CN216642547U - Novel sealing device for pyrolysis gas induced draft fan - Google Patents
Novel sealing device for pyrolysis gas induced draft fan Download PDFInfo
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- CN216642547U CN216642547U CN202220012210.2U CN202220012210U CN216642547U CN 216642547 U CN216642547 U CN 216642547U CN 202220012210 U CN202220012210 U CN 202220012210U CN 216642547 U CN216642547 U CN 216642547U
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Abstract
The utility model discloses a novel sealing device for a pyrolysis gas induced draft fan, which relates to the field of chemical industry and comprises a base and a driving motor, wherein the driving motor is arranged on the top of the base through a motor base; according to the utility model, through the matched use of the pumping and spraying mechanism, the magnetic plate and the graphite packing, when the device works, the rotating ring is driven to rotate through the rotation of the rotating shaft, so that the magnetic plate is driven to rotate, when the position of the magnetic plate reaches the position of the pumping and spraying mechanism, the pumping and spraying mechanism can work to pump the flame-retardant lubricating grease in the liquid tank into the pumping and spraying mechanism, when the magnetic plate cannot be positioned at the position of the pumping and spraying mechanism, the pumping and spraying mechanism can spray the flame-retardant lubricating grease stored in the pumping and spraying mechanism to the outer side wall of the rotating shaft, so that the rotating shaft is effectively lubricated, and the phenomenon that the mechanical seal is easily worn due to high-temperature and continuous high-speed rotation is prevented from occurring due to the matching of the arrangement of the graphite packing, so that the phenomenon of leakage of cracked gas is caused, the service life of the device is prolonged, resources are saved, and potential safety hazards are reduced.
Description
Technical Field
The utility model relates to the technical field of chemical industry, in particular to a novel sealing device for a pyrolysis gas induced draft fan.
Background
The chemical industry is a general term for enterprises and units engaged in the production and development of the chemical industry. The chemical industry permeates all aspects, is an indispensable important component in national economy, and the development of the chemical industry is a sustainable development way, and has important practical significance for the development of human economy and society. The chemical industry plays an important role in national economy of various countries, and is the fundamental industry and the supporting industry of many countries. The development speed and scale of chemical industry have direct impact on various sectors of social economy, and the annual value of chemical products in the world has exceeded $ 15000 billion. The chemical industry is a pollution-causing household because of various types, complex process and various products of the chemical industry, and various types, large quantity and high toxicity of pollutants discharged in production. Meanwhile, chemical products can generate a large amount of toxic substances in various links such as processing, storage, use, waste treatment and the like, so that the ecological environment is influenced and the human health is endangered. The development of chemical industry is a sustainable development way, and has important practical significance for the development of human economy and society.
At present, the pyrolysis gas induced draft fan leaks gas due to mechanical seal abrasion in the rotation process, so that the service life of equipment is reduced, certain potential safety hazards exist, and therefore the novel sealing device for the pyrolysis gas induced draft fan is provided to solve the problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a sealing device which is beneficial to reducing mechanical seal abrasion, preventing cracked gas from leaking, prolonging the service life of equipment, saving resources and reducing potential safety hazards under high-temperature and continuous high-speed rotation.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a novel sealing device for a pyrolysis gas induced draft fan comprises a base and a driving motor arranged on the top of the base through a motor base, wherein the output end of the driving motor is fixedly connected with a rotating shaft;
the outer side wall of the rotating shaft is connected with an air inducing ring through a bearing, the outer side wall of the rotating shaft is fixedly connected with a rotating ring, one side of the rotating ring, which is close to the air inducing ring, is fixedly connected with a magnetic plate, one side of the air inducing ring, which is close to the rotating ring, is fixedly connected with a liquid tank, the top of the liquid tank is provided with a tank cover, the bottom of the liquid tank is fixedly connected with a pumping and spraying mechanism, the inner side wall of the air inducing ring is provided with a graphite packing, and the inner side wall of the graphite packing is attached to the outer side wall of the rotating shaft;
therefore, through the arrangement of the structure, the effective lubrication of the rotating shaft is realized, and the phenomenon that the cracked gas leaks due to the fact that the mechanical seal is easily abraded due to the fact that the mechanical seal rotates at high temperature and continuously at high speed is prevented by means of the arrangement of the graphite packing, so that the service life of the device is prolonged, resources are saved, and potential safety hazards are reduced.
Preferably, the outer side wall of the rotating shaft is connected with a bearing frame through a bearing, the outer side wall of the rotating shaft is connected with a connector through a bearing, one side of the air inducing ring, which is far away from the rotating ring, is fixedly connected with an air inlet pipe, and the side wall of the air inducing ring is fixedly connected with an air outlet pipe
Therefore, through the arrangement of the structure, the stability of equipment work is ensured while the quick air induction operation is realized.
Preferably, the pumping and spraying mechanism comprises a one-way liquid inlet pipe fixedly connected with the bottom of the liquid tank, the bottom of the one-way liquid inlet pipe is fixedly connected with a transit trough, the inner side wall of the transit trough is fixedly connected with a stop block, the inner side wall of the transit trough is slidably connected with a sealing plate, the inner side wall of the transit trough is fixedly connected with a return spring, and the bottom of the transit trough is provided with a one-way liquid outlet hole;
therefore, through the arrangement of the structure, when the position of the magnetic plate reaches the position of the pumping and spraying mechanism, the pumping and spraying mechanism can work to pump the flame-retardant lubricating grease in the liquid tank into the pumping and spraying mechanism, and when the position of the magnetic plate cannot be positioned at the position of the pumping and spraying mechanism, the pumping and spraying mechanism can work to spray the flame-retardant lubricating grease stored in the pumping and spraying mechanism to the outer side wall of the rotating shaft, so that the rotating shaft is effectively lubricated.
Preferably, the middle transfer groove is formed in one side, close to the rotary ring, of the air inducing ring, and the end part of the return spring is fixedly connected with the side wall of the sealing plate;
therefore, the pumping and spraying mechanism can work stably through the arrangement of the structure.
Preferably, the bottom of the bearing frame is fixedly connected with the top of the base, and the bottom of the connector is fixedly connected with the top of the base.
Preferably, the sealing plate is made of a magnetic material, the magnetism of the sealing plate is opposite to that of the magnetic plate, and the one-way liquid outlet hole penetrates through the side wall of the air guide ring and extends into the air guide ring;
therefore, through the arrangement of the structure, the magnetic plate can circularly and repeatedly push the sealing plate to work, so that the stable work of the pumping and spraying mechanism is ensured, and stable and good lubrication is realized.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, through the matched use of the pumping and spraying mechanism, the magnetic plate and the graphite packing, when the device works, the rotating ring is driven to rotate through the rotation of the rotating shaft, so that the magnetic plate is driven to rotate, when the position of the magnetic plate reaches the position of the pumping and spraying mechanism, the pumping and spraying mechanism can work to pump the flame-retardant lubricating grease in the liquid tank into the pumping and spraying mechanism, and when the magnetic plate cannot be positioned at the position of the pumping and spraying mechanism, the pumping and spraying mechanism can spray the flame-retardant lubricating grease stored in the pumping and spraying mechanism to the outer side wall of the rotating shaft, so that the rotating shaft is effectively lubricated, and through the matched arrangement of the graphite packing, the phenomenon that the mechanical seal is easy to wear due to high-temperature and continuous high-speed rotation and the cracking gas leakage is caused is prevented, the service life of the device is prolonged, the resources are saved, and the potential safety hazard is reduced.
Drawings
FIG. 1 is a schematic three-dimensional structure diagram of a novel sealing device for a pyrolysis gas induced draft fan, which is provided by the utility model;
FIG. 2 is a schematic diagram of a three-dimensional cross-sectional structure of a novel sealing device for a pyrolysis gas induced draft fan, according to the present invention;
FIG. 3 is a schematic view of a three-dimensional structure with a partial cross-sectional view of the main structure of the novel sealing device for the pyrolysis gas induced draft fan provided by the utility model;
fig. 4 is an enlarged schematic structural diagram of a portion a in fig. 3 of the novel sealing device for the pyrolysis gas induced draft fan provided by the utility model.
In the figure: 1. a base; 2. a drive motor; 3. a rotating shaft; 4. a bearing bracket; 5. a connector; 6. rotating the ring; 7. a wind-guiding ring; 8. an air inlet pipe; 9. an air outlet pipe; 10. a liquid tank; 11. a box cover; 12. a one-way liquid inlet pipe; 13. a transit trough; 14. a sealing plate; 15. a return spring; 16. a stopper; 17. a one-way liquid outlet hole; 18. a magnetic plate; 19. graphite packing.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-4, a novel sealing device for a pyrolysis gas induced draft fan comprises a base 1 and a driving motor 2 arranged on the top of the base 1 through a motor base, wherein the output end of the driving motor 2 is fixedly connected with a rotating shaft 3;
the lateral wall of pivot 3 is connected with induced air circle 7 through the bearing, the lateral wall fixedly connected with change 6 of pivot 3, change 6 one side fixedly connected with magnetic sheet 18 that is close to induced air circle 7, induced air circle 7 is close to one side fixedly connected with liquid case 10 of change 6, case lid 11 is installed at the top of liquid case 10, the bottom fixedly connected with of liquid case 10 draws out and spouts the mechanism, graphite packing 19 is installed to induced air circle 7's inside wall, graphite packing 19's inside wall is laminated mutually with the lateral wall of pivot 3.
Wherein, the lateral wall of pivot 3 is connected with bearing bracket 4 through the bearing, and the lateral wall of pivot 3 is connected with connector 5 through the bearing, and one side fixedly connected with intake pipe 8 that swivel 6 was kept away from to induced air circle 7, the lateral wall fixedly connected with outlet duct 9 of induced air circle 7.
Wherein, pump spray mechanism include with liquid case 10 bottom fixed connection's one-way feed liquor pipe 12, transfer tank 13 in the bottom fixedly connected with of one-way feed liquor pipe 12, transfer tank 13's inside wall fixedly connected with dog 16, transfer tank 13's inside wall sliding connection has closing plate 14, transfer tank 13's inside wall fixedly connected with reset spring 15, one-way play liquid hole 17 has been seted up to transfer tank 13's bottom.
Wherein, the transfer groove 13 is opened at one side of the induced air ring 7 close to the rotary ring 6, and the end of the return spring 15 is fixedly connected with the side wall of the sealing plate 14.
Wherein, the bottom of bearing frame 4 and the top fixed connection of base 1, the bottom of connector 5 and the top fixed connection of base 1.
The sealing plate 14 is made of a magnetic material, the magnetism of the sealing plate 14 is opposite to that of the magnetic plate 18, and the one-way liquid outlet 17 penetrates through the side wall of the air guide ring 7 and extends into the air guide ring 7.
In the utility model, when in use, the driving motor 2 is started, the rotation of the driving motor 2 drives the rotation shaft 3 to rotate, so that the air inlet pipe 8 starts to enter air and is discharged from the air outlet pipe 9 after passing through the air guiding ring 7, in the process, the rotation of the rotation shaft 3 drives the rotation ring 6 to rotate, when the magnetic plate 18 rotates to the position of the sealing plate 14, the sealing plate 14 is attracted to move outwards, the combustion-resistant lubricating grease in the liquid tank 10 is pumped into the transit trough 13 through the one-way liquid inlet pipe 12, the return spring 15 is in a stretching state at the moment, when the magnetic plate 18 rotates to the position not at the sealing plate 14, the sealing plate 14 reaches the position of the stop block 16 under the action of the return spring 15, the combustion-resistant lubricating grease in the transit trough 13 is sprayed to the positions of the rotation shaft 3 and the air guiding ring 7 through the one-way liquid outlet hole 17, and the effective lubrication of the connecting part of the rotation shaft 3 and the air guiding ring 7 is realized by combining the graphite packing 19, is convenient for people to use.
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 person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (6)
1. A novel sealing device for a pyrolysis gas induced draft fan comprises a base (1) and a driving motor (2) arranged at the top of the base (1) through a motor base, and is characterized in that the output end of the driving motor (2) is fixedly connected with a rotating shaft (3);
the lateral wall of pivot (3) is connected with induced air circle (7) through the bearing, lateral wall fixedly connected with change (6) of pivot (3), change (6) are close to one side fixedly connected with magnetic sheet (18) of induced air circle (7), induced air circle (7) are close to one side fixedly connected with liquid case (10) of change (6), case lid (11) are installed at the top of liquid case (10), the bottom fixedly connected with pump spray mechanism of liquid case (10), graphite packing (19) are installed to the inside wall of induced air circle (7), the inside wall of graphite packing (19) with the lateral wall of pivot (3) laminates mutually.
2. The novel sealing device for the pyrolysis gas induced draft fan according to claim 1, wherein a bearing frame (4) is connected to the outer side wall of the rotating shaft (3) through a bearing, a connector (5) is connected to the outer side wall of the rotating shaft (3) through a bearing, an air inlet pipe (8) is fixedly connected to one side, away from the rotating ring (6), of the induced draft ring (7), and an air outlet pipe (9) is fixedly connected to the side wall of the induced draft ring (7).
3. The novel sealing device for the pyrolysis gas induced draft fan according to claim 1, wherein the pumping mechanism comprises a one-way liquid inlet pipe (12) fixedly connected with the bottom of the liquid tank (10), the bottom of the one-way liquid inlet pipe (12) is fixedly connected with a transit trough (13), a stop block (16) is fixedly connected with the inner side wall of the transit trough (13), a sealing plate (14) is slidably connected with the inner side wall of the transit trough (13), a return spring (15) is fixedly connected with the inner side wall of the transit trough (13), and a one-way liquid outlet hole (17) is formed in the bottom of the transit trough (13).
4. The novel sealing device for the pyrolysis gas induced draft fan according to claim 3, wherein the transit groove (13) is formed in one side, close to the swivel (6), of the induced draft ring (7), and the end part of the return spring (15) is fixedly connected with the side wall of the sealing plate (14).
5. The novel sealing device for the pyrolysis gas induced draft fan according to claim 2, wherein the bottom of the bearing frame (4) is fixedly connected with the top of the base (1), and the bottom of the connector (5) is fixedly connected with the top of the base (1).
6. The novel sealing device for the pyrolysis gas induced draft fan according to claim 3, wherein the sealing plate (14) is made of a magnetic material, the magnetism of the sealing plate (14) is opposite to that of the magnetic plate (18), and the one-way liquid outlet hole (17) penetrates through the side wall of the induced draft ring (7) and extends into the induced draft ring (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220012210.2U CN216642547U (en) | 2022-01-05 | 2022-01-05 | Novel sealing device for pyrolysis gas induced draft fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220012210.2U CN216642547U (en) | 2022-01-05 | 2022-01-05 | Novel sealing device for pyrolysis gas induced draft fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216642547U true CN216642547U (en) | 2022-05-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220012210.2U Active CN216642547U (en) | 2022-01-05 | 2022-01-05 | Novel sealing device for pyrolysis gas induced draft fan |
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| Country | Link |
|---|---|
| CN (1) | CN216642547U (en) |
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- 2022-01-05 CN CN202220012210.2U patent/CN216642547U/en active Active
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