CN216688214U - Electric arc furnace feeding device - Google Patents

Abstract

The utility model discloses an electric arc furnace feeding device which comprises a feeding hopper, wherein a support plate is fixedly connected below the inner wall of the feeding hopper, a sliding block is fixedly connected to the top of the support plate, a baffle is connected to the outer wall of the sliding block in a sliding and clamping mode, a concave plate is movably connected to the top of the baffle, the outer wall of the concave plate is fixedly connected with the inner wall of the feeding hopper, a fixed plate is fixedly connected to the top of the baffle, an electric push rod is fixedly connected to the outer wall of the fixed plate, and the outer wall of the electric push rod is fixedly connected with the inner wall of the feeding hopper. The utility model relates to the technical field of electric arc furnaces, and the electric arc furnace feeding device can seal a feeding hopper when feeding through the matching of a rotating plate, an inclined plate, a servo motor, an electric push rod, a slide rail, a slide plate, a concave plate and a baffle plate, so that the loss of a large amount of heat in the electric arc furnace is avoided when feeding, the waste of energy is reduced, the electric arc furnace is heated again after recooling is not needed, and the operation efficiency is ensured.

Description

Electric arc furnace feeding device

Technical Field

The utility model relates to the technical field of electric arc furnaces, in particular to an electric arc furnace charging device.

Background

An electric arc furnace (electric arc furnace) utilizes the high temperature produced by electrode arc to smelt the ore and metal, the energy is very concentrated when the gas discharge forms the electric arc, the temperature of the arc zone is above 3000 ℃, for smelting metal, the process flexibility of the electric arc furnace is greater than that of other steel-making furnaces, impurities such as sulfur, phosphorus and the like can be effectively removed, the furnace temperature is easy to control, the floor area of equipment is small, the electric arc furnace is suitable for smelting high-quality alloy steel, in order to better use the electric arc furnace, an electric arc furnace charging device is produced, for example, the application number is: "202022065516.8" an electric arc furnace feeding device, including the electric arc furnace body, the fixed inlet pipe that is provided with in electric arc furnace body upper end one side, the inlet pipe upper end is provided with transport mechanism, transport mechanism includes support, conveyer belt, rolling disc, gear, ratchet, pawl, electric putter, rack, the fixed support that is provided with in inlet pipe upper end one side, the support lower extreme is provided with the rolling disc through the pivot activity, rolling disc outside surface activity block is provided with the gear, a side surface uniform fixation that the gear is close to the rolling disc is provided with a plurality of ratchets, rolling disc outside surface upper end is provided with the pawl through the pivot activity, mutual block between pawl and the ratchet, one side that the electric arc furnace body was kept away from to the conveyer belt lower extreme is provided with electric putter through the mount pad is fixed. The device has good use effect, and when the device is used, the intermittent transmission effect can be achieved through the transmission mechanism, so that the material can be conveniently melted by the electric arc furnace body;

when the existing electric arc furnace feeding device is used, materials are placed on the top of a conveyor belt, then equipment is started, and the materials are conveyed into the electric arc furnace through the conveyor belt, so that the feeding is realized;

however, when charging, the current charging device for the electric arc furnace cannot automatically seal the electric arc furnace, so that the heat inside the electric arc furnace is lost, the temperature inside the electric arc furnace is reduced, energy waste is caused, the temperature is reduced, heating is needed again, the operation time is prolonged, and the working efficiency is reduced.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides an electric arc furnace charging device, which solves the problem that the electric arc furnace cannot be automatically sealed when the current electric arc furnace charging device is used for charging.

In order to achieve the purpose, the utility model is realized by the following technical scheme: an electric arc furnace feeding device comprises a feeding hopper, a support plate is fixedly connected below the inner wall of the feeding hopper, a sliding block is fixedly connected to the top of the support plate, a baffle is connected to the outer wall of the sliding block in a sliding clamping manner, a concave plate is movably connected to the top of the baffle, the outer wall of the concave plate is fixedly connected with the inner wall of the feeding hopper, a fixing plate is fixedly connected to the top of the baffle, an electric push rod is fixedly connected to the outer wall of the fixing plate, the outer wall of the electric push rod is fixedly connected with the inner wall of the feeding hopper, a supporting plate is fixedly connected to the outer wall of the concave plate, a sliding rail is fixedly connected to the top of the supporting plate, a sliding plate is connected to the outer wall of the sliding rail in a sliding clamping manner, a transverse pipe is fixedly connected to the outer wall of the sliding plate, a threaded rod is in threaded connection with the inner wall of the transverse pipe, the outer wall of the threaded rod is rotationally connected with the inner wall of the feeding hopper through a bearing, and a servo motor is fixedly connected with the outer wall of the feeding hopper at the tail end of the threaded rod, the slide rotates and is connected with the swash plate, the top of swash plate rotates to be connected with and rotates with the feeder hopper inner wall and be connected with the commentaries on classics board.

Preferably, the tail end of the rotating plate is attached to the inner wall of the feed hopper.

Preferably, the outer wall fixedly connected with water tank of feeder hopper, the inner wall fixedly connected with connecting rod of water tank, the top fixedly connected with conveyer belt of connecting rod, one side that the conveyer belt is close to the feeder hopper extends to the inside of feeder hopper.

Preferably, the inner wall bottom fixedly connected with water pump of water tank, the output intercommunication of water pump has the water pipe, the bottom intercommunication of water pipe has the shower nozzle, the outer wall top of water pipe runs through there is the ejector pin, the ejector pin is close to the limiting plate of the one end fixedly connected with and the feeder hopper top looks rigid coupling of feeder hopper, the outer wall fixedly connected with support of water pipe, the top of support and the bottom rigid coupling of ejector pin.

Preferably, the inner wall of the water tank is fixedly connected with a filter screen, and the inner wall of the filter screen penetrates through the outer wall of the water pipe.

The utility model provides an electric arc furnace charging device. The method has the following beneficial effects: according to the electric arc furnace feeding device, the rotating plate, the inclined plate, the servo motor, the electric push rod, the sliding rail, the sliding plate, the concave plate and the baffle are matched, so that the feeding hopper can be sealed when feeding is performed, the phenomenon that a large amount of heat inside an electric arc furnace is lost when feeding is avoided, the waste of energy is reduced, re-heating is not needed after re-cooling, and the operation efficiency is ensured;

through the design of the conveying belt, automatic feeding can be realized, and the feeding is carried out without manpower of workers, so that the investment of manpower cost is reduced, and the use of the workers is facilitated;

through the design of water tank, water pump, water pipe, shower nozzle and filter screen, can wash the material that is about to process, can effectively avoid the impurity of material outer wall to enter into the inside of electric arc furnace, guaranteed the operating mass with rated load of electric arc furnace, improved the qualification rate of product to the design of filter screen can filter the water that finishes washing, has realized the recycling of water, has practiced thrift the water resource.

Drawings

FIG. 1 is a schematic view of the structure of the present invention;

FIG. 2 is a front view of FIG. 1;

FIG. 3 is a schematic structural view of the connection relationship between the inclined plate, the slide rail and the threaded rod in FIG. 2;

FIG. 4 is a schematic structural diagram of the connection relationship between the concave plate, the sliding block and the baffle plate in FIG. 2.

In the figure: 1. the device comprises a feed hopper, 2, a support plate, 3, a sliding block, 4, a baffle, 5, a concave plate, 6, an electric push rod, 7, a sliding rail, 8, a servo motor, 9, a threaded rod, 10, an inclined plate, 11, a rotating plate, 12, a water tank, 13, a water pump, 14, a filter screen, 15, a connecting rod, 16, a conveyor belt, 17, a water pipe, 18, a spray head, 19, a support, 20, a top plate, 21, a limiting plate, 22, a supporting plate, 23, a sliding plate, 24, a transverse pipe, 25 and a fixing plate.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The following working principles, detailed connecting means thereof, and the following main descriptions of the working principles and processes are well known in the art, and will be referred to by those skilled in the art for the specific connection and operation sequence of the components in this application.

The first embodiment is as follows: as shown in figures 1, 2, 3 and 4, the electric arc furnace feeding device comprises a feeding hopper 1, a support plate 2 is fixedly connected below the inner wall of the feeding hopper 1, the support plate 2 can effectively block heat generated during heating of an electric arc furnace and plays a role of protecting an electric push rod 6, a slide block 3 is fixedly connected to the top of the support plate 2, the slide block 3 plays a role of limiting the position of a baffle 4, a baffle 4 is slidably clamped on the outer wall of the slide block 3, the baffle 4 can seal a concave plate 5 and can effectively prevent the heat in the electric arc furnace from losing through an opening of the concave plate 5, the top of the baffle 4 is movably connected with the concave plate 5, the outer wall of the concave plate 5 is fixedly connected with the inner wall of the feeding hopper 1, a fixed plate 25 is fixedly connected to the top of the baffle 4, the outer wall of the fixed plate 25 is fixedly connected with the electric push rod 6, the model of the electric push rod 6 is TG-700, the outer wall of the electric push rod 6 is fixedly connected with the inner wall of the feeding hopper 1, the outer wall of the concave plate 5 is fixedly connected with a supporting plate 22, the supporting plate 22 plays a role of supporting the sliding rail 7, the top of the supporting plate 22 is fixedly connected with the sliding rail 7, the outer wall of the sliding rail 7 is slidably connected with a sliding plate 23, the sliding plate 23 slides on the outer wall of the sliding rail 7 to further control the movement of the inclined plate 10, the position of the rotating plate 11 is changed along with the movement of the inclined plate 10, at the moment, the material on the top of the rotating plate 11 can fall into the concave plate 5, the outer wall of the sliding plate 23 is fixedly connected with a transverse pipe 24, the inner wall of the transverse pipe 24 is in threaded connection with a threaded rod 9, the outer wall of the threaded rod 9 is in rotational connection with the inner wall of the feed hopper 1 through a bearing, the tail end of the threaded rod 9 is fixedly connected with a servo motor 8 fixedly connected with the outer wall of the feed hopper 1, the type of the servo motor 8 is SM 80-D930, the servo motor 8 can drive the threaded rod 9 to rotate, and further drive the transverse pipe 24 to move, the transverse pipe 24 can drive the sliding plate 23 to move, the angle of the inclined plate 10 is changed, so that the angle of the rotating plate 11 is changed, the sliding plate 23 is rotatably connected with the inclined plate 10, and the top of the inclined plate 10 is rotatably connected with the rotating plate 11 which is rotatably connected with the inner wall of the feed hopper 1;

in the specific implementation process, it is worth particularly pointing out that the support plate 2 can effectively block heat generated during heating of the electric arc furnace, the baffle plate 4 can seal the concave plate 5, the heat inside the electric arc furnace can be effectively prevented from flowing away through the opening of the concave plate 5, the sliding plate 23 slides on the outer wall of the sliding rail 7, the inclined plate 10 is further controlled to move, the position of the rotating plate 11 is changed along with the movement of the inclined plate 10, and at this time, the material on the top of the rotating plate 11 can fall into the concave plate 5;

further, the tail end of the rotating plate 11 is attached to the inner wall of the feed hopper 1;

in the specific implementation process, it is worth particularly pointing out that the design of the rotating plate 11 and the feeding hopper 1 which are attached to each other can better ensure the sealing of the charging device of the electric arc furnace during charging;

specifically, when the electric arc furnace feeding device is used, firstly, materials are placed in the feeding hopper 1, at the moment, an external power supply of the servo motor 8 is started, at the moment, the servo motor 8 drives the threaded rod 9 to rotate, the threaded rod 9 drives the transverse pipe 24 to move, at the moment, the transverse pipe 24 drives the sliding plate 23 to slide along the outer wall of the sliding rail 7, along with the movement of the sliding plate 23, the angle of the inclined plate 10 can be changed, further, the rotating plate 11 is driven to rotate clockwise, at the moment, the materials on the top of the rotating plate 11 can fall in the concave plate 5, at the moment, the servo motor 8 is controlled to work reversely, at the moment, the rotating plate 11 can be driven to rotate reversely, the feeding hopper 1 is sealed again, then, the external power supply of the electric push rod 6 is started, at the moment, the electric push rod 6 drives the fixed plate 25 to move, the fixed plate 25 drives the baffle 4 to slide along the outer wall of the sliding block 3, when the baffle 4 moves to a certain position, the inside material of concave plate 5 can be followed the bottom opening of concave plate 5 and dropped into the inside of electric arc furnace, processes, accomplishes work, when accomplishing reinforced operation back, controls 6 reverse work of electric putter, drives baffle 4 motion, when baffle 4 shelters from the bottom opening of concave plate 5 completely, can accomplish work.

Example two: as can be seen from fig. 2, the outer wall of the feeding hopper 1 is fixedly connected with a water tank 12, the inner wall of the water tank 12 is fixedly connected with a connecting rod 15, the connecting rod 15 plays a role of fixing a conveyor belt 16, the top of the connecting rod 15 is fixedly connected with a conveyor belt 16, the conveyor belt 16 can automatically convey materials into the feeding hopper 1, and one side of the conveyor belt 16 close to the feeding hopper 1 extends into the feeding hopper 1;

in the specific implementation, it is worth noting in particular that the connecting rod 15 acts as a fixed conveyor 16, the conveyor 16 being able to automatically convey the material inside the hopper 1;

specifically, when using the electric arc furnace charging device, the material is placed on the top of the conveyor belt 16, and then the external power supply of the conveyor belt 16 is turned on, so that the conveyor belt 16 starts to work, and the material is moved into the feeding hopper 1 to complete the work.

Example three: as can be seen from fig. 2, a water pump 13 is fixedly connected to the bottom of the inner wall of the water tank 12, the model of the water pump 13 is QD6-9-0.4, the water pump 13 can pump out the water in the water tank 12, the water passes through a water pipe 17 and is finally sprayed out through a spray head 18, the material can be cleaned, so that impurities are prevented from entering the interior of the electric arc furnace, the output end of the water pump 13 is communicated with the water pipe 17, the bottom of the water pipe 17 is communicated with the spray head 18, a top rod 20 penetrates through the upper part of the outer wall of the water pipe 17, the top plate 20 plays a role of supporting the water pipe 17, one end of the top rod 20 close to the feed hopper 1 is fixedly connected with a limiting plate 21 fixedly connected with the top of the feed hopper 1, the outer wall of the water pipe 17 is fixedly connected with a bracket 19, and the top of the bracket 19 is fixedly connected with the bottom of the top rod 20;

in the specific implementation process, it is worth pointing out that the water pump 13 can pump out the water in the water tank 12, pass through the water pipe 17, and finally be sprayed out through the spray head 18, so as to clean the material and prevent the impurities from entering the inside of the electric arc furnace;

furthermore, a filter screen 14 is fixedly connected to the inner wall of the water tank 12, the filter screen 14 can filter the cleaned water, so that impurities can be effectively prevented from entering the water tank 12, the mesh number of the filter screen 14 is not specifically limited, the use requirement can be met, and the inner wall of the filter screen 14 is penetrated through the outer wall of the water pipe 17;

in the specific implementation process, it is worth particularly pointing out that the filter screen 14 can filter the cleaned water, so as to effectively prevent impurities from entering the inside of the water tank 12;

specifically, on the basis of the second embodiment, the external power supply of the water pump 13 is turned on, at this time, the water pump 13 pumps out the water inside the water tank 12, the water pipe 17 moves, then the water is sprayed out through the spray head 18, at this time, the material can be cleaned, the cleaned water is filtered through the filter screen 14, the filter screen 14 blocks impurities to the top of the filter screen 14, the filtered water can flow into the water tank 12 through the filter screen 14, and the water circulation is completed.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides an electric arc furnace charging device, includes feeder hopper (1), its characterized in that: the inner wall of the feeding hopper (1) is fixedly connected with a support plate (2) below, the top of the support plate (2) is fixedly connected with a slider (3), the outer wall of the slider (3) is slidably connected with a baffle (4), the top of the baffle (4) is movably connected with a concave plate (5), the outer wall of the concave plate (5) is fixedly connected with the inner wall of the feeding hopper (1), the top of the baffle (4) is fixedly connected with a fixing plate (25), the outer wall of the fixing plate (25) is fixedly connected with an electric push rod (6), the outer wall of the electric push rod (6) is fixedly connected with the inner wall of the feeding hopper (1), the outer wall of the concave plate (5) is fixedly connected with a supporting plate (22), the top of the supporting plate (22) is fixedly connected with a slide rail (7), the outer wall of the slide rail (7) is slidably connected with a slide plate (23), the outer wall of the slide plate (23) is fixedly connected with a transverse pipe (24), the inner wall threaded connection who violently manages (24) has threaded rod (9), the outer wall of threaded rod (9) passes through the inner wall rotation of bearing and feeder hopper (1) and links to each other, the servo motor (8) of terminal fixedly connected with and feeder hopper (1) outer wall looks rigid coupling of threaded rod (9), slide (23) are rotated and are connected with swash plate (10), the top of swash plate (10) is rotated and is connected with and is rotated with feeder hopper (1) inner wall and be connected with commentaries on classics board (11).

2. The charging installation of an electric arc furnace according to claim 1, characterized in that: the tail end of the rotating plate (11) is attached to the inner wall of the feed hopper (1).

3. The charging installation of an electric arc furnace according to claim 1, characterized in that: the outer wall fixedly connected with water tank (12) of feeder hopper (1), the inner wall fixedly connected with connecting rod (15) of water tank (12), the top fixedly connected with conveyer belt (16) of connecting rod (15), one side that conveyer belt (16) are close to feeder hopper (1) extends to the inside of feeder hopper (1).

4. The charging installation of an electric arc furnace according to claim 3, characterized in that: inner wall bottom fixedly connected with water pump (13) of water tank (12), the output intercommunication of water pump (13) has water pipe (17), the bottom intercommunication of water pipe (17) has shower nozzle (18), the outer wall top of water pipe (17) is run through and is had ejector pin (20), ejector pin (20) are close to limiting plate (21) of the one end fixedly connected with and feeder hopper (1) top looks rigid coupling of feeder hopper (1), outer wall fixedly connected with support (19) of water pipe (17), the top of support (19) and the bottom looks rigid coupling of ejector pin (20).

5. The charging installation of an electric arc furnace according to claim 4, characterized in that: the inner wall of the water tank (12) is fixedly connected with a filter screen (14), and the inner wall of the filter screen (14) penetrates through the outer wall of the water pipe (17).

Images