CN220525925U - Electronic material electrical property temperature characteristic testing device - Google Patents

Abstract

The utility model discloses an electronic material electrical property temperature characteristic testing device, which relates to the technical field of performance testing of electronic materials, and comprises a testing box, a liquid box, a rotating handle, a pop-up buckle and a sealing gasket, wherein the liquid box is arranged below an upper cover; the device for testing the electrical performance and temperature characteristics of the electronic material has the advantage of being capable of simultaneously testing the state of the electronic material at high temperature and low temperature or under high-low temperature difference.

Description

Electronic material electrical property temperature characteristic testing device

Technical Field

The utility model relates to the technical field of performance test of electronic materials, in particular to a device for testing the electrical performance and temperature characteristics of electronic materials.

Background

Along with the development of technology, electronic technology and microelectronic technology are gradually perfected, the application range of the electronic technology and microelectronic technology is gradually widened, electronic materials are required to be frequently used in the electronic technology and microelectronic technology, the electronic materials play an increasingly important role in the high and new technology field of rapid development at present, and higher requirements are also put forward on testing means and testing equipment of the performance of the electronic materials.

According to the prior art, according to the Chinese patent, the application number of CN202563029U discloses a multi-station electronic material electrical property temperature characteristic testing device, the working principle is that a plurality of test samples are respectively and correspondingly placed on a plurality of test stations, then each upper electrode crank arm is rotated to enable a test probe to be in contact with the upper surface of the test sample, an upper cover of a test cavity is connected to the top end of the lower test cavity in a sealing way through a screw and a sealing ring, a proper amount of cooling liquid is poured into the cooling liquid cavity, an upper cover of a heat preservation cavity is covered, the temperature in the test cavity fed back on a temperature controller is observed, test control parameters are input through an upper computer, the temperature controller carries out closed-loop control on heating of an electric heating wire according to the control parameters, so that the electric heating wire slowly heats the test cavity, and when in measurement, the temperature controller firstly drives a corresponding relay to be connected according to the control parameters through a relay driving circuit module, then an electronic material electrical property temperature characteristic testing device instrument outputs data obtained by the test to the upper computer, and finally the upper computer carries out analysis processing on the received test data to obtain an electrical property temperature characteristic testing device curve of the test sample.

However, the process is not limited to the above-described process,

as is known from the above-mentioned patent,

the device is only provided with the heating wire, so that the device can only test the data of the electronic material after heating and cannot detect the state of the electronic material under the condition of low temperature.

Disclosure of Invention

The utility model aims to provide a device for testing the electrical performance and temperature characteristics of an electronic material, which has the advantage of being capable of simultaneously testing the state of the electronic material at high temperature and low temperature or at high and low temperature difference, and solves the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: an electronic material electrical property temperature characteristic testing device, comprising: an upper cover, the upper surface of which is provided with a mounting hole;

the test box is arranged below the upper cover, and a liquid box is arranged below the test box;

the rotary handle is arranged on the upper surface of the upper cover, an ejecting buckle is arranged below the rotary handle, and a sealing gasket is arranged above the ejecting buckle;

the heat insulation plate is arranged in the middle of the test box, a partition plate through hole is formed in the lower side of the heat insulation plate, a heating area is formed in the left side of the partition plate through hole, a refrigerating area is formed in the right side of the heat insulation plate, a first temperature sensor is arranged on the inner side of the heating area, and a second temperature sensor is arranged on the inner side of the refrigerating area;

the placing table is arranged on two sides below the heat insulation plate, a pipeline hole is formed in the upper surface of the placing table, a sliding groove is formed in the upper surface of the placing table, a sliding block is arranged on the inner side of the sliding groove, and a testing claw is arranged above the sliding block;

the liquid bin is arranged in the middle of the inside of the liquid box, fixing plates are arranged on two sides of the liquid bin, a heating bin is arranged on the left side of the fixing plates, and a refrigerating bin is arranged on the right side of the fixing plates;

the water pump is arranged below the inner side of the heating bin, a heater is arranged above the water pump, and a heat conduction pipe is arranged above the heater;

the refrigerator is arranged in the middle of the inside of the refrigeration bin, and a cold guide pipe is arranged above the refrigerator.

Preferably, the test box comprises:

the upper cover is arranged on the upper side of the outer part of the test box and is used for conveniently opening the sealed test box;

a liquid tank provided at an outer lower side of the test tank for storing the temperature-varying liquid;

preferably, the upper cover includes:

a rotary handle which is assembled on the upper surface of the upper cover and is fixed in a threaded connection mode, and the upper cover is separated from the test box in a rotary mode;

the pop-up buckle is assembled on two sides of the inner part of the upper cover and is fixed in an embedded mode and used for fixing the upper cover and the test box together;

and the sealing gasket is assembled on the inner wall of the bottom of the upper cover and is used for sealing and preserving heat when the upper cover and the test box are closed.

Preferably, the test box comprises:

the heat insulation plate is arranged in the middle of the test box and is fixed in a welding mode and used for dividing the test box into two chambers;

the baffle through hole is arranged below the heat insulation plate and is used for placing electronic materials into the two chambers;

the heating zone is arranged at the left side of the test box and is used for heating the electronic material to raise the temperature and testing the performance in a high-temperature state;

the refrigeration zone is arranged on the right side of the test box and is used for heating and cooling the electronic material and testing the performance in a low-temperature state;

a first temperature sensor provided in the middle of the inside of the heating zone for detecting the temperature inside the heating zone; and the second temperature sensor is arranged in the middle of the interior of the refrigeration zone and is used for detecting the temperature in the interior of the refrigeration zone.

Preferably, the placement stage includes:

the pipeline holes are arranged at the front end and the rear end of the placing table and are used for facilitating the installation of subsequent parts;

the sliding groove is arranged at the left side of the placing table and used for limiting the moving range of the sliding part;

the sliding block is arranged in the sliding groove and used for driving the part to move;

and the testing claw is arranged above the sliding block and is connected with the sliding block by screw threads and is used for testing electronic materials.

Preferably, the liquid tank includes:

a liquid bin provided in the middle of the liquid tank for storing a liquid medium;

the fixing plates are arranged on two sides of the liquid bin and are fixed at the bottom of the liquid tank through welding;

the heating bin is arranged at the left side of the fixed plate and used for placing heating circulation equipment;

the refrigerating bin is arranged on the right side of the fixed plate and used for placing refrigerating cycle equipment;

the water pump is assembled on two sides of the bottom of the liquid tank and is connected by adopting screws.

Preferably, the heating bin comprises:

the heater is arranged in the middle of the heating bin and is fixed on the inner side wall of the liquid tank by adopting a screw;

and the heat conduction pipe is arranged at the upper end of the heater, and the upper end of the heat conduction pipe penetrates through the pipeline hole and is used for transmitting the liquid heated by the heater to the heating area.

Preferably, the refrigeration bin comprises:

the refrigerator is arranged in the middle of the refrigeration bin and is fixed on the inner side wall of the liquid tank by adopting a screw;

and the cold guide pipe is arranged at the upper end of the refrigerator, and the upper end of the cold guide pipe penetrates through the pipeline hole and is used for conveying the liquid heated by the refrigerator to the refrigerating area.

Compared with the prior art, the utility model has the following beneficial effects:

1. this electronic material electrical property temperature characteristic testing arrangement passes through rotatory handle and pops out the buckle, and upper cover is more convenient and fast when opening and closing, through first temperature sensor and second temperature sensor, detects the temperature of heating zone and refrigeration district and transmits the signal, through heat insulating board and sealed pad, and the test box is inside separates temperature and seals, through heating zone, refrigeration district and baffle through-hole, detection device realizes the detection when high temperature low temperature and high low temperature difference in temperature, through spout and slider, the test claw is being placed bench and is removed.

2. The device for testing the electrical property temperature characteristics of the electronic material comprises a fixing plate welded in a liquid tank, wherein the liquid tank is divided into a heating bin, a refrigerating bin and a liquid bin, heated liquid is conveyed to a heating area through a water pump, a heater and a heat conducting pipe, so that the internal temperature of the heating area is increased, and cooled liquid is conveyed to a refrigerating area through the water pump, the refrigerator and the heat conducting pipe, so that the temperature of the refrigerating area is reduced.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an electronic material electrical performance temperature characteristic testing device according to the present utility model;

FIG. 2 is a schematic diagram of a test box of an apparatus for testing the electrical performance and temperature characteristics of an electronic material according to the present utility model;

FIG. 3 is a schematic diagram of a liquid tank of an apparatus for testing the electrical performance and temperature characteristics of an electronic material according to the present utility model;

fig. 4 is a schematic diagram of a placement table of an apparatus for testing electrical performance and temperature characteristics of an electronic material according to the present utility model.

The reference numerals in the drawings indicate: 1. an upper cover; 2. a test box; 3. a liquid tank; 4. rotating the handle; 5. ejecting the buckle; 6. a sealing gasket; 7. a heat insulating plate; 8. a heating zone; 9. a refrigeration zone; 10. a placement table; 11. a first temperature sensor; 12. a conduit aperture; 13. a test claw; 14. a chute; 15. a slide block; 16. a second temperature sensor; 17. a fixing plate; 18. a heating bin; 19. a refrigerating bin; 20. a water pump; 21. a heater; 22. a heat conduction pipe; 23. a refrigerator; 24. a cold guide tube; 25. a separator through hole; 26. and a liquid bin.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments of the present utility model are included in the protection scope of the present utility model.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Example 1:

referring to fig. 1, 2 and 4, an apparatus for testing electrical performance and temperature characteristics of an electronic material includes: an upper cover 1 provided on an outer upper side of the test case 2 for facilitating opening of the sealed test case 2, a liquid tank 3 provided on an outer lower side of the test case 2 for storing a temperature-changing liquid, a rotary handle 4 fitted on an upper surface of the upper cover 1, fixed in a screw connection manner, separating the upper cover 1 from the test case 2 in a rotary manner, pop-up buckles 5 fitted on both sides of an inner portion of the upper cover 1, fixed in an embedded manner, for fixing the upper cover 1 and the test case 2 together, a gasket 6 fitted on a bottom inner wall of the upper cover 1, for sealing and heat-preserving when the upper cover 1 and the test case 2 are closed, a heat-insulating plate 7 provided in a middle of the test case 2, fixed in a welding manner, for dividing the test case 2 into two chambers, a partition plate through-hole 25 provided below the heat-insulating plate 7, for putting an electronic material into the two chambers, a heating zone 8 provided at the left side of the test box 2 for heating the electronic material to heat up, testing the performance in a high temperature state, a cooling zone 9 provided at the right side of the test box 2 for heating the electronic material to cool down, testing the performance in a low temperature state, a first temperature sensor 11 provided in the middle of the inside of the heating zone 8 for detecting the temperature inside the heating zone 8, a second temperature sensor 16 provided in the middle of the inside of the cooling zone 9 for detecting the temperature inside the cooling zone 9, pipe holes 12 provided at the front and rear ends of the placement table 10 for facilitating the installation of the subsequent parts, a slide groove 14 provided at the left side of the placement table 10 for restricting the movable range of the sliding parts, a slider 15 provided in the inside of the slide groove 14 for driving the parts to move, a test claw 13 mounted above the slider 15, and a threaded connection is adopted for testing the electronic material.

Further, through rotatory handle 4 with pop out buckle 5, more convenient and fast when being favorable to upper cover 1 to open and close, through first temperature sensor 11 and second temperature sensor 16, be favorable to detecting the temperature of heating zone 8 and refrigeration district 9 and transmission signal, through heat insulating board 7 and sealed 6, be favorable to inside heat insulating of test box 2 and seal, through heating zone 8, refrigeration district 9 and baffle through-hole 25, be favorable to detection device to realize the detection when high temperature low temperature and high low temperature difference in temperature, through spout 14 and slider 15, be favorable to test claw 13 to move on placing the platform 10.

Example 2:

referring to fig. 1, 2, 3 and 4, an apparatus for testing electrical performance and temperature characteristics of an electronic material includes: the liquid bin 26 is arranged in the middle of the liquid tank 3 and is used for storing liquid medium, the fixing plates 17 are arranged on two sides of the liquid bin 26 and are fixed at the bottom of the liquid tank 3 through welding, the heating bin 18 is arranged on the left side of the fixing plates 17 and is used for placing heating circulation equipment, the refrigerating bin 19 is arranged on the right side of the fixing plates 17 and is used for placing refrigerating circulation equipment, the water pump 20 is assembled on two sides of the bottom of the liquid tank 3 and is connected with the heater 21 through screws, the heater 21 is arranged in the middle of the heating bin 18 and is fixed on the inner side wall of the liquid tank 3 through screws, the heat conducting tube 22 is arranged at the upper end of the heater 21, the upper end of the heat conducting tube 22 penetrates through the pipeline hole 12 and is used for transmitting liquid heated by the heater 21 to the heating zone 8, the refrigerator 23 is arranged in the middle of the refrigerating bin 19 and is fixed on the inner side wall of the liquid tank 3 through screws, the cold conducting tube 24 is arranged at the upper end of the refrigerator 23 and penetrates through the pipeline hole 12 and is used for transmitting liquid heated by the refrigerator 23 to the refrigerating zone 9.

Further, the fixing plate 17 welded in the liquid tank 3 is beneficial to the liquid tank 3 to divide the heating bin 18, the refrigerating bin 19 and the liquid bin 26, the heated liquid is beneficial to being conveyed to the heating zone 8 through the water pump 20, the heater 21 and the heat conducting pipe 22, the temperature inside the heating zone 8 is increased, and the cooled liquid is beneficial to being conveyed to the refrigerating zone 9 through the water pump 20, the refrigerator 23 and the cold conducting pipe 24, so that the temperature of the refrigerating zone 9 is reduced.

Working principle: the utility model relates to an electronic material electrical property temperature characteristic testing device, which is characterized in that when in use, an electronic material to be tested is placed on a testing claw 13 above a placing table 10, the electronic material is clamped between the testing claw 13 through the matching of a sliding block 15 and a sliding groove 14, a high temperature is tested and placed on the placing table 10 of a heating zone 8, a low temperature is placed on the placing table 10 of a cooling zone 9, a testing temperature difference is placed on the two placing tables 10 through a baffle through hole 25, an upper cover 1 is connected onto a testing box 2 through a rotating handle 4 and a pop-up buckle 5, a sealing gasket 6 fills up a gap between the upper cover and the testing box 2, a water pump 20 is used for pumping a medium of a liquid bin 26, a heater 21 or a refrigerator 13 is enabled to work, the heated or cooled medium is heated or cooled through a heat conducting pipe 22 or a cooling pipe 24, when the first temperature sensor 11 or the second temperature sensor 16 detects the proper temperature, and the testing claw 13 conducts electrical property testing on the electronic material.

While the fundamental and principal features of the utility model and advantages of the utility model have been shown and described, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (8)

1. An electronic material electrical property temperature characteristic testing device is characterized in that: comprising the following steps:

an upper cover (1) with a mounting hole on the upper surface;

the test box (2) is arranged below the upper cover (1), and a liquid box (3) is arranged below the test box (2);

a rotary handle (4) which is arranged on the upper surface of the upper cover (1), an ejecting buckle (5) is arranged below the rotary handle (4), and a sealing gasket (6) is arranged above the ejecting buckle (5);

the heat insulation board (7) is arranged in the middle of the test box (2), a partition board through hole (25) is formed in the lower side of the heat insulation board (7), a heating area (8) is formed in the left side of the partition board through hole (25), a refrigerating area (9) is formed in the right side of the heat insulation board (7), a first temperature sensor (11) is arranged on the inner side of the heating area (8), and a second temperature sensor (16) is arranged on the inner side of the refrigerating area (9);

the placing table (10) is arranged on two sides below the heat insulation plate (7), a pipeline hole (12) is formed in the upper surface of the placing table (10), a sliding groove (14) is formed in the upper surface of the placing table (10), a sliding block (15) is arranged on the inner side of the sliding groove (14), and a testing claw (13) is arranged above the sliding block (15);

the liquid bin (26) is arranged in the middle of the inside of the liquid tank (3), fixing plates (17) are arranged on two sides of the liquid bin (26), a heating bin (18) is arranged on the left side of the fixing plates (17), and a refrigerating bin (19) is arranged on the right side of the fixing plates (17);

a water pump (20) which is arranged below the inner side of the heating bin (18), a heater (21) is arranged above the water pump (20), and a heat conduction pipe (22) is arranged above the heater (21);

and the refrigerator (23) is arranged in the middle of the interior of the refrigeration bin (19), and a cold guide pipe (24) is arranged above the refrigerator (23).

2. The device for testing the electrical performance and temperature characteristics of an electronic material according to claim 1, wherein: the test box (2) comprises:

the upper cover (1) is arranged on the upper side of the outside of the test box (2) and is used for conveniently opening the sealed test box (2);

and the liquid tank (3) is arranged at the lower side outside the test tank (2) and is used for storing the liquid with the changed temperature.

3. The device for testing the electrical performance and temperature characteristics of an electronic material according to claim 1, wherein: the upper cover (1) includes:

a rotary handle (4) which is assembled on the upper surface of the upper cover (1) and is fixed in a threaded connection manner, and the upper cover (1) is separated from the test box (2) in a rotary manner;

the pop-up buckle (5) is assembled at two sides of the inner part of the upper cover (1) and is fixed in an embedded mode and is used for fixing the upper cover (1) and the test box (2) together;

and the sealing gasket (6) is assembled on the inner wall of the bottom of the upper cover (1) and is used for sealing and insulating heat when the upper cover (1) and the test box (2) are closed.

4. The device for testing the electrical performance and temperature characteristics of an electronic material according to claim 1, wherein: the test box (2) comprises:

the heat insulation plate (7) is arranged in the middle of the test box (2) and is fixed in a welding mode and used for dividing the test box (2) into two chambers;

a partition through hole (25) arranged below the heat insulating plate (7) for placing the electronic material into the two chambers;

the heating zone (8) is arranged at the left side of the test box (2) and is used for heating the electronic material to heat and testing the performance in a high-temperature state;

the refrigeration zone (9) is arranged on the right side of the test box (2) and is used for heating and cooling the electronic material and testing the performance in a low-temperature state;

a first temperature sensor (11) provided in the middle of the inside of the heating zone (8) for detecting the temperature inside the heating zone (8);

and a second temperature sensor (16) provided in the middle of the interior of the cooling zone (9) for detecting the temperature inside the cooling zone (9).

5. The device for testing the electrical performance and temperature characteristics of an electronic material according to claim 1, wherein: the placement table (10) comprises:

the pipeline holes (12) are arranged at the front end and the rear end of the placing table (10) and are used for facilitating the installation of subsequent parts;

a chute (14) provided on the left side of the placement table (10) for restricting the movement range of the sliding parts;

the sliding block (15) is arranged in the sliding groove (14) and is used for driving the part to move;

and the testing claw (13) is arranged above the sliding block (15) and is connected with the sliding block by screw threads and is used for testing electronic materials.

6. The device for testing the electrical performance and temperature characteristics of an electronic material according to claim 1, wherein: the liquid tank (3) comprises:

a liquid tank (26) provided in the middle of the liquid tank (3) for storing a liquid medium;

fixing plates (17) which are arranged on both sides of the liquid bin (26) and are fixed on the bottom of the liquid tank (3) through welding;

a heating bin (18) arranged on the left side of the fixed plate (17) for placing heating circulation equipment;

a refrigerating bin (19) which is arranged on the right side of the fixed plate (17) and is used for placing refrigerating cycle equipment;

and the water pumps (20) are assembled on two sides of the bottom of the liquid tank (3) and are connected by adopting screws.

7. The device for testing the electrical performance and temperature characteristics of an electronic material according to claim 1, wherein: the heating cartridge (18) comprises:

the heater (21) is arranged in the middle of the heating bin (18) and is fixed on the inner side wall of the liquid tank (3) by adopting a screw;

and a heat conduction pipe (22) mounted at the upper end of the heater (21), the upper end of the heat conduction pipe (22) passing through the pipe hole (12) for transferring the liquid heated by the heater (21) to the heating zone (8).

8. The device for testing the electrical property and temperature characteristics of an electronic material according to claim 7, wherein: the refrigeration compartment (19) comprises:

the refrigerator (23) is arranged in the middle of the refrigeration bin (19) and is fixed on the inner side wall of the liquid tank (3) by adopting a screw;

and the cold guide pipe (24) is arranged at the upper end of the refrigerator (23), and the upper end of the cold guide pipe (24) passes through the pipeline hole (12) and is used for conveying the liquid heated by the refrigerator (23) to the refrigerating area (9).