Connector test pin

Abstract

The utility model provides a connector test pin, which belongs to the technical field of test pins and comprises a connecting part and a detecting part, the detecting part is positioned below the connecting part, an elastic part is arranged between the detecting part and the connecting part, one end of the elastic part is contacted with the connecting part, and the other end of the elastic part is connected with the detecting part; the elastic part comprises multiple sets of inclined sections and multiple sets of bent sections, the multiple sets of inclined sections are connected through the bent sections, open grooves are formed among the multiple sets of inclined sections, and the width of the end, close to the bent sections, of each open groove is smaller than that of the end, away from the bent sections, of each open groove. The connecting part and the detecting part of the testing needle are connected through the elastic part, the opening groove is formed between the inclined sections in the elastic part, the opening groove is narrow close to the bent section and wide away from the bent section, and when the opening groove is subjected to longitudinal pressure, the inclined sections and the bent section cooperatively disperse pressure, enhance compression force and prevent deformation, expand the movement range for the detecting part and adapt to various tests.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of test needle, more specifically, especially relate to a connector test needle. BACKGROUND

[0002] The connector test needle is a tool for testing the performance of the connector, which is used to make physical contact with the pins or interfaces of the connector during the testing process of the connector, so as to realize the transmission of electrical signals, so as to check whether the connector can work normally.

[0003] As the Chinese utility model patent with the patent number 202120989828.X provides a test needle, which increases the width of the inclined section and the curved section to improve the resistance to deformation of the test needle. However, the width between the inclined sections of the test needle is smaller away from the curved section, which results in poor compression force and small movement range when the test needle is squeezed in the longitudinal direction, and it is difficult to effectively resist the pressure, which is prone to deformation or damage. UTILITY MODEL CONTENT

[0004] In order to solve the above technical problems, the utility model provides a connector test needle to solve the technical problems of the existing test needle, the width between the inclined sections gradually decreases away from the curved section, which results in poor compression force and small movement range when the test needle is squeezed in the longitudinal direction, and it is prone to deformation and damage.

[0005] The purpose and function of the connector test needle of the utility model are achieved by the following specific technical means:

[0006] A connector test needle comprises a connecting part and a detection part, the detection part is located below the connecting part, an elastic part is arranged between the detection part and the connecting part, one end of the elastic part is in contact with the connecting part, and the other end of the elastic part is connected with the detection part; the elastic part comprises a plurality of inclined sections and a plurality of curved sections, the plurality of inclined sections are connected through the curved sections, the plurality of inclined sections form an open slot, and the width of the open slot near one end of the curved section is smaller than the width of the open slot away from the other end of the curved section.

[0007] According to a preferred embodiment, a strip-shaped slot is formed on the connecting part and the elastic part, the strip-shaped slot extends from the connecting part to the detection part, and the strip-shaped slot penetrates the elastic part.

[0008] According to a preferred embodiment, the bending angle of the strip-shaped slot is consistent with the elastic part.

[0009] According to a preferred embodiment, the width of the connecting part is equal to the width of the elastic part.

[0010] According to a preferred embodiment, the detection part is in a long strip structure, the bottom of the detection part and the top of the connecting part are provided with planes, one side of the detection part is parallel to one side of the connecting part, and the width of the detection part is smaller than the width of the connecting part.

[0011] According to a preferred embodiment, the top of the connecting part is provided with a connecting port, and the connecting port is in an inverted triangular shape.

[0012] According to a preferred embodiment, the connecting part, the elastic part and the detection part are all made of metal.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] 1. The elastic part is arranged between the connecting part and the detection part, the elastic part is composed of multiple groups of inclined sections and curved sections, and an open groove is formed between the inclined section and the adjacent inclined section, the open groove is narrow near the curved section and wide away from the curved section, when subjected to longitudinal pressure, the pressure can be dispersed by the synergistic effect of the inclined section and the curved section, the compression force is enhanced, and the problem of easy deformation damage is avoided, the open groove provides greater freedom of movement for the detection part, widens the movement range, and adapts to various test requirements.

[0015] 2. The connecting part and the elastic part are provided with a strip-shaped groove, and the bending angle is consistent with the elastic part, which not only reduces the overall weight, but also facilitates the adjustment of the angle of the test needle in a complex environment without affecting the structural strength, thereby improving the test accuracy; the connecting part and the elastic part are of the same width, the unique long strip structure and size design of the detection part ensure the overall stability and facilitate accurate detection operation; the inverted triangular connecting port facilitates quick connection with the test equipment, and the metal material ensures good conductivity and durability, thereby comprehensively meeting the connector test requirements. BRIEF DESCRIPTION OF DRAWINGS

[0016] Fig. 1 is a structure schematic view of the utility model after assembly;

[0017] Fig. 2 is a front view of the utility model;

[0018] Fig. 3 is a side view of the utility model.

[0019] In the drawings, the correspondence between the component names and the reference numerals is as follows:

[0020] 11, connecting part; 12, connecting port; 21, detection part; 31, inclined section; 32, curved section; 33, open groove; 34, strip-shaped groove. DETAILED DESCRIPTION

[0021] The embodiments of the utility model will be described further in detail below in combination with the drawings and examples. The following examples are used to illustrate the technical scheme of the utility model, but cannot be used to limit the protection scope of the utility model.

[0022] Embodiments:

[0023] As Figs. 1 to 3 shown, the utility model provides a kind of connector test needle, including connecting portion 11 and detection portion 21, detection portion 21 is located below connecting portion 11, and it is provided with elastic part in the middle of connecting portion 11 and detection portion 21, one end of elastic part is in contact with connecting portion 11, and the other end is connected with detection portion 21, and it builds a relatively stable and elastic buffering function overall framework.Elastic part includes multiple sets of inclined section 31 and multiple sets of bending section 32 and is commonly combined, inclined section 31 is connected by bending section 32, to form shape layout.And, multiple sets of inclined section 31 form open slot 33, the width of open slot 33 close to the end of bending section 32 is smaller than the width of the end away from bending section 32.

[0024] Connecting portion 11 and elastic part are provided with strip slot 34, the extension track of strip slot 34 is from connecting portion 11, one way through to detection portion 21, and it also penetrates elastic part during.The bending angle of strip slot 34 presents the same state with elastic part, so that when facing some complex stress conditions or angle changes, relatively consistent reaction mode can be maintained, and avoid the discord caused by angle difference in structure inside.

[0025] From the transverse comparison of connecting portion 11 and elastic part, the width of both is equal, which ensures that in connection, stress and subsequent various operation processes, additional torsion or stress concentration problems will not be caused due to inconsistent width, and the stability of structure is maintained.

[0026] Detection portion 21 is long strip appearance structure, and the bottom of detection portion 21 and the top of connecting portion 11 are each provided with plane, which can provide relatively stable support surface in actual contact or installation process.At the same time, one side of detection portion 21 and one side of connecting portion 11 are in parallel state, and the width of detection portion 21 is obviously less than the width of connecting portion 11, and such size and positional relationship makes the whole test needle have different function emphasis in different directions.

[0027] The top of connecting portion 11 is provided with connecting port 12, and the shape of connecting port 12 presents inverted triangle, which can be connected with external equipment more conveniently.

[0028] The connecting part 11, the elastic part and the detecting part 21 are all made of metal material, the metal material has good conductivity, the smooth transmission of the electric signal in the testing process can be ensured, and the certain strength and durability of the metal make the testing needle not easy to be damaged in the repeated use process, and the stable working state can be maintained for a long time.

[0029] The specific use mode and role of the embodiment are as follows:

[0030] In use, the external testing equipment is connected with the inverted triangular connecting port 12 at the top of the connecting part 11, when the testing needle approaches the connector to be tested, the detecting part 21 as a direct contact part is stably attached to the corresponding part of the connector by virtue of the long strip shape structure and the plane at the bottom, so that the stability of contact is ensured.

[0031] In the testing process, if the longitudinal pressure impact is encountered, the elastic part between the connecting part 11 and the detecting part 21 plays a role, the structure composed of the multiple groups of inclined sections 31 and curved sections 32 cooperates with the wide and narrow distribution of the opening slot 33, so that the pressure can be effectively dispersed, the deformation and damage of the testing needle due to the pressure can be avoided, and the continuous testing can be maintained.

[0032] Meanwhile, the strip-shaped slot 34 penetrating through the connecting part 11 and the elastic part is consistent with the bending angle of the elastic part, when the testing environment appears complex stress or angle change, the whole testing needle can make a coordinated response, internal structure conflicts can not be generated, and the testing accuracy can be ensured, and since the connecting part 11, the elastic part and the detecting part 21 are all metal materials, the electric signal is transmitted without any obstruction by virtue of the good conductivity of the metal in the whole testing process, the user can obtain the testing result in time and accurately, and the durability of the metal makes the testing needle can withstand multiple repeated tests, and the cost and time consumption caused by frequent replacement of testing tools can be reduced.

[0033] The basic principle and main features of the utility model and the advantages of the utility model are shown and described, and for those skilled in the art, obviously, the utility model is not limited to the details of the above-mentioned exemplary embodiments.

Claims

1. A connector test pin comprising a connecting portion (11) and a detecting portion (21), characterized in that: The detection part (21) is located below the connecting part (11), an elastic part is arranged between the detection part (21) and the connecting part (11), one end of the elastic part is in contact with the connecting part (11), and the other end is connected with the detection part (21); the elastic part comprises a plurality of groups of inclined sections (31) and a plurality of groups of curved sections (32), the plurality of groups of inclined sections (31) are connected through the curved sections (32), the plurality of groups of inclined sections (31) form open grooves (33) therebetween, and the width of the open groove (33) near one end of the curved section (32) is smaller than the width of the open groove (33) away from the one end of the curved section (32).

2. A connector test pin according to claim 1, wherein: The connecting part (11) and the elastic part are both provided with a strip-shaped groove (34), the strip-shaped groove (34) extends from the connecting part (11) to the detection part (21), and the strip-shaped groove (34) penetrates the elastic part.

3. A connector test pin according to claim 2, wherein: The bending angle of the strip-shaped groove (34) is consistent with that of the elastic part.

4. A connector test pin according to claim 3, wherein: The width of the connecting part (11) is equal to that of the elastic part.

5. The connector test pin of claim 1, wherein: The detection part (21) has a long strip structure, the bottom of the detection part (21) and the top of the connecting part (11) are both provided with a plane, one side of the detection part (21) is parallel to one side of the connecting part (11), and the width of the detection part (21) is smaller than that of the connecting part (11).

6. A connector test pin according to claim 5, wherein: The top of the connecting part (11) is provided with a connecting port (12), and the connecting port (12) is arranged in an inverted triangular shape.

7. The connector test pin of claim 1, wherein: The connecting part (11), the elastic part and the detection part (21) are all made of metal.

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