CN219698149U - Electronic device injection molding frame with elastic adaptation structure - Google Patents
Electronic device injection molding frame with elastic adaptation structure Download PDFInfo
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- CN219698149U CN219698149U CN202321017084.0U CN202321017084U CN219698149U CN 219698149 U CN219698149 U CN 219698149U CN 202321017084 U CN202321017084 U CN 202321017084U CN 219698149 U CN219698149 U CN 219698149U
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- edge strip
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- 238000001746 injection moulding Methods 0.000 title claims abstract description 14
- 230000006978 adaptation Effects 0.000 title claims abstract description 6
- 238000002347 injection Methods 0.000 claims description 10
- 239000007924 injection Substances 0.000 claims description 10
- 230000003044 adaptive effect Effects 0.000 claims 4
- 230000009286 beneficial effect Effects 0.000 description 18
- 230000005489 elastic deformation Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 2
- 230000001788 irregular Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model discloses an electronic device injection molding frame with an elastic adaptation structure, which comprises a rectangular frame, wherein the rectangular frame comprises a top edge strip and a bottom edge strip, and the top edge strip is connected with the bottom edge strip through two parallel side edge strips; the Z-shaped arms are positioned at the junctions of the side strips, the top strips and the bottom strips, the widths of the Z-shaped arms are smaller than the widths of the top strips, the bottom strips and the side strips, each Z-shaped arm comprises two parallel longitudinal arms, and the opposite ends of the two longitudinal arms are integrally connected through a transverse arm; the longitudinal arm is provided with convex points expanding towards two sides; the extending directions of the longitudinal arms in the Z-shaped arms at the two ends of the top edge strip are mutually perpendicular to the extending directions of the longitudinal arms in the Z-shaped arms at the two ends of the bottom edge strip. The utility model is suitable for being used as an internal rectangular injection molding frame of an electronic product, can improve the depth deformation capability of the rectangular frame in the thickness direction, is suitable for the position relation of various components and screws, and has enough rigidity of main strakes.
Description
Technical Field
The utility model relates to the field of injection molding parts for electronic products, in particular to an injection molding frame of an electronic device with an elastic adaptation structure.
Background
The housing of the electronic product often uses a large number of injection molded parts, such as the frame of the display and the frame of the injection molded part of the pen-point computer keyboard area. Sometimes the frame is also provided with an inner frame and an outer frame which are distinguished, the outer frame mainly plays an attractive role, and the inner frame mainly plays a role of limiting connection for internal components.
The outer frame is generally an integral injection molding piece, and has high requirement on uniformity of dimensional accuracy. The inner frame has low requirement on dimensional accuracy after final assembly, but has strong adaptability, and mainly is to adapt to the accumulated errors after assembly of a plurality of components, so the inner frame has certain deformation adaptability, but the deformation cannot be irregular and uncontrollable, otherwise, the inner frame has negative influence on the assembly.
Disclosure of Invention
The utility model aims to solve the problem of providing the electronic device injection molding frame with the elastic adaptation structure, which is suitable for being used as an internal rectangular injection molding frame of an electronic product, can improve the deep and shallow deformation capability of the rectangular frame in the thickness direction so as to adapt to the position relation of various components and screws, and has enough rigidity of main strakes.
In order to solve the above problems, the utility model provides an injection molding frame of an electronic device with an elastic adapting structure, and in order to achieve the above purposes, the technical scheme adopted by the utility model for solving the technical problems is as follows:
an electronic device injection molded bezel with a resilient compliant structure, comprising: the rectangular frame comprises a top edge strip and a bottom edge strip, and the top edge strip is connected with the bottom edge strip through two parallel side edges; the Z-shaped arms are positioned at the junctions of the side strips, the top strips and the bottom strips, the widths of the Z-shaped arms are smaller than the widths of the top strips, the bottom strips and the side strips, each Z-shaped arm comprises two parallel longitudinal arms, and the opposite ends of the two longitudinal arms are integrally connected through a transverse arm; the longitudinal arm is provided with convex points expanding towards two sides; the extending directions of the longitudinal arms in the Z-shaped arms at the two ends of the top edge strip are mutually perpendicular to the extending directions of the longitudinal arms in the Z-shaped arms at the two ends of the bottom edge strip.
The beneficial effects of adopting above-mentioned technical scheme are: the technical scheme provides an internal rectangular injection molding frame for electronic products, which is very suitable for limiting various components and is convenient for fastening screws and the like. Because of the design of the slender and bent Z-shaped arms at each corner of the rectangular frame, the rectangular frame has some elastic deformation capacity, namely, the rectangular frame is deformed by the Z-shaped arms with relatively weak structural strength. The top edge strip, the bottom edge strip and the side edge strip respectively have certain rigidity, are not easy to deform, but the mutual position relationship of the top edge strip, the bottom edge strip and the side edge strip is easy to change, namely the mutual depth dislocation change of the top edge strip, the bottom edge strip and the side edge strip is easy, so that the top edge strip, the bottom edge strip and the side edge strip can be changed adaptively no matter where components are higher or screws are screwed deeper or shallower.
The design of the convex points is to strengthen the local structural strength and avoid the breakage of the Z-shaped arm at the position.
In addition, the Z-shaped arms are oriented in a pairwise vertical manner, so that the deformation capability of the rectangular frame along each direction is relatively uniform, and the rectangular frame is not provided with the unidirectional obvious deformation adaptability.
As a further improvement of the utility model, the rectangular frame is provided with four Z-shaped arms, and the connecting lines of the centers of the adjacent Z-shaped arms form an isosceles trapezoid.
The beneficial effects of adopting above-mentioned technical scheme are: the connecting line is not parallelogram, or in order to avoid deformation of the rectangular frame in another direction, namely, the technical scheme mainly improves the deformation capacity of the rectangular frame along the thickness direction, but can not improve the deformation degree of the rectangular frame along the direction perpendicular to the thickness direction.
As a further development of the utility model, the longitudinal arms and the transverse arms have the same width, and the longitudinal arms and the transverse arms each have a length greater than the respective width.
The beneficial effects of adopting above-mentioned technical scheme are: the Z-shaped arm is slender, and even if the Z-shaped arm is integrally injection-molded with the top edge strip, the bottom edge strip and the side edge strip, the Z-shaped arm is made of the same material and can have relatively obvious elastic deformation capability.
As a further development of the utility model, the interface of the longitudinal and transverse arms is transitioned by means of rounded corners.
The beneficial effects of adopting above-mentioned technical scheme are: the fillet is multiple, so that stress concentration and breakage of the Z-shaped arm can be avoided.
As a further improvement of the utility model, the side strips comprise a horizontal section and a vertical section which are integrally and vertically connected, the length of the horizontal section is shorter than that of the vertical section, the extending direction of the horizontal section is parallel to the top strip, and the horizontal section is connected with the top strip through a Z-shaped arm.
The beneficial effects of adopting above-mentioned technical scheme are: the design is convenient for the layout of the Z-shaped arms in two-to-two vertical orientations.
As a further improvement of the utility model, the opposite ends of the horizontal section and the top edge strip are provided with backward notches, and Z-shaped arms are arranged at the positions of the backward notches.
The beneficial effects of adopting above-mentioned technical scheme are: the receding notch gives room for the Z-arm layout to be convenient because the Z-arm must be of a certain length.
As a further improvement of the utility model, one end of the vertical section of the side strip is provided with a lower extension arm, the root of the lower extension arm forms a first internal corner part, and the Z-shaped arm between the bottom strip and the side strip is positioned at a position surrounded by the first internal corner part; the two ends of the bottom edge strip are provided with concave second reentrant corners, and the top of the lower extension arm is positioned at a position surrounded by the second reentrant corners.
The beneficial effects of adopting above-mentioned technical scheme are: the concave corners and the convex parts are matched with each other in a concave-convex way, and the shape of more parts is beneficial to the control of the dimensional stability of the rectangular frame.
As a further development of the utility model, a gap of equal width is formed between the contour of the lower extension arm and the contour of the second internal corner.
The beneficial effects of adopting above-mentioned technical scheme are: the gaps are used for enabling the top edge strip, the bottom edge strip and the side edge strip to be disconnected with other parts except the Z-shaped arms, but the gaps are narrow, namely, the gaps are used for providing deformation adaptability of a controllable range.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive effort to a person skilled in the art.
FIG. 1 is a front view of one embodiment of the present utility model;
FIG. 2 is a perspective view of one embodiment of the present utility model;
FIG. 3 is an enlarged view of a portion of an embodiment of the present utility model at A;
FIG. 4 is an enlarged view of a portion at B of one embodiment of the present utility model;
FIG. 5 is an enlarged view of a portion at C of one embodiment of the present utility model;
FIG. 6 is a partial enlarged view at D of one embodiment of the present utility model;
FIG. 7 is a perspective view of one embodiment of the present utility model;
fig. 8 is a partial enlarged view at E of an embodiment of the present utility model.
1-roof side strips; 2-side strips; 2 a-horizontal segment; 2 b-vertical section; 2 c-a lower extension arm; 2 d-a first female corner; 3-bottom edge strips; 3 a-a second female corner; 4-a retreating notch; a 5-Z arm; 5 a-bump; 5 b-longitudinal arms; 5 c-transverse arm.
Detailed Description
The following describes the present utility model in further detail with reference to specific examples:
in order to achieve the object of the present utility model, an injection molding frame for an electronic device with an elastic adapting structure comprises: the rectangular frame comprises a top edge strip 1 and a bottom edge strip 3, wherein the top edge strip 1 is connected with the bottom edge strip 3 through two parallel side edge strips 2; the Z-shaped arms 5 are positioned at the junctions of the side strips 2, the top strips 1 and the bottom strips 3, the widths of the Z-shaped arms 5 are smaller than the widths of the top strips 1, the bottom strips 3 and the side strips 2, each Z-shaped arm 5 comprises two parallel longitudinal arms 5b, and the opposite ends of the two longitudinal arms 5b are integrally connected through a transverse arm 5 c; as shown in fig. 4, the longitudinal arm 5b has a convex point 5a which is expanded to both sides; as shown in fig. 1, the extending direction of the longitudinal arms 5b in the Z-shaped arms 5 at the two ends of the top edge strip 1 is perpendicular to the extending direction of the longitudinal arms 5b in the Z-shaped arms 5 at the two ends of the bottom edge strip 3. The top side strip 1, the bottom side strip 3 and the side strip 2 are provided with through holes for screws to pass through.
The beneficial effects of adopting above-mentioned technical scheme are: the technical scheme provides an internal rectangular injection molding frame for electronic products, which is very suitable for limiting various components and is convenient for fastening screws and the like. Because of the design of the slender and bent Z-shaped arms at each corner of the rectangular frame, the rectangular frame has some elastic deformation capacity, namely, the rectangular frame is deformed by the Z-shaped arms with relatively weak structural strength. The top edge strip, the bottom edge strip and the side edge strip respectively have certain rigidity, are not easy to deform, but the mutual position relationship of the top edge strip, the bottom edge strip and the side edge strip is easy to change, namely the mutual depth dislocation change of the top edge strip, the bottom edge strip and the side edge strip is easy, so that the top edge strip, the bottom edge strip and the side edge strip can be changed adaptively no matter where components are higher or screws are screwed deeper or shallower. The design of the convex points is to strengthen the local structural strength and avoid the breakage of the Z-shaped arm at the position. In addition, the Z-shaped arms are oriented in a pairwise vertical manner, so that the deformation capability of the rectangular frame along each direction is relatively uniform, and the rectangular frame is not provided with the unidirectional obvious deformation adaptability.
In other embodiments of the present utility model, the rectangular frame has four Z-shaped arms 5, and the connection lines of the centers of the adjacent Z-shaped arms 5 in turn form an isosceles trapezoid.
The beneficial effects of adopting above-mentioned technical scheme are: the connecting line is not parallelogram, or in order to avoid deformation of the rectangular frame in another direction, namely, the technical scheme mainly improves the deformation capacity of the rectangular frame along the thickness direction, but can not improve the deformation degree of the rectangular frame along the direction perpendicular to the thickness direction.
In other embodiments of the present utility model, the longitudinal arm 5b and the transverse arm 5c have the same width, and the longitudinal arm 5b and the transverse arm 5c each have a length greater than the respective width.
The beneficial effects of adopting above-mentioned technical scheme are: the Z-shaped arm is slender, and even if the Z-shaped arm is integrally injection-molded with the top edge strip, the bottom edge strip and the side edge strip, the Z-shaped arm is made of the same material and can have relatively obvious elastic deformation capability.
In other embodiments of the utility model, the interface of the longitudinal arm 5b and the transverse arm 5c is transitioned by rounded corners.
The beneficial effects of adopting above-mentioned technical scheme are: the fillet is multiple, so that stress concentration and breakage of the Z-shaped arm can be avoided.
In other embodiments of the utility model, the side strip 2 comprises a horizontal section 2a and a vertical section 2b which are integrally and vertically connected, the length of the horizontal section 2a is shorter than that of the vertical section 2b, the extending direction of the horizontal section 2a is parallel to the top strip 1, and the horizontal section 2a is connected with the top strip 1 through a Z-shaped arm 5.
The beneficial effects of adopting above-mentioned technical scheme are: the design is convenient for the layout of the Z-shaped arms in two-to-two vertical orientations.
In other embodiments of the utility model, the opposite ends of the horizontal section 2a and the top edge strip 1 are provided with a backward notch 4, and a Z-shaped arm 5 is arranged at the position of the backward notch 4.
The beneficial effects of adopting above-mentioned technical scheme are: the receding notch gives room for the Z-arm layout to be convenient because the Z-arm must be of a certain length.
In other embodiments of the utility model, one end of the vertical section 2b of the side bar 2 is provided with a lower extension arm 2c, the root of the lower extension arm 2c forms a first internal corner 2d, and the Z-shaped arm 5 between the bottom edge bar 3 and the side bar 2 is positioned at a position surrounded by the first internal corner 2 d; the two ends of the bottom edge strip 3 are provided with recessed second internal corners 3a, and the top of the lower extension arm 2c is positioned at a position surrounded by the second internal corners 3 a.
The beneficial effects of adopting above-mentioned technical scheme are: the concave corners and the convex parts are matched with each other in a concave-convex way, and the shape of more parts is beneficial to the control of the dimensional stability of the rectangular frame.
In other embodiments of the present utility model, as shown in fig. 5 and 6, the contour of the lower extension arm 2c and the contour of the second internal corner 3a form an equal-width gap therebetween.
The beneficial effects of adopting above-mentioned technical scheme are: the gaps are used for enabling the top edge strip, the bottom edge strip and the side edge strip to be disconnected with other parts except the Z-shaped arms, but the gaps are narrow, namely, the gaps are used for providing deformation adaptability of a controllable range.
The extending direction of the bump 5a is perpendicular to the thickness direction of the rectangular frame.
Fig. 2 and 7 show the front and back sides of the product, respectively. With fig. 1 and 2 being the front side of the product, fig. 7 is the back side of the product.
The above embodiments are only for illustrating the technical concept and features of the present utility model, and are intended to enable those skilled in the art to understand the content of the present utility model and to implement the same, but are not intended to limit the scope of the present utility model, and all equivalent changes or modifications made according to the spirit of the present utility model should be included in the scope of the present utility model.
Claims (8)
1. An electronic device injection molding frame with an elastic adaptation structure, which is characterized by comprising:
the rectangular frame comprises a top edge strip and a bottom edge strip, wherein the top edge strip is connected with the bottom edge strip through two parallel side edges;
the Z-shaped arms are positioned at the junctions of the side strips, the top strips and the bottom strips, the widths of the Z-shaped arms are smaller than the widths of the top strips, the bottom strips and the side strips, each Z-shaped arm comprises two parallel longitudinal arms, and the opposite ends of the two longitudinal arms are integrally connected through a transverse arm;
the longitudinal arm is provided with convex points expanding towards two sides;
the extending directions of the longitudinal arms in the Z-shaped arms at the two ends of the top edge strip are mutually perpendicular to the extending directions of the longitudinal arms in the Z-shaped arms at the two ends of the bottom edge strip.
2. The electronic device injection molded bezel with resilient adaptive structure of claim 1, wherein: the rectangular frame is provided with four Z-shaped arms, and connecting lines of the centers of the adjacent Z-shaped arms form an isosceles trapezoid.
3. The electronic device injection molded bezel with resilient adaptive structure of claim 1, wherein: the longitudinal arms and the transverse arms have the same width, and the lengths of the longitudinal arms and the transverse arms are respectively larger than the widths of the longitudinal arms and the transverse arms.
4. The electronic device injection molded bezel with resilient adaptive structure of claim 1, wherein: the juncture of the longitudinal arm and the transverse arm is transited by a fillet.
5. The electronic device injection molded bezel with resilient adaptive structure of claim 1, wherein: the side strip comprises a horizontal section and a vertical section which are integrally and vertically connected, the length of the horizontal section is shorter than that of the vertical section, the extending direction of the horizontal section is parallel to the top edge strip, and the horizontal section is connected with the top edge strip through a Z-shaped arm.
6. The resilient conformable electronic device injection molded bezel of claim 5, wherein: the opposite ends of the horizontal section and the top edge strip are provided with backward notches, and Z-shaped arms are arranged at the positions of the backward notches.
7. The resilient conformable electronic device injection molded bezel of claim 5, wherein: one end of the vertical section of the side bar is provided with a lower extending arm, the root of the lower extending arm forms a first internal corner, and a Z-shaped arm between the bottom side bar and the side bar is positioned at a position surrounded by the first internal corner; the both ends of bottom edge strip possess sunken second reentrant corner portion, the top of lower extension arm is located the position that second reentrant corner portion encircleed.
8. The resilient conformable electronic device injection molded bezel of claim 7, wherein: and a gap with equal width is formed between the outline of the lower extension arm and the outline of the second internal corner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321017084.0U CN219698149U (en) | 2023-04-28 | 2023-04-28 | Electronic device injection molding frame with elastic adaptation structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321017084.0U CN219698149U (en) | 2023-04-28 | 2023-04-28 | Electronic device injection molding frame with elastic adaptation structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219698149U true CN219698149U (en) | 2023-09-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321017084.0U Active CN219698149U (en) | 2023-04-28 | 2023-04-28 | Electronic device injection molding frame with elastic adaptation structure |
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| Country | Link |
|---|---|
| CN (1) | CN219698149U (en) |
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2023
- 2023-04-28 CN CN202321017084.0U patent/CN219698149U/en active Active
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