CN109066132B

CN109066132B - Magnet wire tool

Info

Publication number: CN109066132B
Application number: CN201810773391.9A
Authority: CN
Inventors: 黄加园
Original assignee: Fujian Qiangli Photoelectricity Co Ltd
Current assignee: Fujian Qiangli Photoelectricity Co Ltd
Priority date: 2018-07-14
Filing date: 2018-07-14
Publication date: 2024-03-15
Anticipated expiration: 2038-07-14
Also published as: CN109066132A

Abstract

The invention discloses a magnet wire tool, which comprises a wire, a seat body, a probe and a magnet, wherein the probe and the magnet are arranged on the seat body, the wire is connected to one end of the probe, and the magnet wire tool is characterized in that: the magnet slides and installs on the pedestal, connect through an elasticity flexible section between probe and the magnet, and the length of elasticity flexible section is greater than the distance between probe and magnet, through the setting of elasticity flexible section for the total length of probe and magnet becomes adjustable, when the phenomenon of height unevenness appears, can guarantee the good of contact through the shrink of elasticity flexible section.

Description

Magnet wire tool

Technical Field

The invention relates to an electric accessory connecting device, in particular to a magnet wire tool.

Background

In the manufacturing process of LED display screen module, when needs carry out the power-on test to the LED module, need insert the power cord on the test equipment on the power terminal of LED module, and because the power terminal on the present LED module is two pieces of screws, cause all to need connect after the screw is become flexible through the instrument through the manual work at present, lead to the operation complicated, the cost of labor is too high.

In this regard, the patent of the invention of the issued publication number CN201210077404.1 discloses a novel magnetic attraction structure comprising an insulating base, a metal conductive connecting piece, a wire fixing screw and a wire; the metal conductive connecting piece comprises a conductive metal shell and a cylindrical magnet, wherein the cylindrical magnet is embedded in the conductive metal shell, and the conductive metal shell is inserted in the insulating base; the upper surface of the metal connecting piece is provided with a wire inlet hole, and a wire is inserted into the wire inlet hole; the side surface of the metal connecting piece is provided with a screw hole, and the screw hole is matched with the wire fixing screw to fix the wire. However, the technical proposal adopted by the invention has the following disadvantages; 1. poor contact: because the power supply base adopts the mode of screw to carry out the wiring for two screws are difficult to avoid appearing the uneven phenomenon often, adopt the magnetism structure to cause the contact failure easily from this.

Disclosure of Invention

The invention aims to provide a magnet wire tool, which solves the problem of poor contact of the existing tool.

The technical aim of the invention is realized by the following technical scheme:

the utility model provides a magnet electric wire frock, includes electric wire, pedestal and locates probe and magnet on the pedestal, the electric wire is connected in the one end of probe, characterized by: the magnet is installed on the seat body in a sliding way, the probe is connected with the magnet through an elastic telescopic section, and the length of the elastic telescopic section is larger than the distance between the probe and the magnet.

So set up, through the setting of elasticity flexible section for the total length of probe and magnet becomes adjustable, when the phenomenon of height unevenness appears, can guarantee the good of contact through the shrink of elasticity flexible section.

Further preferred are: the elastic telescopic section is integrally arranged at one end of the probe, which is opposite to the end connected with the electric wire.

So set up, reduce the butt face, guarantee to have better conductivity.

Further preferred are: the elastic telescopic section comprises a needle cylinder, a needle head and a spring, one end of the needle cylinder is integrally arranged on the probe, one end of the needle head is inserted on the needle cylinder, the spring is arranged in the needle cylinder, two ends of the spring are respectively abutted to the bottom end of the needle cylinder and the end part of the needle head, and one end surface of the needle head, abutted to the spring, is obliquely arranged.

The contact between the needle head and the needle tube is ensured through the arrangement of the inclined plane, so that the stable conduction between the needle head and the needle tube is ensured.

Further preferred are: the diameter of the spring is large in the middle and small at the two ends.

The arrangement is combined with the inclined plane, so that the elastic force of the spring is inclined, and the contact between the needle head and the needle tube is further ensured.

Further preferred are: the probe is provided with a welding section for welding with the electric wire with respect to one end connected with the elastic telescopic section.

So set up, connect through welded mode, guarantee the connection fastness of electric wire and probe, avoid taking place the electric wire and drop scheduling problem.

Further preferred are: the base body comprises a fixed block and a protective cover, the probe is arranged on the fixed block, a jack is arranged on the protective cover for inserting the magnet, a counter bore is formed in one end, connected with the fixed block, of the jack, a boss matched with the counter bore is arranged at one end, connected with the probe, of the magnet, and the depth of the counter bore is larger than the thickness of the boss.

The magnet is installed and connected in a sliding mode through the split arrangement of the fixing block and the protective cover and the arrangement of the boss and the counter bore.

Further preferred are: the protective cover is provided with a groove which can be inserted into the power supply seat at one end, which is opposite to the fixed block, of the protective cover, and a bevel angle is arranged at the opening of the groove to form a flaring.

So set up, the recess sets up and makes partial power seat can insert in the protective cover, plays certain improvement connection stability's effect, can be more quick, convenient realization frock simultaneously and power seat's electricity is connected.

Further preferred are: the base is made of non-conductive materials, and one end of the magnet, which is far away from the probe, does not protrude out of the opening of the groove.

So set up, play the guard action, when avoiding can appear the frock problem that drops because of magnetism in-process reaches after the life-span, the in-process metal material that drops contacts the LED product, causes burning out the circuit board phenomenon and takes place.

Further preferred are: the fixing block is provided with a notch for distinguishing the positive electrode from the negative electrode of electricity.

So set up, the positive negative pole discernment of being convenient for avoids appearing positive negative pole dress reverse phenomenon.

Further preferred are: the magnetic rocker is arranged between the probe and the magnet, the probe and the magnet are respectively abutted to two sides of the magnetic rocker and are abutted to two ends of the magnetic rocker in a staggered manner, and one ends of the probe and the magnet, which are abutted to the magnetic rocker, are arc-shaped.

The setting like this adopts the magnetism wane to guarantee to be connected with probe and magnet, in addition, when the magnet takes place to slide according to the uneven condition of height, through driving the magnetism wane take place to rotate can, so that magnet can take place to slide under the condition that does not produce elastic force to make the power seat be connected with frock piece more firm.

In summary, the invention has the following beneficial effects:

1. the electric conductivity after connection can be ensured even if the height of a screw arranged on the power supply seat is uneven, and the occurrence of poor contact phenomenon is avoided;

2. after the magnetism of the magnet is weakened or vanished, the tool can be prevented from being in electrical contact with a product when the tool falls down, so that the circuit board is protected from being burnt out;

3. because the adsorption connection is adopted and the circuit board arrangement for preventing burn-out during falling is adopted, the whole row of uniform pressing wires can be adopted for separation during separation, and the tool can be freely fallen and separated;

4. the positive and negative poles are convenient to identify.

Drawings

FIG. 1 is a mounting structure diagram of a fixture and an LED display screen according to a first embodiment;

FIG. 2 is a schematic view of the overall split structure of the first embodiment;

FIG. 3 is a schematic view of the structure of a probe in the first embodiment;

FIG. 4 is a schematic view of the structure of a protective cover in the first embodiment;

fig. 5 is a schematic structural diagram of the second embodiment.

In the figure, 1, a seat body; 11. a fixed block; 111. a mounting hole; 112. a step hole; 2. an electric wire; 113. A notch; 12. a protective cover; 121. a jack; 122. countersink; 123. a groove; 124. chamfering; 125. a round hole; 3. a probe; 31. a limit step; 32. a welding section; 4. a magnet; 41. a boss; 5. an elastic expansion section; 51. a needle; 52. a needle cylinder; 53. a spring; 6. magnetic rocker.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

In the description of the present invention, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "left", "right", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of the description, and do not indicate or imply that the apparatus or element in question must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.

Example 1: a magnet wire tool is shown in fig. 1, and is used for being connected with a power supply seat on an LED display screen to supply power to the LED display screen for performing an aging test.

As shown in fig. 2, the magnet wire fixture comprises a wire 2, a base 1, a probe 3 and a magnet 4, wherein the probe 3 and the magnet 4 are arranged on the base 1.

The base body 1 comprises a fixed block 11 and a protective cover 12, and the fixed block 11 and the protective cover 12 are fixedly connected through bolts.

Two mounting holes 111 are formed in the fixing block 11 for mounting the probes 3, a stepped hole 112 with a diameter larger than that of the mounting holes 111 is formed in one end of the mounting holes 111, facing the protective cover 12, and a limit step 31 matched with the stepped hole 112 is formed in the probes 3.

The tail of the probe 3 is provided with a soldering section 32 for solder connection of the power supply line 2 with the probe 3.

A positive and negative electrode mark is provided at one end of the fixing block 11 facing the electric wire 2, and a notch 113 is provided at one side of the fixing block 11 for facilitating the user to distinguish between positive and negative electrodes, wherein the notch 113 is located at the side where the positive electrode mark is located.

The protection cover 12 is provided with a jack 121 for inserting the magnet 4, one end of the jack 121 facing the fixed block 11 is provided with a counter bore 122, one end of the magnet 4 is provided with a boss 41 matched with the counter bore 122, and the depth of the counter bore 122 is greater than the thickness of the boss 41 so that the magnet 4 can slide in the jack 121 and the jack 121.

Referring to fig. 4, a groove 123 into which a power supply seat can be inserted is formed at one end of the protective cover 12 facing away from the fixed block 11, a chamfer 124 is formed at an opening of the groove 123 to form a flaring, and round holes 125 are formed at four corners of the groove 123 to reduce resistance.

Wherein, the base 1 is made of non-conductive material, and the end of the magnet 4 far away from the probe 3 is not protruded from the groove 123.

Referring to fig. 3, an elastic telescopic section 5 is provided at one end of the probe 3 opposite to the welding section 32, the elastic telescopic section 5 includes a syringe 52, a needle 51 and a spring 53, one end of the syringe 52 is integrally provided on the probe 3, one end of the needle 51 is inserted on the syringe 52 and can slide in the needle 51, the spring 53 is provided in the syringe 52, and both ends of the spring are respectively abutted with the bottom end of the syringe 52 and the end of the needle 51. The end surface of the needle 51, which is abutted against the spring 53, is obliquely arranged, and the diameter of the spring 53 is large in the middle and small in the two ends.

When the tool is used, the tool is only required to be inserted into the power supply seat, and after the tool is connected with the power supply seat, the two magnets 4 are respectively abutted with the two screws on the power supply seat. When the two screws on the power supply seat are uneven, the protruding screws push the magnet 4 to move towards the direction of the electric wire 2, in the process, the magnet 4 pushes the needle 51 to compress the spring 53, and good contact can be guaranteed even when the screws are uneven.

Example 2: as shown in fig. 5, the difference from embodiment 1 is that a magnetic rocker 6 is provided between the probe 3 and the magnet 4, the magnetic rocker 6 can swing in the counterbore 122, the probe 3 and the magnet 4 are respectively abutted on two sides of the magnetic rocker 6 and are abutted on two ends of the magnetic rocker 6 in a staggered manner, and one ends of the probe 3 and the magnet 4 abutted on the magnetic rocker 6 are arc-shaped.

The present embodiment is only for explanation of the present invention and is not to be construed as limiting the present invention, and modifications which do not creatively contribute to the present embodiment can be made by those skilled in the art after reading the present specification as required, but are protected by patent laws within the protection scope of the present invention.

Claims

1. The utility model provides a magnet electric wire frock, includes electric wire (2), pedestal (1) and locates probe (3) and magnet (4) on pedestal (1), electric wire (2) are connected in the one end of probe (3), characterized by: the magnet (4) is slidably arranged on the base body (1), the probe (3) is connected with the magnet (4) through an elastic telescopic section (5), the elastic telescopic section (5) is integrally arranged at one end of the probe (3) opposite to the end connected with the electric wire (2), and the length of the elastic telescopic section (5) is larger than the distance between the probe (3) and the magnet (4);

the elastic telescopic section (5) comprises a needle cylinder (52), a needle head (51) and a spring (53), one end of the needle cylinder (52) is integrally arranged on the probe (3), one end of the needle head (51) is inserted on the needle cylinder (52), the spring (53) is arranged in the needle cylinder (52) and two ends of the spring are respectively abutted with the bottom end of the needle cylinder (52) and the end part of the needle head (51), and one end surface of the needle head (51) abutted with the spring (53) is obliquely arranged;

the base body (1) comprises a fixed block (11) and a protective cover (12), the probe (3) is arranged on the fixed block (11), a jack (121) is arranged on the protective cover (12) for inserting the magnet (4), a counter bore (122) is formed in one end, connected with the fixed block (11), of the protective cover (12), a boss (41) matched with the counter bore (122) is arranged at one end, abutted to the probe (3), of the magnet (4), and the depth of the counter bore (122) is larger than the thickness of the boss (41);

one end of the protective cover (12) back to the fixed block (11) is provided with a groove (123) into which the power supply seat can be inserted, and an opening of the groove (123) is provided with a chamfer (124) to form a flaring.

2. The magnet wire tooling of claim 1, wherein: the diameter of the spring (53) is large in the middle and small at the two ends.

3. The magnet wire tooling of claim 1, wherein: the probe (3) is provided with a welding section (32) for welding with the wire (2) with respect to the end connected with the elastic telescoping section (5).

4. The magnet wire tooling of claim 1, wherein: the base body (1) is made of non-conductive materials, and one end of the magnet (4) far away from the probe (3) is not protruded out of the opening of the groove (123).

5. The magnet wire tooling of claim 1, wherein: the fixing block (11) is provided with a notch (113) for distinguishing the positive electrode from the negative electrode of electricity.

6. A magnet wire assembly according to any one of claims 1-5, wherein: the novel magnetic probe comprises a probe body, and is characterized in that a magnetic rocker (6) is arranged between the probe body (3) and a magnet (4), the probe body (3) and the magnet (4) are respectively abutted to two sides of the magnetic rocker (6) and are abutted to two ends of the magnetic rocker (6) in a staggered mode, and one ends of the probe body (3) and the magnet (4), which are abutted to the magnetic rocker (6), are arranged in an arc mode.