Anti-clogging burner

Abstract

The application relates to the field of burners, and particularly discloses an anti-blocking burner, a main body, a discharge part, a cyclone disc, a protective screen and an observation lens. The main body comprises a pipe wall and a combustion chamber defined by the pipe wall; the discharge part is formed on the inner wall of the combustion chamber in a first direction; the cyclone disc is arranged on one side of the discharge part in the first direction; the protective screen is arranged on the side of the discharge part away from the cyclone disc in the first direction; and the observation lens is arranged on the end of the combustion chamber away from the discharge part. The main body is further provided with an air inlet penetrating the combustion chamber in the first direction; the discharge part penetrates the pipe wall in a direction perpendicular to the first direction; the cyclone disc and the protective screen have a distance X in the first direction; an adjusting mechanism for adjusting the distance X is arranged on the main body; and the observation lens is detachably connected with the combustion chamber. The application has the beneficial effect of providing the visual anti-blocking burner.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of burners, in particular to a blockage prevention burner. BACKGROUND

[0002] In the steelmaking production process, part of the materials such as alloy and scrap steel need to be heated, and the heating furnace equipment is a common equipment for heating materials. The burner arranged on the heating furnace is a key component that determines the performance of the heating furnace. During the feeding process of the alloy, the small particles of the material are easy to enter the front end of the burner, causing the blockage of the burner. After the flame hole at the front end of the burner is blocked, the flame cannot be ejected, and burns inside the burner, causing the burner to be damaged. The blockage of the burner affects the roasting effect of the alloy and reduces the normal service life of the equipment.

[0003] Therefore, it is necessary to design a burner which can directly observe the internal condition of the burner to judge the blockage condition and timely unblock. SUMMARY

[0004] In order to improve the above problems, the present application provides a blockage prevention burner.

[0005] The blockage prevention burner provided by the present application comprises a main body, a pipe wall and a combustion chamber formed by the pipe wall.

[0006] A discharging part is formed on the inner wall of the combustion chamber in the first direction.

[0007] A cyclone disc is arranged on one side of the discharging part in the first direction.

[0008] A protective screen is arranged on the side of the discharging part away from the cyclone disc in the first direction.

[0009] An observation lens is arranged at one end of the combustion chamber away from the discharging part.

[0010] The main body further comprises an air inlet formed through the combustion chamber in the first direction. The discharging part is arranged through the pipe wall in a direction perpendicular to the first direction. The cyclone disc and the protective screen have a distance X in the first direction. An adjusting mechanism is arranged on the main body for adjusting the distance X. The observation lens is detachably connected to the combustion chamber.

[0011] By arranging the double-layer protective material blocking structure of the cyclone disc and the protective screen, the entry of the broken material is effectively prevented, and the entry of the material into the burner due to the deformation of the protective screen during use is also ensured. By arranging the observation window, the combustion state of the burner can be easily observed, and whether the material is accumulated in the burner can be easily observed. In this way, the unblocking condition can be found in time, and then the observation lens is detached, and high-pressure compressed air is used to blow the combustion chamber.

[0012] Optionally, the main body comprises a pipe wall and a combustion chamber formed by the pipe wall.

[0013] an outlet part formed in the inner wall of the combustion chamber along a first direction;

[0014] a cyclone disc arranged at one side of the outlet part along the first direction;

[0015] a protective screen arranged at the side of the outlet part away from the cyclone disc along the first direction;

[0016] an observation lens arranged at the end of the combustion chamber away from the outlet part;

[0017] wherein the main body is further formed with an air inlet penetrating the combustion chamber along the first direction; the outlet part penetrates the tube wall along a direction perpendicular to the first direction; the cyclone disc and the protective screen have a distance X along the first direction; the main body is provided with an adjusting mechanism for adjusting the distance X; and the observation lens is detachably connected to the combustion chamber.

[0018] Optionally, the device further comprises:

[0019] a mounting ring for supporting the observation lens;

[0020] a fixing flange for fixing the observation lens to the mounting ring;

[0021] a fastening block arranged on the main body to connect the mounting ring;

[0022] wherein the main body is formed with a mounting groove corresponding to the mounting ring; the fastening block is movably arranged on the inner wall of the mounting groove; the side wall of the mounting ring is formed with a limiting groove corresponding to the fastening block, and the fastening block is inserted into the limiting groove to limit the movement of the mounting ring along the first direction.

[0023] Optionally, the groove wall of the mounting groove is formed with a sliding groove corresponding to the limiting groove;

[0024] the fastening block is movably arranged in the sliding groove;

[0025] the position of the fastening block close to the observation lens along the first direction is formed with an inclined surface;

[0026] the limiting groove is formed with a fitting part corresponding to the inclined surface.

[0027] Optionally, a threaded block is rotatably arranged on the fastening block;

[0028] the inner part of the sliding groove is formed with a threaded groove corresponding to the threaded block;

[0029] the inner wall of the sliding groove is formed with a positioning block;

[0030] the mounting ring is formed with a positioning groove corresponding to the positioning block.

[0031] Optionally, the observation lens is made of quartz glass.

[0032] Optionally, a data collector is mounted on the mounting ring;

[0033] The data collector is electrically connected with the central processor.

[0034] The central processor receives and processes the electrical signals transmitted by the data collector.

[0035] Optionally, the data collector is a visual collector.

[0036] The visual collector records the combustion condition of the internal space of the combustion chamber at intervals.

[0037] The central processor comprises a data analysis module to analyze the image information transmitted by the visual collector.

[0038] The central processor is electrically connected with the alarm.

[0039] Optionally, the adjusting mechanism comprises:

[0040] A sliding block is arranged on the pipe wall and slides in the first direction.

[0041] An electromagnet is arranged opposite to the sliding block in the first direction.

[0042] A magnet is arranged on the sliding block.

[0043] An infrared distance meter is arranged on the protective net to detect the distance X.

[0044] The electromagnet is electrically connected with the central processor to control the magnetism of the electromagnet; the infrared distance meter is electrically connected with the central processor; and the data analysis module analyzes the electrical signals transmitted by the infrared distance meter.

[0045] Optionally, a blowing hole is arranged between the cyclone disc and the protective net.

[0046] An electromagnetic valve is arranged in the blowing hole to block the blowing hole.

[0047] The electromagnetic valve is electrically connected with the central processor.

[0048] In summary, the present application has at least one of the following beneficial technical effects:

[0049] 1. The anti-blocking combustor adopts a double-layer protective material blocking structure design, which effectively prevents the entry of broken materials and ensures that the material enters the internal part of the combustor due to the deformation of the protective net during use.

[0050] 2. The structure of the discharge part of the combustion chamber ensures that the small broken materials entering from the protective net can be discharged in time to prevent the small broken materials from melting and caking in the internal part of the combustor.

[0051] 3. The observation lens can be easily disassembled, and when the combustor is blocked seriously, it can be opened to clean the combustor.

[0052] 4. The observation lens can conveniently observe the combustion state of the burner and easily observe whether there is material accumulation inside the burner;

[0053] 5. The visual collector can replace manual observation of the internal condition of the combustion chamber, reducing manual intensity;

[0054] 6. The adjusting mechanism can adjust the distance X between the protective screen and the cyclone disc according to the internal condition of the combustion chamber, and the plugging effect can be improved by combining the principle of air pressure difference. BRIEF DESCRIPTION OF DRAWINGS

[0055] Figure 1 is a schematic diagram of the overall structure of the embodiment of the present application;

[0056] Figure 2 is a schematic diagram of the overall structure of the embodiment of the present application;

[0057] Figure 3 is Figure 2 is a partial enlarged view of

[0058] Figure 4 is a schematic diagram of the discharge part in the embodiment of the present application.

[0059] Reference signs: 1, main body; 2, discharge part; 3, cyclone disc; 4, protective screen; 5, observation lens; 6, mounting ring; 7, fixing flange; 8, fastening block; 9, sliding block; 10, electromagnet; 11, magnet; 12, infrared range finder. DETAILED DESCRIPTION

[0060] Embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. Although certain embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure can be implemented in various forms and should not be interpreted as being limited to the embodiments set forth herein. Rather, these embodiments are provided so that the present disclosure can be more thoroughly and completely understood. It should be understood that the drawings and embodiments of the present disclosure are only for exemplary purposes and are not intended to limit the scope of protection of the present disclosure.

[0061] In addition, it should be further noted that only the parts related to the invention are shown in the drawings for ease of description. The embodiments in the present disclosure and the features in the embodiments can be combined with each other without conflict.

[0062] It should be noted that the concepts of "first", "second", etc. mentioned in the present disclosure are only used to distinguish different devices, modules or units, and are not intended to limit the order or interdependence of the functions performed by these devices, modules or units.

[0063] It should be noted that the modification of "one", "a plurality of" mentioned in the present disclosure is illustrative but not restrictive, and those skilled in the art should understand that unless the context clearly indicates otherwise, it should be understood as "one or more".

[0064] The present disclosure will be described in detail below with reference to the accompanying drawings and in conjunction with embodiments.

[0065] Embodiment one

[0066] The embodiment of the present application discloses a anti-blocking burner, comprising: a main body 1, an outlet part 2, a cyclone disc 3, a protective net 4, an observation lens 5; Specifically, the main body 1 is a cylindrical tube, comprising a tube wall and a cylindrical combustion chamber defined by the tube wall; the combustion chamber forms the outlet part 2 at any one end along the first direction; the first direction is the axial direction of the main body 1; wherein the outlet part 2 is located at the tube wall along the vertical direction to the outside space; More specifically, the air inlet is formed at the position away from the outlet part 2 along the first direction, which is preferably two, and the two air inlets are arranged in a straight line along the first direction;

[0067] Specifically, the cyclone disc 3 is arranged on one side of the outlet part 2 close to the air inlet along the first direction, and the protective net 4 is arranged on the other side of the outlet part 2 away from the cyclone disc 3 along the first direction; In this way, the gas and combustion air enter from the gas inlet, are uniformly mixed and diffused in the combustion chamber, and are sprayed from the front end of the burner, meet the long-lasting fire in the furnace and form strong and powerful flame to roast the material in front; During the feeding process, the protective net 4 can prevent large blocky materials from entering the inside of the burner, and small particles are blocked outside the cyclone disc. The pre-mixed gas can blow away the small particles at the front end after speed increasing through the cyclone disc, and is discharged from the outlet part 2 at the lower part of the combustion chamber; which can effectively reduce the risk of blockage; More specifically, an observation lens 5 is detachably arranged at the end of the combustion chamber away from the outlet part 2 to observe the combustion in the combustion chamber; Through the above arrangement, the worker can check the combustion state of the burner through the observation lens 5 during work, and easily observe whether there is material accumulation in the burner. If material accumulation occurs, the observation lens 5 can be removed, and then the combustion chamber is blown by high-pressure gas to realize unblocking.

[0068] In another possible implementation, the observation lens 5 is made of quartz glass, which can withstand high temperature of 1200℃; wherein, the burner further comprises: a mounting ring 6, a fixing flange 7, a fastening block 8; the main body 1 forms a mounting groove corresponding to the mounting ring 6, which is used to support the observation lens 5; the fixing flange 7 is fixedly connected with the mounting ring 6 through a nut, so as to fix the observation lens 5 between the mounting ring 6 and the flange; more specifically, a sealing ring is arranged on the surface of the mounting ring 6 and the flange, so as to improve the sealing performance; specifically, the side wall of the mounting ring 6 forms a limiting groove corresponding to the fastening block 8, and the fastening block 8 is inserted into the limiting groove to limit the movement of the mounting ring 6 in the first direction; the inner wall of the mounting groove forms a sliding groove corresponding to the limiting groove, and the fastening block 8 is movably arranged on the inner wall of the sliding groove; preferably, the position of the fastening block 8 close to the observation lens 5 in the first direction forms an inclined surface, and the limiting groove forms a fitting part corresponding to the inclined surface; in use, the mounting ring 6 is embedded into the mounting groove; then the fastening block 8 is inserted into the limiting groove, at this time the inclined surface and the fitting part are extruded to each other, so as to drive the mounting ring 6 to move in the first direction; in this way, the mounting ring 6 and the mounting groove can be in closer contact; on the one hand, the tightness is improved, and on the other hand, the disassembly and assembly are facilitated;

[0069] Preferably, a threaded block is rotatably arranged on the fastening block 8, and the inner part of the sliding groove forms a threaded groove corresponding to the threaded block; in this way, the mounting ring 6 can be easily disassembled and fixed; the inner wall of the sliding groove forms a positioning block, and the mounting ring 6 forms a positioning groove corresponding to the positioning block; when the mounting ring 6 is mounted, the positioning block corresponds to the positioning groove, so that the limiting groove and the sliding groove correspond to each other.

[0070] In another possible implementation, a data collector is mounted on the mounting ring 6, and the data collector is a visual collector, such as an industrial camera or a video camera; which is used to take pictures of the internal space of the combustion chamber at intervals; the data collector is electrically connected with the central processor, and the central processor receives and processes the electrical signals transmitted by the data collector; the central processor comprises a data analysis module to analyze the image information transmitted by the visual collector; the data analysis module can judge the combustion condition of the combustion chamber according to the image information; then an alarm is given through the alarm electrically connected with the central processor; at this time, the worker can make a corresponding treatment according to the alarm information given by the alarm; through the above scheme, the worker can avoid the need to frequently observe through the observation lens 5.

[0071] Embodiment two

[0072] The cyclone disc 3 and the protective screen 4 have a distance X in the first direction, and the main body 1 is provided with an adjusting mechanism for adjusting the distance X; the adjusting mechanism comprises a sliding block 9, an electromagnet 10, a magnet 11 and an infrared distance meter 12; wherein the pipe wall forms a moving groove in the first direction, the sliding block 9 is arranged in the moving groove, and the protective screen 4 is connected with the sliding block 9; the electromagnet 10 is arranged in the moving groove, and the magnet 11 corresponding to the electromagnet 10 is arranged on the sliding block 9; specifically, the moving groove and the combustion chamber have a heat insulation layer therebetween to reduce the temperature in the moving groove and prevent the electromagnet 10 from being burnt out; the electromagnet 10 is electrically connected with the central processing unit to control the magnetism of the electromagnet 10; the infrared distance meter 12 is arranged on the sliding block 9 to detect the distance X; the infrared distance meter 12 is electrically connected with the central processing unit; and a data analysis module is arranged to analyze the electrical signal transmitted by the infrared distance meter 12.

[0073] Specifically, the blowing hole is arranged between the cyclone disc 3 and the protective screen 4, and the solenoid valve is arranged in the blowing hole to block the blowing hole; the solenoid valve is electrically connected with the central processing unit.

[0074] Through the above design, firstly, the data analysis module can judge the combustion condition of the combustion chamber according to the image information; if it is judged that the clogging is occurring, the central processing unit drives the electromagnet 10 to be electrified to drive the sliding block 9 to drive the protective screen to approach / away from the cyclone disc, so as to adjust the distance X first, to adapt to the channel through which the material flows at this time; in addition, the central processing unit can also drive the solenoid valve to open, to blow the space between the protective screen 4 and the cyclone disc; in this way, the space between the protective screen 4 and the cyclone disc has a smaller air pressure than the surrounding; then the high-pressure gas in the combustion chamber is introduced, and under the influence of the air pressure difference, the unblocking effect is improved; and the central processing unit can also drive the sliding block 9 to reciprocate the protective screen 4, so as to change the air pressure constantly, thereby further improving the unblocking effect.

[0075] The burner adopts the measure of "preferably unblocking" for small materials, and the small materials entering the burner are discharged through the lower discharge part; if the grid density at the front end of the burner is increased, the flame will be greatly affected, even if the materials are blocked outside the burner, the flame will also be blocked inside the burner, affecting the use effect of the burner. The cyclone disc is arranged next to the inside of the lower discharge opening of the burner to prevent the materials from further entering the inside of the burner, and also to blow the combustion chamber at the front end.

[0076] In the description of the application, it should be noted that unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connecting" and the like should be understood in a broad sense, for example, can be fixedly connected, can also be detachably connected, or integrally connected; can be mechanically connected, can also be electrically connected; can be directly connected, can also be indirectly connected through an intermediate medium, can be the communication inside two elements. For those skilled in the art, the specific meaning of the above terms in the application can be understood according to the specific circumstances.

[0077] The above is only an embodiment of the present application, and does not limit the patent scope of the present application, and any equivalent structure or equivalent process transformation made by using the content of the specification and drawings of the present application, or directly or indirectly applied to other related technical fields, are also included in the patent protection scope of the present application.

Claims

1. Anti-blocking burner, characterized in that, include: A main body (1) comprising a tube wall and a combustion chamber defined by the tube wall; A discharge portion (2) formed on the inner wall of the combustion chamber along a first direction; a swirl disk (3) arranged on one side of the discharge portion (2) along the first direction; a protective net (4) arranged along the first direction on a side of the discharge portion (2) away from the swirl disk (3); An observation lens (5) is arranged at one end of the combustion chamber away from the discharge portion (2); The main body (1) further forms an air inlet penetrating to the combustion chamber along the first direction; the discharge portion (2) is located on the tube wall and penetrates the tube wall perpendicular to the first direction; the swirl disk (3) and the protective net (4) are spaced apart by a distance X along the first direction; an adjustment mechanism for adjusting the distance X is provided on the main body (1); and the observation lens (5) is detachably connected to the combustion chamber; Also includes: A mounting ring (6) for supporting the viewing lens (5); A fixing flange (7) for fixing the observation lens (5) to the mounting ring (6); a fastening block (8) disposed on the main body (1) to connect to the mounting ring (6); The main body (1) forms a mounting groove corresponding to the mounting ring (6); the fastening block (8) is movably arranged on the inner wall of the mounting groove; the side wall of the mounting ring (6) forms a limiting groove corresponding to the fastening block (8), and the fastening block (8) is inserted into the limiting groove to limit the mounting ring (6) in the first direction; A data collector is installed on the installation ring (6); The data collector is electrically connected to the central processing unit; The central processing unit receives and processes the electrical signal transmitted by the data collector; The data collector is a visual collector; The visual collector records the combustion conditions of the internal space of the combustion chamber at intervals; The central processing unit includes a data analysis module to analyze the image information transmitted by the visual collector; Wherein, the central processing unit is electrically connected to the alarm; The regulating mechanism comprises: A slider (9) is slidably arranged on the tube wall along the first direction; an electromagnet (10) disposed opposite to the slider (9) along the first direction; A magnet (11) is provided on the slider (9); an infrared rangefinder (12), arranged on the protective net (4) to detect the distance X; The electromagnet (10) is electrically connected to a central processing unit to control the magnetism of the electromagnet (10); the infrared rangefinder (12) is electrically connected to the central processing unit; and the data analysis module is used to analyze the electrical signal transmitted by the infrared rangefinder (12). An air blowing hole is provided between the swirl disk (3) and the protective net (4); A solenoid valve is provided in the air blowing hole to block the air blowing hole; Wherein, the electromagnet (10) valve is electrically connected to the central processing unit.

2. The anti-blocking burner according to claim 1, characterized in that: The groove wall of the installation groove forms a sliding groove corresponding to the limiting groove; The fastening block (8) is movably arranged on the inner wall of the slide groove; The fastening block (8) forms an inclined surface at a position close to the observation lens (5) along the first direction; The limiting groove forms a fitting portion corresponding to the inclined surface.

3. The anti-blocking burner according to claim 2, characterized in that: A threaded block is rotatably provided on the fastening block (8); The inner portion of the slide groove forms a thread groove that matches the thread of the thread block; A positioning block is formed on the inner wall of the chute; The mounting ring (6) forms a positioning groove corresponding to the positioning block.

4. The anti-blocking burner according to claim 1, characterized in that: The observation lens (5) is made of quartz glass.

Images