Bus type circuit board testing device
The design of the bus-type circuit board testing device solves the problems of numerous cables and frequent plugging and unplugging in batch testing of circuit boards, achieving efficient electrical performance testing and making it suitable for the field of electrical testing.
Patent Information
- Application Number
- CN202520222858.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-02-12
- Publication Date
- 2025-12-05
- Estimated Expiration
- 2035-02-12
AI Technical Summary
Existing circuit board testing equipment suffers from low efficiency and difficulty in efficiently performing electrical performance tests in a temperature chamber during mass production due to the large number of test cables and the need for frequent plugging and unplugging.
Design a bus-type circuit board testing device that achieves signal bus connection through the design of data plugs and slots, reduces the number of test cables and connects them into a bus, and simplifies plugging and unplugging operations.
It improves testing efficiency, enables batch testing of the electrical performance of circuit boards in a limited space, and is suitable for high and low temperature environments.
Smart Images
Figure CN223637577U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to electrical test technical field, concretely is a bus type circuit board testing arrangement. BACKGROUND
[0002] Circuit board is more and more small in size due to electronic component, and it is difficult to measure its circuit actual effectiveness, and the structure has the particularity of one board one type, and the design of detection device is the difficulty of quality detection.In addition, the circuit board is mass-produced, and its electrical performance test often needs to be tested one by one, and once the test points are more, the number of test cables will also increase by several times, which is not conducive to batch testing.
[0003] The prior art adopts one test tool to one test cable, each tool has an external plug, if the number of tools is large, the plug must be plugged and tested one by one, and the test time is very nervous under the condition of temperature cycle experiment, and the working efficiency is low. UTILITY MODEL CONTENT
[0004] The utility model aims at at least solving one of the technical problems existing in the prior art.
[0005] Therefore, one purpose of the utility model lies in providing a bus type circuit board testing arrangement, which can ensure the accuracy of the circuit board measuring device, and can reduce the volume of the testing device, and facilitate the high and low temperature test of the circuit board in the limited volume of the temperature box.
[0006] In order to achieve the above purpose, the utility model provides the following technical scheme: a bus type circuit board testing arrangement, comprising a circuit board test box, a side plate is fixedly connected on the circuit board test box, the side plate is hinged with a cover plate through a hinge, a plurality of lower pressing rubber columns are fixedly connected on the bottom of the cover plate, a vertical plate is fixedly connected on the circuit board test box, two connecting rods are slidably connected in the vertical plate, a connecting plate is fixedly connected on one end of the connecting rod, two data plugs are fixedly connected on the side plate and the connecting plate, respectively, and data slots corresponding to the data plugs are formed in the four corners of the bottom of the circuit board test box.
[0007] Preferably, a slot is formed on the outside of the cover plate, a sliding plate is fixedly connected on the other end of the connecting rod, the sliding plate is slidably connected in the vertical plate, a spring is sleeved on the outside of the connecting rod, two buckle blocks are fixedly connected on the outside of the connecting plate, and the buckle blocks are inserted into the inside of the slot.
[0008] Preferably, the diameter of the data plug is smaller than the diameter of the data slot.
[0009] Preferably, a placing groove is formed on the circuit board test box.
[0010] Preferably, the circuit board test box is provided with a plurality of spring needles.
[0011] Compared with the prior art, the bus type circuit board test device has the advantages that:
[0012] The data plug and the data slot are arranged in the bus type circuit board test device, and the data plug of one device is connected to the data slot of another device, so that the test device cable quantity is reduced and the frequent plugging problem is solved, and the test efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS
[0013] Figure 1 Fig. 1 is a structural schematic view of the bus type circuit board test device of the present application;
[0014] Figure 2 Fig. 3 is a structural schematic view of the lower pressing rubber column in the bus type circuit board test device of the present application;
[0015] Figure 3 Fig. 4 is a structural schematic view of the data slot in the bus type circuit board test device of the present application;
[0016] Figure 4 Fig. 5 is a sectional view of the vertical plate in the bus type circuit board test device of the present application;
[0017] Figure 5 Fig. 6 is an enlarged structural schematic view of the A area in the bus type circuit board test device of the present application. Figure 4
[0018] In the figure: 1, circuit board test box; 2, side plate; 3, cover plate; 4, vertical plate; 5, connecting plate; 6, connecting rod; 7, data plug; 8, lower pressing rubber column; 9, placing groove; 10, plug slot; 11, spring needle; 12, sliding plate; 13, spring; 14, data slot; 15, buckle block. DETAILED DESCRIPTION
[0019] The technical solutions in the embodiments of the present application will be clearly and completely described with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.
[0020] Please refer to Figures 1-5 The utility model discloses an embodiment provides a bus type circuit board testing device, include: circuit board test box 1, the fixed connection of circuit board test box 1 has side plate 2, the hinge joint of side plate 2 has cover plate 3, the bottom fixed connection of cover plate 3 has a plurality of lower pressure glue column 8, the fixed connection of circuit board test box 1 has vertical plate 4 on, the inside sliding connection of vertical plate 4 has two connecting rods 6, one end fixed connection of connecting rod 6 has connecting plate 5, the fixed connection of side plate 2 and connecting plate 5 all has two data plugs 7, the bottom four corners of circuit board test box 1 are provided with the data slot 14 corresponding to data plug 7 perpendicularly.
[0021] Wherein, the outside of cover plate 3 is provided with slot 10, the other end fixed connection of connecting rod 6 has sliding plate 12, sliding plate 12 is connected in the inside of vertical plate 4, the outside sleeve of connecting rod 6 has spring 13, the outside fixed connection of connecting plate 5 has two buckle blocks 15, and buckle block 15 is inserted in the inside of slot 10.
[0022] Wherein, the diameter of data plug 7 is less than the diameter of data slot 14.
[0023] Wherein, the circuit board test box 1 is provided with placing recess 9.
[0024] Wherein, the circuit board test box 1 is provided with a plurality of spring needles 11.
[0025] According to the above technical scheme, the working steps of the present scheme are summarized and combed: when the utility model is used, the connecting plate 5 is pulled to make the buckle block 15 come out of the slot 10, so that the cover plate 3 is unfolded, the test circuit board is placed in the placing recess 9 of the lower circuit board test box 1, after the circuit board is placed, the cover plate 3 is put down and folded with the vertical plate 4, at this time, the lower pressure glue column 8 contacts and presses down the test circuit board, at this time, the bottom surface of the test circuit board contacts the spring needle 11 on the circuit board test box 1, when the cover plate 3 is pressed down to be folded with the vertical plate 4, the test circuit board and the spring needle 11 are completely contacted, the signal line of the test circuit board is connected with the circuit board test box 1 and the spring needle 11, so that the test points of the test circuit board can be tested or input voltage.
[0026] In addition, when multiple test circuit boards are tested simultaneously, the data plug 7 of one utility model is inserted into the data slot 14 at the bottom of another utility model, the multiple utility models are stacked, the area occupied is small, and the utility model can also be batched into high and low temperature environment for testing. When a large number of circuit boards are stacked and tested, the external detection circuit sends signals to the gate, the power supply is sequentially connected to each test circuit board, and the electrical characteristics (voltage) of the detection point is transmitted back through the external bus. The signal of the interface can be collected to judge whether the circuit is working normally.
[0027] The parts not involved in the utility model are the same as the prior art or can be realized by using the prior art. Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.
Claims
1. A bus board testing apparatus characterized by comprising: Including circuit board test box (1), the circuit board test box (1) is fixedly connected with side plate (2), the side plate (2) is hinged with cover plate (3) through hinge, the bottom of cover plate (3) is fixedly connected with multiple lower pressing glue columns (8), the circuit board test box (1) is fixedly connected with vertical plate (4), the inside of vertical plate (4) is slidably connected with two connecting rods (6), one end of connecting rod (6) is fixedly connected with connecting plate (5), the side plate (2) and the connecting plate (5) are both fixedly connected with two data plugs (7), and the bottom of the circuit board test box (1) is provided with data slot (14) corresponding to the data plug (7) vertically.
2. A bus board testing apparatus according to claim 1, wherein: The outside of cover plate (3) is provided with slot (10), the other end of connecting rod (6) is fixedly connected with sliding plate (12), the sliding plate (12) is slidably connected in the inside of vertical plate (4), the outside of connecting rod (6) is sleeved with spring (13), the outside of connecting plate (5) is fixedly connected with two buckle blocks (15), and the buckle block (15) is inserted in the inside of slot (10).
3. The bus board testing apparatus according to claim 1, wherein: The diameter of data plug (7) is less than the diameter of data slot (14).
4. The bus board testing apparatus according to claim 1, wherein: The circuit board test box (1) is provided with placing recess (9).
5. The bus board testing apparatus according to claim 1, wherein: The circuit board test box (1) is provided with multiple spring needles (11).