CN216309195U - Auxiliary device for weighing analytical balance - Google Patents
Auxiliary device for weighing analytical balance Download PDFInfo
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- CN216309195U CN216309195U CN202123205456.6U CN202123205456U CN216309195U CN 216309195 U CN216309195 U CN 216309195U CN 202123205456 U CN202123205456 U CN 202123205456U CN 216309195 U CN216309195 U CN 216309195U
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- fixing plate
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- upright post
- analytical balance
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Abstract
The utility model discloses an auxiliary device for weighing an analytical balance, which comprises a base, wherein an upright post is arranged at the top end of the base, a first fixing plate and a second fixing plate are arranged on the upright post at intervals, a plurality of centrifuge tube supporting plates which are sleeved together are hinged to the upper end of one side, away from the upright post, of the first fixing plate, a supporting plate for supporting the centrifuge tube supporting plates is arranged at the lower end of the first fixing plate, a centrifuge tube hole is formed in the free side of each centrifuge tube supporting plate, and a supporting plate fixing device is arranged on the second fixing plate. According to the centrifugal tube supporting plate fixing device, the plurality of centrifugal tube supporting plates which are sleeved and installed are arranged, and each centrifugal tube hole is formed in each centrifugal tube supporting plate, so that auxiliary support for centrifugal tubes with different outer diameter sizes can be realized, the centrifugal tubes can be stably placed, meanwhile, the plurality of centrifugal tube supporting plates can be fixed in the vertical direction through the supporting plate fixing device, and the corresponding centrifugal tube supporting plates are selected according to needs, so that interference of other centrifugal tube supporting plates on the centrifugal tubes is avoided, and the whole device is simple in structure and convenient to operate.
Description
Technical Field
The utility model relates to the technical field of experimental instruments, in particular to an auxiliary device for weighing an analytical balance.
Background
Analytical balances are the most important instruments for accurate weighing in experiments and can be divided into mechanical and electronic types. Mechanical analytical balances can be subdivided into ordinary analytical balances, air-damped balances, semi-automatic photoelectric balances, fully-automatic photoelectric balances, single-tray balances and the like. Many samples that need when doing the experiment in the laboratory need adorn and weigh in the centrifuging tube, but in the actual weighing process, because the centrifuging tube bottom is mostly toper or circular structure, can't be fixed with it and stand on analytical balance, often need shift the sample when weighing, it is convenient inadequately to operate, also produces the error easily.
Therefore, how to provide an auxiliary device for weighing an analytical balance, which can realize auxiliary support for centrifugal tubes with different outer diameter sizes, is one of the technical problems to be solved urgently in the field.
SUMMERY OF THE UTILITY MODEL
In view of the above, the present invention provides an auxiliary device for weighing an analytical balance. The purpose is to solve the above-mentioned deficiency and offer.
In order to solve the technical problems, the utility model adopts the following technical scheme:
an auxiliary device for weighing an analytical balance, comprising: a base; the top end of the base is provided with an upright post; a first fixing plate and a second fixing plate are arranged on the upright column at intervals from bottom to top; the upper end of one side, away from the upright posts, of the first fixing plate is hinged with a plurality of centrifuge tube supporting plates which are sequentially sleeved together from inside to outside, and the lower end of the first fixing plate is provided with a supporting plate for supporting the centrifuge tube supporting plates; the free side of each centrifuge tube supporting plate is provided with a centrifuge tube hole; the sizes of the centrifugal pipe holes are sequentially increased from inside to outside; and the second fixing plate is provided with a supporting plate fixing device.
The beneficial effect of this technical scheme is: when the centrifugal tube weighing is carried out, firstly, the adaptive centrifugal tube supporting plate can be selected according to the size of the centrifugal tube, secondly, the centrifugal tube supporting plate is loosened from the supporting plate fixing device, then, the centrifugal tube supporting plate is flatly placed on the supporting plate, then, the centrifugal tube is inserted into the centrifugal tube hole until the bottom of the centrifugal tube is contacted with the base, the centrifugal tube supporting can be completed, and finally, the whole auxiliary device is placed on the analytical balance, and the centrifugal tube weighing can be completed, wherein centrifugal tube holes with different sizes are arranged on the free sides of the centrifugal tube supporting plates which are sleeved together, so that the auxiliary supporting of centrifugal tubes with different outer diameter sizes can be realized, the analytical balance can weigh centrifugal rods with different outer diameter sizes, meanwhile, other centrifugal tube supporting plates can be fixed in the vertical direction through the supporting plate fixing device, the interference with the centrifugal tube is avoided, the weighing is influenced, and the whole device has a simple structure, the operation is convenient.
Preferably, the supporting plate fixing device comprises a fixed baffle and a movable baffle; the fixed baffle is fixedly connected to one side, close to the upright post, of the top end of the second fixed plate; the movable baffle is detachably connected to one side, far away from the upright post, of the top end of the second fixing plate.
Preferably, the bottom end of the movable baffle is provided with an insertion block; correspondingly, the top end of the second fixing plate is provided with a slot matched with the inserting block.
The beneficial effects of the above technical scheme are: through the inserted block and the slot that set up mutual adaptation in adjustable fender bottom and second fixed plate top, can realize adjustable fender's quick plug to realize the quick fixed of centrifuging tube layer board and loosen, and then realize the quick support to different external diameter size test tubes.
Preferably, a grab handle is arranged on the movable baffle.
The beneficial effect of this technical scheme is: the movable baffle plate can be conveniently inserted and pulled out.
Preferably, the first fixing plate and the second fixing plate are both slidably connected to the upright.
The beneficial effect of this technical scheme is: through with first fixed plate and second fixed plate sliding connection on the stand, can conveniently adjust the height of first fixed plate and second fixed plate to satisfy the use of different height dimensions's centrifuging tube.
Preferably, bolts are connected to one sides, close to the upright posts, of the first fixing plate and one side, close to the upright posts, of the second fixing plate in a threaded manner; the tail part of the bolt penetrates through the first fixing plate and the second fixing plate and abuts against the outer surface of the upright post.
The beneficial effect of this technical scheme is: the first fixing plate and the second fixing plate can be quickly and fixedly installed on the stand column through the bolts.
Compared with the prior art, the utility model has the following technical effects: according to the centrifugal tube supporting plate, the plurality of centrifugal tube supporting plates which are sleeved and installed are arranged, and each centrifugal tube hole is formed in each centrifugal tube supporting plate, so that auxiliary supporting of centrifugal tubes with different outer diameter sizes can be achieved, the centrifugal tubes can be placed stably, meanwhile, the movable baffle and the fixed baffle are arranged, and the movable baffle is inserted into the second fixed plate in an inserting mode, so that the centrifugal tube supporting plates can be fixed in the vertical direction, corresponding centrifugal tubes can be selected according to needs and placed on the supporting plates in a loosening mode to support the centrifugal tubes, interference of other centrifugal tube supporting plates on the centrifugal tubes is avoided, the whole device is simple in structure and convenient to operate, and weighing errors can be effectively reduced.
Drawings
FIG. 1 is a schematic view of an auxiliary device for an analytical balance for weighing according to the present invention;
FIG. 2 is a schematic structural view of a second fixing plate;
FIG. 3 is a schematic structural view of a flapper;
FIG. 4 is a schematic view of the present invention in a configuration for supporting a centrifuge tube;
in the figure: 1. a base; 2. a column; 3. a first fixing plate; 4. a second fixing plate; 5. a centrifuge tube supporting plate; 6. a support plate; 7. a centrifuge tube hole; 8. a pallet fixture; 801. fixing a baffle plate; 802. a movable baffle; 9. inserting a block; 10. a slot; 11. a handle; 12. a bolt; 13. connecting columns; 14. and (6) centrifuging the tube.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
The utility model disclosed with reference to fig. 1-4 discloses an auxiliary device for weighing an analytical balance, comprising: a base 1; the top end of the base 1 is provided with a vertical column 2; a first fixing plate 3 and a second fixing plate 4 are arranged on the upright post 2 at intervals from bottom to top; the upper end of one side of the first fixing plate 3, which is far away from the upright post 2, is hinged with a plurality of centrifuge tube supporting plates 5 which are sequentially sleeved together from inside to outside, and each centrifuge tube supporting plate 5 can independently rotate around the first fixing plate 3; the lower end of one side of the first fixing plate 3, which is far away from the upright post 2, is provided with a supporting plate 6 for supporting a centrifuge tube supporting plate 5; the free side of each centrifuge tube supporting plate 5 is provided with a centrifuge tube hole 7; the sizes of the centrifugal pipe holes 7 are sequentially increased from inside to outside; the second fixing plate 4 is provided with a supporting plate fixing device 8.
In this embodiment, one side of the supporting plate 6 is fixedly connected to the lower end surface of the first fixing plate 3 by welding, and is parallel to the first fixing plate 3, so that it can provide a supporting force for the centrifuge tube supporting plate 5 in the horizontal direction.
In this embodiment, the number of the centrifuge tube pallets 5 is 3; the outer wall that is located the centrifuging tube layer board 5 of innermost contacts with the inner wall that is located the centrifuging tube layer board 5 in the middle, and the outer wall that is located the centrifuging tube layer board 5 in the middle contacts with the inner wall of the centrifuging tube layer board 5 in the outside.
In the present embodiment, the centrifuge tube holes 7 are circular holes; the inner diameter of the centrifugal pipe hole 7 is increased from inside to outside in sequence and is designed in a structure that a ring is sleeved with a ring.
In the present embodiment, pallet fixture 8 includes a fixed baffle 801 and a movable baffle 802; the fixed baffle 801 is fixedly connected to one side of the top end of the second fixed plate 4 close to the upright post 2; the movable baffle 802 is detachably connected to the top end of the second fixing plate 4 far away from the upright post 2.
In this embodiment, the bottom end of the movable baffle 802 is provided with an insertion block 9; correspondingly, the top end of the second fixing plate 4 is provided with a slot 10 matched with the insert block 9.
In this embodiment, the flap 802 is provided with a handle 11.
In this embodiment, the first fixing plate 3 and the second fixing plate 4 are both slidably connected to the upright 2.
In the embodiment, the first fixing plate 3 and the second fixing plate 4 are both screwed with bolts 12 on the sides close to the upright post 2; the tail part of the bolt 12 penetrates through the first fixing plate 3 and the second fixing plate 4 and abuts against the outer surface of the upright post 2.
In the embodiment, a connecting column 13 is detachably connected between the first fixing plate 3 and the second fixing plate 4; two ends of the connecting column 13 are provided with threaded columns; correspondingly, the top end of the first fixing plate 3 and the bottom end of the second fixing plate 4 are respectively provided with a threaded hole matched with the threaded column; the connecting column 13 connects the first fixing plate 3 and the second fixing plate 4 together, so that the positions of the first fixing plate 3 and the second fixing plate 4 on the stand column can be synchronously adjusted, and the operation is more convenient and faster.
In other embodiments, the number of centrifuge tube pallets 5 can be designed according to actual requirements.
In other embodiments, the supporting plate 6 and the first fixing plate 3 may be designed as a single body.
According to the centrifugal tube supporting plate, the plurality of centrifugal tube supporting plates which are sleeved and installed are arranged, and each centrifugal tube hole is formed in each centrifugal tube supporting plate, so that auxiliary supporting of centrifugal tubes with different outer diameter sizes can be achieved, the centrifugal tubes can be placed stably, meanwhile, the movable baffle and the fixed baffle are arranged, and the movable baffle is inserted into the second fixed plate in an inserting mode, so that the centrifugal tube supporting plates can be fixed in the vertical direction, corresponding centrifugal tubes can be selected according to needs and placed on the supporting plates in a loosening mode to support the centrifugal tubes, interference of other centrifugal tube supporting plates on the centrifugal tubes is avoided, the whole device is simple in structure and convenient to operate, and weighing errors can be effectively reduced.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any minor modifications, equivalent changes and modifications made to the above embodiment according to the technical spirit of the present invention are within the technical scope of the present invention.
Claims (6)
1. An auxiliary device for weighing an analytical balance, comprising: a base (1); the top end of the base (1) is provided with an upright post (2); a first fixing plate (3) and a second fixing plate (4) are arranged on the upright post (2) at intervals from bottom to top; the upper end of one side, away from the upright post (2), of the first fixing plate (3) is hinged with a plurality of centrifuge tube supporting plates (5) which are sequentially sleeved together from inside to outside, and the lower end of the first fixing plate is provided with a supporting plate (6) for supporting the centrifuge tube supporting plates (5); the free side of each centrifuge tube supporting plate (5) is provided with a centrifuge tube hole (7); the sizes of the centrifugal pipe holes (7) are sequentially increased from inside to outside; and a supporting plate fixing device (8) is arranged on the second fixing plate (4).
2. An aid device for analytical balance weighing according to claim 1, characterised in that the pallet fixture (8) comprises a fixed baffle (801) and a movable baffle (802); the fixed baffle (801) is fixedly connected to one side, close to the upright post (2), of the top end of the second fixed plate (4); the movable baffle (802) is detachably connected to one side, far away from the upright post (2), of the top end of the second fixing plate (4).
3. An auxiliary device for an analytical balance for weighing purposes according to claim 2, characterised in that the bottom end of the flap (802) is provided with an insert (9); correspondingly, the top end of the second fixing plate (4) is provided with a slot (10) matched with the inserting block (9).
4. An auxiliary device for an analytical balance for weighing purposes according to claim 3, characterised in that the flap (802) is provided with a grip (11).
5. An auxiliary device for an analytical balance for weighing according to claim 1, characterised in that the first fixing plate (3) and the second fixing plate (4) are both connected slidingly to the upright (2).
6. Auxiliary device for analytical balance weighing according to claim 5, characterised in that the first fixing plate (3) and the second fixing plate (4) are screwed with a bolt (12) on the side close to the upright (2); the tail part of the bolt (12) penetrates through the first fixing plate (3) and the second fixing plate (4) and abuts against the outer surface of the upright post (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123205456.6U CN216309195U (en) | 2021-12-16 | 2021-12-16 | Auxiliary device for weighing analytical balance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123205456.6U CN216309195U (en) | 2021-12-16 | 2021-12-16 | Auxiliary device for weighing analytical balance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216309195U true CN216309195U (en) | 2022-04-15 |
Family
ID=81084163
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123205456.6U Active CN216309195U (en) | 2021-12-16 | 2021-12-16 | Auxiliary device for weighing analytical balance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216309195U (en) |
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2021
- 2021-12-16 CN CN202123205456.6U patent/CN216309195U/en active Active
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