Digital display multimeter for battery production detection

Abstract

The utility model discloses a digital multimeter for battery production detection, and belongs to the technical field of battery detection. The front end of the watch body is provided with a display screen, a control button, a rotary switch and a jack; the meter pens are connected with the corresponding plugs through the corresponding connecting lines. The left side and the right side of the universal meter body are respectively connected with corresponding storage boxes, a support frame is fixed in each storage box, and a corresponding meter pen and a plug are inserted and placed in each support frame; and each storage box is provided with an openable door plate. According to the universal meter, the storage box is arranged, and the meter pen and the plug are placed in the storage box, so that the meter pen is effectively protected, the meter pen is prevented from being lost, polluted and damaged, the working efficiency and the test accuracy are ensured, and the overall service life of the universal meter is ensured. The storage box is connected with the universal meter body through the connecting assembly, so that the meter pen is more convenient to take and use.

Description

Technical Field

[0001] The utility model relates to a digital display multimeter for battery production detection, belonging to the technical field of battery detection. Background Art

[0002] As a multifunctional, multi-range and portable electronic instrument, the multimeter has been widely used in the field of electronic technology and daily work. It can accurately measure various physical quantities, including but not limited to DC current, DC voltage, AC current, AC voltage, resistance, audio level and transistor DC magnification, etc., providing great convenience for electronic engineers and technicians.

[0003] Prior art, such as the Chinese utility model patent with publication number CN212060397U, publication date 2020-12-01, and titled "A Multimeter for Battery Testing", discloses a technical solution in which the test leads are directly exposed to the external environment. The exposed test leads are easily lost, contaminated, or damaged during movement or operation, affecting work efficiency and test accuracy, as well as the overall service life of the multimeter. Utility Model Content

[0004] In order to solve the problems existing in the background technology, the utility model provides a digital display multimeter for battery production detection.

[0005] To achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a digital multimeter for battery production testing, comprising a support frame, a multimeter body, test leads, connecting wires and a plug; the multimeter body comprises a meter body, a display screen, a control button, a rotary switch and a jack; a display screen, a control button, a rotary switch and a jack are provided at the front end of the meter body; the test leads are connected to corresponding plugs through corresponding connecting wires; the left and right sides of the multimeter body are respectively connected to corresponding storage boxes, each of which is fixed with a support frame, and each of which is plugged with corresponding test leads and plugs; each storage box is provided with an openable door panel.

[0006] Each storage box is respectively fixedly connected with a corresponding door panel through a corresponding limiting mechanism.

[0007] The limiting mechanism includes an unlocking component and a fixing component; the unlocking component includes a fixing block, an unlocking spring, an unlocking push block, a return spring, an unlocking button, a fixing ring and a push rod; the fixing component includes a connecting rod, a fixing spring and a limiting block; each of the storage boxes is fixedly connected to the corresponding fixing block, the middle part of each of the fixing blocks is provided with an unlocking groove, the top plate of each storage box is provided with a sliding hole, the upper surface of each fixing block is provided with a limiting hole, and each of the limiting holes is connected to the corresponding unlocking groove and the corresponding sliding hole; the inner side wall of each unlocking groove is fixedly connected to one end of the corresponding unlocking spring, the other end of each unlocking spring is fixedly connected to the corresponding unlocking push block, and each unlocking push block is slidably set in the corresponding unlocking groove Inside; a fixing ring is fixed on the top of each storage box, and an unlocking button is slidably provided in each of the fixing rings, a push rod is fixed to the lower end of each unlocking button, and a reset spring is fixed between each unlocking button and the top plate of the storage box; the lower end of each push rod is slidably inserted into the corresponding limiting hole; the lower end of each door panel is hinged to the lower end of the corresponding storage box, and a connecting rod is fixed on the inner side of the upper end of each door panel, each connecting rod is inserted into the corresponding unlocking groove, and a limiting groove is provided on the upper surface of each connecting rod, and the inner bottom surface of each limiting groove is fixedly connected to the lower end of the corresponding fixing spring, and the upper end of each fixing spring is fixedly connected to the corresponding limiting block, and each limiting block is respectively matched with the lower end of the corresponding push rod.

[0008] A rubber pad is fixed to the inner wall of each support frame.

[0009] The left and right sides of the multimeter body are respectively connected to corresponding storage boxes through corresponding connecting components.

[0010] Each of the connecting components includes a slot plate, a connecting plate and a fixing plate; the connecting plate and the fixing plate are fixedly connected in parallel, the fixing plate is fixedly connected to the side wall corresponding to the watch body, the connecting plate is plug-connected to the plug-in end of the slot plate, and the non-plug-in end of the slot plate is fixedly connected to the side wall of the corresponding storage box.

[0011] The lower end of the connecting plate and the lower end of the fixing plate are both fixedly connected to the bottom plate, and the bottom plate is magnetically connected to the lower end of the slot plate.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. The utility model provides a storage box to place the test leads and the plug in the storage box, thereby effectively protecting the test leads, avoiding loss, contamination, and damage of the test leads, ensuring work efficiency and test accuracy, and ensuring the overall service life of the multimeter.

[0014] 2. The storage box of the utility model is connected to the multimeter body through a connecting assembly, making it more convenient to take and use the test leads. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a structural schematic diagram of the utility model;

[0016] Figure 2 yes Figure 1 A cross-sectional view of

[0017] Figure 3 yes Figure 2 A magnified image of point A;

[0018] Figure 4 It is a structural diagram of the limiting mechanism;

[0019] Figure 5 is a schematic diagram of the connection relationship between the connection component and the storage box;

[0020] Figure 6 yes Figure 2 Enlarged view of point B. DETAILED DESCRIPTION

[0021] The technical solution of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0022] Embodiment 1:

[0023] A digital multimeter for battery production inspection comprises a support frame 4, a multimeter body 7, test leads 8, a connecting line 9 and a plug 10; the multimeter body 7 comprises a meter body 701, a display screen 702, a control button 703, a rotary switch 704 and a socket 705; a display screen 702, a control button 703, a rotary switch 704 and a socket 705 are provided at the front end of the meter body 701; the test leads 8 are connected to the corresponding plug 10 through the corresponding connecting line 9; the left and right sides of the multimeter body 7 are respectively connected to the corresponding storage boxes 101, each of the storage boxes 101 is fixed with a support frame 4, each of the support frames 4 is plugged with corresponding test leads 8 and plug 10; each storage box 101 is provided with an openable door panel 302.

[0024] Each storage box 101 is respectively fixedly connected to the corresponding door panel 302 via a corresponding limiting mechanism.

[0025] The limiting mechanism includes an unlocking component and a fixing component; the unlocking component includes a fixing block 201, an unlocking spring 203, an unlocking push block 204, a return spring 206, an unlocking button 207, a fixing ring 208 and a push rod 209; the fixing component includes a connecting rod 303, a fixing spring 305 and a limiting block 306; the top wall inside each storage box 101 is fixedly connected to the corresponding fixing block 201, and the middle part of each fixing block 201 is provided with an unlocking groove 202 that runs through its outer end, and each The top plate of each storage box 101 is provided with a sliding hole 102 that penetrates its wall thickness, and the upper surface of each fixed block 201 is provided with a limiting hole 205, and each of the limiting holes 205 is connected to the corresponding unlocking groove 202 and the corresponding sliding hole 102; the inner side wall of each unlocking groove 202 is fixedly connected to one end of the corresponding unlocking spring 203, and the other end of each unlocking spring 203 is fixedly connected to the corresponding unlocking push block 204, and each unlocking push block 204 is slidably set in the corresponding The top of each storage box 101 is fixed with a fixing ring 208, and each fixing ring 208 is slidably provided with an unlocking button 207. The lower end of each unlocking button 207 is coaxially fixed with a push rod 209, and a return spring 206 is fixed between each unlocking button 207 and the top plate of the storage box 101; the lower end of each push rod 209 is slidably inserted into the corresponding limiting hole 205; the lower end of each door panel 302 is respectively connected to the corresponding storage box 101 through the corresponding hinge 301. 01 is hinged at the lower end, and a connecting rod 303 is fixed on the inner side of the upper end of each door panel 302, each of the connecting rods 303 is respectively inserted into the corresponding unlocking slot 202, and the upper surface of each connecting rod 303 is provided with a limiting slot 304, the inner bottom surface of each limiting slot 304 is respectively fixedly connected to the lower end of the corresponding fixing spring 305, the upper end of each fixing spring 305 is respectively fixedly connected to the corresponding limiting block 306, and each limiting block 306 is respectively matched with the lower end of the corresponding push rod 209.

[0026] A rubber pad 5 is fixed to the inner wall of each support frame 4 .

[0027] Embodiment 2:

[0028] The difference between this embodiment and embodiment 1 is that:

[0029] The left and right sides of the multimeter body 7 are connected to the corresponding storage boxes 101 through corresponding connecting components 6 respectively.

[0030] Each of the connecting components 6 includes a slot plate 601, a connecting plate 602 and a fixing plate 603; the connecting plate 602 and the fixing plate 603 are fixedly connected in parallel, the fixing plate 603 is fixedly connected to the corresponding side wall of the watch body 701, the connecting plate 602 is plug-connected to the plug-in end of the slot plate 601, and the non-plug-in end of the slot plate 601 is fixedly connected to the side wall of the corresponding storage box 101.

[0031] The lower end of the connecting plate 602 and the lower end of the fixing plate 603 are fixedly connected to the bottom plate 604. The bottom plate 604 is magnetically connected to the lower end of the slot plate 601. The magnetic attraction force is required to be greater than the overall gravity of the storage box 101 to ensure effective connection between the storage box 101 and the multimeter body 7.

[0032] The working process of the utility model is as follows:

[0033] When the battery needs to be tested, the staff presses the unlock button 207 to push the push rod 209 so that the limit block 306 is pushed into the limit groove 304, and then the unlock push block 204 is pushed outward by the thrust of the unlock spring 203, so that the connecting rod 303 moves to the outside of the fixed block 201, and the door panel 302 is flipped down and opened through the hinge 301. Then, the test lead 8 and the plug 10 are taken out of the support frame 4, the meter body 701 is started by the control button 703, the mode of the meter body 701 is adjusted by the rotary switch 704, the plug 10 is inserted into the jack 705 for connection, and the battery is tested through the test lead 8. After the test is completed, the test lead 8 and the plug 10 are put back into the support frame 4 of the corresponding storage box 101 and the door panel 302 is closed.

[0034] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent conditions of the claims are included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0035] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A digital multimeter for battery production testing, comprising a support frame (4), a multimeter body (7), a test lead (8), a connecting line (9) and a plug (10); the multimeter body (7) comprises a meter body (701), a display screen (702), a control button (703), a rotary switch (704) and a jack (705); the front end of the meter body (701) is provided with a display screen (702), a control button (703), a rotary switch (704) and a jack (705); the test lead (8) is connected to a corresponding plug (10) via a corresponding connecting line (9); the characteristics are: The left and right sides of the multimeter body (7) are respectively connected to corresponding storage boxes (101); a support frame (4) is fixed in each storage box (101); corresponding test leads (8) and plugs (10) are inserted and placed in each support frame (4); and each storage box (101) is provided with an openable door panel (302).

2. A digital multimeter for battery production testing according to claim 1, characterized in that: Each storage box (101) is respectively fixedly connected to a corresponding door panel (302) via a corresponding limiting mechanism.

3. A digital multimeter for battery production testing according to claim 2, characterized in that: The limiting mechanism comprises an unlocking assembly and a fixing assembly; the unlocking assembly comprises a fixing block (201), an unlocking spring (203), an unlocking push block (204), a return spring (206), an unlocking button (207), a fixing ring (208) and a push rod (209); the fixing assembly comprises a connecting rod (303), a fixing spring (305) and a limiting block (306); each of the storage boxes (101) is fixedly connected to the corresponding fixing block (201), and the middle part of each fixing block (201) is provided with an unlocking groove (202). The top plate of the storage box (101) is provided with a sliding hole (102), and the upper surface of each fixed block (201) is provided with a limiting hole (205), and each limiting hole (205) is connected with the corresponding unlocking groove (202) and the corresponding sliding hole (102); the inner side wall of each unlocking groove (202) is fixedly connected to one end of the corresponding unlocking spring (203), and the other end of each unlocking spring (203) is fixedly connected to the corresponding unlocking push block (204), and each unlocking push block (204) is slidably arranged in the corresponding unlocking groove (202); a fixing ring (208) is fixed on the top of each storage box (101), an unlocking button (207) is slidably provided in each fixing ring (208), a push rod (209) is fixed at the lower end of each unlocking button (207), and a return spring (206) is fixed between each unlocking button (207) and the top plate of the storage box (101); the lower end of each push rod (209) is slidably inserted into the corresponding limiting hole (205); the lower end of each door panel (302) is hinged with the lower end of the corresponding storage box (101) A connecting rod (303) is fixed on the inner side of the upper end of each door panel (302), each of the connecting rods (303) is inserted into the corresponding unlocking slot (202), and a limiting slot (304) is provided on the upper surface of each connecting rod (303), the inner bottom surface of each limiting slot (304) is fixedly connected to the lower end of the corresponding fixing spring (305), the upper end of each fixing spring (305) is fixedly connected to the corresponding limiting block (306), and each limiting block (306) is matched with the lower end of the corresponding push rod (209).

4. A digital multimeter for battery production testing according to claim 1 or 3, characterized in that: A rubber pad (5) is fixed to the inner wall of each support frame (4).

5. A digital multimeter for battery production testing according to claim 1 or 3, characterized in that: The left and right sides of the multimeter body (7) are respectively connected to corresponding storage boxes (101) via corresponding connection components (6).

6. A digital multimeter for battery production testing according to claim 5, characterized in that: Each of the connection components (6) comprises a slot plate (601), a connection plate (602) and a fixing plate (603); the connection plate (602) and the fixing plate (603) are fixedly connected in parallel, the fixing plate (603) is fixedly connected to the corresponding side wall of the watch body (701), the connection plate (602) is plug-connected to the plug-in end of the slot plate (601), and the non-plug-in end of the slot plate (601) is fixedly connected to the side wall of the corresponding storage box (101).

7. A digital multimeter for battery production testing according to claim 6, characterized in that: The lower end of the connecting plate (602) and the lower end of the fixing plate (603) are both fixedly connected to the bottom plate (604), and the bottom plate (604) is magnetically connected to the lower end of the slot plate (601).

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