CN215186027U - Self-generating electronic ruler - Google Patents
Self-generating electronic ruler Download PDFInfo
- Publication number
- CN215186027U CN215186027U CN202121398596.7U CN202121398596U CN215186027U CN 215186027 U CN215186027 U CN 215186027U CN 202121398596 U CN202121398596 U CN 202121398596U CN 215186027 U CN215186027 U CN 215186027U
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- ruler
- grating
- shell
- component
- iron core
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Abstract
The utility model discloses a self-generating electronic ruler, which comprises a shell, an iron core rotating shaft is arranged in the shell, a conductive coil is wound outside the iron core rotating shaft, a grating ruler component which can measure the length of a pull-out ruler belt and reset and withdraw the pull-out ruler belt and rotate around the iron core rotating shaft when the ruler belt moves is arranged on the iron core rotating shaft, a magnetic block which can lead the conductive coil to generate induced electricity along with the rotation of the grating ruler component around the iron core rotating shaft is arranged on the grating ruler component, a circuit board which is connected with the grating ruler component to read the length measured by the pull-out ruler belt is arranged on the shell, the circuit board is connected with a display screen which is arranged on the shell and is used for displaying the length of the pull-out ruler belt, and a charging battery which is respectively connected with two ends of the conductive coil to charge and is used for supplying electricity to the circuit board, the display screen and the grating ruler component, the pull ruler belt drives the grating ruler component to rotate, thereby driving the magnetic block to lead the conductive coil to generate induced electricity, and the parallel-phase rechargeable battery supplies power, so that the self-generating function is realized.
Description
[ technical field ]
The utility model relates to a from electricity generation electronic ruler.
[ background art ]
The battery in the current electronic ruler is generally a disposable battery, the battery needs to be replaced after the electric quantity of the battery is exhausted, the environment is not protected, the battery is troublesome to replace, the rechargeable battery electronic ruler is partially used, the rechargeable battery electronic ruler needs charging equipment and a rechargeable power supply, and the rechargeable battery electronic ruler is inconvenient to charge when being used outdoors.
[ contents of utility model ]
The utility model overcomes above-mentioned technique is not enough, provides a from electricity generation electronic ruler.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a self-generating electronic ruler is characterized in that: the device comprises a shell, an iron core rotating shaft is arranged in the shell, a conductive coil is wound on the outer side of the iron core rotating shaft, a grating ruler component which can measure the length of a pulled ruler belt and can reset to withdraw the pulled ruler belt and rotate around the iron core rotating shaft when the ruler belt moves is arranged on the iron core rotating shaft, a magnetic block which rotates around the iron core rotating shaft along with the grating ruler component to enable the conductive coil to generate induced electricity is arranged on the grating ruler component, a circuit board which is connected with the grating ruler component to read the length measured by the pulled ruler belt is arranged on the shell, the circuit board is connected with a display screen which is arranged on the shell and used for displaying the length of the pulled ruler belt, and a rechargeable battery which is respectively connected with two ends of the conductive coil to charge and used for supplying power to the circuit board, the display screen and the grating ruler component.
The self-generating electronic ruler is characterized in that: the magnetic blocks comprise an N-pole magnetic block and an S-pole magnetic block, and the N-pole magnetic block and the S-pole magnetic block are oppositely arranged on the grating ruler component.
The self-generating electronic ruler is characterized in that: the grating ruler component is provided with a concave cavity, and the N-pole magnetic block and the S-pole magnetic block are oppositely arranged on the side face of the concave cavity.
The self-generating electronic ruler is characterized in that: the casing sets up in the inferior valve including epitheca and inferior valve, iron core pivot, and the inferior valve is connected with the grating chi apron that seals the grating chi subassembly in the inferior valve.
The self-generating electronic ruler is characterized in that: the circuit board sets up on grating chi apron, and the display screen sets up on the epitheca.
The self-generating electronic ruler is characterized in that: the shell is provided with a control input key for inputting a control instruction to the circuit board.
The self-generating electronic ruler is characterized in that: the casing is provided with a locking key, and the casing is internally provided with a locking component which is controlled by the locking key and is used for locking the pull-out length of the tape of the grating ruler component.
The self-generating electronic ruler is characterized in that: the casing is provided with a ruler outlet, and one end of the ruler belt of the grating ruler assembly penetrates through the ruler outlet and is connected with the ruler belt stop block.
The utility model has the advantages that:
the utility model discloses be equipped with the iron core pivot of winding conductive coil in the casing, set up grating ruler subassembly in the iron core pivot and set up the magnetic path on grating ruler subassembly for make at the pulling chi area and drive grating ruler subassembly and rotate, thereby drive the magnetic path and rotate and make the conductive coil produce the response electricity, and the power supply of charging battery mutually has realized from the electricity generation function, the utility model discloses on the basis of electronic ruler, increase and produce the electric energy from power generation facility and make electronic ruler work, need not outside power supply, it is convenient to simplify the structure and use.
[ description of the drawings ]
FIG. 1 is a schematic view of the present invention;
fig. 2 is an exploded view of the present invention;
FIG. 3 is an internal view of the tape of the present invention in a retracted state;
fig. 4 is an internal schematic view of the tape in a pulled-out state according to the present invention.
[ detailed description of the invention ]
The following description is further detailed with reference to the accompanying drawings and embodiments of the present invention:
as shown in fig. 1 to 4, a self-generating electronic ruler is characterized in that: the magnetic induction type magnetic scale comprises a shell 1, an iron core rotating shaft 2 is arranged in the shell 1, a conductive coil 3 is wound on the outer side of the iron core rotating shaft 2, a grating scale assembly 4 which can measure the length of a drawn scale belt and can reset to withdraw the drawn scale belt and rotate around the iron core rotating shaft 2 when the scale belt moves is arranged on the iron core rotating shaft 2, a magnetic block 5 which can enable the conductive coil 3 to generate induced electricity along with the rotation of the grating scale assembly 4 around the iron core rotating shaft 2 is arranged on the grating scale assembly 4, a circuit board 6 which is connected with the grating scale assembly 4 to read the measured length of the drawn scale belt is arranged on the shell 1, the circuit board 6 is connected with a display screen 7 which is arranged on the shell 1 and used for displaying the measured length of the drawn scale belt, and a charging battery 8 which is respectively connected with two ends of the conductive coil 3 and is used for supplying power to the circuit board 6, the display screen 7 and the grating scale assembly 4. Wherein, the shell 1 is provided with a ruler outlet, one end of the ruler belt of the grating ruler component 4 is penetrated through the ruler outlet and is connected with the ruler belt stop block 15, and the structure and the working principle of the grating ruler component 4 refer to the electronic ruler with the patent number of 201922029043.3.
When the ruler is used, a user holds the ruler belt stop block 15 and pulls out the ruler belt from the ruler outlet, the grating ruler component 4 is driven to rotate around the iron core rotating shaft 2 in the ruler belt pulling process, so that the magnetic block arranged on the grating ruler component 4 is driven to rotate around the iron core rotating shaft 2, the conductive coil 3 arranged on the iron core rotating shaft 2 cuts a magnetic induction line to generate induction electricity and transmits the induction electricity to the rechargeable battery 8, and meanwhile, the rechargeable battery 8 supplies power to the circuit board 6, the display screen 7 and the grating ruler component 4; in the tape pulling-out process, the grating disc of the grating scale component 4 is driven to rotate, after the tape stops being pulled out, the photoelectric sensor reads grating scale data on the grating disc and sends the grating scale data to the circuit board 6, and the circuit board 6 measures the grating scale data into the tape pulling-out length and displays the length in the display screen 7; when the user releases the tape, the grating scale component 4 can automatically reset and recover the tape.
As shown in fig. 2-4, the magnetic block 5 includes an N-pole magnetic block 51 and an S-pole magnetic block 52, and the N-pole magnetic block 51 and the S-pole magnetic block 52 are oppositely disposed on the grating scale assembly 4, so as to generate dense magnetic induction lines; the grating scale component 4 is provided with a concave cavity 41, the N pole magnetic block 51 and the S pole magnetic block 52 are oppositely arranged on the side surface of the concave cavity 41, which is convenient for enabling the intensive magnetic induction lines generated between the N pole magnetic block 51 and the S pole magnetic block 52 to rotate along with the grating scale component 4,
As shown in fig. 2, the housing 1 includes an upper shell 11 and a lower shell 12, the iron core rotating shaft 2 is disposed in the lower shell 12, and the lower shell 12 is connected to a grating scale cover plate 9 for sealing the grating scale assembly 4 in the lower shell 12, so that the grating scale assembly 4 can rotate smoothly; the circuit board 6 is arranged on the grating ruler cover plate 9, and the display screen 7 is arranged on the upper shell 11, so that the circuit board 6 is convenient to fix, and the influence between the circuit board 6 and the grating ruler assembly 4 is reduced.
As shown in fig. 1-2, a control input key 10 for inputting a control instruction to the circuit board 6 is arranged on the housing 1 to adjust the accuracy of the measured length; the casing 1 is provided with a locking key 13, a locking component 14 which is controlled by the locking key 13 and is used for locking the pulling-out length of the tape of the grating scale component 4 is arranged in the casing 1, the locking component 14 is driven to lock the grating scale component 4 by pressing the locking key 13 so as to prevent the pulled-out tape from being reset and recovered, the locking function is released when the locking key 13 is pressed again, and the tape is automatically reset and recovered.
Claims (8)
1. A self-generating electronic ruler is characterized in that: comprises a shell (1), an iron core rotating shaft (2) is arranged in the shell (1), a conductive coil (3) is wound on the outer side of the iron core rotating shaft (2), a grating ruler component (4) which can measure the length of a pull-out ruler tape and can reset and withdraw the pull-out ruler tape and rotate around the iron core rotating shaft (2) when the ruler tape moves is arranged on the iron core rotating shaft (2), a magnetic block (5) which rotates around the iron core rotating shaft (2) along with the grating ruler component (4) to enable the conductive coil (3) to generate induced electricity is arranged on the grating ruler component (4), a circuit board (6) which is connected with the grating ruler component (4) and reads the length of the pull-out ruler tape to be measured is arranged on the shell (1), the circuit board (6) is connected with a display screen (7) which is arranged on the shell (1) and used for displaying the length of the measuring pull-out ruler belt, and a charging battery (8) which is respectively connected with two ends of the conductive coil (3) for charging and used for supplying power to the circuit board (6), the display screen (7) and the grating ruler assembly (4).
2. A self-generating electronic ruler according to claim 1, characterized in that: the magnetic block (5) comprises an N-pole magnetic block (51) and an S-pole magnetic block (52), and the N-pole magnetic block (51) and the S-pole magnetic block (52) are oppositely arranged on the grating ruler assembly (4).
3. A self-generating electronic ruler according to claim 2, characterized in that: a concave cavity (41) is formed in the grating ruler component (4), and the N-pole magnetic block (51) and the S-pole magnetic block (52) are oppositely arranged on the side face of the concave cavity (41).
4. A self-generating electronic ruler according to claim 1, characterized in that: casing (1) sets up in inferior valve (12) including epitheca (11) and inferior valve (12), iron core pivot (2), and inferior valve (12) are connected with grating chi apron (9) of sealing grating chi subassembly (4) in inferior valve (12).
5. The self-generating electronic ruler according to claim 4, characterized in that: the circuit board (6) is arranged on the grating ruler cover plate (9), and the display screen (7) is arranged on the upper shell (11).
6. A self-generating electronic ruler according to claim 1, characterized in that: the shell (1) is provided with a control input key (10) for inputting a control instruction to the circuit board (6).
7. A self-generating electronic ruler according to claim 1, characterized in that: a locking key (13) is arranged on the shell (1), and a locking component (14) which is controlled by the locking key (13) and is used for locking the pulling-out length of the tape of the grating ruler component (4) is arranged in the shell (1).
8. A self-generating electronic ruler according to claim 1, characterized in that: a ruler outlet is arranged on the shell (1), and one end of the ruler belt of the grating ruler component (4) is arranged through the ruler outlet and is connected with a ruler belt stop block (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121398596.7U CN215186027U (en) | 2021-06-22 | 2021-06-22 | Self-generating electronic ruler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121398596.7U CN215186027U (en) | 2021-06-22 | 2021-06-22 | Self-generating electronic ruler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215186027U true CN215186027U (en) | 2021-12-14 |
Family
ID=79385486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121398596.7U Active CN215186027U (en) | 2021-06-22 | 2021-06-22 | Self-generating electronic ruler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215186027U (en) |
-
2021
- 2021-06-22 CN CN202121398596.7U patent/CN215186027U/en active Active
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