CN212791337U

CN212791337U - Superfine silicon carbide airflow crushing chamber

Info

Publication number: CN212791337U
Application number: CN202021053086.1U
Authority: CN
Inventors: 李冰
Original assignee: Qingdao Jiuding Cast Metallurgical Materials Co ltd
Current assignee: Qingdao Jiuding Cast Metallurgical Materials Co ltd
Priority date: 2020-06-10
Filing date: 2020-06-10
Publication date: 2021-03-26
Anticipated expiration: 2030-06-10

Abstract

The utility model discloses a room is smashed to superfine carborundum air current, including the pan feeding pipe of fixed mounting on the box, fan I, fan II, and fan I, all install an impact mechanism on fan II, there is crushing case through straight-bar fixed mounting in the box, install crushing mechanism in the crushing case, fixed mounting has impact case II in the box, impact case I, and impact case II, equal fixed mounting has the impact otter board in the impact case I, impact case II is linked together through aspiration channel and air-supply line I, impact case I is linked together through an aspiration channel and air-supply line II, it has unloading pipe II all to communicate on two aspiration channels, equal fixed mounting has an air inlet baffle in two aspiration channels, it has the discharging pipe to strike II last intercommunications of case. Has the advantages that: simple structure, reasonable in design has set up preliminary rubbing crusher and two-stage impact mechanism and has smashed, can be with the kibbling more thorough, careful of sulfur carbide granule, and high-usage, can not produce extravagantly.

Description

Superfine silicon carbide airflow crushing chamber

Technical Field

The utility model relates to a kibbling technical field of carborundum especially relates to a room is smashed to superfine carborundum air current.

Background

Silicon carbide has the advantages of high hardness, high melting point, high stability, high thermal conductivity, low expansion rate and the like, is widely applied to the preparation process of novel functional materials, has strict requirements on the particle size of particles when in use, and generally has better preparation effect when being thinner.

Silicon carbide of traditional mode is smashed mainly to adopt mechanical crushing's mode to go on, and the kibbling not thorough enough of this kind of crushing mode also appears some air current crushing's equipment in the market at present, however because the immaturity of prior art, this kind of equipment can't accomplish one shot forming, need carry out a lot of and smash just can reach required particle size requirement, comparatively waste time, consequently need design a superfine silicon carbide air current and smash the room and solve above-mentioned problem urgently.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem of incomplete pulverization in the prior art and providing a superfine silicon carbide airflow pulverizing chamber.

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

a superfine silicon carbide airflow crushing chamber comprises a feeding pipe, a fan I and a fan II which are fixedly installed on a box body, wherein an air inlet pipe I and an air inlet pipe II are respectively and fixedly installed on the fan I and the fan II, an impact mechanism is installed on the fan I and the fan II, a crushing box is fixedly installed in the box body through a straight rod, the crushing mechanism is installed in the crushing box, the lower portion of the crushing box is arranged in an opening mode, the lower end of the feeding pipe is communicated with the crushing box, an impact box II and an impact box I are fixedly installed in the box body, impact screens are fixedly installed in the impact box II and the impact box I, and the apertures of the impact screens above the impact screens are larger than the apertures of the impact screens below the impact screens;

impact case II and be linked together through an aspiration channel and air-supply line I, impact case I and be linked together through aspiration channel and air-supply line II, all communicate on two aspiration channels has unloading pipe II, and equal fixed mounting has air inlet baffle in two aspiration channels, and has the hole on the air inlet baffle, and two air inlet baffles all are located the right side of unloading pipe II, and the intercommunication has the discharging pipe on impacting case II.

In foretell room is smashed to superfine carborundum air current, rubbing crusher constructs including fixed mounting at the motor of smashing the incasement, and fixed mounting has the pivot on the drive end of motor, and the one end that the motor was kept away from in the pivot rotates and installs on smashing the case, has a plurality of crushing pieces through running roller fixed mounting in the pivot, and the bottom fixed mounting who smashes the case has the filter screen, and the aperture of filter screen is greater than the aperture on the impact otter board.

In foretell room is smashed to superfine carborundum air current, all include an impacter in two beater mechanisms, and two impacters are fixed mounting respectively on fan I, the air outlet of fan II, all include one in two impacters with the defeated tuber pipe that unloading pipe II is linked together, all communicate on two defeated tuber pipes and have a unloading pipe I, and the unloading pipe I that is located the top is linked together with the filter screen, the unloading pipe I that is located the below is linked together with impact case I, and unloading pipe I, unloading pipe II is the check tube.

In the superfine silicon carbide airflow crushing chamber, the funnel is fixedly arranged at the upper end of the feeding pipe.

Compared with the prior art, the utility model discloses the advantage lies in:

1: through setting up rubbing crusher structure, rubbing crusher constructs by the high-speed rotation of motor control crushing piece, can carry out preliminary smashing with carborundum, makes it become the tiny particle by the large granule to can have the filter screen to enter into impact mechanism in, be convenient for its meticulous smashing.

2: through setting up impact mechanism, the carborundum after by superstructure preliminary crushing is through the promotion of wind-force to obtain higher acceleration, and make it strike on strikeing the otter board at a high speed, can more thoroughly kibbling.

3: through setting up the impacter, the defeated tuber pipe in the impacter constitutes for the body that multistage thickness is different, and the hose aperture in exit be minimum, can make the sulfur carbide granule obtain bigger acceleration, makes its dynamics of striking on strikeing the otter board bigger, can make kibbling more thoroughly meticulous.

To sum up, the utility model discloses simple structure, reasonable in design has set up preliminary rubbing crusher and two-stage impact mechanism and has smashed, can be with the kibbling more thoroughly of sulphur carbide granule, careful, and high-usage, can not produce extravagantly.

Drawings

FIG. 1 is a schematic structural view of an ultrafine silicon carbide gas flow pulverizing chamber according to the present invention;

FIG. 2 is an enlarged view of a node at the point A in FIG. 1;

fig. 3 is an enlarged view of a node at a portion B in fig. 1.

In the figure: 1 box, 2 strike case I, 3 strike case II, 4 fan I, 5 fan II, 6 funnels, 7 pan feeding pipes, 8 crushing casees, 9 straight-bars, 10 strike otter board, 11 impacters, 12 discharging pipes, 13 air-supply line II, 14 air-supply line I, 15 aspiration channels, 16 pivot, 17 motor, 18 running roller, 19 crushing piece, 20 filter screen, 21 unloading pipe I, 22 unloading pipe II, 23 air inlet baffle.

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. 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.

Referring to fig. 1-3, an airflow crushing chamber for ultrafine silicon carbide comprises a feeding pipe 7, a fan I4 and a fan II 5 which are fixedly arranged on a box body 1, an air inlet pipe I14 and an air inlet pipe II 13 are respectively and fixedly arranged on the fan I4 and the fan II 5, and the blower I4 and the blower II 5 are both provided with an impact mechanism, a crushing box 8 is fixedly arranged in the box body 1 through a straight rod 9, a crushing mechanism is arranged in the crushing box 8, and smash the lower part of case 8 and set up for the opening, and the lower extreme of pan feeding pipe 7 is linked together with crushing case 8, and fixed mounting has impact case II 3 in the box 1, strikes case I2, strikes case II 3 and is linked together through an aspiration channel 15 and air-supply line I14, strikes case I2 and is linked together through an aspiration channel 15 and air-supply line II 13, all communicates on two aspiration channels 15 to have a unloading pipe II 22 to strike and communicates on case II 3 and have discharging pipe 12.

The following points are notable:

1. the tail ends of the discharge pipe 12, the air inlet pipe II 13 and the air inlet pipe I14 are located on the outer side of the box body 1, and the air inlet pipe II 13 and the air inlet pipe I14 are pipelines for supplying air to the fan I4 and the fan II 5.

2. Rubbing crusher constructs including fixed mounting at the motor 17 of smashing in the case 8, fixed mounting has a pivot 16 on motor 17's the drive end, and pivot 16 keeps away from the one end rotation of motor 17 and installs on smashing case 8, there are a plurality of crushing pieces 19 through 18 fixed mounting of running roller in the pivot 16, the bottom fixed mounting who smashes case 8 has a filter screen 20, and the aperture of filter screen 20 is greater than the aperture on the impact otter board 10, motor 17 drives and smashes piece 19 and rotate at a high speed, can carry out preliminary smashing with the sulphur carbide granule, make its work of being convenient for follow-up impact mechanism.

3. Impact case II 3, all fixed mounting have one to strike otter board 10 in the case I2 of strikeing, and the aperture that is located the impact otter board 10 of top is greater than the aperture that strikes otter board 10 below, and the aperture of filter screen 20 then is greater than and strikes otter board 10 and make it form tertiary crushing operation, makes kibbling thorough meticulous more.

4. All including an impacter 11 in two impact mechanism, and two impacters 11 are fixed mounting respectively on fan I4, on the air outlet of fan II 5, all include an defeated tuber pipe that is linked together with unloading pipe II 22 in two impacters 11, all communicate a unloading pipe I21 on two defeated tuber pipes, and the unloading pipe I21 that is located the top is linked together with filter screen 20, unloading pipe I21 that is located the below is linked together with case I2 of strikeing, impact mechanism can wrap up in the air current that blows off on fan II 5 and take the high-speed striking of carborundum granule on strikeing otter board 10, and can continue to strike in impacter 11 with the granule that does not dash through strikeing otter board 10 via the convulsions effect of fan.

5. An air inlet partition plate 23 is fixedly mounted in each of the two air suction pipes 15, holes are formed in the air inlet partition plates 23, the two air inlet partition plates 23 are located on the right side of the discharging pipe II 22, air can enter the air, particles are blocked, and large air pressure difference exists between the air suction pipes 15 and an air conveying pipe in the impactor 11, so that the blocked particles can fall into the discharging pipe II 22 under the action of gravity and air pressure difference suction force to continue impacting in the impactor 11.

6. The feeding pipe I21 and the feeding pipe II 22 are both one-way pipes, so that the sulfur carbide particles can not be blocked by wind power of a fan when descending, and feeding is facilitated.

7. The motor 17 is preferably of the type YM 180-4.

In the utility model, firstly put the sulfur carbide particles into the crushing box 8 through the funnel 6 and the feeding pipe 7, start the motor 17 to carry out preliminary crushing, the crushed particles enter the blanking pipe I21 on the upper impact mechanism through the filter screen 20 and finally enter the air conveying pipe on the impactor 11, start the fan I4, the generated air flow wraps the impact screen plate 10 which impacts the particles into the impact box I2 at high speed to carry out secondary crushing, the particles which do not impact the impact screen plate 10 fall on the right side of the impact box I2 and enter the air suction pipe 15, and wrap the particles to the air inlet partition plate 23 through the suction force generated by the fan I4, and the particles fall into the blanking pipe II 22 under the combined action of gravity and air pressure difference, and finally continue impacting into the impactor 11; and the particles rushing through the impact screen plate 10 enter the left side of the impact box I2 through a discharging pipe I21 on the impact mechanism at the lower part, a fan II 5 is started to carry out tertiary crushing, the impact screen plate 10 which does not rush through the impact box II 3 can enter an air suction pipe 15 to carry out the above circulation continuous impact, and the particles rushing through the impact screen plate 10 on the impact box II 3 finally enter a discharging pipe 12 to be recycled.

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 superfine silicon carbide airflow crushing chamber comprises a feeding pipe (7), a fan I (4) and a fan II (5) which are fixedly installed on a box body (1), and is characterized in that an air inlet pipe I (14) and an air inlet pipe II (13) are respectively and fixedly installed on the fan I (4) and the fan II (5), an impact mechanism is installed on the fan I (4) and the fan II (5), a crushing box (8) is fixedly installed in the box body (1) through a straight rod (9), the crushing mechanism is installed in the crushing box (8), the lower part of the crushing box (8) is in an opening arrangement, the lower end of the feeding pipe (7) is communicated with the crushing box (8), an impact box II (3) and an impact box I (2) are fixedly installed in the box body (1), and an impact screen plate (10) is fixedly installed in the impact box II (3) and the impact box I (2), the aperture of the impact screen plate (10) positioned above is larger than that of the impact screen plate (10) positioned below;

strike case II (3) and be linked together through an aspiration channel (15) and air-supply line I (14), strike case I (2) and be linked together through aspiration channel (15) and air-supply line II (13), all communicate on two aspiration channels (15) and have unloading pipe II (22), equal fixed mounting has air inlet baffle (23) in two aspiration channels (15), and has the hole on air inlet baffle (23), and two air inlet baffles (23) all are located the right side of unloading pipe II (22), the intercommunication has discharging pipe (12) on striking case II (3).

2. The airflow crushing chamber for ultrafine silicon carbide according to claim 1, wherein the crushing mechanism comprises a motor (17) fixedly installed in the crushing box (8), a rotating shaft (16) is fixedly installed on a driving end of the motor (17), one end, far away from the motor (17), of the rotating shaft (16) is rotatably installed on the crushing box (8), a plurality of crushing sheets (19) are fixedly installed on the rotating shaft (16) through rollers (18), a filter screen (20) is fixedly installed at the bottom of the crushing box (8), and the aperture of the filter screen (20) is larger than that of the impact screen (10).

3. The airflow crushing chamber for ultrafine silicon carbide according to claim 2, wherein each of the two impact mechanisms comprises an impactor (11), the two impactors (11) are respectively and fixedly mounted at air outlets of the fan I (4) and the fan II (5), each of the two impactors (11) comprises an air delivery pipe communicated with the corresponding blanking pipe II (22), each of the two air delivery pipes is communicated with a blanking pipe I (21), the blanking pipe I (21) above the two air delivery pipes is communicated with the corresponding filter screen (20), the blanking pipe I (21) below the two air delivery pipes is communicated with the impact box I (2), and the blanking pipe I (21) and the blanking pipe II (22) are all one-way pipes.

4. The airflow pulverization chamber of claim 1, characterized in that said hopper (6) is fixedly installed at the upper end of said feeding pipe (7).