一种防尘振动筛

Abstract

本实用新型公开了一种防尘振动筛，包括筛箱，筛箱的底面固定设置有电机安装架，电机安装架上设置有振动电机，筛箱内固定设置有筛板，筛板将筛箱的腔室隔分为去料室和留料室，筛箱的上方连通设置有入料槽，筛箱远离入料槽的端部分别设置有出料口A和出料口B，且出料口A和出料口B分别对应去料腔和留料腔布置；筛箱的上方设置有抽风泵和净化机构，筛箱上连通设置有排尘管，抽风泵的进风口通过管道与排尘管连接，抽风泵的出风口与净化机构连接，净化机构用于过滤净化抽风泵排出的空气。本实用新型通过抽风泵工作抽吸筛箱内灰尘再经过净化机构净化后再向外排出，能够有效去除筛箱工作时产生的粉尘，避免造成粉尘污染，提高振动筛的使用安全性。

Claims

1. A dustproof vibrating screen, comprising an inclined screen box (1), wherein a motor mounting frame (6) is fixedly mounted on the bottom surface of the screen box (1), and a vibrating motor (7) is mounted on the motor mounting frame (6), characterized in that: A screen plate (8) is fixedly installed inside the screen box (1). The screen plate (8) divides the chamber of the screen box (1) into a discharge chamber (110) and a retention chamber (120). A feed trough (2) is connected to the top of the screen box (1). A discharge port A (4) and a discharge port B (5) are respectively provided at the ends of the screen box (1) away from the feed trough (2). The discharge port A (4) and the discharge port B (5) are respectively arranged corresponding to the discharge chamber (110) and the retention chamber (120). An exhaust pump (13) and a purification mechanism (15) are provided above the screen box (1). A dust discharge pipe (14) is connected to the screen box (1). The air inlet of the exhaust pump (13) is connected to the dust discharge pipe (14) through a pipe. The air outlet of the exhaust pump (13) is connected to the purification mechanism (15). The purification mechanism (15) is used to filter and purify the air discharged by the exhaust pump (13).

2. A dust-tight vibrating screen according to claim 1, characterized in that: The purification mechanism (15) includes a purification box (151), a water container (152), and a purification pipe (154). Ventilation ports A (155) and B (156) are respectively provided on both sides of the purification box (151). The outer side of the ventilation port A (155) is connected to the air outlet of the exhaust pump (13) through a pipe. The water container (152) is detachably installed in the purification box (151) and is used to hold water. One end of the purification pipe (154) is connected to the inner side of the ventilation port A (155), and the other end can extend into the water in the water container (152).

3. The dustproof vibrating screen according to claim 2, characterized in that: At least one filter (153) is detachably disposed between the water container (152) and the vent B (156).

4. A dust-tight vibrating screen according to claim 1, characterized in that: The feed trough (2) is provided with a feed sealing mechanism (3). The sealing mechanism (3) includes a cover plate (31) arranged symmetrically. The cover plate (31) is hinged to the feed trough (2), and a telescopic rod (32) is hinged to its lower end face. The telescopic rod (32) is slidably inserted in the fixed rod (34). One end of the fixed rod (34) is fixedly connected to the inner wall of the feed trough (2), and the other end is provided with a flange (35). The telescopic rod (32) is sleeved with a sealing spring (33). The two ends of the sealing spring (33) are fixedly connected to the cover plate (31) and the flange (35) respectively.

5. A dust-tight vibrating screen according to claim 1, characterized in that: The sieve box (1) is symmetrically provided with sieve box support legs (9) on the outside. The sieve box support legs (9) are provided with mounting grooves (91). Mounting blocks (10) are fixedly connected to both sides of the sieve box (1). The mounting blocks (10) are slidably embedded in the mounting grooves (91). A shock-absorbing spring (11) is fixedly connected between the bottom surface of the mounting block (10) and the mounting grooves (91).

6. A dust-tight vibrating screen according to claim 5, characterised in that: A gantry frame (12) is detachably connected to the screen box support leg (9), and the exhaust pump (13) and purification mechanism (15) are placed on the gantry frame (12).

7. A dust-tight vibrating screen according to claim 1, characterized in that: A rotating bracket (16) is fixedly installed on the screen plate (8) near the discharge port A (4). Multiple baffles (17) are fixedly connected to the rotating bracket (16), and the multiple baffles (17) are arranged in a circumferential array along the rotating bracket (16).

Images