CN210294382U

CN210294382U - Leakage current recorder with protective structure

Info

Publication number: CN210294382U
Application number: CN201921068772.3U
Authority: CN
Inventors: 栾浩东; 陈坤良
Original assignee: Guangzhou Etcr Electronic Technology Co ltd
Current assignee: Guangzhou Etcr Electronic Technology Co ltd
Priority date: 2019-07-10
Filing date: 2019-07-10
Publication date: 2020-04-10
Anticipated expiration: 2029-07-10

Abstract

The utility model discloses a leakage current recorder with a protective structure, which comprises a shell, wherein four corners of the front side wall of the shell are respectively provided with an insert block, each insert block is provided with an insertion hole, the four corners of the front side wall of the shell cover are respectively provided with a first protection pad, the upper ends of the rear side walls of the four first protection pads are respectively provided with an L-shaped inserted bar which penetrates through the insertion hole and the through hole, the four first protection pads are respectively provided with a first threaded hole, and first screw hole and second screw hole are connected through locking bolt, four angle position departments of the back lateral wall of casing all install the second and protect and fill up, the utility model discloses the setting of first protection pad on four L shape inserted bars and the setting of four second protection pads of lateral wall make this current recorder when falling to ground carelessly, the display screen on the cap can be kept apart with ground, prevents that the display screen from breaking into pieces.

Description

Leakage current recorder with protective structure

Technical Field

The utility model relates to a current recorder technical field specifically is a leakage current recorder with protective structure.

Background

Current current record appearance casing and cap make current record appearance drop because of various reasons when using very easily to make current record appearance break, especially the display screen damages easily, for the convenience use current record appearance, need a leakage current record appearance with protective structure.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a leakage current record appearance with protective structure to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an electric leakage current recorder with a protective structure comprises a shell, wherein a shell cover is arranged on the front side of the shell, the four corners of the front side wall of the shell are provided with inserting blocks, each inserting block is provided with an inserting hole, four corners of the back side wall of the shell cover are respectively provided with four grooves matched with the inserting blocks, the number of the grooves is four, the outer side ends of the four grooves are provided with through holes, the four corners of the front side wall of the shell cover are provided with first protection pads, the upper ends of the rear side walls of the four first protection pads are provided with L-shaped inserting rods which penetrate through the inserting holes and the through holes, the four first protection pads are provided with first threaded holes, the four corners of the shell cover are respectively provided with a second threaded hole which is aligned with the first threaded hole, and the first threaded hole and the second threaded hole are connected through a locking bolt, and the second protective pads are installed at the four corner positions of the rear side wall of the shell.

This setting is through inserting the inserted block to the recess in, inserts L shape inserted bar to jack and through-hole in again, utilizes locking bolt to link together first screw hole and second screw hole simultaneously, so can fix four L shape inserted bars on the shell lid to the locking work of casing and shell lid has been realized. The setting of first protection pad on four L shape inserted bars and the setting of four second protection pads of lateral wall behind the casing make this current recorder when falling to ground carelessly, and the display screen on the cap can be kept apart with ground, prevents that the display screen from breaking into pieces.

Preferably, the second protection pad is L-shaped, and the thickness of the second protection pad is three centimeters.

Preferably, two lateral walls of the shell are provided with vent holes from top to bottom.

This set up the ventilation hole can carry out ventilation cooling to the inside working part of current recorder.

Preferably, the upper end of the front end face of the shell cover is provided with a display screen, and an adjusting button is arranged below the display screen.

Compared with the prior art, the beneficial effects of the utility model are that: this leakage current recorder with protective structure, the installation is firm, and it is convenient to dismantle, through inserting the inserted block to the recess in, inserts L shape inserted bar to jack and through-hole again, utilizes the locking bolt to link together first screw hole and second screw hole simultaneously, so can fix four L shape inserted bars on the shell lid to the quick locking work of casing and shell lid can have been realized. The utility model discloses the setting of first protection pad on four L shape inserted bars and the setting of four second protection pads of lateral wall behind the casing make this current recorder fall to ground when carelessly, and the display screen on the cap can keep apart with ground, prevents that the display screen from breaking into pieces, protects the safety of display screen. The ventilation hole can ventilate the inside working part of current recorder and dispel the heat.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic side view of the present invention;

fig. 3 is an enlarged schematic view of a portion a in fig. 2 according to the present invention.

In the figure: the novel multifunctional protective device comprises a shell 1, a shell cover 2, an inserting block 3, an inserting hole 4, a through hole 5, a first protective pad 6, an L-shaped inserting rod 7, a first threaded hole 8, a second threaded hole 9, a locking bolt 10, a second protective pad 11, a vent hole 12, a display screen 13, an adjusting button 14 and a groove 15.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a leakage current recorder with a protective structure comprises a shell 1, wherein a shell cover 2 is installed on the front side of the shell 1, insert blocks 3 are arranged at four angular positions of the front side wall of the shell 1, each insert block 3 is provided with an insert hole 4, four corners of the rear side wall of the shell cover 2 are provided with grooves 15 matched with the insert blocks 3, the number of the grooves 15 is four, the outer side ends of the four grooves 15 are provided with through holes 5, four corners of the front side wall of the shell cover 2 are provided with first protective pads 6, the upper ends of the rear side wall of the four first protective pads 6 are provided with L-shaped insert rods 7 penetrating through the insert holes 4 and the through holes 5, the four first protective pads 6 are provided with first threaded holes 8, four corners of the shell cover 2 are provided with second threaded holes 9 aligned with the first threaded holes 8, and the first threaded holes 8 are connected with the second threaded holes 9 through locking bolts 10, the rear side wall of the housing 1 is provided with second protection pads 11 at four angular positions.

Specifically, the second protection pad 11 is L-shaped, and the thickness of the second protection pad 11 is three centimeters.

Specifically, two lateral walls of the housing 1 are provided with vent holes 12 from top to bottom.

Specifically, a display screen 13 is arranged at the upper end of the front end face of the shell cover 2, and an adjusting button 14 is arranged below the display screen 13.

During the specific use, through inserting the inserted block 3 to recess 15 in, insert L shape inserted bar 7 to jack 4 and through-hole 5 in, utilize locking bolt 10 to link together first screw hole 8 and second screw hole 9 simultaneously, so can fix four L shape inserted bars 7 on cap 2 to the locking work of casing 1 and cap 2 has been realized. The utility model discloses the setting of the first protection pad 6 on four L shape inserted bars 7 and the setting of four second protection pads 11 of lateral wall behind the casing 1 make this current recorder fall to ground when carelessly, display screen 13 on the cap 2 can keep apart with ground, prevents that display screen 13 from breaking into pieces, protects display screen 13's safety. The ventilation holes 12 can ventilate and dissipate heat of working components inside the current recorder.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a leakage current record appearance with protective structure, includes casing (1), its characterized in that: a shell cover (2) is installed on the front side of the shell (1), inserting blocks (3) are arranged at four angular positions of the front side wall of the shell (1), each inserting block (3) is provided with a jack (4), grooves (15) matched with the inserting blocks (3) are formed in four angular positions of the rear side wall of the shell cover (2), the number of the grooves (15) is four, through holes (5) are formed in the outer side ends of the four grooves (15), first protecting pads (6) are installed at four angular positions of the front side wall of the shell cover (2), L-shaped inserting rods (7) penetrating through the jacks (4) and the through holes (5) are installed at the upper ends of the rear side wall of the four first protecting pads (6), first threaded holes (8) are formed in the four first protecting pads (6), second threaded holes (9) aligned with the first threaded holes (8) are formed in four angular positions of the shell cover (2), and the first threaded hole (8) and the second threaded hole (9) are connected through a locking bolt (10), and second protection pads (11) are installed at four angular positions of the rear side wall of the shell (1).

2. A leakage current recorder with protection structure as claimed in claim 1, wherein: the shape of the second protection pad (11) is L-shaped, and the thickness of the second protection pad (11) is three centimeters.

3. A leakage current recorder with protection structure as claimed in claim 1, wherein: two lateral walls of casing (1) are from last all to having seted up ventilation hole (12) down.

4. A leakage current recorder with protection structure as claimed in claim 1, wherein: the display screen is characterized in that a display screen (13) is arranged at the upper end of the front end face of the shell cover (2), and an adjusting button (14) is arranged below the display screen (13).