CN107248436B - A kind of coaxial cable production technology - Google Patents
A kind of coaxial cable production technology Download PDFInfo
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- CN107248436B CN107248436B CN201710592209.5A CN201710592209A CN107248436B CN 107248436 B CN107248436 B CN 107248436B CN 201710592209 A CN201710592209 A CN 201710592209A CN 107248436 B CN107248436 B CN 107248436B
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- copper
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/016—Apparatus or processes specially adapted for manufacturing conductors or cables for manufacturing co-axial cables
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/016—Apparatus or processes specially adapted for manufacturing conductors or cables for manufacturing co-axial cables
- H01B13/0162—Apparatus or processes specially adapted for manufacturing conductors or cables for manufacturing co-axial cables of the central conductor
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/016—Apparatus or processes specially adapted for manufacturing conductors or cables for manufacturing co-axial cables
- H01B13/0167—After-treatment
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- Manufacturing & Machinery (AREA)
- Electrolytic Production Of Metals (AREA)
Abstract
The present invention provides a kind of coaxial cable production technologies, comprising the following steps: 1) copper wire drawing-down and copper powder recovery process；2) foamed insulation injection step；3) copper strips secant and copper wire recovery process；4) copper strips welding sequence；5) insulating layer injection step；The copper wire that copper wire collection device is collected in the copper powder and step 3) that copper powder gathering device is collected in step 1) collects and is transferred to dissolution kettle, is dissolved by ferrum sulfuricum oxydatum solutum, and obtained lysate, which is transferred in electrolytic cell, to be electrolysed, and copper sheet is made.The copper powder gathering device to match and copper wire collection device is respectively set for copper wire in coaxial cable production technology and copper powder in the present invention, and dissolved by ferrum sulfuricum oxydatum solutum, then lysate is electrolysed, copper sheet is made, has effectively recycled extra copper, the loss for reducing copper product, reduces production cost.
Description
It is on April 28th, 2016 that the application, which is the applying date, entitled " a kind of application No. is 201610282111.5
The divisional application of coaxial cable production technology ".
Technical field
The present invention relates to cable production field, in particular to a kind of coaxial cable production technology.
Background technique
Coaxial cable can be divided into two kinds of fundamental types, base band coaxial cable and BBC(broadband coaxial cable).Base band is common at present
Cable, shielding line be made into copper it is netted, characteristic impedance be 50 (such as RG-8, RG-58)；BBC(broadband coaxial cable) is normal
The shielded layer of cable is usually to use aluminium rammed, and characteristic impedance is 75 (such as RG-59).
Coaxial cable can be divided into according to its diameter: thick coaxial cable and thin coaxial cable.Thick cable is suitable for comparing
Large-scale localized network, its gauged distance is long, high reliablity, can basis due to not needing cutting cable when installation
Need to be adjusted flexibly the networking position of computer, but thick cable network must install transceiver cable, installation difficulty is big, so overall
Cost is high.On the contrary, cablet installs then fairly simple, low cost, but since installation process will cut off cable, both ends must be loaded onto substantially
Network connecting head (BNC), then connects at t connector both ends.
There is no copper wire and copper powder recovery process in existing coaxial cable production technology, only copper powder, copper wire simply recycle
Get up, removal process is simple, and since copper wire is easily broken off, the copper wire of fracture is easy ignored, not easily collecting, and recycles
Copper powder is meticulous in journey is easy to spill leakage, causes a large amount of copper powders, copper wire in actual removal process to be missed, recovery efficiency is low, leads
It causes waste serious, it is larger that the amount of money is lost in integrated mill's production process.
Summary of the invention
The present invention provides a kind of coaxial cable production technology so that do not have in existing coaxial cable production process copper wire and
Copper powder recovery process, copper wire, copper powder recovery efficiency are low, the serious defect of waste is addressed.
To solve the above problems, the invention discloses a kind of coaxial cable production technologies, comprising the following steps:
1) copper wire drawing-down and copper powder recovery process: copper wire is made into electric conductor, while drawing process by wire-drawing die drawing-down
The copper powder of generation is recycled by copper powder gathering device；
2) foamed insulation injection step: covering foam insulating material is molded in conductive external surface and forms foaming insulation layer；
3) copper strips secant and copper wire recovery process: removing extra copper wire by copper strips by predetermined dimension and by secant machine cut,
Copper wire is recycled by copper wire collection device simultaneously；
4) copper strips welding sequence: the copper strips that finishes of cutting is wrapped up to foamed insulation surface, and is welded into seamless outer lead
Body layer；
5) insulating layer injection step: covering polyvinyl chloride is molded in outer conductor layer outer surface and forms insulating layer；
The copper wire that copper wire collection device is collected in the copper powder and step 3) that copper powder gathering device is collected in the step 1) is equal
Collect and be transferred to dissolution kettle, dissolved by ferrum sulfuricum oxydatum solutum, obtained lysate, which is transferred in electrolytic cell, to be electrolysed, and copper is made
Piece.The copper powder gathering device to match is respectively set for copper wire in coaxial cable production technology and copper powder by the present invention and copper wire is received
Acquisition means, and dissolved by ferrum sulfuricum oxydatum solutum, then lysate is electrolysed, copper sheet is made, effectively recycled extra copper, reduced
The loss of copper product, reduces production cost.
Optionally, the copper powder gathering device is arranged below wire-drawing die, and the copper powder gathering device includes collecting tank,
The sump bottom is equipped with the groove of arc, and the bottom portion of groove is equipped with opening, and the opening connects straight pipe, described straight-through
Filter is equipped in pipe, the filter is equipped with openable and closable filter plate；Swivelling-nozzle, the rotation are equipped with above the collecting tank
Jet pipe is equipped with spray head, and the swivelling-nozzle center is connected with shaft, and the shaft is driven by driving motor, and the driving motor drives
The rotation of turn axis；Straight pipe side wall between opening and filter is connected with feeding pipe, and the feeding pipe is passed through sulphur
Sour ferrous solution, for the ferrum sulfuricum oxydatum solutum for rinsing the copper powder gathered, the straight pipe side wall below the filter is connected with the
One discharge nozzle and the second discharge nozzle, first discharge nozzle is for releasing superfluous water, and second discharge nozzle is for releasing sulfuric acid
The mixture of iron and copper powder, the second discharging pipe end connect dissolution kettle.It is provided with arc groove collecting tank and is conducive to copper
Powder is collected at sump bottom, reduces copper powder and trickles down in many places, reduces copper powder loss, takes swivelling-nozzle that can collect stick-down
Liquid bath or the flushing of the copper powder of wire-drawing die lower end surrounding are fallen in collecting tank, and copper powder finally flows into the filter of straight pipe.
Extra water is flowed out from the first discharge nozzle, and copper powder passes through second with ferrum sulfuricum oxydatum solutum then after cutting off the water by openable and closable filter plate
Discharge nozzle rushes in dissolution kettle.
Optionally, the straight pipe is additionally provided with side opening, and the side opening is adapted to seal with filter plate, and the filter plate can be from side
It extracts out or is inserted into hole.By retractable filter plate and compatible side opening, do not need to dismantle filter, extraction filter plate stays copper powder
In straight pipe, easy to operate, loss is less.
Optionally, the shaft extends downward, and end is equipped with agitating paddle, drive lower edge of the agitating paddle in shaft
Fixed-direction rotation, to promote fluid to flow downwards.The agitating paddle for promoting fluid to flow downwards is set, collection is further promoted
The moisture of liquid bath flows into straight pipe, reduces the loss of copper powder.
Optionally, the swivelling-nozzle is circular pipe, is connected with flushing liquor inside swivelling-nozzle；The swivelling-nozzle is horizontal
Four groups of nozzle groups are symmetrically arranged with, every group of nozzle group includes the spray head that an oblique top sprays and the spray that an oblique lower section sprays
It is 30 ° that head, each spray head and horizontal direction, which form acute angle,.It takes with four groups of nozzle groups at 30 ° of angle spray heads, hydro-peening effect is more
It is excellent.
Optionally, the swivelling-nozzle upper end is equipped with guide rail, swivelling-nozzle opposite rail horizontal movement.Guide rail is set, is subtracted
The obstruction that few swivelling-nozzle falls to wire-drawing die.
Optionally, the shaft vertically moves up and down.
Optionally, the copper wire that the secant machine cut removes passes through conduction under the action of horizontal guide wheel and transmission device to secant machine
On the vertical guide idlers of side, cutter device is imported under the action of vertical guide idlers, the cutter device includes ring cutter, institute
It states ring cutter to be made of multiple groups cutter group, the cutter group includes cutter and fixinig plate, and the cutter and fixinig plate pass through
Bull stick is connected, and bull stick is interspersed at the center of multiple groups cutter and fixinig plate, the bull stick rotation driven by the driving device,
Bull stick drives cutter rotation hingedly to cooperate with fixinig plate to realize to cut copper wire, the side of the fixinig plate stationary annular cutter
On wall.Take ring cutter and it includes multiple groups cutter group, multistage fractionlet can be cut into, just once convenient for subsequent molten
Solution reaction, cutter device structure is simple, low in cost.
Optionally, the cutter includes blade, and the blade is equipped with multiple sawtooth.More equipped with sawtooth its cutting effect
It is good.
Optionally, the anode electrolytic cell is iron plate, and the electric tank cathode is inert material.Cathode has for inert material
Gather on it conducive to copper, is handled convenient for later collection.
Compared with prior art, the technical program has the advantage that
The present invention for copper wire in coaxial cable production technology and copper powder be respectively set the copper powder gathering device to match and
Copper wire collection device, and dissolved by ferrum sulfuricum oxydatum solutum, then lysate is electrolysed, copper sheet is made, it is extra effectively to have recycled
Copper reduces the loss of copper product, reduces production cost.
It is collected at sump bottom in addition, being provided with arc groove collecting tank and being conducive to copper powder, copper powder is reduced and trickles down
Many places reduce copper powder loss, take swivelling-nozzle that can rinse stick-down in collecting tank or the copper powder of wire-drawing die lower end surrounding
It falls in collecting tank, copper powder finally flows into the filter of straight pipe.Extra water is flowed out from the first discharge nozzle, and copper powder then exists
By openable and closable filter plate after cutting off the water, dissolution kettle is rushed in by the second discharge nozzle with ferrum sulfuricum oxydatum solutum.
By retractable filter plate and compatible side opening, do not need to dismantle filter, extraction filter plate stays in copper powder straight-through
In pipe, easy to operate, loss is less.The agitating paddle for promoting fluid to flow downwards is set, the moisture of collecting tank is further promoted
Straight pipe is flowed into, the loss of copper powder is reduced.Four groups of nozzle groups having into 30 ° of angle spray heads are taken, hydro-peening effect is more excellent.Setting
Guide rail reduces the obstruction that swivelling-nozzle falls to wire-drawing die.
Take ring cutter and it includes multiple groups cutter group, multistage fractionlet can be cut into, just once convenient for subsequent
Dissolution reaction, cutter device structure is simple, low in cost.Equipped with sawtooth, its cutting effect is more preferable.Cathode is inert material
Be conducive to copper to gather on it, be handled convenient for later collection.
Detailed description of the invention
Fig. 1 is coaxial cable process flow chart of the present invention；
Fig. 2 is the copper powder recovering device structural schematic diagram of coaxial cable embodiment of the present invention；
Fig. 3 is the filter side structure schematic view of coaxial cable embodiment of the present invention；
Fig. 4 is the filter overlooking structure diagram of coaxial cable embodiment of the present invention；
Fig. 5 is the swivelling-nozzle structural schematic diagram of coaxial cable embodiment of the present invention；
Fig. 6 is the secant machine and copper wire side structure schematic view of coaxial cable embodiment of the present invention；
Fig. 7 is the secant machine and copper wire overlooking structure diagram of coaxial cable embodiment of the present invention；
Fig. 8 is copper wire collection device, dissolution kettle and the cell construction schematic diagram of coaxial cable embodiment of the present invention；
Fig. 9 is the cutter group and partial enlargement structural representation of coaxial cable embodiment of the present invention.
1, wire-drawing frame, 2, copper powder gathering device, 3, secant machine, 4, copper wire collection device, 5, dissolution kettle, 6, electrolytic cell,
11, wire drawing fixture, 12, sluicing pipe, 21, collecting tank, 22, groove, 23, opening, 24, straight pipe, 25, filter, 26, filter plate,
27, swivelling-nozzle, 28, spray head, 29, shaft, 30, driving motor, 31, feeding pipe, the 32, first discharge nozzle, the 33, second discharging
Pipe, 34, agitating paddle, 35, guide rail, 41 horizontal guide wheels, 42, transmission device, 43, vertical guide idlers, 44, cutter device, 45, annular cuts
Cutter, 46, cutter group, 81, cutter, 82, fixinig plate, 83, bull stick, 84, driving device, 161, blade, 162, sawtooth, 271, spray
Head group.
Specific embodiment
With reference to the accompanying drawing, by specific embodiment, clear, complete description is carried out to technical solution of the present invention.
The invention discloses a kind of coaxial cable production technologies (see attached drawing 1), comprising the following steps:
1) copper wire drawing-down and copper powder recovery process: copper wire is made into electric conductor, while drawing process by the drawing-down of wire-drawing die 1
The copper powder of generation is recycled by copper powder gathering device 2；
2) foamed insulation injection step: covering foam insulating material is molded in conductive external surface and forms foaming insulation layer；
3) copper strips secant and copper wire recovery process: cutting off extra copper wire by copper strips by predetermined dimension and by secant machine 3,
Copper wire is recycled by copper wire collection device 4 simultaneously；
4) copper strips welding sequence: the copper strips that finishes of cutting is wrapped up to foamed insulation surface, and is welded into seamless outer lead
Body layer；
5) insulating layer injection step: covering polyvinyl chloride is molded in outer conductor layer outer surface and forms insulating layer；
The copper wire that copper wire collection device 4 is collected in the copper powder and step 3) that copper powder gathering device 2 is collected in the step 1)
Collect and be transferred to dissolution kettle 5, dissolved by ferrum sulfuricum oxydatum solutum, obtained lysate is transferred in electrolytic cell 6 and is electrolysed, and is made
Copper sheet.The copper powder gathering device 2 and copper to match is respectively set for copper wire in coaxial cable production technology and copper powder in the present invention
Line collection device 4, and dissolved by ferrum sulfuricum oxydatum solutum, then lysate is electrolysed, copper sheet is made, has effectively recycled extra copper,
The loss for reducing copper product, reduces production cost.
Embodiment one: the embodiment of the invention discloses a kind of copper powder gathering device and copper wire collection device (see attached drawing 2,3,
4、5、6、7、8、9)
The copper powder gathering device 2 is arranged below wire-drawing die 1, and the copper powder gathering device 2 includes collecting tank 21, institute
The groove 22 that 21 bottom of collecting tank is equipped with arc is stated, 22 bottom of groove is equipped with opening 23, the 23 connection straight pipe of opening
24, the straight pipe 24 is interior to be equipped with filter 25, and the filter 25 is equipped with openable and closable filter plate 26；21 top of collecting tank
Equipped with swivelling-nozzle 27, the swivelling-nozzle 27 is equipped with spray head 28, and 27 center of swivelling-nozzle is connected with shaft 29, and described turn
Axis 29 is driven by driving motor 30,30 drive shaft 29 of the driving motor rotation；Between opening 23 and filter 25
24 side wall of straight pipe is connected with feeding pipe 31, and the feeding pipe 31 is passed through ferrum sulfuricum oxydatum solutum, and the ferrum sulfuricum oxydatum solutum is used for
The copper powder gathered is rinsed, 24 side wall of straight pipe of 25 lower section of filter is connected with the first discharge nozzle 32 and the second discharge nozzle
33, first discharge nozzle 32 is used to release the mixing of ferric sulfate and copper powder for releasing superfluous water, second discharge nozzle 33
Object, 33 end of the second discharge nozzle connect dissolution kettle 5.The collecting tank 21 for being provided with arc groove 22 is conducive to copper powder and gathers
It in 21 bottom of collecting tank, reduces copper powder and trickles down in many places, reduce copper powder loss, take swivelling-nozzle 27 can be by stick-down in liquid collecting
The copper powder flushing of 1 lower end surrounding of slot 21 or wire-drawing die is fallen in collecting tank 21, and copper powder finally flows into the filtering of straight pipe 24
In device 25.Extra water is flowed out from the first discharge nozzle 32, and copper powder uses ferric sulfate solution then after cutting off the water by openable and closable filter plate 26
Liquid rushes in dissolution kettle 5 by the second discharge nozzle 33.Wire-drawing die 1 includes wire drawing fixture 11 and sluicing pipe 12 in the present embodiment, is washed
It washs pipe outflow cleaning solution and rushes the sharp mouth point that wire drawing fixture goes out core, cleaning solution has lubrication, cooling effect.Cleaning solution is simultaneously by copper
Powder flushing falls into collecting tank.
The straight pipe 24 is additionally provided with side opening 241, and the side opening 241 is adapted to seal with filter plate 26, the filter plate 26
It can extract out or be inserted into from side opening 241.By retractable filter plate 26 and compatible side opening 241, do not need to dismantle filter 25,
Extraction filter plate 26 stays in copper powder in straight pipe 24, and easy to operate, loss is less.
The shaft 29 extends downward, and end is equipped with agitating paddle 34, and the agitating paddle 34 is under the drive of shaft 29
It is rotated along fixed-direction, further promotes the moisture of collecting tank 21 to flow into straight pipe 24, reduce the loss of copper powder.
The swivelling-nozzle 27 is circular pipe, is connected with flushing liquor inside swivelling-nozzle 27；The swivelling-nozzle level is right
Claim to be equipped with four groups of nozzle groups 271, every group of nozzle group includes that the spray head 28 that an oblique top sprays and an oblique lower section spray
Spray head 28, it is 30 ° that each spray head 28, which forms acute angle with horizontal direction,.It takes with four groups of nozzle groups at 30 ° of angle spray heads 28
271, hydro-peening effect is more excellent.
27 upper end of swivelling-nozzle is equipped with guide rail 35, and swivelling-nozzle 27 is opposite along 35 horizontal movement of guide rail.Guide rail is set
35, reduce the obstruction for the copper powder that swivelling-nozzle 27 falls to wire-drawing die 1.The shaft 29 vertically moves up and down.
The copper wire that the secant machine 3 is cut off passes through conduction under the action of horizontal guide wheel 41 and transmission device 42 to secant machine 3
On the vertical guide idlers 43 of side, cutter device 44 is imported under the action of vertical guide idlers 43, the cutter device 44 includes annular
Cutter 45, the ring cutter 45 are made of multiple groups cutter group 46, and the cutter group 46 includes cutter 81 and fixinig plate 82,
The cutter 81 is connected with fixinig plate 82 by bull stick 83, and bull stick 83 is interspersed in the center of multiple groups cutter 81 and fixinig plate 82
Place, the bull stick 83 rotate under the drive of driving device 84, and bull stick 83 drives the rotation of cutter 81 to cut with scissors to realize with fixinig plate 82
Cooperation is connect to cut copper wire, on the side wall of the 82 stationary annular cutter 45 of fixinig plate.Take ring cutter 45 and its packet
The multiple groups cutter group 46 contained, once can just be cut into multistage fractionlet, react convenient for subsequent dissolution, 44 structure of cutter device
Simply, low in cost.The cutter 81 includes blade 161, and the blade 161 is equipped with multiple sawtooth 162.Equipped with sawtooth 162
Its cutting effect is more preferable.
6 anode of electrolytic cell is iron plate, and 6 cathode of electrolytic cell is inert material.Cathode is conducive to for inert material
Copper gathers on it, handles convenient for later collection.
When the present embodiment is implemented, the copper powder that wire-drawing die is fallen falls into collecting tank and is collected on the filter of siphunculus,
Rotary nozzle moves into the center of collecting tank face opening by guide rail, and shaft drives agitating paddle to go deep into straight pipe, drives
Motor drives agitating paddle rotation, and water flow is promoted to flow downward, while rotary nozzle sprays the copper that water flow rinses the adherency of surrounding side wall
Powder finally collects copper powder on the filter plate of filter.Close the liquid that rotary nozzle and wire-drawing die rinse, extra water
It is flowed away by the first discharge nozzle, filter plate is extracted out along side opening part, feeding pipe is opened and is rinsed near filter plate with ferrum sulfuricum oxydatum solutum
Copper powder, copper powder with ferrum sulfuricum oxydatum solutum flow into the second discharge nozzle, into dissolution kettle.The copper wire that secant machine cut removes simultaneously passes through level
Under the action of guide wheel and transmission device on conduction to the vertical guide idlers of secant machine side, cutting is imported under the action of vertical guide idlers
Device, ring cutter include multiple groups cutter group, the cutter group being made of cutter and fixinig plate, by turn of the drive of driving device
Bar rotation drives cutter rotation to shear cooperation hingedly with fixinig plate to realize to cut copper wire.
Although the invention has been described by way of example and in terms of the preferred embodiments, but it is not for limiting the present invention, any this field
Technical staff without departing from the spirit and scope of the present invention, may be by the methods and technical content of the disclosure above to this hair
Bright technical solution makes possible variation and modification, therefore, anything that does not depart from the technical scheme of the invention, and according to the present invention
Technical spirit any simple modifications, equivalents, and modifications to the above embodiments, belong to technical solution of the present invention
Protection scope.
Claims (1)
1. a kind of coaxial cable production technology, which comprises the following steps:
1) copper wire drawing-down and copper powder recovery process: copper wire is made into electric conductor by wire-drawing die drawing-down, while drawing process generates
Copper powder recycled by copper powder gathering device；
2) foamed insulation injection step: covering foam insulating material is molded in conductive external surface and forms foaming insulation layer；
3) copper strips secant and copper wire recovery process: extra copper wire is removed by copper strips by predetermined dimension and by secant machine cut, simultaneously
Copper wire is recycled by copper wire collection device；
4) copper strips welding sequence: the copper strips that cutting finishes is wrapped up to foamed insulation surface, and is welded into seamless outer conductor layer；
5) insulating layer injection step: covering polyvinyl chloride is molded in outer conductor layer outer surface and forms insulating layer；
The copper wire that copper wire collection device is collected in the copper powder and step 3) that copper powder gathering device is collected in the step 1) collects
And it is transferred to dissolution kettle, it is dissolved by ferrum sulfuricum oxydatum solutum, obtained lysate, which is transferred in electrolytic cell, to be electrolysed, and copper sheet is made；
The copper powder gathering device is arranged below wire-drawing die, and the copper powder gathering device includes collecting tank, the collecting tank
Bottom is equipped with the groove of arc, and the bottom portion of groove is equipped with opening, and the opening connects straight pipe, was equipped in the straight pipe
Filter, the filter are equipped with openable and closable filter plate；Swivelling-nozzle is equipped with above the collecting tank, the swivelling-nozzle is equipped with
Spray head, the swivelling-nozzle center are connected with shaft, and the shaft is driven by driving motor, the driving motor drive shaft rotation
Turn；Straight pipe side wall between opening and filter is connected with feeding pipe, and the feeding pipe is passed through ferrum sulfuricum oxydatum solutum,
The ferrum sulfuricum oxydatum solutum for rinsing the copper powder gathered, the straight pipe side wall below the filter be connected with the first discharge nozzle with
Second discharge nozzle, for first discharge nozzle for releasing superfluous water, second discharge nozzle is used to release ferric sulfate and copper powder
Mixture, the second discharging pipe end connect dissolution kettle；
The straight pipe is additionally provided with side opening, and the side opening is adapted to seal with filter plate, the filter plate can be extracted out from side opening or
Insertion；The shaft extends downward, and end is equipped with agitating paddle, and the agitating paddle revolves under the drive of shaft along fixed-direction
Turn, to promote fluid to flow downwards；The swivelling-nozzle is circular pipe, is connected with flushing liquor inside swivelling-nozzle；The rotation
Turn jet pipe horizontal symmetrical equipped with four groups of nozzle groups, every group of nozzle group include the spray head that an oblique top sprays and one obliquely
The spray head just sprayed, each spray head and horizontal direction form acute angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201710592209.5A CN107248436B (en) | 2016-04-28 | 2016-04-28 | A kind of coaxial cable production technology |
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| CN201710592209.5A CN107248436B (en) | 2016-04-28 | 2016-04-28 | A kind of coaxial cable production technology |
| CN201610282111.5A CN105976943B (en) | 2016-04-28 | 2016-04-28 | A kind of coaxial cable production technology |
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| CN201610282111.5A Division CN105976943B (en) | 2016-04-28 | 2016-04-28 | A kind of coaxial cable production technology |
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| CN107248436B true CN107248436B (en) | 2018-12-18 |
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| CN1804148A (en) * | 2005-12-19 | 2006-07-19 | 赵小毛 | Method for recovering copper and nickel nitrate by electrolysis of electroplating waste water |
| CN204464430U (en) * | 2015-01-23 | 2015-07-08 | 中国电子科技集团公司第二十三研究所 | A kind of light-duty radio frequency coaxial-cable |
| CN105375091A (en) * | 2015-11-20 | 2016-03-02 | 上海新讯微波科技有限公司 | PE foamed insulated weldable low-loss phase-stable coaxial cable and manufacturing method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107248436A (en) | 2017-10-13 |
| CN105976943B (en) | 2017-08-29 |
| CN105976943A (en) | 2016-09-28 |
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