CN209844536U - Leakage protector - Google Patents

Abstract

The utility model discloses a leakage protector, which comprises a leakage protector body and a cladding device, wherein the cladding device comprises an insulating sliding plate and a spring, the insulating sliding plate consists of a cover plate and an L-shaped side plate, a wrapping groove is arranged on the cover plate, sliding grooves are arranged on the front view surface and the back view surface of the top and the bottom of the leakage protector body, a propping seat is arranged in the sliding grooves, a horizontal plate of the L-shaped side plate is slidably clamped in the sliding grooves, and the spring is horizontally placed in the sliding grooves; after cable access wiring mouth, two insulating slides of every wiring mouth department can be under the spring action that corresponds the side spring, respectively towards the entrance slip, and after reseing, make two parcel grooves mutually support the cable parcel that will insert wiring mouth, and then realize carrying out the function of parcel with the exposed copper core of cable access end, the cable access department of having avoided traditional earth-leakage protector has the exposed problem of copper core, the potential safety hazard problem of electrocution that traditional earth-leakage protector exists has been solved, the security that the earth-leakage protector body used has been improved.

Description

Leakage protector

Technical Field

The utility model relates to a power equipment technical field, concretely relates to earth-leakage protector.

Background

Since the popularization and the use of electric power, the life of people is greatly improved, and a lot of convenience is brought to people. However, the damage to people is brought when the electric energy is used, wherein electric shock is the most likely accident in the use process of the electric energy. Therefore, the leakage protector is applied to the field, and safety guarantee is brought to electricity utilization of people.

However, the existing leakage protector has the following defects: (1) because earth-leakage protector need insert the electric wire, traditional mounting means need peel off the insulating layer of electric wire incoming end, and this kind of mode is after the electric wire inserts, and the copper core of electric wire exposes outside very easily, has great potential safety hazard when using. In the installation of reality, the staff can be through the copper core parcel that insulating tape will expose, however, insulating tape after long-time, can have the problem that drops, so, this mode also can't guarantee earth-leakage protector's safety in utilization constantly.

SUMMERY OF THE UTILITY MODEL

The problem that has the potential safety hazard when using in order to solve current earth-leakage protector's electric wire incoming end can expose that the copper core leads to, the utility model aims to provide a can carry out the cladding with the cable incoming end, guarantee safe in utilization's earth-leakage protector.

The utility model discloses the technical scheme who adopts does:

a leakage protector comprises a leakage protector body, wherein the top surface and the bottom surface of the leakage protector body are provided with a plurality of wiring ports, and the leakage protector also comprises a cladding device for wrapping cable joints;

the cladding device comprises an insulating sliding plate and a spring, wherein the insulating sliding plate is formed by integrally molding a cover plate and two L-shaped side plates which are respectively positioned at two sides of the cover plate and are oppositely arranged;

sliding grooves in the horizontal direction are respectively formed in the front view surface and the back view surface of the top and the bottom of the leakage protector body, abutting seats are arranged in the sliding grooves, the horizontal plate of the L-shaped side plate is clamped in the sliding grooves in a sliding mode, and the spring is horizontally placed in the sliding grooves;

the wire connecting structure comprises a cover plate, a wire connecting port, a cover plate, a spring, a pressing seat, a spring support seat, a spring fixing seat and a pressing seat, wherein the cover plate is provided with a cover plate;

the two insulation sliding plates slide relatively in the sliding grooves under the action of the elastic force of the springs, and the two wrapping grooves are matched to wrap the cable inserted into the wiring port after the two insulation sliding plates are reset.

Preferably, a clamping groove is formed in the side face, away from the wrapping groove, of the cover plate, a fixed rod is connected to the inside of the clamping groove through an inserting fitting piece, the fixed rod is vertically arranged, and the fixed rod can move up and down in the clamping groove through the inserting fitting piece;

the top surface and the bottom surface of the leakage protector body are provided with fixing grooves matched with the fixing rods, and the fixing rods are inserted into the fixing grooves to fix the insulating sliding plate on the top surface and/or the bottom surface of the leakage protector body.

Specifically, the insertion fitting piece is a cross rod, two side walls of the clamping groove are respectively provided with a first through hole and a second through hole, and the first through hole and the second through hole are identical in size and are in one-to-one correspondence in position;

and a third through hole with the same size as the first through hole is formed in the side face of the fixed rod, and the fixed rod is fixed in the clamping groove after the cross rod sequentially penetrates through the first through hole, the third through hole and the second through hole.

Specifically, the third through hole sets gradually from last to bottom the side of dead lever, and is equipped with 4 at least equidistant ground.

Specifically, the number of the first through holes is between 2 and 4.

Preferably, the wrapping groove is a semi-cylindrical groove body, and the inner diameter of the wrapping groove is smaller than or equal to the diameter of the cable inserted into the wiring port.

Preferably, the insulating sliding plate is made of rubber, glass or ceramic.

The leakage protector comprises a shell, wherein the leakage protector body is fixed in the shell, a liftable transparent protective cover is arranged on the shell, and a cable inlet is formed in the bottom of the shell.

Preferably, the side wall of the shell is provided with a cable placing groove, one side of the cable placing groove is provided with a clamping plate capable of being turned, the clamping end of the clamping plate is provided with a protrusion, the other side of the cable placing groove is provided with a groove matched with the protrusion, and the clamping plate is buckled on the surface of the cable placing groove through the mutual matching of the protrusion and the groove.

The utility model has the advantages that:

(1) the utility model relates to a leakage protector, the utility model discloses a set up the spout on the face of looking at the face just and the face of looking at the back of the body of leakage protector body top and bottom, set up two relative insulating slides in every wiring department, wherein, all opened the parcel groove on the apron of every insulating slide, the horizontal plate sliding card of L type curb plate is in the spout, and every insulating slide all corresponds a spring and one supports tight seat to the horizontal direction terminal surface of keeping away from the wiring mouth with the spring setting at L type curb plate with correspond the side and support between tight seat, and the spring is in compression state all the time. Through the design, because the spring is in compression state all the time, so, after the cable inserts the wiring mouth, two insulating slide boards of every wiring mouth department are under the elasticity promotion that corresponds the spring, slide towards the wiring mouth respectively to after reseing, make two parcel grooves mutually support the cable of parcel insertion wiring mouth, be about to like this that the exposed copper core of cable incoming end has wrapped up, avoid the user to miss when using and touch naked copper core and cause the electric shock accident, improved earth-leakage protector's safety in utilization.

(2) The utility model discloses still set up the draw-in groove on every apron deviates from the side in parcel groove, set up the first through-hole and the second through-hole that the size is the same and the position corresponds respectively on the both sides wall of draw-in groove, set up the third through-hole the same with first through-hole size in the side of dead lever to use the horizontal pole to pass in proper order after first through-hole, third through-hole and the second through-hole fix the dead lever in the draw-in groove, set up the fixed slot simultaneously at earth-leakage protector's top surface and bottom surface. When the cable is required to be connected, the cross rod can be pulled out from the clamping groove and the fixed rod, the fixed rod moves downwards to the fixed groove, and then the cross rod sequentially penetrates through the first through hole, the third through hole and the second through hole to enable the fixed rod to be fixed. Through the design, when carrying out the access of cable, can fix insulating cover plate, avoid insulating cover plate to reset, influence the installation of cable and insert, improved the simple operation nature when earth-leakage protector body cable inserts.

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 these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of the leakage protector body provided by the present invention.

Fig. 2 is a schematic structural diagram of an insulation sliding plate provided by the present invention.

Fig. 3 is an enlarged schematic view of a structure at a in fig. 1.

Fig. 4 is a schematic diagram of the method at B in fig. 1.

Fig. 5 is a schematic view of the mounting structure of the casing and the leakage protector body provided by the present invention.

Fig. 6 is a schematic structural diagram of the housing provided by the present invention.

In the above figures, 10-leakage protector body; 11-a wiring port; 20-a cladding device; 21-an insulating sliding plate; 22-a spring; 21 a-a cover plate; 21 b-L-shaped side plates; 21 c-a wrapping slot; 12-a chute; 12 a-a holding seat; 21 d-card slot; 21 e-a fixing bar; 13-a fixed groove; 30-a cross bar; 21f — a first via; 21 g-a second via; 21 h-third via; 40-a housing; 41-transparent protective cover; 42-cable entry; 43-cable placement grooves; 44-a clamping plate; 45-groove.

Detailed Description

The invention will be further elucidated with reference to the embodiments described hereinafter. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto.

Example one

As shown in fig. 1 to 6, the earth-leakage protector provided in this embodiment includes an earth-leakage protector body 10, the top surface and the bottom surface of the earth-leakage protector body 10 are both provided with a plurality of wiring ports 11, and further includes a covering device 20 for covering a cable joint.

The cladding device 20 comprises an insulating sliding plate 21 and a spring 22, wherein the insulating sliding plate 21 is formed by integrally molding a cover plate 21a and two opposite L-shaped side plates 21b which are respectively located at two sides of the cover plate 21a, the cover plate 21a is located at the top surface and/or the bottom surface of the earth leakage protector body 10, a wrapping groove 21c is formed in the side surface of the cover plate 21a in the sliding direction, and the vertical plates of the L-shaped side plates 21b are respectively fixedly connected with the corresponding side ends of the cover plate 21 a.

The front-view surface and the back-view surface at the top and the bottom of the leakage protector body 10 are respectively provided with a sliding groove 12 in the horizontal direction, a propping seat 12a is arranged in the sliding groove 12, a horizontal plate of the L-shaped side plate 21b is clamped in the sliding groove 12, and the spring 22 is horizontally arranged in the sliding groove 12.

To every wiring mouth 11, be provided with two relative insulating slide 21, parcel groove 21c sets up on the apron 21a and towards on the side of wiring mouth 11, just keep away from on the L type curb plate 21b the one end of fixed connection spring 22 on the horizontal direction terminal surface of wiring mouth 11, the horizontal direction terminal surface of seat 12a is supported in the other end fixed connection of this spring 22, just spring 22 is in compression state all the time.

The two insulation sliding plates 21 slide relatively in the sliding grooves 12 under the action of the elastic force of the springs 22, and the two wrapping grooves 21c are matched to wrap the cable inserted into the wiring port 11 after the two insulation sliding plates are reset.

As shown in fig. 1 to 4, the following describes specific structures of the earth leakage protector body 10 and the covering device 20:

the leakage protector body 10 is used as a safety protection device for electricity consumption, is used for protecting the electric shock of a human body with fatal danger when the equipment has leakage faults, has the functions of overload and short circuit protection, and improves the electricity consumption safety.

The wiring port 11 is used for connecting a cable, and the leakage protector body 10 is connected with a circuit, so that the leakage protector body 10 works normally, and the functions of overload protection and short-circuit protection are achieved.

The cladding device 20 is used for cladding the cable inserted into the wiring port 11, so that the copper core at the cable access end is prevented from being exposed when the cable is accessed, and the electric shock accident caused by mistakenly touching the copper core when a user uses the electric leakage protector body 10 is avoided.

As shown in fig. 2, fig. 3 and fig. 4, the insulating sliding plate 21 is used for coating each wire connection port 11, in the utility model, each wire connection port 11 corresponds to two insulating sliding plates 21, wherein, two insulating sliding plates 21 are respectively arranged on the left and right sides of the wire connection port 11 relatively, i.e. as shown in fig. 1, and each insulating sliding plate 21 corresponds to a spring 22 and a abutting seat 12a, i.e. as shown in fig. 3 and fig. 4. As shown in fig. 2, each of the insulating sliding plates 21 is formed by integrally molding a cover plate 21a and two L-shaped side plates 21b, and a wrapping groove 21c is provided on a side surface of the cover plate 21 facing the wire connection port 11, as shown in fig. 1.

The top and bottom front and back surfaces of the leakage protector body 10 are respectively provided with a sliding groove 12, wherein the spring 22 is horizontally placed in the sliding groove 12, and the horizontal plate of the L-shaped side plate 21b is slidably clamped in the sliding groove 12. As shown in fig. 3 and 4, a spring 22a is disposed between the horizontal end face of the L-shaped side plate 21b away from the wire connection port 11 and the abutting seat 12a on the corresponding side, and the spring 22 is always in a compressed state.

Through the design, after the cable is connected into the wiring port 11, the two insulating sliding plates 21 at each wiring port 11 can respectively slide towards the wiring port 11 under the action of the elastic force of the corresponding side springs 22, and after the cable is reset, the two wrapping grooves 21c are mutually matched to wrap the cable inserted into the wiring port 11. And then realize carrying out the function of parcel with the exposed copper core of cable access end, avoided traditional earth-leakage protector's cable access department to have the exposed problem of copper core, solved the potential safety hazard problem of electrocution that traditional earth-leakage protector exists, improved the security that earth-leakage protector body 10 used.

Optimized, the apron 21a deviates from be equipped with draw-in groove 21d on the side in parcel groove 21c, be connected with dead lever 21e through the grafting fitting piece in the draw-in groove 21d, the vertical setting of dead lever 21e, and the accessible the grafting fitting piece is in draw-in groove 21d reciprocates.

The top surface and the bottom surface of the earth leakage protector body 10 are provided with fixing grooves 13 matched with the fixing rods 21e, and after the fixing rods 21e are inserted into the fixing grooves 13, the insulating sliding plate 21 is fixed on the top surface and/or the bottom surface of the earth leakage protector body 10.

As shown in fig. 4, a slot 21d is disposed on the cover plate 21a, wherein a fixing rod 21e is connected to the slot 21d through a mating plug, the fixing rod 21e can move up and down in the slot 21d through the mating plug, and fixing slots 13 adapted to the fixing rod 21e are disposed on both the top surface and the bottom surface of the earth leakage protector body 10. I.e., one fixing groove 13 for each fixing rod 21 e.

Through the above design, when earth leakage protector 10 needs the electric connection cable, can move dead lever 21e down to move down to in the fixed slot 13, then fix through the grafting fitting piece, can realize insulating slide 21's fixed like this, avoid insulating slide 21 to reset, shelter from inlet 11, influence the installation of cable, great improvement the convenience when earth leakage protector body 10 cable installation.

Specifically, the inserting fitting piece is a cross rod 30, a first through hole 21f and a second through hole 21g are respectively formed in two side walls of the clamping groove 21d, and the first through hole 21f corresponds to the second through hole 21g in a one-to-one mode in the same size and in the same position.

A third through hole 21h with the same size as the first through hole 21f is formed in the side face of the fixing rod 21e, and the fixing rod 21e is fixed in the clamping groove 21d after the cross rod 30 sequentially penetrates through the first through hole 21f, the third through hole 21h and the second through hole 21 g.

As shown in fig. 2 and 4, the following describes the connection structure of the mating plug-in member with the card slot 21d and the fixing rod 21 e:

the inserting fitting piece is a cross rod 30, a first through hole 21f and a second through hole 21g are respectively formed in two side walls of the clamping groove 21d, and a third through hole 21h with the same size as the first through hole 21f is formed in the side face of the fixed rod 21 e. Therefore, after the cross rod 30 directly passes through the first through hole 21f, the third through hole 21h and the second through hole 21g in sequence, the fixing rod 30 can be fixed in the clamping groove 21 d.

Similarly, when the insulating sliding plate 21 needs to be fixed, the cross rod 30 is directly pulled out of the first through hole 21f, the second through hole 21g and the third through hole 21h, so that the fixing of the fixing rod 21e can be released, the fixing rod 21e can be moved downwards into the fixing groove 13, after the fixing rod is inserted, the cross rod 30 sequentially penetrates through the first through hole 21f, the third through hole 21h and the second through hole 21g, the fixing of the fixing rod 21e is realized, and the fixing of the insulating sliding plate 21 is finally realized.

Specifically, the third through holes 21h are sequentially arranged on the side surface of the fixing rod 21e from top to bottom, and are at least provided with 4 through holes at equal intervals.

Specifically, the number of the first through holes 21f is between 2 and 4.

The reason why the third through holes 21h are provided in plurality by the above design is: the fixing device is used for better adjusting the downward moving distance of the fixing rod 21e and preventing the fixing slide plate 21 from being unstable due to the fact that the length of the fixing rod 21e inserted into the fixing groove 13 is too short. The plurality of first through holes 21f are also provided to improve the fixing firmness of the fixing rod 21e, so as to ensure that the fixing rod 21e is firmly fixed in the clamping groove 21 d.

Specifically, the wrapping groove 21c is a semi-cylindrical groove body, and the inner diameter of the wrapping groove is smaller than or equal to the diameter of the cable inserted into the wire connection port 11. Through the design, the semi-cylindrical groove body of the wrapping groove 21c is arranged to ensure a better wrapping effect, and when the two insulating sliding plates 21 reset, the two wrapping grooves 21c are folded into a cylindrical groove to wrap the cable inserted into the wire inlet 11. Meanwhile, the inner diameter of the wrapping groove 21c is smaller than or equal to the diameter of the cable inserted into the wiring port 11, so that the wrapping groove 21c can be guaranteed to tightly wrap the cable, and the cable wrapping effect is improved.

In this embodiment, for example, a rubber layer is disposed on the inner wall surface of the wrapping groove 21c, so that on one hand, the wrapping groove 21 can be in closer contact with the cable, the wrapping effect is improved, and on the other hand, the cable can be prevented from being damaged due to extrusion in the wrapping process.

Preferably, the insulating sliding plate 21 is made of rubber, glass or ceramic. Through the design, different materials can be selected according to different use conditions.

Preferably, the leakage protector further comprises a shell 40, the leakage protector body 10 is fixed in the shell 40, a transparent protective cover 41 capable of being opened is arranged on the shell 40, and a cable inlet 42 is arranged at the bottom of the shell 40.

As shown in fig. 5, the cable inlet 42 serves as an inlet for the electrical cable into the housing 40. The protective housing of earth-leakage protector body 10 can be regarded as to shell 40, and cooperatees with transparent visor 41 and prevents that dust, steam from getting into earth-leakage protector body 10, improves earth-leakage protector body 10's life, and in addition, transparent visor 41 can also be convenient for the user to observe the behavior of earth-leakage protector body 10, even if whether the observation earth-leakage protector 10 takes place to trip, improves the convenience of using.

Preferably, the side wall of the housing 40 is provided with a cable placing groove 43, one side of the cable placing groove 43 is provided with a clamping plate 44 capable of being turned over, a protrusion is arranged at the clamping end of the clamping plate 44, the other side of the cable placing groove 43 is provided with a groove 45 matched with the protrusion, and the clamping plate 44 is buckled on the surface of the cable placing groove 43 through the mutual matching of the protrusion and the groove 45.

As shown in fig. 6, the cable placing groove 43 is convenient for collecting the electric wires in the casing 40, and when the electric wires need to be inserted into the wiring port 11 on the top surface of the earth leakage protector body 10, the electric wires in the casing 40 can be placed in the cable placing groove 43, and the electric wires are fastened by the groove 45 and the protrusion on the latch 44, and are collected in the cable placing groove 43. Through the design, when earth-leakage protector body 10 need insert more electric wire, can improve the management of electric wire in the shell 40, the electric wire that not only can be convenient for manage and insert can also prevent that the electric wire from placing in disorder, avoids earth-leakage protector body 10 potential safety hazard to appear.

To sum up, the utility model provides a earth-leakage protector has following technological effect:

(1) after the cable is connected to the wire connection port 11, the two insulation sliding plates 21 at each wire connection port 11 can slide towards the wire inlet 11 under the elastic force of the corresponding side springs 22, and after the cable is reset, the two wrapping grooves 21c are matched with each other to wrap the cable inserted into the wire connection port 11. And then realize carrying out the function of parcel with the exposed copper core of cable access end, avoided traditional earth-leakage protector's cable access department to have the exposed problem of copper core, solved the potential safety hazard problem of electrocution that traditional earth-leakage protector exists, improved the security that earth-leakage protector body 10 used.

(2) The utility model discloses still be provided with draw-in groove 21d, set up the first through-hole 21f and the second through-hole 21g that the size is the same and the position corresponds on draw-in groove 21 d's both sides wall respectively, set up the third through-hole 21h the same with first through-hole 21f size in the side of dead lever 21e, and use horizontal pole 30 to pass first through-hole 21f in proper order, fix dead lever 21e in draw-in groove 21d behind third through-hole 21h and the second through-hole 21g, set up fixed slot 13 simultaneously at earth-leakage protector body 10's top surface and bottom surface. When the cable needs to be accessed, the cross rod 30 can be pulled out from the clamping groove 21d and the fixing rod 21e, so that the fixing rod 21e moves downwards to the fixing groove 13, and then the cross rod 30 sequentially penetrates through the first through hole 21f, the third through hole 21h and the second through hole 21g to fix the fixing rod 21 e. Through the design, when carrying out the access of cable, can fix insulating cover plate 21, avoid insulating cover plate 21 to reset, influence the installation of cable and insert, improved the simple operation nature when earth-leakage protector body 10 cable inserts.

The present invention is not limited to the above-mentioned optional embodiments, and any other products in various forms can be obtained by anyone under the teaching of the present invention, and any changes in the shape or structure thereof, all the technical solutions falling within the scope of the present invention, are within the protection scope of the present invention.

Claims (9)

1. The utility model provides a leakage protector, includes leakage protector body (10), the top surface and the bottom surface of leakage protector body (10) all are equipped with a plurality of wiring mouths (11), its characterized in that: also comprises a cladding device (20) used for wrapping the cable joint;

the cladding device (20) comprises an insulating sliding plate (21) and a spring (22), wherein the insulating sliding plate (21) is formed by integrally molding a cover plate (21a) and two opposite L-shaped side plates (21b) which are respectively positioned on two sides of the cover plate (21a), the cover plate (21a) is positioned on the top surface and/or the bottom surface of the leakage protector body (10), a wrapping groove (21c) is formed in the side surface of the cover plate (21a) in the sliding direction, and vertical plates of the L-shaped side plates (21b) are respectively fixedly connected with corresponding side end parts of the cover plate (21 a);

sliding grooves (12) in the horizontal direction are respectively formed in the front view surface and the back view surface of the top and the bottom of the leakage protector body (10), a propping seat (12a) is arranged in each sliding groove (12), a horizontal plate of each L-shaped side plate (21b) is clamped in each sliding groove (12) in a sliding mode, and each spring (22) is horizontally placed in each sliding groove (12);

two opposite insulating sliding plates (21) are arranged for each wiring port (11), the wrapping groove (21c) is arranged on the cover plate (21a) and faces to the side face of the wiring port (11), one end of a spring (22) is fixedly connected to the end face, far away from the wiring port (11), of the L-shaped side plate (21b) in the horizontal direction, the other end of the spring (22) is fixedly connected to the end face, in the horizontal direction, of the abutting seat (12a), and the spring (22) is in a compressed state all the time;

the two insulating sliding plates (21) slide relatively in the sliding grooves (12) under the action of the elastic force of the springs (22), and the two wrapping grooves (21c) are matched to wrap the cables inserted into the wiring ports (11) after the cables are reset.

2. A leakage protector according to claim 1, wherein: a clamping groove (21d) is formed in the side face, away from the wrapping groove (21c), of the cover plate (21a), a fixing rod (21e) is connected to the inside of the clamping groove (21d) through an inserting fitting piece, the fixing rod (21e) is vertically arranged, and can move up and down in the clamping groove (21d) through the inserting fitting piece;

the top surface and the bottom surface of the leakage protector body (10) are provided with fixing grooves (13) matched with the fixing rods (21e), and the fixing rods (21e) are inserted into the fixing grooves (13) and then fix the insulating sliding plate (21) on the top surface and/or the bottom surface of the leakage protector body (10).

3. A leakage protector according to claim 2, wherein: the inserting fitting piece is a cross rod (30), two side walls of the clamping groove (21d) are respectively provided with a first through hole (21f) and a second through hole (21g), and the first through hole (21f) and the second through hole (21g) are identical in size and correspond in position one to one;

be equipped with on the side of dead lever (21e) with first through-hole (21f) the same third through-hole (21h) of size, horizontal pole (30) are passing in proper order first through-hole (21f), third through-hole (21h) with behind second through-hole (21g), will dead lever (21e) are fixed in draw-in groove (21 d).

4. A leakage protector according to claim 3, wherein: the third through holes (21h) are sequentially arranged on the side face of the fixing rod (21e) from top to bottom, and are at least arranged at 4 intervals.

5. A leakage protector according to claim 3, wherein: the number of the first through holes (21f) is between 2 and 4.

6. A leakage protector according to claim 1, wherein: the wrapping groove (21c) is a semi-cylindrical groove body, and the inner diameter of the wrapping groove is smaller than or equal to the diameter of a cable inserted into the wiring port (11).

7. A leakage protector according to claim 1, wherein: the insulating sliding plate (21) is made of rubber, glass or ceramic.

8. A leakage protector according to claim 1, wherein: the leakage protector is characterized by further comprising a shell (40), the leakage protector body (10) is fixed in the shell (40), a liftable transparent protective cover (41) is arranged on the shell (40), and a cable inlet (42) is formed in the bottom of the shell (40).

9. A leakage protector according to claim 8, wherein: the cable fixing device is characterized in that a cable placing groove (43) is formed in the side wall of the shell (40), a clamping plate (44) capable of being turned over is arranged on one side of the cable placing groove (43), a protrusion is arranged at the clamping end of the clamping plate (44), a groove (45) matched with the protrusion is formed in the other side of the cable placing groove (43), and the clamping plate (44) is buckled on the surface of the cable placing groove (43) through the mutual matching of the protrusion and the groove (45).