CN215143421U

CN215143421U - Cooling spray device for seamless steel pipe cold rolling mill

Info

Publication number: CN215143421U
Application number: CN202120802720.5U
Authority: CN
Inventors: 尹延卫; 张郭仪; 卢君卿; 徐贻源
Original assignee: Jiangsu Yongteli Machinery Co ltd
Current assignee: Jiangsu Yongteli Machinery Co ltd
Priority date: 2021-04-19
Filing date: 2021-04-19
Publication date: 2021-12-14
Anticipated expiration: 2031-04-19

Abstract

The utility model discloses a cooling spray set that seamless steel pipe cold rolling mill was used relates to cold pilger mill technical field, its technical essential: the water inlet pipe is connected with a spraying device, the spraying device is arranged above the rack, the water inlet pipe is connected with the spraying device through a one-way valve I, a collecting cavity corresponding to the spraying device is formed in the bottom of the rack, the bottom of the collecting cavity is arc-shaped, the lowest part of the bottom of the collecting cavity is communicated with a filtering pipeline, a filtering device is arranged in the filtering pipeline, the filtering pipeline is communicated with a small water pump, the other end of the small water pump is communicated with a water replenishing pipe, and the other end of the water replenishing pipe is communicated with the spraying device through a one-way valve II; the utility model discloses cyclic utilization coolant liquid practices thrift the coolant liquid, reduce cost.

Description

Cooling spray device for seamless steel pipe cold rolling mill

Technical Field

The utility model belongs to the technical field of cold pilger mill technique and specifically relates to a cooling spray set that seamless steel pipe cold rolling mill was used is related to.

Background

The surface of the steel pipe after being rolled has higher temperature, and a large amount of residues are remained on the surface, so that the steel pipe is very necessary to be cooled, and the effective cooling can quickly reduce the temperature of the steel pipe, so that the next step can be carried out more quickly.

The cooling spray device for the seamless steel pipe cold rolling mill of the prior application No. CN201220251679.8 is characterized in that a spray device positioning component is arranged at the top of a working rack of the cold rolling mill, the upper pipe body of a sleeve of the spray device positioning component is connected with a rubber hose for water inlet, a rolling bearing component is sheathed on the middle pipe body of the sleeve in a surrounding manner, the contact part of the lower end of the rolling bearing component and the sleeve is fixed and limited by a check ring for a shaft, a spray seat is sheathed on the lower pipe body of the sleeve, a mechanical elastic part is arranged inside the spray seat, the spray pipes are respectively connected with through holes arranged at two sides of the spray seat and communicated with the inside of the spray seat, the lower part of the spray seat is connected with a bottom plate of a bottom fixing component, the connection part is sealed and fixed by a check ring for holes, connecting bolts are screwed into the through holes at the corners around the bottom plate and the spray seat, and the spray seat is fixed on the bottom plate by matching with a spring washer, the bottom lower part is welded and fixed at the top of the working rack of the cold rolling mill, the problems of dynamic sealing and synchronous rotation of the spray device of the lubricating system of the seamless steel pipe cold rolling mill are effectively solved, the shutdown maintenance of equipment is reduced, and the production efficiency is greatly improved. However, this technique does not achieve recycling of the coolant, and requires a large amount of coolant.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cooling spray set that seamless steel pipe cold rolling mill was used, the coolant liquid is practiced thrift to cyclic utilization coolant liquid, reduce cost.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a cooling spray set that seamless steel pipe cold rolling mill was used, includes frame, the inlet tube of cold rolling mill, it has spray set to advance water piping connection, spray set locates the frame top, the inlet tube is connected with spray set through check valve one, the frame bottom is opened has the collection chamber that corresponds with spray set, it is the arc to collect the chamber bottom, it has the filter tube to collect the lower intercommunication in chamber bottom, be equipped with filter equipment in the filter tube, the filter tube intercommunication has small-size water pump, small-size water pump's other end intercommunication has the moisturizing pipe, the other end of moisturizing pipe is linked together with spray set through check valve two.

By adopting the scheme, when the rolled steel pipe needs to be cooled and cleaned, the rolled steel pipe is positioned in the middle of the rack, the spraying device is positioned at the upper part of the rack, the cooling liquid is discharged into the spraying device through the water inlet pipe, the one-way valve I prevents the cooling liquid from flowing back, the cooling liquid cools and cleans the rolled steel pipe through the spraying device, after the cooling and cleaning are completed, the cooling liquid falls into the collection cavity, the cooling liquid in the collection cavity is filtered to remove residues through the filtering device and enters the filtering pipeline, then the cooling liquid enters the water replenishing pipe due to the extraction of the small water pump and then enters the spraying device again for spraying, the one-way valve II prevents the cooling liquid from flowing back into the filtering pipeline, and the one-way valve I prevents the cooling liquid from flowing back into the water inlet pipe; the device can recycle the cooling liquid, saves the cooling liquid and reduces the cost.

Preferably, the filtering device comprises a filtering barrel, the outer wall of the filtering barrel is attached to the inner wall of the filtering pipeline, and a filtering through hole is formed in the bottom of the filtering through hole.

Preferably, the top of the filtering tube is provided with a hollow limiting ring, and the size of the limiting ring is larger than that of the filtering pipeline.

Preferably, two ends of the limiting ring are hinged with arc handles.

Preferably, the spraying device comprises a spray head, the spray head is in a long strip shape which is matched with the length of the rolled steel pipe, a plurality of small nozzles are arranged at the bottom of the spray head, and the small nozzles are uniformly distributed at the bottom of the spray head.

Preferably, the spray head is in a strip shape with a cambered surface, and the arc shape of the spray head is adapted to the curvature of the rolled steel pipe.

The utility model discloses following beneficial effect has:

when the rolled steel pipe needs to be cooled and cleaned, the rolled steel pipe is located in the middle of a rack, a spraying device is located on the upper portion of the rack, cooling liquid is discharged into the spraying device through a water inlet pipe, a first check valve prevents the cooling liquid from flowing back, the cooling liquid cools and cleans the rolled steel pipe through the spraying device, after cooling and cleaning are completed, the cooling liquid falls into a collecting cavity, the cooling liquid in the collecting cavity is filtered to remove residues through a filtering device and then enters a filtering pipeline, then the cooling liquid enters a water replenishing pipe due to extraction of a small water pump and then enters the spraying device again for spraying, a second check valve prevents the cooling liquid from flowing back into the filtering pipeline, and a first check valve prevents the cooling liquid from flowing back into a water inlet pipe; the device can recycle the cooling liquid, save the cooling liquid and reduce the cost;

the filtering device is a filtering barrel, a filtering through hole for filtering residues is formed in the bottom of the filtering barrel, the limiting ring clamps the filtering barrel on the upper portion of the filtering pipeline to enable the filtering barrel to be kept fixed in position, and after the arc-shaped handle can be pulled up, the handle is pulled up to pull the filtering barrel out of the filtering pipeline, so that the filtering barrel is convenient to clean.

Drawings

Fig. 1 is a schematic perspective view of an embodiment of the present invention;

FIG. 2 is a schematic diagram of a filtering pipeline according to an embodiment of the present invention;

fig. 3 is a bottom view of the nozzle according to the embodiment of the present invention.

In the figure: 1. a frame; 2. a water inlet pipe; 3. a spraying device; 31. a spray head; 32. a nozzle; 4. a one-way valve I; 5. a second one-way valve; 6. a collection chamber; 7. a filtration pipeline; 8. a filtration device; 81. a filter vat; 82. a filtration through hole; 9. a small-sized water pump; 10. a water replenishing pipe; 11. a limiting ring; 12. a handle.

Detailed Description

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

The utility model provides a cooling spray set that seamless steel pipe cold rolling mill was used, as shown in fig. 1-2, frame 1 including the cold rolling mill, inlet tube 2 is connected with spray set 3, spray set 3 locates frame 1 top, inlet tube 2 is connected with spray set 3 through check valve 4, 1 bottom of frame is opened has the collection chamber 6 that corresponds with spray set 3, it is the arc to collect 6 bottoms in chamber, it has filter pipe 7 to collect 6 bottoms in chamber, be equipped with filter equipment 8 in the filter pipe 7, filter pipe 7 intercommunication has small-size water pump 9, small-size water pump 9's other end intercommunication has moisturizing pipe 10, moisturizing pipe 10's the other end is linked together with spray set 3 through two 5 check valves.

As shown in fig. 1-2, when the rolled steel pipe needs to be cooled and cleaned, the rolled steel pipe is located in the middle of the rack 1, the spraying device 3 is located on the upper portion of the rack 1, the cooling liquid is discharged into the spraying device 3 through the water inlet pipe 2, the first check valve 4 prevents the cooling liquid from flowing back, the cooling liquid cools and cleans the rolled steel pipe through the spraying device 3, after cooling and cleaning are completed, the cooling liquid falls into the collection cavity 6, the cooling liquid in the collection cavity 6 enters the filtering pipeline 7 after residue is filtered out through the filtering device 8, then the cooling liquid enters the water replenishing pipe 10 for spraying again due to extraction of the small water pump 9, the second check valve 5 prevents the cooling liquid from flowing back into the filtering pipeline 7, and the first check valve 4 prevents the cooling liquid from flowing back into the water inlet pipe 2; the device can recycle the cooling liquid, saves the cooling liquid and reduces the cost.

As shown in fig. 1-2, the filtering device 8 comprises a filtering barrel 81, the outer wall of the filtering barrel 81 is attached to the inner wall of the filtering pipeline 7, a filtering through hole 82 is arranged at the bottom of the filtering through hole, and a filtering through hole 82 for filtering residues is arranged at the bottom of the filtering barrel 81; the top of the filtering tube is provided with a hollow limiting ring 11, the size of the limiting ring 11 is larger than that of the filtering pipeline 7, and the filtering barrel 81 is clamped on the upper part of the filtering pipeline 7 by the limiting ring 11 so that the position of the filtering barrel is kept fixed; the filtering device 8 is a filtering barrel 81, two ends of the limiting ring 11 are hinged with arc handles 12, the arc handles 12 can be pulled after being pulled up, and the filtering barrel 81 can be pulled out from the filtering pipeline 7, so that the cleaning is convenient.

As shown in fig. 1 and 3, the spraying device 3 includes a spraying head 31, the spraying head 31 is in a shape of a strip adapted to the length of the rolled steel pipe, the bottom of the spraying head 31 is provided with a plurality of small nozzles 32, the small nozzles 32 are uniformly distributed at the bottom of the spraying head 31, the spraying head 31 is in a shape of a strip provided with an arc surface, the arc shape of the spraying head 31 is adapted to the curvature of the rolled steel pipe, and the spraying head 31 adapted to the rolled steel pipe has better cleaning and cooling effects.

The above is only a specific embodiment of the present invention, but the technical features of the present invention are not limited thereto. Any simple changes, equivalent replacements or modifications made based on the present invention to solve the same technical problems and achieve the same technical effects are all covered in the protection scope of the present invention.

Claims

1. The utility model provides a cooling spray set that seamless steel pipe cold rolling mill was used, includes frame (1), inlet tube (2) of cold rolling mill, inlet tube (2) are connected with spray set (3), frame (1) top, its characterized in that are located in spray set (3): inlet tube (2) are connected with spray set (3) through check valve (4), frame (1) bottom is opened has collection chamber (6) that corresponds with spray set (3), it is the arc to collect chamber (6) bottom, it has filtering duct (7) to collect the lowest intercommunication in chamber (6) bottom, be equipped with filter equipment (8) in filtering duct (7), filtering duct (7) intercommunication has small-size water pump (9), the other end intercommunication of small-size water pump (9) has moisturizing pipe (10), the other end of moisturizing pipe (10) is linked together through two (5) of check valve and spray set (3).

2. The cooling spray device for the seamless steel tube cold rolling mill according to claim 1, characterized in that: the filtering device (8) comprises a filtering barrel (81), the outer wall of the filtering barrel (81) is attached to the inner wall of the filtering pipeline (7), and a filtering through hole (82) is formed in the bottom of the filtering through hole.

3. The cooling spray device for the seamless steel tube cold rolling mill according to claim 2, characterized in that: the top of the filtering tube is provided with a hollow limiting ring (11), and the size of the limiting ring (11) is larger than that of the filtering pipeline (7).

4. The cooling spray device for the seamless steel tube cold rolling mill according to claim 3, characterized in that: two ends of the limiting ring (11) are hinged with arc handles (12).

5. The cooling spray device for the seamless steel tube cold rolling mill according to claim 1, characterized in that: spray set (3) are including shower nozzle (31), the shape of shower nozzle (31) is for the rectangular shape that suits with rolling steel pipe length, shower nozzle (31) bottom is equipped with a plurality of small-size nozzles (32), small-size nozzle (32) evenly distributed is in shower nozzle (31) bottom.

6. The cooling spray device for the seamless steel tube cold rolling mill according to claim 5, characterized in that: the shape of the spray head (31) is a strip with a cambered surface, and the cambered surface of the spray head (31) is adapted to the curvature of the rolled steel pipe.