Smoke detection alarm device

Abstract

The utility model relates to the technical field of security and protection equipment, in particular to a smoke detection alarm device which comprises a fixed sleeve installed on an external medium, an internal thread is formed in the fixed sleeve, a fixed screw rod is connected to the internal thread of the fixed sleeve, and a fixed base is fixedly installed at the lower end of the fixed screw rod. A mounting part is fixedly mounted in the fixed base, the center of the mounting part is concentric with a shaft core of the fixed screw rod, and a smoke detection alarm is mounted in the fixed base. Through the arrangement of the fixed sleeve, the fixed screw rod, the fixed base and the mounting part, the mounting part is rotated by using a tool, so that the fixed sleeve is in threaded connection through the fixed screw rod, then the smoke detection alarm is mounted in the fixed base, and the connection strength of the fixed base can be provided through threaded connection of the fixed sleeve and the fixed screw rod; the smoke detection alarm is prevented from accidentally falling from the high altitude, and the service life of the smoke detection alarm is prolonged.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of security and protection equipment, and particularly relates to a smoke detection alarm device. BACKGROUND

[0002] The smoke detection alarm device is a device capable of detecting smoke and issuing an alarm, and is mainly applied to a fire-fighting system and a security and protection system. The main function thereof is to trigger an alarm and remind people to take timely measures when the smoke concentration in the air reaches a certain degree. The smoke detection alarm device can not only help people gain valuable escape time, but also can timely discover fire hazards.

[0003] The existing wireless smoke detection alarm is mainly installed in a double-sided adhesive tape mode. One side of the double-sided adhesive tape is attached to a wall, and the other side is attached to the shell of the smoke detection alarm. However, the adhesion of the double-sided adhesive tape will become worse with time. After a long time, the smoke detection alarm may fall off the wall and be damaged. CONTENT OF THE INVENTION

[0004] In view of the deficiencies in the prior art, the present application aims to provide a smoke detection alarm device to solve the problem that the smoke detection alarm may fall off the wall and be damaged due to the poor adhesion of the double-sided adhesive tape with time.

[0005] The above-mentioned purpose of the present application is achieved by the following technical scheme:

[0006] The smoke detection alarm device comprises a fixing sleeve installed on an external medium, an inner thread is formed in the fixing sleeve, a fixing lead screw is connected to the inner thread of the fixing sleeve, a fixing base is fixedly installed at the lower end of the fixing lead screw, an installation part is fixedly installed in the fixing base, the center of the installation part is concentric with the shaft core of the fixing lead screw, and a smoke detection alarm is installed in the fixing base.

[0007] In a further optimization scheme, a locking structure for fixing the smoke detection alarm is installed between the fixing base and the smoke detection alarm.

[0008] In a further optimization scheme, the locking structure comprises a long-strip-shaped sliding groove formed in the shell of the smoke detection alarm, the sliding groove is arranged in the height direction of the smoke detection alarm, a locking slot is formed in the shell of the smoke detection alarm, the locking slot is arranged in the sliding groove, a locking pin is movably connected in the locking slot, the other end of the locking pin is fixedly connected with a spring, and the other end of the spring is fixedly connected to the fixing base.

[0009] Further optimization scheme, the locking structure is provided with two groups, and is provided oppositely.

[0010] Further optimization scheme, further includes a disassembly assembly for disassembling the smoke detection alarm, the disassembly assembly includes a disassembly rod, one end of the disassembly rod is fixedly installed with a disassembly ring, and the side, away from the disassembly rod, of the disassembly ring is provided with a plurality of disassembly plates matched with the number of locking assemblies.

[0011] Further optimization scheme, the locking groove and the upper and lower ends of the locking pin are both provided with a circular arc part.

[0012] Further optimization scheme, the disassembly rod is provided with a through hole along the length direction, the disassembly rod is slidably connected with a mounting rod in the through hole, one end of the mounting rod, close to the disassembly ring, is fixedly installed with an annular supporting part, and the outer diameter of the annular supporting part is smaller than the inner diameter of the disassembly ring.

[0013] Further optimization scheme, one end of the mounting rod, away from the disassembly ring, is fixedly installed with a limiting plate for preventing the disassembly rod from being separated from the mounting rod.

[0014] In summary, the present application at least includes the following beneficial technical effects:

[0015] By setting the fixing sleeve, the fixed screw rod, the fixed base and the mounting part, the tool is rotated to connect the fixed screw rod and the fixing sleeve together, then the smoke detection alarm is installed in the fixed base, the connection strength of the fixed base can be provided through the threaded connection of the fixing sleeve and the fixed screw rod, the smoke detection alarm is prevented from falling accidentally from the sky, and the service life of the smoke detection alarm is prolonged. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 is an exploded view of part of the device of the present application;

[0017] Figure 2 is Figure 1 is an enlarged view of point A in figure

[0018] Figure 3 is Figure 1 is a sectional view after installation of each component;

[0019] Figure 4 is a schematic view of part of the device of the present application;

[0020] Figure 5 is a schematic view of the overall structure of the device of the present application.

[0021] The fixed sleeve 1 is installed on the outer medium, for example, on the wall or the ceiling, a hole is punched on the wall by using a punching tool, the fixed sleeve 1 is installed into the installation hole, the inner thread is arranged in the fixed sleeve 1, the fixed lead screw 2 is connected with the inner thread in the fixed sleeve 1, the lower end of the fixed lead screw 2 is fixedly installed with the fixed base 3, the installation part 4 is fixedly installed in the fixed base 3, and the center of the installation part 4 is concentric with the shaft core of the fixed lead screw 2. After the fixed sleeve 1 is installed on the wall, the installation part 4 is rotated by using a tool, the fixed lead screw 2 is threadedly connected with the fixed sleeve 1, then the smoke detection alarm 5 is installed on the fixed base 3, the connection strength of the fixed base 3 can be improved through the thread connection between the fixed sleeve 1 and the fixed lead screw 2, the smoke detection alarm 5 installed in the fixed base 3 is prevented from accidentally falling from the sky, and the service life of the smoke detection alarm 5 is prolonged. DETAILED DESCRIPTION

[0022] The application will be further described below in combination with the drawings.

[0023] In the description of the application, it should be noted that the orientation or positional relationship indicated by terms such as “center”, “upper”, “lower”, “left”, “right”, “vertical”, “horizontal”, “inner”, “outer” and the like is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the application and simplifying the description, and therefore cannot be understood as a limitation on the application.

[0024] In the description of the application, it should be noted that, unless otherwise explicitly specified and limited, the terms “mounting”, “connecting”, “connection” should be understood in a broad sense, for example, can be fixed connection, can also be detachable connection, or integral connection; can be mechanical connection, can also be electrical connection; can be direct connection, can also be indirect connection through an intermediate medium, can be the communication inside two elements. For those skilled in the art, the specific meaning of the above terms in the application can be understood according to the specific circumstances.

[0025] Embodiment, refer to Figure 1 , Figure 2 and Figure 3 A smoke detection alarm device, comprising a fixed sleeve 1, the fixed sleeve 1 is installed on an external medium, for example, installed on a wall or a ceiling, a hole is punched on the wall by using a punching tool, the fixed sleeve 1 is installed into the installation hole, the inner thread is arranged in the fixed sleeve 1, the fixed lead screw 2 is connected with the inner thread in the fixed sleeve 1, the lower end of the fixed lead screw 2 is fixedly installed with the fixed base 3, the installation part 4 is fixedly installed in the fixed base 3, and the center of the installation part 4 is concentric with the shaft core of the fixed lead screw 2. After the fixed sleeve 1 is installed on the wall, the installation part 4 is rotated by using a tool, the fixed lead screw 2 is threadedly connected with the fixed sleeve 1, then the smoke detection alarm 5 is installed on the fixed base 3, the connection strength of the fixed base 3 can be improved through the thread connection between the fixed sleeve 1 and the fixed lead screw 2, the smoke detection alarm 5 installed in the fixed base 3 is prevented from accidentally falling from the sky, and the service life of the smoke detection alarm 5 is prolonged.

[0026] In the embodiment of the present disclosure, the locking structure for fixing the smoke detection alarm 5 is installed between the fixed base 3 and the smoke detection alarm 5.

[0027] Specifically, the locking structure comprises a long strip-shaped sliding groove 6 formed on the shell of the smoke detection alarm 5, the sliding groove 6 is arranged along the height direction of the smoke detection alarm 5, the shell of the smoke detection alarm 5 is provided with a locking groove 7, the locking groove 7 is arranged in the sliding groove 6, a locking pin 8 is movably connected in the locking groove 7, the other end of the locking pin 8 is fixedly connected with a spring 9, the side wall of the fixed base 3 is provided with a mounting area, the other end of the spring 9 is fixedly connected to the fixed base 3 and located in the mounting area, and the locking pin 8 can reciprocate in the mounting area, when the smoke detection alarm 5 is installed on the fixed base 3, the spring 9 pushes the locking pin 8 to move towards the smoke detection alarm 5, the locking pin 8 is clamped in the locking groove 7, so that the smoke detection alarm 5 is fixed with the fixed base 3.

[0028] In the embodiments of the present disclosure, in order to firmly lock the smoke detection alarm 5, the locking structure is provided with two groups and is arranged oppositely.

[0029] In the embodiments of the present disclosure, referring to Figure 4 and Figure 5 , the smoke detection alarm 5 is generally installed at a high position, and when maintaining and repairing in ordinary times, the smoke detection alarm 5 needs to be disassembled by using a ladder and other tools to work at a high place, in order to prevent accidents when personnel work at a high place, the device further comprises a disassembly assembly for disassembling the smoke detection alarm 5, the disassembly assembly comprises a disassembly rod 10, one end of the disassembly rod 10 is fixedly provided with a disassembly ring 11, one side of the disassembly ring 11 away from the disassembly rod 10 is provided with a disassembly plate 12 matched with the number of the locking assemblies. When the smoke detection alarm 5 needs to be disassembled, the worker only needs to place the disassembly rod 10 below the smoke detection alarm 5, align the disassembly plate 12 with the long strip-shaped sliding groove 6, and then push the disassembly rod 10 upwards along the long strip-shaped sliding groove 6, the disassembly plate 12 will abut against the locking pin 8, and then continue to move the disassembly rod 10 upwards, the disassembly plate 12 will force the locking pin 8 to move to the outside of the locking groove 7, so that the smoke detection alarm 5 is unlocked from the locking pin 8, and the smoke detection alarm 5 is separated from the fixed base 3.

[0030] In the embodiments of the present disclosure, a circular arc part is formed at the upper and lower ends of the locking groove 7 and the locking pin 8. The circular arc part is arranged to more easily unlock the smoke detection alarm 5.

[0031] In the embodiment of the present disclosure, a through hole is formed through the dismounting rod 10 in the length direction, the mounting rod 13 is slidably connected in the through hole of the dismounting rod 10, the annular supporting part 14 is fixedly installed at the end of the mounting rod 13 close to the dismounting ring, and the outer diameter of the annular supporting part 14 is smaller than the inner diameter of the dismounting ring 11. The smoke detection alarm 5 to be installed is placed on the mounting part 4, the mounting rod 13 is placed below the fixed base 3, then the mounting rod 13 is moved to move the smoke detection alarm 5 into the fixed base 3, the locking pin 8 is clamped in the locking groove 7 under the elastic force of the spring 9, and the smoke detection alarm 5 is fixed in the fixed base 3. The mounting rod 13 and the installation ring are arranged, so that the staff can easily install the smoke detection alarm, and do not need to climb, thereby providing a safe working environment for the staff.

[0032] In the embodiment of the present disclosure, the limiting plate 15 is fixedly installed at the end of the mounting rod 13 away from the dismounting ring 11. The limiting plate 15 can ensure that the mounting rod 13 is separated from the dismounting rod, and is convenient to carry and use.

[0033] The embodiments of the specific embodiment are the preferred embodiments of the present application, and are not intended to limit the protection scope of the present application, so that: any equivalent changes made according to the structure, shape, principle of the present application should be covered in the protection scope of the present application.

Claims

1. A smoke detection alarm device, characterized in that, The device includes a fixed sleeve (1) installed on an external medium. The fixed sleeve (1) has an internal thread. The fixed sleeve (1) is connected to a fixed screw (2) through the internal thread. A fixed base (3) is fixedly installed at the lower end of the fixed screw (2). An installation part (4) is installed inside the fixed base (3). The center of the installation part (4) is concentric with the shaft of the fixed screw (2). A smoke detector alarm (5) is installed inside the fixed base (3).

2. The smoke detection alarm device according to claim 1, characterized in that, A locking structure for securing the smoke detector (5) is installed between the fixed base (3) and the smoke detector (5).

3. The smoke detection alarm device according to claim 2, characterized in that, The locking structure includes a long strip groove (6) on the outer shell of the smoke detector (5), the groove (6) being arranged along the height direction of the smoke detector (5), a locking groove (7) being provided on the outer shell of the smoke detector (5), the locking groove (7) being disposed in the groove (6), a locking pin (8) being movably connected in the locking groove (7), and a spring (9) being fixedly connected to the other end of the locking pin (8), the other end of the spring (9) being fixedly connected to the fixed base (3).

4. A smoke detection alarm device according to claim 3, characterized in that, The locking structure is provided in two sets, which are arranged opposite to each other.

5. A smoke detection alarm device according to claim 1, characterized in that, It also includes a disassembly assembly for disassembling the smoke detector alarm (5), the disassembly assembly including a disassembly rod (10), one end of the disassembly rod (10) is fixedly mounted with a disassembly ring (11), and the side of the disassembly ring (11) away from the disassembly rod (10) is provided with a disassembly plate (12) matching the number of locking components.

6. A smoke detection alarm device according to claim 4, characterized in that, Both the upper and lower ends of the locking groove (7) and the locking pin (8) are provided with arc-shaped portions.

7. A smoke detection alarm device according to claim 5, characterized in that, The disassembly rod (10) has a through hole along its length. An installation rod (13) is slidably connected in the through hole of the disassembly rod (10). An annular support part (14) is fixedly installed at one end of the installation rod (13) near the disassembly ring (11). The outer diameter of the annular support part (14) is smaller than the inner diameter of the disassembly ring (11).

8. A smoke detection alarm device according to claim 7, characterized in that, The end of the mounting rod (13) away from the disassembly ring (11) is fixedly fitted with a limiting plate (15) to prevent the disassembly rod (10) from detaching from the mounting rod (13).

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