CN218727588U

CN218727588U - Simple hand-held device for measuring high-altitude induction voltage

Info

Publication number: CN218727588U
Application number: CN202222789219.7U
Authority: CN
Inventors: 王银东; 朱伟; 李子航; 于子超; 李旭; 张振方; 刘运涛; 黄永春
Original assignee: Northwest Water Conservancy and Hydropower Engineering Co Ltd
Current assignee: Northwest Water Conservancy and Hydropower Engineering Co Ltd
Priority date: 2022-10-24
Filing date: 2022-10-24
Publication date: 2023-03-24
Anticipated expiration: 2032-10-24

Abstract

The utility model provides a simple and easy hand-held type measures eminence induced voltage's device, including being fixed in the clamping part of pincerlike ampere meter lower part, the bottom of clamping part is connected with the screw rod, and the lower extreme of screw rod is connected with the regulation portion, and the regulation portion can stretch out and draw back in vertical direction, and the lower extreme of regulation portion is connected with handheld portion. The utility model is simple in operation, convenient to use mainly are used for judging through "non-contact voltage detects" whether the measurand is electrified. Can avoid human direct contact electrified body like this, reduce the danger of electrocuteeing, simultaneously to inconvenient place of ascending a height can direct measurement, reduce the danger that personnel fall because of ascending a height.

Description

Simple handheld device for measuring high-place induction voltage

Technical Field

The utility model belongs to the technical field of electrical construction is measured, is seeked, concretely relates to simple and easy hand-held type measures eminence induced voltage's device.

Background

At present, when electric construction, or when electric trouble-shooting, whether have electricity to the insulating wire is uncertain, simultaneously to inconvenient direct measurement's insulating wire, we can be at the mid portion of circuit, or whether the detached place of insulating wire of eminence is electrified, operating personnel need not ascend a height or the cat ladder can direct measurement, provide comparatively safe test environment for the personnel of overhauing and construction, measuring result can provide a reference simultaneously, prevent personnel's maloperation, cause the human casualties accident of electrocuting. In addition, after construction is finished, if the situation that the overhead or high-position line is disconnected is suspected, the device can be adopted to measure the insulated conductor so as to judge a specific disconnected branch and directly find a source for processing.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an easy operation, convenient to use can be used for judging through "non-contact voltage detects" whether measured object is electrified device, and can dismantle the simple and easy hand-held type of carrying and measure eminence induced voltage's device to overcome above-mentioned technical defect.

In order to solve the problem, the utility model adopts the following technical scheme:

the utility model provides a simple and easy hand-held type measures eminence induced voltage's device, is connected with the screw rod including being fixed in the clamping part of pincerlike ampere meter lower part, the bottom of clamping part, and the lower extreme of screw rod is connected with the regulating part, and the regulating part can stretch out and draw back in vertical direction, and the lower extreme of regulating part is connected with handheld portion.

Furthermore, the clamping part is a cuboid-shaped shell which is hollow inside and has an open top surface, a through hole for the pincer-shaped ammeter to pass through is formed in the bottom surface of the shell, a threaded through hole is formed in the side surface of the shell, and a rotating screw rod for radially and fixedly connecting the pincer-shaped ammeter is arranged in the threaded through hole.

Preferably, the front end of the rotating screw is provided with a leather soft sleeve, and the front end of the rotating screw is in contact connection with the clip-on ammeter.

Preferably, the upper end of the screw rod is welded at the bottom of the clamping part, and the lower end of the screw rod is provided with an external thread matched with the internal thread at the upper end of the adjusting part.

Preferably, the adjusting part comprises a plurality of adjusting rods which are sequentially nested, and the adjusting rod positioned on the inner side can stretch along the axial direction of the adjusting rod positioned on the outer side in two adjacent adjusting rods.

Preferably, the adjusting part comprises a plurality of telescopic connecting rods which are in sequential limiting sleeve joint, a positioning structure is arranged at any overlapping position between adjacent connecting rods, the positioning structure comprises bolt holes arranged on the connecting rods and bolts correspondingly arranged with the bolt holes, and the adjacent connecting rods are in alternate positioning or extrusion type positioning connection with the bolts.

Further, the handheld portion comprises a holding rod, an internal thread matched with the external thread at the lower end of the adjusting portion is arranged at the upper end of the holding rod, and an insulating rubber sleeve is sleeved at the lower end of the holding rod.

Furthermore, the outer wall of the top of the insulating rubber sleeve is provided with an anti-slip rib.

The utility model has the advantages as follows:

(1) The utility model discloses an adjustment part can carry out corresponding regulation according to operation workman's height and custom, and handheld portion is provided with the insulating rubber cover, can prevent that the human body from because of the mistake electric shock that the electrified body of direct contact caused, and insulating rubber cover top outer wall is equipped with the anti-skidding rib, the increase and the contact friction of article to play fine anti-skidding effect, and anti-skidding rib cross-section sets up to crescent, and anti-skidding performance is good.

(2) The utility model discloses rotatory screw rod can carry out rotatory fixed setting according to the tong-type ampere meter of different specifications size, has guaranteed the tong-type ampere meter homoenergetic facilitate the use of different specifications.

(3) The utility model discloses the welding of external screw thread screw rod and clamping part sets up for more firm reliable when connecting, the weight of its measuring part of undertakeing that simultaneously can be better.

(4) The utility model discloses the cuboid is selected to the centre gripping part, firstly can be very safe, very reliable put to the clip-on ammeter, secondly when fixing the clip-on ammeter, makes it lean on to a side of cuboid, and another side makes it fixed firm with rotatory screw rod.

(5) The utility model discloses the device can be dismantled handle portion, regulating part, clamping part and measuring part (pincerlike ampere meter), convenient to carry, and the bottom handle portion also can be changed to other devices as required with the regulating part simultaneously on, is used for lengthening.

(6) The utility model provides a simple and easy hand-held type measures eminence induced voltage's device simple structure, convenient operation, the practicality is strong, can be used for judging whether the measured object is electrified device through "non-contact voltage detects", and can dismantle and carry.

In order to make the above and other objects of the present invention more comprehensible, preferred embodiments accompanied with figures are described in detail below.

Drawings

Fig. 1 is a schematic structural diagram of a simple handheld device for measuring induced voltage at high altitude.

Description of the reference numerals:

1. an insulating rubber sleeve;

2. a holding rod;

3. an adjustment section;

4. a screw;

5. a clamping portion;

6. rotating the screw;

7. a clip-on ammeter.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, 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.

In the description of the present invention, it should be noted that the terms "upper end", "lower end", "inner", "outer", "front end", "rear end", "one end", "other end", 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" and "second" 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 should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "provided," "connected," and the like are to be construed broadly, such as "connected," which may be 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 as a specific case by those skilled in the art.

This embodiment relates to a simple and easy hand-held type measures device of eminence induced voltage, as shown in fig. 1, a simple and easy hand-held type measures device of eminence induced voltage, including being fixed in clamping part 5 of pincerlike ampere meter 7 lower part, the bottom of clamping part 5 is connected with screw rod 4, and the lower extreme of screw rod 4 is connected with regulating part 3, and regulating part 3 can stretch out and draw back in the vertical direction, and the lower extreme of regulating part 3 is connected with handheld portion.

Furthermore, the clamping part 5 is a cuboid shell with a hollow inner part and an opening on the top surface, the clamping part is preferably cuboid, firstly, the clamping part can be safely and reliably placed on the clip-on ammeter, secondly, the clamping part leans against one side when the clip-on ammeter is fixed, and the other side is firmly fixed by a rotating screw rod. The bottom surface of the shell is provided with a through hole for the pincer-shaped ammeter to pass through, the side surface of the shell is provided with a threaded through hole, and a rotating screw 6 for radially and fixedly connecting the pincer-shaped ammeter is arranged in the threaded through hole in order to prevent the measuring part of the pincer-shaped ammeter 7 from shaking. The rotary screw rod can be rotationally and fixedly arranged according to the clamp-on ammeter with different specifications and sizes, and the clamp-on ammeter with different specifications can be convenient to use. It should be noted that, the height of the clamping portion is slightly lower than the position of the jaw of the clip-on ammeter, and the clamping portion 5 can ensure the clip-on ammeter to be fixed and clamped without shaking by simultaneously performing circumferential fixing and radial fixing on the clip-on ammeter. Further, the front end of the rotating screw 6 is connected in contact with the current clamp meter, and in order to prevent surface damage to the current clamp meter, a leather soft sleeve may be preferably provided at the front end of the rotating screw 6.

The utility model discloses an in the preferred embodiment, weld the upper end of screw rod 4 in the bottom of clamping part 5, screw rod and clamping part welded connection for more firm reliable when connecting, can be better simultaneously undertake its measuring part's weight. The lower extreme at screw rod 4 is provided with the external screw thread, and 3 upper ends in regulating part are provided with the internal thread, and 3 lower extremes in regulating part are provided with the external screw thread, and the upper end of handheld portion is provided with the internal thread. Specifically, the external thread at the lower end of the screw 4 is matched with the internal thread at the upper end of the adjusting part 3, and the external thread at the lower end of the adjusting part 3 is matched with the internal thread at the upper end of the handheld part.

Further, the handheld portion includes holding pole 2, and the upper end of holding pole 2 is provided with the internal thread that matches with 3 lower extreme external screw threads of regulating part, and the lower pot head of holding pole 2 is equipped with insulating rubber sleeve 1.

It is worth mentioning that the outer wall of the top of the insulating rubber sleeve 1 is provided with anti-slip ribs. Through establish the insulating rubber cover to the pole of holding, insulating rubber cover top outer wall is equipped with the anti-skidding rib, the increase with the contact friction of article to play fine anti-skidding effect, and the anti-skidding rib cross-section sets up to crescent, and anti-skidding performance is good.

Furthermore, the adjusting part 3 comprises a plurality of adjusting rods which are sequentially nested, and the adjusting rod positioned on the inner side can stretch along the axial direction of the adjusting rod positioned on the outer side in two adjacent adjusting rods.

In order to provide a pillar structure having a simple structure and low cost, according to another preferred embodiment of the present invention, the adjusting portion 3 has the following structure: including being telescopic spacing a plurality of connecting rods that cup joint in proper order, arbitrary coincide department is provided with location structure between adjacent connecting rod, and location structure is including setting up the bolt hole on the connecting rod and the bolt that corresponds the setting with the bolt hole, and adjacent connecting rod is interlude formula location or extrusion formula location connection with the bolt. In addition, the lower end of the connecting rod with the largest diameter is provided with an external thread which is matched and connected with the internal thread of the holding rod 2, and the upper end of the connecting rod with the smallest diameter is provided with an internal thread which is matched and connected with the external thread at the lower end of the screw rod 4. The adjusting part enclosed by the connecting rods has simple structure and is easy to assemble and maintain. Preferably, the side walls of all the connecting rods are respectively provided with a plurality of through holes for passing rivets (not limited to the above, but also bolts or pins and the like), and the rivets pass through the through holes to fix the connecting rods, so that the connecting rods cannot slide.

The utility model discloses an in the preferred embodiment, regulation portion 3 is including being telescopic spacing a plurality of connecting rods that cup joint in proper order, and arbitrary coincide department is provided with location structure between adjacent connecting rod, and location structure is including setting up the bolt hole on the connecting rod and corresponding the bolt that sets up with the bolt hole, and adjacent connecting rod is interlude formula location or extrusion formula location connection with the bolt.

In addition, the material of the hand-held part 2 and the adjusting part 3 is preferably stainless steel (including but not limited to); the handheld anti-skid portion (i.e. the insulating rubber sleeve sleeved on the lower end of the handle rod 2) is made of insulating rubber (including but not limited to).

It should be noted that the adjusting portion includes, but is not limited to, the above structure. The utility model discloses an adjustment part can carry out corresponding regulation according to operation workman's height and custom, and insulating rubber sleeve 1 to the lower pot head of holding rod 2 can prevent the human mistake electric shock that causes because of the electrified body of direct contact.

The utility model discloses a simple and easy hand-held type measures eminence induced voltage's device, when using, open the clip-on ammeter earlier on ground, press the NCV test key, instrument LCD screen stops showing to send out sound, light suggestion, show to get into the NCV test condition, put the clip-on ammeter to the clamping part, rotatory screw rod makes it fixed with the clip-on ammeter.

To sum up, the utility model discloses a simple and easy hand-held type measures eminence induced voltage's device, easy operation, convenient to use mainly detect through "non-contact voltage" and are used for judging whether electrified by the measurand. Can avoid human direct contact electrified body like this, reduce the danger of electrocuteeing, simultaneously to inconvenient place of ascending a height can direct measurement, reduce the danger that the personnel fell because of ascending a height. The utility model discloses the device can be dismantled handle portion, regulation portion, clamping part and measuring part, convenient to carry, and handle portion and regulation portion also can be changed to other devices as required simultaneously on, are used for lengthening.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a simple and easy hand-held type measures device of eminence induced voltage which characterized in that: the clamp comprises a clamping portion (5) fixed on the lower portion of a clamp-on ammeter (7), a screw rod (4) is connected to the bottom of the clamping portion (5), the lower end of the screw rod (4) is connected with an adjusting portion (3), the adjusting portion (3) can stretch in the vertical direction, and the lower end of the adjusting portion (3) is connected with a handheld portion.

2. A simple hand-held height above induction voltage measuring device according to claim 1, wherein: the clamping part (5) is a cuboid-shaped shell which is hollow inside and is provided with an opening on the top surface, a through hole for the pincer-shaped ammeter (7) to pass through is formed in the bottom surface of the shell, a threaded through hole is formed in the side surface of the shell, and a rotating screw (6) used for being fixedly connected with the pincer-shaped ammeter (7) in the radial direction is arranged in the threaded through hole.

3. A simple hand-held height above induction voltage measuring device according to claim 2, wherein: the front end of the rotating screw rod (6) is provided with a leather soft sleeve, and the front end of the rotating screw rod (6) is in contact connection with the clamp-on ammeter (7).

4. A simple hand-held height above induction voltage measuring device according to claim 1, wherein: the upper end of the screw rod (4) is welded at the bottom of the clamping part (5), and the lower end of the screw rod (4) is provided with an external thread matched with the internal thread at the upper end of the adjusting part (3).

5. A simplified hand-held apparatus for measuring high induced voltage as defined in claim 1 wherein: the adjusting part (3) comprises a plurality of adjusting rods which are sequentially nested, and the adjusting rods positioned on the inner side can stretch along the axial direction of the adjusting rods positioned on the outer side in two adjacent adjusting rods.

6. A simplified hand-held apparatus for measuring high induced voltage as defined in claim 1 wherein: the adjusting part (3) comprises a plurality of telescopic connecting rods which are sequentially in limiting sleeved connection, a positioning structure is arranged at any overlapping position between every two adjacent connecting rods, the positioning structure comprises bolt holes formed in the connecting rods and bolts correspondingly arranged with the bolt holes, and the adjacent connecting rods are connected with the bolts in an alternate positioning mode or an extrusion positioning mode.

7. A simple hand-held height above induction voltage measuring device according to claim 1, wherein: the handheld portion comprises a holding rod (2), an internal thread matched with the external thread at the lower end of the adjusting portion (3) is arranged at the upper end of the holding rod (2), and an insulating rubber sleeve (1) is sleeved at the lower end of the holding rod (2).

8. A simplified hand-held apparatus for measuring high induced voltage as defined in claim 7 wherein: the outer wall of the top of the insulating rubber sleeve (1) is provided with anti-slip ribs.