CN205982484U - A cycle testing machine for testing the high and low temperature resistance strength of electronic products - Google Patents

Abstract

The utility model discloses a cycle test machine for detecting resistant high low temperature strength of electronic product, including the testing machine main part, the top of testing machine main part is equipped with the alarm, the side of testing machine main part is equipped with switch, light switch, switch and light switch electric connection, one side of testing machine main part is equipped with the sealing door, sealing door and testing machine main part pass through hinge swing joint, one side of testing machine main part is equipped with the display screen, the lower extreme of display screen is equipped with control panel, the side of testing machine main part is equipped with the thermovent, the inside of testing machine main part is equipped with sample rack, heating device, refrigerating plant, condensate water collector, compressor and condenser, the inner wall of testing machine main part is equipped with super temperature protection switch, electric leakage circuit breaker and high-low pressure protection switch, super temperature protection switch, The leakage circuit breaker and the high-low voltage protection switch can realize various protections, and the illuminating lamp can help workers to clearly observe the inside condition.

Description

A cycle testing machine for testing the high and low temperature resistance strength of electronic products

technical field

The utility model relates to the technical field of detecting the high and low temperature resistance strength of electronic products, in particular to a cycle testing machine for detecting the high and low temperature resistance strength of electronic products.

Background technique

High and low temperature cycle test chamber, also known as "high and low temperature alternating test chamber", is an upgraded version of high and low temperature. Necessary testing equipment for home appliances, scientific research and other fields, used to test and determine the parameters and performance of electrical, electronic and other products and materials after high temperature, low temperature, or constant temperature environment changes. With the development of science and technology, there are more and more types of testing machines for testing the high and low temperature resistance of electronic products. However, the current high and low temperature process of the testing machine is carried out independently, and the safety aspect is also lacking. Its functions need to be further improved and Improve.

Therefore, how to design a cycle testing machine for testing the high and low temperature resistance strength of electronic products has become a problem we need to solve at present.

Utility model content

The purpose of this utility model is to provide a cycle testing machine for testing the high and low temperature resistance strength of electronic products, so as to solve the problems raised in the above-mentioned background technology.

In order to achieve the above purpose, the utility model provides the following technical solutions: a cycle testing machine for testing the high and low temperature resistance strength of electronic products, including a testing machine main body, an alarm is provided on the top of the testing machine main body, and the testing machine The side of the main body is provided with a power switch, a light switch and a test hole, the alarm is electrically connected to the power switch, the power switch is electrically connected to the light switch, and one side of the main body of the testing machine is provided with A closed door, the closed door and the main body of the testing machine are flexibly connected by hinges, a display screen is provided on one side of the main body of the testing machine, and a control panel is provided at the lower end of the display screen, and an electric connection between the display screen and the control panel The control panel is electrically connected to the power switch, the side of the main body of the testing machine is provided with a heat dissipation port, and the inside of the main body of the testing machine is provided with a sample rack, a heating device, a cooling device, and a condensed water receiving tray , a compressor and a condenser, the inner wall of the main body of the testing machine is provided with an over-temperature protection switch, a leakage circuit breaker and a high and low voltage protection switch, and the bottom end of the main body of the testing machine is provided with four symmetrical rollers.

Further, the top of the sample rack is provided with a lighting lamp, and the lighting lamp is electrically connected to the lighting switch, and the side of the sample rack is provided with a temperature sensor and a humidity sensor, and the temperature sensor and the humidity sensor are all connected to the alarm. The device is electrically connected to the display screen, the over-temperature protection switch is electrically connected to the sample rack, and the leakage circuit breaker and the high and low voltage protection switch are all electrically connected to the power switch.

Further, the refrigerating device and the condenser are connected to the compressor through conduits, the condensed water receiving pan and the compressor are connected through conduits, the refrigerating device and the condenser are connected through conduits, and the heating The device is connected to the compressor through a conduit, and the heating device, the refrigeration device and the compressor are all electrically connected to the control panel.

Further, the inside of the main body of the testing machine is provided with a recorder, the recorder is electrically connected to the display screen, the inner wall of the main body of the testing machine is provided with glass fiber cotton, and the side of the closed door is provided with a door handle. and viewing windows.

Further, the inside of the heating device is provided with a resistance wire, and the side of the heating device is provided with a fan.

Compared with the prior art, the utility model has the beneficial effects that: in the cycle testing machine for testing the high and low temperature resistance strength of electronic products, the over-temperature protection switch, the leakage circuit breaker and the high and low voltage protection switch can realize various Such protection reduces personal injury. The lighting can help the staff to clearly observe the situation inside. The compressor and condenser realize the circulation system. The device and refrigeration device realize high temperature and low temperature respectively, the temperature sensor and humidity sensor can measure the temperature and humidity inside accurately and in detail, and the recorder can record the specific conditions of the sample.

Description of drawings

Fig. 1 is the overall structural representation of the utility model;

Fig. 2 is a partial structural representation of the utility model;

In the figure: the main body of the testing machine 1; viewing window 2; hinge 3; closed door 4; door handle 5; cooling vent 6; roller 7; alarm 8; power switch 9; light switch 10; display screen 11; control panel 12 ;Test hole 13; Sample rack 14; Device 23; resistance wire 24; fan 25; compressor 26; conduit 27; condenser 28; heating device 29.

detailed description

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Figures 1-2, the utility model provides a technical solution: a cycle testing machine for testing the high and low temperature resistance strength of electronic products, including a main body 1 of the testing machine, and an alarm is provided on the top of the main body 1 of the testing machine 8. The side of the main body 1 of the testing machine is provided with a power switch 9, a light switch 10 and a test hole 13, the alarm 8 is electrically connected to the power switch 9, and the power switch 9 and the light switch 10 Electrically connected, one side of the testing machine main body 1 is provided with a closed door 4, the closed door 4 and the testing machine main body 1 are movably connected by a hinge 3, and one side of the testing machine main body 1 is provided with a display screen 11, The lower end of the display screen 11 is provided with a control panel 12, the display screen 11 is electrically connected with the control panel 12, the control panel 12 is electrically connected with the power switch 9, and the side of the testing machine main body 1 is provided with There is a heat dissipation port 6, and the inside of the testing machine main body 1 is provided with a sample rack 14, a heating device 29, a refrigeration device 21, a condensed water receiving tray 22, a compressor 26 and a condenser 28, and the testing machine main body 1 The inner wall is provided with an over-temperature protection switch 17, a leakage circuit breaker 23 and a high and low voltage protection switch 15, and the bottom end of the main body 1 of the testing machine is provided with four symmetrical rollers 7.

Further, the top of the sample holder 14 is provided with a lighting lamp 16, and the lighting lamp 16 is electrically connected to the lighting switch 10, and the side of the sample holder 14 is provided with a temperature sensor 18 and a humidity sensor 19, and the temperature Sensor 18, humidity sensor 19 are all electrically connected with alarm 8 and display screen 11, described over-temperature protection switch 17 is electrically connected with sample rack 14, and described leakage circuit breaker 23, high and low voltage protection switch 15 are all connected with power switch 9 electrical connections.

Further, the refrigerating device 21 and the condenser 28 are connected to the compressor 26 through a conduit 27, the condensed water receiving pan 22 and the compressor 26 are connected through a conduit 27, and the refrigerating device 21 and the condenser 28 The heating device 29 and the compressor 26 are connected through a conduit 27 , and the heating device 29 , the cooling device 21 and the compressor 26 are all electrically connected to the control panel 12 .

Further, the inside of the testing machine main body 1 is provided with a recorder 20, the recorder 20 is electrically connected to the display screen 11, the inner wall of the testing machine main body 1 is provided with glass fiber cotton, and the closed door Side is provided with door handle 5 and viewing window 2.

Further, the heating device 29 is provided with a resistance wire 24 inside, and the side of the heating device 29 is provided with a fan 25 .

Working principle: first, turn on the power switch 9, put the sample on the sample holder 14, control the start-up of the refrigeration device 21 through the control panel 12, the moisture in the refrigeration device 21 enters the conduit 27, enters the compressor 26 through the conduit 27, and the compressor 26 turns the moisture into water vapor, making it enter the sample rack 14 through the conduit 27, and part of the water vapor will enter the condenser 28, and the moisture in the condenser 28 will flow into the refrigeration device 21 when it accumulates at a certain time, due to the compressor 26 function, so that water vapor can quickly enter the sample rack 14, so that the internal temperature decreases rapidly, the measurement of the temperature sensor 18 and the humidity sensor 19, the data is transmitted to the display screen 11, when the temperature reaches a certain value, the control panel 12 controls the refrigeration device 21 is closed, and the heating device 29 is started, the resistance wire 24 is heated, and the fan 25 sends the heat into the sample holder 14 rapidly, and the temperature can rise rapidly, and part of the heat enters the compressor 26 through the conduit 27, so that the water vapor becomes water rapidly. Entering the condenser 28, the moisture in the sample rack 14 will flow into the condensed water receiving tray 22, and also enter the compressor 26 and the condenser 28.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (5)

1. A cycle testing machine for detecting high and low temperature resistance strength of electronic products, comprising a testing machine main body (1), characterized in that: the top of the testing machine main body (1) is provided with an alarm (8), the The side of the testing machine main body (1) is provided with a power switch (9), a light switch (10) and a test hole (13), and the alarm (8) is electrically connected with the power switch (9). The power switch (9) is electrically connected to the light switch (10), and a closed door (4) is provided on one side of the testing machine main body (1), and the closed door (4) and the testing machine main body (1) pass through Hinge (3) is movably connected, and one side of described testing machine main body (1) is provided with display screen (11), and the lower end of described display screen (11) is provided with control panel (12), and described display screen (11) It is electrically connected with the control panel (12), the control panel (12) is electrically connected with the power switch (9), and the side of the testing machine main body (1) is provided with a cooling vent (6). The inside of the main body (1) is provided with a sample holder (14), a heating device (29), a refrigeration device (21), a condensed water receiving tray (22), a compressor (26) and a condenser (28), and the The inner wall of the main body (1) of the testing machine is provided with an over-temperature protection switch (17), a leakage circuit breaker (23) and a high and low voltage protection switch (15), and the bottom end of the main body (1) of the testing machine is provided with four symmetrical rollers (7). 2. A cycle testing machine for detecting the high and low temperature resistance strength of electronic products according to claim 1, characterized in that: the top of the sample holder (14) is provided with an illuminating lamp (16), and the illuminating lamp (16) is electrically connected with light switch (10), and the side of described sample rack (14) is provided with temperature sensor (18) and humidity sensor (19), and described temperature sensor (18), humidity sensor (19) All are electrically connected with the alarm (8) and the display screen (11), the over-temperature protection switch (17) is electrically connected with the sample rack (14), the leakage circuit breaker (23), the high and low voltage protection switch ( 15) are electrically connected with the power switch (9). 3. A cycle testing machine for testing the high and low temperature resistance strength of electronic products according to claim 1, characterized in that: the refrigeration device (21) and the condenser (28) all pass through the compressor (26) Conduit (27) is connected, and between described condensed water receiving pan (22) and compressor (26), connect by conduit (27), between described refrigeration unit (21) and condenser (28), pass conduit (27) ) connection, the heating device (29) is connected with the compressor (26) through a conduit (27), and the heating device (29), the refrigeration device (21) and the compressor (26) are all connected to the control panel (12) Electrical connection. 4. A cycle testing machine for testing the high and low temperature resistance strength of electronic products according to claim 1, characterized in that: a recorder (20) is provided on the inside of the testing machine main body (1), and the recording The device (20) and the display screen (11) are electrically connected, the inner wall of the main body (1) of the testing machine is provided with glass fiber cotton, and the side of the closed door is provided with a door handle (5) and a viewing window (2). . 5. A cycle testing machine for testing the high and low temperature resistance strength of electronic products according to claim 1, characterized in that: the inner side of the heating device (29) is provided with a resistance wire (24), and the heating device (29) is provided with a resistance wire (24), The side of the thermal device (29) is provided with a fan (25).