CN112267015B

CN112267015B - Air-gas double-heat-storage type heating furnace for realizing stable heating operation of heating furnace

Info

Publication number: CN112267015B
Application number: CN202011146166.6A
Authority: CN
Inventors: 许静敏
Original assignee: Beijing Pioneer Energy Science And Technology Co ltd
Current assignee: Beijing Pioneer Energy Science And Technology Co ltd
Priority date: 2020-10-23
Filing date: 2020-10-23
Publication date: 2022-05-17
Anticipated expiration: 2040-10-23
Also published as: CN112267015A

Abstract

The invention provides an air-gas double heat accumulation type heating furnace for realizing stable heating operation of the heating furnace, relates to the technical field of heating furnaces, solves the problems that the existing heating furnace cannot be effectively subjected to shock insulation protection in the practical application process, therefore, the normal operation of the heating furnace is affected by the air detonation in the furnace, and the connection part of the gas pipeline cannot be effectively protected and stored, therefore, the production safety may be affected by the leakage of gas at the joint of the pipelines, including the heating furnace, the heating furnace is fixedly connected with the top end surface of the inner part of the anti-collision protection frame through the supporting mechanism, the shock-absorbing block in the stable shock-absorbing mechanism is fixedly connected with the bottom end surface of the oven box, so that the shock-absorbing block can play a role of shock-absorbing protection for the oven box after the inside of the oven box knocks, the design can effectively prevent potential safety hazards caused by knocking in the furnace during forging and heating processing.

Description

Air-gas double-heat-storage type heating furnace for realizing stable heating operation of heating furnace

Technical Field

The invention belongs to the technical field of heating furnaces, and particularly relates to an air-gas double-heat-storage type heating furnace for realizing stable heating operation of the heating furnace.

Background

The heating furnace includes a continuous heating furnace, a chamber type heating furnace and the like, the heating furnace for heat treatment of metals is also called a heat treatment furnace, the furnace for heating a steel ingot before blooming or making the internal temperature of the steel ingot uniform is called a soaking furnace, and in a broad sense, the heating furnace also includes a soaking furnace and a heat treatment furnace; in forging and rolling production, a billet is generally heated in an oxidizing atmosphere of complete combustion flame, and metal is directly heated by adopting incomplete combustion reducing flame (namely self-protection atmosphere), so that the aim of no oxidation or less oxidation can be fulfilled;

however, the heating furnace is generally limited by the influence of the normal operation of the device caused by the detonation generated when air or gas is heated, and therefore, an air gas heating furnace capable of stably processing is urgently needed.

For example, application No.: CN 201310166380.1 the invention relates to an air and gas double heat accumulation type heating furnace, which comprises a heating furnace, 2-20 gas heat accumulators, 2-20 air heat accumulators, a gas heat exchanger and an air heat exchanger. The gas heat accumulator and the air heat accumulator are respectively provided with a heat accumulation combustion chamber. The gas heat accumulators are divided into two groups, each group is respectively connected with a gas pipeline and a waste gas discharge system through a three-way valve, the other side of each group is connected with a gas heat accumulation combustion chamber, and the gas heat accumulation combustion chambers are connected to gas inlets of the flat flame burners through conical valves. The air heat accumulators are divided into two groups, each group is connected with an air pipeline and an exhaust gas discharge system through a three-way valve, the other side of each group is connected with an air heat accumulation combustion chamber, and the air heat accumulation combustion chamber is connected to an air inlet of the flat flame burner through a conical valve. According to the invention, the heating furnace can be used for stably heating and operating by alternately storing heat and preheating air or fuel gas through the two groups of fuel gas heat accumulators and the air heat accumulator, so that the heating effect and the operation stability are optimized, and the quality of a heated product is improved.

Based on the search of above-mentioned patent to and combine the equipment discovery among the prior art, above-mentioned equipment is when using, though can carry out the two heat accumulation formula heating of air coal gas, nevertheless there is unable effectual shock insulation protection to the heating furnace in the practical application process, consequently can cause the influence to the normal operating of heating furnace because of the interior air detonation of stove, moreover can't carry out effectual protection and deposit the effect to the junction of gas conduit, consequently probably cause the influence to production safety because of the gas leakage appears in the pipeline junction.

Disclosure of Invention

In order to solve the technical problems, the invention provides an air-gas double heat accumulation type heating furnace for realizing stable heating operation of the heating furnace, which aims to solve the problems that the normal operation of the heating furnace is influenced due to the fact that effective shock insulation protection cannot be carried out on the heating furnace in the existing practical application process, and the production safety is possibly influenced due to the fact that gas leakage occurs at the connection position of a gas pipeline because the connection position of the pipeline cannot be effectively protected and stored.

The invention relates to an air and gas double heat accumulation type heating furnace for realizing stable heating operation of the heating furnace, which is achieved by the following specific technical means:

an air-gas double heat accumulating type heating furnace for realizing stable heating operation of the heating furnace comprises the heating furnace, a pipeline protection mechanism, a stable shock absorption mechanism and a pneumatic air supply mechanism, wherein the heating furnace is fixedly connected to the top end face of the inside of an anti-collision protection frame through a supporting mechanism; the stable shock absorbing mechanism is fixedly connected to the heating furnace and the inner side position of the supporting mechanism; the pipeline protection mechanism is fixedly connected to the rear end face of the heating furnace; the pneumatic air supply mechanism is fixedly connected to the inner rear side position of the supporting mechanism, and a gas pipe is connected to the inner front side position of the supporting mechanism in a penetrating manner; the pneumatic air supply mechanism comprises an air supply pipe, a rotating shaft and a paddle wheel, the rotating shaft is provided with two positions, the paddle wheel is fixedly connected to the bottom sides of the outer peripheral surfaces of the two rotating shafts, and the air supply pipe is installed at the left side positions of the two rotating shafts.

Furthermore, the anti-collision protection frame comprises an insulation seat and a guardrail, and the guardrail is fixedly connected to the edge of the top end face of the insulation seat;

furthermore, the heating furnace comprises a furnace box, an explosion-proof door and an explosion-proof window, wherein the explosion-proof door is connected to the front end of the furnace box in a sliding manner, and the explosion-proof window is arranged on the upper side inside the explosion-proof door;

furthermore, the pipeline protection mechanism comprises a pipeline box and a ventilating plate, the ventilating plate is provided with two positions, the two ventilating plates are respectively and fixedly connected to the top end surface and the bottom end surface of the pipeline box, and air holes with the same size are formed in the two ventilating plates;

furthermore, the pipeline protection mechanism also comprises two pipeline bin doors, the two pipeline bin doors are respectively and axially connected to the left side and the right side of the front end of the pipeline box, suspension windows are respectively arranged inside the two pipeline bin doors, the pipeline bin doors are designed in a split structure, and the pipeline box is fixedly connected to the rear end face of the furnace box in the installation state;

furthermore, the stable shock absorbing mechanism comprises a shock absorbing block, a shock absorbing box and a shock absorber, wherein five shock absorbers with the same size are elastically connected inside the shock absorbing box, the shock absorbing block is elastically connected to the inner position of the shock absorbing box through the shock absorber, and the shock absorbing block is fixedly connected to the bottom end surface of the furnace box in an installation state;

furthermore, the supporting mechanism comprises an L-shaped support and an air collecting box, the air collecting box is fixedly connected to the rear side of the top end face of the L-shaped support, and the L-shaped support is fixedly connected to the right side of the bottom end face of the furnace box in the installation state;

furthermore, pneumatic air feed mechanism is still including fan and outlet duct, the fan is equipped with two altogether, and two fan difference fixed connection is in the top face position of two pivots, the right side position at two pivots is installed to the outlet duct, and outlet duct and air supply pipe symmetrical setting, and fan, pivot and paddle wheel all hub connection are in the inside position of album bellows under the mounted state.

Compared with the prior art, the invention has the following beneficial effects:

in the invention, a stable shock absorbing mechanism is arranged above an L-shaped support in a supporting mechanism, and a shock absorbing block in the stable shock absorbing mechanism is fixedly connected to the bottom end surface of a furnace box, so that the shock absorbing mechanism can play a shock absorbing protection role on the furnace box by using a shock absorber after the inside of the furnace box knocks, the design can effectively prevent potential safety hazards caused by the knocking in the furnace during forging and heating processing, on the other hand, the joints of an air supply pipe and a gas pipe are both positioned in the inner position of a pipeline box, thereby effectively avoiding the problem of potential safety hazards caused by the naked fire due to the exposure of the pipeline joints outside, and the top end surface and the bottom end surface of the furnace box are both fixedly connected with a ventilating plate, and the inside of the ventilating plate is provided with a round hole, thereby effectively performing heat dissipation and exhaust operations on the air supply pipe and the gas pipe, so as to effectively perform heat dissipation operations on the air supply pipe while reducing the risk of knocking caused by the accumulation of smoke, so as to prevent the pipeline from aging due to heat accumulation.

Drawings

FIG. 1 is a side view of the present invention.

Fig. 2 is a schematic front view of the present invention.

Fig. 3 is a left side view of the present invention.

Fig. 4 is a schematic top view of the present invention.

Fig. 5 is a schematic view of the crash barrier structure of the present invention.

FIG. 6 is a schematic view of the structure of the heating furnace of the present invention.

Fig. 7 is a schematic structural diagram of the pipeline protection mechanism of the present invention.

FIG. 8 is a schematic structural view of the stable suspension mechanism of the present invention.

Fig. 9 is a schematic structural view of the support mechanism of the present invention.

Fig. 10 is a schematic structural view of the pneumatic air supply mechanism of the invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. an anti-collision protection frame; 101. an insulating base; 102. a guardrail; 2. heating furnace; 201. a furnace box; 202. an explosion vent; 203. an explosion-proof window; 3. a pipeline protection mechanism; 301. a pipe box; 302. a gas permeable plate; 303. a pipeline bin gate; 4. a stable shock absorbing mechanism; 401. a shock absorbing block; 402. a shock absorbing box; 403. a shock absorber; 5. a support mechanism; 501. an L-shaped support; 502. an air collecting box; 6. a pneumatic air supply mechanism; 601. a gas supply pipe; 602. a rotating shaft; 603. a paddle wheel; 604. a fan; 605. an air outlet pipe; 7. a gas pipe.

Detailed Description

The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The embodiment is as follows:

as shown in figures 1 to 10:

the invention provides an air-gas double heat accumulating type heating furnace for realizing stable heating operation of a heating furnace, which comprises: the device comprises a heating furnace 2, a pipeline protection mechanism 3, a stable shock absorption mechanism 4 and a pneumatic air supply mechanism 6, wherein the heating furnace 2 is fixedly connected to the top end face of the interior of the anti-collision protection frame 1 through a supporting mechanism 5; the stable shock absorbing mechanism 4 is fixedly connected to the inner side positions of the heating furnace 2 and the supporting mechanism 5; the pipeline protection mechanism 3 is fixedly connected to the rear end face of the heating furnace 2; the pneumatic air supply mechanism 6 is fixedly connected to the inner rear side position of the support mechanism 5, and a gas pipe 7 is connected to the inner front side position of the support mechanism 5 in a penetrating manner; the pneumatic air supply mechanism 6 comprises an air supply pipe 601, a rotating shaft 602 and a paddle wheel 603, the rotating shaft 602 is provided with two positions, the paddle wheel 603 is fixedly connected to the bottom sides of the outer peripheral surfaces of the two rotating shafts 602, and the air supply pipe 601 is installed at the left side positions of the two rotating shafts 602.

The anti-collision protection frame 1 comprises an insulation seat 101 and a guardrail 102, and the guardrail 102 is fixedly connected to the edge of the top end face of the insulation seat 101.

The heating furnace 2 comprises a furnace box 201, an explosion-proof door 202 and an explosion-proof window 203, wherein the front end of the furnace box 201 is connected with the explosion-proof door 202 in a sliding mode, and the explosion-proof window 203 is installed on the upper side inside the explosion-proof door 202.

Wherein, pipeline protection mechanism 3 is including pipeline case 301 and ventilative board 302, and ventilative board 302 is equipped with two altogether, and two ventilative board 302 fixed connection respectively in the top end face and the bottom end face position of pipeline case 301 to the bleeder vent of the same size has all been seted up to the inside of two ventilative boards 302.

Wherein, pipeline protection mechanism 3 is still including pipeline door 303, and pipeline door 303 is equipped with two altogether, and two pipeline door 303 respectively the coupling in the front end left and right sides position of pipeline case 301 to the inside of two pipeline door 303 all installs the hanging window, and pipeline door 303 is for opening structure design, and pipeline case 301 fixed connection is in the rear end face position of stove case 201 under the mounted state.

The stable shock absorbing mechanism 4 comprises a shock absorbing block 401, a shock absorbing box 402 and a shock absorber 403, wherein five shock absorbers 403 with the same size are elastically connected inside the shock absorbing box 402, the shock absorbing block 401 is elastically connected to the inside of the shock absorbing box 402 through the shock absorber 403, and the shock absorbing block 401 is fixedly connected to the bottom end face of the oven box 201 in an installation state.

The supporting mechanism 5 includes an L-shaped support 501 and a wind collecting box 502, the wind collecting box 502 is fixedly connected to the rear side of the top end face of the L-shaped support 501, and the L-shaped support 501 is fixedly connected to the right side of the bottom end face of the furnace box 201 in the installation state.

Wherein, pneumatic air feed mechanism 6 is still including fan 604 and outlet duct 605, fan 604 is equipped with two altogether, and two fan 604 respectively fixed connection is in the top terminal surface position of two pivot 602, the right side position at two pivot 602 is installed to outlet duct 605, and outlet duct 605 and air supply pipe 601 symmetrical arrangement, fan 604 under the mounted state, pivot 602 and paddle wheel 603 all hub connection are in the inside position of album bellows 502, reach and pile up the effectual air supply pipe 601 operation of dispelling the heat that carries out when reducing to cause the detonation risk because of the flue gas, in order to reach and prevent that it from piling up the condition appearance that causes the pipeline aggravation ageing because of the heat.

When in use: because the insulating base 101 in the anti-collision protection frame 1 is made of insulating materials, waste caused by heat conduction to the ground due to direct contact with the heating furnace 2 and influence on normal operation of the device due to static electricity generation can be avoided when the anti-collision protection frame is used, the stable shock absorption mechanism 4 is arranged above the L-shaped support 501 in the supporting mechanism 5, and the shock absorption block 401 in the stable shock absorption mechanism 4 is fixedly connected to the bottom end face of the furnace box 201, so that the shock absorber 403 can be utilized to play a shock absorption protection role on the furnace box 201 after the interior of the furnace box 201 knocks, and the design can effectively prevent potential safety hazards caused by the knocking in the furnace during forging and heating processing;

on the other hand, internally mounted at pipeline protection mechanism 3 has air supply pipe 601 and gas pipe 7, and the junction of air supply pipe 601 and gas pipe 7 all is located the inside position of pipe box 301, consequently can effectually avoid exposing the problem appearance that causes the potential safety hazard because of producing the naked light because of the pipe connection department causes externally, and the equal fixedly connected with ventilative board 302 of top end face and bottom face at stove case 201, the round hole has been seted up in ventilative board 302's inside, consequently, can effectually carry out the heat dissipation exhaust operation to air supply pipe 601 and gas pipe 7, in order to reach and pile up and cause the effectual operation of dispelling the heat to air supply pipe 601 when deflagration risk because of the flue gas reduces, in order to reach and prevent that it from piling up the condition appearance that causes the pipeline aggravation because of the heat.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides a realize two regenerative heating furnaces of air coal gas of steady heating operation of heating furnace which characterized in that: the anti-collision device comprises a heating furnace (2), a pipeline protection mechanism (3), a stable shock absorption mechanism (4) and a pneumatic air supply mechanism (6), wherein the heating furnace (2) is fixedly connected to the top end face of the interior of an anti-collision protection frame (1) through a supporting mechanism (5); the stable shock absorbing mechanism (4) is fixedly connected to the inner side positions of the heating furnace (2) and the supporting mechanism (5); the pipeline protection mechanism (3) is fixedly connected to the rear end face of the heating furnace (2); the pneumatic air supply mechanism (6) is fixedly connected to the rear position inside the supporting mechanism (5), and a gas pipe (7) is connected to the front position inside the supporting mechanism (5) in a penetrating manner; the pneumatic air supply mechanism (6) comprises an air supply pipe (601), rotating shafts (602) and paddle wheels (603), the rotating shafts (602) are provided with two positions, the paddle wheels (603) are fixedly connected to the bottom sides of the peripheral surfaces of the two rotating shafts (602), and the air supply pipe (601) is installed at the left side positions of the two rotating shafts (602);

the anti-collision protection frame (1) comprises an insulation seat (101) and a guardrail (102), wherein the guardrail (102) is fixedly connected to the edge of the top end face of the insulation seat (101);

the heating furnace (2) comprises a furnace box (201), an explosion-proof door (202) and an explosion-proof window (203), the front end of the furnace box (201) is connected with the explosion-proof door (202) in a sliding mode, and the explosion-proof window (203) is installed on the upper side inside the explosion-proof door (202);

the pipeline protection mechanism (3) comprises a pipeline box (301) and a ventilation plate (302), the ventilation plate (302) is provided with two positions, the two ventilation plates (302) are respectively and fixedly connected to the top end surface and the bottom end surface of the pipeline box (301), and ventilation holes with the same size are formed in the two ventilation plates (302);

the pipeline protection mechanism (3) further comprises a pipeline bin door (303), the pipeline bin door (303) is provided with two positions, the two pipeline bin doors (303) are respectively connected to the left side and the right side of the front end of the pipeline box (301) in a shaft mode, suspension windows are installed inside the two pipeline bin doors (303), the pipeline bin door (303) is designed in a split structure mode, and the pipeline box (301) is fixedly connected to the rear end face of the furnace box (201) in the installation state;

the stable shock absorbing mechanism (4) comprises a shock absorbing block (401), a shock absorbing box (402) and a shock absorber (403), the interior of the shock absorbing box (402) is elastically connected with five shock absorbers (403) with the same size, the shock absorbing block (401) is elastically connected to the interior of the shock absorbing box (402) through the shock absorbers (403), and the shock absorbing block (401) is fixedly connected to the bottom end face of the oven box (201) in an installation state;

the supporting mechanism (5) comprises an L-shaped support (501) and a wind collecting box (502), the wind collecting box (502) is fixedly connected to the rear side of the top end face of the L-shaped support (501), and the L-shaped support (501) is fixedly connected to the right side of the bottom end face of the furnace box (201) in an installation state;

the pneumatic air supply mechanism (6) further comprises a fan (604) and an air outlet pipe (605), the fan (604) is provided with two positions, the two fans (604) are respectively and fixedly connected to the top end surfaces of the two rotating shafts (602), the air outlet pipe (605) is installed at the right side positions of the two rotating shafts (602), the air outlet pipe (605) and the air supply pipe (601) are symmetrically arranged, and the fan (604), the rotating shafts (602) and the paddle wheel (603) are all axially connected to the inner position of the wind collecting box (502) in the installation state;

when the anti-collision protection device is used, the insulating base (101) in the anti-collision protection frame (1) is made of insulating materials, so that waste caused by heat conduction to the ground due to the fact that the heating furnace (2) is directly contacted with the ground can be avoided when the anti-collision protection device is used, influence on normal operation of the device due to static electricity is generated, the stable shock absorption mechanism (4) is installed above the L-shaped support (501) in the supporting mechanism (5), and the shock absorption block (401) in the stable shock absorption mechanism (4) is fixedly connected to the bottom end face of the furnace box (201), so that the shock absorber (403) can be used for playing a shock insulation protection role on the furnace box (201) after knocking is generated in the furnace box (201), and the design can effectively prevent potential safety hazards caused by the knocking in the furnace when forging heating processing is carried out;

on the other hand, an air supply pipe (601) and a gas pipe (7) are arranged in the pipeline protection mechanism (3), and the connection parts of the gas supply pipe (601) and the gas pipe (7) are both positioned in the inner position of the pipeline box (301), therefore, the problem of potential safety hazard caused by open fire due to the fact that the pipeline joint is exposed outside can be effectively avoided, and the top end surface and the bottom end surface of the furnace box (201) are fixedly connected with a ventilation plate (302), the circular holes are arranged inside the ventilation plate (302), so that the air supply pipe (601) and the gas pipe (7) can be effectively radiated and exhausted, the gas supply pipe (601) is effectively cooled while the risk of deflagration caused by the accumulation of smoke is reduced, and the condition that the pipeline is aggravated and aged due to the accumulation of heat is prevented.