Screening device for aerated concrete production

Abstract

The screening device for aerated concrete production comprises a screening box, mounting grooves are formed in the two sides of the screening box, a rectangular-ambulatory-plane frame is slidably mounted in the mounting grooves, a push plate is arranged at the top of the rectangular-ambulatory-plane frame, sliding grooves are formed in the inner walls of the two sides of the screening box, and the sliding grooves are communicated with the sliding grooves. A through groove is formed in one side of the sliding groove, a rectangular groove is formed in the inner wall, away from the push plate, of the screening box, the rectangular groove communicates with the through groove, and a baffle is slidably installed in the rectangular groove. Through mutual cooperation of a baffle, a sliding block, a thread rope and a push plate, when more materials are blocked at the top of the screen rod, the baffle is moved upwards to be matched with the thread rope to drive the sliding block to move, then the push plate is driven to move on the rectangular-ambulatory-plane frame, the materials blocked on the screen rod are treated, and the phenomenon that the blocked materials affect material screening is avoided; and in addition, the blocked materials can be treated more simply and conveniently in the mode, the treatment time is shortened, and the screening efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of screening device, concretely to a screening device for aerated concrete production. BACKGROUND

[0002] Aerated concrete is a light-weight porous silicate product made of siliceous materials (sand, fly ash and silicon-containing tailings, etc.) and calcareous materials (lime, cement) as main raw materials, mixed with gas-forming agent (aluminum powder), through processes such as batching, mixing, pouring, pre-curing, cutting, autoclaving and curing. Because it contains a large number of uniform and fine pores after gasification, it is named aerated concrete.

[0003] According to the Chinese utility model patent (application number: 202020760179.1) discloses a kind of screening device for aerated concrete, including screening machine box, screening mechanism, crushing mechanism and receiving cavity are equipped in screening machine box, screening mechanism includes screening cylinder and drive motor, screening cylinder right end is equipped with feed pipe, screening cylinder left end is connected with drive motor, screening cylinder bottom is equipped with first discharge port, screening cylinder inner wall is equipped with guide plate, crushing mechanism includes crushing cavity and speed reducer motor, crushing cavity is equipped with shaft, shaft is equipped with crushing blade, shaft upper end is connected with speed reducer motor, receiving hopper discharge end is communicated with crushing cavity, crushing cavity bottom is equipped with screen, crushing cavity bottom is equipped with second discharge port, receiving cavity is located in the bottom of screening machine box.The device is fully screened to raw materials, the size of material particles after screening does not meet the requirements, is pulverized, is further screened after crushing, fully guarantee that the size of material particles meets the requirements before entering mixing bin.

[0004] But the above-mentioned device still has the following problems: the above-mentioned device is screened by screening cylinder, which is easy to block and cause small particles to fall, and large particles to enter the crushing cavity. When maintaining it, the cover needs to be opened, and then the blocked particles inside are treated. Since the screening cylinder is circular, it is difficult to treat the blocked material on the screening cylinder, thereby affecting the screening efficiency. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of screening device for aerated concrete production to solve the problems raised in the above background.

[0006] To achieve the above object, the utility model provides the following technical scheme: A screening device for aerated concrete production, including screening box, both sides of screening box are equipped with installation slot, the inside of installation slot is equipped with back -shaped frame of sliding installation, the top of back -shaped frame is equipped with push plate, both sides of screening box are equipped with slide groove, one side of slide groove is equipped with through groove, the inner wall of screening box away from push plate is equipped with rectangular groove, rectangular groove is linked together with through groove, the inside of rectangular groove is equipped with baffle of sliding installation, the inside of slide groove is equipped with sliding block of sliding installation, the lateral wall of sliding block is fixedly connected with the lateral wall of push plate, the lateral wall of sliding block is fixedly installed with the wire rope, the other end of wire rope is respectively threaded through slide groove and through groove and is fixedly connected with the lateral wall of baffle, the top of baffle is fixedly connected with first handle, the top of push plate is fixedly connected with second handle.

[0007] Preferably, the back-shaped frame is fixedly connected with a connecting plate on both sides, the connecting plate is fixedly connected with a plurality of springs near the side wall of the screening box, and the back-shaped frame is provided with a plurality of screen rods.

[0008] Preferably, the side wall of the screening box is fixedly installed with a fixed plate, the top of the fixed plate is fixedly installed with a motor, the output end of the motor is movably penetrated through the top of the fixed plate and fixedly connected with a protrusion, and the protrusion is located on one side of one of the connecting plates.

[0009] Preferably, the side wall of the screening box is fixedly installed with a fixed plate, the top of the fixed plate is fixedly installed with a motor, the output end of the motor is movably penetrated through the top of the fixed plate and fixedly connected with a protrusion, and the protrusion is located on one side of one of the connecting plates.

[0010] Preferably, the bottom of the screening box is provided with a discharge port.

[0011] Preferably, the bottom of the screening box is fixedly connected with four supporting legs, and the four supporting legs are symmetrically patched at the four corners of the bottom of the screening box.

[0012] Compared with the prior art, the utility model has the beneficial effects that: in the mutual cooperation of the baffle, the sliding block, the wire rope and the push plate, when the top of the screen rod is blocked by more materials, the baffle is moved upward, the sliding block is moved by the wire rope, and then the push plate is moved on the back-shaped frame, so that the materials blocked on the screen rod are treated, the screening of the materials is not affected by the blocked materials, the treatment of the blocked materials is more simple and convenient, the treatment time is reduced, and the screening efficiency is improved.

[0013] In addition, the protrusion, the connecting plate and the spring are specially designed, the protrusion indirectly pushes the connecting plate, the spring is matched, the back-shaped frame shakes left and right, and then the materials on the screen rod are shaken and screened. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a three-dimensional appearance structure schematic diagram of the utility model.

[0015] Figure 2 It is another perspective of the three-dimensional structure schematic view of the utility model.

[0016] Figure 3 It is a partial three-dimensional structure schematic view of the utility model.

[0017] Figure 4 It is a three-dimensional structure schematic view of the push plate and the baffle of the utility model.

[0018] Figure 5 It is a three-dimensional structure schematic view of the screening box of the utility model.

[0019] In the figure: 1, screening box; 2, baffle; 3, first handle; 4, push plate; 5, second handle; 6, sliding block; 7, line rope; 8, sliding groove; 9, through groove; 10, rectangular groove; 11, discharge groove; 12, hui character frame; 13, mounting groove; 14, screen rod; 15, connecting plate; 16, spring; 17, fixed plate; 18, motor; 19, protruding block. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0021] Please refer to Figures 1-5 The utility model provides a kind of technical solutions: a screening device for aerated concrete production, including screening box 1, installation groove 13 is set to the both sides of screening box 1, hui character frame 12 is slidably installed in the inside of installation groove 13, push plate 4 is arranged at the top of hui character frame 12, sliding groove 8 is set to the both sides inner wall of screening box 1, through groove 9 is set to the side of sliding groove 8, rectangular groove 10 is set to the inner wall of screening box 1 away from push plate 4, rectangular groove 10 is communicated with through groove 9, discharge groove 11 is set to the side wall of screening box 1 close to baffle 2, discharge groove 11 is communicated with rectangular groove 10, baffle 2 is slidably installed in the inside of rectangular groove 10, sliding block 6 is slidably installed in the inside of sliding groove 8, the side wall of sliding block 6 is fixedly connected with the side wall of push plate 4, line rope 7 is fixedly installed on the side wall of sliding block 6, the other end of line rope 7 is respectively threaded through sliding groove 8 and through groove 9 and is fixedly connected with the side wall of baffle 2, first handle 3 is fixedly connected at the top of baffle 2, second handle 5 is fixedly connected at the top of push plate 4.

[0022] The working principle of the above technical scheme is as follows: the material to be screened is poured into the screening box 1, and the material is screened in cooperation with the back-shaped frame 12, the mounting groove 13 and the protruding block 19. After a period of screening, the top of the back-shaped frame 12 is blocked by the material. At this time, the first handle 3 is pulled to drive the baffle 2 to move upwards. The baffle 2 pulls the string 7 during the upward movement, and the string 7 drives the sliding block 6 to move, thereby driving the push plate 4 to move. The material blocked at the top of the back-shaped frame 12 is cleaned. During the upward movement of the baffle 2, the discharge groove 11 is gradually exposed, and the blocked material is gradually discharged out of the screening box 1. When the push plate 4 is attached to the side wall of the screening box 1 close to the baffle 2, the cleaning of the blocked material on the back-shaped frame 12 is completed. Then, the second handle 5 is pulled to reset the push plate 4 and the baffle 2, and the material to be screened is screened again. This way of processing the blocked material on the back-shaped frame 12 is more simple and convenient, and the time consumption is less, thereby improving the screening efficiency.

[0023] In another embodiment, as shown in Figures 1-5 both sides of the back-shaped frame 12 are fixedly connected with the connecting plates 15, the connecting plates 15 are fixedly connected with the springs 16 close to the side wall of the screening box 1, the inside of the back-shaped frame 12 is provided with the plurality of screen rods 14, the side wall of the screening box 1 is fixedly installed with the fixed plate 17, the top of the fixed plate 17 is fixedly installed with the motor 18, the output end of the motor 18 is movably penetrated through the top of the fixed plate 17 and is fixedly connected with the protruding block 19, and the protruding block 19 is located on one side of one of the connecting plates 15.

[0024] The motor 18 drives the protruding block 19 to indirectly push the connecting plates 15, and the back-shaped frame 12 is driven to swing left and right under the cooperation of the springs 16, thereby screening the material on the plurality of screen rods 14, and conveniently screening the material.

[0025] In another embodiment, as shown in Figures 1-5 the bottom of the screening box 1 is provided with a discharge port, and the bottom of the screening box 1 is fixedly connected with the four supporting legs which are symmetrically patched at the four corners of the bottom of the screening box 1.

[0026] Through the setting of the discharge port, the screened material is conveniently discharged out of the screening box 1 through the discharge port, and the supporting legs support the entire device.

[0027] Working principle: pour the material to be screened into the screening box 1, start the motor 18, drive the lug 19 to rotate, the lug 19 indirectly pushes the connecting plate 15, then under the cooperation of the spring 16, drive the back-shaped frame 12 to swing left and right, screen the material on the plurality of screen rods 14, after a period of screening, the top of the plurality of screen rods 14 appears the blocked material, at this time, pull the first handle 3, drive the baffle 2 to move up, pull the string 7 in the process of the baffle 2 moving up, the string 7 drives the sliding block 6 to move, and then drives the push plate 4 to move, clean the material blocked at the top of the screen rod 14, and in the process of the baffle 2 moving up, gradually expose the discharge chute 11, gradually discharge the blocked material out of the screening box 1, until the push plate 4 is attached to the side wall of the screening box 1 close to the baffle 2, then the cleaning of the blocked material on the back-shaped frame 12 is completed, then pull the second handle 5 again, reset the push plate 4 and the baffle 2, and screen the material to be screened again, this way is more simple and convenient to process the blocked material on the back-shaped frame 12, and the time consumption is less, and the screening efficiency is improved.

[0028] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A screening device for aerated concrete production, comprising a screening box (1), characterized in that: Both sides of the screening box (1) are provided with mounting grooves (13), the inside of the mounting grooves (13) is slidably provided with a U-shaped frame (12), the top of the U-shaped frame (12) is provided with a push plate (4), both side inner walls of the screening box (1) are provided with sliding grooves (8), one side of the sliding groove (8) is provided with a through groove (9), the inner wall of the screening box (1) away from the push plate (4) is provided with a rectangular groove (10), the rectangular groove (10) is communicated with the through groove (9), the inside of the rectangular groove (10) is slidably provided with a baffle (2), the inside of the sliding groove (8) is slidably provided with a sliding block (6), the side wall of the sliding block (6) is fixedly connected with the side wall of the push plate (4), the side wall of the sliding block (6) is fixedly provided with a wire rope (7), the other end of the wire rope (7) penetrates the sliding groove (8) and the through groove (9) and is fixedly connected with the side wall of the baffle (2), the top of the baffle (2) is fixedly connected with a first handle (3), the top of the push plate (4) is fixedly connected with a second handle (5).

2. The screening device for aerated concrete production according to claim 1, characterized in that: Both sides of the U-shaped frame (12) are fixedly connected with connecting plates (15), the connecting plates (15) are fixedly connected with a plurality of springs (16) close to the side wall of the screening box (1), the inside of the U-shaped frame (12) is provided with a plurality of screening rods (14).

3. The screening device for aerated concrete production according to claim 2, characterized in that: The side wall of the screening box (1) is fixedly provided with a fixed plate (17), the top of the fixed plate (17) is fixedly provided with a motor (18), the output end of the motor (18) movably penetrates the top of the fixed plate (17) and is fixedly connected with a protruding block (19), the protruding block (19) is located on one side of one of the connecting plates (15).

4. The screening device for aerated concrete production according to claim 1, characterized in that: The side wall of the screening box (1) close to the baffle (2) is provided with a discharging groove (11), the discharging groove (11) is communicated with the rectangular groove (10).

5. The screening device for aerated concrete production according to claim 1, characterized in that: The bottom of the screening box (1) is provided with a discharging port.

6. The screening device for aerated concrete production according to claim 1, characterized in that: The bottom of the screening box (1) is fixedly connected with four supporting legs, the four supporting legs are symmetrically sewn at the four corners of the bottom of the screening box (1).

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