CN212692124U

CN212692124U - Energy-saving gas boiler for oil refinery

Info

Publication number: CN212692124U
Application number: CN202021738611.3U
Authority: CN
Inventors: 王子涵
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-19
Filing date: 2020-08-19
Publication date: 2021-03-12
Anticipated expiration: 2030-08-19

Abstract

The utility model discloses an energy-conserving gas boiler of oil refinery, including boiler body and combustor, this internal combustion chamber and waste heat recovery room of dividing into of boiler body through the baffle in with the boiler body of boiler, the combustor sets up the both sides at the boiler body, be provided with the heating pipe in the combustion chamber, the top fixedly connected with heating cabinet of baffle, be provided with the flue gas emission branch pipe in the heating cabinet, the one end of flue gas emission branch pipe extends to in the combustion chamber, one side fixedly connected with water pump of heating cabinet outer wall, the end of intaking of water pump communicates with the heating cabinet is interior, the play water end of water pump communicates with the one end of heating pipe, the other end of heating pipe passes waste heat recovery room and extends to the outside of boiler body, the top of heating cabinet one side is provided with the inlet tube, the inner wall of combustion chamber is provided with the heat. The energy-saving gas boiler for the oil refinery solves the problems of low boiler heat efficiency and serious energy waste caused by high exhaust gas emission temperature.

Description

Energy-saving gas boiler for oil refinery

Technical Field

The utility model relates to a gas boiler technical field specifically is an energy-conserving gas boiler of oil refinery.

Background

The boiler is an energy conversion device, the energy input to the boiler comprises chemical energy and electric energy in fuel, and the boiler outputs steam, high-temperature water or an organic heat carrier with certain heat energy. The boiler is a water container heated on fire, a furnace is a place where fuel is combusted, and the boiler comprises a boiler and a furnace. Hot water or steam produced in boilers in refineries can cause crude oil to fractionate out different oil species at different temperatures. With the continuous development of economy in China, resource-consuming boilers are not suitable for the sustainable development strategy in China due to energy consumption and environmental protection factors. The direct exhaust temperature of the tail gas of the common gas-fired boiler at present is mostly over 200 ℃, so that the boiler has low heat efficiency and serious energy waste.

SUMMERY OF THE UTILITY MODEL

In order to solve the defects, the utility model provides an energy-conserving gas boiler of oil refinery has solved exhaust emission temperature height, has leaded to the not high and energy waste serious problem of boiler thermal efficiency.

In order to achieve the purpose, the technical scheme provided by the utility model is that, the energy-saving gas boiler for the oil refinery comprises a boiler body and a burner, a clapboard is arranged in the boiler body, the clapboard divides the interior of the boiler body into a combustion chamber and an exhaust heat recovery chamber, the burner is arranged at two sides of the boiler body, one end of the burner extends into the combustion chamber, a heating pipe is arranged in the combustion chamber, the top of the clapboard is fixedly connected with a heating box, a smoke discharge branch pipe is arranged in the heating box, one end of the smoke discharge branch pipe extends into the combustion chamber, the other end of the smoke discharge branch pipe is communicated with a smoke discharge pipe, the top of the inner wall of the boiler body is fixedly connected with an induced draft fan, one end of the smoke discharge pipe is communicated with the air inlet end of the induced draft fan, one side of the outer, the boiler is characterized in that the water inlet end of the water pump is communicated with the interior of the heating box, the water outlet end of the water pump is communicated with one end of the heating pipe, the other end of the heating pipe penetrates through the waste heat recovery chamber and extends to the outside of the boiler body, a water inlet pipe is arranged at the top of one side of the heating box, and a heat insulation plate is arranged on the inner wall of the combustion chamber.

Preferably, the surface of the heat insulation plate is arranged in a wave shape.

Preferably, the heating pipe is located in the combustion chamber and is of a spiral columnar structure, and the combustor is located in the middle of the combustion chamber and corresponds to the combustor.

Preferably, the surface of heating pipe just is located the waste heat recovery indoor and is provided with temperature sensor, be provided with intelligent control panel on the outer wall of boiler body, the demonstration on the intelligent control panel the temperature that temperature sensor gathered and control combustor fire strength size.

Preferably, the air outlet end of the induced draft fan is communicated with a smoke exhaust pipe, and one end of the smoke exhaust pipe extends to the outside of the boiler body.

Preferably, the bottom of the boiler body is fixedly connected with a mounting seat.

The utility model adopts the above technical scheme, beneficial effect includes: according to the energy-saving gas boiler for the oil refinery, the partition plate in the boiler body divides the interior of the boiler body into the combustion chamber and the waste heat recovery chamber, the heating pipe with the spiral columnar structure is arranged in the combustion chamber, so that the heat exchange efficiency is improved, and meanwhile, the heat insulation plate is arranged on the inner wall of the combustion chamber, so that the heat loss is reduced; the top of baffle is provided with the heating cabinet, is provided with the flue gas discharge branch pipe in the heating cabinet, can heat the water in the heating cabinet with the heat in the tail gas through the flue gas discharge branch pipe, has improved the thermal efficiency of boiler, reduces the energy.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is the schematic diagram of the internal structure of the boiler body of the present invention.

In the figure: 1-a boiler body, 2-a partition plate, 3-a combustor, 4-a heating pipe, 5-a heating box, 6-a flue gas discharge branch pipe, 7-a flue gas discharge pipe, 8-an induced draft fan, 9-a smoke discharge pipe, 10-a water pump, 11-a water inlet pipe, 12-a heat insulation plate, 13-a temperature sensor, 14-a mounting seat, 15-an intelligent control panel, 16-a combustion chamber and 17-a waste heat recovery chamber.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

The first embodiment is as follows: referring to fig. 1-2, the present invention provides a technical solution: an energy-saving gas boiler for an oil refinery comprises a boiler body 1 and a burner 3, wherein a partition plate 2 is arranged inside the boiler body 1, the partition plate 2 divides the interior of the boiler body 1 into a combustion chamber 16 and a waste heat recovery chamber 17, the burner 3 is arranged on two sides of the boiler body 1, one end of the burner 3 extends into the combustion chamber 16, a heating pipe 4 is arranged in the combustion chamber 16, and the heating pipe 4 is heated by the burner 3; the top of the partition board 2 is fixedly connected with a heating box 5, a flue gas discharge branch pipe 6 is arranged in the heating box 5, and the water in the heating box 5 is heated by preheating tail gas in the flue gas discharge branch pipe 6; one end of the flue gas discharge branch pipe 6 extends into the combustion chamber 16, the other end of the flue gas discharge branch pipe 6 is communicated with a flue gas discharge pipe 7, the top of the inner wall of the boiler body 1 is fixedly connected with an induced draft fan 8, one end of the flue gas discharge pipe 7 is communicated with the air inlet end of the induced draft fan 8, and the induced draft fan 8 improves the smoke discharge efficiency; one side of the outer wall of the heating box 5 is fixedly connected with a water pump 10, the water inlet end of the water pump 10 is communicated with the interior of the heating box 5, the water outlet end of the water pump 10 is communicated with one end of the heating pipe 4, and the water flow speed in the heating pipe 4 is ensured through the water pump 10; the other end of the heating pipe 4 passes through the waste heat recovery chamber 17 and extends to the outside of the boiler body 1, the top of one side of the heating box 5 is provided with a water inlet pipe 11, and the inner wall of the combustion chamber 16 is provided with a heat insulation plate 12.

The surface of the heat insulation plate 12 is set to be wavy, so that the deformation caused by thermal expansion and contraction of the heat insulation plate 12 is avoided, meanwhile, the heat insulation plate 12 can store heat in a combustion chamber, and the heat efficiency is improved.

The heating pipe 4 is located in the combustion chamber 16 and is in a spiral columnar structure, and the combustor 3 is located in the middle of the combustion chamber 16 and corresponds to the position, so that the heat exchange efficiency of the heating pipe is improved.

The surface of the heating pipe 4 is provided with a temperature sensor 13 in a waste heat recovery chamber 17, the outer wall of the boiler body 1 is provided with an intelligent control panel 15, and the intelligent control panel 15 displays the temperature collected by the temperature sensor 13 and controls the firepower of the burner 3.

An air outlet end of the induced draft fan 8 is communicated with a smoke exhaust pipe 9, and one end of the smoke exhaust pipe 9 extends to the outside of the boiler body 1.

The bottom of the boiler body 1 is fixedly connected with a mounting seat 14, which is convenient for fixing the boiler body 1.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. The term "comprising", without further limitation, means that the element so defined is not excluded from the group consisting of additional identical elements in the process, method, article, or apparatus that comprises the element.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and modifications and variations may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an energy-conserving gas boiler of oil refinery, includes boiler body (1) and combustor (3), its characterized in that: the boiler comprises a boiler body (1), a partition plate (2) is arranged inside the boiler body (1), the partition plate (2) divides the interior of the boiler body (1) into a combustion chamber (16) and an exhaust heat recovery chamber (17), a combustor (3) is arranged on two sides of the boiler body (1), one end of the combustor (3) extends into the combustion chamber (16), a heating pipe (4) is arranged in the combustion chamber (16), a heating box (5) is fixedly connected to the top of the partition plate (2), a smoke discharge branch pipe (6) is arranged in the heating box (5), one end of the smoke discharge branch pipe (6) extends into the combustion chamber (16), the other end of the smoke discharge branch pipe (6) is communicated with a smoke discharge pipe (7), an induced draft fan (8) is fixedly connected to the top of the inner wall of the boiler body (1), one end of the smoke discharge pipe (7) is communicated with the air inlet end of the induced draft fan, one side fixedly connected with water pump (10) of heating cabinet (5) outer wall, the end of intaking of water pump (10) communicates in with heating cabinet (5), the play water end of water pump (10) communicates with the one end of heating pipe (4), the other end of heating pipe (4) passes waste heat recovery room (17) and extends to the outside of boiler body (1), the top of heating cabinet (5) one side is provided with inlet tube (11), the inner wall of combustion chamber (16) is provided with heat insulating board (12).

2. The energy-saving gas boiler for oil refineries according to claim 1, characterized in that: the surface of the heat insulation plate (12) is arranged in a wave shape.

3. The energy-saving gas boiler for oil refineries according to claim 1, characterized in that: the heating pipe (4) is located in the combustion chamber (16) and is of a spiral columnar structure, and the combustor (3) is located in the middle of the combustion chamber (16) and corresponds to the combustor.

4. The energy-saving gas boiler for oil refineries according to claim 1, characterized in that: the surface of heating pipe (4) just is located waste heat recovery room (17) and is provided with temperature sensor (13), be provided with intelligent control panel (15) on the outer wall of boiler body (1), show on intelligent control panel (15) the temperature that temperature sensor (13) gathered and control combustor (3) firepower size.

5. The energy-saving gas boiler for oil refineries according to claim 1, characterized in that: the air outlet end of the induced draft fan (8) is communicated with a smoke exhaust pipe (9), and one end of the smoke exhaust pipe (9) extends to the outside of the boiler body (1).

6. The energy-saving gas boiler for oil refineries according to claim 1, characterized in that: the bottom of the boiler body (1) is fixedly connected with a mounting seat (14).