CN219181669U - Projector protective housing - Google Patents

Abstract

The utility model discloses a projector protection shell which is used for protecting a projector and comprises a shell, wherein the shell is provided with a placing cavity used for placing the projector, and the projector protection shell also comprises a magnetic component arranged on the shell, the magnetic component is arranged corresponding to a loudspeaker in the projector, and the magnetic component is used for enhancing the magnetic field of the loudspeaker. According to the projector protection shell, the magnetic component is additionally arranged outside the projector protection shell to enhance the magnetic field intensity of the loudspeaker in the projector, so that the acoustic performance of the loudspeaker of the projector is improved, the use experience of a user is improved, meanwhile, the loudspeaker is magnetically magnetized by external force in the form of the protection shell, the convenience of carrying the projector is not affected on the premise that the acoustic performance of the loudspeaker is improved, the projector can be protected, and the service life of the projector is prolonged.

Description

Projector protective housing

Technical Field

The utility model relates to the field of electronic product supporting equipment, in particular to a projector protection shell.

Background

With the development of technology, current young people use television sets to watch programs less and more home projectors are selected. However, when the number of people watching the same projector increases, the surrounding environment becomes noisy, the projector is affected by the noisy environment, the outward playing effect of sound of the projector is correspondingly deteriorated, and the viewing effect of the projector is greatly reduced. In addition, most people can add an attractive anti-collision protective shell to the projector, but the existing protective shell of the projector cannot achieve the effect of enhancing the acoustic performance of a loudspeaker in the projector.

Disclosure of Invention

The technical problems to be solved by the utility model are as follows: a projector protective case is provided that can enhance the acoustic performance of a projector speaker.

In order to solve the technical problems, the utility model adopts the following technical scheme: a projector protective case comprising:

the projector comprises a shell, a lens cover and a lens cover, wherein the shell is provided with a top wall and a peripheral wall which is arranged around the top wall, the peripheral wall is connected with the top wall, the top wall and the peripheral wall form a placing cavity for placing the projector, and a window is arranged on the peripheral wall and is aligned with the lens of the projector;

and the magnetic component is arranged on the shell and corresponds to the loudspeaker in the projector, and the magnetic component is used for enhancing the magnetic field of the loudspeaker.

Further, the number of the magnetic components is one or more.

Further, the housing is provided with an accommodating groove, and the magnetic component is arranged in the accommodating groove.

Further, the accommodating groove is formed in the outer surface of the shell.

Furthermore, the edge of windowing is provided with a transition fillet.

Further, the magnetic component is magnetic steel.

Further, the housing is made of an elastic material.

Further, each corner of the shell is a round corner.

Further, a limiting part is arranged at the edge of the inlet of the placement cavity.

The utility model has the beneficial effects that: this projector protective housing has improved the acoustic performance of projector speaker through installing magnetic component in order to strengthen the magnetic field intensity of speaker in the projector in the outside, has promoted user's use and has experienced simultaneously to form external force of protective housing adds magnetism, under the prerequisite that speaker acoustic performance obtains improving, can not influence the convenience that the projector carried, can also play the guard action to the projector, extension projector life.

Drawings

Fig. 1 is a schematic structural view of a protective case of a projector according to a first embodiment of the utility model;

fig. 2 is a schematic structural diagram of a protective case (after removing a magnetic component) of a projector according to an embodiment of the utility model.

Description of the reference numerals:

1. a housing; 11. a placement cavity; 12. a receiving groove; 13. windowing; 14. a limit part;

2. a magnetic assembly.

Detailed Description

In order to describe the technical contents, the achieved objects and effects of the present utility model in detail, the following description will be made with reference to the embodiments in conjunction with the accompanying drawings.

Referring to fig. 1 and 2, a protective housing for protecting a projector includes a housing 1, wherein the housing 1 has a top wall and a peripheral wall surrounding the top wall, the peripheral wall is connected with the top wall, the top wall and the peripheral wall form a placement cavity 11 for placing the projector, a window 13 is provided on the peripheral wall, and the window 13 is aligned with a lens of the projector; and the projector also comprises a magnetic component 2 arranged on the shell 1, wherein the magnetic component 2 corresponds to the loudspeaker in the projector, and the magnetic component 2 is used for enhancing the magnetic field of the loudspeaker.

The working principle of the utility model is briefly described as follows: the magnetic assembly 2 is arranged on the projector protection shell, and the magnetic assembly 2 can strengthen the magnetic field of the loudspeaker of the projector, so that the acoustic performance of the loudspeaker of the projector is improved.

From the above description, the beneficial effects of the utility model are as follows: this projector protective housing has improved the acoustic performance of projector speaker through installing magnetic component in order to strengthen the magnetic field intensity of speaker in the projector in the outside, has promoted user's use and has experienced simultaneously to form external force of protective housing adds magnetism, under the prerequisite that speaker acoustic performance obtains improving, can not influence the convenience that the projector carried, can also play the guard action to the projector, extension projector life.

Further, the number of the magnetic components 2 is one or more.

From the above description, it will be appreciated that a different number of magnetic assemblies may be used as desired.

Further, a receiving groove 12 is provided on the housing 1, and the magnetic assembly 2 is disposed in the receiving groove 12.

Further, the accommodating groove 12 is provided on the outer surface of the housing 1.

As can be seen from the above description, the accommodating groove is provided on the outer surface of the housing to facilitate the disassembly and assembly of the magnetic assembly.

Further, a window 13 is provided on the housing 1, and the window 13 is aligned with the lens of the projector.

Further, a transition fillet is provided at the edge of the window 13.

As can be seen from the above description, the provision of rounded corners avoids scraping the edges of the window when the projector housing is in use.

Further, the magnetic component 2 is magnetic steel.

From the above description, the magnetic steel is a material easy to purchase, which is beneficial to the reduction of production cost; the halbach array magnet structure can use a minimum number of magnets to generate the strongest magnetic field, so that the volume of the projector protective shell is reduced; the magnetic assembly can be specifically arranged according to actual application requirements.

Further, the housing 1 is made of an elastic material.

As is apparent from the above description, the case made of the elastic material can play a role of buffering when being impacted, providing a better protection effect to the projector.

Further, each corner of the shell 1 is rounded.

It can be seen from the above description that the provision of the rounded corners can avoid stress concentration of the protective housing of the projector, and can avoid hand scraping at the corners of the protective housing of the projector during use.

Further, a limiting part 14 is arranged at the edge of the inlet of the placing cavity 11.

As can be seen from the above description, the positioning portion can prevent the projector from easily coming out of the placement cavity.

Example 1

Referring to fig. 1 and 2, a first embodiment of the utility model is as follows: a projector protective housing for protecting a projector, comprising a housing 1, the housing 1 having a top wall and a peripheral wall disposed around the top wall, the peripheral wall being connected to the top wall, the top wall and the peripheral wall forming a placement cavity 11 for placing the projector, a window 13 being provided in the peripheral wall, the window 13 being aligned with a lens of the projector; the projector also comprises a magnetic component 2 arranged on the shell 1, wherein the magnetic component 2 is arranged corresponding to a loudspeaker in the projector, the magnetic component 2 is used for enhancing the magnetic field of the loudspeaker, in the embodiment, the window 13 is round, and the edge of the window 13 is provided with a transition fillet; the magnetic component 2 is arranged on the side frame of the shell 1 corresponding to the loudspeaker in the projector.

Referring to fig. 1, optionally, the number of the magnetic components 2 is one or more, and in this embodiment, the number of the magnetic components 2 is four; in other embodiments, one, two, three or more than four of the magnetic assemblies 2 may be selected according to the requirements of different speakers in different projectors.

Referring to fig. 2, the housing 1 is provided with receiving slots 12, the magnetic assemblies 2 are disposed in the receiving slots 12, the receiving slots 12 are disposed on the outer surface of the housing 1, in this embodiment, the number of the receiving slots 12 is the same as the number of the magnetic assemblies 2, each receiving slot 12 is internally provided with one magnetic assembly 2, and the receiving slots 12 are disposed on the side frames of the housing 1 corresponding to the speakers in the projector; in other embodiments, the number of the receiving slots 12 may be different from the number of the magnetic assemblies 2, and a plurality of the magnetic assemblies 2 may be installed in each receiving slot 12.

Referring to fig. 1, optionally, the magnetic component 2 is a magnetic steel, and when the number of the magnetic steels is plural, the plural magnetic steels may be arranged in a halbach array magnet structure, in this embodiment, the magnetic component 2 is a magnetic steel, and the magnetic steel is disposed on a side of the casing corresponding to a diaphragm of a speaker of the projector, and the magnetic component is the same as the speaker magnetic pole; in other embodiments, the magnetic steel may be disposed on a side of the housing corresponding to a magnetic bowl of a speaker of the projector, and the magnetic component is opposite to the speaker pole.

In this embodiment, in order to enhance the protection function of the projector protection case, the case 1 is made of an elastic material.

Referring to fig. 1 and 2, each corner of the housing 1 is rounded, in this embodiment, the housing 1 is rectangular, and the joints of the four sides of the housing 1 are provided with rounded transitions.

Referring to fig. 1 and 2, in order to prevent the projector from being easily separated from the placement cavity 11, a limiting portion 14 is disposed at an entrance edge of the placement cavity 11, and in this embodiment, the limiting portion 14 is a circular arc inner flange at the entrance edge of the placement cavity 11.

In summary, the magnetic component is additionally arranged outside the projector protective shell to enhance the magnetic field intensity of the loudspeaker in the projector, so that the acoustic performance of the loudspeaker of the projector is improved, the use experience of a user is improved, meanwhile, the external force is magnetically added in the form of the protective shell, the convenience of carrying of the projector is not affected on the premise that the acoustic performance of the loudspeaker is improved, the projector can be protected, and the service life of the projector is prolonged; the number of the magnetic components can be selected according to the requirements of different speakers in different projectors, so that the use is more flexible; novel structure, beautiful product and low cost.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent changes made by the specification and drawings of the present utility model, or direct or indirect application in the relevant art, are included in the scope of the present utility model.

Claims (9)

1. A protective case for a projector, comprising:

the projector comprises a shell, a lens cover and a lens cover, wherein the shell is provided with a top wall and a peripheral wall which is arranged around the top wall, the peripheral wall is connected with the top wall, the top wall and the peripheral wall form a placing cavity for placing the projector, and a window is arranged on the peripheral wall and is aligned with the lens of the projector;

and the magnetic component is arranged on the shell and corresponds to the loudspeaker in the projector, and the magnetic component is used for enhancing the magnetic field of the loudspeaker.

2. The projector protective case of claim 1, wherein: the number of the magnetic components is one or more.

3. The projector protective case of claim 1, wherein: the shell is provided with an accommodating groove, and the magnetic component is arranged in the accommodating groove.

4. A projector protective case as defined in claim 3, wherein: the accommodating groove is arranged on the outer surface of the shell.

5. The projector protective case of claim 1, wherein: the edge of windowing is equipped with transition fillet.

6. The projector protective case of claim 1, wherein: the magnetic component is magnetic steel.

7. The projector protective case of claim 1, wherein: the housing is made of an elastic material.

8. The projector protective case of claim 1, wherein: each corner of the shell is a round corner.

9. The projector protective case of claim 1, wherein: and a limiting part is arranged at the edge of the inlet of the placement cavity.

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