CN210833745U

CN210833745U - Measuring cylinder with weighing function

Info

Publication number: CN210833745U
Application number: CN201921988242.0U
Authority: CN
Inventors: 李华军
Original assignee: Taizhou Runli Engineering Technology Co ltd
Current assignee: Taizhou Runli Engineering Technology Co ltd
Priority date: 2019-11-18
Filing date: 2019-11-18
Publication date: 2020-06-23
Anticipated expiration: 2029-11-18

Abstract

The utility model relates to a graduated flask with weighing function, including the graduated flask body, still include weighing box, detection module, information processing module and communication module, the bottom fixedly connected with loading board of graduated flask body, loading board sliding connection and weighing incasement, the bottom fixedly connected with feeler lever of loading board, detection module includes weighing sensor, weighing sensor passes through the mounting bracket and weighs the inside bottom fixed connection of case, information processing module includes analog-to-digital converter and singlechip, analog-to-digital converter passes through the wire and is connected with the singlechip, communication module includes wireless transmitting unit, wireless receiving unit and display device, wireless receiving unit passes through the wire and is connected with display device, the feeler lever is inconsistent with weighing sensor, signals are transmitted to an analog-digital converter in the information processing module through a weighing sensor in the detection module, the display device which is transmitted to the communication module by the singlechip can display the quality of the liquid.

Description

Measuring cylinder with weighing function

Technical Field

The utility model relates to an experimental apparatus technical field specifically is a graduated flask with function of weighing.

Background

The measuring cylinder is one of measuring devices which are mainly made of glass, a few (particularly large) transparent plastics and used for quantitatively measuring liquid according to volume, and is used for measuring a certain volume of liquid. The cylinder wall is printed with scales from bottom to top. When observing the reading, the experimenter needs to pay attention to the fact that the sight line needs to be level with the lowest position of the concave liquid surface (or the highest position of the convex liquid surface) of the liquid;

the traditional measuring cylinder only can measure liquid, and if the density of the liquid needs to be calculated or the weight of the liquid needs to be measured due to other requirements, the liquid in the measuring cylinder needs to be poured out to an instrument special for quality measurement for measurement, so that the liquid remained in the measuring cylinder not only causes waste but also influences the calculation result, and great troubles are brought to users;

in summary, the present application provides a measuring cylinder with weighing function to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a graduated flask with function of weighing to solve the problem that proposes in the above-mentioned background art, the utility model discloses convenient to use, easy operation, systematic height, the practicality is strong.

In order to achieve the above object, the utility model provides a following technical scheme: a measuring cylinder with a weighing function comprises a measuring cylinder body, a weighing box, a detection module, an information processing module and a communication module, wherein a bearing plate is fixedly connected to the bottom end of the measuring cylinder body, the bearing plate is connected with the inside of the weighing box in a sliding manner, a contact rod is fixedly connected to the bottom end of the bearing plate, the detection module comprises a weighing sensor, the weighing sensor is fixedly connected with the inner bottom end of the weighing box through a mounting frame, the information processing module comprises an analog-digital converter and a single chip microcomputer, the analog-digital converter is connected with the single chip microcomputer through a wire, the communication module comprises a wireless transmitting unit, a wireless receiving unit and a display device, the single chip microcomputer is electrically connected with the wireless transmitting unit through a wire, the wireless transmitting unit is wirelessly connected with the wireless receiving unit, and the wireless receiving unit is connected with the display device, the feeler lever is inconsistent with the weighing sensor.

Preferably, the weighing box further comprises a rotating rod, a cam and a torsion spring, the rotating rod is rotatably connected in the weighing box, one end of the rotating rod penetrates through the handle fixedly connected with the weighing box, the cam is located in the weighing box and fixedly connected with the rotating rod, the tip of the cam is abutted to the bearing plate, the torsion spring is fixedly connected with the inner wall of the weighing box, and the torsion spring is sleeved on the rotating rod located in the weighing box.

Preferably, the weighing box further comprises a sleeve and a loop bar, the sleeve is fixedly connected to one side inside the weighing box, the loop bar is connected with the sleeve in a sliding mode, and the loop bar is fixedly connected with the bottom end of the bearing plate.

Preferably, the weighing device further comprises a fixing sleeve, the fixing sleeve is fixedly connected with the weighing box, and the fixing sleeve is sleeved on the measuring cylinder body.

Preferably, an anti-abrasion pad is arranged inside a penetrating position of a rotating rod of the weighing box.

Compared with the prior art, the beneficial effects of the utility model are that: 1. the utility model discloses a set up detection module, information processing module and communication module, only need to pour liquid into the graduated flask, then will and transmit the signal to the analog-to-digital converter in the information processing module through the weighing sensor in the detection module, the display device in conveying to the communication module by the singlechip can demonstrate the quality of liquid, make things convenient for personnel's use, effectively promoted the practicality of graduated flask; 2. the utility model discloses a set up bull stick, cam and torsional spring, through the support of cam most advanced to loading board and graduated flask when need not carrying out weight detection to liquid in the graduated flask, let the feeler lever not in the symmetry apply pressure can the weight sensor, only need rotate the bull stick when needing carrying out weight detection to liquid let the cam keep away from the loading board can, the user of service can carry out quality testing to liquid in the graduated flask as required, enlarged the performance of graduated flask.

Drawings

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

FIG. 2 is a rear view of the middle weighing box of the utility model;

FIG. 3 is a schematic view of the weighing box of the present invention;

fig. 4 is a schematic structural diagram of the middle circuit component of the present invention.

Reference numerals: 1. a measuring cylinder body; 2. a weighing box; 3. a weighing sensor; 4. a mounting frame; 5. an analog-to-digital converter; 6. a single chip microcomputer; 7. a display device; 8. a rotating rod; 9. a cam; 10. a torsion spring; 11. a carrier plate; 12. a sleeve; 13. a loop bar; 14. fixing a sleeve; 15. a wireless transmitting unit; 16. a wireless receiving unit; 17. a feeler lever.

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 efforts belong to the protection scope of the present invention.

Example one

Referring to fig. 1, fig. 2 and fig. 4, the present invention provides a technical solution: a measuring cylinder with a weighing function comprises a measuring cylinder body 1, and further comprises a weighing box 2, a detection module, an information processing module and a communication module, wherein a bearing plate 11 is fixedly connected to the bottom end of the measuring cylinder body 1, the bearing plate 11 is slidably connected with the inside of the weighing box 2, a contact rod 17 is fixedly connected to the bottom end of the bearing plate 11, the detection module comprises a weighing sensor 3, the weighing sensor 3 is fixedly connected with the inner bottom end of the weighing box 2 through an installation frame 4, the information processing module comprises an analog-to-digital converter 5 and a single chip microcomputer 6, the analog-to-digital converter 5 is connected with the single chip microcomputer 6 through a wire, the communication module comprises a wireless transmitting unit 15, a wireless receiving unit 16 and a display device 7, the single chip microcomputer 6 is electrically connected with the wireless transmitting unit 15 through a wire, and the wireless transmitting unit 15 is wirelessly connected with the, the wireless receiving unit 16 is connected with the display device 7 through a lead, and the feeler lever 17 is abutted against the weighing sensor 3;

the weighing cylinder further comprises a sleeve 12 and a loop bar 13, the sleeve 12 is fixedly connected to one side inside the weighing box 2, the loop bar 13 is connected with the sleeve 12 in a sliding mode, the loop bar 13 is fixedly connected with the bottom end of the bearing plate 11, the loop bar 13 slides into the sleeve 12 in the weighing process of the measuring cylinder body 1 through the arrangement of the sleeve 12 and the loop bar 13, and the measuring cylinder body 1 is more stable;

the working process is as follows: inject a certain amount of liquid that awaits measuring into graduated flask body 1, liquid exerts pressure through feeler lever 17 weighing sensor 3 under graduated flask body 1 under the effect of gravity, weighing sensor 3 detects the pressure that graduated flask body 1 received to with signal transmission to adc 5, adc 5 transmits digital signal for singlechip 6, carry to display device 7 through wireless transmitting unit 15 and wireless receiving unit 16 by singlechip 6, for the user observes.

Example two

As a preferred scheme of the first embodiment, please refer to fig. 1 and fig. 3, further including a rotating rod 8, a cam 9 and a torsion spring 10, wherein the rotating rod 8 is rotatably connected in the weighing box 2, one end of the rotating rod passes through the weighing box 2 and is fixedly connected with a handle, the cam 9 is located in the weighing box 2 and is fixedly connected with the rotating rod 8, the tip of the cam 9 abuts against the bearing plate 11, the torsion spring 10 is fixedly connected with the inner wall of the weighing box 2, and the torsion spring 10 is sleeved on the rotating rod 8 located in the weighing box 2, when the weighing cylinder is not used, the bearing plate 11 and the measuring cylinder are supported by the cam 9, so that the measuring cylinder body 1 does not apply pressure to the sensor 3 through the contact rod 17, and when weighing is needed, the rotating rod 8 is only required to rotate to make the cam 9 far away from the bearing plate 11, which is convenient for a user to;

the weighing device is characterized by further comprising a fixing sleeve 14, wherein the fixing sleeve 14 is fixedly connected with the weighing box 2, the fixing sleeve 14 is sleeved on the measuring cylinder body 1, the measuring cylinder body 1 can be limited through the fixing sleeve 14, and the measuring cylinder body 1 cannot incline to influence a weighing result during measurement;

the working process is as follows: when the weight of the liquid in the measuring cylinder needs to be detected, the rotating rod 8 is driven to rotate by rotating the handle, the rotating rod 8 overcomes the resistance of the torsion spring 10 to drive the tip of the cam 9 to be far away from the bearing plate 11, and then the operation of the first embodiment is repeated;

when the weight of the liquid in the measuring cylinder is not required to be detected, the handle is loosened, the rotating rod 8 rotates to drive the cam 9 to rotate under the action of the resistance of the torsion spring 10 until the tip of the cam 9 is contacted with the bearing plate 11, and the cam 9 has a supporting effect on the bearing plate 11 and the measuring cylinder.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

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. The utility model provides a graduated flask with function of weighing, includes graduated flask body (1), its characterized in that: the measuring cylinder is characterized by further comprising a weighing box (2), a detection module, an information processing module and a communication module, wherein a bearing plate (11) is fixedly connected to the bottom end of the measuring cylinder body (1), the bearing plate (11) is connected with the inside of the weighing box (2) in a sliding manner, a contact rod (17) is fixedly connected to the bottom end of the bearing plate (11), the detection module comprises a weighing sensor (3), the weighing sensor (3) is fixedly connected to the inner bottom end of the weighing box (2) through a mounting frame (4), the information processing module comprises an analog-to-digital converter (5) and a single chip microcomputer (6), the analog-to-digital converter (5) is connected with the single chip microcomputer (6) through a wire, the communication module comprises a wireless transmitting unit (15), a wireless receiving unit (16) and a display device (7), and the single chip microcomputer (6) is electrically connected, the wireless transmitting unit (15) is wirelessly connected with the wireless receiving unit (16), the wireless receiving unit (16) is connected with the display device (7) through a lead, and the feeler lever (17) is abutted to the weighing sensor (3).

2. A measuring cylinder with weighing function according to claim 1, characterized in that: still include bull stick (8), cam (9) and torsional spring (10), bull stick (8) rotate to be connected in weighing case (2), and one end passes weighing case (2) fixedly connected with handle, cam (9) are located weighing case (2), and with bull stick (8) fixed connection, just the pointed end of cam (9) offsets with loading board (11), torsional spring (10) and the inner wall fixed connection of weighing case (2), just torsional spring (10) cover is located bull stick (8) in weighing case (2).

3. A measuring cylinder with weighing function according to claim 1, characterized in that: the weighing box is characterized by further comprising a sleeve (12) and a loop bar (13), the sleeve (12) is fixedly connected to one side of the interior of the weighing box (2), the loop bar (13) is connected with the sleeve (12) in a sliding mode, and the loop bar (13) is fixedly connected with the bottom end of the bearing plate (11).

4. A measuring cylinder with weighing function according to claim 1, characterized in that: still include fixed cover (14), fixed cover (14) and weighing box (2) fixed connection, just fixed cover (14) cup joint in graduated flask body (1).

5. A measuring cylinder with weighing function according to claim 1, characterized in that: an anti-abrasion pad is arranged inside the penetrating position of the rotating rod (8) of the weighing box (2).