CN213483626U - Knob switch with display - Google Patents
Knob switch with display Download PDFInfo
- Publication number
- CN213483626U CN213483626U CN202022082506.5U CN202022082506U CN213483626U CN 213483626 U CN213483626 U CN 213483626U CN 202022082506 U CN202022082506 U CN 202022082506U CN 213483626 U CN213483626 U CN 213483626U
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- lampshade
- inner ring
- lamp panel
- middle shell
- groove
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- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 239000012634 fragment Substances 0.000 description 8
- 239000004576 sand Substances 0.000 description 4
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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- Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
Abstract
The utility model relates to a knob switch with display, which comprises a cover plate, a lampshade, a middle shell, a lamp plate, a base, a positioning elastic sheet and a brush; the lampshade, the lamp panel and the base are sequentially fixed to form a central shaft assembly and are arranged in the hollow part of the middle shell, the lamp panel is provided with a coding circuit piece and a light-emitting circuit piece, the coding circuit piece is located on the outer circumference of the light-emitting circuit piece, the lampshade is provided with a light guide part penetrating through a through hole in the axis of the inner ring, the middle shell is provided with an inner ring located between the lampshade and the lamp panel, the positioning elastic pieces and the brush are respectively located on two sides of the inner ring in the axial direction, the positioning elastic pieces are fixed on the lampshade; when the middle shell is rotated, the positioning elastic sheet and the wave teeth on the inner ring cooperate to generate a rotating gear hand feeling, and the brush and the coding circuit chip of the lamp panel cooperate to generate a coding signal. The utility model discloses the knob switch of relative traditional area demonstration has removed support and code body, reduces knob switch's structure, makes thickness can reduce, has reduced manufacturing cost.
Description
Technical Field
The utility model relates to a rotary switch technical field, in particular to rotary switch who shows in area.
Background
Along with the continuous development of society, the iteration is updated fast to the electronic product, in the middle of present electronic product, need use the switch of various differences, wherein rotary switch is owing to shift gears convenient operation, widely used by people, the quill shaft encoder that needs to use in rotary switch, assemble into rotary switch with quill shaft encoder, digital display tube, push switch etc. traditionally, make rotary switch's structure more complicated, the equipment process is more simultaneously, and be difficult to further reduce traditional rotary switch's thickness in the aspect of the design, consequently it is necessary to design a novel rotary switch who shows.
SUMMERY OF THE UTILITY MODEL
In order to solve the defects of the prior art, the utility model provides a rotary switch with display, it sets up the coding circuit piece on the lamp plate, sets up the brush between mesochite inner ring and lamp plate, will fix a position the shell fragment setting between lamp shade and mesochite inner ring to remove support and the code body in the rotary switch of traditional area demonstration.
In order to achieve the above purpose, the utility model provides a technical scheme does: a knob switch with a display comprises a cover plate, a lampshade for displaying, a middle shell used as a knob, a lamp panel, a base, an annular positioning elastic sheet and a brush; the lampshade, the lamp panel and the base are sequentially fixed to form a central shaft assembly and are arranged in a hollow portion of the middle shell, the lamp panel is provided with a coding circuit piece and a light emitting circuit piece for mounting a light source, the coding circuit piece is located on the outer circumference of the light emitting circuit piece, the lampshade is provided with a light guide portion which penetrates through a through hole in the axis of the inner ring and guides light rays at the light emitting circuit piece to a display surface of the lampshade, the middle shell is provided with an inner ring located between the lampshade and the lamp panel, the positioning elastic pieces and the brushes are located on two sides of the inner ring in the axial direction respectively, the positioning elastic pieces are fixed on the lampshade, and the brushes are fixed; when the middle shell is rotated, the positioning elastic sheet and the wave teeth on the inner ring cooperate to generate rotating gear hand feeling, and the brush and the coding circuit chip of the lamp panel cooperate to generate a coding signal.
In the technical scheme, one side of the inner ring close to the positioning elastic sheet is provided with an annular first sinking groove, the other side of the inner ring close to the brush is provided with an annular second sinking groove, the circle of wavy teeth are arranged at the bottom of the first sinking groove, and the brush is riveted and fixed on the second sinking groove through a first riveting column at the bottom of the second sinking groove.
In the above technical scheme, the lampshade is provided with an annular third sinking groove on the outer circumference of the light guide part, and the positioning elastic sheet is riveted and fixed in the third sinking groove through a second riveting column at the bottom of the third sinking groove.
In the above technical scheme, the positioning elastic sheet is provided with a pair of clamping lugs and at least one salient point cooperating with the wavy teeth, the lampshade is provided with a pair of clamping grooves clamped with the pair of clamping lugs at the edge of the third sinking groove, and the second riveting column is located at the clamping grooves.
In the technical scheme, a circle of fixed bearing matched with the shape of the inner ring through hole is arranged on the outer circumference of the light guide part of the lampshade, and the outer wall of the fixed bearing is in clearance fit with the inner wall of the inner ring through hole.
In the above technical scheme, the lamp plate is provided with an annular contact groove between luminescent circuit piece and coding circuit piece, the inner ring of mesochite is provided with round annular sand grip at the edge of through-hole, the sand grip be located the contact groove and with contact groove tank bottom sliding contact, make the inner ring of mesochite install between lamp plate and lamp shade and make the mesochite install on axis subassembly is outer circumferentially under the elastic support of clearance fit, the rigid support of sand grip and the location shell fragment of fixing bearing and through-hole inner wall.
In the technical scheme, the edge of the base is provided with a positioning block clamped with the positioning groove at the edge of the lamp panel and a plurality of first fixing columns clamped with the first fixing holes at the edge of the lamp panel; the lampshade is provided with a second fixing column clamped with the second fixing hole of the lamp panel; the inner wall of the cover plate is provided with a plurality of buckles clamped with the clamping positions at the edge of the lampshade, a fool-proof block and a position-avoiding groove corresponding to the clamping lug, and the fool-proof block and the lampshade are arranged in parallel in the axial direction and inserted into the fool-proof slot at the edge of the lampshade.
In the technical scheme, the outer diameter of the lamp panel and the outer diameter of the lampshade are both larger than the inner diameter of the middle shell through hole.
In the technical scheme, the inner ring is provided with a first boss and a second boss respectively along the edge of the through hole on the two axial sides, the first boss extends to a third sinking groove of the lampshade, the raised strip is arranged on the end face of the second boss, the edge of the lampshade is provided with an annular third boss, the third boss extends to the first sinking groove of the inner ring, and the positioning elastic piece is located between the first boss and the third boss.
In the above technical scheme, the base is provided with the hole of keeping away that supplies lamp plate connection socket to pass.
The utility model has the advantages of, the utility model has the advantages of reasonable structure, novel in design, the practicality is strong, through will forming location shell fragment and the wave tooth that the location gear was felt and set up respectively on lamp shade and mesochite inner ring, will be used for forming the brush and the coding circuit piece of code signal and set up respectively on mesochite inner ring and lamp plate to the knob switch of the relative traditional area demonstration can remove support and code body, reduces knob switch's structure, makes knob switch's thickness can obtain reducing, has reduced manufacturing cost.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is one of the schematic exploded structural diagrams of the present invention.
Fig. 3 is a second exploded view of the present invention.
Fig. 4 is a schematic sectional structure of the present invention.
In the figure: 1. a cover plate; 11. a position avoiding groove; 12. buckling; 13. a fool-proof block; 2. a lamp shade; 21. a third sink tank; 22. fixing the bearing; 23. a light guide part; 24. a card slot; 25. a second riveting column; 26. a second fixed column; 27. a fool-proof slot; 28. clamping; 3. positioning the elastic sheet; 31. salient points; 32. clamping a lug; 4. a middle shell; 41. an inner ring; 42. a through hole; 43. a first sink tank; 44. wave teeth; 45. a first boss; 46. a second sink tank; 47. a first rivet column; 48. a second boss; 49. a convex strip; 5. a brush; 6. a lamp panel; 61. a light emitting circuit chip; 62. an encoding circuit chip; 63. a contact groove; 64. a first fixing hole; 65. a second fixing hole; 66. positioning a groove; 67. a connection socket; 7. a base; 71. a first fixed column; 72. positioning blocks; 73. and a clearance hole.
Detailed Description
The embodiments of the present invention will be described with reference to the accompanying drawings.
As shown in fig. 1-4, a knob switch with a display comprises a cover plate 1, a lampshade 2 for displaying, a middle shell 4 as a knob, a lamp panel 6, a base 7, an annular positioning elastic sheet 3 and a brush 5; the lamp comprises a cover plate 1, a lampshade 2, a lamp plate 6 and a base 7 which are sequentially fixed to form a central shaft assembly and are arranged in a hollow part of a middle shell 4, the lamp plate 6 is provided with a coding circuit sheet 62 and a luminous circuit sheet 61 for mounting a light source, the coding circuit sheet 62 is arranged on the outer circumference of the luminous circuit sheet 61, the lampshade 2 is provided with a light guide part 23 which penetrates through a through hole 42 at the axis of an inner ring 41 and guides light rays at the luminous circuit sheet 61 to the display surface of the lampshade 2, the middle shell 4 is provided with the inner ring 41 positioned between the lampshade 2 and the lamp plate 6, a positioning elastic sheet 3 and a brush 5 are respectively positioned at two sides of the inner ring 41 in the axial direction, the positioning elastic sheet 3 is fixed on the lampshade; when the middle shell 4 is rotated, the positioning elastic sheet 3 and the wave teeth 44 on the inner ring 41 cooperate to generate a rotating gear hand feeling, and the brush 5 and the coding circuit sheet 62 of the lamp panel 6 cooperate to generate a coding signal.
The inner ring 41 is provided with an annular first sinking groove 43 at one side close to the positioning elastic sheet 3, the inner ring 41 is provided with an annular second sinking groove 46 at the other side close to the brush 5, a circle of wavy teeth 44 is arranged at the bottom of the first sinking groove 43, and the brush 5 is riveted and fixed at the second sinking groove 46 through a first riveting column 47 at the bottom of the second sinking groove 46. In addition, as can be understood by those skilled in the art, the positioning elastic sheet 3 can be fixed on the inner ring 41, and the wavy teeth 44 are arranged on the lampshade 2, so that the gear hand feeling is also realized.
The lampshade 2 is provided with an annular third sunken groove 21 on the outer circumference of the light guide part 23, and the positioning elastic sheet 3 is riveted and fixed on the third sunken groove 21 through a second riveting column 25 at the bottom of the third sunken groove 21.
The positioning elastic sheet 3 is provided with a pair of clamping lugs 32 and at least one salient point 31 cooperating with the wavy teeth 44, the lampshade 2 is provided with a pair of clamping grooves 24 clamped with the pair of clamping lugs 32 at the edge of the third sinking groove 21, and the second riveting column 25 is positioned at the clamping grooves 24.
The outer circumference of the light guide part 23 of the lampshade 2 is provided with a ring of annular fixed bearings 22 matched with the shape of the through holes 42 of the inner ring 41, and the outer wall of the fixed bearings 22 is in clearance fit with the inner wall of the through holes 42 of the inner ring 41.
The lamp panel 6 is provided with an annular contact groove 63 between the light emitting circuit piece 61 and the coding circuit piece 62, the inner ring 41 of the middle shell 4 is provided with a circle of annular convex strips 49 at the edge of the through hole 42, the convex strips 49 are positioned in the contact groove 63 and are in sliding contact with the bottom of the contact groove 63, the inner ring 41 of the middle shell 4 is installed between the lamp panel 6 and the lampshade 2 and the middle shell 4 is installed on the outer circumference of the middle shaft assembly through the clearance fit of the fixed bearing 22 and the inner wall of the through hole 42, the rigid support of the convex strips 49 and the elastic support of the positioning elastic pieces 3, so that the middle shell 4 is stable in rotation and the service life is prolonged.
A positioning block 72 clamped with the positioning groove 66 at the edge of the lamp panel 6 and a plurality of first fixing columns 71 clamped with the first fixing holes 64 at the edge of the lamp panel 6 are arranged at the edge of the base 7; the lampshade 2 is provided with a second fixing column 26 clamped with a second fixing hole 65 of the lamp panel 6; the inner wall of the cover plate 1 is provided with a plurality of buckles 12 clamped with the edge clamping positions 28 of the lampshade 2, a fool-proof block 13 and a clearance groove 11 corresponding to the clamping lugs 32, the outer diameter of the cover plate 1 can be reduced through the clearance groove 11, so that the size of the knob switch is reduced, and the fool-proof block 13 and the lampshade 2 are arranged in parallel in the axial direction and inserted into the fool-proof slot 27 at the edge of the lampshade 2.
The external diameter of lamp plate 6 and the external diameter of lamp shade 2 all are greater than the internal diameter of mesochite 4 through-hole 42. Make the inner ring 41 of mesochite 4 be located between lamp plate 6 and lamp shade 2 to make location shell fragment 3 and brush 5 be located between lamp plate 6 and lamp shade 2.
The edge of inner ring 41 edge through-hole 42 in axial both sides is provided with first boss 45 and second boss 48 respectively, and first boss 45 extends to the heavy groove 21 of third of lamp shade 2, and sand grip 49 sets up on the terminal surface of second boss 48, and the edge of lamp shade 2 is provided with annular third boss, and the third boss extends to the heavy groove 43 of first of inner ring 41, and setting that location shell fragment 3 can be stable is between first boss 45 and third boss, avoids location shell fragment 3 to break away from.
The base 7 is provided with the hole 73 of keeping away that supplies 6 connection socket 67 of lamp plate to pass to expose 6pin connection socket 67, be convenient for install the wiring behind this rotary switch.
In this embodiment, the cover plate 1 is fixed on the lamp shade 2, so that the middle shell 4 rotates relative to the cover plate 1 and the lamp shade 2, in addition, the cover plate 1 can be fixed on the middle shell 4, so that the cover plate 1 and the middle shell 4 rotate relative to the lamp shade 2 together, and the sealing performance of the knob switch is further improved.
The utility model has the advantages of reasonable structure, novel design, the practicality is strong, through will forming location shell fragment 3 and the wave tooth 44 that the gear was felt of location set up respectively on lamp shade 2 and mesochite 4 inner ring 41, brush 5 and the coding circuit piece 62 that will be used for forming the code signal set up respectively on mesochite 4 inner ring 41 and lamp plate 6, thereby the knob switch of the relative tradition area demonstration can remove support and code body, reduce knob switch's structure, make knob switch's thickness can obtain reducing, manufacturing cost has been reduced.
The above is not intended to limit the technical scope of the present invention, and any modifications, equivalent changes and modifications to the above embodiments are all within the scope of the present invention.
Claims (10)
1. A knob switch with a display is characterized by comprising a cover plate, a lampshade for displaying, a middle shell used as a knob, a lamp panel, a base, a positioning elastic sheet and a brush; the lampshade, the lamp panel and the base are sequentially fixed to form a central shaft assembly and are arranged in a hollow portion of the middle shell, the lamp panel is provided with a coding circuit piece and a light emitting circuit piece for mounting a light source, the coding circuit piece is located on the outer circumference of the light emitting circuit piece, the lampshade is provided with a light guide portion which penetrates through a through hole in the axis of the inner ring and guides light rays at the light emitting circuit piece to a display surface of the lampshade, the middle shell is provided with an inner ring located between the lampshade and the lamp panel, the positioning elastic pieces and the brushes are located on two sides of the inner ring in the axial direction respectively, the positioning elastic pieces are fixed on the lampshade, and the brushes are fixed; when the middle shell is rotated, the positioning elastic sheet and the wave teeth on the inner ring cooperate to generate rotating gear hand feeling, and the brush and the coding circuit chip of the lamp panel cooperate to generate a coding signal.
2. The rotary switch with the display function according to claim 1, wherein the inner ring is provided with an annular first sinking groove at one side close to the positioning elastic sheet, the inner ring is provided with an annular second sinking groove at the other side close to the brush, the ring of wavy teeth is arranged at the bottom of the first sinking groove, and the brush is riveted and fixed to the second sinking groove through a first riveting column at the bottom of the second sinking groove.
3. The rotary switch with the display according to claim 2, wherein the lamp cover is provided with an annular third sunken groove on the outer circumference of the light guide portion, and the positioning elastic piece is riveted and fixed to the third sunken groove through a second riveting column at the bottom of the third sunken groove.
4. The rotary switch with the display according to claim 3, wherein the positioning spring plate is provided with a pair of clamping lugs and at least one salient point cooperating with the wave teeth, the lampshade is provided with a pair of clamping grooves clamped with the clamping lugs at the edge of the third sinking groove, and the second riveting column is located at the clamping grooves.
5. The rotary switch with the display of claim 4, wherein a circle of fixed bearing matched with the shape of the through hole of the inner ring is arranged on the outer circumference of the light guide part of the lampshade, and the outer wall of the fixed bearing is in clearance fit with the inner wall of the through hole of the inner ring.
6. The rotary switch with the display according to claim 5, wherein the lamp panel is provided with an annular contact groove between the light emitting circuit chip and the coding circuit chip, the inner ring of the middle shell is provided with a circle of annular protruding strips at the edge of the through hole, the protruding strips are located in the contact groove and in sliding contact with the bottom of the contact groove, the inner ring of the middle shell is installed between the lamp panel and the lampshade through clearance fit of the fixed bearing and the inner wall of the through hole, rigid support of the protruding strips and elastic support of the positioning elastic pieces, and the middle shell is installed on the outer circumference of the middle shaft assembly.
7. The rotary switch with the display function according to claim 6, wherein a positioning block clamped with the positioning groove at the edge of the lamp panel and a plurality of first fixing columns clamped with the first fixing holes at the edge of the lamp panel are arranged at the edge of the base; the lampshade is provided with a second fixing column clamped with the second fixing hole of the lamp panel; the inner wall of the cover plate is provided with a plurality of buckles clamped with the clamping positions at the edge of the lampshade, a fool-proof block and a position-avoiding groove corresponding to the clamping lug, and the fool-proof block and the lampshade are arranged in parallel in the axial direction and inserted into the fool-proof slot at the edge of the lampshade.
8. The rotary switch with the display function according to claim 7, wherein the outer diameter of the lamp panel and the outer diameter of the lampshade are both larger than the inner diameter of the through hole of the middle shell.
9. The rotary switch with the display according to claim 8, wherein the inner ring is provided with a first boss and a second boss at two axial sides along the edge of the through hole, the first boss extends to the third sinking groove of the lampshade, the protruding strip is arranged on the end face of the second boss, the edge of the lampshade is provided with an annular third boss, the third boss extends to the first sinking groove of the inner ring, and the positioning elastic piece is located between the first boss and the third boss.
10. The rotary switch with the display of claim 9, wherein the base is provided with a clearance hole for the lamp panel connection socket to pass through.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022082506.5U CN213483626U (en) | 2020-09-22 | 2020-09-22 | Knob switch with display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022082506.5U CN213483626U (en) | 2020-09-22 | 2020-09-22 | Knob switch with display |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213483626U true CN213483626U (en) | 2021-06-18 |
Family
ID=76363752
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022082506.5U Active CN213483626U (en) | 2020-09-22 | 2020-09-22 | Knob switch with display |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213483626U (en) |
-
2020
- 2020-09-22 CN CN202022082506.5U patent/CN213483626U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 523000, No. 51 Jinchuan Road, Xiegang Town, Dongguan City, Guangdong Province Patentee after: Dongguan Linjiwei Technology Co.,Ltd. Address before: No.12-523000, Yugang Town, Fengquan City, Guangdong Province Patentee before: DONGGUAN LINJVE INDUSTRY INVESTMENTS Co.,Ltd. |