Storage battery internal resistance testing device

Abstract

The utility model relates to the field of storage battery internal resistance detection, and discloses a storage battery internal resistance testing device which comprises a bottom plate and a frame, a motor is fixedly connected to one side of the outer surface of the frame, sliding grooves are formed in the two sides of the inner wall of the frame, and threaded rods are rotationally connected to one sides of the interiors of the sliding grooves. The threaded rod extends out of the frame, and the driving end of the motor is fixedly connected to one side of the threaded rod. The motor drives the threaded rod to rotate, the detection plate on one side is connected with the sliding block, and the sliding block on the other side is connected with the connecting rod, so that when the motor drives the threaded rod to rotate, the detection plates on the two sides are driven to move in the opposite direction, and the multiple electrode slices are driven to move in the opposite direction; the plurality of electrode plates move into the detection holes to be in contact with the storage batteries, and then the plurality of storage batteries are detected at the same time, so that the efficiency of detecting the internal resistance of the storage batteries is improved.

Description

Technical Field

[0001] The present application relates to the field of battery internal resistance detection, and in particular to a battery internal resistance testing device. Background Art

[0002] Internal resistance, also known as internal resistance, refers to the resistance encountered by the current flowing through the battery when the battery is working. The internal resistance of the power supply (the resistance of the internal circuit), such as the resistance of the battery and the generator itself, should be minimized in order to reduce the energy loss when the current passes through.

[0003] Usually, the internal resistance of the battery is tested by inserting the pen tip of a manual internal resistance tester into the test hole of the battery. Individual batteries are tested one by one manually, which seriously affects the test efficiency. In addition, the angle of a general detection device is not easy to adjust, resulting in different efficiency of battery installation by workers of different heights, which in turn affects the detection efficiency of the battery.

[0004] The above information disclosed in the background technology is only used to increase the understanding of the background technology of the present application, and therefore, it may include information that does not constitute the prior art known to ordinary technicians in the field. Utility Model Content

[0005] In order to solve the problems of low battery detection efficiency and difficulty in adjusting the angle of the detection device, the present application provides a battery internal resistance testing device.

[0006] The battery internal resistance test device provided in this application adopts the following technical solution:

[0007] A battery internal resistance testing device comprises a base plate and a frame, wherein a motor is fixedly connected to one side of the outer surface of the frame, and slide grooves are provided on both sides of the inner wall of the frame, and a threaded rod is rotatably connected to one side of the inner side of the slide groove, and the threaded rod extends to the outside of the frame, and the driving end of the motor is fixedly connected to one side of the threaded rod, and a connecting rod is fixedly connected to the inner side of the slide groove corresponding to the side of the threaded rod, and a plurality of sliders are slidably connected to the threaded rod through the connecting rod and the threaded rod, and the base plate is slidably connected to two detection plates through the plurality of sliders, and a plurality of electrode sheets are fixedly connected to the opposite sides of the two detection plates.

[0008] Preferably, a plurality of bolts are threadedly connected on both sides of the upper surface of the frame, the outer surface of the base plate is fixedly connected to two L-shaped connecting plates by the plurality of bolts, and the interior of the base plate is fixedly connected to a battery placement plate by the plurality of bolts and the two L-shaped connecting plates.

[0009] Preferably, a plurality of placement grooves are provided on one side of the upper surface of the battery placement plate, a plurality of detection holes are provided on both sides of the outer surface of the battery placement plate, and the plurality of detection holes are symmetrically distributed on the battery placement plate.

[0010] Preferably, one side of the outer surface of the base plate is rotatably connected with a connecting shaft, and the base plate is connected via the two hydraulic rods, the two mounting seats, the connecting shaft and the frame.

[0011] In summary, this application includes the following beneficial technical effects:

[0012] 1. The motor drives the threaded rod to rotate, and the detection plate on one side is connected to the slider, and the slider on the other side is connected to the connecting rod, so that when the motor drives the threaded rod to rotate, the detection plates on both sides are driven to move toward each other, and a plurality of electrode sheets are driven to move toward each other, and a plurality of electrode sheets are moved into the detection hole to contact the battery, and then a plurality of batteries are detected at the same time; compared with the prior art, the efficiency of battery internal resistance detection is improved;

[0013] 2. By connecting the mounting base on the hydraulic rod to the bottom of the frame, and connecting one side of the frame to one side of the base plate through a connecting shaft, the two hydraulic rods drive one side of the frame to rise and fall, and then adjust the angle of the frame; compared with the existing technology, it is convenient for workers to quickly install batteries. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the test device of the embodiment of the application;

[0015] Figure 2 is a schematic structural diagram of a cross-section of a test device of an embodiment of the application;

[0016] Figure 3 It is a schematic diagram of the structure of the test device test of the embodiment of the application.

[0017] Explanation of the accompanying drawings: 1. Base plate; 2. Hydraulic rod; 3. Mounting seat; 4. Frame; 5. Motor; 6. L-shaped connecting plate; 7. Bolt; 8. Battery placement plate; 9. Placement groove; 10. Detection hole; 11. Detection plate; 12. Slide groove; 13. Connecting rod; 14. Slider; 15. Threaded rod; 16. Electrode sheet; 17. Connecting shaft. DETAILED DESCRIPTION

[0018] The following is combined with Figure 1-3 This application is described in further detail.

[0019] The present application embodiment discloses a battery internal resistance test device. Figure 1 and Figure 2A battery internal resistance test device, on the outer surface of the frame 4, a motor 5 is fixedly connected through one side thereof, on the inner wall of the frame 4, a slide groove 12 is opened through both sides thereof, in the interior of the slide groove 12, a threaded rod 15 is rotatably connected through one side thereof, and the threaded rod 15 extends to the outside of the frame 4, the driving end of the motor 5 is fixedly connected to one side of the threaded rod 15, in the interior of the slide groove 12, a connecting rod 13 is fixedly connected through one side of the corresponding threaded rod 15, in the interior of the threaded rod 15, a plurality of sliders 14 are slidably connected through the connecting rod 13 and the threaded rod 15, and the bottom plate 1 slides through the plurality of sliders 14 Two detection plates 11 are connected, and a plurality of electrode sheets 16 are fixedly connected between the two detection plates 11 through the opposite sides thereof. The connection method between the threaded rod 15 and the slider 14 is similar to the connection method between the ball screws, so that the motor 5 drives the threaded rod 15 to rotate. The detection plate 11 on one side is connected to the slider 14, and the slider 14 on the other side is connected to the connecting rod 13. When the motor 5 drives the threaded rod 15 to rotate, the detection plates 11 on both sides are driven to move toward each other, and the plurality of electrode sheets 16 are driven to move toward each other, so as to facilitate the detection of the battery.

[0020] Reference Figure 1 and Figure 2 On the upper surface of the frame 4, a number of bolts 7 are threadedly connected on both sides thereof. On the outer surface of the bottom plate 1, two L-shaped connecting plates 6 are fixedly connected by a number of bolts 7. Inside the bottom plate 1, a battery placement plate 8 is fixedly connected by a number of bolts 7 and two L-shaped connecting plates 6. The L-shaped connecting plates 6 on both sides are connected to the battery placement plate 8, and then the battery placement plate 8 is fixed to the inside of the frame 4 by a number of bolts 7, which facilitates the installation and removal of the battery placement plate 8.

[0021] Reference Figure 1 and Figure 2 On the upper surface of the battery placement plate 8, a plurality of placement grooves 9 are opened through one side thereof, and on the outer surface of the battery placement plate 8, a plurality of detection holes 10 are opened through both sides thereof, and the plurality of detection holes 10 are symmetrically distributed with the battery placement plate 8. Through the plurality of placement grooves 9 opened on the battery placement plate 8, it is convenient to place the battery to be detected inside the placement grooves 9 on the battery placement plate 8. Through the plurality of detection holes 10 on both sides, it is convenient for the motor 5 to drive the detection plates 11 on both sides to move toward each other, so that the plurality of electrode sheets 16 on both sides move into the detection holes 10, and contact the battery through the electrode sheets 16 on both sides, and then connect with the external detection device through the detection plate 11, so as to facilitate the detection effect of the battery.

[0022] Reference Figure 3On the upper surface of the base plate 1, hydraulic rods 2 are fixedly connected on both sides thereof, and several hydraulic rods 2 are symmetrically distributed around the base plate 1, and the telescopic ends of the hydraulic rods 2 are rotatably connected to mounting seats 3.

[0023] Reference Figure 3 On the outer surface of the bottom plate 1, a connecting shaft 17 is rotatably connected to one side thereof. The bottom plate 1 is connected to the frame 4 through two hydraulic rods 2, two mounting seats 3, and the connecting shaft 17. By connecting the mounting seat 3 on the hydraulic rod 2 with the bottom of the frame 4, and connecting one side of the frame 4 with one side of the bottom plate 1 through the connecting shaft 17, the two hydraulic rods 2 drive one side of the frame 4 to rise and fall, and then adjust the angle of the frame 4, so as to facilitate the staff to place the battery inside the battery placement plate 8.

[0024] The implementation principle of a battery internal resistance testing device in an embodiment of the present application is as follows: the batteries to be tested are placed in sequence inside the placement grooves 9 on the battery placement plate 8, and then the threaded rod 15 is driven to rotate by the motor 5, and the detection plate 11 on one side is connected to the slider 14, and the slider 14 on the other side is connected to the connecting rod 13, so that when the motor 5 drives the threaded rod 15 to rotate, the detection plates 11 on both sides are driven to move toward each other, and a plurality of electrode sheets 16 are driven to move toward each other, so that a plurality of electrode sheets 16 move into the detection hole 10 and contact the batteries, and then the internal resistance of a plurality of batteries is tested simultaneously through an external device, and the mounting seat 3 on the hydraulic rod 2 is connected to the bottom of the frame 4, and one side of the frame 4 is connected to one side of the bottom plate 1 through the connecting shaft 17, so that the two hydraulic rods 2 drive one side of the frame 4 to rise and fall, and then the angle of the frame 4 is adjusted.

[0025] Finally, a few points should be explained: First, in the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, which may refer to mechanical connection or electrical connection, or internal communication between two components, or direct connection. "upper", "lower", "left", "right", etc. are only used to indicate relative positional relationships. When the absolute position of the object being described changes, the relative positional relationship may change;

[0026] Secondly: In the drawings of the embodiments disclosed in the present utility model, only the structures related to the embodiments disclosed in the present utility model are involved, and other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of the present utility model can be combined with each other;

[0027] Finally: The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

[0028] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A battery internal resistance testing device, comprising a base plate (1) and a frame (4), characterized in that: A motor (5) is fixedly connected to one side of the outer surface of the frame (4); both sides of the inner wall of the frame (4) are provided with a slide groove (12); one side of the interior of the slide groove (12) is rotatably connected to a threaded rod (15), and the threaded rod (15) extends to the outside of the frame (4); the driving end of the motor (5) is fixedly connected to one side of the threaded rod (15); the interior of the slide groove (12) is fixedly connected to a connecting rod (13) corresponding to one side of the threaded rod (15); a plurality of sliders (14) are slidably connected to the interior of the threaded rod (15) through the connecting rod (13) and the threaded rod (15); and the bottom plate (1) is connected to the bottom plate (1) by a plurality of sliders (14) through a plurality of sliders (14) and a plurality of sliders (14) are connected to the bottom plate (1) by ... Two detection plates (11) are slidably connected via a plurality of sliders (14); a plurality of electrode sheets (16) are fixedly connected to opposite sides of the two detection plates (11); hydraulic rods (2) are fixedly connected to both sides of the upper surface of the base plate (1); and a plurality of hydraulic rods (2) are symmetrically distributed with respect to the base plate (1); the telescopic ends of the hydraulic rods (2) are rotatably connected to mounting seats (3); a connecting shaft (17) is rotatably connected to one side of the outer surface of the base plate (1); and the base plate (1) is connected to the frame (4) via the two hydraulic rods (2), the two mounting seats (3), the connecting shaft (17) and the frame (4).

2. A battery internal resistance testing device according to claim 1, characterized in that: Both sides of the upper surface of the frame (4) are threadedly connected with a plurality of bolts (7); the outer surface of the base plate (1) is fixedly connected to two L-shaped connecting plates (6) via the plurality of bolts (7); and the interior of the base plate (1) is fixedly connected to a battery placement plate (8) via the plurality of bolts (7) and the two L-shaped connecting plates (6).

3. A battery internal resistance testing device according to claim 2, characterized in that: A plurality of placement grooves (9) are provided on one side of the upper surface of the battery placement plate (8), a plurality of detection holes (10) are provided on both sides of the outer surface of the battery placement plate (8), and the plurality of detection holes (10) are symmetrically distributed around the battery placement plate (8).

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