CN221976150U - Metering instrument part capable of being automatically calibrated - Google Patents
Metering instrument part capable of being automatically calibrated Download PDFInfo
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- CN221976150U CN221976150U CN202420513603.0U CN202420513603U CN221976150U CN 221976150 U CN221976150 U CN 221976150U CN 202420513603 U CN202420513603 U CN 202420513603U CN 221976150 U CN221976150 U CN 221976150U
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Abstract
The utility model discloses a metering instrument part capable of being automatically calibrated, which comprises an instrument and a controller, wherein a pointer and scales are arranged on the front surface of the instrument, an electric adjusting end is arranged at the top of the instrument, an auxiliary mechanism is arranged on the front surface of the instrument, a switch is fixedly connected below the inner side of a straight barrel, a straight rod which is movably connected with a through hole below the straight barrel is attached to the top of the switch, the top of the straight rod is fixedly connected with the bottom of a round block, a spring is movably connected with the outer side of the straight rod, and two ends of the spring are respectively fixedly connected with the bottom of the round block and the inner side of the straight barrel. The utility model relates to the technical field of metering instruments, and aims to realize automatic adjustment of pointer homing calibration by matching a vertical cylinder, a straight rod and a spring, and solve the problem that the existing instrument cannot realize automatic calibration and can cause deviation of results if metering staff does not notice that a pointer is at an initial position.
Description
Technical Field
The utility model relates to the technical field of metering devices, in particular to a metering device part capable of being automatically calibrated.
Background
The metering instrument is a precision device specially used for measuring the pressure, flow and temperature of water, gas, electricity and oil, and the initial position of a general metering instrument may not be at the 0 position when the metering instrument is used, so that an automatic calibration metering instrument part is provided for ensuring the precision.
The zero calibration method is one of the most basic calibration methods, and is suitable for instruments and meters which need to accurately measure relative changes. The method eliminates errors such as zero drift by adjusting the measurement result of the instrument to a value near the zero point. In the calibration process, standard substances or reference devices with known accurate values are used, the indicated value of the instrument is compared with the standard value, and then the indicated value is adjusted to be close to the zero point.
However, the existing meters cannot realize automatic calibration, and if the metering personnel does not notice that the pointer is at the initial position, the result is deviated.
Disclosure of utility model
Aiming at the defects of the prior art, the utility model provides a metering instrument part capable of being automatically calibrated, which solves the problem that the existing metering instrument cannot realize automatic calibration, and if a metering person does not notice that a pointer is at an initial position, the result is deviated.
In order to achieve the above purpose, the present utility model is realized by the following technical scheme: the utility model provides a but self-calibration's metering device part, includes instrument and controller, pointer and scale are installed in the front of instrument, electric adjustment end is installed at the top of instrument, the front of instrument is provided with assist mechanism, and assist mechanism includes plate body, button, chimney, straight section of thick bamboo, straight pole, spring and switch, the top of plate body and the bottom looks rigid coupling of pointer, the laminating of the bottom of plate body has the button, the outside activity of button links to each other has the chimney, the outer wall below rigid coupling of chimney has the straight section of thick bamboo with the front looks rigid coupling of instrument, the inboard below rigid coupling of straight section of thick bamboo has the switch, the top laminating of switch has the straight pole that links to each other with straight section of thick bamboo below through-hole activity, the top of straight pole and the bottom fixed connection of button, the outside activity of straight pole is connected with the spring, the both ends of spring respectively with the bottom of button and the inboard below fixed connection of chimney.
Preferably, the top of the instrument is fixedly connected with a shell through a bolt, the inner side of the shell is installed with the outer side of the controller, and a button fixedly connected with a shell through hole is electrically connected below the controller through a wire.
Preferably, a second gear is arranged at the top of the electric adjusting end, a first gear is connected with the outer side of the second gear in a meshed mode, a micro motor is fixedly connected to one side of the first gear, and the upper portion of the micro motor is fixedly connected with the upper portion of the inner side of the shell.
Preferably, a manual adjusting end is arranged at the bottom of the instrument, and grinding grains are machined on the outer side of the manual adjusting end.
Preferably, the front of the instrument is fixedly connected with a box body, the front of the box body is fixedly connected with a filter screen through a bolt, and a moisture absorbing agent bag is arranged in the box body.
Advantageous effects
The utility model provides a metering device part capable of being automatically calibrated. The beneficial effects are as follows: the metering instrument part capable of being automatically calibrated realizes the automatic adjustment of the return calibration of the pointer through the cooperation among the vertical cylinder, the straight rod and the spring, and solves the problem that the existing instrument cannot realize the automatic calibration, and if a metering person does not notice the pointer at the initial position, the deviation of the result can be caused.
Through the cooperation between instrument, filter screen and the box, realized the absorption to the inside steam of instrument, avoid the inside steam of instrument too much to cause the corrosion of internals, and then influenced the precision.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the present utility model;
FIG. 3 is a schematic view of the micro-motor, first gear and second gear of FIG. 1;
fig. 4 is a schematic view of the structure of the column, straight rod and spring of fig. 1.
In the figure: 1. the instrument, 2, scale, 3, box, 4, moisture absorbent package, 5, grind, 6, manual adjustment end, 7, pointer, 8, shell, 9, bolt, 10, micromotor, 11, first gear, 12, second gear, 13, electric adjustment end, 14, controller, 15, button, 16, filter screen, 17, plate, 18, button, 19, vertical tube, 20, straight bar, 21, spring, 22, straight tube, 23, switch.
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.
The existing meters cannot realize automatic calibration, and if a metering person does not notice that a pointer is at an initial position, deviation of a result can be caused.
Therefore, the metering instrument part capable of being automatically calibrated is provided, automatic adjustment of pointer homing calibration is achieved through cooperation among the vertical tube, the straight rod and the spring, and the problem that the existing instrument cannot achieve automatic calibration, and if a metering person does not notice that a pointer is at an initial position, deviation of results is caused is solved.
All electric parts and the adaptive power supply are connected through wires by the person skilled in the art, and a proper controller and encoder should be selected according to actual conditions so as to meet control requirements, specific connection and control sequence, and the electric connection is completed by referring to the following working principles in the working sequence among the electric parts, and the detailed connection means are known in the art, and mainly introduce the working principles and processes as follows, and do not describe the electric control.
Embodiment one: as can be seen from fig. 1-4, an automatic calibration metering device part comprises a meter 1 and a controller 14, the model of the controller 14 is not limited, the application scene of the meter 1 is not limited, the metering device part can be used in a weighing or dial indicator, the metering device part is suitable for the meter which needs to accurately measure relative changes, the meter 1 mainly aims to display numerical value difference, a pointer 7 and a scale 2 are arranged on the front surface of the meter 1, an electric regulating end 13 is arranged on the top of the meter 1, the electric regulating end 13 is controlled in an electric mode, the controller 14 can control corresponding electric equipment to work, the front surface of the meter 1 is provided with an auxiliary mechanism, the auxiliary mechanism comprises a plate body 17, a round block 18, a vertical cylinder 19, a straight cylinder 22, a straight rod 20, a spring 21 and a switch 23, the top of the plate body 17 is fixedly connected with the bottom of the pointer 7, the round block 18 is fixedly connected with the bottom of the round block 18, the round block 18 is movably connected with the outer side of the round block 18, the straight cylinder 22 is fixedly connected with the bottom of the straight rod 22 which is fixedly connected with the top of the straight rod 20 by virtue of the bottom of the straight rod 21, the bottom of the straight rod 23 is fixedly connected with the bottom of the straight rod 20 by the two ends of the spring 20, and the bottom of the straight rod 20 is fixedly connected with the bottom of the straight rod 20 by the upper part of the straight rod 20 is fixedly connected with the bottom of the straight rod 20 by means of the bottom of the spring 20;
In the specific implementation process, it is worth particularly pointing out that the automatic adjustment of the homing calibration of the pointer 7 is realized through the cooperation among the straight rod 20, the spring 21 and the switch 23, so that the problem that the automatic calibration cannot be realized by the existing instrument and the result deviation can be caused if the metering personnel does not notice that the pointer 7 is at the initial position is solved;
Further, the top of the instrument 1 is fixedly connected with a shell 8 through a bolt 9, the inner side of the shell 8 is installed with the outer side of a controller 14, and a button 15 fixedly connected with a through hole of the shell 8 is electrically connected below the controller 14 through a wire;
in the specific implementation process, it is worth particularly pointing out that after the button 15 is pressed, a signal can be sent to the controller 14, so that the corresponding electric equipment is controlled to work to drive the electric adjustment end 13 to rotate to adjust the position of the pointer 7;
Further, a second gear 12 is mounted at the top of the electric adjusting end 13, a first gear 11 is connected to the outer side of the second gear 12 in a meshed manner, a micro motor 10 is fixedly connected to one side of the first gear 11, the model of the micro motor 10 is not limited, and the upper side of the micro motor 10 is fixedly connected with the upper side of the inner side of the shell 8;
In the specific implementation process, it should be noted that the controller 14 may control the micro motor 10 to work, and the micro motor 10 may drive the electric adjustment end 13 to rotate for adjustment through the engagement of the first gear 11 and the second gear 12;
further, a manual adjusting end 6 is arranged at the bottom of the instrument 1, and grinding lines 5 are processed on the outer side of the manual adjusting end 6;
In the specific implementation process, it is worth particularly pointing out that the manual adjustment end 6 and the electric adjustment end 13 have the same function, and are all structures for adjusting the position of the pointer 7 in the existing instrument 1, and the specific structure is not limited;
specifically, when the metering device part capable of being automatically calibrated is used, a user can press the button 15, a signal can be sent to the controller 14 after the button 15 is pressed, the controller 14 controls the micro motor 10 to start, the micro motor 10 can drive the electric adjusting end 13 to rotate for adjustment through the meshing of the first gear 11 and the second gear 12, the micro motor 10 can rotate positively and negatively, the pointer 7 below is driven to deflect left and right, after the plate 17 below the pointer 7 contacts and drives the round block 18, the round block 18 can be driven to move downwards, the straight rod 20 is driven to contact with the switch 23, the switch 23 can send the signal into the controller 14, the controller 14 controls the micro motor 10 to stop working, and at the moment, the calibration work is completed, and the pointer 7 cannot contact with the round block 18 in the rotating process.
Embodiment two: as can be seen from fig. 1-2, the front of the instrument 1 is fixedly connected with a box 3, the front of the box 3 is fixedly connected with a filter screen 16 through bolts, and a moisture absorbent pack 4 is arranged in the box 3;
In the specific implementation, it is worth particularly pointing out that the moisture absorbent pack 4 can absorb moisture inside the meter 1, wherein the front surface of the meter 1 is provided with a glass cover plate for inclusion;
Specifically, on the basis of the first embodiment, through the cooperation between the instrument 1, the filter screen 16 and the box 3, the absorption of the water vapor in the instrument 1 is realized, and the corrosion of internal parts caused by excessive water vapor in the instrument 1 is avoided, so that the precision is affected.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without more in the limited case. The term "comprising" an element defined by the term "comprising" does not exclude the presence of other identical elements in a process, method, article or apparatus that comprises the element.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.
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 (5)
1. A metering device part capable of automatic calibration, comprising a device (1) and a controller (14), characterized in that: the front of the instrument (1) is provided with a pointer (7) and a scale (2), the top of the instrument (1) is provided with an electric adjusting end (13), and the front of the instrument (1) is provided with an auxiliary mechanism;
The auxiliary mechanism comprises a plate body (17), a round block (18), a vertical cylinder (19), a vertical cylinder (22), a straight rod (20), a spring (21) and a switch (23);
The top of plate body (17) is fixedly connected with the bottom of pointer (7), the laminating of the bottom of plate body (17) has circle piece (18), the outside activity of circle piece (18) is linked to each other has a chimney (19), the outer wall below rigid coupling of chimney (19) has straight section of thick bamboo (22) with instrument (1) positive looks rigid coupling, the inboard below rigid coupling of straight section of thick bamboo (22) has switch (23), the laminating of the top of switch (23) has straight-bar (20) that link to each other with straight section of thick bamboo (22) below through-hole activity, the top of straight-bar (20) is connected with the bottom fixed connection of circle piece (18), the outside activity of straight-bar (20) is connected with spring (21), the both ends of spring (21) are respectively with the bottom of circle piece (18) and the inboard below fixed connection of chimney (19).
2. An auto-calibratable metering instrument feature as claimed in claim 1 wherein: the top of instrument (1) is through bolt (9) rigid coupling has shell (8), the outside looks installation of the inboard of shell (8) and controller (14), the below of controller (14) is through wire electrical property link to each other with button (15) of shell (8) through-hole looks rigid coupling.
3. An auto-calibratable metering instrument feature as claimed in claim 2 wherein: the top of electric control end (13) is installed second gear (12), the outside meshing of second gear (12) is connected with first gear (11), one side rigid coupling of first gear (11) has micromotor (10), the top of micromotor (10) and the inboard top fixed connection of shell (8).
4. An auto-calibratable metering instrument feature as claimed in claim 1 wherein: the bottom of instrument (1) is installed manual regulation end (6), the outside processing of manual regulation end (6) has grind line (5).
5. An auto-calibratable metering instrument feature as claimed in claim 1 wherein: the front of instrument (1) is fixedly connected with box (3), the front of box (3) is fixedly connected with filter screen (16) through the bolt, the inside of box (3) is provided with moisture absorbent package (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420513603.0U CN221976150U (en) | 2024-03-18 | 2024-03-18 | Metering instrument part capable of being automatically calibrated |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420513603.0U CN221976150U (en) | 2024-03-18 | 2024-03-18 | Metering instrument part capable of being automatically calibrated |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221976150U true CN221976150U (en) | 2024-11-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420513603.0U Active CN221976150U (en) | 2024-03-18 | 2024-03-18 | Metering instrument part capable of being automatically calibrated |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221976150U (en) |
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2024
- 2024-03-18 CN CN202420513603.0U patent/CN221976150U/en active Active
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| GR01 | Patent grant |