Switching power supply convenient for wiring

Abstract

The utility model relates to a switch power supply convenient for wiring, comprising a protection plate, the front surface of the protection plate is provided with a through hole, the top of the protection plate is fixedly provided with an installation block, and the inner part of the protection plate is movably provided with a protection structure. According to the switching power supply convenient for wiring, the protection structure is arranged, the wiring body penetrates through the through hole, wiring installation of the wiring body and the switching power supply is realized, the wiring body is protected through the protection structure, and a rotating turntable is manually rotated, so that the rotating turntable drives a rotating shaft and a gear to rotate; the gear and the gear ring are meshed with each other to drive the gear ring to rotate in the through groove, the protective block covers the top of the through hole when rotating, the exterior of the wiring body is limited and fixed in the through hole, and the wiring body is limited and fixed, so that the wiring body is prevented from being pulled by an external force during use, and the wiring body is prevented from being damaged. And the situation that the wiring end of the wiring body is damaged is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of switching power supplies, in particular to a switching power supply which is convenient for wiring. Background Art

[0002] A switching mode power supply, also known as an exchange power supply or a switching converter, is a high-frequency power conversion device and a type of power supply. Its function is to convert a voltage level into the voltage or current required by the user through different forms of architecture. The input of a switching power supply is mostly AC power (such as mains power) or DC power, and the output is mostly for devices that require DC power.

[0003] According to the switching power supply housing and switching power supply mentioned in Chinese utility model 201920905871.6, the switching power supply housing and the switching power supply can solve the problem that the traditional switching power supply with waterproof function has poor heat dissipation effect and affects the service life of the switching power supply when in use. However, the switching power supply housing and the switching power supply do not have a wiring protection structure when in use. When the switching power supply is in use, the wiring terminal is easily pulled by the outside, which may cause the wiring terminal to fall off from the switching power supply, which may easily shorten the service life of the switching power supply over a long period of time. Therefore, it is necessary to propose a switching power supply that is easy to wire to solve the above-mentioned problems. Utility Model Content

[0004] In view of the deficiencies of the prior art, the utility model provides a switching power supply that is easy to connect and has the advantages of being able to protect the connection terminals, thereby solving the problem that the connection terminals of the prior switching power supply are easily detached.

[0005] To achieve the above object, the utility model provides the following technical solution: a switching power supply that is easy to connect, comprising a protective plate, a through hole is provided on the front of the protective plate, a mounting block is fixedly installed on the top of the protective plate, and a protective structure is movably installed inside the protective plate;

[0006] The protective structure includes gears, gears are movably installed inside the protective plate, gear rings are meshed with each other on the outer surfaces of the gears, a protective block is movably installed inside the through hole, a gear ring is arranged outside the protective block, a limiting slide groove is provided on the inner wall of the through hole, a positioning pulley is slidably installed inside the limiting slide groove, a fixing cylinder is fixedly connected to the inner wall of the protective block, a lifting rod is movably installed at the bottom of the fixing cylinder, and a clamping plate is fixedly connected to the bottom of the lifting rod.

[0007] Furthermore, a rotating turntable is movably mounted on the front of the protective plate, a rotating shaft is fixedly connected to one side of the rotating turntable, and a gear is fixedly connected to the outside of the rotating shaft.

[0008] Furthermore, a positioning pulley is fixedly connected to the outside of the protection block, and the number of the fixing cylinder, the lifting rod and the clamping plate are all provided in four groups, and a wiring body is provided between the four groups of the clamping plates.

[0009] Furthermore, the protection block is semicircular in shape, a through groove is provided on the outside of the protection block, and a gear ring is provided inside the through groove.

[0010] Furthermore, a switching power supply is fixedly installed on the rear side of the protective plate, and mounting ear plates are fixedly installed on both the left and right sides of the protective plate.

[0011] Furthermore, the protection block and the limiting slide groove are adapted to each other.

[0012] Compared with the prior art, the technical solution of this application has the following beneficial effects:

[0013] The switching power supply which is convenient for wiring is provided with a protective structure. When in use, in an initial state, the protective block is located inside the protective plate. The wiring body is passed through the through hole to achieve wiring installation of the wiring body and the switching power supply, and the wiring body is protected by the protective structure. The rotating turntable is manually rotated to drive the rotating shaft and the gear to rotate, and the gear and the gear ring are engaged with each other to drive the gear ring to rotate inside the through groove. When the protective block rotates, it will cover the top of the through hole, and the external limit of the wiring body is fixed inside the through hole to achieve limit fixation of the wiring body, thereby avoiding the situation that the wiring terminal of the wiring body is damaged due to external force when the wiring body is in use, thereby extending the service life of the switching power supply. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a front view of the protective plate and switch power supply structure of the utility model;

[0015] Figure 2 This is a front cross-sectional view of the protective plate portion of the utility model;

[0016] Figure 3 This is a three-dimensional diagram of the protective block structure of the utility model.

[0017] In the figure: 1. protective plate; 2. switching power supply; 3. through hole; 4. mounting ear plate; 5. rotating turntable; 6. rotating shaft; 8. fixing cylinder; 9. lifting rod; 10. clamping plate; 11. mounting block; 12. protective structure; 121. gear; 122. protective block; 123. gear ring; 124. limiting slide groove; 125. positioning pulley; 126. through groove; 13. wiring body. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] See also Figure 1-3 In this embodiment, a switching power supply that is easy to connect includes a protective plate 1, a through hole 3 is provided on the front of the protective plate 1, a mounting block 11 is fixedly installed on the top of the protective plate 1, and a protective structure 12 is movably installed inside the protective plate 1;

[0020] The protective structure 12 includes a gear 121, the gear 121 is movably installed inside the protective plate 1, and a gear ring 123 is meshed with each other on the outer surface of the gear 121, a protective block 122 is movably installed inside the through hole 3, and a gear ring 123 is arranged outside the protective block 122, a limiting slide groove 124 is provided on the inner wall of the through hole 3, and a positioning pulley 125 is slidably installed inside the limiting slide groove 124, a fixed cylinder 8 is fixedly connected to the inner wall of the protective block 122, a lifting rod 9 is movably installed at the bottom of the fixed cylinder 8, and a clamping plate 10 is fixedly connected to the bottom of the lifting rod 9.

[0021] In specific implementation, by setting the protective structure 12, when in use, in the initial state, the protective block 122 is located inside the protective plate 1, and the wiring body 13 is passed through the through hole 3 to achieve wiring and installation of the wiring body 13 and the switching power supply 2, and the wiring body 13 is protected by the protective structure 12, and the rotating turntable 5 is manually rotated, the rotating turntable 5 will drive the rotating shaft 6 and the gear 121 to rotate, and the gear 121 and the ring gear 123 are engaged with each other to drive the ring gear 123 to rotate inside the through groove 126, and the protective block 122 will cover the top of the through hole 3 when rotating, and the external limit of the wiring body 13 is fixed inside the through hole 3, so as to limit and fix the wiring body 13, thereby avoiding the wiring terminal of the wiring body 13 being damaged due to external force when the wiring body 13 is used, thereby extending the service life of the switching power supply 2.

[0022] By setting a limiting slide groove 124, the protective block 122 slides in the limiting slide groove 124 through the positioning pulley 125, which can drive the protective block 122 to stably rotate inside the through hole 3, thereby completing the stable positioning of the protective block 122 relative to the wiring body 13; at the same time, a buffer spring is arranged inside the fixed cylinder 8, and the lifting rod 9 can be lifted and lowered at the bottom of the fixed cylinder 8, thereby driving the clamping plate 10 to move.

[0023] When implementing, follow these steps:

[0024] 1) The protection block 122 is first located inside the protection plate 1;

[0025] 2) Then, the wiring body 13 is passed through the through hole 3 to achieve wiring installation between the wiring body 13 and the switching power supply 2;

[0026] 3) Manually rotate the rotating disk 5, which drives the rotating shaft 6 and the gear 121 to rotate, and the gear 121 and the ring gear 123 are meshed with each other, so as to drive the ring gear 123 to rotate inside the through slot 126;

[0027] 4) Finally, when the protection block 122 rotates, it will cover the top of the through hole 3, and the outer part of the wiring body 13 will be limited and fixed inside the through hole 3, so as to achieve the limit fixation of the wiring body 13.

[0028] In summary, the switching power supply which is easy to connect is provided with a protective structure 12. When in use, in the initial state, the protective block 122 is located inside the protective plate 1, and the wiring body 13 is passed through the through hole 3 to realize the wiring installation of the wiring body 13 and the switching power supply 2, and the wiring body 13 is protected by the protective structure 12. By manually rotating the rotating turntable 5, the rotating turntable 5 will drive the rotating shaft 6 and the gear 121 to rotate, and the gear 121 and the ring gear 123 are engaged with each other to drive the ring gear 123 to rotate inside the through groove 126. When the protective block 122 rotates, it will cover the top of the through hole 3, and fix the outer limit of the wiring body 13 inside the through hole 3, so as to limit and fix the wiring body 13, thereby avoiding the wiring terminal of the wiring body 13 being damaged due to external force when the wiring body 13 is used, thereby extending the service life of the switching power supply 2.

[0029] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device 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 device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0030] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A switching power supply that is easy to connect, comprising a protective plate (1), characterized in that: The front surface of the protective plate (1) is provided with a through hole (3), the top of the protective plate (1) is fixedly mounted with a mounting block (11), and the interior of the protective plate (1) is movably mounted with a protective structure (12); The protective structure (12) comprises a gear (121), the gear (121) is movably mounted inside the protective plate (1), a gear ring (123) is meshed with each other on the outer surface of the gear (121), a protective block (122) is movably mounted inside the through hole (3), a gear ring (123) is arranged outside the protective block (122), a limiting slide groove (124) is provided on the inner wall of the through hole (3), a positioning pulley (125) is slidably mounted inside the limiting slide groove (124), a fixed cylinder (8) is fixedly connected to the inner wall of the protective block (122), a lifting rod (9) is movably mounted at the bottom of the fixed cylinder (8), and a clamping plate (10) is fixedly connected to the bottom of the lifting rod (9).

2. A switching power supply that is easy to connect according to claim 1, characterized in that: A rotating turntable (5) is movably mounted on the front of the protective plate (1), a rotating shaft (6) is fixedly connected to one side of the rotating turntable (5), and a gear (121) is fixedly connected to the outside of the rotating shaft (6).

3. A switching power supply that is easy to connect according to claim 1, characterized in that: The outside of the protection block (122) is fixedly connected with a positioning pulley (125), and the number of the fixing cylinder (8), the lifting rod (9) and the clamping plate (10) is arranged in four groups, and a wiring body (13) is arranged between the four groups of the clamping plates (10).

4. A switching power supply that is easy to connect according to claim 1, characterized in that: The protection block (122) is semicircular in shape, a through slot (126) is provided on the outside of the protection block (122), and a gear ring (123) is provided inside the through slot (126).

5. A switching power supply that is easy to connect according to claim 1, characterized in that: A switch power supply (2) is fixedly mounted on the rear side of the protective plate (1), and mounting ear plates (4) are fixedly mounted on both the left and right side surfaces of the protective plate (1).

6. A switching power supply that is easy to connect according to claim 1, characterized in that: The protection block (122) and the limiting sliding groove (124) are adapted to each other.

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