CN210596217U

CN210596217U - Aeration device of plating assisting tank

Info

Publication number: CN210596217U
Application number: CN201921556370.8U
Authority: CN
Inventors: 王新颖; 王俊; 张硕
Original assignee: Shanghai Jufeng Hot Galvanizing Co ltd
Current assignee: Shanghai Jufeng Hot Galvanizing Co ltd
Priority date: 2019-09-17
Filing date: 2019-09-17
Publication date: 2020-05-22
Anticipated expiration: 2029-09-17

Abstract

The utility model discloses an aeration device of a plating assisting tank, which belongs to the field of plating assisting auxiliary equipment and has the technical key points that the aeration device comprises a support frame arranged in the plating assisting tank and a fan arranged in the plating assisting tank, and the hose, it is connected with the pivot to rotate on the support frame, there are two piece at least connecting rods in the pivot, there is the trompil on the connecting rod, the pivot is pegged graft in the trompil, be equipped with the inside breather pipe that has air duct and both ends all sealed between two connecting rods, there is the aeration subassembly on the breather pipe, aeration subassembly submergence is helping plating under the liquid level in pond, the one end of hose communicates in the fan, the other end and the breather pipe intercommunication of hose, the external screw thread has been seted up in the pivot, be equipped with the internal thread in the trompil, there is step motor on the support frame, step motor connects the one end in the pivot, all be equipped with the through. Realizes the stirring and aeration operation of the plating assistant solution, improves the working efficiency and improves the dispersion effect of each component in the plating assistant solution.

Description

Aeration device of plating assisting tank

Technical Field

The utility model belongs to help and plate the auxiliary assembly field, more specifically says that it relates to a help and plate pond aeration equipment.

Background

In a hot galvanizing production line, a plating assisting tank is indispensable and mainly used for containing a high-temperature aqueous solution consisting of chemical raw materials such as ammonium chloride and zinc chloride and bearing the plating assisting work of a workpiece before hot dip galvanizing, but in practical application, components such as zinc chloride and the like in the plating assisting tank are easy to settle, and finally the workpiece is not uniformly galvanized, so that an aeration device is usually added in the plating assisting tank to prevent the sedimentation of the components such as the zinc chloride and the like.

The aeration device is used for introducing air into the plating assisting pool through an air blowing device so as to achieve the purpose of oxygenating the plating assisting pool or stirring liquid. The aeration can not only make the liquid in the pool contact with air to oxygenate, but also accelerate the transfer speed of oxygen in the air to the liquid under the stirring of the gas, thereby realizing the purpose of rapid oxygenation. When the aerator rotates, the mixed liquid on the surface is continuously thrown to the periphery to form hydraulic jump, and then the mixed liquid can be promoted to continuously flow in an up-and-down circulating manner, the liquid level is intensively stirred, and the solubility of the substances in the tank is increased. The quality of the aeration device not only influences the treatment effect of the plating assistant liquid, but also directly influences the land occupation, the investment and the operating cost of a treatment field.

At present, in order to save cost, a ventilation hose is directly tied to a long limiting rod in many plating assistant factories, one end of the ventilation hose is connected with a ventilation device, and the other end of the ventilation hose stretches into the bottom of a plating assistant pool through manual operation to realize simple stirring and aeration operation.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems of the prior art, and aims to provide an aeration device of an assistant plating tank, which realizes the stirring and aeration operation of assistant plating solution in a large range, improves the working efficiency, can also effectively prevent the sedimentation of components such as zinc chloride and the like, and improves the dispersion of the components in the assistant plating solution.

In order to achieve the above purpose, the utility model provides a following technical scheme: an aeration device of a plating assisting pool comprises a support frame erected in the plating assisting pool, a fan arranged in the plating assisting pool, and a hose arranged on the fan, wherein the support frame is rotatably connected with a rotating shaft, at least two connecting rods are arranged on the rotating shaft, one side of the connecting rod close to the rotating shaft is provided with an opening, the rotating shaft is inserted in the opening, a vent pipe with an air channel inside and two sealed ends is arranged between the two connecting rods, an aeration component is arranged on the vent pipe, the aeration component is immersed under the liquid level of the plating assisting pool, one end of the hose is communicated with the fan, the other end of the hose is communicated with the vent pipe, an external thread groove is arranged on the rotating shaft, an internal thread matched with the external thread groove is arranged in the opening, the outer wall of the upper end of the support frame is provided with a stepping, each connecting rod is provided with a through hole at one end far away from the aeration component, a guide rod arranged in parallel with the rotating shaft is inserted in the through hole, and two ends of the guide rod are connected to the support frame.

Through adopting above-mentioned technical scheme, step motor drives the pivot and rotates, and under the effect of external thread groove and internal thread, two connecting rods along the axial direction reciprocating motion of pivot, breather pipe and the aeration subassembly of installing on the breather pipe along the axial direction reciprocating motion of pivot thereupon simultaneously to increased the stirring to the plating aid liquid, improved work efficiency, simultaneously can also effectively prevent the settlement of compositions such as zinc chloride, improved the dispersion of each composition in the plating aid liquid.

The utility model discloses further set up to: the aeration component is provided with at least one blade for gas circulation, the blade is hollow and is provided with a gas storage bin, the blade is provided with a plurality of aeration holes for releasing gas, and two ends of the gas storage bin are respectively communicated with the aeration pipe and the aeration holes.

By adopting the technical scheme, an operator can rotate the rotating shaft through the stepping motor, and the blade positioned below the plating assistant liquid level can move left and right along the length direction of the rotating shaft, so that the mechanical stirring effect of the plating assistant liquid is increased, the contact area between the aeration assembly and the plating assistant liquid is increased, the circulating flow rate of the plating assistant liquid is enhanced, and the dispersing efficiency is improved.

The utility model discloses further set up to: the both ends of breather pipe are rotated respectively and are connected adjacent two on the connecting rod, the breather pipe slides in the one end of keeping away from the hose and is connected with a rectangular peg graft pole, is located the breather pipe peg graft pole one end be equipped with the seal ring of breather pipe inner wall conflict, the other end of peg graft pole has set firmly one from the driving wheel, from driving wheel and breather pipe coaxial setting to from the driving wheel connecting on the inner wall of support frame through the bearing frame in the one end of keeping away from the connecting rod, the tip of pivot is equipped with the action wheel with the coaxial setting of pivot, the action wheel with from the driving wheel meshing, the length of peg graft pole is longer than the maximum distance that.

Through adopting above-mentioned technical scheme, step motor drives the pivot and rotates, and under the effect of external thread groove and internal thread, two connecting rods along the axial direction reciprocating motion of pivot, the action wheel rotated thereupon this moment to drive from driving wheel antiport, at this moment under the limiting displacement of rectangular insertion rod, rotate from the driving wheel and drive the breather pipe and rotate, the blade that lies in on the breather pipe this moment rotates thereupon, thereby further improved the stirring effect to the plating aid liquid, improved the efficiency of dispersion.

The utility model discloses further set up to: the length of the insertion rod is equal to the maximum distance of one-way movement of the connecting rod.

Through adopting above-mentioned technical scheme, the length of injecing the spliced pole this moment helps reducing the existence of spliced pole to aeration component's normal aeration operation.

The utility model discloses further set up to: the outer thread groove that sets up on the pivot is two, and two pitches are the same, the direction of rotation is opposite, and the both ends of outer thread groove all adopt transition curve groove intercommunication.

Through adopting above-mentioned technical scheme, realized that the motor rotates towards a direction always, and the bracing piece can be automatic along the length direction effect that makes a round trip to slide of pivot (the effect of reciprocal lead screw promptly), very convenience.

The utility model discloses further set up to: the both ends of guide bar can be dismantled respectively and connect on two relative inner walls of support frame.

Through adopting above-mentioned technical scheme, with guide bar and support frame alternate segregation, made things convenient for operator to change guide bar or connecting rod.

The utility model discloses further set up to: threaded holes are formed in two end faces of the guide rod, round holes corresponding to the threaded holes are formed in the support frame, bolts are arranged in the round holes, the heads of the bolts abut against the outer walls of the round holes, and the tail portions of the bolts are in threaded connection in the threaded holes.

Through adopting above-mentioned technical scheme, bolted connection is common connection mode of dismantling, and the operator passes through specialized tool with the bolt from the threaded hole back-out, can realize the alternate segregation of guide bar and support frame, has made things convenient for operator to change guide bar or connecting rod.

The utility model discloses further set up to: the hose is also communicated with an air duct, and the other end of the air duct is communicated with one end of the air duct far away from the fan.

Through adopting above-mentioned technical scheme, in some air in the hose directly entered into the one side breather pipe that is close to soft from the hose, another part air entered into the air duct from the hose simultaneously, then kept away from the one end of hose by the breather pipe and entered into the breather pipe again, the breather pipe both ends all have air introduction this moment, consequently can effectively increase the stability when each department sprays the air in the breather pipe to the degree of consistency of aeration has been improved.

The utility model discloses further set up to: the height of the rotating shaft is higher than the liquid level of the plating assisting pool.

By adopting the technical scheme, the plating assistant liquid is prevented from being immersed into the hollow box body through the waist-shaped hole, and the work of the gear is prevented from being influenced.

The utility model discloses further set up to: the aeration components are arranged in a plurality of numbers, and the aeration components are arranged on the vent pipe at intervals.

By adopting the technical scheme, the contact area between the aeration holes and the plating assistant solution is increased, so that the plating assistant solution is fully stirred.

To sum up, the utility model discloses following beneficial effect has:

1. the utility model realizes the stirring and aeration operation of the plating assistant liquid in a large range, improves the working efficiency, can also effectively prevent the sedimentation of components such as zinc chloride and the like, and improves the dispersion of each component in the plating assistant liquid;

2. optimally, the contact area between the aeration holes and the plating assistant solution is increased, so that the plating assistant solution is fully stirred.

Drawings

FIG. 1 is a perspective view of an aeration apparatus of a plating assisting tank;

FIG. 2 is an enlarged view of A in FIG. 1;

FIG. 3 is a top view of an aeration device of the plating assisting tank;

FIG. 4 is a partial cross-sectional view taken along the line B-B in FIG. 3;

fig. 5 is an enlarged view of C in fig. 4.

Description of the drawings: 1. a support frame; 2. a fan; 3. a hose; 4. a rotating shaft; 5. a connecting rod; 8. a breather pipe; 9. an aeration assembly; 10. an outer thread groove; 11. an internal thread; 12. a stepping motor; 13. a through hole; 14. a guide bar; 15. a blade; 17. an aeration hole; 18. a plug rod; 19. a sealing gasket; 20. a driven wheel; 21. a driving wheel; 22. a bolt; 23. an air duct; 24. a bearing seat; 25. a rubber gasket.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

An aeration device for a plating assistant tank, as shown in figure 1, can be erected in a plating assistant tank (not shown in the figure), can effectively realize the sufficient stirring of the plating assistant liquid, and effectively prevent the components of the plating assistant liquid from settling. The device comprises a support frame 1 erected in a plating assisting pool, a fan 2 installed in the plating assisting pool, and a hose 3 made of plastic materials and installed on the fan 2, wherein one end of the hose 3 close to the fan 2 is connected to an air outlet (namely air) port of the fan 2. Wherein, the support frame 1 is a cuboid frame structure, the bottom of the support frame 1 is abutted against the bottom of the plating assistant tank, and the upper part of the support frame 1 protrudes out of the liquid level of the plating assistant tank.

In order to improve the dispersion effect of the plating assistant solution, as shown in fig. 1 and fig. 2, a rotating shaft 4 is rotatably connected to the support frame 1, the rotating shaft 4 is located on the liquid level of the plating assistant tank, two vertically arranged connecting rods 5 are bearing-connected to the rotating shaft 4, an opening (not marked in the figure) is formed in one side of each connecting rod 5 close to the rotating shaft 4, and the rotating shaft 4 is inserted into the opening. Meanwhile, a vent pipe 8 which is internally provided with an air channel and is hermetically arranged at both ends is arranged between the two connecting rods 5. Meanwhile, an aeration component 9 is arranged on the vent pipe 8, the aeration component 9 is immersed under the liquid level of the plating assisting pool, one end of the hose 3 is communicated with the fan 2, and the other end of the hose 3 is communicated with the vent pipe 8. Meanwhile, four fan-shaped aeration assemblies 9 are arranged at the central part of the vent pipe 8, the four fan-shaped aeration assemblies 9 are arranged on the vent pipe 8 at intervals, and the aeration assemblies 9 are completely immersed under the liquid level of the plating assisting tank.

In order to improve the mechanical stirring intensity, as shown in fig. 1 and 2, a plurality of hollow paddle type blades 15 are arranged on the aeration assembly 9, a plurality of circular aeration holes 17 are arranged on the hollow paddle type blades 15, and the aeration holes 17 are completely immersed under the liquid level of the plating assisting tank. At the moment, the wind (i.e. air) generated in the fan 2 can enter the vent pipe 8 along the hose 3 and is finally released into the plating assistant solution through the aeration component 9, and at the moment, the aeration component 9 can move in the plating assistant tank along with the rotation of the rotating shaft 4 to indirectly stir the plating assistant solution, thereby realizing the stirring of the plating assistant solution, reducing the sedimentation of components such as zinc chloride and the like and improving the dispersion effect of the components in the plating assistant solution.

In order to further improve the stirring effect on the plating assistant solution, as shown in fig. 2, two external thread grooves 10 are formed on the rotating shaft 4, and the two external thread grooves 10 formed on the rotating shaft 4 have the same thread pitch and opposite rotation directions, and both ends of the external thread groove 10 are communicated by using transition curve grooves, at this time, the above structure constitutes a reciprocating screw rod. Meanwhile, an internal thread 11 is arranged in the opening, and the internal thread 11 is matched with the external thread groove 10. As shown in fig. 1 and 2, a stepping motor 12 is mounted on an outer wall of an upper end of the support frame 1, wherein an output shaft of the stepping motor 12 is connected to one end of the rotating shaft 4. In addition, each connecting rod 5 is provided with a through hole 13 (see fig. 2) at one end far away from the aeration assembly 9, a guide rod 14 arranged in parallel with the rotating shaft 4 is inserted in the through hole 13, and two ends of the guide rod 14 are connected to the support frame 1. Therefore, an operator can rotate the rotating shaft 4 through the stepping motor 12, and the blade 15 positioned below the plating assistant liquid level can move back and forth along the length direction of the rotating shaft 4, so that the effect of mechanical stirring is achieved, the stirring of the plating assistant liquid is increased, the sedimentation of components such as zinc chloride is effectively prevented, and the dispersion effect of the components in the plating assistant liquid is improved.

In order to improve the dispersion efficiency, as shown in fig. 3 and 4, two ends of the vent pipe 8 are respectively and rotatably connected to the lower ends of two adjacent connecting rods 5, one end of the vent pipe 8 far away from the hose 3 is connected with a rectangular insertion rod 18 in a sliding manner, one end of the insertion rod 18 positioned in the vent pipe 8 is provided with a sealing washer 19, and the outer wall of the sealing washer 19 is abutted against the inner wall of the vent pipe 8. Meanwhile, the other end of the insertion rod 18 is fixedly provided with a driven wheel 20, the driven wheel 20 is coaxially arranged with the vent pipe 8, the driven wheel 20 is connected to the inner wall of the support frame 1 through a bearing seat 24 at one end far away from the connecting rod 5, the end part of the rotating shaft 4 is welded with a driving wheel 21 coaxially arranged with the rotating shaft 4, and the driving wheel 21 is meshed with the driven wheel 20. Preferably, the length of the insertion rod 18 is equal to the maximum distance of a single movement of the connecting rod 5. The stepping motor 12 drives the rotating shaft 4 to rotate, and the two connecting rods 5 move back and forth along the axial direction of the rotating shaft 4; meanwhile, the rotating shaft 4 drives the driving wheel 21 to rotate, so that the driven wheel 20 rotates reversely, the driven wheel 20 rotates to drive the vent pipe 8 to rotate under the limiting effect of the rectangular insertion rod 18, and the blade 15 on the vent pipe 8 rotates along with the vent pipe, so that the stirring effect on the plating assistant is further improved, and the dispersing efficiency is improved.

In order to improve the uniformity of aeration, as shown in fig. 2, the hose 3 is further communicated with an air duct 23, one end of the air duct 23 is communicated with one end of the hose 3 close to the fan 2, the other end of the air duct 23 is communicated with one end of the vent pipe 8 far away from the fan 2, the air duct 23 is inserted into the vent pipe 8 from the end of the bearing seat 24, a rubber gasket 25 is formed on the outer side wall of the hose 3 one day, the rubber gasket 25 is located in the vent pipe 8, and the outer wall of the rubber gasket 25 is tightly abutted to the inner wall of the vent pipe 8. From this, in the hose 3 some air directly entered into the breather pipe 8 that is close to soft one side from the hose 3, another part air simultaneously entered into air duct 23 from hose 3 in, then entered into in the breather pipe 8 by the one end that the hose 3 was kept away from to breather pipe 8 again, the breather pipe 8 both ends all have air induction this moment, therefore can effectively increase the stability when each department sprays the air in the breather pipe 8 to the degree of consistency of aeration has been improved.

In order to facilitate the replacement of the guide rod 14 or the connecting rod 5 by an operator, as shown in fig. 1 and 2, threaded holes (not shown in the figure) are formed in both end surfaces of the guide rod 14, a circular hole (not shown in the figure) corresponding to the threaded hole is formed in the support frame 1, a bolt 22 is inserted into each circular hole, the head of the bolt 22 abuts against the outer wall of the circular hole, and the tail of the bolt 22 is in threaded connection with the threaded hole. When the guide rod 14 or the connecting rod 5 needs to be taken out or replaced, the operator only needs to screw the bolt 22 out of the threaded hole by a special tool (such as a wrench), so that the guide rod 14 and the support frame 1 can be separated from each other, and the replacement of the guide rod 14 or the connecting rod 5 by the operator is facilitated.

The specific embodiments are only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiments without inventive contribution as required after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

Claims

1. An aeration device of a plating assisting tank comprises a support frame (1) erected in the plating assisting tank, a fan (2) installed in the plating assisting tank, and a hose (3) arranged on the fan (2), and is characterized in that the support frame (1) is connected with a rotating shaft (4) in a rotating manner, at least two connecting rods (5) are arranged on the rotating shaft (4), one side of each connecting rod (5) close to the rotating shaft (4) is provided with a hole, the rotating shaft (4) is inserted in the hole, two breather pipes (8) which are internally provided with air passages and are hermetically arranged at two ends are arranged between the connecting rods (5), an aeration component (9) is arranged on each breather pipe (8), the aeration component (9) is immersed under the liquid level of the plating assisting tank, one end of each hose (3) is communicated with the fan (2), and the other end of each hose (3) is communicated with the corresponding breather, seted up on pivot (4) external thread groove (10), be equipped with in the trompil with internal thread (11) of external thread groove (10) adaptation, be equipped with step motor (12) on support frame (1) upper end outer wall, the output shaft of step motor (12) is in the one end of pivot (4), and every connecting rod (5) is served and all is equipped with through-hole (13) keeping away from aeration subassembly (9), peg graft in through-hole (13) have with pivot (4) parallel arrangement's guide bar (14), the both ends of guide bar (14) are connected in support frame (1).

2. The aeration device of the plating assisting tank as claimed in claim 1, wherein the aeration assembly (9) is provided with at least one blade (15) for gas to flow through, the blade (15) is hollow and provided with a gas storage bin, the blade (15) is provided with a plurality of aeration holes (17) for releasing gas, and two ends of the gas storage bin are respectively communicated with the aeration pipe (8) and the aeration holes (17).

3. The aeration device of the plating assisting tank as defined in claim 1 or 2, wherein two ends of the vent pipe (8) are respectively rotatably connected to two adjacent connecting rods (5), one end of the vent pipe (8) far away from the hose (3) is slidably connected with a rectangular insertion rod (18), one end of the insertion rod (18) located in the vent pipe (8) is provided with a sealing gasket (19) abutting against the inner wall of the vent pipe (8), the other end of the insertion rod (18) is fixedly provided with a driven wheel (20), the driven wheel (20) and the vent pipe (8) are coaxially arranged, the driven wheel (20) is connected to the inner wall of the supporting frame (1) through a bearing seat (24) at one end far away from the connecting rods (5), the end of the rotating shaft (4) is provided with a driving wheel (21) coaxially arranged with the rotating shaft (4), and the driving wheel (21) is engaged with the driven wheel (20), the length of the insertion rod (18) is longer than the maximum distance of one-way movement of the connecting rod (5).

4. A flux-plating bath aeration device according to claim 3, wherein the length of the insertion rod (18) is equal to the maximum distance of single-pass movement of the connecting rod (5).

5. The aeration device of the plating assisting tank according to claim 4, wherein two external thread grooves (10) are formed in the rotating shaft (4), the two external thread grooves have the same thread pitch and opposite rotation directions, and two ends of each external thread groove (10) are communicated by adopting a transition curve groove.

6. The aeration device of the plating assisting tank as claimed in claim 5, wherein two ends of the guide rod (14) are respectively detachably connected to two opposite inner walls of the support frame (1).

7. The aeration device of the plating assisting tank as claimed in claim 6, wherein both end surfaces of the guide rod (14) are provided with threaded holes, the support frame (1) is provided with round holes corresponding to the threaded holes, the round holes are internally provided with bolts (22), the ends of the bolts (22) are abutted against the outer walls of the round holes, and the tail parts of the bolts (22) are in threaded connection with the threaded holes.

8. The aeration device of the plating assisting tank as claimed in claim 1, wherein the hose (3) is further communicated with an air duct (23), and the other end of the air duct (23) is communicated with one end of the air duct (8) far away from the fan (2).

9. An aeration device of a plating assisting tank as claimed in claim 8, wherein the height of the rotating shaft (4) is higher than the liquid level of the plating assisting tank.

10. The plating assisting tank aeration device as claimed in claim 1, wherein a plurality of aeration assemblies (9) are arranged, and a plurality of aeration assemblies (9) are arranged on the vent pipe (8) at intervals.