CN113933946B - Double-layer light cross box with heat preservation and insulation functions - Google Patents
Double-layer light cross box with heat preservation and insulation functions Download PDFInfo
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- CN113933946B CN113933946B CN202111259837.4A CN202111259837A CN113933946B CN 113933946 B CN113933946 B CN 113933946B CN 202111259837 A CN202111259837 A CN 202111259837A CN 113933946 B CN113933946 B CN 113933946B
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- 238000004321 preservation Methods 0.000 title claims abstract description 49
- 238000009413 insulation Methods 0.000 title claims abstract description 27
- 230000007246 mechanism Effects 0.000 claims abstract description 116
- 238000007789 sealing Methods 0.000 claims abstract description 85
- 230000007613 environmental effect Effects 0.000 claims description 57
- 230000003287 optical effect Effects 0.000 claims description 43
- 230000017525 heat dissipation Effects 0.000 claims description 37
- 239000004065 semiconductor Substances 0.000 claims description 21
- 238000001514 detection method Methods 0.000 claims description 19
- 238000005485 electric heating Methods 0.000 claims description 18
- 238000000034 method Methods 0.000 claims description 16
- 230000008859 change Effects 0.000 claims description 15
- 238000001816 cooling Methods 0.000 claims description 15
- 238000010438 heat treatment Methods 0.000 claims description 13
- 230000008569 process Effects 0.000 claims description 12
- 230000002159 abnormal effect Effects 0.000 claims description 11
- 238000013500 data storage Methods 0.000 claims description 8
- 238000013461 design Methods 0.000 claims description 5
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 238000012545 processing Methods 0.000 claims description 5
- 230000005855 radiation Effects 0.000 claims description 5
- 238000004891 communication Methods 0.000 claims description 4
- 238000005192 partition Methods 0.000 claims description 4
- 238000011895 specific detection Methods 0.000 claims description 3
- 230000000630 rising effect Effects 0.000 claims 2
- 239000010410 layer Substances 0.000 description 12
- 238000005057 refrigeration Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 239000013307 optical fiber Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4439—Auxiliary devices
- G02B6/444—Systems or boxes with surplus lengths
- G02B6/4441—Boxes
- G02B6/4446—Cable boxes, e.g. splicing boxes with two or more multi fibre cables
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20209—Thermal management, e.g. fan control
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Abstract
The invention relates to the technical field of light exchange boxes, in particular to a double-layer light exchange box with heat preservation and insulation functions, which comprises an outer box body and an inner box body, wherein the inner box body is positioned in the outer box body, the front surface of the outer box body is hinged with a box door through a hinge, both sides of the front surface of the inner box body are provided with sealing mechanisms, and the periphery of the inner box body is provided with a heat preservation mechanism.
Description
Technical Field
The invention relates to the technical field of light traffic boxes, in particular to a double-layer light traffic box with heat preservation and insulation functions.
Background
Most of the existing optical cross boxes are single-layer boxes, the protection effect on the optical cable lines inside the optical cross boxes is poor, the optical cross boxes are usually installed and used outdoors, and the optical cross boxes are easily affected by the outside too high or too low temperature, so that the optical cable lines inside the optical cross boxes cannot work normally, and the normal operation of optical cable communication is affected; in addition, the optical cable line in the optical cross box can generate heat in the running process, and if the heat cannot be timely emitted out in the sealed optical cross box, the optical cable line is short-circuited, so that the normal running of optical cable communication is affected;
in view of the above technical drawbacks, a solution is now proposed.
Disclosure of Invention
(One) solving the technical problems
Aiming at the defects of the prior art, the invention provides a double-layer light exchange box with heat preservation and heat insulation functions, and solves the problem that the conventional light exchange box does not have the heat preservation and heat insulation treatment functions, thereby affecting the normal operation of an optical cable line.
(II) technical scheme
In order to achieve the above purpose, the invention is realized by the following technical scheme:
The double-layer light cross box with the heat preservation and insulation functions comprises an outer box body and an inner box body, wherein the inner box body is positioned in the outer box body, the front surface of the outer box body is hinged with a box door through a hinge, both sides of the front surface of the inner box body are provided with sealing mechanisms, and the peripheral surface of the inner box body is provided with a heat preservation mechanism;
the sealing mechanism comprises a sealing plate which is movably arranged on the front surface of the inner box body, one side, close to the inner box body, of the sealing plate is provided with a heat insulation layer, the sealing plate is of a folding type structural design, the back surface of the sealing plate is in contact with the front surface of the inner box body, servo electric cylinders are arranged at the top and the bottom of the inner box body, and one ends of driving shafts of the two servo electric cylinders are fixedly connected with the top and the bottom of the sealing plate respectively;
The heat preservation mechanism comprises a heat preservation sleeve arranged on the peripheral surface of the inner box body, a plurality of electric heating blocks are symmetrically arranged below two sides of the heat preservation sleeve, and heating wires are arranged inside the electric heating blocks;
the back of the inner box body is also provided with a heat dissipation mechanism;
The inside of the inner box body is provided with a processor, the processor is in communication connection with an acquisition module, a temperature analysis module, an environment detection module, a data storage module, an alarm module and a controller, and the output end of the controller is electrically connected with the input ends of the servo electric cylinder, the electric heating block, the semiconductor refrigerating sheet, the heat dissipation fan and the electric push rod;
The acquisition module comprises a first temperature sensor, a second temperature sensor and a third temperature sensor, wherein the first temperature sensor, the second temperature sensor and the third temperature sensor are respectively used for acquiring the environmental temperature data in the outer box body, the environmental temperature data in the inner box body and the working temperature data of the optical cable circuit and transmitting the environmental temperature data and the working temperature data to the temperature analysis module;
after the temperature analysis module receives the three data, the temperature analysis module analyzes and processes the environmental temperature in the light traffic box, so as to determine the working signals of each processing mechanism in the light traffic box and transmit the working signals to the controller;
The controller is used for controlling each mechanism after receiving the working signals of each mechanism transmitted by the temperature analysis module, and the acquisition module is used for continuously acquiring the environmental temperature data after the mechanism is used for operation and processing, and simultaneously, the acquired environmental temperature data is transmitted to the environment detection module after being analyzed by the temperature analysis module;
After the environment detection module receives the environment temperature data transmitted by the temperature analysis module, the environment temperature in the optical cross box is detected, analyzed and processed to obtain a normal environment temperature signal or an abnormal environment temperature signal, the abnormal environment temperature signal is transmitted to the controller through the processor, and meanwhile, the data storage module transmits the obtained environment temperature signal to the data storage module for storage;
the environment detection module obtains abnormal environment temperature signals and transmits the abnormal environment temperature signals to the alarm module through the processor to give an alarm;
The temperature analysis module is used for detecting and analyzing the environmental temperature change in the inner box body, and the specific analysis process comprises the following steps:
S1, setting a normal working environment temperature range inside an inner box body as Rx, acquiring an environment temperature data value between the inner part of an outer box body and the outer part of the inner box body by using a first temperature sensor, marking the environment temperature data value as R1, acquiring an environment temperature data value inside the inner box body by using a second temperature sensor, marking the environment temperature data value as R2, and acquiring an operation temperature data value of an optical cable circuit by using a third temperature sensor, marking the operation temperature data value as R3;
if R1 is more than R2 and R2 is in the numerical range of Rx, the inner box body is closed and insulated, and the detection is finished, and the working state of the closed mechanism is judged to be closed;
if R1 is less than R2 and R2 is in the numerical range of Rx, the inner box body is operated to be closed and insulated, and the detection is finished, and the working state of the closed mechanism is judged to be closed;
if R1 is more than R2 and R2 is higher than the maximum value of Rx, further analyzing the change of the environmental temperature R2 of the inner box body, and carrying out the next step;
if R1 is less than R2 and R2 is lower than the minimum value of Rx, further analyzing the change of the environmental temperature R2 of the inner box body, and carrying out the next step;
And S2, calculating to obtain a normal temperature coefficient T (T) in the inner box body through environment temperature data R1 between the inner part of the outer box body and the outer part of the inner box body, environment temperature data R2 inside the inner box body and a proportion coefficient alpha, wherein the normal temperature coefficient T (T) is used for measuring the real-time change of the environment temperature inside the inner box body after the inner box body is closed through the sealing plate, alpha is a proportion coefficient, alpha is more than 0, the maximum normal working environment temperature range Rxmax and the minimum normal working environment temperature range Rxmin of the environment temperature R2 inside the inner box body and the normal working environment temperature range Rx are compared in an operation mode according to the positive and negative conditions of the normal temperature coefficient T (T), and the working state of the sealing mechanism is judged through the operation comparison result.
And step S3, transmitting the judging result to the controller through the processor according to the judging result of the working state of the sealing mechanism, and controlling the sealing mechanism, the heat preservation mechanism and the heat dissipation mechanism to operate.
Preferably, the heat preservation mechanism further comprises semiconductor refrigerating sheets which are symmetrically arranged above two sides of the heat preservation sleeve, cold ends of the two semiconductor refrigerating sheets are attached to the side face of the inner box body, the surfaces of the two semiconductor refrigerating sheets are sleeved with heat conduction sleeves, and one sides of the two heat conduction sleeves are extended to the outer part of the outer box body.
Preferably, the back of the outer box body and the back of the heat dissipation mechanism are provided with heat dissipation openings, and the inside of each heat dissipation opening is provided with a shutter.
Preferably, the heat dissipation mechanism is including the heat dissipation fan that is located the interior box back and sets up, the mounting hole has been seted up to the back of interior box, and the inside fixed connection that the heat dissipation fan is located the mounting hole, movable groove has been seted up to the back of insulation can, and the inside in movable groove is provided with the baffle, the below in movable groove inside is provided with electric putter, and electric putter drive shaft's one end and the bottom fixed connection of baffle.
Preferably, a first temperature sensor is arranged on one side of the inner part of the outer box body, a second temperature sensor is arranged on one side of the inner part of the inner box body, and a third temperature sensor is further arranged in the inner box body, wherein the third temperature sensor is used for collecting the temperature of a cable line in the inner box body.
Preferably, in step S2, according to the positive and negative conditions of the normal temperature coefficient T (T), the comparing process of the maximum normal working environment temperature range Rxmax and the minimum normal working environment temperature range Rxmin between the internal environment temperature R2 of the inner box and the normal working environment temperature range Rx is:
If T (T) is more than or equal to 0 and R2 is more than or equal to Rxmax, the environment temperature in the inner box body is too high, the inner box body (20) is sealed through the sealing mechanism, and the working state of the sealing mechanism is judged to be closed;
If T (T) is less than 0 and R2 is more than or equal to Rxmax, the environment temperature inside the inner box body is too high, at the moment, the inner box body is not sealed by adopting a sealing mechanism, the overload of the environment temperature inside the inner box body is judged, and the working state of the sealing mechanism is judged to be open;
If T (T) is more than or equal to 0, and R2 is less than Rxmin, the environmental temperature in the inner box body is too low, the inner box body is sealed through the sealing mechanism, and the working state of the sealing mechanism is judged to be closed;
If T (T) is less than 0 and R2 is less than Rxmin, the environmental temperature in the inner box body is too low, at the moment, the inner box body is not sealed by adopting a sealing mechanism, the environmental temperature overload in the inner box body is judged, and the working state of the sealing mechanism is judged to be open.
Preferably, the environment detection module is used for detecting and analyzing the change of the environment temperature in the outer box body and the inner box body, and the specific detection process is as follows:
when the environment temperature in the inner box body is too high and the airtight mechanism is in an open state, radiating and cooling the inner box body, and after the inner box body works for a preset period of time, the value of R2 is still higher than Rxmax, and sending the alarm to an alarm module for alarm;
When the environment temperature in the inner box body is too high and the sealing mechanism is in a closed state, after the heat dissipation and cooling treatment is carried out on the inner box body, the value of R3 still exceeds the normal running temperature value, and the value is sent to the alarm module for alarm;
when the environmental temperature in the inner box body is too low and the sealing mechanism is in an open state, after the temperature of the inner box body is raised, the value of R2 is still lower than Rxmin, and the temperature is sent to the alarm module for alarm;
When the environmental temperature in the inner box body is too low and the sealing mechanism is in a closed state, after the temperature of the inner box body is raised, the value of R2 is still lower than Rxmin, and the value is sent to the alarm module for alarm.
(III) beneficial effects
The invention provides a double-layer light traffic box with heat preservation and insulation functions, which has the following beneficial effects compared with the prior art:
(1) The inner space of the inner box body is closed and opened through the sealing mechanism, when the environmental temperature in the inner box body is too high or too low, the coordination treatment of the environmental temperature in the inner box body is realized by utilizing the coordination work of the heat dissipation mechanism and the heat preservation mechanism, the environmental temperature in the inner box body is ensured to be maintained at the normal working temperature of the optical cable line, and in addition, the inner environmental temperature of the inner box body has an effective heat preservation and insulation function by adopting the structural design of the inner box body and the outer box body, so that the influence of the external high temperature or low temperature on the normal operation of the optical cable line in the inner box body is effectively avoided;
(2) The front of the inner box body is opened and closed by the two sealing plates in the sealing mechanism, when the internal environment temperature of the inner box body is higher than the internal temperature of the outer box body, the sealing plates are controlled to be closed, meanwhile, the internal environment temperature of the inner box body is subjected to heat dissipation and cooling treatment, when the internal environment temperature of the inner box body is lower than the internal temperature of the outer box body, the sealing plates are controlled to be opened, and meanwhile, the internal environment temperature of the inner box body is subjected to heating treatment, so that the internal environment temperature of the inner box body is ensured to be maintained at the normal optical cable line operation temperature, and the working operation efficiency of the optical cable line in the optical fiber cross box is further effectively improved;
(3) The temperature analysis module is used for detecting and analyzing the environmental temperature change inside the inner box body, the environmental temperature inside the outer box body and the operation temperature of the optical cable line are monitored and analyzed in real time, the environmental detection module is used for detecting and analyzing the environmental temperature change inside the outer box body and the inner box body, the sealing mechanism, the heat preservation mechanism and the heat dissipation mechanism are controlled to act on the inner box body, the coordination treatment of the environmental temperature inside the inner box body is realized, the abnormal temperature data are sent out to give an alarm in time, and the working operation safety of the optical cable line inside the optical cable box is effectively improved.
Drawings
FIG. 1 is a schematic diagram of a double-layer light cross box structure with heat preservation and insulation functions;
FIG. 2 is a top view of the inner and outer cases of the present invention;
FIG. 3 is a side view showing the inner structure of the outer case and the inner case of the present invention;
FIG. 4 is a schematic view of a closure plate and insulating layer structure according to the present invention;
FIG. 5 is a side view of the inner housing and insulating sleeve structure of the present invention;
Fig. 6 is a schematic block diagram of the control method of the present invention.
In the figure: 10. an outer case; 20. an inner case; 30. a heat radiation port; 40. a shutter; 50. a first temperature sensor; 60. a second temperature sensor; 70. a third temperature sensor; 80. a door; 101. a sealing plate; 102. a thermal insulation layer; 103. a servo electric cylinder; 201. a thermal insulation sleeve; 202. an electric heating block; 203. a semiconductor refrigeration sheet; 204. a heat conducting sleeve; 301. a heat dissipation fan; 302. a mounting hole; 303. a movable groove; 304. a partition plate; 305. an electric push rod.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1:
Referring to fig. 1-6, a double-layer optical fiber cross box with heat preservation and insulation functions comprises an outer box body 10 and an inner box body 20, wherein the inner box body 20 is positioned in the outer box body 10, the front surface of the outer box body 10 is hinged with a box door 80 through a hinge, an optical cable circuit is arranged in the inner box body 20, the joint operation of the outer box body 10 and the inner box body 20 is utilized, the waterproof performance and the anti-collision performance of the optical cable circuit are effectively improved, both sides of the front surface of the inner box body 20 are respectively provided with a sealing mechanism, the periphery of the inner box body 20 is provided with a heat preservation mechanism, the inner part of the inner box body 20 is sealed through the sealing mechanism, so that a sealing space is formed in the inner box body 20, the heat preservation and insulation effect on the optical cable circuit in the inner box body 20 is effectively improved, and meanwhile, when the temperature in the inner box body 20 is too low, the temperature in the inner box body 20 is lifted through the heat preservation mechanism, the optical cable circuit in the inner box body 20 is ensured to be capable of running under normal working environment, and the normal running of the optical cable circuit is prevented from being influenced by the low temperature;
The back of the inner box 20 is provided with a heat dissipation mechanism, the back of the outer box 10 is provided with a heat dissipation opening 30 positioned on the back of the heat dissipation mechanism, the inside of the heat dissipation opening 30 is provided with a shutter 40, when the ambient temperature in the inner box 20 is too high, the heat dissipation mechanism is utilized to conduct heat dissipation treatment on the inside of the inner box 20, the influence of overheating on the normal operation of an optical cable line in the inner box 20 is avoided, the design of the heat dissipation opening 30 of the shutter 40 can effectively prevent water outside the outer box 10 from entering the inner part of the outer box 10, and the waterproof effect on the inner parts of the outer box 10 and the inner box 20 is ensured while the inner box 20 is effectively dissipated;
the sealing mechanism comprises a sealing plate 101 which is movably arranged on the front surface of the inner box body 20, one side, close to the inner box body 20, of the sealing plate 101 is provided with a heat insulation layer 102, the sealing plate 101 is of a folding type structural design, the back surface of the sealing plate 101 is in contact with the front surface of the inner box body 20, servo electric cylinders 103 are arranged at the top and the bottom of the inner box body 20, one ends of driving shafts of the two servo electric cylinders 103 are fixedly connected with the top and the bottom of the sealing plate 101 respectively, and the two folding type sealing plates 101 are driven to be close to each other by the aid of the two sealing mechanisms symmetrically arranged on the front surface of the inner box body 20, so that the front surface of the inner box body 20 is sealed, a sealing space is formed inside the inner box body 20, an effective heat insulation effect is achieved on optical cable lines inside the inner box body 20, and normal working operation of the optical cable lines inside the inner box body 20 is guaranteed;
The heat preservation mechanism comprises a heat preservation sleeve 201 arranged on the peripheral surface of the inner box body 20, a plurality of electric heating blocks 202 are symmetrically arranged below two sides of the heat preservation sleeve 201, heat preservation and insulation treatment on the internal environment temperature of the inner box body 20 are realized by utilizing the heat preservation sleeve 201, heating wires are arranged inside the electric heating blocks 202, when the internal environment temperature of the inner box body 20 is too low, the electric heating wires are electrified, heat generated by the heating wires enables the internal temperature of the inner box body 20 to be improved, an optical cable circuit inside the inner box body 20 is ensured to work and operate at the normal environment temperature, semiconductor refrigerating sheets 203 are symmetrically arranged above two sides of the heat preservation sleeve 201, cold ends of the two semiconductor refrigerating sheets 203 are respectively attached to the side surfaces of the inner box body 20, rapid cooling treatment is carried out when the internal environment temperature of the inner box body 20 is too high by utilizing the two semiconductor refrigerating sheets 203, the situation that the optical cable circuit is short-circuited due to the too high environment temperature is avoided, the surfaces of the two semiconductor refrigerating sheets 203 are respectively sleeved with a heat conducting sleeve 204, one side of the two heat conducting sleeves 204 is respectively extended to the outside the outer box body 10, and one side of the two semiconductor refrigerating sheets 203 is respectively provided with a heat radiating fin 203 for cooling treatment;
The heat dissipation mechanism includes the cooling fan 301 that is located interior box 20 back and sets up, the mounting hole 302 has been seted up to the back of interior box 20, and cooling fan 301 is located the inside fixed connection of mounting hole 302, movable groove 303 has been seted up to the back of insulation cover 201, and the inside of movable groove 303 is provided with baffle 304, the below in movable groove 303 is provided with electric putter 305, and electric putter 305 drive shaft's one end and the bottom fixed connection of baffle 304, when interior box 20 internal environment temperature reaches the high temperature range of settlement, electric putter 305 pulls baffle 304 downwards in the inside of movable groove 303, simultaneously cooling fan 301 begins the motion, discharge the inside heat of interior box 20 from thermovent 30 through cooling fan 301, until the internal environment temperature of interior box 20 drops to normal operating temperature range.
Example 2:
Referring to fig. 6, in the present invention, a processor is disposed inside an inner case 20, and the processor is communicatively connected with an acquisition module, a temperature analysis module, an environment detection module, a data storage module, an alarm module, and a controller, wherein an output end of the controller is electrically connected with an input end of a servo electric cylinder 103, an electric heating block 202, a semiconductor cooling plate 203, a heat dissipation fan 301, and an electric push rod 305, the acquisition module is used for acquiring data of the internal environment temperature of the inner case 20 and the external environment temperature of the inner case 20, and the data storage module is used for storing the acquired data;
The acquisition module comprises a first temperature sensor 50, a second temperature sensor 60 and a third temperature sensor 70, wherein the first temperature sensor 50 is arranged on one side of the interior of the outer box 10, the second temperature sensor 60 is arranged on one side of the interior of the inner box 20, and the third temperature sensor 70 is also arranged in the interior of the inner box 20, wherein the third temperature sensor 70 is used for acquiring the temperature of a cable line in the inner box 20, the interior of the outer box 10, the exterior of the inner box 20 and the internal environment temperature of the inner box 20 are respectively monitored in real time through the first temperature sensor 50 and the second temperature sensor 60, the internal environment temperature of the inner box 20 is adjusted after analysis processing is carried out on the temperature data monitored in real time, and the operation of the cable line in the inner box 20 under a normal environment temperature is ensured;
The temperature analysis module is used for detecting and analyzing the environmental temperature change inside the inner box 20, and the specific analysis process comprises the following steps:
Step S1, setting the normal working environment temperature range inside the inner box 20 as Rx, acquiring an environment temperature data value between the inside of the outer box 10 and the outside of the inner box 20 by using the first temperature sensor 50 and marking the environment temperature data value as R1, and acquiring an environment temperature data value inside the inner box 20 by using the second temperature sensor 60 and marking the environment temperature data value as R2;
If R1 is greater than R2 and R2 is within the range of Rx, the environment temperature inside the outer box 10 is higher than the environment temperature inside the inner box 20, but the environment temperature inside the inner box 20 is normal, at this time, the inner box 20 is sealed and insulated, the detection is finished, and the working state of the sealing mechanism is judged to be closed;
If R1 is less than R2 and R2 is within the range of Rx, the environment temperature inside the outer box 10 is lower than the environment temperature inside the inner box 20, but the environment temperature inside the inner box 20 is normal, at this time, the inner box 20 is sealed and insulated, the detection is finished, and the working state of the sealing mechanism is judged to be closed;
if R1 > R2 and R2 is higher than the maximum value of Rx, the indication indicates that the ambient temperature inside the outer box 10 is higher than the ambient temperature inside the inner box 20, but the ambient temperature inside the inner box 20 is abnormal, and further analysis of the change of the ambient temperature of the inner box 20 is needed for the next step;
If R1 is less than R2 and R2 is lower than the minimum value of Rx, the condition that the ambient temperature in the outer box 10 is lower than the ambient temperature in the inner box 20 is indicated, but the ambient temperature in the inner box 20 is abnormal, the change of the ambient temperature of the inner box 20 needs to be further analyzed, and the next step is performed;
Step S2, using the formula by the ambient temperature data R1 between the inside of the outer case 10 and the outside of the inner case 20, the ambient temperature data R2 inside the inner case 20, and the proportionality coefficient α The normal temperature coefficient T (T) in the inner box 20 is obtained, and it should be noted that the normal temperature coefficient T (T) is used for measuring the real-time change of the environmental temperature in the inner box 20 after the inner box 20 is closed by the sealing plate 101, where α is a proportionality coefficient, and α is greater than 0, and according to the positive and negative conditions of the normal temperature coefficient T (T), the environmental temperature R2 in the inner box 20 is compared with the maximum normal operating environmental temperature range Rxmax and the minimum normal operating environmental temperature range Rxmin of the normal operating environmental temperature range Rx:
If T (T) is a positive value, R2 is more than or equal to Rxmax, which means that the ambient temperature in the inner box body 20 is too high, the inner box body 20 is sealed through the sealing mechanism at the moment, and the working state of the sealing mechanism is judged to be closed;
If T (T) is a negative value and R2 is more than or equal to Rxmax, the environment temperature inside the inner box body 20 is excessively high, at the moment, the inner box body 20 is not sealed by adopting a sealing mechanism, the environment temperature overload inside the inner box body 20 is judged, and the working state of the sealing mechanism is judged to be open;
if T (T) is a positive value, and R2 is less than Rxmin, the environmental temperature in the inner box body 20 is too low, the inner box body 20 is sealed by the sealing mechanism, and the working state of the sealing mechanism is judged to be closed;
if T (T) is a negative value and R2 is less than Rxmin, the environmental temperature inside the inner box body 20 is too low, at the moment, the inner box body 20 is not closed by adopting a sealing mechanism, the environmental temperature overload inside the inner box body 20 is judged, and the working state of the sealing mechanism is judged to be open;
The environment detection module is used for detecting and analyzing the change of the environment temperature in the outer box 10 and the inner box 20, and the specific detection process is as follows:
The heat dissipation mechanism discharges heat in the inner box body 20, after the preset working time, the value R2 of the internal environment temperature of the inner box body 20 is detected, and if the value R2 is in the normal working environment temperature range Rx, the state of the sealing mechanism is adjusted to be closed; after the preset working time, if the value of R2 is still higher than Rx, the controller uses the semiconductor refrigeration sheet 203 in the heat preservation mechanism to cool the interior of the inner box 20 until the value of R2 is in the normal working environment temperature range Rx, after the heat dissipation and cooling treatment by the heat dissipation mechanism and the semiconductor refrigeration sheet 203 are adopted and the preset working time, the value of R2 is still higher than Rx, the value of R2 is sent to the alarm module to alarm;
When the environment temperature in the inner box body 20 is too high and the sealing mechanism is in a closed state, the heat dissipation mechanism discharges heat in the inner box body 20, if the value of R2 is in a normal working environment temperature range Rx and after a preset working time period, the value of R2 is higher than Rx, at the moment, the working temperature data value of an optical cable line in the inner box body 20 is obtained by using a third temperature sensor 70 and marked as R3, the temperature in the inner box body 20 is reduced by using a semiconductor refrigerating sheet 203 in the heat preservation mechanism through a controller until the value of R2 is in the normal working environment temperature range Rx, the value of R3 is reduced and after the preset working time period, the value of R3 does not exceed the normal working temperature value, normal operation is indicated, and after the preset working time period, the value of R3 exceeds the normal working temperature value, the alarm module is sent to an alarm module for alarm;
Detecting the value of R2 after working for a preset period, and if the value of R2 is in a normal working environment temperature range Rx, adjusting the state of the sealing mechanism to be closed; if the value of R2 is still lower than Rx, heating the interior of the inner box body 20 by using an electric heating block 202 in the heat preservation mechanism through the controller until the value of R2 is in a normal working environment temperature range Rx, and after the heating treatment by adopting the electric heating block 202, sending the value of R2 to an alarm module for alarm;
when the environmental temperature in the inner box 20 is too low and the sealing mechanism is in a closed state, the controller uses the electric heating block 202 in the heat preservation mechanism to heat the inner box 20 until the value of R2 is in the normal working environmental temperature range Rx, after the heating block 202 is adopted for heating treatment and working for a preset period of time, the value of R2 is still lower than Rx, and the value is sent to the alarm module for alarm.
Example 3:
referring to fig. 1-6, the invention also discloses a double-layer light traffic box using method with heat preservation and insulation functions, which specifically comprises the following steps:
The first step, the working temperature data values of the environment temperature inside the outer case 10, the inner case 20 and the optical cable line are respectively monitored in real time through the first temperature sensor 50, the second temperature sensor 60 and the third temperature sensor 70;
Secondly, comparing the ambient temperature R2 inside the inner box 20 with the ambient temperature R1 inside the outer box 10 and the maximum normal working ambient temperature range Rxmax and the minimum normal working ambient temperature range Rxmin of the normal working ambient temperature range Rx respectively, when R2 is smaller than R1 and R2 is larger than or equal to Rxmax, judging that the ambient temperature inside the inner box 20 is too high, and the sealing mechanism is in an open state, using the electric push rod 305 to pull the partition 304 from the upper side to the lower side of the movable groove 303, then starting the heat dissipation fan 301 to work, discharging the heat inside the inner box 20, detecting the value R2 of the internal ambient temperature of the inner box 20 after a preset working time period, and if the value of R2 is in the normal working ambient temperature range Rx, adjusting the state of the sealing mechanism to be closed, wherein the two servo electric cylinders 103 respectively drive the two sealing plates 101 to seal the front side of the inner box 20; if the value of R2 is still higher than Rxmax, the cold end of the semiconductor refrigeration piece 203 in the heat preservation mechanism is used by the controller to act on the side surface of the inner box body 20, the inner box body 20 is cooled until the value of R2 is in the normal working environment temperature range Rx, after the heat dissipation and cooling treatment by the heat dissipation mechanism and the semiconductor refrigeration piece 203 are adopted and the preset working time period, the value of R2 is still higher than Rxmax, and the alarm module is sent to alarm;
When R2 is larger than R1 and R2 is larger than or equal to Rxmax, judging that the environmental temperature in the inner box 20 is too high, and the sealing mechanism is in a closed state, discharging heat in the inner box 20 by the heat radiating mechanism, if the value of R2 is in a normal working environmental temperature range Rx, but after a preset working time period, the value of R2 is higher than Rx, acquiring a working temperature data value of an optical cable line in the inner box 20 by using a third temperature sensor 70, marking the working temperature data value as R3, cooling the inner box 20 by using a semiconductor refrigerating sheet 203 in the heat insulating mechanism through a controller until the value of R2 is in the normal working environmental temperature range Rx, reducing the value of R3 at the same time, indicating normal operation after the preset working time period, and sending the value of R3 to an alarm module for alarm if the value of R3 exceeds the normal working temperature value after the preset working time period;
When R2 is less than R1 and R2 is less than Rxmin, judging that the environmental temperature in the inner box body 20 is too low, and the sealing mechanism is in an open state, detecting the value of R2 after a period of time, and if the value of R2 is in a normal working environmental temperature range Rx, adjusting the state of the sealing mechanism to be closed; after the preset working time, if the value of R2 is still lower than Rx, heating the interior of the inner box body 20 by using an electric heating block 202 in the heat preservation mechanism through the controller until the value of R2 is in a normal working environment temperature range Rx, and after the preset working time, heating by adopting the electric heating block 202, and the value of R2 is still lower than Rxmin, sending the alarm to an alarm module for alarm;
When R2 is larger than R1 and R2 is smaller than Rxmin, and the environmental temperature in the inner box body 20 is too low and the sealing mechanism is in a closed state, the controller is used for heating the inner box body 20 by using the electric heating block 202 in the heat preservation mechanism until the value of R2 is in the normal working environmental temperature range Rx, and after the heating treatment by adopting the electric heating block 202 and working for a preset period of time, the value of R2 is still lower than Rxmin, the value of R2 is sent to the alarm module for alarm.
And all that is not described in detail in this specification is well known to those skilled in the art.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a double-deck light cross box with thermal-insulated function keeps warm, includes outer box (10) and interior box (20), interior box (20) are located the inside of outer box (10), and the front of outer box (10) has chamber door (80), its characterized in that through the hinge: both sides of the front surface of the inner box body (20) are provided with sealing mechanisms, and the peripheral surface of the inner box body (20) is provided with a heat preservation mechanism;
The sealing mechanism comprises a sealing plate (101) which is movably arranged on the front surface of an inner box body (20), one side, close to the inner box body (20), of the sealing plate (101) is provided with a heat insulation layer (102), the sealing plate (101) is of a folding structure design, the back surface of the sealing plate (101) is in contact with the front surface of the inner box body (20), servo cylinders (103) are arranged at the top and the bottom of the inner box body (20), and one ends of driving shafts of the two servo cylinders (103) are fixedly connected with the top and the bottom of the sealing plate (101) respectively;
the heat preservation mechanism comprises a heat preservation sleeve (201) arranged on the peripheral surface of the inner box body (20), a plurality of electric heating blocks (202) are symmetrically arranged below two sides of the heat preservation sleeve (201), and heating wires are arranged inside the electric heating blocks (202);
The back of the inner box body (20) is also provided with a heat dissipation mechanism;
The intelligent temperature control device is characterized in that a processor is arranged in the inner box body (20), and is in communication connection with an acquisition module, a temperature analysis module, an environment detection module, a data storage module, an alarm module and a controller, wherein the output end of the controller is electrically connected with the input ends of the servo electric cylinder (103), the electric heating block (202), the semiconductor refrigerating sheet (203), the heat dissipation fan (301) and the electric push rod (305);
The acquisition module comprises a first temperature sensor (50), a second temperature sensor (60) and a third temperature sensor (70), wherein the first temperature sensor (50), the second temperature sensor (60) and the third temperature sensor (70) are respectively used for acquiring environmental temperature data inside the outer box body (10), environmental temperature data inside the inner box body (20) and working temperature data of an optical cable circuit and transmitting the environmental temperature data and the working temperature data to the temperature analysis module;
after the temperature analysis module receives the environmental temperature data in the outer box body (10), the environmental temperature data in the inner box body (20) and the working temperature data of the optical cable line, the temperature analysis module analyzes and processes the environmental temperature in the optical cross box, so as to judge the working signals of all the processing mechanisms in the optical cross box and transmit the working signals to the controller;
The controller is used for controlling each mechanism after receiving the working signals of each mechanism transmitted by the temperature analysis module, and the acquisition module is used for continuously acquiring the environmental temperature data after the mechanism is used for operation and processing, and simultaneously, the acquired environmental temperature data is transmitted to the environment detection module after being analyzed by the temperature analysis module;
After the environment detection module receives the environment temperature data transmitted by the temperature analysis module, the environment temperature in the optical cross box is detected, analyzed and processed to obtain a normal environment temperature signal or an abnormal environment temperature signal, the abnormal environment temperature signal is transmitted to the controller through the processor, and meanwhile, the data storage module transmits the obtained environment temperature signal to the data storage module for storage;
the environment detection module obtains abnormal environment temperature signals and transmits the abnormal environment temperature signals to the alarm module through the processor to give an alarm, and the environment detection module is used for detecting and analyzing the changes of the environment temperature in the outer box body (10) and the inner box body (20), and the specific detection process is as follows:
When the environmental temperature in the inner box body (20) is too high and the airtight mechanism is in an open state, radiating and cooling treatment is carried out on the inner box body (20), after the inner box body works for a preset period of time, the value of R2 is still higher than Rxmax, and the value is sent to an alarm module for alarm;
When the environment temperature in the inner box body (20) is too high and the sealing mechanism is in a closed state, after heat dissipation and cooling treatment are carried out on the inner box body (20), the value of R3 still exceeds the normal running temperature value, and the value is sent to the alarm module for alarm;
when the environmental temperature in the inner box body (20) is too low and the sealing mechanism is in an open state, after the temperature rising treatment is carried out in the inner box body (20), the value of R2 is still lower than Rxmin, and the alarm module is sent to alarm;
when the environmental temperature in the inner box body (20) is too low and the sealing mechanism is in a closed state, after the temperature rising treatment is carried out in the inner box body (20), the value of R2 is still lower than Rxmin, and the alarm module is sent to alarm;
The temperature analysis module is used for detecting and analyzing the environmental temperature change in the inner box body (20), and the specific analysis process comprises the following steps:
S1, setting a normal working environment temperature range inside an inner box body (20) as Rx, acquiring an environment temperature data value between the inside of an outer box body (10) and the outside of the inner box body (20) by using a first temperature sensor (50) and marking the environment temperature data value as R1, acquiring an environment temperature data value inside the inner box body (20) by using a second temperature sensor (60) and marking the environment temperature data value as R2, and acquiring an operation temperature data value of an optical cable circuit by using a third temperature sensor (70) and marking the operation temperature data value as R3;
if R1 is more than R2 and R2 is in the numerical range of Rx, the inner box body (20) is operated to be closed and insulated, the detection is finished, and the working state of the closed mechanism is judged to be closed;
If R1 is less than R2 and R2 is in the numerical range of Rx, the inner box body (20) is operated to be closed and insulated, and the detection is finished, and the working state of the closed mechanism is judged to be closed;
if R1 is more than R2 and R2 is higher than the maximum value of Rx, further analysis of the change of the environmental temperature R2 of the inner box body (20) is needed for the next step;
if R1 is less than R2 and R2 is lower than the minimum value of Rx, further analyzing the change of the environmental temperature R2 of the inner box body (20) for the next step;
Step S2, calculating to obtain a normal temperature coefficient T (T) in the inner box body (20) through environmental temperature data R1 between the inner part of the outer box body (10) and the outer part of the inner box body (20), environmental temperature data R2 inside the inner box body (20) and a proportion coefficient α, wherein α is a proportion coefficient, α > 0, and according to positive and negative conditions of the normal temperature coefficient T (T), performing operation comparison on a maximum normal operating environment temperature range Rxmax and a minimum normal operating environment temperature range Rxmin of the internal environment temperature R2 of the inner box body (20) and the normal operating environment temperature range Rx, determining an operating state of the sealing mechanism through a result of the operation comparison, and according to positive and negative conditions of the normal temperature coefficient T (T), simultaneously comparing the maximum normal operating environment temperature range Rxmax and the minimum normal operating environment temperature range Rxmin of the internal environment temperature R2 of the inner box body (20) and the normal operating environment temperature range Rx with the minimum normal operating environment temperature range Rx:
If T (T) is more than or equal to 0 and R2 is more than or equal to Rxmax, the environment temperature inside the inner box body (20) is too high, the inner box body (20) is sealed through the sealing mechanism, and the working state of the sealing mechanism is judged to be closed;
if T (T) is less than 0 and R2 is more than or equal to Rxmax, the environment temperature inside the inner box body (20) is too high, at the moment, the inner box body (20) is not sealed by adopting a sealing mechanism, the environment temperature overload inside the inner box body (20) is judged, and the working state of the sealing mechanism is judged to be open;
If T (T) is more than or equal to 0 and R2 is less than Rxmin, the environment temperature inside the inner box body (20) is excessively low, the inner box body (20) is sealed through the sealing mechanism, and the working state of the sealing mechanism is judged to be closed;
If T (T) is less than 0 and R2 is less than Rxmin, the environment temperature inside the inner box body (20) is too low, at the moment, the inner box body (20) is not sealed by adopting a sealing mechanism, the environment temperature overload inside the inner box body (20) is judged, and the working state of the sealing mechanism is judged to be open;
And step S3, transmitting the judging result to the controller through the processor according to the judging result of the working state of the sealing mechanism, and controlling the sealing mechanism, the heat preservation mechanism and the heat dissipation mechanism to operate.
2. The double-layer light traffic box with heat preservation and insulation functions according to claim 1, wherein the double-layer light traffic box is characterized in that: the heat preservation mechanism further comprises semiconductor refrigerating sheets (203) which are symmetrically arranged above two sides of the heat preservation sleeve (201), cold ends of the two semiconductor refrigerating sheets (203) are attached to the side face of the inner box body (20), heat conduction sleeves (204) are sleeved on the surfaces of the two semiconductor refrigerating sheets (203), and one sides of the two heat conduction sleeves (204) are extended to the outside of the outer box body (10).
3. The double-layer light traffic box with heat preservation and insulation functions according to claim 1, wherein the double-layer light traffic box is characterized in that: the heat radiation mechanism is characterized in that a heat radiation opening (30) is formed in the back of the outer box body (10) and located on the back of the heat radiation mechanism, and a shutter (40) is arranged in the heat radiation opening (30).
4. The double-layer light traffic box with heat preservation and insulation functions according to claim 1, wherein the double-layer light traffic box is characterized in that: the heat dissipation mechanism comprises a heat dissipation fan (301) arranged on the back of an inner box body (20), a mounting hole (302) is formed in the back of the inner box body (20), the heat dissipation fan (301) is fixedly connected with the inside of the mounting hole (302), a movable groove (303) is formed in the back of the heat insulation sleeve (201), a partition plate (304) is arranged in the movable groove (303), an electric push rod (305) is arranged below the inside of the movable groove (303), and one end of a driving shaft of the electric push rod (305) is fixedly connected with the bottom of the partition plate (304).
5. The double-layer light traffic box with heat preservation and insulation functions according to claim 1, wherein the double-layer light traffic box is characterized in that: one side inside outer box (10) is provided with first temperature sensor (50), one side inside interior box (20) is provided with second temperature sensor (60), and still be provided with third temperature sensor inside interior box (20), wherein third temperature sensor (70) are arranged in the temperature acquisition to cable wire in interior box (20).
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| CN114405180A (en) * | 2022-01-23 | 2022-04-29 | 安徽华创环保设备科技有限公司 | Middle compartment with heat preservation and insulation functions |
| CN114639225B (en) * | 2022-02-15 | 2023-11-28 | 华能国际电力股份有限公司德州电厂 | Maintenance system suitable for locator |
| CN114955800A (en) * | 2022-07-04 | 2022-08-30 | 哈尔滨迪康电梯制造有限公司 | Heat-insulation outer cover capable of resisting low temperature and protecting temperature of elevator traction machine and working method of heat-insulation outer cover |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201114565Y (en) * | 2007-09-18 | 2008-09-10 | 殷住顺 | An energy-saving outdoor active distribution box |
| KR101406104B1 (en) * | 2013-09-17 | 2014-06-13 | 주식회사 세경테크 | System to control temperature and method of the same |
| WO2018090612A1 (en) * | 2016-11-15 | 2018-05-24 | 深圳市光峰光电技术有限公司 | Light source system, projector, and temperature controlling method |
| CN207854375U (en) * | 2017-12-28 | 2018-09-11 | 刘宁 | Constant temperature lathe electric cabinet |
| CN108697041A (en) * | 2018-08-08 | 2018-10-23 | 成都伟洪电子科技有限公司 | A kind of shallow embedding formula tracking exchage constant temperature cabinet |
| WO2019148356A1 (en) * | 2018-01-31 | 2019-08-08 | 成都市宏山科技有限公司 | Heat dissipation system for switch with built-in firewall |
| CN111948770A (en) * | 2020-08-27 | 2020-11-17 | 杭州普昌科技有限公司 | Intelligent optical cable cross connecting box |
| CN112099169A (en) * | 2020-10-17 | 2020-12-18 | 杭州普昌科技有限公司 | Optical cable distributing box based on intelligent control management |
| CN214335317U (en) * | 2021-01-20 | 2021-10-01 | 天津诺曼通信设备有限公司 | Integrated service access optical cross-connecting box |
-
2021
- 2021-10-28 CN CN202111259837.4A patent/CN113933946B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201114565Y (en) * | 2007-09-18 | 2008-09-10 | 殷住顺 | An energy-saving outdoor active distribution box |
| KR101406104B1 (en) * | 2013-09-17 | 2014-06-13 | 주식회사 세경테크 | System to control temperature and method of the same |
| WO2018090612A1 (en) * | 2016-11-15 | 2018-05-24 | 深圳市光峰光电技术有限公司 | Light source system, projector, and temperature controlling method |
| CN207854375U (en) * | 2017-12-28 | 2018-09-11 | 刘宁 | Constant temperature lathe electric cabinet |
| WO2019148356A1 (en) * | 2018-01-31 | 2019-08-08 | 成都市宏山科技有限公司 | Heat dissipation system for switch with built-in firewall |
| CN108697041A (en) * | 2018-08-08 | 2018-10-23 | 成都伟洪电子科技有限公司 | A kind of shallow embedding formula tracking exchage constant temperature cabinet |
| CN111948770A (en) * | 2020-08-27 | 2020-11-17 | 杭州普昌科技有限公司 | Intelligent optical cable cross connecting box |
| CN112099169A (en) * | 2020-10-17 | 2020-12-18 | 杭州普昌科技有限公司 | Optical cable distributing box based on intelligent control management |
| CN214335317U (en) * | 2021-01-20 | 2021-10-01 | 天津诺曼通信设备有限公司 | Integrated service access optical cross-connecting box |
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