Aerosol fire extinguishing device easy to install

Abstract

An aerosol fire extinguishing device easy to install comprises a shell and a base, the shell is detachably installed on the base, a nozzle is formed in the shell, an aerosol generating agent is installed in a cavity in the shell, an electronic ignition head is installed on the aerosol generating agent, and a wire of the electronic ignition head is connected with a binding post in the shell. A conducting strip is installed at the bottom of the shell and connected with the binding post for electric conduction, an installation hole is formed in the base body, a contact is arranged at the position, corresponding to the conducting strip, of the base body, and when the shell is installed on the base body, the contact is communicated with the conducting strip for electric conduction. The shell of the fire extinguishing device is detachably installed on the seat body and is convenient to disassemble and assemble, when the shell is installed on the seat body, the contact is communicated with the conducting strip to conduct electricity, a wire of the electronic ignition head is connected while the shell is installed, and the installation efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of fire extinguishing devices, in particular to an aerosol fire extinguishing device which is easy to install. Background Art

[0002] The starting structure of the thermal aerosol fire extinguishing device usually adopts thermistor or electronic ignition head as the starting structure. When thermistor is used as the starting structure, no external electronic equipment is required. When the temperature reaches the preset value, thermistor senses the temperature and starts the fire extinguishing device, which is very reliable. However, some chemical substances in thermistor are currently controlled substances, and from an environmental protection perspective, thermistor is destructive to the environment.

[0003] When the electronic ignition head is used as the starting structure, it has almost no pollution to the environment and can also be connected to the external detection alarm system to realize the linkage with the fire protection system. However, when the fire extinguishing device uses the electronic ignition head as the starting structure, after the fire extinguishing device is used or after the validity period of the fire extinguishing device expires, when the fire extinguishing device needs to be replaced, the traditional fire extinguishing device will involve the disassembly and assembly of the bolts connected to the wall, and the disconnection and connection of the electronic ignition head wire, which makes the installation efficiency of the fire extinguishing device low during the later maintenance of the fire protection system. Utility Model Content

[0004] The technical problem to be solved by the utility model is: to solve the problems existing in the above-mentioned background technology, and to provide an easy-to-install aerosol fire extinguishing device, the shell of the fire extinguishing device can be detachably installed on the base body, which is convenient for disassembly and assembly, and when the shell is installed on the base body, the contact is connected to the conductive sheet for conduction, and the wire of the electronic ignition head is connected while the shell is installed, thereby improving the installation efficiency.

[0005] In order to solve the above technical problems, the technical solution adopted by the utility model is: an easy-to-install aerosol fire extinguishing device, including a shell and a base body, the shell being detachably mounted on the base body, the shell being provided with a nozzle, the cavity inside the shell being provided with an aerosol generating agent, the aerosol generating agent being provided with an electronic ignition head, the wire of the electronic ignition head being connected to the terminal inside the shell, a conductive sheet being installed at the bottom of the shell, the conductive sheet being connected to the terminal for electrical conduction, a mounting hole being provided on the base body, and a contact being provided on the base body at a position corresponding to the conductive sheet, and when the shell is installed on the base body, the contact is connected to the conductive sheet for electrical conduction.

[0006] A connecting ring is provided at one end where the shell is connected to the seat body, and at least two sockets are provided on the inner wall of the connecting ring. A convex ring is provided at one end where the seat body is connected to the shell, and a slot is provided on the outer circumference of the convex ring to cooperate with the socket for insertion and rotation.

[0007] A limiting groove is arranged at the bottom of the shell, the conductive sheet is installed in the limiting groove, and the terminal is a screw, which passes through the cavity and is screwed to the threaded hole on the conductive sheet.

[0008] A protrusion is also arranged in the limiting groove, and a circular hole is arranged on the conductive sheet, and the conductive sheet is limited by cooperating with the protrusion through the circular hole.

[0009] The contact includes a connecting plate and a spring sheet, the spring sheet is connected to the connecting plate, the connecting plate is installed on the seat body through a first screw, the first screw is used to install and connect the power line, and the spring sheet is used to connect with the conductive sheet for conduction.

[0010] The contact includes a connecting plate and a spring sheet. The connecting plate is installed on the base body by a first screw. The spring sheet is located on the upper side of the connecting plate. The second screw passes through the spring sheet and the connecting plate and is connected and fixed to the base body. The first screw is used to install the connecting power line, and the spring sheet is used to connect with the conductive sheet for conduction.

[0011] The seat body is an annular structure.

[0012] An extension ring is arranged on the lower side of the seat body, and a hole for inserting a power cord is arranged on the extension ring.

[0013] The utility model has the following beneficial effects:

[0014] The utility model is provided with a nozzle on the shell, an aerosol generating agent is installed in the cavity inside the shell, an electronic ignition head is installed on the aerosol generating agent, the wire of the electronic ignition head is connected with the terminal inside the shell, a conductive sheet is installed on the bottom of the shell, the conductive sheet is connected with the terminal for conduction, the base is fixed to the wall or the equipment by screws through the mounting hole, the contact on the base is connected with the power line for controlling the start of the electronic ignition head, and when the shell is installed on the seat, the contact is connected with the conductive sheet for conduction, thereby improving the installation efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0016] Figure 1 It is a cross-sectional structural schematic diagram of the utility model.

[0017] Figure 2 It is a structural schematic diagram of the bottom of the shell of the utility model.

[0018] Figure 3 It is a structural schematic diagram of the seat body of the utility model.

[0019] Figure 4 It is a three-dimensional schematic diagram of the overall structure of the utility model from the bottom perspective.

[0020] In the figure:

[0021] Shell 10, cavity 11, nozzle 12, terminal 13, connecting ring 14, conductive sheet 15, limiting groove 16, protrusion 17, card seat 18, first card plate 181, second card plate 182;

[0022] Base body 20, convex ring 21, slot 22, first slot body 221, second slot body 222, extension ring 23, mounting hole 24, contact 25, connecting plate 251, spring piece 252, first screw 26, second screw 27;

[0023] Aerosol generating agent 30 , electronic ignition head 31 , and wire 32 . DETAILED DESCRIPTION

[0024] See also Figure 1-4 An easily installed aerosol fire extinguishing device comprises a shell 10 and a base 20, wherein the shell 10 is detachably mounted on the base 20, a nozzle 12 is arranged on the shell 10, an aerosol generating agent 30 is installed in a cavity 11 inside the shell 10, an electronic ignition head 31 is installed on the aerosol generating agent 30, a wire 32 of the electronic ignition head 31 is connected to a terminal 13 inside the shell 10, a conductive sheet 15 is installed at the bottom of the shell 10, the conductive sheet 15 is connected to the terminal 13 for electrical conduction, a mounting hole 24 is arranged on the base 20, a contact 25 is arranged on the base 20 at a position corresponding to the conductive sheet 15, and when the shell 10 is mounted on the base 20, the contact 25 is connected to the conductive sheet 15 for electrical conduction. The shell 10 of the fire extinguishing device can be detachably mounted on the base 20, which is convenient for disassembly and assembly. When the shell 10 is installed on the base 20, the contact 25 is connected to the conductive sheet 15 for conduction. When the shell 10 is installed, the wire 32 of the electronic ignition head 31 is connected, thereby improving the installation efficiency.

[0025] During installation, the base 20 is fixed to the wall or equipment by screws through the mounting hole 24, and the contact 25 is connected to the power line that controls the start of the electronic ignition head 31. When the shell 10 is installed on the base 20, the contact 25 is connected to the conductive sheet 15 for conduction.

[0026] Specifically, two contacts 25 and two conductive sheets 15 are respectively provided, corresponding to the positive and negative poles of the power line.

[0027] In this embodiment, see Figure 2 , 3The end of the housing 10 connected to the seat 20 is provided with a connecting ring 14, and the inner wall of the connecting ring 14 is provided with two clamping seats 18, and the two clamping seats 18 are symmetrically arranged. The end of the seat 20 connected to the housing 10 is provided with a convex ring 21, and the outer circumference of the convex ring 21 is provided with a clamping slot 22 that cooperates with the clamping seat 18 to be inserted and screwed. The connection line between the two contacts 25 is perpendicular or colinear with the connection line between the two clamping seats 18. By aligning the connecting ring 14 of the housing 10 with the convex ring 21, and aligning the clamping seat 18 with the notch on the clamping slot 22, the housing 10 is rotated while the housing 10 and the seat 20 are kept in contact, so that the clamping seat 18 is clamped into the inner wall of the clamping slot 22, the housing 10 and the seat 20 are installed and fixed, and the contact 25 is aligned and connected with the conductive sheet 15.

[0028] Furthermore, in order to improve the stability of the connection between the housing 10 and the base 20, the base 18 includes Figure 2 The first card plate 181 and the second card plate 182 shown in FIG. 1 are wide and narrow, respectively. The card slot 22 includes Figure 3 The first slot body 221 and the second slot body 222, the notch width of the first slot body 221 corresponds to the width of the first clamping plate 181, and the notch width of the second slot body 222 corresponds to the width of the second clamping plate 182, so that the connection is made through four points, which improves the stability of the connection.

[0029] See also Figure 2 A limiting groove 16 is provided at the bottom of the housing 10, and the conductive sheet 15 is installed in the limiting groove 16. The terminal 13 is a screw. The screw passes through the cavity 11 and is screwed with the threaded hole on the conductive sheet 15. The limiting groove 16 is provided to improve the installation stability of the conductive sheet 15. At the same time, the terminal 13 is a screw. When the wire 32 of the electronic ignition head 31 is installed on the terminal 13, the conductive sheet 15 will be limited in the limiting groove 16 and will not rotate if the terminal 13 is loosened a short distance.

[0030] Furthermore, a protrusion 17 is provided in the limiting groove 16 , and a round hole is provided on the conductive sheet 15 . The conductive sheet 15 is limited by the cooperation between the round hole and the protrusion 17 , so as to improve the installation stability of the conductive sheet 15 .

[0031] In this embodiment, see Figure 2 The conductive sheet 15 is an L-shaped structure, and one end of the conductive sheet 15 extends out.

[0032] In one solution, the contact 25 is an integrated structure. The contact 25 includes a connecting plate 251 and a spring 252, the spring 252 is connected to the connecting plate 251, the connecting plate 251 is installed on the seat 20 through a first screw 26, the first screw 26 is used to install and connect the power line, and the spring 252 is used to communicate with the conductive sheet 15 for electrical conduction.

[0033] In this embodiment, the contact 25 has a split structure. The contact 25 includes a connecting plate 251 and a spring 252. The connecting plate 251 is mounted on the base 20 by a first screw 26. The spring 252 is located on the upper side of the connecting plate 251. The second screw 27 passes through the spring 252 and the connecting plate 251 and is connected and fixed to the base 20. The first screw 26 is used to install and connect the power line, and the spring 252 is used to communicate with the conductive sheet 15 for electrical conduction.

[0034] In this embodiment, the spring 252 is Figure 3 In the Z-shaped structure shown, when the housing 10 is rotated and installed, the protruding end of the conductive sheet 15 is clamped into the elastic sheet 252.

[0035] See also Figure 3 The seat body 20 is a ring structure, which is convenient for the power cord to pass through the wall or the inside of the device.

[0036] Furthermore, an extension ring 23 is provided on the lower side of the seat body 20 , and a hole for inserting a power cord is provided on the extension ring 23 , so that the power cord can be inserted from the side.

[0037] It should be noted that the housing 10 is closed by providing a cover, which may be bonded to the housing 10, or may be bolted or screwed. The nozzle 12 may be provided on the cover.

[0038] The working process or principle of the utility model is as follows:

[0039] During installation, the base 20 is fixed to the wall or the device by screws through the mounting holes 24 , and the positive and negative poles of the power line for controlling the start of the electronic ignition head 31 are connected to the two contacts 25 respectively.

[0040] Align the connecting ring 14 of the housing 10 with the convex ring 21, and align the clamping seat 18 with the notch on the clamping slot 22. While keeping the housing 10 and the seat 20 in close contact, rotate the housing 10 so that the clamping seat 18 is clamped into the inner wall of the clamping slot 22. The housing 10 and the seat 20 are fixedly installed. At the same time, the two contacts 25 are aligned and connected with the two conductive sheets 15 respectively, thereby completing the installation of the housing 10. When disassembling the housing 10, the housing 10 can be taken out after reverse rotation.

Claims

1. An easily installed aerosol fire extinguishing device, characterized in that: The invention comprises a shell (10) and a base (20), wherein the shell (10) is detachably mounted on the base (20), the shell (10) is provided with a nozzle (12), an aerosol generating agent (30) is mounted in a cavity (11) inside the shell (10), an electronic ignition head (31) is mounted on the aerosol generating agent (30), a wire (32) of the electronic ignition head (31) is connected to a terminal (13) inside the shell (10), a conductive sheet (15) is mounted on the bottom of the shell (10), the conductive sheet (15) is connected to the terminal (13) for electrical conduction, the base (20) is provided with a mounting hole (24), a contact (25) is arranged on the base (20) at a position corresponding to the conductive sheet (15), and when the shell (10) is mounted on the base (20), the contact (25) is connected to the conductive sheet (15) for electrical conduction.

2. An easily installed aerosol fire extinguishing device according to claim 1, characterized in that: One end of the housing (10) connected to the seat body (20) is provided with a connecting ring (14), and at least two clamping seats (18) are provided on the inner wall of the connecting ring (14); one end of the seat body (20) connected to the housing (10) is provided with a convex ring (21), and the outer circumference of the convex ring (21) is provided with a clamping groove (22) that cooperates with the clamping seat (18) to be inserted and screwed.

3. An easily installed aerosol fire extinguishing device according to claim 1, characterized in that: A limiting groove (16) is provided at the bottom of the housing (10), the conductive sheet (15) is installed in the limiting groove (16), and the terminal (13) is a screw, which passes through the cavity (11) and is screwed into a threaded hole on the conductive sheet (15).

4. An easily installed aerosol fire extinguishing device according to claim 3, characterized in that: A protrusion (17) is also provided in the limiting groove (16), and a circular hole is provided on the conductive sheet (15), and the conductive sheet (15) is limited by cooperating with the protrusion (17) through the circular hole.

5. The easily installed aerosol fire extinguishing device according to claim 1, characterized in that: The contact (25) comprises a connecting plate (251) and a spring sheet (252), wherein the spring sheet (252) is connected to the connecting plate (251), the connecting plate (251) is mounted on the seat body (20) via a first screw (26), the first screw (26) is used to install and connect a power line, and the spring sheet (252) is used to communicate with the conductive sheet (15) for electrical conduction.

6. The easily installed aerosol fire extinguishing device according to claim 1, characterized in that: The contact (25) comprises a connecting plate (251) and a spring sheet (252); the connecting plate (251) is mounted on the seat body (20) via a first screw (26); the spring sheet (252) is located on the upper side of the connecting plate (251); a second screw (27) passes through the spring sheet (252) and the connecting plate (251) and is connected and fixed to the seat body (20); the first screw (26) is used to install and connect a power line; the spring sheet (252) is used to communicate with the conductive sheet (15) for electrical conduction.

7. An easily installed aerosol fire extinguishing device according to any one of claims 1 to 6, characterized in that: The seat body (20) is an annular structure.

8. An easily installed aerosol fire extinguishing device according to claim 7, characterized in that: An extension ring (23) is provided on the lower side of the seat body (20), and a hole for inserting a power cord is provided on the extension ring (23).

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