CN117089796A - Steel pipe hot galvanizing device - Google Patents
Steel pipe hot galvanizing device Download PDFInfo
- Publication number
- CN117089796A CN117089796A CN202311323588.XA CN202311323588A CN117089796A CN 117089796 A CN117089796 A CN 117089796A CN 202311323588 A CN202311323588 A CN 202311323588A CN 117089796 A CN117089796 A CN 117089796A
- Authority
- CN
- China
- Prior art keywords
- rod
- steel pipe
- fixedly connected
- rods
- shaped
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 182
- 239000010959 steel Substances 0.000 title claims abstract description 182
- 238000005246 galvanizing Methods 0.000 title claims abstract description 31
- 230000008093 supporting effect Effects 0.000 claims description 14
- 238000005452 bending Methods 0.000 claims description 3
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 abstract description 18
- 239000011701 zinc Substances 0.000 abstract description 18
- 229910052725 zinc Inorganic materials 0.000 abstract description 18
- 238000005554 pickling Methods 0.000 description 10
- 238000000034 method Methods 0.000 description 9
- 230000000452 restraining effect Effects 0.000 description 8
- 238000001816 cooling Methods 0.000 description 7
- 238000004140 cleaning Methods 0.000 description 6
- 239000012535 impurity Substances 0.000 description 6
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 4
- JIAARYAFYJHUJI-UHFFFAOYSA-L zinc dichloride Chemical compound [Cl-].[Cl-].[Zn+2] JIAARYAFYJHUJI-UHFFFAOYSA-L 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- 235000019270 ammonium chloride Nutrition 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 235000005074 zinc chloride Nutrition 0.000 description 2
- 239000011592 zinc chloride Substances 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- 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
- C23C2/003—Apparatus
- C23C2/0032—Apparatus specially adapted for batch coating of substrate
- C23C2/00322—Details of mechanisms for immersing or removing substrate from molten liquid bath, e.g. basket or lifting mechanism
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Coating With Molten Metal (AREA)
Abstract
The invention relates to the field of galvanization, in particular to a steel tube hot galvanizing device, which comprises a frame body, wherein the frame body comprises a base, four corner positions of the upper surface of the base are fixedly connected with vertical rods respectively, and connecting rods are arranged between the upper end side walls of two adjacent vertical rods; the connecting rod comprises two symmetrically arranged L-shaped rods and a cross rod; one end of the L-shaped rod is rotationally connected to the vertical rod, and the other end of the L-shaped rod is vertically fixedly connected with the end part of the cross rod; the base is also provided with a plurality of plug-in components for fixing the steel pipes; the design of the frame body structure can hoist a plurality of steel pipes at one time to carry out galvanization, and the steel pipes are stabilized on the base through the plug-in components, so that the steel pipes are not mutually affected, namely, the steel pipes are not attached together, and the problem of zinc layer adhesion is avoided; meanwhile, due to the design of the elastic rod in the plug-in assembly, the steel pipe can be conveniently plugged, installed and taken down.
Description
Technical Field
The invention relates to the field of galvanization, in particular to a steel tube hot galvanizing device.
Background
Hot galvanizing is to attach the heated and melted zinc to the iron matrix; and (3) galvanization of the steel pipe, hoisting the steel pipe into a pickling tank through a crane, washing in an ammonium chloride or zinc chloride aqueous solution or ammonium chloride and zinc chloride mixed aqueous solution tank after pickling to remove iron oxide on the surface of the steel pipe, then feeding the steel pipe into a hot dip galvanizing tank, controlling the temperature of molten zinc to be 440-460 ℃, controlling the galvanization time to be 30-60 seconds, and taking out and cooling the steel pipe.
The existing device for galvanizing the steel pipe uses a chain to penetrate through the steel pipe for hoisting, if one steel pipe is hoisted, the efficiency is low, if a plurality of steel pipes are hoisted at one time, the galvanizing can be improved, but the surfaces of the steel pipes are attached together, after the galvanizing, the steel pipes which are mutually close together at the moment are bonded together through zinc layers, after the zinc layers are cooled and solidified, the zinc layers on the surfaces of the two attached steel pipes are separated, and the zinc layers on the surfaces of the steel pipes are torn and separated, so that the galvanizing of the surfaces of the steel pipes fails.
Therefore, a steel pipe hot dip galvanizing device is proposed to solve the above problems.
Disclosure of Invention
In order to overcome the deficiencies of the prior art, at least one technical problem presented in the background art is solved.
The technical scheme adopted for solving the technical problems is as follows: the invention relates to a steel pipe hot galvanizing device, which comprises a frame body, wherein the frame body comprises a base, four corner positions of the upper surface of the base are fixedly connected with vertical rods respectively, and connecting rods are arranged between the upper end side walls of two adjacent vertical rods; the connecting rod comprises two symmetrically arranged L-shaped rods and a cross rod; one end of the L-shaped rod is rotationally connected to the vertical rod, and the other end of the L-shaped rod is vertically fixedly connected with the end part of the cross rod; the base is also provided with a plurality of plug-in components for fixing the steel pipes;
each plug-in assembly comprises a cylinder, the outer ring of the upper end face of the cylinder is fixedly connected with a supporting block, the supporting block is used for supporting the lower end face of the steel pipe, a plurality of elastic rods are uniformly arranged on the upper end face of the cylinder, the lower ends of the elastic rods are fixedly connected with the cylinder, and the upper ends of the elastic rods are gathered together.
Preferably, the elastic rod comprises a vertical part, an arc part and a guide part; the lower end of the vertical part is fixedly connected with the column body, the upper end of the vertical part is fixedly connected with the lower end of the arc part, the middle part of the arc part is arranged to protrude outwards, the upper end of the arc part gathers together inwards, and the lower end of the guide part is fixedly connected.
Preferably, the outer surface of the middle part of the arc-shaped part is provided with a strip-shaped bulge, the bulge is arranged along the bending trend of the arc-shaped part, and the outer edge of the bulge is propped against the inner surface of the steel pipe.
Preferably, the outer ring of each guide part is fixedly connected with a ring body, the ring body is fixedly connected with an elastic plate, the end part of the elastic plate is arranged close to the middle, the end part of the elastic plate is lower than the ring body, the end part of the elastic plate is fixedly connected with a lantern ring, a guide rod is arranged in the lantern ring, and the lower end of the guide rod is fixedly connected at the center position of the upper end face of the cylinder.
Preferably, the upper end of the guide rod in the same plug-in assembly is higher than the upper end of the guide part, the upper end of the guide rod is fixedly connected with a round table-shaped plate body, and the edge of the plate body covers the upper end of the guide part.
Preferably, a cover plate is arranged at the upper end of the vertical rod, a plurality of hanging rings are fixedly connected to the upper surface of the cover plate, two hooks are fixedly connected to the lower surface of each corner position of the cover plate, and the hooks are arranged in an up-down staggered manner; one end of the L-shaped rod rotates to penetrate through the vertical rod, a clamping groove in a ring shape is formed in the outer ring of one end of the L-shaped rod, the cover plate covers the upper end of the vertical rod, and the hook is hooked in the clamping groove.
Preferably, each cross rod is fixedly connected with a push rod parallel to the cross rod, a plurality of splayed constraint rods are fixedly connected on the push rod, and the outer rings of two adjacent constraint rods are clamped on two sides of the steel pipe.
Preferably, a plurality of grooves are uniformly formed in the inner ring of each clamping groove; the bottom of the inner ring of each hook is provided with a convex part, the hooks are hooked in the clamping grooves, and the convex parts are embedded in the grooves.
Preferably, each of the restraining bars has a blade shape at a contact position with the steel pipe.
Preferably, the upper surfaces of the base and the cover plate are arranged in an upward protruding manner, and a plurality of windows are arranged on the upper surface of the base
The invention has the advantages that:
1. the design of the frame body structure can hoist a plurality of steel pipes at one time to carry out galvanization, and the steel pipes are stabilized on the base through the plug-in components, so that the steel pipes are not mutually affected, namely, the steel pipes are not attached together, and the problem of zinc layer adhesion is avoided; meanwhile, due to the design of the elastic rod in the plug-in assembly, the steel pipe can be conveniently plugged, installed and taken down.
2. After the steel pipe is sleeved on the elastic rod, the inner ring of the steel pipe extrudes the arc-shaped part, the arc-shaped part extrudes the elastic plate, the elastic plate extrudes the lantern ring downwards in the middle, the lantern ring extrudes the limiting plate downwards, and the limiting plate constrains the downward travel amount of the lantern ring, so that the outward supporting effect of the elastic plate on the guide part is maintained, and the extrusion force of the elastic rod on the steel pipe is improved.
Drawings
FIG. 1 is a perspective view of a frame body according to a first perspective view of the present invention;
FIG. 2 is a second perspective view of the frame of the present invention;
FIG. 3 is a perspective view of a third view of the frame of the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 3 at A;
FIG. 5 is a first perspective view of the plug assembly of the present invention;
FIG. 6 is a second perspective view of the plug assembly of the present invention;
FIG. 7 is a front view of a plug assembly of the present invention;
FIG. 8 is a perspective view of a cover plate of the present invention;
FIG. 9 is a perspective view of the articulation rod of the present invention;
FIG. 10 is a perspective view of the joint rod and steel pipe of the present invention;
FIG. 11 is a top view of the articulation rod of the present invention;
FIG. 12 is a perspective view of the engaging groove and hook of the present invention;
FIG. 13 is a cross-sectional view showing the engagement of the slot and hook in the present invention.
In the figure: 1. a frame body; 2. a base; 3. a vertical rod; 4. a steel pipe; 5. a connecting rod; 6. an L-shaped rod; 7. a cross bar; 8. a column; 9. a support block; 10. an elastic rod; 11. a vertical portion; 12. an arc-shaped portion; 13. a guide section; 14. a protrusion; 15. a ring body; 16. an elastic plate; 17. a collar; 18. a guide rod; 20. a plate body; 21. a cover plate; 22. a hanging ring; 23. a hook; 24. a clamping groove; 25. a push rod; 26. a restraining bar; 27. a groove; 28. a convex portion; 29. a window.
Detailed Description
The invention is further described in connection with the following detailed description in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
Referring to fig. 1-7, a steel tube hot galvanizing device comprises a frame body 1, wherein the frame body 1 comprises a base 2, vertical rods 3 are fixedly connected at four corner positions of the upper surface of the base 2 respectively, and connecting rods 5 are arranged between the upper end side walls of two adjacent vertical rods 3; the connecting rod 5 comprises two symmetrically arranged L-shaped rods 6 and a cross rod 7; one end of the L-shaped rod 6 is rotatably connected to the vertical rod 3, and the other end of the L-shaped rod 6 is vertically fixedly connected with the end part of the cross rod 7; the base 2 is also provided with a plurality of plug-in components for fixing the steel pipes 4;
each plug-in assembly comprises a column body 8, a supporting block 9 is fixedly connected to the outer ring of the upper end face of the column body 8, the supporting block 9 is used for supporting the lower end face of the steel pipe 4, a plurality of elastic rods 10 are uniformly arranged on the upper end face of the column body 8, the lower ends of the elastic rods 10 are fixedly connected to the column body 8, and the upper ends of the elastic rods 10 are gathered towards the middle;
the galvanization device designed in the embodiment can load a plurality of steel pipes 4 at one time, and the steel pipes 4 are not mutually influenced; during specific operation, the steel pipe 4 is vertically inserted into the elastic rod 10, the elastic rod 10 is made of stainless steel bars, the self elasticity can extrude and stabilize the upper steel pipe 4 inserted into the column 8, and the steel pipe 4 is vertically placed at the moment, so that the whole galvanization device is higher, and in order to adapt to the device for erecting the steel pipe 4, the pickling tank, the cleaning tank and the galvanization tank are designed into deeper tank bodies, so that the whole steel pipe 4 can be immersed; the crane is bound on the connecting rod 5 through a chain, the steel pipe 4 is sequentially hoisted into the pickling tank, the cleaning tank and the galvanization tank, after galvanization is finished, the steel pipe 4 is taken out through hoisting, the chain is taken down, the steel pipe is placed for cooling, the steel pipe 4 is taken down after cooling, meanwhile, in the cooling process, the crane moves to one side of the pickling tank, the chain is bound on the other frame body 1, and the actions are repeated;
the design of the structure of the frame body 1 can hoist a plurality of steel pipes 4 at one time for galvanization, and the steel pipes 4 are stabilized on the base 2 through the plug-in components, so that the steel pipes 4 are not mutually affected, namely, the steel pipes 4 are not attached together, and the problem of zinc layer adhesion is avoided; meanwhile, the elastic rod 10 in the plug-in assembly is designed, so that the steel pipe 4 can be conveniently inserted, installed and taken down.
Referring to fig. 5 to 7, the elastic lever 10 includes a vertical portion 11, an arc portion 12, and a guide portion 13; the lower end of the vertical part 11 is fixedly connected with the column body 8, the upper end of the vertical part 11 is fixedly connected with the lower end of the arc part 12, the middle part of the arc part 12 is arranged in an outward protruding mode, and the upper end of the arc part 12 is gathered towards the middle and fixedly connected with the lower end of the guide part 13; in the process that the steel pipe 4 is sleeved on the elastic rod 10, the lower port of the steel pipe 4 is firstly sleeved on the guide part 13, the guide part 13 guides the steel pipe 4 to the arc part 12, the inner ring of the steel pipe 4 extrudes the arc part 12, meanwhile, the arc part 12 also extrudes the steel pipe 4, and finally, the lower end of the steel pipe 4 is seated on the column body 8 and supports the steel pipe 4 through the supporting blocks 9; the elasticity of the arcuate portion 12 at this time holds the steel pipe 4 so that the steel pipe 4 remains stationary vertically.
Referring to fig. 5-7, the outer surface of the middle part of the arc-shaped part 12 is provided with a strip-shaped protrusion 14, the protrusion 14 is arranged along the bending trend of the arc-shaped part 12, and the outer edge of the protrusion 14 is propped against the inner surface of the steel pipe 4; the cross section of arc portion 12 is circular, and arc portion 12 surface and the interior mode contact of steel pipe 4 with the point or the line, and stability is not good enough for steel pipe 4, and for this reason set up protruding 14 at the surface of arc portion 12, when protruding 14 and steel pipe 4 internal surface contact, with the mode contact of face with steel pipe 4 internal surface, improve arc portion 12 to the centre gripping stability of steel pipe 4.
Referring to fig. 5-7, a ring body 15 is fixedly connected to the outer ring of each guiding portion 13, an elastic plate 16 is fixedly connected to the ring body 15, the end portion of the elastic plate 16 is arranged close to the middle, the height of the end portion of the elastic plate 16 is lower than that of the ring body 15, a collar 17 is fixedly connected to the end portion of the elastic plate 16, a guiding rod 18 is arranged in the collar 17, and the lower end of the guiding rod 18 is fixedly connected to the central position of the upper end face of the column body 8; after the steel pipe 4 is sleeved on the elastic rod 10, the inner ring of the steel pipe 4 extrudes the arc-shaped part 12, the arc-shaped part 12 extrudes the elastic plate 16, the elastic plate 16 extrudes the sleeve ring 17 downwards in the middle, the sleeve ring 17 moves along the outer ring of the guide rod 18, and the plurality of elastic rods 10 deform synchronously due to the restraint of the ring body 15, the elastic plate 16 and the sleeve ring 17, so that the insertion of the steel pipe 4 is smoother, and the outward supporting effect of the elastic plate 16 on the arc-shaped part 12 is maintained.
Referring to fig. 5-7, the height of the upper end of the guide rod 18 is greater than that of the upper end of the guide portion 13 in the same plugging assembly, a truncated cone-shaped plate 20 is fixedly connected to the upper end of the guide rod 18, and the edge of the plate 20 covers the upper end of the guide portion 13; in the process of sleeving the steel tube 4 on the plug-in component, the steel tube 4 is heavy, the lower ends of the steel tube 4 are difficult to accurately sleeve the upper ends of all the elastic rods 10, namely, the lower ends of the steel tube 4 wrap the upper ends of all the guide parts 13 at one time, at the moment, the lower ends of the steel tube 4 can be embedded in gaps among the elastic rods 10, and the plug-in component is extruded and damaged; for this reason, a plate body 20 is arranged at the upper end of the guide rod 18, and the plate body 20 can guide the lower end opening of the steel tube 4 to be completely wrapped and inserted on all the elastic rods 10 in the same plug-in assembly, so as to avoid the extrusion damage of the plug-in assembly by the lower end opening of the steel tube 4.
Referring to fig. 1, 2, 8 and 12, a cover plate 21 is arranged at the upper end of the vertical rod 3, a plurality of hanging rings 22 are fixedly connected to the upper surface of the cover plate 21, two hooks 23 are fixedly connected to the lower surface of each corner position of the cover plate 21, and the hooks 23 are arranged in an up-down staggered manner; one end of the L-shaped rod 6 rotates to penetrate through the vertical rod 3, a clamping groove 24 in a ring shape is formed in the outer ring of one end of the L-shaped rod 6, the cover plate 21 covers the upper end of the vertical rod 3, and the hook 23 is hooked in the clamping groove 24; the cover plate 21 covers the vertical rod 3, the hook 23 is hooked on the clamping groove 24 on the L-shaped rod 6, the hoisted chain is bound on the hoisting ring 22 at the moment, and the frame body 1 and the steel pipe 4 are hoisted into the galvanization pool; when the steel pipe 4 is extracted from the galvanizing bath, impurities float on the surface of the molten zinc, and the impurities adhere to the surface of the steel pipe 4 in the process of lifting the steel pipe 4 out of the galvanizing bath, so that the galvanizing quality of the steel pipe 4 is affected; the hook 23 is matched with the clamping groove 24, so that the cover plate 21 and the frame body 1 can be quickly assembled and disassembled, and the steel pipe 4 can be conveniently assembled and disassembled.
Referring to fig. 9-11, each cross rod 7 is fixedly connected with a push rod 25 parallel to the cross rod 7, the push rods 25 are fixedly connected with a plurality of splayed constraint rods 26, and the outer rings of two adjacent constraint rods 26 are clamped at two sides of the steel pipe 4; the frame body 1 is connected with the cover plate 21, the steel pipe 4 and the frame body 1 are lifted through the cover plate 21, and the connecting rod 5 is used for restraining the steel pipe 4 at the moment; the restraint rod 26 is arranged on the cross rod 7, the connecting rod 5 is rotated, the cross rod 7 is close to the steel pipe 4 which is vertically placed, at the moment, the restraint rod 26 is extruded on the steel pipe 4, the upper end of the steel pipe 4 is restrained and stabilized, so that the upper end of the steel pipe 4 swings outwards, the upper end of the steel pipe 4 is outwards deflected, the cover plate 21 cannot cover the steel pipe 4, impurities on the surface of molten zinc are adhered to the surface of the steel pipe 4, or the upper end of the steel pipe 4 is outwards deflected, and the steel pipe is scraped and rubbed with the inner side wall of a pickling tank, a cleaning tank or a galvanizing tank.
Referring to fig. 12 and 13, a plurality of grooves 27 are uniformly formed in the inner ring of each clamping groove 24; the bottom of the inner ring of each hook 23 is provided with a convex part 28, the hooks 23 are hooked in the clamping grooves 24, and the convex parts 28 are embedded in the grooves 27; the connecting rod 5 is rotated, the cross rod 7 is close to the steel pipe 4, the restraining rod 26 is extruded on the surface of the steel pipe 4, then the cover plate 21 is installed on the frame body 1, the hooks 23 are hooked in the clamping grooves 24, at the moment, the protruding portions 28 in the hooks 23 are embedded in the grooves 27, the connecting rod 5 is stabilized, and the clamping effect of the restraining rod 26 on the steel pipe 4 is improved.
Referring to fig. 11, each of the restraining bars 26 has a blade shape at a position where it contacts the steel pipe 4; the end of the restraint rod 26 is arranged in a blade shape, so that the contact area of the restraint rod 26 and the steel pipe 4 is reduced, and the integrity of galvanization of the surface of the steel pipe 4 is ensured.
Referring to fig. 1, the upper surfaces of the base 2 and the cover 21 are provided with a plurality of windows 29; the setting of base 2 and apron 21 shape for when frame 1 draws from the galvanizing bath in, molten zinc can flow away fast, reduces the residual quantity of molten zinc on frame 1 and the apron 21, and sets up window 29 on the base 2, puts into the galvanizing bath in-process at frame 1, and molten zinc can flow along window 29, makes molten zinc submergence steel pipe 4 fast.
Working principle: the galvanization device designed in the embodiment can load a plurality of steel pipes 4 at one time, and the steel pipes 4 are not mutually influenced; during specific operation, the steel pipe 4 is vertically inserted into the elastic rod 10, the elastic rod 10 is made of stainless steel bars, the self elasticity can extrude and stabilize the upper steel pipe 4 inserted into the column 8, and the steel pipe 4 is vertically placed at the moment, so that the whole galvanization device is higher, and in order to adapt to the device for erecting the steel pipe 4, the pickling tank, the cleaning tank and the galvanization tank are designed into deeper tank bodies, so that the whole steel pipe 4 can be immersed; the crane is bound on the connecting rod 5 through a chain, the steel pipe 4 is sequentially hoisted into the pickling tank, the cleaning tank and the galvanization tank, after galvanization is finished, the steel pipe 4 is taken out through hoisting, the chain is taken down, the steel pipe is placed for cooling, the steel pipe 4 is taken down after cooling, meanwhile, in the cooling process, the crane moves to one side of the pickling tank, the chain is bound on the other frame body 1, and the actions are repeated;
the design of the structure of the frame body 1 can hoist a plurality of steel pipes 4 at one time for galvanization, and the steel pipes 4 are stabilized on the base 2 through the plug-in components, so that the steel pipes 4 are not mutually affected, namely, the steel pipes 4 are not attached together, and the problem of zinc layer adhesion is avoided; meanwhile, the elastic rod 10 in the plug-in assembly is designed, so that the steel pipe 4 can be conveniently plugged, installed and removed;
in the process that the steel pipe 4 is sleeved on the elastic rod 10, the lower port of the steel pipe 4 is firstly sleeved on the guide part 13, the guide part 13 guides the steel pipe 4 to the arc part 12, the inner ring of the steel pipe 4 extrudes the arc part 12, meanwhile, the arc part 12 also extrudes the steel pipe 4, and finally, the lower end of the steel pipe 4 is seated on the column body 8 and supports the steel pipe 4 through the supporting blocks 9; the elasticity of the arc-shaped part 12 clamps the steel pipe 4 at this time, so that the steel pipe 4 keeps vertical and motionless;
the cross section of the arc-shaped part 12 is in a circular shape, the outer surface of the arc-shaped part 12 is contacted with the inside of the steel pipe 4 in a point or line mode, and the stability is poor for the steel pipe 4, so that the bulge 14 is arranged on the outer surface of the arc-shaped part 12, and when the bulge 14 is contacted with the inner surface of the steel pipe 4, the bulge is contacted with the inner surface of the steel pipe 4 in a surface mode, so that the clamping stability of the arc-shaped part 12 on the steel pipe 4 is improved;
after the steel pipe 4 is sleeved on the elastic rod 10, the inner ring of the steel pipe 4 extrudes the arc-shaped part 12, the arc-shaped part 12 extrudes the elastic plate 16, the elastic plate 16 extrudes the sleeve ring 17 downwards in the middle, the sleeve ring 17 moves along the outer ring of the guide rod 18, and the plurality of elastic rods 10 are synchronously deformed by the constraint of the ring body 15, the elastic plate 16 and the sleeve ring 17, so that the insertion of the steel pipe 4 is smoother, and the outward supporting effect of the elastic plate 16 on the arc-shaped part 12 is maintained;
in the process of sleeving the steel tube 4 on the plug-in component, the steel tube 4 is heavy, the lower ends of the steel tube 4 are difficult to accurately sleeve the upper ends of all the elastic rods 10, namely, the lower ends of the steel tube 4 wrap the upper ends of all the guide parts 13 at one time, at the moment, the lower ends of the steel tube 4 can be embedded in gaps among the elastic rods 10, and the plug-in component is extruded and damaged; the upper end of the guide rod 18 is provided with the plate body 20, the plate body 20 can guide the lower port of the steel pipe 4 to be completely wrapped and inserted on all the elastic rods 10 in the same plug-in assembly, so that the extrusion damage of the lower port of the steel pipe 4 to the plug-in assembly is avoided;
the cover plate 21 covers the vertical rod 3, the hook 23 is hooked on the clamping groove 24 on the L-shaped rod 6, the hoisted chain is bound on the hoisting ring 22 at the moment, and the frame body 1 and the steel pipe 4 are hoisted into the galvanization pool; when the steel pipe 4 is extracted from the galvanizing bath, impurities float on the surface of the molten zinc, and the impurities adhere to the surface of the steel pipe 4 in the process of lifting the steel pipe 4 out of the galvanizing bath, so that the galvanizing quality of the steel pipe 4 is affected; the hook 23 is matched with the clamping groove 24, so that the cover plate 21 and the frame body 1 can be quickly assembled and disassembled, and the steel pipe 4 can be conveniently assembled and disassembled;
the constraint rod 26 is arranged on the cross rod 7, the connecting rod 5 is rotated, so that the cross rod 7 is close to the steel pipe 4 which is vertically arranged, at the moment, the constraint rod 26 is extruded on the steel pipe 4, the upper end of the steel pipe 4 is constrained and stabilized, so that the upper end of the steel pipe 4 is prevented from swinging outwards, the upper end of the steel pipe 4 is outwards deflected, the cover plate 21 can not cover the steel pipe 4, impurities on the surface of molten zinc are adhered to the surface of the steel pipe 4, or the upper end of the steel pipe 4 is outwards deflected and is in scratch collision with the inner side wall of a pickling tank, a cleaning tank or a galvanized tank;
the connecting rod 5 is rotated, the cross rod 7 is close to the steel pipe 4, the restraining rod 26 is extruded on the surface of the steel pipe 4, then the cover plate 21 is installed on the frame body 1, the hooks 23 are hooked in the clamping grooves 24, at the moment, the protruding portions 28 in the hooks 23 are embedded in the grooves 27, the connecting rod 5 is stabilized, and the clamping effect of the restraining rod 26 on the steel pipe 4 is improved.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides a steel pipe hot dip galvanize device which characterized in that: the novel multifunctional lifting frame comprises a frame body (1), wherein the frame body (1) comprises a base (2), vertical rods (3) are fixedly connected to four corner positions of the upper surface of the base (2) respectively, and connecting rods (5) are arranged between the upper end side walls of two adjacent vertical rods (3); the connecting rod (5) comprises two symmetrically arranged L-shaped rods (6) and a cross rod (7); one end of the L-shaped rod (6) is rotatably connected to the vertical rod (3), and the other end of the L-shaped rod (6) is vertically fixedly connected with the end part of the cross rod (7); the base (2) is also provided with a plurality of plug-in components for fixing the steel pipes;
each plug-in assembly comprises a column body (8), a supporting block (9) is fixedly connected to the outer ring of the upper end face of the column body (8), the supporting block (9) is used for supporting the lower end face of a steel pipe, a plurality of elastic rods (10) are uniformly arranged on the upper end face of the column body (8), the lower ends of the elastic rods (10) are fixedly connected to the column body (8), and the upper ends of the elastic rods (10) are gathered in the middle.
2. A steel tube hot dip galvanizing apparatus according to claim 1, wherein: the elastic rod (10) comprises a vertical part (11), an arc-shaped part (12) and a guide part (13); the lower end of the vertical part (11) is fixedly connected with the column body (8), the upper end of the vertical part (11) is fixedly connected with the lower end of the arc part (12), the middle part of the arc part (12) is arranged in an outward protruding mode, the upper end of the arc part (12) gathers together towards the middle, and the lower end of the guide part (13) is fixedly connected.
3. A steel pipe hot dip galvanizing apparatus according to claim 2, wherein: the outer surface of the middle part of the arc-shaped part (12) is provided with a strip-shaped bulge (14), the bulge (14) is arranged along the bending trend of the arc-shaped part (12), and the outer edge of the bulge (14) is propped against the inner surface of the steel pipe.
4. A steel pipe hot dip galvanizing apparatus according to claim 3, wherein: the outer ring of each guide part (13) is fixedly connected with a ring body (15), the ring bodies (15) are fixedly connected with elastic plates (16), the end parts of the elastic plates (16) are arranged close to each other, the height of the end parts of the elastic plates (16) is lower than that of the ring bodies (15), the end parts of the elastic plates (16) are fixedly connected with lantern rings (17), guide rods (18) are arranged in the lantern rings (17), and the lower ends of the guide rods (18) are fixedly connected to the central positions of the upper end faces of the columns (8).
5. A steel pipe hot dip galvanizing apparatus according to claim 4, wherein: the upper end of the guide rod (18) in the same plug-in assembly is higher than the upper end of the guide part (13), a truncated cone-shaped plate body (20) is fixedly connected to the upper end of the guide rod (18), and the edge of the plate body (20) covers the upper end of the guide part (13).
6. A steel tube hot dip galvanizing apparatus according to claim 1, wherein: the upper end of the vertical rod (3) is provided with a cover plate (21), the upper surface of the cover plate (21) is fixedly connected with a plurality of hanging rings (22), the lower surface of each corner position of the cover plate (21) is fixedly connected with two hooks (23), and the hooks (23) are arranged in an up-down staggered manner; one end of the L-shaped rod (6) rotates to penetrate through the vertical rod (3), a clamping groove (24) in a ring shape is formed in the outer ring of one end of the L-shaped rod (6), the cover plate (21) covers the upper end of the vertical rod (3), and the hook (23) is hooked in the clamping groove (24).
7. A steel tube hot dip galvanizing apparatus according to claim 1, wherein: each cross rod (7) is fixedly connected with a push rod (25) parallel to the cross rod (7), each push rod (25) is fixedly connected with a plurality of splayed constraint rods (26), and the outer rings of two adjacent constraint rods (26) are clamped on two sides of the steel pipe.
8. A steel pipe hot dip galvanizing apparatus according to claim 6, wherein: a plurality of grooves (27) are uniformly formed in the inner ring of each clamping groove (24); the bottom of the inner ring of each hook (23) is provided with a convex part (28), the hooks (23) are hooked in the clamping grooves (24), and the convex parts (28) are embedded in the grooves (27).
9. A steel tube hot dip galvanizing apparatus according to claim 7, wherein: the contact position of each restraint rod (26) and the steel pipe (4) is in a blade shape.
10. A steel pipe hot dip galvanizing apparatus according to claim 6, wherein: the upper surfaces of the base (2) and the cover plate (21) are arranged in an upward protruding mode, and a plurality of windows (29) are formed in the upper surface of the base (2).
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| CN202311323588.XA CN117089796B (en) | 2023-10-13 | 2023-10-13 | Steel pipe hot galvanizing device |
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| CN202311323588.XA CN117089796B (en) | 2023-10-13 | 2023-10-13 | Steel pipe hot galvanizing device |
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