CN216252174U

CN216252174U - Plug-in surge protector

Info

Publication number: CN216252174U
Application number: CN202121183732.0U
Authority: CN
Inventors: 高天安; 曹安平; 张祥贵; 李天木; 夏焕
Original assignee: Xiamen Set Electronics Co Ltd
Current assignee: Xiamen Set Electronics Co Ltd
Priority date: 2021-05-28
Filing date: 2021-05-28
Publication date: 2022-04-08
Anticipated expiration: 2031-05-28
Also published as: WO2022247389A1

Abstract

The utility model relates to an insertion type surge protector, which comprises a shell, a surge protection module and a shaft handle piece, wherein the shell is provided with a plurality of surge protection modules; the surge protection module is arranged in the shell, and the shell is provided with a clamping hole; the shaft handle piece is rotatably arranged at the shell through a rotating shaft, and is provided with a pressing part and a raised buckling part; the buckling part protrudes from the buckling hole, so that the shell is clamped at a preset position; after the pressing part is pressed, the clamping part is driven to retract into the shell from the clamping hole, and then the shell is unlocked. The surge protector is provided with the buckling hole and the shaft handle piece, and after the protector is inserted into equipment, the buckling part clamps the shell in the equipment, so that the equipment is prevented from loosening and falling off; when the protector will be pulled out, the pressing part is pressed to drive the buckling part to retract into the shell from the buckling hole, so that unlocking of the protector is completed, and the protector is simple and convenient.

Description

Plug-in surge protector

Technical Field

The utility model relates to the technical field of surge protectors, in particular to an insertion type surge protector.

Background

Surge protectors, also called lightning protectors, can conduct and shunt in a very short time when spike current or voltage is suddenly generated in an electric circuit or a communication line due to external interference, thereby avoiding damage of surge to other equipment in the circuit. The plug-in surge protector is generally inserted into an insertion hole of equipment, and then is connected into a loop, so that the surge protector can perform surge protection. The existing surge protector is not provided with a locking part, and after the existing surge protector is inserted into equipment, the phenomenon that the existing surge protector falls off after being loosened is easy to occur, so that the protector can not protect the equipment after falling off easily, the equipment is damaged by instant heavy current or large voltage, and the existing surge protector is also easily damaged by impact after falling off.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is necessary to provide an insertion type surge protector for solving the problem that the conventional insertion type surge protector is easy to loosen and fall off.

A plug-in surge protector comprising: the surge protection module comprises a shell, a surge protection module and a shaft handle piece; the surge protection module is arranged in the shell, and a clamping hole is formed in the shell; the shaft handle piece is rotatably arranged at the shell through a rotating shaft, and a pressing part and a raised buckling part are arranged on the shaft handle piece; the buckling part protrudes from the buckling hole, so that the shell is clamped at a preset position; after the pressing portion is pressed, the buckling portion is driven to retract into the shell from the buckling hole, and then the shell is unlocked.

Wherein, furthermore, the shell is provided with a wiring terminal hole; the wiring end of the surge protection module is arranged at the wiring end hole, and the surge protection module performs anti-surge protection on a loop accessed by the wiring end.

Wherein, for convenient prying move the shaft handle spare for it is more laborsaving to press the clamp plate to press, buckle portion set up in the first end of shaft handle spare, press the splenium set up in the second end of shaft handle spare, be equipped with the through-hole between the first end of shaft handle spare and the second end, the axis of rotation passes the through-hole with the shaft handle portion rotationally set up in the shell.

In order to enable the pressing part to automatically rebound, the clamping part can automatically clamp the plug-in surge protector in an equipment socket, and the plug-in surge protector further comprises a reset elastic piece which is connected with the mandrel piece; after the pressing part is pressed, the reset elastic piece provides reset resilience force for the pressing part.

Wherein for the elasticity spare that resets has high fatigue limit, ensures that it has sufficient plasticity and toughness, the elasticity spare that resets is the torsional spring, the torsional spring is fixed in the axis of rotation, the one end butt of torsional spring in on the buckle portion, the other end butt of torsional spring in press the splenium, press the splenium pressed the back, the torsional spring does press the splenium to provide the resilience force that resets.

The reset elastic piece is a spring, and the spring is connected with the shaft handle piece; after the pressing part is pressed, the spring provides reset resilience force for the pressing part.

Furthermore, the spring is a tension spring, and two ends of the tension spring are fixedly connected with the pressing part and the shell respectively; the splenium is pressed the back, the extension spring is stretched the back and is for the splenium provides the resilience force that resets.

Furthermore, the spring is a pressure spring, and two ends of the pressure spring are respectively abutted against the pressing part and the shell; after the pressing part is pressed, the pressure spring is extruded to provide reset resilience force for the pressing part.

Wherein, in order to hold this bayonet surge protector, be convenient for its plug, the front end of shell is equipped with the plug handle, be equipped with the activity hole on the plug handle, press splenium movably set up in activity hole department.

The plug-in surge protector is convenient to be connected to the positive electrode and the negative electrode of the loop and to exchange signals in time, and the wiring end hole is formed in the rear end of the shell; the wiring end hole is arranged at the rear end of the shell; the wiring terminal comprises an electrode terminal connected with the electrode connecting wire and a signal terminal connected with the signal connecting wire.

Wherein, in order to look over the state of surge protection module when inserting equipment for the convenience, the front end of shell is equipped with the window of looking over that transparent material made, be equipped with the instruction portion that is used for showing surge protection module state on the surge protection module, look over window department and can look over instruction portion.

According to the surge protector, the buckle hole is added on the shell of the surge protector, the shaft handle piece capable of rotating around the rotating shaft is arranged, and after the protector is inserted into equipment, the shell is clamped in the equipment through the buckle part, so that the equipment is prevented from loosening and falling off, the equipment is protected from being protected by the protector at any time, and the protector is prevented from being damaged by accidental falling off; when the protector will be pulled out, the pressing part is pressed to drive the buckling part to retract into the shell from the buckling hole, so that unlocking of the protector is completed, and the protector is simple and convenient.

Drawings

Fig. 1 is an overall schematic view of an embodiment of the plug-in surge protector according to the present invention after being plugged into an interface;

fig. 2 is a circuit schematic of an embodiment of the plug-in surge protector of the present invention;

fig. 3 is an overall schematic view of an embodiment of the plug-in surge protector of the present invention;

FIG. 4 is a schematic view of the internal structure of FIG. 3;

FIG. 5 is a schematic structural view of the bottom bracket handle member of FIG. 3;

fig. 6 is a schematic structural diagram of the middle surge protection module of fig. 3;

fig. 7 is a schematic view of the internal structure of a first embodiment of the plug-in surge protector of the present invention;

fig. 8 is a schematic view of the internal structure of a second embodiment of the plug-in surge protector of the present invention;

fig. 9 is a schematic view of the internal structure of a third embodiment of the plug-in surge protector of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a housing; 11. a snap-in hole; 12. looking at the window; 13. plugging and unplugging a handle; 14. a terminal hole; 2. a surge protection module; 21. an indicating section; 22. a signal terminal; 23. a V + terminal; 24. a V-terminal; 25. PE end; 3. a shank member; 31. a fastening part; 32. a pressing part; 33. a rotating shaft; 4. a torsion spring; 5. a tension spring; 6. and (5) pressing a spring.

Detailed Description

In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. It is apparent that the specific details set forth in the following description are merely exemplary of the utility model, which can be practiced in many other embodiments that depart from the specific details disclosed herein. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without any inventive step, are within the scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.

In one embodiment, referring to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, an insertion surge protector includes: the surge protection device comprises a shell 1, a surge protection module 2 and a mandrel piece 3; the surge protection module 2 is arranged in the shell 1, and the shell 1 is provided with a buckling hole 11; the shaft handle piece 3 is rotatably arranged at the shell 1 through a rotating shaft 33, and the pressing part 32 and the raised buckling part 31 are arranged on the shaft handle piece 3; the buckling part 31 protrudes from the buckling hole 11, so that the shell 1 is clamped at a preset position; when the pressing portion 32 is pressed, the locking portion 31 is retracted into the housing 1 from the locking hole 11, and the housing 1 is unlocked.

According to the surge protector, the clamping hole 11 is added on the shell 1 of the surge protector, the shaft handle piece 3 capable of rotating around the rotating shaft 33 is arranged, and after the protector is inserted into equipment, the clamping part 31 clamps the shell 1 in the equipment, so that the equipment is prevented from loosening and falling off, the equipment is protected from being protected by the protector at any time, and the protector is prevented from being damaged by accidental falling off; when the protector is to be pulled out, the pressing part 32 is pressed to drive the buckling part 31 to retract into the shell 1 from the buckling hole 11, so that the protector is unlocked simply and conveniently.

In an embodiment of the present invention, the housing 1 is provided with a terminal hole 14; the wiring end of the surge protection module 2 is arranged at the wiring end hole 14, and the surge protection module 2 performs anti-surge protection on a loop accessed by the wiring end.

It should be noted that, in the present embodiment, the surge protection module 2 is implemented by an on-board surge protector device as described in patent document with publication number CN 212277919U. Of course, the surge protection module may also be implemented by other structures and types, which are not described as limitations in this embodiment.

On the basis of this embodiment, for convenient prying arbor spare 3 for press the pressing plate to press more laborsavingly, buckling part 31 sets up in the first end of arbor spare 3, presses splenium 32 to set up in the second end of arbor spare 3, is equipped with the through-hole between the first end of arbor spare 3 and the second end, and axis of rotation 33 passes the through-hole and rotationally sets up the arbor spare in shell 1. The shaft member 3 may also be pivotally connected within the housing 1 in other ways, such as by being sandwiched between upper and lower fulcrums, the form of which is not described as limiting in the present embodiment.

Further, in order to enable the pressing portion 32 to automatically rebound, the buckling portion 31 can automatically clamp the plug-in surge protector in the equipment socket, and the plug-in surge protector further comprises a reset elastic piece which is connected with the shaft handle piece 3; after the pressing portion 32 is pressed, the reset elastic member provides reset resilience for the pressing portion 32.

Referring to fig. 7, in the first embodiment, in order to enable the elastic return member to have a high fatigue limit and ensure sufficient plasticity and toughness, the elastic return member is a torsion spring 4, the torsion spring 4 is fixed on the rotating shaft 33, one end of the torsion spring 4 abuts against the buckling portion 31, the other end of the torsion spring 4 abuts against the pressing portion 32, and after the pressing portion 32 is pressed, the torsion spring 4 provides a return force for the pressing portion 32.

Referring to fig. 8, in the second embodiment, the spring is a tension spring 5, and two ends of the tension spring 5 are fixedly connected with the pressing portion 32 and the housing 1 respectively; after the pressing portion 32 is pressed, the tension spring 5 is stretched to provide a return resilience force to the pressing portion 32.

Referring to fig. 9, in the third embodiment, the spring is a compression spring 6, and both ends of the compression spring 6 respectively abut against the pressing portion 32 and the housing 1; after the pressing portion 32 is pressed, the pressing spring 6 is pressed to provide a return resilience force for the pressing portion 32.

On the basis of this embodiment, further, in order to hold this bayonet surge protector, its plug of being convenient for, the front end of shell 1 is equipped with plug handle 13, is equipped with the activity hole on the plug handle 13, presses splenium 32 movably to set up in activity hole department. Of course, the plug-in surge protector can be used as a handle through the front end of the leakage without arranging the plug-in handle 13; or the position of the plugging handle 13 may be other positions, and the form is not limited in this embodiment, and only may be used as a handle.

It is understood that the front end and the rear end of the housing are opposite ends in the present embodiment, the plugging handle 13 is disposed at the front end of the housing, and the terminal hole 14 is disposed at the rear end of the housing.

Referring to fig. 1, 2 and 3, in order to facilitate the insertion of the plug-in surge protector into the positive and negative poles of the circuit and to facilitate the plug-in surge protector to exchange signals in time, a terminal hole 14 is provided at the rear end of the housing 1; the terminal hole 14 is provided at the rear end of the housing 1; the terminals include electrode terminals connected to the electrode connection lines and signal terminals 22 connected to the signal connection lines. In this embodiment, the receiving end includes a signal terminal 22, a V + end 23, a V-end 24, and a PE end 25, and of course, the terminals may be changed according to the needs of the device, and are not limited to the description in this embodiment.

Referring to fig. 6, in order to facilitate checking the state of the surge protection module 2 when the device is inserted, the real-time situation is grasped in time. The front end of shell 1 is equipped with viewing window 12 that transparent material made, is equipped with the instruction portion 21 that is used for showing the state of surge protection module 2 on the surge protection module 2, and instruction portion 21 can be looked over in viewing window 12 department.

The utility model can effectively avoid the protector from falling off, protect the equipment and also protect the protector; meanwhile, a plurality of ports are arranged, the interface connection of the equipment is clamped, and the equipment is added with an observation window 12, so that the equipment dynamics can be mastered in real time.

The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above examples only show some embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the utility model. It should be noted that, for those skilled in the art, various changes, substitutions and alterations can be made without departing from the spirit and scope of the utility model. Therefore, the protection scope of the present invention should be subject to the claims.

Claims

1. An insertion surge protector, comprising: the surge protection module comprises a shell, a surge protection module and a shaft handle piece; the surge protection module is arranged in the shell, and a clamping hole is formed in the shell; the shaft handle piece is rotatably arranged at the shell through a rotating shaft, and a pressing part and a raised buckling part are arranged on the shaft handle piece; the buckling part protrudes from the buckling hole, so that the shell is clamped at a preset position; after the pressing portion is pressed, the buckling portion is driven to retract into the shell from the buckling hole, and then the shell is unlocked.

2. The plug-in surge protector of claim 1, wherein the housing has terminal holes; the wiring end of the surge protection module is arranged at the wiring end hole, and the surge protection module performs anti-surge protection on a loop accessed by the wiring end.

3. The plug-in surge protector according to claim 1 or 2, wherein the fastening portion is provided at a first end of the shank member, the pressing portion is provided at a second end of the shank member, a through hole is provided between the first end and the second end of the shank member, and the shaft passes through the through hole to rotatably provide the shank portion in the housing.

4. The plug-in surge protector of claim 3, further comprising a return spring coupled to the mandrel member; after the pressing part is pressed, the reset elastic piece provides reset resilience force for the pressing part.

5. The insertion type surge protector according to claim 4, wherein the return elastic member is a torsion spring, the torsion spring is fixed on the rotating shaft, one end of the torsion spring abuts against the buckling portion, the other end of the torsion spring abuts against the pressing portion, and after the pressing portion is pressed, the torsion spring provides return force for the pressing portion.

6. The insertion surge protector of claim 4, wherein the return spring member is a spring, the spring being coupled to the mandrel member; after the pressing part is pressed, the spring provides reset resilience force for the pressing part.

7. The insertion surge protector of claim 6, wherein the spring is a tension spring, and two ends of the tension spring are respectively fixedly connected with the pressing part and the housing; the splenium is pressed the back, the extension spring is stretched the back and is for the splenium provides the resilience force that resets.

8. The insertion-type surge protector of claim 6, wherein the spring is a compression spring, and two ends of the compression spring are respectively abutted against the pressing part and the housing; after the pressing part is pressed, the pressure spring is extruded to provide reset resilience force for the pressing part.

9. The plug-in surge protector according to claim 1 or 2, wherein a plug-in handle is provided at the front end of the housing, a movable hole is provided on the plug-in handle, and the pressing part is movably provided at the movable hole; the wiring end hole is arranged at the rear end of the shell; the wiring terminal comprises an electrode terminal connected with the electrode connecting wire and a signal terminal connected with the signal connecting wire.

10. The plug-in surge protector of claim 1, wherein the front end of the housing is provided with a viewing window made of transparent material, the surge protection module is provided with an indicating part for displaying the state of the surge protection module, and the indicating part can be viewed at the viewing window.