CN219227416U

CN219227416U - Switch power supply based on PSR technology and convenient for wiring

Info

Publication number: CN219227416U
Application number: CN202320729890.4U
Authority: CN
Inventors: 林远
Original assignee: Shenzhen Youte Meier Electronics Co ltd
Current assignee: Shenzhen Youte Meier Electronics Co ltd
Priority date: 2023-03-27
Filing date: 2023-03-27
Publication date: 2023-06-20
Anticipated expiration: 2033-03-27

Abstract

The utility model provides a switching power supply which is convenient to wire and based on a PSR technology, and the switching power supply comprises a connecting component, wherein the connecting component comprises a switching power supply main body, a supporting frame, a fixed plate, a nut cylinder, a pressing plate, a rotating handle, a circular plate, a movable plate, a spring and a push rod; the left side wall fixed connection of support frame in the right side wall of switching power supply main part, the inside diapire of support frame evenly installs the connection terminal, the left side wall fixed connection of fixed plate in the right side wall middle part of switching power supply main part, the upper surface of fixed plate is connected with the screw rod through the even rotation of bearing. According to the wire connecting device, the movable plate is pulled upwards to enable the spring to be elongated, the ejector rod is rotated anticlockwise to enable the ejector rod to prop against the clamping seat, the inserting rod is prevented from falling, the wire is placed on the wire connecting seat, the rotating handle is rotated clockwise to drive the screw rod to rotate clockwise, the nut cylinder moves downwards along the outer side wall of the screw rod, the nut cylinder drives the pressing plate to press the wire downwards, the wire is firmly fixed, and wire connecting work is completed.

Description

Switch power supply based on PSR technology and convenient for wiring

Technical Field

The utility model relates to a switching power supply convenient to wire, in particular to a switching power supply convenient to wire based on a PSR technology, and belongs to the technical field of switching power supplies.

Background

The primary feedback (PSR) AC/DC control technology is a novel AC/DC control technology developed in the last 10 years, and the PSR is applied to the fields of chargers, adapters, LED illumination, switching power supplies and the like because of saving optocouplers and 431 feedback networks; owing to the rapid development of PSR technology of the switching power supply for several years, indexes such as conversion efficiency, voltage adjustment rate, dynamic load response and the like of the switching power supply based on the PSR technology are optimized, components such as an optocoupler and 431 can be removed from the switching power supply based on the PSR technology, a primary auxiliary winding is used as sampling voltage, the cost advantage is obvious, and the favor of vast engineers is obtained;

the traditional PSR technology-based switching power supply adopts a screw tightening mode to connect wires, external tools such as screwdrivers and the like are required to be inconvenient to connect, and because screws on a switching power supply body are usually smaller, sliding wires easily occur during the period of connecting the wires with little effort, the wires after sliding wires are not fastened, short circuits easily occur, the service life of the switching power supply is influenced, and great inconvenience is brought to users;

for this reason, a switching power supply based on PSR technology is proposed that facilitates wiring.

Disclosure of Invention

In view of the foregoing, it is desirable to provide a PSR technology-based switching power supply that facilitates wiring to solve or mitigate the technical problems of the prior art, and at least provide a beneficial option.

The technical scheme of the embodiment of the utility model is realized as follows: the utility model provides a switching power supply based on PSR technique is convenient for to connect, includes coupling assembling, coupling assembling includes switching power supply main part, support frame, fixed plate, nut section of thick bamboo, clamp plate, commentaries on classics handle, plectane, fly leaf, spring and ejector pin;

the left side wall fixed connection of support frame in the right side wall of switching power supply main part, the inside diapire of support frame evenly install the connection terminal, the left side wall fixed connection of fixed plate in the right side wall middle part of switching power supply main part, the upper surface of fixed plate is connected with the screw rod through the even rotation of bearing, the bottom of screw rod runs through the fixed plate just stretches out the bottom of fixed plate, the inside wall threaded connection of nut section of thick bamboo in the lateral wall of screw rod, the top fixed connection of clamp plate in the lower surface of nut section of thick bamboo, the lower surface welding of changeing the handle in the top of screw rod, the inside wall welding of plectane in the lateral wall of screw rod, the lateral wall sliding connection of plectane has the inserted bar, the lower surface welding of fly leaf in the top of inserted bar, the jack has evenly been seted up to the upper surface of fixed plate, the both ends welding of spring in the fly leaf with the adjacent one side of fixed plate, the bottom of ejector pin articulate in the lateral wall welding of plectane has the cassette.

As a further preferred aspect of the present utility model: the connecting assembly further comprises a protecting cover and a pull ring, the lower surface of the fixing plate is uniformly welded with a guide plate, the outer side wall of the nut cylinder is uniformly provided with a guide groove, and the outer side wall of the guide plate is slidably connected to the inner side wall of the guide groove.

As a further preferred aspect of the present utility model: the lower surface of guard shield is located the top of support frame, the lateral wall of support frame evenly welds the fixed part of hasp, the lateral wall of guard shield evenly welds the movable part of hasp, the support frame with the guard shield passes through the hasp is connected.

As a further preferred aspect of the present utility model: the bottom of the pull ring is welded on the upper surface of the shield.

As a further preferred aspect of the present utility model: wire slots are uniformly formed in the right side wall of the protective cover.

As a further preferred aspect of the present utility model: the lower surface of the switch power supply main body is provided with a supporting component, the supporting component comprises anti-skid patterns, and the lower surface of the switch power supply main body is uniformly adhered with a rubber pad.

As a further preferred aspect of the present utility model: the anti-skid patterns are arranged on the lower surface of the rubber pad.

As a further preferred aspect of the present utility model: and the front surface of the switch power supply main body is uniformly provided with heat dissipation holes.

By adopting the technical scheme, the embodiment of the utility model has the following advantages:

according to the utility model, the movable plate is pulled upwards to lengthen the spring, the ejector rod is rotated anticlockwise to enable the ejector rod to prop against the clamping seat, the inserting rod is prevented from falling, the lead is placed on the wiring seat, the rotating handle is rotated clockwise to drive the screw rod to rotate clockwise, the nut cylinder moves downwards along the outer side wall of the screw rod, the nut cylinder drives the pressing plate to press the lead downwards, the lead is firmly fixed, the wiring work is completed, the ejector rod is pulled out to one side, the spring shortens to drive the movable plate downwards, the inserting rod is inserted into the inserting hole to prevent the screw rod from rotating, the locking of the pressing plate is realized, the wiring work can be completed without tools such as a screwdriver, the wiring is facilitated, the connection effect of the lead can be ensured, the lead connection is fastened relatively, the short circuit phenomenon is avoided, the service life of the switching power supply is prolonged, and great convenience is brought to users.

The foregoing summary is for the purpose of the specification only and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments, and features described above, further aspects, embodiments, and features of the present utility model will become apparent by reference to the drawings and the following detailed description.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required in the embodiments or the technical descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of a front view of the present utility model;

FIG. 2 is a schematic view of the bottom view of the present utility model;

FIG. 3 is a schematic view of a portion of a connection assembly according to the present utility model;

FIG. 4 is an enlarged view of the structure of area A of FIG. 3 in accordance with the present utility model;

FIG. 5 is a schematic view of the structure of the guide plate and the guide groove according to the present utility model;

fig. 6 is a schematic structural view of a shield and a wire slot according to the present utility model.

Reference numerals: 10. a connection assembly; 11. a switching power supply main body; 12. a support frame; 13. a wire holder; 14. a fixing plate; 15. a screw; 16. a nut cylinder; 17. a pressing plate; 18. a guide plate; 19. a guide groove; 110. a rotating handle; 111. a circular plate; 112. a rod; 1120. a movable plate; 113. a jack; 114. a spring; 115. a push rod; 116. a clamping seat; 117. a shield; 118. locking; 119. a pull ring; 120. a wire slot; 20. a support assembly; 21. a rubber pad; 22. anti-skid lines; 23. and the heat dissipation holes.

Detailed Description

Hereinafter, only certain exemplary embodiments are briefly described. As will be recognized by those of skill in the pertinent art, the described embodiments may be modified in various different ways without departing from the spirit or scope of the present utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive.

Embodiments of the present utility model will be described in detail below with reference to the accompanying drawings.

As shown in fig. 1 to 6, an embodiment of the present utility model provides a PSR technology-based switching power supply for facilitating wiring, which includes a connection assembly 10, the connection assembly 10 including a switching power supply main body 11, a support frame 12, a fixed plate 14, a nut cylinder 16, a pressing plate 17, a knob 110, a circular plate 111, a movable plate 1120, a spring 114 and a jack 115;

the left side wall of the support frame 12 is fixedly connected to the right side wall of the switch power supply main body 11, the wire holder 13 is uniformly arranged on the inner bottom wall of the support frame 12, the left side wall of the fixed plate 14 is fixedly connected to the middle part of the right side wall of the switch power supply main body 11, the upper surface of the fixed plate 14 is uniformly and rotatably connected with the screw 15 through a bearing, the bottom end of the screw 15 penetrates through the fixed plate 14 and stretches out of the bottom of the fixed plate 14, the inner side wall of the nut cylinder 16 is in threaded connection with the outer side wall of the screw 15, the top of the pressing plate 17 is fixedly connected to the lower surface of the nut cylinder 16, the lower surface of the rotating handle 110 is welded to the top end of the screw 15, the inner side wall of the circular plate 111 is welded to the outer side wall of the screw 15, the outer side wall of the circular plate 111 is slidingly connected with the inserting rod 112, the lower surface of the movable plate 1120 is welded to the top of the inserting rod 112, the upper surface of the fixed plate 14 is uniformly provided with the inserting hole 113, the two ends of the spring 114 are welded to the adjacent sides of the movable plate 1120 and the fixed plate 14, the bottom end of the ejector rod 115 is hinged to the upper surface of the circular plate 111, and the outer side wall of the circular plate 111 is welded with the clamping seat 116; the switching power supply main body 11 is a switching power supply based on a PSR technology; the spring 114 is lengthened by pulling the movable plate 1120 upwards, the push rod 115 is rotated anticlockwise to enable the push rod 115 to prop against the clamping seat 116, the inserting rod 112 is prevented from falling, a wire is placed on the wire holder 13, the rotating handle 110 is rotated clockwise to drive the screw rod 15 to rotate clockwise, the nut cylinder 16 moves downwards along the outer side wall of the screw rod 15, the nut cylinder 16 drives the pressing plate 17 to press the wire downwards, the wire is firmly fixed, the wire connection work is completed, meanwhile, the push rod 115 is pulled out to one side, the spring 114 shortens to drive the movable plate 1120 downwards, the inserting rod 112 is inserted into the inserting hole 113, the screw rod 15 is prevented from rotating, the locking of the pressing plate 17 is realized, the wire connection work can be completed without tools such as a screwdriver, the wire connection is convenient, the wire connection effect of the wire connection can be ensured, the short circuit phenomenon is avoided, the service life of a switch power supply is prolonged, and great convenience is brought to users.

In one embodiment: the connecting assembly 10 further comprises a shield 117 and a pull ring 119, the lower surface of the fixed plate 14 is uniformly welded with a guide plate 18, the outer side wall of the nut cylinder 16 is uniformly provided with a guide groove 19, and the outer side wall of the guide plate 18 is slidably connected with the inner side wall of the guide groove 19; the nut cylinder 16 moves in synchronization with the guide plate 18, and the nut cylinder 16 is prevented from rotating with the rotation of the screw 15.

In one embodiment: the lower surface of the shield 117 is arranged at the top of the support frame 12, the outer side wall of the support frame 12 is uniformly welded with a fixed part of the lock catch 118, the outer side wall of the shield 117 is uniformly welded with a movable part of the lock catch 118, and the support frame 12 is connected with the shield 117 through the lock catch 118; flexible connection of the shield 117 to the support frame 12 is achieved by means of the catches 118, while the shield 117 protects the wire connection.

In one embodiment: the bottom of the pull ring 119 is welded to the upper surface of the shield 117; facilitating movement of the shroud 117.

In one embodiment: the right side wall of the shield 117 is uniformly provided with wire slots 120; facilitating passage of the wire.

In one embodiment: the lower surface of the switch power supply main body 11 is provided with a supporting component 20, the supporting component 20 comprises anti-skid patterns 22, and the lower surface of the switch power supply main body 11 is uniformly adhered with a rubber pad 21; rubber pad 21 may provide support for switching power supply body 11.

In one embodiment: the anti-skid patterns 22 are arranged on the lower surface of the rubber pad 21; the anti-slip patterns 22 may increase the anti-slip performance of the rubber pad 21.

In one embodiment: the front surface of the switch power supply main body 11 is uniformly provided with heat dissipation holes 23; facilitating the dissipation of heat inside the switching power supply body 11.

The utility model works when in work: the spring 114 is lengthened by pulling the movable plate 1120 upwards, the push rod 115 is rotated anticlockwise to enable the push rod 115 to prop against the clamping seat 116, the inserting rod 112 is prevented from falling, a wire is placed on the wire holder 13, the rotating handle 110 is rotated clockwise to drive the screw rod 15 to rotate clockwise, the nut cylinder 16 moves downwards along the outer side wall of the screw rod 15, the nut cylinder 16 drives the pressing plate 17 to press the wire downwards, the wire is firmly fixed, the wire connection work is completed, meanwhile, the push rod 115 is pulled out to one side, the spring 114 shortens to drive the movable plate 1120 downwards, the inserting rod 112 is inserted into the inserting hole 113, the screw rod 15 is prevented from rotating, the locking of the pressing plate 17 is realized, the wire connection work can be completed without tools such as a screwdriver, the wire connection is convenient, the wire connection effect of the wire connection can be ensured, the short circuit phenomenon is avoided, the service life of a switch power supply is prolonged, and great convenience is brought to users.

The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that various changes and substitutions are possible within the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a switching power supply convenient to wiring based on PSR technique, includes coupling assembling (10), its characterized in that: the connecting assembly (10) comprises a switch power supply main body (11), a supporting frame (12), a fixed plate (14), a nut cylinder (16), a pressing plate (17), a rotating handle (110), a circular plate (111), a movable plate (1120), a spring (114) and a push rod (115);

the left side wall of the supporting frame (12) is fixedly connected with the right side wall of the switch power supply main body (11), a wiring seat (13) is uniformly arranged on the inner bottom wall of the supporting frame (12), the left side wall of the fixing plate (14) is fixedly connected with the middle part of the right side wall of the switch power supply main body (11), the upper surface of the fixing plate (14) is uniformly rotationally connected with a screw rod (15) through a bearing, the bottom end of the screw rod (15) penetrates through the fixing plate (14) and extends out of the bottom of the fixing plate (14), the inner side wall of the nut cylinder (16) is in threaded connection with the outer side wall of the screw rod (15), the top of the pressing plate (17) is fixedly connected with the lower surface of the nut cylinder (16), the lower surface of the rotating handle (110) is welded on the top end of the screw rod (15), the inner side wall of the circular plate (111) is welded on the outer side wall of the screw rod (15), the outer side wall of the circular plate (111) is in sliding connection with a plug rod (112), the lower surface of the movable plate (1120) is welded on the outer side wall of the upper surface of the circular plate (14) of the movable plate (114), the upper surface of the upper surface (114) of the movable plate (1120) is welded on the upper surface of the movable plate (114), the outer side wall of the circular plate (111) is welded with a clamping seat (116).

2. The PSR technology-based switching power supply for facilitating wiring according to claim 1, wherein: the connecting assembly (10) further comprises a protective cover (117) and a pull ring (119), the lower surface of the fixing plate (14) is uniformly welded with a guide plate (18), the outer side wall of the nut cylinder (16) is uniformly provided with a guide groove (19), and the outer side wall of the guide plate (18) is slidably connected with the inner side wall of the guide groove (19).

3. The PSR technology-based switching power supply for facilitating wiring according to claim 2, wherein: the lower surface of guard shield (117) is located the top of support frame (12), the fixed part of hasp (118) has evenly been welded to the lateral wall of support frame (12), the lateral wall of guard shield (117) has evenly welded the movable part of hasp (118), support frame (12) with guard shield (117) are passed through hasp (118) are connected.

4. A PSR technology-based switching power supply for facilitating wiring according to claim 3, characterized in that: the bottom of the pull ring (119) is welded to the upper surface of the shield (117).

5. A PSR technology-based switching power supply for facilitating wiring according to claim 3, characterized in that: wire slots (120) are uniformly formed in the right side wall of the shield (117).

6. The PSR technology-based switching power supply for facilitating wiring according to claim 1, wherein: the switching power supply comprises a switching power supply main body (11), wherein a supporting component (20) is arranged on the lower surface of the switching power supply main body (11), the supporting component (20) comprises anti-skidding patterns (22), and rubber pads (21) are uniformly adhered to the lower surface of the switching power supply main body (11).

7. The PSR technology-based switching power supply for facilitating wiring according to claim 6, wherein: the anti-skid patterns (22) are arranged on the lower surface of the rubber pad (21).

8. The PSR technology-based switching power supply for facilitating wiring according to claim 6, wherein: the front surface of the switch power supply main body (11) is uniformly provided with heat dissipation holes (23).