CN219508031U - Anti-blocking device for pickling - Google Patents

Abstract

The utility model relates to the technical field of metallurgical equipment and discloses an anti-blocking device for acid washing, which comprises a return pipe, wherein an anti-blocking bin is arranged in the return pipe, an anti-blocking recovery mechanism is arranged in the anti-blocking bin, a discharging pipe is arranged on the lower surface of the return pipe, an overflow block is fixedly connected to the upper surface of the anti-blocking bin, the anti-blocking recovery mechanism comprises a limiting block movably sleeved on the upper surface of the anti-blocking bin, and a main rod is fixedly connected to the lower surface of the limiting block. This anti-blocking device for pickling, through the back flow, prevent stifled storehouse, prevent stifled recovery mechanism, overflow the setting of structure such as piece and balancing weight, when the back flow normal use, liquid gets into by the back flow and prevents stifled storehouse inside to flow into the discharging pipe through filter screen plate and hole, but when filter screen plate surface debris is too much after, utilize the instrument of pincers class to prevent stifled recovery mechanism to shift out and prevent stifled storehouse and back flow, will prevent stifled recovery mechanism opening in the outside, thereby clear up the debris on filter screen plate surface.

Description

Anti-blocking device for pickling

Technical Field

The utility model relates to the technical field of metallurgical equipment, in particular to an anti-blocking device for pickling.

Background

Before galvanization, electroplating and cold rolling of the plate strip, pickling treatment is required, and a method for removing oxide skin and rust on the surface of steel by utilizing an acid solution is called pickling, and generally, the whole roll of steel plate is passed through an aqueous solution of hydrochloric acid to remove films such as oxides on the surface of metal. After the pickling, the workpiece is rinsed with clear water to wash away residual acid and impurities brought by the pickling. The pickling line plays a key role before cold rolling production in the ferrous metallurgy field.

At present, in the strip steel production and processing, because the demand of technology, often need carry out the pickling to the strip steel, then carry out the clear water rinsing again, because of producing a large amount of impurity in the carbon steel pickling production line, the large impurity that the wringing roller peeling etc. brought easily gets into in the return line, causes the pipeline to block up or flow to the filter before the pump, and then causes the unsmooth pump damage of pump suction opening, influences unit normal operating to lead to pickling efficiency to reduce, therefore, proposes an anti-blocking device for pickling.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides an anti-blocking device for pickling, which solves the problems that a great amount of impurities generated in a carbon steel pickling production line in the prior art are easy to enter a backflow pipeline, so that the pipeline is blocked or flows to a filter before a pump, and further a pump suction port is not smooth to damage, and the normal operation of a unit is influenced, thereby reducing the pickling efficiency.

(II) technical scheme

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the anti-blocking device for pickling comprises a return pipe, wherein an anti-blocking bin is arranged in the return pipe, an anti-blocking recovery mechanism is arranged in the anti-blocking bin, a discharge pipe is arranged on the lower surface of the return pipe, and an overflow block is fixedly connected to the upper surface of the anti-blocking bin;

the anti-blocking recovery mechanism comprises a limiting block movably sleeved on the upper surface of an anti-blocking bin, the lower surface of the limiting block is fixedly connected with a main rod, through grooves are formed in the surface of the main rod, the number of the through grooves is a plurality of, rotating gears are movably connected to the inside of the through grooves, the surfaces of the rotating gears are meshed with linkage gears, toothed plates are meshed with the surfaces of the linkage gears, driving rods are movably inserted into the inside of the main rod, the surfaces of the rotating gears are fixedly connected with rotating rods, and the two ends of the rotating rods are fixedly connected with filter screen plates together.

Optionally, a lining rubber layer is fixedly connected to one side of the return pipe, and a lining brick layer is fixedly connected to the surface of the lining rubber layer.

Optionally, the linkage gear is movably connected with the main rod, a groove corresponding to the through groove is formed in the surface of the driving rod, and the toothed plate is fixedly arranged in the groove.

Optionally, a plurality of the filter screen plate is matched with the anti-blocking bin, holes are formed in the surface of the anti-blocking bin, the anti-blocking bin is formed by welding PPH plates, and the diameters and the hole numbers of the holes are reasonable.

Optionally, overflow piece is linked together with prevent stifled storehouse, the discharging pipe is linked together with the back flow, the discharging pipe is linked together with outside water pump.

Optionally, one end fixedly connected with balancing weight of actuating lever, the hole looks adaptation with the filter screen plate.

Optionally, the connecting hole with anti-blocking storehouse looks adaptation is seted up to the both sides of stopper upper surface, the middle part fixedly connected with cavity ring of stopper upper surface.

(III) beneficial effects

The utility model provides an anti-blocking device for pickling, which has the following beneficial effects:

1. this anti-blocking device for pickling, through the back flow, prevent stifled storehouse, prevent stifled mechanism, overflow piece and balancing weight isotructure set up, when the back flow normal use, liquid is got into by the back flow and is prevented stifled storehouse inside, and flow into the discharging pipe through filter screen plate and hole, but when the too much back of filter screen plate surface debris, utilize the instrument of pincers class to prevent stifled mechanism removal to prevent stifled storehouse and back flow, open anti-stifled mechanism in the outside, thereby clear up the debris on filter screen plate surface away, afterwards will prevent stifled mechanism to put in preventing the storehouse, continue to use, thereby reduce the possibility that the pipeline was blockked up, after filtering debris, make debris can not follow the filter before liquid inflow pump, lead to the unsmooth pump damage of pump suction inlet, influence unit normal operating, thereby improve the efficiency of pickling.

2. This anti-blocking device is used in pickling, the back flow, prevent stifled storehouse, overflow piece and hole isotructure set up, when not timely to the clearance of filter screen plate surface debris, when leading to the filter screen plate filtration speed slower, liquid can slowly pile up in the inside of preventing stifled storehouse, when liquid water level risees to overflow the piece, inside the back flow is flowed into through overflowing the piece, again by the hole inflow discharging pipe, thereby make the device can continue work when the clearance is untimely, make pickling efficiency higher, and make the device use more convenient.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram of the three-dimensional structure of the anti-blocking bin of the utility model;

FIG. 3 is a schematic view of the structure of the anti-blocking recycling mechanism of the present utility model;

FIG. 4 is a schematic view of a part of the structure of the anti-blocking recycling mechanism of the present utility model;

fig. 5 is an enlarged schematic view of the structure of fig. 3 a according to the present utility model.

In the figure: 1. a return pipe; 2. an anti-blocking bin; 3. a discharge pipe; 4. a lining adhesive layer; 5. a brick lining layer; 6. an overflow block; 7. a limiting block; 8. a main rod; 9. rotating the gear; 10. a linkage gear; 11. a toothed plate; 12. a driving rod; 13. a through groove; 14. a rotating lever; 15. a filter screen plate; 16. and (5) balancing weights.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 5, the present utility model provides a technical solution: the utility model provides an anti-blocking device for pickling, including back flow 1, back flow 1 internally mounted has anti-blocking storehouse 2, anti-blocking storehouse 2 internally mounted has anti-blocking recovery mechanism, anti-blocking recovery mechanism includes the stopper 7 that the activity cup joints in anti-blocking storehouse 2 upper surface, stopper 7's lower surface fixedly connected with mobile jib 8, logical groove 13 has been seted up on the surface of mobile jib 8, the quantity of logical groove 13 is a plurality of, the inside all swing joint of a plurality of logical groove 13 has rotation gear 9, the surface engagement of rotation gear 9 has linkage gear 10, the surface engagement of linkage gear 10 has pinion rack 11, the inside activity grafting of mobile jib 8 has actuating lever 12, the one end fixedly connected with balancing weight 16 of actuating lever 12, hole and filter screen 15 looks adaptation, the fixed surface of rotation gear 9 is connected with dwang 14, the both ends of dwang 14 are fixedly connected with filter screen 15 jointly, after long-time use, the surface of the filter screen plate 15 is easy to accumulate sundries, so that the filtering efficiency is reduced, the limiting block 7 is required to be pulled upwards by pliers-like tools, when the limiting block 7 moves upwards, the linkage gear 10 rotates by the arrangement of the toothed plate 11, the rotary gear 9 is driven to rotate, the rotary rod 14 rotates, the plurality of filter screen plates 15 are driven to shrink close to each other, the driving rod 12 and the balancing weight 16 are driven to synchronously move upwards, the anti-blocking recycling mechanism is taken out to prevent the anti-blocking bin 2 and the return pipe 1, sundries are cleaned out from the outside, the filter screen plate 15 can be continuously reused, the linkage gear 10 is movably connected with the main rod 8, the surface of the driving rod 12 is provided with a groove corresponding to the through groove 13, the toothed plate 11 is fixedly arranged in the groove, the lower surface of the return pipe 1 is provided with the discharging pipe 3, and when the return pipe 1 is normally used, liquid enters the anti-blocking bin 2 from the return pipe 1 and flows into the discharge pipe 3 through the filter screen plate 15 and the holes;

the upper surface of the anti-blocking bin 2 is fixedly connected with an overflow block 6, when the anti-blocking bin is used for too long and cleaning is not timely, impurities on the surface of the filter screen 15 are accumulated, so that the filtering efficiency is reduced, liquid is continuously accumulated, the water level is gradually increased, when the water level is kept at the same level as the overflow block 6, the liquid flows outwards into the reflux pipe 1 through the overflow block 6 and flows into the anti-blocking bin 2 through holes, so that the liquid is discharged through the discharging pipe 3, the device can continuously work under the condition that the device is not cleaned timely, the liquid is filtered through the holes and the filter screen 15, so that the impurities cannot flow into a pump suction port and a pump port filter, the device is more convenient to use, one side of the reflux pipe 1 is fixedly connected with a lining rubber layer 4, and the surface of the lining rubber layer 4 is fixedly connected with a lining brick layer 5, the anti-blocking bin 2 is welded by PPH plates, the holes are formed in the surface of the anti-blocking bin 2, the aperture and the aperture number of the holes are reasonable, the overflow block 6 is communicated with the anti-blocking bin 2, the discharge pipe 3 is communicated with the return pipe 1, the discharge pipe 3 is communicated with an external water pump, connecting holes matched with the anti-blocking bin 2 are formed in the two sides of the upper surface of the limiting block 7, a hollow ring is fixedly connected to the middle part of the upper surface of the limiting block 7, the anti-blocking recovery mechanism is not in a contracted state through the arrangement of the balancing weight 16, after sundries are cleaned, the balancing weight 16 and the driving rod 12 are inserted into the anti-blocking bin 2, after the balancing weight 16 contacts with the inner bottom wall of the anti-blocking bin 2, the driving rod 12 does not move, so that the main rod 8 moves downwards, the rotating gear 9 and the linkage gear 10 rotate synchronously, the plurality of filtering net plates 15 are opened, and is attached to the inner wall of the anti-blocking bin 2, and the filtering is continuously carried out.

Detailed descriptions of known functions and known components are omitted in the specific embodiments of the present disclosure, and the operating means adopted to ensure compatibility of the device are consistent with the parameters of the commercial instruments.

In summary, the operation steps of the anti-blocking device for pickling are as follows;

1. when the anti-blocking filter screen plate is used, a user normally uses the return pipe 1, liquid enters the anti-blocking bin 2 from the return pipe 1 and flows into the discharging pipe 3 through the filter screen plate 15 and the holes, sundries are easily accumulated on the surface of the filter screen plate 15 after the anti-blocking filter screen plate is used for a long time, so that the filtering efficiency is reduced, the limiting block 7 is required to be pulled upwards by a clamp-type tool, when the limiting block 7 moves upwards, the linkage gear 10 is rotated through the arrangement of the toothed plate 11, the rotating gear 9 is driven to rotate, the rotating rod 14 is driven to rotate, the plurality of filter screen plates 15 are driven to mutually approach and shrink, the driving rod 12 and the balancing weight 16 are driven to synchronously move upwards, the anti-blocking filter screen plate 2 and the return pipe 1 are taken out, and sundries are cleaned out from the outside, so that the filter screen plate 15 can be continuously reused;

2. through the arrangement of the balancing weight 16, the anti-blocking recovery mechanism is not in a contracted state, after sundries are cleaned, the balancing weight 16 and the driving rod 12 are inserted into the anti-blocking bin 2, when the balancing weight 16 contacts with the inner bottom wall of the anti-blocking bin 2, the driving rod 12 does not move any more, so that the main rod 8 moves downwards, the rotating gear 9 and the linkage gear 10 rotate synchronously, a plurality of filter screen plates 15 are opened and are attached to the inner wall of the anti-blocking bin 2, and filtering is continuously performed;

3. when the live time overlength and clear up untimely time, lead to the debris accumulation on filter screen 15 surface for filtration efficiency reduces, thereby make liquid continuously pile up, the water level rises gradually, when water level and overflow piece 6 hold at ordinary times, the inside that the outside inflow back flow 1 was overflowed to liquid through overflow piece 6, and flow into the inside of preventing stifled storehouse 2 through the hole, thereby make liquid discharge through discharging pipe 3, make the device under the condition that does not in time clear up, can continue the work, and through hole and filter screen 15, more thoroughly filter liquid, thereby make debris can not flow into pump suction inlet and pump mouth filter department, make the device use more convenient.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides an anti-blocking device for pickling, includes back flow (1), its characterized in that: an anti-blocking bin (2) is arranged in the return pipe (1), an anti-blocking recovery mechanism is arranged in the anti-blocking bin (2), a discharging pipe (3) is arranged on the lower surface of the return pipe (1), and an overflow block (6) is fixedly connected to the upper surface of the anti-blocking bin (2);

anti-blocking recovery mechanism is including the activity cup joint in stopper (7) of anti-blocking storehouse (2) upper surface, the lower fixed surface of stopper (7) is connected with mobile jib (8), logical groove (13) have been seted up on the surface of mobile jib (8), the quantity of logical groove (13) is a plurality of, and the inside of a plurality of logical groove (13) is all swing joint has rotation gear (9), the surface engagement of rotation gear (9) has linkage gear (10), the surface engagement of linkage gear (10) has pinion rack (11), the inside activity grafting of mobile jib (8) has actuating lever (12), the fixed surface of rotation gear (9) is connected with dwang (14), the both ends of dwang (14) are fixedly connected with filter screen plate (15) jointly.

2. The anti-blocking device for pickling according to claim 1, wherein: one side of the return pipe (1) is fixedly connected with a lining adhesive layer (4), and the surface of the lining adhesive layer (4) is fixedly connected with a lining brick layer (5).

3. The anti-blocking device for pickling according to claim 1, wherein: the linkage gear (10) is movably connected with the main rod (8), a groove corresponding to the through groove (13) is formed in the surface of the driving rod (12), and the toothed plate (11) is fixedly arranged in the groove.

4. The anti-blocking device for pickling according to claim 1, wherein: the filter screen plates (15) are matched with the anti-blocking bin (2), holes are formed in the surface of the anti-blocking bin (2), the anti-blocking bin (2) is formed by welding PPH plates, and the diameters and the numbers of the holes are reasonable.

5. The anti-blocking device for pickling according to claim 1, wherein: the overflow block (6) is communicated with the anti-blocking bin (2), the discharging pipe (3) is communicated with the return pipe (1), and the discharging pipe (3) is communicated with an external water pump.

6. The anti-blocking device for pickling according to claim 4, wherein: one end of the driving rod (12) is fixedly connected with a balancing weight (16), and the holes are matched with the filter screen plate (15).

7. The anti-blocking device for pickling according to claim 1, wherein: the two sides of the upper surface of the limiting block (7) are provided with connecting holes matched with the anti-blocking bin (2), and the middle part of the upper surface of the limiting block (7) is fixedly connected with a hollow ring.