Audible and visual alarm

Abstract

The utility model provides an audible and visual alarm, which belongs to the technical field of road maintenance equipment and comprises a box body and a loudspeaker. An upper connecting rod is arranged at the bottom of the box body, an inserting groove is formed in the bottom face of the upper connecting rod, a clamping groove is formed in the side wall of the inserting groove, and a lower connecting rod is arranged at the top of the loudspeaker. According to the audible and visual alarm provided by the utility model, the loudspeaker is inserted into the slot of the upper connecting rod through the lower connecting rod, and then one end of the lifting pin is clamped and fixed with the clamping slot on the upper connecting rod through the elastic force of the elastic reset piece, so that the loudspeaker is fixedly connected with the box body; when the loudspeaker needs to be disassembled, only downward acting force needs to be applied to the loudspeaker, the lifting pin is separated from the clamping groove under the acting force of the upper connecting rod, and the lower connecting rod is pulled out of the upper connecting rod. According to the audible and visual alarm, when the loudspeaker is dismounted, the operation is simple and convenient, and the dismounting efficiency is greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to road maintenance equipment technical field, more specifically, relate to a sound light alarm. BACKGROUND

[0002] With the construction of national highway, the mileage of national highway is getting bigger and bigger, and the constructed highway has problems in pavement, road condition and auxiliary green, which need special personnel to maintain and protect. At this time, an alarm is needed to give early warning to the pavement condition, which can remind the driver and improve the driving safety. The alarm usually has warning lights and loudspeakers. The existing loudspeaker is directly fixed on the box by multiple screws. When the loudspeaker fails or is damaged, it needs to be replaced. It takes a lot of time to disassemble the screws, so the disassembly efficiency is low. UTILITARIAN CONTENT

[0003] The utility model aims at providing a sound light alarm, which aims to solve the problem of low disassembly efficiency of the loudspeaker of the existing sound light alarm.

[0004] To achieve the above-mentioned purpose, the utility model adopts the technical scheme of providing a sound light alarm, which comprises a box and a loudspeaker. The bottom of the box is provided with an upper connecting rod, the bottom surface of the upper connecting rod is provided with a slot, the side wall of the slot is provided with a clamping groove, the top of the loudspeaker is provided with a lower connecting rod, the upper end of the lower connecting rod is inserted into the slot in a matching mode, the inside of the lower connecting rod is provided with a jacking pin and an elastic reset piece, the jacking pin is perpendicular to the lower connecting rod, the jacking pin has the freedom of movement along its own axis, one end of the jacking pin extends outward and is inserted into the clamping groove, and the elastic reset piece is used to apply a force to the jacking pin towards the side of the clamping groove.

[0005] In a possible implementation mode, a supporting seat is detachably installed in the lower connecting rod, the jacking pin and the elastic reset piece are both installed in the supporting seat, a guide through hole is formed in the side wall of the supporting seat and is in sliding cooperation with the jacking pin, and a gap hole is formed in the lower connecting rod and is used for the jacking pin to pass through.

[0006] In a possible implementation mode, one end of the jacking pin inside the supporting seat is provided with a limiting flange, and the outer diameter of the limiting flange is greater than the inner diameter of the guide through hole.

[0007] In a possible implementation mode, the elastic reset piece is a compression spring, one end of the compression spring is sleeved on the outside of the jacking pin and abuts against the limiting flange.

[0008] In a possible implementation, the number of the ejector pins is two, and the two ejector pins are symmetrically arranged in the support seat.

[0009] In a possible implementation, the compression spring is installed between the two ejector pins, and the compression spring simultaneously applies force to the two ejector pins.

[0010] In a possible implementation, the upper connecting rod is rotationally connected with the box body, a top of the upper connecting rod is provided with a transmission gear, an inside of the box body is provided with a driving motor, an output shaft of the driving motor is fixedly provided with a driving gear, and the driving gear and the transmission gear are in meshing engagement.

[0011] In a possible implementation, the number of the upper connecting rods is two, and the driving motor is located between the two upper connecting rods, and the driving gear is in meshing engagement with the two transmission gears.

[0012] In a possible implementation, a front side of the box body is uniformly provided with a plurality of first warning lights.

[0013] In a possible implementation, a top of the box body is slidingly installed with a lifting rod in a vertical direction, a top of the lifting rod is fixedly provided with a second warning light, an inside of the box body is provided with an electric push rod, and a telescopic rod of the electric push rod is fixedly connected with the lifting rod.

[0014] Compared with the prior art, the sound-light alarm device provided by the embodiment of the present application has the following advantages: the loudspeaker horn is inserted into the insertion slot of the upper connecting rod through the lower connecting rod, and then the end of the ejector pin is fixedly connected with the clamping groove on the upper connecting rod through the elastic force of the elastic reset member, so that the fixed connection of the loudspeaker horn and the box body is realized; when the loudspeaker horn needs to be disassembled, only the downward force needs to be applied to the loudspeaker horn, and the ejector pin will be separated from the clamping groove under the action of the force of the upper connecting rod, and the lower connecting rod will be pulled out from the upper connecting rod. The sound-light alarm device of the present application is simple and convenient to operate when the loudspeaker horn is disassembled, and the disassembly efficiency is greatly improved. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to more clearly illustrate the technical scheme in the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the embodiments or prior art description. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can also be obtained by those skilled in the art without creative labor.

[0016] Figure 1 It is a front view of the sound-light alarm device provided by the first embodiment of the present application.

[0017] Figure 2 A left view of the sound and light alarm provided by the utility model embodiment one is provided.

[0018] Figure 3 A partial sectional view of the sound and light alarm provided by the utility model embodiment one is provided.

[0019] Figure 4 A sectional view of the supporting seat provided by the utility model embodiment one is provided. Figure 3 An enlarged view of A in the middle.

[0020] Figure 5 A sectional view of the supporting seat provided by the utility model embodiment one is provided.

[0021] Figure 6 A front view of the sound and light alarm provided by the utility model embodiment two is provided.

[0022] Figure 7 A partial sectional view of the sound and light alarm provided by the utility model embodiment two is provided.

[0023] In the figure: 1, box body; 101, upper connecting rod; 102, slot; 103, clamping groove; 104, transmission gear; 105, driving motor; 106, driving gear; 107, first warning light; 108, lifting rod; 109, second warning light; 110, electric push rod; 2, loudspeaker; 201, lower connecting rod; 202, top pin; 203, elastic reset member; 204, supporting seat; 205, guide through hole; 206, accommodation hole; 207, limiting flange. DETAILED DESCRIPTION

[0024] In order to make the technical problems, technical schemes and beneficial effects to be solved by the utility model more clearly understood, the utility model will be further described in detail below in combination with the drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the utility model and do not limit the utility model.

[0025] Please refer to Figures 1 to 4 , now a sound and light alarm provided by the utility model will be described. The sound and light alarm comprises: a box body 1 and a loudspeaker 2; the bottom of the box body 1 is provided with an upper connecting rod 101, the bottom surface of the upper connecting rod 101 is provided with a slot 102, the sidewall of the slot 102 is provided with a clamping groove 103, the top of the loudspeaker 2 is provided with a lower connecting rod 201, the upper end of the lower connecting rod 201 is inserted and matched with the slot 102, the inside of the lower connecting rod 201 is installed with a top pin 202 and an elastic reset member 203, the top pin 202 is perpendicular to the lower connecting rod 201, the top pin 202 has the freedom of movement along its own axis, one end of the top pin 202 extends outward and is inserted into the clamping groove 103, and the elastic reset member 203 is used to exert the force on the top pin 202 towards the side of the clamping groove 103.

[0026] Compared with the prior art, the loudspeaker 2 is inserted into the slot 102 of the upper connecting rod 101 through the lower connecting rod 201, and then the end of the top pin 202 is clamped and fixed with the clamping groove 103 on the upper connecting rod 101 through the elastic force of the elastic reset member 203, so as to realize the fixed connection of the loudspeaker 2 and the box 1. When the loudspeaker 2 needs to be disassembled, only a downward force is applied to the loudspeaker 2, and the top pin 202 is separated from the clamping groove 103 under the action of the upper connecting rod 101, and the lower connecting rod 201 is pulled out from the upper connecting rod 101. The sound and light alarm of the present application is simple and convenient to operate when disassembling the loudspeaker 2, and greatly improves the disassembly efficiency.

[0027] In the embodiment, the upper connecting rod 101 and the lower connecting rod 201 are hollow structures.

[0028] In some embodiments, referring to Figure 4 and Figure 5 , the support seat 204 is detachably installed in the lower connecting rod 201, the top pin 202 and the elastic reset member 203 are installed in the support seat 204, the side wall of the support seat 204 is provided with the guide through hole 205 which is in sliding cooperation with the top pin 202, and the lower connecting rod 201 is provided with the gap hole 206 for the top pin 202 to pass through. In the embodiment, the outer contour of the support seat 204 matches the inner cavity of the lower connecting rod 201, the support seat 204 is inserted into the inside of the lower connecting rod 201, the top edge of the support seat 204 is provided with a flange, and the flange is attached to the top surface of the lower connecting rod 201 when the support seat 204 is installed in place. The support seat 204 is provided with a containing cavity with an opening facing upward, and the top pin 202 and the elastic reset member 203 are installed in the containing cavity. The top pin 202 is a cylindrical pin, so the guide through hole 205 is a circular hole. The gap hole 206 is coaxially arranged with the guide through hole 205, and the diameter of the gap hole 206 is larger than the diameter of the guide through hole 205, so that the top pin 202 can smoothly pass through the side wall of the lower connecting rod 201. Since the top pin 202 and the elastic reset member 203 are installed on the support seat 204, the top pin 202 and the elastic reset member 203 can be assembled on the lower connecting rod 201 as a whole, improving the assembly efficiency.

[0029] In some embodiments, referring to Figure 4 , the end of the top pin 202 inside the support seat 204 is provided with a limiting flange 207, and the outer diameter of the limiting flange 207 is larger than the inner diameter of the guide through hole 205. In the embodiment, the limiting flange 207 is annular and is fixedly sleeved on the end of the top pin 202 inside the support seat 204. Since the outer diameter of the limiting flange 207 is larger than the diameter of the guide through hole 205, the limiting flange 207 can limit the top pin 202 on the support seat 204.

[0030] In some embodiments, please refer to Figure 4 The elastic reset member 203 is a compression spring, one end of which is sleeved outside the top pin 202 and abuts against the limiting flange 207. In this embodiment, the elastic reset member 203 is a compression spring, which is sleeved on the top pin 202 and abuts against the limiting flange 207. The compression spring is always in a compressed state in the support seat 204, and exerts a force on the limiting flange 207, so that the top pin 202 abuts against the clamping groove 103.

[0031] In some embodiments, please refer to Figure 4 The number of top pins 202 is two, and the two top pins 202 are symmetrically arranged in the support seat 204. In this embodiment, the two top pins 202 simultaneously fix the lower connecting rod 201 and the upper connecting rod 101, thereby improving the connection strength between the lower connecting rod 201 and the upper connecting rod 101.

[0032] In some embodiments, please refer to Figure 4 The compression spring is installed between the two top pins 202, and simultaneously exerts a force on the two top pins 202. In this embodiment, the compression spring is installed between the two top pins 202, and the two ends of the compression spring abut against the limiting flanges 207 on the two top pins 202. The compression spring simultaneously exerts a force on the two top pins 202, which not only saves the number of parts, but also makes the structure more compact.

[0033] In some embodiments, please refer to Figure 3 The upper connecting rod 101 is rotationally connected with the box body 1, the top of the upper connecting rod 101 is provided with a transmission gear 104, the inside of the box body 1 is provided with a driving motor 105, the output shaft of the driving motor 105 is fixedly provided with a driving gear 106, and the driving gear 106 and the transmission gear 104 are meshed with each other. In this embodiment, the upper connecting rod 101 is rotationally connected with the box body 1 through a bearing, and the upper end of the upper connecting rod 101 extends upward into the inside of the box body 1. The top of the upper connecting rod 101 is fixedly provided with the transmission gear 104, and the driving motor 105 is fixedly installed in the inside of the box body 1. The driving motor 105 drives the upper connecting rod 101 to rotate around the shaft through the cooperation of the driving gear 106 and the transmission gear 104, and the loudspeaker horn 2 is swung in the horizontal direction through the lower connecting rod 201, so as to change the direction of the loudspeaker horn 2.

[0034] In some embodiments, please refer to Figure 3The number of the upper connecting rods 101 is two, the driving motor 105 is located between the two upper connecting rods 101, and the driving gear 106 is engaged with the two transmission gears 104 simultaneously. In the embodiment, since the number of the upper connecting rods 101 is two, two loudspeakers 2 are installed on the sound and light alarm device, so that the volume of the alarm sound is improved, and the coverage area of the alarm sound is increased. The driving motor 105 is located in the middle of the two upper connecting rods 101, and one driving motor 105 can drive two loudspeakers 2 to rotate simultaneously.

[0035] In some embodiments, referring to Figure 1 The front side of the box body 1 is uniformly arranged with a plurality of first warning lights 107. In the embodiment, the number of the first warning lights 107 is multiple, which are uniformly arranged on the front side of the box body 1. The light emitted by the first warning light 107 can warn the driver of the vehicle on the road.

[0036] In some embodiments, referring to Figure 6 and Figure 7 The top of the box body 1 is slidably installed with a lifting rod 108 in the vertical direction, the top of the lifting rod 108 is fixedly installed with a second warning light 109, the inside of the box body 1 is installed with an electric push rod 110, and the telescopic rod of the electric push rod 110 is fixedly connected with the lifting rod 108. In the embodiment, the lifting rod 108 is slidably installed on the box body 1 in the vertical direction and located at the top of the box body 1, the second warning light 109 is fixedly installed at the top of the lifting rod 108 and located outside the box body 1, the lower end of the lifting rod 108 extends to the inside of the box body 1, the electric push rod 110 is fixedly installed in the inside of the box body 1, the telescopic rod of the electric push rod 110 is fixedly connected with the lower end of the lifting rod 108, and the electric push rod 110 can drive the second warning light 109 to move up and down in the vertical direction, so as to adjust the height of the second warning light 109. When the installation position of the sound and light alarm device is relatively low, the electric push rod 110 raises the height of the second warning light 109 through the lifting rod 108, so that the driver can observe the warning light emitted by the sound and light alarm device.

[0037] The above only describes the preferred embodiments of the utility model and is not used to limit the utility model. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. An acousto-optic alarm characterized by, The utility model relates to a loudspeaker box, which comprises a box body and a loudspeaker horn. A support seat is detachably installed in the lower connecting rod, and the top pin and the elastic reset member are both installed in the support seat.

2. An acousto-optic alarm as claimed in claim 1, wherein A limiting flange is installed at one end of the top pin inside the support seat, and the outer diameter of the limiting flange is larger than the inner diameter of the guide through hole.

3. An acousto-optic alarm as claimed in claim 2, wherein The elastic reset member is a compression spring, one end of which is sleeved on the outside of the top pin and abuts against the limiting flange.

4. An acousto-optic alarm as claimed in claim 3, wherein the means for generating an acoustic wave comprises a piezoelectric transducer. The number of the top pins is two, and the two top pins are symmetrically arranged in the support seat.

5. An acousto-optic alarm as claimed in claim 4, wherein the means for generating an acoustic wave comprises a piezoelectric transducer. The compression spring is installed between the two top pins and simultaneously applies force to the two top pins.

6. An acousto-optic alarm as claimed in claim 5, wherein the means for generating an acoustic wave comprises a piezoelectric transducer. The upper connecting rod is rotatably connected to the box body, the top of the upper connecting rod is provided with a transmission gear, the inside of the box body is provided with a driving motor, the output shaft of the driving motor is fixedly provided with a driving gear, and the driving gear and the transmission gear are meshed with each other.

7. An acousto-optic alarm as claimed in claim 1, wherein, The number of the upper connecting rods is two, the driving motor is located between the two upper connecting rods, and the driving gear is simultaneously meshed with the two transmission gears.

8. An acousto-optic alarm as claimed in claim 7, wherein the piezoelectric transducer is a piezoelectric bender. A plurality of first warning lights are uniformly arranged on the front side of the box body.

9. An acousto-optic alarm as claimed in claim 1, wherein, The top of the box body is slidably provided with a lifting rod in the vertical direction, the top of the lifting rod is fixedly provided with a second warning light, the inside of the box body is provided with an electric push rod, and the telescopic rod of the electric push rod is fixedly connected with the lifting rod.

10. An acousto-optic alarm as claimed in claim 1, wherein, ​

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