Parallel ammeter leakage protector

Abstract

The utility model discloses a leakage protector for parallel electricity meters, which belongs to the technical field of leakage protectors and comprises a leakage protector body, mounting plates are fixedly mounted on two sides of the leakage protector body, and binding posts are arranged at the top and the bottom of the leakage protector body. The leakage protector further comprises a protection shell, the protection shell is arranged on the outer side of the leakage protector body, the protection shell comprises a bottom box and a cover plate, and an opening is formed in one side of the bottom box; according to the leakage protector, the protection shell is arranged, so that the leakage protector is simple in structure, convenient to use and practical, good waterproof protection can be provided for the leakage protector, influence of water and air with high humidity on normal work of the leakage protector is prevented, the adaptability of the leakage protector to a humid environment is improved, and the service life of the leakage protector is prolonged; the waterproof performance of the joint of the incoming and outgoing wire and the protective shell is improved, and the waterproof performance of the device is further improved.

Description

Technical Field

[0001] The utility model relates to the technical field of leakage protectors, in particular to a leakage protector for parallel electric meters. Background Art

[0002] The leakage protector, also known as the leakage switch or leakage circuit breaker, is mainly used to protect against leakage faults in the equipment and to protect people from fatal electric shock. It has overload and short-circuit protection functions and can be used to protect the line or motor from overload and short circuit. It can also be used as an infrequent switching start of the line under normal circumstances. The parallel meter will be used with the leakage protector.

[0003] After searching, in the prior art, Chinese patent announcement number: CN220527672U discloses a parallel meter leakage protector, the utility model: including a support mechanism, a protective mechanism, a connecting mechanism and a main body mechanism, the protective mechanism is located at the front end of the support mechanism, the connecting mechanism is located inside the left and right ends of the protective mechanism, the main body mechanism is located inside the protective mechanism, the connecting mechanism includes an assembly rod, a retaining spring, a cross bar and a fixing groove, the retaining spring is fixedly installed on the side of the inner end of the assembly rod, the cross bar is fixedly connected to the middle of the inner end of the assembly rod, and the fixing groove is fixedly set inside the cross bar. The parallel meter leakage protector, by setting the cross bar and the retaining spring, allows the assembly rod to move toward the inside of the extension block when in use, thereby increasing the convenience of assembling the protective box and the support frame, and the setting of the structure makes the support frame and the protective box extremely time-saving and labor-saving when assembling, and increases the portability and efficiency of the leakage protector body inspection and replacement.

[0004] But this device still has the following defects:

[0005] If the leakage protector comes into contact with water or air with high humidity during use, it will cause the leakage protector to stop working and may also be damaged. The protective box of the device cannot provide a good waterproof effect, and the device does not solve this problem. Utility Model Content

[0006] The purpose of the utility model is to provide a leakage protector for a parallel electric meter. By setting a protective shell, the leakage protector can be provided with good waterproof protection to prevent water from directly contacting the leakage protector, and the influence of air with high humidity on the normal operation of the leakage protector can be avoided, thereby improving the adaptability of the leakage protector to humid environments and increasing the service life of the leakage protector, so as to solve the problems raised in the above-mentioned background technology.

[0007] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0008] A parallel electric meter leakage protector comprises a leakage protector body, mounting plates are fixedly mounted on both sides of the leakage protector body, and terminals are arranged on the top and bottom of the leakage protector body;

[0009] It also includes a protective shell, which is arranged outside the leakage protector body, and includes a bottom box and a cover plate, one side of the bottom box is provided with an opening, the cover plate is rotatably mounted on the outer side wall of one side of the bottom box through a hinge, and the top and bottom of the bottom box are provided with through grooves for the wires to pass through;

[0010] It also includes a sealing connecting plate, which is slidably installed in the through groove.

[0011] Preferably, a clamping block is integrally formed on one side of the cover plate, a clamping groove is provided at the opening, and the clamping block is sealingly clamped in the clamping groove.

[0012] Preferably, the sealing connection plate comprises a plate body, one end of the plate body is arranged in an arc shape, a sealing groove is provided on a side wall of the plate body, and the sealing groove is sealingly engaged with an inner wall of the through groove.

[0013] Preferably, the sealing connection plate further comprises a sealing sleeve, the sealing sleeve is fixedly mounted on the arc end of the plate body, and the sealing sleeve is sleeved on the surface of the electric wire.

[0014] Preferably, the sealing sleeve is provided with limiting rings at the top and bottom of the plate body, and the limiting rings are fixedly connected to the top surface and the bottom surface of the plate body respectively.

[0015] Preferably, four groups of connecting columns are fixedly installed on the inner side wall directly opposite to the opening of the bottom box, the mounting plate is fixedly connected to the connecting columns by bolts, and two groups of fixing plates are fixedly installed on both sides of the bottom box.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] The utility model has a simple structure, is convenient and practical by arranging a protective shell, can provide good waterproof protection for the leakage protector, prevent water and air with high humidity from affecting the normal operation of the leakage protector, improve the adaptability and service life of the leakage protector to humid environments, and improve the waterproofness of the connection between the incoming and outgoing wires and the protective shell by arranging a sealing connecting plate, thereby further improving the waterproof performance of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the structure of the utility model;

[0019] Figure 2 It is a schematic diagram of the protective shell structure;

[0020] Figure 3for Figure 2 The enlarged structural diagram at A in the middle;

[0021] Figure 4 Schematic diagram of the sealing connecting plate structure.

[0022] In the figure: 1. leakage protector body; 2. mounting plate; 3. terminal; 4. bottom box; 5. cover plate; 6. opening; 7. hinge; 8. through groove; 9. sealing connecting plate; 901. plate body; 902. sealing groove; 903. sealing sleeve; 904. limiting ring; 10. clamping block; 11. clamping groove; 12. connecting column; 13. fixing plate. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figures 1 to 4 , the utility model provides a technical solution:

[0025] A parallel electric meter leakage protector comprises a leakage protector body 1, mounting plates 2 are fixedly mounted on both sides of the leakage protector body 1, terminals 3 are arranged on the top and bottom of the leakage protector body 1, four groups of connecting columns 12 are fixedly mounted on the inner side wall opposite to the opening 6 of the bottom box 4, and the connecting columns 12 are arranged to facilitate the installation of the leakage protector body 1 to the inside of the bottom box 4; the mounting plate 2 is fixedly connected to the connecting columns 12 by bolts, two groups of fixing plates 13 are fixedly mounted on both sides of the bottom box 4, and the fixing plates 13 are arranged to facilitate the fixing of the bottom box 4.

[0026] The utility model also includes a protective shell, which is arranged on the outside of the leakage protector body 1. The protective shell includes a bottom box 4 and a cover plate 5. An opening 6 is provided on one side of the bottom box 4. By providing the opening 6, it is convenient to install and operate the leakage protector body 1; the cover plate 5 is rotatably installed on the outer wall of one side of the bottom box 4 through a hinge 7. The top and bottom of the bottom box 4 are provided with through grooves 8 for the passage of wires. By providing the through grooves 8, it is convenient for the wires connected to the leakage protector body 1 to pass through; a clamping block 10 is integrally formed on one side of the cover plate 5, and a clamping groove 11 is provided at the opening 6. The clamping block 10 is sealed and clamped in the clamping groove 11. By providing the clamping block 10 and the clamping groove 11, the cover plate 5 can be sealed and connected to the bottom box 4, thereby improving the waterproof performance of the protective shell.

[0027] The sealing connecting plate 9 is also included, and the sealing connecting plate 9 is slidably installed in the through groove 8. The sealing connecting plate 9 includes a plate body 901, and one end of the plate body 901 is set to an arc shape. By setting one end of the plate body 901 to an arc shape, it is convenient for the plate body 901 to be aligned with the through groove 8 and inserted; a sealing groove 902 is opened on the side wall of the plate body 901, and the sealing groove 902 is sealed and clamped with the inner wall of the through groove 8. By setting the sealing groove 902 to cooperate with the inner wall of the through groove 8, the sealing performance of the connection between the sealing connecting plate 9 and the through groove 8 is improved, thereby improving the waterproof performance of the connection between the wire and the protective shell; the sealing connecting plate 9 also includes a sealing sleeve 903, which is fixedly installed on the plate The arc end of the body 901, the sealing sleeve 903 is sleeved on the surface of the wire, the sealing sleeve 903 is made of rubber material, and the sealing between the sealing connecting plate 9 and the wire is improved by setting the sealing sleeve 903 made of rubber material, and the waterproof performance of the protective shell is further improved. At the same time, the rubber material is elastic and can facilitate the wire to pass through; the sealing sleeve 903 is provided with limiting rings 904 at the top and bottom of the plate body 901, and the limiting rings 904 are fixedly connected to the top and bottom surfaces of the plate body 901 respectively. By setting the limiting rings 904, the connection between the sealing sleeve 903 and the plate body 901 can be prevented from being excessively bent during installation, thereby preventing the connection from being torn.

[0028] When in use, the device is moved to a designated position, the protective shell is installed and fixed to the designated position through the fixing plate 13, the sealing sleeves 903 on the multiple sealing connecting plates 9 are sequentially sleeved on the surface of the wires to be connected, the wires are connected and fixed to the terminal posts 3, the leakage protector body 1 with the connected wires is moved to the inside of the protective shell, and the leakage protector body 1 is installed to the connecting post 12 through the mounting plate 2, the sealing connecting plates 9 are aligned with the through grooves 8 and inserted sequentially, and the cover plate 5 is closed to complete the installation.

[0029] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A parallel electric meter leakage protector, characterized in that: It comprises a leakage protector body (1), with mounting plates (2) fixedly mounted on both sides of the leakage protector body (1), and wiring posts (3) arranged on the top and bottom of the leakage protector body (1); The device also comprises a protective shell, the protective shell being arranged on the leakage protector body (1), the protective shell comprising a bottom box (4) and a cover plate (5), one side of the bottom box (4) being provided with an opening (6), the cover plate (5) being rotatably mounted on an outer side wall of one side of the bottom box (4) via a hinge (7), and the top and bottom of the bottom box (4) being provided with through slots (8) for the passage of electric wires; It also includes a sealing connection plate (9), wherein the sealing connection plate (9) is slidably mounted in the through groove (8).

2. A parallel electric meter leakage protector according to claim 1, characterized in that: A clamping block (10) is integrally formed on one side of the cover plate (5), a clamping groove (11) is provided at the opening (6), and the clamping block (10) is sealed and clamped in the clamping groove (11).

3. The parallel electric meter leakage protector according to claim 1, characterized in that: The sealing connection plate (9) comprises a plate body (901), one end of the plate body (901) is arranged in an arc shape, a sealing groove (902) is provided on the side wall of the plate body (901), and the sealing groove (902) is sealingly clamped with the inner wall of the through groove (8).

4. A parallel electric meter leakage protector according to claim 3, characterized in that: The sealing connection plate (9) further comprises a sealing sleeve (903), wherein the sealing sleeve (903) is fixedly mounted on the arc end of the plate body (901), and the sealing sleeve (903) is sleeved on the surface of the electric wire.

5. A parallel electric meter leakage protector according to claim 4, characterized in that: The sealing sleeve (903) is provided with limiting rings (904) at the top and bottom of the plate body (901), and the limiting rings (904) are respectively fixedly connected to the top surface and the bottom surface of the plate body (901).

6. The parallel electric meter leakage protector according to claim 1, characterized in that: Four groups of connection columns (12) are fixedly mounted on the inner side wall directly opposite to the opening (6) of the bottom box (4); the mounting plate (2) is fixedly connected to the connection columns (12) by bolts; and two groups of fixing plates (13) are fixedly mounted on both sides of the bottom box (4).

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