CN219301023U - Full-premixing technology normal pressure phase-change boiler - Google Patents
Full-premixing technology normal pressure phase-change boiler Download PDFInfo
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- CN219301023U CN219301023U CN202320624825.5U CN202320624825U CN219301023U CN 219301023 U CN219301023 U CN 219301023U CN 202320624825 U CN202320624825 U CN 202320624825U CN 219301023 U CN219301023 U CN 219301023U
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Abstract
The utility model relates to the technical field of industrial boilers, in particular to a full-premixing normal-pressure phase-change boiler, which comprises a boiler body, wherein the inner part of the boiler body is provided with a combustion chamber at the bottom and a steam heat exchange chamber at the upper part, the left end of the inner wall of the boiler body is provided with a combustion assembly at the combustion chamber, the combustion assembly comprises an air supply part, an air mixing part and a limiting fixed block, the air supply part is arranged at the left side of the outer wall of the boiler body and at the position corresponding to the combustion chamber.
Description
Technical Field
The utility model relates to the technical field of industrial boilers, in particular to a full-premixing technology normal-pressure phase-change boiler.
Background
According to the characteristic that steam in a heat medium has large latent heat and high heat transfer effect compared with other mediums, the phase change furnace adopts a phase change mode to realize vaporization of water in a closed container, the vaporized steam exchanges heat with the medium in a heat exchanger tube, the medium in the tube reaches the heating requirement by absorbing the vaporization latent heat of the steam, and the steam is condensed and returned to a furnace barrel, and the water is vaporized again and circularly reciprocated.
When the existing industrial phase-change furnace is used for heating, the fuel gas is usually used as a main combustion object, so that the fuel gas and the air are required to be fully mixed when the combustion is carried out, the combustion effect is better, and the condition of insufficient combustion easily occurs when the fuel gas is too little or too much when the fuel gas is mixed with the air, so that the heating effect of the boiler on water is poor.
Traditional boiler is with gas and air together carry to a mixing chamber in, and the intracavity is through setting up the fan and is mixed air and gas, but, because gas and air carry to mixing chamber in together, even break up and mix it through setting up the fan, but when the fan appears the rotational speed inhomogeneous when long-time use, still lead to gas and air mixing inhomogeneous easily to the combustion effect to the boiler causes the influence.
In summary, the full premixing technology of the utility model is necessary for the normal pressure phase-change boiler.
Disclosure of Invention
Therefore, the utility model provides the full-premixing technology normal-pressure phase-change boiler, which aims to solve the problem that the combustion effect of the boiler is influenced because the gas and the air are conveyed into the mixing cavity together and are easily mixed when the rotation speed of the fan is uneven during long-time use even though the fan is arranged to scatter and mix the gas and the air.
In order to achieve the above object, the present utility model provides the following technical solutions: the full-premixing technology normal-pressure phase-change boiler comprises a boiler body, wherein the inner part of the boiler body is provided with a combustion chamber positioned at the bottom and a steam heat exchange chamber positioned above, and the left end of the inner wall of the boiler body is provided with a combustion assembly positioned at the combustion chamber;
the combustion assembly comprises an air supply component, an air mixing component and a limiting fixed block, wherein the air supply component is arranged on the left side of the outer wall of the boiler body and corresponds to the combustion chamber.
Preferably, the gas mixing component is arranged on the left side of the inner wall of the combustion chamber and is communicated with the gas feeding component, and the limiting fixing block is arranged on the upper side and the lower side of the outer wall of the gas mixing component and is fixed with the upper end and the lower end of the left side of the inner wall of the combustion chamber.
Preferably, the air supply part comprises an air supply fan, the air supply fan is arranged on the left side of the outer wall of the boiler body, an air outlet of the air supply fan is communicated with the center of the left side of the inner wall of the boiler body through a pipeline, and a gas conveying pipe is fixedly communicated with the bottom of the left side of the inner wall of the boiler body and above the air supply fan.
Preferably, the gas mixing component comprises a mixing box, the upper end and the lower end of the outer wall of the mixing box are fixed with the outer wall of one side opposite to the limiting fixed block, an air outlet is fixedly communicated with the center of the left side of the inner wall of the mixing box, and a pipeline communicated with the air outlet of the air supply fan is fixedly communicated with the left side of the inner wall of the air outlet.
Preferably, a mixing cavity is fixed on the left side of the inner wall of the mixing box, the mixing cavity is of a hollow structure, and the right side of the outer wall of the air outlet penetrates through the mixing cavity and is fixedly communicated with the center of the right side of the outer wall of the mixing cavity.
Preferably, the gas distribution outlet is formed in the right side of the inner wall of the mixing cavity and located in the outer side of the air outlet, a plurality of gas distribution outlets are all arranged in a ring-shaped array mode, the right side of the inner wall of the gas conveying pipe is fixedly communicated with the left side of the inner wall of the mixing cavity, the mounting frame is fixed on the inner wall of the mixing box and located on the right side of the mixing cavity, and the mixing fan is mounted on the inner wall of the mounting frame.
Preferably, the right side of the inner wall of the mixing box is fixedly provided with a gas collecting seat, the right side of the inner wall of the mixing box is fixedly communicated with a gas nozzle at the center of the gas collecting seat, and the right end of the gas nozzle penetrates through the right side of the outer wall of the mixing box and is fixed.
Preferably, the right end of the combustion chamber is fixedly communicated with a smoke returning pipe, the right end of the inner wall of the smoke returning pipe is fixedly communicated with a pressure stabilizing pipe, and the top end of the inner wall of the smoke returning pipe is fixedly communicated with a smoke discharging pipe.
Preferably, the inside of steam heat exchange room is provided with heat exchange coil, heat exchange coil is the bendability setting, heat exchange coil's air inlet and the outer wall right side bottom fixed connection of boiler body, heat exchange coil's gas outlet and the outer wall right side of boiler body just are located the top fixed intercommunication of air inlet.
Preferably, the outer wall top of boiler body is fixed to be linked together and is had the storage water tank, it has the heating water to store in the storage water tank, the inner wall front and back end both sides of storage water tank are all fixed to be linked together and are had the water supply pipe, the outer wall bottom of water supply pipe and the inner wall of boiler body just correspond position department intercommunication with the combustion chamber.
The beneficial effects of the utility model are as follows:
according to the utility model, the air is sprayed out from the air outlet to the center of the mixing cavity, then the fuel gas conveyed by the fuel gas conveying pipe is firstly conveyed into the mixing cavity and is split and discharged from the gas splitting outlets arranged at all positions, so that the fuel gas can be split and then mixed with the air sprayed out from the air outlet, the premixing effect of the air and the fuel gas can be improved, and then the air and the fuel gas are remixed under the action of the mixing fan.
Drawings
FIG. 1 is a schematic view of the external structure of the present utility model in front view;
FIG. 2 is a schematic view of a partially sectioned structure in elevation in accordance with the present utility model;
FIG. 3 is a schematic view of a partially sectioned structure of a mixing tank of the present utility model in elevation;
FIG. 4 is a schematic perspective view of a mounting rack and a blower in the present utility model;
fig. 5 is a schematic diagram of a right side view of a mixing chamber according to the present utility model.
In the figure: 100. a boiler body; 110. a combustion chamber; 120. limiting fixed blocks; 130. a steam heat exchange chamber; 140. a smoke return pipe; 200. an air supply fan; 210. a gas delivery pipe; 300. a mixing box; 310. an air outlet; 320. a mixing chamber; 321. a gas separation outlet; 330. a mounting frame; 331. a mixing fan; 340. a gas collecting seat; 341. an air nozzle; 400. a heat exchange coil; 500. and a water storage tank.
Detailed Description
The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present utility model only, and are not intended to limit the present utility model.
Referring to fig. 1-5, the full premixing technology normal pressure phase change boiler provided by the utility model comprises a boiler body 100, wherein the inner part of the boiler body 100 is provided with a combustion chamber 110 positioned at the bottom and a steam heat exchange chamber 130 positioned above, the arranged combustion chamber 110 is used for heating water on the outer wall of the combustion chamber for combustion, so that high-temperature steam is formed by water evaporation to exchange heat with air conveyed by the heat exchange coil 400, thereby achieving the heating effect, the right end of the combustion chamber 110 is fixedly communicated with a smoke return pipe 140, the right end of the inner wall of the smoke return pipe 140 is fixedly communicated with a pressure stabilizing pipe, the top end of the inner wall of the smoke return pipe 140 is fixedly communicated with a smoke exhaust pipe, the arranged pressure stabilizing pipe is used for opening the pressure relief effect on the combustion chamber 110 in emergency, the left side of the outer wall of the arranged boiler body 100 is provided with a chimney, the smoke exhaust pipe passes through the top of the inner wall of the combustion chamber 110 and is communicated with the chimney, the inside of the steam heat exchange chamber 130 is provided with a heat exchange coil 400, the heat exchange coil 400 is arranged in a bending manner, an air inlet of the heat exchange coil 400 is fixedly connected with the bottom of the outer wall of the boiler body 100, the air inlet of the heat exchange coil 400 is used for conveying air, the heat can be communicated with the water heat exchange pipe 140, and the heat exchange pipe is used for heating air is bent with the water, and the air is heated in the heating effect of the air inlet of the heating air is arranged in the heating side of the heating chamber is arranged, and is communicated with the heating air inlet of the heating air heating chamber 130;
the top end of the outer wall of the boiler body 100 is fixedly communicated with a water storage tank 500, heating water is stored in the water storage tank 500, water delivery pipes are fixedly communicated with the two sides of the front end and the rear end of the inner wall of the water storage tank 500, the bottom end of the outer wall of each water delivery pipe is communicated with the inner wall of the boiler body 100 and the position corresponding to the combustion chamber 110, and the water storage tank 500 is arranged to supplement when the heating water in the boiler body 100 is insufficient;
the combustion assembly is arranged at the left end of the inner wall of the boiler body 100 and positioned at the combustion chamber 110, the combustion assembly comprises an air supply part, an air mixing part and a limiting fixed block 120, the air supply part is arranged at the left side of the outer wall of the boiler body 100 and positioned at a position corresponding to the combustion chamber 110, the air supply part is arranged for conveying fuel gas and air into the combustion chamber 110 together for combustion, the air supply part comprises an air supply fan 200, the air supply fan 200 is arranged at the left side of the outer wall of the boiler body 100, an air outlet of the air supply fan 200 is communicated with the center of the left side of the inner wall of the boiler body 100 through a pipeline, the air supply fan 200 can convey air into the boiler body 100 through the pipeline with the air outlet communicated when the power is started, a fuel gas conveying pipe 210 is fixedly communicated above the air supply fan 200, and the fuel gas conveying pipe 210 is arranged for conveying fuel gas into the combustion chamber 110 to be mixed with air;
the limit fixing block 120 is arranged on the upper and lower sides of the outer wall of the gas mixing component and is fixed with the upper and lower ends of the left side of the inner wall of the combustion chamber 110, the gas mixing component is arranged on the left side of the inner wall of the combustion chamber 110 and is communicated with the gas feeding component, the gas mixing component comprises a mixing box 300, the upper and lower ends of the outer wall of the mixing box 300 are fixed with the outer wall of one side opposite to the limit fixing block 120, the limit fixing block 120 is arranged for clamping and fixing the position of the mixing box 300, an air outlet 310 is fixedly communicated with the center of the left side of the inner wall of the mixing box 300, a pipeline communicated with the gas outlet of the gas feeding fan 200 is fixedly communicated with the left side of the inner wall of the air outlet 310, the arranged air outlet 310 is used for ejecting air from the center of the mixing cavity 320, the mixing cavity 320 is fixed on the left side of the inner wall of the mixing box 300, the mixing cavity 320 is of a hollow structure, the right side of the outer wall of the air outlet 310 passes through the mixing cavity 320 and is fixedly communicated with the right center of the outer wall of the mixing cavity 320, the right side of the inner wall of the mixing cavity 320 and the outer side of the air outlet 310 are provided with air outlets 321, the plurality of air outlets 321 are all arranged in a ring array, the right side of the inner wall of the gas conveying pipe 210 is fixedly communicated with the left side of the inner wall of the mixing cavity 320, the arranged gas conveying pipe 210 can convey gas into the mixing cavity 320, and the gas can be discharged from different positions of the mixing cavity 320 through the air outlets 321 after passing through the mixing cavity 320, so that the gas can be directly split and mixed with air sprayed by the air outlet 310 during discharging, the mixing effect of the air and the gas can be improved, the inner wall of the mixing box 300 is fixedly provided with a mounting frame 330 positioned on the right side of the mixing cavity 320, the inner wall of the mounting frame 330 is provided with a mixing fan 331, the mounting frame 330 is used for mounting and fixing the mixing fan 331, the mixing fan 331 is provided to further mix the air with the gas, so as to improve the mixing effect of the gas and the air, and a certain length needs to be stored between the mixing cavity 320 and the mixing fan 331 to mix the gas and the air ejected from the gas outlet 321;
the right side of the inner wall of the mixing box 300 is fixed with a gas gathering seat 340, the gas gathering seat 340 is arranged to gather gas, the right side of the inner wall of the mixing box 300 is fixedly communicated with a gas nozzle 341 at the center of the gas gathering seat 340, the right end of the gas nozzle 341 penetrates the right side of the outer wall of the mixing box 300 and is fixed, and the gas nozzle 341 is arranged to spray mixed gas and air for combustion.
The application process of the utility model is as follows: firstly, the valve on the water supply pipe on the water storage tank 500 is opened, so that water in the water storage tank 500 is conveyed into the boiler body 100 through the water supply pipe to be supplemented, then the air supply fan 200 is started and the valve on the gas conveying pipe 210 is opened, the air supply fan 200 is arranged to convey air into the boiler body 100 through the pipeline communicated with the air outlet and is sprayed out through the air outlet 310, the gas conveying pipe 210 is arranged to convey gas into the mixing cavity 320, the gas can be discharged from different positions of the mixing cavity 320 through the gas distribution outlet 321 after passing through the mixing cavity 320, so that the gas can be directly split and mixed with air sprayed out from the air outlet 310 during discharging, the mixing effect of the air and the gas can be improved, the air can be sprayed out from left to right after being electrified and started, so that the gas and the air can be further mixed under the action of the mixing fan 331, the mixed air can be discharged out through the air nozzle 341 to be matched with the air outlet 310 for combustion, the heat generated during internal combustion of the combustion chamber 110 can heat the gas to heat the mixing cavity 320, the gas can be evaporated after being heated, the water can be generated from different positions of the mixing cavity 320 and can be directly split and mixed with the air sprayed out from the air outlet 310, the air can be heated to the other side of the heating cavity, and the air can be heated, and the steam can flow to the air can flow to the other side of the heating cavity can be heated, and the air can flow to the air can be heated, and the steam can flow to the air can be heated, and the steam can be heated and the steam heated and the air can be heated and the air heated.
The above description is of the preferred embodiments of the present utility model, and any person skilled in the art may modify the present utility model or make modifications to the present utility model with the technical solutions described above. Therefore, any simple modification or equivalent made according to the technical solution of the present utility model falls within the scope of the protection claimed by the present utility model.
Claims (10)
1. The utility model provides a full premix technique ordinary pressure phase transition boiler, includes boiler body (100), the inside of boiler body (100) divide into combustion chamber (110) that are located the bottom and steam heat exchange chamber (130) that are located the top, its characterized in that: the left end of the inner wall of the boiler body (100) and the combustion chamber (110) are provided with combustion components;
the combustion assembly comprises an air supply component, an air mixing component and a limiting fixed block (120), wherein the air supply component is arranged at the left side of the outer wall of the boiler body (100) and at a position corresponding to the combustion chamber (110).
2. The full premix technique atmospheric phase change boiler according to claim 1, wherein: the gas mixing component is arranged on the left side of the inner wall of the combustion chamber (110) and is communicated with the gas feeding component, and the limiting fixing block (120) is arranged on the upper side and the lower side of the outer wall of the gas mixing component and is fixed with the upper end and the lower end of the left side of the inner wall of the combustion chamber (110).
3. The full premix technique atmospheric phase change boiler according to claim 1, wherein: the gas supply component comprises a gas supply fan (200), the gas supply fan (200) is arranged on the left side of the outer wall of the boiler body (100), a gas outlet of the gas supply fan (200) is communicated with the center of the left side of the inner wall of the boiler body (100) through a pipeline, and a gas conveying pipe (210) is fixedly communicated with the bottom of the left side of the inner wall of the boiler body (100) and above the gas supply fan (200).
4. A full premix technique atmospheric phase change boiler as defined in claim 3, wherein: the gas mixing component comprises a mixing box (300), the upper end and the lower end of the outer wall of the mixing box (300) are fixed with the outer wall of one side opposite to the limiting fixed block (120), an air outlet (310) is fixedly communicated with the center of the left side of the inner wall of the mixing box (300), and a pipeline communicated with the air outlet of the air supply fan (200) is fixedly communicated with the left side of the inner wall of the air outlet (310).
5. The full premix technique atmospheric phase change boiler according to claim 4, wherein: the mixing chamber (320) is fixed on the left side of the inner wall of the mixing box (300), the mixing chamber (320) is of a hollow structure, and the right side of the outer wall of the air outlet (310) penetrates through the mixing chamber (320) and is fixedly communicated with the center of the right side of the outer wall of the mixing chamber (320).
6. The full premix technique atmospheric phase change boiler according to claim 5, wherein: the gas distribution device is characterized in that a gas distribution outlet (321) is formed in the right side of the inner wall of the mixing cavity (320) and located in the outer side of the air outlet (310), a plurality of gas distribution outlets (321) are all arranged in a circular array mode, the right side of the inner wall of the gas conveying pipe (210) is fixedly communicated with the left side of the inner wall of the mixing cavity (320), an installation frame (330) is fixed on the inner wall of the mixing box (300) and located on the right side of the mixing cavity (320), and a mixing fan (331) is installed on the inner wall of the installation frame (330).
7. The full premix technique atmospheric phase change boiler of claim 6, wherein: the gas collecting seat (340) is fixed on the right side of the inner wall of the mixing box (300), the gas nozzle (341) is fixedly communicated with the right side of the inner wall of the mixing box (300) and positioned in the center of the gas collecting seat (340), and the right end of the gas nozzle (341) penetrates through the right side of the outer wall of the mixing box (300) and is fixed.
8. The full premix technique atmospheric phase change boiler according to claim 1, wherein: the right end of the combustion chamber (110) is fixedly communicated with a smoke returning pipe (140), the right end of the inner wall of the smoke returning pipe (140) is fixedly communicated with a pressure stabilizing pipe, and the top end of the inner wall of the smoke returning pipe (140) is fixedly communicated with a smoke discharging pipe.
9. The full premix technique atmospheric phase change boiler according to claim 1, wherein: the inside of steam heat exchange chamber (130) is provided with heat exchange coil (400), heat exchange coil (400) are the bendability setting, the air inlet of heat exchange coil (400) is fixed connection with the outer wall right side bottom of boiler body (100), the gas outlet of heat exchange coil (400) is fixed intercommunication with the top on the outer wall right side of boiler body (100) and in the air inlet.
10. The full premix technique atmospheric phase change boiler according to claim 1, wherein: the utility model discloses a boiler, including boiler body (100), outer wall top fixed intercommunication has storage water tank (500), storage water tank (500) internal storage has heating water, the inner wall front and back end both sides of storage water tank (500) are all fixed to be linked together and are had the water supply pipe, the outer wall bottom of water supply pipe and the inner wall of boiler body (100) just correspond position department intercommunication with combustion chamber (110).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320624825.5U CN219301023U (en) | 2023-03-27 | 2023-03-27 | Full-premixing technology normal pressure phase-change boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320624825.5U CN219301023U (en) | 2023-03-27 | 2023-03-27 | Full-premixing technology normal pressure phase-change boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219301023U true CN219301023U (en) | 2023-07-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320624825.5U Active CN219301023U (en) | 2023-03-27 | 2023-03-27 | Full-premixing technology normal pressure phase-change boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219301023U (en) |
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2023
- 2023-03-27 CN CN202320624825.5U patent/CN219301023U/en active Active
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