CN216133780U - Dustproof electric switch structure capable of improving dustproof effect - Google Patents
Dustproof electric switch structure capable of improving dustproof effect Download PDFInfo
- Publication number
- CN216133780U CN216133780U CN202121723852.5U CN202121723852U CN216133780U CN 216133780 U CN216133780 U CN 216133780U CN 202121723852 U CN202121723852 U CN 202121723852U CN 216133780 U CN216133780 U CN 216133780U
- Authority
- CN
- China
- Prior art keywords
- switch
- movable contact
- dustproof
- contact frame
- sealing
- 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.)
- Active
Links
Images
Landscapes
- Switch Cases, Indication, And Locking (AREA)
Abstract
The utility model provides a dustproof electric switch structure capable of improving a dustproof effect, which comprises a switch base and a switch rear cover, wherein the switch base and the switch rear cover are buckled and connected to form a switch main body; the mounting port is connected with a movable contact frame assembly, and the movable contact frame assembly comprises a movable contact frame; one end of the movable contact frame penetrates through the mounting opening and is arranged in the sealed cavity, and the other end of the movable contact frame extends out of the mounting opening; a sealing structure is arranged on the periphery of the accommodating cavity, and a dustproof structure is arranged between the opening of the mounting opening and the outer wall of the movable contact frame, so that the accommodating cavity forms a sealing cavity; this application holds the periphery in chamber at the switch and sets up seal structure to and be provided with dustproof construction between installing port opening part and movable contact frame outer wall, make it forms seal chamber to hold the chamber, prevents that the dust from getting into, secondly, sets up the dust exhaust mouth in the outside of switch main part, can effectively discharge the dust, prevents that it from entering into and holds the intracavity.
Description
Technical Field
The utility model relates to the technical field of electric switches, in particular to a dustproof electric switch structure capable of improving a dustproof effect.
Background
The existing electric tool switch is lack of a dustproof structure, in operation engineering, dust generated in operation can penetrate through gaps between component assemblies and fall into the electric tool switch, after the electric tool switch is used for a period of time, the dust can hinder operation of devices in the electric tool switch, and the electric tool switch is failed due to arrangement. For users in non-professional fields, the user can only choose to replace the electric tool switch, and the economic expense is increased.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to a dustproof electric switch structure with improved dustproof effect to solve the above problems.
In order to achieve the purpose, the utility model provides the following technical scheme:
a dustproof electric switch structure capable of improving a dustproof effect comprises a switch base and a switch rear cover, wherein the switch base and the switch rear cover are connected in a buckling mode to form a switch main body, a containing cavity is formed inside the switch main body, and a mounting opening is formed in the containing cavity; the mounting port is connected with a movable contact frame assembly, and the movable contact frame assembly comprises a movable contact frame; one end of the movable contact frame penetrates through the mounting opening and is arranged in the sealed cavity, and the other end of the movable contact frame extends out of the mounting opening;
the periphery of the accommodating cavity is provided with a sealing structure, and a dustproof structure is arranged between the opening of the mounting opening and the outer wall of the movable contact frame, so that the accommodating cavity forms a sealing cavity.
Preferably, the switch base is provided with a sealing groove along the periphery of the accommodating cavity, the switch rear cover is provided with a sealing bulge along the periphery of the accommodating cavity, and the sealing bulge is connected with the sealing groove in an inserting manner to seal the periphery of the accommodating cavity.
Preferably, the movable contact frame is provided with a sealing sleeve, the inner wall of the opening of the mounting port is provided with a sealing clamping groove, the sealing sleeve is clamped and fixed in the sealing clamping groove, and the outer wall of the movable contact frame is in sliding contact with the inner wall of the sealing sleeve.
Preferably, an oil seal layer is formed between the outer wall of the movable contact frame and the inner wall of the seal sleeve.
Preferably, the seal cover comprises a seal cover body, a raised annular ring is arranged on an outer ring of the seal cover body, and the annular ring is clamped in the seal clamping groove.
Preferably, the movable contact frame is provided with a switch handle in appearance, and the movable contact frame further comprises a switch handle limiting structure, wherein the switch handle limiting structure comprises a limiting frame which is arranged on the switch handle and arranged along the telescopic direction of the movable contact frame, a limiting groove is formed in the limiting frame, a guide frame is arranged on the switch main body, and the guide frame is arranged in the limiting groove.
Preferably, the limiting frame is arranged on the upper direction and the lower direction of the switch handle.
Preferably, the switch body is provided with a dust exhaust groove.
Preferably, a gap is formed between the bottom of the guide frame and the outer wall of the switch body, and the gap forms a dust exhaust channel.
Preferably, a plurality of clamping blocks are arranged on the peripheral side wall of the switch base at intervals, the side edge of the switch rear cover corresponds to the clamping blocks and is provided with a clamping portion, and the clamping portion is clamped on the clamping blocks and is connected with the switch rear cover.
Preferably, the movable contact frame assembly comprises a telescopic fulcrum arranged on the movable contact frame and a return spring connected to the tail end of the movable contact frame; the movable contact is movably connected to an electric connecting piece and electrically connected with a first wiring terminal through the electric connecting piece, a movable contact is arranged on the other end of the movable contact, and the movable contact is electrically connected with a second wiring terminal through the telescopic fulcrum control in a clutch mode.
Compared with the prior art, the utility model provides a dustproof electric switch structure for improving the dustproof effect, which has the following beneficial effects: this application holds the periphery in chamber at the switch and sets up seal structure to and be provided with dustproof construction between installing port opening part and movable contact frame outer wall, make it forms seal chamber to hold the chamber, prevents that the dust from getting into, secondly, sets up the dust exhaust mouth in the outside of switch main part, can effectively discharge the dust, prevents that it from entering into and holds the intracavity.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a partial schematic view of the present invention;
fig. 3 is a schematic structural diagram of the switch rear cover of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, a dustproof electric switch structure for improving a dustproof effect comprises a switch base 1 and a switch rear cover 2, wherein the switch base and the switch rear cover are buckled and connected to form a switch main body, an accommodating cavity 3 is formed inside the switch main body, and a mounting opening 4 is formed in the accommodating cavity 3; the mounting port 4 is connected with a movable contact frame assembly 5, and the movable contact frame assembly comprises a movable contact frame 6; one end of the movable contact frame penetrates through the mounting opening and is arranged in the sealed cavity, and the other end of the movable contact frame extends out of the mounting opening;
the periphery of the accommodating cavity is provided with a sealing structure, and a dustproof structure is arranged between the opening of the mounting opening and the outer wall of the movable contact frame, so that the accommodating cavity forms a sealing cavity.
Specifically, the method comprises the following steps: the switch comprises a switch base, a movable contact frame and a switch back cover, wherein a sealing groove 7 is arranged on the switch base along the periphery of the accommodating cavity, a sealing bulge 8 is arranged on the switch back cover along the periphery of the accommodating cavity, the sealing bulge is in plug-in connection with the sealing groove to seal the periphery of the accommodating cavity, a sealing sleeve 9 is arranged on the movable contact frame, a sealing clamping groove 10 is arranged on the inner wall of an opening of an installation port, the sealing sleeve is clamped and fixed in the sealing clamping groove 10, the outer wall of the movable contact frame is in sliding contact connection with the inner wall of the sealing sleeve, an oil seal layer is formed between the outer wall of the movable contact frame and the inner wall of the sealing sleeve, the sealing sleeve comprises a sealing sleeve body, a raised annular ring 11 is arranged on the outer ring of the sealing sleeve body, the annular ring is clamped in the sealing clamping groove, a switch handle 12 is arranged on the appearance of the movable contact frame, and a switch handle limiting structure is also included, the switch handle limiting structure comprises a limiting frame 13 which is arranged on the switch handle and arranged along the extension direction of the movable contact frame, a limit groove 14 is arranged on the limit frame, a guide frame 15 is arranged on the switch main body, the guide frame 15 is arranged in the limit groove 14, the limit frame 13 is arranged on the upper and lower directions of the switch handle, the switch body is provided with a dust exhaust groove 16, a gap is formed between the bottom of the guide frame and the outer wall of the switch body, the gap forms a dust exhaust channel, a plurality of clamping blocks 17 are arranged on the peripheral side wall of the switch base at intervals, the side edge of the switch rear cover is provided with a clamping part 18 corresponding to the clamping block, the clamping part is clamped on the clamping block to connect the switch base with the switch rear cover, and the movable contact frame component comprises a telescopic fulcrum 18 arranged on the movable contact frame and a return spring 19 connected to the tail end of the movable contact frame; the movable contact spring is connected with the movable fulcrum 20, the movable contact spring is movably connected with an electric connecting piece and is electrically connected with a first wiring terminal through the electric connecting piece, a movable contact 21 is arranged on the other end of the movable contact spring, and the movable contact is electrically connected with a second wiring terminal through the telescopic fulcrum control in a clutch mode.
It should be noted that, in this document, terms such as "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides an improve dustproof electric switch structure of dustproof effect which characterized in that: the switch comprises a switch base and a switch rear cover, wherein the switch base and the switch rear cover are buckled and connected to form a switch main body, an accommodating cavity is formed in the switch main body, and a mounting opening is formed in the accommodating cavity; the mounting port is connected with a movable contact frame assembly, and the movable contact frame assembly comprises a movable contact frame; one end of the movable contact frame penetrates through the mounting opening to be arranged in the accommodating cavity, and the other end of the movable contact frame extends out of the mounting opening;
the periphery of the accommodating cavity is provided with a sealing structure, and a dustproof structure is arranged between the opening of the mounting opening and the outer wall of the movable contact frame, so that the accommodating cavity forms a sealing cavity.
2. The dustproof electric switch structure for improving the dustproof effect according to claim 1, characterized in that: the switch base is provided with a sealing groove along the periphery of the accommodating cavity, the switch rear cover is provided with a sealing bulge along the periphery of the accommodating cavity, and the sealing bulge is connected with the sealing groove in an inserting manner to seal the periphery of the accommodating cavity.
3. The dustproof electric switch structure for improving the dustproof effect according to claim 1 or 2, characterized in that: the movable contact frame is provided with a sealing sleeve, the inner wall of the opening of the mounting opening is provided with a sealing joint groove, the sealing sleeve is clamped and fixed in the sealing joint groove, and the outer wall of the movable contact frame is in sliding contact with the inner wall of the sealing sleeve.
4. The dustproof electric switch structure for improving the dustproof effect according to claim 3, characterized in that: an oil seal layer is formed between the outer wall of the movable contact frame and the inner wall of the seal sleeve.
5. The dustproof electric switch structure for improving the dustproof effect according to claim 3, characterized in that: the seal cover comprises a seal cover body, wherein a raised annular ring is arranged on the outer ring of the seal cover body, and the annular ring is clamped in the seal clamping groove.
6. The dustproof electric switch structure for improving the dustproof effect according to claim 1, characterized in that: the movable contact frame is characterized in that a switch handle is arranged on the appearance of the movable contact frame, the movable contact frame further comprises a switch handle limiting structure, the switch handle limiting structure comprises a limiting frame which is arranged on the switch handle and arranged along the telescopic direction of the movable contact frame, a limiting groove is formed in the limiting frame, a guide frame is arranged on the switch main body, and the guide frame is arranged in the limiting groove.
7. The dustproof electric switch structure for improving the dustproof effect according to claim 6, characterized in that: the limiting frame is arranged on the upper direction and the lower direction of the switch handle.
8. The dustproof electric switch structure for improving the dustproof effect according to claim 1, characterized in that: the switch body is provided with a dust exhaust groove.
9. The dustproof electric switch structure for improving the dustproof effect according to claim 6, characterized in that: a gap is formed between the bottom of the guide frame and the outer wall of the switch body, and a dust exhaust channel is formed in the gap.
10. The dustproof electric switch structure for improving the dustproof effect according to claim 1, characterized in that: the switch base is characterized in that a plurality of clamping blocks are arranged on the peripheral side wall of the switch base at intervals, the side edge of the switch rear cover corresponds to the clamping blocks, and clamping portions are arranged on the clamping blocks in a clamping mode and are connected with the switch rear cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121723852.5U CN216133780U (en) | 2021-07-27 | 2021-07-27 | Dustproof electric switch structure capable of improving dustproof effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121723852.5U CN216133780U (en) | 2021-07-27 | 2021-07-27 | Dustproof electric switch structure capable of improving dustproof effect |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216133780U true CN216133780U (en) | 2022-03-25 |
Family
ID=80768589
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121723852.5U Active CN216133780U (en) | 2021-07-27 | 2021-07-27 | Dustproof electric switch structure capable of improving dustproof effect |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216133780U (en) |
-
2021
- 2021-07-27 CN CN202121723852.5U patent/CN216133780U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2003071624A3 (en) | Fuel cell stacking and sealing | |
| CN102039585A (en) | Power tool | |
| KR960036235A (en) | Battery assembly and manufacturing method thereof | |
| CN216133780U (en) | Dustproof electric switch structure capable of improving dustproof effect | |
| CN109193245B (en) | Anti-dragging connecting assembly used under water | |
| CN211790595U (en) | Safe type PVC magazine line box | |
| CN205845777U (en) | Water-proof pressing switch | |
| CN205566280U (en) | A waterproof interphone | |
| CN205159141U (en) | Shockproof direct current switch of motor | |
| CN213906191U (en) | Direct current wall bushing | |
| CN205621935U (en) | Rectangle heavy load connector | |
| CN210986714U (en) | Waterproof type semiconductor communication casing | |
| CN212627987U (en) | Waterproof type cell-phone volume key structure | |
| CN216487747U (en) | Waterproof protection switch | |
| CN218498351U (en) | Resonator with open fork type pin | |
| CN221149901U (en) | Sealing assembly structure of inner supporting cover and guide plate and high-voltage direct-current relay | |
| CN213484167U (en) | Brush yoke single mode mould | |
| CN212968263U (en) | Waterproof electric connection socket with keys | |
| CN216288093U (en) | Dustproof light touch switch | |
| CN218005923U (en) | Charging mechanism of digital mobile phone | |
| CN214849302U (en) | Succulent sealing plug structure product with novel structure | |
| CN211859501U (en) | Dampproofing terminal box | |
| JP2021077566A (en) | Waterproof connector | |
| CN211265836U (en) | Waterproof socket | |
| CN212231065U (en) | Connecting structure of cable intermediate joint |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |