CN214624147U

CN214624147U - Special teaching measurement cabinet

Info

Publication number: CN214624147U
Application number: CN202120849406.2U
Authority: CN
Inventors: 王源; 杨东亮; 唐超; 王强; 张红; 张耀文; 张文宝; 吴学伟; 王玉忠
Original assignee: Lianyungang Gangsheng Switch Manufacturing Co ltd
Current assignee: Lianyungang Gangsheng Switch Manufacturing Co ltd
Priority date: 2021-04-23
Filing date: 2021-04-23
Publication date: 2021-11-05
Anticipated expiration: 2031-04-23

Abstract

The utility model belongs to the technical field of the measurement cabinet, especially, be a special teaching measurement cabinet, the intelligent cabinet temperature adjusting device comprises a cabinet body, the kilowatt-hour meter is installed in the front of the cabinet body, the wire is installed to the input of kilowatt-hour meter, the table tail is installed to the one end of wire, the terminal box is installed in the front of the cabinet body, the internally mounted of the cabinet body has two current transformer and two voltage transformer, two voltage transformer sets up in two current transformer's below. The utility model discloses abandoned other functions, only kept the measurement part, the equipment size has been improved, the connector that leads to current transformer and voltage transformer at the measurement part in order to prevent at the frequent dismouting of teaching in-process damages, first dysmorphism copper bar and second dysmorphism copper bar have been adopted, so can make things convenient for student's dismouting, at measurement display part, because the ammeter frequently tears the wiring fragile, for the wiring operation of convenient student, meter tail and terminal box have been set up, can make things convenient for student's wiring.

Description

Special teaching measurement cabinet

Technical Field

The utility model relates to a measurement cabinet technical field specifically is a special teaching measurement cabinet.

Background

The metering cabinet is a cabinet body provided with a special meter (device), and is called a metering cabinet. In China, the metering cabinet generally refers to an electric energy metering cabinet, and according to the definition of terms in the Specification electric energy metering cabinet (GB/T16976-2013), the electric energy metering cabinet is as follows: a special cabinet type electricity consumption metering device (electric energy metering device). The electricity consumption metering device comprises: the general term for the combination of all electrical equipment, electrical parts and mechanical structures that measure electrical energy.

Traditional metal armor is put formula switchgear that withdraws size in great for the teaching uses occupation space great, and the operation is inconvenient, and the cost is higher simultaneously, therefore we have proposed a special teaching measurement cabinet and have solved above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a special teaching measurement cabinet has solved the problem that proposes in the above-mentioned background art.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a special teaching metering cabinet comprises a cabinet body, wherein a watt-hour meter is installed on the front side of the cabinet body, a lead is installed at the input end of the watt-hour meter, a meter tail is installed at one end of the lead, a junction box is installed on the front side of the cabinet body, two current transformers and two voltage transformers are installed inside the cabinet body, the two voltage transformers are arranged below the two current transformers, the current transformers are connected with the corresponding voltage transformers through first fuses, first special-shaped copper bars are installed on the current transformers, second special-shaped copper bars are installed on the voltage transformers, first conductive copper bars are installed at the top ends of the current transformers, the top ends of the first conductive copper bars are electrically connected with the watt-hour meter, second conductive copper bars are installed between the two voltage transformers, and a wall-penetrating sleeve is arranged between the two current transformers, the utility model discloses a wall bushing's inside is provided with third conductive copper bar, the second fuse is installed to the bottom of third conductive copper bar, the bottom and the second conductive copper bar of second fuse are connected, two install fourth conductive copper bar between the current transformer, the one end of fourth conductive copper bar is fixed with fifth conductive copper bar, the top and the kilowatt-hour meter electric connection of fifth conductive copper bar, install two voltmeter and two ampere meters on the cabinet body, two voltmeter and two ampere meters all set up the top at the kilowatt-hour meter.

As a preferred technical scheme of the utility model, the cabinet body is located the position department of kilowatt-hour meter, table tail and terminal box and has seted up the opening.

As an optimized technical scheme of the utility model, the louvre has been seted up on the surface of the cabinet body.

As an optimized technical scheme of the utility model, the surface coating anti-rust paint of the cabinet body.

(III) advantageous effects

Compared with the prior art, the utility model provides a special teaching measurement cabinet possesses following beneficial effect:

this special teaching measurement cabinet, other functions have been abandoned, only the measurement part has been kept, the equipment size has been improved, the connector that leads to current transformer and voltage transformer at the measurement part in order to prevent at the frequent dismouting of teaching in-process damages, first dysmorphism copper bar and second dysmorphism copper bar have been adopted, so can make things convenient for student's dismouting, show the part at the measurement, because the ammeter frequently tears the wiring fragile, for the wiring operation of convenient student, table tail and terminal box have been set up, can make things convenient for student's wiring.

Drawings

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

FIG. 2 is a schematic view of the overall front partial sectional structure of the present invention;

FIG. 3 is a schematic view of the overall back side of the present invention in a partially cut-away view;

FIG. 4 is a schematic cross-sectional view taken along line A-A of FIG. 3 according to the present invention;

fig. 5 is a schematic cross-sectional view along B-B of fig. 3 according to the present invention.

In the figure: 1. a cabinet body; 2. an electric meter; 3. a wire; 4. a meter tail; 5. a junction box; 601. a first fuse; 602. a second fuse; 701. a first copper conductive bar; 702. a second copper conductive bar; 703. a third copper conductive bar; 704. a fourth copper conductive bar; 705. a fifth copper busbar; 8. a current transformer; 9. a voltage transformer; 10. a wall bushing; 11. a first special-shaped copper bar; 12. a second special-shaped copper bar; 13. a voltmeter; 14. and (4) an ammeter.

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.

Examples

Referring to fig. 1-5, the present invention provides the following technical solutions: a special teaching metering cabinet comprises a cabinet body 1, a watt-hour meter 2 is installed on the front side of the cabinet body 1, a lead 3 is installed at the input end of the watt-hour meter 2, a meter tail 4 is installed at one end of the lead 3, a junction box 5 is installed on the front side of the cabinet body 1, two current transformers 8 and two voltage transformers 9 are installed inside the cabinet body 1, the two voltage transformers 9 are arranged below the two current transformers 8, the current transformers 8 are connected with the corresponding voltage transformers 9 through first fuses 601, first special-shaped copper bars 11 are installed on the current transformers 8, second special-shaped copper bars 12 are installed on the voltage transformers 9, first conductive copper bars 701 are installed at the top ends of the current transformers 8, the top ends of the first conductive copper bars 701 are electrically connected with the watt-hour meter 2, second conductive copper bars 702 are installed between the two voltage transformers 9, a wall-penetrating sleeve 10 is arranged between the two current transformers 8, the inside of wall bushing 10 is provided with third conductive copper bar 703, second fuse 602 is installed to the bottom of third conductive copper bar 703, the bottom and the second conductive copper bar 702 of second fuse 602 are connected, install fourth conductive copper bar 704 between two current transformer 8, the one end of fourth conductive copper bar 704 is fixed with fifth conductive copper bar 705, the top and the kilowatt-hour meter 2 electric connection of fifth conductive copper bar 705, install two voltmeter 13 and two ampere meters 14 on the cabinet body 1, two voltmeter 13 and two ampere meters 14 all set up the top at kilowatt-hour meter 2.

In this embodiment, the shape of current transformer 8 is cylindric, and with wiring pile head pre-installation by the outside, so the position of conveniently working a telephone switchboard is provided with the screw thread on first special-shaped copper bar 11 and second special-shaped copper bar 12, so make things convenient for student's dismouting, through setting up table tail 4 and terminal box 5, can make things convenient for student's wiring.

Specifically, the cabinet body 1 is provided with through openings at positions of the watt-hour meter 2, the meter tail 4 and the junction box 5.

In this embodiment, through set up the opening in cabinet body 1 is located kilowatt-hour meter 2, table tail 4 and terminal box 5 position department, is for making things convenient for people to carry out the wiring operation and observe the reading of kilowatt-hour meter 2.

Specifically, the surface of the cabinet body 1 is provided with heat dissipation holes.

In this embodiment, the heat dissipation holes are formed in the surface of the cabinet body 1, so that a good heat dissipation effect can be achieved.

Specifically, the surface of the cabinet body 1 is coated with an antirust paint.

In this embodiment, the surface of the cabinet body 1 is coated with the anti-rust paint, so that a good anti-rust effect can be achieved.

The utility model discloses a theory of operation and use flow: this special teaching measurement cabinet has abandoned other functions on traditional measurement cabinet, only the measurement part has been kept, the equipment size has been improved, design current transformer 8's shape for cylindricly, and with the wiring pile head pre-installation by the outside, so the position of convenient wiring, and in order to prevent that the connector that leads to current transformer 8 and voltage transformer 9 at the frequent dismouting of teaching in-process damages, first special-shaped copper bar 11 and second special-shaped copper bar 12 have been adopted, and set up screw thread on its surface, so can make things convenient for student's dismouting, at measurement display part, because the ammeter frequently tears the wiring fragile, for the convenience of student's wiring operation, table tail 4 and terminal box 5 have been set up, can make things convenient for student's wiring.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a special teaching measurement cabinet, includes the cabinet body (1), its characterized in that: the utility model discloses a lead-free intelligent cabinet, including the cabinet body, the front of the cabinet body (1) is installed kilowatt-hour meter (2), wire (3) are installed to the input of kilowatt-hour meter (2), table tail (4) are installed to the one end of wire (3), terminal box (5) are installed in the front of the cabinet body (1), the internally mounted of the cabinet body (1) has two current transformer (8) and two voltage transformer (9), two voltage transformer (9) set up the below of two current transformer (8), current transformer (8) are connected with corresponding voltage transformer (9) through first fuse (601), all install first dysmorphism copper bar (11) on current transformer (8), all install second dysmorphism copper bar (12) on voltage transformer (9), first electrically conductive copper bar (701) is all installed on the top of current transformer (8), the top end of the first conductive copper bar (701) is electrically connected with the watt-hour meter (2), a second conductive copper bar (702) is installed between two voltage transformers (9), a wall bushing (10) is arranged between two current transformers (8), a third conductive copper bar (703) is arranged inside the wall bushing (10), a second fuse (602) is installed at the bottom end of the third conductive copper bar (703), the bottom end of the second fuse (602) is connected with the second conductive copper bar (702), a fourth conductive copper bar (704) is installed between two current transformers (8), a fifth conductive copper bar (705) is fixed at one end of the fourth conductive copper bar (704), the top end of the fifth conductive copper bar (705) is electrically connected with the watt-hour meter (2), two voltmeters (13) and two ammeters (14) are installed on the cabinet body (1), the two voltmeters (13) and the two ammeters (14) are arranged above the electric meter (2).

2. The special teaching measurement cabinet of claim 1, characterized in that: the cabinet body (1) is arranged at the positions of the watt-hour meter (2), the meter tail (4) and the junction box (5) and is provided with through openings.

3. The special teaching measurement cabinet of claim 1, characterized in that: the surface of the cabinet body (1) is provided with heat dissipation holes.

4. The special teaching measurement cabinet of claim 1, characterized in that: the surface of the cabinet body (1) is coated with antirust paint.