CN219496450U

CN219496450U - Cold and hot incubator

Info

Publication number: CN219496450U
Application number: CN202320126033.5U
Authority: CN
Inventors: 张佳; 赵天彪; 汪金文; 汪明炉
Original assignee: Wentian Jingce Instrument Technology Suzhou Co ltd
Current assignee: Wentian Jingce Instrument Technology Suzhou Co ltd
Priority date: 2023-02-06
Filing date: 2023-02-06
Publication date: 2023-08-08
Anticipated expiration: 2033-02-06

Abstract

The utility model relates to the technical field of electronic components, and discloses a cold and hot incubator, which comprises an adjusting mechanism, and comprises: the sliding rod is fixedly arranged on the left side of the inner wall of the inner box; one end of the bearing is fixedly arranged at the bottom of the inner wall of the inner box; one end of the double screw is fixedly arranged on the inner wall of the bearing, and the rotating handle is fixedly arranged on the extending end of the double screw; one end of the lifting plate is connected to the outer wall of the sliding rod in a sliding way, and the other end of the lifting plate is connected to the lower outer wall of the double screw rod in a threaded way; the heater strip fixed mounting is in the top of lifter plate, is provided with the liquid nitrogen air inlet through the box outer wall and makes liquid nitrogen carry out the low temperature test to the inside electronic components of box, and the box outer wall is provided with the fan and makes inside environment more even, and is more effective to the test of electronic components, and the inside adjustment mechanism that is provided with of box installs the heater strip on the lifter plate and passes through the heater strip and install at the top of lifter plate, and the connecting wire supplies power to heat test temperature resistance to electronic components.

Description

Cold and hot incubator

Technical Field

The utility model relates to the technical field of electronic component testing, in particular to a cold and hot incubator.

Background

Vacuum, low temperature, cold and hot cycles and irradiation are unavoidable environmental factors when a spacecraft is in service in a space environment, and these environmental factors may cause serious damage to electronic components inside the spacecraft. Therefore, before the existing aerospace level electronic components are put into use, the space environmental effect needs to be studied to ensure that the aerospace level electronic components can normally operate in a severe space environment, and further ensure the normal service of the spacecraft;

according to the chinese patent: an environment box for in-situ testing of electrical properties of electronic components, and has the publication number: the device comprises a CN206096193U, wherein the CN206096193U is provided with a temperature control platform for cooling, heating or cold and hot circulating treatment of electronic components to be tested, the test fixture is used for fixing the electronic components to be tested on the temperature control platform, the fixed electronic components are opposite to an irradiation window up and down, a vent hole and a vacuum plug are further arranged on the surface of the environment box, and the fixed electronic components are connected with the vacuum plug through wires. The utility model is suitable for a space environmental effect research of space navigation level electronic components, but the shape of electronic components is different in the in-service use, uses the same fixed device to appear fixing the infirm condition, and above-mentioned patent does not have to change fixed device, and the problem that has the influence test result can not evenly be distributed to above-mentioned patent temperature when carrying out the temperature test, has consequently made the improvement according to the problem that above-mentioned proposes, provides a cold and hot incubator.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a cold and hot box.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: a cold and hot box comprising:

a case;

the supporting legs are fixedly arranged at the bottom of the box body;

the inner box is arranged in the box body;

the liquid nitrogen air inlet is fixedly arranged on the right side of the outer wall of the box body;

the liquid nitrogen outlet is fixedly arranged on the left side of the outer wall of the box body;

the adjusting mechanism is arranged in the inner box;

an adjustment mechanism comprising:

the sliding rod is fixedly arranged on the left side of the inner wall of the inner box;

one end of the bearing is fixedly arranged at the bottom of the inner wall of the inner box;

one end of the double screw rod is fixedly arranged on the inner wall of the bearing, and the other end extends upwards;

the rotating handle is fixedly arranged at the extending end of the double screw;

one end of the lifting plate is connected to the outer wall of the sliding rod in a sliding way, and the other end of the lifting plate is connected to the lower outer wall of the double screw rod in a threaded way;

the heating wire is fixedly arranged at the top of the lifting plate;

and one end of the connecting wire is connected to the inside of the inner box, and the other end of the connecting wire is fixedly connected to the heating wire.

Preferably, the fixing mechanism is arranged inside the inner box;

a securing mechanism comprising:

one end of the top plate is connected to the outer wall of the sliding rod in a sliding way, and the other end of the top plate is connected to the upper outer wall of the double screw rod in a threaded way;

the inserting column is fixedly arranged at the bottom of the top plate;

the hexagonal inserted bar is inserted into the inserted column;

and one end of the spring is fixedly connected to the outer wall of the inserted column, and the other end of the spring is fixedly sleeved on the hexagonal inserted rod.

Preferably, the outer wall movable mounting of box has the chamber door, be provided with double-deck light-transmitting glass on the chamber door, the outer wall right side fixed mounting of box has the plug.

Preferably, the number of the connecting wires is two, and the two connecting wires are electrically connected with the heating wire.

Preferably, the fixing mechanism further comprises a fixing rod, the fixing rod is inserted on the inserting column, and a hexagonal inserting hole is formed in the outer wall of the fixing rod.

Preferably, the outer wall fixed mounting of box has the fan, the air outlet install in the inner wall right side of box, and the controller is installed in box outer wall left side, is provided with the fan through the box outer wall and makes inside environment more even, and is more effective to the test of electronic components.

(III) beneficial effects

Compared with the prior art, the utility model provides a cold and hot incubator, which has the following beneficial effects:

1. this cold and hot incubator, be provided with the liquid nitrogen air inlet through the box outer wall and make liquid nitrogen carry out the low temperature test to the inside electronic components of box, be provided with the fan through the box outer wall and make inside environment more even, it is more effective to the test of electronic components, the inside adjustment mechanism that is provided with of box, thereby drive the twin-screw through the rotating handle at box top, thereby make the lifter plate rise, install the heater strip on the lifter plate and install the top at the lifter plate through the heater strip, the connecting wire supplies power, thereby heat test temperature resistance to electronic components.

2. This cold and hot incubator, through the lifter plate when rising the roof decline compress tightly the electronic component on the lifter plate, thereby removable in order to adapt to different electronic components through the clamp plate of pegging graft on the roof.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic diagram of the present utility model;

FIG. 2 is a schematic front cross-sectional view of the present utility model;

FIG. 3 is a schematic view of the fixing mechanism of the present utility model.

In the figure: 1. a case; 2. supporting feet; 3. an inner box; 4. a liquid nitrogen inlet; 5. a liquid nitrogen outlet; 6. an adjusting mechanism; 61. a slide bar; 62. a bearing; 63. a twin screw; 64. a rotating handle; 65. a lifting plate; 66. a heating wire; 67. a connecting wire; 7. a fixing mechanism; 71. a top plate; 72. inserting a column; 73. hexagonal inserted bar; 74. a spring; 75. a fixed rod; 9. a door; 10. a plug.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Examples of the embodiments are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements throughout or elements having like or similar functionality. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Example 1

As shown in fig. 1 to 3, the present utility model provides a hot and cold incubator comprising: a case 1; the supporting legs 2 are fixedly arranged at the bottom of the box body 1; the inner box 3 is arranged in the box body 1; the liquid nitrogen inlet 4 is fixedly arranged on the right side of the outer wall of the box body 1; the liquid nitrogen outlet 5 is fixedly arranged on the left side of the outer wall of the box body 1; an adjusting mechanism 6 provided inside the inner case 3; an adjusting mechanism 6 includes: the slide bar 61 is fixedly arranged on the left side of the inner wall of the inner box 3; one end of the bearing 62 is fixedly arranged at the bottom of the inner wall of the inner box 3; a twin screw 63 having one end fixedly installed to an inner wall of the bearing 62 and the other end extending upward; a rotating handle 64 fixedly mounted to the extended end of the twin screw 63; a lifting plate 65, one end of which is slidably connected to the outer wall of the slide bar 61, and the other end of which is screw-connected to the lower outer wall of the double screw 63; the heating wire 66 is fixedly arranged at the top of the lifting plate 65; connecting wire 67, one end is connected in the inside of inner box 3, the other end fixed connection is on heater strip 66, the outer wall movable mounting of box 1 has chamber door 9, be provided with double-deck printing opacity glass on the chamber door 9, the outer wall right side fixed mounting of box 1 has plug 10, the quantity of connecting wire 67 is two, two connecting wires 67 all with heater strip 66 electric connection, the outer wall fixed mounting of box 1 has the fan, the air outlet is installed in the inner wall right side of box 1, and the controller is installed in box 1 outer wall left side.

In this embodiment, be provided with liquid nitrogen air inlet 4 through box 1 outer wall and make liquid nitrogen carry out the low temperature test to the inside electronic components of box 1, be provided with the fan through box 1 outer wall and make inside environment more even, it is more effective to the test of electronic components, the inside adjustment mechanism 6 that is provided with of box 1, thereby through rotating the turning handle 64 at box 1 top, drive twin-screw 63 and rotate and make lifter plate 65 rise, install heater strip 66 on the lifter plate 65 and install the top at lifter plate 65 through heater strip 66, the connecting wire 67 supplies power, thereby heat test temperature resistance to electronic components.

Example 2

As shown in fig. 1-3, on the basis of embodiment 1, the present utility model provides a technical solution: the fixing mechanism 7 is arranged inside the inner box 3; the fixing mechanism 7 includes: a top plate 71 having one end slidably connected to the outer wall of the slide bar 61 and the other end screw-coupled to the upper outer wall of the twin screw 63; a plug 72 fixedly mounted to the bottom of the top plate 71; the hexagonal inserted rod 73 is inserted into the inserted column 72; and one end of the spring 74 is fixedly connected to the outer wall of the inserting column 72, the other end of the spring is fixedly sleeved on the hexagonal inserting rod 73, the fixing mechanism 7 further comprises a fixing rod 75, the fixing rod 75 is inserted on the inserting column 72, and a hexagonal inserting hole is formed in the outer wall of the fixing rod 75.

In this embodiment, the electronic components on the lifting plate 65 are pressed by the lifting plate 65 being lifted and the pressing plate inserted on the lifting plate 71 is replaceable to adapt to different electronic components.

The working principle of the cold and hot incubator is specifically described below.

As shown in fig. 1-3, when in use, the liquid nitrogen is arranged at the outer wall of the box body 1 to perform low-temperature test on electronic components in the box body 1 through the liquid nitrogen air inlet 4, the fan is arranged at the outer wall of the box body 1 to make the internal environment more uniform, the test on the electronic components is more effective, the adjusting mechanism 6 is arranged in the box body 1, the rotating handle 64 at the top of the box body 1 is rotated to drive the double screw 63 to rotate so as to enable the lifting plate 65 to rise, the heating wire 66 is arranged on the lifting plate 65 through the heating wire 66, the connecting wire 67 is used for supplying power, thereby performing heating test on the electronic components, the top plate 71 is lowered to compress the electronic components on the lifting plate 65 when the lifting plate 65 rises, and the pressing plate inserted on the top plate 71 is replaceable so as to adapt to different electronic components.

Claims

1. A cold and hot box, comprising:

a case (1);

the supporting legs (2) are fixedly arranged at the bottom of the box body (1);

the inner box (3) is arranged in the box body (1);

the liquid nitrogen air inlet (4) is fixedly arranged on the right side of the outer wall of the box body (1);

a liquid nitrogen outlet (5) fixedly arranged on the left side of the outer wall of the box body (1);

an adjusting mechanism (6) arranged inside the inner box (3);

an adjustment mechanism (6) comprising:

the sliding rod (61) is fixedly arranged on the left side of the inner wall of the inner box (3);

one end of the bearing (62) is fixedly arranged at the bottom of the inner wall of the inner box (3);

a double screw (63) with one end fixedly mounted on the inner wall of the bearing (62) and the other end extending upwards;

a rotating handle (64) fixedly mounted on the extending end of the double screw (63);

a lifting plate (65), one end of which is connected with the outer wall of the sliding rod (61) in a sliding way, and the other end of which is connected with the lower outer wall of the double screw rod (63) in a threaded way;

the heating wire (66) is fixedly arranged at the top of the lifting plate (65);

and one end of the connecting wire (67) is connected to the inside of the inner box (3), and the other end of the connecting wire is fixedly connected to the heating wire (66).

2. A hot and cold box according to claim 1, characterized in that: the device also comprises a fixing mechanism (7) arranged in the inner box (3);

a fixing mechanism (7) comprising:

a top plate (71), one end of which is connected with the outer wall of the sliding rod (61) in a sliding way, and the other end of which is connected with the upper outer wall of the double screw rod (63) in a threaded way;

a plug (72) fixedly mounted on the bottom of the top plate (71);

the hexagonal inserted rod (73) is inserted into the inserted column (72);

a spring (74) with one end fixedly connected to the outer wall of the plug post (72) and the other end fixedly sleeved on

And the hexagonal inserted rod (73).

3. A hot and cold box according to claim 1, characterized in that: the novel portable light box is characterized in that a box door (9) is movably mounted on the outer wall of the box body (1), double-layer light-transmitting glass is arranged on the box door (9), and a plug (10) is fixedly mounted on the right side of the outer wall of the box body (1).

4. A hot and cold box according to claim 1, characterized in that: the number of the connecting wires (67) is two, and the two connecting wires (67) are electrically connected with the heating wire (66).

5. A hot and cold box according to claim 2, characterized in that: the fixing mechanism (7) further comprises a fixing rod (75), the fixing rod (75) is inserted into the inserting column (72), and a hexagonal inserting hole is formed in the outer wall of the fixing rod (75).

6. A hot and cold box according to claim 1, characterized in that: the outer wall fixed mounting of box (1) has the fan, and the air outlet install in the inner wall right side of box (1), and the controller is installed to box (1) outer wall.