CN218059099U

CN218059099U - Continuous austempering furnace for strip steel production

Info

Publication number: CN218059099U
Application number: CN202221472403.2U
Authority: CN
Inventors: 肖国龙; 鲁华章; 肖德明
Original assignee: Hubei Dimeng New Material Co ltd
Current assignee: Hubei Dimeng New Material Co ltd
Priority date: 2022-06-11
Filing date: 2022-06-11
Publication date: 2022-12-16
Anticipated expiration: 2032-06-11

Abstract

The utility model relates to the technical field of strip steel quenching equipment, in particular to an Olympic continuous quenching furnace for strip steel production. Its technical scheme includes the heating cabinet, quenches case and operation panel, the heating cabinet is installed to operation panel one side, heating cabinet upper surface axle center position department installs the sliding ring, the inside lead screw that pegs graft of sliding ring, surface mounting has the hot plate under the lead screw, surface mounting has the hand wheel on the lead screw, the operation panel upper surface deviates from one side of heating cabinet and installs the case that quenches, it installs the hydrojet pipe through the mounting plate board to quench incasement portion, surface mounting has the landing leg under the operation panel, the fixed plate is installed to the landing leg inboard, surface mounting has the quenchant case on the fixed plate. The utility model discloses can be with accomplishing the impurity filtering in the quenching agent after quenching and absorb its inside heat, absorptive heat can be used for preheating of raw materials to be favorable to energy-concerving and environment-protective.

Description

Continuous austempering furnace for strip steel production

Technical Field

The utility model relates to the technical field of strip steel quenching equipment, in particular to an Olympic continuous quenching furnace for strip steel production.

Background

The strip steel is a narrow and long steel plate produced by various steel rolling enterprises in order to meet the requirements of different industrial departments on industrial production of various types of metal or mechanical products. The strip steel is also called steel strip, the width is within 1300mm, and the length is slightly different according to the size of each roll.

Through mass search, a typical quenching furnace for continuous austenic quenching furnaces for strip steel production in the prior art, such as the quenching furnace suitable for steel strip production disclosed by the publication number CN207276661U, is convenient for adjusting quenching problems, and can effectively improve quenching efficiency and quenching effect.

In the production process of strip steel, the strip steel is required to be quenched to be austenitized completely or partially, and in the quenching process of the conventional Olympic continuous quenching furnace for producing the strip steel, a quenching agent is directly discharged after the quenching process is finished, so that waste is caused and environmental pollution is caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an ore-series continuous quenching furnace for belted steel production possesses impurity filtering in can the quenching agent after will accomplishing quenching and absorbs its inside heat, and absorptive heat can be used for preheating of raw materials to be favorable to energy-concerving and environment-protective advantage, solved current an ore-series continuous quenching furnace for belted steel production at the in-process direct emission of quenching agent after accomplishing the quenching process and fallen and both caused the waste and can also lead to environmental pollution's problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an ore's continuous quenching furnace for belted steel production, includes heating cabinet, quenching case and operation panel, the heating cabinet is installed to operation panel one side, heating cabinet upper surface axle center position department installs the sliding ring, the inside lead screw that pegs graft of sliding ring, surface mounting has the hot plate under the lead screw, surface mounting has the hand wheel on the lead screw, the operation panel upper surface deviates from one side of heating cabinet and installs the quenching case, the inside spray tube of installing through the mounting plate board of quenching case, surface mounting has the landing leg under the operation panel, the fixed plate is installed to the landing leg inboard, surface mounting has the quenching agent case on the fixed plate, the connecting pipe is installed to the heating cabinet inboard, and the connecting pipe is terminal and the inboard connection of quenching case.

Preferably, the heating plate is equipped with two altogether, and two the heating plate is installed respectively in the bottom of lead screw lower surface and heating cabinet inner wall. The two heating plates simultaneously heat the upper surface and the lower surface of the strip steel, so that the heating speed of the strip steel is improved.

Preferably, the number of the liquid spraying pipes is two, and the two liquid spraying pipes are symmetrically arranged inside the quenching box at positions close to the upper surface and the lower surface through the mounting plate. The quenching agents sprayed out from the two liquid spraying pipes simultaneously quench the upper surface and the lower surface of the strip steel, and the quenching efficiency of the strip steel is improved.

Preferably, the upper surface of the operating platform is arranged below the connecting pipe and is provided with a circulating pump, the input end of the circulating pump is arranged in the quenching agent box, the output end of the circulating pump is provided with a three-way pipe, and the upper surface and the lower surface of the three-way pipe are respectively connected with the tail ends of the two liquid spraying pipes. The circulating pump conveys the quenching agent in the quenching agent box to the interior of the liquid spraying pipe.

Preferably, an infrared thermometer is mounted on the upper surface of the connecting pipe. And acquiring the temperature of the heated strip steel through an infrared thermometer.

Preferably, the heating cabinet outside is equipped with the heating import, the heating cabinet inboard is equipped with the heating export, the quenching incasement side is equipped with the quenching import, the quenching case outside is equipped with the quenching export. The strip steel enters from the heating inlet, is heated and then comes out from the heating outlet, enters from the quenching inlet, is quenched and then is discharged from the quenching outlet.

Preferably, the number of the supporting legs is four, and the four supporting legs are respectively arranged on the lower surface of the operating platform and close to the four corner positions. The four support legs play a role in supporting the operating platform.

Preferably, the gas collecting channel is installed to the position department of quenching case outside being close to the upper surface, the operation panel lower surface is located quenching case below position department and installs the air exhauster, air exhauster input and gas collecting channel upper surface connection, air exhauster output and quenchant case upper surface connection, quenchant case upper surface axle center position department installs temperature sensor, quenching case below surface mounting has the fluid-discharge tube, the check valve is installed to the fluid-discharge tube end, and check valve lower surface and quenchant case upper surface connection, the position department of quenchant incasement portion is located the check valve below installs the filter, operation panel below surface mounting has the draught fan, the rose box is installed to the draught fan input, the heat exchange tube is installed to the draught fan output, and the heat exchange tube is located quenchant incasement portion, communicating pipe is installed to the heat exchange tube end. Through setting up heat exchange tube, air exhauster and draught fan, can will accomplish the impurity filtering in the quenching agent after quenching and absorb its inside heat, the absorptive heat can be used for preheating of raw materials to be favorable to energy-concerving and environment-protective.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a set up the lead screw, hand wheel and spray tube, reached and to have heated and quench the belted steel of different thickness, the commonality of device has been improved, the effect of the heating of belted steel and quenching speed has been improved simultaneously, interval between two hot plates is adjusted to the thickness rotation hand wheel according to belted steel, two hot plates heat the upper and lower surface of belted steel simultaneously, improve the rate of heating of belted steel, and two spray tube spun quenchant quenches the upper and lower surface of belted steel simultaneously, the quenching efficiency of belted steel has been improved.

2. The utility model discloses a set up the heat exchange tube, air exhauster and draught fan, reached and to have accomplished the impurity filtering in the quenching agent after quenching and absorb its inside heat, absorptive heat can be used for preheating of raw materials, thereby be favorable to energy-concerving and environment-protective effect, the quenching agent liquid of quenching incasement portion enters into the quenching agent incasement portion through the fluid-discharge tube and by filter filtering impurity wherein, and the gasification liquid that produces in the quenching process passes through the air exhauster and the gas collecting hood is discharged to the quenching agent incasement portion and through filter filtering impurity wherein, the draught fan carries the heat exchange intraduct with outside cold air, the intraduct cold air of heat exchange tube carries out thermal exchange through heat exchange tube pipe wall and the high temperature quenching agent of quenching agent incasement portion, can preheat the raw materials after the cold air intensifies.

Drawings

FIG. 1 is a schematic view of the structure of the present invention;

FIG. 2 is a schematic view of a partial front view structure of the heating box of the present invention;

FIG. 3 is a schematic view of a local main view structure of the quenching box of the present invention;

FIG. 4 is a schematic view of the structure of the quenching agent box of the present invention.

Reference numerals: 1. a heating box; 2. heating plates; 3. an infrared thermometer; 4. a connecting pipe; 5. a quenching box; 6. mounting a plate; 7. a liquid spraying pipe; 8. a gas-collecting hood; 9. an operation table; 10. an exhaust fan; 11. a support leg; 12. a fixing plate; 13. a quenching agent box; 14. an induced draft fan; 15. a filter cartridge; 16. a hand wheel; 17. a slip ring; 18. a lead screw; 19. a heating outlet; 20. heating the inlet; 21. a quenching inlet; 22. a three-way pipe; 23. a quenching outlet; 24. a liquid discharge pipe; 25. a one-way valve; 26. a circulation pump; 27. a communicating pipe; 28. a heat exchange pipe; 29. a temperature sensor; 30. a filter plate.

Detailed Description

The technical solution of the present invention will be further explained with reference to the accompanying drawings and specific embodiments.

Example one

As shown in figures 1-3, the Aoshi continuous quenching furnace for strip steel production provided by the utility model comprises a heating box 1, a quenching box 5 and an operating platform 9, wherein the heating box 1 is arranged on one side of the operating platform 9, a sliding ring 17 is arranged on the axis position of the upper surface of the heating box 1, a lead screw 18 is inserted in the sliding ring 17, a heating plate 2 is arranged on the lower surface of the lead screw 18, the number of the heating plates 2 is two, the two heating plates 2 are respectively arranged at the lower surface of the screw rod 18 and the bottom of the inner wall of the heating box 1, the hand wheel 16 is arranged on the upper surface of the screw rod 18, the quenching box 5 is arranged on one side of the upper surface of the operating platform 9, which is far away from the heating box 1, the liquid spraying pipes 7 are arranged in the quenching box 5 through the mounting plate 6, the number of the liquid spraying pipes 7 is two, the two liquid spraying pipes 7 are symmetrically arranged at the positions close to the upper surface and the lower surface in the quenching box 5 through the mounting plate 6, the lower surface of the operating platform 9 is provided with four supporting legs 11, the four supporting legs 11 are respectively arranged at the positions, close to the four corners, of the lower surface of the operating platform 9, the inner sides of the supporting legs 11 are provided with fixing plates 12, the upper surface of the fixing plate 12 is provided with a quenching agent box 13, the inner side of the heating box 1 is provided with a connecting pipe 4, the upper surface of the connecting pipe 4 is provided with an infrared thermometer 3, the tail end of the connecting pipe 4 is connected with the inner side of the quenching box 5, a circulating pump 26 is arranged on the upper surface of the operating platform 9 at the position below the connecting pipe 4, the input end of the circulating pump 26 is arranged in the quenching agent box 13, the output end of the circulating pump 26 is provided with a three-way pipe 22, the upper surface and the lower surface of the three-way pipe 22 are respectively connected with the tail ends of the two liquid spraying pipes 7, the outer side of the heating box 1 is provided with a heating inlet 20, the inner side of the heating box 1 is provided with a heating outlet 19, the inner side of the quenching box 5 is provided with a quenching inlet 21, and the outer side of the quenching box 5 is provided with a quenching outlet 23.

The working principle of the Aoshi continuous quenching furnace for strip steel production based on the embodiment 1 is as follows: the distance between the two heating plates 2 is adjusted by rotating the hand wheel 16 according to the thickness of the strip steel, the two heating plates 2 heat the upper surface and the lower surface of the strip steel simultaneously, the heating speed of the strip steel is improved, and the quenching agents sprayed out of the two liquid spraying pipes 7 quench the upper surface and the lower surface of the strip steel simultaneously, so that the quenching efficiency of the strip steel is improved.

Example two

As shown in fig. 1, fig. 3 and fig. 4, the utility model provides an auser's continuous quenching furnace for belted steel production, compare in embodiment one, this embodiment still includes that the quenching case 5 outside is close to upper surface position department and installs gas collecting channel 8, operating panel 9 lower surface is located quenching case 5 below position department and installs air exhauster 10, air exhauster 10 input and gas collecting channel 8 upper surface connection, air exhauster 10 output and quenching agent case 13 upper surface connection, quenching agent case 13 upper surface axle center position department installs temperature sensor 29, quenching case 5 lower surface mounting has fluid-discharge tube 24, check valve 25 is installed to fluid-discharge tube 24 end, and check valve 25 lower surface and quenching agent case 13 upper surface connection, quenching agent case 13 is inside to be located check valve 25 below position department and installs filter 30, operating panel 9 lower surface mounting has draught fan 14, filter cartridge 15 is installed to the 14 input, heat exchange tube 28 is installed to the draught fan 14 output, and heat exchange tube 28 is located inside quenching agent case 13, communicating pipe 27 is installed to the heat exchange tube 28 end.

In this embodiment, the quenching agent liquid inside the quenching box 5 enters the quenching agent box 13 through the liquid discharge pipe 24 and is filtered by the filter plate 30 to remove impurities therein, the gasified liquid generated in the quenching process is discharged into the quenching agent box 13 through the exhaust fan 10 and the gas collecting hood 8 and is filtered by the filter plate 30 to remove impurities therein, the external cold air is conveyed to the inside of the heat exchange pipe 28 by the induced fan 14, the cold air inside the heat exchange pipe 28 is subjected to heat exchange with the high-temperature quenching agent inside the quenching agent box 13 through the pipe wall of the heat exchange pipe 28, and the raw materials can be preheated after the temperature of the cold air is raised.

The above embodiments are merely some preferred embodiments of the present invention, and those skilled in the art can make various alternative modifications and combinations to the above embodiments based on the technical solution of the present invention and the related teachings of the above embodiments.

Claims

1. The utility model provides an Aoshi continuous quenching furnace for belted steel production, includes heating cabinet (1), quenching box (5) and operation panel (9), its characterized in that: operation panel (9) one side is installed and is heated case (1), heating case (1) upper surface axle center position department installs sliding ring (17), the inside grafting of sliding ring (17) has lead screw (18), lead screw (18) lower surface mounting has hot plate (2), lead screw (18) upper surface mounting has hand wheel (16), one side that operation panel (9) upper surface deviates from heating case (1) is installed and is quenched case (5), quench case (5) inside installs spray tube (7) through mounting panel (6) board, operation panel (9) lower surface mounting has landing leg (11), fixed plate (12) are installed to landing leg (11) inboard, fixed plate (12) upper surface mounting has quenchant case (13), connecting pipe (4) are installed to heating case (1) inboard, and connecting pipe (4) end and quenching case (5) inboard are connected.

2. The austenic continuous quenching furnace for strip steel production as claimed in claim 1, wherein: the heating plates (2) are arranged in two, and the two heating plates (2) are respectively arranged at the lower surface of the screw rod (18) and the bottom of the inner wall of the heating box (1).

3. The austenic continuous quenching furnace for strip steel production according to claim 1, characterized in that: the spray pipes (7) are arranged in two, and the spray pipes (7) are symmetrically arranged at the positions close to the upper surface and the lower surface inside the quenching box (5) through the mounting plates (6).

4. The austenic continuous quenching furnace for strip steel production according to claim 1, characterized in that: the upper surface of the operating platform (9) is located below the connecting pipe (4) and is provided with a circulating pump (26), the input end of the circulating pump (26) is located inside the quenching agent box (13), the output end of the circulating pump (26) is provided with a three-way pipe (22), and the upper surface and the lower surface of the three-way pipe (22) are respectively connected with the tail ends of the two liquid spraying pipes (7).

5. The austenic continuous quenching furnace for strip steel production according to claim 1, characterized in that: and an infrared thermometer (3) is arranged on the upper surface of the connecting pipe (4).

6. The austenic continuous quenching furnace for strip steel production according to claim 1, characterized in that: the heating box (1) outside is equipped with heating import (20), heating box (1) inboard is equipped with heating export (19), quenching case (5) inboard is equipped with quenching import (21), quenching case (5) outside is equipped with quenching export (23).

7. The austenic continuous quenching furnace for strip steel production as claimed in claim 1, wherein: the number of the supporting legs (11) is four, and the four supporting legs (11) are respectively arranged on the lower surface of the operating platform (9) and are close to four corner positions.

8. The austenic continuous quenching furnace for strip steel production according to claim 1, characterized in that: quenching case (5) outside is close to upper surface position department and installs gas collecting channel (8), operation panel (9) lower surface is located quenching case (5) below position department and installs air exhauster (10), air exhauster (10) input and gas collecting channel (8) upper surface connection, air exhauster (10) output and quenchant case (13) upper surface connection, quenchant case (13) upper surface axle center position department installs temperature sensor (29), quenching case (5) below surface mounting has fluid-discharge tube (24), fluid-discharge tube (24) end-to-end installation has check valve (25), and check valve (25) lower surface and quenchant case (13) upper surface connection, quenchant case (13) inside is located check valve (25) below position department and installs filter (30), operation panel (9) under surface mounting has draught fan (14), filter cartridge (15) are installed to draught fan (14) input, heat exchange tube (28) are installed to draught fan (14) output, and heat exchange tube (28) are located inside quenchant case (13), communicating pipe (27) end-to be installed communicating pipe (28).