CN221123679U

CN221123679U - Metering calibration device

Info

Publication number: CN221123679U
Application number: CN202322379836.4U
Authority: CN
Inventors: 温恒; 陆庆丰; 蒋炳姣
Original assignee: Beihai Public Inspection And Testing Center Beihai Food And Drug Inspection Institute
Current assignee: Beihai Public Inspection And Testing Center Beihai Food And Drug Inspection Institute
Priority date: 2023-09-01
Filing date: 2023-09-01
Publication date: 2024-06-11
Anticipated expiration: 2033-09-01

Abstract

The utility model relates to a metering calibration device, which belongs to the technical field of metering calibration, and comprises supporting legs and a standard meter, wherein the supporting legs are fixedly connected with a workbench through screws, the workbench is fixedly connected with a support through bolts, the support is fixedly connected with a top plate through bolts, the top plate is fixedly connected with a first fixing seat through screws, the first fixing seat is provided with hooks, the top plate is fixedly connected with a second fixing seat through screws, and the workbench is fixedly connected with two telescopic devices through bolts. Through setting up the spirit level, reuse device carries out the calibration, carries out the level measurement to the device with the spirit level at first, guarantees that device and ground are in the vertical state all the time, can not cause device calibration to have the error because of the slope.

Description

Metering calibration device

Technical Field

The utility model relates to the technical field of metering calibration devices, in particular to a metering calibration device.

Background

The measurement and detection has very important position in measurement work, it is a unified disk value, it is an important measure to ensure the accurate consistency of the measuring apparatus, the calibration is a set of operations to confirm the indicating value error of the measuring apparatus under the stipulated condition, the calibration result can be used for evaluating the indicating value error of the measuring apparatus, measuring system or material measure, or assign value to the mark on any scale, the basis of the calibration is the calibration standard or calibration method, can make unified regulation or can make by oneself, the result of the calibration is recorded in the calibration certificate or calibration report, can also use the form such as the calibration factor or calibration curve to represent the calibration result.

The Chinese patent issued to bulletin 202220911361.1 discloses a metering calibration device, which comprises a bottom plate, a top plate, a linear expansion device, a lifting plate, a pair of hanging rings, a pair of support columns, a standard dynamometer, a test dynamometer, a pair of screws and a movable seat, wherein the movable seat is movably sleeved on the support columns and the screws, and the standard dynamometer and the test dynamometer are respectively connected to the bottoms of the inner ends of the movable seats at two sides and correspond to the hanging rings under the standard dynamometer and the test dynamometer; the nuts are respectively and spirally connected to the screw rods at the upper and lower positions of the movable seat and are used for clamping the movable seat. The metering calibration device of the embodiment is used.

However, the prior art patents suffer from the following drawbacks:

The metering calibration device is not provided with a horizontal monitoring device, and when the device is slightly inclined and is not easy to find, certain calibration errors exist in metering calibration by using the device, and the metering calibration device is not particularly accurate.

Disclosure of utility model

(One) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a metering calibration device which solves the problems that when a device is slightly inclined and is not easy to find, a certain calibration error exists in metering calibration by using the device, and the metering calibration is not particularly accurate.

(II) technical scheme

In order to achieve the above purpose, the utility model is realized by the following technical scheme: including landing leg, standard counter, its characterized in that: the landing leg is provided with the workstation through the screw fixation, the workstation is provided with the support through bolt fixedly connected with, the support is provided with the roof through bolt fixedly connected with, the roof is provided with the couple through screw fixedly connected with first fixing base, the roof is provided with the second fixing base through screw fixedly connected with, the workstation is provided with two telescoping devices through bolt fixation, the telescoping device upper end is provided with the measuring table, the measuring table upper end is provided with the lifter plate, the lifter plate upper end is provided with first base through the screw fixation, the lifter plate upper end is provided with the second base through the screw fixation.

Preferably, the two first fixing bases are connected with the standard meter and the meter to be calibrated in a hanging mode.

As one preferable aspect of the present utility model, the second fixing base is provided with a lifter, and a pull rope is provided below the lifter.

As one preferable aspect of the utility model, two limit rods are arranged at the lower end of the top plate.

In one preferable aspect of the utility model, the upper end of the measuring table is fixed with a level gauge through a screw.

Preferably, the front end of the telescopic device is provided with a knob.

As one preferable aspect of the utility model, the upper end of the measuring table is provided with two pressure sensors, and the front end of the measuring table is provided with two pressure displays.

As a preferred embodiment of the utility model, the leg is provided with two drawers through a cross beam, and the drawers are fixed with handles through screws.

(III) beneficial effects

The utility model provides a metering calibration device, which has the following beneficial effects:

1. When the measuring and calibrating device is used for calibrating by arranging the level meter and using the device, the level meter is used for measuring the level of the device, so that the device is always in a vertical state with the ground, and the error in calibrating the device due to inclination can be avoided.

2. According to the metering calibration device, the leveling instrument is arranged, and when the metering table of the device is slightly inclined, the device can be slightly adjusted through the leveling instrument.

3. According to the metering calibration device, the pressure sensor and the standard meter hook are arranged, so that the calibration and the rechecking of the meter are realized, and the calibration accuracy is ensured.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of the main structure of the present utility model;

FIG. 3 is a left schematic view of the present utility model;

In the figure: 1. a support leg; 2. a drawer; 3. a handle; 4. a work table; 5. a telescoping device; 6. a lifting plate; 7. a bracket; 8. a top plate; 9. a first fixing seat; 10. the second fixing seat; 11. a lifter; 12. a hook; 13. a standard meter; 14. a pull rope; 15. a first base; 16. a second base; 17. a pressure sensor; 18. a level gauge; 19. a pressure display; 20. a vertical rod; 21. a rotating shaft; 22. a measuring station; 23. a knob; 24. and a limit rod.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 3, the present utility model provides a technical solution: the utility model provides a metering calibration device, includes landing leg 1, standard counter 13, landing leg 1 has workstation 4 through the screw fixation, workstation 4 is through bolt fixedly connected with support 7, support 7 is through bolt fixedly connected with roof 8, roof 8 is through first fixing base 9 of screw fixedly connected with, first fixing base 9 is provided with couple 12, roof 8 is through screw fixedly connected with second fixing base 10, workstation 4 is through the screw fixation having two telescoping devices 5, telescoping device 5 upper end is provided with measuring table 22, measuring table 22 upper end is provided with lifter plate 6, lifter plate 6 upper end is through screw fixation having first base 15, lifter plate 6 upper end is through screw fixation having second base 16.

In the specific embodiment of the utility model, a workbench 4 is fixed on a supporting leg 1, a bracket 7 is fixedly connected with the workbench 4 and is used for supporting a top plate 8 at the upper end, a first fixing seat 9 is fixedly connected with the top plate 8, a hook 12 arranged through the first fixing seat 9 is used for hanging a meter, a second fixing seat 10 is fixedly connected with the top plate 8, two telescopic devices 5 are fixed on the workbench 4 and are used for finely adjusting a measuring table 22 to ensure the accuracy of measurement calibration in a horizontal state, a lifting plate 6 is arranged at the upper end of the measuring table 22, a first base 15 is fixed at the upper end of the lifting plate 6 through screws and is used for hooking with the bottom of a standard meter 13 to realize the calibration of the calibrator to be measured, and a second base 16 is fixed at the upper end of the lifting plate 6 through screws to conveniently lift and carry out the hooking.

The specific two first fixing seats 9 are connected with a standard meter 13 and a meter to be calibrated in a hanging mode.

In order to solve the problem of hanging the meters, as shown in fig. 2, the first fixing base 9 is hung with a standard meter 13 and a meter to be calibrated.

Specifically, the second fixing base 10 is provided with a lifter 11, and a pull rope 14 is arranged below the lifter 11.

In order to solve the lifting problem of the lifting plate, as shown in fig. 2, the second fixing base 10 is provided with a lifter 11, and a pull rope 14 is arranged below the lifter 11, so that the lifting function is realized.

Specifically, two limiting rods 24 are arranged at the lower end of the top plate 8.

In order to solve the problem that the swing is not stable in the lifting process, as shown in fig. 2, two limiting rods 24 are arranged at the lower end of the top plate 8, so that the stable state is ensured in the lifting and descending processes all the time.

Specifically, the upper end of the measuring table 22 is fixed with a level 18 by a screw.

In order to solve the problem of whether the detecting device is horizontal, as shown in fig. 2, a level meter 18 is fixed at the upper end of the measuring table 22, and whether the device is in a horizontal state is always detected by the level meter 18, so that the phenomenon of calibration error caused by uneven inclination stress of the device is avoided.

The front end of the telescopic device 5 is provided with a knob 23.

In order to solve the problem of horizontal fine adjustment, as shown in fig. 2, a knob 23 is provided at the front end of the telescopic device 5, and fine adjustment of the telescopic device 5 can be achieved by the knob 23.

Specifically, two pressure sensors 17 are disposed at the upper end of the measuring table 22, and two pressure displays 19 are disposed at the front end of the measuring table 22.

In order to solve the problems of calibration and recheck and calibration of the platform balance, as shown in fig. 2, two pressure sensors 17 are arranged at the upper end of the measuring table 22, two pressure displays 19 are arranged at the front end of the measuring table 22, and when the lifting plate 6 is positioned on the two pressure sensors 17, the number of the two pressure displays 19 is observed, for example, the number is the same as that of the standard meter 13 and the data of the measuring device to be calibrated, so that the measurement calibration is successful.

The support leg 1 is provided with two drawers 2 through a cross beam, and the drawers 2 are fixed with a handle 3 through screws.

In order to solve the problem of storing a plurality of standard gauges, as shown in fig. 2, two drawers 2 are arranged on the supporting leg 1 through a cross beam, a plurality of standard gauges 13 are stored in the drawers 2, and handles 3 are fixed on the drawers 2, so that the drawers are convenient for people to pull.

Detailed descriptions of known functions and known components are omitted in the specific embodiments of the present disclosure, and the operating means adopted to ensure compatibility of the device are consistent with the parameters of the commercial instruments.

In summary, the working principle and the use flow of the utility model are as follows: the supporting leg 1 is fixedly provided with a workbench 4, the workbench 4 is fixedly connected with a bracket 7 for supporting a top plate 8 at the upper end, the top plate 8 is fixedly connected with a first fixing seat 9, a hook 12 arranged through the first fixing seat 9 is used for hanging and hanging a standard counter 13 and a counter to be calibrated, the top plate 8 is fixedly connected with a second fixing seat 10, the workbench 4 is fixedly provided with two telescopic devices 5 for finely adjusting a measuring table 22 to ensure the accuracy of the measurement calibration in a horizontal state, the upper end of the measuring table 22 is provided with a lifting plate 6, a first base 15 is screwed at the upper end of the lifting plate 6 and is used for hanging and hanging with the bottom of the standard counter 13 to realize the calibration of the counter to be measured, the second fixing seat 10 is provided with a lifter 11, a pull rope 14 is arranged below the lifter 11 and is hung with the second base 16 to realize the lifting function, the lower end of the top plate 8 is provided with two limiting rods 24, thereby ensuring that the upper end of the measuring table 22 is always in a stable state in the ascending and descending processes, detecting whether the device is in a horizontal state all the time through the level meter 18, thereby avoiding the phenomenon of calibration errors caused by uneven stress caused by the inclination of the device, the front end of the telescopic device 5 is provided with a knob 23, fine adjustment of the telescopic device 5 can be realized through the knob 23, the upper end of the measuring table 22 is provided with two pressure sensors 17, the front end of the measuring table 22 is provided with two pressure displays 19, when the lifting plate 6 is positioned on the two pressure sensors 17, the number of the values of the two pressure displays 19 is observed, if the data is the same as the data of the standard meter 13 and the measurer to be calibrated, the measurement calibration is successful, the supporting leg 1 is provided with two drawers 2 through a cross beam, the drawers 2 are internally provided with a plurality of standard meters 13, the drawers 2 are fixedly provided with handles 3, is convenient for people to pull.

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

Claims

1. A metering calibration device, includes landing leg (1), standard counter (13), its characterized in that: the landing leg (1) is provided with a workbench (4) through the screw fixation, the workbench (4) is connected with a support (7) through the bolt fixedly, the support (7) is connected with a top plate (8) through the bolt fixedly, the top plate (8) is connected with a first fixing seat (9) through the screw fixedly, the first fixing seat (9) is provided with a hook (12), the top plate (8) is connected with a second fixing seat (10) through the screw fixedly, the workbench (4) is provided with two telescopic devices (5) through the bolt fixedly, the upper end of the telescopic devices (5) is provided with a measuring table (22), the upper end of the measuring table (22) is provided with a lifting plate (6), the upper end of the lifting plate (6) is provided with a first base (15) through the screw fixation, and the upper end of the lifting plate (6) is provided with a second base (16) through the screw fixation.

2. A metering calibration device as claimed in claim 1 wherein: the two first fixing seats (9) are connected with a standard meter (13) and a meter to be calibrated in a hanging mode.

3. A metering calibration device as claimed in claim 1 wherein: the second fixing seat (10) is provided with a lifter (11), and a pull rope (14) is arranged below the lifter (11).

4. A metering calibration device as claimed in claim 1 wherein: two limiting rods (24) are arranged at the lower end of the top plate (8).

5. A metering calibration device as claimed in claim 1 wherein: the upper end of the measuring table (22) is fixed with a level meter (18) through a screw.

6. A metering calibration device as claimed in claim 1 wherein: the front end of the telescopic device (5) is provided with a knob (23).

7. A metering calibration device as claimed in claim 1 wherein: the upper end of the measuring table (22) is provided with two pressure sensors (17), and the front end of the measuring table (22) is provided with two pressure displays (19).

8. A metering calibration device as claimed in claim 1 wherein: the landing leg (1) is provided with two drawers (2) through the crossbeam, and the drawers (2) are fixed with handles (3) through screws.