CN212652156U

CN212652156U - Municipal building sand is with high-efficient screening plant

Info

Publication number: CN212652156U
Application number: CN202020946662.9U
Authority: CN
Inventors: 赵俊坤
Original assignee: Zhejiang Lixin Construction Co ltd
Current assignee: Zhejiang Lixin Construction Co ltd
Priority date: 2020-05-29
Filing date: 2020-05-29
Publication date: 2021-03-05
Anticipated expiration: 2030-05-29

Abstract

The utility model discloses a municipal administration building sand is with high-efficient screening plant, including upside open-ended screening case, the opening part lock of screening case has the case lid, the upper end of case lid is fixed with feeds husky frame, the inner wall of screening case rotates and is connected with pivot one, the fixed cover in the pivot has connect the screen cloth, the upper end of screen cloth is followed the soft fender cloth of sealed fixedly connected with, and soft fender cloth setting is between screening case and case lid, the rear end of pivot one runs through screening case and fixedly connected with balance. The utility model discloses at the in-process that lasts the sand feeding, motor drive gear one rotates, and with torque transmission for gear two under gear one and gear two's meshing effect, two reciprocal pivoted in-process of gear drive and pivot a fixed connection's balance wheel do the swing action at certain angle within range under the spacing sliding action through spacer pin and spacing groove to the sand that falls to on the screen cloth carries out quick screening.

Description

Municipal building sand is with high-efficient screening plant

Technical Field

The utility model relates to a municipal administration building technical field especially relates to a municipal administration building is high-efficient screening plant for sand.

Background

In municipal buildings, sand is one of materials which must be used, but because the sand contains a lot of impurities, in order to ensure construction quality, screening is needed to remove the impurities before use, and the existing screening devices are not thorough in screening and low in screening efficiency, so that the use is not convenient enough.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem of proposing in the background art, and the high-efficient screening plant is used to municipal building sand that proposes.

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

a high-efficiency screening device for municipal construction sand comprises a screening box with an opening at the upper side, a box cover is buckled at the opening of the screening box, a sand feeding frame is fixed at the upper end of the box cover, the inner wall of the screening box is rotationally connected with a first rotating shaft, a screen is fixedly sleeved on the first rotating shaft, the upper end edge of the screen is fixedly connected with a soft blocking cloth in a sealing manner, the soft blocking cloth is arranged between the screening box and the box cover, the rear end of the first rotating shaft penetrates through the screening box and is fixedly connected with a balance wheel, the back surface of the screening box is fixedly provided with a motor, the output end of the motor is in key connection with a first gear, the back surface of the screening box is symmetrically and rotationally connected with a second rotating shaft about the motor, one end of the second rotating shaft, which is far away from the screening box, is in key connection with a second gear which is meshed with the first gear, and a limit, one side of the balance wheel, which is far away from the screening box, is hinged with a linkage rod, and a limiting groove in sliding connection with a limiting pin is formed in the linkage rod.

Preferably, the two limiting pins are rotationally symmetrical about a horizontal line where the second rotating shaft is located.

Preferably, the funnel-shaped gathering groove is formed in the inner bottom of the screening box, the front face of the gathering groove is communicated with a sand discharging pipe, and a switch valve is installed on the sand discharging pipe.

Preferably, the front surface of the screening box is embedded with an openable and closable observation window.

Preferably, the diameter of the first gear is larger than that of the second gear.

Compared with the prior art, this municipal administration building is high-efficient screening plant for sand's advantage lies in:

the utility model discloses at the in-process that lasts the sand feeding, motor drive gear one rotates, and with torque transmission for gear two under gear one and gear two's meshing effect, two reciprocal pivoted in-process of gear drive and pivot a fixed connection's balance wheel do the swing action at certain angle within range under the spacing sliding action through spacer pin and spacing groove to the sand that falls to on the screen cloth carries out quick screening.

Drawings

FIG. 1 is a front perspective view of a high efficiency screening device for municipal construction sand according to the present invention;

fig. 2 is the utility model provides a municipal administration building is structural schematic at high-efficient screening plant part back for sand.

In the figure: 1 screening box, 2 box covers, 3 sand feeding frames, 4 rotating shafts I, 5 screens, 6 soft blocking cloth, 7 converging grooves, 8 sand placing pipes, 9 observation windows, 10 balance wheels, 11 motors, 12 gears I, 13 rotating shafts II, 14 gears II, 15 limiting pins, 16 linkage rods and 17 limiting grooves.

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.

Referring to fig. 1-2, a municipal construction sand high-efficiency screening device comprises a screening box 1 with an opening at the upper side, a box cover 2 is buckled at the opening of the screening box 1, a sand feeding frame 3 is fixed at the upper end of the box cover 2, a rotating shaft I4 is rotatably connected with the inner wall of the screening box 1, a screen 5 is fixedly sleeved on the rotating shaft I4, a soft retaining cloth 6 is fixedly connected with the upper end edge of the screen 5 in a sealing manner, the soft retaining cloth 6 is arranged between the screening box 1 and the box cover 2, the rear end of the rotating shaft I4 penetrates through the screening box 1 and is fixedly connected with a balance wheel 10, a motor 11 is fixedly installed at the back of the screening box 1, a gear I12 is connected with the output end of the motor 11 in a key connection manner, a rotating shaft II 13 is rotatably connected with the back of the screening box 1 symmetrically relative to the motor 11, a gear II 14 is arranged at one end of the rotating shaft II 13 far away from the screening box 1 and is meshed with the gear I12, one side of the balance wheel 10, which is far away from the screening box 1, is hinged with a linkage rod 16, the linkage rod 16 drives the balance wheel 10 to move, a limiting groove 17 which is connected with a limiting pin 15 in a sliding manner is formed in the linkage rod 16, and the limiting pin 15 slides in a limiting manner in the limiting groove 17.

The two limiting pins 15 are rotationally symmetrical about the second rotating shaft 13 on the horizontal line, and one limiting pin 15 rotates upwards and one limiting pin rotates downwards synchronously.

The funnel-shaped groove 7 that assembles is seted up to the interior bottom of screening case 1, assembles the front intercommunication in groove 7 and has put husky pipe 8, and puts and install the ooff valve on the husky pipe 8, and after the screening sand is ended, can open the ooff valve and emit the sand through putting husky pipe 8.

The front of screening case 1 is inlayed and is equipped with observation window 9 that can open and close, makes things convenient for the staff to observe the screening sand condition.

The diameter (module) of the first gear 12 is larger than that of the second gear 14, so that the speed and the torque are further reduced and increased.

Use the utility model discloses the time, can be with waiting to use the sand through feeding husky frame 3 feeding case lid 2, soft fender cloth 6 and the sieve husky space that screen cloth 5 constitutes, at the in-process of continuously feeding husky, motor 11 drives gear one 12 and rotates, give gear two 14 with torque transfer under gear one 12 and gear two 14's meshing effect, two gear two 14's rotation direction is the same, two 14 reciprocating rotation's in-process, drive under the spacing sliding action through spacer pin 15 and spacing groove 17 and make the swing action at certain angle within range with a 4 fixed connection's of pivot balance 10, thereby carry out the quick screening to the sand that falls to on screen cloth 5.

It should be noted that, after the sand screening is finished, the box cover 2 can be opened, the impurities retained on the screen 5 can be cleaned, and then the soft blocking cloth 6 is fixedly clamped between the screening box 1 and the box cover 2 again.

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 high-efficiency screening device for the municipal building sand comprises a screening box (1) with an opening at the upper side, and is characterized in that a box cover (2) is buckled at the opening of the screening box (1), a sand feeding frame (3) is fixed at the upper end of the box cover (2), a first rotating shaft (4) is rotatably connected to the inner wall of the screening box (1), a screen (5) is fixedly sleeved on the first rotating shaft (4), a soft blocking cloth (6) is fixedly connected to the upper end edge of the screen (5) in a sealing manner, the soft blocking cloth (6) is arranged between the screening box (1) and the box cover (2), the rear end of the first rotating shaft (4) penetrates through the screening box (1) and is fixedly connected with a balance wheel (10), a motor (11) is fixedly installed at the back of the screening box (1), a first gear (12) is in keyed connection with the output end of the motor (11), a second rotating shaft (13) is rotatably connected to the back of the screening box (1) symmetrically with the motor (11, the end key-type connection of keeping away from screening case (1) of pivot two (13) has gear two (14), and gear two (14) and gear one (12) meshing, one side eccentric department fixedly connected with spacer pin (15) of screening case (1) is kept away from in gear two (14), one side that screening case (1) was kept away from in balance wheel (10) articulates there is gangbar (16), set up spacing groove (17) with spacer pin (15) sliding connection on gangbar (16).

2. The efficient screening device for municipal building sand according to claim 1, wherein the two limiting pins (15) are rotationally symmetric about a horizontal line on which the second rotating shaft (13) is located.

3. The efficient screening device for the municipal building sand according to claim 1, wherein a funnel-shaped gathering groove (7) is formed in the inner bottom of the screening box (1), a sand placing pipe (8) is communicated with the front face of the gathering groove (7), and a switch valve is installed on the sand placing pipe (8).

4. The efficient screening device for municipal building sand according to claim 1, wherein the front face of the screening box (1) is embedded with an openable and closable observation window (9).

5. The efficient screening device for municipal building sand according to claim 1, wherein the diameter of the first gear (12) is larger than the diameter of the second gear (14).