CN217971306U - Conveying device for boiler slag discharge - Google Patents
Conveying device for boiler slag discharge Download PDFInfo
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- CN217971306U CN217971306U CN202221794246.7U CN202221794246U CN217971306U CN 217971306 U CN217971306 U CN 217971306U CN 202221794246 U CN202221794246 U CN 202221794246U CN 217971306 U CN217971306 U CN 217971306U
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- slag
- bucket elevator
- chain
- alarm
- conveyor
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Abstract
The utility model provides a conveyor for boiler slag discharges, it includes bucket elevator, driving motor, chain, drive wheel, broken chain alarm contact and broken chain alarm, and driving motor's power take off end passes through the chain to be connected with the drive wheel, and the drive wheel is connected with bucket elevator, and broken chain alarm contact sets up on the drive wheel, and broken chain alarm is connected with broken chain alarm contact electricity. The utility model discloses be convenient for in time discern when bucket elevator appears the emergency of broken chain or disconnected conveyer belt, be convenient for in time salvage, avoid producing bigger production accident.
Description
Technical Field
The utility model belongs to the technical field of boiler burning, a sediment technique is arranged to coal fired boiler is related to, specifically is a conveyor that is used for boiler slag to discharge.
Background
The large and medium-sized coal-fired power plants mostly adopt a wet slag discharge scheme, and the scheme comprises the following main system devices: the furnace hearth deslagging device comprises a hydraulic deslagging groove, a scraper slag conveyor, a slag crusher, a bucket elevator, a slag bin and the like, wherein furnace deslagging continuously enters an upper groove body of the scraper slag conveyor, is subjected to water cooling and quenching, is taken out of the scraper slag conveyor and enters the slag crusher, slag crushed by the slag crusher is transferred to the top of the slag bin through the bucket elevator to be subjected to water separation, and the slag after water separation is transported away. The bucket elevator is easy to have chain breakage accidents due to fatigue, abrasion or other faults in the operation process, if the chain breakage accidents are not found in time, the load of the generator set is greatly reduced if the chain breakage accidents are light, and the non-stop expansion accidents of the generator set are serious if the chain breakage accidents are heavy; the chain breakage accident monitoring of the existing bucket elevator mainly depends on manual inspection, and the problem of observation error easily occurs in the manual inspection.
SUMMERY OF THE UTILITY MODEL
To foretell bucket elevator because fatigue, wearing and tearing or other trouble take place the broken chain accident easily at the operation in-process, the problem that can't in time be discover, the utility model provides a conveyor for boiler slag discharges.
The utility model is provided with the chain breakage alarm contact which is electrically connected with the chain breakage alarm, under the condition that the bucket elevator has chain breakage or a conveyor belt is broken, the rotating speed of the driving wheel can be changed, the abnormal condition occurs, the abnormal condition is transmitted to the chain breakage alarm through the chain breakage alarm contact, and the alarm and the prompt are carried out through the chain breakage alarm; the emergency condition that the bucket elevator is broken or the conveyor belt is broken is convenient to recognize in time, and larger production accidents are avoided; the specific technical scheme is as follows:
the conveying device for boiler slag discharge comprises a bucket elevator, a driving motor, a chain, a driving wheel, a chain breakage alarm contact and a chain breakage alarm, wherein the power output end of the driving motor is connected with the driving wheel through the chain, the driving wheel is connected with the bucket elevator, the chain breakage alarm contact is arranged on the driving wheel, and the chain breakage alarm is electrically connected with the chain breakage alarm contact.
Further defined, the conveying device for boiler slag discharge further comprises a DCS control system, and the DCS control system is electrically connected with the chain breakage alarm.
Further inject, a conveyor for boiler slag discharges still includes the frame, bucket elevator, driving motor and broken chain alarm all with frame fixed connection, broken chain alarm sets up with broken chain alarm contact is relative.
Further define, the broken chain alarm is fixedly connected with the frame through the switching bracket.
Further limiting, a slag inlet pipe is arranged at an inlet of the bucket elevator, and the bucket elevator is communicated with the slag cooler through the slag inlet pipe.
Further, the conveying device for boiler slag discharge further comprises a slag collection bin, and an outlet of the bucket elevator is communicated with the slag collection bin.
Further inject, the export of bucket elevator is provided with the pipe of slagging tap, bucket elevator is through slagging tap pipe and collection sediment storehouse intercommunication.
Further, the conveying device for boiler slag discharge further comprises an inclined ladder, and the inclined ladder is arranged between the bucket elevator and the slag collection warehouse.
Compared with the prior art, the beneficial effects of the utility model reside in that:
1. the utility model discloses a conveyor for boiler slag discharges, it sets up chain breakage alarm contact on the drive wheel, and under the condition that bucket elevator appears the broken chain or breaks the conveyer belt, the rotational speed of drive wheel will change, when the broken chain, because the power of driving motor can't transmit to the drive wheel, the drive wheel can stop rotating; when the conveying belt is broken, the power of the driving wheel cannot be transmitted to the conveying belt, and the driving wheel idles; when the driving wheel of the utility model stops rotating or idles, the contact of the chain-breaking alarm detects the abnormal situation and sends the abnormal situation to the chain-breaking alarm, and the chain-breaking alarm gives an alarm and prompts; the bucket elevator is convenient to identify in time when the bucket elevator has a chain breakage or a conveyor belt breakage emergency, is convenient to repair in time, and avoids larger production accidents.
2. The utility model discloses a conveyor for boiler slag discharges, it still includes DCS control system, DCS control system is connected with chain rupture alarm electricity; the abnormal condition received by the chain breakage alarm can be sent to the DCS control system, and remote prompt is carried out through the DCS control system, so that remote observation is facilitated.
3. The utility model discloses a conveyor for boiler slag discharges, it still includes the frame, carries out fixed mounting to bucket elevator, driving motor and broken chain alarm through the frame.
4. The chain breakage alarm is fixedly connected with the frame through the switching support, the installation operation of the chain breakage alarm and the frame is facilitated through the switching support, and the installation stability of the chain breakage alarm is improved.
5. The inlet of the bucket elevator is provided with a slag inlet pipe, and the bucket elevator and the slag cooler are conveniently communicated through the slag inlet pipe.
6. The utility model is used for the conveying device for boiler slag discharge, and also comprises a slag collecting warehouse; the outlet of the bucket elevator is provided with a slag outlet pipe, and the bucket elevator is conveniently communicated with the slag collecting bin through the slag outlet pipe.
7. The utility model discloses a conveyor for boiler slag discharge, it also includes the inclined ladder, the inclined ladder is set up between the export of bucket elevator and slag collecting storehouse; the inspection personnel and the maintainers can conveniently inspect and maintain the elevator through the inclined ladder.
Drawings
FIG. 1 is a first schematic structural view of the first conveying device for boiler slag discharge according to the present invention;
FIG. 2 is a second schematic structural view of the conveying device for boiler slag discharge of the present invention;
the device comprises a bucket elevator 1, a driving motor 2, a chain 3, a driving wheel 4, a chain breakage alarm contact 5, a chain breakage alarm 6, a slag discharging pipe 7, an inclined ladder 8, a slag collecting warehouse 9, a slag feeding pipe 10 and a frame 11.
Detailed Description
The technical solutions of the present invention are further explained below with reference to the drawings and examples, but the present invention is not limited to the embodiments explained below.
Examples
Referring to fig. 1 and 2, the conveying device for boiler slag discharge in the embodiment includes a bucket elevator 1, a driving motor 2, a chain 3, a driving wheel 4, a chain breakage alarm contact 5 and a chain breakage alarm 6, wherein a power output end of the driving motor 2 is connected with the driving wheel 4 through the chain 3, the driving wheel 4 is connected with the bucket elevator 1, the chain breakage alarm contact 5 is arranged on the driving wheel 4, and the chain breakage alarm 6 is electrically connected with the chain breakage alarm contact 5.
Specifically, the power output end of the driving motor 2 is connected with a transmission shaft through a coupler, the transmission shaft is connected with a transmission wheel 4 through a chain 3, and preferably, the transmission wheel 4 is in a gear transmission structure; the power output shaft of the driving wheel 4 is connected with the conveyer belt of the bucket elevator 1.
The conveying device for boiler slag discharge of the embodiment further comprises a DCS control system, and the DCS control system is electrically connected with the chain breakage alarm 6. The DCS control system can remotely receive the abnormal condition of the chain breakage alarm 6 and prompt according to the received abnormal condition, so that remote monitoring is facilitated.
The conveying device for boiler slag discharge further comprises a frame 11, the bucket elevator 1, the driving motor 2 and the chain breakage alarm 6 are fixedly connected with the frame 11, and the chain breakage alarm 6 is arranged opposite to the chain breakage alarm contact 5.
Specifically, the frame of the bucket elevator 1 is fixedly connected with the bottom of the frame 11, the driving motor 2 is fixedly connected with one side edge of the frame 11, and the chain breakage alarm 6 is fixedly connected with the other side edge of the frame 11.
The chain breakage alarm 6 is fixedly connected with the frame 11 through the switching support. Preferably, the switching bracket is in a Z-shaped structure, one end of the switching bracket is fixedly connected with the frame 11, and the other end of the switching bracket is fixedly connected with the chain breakage alarm 6.
The inlet of the bucket elevator 1 is provided with a slag inlet pipe 10, and the bucket elevator 1 is communicated with the slag cooler through the slag inlet pipe 10.
The conveying device for boiler slag discharge further comprises a slag collecting warehouse 9, and an outlet of the bucket elevator 1 is communicated with the slag collecting warehouse 9. Specifically, the slag trap 9 is provided at one side of the bucket elevator 1, and is provided in parallel with the bucket elevator 1.
The outlet of the bucket elevator 1 is provided with a slag outlet pipe 7, and the bucket elevator 1 is communicated with a slag collection warehouse 9 through the slag outlet pipe 7. Specifically, the slag outlet pipe 7 is communicated with the top of the slag collecting warehouse 9.
The conveying device for boiler slag discharge further comprises an inclined ladder 8, and the inclined ladder 8 is arranged between the bucket elevator 1 and the slag collection warehouse 9. Specifically, slag pipe 7 and inclined ladder 8 set up side by side, and one end of inclined ladder 8 and the top fixed connection of bucket elevator 1, the other end of inclined ladder 8 and the top intercommunication of collection sediment storehouse 9.
The conveying device for boiler slag discharge in the embodiment is used for the following steps: the slag cooled by the slag cooler enters an ash bucket of the bucket elevator 1 through the slag inlet pipe 10, is conveyed to an outlet of the bucket elevator 1 through the bucket elevator 1, enters the slag collection warehouse 9 along the slag outlet pipe 7, and is collected through the slag collection warehouse 9. In the rotating process of the driving wheel 4, if the condition of chain breakage or conveyor belt breakage occurs in the bucket elevator 1, the driving wheel 4 idles or stops rotating, an abnormal condition occurs, the chain breakage alarm contact 5 detects the abnormal condition and sends the abnormal condition to the chain breakage alarm 6, and the chain breakage alarm 6 gives an alarm and prompts; meanwhile, the chain breakage alarm 6 can also send the abnormal condition to the DCS control system, and remote prompt is carried out through the DCS control system.
Claims (8)
1. A conveyor for boiler slag discharges, characterized in that, including bucket elevator (1), driving motor (2), chain (3), drive wheel (4), broken chain alarm contact (5) and broken chain alarm (6), the power take off end of driving motor (2) passes through chain (3) and is connected with drive wheel (4), drive wheel (4) are connected with bucket elevator (1), broken chain alarm contact (5) set up on drive wheel (4), broken chain alarm (6) are connected with broken chain alarm contact (5) electricity.
2. The conveyor for boiler slag emissions according to claim 1, characterized in that it further comprises a DCS control system, which is electrically connected to the chain-breaking alarm (6).
3. The conveying device for boiler slag discharge according to claim 2, characterized in that the conveying device for boiler slag discharge further comprises a frame (11), the bucket elevator (1), the driving motor (2) and the chain breakage alarm (6) are all fixedly connected with the frame (11), and the chain breakage alarm (6) is arranged opposite to the chain breakage alarm contact (5).
4. The conveyor for boiler slag discharge according to claim 3, characterized in that the chain breakage alarm (6) is fixedly connected to the frame (11) by means of an adapter bracket.
5. The conveying apparatus for boiler slag discharge according to claim 4, characterized in that the inlet of the bucket elevator (1) is provided with a slag inlet pipe (10), and the bucket elevator (1) is communicated with the slag cooler through the slag inlet pipe (10).
6. The conveyor for boiler slag discharge according to claim 5, characterized in that the conveyor for boiler slag discharge further comprises a slag collection reservoir (9), and an outlet of the bucket elevator (1) is communicated with the slag collection reservoir (9).
7. The conveyor for boiler slag discharge according to claim 6, characterized in that the outlet of the bucket elevator (1) is provided with a slag tapping pipe (7), and the bucket elevator (1) is communicated with the slag collection reservoir (9) through the slag tapping pipe (7).
8. The conveyor for boiler slag discharge according to claim 7, characterized in that it further comprises an inclined ladder (8), said inclined ladder (8) being disposed between the bucket elevator (1) and the slag collection sump (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221794246.7U CN217971306U (en) | 2022-07-12 | 2022-07-12 | Conveying device for boiler slag discharge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221794246.7U CN217971306U (en) | 2022-07-12 | 2022-07-12 | Conveying device for boiler slag discharge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217971306U true CN217971306U (en) | 2022-12-06 |
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ID=84277121
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221794246.7U Active CN217971306U (en) | 2022-07-12 | 2022-07-12 | Conveying device for boiler slag discharge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217971306U (en) |
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2022
- 2022-07-12 CN CN202221794246.7U patent/CN217971306U/en active Active
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