CN216356502U

CN216356502U - Waterproof power adapter

Info

Publication number: CN216356502U
Application number: CN202122904879.0U
Authority: CN
Inventors: 曾青平; 谌文�
Original assignee: Dongguan Edacpower Electronics Co ltd
Current assignee: Dongguan Edacpower Electronics Co ltd
Priority date: 2021-11-19
Filing date: 2021-11-19
Publication date: 2022-04-19
Anticipated expiration: 2031-11-19

Abstract

The utility model discloses a waterproof power adapter which comprises an adapter main body, wherein a connecting wire is inserted into the adapter main body, a sealing mechanism is arranged on the side surface of the adapter main body, the sealing mechanism comprises a sliding block, one end, far away from the adapter main body, of the sliding block is fixedly connected with a sealing shell, the inner wall of the sealing shell is fixedly connected with a fixing plate, a first sealing gasket is glued on the bottom end surface of the fixing plate, and an extrusion spring is welded on the inner wall of the fixing plate. According to the utility model, by arranging the sealing mechanism, the two groups of sealing shells are close to each other, so that the two groups of first sealing gaskets are abutted, and the second sealing gasket is clamped on the surface of the connecting wire, therefore, when the adapter main body is used, the joint of the adapter main body and the connecting wire is sealed, a waterproof effect is achieved, and the adapter main body is prevented from being damaged due to the fact that water is scattered at the joint of the adapter main body and the connecting wire in the use process.

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

The power adapter is a power supply conversion device of small portable electronic equipment and electronic appliances, generally comprises components such as a shell, a transformer, an inductor, a capacitor, a control IC (integrated circuit), a PCB (printed circuit board) and the like, and the working principle of the power adapter is that alternating current input is converted into direct current output; according to the connection mode, the device can be divided into a wall-inserting type and a desktop type.

The existing power adapter is generally connected with a connecting wire for use in daily use, and the adapter in use is generally exposed outside, so that the adapter is damaged when water is accidentally sprinkled on the surface of the adapter in the use process of a user, and therefore a waterproof power adapter is provided to solve the problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a waterproof power adapter.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a waterproof power adapter, includes the adapter main part, the inside of adapter main part is inserted and is equipped with the connecting wire, the side of adapter main part is provided with sealing mechanism, sealing mechanism includes the sliding block, the sealed shell of one end fixedly connected with of adapter main part is kept away from to the sliding block, and the inner wall fixedly connected with fixed plate of sealed shell, the bottom surface veneer of fixed plate has first sealed pad, the inner wall welding of fixed plate has the extrusion spring, and the one end welding that the fixed plate inner wall was kept away from to the extrusion spring has flexible piece, the one end surface veneer that the extrusion spring was kept away from to flexible piece has the sealed pad of second, the outside of sealed shell is provided with coupling mechanism.

Preferably, the side of the adapter main body is provided with a rectangular sliding groove, the sliding block is arranged to be a cuboid, and the size of the inner wall of the rectangular sliding groove formed in the side of the adapter main body is matched with the surface size of the sliding block.

Preferably, the fixed plate is internally provided with a rectangular groove, the telescopic block is arranged to be a cuboid, and the size of the inner wall of the rectangular groove formed in the fixed plate is matched with the surface size of the telescopic block.

Preferably, the surface of one end of the telescopic block, which is far away from the extrusion spring, is set to be an arc surface, the surface of the second sealing gasket is set to be an arc surface, and the arc surface of the end surface of the telescopic block is the same as the arc surface radian of the second sealing gasket.

Preferably, coupling mechanism includes first connecting block, the fixed surface of first connecting block is connected with the spliced pole, and the one end fixedly connected with stopper that first connecting block was kept away from to the spliced pole, the surface cover of stopper is equipped with the second connecting block, and the inside of second connecting block is inserted and is equipped with the pull rod, the pull rod is inserted and is established the inside one end fixedly connected with screens piece of second connecting block, and one side welding that the screens piece is close to the pull rod has reset spring.

Preferably, the limiting block is round platform-shaped, the second connecting block is cube, round holes are formed in the second connecting block, and the surface size of the limiting block is matched with the inner wall size of the round holes formed in the second connecting block.

Preferably, a rectangular groove is formed in the second connecting block, the cross section of the clamping block is trapezoidal, and the size of the inner wall of the rectangular groove formed in the second connecting block is matched with the surface size of the clamping block.

Compared with the prior art, the utility model has the beneficial effects that:

1. the device is through being provided with sealing mechanism, is close to each other through two sets of sealed shells, can make two sets of first sealed pad inconsistent to make the sealed block of second seal on the surface of connecting wire, thereby can seal the junction of adapter main part and connecting wire when the adapter main part uses, played waterproof effect, avoid in the use, water is unrestrained at the junction of adapter main part and connecting wire, leads to the adapter main part to take place to damage.

2. The device is close to each other through two sets of first connecting blocks through being provided with coupling mechanism, can make the stopper insert the inside of establishing at the second connecting block, can block on the surface of stopper through the screens piece at this moment to can be spacing in the inside of first connecting block with the stopper, effectual convenience carries out fixed connection with two sets of sealed shells, conveniently makes its block on the surface of connecting wire.

Drawings

Fig. 1 is a schematic perspective view of a waterproof power adapter according to the present invention;

FIG. 2 is a schematic perspective sectional view of the sealing mechanism and the connecting mechanism shown in FIG. 1;

FIG. 3 is a perspective exploded view of the sealing mechanism of FIG. 1;

fig. 4 is a perspective exploded view of the connection mechanism of fig. 1.

In the figure: 1. an adapter body; 2. a connecting wire; 3. a sealing mechanism; 31. a slider; 32. sealing the shell; 33. a fixing plate; 34. a first gasket; 35. a compression spring; 36. a telescopic block; 37. a second gasket; 4. a connecting mechanism; 41. a first connection block; 42. connecting columns; 43. a limiting block; 44. a second connecting block; 45. a pull rod; 46. a bit block; 47. a return spring.

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.

Referring to fig. 1-4, a waterproof power adapter comprises an adapter body 1, a connecting wire 2 is inserted into the adapter body 1, a sealing mechanism 3 is arranged on the side surface of the adapter body 1, the sealing mechanism 3 comprises a sliding block 31, one end of the sliding block 31 far away from the adapter body 1 is fixedly connected with a sealing shell 32, the inner wall of the sealing shell 32 is fixedly connected with a fixing plate 33, a first gasket 34 is glued on the bottom end surface of the fixing plate 33, the first gasket 34 is made of rubber material and can play a role of sealing when two groups of first gaskets 34 are mutually abutted, an extrusion spring 35 is welded on the inner wall of the fixing plate 33, an expansion block 36 is welded on one end of the extrusion spring 35 far away from the inner wall of the fixing plate 33, a second gasket 37 is glued on one end surface of the expansion block 36 far away from the extrusion spring 35, and is made of rubber material through the second gasket 37, when the two sets of second gaskets 37 are engaged with the surface of the connection line 2, the engaged portions may be sealed, and the connection mechanism 4 may be provided outside the sealed case 32.

Further, as can be known by referring to fig. 1 and 2, a rectangular sliding groove is formed in the side surface of the adapter main body 1, the sliding block 31 is arranged to be a rectangular parallelepiped, the size of the inner wall of the rectangular sliding groove formed in the side surface of the adapter main body 1 is matched with the surface size of the sliding block 31, and the sliding block 31 can slide in the sliding groove to play a role in limiting the sealing shell 32 when the sealing shell 32 moves through the rectangular sliding groove formed in the side surface of the adapter main body 1.

Further, as can be known by referring to fig. 2 and 3, a rectangular groove is formed in the fixing plate 33, the telescopic block 36 is arranged to be a rectangular parallelepiped, the size of the inner wall of the rectangular groove formed in the fixing plate 33 is matched with the surface size of the telescopic block 36, and the telescopic block 36 can be conveniently moved in the rectangular groove through the rectangular groove formed in the fixing plate 33, so that the second sealing gasket 37 can be conveniently clamped on the surface of the connecting wire 2.

Further, as can be known by referring to fig. 2 and 3, the end surface of the telescopic block 36 far away from the extrusion spring 35 is set as an arc surface, the surface of the second sealing gasket 37 is set as an arc surface, the arc surface of the telescopic block 36 is the same as the arc surface of the second sealing gasket 37, and the surfaces of the telescopic block 36 and the second sealing gasket 37 are all set as arc surfaces, so that the surfaces of the connecting wires 2 are abutted.

Further, refer to fig. 2 and 4 and learn, coupling mechanism 4 includes first connecting block 41, the fixed surface of first connecting block 41 is connected with spliced pole 42, and spliced pole 42 keeps away from the one end fixedly connected with stopper 43 of first connecting block 41, the surface cover of stopper 43 is equipped with second connecting block 44, and the inside of second connecting block 44 is inserted and is equipped with pull rod 45, pull rod 45 inserts the one end fixedly connected with screens piece 46 of establishing in second connecting block 44 inside, and one side welding that screens piece 46 is close to pull rod 45 has reset spring 47, through the inside round hole of seting up of second connecting block 44, can conveniently make stopper 43 insert and establish inside it.

Further, as can be known by referring to fig. 2 and 4, the limiting block 43 is in the shape of a circular truncated cone, the second connecting block 44 is in the shape of a cube, a circular hole is formed in the second connecting block 44, the surface size of the limiting block 43 is matched with the inner wall size of the circular hole formed in the second connecting block 44, the limiting block 43 is in the shape of a circular truncated cone, and when the limiting block 43 is inserted into the first connecting block 41, the limiting block 43 can be clamped on the surface of the limiting block 43 through the clamping block 46, so that the limiting block 43 is limited and fixed.

Further, as can be known from fig. 2 and 4, a rectangular groove is formed in the second connecting block 44, the cross section of the clamping block 46 is trapezoidal, the size of the inner wall of the rectangular groove formed in the second connecting block 44 is matched with the surface size of the clamping block 46, and the clamping block 46 can be conveniently moved in the rectangular groove through the rectangular groove formed in the second connecting block 44.

The working principle is as follows: when the adapter body 1 is used, according to the attached

drawings

1, 2, 3 and 4, the connecting wire 2 is inserted into the adapter body 1, the sealing shell 32 is pressed, the two groups of sealing shells 32 can be close to each other, at this time, the fixing plate 33 can drive the first sealing gaskets 34 to be close to each other through the movement of the sealing shells 32, when the connecting wire 2 is abutted against the surfaces of the second sealing gaskets 37, the second sealing gaskets 37 can make the telescopic blocks 36 telescopically move in the fixing plate 33, when the two groups of first sealing gaskets 34 are abutted against each other, the two groups of second sealing gaskets 37 can be clamped on the surfaces of the connecting wire 2, the first connecting block 41 can drive the connecting post 42 to be inserted into the second connecting block 44 through the movement of the connecting post 42, the limiting block 43 can be pressed on the surfaces of the clamping blocks 46 through the movement of the connecting post 42, when the blocking block 46 is squeezed, the blocking block is retracted into the second connecting block 44, and when the two sets of first connecting blocks 41 are abutted, the pull rod 45 can drive the blocking block 46 to reset through the elasticity of the reset spring 47, so that the blocking block 46 can be clamped on the surface of the limiting block 43, and the two sets of sealing shells 32 are limited and fixed;

the above is the overall working principle of the present invention.

In the present invention, the installation manner, the connection manner, or the setting manner of all the components described above are all common mechanical manners, and the specific structures, models, and coefficient indexes of all the components are their own technologies, which can be implemented as long as the beneficial effects thereof can be achieved, and thus, the details are not repeated.

The above embodiments are preferred embodiments of the present invention, but the present invention is not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be construed as equivalents thereof, and all such changes, modifications, substitutions, combinations, and simplifications are intended to be included in the scope of the present invention.

In the present invention, unless otherwise specified, the terms "upper, lower, left, right, front, back, inner, outer, vertical and horizontal" and the like included in the terms only represent the orientation of the terms in the conventional use state or are colloquially understood by those skilled in the art, and should not be construed as limiting the terms, and meanwhile, the terms "first", "second" and "third" and the like do not represent specific numbers and sequences, but are merely used for name differentiation, and the terms "include", "include" and any other variations are intended to cover non-exclusive inclusions, so that a process, method, article, or apparatus including a series of elements includes not only those elements but also other elements not explicitly listed, or also includes elements inherent to such process, method, article, or apparatus.

Claims

1. The utility model provides a waterproof power adapter, includes adapter main part (1), its characterized in that, the inside of adapter main part (1) is inserted and is equipped with connecting wire (2), the side of adapter main part (1) is provided with sealing mechanism (3), sealing mechanism (3) include sliding block (31), the one end fixedly connected with sealed shell (32) of adapter main part (1) is kept away from in sliding block (31), and the inner wall fixedly connected with fixed plate (33) of sealed shell (32), the bottom surface veneer of fixed plate (33) has first sealed pad (34), the inner wall welding of fixed plate (33) has extrusion spring (35), and extrusion spring (35) keep away from the one end welding of fixed plate (33) inner wall and have expansion block (36), the one end surface veneer that extrusion spring (35) were kept away from in expansion block (36) has the sealed pad of second (37), and a connecting mechanism (4) is arranged on the outer side of the sealing shell (32).

2. The waterproof power adapter as claimed in claim 1, wherein a rectangular sliding groove is formed in the side surface of the adapter body (1), the sliding block (31) is a cuboid, and the size of the inner wall of the rectangular sliding groove formed in the side surface of the adapter body (1) is matched with the surface size of the sliding block (31).

3. The waterproof power adapter as claimed in claim 1, wherein a rectangular groove is formed in the fixing plate (33), the telescopic block (36) is a cuboid, and the size of the inner wall of the rectangular groove formed in the fixing plate (33) is matched with the surface size of the telescopic block (36).

4. The waterproof power adapter of claim 1, wherein the end surface of the telescopic block (36) far away from the extrusion spring (35) is provided with an arc surface, the surface of the second sealing gasket (37) is provided with an arc surface, and the arc surface of the end surface of the telescopic block (36) is the same as the arc surface of the second sealing gasket (37).

5. The waterproof power adapter of claim 1, wherein the connecting mechanism (4) comprises a first connecting block (41), a connecting column (42) is fixedly connected to the surface of the first connecting block (41), a limiting block (43) is fixedly connected to one end, away from the first connecting block (41), of the connecting column (42), a second connecting block (44) is sleeved on the surface of the limiting block (43), a pull rod (45) is inserted into the second connecting block (44), the pull rod (45) is inserted into one end, inside the second connecting block (44), of the one end, fixedly connected with clamping block (46), and a reset spring (47) is welded to one side, close to the pull rod (45), of the clamping block (46).

6. The waterproof power adapter as claimed in claim 5, wherein the limiting block (43) is in a truncated cone shape, the second connecting block (44) is in a cube shape, a circular hole is formed in the second connecting block (44), and the surface size of the limiting block (43) is matched with the inner wall size of the circular hole formed in the second connecting block (44).

7. The waterproof power adapter as claimed in claim 5, wherein a rectangular groove is formed in the second connecting block (44), the cross section of the clamping block (46) is trapezoidal, and the size of the inner wall of the rectangular groove formed in the second connecting block (44) is matched with the size of the surface of the clamping block (46).