CN211742988U - Waterproof and electric shock-proof device for power switch button - Google Patents

Waterproof and electric shock-proof device for power switch button Download PDF

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Publication number
CN211742988U
CN211742988U CN202020079974.4U CN202020079974U CN211742988U CN 211742988 U CN211742988 U CN 211742988U CN 202020079974 U CN202020079974 U CN 202020079974U CN 211742988 U CN211742988 U CN 211742988U
Authority
CN
China
Prior art keywords
insulating rubber
power switch
box body
hole
waterproof
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
Application number
CN202020079974.4U
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Chinese (zh)
Inventor
李泽青
陈春琴
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tianjin Zhongxing Shengtong Electromechanical Equipment Co ltd
Original Assignee
Tianjin Zhongxing Shengtong Electromechanical Equipment Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Tianjin Zhongxing Shengtong Electromechanical Equipment Co ltd filed Critical Tianjin Zhongxing Shengtong Electromechanical Equipment Co ltd
Priority to CN202020079974.4U priority Critical patent/CN211742988U/en
Application granted granted Critical
Publication of CN211742988U publication Critical patent/CN211742988U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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  • Push-Button Switches (AREA)

Abstract

The utility model discloses a waterproof protection against electric shock device of switch button, button main part on the switch box body and the switch box body, the through-hole has been seted up at the top of switch box body, and the button main part is located the through-hole, and the top of button main part extends to the top of switch box body, and the last fixed cover of button main part is equipped with the insulating rubber, rotates the cover on the insulating rubber and is equipped with the knob that is located switch box body top, and the bottom fixed mounting of knob has the cover to establish the outer ring gear on the insulating rubber, the cover is equipped with the elastic sealing circle that is located the through-hole on the insulating rubber. The utility model relates to a rationally, convenient operation is convenient for adjust the leakproofness between button main part and the through-hole according to actual need, leaves the gap between the lateral wall of the outside of avoiding appearing the elastic seal circle and through-hole and makes water flow in to the phenomenon in the switch box body from the gap, has reached waterproof purpose of preventing electricity, satisfies the user demand, is favorable to the use.

Description

Waterproof and electric shock-proof device for power switch button
Technical Field
The utility model relates to a switch technical field especially relates to a waterproof protection against electric shock device of switch button.
Background
The existing button is exposed on the box body of the power switch, the existing button is poor in sealing performance between the existing button and the box body, electric leakage is easily caused due to water infiltration, electric shock accidents are even caused, particularly, potential safety hazards obviously exist in places which are in close contact with water in a kitchen, a bathroom and the like, and in order to solve the problem, people generally can sleeve the button with a sealing ring to prevent the water seepage phenomenon.
But the leakproofness between current button and the switch box body is not convenient for adjust according to actual need, the gap size between different button and the switch box body is different, if the gap between button and the switch box body is great, still use the sealing washer of same specification, then the gap still can appear between the outside that can appear the sealing washer and the switch box body, and the gap appears equally easily in the continuous friction of long-time use, the sealed effect has been reduced, can not satisfy the user demand, therefore we have provided a waterproof protection against electric shock device of switch button and have been used for solving above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a waterproof and electric shock-proof device for a power switch button.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a waterproof and electric shock-proof device for a power switch button comprises a power switch box body and a button main body on the power switch box body, wherein a through hole is formed in the top of the power switch box body, the button main body is positioned in the through hole, the top of the button main body extends to the upper part of the power switch box body, an insulating rubber is fixedly sleeved on the button main body, a knob positioned above the power switch box body is rotatably sleeved on the insulating rubber, an outer gear ring sleeved on the insulating rubber is fixedly installed at the bottom of the knob, an elastic sealing ring positioned in the through hole is sleeved on the insulating rubber, the outer side of the elastic sealing ring is in close contact with the side wall of the through hole, an annular cavity is formed in the elastic sealing ring, four extrusion plates are fixedly installed on the inner wall of one side of the annular cavity, which is far away from the insulating rubber, and four installation plates, four mounting panels and four stripper plate one-to-one settings, the rectangular channel has been seted up to one side that the insulating rubber was kept away from to the mounting panel, rotate on the bottom inner wall of rectangular channel and install the screw rod, the top of screw rod extends to the top and the fixed mounting of switch box body has the gear, the gear meshes with outer ring gear mutually, slidable mounting has the movable block on its open-ended one side inner wall is kept away from to the rectangular channel, movable block thread bush is established on the screw rod that corresponds, it has the connecting rod that same slope set up to articulate between one side that the insulating rubber was kept away from to the movable block and the stripper plate that.
Preferably, the top of the moving block is provided with a threaded hole, and the threaded hole is in threaded connection with the corresponding screw.
Preferably, a T-shaped sliding rail is fixedly mounted on the inner wall of one side, away from the opening, of the rectangular groove, a T-shaped sliding groove is formed in one side, close to the insulating rubber sheet, of the moving block, the T-shaped sliding rail is connected with the corresponding T-shaped sliding groove in a sliding mode, and a limiting block matched with the moving block is fixedly mounted at the bottom of the T-shaped sliding rail.
Preferably, a first circular hole is formed in the inner wall of the top of the rectangular groove, a first bearing is fixedly sleeved in the first circular hole, and an inner ring of the first bearing is fixedly sleeved on the outer side of the corresponding screw rod.
Preferably, four second circular holes are annularly formed in the inner wall of the top of the annular chamber, the screw rods are located in the corresponding second circular holes, and the side walls of the second circular holes are not in contact with the outer sides of the corresponding screw rods.
Preferably, a third circular hole is formed in the top of the knob, a second bearing is fixedly sleeved in the third circular hole, and an inner ring of the second bearing is fixedly sleeved with the outer side of the insulating rubber sheet.
Preferably, the insulating rubber is positioned in the outer gear ring, and the inner side of the outer gear ring is not in contact with the outer side of the insulating rubber.
Compared with the prior art, the beneficial effects of the utility model are that:
the waterproof and electric shock-proof device achieves the purpose of waterproof and electric shock prevention through the matching of the power switch box body, the button main body, the insulating rubber, the through hole, the knob, the outer gear ring, the elastic sealing ring, the annular cavity, the extrusion plates, the mounting plate, the screw rod, the moving block, the connecting rod, the gear and the T-shaped slide rail with the rectangular groove, and the elastic sealing ring and the insulating rubber, when a gap exists between the elastic sealing ring and the through hole, the knob is rotated to drive the outer gear ring to rotate, the outer gear ring drives the corresponding screw rod to rotate through the four gears meshed with the outer gear ring respectively, the screw rod rotates to drive the corresponding moving block to move downwards and extrude the connecting rod, the extruding force drives the corresponding extrusion plates to move towards the direction far away from the mounting plate through the connecting rod, so that the four extrusion plates simultaneously move towards the direction, the outer side of the elastic sealing ring is in close contact with the side wall of the through hole, and the sealing effect is achieved.
The utility model relates to a rationally, convenient operation is convenient for adjust the leakproofness between button main part and the through-hole according to actual need, leaves the gap between the lateral wall of the outside of avoiding appearing the elastic seal circle and through-hole and makes water flow in to the phenomenon in the switch box body from the gap, has reached waterproof purpose of preventing electricity, satisfies the user demand, is favorable to the use.
Drawings
Fig. 1 is a schematic cross-sectional structural view of a waterproof and electric shock-proof device for a power switch button provided by the present invention;
fig. 2 is the utility model provides a waterproof and electric shock prevention device's of switch button part A schematic structure.
In the figure: the power switch comprises a power switch box body 1, a button body 2, an insulating rubber sheet 3, a through hole 4, a knob 5, an outer gear ring 6, an elastic sealing ring 7, an annular chamber 8, a squeezing plate 9, a mounting plate 10, a screw rod 11, a moving block 12, a connecting rod 13, a gear 14, a T-shaped sliding rail 15 and a rectangular groove 16.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-2, a waterproof and electric shock-proof device for a power switch button comprises a power switch box body 1 and a button main body 2 arranged on the power switch box body 1, wherein a through hole 4 is formed in the top of the power switch box body 1, the button main body 2 is positioned in the through hole 4, the top of the button main body 2 extends to the upper part of the power switch box body 1, an insulating rubber sheet 3 is fixedly sleeved on the button main body 2, a knob 5 positioned above the power switch box body 1 is rotatably sleeved on the insulating rubber sheet 3, an outer gear ring 6 sleeved on the insulating rubber sheet 3 is fixedly arranged at the bottom of the knob 5, an elastic sealing ring 7 positioned in the through hole 4 is sleeved on the insulating rubber sheet 3, the outer side of the elastic sealing ring 7 is in close contact with the side wall of the through hole 4, an annular cavity 8 is formed in the elastic sealing ring 7, and four extrusion plates 9 are fixedly, the inner wall of one side of the annular cavity 8 close to the insulating rubber 3 is fixedly provided with four mounting plates 10 in an annular shape, the four mounting plates 10 and the four extrusion plates 9 are arranged in a one-to-one correspondence manner, one side of the mounting plate 10 far away from the insulating rubber 3 is provided with a rectangular groove 16, the inner wall of the bottom of the rectangular groove 16 is rotatably provided with a screw rod 11, the top end of the screw rod 11 extends to the upper part of the power switch box body 1 and is fixedly provided with a gear 14, the gear 14 is meshed with the outer gear ring 6, the inner wall of one side of the rectangular groove 16 far away from the opening is provided with a movable block 12 in a sliding manner, the movable block 12 is sleeved on the corresponding screw rod 11 in a threaded manner, one side of the movable block 12 far away from the insulating rubber 3 and the corresponding extrusion plate 9 are hinged with a connecting rod 13 which is arranged in an inclined manner, and the two, the phenomenon that water flows into the power switch box body 1 from the gap due to the gap reserved between the outer side of the elastic sealing ring 7 and the side wall of the through hole 4 is avoided, the waterproof and electricity-proof purposes are achieved, the use requirements are met, and the use is facilitated.
In the utility model, the top of the moving block 12 is provided with a threaded hole, the threaded hole is in threaded connection with the corresponding screw 11, the inner wall of one side of the rectangular groove 16 away from the opening is fixedly provided with a T-shaped slide rail 15, one side of the moving block 12 close to the insulating rubber 3 is provided with a T-shaped slide groove, the T-shaped slide rail 15 is in sliding connection with the corresponding T-shaped slide groove, the bottom of the T-shaped slide rail 15 is fixedly provided with a limit block matched with the moving block 12, the inner wall of the top of the rectangular groove 16 is provided with a first circular hole, the first circular hole is fixedly sleeved with a first bearing, the inner ring of the first bearing is fixedly sleeved with the outer side of the corresponding screw 11, the inner wall of the top of the annular chamber 8 is provided with four second circular holes in an annular shape, the screw 11 is positioned in the corresponding second circular hole, the side wall of the second circular, the fixed cover in the hole of third circle is equipped with the second bearing, and the suit is fixed with the outside of insulating rubber 3 to the inner circle of second bearing, and insulating rubber 3 is located outer ring gear 6, and the inboard of outer ring gear 6 is not contacted with the outside of insulating rubber 3, the utility model relates to a rationally, convenient operation is convenient for adjust the leakproofness between button main part 2 and the through-hole 4 according to actual need, leaves the gap between the outside of avoiding appearing elastic seal circle 7 and the lateral wall of through-hole 4 and makes the phenomenon that water flowed into to switch box body 1 in from the gap, has reached waterproof purpose of preventing electricity, satisfies the user demand, is favorable to the use.
The working principle is as follows: when the power switch box is used, the elastic sealing ring 7 is arranged to avoid the phenomenon that water permeates into the power switch box body 1, the waterproof and electric shock-proof purposes are achieved through the cooperation of the elastic sealing ring 7 and the insulating rubber 3, when a gap exists between the elastic sealing ring 7 and the through hole 4, the knob 5 is rotated, the knob 5 drives the outer gear ring 6 to rotate, the outer gear ring 6 drives the four gears 14 meshed with the outer gear ring 6 to rotate, the gears 14 drive the corresponding screw rods 11 to rotate, under the action of threaded holes formed in the tops of the moving blocks 12, the screw rods 11 rotate to drive the corresponding moving blocks 12 to move downwards, the moving blocks 12 slide on the corresponding T-shaped sliding rails 15, the corresponding connecting rods 13 are extruded while the moving blocks 12 move downwards, the extruding force drives the connecting rods 13 to move and rotate, the corresponding extruding plates 9 are driven to move towards the direction far away from the mounting plate 10 while the, make four stripper plates 9 remove to the direction of keeping away from insulating rubber 3 simultaneously, under the effect of elastic sealing ring 7 self elasticity, four stripper plates 9 remove simultaneously and extrude elastic sealing ring 7, make elastic sealing ring 7 take place deformation, make elastic sealing ring 7's the outside and through-hole 4's lateral wall in close contact with, sealed effect has been reached, make and be convenient for adjust the leakproofness between button main part 2 and the through-hole 4 according to actual need, leave the gap between the outside of elastic sealing ring 7 and the lateral wall of through-hole 4 and make the phenomenon that water flowed into in the switch box body 1 from the gap.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (7)

1. A waterproof and electric shock-proof device for a power switch button comprises a power switch box body (1) and a button main body (2) on the power switch box body (1), wherein a through hole (4) is formed in the top of the power switch box body (1), the button main body (2) is positioned in the through hole (4), and the waterproof and electric shock-proof device is characterized in that the top of the button main body (2) extends to the upper part of the power switch box body (1), an insulating rubber sheet (3) is fixedly sleeved on the button main body (2), a knob (5) positioned above the power switch box body (1) is rotatably sleeved on the insulating rubber sheet (3), an outer gear ring (6) sleeved on the insulating rubber sheet (3) is fixedly installed at the bottom of the knob (5), an elastic sealing ring (7) positioned in the through hole (4) is sleeved on the insulating rubber sheet (3), and the outer side of the elastic sealing ring (7) is in close, an annular cavity (8) is formed in the elastic sealing ring (7), four extrusion plates (9) are fixedly and annularly arranged on the inner wall of one side, far away from the insulating rubber (3), of the annular cavity (8), four mounting plates (10) are fixedly and annularly arranged on the inner wall of one side, close to the insulating rubber (3), of the annular cavity (8), the four mounting plates (10) and the four extrusion plates (9) are arranged in a one-to-one correspondence mode, a rectangular groove (16) is formed in one side, far away from the insulating rubber (3), of each mounting plate (10), a screw rod (11) is rotatably arranged on the inner wall of the bottom of each rectangular groove (16), the top end of each screw rod (11) extends to the position above the power switch box body (1) and is fixedly provided with a gear (14), the gear (14) is meshed with the outer gear ring (6), a moving block (12) is slidably arranged on the inner wall of one side, far away from the opening, one side of the moving block (12) far away from the insulating rubber (3) and the corresponding extrusion plate (9) are hinged with a same obliquely arranged connecting rod (13), and the two connecting rods (13) are symmetrically arranged relatively.
2. The waterproof and electric shock-proof device for the power switch button as claimed in claim 1, wherein the top of the moving block (12) is provided with a threaded hole, and the threaded hole is in threaded connection with the corresponding screw (11).
3. The waterproof and electric shock-proof device for the power switch button as claimed in claim 1, wherein a T-shaped sliding rail (15) is fixedly mounted on the inner wall of the rectangular groove (16) on the side away from the opening, a T-shaped sliding groove is formed in the side of the moving block (12) close to the insulating rubber (3), the T-shaped sliding rail (15) is slidably connected with the corresponding T-shaped sliding groove, and a limiting block matched with the moving block (12) is fixedly mounted at the bottom of the T-shaped sliding rail (15).
4. The waterproof and electric shock-proof device for the power switch button as claimed in claim 1, wherein a first circular hole is formed in the inner wall of the top of the rectangular groove (16), a first bearing is fixedly sleeved in the first circular hole, and an inner ring of the first bearing is fixedly sleeved with the outer side of the corresponding screw (11).
5. The waterproof and electric shock-proof device for the power switch button as claimed in claim 1, wherein four second circular holes are annularly formed on the inner wall of the top of the annular chamber (8), the screws (11) are located in the corresponding second circular holes, and the side walls of the second circular holes are not in contact with the outer sides of the corresponding screws (11).
6. The waterproof and electric shock-proof device for the power switch button as claimed in claim 1, wherein a third circular hole is formed in the top of the knob (5), a second bearing is fixedly sleeved in the third circular hole, and an inner ring of the second bearing is fixedly sleeved with the outer side of the insulating rubber sheet (3).
7. A power switch button waterproof and electric shock preventing device as claimed in claim 1, characterized in that the insulating rubber sheet (3) is positioned in the outer gear ring (6), and the inner side of the outer gear ring (6) is not in contact with the outer side of the insulating rubber sheet (3).
CN202020079974.4U 2020-01-15 2020-01-15 Waterproof and electric shock-proof device for power switch button Expired - Fee Related CN211742988U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020079974.4U CN211742988U (en) 2020-01-15 2020-01-15 Waterproof and electric shock-proof device for power switch button

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020079974.4U CN211742988U (en) 2020-01-15 2020-01-15 Waterproof and electric shock-proof device for power switch button

Publications (1)

Publication Number Publication Date
CN211742988U true CN211742988U (en) 2020-10-23

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ID=72882272

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202020079974.4U Expired - Fee Related CN211742988U (en) 2020-01-15 2020-01-15 Waterproof and electric shock-proof device for power switch button

Country Status (1)

Country Link
CN (1) CN211742988U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117476385A (en) * 2023-12-27 2024-01-30 泉州市拓辉机械制造有限公司 Knob type switch assembly of electronic product

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117476385A (en) * 2023-12-27 2024-01-30 泉州市拓辉机械制造有限公司 Knob type switch assembly of electronic product
CN117476385B (en) * 2023-12-27 2024-03-05 泉州市拓辉机械制造有限公司 Knob type switch assembly of electronic product

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GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20201023

Termination date: 20220115

CF01 Termination of patent right due to non-payment of annual fee