CN110779047B

CN110779047B - Gradually-opened waste heat recovery stove

Info

Publication number: CN110779047B
Application number: CN201911030902.9A
Authority: CN
Inventors: 王增芳
Original assignee: Shaoxing Yinchuang Technology Co ltd
Current assignee: SHAOXING YINCHUANG TECHNOLOGY Co.,Ltd.
Priority date: 2019-10-28
Filing date: 2019-10-28
Publication date: 2021-05-14
Anticipated expiration: 2039-10-28
Also published as: CN110779047A

Abstract

The invention relates to the technical field of stoves and discloses an involute type waste heat recovery stove which comprises a stove body, wherein the surface of the stove body is fixedly connected with a stove, the surface of the stove is movably connected with fan blades, the back parts of the fan blades are movably connected with a fire outlet, one side of each fan blade, far away from the fire outlet, is slidably connected with a guide groove, one end of each fire outlet, far away from the fan blades, is fixedly connected with an adjusting mechanism, each adjusting mechanism comprises a vent pipe, and the upper end of each vent pipe is fixedly connected with the corresponding fire outlet. When the combustion is stopped, the internal pressure and the external pressure gradually tend to be in a balanced state, the negative pressure bag begins to return to the original state and sucks gas, the suction rod moves downwards in the oxygen-free chamber by utilizing the suction force and sucks the gas filled in the oxygen-free chamber back, meanwhile, the suction force can also suck the uncombusted coal gas near the stove back, and due to the existence of the oxygen-free chamber, the phenomenon of fire explosion cannot occur, so that the effect of recovering the uncombusted coal gas is achieved.

Description

Gradually-opened waste heat recovery stove

Technical Field

The invention relates to the technical field of stoves, in particular to an involute type waste heat recovery stove.

Background

The stove is a cooker, and the stove is divided into the following parts according to the used gas types: natural gas stoves, artificial gas stoves, liquefied petroleum gas stoves, electromagnetic stoves; the material composition is as follows: there are cast iron stove, stainless steel stove, enamel stove; the method is divided into the following steps according to cooking range: single-hole range, double-hole range and multi-hole range.

In the existing stove using coal gas, natural gas or liquefied petroleum gas as fuel, the heating function of the stove is limited to heating a pot body located above a burner of the stove, and an ignition port of the coal gas is open, so that a large amount of coal gas leaks at the moment of ignition; in addition, the pot body has low absorption efficiency of combustion heat energy of the combustor, which is only 15-20%, so that 80-85% of heat energy is taken away by the combusted tail gas, unburned gas is also taken away, and particularly, at the moment of ignition and turning off, great energy waste is caused, and the conventional stove does not have corresponding treatment measures, so that the gradually-opened waste heat recovery stove is produced.

Disclosure of Invention

In order to achieve the purposes of reducing the gas leakage amount and recycling the unburned gas, the invention provides the following technical scheme: the utility model provides an open waste heat recovery stove utensil gradually, includes the furnace body, the fixed surface of furnace body is connected with the kitchen range, and the surface swing joint of kitchen range has the flabellum, and the back swing joint of flabellum has a burner, and one side sliding connection who goes out the burner is kept away from to the flabellum has a guide way, goes out the one end fixedly connected with adjustment mechanism that the flabellum was kept away from to the burner, adjustment mechanism includes the breather pipe, the upper end and the burner fixed connection of breather pipe, the no oxygen chamber of lower extreme fixedly connected with of breather pipe, the equal fixedly connected with air supply pipe in both sides of no oxygen chamber, the one end fixedly connected with negative pressure bag that no oxygen chamber was kept away from to.

The invention has the beneficial effects that:

1. the furnace body is connected with the adjusting mechanism, when the furnace body works, the opening degree of the fan blades is adjusted according to the size of fire required, after the adjustment is finished, the furnace body is ventilated and ignited, gas flows into a stove through the hollow channel and the ventilating pipe, only part of gas flows out due to the blocking effect of the fan blades, and the other part of gas is stored in the oxygen-free chamber, so that the effect of reducing the gas leakage amount is achieved; in the process of supplying air again, due to the internal and external pressure difference, the air blocking rod can gradually move upwards under the clamping of the sliding rail and slowly block the air output of the hollow channel, and when the air output needs to be increased, the air blocking rod can be manually pulled to be far away from the hollow channel.

2. In the process of burning the gas by igniting the stove, transferring heat to the surface of the pot body and then conveying the gas, as the stove is always in a burning state, the inside of the adjusting mechanism is always in a gas feeding state, namely, the internal pressure is greater than the pressure near the stove, the negative pressure bag is gradually extruded and deformed, when the burning is stopped, the internal pressure and the external pressure gradually tend to be in a balanced state, the negative pressure bag begins to return to the original state and suck gas, and by utilizing the suction force, the suction rod moves downwards in the oxygen-free chamber and sucks the gas filled in the oxygen-free chamber back, meanwhile, the suction force can also suck the uncombusted gas near the stove back, and due to the existence of the oxygen-free chamber, the phenomenon of fire explosion can not occur, thereby achieving the effect of recycling the uncombusted gas.

Preferably, the both sides of suction rod all swing joint have the slide rail, and the surperficial sliding connection of slide rail has the gas blocking pole, can slow down gaseous outflow speed.

Preferably, a hollow channel is fixedly connected to the surface of the air supply pipeline.

Preferably, a U-shaped loop is arranged at the joint of the oxygen-free chamber and the air supply pipeline, and when the airflow is sucked, heat is brought into the oxygen-free chamber as little as possible.

Preferably, the negative pressure bag is an elastic ball and has certain elastic contractive capacity.

Preferably, the surface of the fan blade is provided with a fire outlet, so that gas leakage is reduced.

Preferably, the surface of the stove is fixedly connected with a fire extinguishing port to prevent accidents.

Preferably, the fire extinguishing ports are designed to be slope-shaped and evenly distributed on the surface of the stove.

Drawings

FIG. 1 is a top view of the furnace body structure of the present invention;

FIG. 2 is a schematic view of the stove of the present invention;

FIG. 3 is a schematic view of the stove configuration of the present invention open;

FIG. 4 is a schematic view of an adjustment mechanism of the present invention;

fig. 5 is a schematic view of the adjusting mechanism of the present invention in operation.

In the figure: 1-furnace body, 2-stove, 3-fan blade, 4-fire outlet, 5-guide groove, 6-adjusting mechanism, 7-vent pipe, 8-oxygen-free chamber, 9-air supply pipeline, 10-negative pressure bag, 11-suction rod, 12-slide rail, 13-air blocking rod, 14-hollow channel.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, an involute type waste heat recovery stove comprises a stove body 1, a stove 2 is fixedly connected to the surface of the stove body 1, a fire extinguishing port is fixedly connected to the surface of the stove 2 to prevent accidents, the fire extinguishing port is designed to be slope-shaped and is uniformly distributed on the surface of the stove 2, a fan blade 3 is movably connected to the surface of the stove 2, a fire hole is formed in the surface of the fan blade 3 to reduce gas leakage, a fire outlet 4 is movably connected to the back of the fan blade 3, a guide groove 5 is slidably connected to one side of the fan blade 3 away from the fire outlet 4, an adjusting mechanism 6 is fixedly connected to one end of the fire outlet 4 away from the fan blade 3, the adjusting mechanism 6 comprises a vent pipe 7, the upper end of the vent pipe 7 is fixedly connected to the fire outlet 4, an oxygen-free chamber 8 is fixedly connected to the lower end of the vent pipe 7, gas supply pipelines 9 are fixedly connected to both sides of the oxygen-free chamber 8, and, when air flow is sucked, heat is brought into the oxygen-free chamber 8 as little as possible, the surface of the air supply pipeline 9 is fixedly connected with the hollow channel 14, one end, far away from the oxygen-free chamber 8, of the air supply pipeline 9 is fixedly connected with the negative pressure bag 10, the negative pressure bag 10 is an elastic ball and has certain elastic contraction capacity, the upper portion of the negative pressure bag 10 is movably connected with the suction rod 11, two sides of the suction rod 11 are movably connected with the slide rails 12, the surface of the slide rails 12 is slidably connected with the air blocking rod 13, and the outflow speed of air can be reduced.

When the gas stove is used, the stove body 1 is connected with the adjusting mechanism 6, when the gas stove works, the opening degree of the fan blades 3 is adjusted according to the size of fire required, after the adjustment is finished, the gas is ventilated and ignited for the stove body 1, the gas flows into the stove 2 through the hollow channel 14 and the vent pipe 7, only part of the gas flows out due to the blocking effect of the fan blades 3, and the other part of the gas is stored in the oxygen-free chamber 8, so that the effect of reducing the gas leakage amount is achieved; in the process of supplying air again, due to the difference between the internal pressure and the external pressure, the air blocking rod 13 gradually moves upwards under the clamping of the slide rail 12 and slowly blocks the air outlet amount of the hollow channel 14, and when the air outlet amount needs to be increased, the air blocking rod 13 can be manually pulled to be far away from the hollow channel 14; in the process of burning the gas by igniting the stove 2, transferring heat to the surface of the pot body and conveying the gas, as the stove 2 is always in a burning state, the inside of the adjusting mechanism 6 is always in a gas feeding state, namely, the internal pressure is greater than the pressure near the stove 2, the negative pressure bag 10 is gradually extruded and deformed, when the burning is stopped, the internal pressure and the external pressure gradually tend to a balanced state, the negative pressure bag 10 starts to return to the original state and sucks gas, and by utilizing the suction force, the suction rod 11 moves downwards in the oxygen-free chamber 8 and sucks the gas filled in the oxygen-free chamber 8 back, meanwhile, the suction force can also suck the uncombusted gas near the stove 2 back, and due to the existence of the oxygen-free chamber 8, the phenomenon of explosion can not occur, and the function of recovering the uncombusted gas is achieved.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.

Claims

1. The utility model provides an open waste heat recovery stove gradually, includes furnace body (1), its characterized in that: the surface of the furnace body (1) is fixedly connected with a furnace (2), the surface of the furnace (2) is movably connected with fan blades (3), the back of each fan blade (3) is movably connected with a fire outlet (4), one side of each fan blade (3) far away from each fire outlet (4) is slidably connected with a guide groove (5), and one end of each fire outlet (4) far away from each fan blade (3) is fixedly connected with an adjusting mechanism (6);

the adjusting mechanism (6) comprises a vent pipe (7), the upper end of the vent pipe (7) is fixedly connected with the fire outlet (4), the lower end of the vent pipe (7) is fixedly connected with an oxygen-free chamber (8), two sides of the oxygen-free chamber (8) are both fixedly connected with air supply pipelines (9), one end, far away from the oxygen-free chamber (8), of each air supply pipeline (9) is fixedly connected with a negative pressure bag (10), and the upper part of each negative pressure bag (10) is movably connected with a suction rod (11); both sides of the suction rod (11) are movably connected with slide rails (12), and the surfaces of the slide rails (12) are slidably connected with air blocking rods (13); the negative pressure bag (10) is an elastic ball and has certain elastic contractive capacity; the surface of the air supply pipeline (9) is fixedly connected with a hollow channel (14); the gas flows into the stove (2) through the hollow channel (14) and the vent pipe (7), only part of the gas flows out due to the blocking effect of the fan blades (3), and the other part of the gas is stored in the oxygen-free chamber (8) to play a role in reducing the gas leakage amount; in the process of supplying air again, due to the difference between the internal pressure and the external pressure, the air blocking rod (13) can gradually move upwards under the clamping of the sliding rail (12) and slowly block the air output of the hollow channel (14), and when the air output needs to be increased, the air blocking rod (13) can be manually pulled to be far away from the hollow channel (14); the gas is burnt by the ignition of the stove (2), the heat is transferred to the surface of the pot body, and in the process of conveying the gas, because the stove (2) is always in a burning state, therefore, the inside of the adjusting mechanism (6) is always in an air feeding state, namely, the internal pressure is higher than the pressure near the cooking range (2), the negative pressure bag (10) is gradually extruded and deformed, when the combustion is stopped, the internal pressure and the external pressure gradually tend to be in a balanced state, the negative pressure bag (10) begins to return to the original state, and sucks gas, by which suction force the suction rod (11) moves downward inside the oxygen-free chamber (8) and sucks back gas that has been trapped inside the oxygen-free chamber (8), meanwhile, the suction force can also suck back the unburned gas near the stove (2), and due to the absence of the oxygen chamber (8), the phenomenon of fire explosion can not occur, and the function of recovering the unburned gas is achieved.

2. The involute waste heat recovery stove of claim 1, wherein: and a U-shaped loop is arranged at the joint of the oxygen-free chamber (8) and the air feeding pipeline (9).

3. The involute waste heat recovery stove of claim 1, wherein: fire holes are formed in the surfaces of the fan blades (3).

4. The involute waste heat recovery stove of claim 1, wherein: the surface of the stove (2) is fixedly connected with a fire extinguishing port.

5. The involute waste heat recovery stove of claim 4, wherein: the fire extinguishing ports are designed to be slope-shaped and are evenly distributed on the surface of the stove (2).