CN223509102U - An automatic ore feeding device - Google Patents

Abstract

The utility model provides an automatic ore feeding device, which relates to the technical field of ore conveying and comprises a carrying piece, a funnel, a conveying piece and a fluidized bed furnace, wherein the carrying piece is used for carrying sulfur concentrate, the funnel is used for loading the sulfur concentrate carried by the carrying piece and controlling the discharge flow of the sulfur concentrate, the conveying piece is arranged at a discharge hole of the funnel and is used for transferring the sulfur concentrate discharged by the funnel, the conveying piece is arranged at a feed hole of the fluidized bed furnace and is used for heating the sulfur concentrate transferred by the conveying piece. The utility model can ensure ore feeding stability and improve production efficiency.

Description

Automatic ore feeding device

Technical Field

The utility model relates to the technical field of ore conveying, in particular to an automatic ore conveying device.

Background

The main purpose of the sulfur concentrate is to produce sulfuric acid, and in the production and use process, the sulfur concentrate is transported through a mineral bin, a funnel, a conveying belt and the like, so that the purpose of long-distance conveying treatment is achieved. When in actual production and use, the hopper can be filled through the grab crane, the hook machine or the forklift and the like, and then the hopper is slowly conveyed to the next procedure for processing and use through the conveying belt, and as the production operation is continuous for 24 hours, a large amount of manpower is required for crane operation, conveying belt ore feeding operation, production index adjustment control operation and the like, the labor cost is high, the efficiency is low, and the conditions of ore breaking and the like possibly occur during the shift, so that the production is greatly influenced.

Disclosure of utility model

Aiming at the problem that the ore breakage is easy to occur due to manual operation in the prior art, the utility model provides the automatic ore feeding device which can ensure stable ore feeding and improve the production efficiency.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

An automatic ore feeding apparatus, comprising:

a handling member for handling the sulfur concentrate;

A hopper for loading the sulfur concentrate carried by the carrier and controlling a discharge flow rate of the sulfur concentrate;

The conveying piece is arranged at the discharge hole of the funnel and is used for conveying sulfur concentrate discharged by the funnel;

The fluidized bed furnace is provided with the conveying piece at the feed inlet and is used for heating sulfur concentrate transported by the conveying piece.

The automatic ore feeding device further comprises a blower, and an air outlet of the blower is communicated with the bottom of the fluidized bed furnace through a pipeline.

The automatic ore feeding device further comprises an oxygen amount transmitter, wherein the top of the fluidized bed furnace is provided with an air outlet, and the oxygen amount transmitter is used for detecting the oxygen content of the gas at the air outlet.

The automatic ore feeding device further comprises a temperature transmitter, wherein the temperature transmitter is used for detecting the temperature in the fluidized bed furnace.

The automatic ore feeding device further comprises a pressure transmitter, wherein the pressure transmitter is used for detecting the pressure in the fluidized bed furnace.

The automatic ore feeding device further comprises a level gauge, wherein a probe of the level gauge faces to the interior of the funnel, and the level gauge is used for detecting the height of sulfur concentrate in the funnel.

The automatic ore feeding device further comprises a DCS, wherein the DCS is respectively in signal connection with the controller of the conveying piece, the controller of the air blower, the control chip of the oxygen amount transmitter, the control chip of the temperature transmitter, the control chip of the pressure transmitter and the control chip of the level meter.

The automatic ore feeding device is further characterized in that the fluidized bed furnace is provided with a slag discharging hole and a overhaul hole, a flower plate is arranged in the fluidized bed furnace and close to the slag discharging hole, a plurality of ventilation holes are formed in the flower plate, the flower plate is horizontally arranged, and the overhaul Kong Kaishe is arranged at the bottom of the fluidized bed furnace.

The automatic ore feeding device further comprises a disc feeder, wherein the disc feeder is arranged between the discharge hole of the hopper and the conveying piece.

The automatic ore feeding device is further characterized in that the carrying piece is a bridge type grab crane, the bridge type grab crane is arranged in the ore bin, and the conveying piece comprises a plurality of conveying belts, and two adjacent conveying belts are connected end to end.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the bridge grab bucket crane is used for continuously conveying sulfur concentrate into the hopper, so that sufficient ore is stored in the hopper for production and use;

2. according to the utility model, the ore is uniformly output to the conveying belt for transportation through the disc feeder, so that the stability of the device is improved;

3. According to the utility model, the DCS is used for adaptively adjusting the conveying belt, the blower and the like according to the data fed back by the level meter, the oxygen amount transducer, the temperature transducer and the pressure transducer, so that the safety of the device is improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following description will briefly explain the drawings needed in the embodiments, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of the overall structure of a device according to an embodiment of the present utility model;

The device comprises a hopper, a boiling furnace, a slag discharging port, a pattern plate, a overhauling hole, a blower, an oxygen amount transmitter, an air outlet, a temperature transmitter, a pressure transmitter, a material level meter, a DCS, a disc feeder, a bridge type grab crane, a 15, a mineral bin, a 16, a first conveying belt and a 17, wherein the hopper, the boiling furnace, the slag discharging port, the pattern plate, the overhauling hole, the blower, the oxygen amount transmitter, the 8, the air outlet, the 9, the temperature transmitter, the 10, the pressure transmitter, the 11, the material level meter, the 12, the DCS, the 13, the disc feeder, the 14, the bridge type grab crane, the 15, the mineral bin and the 16.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples:

It should be noted that the terms "first," "second," and the like in the description and the claims of the present utility model and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that the embodiments of the utility model described herein may be implemented in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed or inherent to such process, method, article, or apparatus.

It is to be understood that the terms "center," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counter-clockwise," "axial," "radial," "circumferential," and the like are directional or positional relationships as indicated based on the drawings, merely to facilitate describing the utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model.

In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise. Furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "coupled," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, mechanically connected, electrically connected, directly connected, or indirectly connected via an intervening medium, or may be in communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

The utility model provides a technical scheme that an automatic ore feeding device comprises a carrying piece, a funnel 1, a conveying piece and a fluidized bed furnace 2, wherein the carrying piece is used for carrying sulfur concentrate, the funnel 1 is used for loading the sulfur concentrate carried by the carrying piece and controlling the discharge flow of the sulfur concentrate, the conveying piece is arranged at a discharge hole of the funnel, the conveying piece is used for transferring the sulfur concentrate discharged by the funnel 1, the conveying piece is arranged at a feed hole of the fluidized bed furnace 2, and the fluidized bed furnace 2 is used for heating the sulfur concentrate transferred by the conveying piece.

Specifically, the carrying piece of the device can adopt full-automatic bridge grab bucket cranes, automatic Guided Vehicles (AGVs), autonomous Mobile Robots (AMRs) and other equipment capable of completing the carrying work of sulfur concentrates without personnel operation, and can autonomously navigate, avoid barriers and carry the sulfur concentrates into the hopper 1 through a preset program, so that the condition that ore breakage cannot occur in the hopper 1 can be ensured. Meanwhile, the funnel 1 is a conical funnel, and the bottom of the funnel is conical, so that sulfur concentrate can smoothly flow in the funnel 1, accumulation and accumulation are not easy to occur, and the risk of blockage is reduced. And the discharge flow of the sulfur concentrate can also be controlled by controlling the size of the bottom discharge hole. In addition, in actual production, the whole production line from the sulfur concentrate to the production is relatively long, and further transportation of the sulfur concentrate is often required. Therefore, the transporting part of the device can adopt a conveying belt, a Rail Guided Vehicle (RGV) and the like to finish the transportation work of sulfur concentrate without personnel operation. For example, if a conveyor belt is used, the conveyor belt is installed between the discharge opening of the hopper 1 and the feed opening of the fluidized bed furnace 2, and if a rail guided vehicle is used, a rail is arranged between the hopper 1 and the fluidized bed furnace 2, and a shuttle capable of reciprocating is arranged on the rail. In conclusion, in the 24-hour uninterrupted production operation, the device can greatly reduce the labor intensity of workers, avoid the occurrence of production ore breakage caused by negligence of manual operation, and further realize the effects of stable ore feeding and improved production efficiency.

As an alternative embodiment, in some embodiments, a blower 6 is further included, and an air outlet of the blower 6 is in communication with the bottom of the fluidized bed furnace 2 through a pipe. Wherein, the air blower 6 can send air into the hearth, so that the oxygen content in the furnace is increased, and the fuel is combusted more fully, thereby improving the heat efficiency.

In the above embodiment, the device further comprises an oxygen level transmitter 7, the top of the fluidized bed furnace 2 is provided with an air outlet 8, and the oxygen level transmitter 7 is used for detecting the oxygen level of the air at the air outlet 8. Among them, since in the fluidized bed furnace 2, the combustion efficiency is closely related to the oxygen concentration. After the oxygen amount transmitter 7 is installed, the oxygen supply amount in the combustion process can be adjusted according to the oxygen concentration data monitored in real time, so that the fuel and the oxygen are fully mixed, and the combustion efficiency is improved. The method is not only beneficial to reducing fuel consumption, but also can reduce pollutant emission, and achieves the aims of energy conservation and emission reduction.

In the above embodiment, further, the temperature sensor 9 is further included, and the temperature sensor 9 is used for detecting the temperature in the fluidized bed furnace 2. The temperature transmitter 9 can monitor the temperature change in the fluidized bed furnace 2 in real time, so that an operator can accurately know the temperature condition in the furnace, and thus, accurate temperature control is performed, and further, the combustion efficiency and the product quality are ensured. Meanwhile, potential safety hazards can be found in time, and once the temperature exceeds a set range, operators can immediately take measures to avoid equipment damage or safety accidents.

In the above embodiment, further, the pressure transmitter 10 is further included, and the pressure transmitter 10 is used for detecting the pressure in the fluidized bed furnace 2. The pressure transmitter 10 can monitor the pressure change in the fluidized bed furnace 2 in real time, so that an operator can know the pressure condition in the furnace in time, thereby carrying out necessary adjustment and control and ensuring the operation of the pressure in the furnace in a safe and stable range. Meanwhile, potential safety hazards can be found in time, and once the pressure is too high or too low, equipment can be damaged or safety accidents can be caused.

In the above embodiment, further, the device further comprises a level meter 11, wherein the probe of the level meter 11 faces the interior of the funnel 1, and the level meter 11 is used for detecting the height of the sulfur concentrate in the funnel 1. The level meter 11 can monitor the height of the sulfur concentrate in the funnel 1 in real time, so that the sulfur concentrate in the funnel 1 is ensured not to be excessive or insufficient, and the continuity and stability of the production process can be ensured. In addition, the level gauge 11 may include, but is not limited to, a radar level gauge, an ultrasonic level gauge, and the like.

In the above embodiment, further, the device further comprises DCS, and the DCS is respectively connected with the controller of the conveying member, the controller of the blower 6, the control chip of the oxygen amount transmitter 7, the control chip of the temperature transmitter 9, the control chip of the pressure transmitter 10, and the control chip of the level meter 11. The DCS is fully called Distributed Control System, namely a distributed control system, signals of a conveying part, a blower 6, an oxygen amount transmitter 7, a temperature transmitter 9, a pressure transmitter 10 and a level meter 11 are connected into the DCS, and then analysis and control are carried out according to a preset program, so that the purpose of automatically and smoothly conveying sulfur concentrate to the fluidized bed furnace 2 for heating production is achieved.

As an alternative implementation manner, in some embodiments, the fluidized bed furnace 2 is provided with a slag discharge port 3 and a manhole 5, a flower plate 4 is arranged in the fluidized bed furnace 2 near the slag discharge port 3, a plurality of ventilation holes are formed in the flower plate 4, the flower plate 4 is horizontally arranged, and the manhole 5 is arranged at the bottom of the fluidized bed furnace 2.

Specifically, the ventilation holes on the pattern plate 4 can uniformly distribute the air provided by the air blower to the whole fluidized bed furnace 2, so that the sufficient combustion of sulfur concentrate is ensured, and meanwhile, the pattern plate 4 is beneficial to enhancing the structural rigidity of the whole furnace body. In addition, since the bottom of the fluidized bed furnace 2 may accumulate impurities such as ash, stones, iron parts, etc. during the operation of the fluidized bed furnace, the impurities may affect the combustion efficiency and stability of the furnace. Through the manhole 5 arranged at the bottom, an maintainer can conveniently enter the bottom of the hearth to clean and overhaul, so that the cleaning and combustion efficiency of the hearth are ensured.

As an alternative embodiment, in some embodiments, a disc feeder 13 is further included, the disc feeder 13 being arranged between the discharge opening of the hopper 1 and the conveying member. Wherein, the disc feeder 13 can be with the even output of sulphur concentrate to the conveying piece on transport, has further improved the stability of device.

As an alternative embodiment, in some embodiments the handling member is a bridge grab crane 14, the bridge grab crane 14 being arranged in the ore bin 15, the conveying member comprising a number of conveyor belts, two adjacent conveyor belts being joined end to end. The device preferably adopts the bridge grab crane 14, has strong lifting capacity and high loading and unloading speed, and can rapidly grab and carry ores and other materials, so that people can be obviously reduced by installing the bridge grab crane 14 in the ore bin 15 for storing sulfur concentrate. The time and labor cost of the work loading and unloading are improved, and the overall loading and unloading efficiency is improved. The conveying part is preferably a conveying belt, and a plurality of conveying belts can be arranged to be connected for conveying according to different conveying distances, so that even if the conveying belts are worn and need to be replaced, the corresponding conveying belts only need to be replaced, and the maintenance cost is greatly reduced. In this embodiment, the first conveyor belt 16 and the second conveyor belt 17 are engaged for transfer.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

The above embodiments are only for illustrating the technical concept and features of the present utility model, and are intended to enable those skilled in the art to understand the content of the present utility model and implement the same, and are not intended to limit the scope of the present utility model. All equivalent changes or modifications made in accordance with the essence of the present utility model are intended to be included within the scope of the present utility model.

Claims (10)

1. An automatic ore feeding device, characterized in that it comprises: Handling components, used for transporting sulfur concentrate; A funnel, used to load the sulfur concentrate transported by the transporter and to control the discharge flow rate of the sulfur concentrate; A conveyor is provided at the outlet of the funnel, and the conveyor is used to transfer the sulfur concentrate discharged from the funnel; A fluidized bed furnace, wherein the feed inlet is provided with the aforementioned conveying component, the fluidized bed furnace being used to heat sulfur concentrate transported via the aforementioned conveying component. 2. The automatic ore feeding device according to claim 1, characterized in that it further includes a blower, the air outlet of which is connected to the bottom of the fluidized bed furnace through a pipe. 3. The automatic ore feeding device according to claim 2, characterized in that it further includes an oxygen transmitter, the top of the fluidized bed furnace has a gas outlet, and the oxygen transmitter is used to detect the oxygen content of the gas at the gas outlet. 4. The automatic ore feeding device according to claim 3, characterized in that it further includes a temperature transmitter, the temperature transmitter being used to detect the temperature inside the fluidized bed furnace. 5. The automatic ore feeding device according to claim 4, characterized in that it further includes a pressure transmitter, the pressure transmitter being used to detect the pressure inside the fluidized bed furnace. 6. The automatic ore feeding device according to claim 5, characterized in that it further includes a level gauge, the probe of which faces the inside of the funnel, and the level gauge is used to detect the height of the sulfur concentrate in the funnel. 7. The automatic ore feeding device according to claim 6, characterized in that it further includes a DCS, wherein the DCS is signal connected to the controller of the conveying component, the controller of the blower, the control chip of the oxygen transmitter, the control chip of the temperature transmitter, the control chip of the pressure transmitter, and the control chip of the level gauge. 8. The automatic ore feeding device according to claim 2, characterized in that the fluidized bed furnace has a slag discharge port and an inspection hole, a tube sheet is provided inside the fluidized bed furnace near the slag discharge port, the tube sheet has a plurality of ventilation holes, the tube sheet is horizontally arranged, and the inspection hole is opened at the bottom of the fluidized bed furnace. 9. The automatic ore feeding device according to claim 1, characterized in that it further includes a disc feeder, the disc feeder being disposed between the discharge port of the funnel and the conveying component. 10. The automatic ore feeding device according to claim 1, wherein the conveying component is a bridge grab crane, the bridge grab crane is installed in the ore bin, and the conveying component includes a plurality of conveyor belts, with two adjacent conveyor belts connected end to end.