CN111534814B - Construction steel bar sleeve internal thread surface treatment device - Google Patents
Construction steel bar sleeve internal thread surface treatment device Download PDFInfo
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- CN111534814B CN111534814B CN202010348784.2A CN202010348784A CN111534814B CN 111534814 B CN111534814 B CN 111534814B CN 202010348784 A CN202010348784 A CN 202010348784A CN 111534814 B CN111534814 B CN 111534814B
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- fixedly connected
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- electric heating
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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
- 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
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Abstract
The invention discloses a surface treatment device for internal threads of a construction steel bar sleeve, which comprises a base, wherein the upper surface of the base is fixedly connected with an outer container, the interior of the outer container is fixedly connected with an inner container, the outer surface of the outer container of the base is in threaded connection with a plurality of clamping mechanisms extending to the interior of the inner container, one end of each of the clamping mechanisms positioned in the inner container is fixedly connected with a soft hopper together, the lower surface of the soft hopper is fixedly connected with a liquid discharge pipe communicated with the interior of the soft hopper, and the upper end of the inner container is fixedly connected with a cylindrical cover pipe. The internal thread surface treatment device for the construction steel bar sleeve is provided with the horizontal electric heating furnace positioned below the base, so that phosphating solution flowing into the horizontal electric heating furnace through the liquid discharge pipe can be heated and insulated conveniently, the temperature of the phosphating solution is kept at 85 +/-5 ℃, and the solution taking port is arranged to facilitate next solution taking and phosphating treatment, so that the device has the effect of recycling the phosphating solution, and a circulating phosphating system is formed.
Description
Technical Field
The invention relates to the technical field of internal thread strengthening treatment, in particular to a surface treatment device for internal threads of a construction steel bar sleeve.
Background
In the work progress, often because, the internal thread damage of reinforcing bar sleeve leads to two reinforcing bars to be not convenient for separate, has to directly cut off the reinforcing bar during the dismantlement, leads to the reinforcing bar sleeve to be useless. The internal thread is damaged due to chemical corrosion, for example, when the steel bar sleeve is installed in a corrosive environment, if salt humid air, acid gas, titanium dioxide with too high concentration or sulfide gas exists, harmful chemical substances in the atmosphere directly invade the inner wall of the steel bar sleeve to form corrosion, so that the internal thread is damaged. Consequently, the disassembly work is difficult, and the steel bar sleeve can not be reused.
The phosphorization is a strengthening method of a metal surface, and as a steel bar sleeve, only the phosphorization treatment is needed to be carried out on the interior of the steel bar sleeve to solve the problem of internal thread corrosion, so that the device for treating the internal thread surface of the building steel bar sleeve is specially provided for the internal thread treatment.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a surface treatment device for internal threads of a construction steel bar sleeve.
In order to achieve the purpose, the invention adopts the following technical scheme:
a building steel bar sleeve internal thread surface treatment device comprises a base, wherein the upper surface of the base is fixedly connected with an outer container, the inner container is fixedly connected inside the outer container, the outer surface of the outer container of the base is in threaded connection with a plurality of clamping mechanisms extending to the inner part of the inner container, one end, positioned at the inner container, of the plurality of clamping mechanisms is fixedly connected with a soft hopper together, the lower surface of the soft hopper is fixedly connected with a liquid discharge pipe communicated with the inner part of the soft hopper, the upper end of the inner container is fixedly connected with a cylindrical cover pipe, the soft hopper is made of high-temperature-resistant rubber, a locking rope penetrates through the inner part of an upper edge of the soft hopper, the clamping mechanisms comprise screw rods in threaded connection with the surface of the outer container, the inner wall of the outer container is fixedly connected with an internal thread pipe sleeved on the surface of the screw rods, one end, positioned inside the outer container, of the screw rods is fixedly connected with a T-shaped column, the surface of the T-shaped column is sleeved with a mandril with a rectangular cross section, and one end of the mandril, which is far away from the T-shaped column, is fixedly connected with the surface of the soft bucket through an arc-shaped block.
Preferably, the outer container and the inner container are both of cylindrical upper opening structures, and the centers of the two are overlapped.
Preferably, the surface of the inner container is provided with a rectangular through hole matched with the ejector rod, the inner wall of the cylindrical cover pipe is provided with a left electric heating piece and a right electric heating piece, and the right side of the cylindrical cover pipe is fixedly connected with a power-taking plug wire for providing power for the electric heating pieces.
Preferably, a bottom plate is fixedly connected between the supporting legs of the base, a horizontal electric heating furnace is fixedly connected to the upper surface of the bottom plate, the upper surface of the horizontal electric heating furnace is communicated with a liquid discharge pipe, and an opening and closing valve is arranged on the surface of the liquid discharge pipe.
Preferably, the upper surface of the horizontal electric heating furnace is provided with a liquid taking port, and the upper surface of the horizontal electric heating furnace is rotatably connected with a sealing cover for plugging the liquid taking port through a hinge.
Preferably, a discharge pipe is arranged on the left side of the horizontal electric heating furnace, a control valve is arranged on the surface of the discharge pipe, the horizontal electric heating furnace is a resistance furnace, and a temperature display meter is arranged on the surface of the horizontal electric heating furnace.
The invention has the following beneficial effects:
1. the invention provides a device for processing the internal thread surface of a building steel bar sleeve, which drives a soft bucket to be attached to the surface of the steel bar sleeve to the maximum extent by arranging a clamping mechanism consisting of a screw, a T-shaped column, an internal thread pipe, a push rod and an arc-shaped block, and simultaneously forms a sealing package on the surfaces of the soft bucket and the steel bar sleeve by matching with two fastening locking ropes, thereby facilitating the injection of phosphating solution into the steel bar sleeve for phosphating, forming a phosphating film on the surface of the internal thread for strengthening the internal thread, and simultaneously, a plurality of clamping mechanisms in the device can be adjusted and are suitable for steel bar sleeves with different diameters.
2. The internal thread surface treatment device for the construction steel bar sleeve is provided with the horizontal electric heating furnace positioned below the base, so that phosphating solution flowing into the horizontal electric heating furnace through the liquid discharge pipe can be heated and insulated conveniently, the temperature of the phosphating solution is kept at 85 +/-5 ℃, and the phosphating solution can be taken out next time and subjected to phosphating treatment conveniently through the liquid taking port, so that the device has the effect of recycling the phosphating solution, and a circulating phosphating system is formed.
Drawings
FIG. 1 is a schematic view of a front cross-sectional structure of a surface treatment device for internal threads of a sleeve of a construction steel bar according to the present invention;
FIG. 2 is a schematic front cross-sectional enlarged view of the outer container of FIG. 1;
FIG. 3 is a schematic view of the enlarged front cross-section of the internally threaded tube in FIG. 1;
FIG. 4 is a schematic structural view of embodiment 2 (including a horizontal electric heater) of the present invention.
In the figure: the device comprises a base 1, an outer container 2, an inner container 3, a soft bucket 4, a liquid discharge pipe 5, a cylindrical cover pipe 6, a locking rope 7, a screw rod 8, an internal threaded pipe 9, a 10T-shaped column, an ejector rod 11, an arc-shaped block 12, an electric heating sheet 13, an electricity-taking plug wire 14, a bottom plate 15, a horizontal electric heating furnace 16, an opening and closing valve 17, a sealing cover 18, a sewage discharge pipe 19 and a control valve 20.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Example 1
Referring to fig. 1-3, a construction steel bar sleeve internal thread surface treatment device comprises a base 1, wherein an outer container 2 is fixedly connected to the upper surface of the base 1, an inner container 3 is fixedly connected to the inside of the outer container 2, the outer container 2 and the inner container 3 are both in cylindrical upper opening structures, and the centers of circles of the outer container 2 and the inner container 3 coincide.
The outer surface threaded connection of outer container 2 of base is a plurality of to extend to the inside clamping mechanism of inner container 3, the common fixedly connected with software fill 4 of one end that a plurality of clamping mechanisms are located inner container 3, the lower fixed surface of software fill 4 is connected with the fluid-discharge tube 5 rather than inside intercommunication, the upper end fixedly connected with drum cover pipe 6 of inner container 3, the material of software fill 4 is high temperature resistant rubber, locking rope 7 is worn to be equipped with inside the last bead of software fill 4, clamping mechanism includes threaded connection at the screw rod 8 on outer container 2 surface, the inner wall fixedly connected with cover of outer container 2 is established at the internal thread pipe 9 on screw rod 8 surface, the screw rod 8 is located the inside one end fixedly connected with T type post 10 of outer container 2, the surface cover of T type post 10 is equipped with ejector pin 11 that the cross section is the rectangle, the one end that T type post 10 was kept away from to ejector pin 11 passes through arc piece 12 and the fixed surface connection of software fill 4.
The surface of the inner container 3 is provided with a rectangular through hole matched with the mandril 11, the inner wall of the cylinder cover tube 6 is provided with a left electric heating piece and a right electric heating piece 13, and the right side of the cylinder cover tube 6 is fixedly connected with a power-taking plug wire 14 for providing power for the electric heating pieces 13.
In this embodiment, through setting up by screw rod 8, T type post 10, internal thread pipe 9, the clamping mechanism that ejector pin 11 and arc piece 12 are constituteed, drive the laminating of software fill 4 and the telescopic surperficial at reinforcing bar at utmost, two tight locking ropes 7 of deuterogamying simultaneously, make the software fill 4 and the telescopic surface formation of reinforcing bar sealed parcel, thereby be convenient for phosphating solution pours into the telescopic inside of reinforcing bar, carry out bonderizing, at the surperficial bonderizing membrane that forms of internal thread, strengthen internal thread, a plurality of clamping mechanism in the device can adjust simultaneously, be applicable to the reinforcing bar sleeve of different diameters.
Example 2
Referring to fig. 4, the difference from embodiment 1 is that a bottom plate 15 is fixedly connected between support legs of a base 1, a horizontal electric heating furnace 16 is fixedly connected to the upper surface of the bottom plate 15, the upper surface of the horizontal electric heating furnace 16 is communicated with a liquid discharge pipe 5, an opening and closing valve 17 is arranged on the surface of the liquid discharge pipe 5, a liquid taking port is formed in the upper surface of the horizontal electric heating furnace 16, a sealing cover 18 for sealing the liquid taking port is rotatably connected to the upper surface of the horizontal electric heating furnace 16 through a hinge, a drain pipe 19 is arranged on the left side of the horizontal electric heating furnace 16, a control valve 20 is arranged on the surface of the drain pipe 19, the horizontal electric heating furnace 16 is a resistance furnace, and a temperature display meter is arranged on the surface.
When the internal thread surface treatment device for the building steel bar sleeve is used, firstly, the steel bar sleeve is placed in the soft bucket 4, then the screw 8 is adjusted to enable the ejector rod 11 to push the soft bucket 4 in the inner container 3 to drive the soft bucket 4 to be attached to the surface of the steel bar sleeve to the maximum extent, meanwhile, two fastening locking ropes 7 are matched to enable the soft bucket 4 and the surface of the steel bar sleeve to form sealing package, then heated phosphating solution reaching 85 +/-5 ℃ is injected into the steel bar sleeve, the electric heating plug wire 14 is inserted to enable the electric heating sheet 13 to heat, the phosphating solution is prevented from being rapidly cooled, after heat preservation is carried out for 10-20min, the opening and closing valve 17 is opened to enable the phosphating solution to flow into the horizontal electric heating furnace 16 from the liquid discharge pipe 5 to be heated, then the next steel bar sleeve is replaced to carry out phosphating treatment, the device can be adjusted by adopting a plurality of clamping mechanisms, the phosphating solution is suitable for reinforcing steel bar sleeves with different diameters, a phosphating film is formed at the internal thread after phosphating, the thickness of the formed phosphating film reaches 10-30g/m2, the ratio of the free acidity to the total acidity of the solution is 1 (7-8), and the film has strong corrosion resistance, good bonding force and high corrosion resistance.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. The utility model provides a construction steel bar sleeve internal thread surface treatment device, includes base (1), its characterized in that: the upper surface of the base (1) is fixedly connected with an outer container (2), the inner part of the outer container (2) is fixedly connected with an inner container (3), the outer surface of the outer container (2) of the base is in threaded connection with a plurality of clamping mechanisms extending to the inner part of the inner container (3), one end of each clamping mechanism, which is located on the inner container (3), is fixedly connected with a soft bucket (4) together, the lower surface of the soft bucket (4) is fixedly connected with a liquid discharge pipe (5) communicated with the inner part of the soft bucket, the upper end of the inner container (3) is fixedly connected with a cylindrical cover pipe (6), the soft bucket (4) is made of high-temperature resistant rubber, a locking rope (7) penetrates through the inner part of an upper edge opening of the soft bucket (4), each clamping mechanism comprises a screw rod (8) in threaded connection with the surface of the outer container (2), and the inner wall of the outer container (2) is fixedly connected with an inner threaded pipe (9) sleeved on the surface of the screw rod (8), the screw rod (8) is located inside one end fixedly connected with T type post (10) of outer container (2), the surface cover of T type post (10) is equipped with ejector pin (11) that the cross section is the rectangle, the one end that T type post (10) were kept away from in ejector pin (11) passes through the fixed surface connection of arc piece (12) and software fill (4).
2. The internal thread surface treatment device for the construction steel bar sleeve as claimed in claim 1, wherein: the outer container (2) and the inner container (3) are both of cylindrical upper opening structures, and the centers of the two circles are overlapped.
3. The internal thread surface treatment device for the construction steel bar sleeve as claimed in claim 1, wherein: the surface of the inner container (3) is provided with a rectangular through hole matched with the ejector rod (11), the inner wall of the cylindrical cover pipe (6) is provided with a left electric heating piece and a right electric heating piece (13), and the right side of the cylindrical cover pipe (6) is fixedly connected with an electric plug wire (14) for providing power for the electric heating pieces (13).
4. The internal thread surface treatment device for the construction steel bar sleeve as claimed in claim 1, wherein: the liquid discharge device is characterized in that a bottom plate (15) is fixedly connected among the supporting legs of the base (1), a horizontal electric heating furnace (16) is fixedly connected to the upper surface of the bottom plate (15), the upper surface of the horizontal electric heating furnace (16) is communicated with a liquid discharge pipe (5), and an opening and closing valve (17) is arranged on the surface of the liquid discharge pipe (5).
5. The internal thread surface treatment device for the construction steel bar sleeve as claimed in claim 4, wherein: the upper surface of the horizontal electric heating furnace (16) is provided with a liquid taking port, and the upper surface of the horizontal electric heating furnace (16) is rotatably connected with a sealing cover (18) for sealing the liquid taking port through a hinge.
6. The internal thread surface treatment device for the construction steel bar sleeve as claimed in claim 4, wherein: the left side of horizontal electric heater (16) is provided with blow off pipe (19), the surface of blow off pipe (19) is provided with control valve (20), horizontal electric heater (16) are resistance furnace, and the surface is provided with the temperature display table.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010348784.2A CN111534814B (en) | 2020-04-28 | 2020-04-28 | Construction steel bar sleeve internal thread surface treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010348784.2A CN111534814B (en) | 2020-04-28 | 2020-04-28 | Construction steel bar sleeve internal thread surface treatment device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111534814A CN111534814A (en) | 2020-08-14 |
| CN111534814B true CN111534814B (en) | 2022-04-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010348784.2A Active CN111534814B (en) | 2020-04-28 | 2020-04-28 | Construction steel bar sleeve internal thread surface treatment device |
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Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004011772A (en) * | 2002-06-06 | 2004-01-15 | Sumitomo Metal Ind Ltd | Pipe end screw surface treatment method |
| CN201678732U (en) * | 2010-01-13 | 2010-12-22 | 宝钢集团常州轧辊制造公司 | Mandrel internal-thread phosphating device |
| CN104099605B (en) * | 2013-04-03 | 2016-12-28 | 中国石油天然气股份有限公司 | Device and method for phosphating internal threads |
| CN209873101U (en) * | 2019-05-21 | 2019-12-31 | 六安市皋福五金有限公司 | Manual telescopic phosphorization device |
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2020
- 2020-04-28 CN CN202010348784.2A patent/CN111534814B/en active Active
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| CN111534814A (en) | 2020-08-14 |
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