CN218500071U

CN218500071U - Dust cover for coal mine workers

Info

Publication number: CN218500071U
Application number: CN202222492754.6U
Authority: CN
Inventors: 马东海; 赵陈配
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-09-19
Filing date: 2022-09-19
Publication date: 2023-02-21
Anticipated expiration: 2032-09-19

Abstract

The utility model relates to a dust cover technical field, and a dust cover for coal mine worker is disclosed, the rain cover comprises a cover body, bind the subassembly, fixed knot constructs, coupling mechanism, the subassembly of ventilating, filtration, the helmet, the mounting panel, the threaded rod, gas detection alarm, the side of the cover body is provided with binds the subassembly, the surface connection who binds the subassembly has fixed knot to construct, the surface of the cover body is provided with coupling mechanism, coupling mechanism's surface connection has the subassembly of ventilating, coupling mechanism's surface mounting has filtration, the top of the cover body is connected with the helmet, the side of helmet is fixed with the mounting panel, the internal thread of mounting panel is connected with the threaded rod, the end fixing of threaded rod has gas detection alarm, the utility model discloses a cover body, bind the cooperation of parts such as subassembly and fixed knot structure for when the staff uses this equipment, can be through the quick joint of fixed knot structure to face, and elastic bandage can make equipment satisfy the user of facial variation in size.

Description

Dust cover for coal mine workers

Technical Field

The utility model relates to a dust cover technical field specifically is a coal mine worker uses dust cover.

Background

Coal is a common fuel in industrial production, and most of coal needs to enter underground mining, because of underground impermeability, dust formed during coal mining can be gathered in air, and in order to avoid the dust being sucked into the body by workers and influencing the health, workers usually use dust covers when entering coal mines.

In the chinese patent with publication number CN203353728U, a dust cover is disclosed, the middle part of the cover body of the device is provided with a ventilation bag, an activated carbon adsorption pad is arranged in the ventilation bag, which can fully filter the dust of the inhaled air, and the activated carbon adsorption pad is convenient to replace after long-term use.

The above prior art solutions have the following drawbacks: in actual operational environment, the diversity also can appear in the volume of dust, and certain tiny dust active carbon can't adsorb it, consequently, this part dust can be inhaled the human body, and then harm staff's healthy, for this reason, proposes a dust cover for coal mining worker.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a dust cover for coal mine worker to solve the current device that proposes in the above-mentioned background art in the operational environment of reality, the variety also can appear in the volume of dust, and certain tiny dust active carbon can't adsorb it, consequently, this part dust can be inhaled the human body, and then harm staff's healthy problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a dust cover for coal mine worker, includes the cover body, binds subassembly, fixed knot structure, coupling mechanism, the subassembly of ventilating, filtration, helmet, mounting panel, threaded rod, gas detection alarm, the side of the cover body is provided with binds the subassembly, the surface connection who binds the subassembly has fixed knot structure, the surface of the cover body is provided with coupling mechanism, coupling mechanism's surface is connected with the subassembly of ventilating, coupling mechanism's surface mounting has filtration, the top of the cover body is connected with the helmet, the side of helmet is fixed with the mounting panel, the inside threaded connection of mounting panel has the threaded rod, the end fixing of threaded rod has gas detection alarm.

Preferably, the binding assembly comprises an elastic bandage and a protection pad, the elastic bandage is arranged on each of two sides of the cover body, and the protection pad is nested on the surface of the elastic bandage.

Preferably, the fixing structure includes a female buckle and a male buckle, the female buckle is bound to an end of one of the elastic bands, and the male buckle is bound to an end of one of the elastic bands.

Preferably, the connecting mechanism includes a first rotating cylinder and a second rotating cylinder, the first rotating cylinder is disposed on the surface of the cover, and the second rotating cylinder is connected to the surface of the first rotating cylinder in a threaded manner.

Preferably, the ventilation assembly comprises a ventilation block and ventilation holes, the ventilation block is fixed at the end part of the second rotary drum, and the ventilation holes are formed in the surface of the ventilation block.

Preferably, the filter structure includes a nonwoven fabric layer and an electrostatic fiber adsorption layer, the nonwoven fabric layer is bonded to an end of the second drum, the electrostatic fiber adsorption layer is bonded to a side surface of the nonwoven fabric layer, and the electrostatic fiber adsorption layer and an inner wall of the first drum are bonded to each other.

Compared with the prior art, the utility model adopts the above technical scheme, have following technological effect:

1. the utility model discloses a cover the body, bind the cooperation of parts such as subassembly and fixed knot structure for when the staff used this equipment, can be through the quick joint of fixed knot structure to face, and elastic bandage can make equipment satisfy the user of facial variation in size.

2. The utility model discloses a mutually supporting of parts such as coupling mechanism, subassembly and filtration ventilates for filtering mechanism can carry out the secondary filter to the dust, thereby it is internal to avoid tiny dust to enter into the staff, and accessible separation and connection mechanism changes filtration, and it is not good to have solved the existing equipment filter effect, can't adsorb some tiny dust, thereby it is internal to lead to this part dust to get into the staff, influences the healthy problem.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic side sectional view of the filtering structure of the present invention;

fig. 3 is a schematic structural view of a first rotary drum of the present invention;

fig. 4 is the utility model discloses a bind subassembly side and cut open structure schematic diagram.

Description of the reference numerals: 1. a cover body; 2. binding the components; 201. an elastic band; 202. a pad; 3. a fixed structure; 301. a female buckle; 302. a male eye-splice; 4. a connecting mechanism; 401. a first drum; 402. a second drum; 5. a vent assembly; 501. a gas permeable block; 502. air holes are formed; 6. a filter structure; 601. a non-woven fabric layer; 602. an electrostatic fibrous adsorption layer; 7. a helmet; 8. mounting a plate; 9. a threaded rod; 10. gas detection alarm.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It will be understood that when an element is referred to as being "fixed" or "disposed" to another element, it can be directly on the other element or be indirectly disposed on the other element; when an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "first," "second," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, are used herein to indicate an orientation or positional relationship, which is based on the orientation or positional relationship shown in the drawings, but only to facilitate the description of the application and to simplify the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed in a particular orientation, and be constructed in a particular manner of operation, and are not to be construed as limiting the application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "plurality" or "a plurality" means two or more unless specifically limited otherwise.

It should be understood that the structures, ratios, sizes, and the like shown in the drawings are only used for matching the disclosure of the specification, so as to be understood and read by those skilled in the art, and are not used to limit the practical limit conditions of the present application, so that the modifications of the structures, the changes of the ratio relationships, or the adjustment of the sizes, do not have the technical essence, and the modifications, the changes of the ratio relationships, or the adjustment of the sizes, are all within the scope of the technical contents disclosed in the present application without affecting the efficacy and the achievable purpose of the present application.

Examples

In the prior art, in the actual operational environment, the volume of dust also can appear the variety, and certain tiny dust active carbon can't adsorb it, consequently, this part dust can be inhaled the human body, and then harm staff's healthy.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a dust cover for coal mine worker, including the cover body 1, bind subassembly 2, fixed knot constructs 3, coupling mechanism 4, the subassembly 5 of ventilating, filtration 6, the helmet 7, mounting panel 8, the threaded rod 9, gas detection alarm 10, in order to let the cover body 1 closely laminate with the user's face, the material of cover body 1 is elastic cotton, and in order to let the staff can observe the external world, the observation hole has been seted up on the surface of cover body 1, in order to make the device can satisfy the staff's demand of wearing of facial size difference, the both sides of cover body 1 all are provided with elastic bandage 201, elastic bandage 201's surface nestification has protection pad 202, and protection pad 202 can reduce the wearing and tearing contact of human skin with elastic bandage 201, thereby the travelling comfort of wearing has been guaranteed, in order to make the device can be quick wear staff's face, reduce the live time, the tip of an elastic bandage 201 has tied up female eye-splice 301, the tip of an elastic bandage 201 has tied up male eye-splice 302, in order to install the subassembly 5 on the surface of cover body 1, the surface of cover body 1 is provided with first rotary drum 401, the surface of cover body, the first rotary drum 401, the surface screw thread connection of first rotary drum 402 has the second rotary drum.

In order to enable a worker to suck oxygen from the outside and maintain normal activity requirements, the end part of the second rotary drum 402 is fixed with a breathable block 501, the surface of the breathable block 501 is provided with a breathable hole 502, in order to enhance the filtering effect of equipment and reduce the possibility that fine dust enters the body of the worker, the end part of the second rotary drum 402 is attached with a non-woven fabric layer 601, the side surface of the non-woven fabric layer 601 is attached with an electrostatic fiber adsorption layer 602, the electrostatic fiber adsorption layer 602 is attached to the inner wall of the first rotary drum 401, the top of the cover body 1 is connected with a helmet 7, the side edge of the helmet 7 is fixed with a mounting plate 8, the inner thread of the mounting plate 8 is connected with a threaded rod 9, the end part of the threaded rod 9 is fixed with a gas detection alarm instrument 10, the threaded rod 9 is convenient for the worker to detach the gas detection alarm instrument 10, the gas detection alarm instrument 10 can monitor the gas concentration of the environment where the worker is located in real time, when the gas concentration exceeds the standard, the worker can be warned to evacuate in time, so that life safety is ensured, and the model of the gas detection alarm instrument 10 is JCB4 portable methane detection alarm instrument.

Working principle or structure principle, when using, the staff wears helmet 7 to the head, make cover body 1 laminate to the face simultaneously, make nose and the regional coplanar that static fibre adsorbed layer 602 is located, later draw elastic bandage 201 backward, make it move to the head rear, then with female eye-splice 301 and male eye-splice 302 block together, then, can draw protection pad 202, make it be located user's ear surface, reduce the friction of elastic bandage 201 to the ear, arrive at this, and accomplish wearing of device, then, can get into the colliery, when the staff breathes, the air can enter filter structure 6 along bleeder vent 502, non-woven fabrics layer 601 in filter structure 6 can carry out the preliminary filtration to the bulk dust in the air, remaining tiny dust can pass non-woven fabrics layer 601, get into static fibre adsorbed layer 602, at this moment, static fibre adsorbed layer 602 can carry out the secondary absorption to these tiny dusts, thereby make clear air enter the staff nasal cavity, accomplish the oxygen suppliment operation, if the gas concentration in the operational environment exceeds standard, gas detection alarm instrument 10 can send out the police dispatch immediately.

After long-time use, the effect of the filtering structure 6 will be reduced, at this time, the worker can separate the first drum 401 and the second drum 402 by using the thread relationship therebetween, and then the non-woven fabric layer 601 and the electrostatic fiber adsorption layer 602 can be taken out from the inside of the first drum 401, so as to be replaced, and finally the first drum 401 and the second drum 402 are screwed together again.

The device has the advantages of better filtering effect, convenient wearing, high safety and the like.

So far, the embodiments of the present invention have been described in detail with reference to the accompanying drawings. It is to be noted that, in the attached drawings or in the description, the implementation modes not shown or described are all the modes known by the ordinary skilled person in the field of technology, and are not described in detail. In addition, the above definitions of the components are not limited to the specific structures, shapes or manners mentioned in the embodiments, and those skilled in the art may easily modify or replace them.

It will be appreciated by a person skilled in the art that various combinations and/or combinations of features described in the various embodiments and/or the claims of the present invention are possible, even if such combinations or combinations are not explicitly described in the present invention. In particular, various combinations and/or combinations of the features recited in the various embodiments and/or claims of the present invention may be made without departing from the spirit and teachings of the invention. All such combinations and/or associations fall within the scope of the present invention.

The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. The utility model provides a coal mine worker uses dust cover, includes the cover body (1), binds subassembly (2), fixed knot structure (3), coupling mechanism (4), subassembly (5), filtration (6), helmet (7), mounting panel (8), threaded rod (9), gas detection alarm (10), its characterized in that: the side of the cover body (1) is provided with binds subassembly (2), the surface that binds subassembly (2) is connected with fixed knot structure (3), the surface of the cover body (1) is provided with coupling mechanism (4), the surface connection of coupling mechanism (4) has subassembly (5) of ventilating, the surface mounting of coupling mechanism (4) has filtration (6), the top of the cover body (1) is connected with helmet (7), the side of helmet (7) is fixed with mounting panel (8), the internal thread of mounting panel (8) is connected with threaded rod (9), the end fixing of threaded rod (9) has gas detection alarm instrument (10).

2. The dust cover for coal miners according to claim 1, characterized in that: the binding assembly (2) comprises an elastic bandage (201) and a protection pad (202), the two sides of the cover body (1) are provided with the elastic bandage (201), and the protection pad (202) is nested on the surface of the elastic bandage (201).

3. The dust cover for the coal mine worker according to claim 2, characterized in that: the fixing structure (3) comprises female buckles (301) and male buckles (302), the female buckle (301) is bound on the end portion of one elastic bandage (201), and the male buckle (302) is bound on the end portion of one elastic bandage (201).

4. The dust cover for coal miners according to claim 1, characterized in that: the connecting mechanism (4) comprises a first rotating cylinder (401) and a second rotating cylinder (402), the first rotating cylinder (401) is arranged on the surface of the cover body (1), and the second rotating cylinder (402) is connected to the surface of the first rotating cylinder (401) in a threaded mode.

5. The dust cover for coal miners according to claim 4, wherein: the ventilation assembly (5) comprises a ventilation block (501) and ventilation holes (502), the ventilation block (501) is fixed at the end part of the second rotary drum (402), and the ventilation holes (502) are formed in the surface of the ventilation block (501).

6. The dust cover for coal miners according to claim 4, wherein: the filter structure (6) comprises a non-woven fabric layer (601) and an electrostatic fiber adsorption layer (602), the non-woven fabric layer (601) is attached to the end of the second rotary drum (402), the electrostatic fiber adsorption layer (602) is attached to the side face of the non-woven fabric layer (601), and the electrostatic fiber adsorption layer (602) is attached to the inner wall of the first rotary drum (401).