Clamping type audible and visual alarm

Abstract

The utility model relates to the technical field of audible and visual alarms, and discloses a clamping type audible and visual alarm, which comprises a back plate and mounting plates fixed on the left and right sides of the two sides of the back plate, and further comprises T-shaped blocks fixed on the two sides of the surface of the back plate, the surfaces of the T-shaped blocks are movably connected with a fixing frame, and the top of the fixing frame is provided with an alarm lamp; the upper fixing sleeve is fixed to the surface of the fixing frame, a loudspeaker body is embedded in the upper fixing sleeve, a lower fixing sleeve used for fixing the loudspeaker body is hinged to the lower portion of the upper fixing sleeve, and the two sides of the top of the upper fixing sleeve are each in threaded connection with a fixing bolt fixed to the lower fixing sleeve; the back face of the fixing frame can slide on the surface of the T-shaped block, the sliding block and the limiting plate can be driven to move downwards all the time by means of elastic force application of the spring, and therefore the fixing frame can be fixed conveniently, and the effect of convenient disassembly and assembly is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to acousto optic alarm technical field, concretely is a kind of clamping type acousto optic alarm. BACKGROUND

[0002] Acousto optic alarm is also called acousto optic siren, it is set to meet the special requirements of customer to alarm loudness and installation position, while emitting sound, light two kinds of alarm signals, special field: iron and steel metallurgy, telecom tower, hoisting machinery, engineering machinery, port, transportation, wind power, ocean-going vessel and other industries.

[0003] Acousto optic alarm is mainly installed with the screw of external accessory and wall surface through the mounting hole arranged on back, when needing to replace, repair acousto optic alarm, the screw on the body is screwed from wall, to detach acousto optic alarm, such dismounting mode brings inconvenience to staff operation. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of clamping type acousto optic alarm to solve the problems existing in the above background technology.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of clamping type acousto optic alarm, including backplate and the installation plate fixed in its two sides left and right, further comprising:

[0006] T-shaped block fixed in the surface of the backplate two sides, the surface of the T-shaped block is movably connected with fixed frame, the top of the fixed frame is provided with alarm lamp;

[0007] The upper fixed sleeve is fixed on the surface of the fixed frame, and the inside of the upper fixed sleeve is embedded with the horn body, the lower fixed sleeve for fixing the horn body is hinged below the upper fixed sleeve, the two sides of the top of the upper fixed sleeve are screw-connected with the fixed bolt fixed between the lower fixed sleeve;

[0008] The sliding slot is opened in the two sides of the backplate, the sliding rod is fixed in the inside of the sliding slot, the surface of the sliding rod is movably connected with sliding block, the surface of the sliding rod is sleeved with spring, and the two ends of the spring are fixed between sliding block and the inner wall of sliding slot, the outer side of the sliding block is rotatably connected with limit plate.

[0009] Preferably, the top of the backplate is provided with embedding groove, and the depth after embedding groove is lower than the horizontal plane of the top of fixed frame.

[0010] Preferably, the wall thickness of the installation plate is greater than the front-back width of the limit plate, and the top of the two installation plates is fixed with clamping plate.

[0011] Preferably, the inside of the lower fixed sleeve is provided with non-slip pad.

[0012] Preferably, the bottom of the limiting plate is fixed with several protruding ridges, and the protruding ridges are arranged at equal intervals.

[0013] Preferably, push plates are fixed on the outer surfaces of both ends of the limiting plate.

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

[0015] This utility model features T-shaped blocks fixed on both sides of the back plate surface, allowing the back of the fixing frame to slide against the surface of the T-shaped blocks. The elastic force of the spring itself drives the slider and the limiting plate to move downwards continuously, facilitating the fixing of the frame and enabling easy assembly and disassembly. Simultaneously, as the speaker body is snapped into the inner side of the upper fixing sleeve, rotating the speaker body to ensure its contact with the upper fixing sleeve secures the speaker body, thus facilitating its disassembly and replacement. Attached Figure Description

[0016] Figure 1 This is a three-dimensional structural diagram of the present invention;

[0017] Figure 2 This is a schematic diagram of the structure in this utility model where the limiting plate and the back plate are separated;

[0018] Figure 3 This is a schematic diagram of the back plate structure in this utility model;

[0019] Figure 4 This is a schematic diagram of the separation structure between the speaker body and the fixing frame in this utility model.

[0020] In the diagram: 1. Backplate; 2. Mounting plate; 3. T-block; 4. Fixing bracket; 5. Upper fixing sleeve; 6. Horn body; 7. Lower fixing sleeve; 8. Fixing bolt; 9. Alarm light; 10. Slide groove; 11. Slide rod; 12. Slider; 13. Spring; 14. Limiting plate; 15. Clamping plate; 16. Embedding groove; 17. Anti-slip pad; 18. Raised ridge; 19. Push plate. Detailed Implementation

[0021] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0022] Please see Figures 1-4As shown, a kind of clamping type sound-light alarm, including back plate 1, the left and right sides of the upper and lower sides of back plate 1 are fixed with mounting plate 2, the both sides of the surface of back plate 1 are fixed with T-shaped block 3, the surface of T-shaped block 3 is movably connected with fixed frame 4, so after fixed frame 4 is slid from the surface of T-shaped block 3, the bottom of fixed frame 4 can be positioned by the T-shaped part of the bottom end of T-shaped block 3, the top of fixed frame 4 is provided with alarm lamp 9, the surface of fixed frame 4 is fixed with upper fixed sleeve 5, and the inside of upper fixed sleeve 5 is embedded with loudspeaker body 6, the lower side of upper fixed sleeve 5 is hingedly connected with lower fixed sleeve 7 for fixing loudspeaker body 6, the inner side of lower fixed sleeve 7 is provided with non-slip pad 17, so after lower fixed sleeve 7 and upper fixed sleeve 5 are closed, the friction between loudspeaker body 6 and lower fixed sleeve 7 can be increased by non-slip pad 17, so as to improve the effect of limiting fixation, the both sides of the top of upper fixed sleeve 5 are threadedly connected with fixed bolt 8 for fixing between lower fixed sleeve 7, the both sides of back plate 1 are provided with sliding groove 10, the inside of sliding groove 10 is fixed with sliding rod 11, the surface of sliding rod 11 is movably connected with sliding block 12, the surface of sliding rod 11 is sleeved with spring 13, and the both ends of spring 13 are fixed between sliding block 12 and the inner wall of sliding groove 10, the outer side of sliding block 12 is rotatably connected with limiting plate 14, the bottom of limiting plate 14 is fixed with several convex edges 18, and the convex edges 18 are arranged at equal distances, so when limiting plate 14 is positioned on the top surface of fixed frame 4, the friction between limiting plate 14 and the top of fixed frame 4 can be increased, so as to further improve the effect of limiting, the top of back plate 1 is provided with embedding groove 16, and the depth after embedding groove 16 is lower than the horizontal plane of the top of fixed frame 4, so when limiting plate 14 is located in embedding groove 16, limiting plate 14 can always contact and limit the top of fixed frame 4.

[0023] The wall thickness of mounting plate 2 is greater than the front-back width of limiting plate 14, the top of the upper two mounting plates 2 is fixed with clamping plate 15, so before clamping and fixing fixed frame 4, limiting plate 14 can be deflected, so that limiting plate 14 is located at the position of upper mounting plate 2, and the deflected limiting plate 14 will not be flush with the front surface of back plate 1, so that when the back of fixed frame 4 slides into the surface of T-shaped block 3, it will not contact limiting plate 14.

[0024] The outer side surface of the both ends of limiting plate 14 is fixed with push plate 19, so as to facilitate the upward force on limiting plate 14 to facilitate deflection.

[0025] It is worth noting that: in the technical scheme, the equal technical features should be regarded as prior art, and the specific structure, working principle and possible control mode and spatial arrangement mode of these technical features can be selected by the prior art, and the technical scheme will not be further expanded and described in detail.

[0026] Working principle: in use, first, the back plate 1 is fixed through external bolts, after the fixing is completed, the limiting plate 14 can be forced upward, when the force is applied, the sliding block 12 will slide on the surface of the sliding rod 11, and the spring 13 is extruded at the same time, after the limiting plate 14 moves to the upper side of the upper mounting plate 2, the limiting plate 14 is rotated to be located at the back of the clamping plate 15, so as to limit the limiting plate 14, then the back of the fixing frame 4 is aligned with the T-shaped block 3 from top to bottom and is slid into, until the bottom end of the fixing frame 4 contacts with the T-shaped part of the bottom end of the T-shaped block 3, then the limiting plate 14 is forced upward again and is deflected forward, at this time, the force upward of the limiting plate 14 is cancelled, then the spring 13 will apply force through the elasticity of itself, and drives the sliding block 12 and the limiting plate 14 to return to the starting position downward, so that the limiting plate 14 is located at the top of the fixing frame 4 and is limited and fixed, when the alarm lamp 9 above the fixing frame 4 and the horn body 6 on the surface are maintained, the above operation can be repeated, the fixing frame 4 is slid out from the surface of the T-shaped block 3, finally, the fixing bolt 8 is rotated to separate the lower fixing sleeve 7 from the upper fixing sleeve 5, and the horn body 6 is disassembled, maintained and replaced.

[0027] It should be noted that the relational terms herein such as first and second and the like are used solely to distinguish one from another entity or action without necessarily requiring or implying that there is any such relationship or order between such entities or actions. Also, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element preceded by "comprises... a" does not, without more constraints, foreclose the existence of additional identical elements in the process, method, article, or apparatus that comprises the element.

[0028] Although the embodiments of the present application have been shown and described, it is to be understood that for the purpose of the present application, the changes in the embodiments, the substitutions, the replacements and the modifications can be made by those skilled in the art without departing from the principles and the spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A snap-on type sounder alarm comprising a back plate (1) and mounting plates (2) fixed on both sides of the back plate (1), characterized in that, Also include: The T-shaped block (3) is fixed on both sides of the surface of the back plate (1), the surface of the T-shaped block (3) is movably connected with a fixing frame (4), and the top of the fixing frame (4) is provided with an alarm lamp (9); The upper fixing sleeve (5) is fixed on the surface of the fixing frame (4), the inside of the upper fixing sleeve (5) is embedded with a loudspeaker body (6), the lower side of the upper fixing sleeve (5) is hingedly connected with a lower fixing sleeve (7) for fixing the loudspeaker body (6), and the two sides of the top of the upper fixing sleeve (5) are threadedly connected with fixing bolts (8) fixed between the lower fixing sleeve (7); The sliding groove (10) is opened on both sides of the back plate (1), the inside of the sliding groove (10) is fixed with a sliding rod (11), the surface of the sliding rod (11) is movably connected with a sliding block (12), the surface of the sliding rod (11) is sleeved with a spring (13), and the two ends of the spring (13) are fixed between the sliding block (12) and the inner wall of the sliding groove (10), and the outer side of the sliding block (12) is rotatably connected with a limiting plate (14).

2. A snap-on audible alarm according to claim 1, wherein: The top of the back plate (1) is provided with an embedded groove (16), and the depth of the embedded groove (16) after being opened is lower than the horizontal plane of the top of the fixing frame (4).

3. The snap-on audible alarm of claim 1, wherein: The wall thickness of the mounting plate (2) is greater than the front and rear width of the limiting plate (14), and the top of the two mounting plates (2) is fixed with a clamping plate (15).

4. The snap-on audible alarm of claim 1, wherein: The inside of the lower fixing sleeve (7) is provided with a non-slip pad (17).

5. The card connector according to claim 1, wherein: The bottom of the limiting plate (14) is fixed with a plurality of convex edges (18), and the convex edges (18) are arranged at equal distances.

6. The snap-on audible and visual alarm of claim 1, wherein: The outside surface of both ends of the limiting plate (14) is fixed with a push plate (19).

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