, and the pickling intracavity is equipped with second acidity detector, and the probe lower extreme of second acidity detector is soaked in the pickling solution, and second acidity detector and fluid infusion ooff valve electricity are connected, and when the acidity that detects the pickling solution through second acidity detector is less than the default, can trigger the fluid infusion ooff valve and open.
Preferably, a water level detector is fixedly arranged in the replacement cavity and used for detecting the water level height of the replacement liquid, and a liquid adding pipe is externally connected with the replacement cavity and used for adding the replacement liquid into the replacement cavity.
Preferably, the fixed exhaust gas filter chamber that is equipped with in replacement chamber top, the exhaust gas filter intracavity is filled with the filtrate, and the intercommunication is equipped with between exhaust gas filter chamber bottom and the replacement chamber upper end and filters the trachea, filters the fixed one-way overflow valve that is equipped with on the trachea, and when the pressure of replacement intracavity waste gas was greater than and predetermines the threshold value, accessible one-way overflow valve flow to in the exhaust gas filter chamber to can filter waste gas through the filtrate.
Preferably, the filtrate is a sodium hydroxide solution.
From the above, can see, the utility model discloses a smokeless pickling installation of copper alloy wire rod, through setting up the pickling chamber, pickling chamber both ends are equipped with feed inlet and discharge gate respectively, in order to make the copper line can convey business turn over pickling chamber, the pickling intracavity is filled with the pickle, be used for infiltrating the pickling copper line, the pickle includes nitric acid and sulphuric acid, compare in the single high concentration nitric acid of traditional prescription, sulphuric acid has been added, pickling chamber bottom is equipped with ultrasonic generator, in order to make the pickle produce ultrasonic oscillation, thereby utilize the cavitation of ultrasonic wave in the liquid, acceleration effect and straight forward flow effect, can promote the homogeneous mixing and the distribution of pickle, and it is direct with copper line surface oxide with higher speed, indirect reaction, in order to reach pickling with higher speed, peel off, abluent mesh, thereby do benefit to further promotion pickling effect, the pickling chamber top is run through and is equipped with the blow vent, the outer side of the top end of the pickling cavity is provided with an induced draft fan, the induced draft fan is used for communicating the vent hole with the replacement cavity above the pickling cavity, so that waste gas generated by pickling of pickling liquid can be led into the replacement cavity through the induced draft fan, direct discharge is avoided, the pickling liquid comprises nitric acid and sulfuric acid, the waste gas generated by pickling reaction comprises nitric oxide and sulfur dioxide gas, when the nitric oxide and the sulfur dioxide gas exist simultaneously, mutual catalysis can be realized, the reaction is promoted and the nitric acid and the sulfuric acid solution are formed by dissolving the nitric acid and the sulfuric acid in water, particularly, an acidified catalyst is added, the reaction replacement can be accelerated, the replacement liquid filled in the replacement cavity can be used for selectively adding water solution of the corresponding catalyst, so that the nitric acid and the sulfuric acid can be replaced through the reaction of the replacement liquid and the waste gas, on one hand, the discharge and treatment load of the waste gas can be, in order to realize cyclic utilization to for the nitric acid pickling of traditional high concentration, the accessible chooses the sulphuric acid solution that the nitric acid cooperation of low concentration is added for use to carry out the pickling, in order to alleviate the yellow smoke that the nitric acid pickling produced, simultaneously because the sulphuric acid pickling of adding and utilize the supersound to promote the pickling, and through introducing the replacement chamber with the displacement pickling waste gas of can reacting, thereby realize when not influencing normal pickling effect, can alleviate waste gas emission and handle the function of burden.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
fig. 2 is an enlarged schematic view of the embodiment of the present invention at a in fig. 1;
fig. 3 is an enlarged schematic view of the embodiment of the present invention at B in fig. 1;
fig. 4 is a side view of a rubber sleeve according to an embodiment of the present invention.
In the figure: the device comprises an acid washing cavity 1, a feeding hole 2, a discharging hole 3, a copper wire 4, an acid washing liquid 5, an ultrasonic generator 6, a vent 7, a replacement cavity 8, a replacement liquid 81, a first acidity detector 82, a water level detector 83, a draught fan 9, a rubber sleeve 10, a guide wire wheel 11, a baffle 12, a liquid storage cavity 13, a recovery pipe 14, a recovery switch valve 141, a liquid supplementing pipe 15, a liquid supplementing switch valve 151, a second acidity detector 16, a liquid adding pipe 17, an exhaust gas filtering cavity 18, a filtering liquid 181, a filtering gas pipe 19 and a one-way overflow valve 191.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings.
It should be noted that all expressions using "first" and "second" in the embodiments of the present invention are used for distinguishing two entities with the same name but different names or different parameters, and it is understood that "first" and "second" are only used for convenience of expression and should not be understood as limitations to the embodiments of the present invention, and the following embodiments do not describe any more.
A smokeless pickling device for copper alloy wires, which is shown in figures 1 to 4 and comprises a pickling chamber 1, wherein two ends of the pickling chamber 1 are respectively provided with a feed inlet 2 and a discharge outlet 3 so as to enable a copper wire 4 to be conveyed into and out of the pickling chamber 1, a pickling solution 5 is filled in the pickling chamber 1, used for soaking a pickling copper wire 4, pickling solution 5 comprises nitric acid and sulfuric acid, an ultrasonic generator 6 is arranged at the bottom end of a pickling cavity 1, for the pickling liquid 5 to generate ultrasonic oscillation, the top end of the pickling cavity 1 is provided with a vent 7 in a penetrating way, a replacement cavity 8 is fixedly arranged above the outside of the pickling cavity 1, the replacement cavity 8 is filled with a replacement liquid 81, the outside of the top end of the pickling cavity 1 is provided with a draught fan 9, the air inlet end of the draught fan 9 is communicated with the vent 7, the air outlet end of the draught fan 9 is communicated with the bottom of the replacement cavity 8, the exhaust gas generated by the pickling with the pickling solution 5 can be replaced by nitric acid and sulfuric acid by the replacement solution 81 reaction.
The utility model discloses a set up pickling chamber 1, pickling chamber 1 both ends are equipped with feed inlet 2 and discharge gate 3 respectively, in order to make copper line 4 can convey business turn over pickling chamber 1, the intussuseption of pickling chamber 1 is filled with pickle 5, be used for infiltrating pickling copper line 4, pickle 5 includes nitric acid and sulphuric acid, compare the single high concentration nitric acid of traditional prescription, sulphuric acid has been added, pickling chamber 1 bottom is equipped with ultrasonic generator 6, in order to make pickle 5 produce ultrasonic oscillation, thereby utilize the cavitation of ultrasonic wave in the liquid, acceleration effect and straight forward flow effect, in order to promote even mixing and distribution of pickle 5, and it is direct to accelerate pickle 5 and copper line 4 surface oxide, indirect reaction, in order to reach pickling with higher speed, peel off, abluent mesh, thereby do benefit to further promotion pickling effect, pickling chamber 1 top runs through and is equipped with blow vent 7, the outer side of the top end of the pickling cavity 1 is provided with an induced draft fan 9, the induced draft fan 9 is used for communicating the vent hole 7 with the replacement cavity 8 above the pickling cavity 1, thereby waste gas generated by pickling of the pickling solution 5 can be led into the replacement cavity 8 through the induced draft fan 9, direct discharge is avoided, the pickling solution 5 comprises nitric acid and sulfuric acid, the waste gas generated by pickling reaction comprises nitric oxide and sulfur dioxide gas, when the nitric oxide and the sulfur dioxide gas exist simultaneously, mutual catalysis can be realized, the reaction is promoted and the nitric acid and the sulfuric acid solution are dissolved in water, particularly, an acidified catalyst is added, reaction replacement can be accelerated, the replacement solution 81 filled in the replacement cavity 8 is selected, aqueous solution added with the corresponding catalyst can be selected, so that the nitric acid and the sulfuric acid can be replaced through the reaction of the replacement solution 81 and the waste gas, on one hand, the waste gas discharge and treatment, on the other hand, the replaced nitric acid and sulfuric acid can be used as supplementary liquid of the pickling solution 5 to realize recycling, so that compared with the traditional high-concentration nitric acid pickling, the pickling can be carried out by selecting a slightly low-concentration nitric acid to match with the added sulfuric acid solution, so that the yellow smoke generated by the nitric acid pickling is reduced, meanwhile, the pickling is promoted by the added sulfuric acid and ultrasonic waves, and the pickling waste gas can be replaced by reaction by introducing the replacement cavity 8, so that the functions of reducing the waste gas emission and treating burden are realized while the normal pickling effect is not influenced.
The utility model discloses an in the embodiment, feed inlet 2 and 3 fixed rubber sleeve 10 that are equipped with of discharge gate, the laminating of rubber sleeve 10 lateral wall and 1 lateral wall in pickling chamber is sealed, copper line 4 laminating runs through in the 10 inside walls of rubber sleeve, with conveying business turn over pickling chamber 1, because rubber sleeve 10 is made by the elasticity material, from this when not influencing conveying copper line 4 business turn over pickling chamber 1, can further avoid pickling waste gas to ooze by feed inlet 2 and discharge gate 3, and when copper line 4 spreads via the rubber sleeve 10 of 3 departments of discharge gate, can do benefit to and strike off surperficial adnexed residual liquid and impurity.
In the embodiment of the utility model, the both ends swing joint that is close to feed inlet 2 and discharge gate 3 in the pickling chamber 1 has wire wheel 11 to make copper line 4 can pass in and out pickling chamber 1 via the race conveying of wire wheel 11, in order to play the spacing effect of direction.
The utility model discloses an in the embodiment, both ends are fixed with baffle 12 in the pickling chamber 1, and the 12 lower extremes of baffle soak in pickle 5, do benefit to on the one hand to copper line 4 spacing in order to soak in pickle 5, and the waste gas that on the other hand pickling produced is by the baffle 12 separation at both ends to do benefit to and be collected by blow vent 7 on 1 top in pickling chamber, thereby further avoid pickling waste gas to ooze by feed inlet 2 and discharge gate 3.
In the embodiment of the utility model, a liquid storage cavity 13 is fixedly arranged below the replacement cavity 8, a recovery tube 14 is communicated between the replacement cavity 8 and the liquid storage cavity 13, a recovery switch valve 141 is fixedly arranged on the recovery tube 14, a first acidity detector 82 is arranged in the replacement cavity 8, the lower end of a probe of the first acidity detector 82 is immersed in the replacement liquid 81, the first acidity detector 82 is electrically connected with the recovery switch valve 141, therefore, when the first acidity detector 82 detects that the acidity of the replacement liquid 81 is greater than a set value, the recovery switch valve 141 can be triggered to open, so that the replacement liquid 81 in the replacement cavity 8 can flow into the liquid storage cavity 13, thereby realizing real-time detection of the acidity of the replacement liquid 81, and automatically collecting the solution in the liquid storage cavity 13 through the recovery pipe 14 for storage and standby when accumulated replacement reaction is performed to generate the nitric acid and sulfuric acid solution with sufficient acidity requirement in the replacement liquid 81.
The utility model discloses an in the embodiment, stock solution chamber 13 is located pickling chamber 1 top, the intercommunication is equipped with fluid infusion pipe 15 between stock solution chamber 13 and the pickling chamber 1, the fixed fluid infusion ooff valve 151 that is equipped with on the fluid infusion pipe 15, be equipped with second acidity detector 16 in the pickling chamber 1, the probe lower extreme of second acidity detector 16 is soaked in pickle 5, second acidity detector 16 and fluid infusion ooff valve 151 electricity are connected, thereby when the acidity that detects pickle 5 through second acidity detector 16 is less than the default, can trigger fluid infusion ooff valve 151 and open, thereby realize the acidity of real time monitoring pickle 5, in order when the acidity of pickle 5 is not enough, can communicate stock solution chamber 13 automatically, in order to realize the automatic replenishment and the cyclic utilization of pickle 5.
The utility model discloses an in the embodiment, replacement chamber 8 internal fixation is equipped with water level detection appearance 83 for detect replacement liquid 81 water level height, replacement chamber 8 is external to have liquid feeding pipe 17, is used for adding replacement liquid 81 to replacement chamber 8 in, with the function of realizing real-time detection replacement chamber 8 internal water level height, can be after replacement chamber 8 is to stock solution chamber 13 flowing back, accessible liquid feeding pipe 17 continues to supply replacement liquid 81.
The utility model discloses an in the embodiment, replace 8 fixed exhaust filtration chambeies 18 that are equipped with in top of chamber, the intussuseption of exhaust filtration intracavity 18 is filled with filtrate 181, the intercommunication is equipped with filtration trachea 19 between the 18 bottom of exhaust filtration chamber and the 8 upper ends in replacement chamber, filter the fixed one-way overflow valve 191 that is equipped with on the trachea 19, thereby when the exhaust-gas accumulation that reacts remaining or not yet to reach the reaction reaches certain pressure in replacement chamber 8, when the pressure of replacing 8 interior waste gases of chamber is greater than and predetermines the threshold value promptly, the automatic ascending flow direction exhaust filtration intracavity 18 of accessible one-way overflow valve 191, in order to handle through filtrate 181 and filter waste gases.
In the embodiment of the present invention, the filtering liquid 181 is a sodium hydroxide solution to neutralize and absorb nitrogen oxides and sulfur dioxide gas in the exhaust gas.
In the utility model discloses a smokeless pickling device of copper alloy wire rod, through setting up pickling chamber 1, during the use, copper line 4 passes through feed inlet 2 and discharge gate 3 at pickling chamber 1 both ends, with conveying business turn over pickling chamber 1, and soak in pickling solution 5 in pickling chamber 1, pickling solution 5 includes nitric acid and sulphuric acid, pickling chamber 1 bottom is equipped with ultrasonic generator 6 simultaneously, it vibrates to make pickling solution 5 produce the supersound, thereby pickling copper line 4, the waste gas that the pickling produced passes through blow vent 7 at pickling chamber 1 top, and by draught fan 9, introduce into the replacement chamber 8 above pickling chamber 1, thereby can make nitrogen oxide and sulfur dioxide gas in the waste gas in replacement solution 81, mutual catalytic reaction, in order to generate nitric acid and sulphuric acid solution, on the one hand can alleviate waste gas discharge and handle, on the other hand the replacement nitric acid and sulphuric acid that replace once more can regard as the make-up fluid of pickling solution 5, so as to realize cyclic utilization, wherein, the feed inlet 2 and the discharge outlet 3 are fixedly provided with rubber sleeves 10, so as to further prevent pickling waste gas from seeping out from the feed inlet 2 and the discharge outlet 3 and be beneficial to scraping surface-attached residual liquid and impurities, two ends of the pickling chamber 1 close to the feed inlet 2 and the discharge outlet 3 are movably connected with wire guide wheels 11 so as to play a role of guiding and limiting, two ends of the pickling chamber 1 are fixedly provided with baffle plates 12 for limiting the copper wire 4 and being beneficial to collecting the waste gas by a vent 7 at the top end of the pickling chamber 1 so as to further prevent the pickling waste gas from seeping out from the feed inlet 2 and the discharge outlet 3, a liquid storage chamber 13 is fixedly arranged below the replacement chamber 8, when the acidity of the replacement liquid 81 is detected to be larger than a set value by a first acidity detector 82, a recovery switch valve 141 can be triggered to be opened so as to enable the replacement liquid 81 in the replacement chamber 8 to, the intercommunication is equipped with fluid infusion pipe 15 between stock solution chamber 13 and the pickling chamber 1, when the acidity that detects pickling solution 5 through second acidity detector 16 is less than the default, can trigger fluid infusion ooff valve 151 and open, with automatic stock solution chamber 13 that communicates, with automatic replenishment and cyclic utilization that realize pickling solution 5, in addition, replacement chamber 8 internal fixation is equipped with water level detector 83, replacement chamber 8 is external to have liquid feeding pipe 17, replacement chamber 8 top is fixed and is equipped with exhaust gas filtration chamber 18, when the pressure of waste gas is greater than the predetermined threshold value in the replacement chamber 8, accessible one-way overflow valve 191 flows upwards automatically in the exhaust gas filtration chamber 18, can handle through filtrate 181 and filter waste gas, wherein, filtrate 181 is the sodium hydroxide solution, with nitrogen oxide and sulfur dioxide gas in the neutralization absorption waste gas.
Those of ordinary skill in the art will understand that: the discussion of any embodiment above is meant to be exemplary only, and is not intended to intimate that the scope of the disclosure, including the claims, is limited to these examples; within the idea of the invention, also combinations between technical features in the above embodiments or in different embodiments are possible, and there are many other variations of the different aspects of the invention as described above, which are not provided in detail for the sake of brevity. Therefore, any omission, modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (9)
1. The utility model provides a copper alloy wire rod smokeless acid dip pickle which characterized in that includes:
the copper wire conveying device comprises a pickling cavity, a conveying device and a conveying device, wherein a feeding hole and a discharging hole are formed in two ends of the pickling cavity respectively and used for conveying a copper wire into and out of the pickling cavity;
the pickling solution is filled in the pickling cavity and used for soaking and pickling the copper wire, and comprises nitric acid and sulfuric acid;
the ultrasonic generator is arranged at the bottom end of the pickling cavity and is used for generating ultrasonic oscillation on the pickling solution;
the vent hole penetrates through the top end of the pickling cavity;
the displacement cavity is fixedly arranged above the outside of the pickling cavity, and displacement liquid is filled in the displacement cavity;
the draught fan is located the pickling chamber top outside, the air inlet end of draught fan with the blow vent intercommunication, the air-out end of draught fan with replacement chamber bottom intercommunication, so that the waste gas that the pickle pickling produced, accessible the replacement liquid reaction replacement does nitric acid with sulphuric acid.
2. The smokeless pickling device for copper alloy wire according to claim 1, wherein a rubber sleeve is fixedly arranged at the feed inlet and the discharge outlet, the outer side wall of the rubber sleeve is in fit sealing with the side wall of the pickling chamber, and the copper wire is fit to penetrate through the inner side wall of the rubber sleeve so as to be conveyed into and out of the pickling chamber.
3. The smokeless pickling device for copper alloy wire according to claim 1, wherein wire guiding wheels are movably connected to two ends of the pickling chamber close to the feeding port and the discharging port, so that the copper wire can be conveyed into and out of the pickling chamber through wheel grooves of the wire guiding wheels.
4. The smokeless pickling device for the copper alloy wire according to claim 1, wherein baffle plates are fixed at two ends in the pickling chamber, and the lower ends of the baffle plates are immersed in the pickling solution to limit the copper wire.
5. The smokeless pickling device for the copper alloy wire according to claim 1, wherein a liquid storage cavity is fixedly arranged below the replacement cavity, a recovery pipe is arranged between the replacement cavity and the liquid storage cavity in a communication manner, a recovery switch valve is fixedly arranged on the recovery pipe, a first acidity detector is arranged in the replacement cavity, the lower end of a probe of the first acidity detector is immersed in the replacement liquid, the first acidity detector is electrically connected with the recovery switch valve, and when the first acidity detector detects that the acidity of the replacement liquid is greater than a set value, the recovery switch valve can be triggered to be opened so that the replacement liquid in the replacement cavity flows into the liquid storage cavity.
6. The smokeless pickling device for the copper alloy wire according to claim 5, wherein the liquid storage cavity is located above the pickling cavity, a liquid replenishing pipe is communicated between the liquid storage cavity and the pickling cavity, a liquid replenishing switch valve is fixedly arranged on the liquid replenishing pipe, a second acidity detector is arranged in the pickling cavity, the lower end of a probe of the second acidity detector is immersed in the pickling liquid, the second acidity detector is electrically connected with the liquid replenishing switch valve, and when the acidity of the pickling liquid detected by the second acidity detector is smaller than a preset value, the liquid replenishing switch valve can be triggered to be opened.
7. The smokeless pickling device for copper alloy wires according to claim 5, wherein a water level detector is fixedly arranged in the replacement cavity and used for detecting the water level height of the replacement liquid, and a liquid feeding pipe is externally connected to the replacement cavity and used for feeding the replacement liquid into the replacement cavity.
8. The smokeless pickling device for copper alloy wire rods according to claim 1, wherein an exhaust gas filtering cavity is fixedly arranged above the replacement cavity, a filtering liquid is filled in the exhaust gas filtering cavity, a filtering gas pipe is communicated between the bottom of the exhaust gas filtering cavity and the upper end of the replacement cavity, a one-way overflow valve is fixedly arranged on the filtering gas pipe, and when the pressure of the exhaust gas in the replacement cavity is greater than a preset threshold value, the exhaust gas can flow into the exhaust gas filtering cavity through the one-way overflow valve, so that the filtered exhaust gas can be treated through the filtering liquid.
9. The smokeless pickling device for copper alloy wire rods according to claim 8, wherein the filtering liquid is a sodium hydroxide solution.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020417709.2U CN212223111U (en) | 2020-03-27 | 2020-03-27 | Smokeless pickling device for copper alloy wire |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020417709.2U CN212223111U (en) | 2020-03-27 | 2020-03-27 | Smokeless pickling device for copper alloy wire |
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| CN212223111U true CN212223111U (en) | 2020-12-25 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113604808A (en) * | 2021-06-21 | 2021-11-05 | 芜湖楚江合金铜材有限公司 | Smokeless pickling installation of copper alloy |
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2020
- 2020-03-27 CN CN202020417709.2U patent/CN212223111U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113604808A (en) * | 2021-06-21 | 2021-11-05 | 芜湖楚江合金铜材有限公司 | Smokeless pickling installation of copper alloy |
| CN113604808B (en) * | 2021-06-21 | 2023-09-29 | 芜湖楚江合金铜材有限公司 | Smokeless pickling device for copper alloy |
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