Shell provided with insulation structure
By designing an integrated insulating shell, the problem of insufficient insulation distance was solved, production efficiency and insulation effect were improved, costs were reduced, and the stability and aesthetics of the conductors were achieved.
Patent Information
- Application Number
- CN202423302996.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-31
- Publication Date
- 2026-01-02
- Estimated Expiration
- 2034-12-31
AI Technical Summary
The existing insulating housing has insufficient insulation distance at the insertion hole, resulting in low production efficiency, uncontrollable quality, and high cost.
Design an integrally molded insulating structure housing, including a bottom shell and a top cover, which are connected by screws. The PCBA is placed inside the cavity of the top cover, and the insulating sheet is located at the wiring hole of the top cover to form a complete wiring branch hole, which enhances insulation and creepage distance, and ensures the stability of the wires through auxiliary positioning components.
It improves production efficiency, enhances insulation and creepage distance, reduces material and labor costs, and has a simple and aesthetically pleasing structure that effectively protects the PCBA installed inside.
Smart Images
Figure CN223758510U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model belongs to electronic device technical field, especially relate to a casing provided with insulation structure. BACKGROUND
[0002] The existing insulation casing prevents the wire from being insufficient in insulation distance when processing at the wire hole, and the common processing mode is to glue at the PCBA wiring, but the mode is undoubtedly low in production efficiency, uncontrollable in quality, low in appearance and high in material and labor cost due to an additional gluing step, so it is necessary to design a structure to solve the problem. UTILITY MODEL CONTENTS
[0003] The utility model provides a casing provided with insulation structure to solve the problems in the above background technical.
[0004] To solve the above technical problems, the utility model adopts the technical scheme of:
[0005] A casing provided with insulation structure, comprising bottom shell, PCBA and upper cover, characterized by the bottom shell is integrally formed with a reverse buckle and a connecting screw hole; the upper cover is integrally formed with an internal toothed screw guide column, a buckle position and a plurality of insulation sheets; the insulation sheets are located at the upper distribution wire hole of the upper cover; the PCBA is placed in the upper cover cavity and fixed in the installation position by assembling the upper cover with the bottom shell; the wire hole of the PCBA is embedded in the insulation sheet when the PCBA is installed in the upper cover cavity.
[0006] Preferably, the upper cover is designed with an upper distribution wire hole, and the bottom shell is formed with a lower distribution wire hole, and the lower distribution wire hole and the upper distribution wire hole are each semicircular, and form a complete distribution wire hole after the bottom shell and the upper cover box are assembled.
[0007] Preferably, the position height of the distribution wire hole is lower than the height of the PCBA installed in the upper cover cavity in the plane.
[0008] Preferably, the lower distribution wire hole is integrally formed on the pressing plate on one side of the bottom shell.
[0009] Preferably, the upper distribution wire hole is provided with an auxiliary positioning hole, and the lower distribution wire hole is correspondingly formed with an auxiliary positioning member.
[0010] Preferably, the upper cover is made of insulating plastic material.
[0011] Compared with the prior art, the utility model has the advantages that: the utility model reduces production procedure and improves efficiency through reasonable structure design, and effectively increases insulation distance and creeping distance based on integrated design, compared with previous machine glue or manual glue to solve insulation distance, the structure is undoubtedly the most convenient and direct, beautiful and efficient, and more effectively protects the PCBA installed in the inside. BRIEF DESCRIPTION OF DRAWINGS
[0012] Figure 1 It is the assembly drawing of the utility model.
[0013] Figure 2 It is the explosion drawing of the utility model.
[0014] Figure 3 It is the structure schematic view of the bottom shell of the utility model.
[0015] Figure 4 It is the local enlarged structure schematic view of the new bottom shell.
[0016] Figure 5 It is the structure schematic view of the upper cover of the utility model.
[0017] Figure 6 It is the local enlarged structure schematic view of the upper cover of the utility model.
[0018] Figure 7 It is the schematic view of the PCBA of the utility model installed in the upper cover. DETAILED DESCRIPTION
[0019] The technical scheme in the embodiments of the utility model will be apparently and completely described in conjunction with the drawings in the embodiments of the utility model, obviously, the described embodiments are only a part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor are within the protection scope of the utility model.
[0020] As Figure 1 And Figure 7 The utility model discloses a kind of shell with insulation structure, mainly by bottom shell 1, PCBA 2 and the upper cover 3 made of insulating plastic material, the bottom shell 1 integrally formed has reverse buckle 10 and connecting screw hole 11, and the upper cover 3 is integrally formed with internal thread guide column 30 and buckle position 31 correspondingly, bottom shell 1 and upper cover 3 are connected and fixed by screw and buckling, the PCBA 2 is arranged in the cavity of upper cover 3, and its installation position is reinforced by the assembly of bottom shell 1 and upper cover 3, to ensure that it does not shake displacement in the cavity of upper cover 3.
[0021] And need special attention, the upper cover 3 also integrally formed with the insulating sheet 32, the insulating sheet 32 can be several, shaped in the upper cover 3 at the upper distribution of the wire hole 33, its role is to make the insulation distance and the creepage distance effectively increased, so when the PCBA is placed into the cavity of the upper cover 3, the PCBA 2 needs to be fitted in the insulating sheet 32, compared with the previous machine glue or manual glue to solve the insulation distance, such structure is undoubtedly the most convenient and direct, beautiful and efficient, more effectively protect the inside installation PCBA.
[0022] The utility model still has a detail about the design of PCBA wire distribution, specifically, the upper cover 3 is designed with an upper distribution of the wire hole 33, and the bottom shell 1 is formed with a lower distribution of the wire hole 12, the lower distribution of the wire hole 12 and the upper distribution of the wire hole 33 are each semicircular, and form a complete wire distribution hole 4 after the assembly of the bottom shell 1 and the upper cover 3, and the position of the wire distribution hole 4 is lower than the height of the PCBA 2 installed in the cavity of the upper cover 3 in the plane, and the lower distribution of the wire hole 12 is integrally formed on the pressing plate 13 on one side of the bottom shell 1, and the design can make the wire led out of the wire hole of the PCBA be pulled down before being led out through the wire distribution hole 4, and the wire will be pressed by the pressing plate 13 during the wiring process, and the engagement of the lower distribution of the wire hole 12 and the upper distribution of the wire hole 33 can ensure the stability of the front part of the wire, so as to avoid the wire from being pulled out of the wire hole of the PCBA due to external force during use, and the design can effectively improve the strength and service life of the utility model. The design for effectively enhancing the strength also includes that the upper distribution of the wire hole 33 is provided with an auxiliary positioning hole 34, and the lower distribution of the wire hole 12 is correspondingly formed with an auxiliary positioning piece 14, which can assist in the positioning during installation, and can also ensure that the lower distribution of the wire hole 12 and the upper distribution of the wire hole 33 can be positioned to form a complete wire distribution hole 4 for smoothly leading out the wire, preventing mispositioning.
[0023] In the description of the utility model, it should be understood that the orientation or positional relationship indicated by the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential" and the like is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model.
[0024] In addition, the terms "first", "second", etc. are used only for descriptive purposes and should not be construed as indicating or implying relative importance or an indicated number of technical features. Therefore, the features defined with "first", "second" can explicitly or implicitly include one or more of the features. In the description of the present application, the meaning of "multiple" is two or more than two, unless otherwise specifically limited.
[0025] In the present application, unless otherwise specifically defined and limited, the terms "mounting", "connecting", "connecting", "fixing" and the like should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected, or it can be communicated; it can be directly connected, or it can be indirectly connected through an intermediate medium, or it can be the communication between two elements or the interaction relationship between two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.
[0026] In the present application, unless otherwise specifically defined and limited, the first feature is "on" or "under" the second feature. The first and second features can be in direct contact, or the first and second features can be in indirect contact through an intermediate medium. In the description of the present application, the description of the reference terms "one scheme", "some schemes", "example", "specific example", or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the scheme or example are included in at least one scheme or example of the present application. In the present application, the illustrative description of the above terms does not necessarily refer to the same scheme or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more schemes or examples in a suitable manner.
Claims
1. A casing provided with an insulation structure, comprising a bottom shell (1), a PCBA (2) and an upper cover (3), characterized in that, The bottom shell (1) is integrally formed with a reverse buckle (10) and a connecting screw hole (11); the upper cover (3) is integrally formed with an inner toothed screw guide column (30), a buckle position (31) and a plurality of insulating pieces (32); the insulating pieces (32) are located at upper distribution wire connection holes (33) of the upper cover (3); the PCBA (2) is placed in a cavity of the upper cover (3) and is fixed in the installation position by assembling the upper cover (3) with the bottom shell (1); the wire insertion hole of the PCBA (2) is embedded at the insulating piece (32) when the PCBA (2) is installed in the cavity of the upper cover (3).
2. The case provided with an insulation structure according to claim 1, characterized by The upper cover (3) is designed with upper distribution wire connection holes (33), and the bottom shell (1) is formed with lower distribution wire connection holes (12); the lower distribution wire connection holes (12) and the upper distribution wire connection holes (33) are each semicircular, and form complete wire distribution connection holes (4) after the bottom shell (1) and the upper cover (3) are assembled.
3. The case provided with an insulation structure according to claim 2, characterized by The position height of the wire distribution connection holes (4) is lower than the height of the PCBA (2) installed in the cavity of the upper cover (3) in the plane.
4. The case provided with an insulation structure according to claim 2, wherein The lower distribution wire connection holes (12) are integrally formed on a pressing plate (13) on one side of the bottom shell (1).
5. The case provided with an insulation structure according to claim 2, wherein The upper distribution wire connection holes (33) are provided with auxiliary positioning holes (34), and the lower distribution wire connection holes (12) are correspondingly formed with auxiliary positioning members (14).
6. The case provided with an insulation structure according to claim 1, wherein The upper cover (3) is made of insulating plastic material.