CN211206121U

CN211206121U - Cold and hot impact test box based on free piston type Stirling refrigerator

Info

Publication number: CN211206121U
Application number: CN201922371004.1U
Authority: CN
Inventors: 柳猛; 陈芸; 胡兴华
Original assignee: Wuhan Steyuan Energy Technology Co ltd
Current assignee: Wuhan Steyuan Energy Technology Co ltd
Priority date: 2019-12-26
Filing date: 2019-12-26
Publication date: 2020-08-07
Anticipated expiration: 2029-12-26

Abstract

The utility model discloses a cold and hot impact test case based on free piston stirling refrigerator, the on-line screen storage device comprises a base, the upper end of base is provided with the box, the lower extreme of base is provided with a plurality of backup pads, front end one side of box is provided with the chamber door, one side of chamber door is provided with the handle, the box is close to upper end one side of chamber door is provided with control panel, control panel's upper end is provided with the display screen, the lower extreme of display screen is provided with a plurality of operation buttons, the operation button with be provided with a plurality of pilot lamps between the display screen, the front end of box just is located control panel's below is provided with the spirit level, the both sides of box all be provided with spirit level matched with removes adjusting device. Has the advantages that: the height and the adjustment are more accurate when the support is kept, the levelness in the largest range can be adapted, the practicability is enhanced by conveniently moving, and the working efficiency is improved.

Description

Cold and hot impact test box based on free piston type Stirling refrigerator

Technical Field

The utility model relates to a cold and hot impact test case technical field particularly, relates to a cold and hot impact test case based on free piston stirling refrigerator.

Background

The cold and hot impact test box is the necessary test equipment of material trades such as metal, plastics, rubber, electron for test material structure or combined material endure degree under the continuous environment of extreme high temperature and extreme low temperature in the twinkling of an eye, can detect the chemical change or the physical injury that the sample arouses because of expend with heat and contract with cold in the shortest time. In the free piston type Stirling refrigerator, a cold and hot shock test needs to be carried out on the application of the free piston type Stirling refrigerator in the field of infrared focal plane detector refrigeration, the cold and hot shock test box of the free piston type Stirling refrigerator does not have mobility, and a universal wheel with mobility does not have adjustability and supports after moving.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

To the problem among the correlation technique, the utility model provides a cold and hot impact test case based on free piston formula stirling refrigerator to overcome the above-mentioned technical problem that current correlation technique exists.

Therefore, the utility model discloses a specific technical scheme as follows:

the utility model provides a cold and hot impact test case based on free piston formula stirling refrigerator, includes the base, the upper end of base is provided with the box, the lower extreme of base is provided with a plurality of backup pads, front end one side of box is provided with the chamber door, one side of chamber door is provided with the handle, the box is close to upper end one side of chamber door is provided with control panel, control panel's upper end is provided with the display screen, the lower extreme of display screen is provided with a plurality of operation buttons, the operation button with be provided with a plurality of pilot lamps between the display screen, the front end of box just is located control panel's below is provided with the spirit level, the both sides of box all be provided with spirit level matched with removes adjusting device.

Furthermore, the lower ends of the supporting plates are provided with anti-slip pads.

Furthermore, the lower end of the box door is provided with a heat dissipation net.

Furthermore, the front end of the box body is positioned below the control panel and is provided with a heat dissipation grid.

Further, the model of the level gauge is BW L326.

Further, the movable adjusting device comprises fixing frames which are arranged at two ends of the box body, sleeves are arranged between every two fixing frames, universal wheels are arranged below the fixing frames, grooves are arranged at the lower ends of the fixing frames, adjusting rods fixedly connected with the universal wheels are arranged at the bottom ends of the grooves in an inserting manner, threaded grooves are arranged in the middle parts of the adjusting rods, motors are arranged at one ends of the fixing frames, rotating rods penetrating the fixing frames and the middle parts of the sleeves are arranged at one ends of the rotating rods, a first bevel gear is arranged at one end of the rotating rods, which are positioned in the fixing frames, a second bevel gear matched and connected with the first bevel gear is arranged in the middle parts of the fixing frames, screw rods matched with the threaded grooves are arranged at the lower ends of the second bevel gear, and horizontal wheels are arranged at the upper ends of the screw rods, which are close to, the horizontal wheel is matched and connected with the middle part of the fixed frame through a bearing.

Further, the box corresponds the inside of chamber door is provided with the material district, the box is located the inside in material district is provided with the heat preservation, the lower extreme in material district is provided with the free piston refrigerator, the upper end of free piston refrigerator be provided with the corresponding cryogenics pipe of connecting in material district, the lower extreme in material district is provided with the electric heating coil who is connected with the commercial power.

The utility model provides a cold and hot impact test case based on free piston formula stirling refrigerator, beneficial effect as follows: the utility model discloses an operation button comes to control equipment and operate at control panel with the display screen, carry out cold and hot experiment under the work of material district fit free piston refrigerator to cryostraw and electric heating coil, it can carry out intelligent cold and hot experimental control to equipment to reach, compile the temperature shock variation of fit experimental free piston stirling refrigerator well and adjust for the controller, through the altitude mixture control of removal adjusting device to the universal wheel, it is higher to avoid one end to appear in the cooperation spirit level, make when keeping supporting highly more accurate with the regulation, can adapt to the levelness on the widest range, conveniently remove and strengthened the practicality, and work efficiency is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a cold and hot impact test chamber based on a free piston type stirling cryocooler according to an embodiment of the present invention;

fig. 2 is a schematic diagram of a mobile adjusting device of a cold and hot impact test chamber based on a free piston type stirling cryocooler according to an embodiment of the present invention;

fig. 3 is a schematic diagram of a free piston stirling cooler based on a cold shock test chamber of the free piston stirling cooler in accordance with an embodiment of the present invention.

In the figure:

1. a base; 2. a box body; 3. a support plate; 4. a box door; 5. a handle; 6. a control panel; 7. a display screen; 8. operating a key; 9. an indicator light; 10. a level gauge; 11. moving the adjusting device; 12. a non-slip mat; 13. a heat-dissipating web; 14. a heat dissipation grid; 15. a fixed mount; 16. a sleeve; 17. a universal wheel; 18. adjusting a rod; 19. a thread groove; 20. a motor; 21. rotating the rod; 22. a first bevel gear; 23. a second bevel gear; 24. a screw; 25. a horizontal wheel; 26. a material area; 27. a heat-insulating layer; 28. a free piston stirling cooler; 29. a cryostraw; 30. an electric heating coil.

Detailed Description

For further explanation of the embodiments, the drawings are provided as part of the disclosure and serve primarily to illustrate the embodiments and, together with the description, to explain the principles of operation of the embodiments, and to provide further explanation of the invention and advantages thereof, it will be understood by those skilled in the art that various other embodiments and advantages of the invention are possible, and that elements in the drawings are not to scale and that like reference numerals are generally used to designate like elements.

According to the utility model discloses an embodiment provides a cold and hot impact test case based on free piston stirling refrigerator.

The first embodiment is as follows:

as shown in fig. 1-2, a cold and hot impact test chamber based on a free piston type stirling cryocooler according to an embodiment of the present invention includes a base 1, the upper end of the base 1 is provided with a box body 2, the lower end of the base 1 is provided with a plurality of supporting plates 3, a box door 4 is arranged on one side of the front end of the box body 2, a handle 5 is arranged on one side of the box door 4, a control panel 6 is arranged on one side of the upper end of the box body 2 close to the box door 4, a display screen 7 is arranged on the upper end of the control panel 6, a plurality of operation keys 8 are arranged at the lower end of the display screen 7, a plurality of indicator lamps 9 are arranged between the operation keys 8 and the display screen 7, the front end of the box body 2 is positioned below the control panel 6 and is provided with a level gauge 10, and two sides of the box body 2 are provided with a mobile adjusting device 11 matched with the level gauge 10.

Example two:

as shown in fig. 1-3, the lower ends of the supporting plates 3 are provided with anti-skid pads 12, the lower end of the box door 4 is provided with a heat radiating net 13, the front end of the box body 2 is positioned below the control panel 6 and is provided with a heat radiating grid 14, and the type of the level gauge 10 is BW L326.

As shown in fig. 1-3, the movable adjusting device 11 includes fixed frames 15 disposed at both ends of the box body 2, a sleeve 16 is disposed between every two fixed frames 15, universal wheels 17 are disposed below the fixed frames 15, a groove is disposed at a lower end of the fixed frames 15, adjusting rods 18 fixedly connected to the universal wheels 17 are disposed at bottom ends of the grooves, thread grooves 19 are disposed at middle portions of the adjusting rods 18, a motor 20 is disposed at one end of each fixed frame 15, a rotating rod 21 disposed at one end of the motor 20 and inserted between the fixed frame 15 and the sleeve 16 is disposed at a bottom end of the groove, a first bevel gear 22 is disposed at one end of the rotating rod 21 inside the fixed frame 15, a second bevel gear 23 coupled to the first bevel gear 22 is disposed at a middle portion of the fixed frame 15, and a screw 24 coupled to the thread grooves 19 is disposed at a lower end of the second bevel gear 23, and a horizontal wheel 25 is arranged at the upper end of the screw 24 close to the second bevel gear 23, and the horizontal wheel 25 is matched and connected with the middle part of the fixed frame 15 through a bearing.

As shown in fig. 1 to 3, a material area 26 is provided inside the box body 2 corresponding to the box door 4, an insulating layer 27 is provided inside the material area 26 of the box body 2, a free piston refrigerator 28 is provided at the lower end of the material area 26, a low-temperature pipe 29 correspondingly connected to the material area 26 is provided at the upper end of the free piston stirling refrigerator 28, and an electric heating coil 30 connected to the commercial power is provided at the lower end of the material area 26.

For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process.

In practical application, the equipment is controlled and operated on the control panel 6 through the operation key 8 of the control mechanism on the box body 2 on the display screen 7, so that the equipment can be intelligently controlled, the temperature impact change of the free piston type Stirling refrigerator for the matching test is well compiled for the controller and adjusted, the redundant heat generated in operation is effectively and timely removed through the heat dissipation net 13 and the heat dissipation grille 14, the normal use of the machine is convenient to ensure, the service life is prolonged, the motor 20 on the corresponding fixing frame 2 is started according to the prompt of the level gauge 10 under the display of whether the supporting plate 3 is in a horizontal position or not through the level gauge 10, the rotating rod 21 connected with the motor 20 is linked with the bevel gear I22 to move, and then the bevel gear I22 is meshed with the bevel gear II 23, so that the screw rod 24 is meshed with the thread groove 19 in the adjusting rod 18 at the lower end, and then under the rotation of screw rod 24, adjust pole 18 and support the lift, thereby reach the altitude mixture control to universal wheel 17, cooperation spirit level 10 avoids one end to appear higher, make when keeping supporting highly more accurate with the regulation, can adapt to the levelness on the widest scope, conveniently remove, through place the device that needs cold and hot impact test at material district 26, cooperate free piston stirling refrigerator 28 to carry out cold and hot test under the work of low-temperature tube 29 and electric heating coil 30 in material district 26.

To sum up, with the aid of the above technical scheme of the utility model, come to control and operate equipment at control panel 6 through operation button 8 and display screen 7, carry out cold and hot experiment under material district 26 interior cooperation free piston stirling refrigerator 28 to cryogenics 29 and electric heating coil 30's work, reach and to carry out intelligent cold and hot experimental control to equipment, compile the temperature shock change of the experimental free piston stirling refrigerator of cooperation well for the controller and adjust, through the altitude mixture control of removal adjusting device 11 to universal wheel 17, cooperation spirit level 10 avoids one end to appear higher, make when keeping supporting highly more accurate with the regulation, can adapt to the levelness on the largest scale, conveniently remove the practicality that has strengthened, work efficiency has been improved.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A cold and hot impact test box based on a free piston type Stirling refrigerator is characterized by comprising a base (1), a box body (2) is arranged at the upper end of the base (1), a plurality of supporting plates (3) are arranged at the lower end of the base (1), a box door (4) is arranged on one side of the front end of the box body (2), a handle (5) is arranged on one side of the box door (4), a control panel (6) is arranged on one side of the box body (2) close to the upper end of the box door (4), a display screen (7) is arranged at the upper end of the control panel (6), a plurality of operation keys (8) are arranged at the lower end of the display screen (7), a plurality of indicating lamps (9) are arranged between the operation keys (8) and the display screen (7), a level meter (10) is arranged at the front end of the box body (2) and below the control panel, and two sides of the box body (2) are respectively provided with a mobile adjusting device (11) matched with the gradienter (10).

2. A cold-thermal shock test chamber based on a free-piston stirling cooler in accordance with claim 1 wherein the lower ends of the support plates (3) are each provided with a non-slip mat (12).

3. A cold-thermal shock test chamber based on a free-piston stirling cooler in accordance with claim 1 wherein the lower end of the chamber door (4) is provided with a heat-dissipating mesh (13).

4. A cold-thermal shock test chamber based on a free-piston stirling cooler according to claim 1 wherein the front end of the housing (2) below the control panel (6) is provided with a heat-dissipating grill (14).

5. A cold-thermal shock test chamber for a free-piston stirling cooler in accordance with claim 1 wherein said level (10) is of the type BW L326.

6. The cold and heat impact test box based on the free piston type Stirling refrigerator according to claim 1, wherein the moving adjusting device (11) comprises fixed frames (15) arranged at two ends of the box body (2), a sleeve (16) is arranged between every two fixed frames (15), universal wheels (17) are arranged below the fixed frames (15), grooves are arranged at the lower ends of the fixed frames (15), adjusting rods (18) fixedly connected with the universal wheels (17) are arranged at the bottom ends of the grooves in an inserting manner, threaded grooves (19) are arranged in the middle of the adjusting rods (18), motors (20) are arranged at one ends of the fixed frames (15), rotating rods (21) penetrating through the fixed frames (15) and the middle of the sleeve (16) are arranged at one end of each motor (20), dwang (21) all is located the inside one end of mount (15) is provided with bevel gear (22), the middle part of mount (15) all be provided with bevel gear two (23) that bevel gear (22) cooperateed and connect, the lower extreme of bevel gear two (23) all be provided with thread groove (19) matched with screw rod (24), screw rod (24) are close to the upper end of bevel gear two (23) is provided with horizontal wheel (25), horizontal wheel (25) with mount (15) middle part is passed through the bearing and is connected in coordination.

7. A cold and heat shock test box based on a free piston type Stirling refrigerator according to claim 1, wherein a material area (26) is arranged inside the box body (2) corresponding to the box door (4), an insulating layer (27) is arranged inside the material area (26) of the box body (2), a free piston type Stirling refrigerator (28) is arranged at the lower end of the material area (26), a low-temperature pipe (29) correspondingly connected with the material area (26) is arranged at the upper end of the free piston type Stirling refrigerator (28), and an electric heating pipe (30) connected with commercial power is arranged at the lower end of the material area (26).