CN216225321U

CN216225321U - Anti-blocking screening device for silicon iron nitride powder

Info

Publication number: CN216225321U
Application number: CN202122796512.1U
Authority: CN
Inventors: 胡文耀; 姬坤重; 胡幸福; 高彦成
Original assignee: Anyang Hongxing Nitriding Material Co ltd
Current assignee: Anyang Hongxing Nitriding Material Co ltd
Priority date: 2021-11-16
Filing date: 2021-11-16
Publication date: 2022-04-08
Anticipated expiration: 2031-11-16

Abstract

The utility model discloses an anti-blocking screening device for ferrosilicon nitride powder, and relates to the technical field of ferrosilicon nitride powder production, which comprises a screening tank, wherein a first screening plate and a second screening plate are sequentially arranged in the screening tank from top to bottom, the bottom surfaces of the first screening plate and the second screening plate are respectively connected with a supporting block through a plurality of springs, cleaning components are respectively arranged at the tops of the first screening plate and the second screening plate, and a beating component capable of beating the first screening plate and the second screening plate simultaneously is arranged between the first screening plate and the second screening plate Excessive silicon nitride iron powder is accumulated on the top of the second sieve plate to influence the sieving efficiency.

Description

Anti-blocking screening device for silicon iron nitride powder

Technical Field

The utility model relates to the technical field of ferrosilicon nitride powder production, in particular to an anti-blocking screening device for ferrosilicon nitride powder.

Background

Because the size of silicon nitride iron powder is different, in order to obtain the silicon nitride iron powder of unified standard, need sieve in silicon nitride iron powder production process, the silicon nitride iron powder that will not conform to the standard is sieved out, and original sieving mechanism when sieving, can be plugged up on the screen cloth through usual, has reduced the screening efficiency, brings inconvenience for staff's work.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems in the prior art, the utility model provides an anti-blocking screening device for ferrosilicon nitride powder.

The technical scheme is as follows: including the sieve material jar, sieve material tank top is provided with the feeder hopper, sieve material tank bottom is provided with the discharging pipe, sieve material jar inside from the top down sets gradually first sieve and second sieve, first sieve, the sieve mesh has all been seted up on the second sieve, first sieve, the bottom surface of second sieve all has the supporting shoe through a plurality of spring coupling, the lateral wall about sieve material jar is fixed to the supporting shoe, the outside right side wall of sieve material jar is provided with the branch material mouth, the branch material mouth is linked together with sieve material jar inside, first sieve, the one end of second sieve runs through sieve material jar lateral wall and extends to its corresponding branch material mouth inside, first sieve, the top of second sieve all is provided with the clearance subassembly, form the structure that goes out the ferrosilicon nitride powder that sieves first sieve, the top of second sieve from dividing material mouth department through the clearance subassembly, install between first sieve and the second sieve and can go out first sieve, And a rapping assembly, wherein the second screen deck is simultaneously rapped.

Preferably, the clearance subassembly includes the fixed chamber of fixed connection at the outside left side wall of sieve material jar, fixed chamber is linked together with sieve material jar is inside, the inside fixed plate that is provided with of fixed chamber, it is connected with the threaded rod to rotate between fixed plate and the inside right side wall of sieve material jar, still fixedly connected with slide bar between fixed plate and the inside right side wall of sieve material jar, fixed chamber internally mounted has the rotating electrical machines, the left end of threaded rod run through the fixed plate lateral wall and with the output shaft fixed connection of rotating electrical machines, there is the thread bush through threaded connection on the threaded rod, sliding connection has the sliding sleeve on the slide bar, thread bush and sliding sleeve fixed connection, the underrun electric putter of thread bush is connected with the scraper blade.

Preferably, beat the subassembly including rotating the bull stick of connecting the lateral wall around the sieve material jar is inside, sieve material jar front side wall fixedly connected with motor chamber, motor chamber internally mounted has driving motor, the lateral wall that the sieve material jar was run through to the wherein one end of bull stick and extend to motor intracavity portion, driving motor's output shaft and bull stick fixed connection, the lateral wall fixedly connected with of bull stick beats the pole, beats the pole and staggers the setting mutually with threaded rod, slide bar.

Preferably, both ends of the rapping bar are rotatably connected with rubber pulleys.

Preferably, the bottom in the screening material jar is connected with the power chamber through the connecting rod, and power chamber internally mounted has motor power, and motor power's output shaft fixedly connected with discharging shaft, discharging shaft run through the bottom surface in power chamber and extend to inside the discharging pipe, discharging shaft's lateral wall fixedly connected with helical blade.

Preferably, the diameter of the screen openings on the first screening deck is larger than the diameter of the screen openings on the second screening deck.

Preferably, a valve is arranged on the tapping pipe.

Preferably, the bottom surface of sieve material jar is provided with the supporting leg.

The utility model provides an anti-blocking screening device for silicon iron nitride powder, which has the beneficial effects that: 1: according to the utility model, the first sieve plate and the second sieve plate are intermittently beaten by the beating component, and the first sieve plate and the second sieve plate vibrate ceaselessly under the action of the spring, so that the sieve holes are prevented from being blocked, and the screening efficiency of the device is enhanced; 2. According to the utility model, the surfaces of the first sieve plate and the second sieve plate are regularly cleaned through the cleaning assembly, and the ferrosilicon nitride powder screened out through the first sieve plate and the second sieve plate is cleaned out from the material distributing opening, so that the influence of excessive ferrosilicon nitride powder accumulated on the tops of the first sieve plate and the second sieve plate on the screening efficiency is avoided;

3. according to the utility model, the discharging shaft is arranged at the bottom in the sieving tank, when the sieved ferrosilicon nitride powder discharging pipe is difficult to discharge, an operator can start the power motor, the power motor can rotate the discharging shaft, and the powder at the discharging pipe can be dredged along with the rotation of the discharging shaft, so that the ferrosilicon nitride powder can smoothly fall out from the discharging pipe, and the anti-blocking performance of the sieving device is further realized.

Drawings

FIG. 1: the utility model provides an internal structure diagram of a screening tank.

FIG. 2: fig. 1 is an enlarged view of a portion a.

FIG. 3: the present invention provides an overall front view.

FIG. 4: the utility model provides a structure diagram of a beating component.

In the figure: 1-screening tank, 2-feeding hopper, 3-discharging pipe, 4-first screening plate, 5-second screening plate, 6-supporting leg, 7-spring, 8-supporting block, 9-material separating port, 10-fixed cavity, 11-fixed plate, 12-threaded rod, 13-sliding rod, 14-rotating motor, 15-threaded sleeve, 16-sliding sleeve, 17-electric push rod, 18-scraping plate, 19-rotating rod, 20-motor cavity, 21-driving motor, 22-knocking rod, 23-rubber pulley, 24-connecting rod, 25-power cavity, 26-power motor, 27-discharging shaft, 28-helical blade and 29-valve.

Detailed Description

The technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. In the description of the present invention, it should be noted that the terms "central", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the drawings, and are only used for convenience of description and simplification of description, but do not indicate or imply that the referred device or component must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

The present invention will be described in further detail below with reference to specific embodiments and with reference to the attached drawings.

The first embodiment is as follows: as shown in figures 1-3, a screening plant is prevented blockking up of silicon iron nitride powder, including sieve material jar 1, the bottom surface of sieve material jar 1 is provided with supporting leg 6, and supporting leg 6 is four at least, and evenly welds in 1 bottom surface of sieve material jar.

1 top of sieve material jar is provided with feeder hopper 2, and feeder hopper 2 can adopt welded fastening to be connected with sieve material jar 1, and sieve material jar 1 bottom is provided with discharging pipe 3, and discharging pipe 3 sets up with sieve material jar 1 integrated into one piece, is provided with valve 29 on discharging pipe 3. The valve 29 is made by the prior art and widely applied to the technical field of screening, and the specific structure thereof is not described in more detail in the present application.

1 inside from the top down of sieve material jar sets gradually first sieve 4 and second sieve 5, has all seted up the sieve mesh on first sieve 4, the second sieve 5, and the sieve mesh diameter on the first sieve 4 is greater than the sieve mesh diameter on the second sieve 5, sets up like this, plays the effect of multistage screening to the ferro-silicon nitride powder, makes the screening effect good.

The bottom surfaces of the first sieve plate 4 and the second sieve plate 5 are connected with supporting blocks 8 through a plurality of springs 7, the springs 7 are uniformly distributed between the sieve plates (the first sieve plate 4 and the second sieve plate 5) and the supporting blocks 8, two ends of each spring 7 are fixedly connected with the sieve plates (the first sieve plate 4 and the second sieve plate 5) and the supporting blocks 8 in a welding mode, and the supporting blocks 8 are fixedly welded on the left side wall and the right side wall inside the sieve material tank 1.

The outside right side wall of sieve material jar 1 is provided with branch material mouth 9, divides material mouth 9 and sets up with sieve material jar 1 integrated into one piece.

Divide material mouth 9 and sieve material jar 1 inside to be linked together, first sieve 4, the one end of second sieve 5 runs through sieve material jar 1 lateral wall and extends to inside its branch material mouth 9 that corresponds, first sieve 4, the top of second sieve 5 all is provided with the clearance subassembly, form first sieve 4 through the clearance subassembly, the ferrosilicon nitride powder that the top screening of second sieve 5 was come out is from dividing the structure that material mouth 9 was cleared away, wherein, the clearance subassembly includes fixed cavity 10 of welding fixed connection at 1 outside left side wall of sieve material jar, fixed cavity 10 is linked together with sieve material jar 1 inside, fixed cavity 10 inside welding fixed connection has fixed plate 11, be connected with threaded rod 12 through the bearing rotation between fixed plate 11 and the 1 inside right side wall of sieve material jar, threaded rod 12 equals to sieve material jar 1 inside front and back lateral wall distance. A sliding rod 13 is fixedly connected between the fixed plate 11 and the right side wall inside the material sieving tank 1 in a welding mode, and the sliding rod 13 is located right above the threaded rod 12. The fixed chamber 10 is internally provided with a rotating electric machine 14, the rotating electric machine 14 being of the prior art, the working principle of which is well known to those skilled in the art, in the application, the rotating motor 14 is fixed on the inner side wall of the fixed cavity 10 through screws, the left end of the threaded rod 12 penetrates through the side wall of the fixed plate 11 and is fixedly connected with the output shaft of the rotating motor 14 through a coupler, the threaded rod 12 is connected with a threaded sleeve 15 through threads, the sliding rod 13 is connected with a sliding sleeve 16 in a sliding manner, the threaded sleeve 15 is fixedly connected with the sliding sleeve 16 in a welding manner, the bottom surface of the threaded sleeve 15 is connected with a scraper 18 through an electric push rod 17, the electric push rod 17 adopts the prior art, the working principle of the electric push rod is well known to those skilled in the art, and not described in more detail in the present application, the top of the electric push rod 17 is fixed on the bottom surface of the threaded sleeve 15 through a screw, and the output end of the electric push rod 17 is fixedly connected with the scraper 18 through a screw.

Cleaning assembly operating principle: when the surfaces of the first sieve plate 4 and the second sieve plate 5 are cleaned regularly, the rotating motor 14 is started, the electric threaded rod 12 of the rotating motor 14 rotates, the threaded rod 12 drives the threaded sleeve 15 to move along the surface, the threaded sleeve 15 drives the scraper 18 to move out of the fixed cavity 10, the scraper 18 is positioned at the top of the sieve plate (the first sieve plate 4 and the second sieve plate 5), the electric push rod 17 is started at the moment, the scraper 18 is in contact with the top surfaces of the first sieve plate 4 and the second sieve plate 5, the threaded sleeve 15 drives the scraper 18 to move in the moving process, so that the ferrosilicon nitride powder screened from the top of the sieve plate (the first sieve plate 4 and the second sieve plate 5) is scraped to the material distribution port 9, the ferrosilicon powder is conveniently cleaned from the material distribution port 9, then the electric push rod 17 is started, the electric push rod 17 is contracted, the scraper 18 is driven to be far away from the sieve plate (the first sieve plate 4 and the second sieve plate 5), and the electric threaded rod 12 of the rotating motor 14 reversely rotates, the scraper 18 is moved into the fixed chamber 10 and can be cycled through several times if it is not cleaned in one pass.

A rapping unit is installed between the first screening deck 4 and the second screening deck 5, and is capable of rapping both the first screening deck 4 and the second screening deck 5. As shown in fig. 4, the rapping assembly comprises a rotating rod 19 rotatably connected to the front and rear side walls inside the screening can 1 through bearings, and the distance from the rotating rod 19 to the left and right side walls inside the screening can 1 is equal. Lateral wall welded fastening is connected with motor chamber 20 before sieve material jar 1, motor chamber 20 internally mounted has driving motor 21, driving motor 21 adopts prior art, driving motor 21's underrun bolt fixed connection is at motor chamber 20 medial surface, the wherein one end of bull stick 19 runs through sieve material jar 1's lateral wall and extends to motor chamber 20 inside, driving motor 21's output shaft passes through shaft coupling fixed connection with bull stick 19, the lateral wall welded fastening of bull stick 19 is connected with strikes pole 22, strike pole 22 and threaded rod 12, slide bar 13 sets up staggering mutually. The rapping bar 22 is located at equal distances from the first screening deck 4 to the second screening deck 5, and the length of the rapping bar 22 is greater than the distance from the turning bar 19 to the first screening deck 4 to the second screening deck 5.

Both ends of the knocking rod 22 are rotatably connected with rubber pulleys 23. When the rapping bar 22 raps the first screen deck 4 or the second screen deck 5, the rubber pulleys 23 can reduce the force between the rapping bar 22 and the first screen deck 4 or the second screen deck 5, thereby preventing damage to the first screen deck 4 or the second screen deck 5.

The operating principle of the knocking component is as follows: regularly start driving motor 21, make driving motor 21 drive bull stick 19 and rotate, bull stick 19 drives strikes pole 22 and rotates, but strikes pole 22 intermittent type nature and beat first sieve 4, second sieve 5 to under the effect of spring 7, make first sieve 4 and the incessant vibration of second sieve 5, thereby avoid the sieve mesh to be blockked up, strengthened the device's screening efficiency.

It should be pointed out in this application that the cleaning component does not work simultaneously with the rapping component during normal use.

Example two: on the basis of the above-mentioned embodiment, further, the bottom is connected with power cavity 25 through connecting rod 24 in sieve charging bucket 1, the both ends of connecting rod 24 respectively with power cavity 25, sieve charging bucket 1 welded fastening is connected, power cavity 25 internally mounted has motor power 26, motor power 26 adopts prior art, motor power 26 passes through the fix with screw at the inside top surface of power cavity 25, motor power 26's output shaft passes through shaft coupling fixedly connected with discharging shaft 27, discharging shaft 27 runs through the bottom surface of power cavity 25 and extends to inside discharging pipe 3, discharging shaft 27's lateral wall welded fastening is connected with helical blade 28.

When the good ferrosilicon nitride powder discharging pipe 3 of screening is difficult to carry out the ejection of compact, operating personnel can start motor power 26, and motor power 26 can make ejection of compact axle 27 rotate, along with the rotation of ejection of compact axle 27, can dredge the powder of discharging pipe 3 department, makes the smooth 3 drops of follow discharging pipe of ferrosilicon nitride powder, has further realized this screening plant's anti-clogging nature.

In conclusion, the first sieve plate and the second sieve plate are intermittently beaten by the beating component, and the first sieve plate and the second sieve plate vibrate ceaselessly under the action of the spring, so that sieve holes are prevented from being blocked, and the screening efficiency of the device is enhanced; through the clearance subassembly, regularly clear up first sieve, second sieve surface, the ferrosilicon nitride powder that will sieve out through first sieve, second sieve is cleared up away from minute feed opening department, avoids first sieve, the too much ferrosilicon nitride powder influence screening efficiency of second sieve top accumulation.

While the present invention has been particularly shown and described with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. The utility model provides a ferro-silicon nitride powder prevents blockking up screening plant, includes sieve material jar (1), sieve material jar (1) top is provided with feeder hopper (2), sieve material jar (1) bottom is provided with discharging pipe (3), a serial communication port, sieve material jar (1) inside from the top down sets gradually first sieve (4) and second sieve (5), first sieve (4) sieve mesh has all been seted up on second sieve (5), first sieve (4) the bottom surface of second sieve (5) all is connected with supporting shoe (8) through a plurality of springs (7), supporting shoe (8) are fixed sieve material jar (1) inside left and right sides lateral wall, the outside right side wall of sieve material jar (1) is provided with divides material mouth (9), divide material mouth (9) with sieve material jar (1) inside is linked together, first sieve (4) has been established, The one end of second sieve (5) is run through sieve material jar (1) lateral wall and extend to its correspondence divide material mouth (9) inside, first sieve (4) the top of second sieve (5) all is provided with the clearance subassembly, through the clearance subassembly forms will first sieve (4) the ferrosilicon nitride powder that the top screening of second sieve (5) was come is followed divide material mouth (9) to locate the structure of clearing away, first sieve (4) with install between second sieve (5) and to right first sieve (4) second sieve (5) carry out the subassembly of beating simultaneously.

2. The anti-blocking screening device for the silicon iron nitride powder according to claim 1, wherein the cleaning assembly comprises a fixed cavity (10) fixedly connected to the outer left side wall of the screening tank (1), the fixed cavity (10) is communicated with the inner part of the screening tank (1), a fixed plate (11) is arranged inside the fixed cavity (10), a threaded rod (12) is rotatably connected between the fixed plate (11) and the inner right side wall of the screening tank (1), a sliding rod (13) is fixedly connected between the fixed plate (11) and the inner right side wall of the screening tank (1), a rotating motor (14) is installed inside the fixed cavity (10), the left end of the threaded rod (12) penetrates through the side wall of the fixed plate (11) and is fixedly connected with an output shaft of the rotating motor (14), and a threaded sleeve (15) is connected to the threaded rod (12) through threads, sliding connection has sliding sleeve (16) on slide bar (13), thread bush (15) with sliding sleeve (16) fixed connection, the bottom surface of thread bush (15) is connected with scraper blade (18) through electric putter (17).

3. The utility model relates to a screening plant is prevented blockking up of ferrosilicon nitride powder, characterized in that, beat the subassembly including rotate and connect bull stick (19) of lateral wall around sieve material jar (1) is inside, sieve material jar (1) preceding lateral wall fixedly connected with motor chamber (20), motor chamber (20) internally mounted has driving motor (21), wherein one end of bull stick (19) runs through sieve material jar (1) the lateral wall and extend to inside motor chamber (20), driving motor (21) the output shaft with bull stick (19) fixed connection, the lateral wall fixedly connected with of bull stick (19) beats pole (22), beat pole (22) with threaded rod (12), slide bar (13) set up of staggering mutually.

4. The anti-clogging screening device for ferrosilicon nitride powder according to claim 3, wherein rubber pulleys (23) are rotatably connected to both ends of the knocking rod (22).

5. The utility model provides a screening plant that prevents blockking up of silicon iron nitride powder according to claim 1, characterized in that, the bottom is connected with power chamber (25) through connecting rod (24) in sieve charging bucket (1), power chamber (25) internally mounted has motor power (26), the output shaft fixedly connected with of motor power (26) goes out material axle (27), material axle (27) run through the bottom surface in power chamber (25) and extend to inside discharging pipe (3), the lateral wall fixedly connected with helical blade (28) of material axle (27).

6. An anti-clogging screening device for ferro-silicon nitride powder according to claim 1, characterized in that the diameter of the screen holes on the first screen deck (4) is larger than the diameter of the screen holes on the second screen deck (5).

7. An anti-clogging screening device for ferro-silicon nitride powder according to claim 1, characterized in that the discharge pipes (3) are provided with valves (29).

8. The screening device of claim 1, wherein the bottom of the screening tank (1) is provided with support legs (6).