Industrial boiler burner with good stability

Abstract

The utility model discloses an industrial boiler burner with good stability, which comprises a shell, the left end and the right end of the shell are fixedly connected with connecting pipes, the lower end of the shell is fixedly connected with two magnets which are symmetrically distributed, the inner sides of the magnets are adsorbed with a magnetic absorption collection box, the magnetic absorption collection box is in contact with the shell, and the shell is fixedly connected with the connecting pipes. And a mounting plate is mounted at the bottom of the shell through bolts. The motor is designed to drive the right-and-left threaded rod to rotate so that the shielding block can move, the connecting pipe can be shielded, and therefore the air inflow can be adjusted, the right-and-left threaded rod can drive the rotating disc to rotate while rotating, the rotating disc rotates to push the protruding block to horizontally move and be separated from the groove, and therefore the air inflow can be adjusted. When the motor stops working, the protruding block can be reset and inserted into the groove, the rotating disc and the right-hand and left-hand threaded rod can be limited, the situation that the adjusting effect is affected by continuous rotation of the right-hand and left-hand threaded rod due to inertia after the motor stops can be prevented, and the air inflow adjusting stability is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of boiler burners, in particular to an industrial boiler burner with good stability. Background Art

[0002] There are two types of industrial boiler products. One is steam, which is used for power generation or gas supply. For example, fertilizer plants can use steam vaporization to synthesize fertilizers using coal as raw material. This is a typical industrial boiler. Most industrial boilers are still coal-fired, and gas-fired ones are generally waste heat boilers used to recover waste heat. The most common industrial boiler is a circulating fluidized bed boiler. Industrial boilers are important thermal power equipment.

[0003] The utility model patent with the patent authorization announcement number CN218544437U discloses an industrial boiler low nitrogen burner, including a shell, the left and right sides of the shell are fixed with connecting pipes, the interior of the shell is provided with a filtering mechanism and a control mechanism, the filtering mechanism includes a through hole opened on the upper surface of the shell, the interior of the through hole is slidably connected with a fixing frame, and the upper surface of the fixing frame is fixed with a baffle. The industrial boiler low nitrogen burner, through the filtering mechanism set, pulls the pull rod, drives the moving block and the card block to move together and squeeze the spring, after the pull rod is limited to move by the latch, the fixing frame and the filter are inserted into the shell, the latch is pulled upward, the pull rod and the moving block are reset, the card block is stuck in the inside of the card slot, the baffle is limited, and the fixation is completed, otherwise, the filter can be quickly disassembled, which is not only simple to operate, but also convenient for disassembly and assembly of the filter, saving disassembly and assembly time, can improve work efficiency, and is conducive to the use of the burner.

[0004] In the above-mentioned prior art, during the use of the burner, the air intake is adjusted by the motor drive, but due to the influence of inertia, the output end of the motor will still rotate for a certain period of time after it stops working, which will affect the adjustment of the air intake, and the internal wind force may also cause the threaded rod to rotate under force, making the adjustment of the air intake unstable, and the burner is provided with a filter for filtering dust and impurities. As the burner continues to work, dust and impurities will adhere to the surface of the filter, and these impurities will block the filter holes of the filter, thereby affecting the air permeability and affecting the operation of the burner. Therefore, improvements are needed. Utility Model Content

[0005] The utility model aims to provide an industrial boiler burner with good stability, which solves the problem of unstable air intake adjustment and the problem of dust and impurities adhering to the filter surface causing blockage and affecting air permeability.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an industrial boiler burner with good stability, comprising a shell, the left and right ends of the shell are fixedly connected with connecting pipes, the lower end of the shell is fixedly connected with two symmetrically distributed magnets, the inner side of the magnet is adsorbed with a magnetic absorption collection box, the magnetic absorption collection box is in contact with the shell, the bottom of the shell is fixed with a mounting plate by bolts, the top of the mounting plate is fixedly connected with a filter screen, the filter screen is in contact with the inner wall of the shell, the bottom of the shell and located on the right side of the mounting plate is fixedly connected with a chip removal port, A motor is fixedly connected to the top of the shell, and the output end of the motor is rotatably connected to the shell, and the lower end of the motor output end is fixedly connected to a positive and negative threaded rod, and the bottom of the positive and negative threaded rod is fixedly connected to a turntable, and the turntable contacts with the bottom of the inner wall of the shell, and two symmetrically distributed blocking blocks are connected to the outer side of the positive and negative threaded rod through threads, and the blocking blocks are respectively slidably connected to the shell and the connecting pipe, and the inside of the blocking block is slidably connected to a guide rod, and the guide rod is fixedly connected to the shell, a stabilizing mechanism is provided on the turntable, and a cleaning mechanism is provided on the filter screen.

[0007] Preferably, a first sealing ring is fixedly connected inside the housing, and the first sealing ring is rotatably connected to the output end of the motor. By designing the first sealing ring, the connection between the output end of the motor and the housing can be sealed.

[0008] Preferably, the stabilizing mechanism includes a groove, and a plurality of grooves distributed in an annular shape are provided inside the turntable, wherein a protrusion is slidably connected inside one of the grooves, and a connecting seat is slidably sleeved on the outer side of the protrusion, and the connecting seat is rotatably connected to the turntable, and the connecting seat is fixedly connected to the shell, and the right end of the protrusion is fixedly connected to a connecting rod, and a connecting sleeve is slidably sleeved on the outer side of the connecting rod, and the connecting sleeve is fixedly connected to the connecting seat, and balls are movably sleeved inside the upper and lower ends of the connecting rod, and the balls are slidably connected to the connecting sleeve, and the right end of the connecting rod is fixedly connected to a first spring, and the other end of the first spring is fixedly connected to the connecting seat. By designing a stabilizing mechanism, the stability of the intake volume adjustment can be improved.

[0009] Preferably, the cleaning mechanism includes a pressure rod, a second sealing ring, a scraper strip, a connecting block, a fixed rod, a second spring, and a limiting ring. The upper end of the housing is internally slidably connected with a pressure rod, the lower end of the pressure rod is fixedly connected with a scraper strip, the scraper strip contacts the filter screen, the right end of the scraper strip is fixedly connected with a connecting block, the internal sliding sleeve of the connecting block is connected with a fixed rod, the fixed rod is fixedly connected with the housing, a second spring is arranged on the outside of the fixed rod, the top of the fixed rod is fixedly connected with a limiting ring, the limiting ring contacts the connecting block. By designing the cleaning mechanism, the filter screen can be prevented from being blocked.

[0010] Preferably, a second sealing ring is fixedly connected inside the housing, and the second sealing ring is slidably connected to the pressure rod. By designing the second sealing ring, the connection between the pressure rod and the housing can be sealed.

[0011] Preferably, one end of the second spring is fixedly connected to the connecting block, and the other end of the second spring is fixedly connected to the housing. By designing the second spring, the force of the second spring can act on the connecting block.

[0012] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0013] 1. The utility model can realize the movement of the blocking block by designing a motor to drive the rotation of the forward and reverse threaded rods, and can block the connecting pipe, so as to adjust the air intake. When the forward and reverse threaded rods rotate, the turntable is also driven to rotate. The rotation of the turntable will push the protrusion to move horizontally and separate from the groove. When the motor stops working, the protrusion can be reset and inserted into the groove, which can limit the turntable and the forward and reverse threaded rods, and prevent the continuous rotation of the forward and reverse threaded rods due to inertia after the motor stops, which affects the adjustment effect, thereby improving the stability of the air intake adjustment.

[0014] 2. The utility model designs the function of the pressure rod. When the pressure rod is pressed down, the scraper bar can move along the surface of the filter. The scraper bar can scrape the surface of the filter to remove dust and impurities attached to the surface of the filter, thereby preventing the filter from being blocked and affecting the gas permeability and combustion. At the same time, the scraped dust and impurities will be discharged into the magnetic absorption collection box through the chip discharge port, which is convenient for subsequent processing after collection. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional diagram of the overall structure of the utility model;

[0016] Figure 2 For this utility model Figure 1 A three-dimensional cross-sectional view of the local structure;

[0017] Figure 3 For this utility model Figure 1 A front cross-sectional view of a local structure of a shell;

[0018] Figure 4 For this utility model Figure 3 Enlarged view of point A.

[0019] In the figure: 1. shell; 2. connecting pipe; 3. magnet; 4. magnetic absorption collection box; 5. mounting plate; 6. filter screen; 7. chip removal port; 8. stabilizing mechanism; 9. cleaning mechanism; 10. motor; 11. first sealing ring; 12. positive and negative threaded rod; 13. turntable; 14. shielding block; 15. guide rod; 81. groove; 82. protrusion; 83. connecting seat; 84. connecting rod; 85. connecting sleeve; 86. ball; 87. first spring; 91. pressure rod; 92. second sealing ring; 93. scraper strip; 94. connecting block; 95. fixing rod; 96. second spring; 97. limiting ring. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1 , Figure 2 , Figure 3 , an industrial boiler burner with good stability, including a shell 1, the left and right ends of the shell 1 are fixedly connected with connecting pipes 2, the lower end of the shell 1 is fixedly connected with two symmetrically distributed magnets 3, the inner side of the magnet 3 is adsorbed with a magnetic absorption collection box 4, the magnetic absorption collection box 4 is in contact with the shell 1, the bottom of the shell 1 is fixed with a mounting plate 5 by bolts, the top of the mounting plate 5 is fixedly connected with a filter screen 6, the filter screen 6 is in contact with the inner wall of the shell 1, the bottom of the shell 1 and the right side of the mounting plate 5 is fixedly connected with a chip removal port 7, the top of the shell 1 is fixedly connected with a motor 10, the output end of the motor 10 is rotatably connected to the shell 1, the inside of the shell 1 is fixedly connected with a first sealing ring 11, the first A sealing ring 11 is rotatably connected to the output end of the motor 10. By designing the first sealing ring 11, the connection between the output end of the motor 10 and the housing 1 can be sealed. The lower end of the output end of the motor 10 is fixedly connected with a positive and negative threaded rod 12, and the bottom of the positive and negative threaded rod 12 is fixedly connected with a turntable 13. The turntable 13 contacts the bottom of the inner wall of the housing 1. The outer side of the positive and negative threaded rod 12 is connected to two symmetrically distributed blocking blocks 14 through threads. The blocking blocks 14 are respectively slidably connected to the housing 1 and the connecting pipe 2. The inside of the blocking block 14 is slidably connected with a guide rod 15, and the guide rod 15 is fixedly connected to the housing 1. A stabilizing mechanism 8 is provided on the turntable 13, and a cleaning mechanism 9 is provided on the filter screen 6.

[0022] See also Figure 1 , Figure 3 , Figure 4The stabilizing mechanism 8 includes a groove 81. A plurality of annularly distributed grooves 81 are provided inside the turntable 13. A protrusion 82 is slidably connected inside one of the grooves 81. A connecting seat 83 is slidably sleeved on the outer side of the protrusion 82. The connecting seat 83 is rotatably connected to the turntable 13. The connecting seat 83 is fixedly connected to the shell 1. A connecting rod 84 is fixedly connected to the right end of the protrusion 82. A connecting sleeve 85 is slidably sleeved on the outer side of the connecting rod 84. The connecting sleeve 85 is fixedly connected to the connecting seat 83. Balls 86 are movably sleeved inside the upper and lower ends of the connecting rod 84. The ball 86 is slidably connected to the connecting sleeve 85. The right end of the connecting rod 84 is fixedly connected to a first spring 87. The other end of the first spring 87 is fixedly connected to the connecting seat 83. By designing the stabilizing mechanism 8, the stability of the intake volume adjustment can be improved.

[0023] See also Figure 1 , Figure 3 The cleaning mechanism 9 includes a pressure rod 91, a second sealing ring 92, a scraper strip 93, a connecting block 94, a fixing rod 95, a second spring 96, and a limiting ring 97. The upper end of the housing 1 is slidably connected to the pressure rod 91, and the housing 1 is fixedly connected to the second sealing ring 92. The second sealing ring 92 is slidably connected to the pressure rod 91. By designing the second sealing ring 92, the connection between the pressure rod 91 and the housing 1 can be sealed. The lower end of the pressure rod 91 is fixedly connected to the scraper strip 93, and the scraper strip 93 contacts the filter screen 6. The right end of the scraper strip 93 is fixedly connected to the connecting block 9 4. A fixing rod 95 is slidably sleeved inside the connecting block 94, and the fixing rod 95 is fixedly connected to the housing 1. A second spring 96 is arranged on the outer side of the fixing rod 95, and one end of the second spring 96 is fixedly connected to the connecting block 94, and the other end of the second spring 96 is fixedly connected to the housing 1. By designing the second spring 96, the force of the second spring 96 can act on the connecting block 94. A limiting ring 97 is fixedly connected to the top of the fixing rod 95, and the limiting ring 97 contacts the connecting block 94. By designing the cleaning mechanism 9, clogging of the filter screen 6 can be prevented.

[0024] The specific implementation process of the utility model is as follows: when in use, when it is necessary to adjust the air intake, the motor 10 drives the positive and negative threaded rod 12 to rotate, and the blocking block 14 will make a threaded motion and slide along the guide rod 15, which can block the connecting pipe 2 to achieve the purpose of adjusting the air intake. When the positive and negative threaded rod 12 rotates, it will also drive the turntable 13 to rotate. The turntable 13 and the protrusion 82 rotate relative to each other, which will squeeze the protrusion 82. The protrusion 82 will drive the connecting rod 84 to slide along the connecting sleeve 85 and squeeze the first spring 87, so that the protrusion 82 can be separated from the groove 81 on the turntable 13. When the motor 10 stops working, the elastic action of the first spring 87 can reset the protrusion 82 and insert it into the groove 81 at another position, and the turntable 13 and the positive and negative threaded rod 12 can be limited, which can prevent the positive and negative threaded rod 12 from continuously rotating due to inertia after the motor 10 stops, affecting the adjustment effect, and improving the stability of the air intake adjustment. Through the action of the filter 6, dust and impurities can be filtered. When the filter 6 needs to be cleaned, the pressure rod 91 is pressed down, and the pressure rod 91 drives the scraper 93 to slide along the filter 6. At the same time, the scraper 93 drives the connecting block 94 to slide along the fixed rod 95. The connecting block 94 squeezes the second spring 96. The scraper 93 can scrape the surface of the filter 6 to scrape off the dust and impurities attached to the surface of the filter 6 to prevent the blockage of the filter 6 from affecting the gas permeability and combustion. At the same time, the scraped dust and impurities will be discharged into the magnetic absorption collection box 4 through the chip discharge port 7, which is convenient for subsequent processing after collection.

[0025] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An industrial boiler burner with good stability, comprising a housing (1), characterized in that: The left and right ends of the shell (1) are fixedly connected to connecting pipes (2); the lower end of the shell (1) is fixedly connected to two symmetrically distributed magnets (3); the inner side of the magnets (3) is adsorbed with a magnetic absorption collection box (4); the magnetic absorption collection box (4) is in contact with the shell (1); the bottom of the shell (1) is fixedly connected to a mounting plate (5) by bolts; the top of the mounting plate (5) is fixedly connected to a filter screen (6); the filter screen (6) is in contact with the inner wall of the shell (1); the bottom of the shell (1) and located on the right side of the mounting plate (5) is fixedly connected to a chip removal port (7); the top of the shell (1) is fixedly connected to a motor (10); the output end of the motor (10) is in contact with the shell ( 1) rotatably connected, the lower end of the output end of the motor (10) is fixedly connected to a forward and reverse threaded rod (12), the bottom of the forward and reverse threaded rod (12) is fixedly connected to a turntable (13), the turntable (13) contacts the bottom of the inner wall of the shell (1), the outer side of the forward and reverse threaded rod (12) is connected to two symmetrically distributed blocking blocks (14) through threads, the blocking blocks (14) are respectively slidably connected to the shell (1) and the connecting pipe (2), the inside of the blocking block (14) is slidably connected to a guide rod (15), the guide rod (15) is fixedly connected to the shell (1), the turntable (13) is provided with a stabilizing mechanism (8), and the filter (6) is provided with a cleaning mechanism (9).

2. An industrial boiler burner with good stability according to claim 1, characterized in that: A first sealing ring (11) is fixedly connected to the interior of the housing (1), and the first sealing ring (11) is rotatably connected to the output end of the motor (10).

3. The industrial boiler burner with good stability according to claim 1, characterized in that: The stabilizing mechanism (8) comprises a groove (81), a plurality of grooves (81) distributed in an annular shape are provided inside the rotating disk (13), a convex block (82) is slidably connected inside one of the grooves (81), a connecting seat (83) is slidably sleeved on the outer side of the convex block (82), the connecting seat (83) is rotatably connected to the rotating disk (13), the connecting seat (83) is fixedly connected to the housing (1), a connecting rod (84) is fixedly connected at the right end of the convex block (82), a connecting sleeve (85) is slidably sleeved on the outer side of the connecting rod (84), the connecting sleeve (85) is fixedly connected to the connecting seat (83), a ball (86) is movably sleeved inside the upper and lower ends of the connecting rod (84), the ball (86) is slidably connected to the connecting sleeve (85), the right end of the connecting rod (84) is fixedly connected to a first spring (87), the other end of the first spring (87) is fixedly connected to the connecting seat (83).

4. The industrial boiler burner with good stability according to claim 1, characterized in that: The cleaning mechanism (9) comprises a pressure rod (91), a second sealing ring (92), a scraper strip (93), a connecting block (94), a fixed rod (95), a second spring (96), and a limiting ring (97); the upper end of the shell (1) is slidably connected to the pressure rod (91); the lower end of the pressure rod (91) is fixedly connected to the scraper strip (93); the scraper strip (93) contacts the filter screen (6); the right end of the scraper strip (93) is fixedly connected to the connecting block (94); the connecting block (94) is internally slidably sleeved with a fixed rod (95); the fixed rod (95) is fixedly connected to the shell (1); the outer side of the fixed rod (95) is provided with a second spring (96); the top of the fixed rod (95) is fixedly connected to the limiting ring (97); the limiting ring (97) contacts the connecting block (94).

5. The industrial boiler burner with good stability according to claim 1, characterized in that: A second sealing ring (92) is fixedly connected to the interior of the housing (1), and the second sealing ring (92) is slidably connected to the pressure rod (91).

6. The industrial boiler burner with good stability according to claim 4, characterized in that: One end of the second spring (96) is fixedly connected to the connecting block (94), and the other end of the second spring (96) is fixedly connected to the housing (1).

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