CN112522657A - Preheating steam internal blowing parking humidity control device - Google Patents

Preheating steam internal blowing parking humidity control device Download PDF

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Publication number
CN112522657A
CN112522657A CN202010943327.8A CN202010943327A CN112522657A CN 112522657 A CN112522657 A CN 112522657A CN 202010943327 A CN202010943327 A CN 202010943327A CN 112522657 A CN112522657 A CN 112522657A
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China
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blowing
cylinder
cavity
internal
blowing cylinder
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CN202010943327.8A
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Chinese (zh)
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杜学金
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Individual
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Individual
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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
    • C23C2/14—Removing excess of molten coatings; Controlling or regulating the coating thickness
    • C23C2/16—Removing excess of molten coatings; Controlling or regulating the coating thickness using fluids under pressure, e.g. air knives
    • C23C2/18—Removing excess of molten coatings from elongated material
    • C23C2/185—Tubes; Wires
    • 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

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Nozzles (AREA)

Abstract

The invention relates to a preheating steam internal blowing parking humidity control device, and belongs to the field of internal blowing. The steam blowing device comprises a bracket, wherein an inner blowing barrel is arranged on the bracket, a steam pipe opening is formed in the side wall of the inner blowing barrel, an inner blowing rod is arranged in the inner blowing barrel, and an inner blowing nozzle is arranged at one end of the inner blowing rod; an inner blowing cavity and an outer blowing cavity are arranged inside the inner blowing rod, a plurality of outer discharge holes are uniformly distributed on the side wall of the outer blowing cavity far away from the inner blowing nozzle, an auxiliary outer blowing jacket cavity is arranged inside the inner blowing cavity and communicated with the outer blowing cavity, a connecting hole is formed in the outer side wall of the auxiliary outer blowing jacket cavity, the position of the connecting hole is close to the inner blowing nozzle, the inner blowing cylinder, the auxiliary outer blowing jacket cavity and the outer blowing cavity can be communicated through the connecting hole and a transition hole, and a plurality of connecting pipes are further uniformly distributed in the auxiliary outer blowing jacket cavity and communicated with the inner blowing cylinder and the inner blowing cavity; the other end of the internal blowing rod is provided with an internal blowing cylinder and an external blowing cylinder, the external blowing cylinder extends completely, the internal blowing cylinder acts to realize internal blowing, the external blowing cylinder and the internal blowing cylinder are retracted, and water vapor water drops are discharged.

Description

Preheating steam internal blowing parking humidity control device
Technical Field
The invention relates to a preheating steam internal blowing parking humidity control device, and belongs to the field of internal blowing.
Background
The pipe fitting need carry out the internal blowing after the galvanization, often blow through the horn mouth blow gun to the pipe below four cun, and the step of blowing in at present is, wait that the pipe fitting of internal blowing reachs appointed position, presss from both sides the back to the steel pipe, and the horn mouth blow gun stretches out and blows out high-pressure steam after the cooperation with the steel pipe tip.
However, in actual production, the need of temporary shutdown for maintenance or product type replacement is often faced, once the production is stopped for a period of time, a large amount of cooling water is accumulated in the high-pressure steam pipeline, and when the internal blowing device blows out high-pressure steam again due to cooling, water drops are easily formed on the internal blowing device, and the water drops are sprayed on the galvanized pipe fittings during internal blowing, so that the surface quality of the pipe fittings is seriously affected.
In view of the problems in the prior art, the invention designs and manufactures a steel pipe internal blowing device by combining years of design and use experience of related fields and assisting with over-strong professional knowledge, so as to overcome the defects.
Disclosure of Invention
For the problems in the prior art, the preheating steam internal blowing parking humidity control device provided by the invention can effectively solve the problem of high-pressure steam water drops caused by parking.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows: a preheating steam internal blowing parking humidity control device comprises a support, wherein an internal blowing barrel is arranged above the support, a steam pipe opening is formed in the side wall of the internal blowing barrel, an internal blowing rod capable of axially sliding relative to the internal blowing barrel is arranged inside the internal blowing barrel, and an internal blowing nozzle is arranged at one end of the internal blowing rod;
two chambers are arranged in the inner blowing rod, the chamber communicated with the inner blowing nozzle is an inner blowing chamber, a chamber which is not communicated with the inner blowing nozzle is an outer blowing chamber, a reinforcing plate is arranged between the two chambers, an auxiliary external blowing jacket cavity is arranged in the internal blowing cavity, a transition hole is arranged on the reinforcing plate, the auxiliary external blowing jacket cavity is communicated with the external blowing cavity through the transition hole, the outer side wall of the auxiliary external blowing jacket cavity is provided with a connecting hole, the connecting hole is close to the inner blowing nozzle, the connecting hole and the transition hole can communicate the inner blowing cylinder, the auxiliary outer blowing jacket cavity and the outer blowing cavity, a plurality of connecting pipes are uniformly distributed in the auxiliary external blowing jacket cavity and penetrate through the inner and outer side walls of the auxiliary external blowing jacket cavity, the connecting pipe is positioned close to the reinforcing plate and can be communicated with the inner blowing cylinder and the inner blowing chamber;
a plurality of outer discharge holes are uniformly distributed on the side wall of the outer blowing cavity far away from the reinforcing plate side;
the other end of the inner blowing rod is provided with an inner blowing cylinder, the inner blowing cylinder can drive the inner blowing rod to move inside the inner blowing cylinder, the bottom of the inner blowing cylinder is provided with a sliding block and a guide rail, an inner blowing cylinder support is arranged on the sliding block, the inner blowing cylinder is fixed on the inner blowing cylinder support, one side of the sliding block is provided with an outer blowing cylinder and an outer blowing cylinder support, the outer blowing cylinder is fixed on the support through the outer blowing cylinder support, and the outer blowing cylinder can drive the sliding block to slide on the guide rail so as to drive the inner blowing cylinder to move;
the outer blowing cylinder keeps extending, and when the inner blowing cylinder acts, the connecting pipe always communicates the inner blowing cavity with the inner blowing cylinder, and the connecting hole and the outer vent are not communicated with the inner blowing cylinder; when the external blowing cylinder keeps withdrawing and the internal blowing cylinder also withdraws, the internal blowing cylinder can be communicated with the cavity of the auxiliary external blowing jacket through a connecting hole, the external drainage hole is communicated with the outside, and the connecting pipe is not communicated with the internal blowing cylinder.
According to the preferable technical scheme, a front sealing guide cover is arranged at the end, close to the inner blowing nozzle, of the inner blowing cylinder, a rear guiding sealing sleeve is arranged at the end, far away from the inner blowing nozzle, of the inner blowing cylinder, and a rear sealing guide cover is arranged at the other end of the rear guiding sealing sleeve.
As a preferable technical scheme, when the external blowing cylinder keeps withdrawing and the internal blowing cylinder also withdraws, the connecting pipe is blocked by the rear guide sealing sleeve.
As a preferable technical scheme, the external blowing cylinder keeps extending, and when the internal blowing cylinder acts, the external leakage hole is sealed by the rear guide sealing sleeve.
As a preferable technical scheme, a positioning block is arranged on the outer side wall of the inner blowing rod, and the positioning block can position the extending and retracting position of the inner blowing rod.
As a preferable technical scheme, a sliding positioning block is arranged on the guide rail to position the sliding position of the sliding block.
The invention has the advantages that:
1. the invention utilizes the movement of the inner blowing rod to realize the discharge of water in the steam pipeline through the leakage hole before the water is extracted, thereby avoiding the influence on the galvanizing equipment and the galvanized pipe caused by the water discharge of the traditional structure through the inner blowing nozzle, and the leakage hole is arranged at the rear part of the whole equipment without influencing the actual production.
2. When the water is discharged through the outer drain hole, the auxiliary outer blowing jacket cavity is almost covered outside the inner blowing cavity, and the high-pressure hot steam with a large amount of water drops can indirectly preheat the wall of the inner blowing cavity when passing through the auxiliary outer blowing jacket cavity, so that the inner blowing cavity is prevented from suddenly contacting the high-pressure hot steam due to cooling and forming new water drops when encountering cold.
3. The invention can solve the problem of overlarge condensed moisture of the internally blown steam by controlling the movement of the internally blown cylinder and the externally blown cylinder, and the control is simple.
4. The steam pipe damage problem caused by the fact that the inner blowing cylinder moves back and forth due to the fact that air is blown through the inner blowing cylinder directly in the traditional structure is solved, maintenance cost is reduced, steam of the inner blowing cylinder enters through the connecting hole in the side wall of the inner blowing rod, the steam entering the inner blowing nozzle is not influenced, and meanwhile the back and forth movement of the inner blowing rod is not influenced.
Drawings
FIG. 1 is a schematic structural diagram of a preheating steam internal blowing parking humidity control device;
FIG. 2 is a schematic structural diagram of an internal blowing rod of the preheating steam internal blowing shutdown humidity control device.
In the figure, the device comprises a support 1, a support 2, an inner blowing cylinder, a support 3, an inner blowing cylinder support, a cylinder connecting piece 4, a rear sealing guide cover 5, a rear guiding sealing sleeve 6, a rear guiding sealing sleeve 7, an outer blowing cavity 8, a steam pipe opening 9, an inner blowing cylinder 10, a front sealing guide cover 11, an inner blowing cavity 12, an inner blowing nozzle 13, an auxiliary outer blowing clamping sleeve cavity 14, a connecting pipe 15, a positioning block 16, a connecting hole 17, an outer discharge hole 18, a reinforcing plate 19, a guide rail 20, a sliding positioning block 21, an outer blowing cylinder support 22, a sliding block 23 and an outer blowing cylinder.
Detailed Description
The present invention is further described below to facilitate understanding by those skilled in the art.
As shown in fig. 1 and 2, the preheating steam internal blowing parking humidity control device comprises a support 1, an internal blowing cylinder 9 is arranged above the support 1, a steam pipe opening 8 is arranged on the side wall of the internal blowing cylinder 9, an internal blowing rod capable of axially sliding relative to the internal blowing cylinder 9 is arranged inside the internal blowing cylinder 9, and an internal blowing nozzle 12 is arranged at one end of the internal blowing rod;
the inner blow rod of the invention is internally provided with two chambers, the chamber communicated with the inner blow nozzle is set as an inner blow chamber 11, a cavity which is not communicated with the inner blowing nozzle 12 is set as an outer blowing cavity 7, a reinforcing plate 18 is arranged between the two cavities, an auxiliary outer blowing jacket cavity 13 is arranged inside the inner blowing cavity 11, a transition hole is formed in the reinforcing plate 18, the auxiliary outer blowing jacket cavity 13 is communicated with the outer blowing cavity 7 through the transition hole, a connecting hole 16 is formed in the outer side wall of the auxiliary outer blowing jacket cavity 13, the connecting hole 16 is close to the inner blowing nozzle 12, the inner blowing cylinder 9, the auxiliary outer blowing jacket cavity 13 and the outer blowing cavity 7 can be communicated through the connecting hole 16 and the transition hole, a plurality of connecting pipes 14 are uniformly distributed in the auxiliary outer blowing jacket cavity 13, the connecting pipes 14 penetrate through the inner side wall and the outer side wall of the auxiliary outer blowing jacket cavity 13, the connecting pipes 14 are close to the reinforcing plate 18, and the connecting pipes 14; the side wall of the external blowing cavity 7 far away from the reinforcing plate 18 is uniformly provided with a plurality of external discharge holes 17;
the other end of the internal blowing rod is provided with an internal blowing cylinder 2 which is connected with the internal blowing cylinder 2 through a cylinder connecting piece 4, the internal blowing cylinder 2 can drive the internal blowing rod to move inside the internal blowing cylinder 9, the bottom of the internal blowing cylinder 2 is provided with a sliding block 22 and a guide rail 19, the sliding block 22 is provided with an internal blowing cylinder bracket 3, the internal blowing cylinder 2 is fixed on the internal blowing cylinder bracket 3, one side of the sliding block 22 is provided with an external blowing cylinder 23 and the external blowing cylinder bracket 3, the external blowing cylinder 23 is fixed on the bracket 1 through the external blowing cylinder bracket 3, and the external blowing cylinder 23 can drive the sliding block 22 to slide on the guide rail 19 so as to drive the internal;
the external blowing cylinder 23 is kept extending, and when the internal blowing cylinder 2 acts, the connecting pipe 14 communicates the internal blowing chamber 11 with the internal blowing cylinder 9 at all times, and the connecting hole 16 and the external discharge hole 17 are not communicated with the internal blowing cylinder 9, which is a process of internally blowing the galvanized pipe; when the external blowing cylinder 23 is kept retracted and the internal blowing cylinder 2 is also retracted, the internal blowing cylinder 9 can be communicated with the auxiliary external blowing chamber 13 through the connecting hole 16, the external blow-off hole 17 is communicated with the outside, and the connecting pipe 14 is not communicated with the internal blowing cylinder 9, which is a process of discharging water drops in the steam.
The end of an inner blowing cylinder 9 close to an inner blowing nozzle 12 is provided with a front sealing guide cover 10, the end of the inner blowing cylinder 9 far away from the inner blowing nozzle 12 is provided with a rear guiding sealing sleeve 6, and the other end of the rear guiding sealing sleeve 6 is provided with a rear sealing guide cover 5. When the external blowing cylinder 23 is kept retracted and the internal blowing cylinder 2 is also retracted, the connecting pipe 14 is blocked by the rear guide sealing sleeve 6; the external blowing cylinder 23 is kept extended, and when the internal blowing cylinder 2 acts, the external leakage hole 17 is blocked by the rear guide sealing sleeve 6.
The outer side wall of the internal blowing rod is provided with a positioning block 15, and the positioning block 15 can position the extending and retracting position of the internal blowing rod; the guide rail 19 is provided with a sliding positioning block 20 for positioning the sliding position of the sliding block 22.
The specific working process of the invention comprises the steps of firstly, simultaneously keeping the external blowing cylinder 23 and the internal blowing cylinder 2 in a retracting state, opening a high-pressure steam valve, enabling high-pressure steam to enter the auxiliary external blowing chamber jacket 13 and the external blowing chamber 7 through the internal blowing cylinder 9 and the connecting hole 16, discharging water vapor containing a large amount of water drops or having large moisture through the external discharging hole 17, releasing the water vapor for about half a minute, wherein the water vapor is normal, and indirectly heating the internal blowing chamber 11 through the auxiliary external blowing chamber jacket 13 in the process, then the external blowing cylinder 23 keeps extending out, waits for the galvanized pipe to reach the designated position, after the galvanized pipe reaches the designated position, the internal blowing cylinder 2 extends out of the internal blowing nozzle 12 completely to contact with the end part of the galvanized pipe, and then opening a high-pressure steam valve to perform internal blowing, after the internal blowing is finished, withdrawing the internal blowing cylinder 2 to wait for the next galvanized pipe fitting to reach a specified position, and then circularly maintaining continuous internal blowing production of the galvanized pipe fittings in sequence.
It will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in the embodiments described above without departing from the principles and spirit of the invention, the scope of which is defined by the appended claims.

Claims (6)

1. The utility model provides a can preheat steam internal blowing parking humidity control device which characterized in that: the steam blowing device comprises a support, wherein an inner blowing barrel is arranged above the support, a steam pipe opening is formed in the side wall of the inner blowing barrel, an inner blowing rod capable of axially sliding relative to the inner blowing barrel is arranged in the inner blowing barrel, and an inner blowing nozzle is arranged at one end of the inner blowing rod;
two chambers are arranged in the inner blowing rod, the chamber communicated with the inner blowing nozzle is an inner blowing chamber, a chamber which is not communicated with the inner blowing nozzle is an outer blowing chamber, a reinforcing plate is arranged between the two chambers, an auxiliary external blowing jacket cavity is arranged in the internal blowing cavity, a transition hole is arranged on the reinforcing plate, the auxiliary external blowing jacket cavity is communicated with the external blowing cavity through the transition hole, the outer side wall of the auxiliary external blowing jacket cavity is provided with a connecting hole, the connecting hole is close to the inner blowing nozzle, the connecting hole and the transition hole can communicate the inner blowing cylinder, the auxiliary outer blowing jacket cavity and the outer blowing cavity, a plurality of connecting pipes are uniformly distributed in the auxiliary external blowing jacket cavity and penetrate through the inner and outer side walls of the auxiliary external blowing jacket cavity, the connecting pipe is positioned close to the reinforcing plate and can be communicated with the inner blowing cylinder and the inner blowing chamber;
a plurality of outer discharge holes are uniformly distributed on the side wall of the outer blowing cavity far away from the reinforcing plate side;
the other end of the inner blowing rod is provided with an inner blowing cylinder, the inner blowing cylinder can drive the inner blowing rod to move inside the inner blowing cylinder, the bottom of the inner blowing cylinder is provided with a sliding block and a guide rail, an inner blowing cylinder support is arranged on the sliding block, the inner blowing cylinder is fixed on the inner blowing cylinder support, one side of the sliding block is provided with an outer blowing cylinder and an outer blowing cylinder support, the outer blowing cylinder is fixed on the support through the outer blowing cylinder support, and the outer blowing cylinder can drive the sliding block to slide on the guide rail so as to drive the inner blowing cylinder to move;
the outer blowing cylinder keeps extending, and when the inner blowing cylinder acts, the connecting pipe always communicates the inner blowing cavity with the inner blowing cylinder, and the connecting hole and the outer vent are not communicated with the inner blowing cylinder; when the external blowing cylinder keeps withdrawing and the internal blowing cylinder also withdraws, the internal blowing cylinder can be communicated with the cavity of the auxiliary external blowing jacket through a connecting hole, the external drainage hole is communicated with the outside, and the connecting pipe is not communicated with the internal blowing cylinder.
2. The preheatable steam internal-blowing shutdown humidity control device as claimed in claim 1, wherein: the inner blowing tube is provided with a front sealing guide cover close to the inner blowing nozzle, the inner blowing tube is provided with a rear guiding sealing sleeve far away from the inner blowing nozzle, and the other end of the rear guiding sealing sleeve is provided with a rear sealing guide cover.
3. The preheatable steam internal-blowing shutdown humidity control device as claimed in claim 1, wherein: when the external blowing cylinder keeps withdrawing and the internal blowing cylinder also withdraws, the connecting hole is plugged by the rear guide sealing sleeve.
4. The preheatable steam internal-blowing shutdown humidity control device as claimed in claim 1, wherein: the outer blowing cylinder keeps extending, and when the inner blowing cylinder acts, the outer leakage hole is plugged by the rear guide sealing sleeve.
5. The preheatable steam internal-blowing shutdown humidity control device as claimed in claim 1, wherein: the outer side wall of the inner blowing rod is provided with a positioning block, and the positioning block can position the extending and retracting position of the inner blowing rod.
6. The preheatable steam internal-blowing shutdown humidity control device as claimed in claim 1, wherein: and a sliding positioning block is arranged on the guide rail to position the sliding position of the sliding block.
CN202010943327.8A 2020-09-09 2020-09-09 Preheating steam internal blowing parking humidity control device Pending CN112522657A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010943327.8A CN112522657A (en) 2020-09-09 2020-09-09 Preheating steam internal blowing parking humidity control device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010943327.8A CN112522657A (en) 2020-09-09 2020-09-09 Preheating steam internal blowing parking humidity control device

Publications (1)

Publication Number Publication Date
CN112522657A true CN112522657A (en) 2021-03-19

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010943327.8A Pending CN112522657A (en) 2020-09-09 2020-09-09 Preheating steam internal blowing parking humidity control device

Country Status (1)

Country Link
CN (1) CN112522657A (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0665451U (en) * 1993-02-17 1994-09-16 株式会社ノリタケカンパニーリミテド Steam blower for kiln with drawing
CN210826317U (en) * 2019-08-21 2020-06-23 李秀芬 Steel pipe internal blowing device
CN211256050U (en) * 2020-01-19 2020-08-14 赵亚苹 Electromagnetic heating zinc-plating internal blowing device

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0665451U (en) * 1993-02-17 1994-09-16 株式会社ノリタケカンパニーリミテド Steam blower for kiln with drawing
CN210826317U (en) * 2019-08-21 2020-06-23 李秀芬 Steel pipe internal blowing device
CN211256050U (en) * 2020-01-19 2020-08-14 赵亚苹 Electromagnetic heating zinc-plating internal blowing device

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Application publication date: 20210319