CN2509562Y - Multifunction digital display levelling instrument - Google Patents
Multifunction digital display levelling instrument Download PDFInfo
- Publication number
- CN2509562Y CN2509562Y CN 01257414 CN01257414U CN2509562Y CN 2509562 Y CN2509562 Y CN 2509562Y CN 01257414 CN01257414 CN 01257414 CN 01257414 U CN01257414 U CN 01257414U CN 2509562 Y CN2509562 Y CN 2509562Y
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- chi body
- key
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- level meter
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Abstract
The utility model relates to a multifunctional digital display levelling instrument which can measure the inclined angle of the object and confirm the horizontal line and the vertical line. The multifunctional digital display levelling instrument takes a hollow cuboid. The cavity of the utility model is internally provided with an electric tilt sensor, a signal disposal circuit board, a LCD, a horizon and a vertical laser emitter. The utility model can digitally display the inclined angle of the detected object offsetting from the horizontal plane in a range of 0 DEGs to 360 DEGs, and also can confirm conveniently a standard horizontal line or a standard vertical line. Besides, the utility model also has the functions of data storing, communicating with a computer and automatic adjusting. The utility model can be widely used in fields such as architecture, decoration, mechanical project, road and bridge, river base and dyke, industrial platform and war industry device.
Description
Technical field: the utility model relates to a kind of digital display level meter, relate in particular to a kind of measurement data of digital display level meter storage, with compunication, determine the increase of horizontal line and perpendicular line function and the improvement of level meter self-calibration function.
Background technology: at present, all need measure the angle of inclination under the Gravity Reference System in many fields such as construction engineering, decorative engineering, mechanical measurement, road and bridge, river base dykes and dams, industrial platform, petroleum prospecting, elevator tower crane, military industry equipment, Aero-Space.Past all adopts the bubble surveyor's staff to measure, and measuring accuracy is low, and error is big.Along with development of science and technology, the digital display level meter that has been born, measuring accuracy has improved, and the measurement result digitizing shows, but this quasi-instrument still has the following disadvantages at present: (1) measurement data can not be stored in level meter, measures and once needs manual record once; (2) level meter does not have communication port, measurement data can not be sent into and carry out statistical treatment in the computing machine; (3) can't utilize level meter to determine the horizontal line or the perpendicular line of a standard easily; (4) occur under the situation of measuring error at no standard platform and level meter, the user is aligning level exactly, and level meter does not have self-calibration function.
Summary of the invention: technical problem to be solved in the utility model is, provide a kind of adopt that electrical tilt sensor and one chip microcomputer fabrication techniques form simple in structure, practical, easy to use, have the measurement data storage and can be with compunication, horizontal line or standard vertical line and carry out self-alignment multifunctional digital level meter easily easily can settle the standard.
For this reason, the technical solution of the utility model is: a kind of multifunctional digital level meter, form by chi body, 90 ° of levels, LCD, film key, electrical tilt sensor, signal processing circuit board, 180 ° of levels, horizontal laser light transmitter, vertical generating laser, surveying work face, battery cover, communication port, dry cells, it is characterized in that: the chi body is a hollow rectangular parallelepiped, and its bottom surface is through reaching the surveying work face of certain flatness after the machining; Chi body left half part is opened circular hole 90 ° of levels is housed, and when surveying work face during perpendicular to the standard water plane, the bubble of 90 ° of levels is in the centre position; 180 ° of levels are equipped with in the square on the upper side recessing of the right-hand part of chi body, and when the surveying work face was in the standard water plane, the bubble of 180 ° of levels was in the centre position; The middle position of chi body has rectangular recess, and rectangular recess upper end is provided with LCD, and the chi surface of rectangular recess below is equipped with film key, and the connecting line of film key links to each other with signal processing circuit board in being installed in chi body cavity; When tilting to be installed in the chi body cavity with the chi body and being positioned at the electrical tilt sensor on signal processing circuit board right side, the voltage signal that its output is directly proportional with the angle of inclination, this signal is sent into signal processing circuit board through lead and is handled, and at last the angle of inclination is shown on LCD; The right-hand member top of chi body is equipped with horizontal laser light transmitter and vertical generating laser, when the operator touches " Laser emission " key by film key, level meter can be launched level or vertical laser beam, if the surveying work face is in the standard water plane, the horizontal line that then above-mentioned two straight lines can settle the standard or the perpendicular line of standard; The right-hand member bottom of chi body is equipped with the data communication mouth, when the RS232 data telecommunication line by communication port with after computing machine is connected, touch " data communication " key of film key, can deliver to and carry out statistical treatment in the computing machine depositing angle numerical value in the memory in; The high order end of chi body is provided with battery cover, opens battery cover, and is replaceable near the dry cell in the battery case on battery cover the right.
Described signal processing circuit board includes the one chip microcomputer of liquid crystal driver and memory under program by 16 bits serial A/D change-over circuit, and the serial EEPROM 24C04 memory of electrically erasable is formed.
A kind of long-life water proof type keyswitch that described film key is made up of six membrane keyboards is provided with " power switch ", " angle reservation ", " angle memory ", " memory zero clearing ", " data communication ", " Laser emission " key.
Because the utility model improves circuit and software design, but make level meter increased the storage of measurement data, with compunication, settle the standard horizontal line or standard vertical line, the multiple function of level meter self calibration.At first, the voltage signal that is directly proportional with the angle of inclination of electrical tilt sensor output is sent into the A/D change-over circuit and is converted digital signal to, operation by film key, processing through one chip microcomputer, level meter shows measurement data on LCD, also measurement data can be kept in the memory simultaneously.A plurality of measurement data of these storages link to each other with communication port by the RS232 data telecommunication line, can send into easily and carry out statistical treatment in the computing machine.Owing to increased level and vertical generating laser, by the operation of film key and the processing of one chip microcomputer, level meter can be launched laser beam in addition, and horizontal line or standard vertical line easily settle the standard.Simultaneously owing to increased by 90 ° vertical with parallel with the surveying work face respectively and 180 ° of levels on the chi body, when measuring error does not have standard platform again above permissible error, by level meter self 90 ° and 180 ° of levels platform that can settle the standard, the operator is by the operation of film key, under the overall treatment of one chip microcomputer, level meter can be calibrated voluntarily, round-off error.
Since level meter increased the measurement data storage, with compunication, settle the standard horizontal line and standard vertical line and self-calibration function, make the usable range of level meter enlarge more, practicality strengthens more.
Description of drawings: the utility model is made an explanation below in conjunction with accompanying drawing.
Fig. 1 is an external form synoptic diagram of the present utility model.
Fig. 2 is a theory diagram of the present utility model.
Fig. 3 is an electrical schematic diagram of the present utility model.
Embodiment: as shown in Figure 1 and Figure 2: a kind of multifunctional digital level meter, form by 1,90 ° of levels 2 of chi body, LCD 3, film key 4, electrical tilt sensor 5,6,180 ° of levels 7 of signal processing circuit board, horizontal laser light transmitter 8, vertical generating laser 9, surveying work face 10, battery cover 11, communication port 12, dry cell 13, it is characterized in that: chi body 1 is a hollow rectangular parallelepiped, and its bottom surface is through reaching the surveying work face 10 of certain flatness after the machining; Chi body 1 left half part is opened circular hole 90 ° of levels 2 is housed, and when surveying work face 10 during perpendicular to the standard water plane, the bubble of 90 ° of levels 2 is in the centre position; 180 ° of levels 7 are equipped with in the square on the upper side recessing of the right-hand part of chi body 1, and when surveying work face 10 was in the standard water plane, the bubble of 180 ° of levels 7 was in the centre position; The middle position of chi body 1 has rectangular recess, and rectangular recess upper end is provided with LCD 3, and the chi surface of rectangular recess below is equipped with film key 4, and the connecting line of film key 4 links to each other with signal processing circuit board 6 in being installed in chi body 1 cavity; When tilting to be installed in chi body 1 cavity with chi body 1 and being positioned at the electrical tilt sensor 5 on signal processing circuit board 6 right sides, the voltage signal that its output is directly proportional with the angle of inclination, this signal is sent into signal processing circuit board 6 through lead and is handled, and at last the angle of inclination is shown on LCD 3; The right-hand member top of chi body 1 is equipped with horizontal laser light transmitter 8 and vertical generating laser 9, when the operator touches " Laser emission " key by film key 4, level meter can be launched level or vertical laser beam, if surveying work face 10 is in the standard water plane, the horizontal line that then above-mentioned two straight lines can settle the standard and the perpendicular line of standard; The right-hand member bottom of chi body 1 is equipped with data communication mouth 12, after the RS232 data telecommunication line passes through communication port 12 and computing machine is connected, touch " data communication " key of film key 4, can deliver to and carry out statistical treatment in the computing machine depositing angle numerical value in the memory 6-3 in; The high order end of chi body 1 is provided with battery cover 11, opens battery cover 11, and is replaceable near the dry cell in the battery case on battery cover 11 the right 13.
Described signal processing circuit board 6 includes the one chip microcomputer 6-2 of liquid crystal driver and memory under program by 16 bits serial A/D change-over circuit 6-1, and the serial EEPROM 24C04 memory 6-3 of electrically erasable forms.
A kind of long-life water proof type keyswitch that described film key 4 is made up of six membrane keyboards is provided with " power switch ", " angle reservation ", " angle memory ", " memory zero clearing ", " data communication ", " Laser emission " key.
" power switch " key is the power supply that is used for opening or close level meter, when angle value no change that level meter shows in five minutes, level meter can automatic powered-down prolonging the serviceable life of dry cell 13.When a certain angle value of level measurement need be retained in when not changing on the LCD 3, can be by " angle reservation " key, this reserved state can be removed when pressing " angle reservation " key again.When the angle value of measuring need be stored in the memory 6-3, can whenever press once this key by " angle memory " key, the angle value of measurement stores once, and level meter can store measurement result at most 99 times.One group of measurement result of storage can send to by " data communication " key carries out statistical treatment in the PC.If when removing value for storage in the level meter memory 6-3, can remove by " memory zero clearing " key.When level measurement workplace 10 is in the standard water plane, can press once this key again by " Laser emission " key emission standard horizontal line, but the emission standard perpendicular line if stop the straight line emission, is pressed once this key again and is got final product.
Because level meter has increased parallel with surveying work face 10 180 ° of levels 7 and 90 ° of vertical levels 2, therefore can determine the horizontal stand of a standard and the vertical stand of standard by above two mutually perpendicular levels.When level meter produces measuring error, can carry out self calibration by the film key of level meter and the standard platform of self determining.Method is: pin " Laser emission " key more than six seconds, during " SET " printed words of occurring flashing on the LCD 3, surface level instrument surveying work face 10 is placed on the horizontal stand of standard, and by " angle reservation " key, " 0.0 ° " printed words occur on the LCD 3 this moment; Then level measurement workplace 10 is placed on the vertical platform of standard, by " angle memory " key, " 90.0 ° " printed words occur on the LCD 3 this moment, closes the level meter power supply, finishes calibration operation.
As Fig. 2, shown in Figure 3: the utility model embodiment is by following element circuit: electrical tilt sensor 5,16 bits serial A/D change-over circuit 6-1, one chip microcomputer 6-2, the string type memory 6-3 of 24C04 electrically erasable, LCD 3, film key 4, horizontal laser light transmitter 8, vertical generating laser 9, communication port 12, dry cell 13 is formed, and wherein the output signal of electrical tilt sensor 5 links to each other with the input pin 2 of A/D change-over circuit 6-1 by resistance R 1 through 2 pin, converts digital signal is exported to one chip microcomputer 6-2 by 1 pin 1 pin to by A/D change-over circuit 6-1; 8,9 pin of one chip microcomputer 6-2 and memory 6-3 4,2 pin really directly link to each other, with exchange message; The five root port lines 24,25,26,27,28 of one chip microcomputer 6-2 are formed 2 * 3 matrix form film key 4; The two root port lines 15,18 of one chip microcomputer 6-2 link to each other with vertical generating laser 8,9 with level, with the emission of controlling level laser rays or vertical laser rays; 16,17 pin of one chip microcomputer 6-2 link to each other with 5,4 pin of communication port 12, and the digital signal that one chip microcomputer 6-2 is brought converts Transistor-Transistor Logic level to and is transported in the PC through 6,7 pin of communication port 12; 11,12,13 pin of one chip microcomputer 6-2 link to each other with LCD 3, and the crystal display of liquor charging as a result 3 after one chip microcomputer 6-2 is handled shows; The power supply of level meter is provided by dry cell 13.
The utility model multifunctional digital level meter, integrate that measurement of dip angle shows, measurement data storage, the functions such as horizontal line or standard vertical line of communicating by letter, settle the standard with PC, can widespread use in systems such as building decoration decoration, road and bridge, the basic dykes and dams in river, mechanical measurement, industrial platform, petroleum prospecting, elevator tower crane, military industry equipment, Aero-Space.
Claims (3)
1, a kind of multifunctional digital level meter, form by chi body, 90 ° of levels, LCD, film key, electrical tilt sensor, signal processing circuit board, 180 ° of levels, horizontal laser light transmitter, vertical generating laser, surveying work face, battery cover, communication port, dry cells, it is characterized in that: the chi body is a hollow rectangular parallelepiped, and its bottom surface is through reaching the surveying work face of certain flatness after the machining; Chi body left half part is opened circular hole 90 ° of levels is housed, and when surveying work face during perpendicular to the standard water plane, the bubble of 90 ° of levels is in the centre position; 180 ° of levels are equipped with in the square on the upper side recessing of the right-hand part of chi body, and when the surveying work face was in the standard water plane, the bubble of 180 ° of levels was in the centre position; The middle position of chi body has rectangular recess, and rectangular recess upper end is provided with LCD, and the chi surface of rectangular recess below is equipped with film key, and the connecting line of film key links to each other with signal processing circuit board in being installed in chi body cavity; When tilting to be installed in the chi body cavity with the chi body and being positioned at the electrical tilt sensor on signal processing circuit board right side, the voltage signal that its output is directly proportional with the angle of inclination, this signal is sent into signal processing circuit board through lead and is handled, and at last the angle of inclination is shown on LCD; The right-hand member top of chi body is equipped with horizontal laser light transmitter and vertical generating laser, when the operator touches " Laser emission " key by film key, level meter can be launched level or vertical laser beam, if the surveying work face is in the standard water plane, the horizontal line that then above-mentioned two straight lines can settle the standard and the perpendicular line of standard; The right-hand member bottom of chi body is equipped with the data communication mouth, when the RS232 data telecommunication line by communication port with after computing machine is connected, touch " data communication " key of film key, can deliver to and carry out statistical treatment in the computing machine depositing angle numerical value in the memory in; The high order end of chi body is provided with battery cover, opens battery cover, and is replaceable near the dry cell in the battery case on battery cover the right.
2, as claims 1 described multifunctional digital level meter, it is characterized in that: described signal processing circuit board is by 16 bits serial A/D change-over circuit, include the one chip microcomputer of liquid crystal driver and memory under program, the serial EEPROM 24C04 memory of electrically erasable is formed.
3, as claims 1 described multifunctional digital level meter, it is characterized in that: a kind of long-life water proof type keyswitch that described film key is made up of six membrane keyboards is provided with " power switch ", " angle reservation ", " angle memory ", " memory zero clearing ", " data communication ", " Laser emission " key.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01257414 CN2509562Y (en) | 2001-11-29 | 2001-11-29 | Multifunction digital display levelling instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01257414 CN2509562Y (en) | 2001-11-29 | 2001-11-29 | Multifunction digital display levelling instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2509562Y true CN2509562Y (en) | 2002-09-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01257414 Expired - Fee Related CN2509562Y (en) | 2001-11-29 | 2001-11-29 | Multifunction digital display levelling instrument |
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| Country | Link |
|---|---|
| CN (1) | CN2509562Y (en) |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012106977A1 (en) * | 2011-02-09 | 2012-08-16 | Wen Hao | Level with prompting functions |
| CN102692177A (en) * | 2012-06-15 | 2012-09-26 | 中建六局土木工程有限公司 | Special digital-display verticality and levelness detection scale for building structure template engineering |
| CN103292826A (en) * | 2012-02-23 | 2013-09-11 | 苏州一光仪器有限公司 | Automatic orthogonal detector |
| CN103486970A (en) * | 2012-06-10 | 2014-01-01 | 芜湖市金鼎网络科技有限公司 | Measuring instrument |
| CN104236519A (en) * | 2014-09-22 | 2014-12-24 | 浙江荣胜工具有限公司 | Three-dimensional angle measurement device |
| WO2015193883A1 (en) | 2014-06-15 | 2015-12-23 | Cct Creative Construction Tools Ltd. | Method and apparatus for assisting in tiling |
| CN105466396A (en) * | 2015-12-02 | 2016-04-06 | 苏州嘉德鲁机电科技有限公司 | Spirit level |
| USD867910S1 (en) | 2018-04-27 | 2019-11-26 | Milwaukee Electric Tool Corporation | Digital level |
| WO2020073219A1 (en) * | 2018-10-10 | 2020-04-16 | Tti (Macao Commercial Offshore) Limited | Laser Level with Electronic Tilt Sensor |
| US11092435B2 (en) | 2018-01-25 | 2021-08-17 | Milwaukee Electric Tool Corporation | Digital level |
| CN113514032A (en) * | 2021-07-12 | 2021-10-19 | 广州市泺立能源科技有限公司 | All-round clinometer is used to engineering |
| US11353325B2 (en) | 2019-02-20 | 2022-06-07 | Milwaukee Electric Tool Corporation | Level with digital display |
| WO2023272712A1 (en) * | 2021-07-02 | 2023-01-05 | 深圳市杜比激光有限公司 | Digital display electronic inclinometer having linear marking function, and marking method therefor |
-
2001
- 2001-11-29 CN CN 01257414 patent/CN2509562Y/en not_active Expired - Fee Related
Cited By (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012106977A1 (en) * | 2011-02-09 | 2012-08-16 | Wen Hao | Level with prompting functions |
| CN103292826A (en) * | 2012-02-23 | 2013-09-11 | 苏州一光仪器有限公司 | Automatic orthogonal detector |
| CN103292826B (en) * | 2012-02-23 | 2016-08-10 | 苏州一光仪器有限公司 | Automatically orthogonal detector |
| CN103486970A (en) * | 2012-06-10 | 2014-01-01 | 芜湖市金鼎网络科技有限公司 | Measuring instrument |
| CN102692177A (en) * | 2012-06-15 | 2012-09-26 | 中建六局土木工程有限公司 | Special digital-display verticality and levelness detection scale for building structure template engineering |
| EP3155190A4 (en) * | 2014-06-15 | 2018-01-03 | CCT Creative Construction Tools Ltd. | Method and apparatus for assisting in tiling |
| WO2015193883A1 (en) | 2014-06-15 | 2015-12-23 | Cct Creative Construction Tools Ltd. | Method and apparatus for assisting in tiling |
| US10488197B2 (en) | 2014-06-15 | 2019-11-26 | Cct Creative Construction Tools Ltd. | Method and apparatus for assisting in tiling |
| CN104236519A (en) * | 2014-09-22 | 2014-12-24 | 浙江荣胜工具有限公司 | Three-dimensional angle measurement device |
| CN104236519B (en) * | 2014-09-22 | 2017-09-22 | 浙江荣胜工具有限公司 | Three-dimensional perspective measurement apparatus |
| CN105466396A (en) * | 2015-12-02 | 2016-04-06 | 苏州嘉德鲁机电科技有限公司 | Spirit level |
| US11092435B2 (en) | 2018-01-25 | 2021-08-17 | Milwaukee Electric Tool Corporation | Digital level |
| US11692820B2 (en) | 2018-01-25 | 2023-07-04 | Milwaukee Electric Tool Corporation | Digital level |
| USD867910S1 (en) | 2018-04-27 | 2019-11-26 | Milwaukee Electric Tool Corporation | Digital level |
| USD945289S1 (en) | 2018-04-27 | 2022-03-08 | Milwaukee Electric Tool Corporation | Digital level |
| USD902754S1 (en) | 2018-04-27 | 2020-11-24 | Milwaukee Electric Tool Corporation | Digital level |
| USD995327S1 (en) | 2018-04-27 | 2023-08-15 | Milwaukee Electric Tool Corporation | Digital level |
| WO2020073219A1 (en) * | 2018-10-10 | 2020-04-16 | Tti (Macao Commercial Offshore) Limited | Laser Level with Electronic Tilt Sensor |
| US11512954B2 (en) | 2018-10-10 | 2022-11-29 | Techtronic Cordless Gp | Laser level with electronic tilt sensor |
| CN112840177A (en) * | 2018-10-10 | 2021-05-25 | 创科无线普通合伙 | Laser level with electronic tilt sensor |
| CN112840177B (en) * | 2018-10-10 | 2024-01-19 | 创科无线普通合伙 | Laser level meter with electronic inclination angle sensor |
| US11353325B2 (en) | 2019-02-20 | 2022-06-07 | Milwaukee Electric Tool Corporation | Level with digital display |
| US11892320B2 (en) | 2019-02-20 | 2024-02-06 | Milwaukee Electric Tool Corporation | Level with digital display |
| WO2023272712A1 (en) * | 2021-07-02 | 2023-01-05 | 深圳市杜比激光有限公司 | Digital display electronic inclinometer having linear marking function, and marking method therefor |
| CN113514032A (en) * | 2021-07-12 | 2021-10-19 | 广州市泺立能源科技有限公司 | All-round clinometer is used to engineering |
| CN113514032B (en) * | 2021-07-12 | 2024-03-22 | 广州市泺立能源科技有限公司 | All-round clinometer is used to engineering |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |