CN210497166U

CN210497166U - Coal particle detection device

Info

Publication number: CN210497166U
Application number: CN201921110424.8U
Authority: CN
Inventors: 张剑峰; 慕广斌; 李宜喜; 刘成坤
Original assignee: Tianjin Detong Electrical Co ltd
Current assignee: Tianjin Detong Electric Co ltd
Priority date: 2019-07-16
Filing date: 2019-07-16
Publication date: 2020-05-12
Anticipated expiration: 2029-07-16

Abstract

The utility model relates to a coal particle detection device, belonging to the technical field of coal equipment; the upper end of the box body is fixedly embedded with a feeding bin, the upper end of the feeding bin is exposed above the box body, the lower end of the feeding bin is arranged in the box body, sliding grooves are formed in the inner walls of the front side and the rear side of the box body respectively, limiting blocks are arranged in the sliding grooves in a sliding mode, bearings are fixedly embedded in the inner walls of the limiting blocks, the front end and the rear end of a support shaft are fixedly inserted in the corresponding bearings respectively, a shaft sleeve is fixedly sleeved on the support shaft, a plurality of L-shaped push plates are fixedly connected to the circumference of the shaft sleeve in an equiangular distribution mode, one plate in the L-shaped push plates is fixed to the shaft sleeve, two steel wire ropes are fixedly connected to the support shaft, the two steel wire ropes are symmetrically arranged on; in the screening process, the phenomenon of blockage is not easy to occur, so that the screening efficiency is improved, and the detection efficiency is improved.

Description

Coal particle detection device

Technical Field

The utility model relates to a coal equipment technical field, concretely relates to coal grain detection device.

Background

China is one of the most abundant countries of coal resources in the world, coal is an important energy source and also an important raw material in metallurgy and chemical industry, and is mainly used for combustion, coking, gasification, low-temperature dry distillation, hydrogenation liquefaction and the like; the fire coal also brings serious environmental pollution problem, the combustion characteristic of the coal powder is mainly influenced by the physical structure, the physical structure parameters of the coal powder mainly comprise particle size, geometric shape, density, specific surface area, porosity, pore structure and the like, wherein the particle size is the most basic and the most important physical parameter, and not only has influence on other parameters, but also determines the ignition and combustion performance of the coal to a great extent; pulverized coal particle size detection of power plant mainly relies on buggy sampling device to carry out the timing sampling to going into the stove buggy, and the sieving machine that utilizes is sieved to calculate to the coal quality analysis room again, can appear the phenomenon of blockking up the screen cloth when current sieving machine filters, need clear up, and the operation is inconvenient, leads to the screening inefficiency, makes the inefficiency that the coal grain detected.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to prior art's defect with not enough, provide a reasonable in design's coal grain detection device, at the in-process that filters, be difficult for appearing the phenomenon of jam to improve the efficiency of screening, thereby improve the efficiency that detects.

In order to achieve the above purpose, the utility model adopts the following technical proposal: the automatic feeding device comprises a box body, a feeding bin, a limiting block, an L-shaped push plate and a steel wire rope, wherein the feeding bin is fixedly embedded at the upper end of the box body, the upper end of the feeding bin is exposed above the box body, the lower end of the feeding bin is arranged in the box body, sliding grooves are formed in the inner walls of the front side and the rear side of the box body, the limiting block is arranged in the sliding grooves in a sliding manner, bearings are fixedly embedded on the inner walls of the limiting block, the front end and the rear end of a fulcrum shaft are respectively inserted and fixed in the corresponding bearings, a shaft sleeve is fixedly sleeved on the fulcrum shaft, a plurality of L-shaped push plates are fixedly connected on the shaft sleeve in an equiangular distribution manner on the circumference of the shaft sleeve, one plate in the L-shaped push plate is fixed on the shaft sleeve, two steel wire ropes are fixedly connected on the front side and the rear side of, the first motor is fixed on the inner wall of the left side of the box body, the other end of the steel wire rope positioned on the rear side is fixedly connected with the second rotating shaft, the second rotating shaft is fixed on the second motor, the second motor is fixed on the inner wall of the right side of the box body, the sieve plate is fixedly connected in the box body and is suspended at the lower side of the sliding groove, a plurality of screen meshes are sequentially embedded and fixed on the sieve plate from left to right, the upper surfaces of the screen meshes and the upper surface of the sieve plate are arranged on the same inclined plane, the apertures of the screen meshes are sequentially and progressively increased from left to right, a plurality of collecting frames are arranged on the inner bottom plate of the box body and are vertically arranged corresponding to the screen meshes; the first motor and the second motor are connected with an external power supply.

Further, the front side fixedly connected with several vibrating motors of box, several vibrating motors and sieve set up on same inclined plane, vibrating motors is connected with external power source.

Furthermore, the upper surface of the sieve plate is fixedly connected with baffle plates in a front-back symmetrical mode, and the baffle plates are arranged on the lower side of the sliding groove.

Furthermore, the front side of box utilize the hinge to articulate and be provided with the several and open the door, open the door and set up in the front side of collecting frame and movable frame.

Furthermore, the inner bottom plate of the box body is fixedly connected with a plurality of slide rails, and the collecting frame and the movable frame are arranged on the slide rails in a front-back sliding mode through the slide blocks at the bottoms of the collecting frame and the movable frame respectively.

After the structure is adopted, the beneficial effects of the utility model are that: the utility model discloses in a coal grain detection device, at the in-process that filters, the difficult phenomenon that appears blockking up to improve the efficiency of screening, thereby improve the efficiency that detects.

Description of the drawings:

fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a cross-sectional view of the present invention.

Fig. 3 is a schematic structural view of the middle sieve plate of the present invention.

Fig. 4 is a schematic connection diagram of the middle stop block, the fulcrum shaft and the "L" shaped push plate of the present invention.

Description of reference numerals:

the automatic feeding device comprises a box body 1, a feeding bin 2, a limiting block 3, an L-shaped push plate 4, a first plate 4-1, a second plate 4-2, a steel wire rope 5, a sliding groove 6, a bearing 7, a fulcrum shaft 8, a shaft sleeve 9, a first rotating shaft 10, a first motor 11, a second rotating shaft 12, a second motor 13, a sieve plate 14, a sieve screen 15, a collecting frame 16, a movable frame 17, a vibrating motor 18, a baffle plate 19, a door 20 and a sliding rail 21.

The specific implementation mode is as follows:

the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1 to 4, the following technical solutions are adopted in the present embodiment: the feeding device comprises a box body 1, a feeding bin 2, a limiting block 3, an L-shaped push plate 4 and steel wire ropes 5, wherein the feeding bin 2 is fixedly embedded at the upper end of the box body 1, the upper end of the feeding bin 2 is exposed above the box body 1, the lower end of the feeding bin 2 is arranged in the box body 1, sliding grooves 6 are respectively formed in the inner walls of the front side and the rear side of the box body 1, the limiting block 3 is arranged in the sliding grooves 6 in a sliding mode, bearings 7 are fixedly embedded on the inner walls of the limiting block 3, the front end and the rear end of a supporting shaft 8 are respectively inserted and fixed in the corresponding bearings 7, a shaft sleeve 9 is fixedly sleeved on the supporting shaft 8, six L-shaped push plates 4 are welded and fixed on the shaft sleeve 9 in an equiangular distribution mode, one plate 4-1 in the L-shaped push plate 4 is welded and fixed on the shaft sleeve 9, the two steel wire ropes 5 are welded and fixed, the other end of the steel wire rope 5 positioned at the front side is welded and fixed with a first rotating shaft 10, the first rotating shaft 10 is welded and fixed on an output shaft of a first motor 11 with the model number of 60KTYZ, the first motor 11 is fixed on the left inner wall of the box body 1 by screws, the other end of the steel wire rope 5 positioned at the rear side is welded and fixed with a second rotating shaft 12, the second rotating shaft 12 is welded and fixed on a second motor 13, the second motor 13 is fixed on the right inner wall of the box body 1 by screws, a sieve plate 14 is welded and fixed in the box body 1, the sieve plate 14 is suspended at the lower side of the sliding groove 6, baffles 19 are symmetrically welded and fixed on the upper surface of the sieve plate 14 in a front-back symmetrical mode, the baffles 19 are arranged at the lower side of the sliding groove 6, two screen meshes 15 are sequentially embedded and fixed on the sieve plate 14 from left to right, the upper surfaces of the screen meshes 15 and the upper surfaces, three vibration motors 18 with the models of YZS-10-4 are fixed on the front side of the box body 1 through screws, the three vibration motors 18 and the sieve plate 14 are arranged on the same inclined plane, two collecting frames 16 are arranged on the inner bottom plate of the box body 1, the two collecting frames 16 are vertically arranged corresponding to the sieve screen 15 at the upper end of the sieve plate, a movable frame 17 is arranged below the right side of the sieve plate 14, three slide rails 21 are fixed on the inner bottom plate of the box body 1 in a welding mode, and the collecting frames 16 and the movable frame 17 are arranged on the slide rails 21 in a front-and-back sliding mode through slide blocks at; three door 20 are hinged to the front side of the box body 1 by hinges, and the door 20 is arranged on the front sides of the collecting frame 16 and the movable frame 17; the first motor 11, the second motor 13 and the vibration motor 18 are all connected with an external power supply through power lines.

The working principle of the specific embodiment is as follows: when the device is used, coal particles are thrown into the box body 1 from the feeding bin 2 and fall onto the sieve plate 14, the vibration motor 18 vibrates the coal particles to enable the coal particles smaller than the apertures of the sieve screens 15 to flow into the collecting frame 16 at the bottom from the sieve screens 15, the apertures of the sieve screens 15 are sequentially increased from left to right, the sieve plate 14 is obliquely arranged, the coal particles flow onto the next sieve screen 15 and fall into the collecting frame 16 at the bottom, and when the coal particles are retained above the sieve screen 15 at the rightmost side, the vibration motor 18 vibrates the coal particles to enable the coal particles to fall into the movable frame 17 at the bottom from the right side of the sieve plate 14, so that the coal particles are classified according to different sizes, and subsequent calculation and detection are facilitated; when the coal particles are screened on the screen plate 14, the first motor 11 rotates to drive the steel wire rope 5 on the front side to roll, so that the support shaft 8 moves towards the upper left side, meanwhile, the second motor 13 rotates to loosen the steel wire rope 5 on the rear side, so that the first motor 11 conveniently rotates to drive the steel wire rope 5 on the front side to roll, otherwise, the first motor 11 rotates reversely to loosen the steel wire rope 5 on the front side, the second motor 13 rotates reversely to drive the steel wire rope 5 on the rear side to roll, so that the support shaft 8 moves towards the lower right side, and the second plate 4-2 in the L-shaped push plate 4 pushes the coal particles to move downwards.

After adopting above-mentioned structure, this embodiment's beneficial effect is as follows:

1. the steel wire ropes 5 on the front side and the rear side are respectively controlled to be wound by a first motor 11 and a second motor 13, so that the support shaft 8 moves leftwards upwards or rightwards downwards, and a second plate 4-2 in the L-shaped push plate 4 pushes coal particles to move, so that the coal particles fall into a collecting frame 16 at the bottom from a screen 15;

2. the fulcrum shaft 8 is screwed on the limiting block 3 through a bearing 7, so that the limiting block 3 is arranged in the sliding groove 6 in a sliding mode, the fulcrum shaft 8 is supported, and a guiding effect is achieved;

3. the apertures of the screens 15 are gradually increased from left to right, and the screen plates 14 are obliquely arranged, so that the coal particle screening operation is facilitated.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. A coal particle detection device is characterized in that: the steel wire rope feeding device comprises a box body (1), a feeding bin (2), a limiting block (3), an L-shaped push plate (4) and a steel wire rope (5), wherein the feeding bin (2) is fixedly embedded at the upper end of the box body (1), the upper end of the feeding bin (2) is exposed above the box body (1), the lower end of the feeding bin (2) is arranged in the box body (1), sliding grooves (6) are respectively formed in the inner walls of the front side and the rear side of the box body (1), the limiting block (3) is arranged in the sliding grooves (6) in a sliding mode, bearings (7) are fixedly embedded on the inner walls of the limiting block (3), the front end and the rear end of a fulcrum shaft (8) are respectively inserted and fixed in the corresponding bearings (7), a shaft sleeve (9) is fixedly sleeved on the fulcrum shaft (8), a plurality of the L-shaped push plates (4) are fixedly connected to the shaft sleeve (9) in a distributed mode in a manner of, two steel wire ropes (5) are fixedly connected to a support shaft (8), the two steel wire ropes (5) are symmetrically arranged on the front side and the rear side of a shaft sleeve (9) in a front-rear mode, the other end of the steel wire rope (5) positioned on the front side is fixedly connected with a first rotating shaft (10), the first rotating shaft (10) is fixed on an output shaft of a first motor (11), the first motor (11) is fixed on the inner wall of the left side of a box body (1), the other end of the steel wire rope (5) positioned on the rear side is fixedly connected with a second rotating shaft (12), the second rotating shaft (12) is fixed on a second motor (13), the second motor (13) is fixed on the inner wall of the right side of the box body (1), a sieve plate (14) is fixedly connected in the box body (1), the sieve plate (14) is suspended on the lower side of a sliding groove (6), a plurality of sieve screens (15) are sequentially embedded and fixed on the sieve plate (14) from left to right, the upper, the apertures of the plurality of screens (15) are sequentially and progressively increased from left to right, a plurality of collecting frames (16) are arranged on the inner bottom plate of the box body (1), the plurality of collecting frames (16) are vertically and correspondingly arranged with the screens (15) at the upper ends of the collecting frames, and a movable frame (17) is arranged below the right side of the sieve plate (14); the first motor (11) and the second motor (13) are connected with an external power supply.

2. The coal particle detection device according to claim 1, wherein: the front side fixedly connected with several vibrating motor (18) of box (1), several vibrating motor (18) and sieve (14) set up on same inclined plane, vibrating motor (18) are connected with external power source.

3. The coal particle detection device according to claim 1, wherein: the upper surface of the sieve plate (14) is fixedly connected with baffle plates (19) in a front-back symmetrical mode, and the baffle plates (19) are arranged on the lower side of the sliding groove (6).

4. The coal particle detection device according to claim 1, wherein: the front side of the box body (1) is provided with a plurality of door opening devices (20) in a hinged mode through hinges, and the door opening devices (20) are arranged on the front side of the collecting frame (16) and the front side of the movable frame (17).

5. The coal particle detection device according to claim 1, wherein: the inner bottom plate of the box body (1) is fixedly connected with a plurality of slide rails (21), and the collecting frame (16) and the movable frame (17) are arranged on the slide rails (21) in a front-back sliding mode through slide blocks at the bottoms of the collecting frame and the movable frame respectively.