CN111884089A

CN111884089A - Outdoor low-voltage alternating-current distribution box

Info

Publication number: CN111884089A
Application number: CN202010738116.0A
Authority: CN
Inventors: 王迎华
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-28
Filing date: 2020-07-28
Publication date: 2020-11-03

Abstract

The invention relates to the technical field of alternating current distribution boxes and discloses an outdoor low-voltage alternating current distribution box which comprises a box body, wherein a telescopic cylinder is fixedly arranged inside a locking mechanism, ejector rods are movably arranged on two sides inside the telescopic cylinder, a supporting spring is fixedly arranged at the bottom end of each ejector rod, an electromagnet is fixedly arranged inside the telescopic cylinder, a common magnet is movably arranged on the left side of the electromagnet, a rack is fixedly arranged on the left side of the common magnet, clamping arms are rotatably arranged on two sides of the rack, and a supporting plate is fixedly arranged below the clamping arms. This outdoor low-voltage AC distribution box through putting electronic components in the backup pad and promoting, drives the centre gripping arm and rotates to the inboard, drives ordinary magnet and removes and extrudees the ejector pin, and the ejector pin is to the inboard shrink, supports the electro-magnet when ordinary magnet, and the circular arc of the ordinary magnet both sides of ejector pin laminating is spacing, realizes pressing from both sides tight completely to electronic components, has realized the effect that modularization installation electronic components saved time.

Description

Outdoor low-voltage alternating-current distribution box

Technical Field

The invention relates to the technical field of alternating current distribution boxes, in particular to an outdoor low-voltage alternating current distribution box.

Background

The distribution box is a general name of a motor control center, the distribution box is used in occasions with dispersed loads and less loops, and the alternating current distribution box is a branch switch control distribution box which consists of a voltmeter, an ammeter, a switch, a fuse, a signal lamp, a line and the like according to different required places, different electric equipment and different power consumptions.

The outdoor alternating current distribution box in the market at present can meet basic requirements in structure and function, but the defects that the outdoor distribution box is prone to failure under special conditions due to the fact that too many sensors are adopted as control equipment, a fire extinguisher is not arranged in the distribution box, screws are needed to lock in the process of mounting electronic components, installation is troublesome, time is wasted and the like exist.

Disclosure of the invention technical problem (1)

Aiming at the defects of the prior art, the invention provides an outdoor low-voltage alternating-current distribution box which has the advantages that the interior of the distribution box is not controlled by a sensor, a fire extinguisher is arranged in the distribution box, electronic components are installed in a modularized mode, time is saved, and the like, and the problems that the sensor in a common distribution box is easy to break down under special conditions, the fire extinguisher is not arranged in the distribution box, the process of installing the electronic components is troublesome, time is wasted, and the like are solved.

(II) technical scheme

In order to achieve the purpose of saving time by controlling the interior of the distribution box without adopting a sensor, arranging a fire extinguisher in the distribution box and modularly installing electronic components, the invention provides the following technical scheme:

an outdoor low-voltage alternating-current distribution box comprises a box body, wherein a box door is movably mounted on the outer side of the box body, a rain-proof cover is fixedly mounted above the box body, heat dissipation holes are formed in two sides of the box body, a heat dissipation net is fixedly mounted above the inner part of the box body, a locking mechanism is fixedly mounted below the heat dissipation net, a telescopic cylinder is fixedly mounted inside the locking mechanism, ejector rods are movably mounted on two sides inside the telescopic cylinder, a supporting spring is fixedly mounted at the bottom end of each ejector rod, an electromagnet is fixedly mounted inside the telescopic cylinder, a common magnet is movably mounted on the left side of the electromagnet, a rack is fixedly mounted on the left side of the common magnet, clamping arms are rotatably mounted on two sides of the rack, a supporting plate is fixedly mounted below each clamping arm, a magnetic switch is fixedly mounted on the side edge of the, the right side fixed mounting of gasbag has the assembly switch, and the left side movable mounting of gasbag has the push rod, and the left side fixed mounting of push rod has the fire extinguisher, and the inside fixed mounting of fire extinguisher has the valve, and the inside movable mounting of valve has the locking lever, and the below fixed mounting of fire extinguisher has the dust screen, and the below of dust screen is rotated and is installed the fan, and the inside right side of box is provided with the wiring storehouse, and the left side fixed mounting in wiring storehouse has the baffle.

Preferably, the top fixed mounting of louvre has convex baffle, because AC distribution box settles outdoors, and ring shape baffle can prevent effectively that the rainwater from getting into the box inside, thereby causes the inside short circuit of box to lead to the circuit to break off.

Preferably, the locking mechanisms are uniformly distributed on the partition plate in a rectangular shape, the locking mechanisms can realize the modularized rapid installation and positioning of the electronic components, a lot of installation troubles are saved, the electronic components in the electronic components can be neatly arranged due to the uniform distribution of the rectangular shapes, and the electronic components are more convenient to maintain.

Preferably, the electromagnet generates magnetism opposite to that of the common magnet when being electrified, and the electromagnet can repel the common magnet when being electrified, so that the clamping arm loosens the electronic component, and the electronic component is convenient to take out.

Preferably, the two sides of the common magnet are provided with circular arcs which can be in contact fit with the ejector rod, so that the electronic component is completely clamped.

Preferably, the clamping arms are symmetrically distributed on two sides of the rack, and the symmetrically distributed clamping arms can be more stable and firmer in the process of clamping the electronic component.

Preferably, the inside of fire extinguisher is equipped with carbon dioxide gas, and the air vent has been seted up to the inside of locking lever, and the both sides fixed mounting of locking lever has the pin, and the air vent can realize the carbon dioxide release in the fire extinguisher to put out a fire the operation, the pin is in order to guarantee that the locking lever can not appear rotating at the removal in-process.

(III) advantageous effects

Compared with the prior art, the invention provides an outdoor low-voltage alternating-current distribution box, which has the following beneficial effects:

1. this outdoor low-voltage AC distribution box, when taking place the conflagration outdoors through AC distribution box, the inside gasbag of control mechanism is heated the inflation, the gasbag is at first extruded assembly switch, thereby the circular telegram of disconnection internal line and external circuit is connected, the gasbag continues the inflation and begins to extrude the push rod thereupon, the push rod moves left and drives the locking lever and remove to the left side, air vent inside as the locking lever aligns with the gas outlet of fire extinguisher, the inside carbon dioxide of fire extinguisher passes through the outside release of air vent, put out a fire the operation, if adopt sensor control, the sensor is very easily broken down in the conflagration, lead to the inside loss of box bigger, realized not adopting the sensor to control inside the block terminal and at the inside effect that is provided with the fire extinguisher of block terminal.

2. This outdoor low-voltage AC distribution box, through at box internally mounted electronic components, only need to put electronic components and promote to the baffle direction in the backup pad, thereby it moves to the right side to drive the rack, thereby it rotates to drive the centre gripping arm to the inboard, thereby it moves to the right side to drive ordinary magnet, contact and the extrusion ejector pin with the ejector pin, the ejector pin is to the inboard shrink under the supporting spring effect, reach the electro-magnet that does not lead to when ordinary magnet, the rack stops to move, the ejector pin carries on spacingly in the circular arc of laminating ordinary magnet both sides completely under supporting spring's effect, the realization is tight to electronic components's complete clamp, the effect that modularization installation electronic components saved time has been realized.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a schematic front internal cross-sectional view of the inventive structure;

FIG. 3 is a side internal cross-sectional view of the inventive structure;

FIG. 4 is a schematic top view of the locking mechanism of the present invention;

FIG. 5 is an enlarged view of the structure shown in FIG. 2 at A according to the present invention;

FIG. 6 is an enlarged view of the structure shown at B in FIG. 4 according to the present invention;

FIG. 7 is a cross-sectional schematic view of the locking bar of the present invention.

In the figure: 1. a box body; 2. a box door; 3. a rain cover; 4. heat dissipation holes; 5. a heat-dissipating web; 6. a locking mechanism; 7. a control mechanism; 8. a push rod; 9. a fire extinguisher; 10. a dust screen; 11. a fan; 12. a wiring bin; 601. a telescopic cylinder; 602. an electromagnet; 603. a common magnet; 604. a rack; 605. a clamp arm; 606. a support plate; 701. an air bag; 702. an assembly switch; 901. a valve; 902. a lock lever; 6011. a top rod; 6012. a support spring; 6061. a magnetic switch; 9021. a vent hole; 9022. a stop lever; 1201. a separator.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-7, an outdoor low-voltage ac distribution box comprises a box body 1, a box door 2 is movably mounted on the outer side of the box body 1, a rain cover 3 is fixedly mounted above the box body 1, heat dissipation holes 4 are formed in two sides of the box body 1, an arc-shaped baffle is fixedly mounted above the heat dissipation holes 4, because the ac distribution box is mounted outdoors, the arc-shaped baffle can effectively prevent rainwater from entering the box body 1 to cause short circuit inside the box body 1 to interrupt the circuit, a heat dissipation net 5 is fixedly mounted above the inside of the box body 1, a locking mechanism 6 is fixedly mounted below the heat dissipation net 5, a telescopic cylinder 601 is fixedly mounted inside the locking mechanism 6, ejector rods 6011 are movably mounted on two sides inside the telescopic cylinder 601, a support spring 6012 is fixedly mounted at the bottom end of the ejector rod 6011, an electromagnet 602 is fixedly mounted inside the telescopic cylinder 601, and, the both sides of ordinary magnet 603 are provided with circular-arcly, the circular-arcly of both sides can with ejector pin 6011 contact cooperation, the realization is tight to electronic components's complete clamp, the left side fixed mounting of ordinary magnet 603 has rack 604, the both sides of rack 604 are rotated and are installed clamping arm 605, clamping arm 605's below fixed mounting has backup pad 606, the side fixed mounting of backup pad 606 has logical magnetic switch 6061, can realize the repulsion to ordinary magnet 603 when electro-magnet 602 circular telegram, thereby realize clamping arm 605 and to electronic components's release, make things convenient for electronic components to take out, clamping arm 605 is the symmetric distribution in rack 604 both sides, the clamping arm 605 of symmetric distribution can be more stable and firm in the clamping process to electronic components.

A control mechanism 7 is fixedly installed at the lower right corner inside the box body 1, an air bag 701 is fixedly installed inside the control mechanism 7, an assembly switch 702 is fixedly installed at the right side of the air bag 701, a push rod 8 is movably installed at the left side of the air bag 701, a fire extinguisher 9 is fixedly installed at the left side of the push rod 8, a valve 901 is fixedly installed inside the fire extinguisher 9, a lock rod 902 is movably installed inside the valve 901, carbon dioxide gas is installed inside the fire extinguisher 9, a vent hole 9021 is formed inside the lock rod 902, stop rods 9022 are fixedly installed at the two sides of the lock rod 902, the vent hole 9021 can release carbon dioxide in the fire extinguisher 9, so that fire extinguishing operation is carried out, the stop rods 9022 are used for ensuring that the lock rod 902 cannot rotate in the moving process, a dust screen 10 is fixedly installed below the fire screen 9, a fan 11 is rotatably installed below the dust, the left side fixed mounting in wiring storehouse 12 has baffle 1201, and locking mechanism 6 is rectangle evenly distributed on baffle 1201, and locking mechanism 6 can realize that electronic components modularization installs the location fast, saves a lot of trouble of installing, and rectangle evenly distributed can make inside electronic components neatly arrange, and is also more convenient during the maintenance.

The working principle is as follows: when a fire disaster occurs outdoors in the alternating current distribution box, the air bag 701 in the control mechanism 7 is heated to expand, the air bag 701 firstly extrudes the assembly switch 702, so that the power-on connection between an internal circuit and an external circuit is disconnected, the air bag 701 continuously expands to begin to extrude the push rod 8, the push rod 8 moves to the left side to drive the lock rod 902 in the valve 901 to move to the left side, the lock rod 902 moves stably under the action of the stop rod 9022, when the air hole 9021 in the lock rod 902 is aligned with the air outlet of the fire extinguisher 9, carbon dioxide in the fire extinguisher is released outwards through the air hole to perform fire extinguishing operation, if the sensor is adopted for control, the sensor is easy to break down in the fire disaster, the sensor is expensive in manufacturing cost, the loss in the box body 1 is larger, and the sensor is not.

When electronic components need to be installed in the box body 1, the electronic components are only needed to be placed on the supporting plate 606 and pushed towards the partition plate 1201, thereby driving the rack 604 to move to the right side, and driving the holding arm 605 to rotate to the inner side, thereby driving the common magnet 603 to move to the right side, contacting with the ejector rod 6011 and extruding the ejector rod 6011, the ejector rod 6011 contracts to the inner side under the action of the supporting spring 6012, when the common magnet 603 abuts against the non-electrified electromagnet 602, the rack 604 stops moving, the ejector rod 6011 completely adheres to the arcs on the two sides of the common magnet 603 under the action of the supporting spring 6012 for limiting, so as to completely clamp the electronic component, when the electronic component needs to be taken down, the magnetic switch 6061 is pressed, the electromagnet 602 is electrified to generate repulsive force to the common magnet 603, thereby drive centre gripping arm 605 and rotate to the outside and loosen electronic components, whole installation is quick simple convenient operation.

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 an outdoor low-voltage AC distribution box, includes box (1), its characterized in that: a box door (2) is movably mounted on the outer side of the box body (1), a rainproof cover (3) is fixedly mounted above the box body (1), heat dissipation holes (4) are formed in two sides of the box body (1), a heat dissipation net (5) is fixedly mounted above the inner part of the box body (1), a locking mechanism (6) is fixedly mounted below the heat dissipation net (5), a telescopic cylinder (601) is fixedly mounted inside the locking mechanism (6), ejector rods (6011) are movably mounted on two sides of the inner part of the telescopic cylinder (601), a supporting spring (6012) is fixedly mounted at the bottom end of the ejector rod (6011), an electromagnet (602) is fixedly mounted inside the telescopic cylinder (601), a common magnet (603) is movably mounted on the left side of the electromagnet (602), a rack (604) is fixedly mounted on the left side of the common magnet (603), clamping arms (605) are rotatably mounted on two sides of the rack (604), a supporting plate, side fixed mounting of backup pad (606) has magnetic switch (6061), the inside lower right corner fixed mounting of box (1) has control mechanism (7), the inside fixed mounting of control mechanism (7) has gasbag (701), the right side fixed mounting of gasbag (701) has assembly switch (702), the left side movable mounting of gasbag (701) has push rod (8), the left side fixed mounting of push rod (8) has fire extinguisher (9), the inside fixed mounting of fire extinguisher (9) has valve (901), the inside movable mounting of valve (901) has locking lever (902), the below fixed mounting of fire extinguisher (9) has dust screen (10), fan (11) are installed in the below rotation of dust screen (10), the inside right side of box (1) is provided with wiring storehouse (12), the left side fixed mounting of wiring storehouse (12) has baffle (1201).

2. An outdoor low voltage ac distribution box according to claim 1, wherein: and an arc-shaped baffle is fixedly arranged above the heat dissipation holes (4).

3. An outdoor low voltage ac distribution box according to claim 1, wherein: the locking mechanisms (6) are uniformly distributed on the partition plate (1201) in a rectangular shape.

4. An outdoor low voltage ac distribution box according to claim 1, wherein: when the electromagnet (602) is electrified, the magnetism generated is opposite to that of the common magnet (603).

5. An outdoor low voltage ac distribution box according to claim 1, wherein: two sides of the common magnet (603) are provided with circular arcs.

6. An outdoor low voltage ac distribution box according to claim 1, wherein: the clamping arms (605) are symmetrically distributed on two sides of the rack (604).

7. An outdoor low voltage ac distribution box according to claim 1, wherein: carbon dioxide gas is filled in the fire extinguisher (9), a vent hole (9021) is formed in the lock rod (902), and stop rods (9022) are fixedly installed on two sides of the lock rod (902).