Low-nitrogen type fuel oil burner

Abstract

The utility model provides a low-nitrogen type fuel oil burner, which relates to the technical field of fuel oil burners, and comprises a burner body, one side of the burner body is fixedly connected with a gas outlet pipe, one side of the burner body is provided with a motor, and the other side of the burner body is provided with heat dissipation holes. The bottom of the burner body is fixedly connected with an auxiliary block, the bottom of the auxiliary block is provided with an adjusting device, the adjusting device comprises a supporting column, and the outer surface of the supporting column is connected with a sleeve in a sliding mode. The threaded rod can drive the auxiliary block connected with the second connecting block to synchronously move in the vertical direction, and the auxiliary block can drive the burner body and the gas outlet pipe to synchronously move in the vertical direction, so that the height of the gas outlet pipe can be conveniently adjusted according to the height of the gas inlet of the boiler; and the fuel oil burner can adapt to boilers of various models, and the fuel oil burner can be conveniently installed.

Description

Technical Field

[0001] The utility model relates to the technical field of oil burners, in particular to a low-nitrogen oil burner. Background Art

[0002] A low-nitrogen fuel burner is a device that adds a blower, induced draft fan, inverter, control valve and multiple circuits to a traditional burner to allow clean energy and burner operation to provide more efficient thermal energy for the boiler. It has the advantages of low pollution and high efficiency.

[0003] The inventor discovered in his daily work that the air pipe of the oil burner is directly connected to the air inlet of the boiler. The height of the air inlet of the boiler varies depending on its model, while the height difference between the air inlet pipe of the oil burner and its base is fixed. This will cause the oil burner to be unable to adapt to various models of boilers, making it inconvenient to install the oil burner.

[0004] In order to solve the problem that the height of the air inlet of the boiler varies depending on its model, and the height difference between the air inlet pipe of the oil burner and its base is fixed, which will cause the oil burner to be unable to adapt to various models of boilers and is inconvenient to install the oil burner, the prior art solves the problem by replacing the base according to different models of boilers. The utility model adopts another solution. Utility Model Content

[0005] The utility model proposes a low-nitrogen fuel burner to solve the problem that the heights of the air inlets of boilers vary depending on their models, while the height difference between the air inlet pipe of the fuel burner and its base is fixed, which makes the fuel burner unable to adapt to boilers of various models and is inconvenient to install.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a low-nitrogen fuel burner, comprising a burner body, one side of the burner body is fixedly connected to an air outlet pipe, one side of the burner body is provided with a motor, the other side of the burner body is provided with a heat dissipation hole, the bottom of the burner body is fixedly connected to an auxiliary block, the bottom of the auxiliary block is provided with an adjustment device, the adjustment device comprises a support column, the outer surface of the support column is slidably connected to a sleeve, the bottom of the sleeve is fixedly connected to a mounting plate, the two sides of the mounting plate are fixedly connected to a first connecting block, the two sides of the bottom of the auxiliary block are fixedly connected to a second connecting block, a threaded barrel is provided on the top of one of the first connecting blocks, the inner wall of the threaded barrel is threadedly connected to a threaded rod, one end of the threaded rod is fixedly connected to the bottom of one of the second connecting blocks, a display screen is provided on the other side of the burner body, and a protective device is provided on one side of the display screen.

[0007] The effect achieved by the above components is: by setting a threaded rod and a threaded barrel, rotating the threaded barrel, the threaded barrel will drive the threaded rod to expand and contract on the inner wall of the threaded barrel, and the threaded barrel will drive the auxiliary block connected to the second connecting block to move synchronously in the vertical direction. The auxiliary block will drive the support column to expand and contract on the inner wall of the sleeve, and drive the burner body and the air outlet pipe to move synchronously in the vertical direction, thereby facilitating the adjustment of the height of the air outlet pipe according to the height of the boiler air inlet, so that the oil burner can be adapted to boilers of various models.

[0008] Preferably, a bearing is fixedly connected to the outer surface of one end of the threaded barrel, and the outer surface of the bearing is fixedly connected to the inner wall of the first connecting block.

[0009] The effect achieved by the above components is that by providing the bearing, the friction between the threaded barrel and the first connecting block can be effectively reduced when the threaded barrel is rotated, thereby making it more labor-saving when rotating the threaded barrel.

[0010] Preferably, a rubber sleeve is fixedly connected to the outer surface of the threaded barrel, and grooves are evenly formed on the outer surface of the rubber sleeve.

[0011] The effect achieved by the above components is that by providing the rubber sleeve with the groove, the friction force on the outer surface of the threaded barrel can be effectively increased, thereby having an anti-slip effect when the threaded barrel is rotated.

[0012] Preferably, a cylinder is fixedly connected to the top of another of the first connecting blocks, a threaded rod is slidably connected to the inner wall of the cylinder, and one end of the threaded rod is fixedly connected to the bottom of another of the second connecting blocks.

[0013] The effect achieved by the above-mentioned components is: by setting the threaded rod and the cylinder, when the auxiliary block moves in the vertical direction under the action of the threaded rod, the auxiliary block will drive the threaded rod connected to the second connecting block to slide synchronously on the inner wall of the cylinder, which can limit the auxiliary block, and the auxiliary block is more stable during the movement.

[0014] Preferably, the outer surface of the threaded insert rod is threadedly connected to a limiting block, and the bottom of the limiting block abuts against the top of the cylinder.

[0015] The effect achieved by the above components is: by setting the limit block and rotating the limit block so that the bottom of the limit block abuts against the top of the threaded rod, the limit block can play an auxiliary supporting role for the auxiliary block, reduce the supporting pressure of the threaded rod, and make the overall structure more stable.

[0016] Preferably, the protective device comprises a protective plate, one side of the protective plate is rotatably connected to one side of the display screen, and one side of the protective plate is fixedly connected to a handle.

[0017] The effect achieved by the above components is: by setting up a protective plate, pushing the protective plate to rotate through the handle so that one side of the protective plate abuts against the display screen, the protective plate can protect the display screen and prevent external force from directly hitting the display screen and causing damage to the display screen.

[0018] Preferably, a round hole block is fixedly connected to one side of the protective plate, a screw hole block is fixedly connected to one side of the display screen, and a threaded pin is inserted into the inner wall of the round hole block.

[0019] The effect achieved by the above components is: by setting the round hole block and the screw hole block, under the action of the threaded pin, when one side of the protective plate abuts against one side of the display screen, the threaded pin is inserted into the round hole block, and then the threaded pin is rotated so that the threaded pin enters the inner wall of the screw hole block. The threaded pin can connect the round hole block and the screw hole block, thereby fixing the protective plate and the display screen, preventing the protective plate from rotating easily, and ensuring that the protective plate always maintains a good protective effect on the display screen.

[0020] Preferably, one end of the threaded pin is fixedly connected to a stopper, one side of the stopper is fixedly connected to an elastic rope, and one end of the elastic rope is fixedly connected to one side of the protective plate.

[0021] The effect achieved by the above components is: by arranging the elastic rope to connect the stopper and the protective plate, the problem of the threaded pin being easily lost after being separated from the round hole block can be effectively prevented.

[0022] Compared with the prior art, the advantages and positive effects of the utility model are:

[0023] In the utility model, by setting a threaded rod, the threaded rod can drive the auxiliary block connected to the second connecting block to move synchronously in the vertical direction, and the auxiliary block will drive the burner body and the air outlet pipe to move synchronously in the vertical direction, thereby facilitating the adjustment of the height of the air outlet pipe according to the height of the boiler air inlet, so that the oil burner can be adapted to various models of boilers, and the installation of the oil burner is convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a three-dimensional structural schematic diagram of the main body of the utility model;

[0025] Figure 2 It is a three-dimensional structural schematic diagram of the protective plate of the utility model;

[0026] Figure 3 It is a three-dimensional structural schematic diagram of the sleeve of the utility model;

[0027] Figure 4 For this utility model Figure 3 A is an enlarged structural diagram of FIG.

[0028] Legend: 1. Burner body; 2. Exhaust pipe; 3. Motor; 4. Heat dissipation hole; 5. Auxiliary block; 6. Adjustment device; 61. Support column; 62. Sleeve; 63. First connecting block; 64. Second connecting block; 65. Threaded barrel; 66. Threaded rod; 67. Bearing; 68. Rubber sleeve; 69. Cylinder; 610. Threaded rod; 611. Limit block; 7. Mounting plate; 8. Display screen; 9. Protective device; 91. Protective plate; 92. Handle; 93. Round hole block; 94. Screw hole block; 95. Threaded pin; 96. Stopper; 97. Elastic rope. DETAILED DESCRIPTION

[0029] Example 1, reference Figure 1-Figure 3As shown, the present embodiment discloses a low-nitrogen fuel burner, comprising a burner body 1, one side of the burner body 1 is fixedly connected with an air outlet pipe 2, one side of the burner body 1 is provided with a motor 3, the other side of the burner body 1 is provided with a heat dissipation hole 4, the bottom of the burner body 1 is fixedly connected with an auxiliary block 5, the bottom of the auxiliary block 5 is provided with an adjustment device 6, the adjustment device 6 comprises a support column 61, the outer surface of the support column 61 is slidably connected with a sleeve 62, the bottom of the sleeve 62 is fixedly connected with a mounting plate 7, both sides of the mounting plate 7 are fixedly connected with a first connecting block 63, both sides of the bottom of the auxiliary block 5 are fixedly connected with a second connecting block 64, a threaded barrel 65 is provided on the top of one of the first connecting blocks 63, and the inner wall of the threaded barrel 65 is threadedly connected with a threaded Rod 66, one end of the threaded rod 66 is fixedly connected to the bottom of one of the second connecting blocks 64, a display screen 8 is arranged on the other side of the burner body 1, and a protective device 9 is arranged on one side of the display screen 8. By arranging the threaded rod 66 and the threaded cylinder 65, the threaded cylinder 65 is rotated, and the threaded cylinder 65 will drive the threaded rod 66 to expand and contract on the inner wall of the threaded cylinder 65, and the threaded cylinder 65 will drive the auxiliary block 5 connected to the second connecting block 64 to move synchronously in the vertical direction, and the auxiliary block 5 will drive the support column 61 to expand and contract on the inner wall of the sleeve 62, and drive the burner body 1 and the air outlet pipe 2 to move synchronously in the vertical direction, so as to facilitate the adjustment of the height of the air outlet pipe 2 according to the height of the boiler air inlet, so that the oil burner can be adapted to boilers of various models.

[0030] Reference Figure 3 As shown, a bearing 67 is fixedly connected to the outer surface of one end of the threaded barrel 65, and the outer surface of the bearing 67 is fixedly connected to the inner wall of the first connecting block 63. By providing the bearing 67, when the threaded barrel 65 is rotated, the friction between the threaded barrel 65 and the first connecting block 63 can be effectively reduced, thereby making it easier to rotate the threaded barrel 65; a rubber sleeve 68 is fixedly connected to the outer surface of the threaded barrel 65, and grooves are evenly formed on the outer surface of the rubber sleeve 68. By providing the rubber sleeve 68 with grooves, the friction on the outer surface of the threaded barrel 65 can be effectively increased, thereby having an anti-slip effect when the threaded barrel 65 is rotated.

[0031] Reference Figure 3 and Figure 4As shown, the top of another first connecting block 63 is fixedly connected with a cylinder 69, and the inner wall of the cylinder 69 is slidably connected with a threaded rod 610, and one end of the threaded rod 610 is fixedly connected to the bottom of another second connecting block 64. By setting the threaded rod 610 and the cylinder 69, when the auxiliary block 5 moves in the vertical direction under the action of the threaded rod 66, the auxiliary block 5 will drive the threaded rod 610 connected to the second connecting block 64 to slide synchronously on the inner wall of the cylinder 69, and enter to limit the auxiliary block 5, so that the auxiliary block 5 is more stable during the movement; the outer surface of the threaded rod 610 is threadedly connected to the limiting block 611, and the bottom of the limiting block 611 abuts against the top of the cylinder 69. By setting the limiting block 611, the limiting block 611 is rotated so that the bottom of the limiting block 611 abuts against the top of the threaded rod 66, then the limiting block 611 can play an auxiliary supporting role for the auxiliary block 5, reduce the supporting pressure of the threaded rod 66, and make the overall structure more stable.

[0032] Reference Figure 2 and Figure 3 As shown, the protective device 9 includes a protective plate 91, one side of which is rotatably connected to one side of the display screen 8, and one side of the protective plate 91 is fixedly connected to a handle 92. By setting the protective plate 91 and pushing the protective plate 91 to rotate through the handle 92, so that one side of the protective plate 91 abuts against the display screen 8, the protective plate 91 can protect the display screen 8 and prevent external force from directly hitting the display screen 8 and causing damage to the display screen 8.

[0033] Reference Figure 2 and Figure 3 As shown, a circular hole block 93 is fixedly connected to one side of the protective plate 91, and a screw hole block 94 is fixedly connected to one side of the display screen 8. A threaded pin 95 is inserted into the inner wall of the circular hole block 93. By setting the circular hole block 93 and the screw hole block 94, under the action of the threaded pin 95, when one side of the protective plate 91 abuts against one side of the display screen 8, the threaded pin 95 is inserted into the circular hole block 93, and then the threaded pin 95 is rotated so that the threaded pin 95 enters the inner wall of the screw hole block 94, and the threaded pin 95 can connect the circular hole block 93 and the screw hole block 94. , and then fix the protective plate 91 and the display screen 8 to prevent the protective plate 91 from rotating easily, ensuring that the protective plate 91 always maintains a good protective effect on the display screen 8; one end of the threaded pin 95 is fixedly connected to a stopper 96, one side of the stopper 96 is fixedly connected to an elastic rope 97, one end of the elastic rope 97 is fixedly connected to one side of the protective plate 91, and by setting the elastic rope 97, the stopper 96 and the protective plate 91 are connected, which can effectively prevent the threaded pin 95 from being easily lost after being separated from the round hole block 93.

[0034] Working principle: when the height of the air outlet pipe 2 needs to be adjusted, the limit block 611 is rotated so that the limit block 611 moves on the threaded rod 610 until the limit block 611 reaches the appropriate position, and the rubber sleeve 68 is held to rotate the threaded cylinder 65. The threaded cylinder 65 will drive the inner ring of the bearing 67 to rotate, and drive the threaded rod 66 to expand and contract on the inner wall of the threaded cylinder 65. The threaded cylinder 65 will drive the auxiliary block 5 connected to the second connecting block 64 to move synchronously in the vertical direction. The auxiliary block 5 will drive the support column 61 to expand and contract on the inner wall of the sleeve 62, and at the same time, it will drive the burner body 1 and the air outlet pipe 2 to move synchronously in the vertical direction, and drive the threaded rod 610 to expand and contract synchronously on the inner wall of the cylinder 69 until the air outlet pipe 2 reaches the appropriate position, and the limit block 611 is rotated so that the bottom of the limit block 611 abuts against the top of the threaded rod 66. The bearing 67 can reduce the friction between the threaded barrel 65 and the first connecting block 63 when the threaded barrel 65 is rotated, thereby making it easier to rotate the threaded barrel 65, and the limit block 611 can play an auxiliary supporting role for the auxiliary block 5, reduce the supporting pressure of the threaded rod 66, and make the overall structure more stable; when it is necessary to protect the display screen 8, the handle 92 is used to push the protective plate 91 to rotate so that one side of the protective plate 91 abuts against the display screen 8, and the threaded pin 95 is inserted into the circular hole block 93, and then the threaded pin 95 is rotated so that the threaded pin 95 enters the inner wall of the screw hole block 94, then the threaded pin 95 can connect the circular hole block 93 and the screw hole block 94, and then fix the protective plate 91 and the display screen 8, and the protective plate 91 can protect the display screen 8 and prevent external force from directly hitting the display screen 8 and causing damage to the display screen 8.

Claims

1. A low-nitrogen fuel oil burner, comprising a burner body (1), characterized in that: An air outlet pipe (2) is fixedly connected to one side of the burner body (1), a motor (3) is provided on one side of the burner body (1), a heat dissipation hole (4) is provided on the other side of the burner body (1), an auxiliary block (5) is fixedly connected to the bottom of the burner body (1), an adjustment device (6) is provided at the bottom of the auxiliary block (5), the adjustment device (6) comprises a support column (61), a sleeve (62) is slidably connected to the outer surface of the support column (61), a mounting plate (7) is fixedly connected to the bottom of the sleeve (62), and the The mounting plate (7) is fixedly connected to first connection blocks (63) on both sides, and the bottom of the auxiliary block (5) is fixedly connected to second connection blocks (64) on both sides, a threaded barrel (65) is provided on the top of one of the first connection blocks (63), a threaded rod (66) is threadedly connected to the inner wall of the threaded barrel (65), one end of the threaded rod (66) is fixedly connected to the bottom of one of the second connection blocks (64), and a display screen (8) is provided on the other side of the burner body (1), and a protective device (9) is provided on one side of the display screen (8).

2. A low-nitrogen fuel burner according to claim 1, characterized in that: A bearing (67) is fixedly connected to the outer surface of one end of the threaded cylinder (65), and the outer surface of the bearing (67) is fixedly connected to the inner wall of the first connecting block (63).

3. A low-nitrogen fuel burner according to claim 1, characterized in that: A rubber sleeve (68) is fixedly connected to the outer surface of the threaded cylinder (65), and grooves are evenly formed on the outer surface of the rubber sleeve (68).

4. A low-nitrogen fuel burner according to claim 1, characterized in that: A cylinder (69) is fixedly connected to the top of another first connection block (63), a threaded rod (610) is slidably connected to the inner wall of the cylinder (69), and one end of the threaded rod (610) is fixedly connected to the bottom of another second connection block (64).

5. A low-nitrogen fuel burner according to claim 4, characterized in that: The outer surface of the threaded insert rod (610) is threadedly connected to a limiting block (611), and the bottom of the limiting block (611) abuts against the top of the cylinder (69).

6. A low-nitrogen fuel burner according to claim 1, characterized in that: The protective device (9) comprises a protective plate (91), one side of the protective plate (91) is rotatably connected to one side of the display screen (8), and one side of the protective plate (91) is fixedly connected to a handle (92).

7. A low-nitrogen fuel burner according to claim 6, characterized in that: A round hole block (93) is fixedly connected to one side of the protection plate (91), a screw hole block (94) is fixedly connected to one side of the display screen (8), and a threaded pin (95) is inserted into the inner wall of the round hole block (93).

8. A low-nitrogen fuel burner according to claim 7, characterized in that: One end of the threaded pin (95) is fixedly connected to a stopper (96), one side of the stopper (96) is fixedly connected to an elastic rope (97), and one end of the elastic rope (97) is fixedly connected to one side of the protective plate (91).

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