CN212925179U

CN212925179U - Pickling bath for galvanization

Info

Publication number: CN212925179U
Application number: CN202021247920.0U
Authority: CN
Inventors: 苏文婷; 朱丽佳; 朱黎华; 冉成进
Original assignee: SHANGHAI YONGFENG HOT-DIP GALVANIZING CO LTD
Current assignee: SHANGHAI YONGFENG HOT-DIP GALVANIZING CO LTD
Priority date: 2020-06-30
Filing date: 2020-06-30
Publication date: 2021-04-09
Anticipated expiration: 2030-06-30

Abstract

The utility model relates to a pickling bath that galvanizing was used belongs to the technical field of work piece galvanizing process, aims at solving the problem that the acid mist directly discharges to the workshop in to the healthy injury that causes of workman, and it includes the pickling bath body, the top of pickling bath body is provided with the apron, one row of exhaust hole has been seted up on the lateral wall top of pickling bath body, the outside of pickling bath body is provided with the enclosure that covers the exhaust hole completely, be connected with the exhaust pipe on the enclosure of discharging fume, install the air exhauster among the exhaust pipe. The utility model discloses have the effect of avoiding acid mist to discharge to the workshop.

Description

Pickling bath for galvanization

Technical Field

The utility model relates to the technical field of workpiece galvanizing processing, in particular to a pickling bath for galvanizing.

Background

Galvanization refers to a surface treatment technology for plating a layer of zinc on the surface of metal, alloy or other materials to play the roles of beauty, rust prevention and the like, and the mainly adopted method is hot galvanizing. Before galvanizing a workpiece, a process of pickling for rust removal is generally required, namely, acid liquor is reacted with oxides on the surface of a metal material and then falls off from the surface of the metal material.

As shown in fig. 1, all the existing pickling baths are square pickling bath bodies 1, and the tops of the pickling bath bodies 1 are open. In the process of placing metal in the pickling bath body 1 for pickling, irritant acid mist can be volatilized, the acid mist can be directly diffused into a workshop from an opening, and the physical health of workers is seriously affected.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects existing in the prior art, the utility model aims at providing a pickling bath for galvanization, which has the effect of avoiding acid mist from being discharged to a workshop.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme: the utility model provides a pickling bath that galvanizing was used, includes the pickling bath body, the top of pickling bath body is provided with the apron, one row of exhaust hole has been seted up on the lateral wall top of pickling bath body, the outside of pickling bath body is provided with the enclosure that covers the exhaust hole completely, be connected with the exhaust pipe on the enclosure of discharging fume, install the air exhauster among the exhaust pipe.

Through adopting above-mentioned technical scheme, utilize the apron to carry out the shutoff to the uncovered of pickling bath body and can avoid the acid mist to directly discharge to the workshop, then through set up one row of exhaust hole on the lateral wall at the pickling bath body, and install the enclosure with the enclosure of exhaust hole cover in the outside of exhaust hole, it can make the acid mist discharge to the assigned position to handle to be connected with the exhaust pipe on the enclosure of discharging fume, and then avoid the acid mist to discharge to causing the injury to workman's health in the workshop, discharge rate through installing the air exhauster in the exhaust pipe can accelerate the acid mist.

The present invention may be further configured in a preferred embodiment as: the pickling bath comprises a pickling bath body and is characterized in that sliding rails which are oppositely arranged and L-shaped are respectively fixedly connected to two sides of a smoke exhaust hole on the side wall of the pickling bath body, an exhaust hood is U-shaped, sliding plates which are respectively fixedly connected to two sides of the exhaust hood, which are attached to the pickling bath body, are outwards folded and are mutually inserted into the sliding rails, one end fixedly connected with positioning plates which are arranged on the pair of sliding rails on the pickling bath body, and sealing plates are arranged at the other ends of the exhaust hoods.

By adopting the technical scheme, after the smoke exhaust hood is used for a period of time, a large amount of acid mist may be adhered to the inner wall of the smoke exhaust hood, when the acid mist on the inner wall of the smoke exhaust hood needs to be cleaned, the smoke exhaust hood is pulled to move towards the direction far away from the positioning plate, so that the smoke exhaust hood can be detached and cleaned, and then the sealing plate is taken down for cleaning; after cleaning, the sliding plate of the smoke exhaust hood is aligned to the sliding rail, the smoke exhaust hood is pushed to move towards the positioning plate along the sliding rail, when the smoke exhaust hood is abutted to the positioning plate, the positioning plate seals one end of the smoke exhaust hood, then the sealing plate is placed at the other end of the smoke exhaust hood, and therefore the other end of the smoke exhaust hood is sealed.

The present invention may be further configured in a preferred embodiment as: the top of the smoke exhaust hood is provided with an inserting groove with the same width as the smoke exhaust hood, and the sealing plate longitudinally penetrates through the inserting groove.

By adopting the technical scheme, when the smoke exhaust hood needs to be sealed, one end of the smoke exhaust hood is abutted against the positioning plate, and then the sealing plate is inserted into the insertion groove, so that the two ends of the smoke exhaust hood can be sealed.

The present invention may be further configured in a preferred embodiment as: a first motor is installed on the outer side of the top of the cover plate, and a fan located inside the pickling bath body is fixedly connected to the first motor.

Through adopting above-mentioned technical scheme, when needs are handled the inside acid mist of pickling bath body, start first motor and drive the fan and rotate, can produce decurrent air current when the fan rotates, the air current can be pressed the acid mist to the position of smoke vent and make the acid mist discharge for the emission efficiency of acid mist.

The present invention may be further configured in a preferred embodiment as: the cover plate is in an arch shape with a raised middle part, and side baffles are fixedly connected to the two sides of the cover plate.

Through adopting above-mentioned technical scheme, when the acid mist upwards drifted to the inner surface of apron, the acid mist can condense and form the liquid drop, because the apron is the arch, so the liquid drop can be along the downward slip of arched apron to accelerate the speed that the liquid drop glided, set up the sealing performance between side shield can promote pickling bath body and the apron through the both sides at the apron.

The present invention may be further configured in a preferred embodiment as: the cover plate is hinged to the pickling tank body on the boundary adjacent to the side baffle plates, and the opening device of the cover plate is arranged on one side, hinged to the cover plate, of the pickling tank body.

By adopting the technical scheme, when metal needs to be put in towards the inside of the pickling bath body, the cover plate needs to be opened, the cover plate can be quickly opened by arranging the opening device, and external force does not need to be applied manually, so that the convenient and fast effect is realized.

The present invention may be further configured in a preferred embodiment as: the pickling bath body is located the top fixedly connected with mounting panel of opening device one side, opening device includes the second motor of fixed connection at the mounting panel upper surface, be connected with the live-rollers on the second motor, a pair of connecting plate of fixedly connected with on the lateral wall of live-rollers, all seted up the sliding tray on the connecting plate, it is a pair of respectively fixedly connected with and sliding tray sliding connection's slide bar on the side shield.

By adopting the technical scheme, when the cover plate needs to be opened, the second motor is started to drive the rotating roller to rotate, the rotating roller can drive the connecting plate to rotate upwards by taking the rotating roller as a central shaft when rotating, the connecting plate can drive the sliding rod to rotate upwards by taking the hinge shaft of the cover plate and the pickling bath body as the central shaft, and meanwhile, the sliding rod can move towards the rotating roller along the sliding groove, so that the cover plate is opened; when needs are closed with the apron, start the second motor and drive the live-rollers and rotate towards opposite direction to drive the connecting plate and rotate downwards, the connecting plate rotates downwards and can drive the slide bar and rotate downwards, can remove along the direction that the live-rollers was kept away from to the sliding tray orientation during the slide bar rotates downwards, thereby can realize closing the apron.

The present invention may be further configured in a preferred embodiment as: the pickling bath comprises a cover plate, an opening device is arranged on the cover plate, a plug board is fixedly connected to the boundary of the cover plate far away from the opening device, and a positioning groove for the plug board to be plugged is formed in the top of a pickling bath body.

Through adopting above-mentioned technical scheme, the plugboard can peg graft in the constant head tank when the apron lid is at the top of pickling bath body to realize the accurate lid of apron at the top of pickling bath body, can form crisscross sealed through setting up plugboard and constant head tank simultaneously, and then promote the sealing performance of junction.

To sum up, the utility model discloses a following at least one useful technological effect:

1. the cover plate is used for sealing an opening of the pickling tank body, so that acid mist can be prevented from being directly discharged to a workshop, then a row of smoke exhaust holes are formed in the side wall of the pickling tank body, a smoke exhaust cover for covering the smoke exhaust holes is arranged on the outer side of each smoke exhaust hole, a smoke exhaust pipeline is connected to each smoke exhaust cover, so that the acid mist can be discharged to a specified position for treatment, the acid mist is further prevented from being discharged to the workshop to cause damage to the body of workers, and the discharge rate of the acid mist can be accelerated by arranging an exhaust fan in each smoke exhaust pipeline;

2. when the smoke exhaust hood is used for a period of time, a large amount of acid mist may be adhered to the inner wall of the smoke exhaust hood, when the acid mist on the inner wall of the smoke exhaust hood needs to be cleaned, the smoke exhaust hood is pulled to move towards a direction far away from the positioning plate, the smoke exhaust hood can be detached and cleaned, and then the sealing plate is taken down to be cleaned; after cleaning, aligning a sliding plate of the smoke exhaust hood with the sliding rail, pushing the smoke exhaust hood to move towards the positioning plate along the sliding rail, sealing one end of the smoke exhaust hood by the positioning plate when the smoke exhaust hood is abutted against the positioning plate, and then placing the sealing plate at the other end of the smoke exhaust hood, so that the other end of the smoke exhaust hood is sealed;

3. when the acid mist inside the pickling bath body needs to be treated, the first motor is started to drive the fan to rotate, downward airflow can be generated when the fan rotates, and the airflow can press the acid mist to the position of the smoke exhaust hole to enable the acid mist to be discharged, so that the acid mist discharge efficiency is improved.

Drawings

Fig. 1 is a schematic structural diagram of the background art in this embodiment.

Fig. 2 is a schematic view of the entire structure in this embodiment.

FIG. 3 is a schematic structural view of the smoke evacuation hood and the smoke evacuation duct according to this embodiment.

FIG. 4 is a schematic structural view of the smoke discharge hole in the present embodiment.

Fig. 5 is a schematic structural diagram of the fan and the opening device in the present embodiment.

In the figure, 1, a pickling bath body; 11. a smoke vent; 12. a smoke exhaust hood; 121. a sliding plate; 122. inserting grooves; 13. a smoke exhaust duct; 14. an exhaust fan; 15. a slide rail; 16. positioning a plate; 17. a sealing plate; 18. mounting a plate; 19. positioning a groove; 2. a cover plate; 21. a first motor; 22. a fan; 23. a side dam; 231. a slide bar; 24. a plugboard; 3. an opening device; 31. a second motor; 32. a speed reducer; 33. a rotating roller; 34. a connecting plate; 341. a sliding groove.

Detailed Description

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

As shown in fig. 2, for the utility model discloses a pickling bath for galvanization, including pickling bath body 1, be provided with at the top of pickling bath body 1 and carry out sealed apron 2 to pickling bath body 1, one side of apron 2 is articulated with pickling bath body 1, is provided with the opening device 3 of apron 2 in pickling bath body 1 and apron 2 articulated one side mutually. A row of smoke exhaust holes 11 along the length direction of the pickling tank body 1 are formed in the position, close to the top, of the side wall, far away from the opening device 3, of the pickling tank body 1 at equal intervals, a U-shaped smoke exhaust hood 12 which completely covers the smoke exhaust holes 11 is installed on the outer wall of the pickling tank body 1, a smoke exhaust pipeline 13 is further connected to the side wall, opposite to the pickling tank, of the smoke exhaust hood 12, an exhaust fan 14 is installed in the smoke exhaust pipeline 13, and an acid mist washing tower for treating acid mist is connected to the end portion of the smoke exhaust pipeline 13 (the acid mist washing tower is in the prior art and is not shown in the drawing).

As shown in fig. 3 and 4, a pair of slide rails 15 which are oppositely arranged and are L-shaped are fixedly connected to the side walls of the pickling bath body 1, sliding plates 121 which are turned outwards and vertically arranged are respectively fixedly connected to the boundaries of the upper and lower side walls of the exhaust hood 12 adjacent to the pickling bath body 1, a positioning plate 16 which seals the end of the exhaust hood 12 is fixedly connected to one end of each slide rail 15, a plug-in groove 122 which is as wide as the exhaust hood 12 is formed in the top of the other end of the exhaust hood 12, and a sealing plate 17 which seals the other end of the exhaust hood 12 is arranged to vertically penetrate through the plug-in groove 122.

When acid mist in the pickling tank body 1 needs to be cleaned, the exhaust fan 14 is started, the exhaust fan 14 drives the acid mist to enter the exhaust hood 12 along the exhaust hole 11, and then the acid mist enters the acid mist washing tower along the exhaust pipeline 13 for treatment. When the enclosure 12 needs to be cleaned, the sealing plate 17 is pulled out from the insertion groove 122, and then the enclosure 12 is pulled to move along the sliding rail 15 towards the end far away from the positioning plate 16, so that the enclosure 12 is taken down, the inside of the enclosure 12 can be cleaned, and the enclosure 12 is prevented from being corroded due to long-term adhesion of acid mist.

As shown in fig. 2 and 5, a first motor 21 is fixedly connected to the middle position of the outer side of the cover plate 2, a motor shaft of the first motor 21 penetrates through the cover plate 2, and a fan 22 is installed on the inner side of the cover plate 2, when acid mist needs to be discharged, the exhaust fan 14 is started, and meanwhile, the first motor 21 can be opened to drive the fan 22 to rotate, and when the fan 22 rotates, a downward air flow can be generated, so that the acid mist inside the pickling bath body 1 is pressed into the smoke exhaust hole 11, and the discharge efficiency of the acid mist can be improved.

When the acid mist drifts upwards to the inner surface of the cover plate 2, the acid mist is condensed to form liquid drops, and when the gravity of the liquid drops overcomes the adsorption force of the cover plate 2 to the liquid drops, the liquid drops fall downwards. In order to increase the falling speed of the liquid drop, the cover plate 2 is arranged to be in a middle-raised arch shape, and the liquid drop formed by condensation can slide downwards along the inner wall of the cover plate 2, so that the sliding speed of the liquid drop is increased. In order to enhance the sealing performance of the cover plate 2 on the top of the pickling tank, side baffle plates 23 are fixedly connected to two sides of the cover plate 2, and acid mist can be prevented from drifting outwards along a gap between the pickling tank body 1 and the cover plate 2 by arranging the side baffle plates 23.

A horizontal mounting plate 18 is fixedly connected to the top end of the side wall of the pickling bath body 1 far away from the smoke exhaust hood 12, the opening device 3 comprises a second motor 31 fixedly arranged on the mounting plate 18, the second motor 31 is connected with a rotating roller 33 through a speed reducer 32, a connecting plate 34 is fixedly connected to the side wall of the rotating roller 33, sliding rods 231 are respectively and fixedly connected to the outer walls of the pair of side baffles 23, sliding grooves 341 along the length direction of the connecting plate 34 are formed in the connecting plate 34, and the sliding rods 231 are inserted into the sliding grooves 341 and are in sliding connection with the sliding grooves 341.

When the cover plate 2 needs to be opened to put metal in, the second motor 31 is started, the second motor 31 can drive the rotating rollers 33 to rotate through the speed reducer 32, the rotating rollers 33 can drive the pair of connecting plates 34 to rotate by taking the rotating rollers 33 as central axes, when the connecting plates 34 rotate upwards, the connecting plates 34 can drive the sliding rods 231 to rotate upwards, when the sliding rods 231 rotate, the sliding rods 2 and the hinge shafts of the pickling tank body 1 are used as central axes to rotate, and when the sliding rods 231 rotate upwards, the sliding rods can move towards the rotating rollers 33 along the sliding grooves 341, so that the cover plate 2 is driven to be opened; when the cover plate 2 needs to be closed, the second motor 31 is started to drive the rotating roller 33 to rotate towards the opposite direction, at the moment, the rotating roller 33 can drive the connecting plate 34 to rotate downwards, the rotating roller 33 can drive the sliding rod 231 to rotate downwards when rotating downwards, and the sliding rod 231 can move towards the direction away from the rotating roller 33 along the sliding groove 341 when rotating downwards, so that the cover plate 2 is covered on the top of the pickling tank body 1.

Keep away from at apron 2 with pickling bath body 1 looks articulated one end fixedly connected with plugboard 24 to set up the constant head tank 19 with plugboard 24 grafting each other at pickling bath body 1's top, plugboard 24 can peg graft in constant head tank 19 when 2 lids at pickling bath body 1's top of apron, thereby realize 2 accurate lids of apron at pickling bath body 1's top, can form crisscross sealedly through setting up plugboard 24 and constant head tank 19 simultaneously, and then promote the sealing performance of junction.

The implementation principle of the embodiment is as follows: when the acid mist inside the pickling bath body 1 needs to be treated, the acid mist is extracted by the exhaust fan 14, the first motor 21 is started to drive the fan 22 to rotate, the fan 22 can generate air flow to press the acid mist to the position of the smoke exhaust hole 11 and enter the smoke exhaust hood 12 along the smoke exhaust hole 11 when rotating, and then the acid mist is treated in the acid mist washing tower along the smoke exhaust channel.

When the cover plate 2 needs to be opened for metal throwing, the second motor 31 is started to drive the rotating roller 33 to rotate, the rotating roller 33 can drive the connecting plate 34 to rotate upwards, and the connecting plate 34 can drive the cover plate 2 to be opened when rotating; when the cover plate 2 needs to be driven to close, the second motor 31 is started to drive the rotating roller 33 to rotate towards the opposite direction, so that the connecting plate 34 can be driven to rotate downwards, and the cover plate 2 can be driven to close.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a pickling bath that galvanizing was used, includes pickling bath body (1), its characterized in that: the top of pickling bath body (1) is provided with apron (2), one row of exhaust hole (11) have been seted up on the lateral wall top of pickling bath body (1), the outside of pickling bath body (1) is provided with enclosure (12) of covering exhaust hole (11) completely, be connected with exhaust pipe (13) on enclosure (12), install air exhauster (14) in exhaust pipe (13).

2. The pickling bath for zinc plating according to claim 1, characterized in that: the utility model discloses a pickling bath, including pickling bath body (1), the relative slide rail (15) that just is the L shape that sets up of both sides difference fixedly connected with that lie in exhaust hole (11) on the lateral wall of pickling bath body (1), enclosure (12) are the U-shaped, enclosure (12) are sliding plate (121) that the both sides border that pickling bath body (1) laminated mutually fixedly connected with respectively turns over outwards and pegs graft each other with slide rail (15), the one end fixedly connected with locating plate (16) that lie in a pair of slide rail (15) on pickling bath body (1), the other end of enclosure (12) is provided with closing plate (17).

3. The pickling bath for zinc plating according to claim 2, characterized in that: the top of the smoke exhaust hood (12) is provided with an insertion groove (122) which is as wide as the smoke exhaust hood (12), and the sealing plate (17) longitudinally penetrates through the insertion groove (122).

4. The pickling bath for zinc plating according to any one of claims 1 to 3, characterized in that: a first motor (21) is installed on the outer side of the top of the cover plate (2), and a fan (22) located inside the pickling bath body (1) is fixedly connected to the first motor (21).

5. The pickling bath for zinc plating according to claim 4, characterized in that: the cover plate (2) is in an arch shape with a raised middle part, and side baffles (23) are fixedly connected to two sides of the cover plate (2).

6. The pickling bath for zinc plating according to claim 5, characterized in that: the pickling bath is characterized in that the cover plate (2) is hinged to the pickling bath body (1) along a boundary adjacent to the side baffle plates (23), and the pickling bath body (1) is provided with an opening device (3) of the cover plate (2) on one side hinged to the cover plate (2).

7. The pickling bath for zinc plating according to claim 6, characterized in that: pickling bath body (1) is located top fixedly connected with mounting panel (18) of opening device (3) one side, opening device (3) are including second motor (31) of fixed connection at mounting panel (18) upper surface, be connected with live-rollers (33) on second motor (31), a pair of connecting plate (34) of fixedly connected with on the lateral wall of live-rollers (33), sliding tray (341), a pair of sliding rod (231) of fixedly connected with and sliding tray (341) sliding connection respectively on side shield (23) have all been seted up on connecting plate (34).

8. The pickling bath for zinc plating according to claim 7, characterized in that: fixedly connected with plugboard (24) on the boundary of keeping away from opening device (3) on apron (2), constant head tank (19) that confession plugboard (24) pegged graft are seted up at the top of pickling bath body (1).