CN115472453B - Push button switch shell and push button switch using same - Google Patents
Push button switch shell and push button switch using same Download PDFInfo
- Publication number
- CN115472453B CN115472453B CN202211263127.3A CN202211263127A CN115472453B CN 115472453 B CN115472453 B CN 115472453B CN 202211263127 A CN202211263127 A CN 202211263127A CN 115472453 B CN115472453 B CN 115472453B
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- 238000007789 sealing Methods 0.000 claims abstract description 76
- 229920003023 plastic Polymers 0.000 claims abstract description 11
- 238000009434 installation Methods 0.000 claims description 30
- 230000007704 transition Effects 0.000 claims description 17
- 238000007493 shaping process Methods 0.000 claims description 8
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 5
- 238000000149 argon plasma sintering Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 239000004033 plastic Substances 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/02—Details
- H01H13/04—Cases; Covers
- H01H13/06—Dustproof, splashproof, drip-proof, waterproof or flameproof casings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/02—Details
- H01H13/023—Light-emitting indicators
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/02—Details
- H01H13/10—Bases; Stationary contacts mounted thereon
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/02—Details
- H01H13/12—Movable parts; Contacts mounted thereon
- H01H13/14—Operating parts, e.g. push-button
Landscapes
- Push-Button Switches (AREA)
Abstract
The application relates to the field of electric appliance control elements, in particular to a push button switch shell and a push button switch using the shell. The utility model provides a push button switch casing, includes the shell, is located the inside movable subassembly of shell, movable subassembly includes the movable button of being made by transparent plastics, is used for reset movable button's reset spring and cover to establish in the movable button outside and the sealed sealing washer of shell cooperation, movable button includes hollow center post and airtight center post upper end's sealed cowling. Because the whole movable button is made of transparent plastic, the lamplight of the indicator lamp in the center column can directly penetrate through the sealing cover. At the same time, a separate transparent plastic plate is not required, so that a sealing structure between the center column and the sealing cover is not required. The number of parts is reduced, and meanwhile, the assembly difficulty is reduced.
Description
Technical Field
The application relates to the field of electric appliance control elements, in particular to a push button switch shell and a push button switch using the shell.
Background
The button switch is a switch which uses a button to push a transmission mechanism, so that a movable contact is communicated with or disconnected from a static contact and circuit switching is realized. The button switch indicates that the button switch is in a conducting or disconnecting state through the brightness or different colors of the built-in indicator lamp.
In order to protect the electrical components inside the switch, the surface of the casing of the push-button switch is provided with a through hole, a transparent plastic plate is covered on the through hole, and a waterproof sealing assembly is arranged between the plastic plate and the surface of the casing.
The following technical drawbacks exist for the related art among the above: the light-transmitting sealing structure of the push button switch shell at least needs the cooperation of the shell, the plastic plate and the sealing component, and has more parts and complex assembly.
Disclosure of Invention
In order to reduce parts and assembly complexity, the application provides a push button switch shell.
In a first aspect, the present application provides a push button switch housing, which adopts the following technical scheme:
The utility model provides a push button switch casing, includes the shell, is located the inside movable subassembly of shell, movable subassembly includes the movable button of being made by transparent plastics, is used for reset movable button's reset spring and cover to establish in the movable button outside and the sealed sealing washer of shell cooperation, movable button includes hollow center post and airtight center post upper end's sealed cowling.
By adopting the technical scheme, the whole movable button is made of transparent plastic, so that the lamplight of the indicator lamp in the center column can directly penetrate through the sealing cover. At the same time, a separate transparent plastic plate is not required, so that a sealing structure between the center column and the sealing cover is not required. The number of parts is reduced, and meanwhile, the assembly difficulty is reduced.
Preferably, the upper end extension shaping of center post has the mounting panel, the circumference round of mounting panel is equipped with a plurality of draw-in grooves, movable assembly includes the panel of being made by astigmatic material, the circumference round of panel has the fixture block with draw-in groove complex.
By adopting the technical scheme, the panel is installed through the mounting plate, and the panel is made of the light scattering material, so that the light of the indicator lamp can be scattered, the light is soft and scattered, and no dazzling light spot exists.
Preferably, the sealing cover is an arc surface with an upward arched center, the mounting plate comprises an unfolding part which is connected with the center column and extends outwards from the joint of the center column, and a clamping part which is formed by extending outwards from the upper end of the unfolding part, the clamping groove is formed in the clamping part, a rounded corner is formed between the lower surface of the clamping part and the outer surface of the center column, a transition surface formed by the rounded corner is the lower surface of the unfolding part, and the upper surface of the clamping part exceeds the upper end point of the sealing cover by 0.05-0.1mm.
By adopting the technical scheme, the mounting plate is arranged into the unfolding part and the clamping part, and the unfolding part extends upwards and outwards, and the transition surface with the rounded corner is used as the lower surface of the unfolding part, so that the position of the unfolding part is formed into an easy deformation point. Because will avoid the condition that can take place to rock after the panel installation, consequently the cooperation size of both is inseparable, when the panel is installed through the cooperation of fixture block and draw-in groove, can make the panel can with the smooth joint cooperation of mounting panel through the atress deformation of expansion portion, can not rock the panel again after the restoration of expansion portion atress simultaneously. Because the upper surface of joint portion surpasses the upper end point of sealed cowling slightly, consequently the upper end point of sealed cowling can also play the effect of restriction expansion portion limit deformation angle simultaneously, avoids expansion portion transition deformation impaired.
Preferably, the shell comprises an external section, a sealing section and a mounting section which are sequentially arranged, wherein the inner diameter of the external section is larger than that of the sealing section, and the inner diameter of the sealing section is larger than that of the mounting section; the inner wall of the installation section is provided with a guide groove penetrating the installation section along the axial direction of the installation section, the inner wall of the installation section is provided with a first locking block, the outer side wall of the center column is provided with a guide block clamped in the guide groove and a first limiting ring positioned above the guide block, the side surface of the center column is provided with two locking grooves with lower ends penetrating the center column, the position, close to the lower end, of the locking groove is provided with a second locking block matched with the first locking block, and the reset spring is sleeved on the center column and positioned between the first limiting ring and the guide block; when the push button switch is pressed, one end of the reset spring is abutted with the joint transition surface of the sealing section and the mounting section.
Through adopting above-mentioned technical scheme, through the cooperation restriction shell of guide way and guide block and the cooperation position of movable button, when first locking piece card goes into the locking inslot and cooperates with the second locking piece, can restrict movable button's limit active position, avoid movable button to deviate from in the shell.
Preferably, the side of the center column is provided with a second limiting ring in a position above the first limiting ring, the sealing ring is sleeved between the first limiting ring and the second limiting ring, the inner diameter of the sealing ring is smaller than the outer diameter of the center column, and the outer diameter of the sealing ring is larger than the inner diameter of the sealing ring.
Through adopting above-mentioned technical scheme, with the sealing washer setting between first spacing ring and second spacing ring for the position of sealing washer is restricted, at the in-process of the continuous back and forth activity of movable button, can not lead to losing the waterproof effect of seal because the position deviation of sealing washer.
Preferably, the sealing ring comprises a vertical ring, a horizontal ring which is formed at the lower end of the vertical ring and extends outwards horizontally, and an inclined ring which is formed at the outer end of the horizontal ring and extends outwards in an upward inclined manner, the heights of the vertical ring and the inclined ring are equal to the distance between the first limiting ring and the second limiting ring, an annular groove is formed at one side, close to the first limiting ring, of the outer side wall of the second limiting ring, and the width of the annular groove is larger than the thickness of the inclined ring.
By adopting the technical scheme, the annular groove is arranged on the first limiting ring, so that enough space is reserved for the inclined ring to change when the inclined ring is abutted against the inner wall of the sealing section. Meanwhile, the width of the annular groove is larger than the thickness of the inclined ring, so that the inclined ring cannot be abutted against the side wall of the annular groove to form a sealing surface in the compression process, a closed space is prevented from being formed between the sealing ring and the movable button, and when the switch is continuously pressed for many times, the friction resistance is increased to influence the resistance of pressing the button switch due to gas expansion in the closed space caused by friction heat generation of the sealing ring and the sealing section.
Preferably, the first locking block comprises a first locking block which comprises a first upper guide surface and a first lower guide surface, the first upper guide surface is inclined downwards from the inner wall of the installation section to the axis direction of the installation section, the first lower guide surface is inclined upwards from the inner wall of the installation section to the axis direction of the installation section, and the inclination amplitude of the first upper guide surface and the first lower guide surface is equal; the second locking block comprises a second upper guide surface and a second lower guide surface, the second upper guide surface is inclined downwards in the direction away from the axis of the central column, the second lower guide surface is inclined upwards in the direction away from the axis of the central column, and an included angle formed by the second upper guide surface and the axis of the central column is larger than an included angle formed by the second lower guide surface and the axis of the central column.
Through adopting above-mentioned technical scheme, all set up the upper and lower face of first locking, second locking piece into the inclined plane for can pass through inclined plane guide fit installation joint in the time of the installation. The included angle formed by the second upper guide surface and the central column axis is larger than the included angle formed by the second lower guide surface and the central column axis, so that when the movable button or other parts are damaged, the movable button can be detached conveniently for replacement.
Preferably, the shell comprises an external section, a sealing section and an installation section which are sequentially arranged, the external diameter of the external section is larger than that of the sealing section, the external diameter of the sealing section is equal to that of the installation section, a limiting round table with the diameter larger than that of the external section is formed at the outer side transition position of the external section and the sealing section, a first external thread is formed on the outer side wall of the external section and positioned above the limiting round table, a decorative cover matched with the first external thread is arranged on the external section, a second external thread is formed on the outer side wall of the sealing section, and an installation nut matched with the second external thread is arranged on the sealing section.
Through adopting above-mentioned technical scheme, install and decorate cover and installation nut through the setting of first external screw thread and second external screw thread.
Preferably, a plurality of positioning grooves and limiting grooves are formed in the outer side wall of the mounting section at intervals at one end far away from the external section, each positioning groove comprises a first groove section extending from the end face of the mounting section far away from the external section to the direction of the external section, and a second groove section extending along the circumferential direction of the mounting section at one end, close to the external section, of the first groove section; the limiting groove comprises a primary groove and a final groove positioned on the side face of the primary groove, and the direction of the final groove relative to the primary groove is the same as the extending direction of the second groove section.
Through adopting above-mentioned technical scheme, when connecting button switch casing and base, insert the hole with button switch casing's lower extreme earlier, the first slot segment of constant head tank is gone into to the locating piece card, and the stopper card is gone into in the primary tank of spacing groove. At the moment, the push button switch shell rotates relative to the base, the positioning block is clamped into the second groove section, the limiting block is clamped into the final groove, and the push button switch shell is connected with the base.
In a second aspect, the present application provides a button switch, which adopts the following technical scheme:
a push button switch comprises a base and the push button switch shell.
Through adopting above-mentioned technical scheme, through the spare part quantity that uses foretell button switch casing to reduce button switch, reduce the equipment degree of difficulty simultaneously.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the whole movable button is made of transparent plastic, and the lamplight of the indicator lamp in the center column can directly penetrate through the sealing cover, so that the difficulty in assembly is reduced while the number of parts is reduced.
2. Through setting up of constant head tank and spacing groove for can conveniently link together button switch casing and base equipment.
Drawings
FIG. 1 is a schematic structural view of a push button switch housing;
FIG. 2 is a schematic cross-sectional view of the housing;
FIG. 3 is a schematic cross-sectional view of a push button switch housing;
Fig. 4 is an enlarged view at a in fig. 3;
FIG. 5 is an exploded view of the faceplate and movable buttons;
FIG. 6 is an enlarged view at B in FIG. 3;
FIG. 7 is a schematic structural view of a push button switch;
Fig. 8 is a schematic structural view of the base portion.
Reference numerals illustrate: 1. a housing; 2. a movable assembly; 3. a decorative cover; 4. installing a nut; 5. an external section; 6. a sealing section; 7. a mounting section; 8. limiting round table; 9. a guide groove; 10. a first locking block; 11. a first upper guide surface; 12. a first lower guide surface; 13. an avoidance groove; 14. a positioning groove; 15. a limit groove; 16. a first trough section; 17. a second trough section; 18. a primary slot; 19. a final groove; 20. a movable button; 21. a return spring; 22. a panel; 23. a seal ring; 24. a center column; 25. a sealing cover; 26. a mounting plate; 27. an expanding section; 28. a clamping part; 29. a convex edge; 30. a clamping groove; 31. a groove; 32. a clamping block; 33. the clamping bulge; 34. a connecting groove; 35. a locking groove; 36. a second locking block; 37. a second upper guide surface; 38. a second lower guide surface; 39. a first stop collar; 40. a second limiting ring; 41. a guide block; 42. a vertical ring; 43. a horizontal ring; 44. an inclined ring; 45. an annular groove; 46. an inner bore; 47. a positioning block; 48. a limiting block; 49. a base.
Detailed Description
The application is described in further detail below with reference to fig. 1-8.
The embodiment of the application discloses a push button switch shell.
As shown in fig. 1, the push button switch housing includes a housing 1, a movable assembly 2 located inside the housing 1, a decorative cover 3 located outside the housing 1, and a mounting nut 4.
As shown in fig. 2, the shell 1 comprises an external section 5, a sealing section 6 positioned below the external section 5 and a mounting section 7 positioned below the sealing section 6, wherein the internal diameter of the external section 5 is larger than the internal diameter of the sealing section 6, and the internal diameter of the sealing section 6 is larger than the internal diameter of the mounting section 7; the external section 5 has an external diameter larger than that of the sealing section 6, the sealing section 6 has an external diameter equal to that of the mounting section 7, and a limiting round table 8 with a diameter larger than that of the external section 5 is formed at the outer side transition position of the external section 5 and the sealing section 6.
As shown in fig. 2, the edge position of the external section 5 connected with the inner wall of the sealing section 6 is in a rounded gentle transition, and the edge position of the sealing section 6 connected with the inner wall of the mounting section 7 is in a rounded gentle transition. The inner wall of the installation section 7 is provided with two guide grooves 9 penetrating through the installation section 7 along the vertical direction, the section of each guide groove 9 is semicircular, and the two guide grooves 9 are arranged along the center of the axis of the installation section 7 in a symmetrical mode. The upper end of the inner wall of the mounting section 7 is provided with a first locking block 10 respectively at the left side of the two guide grooves 9, and the two first locking blocks 10 are arranged along the center of the axis of the mounting section 7 symmetrically. Each first locking block 10 includes a first upper guide surface 11 and a first lower guide surface 12, the first upper guide surface 11 is inclined downward from the inner wall of the mounting section 7 toward the axis direction of the mounting section 7, the first lower guide surface 12 is inclined upward from the inner wall of the mounting section 7 toward the axis direction of the mounting section 7, and the first upper guide surface 11 and the first lower guide surface 12 are inclined in equal amounts. Four avoidance grooves 13 for avoiding a button switch contact seat (not belonging to a shell and not shown in the figure) are uniformly distributed and formed in the circumferential direction of the lower end of the inner wall of the mounting section 7.
As shown in fig. 1 and 2, a first external thread is formed on the outer side wall of the external section 5 above the limiting round table 8, and the decorative cover 3 is connected with the first external thread in a matching manner. The part of the outer side wall of the sealing section 6, which is positioned below the limiting round table 8, is provided with a second external thread, the second external thread extends downwards to the middle part of the mounting section 7, and the mounting nut 4 is connected with the second external thread in a matched manner. Four positioning grooves 14 and limiting grooves 15 are arranged at the lower end of the outer side wall of the mounting section 7. Each positioning groove 14 includes a first groove section 16 extending upward from the bottom surface of the mounting section 7, and a second groove section 17 extending horizontally rightward from the upper end of the first groove section 16. The limiting groove 15 comprises a primary groove 18 and a final groove 19 positioned on the right side of the primary groove 18, wherein the primary groove 18 and the final groove 19 extend along the vertical direction, and the lower ends of the primary groove 18 and the final groove 19 penetrate through the mounting section 7. The cross section lateral wall of primary tank 18 includes the arc surface and connects in the straight face on arc surface right side, and straight face is from left to right to keeping away from the direction slope of installation section 7 center, and the cross section lateral wall of final tank 19 is the arc surface, and the partial chamfer transition between primary tank 18 and the final tank 19.
As shown in fig. 3 and 4, the movable assembly 2 includes a movable button 20, a return spring 21 for returning the movable button 20, a panel 22 coupled to an upper end of the movable button 20, and a sealing ring 23 installed at a side of the movable button 20. The movable button 20 is made of transparent polycarbonate material, and the movable button 20 comprises a hollow circular tubular central column 24 and a sealing cover 25 for sealing the upper end of the central column 24, wherein the sealing cover 25 is an arc surface arched upwards in the center. The upper end of the central column 24 is provided with a mounting plate 26 for clamping the fixed panel 22, the mounting plate 26 comprises an unfolding portion 27 connected with the central column 24 and extending upwards and outwards from the joint of the central column 24, and a clamping portion 28 extending outwards from the upper end of the unfolding portion 27, and the upper surface of the clamping portion 28 is 0.05-0.1mm higher than the upper end point of the sealing cover 25. The upper surfaces of the clamping portion 28 and the unfolding portion 27 are in smooth transition, the lower surface of the clamping portion 28 and the outer surface of the center column 24 are in rounded transition, and a transition surface formed by the rounded corners is the lower surface of the unfolding portion 27. As shown in fig. 5, four protruding edges 29 are uniformly formed on the outer side of the clamping portion 28, a clamping groove 30 is formed in the middle of each protruding edge 29, and a groove 31 with a size larger than that of the clamping groove 30 is formed in the position, below the clamping groove 30, of the protruding edge 29. The panel 22 is a circular plate made of light scattering material, the diameter of the circular plate is slightly smaller than the inner diameter of the external section 5, four clamping blocks 32 extending downwards are uniformly distributed and formed around the panel 22, clamping protrusions 33 matched with the grooves 31 are formed in the direction of the clamping blocks 32 facing the center of the panel 22, and the panel 22 is fixed on the movable button 20 through the matching structure of the clamping protrusions 33 and the grooves 31.
As shown in fig. 5, four connecting grooves 34 for matching with external parts are formed at the lower end of the central column 24, and different connecting grooves 34 are formed with different lengths to play a role in preventing errors. The side of the central column 24 is formed with two locking grooves 35 with lower ends penetrating through the central column 24, the two locking grooves 35 are arranged symmetrically along the axis center of the central column 24, and a second locking block 36 is formed in each locking groove 35 at a position close to the lower end. Each second locking block 36 includes a second upper guide surface 37 and a second lower guide surface 38, the second upper guide surface 37 is inclined downward away from the axis of the central column 24, the second lower guide surface 38 is inclined upward away from the axis of the central column 24, and the angle formed by the second upper guide surface 37 and the axis of the central column 24 is larger than the angle formed by the second lower guide surface 38 and the axis of the central column 24. When the movable button 20 is inserted into the housing 1, the first locking piece 10 passes through the second locking piece 36 and enters the locking groove 35, thereby limiting the distance the movable button 20 moves upward.
As shown in fig. 3 and 5, the side surface of the central column 24 is formed with a first limiting ring 39 and a second limiting ring 40, the first limiting ring 39 is located below the second limiting ring 40, the outer diameters of the first limiting ring 39 and the second limiting ring 40 are smaller than the inner diameter of the sealing section 6, and a space is reserved between the first limiting ring 39 and the second limiting ring 40. Two guide blocks 41 with semicircular sections are formed on the side surface of the central column 24 near the lower end, and the guide blocks 41 are clamped into the guide grooves 9. The reset spring 21 is sleeved on the outer side surface of the central column 24 and is positioned between the first limiting ring 39 and the guide block 41, when the button switch is pressed, the lower end surface of the reset spring 21 is abutted on the joint transition surface of the sealing section 6 and the mounting section 7, and the movable assembly 2 is controlled to reset after the button switch is released.
As shown in fig. 5 and 6, the seal ring 23 is sleeved at a position between the first limit ring 39 and the second limit ring 40, and the seal ring 23 includes a vertical ring 42, a horizontal ring 43 formed at a lower end of the vertical ring 42 and extending horizontally and outwardly, and an inclined ring 44 formed at an outer end of the horizontal ring 43 and extending obliquely and outwardly upward. The height of the vertical ring 42 and the inclined ring 44 is equal to the distance between the first limiting ring 39 and the second limiting ring 40, the inner diameter of the vertical ring 42 is smaller than the outer diameter of the central column 24, the maximum outer diameter of the inclined ring 44 is larger than the inner diameter of the sealing section 6, and the sealing ring 23 is always in abutting sealing with the inner wall of the sealing section 6 in the use process of the push button switch. An annular groove 45 is formed in the position, close to the lower end, of the outer side wall of the second limiting ring 40, and the width of the annular groove 45 is larger than the thickness of the inclined ring 44.
The second embodiment of the application discloses a button switch.
As shown in fig. 7 and 8, the push button switch includes a push button switch housing and a base 49 according to the first embodiment, an inner hole 46 is formed on the base 49, and a positioning block 47 matching with the positioning slot 14 and a stopper 48 matching with the limiting slot 15 are formed on the wall of the inner hole 46. When the push-button switch housing is connected with the base 49, the lower end of the push-button switch housing is inserted into the inner hole 46, the positioning block 47 is clamped into the first groove section 16 of the positioning groove 14, and the limiting block 48 is clamped into the primary groove 18 of the limiting groove 15. At this time, the push-button switch housing is rotated relative to the base 49, so that the positioning block 47 is clamped into the second groove section 17, and the limiting block 48 is clamped into the final groove 19, so as to connect the push-button switch housing and the base 49.
In use of the push button switch, the panel 22 is pressed so that the movable push button 20 moves into the housing 1 and the return spring 21 is compressed. The inclined ring 44 of the sealing ring 23 is abutted with the inner wall of the sealing section 6 to form a sealing surface, so that the button switch can always maintain waterproof performance in the use process. When the panel 22 is released, the movable button 20 is reset by the reset spring 21.
The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (5)
1. The utility model provides a push button switch casing, includes shell (1), is located movable assembly (2) inside shell (1), characterized by: the movable assembly (2) comprises a movable button (20) made of transparent plastic, a reset spring (21) for resetting the movable button (20) and a sealing ring (23) sleeved outside the movable button (20) and sealed with the shell (1), wherein the movable button (20) comprises a hollow center column (24) and a sealing cover (25) for sealing the upper end of the center column (24); the upper end of the center column (24) is provided with a mounting plate (26) in an extending mode, a plurality of clamping grooves (30) are formed in a circle of the mounting plate (26), the movable assembly (2) comprises a panel (22) made of light scattering materials, and clamping blocks (32) matched with the clamping grooves (30) are formed in a circle of the panel (22); the sealing cover (25) is an arc surface arched upwards in the center, the mounting plate (26) comprises an unfolding portion (27) which is connected with the center column (24) and extends upwards and outwards from the connecting position of the center column (24) and a clamping portion (28) which is formed by extending outwards at the upper end of the unfolding portion (27), the clamping groove (30) is formed in the clamping portion (28), a rounding transition is formed between the lower surface of the clamping portion (28) and the outer surface of the center column (24), a transition surface formed by the rounding is the lower surface of the unfolding portion (27), and the upper surface of the clamping portion (28) exceeds the upper end point of the sealing cover (25) by 0.05-0.1mm; the shell (1) comprises an external section (5), a sealing section (6) and a mounting section (7) which are sequentially arranged, wherein the inner diameter of the external section (5) is larger than that of the sealing section (6), and the inner diameter of the sealing section (6) is larger than that of the mounting section (7); the inner wall of the installation section (7) is provided with a guide groove (9) penetrating through the installation section (7) along the axial direction of the installation section (7), the inner wall of the installation section (7) is provided with a first locking block (10), the outer side wall of the central column (24) is provided with a guide block (41) clamped into the guide groove (9) and a first limiting ring (39) positioned above the guide block (41), the side surface of the central column (24) is provided with two locking grooves (35) with lower ends penetrating through the central column (24), the position, close to the lower ends, inside the locking grooves (35) is provided with a second locking block (36) matched with the first locking block (10), and the reset spring (21) is sleeved at a position between the first limiting ring (39) and the guide block (41) on the central column (24); when the push button switch is pressed, one end of the return spring (21) is abutted with the joint transition surface of the sealing section (6) and the mounting section (7); the side of center post (24) is located the position shaping of first spacing ring (39) top has second spacing ring (40), and sealing washer (23) cover is established between first spacing ring (39) and second spacing ring (40), the internal diameter of sealing washer (23) is less than the external diameter of center post (24), the external diameter of sealing washer (23) is greater than the internal diameter of sealing washer (23) include vertical ring (42), shaping in the outside horizontal ring (43) that extend of lower extreme level of vertical ring (42) and shaping in the outside inclined ring (44) that extend of the outer end slope of horizontal ring (43), the interval between vertical ring (42), inclined ring (44) highly equals with first spacing ring (39), second spacing ring (40), the lateral wall of second spacing ring (40) is close to one side shaping of first spacing ring (39) has ring channel (45), and the width of ring channel (45) is greater than the thickness of inclined ring (44).
2. The push button switch housing of claim 1, wherein: the first locking block (10) comprises a first locking block (10) and a second locking block, wherein the first locking block (10) comprises a first upper guide surface (11) and a first lower guide surface (12), the first upper guide surface (11) is inclined downwards from the inner wall of the installation section (7) to the axis direction of the installation section (7), the first lower guide surface (12) is inclined upwards from the inner wall of the installation section (7) to the axis direction of the installation section (7), and the inclination amplitude of the first upper guide surface (11) and the first lower guide surface (12) is equal; the second locking blocks (36) comprise second upper guide surfaces (37) and second lower guide surfaces (38), the second upper guide surfaces (37) incline downwards in the direction away from the axis of the central column (24), the second lower guide surfaces (38) incline upwards in the direction away from the axis of the central column (24), and the included angle formed by the second upper guide surfaces (37) and the axis of the central column (24) is larger than the included angle formed by the second lower guide surfaces (38) and the axis of the central column (24).
3. The push button switch housing of claim 1, wherein: the shell (1) is including external section (5), sealed section (6) and installation section (7) that set gradually, and the external diameter of external section (5) is greater than the external diameter of sealed section (6), and the external diameter of external section (6) and installation section (7) equals, and the outside transition position shaping of external section (5) and sealed section (6) has spacing round platform (8) that the diameter is greater than external section (5) external diameter, and the part shaping that is located spacing round platform (8) top on the lateral wall of external section (5) has first external screw thread, be equipped with on external section (5) with first external screw thread complex decorative cover (3), the shaping has the second external screw thread on the lateral wall of sealed section (6), be equipped with on sealed section (6) with second external screw thread complex installation nut (4).
4. A push button switch housing according to claim 3, wherein: a plurality of positioning grooves (14) and limiting grooves (15) are formed in the outer side wall of the mounting section (7) at intervals at one end far away from the external section (5), each positioning groove (14) comprises a first groove section (16) extending from the end face, far away from the external section (5), of the mounting section (7) towards the direction of the external section (5), and a second groove section (17) extending along the circumferential direction of the mounting section (7) at one end, close to the external section (5), of the first groove section (16); the limiting groove (15) comprises a primary groove (18) and a final groove (19) positioned on the side surface of the primary groove (18), and the direction of the final groove (19) relative to the primary groove (18) is the same as the extending direction of the second groove section (17).
5. A push button switch, characterized by: comprising a base (49) and a push button switch housing according to any of claims 1-4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211263127.3A CN115472453B (en) | 2022-10-15 | 2022-10-15 | Push button switch shell and push button switch using same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211263127.3A CN115472453B (en) | 2022-10-15 | 2022-10-15 | Push button switch shell and push button switch using same |
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| Publication Number | Publication Date |
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| CN115472453A CN115472453A (en) | 2022-12-13 |
| CN115472453B true CN115472453B (en) | 2024-05-07 |
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| CN202211263127.3A Active CN115472453B (en) | 2022-10-15 | 2022-10-15 | Push button switch shell and push button switch using same |
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| CN (1) | CN115472453B (en) |
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| CN216054394U (en) * | 2021-10-13 | 2022-03-15 | 科耐达电气有限公司 | Waterproof switch |
| CN216793519U (en) * | 2022-01-17 | 2022-06-21 | 乐清市平兴电子有限公司 | Button switch for multi-colour lamp |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105264625B (en) * | 2013-09-24 | 2018-08-10 | 西门子公司 | Peach heart self-locking button |
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| CN202996654U (en) * | 2012-12-31 | 2013-06-12 | 乐清市信达利实业有限公司 | A button switch |
| CN203367093U (en) * | 2013-08-20 | 2013-12-25 | 德力西电气有限公司 | Waterproof button |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN115472453A (en) | 2022-12-13 |
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Inventor after: Chen Zhiqiang Inventor after: Liu Fangzhi Inventor after: Zheng Zhiyuan Inventor after: Ni Gaoquan Inventor after: Fang Chenguang Inventor before: Chen Zhiqiang |
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