CN109037979A - A kind of grid power equipment test connector - Google Patents

Abstract

The invention relates to a connector for testing power grid power equipment, which includes a bottom plate and a telescopic plate; one end of the telescopic plate is connected to the bottom plate, and the other end of the telescopic plate is provided with an arc-shaped first claw; inside the first claw is a The arc-shaped second claw, driven by the driving device, the second claw can turn out from the first claw around the center of the first claw, so that the first claw and the second claw are combined into a ring shape; the inner arc side wall of the first claw is provided with a trigger of the driving device; the second claw is provided with a conductive part, and the conductive part is connected to the power socket on the bottom plate through a wire. When the present invention is in use, the telescopic rod is pulled so that the first claw is stuck on the power column, the power column touches the trigger, the trigger makes the driving device work, and the second claw rotates out from the first claw to embrace the power column. The invention can be commonly used in the power poles of various tested devices, and is convenient and easy to use, good in stability and very safe.

Description

Connector for testing electric grid power equipment

technical field

The invention belongs to the field of power equipment testing, in particular to a connector for testing power grid power equipment.

Background technique

The patent document (application number: 201410265248.0, application date: 2014.06.13) discloses a connector for testing power grid power equipment. The connector is provided with a first slot and a second slot on the left and right sides of the two ends of the connecting plate. , and rotate and fix the middle part of the connecting plate on the vertical shaft of the bottom plate. When in use, push the connecting plate to rotate around the vertical shaft on the horizontal plane, so that the power connecting column on the bottom plate snaps into the first slot, and at the same time the power column of the equipment under test Be snapped into the second slot, because the conductive gasket set in the first slot groove is electrically connected with the conductive gasket in the second slot groove, so that the power connection column and the power supply of the device under test Columns can be connected.

Although the above-mentioned connector solves the shortcomings of the traditional connector, it also has some disadvantages. First, if the power column of the device under test is relatively dense, the connecting plate in the middle part of the device cannot rotate freely; secondly, if the power column of the device under test If the power poles are not in a straight line, some connecting plates of the device cannot be used; in addition, the stability of the connecting plates of the device is poor, and the power poles or the power connecting poles are easily separated from the conductive pads; in addition, the device’s The conductive sheet needs to be exposed outside, which increases the danger.

Contents of the invention

Aiming at the above problems, the present invention provides a connector for testing electric grid power equipment, which can solve all the above problems.

A connector for power grid power equipment testing provided by the present invention includes a bottom plate and a telescopic plate; one end of the telescopic plate is connected to the bottom plate, and the other end of the telescopic plate is provided with an arc-shaped first claw; inside the first claw is a There is an arc-shaped second claw, driven by the driving device, the second claw can turn out from the first claw around the center of the circle of the first claw, so that the first claw and the second claw are combined into one ring shape; the inner arc side wall of the first claw is provided with a trigger of the driving device; the second claw is provided with a conductive part, and the conductive part is connected to the power jack on the bottom plate through a wire.

As a further optimization of the present invention, the telescopic plate includes a first connecting plate, a second connecting plate and a compression spring; one end of the first connecting plate is connected to the bottom plate, and the other end of the first connecting plate is provided with a strip-shaped groove; One end of the connection plate is plugged into the groove; the compression spring is arranged in the groove, one end of the compression spring is connected to the bottom of the groove, and the other end of the compression spring is connected to the end of the second connection plate inserted into the groove.

As a further optimization of the present invention, a chute is provided on the bottom plate, and one end of the telescopic plate fixed to the bottom plate can slide back and forth in the chute.

As a further optimization of the present invention, the outer ring of the second claw is provided with tooth lines, the driving device includes a drive motor and a gear, the output shaft of the drive motor is connected to the center of the gear, and the gear meshes with the tooth lines of the second claw; The device is a touch button that drives the motor to rotate in forward and reverse directions.

As a further optimization of the present invention, the outer ring of the second claw is provided with tooth lines, the driving device includes a rotary cylinder and a gear, the output shaft of the rotary cylinder is connected to the center of the gear, and the gear meshes with the tooth lines of the second claw; trigger The device is a touch button for forward and reverse rotation of the rotary cylinder.

As a further optimization of the present invention, the first claw is made of insulating material; the ring-shaped part of the second claw is made of metal, and the rest of the second claw is made of insulating material.

The present invention provides a connector for testing power grid power equipment. When in use, the telescopic rod is pulled to make the first jaw stick to the power column. The power column touches the trigger, and the trigger makes the drive device work. The second claw moves from the One claw rotates out to hold the power column. The invention can be commonly used in the power poles of various tested devices, and is convenient and easy to use, good in stability and very safe.

Description of drawings

Fig. 1 is a structural representation of the present invention;

Fig. 2 is a partially enlarged schematic diagram of the claw of the device shown in Fig. 1;

Fig. 3 is the bottom plate perspective view of device shown in Fig. 1;

Among them, the bottom plate 100, the chute 110, the power jack 120, the telescopic plate 200, the first connecting plate 210, the groove 211, the second connecting plate 220, the first claw 221, the compression spring 230, the second claw 240, Tooth 241, trigger 250, gear 260.

Detailed ways

The present invention will be described in detail below in conjunction with specific embodiments.

As shown in Figures 1-3, this embodiment includes a base plate 100 and a telescopic plate 200; one end of the telescopic plate 200 is connected to the base plate 100, and the other end of the telescopic plate 200 is provided with a circular arc-shaped first claw 221; The claw 221 is provided with an arc-shaped second claw 240, and the second claw 240 can turn out from the first claw 221 around the center of the first claw 221 under the drive of the driving device, so that the first claw 221 and the second claw 240 are combined into a ring; the inner arc side wall of the first claw 221 is provided with a trigger 250 of the driving device; The power jack 120 is connected.

When in use, pull the telescopic plate 200 so that the first claw 221 is stuck on the power column, the power column touches the trigger 250, the trigger 250 makes the driving device work, and the second claw 240 is rotated out of the first claw 221. At this time, the conductive part on the second claw 240 is in contact with the power column to realize the connection function.

The present invention has multiple beneficial effects. First, it has better versatility, regardless of whether the power supply of the device under test is on the same straight line, or how dense the power column of the device under test is, it will not affect the use; second, The present invention can be operated with only one hand, which is very convenient; thirdly, the drive device used in the present invention can effectively ensure the stability of the connection, and avoid phenomena such as poor contact caused by the disengagement of the power column and the claw; fourthly, when not in use, the first The second claw 240 can be retracted into the first claw 221 to avoid electric shock and ensure safety.

Preferably, the telescopic plate 200 includes a first connecting plate 210, a second connecting plate 220 and a compression spring 230; one end of the first connecting plate 210 is connected to the bottom plate 100, and the other end of the first connecting plate 210 is a strip-shaped groove 211; One end of the second connection plate 220 is inserted in the groove 211; the compression spring 230 is arranged in the groove 211, and one end of the compression spring 230 is connected to the bottom of the groove 211, and the other end of the compression spring 230 is connected to the second connection plate 220 The terminal connection is inserted into the groove 211 . This preferred solution uses a compression spring 230. When the device is idle, the compression spring 230 can shrink the telescopic plate 200, saving the storage space of the device and preventing the telescopic plate 200 from being broken by external force; when the device is in use, the compression spring 230 is in a stretched state State, can fully ensure that the second claw 240 exerts pressure on the power column, enhance the stability of the contact between the conductive part and the power column; the compression spring 230 can also play the role of connecting the first connecting plate 210 and the second connecting plate 220, preventing The second connecting plate 220 is detached from the first connecting plate 210 , of course, if necessary, it is preferable to set a stopper at the opening of the groove 211 to prevent the second connecting plate 220 from falling off from the first connecting plate 210 .

Preferably, the bottom plate 100 is provided with a sliding groove 110 , and the end of the telescopic plate 200 fixed to the bottom plate 100 can slide back and forth in the sliding groove 110 . This setting can make the present invention have better versatility, so as to deal with various devices under test with different arrangement densities of power columns.

Preferably, the outer ring of the second claw 240 is provided with tooth lines 241, the driving device includes a drive motor and a gear 260, the output shaft of the drive motor is connected to the center of the gear 260, and the gear 260 is connected to the tooth line 241 of the second claw 240. Engagement; the trigger 250 is a touch button that drives the motor to rotate in forward and reverse directions. Using the driving motor as the driving source can better adjust the speed when the second jaw is turned out. Touching the button once can make the driving motor rotate forward, and pressing the button again can make the driving motor reverse, so repeated, it is very convenient to use.

Preferably, the outer ring of the second claw 240 is provided with tooth lines 241, and the driving device includes a rotary cylinder and a gear 260. Engagement; the trigger 250 is a touch button for forward and reverse rotation of the rotary cylinder. Compared with motor drive, the use of rotary cylinder drive is simpler in control and more convenient to use, and this structure has better integration and better stability.

Preferably, the first claw 221 is made of insulating material; the ring-shaped part of the second claw 240 and the first claw 221 is made of metal, and the rest of the second claw 240 is made of insulating material. After adopting this preferred solution, there is no need to set up another conductive part, which can increase the conductor contact area and ensure the stability of the conductor contact. At the same time, part of the insulating material of the second claw 240 can prevent the current from passing through the gear 260 and damage the driving device. In addition, When the device is idle, various insulating materials can effectively prevent the occurrence of electric shock.

Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, rather than limiting the protection scope of the present invention, although the present invention has been described in detail with reference to the preferred embodiments, those of ordinary skill in the art should understand , the technical solution of the present invention may be modified or equivalently replaced without departing from the spirit and scope of the technical solution of the present invention.

Claims (6)

1. a kind of grid power equipment test connector, which is characterized in that including bottom plate and expansion plate；One end of expansion plate with The other end of bottom plate connection, expansion plate is equipped with the first arc-shaped claw；The second arc-shaped claw is equipped in first claw, the Two claws can be produced out of first claw under the drive of the drive around the center of circle of the first claw, block the first claw and second Pawl is combined into a ring-type；The inner arc side wall of first claw is equipped with driving device trigger；Second claw is equipped with conductive part, leads Electric portion is connect by conducting wire with the supply hub on bottom plate.

2. a kind of grid power equipment test connector according to claim 1, which is characterized in that expansion plate includes first Connecting plate, the second connecting plate and compressed spring；One end of first connecting plate is connect with bottom plate, and the other end of the first connecting plate is equipped with Long striped groove；One end of second connecting plate is plugged in groove；Compressed spring is set in groove, and one end of compressed spring connects In the bottom of groove, the other end of compressed spring is connect with the end of the second connecting plate insertion groove.

3. a kind of grid power equipment test connector according to claim 1, which is characterized in that bottom plate, which is equipped with, to be slided Slot, expansion plate one end fixed with bottom plate can slidably reciprocate in sliding slot.

4. a kind of grid power equipment test connector according to claim 1, which is characterized in that the outer ring of the second claw Equipped with groove, driving device includes driving motor and gear, and the output shaft of driving motor and the center of gear connect, gear and the The groove of two claws engages；Trigger is the actuation button of the positive and negative commutation rotation of driving motor.

5. a kind of grid power equipment test connector according to claim 1, which is characterized in that the outer ring of the second claw Equipped with groove, driving device includes rotary cylinder and gear, and the output shaft of rotary cylinder and the center of gear connect, gear and the The groove of two claws engages；Trigger is the actuation button of the positive and negative commutation rotation of rotary cylinder.

6. a kind of grid power equipment test connector according to claim 1, which is characterized in that the first claw is insulation Material；Forming cricoid part with the first claw in second claw is metal material, and the second claw rest part is isolation material.