CN219223920U

CN219223920U - Slowly-descending device for weight metering verification

Info

Publication number: CN219223920U
Application number: CN202320019338.6U
Authority: CN
Inventors: 田野
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-01-05
Filing date: 2023-01-05
Publication date: 2023-06-20
Anticipated expiration: 2033-01-05

Abstract

The utility model discloses a descent control device for weight metering verification, which comprises a base and a stand column frame body on the base, wherein a slide rail is arranged on the stand column frame body, a support rod is connected at the slide rail in a sliding way, one side of the support rod is connected with a clamping piece for clamping weights, the other end of the support rod is connected with a lifting piece, the lifting piece is arranged in the stand column frame body, an adsorption component is arranged on the outer side of the stand column frame body, and an electronic scale supporting plate is connected with the outer side of the adsorption component and is positioned at the bottom of the clamping piece.

Description

Slowly-descending device for weight metering verification

Technical Field

The utility model relates to the technical field of descent control devices, in particular to a descent control device for weight metering verification.

Background

The object on the balance, usually a metal block or a metal sheet, serving as a mass standard can be used for weighing a relatively accurate mass, and the weight must be combined with the balance or the balance (the weight used on the balance is often called a mound) to be used for measuring the mass of other objects, so that the object is a subordinate material measuring tool.

The utility model relates to a weight metering device, which is characterized in that a weight is required to be calibrated and metered when being placed on a metered balance, but the weight is easy to collide with an electronic balance when being contacted with the electronic balance, a slow-descending device for weight metering verification is proposed in China patent application No. 202120923026.9, a motor driving gear is adopted in the scheme, so that a lifting rope on a winding wheel is wound, the weight is lifted, the lifting rope of the weight is required to be tied on the weight, but in the scheme, the weight is required to be taken and taken through tweezers or gloves under the prior condition, in order to prevent inaccurate weight caused by abrasion of the weight, the lifting rope is required to be tied on the weight, the weight is driven to swing simultaneously by the lifting rope, the placement of the weight is not facilitated, lifting adjustment of a supporting plate of the weight is prevented by adopting racks in the scheme, and during the modulation, collision abrasion of the weight is more easily caused by the swinging of the lifting rope.

Disclosure of Invention

The utility model aims to provide a descent control device for weight metering verification, which is used for solving the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a slowly fall device for in weight metrological verification, includes the stand framework on base and the base, the slide rail has been seted up on the stand framework, slide rail department sliding connection has the bracing piece, one side of bracing piece is connected with the holder that presss from both sides the weight, and the other end of bracing piece is connected with the lifter, the lifter is installed in the stand framework, the outside of stand framework is equipped with adsorption component, and adsorption component's outside is connected with the electronic scale layer board, the electronic scale layer board is located the holder bottom.

Preferably, the lifting piece comprises a screw rod connected to the base, a first bevel gear is connected to the outer side of the screw rod, a second bevel gear is meshed to the outer side of the first bevel gear, the first bevel gear and the second bevel gear are all distributed in the upright column frame body, a driving motor is connected to the outer side of the upright column frame body, an output shaft of the driving motor penetrates through the upright column frame body and is connected with the second bevel gear, a threaded sleeve is connected to the screw rod, and the threaded sleeve is connected with the support rod.

Preferably, the clamping piece comprises a mounting plate connected to one end of the connecting rod, two ends of the mounting plate are respectively connected with a fixing shaft, one fixing shaft is connected with a hook, the other fixing shaft is connected with a mounting sphere, two clamping pieces corresponding to each other are connected to the mounting sphere, the clamping pieces are in a semi-sector shape, and the inner sides of the clamping pieces are contact rubber blocks.

Preferably, a restoring spring is connected between the two clamping sheets.

Preferably, the middle section of the supporting rod is provided with a contraction section.

Preferably, the adsorption component comprises two adsorption tanks arranged outside the upright column frame body, the two adsorption tanks are symmetrically distributed on two sides of the sliding rail, the surfaces of the adsorption tanks are made of metal materials, strong magnetic blocks are adsorbed at the adsorption tanks, the outer sides of the strong magnetic blocks are connected with fixing columns, and the electronic scale supporting plate is installed on the two fixing columns.

Preferably, a limit groove is arranged on the groove edge of the adsorption groove, and a limit rod is connected between the two powerful magnetic blocks and slides at the limit groove.

Preferably, the two sides of the mounting plate are waist-shaped.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, by designing the two clamping pieces which are different and clamp the outer sides of the weights, compared with the prior art, the weight is tied by adopting the lifting rope, the scheme is more convenient and faster, and the weight is not in direct contact with the weights, so that contact abrasion is avoided, and meanwhile, the screw is adopted to drive the clamped weights to lift up and down, so that the weight is prevented from colliding with the bottom supporting plate due to swing in the testing process, and abrasion is reduced.

According to the utility model, the adsorption component with adsorptivity is designed on the outer side of the upright post frame body to adjust the position of the electronic scale supporting plate, so that the adjustment mode of the position of the electronic scale supporting plate is optimized, and the measurement process is more convenient.

Drawings

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

FIG. 2 is a schematic view of the back structure of the present utility model;

FIG. 3 is a schematic view of the structure of the present utility model after the adsorption module is removed;

FIG. 4 is a schematic view of the structure of the adsorption module according to the present utility model;

fig. 5 is an enlarged view of the area a in fig. 3.

In the figure: 1-a base; 2-a column frame; 3-sliding rails; 4-supporting rods; 5-clamping members; 6-lifting piece; 7-an adsorption module; 8-an electronic scale supporting plate; 51-mounting plate; 52-a fixed shaft; 53-hanging hook; 54-mounting a sphere; 55-clamping sheets; 56-contact rubber blocks; 57-restoring the spring; 61-screw; 62-first bevel gear; 63-a second bevel gear; 64-a drive motor; 65-thread sleeve; 71-an adsorption tank; 72-strong magnetic blocks; 73-fixing the column; 74-a limit groove; 75-limit rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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. 1-5, the present utility model provides a technical solution: the utility model provides a slowly fall device for in weight metrological verification, includes stand framework 2 on base 1 and base 1, set up slide rail 3 on the stand framework 2, slide rail 3 department sliding connection has bracing piece 4, one side of bracing piece 4 is connected with the holder 5 that presss from both sides the weight, and the other end of bracing piece 4 is connected with lifter 6, lifter 6 installs in stand framework 2, the interlude of bracing piece 4 is equipped with the shrink section, the outside of stand framework 2 is equipped with adsorption component 7, and adsorption component 7's outside is connected with electronic scale layer board 8, electronic scale layer board 8 is located the holder 5 bottom.

This scheme design two kinds of clamping pieces 5 in the weight outside of different clamping, adopt the lifting rope to tie the weight than with prior art in, this scheme is more convenient, and do not have with weight direct contact, thereby avoided contact wearing and tearing, adopt screw 61 to drive centre gripping back weight to hoist from top to bottom in this scheme simultaneously, avoided the weight to collide with the bottom layer board owing to the swing in the test process, thereby the wearing and tearing have been reduced, through the position that the absorption subassembly 7 that has the adsorptivity in the design of stand framework 2 outside was used for adjusting electronic scale layer board 8, thereby the adjustment mode of electronic scale layer board 8 position has been optimized, it is more convenient to make the measurement process.

Before checking and measuring, the position of the electronic scale supporting plate 8 needs to be adjusted, at this time, the adsorption assembly 7 needs to be moved to be adjusted, the adsorption assembly 7 in the scheme comprises two adsorption grooves 71 arranged outside the upright frame 2, the two adsorption grooves 71 are symmetrically distributed on two sides of the sliding rail 3, the surfaces of the adsorption grooves 71 are made of metal materials, powerful magnetic blocks 72 are adsorbed at the positions of the adsorption grooves 71, the two powerful magnetic blocks 72 are connected with fixing columns 73 on the outer sides, and the electronic scale supporting plate 8 is installed on the two fixing columns 73. The slot edge of adsorption groove 71 is equipped with spacing groove 74, and is connected with gag lever post 75 between two powerful magnetic path 72, gag lever post 75 slides in spacing groove 74 department, and the check personnel upwards or move downwards in the bottom department of electronic scale layer board 8 through handheld, because the bottom and the two fixed columns 73 fixed connection of electronic scale layer board 8, two fixed columns 73 and powerful magnetic path 72 fixed connection simultaneously, after outwards pulling out certain distance, two powerful magnetic path 72 are separated from the adsorption groove 71 position this moment, after adjusting electronic scale layer board 8 position, press to adsorption groove 71 this moment for powerful magnetic path 72 adsorbs with the metal material on adsorption groove 71 surface, thereby stabilizes the position of electronic scale layer board 8.

After the position of the electronic scale supporting plate 8 is fixed, the weight needs to be fixed at the moment, the top of the existing weight is in a hook shape, or a small cylinder is in a protruding shape, the clamping piece 5 comprises a mounting plate 51 connected to one end of the connecting rod, two sides of the mounting plate 51 are waist-shaped, two ends of the mounting plate 51 are respectively connected with a fixing shaft 52, one of the fixing shafts 52 is connected with a hook 53, the other fixing shaft 52 is connected with a mounting sphere 54, two clamping pieces 55 corresponding to each other are connected to the mounting sphere 54, the clamping pieces 55 are in a half fan shape, and the inner sides of the clamping pieces 55 are in contact with rubber blocks 56. The clamping pieces 55 are connected with a re-tightening spring 57, when the weight to be checked is in a hanging hook shape, the mounting plate 51 in the drawing is rotated at the moment, one end of the hanging hook 53 is downwards and is hung with the hanging hook of the weight, when the upper end of the checked weight is in a small bulge shape, the convex part on the upper part of the weight is clamped by forceps at the moment, the small bulge part on the weight passes through the two contact rubber blocks 56, and under the action of the re-tightening spring 57, the contact rubber blocks 56 tighten the small bulge part on the upper part of the weight.

After the weight centre gripping is good, need descend the weight to electronic scale layer board 8 department through lifting part 6 to check this moment, lifting part 6 in this scheme is including connecting the screw rod 61 on base 1, the screw rod 61 outside is connected with first bevel gear 62, and the outside meshing of first bevel gear 62 has second bevel gear 63, first bevel gear 62 and second bevel gear 63 all distribute inside stand framework 2, the outside of stand framework 2 is connected with driving motor 64, and driving motor 64's output shaft passes stand framework 2 and is connected with second bevel gear 63, be connected with thread bush 65 on screw rod 61, and thread bush 65 is connected with bracing piece 4, through start driving motor 64 to make second bevel gear 63 drive first bevel gear 62 and rotate, and then make screw rod 61 rotate, because thread bush 65 cover is on screw rod 61, thereby make thread bush 65 drive the good weight of dress drop to electronic scale layer board 8 department.

It is noted that relational terms such as first and second, and the like are 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. Moreover, 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 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 slowly fall device for in weight metrological verification, includes stand framework (2) on base (1) and base (1), its characterized in that: the utility model discloses a stand frame body, including stand frame body (2), stand frame body (2) and support bar (4) have been seted up on slide rail (3), one side of support bar (4) is connected with clamping piece (5) of centre gripping weight, and the other end of support bar (4) is connected with lifting piece (6), lifting piece (6) are installed in stand frame body (2), the outside of stand frame body (2) is equipped with adsorption component (7), and the outside of adsorption component (7) is connected with electronic scale layer board (8), electronic scale layer board (8) are located clamping piece (5) bottom.

2. A descent control device for use in weight metrology assays according to claim 1, wherein: lifting piece (6) are including connecting screw rod (61) on base (1), screw rod (61) outside is connected with first bevel gear (62), and the outside meshing of first bevel gear (62) has second bevel gear (63), first bevel gear (62) and second bevel gear (63) are equallyd divide and are distributed inside stand framework (2), the outside of stand framework (2) is connected with driving motor (64), and the output shaft of driving motor (64) passes stand framework (2) and is connected with second bevel gear (63), be connected with thread bush (65) on screw rod (61), and thread bush (65) are connected with bracing piece (4).

3. A descent control device for use in weight metrology assays according to claim 2, wherein: the clamping piece (5) comprises a mounting plate (51) connected to one end of the connecting rod, two ends of the mounting plate (51) are respectively connected with a fixing shaft (52), one fixing shaft (52) is connected with a hook (53), the other fixing shaft (52) is connected with a mounting ball body (54), two clamping pieces (55) corresponding to each other are connected to the mounting ball body (54), the clamping pieces (55) are semi-sector-shaped, and the inner sides of the clamping pieces (55) are contact rubber blocks (56).

4. A descent control device for use in weight metrology assays according to claim 3, wherein: a re-tightening spring (57) is connected between the two clamping sheets (55).

5. A descent control device for use in weight metrology assays according to claim 2, wherein: the middle section of the supporting rod (4) is provided with a contraction section.

6. A descent control device for use in weight metrology assays according to claim 1, wherein: the adsorption component (7) comprises two adsorption grooves (71) arranged on the outer side of the upright column frame body (2), the two adsorption grooves (71) are symmetrically distributed on two sides of the sliding rail (3), the surfaces of the adsorption grooves (71) are made of metal materials, strong magnetic blocks (72) are adsorbed on the adsorption grooves (71), the outer sides of the two strong magnetic blocks (72) are connected with fixing columns (73), and the electronic scale supporting plate (8) is installed on the two fixing columns (73).

7. The descent control device for weight metering verification according to claim 6, wherein: limiting grooves (74) are formed in the groove edges of the adsorption grooves (71), limiting rods (75) are connected between the two powerful magnetic blocks (72), and the limiting rods (75) slide at the limiting grooves (74).

8. A descent control device for use in weight metrology assays according to claim 3, wherein: the two sides of the mounting plate (51) are waist-shaped.