Adjustable test circuit board for voltage regulator

Abstract

The utility model provides an adjustable test circuit board for a voltage regulator, which comprises a circuit board and a plurality of detection units, the circuit board is a transparent disc, one end of the circuit board is provided with a connecting frame used for being connected with a control device, and the other end of the circuit board is provided with a plurality of detection units. Each detection unit comprises a U-shaped pipe sleeve, an adjustable measuring head and a limiting screw with a knob, and one end of each U-shaped pipe sleeve is provided with a connecting threaded pile matched with the corresponding limiting screw.

Description

Technical Field

[0001] The utility model relates to the technical field of voltage regulator production equipment, in particular to an adjustable test circuit board for a voltage regulator. Background Art

[0002] In the production process of the voltage regulator, after completing the assembly and soldering, it is also necessary to test the connectivity of its circuit. During the test, special test equipment is required, including a control device and a test circuit board. After adjusting the test circuit board probe to a position matching the measuring point, the control device is started to press the test circuit board down to contact the measuring point on the voltage regulator to detect the connectivity of each measuring point. When adjusting the probe of the existing test circuit board, the steps are cumbersome and the probe needs to be limited in multiple degrees of freedom, which makes the adjustment work before the test take a lot of time. In addition, since the probe needs to be adjusted, the connecting lines of the test circuit board are exposed on the board surface, which is very easy to get entangled, posing certain safety hazards and urgently needs to be improved. Utility Model Content

[0003] In order to solve the deficiencies of the above-mentioned technology, the utility model provides an adjustable test circuit board for a voltage regulator, comprising a circuit board and a plurality of detection units, wherein the circuit board is a transparent disc, one end of the circuit board is provided with a connecting frame for connecting to a control device, the plurality of detection units each comprising a U-shaped pipe sleeve, an adjustable probe and a limit screw with a knob, one end of the U-shaped pipe sleeve is provided with a connecting thread pile matching the limit screw, the adjustable probe is connected to the other end of the U-shaped pipe sleeve, a limit opening is provided at a position corresponding to the connecting thread pile on the U-shaped pipe sleeve, an entrance for a test circuit to enter is opened on the side wall of the U-shaped pipe sleeve, the U-shaped pipe sleeve is clamped on the circuit board and is adjustably connected to the circuit board through the limit screw.

[0004] By adopting the above technical solution, a detection unit including a U-shaped tube sleeve, an adjustable probe and a limit screw with a knob is set up. The test circuit is passed through the U-shaped tube sleeve and connected to the probe located under the circuit board, so that the probe can be flexibly moved on the circuit board, and the limitation can be completed by a limit screw. The circuit board is a transparent disc, which makes it easier to observe and adjust the alignment of the probe and the measuring point on the voltage regulator, saving a lot of pre-test adjustment time and improving detection efficiency.

[0005] Further configuration of the present invention: the circuit board is also provided with a wire storage mechanism, the wire storage mechanism includes a storage tube sleeve, a mounting pad and a plurality of hollow outlet piles, the mounting pad is fixedly connected to the outer peripheral surface of the circuit board, the storage tube sleeve is detachably arranged on the mounting pad, the plurality of outlet piles are fixedly arranged on the storage tube sleeve and communicated with the interior of the storage tube sleeve, the outer peripheral surface of the storage tube sleeve is provided with a plurality of openings for test line entry and adjustment, and the plurality of outlet piles are also provided with openings.

[0006] According to the above technical solution, since the circuit board is also provided with a wire storage mechanism, the wire storage mechanism includes a storage tube sleeve, a mounting pad and a plurality of hollow outlet piles, the mounting pad is fixedly connected to the outer peripheral surface of the circuit board, the storage tube sleeve is detachably arranged on the mounting pad, the plurality of outlet piles are fixedly arranged on the storage tube sleeve and communicated with the interior of the storage tube sleeve, the outer peripheral surface of the storage tube sleeve is provided with a plurality of openings for entering and adjusting the test lines, and the plurality of outlet piles are also provided with openings, and the numerous connection lines connected to the plurality of probes are all stored in the storage tube sleeve and extend from the openings of the outlet piles in turn, and then enter the U-shaped tube sleeve to connect with the probe, so that all the connection lines can be hidden in the storage tube sleeve box and the U-shaped tube sleeve to avoid the lines being exposed to the outside and getting entangled, thereby improving safety.

[0007] Further configuration of the present utility model: the adjustable probe includes a probe body, a fixed sleeve, a movable sleeve and a movable limiting mechanism, the fixed sleeve is fixedly connected to the U-shaped tube sleeve, the movable sleeve is arranged in the fixed sleeve and movably connected to the fixed sleeve, the probe body is arranged on the movable sleeve, and the movable limiting mechanism is arranged on the outer circumferential surface of the fixed sleeve.

[0008] According to the above technical solution, since the adjustable probe includes a probe body, a fixed sleeve, a movable sleeve and a movable limiting mechanism, the fixed sleeve is fixedly connected to the U-shaped tube sleeve, the movable sleeve is arranged in the fixed sleeve and movably connected to the fixed sleeve, the probe body is arranged on the movable sleeve, and the movable limiting mechanism is arranged on the outer peripheral surface of the fixed sleeve. The sinking depth of the movable sleeve is adjusted according to the actual position of the measuring point. After the adjustment is completed, the movable sleeve is limited by the movable limiting mechanism.

[0009] Further configuration of the present invention: the movable limiting mechanism includes a limiting wedge block, a mounting block and a compression spring; the mounting block is arranged on the fixed sleeve; a mounting groove is opened in the mounting block, which matches the limiting wedge block and is connected to the interior of the fixed sleeve; the limiting wedge block is arranged in the mounting groove and is connected to the mounting block through the compression spring; a plurality of limiting teeth matching the limiting wedge block are provided on the outer peripheral surface of the movable sleeve.

[0010] With the above-mentioned technical solution, since the movable limiting mechanism includes a limiting wedge, a mounting block and a compression spring, the mounting block is arranged on the fixed sleeve, and a mounting groove is opened in the mounting block, which matches the limiting wedge and is connected to the interior of the fixed sleeve. The limiting wedge is arranged in the mounting groove and is connected to the mounting block through a compression spring. A plurality of limiting teeth matching the limiting wedge are provided on the outer peripheral surface of the movable sleeve. Through the cooperation of the limiting wedge and the limiting teeth, the movable sleeve can be flexibly adjusted and limited, saving a lot of adjustment time. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Attachment Figure 1 The figure is a schematic structural diagram of a test circuit board for an adjustable voltage regulator according to a specific embodiment of the present utility model.

[0012] Attachment Figure 2 The figure is a schematic diagram of the exploded structure of a test circuit board for an adjustable voltage regulator according to a specific embodiment of the present invention.

[0013] Attachment Figure 3 This is a schematic diagram of the exploded structure of a test circuit board for an adjustable voltage regulator according to a specific embodiment of the utility model.

[0014] 1-circuit board, 2-detection unit, 3-connecting frame, 4-U-shaped sleeve, 5-adjustable probe, 6-limit screw, 7-connecting thread pile, 8-limiting port, 9-entrance, 10-wire storage mechanism, 11-storage sleeve, 12-mounting pad, 13-outlet pile, 14-opening, 15-probe body, 16-fixed sleeve, 17-movable sleeve, 18-movable limiting mechanism, 19-limiting wedge, 20-mounting block, 21-compression spring, 22-limiting tooth. DETAILED DESCRIPTION

[0015] like Figure 1-3 As shown, a test circuit board for an adjustable voltage regulator includes a circuit board 1 and several detection units 2. The circuit board is a transparent disc. One end of the circuit board is provided with a connecting frame 3 for connecting to a control device. The several detection units each include a U-shaped sleeve 4, an adjustable probe 5, and a limit screw 6 with a knob. One end of the U-shaped sleeve is provided with a connecting thread pile 7 that matches the limit screw. The adjustable probe is connected to the other end of the U-shaped sleeve. A limit opening 8 is provided on the U-shaped sleeve at a position corresponding to the connecting thread pile. An entrance 9 for entering the test circuit is opened on the side wall of the U-shaped sleeve. The U-shaped sleeve is clamped on the circuit board and is adjustably connected to the circuit board through the limit screw.

[0016] By setting up a detection unit including a U-shaped tube sleeve, an adjustable probe and a limit screw with a knob, the test circuit is passed through the U-shaped tube sleeve and connected to the probe located under the circuit board, so that the probe can be flexibly moved on the circuit board and the limit can be completed by a limit screw. The circuit board is a transparent disc, which makes it easier to observe and adjust the alignment of the probe and the measuring point on the voltage regulator, saving a lot of pre-test adjustment time and improving detection efficiency.

[0017] The circuit board is also provided with a wire storage mechanism 10, which includes a storage tube sleeve 11, a mounting pad 12 and a plurality of hollow outlet piles 13. The mounting pad is fixedly connected to the outer peripheral surface of the circuit board, and the storage tube sleeve is detachably arranged on the mounting pad. The plurality of outlet piles are fixedly arranged on the storage tube sleeve and communicate with the interior of the storage tube sleeve. The outer peripheral surface of the storage tube sleeve is provided with a plurality of openings 14 for test line entry and adjustment, and the plurality of outlet piles are also provided with openings.

[0018] Since the circuit board is also provided with a wire storage mechanism, the wire storage mechanism includes a storage tube sleeve, a mounting pad and a plurality of hollow outlet piles, the mounting pad is fixedly connected to the outer peripheral surface of the circuit board, the storage tube sleeve is detachably arranged on the mounting pad, the plurality of outlet piles are fixedly arranged on the storage tube sleeve and communicated with the interior of the storage tube sleeve, the outer peripheral surface of the storage tube sleeve is provided with a plurality of openings for entering and adjusting the test lines, and the plurality of outlet piles are also provided with openings, and the numerous connection lines connected to the plurality of probes are all stored in the storage tube sleeve and extend from the openings of the outlet piles in turn, and then enter the U-shaped tube sleeve to connect with the probe, so that all the connection lines can be hidden in the storage tube sleeve and the U-shaped tube sleeve to avoid the lines being exposed to the outside and entangled, thereby improving safety.

[0019] The adjustable probe includes a probe body 15, a fixed sleeve 16, a movable sleeve 17 and a movable limiting mechanism 18. The fixed sleeve is fixedly connected to the U-shaped tube sleeve, the movable sleeve is arranged in the fixed sleeve and movably connected to the fixed sleeve, the probe body is arranged on the movable sleeve, and the movable limiting mechanism is arranged on the outer circumferential surface of the fixed sleeve.

[0020] Since the adjustable probe includes a probe body, a fixed sleeve, a movable sleeve and a movable limiting mechanism, the fixed sleeve is fixedly connected to the U-shaped tube sleeve, the movable sleeve is arranged in the fixed sleeve and movably connected to the fixed sleeve, the probe body is arranged on the movable sleeve, and the movable limiting mechanism is arranged on the outer circumferential surface of the fixed sleeve. The sinking depth of the movable sleeve is adjusted according to the actual position of the measuring point, and the movable sleeve is limited by the movable limiting mechanism after the adjustment is completed.

[0021] The movable limiting mechanism includes a limiting wedge block 19, a mounting block 20 and a compression spring 21. The mounting block is arranged on the fixed sleeve. A mounting groove matching the limiting wedge block and communicating with the interior of the fixed sleeve is opened in the mounting block. The limiting wedge block is arranged in the mounting groove and connected to the mounting block through the compression spring. A plurality of limiting teeth 22 matching the limiting wedge block are provided on the outer peripheral surface of the movable sleeve.

[0022] Since the movable limiting mechanism includes a limiting wedge, a mounting block and a compression spring, the mounting block is arranged on the fixed sleeve, and a mounting groove is opened in the mounting block that matches the limiting wedge and is connected to the interior of the fixed sleeve. The limiting wedge is arranged in the mounting groove and is connected to the mounting block through the compression spring. A plurality of limiting teeth that match the limiting wedge are provided on the outer peripheral surface of the movable sleeve. Through the cooperation of the limiting wedge and the limiting teeth, the movable sleeve can be flexibly adjusted and limited, saving a lot of adjustment time.

Claims

1. A test circuit board for an adjustable voltage regulator, comprising a circuit board and a plurality of detection units, characterized in that: The circuit board is a transparent disc, and one end of the circuit board is provided with a connecting frame for connecting to the control device. The several detection units each include a U-shaped tube sleeve, an adjustable probe and a limit screw with a knob. One end of the U-shaped tube sleeve is provided with a connecting thread pile matching the limit screw, and the adjustable probe is connected to the other end of the U-shaped tube sleeve. A limit opening is provided at a position corresponding to the connecting thread pile on the U-shaped tube sleeve, and an entrance for the test circuit to enter is opened on the side wall of the U-shaped tube sleeve. The U-shaped tube sleeve is clamped on the circuit board and is adjustably connected to the circuit board through the limit screw.

2. The test circuit board for an adjustable voltage regulator according to claim 1, characterized in that: The circuit board is also provided with a wire storage mechanism, which includes a storage tube sleeve, a mounting pad and a plurality of hollow outlet piles. The mounting pad is fixedly connected to the outer peripheral surface of the circuit board, and the storage tube sleeve is detachably arranged on the mounting pad. The plurality of outlet piles are fixedly arranged on the storage tube sleeve and communicate with the interior of the storage tube sleeve. The outer peripheral surface of the storage tube sleeve is provided with a plurality of openings for test line entry and adjustment, and the plurality of outlet piles are also provided with openings.

3. The test circuit board for an adjustable voltage regulator according to claim 1, wherein: The adjustable probe includes a probe body, a fixed sleeve, a movable sleeve and a movable limiting mechanism. The fixed sleeve is fixedly connected to the U-shaped tube sleeve, the movable sleeve is arranged in the fixed sleeve and movably connected to the fixed sleeve, the probe body is arranged on the movable sleeve, and the movable limiting mechanism is arranged on the outer circumferential surface of the fixed sleeve.

4. The test circuit board for an adjustable voltage regulator according to claim 3, wherein: The movable limiting mechanism includes a limiting wedge block, a mounting block and a compression spring. The mounting block is arranged on the fixed sleeve. A mounting groove is opened in the mounting block, which matches the limiting wedge block and is connected to the interior of the fixed sleeve. The limiting wedge block is arranged in the mounting groove and is connected to the mounting block through the compression spring. A plurality of limiting teeth matching the limiting wedge block are provided on the outer peripheral surface of the movable sleeve.

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