Novel grate plate of chain grate machine

Abstract

The utility model provides a novel grate plate of a chain grate machine, which relates to the technical field of chain grate machines, and comprises a grate plate main body, the side surface of the grate plate main body is connected with a side rib, the end part of the side rib is connected with a cover cap, and the end surface of the cover cap is provided with a first open slot; the cover cap is connected with a movable blocking piece, and the movable blocking piece blocks the opening of the first opening groove. The cover with the first open slot is connected to the side plate, so that the grate plate can be clamped outside the rotating shaft through the first open slot in the cover, and the grate plate can be assembled and disassembled conveniently and quickly; the cover cap is movably connected with the movable blocking piece, and after the grate plate is installed on the rotating shaft, the movable blocking piece blocks the opening of the first opening groove, so that the grate plate is prevented from falling off during overturning; and when the grid plate needs to be taken down from the rotating shaft, the opening of the first opening groove is released by the movable plugging piece. Therefore, according to the device, the clamping grooves in the grid plate can be conveniently blocked and released, the grid plate is prevented from falling off, and the mounting stability of the grid plate is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to chain and grate machine technical field, especially a kind of novel grate of chain and grate machine. BACKGROUND

[0002] Chain and grate machine is caterpillar type heat transfer equipment, in the process of pellet production process, it is a kind of machine that undertakes drying and preheating process, roller distributor is evenly distributed on the grate bed at the tail of chain and grate machine, green ball passes through blast drying section, suction drying section, preheating I section, preheating II section four process sections in turn, different temperature gas discharged from rotary kiln and ring cooling machine vertically passes through the material layer of chain and grate machine to heat green ball, thereby completing dehydration, preheating, oxidation process, and the pellet after preheating is shovelled by shovelling plate at machine head, and enters rotary kiln to continue to bake.

[0003] The existing grate is often clamped outside the rotating shaft with the "U" shaped slot at the end when in use, however, the grate is prone to overturning during movement, which can cause the problem of falling when the grate overturns, and the general way is to fix it with bolts (for example, the Chinese patent CN209541423U granted on October 25, 2019, which uses a pin to pass through a threaded hole to fix the grate on the rotating shaft), but this fixing method can cause the problem of time-consuming disassembly and assembly. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of novel grate of chain and grate machine, grate slot on grate can be conveniently plugged and released, prevent grate from falling, improve the stability of grate installation;

[0005] The utility model provides a kind of novel grate of chain and grate machine, including grate main body, the side of grate main body is connected with side rib, the end of side rib is connected with cover, the end surface of cover is equipped with first opening slot;Cover is connected with movable plugging piece, and movable plugging piece plugs the opening of first opening slot.

[0006] Further, the movable plugging piece includes a guide slot and a stop block, the guide slot is formed in the cover, and the two ends of the guide slot penetrate the inner walls of the two sides of the first opening slot, respectively, the stop block is slidably arranged in the guide slot, one end of the stop block slides out of one end of the guide slot, and the stop block is slidably inserted into the other end of the guide slot through the first opening slot.

[0007] Further, a guide rod is arranged in the guide slot, a guide hole is formed in the stop block, and the guide hole is slidably sleeved on the guide rod.

[0008] Further, a spring is arranged outside the guide rod, one end of the spring is connected to the guide slot, and the other end of the spring is connected to one end of the stop block.

[0009] Further, the outer side of the cover is provided with a sliding groove in the direction of the guide groove, a push rod is slidably arranged in the sliding groove, and the inner end of the push rod is connected with the stop block.

[0010] Further, the end of the side rib is provided with a connecting plate, the cover is connected on the connecting plate through bolts, and the connecting plate is provided with a second opening groove with the same shape as the first opening groove.

[0011] Further, the first opening groove and the second opening groove are both U-shaped structures.

[0012] Further, the surface of the grate plate body is provided with air holes.

[0013] Further, the two end faces of the grate plate body are respectively arc-shaped concave faces and arc-shaped convex faces.

[0014] Further, the upper side of the side rib is higher than the grate plate body to form a convex platform.

[0015] The technical scheme of the utility model discloses a grate plate body, a side plate is connected on the grate plate body to play a protection and connection role, and a cover provided with a first opening groove is connected on the side plate, so that the grate plate can be clamped outside the rotating shaft through the first opening groove on the cover, and convenient and rapid mounting and dismounting are realized; the cover is movably connected with a movable sealing member, after the grate plate is mounted on the rotating shaft, the movable sealing member seals the opening of the first opening groove, and the grate plate is prevented from falling when being turned over; when the grate plate needs to be taken off from the rotating shaft, the movable sealing member releases the opening of the first opening groove. ACCURATE DRAWINGS

[0016] In order to more clearly illustrate the specific embodiment of the utility model or the technical scheme in the prior art, the following will briefly introduce the drawings needed to be used in the specific embodiment or the prior art description, and obviously, the drawings in the following description are some embodiments of the utility model, and those skilled in the art can also obtain other drawings according to these drawings without creating creative labor.

[0017] Figure 1 It is the whole structure schematic view of the utility model;

[0018] Figure 2 It is the explosion view of the cover and the grate plate body of the utility model;

[0019] Figure 3 It is the A place enlarged view of the utility model; Figure 2

[0020] Figure 4 It is the internal structure schematic view of the cover of the utility model;​

[0021] BRIEF DESCRIPTION OF DRAWINGS

[0022] 1, grate body; 2, side rib; 3, air hole; 4, connecting plate; 401, second open slot; 5, cover; 501, first open slot; 6, bolt; 7, guide groove; 8, stop block; 9, guide rod; 10, spring; 11, sliding slot; 12, push rod; 13, guide hole. DETAILED DESCRIPTION

[0023] The technical solutions of the present application will be described clearly and completely below in conjunction with the embodiments. Obviously, the described embodiments are only some of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of protection of the present application.

[0024] In the description of the present application, it should be understood that the orientations or positional relationships indicated by the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0025] In addition, the terms "first" and "second" are only for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined with "first" and "second" can explicitly or implicitly include one or more of the features. In the description of the present application, "a plurality of" means two or more, unless otherwise specifically limited. In addition, the terms "mounting", "connecting", "connection" should be broadly understood, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium, or it can be the communication between two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0026] Embodiment 1

[0027] As Figures 1-4As shown, the utility model provides a novel grate plate of chain and grate machine, including grate plate main body 1, the side of grate plate main body 1 is connected with side rib 2, the end of side rib 2 is connected with cover 5, and the end surface of cover 5 is provided with first opening slot 501.

[0028] Specifically, the chain and grate machine is prior art, including chain and shaft, and the grate plate main body 1 is installed on the shaft, which is prior art, and the structure of the chain and grate machine in prior art can be referred to, and details are not repeated.

[0029] In the embodiment, the side rib 2 is integrally formed on the both sides of the grate plate main body 1, the cover 5 is arranged at the end of the grate plate main body 1 close to the shaft installation position and connected with the side rib 2, the first opening slot 501 is U-shaped and penetrates through the opposite end surfaces of the cover 5, and the opening (slot) of the first opening slot 501 forms a clamping opening of the cover 5, so that when the grate plate main body 1 is installed, the grate plate can be conveniently installed on the shaft of the chain and grate machine through the first opening slot 501 on the cover 5, thereby facilitating the connection of the grate plate.

[0030] The movable blocking member can be a blocking rod or a latch pin movably connected to the cover 5, when the first opening slot 501 is clamped on the shaft, the movable blocking member is controlled to block the opening, thereby preventing the grate plate main body 1 from falling off the shaft. When the grate plate needs to be removed from the shaft, the movable blocking member is released from the opening of the first opening slot 501, and then the grate plate main body 1 can be removed.

[0031] Embodiment 2

[0032] The movable blocking member includes a guide slot 7 and a blocking block 8, the guide slot 7 is arranged in the cover 5, the both ends of the guide slot 7 penetrate through the inner walls of the both sides of the first opening slot 501, the blocking block 8 is slidably arranged in the guide slot 7, one end of the blocking block 8 slides out of one end of the guide slot 7 and is slidably inserted into the other end of the guide slot 7 through the first opening slot 501. The guide slot 7 is provided with a guide rod 9, the blocking block 8 is provided with a guide hole 13, and the guide hole 13 is slidably sleeved on the guide rod 9. The guide rod 9 is externally sleeved with a spring 10, one end of the spring 10 is connected to the guide slot 7, and the other end of the spring 10 is connected to one end of the blocking block 8. The outer side surface of the cover 5 is provided with a sliding groove 11 in the direction of the guide slot 7, a push rod 12 is slidably arranged in the sliding groove 11, and the inner end of the push rod 12 is connected to the blocking block 8.

[0033] Specifically, the cover 5 is a circular arc plate member, the guide slot 7 is a circular arc ring slot arranged in the cover 5, the guide rod 9 is also a circular arc rod arranged in the guide slot 7, the blocking block 8 and the guide hole 13 are also circular arc shapes, and these circular arc structures have the same center, so that the blocking block 8 can slide along the guide rod 9.

[0034] The cover 5 is provided with a guide slot 7 near the end face of the connecting plate 4, a guide rod 9 is welded in the guide slot 7, a stopper 8 is installed in the guide slot 7, the stopper 8 is provided with a guide hole 13, and the guide rod 9 is movably installed in the guide hole 13 of the stopper 8, so that the stopper 8 can slide along the guide rod 9; the guide rod 9 is sleeved with a spring 10, and the two ends of the spring 10 are welded to the end of the stopper 8 (moving direction into the guide slot 7) and the inner surface of the cover 5 respectively. The movable plugging member composed of the guide slot 7, the stopper 8, the guide rod 9 and the spring 10 can guide the stopper 8 to move in the guide slot 7 through the guide rod 9, thereby increasing the stability of the stopper 8 when moving in the guide slot 7; the spring 10 sleeved with the guide rod 9 can make the stopper 8 slide to the opening of the first opening slot 501 under the action of the pushing force or the resetting force provided by the spring 10.

[0035] The outer side of the cover 5 is provided with a sliding slot 11, the length of the sliding slot 11 is required to control the push rod 12 to slide the stopper 8 into the guide slot 7 to open the first opening slot 501, the outer surface of the end of the stopper 8 connected with the spring 10 is welded with the push rod 12, and the push rod 12 extends out of the cover 5 through the sliding slot 11. When the grate plate is installed, the position of the push rod 12 is adjusted, so that the push rod 12 moves with the stopper 8 in the guide slot 7, the stopper 8 is slid into the guide slot 7 to open the opening of the first opening slot 501, and the grate plate is installed on the chain grate machine rotating shaft through the first opening slot 501.

[0036] Example 3

[0037] The end of the side rib 2 is provided with a connecting plate 4, the cover 5 is connected to the connecting plate 4 through a bolt 6, and the connecting plate 4 is provided with a second opening slot 401 with the same shape as the first opening slot 501. The first opening slot 501 and the second opening slot 401 are both U-shaped structures.

[0038] Specifically, the connecting plate 4 serves as the installation and dismounting basis of the cover 5. The connecting plate 4 is welded (or integrally formed) at the end of the connecting part of the grate plate main body 1 and the side rib 2, and the connecting plate 4 and the cover 5 are provided with screw holes on the surfaces, in which bolts 6 for positioning are screwed, so that the cover 5 can be installed on the outer side of the connecting plate 4 by passing the bolts 6 through the connecting plate 4 and the cover 5. When the cover 5 needs to be replaced or overhauled, the bolts 6 are only needed to be dismounted, then the cover 5 is taken off from the connecting plate 4, and a new cover 5 can be installed.

[0039] Since the grate plate main body 1 is installed through the first opening slot 501 on the cover 5, the second opening slot 401 with the same position and shape is arranged on the connecting plate 4, that is, the first opening slot 501 and the second opening slot 401 are both clamped on the rotating shaft.

[0040] Example 4

[0041] The surface of the grate plate body 1 is provided with air holes 3. The two end faces of the grate plate body 1 are arc-shaped concave and convex respectively. The upper side of the side rib 2 is higher than the grate plate body 1 to form a boss.

[0042] Specifically, one end of the grate plate body 1 is arc-shaped concave, the other end of the grate plate body 1 is arc-shaped convex, and the radii of the arc-shaped convex and concave surfaces at the end of the grate plate body 1 are equal. When the two grate plate bodies 1 are connected end to end, the arc-shaped convex and concave surfaces are matched with each other, the joint between the two adjacent grate plate bodies 1 is reduced, and the material falling from the joint between the two adjacent grate plate bodies 1 is avoided. The upper part of the side rib 2 is provided with a 2mm boss at the side of the grate plate body 1, so that the upper part of the side rib 2 forms a protection on both sides of the grate plate body 1, the material contacting the side surface of the chain grate machine from the side of the grate plate body 1 is reduced, and the material reaching the edge of the grate plate body 1 is avoided from being damaged due to the collision of the chain grate machine. The surface of the grate plate body 1 is provided with a plurality of air holes 3 distributed at equal intervals, which facilitates the air to pass through the grate plate body 1.

[0043] The working mode and principle of the utility model:

[0044] Firstly, the cover 5 is installed on the connecting plate 4 at the end of the rib plate through the bolt 6. When the grate plate body 1 is installed, the push rod 12 is controlled to slide along the sliding groove 11, the stop block 8 slides along the guide rod 9 into the guide groove 7 through the guide hole 13 until the stop block 8 leaves the opening of the first open slot 501, the first open slot 501 is opened, then the first open slot 501 is aligned and clamped on the rotating shaft, then the control on the push rod 12 is released slowly, under the action of the spring 10, the stop block 8 slides back to the outside of the guide groove 7 until the stop block 8 blocks the opening of the first open slot 501 again, that is, the installation of the grate plate body 1 is completed, and the grate plate will not fall off during turning.

[0045] Finally, it should be pointed out that: the above embodiments are only used to illustrate the technical solutions of the utility model, but not to limit them; although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that they can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the utility model.

Claims

1. A new grate plate for a chain grate, characterized in that, The grate plate body is connected with side ribs, and the end of the side rib is connected with a cover, and a first opening slot is formed on the end face of the cover; An active sealing member is connected to the cover, and the active sealing member seals the opening of the first opening slot.

2. The new grate plate for a chain grate according to claim 1, characterized in that, The active sealing member comprises a guide slot and a stop block, the guide slot is formed in the cover, and the two ends of the guide slot penetrate the two inner walls of the first opening slot, respectively, the stop block is slidably arranged in the guide slot, and one end of the stop block slides out of one end of the guide slot and is slidably inserted into the other end of the guide slot through the first opening slot.

3. The new grate plate for a chain grate according to claim 2, characterized in that A guide rod is arranged in the guide slot, and a guide hole is formed in the stop block and slidably sleeved on the guide rod.

4. The new grate plate for a chain grate according to claim 3, characterized in that, A spring is sleeved on the guide rod, one end of the spring is connected to the guide slot, and the other end of the spring is connected to one end of the stop block.

5. The new grate plate for a chain grate according to claim 4, characterized in that A sliding groove is formed on the outer side of the cover along the direction of the guide slot, a push rod is slidably arranged in the sliding groove, and the inner end of the push rod is connected with the stop block.

6. The new grate plate for a chain grate according to claim 1, characterized in that, The end of the side rib is provided with a connecting plate, the cover is connected to the connecting plate through bolts, and a second opening slot with the same shape as the first opening slot is formed on the connecting plate.

7. The new grate plate for a chain grate according to claim 6, characterized in that The first opening slot and the second opening slot are both U-shaped structures.

8. The new grate plate for a chain grate according to claim 1, characterized in that, Ventilation holes are formed on the surface of the grate plate body.

9. The new grate plate for a chain grate according to claim 1, characterized in that, The two end faces of the grate plate body are respectively arc-shaped concave and arc-shaped convex.

10. The new grate plate for a chain grate according to claim 1, characterized in that, The upper side of the side rib is higher than the grate plate body to form a convex table.

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