CN218767277U

CN218767277U - Calibration device for electrostatic field measuring instrument

Info

Publication number: CN218767277U
Application number: CN202223042839.0U
Authority: CN
Inventors: 冯社雄
Original assignee: Guangdong Shitong Instrument Testing Service Co ltd
Current assignee: Guangdong Shitong Instrument Testing Service Co ltd
Priority date: 2022-11-16
Filing date: 2022-11-16
Publication date: 2023-03-28
Anticipated expiration: 2032-11-16

Abstract

The utility model discloses an electrostatic field measuring apparatu calibrating device, including voltage regulator, electrostatic plate and bracing piece, the positive central point of electrostatic plate puts fixed mounting and has the connector, the test port of connector and voltage regulator is connected through the wire, through setting up voltage regulator and electrostatic plate, utilize the measuring apparatu to pass through the wire and be connected with the electrostatic plate, and carry a rated high pressure to the electrostatic plate by the measuring apparatu, thereby produce an electrostatic field environment by the electrostatic plate, rethread electrostatic field measuring apparatu detects this electrostatic field environment, thereby whether the high-pressure numerical value that is detected by electrostatic field measuring apparatu equals with the high-pressure numerical value of voltage regulator output, with this whether accurate to the data of electrostatic field measuring apparatu, judge, thereby whether need calibrate electrostatic field measuring apparatu, and the device simple structure, each zero device volume is not big, consequently portable and go out the use.

Description

Calibration device for electrostatic field measuring instrument

Technical Field

The utility model relates to a measuring apparatu technical field specifically is an electrostatic field measuring apparatu calibrating device.

Background

With the development of science and technology and the continuous development of society, under the operation of various mechanical equipment, various electric field radiations exist in the living environment of people, and the monitoring of the electric field radiations needs to be detected by an electrostatic field measuring instrument, but the data of the electrostatic field measuring instrument is accurate or not, and needs to be detected by a calibration device.

Chinese patent application publication No. CN207301304U discloses a special calibration workbench for a non-contact electrostatic voltage measuring instrument, which is characterized by comprising a workbench body, an insulating bottom plate positioned above the workbench body, a flat plate electrode fixedly arranged at the upper end of the insulating bottom plate, an insulating support, a distance adjusting device and a protective cover, wherein the flat plate electrode is used for forming a uniform electrostatic field between a calibrated electrostatic meter and the flat plate electrode; the distance adjusting device is used for adjusting the testing distance between the calibrated static meter and the flat plate electrode; the plate electrode is enclosed inside the shield.

However, the workbench special for calibrating the non-contact electrostatic voltage measuring instrument provided in the above technical scheme still has a disadvantage in actual application, and the device forms an electrostatic field environment by setting the workbench and combining parts, but has a large volume, so that the workbench cannot be carried or is inconvenient to carry when being used outside.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electrostatic field measuring apparatu calibrating device to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an electrostatic field measuring apparatu calibrating device, includes voltage regulator, static board and bracing piece, the positive central point of static board puts fixed mounting and has the connector, the test port of connector and voltage regulator is connected through the wire, the back of static board is provided with the lantern ring, the top of bracing piece is cup jointed and is installed insulating sleeve, the lantern ring cup joints in insulating sleeve's outside.

Preferably, a connecting block is fixedly installed at the center position below the back surface of the electrostatic plate, the lantern ring is fixedly installed outside the connecting block, a first locking screw is installed on the outer thread of the connecting block, and the front end of the first locking screw penetrates through the inner side of the lantern ring.

Preferably, the insulating sleeve is installed with the bracing piece sliding sleeve, no. two locking screw rods are installed to insulating sleeve's outside screw thread, no. two locking screw rods and No. one locking screw rod's tail end handle department all adopts insulating plastics to make.

Preferably, the bottom of the supporting rod is fixedly provided with a base, and the supporting rod adopts a telescopic structure.

Compared with the prior art, the beneficial effects of the utility model are that: through setting up voltage regulator and electrostatic plate, utilize the measuring apparatu to pass through the wire and be connected with the electrostatic plate, and carry a rated high pressure by the measuring apparatu to the electrostatic plate, thereby produce an electrostatic field environment by the electrostatic plate, this electrostatic field environment is detected to rethread electrostatic field measuring apparatu, thereby whether the high voltage numerical value that detects by electrostatic field measuring apparatu equals with the high voltage numerical value of voltage regulator output, whether accurate with this data to electrostatic field measuring apparatu, judge, thereby whether need calibrate electrostatic field measuring apparatu, and the device simple structure, each spare part volume is not big, consequently portable and use of going out.

Drawings

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

fig. 2 is a schematic view of the back structure of the electrostatic plate of the present invention;

fig. 3 is a schematic view of the supporting rod structure of the present invention.

In the figure: 1. a voltage regulator; 2. an electrostatic plate; 3. connecting blocks; 4. a connector; 5. a collar; 6. a first locking screw; 7. a base; 8. a support bar; 9. an insulating sleeve; 10. locking the screw rod II; 11. and a wire.

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", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the 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 to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, 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 is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or 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.

Referring to fig. 1-3, the present invention provides an embodiment: the utility model provides an electrostatic field measuring apparatu calibrating device, includes voltage regulator 1, electrostatic plate 2 and bracing piece 8, and the positive central point of electrostatic plate 2 puts fixed mounting has connector 4, and connector 4 and voltage regulator 1's test port are connected through wire 11, and the back of electrostatic plate 2 is provided with lantern ring 5, and insulating sleeve 9 is installed in the cup jointing of the top of bracing piece 8, and lantern ring 5 cup joints the outside at insulating sleeve 9.

In the embodiment, through the combination of the voltage regulator 1 and the electrostatic plate 2, the voltage regulator 1 and the electrostatic plate 2 are connected through the wire 11, so that a power supply is externally connected through the voltage regulator 1, a rated high voltage is transmitted to the electrostatic plate 2, the numerical value of the rated high voltage can be regulated and determined by the voltage regulator 1, the rated high voltage is transmitted to the electrostatic plate 2 through the wire 11, an electrostatic field is formed by the electrostatic plate 2, then, the electrostatic field generated by the electrostatic plate 2 is detected by using an electrostatic field measuring instrument, if the high voltage detected by the measuring instrument is the same as the numerical value of the rated high voltage transmitted by the voltage regulator 1, the electrostatic field measuring instrument is normal, if the detected numerical values are different, the electrostatic field measuring instrument needs to be regulated, calibrated or maintained, and the voltage regulator 1 and the electrostatic plate 2 have simple structures, so that the electrostatic field regulating instrument is convenient to carry out;

and the bracing piece 8 that sets up then plays the supporting role to electrostatic plate 2, highly fixes the position of electrostatic plate 2 through bracing piece 8, and this bracing piece 8 is extending structure simultaneously, consequently makes the position height of electrostatic plate 2 can follow the regulation of bracing piece 8, and highly goes up and down, and at electrostatic plate 2's back mounted lantern ring 5, utilize lantern ring 5 to make electrostatic plate 2 can be convenient for cup joint on insulating sleeve 9 to go up the dismantlement installation of being convenient for between electrostatic plate 2 and the insulating sleeve 9.

Further, the center position below the back of the electrostatic plate 2 is fixedly provided with a connecting block 3, a lantern ring 5 is fixedly arranged outside the connecting block 3, a locking screw 6 is arranged on the external thread of the connecting block 3, and the front end of the locking screw 6 penetrates through the inner side of the lantern ring 5.

In this embodiment, through the locking screw 6 installed No. one in the outside of the lantern ring 5 to after the lantern ring 5 cup joints with insulating sleeve 9, utilize locking screw 6 to run through the inner wall of the lantern ring 5 No. one, contradict with the outside of insulating sleeve 9, thereby fix the lantern ring 5 on insulating sleeve 9, can fix the mounted position of electrostatic plate 2 on insulating sleeve 9.

Further, insulating sleeve 9 and bracing piece 8 slip cup joint the installation, and No. two locking screw 10 are installed to the outside screw thread of insulating sleeve 9, and No. two locking screw 10 and No. 6 locking screw's of tail end handle department all adopt insulating plastics to make.

In this embodiment, no. two locking screws 10 are installed outside the insulating sleeve 9, because the insulating sleeve 9 is sleeved on the top of the supporting rod 8, thereby the inner wall penetrating through the insulating sleeve 9 is made by No. two locking screws 10, and the outer side of the upper end of the supporting rod 8 is abutted, so that the installation position of the insulating sleeve 9 on the supporting rod 8 is fixed, thereby the rotating condition after the insulating sleeve 9 is sleeved on the supporting rod 8 can be prevented, and further the electrostatic plate 2 is prevented from being installed on the insulating sleeve 9, the condition that the electrostatic plate 2 turns randomly is avoided, meanwhile, the whole insulating sleeve 9 is made of insulating materials, and the voltage on the electrostatic plate 2 can be prevented from being transmitted to the supporting rod 8.

Further, the bottom of the supporting rod 8 is fixedly provided with a base 7, and the supporting rod 8 adopts a telescopic structure.

In this embodiment, can carry out fixed stay to bracing piece 8 through setting up base 7, this base 7 adopts insulating material to make simultaneously equally to this condition of electrically conductive electric leakage can be prevented to the bottom that can prevent bracing piece 8 from appearing, and the extending structure's of bracing piece 8 design can make electrostatic plate 2 according to the actual conditions at scene, is convenient for adjust its height, makes its use more convenient.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides an electrostatic field measuring apparatu calibrating device, includes voltage regulator (1), electrostatic plate (2) and bracing piece (8), its characterized in that: the front center position fixed mounting of static board (2) has connector (4), the test port of connector (4) and voltage regulator (1) is connected through wire (11), the back of static board (2) is provided with the lantern ring (5), the top of bracing piece (8) is cup jointed and is installed insulating sleeve (9), the outside at insulating sleeve (9) is cup jointed in the lantern ring (5).

2. The electrostatic field measurement instrument calibration device according to claim 1, wherein: and a connecting block (3) is fixedly arranged at the central position below the back surface of the electrostatic plate (2).

3. The calibration device of claim 2, wherein: lantern ring (5) fixed mounting is in the outside of connecting block (3), locking screw (6) are installed to the outside screw thread of connecting block (3), the inboard of lantern ring (5) is run through to the front end of locking screw (6).

4. The calibration device of claim 1, wherein: the insulating sleeve (9) is in sliding sleeve joint with the support rod (8).

5. The calibration device of claim 1, wherein: the external thread of the insulating sleeve (9) is provided with a second locking screw (10), and the tail end handles of the second locking screw (10) and the first locking screw (6) are made of insulating plastics.

6. The calibration device of claim 1, wherein: the bottom fixed mounting of bracing piece (8) has base (7), bracing piece (8) adopt extending structure.