CN116470399A - A construction site power cabinet structure with fire protection function - Google Patents

Abstract

The invention discloses an electric cabinet structure with a fire-fighting function for a construction site, which comprises a cabinet body, wherein a base is attached to the bottom of the cabinet body.

Description

A construction site power cabinet structure with fire protection function

technical field

The invention relates to the technical field of power cabinets, in particular to a construction-site power cabinet structure with a fire-fighting function.

Background technique

Power distribution cabinets are divided into power distribution cabinets, lighting distribution cabinets, and metering cabinets. They are the final equipment of the power distribution system. Power distribution cabinets are collectively referred to as motor control centers.

Existing power cabinets for construction sites are prone to fires due to aging wires during use. In addition, when the combustion temperature outside the power cabinet is too high, it is easy to cause wires in the power cabinet to melt and leak electricity.

Contents of the invention

The technical problem to be solved by the present invention is to overcome the defects of the prior art and provide a construction site power cabinet structure with a fire-fighting function.

In order to achieve the above object, the present invention provides the following technical solution: a power cabinet structure with fire protection function, including a cabinet body, the bottom of the cabinet body is fitted with a base, and the left and right sides of the inner cavity of the cabinet body are fixedly connected with several installation frames, the left side of the inner cavity of the cabinet body is fixed near the bottom, and the top of the cabinet body is fixedly installed with a controller near the right side. Sensor, the right side of the cabinet is fixedly connected with a placement slot near the middle position, and the inner cavity of the placement slot is provided with a carbon dioxide fire extinguisher. For the dust-proof net, several cooling holes are opened on the right side of the groove, a rectangular opening is opened on the right side of the cabinet close to the bottom, and a wire harness mechanism is provided in the inner cavity of the rectangular opening.

Preferably, cavities are provided on the base near the left and right sides, and a hydraulic cylinder is fixedly installed at the bottom of the inner cavity of the cavity, through holes are opened on the tops of the two cavities, and the power ends of the two hydraulic cylinders respectively pass through the inner cavities of adjacent through holes, and are fixedly connected to the bottom of the cabinet.

Preferably, the moving mechanism includes two L-shaped plates, and the two L-shaped plates are respectively fixedly connected to the left and right sides of the spray head. A fixed plate is provided on the far side of the two L-shaped plates, and a first bearing is fixedly connected to the two fixed plates, and a moving plate is fixedly connected to the tops of the two fixed plates. A sliding rod is connected, the top of the inner cavity of the cabinet is provided with a limiting groove, and the top of the sliding rod is plugged into the inner cavity of the limiting groove, the first moving block is provided with a first threaded hole, and the inner cavity of the first threaded hole is provided with a first threaded rod, the left and right sides of the cabinet are fixedly connected with the second bearing near the top, and the right top of the cabinet is fixedly connected with a motor case, and the right side of the inner cavity of the motor case is fixedly installed with a servo motor. , and the left end of the first threaded rod passes through the inner cavity of the adjacent second bearing, and is fixedly connected with the turntable.

Preferably, the inner cavity of the square-hole round pipe is provided with matching square rods, and the left and right ends of the square rods are respectively fixedly connected with the left and right sides of the inner cavity of the cabinet body. The outer wall of the square rods is fixedly connected with a driven gear near the left end, and the bottom of the driven gear is meshed with a transmission gear. The left side of the cabinet body is fixedly connected with a third bearing near the top. There is a rotating gear, and the front side of the rotating gear is meshed with a moving rack, the top of the moving rack is fixedly connected with a pressing plate, and the right side of the pressing plate is fixedly connected with a first slider. The bottom end of the rack is fixedly connected, and the outer wall of the T-shaped bar is covered with a first spring, and the upper and lower ends of the first spring are respectively fixedly connected with the flat plate and the T-shaped bar.

Preferably, the wire harness mechanism includes several first pressure plates, and several of the first pressure plates are located in the inner cavity of the rectangular opening, and the first pressure plate at the top is attached to the top of the inner cavity of the rectangular opening. The bottom of the first pressure plate is attached, the bottom of the second pressure plate is attached to the bottom of the inner cavity of the rectangular opening, the top and bottom of several first pressure plates are provided with several first arc-shaped opening grooves, the top of the second pressure plate is provided with several second arc-shaped opening grooves, the bottoms of the two connecting plates are fixedly connected with a horizontal plate, and the bottom of the horizontal plate is fixedly connected with a second moving block. The right side wall of the inner cavity of the body is rotatably connected, and the left end of the second threaded rod is fixedly connected with a hand wheel, and the left sides of several of the first crimping plates are fixedly connected with two second sliders, and the two second sliders are arranged front and back.

Preferably, a sliding plate is fixedly connected to the bottom of the second moving block, and a second perforation is opened on the sliding plate, and a cross bar runs through the inner cavity of the second perforation, and the right end of the cross bar is fixedly connected to the right side wall of the inner cavity of the cabinet.

Preferably, the left side of the cabinet is fitted with a sealing cover close to the bottom, and the sealing cover is located above the dustproof net, a cleaning brush is fixedly installed on the right side of the inner cavity of the sealing cover, and a support rod is fixedly connected to the left side of the sealing cover, and the other end of the support rod is fixedly connected to the top of the base.

Compared with prior art, the beneficial effect of the present invention is:

1. Through the setting of the smoke sensor, when a fire occurs inside the power cabinet, the present invention transmits the signal to the controller, starts the servo motor to work, and opens the solenoid valve at the same time, so that the carbon dioxide in the carbon dioxide fire extinguisher is transported into the nozzle through the connecting pipe and the hose, and sprays carbon dioxide to the bottom of the inner cavity of the power cabinet to extinguish the fire. The servo motor drives the first threaded rod to rotate, and drives the first moving block to move to the right, thereby driving the nozzle to move to the right. At the same time, the rotation of the first threaded rod drives the turntable to rotate. The pressing plate moves downward, and drives the moving rack to move downward, thereby driving the rotating gear to rotate, the rotating gear rotates to drive the rotating rod to rotate, and through the meshing of the transmission gear and the driven gear to drive the square rod to rotate, the square rod rotates to drive the square hole round tube to rotate, thereby driving the two L-shaped plates to swing back and forth, and then drive the nozzle to swing back and forth, increasing the spraying range of the nozzle, improving the fire extinguishing efficiency, and avoiding greater economic damage and endangering the safety of the staff;

2. Through the setting of the rain sensor, when rain is detected, the present invention transmits the signal to the controller, and starts two hydraulic cylinders to jointly push the power cabinet to move upwards. When the power cabinet moves up for a certain distance, the dust-proof net is just located on the right side of the sealing cover, thereby preventing rainwater from penetrating into the inner cavity of the cabinet by adjusting the height of the power cabinet. At the same time, the cooling holes can be sealed to improve the moisture-proof effect of the power cabinet. In addition, when the power cabinet is rising. Clean up the attached dust, so as to improve the heat dissipation effect of the power cabinet under normal conditions;

3. In the present invention, through the mutual cooperation between the first pressure plate, the second pressure plate, the connecting plate, the horizontal plate, the second moving block, the second threaded rod, the hand wheel, the sliding plate and the cross bar, when it is necessary to install the cable through, first turn the hand wheel and drive the second threaded rod to rotate, the rotation of the second threaded rod drives the second moving block to move to the left, and drives the horizontal plate to move to the left, so that several first and second pressure plates are removed from the rectangular opening, and by pushing the first pressure plate to move upward, two adjacent first pressure plates can be made Separation, and then the cables can be sequentially passed through the adjacent two first arc-shaped opening slots or between the first arc-shaped opening slot and the second arc-shaped opening slot. After the cables pass through, the first pressure plate is released, so that the first pressure plate is reset under the elastic force of the second spring, thereby completing the elastic restraint of the cables, which is convenient for reducing the work intensity of later maintenance.

Description of drawings

Fig. 1 is a structural representation of the present invention;

Fig. 2 is the right view of the present invention;

Fig. 3 is the left side view of the component turntable of the present invention;

Fig. 4 is the left side view of the component connecting plate of the present invention;

Fig. 5 is the enlarged view of place A in Fig. 1;

Fig. 6 is the enlarged view of place B in Fig. 1;

Fig. 7 is the enlarged view of place C in Fig. 1;

FIG. 8 is an enlarged view at point D in FIG. 1 .

Labels in the figure: 1, cabinet body; 2, base; 3, hydraulic cylinder; 4, installation frame; 5, smoke sensor; 6, waterproof cover; 7, controller; 8, rain sensor; 9, placement slot; 10, carbon dioxide fire extinguisher; , T-shaped bar; 22, the first spring; 23, connecting plate; 24, the first pressure plate; 25, hand wheel; 26, the first moving block; 27, moving plate; 28, fixed plate; 29, nozzle; 30, L-shaped plate; 31, square hole round tube; 32, square rod; 33, transmission gear; 34, sealing cover; 35, cleaning brush; 36, dust-proof net; 0, the second threaded rod; 41, the second pressure plate; 42, the rotating rod; 43, the hose.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

Please refer to Figures 1-8, the present invention provides a technical solution: a construction site power cabinet structure with a fire-fighting function, including a cabinet body 1, the bottom of the cabinet body 1 is fitted with a base 2, and cavities are opened on the base 2 near the left and right sides, and a hydraulic cylinder 3 is fixedly installed at the bottom of the cavity, and through holes are opened on the top of the two cavities. 1, and several installation frames 4 are fixedly connected to the left and right sides of the inner cavity of the cabinet body 1. A smoke sensor 5 is fixedly installed near the bottom of the inner cavity of the cabinet body 1, and a controller 7 is fixedly installed on the top of the cabinet body 1 near the right side. Fire extinguisher 10, the top of carbon dioxide fire extinguisher 10 is fixedly connected with connecting pipe 11, and connecting pipe 11 is provided with solenoid valve 12, the other end of connecting pipe 11 runs through the right side wall of cabinet 1, extends to the inner cavity of cabinet 1, and is fixedly connected with hose 43, the other end of hose 43 is fixedly connected with nozzle 29, and the top of nozzle 29 is provided with a moving mechanism, the left side of cabinet 1 near the bottom is provided with a groove, and the left side of the inner cavity of the groove is fixedly installed with a dust-proof net 36, and the right side of the groove is provided with a Several cooling holes, the right side of the cabinet body 1 near the bottom is provided with a rectangular opening, and the inner cavity of the rectangular opening is provided with a wire harness mechanism;

The moving mechanism includes two L-shaped plates 30, and the two L-shaped plates 30 are respectively fixedly connected to the left and right sides of the spray head 29. The sides of the two L-shaped plates 30 away from each other are provided with a fixed plate 28, and the first bearings are fixedly connected to the two fixed plates 28, and the tops of the two fixed plates 28 are fixedly connected to the moving plate 27. The two L-shaped plates 30 are connected to the top. The first moving block 26 is fixedly connected, and the top of the first moving block 26 is fixedly connected with a sliding rod. The top of the inner cavity of the cabinet body 1 is provided with a limiting groove, and the top of the sliding rod is plugged into the inner cavity of the limiting groove. The first moving block 26 is provided with a first threaded hole, and the inner cavity of the first threaded hole is provided with the first threaded rod 13. The right end of 3 runs through the inner cavity of the second adjacent bearing, and is fixedly connected with the power output end of the servo motor 14, and the left end of the first threaded rod 13 runs through the inner cavity of the second adjacent bearing, and is fixedly connected with the turntable 15 to increase the horizontal spraying range of the spray head 29. And the bottom of driven gear 17 is meshed with transmission gear 33, the left side of cabinet 1 near the top is fixedly connected with a third bearing, the third bearing inner cavity is penetrated with a rotating rod 42, and the right end of rotating rod 42 is fixedly connected with the left side of the transmission gear 33. The left side of the cabinet body 1 is provided with a first chute near the top, and the first slider is movably connected to the first chute cavity. The bottom of the rotating gear 20 is provided with a flat plate, and the right side of the flat plate is fixedly connected with the left side wall of the cabinet body 1. The first perforation is provided on the flat plate, and the first perforated cavity is provided with a T-shaped bar 21. The top of the T-shaped bar 21 is fixedly connected with the bottom end of the moving rack 19. The outer wall of the T-shaped bar 21 is provided with a first spring 22. The fixed connection increases the longitudinal spraying range of the nozzle 29 and speeds up the fire extinguishing efficiency;

The harness mechanism includes several first pressure plates 24, and several first pressure plates 24 are located in the inner cavity of the rectangular opening, and the first pressure plate 24 at the top is attached to the top of the inner cavity of the rectangular opening. The top of the line plate 41 fits with the bottom of the adjacent first pressure plate 24, and the bottom of the second pressure plate 41 fits with the bottom of the rectangular opening. The tops and bottoms of several first pressure plates 24 are provided with several first arc-shaped opening grooves, and the top of the second pressure plate 41 is provided with several second arc-shaped opening grooves. And the sliding plate is provided with a second perforation, the second perforated inner cavity is provided with a cross bar, and the right end of the cross bar is fixedly connected to the right side wall of the inner cavity of the cabinet body 1, the second moving block 39 is provided with a second threaded hole, and the inner cavity of the second threaded hole is provided with a second threaded rod 40, the right end of the second threaded rod 40 is rotationally connected with the right side wall of the inner cavity of the cabinet body 1, and the left end of the second threaded rod 40 is fixedly connected with the hand wheel 25. The sliders are arranged front and back, and the right sides of the two connecting plates 23 are provided with several second chute slots, and several first slider blocks are movably connected to the inner cavity of the adjacent second chute slots respectively, and the tops of several second slider blocks are fixedly connected with the second spring 38, and the tops of the second spring 38 are fixedly connected to the top of the second chute slot inner cavity, so as to facilitate the separate fixing of different cables and reduce the work intensity of maintenance personnel in the later stage;

The left side of cabinet body 1 is fitted with sealing cover 34 near the bottom, and sealing cover 34 is positioned at the top of dust-proof net 36, and the inner chamber right side of sealing cover 34 is fixedly equipped with cleaning brush 35, and the left side of sealing cover 34 is fixedly connected with support bar 18, and the other end of support bar 18 is fixedly connected with the top of base 2, can clean up the dust attached to dust-proof net 36 outside when power cabinet lifts, can improve the moisture-proof effect of power cabinet when rainy day simultaneously.

Working principle: when the present invention is in use, through the setting of the smoke sensor 5, when a fire occurs inside the power cabinet, the signal is transmitted to the controller 7, and the servo motor 14 is started to work, and the solenoid valve 12 is opened at the same time, so that the carbon dioxide in the carbon dioxide fire extinguisher 10 is transported into the nozzle 29 through the connecting pipe 11 and the hose 43, and carbon dioxide is sprayed to the bottom of the power cabinet cavity to extinguish the fire. Move to the right. At the same time, the first threaded rod 13 rotates to drive the turntable 15 to rotate. When the turntable 15 contacts the press plate 16, it will push the press plate 16 to move downward, and drive the mobile rack 19 to move downward, thereby driving the rotation gear 20 to rotate. The head 29 swings back and forth to increase the spraying range of the nozzle 29, improve the fire extinguishing efficiency, and avoid causing greater economic damage and endangering the safety of the staff. In addition, through the setting of the rain sensor 8, when rain is detected, the signal is transmitted to the controller 7, and the two hydraulic cylinders 3 are activated to jointly push the power cabinet upward. The cooling holes are sealed to improve the moisture-proof effect of the power cabinet. In addition, when the power cabinet is rising, the dust-proof net 36 rubs against the cleaning brush 35, so that the dust attached to the outside of the dust-proof net 36 can be cleaned by the cleaning brush 35, thereby improving the cooling effect of the power cabinet under normal conditions. When performing through installation, turn the hand wheel 25 first and drive the second threaded rod 40 to rotate, the second threaded rod 40 rotates to drive the second moving block 39 to move to the left, and drive the horizontal plate 37 to move to the left, so that a number of first pressure plates 24 and second pressure plates 41 are removed from the rectangular opening, and by pushing the first pressure plate 24 to move upward, two adjacent first pressure plates 24 can be separated, and then the cables can be passed through two adjacent first arc-shaped opening slots or between the first arc-shaped opening slot and the second arc-shaped opening slot. After the cable is penetrated, the first pressure plate 24 is released, so that the first pressure plate 24 is reset under the resilience of the second spring 38, thereby completing the elastic restraint of the cable, which is convenient to reduce the work intensity of later maintenance, and after the installation of the cable is completed, put several first pressure plates 24 and second pressure plates 41 into the rectangular opening, thereby starting to seal the rectangular opening and improve the sealing effect of the power cabinet.

Although the embodiment of the present invention has been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, replacements and modifications can be made to these embodiments without departing from the principle and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims (7)

1. A power cabinet structure with a fire-fighting function, comprising a cabinet body (1), characterized in that: the bottom of the cabinet body (1) is fitted with a base (2), and the left and right sides of the inner cavity of the cabinet body (1) are jointly fixedly connected with several installation frames (4), the left side of the inner cavity of the cabinet body (1) is fixed with a smoke sensor (5) near the bottom, and the top of the cabinet body (1) is fixedly installed with a controller (7) near the right side, and the top of the cabinet body (1) is fixedly connected with a waterproof cover ( 6), and the controller (7) is located in the inner cavity of the waterproof cover (6), the top of the waterproof cover (6) is fixedly installed with a rain sensor (8) near the front side, the right side of the cabinet (1) is fixedly connected with a placement tank (9) near the middle position, and the inner cavity of the placement tank (9) is provided with a carbon dioxide fire extinguisher (10), and the top of the carbon dioxide fire extinguisher (10) is fixedly connected with a communication pipe (11), and the communication pipe (11) is provided with a solenoid valve (12), the connection The other end of the pipe (11) runs through the right side wall of the cabinet (1), extends to the inner cavity of the cabinet (1), and is fixedly connected with a hose (43). A rectangular opening is opened near the bottom on the right side, and the inner cavity of the rectangular opening is provided with a harness mechanism. 2. A power cabinet structure with a fire-fighting function according to claim 1, characterized in that: the base (2) is provided with cavities near the left and right sides, and a hydraulic cylinder (3) is fixedly installed at the bottom of the cavity, the tops of the two cavities are provided with through holes, and the power ends of the two hydraulic cylinders (3) respectively pass through the inner cavities of adjacent through holes, and are fixedly connected to the bottom of the cabinet (1). 3. A kind of power cabinet structure with fire-fighting function according to claim 1, it is characterized in that: described moving mechanism comprises two L-shaped plates (30), and two described L-shaped plates (30) are respectively fixedly connected on the left and right sides of sprinkler head (29), and the side far away from two described L-shaped plates (30) is all provided with fixed plate (28), and first bearing is all fixedly connected on two described fixed plates (28), and the top of two described fixed plates (28) is jointly fixedly connected with movable plate (27), The two L-shaped plates (30) are provided with square-hole round tubes (31) at the tops thereof, and the left and right ends of the square-hole round tubes (31) run through the adjacent first bearing inner cavity respectively. The top of the moving plate (27) is fixedly connected with a first moving block (26), and the top of the first moving block (26) is fixedly connected with a sliding rod. A first threaded hole is provided, and the inner cavity of the first threaded hole is provided with a first threaded rod (13). The left and right sides of the cabinet (1) near the top are fixedly connected with second bearings, and the top of the right side of the cabinet (1) is fixedly connected with a motor housing. The right side of the inner cavity of the motor housing is fixedly installed with a servo motor (14). The inner chamber of the second bearing is fixedly connected with a turntable (15). 4. A power cabinet structure with fire-fighting function according to claim 3, characterized in that: the inner cavity of the square hole round pipe (31) is provided with a matching square rod (32), and the left and right ends of the square rod (32) are respectively fixedly connected to the left and right sides of the inner cavity of the cabinet (1), the outer wall of the square rod (32) is socketed and fixed near the left end with a driven gear (17), and the bottom of the driven gear (17) is meshed with a transmission gear (33 ), the left side of the cabinet (1) near the top is fixedly connected with a third bearing, the inner cavity of the third bearing is provided with a rotating rod (42), and the right end of the rotating rod (42) is fixedly connected with the center of the left side of the transmission gear (33), the left end of the rotating rod (42) is fixedly connected with a rotating gear (20), and the front side of the rotating gear (20) is engaged with a moving rack (19), and the top of the moving rack (19) is fixedly connected with a pressure plate (16), and The right side of the pressing plate (16) is fixedly connected with a first slider, the left side of the cabinet (1) near the top is provided with a first chute, and the first slider is movably connected to the inner cavity of the first chute, the bottom of the rotating gear (20) is provided with a flat plate, and the right side of the flat plate is fixedly connected with the left side wall of the cabinet body (1), the flat plate is provided with a first perforation, and the first perforated cavity is provided with a T-shaped bar (21), and the top of the T-shaped bar (21) is fixed to the bottom of the mobile rack (19). connected, and the outer wall of the T-shaped bar (21) is covered with a first spring (22), and the upper and lower ends of the first spring (22) are respectively fixedly connected with the flat plate and the T-shaped bar (21). 5. A construction site power cabinet structure with a fire-fighting function according to claim 1, characterized in that: the wire harness mechanism includes several first pressure plates (24), and several of the first pressure plates (24) are located in the inner cavity of the rectangular opening, the first pressure plate (24) at the top is attached to the top of the inner cavity of the rectangular opening, and several of the first pressure plates (24) are arranged to fit together from top to bottom, and the left sides of several of the first pressure plates (24) are jointed together. Two connecting plates (23), and the two connecting plates (23) are arranged front and back, the right bottoms of the two connecting plates (23) are jointly fixedly connected with a second pressure plate (41), and the top of the second pressure plate (41) is attached to the bottom of the adjacent first pressure plate (24), and the bottom of the second pressure plate (41) is attached to the bottom of the inner cavity of the rectangular opening. The top of the wire plate (41) is provided with several second arc-shaped opening slots, the bottoms of the two connecting plates (23) are fixedly connected with a horizontal plate (37), and the bottom of the horizontal plate (37) is fixedly connected with a second moving block (39), the second moving block (39) is provided with a second threaded hole, and the inner cavity of the second threaded hole is provided with a second threaded rod (40). The left end of 40) is fixedly connected with hand wheel (25), and the left side of several described first crimping plates (24) is all fixedly connected with two second slide blocks, and two described second slide blocks are arranged front and rear, and the right side of two described connecting plates (23) is provided with several second slide grooves, and several described first slide blocks are respectively movably connected in adjacent second slide groove inner cavities, and the tops of several described second slide blocks are all fixedly connected with second springs (38), and the tops of the second springs (38) are connected with the tops of the second slide groove inner cavities. Fixed connection. 6. A power cabinet structure with a fire-fighting function according to claim 5, characterized in that: the bottom of the second moving block (39) is fixedly connected with a sliding plate, and the sliding plate is provided with a second perforation, the inner cavity of the second perforation is provided with a cross bar, and the right end of the cross bar is fixedly connected with the right side wall of the inner cavity of the cabinet body (1). 7. A power cabinet structure with fire-fighting function according to claim 1, characterized in that: the left side of the cabinet (1) is fitted with a sealing cover (34) near the bottom, and the sealing cover (34) is located above the dustproof net (36), a cleaning brush (35) is fixedly installed on the right side of the inner cavity of the sealing cover (34), and a support rod (18) is fixedly connected to the left side of the sealing cover (34), and the other end of the support rod (18) is connected to the base (2) Fixed connection at the top.