CN218545865U - Special high-precision weighing analytical balance for differential scanning calorimeter - Google Patents
Special high-precision weighing analytical balance for differential scanning calorimeter Download PDFInfo
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- CN218545865U CN218545865U CN202223095302.0U CN202223095302U CN218545865U CN 218545865 U CN218545865 U CN 218545865U CN 202223095302 U CN202223095302 U CN 202223095302U CN 218545865 U CN218545865 U CN 218545865U
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Abstract
The utility model provides a special high-precision weighing analytical balance for differential scanning calorimeter, which comprises a weighing unit and a display unit, wherein the weighing unit and the display unit are connected by an electric wire; the weighing unit comprises a balance body and a windshield, the balance body comprises a base and a weighing disc, and a groove is formed in the base; the wind cap is arranged at the upper front end of the balance body and comprises a side wall and a top wall, the top wall of the wind cap is arranged in a sealed mode, an opening is formed in the side wall of the wind cap, and the wind cap is installed on the base and is in matched insertion connection with the groove of the base; synchronous rotation behind windshield and the base installation, opening and the balance body coincidence on the rotatory in-process windshield lateral wall, the windshield is the closure state, and opening and the balance body on the windshield lateral wall do not have the coincidence, and the windshield is the open mode. The utility model discloses effectively reduced the error of the sample weighing result that differential scanning calorimeter used, the wind cap is opened smoothly, and the sample is weighed the precision height, and is simple convenient.
Description
Technical Field
The utility model relates to a measuring instrument's for the experiments technical field, concretely relates to special high-accuracy analytical balance of weighing of differential scanning calorimeter.
Background
As the weight of a sample required in the testing process is small, the sample needs to be precisely weighed, so that certain requirements on the sensitivity, accuracy, stability and the like of a matched analytical balance are met. However, in the prior art, the electronic analytical balance cannot efficiently weigh, the used windshield sliding door is prone to tilting and blocking during sliding, dust can enter due to long-term use, impurities and bacteria become more, the accuracy is reduced, and the requirements of weighing accuracy, stability and the like of a sample used in a differential scanning calorimetry test are difficult to meet.
SUMMERY OF THE UTILITY MODEL
The invention of the utility model aims at providing a special high-precision weighing analytical balance for differential scanning calorimeter, aiming at the problems, comprising a weighing unit and a display unit, wherein the weighing unit and the display unit are connected by an electric wire; the weighing unit comprises a balance body and a windshield, the balance body comprises a base and a weighing disc, and a groove is formed in the base; the wind cap is arranged at the upper front end of the balance body and comprises a side wall and a top wall, the top wall of the wind cap is arranged in a sealed mode, an opening is formed in the side wall of the wind cap, and the wind cap is installed on the base and is in matched insertion connection with the groove of the base; synchronous rotation behind windshield and the base installation, opening and the balance body coincidence on the rotatory in-process windshield lateral wall, the windshield is the closure state, and opening and the balance body on the windshield lateral wall do not have the coincidence, and the windshield is the open mode. The utility model discloses effectively reduced the error of the sample weighing result that differential scanning calorimeter used for the wind cap is opened smoothly, and the sample is weighed the precision height, and is simple convenient.
The utility model adopts the technical scheme as follows:
the utility model discloses a special high-precision weighing analytical balance for differential scanning calorimeter, which comprises a weighing unit and a display unit, wherein the weighing unit and the display unit are connected through an electric wire; the weighing unit comprises a balance body and a windshield, the balance body comprises a base and a weighing disc, and a groove is formed in the base;
the wind cap is arranged at the upper front end of the balance body and comprises a side wall and a top wall, the top wall of the wind cap is arranged in a sealed mode, an opening is formed in the side wall of the wind cap, and the wind cap is installed on the base and is in matched insertion connection with the groove of the base; synchronous rotation behind windshield and the base installation, opening and the balance body coincidence on the rotatory in-process windshield lateral wall, the windshield is the closure state, and opening and the balance body on the windshield lateral wall do not have the coincidence, and the windshield is the open mode.
Furthermore, the display unit comprises an electronic module and a control unit, the control unit is provided with a touch screen and palm operation keys, the palm operation keys comprise two palm operation keys and are fixed on two sides of the control unit, the touch screen comprises a weighing operation interface, and the whole weighing process is controlled through the touch screen.
Furthermore, the weighing disc is located at the center of the upper end face of the base and comprises a weighing disc, a support plate and a disc holder, a limiting groove is formed in the disc holder, the support plate is located above the disc holder, and the lower end of the weighing disc is connected with the limiting groove of the disc holder in a matched mode.
And the wind shield is controlled to rotate to an open state or a closed state by transmitting signals through the sensor window.
Furthermore, the windshield is of a circular cylinder structure and is made of organic glass; and an LED lamp strip is arranged between the windshield and the balance body and acts on illumination when the weighing unit weighs.
Further, the windshield may be rotated manually or by a motor.
Further, the two palm operation keys are identical in shape and size, and the windshield can be controlled to rotate to be in an opening state or a closing state through the palm operation keys.
Furtherly, including leveling the foot, leveling foot setting is at the left and right sides both ends of base, and the straight line that leveling foot place is on a parallel with the balance body, and detectable weighing plate place plane is the horizontal plane or not.
The technical effects of the utility model are as follows:
the utility model discloses a special high-accuracy weighing analytical balance of differential scanning calorimeter, the effectual error that reduces the used sample weighing result of differential scanning calorimeter for the wind cap is opened smoothly, and the sample is weighed the precision height, and is simple convenient.
The method comprises the following specific steps:
1. the utility model discloses an open more smooth and easy, weigh more accurate precision weighing analytical balance, reduced the error of sample at the weighing-in-process.
2. The utility model discloses a glass wind cap of circular cylinder structure can avoid the operation in the use not smooth, and has the illumination function.
3. The utility model discloses a design of the rotatory switching of glass windshield makes operating personnel all can put into the sample that needs were weighed, simple and convenient from which direction.
4. The utility model discloses a design of palm manipulating key can avoid the people to influence normal operation of weighing for touching the windshield, has improved convenience and the practicality of using.
5. The utility model discloses can adjust the flat foot through the operating button electrical control of touch-sensitive screen, it is more intelligent, reduce time cost and error that manual operation brought.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic structural view of the weighing pan of the present invention;
FIG. 3 is a schematic view of the windshield of the present invention;
the mark in the figure is: 1-weighing unit, 2-display unit, 3-balance body, 4-windshield, 5-base, 6-weighing plate, 7-LED lamp strip, 8-sensor window, 9-electronic module, 10-control unit, 11-touch screen, 12-palm operation key, 13-weighing plate, 14-support plate, 15-plate holder, 16-limit groove, 17-groove and 18-leveling foot.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments.
In this embodiment, the adopted data is a preferred solution, but is not used to limit the present invention;
example 1
As shown in fig. 1 to 3, the present embodiment provides a special high-precision weighing analytical balance for a differential scanning calorimeter, which includes a weighing unit 1 and a display unit 2, wherein the display unit 2 is located at the left side of the weighing unit 1, and the weighing unit 1 and the display unit 2 are connected by an electric wire; the weighing unit 1 comprises a balance body 3 and a windshield 4, the balance body 3 comprises a base 5 and a weighing plate 6, and a groove 17 is formed in the base 5;
the wind cap 4 is arranged at the upper front end of the balance body 3, the wind cap 4 comprises a side wall and a top wall, the top wall of the wind cap 4 is arranged in a sealing mode, an opening is formed in the side wall of the wind cap 4, and the wind cap 4 is installed on the base 5 and is in matched insertion connection with the groove 17 of the base 5; synchronous revolution after installing wind cap 4 and base 5, opening and balance body 3 coincidence on the 4 lateral walls of wind cap among the rotation process, wind cap 4 are the closed condition, and opening and balance body 3 on the 4 lateral walls of wind cap do not have the coincidence, and wind cap 4 is the open condition.
In this embodiment, the display unit 2 includes an electronic module 9 and a control unit 10, the control unit 10 is provided with a touch screen 11 and palm operation keys 12, the palm operation keys 12 include two palm operation keys 12 and are fixed on two sides of the control unit 10, the touch screen 11 includes a weighing operation interface, and the whole weighing process is controlled through the touch screen 11.
In this embodiment, the weighing pan 6 is located at the center of the upper end face of the base 5, the weighing pan 6 includes a weighing pan 13, a support plate 14 and a pan holder 15, a limiting groove 16 is formed in the pan holder 15, the support plate 14 is located above the pan holder 15, and the lower end of the weighing pan 13 is in matching connection with the limiting groove 16 of the pan holder 15.
In this embodiment, the wind shield 4 is controlled to rotate to an open state or a closed state by the sensor window 8, which is provided with the sensor window 8, and the sensor window 8 is disposed on two sides of the front end of the balance body and transmits signals through the sensor window 8.
In the embodiment, the windshield 4 is a circular cylinder structure, and the windshield 4 is made of organic glass; an LED light bar 7 is arranged between the windshield 4 and the balance body 3, and the LED light bar 7 is used for lighting during weighing of the weighing unit 1.
In this embodiment, windshield 4 is enclosed construction under the closed condition, constitutes the weighing room that the sample was weighed with weighing pan 6, and further, organic glass has good light transmissivity and impact resistance, and windshield 4 can be used to the illumination of weighing room, makes to weigh more practical convenient.
Example 2
As shown in fig. 1 to 3, the present embodiment provides a special high-precision weighing analytical balance for a differential scanning calorimeter, which includes a weighing unit 1 and a display unit 2, wherein the weighing unit 1 and the display unit 2 are connected by an electric wire; the weighing unit 1 comprises a balance body 3 and a windshield 4, the balance body 3 comprises a base 5 and a weighing plate 6, and a groove 17 is formed in the base 5;
the wind shield 4 is arranged at the upper front end of the balance body 3, the wind shield 4 comprises a side wall and a top wall, the top wall of the wind shield 4 is arranged in a sealed mode, an opening is formed in the side wall of the wind shield 4, and the wind shield 4 is installed on the base 5 and is in matched insertion connection with the groove 17 of the base 5; synchronous revolution after installing wind cap 4 and base 5, opening and balance body 3 coincidence on the 4 lateral walls of wind cap among the rotation process, wind cap 4 are the closed condition, and opening and balance body 3 on the 4 lateral walls of wind cap do not have the coincidence, and wind cap 4 is the open condition.
In this embodiment, the two palm operation keys 12 have the same shape and size, and the windshield 4 is controlled to rotate to the open state or the closed state by the palm operation keys 12.
In the embodiment, the windshield 4 is made of organic glass, and the windshield 4 is designed to be a circular cylinder structure, so that unsmooth operation in the use process can be avoided, and the windshield comprises a manual rotation mode and a motor rotation mode; the rotation mode of the motor is controlled by a control unit 10;
controlled by two palm operation keys 12, the sizes of the two palm operation keys 12 can be changed according to actual requirements so as to adapt to the size of the palm of the operator; two palm operating keys 12 control the motor to drive the windshield 4 and the base 5 to rotate simultaneously, and a rotating electric signal is transmitted to the motor through the sensor window 8, so that the motor rotating power of the windshield 4 is provided.
In the embodiment, the balance comprises leveling feet 18, the leveling feet 18 are arranged at the left end and the right end of the base 5, the straight line where the leveling feet 18 are located is parallel to the balance body 3, and whether the plane where the weighing pan 6 is located is a horizontal plane can be detected. The leveling foot 18 can be electrically adjusted through the operating button of the touch screen 11, so that the experimental process is more intelligent, and the time cost and the error caused by manual operation are reduced.
The above description is only a preferred embodiment of the present invention and should not be construed as limiting the present invention, and any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention should be included within the scope of the present invention.
Claims (7)
1. A special high-precision weighing analytical balance for a differential scanning calorimeter is characterized by comprising a weighing unit and a display unit, wherein the weighing unit is connected with the display unit through an electric wire; the weighing unit comprises a balance body and a windshield, the balance body comprises a base and a weighing disc, and a groove is formed in the base;
the wind cap is arranged at the upper front end of the balance body and comprises a side wall and a top wall, the top wall of the wind cap is arranged in a sealed mode, an opening is formed in the side wall of the wind cap, and the wind cap is installed on the base and is in matched insertion connection with the groove of the base; synchronous rotation behind windshield and the base installation, opening and the balance body coincidence on the rotatory in-process windshield lateral wall, the windshield is the closure state, and opening and the balance body on the windshield lateral wall do not have the coincidence, and the windshield is the open mode.
2. The differential scanning calorimeter dedicated high-precision weighing analytical balance of claim 1, wherein the display unit comprises an electronic module and a control unit, the control unit is provided with a touch screen and palm operation keys, the control unit comprises two palm operation keys, the two palm operation keys are fixed on two sides of the control unit, and the touch screen comprises a weighing operation interface.
3. The differential scanning calorimeter specialized high-precision weighing analytical balance of claim 2, wherein the weighing pan is located at the center of the upper end face of the base, the weighing pan comprises a weighing pan, a support plate and a pan holder, a limit groove is formed in the pan holder, the support plate is located above the pan holder, and the lower end of the weighing pan is connected with the limit groove of the pan holder in a matching manner.
4. The special high-precision weighing and analyzing balance for the differential scanning calorimeter of claim 2 or 3, comprising sensor windows, wherein the sensor windows are arranged at two sides of the front end of the balance body, and the rotation of the windshield into an open state or a closed state is controlled by transmitting signals through the sensor windows.
5. The differential scanning calorimeter specialized high-precision weighing analytical balance of claim 4, wherein the windshield is a circular cylinder structure, and an LED light bar is arranged between the windshield and the balance body and is used for lighting when the weighing unit weighs.
6. The differential scanning calorimeter dedicated high-precision weighing analytical balance according to claim 5, wherein the two palm operation keys have the same shape and size, and the windshield is operated to rotate to an open state or a closed state by the palm operation keys.
7. The differential scanning calorimeter special-purpose high-precision weighing analytical balance of claim 6, characterized by comprising leveling feet, the leveling feet are arranged at two ends of the base, and the straight line of the leveling feet is parallel to the balance body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223095302.0U CN218545865U (en) | 2022-11-17 | 2022-11-17 | Special high-precision weighing analytical balance for differential scanning calorimeter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223095302.0U CN218545865U (en) | 2022-11-17 | 2022-11-17 | Special high-precision weighing analytical balance for differential scanning calorimeter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218545865U true CN218545865U (en) | 2023-02-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223095302.0U Active CN218545865U (en) | 2022-11-17 | 2022-11-17 | Special high-precision weighing analytical balance for differential scanning calorimeter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218545865U (en) |
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2022
- 2022-11-17 CN CN202223095302.0U patent/CN218545865U/en active Active
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