CN111769450A - Logistics electric power protection device of underground pipe gallery - Google Patents
Logistics electric power protection device of underground pipe gallery Download PDFInfo
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- CN111769450A CN111769450A CN202010678853.6A CN202010678853A CN111769450A CN 111769450 A CN111769450 A CN 111769450A CN 202010678853 A CN202010678853 A CN 202010678853A CN 111769450 A CN111769450 A CN 111769450A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/54—Anti-seismic devices or installations
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/56—Cooling; Ventilation
- H02B1/565—Cooling; Ventilation for cabinets
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- Power Engineering (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention discloses a high-safety logistics electricity utilization protection method based on an underground pipe gallery; the method comprises the following steps: s1, arranging a protection device at the electricity distribution line for logistics of the underground pipe gallery, wherein electronic elements of the electricity distribution line are arranged inside the protection device; s2, an air inlet fan and an exhaust fan are arranged in the protection device, a temperature and humidity sensor is arranged in the inner shell, the temperature and humidity sensor is connected with a controller, and the controller controls the start and stop of the air inlet fan and the exhaust fan; s3, collecting temperature and humidity values inside the inner shell by a temperature and humidity sensor, and controlling ventilation and dehumidification according to the actual condition of the temperature and humidity values; s4, arranging a buffer mechanism between the inner shell and the outer shell of the protection device to achieve the aim of shockproof protection; the invention carries out all-round protection on the electric power of the logistics of the underground pipe gallery, ensures the normal operation of the electric power of the logistics of the underground pipe gallery, ensures the safer electric power transmission and reduces the electric energy loss in the transmission process.
Description
Technical Field
The invention belongs to the field of logistics electric power of underground pipe galleries, and particularly relates to a logistics electric power protection device of an underground pipe gallery.
Background
The underground comprehensive pipe gallery is a public tunnel which is built underground in a city and is used for intensively laying municipal pipelines such as electric power, communication, broadcast television, water supply and the like; the underground logistics system is a logistics mode with innovation significance, has the advantages of high speed, high accuracy and the like, and is an important effective way for solving urban traffic jam, reducing environmental pollution and improving the accessibility and quality of urban goods transportation; the underground logistics system can meet the development mode of circular economy, accords with the development requirement of a resource-saving society, is a necessary choice for the sustainable development of the city in China, and can be mutually promoted and jointly developed without the support of an underground comprehensive pipe gallery when the underground logistics system is constructed.
The support of electric power cannot be avoided during the logistics transportation of the underground pipe gallery, but in the current logistics electric power construction of the underground pipe gallery, almost all the electric power conversion tasks are completed by adopting common electric cabinets in the market; due to the fact that logistics transportation tasks of the underground pipe gallery are heavy, high-power elements are needed to be converted into high-voltage and low-voltage power elements; traditional regulator cubicle safety protection level is low, consequently is difficult to satisfy the demand of underground pipe gallery commodity circulation development, and there is a great deal of potential safety hazard in use.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a high-safety electricity protection method for logistics based on an underground pipe gallery, which is used for protecting the logistics electricity of the underground pipe gallery in an all-around manner, so that the normal operation of the logistics electricity of the underground pipe gallery is ensured, the electricity transmission is safer, and the loss of electric energy in the transmission process is reduced.
The invention provides the following technical scheme:
a high-safety logistics electricity utilization protection method based on an underground pipe gallery; the method comprises the following steps:
s1, arranging a protection device at the electricity distribution line for logistics of the underground pipe gallery, wherein electronic elements of the electricity distribution line are arranged inside the protection device;
s2, an air inlet fan and an exhaust fan are arranged in the protection device, a temperature and humidity sensor is arranged in the inner shell, the temperature and humidity sensor is connected with a controller, and the controller controls the start and stop of the air inlet fan and the exhaust fan;
s3, collecting temperature and humidity values inside the inner shell by a temperature and humidity sensor, and controlling ventilation and dehumidification according to the actual condition of the temperature and humidity values;
s4, a buffer mechanism is arranged between the inner shell and the outer shell of the protection device, so that the aim of shockproof protection is fulfilled.
Preferably, the protection device in the step S1 is fixed on a wall in the underground pipe gallery for line concentration and line distribution.
Preferably, in steps S2 and S3, a controller sets a threshold value of the temperature and humidity inside the inner housing, and when any one of the actual detected values of the temperature or the humidity exceeds the set threshold value, the controller controls to turn on the air supply fan and the exhaust fan to complete air exhaust and dehumidification.
Preferably, the dehumidification process is to absorb moisture in the air through the dehumidification layer arranged in the air inlet pipe and the dehumidification sheet on the exhaust fan, so that the problems of short circuit and the like caused by dampness of the electronic element in the inner shell are prevented, and the service life of the power electronic element is prolonged.
Preferably, in step S2, when the temperature and humidity controller detects that the temperature and humidity value inside the inner housing is lower than the threshold, the controller controls to turn off the air supply fan and the exhaust fan.
Preferably, in step S4, the buffer mechanism protection process includes: when the shell body receives the collision of external force, the shell body transmits the collision force to the hard elastic sheet and the first spring through the fixing block, the hard elastic sheet is deformed and straightened after being stressed, and the collision force is buffered for the first time through the first spring and the hard elastic sheet, so that the damage of the collision force to the electronic element in the inner shell body is reduced.
Preferably, after the hard elastic sheet deforms, the connected connecting block further drives the moving block to slide in the cavity, and the effect of buffering the collision force for the second time is achieved by compressing the second spring in the sliding process of the moving block; through twice buffering effect, avoid external force to the damage of electronic component as far as possible, guarantee the normal safe supply of underground pipe gallery commodity circulation electric power.
Preferably, the protection method adopts a logistics electric protection device of an underground pipe gallery; comprises an outer shell and an inner shell; an electronic element for underground pipe gallery logistics power transmission is arranged inside the inner shell; the outer shell is provided with a movable door; an air inlet pipeline is arranged at the bottom of the outer shell, an air inlet fan is arranged in the air inlet pipeline, a cold air pipe is arranged on one side, close to the outer shell, of the air inlet fan, and the cold air pipe is arranged in the air inlet pipeline; the cold air pipe is provided with a liquid inlet and a liquid outlet; the cold air pipe is connected with a circulating pipe through a liquid inlet and a liquid outlet, and the circulating pipe is arranged outside the air inlet pipeline; a condenser is arranged on one side of the circulating pipe close to the liquid outlet, a water pump is arranged on one side of the circulating pipe close to the liquid inlet, and condensed water is pumped into the cold air pipe through the water pump to form water circulation; the top of shell body is equipped with the air outlet, air outlet department is equipped with the exhaust fan.
Preferably, a plurality of groups of buffer mechanisms are arranged between the outer shell and the inner shell, and each buffer mechanism comprises a fixed block, a hard elastic sheet, a first spring and a sliding mechanism; the outside of interior casing is equipped with the cavity, slide mechanism sets up the inside at the cavity.
Preferably, the fixed block is connected with the inner wall of the outer shell, the upper side and the lower side of the fixed block are both connected with the hard elastic sheet, and the other end of the hard elastic sheet is connected with the sliding mechanism; one side of the fixed block, which is far away from the outer shell, is connected with a first spring, and the other end of the first spring is connected with the outer wall of the inner shell.
Preferably, a chute is formed in one side of the cavity close to the inner shell; a through groove is formed in one side, far away from the inner shell, of the cavity; the sliding mechanism comprises a connecting block, one end of the connecting block is connected with the hard elastic sheet, and the connecting block is arranged in the through groove and is in sliding connection with the through groove in a clearance manner; the other end of the connecting block is connected with a moving block, and the moving block is arranged in the cavity.
Preferably, one side of the moving block, which is far away from the connecting block, is connected with a sliding block, and the sliding block is in sliding connection with the sliding groove in a matching manner.
Preferably, the moving block slides in the cavity to form sliding connection; the other side of the moving block is connected with a second spring, and the other end of the second spring is connected with the inner wall of the cavity.
Preferably, the cold air pipe has an "S" shaped curved shape.
Preferably, a dehumidification layer is arranged at one end, far away from the air inlet fan, of the air inlet pipeline; the exhaust fan is equipped with a plurality of flabellums, and is a plurality of all be equipped with the dehumidification piece between the flabellum, the dehumidification piece is connected with the flabellum.
Preferably, the inside temperature and humidity sensor that is equipped with of interior casing, temperature and humidity sensor is connected with the controller, and the controller controls opening of admitting air fan and exhaust fan and stops.
Preferably, the outer layers of the dehumidification layer and the dehumidification sheet are both made of non-woven fabrics, and the inner layer of the non-woven fabrics is wrapped with anhydrous calcium chloride particles; when carrying out aeration cooling, pass through dehumidification layer and dehumidification piece absorption with the moist steam in the air, prevent that the inside electronic component of interior casing from weing and arousing short circuit scheduling problem, increase power electronic component's life, it is safer to use.
Preferably, in order to better buffer acting force and achieve better protection effect, the hard elastic sheet is a metal elastic sheet, and the Shore hardness Y of the hard elastic sheet is 90-156 HD; the resilience rate lambda of the hard elastic sheet is 25-85%; λ satisfies λ = α · Y/3;
in the above formula, α is the coefficient of resilience, and the value range is 0.012-0.0375.
Preferably, in order to improve the mutual synergistic action of the first spring and the hard spring, the buffering force is improved together, and the impact resistance toughness of the outer shell is improved; the first spring is made of steel springs, and the Shore hardness Y and the rebound rate lambda of the hard elastic sheet, the length L, the stiffness coefficient k and the type variable x of the first spring meet the following relations:
λ·L=φ·(kx)/Y3；
l, x units cm in the above formula; k is the stiffness coefficient of the first spring; wherein phi is an adjusting coefficient and has a value range of 0.28-16.379.
Compared with the prior art, the invention has the following beneficial effects:
(1) according to the logistics electric protection device for the underground pipe gallery, the air inlet pipeline is arranged at the bottom of the outer shell, the air outlet is arranged at the top of the outer shell, and the air inlet fan and the exhaust fan are arranged, so that the air flow in the inner shell is accelerated, and the heat dissipation is accelerated; and through set up "S" type cold air duct in inlet air channel, further improve the inside rate of heat dissipation of interior casing, improve the transmission efficiency of electric energy.
(2) According to the logistics electric protection device for the underground pipe gallery, the dehumidification layer and the dehumidification sheet absorb moisture in the air while ventilating and cooling, so that the problems of short circuit and the like caused by the fact that an electronic element in the inner shell is wetted are solved, the service life of the power electronic element is prolonged, and the use is safer.
(3) According to the logistics electric power protection device for the underground pipe gallery, the buffer mechanism and the sliding mechanism are arranged between the outer shell and the inner shell, and the hard elastic sheet, the first spring and the second spring have buffer effects twice, so that the damage of external force to an electronic element is avoided as much as possible, a good shockproof effect is achieved, and the normal and safe supply of logistics electric power of the underground pipe gallery is ensured.
(4) According to the logistics electric protection device for the underground pipe gallery, disclosed by the invention, the shore hardness and the resilience rate of the hard elastic sheet are limited, so that the buffering acting force is further improved, and a better protection effect is achieved.
(5) According to the logistics electric protection device for the underground pipe gallery, the relations between the Shore hardness resilience rate of the hard elastic sheet and the length, stiffness coefficient and type variable of the first spring are limited, so that the mutual synergistic effect of the first spring and the hard spring is improved, the buffering force is jointly improved, the impact toughness of the outer shell is improved, and the shockproof effect is further improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a flow chart of the present invention.
Fig. 2 is an overall structural view of the protector of the present invention.
Fig. 3 is a schematic view of a cushioning mechanism of the guard of the present invention.
Fig. 4 is a schematic view of the sliding mechanism of the guard of the present invention.
Fig. 5 is a schematic view of the structure of the cold air pipe of the protection device of the present invention.
FIG. 6 is a schematic view of the exhaust fan of the protection device of the present invention.
In the figure: 1. an outer housing; 2. an inner housing; 3. a buffer mechanism; 4. an air inlet pipeline; 5. an air inlet fan; 6. a cold air pipe; 7. a circulation pipe; 8. a condenser tube; 9. a water pump; 10. a dehumidification layer; 11. an air outlet; 12. an exhaust fan; 13. an electronic component; 301. a fixed block; 302. a hard elastic sheet; 303. a first spring; 304. a cavity; 305. a sliding mechanism; 3051. connecting blocks; 3052. a moving block; 3053. a slider; 3054. a second spring; 3055. a chute; 3056. a through groove; 601. a liquid inlet; 602. a liquid outlet; 1201. a fan blade; 1202. a dehumidifying tablet.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described in detail and completely with reference to the accompanying drawings. It is to be understood that the described embodiments are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
The first embodiment is as follows:
as shown in fig. 1, a high-safety underground pipe gallery-based logistics electricity protection method; the method comprises the following steps:
s1, arranging a protection device at the electricity distribution line for logistics of the underground pipe gallery, wherein electronic elements of the electricity distribution line are arranged inside the protection device;
s2, an air inlet fan and an exhaust fan are arranged in the protection device, a temperature and humidity sensor is arranged in the inner shell, the temperature and humidity sensor is connected with a controller, and the controller controls the start and stop of the air inlet fan and the exhaust fan;
s3, collecting temperature and humidity values inside the inner shell by a temperature and humidity sensor, and controlling ventilation and dehumidification according to the actual condition of the temperature and humidity values;
s4, a buffer mechanism is arranged between the inner shell and the outer shell of the protection device, so that the aim of shockproof protection is fulfilled.
And the protection device in the step S1 is fixed on the wall body in the underground pipe gallery and used for line concentration and line distribution.
In steps S2 and S3, the controller sets the limit threshold of the temperature and humidity in the inner shell, when any actual detection value of the temperature or the humidity exceeds the set threshold, the controller controls the air inlet fan and the exhaust fan to be opened, and air exhaust and dehumidification are completed.
The dehumidification process is that the dehumidification piece absorbs the moisture steam in the air on dehumidification layer and the exhaust fan that sets up in the intake stack, prevents that the inside electronic component of interior casing from weing arousing short circuit scheduling problem, increases power electronic component's life.
In step S2, when the temperature and humidity controller detects that the temperature and humidity value inside the inner housing is lower than the threshold, the controller controls to turn off the air supply fan and the exhaust fan.
In step S4, the buffer mechanism protection process is: when the outer shell 1 is collided by an external force, the outer shell 1 transmits the collision force to the hard elastic sheet 302 and the first spring 303 through the fixing block 301, the hard elastic sheet 302 deforms and straightens after being stressed, and the collision force is buffered for the first time through the first spring 303 and the hard elastic sheet 302, so that the damage of the collision force to the electronic element 13 inside the inner shell 2 is reduced.
After the hard elastic sheet 302 deforms, the connected connecting block 3051 further drives the moving block 3052 to slide in the cavity 304, and the moving block 3052 achieves the effect of buffering the collision force for the second time by compressing the second spring 3054 in the sliding process; through twice buffering effect, avoid external force as far as possible to the damage of electronic component 13 underground, guarantee the normal safe supply of underground pipe gallery commodity circulation electric power.
Example two:
2-6, on the basis of the first embodiment, the protection method adopts a logistics electric protection device of an underground pipe gallery; comprises an outer shell 1 and an inner shell 2; an electronic element 13 for underground pipe gallery logistics power transmission is arranged inside the inner shell 2; the outer shell 1 is provided with a movable door; an air inlet pipeline 4 is arranged at the bottom of the outer shell 1, an air inlet fan is arranged in the air inlet pipeline 4, a cold air pipe 6 is arranged on one side, close to the outer shell 1, of the air inlet fan, and the cold air pipe 6 is arranged in the air inlet pipeline 4; the cold air pipe 6 is provided with a liquid inlet 601 and a liquid outlet 602; the cold air pipe 6 is connected with a circulating pipe 7 through a liquid inlet 601 and a liquid outlet 602, and the circulating pipe 7 is arranged outside the air inlet pipeline 4; a condenser 8 is arranged on one side of the circulating pipe 7 close to the liquid outlet 602, a water pump 9 is arranged on one side of the circulating pipe 7 close to the liquid inlet 601, and condensed water is pumped into the cold air pipe 6 through the water pump 9 to form water circulation; the top of shell body 1 is equipped with air outlet 11, air outlet 11 department is equipped with exhaust fan 12.
A plurality of groups of buffer mechanisms 3 are arranged between the outer shell 1 and the inner shell 2, and each buffer mechanism 3 comprises a fixed block 301, a hard elastic sheet 302, a first spring 303 and a sliding mechanism 305; the outer side of the inner housing 2 is provided with a cavity 304, and the sliding mechanism 305 is arranged inside the cavity 304.
The fixed block 301 is connected with the inner wall of the outer shell 1, the upper side and the lower side of the fixed block 301 are both connected with the hard elastic sheet 302, and the other end of the hard elastic sheet 302 is connected with the sliding mechanism 305; one side of the fixed block 301, which is far away from the outer shell 1, is connected with a first spring 303, and the other end of the first spring 303 is connected with the outer wall of the inner shell 2.
A chute 3055 is formed in one side of the cavity 304, which is close to the inner shell 2; a through groove 3056 is formed in one side, away from the inner shell 2, of the cavity 304; the sliding mechanism 305 comprises a connecting block 3051, one end of the connecting block 3051 is connected with the hard elastic sheet 302, and the connecting block 3051 is arranged in the through groove 3056 and is in sliding connection with the through groove 3056 in a clearance; the other end of the connecting block 3051 is connected with a moving block 3052, and the moving block 3052 is arranged inside the cavity 304.
One side, far away from the connecting block 3051, of the moving block 3052 is connected with a sliding block 3053, and the sliding block 3053 is in matched sliding connection with the sliding groove 3055; the moving block 3052 slides in the cavity 304 to form sliding connection; the other side of the moving block 3052 is connected with a second spring 3054, and the other end of the second spring 3054 is connected with the inner wall of the cavity 304; the cold air pipe 6 is in an S-shaped bent shape; a dehumidification layer 10 is arranged at one end of the air inlet pipeline, which is far away from the air inlet fan 5; the exhaust fan 12 is provided with a plurality of fan blades 1201, dehumidification sheets 1202 are arranged among the fan blades 1201, and the dehumidification sheets 1202 are connected with the fan blades 1201; the inside temperature and humidity sensor that is equipped with of interior casing 2, temperature and humidity sensor is connected with the controller, and opening of controller control air inlet fan 5 and exhaust fan 12 stops. .
The outer layers of the dehumidification layer 10 and the dehumidification sheet 1202 are both made of non-woven fabrics, and the inner layers of the non-woven fabrics wrap anhydrous calcium chloride particles; when carrying out aeration cooling, pass through dehumidification layer 10 and dehumidification piece 1202 with the moist steam in the air and absorb, prevent that the inside electronic component 13 of interior casing 2 from weing and arousing the short circuit scheduling problem, increase power electronic component 13's life, it is safer to use.
Example three:
on the basis of the first embodiment, in order to better buffer acting force and achieve better protection effect, the hard elastic sheet 302 is a metal elastic sheet, and the shore hardness Y of the hard elastic sheet 302 is 90 to 156 HD; the resilience lambda of the hard elastic sheet 302 is 25-85%; λ satisfies λ = α · Y/3;
in the above formula, α is the coefficient of resilience, and the value range is 0.012-0.0375.
In order to improve the mutual synergistic effect of the first spring 303 and the hard spring, the buffering force is improved together, and the impact resistance toughness of the outer shell 1 is improved; the first spring 303 is made of a steel spring, and the shore hardness Y and the rebound resilience λ of the hard elastic sheet 302, the length L, the stiffness coefficient k and the type variable x of the first spring 303 satisfy the following relations:
λ·L=φ·(kx)/Y3；
l, x units cm in the above formula; k is the stiffness coefficient of the first spring 303; wherein phi is an adjusting coefficient and has a value range of 0.28-16.379.
The device obtained by the technical scheme is a high-safety electricity protection method for logistics based on the underground pipe gallery, and the air flow in the inner shell 2 is accelerated and the heat dissipation is accelerated by the air inlet pipeline 4 arranged at the bottom of the outer shell 1, the air outlet 11 arranged at the top of the outer shell and the air inlet fan and the exhaust fan 12 arranged on the bottom of the outer shell; the S-shaped cold air pipe 6 is arranged in the air inlet channel, so that the heat dissipation rate in the inner shell 2 is further improved, and the transmission efficiency of electric energy is improved; when the ventilation and temperature reduction are carried out, the moisture in the air is absorbed by the dehumidification layer 10 and the dehumidification sheet 1202, so that the problems of short circuit and the like caused by the fact that the electronic element 13 in the inner shell 2 is affected with damp are prevented, the service life of the power electronic element 13 is prolonged, and the use is safer; through the buffer mechanism 3 and the sliding mechanism 305 arranged between the outer shell 1 and the inner shell 2, the damage of external force to the electronic element 13 is avoided as much as possible through the buffer effect of the hard elastic sheet 302, the first spring 303 and the second spring 3054 for two times, a good shockproof effect is achieved, and the normal and safe supply of logistics power of the underground pipe gallery is ensured; by limiting the relation between the shore hardness and the rebound rate of the hard elastic sheet 302, the buffering acting force is further improved, and a better protection effect is achieved; through limiting the relation between the Shore hardness rebound rate of the hard elastic sheet 302 and the length, stiffness coefficient and type variable of the first spring 303, the mutual synergistic effect of the first spring 303 and the hard spring is improved, the buffering force is improved together, the impact resistance toughness of the outer shell 1 is improved, and the shockproof effect is further improved.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and it will be apparent to those skilled in the art that various modifications and variations can be made in the present invention; any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A high-safety logistics electricity utilization protection method based on an underground pipe gallery; the method is characterized by comprising the following steps:
s1, arranging a protection device at the electricity distribution line for logistics of the underground pipe gallery, wherein electronic elements of the electricity distribution line are arranged inside the protection device;
s2, an air inlet fan and an exhaust fan are arranged in the protection device, a temperature and humidity sensor is arranged in the inner shell, the temperature and humidity sensor is connected with a controller, and the controller controls the start and stop of the air inlet fan and the exhaust fan;
s3, collecting temperature and humidity values inside the inner shell by a temperature and humidity sensor, and controlling ventilation and dehumidification according to the actual condition of the temperature and humidity values;
s4, a buffer mechanism is arranged between the inner shell and the outer shell of the protection device, so that the aim of shockproof protection is fulfilled.
2. The high-safety electric protection method for logistics based on underground pipe gallery according to claim 1, wherein the protection device in step S1 is fixed on the wall in the underground pipe gallery for line concentration and line distribution.
3. The method as claimed in claim 1, wherein the controller sets a threshold for the temperature and humidity of the interior of the inner housing in steps S2 and S3, and when any one of the detected temperature or humidity exceeds the set threshold, the controller controls the air supply fan and the air exhaust fan to be turned on to perform air exhaust and dehumidification.
4. The method as claimed in claim 1, wherein the dehumidification is performed by absorbing moisture in air through a dehumidification layer disposed in the air inlet duct and a dehumidification sheet disposed on the exhaust fan, so as to prevent electronic components inside the inner housing from being affected with moisture to cause short circuit, and prolong the service life of the power electronic components.
5. The high-safety underground pipe gallery-based electricity protection method for logistics according to claim 1, wherein in step S2, when the temperature and humidity controller detects that the temperature and humidity value inside the inner shell is lower than the threshold value, the controller controls the air supply fan and the exhaust fan to be turned off.
6. The high-safety underground pipe gallery-based electric protection method for logistics according to claim 1, wherein in step S4, the protection process of the buffer mechanism is as follows: when the shell body receives the collision of external force, the shell body transmits the collision force to the hard elastic sheet and the first spring through the fixing block, the hard elastic sheet is deformed and straightened after being stressed, and the collision force is buffered for the first time through the first spring and the hard elastic sheet, so that the damage of the collision force to the electronic element in the inner shell body is reduced.
7. The high-safety electric protection method for logistics based on the underground pipe gallery according to claim 6, wherein after the hard elastic sheet deforms, the connected connecting block further drives the moving block to slide in the cavity, and in the sliding process of the moving block, the effect of buffering the collision force for the second time is achieved by compressing the second spring; through twice buffering effect, avoid external force to the damage of electronic component as far as possible, guarantee the normal safe supply of underground pipe gallery commodity circulation electric power.
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| CN202010678853.6A CN111769450A (en) | 2020-07-15 | 2020-07-15 | Logistics electric power protection device of underground pipe gallery |
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| CN202010678853.6A CN111769450A (en) | 2020-07-15 | 2020-07-15 | Logistics electric power protection device of underground pipe gallery |
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| CN208423562U (en) * | 2018-06-01 | 2019-01-22 | 贵州德鑫源电气有限公司 | Box ac metal closing switch gear |
| CN109451697A (en) * | 2018-09-27 | 2019-03-08 | 河南长征电气有限公司 | A kind of industrial electric cabinet with dehumidifying and cooling function |
| CN209448290U (en) * | 2019-04-09 | 2019-09-27 | 深圳光耀智微科技有限公司 | A kind of outdoor electric power equipment box |
| CN209619898U (en) * | 2018-11-27 | 2019-11-12 | 厦门市鼎利达工贸有限公司 | Banister cabinet |
| CN209675698U (en) * | 2019-01-31 | 2019-11-22 | 江苏雄海智能电气有限公司 | A kind of Intelligent dehumidifying high-voltage distribution box switchgear for Internet of Things engineering |
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| CN111028668A (en) * | 2019-12-31 | 2020-04-17 | 重庆城市管理职业学院 | Tourist attraction is with propaganda device |
| CN210518741U (en) * | 2019-12-16 | 2020-05-12 | 佛山声福电子科技有限公司 | Stereo set box anticollision subassembly |
| CN210744481U (en) * | 2019-10-17 | 2020-06-12 | 山西龙辉伟业输配电设备有限公司 | Switch board anticollision structure |
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| CN208423562U (en) * | 2018-06-01 | 2019-01-22 | 贵州德鑫源电气有限公司 | Box ac metal closing switch gear |
| CN109451697A (en) * | 2018-09-27 | 2019-03-08 | 河南长征电气有限公司 | A kind of industrial electric cabinet with dehumidifying and cooling function |
| CN209619898U (en) * | 2018-11-27 | 2019-11-12 | 厦门市鼎利达工贸有限公司 | Banister cabinet |
| CN209675698U (en) * | 2019-01-31 | 2019-11-22 | 江苏雄海智能电气有限公司 | A kind of Intelligent dehumidifying high-voltage distribution box switchgear for Internet of Things engineering |
| CN209776983U (en) * | 2019-03-19 | 2019-12-13 | 益阳市格林电子元件有限公司 | Dehumidification device of capacitor film layer winding equipment |
| CN209448290U (en) * | 2019-04-09 | 2019-09-27 | 深圳光耀智微科技有限公司 | A kind of outdoor electric power equipment box |
| CN210744481U (en) * | 2019-10-17 | 2020-06-12 | 山西龙辉伟业输配电设备有限公司 | Switch board anticollision structure |
| CN210518741U (en) * | 2019-12-16 | 2020-05-12 | 佛山声福电子科技有限公司 | Stereo set box anticollision subassembly |
| CN111028668A (en) * | 2019-12-31 | 2020-04-17 | 重庆城市管理职业学院 | Tourist attraction is with propaganda device |
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Application publication date: 20201013 |