Stackable circuit board testing device
By designing a stackable circuit board testing device, and utilizing a cover plate, plug-in rod, and blind hole structure, the problems of large size and inaccurate measurement of circuit board testing devices are solved, achieving precise positioning and miniaturization of circuit boards, which is convenient for high and low temperature testing.
Patent Information
- Application Number
- CN202520222895.7
- 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 is bulky and unsuitable for large-scale testing, and it is difficult to ensure the accuracy of circuit board measurements, especially in high and low temperature testing environments.
A stackable circuit board testing device was designed. It utilizes a cover plate, plug rods, and blind hole structure to achieve precise positioning and stacking of circuit boards, reducing the size of the testing device and facilitating high and low temperature testing in a limited space.
It achieves higher accuracy in circuit board measurement and miniaturization of the testing device, facilitating batch high and low temperature testing in an incubator.
Smart Images
Figure CN223637578U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to electrical test technical field, concretely is a kind of stackable circuit board testing device. BACKGROUND
[0002] Circuit board is more and more small in size due to electronic components, 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.
[0003] The existing technical scheme adopts spring needle and upper pressing plate to make the test point on circuit board contact with test tool, to measure the electrical parameter of each test point, and circuit board test needs to be tested at high and low temperature, the existing test tool structure is large in size, not suitable for mass testing. UTILITY MODEL CONTENT
[0004] The utility model aims at at least one of the technical problems existing in prior art.
[0005] Therefore, one purpose of the utility model is to provide a kind of stackable circuit board testing device, the stackable circuit board testing device can ensure the accuracy of circuit board measuring device;It can also reduce the volume of test device, facilitate to enter the limited volume of temperature box to carry out high and low temperature test to circuit board.
[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a kind of stackable circuit board testing device, including circuit board test box, the circuit board test box is fixedly connected with side plate, the side plate is hinged with cover plate, the bottom of the cover plate is fixedly connected with multiple lower pressing rubber columns, the circuit board test box is fixedly connected with vertical plate, the inside of the vertical plate is slidably connected with two connecting rods, one end of the connecting rod is fixedly connected with connecting plate, the side plate and the connecting plate are both fixedly connected with two plug-in rods, the bottom of the circuit board test box is provided with the blind hole corresponding to the plug-in rod vertically.
[0007] Preferably, the outside of the cover plate is provided with slot, the other end of the connecting rod is fixedly connected with sliding plate, the sliding plate is slidably connected to the inside of the vertical plate, the outside of the connecting rod is sleeved with spring, the outside of the connecting plate is fixedly connected with two snap blocks, the snap block is inserted into the inside of the slot.
[0008] Preferably, the diameter of the plug-in rod is less than the diameter of the blind hole.
[0009] Preferably, the circuit board test box is provided with placing recess.
[0010] Preferably, the circuit board test box is provided with multiple spring needles.
[0011] Compared with the prior art, the utility model discloses the beneficial effects are:
[0012] The utility model discloses the structure of recess, hinge joint and hasp block of testing device, the position of circuit board test has carried out accurate location, has guaranteed the accuracy of circuit board measuring device, simultaneously through the matching of protruding plug -in rod and bottom blind hole makes testing device realize the stacking, reduces the volume of testing device, and convenient for entering the high -low temperature test of the temperature box of limited volume to circuit board. BRIEF DESCRIPTION OF DRAWINGS
[0013] Figure 1 It is the structure schematic diagram of the stackable circuit board testing device of the utility model;
[0014] Figure 2 It is the structure schematic diagram of the lower pressure rubber column in the stackable circuit board testing device of the utility model;
[0015] Figure 3 It is the structure schematic diagram of the blind hole in the stackable circuit board testing device of the utility model;
[0016] Figure 4 It is the sectional structure schematic diagram of the vertical board in the stackable circuit board testing device of the utility model;
[0017] Figure 5 It is the stackable circuit board testing device of the utility model Figure 4 Among them, the structure schematic diagram of A area of the utility model is enlarged.
[0018] In the drawing: 1, circuit board test box;2, side plate;3, cover plate;4, vertical board;5, connecting plate;6, connecting rod;7, plug -in rod;8, lower pressure rubber column;9, place recess;10, slot;11, spring needle;12, sliding plate;13, spring;14, blind hole;15, hasp block. DETAILED DESCRIPTION
[0019] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model, and obviously, the described embodiments only are a part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without making creative labor belong to the range of protection of the utility model.
[0020] Please refer to Figures 1-5The utility model discloses an embodiment provides a kind of stackable circuit board testing device, comprising: circuit board test box 1, fixedly connected with side plate 2 on circuit board test box 1, side plate 2 is hinged with cover plate 3, the bottom of cover plate 3 is fixedly connected with multiple lower glue columns 8, fixedly connected with vertical plate 4 on circuit board test box 1, two connecting rods 6 are slidably connected in the inside of vertical plate 4, one end of connecting rod 6 is fixedly connected with connecting plate 5, two plug-in rods 7 are fixedly connected on side plate 2 and connecting plate 5, and blind hole 14 corresponding to plug-in rod 7 is provided in the bottom four corners of circuit board test box 1.
[0021] 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, sliding plate 12 is slidably connected in the inside of vertical plate 4, spring 13 is sleeved on the outside of connecting rod 6, two snap blocks 15 are fixedly connected on the outside of connecting plate 5, and snap block 15 is inserted in the inside of slot 10.
[0022] Wherein, the diameter of plug-in rod 7 is less than the diameter of blind hole 14.
[0023] Wherein, placing groove 9 is provided on circuit board test box 1.
[0024] Wherein, multiple spring needles 11 are provided on circuit board test box 1.
[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 snap 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 groove 9 of the lower circuit board test box 1, after the circuit board is placed, the cover plate 3 is placed down and folded with the vertical plate 4, at this time, the lower 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 to fold 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 each test point of the test circuit board can be tested or input voltage.
[0026] In addition, when multiple test circuit boards are tested at the same time in high and low temperature environment, the plug-in rod 7 of one utility model is inserted into the blind hole 14 of the bottom of another utility model, the stacking of multiple utility models is realized, the land area is small, and the utility model can also be tested in batch in high and low temperature environment.
[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 stackable circuit board testing device, characterized by: The utility model relates to a circuit board test box, which comprises a circuit board test box (1), a side plate (2) fixedly connected to the circuit board test box (1), a cover plate (3) hingedly connected to the side plate (2), a plurality of lower pressing rubber columns (8) fixedly connected to the bottom of the cover plate (3), a vertical plate (4) fixedly connected to the circuit board test box (1), two connecting rods (6) slidably connected to the inside of the vertical plate (4), a connecting plate (5) fixedly connected to one end of the connecting rod (6), two plug-in rods (7) fixedly connected to the side plate (2) and the connecting plate (5), and blind holes (14) vertically corresponding to the plug-in rods (7) formed in the bottom corners of the circuit board test box (1).
2. A stackable circuit board testing device according to claim 1, wherein: A slot (10) is formed in the outside of the cover plate (3), a sliding plate (12) is fixedly connected to the other end of the connecting rod (6), the sliding plate (12) is slidably connected to the inside of the vertical plate (4), a spring (13) is sleeved on the outside of the connecting rod (6), two buckle blocks (15) are fixedly connected to the outside of the connecting plate (5), and the buckle blocks (15) are plugged into the inside of the slot (10).
3. A stackable circuit board testing device as claimed in claim 1, wherein: The diameter of the plug-in rod (7) is smaller than the diameter of the blind hole (14).
4. The stackable circuit board testing device of claim 1, wherein: A placing groove (9) is formed in the circuit board test box (1).
5. The stackable circuit board testing device of claim 1, wherein: A plurality of spring needles (11) are arranged on the circuit board test box (1).