CN219356921U

CN219356921U - Tin oxide powder sieving mechanism

Info

Publication number: CN219356921U
Application number: CN202320407228.7U
Authority: CN
Inventors: 曹磊; 鲍忠亮
Original assignee: Yongxing Yanleixin Environmental Protection Technology Co ltd
Current assignee: Yongxing Yanleixin Environmental Protection Technology Co ltd
Priority date: 2023-03-07
Filing date: 2023-03-07
Publication date: 2023-07-18
Anticipated expiration: 2033-03-07

Abstract

The utility model relates to the field of powder screening, in particular to a tin oxide powder screening device. The utility model provides a tin oxide powder screening device with a dredging function, which comprises a support, a collecting cylinder, a fixed plate, guide rods, sliding plates, a screening frame and a screening mechanism, wherein the collecting cylinder for collecting screened tin powder is bolted to the lower part of the support, the fixed plate is bolted to the support in a bilateral symmetry mode, the guide rods are bolted to the fixed plate, the sliding plates penetrate through the guide rods in a sliding mode, and the screening frame is connected between the sliding plates. Under the cooperation of second motor and brush, can make the brush rotate the tin powder brush that blocks up on with the screen cloth and open to can break up the tin powder of caking, avoid the tin powder to block up the screen cloth, with this screen cloth jam that can prevent.

Description

Tin oxide powder sieving mechanism

Technical Field

The utility model relates to the field of powder screening, in particular to a tin oxide powder screening device.

Background

Tin oxide powder is a good catalyst and catalyst carrier, and when preparing tin oxide powder, a screening device is usually used for screening qualified zinc oxide powder.

According to patent grant publication number CN 207271612U's a tin oxide powder sieving mechanism, including the air-blower, gasbag and upper portion are equipped with open-ended sieve storage bucket, its characterized in that is equipped with receipts flitch and sieve flitch in the sieve storage bucket, sieve flitch top is equipped with the float switch of fixing at sieve storage bucket lateral wall, sieve barrel bottom one side is equipped with the solenoid valve by float switch control, sieve barrel bottom opposite side is equipped with the valve, sieve barrel one side is equipped with the air-blower with the solenoid valve intercommunication, be equipped with in the sieve storage bucket lateral wall with the air flue of valve intercommunication, be equipped with on the sieve storage bucket with the air flue intercommunication and be located the gas pocket of sieve flitch top, receipts flitch and sieve flitch respectively with sieve storage bucket sliding connection, constitute an inner chamber between receipts flitch and the sieve flitch.

Above-mentioned sieving mechanism does not possess the mediation function, after the device carries out screening work for a long time, remain tin powder easily on the screen cloth to lead to the screen cloth to block up, influence subsequent screening work, the efficiency of screening can reduce.

In order to solve the problems in the prior art, it is necessary to design a tin oxide powder screening device with a dredging function, so as to achieve the effect of dredging the screen.

Disclosure of Invention

In order to overcome the defect that the screen mesh of the existing screening device is easy to block, the technical problem of the utility model is that: provides a tin oxide powder screening device with dredging function.

The technical scheme of the utility model is as follows: the utility model provides a tin oxide powder sieving mechanism, including the support, the collection cylinder, the fixed plate, the guide bar, the sliding plate, the screening frame, upper shield and screening mechanism, the lower part bolt of support has the collection cylinder that is used for collecting the tin powder after the screening, bilateral symmetry formula bolt on the support has the fixed plate, the bolt has the guide bar on the fixed plate, the sliding type runs through on the guide bar has the sliding plate, be connected with the screening frame between the sliding plate, the top bolt of screening frame has the upper shield, open on the upper portion of upper shield has the feed inlet, be equipped with screening mechanism in the screening frame, still including actuating mechanism and mediation mechanism, be equipped with actuating mechanism between screening mechanism and the sliding plate, be equipped with mediation mechanism between upper shield and the screening mechanism.

Further, screening mechanism is including arc guide arm, compression spring, screen cloth and connecting block, and the spout has all been opened to the both sides of screening frame, and the bolt has the arc guide arm in the spout, and sliding connection has the connecting block on the arc guide arm, is connected with the screen cloth between two connecting blocks, is connected with compression spring between connecting block and the screening frame.

Further, actuating mechanism is including connecting rod, the guide block, the fixed block, the ejector pin, reset spring, third motor and cam, install the third motor on the sliding plate, be connected with the cam on the output shaft of third motor, the equal bolt of both sides of a sliding plate has the fixed block, the slip is run through on the fixed block has the ejector pin, be connected with reset spring between ejector pin and the fixed block, the equal bolt of both sides of a sliding plate has the guide block, the slip is run through on the guide block has the connecting rod, connecting rod and connecting block normal running fit, the connecting rod can be contacted with the ejector pin after the removal.

Further, the dredging mechanism comprises a second motor and a hairbrush, the second motor is installed on the upper cover, an output shaft of the second motor penetrates through the upper cover and the screen in a rotating mode, the hairbrush is symmetrically connected to the lower portion of the output shaft of the second motor, and the hairbrush is in contact with the screen.

Further, still including first motor and screw rod, first motor is installed to the bottom of another fixed plate, and the output shaft rotation of first motor runs through one side fixed plate, is connected with the screw rod on the output shaft of first motor, screw rod and one side sliding plate screw thread fit.

Further, the feed inlet of the upper cover is inclined.

The beneficial effects of the utility model are as follows: 1. under the cooperation of second motor and brush, can make the brush rotate the tin powder brush that blocks up on with the screen cloth and open to can break up the tin powder of caking, avoid the tin powder to block up the screen cloth, with this screening efficiency that can prevent the screen cloth from blockking up, guaranteed the screen cloth.

2. Under the cooperation of first motor and screw rod, can reciprocate the position of screening frame voluntarily, need not the manual removal screening frame of staff, reduce the consumption of manpower.

Drawings

Fig. 1 is a schematic perspective view of the present utility model.

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

Fig. 3 is a schematic perspective view of the second motor and brush of the present utility model.

FIG. 4 is a schematic perspective view of parts such as brushes and screens according to the present utility model.

Fig. 5 is a schematic perspective view of the connecting block and connecting rod of the present utility model.

The reference symbols in the drawings: 1: support, 2: collection tube, 3: fixed plate, 4: first motor, 5: screw rod, 501: guide bar, 6: slide plate, 7: screening frame, 701: chute, 702: arc guide bar, 703: compression spring, 8: upper cover, 9: second motor, 10: brush, 11: screen mesh, 1101: connecting block, 12: connecting rod, 13: guide block, 14: fixed block, 15: ejector pin, 16: return spring, 17: third motor, 18: a cam.

Detailed Description

The utility model will be further described with reference to specific examples, illustrative examples and illustrations of which are provided herein to illustrate the utility model, but are not to be construed as limiting the utility model.

Example 1

Referring to fig. 1-5, a tin oxide powder screening device comprises a support 1, a collecting cylinder 2, a fixing plate 3, guide rods 501, sliding plates 6, a screening frame 7, an upper cover 8, a screening mechanism, a driving mechanism and a dredging mechanism, wherein the collecting cylinder 2 for collecting screened tin powder is bolted to the lower portion of the support 1, the fixing plate 3 is bolted to the support 1 in a bilateral symmetry mode, the guide rods 501 are bolted to the fixing plate 3, the sliding plates 6 are penetrated through the two guide rods 501 in a sliding mode, the screening frame 7 is connected between the two sliding plates 6, the top of the screening frame 7 is bolted to the upper cover 8, a feeding hole is formed in the upper portion of the upper cover 8, the screening mechanism is arranged in the screening frame 7, the driving mechanism is arranged between the screening mechanism and the sliding plates 6, and the dredging mechanism is arranged between the upper cover 8 and the screening mechanism.

Referring to fig. 2, 3, 4 and 5, the screening mechanism includes an arc guide bar 702, a compression spring 703, a screen 11 and a connection block 1101, both sides of the screening frame 7 are opened with a chute 701, the arc guide bar 702 is bolted in the chute 701, the connection block 1101 is connected to the arc guide bar 702 in a sliding manner, the screen 11 is connected between the two connection blocks 1101, and the compression spring 703 is connected between the connection block 1101 and the screening frame 7.

Referring to fig. 1, 3 and 5, the driving mechanism includes a connecting rod 12, a guide block 13, a fixed block 14, a push rod 15, a return spring 16, a third motor 17 and a cam 18, the right sliding plate 6 is provided with the third motor 17, the output shaft of the third motor 17 is connected with the cam 18, the front and rear sides of the right sliding plate 6 are both bolted with the fixed block 14, the two fixed blocks 14 are both slidably penetrated with the push rod 15, the return spring 16 is connected between the push rod 15 and the fixed block 14, the front and rear sides of the right sliding plate 6 are both bolted with the guide block 13, the guide block 13 is slidably penetrated with the connecting rod 12, the connecting rod 12 is in running fit with the connecting block 1101, and the connecting rod is contacted with the push rod 15 after movement.

Referring to fig. 1, 2, 3 and 4, the dredging mechanism comprises a second motor 9 and a brush 10, the second motor 9 is mounted on the upper cover 8, an output shaft of the second motor 9 penetrates through the upper cover 8 and the screen 11 in a rotating mode, the brush 10 is connected to the lower portion of the output shaft of the second motor 9 in a vertically symmetrical mode, and the brush 10 is in contact with the screen 11.

When in use, tin powder is put into the upper cover 8 through the feed inlet, the tin powder falls onto the screen 11 along with the tin powder, then the third motor 17 is started, the output shaft of the third motor 17 drives the cam 18 to rotate, the cam 18 contacts with the ejector rod 15 in the rotating process and pushes the ejector rod 15, the return spring 16 stretches, the ejector rod 15 pushes the connecting rod 12 along with the return spring 16, the connecting rod 12 drives the connecting block 1101 to move on the arc-shaped guide rod 702, the compression spring 703 stretches, the connecting block 1101 drives the screen 11 to rotate, then the return spring 16 resets and drives the ejector rod 15 to reversely move and reset after the cam 18 is separated from the ejector rod 15 in the rotating process, the ejector rod 15 does not push the connecting rod 12 any more, the compression spring 703 resets and drives the connecting rod 12 to reversely move and reset through the connecting block 1101, and the connecting rod 1101 drives the screen 11 to reversely rotate simultaneously, so that in the continuous rotating process of the cam 18, can make the screen cloth 11 continuously rotate positively and negatively, the screen cloth 11 which rotates positively and negatively can drive tin powder on the screen cloth 11 to shake, thereby realizing the effect of screening tin powder, qualified tin powder can pass through the screen cloth 11 and drop into the collecting cylinder 2 downwards, so that tin powder can be screened through the operation, when tin powder is not required to be screened, the third motor 17 is closed, then when the screen cloth 11 is required to be dredged, the second motor 9 is started, the brush 10 is driven by the output shaft of the second motor 9 to rotate, the blocked tin powder on the screen cloth 11 can be brushed off by the rotating brush 10, so that the blocked tin powder can be scattered, the screen cloth 11 is prevented from being blocked by tin powder, if the size of the scattered tin powder is proper, the tin powder can pass through the screen cloth 11 to drop into the collecting cylinder 2, the second motor 9 is closed after dredging is finished, the screen cloth 11 can be dredged through the operation, the screen cloth 11 is prevented from being blocked, the screening efficiency of the screen cloth 11 is ensured, when the tin powder in the collecting cylinder 2 needs to be taken out, the screening frame 7 is lifted upwards, the screening frame 7 drives the sliding plate 6 to move upwards, then the tin powder in the collecting cylinder 2 is taken out, and the screening frame 7 is put down on the collecting cylinder 2.

Example 2

On the basis of embodiment 1, please refer to fig. 1, further comprising a first motor 4 and a screw 5, wherein the first motor 4 is installed at the bottom of the left side fixing plate 3, the output shaft of the first motor 4 rotatably penetrates through the left side fixing plate 3, the screw 5 is connected to the output shaft of the first motor 4, and the screw 5 is in threaded fit with the left side sliding plate 6.

When needing to remove screening frame 7, start first motor 4, first motor 4 can drive screw rod 5 and rotate, can drive screening frame 7 through sliding plate 6 after the screw rod 5 rotates and move down, drive screening frame 7 and move down to suitable position after, close first motor 4, screening frame 7 can be with the collection cylinder 2 contact this moment, when needing to upwards remove screening frame 7 to take away the tin powder in the collection cylinder 2, the output shaft of control first motor 4 reverses, the output shaft of first motor 4 drives screw rod 5 and reverses, make screw rod 5 pass through sliding plate 6 and drive screening frame 7 upwards and move to suitable position, the rethread first motor 4 of reclosing, take away the tin powder can, so that through the upper and lower position that above-mentioned operation can automatic control screening frame 7, need not the manual removal screening frame 7 of staff, the cost of manpower has been reduced.

It will be appreciated by persons skilled in the art that the above embodiments are not intended to limit the utility model in any way, and that all technical solutions obtained by means of equivalent substitutions or equivalent transformations fall within the scope of the utility model.

Claims

1. The utility model provides a tin oxide powder sieving mechanism, including the support, the collecting vessel, the fixed plate, the guide bar, the sliding plate, the screening frame, upper shield and screening mechanism, the lower part bolt of support has the collecting vessel that is used for collecting the tin powder after the screening, bilateral symmetry formula bolt on the support has the fixed plate, the bolt has the guide bar on the fixed plate, the sliding type runs through on the guide bar has the sliding plate, be connected with the screening frame between the sliding plate, the top bolt of screening frame has the upper shield, open on the upper portion of upper shield has the feed inlet, be equipped with screening mechanism in the screening frame, a serial communication port, still including actuating mechanism and mediation mechanism, be equipped with actuating mechanism between screening mechanism and the sliding plate, be equipped with mediation mechanism between upper shield and the screening mechanism.

2. The tin oxide powder screening device according to claim 1, wherein the screening mechanism comprises an arc-shaped guide rod, a compression spring, a screen and a connecting block, both sides of the screening frame are provided with sliding grooves, the arc-shaped guide rod is bolted in the sliding grooves, the connecting block is connected to the arc-shaped guide rod in a sliding mode, the screen is connected between the two connecting blocks, and the compression spring is connected between the connecting block and the screening frame.

3. The tin oxide powder screening device according to claim 2, wherein the driving mechanism comprises a connecting rod, guide blocks, fixing blocks, ejector rods, a reset spring, a third motor and a cam, the third motor is installed on a sliding plate, the cam is connected to an output shaft of the third motor, the fixing blocks are bolted to two sides of the sliding plate, the ejector rods penetrate through the fixing blocks in a sliding mode, the reset spring is connected between the ejector rods and the fixing blocks, the guide blocks are bolted to two sides of the sliding plate, the connecting rod penetrates through the guide blocks in a sliding mode, the connecting rod is in running fit with the connecting block, and the connecting rod is in contact with the ejector rods after movement.

4. A tin oxide powder screening device according to claim 3, wherein the dredging mechanism comprises a second motor and a brush, the second motor is mounted on the upper cover, an output shaft of the second motor penetrates through the upper cover and the screen in a rotating mode, the brush is symmetrically connected to the lower portion of the output shaft of the second motor, and the brush is in contact with the screen.

5. The tin oxide powder screening device according to claim 4, further comprising a first motor and a screw, wherein the first motor is mounted at the bottom of the other fixed plate, an output shaft of the first motor penetrates through the one side fixed plate in a rotating mode, the screw is connected to the output shaft of the first motor, and the screw is in threaded fit with the one side sliding plate.

6. The apparatus according to claim 5, wherein the inlet of the upper cover is inclined.