CN114113202B - Thermal resistance testing jig applied to heat pipes compatible with different shapes and specifications - Google Patents
Thermal resistance testing jig applied to heat pipes compatible with different shapes and specifications Download PDFInfo
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- CN114113202B CN114113202B CN202111283366.0A CN202111283366A CN114113202B CN 114113202 B CN114113202 B CN 114113202B CN 202111283366 A CN202111283366 A CN 202111283366A CN 114113202 B CN114113202 B CN 114113202B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N25/00—Investigating or analyzing materials by the use of thermal means
- G01N25/20—Investigating or analyzing materials by the use of thermal means by investigating the development of heat, i.e. calorimetry, e.g. by measuring specific heat, by measuring thermal conductivity
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
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Abstract
The invention relates to the technical field of thermal resistance testing of heat pipes, in particular to a thermal resistance testing method and a jig which are compatible with heat pipes of different shapes and specifications. The invention adopts the following technical scheme: the heat resistance testing method and the jig compatible with the heat pipes with different shapes and specifications are composed of a space jig 1 and a plane jig, wherein the space jig and the plane jig are fixed on the same working platform, the space jig clamps and presses the heat pipe R forming the three-dimensional space by adjusting the position of a clamp on the space jig in the three-dimensional space, the plane jig adjusts the height position of the clamp on the plane jig to clamp and press the heat pipe R forming the three-dimensional space, and the space jig and the plane jig are used in a set, so that the clamping and the positioning in the testing process of various space special-shaped heat pipes are ensured.
Description
Technical Field
The invention relates to the technical field of thermal resistance testing of heat pipes, in particular to a thermal resistance testing jig which is compatible with heat pipes with different shapes and specifications.
Background
The heat pipe is a heat transfer element with high heat conductivity, transfers heat by evaporation and condensation of working medium in a totally-enclosed vacuum pipe shell, and has a series of advantages of extremely high heat conductivity, good isothermal property, freely changeable heat transfer areas on cold and hot sides, remote heat transfer, temperature control and the like. The heat pipe radiator composed of the heat pipes has the advantages of high heat transfer efficiency, compact structure, small fluid resistance loss, being beneficial to controlling dew point corrosion and the like, is widely applied to industries such as metallurgy, chemical engineering, oil refining, boilers, ceramics, traffic, light textile, machinery and the like at present, and obtains remarkable economic benefit.
Gravity is one of the problems that must be considered in the application of the vacuum heat pipe, generally speaking, along with gravity, the effect is the best, the horizontal heat pipe position, the effect is reduced by 20%, and the efficiency is lost by about 60% in a completely inverse gravity mode, namely, the heat source is on the top, the heat source is cooled down, the condensed liquid is to be along the heat pipe wall to resist the earth gravity and reversely flow to the heat regeneration source end, so that the detection of the working performance of the vacuum heat pipe under different states is very important, therefore, in the heat pipe test, the test mode of different shapes and placement needs to be simulated in the product use according to the heat pipe, and the test fixture can be fixed according to the placement shape and position of the heat pipe at any time. However, the existing test fixture needs to manually adjust the position of the vacuum heat pipe, which is inconvenient for testing the vacuum heat pipe. The current heat pipe type is not limited to a planar design, has abnormal shape, multi-angle change and three-dimensional space distortion, so that the jig cannot meet the test difficulty of diversified and various space special-shaped heat pipes in use, and cannot guarantee clamping.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a thermal resistance testing jig which is compatible with heat pipes with different shapes and specifications.
The invention adopts the following technical scheme:
the space jig and the plane jig are fixed on the same working platform, the space jig clamps and presses the heat pipe R forming the three-dimensional space by adjusting the position of a clamp on the space jig in the three-dimensional space, the plane jig clamps and presses the heat pipe R forming the three-dimensional space by adjusting the height position of the clamp on the plane jig, and the space jig and the plane jig are used in a set, so that the clamping and positioning in the testing process of various space special-shaped heat pipes are ensured;
the space jig consists of a space main body, a space rotating main body, a space main base, a deflection handle and a space lifting cylinder, wherein the horizontal section of the L-shaped space main body is fixed on the space main base, and the L-shaped space rotating main body penetrates through an arc through groove on the vertical section of the space main body through a rotating shaft fixed on the L-shaped space rotating main body and is fixedly connected with the deflection handle into a whole; a vertical section of the other side of the space rotating body, which is opposite to the fixed rotating shaft, is fixedly provided with a longitudinal space slide rail, a horizontal section of the space rotating body is fixedly provided with a space lower clamp, the space upper clamp is movably arranged on the space slide rail of the vertical section of the space rotating body, one side of the space lower clamp is provided with a space lifting cylinder, and the movable end of the space lifting cylinder is fixedly connected with one side of the space upper clamp;
the plane jig comprises a lifting knob, a lifting screw, a horizontal main body, a horizontal lifting block, a horizontal plate, a horizontal main base and a horizontal lifting cylinder, wherein the L-shaped horizontal main body is fixed on the horizontal main base; the other side vertical section fixedly connected with guide rail that the horizontal plate that is the L type is not connected with horizontal lift piece is fixed with anchor clamps under the level on the horizontal section of horizontal plate, and anchor clamps mobilizable setting is on the guide rail on the level, and the one side at anchor clamps under the level is fixed to horizontal lift cylinder, the expansion end of horizontal lift cylinder and one side fixed connection of anchor clamps on the level.
The space main base and the horizontal main base are magnetic bases.
And magnetic switches are arranged on one sides of the space main base and the horizontal main base.
The arc-shaped through groove on the vertical section of the space main body has an arc-shaped angle of 180 degrees.
The invention has the advantages that:
1. the heat pipe testing device can meet the use test of heat pipes with various dimensions and specifications and is compatible with the space special-shaped heat pipe with angle bending;
2. the whole design occupies small space, and the angle can be flexibly turned without occupying too large empty middle position;
3. the stability and consistency of test data can be improved;
4. the overall design and application can make the heat pipe more conform to the form simulation in the use of the finished product in the testing process.
Description of the drawings:
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a perspective view of a planar jig;
FIG. 4 is another perspective view of the planar fixture;
FIG. 5 is a perspective view of a space jig;
FIG. 6 is another perspective view of the space jig;
fig. 7 is a perspective view of a spatially twisted heat pipe R.
The specific implementation mode is as follows:
see attached figures 1-6, the thermal resistance test fixture applied to heat pipes compatible with different shapes and specifications is composed of a space fixture 1 and a plane fixture 2, the space fixture 1 and the plane fixture 2 are fixed on the same working platform, the space fixture 1 clamps and presses a heat pipe R forming a three-dimensional space by adjusting the position of a clamp on the space fixture 1 in the three-dimensional space, the plane fixture 2 clamps and presses the heat pipe R forming the three-dimensional space by adjusting the height position of the clamp on the plane fixture 2, and the space fixture 1 and the plane fixture 2 are used in a set, so that the clamping and positioning in the test process of various space special-shaped heat pipes are ensured;
the space jig 1 consists of a space main body 11, a space rotating main body 12, a space main base 13, a deflection handle 14 and a space lifting cylinder 15, wherein the horizontal section of the L-shaped space main body 11 is fixed on the space main base 13, and the L-shaped space rotating main body 12 penetrates through an arc through groove 111 on the vertical section of the space main body 11 through a rotating shaft fixed on the L-shaped space rotating main body 12 and is fixedly connected with the deflection handle 14 into a whole; a longitudinal space slide rail 121 is fixedly arranged on the vertical section of the other side, opposite to the fixed rotating shaft, of the space rotating body 12, a space lower clamp 123 is fixedly arranged on the horizontal section of the space rotating body 12, the space upper clamp 122 is movably arranged on the space slide rail 121 on the vertical section of the space rotating body 12, a space lifting cylinder 15 is arranged on one side of the space lower clamp 123, and the movable end of the space lifting cylinder 15 is fixedly connected with one side of the space upper clamp 122;
the planar jig 2 comprises a lifting knob 21, a lifting screw 22, a horizontal main body 23, a horizontal lifting block 24, a horizontal plate 25, a horizontal main base 26 and a horizontal lifting cylinder 27, wherein the L-shaped horizontal main body 23 is fixed on the horizontal main base 26, a longitudinal slide rail 231 is fixedly arranged on the vertical section of the horizontal main body 23, one side of the horizontal lifting block 24 is in sliding connection with the slide rail 231, the other side of the horizontal lifting block 24 is fixedly connected with the horizontal plate 25 parallel to the vertical section of the horizontal main body 23, the horizontal section of the horizontal main body 23 is provided with the screw 22, one end of the screw 22 can rotate around a groove on the horizontal section, and the other end of the screw 22 penetrates through the horizontal lifting block 24 and is fixedly connected with the lifting knob 21 on the top of the horizontal main body 23; the other side vertical section of the L-shaped horizontal plate 25 not connected with the horizontal lifting block 24 is fixedly connected with a guide rail 251, a horizontal lower clamp 253 is fixedly arranged on the horizontal section of the horizontal plate 25, a horizontal upper clamp 252 is movably arranged on the guide rail 251, a horizontal lifting cylinder 27 is fixed on one side of the horizontal lower clamp 253, and the movable end of the horizontal lifting cylinder 27 is fixedly connected with one side of the horizontal upper clamp 252.
The space main base 13 and the horizontal main base 263 are magnetic bases.
The magnetic switches 131 and 261 are disposed on one side of the space main base 13 and the horizontal main base 263.
The arc-shaped through groove 111 on the vertical section of the space main body 11 has an arc-shaped angle of 180 degrees.
Referring to fig. 1-7, when the present invention is applied, the spatial main base 13 of the spatial jig 1 and the horizontal main base 263 of the planar jig 2 are respectively fixed on the same working platform according to the spatial length of the heat pipe R, the deflection angle and position of the deflection handle 14 in the arc-shaped through groove 11 on the vertical section of the spatial main body 11 are respectively adjusted, the spatial lifting cylinder 15 is started, and the position between the spatial upper clamp 122 and the spatial lower clamp 123 is adjusted, so that the spatial upper clamp 122 and the spatial lower clamp 123 can stably clamp the spatial twisted section R2 of the heat pipe R; similarly, the straight section R1 of the heat pipe R can be stably clamped by the upper horizontal clamp 252 and the lower horizontal clamp 253 by adjusting the position between the upper horizontal clamp and the lower horizontal clamp; the space jig 1 and the plane jig 2 form a profile design according to the shape of the heat pipe R, and the two ends clamp the heat pipe to form a function that one end is heated and the other end is cooled, thereby completing the thermal resistance test of the heat pipe R.
Claims (4)
1. Be applied to the thermal resistance test fixture that can be compatible with the heat pipe of different shapes specification, its characterized in that: the space jig and the plane jig are fixed on the same working platform, the space jig clamps and presses the heat pipe R forming the three-dimensional space by adjusting the position of a clamp on the space jig in the three-dimensional space, the plane jig adjusts the height position of the clamp on the plane jig to clamp and press the heat pipe R forming the three-dimensional space, and the space jig and the plane jig are used in a set, so that clamping and positioning in the testing process of various space special-shaped heat pipes are guaranteed;
the space jig consists of a space main body, a space rotating main body, a space main base, a deflection handle and a space lifting cylinder, wherein the horizontal section of the L-shaped space main body is fixed on the space main base, and the L-shaped space rotating main body penetrates through an arc through groove on the vertical section of the space main body through a rotating shaft fixed on the L-shaped space rotating main body and is fixedly connected with the deflection handle into a whole; a vertical section of the other side of the space rotating body, which is opposite to the fixed rotating shaft, is fixedly provided with a longitudinal space slide rail, a horizontal section of the space rotating body is fixedly provided with a space lower clamp, the space upper clamp is movably arranged on the space slide rail of the vertical section of the space rotating body, one side of the space lower clamp is provided with a space lifting cylinder, and the movable end of the space lifting cylinder is fixedly connected with one side of the space upper clamp;
the plane jig comprises a lifting knob, a lifting screw, a horizontal main body, a horizontal lifting block, a horizontal plate, a horizontal main base and a horizontal lifting cylinder, wherein the L-shaped horizontal main body is fixed on the horizontal main base; the other side vertical section fixedly connected with guide rail that the horizontal plate that is the L type is not connected with horizontal lift piece is fixed on the horizontal segment of horizontal plate and is provided with anchor clamps under the level, and anchor clamps mobilizable setting is on the guide rail on the level, and horizontal lift cylinder fixes the one side at anchor clamps under the level, and the expansion end of horizontal lift cylinder and one side fixed connection of anchor clamps on the level.
2. The thermal resistance testing jig applied to the heat pipes compatible with different shapes and specifications as claimed in claim 1, wherein: the space main base and the horizontal main base are magnetic bases.
3. The thermal resistance testing jig applied to the heat pipes compatible with different shapes and specifications as claimed in claim 1, wherein: and magnetic switches are arranged on one sides of the space main base and the horizontal main base.
4. The thermal resistance testing jig applied to the heat pipes compatible with different shapes and specifications as claimed in claim 1, wherein: the arc-shaped through groove on the vertical section of the space main body has an arc-shaped angle of 180 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111283366.0A CN114113202B (en) | 2021-11-01 | 2021-11-01 | Thermal resistance testing jig applied to heat pipes compatible with different shapes and specifications |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111283366.0A CN114113202B (en) | 2021-11-01 | 2021-11-01 | Thermal resistance testing jig applied to heat pipes compatible with different shapes and specifications |
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| Publication Number | Publication Date |
|---|---|
| CN114113202A CN114113202A (en) | 2022-03-01 |
| CN114113202B true CN114113202B (en) | 2022-06-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111283366.0A Active CN114113202B (en) | 2021-11-01 | 2021-11-01 | Thermal resistance testing jig applied to heat pipes compatible with different shapes and specifications |
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Citations (5)
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|---|---|---|---|---|
| CN1804604A (en) * | 2005-01-13 | 2006-07-19 | 东莞莫仕连接器有限公司 | Heat pipe testing method |
| CN101482527A (en) * | 2009-01-22 | 2009-07-15 | 华南理工大学 | Integrated measurement device and method for heat pipe performance |
| CN101493428A (en) * | 2008-01-25 | 2009-07-29 | 富准精密工业(深圳)有限公司 | Heat pipe performance detection device |
| CN106324027A (en) * | 2016-10-14 | 2017-01-11 | 东莞市迈泰热传科技有限公司 | Adjustable angle thermal resistance test fixture for heat pipe radiator |
| CN112357351A (en) * | 2020-10-30 | 2021-02-12 | 上海卫星装备研究所 | Precision maintaining and fixing device of multidimensional bending channel heat pipe for satellite |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW201118372A (en) * | 2009-11-25 | 2011-06-01 | Inventec Corp | Method for testing heat pipe |
| CN107363503A (en) * | 2017-08-24 | 2017-11-21 | 安徽苏立科技股份有限公司 | A kind of automatic clamping device of special-shaped heating tube |
| US10670650B2 (en) * | 2017-09-28 | 2020-06-02 | Advantest Corporation | Device testing with heat pipe cooling assembly |
-
2021
- 2021-11-01 CN CN202111283366.0A patent/CN114113202B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1804604A (en) * | 2005-01-13 | 2006-07-19 | 东莞莫仕连接器有限公司 | Heat pipe testing method |
| CN101493428A (en) * | 2008-01-25 | 2009-07-29 | 富准精密工业(深圳)有限公司 | Heat pipe performance detection device |
| CN101482527A (en) * | 2009-01-22 | 2009-07-15 | 华南理工大学 | Integrated measurement device and method for heat pipe performance |
| CN106324027A (en) * | 2016-10-14 | 2017-01-11 | 东莞市迈泰热传科技有限公司 | Adjustable angle thermal resistance test fixture for heat pipe radiator |
| CN112357351A (en) * | 2020-10-30 | 2021-02-12 | 上海卫星装备研究所 | Precision maintaining and fixing device of multidimensional bending channel heat pipe for satellite |
Non-Patent Citations (2)
| Title |
|---|
| 翅片重力热管传热性能实验研究;马奕新等;《化工学报》;20201231(第02期);第172-179页 * |
| 重力对烧结热管传热性能影响的实验研究;刘东等;《化学工程》;20181015(第10期);第32-35页 * |
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Address after: Room 401, Building 2, No. 21, Chuangxing Middle Road, Gaobu, Gaobu Town, Dongguan City, Guangdong 523000 Patentee after: ZENITH INSTRUMENTS CO.,LTD. Address before: 523000 Lianshang Manufacturing Industrial Park, Chuangxin Road, Diyong village, Gaopo Town, Dongguan City, Guangdong Province Patentee before: ZENITH INSTRUMENTS CO.,LTD. |