CN216550733U

CN216550733U - Continuous environment-friendly strip steel pickling line

Info

Publication number: CN216550733U
Application number: CN202123111365.6U
Authority: CN
Inventors: 卢向伟
Original assignee: Wuhan Aikewei Engineering Technology Co ltd
Current assignee: Wuhan Aikewei Engineering Technology Co ltd
Priority date: 2021-12-13
Filing date: 2021-12-13
Publication date: 2022-05-17
Anticipated expiration: 2031-12-13

Abstract

The application belongs to the technical field of strip steel pickling lines, and discloses a continuous environment-friendly strip steel pickling line which comprises a bottom plate, the upper end of the bottom plate is fixedly connected with a pickling tank, the upper end of the bottom plate is fixedly connected with two pairs of brackets, a top cover is arranged on the upper side of the bottom plate, the lower end of the top cover is fixedly connected with the upper end of the bracket, the lower inner wall of the top cover is fixedly connected with an electric fan, the input end of the electric fan is communicated with a collecting pipe, the inner wall of the collecting pipe is fixedly connected with a first filter plate, the lower end of the collecting pipe is communicated with a plurality of air ducts which are uniformly distributed, the lower ends of the air ducts correspond to the upper side of the pickling tank, the output intercommunication of electric fan has the outlet duct, and this scheme can realize producing sour steam recovery processing to the acid solution in the descaling bath, reduces pollution and the potential safety hazard to surrounding operational environment, promotes the feature of environmental protection of pickling line flow.

Description

Continuous environment-friendly strip steel pickling line

Technical Field

The application relates to the technical field of strip steel pickling lines, in particular to a continuous environment-friendly strip steel pickling line.

Background

The prior common strip steel pickling line equipment mainly has three forms, namely a semi-continuous pickling line, a continuous horizontal pickling line and a continuous tower pickling line. The inlet section equipment comprises strip steel coil supply equipment, an uncoiler, a shearing machine, a welding machine, a sewing machine, a scale breaker and an inlet strip steel coil storage device; the pickling process section equipment comprises a pickling tank, a water spray cooling tank, a hot water cleaning tank, a dryer and a smoke exhaust purification device; the outlet end equipment comprises outlet strip steel storage equipment, a shearing machine, an edge shearing machine, a local blanking machine, an oiling machine, a coiling machine and an uncoiling machine. Wherein the pickling bath is the main equipment for removing the iron scale on the surface of the strip steel in the strip steel pickling line. The length of the pickling bath determines the oxidation speed of iron scales, and the maximum speed of the middle part of the strip steel determines the length of the pickling bath. The pickling tank is a key device for determining the production line capacity of the strip steel pickling line.

When the pickling tank is used, liquid acid stored in the pickling tank can generate acid vapor, and the acid vapor can pollute the surrounding working space and environment, so that the health of workers is harmed, and corresponding environment-friendly treatment facilities need to be additionally arranged.

In view of the above-mentioned related technologies, the inventors believe that there is a defect that the acid solution in the pickling tank generates acid vapor, which pollutes the working environment and brings health risks.

SUMMERY OF THE UTILITY MODEL

In order to produce sour steam recovery processing to the acid solution in the descaling bath, reduce pollution and the potential safety hazard to surrounding operational environment, promote the feature of environmental protection of pickling line flow, the application provides a continuous type environment-friendly belted steel pickling line.

The application provides a continuous type environment-friendly strip steel pickling line adopts following technical scheme:

the utility model provides a continuous type environment-friendly belted steel pickling line, includes the bottom plate, the upper end fixedly connected with descaling bath of bottom plate, two pairs of supports of upper end fixedly connected with of bottom plate, the upside of bottom plate is equipped with the top cap, the lower extreme of top cap and the upper end fixed connection of support, the lower inner wall fixedly connected with electric fan of top cap, electric fan's input intercommunication has the collecting pipe, the first filter of inner wall fixedly connected with of collecting pipe, the lower extreme intercommunication of collecting pipe has a plurality of evenly distributed's air duct, the lower extreme of air duct is corresponding with the upside of descaling bath, electric fan's output intercommunication has the outlet duct, and this scheme can realize producing sour steam recovery processing to the acid solution in the descaling bath, reduces pollution and the potential safety hazard to operational environment on every side, promotes the feature of environmental protection of pickling line flow.

Further, electronic spout has all been seted up to the one end that the support is close to each other, sliding connection has electronic slider in the electronic spout, bottom plate inner wall fixedly connected with rolling axle, the winding of rolling axle outer end has the separation curtain, separation curtain lower extreme and electronic slider fixed connection drive the separation curtain through electronic slider in electronic spout and expand to form airtight space, seal the descaling bath all around, reduce the excessive possibility of loosing of sour steam, thereby protect the surrounding environment.

Furthermore, the upper ends of the lower end of the blocking curtain and the bottom plate are fixedly connected with magnetic blocks, a pair of magnetic blocks are adjacent in the vertical direction and mutually attract each other, the tightness between the blocking curtain and the lower end and the bottom plate is improved through the magnetic blocks, and the possibility of acid steam leakage is further reduced.

Furthermore, a pair of connecting frames are fixedly connected to the outer end of the pickling tank, a cover plate is arranged on the upper side of the pickling tank, the lower end of the cover plate is fixedly connected with the upper end of the connecting frames, the sealing performance of the pickling tank is improved through the cover plate, and the overflow of acid steam is reduced.

Furthermore, the outer end threaded connection of outlet duct has leading pipeline, leading pipeline inner wall is fixed with the second filter, further filters sour steam through the second filter to the gas of circulation, reduces the possibility that external foreign matter got into the outlet duct simultaneously.

Furthermore, the observation window has been seted up to the front end of top cap, the observation window position is corresponding with first filter, through the filtration condition of first filter of observation window control to in time clear up and change first filter.

To sum up, the application comprises the following beneficial technical effects:

(1) the scheme can realize recovery treatment of acid steam generated by acid solution in the pickling tank, reduce pollution and potential safety hazard to surrounding working environment, and improve environmental protection of the pickling line flow;

(2) the electric slide block is lifted in the electric sliding groove to drive the barrier curtain to be unfolded, so that a closed space is formed, the periphery of the pickling tank is closed, the possibility of acid steam overflow is reduced, and the surrounding environment is protected;

(3) the magnetic block increases the tightness between the barrier curtain and the lower end and the bottom plate, and further reduces the possibility of acid vapor leakage.

Drawings

FIG. 1 is a schematic structural view of a pickling tank of the present application;

FIG. 2 is a schematic view of the internal structure of the top cover of the present application;

fig. 3 is a schematic structural diagram at a in fig. 2.

The reference numbers in the figures illustrate:

1 bottom plate, 2 descaling baths, 3 supports, 4 top covers, 5 connecting frames, 6 cover plates, 7 observation windows, 8 air outlet pipes, 9 collecting pipes, 10 air guide pipes, 11 electric fans, 12 first filter plates, 13 front pipelines, 14 second filter plates, 15 winding shafts, 16 isolating curtains, 17 electric chutes, 18 electric sliding blocks and 19 magnetic blocks.

Detailed Description

The technical solution in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application; it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all embodiments, and all other embodiments obtained by those of ordinary skill in the art without any inventive work based on the embodiments in the present application belong to the protection scope of the present application.

In the description of the present application, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present application. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

Example (b):

the present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses continuous type environment-friendly belted steel pickling line, please refer to and show 1, comprising a base plate 1, the upper end fixedly connected with descaling bath 2 of bottom plate 1, two pairs of supports 3 of upper end fixedly connected with of bottom plate 1, the upside of bottom plate 1 is equipped with top cap 4, the lower extreme of top cap 4 and the upper end fixed connection of support 3, please refer to and show 2, the lower inner wall fixedly connected with electric fan 11 of top cap 4, electric fan 11's input intercommunication has collecting pipe 9, the first filter 12 of the inner wall fixedly connected with of collecting pipe 9, collecting pipe 9's lower extreme intercommunication has a plurality of evenly distributed's air duct 10, the lower extreme of air duct 10 is corresponding with the upside of descaling bath 2, electric fan 11's output intercommunication has outlet duct 8.

Referring to fig. 3, an electric chute 17 is formed at one end of each of the brackets 3, an electric slider 18 is slidably connected to the electric chute 17, a winding shaft 15 is fixedly connected to the inner wall of the bottom plate 1, a barrier curtain 16 is wound around the outer end of the winding shaft 15, the lower end of the barrier curtain 16 is fixedly connected to the electric slider 18, the barrier curtain 16 is driven to expand by the electric slider 18 lifting in the electric chute 17, so that a closed space is formed, the periphery of the pickling tank 2 is sealed, and the possibility of acid vapor overflow is reduced, so that the surrounding environment is protected.

Referring to fig. 1-2, a pair of connecting frames 5 is fixedly connected to the outer end of a pickling tank 2, a cover plate 6 is arranged on the upper side of the pickling tank 2, the lower end of the cover plate 6 is fixedly connected to the upper ends of the connecting frames 5, the sealing performance of the pickling tank 2 is improved through the cover plate 6, the overflow of acid steam is reduced, the outer end of an air outlet pipe 8 is in threaded connection with a preposed pipeline 13, a second filter plate 14 is fixed to the inner wall of the preposed pipeline 13, the acid steam is further filtered through the second filter plate 14 for circulating gas, meanwhile, the possibility that external foreign matters enter the air outlet pipe 8 is reduced, an observation window 7 is arranged at the front end of a top cover 4, the position of the observation window 7 corresponds to that of a first filter plate 12, the filtration condition of the first filter plate 12 is monitored through the observation window 7, and therefore, the first filter plate 12 is timely cleaned and replaced.

The implementation principle of the continuous environment-friendly strip steel pickling line in the embodiment of the application is as follows: please refer to fig. 1-3, during the use, open electric fan 11 and inhale the sour steam of descaling bath 2 upside through air duct 10, absorb sour steam through first filter 12 filtration afterwards, and discharge through outlet duct 8, electric slider 18 drives along electronic spout 17 simultaneously and hinders curtain 16 cover descaling bath 2 all around, further reduce the excessive of the sour steam in descaling bath 2 and scatter, and absorb sour steam through the continuous purification of electric fan 11, reduce many ambient work environment's pollution, compared with the prior art, this scheme can realize producing sour steam recovery processing to the acid solution in the descaling bath, reduce pollution and the potential safety hazard to ambient work environment, promote the feature of environmental protection of pickling line flow.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a continuous type environment-friendly belted steel pickling line, includes bottom plate (1), its characterized in that: the upper end fixedly connected with descaling bath (2) of bottom plate (1), two pairs of supports (3) of upper end fixedly connected with of bottom plate (1), the upside of bottom plate (1) is equipped with top cap (4), the lower extreme of top cap (4) and the upper end fixed connection of support (3), the lower inner wall fixedly connected with electric fan (11) of top cap (4), the input intercommunication of electric fan (11) has collecting pipe (9), the first filter (12) of inner wall fixedly connected with of collecting pipe (9), the lower extreme intercommunication of collecting pipe (9) has a plurality of evenly distributed's air duct (10), the lower extreme of air duct (10) is corresponding with the upside of descaling bath (2), the output intercommunication of electric fan (11) has outlet duct (8).

2. The continuous environment-friendly strip steel pickling line according to claim 1, characterized in that: electric runner (17) have all been seted up to the one end that support (3) are close to each other, sliding connection has electric slider (18) in electric runner (17), bottom plate (1) inner wall fixedly connected with rolling axle (15), the winding of rolling axle (15) outer end has separation curtain (16), separation curtain (16) lower extreme and electric slider (18) fixed connection.

3. The continuous environment-friendly strip steel pickling line as claimed in claim 2, which is characterized in that: the lower end of the blocking curtain (16) and the upper end of the bottom plate (1) are fixedly connected with magnetic blocks (19), and the magnetic blocks (19) which are adjacent in the vertical direction are mutually attracted.

4. The continuous environment-friendly strip steel pickling line according to claim 1, characterized in that: the pickling tank is characterized in that a pair of connecting frames (5) are fixedly connected to the outer end of the pickling tank (2), a cover plate (6) is arranged on the upper side of the pickling tank (2), and the lower end of the cover plate (6) is fixedly connected with the upper ends of the connecting frames (5).

5. The continuous environment-friendly strip steel pickling line according to claim 1, characterized in that: the outer end of the air outlet pipe (8) is in threaded connection with a preposed pipeline (13), and a second filter plate (14) is fixed on the inner wall of the preposed pipeline (13).

6. The continuous environment-friendly strip steel pickling line as claimed in claim 1, wherein: the front end of the top cover (4) is provided with an observation window (7), and the position of the observation window (7) corresponds to the position of the first filter plate (12).