CN111952857A - Safe and environment-friendly low-voltage power distribution cabinet - Google Patents
Safe and environment-friendly low-voltage power distribution cabinet Download PDFInfo
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- CN111952857A CN111952857A CN202010867923.2A CN202010867923A CN111952857A CN 111952857 A CN111952857 A CN 111952857A CN 202010867923 A CN202010867923 A CN 202010867923A CN 111952857 A CN111952857 A CN 111952857A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
- A62C3/16—Fire prevention, containment or extinguishing specially adapted for particular objects or places in electrical installations, e.g. cableways
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C35/00—Permanently-installed equipment
- A62C35/02—Permanently-installed equipment with containers for delivering the extinguishing substance
- A62C35/023—Permanently-installed equipment with containers for delivering the extinguishing substance the extinguishing material being expelled by compressed gas, taken from storage tanks, or by generating a pressure gas
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
- A62C37/36—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device
- A62C37/38—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device by both sensor and actuator, e.g. valve, being in the danger zone
- A62C37/42—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device by both sensor and actuator, e.g. valve, being in the danger zone with mechanical connection between sensor and actuator, e.g. rods, levers
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
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- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Casings For Electric Apparatus (AREA)
Abstract
The invention relates to the technical field of power distribution cabinets, in particular to a safe and environment-friendly low-voltage power distribution cabinet. The flexible sealing plate capable of lifting and the inert gas storage bottle capable of injecting inert gas into the cabinet body are arranged, so that the fire extinguishing operation can be automatically carried out, and the fire extinguishing mode is very environment-friendly.
Description
Technical Field
The invention relates to the technical field of power distribution cabinets, in particular to a safe and environment-friendly low-voltage power distribution cabinet.
Background
The distribution cabinet is a final-stage device of a distribution system. The power distribution cabinet is a general name of a motor control center. The power distribution cabinet is used in the occasions with dispersed loads and less loops; the motor control center is used for occasions with concentrated loads and more loops. They distribute the power of a certain circuit of the upper-level distribution equipment to the nearby loads. This level of equipment should provide protection, monitoring and control of the load. The rated current of the low-voltage power distribution cabinet is 50Hz, and the power distribution system with the rated voltage of 380v is used for power, illumination and power conversion and control of power distribution.
When the existing low-voltage power distribution cabinet is used, when equipment in the cabinet body spontaneously ignites, the automatic fire extinguishing device is not generally arranged in the cabinet body, and thus, when patrolmen do not find the equipment in time, the equipment easily causes large-scale fire disasters and is very unsafe. When patrolmen find the spontaneous combustion condition in time, power is cut off in time, the cabinet body is opened, the fire is extinguished by using water or a dry powder fire extinguisher, and the fire is extinguished directly by using water, so that on one hand, the rest equipment is damaged, on the other hand, a large amount of waste water is generated, and the environment is not protected; when the dry powder fire extinguisher is used for extinguishing fire, the dry powder sprayed by the dry powder fire extinguisher is extremely easy to cause inhalation pneumonia and chemical pneumonia after excessive inhalation, and is not environment-friendly. The low-voltage power distribution cabinet with the automatic fire extinguishing device is designed, and meanwhile, the fire extinguishing mode is very environment-friendly.
Disclosure of Invention
The invention aims to solve the defects that an automatic fire extinguishing device is not provided, the existing fire extinguishing mode is not environment-friendly, and the existing fire extinguishing mode is not very safe in the prior art, and provides a safe and environment-friendly low-voltage power distribution cabinet.
In order to achieve the purpose, the invention adopts the following technical scheme:
a safe and environment-friendly low-voltage power distribution cabinet is designed, which comprises a cabinet body, wherein a rectangular cylinder is fixedly arranged at the bottom end of the cabinet body, a bottom plate is fixedly arranged at the bottom end of the rectangular cylinder, a plurality of uniformly distributed ventilation openings are respectively arranged on two corresponding side surfaces of the cabinet body, a connecting plate is respectively fixedly arranged on two sides of each adjacent ventilation opening through screws, a vertically arranged U-shaped plate is fixedly arranged on each connecting plate, the two U-shaped plates are arranged correspondingly, a sliding plate matched with the U-shaped plates is inserted between the two U-shaped plates, the inner side surfaces of the sliding plates are fixedly provided with a flexible sealing plate, the inner side surfaces of the flexible sealing plates are contacted with the surface of the cabinet body, and the flexible sealing plate covers all the ventilation openings, the bottom end of the sliding plate is fixedly connected with a lifting motion mechanism, and the two lifting motion mechanisms are connected to the same driving module in a transmission manner.
Preferably, the lifting movement mechanism comprises a first fixed plate, movable rods, reset springs and rollers, the bottom ends of the sliding plates are fixedly connected with the vertically arranged movable rods, the first fixed plate is fixedly mounted on the outer wall of the cabinet body right below the movable rods, the bottom ends of the movable rods extend downwards until penetrating through the first fixed plate, the movable rods between the first fixed plate and the sliding plates are sleeved with the reset springs, two ends of each reset spring are respectively and fixedly connected to the first fixed plate and the sliding plates, and the rollers are fixedly mounted at the tail ends of the movable rods below the first fixed plate;
the driving module comprises cams, a driving shaft, a first gear, a motor, a second gear and a control module, the driving shaft perpendicular to the two movable rods is fixedly and rotatably mounted in the rectangular cylinder, the motor parallel to the driving shaft is further fixedly mounted in the rectangular cylinder, the second gear coaxially arranged with the output shaft of the motor is fixedly mounted at the tail end of the output shaft of the motor, the first gear meshed with the second gear is fixedly mounted on the driving shaft, two ends of the main shaft extend outwards to the positions under the two rollers, the outer tail ends of the rollers are fixedly mounted with a cam, and the cams are all contacted with the corresponding rollers;
the control module comprises a power supply module, a time-delay power-off switch and a temperature switch module, the rectangular cylinder is internally and fixedly provided with the power supply module and the time-delay power-off switch, the temperature switch module is fixedly arranged in the cabinet body, the time-delay power-off switch is electrically connected with the motor, and the time-delay power-off switch is electrically connected with the power supply module through the temperature switch module.
Preferably, there is the inert gas storage bottle of inversion through fixture fixed mounting on the cabinet body dorsal part outer wall, run through on the cabinet body dorsal part outer wall and be provided with the outlet duct corresponding with the inert gas storage bottle, the setting of outlet duct perpendicular to cabinet body dorsal part outer wall surface, through valve fixed connection between outlet duct and the inert gas storage bottle, be connected through the drive mechanism transmission between valve rod on the valve and the drive module.
Preferably, the transmission mechanism comprises a driven shaft, a third gear, a rectangular through groove, a first rack, a second rack and a fourth gear, a driven shaft arranged parallel to the driving shaft is fixedly arranged in the rectangular cylinder, a third gear meshed with the first gear is fixedly arranged on the driven shaft, a rectangular through groove corresponding to the third gear is formed in the rectangular cylinder, part of the wheel body of the third gear extends out of the rectangular through groove, a fourth gear which is coaxially arranged with the valve rod is fixedly arranged at the tail end of the outer side of the valve rod, a second rack which is meshed with the first gear is arranged at one side of the first gear, the second gear is vertically arranged, a first rack meshed with the third gear is arranged below the second gear, the first rack is arranged in parallel with the second rack, the second rack is fixedly connected with the first rack, and the first rack is slidably mounted on the vertical motion guide mechanism.
Preferably, the temperature switch module comprises a back plate, a first transverse plate, a second transverse plate, a third transverse plate, a telescopic column, a spring, a baffle, a sleeve, a glass tube, a plug board and a button switch, wherein the first transverse plate, the second transverse plate and the third transverse plate are sequentially and fixedly installed on any one side surface of the back plate from top to bottom, the telescopic column is arranged on the second transverse plate in a penetrating manner, the spring is arranged between the top end of the telescopic column and the first transverse plate, two ends of the spring are respectively and fixedly connected onto the first transverse plate and the telescopic column, the baffle is fixedly connected to the bottom end of the telescopic column after the second transverse plate passes through the second transverse plate, the sleeve is fixedly installed on the baffle, another sleeve is fixedly installed on the upper surface of the second transverse plate, the two sleeves are coaxially arranged, the glass tube is arranged between the two sleeves, and two ends of the glass tube are respectively inserted into, thermosensitive liquid is filled in the inner cavity of the glass tube, a plugboard is respectively arranged on the third transverse boards on two sides of the glass tube in a penetrating manner, a button switch corresponding to the third transverse board is fixedly mounted on the back board below the third transverse board, two button switches are fixedly connected to keycaps of the button switches after the bottom ends of the plugboards penetrate through the third transverse boards, and the button switches are respectively electrically connected with the power supply module and the time delay power-off switch.
Preferably, the flexible sealing plate is a high-temperature-resistant silica gel plate.
The invention provides a safe and environment-friendly low-voltage power distribution cabinet, which has the beneficial effects that: the temperature in the cabinet body rises by arranging the driving module, the lifting telemechanical mechanism, the flexible sealing plate and the like, at the moment, the temperature switch module senses that the temperature is too high and is closed immediately, the driving module drives the lifting motion mechanism to drive the sliding plate to move downwards, when the sliding plate moves to a position where the flexible sealing plate can seal all ventilation openings, the motor 16 is powered off by the time delay power-off switch, at the moment, the ventilation openings are sealed by the flexible sealing plate, the cabinet body is in a sealed state, external air cannot enter, oxygen required by combustion cannot be provided, flames in the cabinet body can be gradually extinguished, and therefore equipment in the cabinet body is protected, water or dry powder fire extinguishers do not need to be contacted, and the environment is very environment-friendly;
through setting up and the cabinet body between the inert gas storage bottle that is linked together through the outlet duct, actuating mechanism is in the moving, through drive mechanism synchronous drive valve pole rotation, and then realizes opening the valve in the intake pipe, opens the back, and inert gas in the inert gas storage bottle passes through the outlet duct and gets into that the cabinet is internal to make the shared percentage of internal oxygen of cabinet descend, thereby the extinguishing of flame with higher speed.
Drawings
Fig. 1 is a schematic structural diagram of a safety environment-friendly low-voltage power distribution cabinet according to the present invention;
fig. 2 is a schematic structural diagram of a safe and environment-friendly low-voltage power distribution cabinet according to the present invention;
fig. 3 is a schematic structural diagram three of a safety environment-friendly low-voltage power distribution cabinet according to the present invention;
fig. 4 is a schematic diagram of a transverse structure of a safety environment-friendly low-voltage power distribution cabinet according to the present invention;
FIG. 5 is a schematic view of a portion of the structure of FIG. 1 at A;
FIG. 6 is a schematic view of a portion of the structure of FIG. 2 at B;
FIG. 7 is a schematic view of a portion of the structure of FIG. 3 at C;
FIG. 8 is a schematic view of a portion of the structure of FIG. 3 at D;
fig. 9 is a schematic structural diagram of a temperature switch module of a safe and environment-friendly low-voltage power distribution cabinet according to the present invention;
fig. 10 is a schematic structural diagram of a temperature switch module of a safe and environment-friendly low-voltage power distribution cabinet according to the present invention;
fig. 11 is a system block diagram of a safety and environment-friendly low-voltage power distribution cabinet according to the present invention.
In the figure: the cabinet comprises a cabinet body 1, a rectangular cylinder 2, a bottom plate 3, a vent 4, a connecting plate 5, a U-shaped plate 6, a sliding plate 7, a flexible sealing plate 8, a first fixing plate 9, a movable rod 10, a return spring 11, a roller 12, a cam 13, a driving shaft 14, a first gear 15, a motor 16, a second gear 17, a driven shaft 18, a third gear 19, a rectangular through groove 20, a first rack 22, a second fixing plate 23, a rod sleeve 24, a guide rod 25, a second rack 26, an inert gas storage bottle 27, an air outlet pipe 28, a valve 29, a valve rod 30, a fourth gear 31, a mounting plate 32, a fixing rod 33, an arc-shaped clamping plate 34, a temperature switch module 35, a back plate 351, a first transverse plate 352, a second transverse plate 353, a third transverse plate 354, a telescopic column 355, a spring 356, a baffle 357, a sleeve 358, a glass tube 359, an.
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.
Example 1
Referring to fig. 1-11, a safe and environment-friendly low-voltage power distribution cabinet comprises a cabinet body 1, a rectangular cylinder 2 is fixedly arranged at the bottom end of the cabinet body 1, a bottom plate 3 is fixedly arranged at the bottom end of the rectangular cylinder 2, a plurality of uniformly distributed ventilation openings 4 are respectively arranged on two corresponding side surfaces of the cabinet body 1, a connecting plate 5 is respectively fixedly arranged at two sides of each group of adjacent ventilation openings 4 through screws, a vertically arranged U-shaped plate 6 is respectively fixedly arranged on each connecting plate 5, the two U-shaped plates 6 are arranged correspondingly, a sliding plate 7 matched with the two U-shaped plates 6 is inserted between the two U-shaped plates 6, a flexible sealing plate 8 is fixedly arranged on the inner side surface of each sliding plate 7, the inner side surface of each flexible sealing plate 8 is contacted with the surface of the cabinet body 1, and the flexible sealing plate 8 covers all the ventilation openings 4, the bottom end of the sliding plate 7 is fixedly connected with a lifting motion mechanism, and the two lifting motion mechanisms are connected to the same driving module in a transmission manner. The flexible sealing plate 8 is a high temperature resistant silica gel plate. The cabinet body 1 has no other openings except the ventilation opening 4, and the cabinet door is sealed.
The lifting movement mechanism comprises a first fixing plate 9, a movable rod 10, a reset spring 11 and idler wheels 12, wherein the bottom end of each sliding plate 7 is fixedly connected with a vertically arranged movable rod 10, the first fixing plate 9 is fixedly installed on the outer wall of the cabinet body 1 right below the movable rod 10, the bottom end of each movable rod 10 extends downwards until penetrating through the corresponding first fixing plate 9, the reset spring 11 is sleeved on the movable rod 10 between the corresponding first fixing plate 9 and the corresponding sliding plate 7, two ends of each reset spring 11 are respectively and fixedly connected to the corresponding first fixing plate 9 and the corresponding sliding plate 7, and the idler wheels 12 are fixedly installed at the tail ends of the movable rods 10 below the corresponding first fixing plates 9; the roller 12 functions to reduce the friction between the movable lever 10 and the cam 13.
The driving module comprises cams 13, a driving shaft 14, a first gear 15, a motor 16, a second gear 17 and a control module, the driving shaft 14 perpendicular to the two movable rods 10 is fixedly and rotatably installed in the rectangular cylinder 2, the motor 16 parallel to the driving shaft 14 is also fixedly installed in the rectangular cylinder 2, the second gear 17 coaxial with the motor is fixedly installed at the tail end of an output shaft of the motor 16, the first gear 15 meshed with the second gear 17 is fixedly installed on the driving shaft 14, two ends of the main shaft 14 extend outwards to the positions right below the two rollers 12, the outer tail end of each roller 14 is fixedly provided with one cam 13, and the cams 13 are all contacted with the corresponding rollers 12; when the switch board is under normal operating condition, two cams 13 are in the highest position of gyro wheel 12 jack-up, and movable rod 10 will slide 7 jack-up to the highest position along two U type boards 6 this moment, and two flexible sealing plate 8 can not block up some vent 4, and the equipment in the cabinet body 1 can be through the air that vent 4 went out and dispel the heat.
The control module comprises a power supply module, a time-delay power-off switch and a temperature switch module, the power supply module and the time-delay power-off switch are fixedly mounted in the rectangular cylinder 2, the temperature switch module 35 is fixedly mounted in the cabinet body 1, the time-delay power-off switch is electrically connected with the motor 16, and the time-delay power-off switch is electrically connected with the power supply module through the temperature switch module 35. The working principle of the time-delay power-off switch is that when the temperature switch module is closed and powered on, the motor 16 starts to be powered on to work, the time-delay power-off switch starts to time, the time (which can be adjusted by self) is up to automatically power off the motor 16, and the motor 16 does not work any more.
The temperature switch module 35 comprises a back plate 351, a first transverse plate 352, a second transverse plate 353, a third transverse plate 354, a telescopic column 355, a spring 356, a baffle 357, a sleeve 358, a glass tube 359, an inserting plate 3510 and a button switch 3511, wherein the first transverse plate 352, the second transverse plate 353 and the third transverse plate 354 are sequentially and fixedly installed on any one side surface of the back plate 351 from top to bottom, the telescopic column 355 penetrates through the second transverse plate 353, the spring 356 is arranged between the top end of the telescopic column 355 and the first transverse plate 352, two ends of the spring 356 are respectively and fixedly connected to the first transverse plate 352 and the telescopic column 355, the baffle 357 is fixedly connected to the bottom end of the telescopic column 355 after penetrating through the second transverse plate 353, the sleeve 358 is fixedly installed on the baffle 357, the other sleeve 358 is fixedly installed on the upper surface of the second transverse plate 354, the two sleeves 358 are coaxially arranged, the glass tube 359 is arranged between the two sleeves 358, and two ends of the glass tube 359, thermosensitive liquid is filled in an inner cavity of the glass tube 359, the third transverse plates 354 on two sides of the glass tube 359 are respectively provided with an inserting plate 3510 in a penetrating manner, the back plate 351 below the third transverse plate 354 is fixedly provided with a button switch 3511 corresponding to the third transverse plate, the bottom ends of the two inserting plates 3510 are fixedly connected to a keycap of the button switch 3511 after penetrating through the third transverse plates 354, and the button switch 3511 is respectively electrically connected with the power supply module and the time-delay power-off switch. When the temperature switch module works, after the temperature in the cabinet body 1 is too high, the thermosensitive liquid in the glass tube 359 expands to crack the glass tube 359, the supporting function of the glass tube 359 is lost, the spring 356 pushes the telescopic column 355 to move downwards, so that the telescopic column 355 pushes the baffle 357 to move downwards, the baffle 357 pushes the two insert plates 3510 to move downwards, and the two insert plates 3510 press down the keycap of the button switch 3511, so that the button switch 3511 is closed.
When the self-ignition type temperature-sensing cabinet is used, when equipment in the cabinet body 1 self-ignites, the temperature in the cabinet body 1 rises, the temperature sensing module 35 senses that the temperature is too high and then is closed, and the circuit between the motor 16 and the power supply module is switched on; after the switch-on, motor 16 drives second gear 17 and drives first gear 15 rotatory, first gear 15 drives driving shaft 14 rotatory, driving shaft 14 drives the cam 13 rotation at both ends in step, the bulge of cam 13 rotates to gyro wheel 12 below, movable rod 10 moves down under the restoring force effect of spring 11 afterwards, and then drive slide 7 and move down, when slide 7 moves to the position that flexible seal board 8 can block up all vent 4, the time delay power-off switch is the outage for motor 16 promptly, at this moment because vent 4 is blocked up by flexible seal board 8, be in airtight commentaries on classics attitude in the cabinet body 1, outside air can not get into, can not provide the required oxygen of burning, the flame in the cabinet body 1 can extinguish gradually, thereby accomplish the control to the internal fire of cabinet body 1.
Example 2
After the vent 4 is blocked by the flexible sealing plate 8 in the embodiment 1, because a certain amount of oxygen still exists in the cabinet body 1, the combustion in the cabinet body 1 is still continued before the oxygen is consumed, which may cause equipment damage; referring to fig. 1-11, as another preferred embodiment of the present invention, the difference from embodiment 1 is that an inverted inert gas storage bottle 27 is fixedly mounted on the outer wall of the back side of the cabinet 1 through a clamping mechanism, an outlet tube 28 corresponding to the inert gas storage bottle 27 is penetratingly disposed on the outer wall of the back side of the cabinet 1, the outlet tube 28 is disposed perpendicular to the surface of the outer wall of the back side of the cabinet 1, the outlet tube 28 is fixedly connected with the inert gas storage bottle 27 through a valve 29, and a valve rod 30 on the valve 29 is in transmission connection with a driving module through a transmission mechanism. Fixture includes mounting panel 32, dead lever 33, arc splint 34, and mounting panel 32 fixed mounting is on the cabinet body 1 outer wall, and the fixed dead lever 33 that is equipped with on the mounting panel 32, and fixed mounting has an arc splint 34 on the dead lever 33 outside tip, through another arc splint 34 of bolt and nut fixedly connected with on the arc splint 34, and the centre gripping has inert gas storage bottle 27 between two arc splint 34. The inert gas in the inert gas storage bottle 27 is preferably nitrogen.
The transmission mechanism comprises a driven shaft 18, a third gear 19, a rectangular through groove 20, a first rack 22, a second rack 26 and a fourth gear 31, the driven shaft 18 which is parallel to the driving shaft 14 is fixedly installed in the rectangular cylinder 2, the third gear 19 which is meshed with the first gear 15 is fixedly installed on the driven shaft 18, the rectangular cylinder 2 is provided with the rectangular through groove 20 which is corresponding to the third gear 19, part of the wheel body of the third gear 19 extends out of the rectangular through groove 20, the tail end of the outer side of the valve rod 30 is fixedly provided with the fourth gear 31 which is coaxial with the valve rod, one side of the first gear 31 is provided with the second rack 26 which is meshed with the first gear, the second gear 26 is vertically arranged, the first rack 22 which is meshed with the third gear 19 is arranged below the second gear 26, the first rack 22 is parallel to the second rack 26, and the second rack 26 is fixedly connected with the first rack 22, the first rack 22 is slidably mounted on the vertical motion guide mechanism.
The vertical movement guide mechanism comprises a second fixing plate 23, a rod sleeve 24 and guide rods 25, the second fixing plate 23 is fixedly mounted on the outer wall of the rectangular cylinder 2 right below the first rack 22, two vertically arranged guide rods 25 are fixedly mounted on the upper surface of the second fixing plate 23, one rod sleeve 24 is sleeved on each guide rod 25, and the rod sleeves 24 are all fixedly connected to the first rack 22. Due to the arrangement of the two guide rods 25, the first rack 22 can only do linear movement in the vertical direction.
When the invention is used, when the driving mechanism in embodiment 1 operates, the driving shaft 14 synchronously drives the third gear 19 to rotate through the first gear 15, the third gear 19 drives the first rack 22 to make a linear motion in the vertical direction, the first rack 22 pushes the second rack 26 to make a linear motion in the vertical direction, the second rack 26 makes a linear motion in the vertical direction and simultaneously drives the fourth gear 31 to rotate, the fourth gear 31 drives the valve rod 30 to rotate, so that the valve rod 30 is driven to open the valve 29, and after the valve 29 is opened, the inert gas in the inert gas storage bottle 27 enters the cabinet body 1 through the gas outlet pipe 28, so that the oxygen percentage in the cabinet body 1 is reduced, and the extinguishing of flames is accelerated.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. A safe and environment-friendly low-voltage power distribution cabinet comprises a cabinet body (1) and is characterized in that a rectangular cylinder (2) is fixedly mounted at the bottom end of the cabinet body (1), a bottom plate (3) is fixedly mounted at the bottom end of the rectangular cylinder (2), a plurality of uniformly distributed ventilation openings (4) are respectively formed in two corresponding side faces of the cabinet body (1), each group of adjacent ventilation openings (4) is respectively and fixedly mounted at two sides with a connecting plate (5) through screws, a vertically arranged U-shaped plate (6) is fixedly mounted on the connecting plate (5), the two U-shaped plates (6) are arranged in a corresponding manner, a sliding plate (7) matched with the U-shaped plates (6) is inserted between the two U-shaped plates (6), a flexible sealing plate (8) is fixedly mounted on the inner side face of the sliding plate (7), and the inner side face of the flexible sealing plate (8) is, and the flexible sealing plate (8) covers all the ventilation openings (4), the bottom end of the sliding plate (7) is fixedly connected with a lifting motion mechanism, and the two lifting motion mechanisms are connected to the same driving module in a transmission manner.
2. A safe and environment-friendly low-voltage distribution cabinet according to claim 1, the lifting movement mechanism comprises a first fixed plate (9), a movable rod (10), a return spring (11) and a roller (12), the bottom ends of the sliding plates (7) are fixedly connected with a vertically arranged movable rod (10), a first fixed plate (9) is fixedly arranged on the outer wall of the cabinet body (1) right below the movable rod (10), the bottom end of the movable rod (10) extends downwards until penetrating through the first fixing plate (9), a return spring (11) is sleeved on the movable rod (10) between the first fixed plate (9) and the sliding plate (7), two ends of the return spring (11) are respectively and fixedly connected with the first fixing plate (9) and the sliding plate (7), the tail end of a movable rod (10) below the first fixing plate (9) is fixedly provided with a roller (12);
the driving module comprises a cam (13), a driving shaft (14), a first gear (15), a motor (16), a second gear (17) and a control module, a driving shaft (14) which is vertical to the two movable rods (10) is fixedly and rotatably arranged in the rectangular cylinder (2), a motor (16) which is arranged in parallel with the driving shaft (14) is also fixedly arranged in the rectangular cylinder (2), a second gear (17) which is coaxially arranged with the motor (16) is fixedly arranged on the tail end of the output shaft of the motor, a first gear (15) meshed with a second gear (17) is fixedly arranged on the driving shaft (14), both ends of the main shaft (14) extend outwards to the position right below the two rollers (12), the outer ends of the rollers (14) are fixedly provided with cams (13), and the cams (13) are in contact with the corresponding rollers (12);
the control module comprises a power supply module, a time-delay power-off switch and a temperature switch module, wherein the power supply module and the time-delay power-off switch are fixedly mounted in the rectangular cylinder (2), the temperature switch module (35) is fixedly mounted in the cabinet body (1), the time-delay power-off switch is electrically connected with the motor (16), and the time-delay power-off switch is electrically connected with the power supply module through the temperature switch module (35).
3. The safety and environment-friendly low-voltage power distribution cabinet according to claim 1, wherein an inverted inert gas storage bottle (27) is fixedly mounted on the outer wall of the back side of the cabinet body (1) through a clamping mechanism, an air outlet pipe (28) corresponding to the inert gas storage bottle (27) is arranged on the outer wall of the back side of the cabinet body (1) in a penetrating manner, the air outlet pipe (28) is perpendicular to the surface of the outer wall of the back side of the cabinet body (1), the air outlet pipe (28) is fixedly connected with the inert gas storage bottle (27) through a valve (29), and a valve rod (30) on the valve (29) is in transmission connection with the driving module through a transmission mechanism.
4. The safety and environment-friendly low-voltage power distribution cabinet according to claim 1, wherein the transmission mechanism comprises a driven shaft (18), a third gear (19), a rectangular through groove (20), a first rack (22), a second rack (26) and a fourth gear (31), the driven shaft (18) arranged parallel to the driving shaft (14) is fixedly installed in the rectangular cylinder (2), the third gear (19) meshed with the first gear (15) is fixedly installed on the driven shaft (18), the rectangular through groove (20) corresponding to the third gear (19) is formed in the rectangular cylinder (2), part of wheel body of the third gear (19) extends out of the rectangular through groove (20), a fourth gear (31) coaxially arranged with the valve rod (30) is fixedly installed at the outer end of the valve rod (30), and a second rack (26) meshed with the first gear (31) is arranged at one side of the first gear (31), the second gear (26) is vertically arranged, a first rack (22) meshed with the third gear (19) is arranged below the second gear (26), the first rack (22) is arranged in parallel to the second rack (26), the second rack (26) is fixedly connected with the first rack (22), and the first rack (22) is slidably mounted on the vertical movement guide mechanism.
5. The safety and environment-friendly low-voltage power distribution cabinet according to claim 1, wherein the temperature switch module (35) comprises a back plate (351), a first transverse plate (352), a second transverse plate (353), a third transverse plate (354), a telescopic column (355), a spring (356), a baffle plate (357), a sleeve (358), a glass tube (359), an insert plate (3510) and a button switch (3511), wherein the first transverse plate (352), the second transverse plate (353) and the third transverse plate (354) are fixedly installed on any one side surface of the back plate (351) from top to bottom in sequence, the telescopic column (355) penetrates through the second transverse plate (353), the spring (356) is arranged between the top end of the telescopic column (355) and the first transverse plate (352), two ends of the spring (356) are fixedly connected to the first transverse plate (352) and the telescopic column (355) respectively, the bottom end of the telescopic column (355) penetrates through the second transverse plate (353) and then is fixedly connected with the baffle plate (357), fixed mounting has a sleeve (358) on baffle (357), fixed surface installs another sleeve (358) on second diaphragm (354), and two sleeve (358) coaxial setting, two glass pipe (359) that set up between sleeve (358), insert respectively in corresponding sleeve (358) at the both ends of glass pipe (359), be equipped with temperature sensing liquid in glass pipe (359) inner chamber, it is provided with an picture peg (3510) to run through respectively on third diaphragm (354) of glass pipe (359) both sides, fixed mounting has button switch (3511) that corresponds with it on backplate (351) of third diaphragm (354) below, two all upwards extend until contacting with baffle (357) lower surface in picture peg (3510) top, two all fixed connection is on the key cap of button switch (3511) behind third diaphragm (354) is passed to picture peg (3510) bottom, the button switch (3511) is electrically connected with the power supply module and the time-delay power-off switch respectively.
6. The safety and environmental protection type low-voltage distribution cabinet according to claim 1, wherein the flexible sealing plate (8) is a high temperature resistant silica gel plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010867923.2A CN111952857A (en) | 2020-08-26 | 2020-08-26 | Safe and environment-friendly low-voltage power distribution cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010867923.2A CN111952857A (en) | 2020-08-26 | 2020-08-26 | Safe and environment-friendly low-voltage power distribution cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111952857A true CN111952857A (en) | 2020-11-17 |
Family
ID=73366591
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010867923.2A Withdrawn CN111952857A (en) | 2020-08-26 | 2020-08-26 | Safe and environment-friendly low-voltage power distribution cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111952857A (en) |
Cited By (6)
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| CN112356855A (en) * | 2020-11-24 | 2021-02-12 | 娄底市同丰科技有限公司 | Electrical control equipment for mining overhead manned device |
| CN112426649A (en) * | 2020-11-26 | 2021-03-02 | 胡俊杰 | Effective fire extinguishing device suitable for high-altitude electrical equipment |
| CN113498302A (en) * | 2021-06-22 | 2021-10-12 | 深圳市精致网络设备有限公司 | Inside and outside air circulation evenly cools down self-starting airtight fire extinguishing cabinet |
| CN113991478A (en) * | 2021-10-25 | 2022-01-28 | 浙江金茂科技有限公司 | Intelligent electrical fire monitoring equipment |
| CN114336310A (en) * | 2022-01-07 | 2022-04-12 | 重庆正信电器科技有限公司 | Explosion-proof distribution box |
| CN116780358A (en) * | 2023-05-23 | 2023-09-19 | 江苏日安电气有限公司 | Automatic outage fire-extinguishing power cabinet |
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| CN112356855A (en) * | 2020-11-24 | 2021-02-12 | 娄底市同丰科技有限公司 | Electrical control equipment for mining overhead manned device |
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| CN113498302A (en) * | 2021-06-22 | 2021-10-12 | 深圳市精致网络设备有限公司 | Inside and outside air circulation evenly cools down self-starting airtight fire extinguishing cabinet |
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| CN113991478B (en) * | 2021-10-25 | 2023-12-05 | 浙江金茂科技有限公司 | Intelligent electric fire monitoring equipment |
| CN114336310A (en) * | 2022-01-07 | 2022-04-12 | 重庆正信电器科技有限公司 | Explosion-proof distribution box |
| CN116780358A (en) * | 2023-05-23 | 2023-09-19 | 江苏日安电气有限公司 | Automatic outage fire-extinguishing power cabinet |
| CN116780358B (en) * | 2023-05-23 | 2023-11-28 | 江苏日安电气有限公司 | Automatic outage fire-extinguishing power cabinet |
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Application publication date: 20201117 |