Circuit board high temperature resistance detection device

Abstract

The utility model belongs to the technical field of circuit board high-temperature-resistant detection devices, and particularly relates to a circuit board high-temperature-resistant detection device which comprises a machine box, an operation box is installed on the top face of the machine box, a side cover is installed on one side of the operation box, and a hydraulic supporting rod is installed between the side cover and the operation box. Sliding ways are formed in the upper ends of the left side wall and the right side wall of an inner cavity of the operation box, driving wheels are installed in inner cavities of the sliding ways, sliding rods are installed on the driving wheels, fire extinguishing devices are slidably connected to the sliding rods, a groove is formed in the center of the bottom face of the inner cavity of the operation box, and two same clamping devices are slidably installed in an inner cavity of the groove. A smoke suction channel is formed in the middle of the side wall of an inner cavity of the operation box, a pipeline is connected to the bottom end of the smoke suction channel, a purification device is installed at the other end of the pipeline, a door is formed in the side wall of the machine box, an operation switch is installed on the side wall of the machine box, and universal wheels are installed at the bottom end of the machine box. The device is simple in structure and convenient to use.

Description

Technical Field

[0001] The utility model relates to the technical field of high temperature resistance detection devices for circuit boards, in particular to a high temperature resistance detection device for circuit boards. Background Art

[0002] In electrical appliances working in high temperature environments (such as coking, ironmaking, steelmaking and other workshops in the metallurgical industry), the temperature of the circuit board rises and the failure rate doubles. The electronic components inside need to have the ability to withstand high temperatures. Therefore, high temperature resistance tests are required before leaving the factory. During the test, the electronic components need to be powered on under high temperature conditions to test whether they can still work normally under high temperature conditions.

[0003] The existing detection equipment will catch fire and burn after being heated to a certain temperature. The combustion gas is toxic. If it is not handled, it will cause poisoning of the operator. In addition, the fire cannot be extinguished in time after the fire occurs. The circuit board will burn severely and for a long time. Therefore, we propose a circuit board high temperature resistance detection device. Utility Model Content

[0004] The utility model aims to provide a circuit board high temperature resistance detection device to solve the problem in the above background technology that the combustion gas has certain toxicity and the circuit board burns severely and for a long time if the fire cannot be extinguished in time.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a circuit board high temperature resistance detection device, comprising a chassis, an operating box is installed on the top surface of the chassis, a side cover is installed on one side of the operating box, a hydraulic support rod is installed between the side cover and the operating box, slides are provided at the upper ends of the left and right side walls of the inner cavity of the operating box, a driving wheel is installed in the inner cavity of the slide, a sliding rod is installed on the driving wheel, a fire extinguishing device is slidably connected to the sliding rod, a groove is provided in the center of the bottom surface of the inner cavity of the operating box, two identical clamping devices are slidably installed in the inner cavity of the groove, a smoking duct is provided in the middle of the inner cavity side wall of the operating box, the bottom end of the smoking duct is connected to a pipe, and a purification device is installed at the other end of the pipe.

[0006] Preferably, a door is provided on the side wall of the chassis, an operating switch is installed on the side wall of the chassis, and a universal wheel is installed at the bottom end of the chassis.

[0007] Preferably, an observation window is provided at the center of the side cover, explosion-proof glass is provided on the observation window, and a handle is provided on the surface of the observation window.

[0008] Preferably, the clamping device comprises: telescopic clamping rods and a connector, wherein the connector is installed between the telescopic clamping rods, and the connector can adjust the distance between the telescopic clamping rods.

[0009] Preferably, a heater is provided on the bottom surface of the inner cavity of the operation box, a sealing strip is provided on the side cover, and the purification device is installed in the inner cavity of the chassis.

[0010] Compared with the prior art, the beneficial effects of the utility model are:

[0011] 1) After being heated to a certain temperature, it will catch fire and burn. The combustion gas has certain toxicity. If it is not handled, it will cause poisoning to the operator. The device is provided with an operation box, and a side cover is installed on the operation box. The side cover is provided with a sealing strip with good sealing performance. A smoke duct is arranged in the operation box, and a purification device is connected behind the smoke duct. The burning smoke will be absorbed and purified. The structure of the device is simple and easy to use.

[0012] 2) If the fire cannot be extinguished in time after it occurs, it is easy for the circuit board to ignite other accessories. A fire extinguishing device is arranged at the upper end of the inner cavity of the operating box. A slide is provided at the upper end of the left and right side walls of the inner cavity of the operating box. A driving wheel is installed in the inner cavity of the slide rail. A sliding rod is installed on the driving wheel. The sliding rod is slidably connected with a fire extinguishing device. The fire extinguishing device can be moved arbitrarily in the inner cavity to better extinguish the open flame. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the structure of the utility model;

[0014] Figure 2 This is a schematic diagram of the inner cavity of the operating box of the utility model;

[0015] Figure 3 This is a schematic diagram of the clamping device of the utility model;

[0016] Figure 4 It is a schematic diagram of the purification device of the utility model.

[0017] In the figure: 1. chassis; 2. operation box; 3. side cover; 4. handle; 5. observation window; 6. operation switch; 7. door; 8. hydraulic support rod; 9. smoke duct; 10. fire extinguishing device; 11. driving wheel; 12. clamping device; 13. universal wheel; 14. telescopic clamping rod; 15. connector; 16. groove; 17. pipeline; 18. purification device. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0020] See also Figure 1-4 The utility model provides a technical solution: a circuit board high temperature resistance detection device, including a chassis 1, an operation box 2 is installed on the top surface of the chassis 1, a side cover 3 is installed on one side of the operation box 2, the side cover 3 is closed when in use, and can ensure the sealing and reduce the outflow of gas, a hydraulic support rod 8 is installed between the side cover 3 and the operation box 2, the hydraulic support rod 8 can be propped up for easy operation, a slide is opened at the upper end of the left and right side walls of the inner cavity of the operation box 2, a driving wheel 11 is installed in the inner cavity of the slide, a sliding rod is installed on the driving wheel 11, and a fire extinguishing device 10 is slidably connected to the sliding rod, and the fire extinguishing device 10 is slidably connected to the sliding rod. The device 10 can move forward and backward by relying on the driving wheel 11, the fire extinguishing device 10 can move left and right on the sliding rod, and the fire extinguishing device 10 can change the fire extinguishing position at will. A groove 16 is opened in the center of the bottom surface of the inner cavity of the operation box 2, and two identical clamping devices 12 are slidably installed in the inner cavity of the groove 16. The clamping device 12 clamps the circuit board. A smoking duct 9 is arranged in the middle of the inner cavity side wall of the operation box 2, and the smoke is inhaled from the smoking duct 9. The bottom end of the smoking duct 9 is connected to a pipe 17, and a purification device 18 is installed at the other end of the pipe 17. The purification device 18 purifies the combustion gas.

[0021] Among them, a door 7 is opened on the side wall of the chassis 1 to facilitate later maintenance, an operating switch 6 is installed on the side wall of the chassis 1, a universal wheel 13 is installed at the bottom of the chassis 1, and the universal wheel 13 is used to facilitate the movement of the device, an observation window 5 is arranged in the center of the side cover 3, and explosion-proof glass is arranged on the observation window 5. A handle 4 is arranged on the surface of the observation window 5, and the observation window 5 can always check the internal situation. The clamping device 12 includes: a telescopic clamping rod 14 and a connector 15. The connector 15 is installed between the telescopic clamping rods 14. The connector 15 can adjust the distance between the telescopic clamping rods 14. The telescopic clamping rods 14 can support the circuit board to adjust the height and spacing. A heater is arranged on the bottom surface of the inner cavity of the operating box 2, and a sealing strip is arranged on the side cover 3 to ensure sealing. The purification device 18 is installed in the inner cavity of the chassis 1.

[0022] Working principle: After being heated to a certain temperature, it will catch fire and burn. The combustion gas has certain toxicity. If it is not handled, it will cause poisoning to the operator. The device is provided with an operation box 2, on which a side cover 3 is installed. The side cover 3 is provided with a sealing strip with good sealing performance. A smoking duct 9 is provided in the operation box 2, and a purification device 18 is connected behind the smoking duct 9. The purification device 18 is an air purifier. The burning smoke will be absorbed and purified. After the fire, it cannot be extinguished in time, resulting in heavy and long-term burning of the circuit board. The device is provided with a A fire extinguishing device 10 is provided with slideways on the upper ends of the left and right side walls of the inner cavity of the operating box 2, a driving wheel 11 is installed in the inner cavity of the slide rail, a sliding rod is installed on the driving wheel 11, and the sliding rod is slidably connected with the fire extinguishing device 10. The fire extinguishing device 10 can be moved arbitrarily in the inner cavity to better extinguish open flames. The fire extinguishing device 10 is a carbon dioxide fire extinguisher. A safety pin is provided at one end of the fire extinguishing device 10 close to the inner cavity of the chassis 1. The safety pin is a combustible rod, which can be ignited when the temperature rises. When the combustible rod melts, the internal pressure valve will break through the safety pin and release carbon dioxide into the chassis 1 for fire extinguishing.

[0023] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. For those skilled in the art, it is obvious that the utility model is not limited to the details of the above exemplary embodiments, and the utility model can be implemented in other specific forms without departing from the spirit or basic features of the utility model; therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the utility model is limited by the attached claims rather than the above description. Therefore, it is intended to include all changes within the meaning and scope of the equivalent elements of the claims in the utility model, and any figure marks in the claims should not be regarded as limiting the claims involved.

[0024] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A circuit board high temperature resistance detection device, comprising a chassis (1), characterized in that: An operating box (2) is installed on the top surface of the chassis (1), a side cover (3) is installed on one side of the operating box (2), a hydraulic support rod (8) is installed between the side cover (3) and the operating box (2), slideways are provided at the upper ends of the left and right side walls of the inner cavity of the operating box (2), a driving wheel (11) is installed in the inner cavity of the slideway, a sliding rod is installed on the driving wheel (11), a fire extinguishing device (10) is slidably connected to the sliding rod, a groove (16) is provided at the center of the bottom surface of the inner cavity of the operating box (2), two identical clamping devices (12) are slidably installed in the inner cavity of the groove (16), a smoking duct (9) is provided in the middle of the inner cavity side wall of the operating box (2), a pipe (17) is connected to the bottom end of the smoking duct (9), and a purification device (18) is installed at the other end of the pipe (17).

2. A circuit board high temperature resistance detection device according to claim 1, characterized in that: A door (7) is provided on the side wall of the chassis (1), an operating switch (6) is installed on the side wall of the chassis (1), and a universal wheel (13) is installed at the bottom end of the chassis (1).

3. A circuit board high temperature resistance detection device according to claim 1, characterized in that: An observation window (5) is arranged at the center of the side cover (3), explosion-proof glass is arranged on the observation window (5), and a handle (4) is arranged on the surface of the observation window (5).

4. A circuit board high temperature resistance detection device according to claim 1, characterized in that: The clamping device (12) comprises: telescopic clamping rods (14) and a connector (15); the connector (15) is installed between the telescopic clamping rods (14); and the connector (15) can adjust the distance between the telescopic clamping rods (14).

5. A circuit board high temperature resistance detection device according to claim 1, characterized in that: A heater is provided on the bottom surface of the inner cavity of the operating box (2), a sealing strip is provided on the side cover (3), and the purification device (18) is installed in the inner cavity of the chassis (1).

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