CN210350452U

CN210350452U - Electric shock prevention switch cabinet

Info

Publication number: CN210350452U
Application number: CN201921603741.3U
Authority: CN
Inventors: 栗金停; 曹坤; 孙彦丽
Original assignee: Henan Xizhimu Electric Technology Co Ltd
Current assignee: Henan Xizhimu Electric Technology Co Ltd
Priority date: 2019-09-24
Filing date: 2019-09-24
Publication date: 2020-04-17
Anticipated expiration: 2029-09-24

Abstract

The utility model discloses an electric shock prevention cubical switchboard belongs to cubical switchboard technical field, the intelligent cabinet temperature adjusting device comprises a cabinet body, cabinet body one side is provided with the cabinet door, installs the voltmeter on the cabinet door, is equipped with first terminal and second terminal on the voltmeter, first terminal and cabinet door connection, and the second terminal links to each other with the zero line joint of the internal portion of cabinet. When the cubical switchboard was electrified, cabinet door, voltmeter and zero line joint formed complete return circuit, and the voltmeter shows the registration, and the maintainer of being convenient for discovers the cubical switchboard electric leakage to avoid causing the mistake electric shock accident.

Description

Electric shock prevention switch cabinet

Technical Field

The utility model relates to a cubical switchboard technical field, more specifically say, it relates to an electric shock prevention cubical switchboard.

Background

The main function of the switch cabinet is to open and close, control and protect electric equipment in the process of power generation, power transmission, power distribution and electric energy conversion of an electric power system. The components in the switch cabinet mainly comprise a circuit breaker, a disconnecting switch, a load switch, an operating mechanism, a mutual inductor, various protection devices and the like, and are suitable for various occasions such as power plants, transformer substations, petrochemical industry, metallurgical steel rolling, light-duty textiles, industrial and mining enterprises, residential districts, high-rise buildings and the like. At present, most switch cabinets have low protection grade, such as low-voltage switch cabinets DRMNS, DRGGD and DRGCS, the door closing protection grade is IP40 or IP30, but the switch protection grade IP00 is not provided with protection measures, so that when an overhaul worker overhauls electrical elements in the switch cabinet at regular time, the accident of electric shock is very easy to happen, and the threat to the safety of the human body is great.

At present, various electric shock prevention switch cabinets are also available in the market to solve the problem of easy electric shock. Electric shock prevention switch cabinet that chinese patent publication is CN201710347006.X, including the cubical switchboard, the back of cubical switchboard is provided with hoisting device, the bottom of cubical switchboard is provided with the parcel device that can pop out, after water level detection sensor senses the water level, hoisting device drives the cubical switchboard promotion, the departure is aerifyd to the gasbag, the location laminating is rotatory, make the bellying of gasbag and the depressed part cooperation of cubical switchboard, accomplish waterproof sealing, when preventing rain ponding, the cubical switchboard is intake and is leaded to the electric leakage, people take place to electrocute through the cubical switchboard of ponding. But if the ground wire falls absolutely or damaged, even do not intake, the cabinet body also can be electrified, still can appear the condition of electric leakage, and touching cabinet door still can appear the condition of electrocuteeing when maintainer overhauls.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide an electric shock prevention cubical switchboard, it shows whether the cabinet door is electrified through setting up the voltmeter, whether the condition of electric leakage exists in suggestion maintainer cubical switchboard to avoid the human electric shock.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides an electric shock prevention cubical switchboard, includes the cabinet body, one side of the cabinet body is provided with the cabinet door, install the voltmeter on the cabinet door, be provided with first terminal and second terminal on the voltmeter, first terminal links to each other with the cabinet door, and the second terminal is connected with the zero line articulate of the internal portion of cabinet.

Through above-mentioned technical scheme, when the earth connection of the switch cabinet body damaged, if the cabinet body is electrified, the voltmeter that links to each other with the cabinet body can show the indicating number, and maintainer sees the voltmeter indicating number before overhauing, can make the protection in advance, avoids electrocuteeing.

The utility model discloses further set up to: the voltmeter is installed on the inner wall of the cabinet door, a connecting piece is fixedly arranged on the voltmeter, one end of the connecting piece is abutted to the cabinet door, and the other end of the connecting piece is abutted to a first binding post on the voltmeter.

Through above-mentioned technical scheme, arrange the voltmeter in cabinet door inner wall, prevent that the voltmeter from raining in the rainy day and intaking and damaging, a terminal and the cabinet door connection of voltmeter make through the connection piece that sets up to form the route through connection piece and voltmeter when the cabinet body is electrified.

The utility model discloses further set up to: the cabinet door is provided with a window, and the position of the window corresponds to the display screen of the voltmeter.

Through above-mentioned technical scheme, set up the window on the cabinet door, just can see the electrified condition of cubical switchboard before making the maintainer overhaul, prevent directly to open the cabinet door and probably electrocute.

The utility model discloses further set up to: and a transparent plate is arranged on one side of the window close to the outer wall of the cabinet door, and the size of the transparent plate is matched with that of the window.

Through above-mentioned technical scheme, the transparent plate can prevent that rainy day rainwater from getting into the cubical switchboard through the window of seting up, does not influence the maintainer simultaneously and sees the voltmeter registration before opening the cabinet door.

The utility model discloses further set up to: and a supporting plate for supporting the voltmeter is arranged on the inner wall of the cabinet door.

Through above-mentioned technical scheme, the voltmeter is convenient for place through the fixed backup pad that sets up at cabinet door inner wall.

The utility model discloses further set up to: the backup pad includes the horizontal plate of level setting and the vertical board of vertical setting, the horizontal plate sets up with vertical board is integrative, the voltmeter is installed on the horizontal plate, be provided with the bolt that is used for the butt voltmeter on the vertical board perpendicularly.

Through above-mentioned technical scheme, place the voltmeter on the horizontal plate, then twist and move the bolt, make the bolt support the voltmeter, prevent that the voltmeter from rocking or dropping at cabinet door switch in-process.

The utility model discloses further set up to: and a shielding plate is horizontally and fixedly arranged above the voltmeter.

Through above-mentioned technical scheme, when the bolt of butt voltmeter is not hard up, at cabinet door switch in-process, the voltmeter can rock from top to bottom, and the shielding plate that the level set up in the voltmeter top this moment can prevent that the voltmeter from rocking with voltmeter rigidity, and under the condition of intaking appeared when the cubical switchboard, the shielding plate can prevent that water from permeating the voltmeter, makes its damage.

The utility model discloses further set up to: a buffer pad is arranged between the voltmeter and the vertical plate.

Through above-mentioned technical scheme, set up the blotter between voltmeter and vertical board, can prevent that the long-term butt voltmeter of bolt from causing certain damage to the voltmeter.

To sum up, the utility model discloses following beneficial effect has:

(1) by arranging the voltmeter between the cabinet door and the zero line joint, when the cabinet body is electrified, the voltmeter displays the number, so that the overhaul personnel can find that the switch cabinet is electrified;

(2) the door of the cabinet is provided with the window and the transparent plate, so that maintainers can conveniently see the number of the voltage meter;

(3) the supporting plate and the shielding plate are arranged above and below the voltmeter respectively and used for supporting and fixing the voltmeter and facilitating the installation and the disassembly of the voltmeter.

Drawings

Fig. 1 is a schematic view of the overall structure of an electric shock prevention switch cabinet;

fig. 2 is an exploded view of the anti-electric shock switch cabinet;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

fig. 4 is a partially enlarged view of fig. 2 at B.

Reference numerals: 1. a cabinet body; 2. a cabinet door; 3. a voltmeter; 4. a first terminal post; 5. a second terminal; 6. connecting sheets; 7. a window; 8. a transparent plate; 9. a support plate; 91. a horizontal plate; 92. a vertical plate; 10. a bolt; 11. a shielding plate; 12. a cushion pad.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings.

Example (b): the utility model provides an electric shock prevention cubical switchboard for prevent that maintainer from electrocuting by mistake, as shown in figure 1 and figure 2, including the cabinet body 1, the 1 vertical setting of the cabinet body is provided with cabinet door 2 in one side of the cabinet body 1, installs voltmeter 3 on the cabinet door 2, is provided with two terminals on the voltmeter 3, is first terminal 4 and second terminal 5 respectively, first terminal 4 and cabinet door connection, and second terminal 5 is connected with the zero line articulate of the 1 inside of the cabinet body. When the cubical switchboard electric leakage, form the return circuit between cabinet door 2, voltmeter 3 and the 1 inside zero line joint of the cabinet body, voltmeter 3 circular telegram to show numerical value, the maintainer overhauls preceding alright with the registration of seeing voltmeter 3, will know that the cubical switchboard is electrified, avoid the emergence of electric shock accident.

Referring to fig. 2 and 3, in order to prevent voltmeter 3 from being damaged by rain, install voltmeter 3 on the inner wall of cabinet door 2, the fixed connection piece 6 that is provided with on voltmeter 3, connection piece 6 can be the copper sheet, 6 one end of connection piece and cabinet door 2 butt, the first terminal 4 on the voltmeter 3 of other end butt, connection piece 6 is used for connecting cabinet door 2 and voltmeter 3 promptly, when cabinet door 2 was electrified, the electric current flowed in voltmeter 3 through connection piece 6.

As shown in fig. 2, a window 7 is formed in the cabinet door 2, and the opening position of the window 7 corresponds to the display screen of the voltmeter 3, so that the maintainer can see the indication number of the voltmeter 3 from the outside of the switch cabinet, and can know whether the voltmeter 3 is electrified or not; in order to prevent that rainy day rainwater from entering into the cubical switchboard through the window 7 of seting up on the cabinet door 2, install transparent plate 8 in window 7 near the one side of cabinet door 2 outer wall, the big or small shape phase-match of transparent plate 8 and window 7, 8 joints of transparent plate are in window 7.

Referring to fig. 2 and 4, in order to facilitate the installation and disassembly of the voltmeter 3, a supporting plate 9 is fixedly arranged on the inner wall of the cabinet door 2 and used for supporting and placing the voltmeter 3, the supporting plate 9 comprises a horizontal plate 91 and a vertical plate 92, the horizontal plate 91 and the vertical plate 92 are arranged in a horizontal manner, one end of the horizontal plate 91 is welded on the cabinet door 2 or connected with the cabinet door 2 through a screw, the other end of the horizontal plate 91 is connected with the vertical plate 92, and the voltmeter 3 is placed on the horizontal plate 91; in order to prevent the voltmeter 3 from falling off in the opening and closing process of the cabinet door 2, the vertical plate 92 is vertically penetrated with a bolt 10 for abutting against the voltmeter 3, so that the voltmeter 3 is prevented from shaking and falling off; the easy damage voltmeter 3 of bolt 10 in the in-process of long-term butt voltmeter 3, consequently set up blotter 12 between voltmeter 3 and vertical board 92, bolt 10 contacts earlier blotter 12 and then butt voltmeter 3, avoids it to cause the harm to voltmeter 3.

When bolt 10 is not hard up, if cubical switchboard door 2 range is too big, voltmeter 3 is likely to receive vibrations from top to bottom, damages voltmeter 3 easily, refers to 2, and the level is fixed to be set up shielding plate 11 above voltmeter 3 to block voltmeter 3 and rock from top to bottom, can prevent to cause the damage to voltmeter 3 when 2 tops of cabinet door infiltration simultaneously.

The implementation principle of the embodiment is as follows: during installation, the supporting plate 9 is installed on the inner wall of the cabinet door 2, the voltmeter 3 is placed on the horizontal plate 91, the cushion pad 12 is placed between the voltmeter 3 and the vertical plate 92, the bolt 10 is screwed to abut against the voltmeter 3, and then the shielding plate 11 is installed.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides an electric shock prevention cubical switchboard, includes the cabinet body (1), one side of the cabinet body (1) is provided with cabinet door (2), its characterized in that, install voltmeter (3) on cabinet door (2), be provided with first terminal (4) and second terminal (5) on voltmeter (3), first terminal (4) link to each other with the cabinet door, and second terminal (5) are connected with the inside zero line joint of the cabinet body (1).

2. The anti-electric shock switch cabinet according to claim 1, characterized in that the voltmeter (3) is installed on the inner wall of the cabinet door (2), a connecting piece (6) is fixedly arranged on the voltmeter (3), one end of the connecting piece (6) is abutted against the cabinet door (2), and the other end of the connecting piece is abutted against the first terminal (4) on the voltmeter (3).

3. The anti-electric shock switch cabinet according to claim 1, characterized in that a window (7) is opened on the cabinet door (2), and the position of the window (7) corresponds to the display screen of the voltmeter (3).

4. The electric shock protection switch cabinet according to claim 3, characterized in that a transparent plate (8) is installed on one side of the window (7) close to the outer wall of the cabinet door (2), and the size of the transparent plate (8) is matched with the size of the window (7).

5. The electric shock protection switchgear cabinet according to claim 1, characterized in that a support plate (9) for supporting a voltmeter (3) is provided on the inner wall of the cabinet door (2).

6. Electric shock protection switchgear according to claim 5, characterized in that said support plate (9) comprises a horizontal plate (91) arranged horizontally and a vertical plate (92) arranged vertically, said horizontal plate (91) being integral with said vertical plate (92), said voltmeter (3) being mounted on said horizontal plate (91), said vertical plate (92) being vertically provided with a bolt (10) for abutting against said voltmeter (3).

7. The anti-electric shock switch cabinet according to claim 1, characterized in that a shielding plate (11) is horizontally and fixedly arranged above the voltmeter (3).

8. Electric shock protection switchgear according to claim 6, characterized in that a buffer pad (12) is arranged between the voltmeter (3) and the vertical plate (92).