CN212378956U

CN212378956U - Measurement calibrating device

Info

Publication number: CN212378956U
Application number: CN202021811115.6U
Authority: CN
Inventors: 张书伟; 贾会; 李会娜; 武红芳; 许建军; 杨宇; 刘斌杰; 李琛
Original assignee: Henan Institute of Metrology
Current assignee: Henan Institute of Metrology
Priority date: 2020-08-26
Filing date: 2020-08-26
Publication date: 2021-01-19
Anticipated expiration: 2030-08-26

Abstract

The utility model belongs to the technical field of metering calibration, in particular to a metering calibration device, aiming at the problems of larger volume, inconvenient carrying and poor flexibility of use of the existing metering calibration device, the utility model provides a proposal which comprises a mounting seat, wherein the top of the mounting seat is provided with two chutes and a placing groove, two groups of calibration blocks are placed in the placing groove, the top of the calibration block is fixedly connected with a hanging ring, lifting plates are respectively and slidably arranged in the two chutes, the top of the two lifting plates is fixedly provided with a same cover plate, the top of the cover plate is fixedly provided with a handle, the bottom of the cover plate is fixedly provided with two fixed hooks, the two fixed hooks are respectively hung with a dynamometer to be calibrated and a standard dynamometer, one side of the two lifting plates which is far away from each other is provided with two thread grooves, the utility model is convenient to shrink the two lifting plates, the occupied space is reduced, the carrying is convenient, the structure is simple, and the use is convenient.

Description

Measurement calibrating device

Technical Field

The utility model relates to a measurement calibration technical field especially relates to a measurement calibrating device.

Background

In the long-time use process of the spring dynamometer, the spring deforms, so that the dynamometer has the condition of inaccurate measuring result, and the dynamometer needs to be calibrated.

The existing metering calibration device is large in size, inconvenient to carry and poor in use flexibility, so that the metering calibration device is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the measurement calibrating device volume great, be not convenient for carry, the relatively poor shortcoming of flexibility of use, and the measurement calibrating device who provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a measurement calibrating device, includes the mount pad, two spouts and a standing groove have been seted up at the top of mount pad, two sets of calibration pieces have been placed in the standing groove, the top fixedly connected with link of calibration piece, equal slidable mounting has the lifter plate in two spouts, the top fixed mounting of two lifter plates has same apron, the top fixed mounting of apron has the handle, the bottom fixed mounting of apron has two fixed couples, it remains calibration dynamometer and standard dynamometer to hang respectively on two fixed couples, two thread grooves have all been seted up to one side that two lifter plates kept away from each other, the equal threaded mounting in both sides of mount pad has the bolt, two bolts respectively with two thread groove threaded connection that correspond.

Preferably, slidable mounting has the stripper plate in the standing groove, has seted up the recess on the bottom inner wall of standing groove, and in the bottom of stripper plate extended to the recess, set up the mounting groove on one side inner wall of a spout in two spouts, seted up same connecting hole on the one side inner wall that mounting groove and recess are close to each other, slidable mounting has the connecting rod in the connecting hole, the one end of connecting rod and one side fixed connection of stripper plate.

Preferably, a moving plate is arranged in the mounting groove in a sliding manner, and one side of the moving plate is fixedly connected with the other end of the connecting rod.

Preferably, a bearing is fixedly mounted on the inner wall of one side of the mounting groove, a screw rod is fixedly mounted on the inner ring of the bearing, the screw rod is in threaded connection with the movable plate, a gear is fixedly sleeved on the outer side of the screw rod, a fixing groove is formed in one side of one of the two lifting plates, a rack is fixedly mounted on the side wall of the fixing groove, and the rack is meshed with the gear.

Preferably, the limiting grooves are formed in the inner wall, away from each other, of one side of each of the two sliding grooves, the limiting blocks are arranged in the two limiting grooves in a sliding mode, and the two limiting blocks are fixedly connected with one sides of the two lifting plates respectively.

Compared with the prior art, the utility model has the advantages of:

(1) when the scheme is used, the dynamometer to be calibrated and the standard dynamometer are hung on two fixed hooks respectively, then a group of calibration blocks are selected, two same calibration blocks are hung on the dynamometer to be calibrated and the standard dynamometer respectively, whether the numerical values displayed by the dynamometer to be calibrated and the standard dynamometer are consistent or not is observed, if the numerical values are different, the numerical values are adjusted to be the same as those of the standard dynamometer by adjusting a calibration knob on the dynamometer to be calibrated, so that the aim of calibration is fulfilled, after the use is finished, the dynamometer to be calibrated and the standard dynamometer are taken down, the calibration blocks are placed in a placing groove, then two bolts are screwed, the two bolts are separated from two thread grooves, the fixation of two lifting plates is released, then a cover plate is pressed downwards, the cover plate is covered on the top of a mounting seat, meanwhile, the lifting plate drives a rack to move, a gear drives a screw rod to rotate, and a left moving plate in threaded connection with the screw rod moves, the movable plate drives the extrusion plate to slide leftwards through the connecting rod, the two groups of calibration blocks are extruded and fixed through the extrusion plate, the calibration blocks are prevented from shaking in the carrying process, finally, the two bolts are screwed into the two thread grooves on the upper surface of the movable plate, the two lifting plates are fixed, the cover plate is lifted through the handle, and the movable plate is convenient to carry;

(2) the utility model discloses be convenient for contract two lifter plates, reduce occupation space, portable, simple structure, convenient to use.

Drawings

Fig. 1 is a schematic structural diagram of a metering calibration device according to the present invention;

fig. 2 is a schematic structural diagram of a portion a of a metering calibration device according to the present invention;

fig. 3 is a schematic view of a top view structure of the connection of the mounting seat, the lifting plate and the extrusion plate of the metering calibration device of the present invention.

In the figure: the device comprises a mounting seat 1, a sliding groove 2, a placing groove 3, a lifting plate 4, a squeezing plate 5, a calibrating block 6, a cover plate 7, a fixed hook 8, a dynamometer to be calibrated 9, a standard dynamometer 10, a mounting groove 11, a screw rod 12, a gear 13, a rack 14, a movable plate 15, a connecting rod 16, a thread groove 17 and a bolt 18.

Detailed Description

The technical solutions in the embodiments will be described clearly and completely with reference to the drawings in the embodiments, and it is obvious that the described embodiments are only a part of the embodiments, but not all embodiments.

Example one

Referring to fig. 1-3, a measurement calibrating device, including mount pad 1, two spouts 2 and a standing groove 3 have been seted up at the top of mount pad 1, two sets of calibration piece 6 have been placed in standing groove 3, the top fixedly connected with link of calibration piece 6, equal slidable mounting has lifter plate 4 in two spouts 2, the top fixed mounting of two lifter plates 4 has same apron 7, the top fixed mounting of apron 7 has the handle, the bottom fixed mounting of apron 7 has two fixed couples 8, it remains to calibrate dynamometer 9 and standard dynamometer 10 to hang respectively on two fixed couples 8, two thread grooves 17 have all been seted up to one side that two lifter plates 4 kept away from each other, the equal threaded mounting in both sides of mount pad 1 has bolt 18, two bolt 18 respectively with two corresponding thread grooves 17 threaded connection.

In this embodiment, slidable mounting has stripper plate 5 in standing groove 3, set up flutedly on standing groove 3's the bottom inner wall, in stripper plate 5's the bottom extended to the recess, set up mounting groove 11 on one side inner wall of one of two spout 2, set up same connecting hole on one side inner wall that mounting groove 11 and recess are close to each other, slidable mounting has connecting rod 16 in the connecting hole, connecting rod 16's one end and one side fixed connection of stripper plate 5.

In this embodiment, a moving plate 15 is slidably mounted in the mounting groove 11, and one side of the moving plate 15 is fixedly connected to the other end of the connecting rod 16.

In this embodiment, a bearing is fixedly mounted on an inner wall of one side of the mounting groove 11, a screw 12 is fixedly mounted on an inner ring of the bearing, the screw 12 is in threaded connection with a moving plate 15, a gear 13 is fixedly sleeved on an outer side of the screw 12, a fixing groove is formed in one side of one of the two lifting plates 4, a rack 14 is fixedly mounted on a side wall of the fixing groove, and the rack 14 is meshed with the gear 13.

In this embodiment, all seted up the spacing groove on the one side inner wall that two spouts 2 kept away from each other, two equal slidable mounting in the spacing groove have the stopper, two stoppers respectively with one side fixed connection of two lifter plates 4.

Example two

Referring to fig. 1-3, a measurement calibrating device, including mount pad 1, two spouts 2 and a standing groove 3 have been seted up at the top of mount pad 1, two sets of calibration piece 6 have been placed in standing groove 3, the top fixedly connected with link of calibration piece 6, equal slidable mounting has lifter plate 4 in two spouts 2, the top of two lifter plates 4 is through welded fastening installation with same apron 7, the top of apron 7 is through welded fastening installation handle, the bottom of apron 7 is through welded fastening installation has two fixed couple 8, it remains calibration dynamometer 9 and standard dynamometer 10 to hang respectively on two fixed couple 8, two thread grooves 17 have all been seted up to one side that two lifter plates 4 kept away from each other, the equal threaded mounting in both sides of mount pad 1 has bolt 18, two bolt 18 respectively with two corresponding thread grooves 17 threaded connection.

In this embodiment, slidable mounting has stripper plate 5 in standing groove 3, set up flutedly on standing groove 3's the bottom inner wall, stripper plate 5's bottom extends to in the recess, mounting groove 11 has been seted up on one side inner wall of a spout 2 in two spouts 2, same connecting hole has been seted up on one side inner wall that mounting groove 11 and recess are close to each other, slidable mounting has connecting rod 16 in the connecting hole, connecting rod 16's one end and one side fixed connection of stripper plate 5, connecting rod 16 drives stripper plate 5 and removes.

In this embodiment, a moving plate 15 is slidably mounted in the mounting groove 11, one side of the moving plate 15 is fixedly connected to the other end of the connecting rod 16, and the moving plate 15 drives the connecting plate 16 to move.

In this embodiment, a bearing is fixedly installed on the inner wall of one side of the installation groove 11 by welding, a screw 12 is fixedly installed on the inner ring of the bearing by welding, the screw 12 is in threaded connection with a movable plate 15, a gear 13 is fixedly installed on the outer side of the screw 12 in a fixing mode, a fixing groove is formed in one side of one of the two lifting plates 4, a rack 14 is fixedly installed on the side wall of the fixing groove by welding, the rack 14 is meshed with the gear 13, and the rack 14 can enable the gear 13 to rotate.

In this embodiment, all seted up the spacing groove on the one side inner wall that two spouts 2 kept away from each other, two equal slidable mounting in the spacing groove have the stopper, two stoppers respectively with one side fixed connection of two lifter plates 4, stopper and spacing groove restrict the distance that lifter plate 4 rises.

In the embodiment, when in use, the dynamometer 9 to be calibrated and the standard dynamometer 10 are respectively hung on two fixed hooks 8, then a group of calibration blocks 6 is selected, two identical calibration blocks 6 are respectively hung on the dynamometer 9 to be calibrated and the standard dynamometer 10, whether the numerical values displayed by the dynamometer 9 to be calibrated and the standard dynamometer 10 are consistent or not is observed, if the numerical values are different, the numerical values are adjusted to be the same as the numerical value displayed by the standard dynamometer 10 by adjusting a calibration knob on the dynamometer 9 to be calibrated, so that the calibration purpose is achieved, after use, the dynamometer 9 to be calibrated and the standard dynamometer 10 are taken down, the calibration blocks 6 are placed in a placing groove 3, then two bolts 18 are screwed, the two bolts 18 are separated from two thread grooves 17, the two lifting plates 4 are released from being fixed, then a cover plate 7 is pressed downwards, the cover plate 7 is covered on the top of a mounting base 1, and at the same time, lifter plate 4 drives rack 14 and removes, make gear 13 drive screw rod 12 and rotate, make the movable plate 15 with screw rod 12 threaded connection move left, movable plate 15 drives stripper plate 5 through connecting rod 16 and slides left, it is fixed to extrude two sets of calibration blocks 6 through stripper plate 5, the in-process calibration block 6 that prevents to carry rocks, at last with two bolts 18 precession two thread groove 17 on the top in, fix two lifter plates 4, lift apron 7 through the handle, conveniently carry.

The above descriptions are only preferred embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to, replaced or changed.

Claims

1. A metering calibration device comprises a mounting seat (1) and is characterized in that two sliding grooves (2) and a placing groove (3) are formed in the top of the mounting seat (1), two groups of calibration blocks (6) are placed in the placing groove (3), hanging rings are fixedly connected to the tops of the calibration blocks (6), lifting plates (4) are slidably mounted in the two sliding grooves (2), the same cover plate (7) is fixedly mounted at the tops of the two lifting plates (4), a handle is fixedly mounted at the top of the cover plate (7), two fixed hooks (8) are fixedly mounted at the bottom of the cover plate (7), a dynamometer (9) to be calibrated and a standard dynamometer (10) are hung on the two fixed hooks (8) respectively, two thread grooves (17) are formed in one side, far away from each other, bolts (18) are installed on two sides of the mounting seat (1) in a threaded manner, the two bolts (18) are respectively in threaded connection with the two corresponding thread grooves (17).

2. The metering calibration device according to claim 1, wherein the placing groove (3) is internally provided with a squeezing plate (5) in a sliding manner, a groove is formed in the inner wall of the bottom of the placing groove (3), the bottom of the squeezing plate (5) extends into the groove, an installation groove (11) is formed in one side of the inner wall of one sliding groove (2) of the two sliding grooves (2), the same connecting hole is formed in the inner wall of the side, close to the groove, of the installation groove (11), a connecting rod (16) is arranged in the connecting hole in a sliding manner, and one end of the connecting rod (16) is fixedly connected with one side of the squeezing plate (5).

3. A metering calibration device according to claim 2, characterized in that a moving plate (15) is slidably mounted in the mounting groove (11), one side of the moving plate (15) being fixedly connected to the other end of the connecting rod (16).

4. The metering and calibrating device according to claim 2, wherein a bearing is fixedly arranged on the inner wall of one side of the mounting groove (11), a screw (12) is fixedly arranged on the inner ring of the bearing, the screw (12) is in threaded connection with the moving plate (15), a gear (13) is fixedly sleeved on the outer side of the screw (12), a fixing groove is formed in one side of one lifting plate (4) of the two lifting plates (4), a rack (14) is fixedly arranged on the side wall of the fixing groove, and the rack (14) is meshed with the gear (13).

5. The metering calibration device according to claim 1, wherein the inner walls of the two sliding grooves (2) at the sides far away from each other are respectively provided with a limiting groove, limiting blocks are respectively and slidably mounted in the two limiting grooves, and the two limiting blocks are respectively and fixedly connected with one sides of the two lifting plates (4).