CN210114750U

CN210114750U - Fire control self-rescuer canister structure with eccentric impact rod

Info

Publication number: CN210114750U
Application number: CN201920598596.8U
Authority: CN
Inventors: 姜有飞
Original assignee: Zhejiang Daili New Material Technology Co Ltd
Current assignee: Zhejiang Daili New Material Technology Co Ltd
Priority date: 2019-04-28
Filing date: 2019-04-28
Publication date: 2020-02-28
Anticipated expiration: 2029-04-28

Abstract

The utility model relates to a fire control self-rescuer canister structure of striking rod eccentric settings, including depositing the container that the filter medium used, the container is equipped with the inlet port, the inlet port is equipped with the apron of living the inlet port is sealed, the apron with container body structure links together, eccentric being provided with the striking rod on the surface of apron. The utility model provides a laborsaving striking pole eccentric settings's fire control self-rescuer canister structure when opening the apron has solved the apron on the inlet port of current canister and has opened hard problem.

Description

Fire control self-rescuer canister structure with eccentric impact rod

Technical Field

The utility model relates to a canister especially relates to a fire control self-rescue respirator canister structure of striking pole eccentric settings.

Background

A fire-fighting self-rescue respirator is an appliance which is worn during fire-fighting operation and prevents smoke poisoning. The respirator filters the inhaled air through a canister. The basic structure of the canister comprises a container for filtering substances, wherein one end of the container is provided with an air inlet, the other end of the container is provided with an air outlet, and the filtering substances (such as activated carbon) are arranged in the container. Before not using, the inlet port is covered through the rubber lid, pulls out the rubber buffer when needing to use and wears after, and the air is filtered by the filth after the inlet port inflow, then flows from the venthole. The canister has the defect that the rubber plug is easy to disengage, and the canister with the air inlet hole sealed by the cover plate integrally connected to the air inlet hole is designed, so that the canister has the following defects: the distance between an object in the container and the inner end of the air inlet needs to be lengthened so as to ensure that the object in the container does not interfere with the deformation of the cover plate towards the inside of the container and then falls off when the cover plate is pressed and driven to deform towards the inside of the container, and the lengthening of the space can lead to the enlargement of the volume of the container; the opening is performed in a finger pressing mode with great effort.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a first purpose aims at providing a laborsaving striking pole eccentric settings's fire control self-rescuer canister structure when opening the apron, has solved the apron on the inlet port of current canister and has opened hard problem.

The utility model discloses a second purpose further provides on the basis that aims at first purpose a fire control self-rescuer canister structure that can not increase the impact bar eccentric settings of container volume when coming the closing cap inlet port through the apron, has solved the problem that needs to increase the container volume when current canister carries out the closing cap through the apron.

The technical problem is solved by the following technical scheme: the utility model provides a fire control self-rescuer canister structure of striking pole eccentric settings, is including depositing the container that filters the thing and use, the container is equipped with the inlet port, the inlet port is equipped with the apron sealed up with the inlet port, the apron with container body structure links together, eccentric settings is provided with the striking pole on the surface of apron. When the cover plate is used, the impact rod impacts an object to generate thrust on the cover plate to open the cover plate, so that labor is saved during opening. The striking rod is eccentrically arranged, so that a part of area of the cover plate can be reliably struck and broken during striking, and then if a place which is not struck and broken exists, the striking rod is pulled outwards to tear by taking the broken place as a notch, so that the cover plate is completely broken. Therefore, the reliability when the cover plate is taken down is good.

Preferably, the cover plate is provided with a disconnection guide portion for guiding the cover plate to be disconnected. Thereby the cover plate is more labor-saving when being opened.

Preferably, the disconnection guide is an annular groove extending in a circumferential direction of the air intake hole. The preparation is convenient.

Preferably, the disconnection guide is located at a connection between the cover plate and the container. The cover plate can be separated from the rear air inlet hole, namely the effective air inlet area is large, and the probability that the cover plate integrally falls off is increased. The whole block falls off, so that the fallen cover plate can be conveniently taken out without being retained in the container.

Preferably, a connection pipe aligned with the air inlet is provided at the outside of the container, the cover plate is integrally connected to the connection pipe to be connected to the container, and a distance between a connection point of the inner surface of the cover plate and the connection pipe and a connection point of the connection pipe and the outer surface of the container is 2 mm or more. This technical scheme is through setting up the connecting pipe, then changes the apron from being located the inlet port and being in the same place with container lug connection and connecting on the connecting pipe (be promptly in the same place with container lug connection) to make the distance of the object in the inboard surface of apron and the container increase, thereby need not to increase the volume of container and guarantee the inboard surface of apron and the distance requirement of the object in the container. It is convenient to design the container more compact. The second object of the invention is achieved.

Preferably, a stop block for preventing the cover plate falling off from falling into the container is arranged in the air inlet hole.

Preferably, the stop is a retaining ring extending circumferentially along the air inlet hole.

Preferably, the thickness of the cover plate is gradually reduced from the center to the periphery, and the disconnection guide portion is formed at the edge of the cover plate. Can make the apron that drops be difficult to the breakage for the piece to pour out and prevent that the piece from getting into in the container and influence the air current and pass through the container from the inlet port.

Preferably, the eccentricity of the striker rod on the cover plate is 3 mm or more.

The utility model has the advantages of that: the deformation space of the cover plate can be ensured without increasing the volume of the container; the cover plate is labor-saving to open.

Drawings

Fig. 1 is a schematic view of a first embodiment of the present invention.

Fig. 2 is a partially enlarged schematic view of a portion a of fig. 1.

Fig. 3 is a schematic diagram of a second embodiment of the present invention.

In the figure: the container 1, the air inlet 2, the cover plate 3, the striking rod 4, the eccentricity L1 of the striking rod on the cover plate, the disconnection guide part 5, the connecting pipe 6, the distance L2 between the connecting part of the inner side surface of the cover plate and the connecting pipe and the connecting part of the connecting pipe and the outer surface of the container, and the stop 7.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and examples.

Referring to fig. 1 and 2, the canister structure of the fire-fighting self-rescue respirator with eccentrically arranged impact bars comprises a container 1 for storing filter materials. The container is provided with air inlet holes 2. The air inlet is provided with a cover plate 3 for sealing the air inlet. The cover plate is positioned in the air inlet hole. The cover plate is directly connected with the container in an integrated structure. And the outer surface of the cover plate is eccentrically provided with an impact rod 4. The eccentricity L1 of the striking rod on the cover plate is more than 3 mm. The cover plate is provided with a disconnection guide part 5 for guiding the cover plate to fall off. The disconnection guide portion is an annular groove extending along the circumferential direction of the air inlet hole. The breaking guide part is positioned at the periphery of the cover plate, namely the connecting part of the cover plate and the container. The thickness of the cover plate is gradually reduced from the center to the periphery, and a breaking guide part is formed at the edge of the cover plate.

When in use, the container is held, and then the striking rod is used for striking an object, so that the disconnection guide part is broken;

the second embodiment is different from the first embodiment in that:

referring to fig. 3, the exterior of the container is provided with a connection pipe 6 aligned with the air inlet hole. The cover plate is positioned in the connecting pipe. The cover plate is connected with the connecting pipe in an integrated structure to realize the connection with the container. The distance L2 between the joint of the inner side surface of the cover plate and the connecting pipe and the joint of the connecting pipe and the outer surface of the container is more than 2 mm. A stop dog 7 for preventing the cover plate which falls off from falling into the container is arranged in the air inlet hole. The stop block is a check ring extending along the circumferential direction of the air inlet hole.

When the cover plate is used, the cover plate can not fall into the container under the action of the stop block after the cover plate is broken along the disconnection guide part and falls off, and then the cover plate can be taken out from the connecting pipe.

Claims

1. The utility model provides a fire control self-rescuer canister structure of striking pole eccentric settings which characterized in that, is including depositing the container that the filter medium used, the container is equipped with the inlet port, the inlet port is equipped with the apron of living the inlet port is sealed, the apron with container body structure links together, eccentric being provided with the striking pole on the surface of apron.

2. The fire fighting self-rescue respirator canister structure with an eccentrically arranged impact rod according to claim 1, wherein the cover plate is provided with a break guide for guiding the cover plate to fall off.

3. The impact rod eccentrically disposed respirator canister structure of claim 2, wherein the break guide is an annular groove extending circumferentially along the air inlet.

4. The crash bar eccentrically disposed fire self-rescuer canister structure according to claim 3, wherein said break guide is located on the periphery of the cover plate.

5. The fire fighting self-rescue respirator canister structure with an eccentrically arranged impact rod according to claim 1, 2, 3 or 4, wherein the container is externally provided with a connecting pipe aligned with the air inlet, the cover plate is integrally connected with the connecting pipe and is connected with the container, and the distance between the connection position of the inner side surface of the cover plate and the connecting pipe and the connection position of the connecting pipe and the outer surface of the container is more than 2 mm.

6. The canister structure of fire self-rescue respirator with eccentrically arranged impact rod as claimed in claim 5, wherein a stop block is arranged in the air inlet hole to prevent the cover plate falling off from falling into the container.

7. The canister structure of an eccentrically positioned impact rod of a fire self-rescuer of claim 6, wherein the stop is a collar extending circumferentially along the air inlet.

8. The fire fighting self-rescue respirator canister structure with an eccentrically disposed impact rod according to claim 2, 3 or 4, wherein the cover plate has a thickness that gradually tapers from the center to the periphery to form the break guide at the edge of the cover plate.

9. The fire fighting self-rescue respirator canister structure with an eccentrically arranged striker rod according to claim 1, 2, 3 or 4, wherein the eccentricity of the striker rod on the cover plate is more than 3 mm.