High and low temperature fast temperature change box

Abstract

The utility model provides a high and low temperature fast temperature change box, which belongs to the technical field of electronic device environment tests and comprises a box body. The placing box is arranged in the box body through a lifting mechanism; the temperature controller is fixedly connected to the lower inner wall of the box body; the number of the temperature transition assemblies is two, each temperature transition assembly comprises two temperature changing boxes and a second temperature controller, and the two temperature changing boxes are fixedly connected to the inner walls of the two sides of the box body correspondingly; by using the scheme, the time required for temperature conversion in the box body is effectively reduced, the influence on the environment change test required by the electronic device is small, and the environment conversion test of the electronic device is facilitated.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of electronic device environment test, concretely relates to a high and low temperature fast temperature change box. BACKGROUND

[0002] Electronic devices include LED devices, LED lamps and lanterns and the like, and the electronic device environment test is a strict test for ensuring that electronic devices can reliably work under various environmental conditions, including high temperature, low temperature, humidity, salt spray, vibration, impact, pressure and the like test items. By simulating the environmental factors that may be encountered in actual use, the environmental performance of the device is evaluated, potential design defects are found, and product reliability is improved. Environmental testing is of great significance to ensuring the stable operation of electronic equipment in complex environments, and is an indispensable link in the design, production and acceptance process of electronic products. Through these tests, devices of poor quality can be effectively screened out, reducing the failure rate, prolonging the service life of the equipment and improving user satisfaction. The temperature change box is an important tool for electronic device environment test, and after the electronic device is placed in the temperature change box, the electronic device is subjected to aging test through the environmental change in the temperature change box.

[0003] In the prior art, when the electronic device is subjected to environmental test in the temperature change box, the electronic device cannot be immediately converted from a high temperature environment to a low temperature environment in the temperature change box, and the time required for the conversion of the high temperature environment to the low temperature environment is long, which has a certain impact on the environmental test of the electronic device. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a high and low temperature fast temperature change box, and aims at solving the problem that in the prior art, when the electronic device is subjected to environmental test in the temperature change box, the electronic device cannot be immediately converted from a high temperature environment to a low temperature environment in the temperature change box, and the time required for the conversion of the high temperature environment to the low temperature environment is long, which has a certain impact on the environmental test of the electronic device.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0006] A high and low temperature fast temperature change box, comprising:

[0007] A box body;

[0008] A placing box, which is arranged in the box body through a lifting mechanism;

[0009] A temperature controller, which is fixedly connected to the lower inner wall of the box body;

[0010] The temperature transition assembly is provided with two groups, each group of the temperature transition assembly comprises two temperature changing boxes and a second temperature controller, the two temperature changing boxes are fixedly connected to the inner walls of the two sides of the box body respectively, and the two second temperature controllers are fixedly connected in the two temperature changing boxes respectively.

[0011] The above arrangement, by using the device, the second temperature controller runs, generates different temperature with the box body, continues to test the electronic device, when the temperature conversion in the box body is completed, continues to control the lifting mechanism to move the placement box, the placement box is not connected with the temperature transition assembly, continues to test the electronic device in the placement box, effectively reduces the time required for temperature conversion in the box body, and has little influence on the environmental change test of the electronic device, and facilitates the environmental change test of the electronic device.

[0012] Further, the lifting mechanism comprises a lifting plate, a screw rod, a motor and a limiting assembly, the lifting plate is slidingly connected in the box body, the lifting plate is fixedly connected to the lower end of the placement box, the screw rod is rotatably connected to the upper and lower inner walls of the box body, the screw rod is threadedly matched with the lifting plate, the motor is fixedly connected to the upper end of the box body, the output end of the motor is movably penetrated through the upper inner wall of the box body and fixedly connected with the upper end of the screw rod, and the limiting assembly is arranged in the box body and connected with the lifting plate to limit the lifting plate.

[0013] Further, the limiting assembly comprises a plurality of slide rods, the plurality of slide rods are fixedly connected to the upper end of the temperature controller at four corners respectively, and the plurality of slide rods are fixedly connected to the upper inner wall of the box body.

[0014] The above arrangement, the limiting assembly comprises a plurality of slide rods, the plurality of slide rods are fixedly connected to the upper end of the temperature controller at four corners respectively, and the plurality of slide rods are fixedly connected to the upper inner wall of the box body, and the slide rods are used to improve the stability of the lifting plate in up-down sliding.

[0015] Further, the upper end of the box body is fixedly connected with a radiator, and the radiator is connected in the box body.

[0016] The above arrangement can facilitate heat dissipation of the equipment.

[0017] Further, the box body is movably hinged with a glass door through a hinge shaft, the surface of the glass door is fixedly connected with a handle, the surface of the glass door is fixedly connected with a handle, and the placement box is movably hinged with a door plate through a hinge shaft.

[0018] The above arrangement facilitates opening of the glass door.

[0019] Further, the lower end of the box body is fixedly connected with a supporting leg at four corners.

[0020] The above arrangement can facilitate supporting of the box body. Attached Figure Description

[0021] The accompanying drawings are provided to further illustrate the present invention and form part of the specification. They are used together with the embodiments of the present invention to explain the present invention, but do not constitute a limitation thereof. In the drawings:

[0022] Figure 1 This is a first-view perspective perspective view of the present invention;

[0023] Figure 2 This is a second-view perspective perspective view of the present invention;

[0024] Figure 3 This is a third-person perspective view of the present invention;

[0025] Figure 4 This is a cross-sectional view of the present invention.

[0026] In the diagram: 1. Box body; 2. Support legs; 3. Glass door; 4. Handle; 5. Radiator; 6. First temperature controller; 7. Slide rod; 8. Lifting plate; 9. Screw; 10. Motor; 11. Variable temperature chamber; 12. Second temperature controller; 15. Placement box; 16. Door panel. Detailed Implementation

[0027] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0028] Example

[0029] Please see Figures 1-4 The present invention provides the following technical solution:

[0030] A high and low temperature rapid temperature change chamber, comprising:

[0031] Box 1;

[0032] Placement box 15 is installed inside box body 1 via a lifting mechanism;

[0033] Temperature controller 6 is fixedly connected to the lower inner wall of the housing 1;

[0034] The temperature transition assembly is provided with two groups, each group of temperature transition assembly comprises two temperature changing boxes 11 and a second temperature controller 12, the two temperature changing boxes 11 are fixedly connected to the inner walls of the two sides of the box body 1 respectively, and the two second temperature controllers 12 are fixedly connected in the two temperature changing boxes 11 respectively; the two temperature changing boxes 11 are matched with the placing box 15.

[0035] In the embodiment of the utility model, the temperature controller 6 simulates high-temperature or low-temperature environment through operation for the environmental test of the electronic device in the box body 1, the high-temperature or low-temperature environment causes different influences on the electronic device respectively, the placing box 15 is used for placing the electronic device, the temperature controller 6 simulates the environment in the box body 1, when the electronic device is tested at a temperature, the temperature in the box body 1 needs to be converted to another temperature, the placing box 15 is driven to move upward or downward by the lifting mechanism, and is connected to one group of temperature transition assemblies, the placing box 15 and the two temperature changing boxes 11 temporarily form a closed environment, the second temperature controller 12 is operated to generate a different temperature from the temperature in the box body 1, and the electronic device is continuously tested, when the temperature conversion in the box body 1 is completed, the placing box 15 is driven to move by continuously controlling the lifting mechanism, the placing box 15 is not connected to the temperature transition assemblies, and the electronic device in the placing box 15 is continuously tested, the time required for the temperature conversion in the box body 1 is effectively reduced, the influence on the test of the electronic device due to the environmental change is small, and the environmental conversion test of the electronic device is facilitated.

[0036] For details, refer to Figures 1-4 The lifting mechanism comprises a lifting plate 8, a screw rod 9, a motor 10 and a limiting assembly, the lifting plate 8 is slidably connected in the box body 1, the lifting plate 8 is fixedly connected to the lower end of the placing box 15, the screw rod 9 is rotatably connected to the upper and lower inner walls of the box body 1, the screw rod 9 is in threaded connection with the lifting plate 8, the motor 10 is fixedly connected to the upper end of the box body 1, the output end of the motor 10 is movably penetrated through the upper inner wall of the box body 1 and is fixed to the upper end of the screw rod 9, and the limiting assembly is arranged in the box body 1 and connected with the lifting plate 8 to limit the lifting plate 8.

[0037] In the embodiment, the motor 10 in the lifting mechanism drives the screw rod 9 connected to the output end to rotate when the motor 10 is operated, the screw rod 9 drives the lifting plate 8 to move up and down in the box body 1 when the screw rod 9 rotates, the up-and-down movement of the lifting plate 8 is realized through the limiting of the limiting assembly, the placing box 15 is mounted on the surface of the lifting plate 8, the placing box 15 is matched with the temperature changing box 11, and the placing box 15 is used for the temperature change in the box body 1 when the placing box 15 is connected to the temperature changing box 11.

[0038] For details, refer to Figures 1-4 The limiting assembly comprises a plurality of slide rods 7, the plurality of slide rods 7 are fixedly connected to the upper end four corners of the temperature controller 6 respectively, the plurality of slide rods 7 are fixedly connected to the upper inner wall of the box body 1, and the slide rods 7 are used for improving the stability of the up-and-down sliding of the lifting plate 8.

[0039] In the embodiment, four slide rods 7 are arranged, and the four slide rods 7 are fixedly connected to the upper end of the temperature controller 6 at four corners, and the lifting plate 8 slides on the circumferential surface of the slide rod 7.

[0040] For details, please refer to Figures 1-4 The upper end of the box body 1 is fixedly connected with a radiator 5, and the radiator 5 is connected with the box body 1.

[0041] In the embodiment, the radiator 5 is used for radiating heat in the box body 1, so as to facilitate heat dissipation in the box body 1.

[0042] For details, please refer to Figures 1-4 The glass door 3 is movably hinged in the box body 1 through a hinge shaft, the surface of the glass door 3 is fixedly connected with a handle 4, and the door plate 16 is movably hinged in the box 15 through a hinge shaft.

[0043] In the embodiment, the glass door 3 is a double-layer glass structure, which can isolate temperature and facilitate an operator to view electronic devices, and the door plate 16 is made of glass material, which is convenient for the operator to view.

[0044] For details, please refer to Figures 1-4 The lower end of the box body 1 is fixedly connected with a supporting leg 2 at four corners.

[0045] In the embodiment, the supporting leg 2 supports the box body 1.

[0046] It should be noted that: the specific model of the radiator 5, the temperature controller 6, the motor 10 and the second temperature controller 12 is selected by the person skilled in the art, and the above radiator 5, temperature controller 6, motor 10 and second temperature controller 12 all belong to the prior art, and the present scheme does not need to be described.

[0047] The working principle and use process of the utility model: the device is used, first through the handle 4 open glass door 3, then open the door plate 16, place the electronic device to be tested in the placing box 15, through the door plate 16 and glass door 3 are closed, control temperature controller 6 operation, temperature controller 6 in operation in the box 1 simulates the test environment, electronic device is in the environment aging;When the temperature test is completed, it needs to transform to another environment, at this time control the lifting mechanism operation, lifting mechanism drives the placing box 15 to move, the placing box 15 is connected with one group of temperature transition components, through the second temperature controller 12 in temperature transition component operation, the temperature change in the small environment of variable temperature box 11 and placing box 15 group, the temperature change is the temperature that needs to be converted in the box 1, when the temperature change in the box 1 is completed, control the lifting mechanism drives the placing box 15 and variable temperature box 11 separate, continue to carry out environmental test to the placing box 15;Through the use of the device, the second temperature controller 12 operation, produce different temperature with the box 1, continue to test the electronic device, when the temperature conversion in the box 1 is completed, continue to control the lifting mechanism drives the placing box 15 to move, the placing box 15 is not connected with temperature transition components, continue to test the electronic device in the placing box 15, effectively reduce the time required for temperature conversion in the box 1, the test influence of the environmental change of electronic device is small, facilitate the environmental conversion test of electronic device.

[0048] Finally, it should be noted that: the above only for the preferred embodiments of the utility model have described, and not for limiting the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing each embodiment, or equivalent replacement to part of technical features. Any modification, equivalent replacement, improvement etc. that is made within the spirit and principles of the utility model, should be included in the protection scope of the utility model.

Claims

1. A high and low temperature rapid temperature change chamber, characterized in that, include: Box (1); Placement box (15), which is located inside box body (1) by means of lifting mechanism; Temperature controller (6), the temperature controller (6) is fixedly connected to the lower inner wall of the box (1); The temperature transition assembly is provided in two sets. Each set of the temperature transition assembly includes two variable temperature chambers (11) and a second temperature controller (12). The two variable temperature chambers (11) are respectively fixedly connected to the inner walls of the two sides of the box body (1). The two second temperature controllers (12) are respectively fixedly connected to the two variable temperature chambers (11). The two variable temperature chambers (11) are matched with the placement box (15).

2. The high and low temperature rapid temperature change chamber according to claim 1, characterized in that: The lifting mechanism includes a lifting plate (8), a screw (9), a motor (10), and a limiting component. The lifting plate (8) is slidably connected to the box (1) and fixedly connected to the lower end of the placement box (15). The screw (9) is rotatably connected to the upper and lower inner walls of the box (1) and threadedly engaged with the lifting plate (8). The motor (10) is fixedly connected to the upper end of the box (1) and its output end moves through the upper inner wall of the box (1) and is fixed to the upper end of the screw (9). The limiting component is located inside the box (1) and is connected to the lifting plate (8) to limit the lifting plate (8).

3. The high and low temperature rapid temperature change chamber according to claim 2, characterized in that: The limiting component includes multiple slide rods (7), which are fixedly connected to the four upper corners of the temperature controller (6) and are all fixedly connected to the upper inner wall of the box (1).

4. The high and low temperature rapid temperature change chamber according to claim 3, characterized in that: A radiator (5) is fixedly connected to the upper end of the box (1), and the radiator (5) is connected to the inside of the box (1).

5. A high and low temperature rapid temperature change chamber according to claim 4, characterized in that: The box (1) is hinged to a glass door (3) via a hinge shaft, and a handle (4) is fixedly connected to the surface of the glass door (3). The box (15) is hinged to a door panel (16) via a hinge shaft.

6. A high and low temperature rapid temperature change chamber according to claim 5, characterized in that: The box (1) is fixedly connected to four corners at the bottom with legs (2).

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