Hot air aging test box

Abstract

The utility model discloses a hot air aging test box which comprises a base, a box body is arranged on the base, a lead screw rod is rotatably arranged in the box body, a lead screw nut is arranged on the lead screw rod, a connecting plate is arranged on the lead screw nut, a limiting rod is arranged in the box body, and the limiting rod is connected with the box body. The connecting plate is arranged on the limiting rod in a sliding manner; a connecting plate is arranged in the box body, a supporting rod is rotatably arranged on the connecting plate, a sample disc is arranged on the supporting rod, a box door is arranged on the connecting plate, and the box door can be driven to be in sealed connection with the box body by rotating the screw rod; a fixing plate is arranged on the box body, a fixing rod is arranged on the fixing plate in a sliding manner, and at least part of the fixing rod extends into the box body and is movably arranged on the supporting rod, so that the device is easily and uniformly heated in the heating process through a simple structure, and the sample disc is not easy to incline when in use.

Description

Technical Field

[0001] The utility model relates to the field of hot air, and particularly to a hot air aging test chamber. Background Art

[0002] A hot air aging test chamber is an experimental device, applicable to the heat resistance test of non-metallic materials, the ventilation aging test detection of electronic parts and plastic products. For example, a hot air aging test chamber provided in the patent No. CN 219552213 U includes a hot air aging test chamber body. A storage groove is provided on the front of the hot air aging test chamber body. A cover plate corresponding to the storage groove is provided on the front of the hot air aging test chamber body. One side of the cover plate close to the hot air aging test chamber body is fixedly connected with a support plate, and a part of the support plate extends into the storage groove. A sample tray is fixedly connected to the upper end of the support plate. Two symmetrically arranged movable plates are fixedly connected to one side of the cover plate close to the hot air aging test chamber body. A slot corresponding to the movable plate is provided on the front of the hot air aging test chamber body. One end of the movable plate slides and extends into the slot. However, during the heating process of this device, it is not easy to be heated evenly, and the sample tray is prone to tilt during use. Content of the Utility Model

[0003] The purpose of the utility model is to provide a hot air aging test chamber, which solves the problems that the device is not easy to be heated evenly during the heating process and the sample tray is prone to tilt during use.

[0004] To achieve the above purpose, the utility model provides a hot air aging test chamber. The hot air aging test chamber includes a base. A box body is arranged on the base. A lead screw is rotatably arranged in the box body. A lead screw nut is arranged on the lead screw. A connecting plate is arranged on the lead screw nut. A limiting rod is arranged in the box body. The connecting plate is slidably arranged on the limiting rod. A support rod is rotatably arranged on the connecting plate. A sample tray is arranged on the support rod. A box door is arranged on the connecting plate. Rotating the lead screw can drive the box door to be hermetically connected with the box body. A fixing plate is arranged on the box body. A fixing rod is slidably arranged on the fixing plate, and at least part of the fixing rod extends into the interior of the box body and is movably arranged on the support rod.

[0005] Preferably, a rotating rod is rotatably arranged in the base. At least part of the rotating rod extends into the box body and is connected with a worm. A connecting rod is arranged on the lead screw. A worm gear is arranged on the connecting rod. The worm gear is meshed with the worm.

[0006] Preferably, a first motor is arranged in the base. The output shaft of the first motor is connected with the rotating rod.

[0007] Preferably, a second motor is provided on the connecting plate, and an output shaft of the second motor is connected to the support rod.

[0008] Preferably, a slider is provided on the box door, a slide rail is provided on the box body, and the slider is slidably provided on the slide rail.

[0009] Preferably, a sealing ring is provided on the box door.

[0010] Preferably, a handle is provided on the fixed rod.

[0011] The utility model provides a hot air aging test chamber, which includes a base, a box body is provided on the base, a lead screw is rotatably provided in the box body, a lead screw nut is provided on the lead screw, a connecting plate is provided on the lead screw nut, a limiting rod is provided in the box body, and the connecting plate is slidably provided on the limiting rod; a support rod is rotatably provided on the connecting plate, a specimen tray is provided on the support rod, a box door is provided on the connecting plate, and rotating the lead screw can drive the box door to be hermetically connected to the box body; a fixing plate is provided on the box body, a fixed rod is slidably provided on the fixing plate, and at least part of the fixed rod extends into the interior of the box body and is movably provided on the support rod. When using this device, it is necessary to first slide the handle so that the handle drives the fixed rod to be separated from the support rod, and then start the first motor, so that the first motor drives the rotating rod to rotate. During the rotation of the rotating rod, the worm is driven to rotate. During the rotation of the worm, the worm gear is driven to rotate. During the rotation of the worm gear, the lead screw is driven to rotate. During the rotation of the lead screw, while driving the connecting plate to displace, the box door is also driven to displace, so that the box door is separated from the box body, thereby displacing the specimen tray on the connecting plate to the outside of the box body. When the connecting plate is displaced into the box body, it is necessary to slide the fixed rod so that the fixed rod can move on the support rod, and then start the second motor, so that the second motor drives the support rod to rotate. During the rotation of the support rod, the specimen tray is driven to rotate. With a simple structure, the device is easily heated evenly during the heating process, and the specimen tray is not prone to tilt during use.

[0012] Beneficial effects: 1. By starting the second motor, the second motor drives the support rod to rotate, and during the rotation of the support rod, the specimen tray is driven to rotate, so that the device is easily heated evenly during the heating process;

[0013] 2. By sliding the fixed rod, the fixed rod can move on the support rod, so that the specimen tray is not prone to tilt during use.

[0014] Other features and advantages of the present utility model will be described in detail in the following specific implementation section. Brief Description of the Drawings

[0015] The drawings are used to provide a further understanding of the present utility model, and constitute a part of the specification. Together with the following specific implementation, they are used to explain the present utility model, but do not constitute a limitation to the present utility model. In the drawings:

[0016] Figure 1 is the first state structure diagram of the hot air aging test chamber provided by the present utility model;

[0017] Figure 2 is Figure 1 the enlarged structure diagram at position A in

[0018] Figure 3 is the internal structure diagram of the hot air aging test chamber provided by the present utility model;

[0019] Figure 4 is the second state structure diagram of the hot air aging test chamber provided by the present utility model.

[0020] Description of the Reference Numerals

[0021] 1, base; 2, first motor; 3, box body; 4, worm; 5, worm gear; 6, lead screw; 7, connecting plate; 8, limiting rod; 9, support rod; 10, specimen tray; 11, second motor; 12, slide rail; 13, slider; 14, box door; 15, fixing plate; 17, handle; 18, fixing rod. Specific Implementation

[0022] The following details the specific implementation of the present utility model in conjunction with the drawings. It should be understood that the specific implementation described herein is only for the purpose of illustrating and explaining the present utility model, and is not used to limit the present utility model.

[0023] As Figures 1-4As shown in the figure: The present utility model provides a hot air aging test chamber, which includes a base 1. A box body 3 is arranged on the base 1. A lead screw 6 is rotatably arranged in the box body 3. A lead screw nut is arranged on the lead screw 6. A connecting plate 7 is arranged on the lead screw nut. A limiting rod 8 is arranged in the box body 3. The connecting plate 7 is slidably arranged on the limiting rod 8. A support rod 9 is rotatably arranged on the connecting plate 7. A specimen tray 10 is arranged on the support rod 9. A box door 14 is arranged on the connecting plate 7. Rotating the lead screw 6 can drive the box door 14 to be hermetically connected to the box body 3. A fixing plate 15 is arranged on the box body 1. A fixing rod 18 is slidably arranged on the fixing plate 15, and at least part of the fixing rod 18 extends into the interior of the box body 3 and is movably arranged on the support rod 9.

[0024] The working principle of the present utility model: When using this device, it is necessary to first slide the handle so that the handle drives the fixing rod to separate from the support rod. Then start the first motor, so that the first motor drives the rotating rod to rotate. During the rotation of the rotating rod, the worm is driven to rotate. During the rotation of the worm, the worm gear is driven to rotate. During the rotation of the worm gear, the lead screw is driven to rotate. During the rotation of the lead screw, while driving the connecting plate to displace, the box door is also driven to displace, so that the box door is separated from the box body, thereby displacing the specimen tray on the connecting plate to the outside of the box body. When the connecting plate displaces into the box body, it is necessary to slide the fixing rod so that the fixing rod can move on the support rod. Then start the second motor, so that the second motor drives the support rod to rotate. During the rotation of the support rod, the specimen tray is driven to rotate. Through a simple structure, the device is prone to uniform heating during the heating process, and the specimen tray is not prone to tilt during use.

[0025] In a preferred embodiment of the present utility model, a rotating rod is rotatably arranged in the base 1. At least part of the rotating rod extends into the box body 3 and is connected to a worm 3. A connecting rod is arranged on the lead screw 6. A worm gear 5 is arranged on the connecting rod. The worm gear 5 is meshed and connected with the worm 4, which is to conveniently drive the lead screw to rotate by the worm, thereby driving the connecting plate to displace.

[0026] In a preferred embodiment of the present utility model, a first motor 2 is arranged in the base 1. The output shaft of the first motor 2 is connected to the rotating rod, which is to conveniently drive the worm to rotate by the first motor, thereby driving the lead screw to rotate.

[0027] In a preferred embodiment of the present utility model, a second motor 11 is arranged on the connecting plate 7. The output shaft of the second motor 11 is connected to the support rod 9, which is to conveniently drive the support rod to rotate by the second motor.

[0028] In a preferred embodiment of the present utility model, a slider 13 is provided on the box door 14, and a slide rail 12 is provided on the box body 3. The slider 13 is slidably arranged on the slide rail 12, which is for the convenience of limiting the box door and also for the convenience of supporting the box door.

[0029] In a preferred embodiment of the present utility model, a sealing ring is provided on the box door 14, which is for preventing a gap from being generated between the box door and the box body.

[0030] In a preferred embodiment of the present utility model, a handle 17 is provided on the fixed rod 18, which is for the convenience of making it not easy for the support rod to be separated from the fixed rod during the rotation process.

[0031] The preferred embodiments of the present utility model have been described in detail above in conjunction with the accompanying drawings. However, the present utility model is not limited to the specific details in the above embodiments. Within the scope of the technical concept of the present utility model, various simple modifications can be made to the technical solutions of the present utility model, and these simple modifications all fall within the protection scope of the present utility model.

[0032] In addition, it should be noted that, in the case of no contradiction, the various specific technical features described in the above specific embodiments can be combined in any appropriate manner. To avoid unnecessary repetition, the present utility model will not separately describe various possible combination methods.

[0033] Furthermore, any combination can be made between various different embodiments of the present utility model, as long as it does not violate the idea of the present utility model, and it should also be regarded as the content disclosed by the present utility model.

Claims

1. A hot air aging test chamber, characterized in that: The hot air aging test box comprises a base (1), a box body (3) is arranged on the base (1), a screw lever (6) is rotatably arranged in the box body (3), a screw nut is arranged on the screw lever (6), a connecting plate (7) is arranged on the screw nut, a limit rod (8) is arranged in the box body (3), and the connecting plate (7) is slidably arranged on the limit rod (8); A support rod (9) is rotatably provided on the connecting plate (7), a sample plate (10) is provided on the support rod (9), a box door (14) is provided on the connecting plate (7), and the box door (14) can be driven to be sealedly connected to the box body (3) by rotating the wire lever (6); The box body (3) is provided with a fixing plate (15), and a fixing rod (18) is slidably provided on the fixing plate (15). The fixing rod (18) at least partially extends into the interior of the box body (3) and is movably provided on the support rod (9).

2. The hot air aging test chamber according to claim 1, characterized in that: A rotating rod is rotatably arranged in the base (1), the rotating rod at least partially extends into the box body (3) and is connected to a worm (4), a connecting rod is arranged on the wire lever (6), a worm wheel (5) is arranged on the connecting rod, and the worm wheel (5) is meshingly connected with the worm (4).

3. The hot air aging test chamber according to claim 2, characterized in that: A first motor (2) is arranged in the base (1), and an output shaft of the first motor (2) is connected to the rotating rod.

4. The hot air aging test chamber according to claim 1, characterized in that: A second motor (11) is disposed on the connecting plate (7), and an output shaft of the second motor (11) is connected to the supporting rod (9).

5. The hot air aging test chamber according to claim 1, characterized in that: The box door (14) is provided with a slide block (13), the box body (3) is provided with a slide rail (12), and the slide block (13) is slidably arranged on the slide rail (12).

6. The hot air aging test chamber according to claim 5, characterized in that: The box door (14) is provided with a sealing ring.

7. The hot air aging test chamber according to claim 1, characterized in that: The fixing rod (18) is provided with a handle (17).

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