CN210427781U - Non-contact static voltmeter calibration equipment - Google Patents

Abstract

The utility model discloses a non-contact static voltmeter calibration equipment, including the voltmeter calibrator, the draw-in groove has all been seted up to the both sides on voltmeter calibrator surface, the top of voltmeter calibrator is provided with the fixed plate, the fixed cardboard of left side fixedly connected with of fixed plate bottom, the card post that the right side fixedly connected with and the draw-in groove cooperation of fixed cardboard used. The utility model discloses a set up voltmeter calibration machine, the draw-in groove, the fixed plate, fixed cardboard, the card post, a bearing, the spliced pole, the carousel, the traveller, the movable plate, the fluting, the extension board, activity cardboard and reference column, solved current voltmeter calibration equipment because self does not have the device that conveniently carries, can only take in hand, not only increase staff's work burden, the problem that still drops easily, this non-contact static voltmeter calibration equipment, the advantage that possesses convenient to carry has improved voltmeter calibration equipment's practicality, the user's of being convenient for use.

Description

Non-contact static voltmeter calibration equipment

Technical Field

The utility model relates to a voltmeter technical field specifically is a non-contact static voltmeter calibration equipment.

Background

A voltmeter is an instrument for measuring voltage. Is composed of permanent magnets, coils, etc. The voltmeter is a fairly large resistor, ideally considered as an open circuit. The range of the voltmeter commonly used in the laboratory in the junior middle school stage is 0-3V and 0-15V.

Voltmeter calibration equipment is needed to be used before the non-contact type electrostatic voltmeter is used, calibration is carried out on the non-contact type electrostatic voltmeter, but the existing voltmeter calibration equipment can only be held in the hand due to the fact that the existing voltmeter calibration equipment does not have a device which is convenient to carry, the workload of workers is increased, the voltmeter calibration equipment is easy to drop, the practicability of the voltmeter calibration equipment is reduced, and the use of a user is inconvenient.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a non-contact static voltmeter calibration equipment possesses the advantage that conveniently carries, has solved current voltmeter calibration equipment because self does not have the device that conveniently carries, can only take in hand, not only increases staff's work burden, the problem that still drops easily.

In order to achieve the above object, the utility model provides a following technical scheme: a non-contact type static voltmeter calibration device comprises a voltmeter calibrator, wherein clamping grooves are formed in two sides of the surface of the voltmeter calibrator, a fixed plate is arranged at the top of the voltmeter calibrator, a fixed clamping plate is fixedly connected to the left side of the bottom of the fixed plate, a clamping column matched with the clamping grooves for use is fixedly connected to the right side of the fixed clamping plate, a bearing is fixedly connected to the front side of the inner wall of the fixed plate, a connecting column is fixedly connected to the inner ring of the bearing, a rotary table is fixedly connected to the back of the connecting column, a sliding column is fixedly connected to the back of the rotary table, a movable plate is arranged on the surface of the sliding column, a slot matched with the sliding column for use is formed in the surface of the movable plate, the sliding column is connected to the inside of the slot, the top and the bottom of the movable plate are both slidably connected, the left side of extension board runs through the fixed plate and extends to the outside fixedly connected with activity cardboard of fixed plate, the left side fixedly connected with of activity cardboard and the reference column that the draw-in groove cooperation was used.

Preferably, the top of the fixing plate is fixedly connected with a loop rope, and the loop rope is made of nylon ropes.

Preferably, the front side of the connecting column is fixedly connected with a button block, and the surface of the button block is provided with anti-skid grains.

Preferably, an insertion rod is slidably connected to a surface of the button block, and a back surface of the insertion rod penetrates through the fixing plate and extends into the fixing plate.

Preferably, the right side of the moving plate is fixedly connected with a spring, and the right side of the spring is fixedly connected with the inner wall of the fixed plate.

Preferably, the top and the bottom of the moving plate are both fixedly connected with sliding blocks, sliding grooves matched with the sliding blocks for use are formed in the inner wall of the fixed plate, and the sliding blocks are connected inside the sliding grooves in a sliding mode.

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

1. the utility model discloses a set up voltmeter calibration machine, the draw-in groove, the fixed plate, fixed cardboard, the card post, a bearing, the spliced pole, the carousel, the traveller, the movable plate, the fluting, the extension board, activity cardboard and reference column, solved current voltmeter calibration equipment because self does not have the device that conveniently carries, can only take in hand, not only increase staff's work burden, the problem that still drops easily, this non-contact static voltmeter calibration equipment, the advantage that possesses convenient to carry has improved voltmeter calibration equipment's practicality, the user's of being convenient for use.

2. The utility model discloses a setting of cover rope, can overlap voltmeter calibrator on the neck, the user's of having made things convenient for carrying, setting through the button piece, the area of contact between spliced pole and the user has been increased, the person of facilitating the use rotates the spliced pole, setting through the inserted bar, can be fixed the button piece, it is rotatory under the condition that does not use to have prevented the button piece, setting through the spring, can provide thrust for the movable plate, make more smooth and easy of movable plate motion, setting through slider and spout, frictional force between movable plate and the fixed plate inner wall has been reduced, make more smooth and easy of movable plate motion, slider and spout have also played spacing effect simultaneously.

Drawings

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

FIG. 2 is a sectional view of the structure of the present invention;

FIG. 3 is an enlarged view of part A of the structure of FIG. 2;

fig. 4 is an enlarged view of part B of the structure of fig. 2 of the present invention;

fig. 5 is a top view of the fixing plate of the present invention.

In the figure: the device comprises a voltmeter calibrating machine 1, a clamping groove 2, a fixing plate 3, a fixing clamping plate 4, a clamping column 5, a bearing 6, a connecting column 7, a rotating disc 8, a sliding column 9, a moving plate 10, a slot 11, a supporting plate 12, a movable clamping plate 13, a positioning column 14, a rope sleeve 15, a button block 16, an inserted link 17, a spring 18, a sliding block 19 and a sliding groove 20.

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.

Referring to fig. 1-5, a non-contact type static voltmeter calibration device comprises a voltmeter calibrator 1, wherein two sides of the surface of the voltmeter calibrator 1 are respectively provided with a clamping groove 2, the top of the voltmeter calibrator 1 is provided with a fixing plate 3, the top of the fixing plate 3 is fixedly connected with a sleeve rope 15, the sleeve rope 15 is made of nylon rope, the voltmeter calibrator 1 can be sleeved on a neck through the arrangement of the sleeve rope 15, which is convenient for a user to carry, the left side of the bottom of the fixing plate 3 is fixedly connected with a fixing clamping plate 4, the right side of the fixing clamping plate 4 is fixedly connected with a clamping column 5 matched with the clamping groove 2, the front side of the inner wall of the fixing plate 3 is fixedly connected with a bearing 6, the inner ring of the bearing 6 is fixedly connected with a connecting column 7, the front side of the connecting column 7 is fixedly connected with a button block 16, the surface of the button block 16 is provided with anti-slip threads, the contact area between, the connecting column 7 is rotated by a user, the surface of the button block 16 is connected with an inserting rod 17 in a sliding manner, the back surface of the inserting rod 17 penetrates through the fixed plate 3 and extends into the fixed plate 3, the button block 16 can be fixed through the arrangement of the inserting rod 17, the button block 16 is prevented from rotating under the condition of nonuse, the back surface of the connecting column 7 is fixedly connected with a turntable 8, the back surface of the turntable 8 is fixedly connected with a sliding column 9, the surface of the sliding column 9 is provided with a movable plate 10, the right side of the movable plate 10 is fixedly connected with a spring 18, the right side of the spring 18 is fixedly connected with the inner wall of the fixed plate 3, through the arrangement of the spring 18, thrust can be provided for the movable plate 10, the movable plate 10 can move more smoothly, the top and the bottom of the movable plate 10 are both fixedly connected with sliders 19, the inner wall of, through the setting of slider 19 and spout 20, the frictional force between movable plate 10 and the 3 inner walls of fixed plate has been reduced, make more smooth and easy of movable plate 10 motion, slider 19 and spout 20 have also played spacing effect simultaneously, fluting 11 that uses with the cooperation of traveller 9 has been seted up on the surface of movable plate 10, traveller 9 sliding connection is in the inside of fluting 11, the top and the bottom of movable plate 10 all with the inner wall sliding connection of fixed plate 3, the equal fixedly connected with extension board 12 in the left top and the bottom of movable plate 10, the left side of extension board 12 runs through fixed plate 3 and extends to the outside fixedly connected with activity cardboard 13 of fixed plate 3, the left side fixedly connected with of activity cardboard 13 cooperates reference column 14 that uses with draw-in groove.

During the use, the user places voltmeter calibrating machine 1 in the bottom of fixed plate 3, make card post 5 get into the inside of draw-in groove 2, rotatory button piece 16, button piece 16 drives spliced pole 7 rotatory, spliced pole 7 drives carousel 8 rotatory, carousel 8 drives traveller 9 rotatory, traveller 9 drives movable plate 10 through fluting 11 and moves left, movable plate 10 drives extension board 12 and moves left, extension board 12 drives movable cardboard 13 and moves left, movable cardboard 13 drives reference column 14 and gets into the inside of draw-in groove 2, insert the inside of fixed plate 3 with inserted bar 17 through button piece 16, again with set rope 15 cover on the neck can.

In summary, the following steps: this non-contact static voltmeter calibration equipment, through setting up voltmeter calibration machine 1, draw-in groove 2, fixed plate 3, fixed cardboard 4, card post 5, bearing 6, spliced pole 7, carousel 8, traveller 9, movable plate 10, fluting 11, extension board 12, activity cardboard 13 and reference column 14, solved current voltmeter calibration equipment because self does not have the device that conveniently carries, can only take in hand, not only increase staff's work burden, the problem that still drops easily.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 (6)

1. A non-contact electrostatic voltmeter calibration apparatus comprising a voltmeter calibration machine (1), characterized in that: the novel voltmeter calibrating device is characterized in that clamping grooves (2) are formed in two sides of the surface of the voltmeter calibrating device (1), a fixing plate (3) is arranged at the top of the voltmeter calibrating device (1), a fixing clamping plate (4) is fixedly connected to the left side of the bottom of the fixing plate (3), a clamping column (5) matched with the clamping grooves (2) for use is fixedly connected to the right side of the fixing clamping plate (4), a bearing (6) is fixedly connected to the front side of the inner wall of the fixing plate (3), a connecting column (7) is fixedly connected to the inner ring of the bearing (6), a rotary table (8) is fixedly connected to the back side of the connecting column (7), a sliding column (9) is fixedly connected to the back side of the rotary table (8), a movable plate (10) is arranged on the surface of the sliding column (9), a groove (11) matched with the sliding column (9) for use is formed in the, the top and the bottom of the movable plate (10) are both connected with the inner wall of the fixed plate (3) in a sliding mode, the top and the bottom of the left side of the movable plate (10) are both fixedly connected with support plates (12), the left side of each support plate (12) penetrates through the fixed plate (3) and extends to the outer side of the fixed plate (3) to be fixedly connected with a movable clamping plate (13), and the left side of each movable clamping plate (13) is fixedly connected with a positioning column (14) matched with the clamping groove (2) for use.

2. A non-contact electrostatic voltmeter calibration apparatus according to claim 1, wherein: the top fixedly connected with noose (15) of fixed plate (3), the material of noose (15) is the nylon rope.

3. A non-contact electrostatic voltmeter calibration apparatus according to claim 1, wherein: the front side of the connecting column (7) is fixedly connected with a button block (16), and anti-slip grains are arranged on the surface of the button block (16).

4. A non-contact electrostatic voltmeter calibration apparatus according to claim 3 wherein: the surface of the button block (16) is connected with an inserted bar (17) in a sliding mode, and the back face of the inserted bar (17) penetrates through the fixing plate (3) and extends into the fixing plate (3).

5. A non-contact electrostatic voltmeter calibration apparatus according to claim 1, wherein: the right side of the moving plate (10) is fixedly connected with a spring (18), and the right side of the spring (18) is fixedly connected with the inner wall of the fixed plate (3).

6. A non-contact electrostatic voltmeter calibration apparatus according to claim 1, wherein: the top and the bottom of the moving plate (10) are both fixedly connected with sliding blocks (19), sliding grooves (20) matched with the sliding blocks (19) are formed in the inner wall of the fixed plate (3), and the sliding blocks (19) are connected inside the sliding grooves (20) in a sliding mode.

Images