CN213984913U

CN213984913U - Connector testing fixture

Info

Publication number: CN213984913U
Application number: CN202021048935.4U
Authority: CN
Inventors: 罗明球
Original assignee: Anhui Tatfook Technology Co Ltd
Current assignee: Anhui Tatfook Technology Co Ltd
Priority date: 2020-06-08
Filing date: 2020-06-08
Publication date: 2021-08-17
Anticipated expiration: 2030-06-08

Abstract

The utility model provides a pair of utensil is examined to connector belongs to communication technology technical field, include: positioning a plate; the first electrode is arranged in the communication hole of the positioning plate in a vertically sliding mode, and is provided with a detection end extending out of the positioning plate upwards and a connecting end extending out of the positioning plate downwards; an elastic reset piece connected to the first electrode and having a biasing force for keeping the first electrode upward; a second electrode spaced apart from the first electrode; a power-on indicating element for connecting with the first electric wire and the second electric wire, respectively; the utility model discloses an utensil is examined to connector, this detection mode is through carrying out simple grafting with connector and this utensil of examining, and whether the distance that the switch on indicating element can instruct the top of the signal core of connector to the tip of recess is qualified, and the testing process is simple, quick to the error is less.

Description

Connector testing fixture

Technical Field

The utility model relates to the field of communication technology, concretely relates to utensil is examined to connector.

Background

In a communication device (e.g., a base station), a connector is generally required, one end of the connector has a receiving slot, a signal core for signal connection is arranged in the receiving slot, the signal core is hidden inside a protective shell of the receiving slot, and a top end of the signal core is used for signal communication.

In order to ensure the smoothness of the communication signals of the connector in the using process, the distance between the top end of the signal core and the end part of the connector has certain requirements in the production process of the connector, and the manual measurement is generally carried out through the latch by manual operation in the prior art for the measurement of the distance.

However, the measurement method is easy to have large errors in the measured dimension, and the measurement is inconvenient.

SUMMERY OF THE UTILITY MODEL

Therefore, the to-be-solved technical problem of the utility model lies in overcoming among the prior art when measuring the signal core length of connector through the latch, has the defect that the measurement process is loaded down with trivial details, the error appears easily to a connector is examined utensil is provided.

The utility model provides a pair of utensil is examined to connector, include:

a positioning plate having a positioning surface for abutting against an end of the connector, the positioning surface having a communication hole;

the first electrode is arranged in the communication hole of the positioning plate in a vertically sliding mode, and is provided with a detection end extending out of the positioning plate upwards and a connecting end extending out of the positioning plate downwards; the detection end is suitable for extending upwards into the interior of the end part of the connector and contacting with the core part of the connector; the first electrode is suitable for being connected with a first wire;

an elastic reset piece connected to the first electrode and having a biasing force for keeping the first electrode upward;

a second electrode spaced apart from the first electrode, the second electrode having an activation end for contacting the first electrode, the second electrode adapted for connection to a second wire;

and the power-on indicating element is used for being connected with the first electric wire and the second electric wire respectively.

Preferably, the method further comprises the following steps:

the base is provided with a detection hole used for extending into the end part of the connector, and the diameter of the detection hole is larger than that of the communication hole of the positioning plate; the positioning plate is fixedly arranged in the base and positioned below the detection hole, and the communication hole and the detection hole are concentrically arranged.

Preferably, the method further comprises the following steps:

the insulating guide piece is connected to the bottom end of the first electrode, and the middle part of the insulating guide piece is provided with a guide through hole of which the downward part is exposed out of the first electrode;

the second electrode is arranged right below the first electrode, a protruding structure which can upwards extend into the guide through hole and is in contact with the bottom end of the first electrode is arranged on the second electrode, and the triggering end of the second electrode is arranged at the top end of the protruding structure.

Preferably, the protruding structure of the second electrode is cylindrical.

Preferably, the elastic resetting piece is arranged on the protruding structure of the second electrode, the top end of the elastic resetting piece is in contact with the insulating guide piece, and the elastic resetting piece has a biasing force which enables the insulating guide piece and the first electrode to be far away from the second electrode.

Preferably, the portion of the first electrode and/or the second electrode for connecting with a wire is in a ring-shaped groove structure.

Preferably, the power-on indicating element is an LED lamp.

The utility model discloses technical scheme has following advantage:

1. the utility model provides a pair of utensil is examined to connector, include: the device comprises a positioning plate, a first electrode, an elastic resetting piece, a second electrode and a power-on indicating element; the end part of the connector is abutted against the positioning surface of the positioning plate, the core part of the connector is contacted with the detection end of the first electrode, and the connecting end of the first electrode can be contacted with the trigger end of the second electrode; when the connector is detected, the core part of the connector is abutted against the detection end of the first electrode, so that the first electrode overcomes the biasing force of the elastic reset piece, the connection end of the first electrode is contacted with the trigger end of the second electrode, the circuit is communicated, and the power-on indicating element indicates that the device is qualified; this detection mode is through carrying out simple grafting with connector and this utensil of examining, and whether the distance of the tip of the signal core of circular telegram indicating element can instruct the connector to the tip of recess is qualified, and the testing process is simple, quick to the error is less.

2. The utility model provides a pair of utensil is examined to connector still includes: a base; the base is provided with a detection hole, and the detection hole is used for extending into the end of the connector, so that the connector can be conveniently inserted, and the detection speed of the connector is improved.

3. The utility model provides a pair of utensil is examined to connector still includes: an insulating guide; the second electrode is arranged right below the first electrode, and when the first electrode moves downwards against the biasing force of the elastic resetting piece, the protruding structure of the second electrode is suitable for penetrating through the through hole of the insulating guide piece to be in contact with the connecting end of the first electrode; the setting of through-hole plays the guide effect to the second electrode for the link of first electrode contacts smoothly with the trigger end of second electrode, guarantees the accuracy that detects.

4. The utility model provides a pair of utensil is examined to connector, first electrode with the part that is used for with the connection of electric lines of second electrode is the ring channel structure, convenient and connection of electric lines.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is the perspective view of the connector testing fixture of the present invention.

Fig. 2 is a top view of the connector shown in fig. 1.

Fig. 3 is a sectional view taken along the line a-a shown in fig. 2.

FIG. 4 is a top view of the fixture shown in FIG. 1.

Fig. 5 is a sectional view taken along the direction B-B shown in fig. 4.

Fig. 6 is a top view of the connector testing fixture of the present invention.

Fig. 7 is a cross-sectional view taken along the direction C-C in the first state shown in fig. 6.

Fig. 8 is a cross-sectional view taken along the direction C-C in the second state shown in fig. 6.

Fig. 9 is a diagram showing a connection relationship between the first electrode and the second electrode shown in fig. 1.

Description of reference numerals:

1. a connector; 2. a first electrode; 3. an elastic reset member; 4. a second electrode; 5. an insulating guide; 6. a base; 7. an LED lamp; 8. a signal core; 9. accommodating grooves; 10. a detection hole; 11. positioning a plate; 12. a communicating hole; 13. a groove; 14. a guide through hole; 15. a first electric wire; 16. a second electric wire; 17. a first accommodating chamber; 18. a second receiving chamber.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

The connector that this embodiment provided examines utensil includes: the positioning plate 11, the first electrode 2, the elastic resetting piece 3, the second electrode 4 and the power-on indicating element; as shown in fig. 1, the connector 1 is inserted into the checking fixture, the first electrode 2 is contacted with the second electrode 4, the whole circuit is connected, the power-on indicating element indicates that the circuit is qualified, and the detection of the distance between the signal core 8 of the connector 1 and the end of the connector 1 is realized; compared with manual measurement through a latch and a detection method through a detection tool, the method is simple in measurement process and small in error.

As shown in fig. 2 and 3, one end of the connector 1 has a receiving groove 9, a signal core 8 for signal connection is provided in the receiving groove 9, the signal core 8 is hidden inside the protective shell of the receiving groove 9, and the top end of the signal core 8 is used for signal communication.

As shown in fig. 4 and 5, a base 6 is arranged on the outer surface of the inspection tool, a detection hole 10 is arranged on the top of the base 6, the detection hole 10 is used for accommodating the end of the connector 1, a positioning plate 11 is arranged on the bottom of the detection hole 10, a positioning surface for abutting against the end of the connector 1 is arranged on the positioning plate 11, a communication hole 12 is arranged on the positioning plate 11, the diameter of the detection hole 10 is larger than that of the communication hole 12 on the positioning plate 11, and the communication hole 12 is communicated with the detection hole 10 and is coaxially arranged with the detection hole 10. A recess 13 is provided in the base 6 at the lower end of the positioning plate 11, and the recess 13 communicates with the communication hole 12 and is disposed coaxially with the communication hole 12.

As shown in fig. 6 and 7, a first electrode 2 is slidably disposed in the communication hole 12 up and down, and the first electrode 2 has a detection end protruding upward from the positioning plate 11 and a connection end protruding downward from the positioning plate 11; during detection, when the connector 1 is inserted, the detection end extends upwards into the accommodating groove 9 at the end part of the connector 1 and is contacted with the lower end of the signal core 8 of the connector 1; the connecting end of the first electrode 2 is provided with an annular groove structure, the annular groove structure is used for being connected with a first electric wire 15, the outer layer of the first electric wire is wrapped with an insulating layer, and an internal conductor is a copper wire; a first accommodating cavity 17 communicated with the upper end of the groove is formed in the checking fixture, and a first electric wire extends along the first accommodating cavity 17; one end of the first wire is connected with the first electrode, and the other end of the first wire is connected with the power-on indicating element, so that the first electrode and the power-on indicating element are electrically connected. The second electrode 4 is arranged right below the first electrode 2 and is arranged at an interval with the first electrode 2; the upper end of the second electrode 4 is provided with a protruding structure which extends upwards, the top end of the protruding structure is provided with a trigger end which is in contact with the first electrode 2, the lower end of the second electrode 4 is provided with an annular groove structure which is used for being connected with a second wire 16, the outer layer of the second wire is wrapped with an insulating layer, and an inner conductor is a copper wire; a second accommodating cavity 18 communicated with the lower end of the groove is formed in the gauge, and a first electric wire extends along the second accommodating cavity 18; one end of the second wire is connected with the second electrode, and the other end of the second wire is connected with the power-on indicating element, so that the second electrode is electrically connected with the power-on indicating element. The first electric wire 15 and the second electric wire 16 are in communication, constitute a circuit, and are connected in series with an energization indicating element, preferably an LED lamp 7, said LED lamp 7 being arranged in a slot of the base 6 having an opening directed upwards.

As shown in fig. 9, the second electrode 4 is sleeved with an elastic restoring member 3, the elastic restoring member 3 has a biasing force for keeping the first electrode 2 upward, and the elastic restoring member 3 is preferably a spring.

As shown in fig. 8, the connection end of the first electrode 2 extends downward out of the communication hole 12 into the groove 13, the bottom end of the first electrode 2 is connected with the insulating guide 5, the middle part of the insulating guide 5 is provided with a guide through hole 14, and the upper end of the elastic reset piece 3 abuts against the lower end of the insulating guide 5; when detecting, first electrode 2 receives the power downwards, overcomes the biasing force of elasticity piece 3 that resets, drives insulating guide 5 downstream, and the protruding structure of second electrode 4 can stretch into in the direction through-hole 14 of insulating guide 5 for the link contact of trigger end and first electrode 2, the circuit intercommunication, and LED lamp 7 is bright, realizes the detection of connector 1.

As an alternative embodiment, said insulating guide 5 is not connected to said first electrode 2, the elastic return element 3 is connected to said insulating guide 5, while the edge of the insulating guide 5 is slidingly connected to the inside of the recess 13.

The using method and principle are as follows:

inserting the connector 1 into a detection hole of a detection tool, enabling the detection end of the first electrode 2 to be abutted against the signal core 8 of the connector 1, pressing the connector 1 downwards, enabling the signal core 8 to be abutted against the first electrode 2 and move downwards against the biasing force of the elastic reset piece 3, and enabling the protruding structure of the second electrode 4 to gradually enter the guide through hole 14 of the insulating guide piece 5;

when the end part of the connector 1 abuts against the positioning surface of the positioning plate 11 of the checking fixture, the connector 1 stops moving; at this time, if the connecting end of the first electrode 2 contacts the trigger end of the second electrode 4, the first wire 15 and the second wire 16 are communicated to connect the circuit, and the LED lamp 7 is turned on, which indicates that the distance from the end of the connector 1 to the end of the signal core 8 is qualified and the connector is qualified.

If the LED lamp 7 is not lighted, it indicates that the connecting end of the first electrode 2 is not in contact with the trigger end of the second electrode 4, and the distance from the end of the connector 1 to the end of the signal core 8 is too long, then the connector 1 is not qualified.

If the end part of the connector 1 is not completely inserted into the detection hole 10, namely the end part of the connector 1 is not abutted with the positioning surface of the positioning plate 11 of the checking fixture, the LED lamp 7 is already on, the distance from the end part of the connector 1 to the end part of the signal core 8 is too short, and the connector 1 is unqualified.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims

1. A connector testing fixture is characterized by comprising:

a positioning plate (11) having a positioning surface for abutting against an end of the connector (1), the positioning surface having a communication hole (12);

the first electrode (2) is arranged in the communication hole (12) of the positioning plate (11) in a vertically sliding mode, and the first electrode (2) is provided with a detection end extending out of the positioning plate (11) upwards and a connecting end extending out of the positioning plate (11) downwards; the detection end is suitable for extending upwards into the interior of the end of the connector (1) and contacting with the core of the connector (1); the first electrode (2) is adapted to be connected to a first wire (15);

an elastic reset piece (3) which is connected to the first electrode (2) and has a biasing force for keeping the first electrode (2) upwards;

a second electrode (4) spaced from said first electrode (2), said second electrode (4) having an activation end for contacting said first electrode (2), said second electrode (4) being adapted for connection to a second wire (16);

a power-on indicating element for connection with the first electric wire (15) and the second electric wire (16), respectively.

2. The connector inspection tool of claim 1, further comprising:

a base (6) having a detection hole (10) for extending into an end of the connector (1), the detection hole (10) having a diameter larger than a communication hole (12) of the positioning plate (11); the positioning plate (11) is fixedly arranged in the base (6) and is positioned below the detection hole (10), and the communication hole (12) and the detection hole (10) are concentrically arranged.

3. The connector inspection tool of claim 1 or 2, further comprising:

the insulating guide piece (5) is connected to the bottom end of the first electrode (2), and the middle part of the insulating guide piece (5) is provided with a guide through hole (14) with a downward part exposed out of the first electrode (2);

the second electrode (4) is arranged right below the first electrode (2), a protruding structure which can upwards extend into the guide through hole (14) and is contacted with the bottom end of the first electrode (2) is arranged on the second electrode (4), and the triggering end of the second electrode (4) is arranged at the top end of the protruding structure.

4. Connector testing fixture according to claim 3, characterized in that the protruding structure of the second electrode (4) is cylindrical.

5. Connector testing fixture according to claim 4, characterized in that the elastic return element (3) is arranged on a protruding structure of the second electrode (4), the top end of the elastic return element (3) being in contact with the insulating guide (5), the elastic return element (3) having a biasing force that keeps the insulating guide (5) and the first electrode (2) away from the second electrode (4).

6. The connector gauge of any of claims 1, 2, 4 or 5, wherein the portion of the first electrode (2) and/or the second electrode (4) for connection to a wire is in the form of an annular groove.

7. Connector testing fixture according to claim 3, characterized in that the portion of the first electrode (2) and/or the second electrode (4) for connection to an electrical wire is of annular groove construction.

8. The connector inspection fixture of claim 1, wherein the energization indicating element is an LED light (7).