Detection device for air conditioner electric control box

Abstract

The utility model discloses a detection device for an air conditioner electric control box, which belongs to the field of electric control boxes and comprises a voltage-withstanding insulation test device and an electric control shell, and the voltage-withstanding insulation test device comprises a test cabinet body, a test assembly located on one side of the test cabinet body and a safety protection assembly for limiting the position of a battery temperature control assembly. Compared with the prior art, the device has the advantages that the contact area of the negative electrode receiving surface of the test assembly is enlarged, and the breakdown detection plate can detect the whole receiving surface of the electric control shell, so that the possibility of detection point errors is reduced; an insulating block connected through a pressing block is changed into an insulating rod connected through a threaded structure and a breakdown detection plate, the accident rate is reduced while the insulating pressing block is saved, and in order to guarantee the safety of a safety protection assembly telescopic assembly, the pneumatic telescopic assembly is changed into the pneumatic telescopic assembly, so that the pneumatic telescopic assembly cannot be damaged even if the pneumatic telescopic assembly is hit by high-voltage current. And the condition that the driving circuit is destroyed does not occur.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of electric control box, concretely points to a detection device for air conditioner electric control box. BACKGROUND

[0002] When using air conditioner to adjust temperature, people can directly operate remote instruction through remote controller, and the operation of receiving signal and sending operation instruction to air conditioner in air conditioner is completed by air conditioner electric control box placed in air conditioner, air conditioner electric control box is integrated comprehensive signal processing device of controller, sensor, actuator, power module and communication module, so that a box integrating multiple circuit structures must be subjected to pressure detection in the process of production, so as to ensure that high voltage circuit does not break down the shell in the process of use.

[0003] The existing detection device for air conditioner electric control box is usually composed of test cabinet, test assembly and safety protection assembly, the test cabinet stores electric control shell, ensures that nobody is mistaken in the process of measurement, the breakdown detection of test assembly measures whether the electric control shell can achieve insulation effect, and the test assembly usually only measures the upper and lower two measuring points of electric control shell, when detecting, the negative electrode measuring pen is pressed on the other side of electric control shell through the telescopic assembly and other mechanisms of safety protection assembly, when breakdown occurs, the negative electrode measuring pen pressed on the electric control shell will detect the output current signal, so as to obtain accurate data of whether the current breaks down the electric control shell.

[0004] In the process of detection, the telescopic device used by people is mostly electrically driven, such as servo motor and gear combination driving or electromagnetic piston rod driving, although this electric driving mode has the advantages of fast response, convenient energy conversion and the like, but in the process of pressure test, once the insulator fails, the motor will be injured, which greatly increases the cost of maintenance, and the insulating object used at present is usually connected with the negative electrode measuring pen by pressing block, which makes it prone to loosen, thereby causing the telescopic device and the negative electrode measuring pen to directly contact. UTILITY MODEL CONTENTS

[0005] The utility model solves the technical problem that the telescopic assembly of the safety protection assembly of the existing detection device for air conditioner electric control box is mostly electric, which makes it possible to be injured by high voltage current when contacting with the negative electrode measuring pen.

[0006] The utility model provides a technical scheme for solving above -mentioned technical problem, and the utility model provides a kind of detection device for air conditioner electric control box, including pressure insulation testing device and electric control shell, the pressure insulation testing device includes test cabinet body, test assembly located in the one side of test cabinet body and the safety protection assembly of the position of battery temperature control component, the safety protection assembly includes the pneumatic telescopic component located in the upper of battery temperature control component, the breakdown detection plate pressed in the upper of battery temperature control component and the insulation rod of the thread connection pneumatic telescopic component and breakdown detection plate, the pneumatic telescopic component is connected with test cabinet body by insulation support.

[0007] As improvement, the test cabinet body is two-layer structure, and the upper layer bottom surface of test cabinet body is equipped with the anti-creeping safety groove of storing electric control shell, and the lower layer of test cabinet body is equipped with the air pressure pump of providing high-pressure gas for pneumatic telescopic component.

[0008] As improvement, the test assembly includes the electrification anode fixed plate located in the inside of anti-creeping safety groove, the voltage transformation component located in the lower layer of test cabinet body and the controller located in the one side of test cabinet body, and the electrification anode fixed plate and breakdown detection plate are connected with the positive and negative electrode lead of test assembly by thread.

[0009] As improvement, the top surface of electrification anode fixed plate is equipped with a plurality of anode contact rods corresponding to each groove in the inside of electric control shell.

[0010] As improvement, the lower of controller is equipped with data analysis component of analyzing data.

[0011] As improvement, the open end of test cabinet body is equipped with anti-injury safety door.

[0012] The utility model has the advantages that compared with prior art: the contact area of negative electrode receiving surface of test assembly is enlarged, the whole receiving surface of electric control shell can be detected by breakdown detection plate, so that the possibility of detection point failure is reduced, the insulation block connected by pressing block is replaced by insulation rod of breakdown detection plate through thread structure, the accident rate is reduced, in order to ensure the safety of telescopic component of safety protection assembly, it is replaced by pneumatic telescopic component, so that the driving circuit will not be destroyed even if pneumatic telescopic component is hit by high-voltage current. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is the general structure diagram of the utility model a kind of detection device for air conditioner electric control box.

[0014] Figure 2 It is the sectional view of the safety protection assembly of the utility model a kind of detection device for air conditioner electric control box.

[0015] Figure 3It is the explosion view of the safety protection assembly of the detection device for the air conditioner electric control box.

[0016] Figure 4 It is the structure view of the power-on anode fixing plate of the detection device for the air conditioner electric control box.

[0017] As shown in the drawings: 1, voltage insulation testing device; 11, test cabinet; 111, anti-creeping safety groove; 12, test assembly; 121, power-on anode fixing plate; 1211, anode contact rod; 122, voltage transformation assembly; 123, controller; 1231, data analysis assembly; 13, safety protection assembly; 131, pneumatic telescopic assembly; 1311, air pressure pump; 132, breakdown detection plate; 133, insulation rod; 134, insulation support; 14, anti-injury safety door; 2, electric control shell. DETAILED DESCRIPTION

[0018] The utility model makes further detailed description in combination with the drawings.

[0019] As shown in the drawings Figure 1 , 2 , 4, including voltage insulation testing device 1 and electric control shell 2, voltage insulation testing device 1 includes test cabinet 11, test assembly 12 located at one side of test cabinet 11 and safety protection assembly 13 limiting battery temperature control assembly position, test cabinet 11 is two-layer structure, and the upper layer bottom surface of test cabinet 11 is equipped with the anti-creeping safety groove 111 of depositing electric control shell 2, test assembly 12 includes the power-on anode fixing plate 121 in the anti-creeping safety groove 111 inside, voltage transformation assembly 122 located in the lower layer of test cabinet 11 and controller 123 located at one side of test cabinet 11, the top surface of power-on anode fixing plate 121 is equipped with a plurality of anode contact rods 1211 corresponding with each recess in electric control shell 2, power-on anode fixing plate 121 and breakdown detection plate 132 are all connected through thread with the anode and cathode lead wire of test assembly 12, the lower of controller 123 is equipped with data analysis assembly 1231 of analysis data, data analysis assembly 1231 is placed in the safety cabinet, and controller 123 is placed in the upper of safety cabinet, safety cabinet is placed at one side of test cabinet 11, and data analysis assembly 1231 is used lead wire to pass through the lower layer partition of test cabinet 11, is connected on voltage transformation assembly 122 in the lower layer of test cabinet 11, and controller 123 is connected to air pressure pump 1311 in the lower layer of test cabinet 11.

[0020] The positive and negative terminals connected to the output of the transformer assembly 122 are passed through the middle partition of the test cabinet 11, and screwed into the screw holes on the positive and negative terminals of the positive terminal fixing plate 121 and the breakdown detection plate 132. The positive terminal fixing plate 121 is placed in the leakage protection safety groove 111, and then fixed to the bottom surface of the corresponding cavity of the electrical control housing 2 by the positive terminal contact rod 1211, so that it is in a horizontal state. The positive terminal fixing plate 121 and the bottom surface of the leakage protection safety groove 111 are fixed by the insulating pressure block.

[0021] As per the instruction manual Figure 1 , 2 As shown in Figure 3, the safety protection component 13 includes a pneumatic telescopic component 131 located above the battery temperature control component, a breakdown detection plate 132 pressing on the battery temperature control component, and an insulating rod 133 connecting the pneumatic telescopic component 131 and the breakdown detection plate 132 via threads. The pneumatic telescopic component 131 is connected to the test cabinet 11 via an insulating bracket 134. The lower layer of the test cabinet 11 is equipped with a pneumatic pump 1311 that provides high-pressure gas to the pneumatic telescopic component 131. The stud end of the insulating rod 133 is screwed into the screw hole above the top surface of the breakdown detection plate 132, and the insulating rod 133 is then... The screw hole end is screwed onto the output shaft of the pneumatic telescopic assembly 131. The insulating rod 133 ensures that the pneumatic telescopic assembly 131 will not be energized, protecting the pneumatic telescopic assembly 131 while preventing current leakage and thus avoiding accidental injury to the operator. The insulating bracket 134 is welded above the leakage-proof safety groove 111, and the pneumatic telescopic assembly 131 is fixed to the insulating bracket 134 with screws. The pneumatic telescopic assembly 131 uses an air tube to pass through the middle partition of the test cabinet 11 and connect to the air pressure pump 1311. The breakdown detection plate 132 is located directly above the energized positive terminal fixing plate 121.

[0022] The open end of the test cabinet 11 is equipped with a safety door 14 to prevent injury from impact. The safety door 14 is usually a flip-up structure that is opened by an electric telescopic bracket and can be closed automatically by gravity (the electric telescopic bracket is automatically de-energized when closed) to ensure that the safety door 14 will not be left open.

[0023] In the specific implementation of this utility model, a positive electrode fixing plate 121 matching the electrical control housing 2 is selected, and the cavity of the electrical control housing 2 is placed horizontally corresponding to the positive electrode contact rod 1211 above the positive electrode fixing plate 121. The air pump 1311 is started by the controller 123, so that the pneumatic telescopic component 131 is pressed down to press the electrical control housing 2 tightly. Then, the voltage control system of the controller 123 is started to gradually increase the voltage of the electrical control housing 2 until the target peak value is reached. After reaching the peak value, if the negative electrode wire on the side of the breakdown detection plate 132 does not receive current, the finished product is qualified; otherwise, the finished product fails and is rejected.

[0024] The above describes the present application and its embodiments, which are not restrictive, and the drawings only show one of the embodiments of the present application, and the actual structure is not limited thereto. In summary, if a person skilled in the art is inspired, without departing from the spirit of the present application, without creative design, similar structure and embodiments to the technical solution, which should belong to the protection scope of the present application.

Claims

1. A detection device for an air conditioner electric control box, comprising a voltage-withstanding insulation testing device (1) and an electric control shell (2), the voltage-withstanding insulation testing device (1) comprising a testing cabinet body (11), a testing assembly (12) located on one side of the testing cabinet body (11), and a safety protection assembly (13) for limiting the position of a battery temperature control assembly, characterized in that: The safety protection assembly (13) comprises a pneumatic telescopic assembly (131) above the battery temperature control assembly, a breakdown detection plate (132) pressed on the battery temperature control assembly, and an insulating rod (133) connecting the pneumatic telescopic assembly (131) and the breakdown detection plate (132) by screwing.

2. The detection device for an electric control box of an air conditioner according to claim 1, characterized in that: The test cabinet (11) is a two-layer structure, and the bottom surface of the upper layer of the test cabinet (11) is provided with an anti-creeping safety groove (111) for storing the electric control shell (2); the lower layer of the test cabinet (11) is provided with a gas pressure pump (1311) for providing high-pressure gas for the pneumatic telescopic assembly (131).

3. The detection device for an electric control box of an air conditioner according to claim 2, characterized in that: The test assembly (12) comprises a positive electrode fixed plate (121) inside the anti-creeping safety groove (111), a voltage transformation assembly (122) in the lower layer of the test cabinet (11), and a controller (123) on one side of the test cabinet (11); the positive electrode fixed plate (121) and the breakdown detection plate (132) are connected with the positive and negative electrode leads of the test assembly (12) by screwing.

4. The detection device for an electric control box of an air conditioner according to claim 3, characterized in that: The top surface of the positive electrode fixed plate (121) is provided with a plurality of positive electrode contact rods (1211) corresponding to the grooves in the electric control shell (2).

5. The detection device for an electric control box of an air conditioner according to claim 3, characterized in that: The controller (123) is provided below with a data analysis assembly (1231) for analyzing data.

6. The detection device for an electric control box of an air conditioner according to claim 1, characterized in that: The open ends of the test cabinet (11) are provided with anti-injury safety doors (14).

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