CN212451651U

CN212451651U - Heating pickling tank system

Info

Publication number: CN212451651U
Application number: CN202020572504.1U
Authority: CN
Inventors: 郑亚文; 姜陈燚
Original assignee: Changzhou Zhengyang Welding Material Co ltd
Current assignee: Changzhou Zhengyang Welding Material Co ltd
Priority date: 2020-04-16
Filing date: 2020-04-16
Publication date: 2021-02-02
Anticipated expiration: 2030-04-16

Abstract

The utility model discloses a heating pickling tank system, which comprises a shell, a liquid storage cylinder, a flushing tank, a positioning mechanism and a heating device, wherein the liquid storage cylinder and the heating device are arranged at the bottom in the shell; the flushing tank comprises a tank body, spray heads I and a liquid inlet hole, an acid agent is injected into an interlayer of front and rear side walls from the outside through the liquid inlet hole, a plurality of spray heads I are arranged on the inner sides of the front and rear side walls, the positioning mechanism comprises a spray disc, the lower part of the spray disc is opposite to the flushing tank, the spray disc is hollow, a plurality of spray heads II are arranged on the lower surface of the spray disc, the lower surface of the spray disc is also connected with two compression rollers, and when the spray disc moves downwards, the compression rollers press a steel belt to be washed into; the equipment has the advantages of high pickling efficiency, less acid mist generation and good pickling effect.

Description

Heating pickling tank system

Technical Field

The utility model belongs to the manufacturing and processing field of welding wire, concretely relates to heating pickling tank system.

Background

For the manufacture of flux-cored wires, steel strip manufacturing technology is mostly adopted at home and abroad at present, and the flux-cored wires are manufactured by cutting cold-rolled steel strips into narrow strips, cleaning the narrow strips, then bending the narrow strips into U-shaped tubes, adding medicinal powder, closing the U-shaped tubes into O-shaped tubes and then drawing the O-shaped tubes for multiple times. In the process of transporting and storing the cold-rolled steel strip, the surface of the cold-rolled steel strip is stained with oil stain, dust, rust, oxidation and other pollutants, and before the steel strip is used for processing welding wires, the steel strip needs to be subjected to acid cleaning treatment.

In order to improve the pickling efficiency, a method of heating an acid agent in an acid tank and pickling with an acid agent of about 60 ° is generally employed. There are currently three methods of heating acid agents: 1. directly flushing steam into an acid tank to heat an acid agent; 2. steam produced by a steam boiler is heated to the acid tank through a heat exchange pipe; 3. the acid tank is heated by hot water generated by a boiler through a heat exchange pipe. The three schemes have great defects that firstly, the operation cost is high, secondly, the environment is not protected, steam rushes into an acid tank to dilute the acid agent and cause a large amount of waste acid to overflow, the pollution is caused, and the treatment cost is high; the boiler belongs to a pressure vessel, belongs to administrative permission management and has certain operation risk. Moreover, the coal fired by the boiler pollutes the environment and is difficult to pass the environmental assessment; in addition, a large amount of acid mist is generated in the pickling tank filled with the acid agent in the pickling process, the acid mist is difficult to collect and recycle, the acid mist can corrode and damage plants and equipment, the environment is polluted, and the health of operators can be harmed.

SUMMERY OF THE UTILITY MODEL

To the problem that can not solve among the prior art, the utility model provides a heating pickling groove system for steel band pickling, it carries out the pickling to the steel band in the closed box, and the acid mist that not only produces is few, does benefit to the recovery, has solved various problems that produce when traditional acid agent heats moreover.

The utility model discloses technical scheme as follows: the heating pickling tank system comprises a shell, a liquid storage cylinder, a washing tank, a positioning mechanism and a heating device, wherein the liquid storage cylinder and the heating device are arranged at the bottom in the shell, the liquid storage cylinder is adjacent to and communicated with the heating device, the liquid storage cylinder comprises a cylinder body and a cylinder cover, the positioning mechanism is arranged at the top in the shell, and the washing tank is communicated with the upper surface of the cylinder cover; a liquid delivery pipeline connected above the heating device pumps the acid agent to the positioning mechanism and the washing groove; the flushing tank comprises a tank body, spray heads I and a liquid inlet hole, wherein the front side wall and the rear side wall of the tank body along the length direction are arranged in a hollow interlayer, an acid agent is injected into the interlayer of the front side wall and the rear side wall from the outside through the liquid inlet hole, a plurality of spray heads I are arranged on the inner sides of the front side wall and the rear side wall, the spray angles of the spray heads I are aligned to the bottom of the tank body, and the flowing direction of the acid agent sprayed; positioning mechanism includes the spray dish, sprays the dish below and just to the washtrough, sprays the inside cavity of dish, and the liquid delivery pipeline is to the acid agent of pump sending in the dish that sprays, sprays a set lower surface and is equipped with a plurality of shower nozzles II, shower nozzle II aims at the washtrough bottom and sprays acid agent, and shower nozzle II sprays acid agent's flow direction also with steel band traffic direction opposite, spray set lower surface still is connected with two compression rollers, and when spraying the dish downstream, the compression roller will wait to wash the steel band and impress in the washtrough.

Furthermore, the heating device further comprises a heating tank and a heating pipeline, the heating tank is adjacent to and communicated with the cylinder body, the heating tank is surrounded by the heating pipeline, the heating pipeline heats acid agents flowing into the heating tank from the outside, the upper part of the heating tank is connected with a liquid sending pipeline, a water pump for pumping liquid is arranged on the liquid sending pipeline, three branches are divided from the upper part of the liquid sending pipeline, the first branch is connected with the spray disc, and the second branch and the third branch are respectively connected with the front side wall and the rear side wall of the flushing tank through liquid inlet holes in the flushing tank.

Furthermore, a suction pipeline, a wire inlet and a wire outlet are arranged on the shell, the suction pipeline is arranged at the top of the shell and communicated with the inside of the shell, and the wire inlet and the wire outlet are respectively arranged on the left side wall and the right side wall of the shell.

Furthermore, the shell also comprises a vertical sliding door plate which is detachably connected, and a handle is arranged on the sliding door plate and used for pulling the sliding door plate to open and close the shell.

Further, positioning mechanism still includes cylinder and telescopic link, and the cylinder setting is at the casing top, and telescopic link one end is connected to the cylinder below, and the telescopic link other end is connected the spray tray, telescopic link and spray tray can the up-and-down motion under the cylinder effect.

Furthermore, the bottom of the flushing tank is provided with hollow supporting feet, the flushing tank is fixedly supported on the cylinder cover by the hollow supporting feet, the flushing tank and the cylinder cover are communicated and connected by the hollow supporting feet, the number of the hollow supporting feet is not less than 3, and preferably, the number of the hollow supporting feet is 4.

Furthermore, the upper ends of the left side wall and the right side wall of the groove body are arc-shaped edge openings.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the design of two compression rollers on the spray disc can further press the steel belt erected on the flushing tank into the tank body, the special angle design of the spray head I and the spray head II enables reverse hedging to be generated between the acid agent sprayed out by the spray head I and the spray head II and the running steel belt, the acid agent sprayed into the tank from three directions generates a convection effect and a vortex effect in the tank body, the acid agent flows to the edge of the steel belt and transversely penetrates through the surface of the steel belt, the acid agent continuously moves to wrap the steel belt to generate reaction, and compared with the acid agent passing through a static state in the steel belt, the reaction efficiency of acid washing is greatly improved.

2. The heating acid agent improves the reaction speed of the acid agent and the steel belt, the acid washing efficiency of the equipment is improved again compared with the acid washing efficiency at normal temperature, meanwhile, the heating pipeline which is wound outside the heating tank is used for heating the acid agent in the tank, the quantity of the acid liquid is not increased, compared with the condition that steam is directly used for flushing the acid washing tank, the quantity of the waste acid is not increased, the waste acid is not overflowed, and the pressure for treating the waste acid is reduced.

3. The steel belt is pickled by using the shallow flushing tank, so that the amount of generated acid mist is greatly reduced, and meanwhile, the acid mist can be timely sucked away by the suction pipeline arranged at the top, so that the acid mist cannot be diffused in the operating environment to cause harm to equipment and personnel.

4. The setting of sliding door board makes the maintenance of equipment and add the acid agent, and it is more convenient to handle the spent acid, uses sliding door board closed housing simultaneously, also can place overflowing of acid mist.

Drawings

FIG. 1 is a schematic structural view of the heated pickling tank system of the present invention in use;

FIG. 2 is a schematic structural view of the heating pickling tank system of the present invention;

FIG. 3 is a top view of the heating pickling tank system of the present invention;

FIG. 4 is a schematic view of a rinse tank of the heated pickling tank system of the present invention;

labeled as: the device comprises a shell 1, a suction pipeline 11, a wire inlet 12, a wire outlet 13, a sliding door panel 14, a handle 141, a liquid storage cylinder 2, a cylinder body 21, a cylinder cover 22, a liquid injection hole 222, a flushing tank 3, a tank body 31, a hollow supporting foot 311, a spray head I32, a liquid inlet hole 33, an arc-shaped edge 34, a positioning mechanism 4, a cylinder 41, a telescopic rod 42, a spray disc 43, a spray head II 431, a compression roller I432, a compression roller II 433, a heating device 5, a heating tank 51, a heating pipeline 52, a water pump 53, a liquid delivery pipeline 54, a first branch 55, a second branch 56 and a third branch 57.

Detailed Description

The invention is further described with reference to the following figures and examples.

As shown in fig. 1-4, the utility model discloses heating descaling bath system, including casing 1, liquid storage tank 2, flushing tank 3, positioning mechanism 4 and heating device 5, be equipped with a vertical sliding door board 14 on casing 1, the handle 141 on the sliding door board 14 is used for the pulling sliding door board 14 to open and seal casing 1, liquid storage tank 2 sets up bottom in casing 1, and positioning mechanism 4 sets up top in casing 1, and flushing tank 3 sets up between liquid storage tank 2 and positioning mechanism 4, and heating mechanism 5 sets up bottom in casing 1, and is adjacent with liquid storage tank 2, and heating mechanism 5 also communicates with each other with liquid storage tank 2 is inside simultaneously.

The shell 1 comprises a suction pipeline 11 at the top, and a wire inlet 12 and a wire outlet 13 which are respectively arranged on the left side wall and the right side wall, wherein the suction pipeline 11 is communicated with the inside of the shell 1 and is used for sucking acid mist generated in the shell 1, and the acid mist is collected and then is treated in a centralized manner so as to prevent the damage caused by the fact that the acid mist is diffused in a processing area; the wire inlet 12 and the wire outlet 13 are used for passing in and out of the steel strip.

The liquid storage cylinder 2 is arranged at the bottom in the shell 1 with an upward opening and comprises a cylinder body 21 and a cylinder cover 22, an acid agent for acid washing is stored in the cylinder body 21, the cylinder cover 22 covers the cylinder body 21 from the opening, and meanwhile, the surface of the cylinder cover 22 is also provided with a plurality of liquid injection holes 222 for reflux of the acid agent; the cylinder cover 22 can be freely removed, the acid agent and the inspection cylinder 21 are added, the cylinder 21 and the cylinder cover 22 are not completely sealed, and the cylinder 21 is covered by the cylinder cover 22 only to avoid the volatilization of a large amount of acid agent in the cylinder 21 and the generation of excessive acid mist.

The steel strip is subjected to an acid washing process in a washing tank 3, the washing tank 3 comprises a tank body 31, spray heads I32 and a liquid inlet hole 33, the tank body 31 is a long rectangular shallow tank with an upward opening, the front side wall and the rear side wall of the tank body 31 in the length direction are arranged in a hollow interlayer, the outer sides of the front side wall and the rear side wall are respectively provided with the liquid inlet hole 33 for injecting an acid agent from the outside, the inner sides of the front side wall and the rear side wall are provided with a plurality of spray heads I32, the spray angles of the spray heads I32 are aligned to the bottom of the tank body 31; the upper ends of the left and right side walls of the groove body 31 are arc-shaped edge openings 34 for supporting and guiding the steel belt to pass through, and meanwhile, the arc-shaped design also prevents the steel belt from being abraded in the running process.

The bottom of the flushing tank 3 is also provided with a hollow supporting leg 311, the flushing tank 3 is connected with the cylinder cover 22 by using the hollow supporting leg 311, the joint is the liquid injection hole 222, the hollow supporting leg 311 plays a role of fixedly supporting the flushing tank 3, meanwhile, the hollow supporting leg 311 is communicated with the flushing tank 3 and the cylinder cover 22, and an acid agent completing flushing in the flushing tank 3 flows into the liquid storage cylinder 2 through the hollow supporting leg 311; the number of the middle hole supporting feet 311 is not less than 3, preferably 4, and the middle hole supporting feet are respectively arranged at the four corners of the bottom of the washing tank 3.

The positioning mechanism 4 comprises an air cylinder 41 arranged at the top of the shell 1, an expansion link 42 connected below the air cylinder 41 and a spray disc 43 connected below the expansion link 42, the spray disc 43 is over against the flushing tank 3 below, the size of the spray disc 43 is not larger than the internal size of the tank body 31, the spray disc 43 is hollow, a plurality of spray heads II 431 are arranged on the lower surface of the spray disc 43, the spray heads II 431 aim at the bottom of the flushing tank to spray acid agents, the flowing direction of the acid agents sprayed by the spray heads II 431 is opposite to the running direction of a steel strip, a compression roller I432 and a compression roller II 433 are further connected to the lower surface of the spray disc 43, the two compression rollers are identical in shape and are respectively arranged at positions close to two ends of the spray disc 43, and the downward extending length of the compression roller I432 and the compression roller II 433 is larger than the.

The cylinder 41 drives the telescopic bar 42 and the spray tray 43 to press downwards, the press roller I432 and the press roller II 433 press the steel belt erected on the two arc-shaped edge openings 34 of the flushing tank 3 further downwards into the tank body 31, the spray head I32 and the spray head II 431 spray acid agents into the tank body, the backflow speed of the acid agents in the tank body 31 is smaller than the spraying speed, so that a part of the acid agents remained in the tank body 31 can preliminarily infiltrate the steel belt, reverse hedging is generated between the acid agents sprayed out by the spray head I32 and the spray head II 431 and the running steel belt, the flow direction of the acid agents in the tank body 31 is opposite to the running direction of the steel belt, the shallow tank body design enables the acid agents sprayed into the tank from three directions to generate a convection effect and a vortex effect in the tank body 31, the acid agents flow to the edge of the steel belt and transversely penetrate through the surface of the steel belt, the acid agents continuously move to wrap the steel belt to generate.

The heating device 5 comprises a heating tank 51 and a liquid delivery pipeline 54, the heating tank 51 is adjacent to and communicated with the cylinder 21, a heating pipeline 5 is wound around the heating tank 51 and used for heating liquid in the heating tank 51, the upper part of the heating tank 51 is connected with the liquid delivery pipeline 54, a water pump 53 for pumping the liquid is arranged on the liquid delivery pipeline 54, the liquid delivery pipeline 54 is divided into three branches at the upper part, wherein the first branch 55 is connected with the spray disc 43, and the second branch 56 and the third branch 57 are respectively connected with the front side wall and the rear side wall of the washing tank 3 through a liquid inlet hole 33 on the washing tank 3.

The operation process of the equipment is as follows: the steel strip penetrates into the shell 1 through the wire inlet 12, passes through the upper part of the washing tank 3 and penetrates out of the shell 1 from the wire outlet 13, the air cylinder 41 is started, the spraying disc 43 moves downwards, the steel strip below is pressed into the washing tank 3 through the pressing roller I431 and the pressing roller II 433, the acid agent in the liquid storage tank 2 flows into the heating tank 51, the heating pipeline 52 immediately heats the acid agent in the tank body at the outside, the water pump 53 pumps the heated acid agent to the three branches, the acid agent is respectively sprayed into the washing tank 3 through the spray nozzle I32 and the spray nozzle II 431, the reaction rate of the heated acid agent and the steel strip in the washing tank 3 is higher, the acid washing efficiency of the steel strip is obviously improved, and the washed acid agent flows back into the liquid storage tank; because the acid agent in the flushing tank 3 continuously flows to react with the steel strip, the acid agent in the flushing tank 3 keeps a shallow water level line, so the acid mist generated by the heated acid agent is limited, the suction pipeline 11 at the top of the shell 1 simultaneously operates to suck the acid mist in the shell, a small amount of acid mist is sucked away at any time, and the equipment and operators cannot be influenced.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

The above description is only for the preferred embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes and substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are also intended to be covered by the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. Heating pickling groove system, its characterized in that: the washing device comprises a shell, a liquid storage cylinder, a washing groove, a positioning mechanism and a heating device, wherein the liquid storage cylinder and the heating device are arranged at the bottom in the shell, the liquid storage cylinder is adjacent to and communicated with the heating device, the liquid storage cylinder comprises a cylinder body and a cylinder cover, the positioning mechanism is arranged at the top in the shell, and the washing groove is communicated with the upper surface of the cylinder cover; a liquid delivery pipeline connected above the heating device pumps the acid agent to the positioning mechanism and the washing groove; the flushing tank comprises a tank body, spray heads I and a liquid inlet hole, wherein the front side wall and the rear side wall of the tank body along the length direction are arranged in a hollow interlayer, an acid agent is injected into the interlayer of the front side wall and the rear side wall from the outside through the liquid inlet hole, a plurality of spray heads I are arranged on the inner sides of the front side wall and the rear side wall, the spray angles of the spray heads I are aligned to the bottom of the tank body, and the flowing direction of the acid agent sprayed; positioning mechanism includes the spray dish, sprays the dish below and just to the washtrough, sprays the inside cavity of dish, and the liquid delivery pipeline is to the acid agent of pump sending in the dish that sprays, sprays a set lower surface and is equipped with a plurality of shower nozzles II, shower nozzle II aims at the washtrough bottom and sprays acid agent, and shower nozzle II sprays acid agent's flow direction also with steel band traffic direction opposite, spray set lower surface still is connected with two compression rollers, and when spraying the dish downstream, the compression roller will wait to wash the steel band and impress in the washtrough.

2. The heated acid wash tank system of claim 1, wherein: the heating device further comprises a heating tank and a heating pipeline, the heating tank is adjacent to the cylinder body and communicated with the cylinder body, the heating pipeline is wound around the heating tank, the heating pipeline heats acid agents flowing into the heating tank from the outside, the upper part of the heating tank is connected with a liquid sending pipeline, a water pump for pumping liquid is arranged on the liquid sending pipeline, the liquid sending pipeline is divided into three branches at the upper part, the first branch is connected with the spray disc, and the second branch and the third branch are connected with the front side wall and the rear side wall of the flushing tank through liquid inlet holes in the flushing tank respectively.

3. The heated acid wash tank system of claim 1, wherein: the shell is provided with a suction pipeline, a wire inlet and a wire outlet, the suction pipeline is arranged at the top of the shell and communicated with the inside of the shell, and the wire inlet and the wire outlet are respectively arranged on the left side wall and the right side wall of the shell.

4. The heated acid wash tank system of claim 1, wherein: the shell further comprises a vertical sliding door plate which is detachably connected, and a handle is arranged on the sliding door plate and used for pulling the sliding door plate to open and close the shell.

5. The heated acid wash tank system of claim 1, wherein: the positioning mechanism further comprises an air cylinder and a telescopic rod, the air cylinder is arranged at the top of the shell, one end of the telescopic rod is connected below the air cylinder, the other end of the telescopic rod is connected with the spraying disc, and the telescopic rod and the spraying disc can move up and down under the action of the air cylinder.

6. The heated acid wash tank system of claim 1, wherein: the bottom of the flushing tank is provided with a hollow supporting leg, the flushing tank is fixedly supported on the cylinder cover by the hollow supporting leg, the flushing tank and the cylinder cover are communicated and connected by the hollow supporting leg, and the number of the hollow supporting legs is not less than 3.

7. The heated acid wash tank system of claim 1, wherein: the upper ends of the left side wall and the right side wall of the tank body are arc-shaped edge openings.