Waterproof switching power supply

Abstract

The utility model relates to the technical field of switching power supplies, in particular to a waterproof switching power supply, which comprises a switching power supply, the surface of the switching power supply is connected with a connecting lead, the upper surface of the switching power supply is covered with a first cover plate and a second cover plate, and the surfaces of the first cover plate and the second cover plate are fixedly connected with clamping plates. The surface of the clamping plate is connected with a screw rod through threads, and the surface of the clamping plate is connected with a rubber block through the screw rod. Under the connection of the first air bag and the second air bag, the action volume of the second air bag is changed under the action of the first air bag, so that the second air bag tightly abuts against the connecting wire in the connecting groove, the sealing performance of the connection is improved, and the waterproof performance of the contact position of the connecting wire and the switching power supply is further achieved; and under the action of the shapes of the second cover plate and the first cover plate, water can be guided, and the waterproof effect is further achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of switching power supply, concretely is a waterproof switching power supply. BACKGROUND

[0002] The switching power supply is a kind of high-frequency electric energy conversion device, is a kind of power supply, and its function is to convert the voltage of one level into the voltage or current required by user end through different forms of architecture.

[0003] Through the use of switching power supply, the stable power supply operation of its used electric appliance can be realized, but the contact gap exists between the existing switching power supply and connecting wire, the waterproof performance is not good, moisture is easy to enter the inside of switching power supply through the contact gap, and the normal use of switching power supply is affected. UTILITY MODEL CONTENTS

[0004] The utility model discloses a waterproof switching power supply to solve the problem that the contact gap exists between the switching power supply and connecting wire, the waterproof performance is not good, moisture is easy to enter the inside of switching power supply through the contact gap, and the normal use of switching power supply is affected in the above background art.

[0005] To realize the above-mentioned purpose, the utility model provides the following technical scheme, a waterproof switching power supply, including switching power supply, the surface of switching power supply is connected with connecting wire, the upper surface cover of switching power supply is equipped with first cover plate and second cover plate, the surface of first cover plate and second cover plate is fixedly connected with clamping plate, the surface of clamping plate is connected with screw rod through screw thread, the surface of clamping plate is connected with rubber block through screw rod, the surface of rubber block is equipped with connecting groove, the surface of rubber block is embeddedly connected with first air bag, the inside of connecting groove is fixedly connected with second air bag, first air bag and second air bag passway connection.

[0006] Preferably, the connecting wire is connected to both ends of the switching power supply by bolts, the connecting wire is embedded in the connecting groove, and the cross section of the clamping plate is in the shape of "L".

[0007] Preferably, the screw rod is screwed through the rubber block and the clamping plate, the screw rod is connected to both ends of the rubber block in two groups, and the connecting groove is formed on the surface of the rubber block in two groups.

[0008] Preferably, the second air bag is connected to both sides of the connecting groove in two groups, the first air bag and the second air bag are connected correspondingly, and the second air bag is in surface abutting contact with the connecting wire through the connecting groove.

[0009] Preferably, the surface of the first cover plate and the second cover plate is fixedly connected with an action bin, the inner side of the action bin is provided with a first fixed plate, the surface of the first cover plate is fixedly connected with a limiting rod, the surface of the second cover plate is provided with a circular groove, and the limiting rod and the circular groove are inserted.

[0010] Preferably, the first cover plate and the second cover plate are consistent in shape, the first fixed plate is in an ''L'' shape in section, the first fixed plate is fixedly connected to the inner side of the action bin on the surface of the first cover plate, the inner side of the action bin on the surface of the second cover plate is fixedly connected with a second fixed plate, the surface of the second fixed plate is fixedly connected with a sliding rod, and the surface of the sliding rod is sleeved with a supporting spring.

[0011] Preferably, the second fixed plate and the first fixed plate are consistent in shape, the surface of the first fixed plate is provided with a through hole, and the sliding rod penetrates through the surface of the first fixed plate through the through hole.

[0012] Compared with the prior art, the utility model has the advantages that:

[0013] 1. Through the connection of the first cover plate and the clamping plate, the connection of the rubber block and the clamping plate, the connection of the rubber block and the connecting groove, and the embedding connection of the connecting groove and the connecting wire, the connection effect of the rubber block on the clamping plate is realized, the binding effect of the connecting wire on the switching power supply is achieved, the action volume of the second air bag is changed through the action of the first air bag, the connecting wire in the second air bag and the connecting groove is tightly abutted, the sealing performance of the connection is improved, the waterproof performance of the contact position of the connecting wire and the switching power supply is achieved, and the overall waterproof use performance is improved.

[0014] 2. Through the connection of the first cover plate and the clamping plate, the connection of the second cover plate and the clamping plate, and the connection of the action bin and the first fixed plate, the elastic sliding effect between the first fixed plate and the second fixed plate is realized through the action of the supporting spring, the elastic sliding effect between the second cover plate and the first cover plate is achieved, the support range and the stability performance of the connection of the first cover plate and the second cover plate on the switching power supply are improved, and the water liquid can be guided under the shape effect of the second cover plate and the first cover plate, and the waterproof effect is further achieved. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a structure front view stereogram schematic view of the utility model;

[0016] Figure 2 It is a structure front view stereogram explosion schematic view of the utility model;

[0017] Figure 3The utility model discloses a structure three -dimensional schematic view of card board

[0018] Figure 4 The utility model discloses Figure 3 The utility model discloses an enlarged structure schematic view of A place in the middle

[0019] Figure 5 The utility model discloses the connection structure partial three -dimensional section view explosion schematic view of first cover plate and second cover plate

[0020] Figure 6 The utility model discloses Figure 5 The utility model discloses a structure three -dimensional schematic view of first fixed plate

[0021] In the drawing: 1, switching power supply;2, connecting wire;3, first cover plate;31, second cover plate;32, action bin;33, first fixed plate;331, second fixed plate;332, sliding rod;333, support spring;34, limiting rod;4, card board;41, rubber block;42, screw rod;43, connecting groove;44, first air bag;45, second air bag. Specific implementation

[0022] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0023] Please refer to Figures 1-6 The utility model provides an embodiment:

[0024] A waterproof switching power supply, including switching power supply 1, the surface of switching power supply 1 is connected with connecting wire 2, the upper surface of switching power supply 1 is covered with first cover plate 3 and second cover plate 31, the surface of first cover plate 3 and second cover plate 31 is fixedly connected with card board 4, the surface of card board 4 is connected with screw rod 42 through screw thread, the surface of card board 4 is connected with rubber block 41 through screw rod 42, the surface of rubber block 41 is provided with connecting groove 43, the surface of rubber block 41 is embeddedly connected with first air bag 44, the inside of connecting groove 43 is fixedly connected with second air bag 45, first air bag 44 and second air bag 45 are connected, through the connection of switching power supply 1 and connecting wire 2, under the action of connecting wire 2, realize the energization use effect of switching power supply 1, switching power supply 1 is prior art product, the specific working principle is prior art, here does not make too much statement.

[0025] Further, the connecting wire 2 is connected to both ends of the switching power supply 1 by bolts, the connecting wire 2 is embedded in the connecting groove 43, the cross section of the clamping plate 4 is in the shape of "L", the clamping plate 4 is clamped and supported on the connecting wire 2 through the embedding connection of the connecting groove 43 and the connecting wire 2, and the clamping plate 4 is clamped and supported on the connecting wire 2 through the clamping of the rubber block 41 and the clamping plate 4.

[0026] Further, the screw rod 42 is screwed through the rubber block 41 and the clamping plate 4, the screw rod 42 is connected to both ends of the rubber block 41, the connecting groove 43 is formed on the surface of the rubber block 41, the rubber block 41 is connected and supported through the connection of the rubber block 41 and the screw rod 42, and the rubber block 41 is connected and supported through the screwing of the screw rod 42 and the clamping plate 4.

[0027] Further, the second air bag 45 is connected to both sides of the connecting groove 43, the first air bag 44 and the second air bag 45 are connected correspondingly, the second air bag 45 is in contact with the surface of the connecting groove 43 and the connecting wire 2, the first air bag 44 and the second air bag 45 are connected through the passage, when the rubber block 41 and the clamping plate 4 are connected and contacted, the first air bag 44 is extruded, the gas in the first air bag 44 enters the second air bag 45, the volume of the second air bag 45 is changed, the second air bag 45 and the connecting wire 2 in the connecting groove 43 are tightly contacted, the connecting wire 2 and the switching power supply 1 are sealed, and the waterproof effect of the connection is realized.

[0028] Further, the surface of the first cover plate 3 and the surface of the second cover plate 31 are fixedly connected with the acting bin 32, the inner side of the acting bin 32 is provided with the first fixed plate 33, the surface of the first cover plate 3 is fixedly connected with the limiting rod 34, the surface of the second cover plate 31 is provided with the circular groove, the limiting rod 34 and the circular groove are inserted, the first cover plate 3 and the limiting rod 34 are connected, the second cover plate 31 and the circular groove are connected, and the limiting rod 34 and the circular groove are inserted, so that the sliding angle between the first cover plate 3 and the second cover plate 31 is limited.

[0029] Further, the first cover plate 3 and the second cover plate 31 are consistent in shape, the cross section of the first fixed plate 33 is in the shape of "L", the first fixed plate 33 is fixedly connected to the inner side of the acting bin 32 on the surface of the first cover plate 3, the inner side of the acting bin 32 on the surface of the second cover plate 31 is fixedly connected with the second fixed plate 331, the surface of the second fixed plate 331 is fixedly connected with the sliding rod 332, the surface of the sliding rod 332 is sleeved with the supporting spring 333, the acting bin 32 and the first fixed plate 33 are connected, the acting bin 32 and the second fixed plate 331 are connected, and the supporting spring 333 is used, so that the first cover plate 3 and the second cover plate 31 are elastically slid.

[0030] Further, the second fixed plate 331 and the first fixed plate 33 are consistent in shape, a through hole is arranged through the surface of the first fixed plate 33, the slide rod 332 passes through the surface of the first fixed plate 33 through the through hole, and the two ends of the supporting spring 333 are connected to the surface of the second fixed plate 331 and the first fixed plate 33; under the connection of the second fixed plate 331 and the slide rod 332, the elastic sliding effect between the first fixed plate 33 and the second fixed plate 331 is realized through the connection of the slide rod 332 and the supporting spring 333; under the connection of the second cover plate 31 and the clamping plate 4, the clamping and supporting effect of the first cover plate 3 and the second cover plate 31 on the switching power supply 1 is realized through the connection of the first cover plate 3 and the clamping plate 4.

[0031] Working principle: when the first cover plate 3 and the second cover plate 31 are installed and used, the first cover plate 3 or the second cover plate 31 is pulled, the limiting rod 34 is slid in the circular groove, the distance between the second cover plate 31 and the first cover plate 3 is changed, the first cover plate 3 and the second cover plate 31 are elastically slid under the action of the slide rod 332 and the supporting spring 333, the clamping and supporting effect of the first cover plate 3 and the second cover plate 31 on the switching power supply 1 is realized through the action of the clamping plate 4, the two sides of the first cover plate 3 and the second cover plate 31 are inclined, the water liquid is conveniently guided and treated, the rubber block 41 and the clamping plate 4 are connected under the connection of the rubber block 41 and the screw rod 42, the second air bag 45 and the connecting wire 2 in the connecting groove 43 are connected under the connection of the first air bag 44 and the second air bag 45, the sealing effect of the connection position of the switching power supply 1 and the connecting wire 2 is realized, and the waterproof performance in use is improved.

[0032] It is apparent for those skilled in the art that the present application is not limited to the details of the foregoing exemplary embodiments, and the present application can be implemented in other concrete forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be considered in all aspects as illustrative and not restrictive, and the scope of the present application is defined by the appended claims rather than the foregoing description, and all changes falling within the meaning and range of equivalents of the elements of the claims are intended to be embraced therein. Any reference signs in the claims should not be construed as limiting the claims to which the reference signs are concerned.

Claims

1. A waterproof switched mode power supply comprising a switched mode power supply (1), characterised in that: The surface of the switching power supply (1) is connected with a connecting wire (2), the upper surface of the switching power supply (1) is covered with a first cover plate (3) and a second cover plate (31), the surface of the first cover plate (3) and the second cover plate (31) is fixedly connected with a clamping plate (4), the surface of the clamping plate (4) is connected with a screw rod (42) through screw connection, the surface of the clamping plate (4) is connected with a rubber block (41) through the screw rod (42), the surface of the rubber block (41) is provided with a connecting groove (43), the surface of the rubber block (41) is embeddedly connected with a first air bag (44), the inside of the connecting groove (43) is fixedly connected with a second air bag (45), the first air bag (44) and the second air bag (45) are connected in passage.

2. A waterproof switching power supply according to claim 1, characterized in that: The connecting wire (2) is connected at both ends of the switching power supply (1) through bolts, the connecting wire (2) is embedded in the inside of the connecting groove (43), the cross section of the clamping plate (4) is in the shape of "L".

3. A waterproof switching power supply according to claim 1, characterized in that: The screw rod (42) penetrates the rubber block (41) and the clamping plate (4) and is connected in screw thread, the screw rod (42) is connected at both ends of the rubber block (41) in two groups, the connecting groove (43) is provided on the surface of the rubber block (41) in two groups.

4. The waterproof switching power supply of claim 1, wherein: The second air bag (45) is connected at both sides of the connecting groove (43) in two groups, the first air bag (44) and the second air bag (45) are connected correspondingly, the second air bag (45) is in surface abutting contact with the connecting groove (43) and the connecting wire (2).

5. A waterproof switching power supply according to claim 1, characterized in that: The surface of the first cover plate (3) and the second cover plate (31) is fixedly connected with an acting bin (32), the inner side of the acting bin (32) is provided with a first fixed plate (33), the surface of the first cover plate (3) is fixedly connected with a limiting rod (34), the surface of the second cover plate (31) is provided with a circular groove, the limiting rod (34) and the circular groove are inserted.

6. A waterproof switching power supply according to claim 5, characterized in that: The shape of the first cover plate (3) and the second cover plate (31) is consistent, the cross section of the first fixed plate (33) is in the shape of "L", the first fixed plate (33) is fixedly connected inside the acting bin (32) on the surface of the first cover plate (3), the inner side of the acting bin (32) on the surface of the second cover plate (31) is fixedly connected with a second fixed plate (331), the surface of the second fixed plate (331) is fixedly connected with a sliding rod (332), the surface of the sliding rod (332) is sleeved with a supporting spring (333).

7. A waterproof switching power supply according to claim 6, characterized in that: The shape of the second fixed plate (331) and the first fixed plate (33) is consistent, the surface of the first fixed plate (33) is provided with a through hole, the surface of the first fixed plate (33) is penetrated by the sliding rod (332) through the through hole, the two ends of the supporting spring (333) are abuttingly connected on the surface of the second fixed plate (331) and the first fixed plate (33).

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