CN217590929U

CN217590929U - Camera head

Info

Publication number: CN217590929U
Application number: CN202221743032.7U
Authority: CN
Inventors: 陈龙常
Original assignee: Shenzhen Xiaopai Technology Co ltd
Current assignee: Shenzhen Xiaopai Technology Co ltd
Priority date: 2022-07-07
Filing date: 2022-07-07
Publication date: 2022-10-14
Anticipated expiration: 2032-07-07

Abstract

The utility model discloses a camera, which comprises a shell, a waterproof sleeve and a sounding part; the shell comprises an accommodating cavity and an installation groove which are communicated with each other, and a sound outlet hole communicated with the outside is formed on the sound outlet surface of the installation groove; the waterproof sleeve is embedded in the mounting groove and is connected with the sound outlet surface in a sealing manner, and the waterproof sleeve is arranged around the periphery of the sound outlet hole; the waterproof cover has been seted up the fixed orifices, and the sound production spare is installed in the fixed orifices and with fixed orifices sealing connection, and the sound production spare is towards going out the sound hole setting. The play sound face of mounting groove also is the partly of casing side simultaneously, and the sound production spare is propagated sound to external through going out the sound hole on the sound face, and the water that enters into in the mounting groove from going out the sound hole can be by waterproof cover and sound production spare separation, reaches the sealed effect of isolated steam, and the mounting groove intercommunication holds the chamber and sets up in the casing, does not have independent extra cavity, reduces manufacturing cost. The camera has the advantages of simple structure, low manufacturing cost and good waterproof performance.

Description

Camera head

Technical Field

The utility model relates to a supervisory equipment technical field especially relates to a camera.

Background

In the security industry, more and more cameras have a warning function, and generally remind, warn or deter living beings entering a prevention and control range in an acousto-optic mode. The acoustic alarm refers to an alarm of sound emission, and the optical alarm refers to an alarm function in light. The sound alert can not be kept away from the loudspeaker, the security camera is generally sealed and waterproof, and particularly the security camera used outdoors, which results in a seemingly contradictory combination of sealing and sound transmission, so the structural design of the loudspeaker in the security camera is particularly important.

The loudspeaker of taking independent cavity among the prior art is fixed with the mode in back lid the inside with screw or glue alone, and the independent cavity of loudspeaker is that the mould sinking is alone done the casing and is formed the sound chamber, and the cost is higher relatively, and owing to sealed waterproof, the back lid will be torn open into two, partly uses partly for loudspeaker and gives sealed use such as camera mainboard and camera lens, and the line department is crossed to the loudspeaker line still need to be glued sealedly, and the structure is complicated and with high costs.

In view of the above, there is a need for a new camera to solve or at least alleviate the above technical drawbacks.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a camera aims at improving the technical problem that the structure is complicated among the prior art, with high costs and waterproof performance is relatively poor.

In order to achieve the purpose, the utility model provides a camera which comprises a shell, a waterproof sleeve and a sounding part; the shell is internally provided with an accommodating cavity and an installation groove which are communicated with each other, and a sound outlet hole communicated with the outside is formed on the sound outlet surface of the installation groove; the waterproof sleeve is embedded in the mounting groove and is in sealing connection with the sound outlet face, and the waterproof sleeve is arranged around the periphery of the sound outlet hole; the waterproof cover is provided with a fixing hole, the sounding piece is installed in the fixing hole and is in sealing connection with the fixing hole, and the sounding piece faces the sounding hole.

In an embodiment, the waterproof jacket includes a first abutting surface and a second abutting surface which are separated from each other, the fixing hole penetrates through the first abutting surface and the second abutting surface, the mounting groove includes a side wall, a top surface and the sound outlet surface which are arranged oppositely, the first abutting surface abuts against the top surface, and the second abutting surface is connected with the sound outlet surface in a sealing mode.

In one embodiment, the sounding part, the sounding surface and the waterproof sleeve surround to form a front sounding cavity, and the front sounding cavity is communicated with the outside through the sounding hole; the sounding part deviates from a back sound cavity is formed on one side of the front sound cavity, a notch is formed in the top surface, and the notch is communicated with the back sound cavity and the accommodating cavity.

In an embodiment, the housing further comprises a vent hole, the camera further comprises a waterproof breathable film, the vent hole is communicated with the accommodating cavity and the outside, and the waterproof breathable film is covered on the vent hole.

In one embodiment, the fixing hole is a counter bore, and the sounding part is in interference fit with the counter bore.

In an embodiment, the sounding part includes a metal basin and a vibrating diaphragm, the metal basin is in interference fit with the counter bore, the vibrating diaphragm is arranged towards the sound outlet, and the diameter of the front sound cavity is 2mm to 6mm smaller than that of the metal basin.

In an embodiment, the mounting groove is provided with an opening for mounting the waterproof jacket, one end of the waterproof jacket close to the opening is of a right-angle structure, and one end of the waterproof jacket far away from the opening is provided with a round angle.

In an embodiment, the housing includes a front shell and a rear shell, the rear shell has a receiving groove, and the front shell covers the receiving groove to form the receiving cavity.

In one embodiment, the front housing is threadedly coupled to the rear housing.

In one embodiment, a waterproof sealing ring is further arranged between the front shell and the rear shell.

In the technical scheme of the utility model, the camera comprises a shell, a waterproof sleeve and a sounding part; the shell comprises an accommodating cavity and a mounting groove which are mutually communicated, and a sound outlet hole communicated with the outside is formed on the sound outlet surface of the mounting groove; the waterproof sleeve is embedded in the mounting groove and is connected with the sound outlet surface in a sealing manner, and the waterproof sleeve is arranged around the periphery of the sound outlet hole; the waterproof cover has been seted up the fixed orifices, and the sound production spare is installed in the fixed orifices and with fixed orifices sealing connection, and the sound production spare is towards going out the sound hole setting. The sound outlet surface of the mounting groove is also a part of the side surface of the shell, the sound producing piece transmits sound to the outside through the sound outlet hole on the sound outlet surface, the waterproof sleeve is arranged to be connected with the sound outlet surface in a sealing mode, and the sound producing piece is connected with the fixing hole of the waterproof sleeve in a sealing mode, so that water entering from the sound outlet hole can be blocked by the waterproof sleeve and the sound producing piece when reaching the mounting groove, and the sealing effect of isolating water vapor is achieved; and set up in the casing and hold the mounting groove of chamber intercommunication, compare in prior art, this embodiment does not set up independent extra cavity, can guarantee the sound normal output of sound production piece, can simplify structural design again, reduces the piece number of tearing open, reduces the die sinking cover number, reduces the equipment process, reduces the equipment degree of difficulty, reduces manufacturing cost. The utility model has the advantages of simple structure, low manufacturing cost and good waterproof performance.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic perspective view of a camera according to an embodiment of the present invention;

fig. 2 is an exploded schematic view of the camera according to the embodiment of the present invention;

fig. 3 is a schematic perspective view of a rear housing according to an embodiment of the present invention;

FIG. 4 is a schematic perspective view of the front shell, the waterproof breathable film and the waterproof sealing ring according to the embodiment of the present invention;

fig. 5 is a schematic perspective view of the waterproof jacket and the sounding member according to the embodiment of the present invention;

fig. 6 is an exploded schematic view of the waterproof jacket and the sounding member according to the embodiment of the present invention.

The reference numbers illustrate:

reference numerals	Name (R)	Reference numerals	Name (R)
				100	Camera head	11	Containing cavity
1	Shell body	12	Mounting groove
				10a	Front shell		13	Sound output surface
10b	Rear shell		14						The top surface
				2	Waterproof jacket	15	Side wall
3	Sound producing component	16	Air vent
				4	Waterproof breathable film	21	Fixing hole
5	Waterproof sealing ring	22	First abutting surface
				25	Back sound cavity	23	Second abutting surface
31	Metal basin	24	Front sound cavity
				32	Vibrating diaphragm	131	Sound outlet hole
121	Opening(s)	141	Gap

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

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 efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front, and rear … …) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two groups, e.g., two groups, three, etc., unless specifically limited otherwise.

In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any combination, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

In addition, the technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or cannot be realized, the combination of such technical solutions should be considered to be absent, and is not within the protection scope of the present invention.

Referring to fig. 1 to 6, the present invention provides a camera 100, which includes a housing 1, a waterproof jacket 2 and a sounding member 3; the housing 1 comprises an accommodating cavity 11 and an installation groove 12 which are mutually communicated, and a sound outlet surface 13 of the installation groove 12 is provided with a sound outlet hole 131 communicated with the outside; the waterproof sleeve 2 is embedded in the mounting groove 12, the waterproof sleeve 2 is connected with the sound outlet face 13 in a sealing mode, and the waterproof sleeve 2 is arranged around the periphery of the sound outlet hole 131; waterproof cover 2 has seted up fixed orifices 21, and sound producing component 3 installs in fixed orifices 21 and with fixed orifices 21 sealing connection, and sound producing component 3 sets up towards sound hole 131.

In the above embodiment, the sound outlet surface 13 of the mounting groove 12 is also a part of the side surface of the housing 1, the sound generating element 3 transmits sound to the outside through the sound outlet hole 131 on the sound outlet surface 13, the waterproof jacket 2 is hermetically connected with the sound outlet surface 13, and the sound generating element 3 is hermetically connected with the fixing hole 21 of the waterproof jacket 2, so that water entering from the sound outlet hole 131 is blocked by the waterproof jacket 2 and the sound generating element 3 when reaching the mounting groove 12, and a sealing effect of isolating water vapor is achieved; and set up in casing 1 and hold mounting groove 12 of chamber 11 intercommunication, compare in prior art, this embodiment does not set up independent extra cavity, can guarantee the sound normal output of sound production piece 3, can simplify structural design again, reduces the piece number of tearing open, reduces the die sinking cover number, reduces the equipment process, reduces the equipment degree of difficulty, reduces manufacturing cost. The embodiment has the advantages of simple structure, low manufacturing cost and good waterproof performance. Specifically, the sound emitting surface 13 is provided on the bottom surface of the case 1 to make the waterproof effect of the camera 100 installed outdoors better.

In an embodiment, referring to fig. 5 and 6, the waterproof jacket 2 includes a first abutting surface 22 and a second abutting surface 23 which are away from each other, the fixing hole 21 penetrates through the first abutting surface 22 and the second abutting surface 23, the mounting groove 12 includes a side wall 15 and a top surface 14 and a sound emitting surface 13 which are oppositely arranged, the first abutting surface 22 abuts against the top surface 14, and the second abutting surface 23 is connected with the sound emitting surface 13 in a sealing manner. Waterproof cover 2 inlays closely and establishes in mounting groove 12, by mounting groove 12 cladding, second butt surface 23 whole face and the internal surface shape phase-match of casing 1 reach the effect of totally enclosed laminating, isolated steam, and this embodiment has simple structure, sealed effectual advantage. Specifically, the camera 100 achieves at least an IP66 waterproof rating.

In one embodiment, referring to fig. 2, 3 and 5, the sounding element 3, the sound emitting surface 13 and the waterproof jacket 2 surround to form a front sound cavity 24, and the front sound cavity 24 is communicated with the outside through a sound emitting hole 131; the side of the sounding element 3 departing from the front sound cavity 24 forms a rear sound cavity 25, the top surface 14 is provided with a notch 141, and the notch 141 is communicated with the rear sound cavity 25 and the accommodating cavity 11. The back sound cavity 25 is communicated with the accommodating cavity 11 to ensure that the sound emitting effect of the sound emitting piece 3 is not influenced by a small space and the sound is lost. It should be noted that, on the premise of ensuring the installation stability and the sealing performance of the waterproof jacket 2, the waterproof jacket 2 is clamped on the left and right sides of the top surface 14, and the diameter of the highest surface of the sounding part 3 is at least about one third, and the larger the size of the notch 141 is, the better the sounding effect of the sounding part 3 is.

In an embodiment, refer to fig. 2 and 4, in order to avoid in high temperature or low temperature environment, the atmospheric pressure outside relative camera 100 in holding chamber 11 can form malleation or negative pressure, the vibrating diaphragm 32 that leads to sound production piece 3 receives pressure influence, can cause the sound loss, sound diminishes, the condition that can't sound production even appears, bleeder vent 16 has been seted up at casing 1, camera 100 still includes waterproof ventilated membrane 4, bleeder vent 16 intercommunication holds chamber 11 and the external world, bleeder vent 16 is located to waterproof ventilated membrane 4 lid, make and hold chamber 11 and external atmospheric pressure intercommunication, in the environment of-30 degrees centigrade to +60 degrees centigrade, guarantee the sound normal output of sound production piece 3, and can be waterproof. Specifically, the waterproof breathable film 4 is arranged in the accommodating cavity 11, and the diameter of the air hole 16 is 1.4-1.6 mm.

In an embodiment, referring to fig. 6, the fixing hole 21 is a counter bore, the sounding element 3 is in interference fit with the counter bore, and the sounding element 3 is not easy to move and is more stably assembled at the position where the sounding element is installed in the counter bore; specifically, the end of the counterbore having the smaller size is disposed near the sound outlet hole 131.

More specifically, referring to fig. 5 and 6, the sounding element 3 includes a metal basin 31 and a diaphragm 32, the metal basin 31 is in interference fit with a counter bore, the diaphragm 32 is disposed toward the sound outlet hole 131, the diameter of the front sound cavity 24 is 2mm to 6mm smaller than the diameter of the metal basin 31, the diameter of the through hole of the front sound cavity 24 of the waterproof jacket 2 is determined according to the size of the diaphragm 32, and is determined based on the range of the diameter not contacting the diaphragm 32, such as a 30mm horn, the diameter of the hole of the front sound cavity 24 is 26mm, and the height of the sound cavity is 2mm to 3mm, that is, the front sound cavity 24 is a cylinder with a similar diameter of 26mm and a height of about 3 mm; it should be noted that the diameter of the counter bore and the metal basin 31 is single-side interference 0.1 mm-0.2 mm, the depth of the counter bore is subject to the interference of the highest surface of the magnet of the metal basin 31 and the shell 1 by 0.2 mm-0.3 mm, and the thickness of the waterproof sleeve 2 is subject to the thinnest place and is controlled to be about 3 mm; secondly, due to the design of the mounting groove 12 matched with the waterproof jacket 2 in the shell 1, the corresponding mould design is simplified, no inclined top exists, the mould opening direction is designed, and the size of the mounting groove 12 is in interference with the single side of the waterproof jacket 2 by 0.05-0.1 mm.

In an embodiment, referring to fig. 3, 5 and 6, the installation groove 12 is formed with an opening 121 for installing the waterproof jacket 2, one end of the waterproof jacket 2 close to the opening 121 is in a right-angled structure, and one end of the waterproof jacket 2 far away from the opening 121 is provided with a round angle. Waterproof jacket 2 stretches into from opening 121 to mounting groove 12 and accomplishes the installation, and the structural design of fillet is more convenient for the assembly at the beginning and the bottom surface of more laminating mounting groove 12, and the leakproofness of the right angle structure after the assembly is accomplished is better. Specifically, the waterproof case 2 is an elastically deformable silicone case.

In an embodiment, referring to fig. 2 to 4, the housing 1 includes a front shell 10a and a rear shell 10b, the rear shell 10b defines a receiving groove, and the front shell 10a covers the receiving groove to form a receiving cavity 11.

In one embodiment, the front housing 10a is threadedly coupled to the rear housing 10b, which provides the advantage of easy installation and removal.

In one embodiment, referring to fig. 4, in order to make the front shell 10a and the rear shell 10b more waterproof after being assembled, the accommodating cavity 11 is further provided with a waterproof sealing ring 5 between the front shell 10a and the rear shell 10 b.

The above is only the preferred embodiment of the present invention, not so limiting the patent scope of the present invention, all of which are in the utility model discloses a conceive, utilize the equivalent structure transform that the content of the specification and the attached drawings did, or directly/indirectly use all to include in other relevant technical fields the patent protection scope of the present invention.

Claims

1. A camera is characterized by comprising a shell, a waterproof sleeve and a sounding piece; the shell is internally provided with an accommodating cavity and an installation groove which are communicated with each other, and a sound outlet hole communicated with the outside is formed on the sound outlet surface of the installation groove; the waterproof sleeve is embedded in the mounting groove and is in sealing connection with the sound outlet face, and the waterproof sleeve is arranged around the periphery of the sound outlet hole; the waterproof sleeve is provided with a fixing hole, the sounding piece is installed in the fixing hole and is in sealing connection with the fixing hole, and the sounding piece faces the sounding hole.

2. The camera head according to claim 1, wherein the waterproof case includes a first abutting surface and a second abutting surface which are away from each other, the fixing hole penetrates through the first abutting surface and the second abutting surface, the mounting groove includes a side wall, a top surface and the sound emitting surface which are opposite to each other, the first abutting surface abuts against the top surface, and the second abutting surface is connected with the sound emitting surface in a sealing manner.

3. The camera head according to claim 2, wherein the sound emitting member, the sound emitting surface and the waterproof jacket surround to form a front sound cavity, and the front sound cavity is communicated with the outside through the sound emitting hole; the sounding part deviates from one side of the front sound cavity to form a rear sound cavity, the top surface is provided with a notch, and the notch is communicated with the rear sound cavity and the accommodating cavity.

4. The camera according to claim 3, wherein the housing further comprises a vent hole, the camera further comprises a waterproof breathable film, the vent hole communicates with the accommodating cavity and the outside, and the waterproof breathable film covers the vent hole.

5. The camera head of claim 3, wherein the fixing hole is a counter bore, and the sound-producing member is in interference fit with the counter bore.

6. The camera according to claim 5, wherein the sound generating member includes a metal basin and a diaphragm, the metal basin is in interference fit with the counter bore, the diaphragm is disposed toward the sound outlet hole, and a diameter of the front sound cavity is 2mm to 6mm smaller than a diameter of the metal basin.

7. The camera head of claim 1, wherein the mounting groove is formed with an opening for mounting the waterproof jacket, an end of the waterproof jacket near the opening is of a right-angle structure, and an end of the waterproof jacket away from the opening is provided with a round corner.

8. The camera according to any one of claims 1 to 7, wherein the housing includes a front shell and a rear shell, the rear shell defines a receiving groove, and the front shell covers the receiving groove to form the receiving cavity.

9. The camera of claim 8, wherein the front housing is threadably connected to the rear housing.

10. The camera of claim 8, wherein a waterproof seal is further disposed between the front housing and the rear housing.