Search

CN-224218274-U - Waterproof power adapter

CN224218274UCN 224218274 UCN224218274 UCN 224218274UCN-224218274-U

Abstract

The utility model relates to the technical field of power adapters and discloses a waterproof power adapter, which comprises a lower shell and an upper shell, wherein a folding sealing mechanism is fixedly arranged on the lower shell, a waterproof strip is fixedly arranged on the upper shell, the folding sealing mechanism comprises a connecting sheet, a hinge plate, a hinge and a concave pressing plate, the connecting sheet is fixedly connected with the side surface of the upper part of the lower shell, the lower shell is provided with the concave pressing plate, the concave pressing plate is fixedly provided with the hinge plate, the hinge plate is hinged with the hinge, the hinge is fixedly connected with the connecting sheet, the waterproof strip is extruded at the arc-shaped groove position of the concave pressing plate when moving downwards, the hinge plate is fixedly provided with a rubber sealing sleeve, after a sealing interface is formed by the concave pressing plate, the rubber sealing sleeve on the hinge plate is tightly clung to the side wall of the waterproof strip along with centripetal gathering to complete the sealing interface of a second layer and a third layer, and the sealing effect can be achieved without receiving larger damping or friction force.

Inventors

  • WANG XILIAN
  • WANG HUI

Assignees

  • 深圳市天音电子有限公司

Dates

Publication Date
20260508
Application Date
20250526

Claims (8)

  1. 1. The waterproof power adapter comprises a lower shell (1) and an upper shell (2) and is characterized in that a folding sealing mechanism (3) is fixedly arranged on the upper portion of the lower shell (1), a waterproof strip (4) is fixedly arranged on the lower portion of the upper shell (2), the folding sealing mechanism (3) comprises a connecting sheet (301), a hinge plate (302), a hinge (303) and a concave pressing plate (304), the lower portion of the connecting sheet (301) is fixedly connected with the side face of the upper portion of the lower shell (1), the concave pressing plate (304) is arranged at the top of the lower shell (1), a hinge plate (302) is fixedly arranged at one end of the concave pressing plate (304), the lower end of the hinge plate (302) is hinged to the hinge (303), the lower portion of the hinge (303) is fixedly connected with the connecting sheet (301), and the waterproof strip (4) is extruded at the arc-shaped groove position of the concave pressing plate (304) when moving downwards, and a rubber sealing sleeve (5) is fixedly arranged at the top of the hinge plate (302).
  2. 2. The waterproof power adapter of claim 1, wherein the two sides of the lower shell (1) are fixedly provided with a first sleeve head (6), the inner wall of the first sleeve head (6) is provided with a clamping groove (7), and the two sides of the upper shell (2) are fixedly provided with a second sleeve head (8).
  3. 3. The waterproof power adapter according to claim 1, wherein a rectangular groove (9) is fixedly formed in the top of the lower housing (1), a sealing plate (10) is fixedly mounted on the lower portion of the upper housing (2), and the sealing plate (10) is sealed by being inserted into the inner wall of the rectangular groove (9).
  4. 4. The waterproof power adapter of claim 1, wherein the top of the upper shell (2) is provided with a line limiter (11), the line limiter (11) comprises a bottom plate (111), a sliding column (112), a pull table (113) and a V-shaped frame (114), the lower part of the bottom plate (111) is fixedly connected with the upper shell (2), the sliding column (112) is fixedly arranged on the upper part of the bottom plate (111), the pull table (113) is slidingly connected with the outer wall of the sliding column (112), the V-shaped frame (114) is fixedly arranged on one side of the pull table (113) and one side of the bottom plate (111), a spring (115) is fixedly arranged on the top of the sliding column (112), and the lower part of the spring (115) is in tight contact with the surface of the pull table (113).
  5. 5. A waterproof power adapter according to claim 3, wherein a clamping connector (12) is fixedly arranged at the lower part of the upper shell (2), one side of the clamping connector (12) is fixedly connected with a waterproof strip (4), and the other side of the clamping connector (12) is fixedly connected with a sealing plate (10).
  6. 6. The waterproof power adapter of claim 1, wherein a positioner (13) is fixedly arranged on the inner wall of the lower shell (1), the positioner (13) comprises a positioning cylinder (131), an expansion pipe (132) and a through rod (133), the expansion pipe (132) can be inserted into the inner wall of the positioning cylinder (131), the lower part of the expansion pipe (132) is conical, and the inner diameter of the expansion pipe (132) is larger than the inner diameter of the through rod (133).
  7. 7. The waterproof power adapter of claim 4, wherein an electric rod (15) is fixedly arranged at the top of the inner wall of the upper shell (2), and the output end of the electric rod (15) is fixedly connected with a pull table (113).
  8. 8. The waterproof power adapter of claim 1, wherein the outer walls of the lower shell (1) and the upper shell (2) are respectively provided with an annular groove (14), the annular grooves (14) and the outer diameter of the power wire are the same in shape, and the maximum diameter of the annular grooves (14) is smaller than the outer diameter of the power wire.

Description

Waterproof power adapter Technical Field The utility model relates to the technical field of power adapters, in particular to a waterproof power adapter. Background With the wide application of electronic devices, the power adapter is used as an important accessory of the electronic devices, and the use occasions are increasingly diversified. In outdoor, humid environments or special industrial scenes, the waterproof performance of the conventional power adapter is insufficient, and internal circuit short circuit and damage are easily caused by water inflow, even potential safety hazards are caused, so that a power adapter with excellent waterproof performance is needed. The utility model discloses a waterproof power adapter in chinese novel practical patent of bulletin number CN216217932U, including lower casing, the top of lower casing is provided with the casing, go up casing and lower casing looks joint, fixed mounting has the flange on the top outer wall of lower casing, rectangular channel has been seted up on the top inner wall of last casing, go up the casing and install sealed the pad through rectangular channel, the joint groove has been seted up on the top outer wall of lower casing, fixed mounting has the fixed plate on the top inner wall of last casing, articulated on a lateral wall of fixed plate has the draw-in lever, install first spring on a lateral wall of fixed plate, the one end and the draw-in lever of first spring are connected, draw-in lever and joint groove looks joint, install the connector on one side outer wall of lower casing, through the flange that sets up, the rectangular channel, sealed pad, joint groove and draw-in lever, the flange is located the rectangular channel inside, sealed pad makes between flange and the rectangular channel, the height of flange is higher than lower casing, thereby play waterproof effect. Aiming at the related technology, the inventor considers that the large friction resistance is not convenient for disassembling the power adapter when the sealing part is disassembled, and the power adapter with different configurations can be arranged in industrial scene application, so that the friction resistance of the clamping and sealing parts is large after packaging under the condition of ensuring good sealing performance, the improvement and daily maintenance of the inside of the power adapter are not facilitated for staff, and the sealing performance of each connecting port part of the power adapter in the practical patent is poor, and the high waterproof effect cannot be reflected. Disclosure of utility model Aiming at the defects of a waterproof power adapter, the utility model provides the waterproof power adapter, which solves the problem of insufficient waterproof performance of the power adapter in the prior art and improves the use safety and reliability of the power adapter in a humid or special environment. The utility model provides the following technical scheme: The utility model provides a waterproof type power adapter, includes casing and last casing down, the fixed roll over sealing mechanism that is provided with in upper portion of casing down, the fixed waterproof strip that is provided with in lower part of going up the casing, roll over sealing mechanism and include tab, articulated slab, hinge and concave clamp plate, the lower part and the side fixed connection on lower casing upper portion of tab, lower casing top position is provided with concave clamp plate, the fixed articulated slab that is provided with of one end of concave clamp plate, the lower extreme and the hinge of articulated slab, the lower part and the tab fixed connection of hinge, the arc recess position at concave clamp plate is extruded when the downwardly moving of waterproof strip, the fixed rubber seal cover that is provided with in top of articulated slab. Preferably, the two sides of the lower shell are fixedly provided with first pullers, the inner wall of the first pullers is provided with clamping grooves, and the two sides of the upper shell are fixedly provided with second pullers. Preferably, the top of the lower shell is fixedly provided with a rectangular groove, the lower part of the upper shell is fixedly provided with a sealing plate, and the sealing plate is sealed by being inserted into the inner wall of the rectangular groove. Preferably, the top of going up the casing is provided with the circuit limiter, the circuit limiter includes bottom plate, traveller, draws platform and V-arrangement frame, the lower part and the last casing fixed connection of bottom plate, the upper portion of bottom plate is fixedly provided with the traveller, the outer wall sliding connection of traveller has draws the platform, draw the equal fixed mounting V-arrangement frame in one side of platform and bottom plate, the fixed spring that is provided with in top of traveller, the lower part and the surface in close contact of drawing the platform of spring. Prefe