CN210751255U - Novel electronic firecracker - Google Patents

Abstract

The utility model discloses a novel electronic firecracker, including a host computer box, the host computer box is the box structure, first box body and second box body fixed including interconnect, first box body set up in the front end of second box body, be provided with the cavity that is used for each module circuit of holding and device between first box body and the second box body, homogeneous shaping has the round to the bellied surrounding edge of the inside direction of cavity on the medial surface of first box body and second box body, the surrounding edge on first box body and the second box body correspond the accordant connection and in form one in the cavity and be used for placing loudspeaker and play the directional sound guide structure of sound guide effect. The utility model discloses a directional sound guide structure and the design of integral type box body that set up can effectively promote the output of sound source in the loudspeaker, improve local area's sound intensity and acoustic pressure, strengthen on-the-spot atmosphere sense.

Description

Novel electronic firecracker

Technical Field

The utility model relates to a cultural product technology field, concretely relates to novel electronic firecracker.

Background

The firecrackers are lucky symbols, and the firecrackers feel deaf when the sound is shocked and the colorful sparks fly all day by day every day at the festival and on the day of festive day, thereby being joyful and inspirational; however, the firecrackers not only pollute the environment, but also cause various disabilities and fire accidents, and bring economic losses to the nation and people. In order to solve the defects of the traditional firecrackers and bring people with good joys, the electronic firecrackers are produced by transportation.

The electronic firecracker is an environment-friendly, safe, non-gunpowder, repeatedly 'set off' electronic product which can replace the traditional gunpowder firecracker and has sound and flash degree similar to that of the traditional firecracker.

The existing electronic firecrackers have three forms: (1) the lightning type simulated electronic firecracker not only can emit the simulated sound of a common firecracker, but also can emit flash light along with the sound, so as to be fake and truer, has no gunpowder and pollution, can not cause damage and fire accidents, can be repeatedly used, and can greatly reduce the economic expenditure. The limitation is that a household power supply is used, and the movement is inconvenient; (2) the electronic firecracker machine is a device which uses coal gas and oxygen to mix left and right fuels, has large sound, is not different from gunpowder firecrackers, but has the defect that the mixed gas has certain potential safety hazard when being ignited; (3) recording firecrackers, playing the firecrackers recorded in the chip through audio decoding, wherein the sound is related to the power, pure electric energy is available, and the firecrackers are movable and low in manufacturing cost; the defects are that most products have poor simulation degree, low loudspeaker sound intensity and weak field atmosphere.

In the prior art, the chinese utility model with patent number 201721510627.7 discloses an electronic firecracker, which comprises an electrical box, wherein the electrical box is hollow, the electrical box is formed by fixing an upper box body and a lower box body, a sounding circuit board, a remote control circuit board, an electronic gun horn and a pull switch are fixed in the electrical box, the electronic gun horn is connected with the sounding circuit board, the horn part of the electronic gun penetrates out of the electrical box, the sounding circuit board is connected with the remote control circuit board, the remote control circuit board is also connected with a power cord extending to the outside of the electrical box, the sounding circuit board and the remote control circuit board are divided into an electrical element surface and a circuit wiring surface, the sounding circuit board and the electrical element of the remote control circuit board face to the bottom surface of the upper box body or the lower box body of the electrical box, and a circuit board fixing column extending beyond the upper box body or the lower box body of the electrical box body is extended from the bottom surface of the upper box body or, the sounding circuit board and the remote control circuit board are respectively fixed on the single or single group of circuit board fixing columns through screws, and the fixed sounding circuit board and the fixed remote control circuit board cannot influence the fixation of the upper box body and the lower box body.

The electronic firecrackers disclosed in the patent still have certain defects, such as poor simulation degree of sound, low loudspeaker sound intensity, poor sound directivity and weak field atmosphere; the horn part penetrates out of the electric appliance box and is arranged on the electric appliance box, and when the electric appliance box is in a working state, the integral resonance of the electronic firecracker is easily caused, and the sound effect of the electronic firecracker is influenced.

SUMMERY OF THE UTILITY MODEL

To the above problem, an object of the utility model is to provide a novel electronic firecracker, through the directional sound guide structure that sets up, improve loudspeaker audio fidelity and scene atmosphere and feel, avoid producing the resonance with the box body simultaneously.

In order to achieve the above object, the utility model adopts the following technical scheme:

the utility model provides a novel electronic firecracker, includes a host computer box, and this host computer box is box-shaped structure, first box body and second box body fixed including interconnect, first box body set up in the front end of second box body, be provided with the cavity that is used for each module circuit of holding and device between first box body and the second box body, homogeneous integrated into one piece has the round to the bellied surrounding edge of the inside direction of cavity on the medial surface of first box body and second box body, the surrounding edge on first box body and the second box body correspond accordant connection and in form one in the cavity and be used for placing loudspeaker and play the directional sound guide structure of sound guide effect. The directional sound guide structure can effectively avoid the influence of resonance generated by the high pitch loudspeaker during normal operation on the electronic firecracker.

As a further improvement, be provided with a plurality of cylindrical archs on the medial surface of first box body, the second box body in be provided with first through-hole on the corresponding position of cylindrical arch, all be provided with the screw thread on cylindrical arch and the first through-hole, first box body with through screw fixed connection between the second box body.

As a further improvement, a protrusion for fixing the host box is provided on the upper end face of the host box, and second through holes are provided on the two side end faces of the protrusion. The main machine box can be fixed through the arranged protruding part and the second through hole on the protruding part.

As a further improvement of the utility model, a charging interface through hole for passing through a charger interface is arranged on one side end face of the main case; and the lower end face of the host box is provided with an LED lamp strip interface through hole for connecting an LED lamp strip circuit.

As a further improvement, the directional sound guide structure set up in the cavity, its leg structure for bilateral symmetry, its up end with the coincidence of the inside central line of cavity, it leaves between terminal surface and a host computer box downside terminal surface to be used for setting up cylindrical bellied trench down. Because the high pitch loudspeaker is arranged in the directional sound guide structure, the sound emitted by the directional sound guide structure has stronger directivity, and the sound effect reality and the field atmosphere sense of the loudspeaker are improved under the condition of not increasing the caliber and the power of the loudspeaker; meanwhile, the position design of the horn is beneficial to keeping the gravity center of the electronic firecracker stable and ensuring the normal work of the electronic firecracker.

As a further improvement, a plurality of third through holes which are circular are arranged on the front end face of the first box body, and the third through holes are matched with the position of the directional sound guiding structure. The third through-hole through setting up is favorable to providing loudspeaker's sound directive property, can make sound directly transmit the external world through the third through-hole in addition, is favorable to loudspeaker medium sound source's output.

As a further improvement, the end face of the inner side of the first box body is provided with a protruding part, which is matched with the position of the tweeter, and the protruding part is a surrounding edge protruding structure arranged outside the third through hole. Because the tweeter is arranged in the directional sound guide structure, the directivity of the sound output by the tweeter is favorably enhanced through the arranged bulge part, and the sound intensity of a local area of the tweeter is improved.

As a further improvement, the bellying is the bellied surrounding edge bulge structure of slope to the inside direction of cavity, and its cross section is the splayed structure, and the extending direction of its lower extreme to upper end is the direction of the directional centre point department of slope. Because the tweeter is arranged in the directional sound guide structure, the directionality of the output of the tweeter is favorably enhanced by the arranged bulge.

As a further improvement, be provided with the bellied recess that is used for the holding battery of cavity inside direction earlier on the second box body, be provided with a plurality of battery that match with the battery in the recess and place the position, still be provided with the logical groove of a plurality of intercommunication cavitys in the recess. The battery may be a dry cell or a rechargeable battery.

As a further improvement, the utility model discloses a still include the apron, the apron with the recess matches each other, one side of apron is provided with to the bellied protruding piece of the inside direction of cavity, and its opposite side is provided with an elasticity compression mounting, be provided with on the recess with the joint mouth that elasticity compression mounting matches each other.

Compared with the prior art have the advantages that:

1. the utility model discloses electronic firecracker, this novel electronic firecracker is provided with in the cavity and is used for holding the loudspeaker, and lead the sound structure with the box body directional of an organic whole structure, set up loudspeaker in this structure, this directional leads the sound structure and can effectively improve the directive property of this loudspeaker, make the sound that it sends have stronger directive property, therefore under the circumstances that does not increase loudspeaker bore and power, improve loudspeaker audio effect verisimilitude and scene atmosphere sense in the local area; meanwhile, the resonance generated between the loudspeaker and the box body during the operation of the loudspeaker can be avoided, and the influence on the sound effect of the loudspeaker can be avoided.

2. The utility model discloses electron firecrackers, the directional sound guide structure that its inside cavity set up is left and right centrosymmetric leg structure, and loudspeaker sets up in this directional sound guide structure, its up end with the coincidence of cavity central line leaves between its lower terminal surface and the host computer box downside terminal surface and is used for setting up cylindrical bellied trench, through the structure setting of this directional sound guide structure, favourable electron firecrackers keeps the focus stable, guarantees the normal work of electron firecrackers.

3. The utility model discloses an electronic firecracker, the end face of the inner side of the first box body is provided with a bulge, the bulge is correspondingly matched with the position of the tweeter, the bulge is a surrounding edge bulge structure which is inclined and bulged towards the inner direction of the cavity, the cross section of the bulge is a splayed structure, and the extending direction from the lower end to the upper end of the bulge is the direction which is inclined and points to the central point of the bulge; the high pitch loudspeaker is arranged in the directional sound guide structure, and the directivity of the output of the high pitch loudspeaker and the sound intensity of a local area can be further enhanced through the arranged bulge.

To more clearly illustrate the structural features and effects of the present invention, the following detailed description is given with reference to the accompanying drawings and specific embodiments.

Drawings

Fig. 1 is a schematic view of the overall appearance structure of the main case of the present invention;

FIG. 2 is a rear view of the main chassis;

FIG. 3 is a schematic structural view of an upper case in the main case;

FIG. 4 is a schematic structural view of a lower case in the main case;

FIG. 5 is a schematic structural view of a lower case in the main case;

FIG. 6 is a schematic view of the structure of the cover plate in the main body case;

FIG. 7 is a schematic view of the structure of the boss in the upper case of the main case;

FIG. 8 is a schematic view of the structure of the boss in the upper case of the main case;

in the drawings: 1. a first case; 2. a second box body; 3. a directional sound guide structure; 4. a cylindrical protrusion; 5. a first through hole; 6. a protrusion; 7. a second through hole; 8. a charging interface through hole; 9, LED lamp strip interface through holes; a third via hole; 11. a boss portion; 12. a recessed portion; 13. a cover plate; 14. a raised block; 15. the fixing member is elastically compressed.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The first embodiment is as follows:

according to shown in the attached drawings 1-7, the novel electronic firecracker that this embodiment provided, including a host computer box, the host computer box is box structure, including the fixed first box body 1 of interconnect and second box body 2, first box body 1 set up in the front end of second box body 2, be provided with the cavity that is used for each module circuit of holding and device between first box body 1 and the second box body 2, homogeneous shaping has the round to the bellied surrounding edge of the inside direction of cavity on the medial surface of first box body 1 and second box body 2, the surrounding edge on first box body 1 and the second box body 2 correspond accordant connection and in form one in the cavity and be used for placing loudspeaker and play the directional sound guide structure 3 of sound guide effect. The directivity of the high pitch loudspeaker can be effectively improved through the arranged directional sound guide structure 3, so that the sound emitted by the high pitch loudspeaker has stronger directivity, and the loudspeaker sound effect reality and the field atmosphere in a local area are improved under the condition of not increasing the caliber and the power of the loudspeaker; meanwhile, the phenomenon that the sound effect of the loudspeaker is influenced due to resonance generated between the loudspeaker and the box body when the loudspeaker works can be avoided.

In the embodiment of the novel electronic firecracker, the inner side end face of the first box body 1 is provided with a plurality of cylindrical protrusions 4, the second box body 2 is provided with first through holes 5 at corresponding positions of the cylindrical protrusions 4, the cylindrical protrusions 4 and the first through holes 5 are provided with threads, and the first box body 1 is fixedly connected with the second box body 2 through screws.

In the novel electronic firecracker in the embodiment, the upper end face of the main case is provided with a protruding part 6 for fixing the main case, and the end faces of two sides of the protruding part are provided with second through holes 7. The main case can be fixed by the protrusion 6 and the second through hole 7 on the protrusion 6.

In the novel electronic firecracker in the embodiment, a charging interface through hole 8 for passing through a charger interface is formed in the end face of one side of the main case; and the lower end face of the host box is provided with an LED lamp strip interface through hole 9 for connecting an LED lamp strip circuit.

In the novel electronic firecracker in the embodiment, the directional sound guide structure 3 is arranged in the cavity and is a surrounding wall structure which is symmetrical in the left and right centers, the upper end surface of the surrounding wall structure coincides with the central line of the cavity, and a groove position for arranging the cylindrical protrusion 4 is reserved between the lower end surface of the surrounding wall structure and the lower end surface of the main case. Because the high pitch horn is arranged in the directional sound guide structure 3, the structural arrangement of the directional sound guide structure 3 is beneficial to keeping the gravity center of the electronic firecracker stable and ensuring the normal work of the electronic firecracker.

In the novel electronic firecracker in the embodiment, the front end face of the first box body 1 is provided with a plurality of third through holes 10 which are enclosed into a circular shape, and the third through holes 10 are matched with the directional sound guide structure 3 in position. The third through-hole 10 through setting up is favorable to providing loudspeaker's sound directive property, can make sound directly pass through third through-hole 10 in addition and transmit the external world, is favorable to loudspeaker sound source's output, improves local area's sound intensity and acoustic pressure, reinforcing scene atmosphere sense.

In the embodiment of the novel electronic firecracker, the inner side end face of the first box body 1 is provided with a protruding portion 11, the protruding portion 11 corresponds to and matches with the position of the tweeter, and the protruding portion 11 is a surrounding edge protruding structure arranged outside the third through hole 10. Because the tweeter is arranged in the directional sound guide structure 3, the directionality of the output of the tweeter is further enhanced by the arranged convex part 11.

In the novel electronic firecracker in the embodiment, the second box body 2 is provided with a concave part 12 protruding towards the inner direction of the cavity and used for containing 18650 dry batteries, a plurality of battery placing positions matched with the 18650 dry batteries are arranged in the concave part 12, and a plurality of through grooves communicated with the cavity are further arranged in the concave part 12. The battery may also be a rechargeable battery, such as a lithium battery or the like.

The novel electronic firecracker in the embodiment further comprises a cover plate 13, the cover plate 13 is matched with the concave portion 12, a protruding block 14 protruding towards the inner direction of the cavity is arranged on one side of the cover plate 13, an elastic compression fixing piece 15 is arranged on the other side of the cover plate, and a clamping interface matched with the elastic compression fixing piece 15 is arranged on the concave portion 12.

Example two:

the embodiment provides a novel electronic firecracker implemented on the basis of the first embodiment, and the difference is as follows:

according to the new electronic firecracker shown in fig. 8, in the embodiment, the protruding portion 11 is a surrounding edge protruding structure protruding in the direction of the inner portion of the cavity in an inclined manner, the cross section of the protruding portion is a splayed structure, and the extending direction from the lower end to the upper end of the protruding portion is the direction pointing to the center of the protruding portion in an inclined manner. Because the tweeter is arranged in the directional sound guide structure 3, the directivity of the output of the tweeter is further enhanced through the arranged bulge part 11, the output of a sound source in the tweeter is facilitated, the sound intensity and the sound pressure of a local area are improved, and the field atmosphere is enhanced.

The present invention has been described in detail with reference to the embodiments shown in the drawings, and those skilled in the art can make various modifications to the present invention based on the above description. Therefore, certain details of the embodiments should not be construed as limitations of the invention, which are intended to be covered by the following claims.

Claims (10)

1. The utility model provides a novel electronic firecracker, includes a host computer box, its characterized in that, the host computer box is the box structure, first box body and second box body fixed including interconnect, first box body set up in the front end of second box body, be provided with the cavity that is used for each module circuit of holding and device between first box body and the second box body, homogeneous integrated into one piece has the round to the bellied surrounding edge of the inside direction of cavity on the medial surface of first box body and second box body, the surrounding edge on first box body and the second box body correspond the accordant connection and in form one in the cavity and be used for placing loudspeaker and play the directional sound guide structure of sound guide effect.

2. The novel electronic firecracker as claimed in claim 1, wherein a plurality of cylindrical protrusions are arranged on the inner side end face of the first box body, first through holes are arranged on the corresponding positions of the cylindrical protrusions of the second box body, threads are arranged on the cylindrical protrusions and the first through holes, and the first box body is fixedly connected with the second box body through screws.

3. The novel electronic firecracker as claimed in claim 1, wherein a protruding part for fixing the main case is arranged on the upper end face of the main case, and second through holes are arranged on two side end faces of the protruding part.

4. The novel electronic firecracker as claimed in claim 1, wherein a charging interface through hole for passing through a charger interface is arranged on one side end face of the main case; and the lower end face of the host box is provided with an LED lamp strip interface through hole for connecting an LED lamp strip circuit.

5. The novel electronic firecracker as claimed in claim 2, wherein the directional sound guide structure is arranged in the cavity and is a wall structure with symmetrical left and right centers, the upper end surface of the wall structure coincides with the center line in the cavity, and a groove for arranging a cylindrical protrusion is reserved between the lower end surface of the wall structure and the lower end surface of the main case.

6. The novel electronic firecracker as claimed in claim 1, wherein a plurality of third through holes which are round are arranged on the front end face of the first box body, and the third through holes are matched with the directional sound guide structure in position.

7. The novel electronic firecracker as claimed in claim 6, wherein the inner side end face of the first box body is provided with a protruding portion which is correspondingly matched with the position of the tweeter, and the protruding portion is a surrounding edge protruding structure which is arranged outside the third through hole.

8. The novel electronic firecracker as claimed in claim 7, wherein the protruding part is a surrounding edge protruding structure which protrudes obliquely towards the inner direction of the cavity, the cross section of the protruding part is a splayed structure, and the extending direction from the lower end to the upper end of the protruding part is the direction which is obliquely directed towards the central point of the protruding part.

9. The novel electronic firecracker as claimed in claim 1, wherein a concave part which is convex towards the inner direction of the cavity and used for accommodating the battery is arranged on the second box body, a plurality of battery placing positions matched with the battery are arranged in the concave part, and a plurality of through grooves communicated with the cavity are further arranged in the concave part.

10. The novel electronic firecracker as claimed in claim 9, further comprising a cover plate, wherein the cover plate is matched with the concave part, one side of the cover plate is provided with a convex block protruding towards the inner direction of the cavity, the other side of the cover plate is provided with an elastic compression fixing part, and the concave part is provided with a clamping interface matched with the elastic compression fixing part.

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