CN115200357A - Protection device and stepping furnace - Google Patents

Abstract

The invention provides a protective device for a walking furnace, the protective device comprises a protective box and a protective plate, wherein the protective box is used to be fixed on a fixed bed of the walking furnace to contain particles; the protective plate has The fixed end and the free end extending from the fixed end along the direction of the protective box, the fixed end of the protective plate is used to be fixed on the moving bed of the walking furnace, and the free end of the protective plate is inserted into the protective box , for when the moving bed moves relative to the fixed bed, the free end of the protective plate is always submerged into the particles in the protective box, so as to block the gap between the moving bed and the fixed bed.

Description

Guards and Walking Furnaces

technical field

The present application relates to the technical field of walking furnaces, and in particular, to a protective device and a walking furnace.

Background technique

During the use of the walking furnace, relative motion occurs between the fixed bed and the moving bed of the walking furnace. Long-term movement and wear will cause a gap between the fixed bed and the moving bed. The inside of the furnace is under positive pressure, and the flames in the furnace are easy to escape. Gap escaped. At present, the existing walking furnaces use bricks and water jackets to block the gaps, which is difficult to ensure good sealing performance, and the long-term flame escape leads to increased energy consumption.

SUMMARY OF THE INVENTION

Based on this, it is necessary to provide a protective device and a walking furnace in view of the above problems. The protective device has a simple structure, good sealing effect and reduced energy consumption.

The present invention provides a protective device, comprising:

a protective box for being fixed to the fixed bed of the walking furnace to contain particulate matter; and

A protective plate, the protective plate has a fixed end and a free end extending from the fixed end along the direction of the protective box, and the fixed end of the protective plate is used to be fixed on the step The moving bed of the furnace, and the free end of the protective plate is inserted into the protective box, so that when the moving bed moves relative to the fixed bed, the free end of the protective plate is always submerged in the protective box. The particulate matter in the protective box is removed to block the gap between the moving bed and the fixed bed.

In this way, the protective box is fixed on the fixed bed of the walking furnace to contain the particulate matter, the protective plate is inserted into the particulate matter in the protective box, and the protective plate includes a fixed end and a free end. The end is fixed on the moving bed of the walking furnace, so that when the moving bed moves relative to the fixed bed, the protective plate moves with the moving bed in the particulate matter in the protective box, blocking the moving bed and the fixed bed In addition, the free end of the protective plate is inserted into the protective box and is always submerged into the particulate matter in the protective box, so as to prevent the free end of the protective plate from leaving the particulate matter when the moving bed moves up and down to create a gap, causing flames to channel. out of the walking furnace.

In one embodiment of the present invention, the free end portion of the protective plate extends from the fixed end portion tapered back and forth to extend into the protective box.

In this way, the free end of the protective plate extends from the fixed end to the front and rear tapered to extend into the protective box, so as to reduce the frictional force generated by the movement between the free end and the particles in the protective box, so as to facilitate the flexible movement of the moving bed .

In an embodiment of the present invention, the front side of the free end of the protective plate is flush with the front side of the fixed end; the rear side of the free end is from the rear of the fixed end The flanks extend obliquely to the front flank of the free end.

In this way, the front side of the free end of the protective plate is flush with the front side of the fixed end, forming the longest surface in contact with the particulate matter, ensuring that the protective plate is always in contact with the particulate matter, and the rear side of the free end is self-fixing. The rear side of the protective plate extends obliquely to the front side of the free end to form the shortest surface in contact with the particulate matter, reducing the resistance when the protective plate is inserted into the particulate matter, and facilitating the free end of the protective plate to smoothly insert the particulate matter.

In an embodiment of the present invention, the protective device further includes an adjustable thermal insulation component, the adjustable thermal insulation component includes a thermal insulation member and an adjustment mechanism, and the thermal insulation member is used to be movably arranged on the outlet of the fixed bed. The material end; the adjusting mechanism is arranged on the heat insulating member, and is used to adjust the position of the heat insulating member to reduce the gap between the heat insulating member and the moving bed.

In this way, the protective device further includes an adjustable thermal insulation component, so that when the fixed bed and the movable bed are worn out by relative movement, the adjustable thermal insulation component can be moved up and down, and left and right adjustment to reduce the gap. The adjustable thermal insulation component includes a thermal insulation piece and an adjustment In addition, the adjusting mechanism is arranged on the heat preservation part to adjust the upward movement of the heat preservation part during discharging, and send the material on the moving bed to the discharge end. , used to adjust the position of the thermal insulation piece, adjust the left and right movement of the thermal insulation piece to reduce the gap between the thermal insulation piece and the moving bed, and adjust the up and down movement of the thermal insulation piece to fill the gap while sending out materials.

In an embodiment of the present invention, the number of the thermal insulation members is three, wherein two of the thermal insulation members are used to be arranged on both sides of the moving bed respectively, and one of the thermal insulation members is used to be arranged on the movable bed. The front side of the moving bed.

In this way, two heat insulating parts are respectively arranged on both sides of the moving bed, so that when the moving bed and the fixed bed are relatively worn and a large gap is generated, they are filled by adjusting the heat insulating parts on both sides, and one heat insulating part is arranged on the moving bed. The front side of the moving bed is adjusted to adjust the heat preservation member on the front side to be close to the moving bed when the moving bed moves backwards, so as to prevent flames from escaping from the front end of the moving bed.

In an embodiment of the present invention, the adjustment mechanism includes a first adjustment member, and the first adjustment member is disposed on the outer side of the heat insulating member, and is used to adjust the position of the heat insulating member left and right, so as to reduce the the gap between the heat insulating member and the moving bed.

In this way, the adjustment mechanism includes three first adjustment parts and second adjustment parts, and is connected with the three heat insulation parts in one-to-one correspondence, wherein the first adjustment part is arranged on the outer side of the heat insulation part to adjust the left and right movement of the heat insulation part , to reduce the gap between the thermal insulation piece and the moving bed to prevent flames from escaping from the gap.

In an embodiment of the present invention, the adjustment mechanism further includes a second adjustment part, the second adjustment part is disposed at the end of the heat insulating member, and is used to adjust the position of the heat insulating member up and down, so as to reduce the The gap between the insulation member and the fixed bed is reduced.

In this way, the adjusting mechanism includes a second adjusting part, which is connected with the three heat-insulating parts in one-to-one correspondence, wherein the second adjusting part is arranged at the end of the heat-insulating part and is used to adjust the position of the heat-insulating part up and down, so as to reduce the heat-insulating part. The gap between the piece and the fixed bed is prevented to prevent flames from escaping from the gap.

In an embodiment of the present invention, the first adjusting member and the second adjusting member are respectively adjusted in position through a first fastening bolt and a second fastening bolt.

In this way, the first adjusting part is provided with a first fastening bolt to adjust the left and right movement of the heat preservation piece when the relative movement of the movable bed and the fixed bed produces a wear gap, and the second adjusting part is provided with a second Tighten the bolts, adjust the up and down movement of the thermal insulation piece, and fill the gap between the movable bed and the fixed bed.

In an embodiment of the present invention, the heat insulating member located on the front side of the moving bed is provided with a slag discharge port and a door, and the door is openably covered on the slag discharge port.

In this way, the thermal insulation member on the front side of the moving bed is provided with a slag discharge port to smoothly discharge the waste slag generated by the burning materials on the moving bed, and a door that can be turned over is added to the slag discharge port to ensure the front side of the moving bed. In the non-slagging period, cover the door on the slag discharge port to fill the gap and prevent the fire from escaping.

The present invention also provides a walking furnace, comprising a fixed bed, a moving bed, and the guarding device described in the above embodiments, wherein the guarding device is arranged between the fixed bed and the moving bed, and the moving bed is movably arranged between the fixed bed and the moving bed. Inside the bed.

Compared with the prior art, the protective device provided by the present invention is provided with a protective box and a protective plate during the operation of the walking furnace to block the furnace fire from escaping the walking furnace. When the moving bed and the fixed bed move relatively, The adjustment mechanism in the protective device adjusts the insulation member to move up and down, left and right according to the gap between the moving bed and the fixed bed, so as to strengthen the sealing effect and avoid material leakage and fire escape.

Description of drawings

1 is a schematic structural diagram of a walking furnace in an embodiment of the present invention;

Fig. 2 is the partial enlarged schematic diagram of C in Fig. 1;

Fig. 3 is the structural representation of B-B in Fig. 1;

Fig. 4 is the partial enlarged schematic diagram of A in Fig. 3;

Reference numerals: 10, protective box; 11, particulate matter; 20, protective plate; 21, fixed end; 22, free end; 30, adjustable thermal insulation component; 31, thermal insulation piece; 311, slag discharge port; 312, door; 32, adjustment mechanism; 321, first adjustment part; 3211, first fastening bolt; 322, second adjustment part; 3221, second fastening bolt; 40, fixed bed; 41, discharge end; 50, Move the bed.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

It should be noted that when a component is referred to as being "mounted on" another component, it can be directly mounted on the other component or there may also be an intervening component. When a component is considered to be "set on" another component, it may be directly set on the other component or there may be a co-existing centered component. When a component is said to be "fixed" to another component, it may be directly fixed to the other component or there may also be an intervening component.

Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terms used herein in the description of the present invention are for the purpose of describing specific embodiments only, and are not intended to limit the present invention. As used herein, the term "or/and" includes any and all of one or more of the associated listed items.

Referring to FIGS. 1 to 4 , the present invention provides a protective device for a walking furnace, the protective device includes a protective box 10 and a protective plate 20 , and the protective box 10 is fixed on a fixed bed 40 of the walking furnace. , one end of the protective plate 20 is fixed on the moving bed 50 of the walking furnace, the protective box 10 contains the particulate matter 11, and the other end of the protective plate 20 is inserted into the particulate matter 11 of the protective box 10, and moves with the moving bed 50. moving, and the other end of the protective plate 20 is always submerged in the particulate matter 11 to block the gap between the fixed bed 40 and the moving bed 50 to prevent the fire from escaping the walking furnace from the gap due to the movement of the moving bed 50 outside.

Optionally, the protective device further includes an adjustable heat preservation assembly 30, and the adjustable heat preservation assembly 30 includes a heat preservation member 31 and an adjustment mechanism 32, so that the gap between the movable bed 50 and the fixed bed 40 becomes larger due to the wear of the moving bed 50 and the fixed bed 40 due to relative movement. At this time, the adjusting mechanism 32 adjusts the left and right movement of the heat preservation member 31 to reduce the gap and prevent the fire from escaping.

Specifically, the protective plate 20 has a fixed end 21 and a free end 22 , and the free end 22 extends from the fixed end 21 along the direction of the protective box 10 , wherein the fixed end 21 is fixed on the moving bed 50 and is free The end 22 is inserted into the protective box 10, so that when the movable bed 50 and the fixed bed 40 move relative to each other, the free end 22 of the protective plate 20 is always submerged into the particulate matter 11 in the protective box 10, so as to block the movable bed and the fixed bed 40. The gap between the fixed beds prevents the fire from escaping out of the walking furnace.

Alternatively, the particulate matter 11 may, but is not limited to, be implemented as sand.

Those skilled in the related art should understand that when the protective device is used on the walking furnace, it is installed between the moving bed 50 and the fixed bed 40 of the walking furnace, and the moving bed 50 and the fixed bed 40 are connected to each other. Relative motion, since this part is not the focus involved in the present invention, will not be described in the subsequent description.

In one embodiment, as shown in FIG. 1 to FIG. 4 , the free end 22 of the protective plate 20 extends from the fixed end 21 in a tapered front and rear to extend into the protective box 10 for following the moving bed 50 Exercise.

Optionally, the front side of the free end portion 22 of the protective plate 20 is flush with the front side of the fixed end portion 21 to ensure that when the movable bed 50 moves relative to the fixed bed 40, the guard fixed on the movable bed 50 The plate 20 is always submerged in the particulate matter 11, and the rear side of the free end 22 of the protective plate 20 extends obliquely from the rear side of the fixed end 21 to the front side of the free end 22, which is convenient for the protective plate 20 to be inserted into the particulate matter 11. Small resistance, in addition, when the protective plate 20 moves with the moving bed 50, the frictional force is reduced, which is beneficial to the flexible movement of the moving bed 50. But it is not limited to this, the front side of the free end 22 can be designed as an inclined plane symmetrical to the rear side, so that the protective plate 20 can move up and down with the moving bed 50 to reduce resistance and reduce energy loss during movement.

In one embodiment, as shown in FIG. 1 to FIG. 4 , the protective device further includes an adjustable thermal insulation component 30 to block the gap caused by the relative movement of the movable bed 50 and the fixed bed 40 . The thermal insulation assembly 30 includes a thermal insulation member 31 and an adjustment mechanism 32, and the adjustment mechanism 32 adjusts the thermal insulation member 31 to seal the gap.

Further, the heat insulating member 31 is movably disposed on the discharge end of the fixed bed 40, and the adjusting mechanism 32 is disposed on the heat insulating member 31. Specifically, the adjusting mechanism 32 includes three first adjusting parts 321 and second adjusting parts 322 , so that when the moving bed 50 and the fixed bed 40 move relative to each other to generate a wear gap, the first adjusting member 321 is arranged on the outer side of the heat insulating member 31 to adjust the heat insulating member 31 to move left and right, and block the moving bed 50 and the fixed bed. In the gap between the left and right directions of the bed 40, the second adjusting member 322 is arranged at the end of the heat insulating member 31 to adjust the upward and downward movement of the heat insulating member 31, block the gap between the moving bed 50 and the fixed bed 40 in the vertical direction, and prevent the furnace fire from escaping out of the furnace, while preventing the material on the moving bed 50 from leaking from the gap between the moving bed 50 and the fixed bed 40 in the left and right directions.

In one embodiment, as shown in FIG. 1 to FIG. 4 , there are three thermal insulation members 31 , two thermal insulation members 31 are respectively disposed on both sides of the movable bed 50 to block the movable bed 50 and the fixed thermal insulation member 31 . In the gap between the left and right directions of the bed 40, a heat preservation member 31 is arranged on the front side of the movable bed 50 to block the gap between the movable bed 50 and the fixed bed 40 in the front and rear directions. Block the gap between the movable bed 50 and the fixed bed 40 due to the wear of the side and front ends. In addition, the heat insulating member 31 can be made of rubber and polyvinyl chloride as the main materials, which have good heat resistance and wear resistance. When the gap between the movable bed 50 and the fixed bed 40 is blocked, it is ensured that the heat insulating member 31 is not easily damaged by high temperature. But it is not limited to this, and different materials can be selected for the heat insulating member 31 according to different walking furnaces.

Further, the three first adjusting parts 321 and the second adjusting parts 322 are connected with the three heat insulating parts 31 in a one-to-one correspondence. Adjust the left and right movement of the heat preservation member 31 to block the gap between the moving bed 50 and the fixed bed 40 in the left and right and front and rear directions, and at the same time, prevent the material on the moving bed 50 from leaking from the gap. The second adjusting part 322 is provided with a second Fasten the bolts 3221 , and adjust the up and down movement of the heat insulating member 31 by adjusting the second fastening bolts 3221 , so as to block the gap between the movable bed 50 and the fixed bed 40 in the vertical direction.

In one embodiment, as shown in FIG. 1 to FIG. 4 , a heat insulating member 31 is disposed on the front side of the moving bed 50 , and the heat insulating member 31 is provided with a slag discharge port 311 and a door 312 that can be turned over. When the slag discharge port 311 is discharging, the door 312 is turned over and opened. When the slag discharge port 311 stops discharging the slag, the door 312 is covered with the slag discharge port 311. Gap between beds 40.

The present invention also provides a walking furnace, comprising a fixed bed 40, a moving bed 50 and the protective device described in the above embodiments, wherein the moving bed 50 is movably arranged in the fixed bed 40, and the protective device is arranged in the fixed bed Between 40 and 50 of the moving bed.

The protection principle of the protective device for a walking furnace provided by the present invention is as follows: the moving bed 50 of the walking furnace and the fixed bed 40 move relative to each other, and when the moving bed 50 starts to convey materials, the protective plate 20 moves along with the moving bed 50 . The bed 50 moves back and forth, up and down, a protective box 10 is fixed on the fixed bed 40, sand is installed in the protective box 10, the fixed end 21 of the protective plate 20 is fixed on the movable bed 50 for movement, the protective plate 20 The free end 22 of the movable bed 50 is inserted into the sand, and is always submerged in the sand, so as to prevent the protective plate 20 from leaving the sand to create a gap when the moving bed 50 is moving, causing the fire to escape; There are three heat insulating parts 31, and the adjusting mechanism 32 is used to adjust the left and right and up and down movements of the heat insulating parts 31 to block the gap between the moving bed 50 and the fixed bed 40. In addition, the heat insulating part 31 at the front end of the moving bed 50 is provided with a row. For the slag port, when the walking furnace is discharging slag, the movement of the heat insulating member 31 at the front end of the moving bed 50 is stopped. When the stepping furnace stops discharging the slag, the movement of the heat insulating member 31 at the front end of the moving bed 50 can be adjusted to block the slag opening. The gap between the movable bed 50 and the fixed bed 40 .

The technical features of the above-described embodiments can be combined arbitrarily. In order to simplify the description, all possible combinations of the technical features in the above-described embodiments are not described. However, as long as there is no contradiction between the combinations of these technical features, All should be regarded as the scope described in this specification.

Those skilled in the art should realize that the above embodiments are only used to illustrate the present invention, not to limit the present invention, as long as the above embodiments are appropriately changed within the spirit and scope of the present invention and variations all fall within the scope of the claimed invention.

Claims (10)

1. A protective device for a walking furnace, characterized in that, comprising: a protective box for being fixed to the fixed bed of the walking furnace to contain particulate matter; and A protective plate, the protective plate has a fixed end and a free end extending from the fixed end along the direction of the protective box, and the fixed end of the protective plate is used to be fixed on the step The moving bed of the furnace, and the free end of the protective plate is inserted into the protective box, so that when the moving bed moves relative to the fixed bed, the free end of the protective plate is always submerged in the protective box. The particulate matter in the protective box is removed to block the gap between the moving bed and the fixed bed. 2 . The protective device of claim 1 , wherein the free end portion of the protective plate extends tapered front and rear from the fixed end portion to protrude into the protective box. 3 . 3. The protective device according to claim 1, wherein the front side of the free end of the protective plate is flush with the front side of the fixed end; the rear side of the free end is The rear side of the fixed end extends obliquely to the front side of the free end. 4. The protective device according to claim 1, characterized in that the protective device further comprises an adjustable thermal insulation assembly, the adjustable thermal insulation assembly comprises a thermal insulation member and an adjustment mechanism, the thermal insulation member is used to be movably It is arranged at the discharge end of the fixed bed; the adjusting mechanism is arranged on the heat insulating member to adjust the position of the heat insulating member so as to reduce the gap between the heat insulating member and the moving bed. 5 . The protective device according to claim 4 , wherein the number of the thermal insulation members is three, wherein two of the thermal insulation members are respectively used to be arranged on both sides of the moving bed, and one thermal insulation member A piece is used to be arranged on the front side of the moving bed. 6 . The protective device according to claim 4 , wherein the adjusting mechanism comprises a first adjusting member, and the first adjusting member is arranged on the outer side of the heat insulating member, and is used to adjust the heat insulating member left and right. 7 . position so as to reduce the gap between the thermal insulation member and the moving bed. 7 . The protective device according to claim 6 , wherein the adjusting mechanism further comprises a second adjusting part, the second adjusting part is provided on the end of the heat insulating member, and is used to adjust the up and down the The position of the thermal insulation piece is to reduce the gap between the thermal insulation piece and the fixed bed. 8 . The protective device according to claim 7 , wherein the first adjusting member and the second adjusting member are respectively adjusted in position by a first fastening bolt and a second fastening bolt. 9 . 9 . The protective device according to claim 5 , wherein the heat insulating member located on the front side of the moving bed is provided with a slag discharge port and a door, and the door is openably covered on the slag discharge port. 10 . . 10. A walking furnace, characterized in that, comprising: fixed bed; a moving bed, the moving bed is movably arranged in the fixed bed; and The protective device according to any one of claims 1 to 9, wherein the protective device is provided between the fixed bed and the movable bed.

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