Burner flaming gas inlet proportion adjusting device

Abstract

The utility model discloses a burner flaming air inlet proportion adjusting device, which relates to the technical field of burners, and comprises an adjusting box main body, a gas pipe and an air pipe are respectively arranged on two sides in the adjusting box main body, a first sealing butterfly sheet and a second sealing butterfly sheet are respectively and rotatably arranged in the gas pipe and the air pipe, and the first sealing butterfly sheet and the second sealing butterfly sheet are respectively provided with an air inlet and an air outlet. A user rotates an adjusting sleeve, the adjusting sleeve drives an adjusting rod to rotate, the adjusting rod drives a transmission gear to rotate, the transmission gear drives adjusting gears on the two sides to rotate, so that two rotating blocks rotate, and the rotating blocks drive two rotating shafts to rotate through a transmission chain wheel and a transmission chain; the state of the first sealing butterfly piece is opposite to that of the second sealing butterfly piece, when the first sealing butterfly piece rotates from the closed state to the open state, the second sealing butterfly piece rotates from the open state to the closed state, and the first sealing butterfly piece and the second sealing butterfly piece keep synchronous. And the specific gravity of the fuel gas and the air is adjusted.

Description

Technical Field

[0001] The utility model belongs to the technical field of burners, in particular to a burner flame injection air intake ratio regulating device. Background Art

[0002] A burner is a device that sprays fuel and air in a certain way for mixed combustion. It is divided into industrial burners, combustion machines, civilian burners, and special burners. Among them, household water heaters, gas stoves, and even lighters can be considered as a type of burner.

[0003] A search revealed a burner regulating switch mechanism with publication number CN109737406A. The mechanism features a rotating lever connected to the rotating shaft of the air-gas mixture burner's intake valve, which is connected to the valve core of the intake valve. A handle is located on the top of the lever to drive the lever's rotation. The lever also includes a regulating transmission mechanism that adjusts the air volume of the air-gas mixture burner's air volume regulating valve by rotating the lever. By controlling the rotating shaft and regulating transmission mechanism, the present invention can control the air-gas mixture burner's intake valve and air volume regulating valve, as well as the amount of gas and air, and the ratio of gas to air. It boasts a simple structure and easy operation.

[0004] Although the existing burner adjustment structure can adjust the gas and air during use, the structure is relatively complex and very inconvenient to operate, which is not conducive to user operation. At the same time, the user cannot clearly express the ratio of gas and air according to needs and cannot operate accurately.

[0005] Therefore, the existing burner flame injection air intake ratio adjustment device cannot meet the needs of actual use, so there is an urgent need for improved technology on the market to solve the above problems. Utility Model Content

[0006] The purpose of the utility model is to provide a burner flame injection air intake ratio adjustment device to solve the problems raised in the background technology.

[0007] In order to solve the above technical problems, the present invention is achieved through the following technical solutions:

[0008] The utility model is a burner flame injection air intake ratio adjustment device, comprising a control box body, a gas pipe and an air pipe are respectively provided on both sides of the interior of the control box body, a first sealing butterfly and a second sealing butterfly are rotatably installed in the interior of the gas pipe and the air pipe, and the states of the first sealing butterfly and the second sealing butterfly are opposite, a fixed box is provided at the upper end of the control box body, a rotating shaft is movably inserted on both sides of the interior of the fixed box, the two rotating shafts are movably inserted in the interior of the gas pipe and the air pipe, the two rotating shafts are respectively connected to the first sealing butterfly and the second sealing butterfly, and a control structure is provided at the upper end of the rotating shaft.

[0009] Preferably, one end of the gas pipe and the air pipe are both provided with a closing valve, and the first sealing butterfly and the second sealing butterfly are both circular.

[0010] Preferably, the regulating structure includes two rotating blocks, and the two rotating blocks are rotatably mounted on both sides of the interior of the fixed box and are located between the two rotating rods.

[0011] Preferably, the two rotating blocks are connected to an adjacent rotating shaft through a transmission sprocket and a transmission chain, and an adjusting gear is fixedly mounted on the upper ends of the two rotating blocks.

[0012] Preferably, a fixing sleeve is fixedly installed on the upper end of the fixing box, an adjusting rod is movably inserted in the middle of the fixing sleeve, the lower end of the adjusting rod is movably inserted in the interior of the fixing box, a transmission gear is installed on the surface of the adjusting rod, the transmission gear is located between the two adjusting gears, and the transmission gear is engaged with the two adjusting gears.

[0013] Preferably, a dial is fixedly installed on the upper end of the fixed sleeve, an adjusting sleeve is movably inserted into the upper end of the fixed sleeve, the adjusting sleeve is movably sleeved on the surface of the adjusting rod, a rotating handle is installed on the upper end of the adjusting sleeve, and a marking block is provided on one side of the rotating handle.

[0014] Preferably, connecting grooves are provided on both sides of the adjusting rod, and connecting blocks are provided on both sides of the inner wall of the adjusting sleeve, and the connecting blocks are slidably connected to the connecting grooves.

[0015] Preferably, a limiting tooth ring is provided on the upper end of the inner wall of the fixed sleeve, a limiting gear is provided on the outer side of the adjusting sleeve, the limiting gear is engaged with the limiting tooth ring, and a supporting spring connected to the adjusting rod is installed inside the adjusting sleeve.

[0016] The utility model has the following beneficial effects:

[0017] According to the utility model, the user rotates the adjusting sleeve, the adjusting sleeve drives the adjusting rod to rotate, the adjusting rod drives the transmission gear to rotate, the transmission gear drives the adjusting gears on both sides to rotate, so that the two rotating blocks rotate, and the rotating blocks drive the two rotating shafts to rotate through the transmission sprocket and the transmission chain, so that the first sealing butterfly and the second sealing butterfly rotate, and the states of the first sealing butterfly and the second sealing butterfly are opposite. When the first sealing butterfly rotates from a closed state to an open state, the second sealing butterfly rotates from an open state to a closed state. The first sealing butterfly and the second sealing butterfly keep synchronization to adjust the specific gravity of gas and air.

[0018] The utility model provides that the support spring is between the adjusting rod and the adjusting sleeve to support the adjusting sleeve so that the limiting gear on the outside of the adjusting sleeve is engaged with the limiting gear ring inside the fixed sleeve, thereby preventing the adjusting sleeve from rotating and preventing accidental contact that affects the use effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the overall three-dimensional structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the structure of the sealing disc installation of the utility model;

[0021] Figure 3 For this utility model Figure 2 A in the middle is an enlarged structural diagram;

[0022] Figure 4 This is a half-section structural diagram of the installation location of the adjustment sleeve of the present invention;

[0023] Figure 5 For this utility model Figure 4 Enlarged structural diagram at point B in the middle.

[0024] Explanation of the accompanying drawings: 100, control box body; 110, first sealing butterfly; 120, second sealing butterfly; 130, rotating shaft; 140, rotating block; 141, adjusting gear; 200, gas pipe; 300, air pipe; 400, closing valve; 500, fixing box; 510, fixing sleeve; 511, dial; 512, limiting gear ring; 600, adjusting sleeve; 601, connecting block; 610, rotating handle; 611, marking block; 612, transmission gear; 613, connecting groove; 620, limiting gear; 630, supporting spring; 640, adjusting rod. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the accompanying drawings in the embodiments of the present invention.

[0026] like Figures 1 to 4As shown, a burner flame injection air intake ratio adjustment device provided in this embodiment includes a control box body 100, a gas pipe 200 and an air pipe 300 are respectively provided on both sides of the interior of the control box body 100, and a first sealing butterfly 110 and a second sealing butterfly 120 are rotatably installed in the interior of the gas pipe 200 and the air pipe 300, respectively. The states of the first sealing butterfly 110 and the second sealing butterfly 120 are in opposite shapes, and a fixed box 500 is provided at the upper end of the control box body 100, and a rotating shaft 130 is movably inserted on both sides of the interior of the fixed box 500, and the two rotating shafts 130 are movably inserted in the interior of the gas pipe 200 and the air pipe 300, respectively, and the two rotating shafts 130 are connected to the first sealing butterfly 110 and the second sealing butterfly 120, respectively, and a control structure is provided at the upper end of the rotating shaft 130, and one end of the gas pipe 200 and the air pipe 300 are respectively provided with a closing valve 400, and the first sealing butterfly 110 and the second The sealing discs 120 are all circular in shape. The regulating structure includes a rotating block 140. The rotating block 140 has two. The two rotating blocks 140 are rotatably mounted on both sides of the interior of the fixed box 500 and are located between the two rotating rods. The two rotating blocks 140 are transmission-connected to an adjacent rotating shaft 130 through a transmission sprocket and a transmission chain. The upper ends of the two rotating blocks 140 are fixedly mounted with an adjusting gear 141. The upper end of the fixed box 500 is fixedly mounted with a fixed sleeve 510. The middle of the fixed sleeve 510 is movably inserted with an adjusting rod 640. The lower end of the adjusting rod 640 is movably inserted into the interior of the fixed box 500. A transmission gear 612 is mounted on the surface of the adjusting rod 640. The transmission gear 612 is located between the two adjusting gears 141. The transmission gear 612 is meshed with the two adjusting gears 141. The upper end of the fixed sleeve 510 is movably inserted with an adjusting sleeve 600. The adjusting sleeve 600 is movably sleeved on the surface of the adjusting rod 640.

[0027] In this embodiment, the user rotates the adjusting sleeve 600, and the adjusting sleeve 600 drives the adjusting rod 640 to rotate, and the adjusting rod 640 drives the transmission gear 612 to rotate, and the transmission gear 612 drives the adjusting gears 141 on both sides to rotate, so that the two rotating blocks 140 rotate, and the rotating blocks 140 drive the two rotating shafts 130 to rotate through the transmission sprocket and the transmission chain, so that the first sealing butterfly 110 and the second sealing butterfly 120 rotate. The states of the first sealing butterfly 110 and the second sealing butterfly 120 are opposite. When the first sealing butterfly 110 rotates from a closed state to an open state, the second sealing butterfly 120 rotates from an open state to a closed state. The first sealing butterfly 110 and the second sealing butterfly 120 keep synchronization to adjust the specific gravity of gas and air.

[0028] Among them, the upper end of the fixed sleeve 510 is fixedly installed with a dial 511, and the upper end of the adjusting sleeve 600 is installed with a rotating handle 610. A marking block 611 is set on one side of the rotating handle 610. Under the action of the dial 511 and the marking block 611, the rotation status of the first sealing butterfly 110 and the second sealing butterfly 120 can be displayed, which is convenient for the user to accurately adjust

[0029] Among them, connecting grooves 613 are opened on both sides of the adjusting rod 640, and connecting blocks 601 are provided on both sides of the inner wall of the adjusting sleeve 600. The connecting blocks 601 are slidingly connected to the connecting grooves 613. Under the action of the connecting grooves 613 and the connecting blocks 601, the adjusting sleeve 600 can move up and down along the adjusting rod 640, and the adjusting sleeve 600 can rotate synchronously with the adjusting rod 640, which is convenient for users to adjust.

[0030] like Figure 4 and Figure 5 As shown, this embodiment provides a burner flame injection air intake ratio adjustment device. A limit gear ring 512 is provided at the upper end of the inner wall of a fixed sleeve 510. A limit gear 620 is provided on the outer side of an adjustment sleeve 600. The limit gear 620 is engaged with the limit gear ring 512. A support spring 630 connected to an adjustment rod 640 is installed inside the adjustment sleeve 600.

[0031] In this embodiment, the support spring 630 is between the adjusting rod 640 and the adjusting sleeve 600 to support the adjusting sleeve 600, so that the limiting gear 620 on the outside of the adjusting sleeve 600 is engaged with the limiting gear ring 512 inside the fixed sleeve 510, which can prevent the adjusting sleeve 600 from rotating and prevent accidental contact that affects the use effect.

[0032] The above are only preferred embodiments of the present invention and do not limit the present invention. Any modification to the technical solutions described in the aforementioned embodiments, any equivalent replacement of some of the technical features therein, and any modification, equivalent replacement, and improvement made are within the scope of protection of the present invention.

Claims

1. A burner flame injection air intake ratio adjustment device, comprising a control box body (100), characterized in that: A gas pipe (200) and an air pipe (300) are respectively provided on both sides of the interior of the regulating box body (100), and a first sealing butterfly (110) and a second sealing butterfly (120) are rotatably installed in the interior of the gas pipe (200) and the air pipe (300), respectively. The states of the first sealing butterfly (110) and the second sealing butterfly (120) are opposite. A fixing box (500) is provided at the upper end of the regulating box body (100), and a rotating shaft (130) is movably inserted on both sides of the interior of the fixing box (500). The two rotating shafts (130) are movably inserted in the interior of the gas pipe (200) and the air pipe (300), respectively. The two rotating shafts (130) are connected to the first sealing butterfly (110) and the second sealing butterfly (120) respectively, and a regulating structure is provided at the upper end of the rotating shaft (130).

2. The burner flame injection air intake ratio adjustment device according to claim 1, characterized in that: One end of each of the gas pipe (200) and the air pipe (300) is provided with a closing valve (400), and the first sealing butterfly (110) and the second sealing butterfly (120) are both circular.

3. The burner flame injection air intake ratio adjustment device according to claim 1, characterized in that: The regulating structure comprises a rotating block (140), wherein the rotating blocks (140) are provided in two pieces, and the two rotating blocks (140) are rotatably mounted on both sides inside the fixed box (500) and are located between the two rotating rods.

4. The burner flame injection air intake ratio adjustment device according to claim 3, characterized in that: The two rotating blocks (140) are connected to an adjacent rotating shaft (130) through a transmission sprocket and a transmission chain, and an adjusting gear (141) is fixedly mounted on the upper ends of the two rotating blocks (140).

5. The burner flame injection air intake ratio adjustment device according to claim 4, characterized in that: A fixing sleeve (510) is fixedly mounted on the upper end of the fixing box (500), an adjusting rod (640) is movably inserted into the middle of the fixing sleeve (510), and a lower end of the adjusting rod (640) is movably inserted into the interior of the fixing box (500). A transmission gear (612) is mounted on the surface of the adjusting rod (640), and the transmission gear (612) is located between the two adjusting gears (141), and the transmission gear (612) is meshed with the two adjusting gears (141).

6. The burner flame injection air intake ratio adjustment device according to claim 5, characterized in that: A scale plate (511) is fixedly mounted on the upper end of the fixed sleeve (510), an adjusting sleeve (600) is movably inserted into the upper end of the fixed sleeve (510), the adjusting sleeve (600) is movably sleeved on the surface of the adjusting rod (640), a rotating handle (610) is mounted on the upper end of the adjusting sleeve (600), and a marking block (611) is provided on one side of the rotating handle (610).

7. The burner flame injection air intake ratio adjustment device according to claim 6, characterized in that: Connecting grooves (613) are provided on both sides of the adjusting rod (640), and connecting blocks (601) are provided on both sides of the inner wall of the adjusting sleeve (600), and the connecting blocks (601) are slidably connected to the connecting grooves (613).

8. The burner flame injection air intake ratio adjustment device according to claim 7, characterized in that: A limit tooth ring (512) is provided at the upper end of the inner wall of the fixed sleeve (510), a limit gear (620) is provided on the outer side of the adjusting sleeve (600), the limit gear (620) is engaged with the limit tooth ring (512), and a support spring (630) connected to the adjusting rod (640) is installed inside the adjusting sleeve (600).

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