CN211347060U

CN211347060U - Metrological verification calibrating device

Info

Publication number: CN211347060U
Application number: CN202020408366.3U
Authority: CN
Inventors: 于春红
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-26
Filing date: 2020-03-26
Publication date: 2020-08-25
Anticipated expiration: 2030-03-26

Abstract

The utility model discloses a metrological verification calibrating device, including base plate, electronic scale, tray, extension board, sliding tray, scale plate, extension slot and bearing one, the worm has been pegged graft in the bearing inner circle, worm lower extreme front side is equipped with the turbine, threaded connection has the lifter plate on the worm, one side that the lifter plate is close to the extension board extends to the sliding tray in with scale plate fixed connection, one side lower extreme that is close to the worm on the extension board is equipped with the lifting groove that the cooperation lifter plate used, the control of C shape has been cup jointed to the extension board upper end, control rear end threaded connection has the screw rod, the screw rod is located the inside position of control and has cup jointed bearing two, the screw rod other end is equipped with and rotates handle one, the stripper plate has been cup jointed on the bearing outer lane, one side that the control is close to the electronic scale top is. Compared with the prior art, the utility model the advantage lie in: the scale plate is adjustable and convenient to use.

Description

Metrological verification calibrating device

Technical Field

The utility model relates to a metrological verification device technical field specifically indicates a metrological verification calibrating device.

Background

Metrological verification plays a very important role in metrological operations. The method is an important measure for unifying the values and ensuring the accuracy and consistency of the measuring instruments; is an important form for carrying out quantity value transmission or quantity value tracing; is an important condition for providing measurement guarantee for national economic construction; is a means for implementing national supervision on national measurement. It is one of the most important practical applications of metrology and is also one of the most fundamental tasks of the metrology department. In the use of electronic platform scale for the metrological verification, because the heavy object receives pressure on placing electronic platform scale back electronic platform scale, the bracing piece descends, and prior art's metrological verification calibrating installation is fixed because the measurement board of measurement height can't change, in case the bracing piece descends just can't accurate carry out the measurement of height, need additionally carry out the measurement of height, and it is troublesome to use.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome above-mentioned defect, provide a calibration equipment is examined in measurement that scale plate is adjustable and use is convenient.

In order to solve the technical problem, the utility model provides a technical scheme does: a metrological verification calibration device comprises a base plate, wherein an electronic scale is arranged on one side of the base plate, a tray is arranged at the upper end of a supporting rod of the electronic scale, a supporting plate is arranged on one side, close to the electronic scale, of the upper end of the base plate, a sliding groove is formed in one side, close to the electronic scale, of the supporting plate, a scale plate is inserted in the sliding groove, an elongated slot matched with the scale plate is formed in the base plate, a first bearing is arranged on one side, away from the electronic scale, of the supporting plate at the upper end of the base plate, a worm is inserted in an inner ring of the first bearing, a turbine is arranged on the front side of the lower end of the worm, a lifting plate is in threaded connection with the worm, one side, close to the supporting plate, of the lifting plate extends into the sliding groove and is fixedly, the screw rod is sleeved with a second bearing at the position inside the control piece, a first rotating handle is arranged at the other end of the screw rod, an extrusion plate is sleeved on the outer ring of the bearing, and a measuring plate is arranged on one side, close to the upper side of the electronic scale, of the control piece.

Compared with the prior art, the utility model the advantage lie in: compared with the prior art, the utility model discloses a set up the slip that the sliding tray realized the scale plate from top to bottom, can let the scale on the scale plate along with carrying out corresponding adjustment along with the height change of electronic scale bracing piece, whole control mode only need use rotate the handle control can, convenient to use is simple.

As the improvement, the upper end of the base plate is provided with a protective shell covered with a worm, a rotating rod is inserted in the turbine, and one section of the rotating rod extends to the outside of the protective shell and is provided with a rotating handle II. The protective shell is used for protecting the worm wheel and the worm in the protective shell, the worm wheel is prevented from loosening and the worm is prevented from being damaged, and the rotating handle II is used for controlling the rotation of the worm wheel.

As an improvement, the protective shell is provided with a rotating bearing sleeved on the rotating rod. The effect of rolling bearing is the rotation of the dwang of being convenient for, reduces the frictional force between dwang and the protective housing.

As an improvement, the lower end of the base plate is provided with a friction rubber plate. The friction rubber plate has the function of increasing the friction force between the device and the ground, and can provide higher stability for the device.

As an improvement, a control terminal is arranged at the position, located in front of the support plate, of the substrate. The control terminal is connected with the electronic scale and used for controlling the electronic scale to weigh.

Drawings

Fig. 1 is a schematic structural diagram of the metrological verification and calibration device of the present invention.

Fig. 2 is a top view of the present invention.

As shown in the figure: 1. the device comprises a base plate, 2, an electronic scale, 3, a tray, 4, a support plate, 5, a sliding groove, 6, a scale plate, 7, a first bearing, 8, a worm, 9, a turbine, 10, a lifting plate, 11, a lifting groove, 12, an extension groove, 13, a protective shell, 14, a rotating rod, 15, a control piece, 16, a measuring plate, 17, a screw rod, 18, a second bearing, 19, a squeezing plate, 20, a rotating bearing, 21, a second rotating handle, 22, a control terminal, 23, a friction rubber plate, 24 and a first rotating handle.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

With reference to the attached drawing 1, a metrological verification and calibration device comprises a substrate 1, wherein an electronic scale 2 is arranged on one side of the substrate 1, a tray 3 is arranged at the upper end of a support rod of the electronic scale 2, a support plate 4 is arranged on one side, close to the electronic scale 2, of the upper end of the substrate 1, a sliding groove 5 is arranged on one side, close to the electronic scale 2, of the support plate 4, a scale plate 6 is inserted in the sliding groove 5, an elongated groove 12 matched with the scale plate 6 for use is arranged on the substrate 1, a bearing I7 is arranged on one side, far away from the electronic scale 2, of the support plate 4 on the substrate 1, a worm 8 is inserted in the inner ring of the bearing I7, a turbine 9 is arranged on the front side of the lower end of the worm 8, a lifting plate 10 is connected with the worm 8 in a threaded manner, one side, close to the support plate 4, of, the upper end of the support plate 4 is sleeved with a C-shaped control piece 15, the rear end of the control piece 15 is in threaded connection with a screw rod 17, a second bearing 18 is sleeved at the position, located inside the control piece 15, of the screw rod 17, the other end of the screw rod 17 is provided with a first rotating handle 24, an extrusion plate 19 is sleeved on the outer ring of the second bearing 18, and a measuring plate 16 is arranged on one side, close to the upper portion of the electronic scale 2, of the control piece 15.

The upper end of the base plate 1 is provided with a protective shell 13 covered with a worm 8, a rotating rod 14 is inserted in the turbine 9, and one section of the rotating rod 14 extends to the outside of the protective shell 13 and is provided with a rotating handle II 21.

The protective shell 13 is provided with a rotary bearing 20 sleeved on the rotating rod 14.

The lower end of the base plate 1 is provided with a friction rubber plate 23.

The substrate 1 is provided with a control terminal 22 at a position in front of the support plate 4.

When the utility model is used in concrete, an object to be detected is placed on the tray 3 of the electronic scale 2, the control terminal 22 measures the weight of the object, the support rod of the electronic scale 2 moves downwards due to the pressure of the heavy object during measurement, so that the reference scale of the scale plate 6 can not be aligned with the bottom surface of the object to be detected, therefore, the height of the object to be detected can not be correctly detected, then the rotation of the rotating rod 14 is controlled by controlling the rotation of the rotating handle II 21, the rotation of the turbine 9 is controlled by the rotation of the rotating rod 14, the turbine 9 rotates to drive the worm 8 to rotate, because of the connection of the thread structure, and because a part of the lifting plate 10 is arranged in the lifting groove 11, the lifting plate 10 can not rotate, the lifting plate 10 can move up and down, the lifting plate 10 moves up and down to drive the scale plate 6 to move, so that the reference scale of the scale plate 6 can be, and controlling the first rotating handle 24 to rotate, pushing the extrusion plate 19 to loosen the support plate 4 by rotating the screw 17, moving the control member 15 up and down, contacting the bottom surface of the measuring plate 16 with the top surface of the object to be detected, controlling the control member 15 to be fastened on the support plate 4 by rotating the first rotating handle 24 after contact, observing the aligned scale mark, and further measuring the specific height of the object.

The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims

1. The utility model provides a metrological verification calibrating device, includes base plate (1), base plate (1) one side is equipped with electronic scale (2), electronic scale (2) upper end of support rod is equipped with tray (3), its characterized in that: a support plate (4) is arranged on one side, close to the electronic scale (2), of the upper end of the base plate (1), a sliding groove (5) is arranged on one side, close to the electronic scale (2), of the support plate (4), a scale plate (6) is inserted in the sliding groove (5), an elongated groove (12) matched with the scale plate (6) for use is arranged on the base plate (1), a first bearing (7) is arranged on one side, far away from the electronic scale (2), of the support plate (4) on the upper end of the base plate (1), a worm (8) is inserted in an inner ring of the first bearing (7), a turbine (9) is arranged on the front side of the lower end of the worm (8), a lifting plate (10) is in threaded connection with the worm (8), one side, close to the support plate (4), of the lifting plate (10) extends into the sliding groove (5) to be fixedly connected with the scale plate (6), a lifting groove (11) matched with the, the upper end of the support plate (4) is sleeved with a C-shaped control piece (15), the rear end of the control piece (15) is connected with a screw rod (17) in a threaded mode, a second bearing (18) is sleeved at the position, located inside the control piece (15), of the screw rod (17), the other end of the screw rod (17) is provided with a first rotating handle (24), an extrusion plate (19) is sleeved on the outer ring of the second bearing (18), and a measuring plate (16) is arranged on one side, close to the upper portion of the electronic scale (2), of the control piece (15).

2. A metrological calibration device as claimed in claim 1, in which: base plate (1) upper end is equipped with protective housing (13) that is covered with worm (8), it has dwang (14) to peg graft in turbine (9), dwang (14) one section extend to protective housing (13) outside and be equipped with and rotate handle two (21).

3. A metrological verification calibration device as claimed in claim 2, in which: and the protective shell (13) is provided with a rotating bearing (20) sleeved on the rotating rod (14).

4. A metrological calibration device as claimed in claim 1, in which: the lower end of the base plate (1) is provided with a friction rubber plate (23).

5. A metrological calibration device as claimed in claim 1, in which: and a control terminal (22) is arranged at the position of the substrate (1) in front of the support plate (4).