CN218579895U - Gas making furnace chassis and gas making furnace - Google Patents
Gas making furnace chassis and gas making furnace Download PDFInfo
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- CN218579895U CN218579895U CN202222906305.1U CN202222906305U CN218579895U CN 218579895 U CN218579895 U CN 218579895U CN 202222906305 U CN202222906305 U CN 202222906305U CN 218579895 U CN218579895 U CN 218579895U
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Abstract
The utility model relates to a gas making furnace chassis and a gas making furnace, wherein the gas making furnace chassis comprises a seat body, a rolling part and a sealing part; the base body comprises a furnace base and an ash tray arranged on the furnace base, the furnace base is provided with an air inlet channel, the ash tray is provided with an air guide channel communicated with the air inlet channel, and the air guide channel and the air inlet channel jointly form an air passing channel; the rolling part is arranged between the furnace base and the ash tray so as to form a rotating gap communicated with the air passing channel between the furnace base and the ash tray and enable the ash tray to be rotatably arranged on the furnace base; the sealing part is fixed on the inner wall of the air passing channel and covers one end of the rotating gap connected with the air passing channel so as to separate the rotating gap from the air passing channel. This scheme can prevent that the lime-ash from moving to the perisporium of roll portion via running clearance, and then avoids roll portion by wearing and tearing, also can avoid simultaneously between ash tray and the stove base because of the deposition wearing and tearing to prolong the gas making stove life cycle, improve production efficiency, and simple structure, save the cost.
Description
Technical Field
The utility model relates to a gas making furnace technical field especially relates to a gas making furnace chassis and gas making furnace.
Background
The gas making furnace is the most key equipment of the fixed bed gas making process of the synthetic ammonia, and has the function of reacting raw material coal, air and water vapor to produce semi-water gas required by the later working section. The existing gas making furnace is composed of furnace body (including heat exchange jacket), mechanical slag-removing device (including grate, slag-breaking rib, ash bin and ash bucket), furnace bottom, ash tray, large gear ring-steel ball-guide ring, transmission device and grate machine. The grate is fixed on the ash tray, the ash tray is fixed on the large gear ring, the steel ball is arranged between the large gear ring and the guide ring, and the grate machine drives the large gear ring to rotate so as to drive the ash tray to rotate. Coal is intermittently added into the gas making furnace from the top, and the completely combusted coal at the bottom is gradually discharged into the ash bin through the rotation of the grate and the ash tray, so that the normal operation of the whole gas making furnace is maintained.
For example, patent CN 207608528U discloses a grate revolving device of a gas making furnace, which is provided with a sealing ring groove on an annular gland, and a sealing ring is arranged in the sealing ring groove to provide a sealing protection effect for steel balls. However, in the actual operation process, the coal ash is gradually accumulated in the gap between the annular gland and the annular supporting plate along with the semi-water gas, and gradually wears the annular gland, the annular supporting plate and the sealing ring. After the gas making furnace operates for a period of time, the sealing ring can be damaged, and then the steel balls are abraded and deformed, so that the normal operation of the gas making furnace is influenced.
SUMMERY OF THE UTILITY MODEL
In view of this, a need exists for a gas making furnace chassis, which is used to solve the technical problem that the arrangement form of the sealing ring in the prior art cannot effectively prevent the steel balls and the annular gland and the annular tray from being worn, so that the normal operation of the gas making furnace is affected.
The utility model provides a gas making furnace chassis, this gas making furnace chassis includes:
the furnace base is provided with an air inlet channel, the ash tray is provided with an air guide channel communicated with the air inlet channel, and the air guide channel and the air inlet channel jointly form an air passing channel;
the rolling part is arranged between the furnace base and the ash tray so as to form a rotating gap communicated with the air passing channel between the furnace base and the ash tray, and the ash tray can be rotatably arranged on the furnace base; and the number of the first and second groups,
and the sealing part is fixed on the inner wall of the air passing channel and covers and seals one end of the rotating gap communicated with the air passing channel so as to separate the rotating gap from the air passing channel.
Optionally, the sealing portion is a sealing ring sleeved on the inner wall of the air passing channel, and the sealing ring covers one end of the rotating gap communicated with the air passing channel.
Optionally, a supporting portion is convexly arranged on the inner wall of the air inlet channel, one end, far away from the inner wall of the air inlet channel, of the supporting portion is bent towards the ash tray to form a blocking portion, and the blocking portion, the supporting portion and the inner wall of the air inlet channel jointly form a fixed gap;
the sealing ring extends to the wind guide channel from the wind inlet channel and is positioned at one end of the wind inlet channel and inserted into the fixed gap.
Optionally, the inner wall of the air guide channel is concavely provided with an inserting groove corresponding to the supporting part;
one end, located on the air guide channel, of the sealing ring extends towards the inserting groove to form an inserting portion, and the inserting portion is inserted into the inserting groove.
Optionally, the supporting portion and the stopping portion extend along the circumferential direction of the air inlet channel;
and a self-lubricating filler is arranged between the sealing ring and the supporting part.
Optionally, a side of the rolling part close to and/or far from the wind passage is provided with a spacer ring, and the spacer ring is located in the rotating gap.
Optionally, one end of the rotating gap, which is far away from the air passing channel, is further provided with an ash blocking ring, and the ash blocking ring is used for separating the rotating gap from an inner cavity of the gas making furnace.
Optionally, the outer end of the ash tray is convexly provided with two clamping parts towards the furnace base, and the two clamping parts are arranged at intervals along the direction close to the air guide channel;
the furnace base moves towards two spacing portions are convexly arranged between the clamping portions, the spacing portions stretch into two clamping portions to form a clamping space, and the ash blocking ring is located in the clamping space.
Optionally, a rotating seat is arranged on one side, close to the ash tray, of the furnace base, and a mounting seat is arranged on one side, close to the furnace base, of the ash tray, the rotating seat is detachably connected with the furnace base, and/or the mounting seat is detachably connected with the ash tray;
wherein the rolling part is positioned between the rotating seat and the mounting seat.
In addition, the utility model also provides a gas making furnace, this gas making furnace include as above arbitrary one the gas making furnace chassis.
Compared with the prior art, the utility model provides a gas making furnace chassis can seal the one end that running gap even passes through the wind passageway through the sealing part lid, make the gas making furnace at the air blowing system gas in-process from top to bottom, the ashes can not get into in the running gap via the wind passageway, namely, can prevent the lime-ash from moving to the perisporium of roll portion via the running gap, and then avoid the roll portion to be worn and torn, also can avoid wearing and tearing because of the deposition between ash pan and the stove base simultaneously, in order to prolong gas making furnace life cycle, the production efficiency is improved, and simple structure, and the cost is saved.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, and to implement the technical means according to the content of the description, the preferred embodiments of the present invention are described in detail below with reference to the accompanying drawings. The detailed description of the present invention is given by the following examples and the accompanying drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:
fig. 1 is a schematic cross-sectional view of an embodiment of a gas-generating furnace provided by the present invention;
FIG. 2 is an enlarged schematic view at A in FIG. 1;
FIG. 3 is a partial schematic view of the seal of FIG. 2 as installed;
fig. 4 is an enlarged schematic view of fig. 1 at B.
Description of reference numerals:
100-gas making furnace, 1-seat body, 1 a-air passing channel, 1 b-rotating gap, 11-furnace base, 11 a-air inlet channel, 111-supporting part, 112-blocking part, 113-limiting part, 12-ash disc, 12 a-air guiding channel, 12 b-inserting groove, 121-clamping part, 121 a-clamping space, 13-rotating seat, 14-mounting seat, 2-rolling part, 3-sealing part, 31-sealing ring, 32-inserting part, 4-self-lubricating filler, 5-isolating ring and 6-ash blocking ring.
Detailed Description
The following detailed description of the preferred embodiments of the invention, which is to be read in connection with the accompanying drawings, forms a part of this application, and together with the embodiments of the invention, serve to explain the principles of the invention and not to limit its scope.
Referring to fig. 1 to 4, the gas-making furnace chassis includes a base body 1, a rolling part 2 and a sealing part 3; the base body 1 comprises a furnace base 11 and an ash tray 12 arranged on the furnace base 11, the furnace base 11 is provided with an air inlet channel 11a, the ash tray 12 is provided with an air guide channel 12a communicated with the air inlet channel 11a, and the air guide channel 12a and the air inlet channel 11a jointly form an air passing channel 1a; the rolling part 2 is arranged between the furnace base 11 and the ash tray 12, so that a rotating gap 1b communicated with the air passing channel 1a is formed between the furnace base 11 and the ash tray 12, and the ash tray 12 can be rotatably arranged on the furnace base 11; the sealing part 3 is fixed on the inner wall of the air passing channel 1a and covers one end of the rotating gap 1b communicated with the air passing channel 1a to separate the rotating gap 1b from the air passing channel 1a.
The utility model provides a gas making furnace chassis can seal clearance for rotation 1b intercommunication air channel 1 a's one end through sealing 3 lids, make gas making furnace 100 at the air system in-process of blowing from top to bottom, the ashes can not get into clearance for rotation 1b via air channel 1a, also promptly, can prevent the ash sediment via clearance for rotation 1b activity to the perisporium of roll portion 2, and then avoid roll portion 2 to be worn and torn, also can avoid wearing and tearing because of the deposition between ash tray 12 and the stove base 11 simultaneously, with extension gas making furnace 100 life cycle, and the production efficiency is improved, and simple structure, and the cost is saved.
In the present embodiment, the air intake channel 11a is formed in the middle of the furnace base 11, and correspondingly, the air guide channel 12a is formed in the middle of the ash tray 12, so that the air passes through the air passage 1a formed by the air intake channel 11a and the air guide channel 12a and flows up and down into the inner cavity of the gas making furnace 100. And the rolling part 2 comprises steel balls which are distributed between the ash tray 12 and the furnace base 11 around the circumference of the guide channel, so that the ash tray 12 is arranged on the furnace base 11 in a way of rotating around an axial line which is positioned in the vertical direction.
Further, in the present embodiment, the sealing portion 3 is a sealing ring 31 sleeved on the inner wall of the air passing channel 1a, and the sealing ring 31 is covered on one end of the rotating gap 1b communicating with the air passing channel 1a. According to the scheme, one end of the rotating gap 1b communicated with the air delivery channel is effectively covered and sealed by the sealing ring 31, so that coal ash is prevented from entering the rotating gap 1b; in addition, the provision of the spacer ring 5 prevents a large displacement between the ash tray 12 and the furnace base 11. In the present embodiment, the material of the seal ring 31 is carbon steel.
Furthermore, a supporting portion 111 is convexly disposed on the inner wall of the air inlet channel 11a, one end of the supporting portion 111, which is far away from the inner wall of the air inlet channel 11a, is bent toward the ash tray 12 to form a stopping portion 112, and the stopping portion 112, the supporting portion 111 and the inner wall of the air inlet channel 11a together form a fixed gap; the sealing ring 31 extends from the air inlet channel 11a to the air guiding channel 12a, and is inserted into the fixed gap at one end of the air inlet channel 11 a. That is, in this embodiment, the seal ring 31 is fixed between the inner wall of the air intake duct 11a and the stopper portion 112, and the support portion 111 supports the seal ring 31, so that the structure is simple and reliable.
Furthermore, the inner wall of the air guiding channel 12a is concavely provided with a plugging groove 12b corresponding to the supporting part 111; one end of the sealing ring 31 located at the air guide channel 12a extends toward the insertion groove 12b to form an insertion portion 32, and the insertion portion 32 is inserted into the insertion groove 12 b. In this way, the sealing ring 31 can be more stably fixed to the inner wall of the wind delivery passage by the engagement of the insertion portion 32 with the insertion groove 12 b. Specifically, in the present embodiment, the insertion portion 32 and the insertion groove 12b are arranged to extend along the circumferential direction of the air guide channel 12a, so as to prevent the coal ash from entering the rotating gap 1b from the side of the sealing ring 31 close to the inner wall of the air guide channel 12a, and further improve the blocking effect.
It should be noted that the insertion part 32 is movably disposed relative to the inner wall of the insertion groove 12b, so that the normal rotation of the ash tray 12 is not affected.
To further improve the sealing effect on the rotating gap 1b, in the present embodiment, the supporting portion 111 and the stopping portion 112 extend along the circumferential direction of the air inlet channel 11 a; a self-lubricating filler 4 is provided between the seal ring 31 and the support portion 111. Thus, the fly ash is prevented from accidentally entering the rotating gap 1b between the self-supporting portion 111 and the seal ring 31 by the self-lubricating filler 4. In particular, the self-lubricating filler 4 is a high temperature resistant self-lubricating filler.
Further, in the present embodiment, a side of the rolling part 2 close to and/or far from the air passage 1a is provided with a spacer ring 5, and the spacer ring 5 is located in the rotating gap 1 b. Thus, even if the air passes through the air passage 1a and accidentally enters the rotating gap 1b, the isolating ring 5 can prevent the coal ash from contacting the rolling part 2, so that the service life of rolling is prolonged. In the scheme, the material of the isolation ring 5 is also high-temperature-resistant self-lubricating filler.
Furthermore, an ash blocking ring 6 is further disposed at one end of the rotating gap 1b far from the air passing channel 1a, and the ash blocking ring 6 is used for blocking the rotating gap 1b and an inner cavity of the gas making furnace 100. Specifically, the outer end of the ash tray 12 is convexly provided with two clamping parts 121 towards the furnace base 11, and the two clamping parts 121 are arranged at intervals along the direction close to the air guide channel 12 a; the furnace base 11 is provided with a limiting portion 113 protruding towards the space between the two clamping portions 121, the limiting portion 113 extends into the space between the two clamping portions 121 to form a clamping space 121a, and the ash blocking ring 6 is located in the clamping space 121a. With the arrangement, a clamping space 121a is formed among the stopping part 112, the two clamping parts 121 and one side of the ash tray 12 close to the furnace base 11, and the ash blocking ring 6 is arranged in the clamping space 121a, so that slag can be effectively prevented from entering a large gear ring groove from a gap between the outer diameter of the ash tray 12 and the furnace base 11 during downward blowing, gear abrasion is reduced, and the service life of equipment is prolonged. Specifically, the material of the ash blocking ring 6 is carbon steel.
Further, a rotating seat 13 is arranged on one side of the furnace base 11 close to the ash tray 12, and a mounting seat 14 is arranged on one side of the ash tray 12 close to the furnace base 11, wherein the rotating seat 13 is detachably connected with the furnace base 11, and/or the mounting seat 14 is detachably connected with the ash tray 12; wherein the rolling part 2 is located between the rotating seat 13 and the mounting seat 14. In this embodiment, the rotating gap 1b is formed between the rotating seat 13 and the furnace base 11, so that the rotating seat 13 or the mounting seat 14 can be replaced even if the rolling part 2 or the rotating seat 13 and the mounting seat 14 are worn after a long time of use, thereby saving cost. Specifically, in the present embodiment, the rotating seat 13 is detachably connected to the furnace base 11 through a screw, and correspondingly, the mounting seat 14 is detachably connected to the ash tray 12 through a screw. Specifically, in the present embodiment, the insertion groove 12b is formed between the mount 14 and the ash tray 12.
Furthermore, the utility model also provides a gas making furnace 100, and the gas making furnace 100 includes the gas making furnace chassis as above arbitrary. It should be noted that, the detailed structure of the gas making furnace chassis of the gas making furnace 100 can refer to the above embodiment of the gas making furnace chassis, and is not described herein again; because the utility model discloses an above-mentioned gas making furnace chassis has been used in the gas making furnace 100, consequently, the utility model discloses gas making furnace 100's embodiment includes the whole technical scheme of the whole embodiments in above-mentioned gas making furnace chassis, and the technological effect that reaches is also identical, no longer gives unnecessary details here.
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 changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention.
Claims (10)
1. A gas-generating furnace base pan, comprising:
the furnace base is provided with an air inlet channel, the ash tray is provided with an air guide channel communicated with the air inlet channel, and the air guide channel and the air inlet channel jointly form an air passing channel;
the rolling part is arranged between the furnace base and the ash tray so as to form a rotating gap communicated with the air passing channel between the furnace base and the ash tray, and the ash tray can be rotatably arranged on the furnace base; and (c) a second step of,
and the sealing part is fixed on the inner wall of the air passing channel and covers one end of the rotating gap communicated with the air passing channel so as to separate the rotating gap from the air passing channel.
2. The gas making furnace chassis according to claim 1, wherein the sealing portion is a sealing ring sleeved on an inner wall of the air passing channel, and the sealing ring is covered on one end of the rotating gap communicated with the air passing channel.
3. The gas making furnace chassis according to claim 2, wherein a supporting portion is convexly arranged on the inner wall of the air inlet channel, one end of the supporting portion, which is far away from the inner wall of the air inlet channel, is bent towards the ash tray to form a stopping portion, and the stopping portion, the supporting portion and the inner wall of the air inlet channel jointly form a fixed gap;
the sealing ring extends to the wind guide channel from the wind inlet channel and is positioned at one end of the wind inlet channel and inserted into the fixed gap.
4. The gas-generating furnace chassis as claimed in claim 3, wherein the inner wall of the air guide channel is concavely provided with an inserting groove corresponding to the supporting part;
one end, located on the air guide channel, of the sealing ring extends towards the insertion groove to form an insertion part, and the insertion part is inserted into the insertion groove.
5. The gas-generating furnace chassis according to claim 3 or 4, wherein the supporting part and the stopping part extend along the circumferential direction of the air inlet channel;
and a self-lubricating filler is arranged between the sealing ring and the supporting part.
6. The gas-making furnace chassis according to claim 1, wherein a side of the rolling part close to and/or far from the air passing channel is provided with a spacer ring, and the spacer ring is positioned in the rotating gap.
7. The gas-making furnace chassis according to claim 1, wherein an ash blocking ring is further arranged at one end of the rotating gap away from the air passing channel, and the ash blocking ring is used for isolating the rotating gap from an inner cavity of the gas-making furnace.
8. The gas-making furnace chassis according to claim 7, wherein the outer end of the ash tray is convexly provided with two clamping parts towards the furnace base, and the two clamping parts are arranged at intervals along the direction close to the air guide channel;
the furnace base moves towards two spacing portions are convexly arranged between the clamping portions, the spacing portions stretch into two clamping portions to form a clamping space, and the ash blocking ring is located in the clamping space.
9. The gas making furnace chassis according to claim 1, wherein a rotating seat is arranged on one side of the furnace base close to the ash tray, and a mounting seat is arranged on one side of the ash tray close to the furnace base, the rotating seat is detachably connected with the furnace base, and/or the mounting seat is detachably connected with the ash tray;
wherein the rolling part is positioned between the rotating seat and the mounting seat.
10. A gas-generating furnace comprising a gas-generating furnace base pan according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222906305.1U CN218579895U (en) | 2022-11-01 | 2022-11-01 | Gas making furnace chassis and gas making furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222906305.1U CN218579895U (en) | 2022-11-01 | 2022-11-01 | Gas making furnace chassis and gas making furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218579895U true CN218579895U (en) | 2023-03-07 |
Family
ID=85377768
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222906305.1U Active CN218579895U (en) | 2022-11-01 | 2022-11-01 | Gas making furnace chassis and gas making furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218579895U (en) |
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2022
- 2022-11-01 CN CN202222906305.1U patent/CN218579895U/en active Active
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