Balance anti-aging test device

Abstract

The utility model relates to the field of electronic balances, in particular to a balance anti-aging testing device, which comprises a testing box, the inside of the testing box is divided into a testing cavity and two fan chambers respectively positioned on two opposite sides of the testing cavity by a partition plate, air inlets are arranged on the side walls of the fan chambers, an air heater is arranged in one fan chamber, and an air outlet is arranged in the other fan chamber. A ventilation opening is formed in the partition plate, a movable plate is arranged at the ventilation opening, and an air outlet is formed in the bottom of the testing cavity. The balance anti-aging testing device provided by the utility model has a high-temperature testing function and a low-temperature testing function, and can be flexibly switched according to requirements, so that not only is the production efficiency improved, but also the equipment universality is good, and the cost is saved.

Description

TECHNICAL FIELD

[0001] The utility model relates to electronic balance field especially relates to balance aging test device. BACKGROUND

[0002] Electronic balance is used for weighing the mass of object instrument, generally adopts strain sensor, capacitive sensor, electromagnetic balance sensor. Its characteristics are weighing accurate and reliable, display fast and clear and have automatic detection system, simple automatic calibration device and overload protection device. Electronic balance production process, need to product aging test. Aging test equipment such as application number for CN202020558235.3, name for a kind of LED lamp production aging test device of Chinese utility model patent. Traditional aging test equipment generally only satisfy single test mode, i.e. high temperature test or low temperature test, difficult to merge and flexible switching two test modes, not only influence production efficiency, and increase equipment cost. UTILITY MODEL CONTENTS

[0003] The utility model solves the technical problems that provide a kind of balance aging test device with two modes, good versatility.

[0004] In order to solve the above technical problems, the technical scheme adopted by the utility model is: balance aging test device, including test box, the inside of test box is divided into test cavity and two fan rooms respectively located at the opposite sides of test cavity by partition, the side wall of fan room is equipped with air inlet, one fan room is equipped with hot air fan, another fan room is equipped with cold air fan, partition is equipped with air vent, air vent is equipped with moving plate, the bottom of test cavity is equipped with air outlet.

[0005] In optional embodiment, two groups of above layer racks are arranged in test cavity.

[0006] In optional embodiment, two above balance placing grooves are arranged on each group of layer racks.

[0007] In optional embodiment, two above air vents and two groups of above layer racks are arranged alternately in vertical direction.

[0008] In optional embodiment, sliding rail is arranged on partition, and moving plate is slidably connected with sliding rail.

[0009] In optional embodiment, heat insulation layer is arranged on partition.

[0010] In optional embodiment, filter screen is arranged at air inlet, air vent and air outlet.

[0011] In optional embodiment, temperature measuring sensor is arranged in test cavity.

[0012] In optional embodiment, door plate is arranged on the side wall of test cavity.

[0013] In an optional embodiment, the outer wall of the test box is provided with a thermal insulation layer.

[0014] The balance aging resistance test device has the advantages that the test box comprises a first fan chamber, a test cavity and a second fan chamber arranged side by side, the two fan chambers are respectively provided with a hot air fan and a cold air fan, the fan chamber is in communication with the test cavity through a ventilation opening in the partition plate, the hot air fan or the cold air fan is turned on during use, the moving plate at the corresponding ventilation opening is opened, and the ventilation opening on the side not opened is closed by the moving plate, fresh air enters from the air inlet, hot air or cold air enters the test cavity through the opened ventilation opening to test the balance product in the test cavity, and then is discharged from the bottom air outlet. The balance aging resistance test device has the functions of high-temperature test and low-temperature test, can be flexibly switched according to needs, is beneficial to improving production efficiency, has good equipment versatility, and saves cost. BRIEF DESCRIPTION OF DRAWINGS

[0015] Fig. 1 Fig. 1 is a structural schematic view of a balance aging resistance test device;

[0016] Fig. 2 Fig. 2 is another structural schematic view of a balance aging resistance test device;

[0017] Label explanation:

[0018] 1, test box; 11, air outlet; 12, shelf; 13, temperature measurement sensor; 14, door plate; 2, partition plate; 21, ventilation opening; 22, moving plate; 23, sliding rail; 3, test cavity; 4, fan chamber; 41, air inlet; 411, filter screen; 42, hot air fan; 43, cold air fan. DETAILED DESCRIPTION

[0019] In order to illustrate the technical content, purposes and effects of the utility model, the following will be described in combination with the embodiments and the drawings.

[0020] Please refer to Figs. 1-2 The balance aging resistance test device comprises a test box 1, the inside of the test box 1 is divided into a test cavity 3 and two fan chambers 4 located at opposite sides of the test cavity 3 by a partition plate 2, the side wall of the fan chamber 4 is provided with an air inlet 41, a hot air fan 42 is arranged in one fan chamber 4, a cold air fan 43 is arranged in the other fan chamber 4, a ventilation opening 21 is arranged on the partition plate 2, a moving plate 22 is arranged at the ventilation opening 21, and the bottom of the test cavity 3 is provided with an air outlet 11.

[0021] The balance aging resistance testing device has the advantages that the balance aging resistance testing device has high-temperature testing and low-temperature testing functions, can be switched flexibly according to needs, is beneficial to improving production efficiency, has good equipment versatility, and saves cost.

[0022] Further, the testing cavity 3 is internally provided with two or more groups of shelves 12.

[0023] From the above description, it can be known that the shelf 12 is used for placing the balance product to be tested.

[0024] Further, each group of shelves 12 is provided with two or more balance placing grooves.

[0025] From the above description, it can be known that one product to be tested is placed in each balance placing groove.

[0026] Further, the two or more air vents 21 and the two or more groups of shelves 12 are alternately arranged in the vertical direction.

[0027] From the above description, it can be known that the air vent 21 is convenient to send air to the product to be tested between the two adjacent shelves 12.

[0028] Further, the partition plate 2 is provided with a sliding rail 23, and the movable plate 22 is slidingly connected with the sliding rail 23.

[0029] From the above description, it can be known that the sliding rail 23 plays a guiding and limiting role on the movable plate 22.

[0030] Further, the partition plate 2 is provided with a heat insulation layer.

[0031] From the above description, it can be known that the heat insulation layer plays a heat preservation and insulation role.

[0032] Further, the air inlet 41, the air vent 21 and the air outlet 11 are each provided with a filter screen 411.

[0033] From the above description, it can be known that the filter screen 411 is used for filtering dust impurities in the air to avoid affecting the product.

[0034] Further, the testing cavity 3 is internally provided with a temperature measuring sensor 13.

[0035] Further, the side wall of the test cavity 3 is provided with a door plate 14.

[0036] Further, the outer wall of the test box 1 is provided with a heat preservation layer.

[0037] Please refer to Figs. 1-2 The embodiment one of the utility model provides: balance ageing resistance test device, the inside of test box 1 is divided into test cavity 3 and two fan rooms 4 located respectively at the opposite sides of test cavity 3 by partition 2, the side wall of fan room 4 is provided with air inlet 41, hot air fan 42 is provided in one fan room 4, cold air fan 43 is provided in another fan room 4, air vent 21 is provided on partition 2, moving plate 22 is provided at air vent 21, the bottom of test cavity 3 is provided with air outlet 11.

[0038] Two groups of above layer racks 12 are provided in test cavity 3. Two above balance placing grooves are provided on each group of layer racks 12. Two groups of above layer racks 12 are alternately arranged in vertical direction with two above air vents 21. Sliding rail 23 is provided on partition 2, moving plate 22 is slidably connected with sliding rail 23. Heat insulation layer is provided on partition 2. Filter screen 411 is provided at air inlet 41, air vent 21 and air outlet 11. Temperature measuring sensor 13 is provided in test cavity 3. Door plate 14 is provided on the side wall of test cavity 3. Heat preservation layer is provided on the outer wall of test box 1.

[0039] In summary, the balance ageing resistance test device of the utility model, the test box includes the first fan room, test cavity and the second fan room arranged side by side, two fan rooms are respectively installed with hot air fan and cold air fan, and the fan room is communicated with the test cavity through the air vent on the partition, when using, the hot air fan or the cold air fan is started, the moving plate at the corresponding air vent is opened, and the air vent on the side not started is closed by the moving plate, the fresh air enters from the air inlet, the hot air or the cold air enters the test cavity through the opened air vent to test the balance product in the test cavity, and then is discharged from the bottom air outlet. The balance ageing resistance test device provided by the utility model has two functions of high-temperature test and low-temperature test, can be flexibly switched as required, not only is favorable for improving production efficiency, but also has good equipment versatility, and saves cost.

[0040] The above-mentioned is only the embodiment of the utility model, and does not limit the patent range of the utility model, and any equivalent transformation, direct or indirect application in related technical field according to the contents of the utility model specification and drawings is also included in the patent protection range of the utility model.

Claims

1. A balance aging test device, characterized by, The test box is internally divided into a test cavity and two fan rooms on opposite sides of the test cavity by a partition, the side wall of the fan room is provided with an air inlet, one fan room is provided with a hot air fan, the other fan room is provided with a cold air fan, the partition is provided with a ventilation opening, the ventilation opening is provided with a moving plate, the bottom of the test cavity is provided with an air outlet; The partition is provided with a sliding rail, and the moving plate is slidably connected with the sliding rail.

2. The balance weatherometer device of claim 1, wherein, Two or more groups of shelves are arranged in the test cavity.

3. The balance weatherometer apparatus of claim 2, wherein, Two or more balance placing grooves are arranged on each group of shelves.

4. The balance weatherometer apparatus of claim 2, wherein, Two or more ventilation openings and two or more groups of shelves are alternately arranged in the vertical direction.

5. The balance weatherometer apparatus of claim 1, wherein, The partition is provided with a heat insulation layer.

6. The balance weatherometer apparatus of claim 1, wherein, The air inlet, the ventilation opening and the air outlet are each provided with a filter screen.

7. The balance weatherometer apparatus of claim 1, wherein, The side wall of the test cavity is provided with a door plate.

8. The balance weatherometer apparatus of claim 1, wherein, The outer wall of the test box is provided with a heat preservation layer.

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