CN211838093U

CN211838093U - Lime kiln buggy preparation facilities

Info

Publication number: CN211838093U
Application number: CN201921765173.7U
Authority: CN
Inventors: 关林; 李广
Original assignee: Wuwei Hwasu Mining Co ltd
Current assignee: Wuwei Hwasu Mining Co ltd
Priority date: 2019-10-21
Filing date: 2019-10-21
Publication date: 2020-11-03
Anticipated expiration: 2029-10-21

Abstract

The utility model discloses a lime kiln buggy preparation facilities, be provided with the casing of open-ended L type structure including the top, two sets of parallel arrangement's crushing roller has been cup jointed in the bottom activity of shell opening part, two sets of top of smashing the roller and keeping away from each other install with casing inside wall fixed connection's barrier plate, the scraper blade of contradicting with crushing roller outer lane is installed to the bottom that two sets of barrier plates are close to each other, smash the below of roller install with casing inside wall fixed connection's guide board, the drying cabinet with casing fixed connection is installed to the lower one end below of guide board, the drying cabinet is close to one side top of guide board and installs the drying tube, the exhaust housing with casing fixed connection is installed to one side below that the drying cabinet was kept away from. The utility model discloses a to broken, dry, the separation operation of buggy, extract the high buggy of the fixed purity of particle size from the coal mine stone, for limekiln improves the raw materials of stable in quality, improved the preparation efficiency of buggy, the material resources raise the efficiency of using manpower sparingly.

Description

Lime kiln buggy preparation facilities

Technical Field

The utility model relates to a buggy preparation technical field especially relates to a limekiln buggy preparation facilities.

Background

The natural rock containing calcium carbonate as main component, such as limestone, chalk, dolomitic limestone, etc., can be used for producing lime. Calcining natural rock whose main component is calcium carbonate at proper temp. to remove decomposed carbon dioxide, and obtaining the product whose main component is calcium oxide, namely lime (also called quick lime). In actual production, the calcination temperature is often increased to 1000-1200 ℃ in order to accelerate decomposition. The lime consumption of industries such as the iron and steel industry, the calcium carbide industry, the alumina industry, the refractory material industry and the like is a great household, a lime kiln is generally adopted for production when lime is prepared, pulverized coal is required to be combusted for providing energy when the lime is produced, and the purity of the pulverized coal is different due to inconsistent coal mine stone sources and different water contents of coal ores when the pulverized coal is prepared, so that a lime kiln pulverized coal preparation device is required.

Disclosure of Invention

The utility model aims at solving the defects existing in the prior art and providing a lime kiln coal powder preparation device.

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

a lime kiln pulverized coal preparation device comprises a shell with an L-shaped structure, wherein an opening is formed in the top of the shell, two groups of crushing rollers which are arranged in parallel are movably sleeved at the bottom of the opening of the shell, two groups of blocking plates which are fixedly connected with the inner side wall of the shell are installed at the top of the crushing rollers which are far away from each other, two groups of scraping plates which are close to each other are installed at the bottom of the blocking plates and are abutted against the outer rings of the crushing rollers, a guide plate which is fixedly connected with the inner side wall of the shell is installed below the crushing rollers, a drying box which is fixedly connected with the shell is installed below the lower end of the guide plate, a drying tube is installed above one side of the drying box which is close to the guide plate, an exhaust cover shell which is fixedly connected with the shell is installed below one side of the guide plate which is far away from the drying box, a blocking block, the throwing mechanism is close to one side below that blocks the piece and installs the baffle with casing bottom fixed connection, and the baffle is kept away from one side of throwing mechanism and is installed the division board that sets up along casing length direction equidistance.

Preferably, the drying tube comprises a bottom plate with a circular arc-shaped structure and a drainage plate with a V-shaped structure, one end of the drying tube, which is far away from the drying box, is welded with a plug, and the bottom plate and the drainage plate are both provided with air injection holes.

Preferably, material receiving pipes positioned at the bottom of the shell are arranged in the middle of the adjacent partition plates and between the partition plates.

Preferably, the drying cabinet stretches out the one end of casing and installs the intake pipe, the exhaust housing stretches out the one end that stretches into the casing and installs the blast pipe, and the inside of blast pipe is through screw fixedly connected with exhaust fan.

Preferably, the throwing mechanism adopts a belt conveyor, the two groups of scraping plates are positioned below one side, far away from each other, of the two groups of crushing rollers, and one end, extending out of the shell, of each crushing roller is provided with a motor fixedly connected with the shell.

Preferably, one side of the drying pipe is provided with a blowing hole positioned at the top of the drying box, a heating pipe is installed inside the drying box, and the cross section of the partition plate is of an isosceles triangle structure.

The utility model has the advantages that:

through the casing that sets up, smash the roller, the barrier plate, the scraper blade, the guide board, the intake pipe, the drying tube, the drying cabinet, the exhaust housing, block the piece, shed the mechanism, divide half, the division board, connect the material pipe, the bottom plate, drainage plate and fumarole, realized the breakage to the buggy, drying, the separation operation, the buggy that the fixed purity of granule size is high is extracted from the coal mine stone, for lime kiln improves the raw materials of steady quality, the preparation efficiency of buggy has been improved, the material resources of using manpower and materials of sparingly raise the efficiency.

Drawings

FIG. 1 is a schematic structural view of a pulverized coal preparation device for a lime kiln provided by the present invention;

fig. 2 is the schematic structural diagram of the drying tube of the lime kiln pulverized coal preparation device provided by the utility model.

In the figure: the device comprises a shell 1, a crushing roller 2, a blocking plate 3, a scraping plate 4, a guide plate 5, an air inlet pipe 6, a drying pipe 7, a drying box 8, an exhaust cover 9, a blocking block 10, a throwing mechanism 11, a halving 12, a dividing plate 13, a material receiving pipe 14, a bottom plate 15, a drainage plate 16 and an air injection hole 17.

Detailed Description

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.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-2, a pulverized coal preparation device for a lime kiln comprises a shell 1 with an L-shaped structure, the top of the opening of the shell 1 is movably sleeved with two groups of crushing rollers 2 which are arranged in parallel, the tops of the two groups of crushing rollers 2 which are far away from each other are provided with stop plates 3 fixedly connected with the inner side wall of the shell 1, the bottoms of the two groups of stop plates 3 which are close to each other are provided with scraping plates 4 which are abutted against the outer rings of the crushing rollers 2, the lower part of the crushing rollers 2 is provided with guide plates 5 fixedly connected with the inner side wall of the shell 1, the lower part of the lower end of the guide plates 5 is provided with a drying box 8 fixedly connected with the shell 1, the upper part of one side of the drying box 8 close to the guide plates 5 is provided with a drying pipe 7, the lower part of one side of the guide plates 5 which is far away from the drying box 8 is provided with, the throwing mechanism 11 connected with the shell 1 is installed at the bottom of the blocking block 10, a partition plate 12 fixedly connected with the bottom of the shell 1 is installed below one side, close to the blocking block 10, of the throwing mechanism 11, and partition plates 13 which are equidistantly arranged along the length direction of the shell 1 are installed on one side, far away from the throwing mechanism 11, of the partition plate 12.

Further, the drying tube 7 comprises a bottom plate 15 of a circular arc-shaped structure and a drainage plate 16 of a V-shaped structure, a plug is welded at one end, away from the drying box 8, of the drying tube 7, and air injection holes 17 are formed in the bottom plate 15 and the drainage plate 16.

Specifically, a material receiving pipe 14 located at the bottom of the shell 1 is installed between the middle of the adjacent partition plates 13 and between the

partition plates

13 and 12.

It is worth to say that, the air inlet pipe 6 is installed at the end of the drying box 8 extending out of the casing 1, the exhaust pipe is installed at the end of the exhaust hood 9 extending out of the casing 1, and the exhaust fan is fixedly connected inside the exhaust pipe through screws.

In addition, the throwing mechanism 11 adopts a belt conveyor, two groups of scraping plates 4 are positioned below one side of two groups of crushing rollers 2 which are far away from each other, and one end of each crushing roller 2 extending out of the shell 1 is provided with a motor fixedly connected with the shell 1.

Besides, one side of the drying tube 7 is provided with a blowing hole positioned at the top of the drying box 8, a heating tube is arranged inside the drying box 8, and the cross section of the partition plate 13 is of an isosceles triangle structure.

Particularly, a control box is installed on one side of the shell 1, a controller is installed inside the control box, a display screen, a power supply interface and a data interface are installed on one side of the control box, the controller is electrically connected with the motor, the exhaust fan, the heating pipe, the blower, the display screen, the power supply interface and the data interface, and the controller is an ARM single chip microcomputer.

The working principle is as follows: when in normal use, raw materials enter the inside of the shell 1 from the top of the two groups of crushing rollers 2, then are crushed under the action of the crushing rollers 2, meanwhile, the scraper plate 4 at the bottom of the baffle plate 3 scrapes off the surface of the crushing rollers 2, the raw materials adhered to the surface of the crushing rollers 2 are scraped off, meanwhile, the dropped coal powder enters the top of the drying box 8 downwards along the guide plate 5, at the moment, outside air enters the inside of the drying box 8 along the air inlet pipe 6, then the coal powder is dried from the air injection holes 17 of the drying pipe 7 and the air blowing holes at the top of the drying box 8, meanwhile, the exhaust fan on the exhaust cover 9 discharges damp-heat gas outwards along the exhaust pipe, finally dried coal powder enters the top of the throwing mechanism 11 under the action of the baffle block 10, then does upward throwing motion under the action of the throwing mechanism 11, and then is separated according to the size of coal powder particles and the difference of the quality of coal slag, finally, the material receiving pipe 14 below the partition plate 13 is utilized for recycling, the design structure is simple, the operation is convenient and fast, the operation of crushing, drying and separating the coal powder is realized, the coal powder with fixed particle size and high purity is extracted from the coal mine stone, the raw material with stable quality is improved for the lime kiln, the preparation efficiency of the coal powder is improved, and the manpower and material resources are saved and the efficiency is improved.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a lime kiln buggy preparation facilities, is provided with casing (1) of open-ended L type structure including the top, a serial communication port, crushing roller (2) of two sets of parallel arrangement have been cup jointed in the bottom activity of casing (1) opening part, and are two sets of baffle (3) with casing (1) inside wall fixed connection are installed at the top that crushing roller (2) kept away from each other, and are two sets of baffle (3) are close to each other the bottom install with crushing roller (2) outer lane conflict scraper blade (4), install guide board (5) with casing (1) inside wall fixed connection in the below of crushing roller (2), install drying cabinet (8) with casing (1) fixed connection below the lower one end of guide board (5), drying cabinet (7) are installed to one side top that drying cabinet (8) are close to guide board (5), exhaust with casing (1) fixed connection is installed to one side below that drying cabinet (8) were kept away from in guide board (5), exhaust Housing (9), exhaust housing (9) stretch into one side below of casing (1) and install and block piece (10) with casing (1) inside wall fixedly connected with, block the bottom of piece (10) and install throwing mechanism (11) of being connected with casing (1), throwing mechanism (11) are close to one side below that blocks piece (10) and install baffle (12) with casing (1) bottom fixed connection, and baffle (12) are kept away from one side of throwing mechanism (11) and are installed division board (13) that set up along casing (1) length direction equidistance.

2. The lime kiln pulverized coal preparation device according to claim 1, wherein the drying tube (7) comprises a bottom plate (15) with a circular arc structure and a V-shaped flow guide plate (16), a plug is welded at one end of the drying tube (7) far away from the drying box (8), and air injection holes (17) are formed in the bottom plate (15) and the flow guide plate (16).

3. The lime kiln pulverized coal preparation device according to claim 1, characterized in that a material receiving pipe (14) located at the bottom of the shell (1) is installed between the adjacent partition plates (13) and between the partition plates (13) and the partition plates (12).

4. The lime kiln pulverized coal preparation device according to claim 1, wherein an air inlet pipe (6) is installed at one end of the drying box (8) extending out of the casing (1), an exhaust pipe is installed at one end of the exhaust hood casing (9) extending into the casing (1), and an exhaust fan is fixedly connected inside the exhaust pipe through screws.

5. The lime kiln pulverized coal preparation device according to claim 1, wherein the throwing mechanism (11) adopts a belt conveyor, the two sets of scrapers (4) are positioned below one side of the two sets of crushing rollers (2) which are far away from each other, and one end of the crushing rollers (2) extending out of the shell (1) is provided with a motor fixedly connected with the shell (1).

6. The lime kiln pulverized coal preparation device according to claim 1, wherein one side of the drying pipe (7) is provided with a blowing hole located at the top of the drying box (8), a heating pipe is installed inside the drying box (8), and the cross section of the partition plate (13) is in an isosceles triangle structure.