CN110854712B

CN110854712B - Arc extinction overvoltage protection device

Info

Publication number: CN110854712B
Application number: CN201910974422.1A
Authority: CN
Inventors: 不公告发明人
Original assignee: Longyan Yili Electric Power Engineering Co Ltd Longyan Economic Development Branch Co; Longyan Power Supply Co of State Grid Fujian Electric Power Co Ltd
Current assignee: Longyan Yili Electric Power Engineering Co., Ltd. Longyan economic development branch company; Longyan Power Supply Co of State Grid Fujian Electric Power Co Ltd
Priority date: 2018-08-16
Filing date: 2018-08-16
Publication date: 2020-12-11
Anticipated expiration: 2038-08-16
Also published as: CN108879640B; CN110854712A; CN108879640A

Abstract

The invention discloses an arc extinction overvoltage protection device, and belongs to the field of switch type arc extinction overvoltage protection. The utility model provides a quick switch type arc extinction overvoltage protection device, includes the protection body, the backup pad is gone up to protection body bottom side fixedly connected with, go up the backup pad and pass through buffer spring and connect in the bottom suspension fagging, it has thermoplasticity cushion rubber to go up to fill between backup pad and the bottom suspension fagging. It can realize heating thermoplasticity cushion rubber, thermoplasticity cushion rubber's temperature risees to become soft and has improved its shock attenuation buffering effect, effectual shock attenuation, it is excessive to prevent vibrations, hole type semiconductor and electron type semiconductor arrange the one end heat absorption of cooling dust removal ventilation incasement in addition, the temperature of effectual reduction cooling water, and send air conditioning into the protection body through the air supply section of thick bamboo and cool down, effectual shock attenuation improves the life-span, effectively prevent simultaneously that accumulation dust and high temperature, effectual improvement work efficiency.

Description

Arc extinction overvoltage protection device

Technical Field

The invention relates to the field of switch type arc extinction overvoltage protection, in particular to a rapid switch type arc extinction overvoltage protection device.

Background

The arc extinction comprehensive protection device is an intelligent controller developed aiming at a protection device of an electric power system; the dual-core microprocessor that this product adopted has powerful improved generation Harvard structure and digital signal processor calculation function, consequently can utilize DSP high speed, the Fourier analysis is realized to the repeated data processing ability, secondary voltage through to voltage transformer PT gathers, judge, in time accurately analyzes to the various ground connection states of electric wire netting, and take corresponding action, utilize MCU's powerful logical operation ability to realize liquid crystal display fast simultaneously, functions such as telecommunications and data protection, the device is good operational environment, at present the device is the snap-on in transformer substation department, the easy vibrations of machine during operation, influence machine life, the device internal machine component accumulates the dust easily in addition, it is big to be influenced by ambient temperature, when the high temperature, work efficiency is low.

Disclosure of Invention

1. Technical problem to be solved

Aiming at the problems of easy vibration, influence on service life, accumulation of dust and low working efficiency due to overhigh temperature in the prior art, the invention aims to provide a quick switching type arc extinction overvoltage protection device which can effectively absorb shock and improve service life, effectively prevent accumulation of dust and overhigh temperature and effectively improve working efficiency.

2. Technical scheme

In order to solve the above problems, the present invention adopts the following technical solutions.

The utility model provides a fast switch type arc extinction overvoltage protection device, includes the protection body, backup pad on protection body bottom side fixedly connected with, it passes through buffer spring to connect on the bottom suspension fagging to go up the backup pad, it has thermoplasticity cushion rubber to fill between backup pad and the bottom suspension fagging, and thermoplasticity cushion rubber parcel buffer spring, a plurality of steam through-holes have been seted up on the thermoplasticity cushion rubber, protection body right side is equipped with cooling dust removal ventilation case, hot-blast cylinder and battery, hot-blast cylinder left end is connected with the steam and manages, be connected with a plurality of steam pipes on the steam is managed, the one end that the steam pipe kept away from the steam and manages is connected in steam through-hole department, and the steam pipe is linked together with the steam through-hole, hot-blast cylinder right-hand member in-connection has first blowing fan, hot-blast cylinder in-connection has cavity type semiconductor and electron type semiconductor, the one The solar cell comprises a head and a second thermal connector, wherein a positive electrode of a storage battery is electrically connected with the second thermal connector through a connecting wire, a negative electrode of the storage battery is electrically connected with the first thermal connector through a connecting wire, cooling water is filled in a cooling and dedusting ventilation box, the cooling and dedusting ventilation box is connected with a first silicone tube and a second silicone tube, the first silicone tube and the second silicone tube are arranged in the cooling water and are communicated through a third silicone tube, a cold connector is arranged in the third silicone tube, one ends, far away from a hot air cylinder, of a cavity type semiconductor and an electronic type semiconductor are respectively arranged in a second silicone tube of a first silicone tube pump and are connected with the cold connector, the cooling and dedusting ventilation box is connected with a plurality of air inlet cylinders, a second blowing fan is connected in the plurality of air inlet cylinders, an arc-shaped ventilation pipe at the left end of the air inlet cylinder, one end, far away from the air inlet cylinder, the cooling dust-removing ventilation box is communicated with the protection body through the air supply cylinder, one end of the hot air cylinder generates heat and blows into a hot air through hole of the thermoplastic buffer rubber through the cavity type semiconductor and the electronic type semiconductor, so that the thermoplastic buffer rubber is heated, the temperature of the thermoplastic buffer rubber is raised and softened, the damping and buffering effect is improved, the vibration is effectively reduced, the excessive vibration is prevented, in addition, the cavity type semiconductor and the electronic type semiconductor are arranged at one end in the cooling dust-removing ventilation box to absorb heat, the temperature of cooling water is effectively reduced, in addition, air enters the cooling water through the air inlet cylinder and the arc-shaped ventilation pipe, the air entering the arc-shaped ventilation pipe enters the cooling water and is separated out to the upper part of the cooling water, dust is removed while the cooling air is cooled through the air supply cylinder, the cooling is carried out through the protection body, the effective damping is prolonged, the working efficiency is effectively improved.

Preferably, the air inlet cylinder is fixedly connected with an impurity filter screen, and the impurity filter screen is positioned on the right side of the second blowing fan.

Preferably, an air supply fan is connected in the air supply barrel, the upper end of the air supply barrel is connected with a cold air pipe through a bent pipe, one end, far away from the bent pipe, of the cold air pipe is connected with a cold air branch pipe, and the cold air branch pipe is communicated with the protection body through a plurality of cold air inlet pipes.

Preferably, the protection body is connected with an air outlet pipe, and one end of the air outlet pipe, which is far away from the protection body, is connected with the air inlet end of the hot air cylinder.

Preferably, the thermoplastic cushion rubber is TPE rubber.

3. Advantageous effects

Compared with the prior art, the invention has the advantages that:

in the scheme, the cavity type semiconductor and the electronic type semiconductor are arranged at one end of the hot air cylinder to generate heat and blow the heat to the hot air through hole of the thermoplastic buffer rubber, thereby heating the thermoplastic buffer rubber, the temperature rise and softening of the thermoplastic buffer rubber improve the shock absorption and buffer effect, effectively absorb shock, prevent excessive shock, in addition, the cavity type semiconductor and the electronic type semiconductor are arranged at one end in the cooling dust removal ventilation box to absorb heat, so that the temperature of the cooling water is effectively reduced, in addition, air is supplied through the air inlet cylinder and the arc-shaped ventilation pipe, the air entering the arc-shaped ventilation pipe enters cooling water, and from its upper portion of appearing the cooling water, get rid of the dust when cooling water cooling air to send into the protection body through a supply-air cylinder and cool down, effectual shock attenuation improves the life-span, effectively prevents to accumulate dust and high temperature simultaneously, effectual improvement work efficiency.

Drawings

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

FIG. 2 is a schematic sectional view of the cooling and dust removing ventilation box of the present invention;

FIG. 3 is a schematic view of the connection structure of the cooling and dust removing ventilation box and the ventilation tube of the present invention;

fig. 4 is a schematic view of a connection structure of an upper support plate and a lower support plate according to the present invention.

The reference numbers in the figures illustrate:

1 protection body, 2 outlet pipes, 3 upper supporting plates, 4 thermoplastic buffer rubber, 5 lower supporting plates, 6 hot air pipes, 7 hot air branch pipes, 8 storage batteries, 9 hot air drums, 10 electronic semiconductors, 11 cavity semiconductors, 12 cooling and dedusting ventilation boxes, 13 air inlet drums, 14 air supply drums, 15 bent pipes, 16 cold air pipes, 17 cold air inlet pipes, 18 cold air branch pipes, 19 air supply fans, 20 arc-shaped ventilation pipes, 21 cooling water, 22 second air blowing fans, 23 impurity filter screens, 24 cold connectors, 25 first silicone tubes, 26 first hot connectors, 27 first air blowing fans, 28 second connectors, 29 second silicone tubes, 30 third silicone tubes, 31 hot air through holes and 32 buffer springs.

Detailed Description

The drawings in the embodiments of the invention will be combined; the technical scheme in the embodiment of the invention is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the invention; rather than all embodiments. Based on the embodiments of the invention; all other embodiments obtained by a person skilled in the art without making any inventive step; all fall within the scope of protection of the present invention.

Example 1:

referring to fig. 1-4, a fast switch type arc extinction overvoltage protection device comprises a protection body 1, an upper support plate 3 is fixedly connected to the bottom side of the protection body 1, the upper support plate 3 is connected to a lower support plate 5 through a buffer spring 32, thermoplastic buffer rubber 4 is filled between the upper support plate 3 and the lower support plate 5, the thermoplastic buffer rubber 4 wraps the buffer spring 32, a plurality of hot air through holes 31 are formed in the thermoplastic buffer rubber 4, a cooling and dust removal ventilation box 12, a hot air cylinder 9 and a storage battery 8 are arranged on the right side of the protection body 1, a hot air branch pipe 7 is connected to the left end of the hot air cylinder 9, a plurality of hot air pipes 6 are connected to the hot air branch pipe 7, one ends of the hot air pipes 6 far away from the hot air branch pipe 7 are connected to the hot air through holes 31, the hot air pipes 6 are communicated with the hot air through holes 31, a first blowing fan 27 is connected to the right end of, the cavity type semiconductor 11 and the electronic type semiconductor 10 are arranged at one end of a hot air cylinder 9 and are respectively connected with a first hot connector 26 and a second hot connector 28, the anode of a storage battery 8 is electrically connected with the second hot connector 28 through a connecting wire, the cathode of the storage battery 8 is electrically connected with the first hot connector 26 through a connecting wire, cooling water 21 is filled in a cooling and dedusting ventilation box 12, the cooling and dedusting ventilation box 12 is connected with a first silicone tube 25 and a second silicone tube 29, the first silicone tube 25 and the second silicone tube 29 are arranged in the cooling water 21 and are communicated through a third silicone tube 30, a cold connector 24 is arranged in the third silicone tube 30, one ends of the cavity type semiconductor 11 and the electronic type semiconductor 10 far away from the hot air cylinder 9 are respectively arranged in a first silicone tube 25 pump and a second silicone tube 29 and are connected with the cold connector 24, the cooling and dedusting ventilation box 12 is connected with a plurality of air cylinders 13, and a plurality of air inlet cylinders 13 are respectively connected with a second air blowing, an arc-shaped ventilation pipe 20 at the left end of an air inlet barrel 13, one end of the arc-shaped ventilation pipe 20, which is far away from the air inlet barrel 13, is arranged in cooling water 21, a cooling dust-removing ventilation box 12 is communicated with a protection body 1 through an air supply barrel 14, one end of a hot air barrel 9 is arranged to generate heat through a cavity type semiconductor 10 and an electronic type semiconductor 11 and blows the heat to a hot air through hole 31 of thermoplastic buffer rubber 4, so that the thermoplastic buffer rubber 4 is heated, the temperature rise and the softening of the thermoplastic buffer rubber 4 are improved, the shock absorption and the buffering effects are improved, the excessive shock absorption is effectively realized, in addition, the cavity type semiconductor 10 and the electronic type semiconductor 11 are arranged at one end in the cooling dust-removing ventilation box 12 to absorb heat, the temperature of the cooling water 21 is effectively reduced, in addition, air is supplied through the air inlet barrel 13 and the arc-shaped ventilation, get rid of the dust in the time of cooling water 21 cooling air to send into protection body 1 through air supply section of thick bamboo 14 and cool down in, effectual shock attenuation improves the life-span, effectively prevents simultaneously that accumulation dust and high temperature, effectual improvement work efficiency.

Preferably, the air inlet drum 13 is fixedly connected with an impurity filter screen 23, and the impurity filter screen 23 is positioned on the right side of the second blowing fan 22, so that impurities can be effectively filtered, and the entering of larger impurities can be prevented.

Preferably, an air supply fan 19 is connected in the air supply cylinder 14, the upper end of the air supply cylinder 14 is connected with a cold air pipe 16 through an elbow 15, one end, far away from the elbow 15, of the cold air pipe 16 is connected with a cold air branch pipe 18, the cold air branch pipe 18 is communicated with the protection body 1 through a plurality of cold air inlet pipes 17, the cold air branch pipe 18 and the cold air inlet pipe 17 are convenient to feed cold air into the protection body 1 through the elbow 15 and the cold air branch pipe 18, and cooling is convenient.

Preferably, the protection body 1 is connected with the outlet pipe 2, the end of the outlet pipe 2 far away from the protection body 1 is connected with the air inlet end of the hot air cylinder 9, the air with hot air in the cooling protection body 1 is sent into the hot air cylinder 9, and the heat is fully utilized, so that the thermoplastic buffer rubber 4 is heated.

Preferably, the thermoplastic buffer rubber 4 is TPE rubber, and the TPE rubber has high elasticity, high strength, high resilience and good buffer effect.

The working principle is as follows: the storage battery 8 is communicated with the cavity type semiconductor 10 and the electron type semiconductor 11, the cavity type semiconductor 10 and the electron type semiconductor 11 are arranged at one end of the hot air cylinder 9 to generate heat and blown into a hot air through hole 31 of the thermoplastic buffer rubber 4 through the hot air branch pipe 7 and the hot air pipe 6 to heat the thermoplastic buffer rubber 4, the temperature rise and softening of the thermoplastic buffer rubber 4 improve the damping and buffering effect, the effective damping is realized, the excessive vibration is prevented, in addition, the cavity type semiconductor 10 and the electron type semiconductor 11 are arranged at one end in the cooling and dedusting ventilation box 12 to absorb heat, the temperature of the cooling water 21 is effectively reduced, the first silica gel tube 25, the second silica gel tube 29 and the third silica gel tube 30 have good insulating, waterproof and heat-conducting performances, the cavity type semiconductor 10 and the electron type semiconductor 11 are ensured to effectively cool the cooling water 21, in addition, air enters the ventilation pipe through the air inlet pipe 13 and, the air that arc ventilation pipe 20 got into gets into in cooling water 21 to from its separation out cooling water 21 upper portion, get rid of the dust when cooling water 21 cooling air, and send into protection body 1 through air supply section of thick bamboo 14 and cool air and cool down, effectual shock attenuation improves the life-span, effectively prevents simultaneously that accumulation dust and high temperature, effectual improvement work efficiency.

The above; but are merely preferred embodiments of the invention; the scope of the invention is not limited thereto; any person skilled in the art is within the technical scope of the present disclosure; the technical scheme and the improved concept of the invention are equally replaced or changed; are intended to be covered by the scope of the present invention.

Claims

1. A working method of a fast switch type arc extinction overvoltage protection device is characterized in that: the protection device comprises a protection body (1), wherein an upper supporting plate (3) is fixedly connected to the bottom side of the protection body (1), the upper supporting plate (3) is connected to a lower supporting plate (5) through a buffer spring (32), thermoplastic buffer rubber (4) is filled between the upper supporting plate (3) and the lower supporting plate (5), the thermoplastic buffer rubber (4) wraps the buffer spring (32), a plurality of hot air through holes (31) are formed in the thermoplastic buffer rubber (4), a cooling dust removal ventilation box (12), a hot air cylinder (9) and a storage battery (8) are arranged on the right side of the protection body (1), the left end of the hot air cylinder (9) is connected with a hot air branch pipe (7), a plurality of hot air pipes (6) are connected to the hot air branch pipe (7), one ends of the hot air pipes (6), far away from the hot air branch pipe (7), are connected to the hot air through holes (, and hot-air pipe (6) is linked together with steam through-hole (31), hot-air cylinder (9) right-hand member in-connection has first fan (27) of blowing, hot-air cylinder (9) in-connection has hole type semiconductor (11) and electron type semiconductor (10), the one end that hot-air cylinder (9) were arranged in to hole type semiconductor (11) and electron type semiconductor (10) is connected with first hot connector (26) and second hot connector (28) respectively, battery (8) anodal connecting wire and second hot connector (28) electrical property link to each other through the connecting wire, battery (8) negative pole passes through the connecting wire and links to each other with first hot connector (26) electrical property, contain cooling water (21) in cooling dust removal ventilation case (12), be connected with first silicone tube (25) and second silicone tube (29) on cooling dust removal ventilation case (12), first silicone tube (25) and second silicone tube (29) are arranged in cooling water (21) and are linked to each other through third silicone tube (30) The cooling and dedusting ventilation box comprises a third silicone tube (30), a cold connector (24) is arranged in the third silicone tube (30), one ends, far away from a hot air cylinder (9), of a cavity type semiconductor (11) and an electronic type semiconductor (10) are respectively arranged in a first silicone tube (25) and a second silicone tube (29) and connected with the cold connector (24), a plurality of air inlet cylinders (13) are connected to the cooling and dedusting ventilation box (12), a second blowing fan (22) is connected to each of the air inlet cylinders (13), an arc-shaped ventilation pipe (20) is arranged at the left end of each air inlet cylinder (13), one end, far away from the air inlet cylinder (13), of each arc-shaped ventilation pipe (20) is arranged in cooling water (21), and the cooling and dedusting ventilation box (12) is communicated with a protection body (1) through an air supply cylinder (14);

the working method comprises the following steps: through air inlet section of thick bamboo and arc ventilation pipe air inlet, the air admission cooling aquatic that the arc ventilation pipe got into to from its upper portion of appearing the cooling water, get rid of the dust when cooling water cooling air, and send into the protection body through the air supply section of thick bamboo with air conditioning and cool down.

2. The method of operation of claim 1, wherein: the cavity type semiconductor and the electron type semiconductor are arranged at one end of the hot air cylinder to generate heat and blow the heat to the hot air through hole of the thermoplastic buffer rubber, so that the thermoplastic buffer rubber is heated, and the temperature of the thermoplastic buffer rubber is increased and softened.