CN210412387U

CN210412387U - Automatic forging heating furnace uniform heating device of control

Info

Publication number: CN210412387U
Application number: CN201921054810.XU
Authority: CN
Inventors: 胡守瑶; 鲁可根; 李朝能; 金红兵
Original assignee: Nanjing Iron & Steel Group Metallurg Casting Co ltd
Current assignee: Nanjing Iron & Steel Group Metallurg Casting Co ltd
Priority date: 2019-07-08
Filing date: 2019-07-08
Publication date: 2020-04-28
Anticipated expiration: 2029-07-08

Abstract

The utility model discloses an automatic forging heating furnace uniform heating device of control, including shell, heating furnace chamber body, outer motor, shower nozzle and cassette, the inboard bottom of shell is fixed with the heating furnace chamber body, movable frame top and driven gear bottom interconnect, and driven gear installs on the shell inner wall to driven gear top and interior trachea bottom interconnect, the interior trachea outside is fixed with outer trachea simultaneously, the shower nozzle is installed to interior trachea inboard. This automatic forging heating furnace even heating device of control adopts neotype structural design for this device can carry out even full coverage formula oxygen suppliment to the fire coal of burning in the furnace chamber, guarantees that the fire coal of furnace chamber optional position can both fully burn, has effectively avoided because the combustion degree is different, and the different regional flame temperature that causes is different, reaches even heating's effect, has designed relevant structure simultaneously, makes the device can carry out recycle to the heat that the furnace chamber scatters and disappears.

Description

Automatic forging heating furnace uniform heating device of control

Technical Field

The utility model relates to a steel production technical field specifically is an automatic forging furnace uniform heating device of control.

Background

The forging heating furnace is a heating device used in the steel production process, the common forging heating furnace comprises a flame heating furnace and an electric heating furnace, the flame heating furnace is divided into an oil furnace, a gas furnace and a coal-fired furnace according to different fuels, the gas furnace comprises a natural gas forging heating furnace and a coal-fired furnace, and the coal-fired furnace is widely used due to low coal-fired cost and low maintenance cost.

With the continuous use of coal-fired forging furnaces, the following problems were found during the use:

1. the traditional coal-fired forging heating furnace uses an external blower, and provides oxygen for a furnace chamber with a heating function in the coal-fired forging heating furnace through a single air pipe, so that the oxygen cannot be fully contacted with the coal, the combustion degrees of the coal at different positions are different, the flame generated by combustion is uneven, and the flame cannot be uniformly heated outwards;

2. and the traditional coal-fired forging heating furnace does not directly expose the furnace chamber and air, the heat loss speed cannot utilize the lost heat, and the condition of energy waste exists.

Therefore, it is necessary to design a uniform heating device of a forging furnace, which is automatically controlled, in view of the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automatic forging furnace even heating device of control to it is inhomogeneous to provide the flame that the single tuber pipe oxygen suppliment leads to coal-fired burning to produce in solving above-mentioned background art, can't carry out the problem that utilizes to the heat that the furnace chamber scatters and disappears.

In order to achieve the above object, the utility model provides a following technical scheme: an automatic control uniform heating device of a forging heating furnace comprises a shell, a heating furnace chamber body, an outer motor, a spray head and a clamping seat, wherein the heating furnace chamber body is fixed at the bottom of the inner side of the shell, a heat preservation pipe is installed on the outer wall of the heating furnace chamber body and penetrates through the side wall of the shell, the outer motor is fixed on the outer wall of the shell, an output shaft is installed on the outer motor and penetrates through the side wall of the shell, a driving gear is fixed on the output shaft, the driving gear is connected with the inner side of a movable frame, the bottom of the movable frame is attached to an inner pulley, the inner pulley is installed in a limiting seat, the limiting seat is fixed on the bottom surface of the inner side, the top of the movable frame is connected with the bottom end of a driven gear, the driven gear is installed on the inner wall of the shell, the top of the driven gear, the spray head is installed on the inner side of the inner air pipe, the inner air pipe is connected with the inner side of the clamping seat, and the clamping seat is fixed on the inner wall of the shell.

Preferably, the insulating tube is made of copper, and the insulating tube is spirally distributed in a groove formed in the outer wall of the heating furnace chamber body.

Preferably, only 1/6 parts on the drive gear are distributed with dentate structures, and the drive gear is in meshed connection with the movable frame, and the dentate structures are densely distributed on the upper and lower surfaces of the inner side of the movable frame.

Preferably, the bottom end of the movable frame is tightly attached to the inner pulleys made of high-speed steel, the inner pulleys are densely distributed in the limiting seat at equal intervals, and the limiting seat is symmetrically distributed about the center of the movable frame.

Preferably, driven gear and adjustable shelf and interior trachea are all the meshing connection, and annular interior trachea is sliding connection with the cassette that looks sideways at the profile for "C" font to the cassette is about interior trachea symmetric distribution, and the inboard intensive welding of interior trachea has the shower nozzle that the slope set up downwards simultaneously.

Compared with the prior art, the beneficial effects of the utility model are that: the automatic control forging heating furnace uniform heating device adopts a novel structural design, so that the device can uniformly and fully cover oxygen supply for the fire coal burnt in the furnace chamber, the fire coal at any position in the furnace chamber can be fully burnt, the phenomenon that flame temperatures in different areas are different due to different burning degrees is effectively avoided, and the uniform heating effect is achieved;

1. the heat preservation pipe is spirally wound outside the furnace chamber and is matched with an external water pump, so that heat dissipated by the furnace chamber can be recycled through water flow, the energy utilization rate is provided, and waste is avoided;

2. outer motor, drive gear, adjustable shelf, spacing seat, driven gear, interior trachea, outer trachea, shower nozzle and cassette can carry out the full coverage formula oxygen suppliment for the fire coal of furnace chamber, have solved the drawback that traditional haplopipe oxygen suppliment exists.

Drawings

FIG. 1 is a schematic view of the front cross-sectional structure of the housing of the present invention;

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

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

fig. 4 is a schematic diagram of a side view section structure of the card seat of the present invention.

In the figure: 1. a housing; 2. heating the furnace chamber body; 3. a heat preservation pipe; 4. an outer motor; 5. an output shaft; 6. a drive gear; 7. a movable frame; 8. an inner pulley; 9. a limiting seat; 10. a driven gear; 11. an inner trachea; 12. an outer trachea; 13. a spray head; 14. a card seat.

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: an automatic control uniform heating device of a forging heating furnace comprises a shell 1, a heating furnace chamber body 2, a heat preservation pipe 3, an outer motor 4, an output shaft 5, a driving gear 6, a movable frame 7, an inner pulley 8, a limiting seat 9, a driven gear 10, an inner air pipe 11, an outer air pipe 12, a spray head 13 and a clamping seat 14, wherein the heating furnace chamber body 2 is fixed at the bottom of the inner side of the shell 1, the heat preservation pipe 3 is installed on the outer wall of the heating furnace chamber body 2, the heat preservation pipe 3 penetrates through the side wall of the shell 1, the outer motor 4 is fixed on the outer wall of the shell 1, the output shaft 5 is installed on the outer motor 4, the output shaft 5 penetrates through the side wall of the shell 1, the driving gear 6 is fixed on the output shaft 5, the driving gear 6 is mutually connected with the inner side of the movable frame 7, the bottom of the movable frame 7 is attached to the inner pulley 8, the inner, the adjustable shelf 7 top and driven gear 10 bottom interconnect, and driven gear 10 installs on shell 1 inner wall to driven gear 10 top and 11 bottom interconnect of interior trachea, the interior trachea 11 outside is fixed with outer trachea 12 simultaneously, and shower nozzle 13 is installed to interior trachea 11 inboard, and interior trachea 11 and the inboard interconnect of cassette 14, and cassette 14 fixes on shell 1 inner wall.

In the embodiment, the heat preservation pipe 3 is made of copper, the heat preservation pipe 3 is spirally distributed in a groove formed in the outer wall of the heating furnace chamber body 2, the copper heat preservation pipe 3 can conduct heat quickly and conduct heat dissipated by the heating furnace chamber body 2 quickly, the spiral distribution increases the contact area between the heat preservation pipe 3 and the heating furnace chamber body 2, and the heat transfer efficiency is improved;

only 1/6 parts of the driving gear 6 are distributed with tooth-shaped structures, the driving gear 6 is meshed with the movable frame 7, and the upper and lower surfaces of the inner side of the movable frame 7 are densely distributed with tooth-shaped structures, the above structural design enables the driving gear 6 to be alternately meshed with the tooth-shaped structures of the upper and lower surfaces of the inner side of the movable frame 7 when rotating, and drives the movable frame 7 to do left and right reciprocating motion;

the bottom end of the movable frame 7 is tightly attached to the inner pulley 8 made of high-speed steel, the inner pulley 8 is distributed in the limiting seat 9 at equal intervals in an intensive mode, the limiting seat 9 is symmetrically distributed about the center of the movable frame 7, the inner pulley 8 made of high-speed steel is wear-resistant and not prone to deformation, the movable frame 7 can be stably supported and limited by matching with the limiting seat 9, and the movable frame 7 can be guaranteed to smoothly slide and move;

driven gear 10 and adjustable shelf 7 and interior trachea 11 are the meshing connection, and annular interior trachea 11 is sliding connection with the cassette 14 that looks sideways at the profile for "C" font, and cassette 14 is about interior trachea 11 symmetric distribution, the inboard intensive welding of interior trachea 11 has the shower nozzle 13 that the slope set up downwards simultaneously, foretell structural design makes adjustable shelf 7 when the motion, trachea 11 takes shower nozzle 13 to slide displacement in cassette 14 in driven gear 10 drive, shower nozzle 13 just follows the rotatory blowout position that changes of interior trachea 11, with the even bigger area that covers.

The working principle is as follows: the heating furnace chamber body 2 in the device has the same structure as the heating furnace chamber used by the existing coal-fired forging heating furnace, is the prior mature technology and is well known by the technical personnel in the field, and is not described in detail;

when the heating furnace chamber body 2 normally works, internal coal is combusted, air is supplied to the inner air pipe 11 through a blower connected with an outer air pipe 12 in the figure 1, the outer motor 4 is supplied with power through an external power supply circuit, the outer motor 4 drives the driving gear 6 to stably rotate clockwise through an output shaft 5 in the figure 3, a tooth-shaped structure on the driving gear 6 is firstly meshed with a tooth-shaped structure at the top of the inner side of the movable frame 7 to push the movable frame 7 to stably slide rightwards along the inner side of the limiting seat 9 for displacement, then the tooth-shaped structure on the driving gear 6 is separated from the tooth-shaped structure at the top of the inner side of the movable frame 7 to be meshed with the tooth-shaped structure at the bottom of the inner side of the movable frame 7 to push the movable frame 7 to stably slide leftwards along the inner side of the limiting seat 9;

the movable frame 7 drives the driven gear 10 to rotate clockwise and anticlockwise alternately while reciprocating left and right, the driven gear 10 drives the inner air pipe 11 to drive the spray head 13 to slide and displace in the clamping seat 14 in the process of rotating clockwise and anticlockwise alternately, the spray head 13 continuously rotates along with the inner air pipe 11 to change the spray position, so that air sprayed by the spray head 13 can uniformly cover a larger area, full-coverage oxygen supply is provided for all fire coals in the heating furnace chamber body 2, all the fire coals can be fully combusted, the flame temperature is the same, and the heating furnace chamber body 2 can be uniformly heated outwards;

when heating furnace chamber body 2 works, through the outside water pump that insulating tube 3 links to each other, go into insulating tube 3 with cold water pump in, when cold water flows through heating furnace chamber body 2 outside heliciform insulating tube 3 in, insulating tube 3 will heat the quick absorption of the heat that furnace chamber body 2 scatters and transmit for cold water, heat cold water for hot water, hot water outflow is followed in insulating tube 3 and is discharged the collection, carries out recycle.

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 an automatic even heating device of forging heating furnace of control, includes shell (1), heating furnace chamber body (2), outer motor (4), shower nozzle (13) and cassette (14), its characterized in that: the heating furnace chamber is characterized in that a heating furnace chamber body (2) is fixed at the bottom of the inner side of the shell (1), an insulating tube (3) is installed on the outer wall of the heating furnace chamber body (2), the insulating tube (3) penetrates through the side wall of the shell (1), an outer motor (4) is fixed on the outer wall of the shell (1), an output shaft (5) is installed on the outer motor (4), the output shaft (5) penetrates through the side wall of the shell (1), a driving gear (6) is fixed on the output shaft (5), the driving gear (6) is connected with the inner side of the movable frame (7) in an interconnecting mode, the bottom of the movable frame (7) is attached to an inner pulley (8), the inner pulley (8) is installed in a limiting seat (9), the limiting seat (9) is fixed on the bottom surface of the inner side, the top of the movable frame (7) is connected with the bottom end of a driven gear (10), and driven gear (10) top and interior trachea (11) bottom interconnect, interior trachea (11) outside is fixed with outer trachea (12) simultaneously, shower nozzle (13) are installed to interior trachea (11) inboard, and interior trachea (11) and cassette (14) inboard interconnect to cassette (14) are fixed on shell (1) inner wall.

2. The automatic control forging furnace uniform heating device according to claim 1, characterized in that: the heat preservation pipe (3) is made of copper, and the heat preservation pipe (3) is spirally distributed in a groove formed in the outer wall of the heating furnace chamber body (2).

3. The automatic control forging furnace uniform heating device according to claim 1, characterized in that: only 1/6 parts on the driving gear (6) are distributed with tooth-shaped structures, the driving gear (6) is in meshed connection with the movable frame (7), and the upper surface and the lower surface of the inner side of the movable frame (7) are densely distributed with tooth-shaped structures.

4. The automatic control forging furnace uniform heating device according to claim 1, characterized in that: the bottom end of the movable frame (7) is tightly attached to the inner pulley (8) made of high-speed steel, the inner pulley (8) is densely distributed in the limiting seat (9) at equal intervals, and the limiting seat (9) is symmetrically distributed about the center of the movable frame (7).

5. The automatic control forging furnace uniform heating device according to claim 1, characterized in that: driven gear (10) and adjustable shelf (7) and interior trachea (11) are the meshing connection, and annular interior trachea (11) are sliding connection with side view cross-section for cassette (14) of "C" font to cassette (14) are about interior trachea (11) symmetric distribution, and simultaneously interior trachea (11) inboard intensive welding has shower nozzle (13) that slope set up downwards.