CN218866933U - High-efficient dustproof and waterproof switch - Google Patents
High-efficient dustproof and waterproof switch Download PDFInfo
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- CN218866933U CN218866933U CN202320333286.XU CN202320333286U CN218866933U CN 218866933 U CN218866933 U CN 218866933U CN 202320333286 U CN202320333286 U CN 202320333286U CN 218866933 U CN218866933 U CN 218866933U
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Abstract
The utility model relates to a high-efficient dustproof and waterproof switch, including the casing of taking the cavity, locate the circuit board in the casing cavity and light source and button switch on it, locate the pressing member on the casing, be equipped with the lag in its characterized in that casing cavity, this lag includes the cover and even lower cover as an organic whole, wherein: the upper sleeve is internally provided with an upper groove and a lower groove which are communicated with each other, the openings of which are opened upwards and are matched and connected with the pressing piece; an inner groove with a downward notch for accommodating the light source and the button switch is arranged in the lower sleeve; an outer groove matched and connected with the bulge on the inner wall of the shell is arranged outside the lower sleeve. The waterproof structure has the advantages of simple structure, light weight, thinness, dustproof outside, submersible inside, low manufacturing cost and high protection reliability.
Description
Technical Field
The utility model relates to a switch, especially a high-efficient dustproof and waterproof switch belong to electrical equipment technical field.
Background
The existing internal light-transmitting dustproof and waterproof switch not only has the integral thickness of more than 10mm, but also limits the application occasions of the switch. In addition, because the dustproof structure of the switch has a certain gap, when the switch is used in an open environment, dust easily enters the switch from the gap, so that the switch is broken down to influence the use of the switch. In addition, when the equipment needs diving operation, the waterproof structure inside the switch can not prevent water for a long time under the diving condition, thereby influencing the diving operation. Therefore, the application prospect of the switch is limited under the influence of the defects of the thickness, the dustproof structure and the waterproof structure. As shown in fig. 1, the conventional internal light-transmitting dustproof and waterproof switch includes a housing 103 with a cavity, a plastic part 108 disposed at a lower portion of the cavity of the housing 103, a circuit board 107 disposed on the plastic part 108, a light source 106, a button switch 105, a soft rubber protection member 104 disposed in the cavity of the housing 103 and coupled to the button switch 105, a plastic connector 101 coupled to the soft rubber protection member 104, a key cap 102 connected to the plastic connector 101, and a circuit connecting pin 109 connected to the circuit board 107. It is easy to see that there are inevitable straight-through gaps between the key cap 102 and the housing 103, and between the plastic part 108 and the housing 103, and the dustproof and waterproof effects are not good enough. In order to be matched with a small product for use and have dustproof and diving performances, the conventional switch has to use a thick switch with a complex structure, which brings difficulty to assembly and has higher manufacturing cost. In addition, when a waterproof switch without latent water property is used, a small amount of water may enter the interior of the switch under the conditions of normal temperature and high humidity, and the conductive performance and the mechanical performance of the interior of the switch are inevitably affected along with the prolonging of the service time, so that irreversible damage is caused. Therefore, there is a need for improvements in the prior art.
SUMMERY OF THE UTILITY MODEL
For overcoming the above-mentioned problem that prior art exists, the utility model provides a dustproof, water-proof effects is good, and can regard as the high-efficient dustproof and water-proof switch that the dive switch used.
The utility model discloses a following technical scheme accomplishes: the utility model provides a high-efficient dustproof and waterproof switch, is including the casing of taking the cavity, locates the circuit board in the casing cavity and light source and button switch on it, locates the pressing piece on the casing, is equipped with the lag in its characterized in that casing cavity, and this lag includes the upper shield and even lower cover as an organic whole, wherein:
the upper sleeve is internally provided with an upper groove and a lower groove which are communicated with each other, the openings of which are opened upwards and are matched and connected with the pressing piece;
an inner groove with a downward notch for accommodating the light source and the button switch is arranged in the lower sleeve;
an outer groove matched and connected with the bulge on the inner wall of the shell is arranged outside the lower sleeve;
so as to eliminate the clearance between pressing piece and the casing, between circuit board and the casing through the lag, effective dustproof, waterproof, the rethread lag bears due pressure, is applicable to installation, use on diving equipment or device.
The width or the diameter of the upper groove of the upper sleeve is larger than that of the lower groove, and the longitudinal section of the pressing piece matched and connected with the upper groove and the lower groove is I-shaped, so that the upper groove and the lower groove can be plugged and simultaneously the pressing operation is convenient.
The shell is a cylinder, the cavity in the shell is an upper cylindrical cavity, a conical cavity, a secondary cylindrical cavity and a lower cylindrical cavity which are communicated with each other from top to bottom, the diameters of the upper cylindrical cavity and the lower cylindrical cavity are the same, the diameter of the secondary cylindrical cavity is smaller than the diameters of other cavities, a downward circular bulge is arranged on the wall between the secondary cylindrical cavity and the lower cylindrical cavity, and the circular bulge is connected with an outer groove outside the lower sleeve of the protective sleeve in a matched mode so as to reinforce the dustproof and waterproof effects.
The protective sleeve is a cylinder which is matched with the shape of the cavity of the shell, the upper sleeve of the protective sleeve is arranged in the upper cylindrical cavity at the upper end of the shell, the pressing piece is embedded in the upper and lower grooves of the protective sleeve, the middle part of the protective sleeve is positioned in the conical cavity and the secondary cylindrical cavity of the shell, the lower end of the lower sleeve of the protective sleeve is closely connected with the circuit board, and the inner groove of the lower sleeve covers the light source on the circuit board and the upper and outer grooves of the button switch and is matched and connected with the circular bulge on the wall of the cavity of the shell.
The protective sleeve is made of one or more of transparent rubber, transparent soft plastic and transparent silica gel, and the proportion of the transparent rubber, the transparent soft plastic and the transparent silica gel is arbitrary.
The casing outside is equipped with sealing circle, and this sealing circle is made with rubber or silica gel.
The outer portion of the shell is located below the sealing ring and is connected with a nut for installation in a threaded mode, and the nut is conveniently installed on corresponding equipment.
The circuit board is a double-layer board, the button switch and the LED light source are welded on the inner side of the circuit board, and the outer side of the circuit board is provided with a pin which is electrically connected with the button switch and the LED light source.
The shell is provided with a riveting position for fixing the circuit board, so that riveting and pressing are facilitated.
The utility model has the advantages of it is following and effect: by adopting the technical scheme, the supporting function of the protective sleeve and the pressing piece in the protective sleeve can be conveniently realized, the gap between the pressing piece and the shell and between the circuit board and the shell can be fundamentally eliminated, the dustproof and waterproof structure outside the switch can be formed, the dustproof and waterproof structure is effective, the protection sleeve is dustproof and waterproof, the inner diving waterproof structure can be formed through the matching function of the protective sleeve, the shell and the circuit board, the due pressure can be borne, the protective sleeve is suitable for being installed and used on diving equipment or a device, the light source on the circuit board can penetrate through the protective sleeve to be outwards ejected, the indication and identification functions are realized, the operation of starting the switch or the closing of the pressing piece can be conveniently realized, the structure is simple, the light and thin, the manufacturing cost is low, and the protection reliability is high.
Drawings
FIG. 1 is a schematic diagram of a prior art switch configuration;
fig. 2 is a schematic diagram of the switch structure of the present invention;
fig. 3 is an external view of the switch of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the following will explain in detail a preferred embodiment of the present invention with reference to the accompanying drawings.
The utility model provides a high-efficient dustproof and waterproof switch, including taking casing 1 of cavity, locate circuit board 4 in casing 1 cavity and light source 6 and button switch 5 on it, locate the pressing piece 3 on casing 1, be equipped with lag 2 in the casing 1 cavity, this lag 2 includes the upper shield and even lower cover as an organic whole, wherein:
an upper groove 21 and a lower groove 22 which are communicated with each other and have notches opened upwards and are matched and connected with the pressing piece 3 are arranged in the upper sleeve;
an inner groove 23 with a downward notch for accommodating the light source 6 and the button switch 5 is arranged in the lower sleeve;
an outer groove 24 matched and connected with the bulge 14 on the inner wall of the shell 1 is arranged outside the lower sleeve;
the diameter of the upper groove 21 of the upper sleeve is larger than that of the lower groove 22, and the longitudinal section of the pressing piece 3 matched and connected with the upper groove 21 and the lower groove 22 is I-shaped, so that the pressing operation is convenient while the upper groove 21 and the lower groove 22 are blocked;
the shell 1 is a cylinder, the cavities in the shell are an upper cylindrical cavity 11, a conical cavity 12, a secondary cylindrical cavity 13 and a lower cylindrical cavity 16 which are communicated with each other from top to bottom, the diameters of the upper cylindrical cavity 11 and the lower cylindrical cavity 16 are the same, the diameter of the secondary cylindrical cavity 13 is smaller than those of other cavities, a downward circular bulge 14 is arranged on the wall between the secondary cylindrical cavity 13 and the lower cylindrical cavity 16, the circular bulge 14 is matched and connected with an outer groove 24 outside a lower sleeve of the protection sleeve 2, and a sealing gasket 15 is arranged in the outer groove 24 outside the lower sleeve of the protection sleeve 2 to reinforce the dustproof and waterproof effects;
the protecting sleeve 2 is a cylinder which is matched with the cavity shape of the shell 1, the upper part of the protecting sleeve 2 is sleeved in the upper cylindrical cavity 11 at the upper end of the shell 1, the pressing piece 3 is embedded in the upper and lower grooves 21 and 22, the middle part of the protecting sleeve 2 is positioned in the conical cavity 12 and the secondary cylindrical cavity 13 of the shell 1, the lower end of the lower sleeve of the protecting sleeve 2 is tightly connected with the circuit board 4, and the inner groove 23 of the lower sleeve covers the light source 6 on the circuit board 4 and the upper and outer grooves 24 of the button switch 5 and is matched and connected with the circular bulge 14 on the cavity wall of the shell 1;
the protective sleeve 2 is made of transparent rubber;
a sealing ring 8 is arranged outside the case 1, and the sealing ring 8 is made of rubber or silica gel;
a nut 7 for installation is screwed below the sealing ring 8 outside the shell 1 so as to be conveniently installed on corresponding equipment;
the circuit board 4 is a double-layer board, the button switch 5 and the light source 6 are welded on the inner side of the circuit board, the light source 6 is an LED light source, and the outer side of the circuit board is provided with a pin which is electrically connected with the button switch 5 and the light source 6;
the shell 1 is provided with a riveting position for fixing the circuit board 4, so that riveting and pressing are facilitated.
The utility model discloses an assembly use:
the pressing piece 3 is arranged in the upper and lower grooves 21 and 22 of the protective sleeve 2 to be matched with the protective sleeve 2, then the protective sleeve 2 provided with the pressing piece 3 is arranged in the cavities 11, 12, 13 and 16 of the shell 1 to be matched with the shell 1, the shell 1 is riveted with the circuit board 4 welded with the button switch 5 and the light source 6 to complete the assembly of the switch, the switch is arranged in corresponding equipment, and the sealing ring 8 is matched with the nut 7 to be tightened up to realize the internal and external waterproof functions of the switch.
Finally, it is noted that the above-mentioned preferred embodiments illustrate rather than limit the invention, and that, although the invention has been described in detail with reference to the above-mentioned preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the scope of the invention as defined by the appended claims.
Claims (9)
1. The utility model provides a high-efficient dustproof and waterproof switch, is including the casing of taking the cavity, locates the circuit board in the casing cavity and light source and button switch on it, locates the pressing piece on the casing, is equipped with the lag in its characterized in that casing cavity, and this lag includes the upper shield and even lower cover as an organic whole, wherein:
the upper sleeve is internally provided with an upper groove and a lower groove which are communicated with each other, the notches of which are open upwards, and are matched and connected with the pressing piece;
an inner groove with a downward notch for accommodating the light source and the button switch is arranged in the lower sleeve;
an outer groove matched and connected with the bulge on the inner wall of the shell is arranged outside the lower sleeve.
2. The efficient dustproof and waterproof switch of claim 1, wherein: the width or the diameter of the upper groove of the upper sleeve is larger than that of the lower groove, and the longitudinal section of the pressing piece matched and connected with the upper groove and the lower groove is in an I shape.
3. The efficient dustproof and waterproof switch according to claim 1, wherein: the shell is a cylinder, the cavity in the shell is an upper cylindrical cavity, a conical cavity, a secondary cylindrical cavity and a lower cylindrical cavity which are communicated with each other from top to bottom, the diameters of the upper cylindrical cavity and the lower cylindrical cavity are the same, the diameter of the secondary cylindrical cavity is smaller than those of other cavities, a downward circular bulge is arranged on the wall between the secondary cylindrical cavity and the lower cylindrical cavity, and the circular bulge is connected with an outer groove outside the lower sleeve of the protective sleeve in a matching mode.
4. The efficient dustproof and waterproof switch of claim 1, wherein: the protecting sleeve is a cylinder which is matched with the shape of the cavity of the shell, the upper sleeve of the protecting sleeve is arranged in the upper cylindrical cavity at the upper end of the shell, the pressing piece is embedded in the upper groove and the lower groove of the protecting sleeve, the middle part of the protecting sleeve is positioned in the conical cavity and the secondary cylindrical cavity of the shell, the lower end of the lower sleeve of the protecting sleeve is tightly connected with the circuit board, and the inner groove of the lower sleeve covers the light source on the circuit board, and the upper groove and the outer groove of the button switch are matched with the circular bulge on the wall of the cavity of the shell.
5. The efficient dustproof and waterproof switch of claim 1, wherein: the protective sleeve is made of one or more of transparent rubber, transparent soft plastic and transparent silica gel, and the proportion of the transparent rubber, the transparent soft plastic and the transparent silica gel is arbitrary.
6. The efficient dustproof and waterproof switch according to claim 1, wherein: the casing outside is equipped with sealing circle, and this sealing circle is made with rubber or silica gel.
7. The efficient dustproof and waterproof switch of claim 1, wherein: and a nut for installation is screwed below the sealing ring outside the shell.
8. The efficient dustproof and waterproof switch of claim 1, wherein: the circuit board is a double-layer board, the button switch and the LED light source are welded on the inner side of the circuit board, and the outer side of the circuit board is provided with a pin which is electrically connected with the button switch and the LED light source.
9. The efficient dustproof and waterproof switch of claim 1, wherein: and the shell is provided with a riveting position for fixing the circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320333286.XU CN218866933U (en) | 2023-02-28 | 2023-02-28 | High-efficient dustproof and waterproof switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320333286.XU CN218866933U (en) | 2023-02-28 | 2023-02-28 | High-efficient dustproof and waterproof switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218866933U true CN218866933U (en) | 2023-04-14 |
Family
ID=87364018
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320333286.XU Active CN218866933U (en) | 2023-02-28 | 2023-02-28 | High-efficient dustproof and waterproof switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218866933U (en) |
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2023
- 2023-02-28 CN CN202320333286.XU patent/CN218866933U/en active Active
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