CN216560666U

CN216560666U - Voltage withstand test clamp for circuit board

Info

Publication number: CN216560666U
Application number: CN202122502886.8U
Authority: CN
Inventors: 费成利
Original assignee: Huizhou Hongzhixin Electronics Co ltd
Current assignee: Huizhou Hongzhixin Electronics Co ltd
Priority date: 2021-10-18
Filing date: 2021-10-18
Publication date: 2022-05-17
Anticipated expiration: 2031-10-18

Abstract

The utility model relates to the technical field of circuit board production and discloses a voltage-withstanding test fixture for a circuit board, which comprises a base, wherein a sliding groove is formed in the base; according to the utility model, the knob is screwed to drive the threaded shaft to rotate through the matching of the bearing, then the threaded shaft drives the threaded block to slide in the chute, so that a user can conveniently adjust the width of the circuit board, meanwhile, the support rod can be pulled to slide in the sleeve, and then the limit bolt is screwed to limit and fix the support rod through the matching of the limit sleeve, so that the height of the circuit board can be effectively adjusted; according to the utility model, the circuit board is placed in the U-shaped piece, then the fixing bolt is screwed, so that the fixing bolt moves through the matching of the thread sleeves, and then the fixing bolt clamps the circuit board through the matching of the protection pad, so that the circuit board can be effectively limited and fixed.

Description

Voltage withstand test clamp for circuit board

Technical Field

The utility model relates to the technical field of circuit board production, in particular to a voltage withstanding test clamp for a circuit board.

Background

The circuit board has the name: ceramic circuit board, alumina ceramic circuit board, aluminum nitride ceramic circuit board, PCB board, aluminum substrate, high frequency board, thick copper board, impedance board, PCB, ultra-thin circuit board, printed (copper etching technology) circuit board, etc. The circuit board enables the circuit to be miniaturized and visualized, and plays an important role in batch production of fixed circuits and optimization of electric appliance layout. The circuit board need use anchor clamps when carrying out withstand voltage test, but the inconvenient user of current anchor clamps adjusts according to the width of circuit board, still can not effectively carry out spacing fixed to the circuit board simultaneously, for solving above-mentioned problem, we provide withstand voltage test anchor clamps for the circuit board.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a voltage-withstanding test clamp for a circuit board, which has the advantages of facilitating the adjustment of a user according to the width of the circuit board and effectively limiting and fixing the circuit board, and solves the problems that the existing clamp is inconvenient for the user to adjust according to the width of the circuit board and cannot effectively limit and fix the circuit board.

In order to achieve the purpose, the utility model provides the following technical scheme: withstand voltage test fixture for circuit board, the on-line screen storage device comprises a base, the spout has been seted up to the inside of base, the inside of spout is provided with the screw thread axle, the surperficial threaded connection of screw thread axle has two screw thread blocks, the top bolt of screw thread block has the sleeve pipe, the bracing piece has been cup jointed to sheathed tube inside, the stop collar has been bolted at sheathed tube top, one side threaded connection of stop collar has spacing bolt, the U-shaped piece has been bolted at the top of bracing piece, the thread bush has been bolted at the top of U-shaped piece, the inside threaded connection of thread bush has fixing bolt, fixing bolt's bottom bolt has the protection pad.

Preferably, two bearings are sleeved on the surface of the threaded shaft, and the surfaces of the bearings are bolted with the base.

Preferably, the two ends of the threaded shaft are sleeved with knobs, and the surfaces of the knobs are provided with anti-skid lines.

Preferably, the two sides of the bottom of the base are bolted with non-slip mats, and the non-slip mats are made of rubber materials.

Preferably, one end of the limiting bolt penetrates into the limiting sleeve, and anti-skid grains are formed in the surface of the limiting bolt.

Preferably, the surface of the thread block is in sliding connection with the sliding groove.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, the knob is screwed to drive the threaded shaft to rotate through the matching of the bearing, then the threaded shaft drives the threaded block to slide in the chute, so that a user can conveniently adjust the width of the circuit board, meanwhile, the support rod can be pulled to slide in the sleeve, and then the limit bolt is screwed to limit and fix the support rod through the matching of the limit sleeve, so that the height of the circuit board can be effectively adjusted;

according to the utility model, the circuit board is placed in the U-shaped piece, then the fixing bolt is screwed, so that the fixing bolt moves through the matching of the thread sleeves, and then the fixing bolt clamps the circuit board through the matching of the protection pad, so that the circuit board can be effectively limited and fixed.

Drawings

FIG. 1 is a front view of the structure of the present invention;

FIG. 2 is a partial sectional view of the present invention;

fig. 3 is a partial enlarged view of the utility model at a in fig. 1.

In the figure: 1. a base; 2. a chute; 3. a threaded shaft; 4. a thread block; 5. a sleeve; 6. a support bar; 7. a limiting sleeve; 8. a limit bolt; 9. a U-shaped piece; 10. a threaded sleeve; 11. fixing the bolt; 12. a pad; 13. a bearing; 14. a knob; 15. a non-slip mat.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the withstand voltage test fixture for the circuit board comprises a base 1, a sliding groove 2 is formed in the base 1, a threaded shaft 3 is arranged in the sliding groove 2, two threaded blocks 4 are connected to the surface of the threaded shaft 3 in a threaded manner, a sleeve 5 is bolted to the tops of the threaded blocks 4, a support rod 6 is sleeved in the sleeve 5, a limiting sleeve 7 is bolted to the top of the sleeve 5, a limiting bolt 8 is connected to one side of the limiting sleeve 7 in a threaded manner, a U-shaped part 9 is bolted to the top of the support rod 6, a threaded sleeve 10 is bolted to the top of the U-shaped part 9, a fixing bolt 11 is connected to the inner threads of the threaded sleeve 10, and a protection pad 12 is bolted to the bottom of the fixing bolt 11.

Further, two bearings 13 have been cup jointed on the surface of threaded shaft 3, and the surface and the base 1 bolt of bearing 13 can effectively cooperate threaded shaft 3 to rotate through setting up bearing 13.

Further, knob 14 has all been cup jointed at the both ends of threaded shaft 3, and anti-skidding line has been seted up on the surface of knob 14, through setting up knob 14, can the person of facilitating the use twist threaded shaft 3.

Further, both sides of base 1 bottom all bolted connection have slipmat 15, and slipmat 15 is made by rubber materials, through setting up slipmat 15, can effectively strengthen the device's stability.

Further, the one end of limit bolt 8 runs through to the inside of stop collar 7, and anti-skidding line has been seted up on limit bolt 8's surface, through setting up limit bolt 8, can effectively carry out spacing fixed to bracing piece 6.

Further, the surface of the screw block 4 is slidably connected with the slide groove 2.

The working principle is as follows: the user can twist knob 14, make knob 14 drive threaded shaft 3 through the cooperation of bearing 13 and rotate, threaded shaft 3 drives screw block 4 afterwards and slides in the inside of spout 2, thereby the person of facilitating the use adjusts according to the width of circuit board, simultaneously can also stimulate bracing piece 6, make bracing piece 6 slide in the inside of sleeve pipe 5, twist afterwards and move stop bolt 8 and carry out spacing fixed to bracing piece 6 through the cooperation of stop collar 7, thereby can effectively adjust the height of circuit board, the user can place the circuit board in the inside of U-shaped 9, twist afterwards and move fixing bolt 11, make fixing bolt 11 remove through the cooperation of thread bush 10, then fixing bolt 11 carries out the centre gripping through the cooperation of protection pad 12 to the circuit board, thereby can effectively carry out spacing fixed to the circuit board.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Withstand voltage test fixture for circuit board, including base (1), its characterized in that: spout (2) have been seted up to the inside of base (1), the inside of spout (2) is provided with threaded shaft (3), the surperficial threaded connection of threaded shaft (3) has two screw thread blocks (4), sleeve pipe (5) have been bolted at the top of screw thread block (4), bracing piece (6) have been cup jointed to the inside of sleeve pipe (5), stop collar (7) have been bolted at the top of sleeve pipe (5), one side threaded connection of stop collar (7) has stop bolt (8), U-shaped spare (9) have been bolted at the top of bracing piece (6), thread bush (10) have been bolted at the top of U-shaped spare (9), the inside threaded connection of thread bush (10) has fixing bolt (11), protection pad (12) have been bolted to the bottom of fixing bolt (11).

2. The withstand voltage test jig for a wiring board according to claim 1, characterized in that: two bearings (13) are sleeved on the surface of the threaded shaft (3), and the surface of each bearing (13) is bolted to the base (1).

3. The pressure-resistant test jig for wiring boards according to claim 1, characterized in that: the two ends of the threaded shaft (3) are sleeved with knobs (14), and anti-skid grains are formed in the surfaces of the knobs (14).

4. The withstand voltage test jig for a wiring board according to claim 1, characterized in that: the anti-skid device is characterized in that anti-skid pads (15) are bolted to two sides of the bottom of the base (1), and the anti-skid pads (15) are made of rubber materials.

5. The withstand voltage test jig for a wiring board according to claim 1, characterized in that: one end of the limiting bolt (8) penetrates through the limiting sleeve (7), and anti-skid grains are formed in the surface of the limiting bolt (8).

6. The withstand voltage test jig for a wiring board according to claim 1, characterized in that: the surface of the thread block (4) is in sliding connection with the sliding groove (2).