CN213872662U - Three-return fire path structure for energy-saving boiler combustion chamber - Google Patents
Three-return fire path structure for energy-saving boiler combustion chamber Download PDFInfo
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- CN213872662U CN213872662U CN202023075649.XU CN202023075649U CN213872662U CN 213872662 U CN213872662 U CN 213872662U CN 202023075649 U CN202023075649 U CN 202023075649U CN 213872662 U CN213872662 U CN 213872662U
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Abstract
A three-return flame path structure for an energy-saving boiler combustion chamber comprises a boiler body, wherein a furnace chamber is arranged in the boiler body, a first return pipe is arranged at the bottom of the furnace chamber, a burner is arranged at one end of the first return pipe in the length direction, the other end of the first return pipe is communicated with a first combustion chamber, a second return pipe is communicated with the position, close to the top end of the first combustion chamber, one end, far away from the first combustion chamber, of the second return pipe is communicated with a second combustion chamber, a smoke exhaust pipe is further arranged on the side wall of the boiler body, and the smoke exhaust pipe is communicated with the second combustion chamber through a third return pipe arranged in the furnace chamber; the boiler comprises a boiler body and is characterized in that a blower is further arranged on the side wall of the boiler body, a gas pipe is arranged at one end of the blower, and one end, far away from the blower, of the gas pipe is communicated with the first combustion chamber. The fan can pass through the gas-supply pipe with the air and carry in the first combustion chamber for the burning of natural gas is more abundant, has increased the utilization efficiency of resource.
Description
Technical Field
The utility model relates to a boiler combustion chamber field particularly, relates to an energy-conserving boiler combustion chamber is with three return stroke flame path structures.
Background
With the implementation of coal-to-gas boilers, coal-fired steam boilers are about to be eliminated, and gas-fired steam boilers are increasingly widely applied. The existing gas steam boiler structure usually adopts a horizontal fast-assembling internal combustion three-return fire tube boiler, the combustion generally adopts a diffusion type combustor, natural gas and air are not mixed in advance, but are sprayed into a hearth and then are mixed by diffusion, and the insufficient combustion is caused by the insufficient concentration of oxygen, the slow combustion speed and the long flame.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an energy-conserving boiler is three return strokes flame path structure for combustion chamber, it is provided with the air-blower on boiler body lateral wall, and the one end of air-blower is provided with the gas-supply pipe, and the one end and the first combustion chamber intercommunication of the air-blower of telling are kept away from to the gas-supply pipe, and the air-blower can pass through the gas-supply pipe with the air and carry first combustion chamber for the burning of natural gas is more abundant.
The embodiment of the utility model is realized like this:
a three-return flame path structure for an energy-saving boiler combustion chamber comprises a boiler body, wherein a furnace chamber is arranged in the boiler body, a first return pipe is arranged at the bottom of the furnace chamber along the length direction of the first return pipe, a burner is arranged at one end of the first return pipe along the length direction of the first return pipe, the other end of the first return pipe is communicated with a first combustion chamber, a second return pipe is communicated with the first combustion chamber close to the top end of the first combustion chamber, one end, far away from the first combustion chamber, of the second return pipe is communicated with a second combustion chamber, a smoke exhaust pipe is further arranged on the side wall of the boiler body, and the smoke exhaust pipe is communicated with the second combustion chamber through a third return pipe arranged in the furnace chamber;
preferably, the side wall of the boiler body is further provided with a blower, one end of the blower is provided with a gas pipe, and one end, far away from the blower, of the gas pipe is communicated with the first combustion chamber.
Preferably, a filter layer for filtering carbon dioxide is embedded in the inner cavity of the gas transmission pipe.
Preferably, the communication position of the first return pipe and the first combustion chamber is a fire opening, the communication position of the gas pipe and the first combustion chamber is an oxygen opening, and the oxygen opening is arranged outside the fire opening.
Preferably, the pipe wall of the gas conveying pipe is embedded with a heat insulation layer for heat insulation.
Preferably, the first combustion chamber is communicated with the smoke exhaust pipe, a first valve is arranged at the communication position of the first combustion chamber and the smoke exhaust pipe, the first valve is connected with the furnace wall of the boiler body in a sliding mode, and one end of the first valve penetrates out of the furnace wall of the boiler body.
Preferably, a second valve is arranged at the communication position of the first combustion chamber and the second return pipe, the second valve is connected with the furnace wall of the boiler body in a sliding mode, and one end of the second valve penetrates through the furnace wall of the boiler body.
Preferably, the material of the filter layer is sodium hydroxide.
Preferably, the thermal insulation layer is made of aerogel.
Preferably, the top end of the boiler body is further provided with a safety valve.
Preferably, a support is arranged at the bottom end of the boiler body.
The embodiment of the utility model provides a beneficial effect is:
the embodiment of the utility model provides an energy-conserving boiler is three return stroke flame path structure for combustion chamber is provided with the air-blower on boiler body lateral wall, and the one end of air-blower is provided with the gas-supply pipe, and the one end and the first combustion chamber intercommunication of the air-blower of telling are kept away from to the gas-supply pipe, and the air-blower can pass through the gas-supply pipe with the air and carry in the first combustion chamber for the burning of natural gas is more abundant, has increased the utilization efficiency of resource.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic structural view of a three-pass flue structure for a combustion chamber of an energy-saving boiler according to an embodiment of the present invention;
fig. 2 is a schematic right sectional view of a three-pass flue structure for an energy-saving boiler combustion chamber according to an embodiment of the present invention;
icon: 100-a boiler body; 110-a first return pipe; 120-a first combustion chamber; 121-a second valve; 130-a second return pipe; 140-a second combustion chamber; 150-a third return pipe; 160-smoke exhaust pipe; 161-a first valve; 170-furnace chamber; 200-a burner; 300-a scaffold; 400-a blower; 410-gas delivery pipe; 420-a filter layer; 430-a thermal insulation layer; 500-safety valve.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
Example 1
As shown in fig. 1, the embodiment provides a three-pass flue structure for a combustion chamber of an energy-saving boiler, including a boiler body 100, a furnace chamber 170 is disposed inside the boiler body 100, a first pass pipe 110 is disposed at the bottom of the furnace chamber 170, a burner 200 is disposed at one end of the first pass pipe 110 along the length direction thereof, the other end thereof is communicated with a first combustion chamber 120, a second pass pipe 130 is communicated with the first combustion chamber 120 near the top end of the first combustion chamber 120, one end of the second pass pipe 130 far away from the first combustion chamber 120 is communicated with a second combustion chamber 140, a smoke exhaust pipe 160 is further disposed on the side wall of the boiler body 100, the smoke exhaust pipe 160 is communicated with the second combustion chamber 140 through a third pass pipe 150 disposed in the furnace chamber 170, a blower 400 is further disposed on the side wall of the boiler body 100, and an air pipe 410 is disposed at one end of the blower 400, one end of the air conveying pipe 410, which is far away from the blower 400, is communicated with the first combustion chamber 120.
The working principle of the embodiment is as follows: the gas is ignited in the first return pipe 110 through the burner 200, then the blower 400 is turned on, the blower 400 discharges air into the first combustion chamber 120 through the air conveying pipe 410 and enters the first combustion chamber 120, so that the combustion of the gas is more sufficient, the utilization efficiency of resources is increased, and the smoke of the gas is discharged from the smoke exhaust pipe 160 after passing through the first return pipe, the first combustion chamber, the second return pipe, the second combustion chamber and the third return pipe in sequence.
Example 2
As shown in fig. 1, the present embodiment is substantially the same as the above embodiments, except that a filter layer 420 for filtering carbon dioxide is embedded in the inner cavity of the gas pipe 410, and the filter layer 420 is made of sodium hydroxide.
This implementation can filter the carbon dioxide in the air through the sodium hydroxide that sets up for the burning of gas is more abundant.
Example 3
As shown in fig. 1, the present embodiment is substantially the same as the above embodiments, except that the communication position between the first return pipe 110 and the first combustion chamber 120 is a fire opening, the communication position between the air delivery pipe 410 and the first combustion chamber 120 is an oxygen opening, and the oxygen opening is disposed outside the fire opening, that is, the oxygen opening and the fire opening do not overlap when viewed from the left or the right, so that air does not blow to flame when entering the first return pipe.
Example 4
As shown in FIG. 1, this embodiment is substantially the same as the above-described embodiments, except that a heat insulating layer 430 for heat insulation is embedded in the wall of the air pipe 410, and the heat insulating layer 430 is made of aerogel.
Because the air-blower is the electrical apparatus, the heat energy that the gas burning produced can transmit to the air-blower, can reduce the transmission efficiency of heat energy through the heat insulating layer 430 that sets up, increase the life of air-blower.
Example 5
As shown in fig. 1 and 2, this embodiment is substantially the same as the above embodiment except that the first combustion chamber 120 is communicated with the smoke exhaust pipe 160, and a first valve 161 is provided at the communication position thereof, the first valve 161 is slidably connected to the furnace wall of the boiler body 100, and one end thereof penetrates through the furnace wall of the boiler body 100, a second valve 121 is provided at the communication position between the first combustion chamber 120 and the second return pipe 130, and the second valve 121 is slidably connected to the furnace wall of the boiler body 100, and one end thereof penetrates through the furnace wall of the boiler body 100.
In this embodiment, the staff can select the switching of two valves according to the condition of the water level in the boiler, and the water level is crossed the end promptly, closes the second valve, opens first valve.
Example 6
As shown in fig. 1, the present embodiment is substantially the same as the above embodiments except that a safety valve 500 is further provided at the top end of the boiler body.
Example 7
As shown in the drawings, the present embodiment is substantially the same as the above embodiments except that a supporter 300 is provided at the bottom end of the boiler body.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes 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 (10)
1. A three-return fire path structure for an energy-saving boiler combustion chamber is characterized by comprising a boiler body (100), a furnace chamber (170) is arranged in the boiler body (100), a first return pipe (110) is arranged at the bottom of the furnace chamber (170), a burner (200) is arranged at one end of the first return pipe (110) along the length direction, and the other end of the first return pipe is communicated with a first combustion chamber (120), the position of the first combustion chamber (120) close to the top end is communicated with a second return pipe (130), one end of the second return pipe (130) far away from the first combustion chamber (120) is communicated with a second combustion chamber (140), the side wall of the boiler body (100) is also provided with a smoke exhaust pipe (160), and the smoke exhaust pipe (160) is communicated with the second combustion chamber (140) through a third return pipe (150) arranged in the furnace chamber (170);
still be provided with air-blower (400) on boiler body (100) lateral wall, the one end of air-blower (400) is provided with air-supply pipe (410), air-supply pipe (410) keep away from the one end of air-blower (400) with first combustion chamber (120) intercommunication.
2. The three-pass fire way structure for the combustion chamber of the energy-saving boiler as claimed in claim 1, wherein a filter layer (420) for filtering carbon dioxide is embedded in the inner cavity of the gas transmission pipe (410).
3. The three-pass fire channel structure for the combustion chamber of the energy-saving boiler as claimed in claim 2, wherein the communication position of the first pass pipe (110) and the first combustion chamber (120) is a fire hole, the communication position of the gas pipe (410) and the first combustion chamber (120) is an oxygen hole, and the oxygen hole is arranged outside the fire hole.
4. The three-pass fire channel structure for the combustion chamber of the energy-saving boiler as claimed in claim 3, wherein the pipe wall of the gas pipe (410) is embedded with a heat insulating layer (430) for heat insulation.
5. The three-pass flue structure for the combustion chamber of the energy-saving boiler as claimed in claim 4, wherein the first combustion chamber (120) is communicated with the smoke exhaust pipe (160), and a first valve (161) is arranged at the communication position, the first valve (161) is slidably connected with the furnace wall of the boiler body (100), and one end of the first valve penetrates through the furnace wall of the boiler body (100).
6. The three-pass flue structure for the combustion chamber of the energy-saving boiler as claimed in claim 4, wherein a second valve (121) is arranged at the communication part of the first combustion chamber (120) and the second pass pipe (130), the second valve (121) is slidably connected with the furnace wall of the boiler body (100), and one end of the second valve penetrates through the furnace wall of the boiler body (100).
7. The three-pass fire channel structure for the combustion chamber of the energy-saving boiler as claimed in claim 2, wherein the material of the filter layer (420) is sodium hydroxide.
8. The triple-pass fire tunnel structure for the combustion chamber of an energy-saving boiler as claimed in claim 4, wherein the heat insulating layer (430) is made of aerogel.
9. The structure of the triple-pass fire path for the combustion chamber of the energy-saving boiler as claimed in claim 1, wherein a safety valve (500) is further provided at the top end of the boiler body.
10. The three-pass fire channel structure for the combustion chamber of the energy-saving boiler as claimed in claim 1, wherein a bracket (300) is provided at the bottom end of the boiler body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023075649.XU CN213872662U (en) | 2020-12-18 | 2020-12-18 | Three-return fire path structure for energy-saving boiler combustion chamber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023075649.XU CN213872662U (en) | 2020-12-18 | 2020-12-18 | Three-return fire path structure for energy-saving boiler combustion chamber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213872662U true CN213872662U (en) | 2021-08-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023075649.XU Active CN213872662U (en) | 2020-12-18 | 2020-12-18 | Three-return fire path structure for energy-saving boiler combustion chamber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213872662U (en) |
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- 2020-12-18 CN CN202023075649.XU patent/CN213872662U/en active Active
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