CN217032060U - Fixing screen for circular cooler - Google Patents

Abstract

A fixed sieve for a circular cooler belongs to the technical field of metallurgical circular coolers. The sieve plate assembly comprises an upper support, a lower support and a cross beam, and is characterized in that a plurality of concave clamping grooves are formed in the upper support and the lower support, an upper limiting table and a lower limiting table which are matched with the concave clamping grooves are respectively arranged at two ends of the cross beam, the cross beams are clamped in the concave clamping grooves of the upper support and the lower support through the upper limiting table and the lower limiting table, a plurality of identical sieve plates are detachably connected to each cross beam, and a separation groove is formed in the center of the upper portion of each sieve plate. The utility model is manufactured in a modularized way, the maintenance and the replacement of parts are more convenient and faster, and the shutdown maintenance time of the circular cooler is saved, thereby improving the operation efficiency of the production line.

Description

Fixing screen for circular cooler

Technical Field

The utility model belongs to the technical field of metallurgical ring cooling machines, and particularly relates to a fixed sieve for a ring cooling machine.

Background

The circular cooler is a large-scale metallurgical equipment used in industrial production, and has wide application in the production of cement industry, metallurgical industry, drying industry, solid waste treatment and the like. The cold quick-witted fixed screen of conventional ring is water-cooling beam type structure, has the downcomer to enter into the cavity pipeline, takes out the heat of pelletizing material transmission by the hydrologic cycle, cools off fixed screen frame, because will bear the pelletizing high temperature, alloy heat-resistant steel is chooseed for use to the fixed screen material, and is expensive, and because of water-cooling sealing etc. the shut down change time is longer, has influenced production efficiency.

Disclosure of Invention

Aiming at the problems, the utility model makes up the defects of the prior art and provides a fixed sieve for a ring cooling machine; the utility model is manufactured in a modularized way, the maintenance and the replacement of parts are more convenient and faster, and the shutdown maintenance time of the circular cooler is saved, thereby improving the operation efficiency of the production line.

In order to achieve the purpose, the utility model adopts the following technical scheme.

The utility model provides a fixed sieve for a ring cooling machine, which comprises an upper support, a lower support and a cross beam, and is characterized in that a plurality of concave clamping grooves are formed in the upper support and the lower support, an upper limiting table and a lower limiting table matched with the concave clamping grooves are respectively arranged at two ends of the cross beam, the cross beams are clamped in the concave clamping grooves of the upper support and the lower support through the upper limiting table and the lower limiting table, a plurality of identical sieve plates are detachably connected to each cross beam, and a separation groove is formed in the center of the upper part of each sieve plate.

Furthermore, a boss is axially arranged on the cross beam, a groove is formed in the lower portion of the sieve plate block, and the boss is matched with the groove.

Furthermore, the lower part of the sieve plate block is provided with a limiting column, the cross beam is provided with a positioning bayonet corresponding to the limiting column, and the sieve plate block is inserted into the positioning bayonet of the cross beam through the limiting column.

Furthermore, the upper part of the sieve plate block is provided with a hoisting hole.

Furthermore, the upper end parts of all the cross beams are connected with upper reinforcing beams together, and the lower end parts of all the cross beams are connected with lower reinforcing beams together.

Furthermore, the cross beam and the sieve plate blocks are made of refractory materials.

The utility model has the beneficial effects.

The utility model cancels the existing water-cooling beam structure form, utilizes the refractory material with low price to replace the alloy steel with high price, adopts the sieve plate block made of the refractory material with the same model, is convenient and rapid to insert and replace, realizes the reduction of the requirements of field maintenance conditions, shortens the maintenance time and labor cost, further reduces the downtime, thereby improving the operation efficiency of the production line.

Drawings

In order to make the technical problems, technical solutions and advantageous effects solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and the detailed description. It should be understood that the detailed description and specific examples, while indicating the preferred embodiment of the utility model, are given by way of illustration only.

FIG. 1 is a top view of the structure of the present invention.

Figure 2 is a side view of the structure of the present invention.

Fig. 3 is a schematic structural view of the upper support and the lower support of the present invention.

Fig. 4 is a side view of a beam of the present invention.

Fig. 5 is a top view of a beam of the present invention.

Fig. 6 is a cross-sectional view taken along line a-a of fig. 5 of the present invention.

Fig. 7 is a schematic view of one perspective of a frit of the present invention.

Fig. 8 is a schematic view of another perspective of the frit of the present invention.

The mark in the figure is: the structure comprises an upper support 1, a lower support 2, a cross beam 3, a concave clamping groove 4, an upper limiting table 5, a lower limiting table 6, a sieve plate block 7, a separation groove 8, a boss 9, a groove 10, a limiting column 11, a positioning bayonet 12, a hoisting hole 13, an upper reinforcing beam 14 and a lower reinforcing beam 15.

Detailed Description

The embodiment provides a fixed sieve for a ring cooling machine, which is shown in a combined drawing, and comprises an upper support 1, a lower support 2 and a cross beam 3, wherein the upper support 1 and the lower support 2 are both fastened on a base of a receiving port of the ring cooling machine through bolts, the upper support 1 is arranged at a low position, and the upper support 1 is arranged at a high position, so that the whole body of the fixed sieve is inclined.

All be provided with a plurality of concave card grooves 4 on upper bracket 1 and the undersetting 2, the both ends of crossbeam 3 are provided with respectively with concave card groove 4 complex go up spacing platform 5 and spacing platform 6 down, a plurality of crossbeams 3 all block in upper bracket 1 and undersetting 2's concave card groove 4 through last spacing platform 5 and spacing platform 6 down, carry on spacing fixedly. After the cross beam 3 forms an inclined angle, the falling pellet bulk materials can slide down to the kiln head cover of the rotary kiln along the inclined angle to take off the bulk material outlet, and then are discharged to the material discharging platform through the material outlet, so that the ring cooling machine is protected.

All detachably be connected with a plurality of the same sieve piece 7 on every crossbeam 3, sieve piece 7 mainly bears the impact of pelletizing, and sieve piece 7 adopts same mould to pour press forming for sieve piece 7 has interchangeability, makes things convenient for change after arbitrary sieve piece 7) damages.

The cross beam 3 and the sieve plate block 7 are made of refractory materials, water cooling is not needed, and external cooling media such as water and air are not needed, so that the fixed sieve is more convenient and faster to maintain and replace.

The axial of crossbeam 3 is provided with boss 9, and the lower part of sieve piece 7 is provided with recess 10, and boss 9 cooperatees with recess 10, makes every sieve piece 7 install on crossbeam 3. The lower part of the sieve plate block 7 is provided with a limiting column 11, the crossbeam 3 is provided with a positioning bayonet 12 corresponding to the limiting column 11, and the sieve plate block 7 is inserted in the positioning bayonet 12 of the crossbeam 3 through the limiting column 11 to limit and fix the sieve plate block 7.

The upper center of the sieve plate block 7 is provided with a separation groove 8, the separation groove 8 can store partial pellet materials, separate subsequent materials from the sieve plate block 7 and buffer the impact and friction of the subsequent pellets on the sieve plate block 7.

The upper portion of the sieve plate block 7 is provided with the hoisting hole 13, so that the sieve plate block is convenient to overhaul, the hoisting hole 13 of the sieve plate block 7 is penetrated by a hoisting tool during replacement, the sieve plate block can be disassembled by lifting, the sieve plate block can be assembled by operating in a reverse order during assembly, the shutdown and overhaul time of the circular cooler is saved, and the operation efficiency of a production line is improved.

The upper end parts of all the cross beams 3 are commonly connected with an upper reinforcing beam 14, the lower end parts of all the cross beams 3 are commonly connected with a lower reinforcing beam 15, and the upper reinforcing beam 14 and the lower reinforcing beam 15 connect all the cross beams 3 together to improve stability.

It should be understood that the detailed description and specific examples, while indicating preferred embodiments of the utility model, are given by way of illustration only, not limitation, and it will be understood by those skilled in the art that various changes and modifications may be made therein without departing from the spirit and scope of the utility model; and are within the scope of the present invention as long as the requirements of use are met.

Claims (6)

1. The utility model provides a ring cooling machine is with fixed sieve, includes upper bracket (1), undersetting (2), crossbeam (3), its characterized in that, upper bracket (1) with all be provided with a plurality of concave draw-in grooves (4) on undersetting (2), the both ends of crossbeam (3) be provided with respectively with spacing platform (5) and lower spacing platform (6) on concave draw-in groove (4) complex are a plurality of crossbeam (3) all pass through go up spacing platform (5) with spacing platform (6) card down in upper bracket (1) with in concave draw-in groove (4) of undersetting (2), every equal detachably is connected with a plurality of the same sieve plate pieces (7) on crossbeam (3), the upper portion center of sieve plate piece (7) is provided with and separates groove (8).

2. The fixing screen for the ring cooling machine according to claim 1, characterized in that the cross beam (3) is provided with a boss (9) in the axial direction, the lower part of the screen plate block (7) is provided with a groove (10), and the boss (9) is matched with the groove (10).

3. The fixed sieve for the ring cooling machine according to claim 1, wherein a limiting column (11) is arranged at the lower part of the sieve plate block (7), a positioning bayonet (12) corresponding to the limiting column (11) is arranged on the cross beam (3), and the sieve plate block (7) is inserted into the positioning bayonet (12) of the cross beam (3) through the limiting column (11).

4. The fixed screen for the ring cooling machine according to claim 1, characterized in that the upper part of the screen plate block (7) is provided with a hoisting hole (13).

5. The fixed screen for the ring cooling machine according to claim 1, characterized in that the upper end of all the cross beams (3) is connected with an upper reinforcing beam (14) and the lower end of all the cross beams (3) is connected with a lower reinforcing beam (15).

6. The fixing screen for the ring cooling machine according to claim 1, characterized in that the cross beam (3) and the screen plate block (7) are made of refractory material.

Images