CN213656934U - Exhaust pipe special for heating stove - Google Patents
Exhaust pipe special for heating stove Download PDFInfo
- Publication number
- CN213656934U CN213656934U CN202022785931.0U CN202022785931U CN213656934U CN 213656934 U CN213656934 U CN 213656934U CN 202022785931 U CN202022785931 U CN 202022785931U CN 213656934 U CN213656934 U CN 213656934U
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- Prior art keywords
- pipe
- flange plate
- exhaust pipe
- square
- fixedly connected
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 20
- 238000007789 sealing Methods 0.000 claims abstract description 24
- 230000002093 peripheral effect Effects 0.000 claims abstract description 4
- 238000003780 insertion Methods 0.000 claims description 26
- 230000037431 insertion Effects 0.000 claims description 26
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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Abstract
The utility model discloses a special exhaust pipe for a heating furnace, which comprises an exhaust pipe main body and a connecting pipe, wherein one end of the exhaust pipe main body is fixedly connected with a first flange plate, one end of the connecting pipe is fixedly connected with a second flange plate, one end surface of the first flange plate is fixedly connected with a square insert block, a limiting jack is arranged on the surface of the square insert block, one end surface of the first flange plate is fixedly connected with a sealing insert ring, one end surface of the second flange plate is provided with a sealing insert groove, one end surface of the second flange plate is provided with a square insert groove and a strip-shaped groove, and the square insert block is inserted into; the inner wall of the exhaust pipe main body is composed of a circle of heat exchange pipes, each heated pipe comprises a peripheral straight pipe, a bent pipe is fixed on the inner side of every other straight pipe in the circle of straight pipes to form a combined heated pipe, and the combined heated pipes are arranged at intervals. The exhaust pipe special for the heating furnace is convenient to connect, good in sealing performance and long in service life.
Description
Technical Field
The utility model relates to a relevant technical field of blast pipe equipment specifically is special blast pipe of heating stove.
Background
The coal-fired heating stove is economical and practical, and is an ideal choice for the urban and rural junctions and vast rural areas which do not have central heating and gas heating conditions, and the coal-fired heating stove with lower heating cost is used, wherein when the heating stove is used, a certain exhaust pipe is required to be connected in an auxiliary way, so that the later-stage use of the equipment can be normalized.
But current heating stove blast pipe is in the aspect of being connected with the connecting pipe, and its leakproofness and connection steadiness are relatively poor to produce the gas leakage phenomenon very easily, just in addition the holistic connection is too complicated, hardly reaches quick dismouting purpose. And the high-temperature gas easily causes damage to the exhaust pipe when being discharged, and the service life of the exhaust pipe is influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a connect conveniently, the leakproofness is good to the special blast pipe of heating stove that life is longer.
In order to solve the technical problem, the utility model provides a following technical scheme:
the special exhaust pipe for the heating furnace comprises an exhaust pipe main body and a connecting pipe, wherein a first flange plate is fixedly connected to one end of the exhaust pipe main body, a second flange plate is fixedly connected to one end of the connecting pipe, a square insertion block is fixedly connected to one end surface of the first flange plate, a limiting insertion hole is formed in the surface of the square insertion block, a sealing insertion ring is fixedly connected to one end surface of the first flange plate, a sealing insertion groove is formed in one end surface of the second flange plate, a square insertion groove and a strip-shaped groove are formed in one end surface of the second flange plate, the square insertion block is inserted into the inner wall of the square insertion groove, a limiting insertion rod is inserted into the inner wall of the strip-shaped groove, the tail end of the limiting insertion rod is inserted into the inner wall of the limiting insertion hole, a limiting ring piece is fixedly connected to the outer surface of the limiting insertion rod, a spring is; the inner wall of the exhaust pipe main body is composed of a circle of heat exchange pipes, each heated pipe comprises a peripheral straight pipe, a bent pipe is fixed on the inner side of every other straight pipe in the circle of straight pipes, each bent pipe comprises a middle pipe, each middle pipe is a short straight pipe, the upper end and the lower end of each middle pipe are respectively an upper inclined pipe and a lower inclined pipe, the tail ends of the upper inclined pipe and the lower inclined pipe are respectively fixed with the inner sides of the straight pipes, therefore, the bent pipes and the straight pipes are fixed to form a combined type heated pipe, and the combined type heated pipes are arranged at intervals.
When the first flange plate and the second flange plate are buckled, the sealing insert ring is inserted into the inner wall of the sealing slot.
The size of the sealing slot is matched with that of the sealing insert ring.
The size of the square slot is matched with that of the square insertion block.
Compared with the prior art, the utility model discloses the beneficial effect who reaches is:
the utility model discloses a square inserted block, square slot, sealed insert ring and sealed slot for the holistic connection of blast pipe is more convenient, and the leakproofness after connecting is better, thereby avoids producing the leakage phenomenon in the use, and spacing inserted bar of rethread and spacing jack make holistic connection more simple and convenient, have made things convenient for the quick group of tearing open in later stage, have improved holistic availability factor. And the heat exchange tubes are additionally arranged on the inner wall of the exhaust pipe, and each heat exchange tube is provided with one combined heat exchange tube at intervals, so that the heat convection area of the heat exchange tubes is increased on the premise of ensuring the normal heat exchange of the heat exchange tubes, the high-temperature resistance of the exhaust pipe is improved, and the service life of the exhaust pipe is prolonged.
Drawings
Fig. 1 is the structure schematic diagram of the special blast pipe of heating stove of the utility model.
Fig. 2 is a schematic view of the connection structure between the connection pipe and the second flange in fig. 1.
Fig. 3 is an enlarged view of a portion a of fig. 2.
Fig. 4 is a view showing the inner wall structure of the exhaust pipe body of fig. 1.
Fig. 5 is a top view of fig. 4.
In the figure: 1. an exhaust pipe main body; 1.1, heat exchange tubes; 1.2, straight pipe; 1.3, bending a pipe; 1.4, a middle pipe; 1.5, an upper inclined pipe; 1.6, a lower inclined pipe; 2. a connecting pipe; 3. a first flange plate; 4. a second flange plate; 5. a square insert block; 6. limiting the jacks; 7. sealing and inserting the ring; 8. sealing the slot; 9. a square slot; 10. a strip-shaped groove; 11. a limiting inserted rod; 12. a limit ring sheet; 13. a spring.
Detailed Description
Referring to fig. 1 to 5, the utility model relates to a special exhaust pipe for a heating stove, which comprises an exhaust pipe main body 1 and a connecting pipe 2, wherein one end of the exhaust pipe main body 1 is fixedly connected with a first flange 3, one end of the connecting pipe 2 is fixedly connected with a second flange 4, one end surface of the first flange 3 is fixedly connected with a square insert block 5, the surface of the square insert block 5 is provided with a limit jack 6, one end surface of the first flange 3 is fixedly connected with a sealing insert ring 7, one end surface of the second flange 4 is provided with a sealing slot 8, when the first flange 3 and the second flange 4 are buckled, the sealing insert ring 7 is inserted in the inner wall of the sealing slot 8, the size of the sealing slot 8 is matched with the design size of the sealing insert ring 7, the first flange 3 and the second flange 4 are buckled to have better sealing performance, and the exhaust pipe main body 1 and the connecting pipe 2 are prevented from being leaked in the, thereby better leakproofness of having ensured the use, square slot 9 and bar groove 10 have been seted up on the one end surface of second ring flange 4, square inserted block 5 is inserted and is established the inner wall at square slot 9, and the mutual adaptation of the design size of seting up size and square inserted block 5 of square inserted block 9, make square inserted block 5 insert and establish more stable behind the inner wall of square slot 9, bar groove 10's inside is inserted and is equipped with spacing inserted bar 11, the end of spacing inserted bar 11 is inserted and is established the inner wall at spacing jack 6, the fixed surface of spacing inserted bar 11 is connected with spacing ring piece 12, the outer surface cover of spacing inserted bar 11 is equipped with spring 13, the one end of spring 13 and the interior roof fixed connection in bar groove 10, the other end of spring 13 is connected with the fixed surface of spacing ring piece 12, spring 13 has possessed corresponding buffer capacity when having played the connectivity.
Blast pipe main part 1 is connected with connecting pipe 2, carry out the lock with first ring flange 3 and second ring flange 4, the in-process of lock, square inserted block 5 can insert the inner wall of establishing into square slot 9, before inserting and establishing, pulling spacing inserted bar 11, let spacing inserted bar 11 cooperate spacing ring piece 12 to extrude spring 13, let spacing inserted bar 11 produce the removal after letting, alright insert square inserted block 5 the inner wall of square slot 9 this moment, when inserting and establishing the back that finishes, loosen spacing inserted bar 11, spacing inserted bar 11 this moment can automatic re-setting, thereby let the end of spacing inserted bar 11 insert the inner wall of spacing jack 6, reach spacing to square inserted block 5.
The inner wall of the exhaust pipe main body 1 is composed of a circle of heat exchange pipes 1.1, each heat exchange pipe 1.1 comprises a peripheral straight pipe 1.2, in the circle of straight pipes 1.2, a bent pipe 1.3 is fixed on the inner side of each straight pipe 1.2 at intervals, each bent pipe 1.3 comprises an intermediate pipe 1.4, each intermediate pipe 1.4 is a shorter straight pipe, the upper end and the lower end of each intermediate pipe 1.4 are respectively an upper inclined pipe 1.5 and a lower inclined pipe 1.6, the tail ends of the upper inclined pipe 1.5 and the lower inclined pipe 1.6 are respectively fixed on the inner side of the straight pipe 1.2, so that the bent pipes 1.3 and the straight pipes 1.2 are fixed to form a combined heat exchange pipe, and the combined heat exchange pipes are arranged at intervals, therefore, on the premise that normal heat exchange of the heat exchange pipes is guaranteed, the convection heat exchange area of the heat exchange pipes 1.1 is increased, the high temperature resistance of the.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. 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 (4)
1. Special blast pipe of heating stove, its characterized in that: the exhaust pipe comprises an exhaust pipe main body and a connecting pipe, wherein one end of the exhaust pipe main body is fixedly connected with a first flange plate, one end of the connecting pipe is fixedly connected with a second flange plate, one end surface of the first flange plate is fixedly connected with a square insertion block, a limiting insertion hole is formed in the surface of the square insertion block, one end surface of the first flange plate is fixedly connected with a sealing insertion ring, one end surface of the second flange plate is provided with a sealing insertion groove, one end surface of the second flange plate is provided with a square insertion groove and a strip-shaped groove, the square insertion block is inserted into the inner wall of the square insertion groove, a limiting insertion rod is inserted into the strip-shaped groove, the tail end of the limiting insertion rod is inserted into the inner wall of the limiting insertion hole, a limiting ring piece is fixedly connected with the outer surface of the limiting insertion rod, a spring is sleeved on the outer surface; the inner wall of the exhaust pipe main body is composed of a circle of heat exchange pipes, each heated pipe comprises a peripheral straight pipe, a bent pipe is fixed on the inner side of every other straight pipe in the circle of straight pipes, each bent pipe comprises a middle pipe, each middle pipe is a short straight pipe, the upper end and the lower end of each middle pipe are respectively an upper inclined pipe and a lower inclined pipe, the tail ends of the upper inclined pipe and the lower inclined pipe are respectively fixed with the inner sides of the straight pipes, therefore, the bent pipes and the straight pipes are fixed to form a combined type heated pipe, and the combined type heated pipes are arranged at intervals.
2. The exhaust pipe special for heating stoves, according to claim 1, characterized in that: when the first flange plate and the second flange plate are buckled, the sealing insert ring is inserted into the inner wall of the sealing slot.
3. The exhaust pipe dedicated for a heating stove according to claim 1 or 2, characterized in that: the size of the sealing slot is matched with that of the sealing insert ring.
4. The exhaust pipe special for heating stoves, according to claim 1, characterized in that: the size of the square slot is matched with that of the square insertion block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022785931.0U CN213656934U (en) | 2020-11-27 | 2020-11-27 | Exhaust pipe special for heating stove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022785931.0U CN213656934U (en) | 2020-11-27 | 2020-11-27 | Exhaust pipe special for heating stove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213656934U true CN213656934U (en) | 2021-07-09 |
Family
ID=76688018
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022785931.0U Expired - Fee Related CN213656934U (en) | 2020-11-27 | 2020-11-27 | Exhaust pipe special for heating stove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213656934U (en) |
-
2020
- 2020-11-27 CN CN202022785931.0U patent/CN213656934U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210709 |