CN212320885U

CN212320885U - High-performance error-free and reliable analytical balance

Info

Publication number: CN212320885U
Application number: CN202020921191.6U
Authority: CN
Inventors: 吴湘涛
Original assignee: Suzhou Meilaiwo Biotechnology Co ltd
Current assignee: Suzhou Meilaiwo Biotechnology Co ltd
Priority date: 2020-05-27
Filing date: 2020-05-27
Publication date: 2021-01-08
Anticipated expiration: 2030-05-27

Abstract

The utility model discloses a high performance is errorless and reliable analytical balance, including supporting platform, supporting platform's lower fixed surface installs the regulation supporting leg, supporting platform's last fixed surface installs the protection casing, the front of protection casing is rotated through the hinge and is connected with sealing door, the interior roof fixed mounting of protection casing has dry box, turning right from a left side in proper order fixed mounting of supporting platform's upper surface has weight box, spacing support column, balance supporting seat and tool holder. This high performance is errorless and reliable analytical balance through setting up spacing support column, at the ordinary times when need not use the analysis day, utilizes the gag lever post on the spacing support column, with upwards lifting such as balancing pole intercommunication tray, makes it break away from the edge of a knife, reduces the damage of balancing pole to the edge of a knife, adjusts the supporting leg through setting up, when external environment changes, can utilize to adjust the supporting leg and adjust supporting platform to the horizontality, improves analytical balance's the degree of accuracy.

Description

High-performance error-free and reliable analytical balance

Technical Field

The utility model relates to an analytical balance technical field specifically is an accurate and reliable analytical balance of high performance.

Background

The analytical balance is an instrument for accurately weighing a certain mass of substance, whether the balance is normal or not and is in a horizontal position or not is checked before weighing, whether a lifting lug and a ring code fall off or not and whether the inside and the outside of a glass frame are clean or not are checked, and the analytical balance is an indispensable important instrument in quantitative analysis work and generally refers to a balance capable of accurately weighing 0.0001 g.

Traditional analytical balance, when not using, the crossbeam is placed on the balance edge all the time, causes the damage to the balance edge easily, influences analytical balance's accuracy, and traditional analytical balance self does not have the device of level regulation, can't adjust the level when the environment changes.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high performance is errorless and reliable analytical balance to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high performance is errorless and reliable analytical balance, includes supporting platform, supporting platform's lower fixed surface installs the regulation supporting leg, supporting platform's last fixed surface installs the protection casing, the front of protection casing is connected with sealing door through the hinge rotation, the interior roof fixed mounting of protection casing has dry box, turning right from a left side in proper order fixed mounting of supporting platform's upper surface has weight box, spacing support column, balance supporting seat and operation tool box, the last fixed surface of balance supporting seat installs the edge of a knife support post, the upper end fixed mounting of edge of a knife support post has the calibrated scale, the upper end of edge of a knife support post is seted up flutedly, the interior diapire fixed mounting of recess has the edge of a knife, the upper surface of edge of a knife is provided with the balancing pole, the front fixed mounting of balancing pole has the pointer, the upper surface both ends of, the balance bar is characterized in that balance nuts are fixedly mounted at the left end and the right end of the balance bar, a vernier is fixedly mounted on the lower surface of the balance bar through an L-shaped connecting rod, and a vernier is slidably connected to the upper surface of the vernier.

Preferably, the quantity of adjusting the supporting leg is four, and four adjust the supporting leg and be the lower surface four corners that the rectangle array equidistance set up at supporting platform, four the lower surface of adjusting the supporting leg all is connected with adjusting bolt through the screw thread rotation, adjusting bolt's lower extreme is connected with the slipmat through the bearing rotation.

Preferably, five drying grooves are formed in the front face of the drying box, meshes are formed in the positions, corresponding to the five drying grooves, of the lower surface of the drying box, and activated carbon bags are placed on the inner wall of the five drying grooves.

Preferably, T type groove has been seted up on the right side of spacing support column, the interior diapire in T type groove is connected with the screw thread post through the bearing rotation, the upper end fixed mounting of screw thread post has the crank, the surface threaded connection of screw thread post has the gag lever post.

Preferably, the front and the side of the supporting platform are both provided with a vacuole level gauge, and the protective cover and the sealing door are both made of transparent toughened glass.

Preferably, the number of the limiting support columns is two, the two limiting support columns are symmetrically arranged on the left side and the right side of the balance support seat, a limiting groove is formed in one end, away from the limiting support columns, of the limiting rod, and the limiting groove is located below the tray.

Advantageous effects

The utility model provides a high performance is errorless and reliable analytical balance possesses following beneficial effect:

1. this high performance is errorless and reliable analytical balance through setting up spacing support column, at the ordinary times when need not use the analysis day, utilizes the gag lever post on the spacing support column, with upwards lifting such as balancing pole intercommunication tray, makes it break away from the edge of a knife, reduces the damage of balancing pole to the edge of a knife, adjusts the supporting leg through setting up, when external environment changes, can utilize to adjust the supporting leg and adjust supporting platform to the horizontality, improves analytical balance's the degree of accuracy.

2. This high performance is errorless and reliable analytical balance through setting up the vacuole spirit level, before using analytical balance at every turn, can audio-visual observation out analytical balance whether be in the horizontality, through setting up dry box and active carbon bag, can provide a dry measuring environment for analytical balance, avoids humidity to measuring result's influence.

Drawings

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

FIG. 2 is a schematic top view of a balance support base;

FIG. 3 is a schematic bottom view of the drying box;

FIG. 4 is a schematic view of a front cross-sectional structure of a limiting support column;

FIG. 5 is a schematic view of a front section structure of the adjusting support leg.

In the figure: the device comprises a supporting platform 1, an adjusting supporting leg 2, a protective cover 3, a sealing door 4, a drying box 5, a weight box 6, a limiting supporting column 7, a balance supporting seat 8, an operating tool box 9, a knife edge supporting column 10, a dial 11, a knife edge 12, a balancing rod 13, a pointer 14, a tray 15, a balancing nut 16, a vernier scale 17, a vernier code 18, an adjusting bolt 19, a non-slip mat 20, an active carbon bag 21, a T-shaped groove 22, a threaded column 23, a crank handle 24, a limiting rod 25 and a vacuole level meter 26.

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, the present invention provides a technical solution: the utility model provides a high performance is errorless and reliable analytical balance, including supporting platform 1, supporting platform 1's front and side all are provided with vacuole spirit level 26, through setting up vacuole spirit level 26, before using analytical balance at every turn, whether can audio-visual observation analytical balance be in the horizontality, supporting platform 1's lower fixed surface installs regulation supporting leg 2, the quantity of regulation supporting leg 2 is four, and four regulation supporting legs 2 are the lower surface four corners that the rectangle array equidistance set up at supporting platform 1, four lower surfaces of adjusting supporting leg 2 all are connected with adjusting bolt 19 through screw rotation, adjusting bolt 19's lower extreme is connected with slipmat 20 through bearing rotation.

Through setting up adjusting support leg 2, when external environment changes, can utilize adjusting support leg 2 to adjust supporting platform 1 to the horizontality, improve analytical balance's the degree of accuracy, supporting platform 1's last fixed surface installs protection casing 3, the front of protection casing 3 is connected with sealing door 4 through the hinge rotation, the material of protection casing 3 and sealing door 4 is transparent toughened glass, the interior roof fixed mounting of protection casing 3 has dry box 5, five drying cabinets have been seted up in dry box 5's front, the mesh has all been seted up to the position that dry box 5 lower surface corresponds five drying cabinets, activated carbon bag 21 has all been placed to the inner wall of five drying cabinets, through setting up dry box 5 and activated carbon bag 21, can provide a dry measuring environment for analytical balance, avoid humidity to measuring result's influence.

The upper surface of the supporting platform 1 is sequentially and fixedly provided with a weight box 6, a limiting support column 7, a balance support seat 8 and an operating tool box 9 from left to right, the right side of the limiting support column 7 is provided with T-shaped grooves 22, the inner bottom wall of the T-shaped groove 22 is rotatably connected with a threaded column 23 through a bearing, the upper end of the threaded column 23 is fixedly provided with a crank handle 24, the outer surface of the threaded column 23 is in threaded connection with two limiting rods 25, the number of the limiting support columns 7 is two, the two limiting support columns 7 are symmetrically arranged at the left side and the right side of the balance support seat 8, one end of the limiting rod 25, far away from the limiting support column 7, is provided with a limiting groove, the limiting groove is positioned below the tray 15, and through the arrangement of the limiting support columns 7, the balancing rod 13 is communicated with the tray 15 and the like to be lifted, reducing the damage of the balance bar 13 to the knife edge 12.

Balance supporting seat 8's last fixed surface installs edge of a knife support column 10, edge of a knife support column 10's upper end fixed mounting has calibrated scale 11, the recess has been seted up to edge of a knife support column 10's upper end, the interior diapire fixed mounting of recess has edge of a knife 12, edge of a knife 12's upper surface is provided with balancing pole 13, balancing pole 13's positive fixed mounting has pointer 14, balancing pole 13's upper surface both ends all have tray 15 through connecting rod fixed mounting, balancing pole 13's the equal fixed mounting in both ends has balance nut 16 about, balancing pole 13's lower surface has vernier scale 17 through L type connecting rod fixed mounting, vernier scale 17's last surface sliding connection has vernier scale 18.

The working principle is as follows: when the high-performance faultless and reliable analysis scale needs to be used, whether the supporting platform 1 is in a horizontal state or not is observed through the vacuole level meter 26, if the supporting platform is not in the horizontal state, the length of the supporting leg 2 is controlled and adjusted through adjusting the adjusting bolt 19 on the supporting leg 2, further, the supporting platform 1 is in the horizontal state, the balance rod 13 is slowly put down by opening the sealing door 4 through rotating the crank handle 24, the balance rod is erected on the knife edge 12, then, the objects needing to be analyzed are weighed according to a method for normally using the balance, after the use is finished, the balance rod 13 is communicated with the tray 15 and the like through the crank handle 24 and is lifted upwards, the balance rod is separated from the knife edge, the damage to the knife edge 12 by the balance rod 13 is reduced, and the correctness of the.

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

1. A high-performance, error-free and reliable analytical balance comprising a support platform (1), characterized in that: the lower fixed surface of the supporting platform (1) is provided with an adjusting supporting leg (2), the upper fixed surface of the supporting platform (1) is provided with a protective cover (3), the front of the protective cover (3) is connected with a sealing door (4) through a hinge in a rotating manner, the inner top wall of the protective cover (3) is fixedly provided with a drying box (5), the upper surface of the supporting platform (1) is sequentially fixedly provided with a weight box (6), a limiting supporting column (7), a balance supporting seat (8) and an operating tool box (9) from left to right, the upper fixed surface of the balance supporting seat (8) is provided with a knife edge supporting column (10), the upper end of the knife edge supporting column (10) is fixedly provided with a dial (11), the upper end of the knife edge supporting column (10) is provided with a groove, the inner bottom wall of the groove is fixedly provided with a knife edge (12), the utility model discloses a balance bar, including stabilizer bar (13), the positive fixed mounting of stabilizer bar (13) has pointer (14), the upper surface both ends of stabilizer bar (13) all have tray (15) through connecting rod fixed mounting, the equal fixed mounting in both ends has balance nut (16) about stabilizer bar (13), the lower surface of stabilizer bar (13) has vernier scale (17) through L type connecting rod fixed mounting, the last sliding surface of vernier scale (17) is connected with vernier scale (18).

2. A high-performance, error-free and reliable analytical balance according to claim 1, wherein: the quantity of adjusting supporting leg (2) is four, and four adjust supporting leg (2) and be the lower surface four corners that the rectangle array equidistance set up in supporting platform (1), four the lower surface of adjusting supporting leg (2) all is connected with adjusting bolt (19) through the screw rotation, the lower extreme of adjusting bolt (19) is connected with slipmat (20) through the bearing rotation.

3. A high-performance, error-free and reliable analytical balance according to claim 1, wherein: five drying grooves are formed in the front face of the drying box (5), meshes are formed in the positions, corresponding to the five drying grooves, of the lower surface of the drying box (5), and activated carbon bags (21) are placed on the inner wall of the drying grooves.

4. A high-performance, error-free and reliable analytical balance according to claim 1, wherein: t type groove (22) have been seted up on the right side of spacing support column (7), the inner diapire in T type groove (22) is connected with screw thread post (23) through the bearing rotation, the upper end fixed mounting of screw thread post (23) has crank (24), the surface threaded connection of screw thread post (23) has gag lever post (25).

5. A high-performance, error-free and reliable analytical balance according to claim 1, wherein: the front and the side of the supporting platform (1) are both provided with a vacuole level meter (26), and the protective cover (3) and the sealing door (4) are made of transparent toughened glass.

6. A high-performance, error-free and reliable analytical balance as set forth in claim 4, characterized in that: the quantity of spacing support column (7) is two, and two spacing support column (7) symmetry sets up both sides about balance supporting seat (8), the one end that spacing support column (7) were kept away from in gag lever post (25) is provided with the spacing groove, and this spacing groove is located tray (15) below.