CN219178286U

CN219178286U - Reciprocating discharging machine

Info

Publication number: CN219178286U
Application number: CN202221973242.5U
Authority: CN
Inventors: 向礼江; 李斌; 雍海泉
Original assignee: Chongqing CISDI Thermal and Environmental Engineering Co Ltd; CISDI Research and Development Co Ltd
Current assignee: Chongqing CISDI Thermal and Environmental Engineering Co Ltd; CISDI Research and Development Co Ltd
Priority date: 2022-07-28
Filing date: 2022-07-28
Publication date: 2023-06-13
Anticipated expiration: 2032-07-28

Abstract

The utility model relates to a reciprocating discharging machine, and belongs to the technical field of ferrous metallurgy. The device comprises a discharging rod, wherein a discharging scraping sheet is arranged on the discharging rod, and the discharging rod reciprocates along the extending direction of the discharging rod so as to drive the discharging scraping sheet to reciprocate to realize discharging; the driving motor drives the rocker arm to rotate, one end of the rocker arm drives the long connecting rod to rotate around the long connecting rod and the hinge point on the fixed hinge support as the circle center, and the long connecting rod drags the discharging rod to do horizontal reciprocating linear motion under the support of the supporting sleeve through the short connecting rod. According to the utility model, the discharging workpiece is only a discharging scraping piece, and when the discharging scraping piece is worn, the workpiece is only required to be replaced, so that the maintenance cost can be reduced. The utility model has reasonable structure, safe and reliable work, high discharging efficiency, long service life, low manufacturing cost and low maintenance cost.

Description

Reciprocating discharging machine

Technical Field

The utility model belongs to the technical field of ferrous metallurgy, and relates to a reciprocating discharging machine.

Background

The process for directly reducing iron by the rotary hearth furnace is characterized in that: the roasting time is short, the mechanization degree is high, and therefore, special feeding equipment and discharging equipment are required to be equipped. The requirements for the discharge equipment are particularly stringent, because the metallized pellets produced after the calcination and reduction are very high in temperature (about 1200 ℃) and are easily reoxidized, thus requiring continuous and rapid discharge.

One of the key devices of the rotary hearth furnace is a discharging device, and most of the current devices adopt a discharging screw to discharge metallized pellets generated after roasting and reduction. Practice proves that the main failure mode of the discharging screw is abrasive particle abrasion in a high-temperature environment, and the main problems are short service life, high manufacturing cost and high maintenance and repair cost.

Disclosure of Invention

In view of the above, the present utility model aims to provide a reciprocating discharging machine, so as to realize continuous and rapid discharging, reduce manufacturing cost, and reduce maintenance cost.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the reciprocating discharging machine comprises a discharging rod, wherein a discharging scraping sheet is arranged on the discharging rod, and the discharging rod reciprocates along the extending direction of the discharging rod so as to drive the discharging scraping sheet to reciprocate to realize discharging.

Optionally, the furnace further comprises two fixedly arranged supporting sleeves arranged on the inner side of the inner ring and the outer side of the outer ring of the annular furnace bottom, and the supporting sleeves are sleeved on the discharging rod to support the discharging rod and limit the travel limit of the discharging rod.

Optionally, the discharging rod drives the discharging rod to reciprocate through the motion module.

Optionally, the motion module comprises a short connecting rod hinged at one end of the discharging rod and a long connecting rod hinged at one end of the short connecting rod far away from the discharging rod; one end of the long connecting rod, which is far away from the short connecting rod, is connected with a fixed hinged support; the long connecting rod is driven to move through the driving motor so as to drive the short connecting rod to move, and then the discharging rod is driven to realize reciprocating motion.

Optionally, the driving motor drives one end of the long connecting rod to rotate by taking the connecting hinge point of the long connecting rod and the fixed hinge support as a circle center, and the other end of the long connecting rod pulls the short connecting rod through the hinge point of the short connecting rod, so that the discharging rod is driven to do horizontal linear reciprocating motion.

Optionally, a guiding long hole is formed in the long connecting rod, a rocker arm is connected to the driving motor, the rocker arm is arranged in the guiding long hole, the rocker arm is driven to rotate by the driving motor, and one end of the long connecting rod is driven to rotate by the rocker arm to take a connecting hinge point of the long connecting rod and the fixed hinge support as a circle center.

Optionally, one end of the rocker arm is connected with an output shaft of the driving motor, and the other end of the rocker arm is provided with a cylinder for being embedded into the guiding long hole.

The utility model has the beneficial effects that:

the utility model has fewer components and can realize the design purpose of reducing the manufacturing cost; in addition, the discharging workpiece is only a discharging scraping piece, and when the discharging scraping piece is worn, the workpiece is only required to be replaced, so that the design purpose of reducing the maintenance cost can be realized. The utility model has reasonable structure, safe and reliable work, high discharging efficiency, long service life, low manufacturing cost and low maintenance cost.

Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model. The objects and other advantages of the utility model may be realized and obtained by means of the instrumentalities and combinations particularly pointed out in the specification.

Drawings

For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, the present utility model will be described in the following preferred detail with reference to the accompanying drawings, in which:

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of a first motion state of the present utility model;

FIG. 3 is a schematic view of a second motion state of the present utility model;

FIG. 4 is a schematic view of a third motion state of the present utility model;

FIG. 5 is a schematic view of a fourth motion state of the present utility model;

fig. 6 is a schematic view of a fifth motion state of the present utility model.

Reference numerals: the device comprises a discharging rod 1, a supporting sleeve 2, a discharging chute 3, a discharging scraping plate 4, an annular furnace bottom 5, a short connecting rod 6, a long connecting rod 7, a rocker arm 8, a driving motor 9 and a fixed hinged support 10.

Detailed Description

Other advantages and effects of the present utility model will become apparent to those skilled in the art from the following disclosure, which describes the embodiments of the present utility model with reference to specific examples. The utility model may be practiced or carried out in other embodiments that depart from the specific details, and the details of the present description may be modified or varied from the spirit and scope of the present utility model. It should be noted that the illustrations provided in the following embodiments merely illustrate the basic idea of the present utility model by way of illustration, and the following embodiments and features in the embodiments may be combined with each other without conflict.

Wherein the drawings are for illustrative purposes only and are shown in schematic, non-physical, and not intended to limit the utility model; for the purpose of better illustrating embodiments of the utility model, certain elements of the drawings may be omitted, enlarged or reduced and do not represent the size of the actual product; it will be appreciated by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The same or similar reference numbers in the drawings of embodiments of the utility model correspond to the same or similar components; in the description of the present utility model, it should be understood that, if there are terms such as "upper", "lower", "left", "right", "front", "rear", etc., that indicate an azimuth or a positional relationship based on the azimuth or the positional relationship shown in the drawings, it is only for convenience of describing the present utility model and simplifying the description, but not for indicating or suggesting that the referred device or element must have a specific azimuth, be constructed and operated in a specific azimuth, so that the terms describing the positional relationship in the drawings are merely for exemplary illustration and should not be construed as limiting the present utility model, and that the specific meaning of the above terms may be understood by those of ordinary skill in the art according to the specific circumstances.

Referring to fig. 1 to 6, a reciprocating discharging machine is provided, wherein a supporting sleeve 2 is fixed in the direction of the inner ring and the outer ring of a rotatable annular furnace bottom 5, and a discharging rod 1 is coaxially assembled with the supporting sleeve and is used for limiting the freedom degree of the discharging rod 1 except for horizontal linear movement; one end of the discharging rod 1 is hinged with the short connecting rod 6 through a trunnion, and the other end is hinged with the long connecting rod 7; one end of the long connecting rod 7 is hinged with the short connecting rod 6, and the other end is hinged with the fixed hinged support 10; the long connecting rod 7 is provided with a strip-shaped guide long hole along the length direction of the long connecting rod 7; one end of the rocker arm 8 is a cylinder with the diameter being the width of a guide long hole on the long connecting rod 7, and the other end is coaxially and rigidly connected with the output shaft of the driving motor 9. When the driving motor 9 rotates, the cylinder on the rocker arm 8 slides in the guide long hole on the long connecting rod 7, the long connecting rod 7 is driven to rotate at the circle center of the hinge point of the long connecting rod 7 and the fixed hinge support 10, the short connecting rod 6 is pulled to move through the hinge point of the long connecting rod 7 and the short connecting rod 6, the short connecting rod 6 is hinged with the discharging rod 1, the discharging rod 1 can only move horizontally and linearly, the short connecting rod 6 drives the discharging rod 1 to move linearly along the diameter direction of the rotatable annular furnace bottom, and the discharging scraping piece 4 which is rigidly connected with the discharging rod 1 and is contacted with the surface of the rotatable annular furnace bottom 5 moves along with the movement of the discharging rod 1, so that materials distributed on the surface of the rotatable annular furnace bottom 5 are scraped into the two discharging chute 3 fixed on the inner ring and the outer ring, and the materials are guided out by the discharging chute 3, and the discharging function is realized.

In order to make the objects, technical solutions and advantages of the present utility model more apparent, a discharging process of the discharging machine according to the present utility model will be described in detail with reference to fig. 2, 3, 4, 5 and 6 of the accompanying drawings.

In fig. 2, the discharging scraping plate 4 is located in the middle of the rotatable annular furnace bottom 5, at this time, in an initial state of the operation of the discharging machine, along with the counterclockwise rotation of the driving motor 9, the discharging rod 1 moves horizontally and linearly along the arrow direction of fig. 2 under the action of the link mechanism to reach the position shown in fig. 3, and during the process that the discharging scraping plate 4 reaches the position shown in fig. 3 from the position shown in fig. 2, all the materials distributed in the moving direction of the discharging scraping plate 4 are scraped into the discharging chute 3 fixed in the inner ring; the driving motor 9 continues to rotate anticlockwise, the discharging rod 1 moves horizontally and linearly in the arrow direction shown in fig. 3 under the action of the connecting rod mechanism, the discharging scraper 4 reaches the position shown in fig. 4, and the discharging process in the other direction is performed; the driving motor 9 continues to rotate anticlockwise, under the action of the connecting rod mechanism, the discharging rod 1 continues to move horizontally and linearly along the arrow direction shown in fig. 4, the discharging scraping plate 4 reaches the position shown in fig. 5, and materials distributed in the moving direction of the discharging scraping plate 4 are scraped into the discharging chute 3 fixed in the outer ring in the process that the discharging scraping plate 4 reaches the position shown in fig. 5 from the position shown in fig. 4; the driving motor 9 continues to rotate anticlockwise, the discharging rod 1 moves horizontally and linearly along the arrow direction shown in fig. 6 under the action of the connecting rod mechanism, the discharging scraping sheet 4 reaches the position shown in fig. 6, and returns to the initial working state of the discharging machine, so that a reciprocating discharging process is completed.

Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the present utility model, which is intended to be covered by the claims of the present utility model.

Claims

1. A reciprocating discharge machine, characterized in that: the device comprises a discharging rod, wherein a discharging scraping sheet is arranged on the discharging rod, and the discharging rod reciprocates along the extending direction of the discharging rod so as to drive the discharging scraping sheet to reciprocate to realize discharging;

the discharging rod drives the discharging rod to reciprocate through the motion module;

the motion module comprises a short connecting rod hinged at one end of the discharging rod and a long connecting rod hinged at one end of the short connecting rod far away from the discharging rod; one end of the long connecting rod, which is far away from the short connecting rod, is connected with a fixed hinged support; the long connecting rod is driven to move through the driving motor so as to drive the short connecting rod to move, and then the discharging rod is driven to realize reciprocating motion.

2. The reciprocating discharge machine of claim 1, wherein: the device also comprises an annular furnace bottom and two fixedly arranged supporting sleeves arranged on the inner side of the inner ring and the outer side of the outer ring of the annular furnace bottom, wherein the supporting sleeves are sleeved on the discharging rod so as to support the discharging rod and limit the travel limit of the discharging rod.

3. The reciprocating discharge machine of claim 1, wherein: one end of the long connecting rod is driven by the driving motor to rotate by taking the connecting hinge point of the long connecting rod and the fixed hinge support as the circle center, and the other end of the long connecting rod pulls the short connecting rod through the hinge point of the short connecting rod, so that the discharging rod is driven to do horizontal linear reciprocating motion.

4. A reciprocating discharge machine as defined in claim 3, wherein: the long connecting rod is provided with a guide long hole, the driving motor is connected with a rocker arm, the rocker arm is arranged in the guide long hole and is driven by the driving motor to rotate, and one end of the long connecting rod is driven by the rocker arm to rotate by taking a connecting hinge point of the long connecting rod and the fixed hinge support as a circle center.

5. The reciprocating discharge machine of claim 4, wherein: one end of the rocker arm is connected with an output shaft of the driving motor, and the other end of the rocker arm is provided with a cylinder which is used for being embedded into the guide long hole.