CN204910540U - Filter element protection box - Google Patents

Abstract

The utility model discloses a filter element protective box, which comprises a box bottom, a first protective box cover and a second protective box cover; the box bottom includes a box bottom main body; a plurality of air filters are installed in the box bottom main body The diversion groove, and a plurality of box bottom support frames are fixedly connected in the bottom of the box; the first protective box cover includes a first protective box cover body; the middle connection of the first protective box cover body There is a first protective box cover skeleton; there are air holes between the first protective box cover skeletons; the first protective box cover support groove is arranged in the middle part of the first protective box cover skeleton connection; the filter element protection The protective box has an advanced and reasonable structural design, and has been verified by the company's laboratory for many times. The exhalation resistance and inhalation resistance have reached the national standard required by the National Inspection Center. The utility model has good effect of waterproofing and preventing mud splashing; the overall structure is simple, the price is low, the practicability is strong, and it is easy to popularize and use.

Description

A filter element protection box

technical field

The utility model relates to the technical field of resource and environment application, in particular to a filter element protection box.

Background technique

At present, when Chinese enterprises producing respiratory protection products produce respiratory protection filter elements for coal mine workers, they focus on how to improve the raw materials, formula and manufacturing process of filter elements, so as to improve the respiratory protection time, while ignoring Influence of working environment in coal mine on respiratory protection time. Most of the existing domestic respiratory mask filter elements are single filter elements without any protective device outside the filter element, and the filter element itself does not have waterproof function. However, there are procedures for water spraying and dust reduction when working underground in coal mines, and coal mine mud splashes onto the filter elements from time to time during underground mining. The wet working environment and the splashing of coal mine mud will reduce the protection efficiency of the filter elements. the main reason.

Utility model content

The purpose of this utility model is to provide a filter element protection box, which can effectively solve the problems existing in the background technology.

In order to achieve the above purpose, the utility model provides the following technical solutions: a protective box for filter elements, including a box bottom, a first protective box cover and a second protective box cover; the box bottom includes a box bottom body; the box A plurality of air guide grooves are installed in the bottom main body, and a plurality of box bottom support frames are fixedly connected in the box bottom;

The first protective box cover includes a first protective box cover body; the first protective box cover skeleton is connected in the middle of the first protective box cover body; air hole; the first protective box cover skeleton connection middle part is provided with a first protective box cover support groove;

The second protective box cover includes a second protective box cover body; the second protective box cover body is provided with a second protective box cover skeleton; the middle of the second protective box cover body is arranged There is a connecting column connecting the cover of the first protective box and the cover of the second protective box; the middle part of the cover body of the second protective box is an air guide groove.

Preferably, the box bottom, the first protective box cover and the second protective box cover are all made of circular PP plastic.

Compared with the prior art, the beneficial effect of the utility model is: the protection box of the filter element, the structure design of the protection box is advanced and reasonable, and has been verified by the company's laboratory for many times, and the exhalation resistance and inhalation resistance have reached the national inspection center The required national standard. The utility model has good effect of waterproofing and preventing mud splashing; the overall structure is simple, the price is low, the practicability is strong, and it is easy to popularize and use.

Description of drawings

Fig. 1 is the structural representation at the bottom of the box of the present utility model;

Fig. 2 is a structural schematic diagram of the first protective box lid of the present invention;

Fig. 3 is the structural schematic diagram of the second protective box lid of the present utility model;

Among the reference signs: box bottom A; first protective box cover B; second protective box cover C; box bottom main body 1; air guide groove 2; box bottom support frame 3; first protective box cover body 4 ; the first protective box cover skeleton 5; the first protective box cover support groove 6; vent hole 7; the second protective box cover body 8; 11.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Figures 1 to 3, the utility model provides a technical solution: a protective box for filter elements, including a box bottom A, a first protective box cover B and a second protective box cover C; the box bottom A includes Box bottom main body 1; a plurality of air guide grooves 2 are installed in the box bottom main body 1, and a plurality of box bottom support skeletons 3 are fixedly connected in the box bottom 1; the first protective box cover B includes a first protective box cover body 4; the first protective box cover body 4 is connected with a first protective box cover skeleton 5; between the first protective box cover skeleton 5 is a vent hole 7; The first protective box cover skeleton 5 is connected with a first protective box cover support groove 6; the second protective box cover C includes a second protective box cover body 8; the second protective box The lid body 8 is provided with a second protective box lid skeleton 11; the middle of the second protective box lid body 8 is provided with a connecting column 10 connecting the first protective box lid B and the second protective box lid C ; The middle part of the cover body 8 of the second protective box is an air guide groove 9 . Preferably, the box bottom A, the first protective box cover B and the second protective box cover C are all made of circular PP plastic.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (2)

1. a filter element protection box, comprises at the bottom of box, the first protection box lid and the second protection box lid; Main body at the bottom of box is comprised at the bottom of described box; It is characterized in that:

Multiple air conducting groove is installed in main body at the bottom of described box and internal fixtion is connected with support frame at the bottom of multiple box at the bottom of described box;

Described first protection box lid comprises the first protection box lid body; The first protection box lid skeleton is connected with in the middle of described first protection box lid body; Be passage between described first protection box lid skeleton; Described first protection box lid skeleton connects middle part and is provided with the first protection box lid support slot;

Described second protection box lid comprises the second protection box lid body; The second protection box lid skeleton is provided with in the second described protection box lid body; The joint pin of connection first protection box lid and the second protection box lid is provided with in the middle of in described second protection box lid body; Be air conducting groove in the middle part of described second protection box lid body.

2. a kind of filter element protection box according to claim 1, is characterized in that: at the bottom of described box, the first protection box lid and the second protection box lid make by the PP plastics of circle.