A smoke alarm that is easy to disassemble

Abstract

The utility model discloses a smoke alarm that is easy to disassemble, including a base frame, a positioning seat is arranged at the bottom end of the base frame, a fastening cavity is arranged at the center position inside the positioning seat, the bottom end of the fastening cavity extends to the outside of the positioning seat, the fastening seat is plugged and installed inside the fastening cavity, the bottom end of the fastening seat extends to the outside of the fastening cavity and is provided with a smoke alarm body, an air induction frame is arranged at the edge position of the bottom end of the smoke alarm body, a fan is installed inside the air induction frame, a rectangular frame is adsorbed and installed at the bottom end of the air induction frame, a filter is arranged on the inner side of the rectangular frame, both sides of the top of the rectangular frame are provided with a first magnetic strip, and both ends of the top of the rectangular frame are provided with a second magnetic strip. The utility model not only ensures the monitoring effect of the smoke alarm on the smoke when it is used, but also reduces the phenomenon of blockage of the smoke alarm body, ensures the monitoring accuracy of the smoke alarm body on the smoke, and improves the convenience of the smoke alarm when it is maintained.

Description

Technical Field

[0001] The utility model relates to the technical field of smoke alarms, in particular to a smoke alarm which is easy to disassemble. Background Art

[0002] Smoke alarms, also known as fire smoke alarms, smoke sensors, smoke sensors, etc., mainly achieve fire prevention by monitoring the concentration of smoke. According to their power supply methods and system structure, they can be divided into independent smoke alarms and smoke detectors. With the improvement of fire safety awareness, smoke alarms are becoming more and more widely used in various types of buildings.

[0003] Reference publication number CN214064313U is a smoke alarm that is easy to install and disassemble for maintenance. It includes a base, a limit groove is set at the opening below the base, an anti-slip layer is tightly fitted on the inner wall of the limit groove, a limit hole is set at the opening below the limit groove, a smoke alarm is fixedly connected at the bottom of the base, and a card block is fixedly connected at the top of the smoke alarm. When installing the smoke alarm, first fix the base to the top through a screw, then embed the card block into the limit groove so that the limit column corresponds to the position of the limit hole. At this time, the spring bounces the limit column so that the limit column is inserted into the limit hole. The smoke alarm is installed, and when it is disassembled, the limit column is pressed to pull the limit column out from the limit hole, and then the block is pulled out from the limit slot to disassemble the smoke alarm, which solves the problem that the existing smoke alarm installation and disassembly methods are not convenient enough. According to the above, although the smoke alarm can be used well, it is usually not convenient to accelerate the introduction of air into the smoke alarm body, making it difficult for the smoke alarm body to quickly monitor whether there is thick smoke in the air, which in turn affects the smoke alarm's monitoring effect on smoke, which often bothers users. Utility Model Content

[0004] The purpose of the utility model is to provide a smoke alarm that is easy to disassemble, so as to solve the problem in the above background technology that although the smoke alarm can be well applied, it is usually not convenient to accelerate the introduction of air into the smoke alarm body, making it difficult for the smoke alarm body to quickly monitor whether there is thick smoke in the air, thereby affecting the smoke alarm's smoke monitoring effect.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a smoke alarm that is easy to disassemble, comprising a base frame, a positioning seat is provided at the bottom end of the base frame, a fastening cavity is provided at the center position inside the positioning seat, the bottom end of the fastening cavity extends to the outside of the positioning seat, the inside of the fastening cavity is plugged and installed with a fastening seat, the bottom end of the fastening seat extends to the outside of the fastening cavity and is provided with a smoke alarm body, an air induced draft frame is provided at the edge position of the bottom end of the smoke alarm body, a fan is installed inside the air induced draft frame, a rectangular frame is adsorbed and installed at the bottom end of the air induced draft frame, a filter is provided on the inner side of the rectangular frame, first magnetic strips are provided on both sides of the top of the rectangular frame, and second magnetic strips are provided on both ends of the top of the rectangular frame.

[0006] Preferably, first positioning holes are provided on both sides of the interior of the base frame, and both ends of the first positioning holes extend to the exterior of the base frame. The first positioning holes are provided so that the base frame can be positioned and installed with the aid of bolts.

[0007] Preferably, a second positioning hole is provided inside the base frame on one side of the positioning seat, and both ends of the second positioning hole extend to the outside of the base frame. Through the provision of the second positioning hole, the base frame can be positioned and installed with the help of bolts.

[0008] Preferably, limit blocks are provided on both inner walls of the bottom of the fastening cavity, and the inner walls of the limit blocks touch the outer walls of the fastening seat. The limit blocks are provided so as to limit the fastening seat and place it in the fastening cavity.

[0009] Preferably, dovetail cavities are provided inside the positioning seats on both sides of the fastening cavity, and card slots are provided on both side outer walls of the top of the fastening seat, so that the card blocks can be placed.

[0010] Preferably, a card block is inserted and installed inside the card slot, one end of the card block extends to the outside of the card slot and is provided with a connecting rod, the end of the connecting rod away from the card block passes through the dovetail cavity and is provided with a pull handle, and the fastening seat can be detached to the outside of the fastening cavity by detaching the card block to the outside of the card slot.

[0011] Preferably, a limiting ring is fixed on the outer wall of one side of the connecting rod inside the dovetail cavity, and the outer wall of the limiting ring touches the inner wall of the dovetail cavity. The limiting ring is provided to reduce the possibility of the connecting rod being separated from the dovetail cavity.

[0012] Preferably, a spring is wound on the outer wall of the connecting rod on the side of the limiting ring away from the blocking block, and the two ends of the spring are respectively connected to the outer wall of the limiting ring and the inner wall of the dovetail cavity. The spring applies elastic pressure to the limiting ring so that the blocking block can be inserted and placed in the slot.

[0013] Compared with the prior art, the utility model has the following beneficial effects: the smoke alarm that is easy to disassemble not only ensures the smoke monitoring effect when the smoke alarm is used, but also reduces the blockage of the smoke alarm body, ensures the smoke monitoring accuracy of the smoke alarm body, and improves the convenience of smoke alarm maintenance;

[0014] By arranging a fan inside the air induction frame, when the fan is started, the outside air can be introduced into the smoke alarm body to accelerate the smoke alarm body to monitor whether there is smoke in the air, thereby ensuring the smoke alarm monitoring effect when using the smoke alarm;

[0015] By setting the first magnetic strip and the second magnetic strip, the rectangular frame is adsorbed and placed at the bottom of the air induction frame. Since a filter is arranged on the inner side of the rectangular frame, the flow of external dust into the interior of the smoke alarm body through the rectangular frame can be reduced, thereby reducing the clogging phenomenon of the smoke alarm body and ensuring the smoke alarm body's monitoring accuracy of the smoke.

[0016] By pulling the handle horizontally, the card block is driven to be detached to the outside of the card slot through the connecting rod, and then the smoke alarm body is pulled downward to remove the fastening seat from the fastening cavity, so that the smoke alarm body can be quickly disassembled, thereby improving the convenience of smoke alarm maintenance. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the three-dimensional structure of the utility model when viewed from above;

[0018] Figure 2 This is a schematic diagram of the front cross-sectional structure of the utility model;

[0019] Figure 3 For this utility model Figure 2 The enlarged structural diagram at A in the middle;

[0020] Figure 4 This is a schematic diagram of the structure of the air induction frame of the utility model when viewed from above;

[0021] Figure 5 It is a schematic diagram of the top view of the rectangular frame structure of the utility model.

[0022] In the figure: 1, base frame; 2, first positioning hole; 3, second positioning hole; 4, positioning seat; 5, smoke alarm body; 6, air induction frame; 7, rectangular frame; 8, filter; 9, pull handle; 10, connecting rod; 11, fastening cavity; 12, fastening seat; 1201, slot; 13, limit block; 14, block; 15, dovetail cavity; 16, limit ring; 17, spring; 18, fan; 19, first magnetic strip; 20, second magnetic strip. DETAILED DESCRIPTION

[0023] 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. 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.

[0024] See also Figure 1-5 The utility model provides an embodiment: a smoke alarm that is easy to disassemble, including a base frame 1, both sides of the base frame 1 are provided with first positioning holes 2, and both ends of the first positioning holes 2 extend to the outside of the base frame 1;

[0025] When in use, the first positioning hole 2 is provided so as to position and place the base frame 1 with the aid of bolts;

[0026] A positioning seat 4 is provided at the bottom end of the base frame 1, and a second positioning hole 3 is provided inside the base frame 1 on one side of the positioning seat 4, and both ends of the second positioning hole 3 extend to the outside of the base frame 1;

[0027] When in use, the second positioning hole 3 is provided so as to position and place the base frame 1 with the aid of bolts;

[0028] A fastening cavity 11 is provided at the center of the positioning seat 4, the bottom end of the fastening cavity 11 extends to the outside of the positioning seat 4, and limit blocks 13 are provided on the inner walls on both sides of the bottom of the fastening cavity 11, and the inner wall of the limit block 13 touches the outer wall of the fastening seat 12;

[0029] When in use, the limiting block 13 is provided so as to limit the position of the fastening seat 12 and place it in the fastening cavity 11;

[0030] The positioning seats 4 on both sides of the fastening cavity 11 are provided with dovetail cavities 15 inside, and the outer walls on both sides of the top of the fastening seat 12 are provided with slots 1201;

[0031] When in use, the card slot 1201 is provided so as to place the card block 14;

[0032] A card block 14 is inserted and installed inside the card slot 1201. One end of the card block 14 extends to the outside of the card slot 1201 and is provided with a connecting rod 10. The end of the connecting rod 10 away from the card block 14 passes through the dovetail cavity 15 and is provided with a pull handle 9.

[0033] When in use, the clamping block 14 is detached to the outside of the clamping slot 1201 so as to detach the fastening seat 12 to the outside of the fastening cavity 11;

[0034] A limit ring 16 is fixed on the outer wall of one side of the connecting rod 10 inside the dovetail cavity 15, and the outer wall of the limit ring 16 touches the inner wall of the dovetail cavity 15;

[0035] When in use, the limiting ring 16 is provided to lower the connecting rod 10 and separate it from the dovetail cavity 15;

[0036] A spring 17 is wound around the outer wall of the connecting rod 10 on the side of the limiting ring 16 away from the clamping block 14, and the two ends of the spring 17 are respectively connected to the outer wall of the limiting ring 16 and the inner wall of the dovetail cavity 15;

[0037] When in use, the spring 17 applies elastic pressure to the limiting ring 16 so that the card block 14 is inserted and placed in the card slot 1201;

[0038] A fastening seat 12 is inserted and installed inside the fastening cavity 11, and the bottom end of the fastening seat 12 extends to the outside of the fastening cavity 11 and is provided with a smoke alarm body 5, and an air induced draft frame 6 is provided at the edge position of the bottom end of the smoke alarm body 5, and a fan 18 is installed inside the air induced draft frame 6, and a rectangular frame 7 is adsorbed and installed at the bottom end of the air induced draft frame 6, and a filter screen 8 is provided on the inner side of the rectangular frame 7, and first magnetic strips 19 are provided on both sides of the top of the rectangular frame 7, and second magnetic strips 20 are provided at both ends of the top of the rectangular frame 7.

[0039] When the embodiment of the present application is in use, firstly, by using a bolt member to penetrate the first positioning hole 2 and the second positioning hole 3 and screw them into the top of the wall, the base frame 1 is positioned and placed on the top of the wall, and the smoke alarm body 5 can be positioned and placed. Then, by setting the first magnetic strip 19 and the second magnetic strip 20, the rectangular frame 7 can be adsorbed and placed on the bottom end of the air duct frame 6. Since the filter screen 8 is set on the inner side of the rectangular frame 7, the external dust can be reduced from flowing into the smoke alarm body 5 through the rectangular frame 7 to ensure the smoke monitoring accuracy of the smoke alarm body 5. Then, by setting a fan 18 inside the air duct frame 6, when the fan 18 is started, the external air can be introduced into the smoke alarm body 5. The smoke alarm body 5 is in the smoke alarm body 5 to improve the smoke alarm body 5's monitoring efficiency of smoke. Finally, by pulling the handle 9 horizontally, the block 14 is driven by the connecting rod 10 to be detached to the outside of the slot 1201. Then, the smoke alarm body 5 is pulled downward to remove the fastening seat 12 from the fastening cavity 11, so that the smoke alarm body 5 can be quickly disassembled and maintained. Then, through the elastic action of the spring 17, it applies elastic pressure to the limit ring 16 to insert the block 14 into the slot 1201, and the fastening seat 12 can be locked and placed inside the fastening cavity 11, so that the smoke alarm body 5 can be quickly installed, thereby completing the use of the smoke alarm.

Claims

1. A smoke alarm that is easy to disassemble, characterized in that: The invention comprises a base frame (1), a positioning seat (4) is arranged at the bottom end of the base frame (1), a fastening cavity (11) is arranged at the center position inside the positioning seat (4), the bottom end of the fastening cavity (11) extends to the outside of the positioning seat (4), a fastening seat (12) is inserted and installed inside the fastening cavity (11), the bottom end of the fastening seat (12) extends to the outside of the fastening cavity (11) and is provided with a smoke alarm body (5), an air induction frame (6) is arranged at the edge position of the bottom end of the smoke alarm body (5), a fan (18) is installed inside the air induction frame (6), a rectangular frame (7) is adsorbed and installed at the bottom end of the air induction frame (6), a filter screen (8) is arranged on the inner side of the rectangular frame (7), first magnetic strips (19) are arranged on both sides of the top of the rectangular frame (7), and second magnetic strips (20) are arranged on both ends of the top of the rectangular frame (7).

2. The easily disassembled smoke alarm according to claim 1, characterized in that: First positioning holes (2) are provided on both sides of the interior of the base frame (1), and both ends of the first positioning holes (2) extend to the outside of the base frame (1).

3. The smoke alarm that is easy to disassemble according to claim 1, characterized in that: A second positioning hole (3) is provided inside the base frame (1) on one side of the positioning seat (4), and both ends of the second positioning hole (3) extend to the outside of the base frame (1).

4. The smoke alarm that is easy to disassemble according to claim 1, characterized in that: Limiting blocks (13) are provided on both inner walls of the bottom of the fastening cavity (11), and the inner walls of the limiting blocks (13) are in contact with the outer walls of the fastening seat (12).

5. The easily disassembled smoke alarm according to claim 1, characterized in that: Dovetail cavities (15) are provided inside the positioning seats (4) on both sides of the fastening cavity (11), and slots (1201) are provided on both sides of the outer walls of the top of the fastening seat (12).

6. The easily disassembled smoke alarm according to claim 5, characterized in that: A card block (14) is inserted and installed inside the card slot (1201), one end of the card block (14) extends to the outside of the card slot (1201) and is provided with a connecting rod (10), and one end of the connecting rod (10) away from the card block (14) passes through the dovetail cavity (15) and is provided with a pull handle (9).

7. The easily disassembled smoke alarm according to claim 6, characterized in that: A limiting ring (16) is fixed on the outer wall of one side of the connecting rod (10) inside the dovetail cavity (15), and the outer wall of the limiting ring (16) contacts the inner wall of the dovetail cavity (15).

8. The easily disassembled smoke alarm according to claim 7, characterized in that: A spring (17) is wound around the outer wall of the connecting rod (10) on the side of the limiting ring (16) away from the clamping block (14), and two ends of the spring (17) are respectively connected to the outer wall of the limiting ring (16) and the inner wall of the dovetail cavity (15).

Images