CN211785740U

CN211785740U - Telescopic clamp-on ammeter

Info

Publication number: CN211785740U
Application number: CN201922094174.XU
Authority: CN
Inventors: 莫惠深; 谢锡坚; 刘钢; 何道伟
Original assignee: Guangdong Power Grid Co Ltd; Dongguan Power Supply Bureau of Guangdong Power Grid Co Ltd
Current assignee: Guangdong Power Grid Co Ltd; Dongguan Power Supply Bureau of Guangdong Power Grid Co Ltd
Priority date: 2019-11-28
Filing date: 2019-11-28
Publication date: 2020-10-27
Anticipated expiration: 2029-11-28

Abstract

The embodiment of the utility model discloses a telescopic pincerlike ammeter, which comprises a supporting plate and a fixed plate, wherein a cavity is arranged in the supporting plate, a first bearing is embedded in the cavity, a first rotating shaft is arranged in the first bearing in a penetrating way, and the upper end of the first rotating shaft is fixedly connected with a gear; the utility model discloses, drive the bracing piece through setting up gear and pinion rack under the cooperation of first bearing and first pivot and carry out relative motion, the electrically conductive measurement to measuring object in the backup pad of also being convenient for simultaneously, set up the fixed axle, the storage tray is accomodate the wire of many when the backup pad reciprocates to return spring and storage tray, prevent to pull the excessive of wire when the backup pad is elongated, it can make the backup pad go up and down to set up a screw thread section of thick bamboo under the cooperation of screw thread post, also be convenient for simultaneously to the measurement of the object of different positions, use the flexible measurement effect that can make the ampere meter through mutually supporting between each structure better.

Description

Telescopic clamp-on ammeter

Technical Field

The utility model relates to an ampere meter technical field especially relates to a scalable pincerlike ampere meter.

Background

The measuring head of the existing clamp-on ammeter is short, so that a worker needs to stretch a hand into the measuring head to measure, fingers of the worker easily touch other electric wires to cause electric shock, certain safety problems exist, and due to the fact that a measuring line is complex, other cables are arranged nearby to interfere with the measuring head, the measuring accuracy of the clamp-on ammeter is affected, and therefore the telescopic clamp-on ammeter is provided aiming at the problems.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model discloses scalable pincerlike ampere meter has flexible and the circuit that struts, convenient to use's characteristics.

The embodiment of the utility model provides a scalable pincerlike ampere meter, including backup pad and fixed plate, the cavity has been seted up in the backup pad, it has first bearing to inlay in the cavity, wear to be equipped with first pivot in the first bearing, the upper end fixedly connected with gear of first pivot, gear surface meshing has the pinion rack, the one end fixedly connected with bracing piece of pinion rack, fixed plate surface fixedly connected with ampere meter, it has a screw thread section of thick bamboo and sliding sleeve to inlay in the fixed plate, the sliding sleeve cup joints the surface at first pivot, the locating hole has been seted up to the side of fixed plate.

Preferably, a threaded column is connected to the threaded barrel in an internal thread mode, a second rotating shaft is fixedly connected to the upper end of the threaded column, a second bearing penetrates through the surface of the second rotating shaft, and the second bearing is fixedly connected with the supporting plate.

Preferably, the supporting plate is fixedly connected with a conductive needle, the side surface of the conductive needle is fixedly connected with a lead, and the other end of the lead is fixedly connected with an ammeter.

Preferably, the inside fixedly connected with fixed axle of ampere meter, fixed axle fixed surface is connected with the return spring, the fixed surface of return spring is connected with the storage plate, the winding of storage plate surface has the wire.

Preferably, a sliding groove is formed in the cavity, a sliding block is connected in the sliding groove in a sliding mode, the sliding block is fixedly connected with the supporting rod, a handle is fixedly connected to the bottom end of the first rotating shaft, and a rotating disc is fixedly connected to the bottom ends of the handle and the threaded column.

According to the technical solution provided by the utility model, the embodiment of the utility model has the following advantage:

the utility model discloses, drive the bracing piece through setting up gear and pinion rack under the cooperation of first bearing and first pivot and carry out relative motion, the electrically conductive measurement to measuring object in the backup pad of also being convenient for simultaneously, set up the fixed axle, the storage disc is accomodate the wire of excess when the backup pad reciprocates to return spring and storage disc, prevent to pull the excessive of wire when the backup pad is elongated, it enables the backup pad to go up and down to set up a screw thread section of thick bamboo under the cooperation of screw thread post, also be convenient for simultaneously to the measurement of the object of different positions, it can fix the fixed plate to set up the locating hole, the measuring staff's of being convenient for use, set up the relative motion that spout and slider can make the cooperation bracing piece, the flexible measurement effect that uses the messenger ampere meter through the mutually supporting between each structure is better.

Drawings

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

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

fig. 2 is a schematic top view of the support plate of the present invention;

FIG. 3 is a schematic view of a cross-sectional enlarged structure of the current meter of the present invention;

in the figure: 1. a support plate; 2. a chamber; 3. a support bar; 4. a toothed plate; 5. a first bearing; 6. a first rotating shaft; 7. a gear; 8. a conductive pin; 9. a wire; 10. a sliding sleeve; 11. a fixing plate; 12. positioning holes; 13. a threaded barrel; 14. a threaded post; 15. a second bearing; 16. a second rotating shaft; 17. a turntable; 18. an ammeter; 19. a handle; 20. a fixed shaft; 21. a return spring; 22. a storage tray; 23. a chute; 24. a slide block.

Detailed Description

In order to make the technical field better understand the solution of the present invention, the following detailed description of the present invention is provided with reference to the accompanying drawings and the detailed description. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. 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.

Referring to fig. 1-3, the present invention provides the following technical solutions: the utility model provides a scalable pincerlike ampere meter, includes backup pad 1 and fixed plate 11, the cavity 2 has been seted up in the backup pad 1, it has first bearing 5 to inlay in the cavity 2, wear to be equipped with first pivot 6 in the first bearing 5, the upper end fixedly connected with gear 7 of first pivot 6 drives the bracing piece 3 through setting up gear 7 and pinion rack 4 under the cooperation of first bearing 5 and first pivot 6 and carry out relative motion, the electrically conductive needle 8 of also being convenient for on the backup pad 1 is to the measurement of measuring object simultaneously, gear 7 surface meshing has pinion rack 4, the one end fixedly connected with bracing piece 3 of pinion rack 4, fixed plate 11 surface fixedly connected with ampere meter 18, it has threaded cylinder 13 and sliding sleeve 10 to inlay in the fixed plate 11, sliding sleeve 10 cup joints the surface at first pivot 6, locating hole 12 has been seted up to the side of fixed plate 11, sets up locating hole 12 and can fix fixed plate 11, can be convenient for the use of the measuring personnel.

Specifically, threaded cylinder 13 female connection has threaded column 14, sets up threaded cylinder 13 and enables backup pad 1 to go up and down under threaded column 14's cooperation, also is convenient for simultaneously to the measurement of the object of different positions, threaded column 14's upper end fixedly connected with second pivot 16, second bearing 15 is worn to be equipped with on the surface of second pivot 16, second bearing 15 and backup pad 1 fixed connection.

Specifically, a conductive pin 8 is fixedly connected to the support plate 1, a lead 9 is fixedly connected to a side surface of the conductive pin 8, and the other end of the lead 9 is fixedly connected to an ammeter 18.

Specifically, the inside fixedly connected with fixed axle 20 of ampere meter 18 sets up fixed axle 20, return spring 21 and containing disc 22 and accomodates many wires 9 when backup pad 1 reciprocates, and the excessive pulling to wire 9 when preventing backup pad 1 extension, fixed axle 20 fixed surface is connected with return spring 21, return spring 21's fixed surface is connected with containing disc 22, containing disc 22 surface winding has wire 9.

Specifically, a sliding groove 23 is formed in the cavity 2, the sliding groove 23 and the sliding block 24 are arranged to enable the supporting rod 3 to be matched in a relative motion mode, the sliding block 24 is connected to the sliding groove 23 in a sliding mode, the sliding block 24 is fixedly connected with the supporting rod 3, the handle 19 is fixedly connected to the bottom end of the first rotating shaft 6, and the rotating disc 17 is fixedly connected to the bottom ends of the handle 19 and the threaded column 14.

The utility model discloses a theory of operation and use flow: when the utility model is used, a measurer fixes the device at a place to be measured by the fixing plate 11 through the positioning hole 12 and the external positioning bolt, the threaded column 14 is driven to rotate by rotating the handle 19 under the cooperation of the second rotating shaft 16 and the second bearing 15, meanwhile, under the matching use of the threaded cylinder 13 and the threaded column 14, after the support plate 1 moves upwards and the positions of the support rod 3 and the support plate 1 are adjusted, then the first rotating shaft 6 is driven to rotate by the rotating disc 17 on the rotating handle 19, the first rotating shaft 6 drives the gear 7 to rotate and drives the supporting rod 3 to move relatively by the matching of the toothed plate 4, the position to be measured is propped open, and the object to be measured is connected with the ammeter 18 through the conducting pin 8 and the conducting wire 9, and the measuring staff reads out the measurement readings through the ammeter 18, thereby completing the use of the ammeter 18.

It is right above the utility model provides a scalable pincerlike ampere meter has carried out detailed introduction, to the general technical personnel in this field, according to the utility model discloses the thought of embodiment all has the change part on concrete implementation and application scope, to sum up, this description content should not be understood as right the utility model discloses a restriction.

Claims

1. A scalable clamp-on ammeter, includes backup pad (1) and fixed plate (11), its characterized in that: set up cavity (2) in backup pad (1), it has first bearing (5) to inlay in cavity (2), wear to be equipped with first pivot (6) in first bearing (5), upper end fixedly connected with gear (7) of first pivot (6), gear (7) surface toothing has pinion rack (4), the one end fixedly connected with bracing piece (3) of pinion rack (4), fixed plate (11) fixed surface is connected with ampere meter (18), it has threaded cylinder (13) and sliding sleeve (10) to inlay in fixed plate (11), sliding sleeve (10) cup joint the surface at first pivot (6), locating hole (12) have been seted up to the side of fixed plate (11).

2. The scalable clamp ammeter of claim 1 wherein: threaded cylinder (13) internal thread connection has screw thread post (14), the upper end fixedly connected with second pivot (16) of screw thread post (14), second bearing (15) are worn to be equipped with on the surface of second pivot (16), second bearing (15) and backup pad (1) fixed connection.

3. The scalable clamp ammeter of claim 1 wherein: the improved ammeter is characterized in that a conductive needle (8) is fixedly connected to the supporting plate (1), a lead (9) is fixedly connected to the side face of the conductive needle (8), and the other end of the lead (9) is fixedly connected with an ammeter (18).

4. The scalable clamp ammeter of claim 1 wherein: the ammeter (18) is internally and fixedly connected with a fixed shaft (20), the surface of the fixed shaft (20) is fixedly connected with a return spring (21), the surface of the return spring (21) is fixedly connected with a containing disc (22), and a lead (9) is wound on the surface of the containing disc (22).

5. The scalable clamp ammeter of claim 1 wherein: seted up spout (23) in cavity (2), sliding connection has slider (24) in spout (23), slider (24) and bracing piece (3) fixed connection, the bottom fixedly connected with handle (19) of first pivot (6), equal fixedly connected with carousel (17) in handle (19) and screw thread post (14) bottom.