CN212691721U

CN212691721U - Forging waste heat utilization device

Info

Publication number: CN212691721U
Application number: CN202021165448.6U
Authority: CN
Inventors: 戴荣根; 兰轩
Original assignee: Zhejiang Rongli Heavy Industry Co ltd
Current assignee: Zhejiang Rongli Heavy Industry Co ltd
Priority date: 2020-06-22
Filing date: 2020-06-22
Publication date: 2021-03-12
Anticipated expiration: 2030-06-22

Abstract

The utility model discloses a forging waste heat utilization equipment, including high pressure boiler, inlet tube, heat pipe, cold forging and spring, high pressure boiler's upper surface is provided with the inlet tube, and high pressure boiler's inside is provided with the heat pipe, the revolving door is all installed to the surface about high pressure boiler, and high pressure boiler's whole by ejection of compact track run through, high pressure boiler's upper end is connected with steam turbine engine, and the surface of driving gear is connected with driven gear, the surface of revolving door is connected with the spring, and the other end of spring is connected on the internal surface lateral wall of high pressure boiler and heat preservation room. This forging waste heat utilization equipment is provided with the heat pipe, absorbs the waste heat that the hot forging piece gived off and conducts to the high pressure boiler through the heat pipe, makes water become high-pressure high temperature vapor to conduct to the heat preservation room in through the trachea, carry out the preheating before heat treatment to the cold forging piece when constant temperature annealing to the hot forging piece.

Description

Forging waste heat utilization device

Technical Field

The utility model relates to a steel forges technical field, specifically is a forging waste heat utilization equipment.

Background

The forging industry is an energy consumption household, and the energy consumption of the heat treatment of the forge piece accounts for about one third or more of the total energy consumption of the whole forge piece production, but the existing heat treatment process of the forge piece has some defects:

firstly, after the heat treatment of the forge piece is finished, the forge piece needs to be cooled, and the waste heat of the forge piece is dissipated through air, so that the energy is greatly wasted, and the forge piece does not conform to the current environment-friendly and energy-saving social environment;

secondly, the forging needs to be annealed again by a heating method, but the forging is reheated after being cooled, so that a large amount of energy is consumed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a forging waste heat utilization equipment to solve the unable reuse of forging waste heat and the problem of the extravagant energy of annealing reheating that provides in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a forging waste heat utilization device comprises a high-pressure boiler, a water inlet pipe, a heat conduction pipe, a cold forging and a spring, wherein the water inlet pipe is arranged on the upper surface of the high-pressure boiler, the heat conduction pipe is arranged in the high-pressure boiler, rotary doors are arranged on the left surface and the right surface of the high-pressure boiler, the whole high-pressure boiler is penetrated through by a discharge track, a steam turbine engine is connected to the upper end of the high-pressure boiler, a driving gear is connected to the left end of the steam turbine engine, a driven gear is connected to the outer surface of the driving gear, a support frame is preset on the left surface of the high-pressure boiler, the upper surface and the lower surface of the support frame are penetrated through by a rotating shaft, fan blades are arranged on the outer surface of the rotating shaft and are distributed on the outer surface of the lower end of the rotating shaft at equal intervals, a hot forging piece is placed on the upper surface of the discharging track, a cold forging piece is placed on the upper surface of the feeding track, a spring is connected to the outer surface of the revolving door, and the other end of the spring is connected to the inner surface side walls of the high-pressure boiler and the heat preservation chamber.

Preferably, the shape of the heat conduction pipe is a continuous S shape, and the heat conduction pipe is made of an aluminum alloy material.

Preferably, the revolving door, the high-pressure boiler and the heat preservation chamber form a revolving structure, and the revolving door, the high-pressure boiler and the heat preservation chamber form an elastic structure through springs.

Preferably, the driving gear and the steam turbine engine form a rotating structure, and the driving gear and the driven gear form a meshing connection.

Preferably, the support frame and the rotating shaft form a rotating structure, and the fan blades are symmetrically distributed about the longitudinal center line of the rotating shaft.

Preferably, the air pipe is made of aluminum alloy materials, and the lower end of the air pipe penetrates through the upper surface of the heat preservation chamber.

Compared with the prior art, the beneficial effects of the utility model are that: the device for utilizing the waste heat of the forged piece,

1. the heat conduction pipe is arranged, the waste heat emitted by the hot forging piece is absorbed and conducted into the high-pressure boiler through the heat conduction pipe, so that water is changed into high-pressure high-temperature water vapor, the high-pressure high-temperature water vapor is conducted into the heat preservation chamber through the air pipe, and the cold forging piece is preheated before heat treatment while the hot forging piece is subjected to constant-temperature annealing;

2. the high-temperature hot forging piece is provided with a high-pressure boiler and a steam turbine engine, water in the high-pressure boiler is heated by heat emitted by the hot forging piece to generate high-pressure high-temperature water vapor, the steam turbine engine is driven to rotate, the steam turbine engine drives a driven gear rotating shaft and fan blades to rotate through a driving gear, and the high-temperature hot forging piece is initially cooled to the heat preservation temperature;

3. the heat conducting pipe is arranged, the shape of the heat conducting pipe is continuous S-shaped, heat emitted to air by the hot forging piece can be better absorbed, the heat is conducted to water in the high-pressure boiler to generate steam, and the steam can reach high temperature in the high-pressure environment in the high-pressure boiler.

Drawings

FIG. 1 is a schematic overall front sectional view of the present invention;

FIG. 2 is a schematic view of the overall sectional view of the present invention;

FIG. 3 is a schematic side sectional view of the present invention;

fig. 4 is the sectional structure of the high pressure boiler and the revolving door of the present invention.

In the figure: 1. a high pressure boiler; 2. a water inlet pipe; 3. a heat conducting pipe; 4. a revolving door; 5. a discharge rail; 6. a steam turbine engine; 7. a driving gear; 8. a driven gear; 9. a support frame; 10. a rotating shaft; 11. a fan blade; 12. an air tube; 13. a heat preservation chamber; 14. a feed rail; 15. hot forging; 16. cold forging; 17. a spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a forging waste heat utilization device comprises a high-pressure boiler 1, a water inlet pipe 2, a heat conduction pipe 3, a revolving door 4, a discharging track 5, a steam turbine engine 6, a driving gear 7, a driven gear 8, a support frame 9, a rotating shaft 10, fan blades 11, an air pipe 12, a heat preservation chamber 13, a feeding track 14, a hot forging 15, a cold forging 16 and a spring 17, wherein the water inlet pipe 2 is arranged on the upper surface of the high-pressure boiler 1, the heat conduction pipe 3 is arranged inside the high-pressure boiler 1, the revolving door 4 is arranged on the left surface and the right surface of the high-pressure boiler 1, the whole high-pressure boiler 1 is penetrated through by the discharging track 5, the steam turbine engine 6 is connected to the upper end of the high-pressure boiler 1, the driving gear 7 is connected to the left end of the steam turbine engine 6, the driven gear 8 is connected to the outer surface of the driving gear 7, the surface mounting of axis of rotation 10 has flabellum 11, and flabellum 11 equidistance distributes at the lower extreme surface of axis of rotation 10, the right-hand member of steam turbine engine 6 is connected with trachea 12, and trachea 12's lower extreme is connected with heat preservation room 13, heat preservation room 13 whole is run through by feeding track 14 and ejection of compact track 5, forge hot piece 15 has been placed to ejection of compact track 5's upper surface, forge cold piece 16 has been placed to feeding track 14's upper surface, the surface connection of revolving door 4 has spring 17, and spring 17's the other end is connected on the internal surface lateral wall of high pressure boiler 1 and heat preservation room 13, steam turbine engine 6 is a machinery that converts the kinetic energy of the steam after the water heating into turbine rotation.

The heat conduction pipe 3 is in a continuous S shape, the heat conduction pipe 3 is made of aluminum alloy, the temperature of the hot forging piece 15 after heat treatment is high and is larger than the melting point of most of metals, and the melting point of the aluminum alloy is high, so that the requirements of absorbing and conducting high temperature are met.

Revolving door 4 constitutes revolution mechanic with high pressure boiler 1 and heat preservation room 13, and revolving door 4 and high pressure boiler 1 and heat preservation room 13 constitute elastic construction through spring 17, promote revolving door 4 and compression spring 17 when hot forging 15 moves right through ejection of compact track 5, and after hot forging 15 got into completely, compressed spring 17 made revolving door 4 resume closed state through elasticity, guaranteed that the heat can not give off in a large number the air.

The driving gear 7 and the steam turbine engine 6 form a rotating structure, the driving gear 7 and the driven gear 8 form meshing connection, the steam turbine engine 6 drives the driving gear 7 to rotate, and the driving gear 7 drives the driven gear 8 to rotate, so that the transmission purpose is achieved.

Support frame 9 and axis of rotation 10 constitute rotating-structure, and flabellum 11 is about the longitudinal center line symmetric distribution of axis of rotation 10, and driven gear 8 drives flabellum 11 through driving axis of rotation 10 and rotates, and flabellum 11 carries out primary cooling to heat preservation temperature to forge piece 15 through air flow.

The air pipe 12 is made of aluminum alloy, the lower end of the air pipe 12 penetrates through the upper surface of the heat preservation chamber 13, and high-temperature and high-pressure steam is conveyed into the heat preservation chamber 13 through the air pipe 12, so that the constant-temperature annealing effect on the hot forging piece 15 is achieved, and the preheating effect on the cold forging piece 16 is achieved.

The working principle is as follows: when the forged piece waste heat utilization device is used, firstly, the water supply pipe 2 is connected with an external water source, the hot forged piece 15 moves rightwards through the discharge rail 5, the hot forged piece 15 pushes the revolving door 4 and compresses the spring 17 through the revolving door 4, and after the hot forged piece 15 completely enters, the compressed spring 17 enables the revolving door 4 to recover a closed state through elasticity, so that heat is not greatly dissipated into air;

after entering the interior of the high-pressure boiler 1, the hot forging piece 15 emits waste heat, the heat conducting pipe 3 absorbs heat emitted by the hot forging piece 15 and conducts the heat to water in the high-pressure boiler 1, so that the water is changed into high-pressure high-temperature steam, after the steam enters the steam turbine engine 6, the steam turbine engine 6 converts kinetic energy of the steam into rotational kinetic energy of a turbine and drives the driving gear 7 to rotate, the driving gear 7 drives the driven gear 8 to rotate, the driven gear 8 drives the fan blade 11 to rotate around the longitudinal central line of the support frame 9 through driving the rotating shaft 10, and the fan blade 11 preliminarily cools the next hot forging piece 15 to a heat preservation temperature through air flow;

steam is behind the inside acting of steam turbine engine 6, in conducting to heat preservation room 13 through trachea 12, high-temperature steam makes the inside temperature of heat preservation room 13 rise to play heat preservation annealing's effect to hot forging 15, high-temperature steam also plays the cold forging 16 of placing at feeding track 14 upper surface simultaneously and has played the effect of preheating before the heat treatment, reached and utilized the forging waste heat to carry out constant temperature annealing and effect of preheating, increased holistic practicality.

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

Claims

1. The utility model provides a forging waste heat utilization equipment, includes high pressure boiler (1), inlet tube (2), heat pipe (3), cold forging (16) and spring (17), its characterized in that: the water-saving and energy-saving boiler is characterized in that a water inlet pipe (2) is arranged on the upper surface of the high-pressure boiler (1), a heat conducting pipe (3) is arranged inside the high-pressure boiler (1), rotary doors (4) are mounted on the left surface and the right surface of the high-pressure boiler (1), the whole high-pressure boiler (1) is penetrated through by a discharge rail (5), a steam turbine engine (6) is connected to the upper end of the high-pressure boiler (1), a driving gear (7) is connected to the left end of the steam turbine engine (6), a driven gear (8) is connected to the outer surface of the driving gear (7), a supporting frame (9) is preset on the left surface of the high-pressure boiler (1), the upper surface and the lower surface of the supporting frame (9) are penetrated through by a rotating shaft (10), fan blades (11) are mounted on the outer surface, the right-hand member of steam turbine engine (6) is connected with trachea (12), and the lower extreme of trachea (12) is connected with heat preservation room (13), the whole of heat preservation room (13) is run through by feeding track (14) and ejection of compact track (5), hot forging (15) have been placed to the upper surface of ejection of compact track (5), cold forging (16) have been placed to the upper surface of feeding track (14), the surface connection of revolving door (4) has spring (17), and the other end of spring (17) is connected on the internal surface lateral wall of high pressure boiler (1) and heat preservation room (13).

2. The forging waste heat utilization device of claim 1, characterized in that: the shape of heat conduction pipe (3) is continuous S type, and heat conduction pipe (3) are made for the aluminum alloy material.

3. The forging waste heat utilization device of claim 1, characterized in that: the revolving door (4), the high-pressure boiler (1) and the heat preservation chamber (13) form a revolving structure, and the revolving door (4), the high-pressure boiler (1) and the heat preservation chamber (13) form an elastic structure through a spring (17).

4. The forging waste heat utilization device of claim 1, characterized in that: the driving gear (7) and the steam turbine engine (6) form a rotating structure, and the driving gear (7) and the driven gear (8) form meshing connection.

5. The forging waste heat utilization device of claim 1, characterized in that: the support frame (9) and the rotating shaft (10) form a rotating structure, and the fan blades (11) are symmetrically distributed around the longitudinal center line of the rotating shaft (10).

6. The forging waste heat utilization device of claim 1, characterized in that: the air pipe (12) is made of aluminum alloy materials, and the lower end of the air pipe (12) penetrates through the upper surface of the heat preservation chamber (13).