Smoke detector connecting device convenient to maintain and replace

Abstract

The utility model relates to the technical field of smoke detector installation, and discloses a smoke detector connecting device convenient to maintain and replace, which comprises a preassembling mechanism, a detection unit and a connecting mechanism, the connecting mechanism is fixedly connected to the surfaces of the preassembling mechanism and the detection unit, the detection unit is clamped in the preassembling mechanism, and the preassembling mechanism is connected with the detection unit. The preassembling mechanism is composed of a bottom shell, a mounting block, a mounting bolt and a connecting groove, and the bottom shell is fixedly connected to the bottom of the preassembling mechanism. According to the smoke detector connecting device convenient to maintain and replace, a limiting block is arranged to be matched with a clamping block to be clamped with a clamping block, then a spring drives a top plate to conduct tensioning connection, and a structure capable of being connected through pressing and rotating is formed, so that when the device is maintained, quick disassembly and quick assembly can be conducted, and the working efficiency is improved; the number of small movable parts in the device is small, maintenance is convenient, and the device is more stable during connection and not prone to damage.

Description

Technical Field

[0001] The utility model relates to the technical field of smoke detector installation, in particular to a smoke detector connecting device which is convenient for maintenance and replacement. Background Art

[0002] The smoke detector can detect the large amount of smoke generated during a fire and send out an alarm signal in time. The detector is controlled by MCU and can intelligently judge the smoke generated during a fire and alarm. It can be widely used for fire safety monitoring in hotels, stores, Internet cafes, dance halls, coffee shops, leisure halls, residences and other places.

[0003] The prior art discloses a smoke detector connection device with application number: 303023135003.6, which is easy to maintain and replace, comprising a fixing seat fixedly installed on the ceiling, a fixing groove is provided at the bottom of the fixing seat, a mounting hole is provided at one side, and fixing blocks are fixedly installed on both sides, a rotating hole is provided at one side of the two fixing blocks, round rods are rotatably installed in the two rotating holes, rotating rods are fixedly sleeved on the two round rods, the two rotating rods are inclined and symmetrically arranged, and the bottom ends of the two rotating rods are fixedly installed with limited blocks, a connecting block is provided in the fixing groove, a smoke detector body is fixedly installed at the bottom of the connecting block, two fixing rods are fixedly installed on the bottom inner wall of the mounting hole, a rotating groove is provided on the top inner wall, and through holes are provided on one side of the two fixing rods. The utility model has a simple structure, is easy to use, is easy to install and fix the smoke detector, and is easy to maintain and replace.

[0004] However, the existing technology still has the following shortcomings. First, the above-mentioned device is fixed by opening a through hole on one side of the fixing rod and engaging two limit blocks with the limit grooves. However, the above-mentioned device has many small structures and small parts, which are prone to breakage during installation, and are inconvenient to repair after damage. Utility Model Content

[0005] The purpose of the utility model is to provide a smoke detector connecting device which is easy to maintain and replace, so as to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solution: a smoke detector connection device that is easy to maintain and replace, including a pre-installation mechanism, a detection unit and a connection mechanism, the connection mechanism is fixedly connected to the surface of the pre-installation mechanism and the detection unit, and the detection unit is snapped into the interior of the pre-installation mechanism.

[0007] The pre-installation mechanism consists of a bottom shell, a mounting block, mounting bolts and a connecting groove. The bottom shell is fixedly connected to the bottom of the pre-installation mechanism, the mounting block is fixedly connected to the surface of the bottom shell, the mounting bolts are threadedly connected to the inside of the mounting block, and the connecting groove is fixedly connected to the top of the bottom shell. The pre-installation method is used to improve the disassembly efficiency during maintenance.

[0008] Preferably, the detection unit consists of a plug-in block, a shell and a detection port, the plug-in block is fixedly connected to the bottom of the detection unit, the shell is fixedly connected to the top of the plug-in block, and the detection port is opened at the top of the shell to play a major detection role.

[0009] Preferably, the connecting mechanism consists of a protruding block, a clamping block, a spring, a top plate, a first electrical interface, a top block, a second electrical interface, a limit block and a clamping block, the protruding block is fixedly connected to the inside of the connecting groove, the clamping block is fixedly connected to the side of the protruding block, the spring is fixedly connected to the top of the protruding block, the top plate is fixedly connected to the top of the spring, the first electrical interface is fixedly connected to the top of the protruding block, the top block is fixedly connected to the bottom of the plug-in block, the second electrical interface is fixedly connected to the bottom of the top block, the limit block is fixedly connected to the left and right sides of the plug-in block, and the clamping block is fixedly connected to the top of the limit block, which plays a major connecting role and is convenient for disassembly and assembly.

[0010] Preferably, a slot is provided on the surface of the clamping block, and the clamping block is clamped in the slot of the clamping block, and the clamping block and the clamping block are fixed to each other.

[0011] Preferably, a spring sheet is provided inside the second electrical interface, and the first electrical interface is electrically connected to the second electrical interface, so as to facilitate energy supply through electrical connection.

[0012] Preferably, a buzzer is provided inside the housing, and the buzzer is electrically connected to the detection port, so as to facilitate an alarm reminder after detection.

[0013] Preferably, the top plate is attached to the surface of the top block, and the bottom spring drives the top plate to push the top block to achieve tension limiting.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] The smoke detector connection device which is easy to maintain and replace is provided with a limit block to cooperate with the clamping block and the clamping block for clamping connection, and then the top plate is driven by a spring for tension connection, so as to form a structure that can be connected by pressing and rotating, so that the device can be quickly disassembled and assembled during maintenance, thereby improving work efficiency.

[0016] The smoke detector connection device which is easy to maintain and replace has fewer movable small parts inside by setting two single fixed structures, which is convenient for maintenance and makes the device more stable and less prone to damage during connection. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the appearance structure of the utility model;

[0018] Figure 2This is a schematic diagram of the split structure of the utility model;

[0019] Figure 3 This is a schematic diagram of the bottom structure of the plug-in block of the utility model;

[0020] Figure 4 This is a schematic diagram of the internal structure of the connecting groove of the utility model.

[0021] In the figure: 1. pre-installation mechanism; 101. bottom shell; 102. mounting block; 103. mounting bolt; 104. connection groove; 2. detection unit; 201. plug-in block; 202. shell; 203. detection port; 3. connection mechanism; 301. protruding block; 302. clamping block; 303. spring; 304. top plate; 305. first electrical interface; 306. top block; 307. second electrical interface; 308. limit block; 309. clamping block. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figure 1-4 The utility model provides the following technical solutions: a smoke detector connection device that is easy to maintain and replace, including a pre-installation mechanism 1, a detection unit 2 and a connection mechanism 3, the connection mechanism 3 is fixedly connected to the surface of the pre-installation mechanism 1 and the detection unit 2, and the detection unit 2 is snapped into the interior of the pre-installation mechanism 1.

[0024] The pre-installation mechanism 1 consists of a bottom shell 101, a mounting block 102, mounting bolts 103 and a connecting groove 104. The bottom shell 101 is fixedly connected to the bottom of the pre-installation mechanism 1, the mounting block 102 is fixedly connected to the surface of the bottom shell 101, the mounting bolts 103 are threadedly connected to the inside of the mounting block 102, and the connecting groove 104 is fixedly connected to the top of the bottom shell 101. The pre-installation method is used to improve the disassembly efficiency during maintenance.

[0025] The detection unit 2 is composed of a plug-in block 201, a shell 202 and a detection port 203. The plug-in block 201 is fixedly connected to the bottom of the detection unit 2, and the shell 202 is fixedly connected to the top of the plug-in block 201. A buzzer is provided inside the shell 202, and the buzzer is electrically connected to the detection port 203, which is convenient for alarm reminder after detection. The detection port 203 is opened at the top of the shell 202 and plays a major detection role.

[0026] The connecting mechanism 3 is composed of a protruding block 301, a clamping block 302, a spring 303, a top plate 304, a first electrical interface 305, a top block 306, a second electrical interface 307, a limit block 308 and a clamping block 309. The protruding block 301 is fixedly connected to the inside of the connecting groove 104, the clamping block 302 is fixedly connected to the side of the protruding block 301, a clamping groove is provided on the surface of the clamping block 302, the clamping block 309 is clamped to the inside of the clamping groove of the clamping block 302, and the clamping block 309 and the clamping block 302 are fixed to each other, the spring 303 is fixedly connected to the top of the protruding block 301, the top plate 304 is fixedly connected to the top of the spring 303, and the top plate 304 is attached to The surface of the top block 306 drives the top plate 304 to push the top block 306 to achieve tension limit through the bottom spring 303. The first electrical interface 305 is fixedly connected to the top of the protruding block 301, the top block 306 is fixedly connected to the bottom of the plug-in block 201, and the second electrical interface 307 is fixedly connected to the bottom of the top block 306. A spring sheet is arranged inside the second electrical interface 307, and the first electrical interface 305 is electrically connected to the second electrical interface 307, so as to facilitate energy supply through electrical connection. The limit block 308 is fixedly connected to the left and right sides of the plug-in block 201, and the clamping block 309 is fixedly connected to the top of the limit block 308, which plays a major connecting role and is convenient for disassembly and assembly.

[0027] When in use, after installing the bottom shell 101 in the designated position, press the shell 202 to drive the spring 303 to move downward. When the plug-in block 201 is fully inserted into the inside of the connecting groove 104, rotate the shell 202 to drive the limit block 308 to rotate, so that the card block 309 is aligned with the card block 302, release the internal spring of the shell 202 to reset and drive the shell 202 to move outward, so that the card block 309 is carded into the inside of the card slot of the card block 302, and the installation is completed.

[0028] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A smoke detector connection device that is easy to maintain and replace, comprising a pre-installation mechanism (1), a detection unit (2) and a connection mechanism (3), characterized in that: The connecting mechanism (3) is fixedly connected to the surfaces of the pre-installation mechanism (1) and the detection unit (2), and the detection unit (2) is snap-fitted into the interior of the pre-installation mechanism (1); The pre-installation mechanism (1) is composed of a bottom shell (101), a mounting block (102), mounting bolts (103) and a connecting groove (104); the bottom shell (101) is fixedly connected to the bottom of the pre-installation mechanism (1), the mounting block (102) is fixedly connected to the surface of the bottom shell (101), the mounting bolts (103) are threadedly connected to the inside of the mounting block (102), and the connecting groove (104) is fixedly connected to the top of the bottom shell (101).

2. A smoke detector connection device that is easy to maintain and replace according to claim 1, characterized in that: The detection unit (2) is composed of a plug-in block (201), a shell (202) and a detection port (203); the plug-in block (201) is fixedly connected to the bottom of the detection unit (2); the shell (202) is fixedly connected to the top of the plug-in block (201); and the detection port (203) is opened at the top of the shell (202).

3. A smoke detector connection device that is easy to maintain and replace according to claim 1, characterized in that: The connecting mechanism (3) is composed of a protruding block (301), a clamping block (302), a spring (303), a top plate (304), a first electrical interface (305), a top block (306), a second electrical interface (307), a limit block (308) and a clamping block (309); the protruding block (301) is fixedly connected to the inside of the connecting groove (104); the clamping block (302) is fixedly connected to the side of the protruding block (301); and the spring (303) is fixedly connected to the protruding block (301). ), the top plate (304) is fixedly connected to the top of the spring (303), the first electrical interface (305) is fixedly connected to the top of the protruding block (301), the top block (306) is fixedly connected to the bottom of the plug-in block (201), the second electrical interface (307) is fixedly connected to the bottom of the top block (306), the limit block (308) is fixedly connected to the left and right sides of the plug-in block (201), and the clamping block (309) is fixedly connected to the top of the limit block (308).

4. A smoke detector connection device that is easy to maintain and replace according to claim 3, characterized in that: A slot is provided on the surface of the clamping block (302), and the clamping block (309) is clamped inside the slot of the clamping block (302).

5. A smoke detector connection device that is easy to maintain and replace according to claim 3, characterized in that: A spring sheet is provided inside the second electrical interface (307), and the first electrical interface (305) is electrically connected to the second electrical interface (307).

6. A smoke detector connection device that is easy to maintain and replace according to claim 2, characterized in that: A buzzer is arranged inside the housing (202), and the buzzer is electrically connected to the detection port (203).

7. A smoke detector connection device that is easy to maintain and replace according to claim 3, characterized in that: The top plate (304) is attached to the surface of the top block (306).

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