Anti-blocking mechanism of coal feeder

Abstract

An anti-blocking mechanism of a coal feeder relates to the technical field of coal feeding and is characterized in that a first motor is fixedly arranged on a supporting frame, an output shaft of the first motor penetrates through the supporting frame and then is fixedly provided with a screw rod, the screw rod is movably arranged in a feeding pipe, and a movable plate is rotatably arranged in the coal feeder through a shaft and a bearing; driving rods are rotatably arranged on the front side wall and the rear side wall of the movable plate through shafts and bearings, the rail strip is fixedly arranged on the upper portion of the coal feeder, a movable frame is slidably arranged on the rail strip, and the upper end of each driving rod penetrates through a strip-shaped groove formed in the upper side wall of the coal feeder and then is rotatably connected with the end of the movable frame through a shaft and a bearing; the adjustable linkage assembly connected with the movable frame is arranged on the output shaft of the second motor, the coal can be fully scattered in the feeding process, and the blocking phenomenon caused by the caked large-size coal in the subsequent machining or conveying process is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of coal supply, in particular to an anti-blocking mechanism for a coal feeder. Background Art

[0002] A coal feeder is generally installed between the raw coal hopper and the coal mill. It is a mechanical device that can accurately adjust the coal feeding amount of the coal mill. Coal often clumps due to its own water content and other reasons, which can easily cause blockage during processing or transportation. The existing coal feeder does not have the function of breaking up the agglomerated coal and cannot achieve a good anti-blockage effect. Therefore, an anti-blockage mechanism for a coal feeder is urgently needed. Utility Model Content

[0003] The utility model aims to provide a reasonably designed anti-blocking mechanism for a coal feeder in view of the defects and shortcomings of the prior art, so as to solve the above problems.

[0004] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: it comprises a guide hopper and a support frame, the guide hopper is arranged on the feed pipe of the coal feeder, and the guide hopper is provided with a support frame;

[0005] It also contains:

[0006] Motor No. 1, wherein the motor No. 1 is fixedly arranged on the support frame, and an output shaft of the motor No. 1 passes through the support frame and is fixedly provided with a screw rod, and the screw rod is movably arranged in the feed pipe;

[0007] A movable plate, the movable plate is rotatably arranged in the coal feeder through a shaft and a bearing, and a driving rod is rotatably arranged on the front and rear side walls of the movable plate through a shaft and a bearing;

[0008] Track bars, there are two of them, both of which are fixedly arranged on the upper part of the coal feeder, a movable frame is slidably arranged on the track bars, and the upper end of the driving rod passes through the strip groove opened on the upper side wall of the coal feeder and is rotatably connected with the end of the movable frame through a shaft and a bearing;

[0009] The No. 2 motor is fixedly arranged on the upper part of the coal feeder, and an adjustable linkage component connected with the movable frame is arranged on the output shaft of the No. 2 motor.

[0010] Preferably, the adjustable linkage assembly comprises:

[0011] A rotating disk, wherein the rotating disk is fixedly sleeved on the output shaft of the second motor, a sliding block is slidably arranged in a sliding groove provided on the rotating disk, a connecting rod is rotatably arranged on the sliding block through a shaft and a bearing, and one end of the connecting rod is hinged to the movable frame;

[0012] An adjusting screw is rotatably arranged in a slide groove through a bearing, and an adjusting handle is fixedly arranged on one end of the adjusting screw after passing through a rotating disk.

[0013] Preferably, inclined material guide plates are fixedly provided on the front and rear inner walls of the coal feeder, and the material guide plates are arranged above the belt conveyor assembly in the coal feeder.

[0014] Preferably, a scraper plate is fixedly arranged in the coal feeder, and the scraper plate is movably arranged in contact with the belt conveyor assembly.

[0015] Preferably, a reinforcing rib plate is provided on the driving rod.

[0016] Compared with the prior art, the utility model has the beneficial effect that the anti-blocking mechanism of the coal feeder described in the utility model can fully break up the coal during the feeding process to avoid blockage caused by agglomerated large-volume coal during subsequent processing or transportation. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a structural schematic diagram of the utility model.

[0018] Figure 2 It is a connection diagram of the support frame, the first motor and the spiral rod in the utility model.

[0019] Figure 3 It is a schematic diagram of the internal structure of the coal feeder in the utility model.

[0020] Figure 4 It is an exploded view of the parts of the movable frame, the second motor and the adjustable linkage assembly in the utility model.

[0021] Description of reference numerals:

[0022] Guide hopper 1, support frame 2, No. 1 motor 3, screw rod 4, movable plate 5, drive rod 6, track bar 7, movable frame 8, strip groove 9, No. 2 motor 10, adjustable linkage assembly 11, rotating disk 11-1, slider 11-2, connecting rod 11-3, adjusting screw 11-4, adjusting handle 11-5, guide plate 12, scraper plate 13, reinforcing rib plate 14, coal feeder 15, belt conveyor assembly 16. DETAILED DESCRIPTION

[0023] The technical solution of the utility model will be clearly and completely described below in conjunction with the accompanying drawings. The preferred embodiments in the description are only used as examples, and all other embodiments obtained by those skilled in the art without making any creative work are within the scope of protection of the utility model.

[0024] like Figure 1-Figure 4As shown, this specific embodiment adopts the following technical scheme: it comprises a guide hopper 1 and a support frame 2, the guide hopper 1 is arranged on the feed pipe of the coal feeder 15, the guide hopper 1 is provided with the support frame 2, the front and rear inner walls of the coal feeder 15 are fixedly provided with inclined guide plates 12, and the guide plates 12 are arranged above the belt conveyor assembly 16 in the coal feeder 15, the guide plates 12 can provide a drop guide for the coal entering the coal feeder 15, and prevent the coal from falling into the gap between the belt conveyor assembly 16 and the inner wall of the coal feeder 15, a scraper plate 13 is fixedly provided in the coal feeder 15 by bolts, the scraper plate 13 is movably conflictingly arranged with the belt conveyor assembly 16, and the scraper plate 13 can scrape off the coal adhering to the belt conveyor assembly 16, so as to clean the belt conveyor assembly 16;

[0025] It also contains:

[0026] A No. 1 motor 3, wherein the No. 1 motor 3 is fixedly arranged on the support frame 2, and a screw rod 4 is fixedly arranged on the output shaft of the No. 1 motor 3 after passing through the support frame 2, and the screw rod 4 is movably arranged in the feed pipe;

[0027] A movable plate 5, the movable plate 5 is rotatably arranged in the coal feeder 15 through a shaft and a bearing, a driving rod 6 is rotatably arranged on the front and rear side walls of the movable plate 5 through a shaft and a bearing, and a reinforcing rib plate 14 is arranged on the driving rod 6, and the reinforcing rib plate 14 can improve the structural strength of the driving rod 6;

[0028] Track bars 7, there are two track bars 7, both of which are fixedly arranged on the upper part of the coal feeder 15 by bolts, and a movable frame 8 is slidably arranged on the track bars 7, and the upper end of the driving rod 6 passes through the strip groove 9 opened on the upper side wall of the coal feeder 15 and is rotatably connected to the end of the movable frame 8 through a shaft and a bearing;

[0029] No. 2 motor 10, the No. 2 motor 10 is fixedly mounted on the upper part of the coal feeder 15 by means of bolts, and an adjustable linkage assembly 11 connected to the movable frame 8 is disposed on the output shaft of the No. 2 motor 10;

[0030] The adjustable linkage assembly 11 comprises:

[0031] A rotating disk 11-1, wherein the rotating disk 11-1 is fixedly sleeved on the output shaft of the second motor 10, a slider 11-2 is slidably arranged in a slide groove provided on the rotating disk 11-1, a connecting rod 11-3 is rotatably arranged on the slider 11-2 through a shaft and a bearing, and one end of the connecting rod 11-3 is hinged to the movable frame 8;

[0032] The adjusting screw 11-4 is rotatably arranged in the slide groove through a bearing, and one end of the adjusting screw 11-4 passes through the rotating disk 11-1 and is fixedly provided with an adjusting handle 11-5.

[0033] When using the utility model, coal is poured into the guide hopper 1, and then the No. 1 motor 3 is started, the No. 1 motor 3 drives the screw rod 4 to rotate, and the coal in the guide hopper 1 is transported to the coal feeder 15. At the same time, the No. 2 motor 10 is started, the No. 2 motor 10 drives the rotating disk 11-1 to rotate, the rotating disk 11-1 drives the slider 11-2 to rotate, and the cooperation of the connecting rod 11-3 and the guiding effect of the track bar 7 on the movable frame 8 are used to make the movable frame 8 reciprocate left and right, and the movable frame 8 drives the upper end of the driving rod 6 to reciprocate left and right, so that the movable plate 5 swings back and forth, and the coal that falls into the coal feeder 15 is The falling coal is slapped to break up the agglomerated coal and drop it onto the belt conveyor assembly 16 to avoid blockage during subsequent processing or transportation. When it is necessary to adjust the reciprocating swing amplitude of the movable plate 5, the adjusting handle 11-5 can be rotated, and the adjusting handle 11-5 drives the adjusting screw 11-4 to rotate, so that the slider 11-2 drives the left end of the connecting rod 11-3 to move, and the distance between the left end of the connecting rod 11-3 and the center of the rotating disk 11-1 is adjusted, so that when the rotating disk 11-1 rotates, the left and right reciprocating movement distance of the movable frame 8 is changed, thereby realizing the adjustment of the reciprocating swing amplitude of the movable plate 5.

[0034] After adopting the above structure, the beneficial effects of this specific implementation are as follows:

[0035] 1. Through the cooperation of the No. 1 motor 3 and the screw rod 4, it is not only convenient to control the feeding amount of the coal falling into the coal feeder 15, but also to avoid the coal from being blocked in the feeding pipe of the coal feeder 15;

[0036] 2. Through the cooperation of the movable plate 5, the driving rod 6, the track bar 7, the movable frame 8, the second motor 10 and the adjustable linkage assembly 11, the coal can be fully broken up during the feeding process to avoid blockage caused by large-volume coal agglomerates during subsequent processing or transportation.

[0037] For those skilled in the art, they can modify the technical solutions recorded in the aforementioned embodiments and make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A coal feeder anti-blocking mechanism, comprising a guide hopper (1) and a support frame (2), wherein the guide hopper (1) is arranged on a feed pipe of the coal feeder (15), and the support frame (2) is arranged on the guide hopper (1); Features: It also contains: A first motor (3), wherein the first motor (3) is fixedly mounted on the support frame (2), and an output shaft of the first motor (3) passes through the support frame (2) and is fixedly mounted with a screw rod (4), and the screw rod (4) is movably mounted in the feed pipe; A movable plate (5), the movable plate (5) being rotatably arranged in the coal feeder (15) via a shaft and a bearing, and a driving rod (6) being rotatably arranged on the front and rear side walls of the movable plate (5) via a shaft and a bearing; Track bars (7), wherein the track bars (7) are two in number and are both fixedly arranged on the upper part of the coal feeder (15); a movable frame (8) is slidably arranged on the track bars (7); the upper end of the driving rod (6) passes through a strip groove (9) provided on the upper side wall of the coal feeder (15) and is rotatably connected to the end of the movable frame (8) via a shaft and a bearing; A No. 2 motor (10) is fixedly arranged on the upper part of the coal feeder (15), and an adjustable linkage component (11) connected to the movable frame (8) is arranged on the output shaft of the No. 2 motor (10).

2. The anti-blocking mechanism of a coal feeder (15) according to claim 1, characterized in that: The adjustable linkage assembly (11) comprises: A rotating disk (11-1), the rotating disk (11-1) being fixedly sleeved on the output shaft of the second motor (10), a sliding block (11-2) being slidably arranged in a sliding groove provided on the rotating disk (11-1), a connecting rod (11-3) being rotatably arranged on the sliding block (11-2) via a shaft and a bearing, and one end of the connecting rod (11-3) being hinged to the movable frame (8); An adjusting screw (11-4) is rotatably arranged in the slide groove via a bearing, and an adjusting handle (11-5) is fixedly arranged after one end of the adjusting screw (11-4) passes through the rotating disk (11-1).

3. The anti-blocking mechanism of a coal feeder (15) according to claim 1, characterized in that: Inclined material guide plates (12) are fixedly provided on the front and rear inner walls of the coal feeder (15), and the material guide plates (12) are arranged above the belt conveyor assembly (16) in the coal feeder (15).

4. The anti-blocking mechanism of a coal feeder (15) according to claim 1, characterized in that: A scraper plate (13) is fixedly arranged inside the coal feeder (15), and the scraper plate (13) is movably arranged in contact with the belt conveyor assembly (16).

5. The anti-blocking mechanism of a coal feeder (15) according to claim 1, characterized in that: The driving rod (6) is provided with a reinforcing rib plate (14).

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