一种矿井气体检测器放置盒

Abstract

本实用新型涉及矿井安全生产技术领域，具体是一种矿井气体检测器放置盒，包括盒体、盒盖，盒体内设有分隔盒，内部依次安装第一转轴、第一辅轴、第二辅轴和第二转轴，通过齿轮传动连接形成三级减速机构，第一转轴前端连接旋转叶片，后端连接微型电机，第二转轴前端连接滤网盘，进气口设有金属滤网，滤网盘采用环形滤网设计，下半部与集尘盒内的刷条接触实现自清洁。本实用新型通过多级减速传动使滤网低速平稳运转，结合金属滤网预过滤和旋转滤网主过滤的双重过滤机制，有效提升粉尘过滤效率，自动清灰机构减少维护频次；旋转叶片持续转动吸气能够保证进入气体检测器的气流均匀稳定，保证了气体检测结果的准确性。

Claims

1. A mine gas detector placing box, comprising a box body (1), a box cover (2) hinged on the top of the box body (1), and an air inlet (3) formed on the upper portion of the front side of the box body (1), characterized in that: A partition box (4) is fixedly connected to the middle of the box body (1). A first rotating shaft (5), a first auxiliary shaft (6), a second auxiliary shaft (7), and a second rotating shaft (8) are rotatably connected from top to bottom on the upper part of the partition box (4). The first rotating shaft (5), the first auxiliary shaft (6), the second auxiliary shaft (7), and the second rotating shaft (8) are connected by gear transmission. A rotating blade (9) is fixedly connected to the front end of the first rotating shaft (5) through the partition box (4), and a micro motor (10) is fixedly connected to the rear end through the box body (1). A filter screen (11) is fixedly connected to the front end of the second rotating shaft (8) through the partition box (4). A dust collection box (12) is fixedly connected to the lower front side of the box body (1). Several oppositely arranged brush strips (13) are detachably connected to the front and rear sides of the dust collection box (12).

2. The mine gas detector placement case of claim 1, wherein: A first gear (14) is fixedly connected to the first rotating shaft (5), and a second gear (15) is fixedly connected to the second rotating shaft (8). The first auxiliary shaft (6) and the second auxiliary shaft (7) are respectively fixedly connected to the first gear (14) and the second gear (15), and the second gear (15) is located on the rear side.

3. The mine gas detector placement case of claim 2, wherein: The first gear (14) and the second gear (15) have the same module. The number of teeth of the first gear (14) is less than that of the second gear (15). The first shaft (5), the first auxiliary shaft (6), the second auxiliary shaft (7), and the second shaft (8) are all connected by the first gear (14) of the previous level and the second gear (15) of the next level.

4. The mine gas detector placement case of claim 1, wherein: A metal filter screen is detachably connected to the air inlet (3). The air inlet (3) is circular and the center of the air inlet (3) is collinear with the center of the first rotating shaft (5). The distance between the rotating blade (9) and the air inlet (3) is 3-5 cm.

5. The mine gas detector placement case of claim 1, wherein: The center of the filter disc (11) is a fixed disc, and an annular filter is provided on the outside of the fixed disc. The outer ring of the annular part of the filter is 2-5 cm higher than the highest point of the air inlet (3), and the inner ring is 2-5 cm lower than the lowest point of the air inlet (3).

6. The mine gas detector placement case of claim 1, wherein: The filter disc (11) is located between the rotating blade (9) and the front side of the box (1), and the lower half of the filter disc (11) is located between the dust collection box (12) and the brush strip (13).

7. The mine gas detector placement case of claim 1, wherein: A protective box (16) is fixedly connected to the rear side of the box body (1), and the micro motor (10) is fixedly connected inside the protective box (16). A hanging ear is detachably connected to the upper part of the protective box (16).

Images