CN212676651U

CN212676651U - Isolated low-voltage switch cabinet

Info

Publication number: CN212676651U
Application number: CN202021351520.4U
Authority: CN
Inventors: 崔士勇; 覃明伍; 李建强
Original assignee: Hubei Guoneng Electrical Co ltd
Current assignee: Hubei Guoneng Electrical Co ltd
Priority date: 2020-07-10
Filing date: 2020-07-10
Publication date: 2021-03-09
Anticipated expiration: 2030-07-10

Abstract

The utility model provides an isolated low-voltage switch cabinet, which relates to the field of power equipment and comprises an isolated low-voltage switch cabinet, a connecting plate is arranged in a box body, both sides of the back surface of the connecting plate are respectively provided with a cylinder, the cylinders are in threaded connection with the back surface of the connecting plate, the working end of the cylinder is fixed with a push plate, one side of the push plate is respectively provided with a sealing plate, one end of the sealing plate is welded with a cutting tool, one side of the push plate is respectively provided with a sealing baffle in an array manner, when a short circuit is, or when the temperature is too high, the circuit can be cut in time, the switch device is sealed, the fire is prevented from being enlarged, other switch devices are effectively protected, the property loss is reduced, the damage of the whole equipment is avoided, through the work of cylinder, make cutting tool remove and offset with the baffle, cut off the circuit, utilize simultaneously sealed baffle and limiting plate to offset and separate every switching device.

Description

Isolated low-voltage switch cabinet

Technical Field

The utility model relates to a power equipment technical field especially relates to an isolated low-voltage switchgear.

Background

The low-voltage switch cabinet is suitable for industries such as power plants, petroleum, chemical industry, metallurgy, textile, high-rise buildings and the like, and is used for power transmission, power distribution and electric energy conversion. The product meets the standard regulation of GB7251.1-2013 low-voltage switchgear assembly (IDT IEC 60439-11999). The low-voltage switch cabinet belongs to a product listed in a 3C certification mandatory certification product catalog, and can meet the requirement that each electrical appliance element is reliably fixed at a determined position in a cabinet body. The cabinet body is generally cubic, such as a screen type cabinet body and a box type cabinet body, and also has a prismatic table body such as a table type cabinet body. The cabinet has a single row and also has an array.

Current low-voltage switchgear is because inside high temperature when using, perhaps circuit problem can lead to internal circuit or switch to catch fire, can't carry out the very first time when a certain department catches fire and inform the staff, leads to whole equipment to use, loses a large amount of property, can't keep apart the place that catches fire, leads to the intensity of a fire to stretch and makes other circuits or switch damage.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an isolated low-voltage switch cabinet.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides an isolated low-voltage switchgear, includes the box, is equipped with the connecting plate in the box, and connecting plate back both sides all are equipped with the cylinder, cylinder and connecting plate back threaded connection, and the cylinder working end is fixed with the push pedal, and the push pedal one side all is equipped with the closing plate, and the equal welding of closing plate one end has cutting tool, and the equal array in push pedal one side is equipped with sealed partition plate.

Preferably, both sides all are equipped with the reinforcing plate in the box, and reinforcing plate and box both sides threaded connection are equipped with the baffle in the box, and the baffle both ends all are fixed with the reinforcing plate side, and cutting tool openly offsets with the baffle.

Preferably, keep away from the baffle and be equipped with the limiting plate, the limiting plate both ends are fixed with the reinforcing plate side, and sealed baffle one end all openly offsets with the limiting plate, and the limiting plate openly runs through flutedly, in cutting tool gomphosis and the recess.

Preferably, the switch devices are arranged on the front faces of the limiting plates in an array mode, the switch devices and the limiting plates are connected in a threaded mode, the main switch is arranged above the switch devices, and the main switch is fixed in the box body.

Preferably, the front of the box body is provided with an opening and closing door, the back of the opening and closing door is abutted to the front of the box body, the connecting plate is fixed to the back of the opening and closing door, the side face of the box body is fixed with a hinge, and the hinge rotating shaft is fixed to the side face of the opening and closing door.

Preferably, the box medial surface is equipped with dense smoke sensor, dense smoke sensor and box medial surface threaded connection, dense smoke sensor and cylinder electric connection.

Preferably, the box top is fixed with the alarm, alarm and dense smoke sensor electric connection, and cutting tool one end is equipped with inclination, and cutting tool's inclination is 75 degrees.

Advantageous effects

The utility model discloses in, when certain short circuit in the low-voltage switchgear, perhaps when the high temperature takes place the fire disaster, can be timely cut the circuit, seal the switching device, prevent the intensity of a fire grow, the effectual other switching device of having protected reduces loss of property, has avoided whole equipment to damage, through cylinder work, makes cutting tool remove and offsets with the baffle, cuts off the circuit, utilizes sealed bulkhead and limiting plate to offset simultaneously and separates every switching device.

The utility model discloses in, when the inside high temperature of low-voltage switchgear, perhaps during the short circuit of certain department, when circuit or switching device were on fire, timely thick cigarette sensor sensing through, the timely effectual processing of doing avoids bigger damage, detects in to equipment through thick cigarette sensor, when the source of a fire, through alarm and thick cigarette sensor electric connection, with signal transmission to staff, make in the equipment isolating device carry out the timely processing of making of work.

Drawings

Fig. 1 is an isometric view of the present invention;

fig. 2 is a cross-sectional view of the present invention;

FIG. 3 is an enlarged view taken at A in FIG. 2;

fig. 4 is a partial sectional view of the present invention.

Illustration of the drawings:

1. a box body; 2. a connecting plate; 3. a cylinder; 4. pushing the plate; 5. a sealing plate; 6. cutting a cutter; 7. sealing the partition plate; 8. a reinforcing plate; 9. a baffle plate; 10. a limiting plate; 11. a groove; 12. a switching device; 13. a master switch; 14. opening and closing the door; 15. a hinge; 16. a dense smoke sensor; 17. an alarm.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand, the present invention will be further explained below with reference to the following embodiments and the accompanying drawings, but the following embodiments are only the preferred embodiments of the present invention, and not all embodiments are included. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention.

Specific embodiments of the present invention will be described below with reference to the accompanying drawings.

The specific embodiment is as follows:

referring to fig. 1-4, an isolated low-voltage switch cabinet comprises a box body 1, a connecting plate 2 is arranged in the box body 1, air cylinders 3 are arranged on two sides of the back surface of the connecting plate 2, the air cylinders 3 are in threaded connection with the back surface of the connecting plate 2, a push plate 4 is fixed on the working end of the air cylinders 3, a sealing plate 5 is arranged on one side of the push plate 4, a cutting tool 6 is welded on one end of the sealing plate 5, one end of the cutting tool 6 is provided with an inclination angle, the inclination angle of the cutting tool 6 is 75 degrees, a sealing partition plate 7 is arranged on one side of the push plate 4 in an array manner, reinforcing plates 8 are arranged on two sides in the box body 1, the reinforcing plates 8 are in threaded connection with two sides in the box body 1, a baffle plate 9 is arranged in the box body 1, two ends of the baffle plate 9 are fixed with the side surfaces of the reinforcing plates, the front surface of a limit plate 10 is penetrated with a groove 11, a cutting tool 6 is embedded in the groove 11, the front surface of an over-switch door 14 is provided with a connecting plate 2, an air cylinder 3 is electrically connected with a dense smoke sensor 16, the air cylinder 3 is fixed on the connecting plate 2, the working end of the air cylinder 3 works to move a push plate 4, the cutting tool 6 is fixed at one end of a sealing plate 5 through the sealing plate 5 arranged on the front surface of the push plate 4, the air cylinder 3 works to enable the cutting tool 6 to cut off circuits at two ends of a switch device 12 through the groove 11 in the limit plate 10, the sealing baffle 7 fixed on the back surface of the sealing plate 5 is used for abutting the sealing baffle 7 against a baffle 9 by the air cylinder 3 to isolate the switch device 12, when a certain part in a low-voltage switch cabinet is short-circuited or a fire source is generated due to overhigh temperature, the circuit can be cut off the switch device 12 in time, the, reduce loss of property, avoided whole equipment to damage, through cylinder 3 work, make cutting tool 6 remove and offset with baffle 9, cut off the circuit, utilize simultaneously that sealed partition 7 offsets with limiting plate 10 and separate every switching device 12.

The front of the limit plate 10 is provided with switch devices 12 in an array mode, the switch devices 12 are in thread connection with the limit plate 10, a main switch 13 is arranged above the switch devices 12, the main switch 13 is fixed in a box body 1, the front of the box body 1 is provided with a switch door 14, the back of the switch door 14 is abutted against the front of the box body 1, a connecting plate 2 is fixed on the back of the switch door 14, the side of the box body 1 is fixed with a hinge 15, a rotating shaft of the hinge 15 is fixed on the side of the switch door 14, the inner side of the box body 1 is provided with a dense smoke sensor 16, the dense smoke sensor 16 is in thread connection with the inner side of the box body 1, the dense smoke sensor 16 is electrically connected with a cylinder 3, the top of the box body 1 is fixed with an alarm 17, the alarm 17 is electrically connected with the dense smoke sensor 16, the switch door 14 arranged on the front of the box body 1 is connected, some dense smoke sensor 16 through 1 medial surface threaded connection of box detect, inform the staff through 1 top surface alarm 17 of box and carry out effectual processing, when catching fire through the perception of dense smoke sensor 16, master switch 13 in the box 1 closes, when the inside high temperature of low-voltage switchgear, perhaps during the short circuit of somewhere, circuit or switching device 12 are on fire, timely through the sensing of dense smoke sensor 16, timely effectual processing of doing, avoid bigger damage, detect in the equipment through dense smoke sensor 16, when the fire source, through

alarm

17 and 16 electric connection of dense smoke sensor, signal transmission to staff, make in-equipment isolating device carry out the timely processing of making of work.

The utility model discloses a theory of operation: the switch door 14 arranged on the front surface of the box body 1 is connected with the box body 1 through a hinge 15, the switch door 14 is closed, when a circuit flame tongue switch device 12 at a certain position in the equipment is on fire, the switch door is detected through a thick smoke sensor 16 in threaded connection with the inner side surface of the box body 1, a signal is informed to a worker through an alarm 17 on the top surface of the box body 1 to carry out effective treatment, when the thick smoke sensor 16 senses the fire, a main switch 13 in the box body 1 is closed, a connecting plate 2 is arranged on the front surface of the switch door 14, an air cylinder 3 is electrically connected with the thick smoke sensor 16, the air cylinder 3 is fixed on the connecting plate 2, the working end of the air cylinder 3 works to move a push plate 4, a cutting tool 6 is fixed at one end of a sealing plate 5 through the sealing plate 5 arranged on the front surface of the push plate 4, the air cylinder 3 works to enable the cutting tool, the switching device 12 is isolated by the sealing partition 7 fixed to the back surface of the sealing plate 5 and the air cylinder 3 pressing the sealing partition 7 against the baffle plate 9.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Rather, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an isolated low-voltage switchgear, includes box (1), its characterized in that: be equipped with connecting plate (2) in box (1), connecting plate (2) back both sides all are equipped with cylinder (3), cylinder (3) and connecting plate (2) back threaded connection, and cylinder (3) working end is fixed with push pedal (4), and push pedal (4) one side all is equipped with closing plate (5), and cutting tool (6) have all been welded to closing plate (5) one end, and push pedal (4) one side all array is equipped with sealed partition plate (7).

2. An isolated low-voltage switchgear cabinet according to claim 1, characterized in that: both sides all are equipped with reinforcing plate (8) in box (1), and both sides threaded connection in reinforcing plate (8) and box (1) is equipped with baffle (9) in box (1), and baffle (9) both ends all are fixed with reinforcing plate (8) side, and cutting tool (6) openly offsets with baffle (9).

3. An isolated low-voltage switchgear cabinet according to claim 2, characterized in that: keep away from baffle (9) and be equipped with limiting plate (10), limiting plate (10) both ends are fixed with reinforcing plate (8) side, and sealed baffle (7) one end all openly offsets with limiting plate (10), and limiting plate (10) openly runs through and has recess (11), in cutting tool (6) gomphosis and recess (11).

4. An isolated low-voltage switchgear, according to claim 3, characterized in that: the switch devices (12) are arranged on the front faces of the limit plates (10) in an array mode, the switch devices (12) and the limit plates (10) are in thread milling, a main switch (13) is arranged above the switch devices (12), and the main switch (13) and the box body (1) are fixed in the box body.

5. An isolated low-voltage switchgear cabinet according to claim 1, characterized in that: the front surface of the box body (1) is provided with a switch door (14), the back surface of the switch door (14) is abutted against the front surface of the box body (1), the connecting plate (2) is fixed with the back surface of the switch door (14), the side surface of the box body (1) is fixed with a hinge (15), and a rotating shaft of the hinge (15) is fixed with the side surface of the switch door (14).

6. An isolated low-voltage switchgear cabinet according to claim 1, characterized in that: the inner side surface of the box body (1) is provided with a dense smoke sensor (16), the dense smoke sensor (16) is in threaded connection with the inner side surface of the box body (1), and the dense smoke sensor (16) is electrically connected with the cylinder (3).

7. An isolated low-voltage switchgear cabinet according to claim 1, characterized in that: alarm (17) are fixed with at box (1) top, alarm (17) and dense smoke sensor (16) electric connection, and cutting tool (6) one end is equipped with inclination, and the inclination of cutting tool (6) is 75 degrees.