CN2828811Y - Heat pipe investigating device - Google Patents
Heat pipe investigating device Download PDFInfo
- Publication number
- CN2828811Y CN2828811Y CNU2005201091517U CN200520109151U CN2828811Y CN 2828811 Y CN2828811 Y CN 2828811Y CN U2005201091517 U CNU2005201091517 U CN U2005201091517U CN 200520109151 U CN200520109151 U CN 200520109151U CN 2828811 Y CN2828811 Y CN 2828811Y
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- heat pipe
- bottom plate
- heat
- proving installation
- temperature
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Abstract
The utility model relates to a heat pipe testing device which comprises a constant-temperature water tank, a heat pipe holding device and a temperature testing instrument, wherein the heat pipe holding device is arranged above the constant-temperature water tank and comprises a holding device and a driving device, and the holding device comprises an upper fixing plate, a lower fixing plate, two side plates and two locking devices. First ends of heat pipes are fixedly held between the upper fixing plate and the lower fixing plate, both sides of the lower fixing plate are respectively pivoted on the two side plates. The two locking devices can press the upper fixing plate on the lower fixing plate so as to fix the heat pipes between the upper fixing plate and the lower fixing plate. The driving device can drive the lower fixing plate of the holding device to rotate with the upper fixing plate to make second ends of the heat pipes immerge into the hot water in the constant-temperature water tank. After the second ends of the heat pipes are immerged into the hot water of 70 DEG C for 30 seconds, the temperature testing instrument can test the temperature of the first ends of the heat pipes. When the temperature is higher than 65 DEG C, the heat-conducting property of the heat pipes meets the requirement.
Description
Technical field
The utility model relates to a kind of heat pipe proving installation, refers to a kind of heat pipe proving installation that can test the heat pipe for thermal conductivity performance quickly and accurately especially.
Background technology
Along with integrated circuit develops towards densification, complicated direction, the heat that its electronic devices and components produced in when work also increases severely thereupon, and the components and parts temperature is raise, and the operate as normal of components and parts is exerted an influence.Therefore, heat abstractor must be installed to guarantee heating components and parts operate as normal under suitable temperature such as central processing unit or other high temperature chips.
The existing hot pipe technique that utilizes of existing heat abstractor improves heat-sinking capability, and inside heat pipe is provided with an airtight hollow cavity, and this cavity inner wall is provided with capillary structure, and this cavity is to handle and be perfused with a little amount of work fluid (as pure water, alcohol etc.) through vacuumizing.Working fluid is in first end heat absorption of heat pipe during heat pipe work, under low pressure working fluid only needs lower temperature (as 50 degrees centigrade) can be boiled into gas, gas motion is emitted heat to second end of heat pipe and is become liquid, under the capillary force effect of capillary structure, get back to first end again, its heat that central processing unit can be produced is efficient promptly to be sent on the radiating fin of heat pipe second end by first end of heat pipe and in the atmosphere around being dispersed into, and makes the central processing unit can operate as normal.Yet the collision of heat pipe in manufacturing and transportation all is easy to produce the slight crack that the naked eyes difficulty is seen, cause the vacuum tightness decline in the cavity and reduce its capacity of heat transmission greatly, and these slight cracks are difficult to detect with the outward appearance observation, thus therefore one by one the heat conductivility of opposite heat tube detect and determine whether it qualified.
And the method for testing of general heat pipe for thermal conductivity performance, it is a end with hand-held heat pipe, its other end is immersed in the hot water, judge with the temperature sensation of hand opposite heat tube handheld terminal whether the heat conductivility of heat pipe can meet the demands after a period of time, this method of testing once can only be tested a heat pipe, and efficient is lower, and it mainly relies on people's subjective sensation to be judged in addition, do not have quantizating index, the result is very inaccurate.
Heat pipe testing fixture shown in No. the 88110969th, Taiwan patented claim, it is to adopt the liquid level in the X-ray examination heat pipe to judge whether heat pipe meets the topping up standard, instrument is complex and expensive comparatively, and this testing fixture can only judge whether heat pipe meets the topping up standard, and can't learn whether the heat conductivility of heat pipe reaches design standards.
Summary of the invention
Fundamental purpose of the present utility model is to provide a kind of heat pipe proving installation, refers to a kind of heat pipe proving installation that can test the heat pipe for thermal conductivity performance quickly and accurately especially.
For achieving the above object, the utility model provides a kind of heat pipe proving installation that is used for testing simultaneously some heat pipe for thermal conductivity performances.This heat pipe proving installation comprises a Water Tank with Temp.-controlled, a heat pipe clamping device and a temperature measurer; In this Water Tank with Temp.-controlled hot water is housed; This heat pipe clamping device is to be installed in this Water Tank with Temp.-controlled top, it comprises a clamping device and a drive unit, this clamping device is first end that is used to grip these heat pipes, this drive unit can order about this clamping device motion, and second end of these heat pipes is immersed or the interior hot water of disengaging Water Tank with Temp.-controlled; Behind second end immersion hot water, one special time with these heat pipes, this temperature measurer will measure the temperature of these heat pipe first ends, can judge that the heat conductivility of this heat pipe meets the requirements if the temperature of a certain heat pipe first end is higher than a reference value.
The utlity model has following beneficial effect: this heat pipe proving installation once can press from both sides to be established some heat pipes and carries out heat conductivility test simultaneously, therefore the efficient height of test.In addition, the utility model utilizes heat pipe second end to soak the heat conductivility that the temperature variation of first end behind the certain hour is judged heat pipe in constant-temperature hot water, variation of temperature is measured with special temperature measurer, the measurement result that obtains like this is very accurate, come sensible temperature to change compared with prior art with hand, measurement accuracy and speed all improve greatly.
Description of drawings
Fig. 1 is the stereographic map of the utility model heat pipe proving installation when testing.
Fig. 2 is the stereographic map of the utility model heat pipe proving installation before beginning to test.
The heat pipe synoptic diagram that Fig. 3 tests for the utility model.
Fig. 4 is the partial enlarged drawing of the utility model heat pipe proving installation when testing.
The test flow chart that Fig. 5 is to use the utility model heat pipe proving installation to test.
Embodiment
See also Fig. 1 to Fig. 4, a kind of heat pipe proving installation comprises a Water Tank with Temp.-controlled 1, one heat pipe clamping device 2 and a temperature measurer 6.
In this Water Tank with Temp.-controlled 1 hot water is housed, and heating arrangement (figure do not show) is housed makes hot water remain on 70 degrees centigrade.The latter half of the end face of this Water Tank with Temp.-controlled 1 is sealed, and first half is provided with an opening 10.
This heat pipe clamping device 2 comprises a clamping device 20 and a drive unit 40, this clamping device 20 is first ends 72 that are used to grip these heat pipes 7, and this drive unit 40 can drive second end 74 that this clamping device 20 makes these heat pipes 7 and immerse hot water in the Water Tanks with Temp.-controlled 1.
This clamping device 20 comprises a upper mounted plate 22, one bottom plates 24, biside plate 26 and two locked instruments 28.
The lower surface of this upper mounted plate 22 is provided with the draw-in groove 30 of some semicirculars in shape, and the both sides of this upper mounted plate 22 are offered a through hole 32 respectively.
The upper surface of this bottom plate 24 also offers the draw-in groove 36 of some semicirculars in shape, the corresponding one by one pickup groove 37 that becomes a circle of combining of these draw-in grooves 30 and draw-in groove 36 to draw-in groove 30 that should upper mounted plate 22.Can heat pipe 7 of clamping in each pickup groove 37.On this bottom plate 24 two through holes 32 that should upper mounted plate 22 are provided with two protruded stigmas 38, string is provided with a spring (figure does not show) on this protruded stigma 38, this spring is installed between this upper mounted plate 22 and the bottom plate 24, these two protruded stigmas, 38 correspondences are interted in two through holes 32 of this upper mounted plate 22, and this upper mounted plate 22 can up and down elasticity be attached on the bottom plate 24.A pivot (figure does not show) is respectively installed in the both sides of this bottom plate 24.The front-end edge of this bottom plate 24 is provided with a spacer block 39 between per two draw-in grooves 36, thereby second end 74 that prevents two adjacent heat pipes 7 gets together and influences test result.
Corresponding reference numbers 1,2,3...... near each draw-in groove 36 of this bottom plate 24 compile upward corresponding sequence number 1,2,3...... with the heat pipe 7 that will be placed on 37 li of each pickup grooves.
This biside plate 26 is separately fixed on the two side of this Water Tank with Temp.-controlled 1 end face.The pivot of these bottom plate 24 both sides is pivotally attached to respectively on this biside plate 26, this bottom plate 24 can drive this upper mounted plate 22 together around this pivot rotation, makes second end, 74 immersions of the heat pipe 7 that is folded between upper mounted plate 22 and the bottom plate 24 or the water surface of disengaging hot water.
These two locked instruments 28 are the pneumatic means that are fixed on the bottom plate 24, and be suspended at upper mounted plate 22 tops, this two locked instrument 28 can drive a pressing plate 41 motions under the effect of gases at high pressure, exerting pressure compresses upper mounted plate 22 on the bottom plate 24, thereby these heat pipes 7 are fastened in the pickup groove 37.
This drive unit 40 can drive this bottom plate 24 and pivot around pivot, it comprises that one is darted at first pivot joint block, 42, one pneumatic means 44 of bottom plate 24 1 sides and is installed in second pivot joint block 48 and a drive block 50 that is articulated between first pivot joint block 42 and second pivot joint block 48 on the precession bar 46 of this pneumatic means 44.After this pneumatic means 44 started, its precession bar 46 drove 48 motions of second pivot joint block, drives drive block 50 then, and drive block 50 drives first pivot joint block 42 again, pivots thereby drive this bottom plate 24.
This heat pipe 7 takes the shape of the letter U, and its first end 72 is folded in the pickup groove 37 between upper mounted plate 22 and the bottom plate 24, and its second end 74 extends to the below of this bottom plate 24.When these bottom plate 24 rotations, can change the height of second end 74 of this heat pipe 7.Wherein when the end face angle larger part of this bottom plate 24 and this Water Tank with Temp.-controlled 1 during in as shown in Figure 2 first turned position, second end 74 of this heat pipe 7 is to be suspended on the hot water liquid level of Water Tank with Temp.-controlled 1, when starting, drive unit 40 rotates that this bottom plate 24 makes it that end face with this Water Tank with Temp.-controlled 1 is less angle and when being in as shown in Figure 1 second turned position, second end 74 of this heat pipe 7 will immerse in the hot water of this Water Tank with Temp.-controlled 1.At this moment, keep this bottom plate 24 motionless, second end 74 of heat pipe 7 is heated by hot water, thereby heat is transmitted to first end 72 of heat pipe 7 rapidly by the undergoing phase transition of working fluid in the heat pipe 7.
This temperature measurer 6 is a multichannel temperature acquisition instrument (as 2635 Wen Yi of Fluke), which is provided with several thermocouple temperature measurement terminals by the bimetallic conductor coiled (figure does not show), these thermometric terminals extend in the pickup groove 37 by the lead 62 that links to each other with temperature measurer 6 and first end 72 of heat pipe 7 amplexiforms mutually.As mentioned above, heat is transmitted to by second end 74 through superheater tube 7 and is clipped in, bottom plate (22,24) behind first end 72 between, the temperature of first end 72 rises, after after a while, first end 72 of the heat pipe 7 of each different sequence number will be warmed up to a temperature, this moment temperature measurer 6 with the data delivery that collects to a computer (figure does not show) and be presented on the computer monitor (figure does not show), these data also have the sequence number corresponding sequence number with heat pipe 7, by having the data of sequence number, whether the heat conductivility that can know the heat pipe 7 of corresponding a certain sequence number reaches the technical standard requirement, thereby judges whether a certain heat pipe 7 is non-defective units.
Testing process when using this heat pipe proving installation to test sees also Fig. 5, original state before the heat pipe proving installation begins to test as shown in Figure 2, earlier first end, 72 correspondences with these heat pipes 7 are attached in the draw-in groove 36 of this bottom plate 24, and this moment, second end 74 of these heat pipes 7 was the water surface tops that are suspended at hot water; Press starting switch 80 then, these two locked instruments 28 will drive pressing plate 41 and move downward, exert pressure upper mounted plate 22 is compressed on the bottom plate 24, clamp heat pipe 7 wherein, the thermometric terminal of this temperature measurer 6 will closely amplexiform first end 72 of this heat pipe 7 at this moment, and then this drive unit 40 is restarted bottom plate 24 is turned to as shown in Figure 1 second turned position, makes second end 74 of heat pipe 7 immerse in the hot water of Water Tanks with Temp.-controlled 1 and picks up counting; These heat pipes 7 are dipped in 70 degrees centigrade the hot water heating after 30 seconds, measure the temperature data of first end 72 of heat pipe 7 this moment by the thermometric terminal of this temperature measurer 6, and these temperature datas are transported to computer and are presented on the computer monitor, the examination criteria of present embodiment is made as 65 degrees centigrade, if when second end 74 of a certain heat pipe 7 through the temperature of hot water heating its first end 72 after 30 seconds of 70 degrees centigrade greater than 65 degrees centigrade, think that then the heat conductivility of this heat pipe 7 meets the requirements, this heat pipe 7 is a non-defective unit.If the temperature of its first end 72 is lower than 65 degrees centigrade, think that then the heat conductivility of this heat pipe 7 can not reach requirement, this heat pipe 7 is a defective products.
This drive unit 40 starts automatically again then, and rotation bottom plate 24 is with dried up with second end 74 of heat pipe 7, and and then these two locked instruments 28 also start automatically, unclamps heat pipe 7 thereby pressing plate 41 upwards promoted.
This heat pipe proving installation once can press from both sides between upper mounted plate 22 and bottom plate 24 to be established some heat pipes 7 and carries out heat conductivility test simultaneously, therefore the efficient height of test.In addition, the utility model utilizes heat pipe 7 second ends 74 to soak the heat conductivility that the temperature variation of first end 72 behind the certain hour is judged heat pipe 7 in constant-temperature hot water, variation of temperature is measured with special temperature measurer 6, the measurement result that obtains like this is very accurate, come sensible temperature to change compared with prior art with hand, measurement accuracy and speed all improve greatly.Only need press starting switch 80 in test process, can finish the sequence of operations of heat pipe test, automaticity is higher.
It more than is the first embodiment of the present invention, can also on the basis of present embodiment, make appropriate change and have identical effect, for example on this biside plate 26, vertically lay two guide rails (figure does not show), this upper and lower fixing plate (22,24) and locked instrument 28 can be slided up and down on the guide rail that is attached between the biside plate 26, the pneumatic means 44 that re-uses vertical installing promotes this clamping device 20 and slides up and down on guide rail, makes second end, 74 immersions of heat pipe 7 or the hot water that breaks away from the Water Tank with Temp.-controlled 1 also can reach similar function; Can also cancel the pressing plate 41 on the locked instrument 28, the below that upper mounted plate 22 directly is fixed to locked instrument 28 just can be realized gripping of heat pipe 7 and be loosened.
Claims (10)
1, a kind of heat pipe proving installation that is used for testing simultaneously some heat pipe for thermal conductivity performances, it is characterized in that: this heat pipe proving installation comprises a Water Tank with Temp.-controlled, a heat pipe clamping device and a temperature measurer; In this Water Tank with Temp.-controlled hot water is housed; This heat pipe clamping device is to be installed in this Water Tank with Temp.-controlled top, it comprises a clamping device and a drive unit, this clamping device is first end that is used to grip these heat pipes, this drive unit can order about this clamping device motion, and second end of these heat pipes is immersed or the interior hot water of disengaging Water Tank with Temp.-controlled; Behind second end immersion hot water, one special time with these heat pipes, this temperature measurer will measure the temperature of these heat pipe first ends, can judge that the heat conductivility of this heat pipe meets the requirements if the temperature of a certain heat pipe first end is higher than a reference value.
2, heat pipe proving installation according to claim 1, it is characterized in that: this clamping device comprises a upper mounted plate, a bottom plate, biside plate and some locked instruments, these locked instruments can compress upper mounted plate on the bottom plate, thereby first end of heat pipe is fastened between upper mounted plate and the bottom plate, this biside plate is separately fixed at the both sides of this Water Tank with Temp.-controlled, and the both sides of this bottom plate are pivotally attached to this biside plate respectively, and can rotate between biside plate.
3, heat pipe proving installation according to claim 2, it is characterized in that: these locked instruments are the pneumatic means that are fixed on the bottom plate, be attached on this bottom plate and upper mounted plate is activity, these locked instruments can be exerted pressure under the effect of gases at high pressure upper mounted plate is compressed bottom plate.
4, heat pipe proving installation according to claim 2, it is characterized in that: this drive unit can drive this bottom plate and pivot, this bottom plate drives this upper mounted plate again and the heat pipe that is installed between two fixed heads pivots together, second end of these heat pipes is immersed or breaks away from hot water in the Water Tank with Temp.-controlled.
5, heat pipe proving installation according to claim 4 is characterized in that: this drive unit comprises first pivot joint block, propulsion system that are darted at this bottom plate one side, be installed in second pivot joint block and on the precession bar of these propulsion system is articulated in drive block between first pivot joint block and second pivot joint block.
6, heat pipe proving installation according to claim 5, it is characterized in that: after this drive unit started, its precession bar drove the motion of second pivot joint block, drives drive block then, drive block drives first pivot joint block on the bottom plate again, pivots thereby drive this bottom plate.
7, heat pipe proving installation according to claim 2, it is characterized in that: the lower surface of this upper mounted plate is provided with some draw-in grooves, the upper surface of this bottom plate also correspondence is provided with some draw-in grooves, per two corresponding up and down pocket set lump together and become a pickup groove, and first end of these heat pipes is clamped in these pickup grooves.
8, heat pipe proving installation according to claim 7 is characterized in that: this bottom plate is provided with a spacer block between per two draw-in grooves, thereby second end that prevents two adjacent heat pipes gets together and influences test result.
9, heat pipe proving installation according to claim 1 is characterized in that: this temperature measurer is a multichannel temperature acquisition instrument, which is provided with several thermometric terminals, and these thermometric terminals amplexiform mutually with first end of these heat pipes respectively.
10, heat pipe proving installation according to claim 1 is characterized in that: this heat pipe proving installation also comprises a computer, and the temperature data that temperature measurer records can be transported to computer and be presented on the computer monitor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005201091517U CN2828811Y (en) | 2005-06-27 | 2005-06-27 | Heat pipe investigating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005201091517U CN2828811Y (en) | 2005-06-27 | 2005-06-27 | Heat pipe investigating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2828811Y true CN2828811Y (en) | 2006-10-18 |
Family
ID=37080367
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2005201091517U Expired - Fee Related CN2828811Y (en) | 2005-06-27 | 2005-06-27 | Heat pipe investigating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2828811Y (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102175716A (en) * | 2011-02-15 | 2011-09-07 | 皇明太阳能股份有限公司 | Automatic detecting equipment of heat pipe for solar energy |
| CN102262103A (en) * | 2011-04-28 | 2011-11-30 | 浙江海亮能源管理有限公司 | System for detecting performance of heat pipe |
| CN102636516A (en) * | 2012-04-25 | 2012-08-15 | 武汉大学 | Circular stability testing system of multichannel solid-liquid phase change material |
| CN102081055B (en) * | 2009-11-30 | 2013-01-30 | 英业达股份有限公司 | Heat pipe test method |
| CN104034754A (en) * | 2014-06-25 | 2014-09-10 | 昆山联德精密机械有限公司 | Structured device for measuring temperature of heat pipe and automatically judging |
| CN107543993A (en) * | 2017-10-19 | 2018-01-05 | 福建闽航电子有限公司 | A kind of test device that water is crossed for heat-generating pipe |
| CN107621474A (en) * | 2016-07-15 | 2018-01-23 | 神讯电脑(昆山)有限公司 | Thermal conductivity tube detection device |
| CN108325868A (en) * | 2018-01-19 | 2018-07-27 | 华南理工大学 | A kind of four station heat pipe temperature difference test devices |
| CN111060557A (en) * | 2020-01-17 | 2020-04-24 | 南京航空航天大学 | Axial rotation oscillating heat pipe test device and use method thereof |
-
2005
- 2005-06-27 CN CNU2005201091517U patent/CN2828811Y/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102081055B (en) * | 2009-11-30 | 2013-01-30 | 英业达股份有限公司 | Heat pipe test method |
| CN102175716A (en) * | 2011-02-15 | 2011-09-07 | 皇明太阳能股份有限公司 | Automatic detecting equipment of heat pipe for solar energy |
| CN102175716B (en) * | 2011-02-15 | 2013-02-20 | 皇明太阳能股份有限公司 | Automatic detecting equipment of heat pipe for solar energy |
| CN102262103B (en) * | 2011-04-28 | 2013-06-12 | 浙江海亮能源管理有限公司 | System for detecting performance of heat pipe |
| CN102262103A (en) * | 2011-04-28 | 2011-11-30 | 浙江海亮能源管理有限公司 | System for detecting performance of heat pipe |
| CN102636516B (en) * | 2012-04-25 | 2013-09-18 | 武汉大学 | Circular stability testing system of multichannel solid-liquid phase change material |
| CN102636516A (en) * | 2012-04-25 | 2012-08-15 | 武汉大学 | Circular stability testing system of multichannel solid-liquid phase change material |
| CN104034754A (en) * | 2014-06-25 | 2014-09-10 | 昆山联德精密机械有限公司 | Structured device for measuring temperature of heat pipe and automatically judging |
| CN107621474A (en) * | 2016-07-15 | 2018-01-23 | 神讯电脑(昆山)有限公司 | Thermal conductivity tube detection device |
| CN107621474B (en) * | 2016-07-15 | 2020-09-25 | 神讯电脑(昆山)有限公司 | Heat pipe detecting device |
| CN107543993A (en) * | 2017-10-19 | 2018-01-05 | 福建闽航电子有限公司 | A kind of test device that water is crossed for heat-generating pipe |
| CN108325868A (en) * | 2018-01-19 | 2018-07-27 | 华南理工大学 | A kind of four station heat pipe temperature difference test devices |
| CN111060557A (en) * | 2020-01-17 | 2020-04-24 | 南京航空航天大学 | Axial rotation oscillating heat pipe test device and use method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20061018 Termination date: 20120627 |