CN115184404B - Molybdenum-copper alloy heat conductivity testing device - Google Patents
Molybdenum-copper alloy heat conductivity testing device Download PDFInfo
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- CN115184404B CN115184404B CN202211094498.3A CN202211094498A CN115184404B CN 115184404 B CN115184404 B CN 115184404B CN 202211094498 A CN202211094498 A CN 202211094498A CN 115184404 B CN115184404 B CN 115184404B
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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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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Abstract
The invention provides a molybdenum-copper alloy heat-conducting property testing device, which belongs to the technical field of molybdenum-copper alloy heat-conducting property testing and comprises a testing seat, wherein the front surface of the testing seat is provided with a heating cavity, a sealing cover plate is rotatably connected to the front surface of the testing seat, a plurality of sealing fixing units are arranged on the sealing cover plate, the sealing fixing units are distributed in an annular array shape and sequentially pass through the heating cavity in the rotating process of the sealing cover plate, and a limiting fixing piece is arranged on the testing seat and used for limiting and fixing the sealing cover plate at a fixed point. The molybdenum-copper alloy heat conductivity testing device places the heated end of the piece to be tested in a sealed environment, reduces heat energy loss in the heating process, improves the speed of the molybdenum-copper alloy reaching the preset heating temperature, correspondingly improves the testing efficiency, simultaneously simulates the actual using state of the molybdenum-copper alloy, and tests the heat conductivity of the molybdenum-copper alloy in the state, so that the testing result has more practical application significance.
Description
Technical Field
The invention relates to the technical field of molybdenum-copper alloy heat-conducting property testing, in particular to a molybdenum-copper alloy heat-conducting property testing device.
Background
The molybdenum-copper alloy is used as a heat sink material due to high heat conductivity, and a heat conductivity test device is used for testing the heat conductivity of the molybdenum-copper alloy in order to accurately know the heat conductivity of the molybdenum-copper alloy.
The in-process of current testing arrangement at the test can utilize clamping device to carry out the centre gripping to the test piece that awaits measuring usually fixed, will await measuring under the test piece arranges open environment in, then makes its one end be heated, later tests the temperature of the test piece other end that awaits measuring or other positions and obtains test data according to the needs of test, knows the heat conductivility of awaiting measuring the test piece through the analysis to test data, for example: the utility model discloses a chinese utility model patent with publication number CN210720219U discloses a heat conduction module heat conductivility test platform, and this patent treats through the slip splint that the testpieces carry out the centre gripping fixed, and through the regulation to the slip splint position, can carry out the centre gripping fixed to the testpieces that await measuring of different thickness.
When the testing device is used for testing the heat dissipation performance of the molybdenum-copper alloy, the main defects are that the open testing environment can cause loss of a large amount of heat energy, the utilization rate of the heat energy is reduced, the preset heating temperature of the molybdenum-copper alloy is difficult to quickly reach, the testing efficiency is correspondingly reduced, and due to the difference between the testing environment and the actual using environment of the molybdenum-copper alloy (one end of the molybdenum-copper alloy is usually in a closed space in the using process, and the other end of the molybdenum-copper alloy is in a non-closed space), the testing data is difficult to accurately reflect the heat conduction capability of the molybdenum-copper alloy in the actual using process, so that the testing result of the testing device is lack of actual application significance to a certain extent.
Disclosure of Invention
In order to solve the above technical problems, the present invention provides a device for testing heat conductivity of molybdenum-copper alloy, which is achieved by the following specific technical means: the sealing fixing unit comprises a first half hole, a second half hole and a front sliding groove, the first half hole, the second half hole and the front sliding groove are all arranged on the sealing cover plate and are mutually communicated to form a semi-attaching type placing area, the front sliding groove is located on the front side of the second half hole, the first half hole is located on one side, close to the rotating point of the sealing cover plate, of the front sliding groove and the second half hole, the first half hole is communicated with the front sliding groove and the second half hole and is attached to the shielding piece to be tested, the shielding piece with the third half hole is connected in the front sliding groove, the third half hole is attached to the piece to be tested and is spliced with the first half hole to form a full-attaching type limiting area, the limiting areas in the plurality of sealing fixing units are respectively suitable for different sizes of the sealing cover plate, and the shielding piece to be tested is connected to the corresponding semi-attaching type placing area, and the sealing cover plate is abutted to the corresponding shielding piece to the sealing cover plate in a one-by one-to-by-one mode, and the sealing fixing units are arranged on the sealing cover plate, and are connected to the sealing cover plate in a one-to-by one.
The first preferred technical scheme is as follows: spacing mounting includes the fixed column, and fixed column fixed connection is on the test seat and passes sealed apron, and the cover is equipped with on the fixed column rotates the cover, rotates cover fixed connection on sealed apron's front, and has seted up a plurality of spacing grooves on rotating the cover's the front, and spacing groove and sealed fixed unit one-to-one, sliding connection has the stopper around on the fixed column, and the stopper corresponds the heating chamber and uses with the spacing groove cooperation.
The preferred technical scheme is as follows: the front face of the rotating sleeve is provided with a plurality of groups of inhibiting blocks, the inhibiting blocks correspond to the limiting grooves one by one, the number of the inhibiting blocks in each group is two, the inhibiting blocks are located on two sides of the corresponding limiting grooves respectively, and the back face of the limiting block is provided with a friction face corresponding to the inhibiting blocks.
The preferred technical scheme is three: the abutting part comprises a sliding rod and an external thread section, the sliding rod is rotatably connected to one side, away from the rotating point of the sealing cover plate, of the shielding part, the sliding rod is movably inserted into the sealing cover plate, the external thread section is arranged on the sliding rod, an internal thread section corresponding to the external thread section is arranged in the sealing cover plate, and an elastic part is connected between the shielding part and the sealing cover plate.
The preferable technical scheme is four: the front of the limiting block is connected with a pull rod, the limiting block is connected with a limiting ring in a rotating mode on the pull rod, and the fixing column is provided with an incomplete locking groove corresponding to the limiting ring.
The preferred technical scheme is five: the stopper is close to the one end that rotates the cover and is trapezoidal form, and the spacing groove is corresponding trapezoidal form with the part that the stopper corresponds.
The preferred technical scheme is six: the front surface of the test seat is elastically inserted with a sealing frame corresponding to the heating cavity in a sliding and inserting mode, the back surface of the sealing cover plate is provided with a plurality of sealing grooves, the sealing grooves correspond to the sealing fixing units one by one, and the sealing grooves are matched with the sealing frame for use.
The invention has the following beneficial effects: 1. the molybdenum-copper alloy heat conductivity testing device has the advantages that the heating end of a piece to be tested is placed in a sealed environment through the combined action of the sealing fixing unit, the heating cavity and the heating block, the heat energy loss in the heating process is reduced, the speed of the molybdenum-copper alloy reaching the preset heating temperature is increased, the testing efficiency is correspondingly improved, meanwhile, the state of the molybdenum-copper alloy in actual use is simulated, the heat conductivity of the molybdenum-copper alloy is tested in the state, and the testing result has practical application significance.
2. This molybdenum-copper alloy heat conductivility testing arrangement places fixedly through the combined action of first half hole, half hole of second, leading spout, half hole of third, shielding part and fender piece, and what can be quick treats that the test piece is placed, seals its heating space simultaneously, has effectively improved the efficiency of test and the convenience of testing process.
3. This molybdenum-copper alloy heat conductivility testing arrangement passes through the combined action of slide bar, external screw thread, suppression piece, internal thread section and elastic component, and fixed and the heating space's of completion molybdenum-copper alloy stick that not only can be quick is sealed, and spacing fixed of test piece is treated to cancellation that moreover can be quick, and then is convenient for will await measuring quick taking off of test piece, has wholly improved the efficiency of test and the convenience of testing process.
4. This molybdenum-copper alloy heat conductivility testing arrangement passes through the combined action of spacing mounting, restraint piece and friction surface, restraines sealed apron pivoted speed, and the sealed apron of being convenient for is rotated by the manual work and is looked for the position that sealed fixed unit is relative with the heating chamber, and can effectively avoid sealed apron to rotate excessively, makes the unable quick and heating chamber alignment of corresponding sealed fixed unit, and then the condition of reciprocal rotation sealed apron takes place.
5. This molybdenum-copper alloy heat conductivility testing arrangement passes through the combined action of spacing ring and incomplete locked groove, makes the stopper stable be in and carry out spacing fixed state to sealed apron, corresponding improvement sealed apron and test seat connected state's stability, and the rotation of the artifical spacing ring of being convenient for.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic view of a heating chamber of the present invention.
Fig. 3 is a schematic structural diagram of the sealing and fixing unit of the present invention.
FIG. 4 is a schematic view of the structure of the fastening member of the present invention.
Fig. 5 is a schematic structural view of the spacing fixing member of the invention.
Fig. 6 is a schematic structural view of a sealing groove of the present invention.
Fig. 7 is a schematic structural diagram of the limiting block of the present invention.
In the figure: 1. a heating chamber; 2. a test seat; 3. sealing the cover plate; 4. a heating block; 5. a limiting fixing piece; 51. fixing a column; 52. rotating the sleeve; 53. a limiting groove; 54. a limiting block; 6. a first half-bore; 7. a second half-hole; 8. a front chute; 9. a third half-hole; 10. a shield; 11. an abutting piece; 111. a slide bar; 112. an external threaded section; 12. a suppression block; 13. a friction surface; 14. an internal thread section; 15. an elastic member; 16. a pull rod; 17. a limiting ring; 18. incomplete locking of the groove; 19. a sealing frame; 20. and sealing grooves.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 and 2, a heat conductivity testing device of molybdenum-copper alloy comprises a testing base 2 with a heating cavity 1 on the front surface, as shown in fig. 2, a heating block 4 is arranged in the heating cavity 1, the heating block 4 is used for heating one end of a piece to be tested, a sealing cover plate 3 is rotatably connected to the front surface of the testing base 2, a plurality of sealing fixing units are arranged on the sealing cover plate 3, the sealing fixing units are used for fixing the piece to be tested and are combined with the heating cavity 1 to form a sealed heating space, the sealing fixing units are respectively used for fixing the pieces to be tested with different sizes, the sealing fixing units are distributed in an annular array shape and sequentially pass through the heating cavity 1 in the rotating process of the sealing cover plate 3, a limiting fixing member 5 is arranged on the testing base 2, the limiting fixing member 5 is used for limiting and fixing the sealing cover plate 3 at a fixed point, so that the corresponding sealing fixing units are spliced with the heating cavity 1, in the testing process, when one of the sealing fixing units is just opposite to the heating cavity 1, the limiting fixing piece 5 limits and fixes the sealing cover plate 3 at the current position, so that the sealing cover plate 3 is stably connected with the testing seat 2, at the moment, the to-be-tested piece is fixed through the sealing fixing unit, one end of the to-be-tested piece is positioned in the heating space and attached to the heating block 4, the other end of the to-be-tested piece is positioned outside the heating space, one end of the to-be-tested piece attached to the to-be-tested piece is heated through the heating block 4, then the temperature change of the other end of the to-be-tested piece is monitored through the temperature measuring device to obtain testing data, the heat conduction performance of the to-be-tested piece is specifically known through the analysis of the testing data, and when the to-be-tested pieces with different sizes are required to be tested, only the sealing cover plate 3 is required to be rotated to the position corresponding to the heating cavity 1, and then the sealing cover plate 3 is limited by the limiting fixing piece 5 to fix the corresponding to-be-tested piece, in conclusion, the heating end of the to-be-tested piece is placed in a sealed environment, so that the loss of heat energy in the heating process is reduced, the speed of the molybdenum-copper alloy reaching the preset heating temperature is increased, the testing efficiency is correspondingly increased, meanwhile, the state of the molybdenum-copper alloy in actual use is simulated, and the heat conduction performance of the molybdenum-copper alloy is tested in the state, so that the testing result has more practical application significance, the to-be-tested pieces with different sizes can be tested, and the temperature measuring device can be an infrared thermal imager.
Referring to fig. 1 and 3, the sealing and fixing unit includes a first half-hole 6, a second half-hole 7 and a front sliding groove 8, all of which are opened on the sealing cover plate 3 and are communicated with each other to form a half-fit type placing area, as shown in fig. 3, the first half-hole 6 is located below the front sliding groove 8 and the second half-hole 7 and is simultaneously communicated with the front sliding groove 8 and the second half-hole 7, a shielding member 10 with a third half-hole 9 is connected in the front sliding groove 8 in a sliding manner up and down, a tightening member 11 is inserted in the sealing cover plate 3 through a thread, the tightening member 11 and the shielding member 10 correspond to each other and are rotatably connected with the corresponding shielding member 10, when the member to be tested is fixed, the third half-hole 9 and the first half-hole 6 are spliced together to form a full-fit type limiting area, the member to be tested is placed in the limiting area and is fitted with the third half-hole 9 and the first half-hole 6, as shown in fig. 3, when the member to be tested is a molybdenum-copper alloy rod, the first half hole 6, the second half hole 7 and the third half hole 9 are all in half circular arc shapes, the circle centers of the first half hole 6, the second half hole 7 and the third half hole 9 are all in the same straight line, the diameter of the second half hole 7 is larger than that of the first half hole 6, the diameter of the first half hole 6 is equal to that of the third half hole 9, the diameters of the first half holes 6 in different sealing and fixing units are different, the molybdenum-copper alloy rods correspondingly adapt to the molybdenum-copper alloy rods with different diameters, the diameter of the second half hole 7 in the same sealing and fixing unit is always larger than that of the corresponding first half hole 6, in the testing process, the molybdenum-copper alloy rods are directly placed in a semi-fit type placing area, at the moment, the first half hole 6 is fit below the molybdenum-copper alloy rods, and because the diameter of the second half hole 7 is larger than that of the first half hole 6, sufficient and rapid placing space is provided for placing the molybdenum-copper alloy rods, so that the molybdenum-copper alloy rods can be placed in the placing area, then, the molybdenum-copper alloy rod is pushed to the heating block 4 to enable the molybdenum-copper alloy rod and the heating block to be abutted together, then the shielding piece 10 is controlled to move downwards through the abutting piece 11 until the third half hole 9 in the shielding piece 10 is abutted to the molybdenum-copper alloy rod, at the moment, the third half hole 9 and the first half hole 6 form a full-fit limiting area to limit and fix the molybdenum-copper alloy rod, meanwhile, the shielding piece 10 carries out closed shielding on the second half hole 7, the second half hole 7 and the heating cavity 1 are combined together to form a closed heating space, the actual using state of the molybdenum-copper alloy rod is simulated and heated, the molybdenum-copper alloy rod can be rapidly placed and fixed, when the heat conductivity test of the molybdenum-copper alloy rods with different diameters is required, the sealing cover plate 3 only needs to be rotated to the position opposite to the heating cavity 1, then the sealing cover plate 3 is limited and fixed through the limiting piece 5, and then the steps can be repeated to test the molybdenum-copper alloy rod, the application range of the invention is improved, and a stable test state is always kept.
Referring to fig. 1 and 5, the limiting fixing member 5 includes a fixing column 51, the fixing column 51 is fixedly connected to the test seat 2 and penetrates through the sealing cover plate 3, the sealing cover plate 3 is rotatably connected to the fixing column 51, a rotating sleeve 52 is sleeved on the fixing column 51, the rotating sleeve 52 is fixedly connected to the front surface of the sealing cover plate 3, a plurality of limiting grooves 53 are formed in the front surface of the rotating sleeve 52, the limiting grooves 53 correspond to the sealing fixing units one by one, limiting blocks 54 are slidably connected to the fixing column 51 in the front and back direction, the limiting blocks 54 correspond to the heating cavity 1 and are used in cooperation with the limiting grooves 53, when the sealing fixing unit is switched by rotating the sealing cover plate 3, the limiting blocks 54 slide forward to move out of the corresponding limiting grooves 53, and when the sealing fixing unit rotates to a position corresponding to the heating cavity 1, the corresponding limiting grooves 53 just correspond to the limiting blocks 54, at this time, the limiting blocks 54 slide backward to be inserted in the limiting grooves 53 to limit the rotating sleeve 52, so that the sealing cover plate 3 is fixed at the current position.
Referring to fig. 1, 5 and 7, a plurality of groups of restraining blocks 12 are disposed on the front surface of the rotating sleeve 52, the plurality of groups of restraining blocks 12 correspond to the limiting grooves 53 one by one, and each group of restraining blocks 12 is two in number and located on two sides of the corresponding limiting groove 53, respectively, the restraining blocks 12 are hemispherical, and friction surfaces 13 corresponding to the restraining blocks 12 are disposed on the back surface of the limiting block 54, as shown in fig. 5 and 7, when the restraining blocks 12 pass the friction surfaces 13 on the limiting block 54 in the rotating process of the sealing cover plate 3, the friction force generated between the restraining blocks 12 and the friction surfaces 13 can restrain the rotating speed of the sealing cover plate 3, and at this time, the sealing fixing unit just moves to the position corresponding to the heating chamber 1, so that the sealing fixing unit can be conveniently manually rotated to find the position corresponding to the heating chamber 1, so that the limiting block 54 can be quickly inserted into the limiting groove 53, and the sealing cover plate 3 can be effectively prevented from rotating too much, and the corresponding sealing fixing unit cannot be quickly aligned to the heating chamber 1, and the sealing cover plate 3 can be rotated reciprocally.
Referring to fig. 1, 3 and 4, the stopper 11 includes a sliding rod 111 and an external thread section 112, the sliding rod 111 is rotatably connected to a side of the shutter 10 away from a rotation point of the sealing cover plate 3, the sliding rod 111 is movably inserted into the sealing cover plate 3, the external thread section 112 is provided on the sliding rod 111, the internal thread section 14 corresponding to the external thread section 112 is provided in the sealing cover plate 3, and an elastic member 15 is connected between the shutter 10 and the sealing cover plate 3, as shown in fig. 4, when the shutter 10 slides downward, the sliding rod 111 is rapidly pushed downward until the external thread section 112 thereof moves to a position of the internal thread section 14, and then the sliding rod 111 is rotated to engage and lock the external thread section 112 with the internal thread section 14 to position and fix the shutter 10 in a limited manner, at this time, the third half hole 9 on the shutter 10 is engaged with the mo-cu alloy rod and fixes it at a current position, and at the shutter 10 shields and seals a gap between the mo-cu alloy rod and the second half hole 7.
Referring to fig. 1 and 5, the front surface of the limit block 54 is connected with the pull rod 16, the limit ring 17 is rotatably connected to the pull rod 16, the incomplete locking groove 18 corresponding to the limit ring 17 is formed in the fixing column 51, and after the limit block 54 is inserted into the limit groove 53, the limit ring 17 is rotated to be inserted into the incomplete locking groove 18, as shown in fig. 5, at this time, the limit block 54 is stably in the current limit state through the limit of the incomplete locking groove 18 on the limit ring 17, the stability of the connection state of the sealing cover plate 3 and the test seat 2 is correspondingly improved, and the setting of the limit ring 17 is convenient for manually controlling the rotation of the sealing cover plate.
Referring to fig. 4 and 7, one end of the limiting block 54 close to the rotating sleeve 52 is in a trapezoid shape, and a portion of the limiting groove 53 corresponding to the limiting block 54 is in a corresponding trapezoid shape, so that when a certain error exists in the relative position of the sealing and fixing unit and the heating cavity 1, the relative position of the limiting block 54 and the limiting groove 53 can be automatically adjusted to a certain extent in the process of inserting the limiting block 54 into the limiting groove 53, so that the limiting block 54 can be smoothly inserted into the limiting groove 53.
Referring to fig. 1, 2 and 6, a sealing frame 19 corresponding to the heating chamber 1 is elastically inserted in the front surface of the test socket 2 in a sliding manner, a plurality of sealing grooves 20 are formed in the back surface of the sealing cover plate 3, the sealing grooves 20 correspond to the sealing fixing units one to one, and the sealing grooves 20 are used in cooperation with the sealing frame 19, when the corresponding sealing fixing units correspond to the heating chamber 1, the sealing frame 19 is located in the sealing grooves 20, so that the sealing performance of the heating space is improved, wherein the sealing frame 19 may be a rubber strip.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a molybdenum-copper alloy heat conductivility testing arrangement which characterized in that: the testing device comprises a testing seat (2) with a heating cavity (1) arranged on the front surface, wherein a sealing cover plate (3) is rotatably connected to the front surface of the testing seat (2), a plurality of sealing fixing units are arranged on the sealing cover plate (3), the sealing fixing units are distributed in an annular array shape and sequentially pass through the heating cavity (1) in the rotating process of the sealing cover plate (3), and a heating block (4) is arranged in the heating cavity (1);
the test seat (2) is provided with a limiting fixing piece (5), and the limiting fixing piece (5) is used for limiting and fixing the sealing cover plate (3) at a fixed point, so that the corresponding sealing and fixing units on the sealing and fixing piece are spliced with the heating cavity (1);
the sealing and fixing unit comprises a first half hole (6), a second half hole (7) and a front sliding chute (8), the first half hole, the second half hole and the front sliding chute are all arranged on the sealing cover plate (3), and the first half hole, the second half hole and the front sliding chute are mutually communicated to form a semi-fitting type placing area;
leading spout (8) sliding connection has shielding piece (10) of taking third half hole (9), third half hole (9) with await measuring the piece laminating and splice together with first half hole (6) and form the spacing district of full laminating formula, shielding piece (10) are used for sealing and shelter from second half hole (7), second half hole (7) combine together with heating chamber (1) and form inclosed heating space, the one end of awaiting measuring the piece is located heating space and pastes and lean on heating block (4), the other end then is located heating space outside, make the one end that awaits measuring the piece and paste and be heated through heating block (4), then treat the temperature variation of the other one end of awaiting measuring the piece through temperature measuring device and monitor and obtain test data.
2. The molybdenum-copper alloy heat conduction performance testing device of claim 1, wherein: the sealing cover plate (3) is provided with abutting pieces (11) in a threaded inserting mode, the abutting pieces (11) correspond to the shielding pieces (10) one by one and are rotatably connected with the corresponding shielding pieces (10), each abutting piece (11) comprises a sliding rod (111) and an external thread section (112), the sliding rods (111) are rotatably connected to one side, away from the rotating point of the sealing cover plate (3), of the shielding pieces (10), the sliding rods (111) are movably inserted into the sealing cover plate (3), the external thread sections (112) are arranged on the sliding rods (111), internal thread sections (14) corresponding to the external thread sections (112) are arranged in the sealing cover plate (3), and elastic pieces (15) are connected between the shielding pieces (10) and the sealing cover plate (3).
3. The molybdenum-copper alloy heat conduction performance testing device of claim 1, wherein: spacing mounting (5) are including fixed column (51), fixed column (51) fixed connection is on test seat (2) and pass sealed apron (3), the cover is equipped with on fixed column (51) and rotates cover (52), it is on the front of sealed apron (3) to rotate cover (52) fixed connection, and rotate and seted up a plurality of spacing grooves (53) on the front of cover (52), spacing groove (53) and sealed fixed unit one-to-one, sliding connection has stopper (54) around on fixed column (51), stopper (54) correspond heating chamber (1) and use with spacing groove (53) cooperation.
4. The molybdenum-copper alloy heat conduction performance testing device of claim 3, wherein: the front surface of the rotating sleeve (52) is provided with a plurality of groups of inhibiting blocks (12), the inhibiting blocks (12) are in one-to-one correspondence with the limiting grooves (53), the inhibiting blocks (12) in each group are two in number and are respectively positioned on two sides of the corresponding limiting grooves (53), and the back surface of the limiting block (54) is provided with a friction surface (13) corresponding to the inhibiting blocks (12).
5. The molybdenum-copper alloy heat conduction performance testing device of claim 1, wherein: the front surface of the test base (2) is elastically and slidably inserted with a sealing frame (19) corresponding to the heating cavity (1), the back surface of the sealing cover plate (3) is provided with a plurality of sealing grooves (20), the sealing grooves (20) correspond to the sealing fixing units one by one, and the sealing grooves (20) are matched with the sealing frame (19) for use.
6. The molybdenum-copper alloy heat conduction performance testing device of claim 1, wherein: leading spout (8) are located the front side of second half hole (7), and first half hole (6) are located leading spout (8) and second half hole (7) and are close to one side of sealed apron (3) rotation point to communicate and with leading spout (8) and second half hole (7) and with the laminating of the examination spare that awaits measuring simultaneously.
7. The molybdenum-copper alloy heat conduction testing device of claim 3 or 4, wherein: the front surface of the limiting block (54) is connected with a pull rod (16), the pull rod (16) is limited and rotatably connected with a limiting ring (17), and the fixing column (51) is provided with an incomplete locking groove (18) corresponding to the limiting ring (17).
8. The molybdenum-copper alloy heat conduction performance testing device of claim 3, wherein: one end of the limiting block (54) close to the rotating sleeve (52) is in a trapezoid shape, and the part of the limiting groove (53) corresponding to the limiting block (54) is in a corresponding trapezoid shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211094498.3A CN115184404B (en) | 2022-09-08 | 2022-09-08 | Molybdenum-copper alloy heat conductivity testing device |
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|---|---|---|---|
| CN202211094498.3A CN115184404B (en) | 2022-09-08 | 2022-09-08 | Molybdenum-copper alloy heat conductivity testing device |
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| CN115184404A CN115184404A (en) | 2022-10-14 |
| CN115184404B true CN115184404B (en) | 2022-12-02 |
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| JP4045152B2 (en) * | 2002-09-05 | 2008-02-13 | 独立行政法人産業技術総合研究所 | 2-axis joint mechanism cooling device |
| TWI277727B (en) * | 2005-08-24 | 2007-04-01 | Yeh Chiang Technology Corp | Measuring system for heat conductance performance of heat conductance device |
| ES2748332T3 (en) * | 2010-03-30 | 2020-03-16 | Symbion Medical Systems Sarl | Analysis station with incubation system |
| CN209640267U (en) * | 2018-12-29 | 2019-11-15 | 上海仁朋实业有限公司 | A kind of boron nitride part thermal conductivity detection device |
| CN212321491U (en) * | 2020-06-19 | 2021-01-08 | 深圳市德云电子材料科技有限公司 | Heat-conducting glue heat conductivity detection device |
| CN215727228U (en) * | 2021-08-30 | 2022-02-01 | 大连产品质量检验检测研究院有限公司 | Experimental device for paper material is cleared up |
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