CN110824290A - Quick-insertion testing device - Google Patents

Abstract

The invention discloses a quick-insertion test device, comprising a conductive box body, a slot for inserting a test terminal and a jack for inserting a signal terminal on the box body, and a slot for inserting a signal terminal on the box body; The clamping device for pressing the signal terminal, the box body is provided with a first chute and a second chute facing each other on both sides of the slot, and the first chute is slidably provided with a first conductive ball and a The first conductive ball pushes toward the first conductive spring of the second conductive ball, the second conductive ball and the second conductive spring for pushing the second conductive ball to the first conductive ball are slidably arranged in the second chute, In order to press and fit the first conductive ball and the second conductive ball at the slot, the box body is also provided with a fixing device for fixing it on the testing apparatus. It can be operated with one hand, can be quickly inserted and taken out, durable and not easy to be damaged, and the life time is greatly increased.

Description

A quick-plug test device

technical field

The invention relates to the technical field of product testing, and more particularly, to a quick-plug testing device.

Background technique

In the manufacturing process with higher and higher requirements for production efficiency and quality, the power-on test of products is more and more indispensable. Many products with power supply or signal terminals need to use electrical signal test clips in the production test. However, traditional test clips are fragile, inefficient, and inconvenient to operate.

The traditional test clip uses the lever principle to apply elastic force at the front or rear of the fulcrum to fix and connect the test terminals. After use, the test terminal can be removed by applying a reaction force to open the clip or the fastened shrapnel. Most of the traditional test clips have problems such as the need to cooperate with both hands to operate, easy to fatigue, easy to damage the clip handle and the clip mouth, and easy to damage the test terminals.

Therefore, how to solve the problems that the conventional test clips are inconvenient to use and easily damaged is an urgent problem to be solved by those skilled in the art.

SUMMARY OF THE INVENTION

In view of this, the purpose of the present invention is to provide a quick-plug test device, which has the characteristics of convenient use, long service life, and can be operated with one hand, so as to improve the test efficiency.

In order to achieve the above object, the present invention provides the following technical solutions:

A quick-insertion test device, comprising a conductive box body, the box body is provided with a slot for inserting a test terminal and a jack for inserting a signal terminal, and the box body is provided with a function on the jack. For the clamping device for pressing the signal terminals, the box body is provided with a first chute and a second chute facing each other on both sides of the slot, and a second chute is slidably arranged in the first chute. A conductive ball and a first conductive spring for pushing the first conductive ball to the second conductive ball, a second conductive ball is slidably arranged in the second chute, and the second conductive ball is slidably arranged in the second chute The ball is pushed toward the second conductive spring of the first conductive ball, so that the first conductive ball and the second conductive ball are pressed and fit at the slot, and the box body is also provided with a Fixtures for securing it to the test fixture.

Preferably, one end of the first conductive spring is connected to the box body, the other end of the first conductive spring is provided with a first arc-shaped contact piece that cooperates with the first conductive ball, and the second conductive One end of the spring is connected to the box body, the other end of the second conductive spring is provided with a second arc-shaped contact piece matched with the second conductive ball, and the first arc-shaped contact piece is connected to the second arc-shaped contact piece. The arc contacts are all conductive contacts.

Preferably, the box body, the first conductive spring, the second conductive spring, the first conductive ball, the second conductive ball, the first arc-shaped contact piece and the second arc The contact pads are all copper or aluminum.

Preferably, the clamping device is a screw screwed on the side wall of the socket.

Preferably, the box body includes an upper box body and a lower box body that are detachably connected, the first chute is provided on the upper box body, and the second chute is provided on the lower box body.

Preferably, the upper box body and the lower box body are provided with through holes for inserting bolts, and the upper box body and the lower box body are detachably connected by bolts and nuts.

Preferably, the contact surface of the upper box body and the lower box body is provided with a tenon and a socket eye that cooperate with each other.

Preferably, the outer side of the box body is wrapped with an insulating sheath.

Preferably, the fixing device is a boss provided on the outer side of the box body, and the boss is provided with a screw hole.

The quick-insertion test device provided by the present invention can fix the box to the corresponding position of the tooling, equipment, instrument and other test instruments when in use, so that the test terminal can be inserted into the first conductive ball and the first conductive ball in the slot with one hand. Between the second conductive balls, the first conductive spring and the second conductive spring exert elastic force to press and fix the test terminal in the slot, and at the same time insert the signal terminal into the jack of the box body, and the signal terminal is inserted by the clamping device. The terminal is pressed and fixed in the jack, and the quick plug connection for product testing can be easily realized.

Therefore, the quick-insertion test device provided by the present invention, compared with the traditional test clip, the present invention has changed the principle of the force exerted by the clip mouth, and changed the force transmission from the lever to the direct force of the spring, which overcomes the clip caused by the traditional lever principle. The mouth and the clip handle are prone to fatigue and fracture, and the life time is greatly increased. And it can change the original disadvantage of having to cooperate with both hands, and can be operated with one hand. At the same time, the guiding function of the two balls makes the insertion operation more convenient, and can be quickly inserted and taken out. The box structure is used as the carrier of the plug connection, which is durable and not easy to be damaged.

Description of drawings

In order to explain the embodiments of the present invention or the technical solutions in the prior art more clearly, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only It is an embodiment of the present invention. For those of ordinary skill in the art, other drawings can also be obtained according to the provided drawings without creative work.

1 is a schematic diagram of a specific embodiment of a quick-plug test device provided by the present invention;

Fig. 2 is the schematic diagram when the test terminal is inserted into the slot;

Fig. 3 is the schematic diagram of the upper box;

FIG. 4 is a schematic diagram of a box body wrapped with an insulating sheath on the outside.

Among them, 1-first conductive spring, 2-first chute, 3-first arc contact piece, 4-first conductive ball, 5-slot, 6-second conductive ball, 7-second arc Contact piece, 8-second chute, 9-second conductive spring, 10-nut, 11-bolt, 12-lower box, 13-jack, 14-upper box, 15-screw, 16-boss , 17-screw hole, 18-eyelet, 19-tenon, 20-insulation sheath, 21-test terminal.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

The core of the present invention is to provide a quick-plug test device, which has the characteristics of convenient use, long service life and single-hand operation, so as to improve the test efficiency.

Please refer to FIGS. 1 to 4. FIG. 1 is a schematic diagram of a specific embodiment of a quick-plug test device provided by the present invention; FIG. 2 is a schematic diagram of a test terminal inserted into a slot; FIG. 3 is a schematic diagram of an upper box body; Schematic diagram of the box body wrapped with the insulating sheath.

The quick-insertion test device provided by the present invention includes a conductive box body. The box body is provided with a slot 5 for inserting the test terminal 21 and a jack 13 for inserting the signal terminal. The box body is provided on the jack 13 There is a clamping device for pressing the signal terminals. The box body is provided with a first chute 2 and a second chute 8 facing each other on both sides of the slot 5. The first chute 2 is slidably provided with a first chute. The conductive ball 4 and the first conductive spring 1 for pushing the first conductive ball 4 to the second conductive ball 6 are slidably provided in the second chute 8 with the second conductive ball 6 and the second conductive ball 6 for pushing the second conductive ball 6 6. Push the second conductive spring 9 toward the first conductive ball 4, so that the first conductive ball 4 and the second conductive ball 6 are pressed and fit at the slot 5. Fixtures on test fixtures.

The box body is made of conductive material, so that the test terminal 21 inserted into the slot 5 and the jack 13 is connected to the signal terminal through the box body itself, so as to achieve the purpose of testing, and the slot 5 on the box body is used for inserting The test terminal 21, therefore, the size of the slot 5 should be adapted to the test terminal 21, and the jack 13 is used to insert a signal terminal, generally a signal wire, so the jack 13 can be a round hole for inserting a wire, and the box The body is provided with a clamping device on the jack 13 for pressing the signal terminals. Specifically, the clamping device can be a screw 15 screwed on the side wall of the jack 13 . That is, a screw 15 for pressing the wire inserted into the jack 13 to the jack 13 is screwed on the side wall of the jack 13 , so that the signal terminal is firmly fixed in the jack 13 by the screw 15 .

The box body is provided with a first chute 2 and a second chute 8 on both sides of the slot 5, and a first conductive ball 4 that can move along the first chute 2 is arranged in the first chute 2. The second chute 8 is provided with a second conductive ball 6 that can move along the second chute 8 , and a first conductive spring 1 is provided in the first chute 2 for pushing the first conductive ball 4 to the second conductive ball 6 , a second conductive spring 9 for pushing the second conductive ball 6 to the first conductive ball 4 is arranged in the second chute 8, so that the first conductive ball 4 and the second conductive ball 6 are attached to the slot 5 Press the test terminal 21 to insert the test terminal 21 between the first conductive ball 4 and the second conductive ball 6, and under the elastic force of the first conductive spring 1 and the second conductive spring 9, the first conductive ball 4 and the second conductive ball The second conductive ball 6 presses and fixes the test terminal 21 in the slot 5 . After the test is completed, the test terminal 21 can be pulled out of the slot 5 .

And since the first conductive balls 4, the first conductive springs 1, the second conductive balls 6 and the second conductive springs 9 all have electrical conductivity, the test terminals 21 can be connected to the signal terminals inserted into the jacks 13 through the box body. , so as to achieve the purpose of testing the connection. The fixing device is used to fix the box body to the corresponding position of the test equipment such as tooling, equipment, instrument, etc., so as to facilitate the test connection.

Therefore, when the quick-plug test device provided by the present invention is in use, the box can be fixed to the corresponding position of the test equipment such as tooling, equipment, and instrument, so that the test terminal 21 can be inserted into the first socket in the slot 5 with one hand. Between a conductive ball 4 and a second conductive ball 6, the first conductive spring 1 and the second conductive spring 9 exert elastic force to press and fix the test terminal 21 in the slot 5, and simultaneously insert the signal terminal into the socket of the box body. The signal terminal is pressed and fixed in the jack 13 by the screw 15, and the quick plug connection of the product test can be conveniently realized.

Compared with the traditional test clip, the quick-insertion test device provided by the present invention changes the principle of applying force to the clip mouth, and changes the force transmission by lever to the direct force applied by the spring, which overcomes the problem of the clip mouth and the clip mouth caused by the traditional lever principle. The clip handle is prone to fatigue and fracture, and the life time is greatly increased. And it can change the original disadvantage of having to cooperate with both hands, and can be operated with one hand. At the same time, the guiding function of the two balls makes the insertion operation more convenient, and can be quickly inserted and taken out. At the same time, the box body structure is used as the carrier of the plug connection, which is durable and not easy to be damaged.

On the basis of the above embodiment, preferably, one end of the first conductive spring 1 is connected to the box body, and the other end of the first conductive spring 1 is provided with a first arc-shaped contact piece 3 that cooperates with the first conductive ball 4, One end of the second conductive spring 9 is connected to the box body, and the other end of the second conductive spring 9 is provided with a second arc-shaped contact piece 7 that cooperates with the second conductive ball 6 . The first arc-shaped contact piece 3 is connected to the second arc-shaped contact piece 7 The contacts 7 are all conductive contacts.

That is, in this embodiment, a first arc-shaped contact piece 3 is provided at one end of the first conductive spring 1 in contact with the first conductive ball 4 to ensure that there is sufficient space between the first conductive ball 4 and the first conductive spring 1 . Contact area to prevent arc phenomenon caused by insufficient contact area when used in a strong electric environment. Similarly, a second arc-shaped contact piece 7 is provided at one end of the second conductive spring 9 in contact with the second conductive ball 6 to ensure sufficient contact area between the second conductive ball 6 and the second conductive spring 9 . Specifically, the inner diameter of the first arc-shaped contact piece 3 is equal to the inner diameter of the first conductive ball 4 , and the inner diameter of the second arc-shaped contact piece 7 is equal to the inner diameter of the second conductive ball 6 .

On the basis of the above embodiment, in order to ensure that the quick-plug test device provided by the present invention has good electrical conductivity, preferably, the box body, the first conductive spring 1, the second conductive spring 9, the first conductive ball 4, The second conductive ball 6 , the first arc-shaped contact piece 3 and the second arc-shaped contact piece 7 are all copper or aluminum pieces. That is, the box body is made of copper or aluminum, the first conductive spring 1 and the second conductive spring 9 are springs of copper or aluminum, and the first conductive ball 4 and the second conductive ball 6 are copper balls or aluminum balls , Specifically, the first conductive ball 4 and the second conductive ball 6 are both spherical balls. Of course, according to different test terminals 21 and the firmness of the clamping wire, the spherical balls can be replaced with octagonal prisms, sector-shaped cylinders, etc. Different crimping methods.

On the basis of the above embodiment, in order to facilitate the installation or replacement of the first conductive spring 1, the second conductive spring 9, the first conductive ball 4 and the second conductive ball 6, preferably, the box body includes a detachably connected upper box The body 14 and the lower box body 12 , the first chute 2 is provided in the upper box body 14 , and the second chute 8 is provided in the lower box body 12 . That is, in this embodiment, the box body is composed of an upper box body 14 and a lower box body 12 that are fastened up and down. Specifically, the upper box body 14 and the lower box body 12 may have a symmetrical structure up and down. In order to install the first conductive spring 1 and the first conductive ball 4 in the first chute 2 of the upper case 14 , and install the second conductive spring 9 and the second conductive ball 6 in the second chute 8 of the lower case 12 , and then assemble the upper box body 14 and the lower box body 12 together for installation and replacement.

On the basis of the above-mentioned embodiment, considering the specific connection method of the upper box body 14 and the lower box body 12, preferably, the upper box body 14 and the lower box body 12 are provided with through holes for inserting the bolts 11, The box body 14 and the lower box body 12 are detachably connected by bolts 11 and nuts 10 . In addition, the contact surfaces of the upper case body 14 and the lower case body 12 can also be provided with a tenon 19 and a socket eye 18 that cooperate with each other. In order to quickly combine the upper box body 14 and the lower box body 12 into a whole, the installation is convenient for maintenance.

On the basis of any of the above embodiments, preferably, the outer side of the box body is wrapped with an insulating sheath 20 . In order to protect the safe operation of the user, in addition, it can also play the role of protecting the box body, so as to prevent the box body from being scratched during use. Considering the specific selection of the fixing device, preferably, the fixing device is a boss 16 provided on the outer side of the box body, and the boss 16 is provided with a screw hole 17 . In order to fix the box body at the corresponding position of the tooling, equipment, instrument and other test equipment through the screw hole 17 .

The various embodiments in this specification are described in a progressive manner, and each embodiment focuses on the differences from other embodiments, and the same and similar parts between the various embodiments can be referred to each other.

The quick-plug testing device provided by the present invention has been described in detail above. The principles and implementations of the present invention are described herein by using specific examples, and the descriptions of the above embodiments are only used to help understand the method and the core idea of the present invention. It should be pointed out that for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can also be made to the present invention, and these improvements and modifications also fall within the protection scope of the claims of the present invention.

Claims (9)

1. A quick-insertion test device, characterized in that it comprises a conductive box body, and the box body is provided with a slot (5) for inserting a test terminal (21) and a jack (5) for inserting a signal terminal. 13), the box body is provided with a clamping device for pressing the signal terminals on the jack (13), and the box body is provided with a first facing first on both sides of the slot (5). A chute (2) and a second chute (8), wherein the first chute (2) is slidably provided with a first conductive ball (4) and is used to push the first conductive ball (4) A first conductive spring (1) toward the second chute (8), wherein a second conductive ball (6) is slidably arranged in the second chute (8), and a second conductive ball (6) is slidably arranged in the second 6) Push the second conductive spring (9) toward the first chute (2), so that the first conductive ball (4) and the second conductive ball (6) are in the slot (5) ) is pressed and fitted, and the box body is also provided with a fixing device for fixing it on the test instrument. 2. The quick-plug test device according to claim 1, wherein one end of the first conductive spring (1) is connected to the box body, and the other end of the first conductive spring (1) is provided with A first arc-shaped contact piece (3) matched with the first conductive ball (4), one end of the second conductive spring (9) is connected to the box body, and the second conductive spring (9) has a The other end is provided with a second arc-shaped contact piece (7) matched with the second conductive ball (6), the first arc-shaped contact piece (3) and the second arc-shaped contact piece (7) are both For conductive contacts. 3. The quick-insertion test device according to claim 2, wherein the box body, the first conductive spring (1), the second conductive spring (9), the first conductive ball ( 4) The second conductive ball (6), the first arc-shaped contact piece (3) and the second arc-shaped contact piece (7) are all copper or aluminum parts. 4. The quick-insertion test device according to claim 3, characterized in that, the snap connection device is a screw (15) screwed on the side wall of the insertion hole (13). 5. The quick-insertion test device according to claim 1, wherein the box body comprises an upper box body (14) and a lower box body (12) that are detachably connected, and the first chute (2) The second chute (8) is arranged on the upper box body (14), and the second chute (8) is arranged on the lower box body (12). 6 . The quick-insertion test device according to claim 5 , wherein the upper box body ( 14 ) and the lower box body ( 12 ) are provided with through holes for inserting bolts ( 11 ), so that the The upper box body (14) and the lower box body (12) are detachably connected by bolts (11) and nuts (10). 7. The quick-insertion testing device according to claim 6, wherein the contact surfaces of the upper box body (14) and the lower box body (12) are provided with a tenon (19) and a socket that cooperate with each other. eye (18). 8. The quick-plug test device according to any one of claims 1 to 7, wherein an insulating sheath (20) is wrapped on the outside of the box body. 9 . The quick-insertion test device according to claim 8 , wherein the fixing device is a boss (16) provided on the outer side of the box body, and the boss (16) is provided with a screw hole. 10 . (17).

Images