CN115449386A - Briquette tamping device for horizontal coke oven - Google Patents

Abstract

The invention discloses a coal cake tamping device for a horizontal coke oven, which comprises: the coal bin is formed by enclosing a coal supporting plate, a fixed baffle, a rear baffle, a left baffle and a right baffle, a plurality of left upright posts are fixedly arranged on a base positioned on the left side of the left baffle, each left upright post is hinged with at least one first hinge rod, the other end of each first hinge rod is hinged on the left baffle, the first hinge rods are parallel to each other, and at least one first twisting mechanism is arranged between the left baffle and the base; the base on the right side of the right baffle is fixedly provided with a plurality of right stand columns, each right stand column is hinged with at least one second hinged rod, the other end of each second hinged rod is hinged on the right baffle, the second hinged rods are parallel to each other, and at least one second rubbing mechanism is arranged between the right baffle and the base. The device can guarantee the smoothness and the integrality of the left side wall and the right side wall after the coal cake is demoulded, the workload of workers is reduced, and the coke making yield of the coal cake is improved.

Description

Coal cake tamping device for horizontal coke oven

Technical Field

The invention relates to kiln equipment, in particular to a briquette tamping device for a horizontal coke oven.

Background

The coke is one kind of solid fuel, is obtained by dry distillation of coal at high temperature of about 1000 ℃, is divided into three major types, namely metallurgical coke, foundry coke and chemical coke according to different purposes, is mainly used for smelting steel or other metals, and can also be used as raw materials for producing water gas, gasification, chemical industry and the like.

The coke production adopts coke oven equipment, and the coke oven is a kiln for making coke by using coal, wherein the coke oven is a furnace structure generally built by refractory bricks and refractory blocks.

In the coke production, bulk coal needs to be tamped to form coal cakes, and a coal cake tamping device is usually adopted to perform coal cake tamping operation. The coal cake tamping device commonly available on the market at present comprises: the coal box is surrounded by coal supporting plate, fixed stop, backplate, left baffle and right baffle and constitutes the open cuboid box structure in top, and fixed stop is fixed in on the base, and the coal supporting plate sets up on the base through back-and-forth movement structure, and the backplate sets up on the rear end of coal supporting plate, and the dolly of tamping of taking the mechanism of tamping passes through moving platform and walks in the upper portion of coal box. The during operation is tamped the scattered coal in the coal bunker through tamping mechanism, after the tamping is finished, outwards directly pull open left baffle and right baffle respectively, make the left and right sides wall of coal cake separate the drawing of patterns with left baffle, right baffle respectively, but this kind of open drawing of patterns mode is at the drawing of patterns in-process, the left and right sides wall of coal cake very easily bonds on left baffle and right baffle, this not only can destroy the integrity of coal cake, still cause the collapse of coal cake lateral wall easily, increase work load for the staff, slow down the production rhythm, the productivity must not improve.

Disclosure of Invention

The technical problems to be solved by the invention are as follows: the utility model provides a simple structure, left baffle and right baffle drawing of patterns in-process guarantee that smooth complete coal cake tamping unit for horizontal coke oven of the wall of coal cake left and right sides.

In order to solve the problems, the invention adopts the technical scheme that: the briquette tamping device for the horizontal coke oven comprises: the coal box is surrounded by a coal supporting plate, a fixed baffle, a rear baffle, a left baffle and a right baffle to form a cuboid box structure with an open top, the fixed baffle is fixed on the base, the coal supporting plate is arranged on the base through a front-back moving structure, and the rear baffle is arranged at the rear end of the coal supporting plate; a plurality of left upright posts are fixedly arranged on the base positioned on the left side of the left baffle plate, and the left upright posts are arranged in a straight line from front to back; each left upright post is hinged with at least one first hinge rod, the other end of each first hinge rod is hinged with a first connecting frame, each first connecting frame is fixedly connected to the left side wall of the left baffle, the first hinge rods are parallel to each other, and at least one first rubbing mechanism for driving the left baffle to move leftwards and forwards or rightwards and backwards is arranged between the left baffle and the base; the right baffle is characterized in that a plurality of right upright posts are fixedly arranged on the base on the right side of the right baffle, each right upright post is arranged in a straight line from front to back, at least one second hinged rod is hinged to each right upright post, a second connecting frame is hinged to the other end of each second hinged rod, each second connecting frame is fixedly connected to the right side wall of the right baffle, the second hinged rods are parallel to each other, and at least one second rubbing mechanism for driving the right baffle to move towards the right front direction or towards the left back direction is arranged between the right baffle and the base.

The number of the first rubbing mechanisms in the scheme is preferably two. Each first twisting mechanism has the structure that: a first mounting seat is fixedly mounted on a base located on the left side of the left baffle, a cylinder body of a first oil cylinder is hinged to the first mounting seat, an extension rod of the first oil cylinder faces the front or the rear, a first mounting frame is hinged to the extension rod of the first oil cylinder, and the first mounting frame is fixedly mounted on the left side wall of the left baffle; and the direction of the extending rod of the first oil cylinder in each first twisting mechanism is consistent.

The number of the second twisting mechanisms in the scheme is preferably two. Each second twisting mechanism has the structure that: a second mounting seat is fixedly mounted on the base on the right side of the right baffle, the cylinder body of a second oil cylinder is hinged to the second mounting seat, an extension rod of the second oil cylinder faces the front or the rear, a second mounting frame is hinged to the extension rod of the second oil cylinder, and the second mounting frame is fixedly mounted on the right side wall of the right baffle; and the direction of the extending rod of the second oil cylinder in each second twisting mechanism is consistent.

In the coke production, the tamped coal cake is directly pushed into a carbonization chamber of a coke oven for coking, and the upper layer of the coal cake has a certain burning loss phenomenon and large loss in the coking process; in addition, the coke powder and the coke pieces are inevitably remained after coking, which causes resource waste, so the utilization rate of coal resources is not ideal. In order to realize the utilization of coke powder and coke butyl waste and reduce the burning loss rate of the upper layer of the coal cake, the scheme is that a coke powder hopper with a material inlet is fixedly arranged on a moving platform of the tamping trolley, and the bottom of the coke powder hopper is provided with a cuboid material outlet; the material discharge port is fixed and communicated with a top feed port of a star-shaped discharger with a driving device, and an extension sleeve in the shape of a cuboid cylinder is fixedly connected to a bottom discharge port of the star-shaped discharger; the extension sleeve is sleeved with a movable guide sleeve in a cuboid cylinder shape, the outline of the outer side wall of the extension sleeve is correspondingly matched with that of the outer side wall of the extension sleeve, an outlet at the bottom end of the movable guide sleeve is positioned above the coal box, a sliding driving device is arranged between the coke powder hopper and the movable guide sleeve, and the movable guide sleeve is driven by the sliding driving device to move upwards or downwards relative to the extension sleeve to a required position and then is kept at the position.

The variety of common sliding driving devices on the market at present is various, and theoretically, the sliding driving device can be adopted as long as the purpose that the movable guide sleeve is enabled to move upwards or downwards relative to the extension sleeve to a required position and then is kept at the position is achieved in the scheme. The scheme preferably has the following structure: the structure of the sliding driving device is as follows: the cylinder bodies of the two driving oil cylinders are fixedly arranged on the coke powder hopper through the corresponding upper mounting seats, the extending rods of the two driving oil cylinders point to the right below, the bottom ends of the extending rods of the two driving oil cylinders are fixedly arranged on the movable guide sleeve through the corresponding lower mounting seats, and the two driving oil cylinders are symmetrically distributed left and right relative to the vertical center line of the coke powder hopper. The sliding driving device adopting the structure has the advantages of simple structure, convenient operation and maintenance, small occupied space of the sliding driving device, good stability of upward or downward movement of the movable guide sleeve and the like.

Further, in the briquette tamping device for the horizontal coke oven, at least one weighing module for measuring the weight of the material in the coke powder hopper is installed on the outer side wall of the coke powder hopper below the material inlet.

Further, in the coal cake tamping device for the horizontal coke oven, the number of the weighing modules is four: the device comprises a first weighing module, a second weighing module, a third weighing module and a fourth weighing module; the position distribution of the four weighing modules is as follows: the first weighing module and the second weighing module are distributed on the front side wall of the coke powder hopper and are distributed in bilateral symmetry relative to the vertical center line of the front side wall of the coke powder hopper; the third weighing module and the fourth weighing module are distributed on the rear side wall of the coke powder hopper and are distributed in bilateral symmetry relative to the vertical center line of the rear side wall of the coke powder hopper.

Further, in the briquette tamping device for the horizontal coke oven, a level indicator for measuring the height of the material in the coke powder hopper is installed on the outer side wall of the coke powder hopper below the material inlet, and the level indicator is located above the weighing module.

Further, in the briquette tamping apparatus for a horizontal coke oven, a distance H1 from the right edge of the movable guide sleeve to the left sidewall of the right baffle is 50 ± 2 mm, and a distance H2 from the left edge of the movable guide sleeve to the right sidewall of the left baffle is 50 ± 2 mm.

Further, in the briquette tamping device for the horizontal coke oven, the coke powder hopper is composed of an upper coke powder hopper with a cuboid cylindrical structure and a lower coke powder hopper with a trumpet-shaped cylindrical structure from top to bottom in sequence; the material feed inlet is located the top of the upper coke powder hopper, the top open mouth of the lower coke powder hopper is a cuboid upper open mouth in sealed butt joint with the bottom open mouth of the upper coke powder hopper, the bottom open mouth of the lower coke powder hopper is a material discharge port, the width of the material discharge port in the front-back direction is smaller than that of the cuboid upper open mouth in the front-back direction, the length of the material discharge port in the left-right direction is smaller than that of the cuboid upper open mouth in the left-right direction, the front side wall and the rear side wall of the coke powder hopper are in front-back symmetry, and the left side wall and the right side wall of the coke powder hopper are in left-right symmetry.

The material feeding port of the coke powder hopper is positioned at the top of the coke powder hopper, an automatic material discharging valve is also arranged above the coke powder hopper in a hanging mode, the material level meter and the data conveying line of the weighing module are in signal connection with the control system, and the control line of the automatic material discharging valve, the drive control line of the moving platform, the drive control line of the driving device of the star-shaped discharger, the drive control line of the first twisting mechanism and the drive control line of the second twisting mechanism are all connected with the control system so as to achieve automatic control.

The invention has the beneficial effects that: (1) the demoulding mode of the left baffle and the right baffle is improved from the traditional direct-open demoulding mode into a rubbing demoulding mode that the left baffle moves towards the left front direction for demoulding and the right baffle moves towards the right front direction for demoulding, so that the smoothness and the integrity of the left side wall and the right side wall of the moulded coal cake after being demoulded can be well ensured, the phenomenon that part of the side wall of the coal cake is adhered to the left baffle and the right baffle is not easy to cause after demoulding, the phenomenon of collapse of the side wall of the coal cake is not easy to occur, the workload of workers is greatly reduced, the production rhythm is improved, and the coke making yield of the coal cake is greatly improved; (2) the coke powder paving device recycles residual coke powder coke blocks after the coal cake is coked and paves the coke powder coke blocks on the upper layer of the coal cake, so that waste utilization can be realized, the utilization rate of coal resources is improved, natural resources are saved, the burning loss rate of the upper layer during coking of the coal cake can be reduced, the burning loss rate of the coal cake paved with the coke powder coke blocks is reduced by more than 80 percent compared with that of the coal cake not paved with the coke powder coke blocks, the coke capacity is improved, and the production cost of enterprises is reduced.

Drawings

FIG. 1 is a schematic structural view of a briquette tamping apparatus for a horizontal coke oven according to the present invention.

Fig. 2 is a schematic view of the structure in the top view of fig. 1.

Fig. 3 is a partially enlarged schematic view of a portion a of fig. 2.

Fig. 4 is a partially enlarged structural view of a portion B in fig. 2.

Fig. 5 is a partially enlarged structural view of a portion D in fig. 2.

Fig. 6 is a partially enlarged structural view of a portion C in fig. 2.

FIG. 7 is a schematic structural view of a second embodiment of the briquette tamping apparatus for a horizontal coke oven according to the present invention.

FIG. 8 is a schematic view showing the construction of the coke powder laying apparatus of FIG. 7.

Fig. 9 is a schematic view of a portion of the structure of fig. 7 with the fixed stop removed, viewed from the left.

Fig. 10 is a partially enlarged schematic view of fig. 9.

Detailed Description

The technical solution of the present invention will be further described in detail with reference to the accompanying drawings and preferred embodiments.

For convenience of description, the terms "front", "rear", "left" and "right" are used in this embodiment to define the following: the direction on the left-hand side of fig. 1 is defined as "front", and the direction on the right-hand side of fig. 1 is defined as "rear". When the directions are the same as the directions of "front" and "rear" defined above, the direction located above fig. 2 is defined as "right" and the direction located below fig. 2 is defined as "left". Similarly, in conjunction with the previous direction definitions, the direction on the left hand side of FIG. 9 is defined as "right" and the direction on the right hand side of FIG. 9 is defined as "left". All the positions of the directional words referred to in the following examples are defined as criteria.

Example one

Traditional horizontal for coke oven coal cake tamping unit includes: coal bunker 1 and the area tamping dolly of mechanism of tamping that carries out the tamping to the scattered coal in coal bunker 1, coal bunker 1 surrounds by coal supporting plate 15, fixed stop 11, backplate 12, left baffle 13 and right baffle 14 and constitutes the open cuboid box structure in top, and fixed stop 11 is fixed in on the base, and coal supporting plate 15 sets up on the base through back-and-forth movement structure, and backplate 12 sets up on coal supporting plate 15's rear end, refers to fig. 1 and 2 and shows. The base is a foundation for placing the coal box 1, in actual use, the base can be a cement ground of a plant ground, and can also be a rack, a steel plate and the like fixedly installed on the ground, and the base is selected from a conventional design and is not required. In addition, the front-back moving structure can adopt a guide rail roller form, the coal supporting plate 15 moves forwards or backwards under the action of external force through the guide rail roller form, and the guide rail roller form also belongs to a mature technology, so that the specific structure of the guide rail roller form is not described in detail herein.

The coal cake tamping device for the horizontal coke oven in the embodiment is an improvement on the traditional coal cake tamping device for the horizontal coke oven, and has the improvement that the mode of outward opening and demoulding of the left baffle 13 and the right baffle 14 is different, the demoulding mode of the left baffle 13 and the right baffle 14 is improved from the traditional direct-open demoulding mode to a rubbing demoulding mode that the left baffle 13 moves towards the left front direction for demoulding and the right baffle 14 moves towards the right front direction for demoulding, and the concrete structure is as follows:

as shown in fig. 2 and 5, a plurality of left upright posts 16 are fixedly arranged on the base positioned on the left side of the left baffle 13, and the left upright posts 16 are arranged in a straight line from front to back to form a row, and at this time, the straight line of the row where each left upright post 16 is positioned is parallel to the left baffle 13. At least one first hinged rod 161 is hinged to each left upright post 16, a first connecting frame 162 is hinged to the other end of each first hinged rod 161, each first connecting frame 162 is fixedly connected to the left side wall of the left baffle 13, and the first hinged rods 161 are parallel to each other. At this time, in the process of pushing the left baffle 13 forward, each first hinge rod 161 swings counterclockwise around the hinge point a between itself and the corresponding left upright post 16, so that the left baffle 13 moves in the left front direction and is far away from the coal supporting plate 15, and the purpose of rubbing and demoulding the left baffle 13 is achieved; conversely, in the process of pushing the left baffle 13 backwards, each first hinge rod 161 swings clockwise around the hinge point a between itself and the corresponding left upright 16, so that the left baffle 13 moves in the back-right direction, and approaches the coal supporting plate 15 until the left baffle 13 abuts against the left side of the coal supporting plate 15 again, as shown in fig. 2 and 5, the left baffle 13 abuts against the left side of the coal supporting plate 15.

In this embodiment, at least one first twisting mechanism 3 for driving the left baffle 13 to move in the left-front direction or in the right-rear direction is further disposed between the left baffle 13 and the base. The number of the first rubbing mechanisms 3 is preferably set to two. As shown in fig. 2 and 6, each of the first twisting mechanisms 3 has a structure that: a first mounting seat 31 is fixedly mounted on a base positioned on the left side of the left baffle 13, a cylinder body of a first oil cylinder 32 is hinged on the first mounting seat 31, an extension rod 33 of the first oil cylinder 32 faces the front or the rear, a first mounting frame 34 is hinged on the extension rod 33 of the first oil cylinder 32, and the first mounting frame 34 is fixedly mounted on the left baffle 13; and the extending rod 33 of the first oil cylinder 32 in each first twisting mechanism is in the same direction. Taking the example that the extension bar 33 of the first cylinder 32 is oriented forward as shown in fig. 6, the extension bar 33 of the first cylinder 32 can push the left baffle 13 forward while extending forward, and the extension bar 33 of the first cylinder 32 can push the left baffle 13 backward while retracting backward.

As shown in fig. 2 and 3, a plurality of right upright posts 17 are fixedly arranged on the base positioned at the right side of the right baffle plate 14, and the right upright posts 17 are arranged in a straight line from front to back to form a column, and at this time, the straight line of the column where the right upright posts 17 are positioned is parallel to the right baffle plate 14. At least one second hinge rod 171 is hinged on each right upright post 17, a second connecting frame 172 is hinged at the other end of each second hinge rod 171, each second connecting frame 172 is fixedly connected to the right side wall of the right baffle plate 14, and the second hinge rods 171 are parallel to each other. At this time, in the process of pushing the right baffle 14 forward, each second hinged rod 171 swings clockwise around the hinged point b between itself and the corresponding right upright post 17, so that the right baffle 14 moves in the right front direction and is far away from the coal supporting plate 15, and the purpose of rubbing and demoulding the right baffle 14 is achieved; conversely, in the process of pushing the right baffle 14 backwards, each second hinge rod 171 swings anticlockwise around the hinge point b between itself and the corresponding right upright post 17, so that the right baffle 14 moves in the left-back direction, approaches the coal supporting plate 15 until the right baffle 14 abuts against the right side of the coal supporting plate 15 again, as shown in fig. 2 and fig. 3, the position state diagram of the right baffle 14 abutting against the right side of the coal supporting plate 15 is shown.

In this embodiment, at least one second twisting mechanism 2 for driving the right baffle 14 to move towards the right front direction or the left rear direction is further disposed between the right baffle 14 and the base. The number of the second rubbing mechanisms 2 is preferably set to two. As shown in fig. 2 and 4, each second twisting mechanism 2 has the following structure: a second mounting seat 21 is fixedly mounted on the base located on the right side of the right baffle 14, the cylinder body of a second oil cylinder 22 is hinged to the second mounting seat 21, an extension rod 23 of the second oil cylinder 22 faces the front or the rear, a second mounting frame 24 is hinged to the extension rod 23 of the second oil cylinder 22, and the second mounting frame 24 is fixedly mounted on the right baffle 14; and the orientation of the extension rod 23 of the second oil cylinder 22 in each second twisting mechanism is consistent. Taking the example that the extension rod 23 of the second oil cylinder 22 shown in fig. 4 faces forward as an example, the extension rod 23 of the second oil cylinder 22 achieves the purpose of pushing the right baffle 14 forward during the process of extending forward, and the extension rod 23 of the second oil cylinder 22 achieves the purpose of pushing the right baffle 14 backward during the process of retracting backward.

The demoulding mode of the left baffle 13 and the right baffle 14 is improved into a mode that the left baffle 13 moves towards the left front direction from a traditional direct-opening demoulding mode, the right baffle 14 moves towards the right front direction to a rubbing demoulding mode, the smoothness and the integrity of the left side wall and the right side wall after the moulded briquette 1 is demoulded can be well ensured, the phenomenon that the side wall of the briquette 1 is partially adhered to the left baffle 13 and the right baffle 14 after the demoulding is not easily caused, the phenomenon that the side wall of the briquette 10 collapses is more difficultly caused, the workload of workers is greatly reduced, the production rhythm can be improved, the coking yield of the briquette is greatly improved, and the production cost of enterprises is reduced.

Example two

In the embodiment, a coke powder paving device is arranged on the tamping trolley on the basis of the second embodiment.

As shown in fig. 7, 8 and 9, the coke powder spreading device according to the present embodiment includes: the moving platform 40 is arranged on the tamping trolley, the coke powder hopper 4 with a material feeding hole is fixedly arranged on the moving platform 40, and the coke powder hopper 4 can horizontally move forwards or backwards relative to the coal box 1 through the moving platform 40. The bottom of the coke powder hopper 4 is provided with a cuboid material outlet. The material discharge gate is fixed and communicates with the top feed inlet of the star-shaped tripper 7 who takes drive arrangement 71, and the extension sleeve 8 of cuboid barrel shape is fixed to be installed in the bottom discharge gate department of star-shaped tripper 7. The extension sleeve 8 is sleeved with a movable guide sleeve 9 which is matched with the outer side wall profile of the extension sleeve 8 correspondingly and in a cuboid cylinder shape, the outlet at the bottom end of the movable guide sleeve 9 is positioned at the rear end of the coal box 1 and above the inner side of the rear baffle 12, a sliding driving device is arranged between the coke powder hopper 4 and the movable guide sleeve 9, and the movable guide sleeve 9 is driven by the sliding driving device to move upwards or downwards relative to the extension sleeve 8 to a required position and then is kept at the position.

The driving device 71 for driving the star discharger 7 may be a commercially available driving device, and belongs to a mature device, such as a motor with a driving belt, and the like, and the driving device is not required here. The sliding drive device can adopt various types of sliding drive devices commonly available on the market, as long as the movable guide sleeve 9 can move upwards or downwards relative to the extension sleeve 8 to a required position and be kept in the position.

The structure of the sliding driving device in this embodiment is: the cylinder bodies of the two driving oil cylinders 6 are fixedly arranged on the coke powder hopper 4 through the corresponding upper mounting seats 61, and the extending rods 60 of the two driving oil cylinders 6 point to the right lower side. The bottom ends of the extension rods 60 of the two driving oil cylinders 6 are fixedly arranged on the movable guide sleeve 9 through the corresponding lower mounting seats 62.

The extension rods 60 of the two oil cylinders 6 retract upwards synchronously, after the movable guide sleeve 9 is pulled to move upwards to a required position relative to the extension sleeve 8, the extension rods 60 of the two oil cylinders 6 keep the position unchanged, and the height of the movable guide sleeve 9 cannot interfere with the tamping operation of the coal cake 10. After the bulk coal in the coal box 1 is tamped into the coal cake 10, the extension rods 60 of the two oil cylinders 6 synchronously extend downwards, the extension rods 60 of the two oil cylinders 6 keep the position unchanged after the movable guide sleeve 9 is pushed to move downwards relative to the extension sleeve 8 to the required position, and then the subsequent laying work of the coke powder and the coke cubes can be carried out.

In order to enable the two oil cylinders 6 to more stably push the movable guide sleeve 9 to move upwards or downwards relative to the extension sleeve 8 without phenomena of blocking, abrasion and the like caused by deflection, the two driving oil cylinders 6 are arranged at positions which are distributed in bilateral symmetry relative to the vertical center line of the coke powder hopper 4.

The sliding driving device adopting the structure has the advantages of simple structure, convenience in operation and maintenance, small occupied space of the sliding driving device and the like.

After the coal is tamped by the briquette tamping device, the coke powder laying device is moved by the moving platform 40 to the discharge end of the briquette tamping device, as shown in fig. 7. Under the driving of the sliding driving device, the movable guide sleeve 9 moves downwards relative to the extension sleeve 8 to the upper part of the rear end of the coal cake 10, and the gap between the lower end edge of the movable guide sleeve 9 and the upper surface of the coal cake 10 is controlled to be 30-50 mm. The rear end of the coal supporting plate 15 is pulled by the coal-charging coke pusher, a driving device of the coal-charging coke pusher is started, the coal-charging coke pusher pulls the coal supporting plate 15 to move backwards at a constant speed, and meanwhile, the star-shaped discharger 7 is driven by the driving device 71 to continuously output coke powder coke cubes in the coke powder hopper 4 downwards, so that the coke powder coke cubes are uniformly paved on the upper surface of the coal cake 10 moving backwards at a constant speed.

For make things convenient for more fully utilize the burnt butyl of fine coke, reduce extravagantly, design the bottom open-ended size of activity guide pin bushing 9 in this embodiment: as shown in fig. 10, a distance H1 from the right edge of the movable guide 9 to the left wall of the right baffle 14 is 50 ± 2 mm, and a distance H2 from the left edge of the movable guide 9 to the right wall of the left baffle 13 is 50 ± 2 mm. The coke powder and coke cubes can overflow towards the left direction and the right direction in the laying process, the arrangement of the H1 and the H2 can ensure that the coke powder and coke cubes are fully laid on the upper surface of the coal cake 10 on the basis of reducing the waste of the coke powder and coke cubes, resources are utilized to the maximum degree, and the resource waste rate is reduced.

In order to facilitate better discharging of the coke breeze coke cubes, as shown in fig. 8 and 9, the coke breeze hopper 4 in the embodiment is composed of an upper coke breeze hopper 41 with a cuboid tubular structure and a lower coke breeze hopper 42 with a trumpet-shaped tubular structure from top to bottom in sequence. The top of lower coke powder hopper 42 is opened wide the opening and is opened wide the cuboid upper shed of the sealed butt joint of opening for the bottom with last coke powder hopper 41, the bottom of lower coke powder hopper 42 is opened wide the opening and is the material discharge gate with the sealed butt joint of top feed inlet of star type tripper 7, the width of material discharge gate fore-and-aft direction is less than the width of cuboid upper shed fore-and-aft direction, the length of material discharge gate left and right directions is less than the length of cuboid upper shed left and right directions, and the preceding lateral wall and the back lateral wall of coke powder hopper 4 are front and back symmetry, the left side wall and the right side wall of coke powder hopper 4 are bilateral symmetry.

The residual coke powder and coke cubes after the coal cake 10 is coked are recycled by adopting the coke powder paving device and are paved on the upper layer of the coal cake 10, so that the waste utilization can be realized, the utilization rate of coal resources is improved, natural resources are saved, the burning loss rate of the upper layer during the coking of the coal cake 10 can be reduced, compared with the coal cake 10 without paving the coke powder and coke cubes, the burning loss rate of the coal cake 10 with paving the coke powder and coke cubes is reduced by more than 80%, the coke capacity is improved, and the production cost of enterprises is reduced.

In this embodiment, at least one weighing module for measuring the weight of the coke powder in the coke powder hopper 4 is installed on the outer side wall of the coke powder hopper 4 below the material feeding hole. The number of weighing modules is preferably set to four: a first weighing module 51, a second weighing module 52, a third weighing module 53 and a fourth weighing module. The position distribution of four weighing modules is as follows: the first weighing module 51 and the second weighing module 52 are distributed on the front side wall of the coke powder hopper 4, and are distributed in bilateral symmetry relative to the vertical center line of the front side wall of the coke powder hopper 4. The third weighing module 53 and the fourth weighing module are distributed on the rear side wall of the coke powder hopper 4, and are distributed in bilateral symmetry with respect to the vertical center line of the rear side wall of the coke powder hopper 4. So as to improve the accuracy of the measurement of the weighing module.

In the present embodiment, a level meter 54 for measuring the height of the material in the coke powder hopper 4 is installed on the outer side wall of the coke powder hopper 4 below the material feed port, and the level meter 54 is located above each weighing module.

In the actual operation process, a material feeding valve is also arranged above the material feeding port of the coke powder hopper 4 in a hanging mode, if the coke powder hopper 4 needs to be fed, the coke powder hopper 4 moves to the lower portion of the material feeding valve through the moving platform 40, the material feeding valve is opened, and coke powder coke dices are supplemented into the coke powder hopper 4, so that the phenomenon that the coke powder coke dices are exhausted and not supplemented in place in the laying process is avoided. In order to realize automatic operation, the discharging valve can be set as an automatic discharging valve, the opening and closing of the automatic discharging valve are controlled by a control system, a driving device for driving the coke powder hopper 4 to move back and forth is also controlled by the control system, the material level meter 54 is in signal connection with a data transmission line of the weighing module and the control system, the control system can acquire the height value of the material detected by the material level meter 54 and the weight data of the weighing module in real time and compare the height value with the lightest value of the material set by the control system, if the weight of the coke powder coke dices in the coke powder hopper 4 does not meet the weight value laid on the surface of 1 briquette 10, the control system controls the moving platform 40 to ensure that the coke powder hopper 4 automatically moves to the lower part of the automatic discharging valve through the moving platform 40, the automatic discharging valve is opened to supplement the coke powder coke dices in the coke powder hopper 4, and when the height of the coke powder coke dices reaches the height value of the material level meter 54, the automatic discharging valve is automatically closed through the control system, so as to realize intelligent control.

The control line of the automatic discharging valve, the drive control line of the moving platform, the drive control line of the drive device of the star-shaped discharger, the drive control line of the first twisting mechanism, the drive control line of the second twisting mechanism and the control line of the tamping trolley with the tamping mechanism can be connected with the control system, the control of each action is realized through the control system, and the full-automatic operation is realized.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, but any modifications or equivalent variations made in accordance with the technical spirit of the present invention are within the scope of the present invention as claimed.

Claims (10)

1. A briquette tamping device for a horizontal coke oven, comprising: the coal box is surrounded by a coal supporting plate, a fixed baffle, a rear baffle, a left baffle and a right baffle to form a cuboid box structure with an open top, the fixed baffle is fixed on the base, the coal supporting plate is arranged on the base through a front-back moving structure, and the rear baffle is arranged at the rear end of the coal supporting plate; the method is characterized in that: a plurality of left upright posts are fixedly arranged on the base positioned on the left side of the left baffle plate, and the left upright posts are arranged in a straight line from front to back; at least one first hinge rod is hinged on each left upright post, a first connecting frame is hinged at the other end of each first hinge rod, each first connecting frame is fixedly connected to the left side wall of the left baffle, the first hinge rods are parallel to each other, and at least one first rubbing mechanism for driving the left baffle to move in the left front direction or the right rear direction is arranged between the left baffle and the base; the right baffle is characterized in that a plurality of right upright posts are fixedly arranged on the base on the right side of the right baffle, each right upright post is arranged in a straight line from front to back, at least one second hinged rod is hinged to each right upright post, a second connecting frame is hinged to the other end of each second hinged rod, each second connecting frame is fixedly connected to the right side wall of the right baffle, the second hinged rods are parallel to each other, and at least one second rubbing mechanism for driving the right baffle to move towards the right front direction or towards the left back direction is arranged between the right baffle and the base.

2. The briquette tamping device for a horizontal coke oven as claimed in claim 1, wherein: the number of the first twisting mechanisms is two; each first twisting mechanism has the structure as follows: a first mounting seat is fixedly mounted on a base located on the left side of the left baffle, a cylinder body of a first oil cylinder is hinged to the first mounting seat, an extension rod of the first oil cylinder faces the front or the rear, a first mounting frame is hinged to the extension rod of the first oil cylinder, and the first mounting frame is fixedly mounted on the left side wall of the left baffle; the direction of an extending rod of the first oil cylinder in each first twisting mechanism is consistent; the number of the second twisting mechanisms is two; each second twisting mechanism has the structure that: a second mounting seat is fixedly mounted on the base located on the right side of the right baffle, the cylinder body of a second oil cylinder is hinged to the second mounting seat, an extension rod of the second oil cylinder faces the front or the rear, a second mounting frame is hinged to the extension rod of the second oil cylinder, and the second mounting frame is fixedly mounted on the right side wall of the right baffle; and the direction of the extending rod of the second oil cylinder in each second twisting mechanism is consistent.

3. The briquette tamping device for a horizontal coke oven according to claim 1 or 2, wherein: be provided with on the tamping dolly and spread burnt powder device, the burnt powder device of shop include: a coke powder hopper with a material feeding hole is fixedly arranged on a moving platform on the tamping trolley, and a cuboid-shaped material discharging hole is formed in the bottom of the coke powder hopper; the material discharge port is fixed and communicated with a top feed port of a star discharger with a driving device, and a cuboid-barrel-shaped extension sleeve is fixedly connected with a bottom discharge port of the star discharger; the extension sleeve is sleeved with a movable guide sleeve which is matched with the outer side wall profile of the extension sleeve correspondingly and in a cuboid cylinder shape, an outlet at the bottom end of the movable guide sleeve is positioned above the coal box, a sliding driving device is arranged between the coke powder hopper and the movable guide sleeve, and the movable guide sleeve is driven by the sliding driving device to move upwards or downwards relative to the extension sleeve to a required position and then is kept at the position.

4. The briquette tamping device for a horizontal coke oven according to claim 3, wherein: the structure of the sliding driving device is as follows: the cylinder bodies of the two driving oil cylinders are fixedly arranged on the coke powder hopper through the corresponding upper mounting seats, the extending rods of the two driving oil cylinders point to the right below, the bottom ends of the extending rods of the two driving oil cylinders are fixedly arranged on the movable guide sleeve through the corresponding lower mounting seats, and the two driving oil cylinders are symmetrically distributed left and right relative to the vertical center line of the coke powder hopper.

5. The briquette tamping device for a horizontal coke oven according to claim 3, wherein: at least one weighing module used for measuring the weight of the materials in the coke powder hopper is arranged on the outer side wall of the coke powder hopper below the material feeding hole.

6. The briquette tamping device for a horizontal coke oven according to claim 5, wherein: the number of weighing modules is set to four: the weighing system comprises a first weighing module, a second weighing module, a third weighing module and a fourth weighing module; the position distribution of the four weighing modules is as follows: the first weighing module and the second weighing module are distributed on the front side wall of the coke powder hopper and are distributed in bilateral symmetry relative to the vertical center line of the front side wall of the coke powder hopper; the third weighing module and the fourth weighing module are distributed on the rear side wall of the coke powder hopper and are distributed in bilateral symmetry relative to the vertical center line of the rear side wall of the coke powder hopper.

7. The briquette tamping device for a horizontal coke oven according to claim 6, wherein: and a charge level indicator for measuring the height of the material in the coke powder hopper is arranged on the outer side wall of the coke powder hopper below the material feeding hole.

8. The briquette tamping device for a horizontal coke oven according to claim 3, wherein: the distance H1 from the right edge of the movable guide sleeve to the left side wall of the right baffle is 50 +/-2 millimeters, and the distance H2 from the left edge of the movable guide sleeve to the right side wall of the left baffle is 50 +/-2 millimeters.

9. The briquette tamping device for a horizontal coke oven according to claim 3, wherein: the coke powder hopper consists of an upper coke powder hopper with a cuboid tubular structure and a lower coke powder hopper with a trumpet-shaped tubular structure from top to bottom in sequence; the material feed inlet is located the top of the upper coke powder hopper, the top open mouth of the lower coke powder hopper is a cuboid upper open mouth in sealed butt joint with the bottom open mouth of the upper coke powder hopper, the bottom open mouth of the lower coke powder hopper is a material discharge port, the width of the material discharge port in the front-back direction is smaller than that of the cuboid upper open mouth in the front-back direction, the length of the material discharge port in the left-right direction is smaller than that of the cuboid upper open mouth in the left-right direction, the front side wall and the rear side wall of the coke powder hopper are in front-back symmetry, and the left side wall and the right side wall of the coke powder hopper are in left-right symmetry.

10. The briquette tamping device for a horizontal coke oven according to claim 7, wherein: the material feeding port of the coke powder hopper is positioned at the top of the coke powder hopper, an automatic material discharging valve is also arranged above the coke powder hopper in a hanging mode, the material level meter and the data conveying line of the weighing module are in signal connection with the control system, and the control line of the automatic material discharging valve, the drive control line of the moving platform, the drive control line of the driving device of the star-shaped discharger, the drive control line of the first twisting mechanism and the drive control line of the second twisting mechanism are all connected with the control system.

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