CN210030847U

CN210030847U - Novel steel pipe galvanizing device

Info

Publication number: CN210030847U
Application number: CN201920360179.XU
Authority: CN
Inventors: 王北伟; 王如意; 车英杰
Original assignee: Tianjin Hexingtaike Mechanical And Electrical Equipment Co Ltd
Current assignee: Tianjin Hexingtaike Mechanical And Electrical Equipment Co Ltd
Priority date: 2019-03-21
Filing date: 2019-03-21
Publication date: 2020-02-07
Anticipated expiration: 2029-03-21

Abstract

The utility model relates to the technical field of galvanizing equipment, and discloses a novel steel pipe galvanizing device, which comprises a zinc pot and an outer smelting furnace, wherein the outer smelting furnace is arranged on the right side of the zinc pot, a sealing cover is welded at the top of the outer smelting furnace, a through hole is formed in the top surface of the sealing cover, a cover plate is arranged inside the through hole, a lifting lug is welded on the top surface of the cover plate, a connecting rod is welded on the bottom surface of the cover plate, and a hanging basket is welded at the bottom end of the connecting rod; an inner smelting furnace is welded on the bottom surface of the sealing cover, a heating wire is wound outside the inner smelting furnace, and a temperature sensor is mounted on the bottom surface of an inner cavity of the inner smelting furnace; this novel steel pipe galvanizing device through the lug, makes the workman can use the lifting device of peripheral hardware to hang out the hanging flower basket, makes things convenient for the workman to pack into the hanging flower basket with the zinc ingot, and the zinc ingot of the hanging flower basket of packing into can not drop, has avoided the zinc ingot to drop into the zinc pot, leads to the zinc liquid splash to scald workman's problem, has improved this novel steel pipe galvanizing device's security.

Description

Novel steel pipe galvanizing device

Technical Field

The utility model relates to a galvanizing equipment technical field specifically is a novel steel pipe galvanizing device.

Background

Galvanizing is a surface treatment technology for plating a layer of zinc on the surface of metal, alloy or other materials to play roles of beauty, rust prevention and the like, and can be divided into hot galvanizing and electrogalvanizing according to different galvanizing modes, the hot galvanizing has the advantages of uniform plating, strong adhesive force, long service life and the like, and the hot galvanizing is widely applied to a steel pipe anticorrosion process to form a galvanized steel pipe, and a steel pipe galvanizing device is required to be used when the steel pipe is galvanized.

The zinc ingot is hung above a zinc pot by utilizing an electric hoist in the conventional steel pipe galvanizing device, one part of the zinc ingot is immersed in molten zinc, the zinc is slowly melted and consumed, the mode safety of replenishing the zinc is low, the zinc ingot is easy to fall into the zinc pot, workers are scalded by splashing of the zinc, the liquid level of the zinc in the zinc pot and the temperature of the zinc cannot be kept constant, the steel pipe galvanizing quality is poor, and therefore a novel steel pipe galvanizing device needs to be designed to solve the technical problem urgently.

SUMMERY OF THE UTILITY MODEL

The utility model is not enough to prior art, the utility model provides a novel steel pipe galvanizing device, possess the security high and the high-quality advantage of zinc-plating, solved current steel pipe galvanizing device and utilized electric block to hang the zinc ingot in zinc pot top, the partly of zinc ingot is immersed in the molten zinc liquid, slowly melt, compensate the zinc liquid of consumption, the mode security of this kind of supplementary zinc liquid is low, the zinc ingot drops easily and falls into in the zinc pot, lead to the zinc liquid splash scald workman, and the liquid level of zinc liquid and zinc liquid temperature can not keep invariable in the zinc pot, make the poor problem of steel pipe galvanizing quality.

The utility model provides a following technical scheme: a novel steel pipe galvanizing device comprises a zinc pot and an outer smelting furnace, wherein the outer smelting furnace is arranged on the right side of the zinc pot, a sealing cover is welded at the top of the outer smelting furnace, a through hole is formed in the top surface of the sealing cover, a cover plate is arranged inside the through hole, a lifting lug is welded on the top surface of the cover plate, a connecting rod is welded on the bottom surface of the cover plate, and a hanging basket is welded at the bottom end of the connecting rod; an inner smelting furnace is welded on the bottom surface of the sealing cover, a heating wire is wound outside the inner smelting furnace, and a temperature sensor is mounted on the bottom surface of an inner cavity of the inner smelting furnace; the bottom welding of outer smelting pot has the supporting leg, the bottom welding of supporting leg has the bottom plate, the electromagnetic pump is installed to the top surface bolt of bottom plate, the water inlet intercommunication of electromagnetic pump has the feed liquor pipe, the inside of smelting pot in the other end of feed liquor pipe extends to, the delivery port intercommunication of electromagnetic pump has the drain pipe, the other end and the zinc pot intercommunication of drain pipe, the right flank intercommunication of zinc pot has the circulating pipe, the other end of circulating pipe extends to inside the smelting pot.

Preferably, the through-hole comprises sealed hole and intercommunicating pore, and the internal diameter value in sealed hole is greater than the internal diameter value of intercommunicating pore, apron and sealed hole activity cup joint, the junction of sealed hole and connecting hole is formed with the boss, the seal groove has been seted up to the top surface of boss, the inside interference of seal groove is inlayed and is equipped with sealed the pad, the top of sealed pad is located the seal groove outside.

Preferably, one end of the circulating pipe, which is positioned inside the internal smelting furnace, is higher than the top end of the hanging basket, the inner diameter value of the circulating pipe is smaller than that of the liquid outlet pipe, and the inner diameter value of the liquid inlet pipe is the same as that of the liquid outlet pipe.

Preferably, the bottom surface of the inner cavity of the outer smelting furnace is welded with a supporting block, and the top surface of the supporting block is contacted with the bottom surface of the inner smelting furnace.

Preferably, the control box is installed on the right side face of the outer smelting furnace through bolts, the left side face of the outer smelting furnace is connected with the liquid level pipe, and two ends of the liquid level pipe extend into the inner smelting furnace.

Preferably, the top surface of the sealing cover is provided with a positioning groove, and the edge of the cover plate is provided with a positioning piece matched with the positioning groove.

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. this novel steel pipe galvanizing device through the lug, makes the workman can use the lifting device of peripheral hardware to hang out the hanging flower basket, makes things convenient for the workman to pack into the hanging flower basket with the zinc ingot, and the zinc ingot of the hanging flower basket of packing into can not drop, has avoided the zinc ingot to drop into the zinc pot, leads to the zinc liquid splash to scald workman's problem, has improved this novel steel pipe galvanizing device's security.

2. This novel steel pipe galvanizing device, through the electromagnetic pump, the inside zinc liquid of smelting pot can be at the feed liquor pipe in the messenger, the drain pipe, zinc pot and circulating pipe internal circulation flow, ensure the zinc liquid temperature stability in the zinc pot, seal up the gap between apron and the through-hole inner wall through sealed the pad, make the inside independent confined space that forms of smelting pot in, the inside zinc liquid flow of circulating pipe equals with the inside zinc liquid flow of drain pipe when guaranteeing balanced state, guarantee that the liquid level of zinc liquid keeps invariable in the zinc pot, the quality that this novel steel pipe galvanizing device carries out the galvanizing to the steel pipe has been improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the internal structure of FIG. 1;

FIG. 3 is a schematic top view of the closure of FIG. 1;

fig. 4 is an enlarged schematic view of a structure in fig. 2.

In the figure: 1-a zinc pot; 2-external smelting furnace; 3-sealing the cover; 4-a through hole; 5-cover plate; 6-lifting lugs; 7-a connecting rod; 8-hanging basket; 9-internal furnace; 10-heating wires; 11-a temperature sensor; 12-support legs; 13-a base plate; 14-an electromagnetic pump; 15-liquid inlet pipe; 16-a liquid outlet pipe; 17-a circulation pipe; 18-a seal gasket; 19-a support block; 20-a control box; 21-a positioning groove; 22-a positioning element; 23-liquid level pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, a novel steel pipe galvanizing device comprises a zinc pot 1 and an outer smelting furnace 2, wherein the outer smelting furnace 2 is arranged on the right side of the zinc pot 1, a sealing cover 3 is welded on the top of the outer smelting furnace 2, a through hole 4 is formed in the top surface of the sealing cover 3, a cover plate 5 is arranged inside the through hole 4, a lifting lug 6 is welded on the top surface of the cover plate 5, a connecting rod 7 is welded on the bottom surface of the cover plate 5, and a hanging basket 8 is welded at the bottom end of the connecting rod 7; an inner melting furnace 9 is welded on the bottom surface of the sealing cover 3, a heating wire 10 is wound outside the inner melting furnace 9, and a temperature sensor 11 is arranged on the bottom surface of the inner cavity of the inner melting furnace 9; the bottom welding of outer smelting pot 2 has supporting leg 12, the bottom welding of supporting leg 12 has bottom plate 13, electromagnetic pump 14 is installed to the top surface bolt of bottom plate 13, electromagnetic pump 14's model is ISG50-100, electromagnetic pump 14's water inlet intercommunication has feed liquor pipe 15, feed liquor pipe 15's the other end extends to the inside of interior smelting pot 9, electromagnetic pump 14's delivery port intercommunication has drain pipe 16, drain pipe 16's the other end and 1 intercommunication of zinc pot, the right flank intercommunication of zinc pot 1 has circulating pipe 17, the other end of circulating pipe 17 extends to inside of interior smelting pot 9.

Through-hole 4 comprises sealed hole and intercommunicating pore, the internal diameter value in sealed hole is greater than the internal diameter value of intercommunicating pore, apron 5 cup joints with sealed hole activity, the sealed hole is formed with the boss with the combination department of connecting hole, the seal groove has been seted up to the top surface of boss, the inside interference of seal groove is inlayed and is equipped with sealed 18, increase the fastness of sealed 18, make sealed 18 can not drop and take place the displacement at the in-process that hangs out hanging flower basket 8, the top of sealed 18 is located the seal groove outside, help living the gap seal between apron 5 and the boss, improve interior smelting pot 9's leakproofness.

One end of the circulating pipe 17, which is positioned inside the internal smelting furnace 9, is higher than the top end of the hanging basket 8, the inner diameter value of the circulating pipe 17 is smaller than the inner diameter value of the liquid outlet pipe 16, the inner diameter value of the liquid inlet pipe 15 is the same as the inner diameter value of the liquid outlet pipe 16, the flowing speed of the zinc liquid inside the circulating pipe 17 is increased, so that the zinc liquid can be sprayed into the hanging basket 8, the hanging basket 8 is utilized to filter the zinc liquid, solid impurities in the zinc liquid are filtered, and the galvanizing quality of the steel pipe is further improved.

The bottom surface of the inner cavity of the outer smelting furnace 2 is welded with a supporting block 19, the top surface of the supporting block 19 is contacted with the bottom surface of the inner smelting furnace 9, the load of the joint of the inner smelting furnace 9 and the sealing cover 3 is reduced, and the joint of the inner smelting furnace 9 and the sealing cover 3 is ensured not to crack.

The control box 20 is installed to the right flank bolt of outer smelting pot 2 for control heater strip 10, temperature-sensing ware 11 and electromagnetic pump 14, and the left surface of outer smelting pot 2 is connected with liquid level pipe 23, and the both ends of liquid level pipe 23 all extend to inside smelting pot 9, make the inside remaining zinc yield of smelting pot 9 in the workman can observe in real time, make things convenient for the workman in time to replenish zinc liquid.

The locating slot 21 has been seted up to the top surface of closing cap 3, and the border of apron 5 is equipped with the setting element 22 with locating slot 21 looks adaptation, carries on spacingly to apron 5 to spacing to carry out spacing to hanging flower basket 8, make the distance between hanging flower basket 8 and the circulating pipe 17 liquid outlet invariable, ensure that the zinc liquid that the circulating pipe 17 liquid outlet flows gets into hanging flower basket 8 completely.

When the device works, firstly, an external hoisting device is used for hoisting a hanging basket 8 through a lifting lug 6 to enable the top end of the hanging basket 8 to be leaked out, then zinc ingots are filled into the hanging basket 8, the hanging basket 8 is placed after the zinc ingots are filled, a cover plate 5 is placed into a through hole 4, a sealing gasket 18 deforms under the action of the gravity of the cover plate 5, a connecting rod 7, the hanging basket 8 and the zinc ingots to seal a gap between the cover plate 5 and the through hole 4, then a control box 20 is used for opening a heating wire 10, the heating wire 10 is used for heating air in an inner smelting furnace 9, the hot air is used for heating the zinc ingots to enable the zinc ingots to be molten into zinc liquid and enter an inner smelting furnace 9, then an electromagnetic pump 14 is started through the control box 20, the zinc liquid in the inner smelting furnace 9 enters a zinc pot 1 through a liquid inlet pipe 15 and a liquid outlet pipe 16 under the driving of the electromagnetic pump 14, the liquid level of the zinc liquid, at the moment, the speed of the zinc liquid entering the zinc pot 1 through the liquid outlet pipe 16 is higher than the speed of the zinc liquid in the zinc pot 1 flowing out through the circulating pipe 17, the liquid level of the zinc liquid in the inner smelting furnace 9 gradually decreases, the air pressure in the inner smelting furnace 9 gradually decreases, the zinc liquid in the zinc pot 1 enters the inner smelting furnace 9 through the circulating pipe 17 under the action of the air pressure difference, the zinc liquid circularly flows in the liquid inlet pipe 15, the liquid outlet pipe 16, the zinc pot 1, the circulating pipe 17 and the inner smelting furnace 9 until the speed of the zinc liquid entering the zinc pot 1 through the liquid outlet pipe 16 is equal to the speed of the zinc liquid flowing out through the circulating pipe 17 in the zinc pot 1, a dynamic balance state is reached, the liquid level of the zinc liquid in the zinc pot 1 reaches the highest point, when the zinc liquid in the zinc pot 1 is gradually consumed in the steel pipe galvanizing work, and the liquid level is lower than the maximum height, the dynamic balance is broken, at the moment, the speed of the zinc liquid entering the zinc pot 1 through the liquid outlet, until the circulating zinc liquid reaches the dynamic equilibrium state again, the height of the liquid level of the zinc liquid in the zinc pot 1 reaches the highest point, so that the height of the liquid level of the zinc liquid in the zinc pot 1 is kept constant.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a novel steel pipe galvanizing device, includes zinc pot (1) and outer smelting pot (2), its characterized in that: the outer smelting furnace (2) is arranged on the right side of the zinc pot (1), a sealing cover (3) is welded at the top of the outer smelting furnace (2), a through hole (4) is formed in the top surface of the sealing cover (3), a cover plate (5) is arranged inside the through hole (4), a lifting lug (6) is welded at the top surface of the cover plate (5), a connecting rod (7) is welded at the bottom surface of the cover plate (5), and a hanging basket (8) is welded at the bottom end of the connecting rod (7); an inner smelting furnace (9) is welded on the bottom surface of the sealing cover (3), a heating wire (10) is wound outside the inner smelting furnace (9), and a temperature sensor (11) is installed on the bottom surface of an inner cavity of the inner smelting furnace (9); the bottom welding of outer smelting pot (2) has supporting leg (12), the bottom welding of supporting leg (12) has bottom plate (13), electromagnetic pump (14) are installed to the top surface bolt of bottom plate (13), the water inlet intercommunication of electromagnetic pump (14) has feed liquor pipe (15), the other end of feed liquor pipe (15) extends to the inside of interior smelting pot (9), the delivery port intercommunication of electromagnetic pump (14) has drain pipe (16), the other end and zinc pot (1) intercommunication of drain pipe (16), the right flank intercommunication of zinc pot (1) has circulating pipe (17), the other end of circulating pipe (17) extends to interior smelting pot (9) inside.

2. The novel steel pipe galvanizing device according to claim 1, characterized in that: the through-hole (4) comprises sealed hole and intercommunicating pore, and the internal diameter value in sealed hole is greater than the internal diameter value of intercommunicating pore, apron (5) cup joint with sealed hole activity, the combination department of sealed hole and connecting hole is formed with the boss, the seal groove has been seted up to the top surface of boss, the inside interference of seal groove is inlayed and is equipped with sealed pad (18), the top that seals up pad (18) is located the seal groove outside.

3. The novel steel pipe galvanizing device according to claim 2, characterized in that: one end of the circulating pipe (17) positioned in the internal smelting furnace (9) is higher than the top end of the hanging basket (8), the inner diameter value of the circulating pipe (17) is smaller than the inner diameter value of the liquid outlet pipe (16), and the inner diameter value of the liquid inlet pipe (15) is the same as the inner diameter value of the liquid outlet pipe (16).

4. The novel steel pipe galvanizing device according to claim 1, characterized in that: the bottom surface of the inner cavity of the outer smelting furnace (2) is welded with a supporting block (19), and the top surface of the supporting block (19) is contacted with the bottom surface of the inner smelting furnace (9).

5. The novel steel pipe galvanizing device according to claim 1, characterized in that: the right side face of the outer smelting furnace (2) is provided with a control box (20) through a bolt, the left side face of the outer smelting furnace (2) is connected with a liquid level pipe (23), and two ends of the liquid level pipe (23) extend into the inner smelting furnace (9).

6. The novel steel pipe galvanizing device according to claim 1, characterized in that: the top surface of the seal cover (3) is provided with a positioning groove (21), and the edge of the cover plate (5) is provided with a positioning piece (22) matched with the positioning groove (21).