CN111974465A

CN111974465A - Rapid temperature change test box for checking temperature cycle change of electrical material

Info

Publication number: CN111974465A
Application number: CN202010604022.4A
Authority: CN
Inventors: 朱晓宏
Original assignee: Jiangsu Fuji High Temperature Equipment Co ltd
Current assignee: Jiangsu Fuji High Temperature Equipment Co ltd
Priority date: 2020-06-29
Filing date: 2020-06-29
Publication date: 2020-11-24

Abstract

The invention relates to the technical field of rapid temperature change test boxes, and discloses a rapid temperature change test box for checking temperature cycle change of an electrical material. This examine quick temperature change proof box of electrical material temperature cycle change, through starting driving motor, make the second threaded rod rotate, again through being provided with stopper and gag lever post, the position of movable block has been restricted, make movable block accessible second threaded rod and second screw thread through-hole threaded connection and back-and-forth movement, it has third slide rail sliding connection and back-and-forth movement to drive the movable plate through the third slider, when the movable plate removed the outside that two-thirds all is located the standing groove, driving motor can be closed, then the staff can carry out placing or taking of product, avoided the staff to be scalded when taking or placing the product.

Description

Rapid temperature change test box for checking temperature cycle change of electrical material

Technical Field

The invention relates to the technical field of rapid temperature change test boxes, in particular to a rapid temperature change test box for checking temperature cycle change of electrical materials.

Background

The rapid temperature change test box is suitable for testing various performance indexes of aerospace products, information electronic instruments, materials, electricians, electronic products and various electronic components under the condition of rapid temperature change, the whole box body adopts an integral structure, the inner side of the box body adopts a 1.0mm imported SUS304B stainless steel plate, the outer side of the box body adopts a 1.0mm cold-rolled steel plate for spraying plastics, the heat insulation material adopts superfine glass heat insulation cotton, the sealing of a large door adopts a double-layer silicon rubber sealing material, an observation window adopts multilayer conductive film toughened hollow glass, the size is 350 multiplied by 500mm, the glass frosting at low temperature is prevented, a built-in special safety voltage heating wire is specially arranged to surround a heating belt for supplying power voltage of 36V, a lighting lamp is arranged for providing illumination for observation, a phi 50mm test hole with a plug is arranged on the side face of the box body, the plug material is silicon rubber, is, an air conditioning cabinet is arranged at the rear side of the box body working chamber, a humidifier, an evaporator, an electric heater, a fan volute and other equipment are arranged between the air conditioning cabinet and the box body working chamber, a temperature sensor is arranged at an air outlet, and an air supply mode in the test box is an upper air supply and lower air return mode refrigerating system.

Present quick temperature becomes proof box when the experimental product, place each item inspection of carrying out the product on the workstation of laboratory with the product, but the detection mode of this kind of product has certain defect, such detection mode can not detect the face of placing of product and workstation contact, can not be applicable to the product of equidimension not, limitation has, can cause certain experimental error, the experimental efficiency of enterprise has been reduced, simultaneously after the product experiment is accomplished, the temperature in the whole proof box is higher, the staff is when the product of taking, be scalded very easily, the event provides a quick temperature change proof box of examination electrician material temperature cycle change in order to solve above-mentioned problem.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a rapid temperature change test box for checking temperature cycle change of electrical materials, which has the advantages of fixing products with different sizes and facilitating product taking, and solves the problems that when the existing rapid temperature change test box is used for testing products, the products are placed on a workbench of a laboratory for various tests, but the detection mode of the products has certain defects, the detection mode cannot be used for detecting the placing surface of the products, which is in contact with the workbench, and the test box is not suitable for the products with different sizes, has limitations, can cause certain experimental errors, reduces the experimental efficiency of enterprises, and after the product experiments are completed, the temperature in the whole test box is higher, and workers are easily scalded when taking the products.

(II) technical scheme

In order to realize the purposes of fixing products with different sizes and conveniently taking the products, the invention provides the following technical scheme: a rapid temperature change test box for checking temperature cycle change of electrical materials comprises a rapid temperature change test box, wherein a placing groove is formed in the front of the rapid temperature change test box, a metal bin is fixedly connected to the inner bottom wall of the placing groove, two supporting blocks are fixedly connected to the inner wall of the placing groove and are respectively positioned on the left side and the right side of the metal bin, third sliding rails are fixedly connected to the tops of the two supporting blocks, a driving motor is fixedly installed on the back side of the inner bottom wall of the metal bin, a second threaded rod movably connected with the front inner wall of the metal bin is fixedly connected to an output shaft of the driving motor, two limiting rods are fixedly connected between the front inner wall and the back inner wall of the metal bin, a movable block is movably installed on the outer side of the second threaded rod, and limiting blocks respectively positioned on the outer sides of the two limiting rods are fixedly connected to the left side and the right, the top of the movable block is fixedly connected with a movable rod, one end of the movable rod penetrates through and extends to the top of the metal bin, the top of the movable rod is fixedly connected with a movable plate, the back surfaces of the left side and the right side of the bottom of the movable plate are fixedly connected with connecting plates, the bottoms of the two connecting plates are fixedly connected with third slide blocks respectively connected with the two third slide rails in a sliding manner, the left side of the top of the movable plate is fixedly connected with a metal plate, the top of the movable plate is fixedly connected with a second slide rail positioned on the right side of the metal plate, the top of the movable plate is movably provided with a left side vertical plate, the bottom of the left side vertical plate is fixedly connected with a second slide block connected with the second slide rail in a sliding manner, the right side of the top of the movable plate is fixedly connected with a right side vertical plate, the side, opposite to the left vertical plate and the right vertical plate, of the left vertical plate is fixedly connected with a first slide rail, one side, opposite to the right vertical plate, of the left vertical plate is movably provided with at least three placing plates, one side, opposite to the placing plate on the left side, of the right vertical plate is fixedly connected with a first slide block in sliding connection with the first slide rail, the top of the placing plate is fixedly connected with a baffle plate, the top of the placing plate is fixedly connected with a principle bin, one end of the principle bin penetrates through and extends to the inside of the placing plate, the inner wall of the back of the principle bin is fixedly connected with a baffle plate, one side, opposite to the two baffle plates, of the two baffle plates is movably provided with displacement rods, one end of each displacement rod penetrates through and extends to one side, opposite to the two displacement rods, of each clamping rod penetrates through and extends to the inside of the left vertical plate and the right vertical plate, the outside cover of displacement pole is equipped with reset spring, fixedly connected with slide bar between the inner wall at the front inner wall in principle storehouse and the back, the outside movable mounting of slide bar has the motion piece, the back fixedly connected with second U type mount of motion piece, two the back of second U type mount all articulates there is the connecting rod articulated with two first U type mounts respectively, the positive fixedly connected with one end of motion piece runs through and extends to placing the positive pull rod of board.

Preferably, the front surface of the movable block is provided with a second threaded through hole, and the second threaded through hole is in threaded connection with a second threaded rod.

Preferably, the front surfaces of the two limiting blocks are provided with first through holes, and the first through holes are respectively matched with the two limiting rods.

Preferably, a rectangular through hole is formed in the top of the metal bin, the length of the rectangular through hole is equal to the diameter of the moving rod, and the width of the rectangular through hole is four fifths of the width of the metal bin.

Preferably, the right side of the left side vertical plate is provided with a first threaded through hole, and the first threaded through hole is in threaded connection with a first threaded rod.

Preferably, the top of the principle bin and the top of the placing plate are located on the same plane, and the principle bin is L-shaped.

Preferably, the right side of the partition board is provided with a second through hole matched with the displacement rod, two third through holes matched with the clamping rods are formed in the side, back to back, of the principle bin, and fourth through holes matched with the clamping rods are formed in the side, back to back, of the first sliding block.

Preferably, the relative one side of left side riser and right side riser all is seted up the quantity and is a plurality of draw-in groove, draw-in groove and kelly looks adaptation, quantity are a plurality of the draw-in groove is from last to being linear equidistance distribution down.

Preferably, the front of the motion block is provided with a fifth through hole matched with the slide bar, and the front of the principle bin and the front of the placing plate are provided with sixth through holes which are communicated with each other and matched with the pull rod.

(III) advantageous effects

Compared with the prior art, the invention provides the rapid temperature change test box for checking the temperature cycle change of the electrical material, which has the following beneficial effects:

1. this quick temperature change test box of examination electrical material temperature cycle change, through starting driving motor, make the second threaded rod rotate, again through being provided with stopper and gag lever post, the position of movable block has been restricted, make movable block accessible second threaded rod and second screw thread through-hole threaded connection and back-and-forth movement, it has third slide rail sliding connection and back-and-forth movement to drive the movable plate through the third slider, when the movable plate removed the outside that two-thirds all is located the standing groove, driving motor can be closed, then the staff can carry out placing or taking of product, avoided the staff to be scalded when taking or placing the product, and then make whole device use more convenient and practical.

2. The rapid temperature change test box for checking the temperature cycle change of the electrical material limits the movement of the left vertical plate by rotating the first threaded rod and arranging the second slide rail to be slidably connected with the second slide block, so that the left vertical plate can move left and right through the threaded connection of the first threaded through hole and the first threaded rod, the distance between the left vertical plate and the right vertical plate can be adjusted, further, a worker can place products with different sizes on the placing plate, the fixation of the products with different sizes is realized, the whole device is more convenient and practical to use, the movement block can move towards the front by pulling the pull rod, so that the connecting rod pulls the first U-shaped fixing frame, the two displacement rods move relatively, the reset spring is compressed, the clamping rod is further separated from the clamping groove, and then the placing plate can move up and down through the sliding connection of the first slide block and the first slide rail, after the placing plate moves to a proper position, the pull rod can be loosened, and the clamping rod is inserted into and placed in the clamping groove corresponding to the position of the placing plate through the tension of the reset spring, so that the placing plate is fixed, the height of the placing plate is adjusted, products with different heights can be placed, two adjacent placing plates are adjusted, the space in the placing groove can be reasonably and effectively utilized, and the whole device is further enabled to be used more conveniently and practically.

Drawings

FIG. 1 is a schematic structural diagram of a rapid temperature change test box for examining temperature cycle changes of electrical materials according to the present invention;

FIG. 2 is a schematic view of the interior of a rapid temperature change test box placing groove for examining the temperature cycle change of electrical materials according to the present invention;

FIG. 3 is an enlarged schematic structural view of A in FIG. 2 of a rapid temperature change test chamber for examining temperature cycle changes of electrical materials according to the present invention;

fig. 4 is a top cross-sectional view of a rapid temperature change test box placing plate for examining temperature cycling of electrical materials according to the present invention.

In the figure: the rapid temperature change experiment box comprises a 1 rapid temperature change experiment box, 2 placing grooves, 3 first threaded rods, 4 right side vertical plates, 5 metal plates, 6 left side vertical plates, 7 first sliding blocks, 8 first sliding rails, 9 baffle plates, 10 placing plates, 11 second sliding blocks, 12 moving plates, 13 moving rods, 14 limiting blocks, 15 moving blocks, 16 second threaded rods, 17 driving motors, 18 limiting rods, 19 metal bins, 20 supporting blocks, 21 second sliding rails, 22 third sliding blocks, 23 third sliding rails, 24 connecting plates, 25 clamping rods, 26 principle bins, 27 partition plates, 28 first U-shaped fixing frames, 29 sliding rods, 30 moving blocks, 31 second U-shaped fixing frames, 32 pulling rods, 33 connecting rods, 34 reset springs and 35 displacement rods.

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. 1-4, a rapid temperature change test box for checking temperature cycle changes of electrical materials comprises a rapid temperature change test box 1, a placing groove 2 is formed in the front of the rapid temperature change test box 1, a metal bin 19 is fixedly connected to the inner bottom wall of the placing groove 2, two support blocks 20 are fixedly connected to the inner wall of the placing groove 2 and are respectively located at the left side and the right side of the metal bin 19, third slide rails 23 are fixedly connected to the tops of the two support blocks 20, a driving motor 17 is fixedly installed on the back of the inner bottom wall of the metal bin 19, the type of the driving motor 17 can be Y160M-4, a second threaded rod 16 movably connected to the inner wall of the front of the metal bin 19 is fixedly connected to the output shaft of the driving motor 17, two limit rods 18 are fixedly connected between the inner wall of the front of the metal bin 19 and the inner wall of the back, a movable block 15 is movably installed on the, the front of the movable block 15 is provided with a second threaded through hole, the second threaded through hole is in threaded connection with a second threaded rod 16, the left side and the right side of the movable block 15 are fixedly connected with limit blocks 14 respectively positioned at the outer sides of the two limit rods 18, the front of the two limit blocks 14 are provided with first through holes, the two first through holes are respectively matched with the two limit rods 18, the top of the movable block 15 is fixedly connected with a moving rod 13, one end of the moving rod 13 penetrates through and extends to the top of the metal bin 19, the top of the metal bin 19 is provided with a rectangular through hole, the length of the rectangular through hole is the same as the diameter of the moving rod 13, the width of the rectangular through hole is four fifths of the width of the metal bin 19, the top of the moving rod 13 is fixedly connected with a moving plate 12, the back of the left side and the right side of the bottom of the moving plate 12 is fixedly connected, the left side of the top of the movable plate 12 is fixedly connected with a metal plate 5, the top of the movable plate 12 is fixedly connected with a second slide rail 21 positioned on the right side of the metal plate 5, the top of the movable plate 12 is movably provided with a left vertical plate 6, the bottom of the left vertical plate 6 is fixedly connected with a second slide block 11 in sliding connection with the second slide rail 21, the right side of the top of the movable plate 12 is fixedly connected with a right vertical plate 4, the right side of the right vertical plate 4 is movably connected with a first threaded rod 3, one end of the first threaded rod penetrates through and extends to the left side of the left vertical plate 6 and is movably connected with the right side of the metal plate 5, the right side of the left vertical plate 6 is provided with a first threaded through hole, the first threaded through hole is in threaded connection with the first threaded rod 3, one side of the left vertical plate 6 opposite to the right vertical, the top of the principle bin 26 and the top of the placing plate 10 are located on the same plane, the principle bin 26 is in an L shape, the side, opposite to the placing plate 10, on the left side is fixedly connected with a first sliding block 7 in sliding connection with a first sliding rail 8, the side, opposite to the placing plate 10, on the right side is fixedly connected with a baffle 9, the top of the placing plate 10 is fixedly connected with a principle bin 26, one end of the principle bin 26 penetrates through and extends to the inside of the placing plate 10, the inner wall of the back of the principle bin 26 is fixedly connected with a partition plate 27, one side, opposite to the two partition plates 27, of each partition plate 27 is movably provided with a displacement rod 35, one end of each displacement rod 35 penetrates through and extends to the opposite side of the two partition plates 27, the right side of each partition plate 27 is provided with a second through hole matched with the displacement rod 35, one side, opposite to the, third through holes matched with the clamping rods 25 are formed in one side, opposite to each other, of each of the two principle bins 26, fourth through holes matched with the clamping rods 25 are formed in one side, opposite to each other, of each of the two first sliding blocks 7, a plurality of clamping grooves are formed in one side, opposite to each of the left vertical plate 6 and the right vertical plate 4, the clamping grooves are matched with the clamping rods 25 and are linearly and equidistantly distributed from top to bottom, first U-shaped fixing frames 28 are fixedly connected to one side, opposite to each of the two displacement rods 35, return springs 34 are sleeved on the outer sides of the displacement rods 35, sliding rods 29 are fixedly connected between the inner walls of the front side and the back side of each principle bin 26, movement blocks 30 are movably mounted on the outer sides of the sliding rods 29, fifth through holes matched with the sliding rods 29 are formed in the front side of each movement block 30, second U-shaped fixing frames 31 are fixedly connected to the back sides of the movement blocks 30, connecting rods 33 hinged to the two first U-shaped fixing frames 28, the positive fixedly connected with one end of motion piece 30 runs through and extends to the pull rod 32 of placing the positive of board 10, and the front of principle storehouse 26 all sets up the sixth through-hole that communicates each other and with pull rod 32 looks adaptation with the front of placing board 10, and the electrical components that appear herein all is connected with external master controller and 220V commercial power to the master controller can play the conventional known equipment of control for the computer etc. and current public power connection technology, does not have in the text repeated description.

In conclusion, according to the rapid temperature change test box for checking the temperature cycle change of the electrical material, the second threaded rod 16 is rotated by starting the driving motor 17, the position of the movable block 15 is limited by the limit block 14 and the limit rod 18, the movable block 15 can be connected with the second threaded through hole through threads through the second threaded rod 16 and can move back and forth, the movable plate 12 is driven to move back and forth through the third sliding block 22 by the third sliding rail 23 in a sliding connection manner, when the movable plate 12 moves to the outer side where two thirds of the movable plate are located on the placing groove 2, the driving motor 17 can be closed, then the worker can place or take the product, the worker is prevented from being scalded when the worker takes or places the product, and the whole device is more convenient and practical to use.

Moreover, by rotating the first threaded rod 3 and by arranging the second slide rail 21 and the second slide block 11 to be slidably connected, the movement of the left vertical plate 6 is limited, the left vertical plate 6 can be connected with the first threaded rod 3 through the first threaded through hole and move left and right, the distance between the left vertical plate 6 and the right vertical plate 4 can be adjusted, and further, a worker can place products with different sizes on the placing plate 10, so that the products with different sizes can be fixed, the whole device is more convenient and practical to use, by pulling the pull rod 32, the movement block 30 moves towards the front, so that the connecting rod 33 pulls the first U-shaped fixing frame 28, the two displacement rods 35 move relatively, the reset spring 34 is compressed, the clamping rod 25 is further separated from the clamping groove, and then the placing plate 10 can move up and down through the sliding connection of the first slide block 7 and the first slide rail 8, after the placing plate 10 is moved to a proper position, the pull rod 32 can be loosened, the clamping rod 25 is inserted into the clamping groove corresponding to the position of the placing plate 10 through the tension of the reset spring 34, so that the placing plate 10 is fixed, the height of the placing plate 10 is adjusted, products with different heights can be placed, the position between two adjacent placing plates 10 is adjusted, the space in the placing groove 2 can be reasonably and effectively utilized, the whole device is further more convenient and practical to use, various tests of products when the conventional rapid temperature change test box is used for testing the products on a workbench of a laboratory are solved, but the detection mode of the products has certain defects, the detection mode can not detect the placing surface of the products, which is in contact with the workbench, can not be suitable for products with different sizes, and has limitations, can cause certain experimental error, reduce the experimental efficiency of enterprise, simultaneously after the product experiment is accomplished, the temperature in the whole experimental box is higher, and the staff is when the product of taking, is scalded problem very easily.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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

1. The utility model provides a quick temperature change proof box of examination electrical material temperature cycle change, includes quick temperature change proof box (1), its characterized in that: standing groove (2) have been seted up in the front of quick warm change experimental box (1), interior diapire fixedly connected with metal storehouse (19) of standing groove (2), the inner wall fixedly connected with quantity of standing groove (2) is two and is located supporting shoe (20) of metal storehouse (19) left and right sides respectively, two the equal fixedly connected with third slide rail (23) in top of supporting shoe (20), the back fixed mounting of diapire has driving motor (17) in metal storehouse (19), the output shaft fixedly connected with of driving motor (17) and metal storehouse (19) positive inner wall swing joint's second threaded rod (16), fixedly connected with quantity is two gag lever post (18) between the inner wall at the positive inner wall of metal storehouse (19) and the back, the outside movable mounting of second threaded rod (16) has movable block (15), the equal fixedly connected with in the left and right sides of movable block (15) is located the gag lever post (18) outside respectively A limiting block (14), a moving rod (13) with one end penetrating through and extending to the top of the metal bin (19) is fixedly connected to the top of the moving block (15), a moving plate (12) is fixedly connected to the top of the moving rod (13), connecting plates (24) are fixedly connected to the back faces of the left side and the right side of the bottom of the moving plate (12), third sliding blocks (22) which are respectively in sliding connection with the two third sliding rails (23) are fixedly connected to the bottoms of the two connecting plates (24), a metal plate (5) is fixedly connected to the left side of the top of the moving plate (12), a second sliding rail (21) which is positioned on the right side of the metal plate (5) is fixedly connected to the top of the moving plate (12), a left side vertical plate (6) is movably mounted at the top of the moving plate (12), and a second sliding block (11) which is in sliding connection with the, the right side of the top of the moving plate (12) is fixedly connected with a right vertical plate (4), the right side of the right vertical plate (4) is movably connected with a first threaded rod (3) of which one end penetrates through and extends to the left side of a left vertical plate (6) and is movably connected with the right side of a metal plate (5), one side of the left vertical plate (6) opposite to the right vertical plate (4) is fixedly connected with a first sliding rail (8), one side of the left vertical plate (6) opposite to the right vertical plate (4) is movably provided with at least three placing plates (10), one side of the left placing plate (10) opposite to the placing plate (10) on the right side is fixedly connected with a first sliding block (7) in sliding connection with the first sliding rail (8), the top of the placing plate (10) is fixedly connected with a baffle (9), and the top of the placing plate (10) is fixedly connected with a principle bin (26) of which one end penetrates through and extends to the inside of the, the inner wall at the back of the principle bin (26) is fixedly connected with a partition plate (27), two opposite sides of the partition plate (27) are respectively and movably provided with a displacement rod (35) with one end respectively penetrating and extending to one side of the two partition plates (27) opposite to each other, one opposite side of the two displacement rods (35) is respectively and fixedly connected with a clamping rod (25) with one end respectively penetrating and extending to the insides of the left vertical plate (6) and the right vertical plate (4), one opposite side of the two displacement rods (35) is respectively and fixedly connected with a first U-shaped fixing frame (28), the outer side of each displacement rod (35) is sleeved with a return spring (34), a sliding rod (29) is fixedly connected between the front inner wall and the back inner wall of the principle bin (26), the outer side of each sliding rod (29) is movably installed with a movement block (30), and the back of each movement block (30) is fixedly, the back of the two second U-shaped fixing frames (31) are hinged with connecting rods (33) hinged with the two first U-shaped fixing frames (28) respectively, and one end of the front face of the moving block (30) is fixedly connected with a pull rod (32) which penetrates through and extends to the front face of the placing plate (10).

2. The rapid temperature change test chamber for examining the temperature cycling of electrical materials according to claim 1, wherein: and a second threaded through hole is formed in the front surface of the movable block (15), and the second threaded through hole is in threaded connection with a second threaded rod (16).

3. The rapid temperature change test chamber for examining the temperature cycling of electrical materials according to claim 1, wherein: the front surfaces of the two limiting blocks (14) are provided with first through holes, and the two first through holes are respectively matched with the two limiting rods (18).

4. The rapid temperature change test chamber for examining the temperature cycling of electrical materials according to claim 1, wherein: rectangular through-hole has been seted up at the top in metal storehouse (19), rectangular through-hole's length is the same with the diameter of carriage release lever (13), rectangular through-hole's width is four fifths of metal storehouse (19) width.

5. The rapid temperature change test chamber for examining the temperature cycling of electrical materials according to claim 1, wherein: a first threaded through hole is formed in the right side of the left vertical plate (6) and is in threaded connection with the first threaded rod (3).

6. The rapid temperature change test chamber for examining the temperature cycling of electrical materials according to claim 1, wherein: the top of the principle bin (26) and the top of the placing plate (10) are located on the same plane, and the principle bin (26) is L-shaped.

7. The rapid temperature change test chamber for examining the temperature cycling of electrical materials according to claim 1, wherein: the second through-hole with displacement pole (35) looks adaptation is seted up on the right side of baffle (27), two the third through-hole with kelly (25) looks adaptation is all seted up to the one side that principle storehouse (26) were carried on the back mutually, two the fourth through-hole with kelly (25) looks adaptation is all seted up to the one side that first slider (7) were carried on the back mutually.

8. The rapid temperature change test chamber for examining the temperature cycling of electrical materials according to claim 1, wherein: the relative one side of left side riser (6) and right side riser (4) all seted up quantity and be a plurality of draw-in groove, draw-in groove and kelly (25) looks adaptation, quantity are a plurality of the draw-in groove is from last to being linear equidistance distribution down.

9. The rapid temperature change test chamber for examining the temperature cycling of electrical materials according to claim 1, wherein: the front surface of the motion block (30) is provided with a fifth through hole matched with the slide rod (29), and the front surface of the principle bin (26) and the front surface of the placing plate (10) are provided with sixth through holes which are communicated with each other and matched with the pull rod (32).