CN213691828U - Waterproof switch - Google Patents
Waterproof switch Download PDFInfo
- Publication number
- CN213691828U CN213691828U CN202022360805.0U CN202022360805U CN213691828U CN 213691828 U CN213691828 U CN 213691828U CN 202022360805 U CN202022360805 U CN 202022360805U CN 213691828 U CN213691828 U CN 213691828U
- Authority
- CN
- China
- Prior art keywords
- base
- button
- sealing sleeve
- opening
- wall
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000007789 sealing Methods 0.000 claims abstract description 42
- 230000000694 effects Effects 0.000 claims abstract description 13
- 230000003068 static effect Effects 0.000 claims abstract description 10
- 238000010276 construction Methods 0.000 claims abstract description 8
- 238000005516 engineering process Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000741 silica gel Substances 0.000 description 2
- 229910002027 silica gel Inorganic materials 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 230000008093 supporting effect Effects 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
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- Push-Button Switches (AREA)
Abstract
The utility model provides a waterproof switch belongs to the switch technology field, including having one base, static contact, movable contact spring, spring and the button of up-opening, the spring is installed between button bottom and base and is made the operating portion of button expose the opening of base, and the parcel has the seal cover on the outer wall of base, and the seal cover just seals and is equipped with the opening that only supplies the operating portion of button to the open-ended terminal surface of base to the opening that the operating portion of button exposes, interference fit between the operating portion of button and the opening of seal cover. The utility model discloses a set up the seal cover and seal the button on the base steadily, combine the parcel cooperation structure of seal cover and base and with the interference fit structure enhancement sealing performance of button, and then provide a simple structure, stable, durable and waterproof effect superior waterproof construction and waterproof switch.
Description
Technical Field
The utility model relates to the technical field of switches, especially, relate to a waterproof switch.
Background
The existing light-touch switch of the button type comprises a static contact piece, a movable contact piece, a button, a base, a reset spring and the like, and a waterproof ring is arranged between the bottom surface of the button and the base for preventing water. In the using process, the common waterproof ring is poor in structural stability and not durable, the waterproof effect is only achieved in partial structures, and the waterproof effect is limited.
Based on this, the present application is proposed.
Disclosure of Invention
Not enough to prior art, the utility model provides a stable in structure's waterproof switch, it can realize comprehensive waterproof, solves among the prior art problem that waterproof structure is stable poor, water-proof effects is general.
In order to achieve the above object, the utility model discloses waterproof switch structure as follows: the button comprises a base with an upward opening, a static contact piece, a movable contact piece, a spring and a button, wherein one end of the static contact piece is arranged in the base, the other end of the static contact piece is arranged outside the base and keeps sealing with the base, the movable contact piece is arranged on the button, and the spring is arranged between the bottom of the button and the base and enables an operation part of the button to be exposed out of the opening of the base; the outer wall of the base is wrapped by a sealing sleeve, the sealing sleeve is sealed against the end face of the opening of the base and is provided with an opening only for exposing the operating part of the button, and the operating part of the button is in interference fit with the opening of the sealing sleeve.
The utility model discloses a set up the seal cover structure and wrap up button and base and the border department of button and base, the seal cover is kept apart with the outside near such as button, base, has realized that it is comprehensive sealed, and waterproof area is big, water-proof effects is good. And, because the utility model discloses well seal cover is put on the base outer wall, is different from prior art, and it can not cause the inner space that influences or occupy the switch to the inner structure of switch, and the cooperation between its and the base is stable, durability can, and, the utility model discloses waterproof construction also is favorable to further reducing the volume of switch to satisfy actual user demand.
For strengthening the relation of connection between seal cover and the base, the utility model discloses further set up as follows: interference fit between the outer wall of seal cover and base not only can strengthen waterproof construction's sealed effect, waterproof effect, can also prevent effectively that the seal cover from droing.
The utility model discloses further set up as follows: be equipped with groove structure or protruding structure on the outer wall of base, be equipped with the protrusion that suits or groove structure on the silica gel cover and cooperate with it to fasten the seal cover on the base outer wall, further ensure waterproof construction's stability.
For convenient use and processing, the utility model discloses further set up as follows: the outer wall of the base is provided with a groove structure surrounding the outer wall for a circle, and the inner wall of the sealing sleeve is provided with a protruding structure matched with the groove structure.
The technical scheme has the advantages of simple structure, convenience in processing and good stability.
The utility model discloses further set up as follows: the opening edges of the groove structures are arc openings, so that the sealing sleeve is convenient to mount and dismount, and the sealing sleeve can be prevented from being damaged in the mounting and dismounting process.
The utility model discloses further set up as follows: the convex structure is located at the edge of an opening of the sealing sleeve, which is in contact with the base, the concave-convex matching structure is far away from the upper opening of the base, the path of water or vapor entering the base is prolonged, and the waterproof effect is improved.
The utility model discloses further set up as follows: and an outer convex part structure is arranged on the outer wall of the sealing sleeve corresponding to the position of the convex structure on the inner wall of the sealing sleeve. On the one hand, the force application point can be regarded as to the outer convex part structure to demolish the seal cover from the base, on the other hand, the outer convex part structure has increased the structural thickness and the intensity of protruding structure department, ensures that outer convex part structure, protruding structure department are difficult for warping, effectively keeps the groove structure on protruding structure and the base to be in the mating state under normal use state.
For the installation and dismantle the use, the utility model discloses further set up as follows: the outer convex part consists of two symmetrical circular arc surfaces and a connecting plane positioned between the two circular arc surfaces.
The utility model discloses further set up as follows: the thickness of the end face part of the sealing sleeve matched with the button is larger than that of the part of the sealing sleeve matched with the outer wall of the base. Through the top structure of thickening processing seal cover, increase the structural strength at top in order to improve its support to the button, avoid here structural weakness to lead to the button crooked under natural state or the state of pressing. And the sealing sleeve is also provided with a distance for limiting the button to be far away from the base under the action of the spring, so that the stability of the button and the stroke of the button is kept, and the button is suitable for practical use.
For ensuring the supporting effect, the utility model discloses further set up as follows: the thickness of the end face part of the sealing sleeve matched with the button is not less than 3 mm.
The utility model has the advantages as follows:
one, the utility model discloses a set up the seal cover and seal the button on the base steadily, combine the parcel cooperation structure of seal cover and base and with the interference fit structure enhancement sealing performance of button, and then provide a simple structure, stable, durable and waterproof effect superior waterproof construction and waterproof switch.
The sealing waterproof structure of the utility model, namely the sealing sleeve is sleeved on the outer wall of the base instead of the inner side, not only simplifies the internal structure of the switch, but also greatly simplifies the structure of the switch by arranging the sealing structure externally, so that the structure is stable and the production and the use are convenient.
Drawings
Fig. 1 is a general schematic diagram of an embodiment of the present invention.
Fig. 2 is a schematic bottom structure diagram of the embodiment of the present invention.
Fig. 3 is a schematic side view of an embodiment of the present invention.
Fig. 4 is a schematic sectional view of fig. 3A.
Fig. 5 is a schematic bottom view of fig. 1.
Fig. 6 is a schematic diagram of the structure of the convex portion of the embodiment of the present invention.
Reference numerals: 1-base, 2-gland, 3-static contact, 4-button, 5-installation department, 6-movable contact, 7-reset spring; 101-side notch, 102-lower mounting groove, 103-convex column, 201-convex part, 202-thin part, 203-end part, 501-upper mounting groove, 502-first stop surface and 503-second stop surface.
Detailed Description
Referring to fig. 1 and 4, the button 4 of the present embodiment includes an operating portion and a mounting portion 5, the operating portion has a cylindrical structure, and the operating portion has a frame structure adapted to the inner cavity of the base 1. The bottom of the operation part is integrally connected to the mounting part 5, or the operation part and the mounting part 5 are integrally formed. The frame structure of the operation part is as shown in fig. 4, the middle part of the operation part is hollow, the outer ring of the operation part is provided with a frame structure, the outer diameter side wall of the frame structure is provided with a first annular groove and a second annular groove which are concave, the first annular groove and the second annular groove which are positioned on the upper side of the frame structure are respectively used as a first stop surface 502 and a second stop surface 503 which are used for matching with partial structures of the movable contact spring 6 embedded in the first annular groove and the second annular groove, so that the movable contact spring 6 is driven to move downwards when the operation part of the button 4 descends under pressure. The bottom surface of the operation part is opposite to the lower mounting groove 102 on the bottom of the base 1 and is provided with an upper mounting groove 501, the reset spring 7 is installed between the upper mounting groove 501 and the lower mounting groove 102, after pressure applied to the operation part of the button 4 is removed or disappears, the reset spring 7 pushes the operation part to move upwards in a reverse direction, meanwhile, the groove walls of the first annular groove and the second annular groove located below drive the movable contact piece 6 to move upwards together, when the top of the operation part is limited, the button 4 stops moving, the first stop surface 502 and the second stop surface 503 limit the movable contact piece 6 to move.
On the above-mentioned inner structure, seal cover 2 wraps on the outer wall of base 1, and in this embodiment, seal cover 2 includes the thin wall portion 202 that is fixed with the outer wall laminating of base 1 and is used for the tip 203 with the opening of base 1 confined, and the thickness of tip 203 is greater than thin wall portion 202, and under general condition, tip 203 thickness is not less than 3mm, preferably 5 ~ 8 mm. The end portion 203 is preferably integrally formed with the thin-walled portion 202 to ensure the sealing performance of the sealing sleeve 2 itself. The thickened end part 203 is beneficial to keeping the button 4 stable, can form a blocking and limiting displacement range of the operation part above the operation part, and meets the design requirement of the switch.
For convenience of operation, the middle part of the end part 203 of the sealing sleeve 2 is provided with a second opening only for exposing the operating part of the button 4, and the operating part of the button 4 penetrates out of the second opening of the end part 203 of the sealing sleeve 2 to the outside of the base 1 and the sealing sleeve 2 and is in interference fit with the second opening, so that the joint is sealed and waterproof is realized.
Certainly, for the stability of strengthening waterproof construction, also interference fit between the outer wall that makes seal cover 2 and base 1 in this embodiment can also prevent effectively that seal cover 2 from droing.
Example 2 this example differs from example 1 in that: in this embodiment, the outer wall of the base 1 is provided with a third annular groove, and the silica gel sleeve is provided with a corresponding inner convex part to be matched with the third annular groove, so that the sealing sleeve 2 is further stably and firmly clamped on the outer wall of the base 1. And, annular groove three and interior convex part can also form seal structure, increase the degree of difficulty that external water got into, improve the water-proof effects of seal cover 2.
Of course, as a preferred embodiment of this embodiment, the opening edges of the groove structure are all arc openings, and the structure of the convex portion 201 also preferably consists of two symmetrical arc surfaces and a connecting plane located between the two arc surfaces. The mounting and dismounting of the sealing sleeve 2 will be convenient and can be repeated.
As can be seen from the specific structure provided in fig. 4, the arrangement of the inner protrusion at the edge of the opening of the sealing sleeve 2 that contacts the base 1, i.e., the bottom opening, is an embodiment, which is not only convenient to process, but also can further improve the waterproof effect.
Example 3 this example differs from examples 1 and 2 in that: in the embodiment, the outer convex part 201 is arranged on the outer side of the edge of the opening, namely the bottom opening, of the sealing sleeve 2, which is in contact with the base 1, and the outer convex part 201 can be used for assisting in mounting and dismounting the sealing sleeve 2, so that convenience is provided for the sealing sleeve 2, and the waterproof switch is more suitable for practical use. Alternatively, the sealing sleeve 2 of the present embodiment is more easily disassembled when the exhaust gas components are recycled.
Corresponding to the inner protrusion structure provided in embodiment 2, the position of the outer protrusion 201 structure in this embodiment is opposite to the inner protrusion structure.
To sum up, the utility model discloses a set up one on base 1's the outer wall rather than the seal cover 2 that cup joints, seal the top of seal cover 2 simultaneously for tip 203 and 4 interference fit of button, combine tip 203 with the structural feature that base 1's upper shed shields completely, realize that coverage is wide, be convenient for install, waterproof performance splendid waterproof construction to this has greatly improved the waterproof performance of button 4 switch, has expanded its application range, has satisfied the in-service use demand.
Claims (10)
1. A waterproof switch comprises a base with an upward opening, a static contact piece, a movable contact piece, a spring and a button, wherein the spring is arranged between the bottom of the button and the base and enables an operating part of the button to be exposed out of the opening of the base, and the waterproof switch is characterized in that: the outer wall of the base is wrapped by a sealing sleeve, the sealing sleeve is sealed against the end face of the opening of the base and is provided with an opening only for exposing the operating part of the button, and the operating part of the button is in interference fit with the opening of the sealing sleeve.
2. The waterproof switch of claim 1, wherein: interference fit between the outer wall of seal cover and base not only can strengthen waterproof construction's sealed effect, waterproof effect, can also prevent effectively that the seal cover from droing.
3. The waterproof switch according to claim 1 or 2, characterized in that: the outer wall of the base is provided with a groove structure or a protruding structure, and the sealing sleeve is provided with a corresponding protruding or groove structure matched with the groove structure.
4. The waterproof switch of claim 3, wherein: the outer wall of the base is provided with a groove structure surrounding the outer wall for a circle, and the inner wall of the sealing sleeve is provided with a protruding structure matched with the groove structure.
5. The waterproof switch of claim 3, wherein: the opening edges of the groove structures are all arc openings.
6. The waterproof switch of claim 3, wherein: the convex structure is positioned at the edge of the opening of the sealing sleeve contacted with the base.
7. The waterproof switch of claim 6, wherein: and an outer convex part structure is arranged on the outer wall of the sealing sleeve corresponding to the position of the convex structure on the inner wall of the sealing sleeve.
8. The waterproof switch of claim 7, wherein: the outer convex part structure consists of two symmetrical circular arc surfaces and a connecting plane positioned between the two circular arc surfaces.
9. The waterproof switch of claim 1, wherein: the thickness of the end face part of the sealing sleeve matched with the button is larger than that of the part of the sealing sleeve matched with the outer wall of the base.
10. The waterproof switch of claim 9, wherein: the thickness of the end face part of the sealing sleeve matched with the button is not less than 3 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022360805.0U CN213691828U (en) | 2020-10-21 | 2020-10-21 | Waterproof switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022360805.0U CN213691828U (en) | 2020-10-21 | 2020-10-21 | Waterproof switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213691828U true CN213691828U (en) | 2021-07-13 |
Family
ID=76759198
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022360805.0U Expired - Fee Related CN213691828U (en) | 2020-10-21 | 2020-10-21 | Waterproof switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213691828U (en) |
-
2020
- 2020-10-21 CN CN202022360805.0U patent/CN213691828U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210713 |