Miniature low-power switching power supply

Abstract

The utility model discloses a miniature low-power switching power supply, which relates to the field of switching power supplies and comprises a mounting shell, a first conductive block and a second conductive block, and a switching power supply body is fixedly arranged on the inner wall of the mounting shell. According to the utility model, through the arrangement of the first conductive block and the second conductive block, the second conductive block is connected with an external power supply, the wiring end is connected with the rectangular wiring port and the circular wiring port, and the spring pushes the first conductive block to be stably attached to one side of the second conductive block in an initial state, so that a complete closed loop is formed; normal use of the power switch body is achieved, the cover plate is closed after use, one end of the abutting rod can be inserted into the corresponding abutting groove, the two abutting plates and the first conductive block are pushed to move leftwards, and therefore the first conductive block is separated from the second conductive block, a circuit is disconnected, and it is guaranteed that the power switch body enters a dormant state; the switching power supply is prevented from working continuously when not in use, power consumption of the switching power supply is saved, and power consumption is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of switching power supply, concretely relates to a micro low power switching power supply. BACKGROUND

[0002] Switching power supply products are widely used in industrial automation control, LED lighting, industrial control equipment, communication equipment, power equipment, instruments, medical equipment and other fields.

[0003] Through the retrieval, the micro low power switching power power convenient to install of a kind of of CN216122175U, including switching power supply body, the switching power supply body is opened in multiple heat dissipation holes, the switching power supply body is movably installed with two clamping plates, two clamping plates are all fixedly installed with movable shaft, two movable shafts are all sleeved with driven rod, two driven rods are all fixedly installed with fixed disc.

[0004] However, the existing micro low power switching power convenient to install has certain drawbacks in the using process, the power switch can be used for wiring by the user although, but the power switch cannot be closed after use, so that the power switch cannot be in the dormant state, thereby causing the power switch to continue to work, which will cause the power consumption. UTILITY MODEL CONTENTS

[0005] In view of the above problems existing in the prior art, the utility model is provided.

[0006] Therefore, the utility model aims at providing a micro low power switching power supply, which solves the problem that the power switch can be used for wiring by the user, but the power switch cannot be closed after use, so that the power switch cannot be in the dormant state, thereby causing the power switch to continue to work, which will cause the power consumption.

[0007] In order to achieve the above purpose, the utility model provides the following technical scheme:

[0008] The utility model provides a micro low -power switching power supply, including the first conductive piece and the second conductive piece, the inner wall of mounting shell is fixedly arranged with switching power supply body, the lateral wall of switching power supply body is opened with a plurality of rectangular plug -in port and circular plug -in port, the inside of mounting shell is slidably arranged with the apron, the top of apron is fixedly arranged with the connecting plate, the lateral wall of connecting plate is fixedly arranged with two resistance rods, the lateral wall of mounting shell is fixedly arranged with the fixed plate, the inside of fixed plate is opened with the installation cavity, the inside of installation cavity is provided with the spring, one end of spring is fixedly connected with the lateral wall of mounting shell, the first conductive piece is fixedly connected with the other end of spring, the inner wall of installation cavity is fixedly arranged with the fixed rod, the first one is fixedly connected with the fixed rod, the lateral wall of first conductive piece is fixedly arranged with two resistance plates, the lateral wall of each resistance plate is opened with resistance groove, each resistance rod is matched with corresponding resistance groove, the first conductive piece is electric connection with switching power supply body, the inside of mounting shell is provided with the limiting mechanism, the apron is matched with limiting mechanism.

[0009] Preferably, the limiting mechanism comprises an upper limiting plate and a lower limiting plate, the upper limiting plate is fixedly arranged on the top inner wall of the mounting shell, the lower limiting plate is fixedly arranged on the bottom inner wall of the mounting shell, the bottom of the upper limiting plate is provided with an upper limiting sliding way, the top of the lower limiting plate is provided with a lower limiting sliding way, and the apron is slidably arranged between the upper limiting sliding way and the lower limiting sliding way.

[0010] Preferably, the inside of the installation cavity is provided with a telescopic rod, the telescopic rod is movably sleeved in the spring, one end of the telescopic rod is fixedly connected with the lateral wall of the mounting shell, and the other end of the telescopic rod is fixedly connected with the first conductive piece.

[0011] Preferably, the inside of the mounting shell is provided with a threaded groove, a first positioning screw rod is movably sleeved on one side of the inside of the apron, and one end of the first positioning screw rod is threadedly sleeved in the inside of the threaded groove.

[0012] Preferably, a second positioning screw rod is movably sleeved on the other side of the inside of the apron, and one end of the second positioning screw rod is matched with the threaded groove.

[0013] Preferably, the two side walls of the fixed plate are provided with a strip-shaped opening, each strip-shaped opening is communicated with the installation cavity, and each resistance plate is movably sleeved in the inside of the strip-shaped opening.

[0014] In the above technical scheme, the technical effects and advantages of the utility model are provided:

[0015] 1. The utility model discloses a first conductive block and second conductive block are set up, connect second conductive block with outside power supply, connect wiring end with rectangular wiring port and circular wiring port, the spring initial state pushes first conductive block and stably fits one side of second conductive block, and then forms the complete closed loop, realizes normal use of switch power supply body, closes the apron after use, and one end of the rod can be inserted in the corresponding resistance groove inside, and pushes two resistance plates and first conductive block to move left, so that first conductive block and second conductive block separate, and then disconnect the circuit, guarantee switch power supply body enters the dormant state, prevent switch power supply from still continuing work when not using, save switch power supply power consumption, reduce the power consumption.

[0016] 2. The utility model discloses a limiting mechanism, the limiting mechanism includes upper limiting plate and lower limiting plate, the bottom and top of upper limiting plate and lower limiting plate are provided with upper limiting slide and lower limiting slide respectively, and the apron is slidably arranged between upper limiting slide and lower limiting slide, so that the movement of the apron can be effectively limited, and the apron can be stably moved left and right.

[0017] 3. The utility model discloses a telescopic rod, both ends of telescopic rod are fixedly connected with installation shell side wall and first conductive block respectively, and telescopic rod is movably sleeved in the inside of spring, so that the telescopic of spring can be limited, and the stable telescopic of spring is guaranteed, so that the stable movement of first conductive block and two resistance plates is realized, and the two resistance rods can stably push the corresponding resistance plate to move left. DRAWINGS

[0018] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the drawings needed to be used in the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments described in the utility model, and other drawings can also be obtained by those skilled in the art according to these drawings.

[0019] Figure 1 It is a three-dimensional structure schematic view of the utility model;

[0020] Figure 2 It is a sectional structure schematic view of the utility model;

[0021] Figure 3 It is the A part enlarged schematic view of the utility model; Figure 2

[0022] Explanation of reference signs:

[0023] ​1, installation shell; 2, first conductive block; 3, second conductive block; 4, switching power supply body; 5, rectangular plug-in port; 6, circular plug-in port; 7, cover plate; 8, connecting plate; 9, abutment rod; 10, fixed plate; 11, installation cavity; 12, spring; 13, fixed rod; 14, abutment plate; 15, upper limit plate; 16, lower limit plate; 17, telescopic rod; 18, first positioning screw; 19, second positioning screw; 20, strip-shaped port. DETAILED DESCRIPTION

[0024] In order for those skilled in the art to better understand the technical scheme of the utility model, the utility model will be further described in detail below with reference to the drawings.

[0025] The utility model discloses a miniature low-power switching power supply.

[0026] The utility model provides a kind of miniature low-power switching power supply as Figures 1-3 The miniature low-power switching power supply includes installation shell 1, first conductive block 2 and second conductive block 3, the inner wall of installation shell 1 is fixedly provided with switching power supply body 4, the side wall of switching power supply body 4 is provided with multiple rectangular plug-in port 5 and circular plug-in port 6, the inside of installation shell 1 is slidably provided with cover plate 7, the top of cover plate 7 is fixedly provided with connecting plate 8, the side wall of connecting plate 8 is fixedly provided with two abutment rods 9, the side wall of installation shell 1 is fixedly provided with fixed plate 10, the inside of fixed plate 10 is provided with installation cavity 11, the inside of installation cavity 11 is provided with spring 12, one end of spring 12 is fixedly connected with the side wall of installation shell 1, first conductive block 2 is fixedly connected with the other end of spring 12, the inner wall of installation cavity 11 is fixedly provided with fixed rod 13, second conductive block 3 is fixedly connected with one end of fixed rod 13, the side wall of first conductive block 2 is fixedly provided with two abutment plates 14, the side wall of each abutment plate 14 is provided with abutment groove, each abutment rod 9 is matched with corresponding abutment groove, first conductive block 2 is electrically connected with switching power supply body 4, the inside of installation shell 1 is provided with limiting mechanism, cover plate 7 is matched with limiting mechanism, by the first conductive block 2 and second conductive block 3 that setting, promote two abutment plates 14 and first conductive block 2 to move left, so that first conductive block 2 is separated from second conductive block 3, in turn, disconnect circuit, ensure that switching power supply body 4 enters dormancy state, prevent not using when switching power supply still continues to work, save switching power supply power consumption, reduce power consumption.

[0027] In order to effectively limit the movement of cover plate 7, ensure that cover plate 7 can stably move left and right, as shown in Figures 1-3As shown, the limiting mechanism includes an upper limiting plate 15 and a lower limiting plate 16, the upper limiting plate 15 is fixedly arranged on the top inner wall of the mounting shell 1, and the lower limiting plate 16 is fixedly arranged on the bottom inner wall of the mounting shell 1, the bottom of the upper limiting plate 15 is provided with an upper limiting sliding channel, and the top of the lower limiting plate 16 is provided with a lower limiting sliding channel, and the cover plate 7 is slidingly arranged between the upper limiting sliding channel and the lower limiting sliding channel. Through the arrangement of the limiting mechanism, the movement of the cover plate 7 can be effectively limited, and the left and right movement of the cover plate 7 can be ensured to be stable.

[0028] In order to realize the stable movement of the first conductive block 2 and the two resisting plates 14, ensure that the two resisting rods 9 can stably push the corresponding resisting plate 14 to move left, as shown, Figures 1-3 As shown, the inside of the mounting cavity 11 is provided with a telescopic rod 17, the telescopic rod 17 is movably sleeved in the inside of the spring 12, one end of the telescopic rod 17 is fixedly connected with the side wall of the mounting shell 1, and the other end of the telescopic rod 17 is fixedly connected with the first conductive block 2. Through the arrangement of the telescopic rod 17, the stable movement of the first conductive block 2 and the two resisting plates 14 is realized, and the two resisting rods 9 can stably push the corresponding resisting plate 14 to move left.

[0029] In order to be able to position the cover plate 7 after opening the cover plate 7, ensure that the power switch body 4 can be stably used, as shown, Figures 1-3 As shown, a threaded groove is formed in the inside of the mounting shell 1, a first positioning screw 18 is movably sleeved on one side of the inside of the cover plate 7, one end of the first positioning screw 18 is threadedly sleeved in the inside of the threaded groove, and the first positioning screw 18 is arranged. Through the arrangement of the first positioning screw 18, the cover plate 7 can be positioned after the cover plate 7 is opened, and the power switch body 4 can be stably used.

[0030] In order to be able to position the cover plate after closing the cover plate 7, also ensure that the first conductive block 2 can be stably separated from the second conductive block 3, as shown, Figures 1-3 As shown, a second positioning screw 19 is movably sleeved on the other side of the inside of the cover plate 7, one end of the second positioning screw 19 matches with the threaded groove, and the second positioning screw 19 is arranged. Through the arrangement of the second positioning screw 19, the cover plate 7 can be positioned after the cover plate 7 is closed, and the first conductive block 2 can be stably separated from the second conductive block 3.

[0031] Finally, in order to ensure that the two resisting plates 14 can move smoothly in the inside of the fixed plate 10, as shown, Figure 1 and Figure 3 As shown, the two side walls of the fixed plate 10 are provided with a strip-shaped opening 20, each strip-shaped opening 20 communicates with the mounting cavity 11, and each resisting plate 14 is movably sleeved in the inside of the strip-shaped opening 20. Through the arrangement of the strip-shaped opening 20, the two resisting plates 14 can move smoothly in the inside of the fixed plate 10.

[0032] The above merely illustrates some exemplary embodiments of the present application by way of description, and it is needless to say that, for those skilled in the art, the described embodiments can be modified in various ways without departing from the spirit and scope of the present application. Therefore, the above drawings and description are illustrative in nature and should not be understood as limiting the scope of protection of the present application.

Claims

1. A micro low power switching power supply comprising a mounting case (1), a first conductive block (2) and a second conductive block (3), characterized in that, The inner wall of the mounting shell (1) is fixedly provided with a switching power supply body (4), a plurality of rectangular wire insertion ports (5) and circular wire insertion ports (6) are formed in the side wall of the switching power supply body (4), the inside of the mounting shell (1) is slidably provided with a cover plate (7), the top of the cover plate (7) is fixedly provided with a connecting plate (8), the side wall of the connecting plate (8) is fixedly provided with two abutting rods (9), the side wall of the mounting shell (1) is fixedly provided with a fixed plate (10), the inside of the fixed plate (10) is provided with a mounting cavity (11), the inside of the mounting cavity (11) is provided with a spring (12), one end of the spring (12) is fixedly connected with the side wall of the mounting shell (1), the first conductive block (2) is fixedly connected with the other end of the spring (12), the inside wall of the mounting cavity (11) is fixedly provided with a fixed rod (13), the second conductive block (3) is fixedly connected with one end of the fixed rod (13), the side wall of the first conductive block (2) is fixedly provided with two abutting plates (14), the side wall of each abutting plate (14) is provided with an abutting groove, each abutting rod (9) is matched with a corresponding abutting groove, the first conductive block (2) is electrically connected with the switching power supply body (4), the inside of the mounting shell (1) is provided with a limiting mechanism, and the cover plate (7) is matched with the limiting mechanism.

2. The micro low power switching power supply according to claim 1, wherein The limiting mechanism comprises an upper limiting plate (15) and a lower limiting plate (16), the upper limiting plate (15) is fixedly arranged on the top inner wall of the mounting shell (1), the lower limiting plate (16) is fixedly arranged on the bottom inner wall of the mounting shell (1), the bottom of the upper limiting plate (15) is provided with an upper limiting sliding channel, and the top of the lower limiting plate (16) is provided with a lower limiting sliding channel.

3. The micro low power switching power supply according to claim 1, wherein The inside of the mounting cavity (11) is provided with a telescopic rod (17), the telescopic rod (17) is movably sleeved in the inside of the spring (12), one end of the telescopic rod (17) is fixedly connected with the side wall of the mounting shell (1), and the other end of the telescopic rod (17) is fixedly connected with the first conductive block (2).

4. The micro low power switching power supply according to claim 1, wherein The inside of the mounting shell (1) is provided with a threaded groove, a first positioning screw rod (18) is movably sleeved in the inside of one side of the cover plate (7), and one end of the first positioning screw rod (18) is threadedly sleeved in the inside of the threaded groove.

5. The micro low power switching power supply according to claim 1, wherein A second positioning screw rod (19) is movably sleeved in the other side of the cover plate (7), and one end of the second positioning screw rod (19) is matched with the threaded groove.

6. The micro low power switching power supply according to claim 1, wherein The two side walls of the fixed plate (10) are provided with strip-shaped ports (20), each strip-shaped port (20) is communicated with the mounting cavity (11), and each abutting plate (14) is movably sleeved in the inside of the strip-shaped port (20).

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