CN113995986A

CN113995986A - Smart electric meter with automatic fire extinguishing function

Info

Publication number: CN113995986A
Application number: CN202111301540.XA
Authority: CN
Inventors: 王桃丰; 李泽伟; 项超; 林明光; 胡东方; 孙丙功
Original assignee: Zhejiang Risesun Science and Technology Co Ltd
Current assignee: Zhejiang Risesun Science and Technology Co Ltd
Priority date: 2021-11-04
Filing date: 2021-11-04
Publication date: 2022-02-01
Anticipated expiration: 2041-11-04
Also published as: CN113995986B

Abstract

The invention relates to an intelligent electric meter, in particular to an intelligent electric meter with an automatic fire extinguishing function. The technical problem to be solved is as follows: the utility model provides a smart electric meter with automatic function of putting out a fire. The technical scheme is as follows: an intelligent ammeter with an automatic fire extinguishing function comprises an ammeter box, a control module, a temperature sensor, a box cover, an inner shell, a dry powder containing cavity, a cover plate, the intelligent ammeter, a fixing component, an air switch, a lead and the like; a plurality of through holes are formed in the left portion and the right portion of the top of the electric meter box, a control module is installed on the left wall in the electric meter box, a temperature sensor is arranged on the bottom in the electric meter box, and a box cover is installed on the right portion of the front wall of the electric meter box through hinges. The invention utilizes the fixing part and the fire extinguishing mechanism to extinguish the wire when the wire is on fire, and utilizes the temperature sensor and the smoke sensor to facilitate the work of the warning lamp to emit light when the device is on fire.

Description

Smart electric meter with automatic fire extinguishing function

Technical Field

The invention relates to an intelligent electric meter, in particular to an intelligent electric meter with an automatic fire extinguishing function.

Background

The intelligent electric meter is one of basic devices for data acquisition of an intelligent power grid, undertakes the tasks of original electric energy data acquisition, metering and transmission, and is the basis for realizing information integration, analysis optimization and information display.

In the use of smart electric meter, often because power consumption overload and humid environment are on fire easily, the smart electric meter that catches fire is located near many households's collective ammeter case, because current smart electric meter has auto-power-off's function after the wire is on fire, but does not have the automatic fire extinguishing function, but the intensity of a fire out of control can cause other smart electric meters in the collective ammeter case to be on fire, so can seriously influence near resident's normal production life, threaten masses' personal and property safety.

Aiming at the defects in the prior art, a smart electric meter with an automatic fire extinguishing function is developed.

Disclosure of Invention

After the wire is fired in order to overcome current smart electric meter, have the function of auto-power-off, nevertheless do not have the automatic fire extinguishing function, the normal production life of near resident can seriously be influenced to the out of control of the fire, threatens the shortcoming of masses' personal and property safety, the technical problem who solves: the utility model provides a smart electric meter with automatic function of putting out a fire.

The technical scheme is as follows: an intelligent ammeter with an automatic fire extinguishing function comprises an ammeter box, a control module, a temperature sensor, a box cover, an inner shell, a dry powder containing cavity, a cover plate, the intelligent ammeter, a fixed part, an air switch, a lead, a fire extinguishing mechanism, a fire extinguisher, a hollow tube, a smoke sensor and a warning lamp, wherein a plurality of through holes are formed in the left part and the right part of the top of the ammeter box, the control module is arranged on the left wall in the ammeter box and is connected with a remote control terminal through an Internet of things communication network, the temperature sensor is arranged at the bottom in the ammeter box, the box cover is arranged at the right part of the front wall of the ammeter box through a hinge, the inner shell is arranged at the lower part in the ammeter box, the detachable dry powder containing cavity is arranged in the inner shell, the detachable cover plate is arranged on the front wall of the dry powder containing cavity, the detachable intelligent ammeter is arranged at the upper part in the inner shell, and penetrates through the dry powder containing cavity, the intelligent electric meter is positioned at the upper part in the dry powder containing cavity, the lower part of the intelligent electric meter is provided with four fixed parts, the lower part in the inner shell is provided with a detachable air switch, the air switch penetrates through the dry powder containing cavity, the air switch is positioned at the lower part in the dry powder containing cavity, four wires are arranged between the inner shell and the lower part in the dry powder containing cavity in a sliding way and are respectively contacted with the four fixed parts, the bottom of the inner shell is provided with a fire extinguishing mechanism which is fixedly connected with a box cover, the fire extinguishing mechanism is contacted with the four wires, the lower ends of the four wires all penetrate through the electric meter box, the left lower part in the electric meter box is provided with a detachable fire extinguisher, an air outlet pipe of the fire extinguisher respectively penetrates through the inner shell and the dry powder containing cavity, the upper part of the inner shell is embedded with a hollow pipe, the lower part of the hollow pipe is positioned at the upper part in the dry powder containing cavity, the upper part in the electric meter box is provided with a smoke inductor, the lower part in the hollow pipe, the top of the electric meter box is provided with a warning lamp, and the control module is respectively electrically connected with the temperature sensor, the fire extinguisher, the smoke sensor and the warning lamp.

Furthermore, the middle part of the dry powder containing cavity is concave, the thickness of the left wall and the right wall of the dry powder containing cavity is 1 mm, and the cavity of the dry powder containing cavity is filled with fire extinguishing dry powder.

Further, the fixed part is including the terminal, the mounting, the contact, the slide bar, the insulating part, first spring, elastic component and second spring, the terminal is equipped with four, four terminals all are provided with smart electric meter's lower part, the lower part of terminal is provided with the mounting, back wall upper portion rigid coupling has the contact in the terminal, terminal inner wall upper portion slidingtype is equipped with two slide bars, two slide bar symmetries set up, the gliding style is equipped with the insulating part on the slide bar, around having first spring on the slide bar, the one end and the terminal rigid coupling of first spring, the other end and the insulating part rigid coupling of first spring, anterior rigid coupling elastic component in the terminal, elastic component and contact, the rigid coupling has the second spring between the lower part of elastic component and the terminal interior antetheca.

Furthermore, the rear part of the fixing piece is a stepped template.

Furthermore, the elastic piece, the fixed piece and the contact piece are all made of conductive materials.

Further, the fire extinguishing mechanism comprises a swing frame, a sliding plate, a first rack, a first mounting plate, a first rubber hose, a straight gear, a second mounting plate, a second rack and a second rubber hose, the swing frame is fixedly connected to the right part of the rear wall of the box cover, the sliding plate is rotatably mounted at the rear part of the swing frame, the sliding plate is slidably mounted on the right wall in the electric meter box, the left wall of the sliding plate is fixedly connected with the first rack, the top of the sliding plate is fixedly connected with the first mounting plate, the left part of the first mounting plate is slidably mounted on the left wall in the electric meter box, the middle part of the first mounting plate is provided with a plurality of detachable first rubber hoses, the bottom of the electric meter box is rotatably provided with the straight gear, the straight gear is positioned on the left side of the first rack, the straight gear is meshed with the first rack, the bottom of the electric meter box is slidably provided with the second mounting plate, the right wall of the second mounting plate is fixedly connected with the second rack, the second rack is positioned on the left side of the straight gear, the second rack is meshed with the straight gear, and a plurality of detachable second rubber hoses are arranged at the left part of the second mounting plate.

Furthermore, the first rubber hose and the second rubber hose are filled with fire extinguishing dry powder.

Further, still including the installation shell, the montant, the kickboard, cross the filter pulp, dry cotton, the toper shell is cotton with purifying, the left and right sides both portions on ammeter incasement upper portion all are provided with detachable installation shell, the installation shell of both sides is located the downside of the ammeter case upper through-hole of both sides respectively, the bottom is provided with three montant in the installation shell, the installation shell of montant upside is opened there is the through-hole, the gliding style is equipped with the kickboard on the montant, the interior upper portion of installation shell is provided with detachable and crosses the filter pulp, the interior upper portion of installation shell is provided with detachable dry cotton, dry cotton is located the downside of crossing the filter pulp, the inside toper shell that all is provided with of installation shell of both sides, be provided with detachable purification cotton in the toper shell.

Furthermore, the lower part of the vertical rod is an annular bulge, and the floating plate is positioned on the upper side of the annular bulge on the vertical rod.

Compared with the prior art, the invention has the following advantages: the invention utilizes the fixed part and the fire extinguishing mechanism to facilitate the extinguishing of the wire when the wire is on fire, and utilizes the temperature sensor and the smoke sensor to facilitate the work of the warning lamp to emit light when the device is on fire, thus reminding people to get away from the device; utilize filter pulp and dry cotton to carry out filter drying to external air, have a large amount of steam in avoiding the air and cause the smart electric meter short circuit, utilize to purify the cotton smog to the production of starting a fire and filter and purify, avoid the noxious material in the smog to shift out, people inhales and causes the injury for the health.

Drawings

Fig. 1 is a schematic perspective view of a first embodiment of the present invention.

Fig. 2 is a schematic perspective view of a second embodiment of the present invention.

Fig. 3 is a schematic view of a first partially cut-away perspective structure of the present invention.

FIG. 4 is a schematic view of a first partial body structure according to the present invention.

Fig. 5 is a schematic perspective view of the fire extinguishing mechanism of the present invention.

Fig. 6 is a schematic sectional perspective view of the fixing member of the present invention.

Fig. 7 is a partially sectional perspective view of the fixing member of the present invention.

FIG. 8 is a schematic view of a second partial body structure according to the present invention.

Fig. 9 is a second partially sectional perspective view of the present invention.

Fig. 10 is a schematic diagram of the system of the present invention.

Part names and serial numbers in the figure: 1. an electric meter box 101, a control module 102, a temperature sensor 2, a box cover 3, an inner shell 4, a dry powder containing cavity 5, a cover plate 6, a smart meter 61, a fixing part 611, a terminal 612, a fixing part 613, a contact part 614, a sliding rod 615, an insulating part 616, a first spring 617, an elastic part 618, a second spring 62, an air switch 63, a lead wire 7, a fire extinguishing mechanism 701, the device comprises a swing frame, 702, a sliding plate, 703, a first rack, 704, a first mounting plate, 705, a first rubber hose, 706, a straight gear, 707, a second mounting plate, 708, a second rack, 709, a second rubber hose, 8, a fire extinguisher, 9, a hollow pipe, 10, a smoke sensor, 11, a warning light, 12, a mounting shell, 13, a vertical rod, 14, a floating plate, 15, filter cotton, 16, dry cotton, 17, a conical shell, 18 and purifying cotton.

Detailed Description

The invention is described in detail below with reference to the figures and the embodiments.

Examples

An intelligent ammeter with an automatic fire extinguishing function is disclosed, as shown in figures 1-4 and 10, and comprises an ammeter box 1, a control module 101, a temperature sensor 102, a box cover 2, an inner shell 3, a dry powder containing cavity 4, a cover plate 5, an intelligent ammeter 6, a fixing component 61, an air switch 62, a wire 63, a fire extinguishing mechanism 7, a fire extinguisher 8, a hollow pipe 9, a smoke sensor 10 and a warning lamp 11, wherein the left part and the right part of the top of the ammeter box 1 are both provided with a plurality of through holes for air circulation, the left wall in the ammeter box 1 is fixed with the control module 101, the control module 101 is connected with a remote control terminal through an internet of things communication network, the bottom in the ammeter box 1 is provided with the temperature sensor 102, the right part of the front wall of the ammeter box 1 is provided with the box cover 2 through a hinge, the inner shell 3 is arranged at the lower part in the ammeter box 1, the inner shell 3 is provided with the detachable dry powder containing cavity 4, the middle part of the dry powder containing cavity 4 is concave, the thickness of the left wall and the right wall of the dry powder containing cavity 4 is 1 mm, the cavity of the dry powder containing cavity 4 is filled with fire extinguishing dry powder for extinguishing fire, a flame easily burns the left wall and the right wall of the dry powder containing cavity 4 out of a hole after the fire occurs, the fire extinguishing dry powder in the cavity of the dry powder containing cavity 4 enters the groove of the dry powder containing cavity 4 along with the fire extinguishing dry powder, the flame is extinguished through the fire extinguishing dry powder at the moment, the front wall of the dry powder containing cavity 4 is provided with a detachable cover plate 5, the upper part in the inner shell 3 is provided with a detachable smart meter 6, the smart meter 6 penetrates through the dry powder containing cavity 4, the smart meter 6 is positioned at the inner upper part of the dry powder containing cavity 4, the lower part of the smart meter 6 is provided with four fixing parts 61, the fixing parts 61 are used for disconnecting and connecting circuits, the lower part in the inner shell 3 is provided with a detachable air switch 62, and the air switch 62 is used for disconnecting the circuits, the air switch 62 penetrates through the dry powder containing cavity 4, the air switch 62 is positioned at the lower part in the dry powder containing cavity 4, four wires 63 are slidably arranged between the inner shell 3 and the lower part of the dry powder containing cavity 4, the four wires 63 are respectively a live wire incoming wire, a live wire outgoing wire, a zero wire incoming wire and a zero wire outgoing wire, the four wires 63 are respectively contacted with four fixing parts 61, the bottom of the inner shell 3 is provided with a fire extinguishing mechanism 7, the fire extinguishing mechanism 7 is fixedly connected with the box cover 2, the fire extinguishing mechanism 7 is contacted with the four wires 63, the fire extinguishing mechanism 7 is used for extinguishing fire caused by upward combustion of the wires, the lower ends of the four wires 63 penetrate through the electric meter box 1, a detachable fire extinguisher 8 is arranged at the lower left part in the electric meter box 1, the fire extinguisher 8 is used for spraying carbon dioxide to further dilute oxygen in air, the purpose of quick fire extinguishing is achieved, and an air outlet pipe of the fire extinguisher 8 penetrates through the inner shell 3 and the dry powder containing cavity 4 respectively, the hollow tube 9 that is used for circulation of air has been inlayed on the upper portion of interior casing 3, and the lower part of hollow tube 9 is located dry powder and holds chamber 4 inner upper portion, and 1 inner upper portion of ammeter case is provided with smoke sensor 10, and smoke sensor 10's lower part is located

hollow tube

9, and 1 top of ammeter case is provided with warning light 11, and control module 101 is connected with temperature-sensing ware 102, fire extinguisher 8, smoke sensor 10 and warning light 11 electricity respectively.

Before the device is used, the device is fixed on a wall, a circuit is connected, when the lower part of a wire 63 is on fire, the flame on the wire 63 on fire is upwards combusted, meanwhile, an air switch 62 is disconnected with the circuit, when the flame combusts a fire extinguishing mechanism 7, the fire extinguishing mechanism 7 extinguishes the flame therewith, meanwhile, when a temperature sensor 102 senses the temperature change in an electricity meter box 1, the temperature sensor 102 transmits the sensed temperature to a control module 101, when the control module 101 detects the temperature change greatly, the control module 101 controls a fire extinguisher 8 and a warning lamp 11 to work therewith, the warning lamp 11 emits light when working, people are reminded that the fire in the electricity meter box 1 is far away, the fire extinguisher 8 works to emit carbon dioxide therewith, the carbon dioxide flows out to the lower side of the electricity meter box 1 along with the increase of the carbon dioxide, so that the oxygen is diluted, meanwhile, the burning of the flame consumes oxygen, so that the oxygen is constantly diluted, thereby achieving the purpose of fire extinguishing, when the flame occurs on the upper part of the wire 63, smoke is generated when the wire 63 burns, the air switch 62 at the moment breaks off the circuit, meanwhile, the wire 63 burns, the temperature increases, the fixing part 61 works, the circuit is broken when the fixing part 61 works, meanwhile, when the smoke sensor 10 senses the smoke, the smoke sensor 10 transmits information to the control module 101, meanwhile, the control module 101 transmits the information to the remote control terminal through the internet of things communication network, the remote control terminal counts the information and reminds the information, the control module 101 controls the fire extinguisher 8 and the warning lamp 11 to work along with the control module 101, the warning lamp 11 works to emit light to remind people of the fire in the ammeter box 1, the fire extinguisher 8 works to convey carbon dioxide to the inner shell 3 along with the warning lamp, because wire 63 upwards burns and can consume the oxygen on upper portion, so can make upper portion form the negative pressure, carbon dioxide that flows into in interior casing 3 can flow upwards fast, along with the continuous increase of carbon dioxide, so can make oxygen dilute, the burning of flame can consume oxygen simultaneously, so oxygen can constantly reduce, thereby reach the purpose of putting out a fire, when the flame that the flame burnt is great, the flame can burn two walls of the left and right sides that the dry powder held chamber 4, because the wall thickness of two walls of the left and right sides that the dry powder held chamber 4 is 1 millimeter, so two walls of the left and right sides that the dry powder held chamber 4 easily burn out the entrance to a cave, the dry powder holds the internal dry powder of putting out a fire of chamber 4, get into the recess department that the dry powder held chamber 4 along with it, put out a fire through the dry powder of putting out a fire this moment, so realize and accelerate the progress of putting out a fire.

As shown in fig. 4 and 5, the fixing member 61 includes terminals 611, a fixing member 612, four contact members 613, four sliding rods 614, an insulating member 615, a first spring 616, an elastic member 617 and a second spring 618, the terminals 611 are provided with four terminals 611, the four terminals 611 are all provided with the lower portion of the smart meter 6, the lower portion of the terminals 611 is provided with the fixing member 612, the rear portion of the fixing member 612 is a stepped plate, the fixing member 612 is used for fixing the conducting wire 63, the contact members 613 are fixedly connected to the upper portion of the inner rear wall of the terminals 611, the upper portion of the inner wall of the terminals 611 is slidably provided with the two sliding rods 614, the two sliding rods 614 are symmetrically arranged, the insulating member 615 is slidably provided on the sliding rods 614, the first spring 616 is wound on the sliding rods 614, one end of the first spring 616 is fixedly connected to the terminals 611, the other end of the first spring 616 is fixedly connected to the insulating member 615, the inner front portion of the terminals 611 is fixedly connected to the elastic member 617, the contact member 613, the second spring 618 is fixedly connected between the lower portion of the elastic member 617 and the inner front wall of the terminals 611, the elastic part 617, the fixing part 612 and the contact part 613 are all made of conductive materials, the temperature is increased due to the combustion of the lead 63, the contact part 613 is deformed and bent under the condition of high temperature, the contact part 613 is deformed and then is away from the elastic part 617, meanwhile, the upper part of the elastic part 617 swings towards the rear and the lower part under the action of elastic force, the contact part 613 is not in contact with the elastic part 617 at the moment, the purpose of breaking a circuit is achieved, the insulating part 615 is closed under the action of the first springs 616 at two sides, the temperature in the inner shell 3 is gradually restored after the fire extinguishment is completed, the contact part 613 resets at the moment, the contact part 613 resets to drive the elastic part 617 to reset, the elastic part 617 is limited through the insulating part 615, and the elastic part 617 is prevented from being in contact with the terminal 611 to enable the circuit to be communicated.

As shown in fig. 4, 6 and 7, the fire extinguishing mechanism 7 includes a swing frame 701, a sliding plate 702, a first rack 703, a first mounting plate 704, a first rubber hose 705, a spur gear 706, a second mounting plate 707, a second rack 708 and a second rubber hose 709, the swing frame 701 is fixedly connected to the lower right portion of the rear wall of the box cover 2, the sliding plate 702 is rotatably mounted at the rear portion of the swing frame 701, the sliding plate 702 is slidably mounted to the right wall of the electric meter box 1, the left wall of the sliding plate 702 is fixedly connected to the first rack 703, the first mounting plate 704 is fixedly connected to the top portion of the sliding plate 702, the left portion of the first mounting plate 704 is slidably mounted to the lower left wall of the electric meter box 1, a plurality of detachable first rubber hoses are disposed at the middle portion of the first mounting plate 704, a spur gear 706 is rotatably mounted to the bottom of the electric meter box 1, the spur gear 706 is disposed at the left side of the first rack 703, the spur gear 706 is engaged with the first rack 703, the bottom in the electric meter box 1 is slidably provided with a second mounting plate 707, a second rack 708 is fixedly connected to the right wall of the second mounting plate 707, the second rack 708 is located on the left side of a spur gear 706, the second rack 708 is meshed with the spur gear 706, the left portion of the second mounting plate 707 is provided with a plurality of detachable second rubber hoses 709, the first rubber hose 705 and the second rubber hoses 709 are filled with fire extinguishing dry powder, when a flame burns the first rubber hose 705 and the second rubber hoses 709, rubber layers of the first rubber hose 705 and the second rubber hose 709 burn accordingly, the fire extinguishing dry powder in the first rubber hose 705 and the second rubber hose 709 flows out accordingly and is scattered on the burning leads 63, and the burning leads 63 are extinguished by the fire extinguishing dry powder.

When the lower part of the wire 63 is on fire, the flame on the wire 63 on fire burns upwards, the air switch 62 is disconnected with the circuit, when the flame burns the first rubber hose 705 and the second rubber hose 709, the rubber layers of the first rubber hose 705 and the second rubber hose 709 burn, the fire extinguishing dry powder in the first rubber hose 705 and the second rubber hose 709 flows out and falls on the burning wire 63, the control module 101 controls the fire extinguisher 8 to work, the fire extinguisher 8 works to release carbon dioxide, the carbon dioxide flows out to the lower side of the electric meter box 1, the oxygen is diluted along with the continuous increase of the carbon dioxide, the flame burns to consume the oxygen, the oxygen is diluted along with the continuous dilution, the fire extinguishing purpose is achieved, the control module 101 detects the carbon dioxide storage in the fire extinguisher, and transmits real-time detection storage data to a remote control terminal through the internet of things, the remote control terminal monitors and reminds the remote control terminal; when a flame occurs on the upper portion of the wire 63, smoke is generated when the wire 63 burns, meanwhile, the temperature is increased when the wire 63 burns, the contact piece 613 deforms and bends due to the temperature increase, the contact piece 613 deforms and then keeps away from the elastic piece 617, meanwhile, the upper portion of the elastic piece 617 swings backwards and downwards under the action of elasticity, at the moment, the contact piece 613 is not in contact with the elastic piece 617, and therefore the purpose of breaking a circuit is achieved, meanwhile, the fire extinguisher 8 works to convey carbon dioxide into the inner shell 3, along with the deformation of carbon oxide, so that oxygen is diluted, meanwhile, the combustion of the flame consumes oxygen, so that oxygen is diluted, and therefore the purpose of extinguishing a fire is achieved, when the flame of the flame burning is large, the flame burns the left wall and the right wall of the dry powder containing cavity 4, and because the thickness of the left wall and the right wall of the dry powder containing cavity 4 is 1 mm, so that the left wall and the right wall of the dry powder containing cavity 4 are easy to burn out of holes, the dry powder between the dry powder containing cavity 4 and the inner shell 3 enters the dry powder containing cavity 4 along with the dry powder, the flame is extinguished through the dry powder, after the upper part of the elastic part 617 swings backwards and downwards, the insulating part 615 is closed under the action of the first springs 616 at two sides, after the fire extinguishing is finished, the temperature in the inner shell 3 is gradually recovered, the contact part 613 at the moment is reset along with the dry powder, the contact part 613 is reset to drive the elastic part 617 to reset, the elastic part 617 is limited through the insulating part 615 at the moment, and the elastic part 617 is prevented from being in contact with the terminal 611 to enable a circuit to be communicated. When a damaged place in the electric meter box 1 needs to be repaired and replaced, a user swings to the right front side to open the box cover 2, the box cover 2 swings to the right front side to drive the swing frame 701 to swing to the right front side, the swing frame 701 swings to the right front side to drive the sliding plate 702 to move forwards, the sliding plate 702 moves forwards to drive the first rack 703 and the first mounting plate 704 to move forwards, the first mounting plate 704 moves forwards to drive the first rubber hose 705 to move forwards, the first rack 703 moves forwards to drive the second rack 708 to move backwards through the spur gear 706, the second rack 708 moves backwards to drive the second mounting plate 707 to move backwards, the second mounting plate 707 moves backwards to drive the second rubber hose 709 to move backwards, at the moment, the user replaces the first rubber hose and the second rubber hose 709, then the user repairs the damaged place of the device, and replaces an object 705 to be replaced, the user resets the lid 2 and the first 705 and second 709 rubber hoses then wrap the four wires 63.

As shown in fig. 8 and 9, the electric meter box further comprises an installation shell 12, vertical rods 13, floating plates 14, filter cotton 15, dry cotton 16, a conical shell 17 and purifying cotton 18, the detachable installation shell 12 is arranged on the left and right parts of the upper part in the electric meter box 1, the installation shell 12 on the left and right sides is respectively arranged on the lower sides of through holes in the electric meter box 1 on the left and right sides, three vertical rods 13 are arranged on the bottom in the installation shell 12, the lower part of each vertical rod 13 is an annular bulge, the floating plates 14 are arranged on the upper sides of the annular bulges on the vertical rods 13, the installation shell 12 on the upper sides of the vertical rods 13 is provided with through holes, the floating plates 14 are arranged on the vertical rods 13 in a sliding mode and used for shielding the through holes in the installation shell 12, the detachable filter cotton 15 is arranged on the upper inner part of the installation shell 12, the filter cotton 15 is used for filtering impurities in the outside air, the detachable dry cotton 16 is arranged on the upper inner part of the installation shell 12, the dry cotton 16 is used for removing the moisture in the air, avoid having in the air a large amount of aqueous vapor to get into ammeter case 1 in and cause the short circuit with the electrical contact, dry cotton 16 is located filter pulp 15's downside, the inside conical shell 17 that all is provided with of installation shell 12 of both sides, is provided with detachable in the conical shell 17 and purifies cotton 18, purifies cotton 18 and is used for the smog noxious material filtration purification that produces when firing, avoids the noxious material in the smog to shift out, and people inhales and causes the injury for the health.

When outside air enters the electricity meter box 1, the outside air is filtered through the filter cotton 15, sundries in the outside air are prevented from entering the electricity meter box 1, the air is dried through the drying cotton 16, a large amount of water vapor in the air is prevented from entering the electricity meter box 1 to cause short circuit with electric contact, the water vapor in the installation shell 12 is continuously increased, the water vapor is converged together to be liquefied to form water drops, the water drops downwards fall to the bottom in the installation shell 12, the water drops in the installation shell 12 are continuously increased, the liquid level of the water is continuously improved, the floating plate 14 moves upwards under the buoyancy action of the water to shield through holes in the installation shell 12, the water in the installation shell 12 is prevented from flowing into the conical shell 17 to be moved out, smoke in the electricity meter box 1 enters the conical shell 17 through the purifying cotton 18, the smoke is filtered through the purifying cotton 18, the purified smoke is moved out through the drying cotton 16 and the filter cotton 15, so avoid the noxious material in the smog to shift out, people inhale and cause the injury for the health, after using a period, the user opens case lid 2, and the user will install shell 12 and pull down from ammeter case 1 afterwards, filters cotton 15, dry cotton 16 and purification cotton 18 and changes afterwards to water in installing shell 12 clears up, then the user will install shell 12 and reset can.

The embodiments described above are provided to enable persons skilled in the art to make or use the invention and that modifications or variations can be made to the embodiments described above by persons skilled in the art without departing from the inventive concept of the present invention, so that the scope of protection of the present invention is not limited by the embodiments described above but should be accorded the widest scope consistent with the innovative features set forth in the claims.

Claims

1. An intelligent electric meter with an automatic fire extinguishing function comprises an electric meter box (1), a control module (101), a temperature sensor (102), a box cover (2), an inner shell (3), a dry powder containing cavity (4), a cover plate (5) and an intelligent electric meter (6), wherein a plurality of through holes are formed in the left portion and the right portion of the top of the electric meter box (1), the control module (101) is installed on the left wall in the electric meter box (1), the control module (101) is connected with a remote control terminal through an internet of things communication network, the temperature sensor (102) is arranged at the bottom in the electric meter box (1), the box cover (2) is installed on the right portion of the front wall of the electric meter box (1) through hinges, the inner shell (3) is arranged on the lower portion in the electric meter box (1), the detachable dry powder containing cavity (4) is arranged in the inner shell (3), the detachable cover plate (5) is arranged on the front wall of the detachable dry powder containing cavity (4), the intelligent dry powder storage device is characterized by further comprising a fixing part (61), an air switch (62), wires (63), a fire extinguishing mechanism (7), a fire extinguisher (8), a hollow tube (9), a smoke inductor (10) and a warning lamp (11), wherein the four fixing parts (61) are arranged at the lower part of the intelligent electric meter (6), the detachable air switch (62) is arranged at the lower part in the inner shell (3), the air switch (62) penetrates through the dry powder storage cavity (4), the air switch (62) is arranged at the lower part in the dry powder storage cavity (4), four wires (63) are arranged between the inner shell (3) and the lower part of the dry powder storage cavity (4) in a sliding mode, and the four wires (63) are respectively in contact with the four fixing parts (61), the bottom of the inner shell (3) is provided with a fire extinguishing mechanism (7), the fire extinguishing mechanism (7) is fixedly connected with the box cover (2), the fire extinguishing mechanism (7) is in contact with four conducting wires (63), the lower ends of the four conducting wires (63) all penetrate through the electric meter box (1), the lower left part in the electric meter box (1) is provided with a detachable fire extinguisher (8), an air outlet pipe of the fire extinguisher (8) respectively penetrates through the inner shell (3) and the dry powder containing cavity (4), the upper part of the inner shell (3) is embedded with a hollow pipe (9), the lower part of the hollow pipe (9) is positioned at the upper part in the dry powder containing cavity (4), the upper part in the electric meter box (1) is provided with a smoke inductor (10), the lower part of the smoke inductor (10) is positioned in the hollow pipe (9), the top of the electric meter box (1) is provided with a warning lamp (11), the control module (101) is respectively and electrically connected with the temperature sensor (102), the fire extinguisher (8), the smoke sensor (10) and the warning lamp (11).

2. The smart electric meter with the function of automatically extinguishing fire according to claim 1, wherein the middle part of the dry powder accommodating cavity (4) is concave, the wall thickness of the left wall and the right wall of the dry powder accommodating cavity (4) is 1 mm, and the cavity of the dry powder accommodating cavity (4) is filled with the fire extinguishing dry powder.

3. The smart meter with the automatic fire extinguishing function according to claim 1, wherein the fixing member (61) comprises four terminals (611), a fixing member (612), a contact member (613), sliding rods (614), an insulating member (615), a first spring (616), an elastic member (617) and a second spring (618), the four terminals (611) are provided with the lower portion of the smart meter (6), the lower portion of the terminal (611) is provided with the fixing member (612), the upper portion of the inner rear wall of the terminal (611) is fixedly connected with the contact member (613), the upper portion of the inner wall of the terminal (611) is slidably provided with two sliding rods (614), the two sliding rods (614) are symmetrically arranged, the sliding rods (614) are slidably provided with the insulating member (615), the sliding rods (614) are wound with the first spring (616), one end of the first spring (616) is fixedly connected with the terminal (611), and the other end of the first spring (616) is fixedly connected with the insulating member (615), an elastic member (617) is fixedly connected to the inner front part of the terminal (611), the elastic member (617) is in contact with the contact member (613), and a second spring (618) is fixedly connected between the lower part of the elastic member (617) and the inner front wall of the terminal (611).

4. The smart meter with the function of automatically extinguishing fire according to claim 3, wherein the rear portion of the fixing member (612) is a stepped plate.

5. The smart meter of claim 3, wherein the elastic member (617), the fixing member (612) and the contact member (613) are made of conductive materials.

6. The smart meter with the automatic fire extinguishing function according to claim 1, wherein the fire extinguishing mechanism (7) comprises a swing frame (701), a sliding plate (702), a first rack (703), a first mounting plate (704), a first rubber hose (705), a spur gear (706), a second mounting plate (707), a second rack (708) and a second rubber hose (709), the swing frame (701) is fixedly connected to the right portion of the rear wall of the box cover (2), the sliding plate (702) is rotatably mounted at the rear portion of the swing frame (701), the sliding plate (702) is slidably mounted with the right wall in the meter box (1), the first rack (703) is fixedly connected to the left wall of the sliding plate (702), the first mounting plate (704) is fixedly connected to the top portion of the sliding plate (702), the left portion of the first mounting plate (704) is slidably mounted with the left wall in the meter box (1), the first rubber hoses (705) are detachably mounted in the middle of the first mounting plate (704), bottom rotary type is provided with straight-tooth gear (706) in ammeter case (1), straight-tooth gear (706) are located the left side of first rack (703), straight-tooth gear (706) mesh mutually with first rack (703), the bottom slidingtype is equipped with second mounting panel (707) in ammeter case (1), the right wall rigid coupling of second mounting panel (707) has second rack (708), second rack (708) are located the left side of straight-tooth gear (706), second rack (708) mesh mutually with straight-tooth gear (706), the left part of second mounting panel (707) is provided with a plurality of detachable second rubber hose (709).

7. The smart meter with the function of automatically extinguishing fire according to claim 6, wherein the first rubber hose (705) and the second rubber hose (709) are filled with fire extinguishing powder.

8. The intelligent electric meter with the automatic fire extinguishing function according to claim 1, further comprising a mounting shell (12), vertical rods (13), floating plates (14), filter cotton (15), dry cotton (16), conical shells (17) and purifying cotton (18), wherein the detachable mounting shell (12) is arranged at the left and right parts of the upper part in the electric meter box (1), the mounting shells (12) at the two sides are respectively positioned at the lower sides of the through holes in the electric meter box (1) at the two sides, the three vertical rods (13) are arranged at the bottom in the mounting shell (12), the through holes are formed in the mounting shell (12) at the upper sides of the vertical rods (13), the floating plates (14) are slidably arranged on the vertical rods (13), the detachable filter cotton (15) is arranged at the upper part in the mounting shell (12), the detachable dry cotton (16) is arranged at the upper part in the mounting shell (12), and the dry cotton (16) is positioned at the lower side of the filter cotton (15), conical shells (17) are arranged in the mounting shells (12) at the two sides, and detachable purification cotton (18) is arranged in the conical shells (17).

9. The smart meter with the function of automatically extinguishing fire according to claim 8, characterized in that the lower part of the vertical rod (13) is a circular protrusion, and the floating plate (14) is positioned on the upper side of the circular protrusion on the vertical rod (13).