CN210683406U - Sewage treatment equipment for micro-arc oxidation treatment of metal workpiece - Google Patents

Sewage treatment equipment for micro-arc oxidation treatment of metal workpiece Download PDF

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Publication number
CN210683406U
CN210683406U CN201920733368.7U CN201920733368U CN210683406U CN 210683406 U CN210683406 U CN 210683406U CN 201920733368 U CN201920733368 U CN 201920733368U CN 210683406 U CN210683406 U CN 210683406U
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CN
China
Prior art keywords
pipe
slag
sedimentation tank
tank
welding
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Expired - Fee Related
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CN201920733368.7U
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Chinese (zh)
Inventor
喻绍森
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Suzhou Srick New Material Technology Co Ltd
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Suzhou Srick New Material Technology Co Ltd
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Priority to CN201920733368.7U priority Critical patent/CN210683406U/en
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Publication of CN210683406U publication Critical patent/CN210683406U/en
Expired - Fee Related legal-status Critical Current
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Abstract

The utility model discloses a sewage treatment device for micro-arc oxidation treatment of metal workpieces, which comprises a box body and a sewage pipe, wherein the end face of the left end of the box body is connected with the sewage pipe at the edge of the upper end through welding, a reaction tank, a sedimentation tank, a storage tank and a bottom box are arranged in the box body, the reaction tank, the sedimentation tank and the storage tank are arranged at the upper end of the bottom box, the reaction tank is arranged at the left end of the sedimentation tank, the sedimentation tank is arranged at the left end of the storage tank, the port of the right end of the sewage pipe is connected at the left end of the reaction tank through welding, a liquid medicine pipe is connected above the reaction tank at the top end of the box body through welding, the bottom end of the liquid medicine pipe also penetrates through the top end of the reaction tank, the right end of the liquid medicine pipe is fixedly connected with a stirring motor through a bracket, and can flow into a slag collecting funnel through a, meanwhile, the method does not influence the sediment after precipitation and is more practical.

Description

Sewage treatment equipment for micro-arc oxidation treatment of metal workpiece
Technical Field
The utility model belongs to the technical field of micro arc oxidation treatment is relevant, concretely relates to sewage treatment device for metal work piece micro arc oxidation treatment.
Background
Micro-arc oxidation, also known as plasma electrolytic oxidation, micro-plasma oxidation and the like, is a ceramic film layer mainly based on matrix metal oxide in situ grown on the surfaces of metals such as aluminum, magnesium, titanium and the like and alloys thereof by the instantaneous high-temperature and high-pressure action generated by arc discharge through the combination of treatment liquid and corresponding electrical parameters.
The prior sewage treatment equipment for micro-arc oxidation treatment has the following problems: when the mixed solution is placed in a settling tank during sewage treatment, the falling impact force of the mixed solution is easy to impact the sediment coagulated at the bottom, so that the sediment is re-mixed into the solution, and the treatment effect is reduced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a sewage treatment device for metal work piece micro arc oxidation treatment to when solving the sewage treatment who proposes in the above-mentioned background art, when the mixed solution was put into to the setting tank body, the impact force of its whereabouts easily caused the impact to the precipitate that the bottom has condensed, lead to the precipitate to mix again to the solution in, cause the problem that treatment effect descends.
In order to achieve the above object, the utility model provides a following technical scheme:
a sewage treatment device for micro-arc oxidation treatment of metal workpieces comprises a box body and a sewage pipe, wherein the sewage pipe is connected to the edge of the left end of the box body through welding, a reaction tank, a sedimentation tank, a storage tank and a bottom box are arranged in the box body, the reaction tank, the sedimentation tank and the storage tank are arranged at the upper end of the bottom box, the reaction tank is arranged at the left end of the sedimentation tank, the sedimentation tank is arranged at the left end of the storage tank, the port of the right end of the sewage pipe is connected to the left end of the reaction tank through welding, a liquid medicine pipe is connected to the top end of the box body above the reaction tank through welding, the bottom end of the liquid medicine pipe also penetrates through the top end of the reaction tank, a stirring motor is fixedly connected to the right end of the liquid medicine pipe through a support and is electrically connected with a power supply, and a stirring rod is movably connected to the center of the bottom end of the, the stirring rod penetrates through the top ends of the box body and the reaction tank to the inside of the reaction tank, a mixed liquid inlet pipe is arranged at the right end of the stirring motor, one end port of the mixed liquid inlet pipe penetrates through the top ends of the box body and the reaction tank to the inside of the reaction tank, the other end of the mixed liquid inlet pipe is connected to the left end face of the self-sucking pump through welding and fixing, the self-sucking pump is electrically connected with a power supply, the bottom end of the self-sucking pump is fixed above the sedimentation tank through a support, the bottom end port of the self-sucking pump is connected to the top end of the mixed liquid discharge pipe through welding and fixing, the mixed liquid discharge pipe penetrates through the top ends of the box body and the sedimentation tank to the inside of the sedimentation tank, a buffer device is arranged in the position below the mixed liquid discharge pipe in the sedimentation tank, the peripheral edge of the buffer device is fixedly connected to the rectangular inner wall of the sedimentation tank through welding, the bottom end center end face of the overflow basin is fixedly connected with one end of a drain pipe through welding, the other end of the drain pipe penetrates through the inner wall of the right end of the sedimentation tank and the inner wall of the left end of the storage tank to the inside of the storage tank, a slag collecting funnel is arranged below the buffer device and positioned inside the sedimentation tank, the periphery of the slag collecting funnel is fixedly connected with the rectangular inner wall of the sedimentation tank through welding, the bottom center position of the slag collecting funnel is fixedly connected with the top end of a slag discharging pipe through welding, the bottom end of the slag discharging pipe penetrates through the inner wall of the bottom end of the sedimentation tank and the inner wall of the top end of a bottom box to the inside of the bottom box, the bottom end port of the slag discharging pipe is fixedly connected with the top end of the slag discharging pipe through welding, the slag discharging pipe is positioned inside the bottom box, the bottom box is sleeved with the slag discharging pipe, and the left side of the slag discharging pipe is, arrange sediment motor and power electric connection, the right-hand member terminal surface center department of sediment motor is through welding swing joint transfer line, the transfer line that arranges the connection of sediment motor right-hand member runs through the left end inner wall of row sediment pipe until the inside of row sediment pipe, the transfer line that arranges the connection of sediment motor right-hand member is being located the inside surface transverse connection of arranging the sediment bull stick, arrange the sediment bull stick and can rotate in the inside that lies in row sediment pipe under the drive of arranging the sediment motor, the right-hand member terminal surface of row sediment pipe is through welding through connection slag valve, the top of slag valve is provided with the drain valve in the lower right corner department position that lies in the storage pool.
Preferably, buffer includes buffer board and through hole, the inside of sedimentation tank is provided with the buffer board in the top position department that is located collection sediment funnel, the outer wall passes through welded fastening and connects the inner wall department at the sedimentation tank all around of buffer board, the top terminal surface of buffer board is provided with the through hole of arranging evenly, the through hole runs through the top of buffer board until the bottom of buffer board.
Preferably, the buffer plate is vertical to the vertical inner wall of the sedimentation tank.
Preferably, the size and the specification size of the slag discharge valve and the drain valve are consistent, and the slag discharge valve and the drain valve are subjected to anti-corrosion treatment.
Preferably, a transmission rod movably connected with the right end of the slag discharging motor penetrates through the left end of the slag discharging pipe to the inside of the slag discharging pipe, and the penetrating position of the left end of the slag discharging pipe is sealed through a sealing gasket.
Preferably, the stirring motor and the slag discharging motor are identical in size, specification and power, and the right end of the slag discharging motor is fixedly connected with a speed reducer through a support.
Preferably, the size and the specification size of the medicine liquid pipe and the sewage pipe are consistent, and the inner diameters of the medicine liquid pipe and the sewage pipe are the same.
Compared with the prior art, the utility model provides a metal work piece is sewage treatment plant nut processing for micro arc oxidation handles toasts equipment fast with coating, possesses following beneficial effect:
buffer has included two parts of buffer board and through hole, wherein used the buffer board, the buffer board is located the below of mixing liquid calandria at the in-process that sets up, and such setting, but the falling speed of the mixed liquid calandria of greatly reduced mixed liquid emission mixed liquid, the solid that avoids mixed liquid to impact the condensation under the effect of gravity leads to the solid dispersion, and when using, after mixed liquid is cushioned, the accessible sets up and flows into to album sediment funnel department at the through hole on surface and precipitate, it is more convenient, can not cause the influence to the precipitate after precipitating simultaneously, and is more practical.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:
FIG. 1 is a schematic structural view of an overall process of a sewage treatment apparatus for micro-arc oxidation treatment of a metal workpiece according to the present invention;
FIG. 2 is a schematic view of the overall structure of the sewage treatment apparatus for micro-arc oxidation treatment according to the present invention;
FIG. 3 is a schematic structural view of a buffering device in the sewage treatment apparatus for micro-arc oxidation treatment according to the present invention;
in the figure: 1. a box body; 2. a storage tank; 3. a drain pipe; 4. a buffer device; 5. a water overflow basin; 6. a sedimentation tank; 7. a mixed liquid calandria; 8. a self-priming pump; 9. putting the mixed liquid into a pipe; 10. a reaction tank; 11. a stirring rod; 12. a stirring motor; 13. a liquid medicine tube; 14. a sewage pipe; 15. a bottom box; 16. a slag discharge motor; 17. a slag collection hopper; 18. a slag discharging pipe; 19. a slag discharge rotary rod; 20. a slag discharge pipe; 21. a slag discharge valve; 22. a drain valve; 41. a buffer plate; 42. a through hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides an apparatus, comprising:
a sewage treatment device for micro-arc oxidation treatment of metal workpieces comprises a box body 1 and a sewage pipe 14, wherein the sewage pipe 14 is connected with the end face of the left end of the box body 1 in a penetrating manner by welding at the edge of the upper end, a reaction tank 10, a sedimentation tank 6, a storage tank 2 and a bottom box 15 are arranged in the box body 1, the reaction tank 10, the sedimentation tank 6 and the storage tank 2 are arranged at the upper end of the bottom box 15, the reaction tank 10 is arranged at the left end of the sedimentation tank 6, the sedimentation tank 6 is arranged at the left end of the storage tank 2, the right end port of the sewage pipe 14 is connected with the left end of the reaction tank 10 in a penetrating manner, a medicine liquid pipe 13 is connected with the top end of the box body 1 above the reaction tank 10 in a penetrating manner, the bottom end of the medicine liquid pipe 13 also penetrates through the top end of the reaction tank 10, the right end of the medicine liquid pipe 13 is fixedly connected with a stirring motor 12 by a bracket, the stirring rod 11 penetrates through the top ends of the box body 1 and the reaction tank 10 to the inside of the reaction tank 10, the right end of the stirring motor 12 is provided with a mixed liquid inlet pipe 9, one end port of the mixed liquid inlet pipe 9 penetrates through the top ends of the box body 1 and the reaction tank 10 to the inside of the reaction tank 10, the other end of the mixed liquid inlet pipe 9 is connected to the left end face of the self-sucking pump 8 through welding and fixing, the self-sucking pump 8 is electrically connected with a power supply, the bottom end of the self-sucking pump 8 is fixed above the sedimentation tank 6 through a support, the bottom end port of the self-sucking pump 8 is connected to the top end of the mixed liquid exhaust pipe 7 through welding and fixing, the mixed liquid exhaust pipe 7 penetrates through the top ends of the box body 1 and the sedimentation tank 6 to the inside of the sedimentation tank 6, the inside of the sedimentation tank 6 is provided with the buffer device 4 at the position below, the right side of the mixed liquid calandria 7 above the buffer device 4 is provided with an overflow basin 5, the bottom center end face of the overflow basin 5 is fixedly connected with one end of the drain pipe 3 by welding, the other end of the drain pipe 3 penetrates through the right end inner wall of the sedimentation tank 6 and the left end inner wall of the storage tank 2 to reach the inside of the storage tank 2, the bottom center position of the buffer device 4 is provided with a slag collecting funnel 17 positioned inside the sedimentation tank 6, the periphery of the slag collecting funnel 17 is fixedly connected with the rectangular inner wall of the sedimentation tank 6 by welding, the bottom center position of the slag collecting funnel 17 is fixedly connected with the top end of the slag discharging pipe 18 by welding, the bottom end of the slag discharging pipe 18 penetrates through the bottom inner wall of the sedimentation tank 6 and the top inner wall of the bottom box 15 to reach the inside of the bottom box 15, the bottom end port of the slag discharging pipe 18 is fixedly connected with the top end of the slag discharging pipe 20 by welding, the slag, the bottom box 15 is sleeved with a slag discharge pipe 20, a slag discharge motor 16 is arranged inside the bottom box 15 on the left side of the slag discharge pipe 20, the slag discharge motor 16 is electrically connected with a power supply, the center of the right end face of the slag discharge motor 16 is movably connected with a transmission rod through welding, the transmission rod connected with the right end of the slag discharge motor 16 penetrates through the inner wall of the left end of the slag discharge pipe 20 to the inside of the slag discharge pipe 20, the transmission rod connected with the right end of the slag discharge motor 16 is transversely connected with a slag discharge rotary rod 19 on the outer surface inside the slag discharge pipe 20, the slag discharge rotary rod 19 can rotate inside the slag discharge pipe 20 under the driving of the slag discharge motor 16, the right end face of the slag discharge pipe 20 is connected with a slag discharge valve 21 through welding, and a drain valve 22 is arranged above the slag discharge valve 21 at.
Further, the buffer device 4 comprises a buffer plate 41 and through holes 42, the buffer plate 41 is arranged in the upper position of the slag collecting hopper 17 in the sedimentation tank 6, the peripheral outer walls of the buffer plate 41 are fixedly connected to the inner wall of the sedimentation tank 6 by welding, the through holes 42 are uniformly arranged on the top end face of the buffer plate 41, the through holes 42 penetrate through the top end of the buffer plate 41 to the bottom end of the buffer plate 41, the buffer plate 41 is used, the buffer plate 41 is positioned below the mixed liquid discharge pipe 7 in the setting process, the falling speed of the mixed liquid discharged by the mixed liquid discharge pipe 7 can be greatly reduced, the mixed liquid is prevented from impacting the coagulated solid under the action of gravity to cause solid dispersion, and when in use, after the mixed liquid is buffered, the mixed liquid can flow into the slag collecting hopper 17 through the through holes 42 arranged on the surface to be precipitated, which is more convenient, meanwhile, the method does not influence the sediment after precipitation and is more practical.
Further, the buffer plate 41 is perpendicular to the vertical inner wall of the sedimentation tank 6, so that the mixed liquid can fall to the bottom through the through hole 42 after being buffered.
Further, the size and the specification of the slag discharge valve 21 and the drain valve 22 are consistent, and both the slag discharge valve 21 and the drain valve 22 are subjected to anti-corrosion treatment, so that the treated aqueous solution and slag materials can be conveniently discharged.
Further, the transmission rod movably connected with the right end of the slag discharging motor 16 penetrates through the left end of the slag discharging pipe 20 to the inside of the slag discharging pipe 20, and the penetrating position of the left end of the slag discharging pipe 20 is sealed through a sealing gasket, so that moist slag materials are prevented from overflowing from a gap when slag is discharged.
Further, the stirring motor 12 and the slag discharging motor 16 are identical in size, specification and power, and the right end of the slag discharging motor 16 is fixedly connected with a speed reducer through a support, so that slag with large water content can be discharged conveniently.
Further, the size and the specification of the medicine liquid pipe 13 and the sewage pipe 14 are consistent, and the inner diameters of the medicine liquid pipe 13 and the sewage pipe 14 are the same.
The utility model discloses a theory of operation and use flow: after the utility model is installed, when the device is used, sewage after micro-arc oxidation treatment is discharged into the reaction tank 10 through the sewage pipe 14, after the sewage is discharged, the BLD10-11-1.5KW stirring motor 12 is started to stir the stirring rod 11 positioned in the reaction tank 10, during the stirring process, reaction liquid medicine is sent into the reaction tank 10 from the liquid medicine pipe 13, after the two are fully mixed, the JKB-40022L self-sucking pump 8 is started, mixed liquid in the reaction tank 10 is discharged into the sedimentation tank 6 through the mixed liquid calandria 7 by the guide of the mixed liquid inlet pipe 9, the mixed liquid is settled after standing, after the mixed liquid is settled, when the solution in the sedimentation tank 6 reaches a certain amount, overflowed water solution can be sent into the storage tank 2 through the water drain pipe 3 through the overflow basin 5, and the sediment in the sedimentation tank 6 is concentrated through the sediment collecting funnel 17, feeding into the slag discharging pipe 18, starting the BLD10-11-1.5KW slag discharging motor 16 in the bottom box 15, the reaction slag is discharged from a slag discharge valve 21 at the right end of a slag discharge pipe 20 through a slag discharge rotary rod 19, in use, the buffer device 4 is newly used, the buffer device 4 comprises two parts of a buffer plate 41 and a through hole 42, wherein a buffer plate 41 is used, the buffer plate 41 is positioned below the mixed liquid calandria 7 in the setting process, the arrangement can greatly reduce the falling speed of the mixed liquid discharged by the mixed liquid discharge pipe 7, avoid the solid dispersion caused by the impact of the mixed liquid on the coagulated solid under the action of gravity, and when in use, after the mixed liquid is buffered, the accessible sets up through hole 42 on surface and flows into to collection sediment funnel 17 department and deposit, and is more convenient, can not cause the influence to the precipitate after deposiing simultaneously, and is more practical.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides a sewage treatment device for metal work piece micro arc oxidation treatment, includes box (1) and sewage pipe (14), its characterized in that: the left end face of the box body (1) is in through connection with a sewage pipe (14) at the edge of the upper end through welding, a reaction tank (10), a sedimentation tank (6), a storage tank (2) and a bottom box (15) are arranged in the box body (1), the reaction tank (10), the sedimentation tank (6) and the storage tank (2) are arranged at the upper end of the bottom box (15), the reaction tank (10) is arranged at the left end of the sedimentation tank (6), the sedimentation tank (6) is arranged at the left end of the storage tank (2), a right end port of the sewage pipe (14) is in through connection with the left end of the reaction tank (10), a medicine liquid pipe (13) is in through connection with the top end of the box body (1) above the reaction tank (10), the bottom end of the medicine liquid pipe (13) also penetrates through the top end of the reaction tank (10), and a stirring motor (12) is fixedly connected with the right end of the medicine liquid pipe (13) through a support, the stirring motor (12) and power electric connection, the bottom central point of stirring motor (12) puts the department and stirs pole (11) through welding swing joint, stir pole (11) run through the inside of the top of box (1) and reaction tank (10) until reaction tank (10), the right-hand member of stirring motor (12) is provided with mixed liquid inlet pipe (9), the one end port of mixed liquid inlet pipe (9) runs through the top of box (1) and reaction tank (10) until reaction tank (10) is inside, the other end of mixed liquid inlet pipe (9) then passes through welded fastening and connects in the left end terminal surface department of self priming pump (8), self priming pump (8) and power electric connection, the bottom of self priming pump (8) is passed through the support and is fixed in the top of sedimentation tank (6), the bottom port of self priming pump (8) passes through the top of welded fastening connection mixed liquid calandria (7), the mixed liquid calandria (7) penetrates through the top ends of the box body (1) and the sedimentation tank (6) to the inside of the sedimentation tank (6), a buffer device (4) is arranged at the position, below the mixed liquid calandria (7), of the inside of the sedimentation tank (6), the peripheral edge of the buffer device (4) is fixedly connected to the rectangular inner wall of the sedimentation tank (6) through welding, a water overflow basin (5) is arranged above the buffer device (4) and on the right side of the mixed liquid calandria (7), the bottom end center end face of the water overflow basin (5) is fixedly connected to one end of the drain pipe (3) through welding, the other end of the drain pipe (3) penetrates through the inner wall of the right end of the sedimentation tank (6) and the inner wall of the left end of the storage tank (2) to the inside of the storage tank (2), a slag collection funnel (17) is arranged below the buffer device (4) and on the position, inside of the sedimentation tank (6), the slag collecting hopper (17) is connected to the rectangular inner wall of the sedimentation tank (6) through welding and fixing, the bottom center of the slag collecting hopper (17) is arranged at the top end of the slag pipe (18) through welding and fixing, the bottom end of the slag pipe (18) penetrates through the bottom inner wall of the sedimentation tank (6) and the top inner wall of the bottom box (15) until the inside of the bottom box (15), the bottom end port of the slag pipe (18) is connected with the top end of the slag discharge pipe (20) through welding and fixing, the slag discharge pipe (20) is arranged inside the bottom box (15), the bottom box (15) is sleeved with the slag discharge pipe (20), the left side of the slag discharge pipe (20) is provided with the slag discharge motor (16) inside the bottom box (15), the slag discharge motor (16) is electrically connected with a power supply, the right end face center of the slag discharge motor (16) is arranged through a welding movable connection transmission rod, the transfer line that row sediment motor (16) right-hand member is connected runs through the inside of the left end inner wall of row sediment pipe (20) up to row sediment pipe (20), the transfer line that row sediment motor (16) right-hand member is connected has row sediment swing arm (19) at the surface transverse connection that lies in row sediment pipe (20) inside, arrange sediment swing arm (19) and can rotate in the inside that lies in row sediment pipe (20) under the drive of row sediment motor (16), the right-hand member terminal surface of row sediment pipe (20) passes through welding through connection slag valve (21), the top of slag valve (21) is provided with drain valve (22) in the lower right corner department position that lies in reservoir (2).
2. The sewage treatment equipment for micro-arc oxidation treatment of the metal workpiece according to claim 1, characterized in that: buffer (4) are including buffer board (41) and through hole (42), the inside of sedimentation tank (6) is provided with buffer board (41) in the top position department that is located collection sediment funnel (17), the outer wall passes through welded fastening connection in the inner wall department of sedimentation tank (6) all around of buffer board (41), the top end face of buffer board (41) is provided with arranges even through hole (42), through hole (42) run through the top of buffer board (41) until the bottom of buffer board (41).
3. The sewage treatment equipment for micro-arc oxidation treatment of the metal workpiece according to claim 2, characterized in that: the buffer plate (41) is vertical to the vertical inner wall of the sedimentation tank (6).
4. The sewage treatment equipment for micro-arc oxidation treatment of the metal workpiece according to claim 1, characterized in that: the size and the specification of the slag discharge valve (21) and the drain valve (22) are consistent, and the slag discharge valve (21) and the drain valve (22) are subjected to rust-proof treatment.
5. The sewage treatment equipment for micro-arc oxidation treatment of the metal workpiece according to claim 1, characterized in that: the transmission rod movably connected with the right end of the slag discharging motor (16) penetrates through the left end of the slag discharging pipe (20) to the inside of the slag discharging pipe (20), and the penetrating position of the left end of the slag discharging pipe (20) is sealed through a sealing gasket.
6. The sewage treatment equipment for micro-arc oxidation treatment of the metal workpiece according to claim 1, characterized in that: the stirring motor (12) and the slag discharge motor (16) are identical in size, specification and power, and the right end of the slag discharge motor (16) is fixedly connected with a speed reducer through a support.
7. The sewage treatment equipment for micro-arc oxidation treatment of the metal workpiece according to claim 1, characterized in that: the size and the specification and the dimension of the medicine liquid pipe (13) and the sewage pipe (14) are consistent, and the inner diameters of the medicine liquid pipe (13) and the sewage pipe (14) are the same.
CN201920733368.7U 2019-05-21 2019-05-21 Sewage treatment equipment for micro-arc oxidation treatment of metal workpiece Expired - Fee Related CN210683406U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920733368.7U CN210683406U (en) 2019-05-21 2019-05-21 Sewage treatment equipment for micro-arc oxidation treatment of metal workpiece

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920733368.7U CN210683406U (en) 2019-05-21 2019-05-21 Sewage treatment equipment for micro-arc oxidation treatment of metal workpiece

Publications (1)

Publication Number Publication Date
CN210683406U true CN210683406U (en) 2020-06-05

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ID=70898816

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920733368.7U Expired - Fee Related CN210683406U (en) 2019-05-21 2019-05-21 Sewage treatment equipment for micro-arc oxidation treatment of metal workpiece

Country Status (1)

Country Link
CN (1) CN210683406U (en)

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Granted publication date: 20200605