CN220339505U - Analytical balance accessory for weighing organic solvent - Google Patents
Analytical balance accessory for weighing organic solvent Download PDFInfo
- Publication number
- CN220339505U CN220339505U CN202322053548.XU CN202322053548U CN220339505U CN 220339505 U CN220339505 U CN 220339505U CN 202322053548 U CN202322053548 U CN 202322053548U CN 220339505 U CN220339505 U CN 220339505U
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- Prior art keywords
- block
- analytical balance
- annular frame
- protective cover
- arc
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- 238000005303 weighing Methods 0.000 title claims abstract description 24
- 239000003960 organic solvent Substances 0.000 title claims abstract description 16
- 238000007599 discharging Methods 0.000 claims abstract description 36
- 230000001681 protective effect Effects 0.000 claims abstract description 24
- 238000007664 blowing Methods 0.000 claims description 8
- 230000006978 adaptation Effects 0.000 claims 1
- 239000011232 storage material Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses an analytical balance accessory for weighing organic solvents, comprising: the analytical balance comprises an analytical balance body, a weighing disc, a protective cover and a placing limiting mechanism, wherein the weighing disc is arranged at the top of the analytical balance body, the protective cover is arranged at the top of the analytical balance body, the placing limiting mechanism is arranged in the protective cover, and the placing limiting mechanism comprises an annular frame and a connecting block. According to the utility model, through the mutual matching of the annular frame, the connecting block, the discharging cup, the movable plate, the arc-shaped clamping block, the fixed block, the supporting plate, the fixed groove, the sliding rod, the movable block, the elastic piece, the positioning block, the positioning groove and the pulling block, the discharging cup can be stored in the protective cover, meanwhile, the stability of the discharging cup in the protective cover is ensured, the phenomenon that the discharging cup is forgotten to be carried when carrying and analyzing is avoided, and thus the flexibility of the discharging cup in use is improved, and the discharging cup can be taken and used at any time according to the requirement.
Description
Technical Field
The utility model relates to the technical field of analytical balances, in particular to an analytical balance accessory for weighing an organic solvent.
Background
The analytical balance is the most important instrument for accurately weighing in experiments, can be divided into mechanical and electronic types, is usually provided with a protective cover, can avoid inaccurate test results caused by external dust and wind power, and is usually required to weigh organic solvents in the judicial identification process, and the organic solvents are required to be filled into a storage material cup during weighing and then are required to be weighed on a weighing disc of the analytical balance when the storage material cup is placed.
However, the conventional storage cups are prepared additionally, so that the storage cups are forgotten to be carried when the storage cups are carried on the day of analysis, and thus the organic solvent cannot be weighed, and the usability flexibility is reduced.
Disclosure of Invention
The utility model aims to provide an analytical balance accessory for weighing organic solvents, which solves the problems in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: an analytical balance assembly for weighing organic solvents comprising:
an analytical balance body;
the weighing disc is arranged at the top of the analytical balance body;
the protective cover is arranged on the top of the analytical balance body;
the placing limiting mechanism is arranged in the protective cover and comprises an annular frame and connecting blocks, the annular frame is arranged at the top of the inner wall of the protective cover, a discharging cup is arranged in the annular frame, the bottom of the discharging cup penetrates through the annular frame and extends to the outside of the discharging cup, the number of the connecting blocks is two and is respectively arranged at the left side and the right side of the annular frame, and the surfaces of the connecting blocks are connected with movable plates in a sliding mode;
the positioning mechanism is arranged on the placement limiting mechanism.
Preferably, two opposite sides of the movable plate are provided with arc-shaped clamping blocks matched with the discharging cup, the bottoms of the arc-shaped clamping blocks are provided with fixed blocks, and the bottoms of the fixed blocks are provided with supporting plates.
Preferably, one side of the arc-shaped clamping block, which is close to the discharging cup, is in contact with the discharging cup, and the arc-shaped clamping block is arc-shaped.
Preferably, the positioning mechanism comprises two fixing grooves, the two fixing grooves are respectively arranged at the left side and the right side of the top of the arc-shaped clamping block, the top and the bottom of the inner wall of the fixing groove are fixedly connected through a sliding rod, and the surface of the sliding rod is slidably connected with a moving block.
Preferably, the surface of the sliding rod is sleeved with an elastic piece, and the elastic piece is made of a spring.
Preferably, the locating block is installed at the top of movable block, the constant head tank has been seted up to the bottom of annular frame and the position that corresponds the locating block, the top of locating block runs through fixed slot and constant head tank in proper order from bottom to top and extends to the inside of constant head tank and the inner wall mutual contact of constant head tank, the surface mounting of locating block has the pull block.
Compared with the prior art, the utility model has the following beneficial effects:
according to the utility model, through the mutual matching of the annular frame, the connecting block, the discharging cup, the movable plate, the arc-shaped clamping block, the fixed block, the supporting plate, the fixed groove, the sliding rod, the movable block, the elastic piece, the positioning block, the positioning groove and the pulling block, the discharging cup can be stored in the protective cover, meanwhile, the stability of the discharging cup in the protective cover is ensured, the phenomenon that the discharging cup is forgotten to be carried when carrying and analyzing is avoided, and thus the flexibility of the discharging cup in use is improved, and the discharging cup can be taken and used at any time according to the requirement.
Drawings
FIG. 1 is a schematic perspective view of a protective cover according to the present utility model;
FIG. 2 is a schematic perspective view of the positioning mechanism and the positioning mechanism of the present utility model;
FIG. 3 is a schematic perspective view of a bottom view of the positioning mechanism and the positioning mechanism of the present utility model;
FIG. 4 is a schematic perspective view of a movable plate, an arc-shaped clamping block and a supporting plate according to the present utility model;
FIG. 5 is a cross-sectional view of a front view of the structure of the present utility model;
fig. 6 is an enlarged view of a portion of fig. 5 a in accordance with the present utility model.
In the figure: the analytical balance comprises an analytical balance body, an 11 weighing disc, a 12 protective cover, a 2 placement limiting mechanism, a 21 annular frame, a 22 connecting block, a 23 discharging cup, a 200 movable plate, a 24 arc-shaped clamping block, a 25 fixed block, a 26 supporting plate, a 3 positioning mechanism, a 31 fixed slot, a 32 sliding rod, a 33 moving block, a 34 elastic piece, a 35 positioning block, a 36 positioning slot and a 37 pulling block.
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. 1-6, an analytical balance assembly for weighing organic solvents, comprising: an analytical balance body 1 and a weighing pan 11, the weighing pan 11 being mounted on top of the analytical balance body 1. The protective cover 12 is mounted on top of the analytical balance body 1. The front of the protective cover 12 is movably connected with a protective door through a hinge. The placing limiting mechanism 2 is arranged in the protective cover 12, the placing limiting mechanism 2 comprises an annular frame 21 and a connecting block 22, the annular frame 21 is arranged at the top of the inner wall of the protective cover 12, a discharging cup 23 is arranged in the annular frame 21, the bottom of the discharging cup 23 penetrates through the annular frame 21 and extends to the outside of the annular frame, the surface of the discharging cup 23 is in contact with the inner wall of the annular frame 21, the top of the discharging cup 23 is in contact with the top of the inner wall of the protective cover 12, the number of the connecting blocks 22 is two and are respectively arranged at the left side and the right side of the annular frame 21, the surface of the connecting block 22 is in sliding connection with a movable plate 200, the top of the movable plate 200 is in sliding contact with the top of the inner wall of the protective cover 12, arc-shaped clamping blocks 24 matched with the discharging cup 23 are fixedly connected to one side of the arc-shaped clamping blocks 24, the bottom of the arc-shaped clamping blocks 24 is fixedly connected with a fixed block 25, the bottom of the fixed block 25 is fixedly connected with a supporting plate 26, and the top of the supporting plate 26 is in contact with the bottom of the discharging cup 23.
Through setting up annular frame 21 to guaranteed the stability that blowing cup 23 placed in protection casing 12, through setting up arc clamp splice 24 and backup pad 26, thereby further improved the stability of blowing cup 23 in protection casing 12. And the connecting block 22 is kept away from the one side fixedly connected with dog of annular frame 21, through setting up the dog, has played the effect of spacing fly leaf 200, avoids fly leaf 200 and connecting block 22 to take place the phenomenon that breaks away from.
The positioning mechanism 3 is arranged on the placement limiting mechanism 2, the positioning mechanism 3 comprises two fixing grooves 31, the number of the fixing grooves 31 is two, the fixing grooves 31 are respectively arranged on the left side and the right side of the top of the arc-shaped clamping block 24, the top and the bottom of the inner wall of each fixing groove 31 are fixedly connected through a sliding rod 32, the surface of each sliding rod 32 is slidably connected with a moving block 33, the surface of each moving block 33 is in sliding contact with the inner wall of each fixing groove 31, an elastic piece 34 is sleeved on the surface of each sliding rod 32, the elastic pieces 34 are made of springs, the top of each moving block 33 is fixedly connected with a positioning block 35, the bottom of each annular frame 21 is provided with a positioning groove 36 corresponding to the position of each positioning block 35, the top of each positioning block 35 sequentially penetrates through the fixing grooves 31 and the positioning grooves 36 from bottom to top and extends to the inside of each positioning groove 36 to be in contact with the inner wall of each positioning groove 36, the surface of each positioning block 35 is fixedly connected with a pulling block 37, and the top of each pulling block 37 is in contact with the bottom of each annular frame 21. By providing the pull block 37, the pull block 37 facilitates the downward movement of the operation positioning block 35, and the elastic piece 34 has a force for driving the moving block 33 to move upwards.
Specifically, when the discharging cup 23 needs to be taken down, the protective door is opened firstly, then the pull block 37 is pulled downwards, the pull block 37 drives the positioning block 35 to move downwards, the positioning block 35 drives the moving block 33 to press the elastic piece 34 downwards to move, the positioning block 35 and the positioning groove 36 are separated, then the force for pulling the pull block 37 downwards is unchanged, meanwhile, the force for pulling the pull block 37 away from the discharging cup 23 is increased, the arc-shaped clamping block 24 drives the supporting plate 26 to move away from the discharging cup 23, the arc-shaped clamping block 24 drives the movable plate 200 to move on the surface of the connecting block 22, the arc-shaped clamping block 24 and the supporting plate 26 are separated from the discharging cup 23, and then the discharging cup 23 is pulled downwards, so that the discharging cup 23 and the annular frame 21 are separated, and the discharging cup 23 can be taken down.
Through annular frame 21, connecting block 22, blowing cup 23, fly leaf 200, arc clamp splice 24, fixed block 25, backup pad 26, fixed slot 31, slide bar 32, movable block 33, elastic component 34, locating piece 35, constant head tank 36 and draw piece 37's mutually supporting to make blowing cup 23 deposit the inside of protection casing 12, guaranteed simultaneously that blowing cup 23 places the stability of protection casing 12 inside, avoid leading to carrying the phenomenon that the analysis day at ordinary times can forget to carry blowing cup 23, thereby improved the flexibility when using, make blowing cup 23 take at any time as required and use.
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 (6)
1. An analytical balance kit for weighing organic solvents, comprising:
an analytical balance body (1);
a weighing pan (11), the weighing pan (11) being mounted on top of the analytical balance body (1);
the protective cover (12) is arranged at the top of the analytical balance body (1);
the device comprises a placement limiting mechanism (2), wherein the placement limiting mechanism (2) is arranged in a protective cover (12), the placement limiting mechanism (2) comprises an annular frame (21) and connecting blocks (22), the annular frame (21) is arranged at the top of the inner wall of the protective cover (12), a discharging cup (23) is arranged in the annular frame (21), the bottom of the discharging cup (23) penetrates through the annular frame (21) and extends to the outside of the annular frame, the number of the connecting blocks (22) is two and is respectively arranged at the left side and the right side of the annular frame (21), and movable plates (200) are connected to the surface of the connecting blocks (22) in a sliding mode;
the positioning mechanism (3), the positioning mechanism (3) is arranged on the placement limiting mechanism (2).
2. An analytical balance kit for weighing organic solvents according to claim 1, characterized in that: two arc clamp splice (24) with blowing cup (23) looks adaptation are all installed to the opposite one side of fly leaf (200), fixed block (25) are installed to the bottom of arc clamp splice (24), backup pad (26) are installed to the bottom of fixed block (25).
3. An analytical balance kit for weighing organic solvents according to claim 2, characterized in that: one side of the arc-shaped clamping block (24) close to the discharging cup (23) is in contact with the discharging cup (23), and the arc-shaped clamping block (24) is arc-shaped.
4. An analytical balance kit for weighing organic solvents according to claim 3, characterized in that: the positioning mechanism (3) comprises two fixing grooves (31), the two fixing grooves (31) are respectively arranged on the left side and the right side of the top of the arc-shaped clamping block (24), the top and the bottom of the inner wall of the fixing grooves (31) are fixedly connected through a sliding rod (32), and the surface of the sliding rod (32) is slidably connected with a moving block (33).
5. An analytical balance kit for weighing organic solvents according to claim 4, wherein: the surface of the sliding rod (32) is sleeved with an elastic piece (34), and the elastic piece (34) is made of a spring.
6. An analytical balance kit for weighing organic solvents according to claim 5, wherein: the locating block (35) is installed at the top of movable block (33), constant head tank (36) have been seted up to the bottom of annular frame (21) and the position that corresponds locating block (35), fixed slot (31) and constant head tank (36) are run through in proper order from bottom to top at the top of locating block (35) and extend to the inside of constant head tank (36) and the inner wall mutual contact of constant head tank (36), the surface mounting of locating block (35) has pull block (37).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322053548.XU CN220339505U (en) | 2023-07-31 | 2023-07-31 | Analytical balance accessory for weighing organic solvent |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322053548.XU CN220339505U (en) | 2023-07-31 | 2023-07-31 | Analytical balance accessory for weighing organic solvent |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220339505U true CN220339505U (en) | 2024-01-12 |
Family
ID=89459138
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322053548.XU Active CN220339505U (en) | 2023-07-31 | 2023-07-31 | Analytical balance accessory for weighing organic solvent |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220339505U (en) |
-
2023
- 2023-07-31 CN CN202322053548.XU patent/CN220339505U/en active Active
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