CN221223407U - Low-temperature recovery device of chain grate - Google Patents

Abstract

The utility model belongs to the technical field of metallurgical equipment, and particularly relates to a low-temperature recovery device of a chain grate, which comprises a control mechanism and a recovery device, wherein the recovery device comprises the chain grate, a first conveying mechanism, a second conveying mechanism, a recovery mechanism, a third conveying mechanism and a balling disk which are sequentially arranged; through control mechanism, can realize conveying speed's automatic control and regulation, ensure whole device's recovery stability, and whole recovery process relies on machinery to accomplish automatically, avoids artifical manual recovery, greatly reduced artifical working strength, improved recovery efficiency.

Description

Low-temperature recovery device of chain grate

Technical Field

The utility model belongs to the technical field of metallurgical equipment, and particularly relates to a low-temperature recovery device of a grate.

Background

The grate for metallurgical pellet is one kind of large equipment for drying, preheating and concreting metallurgical pellet and has the operation principle that the produced green pellet falls onto grate plate of the grate in the raw material bin, and during the operation of the grate, the green pellet is dried, preheated and the adsorbed water and crystal water are eliminated gradually with the air in the air inlet and the hot air exhausted from the rotary kiln, and the green pellet is heated and roasted continuously in the rotary kiln.

However, in actual production, because of instability of pelletization quality, such as powder is mixed in the pelletization material, the pelletization material is not strong enough to be crushed, the pelletization material is small in granularity, and the equipment is incomplete, the pelletization material or powder leaks from a grate plate or a shovel plate in the transportation process in a chain grate machine, cleaning is needed, the process mainly comprises the steps of manually collecting the leaking material into a hopper car, pushing the leaking material to the pelletization position, and finally manually adding the leaking material into a pelletization disc for pelletization again; the whole recovery process is all manual operation, and the working environment temperature is higher, so that the labor intensity of workers is extremely high, and the working efficiency is low.

Disclosure of utility model

Aiming at the defects in the prior art, the utility model provides a low-temperature recovery device of a chain grate, which solves the problems that the existing ball material recovery process is fully recovered by manpower, the working environment temperature is higher, the manual recovery working intensity is high, and the efficiency is low.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

The low-temperature recovery device of the chain grate comprises a control mechanism and a recovery device, wherein the recovery device comprises the chain grate, a first conveying mechanism, a second conveying mechanism, a recovery mechanism, a third conveying mechanism and a balling disk which are sequentially arranged;

A plurality of dust collection bins are arranged below the chain grate, are uniformly distributed in the length direction of the dust collection bins, and are provided with flashboards at the lower ends;

The first conveying mechanism is arranged below the dust collection bin and used for horizontally conveying leakage materials, and comprises a shell, a reamer conveying part and a driving part connected with the reamer conveying part, wherein the shell is cylindrical, the upper end of the shell is provided with a feed inlet corresponding to the dust collection bin, and the lower part of the tail end of the shell is provided with a discharge outlet;

The reamer conveying part is arranged in the shell and comprises a conveying shaft and a reamer arranged on the conveying shaft, and the reamer is in a spiral shape;

The drive part is arranged outside the shell and comprises a first drive motor, a speed reducer is arranged at one end of the first drive motor, a coupler is arranged at one end of the speed reducer, the coupler is connected with a conveying shaft, a speed sensor is arranged between the coupler and the conveying shaft, and the speed sensor is connected with a control mechanism.

The technical scheme has the advantages that: the dust collection bin can collect the leaked materials of the chain grate machine in a concentrated manner, the leaked materials fall onto the first conveying mechanism through the switch blade, the leaked materials are conveyed to the second conveying mechanism through the first conveying mechanism, the leaked materials are conveyed upwards into the recycling mechanism by the second conveying mechanism to be utilized uniformly, or the leaked materials are conveyed into the balling disc through the third conveying mechanism, the balling utilization is carried out on the leaked materials, the whole recycling process is automatically completed by means of machinery, the manual contact with a high-temperature environment is avoided, the manual recycling operation is carried out, the manual recycling working strength is greatly reduced, and the recycling working efficiency is improved; the first conveying mechanism adopts a spiral conveying mode, so that leaked materials can be uniformly conveyed to the subsequent second conveying mechanism, and the working intensity of manually recycling the leaked materials is reduced; the structure is simple, the installation and the disassembly are convenient, the working reliability is good, the spiral first conveyor can realize sealed transportation, and the leakage dust and the environmental pollution can be reduced; in addition, the speed sensor connected with the control mechanism can monitor the conveying speed, avoids blocking, and can effectively improve the recovery efficiency.

Further, the second conveying mechanism comprises a frame, a carrier roller set arranged above the frame and a conveying belt surrounding the carrier roller set; a fixed support and a telescopic support are arranged below the frame, and a telescopic cylinder is arranged on one side of the telescopic support and used for adjusting the height of the telescopic support.

The technical scheme has the advantages that: the second conveying mechanism comprises an upward-arranged inclined conveying belt, has a simple structure, and is beneficial to stably lifting and transporting leaked materials; and the telescopic cylinder can adjust the height of the telescopic bracket, can meet the requirements of different inclination angles and heights, and effectively improves the efficiency of conveying and recycling the leaked materials.

Further, the carrier roller group comprises a driven wheel arranged at one end of the frame and a driving wheel arranged at the other end of the frame, and a second driving motor is arranged at one end of the driving wheel.

The technical scheme has the advantages that: the second driving motor can drive the driving wheel to rotate, the driving wheel drives the driven wheel to rotate through the conveying belt, the driving structure is simple, the production cost can be reduced, the conveying speed can be controlled through adjusting the power of the second driving motor, the material leakage recovery efficiency is improved, and the manual recovery working strength is reduced.

Further, the conveyer belt is provided with discharge end and feed end, and the feed end is provided with the feed chute, and feed chute one end is provided with the discharge channel, and discharge channel direction is unanimous with second conveying mechanism direction of delivery.

The technical scheme has the advantages that: the leaking materials conveyed by the second conveying mechanism are conveyed to the feeding chute, the feeding chute has a certain depth, the leaking materials can be uniformly collected, and the leaking materials fall onto the conveying belt through the discharging channel, so that the leaking materials are conveyed by the second conveying mechanism, and the conveying efficiency is improved.

Further, baffles are arranged on two sides of the conveying belt.

The technical scheme has the advantages that: the baffle can avoid leaking the material and drop in the transportation, does benefit to and collects leaking the material.

Further, retrieve the mechanism and set up in second conveying mechanism discharge end below, it includes retrieves the storehouse, retrieves the storehouse and is the taper, and its lower extreme is provided with the export, and the export middle part is provided with the ash valve, and its bottom is provided with the connecting pipe.

The technical scheme has the advantages that: the recovery bin is favorable for uniformly collecting leakage materials, the ash discharge valve can uniformly and continuously feed the connecting pipe, the discharging stability of the conveying and recovery mechanism is improved, the dust discharge can be effectively controlled, the environmental pollution is reduced, and meanwhile, the production efficiency can be improved.

Further, the third conveying mechanism is arranged below the connecting pipe, and the structure of the third conveying mechanism is the same as that of the first conveying mechanism.

The technical scheme has the advantages that: the third conveying structure adopts the spiral conveyor which is the same as the first conveying mechanism, so that dust emission can be reduced, and the even conveying of leaked materials is ensured.

Further, a balling disk is arranged below the third conveying mechanism.

The technical scheme has the advantages that: the pelletizing disc can pelletize and utilize the recycled leakage materials again, so that the production cost can be effectively reduced, and the resource waste is avoided.

In summary, the low-temperature recovery device of the grate machine provided by the utility model has the beneficial effects that:

(1) The working process of the low-temperature recovery device of the chain grate machine is automatically completed by means of machinery, so that the manual contact with a high-temperature environment and the manual recovery operation are avoided, the manual recovery working strength is greatly reduced, and the recovery working efficiency is improved; and the whole recovery device is provided with a control mechanism, so that the automatic control and adjustment of the conveying speed can be realized, and the recovery efficiency is further improved.

(2) The plurality of dust collection bins arranged in the utility model can collect leaked materials as much as possible, the plurality of dust collection bins can realize scattered blanking, the leaked materials are prevented from being excessively accumulated on the conveying mechanism to influence conveying, dust emission can be reduced, and environmental pollution is avoided.

(3) The first conveying mechanism and the third conveying mechanism are both screw type conveyors, so that leaked materials can be conveyed uniformly, and the screw type conveyor is simple in structure, convenient to install and detach, good in working reliability, capable of reducing leaked materials and dust, and environment-friendly.

(4) The second conveying mechanism is an inclined conveyor, so that stable lifting and conveying of leaked materials are facilitated, the height of the telescopic support can be adjusted by the telescopic cylinder, the conveying requirements of different inclined angles and heights are met, and the conveying and recycling efficiency of the leaked materials is effectively improved.

(5) The recovery mechanism can uniformly collect leaked materials, the ash discharge valve can uniformly and continuously feed materials to the connecting pipe, the discharging stability of the conveying recovery mechanism is improved, the production efficiency is improved, the dust discharge can be effectively controlled, and the environmental pollution is reduced.

(6) The balling disk can realize secondary balling utilization of leaked materials, can effectively reduce production cost and avoid resource waste.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

Wherein, 1, a chain grate; 11. a dust collection bin; 12. a flashboard; 2. a first conveying mechanism; 21. a housing; 22. a feed inlet; 23. a discharge port; 24. reamer; 25. a first driving motor; 26. a speed reducer; 27. a coupling; 28. a transport shaft; 29. a speed sensor; 3. a second conveying mechanism; 31. a frame; 32. a conveyor belt; 33. a fixed bracket; 34. a telescopic bracket; 35. a telescopic cylinder; 36. a driving wheel; 37. driven wheel; 38. a second driving motor; 39. a feed chute; 310. a discharge channel; 311. a baffle; 4. a recovery mechanism; 41. a recycling bin; 42. an outlet; 43. an ash discharge valve; 44. a connecting pipe; 5. a third conveying mechanism; 6. and (5) a balling disk.

Detailed Description

The following description of the embodiments of the present utility model is provided to facilitate understanding of the present utility model by those skilled in the art, but it should be understood that the present utility model is not limited to the scope of the embodiments, and all the utility models which make use of the inventive concept are protected by the spirit and scope of the present utility model as defined and defined in the appended claims to those skilled in the art.

As shown in fig. 1, the low-temperature recovery device of the grate provided by the utility model comprises a control mechanism and a recovery device, wherein the recovery device comprises a grate 1, a first conveying mechanism 2, a second conveying mechanism 3, a recovery mechanism 4, a third conveying mechanism 5 and a balling disk 6 which are sequentially arranged; and a plurality of dust collection bins 11 are arranged below the chain grate 1, the dust collection bins 11 are uniformly distributed in the length direction of the dust collection bins 11, and the lower ends of the dust collection bins 11 are provided with flashboards 12.

During the use, gather dust storehouse 11 can concentrate the collection to the 1 material that leaks of chain grate, wait to leak the material and collect after a certain amount, open flashboard 12, leak the material and fall to first conveying mechanism 2, carry to second conveying mechanism 3 by first conveying mechanism 2 level, make the material that leaks promote upwards transport to retrieve mechanism 4, carry out concentrated recovery processing, after a certain amount, convey to in the balling dish 6, carry out secondary balling to leaking the material and utilize, whole recovery process relies on machinery to accomplish automatically, avoid artifical direct contact high temperature environment, and control mechanism can control whole device and conveying speed, can greatly reduced manual recovery working strength, improve material leakage recovery efficiency.

In the embodiment of the present utility model, as shown in fig. 1, the first conveying mechanism 2 is disposed below the dust collection bin 11, and includes a housing 21, a reamer conveying portion, and a driving portion connected to the reamer conveying portion, where the housing 21 is cylindrical, an upper end of the housing is provided with a feed port 22 corresponding to the dust collection bin 11, and a discharge port 23 is disposed below a tail end of the housing.

In the embodiment of the utility model, as shown in fig. 1, the driving part is arranged outside the shell 21 and comprises a first driving motor 25, one end of the first driving motor 25 is provided with a speed reducer 26, one end of the speed reducer 26 is provided with a coupler 27, the coupler 27 is connected with a transportation shaft 28, a speed sensor 29 is arranged between the coupler 27 and the transportation shaft 28, and the speed sensor 29 is connected with the control mechanism.

During the use, feed inlet 22 can collect the hourglass material that falls from collection dirt storehouse 11, and under the drive of drive portion, the hourglass material evenly carries to discharge gate 23, and drive portion department is provided with speed sensor 29, can monitor the conveying speed, avoids appearing the putty, can effectively improve hourglass material recovery efficiency.

In the embodiment of the present utility model, as shown in fig. 1, the reamer transporting portion is disposed inside the housing 21, and includes a transporting shaft 28 and a reamer 24 disposed on the transporting shaft 28, and the reamer 24 is in a spiral shape.

When the horizontal conveying device is used, the spiral horizontal conveying device can uniformly convey leaked materials to the second conveying mechanism 3, and the reamer 24 has a certain depth, so that the conveying efficiency can be improved, dust emission can be reduced, and environmental pollution is avoided.

In the embodiment of the present utility model, as shown in fig. 1, the second conveying mechanism 3 includes a frame 31, a roller set disposed above the frame 31, and a conveying belt 32 surrounding the roller set.

In the embodiment of the present utility model, as shown in fig. 1, the idler roller set includes a driven wheel 37 disposed at one end of the frame 31 and a driving wheel 36 disposed at the other end of the frame 31, and one end of the driving wheel 36 is provided with a second driving motor 38.

In the embodiment of the present utility model, as shown in fig. 1, the conveyor belt 32 is provided with a discharge end and a feed end, the feed end is provided with a feed chute 39, and one end of the feed chute 39 is provided with a discharge channel 310.

When the device is used, the second driving motor 38 can drive the driving wheel 36 to rotate, the driving wheel 36 drives the driven wheel 37 to rotate through the conveying belt 32, the feed chute 39 is used for uniformly collecting leaked materials conveyed by the second conveying mechanism 3, so that the recovery efficiency of the leaked materials can be effectively improved, and the manual recovery working strength is reduced.

In the embodiment of the present utility model, as shown in fig. 1, a fixed bracket 33 and a telescopic bracket 34 are provided below a frame 31, and a telescopic cylinder 35 is provided on one side of the telescopic bracket 34.

When the telescopic cylinder 35 is used, the height of the telescopic bracket 34 can be controlled and adjusted, the recycling requirements of different inclination angles and heights are met, the material leakage conveying and recycling efficiency is effectively improved, and the production cost is reduced.

In the embodiment of the present utility model, as shown in fig. 1, two sides of the conveyor belt 32 are provided with baffles 311; the baffle 311 can avoid leaking the material and drop in the transportation, does benefit to collecting leaking the material.

In the embodiment of the utility model, as shown in fig. 1, the recycling mechanism 4 is arranged below the discharging end of the second conveying mechanism 3, and comprises a recycling bin 41, wherein the recycling bin 41 is in an inverted cone shape, an outlet 42 is arranged at the lower end of the recycling bin 41, an ash discharging valve 43 is arranged in the middle of the outlet 42, and a connecting pipe 44 is arranged at the bottom of the recycling bin.

When the device is used, the recovery bin 41 collects leaked materials conveyed by the second conveying mechanism 3, after a certain amount of leaked materials are collected, the ash discharging valve 43 is opened, the leaked materials fall from the outlet 42 and are conveyed to the subsequent step through the connecting pipe 44; in this process, the dust discharge valve 43 can uniformly and continuously feed the connecting pipe 44, ensure the discharge stability of the recovery mechanism 4, effectively control dust discharge, reduce environmental pollution, and improve production efficiency.

In the embodiment of the present utility model, as shown in fig. 1, the third conveying mechanism 5 is disposed below the connecting pipe 44, and has the same structure as the first conveying mechanism 2, and includes a housing 21, a reamer conveying portion, and a driving portion connected to the reamer conveying portion, where the housing 21 is cylindrical, and an upper end thereof is provided with a feed port 22 corresponding to the recovery bin 41, and a discharge port 23 is disposed below an end thereof; the reamer conveying part is arranged inside the shell 21 and comprises a conveying shaft 28 and a spiral reamer 24 arranged on the conveying shaft 28; the drive part is arranged outside the shell 21 and comprises a first drive motor 25, a speed reducer 26 is arranged at one end of the first drive motor 25, a coupler 27 is arranged at one end of the speed reducer 26, the coupler 27 is connected with a conveying shaft 28, a speed sensor 29 is arranged between the coupler 27 and the conveying shaft 28, and the speed sensor 29 is connected with a control mechanism.

When the device is used, the feed inlet 22 of the third conveying mechanism 5 can collect leaked materials falling from the recovery mechanism 4, so that the leaked materials can be uniformly conveyed to subsequent work, the conveying efficiency can be improved, dust emission can be reduced, and environmental pollution is avoided.

In the embodiment of the utility model, as shown in fig. 1, a balling disk 6 is arranged below the third conveying mechanism 5; the pelletizing disc 6 can pelletize and utilize the recycled leakage materials again, so that the production cost can be effectively reduced, and the resource waste is avoided.

In conclusion, the low-temperature recovery device of the grate provided by the utility model has the advantages that the whole recovery process is finished automatically by means of machinery, so that manual recovery is avoided, the manual working strength is greatly reduced, and the recovery efficiency is improved; and the whole recovery device is provided with a control mechanism, so that the automatic control and adjustment of the conveying speed can be realized, and the recovery stability of the whole device is ensured.

Claims (8)

1. A low-temperature recovery device of a grate is characterized in that: the device comprises a control mechanism and a recovery device, wherein the recovery device comprises a chain grate (1), a first conveying mechanism (2), a second conveying mechanism (3), a recovery mechanism (4), a third conveying mechanism (5) and a balling disk (6) which are sequentially arranged;

A plurality of dust collection bins (11) are arranged below the chain grate (1), the dust collection bins (11) are uniformly distributed in the length direction of the dust collection bins (11), and a flashboard (12) is arranged at the lower end of each dust collection bin;

The first conveying mechanism (2) is arranged below the dust collection bin (11) and used for horizontally conveying leakage, and comprises a shell (21), a reamer conveying part and a driving part connected with the reamer conveying part, wherein the shell (21) is cylindrical, a feed inlet (22) corresponding to the dust collection bin (11) is arranged at the upper end of the shell, and a discharge outlet (23) is arranged below the tail end of the shell (21);

the reamer conveying part is arranged in the shell (21) and comprises a conveying shaft (28) and a reamer (24) arranged on the conveying shaft (28), and the reamer (24) is in a spiral shape;

The driving part is arranged outside the shell (21) and comprises a first driving motor (25), a speed reducer (26) is arranged at one end of the first driving motor (25), a coupler (27) is arranged at one end of the speed reducer (26), the coupler (27) is connected with a conveying shaft (28), a speed sensor (29) is arranged between the coupler (27) and the conveying shaft (28), and the speed sensor (29) is connected with a control mechanism.

2. The grate cooler cold recovery unit of claim 1, wherein: the second conveying mechanism (3) comprises a frame (31), a carrier roller set arranged above the frame (31) and a conveying belt (32) surrounding the carrier roller set; the telescopic support is characterized in that a fixed support (33) and a telescopic support (34) are arranged below the frame (31), and a telescopic cylinder (35) is arranged on one side of the telescopic support (34) and used for adjusting the height of the telescopic support (34).

3. The grate cooler cold recovery unit of claim 2, wherein: the carrier roller group comprises a driven wheel (37) arranged at one end of the frame (31) and a driving wheel (36) arranged at the other end of the frame (31), and a second driving motor (38) is arranged at one end of the driving wheel (36).

4. The grate cooler cold recovery unit of claim 2, wherein: the conveying belt (32) is provided with a discharge end and a feed end, the feed end is provided with a feed chute (39), one end of the feed chute (39) is provided with a discharge channel (310), and the direction of the discharge channel (310) is consistent with the conveying direction of the second conveying mechanism (3).

5. The grate cooler recovery unit of claim 4 wherein: baffle plates (311) are arranged on two sides of the conveying belt (32).

6. The grate cooler cold recovery unit of claim 1, wherein: the recycling mechanism (4) is arranged below the discharging end of the second conveying mechanism (3), and comprises a recycling bin (41), the recycling bin (41) is in an inverted cone shape, an outlet (42) is formed in the lower end of the recycling bin, an ash discharging valve (43) is arranged in the middle of the outlet (42), and a connecting pipe (44) is arranged at the bottom of the outlet.

7. The grate cooler cold recovery unit of claim 1, wherein: the third conveying mechanism (5) is arranged below the connecting pipe (44) and has the same structure as the first conveying mechanism (2).

8. The grate cooler recovery unit of claim 7 wherein: and a balling disc (6) is arranged below the third conveying mechanism (5) to realize recycling and re-balling.