CN117117657A

CN117117657A - Electrical cabinet with automatic fire extinguishing function

Info

Publication number: CN117117657A
Application number: CN202311124426.3A
Authority: CN
Inventors: 李雅楠; 李翼霄
Original assignee: Hefei University of Technology
Current assignee: Hefei University of Technology
Priority date: 2023-09-01
Filing date: 2023-09-01
Publication date: 2023-11-24

Abstract

The invention discloses an electrical cabinet with an automatic fire extinguishing function, and belongs to the technical field of electrical cabinets; the electric cabinet body is connected with a dry powder cylinder, the bottom of the dry powder cylinder is communicated with the inner part of the cabinet body, an inner cylinder is connected in the dry powder cylinder in a sliding manner, a scattering hole is formed in the bottom of the inner cylinder, a circular plate is attached to the inner wall of the bottom of the inner cylinder, and small holes are formed in the bottom of the circular plate and are mutually staggered and shielded with the scattering hole; the upper part of the interior of the cabinet body is symmetrically provided with rotatable movable sheets, the two movable sheets are connected through a pull rope and used for supporting the inner cylinder, the inner cylinder is connected with a rotating mechanism, when a flame is arranged in the electric cabinet, the pull rope is fused, the inner cylinder which is out of support falls down in a rotating way, and the fire extinguishing base material is centrifugally scattered into the interior of the cabinet body to extinguish the flame in time; the scattering fire extinguishing base material is quick and uniform, and solves the problem that the fire in the electrical cabinet cannot be extinguished quickly and timely.

Description

Electrical cabinet with automatic fire extinguishing function

Technical Field

The invention relates to the field of electrical cabinets, in particular to an electrical cabinet with an automatic fire extinguishing function.

Background

The electric cabinet is a cabinet which is formed by processing steel materials and is used for protecting components from working normally. The electric cabinet has wide application, and is mainly used in chemical industry, environmental protection industry, electric power system, metallurgical system, industry, nuclear power industry, fire safety monitoring, traffic industry and the like. In the process of using the electrical cabinet, once overload, short circuit, aging, too high temperature and other problems occur, fire disasters are very easy to occur, the existing electrical cabinet is generally provided with a fire extinguisher beside to serve as an emergency measure, manual operation is needed during fire fighting, the optimal fire extinguishing time is easy to miss, the number of circuits in the electrical cabinet is large, the circuits are not normally laid or the cables are not properly laid, the risks of faults such as circuit impedance and short circuit are increased, and the fire disasters can be caused.

Disclosure of Invention

The invention overcomes the defects of the prior art and provides an electric cabinet with an automatic fire extinguishing function. Solves the problem that when fire occurs in the electrical cabinet, the fire cannot be extinguished rapidly and timely.

In order to achieve the above purpose, the present invention is realized by the following technical scheme.

The electrical cabinet with the automatic fire extinguishing function comprises a cabinet body, wherein the cabinet body is connected with a dry powder cylinder, the bottom of the dry powder cylinder is communicated with the inside of the cabinet body, an inner cylinder is connected in a sliding manner in the dry powder cylinder, a scattering hole is formed in the bottom of the inner cylinder, a circular plate is attached to the inner wall of the bottom of the inner cylinder, a small hole is formed in the bottom of the circular plate, and the small hole and the scattering hole are mutually staggered and shielded;

the inside fixedly connected with mount in dry powder section of thick bamboo top, symmetrical fixedly connected with spiral strip between mount and the plectane, and spiral strip endotheca is equipped with the bull stick, the bull stick bottom passes plectane and inner wall fixed connection in inner tube bottom, bull stick fixedly connected with horizontal pole, horizontal pole both ends sliding connection respectively in the spiral strip outside that corresponds;

the movable sheets are symmetrically and rotatably connected above the inside of the cabinet body, the bottom of the inner cylinder is attached to the movable sheets, the two movable sheets are connected through a pull rope, and the pull rope stretches the two movable sheets into a horizontal state for supporting the inner cylinder.

Further, the inside top symmetry fixedly connected with dead lever of cabinet, the dead lever rotates through pivot and fly leaf to be connected, fly leaf bottom fixedly connected with couple, the equal fixedly connected with link in stay cord both ends, the link overlaps in the couple outside that corresponds respectively.

Further, the inner wall of the bottom of the inner cylinder is fixedly connected with the convex blocks at equal intervals, and the convex blocks are in sliding connection with the corresponding small holes.

Further, the dry powder cylinder is fixedly connected to the top of the cabinet body, and a cylinder cover is connected to the outer side of the top of the dry powder cylinder in a threaded manner.

Further, wire arranging mechanisms for accommodating fixed wires are equidistantly arranged in the cabinet body.

Further, reason line mechanism includes support frame, embedding cover, line cover, slide bar, spring, gasket, right circular platform cover and the round platform cover of falling, the inside equidistance fixedly connected with support frame of cabinet, support frame one side equidistance fixedly connected with embedding cover, the inside line cover that is equipped with of embedding cover, line cover outside fixedly connected with right circular platform cover, line cover outside sliding connection has the round platform cover of falling, the equal sliding grafting in embedding cover both sides has the slide bar, the inclined plane has all been seted up to the one end that the slide bar is close to the embedding cover, slide bar other end fixedly connected with gasket, the slide bar outside cover has the spring, spring both ends respectively with gasket and embedding cover fixed connection.

Furthermore, a slide bar is fixedly connected to one side of the wire sleeve, a sliding groove is formed in the inverted round platform sleeve, and the sliding groove is slidably connected to the outer side of the corresponding slide bar.

Furthermore, one side of the embedded sleeve, the wire sleeve, the right circular table sleeve and the reverse circular table sleeve are all arranged in an opening shape.

Furthermore, the inside one side equidistance fixedly connected with mounting bracket of cabinet, mounting bracket and reason line mechanism alternate arrangement.

Compared with the prior art, the invention has the following beneficial effects:

the invention provides an electrical cabinet with an automatic fire extinguishing function, when the interior of the electrical cabinet catches fire, a flame can be utilized to blow a pull rope, so that a movable piece is free of pulling force to naturally overturn, and the fire extinguishing base material in the dry powder cylinder is scattered into the cabinet body by rotating the inner cylinder downwards from the dry powder cylinder, so that the scattering coverage range of the fire extinguishing base material is wider, the fire can be extinguished in time, the fire can be prevented from spreading, and the electrical cabinet is protected.

According to the invention, the connected wires can be separated between the embedded sleeves through the wire arranging mechanism, so that the wires in the electrical cabinet are more regular when connected, the problem of fire disaster caused by disordered wires in the electrical cabinet is avoided from the source, and meanwhile, the electrical cabinet can be more rapid and convenient to overhaul.

Drawings

Fig. 1 is a schematic structural view of an electrical cabinet with an automatic fire extinguishing function provided by the invention;

FIG. 2 is a cross-sectional view of the cabinet shown in FIG. 1;

FIG. 3 is a cross-sectional view of the dry powder cartridge of FIG. 2;

FIG. 4 is a schematic view of the dry powder cartridge of FIG. 2;

FIG. 5 is a schematic structural view of the inner barrel shown in FIG. 2;

FIG. 6 is a schematic view of the circular plate shown in FIG. 3;

FIG. 7 is a schematic diagram of the wire management mechanism shown in FIG. 1;

FIG. 8 is a schematic view of the insert pocket of FIG. 7;

FIG. 9 is a schematic view of the wire sleeve shown in FIG. 7;

fig. 10 is a schematic view showing the split structure of the wire sleeve and the inverted circular truncated cone sleeve shown in fig. 9.

Reference numerals in the drawings:

1. a cabinet body; 2. a dry powder cylinder;

3. a wire arranging mechanism; 31. a support frame; 32. embedding a sleeve; 33. a wire sleeve; 34. a slide bar; 35. a spring; 36. a gasket; 37. a right circular table sleeve; 38. a round table sleeve is inverted; 39. a slide bar; 310. a chute;

4. a movable plate; 5. hanging rings; 6. a hook; 7. a pull rope; 8. an inner cylinder; 9. scattering holes; 10. a fixed rod; 11. a cylinder cover; 12. a circular plate; 13. a small hole; 14. a spiral strip; 15. a fixing frame; 16. a cross bar; 17. a rotating rod; 18. a bump; 19. and (5) mounting a frame.

Detailed Description

In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the invention is further described in detail by combining the embodiments and the drawings. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention. The following describes the technical scheme of the present invention in detail with reference to examples and drawings, but the scope of protection is not limited thereto.

Referring to fig. 1 to 10, the embodiment provides an electrical cabinet with an automatic fire extinguishing function, the electrical cabinet comprises a cabinet body 1, a dry powder cylinder 2 is symmetrically and fixedly connected to the top of the cabinet body 1, and a cylinder cover 11 is in threaded connection with the outer side of the top of the dry powder cylinder 2; the dry powder cylinder 2 is conveniently opened by taking down the cylinder cover 11 in a rotating mode, and the fire extinguishing base material is added into the dry powder cylinder.

A fixed rod 10 is symmetrically and fixedly connected above the inside of the cabinet body 1, and the fixed rod 10 is rotationally connected with a movable sheet 4 through a shaft sleeve; the inside sliding connection of dry powder section of thick bamboo 2 has inner tube 8, and inner tube 8 bottom is laminated mutually with the movable piece 4 that correspond, and movable piece 4 bottom fixedly connected with couple 6 is equipped with stay cord 7 between the movable piece 4, and stay cord 7 both ends equal fixedly connected with link 5, link 5 overlap respectively in the couple 6 outsides that correspond. The two opposite movable sheets 4 are stretched into a horizontal state by the pull ropes 7, and are used for supporting the inner cylinders 8 at the two sides so as to keep the inner cylinders in the dry powder cylinder 2.

The bottom of the inner cylinder 8 is provided with scattering holes 9 at equal intervals, and the scattering holes 9 have the function of scattering dry powder into the cabinet body 1. The inside fixedly connected with mount 15 in dry powder section of thick bamboo 2 top, mount 15 bottom is equipped with bull stick 17, and mount 15 is not connected with bull stick 17, bull stick 17 bottom and inner tube 8 bottom inner wall fixed connection, and bull stick 17 outside sliding connection has plectane 12, plectane 12 and inner tube 8 bottom inner wall laminating mutually, plectane 12 bottom equidistance has seted up aperture 13, and aperture 13 staggers each other with the hole 9 that scatters on the inner tube 8, shields each other, makes the fire extinguishing base material temporarily accomodate in dry powder section of thick bamboo 2.

Further, the inner wall of the bottom of the inner cylinder 8 is fixedly connected with a convex block 18 at equal intervals, and the convex block 18 is in sliding connection with the corresponding small hole 13; the small holes 13 are blocked by the convex blocks 18, so that the tightness is enhanced, and the fire extinguishing base material is prevented from leaking from the gaps.

The inside fixedly connected with horizontal pole 16 in bull stick 17 top, symmetrical fixedly connected with spiral strip 14 between mount 15 and the plectane 12, and spiral strip 14 all overlaps in bull stick 17 outside, and horizontal pole 16 both ends sliding connection is in the spiral strip 14 outside that corresponds respectively.

It should be noted that: once the fire disaster happens inside the electrical cabinet, the flame will fuse the pull rope 7, the movable piece 4 lacking the pulling force effect will turn over, the bottom of the inner barrel 8 is free from support, so that the inner barrel 8 can slide downwards, when the inner barrel 8 slides downwards, the fire extinguishing base material in the dry powder barrel 2 can fall into the inner barrel 8 through the small holes 13, the fire extinguishing base material can be scattered into the cabinet body 1 through the scattering holes 9 at the bottom of the inner barrel 8, the fire extinguishing base material can be extinguished, the inner barrel 8 can drive the rotating rod 17 to descend when the inner barrel 8 slides downwards, the cross rod 16 slides along the outer side of the spiral strip 14 when the rotating rod 17 descends, so that the cross rod 16 drives the rotating rod 17 to rotate under the guidance of the spiral strip 14, the inner barrel 8 is further driven to rotate, the range of the fire extinguishing base material in the inner barrel 8 can be scattered under the action of centrifugal force is wider and more uniform, and the fire extinguishing base material in the cabinet body 1 can be extinguished more rapidly.

Wire arranging mechanisms 3 are equidistantly arranged in the cabinet body 1. Referring to fig. 1, 7-10, the wire arranging mechanism 3 comprises a supporting frame 31, an embedding sleeve 32, a wire sleeve 33, a slide rod 34, a spring 35, a gasket 36, a right circular truncated cone sleeve 37 and an inverted circular truncated cone sleeve 38, wherein a plurality of supporting frames 31 are fixedly connected inside the cabinet body 1 at equal intervals, the embedding sleeve 32 is fixedly connected to one side of each supporting frame 31 at equal intervals, the wire sleeve 33 is arranged inside the embedding sleeve 32, the right circular truncated cone sleeve 37 is fixedly connected to the outer side of the wire sleeve 33, the inverted circular truncated cone sleeve 38 is slidingly connected to the outer side of the wire sleeve 33, slide rods 34 are slidingly inserted to two sides of the embedding sleeve 32, inclined surfaces are formed at one ends, close to the embedding sleeve 32, of the slide rods 34, the other ends of the slide rods 34 are fixedly connected with the gaskets 36, springs 35 are sleeved on the outer sides of the slide rods 34, and two ends of each spring 35 are fixedly connected with the gaskets 36 and the embedding sleeve 32 respectively.

The embedded sleeve 32 is provided with an opening at one side, so that the electric wire can be conveniently embedded into the embedded sleeve 32, and when the wires are connected, the wire sleeve 33 with the opening can be sleeved outside the electric wire, and then the wire sleeve 33 is plugged into the embedded sleeve 32 from bottom to top. The straight round table sleeve 37 on the wire sleeve 33 is used for extruding the slide rod 34 to slide, the springs 35 are deformed, so that when the straight round table sleeve 37 slides above the slide rod 34, the spring 35 is used for enabling the slide rod 34 to be clamped on two sides of the wire sleeve 33, and the wire sleeve 33 is positioned inside the embedded sleeves 32, so that the wires are regulated in the embedded sleeves 32.

Referring to fig. 10, a sliding bar 39 is fixedly connected to one side of the wire sleeve 33, a sliding groove 310 is formed in the inverted circular truncated cone sleeve 38, and the sliding groove 310 is slidably connected to the outer side of the corresponding sliding bar 39; avoiding the deflection of the inverted circular table sleeve 38 during sliding.

Referring to fig. 7, 9 and 10, the insert 32, the wire sleeve 33, the right circular table 37 and the reverse circular table 38 are all provided with openings on one side; one side of the embedding sleeve 32 is provided with an opening, so that the electric wire can be conveniently embedded and placed in the embedding sleeve 32, and the wire sleeve 33, the right circular table sleeve 37 and the reverse circular table sleeve 38 with the openings are conveniently sleeved outside the electric wire.

Referring to fig. 1, an installation frame 19 is fixedly connected to one side of the interior of the cabinet body 1 at equal intervals, and the installation frame 19 and the wire arranging mechanism 3 are arranged at intervals, so that the installation of electrical equipment in the cabinet body 1 is facilitated.

The working principle of the electrical cabinet with the automatic fire extinguishing function is as follows: the dry powder cylinder 2 is internally provided with a fire extinguishing base material, and in a normal state, because the small holes 13 are staggered with the scattering holes 9 on the inner cylinder 8 and are shielded from each other, the fire extinguishing base material can be temporarily contained in the dry powder cylinder 2, and the movable piece 4 is horizontally under the tensile force of the pull rope 7, so that the inner cylinder 8 is supported, and the inner cylinder 8 cannot slide down in the dry powder cylinder 2.

Once the fire disaster happens inside the electrical cabinet, the flame will fuse the pull rope 7, the movable piece 4 lacking the pulling force effect will turn over, the bottom of the inner barrel 8 is free from support, so that the inner barrel 8 can slide downwards, when the inner barrel 8 slides downwards, the fire extinguishing base material in the dry powder barrel 2 can fall into the inner barrel 8 through the small holes 13, and then can be scattered into the cabinet body 1 through the small holes 13 at the bottom of the inner barrel 8, the fire is extinguished, and when the inner barrel 8 slides downwards, the rotating rod 17 can be driven to descend, when the rotating rod 17 descends, the cross rod 16 slides along the outer side of the spiral strip 14, so that the cross rod 16 can drive the rotating rod 17 to rotate under the guidance of the spiral strip 14, the inner barrel 8 is further driven to rotate, the range of the fire extinguishing base material in the inner barrel 8 can be scattered under the action of centrifugal force is wider and more uniform, and the fire extinguishing of the cabinet body 1 is extinguished more rapidly.

The cabinet body 1 is internally provided with a plurality of supporting frames 31, each supporting frame 31 is provided with an embedded sleeve 32, one side of each embedded sleeve 32 is provided with an opening, electric wires are conveniently embedded and placed inside the embedded sleeve 32, when a circuit is connected, a wire sleeve 33 with the opening can be sleeved outside the electric wires, then the wire sleeve 33 is plugged inside the embedded sleeve 32 from bottom to top, a straight round table sleeve 37 on the wire sleeve 33 is utilized to squeeze a slide rod 34 to slide, a spring 35 is enabled to deform, when the straight round table sleeve 37 slides to the upper side of the slide rod 34, the spring 35 is utilized to enable the slide rod 34 to be clamped at two sides of the wire sleeve 33, the wire sleeve 33 is positioned inside the embedded sleeve 32, and electric wires are regulated in the embedded sleeves 32. The wire arrangement mechanism 3 can separate the connected wires between the embedded sleeves, so that the wires in the electrical cabinet are more regular when connected, the problem of fire disaster caused by disordered wires in the electrical cabinet is avoided from the source, and meanwhile, the electrical cabinet can be more rapid and convenient to overhaul.

While the invention has been described in detail in connection with specific preferred embodiments thereof, it is not to be construed as limited thereto, but rather as a result of a simple deduction or substitution by a person having ordinary skill in the art to which the invention pertains without departing from the scope of the invention defined by the appended claims.

Claims

1. The utility model provides an electrical cabinet with automatic fire extinguishing function, includes cabinet body (1), its characterized in that, cabinet body (1) is connected with dry powder section of thick bamboo (2), and dry powder section of thick bamboo (2) bottom and cabinet body (1) inside intercommunication, dry powder section of thick bamboo (2) inside sliding connection has inner tube (8), scattering hole (9) have been seted up to inner tube (8) bottom, inner tube (8) bottom inner wall laminating is provided with plectane (12), aperture (13) have been seted up to plectane (12) bottom, and aperture (13) are shielded with scattering hole (9) staggering each other;

the inside fixed mount (15) that is fixedly connected with in the top of dry powder section of thick bamboo (2), symmetrical fixedly connected with spiral strip (14) between fixed mount (15) and plectane (12), and spiral strip (14) endotheca is equipped with bull stick (17), bull stick (17) bottom passes plectane (12) and inner wall fixed connection in inner tube (8) bottom, bull stick (17) fixedly connected with horizontal pole (16), both ends of horizontal pole (16) sliding connection are in the outside of corresponding spiral strip (14) respectively;

the movable plate (4) is symmetrically and rotationally connected above the inside of the cabinet body (1), the bottom of the inner cylinder (8) is attached to the movable plate (4), the two movable plates (4) are connected through a pull rope (7), and the pull rope (7) stretches the two movable plates (4) into a horizontal state for supporting the inner cylinder (8).

2. The electric cabinet with the automatic fire extinguishing function according to claim 1, wherein fixing rods (10) are symmetrically and fixedly connected above the inside of the cabinet body (1), the fixing rods (10) are rotatably connected with the movable plates (4) through rotating shafts, hooks (6) are fixedly connected to the bottoms of the movable plates (4), hanging rings (5) are fixedly connected to two ends of the pull ropes (7), and the hanging rings (5) are respectively sleeved on the outer sides of the corresponding hooks (6).

3. The electrical cabinet with the automatic fire extinguishing function according to claim 1, wherein the inner wall of the bottom of the inner cylinder (8) is fixedly connected with the convex blocks (18) at equal intervals, and the convex blocks (18) are in sliding connection with the corresponding small holes (13).

4. The electrical cabinet with the automatic fire extinguishing function according to claim 1, wherein the dry powder cylinder (2) is fixedly connected to the top of the cabinet body (1), and a cylinder cover (11) is connected to the outer side of the top of the dry powder cylinder (2) in a threaded manner.

5. An electrical cabinet with automatic fire extinguishing function according to claim 1, characterized in that the cabinet body (1) is internally provided with wire arranging mechanisms (3) for accommodating fixed wires at equal intervals.

6. The electrical cabinet with automatic fire extinguishing function according to claim 5, wherein the wire arranging mechanism (3) comprises a supporting frame (31), an embedding sleeve (32), wire sleeves (33), slide rods (34), springs (35), gaskets (36), right circular table sleeves (37) and inverted circular table sleeves (38), the supporting frame (31) is fixedly connected with the cabinet body (1) at equal intervals, the embedding sleeve (32) is fixedly connected with one side of the supporting frame (31) at equal intervals, the wire sleeves (33) are arranged in the embedding sleeve (32), right circular table sleeves (37) are fixedly connected with the outer sides of the wire sleeves (33), inverted circular table sleeves (38) are connected with the outer sides of the embedding sleeve (32) in a sliding mode, inclined planes are formed in one ends, close to the embedding sleeve (32), of the slide rods (34), gaskets (36) are fixedly connected with the other ends of the slide rods (34), springs (35) are sleeved on the outer sides of the slide rods, and two ends of the springs (35) are respectively fixedly connected with the gaskets (36) and the embedding sleeve (32).

7. The electrical cabinet with the automatic fire extinguishing function according to claim 6, wherein a slide bar (39) is fixedly connected to one side of the wire sleeve (33), a sliding groove (310) is formed in the inverted circular table sleeve (38), and the sliding groove (310) is slidably connected to the outer side of the corresponding slide bar (39).

8. The electrical cabinet with the automatic fire extinguishing function according to claim 6, wherein one side of the embedded sleeve (32), the wire sleeve (33), the right circular table sleeve (37) and the reverse circular table sleeve (38) are all arranged in an opening shape.

9. The electric cabinet with the automatic fire extinguishing function according to claim 5, wherein a mounting frame (19) is fixedly connected to one side of the interior of the cabinet body (1) at equal intervals, and the mounting frame (19) is arranged at intervals with the wire arranging mechanism (3).