Pickling device used before hot galvanizing of steel strand

Abstract

The utility model provides a pickling device before hot galvanizing of a steel strand, which comprises a pickling tank and a mist treatment box, an opening is formed in the top wall of the pickling tank, a top cover is arranged at the opening, a motor is arranged on the top cover, an output shaft of the motor penetrates through a hole in the top cover and is connected with a rotating plate, and the lower surface of the rotating plate is connected with a flat plate through a plurality of springing pieces. A negative pressure fan and a liquid distributor are sequentially arranged in the mist treatment box from top to bottom, an air inlet is formed in the lower end of the left wall of the mist treatment box, a liquid inlet and a liquid outlet are formed in the upper end and the lower end of the right wall of the mist treatment box respectively, an inlet of a circulating pump is connected with the liquid outlet through a first pipe, and an outlet of the circulating pump is connected with the liquid inlet through a second pipe. And the air inlet is connected with the acid mist outlet on the top cover through an acid mist pipe. The steel strand pickling device has the beneficial effects that the steel strand is rotationally pickled under the driving of the motor, and meanwhile, the pickling sufficiency of the steel strand is improved under the driving of the springing piece; and under the action of the mist treatment box, the acid mist can be neutralized in time.

Description

Technical Field

[0001] The utility model belongs to the technical field of household products, and is particularly suitable for a pickling device before hot-dip galvanizing of a steel strand. Background Art

[0002] Galvanized steel strands require pre-treatment of the steel strands before hot-dip galvanizing, including annealing furnace, water cooling mechanism, pickling mechanism, and dryer. The pickling equipment is used to cool and pickle the steel strands. However, a large amount of acid mist will be generated during the pickling process, which will affect the operating environment if it is not handled in time; at the same time, the pickling of steel strands is prone to insufficient pickling, which directly affects the production quality of the steel strands. Utility Model Content

[0003] The utility model aims to provide a steel strand hot-dip galvanizing pre-pickling device, which improves the adequacy of steel strand pickling, timely treats acid mist, improves the pickling quality, and is particularly suitable for use in the steel strand hot-dip galvanizing pre-treatment process.

[0004] The technical scheme of the utility model is: a pickling device before hot-dip galvanizing of steel strands, comprising a pickling tank and a mist treatment box, the top wall of the pickling tank is open, and a top cover is provided at the opening, a plurality of upper connecting platforms are provided at the outer circumference of the top cover, a plurality of lower connecting platforms corresponding to the upper connecting platforms are provided at the outer circumference of the upper end of the pickling tank, a first hole is provided on the upper connecting platform, a second hole is provided on the lower connecting platform, a fixing bolt passes through the first hole and the second hole, and is fixed by a nut,

[0005] The top cover is provided with a motor, the output shaft of the motor passes through the hole on the top cover and is connected to the rotating plate, the lower surface of the rotating plate is connected to the flat plate through a plurality of elastic members, the lower surface of the flat plate is provided with a plurality of connecting rings, the elastic member comprises an upper column and a lower slide cylinder, the upper end of the upper column is fixed on the lower surface of the rotating plate, the lower end of the lower slide cylinder is provided with a sealing plate, and the sealing plate is fixed on the upper surface of the flat plate, the lower end of the upper column extends into the upper end opening of the lower slide cylinder, and the left and right sliding rods are correspondingly provided on both sides outside the end, the left and right sliding rods are respectively provided with a left sliding hole and a right sliding hole corresponding to the left and right sliding rods on the left and right walls of the lower slide cylinder, the left and right sliding rods are respectively slidably arranged in the left and right sliding holes, a spring is provided between the lower end of the upper column and the sealing plate at the bottom end of the lower slide cylinder,

[0006] The mist treatment box is provided with a negative pressure fan and a liquid distributor from top to bottom in sequence. The top wall of the mist treatment box is open, and a guide pipe is connected to the opening. An air inlet is provided at the lower end of the left wall of the mist treatment box, and a liquid inlet and a liquid outlet are provided at the upper and lower ends of the right wall of the mist treatment box respectively. The inlet of the circulation pump is connected to the liquid outlet through a first pipe, and the outlet of the circulation pump is connected to the liquid inlet through a second pipe. The air inlet is connected to the acid mist outlet on the top cover through an acid mist pipe, and a switch valve and a pump are provided on the acid mist pipe.

[0007] Preferably, the output shaft of the motor passes through the hole on the top cover and is keyed to the rotating shaft, the rotating shaft is connected to the rotating plate, and a bearing is provided between the output shaft of the motor and the hole on the top cover.

[0008] Preferably, a plurality of guide rods are provided on the upper surface of the rotating plate, a slide rail matching with the plurality of guide rods is provided on the lower surface of the top cover, and the plurality of guide rods are slidably arranged in the slide rail.

[0009] Preferably, the slide rail is a T-shaped slide rail, the upper end of the guide rod is provided with a T-shaped protrusion that matches the T-shaped slide rail, and the T-shaped protrusion is slidably arranged in the T-shaped slide rail.

[0010] The advantages and positive effects of the utility model are as follows: due to the adoption of the above technical scheme, the steel strands can be rotated and pickled when pickled under the drive of the motor, and at the same time, driven by the elastic member, the adequacy of the pickling is improved; under the action of the mist treatment box, the acid mist can be neutralized in time. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a structural schematic diagram of the utility model.

[0012] In the figure:

[0013] 1. Pickling tank 2. Mist treatment box 3. Top cover

[0014] 4. Upper connecting platform 5. Lower connecting platform 6. Motor

[0015] 7. Rotating plate 8. Flat plate 9. Connecting ring

[0016] 10. Upper column 11. Lower slide cylinder 12. Left slide bar

[0017] 13. Spring 14. Negative pressure fan 15. Liquid distributor

[0018] 16. Circulation pump 17. Guide rod 18. Acid mist pipe. DETAILED DESCRIPTION

[0019] like Figure 1As shown, the technical solution of the utility model is a pickling device for steel strands before hot-dip galvanizing, comprising a pickling tank 1 and a mist treatment box 2. The top wall of the pickling tank 1 is open, and a top cover 3 is provided at the opening. A plurality of upper connecting platforms 4 are provided around the outer edge of the top cover 3. A plurality of lower connecting platforms 5 corresponding to the upper connecting platforms 4 are provided around the outer side of the upper end of the pickling tank 1. A first hole is provided on the upper connecting platform 4, and a second hole is provided on the lower connecting platform 5. The fixing bolt passes through the first hole and the second hole and is fixed by a nut.

[0020] The top cover 3 is provided with a motor 6, the output shaft of the motor 6 passes through the hole on the top cover 3 and is connected to the rotating plate 7, the lower surface of the rotating plate 7 is connected to the flat plate 8 through a plurality of elastic members, the lower surface of the flat plate 8 is provided with a plurality of connecting rings 9, the elastic member comprises an upper column 10 and a lower slide cylinder 11, the upper end of the upper column 10 is fixed on the lower surface of the rotating plate 7, the lower end of the lower slide cylinder 11 is provided with a sealing plate, and the sealing plate is fixed on the upper surface of the flat plate 8, the lower end of the upper column 10 extends into the upper end opening of the lower slide cylinder 11, and the left and right sliding rods are provided with left and right sliding rods on both sides of the end, the left and right walls of the lower slide cylinder 11 are respectively provided with left and right sliding holes corresponding to the left and right sliding rods, the left and right sliding rods are respectively slidably arranged in the left and right sliding holes, a spring 13 is provided between the lower end of the upper column 10 and the sealing plate at the bottom end of the lower slide cylinder 11,

[0021] The mist treatment box 2 is provided with a negative pressure fan 14 and a liquid distributor 15 from top to bottom. The top wall of the mist treatment box 2 is open, and a guide pipe is connected to the opening. An air inlet is provided at the lower end of the left wall of the mist treatment box 2, and a liquid inlet and a liquid outlet are provided at the upper and lower ends of the right wall of the mist treatment box 2 respectively. The inlet of the circulation pump 16 is connected to the liquid outlet through a first pipe, and the outlet of the circulation pump is connected to the liquid inlet through a second pipe. The air inlet is connected to the acid mist outlet on the top cover 3 through an acid mist pipe 18, and a switch valve and a pump are provided on the acid mist pipe 18 (the switch valve and the pump are not drawn in the figure).

[0022] In this embodiment, the output shaft of the motor 6 passes through the hole on the top cover and is keyed to the rotating shaft, the rotating shaft is connected to the rotating plate 7, and a bearing is provided between the output shaft of the motor 6 and the hole on the top cover 3.

[0023] In this embodiment, a plurality of guide rods 17 are disposed on the upper surface of the rotating plate 7, and a slide rail matching with the plurality of guide rods 17 is disposed on the lower surface of the top cover 1, and the plurality of guide rods 17 are slidably disposed in the slide rail.

[0024] In this embodiment, the slide rail is a T-shaped slide rail, and the upper end of the guide rod 17 is provided with a T-shaped protrusion that matches the T-shaped slide rail, and the T-shaped protrusion is slidably arranged in the T-shaped slide rail.

[0025] The working process and principle of this example are as follows: when in use, the steel strand to be pickled is fixed on the connecting ring through the wire rod, and then the top cover is placed in the pickling tank as a whole. The motor is started to rotate the rotating plate, thereby driving the steel strand to rotate, and under the action of the spring, the steel strand rotates up and down in the pickling tank to improve its full pickling effect; at the same time, the acid mist generated in the pickling tank enters the mist treatment box through the acid mist pipe, and under the action of the negative pressure fan and the circulating pump, the acid mist is neutralized and discharged, wherein there is a neutralizing liquid in the mist treatment box, and the circulating pump is to draw the neutralizing liquid from the lower end of the mist treatment box to the upper end of the mist treatment box for spraying.

[0026] The above is a detailed description of an embodiment of the utility model, but the content is only a preferred embodiment of the utility model and cannot be considered to limit the scope of implementation of the utility model. All equivalent changes and improvements made within the scope of application of the utility model should still fall within the scope of the patent coverage of the utility model.

Claims

1. A pickling device before hot-dip galvanizing of steel strands, characterized in that: It comprises a pickling tank and a mist treatment box. The top wall of the pickling tank is open, and a top cover is provided at the opening. A plurality of upper connecting platforms are provided on the outer circumference of the top cover. A plurality of lower connecting platforms corresponding to the upper connecting platforms are provided on the outer circumference of the upper end of the pickling tank. A first hole is provided on the upper connecting platform, and a second hole is provided on the lower connecting platform. The fixing bolt passes through the first hole and the second hole and is fixed by a nut. The top cover is provided with a motor, the output shaft of the motor passes through the hole on the top cover and is connected to the rotating plate, the lower surface of the rotating plate is connected to the flat plate through a plurality of elastic members, the lower surface of the flat plate is provided with a plurality of connecting rings, the elastic member comprises an upper column and a lower slide cylinder, the upper end of the upper column is fixed on the lower surface of the rotating plate, the lower end of the lower slide cylinder is provided with a sealing plate, and the sealing plate is fixed on the upper surface of the flat plate, the lower end of the upper column extends into the upper end opening of the lower slide cylinder, and the left and right sliding rods are correspondingly provided on both sides outside the end, the left and right sliding rods are respectively provided with a left sliding hole and a right sliding hole corresponding to the left and right sliding rods on the left and right walls of the lower slide cylinder, the left and right sliding rods are respectively slidably arranged in the left and right sliding holes, a spring is provided between the lower end of the upper column and the sealing plate at the bottom end of the lower slide cylinder, The mist treatment box is provided with a negative pressure fan and a liquid distributor from top to bottom in sequence. The top wall of the mist treatment box is open, and a guide pipe is connected to the opening. An air inlet is provided at the lower end of the left wall of the mist treatment box, and a liquid inlet and a liquid outlet are provided at the upper and lower ends of the right wall of the mist treatment box respectively. The inlet of the circulation pump is connected to the liquid outlet through a first pipe, and the outlet of the circulation pump is connected to the liquid inlet through a second pipe. The air inlet is connected to the acid mist outlet on the top cover through an acid mist pipe, and a switch valve and a pump are provided on the acid mist pipe.

2. A pickling device before hot-dip galvanizing of steel strands according to claim 1, characterized in that: The output shaft of the motor passes through the hole on the top cover and is key-connected with the rotating shaft. The rotating shaft is connected to the rotating plate, and a bearing is arranged between the output shaft of the motor and the hole on the top cover.

3. A pickling device before hot-dip galvanizing of steel strands according to claim 1, characterized in that: A plurality of guide rods are arranged on the upper surface of the rotating plate, a slide rail matched with the plurality of guide rods is arranged on the lower surface of the top cover, and the plurality of guide rods are slidably arranged in the slide rail.

4. A pickling device before hot-dip galvanizing of steel strands according to claim 3, characterized in that: The slide rail is a T-shaped slide rail, the upper end of the guide rod is provided with a T-shaped protrusion matched with the T-shaped slide rail, and the T-shaped protrusion is slidably arranged in the T-shaped slide rail.

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