CN204989007U - Infrared absorption rate of insulating layer and device of transmission rate under measurement molten condition - Google Patents
Infrared absorption rate of insulating layer and device of transmission rate under measurement molten condition Download PDFInfo
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- CN204989007U CN204989007U CN201520260644.4U CN201520260644U CN204989007U CN 204989007 U CN204989007 U CN 204989007U CN 201520260644 U CN201520260644 U CN 201520260644U CN 204989007 U CN204989007 U CN 204989007U
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- China
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- molten condition
- insulation course
- slide bar
- solenoid valves
- infrared absorption
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Abstract
The utility model provides a device, concretely relates to infrared absorption rate of insulating layer and device of transmission rate under measurement molten condition that infrared absorption rate of insulating layer and device of transmission rate under measurement molten condition, it relates to one kind and measures infrared absorption rate and transmission rate. The utility model discloses a solve and not to have a device can measure the infrared absorption rate of insulating layer under the molten condition and the problem of transmission rate at present. The utility model discloses a control system, electrodeless lamp irradiation system, test sample table, shelter from mechanism and two solenoid valves, electrodeless lamp irradiation system shelter from the mechanism, test sample table from top to bottom sets gradually, the sample is placed on test sample table, sheltering from the mechanism and being connected with two solenoid valves, two solenoid valves all are connected with control system. The utility model is used for high tension cable ultraviolet ray crosslinked irradiation production field.
Description
Technical field
The utility model relates to a kind of device measuring ir-absorbance and transmissivity, is specifically related to a kind ofly measure the ir-absorbance of insulation course and the device of transmissivity under molten condition, belongs to high-tension cable ultraviolet light cross-linking irradiation production field.
Background technology
Electric wire manufacture field, based on ultraviolet and infrared while irradiation high-tension cable crosslinking technological be an emerging technology, compared with being cross-linked production technology with traditional chemical heat, this technology has the advantage of low cost, high efficiency.This technology utilizes the ultraviolet irradiation component in high-power purple external irradiation light source, the heavy thickness insulation course of high-tension cable is made to carry out photocrosslinking under melting pellucidity, simultaneously, utilize the infrared radiation component in high-power purple external irradiation light source to heat conductively-closed layer in high-tension cable through the insulation course of pellucidity, make internal shield carry out traditional chemical crosslinking.In cross-linking process, insulation course and internal shield all have strict temperature requirement, the reduction that all can cause cable product quality too high or too low for temperature, for this reason, need grasp high-voltage cable insulating ir-absorbance in the molten state and transmitance.At present, do not have data that the infrared characteristic of insulation course under molten condition is described, the composition of insulation course, proportioning are different simultaneously, also can cause the difference of various insulation course infrared characteristic in the molten state.
Utility model content
The utility model is solve not have a kind of device can measure the ir-absorbance of insulation course and the problem of transmissivity under molten condition at present, and then proposes a kind ofly to measure the ir-absorbance of insulation course and the device of transmissivity under molten condition.
The utility model is the technical scheme taked that solves the problem: device described in the utility model comprises control system, Non-polarized lamp irradiation system, sample bench, guard mechanism and two solenoid valves, described Non-polarized lamp irradiation system, described guard mechanism, sample bench from top to bottom set gradually, sample is placed on sample bench, described guard mechanism is connected with two solenoid valves, and two solenoid valves are all connected with control system.
The beneficial effects of the utility model are: the utility model utilizes solenoid valve and controller to control the time shutter of insulation course and internal shield quickly and accurately, in identical exposure time, under the condition covered having, without the insulation course of molten condition, the change of temperature when utilizing the change of platinum sheet temperature sensor measurement internal shield temperature and insulation course to be subject to irradiation, in conjunction with the characteristic of the Proximate blackbody of internal shield, calculate ir-absorbance and the transmitance of insulation course.Control system, keyboard and display system triplicity complete the process control of this measurement device.This utility model more presses close to the actual production process of cable, due to the infra-red emission wide ranges of high-power ultraviolet radiation source, in this wide spectral range, the method take temperature as absorptivity and the transmitance of the insulation course that foundation calculates, and has larger practical value and larger cable operation instruction meaning.Meanwhile, it is simple that this utility model also has computing method, and measurement mechanism cost is low, the simple feature of structure.
Accompanying drawing explanation
Fig. 1 is the structural representation of measurement mechanism described in utility model, and Fig. 2 is control system circuit diagram, and Fig. 3 is platinum sheet temperature sensor placement location schematic diagram, and Fig. 4 is the vertical view of Fig. 3.
Embodiment
Embodiment one: composition graphs 1 to Fig. 3 illustrates present embodiment, a kind ofly described in present embodiment measure the ir-absorbance of insulation course and the device of transmissivity under molten condition and comprise control system, Non-polarized lamp irradiation system, sample bench 1, guard mechanism and two solenoid valves 2, described Non-polarized lamp irradiation system, described guard mechanism, sample bench 1 from top to bottom set gradually, sample is placed on sample bench 1, described guard mechanism is connected with two solenoid valves 2, and two solenoid valves 2 are all connected with control system.
In present embodiment, control system comprises the first platinum sheet temperature sensor 12, second platinum sheet temperature sensor 13, first amplifying circuit, the second amplifying circuit, multi-channel synchronous data acquisition system, control system, keyboard and display system, first platinum sheet temperature sensor 12 and the second platinum sheet temperature sensor 13 are measured the temperature of insulation course 10 and the temperature of internal shield 11 respectively, provide the data that insulation course 10 ir-absorbance calculates.First platinum sheet temperature sensor 12 is laterally placed, and the second platinum sheet temperature sensor 13 is longitudinally placed, and the transducing part of sensor is positioned over sample inside, and the wiring part of sensor is positioned over sample outside.Amplifying circuit is adjusted by the electric signal that platinum sheet temperature sensor exports, and is amplified to the amplitude being suitable for multi-channel synchronous data acquisition system; Multi-channel synchronous data acquisition system ensure that gathered insulation course temperature and the simultaneity of internal shield temperature.Control system controls synchronous multichannel data acquisition system, time shutter, and in conjunction with the sequential control of display system and the common completion system of key entry system.Final measurement result is also shown by display system.
Control system controls accurately to two solenoid valves 2, completes the control of sample time shutter length in conjunction with physical construction.Two solenoid valves 2 same control line controls.When the electric shock of solenoid valve is positioned at A point, shutter closes, and seamless, now cable material cannot receive the optical radiation of Non-polarized lamp.When the electric shock of solenoid valve is positioned at B point, due to the interlink function of slide bar, two shutters move horizontally to both sides, and now, insulation course and internal shield can receive the optical radiation of Non-polarized lamp.
Embodiment two: composition graphs 1 illustrates present embodiment, described in present embodiment, a kind of Non-polarized lamp irradiation system measuring the ir-absorbance of insulation course and the device of transmissivity under molten condition comprises magnetron 3 and Non-polarized lamp 4, magnetron 3 and Non-polarized lamp 4 are successively set on the top of described guard mechanism from top to bottom, and magnetron 3 is connected with Non-polarized lamp 4.
The beneficial effect of present embodiment is: so arrange, and is realized the control of Non-polarized lamp 4 by magnetron 3.Other composition and annexation identical with embodiment one.
Embodiment three: composition graphs 1 illustrates present embodiment, described in present embodiment, a kind of guard mechanism measuring the ir-absorbance of insulation course and the device of transmissivity under molten condition comprises two shutters 5, two shutter stationary platforms 6, two the first slide bars 7, two the second slide bars 8 and two slide bar fixed supports 9, two shutter stationary platforms 6 are symmetrical arranged, difference plug-in mounting shutter 5 in each shutter stationary platform 6, each shutter 5 one end is outwardly hinged with one end of first slide bar 7 respectively, the other end of each first slide bar 7 is hinged with one end of second slide bar 8 respectively, the other end of each second slide bar 8 connects with corresponding solenoid valve 2 respectively, the middle part of each second slide bar 8 is hinged with a slide bar fixed support 9 respectively.Other composition and annexation identical with embodiment one.
Embodiment four: composition graphs 1 illustrates present embodiment, described in present embodiment, a kind of utilization realizes during the method for the ir-absorbance of insulation course under measurement device molten condition described in embodiment one and transmissivity as follows:
Step one, startup control system, and initialization is carried out to control system each several part, now two solenoid valves 2 are all in A point;
Step 2, display system display " whether start to measure, starting measurement please input Y, does not measure and please input N "; If input Y, then carry out step 3; If input N, then terminate, display " is measured and is terminated ";
Step 3, display system display " please put into separately internal shield 11, and first sensor is installed ", " please Y be input if complete ", input Y then performs step 4;
The temperature of step 4, collection internal shield 11 10 times, and calculate the temperature averages A of now internal shield 11
n1, utilize controller the electric shock of two solenoid valves 2 to be placed in B point, time delay Ts, the temperature of this moment internal shield 11 of continuous coverage 10 times, get its mean value A
n2, the electric shock of two solenoid valves 2 is placed in A point, shutter 5 is closed;
The display of step 5, display system " please be put into insulation course 10 and internal shield 11, and install first sensor and the second sensor ", " please input Y if complete ", if input Y, then performs step 6;
Step 6, measurement internal shield 11 temperature and insulation course 10 temperature 10 times, calculate internal shield 11 temperature averages A respectively
n3with insulation course 10 temperature averages B
j1, respectively the electric shock of two solenoid valves 2 is placed in B point, time delay Ts, continuous coverage internal shield 11 temperature now and insulation course 10 temperature 10 times, calculate the mean value A of internal shield 11 respectively
n4with the mean value B of insulation course 10 temperature
j2; The electric shock of two solenoid valves 2 is placed in A point, shutter 5 is closed;
Step 7, result of calculation, show the temperature of the ir transmissivity of insulation course 10, absorptivity and correspondence;
Step 8, measurement terminate.
Embodiment five: composition graphs 1 illustrates present embodiment, a kind ofly described in present embodiment measures the ir-absorbance of insulation course and the method for transmissivity under molten condition, it is characterized in that: the step calculated in step 7 is as follows:
Step (one), internal shield 11 have high concentration carbon black, there is the characteristic of Proximate blackbody, absorptivity is approximately 1, when independent irradiation internal shield 11, the absorption infrared energy of unit area internal shield 11 equals the infrared energy of Non-polarized lamp 4 irradiation unit area, according to the measurement result of gained in step 4, the infrared gross energy R of irradiation to internal shield 11 can be calculated
always, computing formula is:
R
always=Cm (A
n2-A
n1) (1),
In formula (1), C represents internal shield 11 specific heat capacity, and m represents internal shield 11 quality;
Step (two), when while irradiation insulation course 10 with internal shield 11 time, the infrared energy R that insulation course 10 absorbs
absolutelycan be calculated by formula (2):
R
absolutely=C
jm
j(B
j2-B
j1) (2),
C in formula (2)
jrepresent insulation course 10 specific heat capacity, m
jrepresent insulation course 11 quality;
The infrared absorption energy R of step (three), calculating internal shield 11
in:
R
in=Cm
n(A
n4-A
n3) (3),
M in formula (3)
nrepresent the quality of internal shield 11;
The ir-absorbance Q of insulation course 10 under step (four), calculating molten condition
1:
Q
1=R
absolutely/ R
always(4);
The infrared transmittivity T of step (five), calculating insulation course 10
absolutely:
T
absolutely=R
in/ R
always(5).
Other composition and annexation identical with embodiment four.
Claims (3)
1. measure the ir-absorbance of insulation course and the device of transmissivity under molten condition for one kind, it is characterized in that: describedly a kind ofly measure the ir-absorbance of insulation course and the device of transmissivity under molten condition and comprise control system, Non-polarized lamp irradiation system, sample bench (1), guard mechanism and two solenoid valves (2), described Non-polarized lamp irradiation system, described guard mechanism, sample bench (1) from top to bottom sets gradually, sample is placed on sample bench (1), described guard mechanism is connected with two solenoid valves (2), two solenoid valves (2) are all connected with control system.
2. a kind ofly according to claim 1 measure the ir-absorbance of insulation course and the device of transmissivity under molten condition, it is characterized in that: described Non-polarized lamp irradiation system comprises magnetron (3) and Non-polarized lamp (4), magnetron (3) and Non-polarized lamp (4) are successively set on the top of described guard mechanism from top to bottom, and magnetron (3) is connected with Non-polarized lamp (4).
3. a kind ofly according to claim 1 measure the ir-absorbance of insulation course and the device of transmissivity under molten condition, it is characterized in that: described guard mechanism comprises two shutters (5), two shutter stationary platforms (6), two the first slide bars (7), two the second slide bars (8) and two slide bar fixed supports (9), two shutter stationary platforms (6) are symmetrical arranged, the upper plug-in mounting shutter (5) respectively of each shutter stationary platform (6), each shutter (5) one end is outwardly hinged with one end of first slide bar (7) respectively, the other end of each first slide bar (7) is hinged with one end of second slide bar (8) respectively, the other end of each second slide bar (8) connects with corresponding solenoid valve (2) respectively, the middle part of each second slide bar (8) is hinged with a slide bar fixed support (9) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520260644.4U CN204989007U (en) | 2015-04-27 | 2015-04-27 | Infrared absorption rate of insulating layer and device of transmission rate under measurement molten condition |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520260644.4U CN204989007U (en) | 2015-04-27 | 2015-04-27 | Infrared absorption rate of insulating layer and device of transmission rate under measurement molten condition |
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| Publication Number | Publication Date |
|---|---|
| CN204989007U true CN204989007U (en) | 2016-01-20 |
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ID=55123364
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520260644.4U Expired - Fee Related CN204989007U (en) | 2015-04-27 | 2015-04-27 | Infrared absorption rate of insulating layer and device of transmission rate under measurement molten condition |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104764710A (en) * | 2015-04-27 | 2015-07-08 | 哈尔滨理工大学 | Device and method for measuring infrared absorptivity and transmissivity of insulating layer at molten state |
-
2015
- 2015-04-27 CN CN201520260644.4U patent/CN204989007U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104764710A (en) * | 2015-04-27 | 2015-07-08 | 哈尔滨理工大学 | Device and method for measuring infrared absorptivity and transmissivity of insulating layer at molten state |
| CN104764710B (en) * | 2015-04-27 | 2017-05-17 | 哈尔滨理工大学 | Device and method for measuring infrared absorptivity and transmissivity of insulating layer at molten state |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160120 Termination date: 20200427 |