CN215337682U - Furnace bottom feeder for furnace lining knotting - Google Patents

Abstract

The utility model provides a furnace bottom feeding machine for knotting a furnace lining, which comprises a fixed main disc fixed at a furnace opening, wherein the fixed main disc is fixed at the furnace opening through a spring steel plate, a rotating disc is arranged on the fixed main disc and connected with a first power device for driving the rotating disc to rotate, a hopper is connected on the fixed main disc, the lower end of the hopper is connected with a furnace burden distributor through a material conveying telescopic hose, the lower end of the furnace burden distributor is connected with a plurality of material spreaders, the material spreaders are uniformly distributed along the circumferential direction of the furnace burden distributor, and a discharging pipe with a downward opening is connected on the material spreaders. Can effectively improve the working environment, lighten the labor intensity, and can effectively avoid the problem that furnace burden is piled up into mountain-shaped and uneven in size distribution at the furnace bottom through the furnace bottom with the even distribution of knotted materials through a plurality of discharging pipes.

Description

Furnace bottom feeder for furnace lining knotting

Technical Field

The utility model relates to the technical field of charging of an electric frequency furnace.

In particular to a furnace bottom feeder for furnace lining knotting.

Background

The electric frequency oven concentrates magnetic lines generated by current on an object to be heated, and generates eddy current by electromagnetic induction to heat the object to be heated. The feeding of the existing electric frequency furnace adopts manual work, one furnace needs hundreds of tons of furnace materials, the bagged furnace materials are hoisted above the furnace body by a crane, the packing bag is cut by the manual work, the furnace materials fall into the furnace body, and the feeding has the following problems: firstly, the furnace burden is different in size, the bag cutting charging enables the furnace burden to be piled up in a mountain shape at the bottom of the furnace, and meanwhile, the coarse furnace burden falls to the edge position due to the large gravity, so that the subsequent furnace hitting quality is influenced; secondly, the dust is too large, and the working environment is seriously influenced; thirdly, manual feeding needs a large amount of workers, the labor intensity is high, and the environment is poor. In the charging of the electric frequency furnace, most of the materials used for the furnace bottom occupy, so that a device capable of charging the furnace bottom is urgently needed to improve the current situation.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the traditional technology and provide a furnace bottom feeder for furnace lining knotting aiming at the defects of the prior art.

The aim of the utility model is achieved by the following technical measures: the utility model provides a furnace bottom feeder for furnace lining is knoped which characterized in that: including fixing the fixed main disc at the fire door, fixed main disc passes through spring steel sheet and fixes in fire door department, is provided with the rolling disc on the fixed main disc, and the rolling disc is connected with its pivoted power device of drive, is connected with the hopper on the fixed main disc, and the lower extreme of hopper is connected with the furnace charge distributor through defeated material expansion hose, and the lower extreme of furnace charge distributor is connected with a plurality of distributors, and a plurality of distributors are along furnace charge distributor circumference equipartition, are connected with downward open-ended discharging pipe on the distributor.

As an improvement of the technical scheme: the first power device is a first motor, the first motor is connected with a driving gear, a fluted disc is fixedly connected to the periphery of the rotating disc, and the driving gear and the fluted disc are meshed.

As an improvement of the technical scheme: the lower extreme of hopper is provided with fixed hopper down, the fixed main disc that passes of fixed hopper down is connected with and rotates and connects the hopper, it connects hopper and rolling disc fixed connection to rotate, defeated material expansion hose's upper end is fixed and is connect the hopper in the rotation.

As an improvement of the technical scheme: the furnace charge distributor is characterized in that one end of the furnace charge distributor, which is close to the distributor, is provided with a conical distributor, the conical distributor is fixed at the lower end of the furnace charge distributor, and an upward convex tip is arranged in the conical distributor.

As an improvement of the technical scheme: the distance from the plurality of discharge pipes to the center of the charging material distributor is sequentially shortened along the rotation direction of the charging material distributor, the length of the plurality of distributors is sequentially shortened along the rotation direction of the charging material distributor, and the discharge pipes on the same distributor are arranged towards different directions.

As an improvement of the technical scheme: and a lifting pull rope is arranged between the rotary receiving hopper and the furnace charge distributor and is connected with a second power device for driving the lifting pull rope to extend or contract. The lifting pull ropes are provided with a plurality of groups, and the lifting pull ropes are uniformly distributed along the circumferential direction of the furnace charge distributor.

As an improvement of the technical scheme: the rotating disc is provided with a plurality of groups of winches corresponding to the lifting pull ropes, the winches are connected through universal couplings, the second power device is a second motor, and the second motor is connected with one universal coupling through a driving bevel gear and a driven bevel gear which are meshed with each other.

As an improvement of the technical scheme: the rotary material receiving hopper is connected with the charging material distributor through a first umbrella rib and a second umbrella rib which are mutually hinged, one end of the first umbrella rib is hinged with the rotary material receiving hopper through a first hinged support, one end of the second umbrella rib is hinged with the charging material distributor through a second hinged support, and one end of the first umbrella rib, far away from the rotary material receiving hopper, is hinged with one end of the second umbrella rib, far away from the charging material distributor, through a hinged shaft.

As an improvement of the technical scheme: the back side of discharging pipe installs the refining drag harrow through the mounting bracket, is located one of them at middle part be provided with the material level switch on the refining drag harrow that the discharging pipe corresponds, the material level switch is connected with second power device.

As an improvement of the technical scheme: one end of the material distributor is fixedly connected with the furnace charge distributor, the other end of the material distributor is divided into two sections, one end of the material distributor close to the discharge pipe is hinged, a pipeline packing assembly is arranged at the lower end of the furnace charge distributor and comprises a third motor, the third motor is connected with a transmission shaft through a driving bevel gear and a driven bevel gear which are meshed with each other, the transmission shaft is connected with a nut seat through a first transmission wheel and a second transmission wheel which are meshed with each other, a screw rod is arranged on the nut seat in a matched mode, one end of the screw rod is connected with a movable push rod, and one end of the movable push rod is hinged with the material distributor close to the discharge pipe.

Due to the adoption of the technical scheme, compared with the prior art, the utility model has the advantages that: the caking materials are added into the hopper, flow into the furnace charge distributor through the material conveying telescopic hose and flow out of the discharge pipes through the furnace charge distributor, so that the caking materials are added, the caking materials can be directly added into the furnace bottom, the working environment is effectively improved, the labor intensity is reduced, the caking materials are uniformly distributed on the furnace bottom through the discharge pipes, and the problems that the furnace charges are piled up into a mountain shape at the furnace bottom and the sizes are not uniformly distributed can be effectively avoided; the discharging pipe can be lifted or descended under the driving of the lifting pull rope, so that the lifting during charging is controlled, the structure is simple, the control of a plurality of groups of lifting pull ropes is realized through one second motor, the uniformity and the stability of the movement are ensured, the material level switch is connected with the second motor, the discharging height is controlled by the material level switch according to the detection of the material level, and the discharging device is convenient and reliable; the third motor is used for packing up a plurality of seeding devices, so that the volume of the whole machine is reduced to the minimum, the occupied space is also the minimum, and great convenience is brought to the moving and placing of the whole machine.

The utility model is further described with reference to the following figures and detailed description.

Drawings

FIG. 1 is a schematic view showing the overall structure of a bottom feeder for furnace lining knotting according to the present invention.

FIG. 2 is a schematic view of a rotary disk transmission structure of a furnace bottom feeder for furnace lining knotting.

FIG. 3 is a schematic view of a lifting rope transmission structure of a furnace bottom charging machine for furnace lining knotting.

FIG. 4 is a schematic view of a retracted partial structure of a bottom feeder for knotting a furnace lining according to the present invention.

FIG. 5 is a schematic view of the distribution structure of the distributor of the furnace bottom feeder for knotting the furnace lining.

FIG. 6 is a schematic view showing a distribution structure of a discharging pipe of a bottom feeder for furnace lining knotting according to the present invention.

FIG. 7 is a schematic view of a material level switch structure of a furnace bottom feeder for furnace lining knotting.

FIG. 8 is a schematic view of an overall retraction structure of a furnace bottom feeder for knotting a furnace lining according to the present invention.

FIG. 9 is a schematic view of a pipe retracting assembly of a furnace bottom feeder for knotting a furnace lining according to the present invention.

FIG. 10 is a schematic view of the pipe retracting assembly transmission of the furnace bottom feeder for knotting the furnace lining.

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.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Example (b): as shown in fig. 1-2, a furnace bottom charging machine for knotting a furnace lining comprises a fixed main disc 1 fixed at a furnace mouth, wherein the fixed main disc 1 is fixed at the furnace mouth through a plurality of spring steel plates 2, and the plurality of spring steel plates 2 are arranged along the circumferential direction of the fixed main disc 1 and used for clamping the fixed main disc 1 on the furnace mouth. The fixed main disc 1 is provided with a rotating disc 3, in the embodiment, the rotating disc 3 and the fixed main disc 1 are concentrically arranged, the rotating disc 3 is arranged below the fixed main disc 1, the rotating disc 3 is connected with a first power device for driving the rotating disc to rotate, in the embodiment, the first power device is a first motor 4, the first motor 4 is fixed on the upper side of the fixed main disc 1, the first motor 4 penetrates through the fixed main disc and is connected with a driving gear 51, the periphery of the rotating disc 3 is fixedly connected with a fluted disc 50, and the driving gear 51 and the fluted disc 50 are arranged in a meshed mode. The first motor 4 drives the rotating disc 3 to rotate, a thrust bearing is arranged between the fixed main disc 1 and the rotating disc 3, and the fixed main disc 1 is kept fixed.

As shown in fig. 1, a hopper 5 is connected to the fixed main disc 1, a fixed blanking hopper 6 is arranged at the lower end of the hopper 5, a rotary receiving hopper 7 is connected to the fixed blanking hopper 6 passing through the fixed main disc 1, the rotary receiving hopper 7 is fixedly connected with the rotary disc 3, and the rotary receiving hopper and the rotary disc 3 rotate together under the driving of the first motor 4. The lower end of the hopper 5 is provided with a control butterfly valve 8 which can control the charging speed of furnace burden.

The lower end of the rotary receiving hopper 7 is connected with a charging material distributor 10 through a material conveying telescopic hose 9, the lower end of the charging material distributor 10 is connected with a plurality of spreading devices 11, the plurality of spreading devices 11 are uniformly distributed along the circumferential direction of the charging material distributor 10, and the spreading devices 11 are connected with a discharging pipe 12 with a downward opening. Furnace burden is placed in the hopper 5, the flow rate is controlled under the action of the control butterfly valve 8, the furnace burden flows through the fixed hopper 6 and the rotary receiving hopper 7, then flows to the furnace burden distributor 10 through the material conveying telescopic hose 9, is distributed to the inside of the distributor 11 through the furnace burden distributor 10, and then flows to the furnace bottom from the discharge pipe 12, the discharge pipe 12 realizes simultaneous feeding and rotation under the action of the rotary disc 3, the furnace burden is uniformly added to the furnace bottom, the on-site construction environment is greatly improved while the labor intensity is effectively reduced, the added furnace burden is more uniformly distributed in size when falling from a high position, and the follow-up furnace striking is facilitated.

As shown in fig. 1, 5 and 6, three distributors 11 are provided, three distributors 11 are uniformly distributed along the circumferential direction of the charge distributor 10 at intervals of 120 degrees, in this embodiment, each distributor 11 is provided with two discharge pipes 12, one discharge pipe 12 is arranged towards the outer side, and the other discharge pipe 12 is arranged towards the inner side, in this embodiment, the direction close to the central axis of the charge distributor 10 is defined as inner, and the direction far away from the central axis is defined as outer, so that the stable balance of each discharge pipe 12 during the moving discharge process can be ensured.

As shown in fig. 1, a conical distributor 13 is disposed at one end of the charge distributor 10 close to the distributor 11, and the conical distributor 13 is fixed at the lower end of the charge distributor 10 and has an upward convex tip inside, so as to ensure that the furnace material passing through the charge distributor 10 flows into the distributor 11.

As shown in FIGS. 5 and 6, the distance from the tapping pipe 12 to the center of the charge distributor 10 becomes shorter in the following manner. The length of the spreader 11 is shortened in turn. In this embodiment, three distributors 11 are defined as a first distributor 14, a second distributor 15 and a third distributor 16 in sequence from long to short along the rotation direction of the charge distributor 10, two discharging pipes 12 corresponding to the first distributor 14 are respectively defined as a first discharging pipe 17 and a second discharging pipe 18 from far to near from the central axis of the charge distributor 10, a discharging pipe 12 of the second distributor 15 far away from the central axis of the charge distributor 10 is correspondingly defined as a third discharging pipe 19, a fourth discharging pipe 20 close to the central axis of the charge distributor 10, a discharging pipe 12 of the third distributor 16 far away from the central axis of the charge distributor 10 is defined as a fifth discharging pipe 21, and a sixth discharging pipe 22 close to the central axis of the charge distributor 10. In this embodiment, the distribution of the six tapping pipes 12 from the central axis is shown in FIG. 6, the first tapping pipe 17, the third tapping pipe 19, the fifth tapping pipe 21, the second tapping pipe 18, the fourth tapping pipe 20 and the sixth tapping pipe 22 are arranged in this order from the outside to the inside, the first tapping pipe 17 to the sixth tapping pipe 22 cover the entire radius of the furnace bottom, and the charge is uniformly applied to the furnace bottom as the charge distributor 10 rotates.

As shown in FIGS. 1 and 5, in the present embodiment, a refining rake 23 is fixedly installed on the rear side of the discharging pipe 12. The lower end of the refining drag harrow 23 is provided with a plurality of saw teeth. The direction of rotation of the tapping pipe 12 is defined as the front side and vice versa, so that after the tapping pipe 12 has fed the charge into the furnace bottom, the refining scraper 23 follows the rear side of the tapping pipe 12 and pushes the fed charge further to level it, so that the charge is distributed more uniformly in the furnace bottom.

In the embodiment, as shown in fig. 1 and 4, the rotary receiving hopper 7 and the charging material distributor 10 are connected by a first rib 24 and a second rib 25 hinged to each other, one end of the first rib 24 is hinged to the rotary receiving hopper 7 by a first hinge, one end of the second rib 25 is hinged to the charging material distributor 10 by a second hinge, one end of the first rib 24 away from the rotary receiving hopper 7 is hinged to one end of the second rib 25 away from the charging material distributor 10 by a hinge, the first rib 24 and the second rib 25 are provided with a plurality of ribs, in this embodiment, there are three ribs, which are uniformly distributed along the circumferential direction of the rotary receiving hopper 7, that is, they are distributed at 120 degrees, in this embodiment, the first rib 24 and the second rib 25 hinged to each other are located in the same vertical plane, the first rib 24 is fixedly connected with a fixed rotating sleeve 26, the second rib 25 is fixedly connected with a sliding rotating sleeve 27, a supporting foot 28 is sleeved between the fixed rotating sleeve 26 and the sliding rotating sleeve 27, in this embodiment, the supporting foot 28 is fixedly connected to the fixed rotating sleeve 26, and cannot move relatively to the fixed rotating sleeve, and is slidably connected to the sliding rotating sleeve 27, and the supporting foot 28 can guide the elevation of the burden distributor 10. The first rib 24 and the second rib 25 are provided in three, the corresponding support feet 28 are also provided in three, and the three support feet 28 are also provided at an angle of 120 degrees.

As shown in fig. 1, 2 and 4, a lifting rope 29 is further disposed between the charge distributor 10 and the rotary plate 3 on the rotary plate 3, the lifting rope 29 is connected to a second power device for controlling the extension or contraction of the lifting rope 29, the lifting rope 29 is driven by the second power device to be shortened, the charge distributor 10 ascends, the distance from the charge distributor to the rotary plate 3 decreases, the corresponding flexible conveying hose 9 contracts, the first ribs 24 and the second ribs 25 move relatively in the direction away from the flexible conveying hose 9, the sliding rotary sleeve 27 moves upward relative to the supporting legs 28, the material distributor 11 drives the material discharge pipe 12 to move upward, and the above movements are all performed simultaneously, so that the material discharge pipe 12 is lifted, and the lifting during material feeding is realized.

First rib 24 and second rib 25 both can do the direction for the lift of charge distributor 10, can compensate again the unable long distance of defeated material telescopic pipe and drive pivoted not enough, give charge distributor 10 with power transmission, guarantee charge distributor 10's normal rotation, accomplish normal reinforced.

In this embodiment, as shown in fig. 3, three sets of lifting ropes 29 are provided, three corresponding hoists 31 are provided at the bottom of the rotating disc 3, the three sets of lifting ropes 29 are uniformly distributed along the circumferential direction of the burden distributor 10, that is, they are distributed at 120 degrees, the three hoists 31 are also distributed at 120 degrees, the second power device is a second motor 30, the second motor 30 is installed at the bottom of the rotating disc 3, as shown in fig. 2, the second motor 30 transmits power to the universal couplings 34 through the driving bevel gears 32 and the driven bevel gears 33 which are engaged with each other, the universal couplings 34 transmit power to the hoists 31, one second motor 30 is provided, and two universal couplings 34 are provided between the three sets of hoists 31, so that one second motor 30 drives the three hoists 31 to move synchronously, thereby moving the three lifting ropes 29 simultaneously and ensuring the lifting stability.

As shown in fig. 1 and 7, in this embodiment, a material level switch 35 is installed on the refining drag harrow 23 corresponding to the third discharge pipe 19, a drag harrow pressure spring 36 is installed between the refining drag harrow 23 and the installation frame, a drag harrow support 37 capable of compressing the drag harrow pressure spring 36 is connected to the lower end of the drag harrow pressure spring 36, a material level switch 35 is installed at one end of the drag harrow support 37 far away from the refining drag harrow 23, and the material level switch 35 is electrically connected with the second motor 30, in this embodiment, the material level switch 35 is a proximity switch, the refining drag harrow 23 is installed at the rear side of the third discharge pipe 19, because the filling position is higher and higher along with the filling of the refining material, during the subsequent material filling, the refining drag harrow 23 is located at the rear end to level the filled refining material, and along with the rising of the material level, the end of the refining drag harrow 23 in contact with the refining material is higher and higher, the drag harrow support 37 to be close to the material level switch 35, the material level switch 35 transmits a signal to the second motor 30, the second motor 30 drives the winch 31 to start, the lifting pull rope 29 is pulled to be shortened, the discharge pipe 12 is made to ascend, the discharge pipe 12 drives the refining drag harrow 23 to ascend, the drag harrow pressure spring 36 returns to the original position, one end of the refining drag harrow 23 in contact with the knotted material is pushed downwards, the refining drag harrow 23 is made to continue to be leveled, and meanwhile, the drag harrow support 37 is driven to be far away from the material level switch 35, so that the material level switch is reciprocated, and the material charging and the ascending are realized.

Until the feeding to the furnace bottom is finished, the second motor 30 continues to operate to drive the lifting pull rope 29 to pull the furnace charge distributor 10 to the minimum distance from the rotary receiving hopper 7, then the distributor 11 is retracted through the pipeline retracting assembly, finally the state of the furnace bottom feeder is shown in fig. 8, the whole machine is contracted to the minimum in volume, the occupied space is also the minimum, great convenience is brought to the placement of the whole machine, when the furnace bottom feeder needs to be used, the whole machine is taken out, the fixed main disc 1 is fixed at the furnace mouth, the second motor 30 controls the lifting pull rope 29 to place the furnace charge distributor 10 to the furnace bottom, the pipeline retracting assembly is controlled to extend the distributor 11 to the normal use position shown in fig. 1, and the normal feeding use can be achieved.

In this embodiment, as shown in fig. 1, 8, 9 and 10, the pipe retracting assembly includes a housing 38 located outside, the housing 38 is fixed at the lower end of the charge distributor 10, a third motor 39 is disposed in the housing 38, the third motor 39 transmits power to a transmission shaft 42 through a driving bevel gear 40 and a driven bevel gear 41 which are engaged with each other, the transmission shaft 42 transmits power to a nut seat 45 through a first transmission wheel 43 and a second transmission wheel 44 which are engaged with each other, the nut seat 45 is cooperatively provided with a screw rod 46, the screw rod 46 is driven by the nut seat 45 to reciprocate in the axial direction, one end of the screw rod 46 close to the housing 38 is fixedly connected with a fixed push rod 47, one end of the fixed push rod 47 far away from the screw rod 46 is hinged with a movable push rod 48, as shown in fig. 10, one end of the movable push rod 48 is hinged with the fixed push rod 47, and the other end is U-shaped. As shown in FIG. 4, one end of the distributor 11 is fixedly connected with the burden distributor 10, the other end is divided into two sections, one end close to the discharge pipe 12 is hinged, one side far away from the shell 38 is provided with a hinge 49 to hinge the two sections of distributors 11, the other end close to the discharge pipe 12 is hinged with a movable push rod 48, when the movable push rod 48 moves away from the shell 38, the two sections of distributors 11 are pushed to separate, one section of distributor 11 close to the discharge pipe 12 is pushed by the movable push rod 48 to turn upwards along the hinge 49, the occupied volume of the distributor 11 is reduced, the distributor 11 can be folded, when the movable push rod 48 moves close to the shell 38, the two sections of distributors 11 are pushed to close, one section of distributor 11 close to the discharge pipe 12 is pushed by the movable push rod 48 to turn downwards along the hinge 49, the discharge pipe 12 returns to the position where burden can be added, and the addition of furnace burden is realized. In this embodiment, three feeders 11 are provided, three corresponding movable push rods 48 are provided, the three movable push rods 48 are driven by a third motor 39 to perform synchronous motion, the distribution of the three movable push rods is as shown in fig. 10, and the three movable push rods 48 are uniformly distributed at 120 degrees, and the third motor 39 drives three driven bevel gears 41 to rotate, so as to drive three transmission shafts 42 to rotate, thereby performing synchronous motion of three screws 46, and further driving the feeders 11 to fold or put down simultaneously.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (10)

1. The utility model provides a furnace bottom feeder for furnace lining is knoped which characterized in that: including fixing the fixed main disc at the fire door, fixed main disc passes through spring steel sheet and fixes in fire door department, is provided with the rolling disc on the fixed main disc, and the rolling disc is connected with its pivoted power device of drive, is connected with the hopper on the fixed main disc, and the lower extreme of hopper is connected with the furnace charge distributor through defeated material expansion hose, and the lower extreme of furnace charge distributor is connected with a plurality of distributors, and a plurality of distributors are along furnace charge distributor circumference equipartition, are connected with downward open-ended discharging pipe on the distributor.

2. The furnace bottom feeder for furnace lining knotting according to claim 1, characterized in that: the first power device is a first motor, the first motor is connected with a driving gear, a fluted disc is fixedly connected to the periphery of the rotating disc, and the driving gear and the fluted disc are meshed.

3. The furnace bottom feeder for furnace lining knotting according to claim 2, characterized in that: the lower extreme of hopper is provided with fixed hopper down, the fixed main disc that passes of fixed hopper down is connected with and rotates and connects the hopper, it connects hopper and rolling disc fixed connection to rotate, defeated material expansion hose's upper end is fixed and is connect the hopper in the rotation.

4. The furnace bottom feeder for furnace lining knotting according to claim 3, characterized in that: the furnace charge distributor is characterized in that one end of the furnace charge distributor, which is close to the distributor, is provided with a conical distributor, the conical distributor is fixed at the lower end of the furnace charge distributor, and an upward convex tip is arranged in the conical distributor.

5. The bottom feeder for furnace lining knotting according to claim 4, characterized in that: the distance from the plurality of discharge pipes to the center of the charging material distributor is sequentially shortened along the rotation direction of the charging material distributor, the length of the plurality of distributors is sequentially shortened along the rotation direction of the charging material distributor, and the discharge pipes on the same distributor are arranged towards different directions.

6. The bottom feeder for furnace lining knotting according to claim 5, characterized in that: and a plurality of groups of lifting pull ropes are arranged between the rotary receiving hopper and the furnace charge distributor and are uniformly distributed along the circumferential direction of the furnace charge distributor.

7. The bottom feeder for furnace lining knotting according to claim 6, characterized in that: the rotating disc is provided with a plurality of groups of winches corresponding to the lifting pull ropes, the winches are connected through universal couplings, the second power device is a second motor, and the second motor is connected with one universal coupling through a driving bevel gear and a driven bevel gear which are meshed with each other.

8. The bottom feeder for furnace lining knotting according to claim 7, characterized in that: the rotary material receiving hopper is connected with the charging material distributor through a first umbrella rib and a second umbrella rib which are mutually hinged, one end of the first umbrella rib is hinged with the rotary material receiving hopper through a first hinged support, one end of the second umbrella rib is hinged with the charging material distributor through a second hinged support, and one end of the first umbrella rib, far away from the rotary material receiving hopper, is hinged with one end of the second umbrella rib, far away from the charging material distributor, through a hinged shaft.

9. The bottom feeder for furnace lining knotting according to claim 8, wherein: the back side of discharging pipe installs the refining drag harrow through the mounting bracket, is located one of them at middle part be provided with the material level switch on the refining drag harrow that the discharging pipe corresponds, the material level switch is connected with second power device.

10. The bottom feeder for furnace lining knotting according to any one of claims 1 to 9, characterized in that: one end of the material distributor is fixedly connected with the furnace charge distributor, the other end of the material distributor is divided into two sections, one end of the material distributor close to the discharge pipe is hinged, a pipeline packing assembly is arranged at the lower end of the furnace charge distributor and comprises a third motor, the third motor is connected with a transmission shaft through a driving bevel gear and a driven bevel gear which are meshed with each other, the transmission shaft is connected with a nut seat through a first transmission wheel and a second transmission wheel which are meshed with each other, a screw rod is arranged on the nut seat in a matched mode, one end of the screw rod is connected with a movable push rod, and one end of the movable push rod is hinged with the material distributor close to the discharge pipe.

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