CN212552156U

CN212552156U - Firm frock of probe soldering

Info

Publication number: CN212552156U
Application number: CN202021106102.9U
Authority: CN
Inventors: 沈峰明
Original assignee: Huzhou Meiqi Medical Equipment Co ltd
Current assignee: Huzhou Meiqi Medical Equipment Co ltd
Priority date: 2020-06-16
Filing date: 2020-06-16
Publication date: 2021-02-19
Anticipated expiration: 2030-06-16

Abstract

The probes are required to be vertical to the PCB in the soldering process, the extending distances of the probe tips are the same, and a tool is required to stabilize the soldering state of the probes and the PCB in order to ensure the soldering quality and the subsequent electroplating quality. A probe soldering stabilizing tool comprises a base, a pin clamping assembly and a pin inserting assembly, wherein the pin clamping assembly is positioned above the base; the contact pin assembly is provided with a PCB and clamps the PCB; the probe penetrates through the PCB, the pin inserting assembly and the needle clamping assembly, the needle point is abutted against the base, and the needle clamping assembly is provided with an action of clamping the probe. The utility model discloses a contact pin subassembly is fixed and is inserted the probe to the PCB board, and the probe needle point is kept out of range with the base counterbalance and is guaranteed that the probe is fixed, presss from both sides the probe through the contact pin subassembly at last tightly to can remain stable when soldering the probe to the PCB board, guarantee the quality of probe soldering and the quality of follow-up electroplating.

Description

Firm frock of probe soldering

Technical Field

The utility model relates to a blood sugar test probe production frock field, more specifically the firm frock of probe soldering that says so relates to.

Background

The dynamic blood glucose monitoring system (RGMS) is a new type of continuous dynamic blood glucose monitoring system that has been put into clinical use in recent years and is connected to a probe, such as a needle, for placement in the subcutaneous tissue. The diameter of the probe is very small, and the patient does not feel pain or discomfort obviously when the probe is placed in the body. The instrument receives an electric signal reflecting blood sugar change from the probe at a certain time interval, and converts the average value of the electric signals collected for a plurality of times into the blood sugar value to be stored. Several hundred blood glucose values can be recorded per day. The dynamic blood glucose monitor can also simultaneously store the time of eating, moving, taking medicine and the like. Therefore, the patient can not suffer from acupuncture every day, and the blood glucose monitoring system can provide a daily blood glucose graph, a multi-day blood glucose graph fluctuation trend analysis and a summary of daily blood glucose data, and is a new breakthrough of blood glucose detection.

The production of the probe comprises the processes of electroplating, coating and the like, the probe is required to be soldered on a PCB before electroplating, the probe is required to be vertical to the PCB in the soldering process, the extending distance of the probe point is the same, and a tool is required to stabilize the soldering state of the probe and the PCB in order to ensure the soldering quality and the subsequent electroplating quality.

SUMMERY OF THE UTILITY MODEL

The weak point to prior art the utility model provides a firm frock of probe soldering, the utility model discloses a firm frock of probe soldering fixes and inserts the probe to the PCB board through the contact pin subassembly, and the probe needle point offsets with the base and guarantees that the stretch-out distance is certain, presss from both sides the probe through the needle subassembly at last tightly to can remain stable when soldering the probe to the PCB board, guarantee the quality of probe soldering and the quality of follow-up electroplating.

The utility model has the following specific technical scheme that the probe soldering stabilizing tool comprises a base, a needle clamping assembly positioned above the base and a contact pin assembly positioned above the needle clamping assembly; the contact pin assembly is provided with a PCB and clamps the PCB; the probe penetrates through the PCB, the pin inserting assembly and the needle clamping assembly, the needle point is abutted against the base, and the needle clamping assembly is provided with an action of clamping the probe.

Thereby, the pin assembly is used for fixing the PCB and inserting the probe, and the pin assembly is used for clamping the probe, so that the stability can be ensured when the probe is welded on the PCB.

As the utility model discloses a preferred, be equipped with linear arrangement's contact pin hole on the PCB board, the probe is followed contact pin is downthehole to be inserted.

As the utility model discloses a preferred, the contact pin subassembly includes the mount pad and presses the knot, the constant head tank of rectangular shape is seted up to the mount pad upper surface, the confession has still been seted up to the mount pad the accommodation hole that the probe passed.

Therefore, the installation seat is used for installing the PCB, the width of the positioning groove is consistent with that of the PCB, the PCB cannot sway left and right after being embedded and installed, and the accommodating hole is formed to ensure that the probe penetrates through the installation seat to enter the needle clamping assembly.

As the utility model discloses a preferred, the mount pad side is equipped with presses and detains the installation department, press detain pass through the screw install in press detaining the installation department.

Therefore, the pressing buckle is provided with a pressing surface, the pressing surface can be positioned above the PCB or separated from the PCB by rotating the pressing buckle, the PCB can be pressed when the pressing surface rotates above the PCB, and the stability in soldering is further ensured.

As the utility model discloses a preferred, PCB board both ends are equipped with the locating hole, the mount pad upper surface is offered and is used for passing the locating hole is right the location arch that the PCB board advances line location.

Therefore, the positioning hole is matched with the positioning bulge, so that the position of the PCB in the horizontal direction can be positioned when the PCB is arranged in the positioning groove, and the stability of the installation of the PCB is further ensured.

Preferably, the needle clamping assembly comprises a positioning strip, upright posts arranged at two ends of the positioning strip, and clamping blocks arranged at two side edges of the positioning strip; the clamping blocks are transversely coated on the side surfaces, the upper surfaces and the lower surfaces of the positioning strips in a U shape.

Therefore, the positioning strip is used for inserting and positioning the lower end of the probe, and the probe is fixed after the clamping block is clamped; in order to avoid damaging the probe, the contact part of the U-shaped opening of the clamping block and the probe is covered with a soft rubber pad, and the contact part of the upper surface of the base and the probe tip is also covered with a soft rubber pad.

As the utility model discloses a preferred, the vertical through probe jack from top to bottom of seting up of location strip, the location strip is transversely seted up the first bolt of direct tight spanner of clamp and is perforated, the location strip has transversely still seted up the first installation blind hole of reset spring.

Therefore, the probe jack is in clearance fit with the probe, and the accuracy of the position of the probe is ensured; the hole opening at the upper end of the probe jack is provided with a chamfer, so that the probe can be inserted into the probe jack more easily.

As the utility model discloses a preferred, press from both sides tight piece with press from both sides the tight first bolt of spanner and perforate relative position and seted up and press from both sides tight spanner second bolt and perforate, press from both sides tight piece with reset spring second installation blind hole has been seted up to the relative position of the first installation blind hole of reset spring, press from both sides tight piece outside and be located press from both sides tight spanner first bolt and perforate with press from both sides tight spanner second bolt perforation department and install and press from both sides tight spanner, the location strip with press from both sides between the tight side reset spring first installation blind hole with install reset spring in the reset spring second installation blind hole.

Therefore, the clamping wrench adopts an eccentric installation mode, and can realize the compression of the clamping block only by rotating; the installation of the return spring can separate the clamping blocks on two sides under the condition that the clamping wrench is loosened, so that the probe can be conveniently inserted and clamped next time; the clamping wrench and the reset spring are at least provided with two pairs, so that the stability of the clamping state of the clamping block is ensured.

As the utility model discloses a preferred, the stand includes stand and lower stand, go up the stand with the stand presss from both sides respectively down and locates two sides about the location strip.

Thus, the positioning strip can be replaced or adjusted by separating the upper and lower uprights.

As the utility model discloses a preferred, the installation regulation hole has been seted up at the location strip both ends, the mount pad go up the stand the location strip down the stand through the screw-up between the base, the screw passes the installation regulation hole, the installation regulation hole for extending direction with the strip hole that the contact pin hole array orientation is unanimous.

Therefore, the installation adjusting holes are adjusting holes, the positioning strips can be transversely adjusted by loosening the screws, and the probes can be vertically inserted.

To sum up, the utility model discloses following beneficial effect has:

the utility model discloses a firm frock of probe soldering fixes the PCB board through the contact pin subassembly and inserts the probe, and the probe needle point is guaranteed with the base counterbalance and is stretched out the distance certainly, presss from both sides the probe clamp through the double-layered needle subassembly at last to can remain stable when soldering the probe to the PCB board, guarantee the quality of probe soldering and the quality of follow-up electroplating.

Drawings

FIG. 1 is a perspective view of the fixture for fixing the probe in soldering of the present invention, wherein the fixture is provided with a PCB and a probe in a stable state;

FIG. 2 is an exploded view of the probe soldering stabilizing tool of the present invention;

FIG. 3 is a top cross-sectional view of the probe soldering stabilized fixture needle assembly of the present invention;

in the figure, 1-base, 2-pin clamping component, 21-positioning strip, 211-probe jack, 212-clamping wrench first bolt through hole, 213-reset spring first mounting blind hole, 214-mounting adjusting hole, 22-upright post, 221-upper upright post, 222-lower upright post, 23-clamping block, 231-clamping wrench second bolt through hole, 232-reset spring second mounting blind hole, 24-clamping wrench, 25-reset spring, 3-pin component, 31-mounting seat, 311-positioning groove, 312-accommodating hole, 313-press buckle mounting part, 314-positioning bulge, 32-press buckle, 4-PCB board, 41-pin hole, 42-positioning hole and 5-probe.

Detailed Description

The present invention will be further explained by the following embodiments with reference to the attached drawings.

Referring to fig. 1, 2 and 3, a fixture for fixing a probe in soldering includes a base 1, a needle assembly 2 located above the base 1, and a pin assembly 3 located above the needle assembly 2; the contact pin assembly 3 is provided with a PCB 4 and clamps the PCB 4; after the probe 5 passes through the PCB 4, the pin assembly 3 and the clip assembly 2, the needle tip abuts against the base 1, and the clip assembly 2 has an action of clamping the probe 5.

Thus, the pin assembly 3 is used to fix the PCB 4 and insert the probe 5, and the clip assembly 2 is used to clamp the probe 5, so that stability can be secured when soldering the probe 5 to the PCB 4.

As shown in fig. 1, the PCB 4 is provided with pin holes 41 arranged in a straight line, and the probes 5 are inserted into the pin holes 41.

As shown in fig. 1 and 2, the pin assembly 3 includes a mounting base 31 and a pressing buckle 32, a strip-shaped positioning slot 311 is formed on the upper surface of the mounting base 31, and the mounting base 31 further has a receiving hole 312 for the probe 5 to pass through.

Therefore, the installation seat 31 is used for installing the PCB 4, the width of the positioning groove 311 is consistent with that of the PCB 4, the PCB 4 cannot sway left and right after being embedded and installed, and the accommodating hole 312 ensures that the probe 5 penetrates through the installation seat 31 to enter the needle clamping assembly 2.

As shown in fig. 1 and 2, a press-fitting mounting portion 313 is provided on a side of the mounting seat 31, and the press-fitting 32 is mounted on the press-fitting mounting portion 313 by a screw.

Therefore, the press fastener 32 has a pressing surface, the pressing surface can be positioned above the PCB 4 or separated from the PCB 4 by rotating the press fastener 32, the PCB 4 can be pressed when the pressing surface rotates above the PCB 4, and the stability during soldering is further ensured.

As shown in fig. 1 and 2, positioning holes 42 are formed at two ends of the PCB 4, and a positioning protrusion 314 for passing through the positioning hole 42 to position the PCB 4 is formed on the upper surface of the mounting base 31.

Thus, the cooperation of the positioning hole 42 and the positioning projection 314 enables the horizontal position to be positioned when the PCB 4 is loaded into the positioning groove 311, and further ensures the stability of the PCB 4 mounting.

As shown in fig. 1, 2 and 3, the needle clamping assembly 2 includes a positioning strip 21, columns 22 mounted at two ends of the positioning strip 21, and clamping blocks 23 mounted at two side edges of the positioning strip 21; the clamping block 23 is transversely wrapped on the side surface, the upper surface and the lower surface of the positioning strip 21 in a U shape.

Therefore, the positioning strip 21 is used for inserting and positioning the lower end of the probe 5, and the clamping block 23 clamps the lower end of the probe 5 and then fixes the probe; in order to avoid damaging the probe 5, the contact part of the U-shaped opening of the clamping block 23 and the probe 5 is covered with a soft rubber pad, and the contact part of the upper surface of the base 1 and the probe tip of the probe 5 is also covered with a soft rubber pad.

As shown in fig. 1, 2 and 3, the positioning bar 21 is vertically provided with a vertically through probe jack 211, the positioning bar 21 is transversely provided with a through clamping wrench first plug pin through hole 212, and the positioning bar 21 is also transversely provided with a return spring first mounting blind hole 213.

Therefore, the probe jack 211 is in clearance fit with the probe 5, and the accuracy of the position of the probe 5 is ensured; the upper end opening of the probe insertion hole 211 is provided with a chamfer, so that the probe 5 can be inserted into the probe insertion hole 211 more easily.

As shown in fig. 1, 2 and 3, a second clamping wrench plug pin through hole 231 is formed in a position of the clamping block 23 opposite to the first clamping wrench plug pin through hole 212, a second reset spring mounting blind hole 232 is formed in a position of the clamping block 23 opposite to the first reset spring mounting blind hole 213, the clamping wrench 24 is mounted at the position, located on the first clamping wrench plug pin through hole 212 and the second clamping wrench plug pin through hole 231, outside the clamping block 23, and the reset spring 25 is mounted in the first reset spring mounting blind hole 213 and the second reset spring mounting blind hole 232 between the positioning strip 21 and the side surface of the clamping block 23.

Therefore, the clamping wrench 24 adopts an eccentric installation mode, and can realize the compression of the clamping block 23 only by rotating; the installation of the return spring 25 can separate the clamping blocks 23 on the two sides under the condition that the clamping wrench 24 is loosened, so that the probe 5 can be conveniently inserted and clamped next time; at least two pairs of clamping spanners 24 and return springs 25 are arranged to ensure the stability of the clamping state of the clamping block 23.

As shown in fig. 1 and 2, the upright 22 includes an upper upright 221 and a lower upright 222, and the upper upright 221 and the lower upright 222 are respectively clamped on the upper surface and the lower surface of the positioning strip 21.

Thus, the positioning bar 21 can be replaced or adjusted by separating the upper column 221 and the lower column 222.

As shown in fig. 1, 2 and 3, the two ends of the positioning bar 21 are provided with mounting adjustment holes 214, the mounting seat 31, the upper upright column 221, the positioning bar 21, the lower upright column 222 and the base 1 are fastened by screws, the screws pass through the mounting adjustment holes 214, and the mounting adjustment holes 214 are strip-shaped holes with extending directions consistent with the arrangement direction of the pin holes 41.

Therefore, the installation adjusting hole 214 is an adjusting hole, and can realize the transverse adjustment of the positioning strip 21 through the adjusting screw, so that the probe 5 is ensured to be vertically inserted.

The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and are not intended to limit the spirit and scope of the present invention. Without departing from the design concept of the present invention, various modifications and improvements made by the technical solution of the present invention by those skilled in the art should fall into the protection scope of the present invention, and the technical contents claimed by the present invention have been fully recorded in the claims.

Claims

1. The utility model provides a firm frock of probe soldering which characterized in that: comprises a base (1), a needle clamping assembly (2) positioned above the base (1) and a pin inserting assembly (3) positioned above the needle clamping assembly (2); the contact pin assembly (3) is provided with a PCB (4) and clamps the PCB (4); the probe (5) penetrates through the PCB (4), the pin inserting assembly (3) and the needle clamping assembly (2), the rear needle point of the pin clamping assembly (2) is abutted against the base (1), and the needle clamping assembly (2) has an action of clamping the probe (5).

2. The fixture for stabilizing soldering of the probe according to claim 1, characterized in that: the PCB board (4) is provided with straight-line pin holes (41), and the probes (5) are inserted into the pin holes (41).

3. The fixture for stabilizing soldering of the probe according to claim 2, characterized in that: contact pin subassembly (3) are including mount pad (31) and press and are detained (32), constant head tank (311) of rectangular shape are seted up to mount pad (31) upper surface, confession is still seted up in mount pad (31) accommodation hole (312) that probe (5) passed.

4. The fixture for stabilizing soldering of the probe according to claim 3, characterized in that: the side of the mounting seat (31) is provided with a pressing and buckling mounting part (313), and the pressing and buckling part (32) is mounted on the pressing and buckling mounting part (313) through a screw.

5. The fixture for stabilizing soldering of the probe according to claim 3, characterized in that: the PCB is characterized in that positioning holes (42) are formed in two ends of the PCB (4), and positioning protrusions (314) used for penetrating through the positioning holes (42) to position the PCB (4) are formed in the upper surface of the mounting seat (31).

6. The fixture for stabilizing soldering of the probe according to claim 3, characterized in that: the needle clamping assembly (2) comprises a positioning strip (21), upright posts (22) arranged at two ends of the positioning strip (21) and clamping blocks (23) arranged at two side edges of the positioning strip (21); the clamping block (23) is transversely coated on the side surface, the upper surface and the lower surface of the positioning strip (21) in a U shape.

7. The fixture for stabilizing soldering of the probe according to claim 6, characterized in that: the positioning strip (21) is vertically provided with a vertically through probe jack (211), the positioning strip (21) is transversely provided with a through clamping wrench first bolt through hole (212), and the positioning strip (21) is also transversely provided with a reset spring first mounting blind hole (213).

8. The fixture for stabilizing soldering of the probe according to claim 7, is characterized in that: press from both sides tight piece (23) with press from both sides tight first bolt of spanner and perforate (212) relative position and seted up and press from both sides tight spanner second bolt and perforate (231), press from both sides tight piece (23) with reset spring second installation blind hole (232) have been seted up to the relative position of reset spring first installation blind hole (213), press from both sides tight piece (23) outside and be located press from both sides tight first bolt of spanner and perforate (212) with press from both sides tight spanner second bolt and perforate (231) department and install and press from both sides tight spanner (24), location strip (21) with press from both sides between tight piece (23) side reset spring first installation blind hole (213) with reset spring (25) are installed in the reset spring second installation blind hole (232).

9. The fixture for stabilizing soldering of the probe according to claim 6, characterized in that: the upright column (22) comprises an upper upright column (221) and a lower upright column (222), and the upper upright column (221) and the lower upright column (222) are respectively clamped on the upper surface and the lower surface of the positioning strip (21).

10. The fixture for stabilizing soldering of the probe according to claim 9, characterized in that: installation regulation hole (214) have been seted up at location strip (21) both ends, mount pad (31) go up stand (221) location strip (21) stand (222) down through the screw-up between base (1), the screw passes installation regulation hole (214), installation regulation hole (214) be extending direction with the strip hole that pinhole (41) array orientation is unanimous.