CN202141594U - High temperature resistant detection device - Google Patents
High temperature resistant detection device Download PDFInfo
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- CN202141594U CN202141594U CN201120204847U CN201120204847U CN202141594U CN 202141594 U CN202141594 U CN 202141594U CN 201120204847 U CN201120204847 U CN 201120204847U CN 201120204847 U CN201120204847 U CN 201120204847U CN 202141594 U CN202141594 U CN 202141594U
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- high temperature
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Abstract
The utility model relates to a high temperature resistant detection device. A first heating unit is arranged on a first position in a housing and carries out the heating. A first cooling unit is arranged on a second position in the housing and carries out the cooling. A temperature detection unit is used to detect a first actual temperature value of a first detection area and a second actual temperature value of a second detection area, and transmits the values to a control unit. The control unit is electrically connected with the first heating unit, the first cooling unit, and the temperature detection unit. The control unit stores a first preset temperature value and a second preset temperature value which are corresponding to the first detection area and the second detection area respectively, and further controls at least one of the first heating unit and the first cooling unit through comparing the first actual temperature value with the first preset temperature value and the second actual temperature value with the second preset temperature value. The high temperature resistant detection device can heat and cool a to-be-detected workpiece at the same time, and realizes the cooperative work of the heating unit and the cooling unit via a controller so as to realize the non-uniform temperature heating.
Description
Technical field
The utility model relates to a kind of high temperature resistant pick-up unit that is used for non-samming heating, relates in particular to a kind of high temperature furnace, belongs to high temperature resistant detection and hot test field.
Background technology
At present, existing high temperature furnace comprises housing, is arranged on heating unit and the control panel of control heating unit power on the inner walls.Workpiece to be detected is placed on enclosure interior, makes the heating power of heating unit reach corresponding preset value through control panel, and then, this workpiece to be detected is heated, be heated to predetermined temperature after, again workpiece is carried out various performance tests.
Yet; Owing in this high temperature furnace, only have heating unit; So put in this high temperature furnace and power-on makes that after the heating unit heating, the heat of heating unit can discharge rapidly to another heating region from a heating region when workpiece to be detected, the speed that instant heating transmits is very fast.Therefore; The temperature in each of workpiece to be detected zone to be detected (as above,, lower part) is roughly the same; In other words, this high temperature furnace can only carry out the samming heating to workpiece to be detected, and just there is the shortcoming that cooling velocity is slow and can not directly carry out non-isothermal test or thermal mechanical fatigue test in this.At the workpiece to be detected that zones of different needs different temperatures to test, this existing high temperature furnace does not just meet demand for some.
The utility model content
In order to realize the non-isothermal heating, the utility model discloses a kind of high temperature resistant pick-up unit, it is used for workpiece to be detected is heated.This high temperature resistant pick-up unit comprises housing, temperature detecting unit, control module and at least one first heating unit and at least one first cooling unit; Wherein: first heating unit is arranged on the primary importance in the said housing and first surveyed area and second surveyed area of workpiece to be detected is heated; First cooling unit is arranged on the second place in the said housing and second surveyed area of said workpiece to be detected is cooled off; Temperature detecting unit, be used to detect first surveyed area first actual temperature value and second surveyed area second actual temperature value and send it to control module; Control module; Be electrically connected with first heating unit, first cooling unit and temperature detecting unit; Be stored with respectively corresponding to first preset temperature value and second preset temperature value of first surveyed area and second surveyed area, be used for first actual temperature value and second actual temperature value respectively with first preset temperature value and second preset temperature value relatively and then control heating unit and cooling unit one of them person at least.
Wherein, primary importance is corresponding with first surveyed area of workpiece to be detected, and the second place is corresponding with second surveyed area of workpiece to be detected.
Preferably, high temperature resistant device also has corresponding to the second place setting in the housing and second heating unit that second surveyed area of workpiece to be detected is heated.
More preferably, high temperature resistant device also has corresponding to the primary importance setting in the housing and second cooling unit that first surveyed area of workpiece to be detected is cooled off.
More excellent ground, first heating unit and second heating unit are electric furnace heating wire, and it is arranged on the inwall of housing.
More excellent ground, first cooling unit and second cooling unit include cooling tube and air compressor, and cooling tube is arranged on the inwall of housing, and an end is connected with air compressor, and the other end extends housing.
Selectively, temperature detecting unit is a temperature sensor.
More excellent ground, temperature sensor is a thermopair.
More excellent ground, first heating unit are arranged on primary importance and first cooling unit on the housing and are set at that the second place on the housing all can regulate.Such first heating unit and first cooling unit can carry out adapt corresponding to front and back test zone to be measured several times on the same workpiece on housing, perhaps carry out adapt corresponding to different workpiece.
The invention also discloses a kind of high temperature resistant pick-up unit; Comprise housing, temperature detecting unit, control module and at least two adjustment modules; Wherein: at least two adjustment modules; With the corresponding one by one setting of at least two heating regions in the housing, it has heating unit and cooling unit respectively; Temperature detecting unit is used to detect each actual temperature value of at least two heating regions and send it to control module; Control module; Be electrically connected with at least two adjustment modules and temperature detecting unit; Be stored with each preset temperature value, be used for each actual temperature value and each preset temperature value one of them heating unit or cooling unit of at least two adjustment modules of control relatively and then at least corresponding at least two heating regions.
This high temperature resistant pick-up unit is used for workpiece to be detected is heated, and wherein, one of them in two heating regions is corresponding with the upper detection zone of workpiece to be detected, and another the bottom surveyed area with workpiece to be detected in two heating regions is corresponding.
Two heating regions are thermal communications each other.
More excellent ground, two positions of adjustment module on housing can be regulated.Can carry out adapt corresponding to front and back test zone to be measured several times on the same workpiece like this, perhaps carry out adapt corresponding to different workpiece.
The utility model has designed the high temperature resistant pick-up unit that can carry out non-samming heating to workpiece to be detected; Through controlling the controller of heating and cooling simultaneously; The collaborative work of control heating unit and cooling unit; Realized not samming heating, this novel temperature environment for simulated engine and other hot-end component is particularly advantageous, and especially performance test and the seaworthiness demonstration test for engine hot parts or part provides more reasonably test unit.
Description of drawings
In order to explain the utility model, its illustrative embodiments will be described with reference to the drawings hereinafter, in the accompanying drawing:
Fig. 1 shows according to the stereographic map of the high temperature resistant pick-up unit of the utility model preferred embodiments and (has removed temperature detecting unit, control module and air compressor etc.; And; For the sake of clarity, only show electric furnace heating wire, only show cooling tube) at opposite side in a side of housing;
Fig. 2 shows the front elevation of the high temperature resistant pick-up unit among Fig. 1;
Fig. 3 shows the rear view of the high temperature resistant pick-up unit among Fig. 1;
Fig. 4 shows the vertical view of the high temperature resistant pick-up unit among Fig. 1;
Fig. 5 shows the control synoptic diagram of each unit of the high temperature resistant pick-up unit among Fig. 1;
Fig. 6 A shows according to the stereographic map of the high temperature resistant pick-up unit of second kind of embodiment of the utility model (having removed temperature detecting unit, control module and air compressor etc.);
Fig. 6 B shows the front elevation of the high temperature resistant pick-up unit among Fig. 6 A;
Fig. 7 A shows according to the stereographic map of the high temperature resistant pick-up unit of the third embodiment of the utility model (having removed temperature detecting unit, control module and air compressor etc.);
Fig. 7 B shows the front elevation of the high temperature resistant pick-up unit among Fig. 7 A;
Fig. 8 A shows the stereographic map (having removed temperature detecting unit, control module and air compressor etc.) according to the high temperature resistant pick-up unit of the 4th kind of embodiment of the utility model;
Fig. 8 B shows the front elevation of the high temperature resistant pick-up unit among Fig. 8 A;
Fig. 9 A shows the stereographic map (having removed temperature detecting unit, control module and air compressor etc.) according to the high temperature resistant pick-up unit of the 5th kind of embodiment of the utility model;
Fig. 9 B shows the front elevation of the high temperature resistant pick-up unit among Fig. 9 A;
Figure 10 A shows the stereographic map (having removed temperature detecting unit, control module and air compressor etc.) according to the high temperature resistant pick-up unit of the 6th kind of embodiment of the utility model;
Figure 10 B shows the front elevation of the high temperature resistant pick-up unit among Figure 10 A;
Similar features among the different figure is by similar Reference numeral indication.
Embodiment
Like Fig. 1-shown in Figure 4, high temperature resistant pick-up unit comprises housing 10, heating unit 20, cooling unit 30, temperature detecting unit 40 and control module 50.
Particularly; Housing 10 is made up of shell body 11, inner housing 12 and asbestos 13; Shell body 11 adopts stainless-steel sheet to process; Offer six apertures and a spy mouth 14 on it, the diameter of each aperture is consistent with the external diameter of following cooling tube air inlet/outlet, visits the situation that mouth 14 can be used to observe workpiece to be detected in the inner housing 12.Asbestos 13 are filled between shell body 11 and the inner housing 12, mainly play the effect of thermal insulation and insulation.Inner housing 12 is processed by ceramic Heat Conduction Material, and its inwall offers six sections annular grooves substantially vertical spacing in the position, upper, middle and lower.
Cooling unit 30 comprises three air compressor (not shown) and three sections cooling tubes 32; This air compressor is used for supplying with pressurized air to cooling tube 32; These three sections cooling tubes 32 place the three sections annular grooves in other upper, middle and lower (for the sake of clarity, only to show electric furnace heating wire in the side of Fig. 1-Fig. 4, only show cooling tube at opposite side respectively; In fact, existing electric furnace heating wire also has cooling tube in the same side.)。Wherein, each section cooling tube 32 all has entrance point and endpiece, and entrance point is communicated with an air compressor, and this air compressor can be regulated the air mass flow speed of entrance point, and endpiece extends outside the shell body 11.
Temperature detecting unit 40 comprises three thermopair (not shown), these thermopairs are above respectively, in, under arrangement on the measuring point to be checked of workpiece to be detected.
With reference to figure 5; Control module 50 is a microcontroller; It is electrically connected with electric furnace heating wire 21, air compressor and thermopair, and microcontroller 50 has memory module, comparison module and control module at least, wherein; Store respectively preset temperature value in the memory module corresponding to three heating regions in upper, middle and lower; Through comparison module the actual temperature value of the thermopair calculating of three heating regions in upper, middle and lower and the preset temperature value in the microcontroller 50 are compared, control the air mass flow of heating power and every section cooling tube of every section electric furnace heating wire again through control module, like this; Can let the temperature of the three sections heating regions in housing 10 interior upper, middle and lower have certain gradient, and then can have the test of thermograde.
Specifically; Before workpiece to be detected is put into this high temperature resistant pick-up unit; Earlier three thermopairs are bundled in respectively on three measuring points to be checked in the upper, middle and lower/zone to be detected of its workpiece to be detected; And set temperature value to be measured (in fact, this temperature value to be measured is confirmed in advance by the testing staff whether the parameter checking of after high temperature resistant detection finishes, carrying out other again is up to standard to confirm workpiece) in advance respectively.After workpiece to be detected is put into high temperature resistant pick-up unit; Energized makes electric furnace heating wire 21, air compressor, microcontroller 50 etc. start working; The actual temperature value of calculating when the thermopair of correspondence is when being stored in the corresponding preset temperature value of memory module; The temperature of the power increase of the electric furnace heating wire 21 of the feasible correspondence of control module control power supply of microcontroller 50 and then corresponding heating region raises; Otherwise; The actual temperature value of calculating when corresponding thermopair is when being stored in the corresponding preset temperature value of memory module, and the flow valve of the control module control air compressor of microcontroller 50 makes in cooling tube 32 corresponding compressed-air actuated flow increase and then the temperature of corresponding heating region reduces.
In this more excellent embodiment, the high temperature resistant heating arrangement than routine has increased the syllogic cooling unit, and cooling unit 30 is made up of air compressor and cooling tube 32, realizes the cooling to temperature in the high temperature resistant heating arrangement with this.Simultaneously; Owing to adopted the microcontroller 50 of air mass flow of power and the cooling tube 32 of Comprehensive Control electric furnace heating wire 21; The power driving switch that the heating power of every section electric furnace heating wire 21 is regulated electric furnace heating wire 21 through microcontroller 50 is controlled, and the air mass flow of cooling tube 32 is regulated the operation valve of air compressor through microcontroller 50 and then each cooling tube 32 air flows in the syllogic cooling unit are controlled.Like this, just there is certain gradient in the temperature that the interior upper, middle and lower of high temperature resistant pick-up unit are three sections, can have the test of thermograde.
Shown in Fig. 6 A-6B; In second kind of embodiment of the utility model; Also disclose a kind of high temperature resistant pick-up unit of realizing having three sections thermogrades, except the quantity of compressor, cooling tube and electric furnace heating wire and be provided with the position, all the other structures are identical with first kind of above-mentioned embodiment.In this pick-up unit, only have one section and be arranged on the supermedial electric furnace heating wire 21a of inner walls substantially, be provided with cooling tube 32a in the upper and lower of inner walls substantially.This embodiment is suitable for the relatively low test occasion of temperature temperature higher, the upper and lower heating region of the middle part heating region of workpiece for measurement; For example; The preset temperature range of middle part heating region is 900-1100 ℃; The preset temperature range of upper and lower heating region is 600-750 ℃, like this, and after the middle part heating region is by electric furnace heating wire 21a heating; Its heat is delivered to top and lower heating zone by heat very soon in the housing of pick-up unit; Promptly upper, middle and lower heating region temperature can be mutually not far short of what is expected under the situation of cooling tube not having, and after adding cooling tube 32a at the upper and lower heating region, just can the temperature in these two zones be controlled at than in the low temperature range of the temperature of middle part heating region.
Shown in Fig. 7 A-7B; In the third embodiment of the utility model; Also disclose a kind of high temperature resistant pick-up unit of realizing having three sections thermogrades, the quantity of compressor, cooling tube and electric furnace heating wire is all identical or similar with second kind of embodiment, only difference to some extent on the position is being set.In this pick-up unit, electric furnace heating wire 21b is arranged on the top of inner walls substantially, and two cooling tube 32b are arranged on respectively on the middle part and bottom of inner walls substantially.It is higher that this embodiment is suitable for the temperature of top heating region of workpiece for measurement; And the temperature of middle part heating region is relatively low; The lower test occasion of temperature in lower heating zone, for example, the preset temperature range of top heating region is 900-1100 ℃; The preset temperature range of middle part heating region is 600-750 ℃, and the preset temperature range in lower heating zone is 400-500 ℃.
Shown in Fig. 8 A-8B; In the 4th kind of embodiment of the utility model; Also disclose a kind of high temperature resistant pick-up unit of realizing having three sections thermogrades, except the quantity of compressor, cooling tube and electric furnace heating wire and be provided with the position, all the other structures are identical with first kind of above-mentioned embodiment.In this pick-up unit, be provided with electric furnace heating wire 21c and cooling tube 32c (the same as or similar to first kind of embodiment) in the middle part and the bottom of inner walls substantially, and only be provided with one section electric furnace heating wire 21c on the top of inner walls substantially.This embodiment is suitable for the temperature test occasion of step-down (being similar to the third embodiment) gradually of the upper, middle and lower heating region of workpiece for measurement; For example, the preset temperature range of top heating region is 900-1100 ℃, and the preset temperature range of middle part heating region is 600-750 ℃; The preset temperature range in lower heating zone is 400-500 ℃; Yet, see that from the control angle this embodiment is easy to control than the third embodiment; See that from energy-conservation angle the third embodiment is more energy-conservation.
Shown in Fig. 9 A-9B; In the 5th kind of embodiment of the utility model; Disclose a kind of high temperature resistant pick-up unit of realizing having two sections thermogrades, except the quantity of compressor, cooling tube and electric furnace heating wire and be provided with the position, all the other structures are identical with first kind of above-mentioned embodiment.In this pick-up unit, be provided with electric furnace heating wire 21d on the top (or bottom) of inner walls substantially, and be provided with cooling tube 32d in the bottom (or top) of inner walls simultaneously.This embodiment is used for testing the test occasion that those temperature that need two heating regions to be measured of test get final product.
Shown in Figure 10 A-10B; In the 6th kind of embodiment of the utility model; Disclose a kind of high temperature resistant pick-up unit of realizing having two sections thermogrades, except the quantity of compressor, cooling tube and electric furnace heating wire and be provided with the position, all the other structures are identical with first kind of above-mentioned embodiment.In this pick-up unit, be provided with electric furnace heating wire 21e on the top (or bottom) of inner walls substantially, and be provided with electric furnace heating wire 21e and cooling tube 32e in the bottom (or top) of inner walls simultaneously.This embodiment and the 5th kind of embodiment be similar to be used for testing the test occasion that those temperature that need two heating regions to be measured of test get final product.Yet, see that from the control angle this embodiment is easy to control than the 5th kind of embodiment, sees that from energy-conservation angle the 5th kind of embodiment is more energy-conservation.
Those skilled in the art should be appreciated that; Above-mentioned embodiment only is several kinds of modes that the utility model is realized syllogic and the non-samming heating of two-part; It is also non exhaustive; If have the heating region more than three sections on the workpiece for measurement, without doubt, can realize through the mode that increases heating tube and/or cooling tube.
In addition, those skilled in the art is appreciated that also heating unit is not limited to electric furnace heating wire, and cooling unit also is not limited in the cooperation of air compressor and cooling tube.As long as can realize heating and cooling, element or assembly that can withstand high temperatures in the time of simultaneously on being arranged on inner walls all can.
Moreover those skilled in the art should be appreciated that also temperature detecting unit also is not limited to thermopair.
At last; Those skilled in the art also should be appreciated that; No matter be that electric furnace heating wire or cooling tube all are to be provided with the adjustable mode in position (like height) on the inwall of housing; So just can carry out adapt, perhaps carry out adapt corresponding to different workpiece corresponding to front and back test zone to be measured several times on the same workpiece for measurement.
The utility model is limited to the illustrative embodiments that in instructions and accompanying drawing, appears never in any form.In the scope of the utility model of summarizing like claims, a lot of distortion are possible.In addition, should any reference marker in claims be configured to limit the scope of the utility model.For example, device can have dissimilar shapes, also is possible by this device of kinds of materials manufacturing.
Claims (14)
1. high temperature resistant pick-up unit, it is used for workpiece to be detected is heated, and it is characterized in that: said high temperature resistant pick-up unit comprises housing, temperature detecting unit, control module and first heating unit and first cooling unit, wherein:
Said first heating unit is arranged on the primary importance in the said housing and first surveyed area and second surveyed area of said workpiece to be detected is heated;
Said first cooling unit is arranged on the second place in the said housing and second surveyed area of said workpiece to be detected is cooled off;
Said temperature detecting unit, be used to detect said first surveyed area first actual temperature value and said second surveyed area second actual temperature value and send it to said control module;
Said control module; Be electrically connected with said first heating unit, first cooling unit and temperature detecting unit; Be stored with respectively corresponding to first preset temperature value and second preset temperature value of said first surveyed area and said second surveyed area, be used for said first actual temperature value and said second actual temperature value respectively with first preset temperature value and the second preset temperature value comparison and then control said first heating unit and said first cooling unit one of them person at least.
2. high temperature resistant pick-up unit according to claim 1 is characterized in that, said high temperature resistant pick-up unit also has corresponding to the second place setting in the said housing and second heating unit that second surveyed area of said workpiece to be detected is heated.
3. high temperature resistant pick-up unit according to claim 2 is characterized in that, said high temperature resistant pick-up unit also has corresponding to the primary importance setting in the said housing and second cooling unit that first surveyed area of said workpiece to be detected is cooled off.
4. high temperature resistant pick-up unit according to claim 3 is characterized in that, said first heating unit, second heating unit are electric furnace heating wire, and said electric furnace heating wire is arranged on the inwall of said housing.
5. high temperature resistant pick-up unit according to claim 3; It is characterized in that; Said first cooling unit, second cooling unit include cooling tube and air compressor; Said cooling tube is arranged on the inwall of said housing, and an end is connected with said air compressor, and the other end extends said housing.
6. high temperature resistant pick-up unit according to claim 1; It is characterized in that first heating unit that is arranged on the said housing all can be regulated the said primary importance and the second place according to said first surveyed area of said workpiece to be detected and second surveyed area with first cooling unit that is arranged on the said housing.
7. according to each described high temperature resistant pick-up unit of claim 1-3, it is characterized in that said temperature detecting unit is a temperature sensor.
8. high temperature resistant pick-up unit according to claim 7 is characterized in that, said temperature sensor is a thermopair.
9. high temperature resistant pick-up unit is characterized in that: comprise housing, temperature detecting unit, control module and at least two adjustment modules, wherein:
Said at least two adjustment modules, with the corresponding one by one setting of at least two heating regions in the said housing, it has heating unit and cooling unit respectively;
Said temperature detecting unit is used to detect each actual temperature value of said at least two heating regions and sends it to said control module;
Said control module; Be electrically connected with said at least two adjustment modules and said temperature detecting unit; Be stored with each preset temperature value, be used for said each actual temperature value and said each preset temperature value comparison and then control one of them said heating unit or said cooling unit of said at least two adjustment modules at least corresponding to said at least two heating regions.
10. high temperature resistant pick-up unit according to claim 9 is characterized in that, said heating unit is an electric furnace heating wire, and it is arranged on the inwall of said housing.
11. high temperature resistant pick-up unit according to claim 9; It is characterized in that said cooling unit comprises cooling tube and air compressor, said cooling tube is arranged on the inwall of said housing; One end is connected with said air compressor, and the other end extends said housing.
12. high temperature resistant pick-up unit according to claim 9 is characterized in that, said temperature detecting unit is a temperature sensor.
13. high temperature resistant pick-up unit according to claim 12 is characterized in that, said temperature sensor is a thermopair.
14. high temperature resistant pick-up unit according to claim 9 is characterized in that, said at least two positions of adjustment module on said housing can be regulated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120204847U CN202141594U (en) | 2011-06-16 | 2011-06-16 | High temperature resistant detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120204847U CN202141594U (en) | 2011-06-16 | 2011-06-16 | High temperature resistant detection device |
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| Publication Number | Publication Date |
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| CN202141594U true CN202141594U (en) | 2012-02-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201120204847U Expired - Lifetime CN202141594U (en) | 2011-06-16 | 2011-06-16 | High temperature resistant detection device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102829975A (en) * | 2011-06-16 | 2012-12-19 | 中航商用航空发动机有限责任公司 | High-temperature-resistant detection device |
| CN112051814A (en) * | 2020-08-27 | 2020-12-08 | 耒阳金悦科技发展有限公司 | Detection system for potassium chlorate production facility |
-
2011
- 2011-06-16 CN CN201120204847U patent/CN202141594U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102829975A (en) * | 2011-06-16 | 2012-12-19 | 中航商用航空发动机有限责任公司 | High-temperature-resistant detection device |
| CN112051814A (en) * | 2020-08-27 | 2020-12-08 | 耒阳金悦科技发展有限公司 | Detection system for potassium chlorate production facility |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 200241 Minhang District Lianhua Road, Shanghai, No. 3998 Patentee after: China Hangfa commercial aviation engine limited liability company Address before: 201109 Shanghai city Minhang District Hongmei Road No. 5696 Room 101 Patentee before: AVIC Commercial Aircraft Engine Co.,Ltd. |
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| CP03 | Change of name, title or address |