CN214470993U

CN214470993U - Small-volume rapid temperature change test box

Info

Publication number: CN214470993U
Application number: CN202120971174.8U
Authority: CN
Inventors: 黄良如; 郭跃华
Original assignee: Sitoma Test Instrument Guangdong Co ltd
Current assignee: Sitoma Test Instrument Guangdong Co ltd
Priority date: 2021-05-08
Filing date: 2021-05-08
Publication date: 2021-10-22
Anticipated expiration: 2031-05-08

Abstract

The utility model discloses a quick alternating temperature test box of little volume, the power distribution box comprises a box body, the inner chamber has been seted up to the inboard of box, the inboard of inner chamber is provided with the heat preservation cover, the inboard embedding of heat preservation cover is provided with the container, the lateral wall bottom side fixedly connected with driving motor of box, driving motor's output end fixedly connected with threaded rod, and the threaded rod run through the lateral wall of box extend to inboard and with heat preservation cover between the bottom side threaded connection, spacing spout has all been seted up to the top both sides of box. The utility model discloses in, the separation effect through the heat preservation cover makes the inner chamber position of refrigerator and heater bottom side reduce cold and hot influence each other, consequently when the heater passes through adjacent temperature regulation mouth to container internal heating, its rate of intensification can be faster, is favorable to promoting the efficiency that the temperature changes, and the refrigerator also is the same reason when cooling down to the container is inside to it is long when experimental to reduce, has certain practicality.

Description

Small-volume rapid temperature change test box

Technical Field

The utility model relates to a temperature change test technical field especially relates to a quick temperature change test box of little volume.

Background

The temperature change test box is suitable for testing various performance indexes of products under the condition of rapid temperature change of aerospace products, information electronic instruments, materials, electricians, electronic products and various electronic components;

when the temperature of the existing temperature change test box is adjusted, although the adjustment of hot and cold output equipment is rapid, the temperature of the inner side of a container of the existing temperature change test box is difficult to complete the change rapidly, and a large amount of time is consumed for changing the temperature of the space around the container when the temperature of the temperature output equipment is changed, so that the test time of the equipment is prolonged.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a small-volume rapid temperature change test box.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a small-volume rapid temperature change test box comprises a box body, wherein an inner cavity is formed in the inner side of the box body, a heat preservation cover is arranged on the inner side of the inner cavity, a container is embedded in the inner side of the heat preservation cover, a driving motor is fixedly connected to the bottom side of the outer side wall of the box body, a threaded rod is fixedly connected to the output end of the driving motor, penetrates through the outer side wall of the box body, extends to the inner side of the box body and is in threaded connection with the bottom side of the heat preservation cover, limiting sliding grooves are formed in two sides of the top end of the box body, a temperature insulation cover is arranged on the outer sides of the two limiting sliding grooves, a refrigerator and a heater are arranged in a sliding mode in an embedded mode respectively, driving push rods are arranged on the top sides of the refrigerator and the heater, a temperature adjusting port is formed in one side of the inner bottom end of the two limiting sliding grooves, a temperature insulation plate is fixedly connected to one end, close to the temperature adjusting port, of the bottom sides of the refrigerator and the heater, and a recovery tank is arranged on the inner bottom side of the box body.

Furthermore, the bottom side of the heat preservation cover is embedded with a sliding rod in a sliding connection mode, and the sliding rod is fixedly connected with the inner side wall of the box body.

Furthermore, the piston ends of the two driving push rods are respectively and fixedly connected with the top ends of the refrigerator and the heater, and the driving push rods are fixedly connected with the inner side wall of the heat insulation cover.

Furthermore, the four corners of the bottom end of the box body are provided with universal wheels.

Furthermore, the outer side wall of the box body is connected with a first heat-preservation door in a rotating mode through hinges corresponding to the positions of the refrigerator and the heater.

Furthermore, the position of the outer side wall of the box body corresponding to the recovery groove is rotatably connected with a second heat preservation door through a hinge.

The utility model has the advantages that:

the utility model discloses when using, the separation effect through the heat preservation cover makes the inner chamber position of refrigerator and heater bottom side reduce cold and hot influence each other, consequently when the heater passes through adjacent temperature regulation mouth to container internal heating, its speed that heaies up can be faster, is favorable to promoting the efficiency that the temperature changes, and the refrigerator also is the same reason when cooling to the container is inside to it is long when experimental to reduce, has certain practicality.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the thermal insulation cover of the present invention;

fig. 3 is a schematic view of the structure of the limiting chute of the present invention.

Illustration of the drawings:

1. a box body; 2. an inner cavity; 3. a heat-preserving cover; 4. a container; 5. a drive motor; 6. a threaded rod; 7. a slide bar; 8. a recovery tank; 9. a heat insulation cover; 10. a refrigerator; 11. a heater; 12. a thermal insulation plate; 13. a limiting chute; 14. a temperature adjusting port; 15. driving the push rod; 16. a first heat-preserving door; 17. a second heat preservation door.

Detailed Description

FIG. 1 to FIG. 3 show, which relates to a small volume rapid temperature change test chamber, comprising a chamber 1, an inner chamber 2 is provided at the inner side of the chamber 1, a thermal insulation cover 3 is provided at the inner side of the inner chamber 2, a container 4 is embedded in the inner side of the thermal insulation cover 3, a driving motor 5 is fixedly connected to the bottom side of the outer side wall of the chamber 1, a threaded rod 6 is fixedly connected to the output end of the driving motor 5, the threaded rod 6 extends to the inner side through the outer side wall of the chamber 1 and is in threaded connection with the bottom side of the thermal insulation cover 3, two limiting chutes 13 are provided at both sides of the top end of the chamber 1, a thermal insulation cover 9 is provided at both outer sides of the two limiting chutes 13, two limiting chutes 13 are respectively embedded and slidably provided with a refrigerator 10 and a heater 11, driving push rods 15 are provided at both top sides of the refrigerator 10 and the heater 11, a temperature adjusting port 14 is provided at both sides of the inner bottom ends of the two limiting chutes 13, a thermal insulation plate 12 is fixedly connected to the refrigerator 10 and one end of the heater 11 near the temperature adjusting port 14, the inner bottom side of the box body 1 is provided with a recovery groove 8.

When the refrigerator is used, if a low-temperature environment needs to be provided for a workpiece in the container 4, the output end of the refrigerator 10 is in butt joint with the adjacent temperature adjusting port 14 by pushing the corresponding driving push rod 15 on the refrigerator 10, so as to refrigerate the interior of the container 4 in the inner cavity 2 of the box body 1, when the workpiece in the container 4 needs to be subjected to temperature rise treatment, firstly the refrigerator 10 is reset by the driving push rod 15 on the refrigerator, the temperature insulation plate 12 on the refrigerator is enabled to block the adjacent temperature adjusting port 14, then the driving motor 5 drives the heat insulation cover 3 to move towards the bottom side of the heater 11 along the sliding rod 7 through the threaded rod 6, the inner cavity 2 part at the bottom side of the heater 11 is enabled to reduce the influence of cooling through the insulation effect of the heat insulation cover 3, therefore, when the heater 11 heats the interior of the container 4 through the adjacent temperature adjusting port 14, the temperature rise rate is faster, and the temperature change efficiency is favorably improved, therefore, the test duration is reduced, and certain practicability is achieved.

In the further scheme, the bottom side of the heat-insulating cover 3 is embedded with the sliding rod 7 in a sliding manner, and the sliding rod 7 is fixedly connected with the inner side wall of the box body 1, so that the heat-insulating cover 3 is convenient to move through the sliding rod 7, and the heat-insulating cover 3 is prevented from swinging when moving.

In a further scheme, the piston ends of the two driving push rods 15 are respectively and fixedly connected with the top ends of the refrigerator 10 and the heater 11, and the driving push rods 15 are fixedly connected with the inner side wall of the heat insulation cover 9, so that the refrigerator 10 and the heater 11 can be respectively pushed to slide along the corresponding limiting sliding grooves 13 through the two driving push rods 15.

In a further scheme, the outer side wall of the box body 1 corresponding to the positions of the refrigerator 10 and the heater 11 are rotatably connected with a first heat-preserving door 16 through hinges, so that the test workpiece in the container 4 can be conveniently taken out by opening the first heat-preserving door 16.

In the further scheme, the position of the outer side wall of the box body 1 corresponding to the recovery tank 8 is rotatably connected with a second heat preservation door 17 through a hinge, so that the condensed water in the recovery tank 8 can be conveniently taken out by opening the second heat preservation door 17.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. The utility model provides a quick alternating temperature test box of little volume, includes box (1), its characterized in that: an inner cavity (2) is formed in the inner side of the box body (1), a heat-insulating cover (3) is arranged on the inner side of the inner cavity (2), a container (4) is embedded in the inner side of the heat-insulating cover (3), a driving motor (5) is fixedly connected to the bottom side of the outer side wall of the box body (1), a threaded rod (6) is fixedly connected to the output end of the driving motor (5), the threaded rod (6) penetrates through the outer side wall of the box body (1) to extend to the inner side and is in threaded connection with the bottom side of the heat-insulating cover (3), limiting sliding grooves (13) are formed in the two sides of the top end of the box body (1), a heat-insulating cover (9) is arranged on the outer sides of the two limiting sliding grooves (13), a refrigerator (10) and a heater (11) are respectively embedded in the two limiting sliding grooves (13), and driving push rods (15) are arranged on the top sides of the refrigerator (10) and the heater (11), temperature adjusting openings (14) are formed in one sides of the inner bottom ends of the two limiting sliding grooves (13), a heat insulation plate (12) is fixedly connected to one end, close to the temperature adjusting openings (14), of the bottom sides of the refrigerating machine (10) and the heater (11), and a recovery groove (8) is formed in the inner bottom side of the box body (1).

2. The small-volume rapid temperature change test chamber according to claim 1, wherein: the bottom side of the heat-insulating cover (3) is embedded with a sliding rod (7), and the sliding rod (7) is fixedly connected with the inner side wall of the box body (1).

3. The small-volume rapid temperature change test chamber according to claim 1, wherein: the piston ends of the two driving push rods (15) are respectively and fixedly connected with the top ends of the refrigerator (10) and the heater (11), and the driving push rods (15) are fixedly connected with the inner side wall of the heat insulation cover (9).

4. The small-volume rapid temperature change test chamber according to claim 1, wherein: the four corners of the bottom end of the box body (1) are provided with universal wheels.

5. The small-volume rapid temperature change test chamber according to claim 1, wherein: the outer side wall of the box body (1) is connected with a first heat-preservation door (16) in a rotating mode through hinges corresponding to the positions of the refrigerator (10) and the heater (11).

6. The small-volume rapid temperature change test chamber according to claim 1, wherein: the outer side wall of the box body (1) is rotatably connected with a second heat preservation door (17) through a hinge at a position corresponding to the recovery tank (8).