CN112410709A - Galvanized pipe surface passivation device - Google Patents
Galvanized pipe surface passivation device Download PDFInfo
- Publication number
- CN112410709A CN112410709A CN202011295977.2A CN202011295977A CN112410709A CN 112410709 A CN112410709 A CN 112410709A CN 202011295977 A CN202011295977 A CN 202011295977A CN 112410709 A CN112410709 A CN 112410709A
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- China
- Prior art keywords
- box body
- liquid
- supporting
- galvanized pipe
- liquid distribution
- Prior art date
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- 238000002161 passivation Methods 0.000 title claims abstract description 53
- 239000007788 liquid Substances 0.000 claims abstract description 113
- 230000008093 supporting effect Effects 0.000 claims abstract description 58
- 238000009826 distribution Methods 0.000 claims abstract description 54
- 238000003825 pressing Methods 0.000 claims abstract description 24
- 230000007246 mechanism Effects 0.000 claims abstract description 12
- 238000004140 cleaning Methods 0.000 claims description 19
- 239000002893 slag Substances 0.000 claims description 14
- 230000001502 supplementing effect Effects 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims 1
- 238000004381 surface treatment Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 4
- 239000007921 spray Substances 0.000 description 4
- 238000005246 galvanizing Methods 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000013049 sediment Substances 0.000 description 2
- 229910001335 Galvanized steel Inorganic materials 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000008397 galvanized steel Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 229910000510 noble metal Inorganic materials 0.000 description 1
- 230000000979 retarding effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/26—After-treatment
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/04—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the coating material
- C23C2/06—Zinc or cadmium or alloys based thereon
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/34—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the shape of the material to be treated
- C23C2/36—Elongated material
- C23C2/38—Wires; Tubes
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C22/73—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals characterised by the process
- C23C22/76—Applying the liquid by spraying
Abstract
The embodiment of the invention relates to the field of galvanized pipe surface treatment, and particularly discloses a galvanized pipe surface passivation device, which comprises a box body; windows are arranged on both side plates of the box body, supporting plates are fixedly arranged on the inner walls of both side plates of the box body, and supporting blocks are arranged on the supporting plates; pressing mechanisms corresponding to the supporting blocks are arranged on two sides of a top plate of the box body; the lower surface of a top plate of the box body is fixedly provided with a liquid distribution cover, an open end at the bottom of the liquid distribution cover is hermetically and rotatably provided with a liquid distribution rotary table, one side of the liquid distribution rotary table is uniformly provided with a plurality of nozzles, and passivation liquid in the liquid distribution cover is sprayed out through the nozzles; the top plate of the box body is also provided with a driving motor for driving the liquid distribution turntable to rotate, and when the driving motor is used for driving the liquid distribution turntable to rotate, the passivation liquid sprayed by the nozzles can more uniformly cover the surface of the galvanized pipe, so that the efficiency of passivating the galvanized pipe is improved, and the passivation is more uniform.
Description
Technical Field
The embodiment of the invention relates to the field of galvanized pipe surface treatment, in particular to a galvanized pipe surface passivation device.
Background
The galvanized pipe, also known as galvanized steel pipe, is divided into hot galvanizing and electrogalvanizing, and the hot galvanizing is thick, and has the advantages of uniform coating, strong adhesive force, long service life and the like. The electrogalvanizing cost is low, the surface is not very smooth, and the corrosion resistance of the electrogalvanizing pipe is much lower than that of a hot galvanizing pipe. Passivation is a process that converts the metal surface to a state that is not easily oxidized, thereby retarding the corrosion rate of the metal.
In addition, the phenomenon that the chemical activity of the active metal or alloy is greatly reduced and becomes a noble metal state is also called passivation, and a galvanized pipe needs to be passivated by using a galvanized pipe surface passivation device in the production and processing process; the existing galvanized pipe surface passivation device has uneven surface when passivating a galvanized pipe, easily causes waste of nitric acid solution during passivation, and is not environment-friendly enough, so that the galvanized pipe surface passivation device is provided to solve the problems.
Disclosure of Invention
An object of an embodiment of the present invention is to provide a galvanized pipe surface passivation apparatus, so as to solve the problems mentioned in the above background art.
In order to achieve the above purpose, the embodiments of the present invention provide the following technical solutions:
a galvanized pipe surface passivation device comprises a box body;
windows are arranged on both side plates of the box body, supporting plates are fixedly arranged on the inner walls of both side plates of the box body, and supporting blocks are arranged on the supporting plates; pressing mechanisms corresponding to the supporting blocks are arranged on two sides of a top plate of the box body;
the lower surface of a top plate of the box body is fixedly provided with a liquid distribution cover, an open end at the bottom of the liquid distribution cover is hermetically and rotatably provided with a liquid distribution rotary table, one side of the liquid distribution rotary table is uniformly provided with a plurality of nozzles, and passivation liquid in the liquid distribution cover is sprayed out through the nozzles; the top plate of the box body is also provided with a driving motor for driving the liquid distribution turntable to rotate, so that when the driving motor is used for driving the liquid distribution turntable to rotate, the passivation liquid sprayed by the nozzle can more uniformly cover the surface of the galvanized pipe, the efficiency of passivating the galvanized pipe is improved, and the passivation is more uniform;
the pressing mechanism comprises a fixed cylinder fixedly mounted on the top plate of the box body, a lifting seat is arranged in the fixed cylinder in a lifting mode, a supporting rod is fixedly arranged at the bottom end of the lifting seat, and a pressing block is arranged at the bottom end of the supporting rod; the lifting seat is provided with a thread groove, an operating assembly coaxially connected with the threaded rod is arranged on the top plate of the fixed cylinder, and the bottom end of the threaded rod is screwed into the thread groove in a threaded connection mode, so that the height of the lifting seat in the fixed cylinder can be adjusted according to the direction in which the operating assembly drives the threaded rod to rotate, and the height of the pressing block can be adjusted, so that the pressing block is driven to move downwards to compress and fix the galvanized pipe.
As a further limitation of the technical solution of the embodiment of the present invention, the driving motor is fixedly installed on a top plate of the box body, an output shaft of the driving motor is in driving connection with a driving shaft, and a bottom end of the driving shaft is coaxially and fixedly connected with the liquid distribution turntable.
As a further limitation of the technical scheme of the embodiment of the invention, a supporting frame is fixedly arranged on a top plate of the box body, a liquid tank for supplementing passivation liquid into the liquid distribution cover is arranged on the supporting frame, a liquid outlet at the bottom end of the liquid tank is connected with a liquid delivery pipe, the bottom end of the liquid delivery pipe extends into the liquid distribution cover, and a liquid delivery valve is arranged on the liquid delivery pipe, so that passivation liquid can be controllably supplemented into the liquid distribution cover by controlling the opening and closing of the liquid delivery valve.
As a further limitation of the technical scheme of the embodiment of the invention, a supporting filter screen is arranged in an inner cavity at the lower part of the box body, a liquid collecting cavity is arranged below the supporting filter screen, and a slag collecting cavity is arranged at the right end of the supporting filter screen.
As a further limitation of the technical scheme of the embodiment of the invention, a liquid outlet communicated with the liquid collecting cavity is arranged at the left side of the bottom of the box body, and a slag outlet communicated with the slag collecting cavity is arranged at the right side of the bottom of the box body.
As a further limitation of the technical scheme of the embodiment of the invention, an adjusting screw rod is rotatably arranged in the lower inner cavity of the box body, a forward and reverse rotation servo motor for driving the adjusting screw rod to rotate is arranged on the outer wall of the bottom of the box body, and an output shaft of the forward and reverse rotation servo motor is in driving connection with the adjusting screw rod.
As a further limitation of the technical scheme of the embodiment of the invention, the cleaning block is slidably arranged on the upper surface of the supporting filter screen in a supporting manner, and the cleaning block is sleeved on the adjusting screw rod in a threaded connection manner, so that when the adjusting screw rod is driven to rotate by a forward and reverse rotation servo motor, the horizontal position of the cleaning block can be adjusted according to the rotation direction of the adjusting screw rod, and the cleaning block is driven to move so as to clean the filter residue on the upper surface of the supporting filter screen and push the filter residue to be collected into the residue collecting cavity.
As a further limitation of the technical scheme of the embodiment of the invention, the inner wall of the opening at the bottom of the fixed cylinder is provided with the blocking block, so that the movement stroke of the lifting seat can be limited.
As a further limitation of the technical scheme of the embodiment of the invention, the operating assembly comprises a rotating cylinder rotatably arranged on a top plate of the fixed cylinder, the rotating cylinder is coaxially and fixedly connected with the threaded rod, a rectangular block is slidably arranged in the rotating cylinder through a support spring, an operating shaft is fixedly arranged on the rectangular block, and an operating handle is arranged at the top end of the operating shaft.
As a further limitation of the technical scheme of the embodiment of the invention, the lower surface of the operating handle is provided with a limiting convex tooth, the upper surface of the fixed cylinder is provided with a limiting tooth groove matched with the limiting convex tooth, and the rectangular block can be pushed to move to enable the limiting convex tooth to be meshed with the limiting tooth groove under the elastic supporting action of the supporting spring, so that the effect of limiting the rotation of the operating handle is achieved.
Compared with the prior art, the embodiment of the invention has the advantages that the limiting convex teeth are separated from the limiting tooth grooves by pulling the operating handle outwards, then the operating handle can be manually operated to drive the rotating cylinder to rotate, so as to drive the threaded rod to rotate, and further the height of the lifting seat can be adjusted according to the rotating direction of the threaded rod, so that the height of the pressing block can be adjusted, and the galvanized pipe can be pressed and fixed when the pressing block moves downwards; the passivation solution in the solution distribution cover is sprayed out through the spray nozzle, when the solution distribution rotary table is driven to rotate by the driving motor, the passivation solution sprayed out through the spray nozzle can more uniformly cover the surface of the galvanized pipe, the efficiency of passivating the galvanized pipe is improved, and the passivation is more uniform; and through the support filter screen that sets up, can filter the passivation solution and retrieve, when utilizing positive reverse servo motor drive accommodate the lead screw rotatory, can be according to accommodate the lead screw's direction of rotation, adjust the horizontal position that the cleaning block was located, and then drive the cleaning block motion to clear up the filter residue that supports the filter screen upper surface, and promote the filter residue and collect the sediment intracavity.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention.
Fig. 1 is a schematic structural diagram of a galvanized pipe surface passivation device according to an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a pressing mechanism in the galvanized pipe surface passivation device according to the embodiment of the invention.
Fig. 3 is an enlarged schematic view of a portion a in fig. 2.
Fig. 4 is a perspective view of an operating assembly in the galvanized pipe surface passivation apparatus according to the embodiment of the invention.
In the figure: 1-box body, 2-window, 3-liquid box, 4-support frame, 5-liquid distribution cover, 6-liquid distribution rotary table, 7-driving motor, 8-liquid delivery pipe, 9-liquid delivery valve, 10-driving shaft, 11-pressing block, 12-nozzle, 13-bearing block, 14-support filter screen, 15-support plate, 16-adjusting screw rod, 17-positive and negative rotation servo motor, 18-liquid collection cavity, 19-liquid outlet, 20-slag collection cavity, 21-slag outlet, 22-cleaning block, 23-fixed cylinder, 24-lifting seat, 25-block, 26-support rod, 27-thread groove, 28-threaded rod, 29-operating handle, 30-rotary cylinder, 31-rectangular block, 32-operating shaft, 33-supporting spring, 34-limit convex tooth and 35-limit tooth groove.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example 1
As shown in fig. 1, in a preferred embodiment provided by the present invention, a galvanized pipe surface passivation apparatus includes a box body 1, two side plates of the box body 1 are both provided with a window 2, inner walls of the two side plates of the box body 1 are both fixedly provided with a support plate 15, and the support plate 15 is provided with a support block 13, a galvanized pipe to be passivated extends into the box body 1 through the window 2, and the bottom of the galvanized pipe to be passivated is supported by the support block 13; and pressing mechanisms corresponding to the supporting blocks 13 are arranged on two sides of a top plate of the box body 1, and the galvanized pipe arranged on the supporting blocks 13 is pressed and fixed through the pressing mechanisms.
Further, in a preferred embodiment provided by the present invention, a liquid distribution cover 5 is fixedly arranged on the lower surface of the top plate of the box body 1, an open end of the bottom of the liquid distribution cover 5 is hermetically and rotatably provided with a liquid distribution rotary disc 6, a plurality of nozzles 12 are uniformly distributed on one side of the liquid distribution rotary disc 6, and passivation liquid in the liquid distribution cover 5 is sprayed out through the nozzles 12; the top plate of the box body 1 is also provided with a driving motor 7 for driving the liquid distribution rotary plate 6 to rotate, wherein the driving motor 7 is fixedly installed on the top plate of the box body 1, an output shaft of the driving motor 7 is in driving connection with a driving shaft 10, and the bottom end of the driving shaft 10 is coaxially and fixedly connected with the liquid distribution rotary plate 6, so that when the driving motor 7 is used for driving the liquid distribution rotary plate 6 to rotate, passivation liquid sprayed through the nozzles 12 can more uniformly cover the surface of the galvanized pipe, the efficiency of passivating the galvanized pipe is improved, and the passivation is more uniform.
With reference to fig. 1, in a preferred embodiment of the present invention, a supporting frame 4 is further fixedly disposed on a top plate of the box body 1, a liquid tank 3 for supplementing passivation liquid into the liquid distribution cover 5 is disposed on the supporting frame 4, a liquid outlet at a bottom end of the liquid tank 3 is connected to a liquid delivery pipe 8, a bottom end of the liquid delivery pipe 8 extends into the liquid distribution cover 5, and the liquid delivery pipe 8 is further provided with a liquid delivery valve 9, so that passivation liquid can be controllably supplemented into the liquid distribution cover 5 by controlling opening and closing of the liquid delivery valve 9.
With reference to fig. 1, in the preferred embodiment of the present invention, a supporting screen 14 is disposed in a lower inner cavity of the box body 1, a liquid collecting cavity 18 is disposed below the supporting screen 14, a slag collecting cavity 20 is disposed at a right end of the supporting screen 14, a liquid outlet 19 communicated with the liquid collecting cavity 18 is disposed at a left side of a bottom of the box body 1, and a slag outlet 21 communicated with the slag collecting cavity 20 is disposed at a right side of the bottom of the box body 1.
Further, in the embodiment of the present invention, an adjusting screw rod 16 is rotatably disposed in the lower inner cavity of the box body 1, a forward and reverse rotation servo motor 17 for driving the adjusting screw rod 16 to rotate is disposed on the outer wall of the bottom of the box body 1, an output shaft of the forward and reverse rotation servo motor 17 is in driving connection with the adjusting screw rod 16, a cleaning block 22 is slidably disposed on the upper surface of the supporting filter screen 14 in a supporting manner, and the cleaning block 22 is sleeved on the adjusting screw rod 16 in a threaded connection manner, so that when the forward and reverse rotation servo motor 17 is used for driving the adjusting screw rod 16 to rotate, the horizontal position of the cleaning block 22 can be adjusted according to the rotation direction of the adjusting screw rod 16, and the cleaning block 22 is further driven to move, so as to clean the filter residue on the upper surface of the supporting filter screen 14, and push the filter residue.
Example 2
As shown in fig. 1, in a preferred embodiment provided by the present invention, a galvanized pipe surface passivation apparatus includes a box body 1, two side plates of the box body 1 are both provided with a window 2, inner walls of the two side plates of the box body 1 are both fixedly provided with a support plate 15, and the support plate 15 is provided with a support block 13, a galvanized pipe to be passivated extends into the box body 1 through the window 2, and the bottom of the galvanized pipe to be passivated is supported by the support block 13; and pressing mechanisms corresponding to the supporting blocks 13 are arranged on two sides of a top plate of the box body 1, and the galvanized pipe arranged on the supporting blocks 13 is pressed and fixed through the pressing mechanisms.
Further, in a preferred embodiment provided by the present invention, a liquid distribution cover 5 is fixedly arranged on the lower surface of the top plate of the box body 1, an open end of the bottom of the liquid distribution cover 5 is hermetically and rotatably provided with a liquid distribution rotary disc 6, a plurality of nozzles 12 are uniformly distributed on one side of the liquid distribution rotary disc 6, and passivation liquid in the liquid distribution cover 5 is sprayed out through the nozzles 12; the top plate of the box body 1 is also provided with a driving motor 7 for driving the liquid distribution rotary plate 6 to rotate, wherein the driving motor 7 is fixedly installed on the top plate of the box body 1, an output shaft of the driving motor 7 is in driving connection with a driving shaft 10, and the bottom end of the driving shaft 10 is coaxially and fixedly connected with the liquid distribution rotary plate 6, so that when the driving motor 7 is used for driving the liquid distribution rotary plate 6 to rotate, passivation liquid sprayed through the nozzles 12 can more uniformly cover the surface of the galvanized pipe, the efficiency of passivating the galvanized pipe is improved, and the passivation is more uniform.
With reference to fig. 1, in a preferred embodiment of the present invention, a supporting frame 4 is further fixedly disposed on a top plate of the box body 1, a liquid tank 3 for supplementing passivation liquid into the liquid distribution cover 5 is disposed on the supporting frame 4, a liquid outlet at a bottom end of the liquid tank 3 is connected to a liquid delivery pipe 8, a bottom end of the liquid delivery pipe 8 extends into the liquid distribution cover 5, and the liquid delivery pipe 8 is further provided with a liquid delivery valve 9, so that passivation liquid can be controllably supplemented into the liquid distribution cover 5 by controlling opening and closing of the liquid delivery valve 9.
With reference to fig. 1, in the preferred embodiment of the present invention, a supporting screen 14 is disposed in a lower inner cavity of the box body 1, a liquid collecting cavity 18 is disposed below the supporting screen 14, a slag collecting cavity 20 is disposed at a right end of the supporting screen 14, a liquid outlet 19 communicated with the liquid collecting cavity 18 is disposed at a left side of a bottom of the box body 1, and a slag outlet 21 communicated with the slag collecting cavity 20 is disposed at a right side of the bottom of the box body 1.
Further, in the embodiment of the present invention, an adjusting screw rod 16 is rotatably disposed in the lower inner cavity of the box body 1, a forward and reverse rotation servo motor 17 for driving the adjusting screw rod 16 to rotate is disposed on the outer wall of the bottom of the box body 1, an output shaft of the forward and reverse rotation servo motor 17 is in driving connection with the adjusting screw rod 16, a cleaning block 22 is slidably disposed on the upper surface of the supporting filter screen 14 in a supporting manner, and the cleaning block 22 is sleeved on the adjusting screw rod 16 in a threaded connection manner, so that when the forward and reverse rotation servo motor 17 is used for driving the adjusting screw rod 16 to rotate, the horizontal position of the cleaning block 22 can be adjusted according to the rotation direction of the adjusting screw rod 16, and the cleaning block 22 is further driven to move, so as to clean the filter residue on the upper surface of the supporting filter screen 14, and push the filter residue.
As shown in fig. 1 to 4, in a preferred embodiment provided by the present invention, the pressing mechanism includes a fixed cylinder 23 fixedly installed on a top plate of the box body 1, a lifting seat 24 is arranged in the fixed cylinder 23 in a lifting manner, a supporting rod 26 is fixedly arranged at a bottom end of the lifting seat 24, and a pressing block 11 is arranged at a bottom end of the supporting rod 26; the lifting seat 24 is provided with a thread groove 27, the top plate of the fixed cylinder 23 is provided with an operation component coaxially connected with a threaded rod 28, and the bottom end of the threaded rod 28 is screwed into the thread groove 27 in a threaded connection mode, so that the height of the lifting seat 24 in the fixed cylinder 23 can be adjusted according to the direction in which the operation component drives the threaded rod 28 to rotate, the height of the pressing block 11 can be adjusted, and the pressing block 11 is driven to move downwards to compress and fix the galvanized pipe.
Further, in the preferred embodiment provided by the present invention, the inner wall of the bottom opening of the fixed cylinder 23 is provided with a block 25, so that the moving stroke of the lifting seat 24 can be limited.
With reference to fig. 1 to 4, in the embodiment of the present invention, the operating assembly includes a rotating cylinder 30 rotatably disposed on a top plate of the fixed cylinder 23, the rotating cylinder 30 is coaxially and fixedly connected to the threaded rod 28, a rectangular block 31 is slidably disposed in the rotating cylinder 30 through a supporting spring 33, an operating shaft 32 is fixedly mounted on the rectangular block 31, and an operating handle 29 is disposed at a top end of the operating shaft 32;
further, in the embodiment of the present invention, the lower surface of the operating handle 29 is provided with a limiting protruding tooth 34, the upper surface of the fixed cylinder 23 is provided with a limiting tooth slot 35 matched with the limiting protruding tooth 34, and under the elastic supporting action of the supporting spring 33, the rectangular block 31 can be pushed to move to enable the limiting protruding tooth 34 to be meshed with the limiting tooth slot 35, so as to achieve the effect of limiting the rotation of the operating handle 29.
Therefore, in the pressing mechanism provided by the embodiment of the present invention, the operating handle 29 is pulled outward until the limiting convex teeth 34 are separated from the limiting tooth grooves 35, and then the operating handle 29 can be manually operated to drive the rotating cylinder 30 to rotate, so as to drive the threaded rod 28 to rotate, and further according to the rotating direction of the threaded rod 28, the height of the lifting seat 24 can be adjusted, so as to adjust the height of the pressing block 11, so that the pressing block 11 can be pressed and fixed when moving downward; the passivation solution in the solution distribution cover 5 is sprayed out through the spray nozzle 12, when the solution distribution rotary table 6 is driven to rotate by the driving motor 7, the passivation solution sprayed out through the spray nozzle 12 can more uniformly cover the surface of the galvanized pipe, the efficiency of passivating the galvanized pipe is improved, and the passivation is more uniform; and through the support filter screen 14 that sets up, can filter the passivation solution and retrieve, when utilizing positive reverse servo motor 17 drive accommodate the lead screw 16 rotatory, can be according to accommodate the lead screw 16 direction of rotation, adjust the horizontal position that cleaning block 22 located, and then drive cleaning block 22 and move to clear up the filter residue of support filter screen 14 upper surface, and promote the filter residue and collect in the sediment chamber 20.
In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. A galvanized pipe surface passivation device is characterized by comprising a box body (1);
windows (2) are arranged on two side plates of the box body (1), supporting plates (15) are fixedly arranged on the inner walls of the two side plates of the box body (1), and supporting blocks (13) are arranged on the supporting plates (15); pressing mechanisms corresponding to the supporting blocks (13) are arranged on two sides of a top plate of the box body (1);
a liquid distribution cover (5) is fixedly arranged on the lower surface of a top plate of the box body (1), a liquid distribution rotary table (6) is arranged at the open end of the bottom of the liquid distribution cover (5) in a sealing and rotating mode, and a plurality of nozzles (12) are uniformly distributed on one side of the liquid distribution rotary table (6); a top plate of the box body (1) is also provided with a driving motor (7) for driving the liquid distribution turntable (6) to rotate;
the pressing mechanism comprises a fixed cylinder (23) fixedly mounted on a top plate of the box body (1), a lifting seat (24) is arranged in the fixed cylinder (23) in a lifting mode, a supporting rod (26) is fixedly arranged at the bottom end of the lifting seat (24), and a pressing block (11) is arranged at the bottom end of the supporting rod (26); the lifting seat (24) is provided with a thread groove (27), the top plate of the fixed cylinder (23) is provided with an operation assembly coaxially connected with the thread rod (28), and the bottom end of the thread rod (28) is screwed into the thread groove (27) in a thread connection mode.
2. The galvanized pipe surface passivation device according to claim 1, characterized in that the driving motor (7) is fixedly installed on a top plate of the box body (1), an output shaft of the driving motor (7) is in driving connection with a driving shaft (10), and the bottom end of the driving shaft (10) is coaxially and fixedly connected with the liquid distribution turntable (6).
3. The galvanized pipe surface passivation device according to claim 2, characterized in that a supporting frame (4) is further fixedly arranged on a top plate of the box body (1), a liquid tank (3) for supplementing passivation liquid into the liquid distribution cover (5) is arranged on the supporting frame (4), a liquid outlet at the bottom end of the liquid tank (3) is connected with a liquid delivery pipe (8), the bottom end of the liquid delivery pipe (8) extends into the liquid distribution cover (5), and a liquid delivery valve (9) is further arranged on the liquid delivery pipe (8).
4. The galvanized pipe surface passivation device according to any one of claims 1 to 3, characterized in that a support screen (14) is arranged in the lower inner cavity of the box body (1), a liquid collection cavity (18) is arranged below the support screen (14), and a slag collection cavity (20) is arranged at the right end of the support screen (14).
5. The galvanized pipe surface passivation device according to claim 4, characterized in that a liquid outlet (19) communicated with the liquid collection cavity (18) is formed in the left side of the bottom of the box body (1), and a slag outlet (21) communicated with the slag collection cavity (20) is formed in the right side of the bottom of the box body (1).
6. The galvanized pipe surface passivation device according to claim 5, characterized in that an adjusting screw rod (16) is rotatably arranged in the lower inner cavity of the box body (1), a forward and reverse rotation servo motor (17) for driving the adjusting screw rod (16) to rotate is arranged on the outer wall of the bottom of the box body (1), and an output shaft of the forward and reverse rotation servo motor (17) is in driving connection with the adjusting screw rod (16).
7. The galvanized pipe surface passivation device according to claim 6, characterized in that a cleaning block (22) is arranged on the upper surface of the supporting screen (14) in a supporting and sliding manner, and the cleaning block (22) is sleeved on the adjusting screw rod (16) in a threaded connection manner.
8. The galvanized pipe surface passivation device according to claim 7, characterized in that the inner wall of the bottom opening of the fixed cylinder (23) is provided with a block (25).
9. The galvanized pipe surface passivation device according to any one of claims 1 to 3, characterized in that the operating assembly comprises a rotating cylinder (30) rotatably arranged on a top plate of the fixed cylinder (23), the rotating cylinder (30) is coaxially and fixedly connected with the threaded rod (28), a rectangular block (31) is arranged in the rotating cylinder (30) in a supporting and sliding manner through a supporting spring (33), an operating shaft (32) is fixedly arranged on the rectangular block (31), and an operating handle (29) is arranged at the top end of the operating shaft (32).
10. The galvanized pipe surface passivating device according to claim 9, wherein a lower surface of the operating handle (29) is provided with a limiting convex tooth (34), an upper surface of the fixed cylinder (23) is provided with a limiting tooth groove (35) matched with the limiting convex tooth (34), and the supporting spring (33) pushes the rectangular block (31) to move until the limiting convex tooth (34) is meshed with the limiting tooth groove (35).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011295977.2A CN112410709A (en) | 2020-11-18 | 2020-11-18 | Galvanized pipe surface passivation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011295977.2A CN112410709A (en) | 2020-11-18 | 2020-11-18 | Galvanized pipe surface passivation device |
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| Publication Number | Publication Date |
|---|---|
| CN112410709A true CN112410709A (en) | 2021-02-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011295977.2A Pending CN112410709A (en) | 2020-11-18 | 2020-11-18 | Galvanized pipe surface passivation device |
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| Country | Link |
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| CN (1) | CN112410709A (en) |
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