Alarm device convenient to install

Abstract

The utility model discloses an alarm device convenient to install, and specifically relates to the technical field of alarm devices, the alarm device comprises a protective rear frame and an alarm, an L-shaped installation frame is arranged between the protective rear frame and the alarm, the L-shaped installation frame is provided with an installation groove corresponding to the alarm, the alarm is movably clamped in the installation groove, and the alarm is arranged in the installation groove. A limiting frame is fixedly installed on the side, close to the L-shaped installation frame, of the outer wall of the alarm, a third sealing gasket is fixedly installed on the side, close to the L-shaped installation frame, of the limiting frame, and the third sealing gasket makes contact with the outer wall of the L-shaped installation frame. The top and the bottom of the back end of the alarm are fixedly provided with rotating shafts, and the end parts of the rotating shafts are rotatably provided with positioning rods. According to the utility model, the L-shaped mounting frame is arranged, so that the alarm can be conveniently limited and fixed, and the alarm and the L-shaped mounting frame can be conveniently detached from the protective rear frame by detaching fixing screws; therefore, the alarm can be quickly disassembled and overhauled.

Description

TECHNICAL FIELD

[0001] The utility model relates to alarm device technical field, concretely is a kind of alarm device of being convenient for installation. BACKGROUND

[0002] Alarm device is a kind of device for monitoring specific environment or condition change and issuing alarm, and common alarm device includes home security system, smoke alarm, intrusion alarm, car burglar alarm system etc.;It is usually used in safety, theft prevention, fire, medical field etc.;

[0003] Traditional alarm device is mostly composed of alarm and connecting line, and the alarm is mostly fixed on wall by disassembling back cover and using screw, and when disassembling and overhauling subsequently, it needs to be disassembled one by one, which is troublesome, and the excess connecting line is mostly exposed outside, and it is easy to be damaged after long time use, thereby affecting the subsequent use of alarm device, therefore, we provide a kind of alarm device of being convenient for installation to solve the above problems. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of alarm device of being convenient for installation to solve the problems in the above background.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of alarm device of being convenient for installation, including protective back frame and alarm, L-shaped mounting frame is equipped between the protective back frame and alarm, installation slot corresponding with alarm is opened in the L-shaped mounting frame, the alarm is movably connected in installation slot, limit frame is fixedly installed on the side of the outer wall of alarm close to L-shaped mounting frame, third sealing gasket is fixedly installed on the side of limit frame close to L-shaped mounting frame, and the outer wall of third sealing gasket and L-shaped mounting frame is contacted.

[0006] The back end top and bottom of the alarm are fixedly installed with rotating shaft, and the end of the rotating shaft is rotatably installed with positioning rod, and the positioning rod is contacted with the inner side of L-shaped mounting frame.

[0007] Preferably, the top end and bottom end of the side of L-shaped mounting frame close to alarm are fixedly installed with clamping slide bar, the inner wall of protective back frame is opened with clamping slide groove corresponding with clamping slide bar on the side close to alarm, and the clamping slide bar is slidably connected in corresponding clamping slide groove.

[0008] Preferably, the inner end of clamping slide groove is fixedly provided with first sealing gasket, and the end of L-shaped mounting frame is contacted with first sealing gasket.

[0009] Preferably, the inner wall of the protective rear frame is provided with a limiting plate fixedly installed away from the side of the first sealing gasket, and a sealing clamping groove corresponding to the L-shaped mounting frame is formed in the end of the limiting plate away from the protective rear frame.

[0010] Preferably, the side of the limiting plate close to the L-shaped mounting frame is fixedly installed with a second sealing gasket, and the second sealing gasket is in contact with the end of the L-shaped mounting frame away from the first sealing gasket.

[0011] Preferably, the side of the L-shaped mounting frame close to the limiting plate is screw-installed with a fixing screw, and the end of the fixing screw is movably penetrated through the second sealing gasket and screw-installed in the middle of the limiting plate.

[0012] Preferably, the inner wall of the protective rear frame is provided with a limiting plate fixedly installed away from the side of the first sealing gasket, and a sealing clamping groove corresponding to the L-shaped mounting frame is formed in the end of the limiting plate away from the protective rear frame.

[0013] Compared with the prior art, the utility model has the beneficial effects that:

[0014] 1. By setting the L-shaped mounting frame, the alarm is conveniently limited and fixed, and the alarm, the L-shaped mounting frame can be separated from the protective rear frame by disassembling the fixing screw, so that the alarm can be quickly disassembled and overhauled.

[0015] 2. By setting the L-shaped mounting frame, the excess connecting line at the rear end of the alarm can be placed in the protective rear frame for protection of the connecting line, so that damage of the connecting line caused by long-term exposure to the outside is prevented. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the drawings needed to be used in the following embodiment or prior art description will be briefly introduced, and obviously, the drawings in the following description are only some embodiments of the utility model, and other drawings can be obtained by those skilled in the art without creative labor.

[0017] Figure 1 It is a structural schematic diagram of the utility model.

[0018] Figure 2 It is a structural connection schematic diagram of the utility model after splitting.

[0019] Figure 3 It is an enlarged view of A in the utility model. Figure 2

[0020] Figure 4 It is an enlarged view of B in the utility model. Figure 2

[0021] ​​Figure 5 This is a schematic diagram of the structural connection between the alarm and the L-shaped mounting frame in the present invention.

[0022] Figure 6 For this utility model Figure 5 Enlarged view of point C in the middle.

[0023] In the figure: 1. Protective rear frame; 101. Fixing groove; 102. Wire threading tube; 2. Alarm; 21. Limiting frame; 22. Third sealing gasket; 3. L-shaped mounting frame; 301. Mounting groove; 32. Limiting plate; 321. Sealing slot; 322. Second sealing gasket; 33. Fixing screw; 4. Slide bar; 41. Slide slot; 42. First sealing gasket; 5. Rotating shaft; 51. Positioning rod. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0025] Example: Figures 1-6 As shown, the utility model provides an alarm device that is easy to install, including a protective rear frame 1 and an alarm 2, an L-shaped mounting frame 3 is provided between the protective rear frame 1 and the alarm 2, a mounting groove 301 corresponding to the alarm 2 is opened on the L-shaped mounting frame 3, the alarm 2 is movably connected in the mounting groove 301, a limiting frame 21 is fixedly installed on the side of the outer wall of the alarm 2 close to the L-shaped mounting frame 3, a third sealing gasket 22 is fixedly installed on the side of the limiting frame 21 close to the L-shaped mounting frame 3, the third sealing gasket 22 contacts the outer wall of the L-shaped mounting frame 3, and performs a limited seal between the alarm 2 and the outside of the L-shaped mounting frame 3, and when it is easy to install, the redundant connecting wires at the rear end of the alarm 2 are placed in the protective rear frame 1 to protect the connecting wires;

[0026] The top and bottom of the back end of the alarm 2 are fixedly installed with a rotating shaft 5, and the end of the rotating shaft 5 is rotatably installed with a positioning rod 51. The positioning rod 51 contacts the inner side of the L-shaped mounting frame 3. The positioning rod 51 is rotated to make the positioning rod 51 contact the inner side of the L-shaped mounting frame 3, thereby limiting and fixing the alarm 2.

[0027] The L-shaped mounting frame 3 is fixedly installed with a clamping sliding strip 4 at the top end and the bottom end of the side close to the alarm 2, and the inner wall of the protective back frame 1 is provided with a clamping sliding groove 41 corresponding to the clamping sliding strip 4 at the side close to the alarm 2, and the clamping sliding strip 4 is slidingly clamped in the corresponding clamping sliding groove 41; the inner end of the clamping sliding groove 41 is fixedly provided with a first sealing gasket 42, and the end of the L-shaped mounting frame 3 is in contact with the first sealing gasket 42.

[0028] The inner wall of the protective back frame 1 is fixedly installed with a limiting plate 32 at the side away from the first sealing gasket 42, the end of the limiting plate 32 away from the protective back frame 1 is provided with a sealing clamping groove 321 corresponding to the L-shaped mounting frame 3, and the end of the L-shaped mounting frame 3 away from the first sealing gasket 42 is slidingly clamped in the sealing clamping groove 321; the side of the limiting plate 32 close to the L-shaped mounting frame 3 is fixedly installed with a second sealing gasket 322, the end of the second sealing gasket 322 away from the first sealing gasket 42 is in contact with the L-shaped mounting frame 3, the L-shaped mounting frame 3 is slidingly installed in the corresponding clamping sliding groove 41 through the clamping sliding strip 4, the end of the L-shaped mounting frame 3 is in contact with the first sealing gasket 42, and the end of the L-shaped mounting frame 3 away from the first sealing gasket 42 is slidingly clamped in the sealing clamping groove 321 and in contact with the second sealing gasket 322, so that the L-shaped mounting frame 3 and the protective back frame 1 are sealingly installed.

[0029] The side of the L-shaped mounting frame 3 close to the limiting plate 32 is threadedly installed with a fixing screw 33, the end of the fixing screw 33 is slidingly penetrated through the second sealing gasket 322 and is threadedly installed in the middle of the limiting plate 32, the L-shaped mounting frame 3 is fixed by using the fixing screw 33, so that the alarm 2 is externally fixed, and when disassembled later, the alarm 2 and the L-shaped mounting frame 3 can be separated from the protective back frame 1 by only disassembling the fixing screw 33, so that the alarm 2 can be quickly disassembled and repaired.

[0030] The inner wall of the protective back frame 1 is provided with a fixing groove 101 at the four corners, and a wire penetrating pipe 102 is fixedly clamped in the middle of the inner wall of the protective back frame 1, in use, the connecting end of the external connecting line is placed in the protective back frame 1 through the wire penetrating pipe 102, and the protective back frame 1 is fixed on the wall by using a screw penetrating through the fixing groove 101.

[0031] Working principle: in installation and use, the connecting end of the external connecting line is placed in the protective back frame 1 through the wire penetrating pipe 102, and the protective back frame 1 is fixed at a suitable position on the wall by using a screw penetrating through the fixing groove 101;

[0032] Then, the alarm 2 is slidingly clamped in the mounting groove 301, the third sealing gasket 22 is in contact with the outer wall of the L-shaped mounting frame 3, the alarm 2 and the L-shaped mounting frame 3 are limited and sealed between the outer parts, and the positioning rod 51 is rotated, so that the positioning rod 51 is in contact with the inner side of the L-shaped mounting frame 3, thereby limiting and fixing the alarm 2;

[0033] Subsequently, the connection line on the alarm 2 and the connection end of the external connection line are connected, and the excess connection line at the rear end of the alarm 2 is placed in the protective rear frame 1, and the connection line is protected;

[0034] Subsequently, the L-shaped mounting frame 3 is slidably mounted in the corresponding card sliding groove 41 through the card sliding strip 4, the end of the L-shaped mounting frame 3 is in contact with the first sealing gasket 42, and the end of the L-shaped mounting frame 3 away from the first sealing gasket 42 is movably connected in the sealing card groove 321 and in contact with the second sealing gasket 322, the sealing installation between the L-shaped mounting frame 3 and the protective rear frame 1 is carried out, the L-shaped mounting frame 3 is fixed by using the fixing screw 33, and thus the external fixing of the alarm 2 is carried out;

[0035] When disassembled later, the alarm 2 and the L-shaped mounting frame 3 can be disengaged from the protective rear frame 1 by only disassembling the fixing screw 33, so that the alarm 2 can be quickly disassembled and repaired.

[0036] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. An alarm device that is easy to install, comprising a protective rear frame (1) and an alarm (2), characterized in that: An L-shaped mounting frame (3) is provided between the protective rear frame (1) and the alarm (2), and a mounting groove (301) corresponding to the alarm (2) is provided on the L-shaped mounting frame (3), and the alarm (2) is movably engaged in the mounting groove (301). A limiting frame (21) is fixedly installed on a side of the outer wall of the alarm (2) close to the L-shaped mounting frame (3), and a third sealing gasket (22) is fixedly installed on a side of the limiting frame (21) close to the L-shaped mounting frame (3), and the third sealing gasket (22) is in contact with the outer wall of the L-shaped mounting frame (3); A rotating shaft (5) is fixedly mounted on the top and bottom of the back end of the alarm (2), and a positioning rod (51) is rotatably mounted on the end of the rotating shaft (5), and the positioning rod (51) contacts the inner side of the L-shaped installation frame (3).

2. The easy-to-install alarm device according to claim 1, characterized in that: The top and bottom ends of the L-shaped mounting frame (3) close to the alarm (2) are fixedly mounted with a card slide (4), and the inner wall of the protective rear frame (1) close to the alarm (2) is provided with a card slide groove (41) corresponding to the card slide (4), and the card slide (4) is slidably engaged in the corresponding card slide groove (41).

3. The easy-to-install alarm device according to claim 2, characterized in that: The inner end of the card slide (41) is fixedly provided with a first sealing gasket (42), and the end of the L-shaped installation frame (3) is in contact with the first sealing gasket (42).

4. The easy-to-install alarm device according to claim 3, characterized in that: A limiting plate (32) is fixedly mounted on a side of the inner wall of the protective rear frame (1) away from the first sealing gasket (42); an end of the limiting plate (32) away from the protective rear frame (1) is provided with a sealing slot (321) corresponding to the L-shaped mounting frame (3); and an end of the L-shaped mounting frame (3) away from the first sealing gasket (42) is movably engaged in the sealing slot (321).

5. The easy-to-install alarm device according to claim 4, characterized in that: A second sealing gasket (322) is fixedly mounted on one side of the limiting plate (32) close to the L-shaped mounting frame (3), and the second sealing gasket (322) is in contact with an end of the L-shaped mounting frame (3) away from the first sealing gasket (42).

6. The easy-to-install alarm device according to claim 5, characterized in that: A fixing screw (33) is threadedly mounted on one side of the L-shaped mounting frame (3) close to the limiting plate (32), and the end of the fixing screw (33) movably passes through the second sealing gasket (322) and is threadedly mounted on the middle portion of the limiting plate (32).

7. The easy-to-install alarm device according to claim 1, characterized in that: The four corners of the inner wall of the protective rear frame (1) are provided with fixing grooves (101), and the middle part of the inner wall of the protective rear frame (1) is fixed with a threading tube (102).

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