CN214669268U

CN214669268U - Clamp type current measuring device

Info

Publication number: CN214669268U
Application number: CN202120917430.5U
Authority: CN
Inventors: 马永献; 王子闻; 王森; 张娜
Original assignee: Baoding Yingtai Power Engineering Co ltd
Current assignee: Baoding Yingtai Power Engineering Co ltd
Priority date: 2021-04-29
Filing date: 2021-04-29
Publication date: 2021-11-09
Anticipated expiration: 2031-04-29

Abstract

The utility model discloses a clamp type current measuring device, including the main casing body to and locate binding clip on the main casing body, display screen, jack, the front end of the main casing body is equipped with the thread groove, and the back end of the main casing body is equipped with interior caulking groove, and the interior caulking groove is equipped with the fixing base, rotates on the fixing base and is provided with the pivot, is equipped with the backup pad in the pivot, and the lower extreme of backup pad is equipped with the ball valve plate, rotates on the ball valve plate and is equipped with the adjusting ball, is equipped with the rotor plate on the adjusting ball, and the main casing body is located and is equipped with the guard plate on the preceding tip position of jack, is equipped with the screw thread round pin on the guard plate. Can realize the angle of placing adjustable function of the main casing body to the difference needs, guarantee that the staff can be clear see the demonstration content of placing the main casing body on the workstation on the display screen, guarantee hand-held type clamp type current measuring device's main casing body back of the body end outward appearance and smooth the aesthetic property, avoid outside tiny particle object to enter into the jack and influence hand-held type clamp type current measuring device's later stage normal use.

Description

Clamp type current measuring device

Technical Field

The utility model belongs to the technical field of the current measurement, specifically be a tong-type current measuring device.

Background

The handheld clamp type ammeter is one of the ammeters and is used for measuring the current value in a circuit, in short, a current clamp is used for measuring the property of the current on a conductor, and the handheld clamp type ammeter is provided with two openable clamp type probes which are used for sheathing electric conductors around electrical equipment to measure the property of the current on the conductor.

The hand-held clamp type ammeter generally comprises a main shell, a fixed clamp head, a movable clamp head, a trigger, a display screen, a rotary switch and jacks, wherein the two jacks are used for externally inserting a test pen.

The body is directly held by hand, then the current test is carried out through two clamp heads, the tested current can be directly displayed on a display screen, and the other function is to insert an external plug-in test pen through an input jack to carry out the current test.

However, the current hand-held type clamp type current measuring device, it can not realize the angle adjustable function of placing of the main casing body to the difference needs mostly, and then can not guarantee that the staff can be clear see the demonstration content of placing the main casing body on the workstation on the display screen, in addition, also do not have detachable guard plate structure at the jack position, when not using the jack, outside tiny particle object enters into the jack easily and influences hand-held type clamp type current measuring device's later stage normal use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a clamp type current measuring device to thereby solve among the prior art mostly can not realize the main casing body to the difference needs and place angle adjustable function can not guarantee that the staff can be clear see the display content of placing the main casing body on the workstation display screen, outside tiny particle object enter into the jack easily when not using the jack and influence the later stage normal use problem of hand-held type clamp type current measuring device.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a clamp type current measuring device, includes the main casing body to and locate binding clip, display screen, jack on the main casing body, the front end of the main casing body is equipped with the spiral shell groove, the back end of the main casing body is equipped with embedded groove, embedded inslot is equipped with the fixing base, it is provided with the pivot to rotate on the fixing base, be equipped with the backup pad in the pivot, the lower extreme of backup pad is equipped with the ball valve plate, it is equipped with the adjusting ball to rotate on the ball valve plate, be equipped with the rotor plate on the adjusting ball, the main casing body is located and is equipped with the guard plate on the preceding tip position of jack, be equipped with the screw thread round pin on the guard plate, the novel structure that uses, except special explanation, all adopt ABS plastics to make, and convenient stable bonding is fixed, and intensity is high, and is wear-resisting durable, and matter is light.

Preferably, the lower extreme of rotor plate is equipped with the damping pad, and the damping pad is the silica gel pad, has damping nature and elasticity, and when it and workstation contact, through damping frictional force, can avoid the rotor plate to slide, realizes support stability, moreover, after rotating the shrink with the backup pad and entering into embedded groove, the lower extreme of damping pad can extrude the damping with the wall in embedded groove and laminate, avoids the backup pad whole from the rotation in the embedded groove and go out.

Preferably, the protection plate is provided with a mounting hole, the threaded pin penetrates through the mounting hole and is in threaded connection with the thread groove, and the protection plate is a hard PC plastic plate, so that the protection plate is light in weight, high in strength and resistant to collision.

Preferably, the threaded pins are vertically symmetrical, the pin caps of the threaded pins are butterfly-head handles, tools are not needed, the protection plates can be directly screwed by hands, and the use is convenient.

Preferably, be equipped with the ball groove on the ball valve board, two-thirds spheroid of adjusting the ball rotates the joint and locates the ball inslot, when guaranteeing that the adjusting ball rotates, avoids adjusting the ball slippage from the ball inslot, and in addition, the internal face of ball groove presets the damping coating, when not receiving external force, avoids adjusting the ball rotation to appear.

Preferably, the cross section of the rotating plate is of a trapezoidal structure, so that the stability of the rotating plate and the workbench during supporting is improved.

Preferably, the right end face of the fixed seat, the supporting plate, the ball valve plate and the rotating plate is not higher than the embedded groove on the whole, so that the appearance flatness and the aesthetic property of the back end of the main shell of the handheld clamp-type current measuring device can be ensured.

Compared with the prior art, the beneficial effects of the utility model are that:

through the embedded groove that sets up at main casing body back of the body end to set up the rotary type backup pad that has the structure of adjusting the ball in the embedded groove, can realize the angle adjustable function of placing of the main casing body to the difference needs, guarantee that the staff can be clear see the display content of placing the main casing body on the workstation on the display screen, in addition, embedded support when not using, can guarantee hand-held type clamp type current measuring device's main casing body back of the body outward appearance and smooth the aesthetic property.

Through the detachable protection plate structure that sets up at the jack position, when not using the jack, can cover two jacks are whole, avoid outside tiny particle object to enter into the jack in and influence hand-held type tong-type current measuring device's later stage normal use.

Drawings

FIG. 1 is a side view of the overall structure of the present invention;

fig. 2 is an overall structure front view of the present invention;

fig. 3 is a schematic structural view of the support plate of the present invention in a rotated and opened state;

fig. 4 is an enlarged view of a point a in fig. 1 according to the present invention;

fig. 5 is an enlarged view of the position B in fig. 1 according to the present invention.

In the figure: the device comprises a main shell 1, a screw groove 10, a binding clip 11, a display screen 12, a jack 13, an embedded groove 2, a fixed seat 21, a rotating shaft 22, a supporting plate 23, a ball valve plate 3, a ball groove 31, an adjusting ball 4, a rotating plate 5, a damping pad 51, a protection plate 6, a mounting hole 61 and a threaded pin 7.

Detailed Description

Referring to fig. 1 and 2, a clamp current measuring device includes a main housing 1, and a clamp 11, a display 12, and an insertion hole 13 disposed on the main housing 1, which are all related to a handheld clamp current meter.

Please refer to fig. 1, fig. 3, fig. 4, the back end of the main housing 1 is provided with an inner embedded groove 2, the inner embedded groove 2 is welded with a fixing seat 21, a shaft hole is preset on the fixing seat 21, the preset shaft hole is rotatably connected with a rotating shaft 22, a supporting plate 23 is welded on the rotating shaft 22, a ball valve plate 3 is welded at the lower end of the supporting plate 23, an adjusting ball 4 is rotatably arranged on the ball valve plate 3, a rotating plate 5 is welded on the adjusting ball 4, the fixing seat 21, the supporting plate 23, the ball valve plate 3, the right end face of the rotating plate 5 is not higher than the inner embedded groove 2, the cross section of the rotating plate 5 is a ladder-shaped structure, the ball groove 31 is arranged on the ball valve plate 3, two thirds of the ball of the adjusting ball 4 is rotatably clamped in the ball groove 31, and the adjusting ball 4 is prevented from sliding out of the ball groove 31 while the rotation is ensured.

Referring to fig. 1, 3 and 4, a damping pad 51 is bonded to the lower end of the rotating plate 5, the damping pad 51 has damping properties and elasticity, and when the damping pad contacts the worktable, the rotating plate 5 is prevented from sliding by damping friction force, so as to achieve support stability, and after the supporting plate 23 is rotated and contracted to enter the embedded groove 2, the lower end of the damping pad 51 is pressed and damped to be attached to the wall surface of the embedded groove 2, so as to prevent the supporting plate 23 from rotating and coming out of the embedded groove 2 as a whole.

Referring to fig. 1, 2 and 5, a screw groove 10 is formed in the front end of a main housing 1, a protection plate 6 is arranged on the front end portion, located in a jack 13, of the main housing 1, a threaded pin 7 is arranged on the protection plate 6, the threaded pin 7 is vertically symmetrical, a mounting hole 61 is formed in the protection plate 6, the threaded pin 7 penetrates through the mounting hole 61 and is in threaded connection with the screw groove 10, when the jack 13 is not used, the protection plate 6 can cover the two jacks 13 integrally, and the phenomenon that external small particle objects enter the jack 13 to affect later normal use of the handheld clamp-type current measuring device is avoided.

The working principle of the scheme is as follows: when needing to use through the external test pen of jack 13, place the main casing body 1 on presetting the workstation earlier and incline certain angle, guarantee when display screen 12 can be clear at present, then, come out the backup pad 23 with the axle center of pivot 22 as center anticlockwise rotation again, and rotatory adjusting ball 4 guarantees the damping pad 51 of lower extreme and presets the workstation surface stationary contact laminating simultaneously, can be convenient place the main casing body 1 on presetting the workstation with certain angle, in order to be ready for later stage operation.

This novel can realize main casing body 1 to the difference needs place the angle adjustable function, guarantee that the staff can be clear see the main casing body on the workstation and place the display content of display screen 12.

Claims

1. The utility model provides a clamp type current measuring device, includes main casing body (1) to and locate binding clip (11), display screen (12), jack (13) on main casing body (1), its characterized in that: the front end of the main casing body (1) is equipped with thread groove (10), the back end of the main casing body (1) is equipped with interior caulking groove (2), be equipped with fixing base (21) in interior caulking groove (2), it is provided with pivot (22) to rotate on fixing base (21), be equipped with backup pad (23) on pivot (22), the lower extreme of backup pad (23) is equipped with ball valve plate (3), it is equipped with adjusting ball (4) to rotate on ball valve plate (3), be equipped with rotor plate (5) on adjusting ball (4), be equipped with guard plate (6) on the preceding tip position that the main casing body (1) is located jack (13), be equipped with threaded pin (7) on guard plate (6).

2. A clamp type current measuring device according to claim 1, wherein: the lower end of the rotating plate (5) is provided with a damping pad (51).

3. A clamp type current measuring device according to claim 1, wherein: the protective plate (6) is provided with a mounting hole (61), and the threaded pin (7) penetrates through the mounting hole (61) and is in threaded connection with the thread groove (10).

4. A clamp type current measuring device according to claim 1, wherein: the two threaded pins (7) are vertically symmetrical.

5. A clamp type current measuring device according to claim 1, wherein: be equipped with ball groove (31) on ball valve plate (3), two-thirds spheroid of adjusting ball (4) rotates the joint and locates in ball groove (31).

6. A clamp type current measuring device according to claim 1, wherein: the cross section of the rotating plate (5) is of a trapezoidal structure.

7. A clamp type current measuring device according to claim 1, wherein: the right end face of the fixed seat (21), the supporting plate (23), the ball valve plate (3) and the rotating plate (5) is not higher than the embedded groove (2) as a whole.