Guide rail type switching power supply

Abstract

The utility model discloses a guide rail type switching power supply, which comprises a power supply main body, the power supply main body comprises a power supply shell and an internal host, the power supply shell is provided with an input interface and an output interface, and the input interface and the output interface are respectively connected with the internal host through leads. The input interface and the output interface are respectively provided with a crimping mechanism convenient to disassemble and assemble, the crimping mechanism convenient to disassemble and assemble comprises a movable pressing rod, a spring and a pressing rod mounting groove, the movable pressing rod is movably mounted in the pressing rod mounting groove, the pressing rod mounting groove is fixedly mounted in the power supply shell, the spring is located in the pressing rod mounting groove, and the pressing rod mounting groove is fixedly mounted in the power supply shell. The pressing rod installation groove is provided with a wire installation hole, and the movable pressing rod is provided with a conducting strip. According to the utility model, the lead can be quickly disassembled and assembled, a screwdriver is not needed for fixation in the use process, and the working efficiency is improved.

Description

TECHNICAL FIELD

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

[0002] Switching power supply is widely used in all electronic equipment with the characteristics of small, light and high efficiency, such as terminal equipment dominated by electronic computer, communication equipment, etc. It is an indispensable power supply mode for the rapid development of today's electronic information industry. Power switch is used to control the switching tube through the circuit to carry out high-speed on and off, convert direct current into high-frequency alternating current to provide transformer for voltage transformation, thereby generating one or more groups of voltage required. In order to facilitate installation, people invent a guide rail type switching power supply, first fix the guide rail on the wall, and then connect the power supply on the guide rail, so as to achieve the purpose of convenient installation. Although the guide rail type switching power supply can realize the rapid installation of the whole, the wire is still fixed by screwing and pressing when connected, so the staff must use screwdriver to fix the wire, which is not convenient when disassembling. UTILITY MODEL CONTENTS

[0003] The utility model aims at providing to solve the problems raised in the above background technology.

[0004] In order to achieve the above purpose, the utility model provides the following technical scheme: a guide rail type switching power supply, comprising a power supply main body, the power supply main body comprises a power supply shell and an internal host, an input interface and an output interface are arranged on the power supply shell, the input interface and the output interface are connected with the internal host through wires respectively, a convenient disassembly and pressing mechanism is arranged on the input interface and the output interface, the convenient disassembly and pressing mechanism comprises a movable pressing rod, a spring and a pressing rod installation slot, the movable pressing rod is movably installed in the pressing rod installation slot, the pressing rod installation slot is fixedly installed in the inside of the power supply shell, the spring is located in the pressing rod installation slot, a wire installation hole is arranged on the pressing rod installation slot, a conductive sheet is arranged on the movable pressing rod, one end of the convenient disassembly and pressing mechanism is connected with the internal host through wires, a track slot is arranged on the back of the power supply main body, and a heat dissipation hole is arranged on the top of the power supply shell.

[0005] Preferably, a wire pressing hole is arranged on the movable pressing rod, and the wire pressing hole and the wire installation hole are located on the same axis when the movable pressing rod is extruded.

[0006] Preferably, the conductive sheet is located on the side wall of the wire pressing hole, and a sawtooth is arranged on one side of the conductive sheet.

[0007] Preferably, the inside of the movable pressing rod is provided with a wire embedding groove, the inside of the wire embedding groove is provided with a wire, one end of the wire is connected with the conductive sheet, and the other end of the wire extends out of the pressing rod mounting groove.

[0008] Preferably, the spring is located at one end of the movable pressing rod, and the two ends of the spring are in contact with the movable pressing rod and the bottom of the pressing rod mounting groove respectively.

[0009] Preferably, the movable pressing rod is provided with a positioning groove on the surface of one end close to the spring, the inside of the pressing rod mounting groove is provided with a positioning block, the positioning block is inserted into the positioning groove, and the positioning block is in sliding connection in the positioning groove.

[0010] Preferably, one end of the movable pressing rod is provided with a pressing cap, and the movable pressing rod is made of an insulating material.

[0011] Compared with the prior art, the utility model has the advantages that:

[0012] The utility model discloses a convenient dismounting and pressing mechanism is arranged on the input interface and output interface of the guide rail type switching power supply, the wire is pressed in the wire mounting hole, the wire can be conveniently taken out, the quick dismounting and mounting effect is realized, the screwdriver is not needed in the use process, the work efficiency is improved, the wire is fixed firmly, is not easy to loosen, has convenient use, use effectual advantage. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is overall structure schematic diagram of the utility model;

[0014] Figure 2 It is side structure schematic diagram of the utility model;

[0015] Figure 3 It is overhead structure schematic diagram of the utility model;

[0016] Figure 4 It is convenient dismounting and pressing mechanism inside structure schematic diagram of the utility model.

[0017] In the drawing: 1, power supply main body;2, power supply shell;3, input interface;4, output interface;5, movable pressing rod;6, pressing rod mounting groove;7, spring;8, conductive sheet;9, wire mounting hole;10, track groove;11, heat dissipation hole;12, wire pressing hole;13, pressing cap;14, sawtooth;15, wire embedding groove;16, positioning groove;17, positioning block. CONCRETE IMPLEMENTATION

[0018] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0019] Please refer to Figures 1-4 The utility model provides a kind of guide rail type switching power supply technical scheme: including power supply main body 1, the power supply main body 1 includes power supply shell 2 and internal host composition, input interface 3 and output interface 4 are provided on the power supply shell 2, the input interface 3 and output interface 4 are connected with internal host by wire respectively, convenient dismounting pressure welding mechanism is all set on the input interface 3 and output interface 4, the convenient dismounting pressure welding mechanism includes movable pressure rod 5, spring 7 and pressure rod installation groove 6, the movable pressure rod 5 is movably installed in pressure rod installation groove 6, the pressure rod installation groove 6 is fixedly installed in the inside of power supply shell 2, the spring 7 is located in pressure rod installation groove 6, wire installation hole 9 is provided on the pressure rod installation groove 6, conducting strip 8 is provided on the movable pressure rod 5, one end of the convenient dismounting pressure welding mechanism is connected with internal host by wire, the back of power supply main body 1 is provided with track groove 10, the top of power supply shell 2 is provided with heat dissipation hole 11.

[0020] In the embodiment, the convenient dismounting pressure welding mechanism is arranged on the input interface 3 and the output interface 4 of the guide rail type switching power supply, the convenient dismounting pressure welding mechanism can realize the quick dismounting of the wire, and the working efficiency is improved.

[0021] As shown in Figure 4 The wire pressure welding hole 12 on the movable pressure rod 5 is located on the same axis as the wire installation hole 9 when the movable pressure rod 5 is extruded, the conducting strip 8 is located on the side wall of the wire pressure welding hole 12, and the sawtooth 14 is arranged on one side of the conducting strip 8.

[0022] In the embodiment, the left and right movement of the wire pressure welding hole 12 cooperates with the wire installation hole 9 to fix the wire, the conducting strip 8 is used for contacting the wire to conduct electricity, and the sawtooth 14 can better fix the wire to prevent the wire from being pulled out by external force.

[0023] As shown in Figure 4 The wire groove 15 is arranged in the inside of the movable pressure rod 5, the wire is arranged in the inside of the wire groove 15, one end of the wire is connected with the conducting strip 8, and the other end of the wire extends out of the pressure rod installation groove 6, so that the wire can be conveniently connected.

[0024] Combining Figure 4 As shown in the drawings, the spring 7 is located at one end of the movable pressing rod 5, and the two ends of the spring 7 are in contact with the movable pressing rod 5 and the bottom of the pressing rod mounting groove 6 respectively, and the spring 7 is used to provide elastic force and control the reset of the movable pressing rod 5.

[0025] Combining Figure 4 As shown in the drawings, the movable pressing rod 5 is provided with a positioning groove 16 on the surface of one end close to the spring 7, and the inside of the pressing rod mounting groove 6 is provided with a positioning block 17, the positioning block 17 is inserted into the positioning groove 16, and the positioning block 17 is in sliding connection in the positioning groove 16.

[0026] In this embodiment, the positioning groove 16 is used to limit the position of the movable pressing rod 5, so that the movable pressing rod 5 normally moves in the pressing rod mounting groove 6.

[0027] Combining Figure 3 , Figure 4 As shown in the drawings, one end of the movable pressing rod 5 is provided with a pressing cap 13, and the movable pressing rod 5 is made of insulating material, which can prevent conduction and improve safety in use.

[0028] Working principle: the utility model discloses a convenient to disassemble and assemble crimping mechanism is arranged on the input interface 3 and output interface 4 of the guide rail type switching power supply, when installing the wire, the movable pressing rod 5 is pressed through the pressing cap 13, the movable pressing rod 5 moves to one side and extrudes the spring 7, and the wire crimping hole 12 and the wire mounting hole 9 are in corresponding positions, at this time, the wire is respectively passed through the wire mounting hole 9 and the wire crimping hole 12 from one end of the pressing rod mounting groove 6, then the movable pressing rod 5 is loosened, and the movable pressing rod 5 moves to the other side under the reset of the spring 7, so that the wire is pressed in the wire mounting hole 9, and the wire can be conveniently taken out by repeating the above operation, so that the quick disassembly and assembly effect is realized, the screwdriver is not needed in the use process, the working efficiency is improved, and the utility model has the advantages of simple structure and good use effect.

[0029] It should be noted that, in this text, relational terms such as first and second and the like can only be used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply that there is any such actual relationship or order between these entities or operations. Moreover, the terms "include", "contain" or any other variants thereof are intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or equipment.

[0030] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A rail mounted switching power supply comprising a power supply body (1), characterised in that: The power supply body (1) includes a power supply shell (2) and an internal host component, the power supply shell (2) is provided with an input interface (3) and an output interface (4), the input interface (3) and the output interface (4) are connected with the internal host through wires respectively, the input interface (3) and the output interface (4) are provided with a convenient disassembly and assembly crimping mechanism, the convenient disassembly and assembly crimping mechanism includes a movable pressing rod (5), a spring (7) and a pressing rod mounting groove (6), the movable pressing rod (5) is movably mounted in the pressing rod mounting groove (6), the pressing rod mounting groove (6) is fixedly mounted in the inside of the power supply shell (2), the spring (7) is located in the pressing rod mounting groove (6), the pressing rod mounting groove (6) is provided with a wire mounting hole (9), the movable pressing rod (5) is provided with a conductive sheet (8), one end of the convenient disassembly and assembly crimping mechanism is connected with the internal host through a wire, the back of the power supply body (1) is provided with a track groove (10), the top of the power supply shell (2) is provided with a heat dissipation hole (11).

2. A rail mounted switching power supply as claimed in claim 1, wherein, The movable pressing rod (5) is provided with a wire crimping hole (12), when the movable pressing rod (5) is extruded, the wire crimping hole (12) and the wire mounting hole (9) are located on the same axis.

3. A rail mounted switching power supply as claimed in claim 2, wherein, The conductive sheet (8) is located on the side wall of the wire crimping hole (12), one side of the conductive sheet (8) is provided with a sawtooth (14).

4. A rail mounted switching power supply as claimed in claim 3, wherein, The inside of the movable pressing rod (5) is provided with a wire embedding groove (15), the inside of the wire embedding groove (15) is provided with a wire, one end of the wire is connected with the conductive sheet (8), the other end of the wire extends out of the pressing rod mounting groove (6).

5. A rail mounted switching power supply as claimed in claim 4, wherein, The spring (7) is located at one end of the movable pressing rod (5), both ends of the spring (7) are respectively in contact with the movable pressing rod (5) and the bottom of the pressing rod mounting groove (6).

6. A rail mounted switching power supply as claimed in claim 5, wherein, The movable pressing rod (5) is provided with a positioning groove (16) on the surface of one end close to the spring (7), the inside of the pressing rod mounting groove (6) is provided with a positioning block (17), the positioning block (17) is inserted into the positioning groove (16) and is slidably connected in the positioning groove (16).

7. A rail mounted switching power supply as claimed in claim 6, wherein, One end of the movable pressing rod (5) is provided with a pressing cap (13), the movable pressing rod (5) is made of an insulating material.

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