CN210781624U - Arc-shaped product - Google Patents
Arc-shaped product Download PDFInfo
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- CN210781624U CN210781624U CN201920979339.9U CN201920979339U CN210781624U CN 210781624 U CN210781624 U CN 210781624U CN 201920979339 U CN201920979339 U CN 201920979339U CN 210781624 U CN210781624 U CN 210781624U
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- arc
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- shaped
- positioning
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- 238000010586 diagram Methods 0.000 description 2
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- 238000003780 insertion Methods 0.000 description 1
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Abstract
The utility model provides an arc-shaped product, the arc-shaped product includes arc shell, button and display window form, the button sets up in the inboard of arc shell, the display window form sets up in the outside of arc shell, the arc shell is provided with first mounting hole and first locating hole, be provided with the guide strip in the first mounting hole; the display window body is provided with a second mounting hole and a first positioning column, and the second mounting hole and the first mounting hole are correspondingly arranged; the key is provided with two key caps, a second positioning hole and two pressing contact parts, the two key caps penetrate through the first mounting hole and are arranged in the second mounting hole, the first positioning column penetrates through the first positioning hole and is riveted with the second positioning hole, a matching groove is formed between the two key caps and is connected with the guide strip, and the pressing contact parts are arranged on the inner sides of the key caps. The utility model discloses can realize the firm connection of button, avoid the button to take place phenomenons such as not hard up, drop.
Description
Technical Field
The utility model relates to an arc product technical field specifically is a relate to an arc product.
Background
The connection structure of the arc-shaped shell key and the display window which are common in the market is divided into the following three types: 1. the keys and the display window are directly arranged on the PCB, and then the display window penetrates out of the inner side of the shell and is arranged on the shell, so that the installation is inconvenient, and the display window is easy to damage due to extrusion; 2. the inner wall of the shell is provided with a buckle, and the key and the display window are clamped with the shell, so that the pressing precision of the key is easily influenced due to unreasonable assembly clearance; 3. the display window passes through the screw fixation on the shell, and the button directly sets up on the display window to conveniently press the operation at button surface rubberizing piece, adopt this kind of mode with the button directly set up on the display window outside, the film on the button is damaged very easily, influences the outward appearance nature of product. The three connection modes also have the problems that the keys are not firmly fixed and are easy to loosen and fall off, and the like, and once the keys are loosened, the pressing precision is affected, and the key failure is easy to happen.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an arc product that simple structure, equipment are simple and convenient, the location is firm.
In order to achieve the purpose, the utility model provides an arc-shaped product, which comprises an arc-shaped shell, keys and a display window body, wherein the keys are arranged at the inner side of the arc-shaped shell, the display window body is arranged at the outer side of the arc-shaped shell, the arc-shaped shell is provided with a first mounting hole and a first positioning hole, and a guide strip is arranged in the first mounting hole; the display window body is arranged in an arc shape and provided with a second mounting hole and a first positioning column, the second mounting hole is arranged corresponding to the first mounting hole, and the first positioning column is arranged corresponding to the first positioning hole; the key is provided with two key caps, a second positioning hole and two pressing contact parts, the two key caps penetrate through the first mounting hole and are arranged in the second mounting hole, the first positioning column penetrates through the first positioning hole and is riveted with the second positioning hole, a matching groove is formed between the two key caps and is connected with the guide strip, and the pressing contact parts are arranged on the inner sides of the key caps.
According to the scheme, the first positioning column is arranged on the display window body, the first positioning hole is formed in the arc-shaped shell, the second positioning hole is formed in the key, and the first positioning column sequentially penetrates through the first positioning hole and the second positioning hole and is in hot riveting with the key, so that the arc-shaped shell, the display window body and the key are fixedly connected, firm connection of the key is facilitated, the key is prevented from loosening and falling off, the condition that the key fails is avoided, and noise caused by loosening can be avoided; through set up the guide strip in the first mounting hole at arc shell, set up the cooperation groove between two key caps, the guide strip is connected with the cooperation groove, and when the user pressed the key cap, the guide strip played the guide effect, was favorable to avoiding the key cap to take place the card shell phenomenon, guarantees that the key cap can normally press.
The further scheme is that the outside of arc shell is provided with the mounting groove, and the first end of mounting groove sets up first mounting hole and first locating hole, and the second end of mounting groove sets up the window, and the display window form setting is in the mounting groove.
The second end of the mounting groove is also provided with a fixing hole; the display window body is further provided with a second positioning column, the second positioning column and the first positioning column are respectively arranged on two radial sides of the second mounting hole, and the second positioning column is correspondingly arranged with the fixing hole and is riveted with the fixing hole.
The key is provided with an arc-shaped force arm, the second positioning hole is formed in the middle of the arc-shaped force arm, and the two keycaps are connected to two ends of the arc-shaped force arm respectively; the arc arm of force encloses into and holds the chamber, and two keycaps all set up in holding the chamber.
The further scheme is that the two ends of the arc-shaped force arm are respectively provided with an extending part, the extending parts extend towards the center of the accommodating cavity, the keycap is arranged on the extending parts and protrudes out of the surface of the arc-shaped force arm, and the pressing contact part is arranged at one end, close to the extending parts, of the inner side of the keycap.
Still further, the axial section of the arc-shaped force arm is set to be an arc larger than a semicircle, and the keycap is set to be fan-shaped.
According to the scheme, the hot riveting point is arranged in the middle of the arc-shaped force arm to form a fulcrum by arranging the arc-shaped force arm, the keycap is arranged at the end parts of the two ends of the arc-shaped force arm, and the pressing contact part is arranged on one side close to the end part of the arc-shaped force arm, so that the keycap can swing relative to the fulcrum, the swinging of the pressing contact part in the pressing process can be reduced, and the pressing precision of the key can be improved; through setting up the arc arm of force into the circular arc that is greater than the semicircle, can alleviate and press the atress, be favorable to improving user's comfort level.
The further proposal is that the guide strip is arranged into a strip structure with a large middle part and small two ends;
a first round angle is arranged between the first end of the guide strip and the hole wall of the first mounting hole, a second round angle is arranged between the second end of the guide strip and the hole wall of the first mounting hole, and the radius of the second round angle is larger than that of the first round angle.
The further proposal is that the matching groove is arranged into a strip-shaped groove structure with wide middle and small two ends; the keycap is provided with a step, the step is arranged in the matching groove, and the step is abutted to the end face of the guide strip.
By above-mentioned scheme, be greater than first fillet through setting up the second fillet, when pressing the key cap for the one end that riveting point was kept away from to first mounting hole has great space, is favorable to pressing operation of key cap, avoids the button to be blocked, influences and presses the function.
Drawings
Fig. 1 is an exploded view of an arc product according to an embodiment of the present invention.
Fig. 2 is an enlarged view at a in fig. 1.
Fig. 3 is a partial view of an arcuate product according to an embodiment of the invention.
Fig. 4 is a partial view of an arcuate housing in accordance with an embodiment of the present invention.
Fig. 5 is a structural diagram of a key according to an embodiment of the present invention.
Fig. 6 is a front view of a key according to an embodiment of the present invention.
Fig. 7 is a sectional view at B in fig. 6.
The present invention will be further explained with reference to the drawings and examples.
Detailed Description
Arcuate product embodiments
Referring to fig. 1 and 2, fig. 1 is an exploded view of an arc product according to an embodiment of the present invention. Fig. 2 is an enlarged view at a in fig. 1. The arc product of this embodiment includes arc shell 2, button 1 and display window form 3, and button 1 sets up in the inboard of arc shell 2, and display window form 3 sets up in the outside of arc shell 2. The outer side of the arc-shaped shell 2 is provided with a mounting groove 21, and the mounting groove 21 is inwards recessed along the outer surface of the arc-shaped shell 2. The first end of the mounting groove 21 is provided with a first mounting hole 22 and two first positioning holes 24, and the two first positioning holes 24 are vertically arranged on the same side of the first mounting hole 22. The first mounting hole 22 and the two first positioning holes 24 both penetrate through the thickness direction of the arc-shaped housing 2 along the groove bottom of the mounting groove 21. A guide strip 23 is arranged in the first mounting hole 22, the guide strip 23 is horizontally arranged, and a first end of the guide strip 23 points to the middle of the two first positioning holes 24. The second end of the mounting groove 21 is provided with a window 26 and two fixing holes 25. The window 26 is arranged as a rectangle for the display module to set. Two fixing holes 25 are respectively provided on upper and lower sides of the window 26.
The key 1 is provided with an arc-shaped force arm 12, two second positioning holes 13 and two keycaps 11. The two second positioning holes 13 are arranged in the middle of the arc-shaped force arm 12 along the arc length direction of the arc-shaped force arm 12. Two key caps 11 are arranged at two ends of the arc-shaped force arm 12. A matching groove 14 is formed between the two keycaps 11, the two second positioning holes 13 are symmetrically arranged on the central line of the matching groove 14 in the length direction, and the two keycaps 11 are symmetrically arranged on the central line of the matching groove 14 in the length direction.
Referring to fig. 3, fig. 3 is a partial view of an arc-shaped product according to an embodiment of the present invention. The first positioning column 32 of the display window 3 sequentially penetrates through the first positioning hole 24 of the arc-shaped shell 2 and the second positioning hole 13 of the key 1 to be riveted with the key 1. The surface of the arc force arm 12 of the key 1 is tightly attached to the inner surface of the arc shell 2. The key cap 11 of the key 1 is disposed in the second mounting hole 31 of the display window 3 through the first mounting hole 22 of the arc-shaped housing 2. The fitting groove 14 of the key 1 is connected with the guide bar 23 of the arc-shaped housing 2. And a second positioning column 33 of the display window 3 penetrates through the fixing hole 25 of the arc-shaped shell 2 and is riveted with the arc-shaped shell 2. The key 1 has a press contact portion 15 provided on the inner side of the key top 11, and the press contact portion 15 has a cross-shaped configuration.
Referring to fig. 4, fig. 4 is a partial view of an arc shell according to an embodiment of the present invention. The guide bar 23 is a bar structure with a large middle part and small two ends. Specifically, the first end of the guide bar 23 is provided with two first steps, and the two first steps are symmetrically arranged on two sides of the guide bar 23 in the length direction. A first rounded corner 231 is provided between the first step and the wall of the first mounting hole 22. The second end of the guide strip 23 is provided with two second steps, and the two second steps are symmetrically arranged on two sides of the guide strip 23 in the length direction. A second rounded corner 232 is provided between the second step and the wall of the first mounting hole 22. The radius of the second rounded corner 232 is greater than the radius of the first rounded corner 231.
Referring to fig. 5, fig. 5 is a structural diagram of a key according to an embodiment of the present invention. An accommodating cavity is defined by the arc-shaped force arm 12 of the key 1, and the two keycaps 11 are respectively arranged up and down with the accommodating cavity. The section of the keycap 11 is fan-shaped, and the arc-shaped force arm 12 is concentric with the keycap 11. The outer surface of the key cap 11 protrudes out of the surface of the arc-shaped force arm 12. The two ends of the arc-shaped force arm 12 are respectively provided with an extending part 122, and the extending parts 122 extend towards the center of the accommodating cavity along the end parts of the two ends of the arc-shaped force arm 12. The key cap 11 overlaps the side of the extension 122. The press contact portion 15 is provided on a side close to the extension portion 122. A first end of one arm of the press contact portion 15 is connected to the end surface of the extension portion 122, and a second end of the arm is connected to a groove wall of the mating groove 14.
Referring to fig. 6, fig. 6 is a front view of a key according to an embodiment of the present invention. The section of the arc force arm 12 of the key 1 in the axial direction is set to be a circular arc larger than a semicircle. The keycap 11 is arranged in a fan shape, the keycap 11 comprises an arc surface part 111 and a straight surface part 112, and a preset gap 113 is formed between the arc surface part 111 and the inner side surface of the accommodating cavity in the radial direction of the arc-shaped force arm 12. The two straight surface portions 112 form a fitting groove 14 therebetween. The fitting groove 14 is a strip-shaped groove structure with a wide middle part and small two ends. Specifically, two ends of the straight surface portion 112 in the length direction are respectively provided with a protrusion, and the protrusions on the two keycaps 11 are oppositely arranged. The junction of the straight face part 112 and the cambered face part 111 is provided with a cambered smooth transition.
Referring to fig. 7 in conjunction with fig. 6, fig. 7 is a sectional view at B in fig. 6. The step 16 is provided on the straight surface portion 112 of the key top 11, the step 16 is provided on the side close to the press contact portion 15, and the steps 16 on the two key tops 11 are symmetrically provided. The step 16 projects toward the center of the fitting groove 14, and the step 16 is adapted to abut against the end face of the guide strip 23.
Method of assembly embodiment
The assembling method of the embodiment can be used for assembling the arc-shaped product. The assembly method of the present embodiment includes the steps of:
in step S01, two first positioning posts of the display window correspondingly penetrate through two first positioning holes from the outer side of the arc-shaped outer shell, and two second positioning posts of the display window correspondingly penetrate through two fixing holes from the outer side of the arc-shaped outer shell. Wherein, the outside of arc shell sets up the mounting groove, and first locating hole and fixed orifices all set up in the mounting groove, show the window form and run through the arc shell from the mounting groove.
And then executing step S02, sleeving the key on the positioning column from the inner side of the arc-shaped shell, and arranging the two keycaps of the key in the second mounting hole of the display window through the first mounting hole of the arc-shaped shell.
Wherein, set up the guide strip in the first mounting hole, the guide strip sets up to the big, the little bar structure in both ends in middle part. Set up the cooperation groove between two key caps, the cooperation groove sets up to middle width, the strip groove structure that both ends are little. The guide strip is connected with the matching groove. A first round angle is arranged between the first end of the guide strip and the hole wall of the first mounting hole, a second round angle is arranged between the second end of the guide strip and the hole wall of the first mounting hole, and the radius of the second round angle is larger than that of the first round angle. The corner of one end, close to the second positioning hole, of the keycap is abutted with the first round angle, and the corner of one end, far away from the second positioning hole, of the keycap is abutted with the second round angle. Set up the step on the key cap, the step setting is in the cooperation inslot, and when the key cap inserted first mounting hole, the step was with the terminal surface butt of guide strip to the depth of insertion of restriction button.
And step S03 is executed, the two first positioning posts are fixedly connected with the second positioning holes of the keys by a hot riveting method, and the two second positioning posts are connected with the fixing holes of the arc-shaped shell by a hot riveting method.
Claims (8)
1. The utility model provides an arc product, includes arc shell, button and shows the window form, the button sets up the inboard of arc shell, it is in to show the window form setting the outside of arc shell, its characterized in that:
the arc-shaped shell is provided with a first mounting hole and a first positioning hole, and a guide strip is arranged in the first mounting hole;
the display window body is arranged in an arc shape, the display window body is provided with a second mounting hole and a first positioning column, the second mounting hole and the first mounting hole are correspondingly arranged, and the first positioning column and the first positioning hole are correspondingly arranged;
the button is provided with two key caps, second locating hole and two and presses the contact site, two the key cap runs through first mounting hole sets up in the second mounting hole, first locating column passes first locating hole with the riveting of second locating hole, two set up the cooperation groove between the key cap, the cooperation groove with the guide strip is connected, presses the contact site setting and is in the inboard of key cap.
2. The arcuate product according to claim 1, wherein:
the outer side of the arc-shaped shell is provided with a mounting groove, a first end of the mounting groove is provided with the first mounting hole and the first positioning hole, a second end of the mounting groove is provided with a window, and the display window is arranged in the mounting groove.
3. The arcuate product according to claim 2, wherein:
the second end of the mounting groove is also provided with a fixing hole;
the display window body is further provided with a second positioning column, the second positioning column and the first positioning column are arranged on two radial sides of the second mounting hole respectively, and the second positioning column and the fixing hole are correspondingly arranged and riveted.
4. The arcuate product according to claim 1, wherein:
the key is provided with an arc-shaped force arm, the second positioning hole is formed in the middle of the arc-shaped force arm, and the two keycaps are connected to two ends of the arc-shaped force arm respectively;
the arc arm of force encloses into and holds the chamber, two the key cap all sets up hold in the chamber.
5. The arcuate product according to claim 4, wherein:
the two ends of the arc-shaped force arm are respectively provided with an extending part, the extending parts extend towards the center of the containing cavity, the keycap is arranged on the extending parts and protrudes out of the surface of the arc-shaped force arm, and the pressing contact part is arranged on the inner side of the keycap and close to one end of the extending part.
6. The arcuate product according to claim 5, wherein:
the cross section of the arc-shaped force arm in the axial direction is set to be a circular arc larger than a semicircle, and the keycap is set to be fan-shaped.
7. The arcuate product according to any one of claims 1 to 6, wherein:
the guide strip is of a strip structure with a large middle part and small two ends;
the first end of the guide strip and the hole wall of the first mounting hole are provided with a first round angle, the second end of the guide strip and the hole wall of the first mounting hole are provided with a second round angle, and the radius of the second round angle is larger than that of the first round angle.
8. The arcuate product of claim 7, wherein:
the matching groove is of a strip-shaped groove structure with a wide middle part and small two ends;
the keycap is provided with a step, the step is arranged in the matching groove, and the step is abutted to the end face of the guide strip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920979339.9U CN210781624U (en) | 2019-06-26 | 2019-06-26 | Arc-shaped product |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920979339.9U CN210781624U (en) | 2019-06-26 | 2019-06-26 | Arc-shaped product |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210781624U true CN210781624U (en) | 2020-06-16 |
Family
ID=71112117
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920979339.9U Withdrawn - After Issue CN210781624U (en) | 2019-06-26 | 2019-06-26 | Arc-shaped product |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210781624U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110366341A (en) * | 2019-06-26 | 2019-10-22 | 珠海三威注塑模具有限公司 | A kind of arc-shaped product and its assemble method |
-
2019
- 2019-06-26 CN CN201920979339.9U patent/CN210781624U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110366341A (en) * | 2019-06-26 | 2019-10-22 | 珠海三威注塑模具有限公司 | A kind of arc-shaped product and its assemble method |
| CN110366341B (en) * | 2019-06-26 | 2024-05-07 | 珠海三威注塑模具有限公司 | Arc-shaped product and assembling method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20200616 Effective date of abandoning: 20240507 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20200616 Effective date of abandoning: 20240507 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |