CN217212933U

CN217212933U - Data acquisition device for power supply reliability assessment

Info

Publication number: CN217212933U
Application number: CN202122937689.9U
Authority: CN
Inventors: 柴炜; 冯煜尧; 杨帆; 赵乐; 熊雪君; 冯楠
Original assignee: State Grid Shanghai Electric Power Co Ltd
Current assignee: State Grid Shanghai Electric Power Co Ltd
Priority date: 2021-11-27
Filing date: 2021-11-27
Publication date: 2022-08-16
Anticipated expiration: 2031-11-27

Abstract

The utility model relates to a data acquisition device for service reliability aassessment, including the clamp table body, be equipped with the current collection pincers on the clamp table body, the current collection pincers include fixation clamp and movable clamp, be equipped with clamp block portion on the movable clamp, be equipped with clamp block cooperation portion on the fixation clamp, clamp block portion is including the narrow conical body in the width down, the base of conical body is fixed on the movable clamp, the top of conical body is equipped with flat extension, the end of extension is equipped with the protection head, still be equipped with the voltage measurement pen-shape on the clamp table body, it fixes the voltage measurement pen-shape to be equipped with the measurement stopper on the voltage measurement pen-shape. Compared with the prior art, the utility model has the advantages of can improve the security under special operational environment such as measurement personnel high altitude construction, improve staff's measurement of efficiency effectively with the wire separation of close laminating together.

Description

Data acquisition device for power supply reliability assessment

Technical Field

The utility model belongs to the technical field of the electrical equipment technique and specifically relates to a data acquisition device for power supply reliability aassessment is related to.

Background

When power supply reliability evaluation is carried out, performance of the frequency converter needs to be detected, but output parameters of the frequency converter are also deviated along with aging of an internal analog quantity sensor, such as waveform distortion, low-order harmonic content increase, three-phase asymmetry increase, carrier burr increase and the like, and deterioration of the output parameters reflects that the overall design life of the frequency converter is likely to be terminated. The frequency converter needs to be measured through the clamp meter, the output parameter deviation phenomenon of the frequency converter is predicted, and the overall aging condition of the frequency converter is mastered in time.

Chinese patent CN202020664299.1 discloses a novel multifunctional clamp meter, wherein an extension part is provided on a movable clamp, and a clamp clamping part can effectively separate wires tightly adhered together through a flat extension part. But need both hands to hold the measurement pen-shape metre when measuring with voltage measurement pen-shape metre, the prerequisite must place the pincerlike table stably, but some special operational environment are inconvenient to be placed the pincerlike table, consequently greatly increased the measurement degree of difficulty of converter, can lead to measuring personnel's danger coefficient to rise in addition, need measuring personnel to spend the time to select the fixed position of pincerlike table and stabilize, influence measuring personnel's work efficiency

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a data acquisition device for power supply reliability aassessment in order to overcome the great defect of the pincerlike meter single-hand measurement degree of difficulty that above-mentioned prior art exists.

The purpose of the utility model can be realized through the following technical scheme:

the utility model provides a data acquisition device for service reliability aassessment, includes the pincerlike table body, be equipped with the current collection pincers on the pincerlike table body, the current collection pincers include fixed clamp and movable clamp, be equipped with clamp block portion on the movable clamp, be equipped with clamp block cooperation portion on the fixed clamp, clamp block portion includes the conical body of width from top to bottom, the base of conical body is fixed on the movable clamp, the top of conical body is equipped with flat extension, the end of extension is equipped with the protection head, still be equipped with the voltage measurement pen-shape on the pincerlike table body, it fixes the voltage measurement pen-shape to be equipped with the measurement stopper on the voltage measurement pen-shape.

The measuring limiter comprises a fixed cross rod.

And two ends of the fixed cross rod are provided with fixing holes.

Furthermore, an open transition section is arranged between the fixing hole and the end part of the fixing cross rod.

Furthermore, an anti-slip film is arranged on the inner side wall of the fixing hole.

The voltage measuring meter pen is arranged in the fixing hole.

And a support frame is arranged on the fixed cross rod of the measuring limiter.

Furthermore, the bottom of support frame is equipped with the support base.

Furthermore, the support frame is arranged in the middle of the fixed cross rod.

Further, the fixing holes are symmetrically distributed about the support frame.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses a fixed orifices of measuring stopper carries on spacingly to voltage measurement pen-shape metre for the measurement of voltage just can be accomplished to the measurement personnel one hand, has effectively improved the security under special operational environment such as measurement personnel high altitude construction, has saved measurement personnel's preparation operating time, has improved measurement personnel's work efficiency.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of the measuring stop of the present invention.

Reference numerals are as follows:

1-a pincerlike meter body; 2-movable clamp; 3-fixing the clamp; 4-clamp engaging part; 5-clamp snap-fit part; 6-cone-shaped body; 7-an extension; 8-protecting the head; 9-voltage measuring stylus; 10-a measuring stop; 11-a support frame; 12-a support base; 13-a fixed cross bar; 14-fixing hole.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and specific embodiments. The embodiment of the present invention is implemented on the premise of the technical solution of the present invention, and a detailed implementation manner and a specific operation process are given, but the scope of the present invention is not limited to the following embodiments.

Example one

As shown in fig. 1, a data acquisition device for power supply reliability evaluation, including pincerlike meter body 1, be equipped with the current collection pincers on the pincerlike meter body 1, the current collection pincers include fixed clamp 3 and activity clamp 2, be equipped with clamp block portion 4 on the activity clamp 2, be equipped with clamp block cooperation portion 5 on the fixed clamp 3, clamp block portion 4 includes conical body 6 wide down and narrow up, the base of conical body 6 is fixed on activity clamp 2, the top of conical body 6 is equipped with flat extension 7, the end of extension 7 is equipped with protection head 8, still be equipped with voltage measurement pen-shape 9 on the pincerlike meter body 1, it fixes voltage measurement pen-shape 9 to be equipped with on the voltage measurement pen-shape 9 and measures stopper 10.

As shown in fig. 2, the measuring stop 10 comprises a fixed cross bar 13.

The fixing holes 14 are formed at both ends of the fixing rail 13.

An open transition is provided between the fixing hole 14 and the end of the fixing rail 13.

The inner side wall of the fixing hole 14 is provided with an anti-slip film.

The voltage measuring stylus 9 is arranged in the fixing hole 14.

The fixed cross rod 13 of the measuring limiter 10 is provided with a support frame 11.

The bottom end of the supporting frame 11 is provided with a supporting base 12.

The support frame 11 is arranged in the middle of the fixed cross rod 13.

The fixing holes 14 are symmetrically distributed about the support frame 11.

Before inserting the voltage measuring pen 9 into the positive and negative electrodes of the circuit, the voltage measuring pen 9 is firstly placed in the fixing hole 14 of the measuring limiter 10, then the support frame 11 is held, the voltage measuring pen 9 is controlled to be inserted into the positive and negative electrodes of the circuit by one hand, and the clamp-shaped meter body 1 can be held by the other hand.

In addition, it should be noted that the shapes of the components, the names of the components and the like of the specific embodiments described in the present specification may be different, and the above description is only an illustration of the structure of the present invention. All minor or simple changes made according to the structure, characteristics and principles of the present invention are included in the protection scope of the present invention. Those skilled in the art can make various modifications or additions to the specific embodiments described or adopt similar methods without departing from the scope of the invention as defined in the claims.

Claims

1. A data acquisition device for power supply reliability evaluation comprises a pincer-shaped meter body (1), the clamp-shaped meter body (1) is provided with a current collecting clamp which comprises a fixed clamp (3) and a movable clamp (2), the movable clamp (2) is provided with a clamp clamping part (4), the fixed clamp (3) is provided with a clamp clamping matching part (5), it is characterized in that the clamp clamping part (4) comprises a conical body (6) with a wide lower part and a narrow upper part, the base of the conical body (6) is fixed on the movable clamp (2), the top end of the conical body (6) is provided with a flat extension part (7), the tail end of the extension part (7) is provided with a protective head (8), the pincer-shaped meter body (1) is also provided with a voltage measuring meter pen (9), and the voltage measuring meter pen (9) is provided with a measuring limiter (10) for fixing the voltage measuring meter pen (9).

2. A data acquisition device for power supply reliability assessment according to claim 1 characterized in that the measurement limiter (10) comprises a fixed cross bar (13).

3. The data acquisition device for power supply reliability assessment according to claim 2, characterized in that the two ends of the fixed cross bar (13) are provided with fixing holes (14).

4. A data acquisition device for electrical supply reliability evaluation according to claim 3, characterized in that an open transition is provided between the fixing hole (14) and the end of the fixing rail (13).

5. The data acquisition device for power supply reliability assessment according to claim 3, characterized in that the inner side wall of the fixing hole (14) is provided with an anti-slip film.

6. The data acquisition device for power supply reliability evaluation according to claim 5, characterized in that the voltage measuring stylus (9) is arranged in the fixing hole (14).

7. The data acquisition device for power supply reliability assessment according to claim 3, characterized in that the fixed cross bar (13) of the measurement limiter (10) is provided with a support frame (11).

8. The data acquisition device for power supply reliability evaluation according to claim 7, wherein the bottom end of the support frame (11) is provided with a support base (12).

9. The data acquisition device for power supply reliability assessment according to claim 7, wherein the support frame (11) is arranged in the middle of the fixed cross bar (13).

10. A data acquisition device for electrical supply reliability evaluation according to claim 9, characterized in that the fixing holes (14) are symmetrically distributed about the support frame (11).