Large-current test platform

Abstract

The utility model discloses a large-current test platform, which comprises a control platform, the top of the control platform is fixedly connected with an outer frame, the front surface of the outer frame is fixedly connected with a safety grating, and the inner part of the outer frame is sequentially provided with a pressing probe test group, a current conduction platform and a mobile code scanning assembly from top to bottom; the pressing probe test group is used for carrying out pressing test on the current sensor; the current conduction platform is used for placing a current sensor and conducting current, and the current conduction platform comprises a support frame and an intermediate plate. According to the large-current test platform, a new current conduction platform is designed, a current sensor groove formed in the current conduction platform can be matched with a current sensor in shape so that the current sensor can be stably placed, and a unique customized test probe and a test pin can bear large-current impact; test data are accurate and reliable, and ignition is not easy.

Description

Technical Field

[0001] The utility model relates to the technical field of current sensor testing, in particular to a large current testing platform. Background Art

[0002] Module-level current sensors are widely used in new energy, charging piles, automobiles, electric vehicles, drives, uninterruptible power supplies, household energy storage inverters and other fields. Their function is to convert non-electrical signals into electrical signals and transmit various working condition information to the car, so that the car can realize automatic detection and electronic control functions.

[0003] Reference patent publication number "CN220105269U" discloses a current sensor automatic testing device, including a base, a current sensor support seat and a linear motor are provided at the top of the base, a plurality of current sensor placement slots are opened at the top of the current sensor support seat, and the top of the moving part of the linear motor is connected to the base by bolts.

[0004] This patent realizes the simultaneous testing of multiple current sensors, but the existing device simply places the product into the test slot when in use. It is not stable enough during testing, and a large current is generated during the test. The test probe is very likely to spark, causing product damage. This damage will have a probabilistic hidden danger when it is used in the product in the future. Third, the probe needs to be replaced after frequent sparks, and the maintenance cost is high. Utility Model Content

[0005] In view of the deficiencies of the prior art, the utility model provides a large current test platform, which solves the problems of inconvenient placement of sensors and easy damage of probes during testing of the prior current sensors.

[0006] To achieve the above purpose, the utility model is implemented by the following technical solutions: a high current test platform includes a control platform, the top of the control platform is fixedly connected to an outer frame, the front of the outer frame is fixedly connected to a safety grating, and the interior of the outer frame is sequentially provided with a downward pressure probe test group, a current conduction platform and a mobile code scanning component from top to bottom;

[0007] Pressure probe test set, used for pressure test of current sensor;

[0008] A current conduction platform, used for placing a current sensor and conducting current, the current conduction platform comprises a support frame, an intermediate plate, a tray and a probe, the support frame is fixed on the top of the control platform, a plurality of current sensor slots are provided at equal distances inside the tray, a plurality of bosses are provided at equal distances at the bottom of the intermediate plate, a plurality of second through slots are provided at equal distances inside the support frame, and a conduction rod is provided in each of the plurality of second through slots, and a plurality of U-shaped slots are provided inside the plurality of bosses and the intermediate plate;

[0009] The mobile code scanning component is used to scan the current sensor placed in the current conduction platform.

[0010] Preferably, the support frame, the middle plate and the tray are arranged in sequence from bottom to bottom, the middle plate is inserted in the second through groove through the boss, and the tray is placed above the middle plate through the positioning pins.

[0011] Preferably, a bolt head is fixed on the top of the plurality of conducting rods, and the plurality of bolt heads penetrate from the boss to the bottom of the support frame, and the plurality of conducting rods are threadedly connected to the probes through the bolt heads.

[0012] Preferably, the pressure probe test group includes a support plate, and the support plate is fixed inside the outer frame, the top of the outer frame is fixedly connected to a cylinder, and the output end of the cylinder passes through the support plate and extends to one end below the support plate and is fixedly connected to a pressure plate, the pressure plate is slidably connected to the cylinder through four sliding rods, and a plurality of special current test needles are installed on the pressure plate at equal distances.

[0013] Preferably, the mobile code scanning assembly includes a base plate, and the base plate is embedded and installed on the top of the control platform. The left and right sides of the top of the base plate are rotatably connected to pulleys, and the two pulleys are connected by belt transmission. The top of the base plate is fixedly connected to a drive motor, and the output end of the drive motor is fixedly connected to the right pulley.

[0014] Preferably, a slide rail is fixedly connected to the top of the base plate, and a mounting bracket is slidably connected to the slide rail. A barcode scanner is installed on the mounting bracket, and the barcode scanner camera is in the same plane as the U-shaped groove. A travel switch for controlling the moving distance of the barcode scanner is also provided on the top of the control platform. Beneficial Effects

[0015] The utility model provides a high current test platform. Compared with the prior art, it has the following beneficial effects:

[0016] 1. The high current test platform includes a support frame, an intermediate plate, a tray and a probe through the current conduction platform. The support frame is fixed on the top of the control platform. A plurality of current sensor slots are equidistantly provided inside the tray. A new current conduction platform is designed. The current sensor slots provided on the current conduction platform can match the shape of the current sensor so that the current sensor can be placed stably. The unique customized test probe and measuring needle can withstand large current impact. The test data is accurate and reliable, not easy to spark, and the average life span is up to 300,000 times, which greatly reduces the maintenance cost and increases the quality reliability of the product.

[0017] 2. The high-current test platform includes a base plate through a mobile code scanning component, and the base plate is embedded and installed on the top of the control platform. The left and right sides of the top of the base plate are rotatably connected with pulleys, and the two pulleys are connected by belt transmission. During the test, only a tray with assembled products needs to be placed inside the equipment to complete the automatic code scanning of the product, thereby increasing the use function of the test platform. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the appearance of the utility model;

[0019] Figure 2 It is a schematic diagram of the internal structure of the utility model;

[0020] Figure 3 It is a schematic diagram of the current conduction platform of the utility model;

[0021] Figure 4 This is a bottom side view of the current conducting platform of the utility model;

[0022] Figure 5 It is a schematic diagram of the support plate, i.e., the middle plate, of the utility model;

[0023] Figure 6 This is a schematic diagram of the mobile code scanning component of the utility model;

[0024] Figure 7 It is a schematic diagram of the push-down probe test group of the utility model.

[0025] In the figure: 1. control platform; 2. outer frame; 3. downward pressure probe test group; 31. support plate; 32. cylinder; 33. slide rod; 34. downward pressure plate; 4. current conduction platform; 41. support frame; 42. middle plate; 43. tray; 44. current sensor slot; 45. boss; 46. second through slot; 47. U-shaped slot; 48. conduction rod; 49. probe; 5. mobile code scanning assembly; 51. bottom plate; 52. pulley; 53. belt; 54. drive motor; 55. slide rail; 56. mounting frame; 57. code scanner; 58. travel switch; 6. safety grating. DETAILED DESCRIPTION

[0026] 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.

[0027] The high current test platform provides two technical solutions:

[0028] like Figure 1-Figure 6 The first embodiment is shown: comprising a control platform 1, the top of the control platform 1 is fixedly connected to an outer frame 2, the front of the outer frame 2 is fixedly connected to a safety grating 6, and the inside of the outer frame 2 is sequentially provided with a downward pressure probe test group 3, a current conduction platform 4 and a mobile code scanning component 5 from top to bottom;

[0029] The current conduction platform 4 is used to place the current sensor and conduct the current. The current conduction platform 4 includes a support frame 41, an intermediate plate 42, a tray 43 and a probe 49. The support frame 41 is fixed on the top of the control platform 1. A plurality of current sensor slots 44 are equidistantly provided inside the tray 43. A plurality of bosses 45 are equidistantly provided at the bottom of the intermediate plate 42. A plurality of second through slots 46 are equidistantly provided inside the support frame 41, and conduction rods 48 are provided in the plurality of second through slots 46. U-shaped slots 47 are provided inside the plurality of bosses 45 and the intermediate plate 42. The support frame 41, the intermediate plate 42 and the tray 43 are arranged in sequence from bottom to bottom. The intermediate plate 42 is inserted in the second through slot 46 through the boss 45. The tray 43 is placed above the intermediate plate 42 through a positioning pin. Bolt heads are fixed on the tops of the plurality of conduction rods 48, and the plurality of bolt heads pass through the boss 45 to the bottom of the support frame 41. The plurality of conduction rods 48 are threadedly connected to the probe 49 through the bolt heads.

[0030] The pressure probe test group 3 is used to perform a pressure test on the current sensor. The pressure probe test group 3 includes a support plate 31, and the support plate 31 is fixed inside the outer frame 2. The top of the outer frame 2 is fixedly connected to a cylinder 32, and the output end of the cylinder 32 passes through the support plate 31 and extends to one end below the support plate 31 and is fixedly connected to a pressure plate 34. The pressure plate 34 is slidably connected to the cylinder 32 through four sliding rods 33, and a plurality of special current test needles are installed on the pressure plate 34 at equal distances.

[0031] A new current conduction platform 4 is designed. The current sensor slot 44 provided on the current conduction platform 4 can match the shape of the current sensor so that the current sensor can be placed stably. The unique customized test probe 49 and the measuring needle can withstand large current impact. The test data is accurate and reliable, not easy to spark, and the average life span is as high as 300,000 times, which greatly reduces the maintenance cost and increases the quality reliability of the product.

[0032] like Figure 1 , Figure 2 and Figure 7The second embodiment is shown, and the main difference from the first embodiment is: a mobile code scanning component 5 is used to scan the current sensor placed in the current conduction platform 4, and the mobile code scanning component 5 includes a base plate 51, and the base plate 51 is embedded and installed on the top of the control platform 1, and the left and right sides of the top of the base plate 51 are rotatably connected with pulleys 52, and the two pulleys 52 are connected by belts 53. The top of the base plate 51 is fixedly connected with a drive motor 54, and the output end of the drive motor 54 is fixedly connected to the right pulley 52, the top of the base plate 51 is fixedly connected with a slide rail 55, and the slide rail 55 is slidably connected with a mounting frame 56, a code scanner 57 is installed on the mounting frame 56, and the code scanning camera of the code scanner 57 is in the same plane as the U-shaped groove 47, and the top of the control platform 1 is still provided with a travel switch 58 for controlling the moving distance of the code scanner 57.

[0033] During the test, only a tray 54 with assembled products needs to be placed inside the device to complete the automatic scanning of the products, thereby increasing the usability of the test platform.

[0034] When in use, the tray 43 is removed from the middle plate 42, and multiple current sensors are placed in the current sensor slot 44, and the conducting rod 48 is inside the current sensor, and is positioned by the limit table inside the current sensor slot 44. Then the tray 43 containing the current sensors is placed on the middle plate 42, and is positioned by the positioning pins during placement. The drive motor 54 is started to rotate the pulley 52 connected to the mobile scanning assembly 5, and the other pulley 52 is rotated by the belt 53. At this time, the belt 53 drives the scanner 57 to move, and then the current sensors are scanned in turn. After the scanning is completed, the probe test group 3 is started to make the measuring needle on the slide bar 33 enter the current sensor slot 44 and contact the probe 49, and the circuit is turned on by the action of the conducting rod 48, and current is generated, thereby performing a large current test on the current sensor.

[0035] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0036] 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 high current test platform, comprising a control platform (1), the top of the control platform (1) being fixedly connected to an outer frame (2), the front of the outer frame (2) being fixedly connected to a safety grating (6), characterized in that: The interior of the outer frame (2) is provided with a downward pressure probe test group (3), a current conduction platform (4) and a mobile code scanning component (5) in order from top to bottom; A pressure probe test group (3), used for performing a pressure test on the current sensor; A current conducting platform (4) for placing a current sensor and conducting current, the current conducting platform (4) comprising a support frame (41), an intermediate plate (42), a tray (43) and a probe (49), the support frame (41) being fixed on the top of the control platform (1), a plurality of current sensor slots (44) being equidistantly provided inside the tray (43), a plurality of bosses (45) being equidistantly provided at the bottom of the intermediate plate (42), a plurality of second through slots (46) being equidistantly provided inside the support frame (41), and a conducting rod (48) being provided in each of the plurality of second through slots (46), and a U-shaped slot (47) being provided inside each of the plurality of bosses (45) and the intermediate plate (42); The mobile code scanning component (5) is used to scan the current sensor placed on the current conducting platform (4).

2. A high current test platform according to claim 1, characterized in that: The support frame (41), the middle plate (42) and the tray (43) are arranged in sequence from bottom to bottom; the middle plate (42) is inserted into the second through groove (46) via the boss (45); and the tray (43) is placed above the middle plate (42) via positioning pins.

3. A high current test platform according to claim 1, characterized in that: Bolt heads are fixed to the tops of the plurality of conducting rods (48), and the plurality of bolt heads penetrate from the boss (45) to the bottom of the support frame (41), and the plurality of conducting rods (48) are threadedly connected to the probes (49) via the bolt heads.

4. A high current test platform according to claim 1, characterized in that: The pressure probe test group (3) comprises a support plate (31), and the support plate (31) is fixed inside the outer frame (2), the top of the outer frame (2) is fixedly connected to a cylinder (32), and the output end of the cylinder (32) passes through the support plate (31) and extends to one end below the support plate (31) and is fixedly connected to a pressure plate (34), the pressure plate (34) is slidably connected to the cylinder (32) through four sliding rods (33), and a plurality of special current test needles are installed on the pressure plate (34) at equal distances.

5. A high current test platform according to claim 1, characterized in that: The mobile code scanning component (5) comprises a bottom plate (51), and the bottom plate (51) is mounted on the top of the control platform (1), and the left and right sides of the top of the bottom plate (51) are rotatably connected to pulleys (52), and the two pulleys (52) are connected by a belt (53). The top of the bottom plate (51) is fixedly connected to a driving motor (54), and the output end of the driving motor (54) is fixedly connected to the right pulley (52).

6. A high current test platform according to claim 5, characterized in that: A slide rail (55) is fixedly connected to the top of the base plate (51), and a mounting frame (56) is slidably connected to the slide rail (55). A barcode scanner (57) is mounted on the mounting frame (56), and a barcode scanning camera of the barcode scanner (57) is located in the same plane as the U-shaped groove (47). A travel switch (58) for controlling the moving distance of the barcode scanner (57) is also arranged on the top of the control platform (1).

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