CN214050249U - Aging testing device - Google Patents
Aging testing device Download PDFInfo
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- CN214050249U CN214050249U CN202022783288.8U CN202022783288U CN214050249U CN 214050249 U CN214050249 U CN 214050249U CN 202022783288 U CN202022783288 U CN 202022783288U CN 214050249 U CN214050249 U CN 214050249U
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Abstract
The utility model discloses an aging test device, which comprises a cabinet body, a controller and a dry powder fire extinguishing mechanism, wherein the dry powder fire extinguishing mechanism comprises a gas storage part, a dry powder storage part and a smoke detector; the smoke detector is arranged in the cabinet body and used for detecting whether smoke generated by combustion exists in the working space of the cabinet body; the gas storage part is communicated with the working space of the cabinet body, and is used for spraying the dry powder in the dry powder storage part into the working space when the smoke detector is triggered by smoke in the working space; the controller is electrically connected to the smoke detector. The utility model discloses can in time put out a fire to the electric products that the internal fire of cabinet, eliminate conflagration potential safety hazard.
Description
Technical Field
The utility model relates to an aging testing technical field particularly, relates to an aging testing device.
Background
With the development and progress of science and technology, electronic products are more and more widely applied to families and office occasions. Some electronic products, such as notebook computers, need to undergo an aging test before being shipped from a factory, and the aging test aims to expose some processing defects of the products and detect the service life of the electronic products.
The patent of the china utility model with the patent name "constant temperature heating aging device", publication number CN210720603U that has now published provides heat energy for the cabinet body through heating device to utilize the insulating layer to reduce scattering and disappearing of heat energy, guarantee the constancy of temperature, again by temperature sensor to the internal control of implementing the temperature of cabinet, by microprocessor control heating device's intermittent type formula work, in order to reach the constancy of temperature.
However, the electric appliance product which is on fire in the cabinet body cannot be put out of a fire in the above patent, and great potential safety hazard is caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an aging testing device, it designs to aging testing device, can in time put out a fire to the electric appliance product that the internal fire of cabinet, eliminates conflagration potential safety hazard.
The embodiment of the utility model discloses a realize through following technical scheme:
an aging test device comprises a cabinet body, a controller, a dry powder fire extinguishing mechanism and a smoke detector, wherein the dry powder fire extinguishing mechanism comprises a gas storage part, a dry powder storage part and the smoke detector; the smoke detector is arranged in the cabinet body and used for detecting whether smoke generated by combustion exists in the working space of the cabinet body; the gas storage part is communicated with the working space of the cabinet body, and is used for spraying the dry powder in the dry powder storage part into the working space when the smoke detector is triggered by smoke in the working space; the controller is electrically connected to the smoke detector.
In an embodiment of the present invention, the utility model further comprises a negative pressure pump suction mechanism disposed in the cabinet body and communicated with the working space; the negative pressure pumping mechanism is used for forming negative pressure in the working space when smoke in the working space triggers the smoke detector.
In an embodiment of the present invention, the air storage portion is configured with a connecting pipe, and the connecting pipe is communicated with the working space of the cabinet body; the connecting pipe is provided with a switch valve; the switch valve is electrically connected with the controller; the connecting pipe is provided with a connecting branch pipe communicated with the dry powder storage part, and the connecting branch pipe is communicated with the low-pressure end of the switch valve.
In an embodiment of the present invention, the negative pressure pump pumping mechanism includes a vacuum pump and a digital display vacuum gauge, and the vacuum pump is communicated with the working space of the cabinet body; the digital display vacuum gauge is electrically connected with the controller.
In an embodiment of the present invention, the cabinet includes a storage plate disposed in the cabinet body; the voltage and current detection module is configured on the object placing plate and is electrically connected with an electric product; the voltage and current detection module comprises a plurality of indicator lamps with different colors and is used for indicating the working state of the electric appliance product; the voltage and current detection module is used for detecting the voltage value and the current value of the electric product in the power-on state, judging the working state of the electric product according to the voltage value and the current value, and controlling the power-on of the indicator lamp with the color corresponding to the working state.
In an embodiment of the present invention, the voltage and current detecting module includes a current detecting unit, a voltage detecting unit and a microprocessor; the voltage detection unit is electrically connected with the microprocessor and is used for detecting the voltage value of the electric appliance product in a power-on state; the current detection unit is electrically connected with the microprocessor and is used for detecting the current value of the electrical product in a power-on state; the microprocessor is electrically connected with the indicator light and used for judging the working state of the electrical product according to the voltage value and the current value and controlling the indicator light with the color corresponding to the working state to be electrified.
In an embodiment of the present invention, the voltage and current detecting module further includes a display, the display is electrically connected to the microprocessor, and the display is used for displaying the current value and the voltage value.
The utility model discloses an in one embodiment, voltage electric current detection module still includes the bee calling organ of being connected with this microprocessor electricity, and when electrical products was in unusual operating condition, this bee calling organ was used for buzzing warning.
The utility model discloses an in the embodiment, still include the heating pipeline, distribute in on each face of cabinet internal wall.
In an embodiment of the present invention, the power supply further comprises a circuit breaker, which is connected to the power line of the cabinet body and electrically connected to the controller; after the electrical product is aged for a set time, the controller controls the circuit breaker to break the power circuit.
The utility model discloses technical scheme has following advantage and beneficial effect at least:
the embodiment of the utility model provides a through the dry powder fire extinguishing mechanism who includes gas storage portion, dry powder storage portion and smoke detector, this smoke detector is prior art, directly purchases the gained from market. The air storage part can be a tank body used for storing compressed air, the dry powder storage part can be a tank body used for storing dry powder, and the air storage part is provided with a connecting pipe which is communicated with the working space of the cabinet body; the connecting pipe is provided with a switch valve; the switch valve is electrically connected with the controller; the connecting pipe is provided with a connecting branch pipe communicated with the dry powder storage part, and the connecting branch pipe is communicated with the low-pressure end of the switch valve. The free end of the connecting branch pipe is close to the inner bottom surface of the dry powder storage bottom. Under normal conditions, the controller controls the switch valve to be in a locking state, so that the connecting pipe between the gas storage part and the cabinet body is in a blocking state. When an electric product in the working space of the cabinet body generates smoke due to short circuit of a circuit and even fires, the smoke detector detects the smoke in the working space and is triggered, the controller controls the switch valve to be opened according to feedback information of the smoke detector, and even if the connecting pipe of the air storage part and the cabinet body is in a passage state, compressed air in the air storage part is sprayed into the working space of the cabinet body through the connecting pipe. When compressed air flows through the connecting branch pipe, dry powder in the dry powder storage part enters the connecting pipe along the connecting branch pipe and is finally sprayed into the working space along with the compressed air, so that an electric appliance product which is on fire in the cabinet body can be put out in time, and the potential safety hazard of fire is eliminated.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the appearance structure of the present invention;
fig. 3 is a circuit structure diagram of the current detecting unit and the voltage detecting unit of the present invention.
Icon: 1-cabinet body, 11-working space, 12-object placing plate, 2-voltage and current detection module, 21-display, 22-buzzer, 3-dry powder fire extinguishing mechanism, 31-gas storage part, 32-dry powder storage part, 33-connecting pipe, 34-switch valve, 35-connecting branch pipe, 41-vacuum pump and 42-digital display vacuum gauge.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that if the directions or positional relationships indicated by the terms "inside" and "outside" are based on the directions or positional relationships shown in the drawings, or the directions or positional relationships that the products of the present invention are usually placed when used, the description is only for convenience of description and simplification, but the indication or suggestion that the indicated device or element must have a specific direction, be constructed and operated in a specific direction, and therefore, should not be interpreted as a limitation of the present invention.
In the description of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "configured," and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 3, an aging test apparatus includes a cabinet 1 and a storage board 12 disposed in the cabinet 1; the device also comprises a voltage and current detection module 2 which is configured on the object placing plate 12 and is electrically connected with an electric product; the voltage and current detection module 2 comprises a plurality of indicator lamps with different colors and is used for indicating the working state of the electric appliance product; the voltage and current detection module 2 is used for detecting a voltage value and a current value of the electrical product in a power-on state, judging the working state of the electrical product according to the voltage value and the current value, and controlling the power-on of the indicator lamp with the color corresponding to the working state.
In order to be able to detect the electrification of the electric appliance product when the electric appliance product is aged, shorten the production period of the electric appliance product and improve the production efficiency, the technical scheme is provided with a voltage and current detection module 2 and a plurality of indicator lamps with different colors, the indicator lamps comprise a red indicator lamp and a green indicator lamp, and the indicator lamps can also be indicator lamps with other two different colors. The voltage and current detection module 2 comprises a current detection unit, a voltage detection unit and a microprocessor; the voltage detection unit is electrically connected with the microprocessor and is used for detecting the voltage value of the electric appliance product in a power-on state; the current detection unit is electrically connected with the microprocessor and is used for detecting the current value of the electrical product in a power-on state; the microprocessor is electrically connected with the indicator light and used for judging the working state of the electrical product according to the voltage value and the current value and controlling the indicator light with the color corresponding to the working state to be electrified. The current detection unit and the voltage detection unit are circuits capable of detecting a voltage value and a current value of an electrical product in a passing state in the prior art, the circuit shown in fig. 3 is a specific circuit diagram of the current detection unit and the voltage detection unit in the embodiment, and the dotted line square in fig. 3 represents-except the current detection unit and the voltage detection unit, the rest circuit diagrams in the whole machine. This technical scheme still include the heating line, distribute in on each face of the internal wall of cabinet 1, utilize this heating line heating cabinet 1's workspace 11, guarantee the ageing temperature condition of electrical products. When an electrical product ages in the cabinet body 1, the electrical product is electrically connected with the voltage and current detection module 2, the voltage and current detection module 2 is used for detecting the voltage value and the current value of the electrical product in a power-on state, the qualified voltage value and the qualified current value are preset in the controller, when the controller compares the obtained actual voltage value and the obtained actual current value with the preset voltage value and the preset current value, if the difference values of the obtained actual voltage value, the obtained actual current value, the obtained preset voltage value and the obtained preset current value are larger than reasonable errors, the controller judges that the electrical product is an abnormal product, and the controller controls the red indicator lamp to be on; if the obtained difference values of the actual voltage value, the actual current value, the preset voltage value and the preset current value are within a reasonable error range, the controller judges that the electric appliance product is a normal product, and the controller controls the green indicating lamp to be on. Compared with the prior art, the technical scheme can carry out power-on detection on the electric appliance product when the electric appliance product is aged, shorten the production period of the electric appliance product and improve the production efficiency.
In some embodiments, the voltage and current detection module 2 further comprises a display 21, the display 21 is electrically connected to the microprocessor, and the display 21 is used for displaying the current value and the voltage value. In order to facilitate an operator to quickly obtain the voltage and current values of the electric product, the cabinet body 1 is provided with the display 21, when the current detection unit and the voltage detection unit obtain the voltage value and the current value of the electric product in the power-on state and send the data to the microprocessor, the microprocessor sends a signal to the display 21, so that the display 21 displays the voltage value and the current value.
In some embodiments, the voltage and current detection module 2 further includes a buzzer 22 electrically connected to the microprocessor, and the buzzer 22 is used for giving a buzzer alarm when the electrical product is in an abnormal working state. In order to remind an operator of paying attention to detecting an abnormal electric product in time, the technical scheme is further provided with a buzzer 22, when the voltage and current detection module 2 detects that the difference value between the actual voltage value and the actual current value of the electric product in the power-on state and the difference value between the preset voltage value and the preset current value in the controller are larger than a reasonable error, the controller judges that the electric product is an abnormal product, the controller controls a red indicator lamp to be turned on, and the controller controls the buzzer 22 to buzz.
In some embodiments, the cabinet 1 includes a plurality of working spaces 11 separated from each other, and the storage board 12 is disposed in the working spaces 11. In the prior art, only 1 work space 11 is in the cabinet body 1, and when the electric products with different aging time need to be taken from the work space 11, the aging process of other electric products can be influenced by opening the cabinet body 1. In order to prevent the electric products with different aging times from interfering with each other, the cabinet body 1 is divided into a plurality of working spaces 11 in the technical scheme, and each working space 11 is provided with an independent aging time timing program in the controller, so that each working space 11 is timed. To realize independent timing of each working space 11, a tact switch may be disposed at the hatch of each working space 11, and the controller starts timing by triggering the tact switch.
In some embodiments, the intelligent cabinet also comprises a circuit breaker which is connected with a power line of the cabinet body 1 and electrically connected with the controller; after the electrical product is aged for a set time, the controller controls the circuit breaker to break the power circuit. In order to realize unattended operation, the power line of the cabinet body 1 is connected with a circuit breaker, when a timing program in the controller times to a set time and all the working spaces 11 in the cabinet body 1 stop working, the controller controls the circuit breaker to break off a power circuit with a power line connected with the cabinet body 1, and the power-off shutdown of the whole machine is realized.
In some embodiments, the fire extinguishing device further comprises a dry powder fire extinguishing mechanism 3, which comprises a gas storage part 31, a dry powder storage part 32 and a smoke detector; the smoke detector is arranged on the cabinet body 1 and is used for detecting whether smoke generated by combustion exists in the working space 11 of the cabinet body 1; the gas storage portion 31 is communicated with the working space 11 of the cabinet 1, and when the smoke detector is triggered by the smoke in the working space 11, the gas storage portion 31 is used for spraying the dry powder in the dry powder storage portion 32 into the working space 11; the controller is electrically connected to the smoke detector.
In order to put out a fire in time to the electrical product that the cabinet body 1 was internal to be fired, eliminate conflagration potential safety hazard, this technical scheme sets up the dry powder fire extinguishing mechanism 3 that includes gas storage portion 31, dry powder storage portion 32 and smoke detector at the cabinet body 1, and this smoke detector is prior art, directly purchases the gained from market. The air storage part 31 may be a tank for storing compressed air, the dry powder storage part 32 may be a tank for storing dry powder, the air storage part 31 is configured with a connecting pipe 33, and the connecting pipe 33 is communicated with the working space 11 of the cabinet body 1; the connection pipe 33 is provided with an on-off valve 34; the switch valve 34 is electrically connected with the controller; the connection pipe 33 is provided with a connection branch pipe 35 communicating with the dry powder storage part 32, and the connection branch pipe 35 communicates with the low pressure side of the on-off valve 34. The free end of the connecting leg 35 is adjacent the inner bottom surface of the dry powder storage portion 32. Under normal conditions, the controller controls the switch valve 34 to be in a closed state, so that the connection pipe 33 between the air reservoir 31 and the cabinet 1 is blocked. When there is smoke generated by short circuit of the electric appliance in the working space 11 of the cabinet 1, or even when a fire occurs, the smoke detector detects the smoke in the working space 11 and is triggered, and the controller controls the switch valve 34 to open according to the feedback information of the smoke detector, so that even if the connection between the air storage 31 and the connection pipe 33 of the cabinet 1 is in a closed state, the compressed air in the air storage 31 is sprayed into the working space 11 of the cabinet 1 through the connection pipe 33. When compressed air flows through the connecting branch pipe 35, dry powder in the dry powder storage part 32 enters the connecting pipe 33 along the connecting branch pipe 35 and is finally sprayed into the working space 11 along with the compressed air, so that the electric appliance product on fire in the cabinet body 1 is timely extinguished, and the fire safety hazard is eliminated.
In some embodiments, the device further comprises a negative pressure pumping mechanism which is arranged on the cabinet body 1 and is communicated with the working space 11; the negative pressure pumping mechanism is used to create a negative pressure within the workspace 11 when smoke in the workspace 11 triggers the smoke detector. In order to further enhance the fire extinguishing effect, the technical scheme is further provided with a negative pressure pumping mechanism, the negative pressure pumping mechanism comprises a vacuum pump 41 and a digital display vacuum gauge 42, and the vacuum pump 41 is communicated with the working space 11 of the cabinet body 1; the digital display vacuum gauge 42 is electrically connected to the controller. When an electric product in the working space 11 in the cabinet body 1 generates smoke due to short circuit of a circuit and even fires, the smoke detector detects the smoke in the working space 11 and is triggered, the controller controls the vacuum pump 41 to start according to feedback information of the smoke detector, the vacuum pump 41 pumps out air in the working space 11 in the cabinet body 1, so that the air pressure in the working space 11 is reduced, the oxygen content in the working space 11 is reduced, the combustion of combustible materials is prevented, and the fire extinguishing effect is further enhanced. It should be noted that, in order to avoid the vacuum pump 41 from performing the vacuum pumping on the working space 11 endlessly, in the present technical solution, the digital display vacuum gauge 42 is configured on the cabinet 1, the digital display vacuum gauge 42 is electrically connected to the controller, the digital display vacuum gauge 42 is used for monitoring the pressure in the working space 11 in real time, a minimum pressure value is preset in the controller, and when the pressure value detected by the digital display vacuum gauge 42 is smaller than the minimum pressure value, the controller controls the vacuum pump 41 to stop.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. An aging test device comprises a cabinet body and a controller, and is characterized by also comprising,
the dry powder fire extinguishing mechanism comprises a gas storage part, a dry powder storage part and a smoke detector;
the smoke detector is arranged in the cabinet body and used for detecting whether smoke generated by combustion exists in the working space of the cabinet body;
the gas storage part is communicated with the working space of the cabinet body, and is used for spraying the dry powder in the dry powder storage part into the working space when the smoke detector is triggered by smoke in the working space;
the controller is electrically connected to the smoke detector.
2. The burn-in test apparatus according to claim 1, further comprising,
a negative pressure pump suction mechanism which is arranged in the cabinet body and communicated with the working space;
the negative pressure pumping mechanism is used for forming negative pressure in the working space when smoke in the working space triggers the smoke detector.
3. The burn-in test apparatus of claim 1,
the air storage part is provided with a connecting pipe which is communicated with the working space of the cabinet body;
the connecting pipe is provided with a switch valve;
the switch valve is electrically connected with the controller;
the connecting pipe is provided with a connecting branch pipe communicated with the dry powder storage part, and the connecting branch pipe is communicated with the low-pressure end of the switch valve.
4. The burn-in test apparatus of claim 2,
the negative pressure pump pumping mechanism comprises a vacuum pump and a digital display vacuum gauge, and the vacuum pump is communicated with the working space of the cabinet body;
the digital display vacuum gauge is electrically connected with the controller.
5. The burn-in apparatus according to any one of claims 1 to 4, comprising,
a storage plate arranged in the cabinet body; also comprises
The voltage and current detection module is configured on the object placing plate and is electrically connected with the electric appliance product;
the voltage and current detection module comprises a plurality of indicator lamps with different colors and is used for indicating the working state of the electric appliance product;
the voltage and current detection module is used for detecting the voltage value and the current value of the electric product in the power-on state, judging the working state of the electric product according to the voltage value and the current value, and controlling the power-on of the indicator lamp with the color corresponding to the working state.
6. The burn-in test apparatus of claim 5,
the voltage and current detection module comprises a current detection unit, a voltage detection unit and a microprocessor;
the voltage detection unit is electrically connected with the microprocessor and is used for detecting the voltage value of the electric appliance product in a power-on state;
the current detection unit is electrically connected with the microprocessor and is used for detecting the current value of the electrical product in a power-on state;
the microprocessor is electrically connected with the indicator light and used for judging the working state of the electrical product according to the voltage value and the current value and controlling the indicator light with the color corresponding to the working state to be electrified.
7. The burn-in test apparatus of claim 6, further comprising,
the voltage and current detection module further comprises a display, the display is electrically connected with the microprocessor and used for displaying the current value and the voltage value.
8. The burn-in test apparatus of claim 7,
the voltage and current detection module further comprises a buzzer electrically connected with the microprocessor, and the buzzer is used for buzzing and warning when the electrical product is in an abnormal working state.
9. The burn-in test apparatus according to claim 1, further comprising,
and the heating pipelines are distributed on each surface of the inner wall of the cabinet body.
10. The burn-in test apparatus according to claim 1, further comprising,
the circuit breaker is connected with a power line of the cabinet body and electrically connected with the controller;
after the electrical product is aged for a set time, the controller controls the circuit breaker to break the power circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022783288.8U CN214050249U (en) | 2020-11-26 | 2020-11-26 | Aging testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022783288.8U CN214050249U (en) | 2020-11-26 | 2020-11-26 | Aging testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214050249U true CN214050249U (en) | 2021-08-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022783288.8U Active CN214050249U (en) | 2020-11-26 | 2020-11-26 | Aging testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214050249U (en) |
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- 2020-11-26 CN CN202022783288.8U patent/CN214050249U/en active Active
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