CN214177573U

CN214177573U - Novel guide's megaphone device

Info

Publication number: CN214177573U
Application number: CN202120118689.3U
Authority: CN
Inventors: 张晨阳; 张超能
Original assignee: Jiangsu Shenguang Electronic Technology Co ltd
Current assignee: Jiangsu Shenguang Electronic Technology Co ltd
Priority date: 2021-01-18
Filing date: 2021-01-18
Publication date: 2021-09-10
Anticipated expiration: 2031-01-18

Abstract

The utility model discloses a novel guide's megaphone device, including first shell, two sets of slots, every have been seted up to the bottom surface of first shell the equal joint in inside of slot has the inserted block with slot looks adaptation, and is two sets of the common fixedly connected with second shell in bottom surface of inserted block, the interior diapire of second shell is fixed to be inlayed and is had loudspeaker. This novel guide's megaphone device, through being provided with the inserted bar, make the staff press the inserted bar, and make the inserted bar drive the pin and promote expanding spring and contract, utilize the fixed plate to make the electronic slider of connecting rod slide in the spout is inside simultaneously, drive the stopper removal immediately, then make the connecting rod drive the stopper and shift out from the inside of slide opening and seal box, utilize the resilience force of powerful spring to promote the ejector pad removal afterwards, and make the ejector pad outwards release the circuit board, thereby the staff of being convenient for dismantles the device, smooth silk or broken silk appears when avoiding dismantling, the phenomenon of dismantling the difficulty appears when preventing that the staff from dismantling.

Description

Novel guide's megaphone device

Technical Field

The utility model belongs to the power amplifier field especially relates to a novel guide's megaphone device.

Background

The power amplifier is power amplifier for short, commonly known as megaphone, the most basic equipment among the sound system, its task is enlargied the weak signal of telecommunication who comes from the signal source and is sent sound in order to drive the speaker, the tour guide is in order to let the visitor's interpretation of hearing more clear at present stage, the megaphone of universal adoption enlargies sound, but present megaphone has certain problem when using, for example when maintaining the megaphone, need the staff to dismantle with the help of external instrument, and the screw can appear smooth silk or broken silk when dismantling, thereby lead to the staff to appear dismantling the phenomenon of difficulty, consequently for solving above problem, we provide a novel guide's megaphone device.

SUMMERY OF THE UTILITY MODEL

The utility model provides a, when aiming at solving above-mentioned existence and maintaining the megaphone, need the staff to dismantle with the help of external instrument, smooth silk or disconnected silk can appear when the screw is dismantled moreover to lead to the staff to appear dismantling the problem of difficulty.

The utility model is realized in such a way, a novel guide loudspeaker device comprises a first shell, wherein the bottom surface of the first shell is provided with two groups of slots, each slot is internally and uniformly clamped with an insert matched with the slot, the bottom surfaces of the two groups of inserts are fixedly connected with a second shell together, the inner bottom wall of the second shell is fixedly embedded with a loudspeaker, the inner bottom wall of the second shell is fixedly connected with two groups of ejector rods, the inner side wall of the first shell is provided with two groups of positioning grooves, each positioning groove is internally and uniformly clamped with a positioning block matched with the positioning groove, the inner top wall of the first shell is fixedly connected with two groups of strong springs, the bottom end of each strong spring is fixedly connected with a push block, one side surface of the two groups of push blocks, which are far away from each other, is fixedly connected with one side surface of the two groups of positioning blocks, which are close to each other, the inside of the first shell is provided with a circuit board, the bottom surface of the circuit board contacts with the top ends of the two groups of ejector rods, the sealing boxes are fixedly connected to the front surface of the first shell and the back surface of the first shell, and two sliding holes are formed in the bottom surface of each sealing box.

The front surface of the second shell and the back surface of the second shell are respectively provided with two sliding grooves, the interior of each sliding groove is clamped with a sliding block matched with the sliding groove, one side surface, away from each other, of each two groups of sliding blocks is fixedly connected with a connecting rod, the top end of each connecting rod penetrates through a sliding hole and extends to the interior of the sliding sealing box, one side surface, away from each other, of each two groups of connecting rods is fixedly connected with a limiting block, the bottom surface of each limiting block is contacted with the inner bottom wall of the sealing box, the bottom surface of each sealing box is provided with a through hole, an inserting rod is arranged below each sealing box, the top end of each inserting rod penetrates through the through hole and extends to the interior of the sealing box, the top end of each inserting rod is fixedly connected with a blocking rod, the upper surface of each blocking rod is fixedly connected with two telescopic springs, and the top end of each telescopic spring is fixedly connected with the inner top wall of the sealing box, the left end and the right end of the two stop levers are respectively contacted with one side face of the two groups of connecting rods, which are close to each other.

Preferably, the bottom surface of the second shell is fixedly connected with a dust screen, and the dust screen is located under the horn.

Preferably, the bottom surface of each push block is fixedly connected with a protection pad, and the bottom surface of each protection pad is contacted with the upper surface of the circuit board.

Preferably, every the equal fixedly connected with crash pad of the interior diapire of constant head tank, every the material of crash pad is the rubber material.

Preferably, the upper surface of the first shell is fixedly connected with a cotton pad, and the cotton pad is arc-shaped.

Preferably, the left side surface of the first shell is fixedly connected with a magic sticky hook surface, and the right side surface of the first shell is fixedly connected with a magic sticky hair surface.

Preferably, two sets of the equal fixedly connected with fixed plate of a side that the connecting rod was kept away from each other, two sets of anti-skidding line has all been seted up to a side that the fixed plate was kept away from each other.

Compared with the prior art, the beneficial effects of the utility model are that: the insertion rod is arranged, so that a worker can press the insertion rod, the insertion rod drives the stop rod to push the telescopic spring to contract, the fixing plate is used for enabling the connecting rod electric slide block to slide in the sliding groove, the limiting block is driven to move, then the connecting rod drives the limiting block to move out of the sliding hole and the sealing box, the pushing block is driven to move by using the resilience force of the strong spring, and the pushing block is used for pushing the circuit board outwards, so that the device is convenient for the worker to disassemble, the phenomenon of sliding or breaking of the circuit board during disassembly is avoided, the phenomenon of difficulty in disassembly is prevented when the worker disassembles the circuit board, the stability of the device can be improved by arranging the slot and the insertion block and by using the matching of the slot and the insertion block, the phenomenon of sliding of the first shell and the second shell during use is avoided, and by arranging the magic sticky burr surface and the magic sticky hook surface and by using the matching of the magic sticky burr surface and the magic sticky hook surface, wear this equipment when being convenient for the guide uses, appear wearing inconvenient phenomenon when avoiding wearing.

Drawings

Fig. 1 is a front view of a first housing of the present invention;

fig. 2 is a cross-sectional view of a front view of a first housing of the present invention;

fig. 3 is a cross-sectional view of the front view of the sealing box of the present invention;

fig. 4 is a schematic view of the three-dimensional structure of the connecting rod of the present invention.

In the figure: 1. a second housing; 2. a connecting rod; 3. a chute; 4. inserting a rod; 5. a dust screen; 6. a fixing plate; 7. magic sticky hair surface; 8. a first housing; 9. a sealing box; 10. a cotton pad; 11. magic sticky hook surface; 12. a slot; 13. a top rod; 14. a horn; 15. a circuit board; 16. inserting a block; 17. a protection pad; 18. positioning a groove; 19. a strong spring; 20. a push block; 21. positioning blocks; 22. an anti-collision pad; 23. a limiting block; 24. a slide hole; 25. a through hole; 26. a stop lever; 27. a tension spring; 28. a slide block.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-4, a novel guiding microphone device comprises a first housing 8, two sets of slots 12 are formed in the bottom surface of the first housing 8, an insertion block 16 matched with the slot 12 is clamped in each slot 12, a second housing 1 is fixedly connected to the bottom surfaces of the two sets of insertion blocks 16, a speaker 14 is fixedly embedded in the inner bottom wall of the second housing 1, two sets of push rods 13 are fixedly connected to the inner bottom wall of the second housing 1, two sets of positioning grooves 18 are formed in the inner side wall of the first housing 8, positioning blocks 21 matched with the positioning grooves 18 are clamped in each positioning groove 18, two sets of strong springs 19 are fixedly connected to the inner top wall of the first housing 8, a push block 20 is fixedly connected to the bottom end of each strong spring 19, a side surface of the two sets of push blocks 20 away from each other is fixedly connected to a side surface of the two sets of positioning blocks 21 close to each other, a circuit board 15 is arranged in the first housing 8, the bottom surface of circuit board 15 contacts with the top of two sets of ejector pins 13, and the equal fixedly connected with seal box 9 in the front of first shell 8 and the back of first shell 8, two slide openings 24 have all been seted up to the bottom surface of every seal box 9.

The front surface of the second shell 1 and the back surface of the second shell 1 are both provided with two sliding chutes 3, the inside of each sliding chute 3 is respectively clamped with a sliding block 28 matched with the sliding chute 3, one side surface of each group of sliding blocks 28 far away from each other is fixedly connected with a connecting rod 2, the top end of each connecting rod 2 penetrates through a sliding hole 24 and extends to the inside of a sliding seal box 9, one side surface of each group of connecting rods 2 far away from each other is fixedly connected with a limiting block 23, the bottom surface of each limiting block 23 is contacted with the inner bottom wall of the seal box 9, the bottom surface of each seal box 9 is provided with a through hole 25, an inserting rod 4 is arranged below each seal box 9, the top end of each inserting rod 4 penetrates through the through hole 25 and extends to the inside of the seal box 9, the top end of each inserting rod 4 is fixedly connected with a stop rod 26, the upper surface of each stop rod 26 is fixedly connected with two extension springs 27, the top end of each extension spring 27 is fixedly connected with the inner top wall of the seal box 9, the left and right ends of the two stop levers 26 are respectively contacted with the side surfaces of the two groups of connecting rods 2 which are close to each other.

The utility model discloses in, bottom surface fixedly connected with dust screen 5 of second shell 1, dust screen 5 is located loudspeaker 14 under, can prevent through dust screen 5 that dust from getting into the top of second shell 1, avoid the top of second shell 1 to accumulate a large amount of dust, the equal fixedly connected with protection pad 17 in bottom surface of every ejector pad 20, the bottom surface of every protection pad 17 all contacts with the upper surface of circuit board 15, can protect circuit board 15 through protection pad 17, can improve circuit board 15's life simultaneously, the equal fixedly connected with crash pad 22 of the interior diapire of every constant head tank 18, every crash pad 22's material is the rubber material, can protect locating piece 21 through crash pad 22, locating piece 21 bumps constant head tank 18 when avoiding using.

The cotton pad 10 of last fixed surface of first shell 8, cotton pad 10 is the arc form, can protect the waist of guide through cotton pad 10, avoid wearing the phenomenon that the guide waist appears wearing for a long time, left surface fixedly connected with magic of first shell 8 glues hook face 11, right side fixedly connected with magic of first shell 8 glues hair face 7, wear this equipment when being convenient for guide to use, appear wearing inconvenient phenomenon when avoiding wearing, the equal fixedly connected with fixed plate 6 in a side that two sets of connecting rods 2 kept away from each other, anti-skidding line has all been seted up to a side that two sets of fixed plates 6 kept away from each other, the staff of being convenient for drives connecting rod 2 through fixed plate 6 and removes, can improve staff's result of use simultaneously.

The utility model discloses a theory of operation is: when the staff uses, at first circuit board 15 is put in ejector pin 13 top, then make first shell 8 drive slot 12 and inserted block 16 looks joint, utilize powerful spring 19's resilience force to promote ejector block 20 simultaneously, and make ejector block 20 drive locating piece 21 and slide in locating slot 18 is inside, make protection pad 17 step up circuit board 15 simultaneously, make connecting rod 2 drive stopper 23 and run through slide opening 24 immediately, and top moves pin 26 rebound, make pin 26 promote expanding spring 27 and contract simultaneously, then stir two sets of fixed plates 6 and make two sets of connecting rods 2 drive two sets of sliders 28 and slide about two sets of spout 3 insides respectively, utilize expanding spring 27's resilience force immediately, it is spacing to connecting rod 2 to promote pin 26, thereby accomplish the installation of megaphone.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A novel guide's loudspeaker device, includes first shell (8), its characterized in that: the bottom surface of the first shell (8) is provided with two groups of slots (12), the inner part of each slot (12) is fixedly connected with an insert (16) matched with the slot (12), the bottom surfaces of the two groups of inserts (16) are fixedly connected with the second shell (1) together, the inner bottom wall of the second shell (1) is fixedly embedded with a loudspeaker (14), the inner bottom wall of the second shell (1) is fixedly connected with two groups of ejector rods (13), the inner side wall of the first shell (8) is provided with two groups of positioning grooves (18), the inner part of each positioning groove (18) is fixedly connected with a positioning block (21) matched with the positioning groove (18), the inner top wall of the first shell (8) is fixedly connected with two groups of strong springs (19), the bottom end of each strong spring (19) is fixedly connected with a push block (20), and one side face, far away from each other, of the two groups of push blocks (20) is fixedly connected with one side face, close to each other, of the two groups of positioning blocks (21), a circuit board (15) is arranged inside the first shell (8), the bottom surface of the circuit board (15) is in contact with the top ends of the two groups of ejector rods (13), sealing boxes (9) are fixedly connected to the front surface of the first shell (8) and the back surface of the first shell (8), and two sliding holes (24) are formed in the bottom surface of each sealing box (9);

the front surface of the second shell (1) and the back surface of the second shell (1) are both provided with two sliding grooves (3), each sliding groove (3) is internally and uniformly clamped with a sliding block (28) matched with the sliding groove (3), two groups of sliding blocks (28) are mutually far away from one side surface and are fixedly connected with connecting rods (2), the top end of each connecting rod (2) penetrates through a sliding hole (24) and extends to the inside of a sliding sealing box (9), two groups of connecting rods (2) are mutually and fixedly connected with limiting blocks (23), the bottom surface of each limiting block (23) is in contact with the inner bottom wall of the sealing box (9), the bottom surface of each sealing box (9) is provided with a through hole (25), an inserting rod (4) is arranged below each sealing box (9), the top end of each inserting rod (4) penetrates through the through hole (25) and extends to the inside of the sealing box (9), every the equal fixedly connected with pin (26) in top of inserted bar (4), every the last fixed surface of pin (26) is connected with two expanding spring (27), every the top of expanding spring (27) all with the interior roof fixed connection of seal box (9), two both ends contact with the side that two sets of connecting rod (2) are close to each other respectively about pin (26).

2. The novel guide loudspeaker device of claim 1, wherein: the bottom surface fixedly connected with dust screen (5) of second shell (1), dust screen (5) are located loudspeaker (14) under.

3. The novel guide loudspeaker device of claim 1, wherein: the bottom surface of each push block (20) is fixedly connected with a protection pad (17), and the bottom surface of each protection pad (17) is in contact with the upper surface of the circuit board (15).

4. The novel guide loudspeaker device of claim 1, wherein: every equal fixedly connected with crash pad (22) of inner diapire of constant head tank (18), every the material of crash pad (22) is the rubber material.

5. The novel guide loudspeaker device of claim 1, wherein: the upper surface of first shell (8) fixed connection has cotton pad (10), cotton pad (10) are the arc form.

6. The novel guide loudspeaker device of claim 1, wherein: the left side face of first shell (8) fixedly connected with magic glues collude face (11), the right side face fixedly connected with magic glue hair face (7) of first shell (8).

7. The novel guide loudspeaker device of claim 1, wherein: two sets of the equal fixedly connected with fixed plate (6) in a side that connecting rod (2) kept away from each other, two sets of anti-skidding line has all been seted up to a side that fixed plate (6) kept away from each other.