CN106767056A - A kind of micro heat pipe vacuum pumping and filling device and method - Google Patents
A kind of micro heat pipe vacuum pumping and filling device and method Download PDFInfo
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- CN106767056A CN106767056A CN201611026718.3A CN201611026718A CN106767056A CN 106767056 A CN106767056 A CN 106767056A CN 201611026718 A CN201611026718 A CN 201611026718A CN 106767056 A CN106767056 A CN 106767056A
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- micro
- robert
- hose clamp
- heat pipe
- impregnator
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D15/00—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies
- F28D15/02—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies in which the medium condenses and evaporates, e.g. heat pipes
- F28D15/0283—Means for filling or sealing heat pipes
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Thermal Insulation (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention provides a kind of micro heat pipe vacuum pumping and filling device and method, including pumped vacuum systems and filling system two parts.Wherein, pumped vacuum systems is mainly sequentially connected and is constituted by vavuum pump, digital vacuum meter, pressure sensor and receiver, and each several part is connected by pipeline, and opening and closing by noticeable degree pipeline；Filling system is including buret, micro impregnator, transparent silica gel flexible pipe etc., and different parts in transparent silica gel flexible pipe are disposed with multiple Robert's hose clamps, it is possible to achieve the switching function of valve-like.Present apparatus simple structure economy, is only achieved that by the operation of the finite steps to valve and vacuumized and filling process, and the amount of working medium can be filled to micro heat pipe carries out precise control, and can carry out accurate measurement to micro heat pipe internal cavities volume.
Description
Technical field
The present invention relates to heat pipe encapsulation technology field, specially a kind of micro heat pipe vacuum pumping and filling device and method are used
Filled with the accurate quantification for completing low-grade fever intraductal working medium.
Background technology
With the popularization increasingly increased with intelligent and portable equipment of electronic circuit integrated level, high heat flux in short space
Heat dissipation problem it is urgently to be resolved hurrily.Low-grade fever Manifold technology starts to obtain more answering as a kind of feasible and efficient Cooling Solution
With.2014, be applied to hot pipe technique in mobile phone radiating first by Sony.But this heat pipe cross sectional dimensions is generally as low as
How hundred micron dimensions, in tens to hundreds of microlitres of inside heat pipe accurately fill a certain amount of working medium tired there are still technology
It is difficult.
In the micro heat pipe vacuum pumping and filling device that are currently known, it is difficult to realize the accurate control to filled working medium amount
System.Application number 201310231732.7, the patent of entitled " a kind of gas phase temperature control working medium method for filling of micro heat pipe " are disclosed
A kind of micro heat pipe filling working medium scheme for being applied to high heat flux radiating, it is characterized in that controlling micro heat pipe and working medium container respectively
Temperature, using both temperature differences realize gas-phase working medium fill.But the program judges the amount of filling working medium by the time, it is impossible to
Realize precise control, and required temperature control system is relatively costly, working medium infilling time is more long.Application number 03223886.X,
The patent of entitled " a kind of vacuum liquid filling device for miniature heat pipe " is then by vacuumizing circuit system, liquid bypass system and micro liquid
Body scaling system constitute it is a kind of vacuumized for micro heat pipe and topping up efficient apparatus, but by miniature pincers in infusion tube
On clamp the method for the size for carrying out precise control filling working medium amount at calibration scale and still owe accurate.Therefore, find or use other
Micro heat pipe vacuum pumping and filling method simpler practical and that can realize precise control filling working medium amount, are promoting micro heat pipe skill
Art aspect has potential using value very high.
The content of the invention
For the deficiencies in the prior art, the invention provides a kind of micro heat pipe vacuum pumping and filling device and side
Method.Specific technical scheme is as follows：
A kind of micro heat pipe vacuum pumping and filling device, it is characterised in that including vacuum system and filling system；
The vacuum system, including vavuum pump, metal tubes and receiver,
One end of the vavuum pump is connected with one end of one section of metal tubes, and the other end of this section of metal tubes is placed in reservoir
In tank, the ullage that the port is placed in receiver all the time；
The filling system, including buret, micro impregnator, transparent silica gel flexible pipe, micro heat pipe；
The micro impregnator, including fluid intake, fluid issuing；
The buret is connected by transparent silica gel flexible pipe with one end of threeway B, and sieve is accompanied on this section of transparent silica gel flexible pipe
Bert hose clamp A；
One end of another section of metal tubes is placed in receiver, and the port can be located at reservoir close to reservoir pot bottom, port
Liquid level lower section in tank, the other end is connected with the one end at the other two ends of threeway B, and liquid refrigerant is straight when can be used to prevent maloperation
Connect and enter into vavuum pump, vavuum pump is caused damage.The other end of threeway B passes through transparent silica gel flexible pipe and micro impregnator
Fluid intake is connected, and Robert's hose clamp B is accompanied on this section of transparent silica gel flexible pipe；The fluid issuing of micro impregnator is by another
Section transparent silica gel flexible pipe is connected with micro heat pipe, and Robert's hose clamp C is accompanied on this section of transparent silica gel flexible pipe.
By threeway A equipped with pressure sensor and digital vacuum in metal tubes between the vavuum pump and receiver
Meter, for reading the pressure in metal tubes.
Needle-valve A, the connected state for controlling vavuum pump and metal tubes are housed between the vavuum pump and threeway A.
Needle-valve B is housed, for controlling connecting for pumped vacuum systems I and filling system II between the receiver and threeway B
State.
A kind of micro heat pipe vacuum pumping and filling method, it is characterised in that comprise the following steps：
S1：All needle-valves and Robert's hose clamp are closed, a certain amount of working medium is injected in buret；
S2：Needle-valve A, needle-valve B are opened, makes pressure in vavuum pump to the pipeline between buret be atmospheric pressure；Open sieve
Bert hose clamp A, the working medium in buret slowly flows across Robert's hose clamp, to exclude Robert's hose clamp A and its upper tube
Incoagulable gas in road, closes Robert's hose clamp A；
S3：Robert's hose clamp B and Robert hose clamp C is opened, vavuum pump is started working, until pressure drop in pipeline
To 0.1Pa, Robert's hose clamp C, Robert's hose clamp B, needle-valve B, needle-valve A and vavuum pump successively；
S4：Robert's hose clamp A and Robert hose clamp B is opened successively, makes the working medium in buret under differential pressure action
Pass sequentially through threeway B, Robert's hose clamp B to enter in micro impregnator, until working medium stop motion；
S5：It is slow to promote micro syringe, make the medium level registration in micro syringe for V1, Robert is closed successively
Hose clamp B and Robert's hose clamp A；
S6：Robert hose clamp C is opened, due to being vacuum state in micro heat pipe, the working medium in micro impregnator is in pressure difference
Entered into micro heat pipe by fluid issuing under effect, promote the piston of micro impregnator, be all introduced into its internal working medium
In micro heat pipe, Robert's hose clamp C is closed；
S7：After filling terminates, if still having residual working medium in fluid intake and fluid issuing, the work of the micro impregnator that can pull back
Plug, makes residual working medium fully enter in micro impregnator, the liquid level registration V2 of record now micro impregnator intraductal working medium, then micro-
The true volume of the working medium of filling is V=V1-V2 in heat pipe.
Micro heat pipe vacuum pumping of the present invention and filling device have the advantage that：
1. present apparatus simple structure economy, is only achieved that by the operation of the finite steps to valve and vacuumizes and filled
Journey；
2. the present apparatus can fill the amount of working medium to micro heat pipe and carry out precise control, while can be to micro heat pipe internal cavities body
Product carries out accurate measurement.
Brief description of the drawings
Fig. 1 is the structural representation of micro heat pipe vacuum pumping of the present invention and filling device.
Fig. 2 is partial enlarged drawing at Robert's hose clamp A of the present invention.
Fig. 3 is micro impregnator injection port partial enlarged drawing of the invention.
Wherein, 1, vavuum pump, 2, metal tubes, 3-1, needle-valve A, 3-2, needle-valve B, 4, digital vacuum meter, 5, pressure sensing
Device, 6, receiver, 8, buret, 9-1, Robert's hose clamp A, 9-2, Robert's hose clamp B, 9-3, Robert hose clamp C,
10-1, threeway A, 10-2, threeway B, 13, micro heat pipe, 14, micro impregnator, 15, transparent silica gel flexible pipe, 16, fluid intake, 17,
Fluid issuing.
Specific embodiment
As shown in figure 1, a kind of 1, micro heat pipe vacuum pumping and filling device, it is characterised in that including vacuum system I and filling
System II；
The vacuum system I, including vavuum pump 1, metal tubes 2 and receiver 6, one end of the vavuum pump 1 with one section
One end of metal tubes 2 is connected, and the other end of this section of metal tubes 2 is placed in receiver 6, and the port is placed in receiver 6 all the time
Interior ullage；
The filling system II, including buret 8, micro impregnator 14, transparent silica gel flexible pipe 15, micro heat pipe 13；
As shown in Fig. 2 the micro impregnator 14, including fluid intake 16, fluid issuing 17；
The buret 8 is connected by transparent silica gel flexible pipe 15 with one end of threeway B10-2, this section of transparent silica gel flexible pipe 15
On accompany Robert's hose clamp A9-1；
One end of another section of metal tubes 2 is placed in receiver 6, the port close to the bottom of receiver 6, when operating procedure just
Without working medium, if there is operational error, when there is working medium in receiver 6, the end port can be located in receiver 6 receiver 6 when really
Liquid level lower section, the other end of metal tubes 2 is connected with the one end at the other two ends of threeway B10-2, and the other end of threeway B10-2 is logical
Cross transparent silica gel flexible pipe 15 to be connected with the fluid intake 16 of micro impregnator 14, Robert is accompanied on this section of transparent silica gel flexible pipe 15
Hose clamp B9-2；The fluid issuing 17 of micro impregnator 14 is connected by another section of transparent silica gel flexible pipe 15 with micro heat pipe 13, should
Robert's hose clamp C9-3 is accompanied on section transparent silica gel flexible pipe 15.
The sum of pressure sensor 5 is equipped with by threeway A10-1 in metal tubes 2 between the vavuum pump 1 and receiver 6
Word vacuum meter 4, for reading the pressure in metal tubes 2.
Needle-valve A3-1, the company for controlling vavuum pump 1 and metal tubes 2 are housed between the vavuum pump 1 and threeway A10-1
Logical state.
Needle-valve B3-2 is housed, for controlling pumped vacuum systems I and filling system between the receiver 6 and threeway B10-2
II connected state.
In the present embodiment, size estimation its volume according to the micro heat pipe 13 to be measured selects the titration of appropriate size
Pipe 8.The wherein described internal diameter of transparent silica gel flexible pipe 15 is 0.5mm, and the range of buret 8 is 2ml, and the range of micro syringe 14 is
500 μ L, are FC-72 from working medium.The primary operational for obtaining the micro heat pipe 13 with certain liquid filled ratio is as follows：
A kind of micro heat pipe vacuum pumping and filling method, it is characterised in that comprise the following steps：
S1：All needle-valves and Robert's hose clamp are closed, the injection about 2ml working medium in buret 8；
S2：Needle-valve A3-1, needle-valve B3-2 are opened, makes pressure in vavuum pump 1 to the pipeline between buret 8 be atmospheric pressure
By force；Robert hose clamp A9-1 is opened, the working medium in buret 8 slowly flows across Robert hose clamp A9-1, to exclude Robert
Incoagulable gas in hose clamp A9-1 and its upper pipeline, closes Robert's hose clamp A9-1；
S3：Robert's hose clamp B9-2 and Robert hose clamp C9-3 is opened, vavuum pump 1 is started working, until pipeline
Interior pressure is down within 0.1Pa, and Robert's hose clamp C9-3, Robert's hose clamp B9-2, needle-valve B3-2, needle-valve are closed successively
A3-1 and vavuum pump 1；
S4：Robert's hose clamp A9-1 and Robert hose clamp B9-2 is opened successively, makes the working medium in buret 8 in pressure difference
Pass sequentially through threeway B10-2, Robert's hose clamp B9-2 under effect to enter in micro impregnator 14, until working medium stop motion；
S5：It is slow to promote micro syringe 14, make the medium level registration in micro syringe 14 for V1, sieve is closed successively
Bert hose clamp B9-2 and Robert's hose clamp A9-1；
S6：Robert hose clamp C9-3 is opened, due to being vacuum state, the working medium in micro impregnator 14 in micro heat pipe 13
In entering into micro heat pipe 13 by fluid issuing 17 under differential pressure action, the piston of micro impregnator 14 is promoted, make its internal work
Matter is all introduced into micro heat pipe 13, closes Robert's hose clamp C9-3；
S7：After filling terminates, if still having residual working medium in fluid intake 16 and fluid issuing 17, can pull back micro impregnator
14 piston, makes residual working medium fully enter in micro impregnator 14, records the liquid level of the now intraductal working medium of micro impregnator 14
Registration V2, then the true volume of the working medium of filling is V=V1-V2 in micro heat pipe 13.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " illustrative examples ",
The description of " example ", " specific example " or " some examples " etc. means to combine specific features, the knot that the embodiment or example are described
Structure, material or feature are contained at least one embodiment of the invention or example.In this manual, to above-mentioned term
Schematic representation is not necessarily referring to identical embodiment or example.And, the specific features of description, structure, material or spy
Point can in an appropriate manner be combined in one or more any embodiments or example.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that：Not
Can these embodiments be carried out with various changes, modification, replacement and modification in the case of departing from principle of the invention and objective, this
The scope of invention is limited by claim and its equivalent.
Claims (5)
1. a kind of micro heat pipe vacuum pumping and filling device, it is characterised in that including vacuum system I and filling system II；
The vacuum system I, including vavuum pump (1) metal tubes (2) and receiver (6),
One end of the vavuum pump (1) is connected with one end of one section of metal tubes (2), and the other end of this section of metal tubes (2) is put
In receiver (6), the ullage that the port is placed in receiver (6) all the time；
The filling system II, including buret (8), micro impregnator (14), transparent silica gel flexible pipe (15), micro heat pipe (13)；
The micro impregnator (14), including fluid intake (16), fluid issuing (17)；
The buret (8) is connected by transparent silica gel flexible pipe (15) with one end of threeway B (10-2), this section of transparent silica gel flexible pipe
(15) Robert's hose clamp A (9-1) is accompanied on；
One end of another section of metal tubes (2) is placed in receiver (6), and close to receiver (6) bottom, port can be located at for the port
Liquid level lower section in receiver (6), the other end is connected with the one end at the other two ends of threeway B (10-2), and threeway B's (10-2) is another
One end is connected by transparent silica gel flexible pipe (15) with the fluid intake (16) of micro impregnator (14), this section of transparent silica gel flexible pipe
(15) Robert's hose clamp B (9-2) is accompanied on；The fluid issuing (17) of micro impregnator (14) is soft by another section of transparent silica gel
Pipe (15) is connected with micro heat pipe (13), and Robert's hose clamp C (9-3) is accompanied on this section of transparent silica gel flexible pipe (15).
2. a kind of micro heat pipe vacuum pumping according to claim 1 and filling device, it is characterised in that the vavuum pump (1)
Pressure sensor (5) and digital vacuum meter are equipped with by threeway A (10-1) with the metal tubes (2) between receiver (6)
(4), for reading the pressure in metal tubes (2).
3. a kind of micro heat pipe vacuum pumping according to claim 2 and filling device, it is characterised in that the vavuum pump (1)
Needle-valve A (3-1), the connected state for controlling vavuum pump (1) and metal tubes (2) are housed between threeway A (10-1).
4. a kind of micro heat pipe vacuum pumping according to claim 1 and filling device, it is characterised in that the receiver (6)
Needle-valve B (3-2), the connected state for controlling pumped vacuum systems I and filling system II are housed between threeway B (10-2).
5. a kind of micro heat pipe vacuum pumping and filling method, it is characterised in that comprise the following steps：
S1：All needle-valves and Robert's hose clamp are closed, a certain amount of working medium of injection in buret (8)；
S2：Needle-valve A (3-1), needle-valve B (3-2) are opened, makes pressure in vavuum pump (1) to the pipeline between buret (8) be air
Pressure；Robert's hose clamp A (9-1) is opened, the working medium in buret (8) slowly flows across Robert's hose clamp A (9-1), to arrange
Except the incoagulable gas in Robert's hose clamp A (9-1) and its upper pipeline, Robert's hose clamp A (9-1) is closed；
S3：Robert's hose clamp B (9-2) and Robert's hose clamp C (9-3) are opened, vavuum pump (1) is started working, until pipe
Pressure is down within 0.1Pa in road, and Robert's hose clamp C (9-3), Robert's hose clamp B (9-2), needle-valve B (3- are closed successively
2), needle-valve A (3-1) and vavuum pump (1)；
S4：Robert's hose clamp A (9-1) and Robert's hose clamp B (9-2) are opened successively, make the working medium in buret (8) in pressure
Threeway B (10-2), Robert's hose clamp B (9-2) are passed sequentially through under difference effect to enter in micro impregnator (14), until working medium is stopped
Only move；
S5：It is slow to promote micro syringe (14), make the medium level registration in micro syringe (14) for V1, sieve is closed successively
Bert hose clamp B (9-2) and Robert's hose clamp A (9-1)；
S6：Robert's hose clamp C (9-3) is opened, due to being vacuum state, the work in micro impregnator (14) in micro heat pipe (13)
During matter enters into micro heat pipe (13) under differential pressure action by fluid issuing (17), the piston of micro impregnator (14) is promoted, made
Its internal working medium is all introduced into micro heat pipe (13), closes Robert's hose clamp C (9-3)；
S7：After filling terminates, if still having residual working medium in fluid intake (16) and fluid issuing (17), can pull back micro impregnator
(14) piston, makes residual working medium fully enter in micro impregnator (14), records now micro impregnator (14) intraductal working medium
Liquid level registration V2, then the true volume of the working medium of filling is V=V1-V2 in micro heat pipe (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611026718.3A CN106767056B (en) | 2016-11-22 | 2016-11-22 | A kind of micro heat pipe vacuum pumping and filling device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611026718.3A CN106767056B (en) | 2016-11-22 | 2016-11-22 | A kind of micro heat pipe vacuum pumping and filling device and method |
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| CN106767056A true CN106767056A (en) | 2017-05-31 |
| CN106767056B CN106767056B (en) | 2018-12-14 |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107436106A (en) * | 2017-09-12 | 2017-12-05 | 大连海事大学 | A kind of charging device and method of liquid metal high temperature pulsating heat pipe |
| CN108106471A (en) * | 2017-12-15 | 2018-06-01 | 陕西仙童科技有限公司 | A kind of accurate filling system of heat-pipe working medium and filling method |
| CN108568703A (en) * | 2018-04-20 | 2018-09-25 | 西安交通大学 | One kind being used for the surface-cooled flexible heat pipe of high-speed electric main shaft shaft |
| CN109237974A (en) * | 2018-09-08 | 2019-01-18 | 吴联凯 | A kind of branch pipe type sodium heat pipe producing device and production method |
| CN110455104A (en) * | 2019-08-22 | 2019-11-15 | 广东工业大学 | A kind of encapsulation of channel type soaking plate and test equipment |
| CN111692074A (en) * | 2020-04-24 | 2020-09-22 | 中国电力科学研究院有限公司 | Vacuum liquid injection device and vacuum liquid injection method |
| CN112747617A (en) * | 2021-02-08 | 2021-05-04 | 太原理工大学 | Automatic multi-heat-pipe vacuum quantitative working medium filling system |
| CN114136130A (en) * | 2021-11-11 | 2022-03-04 | 江苏华洋新思路能源装备股份有限公司 | Combined heat pipe vacuumizing water injection device |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107436106A (en) * | 2017-09-12 | 2017-12-05 | 大连海事大学 | A kind of charging device and method of liquid metal high temperature pulsating heat pipe |
| CN107436106B (en) * | 2017-09-12 | 2023-05-05 | 大连海事大学 | Liquid filling device and method for liquid metal high-temperature pulsating heat pipe |
| CN108106471A (en) * | 2017-12-15 | 2018-06-01 | 陕西仙童科技有限公司 | A kind of accurate filling system of heat-pipe working medium and filling method |
| CN108568703A (en) * | 2018-04-20 | 2018-09-25 | 西安交通大学 | One kind being used for the surface-cooled flexible heat pipe of high-speed electric main shaft shaft |
| CN109237974A (en) * | 2018-09-08 | 2019-01-18 | 吴联凯 | A kind of branch pipe type sodium heat pipe producing device and production method |
| CN110455104A (en) * | 2019-08-22 | 2019-11-15 | 广东工业大学 | A kind of encapsulation of channel type soaking plate and test equipment |
| CN111692074A (en) * | 2020-04-24 | 2020-09-22 | 中国电力科学研究院有限公司 | Vacuum liquid injection device and vacuum liquid injection method |
| CN111692074B (en) * | 2020-04-24 | 2022-11-25 | 中国电力科学研究院有限公司 | Vacuum liquid injection device and vacuum liquid injection method |
| CN112747617A (en) * | 2021-02-08 | 2021-05-04 | 太原理工大学 | Automatic multi-heat-pipe vacuum quantitative working medium filling system |
| CN114136130A (en) * | 2021-11-11 | 2022-03-04 | 江苏华洋新思路能源装备股份有限公司 | Combined heat pipe vacuumizing water injection device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106767056B (en) | 2018-12-14 |
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