CN218975835U

CN218975835U - High-current microneedle module

Info

Publication number: CN218975835U
Application number: CN202320199328.5U
Authority: CN
Inventors: 陶品岳; 陶柳; 杨镇武
Original assignee: Suzhou Ensbei Electronic Technology Co ltd
Current assignee: Suzhou Ensbei Electronic Technology Co ltd
Priority date: 2023-02-13
Filing date: 2023-02-13
Publication date: 2023-05-05
Anticipated expiration: 2033-02-13

Abstract

The utility model relates to the technical field of high-current microneedle modules, in particular to a high-current microneedle module, which comprises a bottom plate and a conductive elastic sheet, wherein a control structure is connected in front of the top of the bottom plate, the outer wall of the conductive elastic sheet is sleeved with a frame, the left side and the right side of the bottom of the frame are respectively fixedly connected with a straight plate, the bottom of the straight plate is attached with a supporting plate, a jacket is held in the control structure to enable a vertical cylinder to rotate, the rotating vertical cylinder is matched with a screw rod to drive a top plate to move downwards, the moving top plate drives a sleeve plate to move downwards on the outer wall of the conductive elastic sheet, so that the frame is extruded by matching with a vertical rod, the straight plate moves downwards, the moving straight plate is abutted against the supporting plate, the supporting plate moves downwards, the inner side of the lower direction of the conductive elastic sheet is deformed, the top of the conductive elastic sheet is slightly jacked, the original hand holding is changed, the stable holding force is ensured, the contact between the high-current microneedle module and a chip is ensured, and the normal detection of the high-current microneedle module is ensured.

Description

High-current microneedle module

Technical Field

The utility model relates to the technical field of high-current microneedle modules, in particular to a high-current microneedle module.

Background

The high-current microneedle module is important equipment for testing the chip and is used for detecting whether the chip meets the production requirement.

For example, the large-current microneedle module with the authorization bulletin number of CN216958561U is provided, the elastic piece pre-pressing part is elastically contacted with the elastic piece fixing seat, the elastic piece pre-pressing part is pressed by the elastic piece fixing seat, so that the stress point of the conductive elastic piece is close to the bottom of the conductive elastic piece, the stress on the top of the conductive elastic piece is avoided to deform, the service life of the large-current microneedle module is shortened, but in the use of the large-current microneedle module, the hand is adopted to press, the hand is required to continuously exert force to press down, the force of the hand is weakened along with the increase of time, the holding force cannot be kept consistent, the hand holding position is caused to slide up and down, the contact between the large-current microneedle module and a chip is influenced, and the large-current microneedle module cannot be normally detected.

Disclosure of Invention

The utility model aims to solve the problem that the high-current microneedle module cannot be detected normally due to the influence on the contact between the high-current microneedle module and a chip.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a heavy current microneedle module, includes bottom plate and electrically conductive shell fragment, the top place ahead of bottom plate is connected with control structure, electrically conductive shell fragment's outer wall has cup jointed the frame, the bottom left and right sides of frame has the straight board of rigid coupling respectively, the laminating of the bottom of straight board has the backup pad, the inboard of backup pad is the looks rigid coupling with electrically conductive shell fragment's outside below respectively.

Preferably, the control structure comprises a vertical cylinder and a sheath, the bottom of the outer wall of the vertical cylinder is rotationally connected with the front of the top of the bottom plate, the outer wall of the vertical cylinder is fixedly connected with the inner wall of the sheath, the inner wall of the vertical cylinder is in threaded connection with a screw, the top of the screw is fixedly connected with a top plate, the rear end face of the top plate is fixedly connected with a sleeve plate, and the four corners of the bottom of the sleeve plate are fixedly connected with vertical rods respectively.

Preferably, the bottom of montant is laminated with the top of frame mutually, the inner wall of cover board and the outer wall top slip joint of electrically conductive shell fragment.

Preferably, the top of the bottom plate is attached to the bottom of the conductive elastic sheet.

Preferably, bolts are respectively connected with four corners of the top of the bottom plate in a threaded manner.

The high-current microneedle module provided by the utility model has the beneficial effects that: the sheath is held in the control structure to enable the vertical tube to rotate, the rotating vertical tube is matched with the screw rod to drive the top plate to move downwards, the moving top plate drives the sleeve plate to move downwards on the outer wall of the conductive elastic piece, so that the frame is extruded by the vertical rod, the straight plate is enabled to move downwards, the moving straight plate abuts against the supporting plate, the supporting plate is enabled to move downwards, the inner side of the lower direction of the conductive elastic piece is enabled to deform, the top of the conductive elastic piece is enabled to slightly jack up, original hand pressing is changed, stable pressing force is guaranteed, contact between the high-current microneedle module and the chip is guaranteed, and normal detection of the high-current microneedle module is guaranteed.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the connection relationship of the riser, jacket and screw of FIG. 1;

FIG. 3 is a schematic diagram of the structure of FIG. 1A;

fig. 4 is a schematic structural diagram of the connection relationship among the upright rod, the ring and the square plate in fig. 1.

In the figure: 1. bottom plate, 2, control structure, 201, vertical tube, 202, sheath, 203, screw rod, 204, roof, 205, sleeve plate, 206, montant, 3, bearing structure, 301, pole setting, 302, ring, 303, square board, 304, spring, 4, electrically conductive shell fragment, 5, frame, 6, bolt, 7, straight board, 8, backup pad.

Detailed Description

The utility model is further described below with reference to the accompanying drawings:

example 1:

please refer to fig. 1-4: in this embodiment, a heavy current microneedle module, including bottom plate 1 and electrically conductive shell fragment 4, the top place ahead of bottom plate 1 is connected with control structure 2, and frame 5 has been cup jointed to electrically conductive shell fragment 4's outer wall, and electrically conductive shell fragment 4 can satisfy the detection of heavy current, and electrically conductive shell fragment 4's top and chip bottom contact, and the contact part is electrically conductive shell fragment 4's top microneedle, and the bottom left and right sides of frame 5 has the straight board 7 of rigid coupling respectively, and the laminating of the bottom of straight board 7 has backup pad 8, and the inboard of backup pad 8 is the rigid coupling mutually with electrically conductive shell fragment 4's outside below respectively.

The control structure 2 comprises a vertical cylinder 201 and a sheath 202, wherein the bottom of the outer wall of the vertical cylinder 201 is rotationally connected with the front of the top of the bottom plate 1, the vertical cylinder 201 is stressed to rotate through a bearing in the front groove opening of the top of the bottom plate 1, the outer wall of the vertical cylinder 201 is fixedly connected with the inner wall of the sheath 202, the sheath 202 is made of rubber, the inner wall of the vertical cylinder 201 is in threaded connection with a screw 203, the top of the screw 203 is fixedly connected with a top plate 204, the rear end surface of the top plate 204 is fixedly connected with a sleeve plate 205, the four corners of the bottom of the sleeve plate 205 are fixedly connected with vertical rods 206 respectively, the bottom of the vertical rods 206 are attached to the top of the frame 5, the inner wall of the sleeve plate 205 is in sliding clamping connection with the top of the outer wall of the conductive elastic sheet 4, and the sleeve plate 205 is stressed to slide up and down through the outer wall of the conductive elastic sheet 4;

the jacket 202 is held in the control structure 2 to enable the vertical tube 201 to rotate, the rotating vertical tube 201 is matched with the screw 203 to drive the top plate 204 to move downwards, the moving top plate 204 is matched with the sleeve plate 205 to move downwards on the outer wall of the conductive elastic sheet 4, the frame 5 is extruded by being matched with the vertical rod 206, the straight plate 7 is enabled to move downwards, the supporting plate 8 is enabled to be abutted against the supporting plate 8, the supporting plate 8 is enabled to move downwards, the inner side of the lower direction of the conductive elastic sheet 4 is enabled to deform, accordingly the top of the conductive elastic sheet 4 is enabled to jack up slightly, original hand pressing is changed, stable pressing force is guaranteed, contact between a high-current microneedle module and a chip is guaranteed, and normal detection of the high-current microneedle module is guaranteed.

The top of the bottom plate 1 is attached to the bottom of the conductive elastic sheet 4, four corners of the top of the bottom plate 1 are respectively connected with bolts 6 in a threaded mode, and the bolts 6 penetrate through the bottom plate 1 in a threaded mode and are connected with a connecting surface in a threaded mode to achieve fixation.

Working principle:

when the high-current microneedle module is used (comprising a bottom plate 1, a conductive elastic sheet 4, a frame 5, a straight plate 7, a supporting plate 8 and a control structure 2), the bottom of the bottom plate 1 is attached to a connecting surface, then a bolt 6 is connected with the connecting surface in a threaded manner downwards through threads of the bottom plate 1, then a jacket 202 is held to enable a vertical barrel 201 to rotate, the rotating vertical barrel 201 is matched with a screw 203 to drive a top plate 204 to move downwards, the moving top plate 204 drives a sleeve plate 205 to move downwards on the outer wall of the conductive elastic sheet 4, and accordingly the frame 5 is extruded by matching with a vertical rod 206, the straight plate 7 is enabled to move downwards, the moving straight plate 7 abuts against the supporting plate 8, the supporting plate 8 is enabled to move downwards, the inner side of the lower direction of the conductive elastic sheet 4 is enabled to deform, and accordingly the top of the conductive elastic sheet 4 is enabled to be slightly jacked up, the top of the conductive elastic sheet 4 can be guaranteed to be perfectly attached to a chip, and detection of the chip is facilitated.

Example 2:

please refer to fig. 1-4: in this embodiment, a heavy current microneedle module further includes bearing structure 3, bearing structure 3 includes pole setting 301 and ring 302, the bottom of pole setting 301 is fixedly connected with the top outside of bottom plate 1 mutually, the outer wall below of pole setting 301 is fixedly connected with the inner wall of ring 302 mutually, sliding joint has square board 303 above the outer wall of pole setting 301, the outer wall of pole setting 301 has cup jointed spring 304, the both ends of spring 304 are fixedly connected with the bottom of square board 303 and the top of ring 302 respectively, the inboard of square board 303 is fixedly connected with the outer wall of frame 5 mutually.

Working principle:

when the frame 5 moves downwards to enable the matching square plate 303 to press the spring 304 downwards, after the vertical rod 206 loses pressure, the spring 304 provides resilience force to enable the square plate 303 to move upwards, and the moving square plate 303 drives the frame 5 to move upwards, so that automatic rebound is realized.

While the utility model has been shown and described with reference to a preferred embodiment, it will be understood by those of ordinary skill in the art that various changes in form and details may be made therein without departing from the scope of the utility model.

Claims

1. The utility model provides a heavy current microneedle module, includes bottom plate (1) and electrically conductive shell fragment (4), its characterized in that: the control structure is connected with the top place ahead of bottom plate (1), frame (5) have been cup jointed to the outer wall of electrically conductive shell fragment (4), the bottom left and right sides of frame (5) has rigid coupling respectively straight board (7), the laminating of the bottom of straight board (7) has backup pad (8), the inboard of backup pad (8) is with the outside below looks rigid coupling of electrically conductive shell fragment (4) respectively.

2. The high current microneedle module of claim 1, wherein: the control structure (2) comprises a vertical cylinder (201) and a sheath (202), the bottom of the outer wall of the vertical cylinder (201) is rotationally connected with the front of the top of the bottom plate (1), the outer wall of the vertical cylinder (201) is fixedly connected with the inner wall of the sheath (202), a screw (203) is connected with the inner wall of the vertical cylinder (201) in a threaded manner, a top plate (204) is fixedly connected with the top of the screw (203), a sleeve plate (205) is fixedly connected with the rear end face of the top plate (204), and vertical rods (206) are fixedly connected with the four corners of the bottom of the sleeve plate (205) respectively.

3. The high current microneedle module of claim 2, wherein: the bottom of montant (206) is laminated with the top of frame (5), the inner wall of bushing (205) and the outer wall top slip joint of electrically conductive shell fragment (4).

4. The high current microneedle module of claim 1, wherein: the top of the bottom plate (1) is attached to the bottom of the conductive elastic sheet (4).

5. The high current microneedle module of claim 1, wherein: bolts (6) are respectively connected with four corners of the top of the bottom plate (1) in a threaded mode.