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CN213426384U - Internal fixing structure of sound post - Google Patents

Internal fixing structure of sound post Download PDF

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Publication number
CN213426384U
CN213426384U CN202021969761.5U CN202021969761U CN213426384U CN 213426384 U CN213426384 U CN 213426384U CN 202021969761 U CN202021969761 U CN 202021969761U CN 213426384 U CN213426384 U CN 213426384U
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CN
China
Prior art keywords
box body
pcb
fixing
fixing portion
sound post
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Application number
CN202021969761.5U
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Chinese (zh)
Inventor
恽文建
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Changzhou Mackay Electronic Equipment Co ltd
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Changzhou Mackay Electronic Equipment Co ltd
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Priority to CN202021969761.5U priority Critical patent/CN213426384U/en
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Publication of CN213426384U publication Critical patent/CN213426384U/en
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Abstract

The utility model discloses an inside fixed knot of sound column constructs, include: a housing defining a cavity therein; the box body is arranged in the cavity and connected with the shell, an accommodating cavity with an opening at one end is defined in the box body, and a PCB is arranged in the accommodating cavity; a box cover connected with the box body to open or close the opening; and the positioning screws sequentially penetrate through the shell and the box body to connect the shell and the box body. The utility model discloses a set up box body and lid and protect the PCB board, prevent that the rainwater is direct and the PCB board contact, strengthened waterproof performance, improved life.

Description

Internal fixing structure of sound post
Technical Field
The utility model belongs to the technical field of the sound column, concretely relates to inside fixed knot of sound column constructs.
Background
The sound post is usually used outdoors in parks and the like, and when meeting stormy weather, rainwater often can enter the sound post, and electronic devices such as a PCB (printed circuit board) and the like are arranged in the sound post, so that the rainwater is easily damaged and cannot be used.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least.
Therefore, the utility model provides an inside fixed knot of sound column constructs, this inside fixed knot of sound column constructs has the XXX advantage.
According to the utility model discloses sound column internal fixation structure, include: a housing defining a cavity therein; the box body is arranged in the cavity and connected with the shell, an accommodating cavity with an opening at one end is defined in the box body, and a PCB is arranged in the accommodating cavity; a box cover connected with the box body to open or close the opening; and the positioning screws sequentially penetrate through the shell and the box body to connect the shell and the box body.
According to the utility model discloses sound post inside fixed knot constructs, the utility model discloses a set up box body and lid and protect the PCB board, prevent that the rainwater is direct and the PCB board contact, strengthened waterproof performance, improved life.
According to the utility model discloses an embodiment, the middle part of box body is equipped with location portion, location portion is hollow cylinder spare, set screw establishes in location portion.
According to the utility model discloses an embodiment, location portion with set screw's quantity is two.
According to the utility model discloses an embodiment, the box body is square structure, the bottom surface four corners of box body respectively is equipped with a PCB board fixed part, PCB board fixed part is hollow cylinder spare, seted up on the PCB board with the round hole that PCB board fixed part corresponds, the screw passes in proper order the round hole with PCB board fixed part will the PCB board is fixed in the box body.
According to the utility model discloses an embodiment, all be equipped with a lid fixed part on four sides about the upper and lower of box body, the lid fixed part is hollow cylinder spare, the lid fixed part is located hold the intracavity, the axis of lid fixed part with the ground of box body is parallel.
According to the utility model discloses an embodiment, the lid includes: the bottom plate is a square straight plate; the side edge is arranged on the outer periphery of the bottom plate and is perpendicular to the bottom plate, and the inner side surface of the side edge is attached to the outer side wall of the box body; the four fixing parts are respectively in one-to-one correspondence with the four box cover fixing parts, and screws sequentially penetrate through the fixing parts and the box cover fixing parts to connect the box cover with the box body.
According to the utility model discloses an embodiment, the bottom plate is seted up along the pin hole that thickness direction runs through.
According to the utility model discloses an embodiment, the cover is equipped with the insulating rubber circle on the outer peripheral edges of PCB board fixed part, the insulating rubber circle is established the bottom surface of box body with between the PCB board.
According to the utility model discloses an embodiment, the lid with still be equipped with the rubber sealing ring between the opening of box body.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic structural view of an internal fixing structure of a sound post according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a box body of a sound post internal fixing structure according to an embodiment of the present invention;
fig. 3 is a schematic structural view of a box cover of the sound post internal fixing structure according to the embodiment of the present invention;
reference numerals:
sound post internal fixing structure 100
A housing 10;
a box body 20, a PCB fixing part 21, a positioning part 22 and a box cover fixing part 23;
the box cover 30, the bottom plate 31, the side edge 32, the fixing part 33 and the lead hole 34;
set screw 40.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The sound post internal fixing structure 100 according to an embodiment of the present invention is described in detail below with reference to the drawings.
As shown in fig. 1 to 3, the internal fixing structure 100 of the sound post according to the embodiment of the present invention includes: a shell 10, a box body 20, a box cover 30 and a positioning screw 40.
Specifically, the housing 10 defines a cavity therein; the box body 20 is arranged in the cavity and connected with the shell 10, an accommodating cavity with an opening at one end is defined in the box body 20, and a PCB is arranged in the accommodating cavity; the cap 30 is coupled to the case body 20 to open or close the opening; the set screw 40 sequentially penetrates the case 10 and the case 20 to connect the case 10 and the case 20.
In other words, the internal fixing structure 100 of the sound post according to the embodiment of the present invention mainly comprises the casing 10, the box body 20, the box cover 30 and the set screw 40. The box body 20 is fixedly arranged inside the shell 10 through a positioning screw 40, the box body 20 is a box-shaped part with an opening at one end, a PCB is arranged in the box body 20, and the box cover 30 is arranged on the opening of the box body 20.
Therefore, the utility model discloses a set up box body 20 and lid 30 and protect the PCB board, prevent that the rainwater is direct and the PCB board contact, strengthened waterproof performance, improved life.
Furthermore, the middle part of the box body 20 is provided with a positioning part 22, the positioning part 22 is a hollow cylindrical part, the positioning screw 40 is arranged in the positioning part 22, the positioning part 22 is a hollow cylindrical part, the screwing depth of the screw is guaranteed, and meanwhile, the tip part of the screw is not protruded, so that the safety is improved.
Further, the number of the positioning portions 22 and the positioning screws 40 is two, and the fixing is performed by two points to make the connection more firm.
Preferably, the box body 20 is a square structure, the four corners of the bottom surface of the box body 20 are respectively provided with a PCB fixing portion 21, the PCB fixing portion 21 is a hollow cylindrical member, a circular hole corresponding to the PCB fixing portion 21 is formed in the PCB, and the screw sequentially penetrates through the circular hole and the PCB fixing portion 21 to fix the PCB in the box body 20.
More preferably, the box cover fixing part 23 is arranged on the upper, lower, left and right sides of the box body 20, the box cover fixing part 23 is a hollow cylindrical part, the box cover fixing part 23 is located in the accommodating cavity, and the axis of the box cover fixing part 23 is parallel to the ground of the box body 20.
In some embodiments of the present invention, the box cover 30 is mainly composed of a bottom plate 31, a side edge 32 and four fixing portions 33, wherein the bottom plate 31 is a square straight plate; the side edge 32 is arranged on the outer periphery of the bottom plate 31 and is perpendicular to the bottom plate 31, and the inner side surface of the side edge 32 is attached to the outer side wall of the box body 20; the four fixing parts 33 are respectively arranged corresponding to the four box cover fixing parts 23 one by one, and screws sequentially penetrate through the fixing parts 33 and the box cover fixing parts 23 to connect the box cover 30 with the box body 20, so that the box cover 30 is fixed on the box body 20 from the upper side, the lower side, the left side and the right side, and the fixing is firmer and more reliable.
In some embodiments of the present invention, the bottom plate 31 is provided with a lead hole 34 penetrating along the thickness direction, and the lead hole is formed on the bottom plate 31, so as to reserve more lead spaces.
According to the utility model discloses an embodiment, the cover is equipped with the insulating rubber circle on the outer peripheral edge of PCB board fixed part 21, and the insulating rubber circle is established between the bottom surface of box body 20 and the PCB board, and the effectual PCB board and the box body 20 of having kept apart of insulating rubber circle avoid direct contact.
According to the utility model discloses an embodiment still is equipped with the sealing rubber circle between the opening of lid 30 and box body 20, and the sealing rubber circle can realize the lid 30 and the sealed of box body 20 junction, prevents that the rainwater from getting into.
In summary, the utility model discloses a set up box body 20 and lid 30 protection PCB board to play waterproof effect, through further setting up PCB board fixed part 21, location portion 22 and lid fixed part 23 into hollow cylinder spare, the screw of being convenient for on the one hand, on the other hand has increased connection area, has improved joint strength.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims (9)

1. A fret internal fixation structure, comprising:
a housing defining a cavity therein;
the box body is arranged in the cavity and connected with the shell, an accommodating cavity with an opening at one end is defined in the box body, and a PCB is arranged in the accommodating cavity;
a box cover connected with the box body to open or close the opening;
and the positioning screws sequentially penetrate through the shell and the box body to connect the shell and the box body.
2. The internal fixation structure of a sound post according to claim 1, wherein a positioning portion is provided in the middle of the box body, the positioning portion is a hollow cylindrical member, and the positioning screw is provided in the positioning portion.
3. The internal fixation structure of a fret of claim 2, wherein the number of the positioning portion and the positioning screw is two.
4. The internal fixing structure of a sound post according to claim 2, wherein the box body has a square structure, four corners of the bottom surface of the box body are respectively provided with a PCB fixing portion, the PCB fixing portion is a hollow cylindrical member, the PCB is provided with a circular hole corresponding to the PCB fixing portion, and a screw passes through the circular hole and the PCB fixing portion in sequence to fix the PCB in the box body.
5. The internal fixing structure of sound post according to claim 4, wherein a lid fixing portion is provided on each of the upper, lower, left, and right sides of the box body, the lid fixing portion is a hollow cylindrical member, the lid fixing portion is located in the receiving cavity, and the axis of the lid fixing portion is parallel to the ground of the box body.
6. The inside fixing structure of a fret of claim 5, wherein the case cover comprises:
the bottom plate is a square straight plate;
the side edge is arranged on the outer periphery of the bottom plate and is perpendicular to the bottom plate, and the inner side surface of the side edge is attached to the outer side wall of the box body;
the four fixing parts are respectively in one-to-one correspondence with the four box cover fixing parts, and screws sequentially penetrate through the fixing parts and the box cover fixing parts to connect the box cover with the box body.
7. The internal fixation structure of a sound post according to claim 6, wherein the bottom plate is provided with a lead hole penetrating therethrough in a thickness direction.
8. The internal fixing structure of sound post according to claim 6, wherein an insulating rubber ring is sleeved on the outer periphery of the PCB fixing portion, and the insulating rubber ring is arranged between the bottom surface of the box body and the PCB.
9. The internal fixation structure of sound post according to claim 6, wherein a sealing rubber ring is further provided between the box cover and the opening of the box body.
CN202021969761.5U 2020-09-10 2020-09-10 Internal fixing structure of sound post Active CN213426384U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202021969761.5U CN213426384U (en) 2020-09-10 2020-09-10 Internal fixing structure of sound post

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202021969761.5U CN213426384U (en) 2020-09-10 2020-09-10 Internal fixing structure of sound post

Publications (1)

Publication Number Publication Date
CN213426384U true CN213426384U (en) 2021-06-11

Family

ID=76261107

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202021969761.5U Active CN213426384U (en) 2020-09-10 2020-09-10 Internal fixing structure of sound post

Country Status (1)

Country Link
CN (1) CN213426384U (en)

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