CN219913111U - Smoke tube structure of wall-mounted furnace - Google Patents
Smoke tube structure of wall-mounted furnace Download PDFInfo
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- CN219913111U CN219913111U CN202321228127.XU CN202321228127U CN219913111U CN 219913111 U CN219913111 U CN 219913111U CN 202321228127 U CN202321228127 U CN 202321228127U CN 219913111 U CN219913111 U CN 219913111U
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- Prior art keywords
- tube
- straight tube
- wall
- side wall
- return bend
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- 239000000779 smoke Substances 0.000 title claims abstract description 28
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 238000004321 preservation Methods 0.000 description 8
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- 239000003546 flue gas Substances 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Incineration Of Waste (AREA)
Abstract
The utility model provides a smoke tube structure of a wall-mounted furnace, which comprises an outer bent tube, an outer straight tube, an inner bent tube and an inner straight tube, wherein the outer bent tube is connected with the outer straight tube; the outer end of the outer straight pipe is closed, a second connecting seat is fixedly sleeved on the outer side wall of the outer straight pipe outside the plurality of air inlets, a second connecting ring is connected with the outer periphery of the connecting seat through threads, and a second conical fan cover which is coaxial with the second connecting ring and has an inward opening is fixedly connected to the second connecting ring; the smoke pipe structure can effectively reduce the amount of the smoke re-sucked into the wall-mounted furnace by the outer straight pipe, so that the service performance of the wall-mounted furnace is more stable, and the service life of the wall-mounted furnace is prolonged.
Description
Technical Field
The utility model relates to the technical field of wall-mounted furnaces, in particular to a smoke pipe structure of a wall-mounted furnace.
Background
The wall-mounted boiler is a gas wall-mounted boiler for short, is a gas wall-mounted heating boiler, is a water heater taking natural gas as energy, and has various safety protection measures such as anti-freezing protection, dry-heating protection, accidental flameout protection, over-high temperature protection, water pump anti-seizing protection and the like.
In order to reduce the size and the number of the holes in the prior wall-mounted furnace, coaxial smoke pipes are generally adopted, smoke is discharged from the inner pipe, and external air enters between the outer pipe and the inner pipe. However, because the openings of the outer tube and the inner tube are relatively close, a part of smoke exhausted by the inner tube is easily sucked by the outer tube, so that the service performance of the wall-mounted furnace is affected, and the service life of the wall-mounted furnace is shortened.
Disclosure of Invention
The utility model provides a smoke tube structure of a wall-mounted furnace, which effectively reduces the amount of the discharged smoke re-sucked into the wall-mounted furnace by an outer straight tube, ensures that the service performance of the wall-mounted furnace is more stable, and prolongs the service life of the wall-mounted furnace.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the smoke tube structure of the wall-mounted boiler comprises an outer bent tube, an outer straight tube, an inner bent tube positioned in the outer bent tube and an inner straight tube positioned in the outer straight tube, wherein the outer end of the outer bent tube is fixedly communicated with the inner end of the outer straight tube, the outer end of the inner bent tube is fixedly communicated with the inner end of the inner straight tube, the outer end of the inner straight tube extends out of the outer straight tube, a plurality of air inlet holes are formed in the outer end of the outer straight tube, a plurality of air outlet holes are formed in the inner straight tube outside the outer straight tube, a connecting seat I is fixedly sleeved on the outer side wall of the inner straight tube between the outer straight tube and the plurality of air outlet holes, a connecting ring I is connected with an outer peripheral thread of the connecting seat I, and a conical fan housing I which is coaxial with the connecting ring I and is outwards opened is fixedly connected with the connecting ring I; the outer end of the outer straight pipe is closed, a second connecting seat is fixedly sleeved on the outer side wall of the outer straight pipe outside the plurality of air inlets, a second connecting ring is connected with the outer periphery of the connecting seat through threads, and a second conical fan cover which is coaxial with the second connecting ring and has an inward opening is fixedly connected to the second connecting ring.
Further, a plurality of strip-shaped air inlets are formed in the side wall of the outer end of the outer straight pipe around the axis of the outer end of the outer straight pipe, and the distance between two adjacent air inlets is smaller than the width of each air inlet.
Further, a plurality of circular air outlet holes are formed on the side wall of the outer end of the inner straight pipe around the axis of the inner straight pipe.
Further, a plurality of arc grooves are uniformly communicated on the inner side wall of the inner straight pipe, and the outer side wall of each arc groove is protruded on the outer side wall of the inner straight pipe.
Further, the maximum diameter of the arc-shaped groove is 1/5-1/2 of the inner diameter of the inner straight pipe.
Further, be equipped with the heat preservation body in the outer straight tube, the heat preservation body is including the heat preservation hard tube, heat preservation hard tube and outer straight tube inside wall sliding connection, heat preservation hard tube inside wall is fixed with the heat preservation bed course.
The beneficial effects of the utility model are as follows:
1. according to the smoke tube structure of the wall-mounted furnace, the conical fan housing I and the conical fan housing II are arranged, the outer ends of the outer straight tubes are combined to be closed, the amount of discharged smoke sucked into the wall-mounted furnace again by the outer straight tubes is effectively reduced, the service performance of the wall-mounted furnace is more stable, and the service life of the wall-mounted furnace is prolonged. And the first conical fan cover and the second conical fan cover are convenient to install and detach.
2. According to the smoke tube structure of the wall-mounted furnace, the arc-shaped grooves are formed in the inner straight tube 4, and the heat-insulating tube body is arranged in the outer straight tube, so that the heat supply efficiency of the wall-mounted furnace can be improved.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of the internal structure of a smoke tube structure of the present utility model;
FIG. 2 is a schematic view of a part of the structure of FIG. 1;
FIG. 3 is a side view of a first cone-shaped fan housing of the present utility model;
FIG. 4 is a side view of a second cone-shaped fan housing of the present utility model;
FIG. 5 is a side view of the insulating tube of the present utility model;
FIG. 6 is a schematic view of the outer structure of the smoke tube structure of the present utility model;
in the figure: 1. an outer elbow; 2. an outer straight tube; 3. an inner elbow; 4. an inner straight tube; 5. an air inlet hole; 6. an air outlet hole; 7. a first connecting seat; 8. a first connecting ring; 9. a conical fan housing I; 10. a second connecting seat; 11. a second connecting ring; 12. a conical fan cover II; 13. an arc-shaped groove; 14. a heat-insulating pipe body; 141. heat preservation hard pipe; 142. and a heat preservation cushion layer.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1-6, a smoke tube structure of a wall-mounted boiler comprises an outer bent tube 1, an outer straight tube 2, an inner bent tube 3 positioned in the outer bent tube 1 and an inner straight tube 4 positioned in the outer straight tube 2, wherein the outer end of the outer bent tube 1 is fixedly connected with the inner end of the outer straight tube 2, the outer end of the inner bent tube 3 is fixedly connected with the inner end of the inner straight tube 4, the outer end of the inner straight tube 4 extends out of the outer straight tube 2, a plurality of air inlet holes 5 are formed in the outer end of the outer straight tube 2, a plurality of air outlet holes 6 are formed in the inner straight tube 4 outside the outer straight tube 2, a connecting seat 7 is fixedly sleeved on the outer side wall of the inner straight tube 4 between the outer straight tube 2 and the plurality of air outlet holes 6, a connecting ring 8 is connected with outer peripheral threads of the connecting seat 7, and a conical fan cover 9 which is coaxial with the connecting ring 8 and has an opening facing outwards (in the direction far away from the outer bent tube 1) is fixedly connected; the outer end of the outer straight pipe 2 is closed, a second connecting seat 10 is fixedly sleeved on the outer side wall of the outer straight pipe 2 outside the plurality of air inlets 5, a second connecting ring 11 is connected to the periphery of the second connecting seat 10 through threads, and a second conical fan housing 12 which is coaxial with the second connecting ring 11 and has an inward opening (towards the direction of the outer bent pipe 1) is fixedly connected to the second connecting ring 11.
The smoke tube structure of the wall-mounted boiler in this embodiment is provided with the first conical fan housing 9 at the corresponding position of the outer side wall of the inner straight tube 4, so that after the smoke guided out of the inner straight tube 4 is isolated and guided by the first conical fan housing 9, the smoke can be reduced from being sucked into the outer straight tube 2, the second conical fan housing 12 is further arranged on the corresponding outer side wall of the outer straight tube 2, the outer end of the outer straight tube 2 is closed, and the smoke guided out of the inner straight tube 4 can be better isolated from entering the outer straight tube 2. Through setting up above-mentioned setting, effectively reduced the exhaust flue gas and inhaled hanging stove's volume again by outer straight tube 2, made hanging stove's performance more stable to hanging stove's life has been prolonged.
In addition, through setting up structures such as connecting seat one 7, go-between one 8, seat two 10, go-between two 11, can make the installation of toper fan housing one 9, toper fan housing two 12, dismantlement convenience.
In this embodiment, a plurality of elongated air inlet holes 5 are formed on the outer side wall of the outer end of the outer straight tube 2 around the axis thereof, and the distance between two adjacent air inlet holes 5 is smaller than the width of the air inlet holes 5. The long strip-shaped air inlet hole 5 is arranged, so that the air quantity of the sucked air can be well ensured.
In this embodiment, a plurality of circular air outlet holes 6 are formed on the outer side wall of the inner straight tube 4 around the axis thereof.
In this embodiment, a plurality of arc grooves 13 are uniformly communicated with the inner side wall of the inner straight tube 4, and the outer side wall of each arc groove 13 is protruded from the outer side wall of the inner straight tube 4.
In this embodiment, the maximum diameter of the arc-shaped groove 13 is 1/5-1/2 of the inner diameter of the inner straight pipe 4.
According to the embodiment, the arc-shaped grooves 13 are formed, so that the heat conducting surface of the inner straight pipe 4 can be increased, the temperature carried by the flue gas is transferred to the air sucked by the outer straight pipe 2 more, and the heat supply efficiency of the wall-mounted furnace can be improved.
In this embodiment, the heat-insulating pipe body 14 is disposed in the outer straight pipe 2, the heat-insulating pipe body 14 includes a heat-insulating hard pipe 141, the heat-insulating hard pipe 141 is slidably connected with the inner side wall of the outer straight pipe 2, and a heat-insulating cushion layer 142 is fixed on the inner side wall of the heat-insulating hard pipe 141. By arranging the heat-insulating pipe body 14, the air sucked by the external straight pipe 2 can be insulated, so that heat loss is reduced, and the heat supply efficiency of the hanging furnace is further improved. When the heat-insulating pipe body 14 needs to be replaced, the heat-insulating pipe body can be slid out of the outer straight pipe 2.
The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.
Claims (6)
1. The utility model provides a smoke tube structure of hanging stove, includes outer return bend (1), outer straight tube (2), is located interior return bend (3) in outer return bend (1), be located interior straight tube (4) in outer return bend (2), outer end and the interior fixed intercommunication of outer return bend (2) are connected, interior return bend (3) outer end and interior fixed intercommunication of straight tube (4) are connected, the outer end of interior straight tube (4) extends to outside outer return bend (2), a plurality of inlet ports (5) have been seted up to outer end of outer return bend (2), a plurality of ventholes (6) have been seted up on outer interior straight tube (4) outside outer return bend (2), a serial communication port (7) are equipped with on the interior straight tube (4) lateral wall between outer return bend (2) and a plurality of ventholes (6), connecting seat (7) periphery threaded connection has connecting collar (8), fixedly connected with rather than conical fan housing (9) outwards opening on the connecting collar (8); the outer end of the outer straight pipe (2) is closed, a second connecting seat (10) is fixedly sleeved on the outer side wall of the outer straight pipe (2) outside the plurality of air inlets (5), a second connecting ring (11) is connected to the outer periphery of the second connecting seat (10) through threads, and a second conical fan cover (12) which is coaxial with the second connecting ring (11) and has an inward opening is fixedly connected to the second connecting ring.
2. The smoke tube structure of the wall-mounted boiler according to claim 1, wherein a plurality of strip-shaped air inlet holes (5) are formed on the side wall of the outer end of the outer straight tube (2) around the axis of the outer end, and the distance between two adjacent air inlet holes (5) is smaller than the width of each air inlet hole (5).
3. The smoke tube structure of the wall-mounted boiler according to claim 1, wherein a plurality of circular air outlet holes (6) are formed on the outer end side wall of the inner straight tube (4) around the axis of the inner straight tube.
4. The smoke tube structure of the wall-mounted boiler according to claim 1, wherein a plurality of arc-shaped grooves (13) are uniformly communicated on the inner side wall of the inner straight tube (4), and the outer side wall of each arc-shaped groove (13) protrudes from the outer side wall of the inner straight tube (4).
5. The smoke tube structure of the wall hanging stove as claimed in claim 4, wherein the maximum diameter of the arc-shaped groove (13) is 1/5-1/2 of the inner diameter of the inner straight tube (4).
6. The smoke tube structure of a wall-mounted boiler as set forth in any one of claims 1-5, wherein a heat-insulating tube body (14) is disposed in the outer straight tube (2), the heat-insulating tube body (14) comprises a heat-insulating hard tube (141), the heat-insulating hard tube (141) is slidably connected with the inner side wall of the outer straight tube (2), and a heat-insulating cushion layer (142) is fixed on the inner side wall of the heat-insulating hard tube (141).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321228127.XU CN219913111U (en) | 2023-05-21 | 2023-05-21 | Smoke tube structure of wall-mounted furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321228127.XU CN219913111U (en) | 2023-05-21 | 2023-05-21 | Smoke tube structure of wall-mounted furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219913111U true CN219913111U (en) | 2023-10-27 |
Family
ID=88425614
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321228127.XU Active CN219913111U (en) | 2023-05-21 | 2023-05-21 | Smoke tube structure of wall-mounted furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219913111U (en) |
-
2023
- 2023-05-21 CN CN202321228127.XU patent/CN219913111U/en active Active
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