CN112217110A

CN112217110A - Power distribution cabinet capable of being automatically opened during fire based on magnetic buckle limiting

Info

Publication number: CN112217110A
Application number: CN202011157242.3A
Authority: CN
Inventors: 杨启林
Original assignee: Guangzhou Promise Technology Co ltd
Current assignee: Guangzhou Promise Technology Co ltd
Priority date: 2020-10-26
Filing date: 2020-10-26
Publication date: 2021-01-12

Abstract

The invention provides a power distribution cabinet capable of being automatically opened in case of fire based on magnetic buckle limiting, and relates to the technical field of power distribution cabinets. This switch board that can open automatically when catching fire based on magnetism is detained spacingly, the intelligent cabinet temperature adjusting device comprises a cabinet body, the inside sliding connection of the internal side inner wall of cabinet has the lance, the peripheral fixedly connected with baffle of lance, the left end fixedly connected with spring of baffle, the front end fixed mounting of baffle has the push rod, spacing ball has been placed in the left side of the internal portion lance of cabinet. This switch board that can open automatically when getting on fire based on magnetism is detained spacingly can dispel the heat when the high temperature, and when normal temperature, can seal the cabinet body, and the dust that has significantly reduced has got into, has guaranteed the normal operating of inside components and parts, can make the cabinet door automatic open when the conflagration breaing out, is favorable to putting out a fire to the inside of the cabinet body, has improved the efficiency of putting out a fire, and the switch board with open device used repeatedly certainly, more convenient and the cost is reduced.

Description

Power distribution cabinet capable of being automatically opened during fire based on magnetic buckle limiting

Technical Field

The invention relates to the technical field of power distribution cabinets, in particular to a power distribution cabinet capable of being automatically opened in case of fire based on magnetic buckle limiting.

Background

The power distribution cabinet is the final-stage equipment of a power distribution system and is a general name of a motor control center, so that a plurality of complex wiring and various instruments exist in the power distribution cabinet, the power distribution cabinet can generate certain heat in the use process, the traditional power distribution cabinet is convenient for heat dissipation, fixed heat dissipation holes are formed in the outer side of the power distribution cabinet, but the heat dissipation holes are permanently opened, so that dust can easily enter the interior of the power distribution cabinet to influence the normal operation of internal components, and when the internal circuit of the power distribution cabinet is overloaded or has poor contact, the phenomenon of fire easily occurs, after the fire occurs in the power distribution cabinet, the temperature of the power distribution cabinet can be quickly raised, along with current leakage, the power distribution cabinet cannot be manually opened, the interior of the power distribution cabinet cannot be effectively put out a fire, the fire extinguishing efficiency is reduced, and the self-starting device in the existing early warning self-starting power, when the device is used again, the device needs to be installed again, and the cost is increased.

In order to solve the problems, the inventor provides a power distribution cabinet capable of being automatically opened during fire based on magnetic buckle limiting, the heat dissipation holes can be opened for heat dissipation at high temperature, the cabinet body can be sealed at normal temperature, dust is greatly reduced, normal operation of internal components is guaranteed, the cabinet door can be automatically opened when a fire disaster occurs, fire extinguishment of the interior of the cabinet body is facilitated, fire extinguishment efficiency is improved, and the power distribution cabinet and a self-starting device are repeatedly used, so that the power distribution cabinet is more convenient to use and cost is reduced.

Disclosure of Invention

In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a switch board that can open automatically when getting on fire based on magnetism is detained spacing, includes the cabinet body, lance, baffle, spring, push rod, spacing ball, metal sheet, iron core, coil, atmospheric pressure chamber, piston, ratch, slider, transfer line, contact, gear, shrouding, outer ring gear, first radiating groove, second radiating groove, pin, connecting rod, cabinet door, sleeve.

Wherein:

the inner part of the inner wall of the right side of the cabinet body is slidably connected with a ram, the periphery of the ram is fixedly connected with a baffle, the left end of the baffle is fixedly connected with a spring, the front end of the baffle is fixedly provided with a push rod, the left side of the ram inside the cabinet body is provided with a limiting ball, the left side of the limiting ball inside the cabinet body is elastically connected with a metal plate, the left side of the metal plate inside the cabinet body is fixedly provided with an iron core, the periphery of the iron core is wound with a coil, the upper side and the lower side of the iron core inside the cabinet body are provided with air pressure chambers, the inside of the air pressure chambers is slidably connected with a piston, the upper side and the lower side of the inner wall of the right side of the cabinet body are slidably connected with a toothed bar and a sliding block, a transmission rod is in transmission connection between the toothed, the utility model discloses a cabinet door, including the shrouding, gear, the shrouding is close to the outer ring gear of peripheral fixedly connected with on one side of the gear, first radiating groove has been seted up to the inside of shrouding, the second radiating groove has been seted up to the upper and lower inner wall of the cabinet body, the front side sliding connection of the right side inner wall of the cabinet body has the pin, the transmission is connected with the connecting rod between pin and the baffle, the front side rotation of the cabinet body is connected with the cabinet door, the right.

Preferably, the annular groove is formed in the periphery of the left side of the impact bar and is matched with the limiting ball, so that the impact bar can be limited through extrusion of the limiting ball.

Preferably, the right side of the peripheral cavity of the limiting ball is arc-shaped, and the inner diameter of the limiting ball gradually decreases from left to right, so that the limiting ball can be contracted towards the middle when being pushed towards the right side again.

Preferably, the center of the metal plate is provided with a hole, and the diameter of the hole is larger than that of the striker, so that the striker can penetrate through the middle of the metal plate.

Preferably, the outer side of the single piston is rotatably connected with two transmission rods, one ends of the two transmission rods are rotatably connected with the piston, and the other ends of the two transmission rods are rotatably connected with the toothed rod and the sliding block respectively, so that the movement of the piston can drive the toothed rod and the sliding block to contract or extend simultaneously.

Preferably, the side of the slider adjacent to the contact is fixedly connected with an electric contact, and the contact is electrically connected with the coil through a conducting wire, so that the coil can be electrified after the slider is contacted with the contact.

Preferably, the outer gear ring is meshed with the gear, so that the sealing plate can be driven to rotate by rotation of the gear.

The invention provides a power distribution cabinet capable of being automatically opened during fire based on magnetic buckle limiting. The method has the following beneficial effects:

1. this switch board that can open automatically when getting on fire based on magnetism is detained spacingly, the design of the shrouding of connecting through internal wall internal rotation about the cabinet body, and the cooperation of first radiating groove and the internal second radiating groove of cabinet on the shrouding, when the internal portion temperature of cabinet risees, can make the shrouding rotate, make first radiating groove and the coincidence of second radiating groove, dispel the heat, and when the temperature is just normal, can make first radiating groove and the mutual dislocation of second radiating groove, come to seal the cabinet body, the dust that has significantly reduced has got into, the normal operating of inside components and parts has been guaranteed.

2. This switch board that can open automatically when catching fire based on magnetism detains spacing, through the cabinet body with the movable articulated on cabinet door right side, and control spacing and the promotion to lance and pin through magnetism detain, when catching fire, can cancel spacing to the cabinet door right side, and the right side of inside promotion cabinet door, make the cabinet door automatic open, be favorable to putting out a fire to the inside of the cabinet body, the efficiency of putting out a fire has been improved, and after the completion of putting out a fire, through promoting the push rod, can carry on spacingly to the right side of cabinet door and lance again, make the switch board can continue to use, and open the device and can trigger again, it is more convenient and reduce the cost.

Drawings

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

FIG. 2 is a cross-sectional view of the structure of FIG. 1 taken along line A-A thereof in accordance with the present invention;

FIG. 3 is a cross-sectional view of the structure of FIG. 1 taken along line A-A when activated in accordance with the present invention;

FIG. 4 is a schematic diagram of the right side of the interior of the present invention;

FIG. 5 is an enlarged view of the structure of FIG. 2;

fig. 6 is a cross-sectional view of the structure of fig. 3 at B-B in accordance with the present invention.

In the figure: 1. a cabinet body; 2. a ram; 3. a baffle plate; 4. a spring; 5. a push rod; 6. a limiting ball; 7. a metal plate; 8. an iron core; 9. a coil; 10. a pneumatic chamber; 11. a piston; 12. a rack bar; 13. a slider; 14. a transmission rod; 15. a contact; 16. a gear; 17. closing the plate; 18. an outer ring gear; 19. a first heat sink; 20. a second heat sink; 21. a pin; 22. a connecting rod; 23. a cabinet door; 24. a sleeve.

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.

This can automatic switch board's embodiment of opening when starting a fire based on magnetism is detained spacing as follows:

referring to fig. 1-6, a power distribution cabinet capable of being automatically opened during fire based on magnetic buckle limiting comprises a cabinet body 1, a ram 2, a baffle 3, a spring 4, a push rod 5, a limiting ball 6, a metal plate 7, an iron core 8, a coil 9, a pneumatic cavity 10, a piston 11, a toothed bar 12, a slider 13, a transmission rod 14, a contact 15, a gear 16, a sealing plate 17, an outer gear ring 18, a first heat dissipation groove 19, a second heat dissipation groove 20, a pin 21, a connecting rod 22, a cabinet door 23 and a sleeve 24.

Wherein:

the inner part of the inner wall of the right side of the cabinet body 1 is slidably connected with a collision rod 2, the periphery of the left side of the collision rod 2 is provided with an annular groove, the annular groove is matched with a limit ball 6, so that the limit ball 6 can be limited by extrusion of the limit ball 6, the periphery of the collision rod 2 is fixedly connected with a baffle 3, the left end of the baffle 3 is fixedly connected with a spring 4, the front end of the baffle 3 is fixedly provided with a push rod 5, the left side of the collision rod 2 in the cabinet body 1 is provided with the limit ball 6, the right side of the peripheral cavity of the limit ball 6 is arc-shaped, the inner diameter of the limit ball is gradually reduced from left to right, so that the limit ball 6 can contract towards the middle when being pushed towards the right side, the left side of the limit ball 6 in the cabinet body 1 is elastically connected with a metal plate 7, the center of the metal plate 7 is provided with a hole, the diameter of the hole is, the periphery of the iron core 8 is wound with a coil 9, the upper and lower sides of the iron core 8 in the cabinet body 1 are provided with air pressure cavities 10, the interior of the air pressure cavity 10 is connected with a piston 11 in a sliding manner, the outer side of a single piston 11 is connected with two transmission rods 14 in a rotating manner, one end of each transmission rod 14 is connected with the piston 11 in a rotating manner, and the other end of each transmission rod 14 is respectively connected with a toothed rod 12 and a slide block 13 in a rotating manner, so that the movement of the piston 11 can drive the toothed rod 12 and the slide block 13 to contract or extend simultaneously, through the design of the sealing plate 17 which is connected with the upper and lower inner walls of the cabinet body 1 in a rotating manner and the matching of a first heat dissipation groove 19 on the sealing plate 17 and a second heat dissipation groove 20 in the cabinet body 1, when the temperature in the cabinet body 1 rises, the sealing plate 17 can be rotated to enable the first heat dissipation groove 19, come to seal the cabinet body 1, the dust that has significantly reduced has got into, has guaranteed the normal operating of inside components and parts.

The upper side and the lower side of the inner wall of the right side of the cabinet body 1 are connected with a toothed bar 12 and a sliding block 13 in a sliding manner, one side of the sliding block 13 adjacent to a contact 15 is fixedly connected with an electric contact, and the contact 15 is electrically connected with a coil 9 through a lead wire, therefore, after the sliding block 13 is contacted with the contact 15, the coil 9 can be electrified, a transmission rod 14 is connected between the toothed bar 12, the sliding block 13 and a piston 11 in a transmission manner, the left side of the sliding block 13 in the cabinet body 1 is fixedly connected with the contact 15, the outer side of the toothed bar 12 is engaged with a gear 16, the inner parts of the upper and the lower inner walls of the cabinet body 1 are rotatably connected with sealing plates 17, the periphery of one side of the sealing plates 17 close to the gear 16 is fixedly connected with an outer gear ring 18, the outer gear ring 18 is engaged with the gear 16, so that the rotation of the gear 16 can drive the sealing plates, the transmission is connected with connecting rod 22 between pin 21 and baffle 3, the front side rotation of the cabinet body 1 is connected with cabinet door 23, the right side fixedly connected with sleeve 24 of cabinet door 23, through the movable articulated in cabinet body 1 and cabinet door 23 right side, and spacing and the promotion to lance 2 and pin 21 through the magnetic catch control, when on fire, can cancel spacing to cabinet door 23 right side, and the right side of promoting cabinet door 23 from inside, make cabinet door 23 open automatically, be favorable to putting out a fire to the inside of the cabinet body 1, the efficiency of putting out a fire has been improved, and after putting out a fire and accomplishing, through promoting push rod 5, can carry on spacingly to the right side of cabinet door 23 and lance 2 again, make the switch board can continue to use, and can trigger again from opening the device, it is more convenient and reduce the cost.

When the cabinet is used, under normal conditions, the pin 21 at the front end of the right side of the cabinet body 1 is inserted into the sleeve 24 at the right side of the cabinet door 23 to realize the rotating connection of the cabinet door 23, so as to open and close the cabinet door 23, and when high temperature is generated in the cabinet body 1, the gas in the air pressure chamber 10 is heated and expanded under the action of high temperature, so as to push the piston 11 to move towards two sides, the gear rod 12 is pushed under the action of the transmission rod 14, the sealing plate 17 can be driven to rotate by utilizing the mutual meshing of the gear rod 12 and the gear 16 and the mutual meshing of the gear 16 and the peripheral outer gear ring 18 of the sealing plate 17, so that the first heat dissipation groove 19 and the second heat dissipation groove 20 on the sealing plate 17 are overlapped to accelerate the heat dissipation of the cabinet body 1, and when the temperature in the cabinet body 1 is not too high, the first heat dissipation groove 19 and the second heat dissipation groove 20 can be restored to the mutually staggered position, the dust is prevented from entering, when a fire happens inside the cabinet body 1, the rapidly raised temperature can enable the expansion of the gas inside the air pressure cavity 10 to be more obvious, and further the slider 13 can be pushed to contact with the contact 15 to complete the electrification of the coil 9, so that the left side and the right side of the iron core 8 generate magnetism, and further the metal plate 7 is adsorbed, the metal plate 7 stops pushing the limiting ball 6, further the limiting ball 6 relieves the extrusion limit on the collision rod 2, the baffle 3 drives the collision rod 2 to move under the action of the spring 4, in the moving process of the baffle 3, the pin 21 can be moved towards two sides by utilizing the action of the connecting rod 22, further the limit on the sleeve 24 is relieved, the right side of the cabinet door 23 is pushed by matching with the ejection of the collision rod 2, further the automatic opening of the cabinet door 23 is realized, and the fire is conveniently extinguished inside the cabinet body 1, after the fire extinguishing is finished and recovered, the cabinet door 23 is opened, the sleeve 24 is aligned with the pin 21 again, the baffle 3 and the impact rod 2 are driven to move inwards again by pushing the push rod 5 inwards, the metal plate 7 is matched with the limit ball 6 to extrude and contract again, the limit of the impact rod 2 is realized again, and the pin 21 is driven to be inserted into the sleeve 24 again, so that the cabinet body 1 can be continuously used, and can be continuously triggered when the fire is started next time.

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 switch board that can open automatically when getting on fire based on magnetism is detained spacingly, includes the cabinet body (1), its characterized in that: the inner part of the right inner wall of the cabinet body (1) is connected with a collision rod (2) in a sliding manner, the periphery of the collision rod (2) is fixedly connected with a baffle (3), the left end of the baffle (3) is fixedly connected with a spring (4), the front end of the baffle (3) is fixedly provided with a push rod (5), the left side of the inner collision rod (2) of the cabinet body (1) is provided with a limit ball (6), the left side of the inner limit ball (6) of the cabinet body (1) is elastically connected with a metal plate (7), the left side of the inner metal plate (7) of the cabinet body (1) is fixedly provided with an iron core (8), the periphery of the iron core (8) is wound with a coil (9), the upper side and the lower side of the iron core (8) of the cabinet body (1) are provided with air pressure cavities (10), the inner part of the air pressure cavities (10) is connected with a piston (11) in a, a transmission rod (14) is connected between the toothed bar (12) and the sliding block (13) and the piston (11) in a transmission way, a contact (15) is fixedly connected to the left side of the sliding block (13) in the cabinet body (1), the outer side of the rack bar (12) is engaged with a gear (16), the inner parts of the upper and lower inner walls of the cabinet body (1) are rotatably connected with sealing plates (17), the periphery of one side of the sealing plate (17) close to the gear (16) is fixedly connected with an outer gear ring (18), a first heat dissipation groove (19) is arranged inside the sealing plate (17), a second heat dissipation groove (20) is arranged on the upper inner wall and the lower inner wall of the cabinet body (1), the front side of the inner wall of the right side of the cabinet body (1) is connected with a pin (21) in a sliding way, a connecting rod (22) is connected between the pin (21) and the baffle (3) in a transmission way, the front side of the cabinet body (1) is rotatably connected with a cabinet door (23), and the right side of the cabinet door (23) is fixedly connected with a sleeve (24).

2. The switch board that can open automatically when starting a fire based on magnetism is detained spacingly of claim 1, characterized in that: an annular groove is formed in the periphery of the left side of the collision rod (2), and the annular groove is matched with the limiting ball (6).

3. The switch board that can open automatically when starting a fire based on magnetism is detained spacingly of claim 1, characterized in that: the right side of the peripheral cavity of the limiting ball (6) is arc-shaped, and the inner diameter is gradually reduced from left to right.

4. The switch board that can open automatically when starting a fire based on magnetism is detained spacingly of claim 1, characterized in that: the center of the metal plate (7) is provided with a hole, and the diameter of the hole is larger than that of the impact rod (2).

5. The switch board that can open automatically when starting a fire based on magnetism is detained spacingly of claim 1, characterized in that: the outer side of the single piston (11) is rotatably connected with two transmission rods (14), one ends of the two transmission rods (14) are rotatably connected with the piston (11), and the other ends of the two transmission rods are respectively rotatably connected with the rack bar (12) and the sliding block (13).

6. The switch board that can open automatically when starting a fire based on magnetism is detained spacingly of claim 1, characterized in that: and one side of the sliding block (13) adjacent to the contact (15) is fixedly connected with an electric contact, and the contact (15) is electrically connected with the coil (9) through a lead.

7. The switch board that can open automatically when starting a fire based on magnetism is detained spacingly of claim 1, characterized in that: the external gear ring (18) and the gear (16) are mutually meshed.