CN212618210U - Steam boiler for burning natural gas - Google Patents
Steam boiler for burning natural gas Download PDFInfo
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- CN212618210U CN212618210U CN202021264767.2U CN202021264767U CN212618210U CN 212618210 U CN212618210 U CN 212618210U CN 202021264767 U CN202021264767 U CN 202021264767U CN 212618210 U CN212618210 U CN 212618210U
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Abstract
The utility model discloses a steam boiler for burning natural gas, which comprises a cylinder body, a furnace pipe and a smoke box; the upper end of the cylinder body is closed, a furnace pipe is arranged in the cylinder body, the cylinder body is connected with the furnace pipe through a sealing ring to form a closed inner cavity, and a water inlet pipe communicated with the inner cavity is arranged on the cylinder body; the smoke box is arranged at the lower end of the cylinder body and is connected with the furnace pipe, and a burner interface which is arranged horizontally along the axis and is communicated with the outside is arranged on the furnace pipe; the inner cavity is internally provided with a vertically arranged smoke tube, the upper end of the smoke tube passes through the cylinder body to be connected with the outside, the lower end of the smoke tube passes through the sealing ring to be connected with the smoke box, the furnace liner is internally provided with a transverse water tube, and the two ends of the transverse water tube are communicated with the inner cavity. The steam boiler for burning natural gas has a simple structure and small occupied space, and the area of the heating surface is increased by the primary and secondary evaporation heating surfaces, so that the temperature of the aqueous medium is rapidly increased, and the efficiency is higher.
Description
Technical Field
The utility model relates to a boiler field, concretely relates to steam boiler for burning natural gas.
Background
The steam boiler for burning natural gas is a boiler which takes biomass as fuel and supplies steam fully automatically to meet the living needs of people such as production, bathing and the like. With the awareness of environmental protection and energy conservation and emission reduction, the traditional coal-fired boiler is gradually eliminated due to high pollution and low efficiency. The steam boiler for burning natural gas is widely concerned because of the characteristics of energy conservation, environmental protection, safety, automatic operation and the like, gradually replaces the traditional coal-fired boiler, and becomes the main mode of producing steam for small enterprises.
The existing natural gas-fired steam boiler equipment is oversized and overweight, the occupied area is large, the area of a heating surface of a boiler is small, a smoke baffle is additionally arranged in the middle of a boiler liner of some steam boilers, the heating surface is increased by the up-and-down circulation of smoke on the baffle, but the utilization rate is low, and the rapid temperature rise of an aqueous medium cannot be realized.
Disclosure of Invention
The utility model provides a fire steam boiler for natural gas, simple structure occupation space is little, realizes the increase of heating surface area through one-level, second grade evaporation heating surface for the aqueous medium risees the temperature fast, and efficiency is higher.
In order to achieve the purpose, the steam boiler for burning natural gas comprises a cylinder body, a furnace pipe and a smoke box;
the upper end of the cylinder body is closed, a furnace pipe is arranged in the cylinder body, the cylinder body is connected with the furnace pipe through a sealing ring to form a closed inner cavity, and a water inlet pipe communicated with the inner cavity is arranged on the cylinder body;
the smoke box is arranged at the lower end of the cylinder body and is connected with the furnace pipe, and a burner interface which is arranged horizontally along the axis and is communicated with the outside is arranged on the furnace pipe;
the inner cavity is internally provided with a vertically arranged smoke tube, the upper end of the smoke tube passes through the cylinder body to be connected with the outside, the lower end of the smoke tube passes through the sealing ring to be connected with the smoke box, the furnace liner is internally provided with a transverse water tube, and the two ends of the transverse water tube are communicated with the inner cavity.
Furthermore, the transverse water pipes penetrate through the axis of the furnace pipe arranged up and down, and are arranged in a plurality of numbers, and the plurality of transverse water pipes are uniformly arranged up and down.
Furthermore, the axis of the transverse water pipe is obliquely arranged, and the inclination angle is 5-10 degrees.
Furthermore, the position of the inner wall of the furnace pipe, which is right opposite to the burner interface, is provided with refractory mortar.
Furthermore, the smoke tube is a plurality of and is evenly arranged in the inner cavity in a circumferential mode.
Furthermore, the upper end of the cylinder body is provided with a main steam valve pipe seat, a pressure gauge pipe seat and a safety valve pipe seat, the side surface is provided with a liquid level meter pipe seat, the liquid level meter pipe seats are a pair of liquid level meter pipe seats which are arranged up and down, and the liquid level meter pipe seat at the lower side is positioned at the upper part of the furnace pipe.
Furthermore, the furnace pipe is provided with an ash cleaning port communicated with the outside, and the cylinder body is provided with an inspection hole for inspecting the inside of the furnace pipe.
Furthermore, a drain pipe communicated with the inner cavity is arranged on the sealing ring.
Compared with the prior art, the steam boiler for burning the natural gas is characterized in that the transverse water pipes are arranged in the boiler furnace, the water medium entering the inner cavity is filled in the plurality of transverse water pipes, when the natural gas is placed at the burner connector for burning, the boiler furnace and the transverse water pipes heat the water medium, primary evaporation heating is realized, the temperature of the water medium is increased, and the efficiency is higher; because the smoke tube is positioned in the inner cavity, the upper end of the smoke tube is connected with the outside of the cylinder body, and the lower end of the smoke tube is connected with the smoke box, high-temperature water gas generated by burning natural gas enters the smoke box from the furnace pipe and then enters the smoke tube from the smoke box, and the water medium in the inner cavity is subjected to secondary evaporation and heating through the smoke tube, so that the full utilization of waste heat is realized, and the rapid rise of the temperature of the water medium is ensured; the transverse water pipe is obliquely arranged, so that the flow alternation of an aqueous medium in the transverse water pipe is facilitated, the fireproof mud is arranged on the inner wall of the furnace pipe, the inner wall of the furnace pipe is effectively protected through the fireproof mud, and the high temperature is prevented from directly impacting the inner wall of the furnace pipe; the steam boiler for burning natural gas has a simple structure and small occupied space, and the area of the heating surface is increased by the primary and secondary evaporation heating surfaces, so that the temperature of the aqueous medium is rapidly increased, and the efficiency is higher.
Drawings
Fig. 1 is an overall front view of the present invention;
fig. 2 is an overall left side view of the present invention;
in the figure: 1. the device comprises a cylinder body, 11, a main steam valve pipe seat, 12, a pressure gauge pipe seat, 13, a safety valve pipe seat, 14, a liquid level gauge pipe seat, 15, a water inlet pipe, 16, an inspection hole, 2, a furnace pipe, 21, refractory clay, 22, a burner interface, 3, a smoke pipe, 4, a smoke box, 5, a sealing ring, 51, a sewage discharge pipe, 6 and a transverse water pipe.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
As shown in fig. 1 and 2, the natural gas-fired steam boiler comprises a cylinder 1, a furnace pipe 2 and a smoke box 4;
the upper end of the cylinder body 1 is closed, a furnace pipe 2 is arranged in the cylinder body 1, the cylinder body 1 is connected with the furnace pipe 2 through a sealing ring 5 to form a closed inner cavity, and a water inlet pipe 15 communicated with the inner cavity is arranged on the cylinder body 1;
the smoke box 4 is arranged at the lower end of the cylinder 1 and is connected with the furnace pipe 2, and a burner interface 22 which is horizontally arranged along the axis and is communicated with the outside is arranged on the furnace pipe 2;
a smoke tube 3 which is vertically arranged is arranged in the inner cavity, the upper end of the smoke tube 3 passes through the cylinder body 1 to be connected with the outside, the lower end of the smoke tube passes through the sealing ring 5 to be connected with the smoke box 4, a transverse water pipe 6 is arranged in the furnace pipe 2, and two ends of the transverse water pipe 6 are communicated with the inner cavity;
furthermore, the plurality of transverse water pipes 6 penetrate through the axis of the furnace pipe 2 which is arranged up and down, and the plurality of transverse water pipes 6 are uniformly arranged up and down;
furthermore, the axis of the transverse water pipe 6 is obliquely arranged, and the inclination angle is 5-10 degrees;
further, refractory mortar 21 is arranged on the inner wall of the furnace pipe 2 at a position right opposite to the burner interface 22;
furthermore, the number of the smoke pipes 3 is multiple, and the smoke pipes are uniformly arranged in the inner cavity circumferentially, and preferably four smoke pipes are arranged;
furthermore, the upper end of the cylinder body 1 is provided with a main steam valve tube seat 11, a pressure gauge tube seat 12 and a safety valve tube seat 13, the side surface is provided with a liquid level meter tube seat 14, the liquid level meter tube seats 14 are a pair and are arranged up and down, and the liquid level meter tube seat 14 at the lower side is positioned at the upper part of the furnace pipe 2;
further, the furnace pipe 2 is provided with an ash cleaning port communicated with the outside, and the cylinder body 1 is provided with an inspection hole 16 for inspecting the inside of the furnace pipe 2;
further, a sewage discharge pipe 51 communicated with the inner cavity is arranged on the sealing ring 5;
when the steam boiler for burning natural gas is used, an aqueous medium is introduced into the inner cavity through the water inlet pipe 15, the aqueous medium is positioned in the inner cavity, the liquid level of the aqueous medium is higher than that of the furnace pipe 2, namely, the upper end and the lower end of the liquid level meter are respectively arranged at the pipe seats 14 of the liquid level meter, and the liquid level height is monitored;
because the horizontal water pipes 6 are arranged in the furnace pipe 2, the water medium entering the inner cavity is filled in the plurality of horizontal water pipes 6, natural gas is placed on the burner interface 22 for burning, the inner wall of the furnace pipe 2 is effectively protected by the fire clay 21, high temperature is prevented from directly impacting the inner wall of the furnace pipe 2, the furnace pipe 2 and the horizontal water pipes 6 heat the water medium, primary evaporation heating is realized, the temperature of the water medium is increased, the efficiency is higher, and the furnace pipe 2 is placed in the barrel body 1, so that the whole structure is simple, and the occupied space is small; the transverse water pipe 6 is obliquely arranged, so that the flow alternation of the water medium in the transverse water pipe 6 is facilitated;
because the smoke tube 3 is positioned in the inner cavity, and the upper end of the smoke tube is connected with the outside of the cylinder 1, high-temperature water vapor generated by burning natural gas enters the smoke box 4 from the furnace pipe 2 and then enters the smoke tube 3 from the smoke box 4, and the water medium in the inner cavity is subjected to secondary evaporation and heating through the smoke tube 3, so that the full utilization of waste heat is realized, the rapid rise of the temperature of the water medium is ensured, and the water vapor is discharged from the upper end of the smoke tube 3;
through corresponding installation manometer, main steam valve and relief valve on manometer tube socket 12, main steam valve tube socket 11, the relief valve tube socket 13, monitor the aqueous medium of inner chamber, be equipped with blow off pipe 51 in addition, when long-time aqueous medium heating, the impurity of production is discharged through blow off pipe 51.
Claims (8)
1. The steam boiler for burning natural gas comprises a cylinder body (1), a furnace pipe (2) and a smoke box (4); it is characterized in that the preparation method is characterized in that,
the upper end of the cylinder body (1) is closed, a furnace pipe (2) is arranged in the cylinder body, the cylinder body (1) is connected with the furnace pipe (2) through a sealing ring (5) to form a closed inner cavity, and a water inlet pipe (15) communicated with the inner cavity is arranged on the cylinder body (1);
the smoke box (4) is arranged at the lower end of the barrel (1) and is connected with the furnace pipe (2), and a burner interface (22) which is horizontally arranged along the axis and is communicated with the outside is arranged on the furnace pipe (2);
the inner cavity is internally provided with a vertically arranged smoke tube (3), the upper end of the smoke tube (3) passes through the cylinder body (1) to be connected with the outside, the lower end of the smoke tube passes through the sealing ring (5) to be connected with the smoke box (4), the furnace container (2) is internally provided with a transverse water pipe (6), and the two ends of the transverse water pipe (6) are communicated with the inner cavity.
2. A steam boiler for burning natural gas according to claim 1, wherein the cross water tubes (6) pass through the axis of the furnace (2) arranged up and down, and are plural, and the plurality of cross water tubes (6) are arranged uniformly up and down.
3. A steam boiler for burning natural gas according to claim 2, characterized in that the axes of the cross water tubes (6) are arranged obliquely at an angle of 5-10 °.
4. A steam boiler for burning natural gas according to claim 1, characterized in that the inner wall of the furnace (2) is provided with refractory mortar (21) at a position right opposite to the burner joint (22).
5. A steam boiler for burning natural gas according to any one of claims 1 to 4, wherein the flue tubes (3) are plural and circumferentially and uniformly arranged in the inner chamber.
6. A steam boiler for burning natural gas according to claim 5, wherein the cylinder (1) is provided at the upper end thereof with a main steam valve seat (11), a pressure gauge seat (12) and a safety valve seat (13), and is provided at the side thereof with a pair of level gauge seats (14), the level gauge seats (14) being arranged up and down, the lower level gauge seat (14) being located at the upper portion of the furnace shell (2).
7. A steam boiler for burning natural gas according to claim 6, wherein the furnace pipe (2) is provided with an ash removing port communicating with the outside, and the cylinder (1) is provided with an inspection hole (16) for inspecting the inside of the furnace pipe (2).
8. A steam boiler for burning natural gas according to any one of claims 1 to 4, characterized in that the sealing ring (5) is provided with a drain pipe (51) communicating with the inner chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021264767.2U CN212618210U (en) | 2020-07-01 | 2020-07-01 | Steam boiler for burning natural gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021264767.2U CN212618210U (en) | 2020-07-01 | 2020-07-01 | Steam boiler for burning natural gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212618210U true CN212618210U (en) | 2021-02-26 |
Family
ID=74757315
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021264767.2U Active CN212618210U (en) | 2020-07-01 | 2020-07-01 | Steam boiler for burning natural gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212618210U (en) |
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2020
- 2020-07-01 CN CN202021264767.2U patent/CN212618210U/en active Active
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