CN210125118U

CN210125118U - Water film-forming foam fire extinguishing device

Info

Publication number: CN210125118U
Application number: CN201920785260.2U
Authority: CN
Inventors: 徐�明; 沈岳峰; 陈勇; 鲁建伟; 余牧; 吴建刚
Original assignee: Hangzhou Xinjing Management Office Of Zhejiang Hangzhou Xinjing Expressway Co ltd
Current assignee: Hangzhou Xinjing Management Office Of Zhejiang Hangzhou Xinjing Expressway Co ltd
Priority date: 2019-05-28
Filing date: 2019-05-28
Publication date: 2020-03-06
Anticipated expiration: 2029-05-28

Abstract

The utility model discloses a water film-forming foam extinguishing device, including box and screw cap, the right side of box is provided with the screw cap, and the top of screw cap is provided with the plastic tubing, the outside of box is provided with the casing, and is connected through the pivot between the bottom of casing and casing, one side outside of casing is connected with the mounting panel, and the surface of mounting panel transversely runs through there is fastening bolt to fastening bolt still runs through the inside of limiting plate, the bottom setting of limiting plate is inlaying in housing face's spout, and the bottom of limiting plate is connected with the inner wall of spout through reset spring. This water film-forming foam extinguishing device, the top setting of plastic tubing partial to whole box on the whole device, the setting of cooperation plastic tubing outside scale can conveniently observe the liquid level change of plastic tubing inside, and then alright with the effect of observing in the inside leakage condition of whole box in very convenient reaching, loss stopping that can be timely.

Description

Water film-forming foam fire extinguishing device

Technical Field

The utility model relates to a water film-forming foam extinguishment related technical field, in particular to a water film-forming foam extinguishing device.

Background

The water film-forming foam fire extinguishing device is a rectangular stainless steel tank body used above a highway, foam materials are filled in the water film-forming foam fire extinguishing device, the effect of charging a fire extinguisher is achieved, the water film-forming foam fire extinguishing device is generally called as a foam tank in the water film-forming foam fire hydrant, and the foam tank in the existing market has the following problems;

1. the traditional tank body is omitted due to the fact that liquid corrodes the screw cap for a long time, the screw cap is arranged at the side bottom of the tank body, so that most of the liquid can be seen in the plastic pipe when the liquid is omitted, and when the liquid level is seen to descend, much loss is caused;

2. traditional jar of body all places in the inside of fire hydrant, need install it in the inner wall top of fire hydrant, from this, just can appear inconveniently change the work to the jar body to and carrying out fixed mounting's in-process, the phenomenon that the installation is fixed unstable takes place can appear, consequently, we just provide a water film-forming foam extinguishing device who conveniently solves above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a water film forming foam extinguishing device to solve the in-process that water film forming foam extinguishing device on the existing market that above-mentioned background art provided is using, the inside leakage condition of device can not very timely observation, and inconvenient installation change and the unstable not hard up problem of installation can appear.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a water film-forming foam extinguishing device, includes box and screw cap, the right side of box is provided with the screw cap, and the top of screw cap is provided with the plastic tubing, the outside of box is provided with the casing, and is connected through the pivot between the bottom of casing and casing to be connected through the hasp between the top of casing and casing, one side outside of casing is connected with the mounting panel, and the surface of mounting panel transversely runs through there is fastening bolt, and fastening bolt still runs through the inside of limiting plate, the bottom setting of limiting plate is inlaying in housing face's spout, and the bottom of limiting plate is connected with the inner wall of spout through reset spring.

Preferably, the screw cap at the bottom of the plastic pipe is arranged above the central axis of the box body in a deviation manner.

Preferably, the casing is the hollow column structure setting of rectangle, and structure as an organic whole between casing and the mounting panel to mutual contact between the surface of casing and the plastic tubing, and the top of casing still is provided with 2 scales about the vertical axis of plastic tubing.

Preferably, the casing includes bottom plate, sponge moisture absorption layer and outside board, and bottom plate, sponge moisture absorption layer and outside board three set gradually from inside to outside to the surface of outside board is mesh structure.

Preferably, the size of the preformed hole above the surface of the shell is matched with the size of the plastic pipe and the screw cap, and the edge of the preformed hole above the surface of the shell is made of rubber.

Preferably, the length of spout equals with reset spring's length, and is an organic whole structure between reset spring's the top and the bottom of limiting plate to the bottom and the mutual block of spout of limiting plate.

Compared with the prior art, the beneficial effects of the utility model are that: this water film-forming foam extinguishing device:

1. the plastic pipe on the whole device is arranged above the whole box body in a deviation manner, and the liquid level change in the plastic pipe can be conveniently observed by matching with the arrangement of scales outside the plastic pipe, so that the effect of observing the leakage condition in the whole box body can be conveniently achieved, the loss can be timely stopped, and the phenomenon that most of the foam material in the box body is lost can not occur;

2. due to the arrangement of the outer shell of the whole device, moisture in the whole fire hydrant can be well absorbed through the sponge moisture absorption layer above the shell, the phenomenon that the moisture accelerates the corrosion of a screw cap is avoided, the temperature in the box body can be well reduced, the phenomenon of high internal temperature is avoided, meanwhile, the whole shell is convenient to disassemble, and the effect of conveniently installing and replacing the box body is achieved;

3. whole mounting panel is fixed through the bolt, and at the in-process of fixing, cooperation limiting plate and reset spring's setting, can be further carry out restriction work to fastening bolt's position, guarantee that fastening bolt can not appear not hard up phenomenon easily and take place.

Drawings

FIG. 1 is a schematic view of the structure of the box body of the present invention;

FIG. 2 is a schematic side view of the connection between the case and the housing of the present invention;

FIG. 3 is a schematic view of the housing structure of the present invention;

fig. 4 is an enlarged schematic view of a portion a in fig. 2 according to the present invention.

In the figure: 1. a box body; 2. a screw cap; 3. a plastic tube; 4. a housing; 401. a base plate; 402. a sponge moisture absorption layer; 403. an outer plate; 5. locking; 6. mounting a plate; 7. a rotating shaft; 8. calibration; 9. fastening a bolt; 10. a chute; 11. a limiting plate; 12. a return spring.

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.

Referring to fig. 1-4, the present invention provides a technical solution: a water film-forming foam fire extinguishing device comprises a box body 1, a screw cap 2, a plastic pipe 3, a shell 4, a bottom plate 401, a sponge moisture absorption layer 402, an external plate 403, a lock catch 5, a mounting plate 6, a rotating shaft 7, scales 8, a fastening bolt 9, a chute 10, a limiting plate 11 and a return spring 12, wherein the screw cap 2 is arranged on the right side of the box body 1, a plastic pipe 3 is arranged above the screw cap 2, a shell 4 is arranged outside the box body 1, the shell 4 is connected with the bottom end of the shell 4 through a rotating shaft 7, the shell 4 is connected with the top end of the shell 4 through a lock catch 5, the outer part of one side of the shell 4 is connected with a mounting plate 6, a fastening bolt 9 transversely penetrates through the surface of the mounting plate 6, and the fastening bolt 9 also penetrates through the inside of a limit plate 11, the bottom of the limit plate 11 is arranged in a chute 10 embedded in the surface of the shell 4, and the bottom of the limit plate 11 is connected with the inner wall of the chute 10 through a return spring 12.

The top setting of the screw cap 2 of 3 bottoms of plastic tubing to 1 axis of box conveniently makes the position of plastic tubing 3 and screw cap 2 be in the position on the upper side of whole box 1, and the person of facilitating the use observes can not appear being in the position on the lower side, observation that can not be fine to and the foam raw materials that can not appear 1 inside of box leak and exceed half the phenomenon emergence.

Casing 4 is the hollow column structure setting of rectangle, and structure as an organic whole between casing 4 and the mounting panel 6 to contact each other between casing 4's surface and the plastic tubing 3, and casing 4's top still is provided with 2 scales 8 about the vertical axis of plastic tubing 3, and the convenient liquid level situation of changing of observing plastic tubing 3 inside under the effect of scale 8 is supplementary, can in time end the loss.

Casing 4 includes bottom plate 401, sponge moisture absorption layer 402 and outside board 403, and bottom plate 401, sponge moisture absorption layer 402 and outside board 403 three set gradually from inside to outside to the surface of outside board 403 is mesh column structure, and the convenience absorbs external moisture, reaches the effect of protecting to box 1.

The size of the preformed hole above the surface of the shell 4 is matched with the size of the plastic pipe 3 and the screw cap 2, and the edge of the preformed hole above the surface of the shell 4 is made of rubber.

The length of spout 10 equals with reset spring 12's length, and structure as an organic whole between reset spring 12's the top and the bottom of limiting plate 11 to limiting plate 11's bottom and the mutual block of spout 10 conveniently extrude limiting plate 11 under reset spring 12's effect and promote and carry out further spacing fixed work to fastening bolt 9, guarantee that fastening bolt 9 can not be easily not hard up.

The working principle is as follows: when the water film-forming foam fire extinguishing device is used, firstly, the whole device is installed, in the installation process, a worker firstly opens the shell 4 under the action of the rotating shaft 7, then puts the box body 1 into the shell 4, enables the plastic pipe 3 outside the box body 1 and the reserved groove outside the shell 4 to be clamped mutually, then closes the shell 4 under the action of the rotating shaft 7, seals the shell 4 under the action of the lock catch 5, then carries out installation work between the mounting plate 6 behind the shell 4 and the inner wall of the fire hydrant, in the installation process, the worker enables the top end of the fastening bolt 9 to respectively penetrate through the limiting plate 11 and the through hole on the mounting plate 6 to complete the installation work between the top end of the fastening bolt and the inner wall of the fire hydrant, after the installation is finished, the fastening bolt 9 moves towards the left side due to installation and moves towards the left side, the return spring 12 is extruded, so that the mounting work of the fastening bolt 9 is further fastened under the action of the return spring 12, and then the whole device can be well placed for subsequent use;

in the placing process, if the external environment is humid, humid air can enter the sponge moisture absorption layer 402 through the mesh-shaped structure on the external plate 403 to complete moisture absorption, so that moisture is prevented from entering the outside of the box body 1, and the corrosion rate of the box body 1 is increased;

meanwhile, when the leakage phenomenon occurs inside the whole box body 1, the liquid level inside the whole plastic pipe 3 can descend along with the liquid level inside the box body 1, and whether the liquid level descends can be timely observed by matching with the arrangement of the scales 8 on the shell 4 in the descending process, so that the box body 1 can be timely maintained and prevented from being damaged.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a water film-forming foam extinguishing device, includes box (1) and screw cap (2), its characterized in that: the right side of box (1) is provided with screw cap (2), and the top of screw cap (2) is provided with plastic tubing (3), the outside of box (1) is provided with casing (4), and is connected through pivot (7) between the bottom of casing (4) and casing (4) to be connected through hasp (5) between the top of casing (4) and casing (4), one side outside of casing (4) is connected with mounting panel (6), and transversely runs through on the surface of mounting panel (6) has fastening bolt (9), and fastening bolt (9) still run through the inside of limiting plate (11), the bottom setting of limiting plate (11) is inlaying in spout (10) on casing (4) surface, and the bottom of limiting plate (11) is connected with the inner wall of spout (10) through reset spring (12).

2. An aqueous film-forming foam fire extinguishing unit as recited in claim 1, wherein: the screw cap (2) at the bottom of the plastic pipe (3) is arranged above the central axis of the box body (1) in a deviation manner.

3. An aqueous film-forming foam fire extinguishing unit as recited in claim 1, wherein: casing (4) are the hollow column structure setting of rectangle, and structure as an organic whole between casing (4) and mounting panel (6) to contact each other between the surface of casing (4) and plastic tubing (3), and the top of casing (4) still is provided with 2 scales (8) about the vertical axis of plastic tubing (3).

4. An aqueous film-forming foam fire extinguishing unit as recited in claim 1, wherein: casing (4) include bottom plate (401), sponge moisture absorption layer (402) and outside board (403), and bottom plate (401), sponge moisture absorption layer (402) and outside board (403) three set gradually from inside to outside to the surface of outside board (403) is mesh column structure.

5. An aqueous film-forming foam fire extinguishing apparatus as recited in claim 4, wherein: the size of the preformed hole above the surface of the shell (4) is matched with the sizes of the plastic pipe (3) and the screw cap (2), and the edge of the preformed hole above the surface of the shell (4) is made of rubber.

6. An aqueous film-forming foam fire extinguishing unit as recited in claim 1, wherein: the length of spout (10) equals with reset spring's (12) length, and is structure as an organic whole between the top of reset spring (12) and the bottom of limiting plate (11) to the bottom of limiting plate (11) and spout (10) block each other.