CN209858047U - Precision analytical balance for laboratory - Google Patents
Precision analytical balance for laboratory Download PDFInfo
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- CN209858047U CN209858047U CN201920750648.9U CN201920750648U CN209858047U CN 209858047 U CN209858047 U CN 209858047U CN 201920750648 U CN201920750648 U CN 201920750648U CN 209858047 U CN209858047 U CN 209858047U
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Abstract
The utility model discloses a precision analytical balance that laboratory was used, including the balance main part, the position that the upper end surface of balance main part is close to the place ahead is provided with the swash plate, the upper end surface of swash plate is provided with switch and display screen, the display screen is located the top of switch, the upper end fixed surface of balance main part installs pan of steelyard and pivot, the pivot is located the rear of pan of steelyard, the front end surface movable mounting of pivot has the dust cover, the fixed position installation in the middle of the front end surface of balance main part has the spirit level, four spouts, four have been seted up to the lower extreme surface of balance main part the equal sliding connection in inside of spout has the slider, four the equal fixed mounting in lower extreme surface of slider has first bracing piece. The utility model discloses, made things convenient for the staff to adjust into the horizontality with the balance main part, improved the accuracy of the pan of steelyard object of weighing, avoided the dust to cause the pollution to the pan of steelyard.
Description
Technical Field
The utility model relates to a precision analytical balance technical field specifically is a precision analytical balance that laboratory was used.
Background
Analytical balance is the most important instrument when carrying out accurate weighing in the experiment, it can be divided into machinery class and electron class, machinery class analytical balance can be subdivided into ordinary analytical balance, air damping balance, semi-automatic photoelectric balance, full-automatic photoelectric balance and single tray balance etc, mechanical balance can satisfy general quantitative analysis's the degree of accuracy requirement, sensitivity is 0.1mg, the precision analytical balance that current laboratory was used is in the use, the staff of being not convenient for adjusts the balance main part into the horizontality, when not in use, can not avoid the dust to cause the pollution to the balance.
For this purpose, a precision analytical balance for laboratory use is proposed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a precision analytical balance that laboratory was used has made things convenient for the staff to adjust into the horizontality with the balance main part, has improved the accuracy of pan of steelyard object of weighing, has avoided the dust to cause the pollution to the pan of steelyard 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 precision analytical balance that laboratory was used, includes the balance main part, the position that the upper end surface of balance main part is close to the place ahead is provided with the swash plate, the upper end surface of swash plate is provided with switch and display screen, the display screen is located the top of switch, the upper end surface fixed mounting of balance main part has pan of steelyard and pivot, the pivot is located the rear of pan of steelyard, the front end surface movable mounting of pivot has the dust cover, the fixed position in the middle of the front end surface of balance main part is installed with the spirit level, four spouts, four have been seted up to the lower extreme surface of balance main part the equal sliding connection in inside of spout has a slider, four the equal fixed mounting in lower extreme surface of slider has first bracing piece, four the equal movable mounting in lower extreme surface of first bracing.
Confirm whether the balance main part is in the horizontality through observing the spirit level, the horizontality is not in the same day's flat main part, the staff is through rotatory first bracing piece, slider on the first bracing piece slides in the spout, first bracing piece and second bracing piece spiro union, and then the horizontality of balance main part is adjusted to the total height through adjusting first bracing piece and second bracing piece, made things convenient for the staff to adjust into the horizontality with the balance main part, through the rotatory dust cover of pivot, the dust cover can cover the balance completely, the balance has been avoided to the dust cover receives the interference of wind or other external forces, the accuracy of balance weighing object has been improved, bolt and screw spiro union on with the fixed plate, when not using the balance, avoided the dust to cause the pollution to the balance.
Preferably, the outer surface of the front end of the dust cover is fixedly provided with a fixed plate, and the outer surface of the upper end of the fixed plate is movably provided with a bolt.
The staff passes through the bolt and the screw spiro union, has made things convenient for the fixed of dust cover at the balance main part.
Preferably, the outer surface of the lower end of the bolt is in threaded connection with a screw hole, and the screw hole is fixedly connected with the balance main body.
When the scale pan is not used, the dust cover avoids the pollution of dust to the scale pan.
Preferably, the outer surface of the front end of the dust cover is transparent.
The weighing scale has the advantages that the weighing scale is convenient to put, and workers can observe objects needing to be weighed on the scale pan.
Preferably, the cross sections of the four sliding chutes are all T-shaped.
The sliding block is prevented from being separated from the sliding groove.
Preferably, the outer surface of the first support rod and the inner surface of the second support rod are both provided with threads, and the first support rod and the second support rod are in threaded connection.
The horizontal state of the balance main body is adjusted by adjusting the total height of the first supporting rod and the second supporting rod, so that the balance main body can be conveniently adjusted to be in the horizontal state by a worker.
Preferably, the rear end surface of balance main part is provided with the interface, and the one end fixed mounting of interface has the wire, the inside fixed mounting of balance pan has weighing sensor, the output of wire and the input electric connection of interface, the output of interface and the input electric connection of switch, the output of switch and the input electric connection of weighing sensor, display screen.
The numerical value of the object needing to be weighed on the display screen can be conveniently recorded by the staff.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses, through the position fixed mounting spirit level in the middle of the front end surface of balance main part, four spouts are seted up to the lower extreme surface of balance main part, the cross section of four spouts is the T type, the inside of four spouts is the equal sliding connection slider, the lower extreme surface of four sliders is the equal fixed mounting first bracing piece, the equal movable mounting second bracing piece of lower extreme surface of four first bracing pieces, it confirms whether the balance main part is in the horizontality to observe the spirit level, when the balance main part is not in the horizontality, the staff is through rotatory first bracing piece, the slider on the first bracing piece slides in the spout, first bracing piece and second bracing piece spiro union, and then adjust the horizontality of balance main part through adjusting the total height of first bracing piece and second bracing piece, made things convenient for the staff to adjust the balance main part into the horizontality;
2. the utility model discloses, the position that is close to the place ahead through the upper end surface of balance main part sets up the swash plate, the upper end surface of swash plate sets up switch and display screen, the display screen is located the top of switch, the upper end fixed surface installation balance pan and the pivot of balance main part, the pivot is located the rear of balance pan, the front end surface movable mounting dust cover of pivot, the front end fixed surface installation fixed plate of dust cover, the upper end surface movable mounting bolt of fixed plate, the lower extreme surface spiro union screw of bolt, screw and balance main part fixed connection, through the rotatory dust cover of pivot, the dust cover can cover the balance pan completely, the dust cover has avoided the balance pan to receive the interference of wind or other external forces, the accuracy of the object of weighing of balance pan has been improved, bolt and screw spiro union on the fixed plate, when not using the balance pan, avoided the dust to cause.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a view of the fixing plate and the bolt of the present invention;
FIG. 3 is a view of the assembly of the rotating shaft and the dust cover;
fig. 4 is a combined view of the first support bar and the second support bar of the present invention.
In the figure: 1. a balance body; 2. a switch; 3. a display screen; 4. weighing a scale pan; 5. a rotating shaft; 6. a dust cover; 7. a fixing plate; 8. a bolt; 9. a level gauge; 10. a chute; 11. a slider; 12. a first support bar; 13. a second support bar; 14. a sloping plate.
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. 1-4, the present invention provides a technical solution: a precision analytical balance for a laboratory is shown in figures 1, 2 and 3 and comprises a balance body 1, wherein an inclined plate 14 is arranged at a position, close to the front, of the outer surface of the upper end of the balance body 1, a switch 2 and a display screen 3 are arranged on the outer surface of the upper end of the inclined plate 14, the display screen 3 is positioned above the switch 2, a scale pan 4 and a rotating shaft 5 are fixedly arranged on the outer surface of the upper end of the balance body 1, the rotating shaft 5 is positioned behind the scale pan 4, and a dust cover 6 is movably arranged on the outer surface of the front end of the rotating shaft 5;
as shown in fig. 1, 3 and 4, a level 9 is fixedly installed at a position in the middle of the outer surface of the front end of the balance main body 1, four sliding grooves 10 are formed in the outer surface of the lower end of the balance main body 1, sliding blocks 11 are slidably connected inside the four sliding grooves 10, first supporting rods 12 are fixedly installed on the outer surface of the lower end of the four sliding blocks 11, and second supporting rods 13 are movably installed on the outer surface of the lower end of the four first supporting rods 12.
By adopting the technical scheme, whether the balance body 1 is in a horizontal state or not is determined by observing the level gauge 9, when the balance body 1 is not in a horizontal state, a worker rotates the first support rod 12, the sliding block 11 on the first support rod 12 slides in the sliding groove 10, the first support rod 12 is in threaded connection with the second support rod 13, further, the horizontal state of the balance body 1 is adjusted by adjusting the total height of the first support rod 12 and the second support rod 13, so that the balance body 1 can be conveniently adjusted to be in the horizontal state by workers, through 5 rotatory dust covers 6 of pivot, dust cover 6 can cover balance 4 completely, and dust cover 6 has avoided balance 4 to receive the interference of wind or other external forces, has improved the accuracy of balance 4 object of weighing, with bolt 8 and screw spiro union on the fixed plate 7, when not using balance 4, has avoided the dust to cause the pollution to balance 4.
Specifically, as shown in fig. 1 and 2, a fixing plate 7 is fixedly mounted on an outer surface of a front end of the dust cover 6, and a bolt 8 is movably mounted on an outer surface of an upper end of the fixing plate 7.
Through adopting above-mentioned technical scheme, the staff has made things convenient for dust cover 6 fixed at balance main part 1 through bolt 8 and screw spiro union.
Specifically, as shown in fig. 1, the outer surface of the lower end of the bolt 8 is screwed with a screw hole, and the screw hole is fixedly connected with the balance main body 1.
Through adopting above-mentioned technical scheme, when not using scale 4, dust cover 6 has avoided the dust to cause the pollution to scale 4.
Specifically, as shown in fig. 1 and 2, the front outer surface of the dust cover 6 is transparent.
By adopting the technical scheme, the weighing scale has the advantage that the worker can observe the object to be weighed on the scale pan 4 conveniently.
Specifically, as shown in fig. 3, the cross sections of the four sliding grooves 10 are all T-shaped.
Through adopting above-mentioned technical scheme, avoided slider 11 to break away from in spout 10.
Specifically, as shown in fig. 4, both the outer surface of the first support bar 12 and the inner surface of the second support bar 13 are provided with threads, and the first support bar 12 and the second support bar 13 are screwed.
Through adopting above-mentioned technical scheme, adjust the horizontality of balance main part 1 through the overall height of adjusting first bracing piece 12 and second bracing piece 13, made things convenient for the staff to adjust balance main part 1 into the horizontality.
Specifically, as shown in fig. 1 and 3, the rear end surface of the balance main body 1 is provided with an interface, one end fixed mounting of the interface has a wire, the inside fixed mounting of the scale pan 4 has a weight sensor, the output end of the wire is electrically connected with the input end of the interface, the output end of the interface is electrically connected with the input end of the switch 2, and the output end of the switch 2 is electrically connected with the weight sensor and the input end of the display screen 3.
By adopting the technical scheme, the numerical value of the object to be weighed on the display screen 3 can be conveniently recorded by the staff.
What should be described in this embodiment is the screwing of the first support bar 12 and the second support bar 13.
The working principle is as follows: whether balance body 1 is in the horizontality is confirmed through observing spirit level 9, when balance body 1 is not in the horizontality, the staff is through rotatory first bracing piece 12, slider 11 on the first bracing piece 12 slides in spout 10, first bracing piece 12 and second bracing piece 13 spiro union, and then adjust balance body 1's horizontality through the overall height of adjusting first bracing piece 12 and second bracing piece 13, made things convenient for the staff to adjust balance body 1 into the horizontality, through 5 rotatory dust covers 6 of pivot, dust cover 6 can cover balance 4 completely, dust cover 6 has avoided balance 4 to receive the interference of wind or other external forces, the accuracy of balance 4 object of weighing has been improved, bolt 8 and the screw spiro union on the fixed plate 7, when not using balance 4, avoided the dust to cause the pollution to balance 4.
The using method comprises the following steps: when the balance is used, firstly, a worker places the balance main body 1 on a table top, the model of the display screen 3 is ENHVB003296-01, the model of the weight sensor is LC928DA, whether the balance main body 1 is in a horizontal state is determined by observing the level 9, the model of the level 9 is 135A, when the balance main body 1 is not in the horizontal state, the worker adjusts the horizontal state of the balance main body 1 by rotating the first supporting rod 12, the sliding block 11 on the first supporting rod 12 slides in the sliding groove 10, the first supporting rod 12 is in threaded connection with the second supporting rod 13, and further the total height of the first supporting rod 12 and the second supporting rod 13 is adjusted, so that the balance main body 1 is conveniently adjusted to be in the horizontal state by the worker, secondly, the worker opens the switch 2, places an object to be weighed on the scale pan 4, and rotates the dust covers 6 and 6 through the rotating shaft 5, so that the scale pan 4 can be completely covered, the interference that the scale pan 4 received wind or other external forces has been avoided to the dust cover 6, has improved the accuracy that the scale pan 4 weighed the object, and at last, the staff takes notes the numerical value on the display screen 3, accomplishes promptly and weighs, and the object that will weigh takes out, with bolt 8 and screw spiro union on the fixed plate 7, and then when not using scale pan 4, avoided the dust to cause the pollution to scale pan 4.
The installation method comprises the following steps:
firstly, placing the balance main body 1 on a table top, and observing a level gauge 9 to determine whether the balance main body 1 is in a horizontal state;
secondly, rotating the first support rod 12 to further adjust the total height of the first support rod 12 and the second support rod 13;
thirdly, turning on the switch 2, placing an object to be weighed on the scale pan 4, rotating the dustproof cover 6 to completely cover the scale pan 4, and recording the numerical value on the display screen 3;
and fourthly, taking out the object to be weighed, and screwing the bolt 8 on the fixing plate 7 with the screw hole to complete the installation.
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 (7)
1. A precision analytical balance for a laboratory, comprising a balance body (1), characterized in that: the balance is characterized in that an inclined plate (14) is arranged at a position, close to the front, of the outer surface of the upper end of a balance main body (1), a switch (2) and a display screen (3) are arranged on the outer surface of the upper end of the inclined plate (14), the display screen (3) is located above the switch (2), a scale (4) and a rotating shaft (5) are fixedly arranged on the outer surface of the upper end of the balance main body (1), the rotating shaft (5) is located behind the scale (4), a dust cover (6) is movably arranged on the outer surface of the front end of the rotating shaft (5), a level gauge (9) is fixedly arranged in the middle of the outer surface of the front end of the balance main body (1), four sliding grooves (10) are formed in the outer surface of the lower end of the balance main body (1), sliding blocks (11) are all slidably connected in the four sliding grooves (10), and, and the outer surface of the lower end of each of the four first supporting rods (12) is movably provided with a second supporting rod (13).
2. A precision analytical balance for laboratories according to claim 1 wherein: the outer surface of the front end of the dust cover (6) is fixedly provided with a fixing plate (7), and the outer surface of the upper end of the fixing plate (7) is movably provided with a bolt (8).
3. A precision analytical balance for laboratories according to claim 2 wherein: the outer surface of the lower end of the bolt (8) is in threaded connection with a screw hole, and the screw hole is fixedly connected with the balance main body (1).
4. A precision analytical balance for laboratories according to claim 1 wherein: the outer surface of the front end of the dust cover (6) is in a transparent state.
5. A precision analytical balance for laboratories according to claim 1 wherein: the cross sections of the four sliding grooves (10) are T-shaped.
6. A precision analytical balance for laboratories according to claim 1 wherein: the outer surface of the first supporting rod (12) and the inner surface of the second supporting rod (13) are both provided with threads, and the first supporting rod (12) and the second supporting rod (13) are in threaded connection.
7. A precision analytical balance for laboratories according to claim 1 wherein: the utility model discloses a balance, including balance main part (1), the rear end surface of balance main part (1) is provided with the interface, and the one end fixed mounting of interface has the wire, the inside fixed mounting of balance pan (4) has weighing sensor, the output of wire and the input electric connection of interface, the output of interface and the input electric connection of switch (2), the output of switch (2) and the input electric connection of weighing sensor, display screen (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920750648.9U CN209858047U (en) | 2019-05-23 | 2019-05-23 | Precision analytical balance for laboratory |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920750648.9U CN209858047U (en) | 2019-05-23 | 2019-05-23 | Precision analytical balance for laboratory |
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| Publication Number | Publication Date |
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| CN209858047U true CN209858047U (en) | 2019-12-27 |
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| CN201920750648.9U Active CN209858047U (en) | 2019-05-23 | 2019-05-23 | Precision analytical balance for laboratory |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111076801A (en) * | 2019-12-30 | 2020-04-28 | 天长市华磁磁电有限公司 | Batching and weighing device for ferrite soft magnetic core |
-
2019
- 2019-05-23 CN CN201920750648.9U patent/CN209858047U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111076801A (en) * | 2019-12-30 | 2020-04-28 | 天长市华磁磁电有限公司 | Batching and weighing device for ferrite soft magnetic core |
| CN111076801B (en) * | 2019-12-30 | 2021-04-16 | 天长市华磁磁电有限公司 | Batching and weighing device for ferrite soft magnetic core |
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