CN212969428U

CN212969428U - Soft switching power supply

Info

Publication number: CN212969428U
Application number: CN202022264971.0U
Authority: CN
Inventors: 任开春; 朱爱玉
Original assignee: Zhejiang Nigate Electronic Technology Co ltd
Current assignee: Zhejiang Nigate Electronic Technology Co ltd
Priority date: 2020-10-13
Filing date: 2020-10-13
Publication date: 2021-04-13
Anticipated expiration: 2030-10-13

Abstract

The utility model discloses a soft switching power supply, belonging to the technical field of soft switching power supplies; the flexible switch comprises a flexible switch body, a fixing box and a box cover, wherein the box cover is clamped in the fixing box through limiting rods on two sides of the fixing box, a jacking spring is arranged between the box cover and the fixing box, a main locking rod is arranged on the box cover, the jacking spring and the main locking rod are connected to the inner surface of the box cover, a secondary locking rod is arranged in the fixing box, and a fixed lead extending out of one side of the flexible switch body and an external lead are locked and communicated with the secondary locking rod through the main locking rod; the fixing box is characterized by also comprising fastening components, wherein two side surfaces of the fixing box are respectively provided with a group of fastening components for respectively fastening an external lead and a fixed lead; the utility model discloses soft switching power supply uses safe and reliable more.

Description

Soft switching power supply

Technical Field

The utility model relates to a soft switching power supply belongs to soft switching power supply technical field.

Background

The soft switching power supply is a switching component which utilizes the resonance principle to enable current or voltage in a switching device to change according to a sine or quasi-sine rule, the switch is disconnected when the current is zero, the switch is switched on when the voltage is zero, and in the using process of the soft switching power supply, the installation process of the soft switching power supply is that the soft switching power supply is directly connected with each device through bolts. When installing the wire, the current soft switching power supply only utilizes the bolt to connect two wires, lets soft switching power supply connect equipment, and the subassembly of connecting exposes outside, can let installer's hand touch naked wire, and current soft switching power supply can't cut off the power supply to equipment under emergency, leads to this soft switching power supply can't manage equipment for soft switching power supply loses effect, can't reach soft switching power supply's use purpose.

The application number is 201822210354.5's chinese utility model patent, and it discloses a soft switching power supply with adjustable voltage current, comprising a base plate, the right side fixed mounting of bottom plate top surface has soft switch body, and the positive right side fixed mounting of soft switch body has the display screen, and the positive left side fixed mounting of soft switch body has voltage control knob, and the positive left side fixed mounting of soft switch body has the current control knob that is located the voltage control knob left. This soft switching power supply with adjustable voltage and current, through the setting of apron, utilize the apron, the lockplate, compression spring, main locking lever, mutually support between expanding spring and the telescopic link, press the telescopic link, let the telescopic link enter into the spacing downthehole of fixed box, can let the apron upwards pop out, can let the apron drive main locking lever upwards to carry on, can realize letting the connection temporary interruption between fixed wire and the fixed box to this soft switching power supply's practicality has been improved.

However, in the application, the fixed lead and the movable lead are only fixed by the main locking rod and the secondary locking rod, the connection is not firm enough, and the fixed lead and the movable lead are easy to be separated in the using process; in the process that the cover plate drives the main locking rod to lift upwards to realize temporary interruption of connection between the fixed lead and the fixed box, the fixed lead and the movable lead are even separated from the fixed box, and the reclosing of the circuit is time-consuming and labor-consuming. In addition, the cover plate is limited by the telescopic spring and the telescopic rod, the telescopic spring and the telescopic rod need to bear the jacking force of the compression spring, the acting force of the fixed wire is required to be provided, the jacking force and the acting force are opposite in direction, the telescopic spring is easy to bend under stress, and the fixed effect of the fixed wire and the movable wire is further reduced.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a soft switching power supply.

The utility model adopts the technical proposal that: a soft switch power supply is designed, and comprises a soft switch body, a fixing box and a box cover, wherein the box cover is clamped in the fixing box through limiting rods on two sides of the fixing box; the fixing box is characterized by further comprising a fastening assembly, and a group of fastening assemblies are arranged on two side faces of the fixing box respectively to fasten an external lead and a fixed lead respectively.

Further, fastening components including hold pipe and locking screw, hold pipe one end and connect in fixed box side and with the inside intercommunication of fixed box, locking screw sets up in holding a tub pipe shaft in order to fasten the external lead or the fixed wire through holding the pipe.

Further, the containing pipe is a round pipe or a square pipe, and a spiral part used for connecting the locking screw rod is arranged at the joint of the containing pipe and the locking screw rod.

Further, still be provided with the intercommunication box in the fixed box, the intercommunication box is seted up and is held the line hole that the pipe corresponds and the through-hole that corresponds with main locking lever, inferior locking lever sets up in the intercommunication box.

Furthermore, hold pipe and fixed box link and stretch into in the fixed box and connect in intercommunication box line hole lateral surface.

Furthermore, the aperture of the wire hole is equal to the outer diameter of a wire core of an external lead or a fixed lead.

Further, the inner diameter of the accommodating pipe is equal to the outer diameter of the external connecting wire or the fixed wire.

Furthermore, the box cover is provided with a horn-shaped limiting hole formed by chamfering the outer side of the limiting hole corresponding to the limiting rod, and the outer end face of the limiting rod does not exceed the outer side face of the limiting hole.

Furthermore, semicircular tubular conducting strips are respectively arranged at the lower end of the main locking rod and the upper end of the secondary locking rod, the inner diameter of the conducting strip at the lower end of the main locking rod is not larger than the outer diameter of a wire core of an external connecting wire or a fixed wire, and the inner diameter of the conducting strip at the upper end of the secondary locking rod is not smaller than the outer diameter of the wire core of the external connecting wire or the fixed wire.

Furthermore, the middle part of the inner side of the conducting strip at the lower end of the main locking rod is connected with a conducting plate, and the butt joint ends of the external lead and the fixed lead are respectively abutted against two sides of the conducting plate.

Compared with the prior art, the beneficial effects of the utility model are that: the fixed lead and the external lead are fixed by the primary locking rod and the secondary locking rod, and the fastening components are arranged on the side surface of the fixing box to fasten the fixed lead and the external lead respectively, so that the lead and the fixing box are firmly connected and are not easy to be separated in the use process; in the process that the box cover drives the main locking rod to lift upwards to realize temporary interruption of connection between the fixed lead and the external lead, the fixed lead and the external lead cannot be separated from the fixed box, and only the box cover needs to be pressed down when the circuit is closed again, so that the time and labor are saved, the operation is simple, and the working efficiency is improved; reduce the burden that the gag lever post provided fixed wire effort.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is an overall schematic view of the present invention.

Fig. 2 is a schematic view of the local section of the present invention.

Fig. 3 is a schematic view of the utility model showing a part of the cross section.

Fig. 4 is a schematic view of the lid assembly of the present invention shown in fig. 1.

Fig. 5 is a schematic view of the lid assembly of the present invention shown in fig. 2.

In the figure: 1-soft switch body, 11-fixed lead, 2-box cover, 21-main locking rod, 22-conductive plate, 23-limiting rod, 3-fixed box, 31-communication box, 32-secondary locking rod, 4-fastening component, 41-accommodating tube, 42-locking screw rod and 5-external lead.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" should be construed broadly and include, for example, fixed connections, detachable connections, or integral connections; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In addition, in the description of the present invention, unless otherwise specified, the terms "plurality", and "plural groups" mean two or more, and the terms "a plurality", and "a plurality" mean one or more. In the description of the present invention, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like are used, they are only used for convenience of description and simplification of the description, and they do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation and be operated, and thus should not be construed as limiting the present invention. Furthermore, the use of the terms first, second and third are used for descriptive purposes only and are not intended to indicate or imply relative importance.

Example 1

As shown in fig. 1, 2, and 3: a soft-switched power supply, comprising: the soft switch comprises a soft switch body 1, a fixed box 3 and a box cover 2, wherein the box cover 2 is clamped in the fixed box 3 through limiting rods 23 on two sides of the fixed box 3, the limiting rods 23 are fixedly connected with the fixed box 3 and comprise telescopic springs and telescopic rods, and the limiting rods 23 are matched with limiting holes in the box cover 2; the inner surface of the box cover 2 is provided with a jacking spring and a main locking rod 21, the lower end of the jacking spring is abutted against the upper end of the fixed box 3, the lower part of the main locking rod 21 enters the fixed box 3, a secondary locking rod 32 corresponding to the main locking rod 21 is arranged in the fixed box 3, and a fixed lead 11 extending out of one side of the soft switch body 1 is in locking communication with an external lead 5 through the main locking rod 21 and the secondary locking rod 32; the embodiment further comprises fastening components 4, and two side surfaces of the fixing box 3 are respectively provided with a group of fastening components 4 for respectively fastening the external lead 5 and the fixed lead 11. The fastening assembly 4 comprises a containing tube 41 and a locking screw 42, wherein one end of the containing tube 41 is connected to the side surface of the fixing box 3 and is communicated with the inside of the fixing box 3, and the locking screw 42 is arranged on the tube body of the containing tube 41 to fasten the external lead 5 or the fixing lead 11 passing through the containing tube 41. The accommodating tube 41 is a circular tube, a spiral part for connecting the locking screw 42 is arranged at the joint of the accommodating tube 41 and the locking screw 42, and the spiral part is a stud with internal threads inside.

A communicating box 31 is further arranged in the fixing box 3, the communicating box 31 is provided with a line hole corresponding to the accommodating tube 41 and a through hole corresponding to the main locking rod 21, and the secondary locking rod 32 is arranged in the communicating box 31. The connecting end of the accommodating tube 41 and the fixed box 3 extends into the fixed box 3 and is connected with the outer side surface of the wire hole of the communicating box 31; the pipe body of the accommodating pipe 41 between the fixing box 3 and the communicating box 31 plays a role in guiding threading, so that the external lead 5 and the fixing lead 11 can be conveniently and accurately threaded into the communicating box 31, and the installation time is saved.

The inner diameter of the accommodating pipe 41 is equal to the outer diameter of the external lead 5 or the fixed lead 11, the aperture of the wire hole of the communicating box 31 is equal to the outer diameter of the wire core of the external lead 5 or the fixed lead 11, only the wire core is allowed to pass through, the length of the wire core exposed by stripping the external lead 5 and the fixed lead 11 is less than half of the distance of the inner cavity of the communicating box 31 during installation, the external lead 5 and the fixed lead 11 are prevented from being directly butted, and when the circuit needs to be temporarily disconnected by pulling away from the main locking rod 21, the circuit is guaranteed to be disconnected.

The outer side of the limiting hole corresponding to the limiting rod 23 on the box cover 2 is chamfered to form a horn-shaped limiting hole, so that the limiting rod can be conveniently pressed into the fixing box 3 to release the box cover 2, and the main locking rod 21 is released; the outer end face of the limiting rod 23 does not exceed the outer side face of the limiting hole, and mistaken touch release is avoided. The lower end of the main locking rod 21 and the upper end of the secondary locking rod 32 are respectively provided with a semicircular tubular conducting strip, the inner diameter of the conducting strip at the lower end of the main locking rod 21 is smaller than the outer diameter of the wire core of the external connecting wire 5 or the fixed wire 11, and the inner diameter of the conducting strip at the upper end of the secondary locking rod 32 is not smaller than the outer diameter of the wire core of the external connecting wire 5 or the fixed wire 11. The two are matched to press and fix the external lead 5 and the fixed lead 11.

As shown in fig. 4 and 5: the middle part of the inner side of the conducting strip at the lower end of the main locking rod 21 is connected with a conducting plate 22, and the butt ends of the external lead 5 and the fixed lead 11 are respectively abutted against the two sides of the conducting plate 22. The conductive plate 22 enhances the conductive effect between the external lead 5 and the fixing lead 11 while preventing the external lead 5 and the fixing lead 11 from being directly butted, and ensures the disconnection of the circuit when it is necessary to temporarily disconnect the circuit by withdrawing the main locking lever 21. The conductive plate 22 becomes thicker gradually from the bottom to the top, and the conductive plate 22 is conveniently inserted between the external lead 5 and the fixed lead 11 during installation.

While the present invention has been described in detail with reference to the embodiments shown in the drawings, the present invention is not limited to the embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims

1. A soft switch power supply comprises a soft switch body (1), a fixing box (3) and a box cover (2), wherein the box cover (2) is connected to the fixing box (3) in a clamping mode through limiting rods (23) on two sides of the fixing box (3), a jacking spring and a main locking rod (21) are arranged on the inner surface of the box cover (2), a secondary locking rod (32) is arranged in the fixing box (3), and a fixed lead (11) extending out of one side of the soft switch body (1) and an external lead (5) are locked and communicated with the secondary locking rod (32) through the main locking rod (21); the method is characterized in that: the fixing box is characterized by further comprising a fastening component (4), wherein a group of fastening components (4) are arranged on two sides of the fixing box (3) respectively to fasten an external lead (5) and a fixed lead (11) respectively.

2. A soft-switching power supply as claimed in claim 1, wherein: the fastening assembly (4) comprises a containing pipe (41) and a locking screw rod (42), one end of the containing pipe (41) is connected to the side face of the fixing box (3) and communicated with the inside of the fixing box (3), and the locking screw rod (42) is arranged on the pipe body of the containing pipe (41) to fasten an external lead (5) or a fixing lead (11) passing through the containing pipe (41).

3. A soft-switching power supply as claimed in claim 2, wherein: the accommodating pipe (41) is a round pipe or a square pipe, and a spiral part for connecting the locking screw rod (42) is arranged at the joint of the accommodating pipe (41) and the locking screw rod (42).

4. A soft-switched power supply as claimed in claim 1 or 2, wherein: still be provided with in fixed box (3) and communicate box (31), communicate box (31) are seted up and are held line hole that pipe (41) corresponds and the through-hole that corresponds with main locking lever (21), secondary locking lever (32) set up in communicate box (31).

5. A soft-switching power supply as claimed in claim 4, wherein: the connecting end of the accommodating tube (41) and the fixed box (3) extends into the fixed box (3) and is connected to the outer side surface of the wire hole of the communicating box (31).

6. A soft-switching power supply as claimed in claim 4, wherein: the aperture of the wire hole is equal to the outer diameter of a wire core of an external lead (5) or a fixed lead (11).

7. A soft-switching power supply as claimed in claim 4, wherein: the inner diameter of the accommodating tube (41) is equal to the outer diameter of the external lead (5) or the fixed lead (11).

8. A soft-switching power supply as claimed in claim 1, wherein: limiting hole outer side chamfers corresponding to the limiting rods (23) on the box cover (2) form horn-shaped limiting holes, and the outer end face of each limiting rod (23) does not exceed the outer side face of each limiting hole.

9. A soft-switching power supply as claimed in claim 1, wherein: the lower end of the main locking rod (21) and the upper end of the secondary locking rod (32) are respectively provided with a semicircular tubular conducting strip, the inner diameter of the conducting strip at the lower end of the main locking rod (21) is not larger than the outer diameter of a wire core of an external lead (5) or a fixed lead (11), and the inner diameter of the conducting strip at the upper end of the secondary locking rod (32) is not smaller than the outer diameter of the wire core of the external lead (5) or the fixed lead (11).

10. A soft-switching power supply as claimed in claim 9, wherein: the middle part of the inner side of the lower end conducting strip of the main locking rod (21) is connected with a conducting plate (22), and butt joint ends of the external lead (5) and the fixed lead (11) are respectively abutted against two sides of the conducting plate (22).