Smoke alarm convenient to install

Abstract

The utility model discloses a smoke alarm convenient to install, which comprises an installation plate and a smoke alarm main body, the bottom of the installation plate is fixedly connected with a supporting column, the bottom of the supporting column is provided with an insertion groove, the smoke alarm main body is fixedly connected with an insertion rod, the insertion rod is inserted in the insertion groove in a sliding manner, and the insertion rod is fixedly connected with the installation plate. The two sides of the inserting groove are both provided with communicating containing grooves, a connecting plate is arranged in each containing groove, one side of each connecting plate is fixedly connected with a push plate, one end of each push plate is fixedly connected with a clamping plate, the other side of each connecting plate is fixedly connected with a wedge-shaped plate, and the outer side wall of the supporting column is sleeved with an abutting shell; external threads are arranged on the outer side wall of the supporting column, a screw opening is formed in the abutting shell, the supporting column is sleeved with the abutting shell in a threaded mode, the smoke alarm can be rapidly installed, installation is convenient and fast, the structure is simple, the fixing effect is good, and the installation efficiency of the smoke alarm can be effectively improved.

Description

Technical Field

[0001] The utility model relates to the field of smoke alarm related products, in particular to a smoke alarm that is easy to install. Background Art

[0002] Smoke alarms monitor the smoke concentration in the environment to determine whether to sound an alarm signal, thereby eliminating fire damage in the early stages of the fire. Smoke alarms in some public places need to be regularly disassembled and inspected and repaired during use to ensure their effectiveness.

[0003] Smoke alarms in the prior art are mostly installed on walls or ceilings using screws, which is inconvenient to replace and repair, and is not convenient for on-site operation, thus having defects. Utility Model Content

[0004] The purpose of the present invention is to provide a smoke alarm that is easy to install, so as to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a smoke alarm that is easy to install, comprising a mounting plate and a smoke alarm body, the bottom of the mounting plate is fixedly connected to a support column, the bottom of the support column is provided with a slot, the smoke alarm body is fixedly connected to an insertion rod, the insertion rod is slidably inserted in the slot, both sides of the slot are provided with connected accommodating grooves, a connecting plate is provided in the accommodating groove, one side of the connecting plate is fixedly connected to a push plate, one end of the push plate is fixedly connected to a clamping plate, the other side of the connecting plate is fixedly connected to a wedge plate, a pressure shell is sleeved on the outer wall of the support column, the outer wall of the support column is provided with an external thread, the pressure shell is provided with a screw hole, and the pressure shell is threadedly sleeved on the support column.

[0006] Preferably, the clamping plate is arranged in an arc-shaped structure, a clamping block is fixedly connected to the inner side wall of the clamping plate, and a clamping groove corresponding to the clamping block is provided on the outer wall of the insertion rod.

[0007] Preferably, a plurality of anti-slip grooves are provided on the outer wall of the pressure shell, and the plurality of anti-slip grooves are all arranged obliquely.

[0008] Preferably, the wedge-shaped plate is configured as a structure that is narrow at the top and wide at the bottom, and one side of the wedge-shaped plate is provided with an inclined surface that is a polished surface.

[0009] Preferably, the four corners of the mounting plate are provided with assembly holes, and fixing screws are inserted into the assembly holes.

[0010] Preferably, springs are fixedly connected to the side walls at both ends of the card plate, and the springs are fixedly connected to the inner wall of the slot.

[0011] Compared with the prior art, the beneficial effects of the present invention are:

[0012] The smoke alarm is easy to install and is fixed in a designated installation area by means of a mounting plate. During installation, the insertion rod on the smoke alarm body is inserted into the slot on the support column, and then the pressure shell is rotated. The pressure shell is engaged with the external thread of the support column through the screw mouth, and as the pressure shell rotates and moves, the shell presses the wedge plate from the narrow side of the wedge plate to the wide side. At this time, the wedge plate will push the connecting plate to move, and the connecting plate will prompt the clamping plate to move through the pushing plate, and the clamping plate is used to clamp and fix the insertion rod, so as to install and fix the smoke alarm body. The utility model can quickly install the smoke alarm, is convenient to install, has a simple structure, and has a good fixing effect, which can effectively improve the installation efficiency of the smoke alarm. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a schematic structural diagram of a smoke alarm that is easy to install according to the present invention;

[0014] Figure 2 This is a schematic diagram of the structure of a pressure-resistant shell of a smoke alarm that is easy to install according to the present invention;

[0015] Figure 3 This is a schematic diagram of the support column structure of a smoke alarm that is easy to install in the utility model;

[0016] Figure 4 The utility model is a schematic diagram of the structure of the clamping block of a smoke alarm that is easy to install.

[0017] In the figure: 1. Mounting plate; 2. Smoke alarm body; 3. Support column; 4. Insert rod; 5. Connecting plate; 6. Push plate; 7. Clamping plate; 8. Wedge plate; 9. Pressure shell; 10. External thread; 11. Screw hole; 12. Clamping block; 13. Fixing screw; 14. Spring. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0019] In the description of this utility model, it should be noted that the terms "upper," "lower," "inner," "outer," "front end," "rear end," "both ends," "one end," "the other end," and the like, indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings and are intended solely to facilitate the description of this utility model and simplify the description. They are not intended to indicate or imply that the devices or components referred to must have a specific orientation, be constructed, or operate in a specific orientation. Therefore, they should not be construed as limitations on this utility model. Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0020] In the description of this utility model, it should be noted that, unless otherwise expressly specified or limited, the terms "installed," "provided with," "connected," etc. should be understood in a broad sense. For example, "connected" can mean a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, or it can be internal communication between two components. Those skilled in the art will be able to understand the specific meanings of the above terms in this utility model based on the specific circumstances.

[0021] See also Figure 1-4 , the utility model provides an embodiment: a smoke alarm that is easy to install, including a mounting plate 1 and a smoke alarm body 2, the bottom of the mounting plate 1 is fixedly connected to a support column 3, the bottom of the support column 3 is provided with a slot, the smoke alarm body is fixedly connected to an insertion rod 4, the insertion rod 4 is slidably inserted in the slot, both sides of the slot are provided with a communicating receiving slot, a connecting plate 5 is provided in the receiving slot, one side of the connecting plate 5 is fixedly connected to a push plate 6, one end of the push plate 6 is fixedly connected to a card plate 7, the other side of the connecting plate 5 is fixedly connected to a wedge plate 8, the outer side wall of the support column 3 is provided with a pressure shell 9, the outer side wall of the support column 3 is provided with an external thread 10, A screw hole 11 is provided on the pressure shell 9, and the pressure shell 9 is threadedly sleeved on the support column 3. Specifically, the mounting plate 1 is fixed to the designated installation area. During installation, the insertion rod 4 on the smoke alarm body 2 is inserted into the slot on the support column 3, and then the pressure shell 9 is rotated. The pressure shell 9 is engaged with the external thread 10 of the support column 3 through the screw hole 11. As the pressure shell 9 rotates and moves, the pressure wedge plate 8 is moved from the narrow side of the wedge plate 8 to the wide side. At this time, the wedge plate 8 will push the connecting plate 5 to move, and the connecting plate 5 will cause the card plate 7 to move through the push plate 6. The card plate 7 is used to clamp and fix the insertion rod 4 to install and fix the smoke alarm body 2.

[0022] In this embodiment, the card plate 7 is set as an arc-shaped structure, and a card block 12 is fixedly connected to the inner side wall of the card plate 7. A card groove corresponding to the card block 12 is provided on the outer wall of the insertion rod 4, and the card block 12 is inserted into the card groove to improve the stability after clamping and fixing; a plurality of anti-slip grooves are provided on the outer wall of the pressure shell 9, and the multiple anti-slip grooves are all inclined to increase the friction during rotation; the wedge plate 8 is set as a narrow upper and wide lower structure, and an inclined surface is provided on one side of the wedge plate 8 as a polished surface to reduce the resistance during pressure; the four corners of the mounting plate 1 are provided with assembly holes, and fixing screws 13 are inserted in the assembly holes to facilitate fixing the mounting plate 1; springs 14 are fixedly connected to the side walls of both ends of the card plate 7, and the springs 14 are fixedly connected to the inner wall of the slot. The rebound force can cause the card plate 7 to return to its initial position when removed.

[0023] Working principle: First, the mounting plate 1 is fixed in the designated mounting area. During installation, the insertion rod 4 on the smoke alarm body 2 is inserted into the slot on the support column 3. Then, the pressure shell 9 is rotated. The pressure shell 9 is engaged with the external thread 10 of the support column 3 through the screw hole 11. As the pressure shell 9 rotates and moves, the pressure wedge plate 8 is moved from the narrow side of the wedge plate 8 to the wide side. At this time, the wedge plate 8 will push the connecting plate 5 to move, and the connecting plate 5 will cause the card plate 7 to move through the push plate 6. The card plate 7 is used to clamp and fix the insertion rod 4 to install and fix the smoke alarm body 2.

[0024] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above and that the present invention can be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention. Therefore, the embodiments should be considered in all respects as illustrative and non-restrictive, and the scope of the present invention is defined by the appended claims, not the foregoing description, and all variations within the meaning and range of equivalents of the claims are intended to be encompassed within the present invention. Any reference sign in a claim should not be construed as limiting the claim to which it relates.

Claims

1. A smoke alarm that is easy to install, comprising a mounting plate (1) and a smoke alarm body (2), characterized in that: The bottom of the mounting plate (1) is fixedly connected to a support column (3), a slot is provided at the bottom of the support column (3), an insertion rod (4) is fixedly connected to the main body of the smoke alarm, the insertion rod (4) is slidably inserted in the slot, both sides of the slot are provided with connected receiving slots, a connecting plate (5) is provided in the receiving slot, one side of the connecting plate (5) is fixedly connected to a push plate (6), one end of the push plate (6) is fixedly connected to a clamping plate (7), the other side of the connecting plate (5) is fixedly connected to a wedge plate (8), a pressure shell (9) is sleeved on the outer wall of the support column (3), an external thread (10) is provided on the outer wall of the support column (3), a screw hole (11) is provided on the pressure shell (9), and the pressure shell (9) is threadedly sleeved on the support column (3).

2. The smoke alarm that is easy to install according to claim 1, characterized in that: The clamping plate (7) is provided with an arc-shaped structure, a clamping block (12) is fixedly connected to the inner side wall of the clamping plate (7), and a clamping groove corresponding to the clamping block (12) is provided on the outer wall of the insertion rod (4).

3. The smoke alarm that is easy to install according to claim 1, characterized in that: The outer wall of the pressure shell (9) is provided with a plurality of anti-slip grooves, and the plurality of anti-slip grooves are all arranged at an angle.

4. The smoke alarm that is easy to install according to claim 1, characterized in that: The wedge-shaped plate (8) is configured as a structure having a narrow upper portion and a wide lower portion, and an inclined surface is provided on one side of the wedge-shaped plate (8) as a polished surface.

5. The smoke alarm that is easy to install according to claim 1, characterized in that: The four corners of the mounting plate (1) are each provided with an assembly hole, and fixing screws (13) are inserted into the assembly holes.

6. The smoke alarm that is easy to install according to claim 1, characterized in that: Springs (14) are fixedly connected to the side walls at both ends of the card plate (7), and the springs (14) are fixedly connected to the inner wall of the slot.

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