CN214371755U

CN214371755U - Automatic start-stop type electric furnace feeding device

Info

Publication number: CN214371755U
Application number: CN202120232612.9U
Authority: CN
Inventors: 赵宏军; 郭杰; 高雪梅
Original assignee: CISDI Engineering Co Ltd
Current assignee: CISDI Engineering Co Ltd
Priority date: 2021-01-26
Filing date: 2021-01-26
Publication date: 2021-10-08
Anticipated expiration: 2031-01-26

Abstract

The utility model belongs to the technical field of the metallurgy, an automatic open-close type electric stove feeding device is proposed, it is high to the factory building elevation requirement to aim at solving feeding equipment, the excessive scheduling problem of heating furnace high temperature flue gas. The feeding device comprises a counterweight receiving hopper which is connected on the electric furnace and can be closed by itself and a rotary vibrating feeder which is arranged on one side of the electric furnace and can be opened and communicated with the counterweight receiving hopper. The utility model discloses an automatic open-close type electric stove feeding device can effectively reduce the factory building elevation to reduce the construction cost, and help reducing the interior excessive and calorific loss of high temperature flue gas of stove, with keeping smelting atmosphere, alleviateed dust pelletizing system work burden, and will hang down to smelt the power consumption, shorten the smelting cycle, obtain the productivity increase.

Description

Automatic start-stop type electric furnace feeding device

Technical Field

The utility model belongs to the technical field of the metallurgy, concretely relates to automatic start-stop formula electric stove feeding device.

Background

The traditional electric furnace mostly adopts a rotary material pipe structure for feeding, and the material leans on the dead weight of the material and slides into the furnace through the rotary material pipe. In order to guarantee smooth feeding, the rotary material pipe must guarantee a certain inclination angle, so that the whole elevation of the equipment is higher, higher requirements for the elevation of a workshop are met, the material pipe is suitable for sliding in feeding materials, and the construction cost is increased. In addition, the receiving hopper that takes above the bell is mostly uncovered setting, and a large amount of high temperature flue gas in the stove spills over from receiving the hopper during smelting, has increased dust pelletizing system burden and has aggravated environmental pollution to destroy the interior smelting atmosphere of stove, and the interior high temperature heat of stove is lost, makes the interior temperature of stove reduce and has increased smelting cycle and dust removal power consumption, leads to the productivity to reduce.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing an automatic formula electric stove feeding device opens and close aims at solving feeding device and requires highly to the factory building elevation, and the excessive scheduling problem of heating furnace high temperature flue gas.

The utility model discloses a realize through following technical scheme:

the utility model provides an automatic open-close type electric furnace feeding device, including connect on the electric furnace and can be closed counter weight formula hopper by oneself and arrange in electric furnace one side and can open and communicate the rotary vibration feeder of counter weight formula hopper.

Further, rotary vibration feeder comprises fixing base, rotary driving device, vibration silo, fixed bolster, bucket type material pipe, and on the fixed bolster was located the fixing base through rotary driving device, the last vibration silo and the bucket type material pipe that communicate each other that are equipped with of fixed bolster.

Further, the rotation driving device employs a rotary hydraulic motor.

Furthermore, rotary vibration feeder is still including connecting the silo dismantled between vibration silo and bucket type material pipe, and the both ends of dismantled silo are provided with connecting piece one and connecting piece two respectively.

Further, the counterweight type receiving hopper consists of a counterweight block, a connecting rod, a turning plate, a flange plate, a hopper and a blanking pipe, wherein the flange plate is arranged at the upper end of the hopper, and the blanking pipe connected with the electric furnace is arranged at the lower end of the hopper; the connecting rod is hinged on the hopper, one end of the connecting rod is provided with a balancing weight, and the other end of the connecting rod is provided with a turning plate for opening and closing the flange plate.

Furthermore, the balancing weight is detachably arranged on the connecting rod through a set screw.

Furthermore, the connecting rod is rotatably connected with the hopper through a rotating shaft, and the rotating shaft is arranged on the hopper through an ear plate.

Furthermore, the counterweight type receiving hopper also comprises a water-cooling material pipe arranged between the blanking pipe and the electric furnace, and two ends of the blanking pipe are respectively provided with a third connecting piece and a fourth connecting piece.

Furthermore, the first connecting piece, the second connecting piece, the third connecting piece and the fourth connecting piece are flanges or expansion joints.

Furthermore, a wear-resistant lining plate is arranged in the water-cooling material pipe.

The utility model has the advantages that: the utility model discloses an automatic open-close type electric stove feeding device can effectively reduce the factory building elevation to reduce the construction cost, and help reducing the interior excessive and calorific loss of high temperature flue gas of stove, with keeping smelting atmosphere, alleviateed dust pelletizing system work burden, and will hang down to smelt the power consumption, shorten the smelting cycle, obtain the productivity increase.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention may be realized and attained by the means of the instrumentalities and/or combinations particularly pointed out in the appended claims.

Drawings

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be further described in detail with reference to the accompanying drawings, in which:

fig. 1 is a schematic front structural view of the automatic open-close type electric furnace feeding device of the utility model.

Fig. 2 is an enlarged schematic view of a portion a in fig. 1.

Fig. 3 is the front structural schematic diagram of the rotary vibration feeder of the automatic open-close type electric furnace feeding device.

Fig. 4 is the front structural schematic diagram of the counterweight receiving hopper of the automatic starting and closing type electric furnace feeding device of the utility model.

Fig. 5 is a schematic top view of fig. 4.

Fig. 6 is a schematic front structural view of the connecting rod of the automatic starting and closing type electric furnace feeding device of the present invention.

Reference numerals: a rotary vibrating feeder 1 and a counterweight receiving hopper 2; the device comprises a fixed seat 101, a rotary driving device 102, a vibration trough 103, a fixed support 104, a first connecting piece 105, a detachable trough 106, a second connecting piece 107 and a bucket type material pipe 108; the device comprises a balancing weight 201, a set screw 202, a connecting rod 203, a rotating shaft 204, an ear plate 205, a turnover plate 206, a flange plate 207, a hopper 208, a third connecting piece 209, a blanking pipe 210, a fourth connecting piece 211, a water-cooling pipe 212 and a wear-resistant lining plate 213.

Detailed Description

The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. The present invention can also be implemented or applied through other different specific embodiments, and various details in the present specification can be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention. It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention, and the features in the following embodiments and examples may be combined with each other without conflict.

As shown in fig. 1-6, the automatic open-close type electric furnace feeding device mentioned in this embodiment includes a rotary vibration feeder 1 and a counterweight type receiving hopper 2, wherein: the rotary vibration feeder 1 is arranged at one side of the electric furnace through a platform (not marked), is higher than the counterweight type receiving hopper 2, can be opened and communicated with the counterweight type receiving hopper through rotation of the rotary vibration feeder, and consists of a fixed seat 101, a rotary driving device 102, a vibration trough 103, a fixed support 104 and a bucket type material pipe 108, wherein the fixed seat 101 mainly plays a role of fixing and is used for installing the fixed support 104, the fixed support 104 mainly plays a role of supporting and is used for installing the vibration trough 103 and the bucket type material pipe 108, the rotary driving device 102 mainly plays a role of rotating and is used for rotating the fixed support 104 relative to the fixed seat 101, a rotary hydraulic motor can be used as a driving element, and the vibration trough 103 is communicated with the bucket type material pipe 108, so that materials in the vibration trough 103 fall into the bucket type material pipe under the action of elements such as a vibration device (not shown) and the like; the counterweight type receiving hopper 2 is connected to an electric furnace and can be automatically closed when a rotary vibrating feeder is rotated away from the hopper, and comprises a counterweight 201, a connecting rod 203, a turnover plate 206, a flange plate 207, a hopper 208 and a blanking pipe 210, wherein the hopper 208 is used for receiving materials falling from a hopper pipe 108 of the rotary vibrating feeder 1, the upper end of the hopper is provided with the flange plate 207, the lower end of the hopper is provided with the blanking pipe 210 connected with the electric furnace, the blanking pipe 210 is communicated with the electric furnace so as to smoothly enter the electric furnace for smelting, the connecting rod 203 is hinged on the hopper 208, one end of the hopper is provided with the counterweight 201, the other end of the hopper is provided with the turnover plate 206 for opening and closing the flange plate 207, namely, the counterweight 201 can balance the flanging 206, so that the flanging 206 is matched with the flange plate 207 to close the hopper 208.

The rotary vibration feeder 1 in this embodiment further includes a detachable trough 106 connected between the vibration trough 103 and the bucket type material pipe 108, and is maintained by setting the detachable trough 106 due to high-temperature flue gas and material washing in the electric furnace, so as to prolong the service life of the vibration trough.

The counterweight 201 of the heavy hopper 2 in this embodiment is detachably mounted on the connecting rod 203 by a set screw 202. Thus, the opening degree of the turning plate 206 relative to the flange plate 207 can be adjusted by adjusting the front and back positions of the counterweight 201 on the connecting rod 203, and the counterweight 201 is fixed on the connecting rod 203 by adopting the set screw 202 after the position is proper.

The connecting rod 203 of the heavy receiving hopper 2 in this embodiment is rotatably connected to the hopper 208 through a rotating shaft 204, and the rotating shaft 204 is mounted on the hopper 208 through an ear plate 205.

The counterweight receiving hopper 2 in this embodiment further includes a water cooling pipe 212 disposed between the blanking pipe 210 and the electric furnace, and the water cooling pipe 212 is disposed to maintain the electric furnace by flushing high-temperature flue gas and materials therein, so as to prolong the service life of the counterweight receiving hopper 2. In addition, in order to prolong the service life of the water cooling pipe 212, a wear-resistant lining plate 213 is welded in the water cooling pipe.

In the present embodiment, in order to facilitate replacement of the detachable trough 106, the blanking pipe 210, and the like, a first connecting piece 105 and a second connecting piece 107 are respectively disposed at two ends of the detachable trough 106, and a third connecting piece 209 and a fourth connecting piece 211 are respectively disposed at two ends of the blanking pipe 210. Meanwhile, in order to counteract the influence of high-temperature flue gas, the first connecting piece, the second connecting piece, the third connecting piece and the fourth connecting piece can adopt expansion joints as connecting structures, and of course, in different implementation modes, flanges can also be adopted for direct connection.

During operation, fixing base 101 of rotary vibration feeder 1 is fixed on the platform, rotary drive device 102 drives fixed bolster 104, when vibrating trough 103 and bucket type pipe 108 etc. revolve to the hopper 208 top of counter weight formula receiving hopper 2, bucket type pipe 108 on the fixed bolster 104 hits and presses the connecting rod 203 arcwall face top, connecting rod 203 then drives and turns over board 206, balancing weight 201 and holding screw 202 open downwards after rotatory around rotation axis 204, vibrating trough 103 flexonics is at this moment on fixed bolster 104 and begins to vibrate, the material passes through vibrating trough 103, can dismantle silo 106, bucket type pipe 108 adds in the hopper 208, and add the stove through blanking pipe 210, water-cooling pipe 212. When the rotary vibrating feeder 1 is rotated away from the counterweight type receiving hopper 2, the turning plate 206 of the counterweight type receiving hopper 2 is automatically tilted under the action of the counterweight block 201 and is contacted with the flange plate 207, and then the hopper 208 is sealed.

Adopt above-mentioned scheme, the material can be stored in interim storage silo (not drawn), when needs are reinforced to the stove, starts rotary vibration feeder and revolves to counter weight formula receiving hopper top, hits the turning plate that has the counter weight on the pressure-fit heavy formula receiving hopper through rotary vibration feeder's bucket type material pipe lower part to make the turning plate open, make the material get into the hopper and add in the stove. When the materials are not fed, the rotary vibrating feeder is rotated away from the counterweight type receiving hopper, so that a turning plate on the counterweight type receiving hopper is upwards tilted under the action of the counterweight block, and is contacted with the flange plate to close the hopper; meanwhile, high-temperature flue gas in the electric furnace cannot overflow, so that the smelting atmosphere in the furnace is improved, the heat loss is reduced, and the work load of a dust removal system is lightened. And the rotary vibrating feeder can effectively reduce the elevation of the whole equipment, has good adaptability to the height of a workshop and saves the cost of the workshop.

The utility model discloses an automatic open-close type electric stove feeding device realizes approximate level through rotary vibration batcher and places the mode to add the material into the stove through the vibration, can effectively reduce the factory building elevation, reduce the cost. The counter weight type receiving hopper is arranged above the furnace cover and is in a closed state under the action of the counter weight, and only the rotary type vibrating feeder rotates to the position above the receiving hopper and is in a collision pressure state with the turning plate to be opened. And after the rotary vibrating feeder is unscrewed, the turning plate is closed under the action of the balancing weight, and the position of the balancing weight can be adjusted forwards and backwards according to the condition.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and it is obvious that those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The utility model provides an automatic formula electric stove feeding device opens and shuts, its characterized in that is including connecting on the electric stove and can closed counter weight formula hopper (2) by oneself and arranging in electric stove one side and can open and communicate rotary vibration batcher (1) of counter weight formula hopper.

2. The automatic start-stop type electric furnace feeding device according to claim 1, wherein the rotary vibration feeder is composed of a fixed seat (101), a rotary driving device (102), a vibration trough (103), a fixed bracket (104) and a bucket type material pipe (108), the fixed bracket is arranged on the fixed seat through the rotary driving device, and the vibration trough and the bucket type material pipe which are communicated with each other are arranged on the fixed bracket.

3. The charging device for an electric furnace according to claim 2, wherein the rotary driving means employs a rotary hydraulic motor.

4. The automatic start-stop electric furnace charging device according to claim 2 or 3, characterized in that the rotary vibration feeder further comprises a detachable trough (106) connected between the vibration trough and the bucket type material pipe, and two ends of the detachable trough are respectively provided with a first connecting piece (105) and a second connecting piece (107).

5. The automatic start-stop type electric furnace charging device according to claim 4, wherein the counterweight type receiving hopper is composed of a counterweight (201), a connecting rod (203), a turning plate (206), a flange plate (207), a hopper (208) and a blanking pipe (210), the upper end of the hopper is provided with the flange plate, and the lower end of the hopper is provided with the blanking pipe connected with the electric furnace; the connecting rod is hinged on the hopper, one end of the connecting rod is provided with a balancing weight, and the other end of the connecting rod is provided with a turning plate for opening and closing the flange plate.

6. The charging device for the automatic start-stop electric furnace according to claim 5, wherein the weight block is detachably provided on the connecting rod by a set screw (202).

7. The automatic start and stop electric furnace charger according to claim 5, wherein said connecting rod is rotatably connected to the hopper by a rotary shaft (204) mounted to the hopper by a lug plate (205).

8. The automatic start-stop type electric furnace charging device according to claim 5, wherein the counterweight type receiving hopper further comprises a water-cooling pipe (212) arranged between the blanking pipe and the electric furnace, and two ends of the blanking pipe are respectively provided with a third connecting piece (209) and a fourth connecting piece (211).

9. The charging device for the automatic start-stop type electric furnace according to claim 8, wherein the first connecting member, the second connecting member, the third connecting member and the fourth connecting member are flanges or expansion joints.

10. The charging device for an electric furnace according to claim 8, wherein a wear-resistant lining plate (213) is provided in the water-cooled material pipe.