CN203824488U - Spatial distance electronic measuring ruler - Google Patents
Spatial distance electronic measuring ruler Download PDFInfo
- Publication number
- CN203824488U CN203824488U CN201420159366.9U CN201420159366U CN203824488U CN 203824488 U CN203824488 U CN 203824488U CN 201420159366 U CN201420159366 U CN 201420159366U CN 203824488 U CN203824488 U CN 203824488U
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- CN
- China
- Prior art keywords
- base bar
- folding
- rod
- hinged
- rods
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to a measuring ruler and particularly discloses a spatial distance electronic measuring ruler. The spatial distance electronic measuring ruler is characterized in that the ruler comprises a base rod, an integrated board fixed at the upper side of the base rod, two folded rods hinged at two ends of the base rod, two measuring rods which are respectively hinged at two folded rod free ends, and two measuring tips which are hinged to the two measuring rod free ends, the lower side of the base rod is provided with two staggered folded inclined surfaces, the folded inclined surfaces extend from the lower side of one end of the base rod to the upper side of the other end of the base rod, the folded inclined surfaces and the base rod are parallel to the hinge axes of the base rod and the folded rods, the folded rods are hinged to the outer sides of the folded inclined surfaces, the measuring rods are hinged to the inner sides of the folded rods, the measuring tips are hinged to the inner sides of the measuring rods, the thickness sum of the hinge parts of the measuring rods and the measuring tips is equal to the width of the folded inclined surfaces, the hinge parts of the measuring rods and the folded rods are provided with angle sensors which are connected with the integrated board, and the integrated board is provided with a single chip microcomputer system and a display.
Description
Technical field
The utility model belongs to survey instrument field, is specifically related to a kind of space length electronic surveying ruler.
Background technology
General measure chi or electronic surveying ruler, in the time carrying out length or space distance measurement, do not have barrier to stop between all must ensureing at 2, if while meeting immovable barrier, measure and just cannot carry out.For this situation, we need a kind of dip stick of energy cut-through thing.
Utility model content
For overcoming the above problems, the purpose of this utility model is to provide a kind of electronic surveying ruler of measurement space distance, and the barrier that it can be walked around between 2 is measured space length.
To achieve these goals, the technical solution of the utility model is:
A kind of space length electronic surveying ruler, is characterized in that, comprises base bar, be fixed on the circuit board of base bar upside, be hinged on two folding rods at base bar two ends, be hinged on respectively two free-ended two sounding rods of folding rod, be hinged on free-ended two of two sounding rods and measure point; Described base bar downside is provided with two staggered folding inclined-planes, and the downside of Cong Jigan one end, folding inclined-plane extends to the upside of the base bar other end, the hinge axis parallel of folding inclined-plane and base bar and folding rod; Described folding rod is hinged on outside, folding inclined-plane, place; Described sounding rod is articulated with the inner side of place folding rod; Described measurement point is hinged on sounding rod inner side, place; Described sounding rod equals folding surface width with the thickness sum of measuring sharp hinged place; The hinge place of described sounding rod and folding rod is provided with angular transducer, and angular transducer connects circuit board, and circuit board is provided with Single Chip Microcomputer (SCM) system and display.
The feature of technique scheme and further improvement:
The both sides of the sharp upper link point of described measurement are respectively equipped with the consistent semicircle locating notch of opening direction, two locating notch centers of circle and interface point conllinear; Described sounding rod is provided with and the location nahlock of measuring sharp locating notch and matching with measuring sharp pin joint inner side, and described location nahlock is on the line between the pin joint at sounding rod two ends.
Described folding rod equates with base pole length.
Described folding rod and base bar hinged place are provided with and prevent that folding rod from turning to the limited block of base bar upside.
Described base bar and folding rod are provided with the groove of sunkening cord, and the groove of sunkening cord on base bar leads to circuit board.
Beneficial features of the present utility model is, in the time measuring, first obtain two angles of two sounding rods respectively and between base bar by angular transducer, then be combined two angles by the length between two pin joints of known base bar and known sounding rod pin joint to the length of the measurement point of the other end and calculate two space lengths of measuring between point.Barrier between having walked around at 2.Can also open folding rod, increase the range of electronic surveying ruler.
Brief description of the drawings
Come with reference to the accompanying drawings structure of the present utility model and function to be further detailed below:
Fig. 1 is the structural representation of a kind of space length electronic surveying ruler of the present utility model when folding;
Fig. 2 is the lower structure schematic diagram of Fig. 1;
Lower structure schematic diagram when Fig. 3 is the expansion of Fig. 1 part;
Fig. 4 is the lower structure schematic diagram of Fig. 1 while all launching;
Fig. 5 is the measuring principle schematic diagram of Fig. 3.
In above figure: 1, base bar; 2, folding rod; 3, sounding rod; 4, circuit board; 5, the groove of sunkening cord; 6, folding inclined-plane; 7, measure point; 8, block.
Embodiment
With reference to figure 1 and Fig. 2, for a kind of space length electronic surveying ruler of the present utility model, it mainly comprises base bar (1), be fixed with circuit board (4) at base bar (1) upside, be hinged with two folding rods (2) at base bar (1) two ends, be hinged with respectively two sounding rods (3) at the free end of two folding rods (2), be hinged with two at the free end of two sounding rods (3) and measure point (7).
With reference to figure 3 and Fig. 4, base bar (1) downside is provided with staggered two folding inclined-planes (6), folding inclined-plane (6) extends to the upside of base bar (1) other end from the downside of base bar (1) one end, folding inclined-plane (6) and the hinge axis parallel of base bar (1) with folding rod (2).Two folding rods (2) are hinged on respectively the outside on each folding inclined-plane (6).Two sounding rods (3) are articulated with respectively the inner side of each folding rod (2).Measure point (7) for two and be hinged on respectively each sounding rod (3) inner side.Sounding rod (3) equals folding inclined-plane (6) width with the thickness sum of measuring point (7) hinged place.
Sounding rod (3) is provided with angular transducer with the hinge place of folding rod (2), and angular transducer connects circuit board (4), and circuit board (4) is provided with Single Chip Microcomputer (SCM) system and display.The output terminal of the I/O input end connection mode number converter of single-chip microcomputer in Single Chip Microcomputer (SCM) system, the input end of analog to digital converter connects the output terminal of two angular transducers, single-chip microcomputer calculates two space lengths of measuring between point (7) by the length data of the angle-data of two angular transducers and the base bar (1) of having set and folding rod (2) and sounding rod (3) and measurement point (7), converse space length by remaining profound theorem formula, and the data that draw are sent to display.
Can adapt to surface of contact or the contact point of various angles in order to ensure measurement point (7), the both sides of measuring point (7) upper link point are respectively equipped with the consistent semicircle locating notch of opening direction, two locating notch centers of circle and interface point conllinear, sounding rod (3) is provided with the pin joint inner side of measuring point (7) the location nahlock matching with the locating notch of measuring point (7), and location nahlock is positioned on the line between the pin joint at sounding rod (3) two ends.So, the switching that measurement point (7) can be measured point (7) in the situation that dip stick part is launched and in whole expansion situations, the nahlock that can be positioned while making measurement point (7) stressed stops, can not rotate because of stressed.
For the in the situation that dip stick being launched in part with all launch computing variable not too large, folding rod (2) should be equal in length with base bar (1), just can make folding rod (2) overlap with base bar (1) after folding.In whole expansion situations, three times of the length of the length that can be considered base bar (1) becomes part while launching base bar (1).
In order to prevent that the maximum expansion rotation between folding rod (2) and base bar (1) from can not stop at conllinear state, folding rod (2) is provided with and prevents that folding rod (2) from turning to the limited block (8) of base bar (1) upside with the hinged place of base bar (1).
In order to prevent the obstruction of wire pair dip stick, base bar (1) is provided with the groove of sunkening cord (5) with folding rod (2), and the groove of sunkening cord (5) on base bar (1) leads to circuit board (4).
With reference to figure 5, base bar (1) is isometric with folding rod (2) and overlap, and L2 is known number, two sounding rods (3) and to measure point (7) isometric and known, L1=L3.When measurement, suppose that L1 and L2 and L5 are three limits of isosceles triangle, the angle a between L1 and L2 is directly measured by angular transducer, can be drawn by remaining profound theorem the length of L5.
Between L2 and L3, angle b is directly measured by another angular transducer, the angle c between L5 and L3 equal angle b deduct angle a supplementary angle 1/2nd.Know after the size of angle c and the length of L5 and L3, by the cosine law can the length that goes out L4, the length of L4 is two and measures the space lengths of point between (7).
Obviously, those skilled in the art can carry out various changes and modification and not depart from spirit and scope of the present utility model the utility model.Like this, if these amendments of the present utility model and within modification belongs to the scope of the utility model claim and equivalent technologies thereof, the utility model also comprises these changes and modification interior.
Claims (5)
1. a space length electronic surveying ruler, it is characterized in that, comprise base bar (1), be fixed on the circuit board (4) of base bar (1) upside, be hinged on two folding rods (2) at base bar (1) two ends, be hinged on respectively free-ended two sounding rods of two folding rods (2) (3), be hinged on free-ended two of two sounding rods (3) and measure point (7); Described base bar (1) downside is provided with staggered two folding inclined-planes (6), folding inclined-plane (6) extends to the upside of base bar (1) other end from the downside of base bar (1) one end, folding inclined-plane (6) and the hinge axis parallel of base bar (1) with folding rod (2); Described folding rod (2) is hinged on outside, folding inclined-plane (6), place; Described sounding rod (3) is articulated with the inner side of place folding rod (2); Described measurement point (7) is hinged on place sounding rod (3) inner side; Described sounding rod (3) equals folding inclined-plane (6) width with the thickness sum of measuring point (7) hinged place; Described sounding rod (3) is provided with angular transducer with the hinge place of folding rod (2), and angular transducer connects circuit board (4), and circuit board (4) is provided with Single Chip Microcomputer (SCM) system and display.
2. a kind of space length electronic surveying ruler as claimed in claim 1, is characterized in that, the described both sides of measuring point (7) upper link point are respectively equipped with the consistent semicircle locating notch of opening direction, two locating notch centers of circle and interface point conllinear; Described sounding rod (3) is provided with the pin joint inner side of measuring point (7) the location nahlock matching with the locating notch of measuring point (7), and described location nahlock is positioned on the line between the pin joint at sounding rod (3) two ends.
3. a kind of space length electronic surveying ruler as claimed in claim 1, is characterized in that, described folding rod (2) is equal in length with base bar (1).
4. a kind of space length electronic surveying ruler as claimed in claim 1, is characterized in that, described folding rod (2) is provided with and prevents that folding rod (2) from turning to the limited block (8) of base bar (1) upside with base bar (1) hinged place.
5. a kind of space length electronic surveying ruler as claimed in claim 1, is characterized in that, described base bar (1) is provided with the groove of sunkening cord (5) with folding rod (2), and the groove of sunkening cord (5) on base bar (1) leads to circuit board (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420159366.9U CN203824488U (en) | 2014-04-02 | 2014-04-02 | Spatial distance electronic measuring ruler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420159366.9U CN203824488U (en) | 2014-04-02 | 2014-04-02 | Spatial distance electronic measuring ruler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203824488U true CN203824488U (en) | 2014-09-10 |
Family
ID=51479973
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420159366.9U Expired - Fee Related CN203824488U (en) | 2014-04-02 | 2014-04-02 | Spatial distance electronic measuring ruler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203824488U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108278952A (en) * | 2018-03-29 | 2018-07-13 | 北京鼎盛竣达建筑材料有限公司 | A kind of shower house portable type measuring ruler |
| CN108957105A (en) * | 2018-06-28 | 2018-12-07 | 国网山东省电力公司成武县供电公司 | A kind of safe electroscope |
| CN110425963A (en) * | 2019-08-05 | 2019-11-08 | 中国商用飞机有限责任公司 | Measuring tool |
| CN112211932A (en) * | 2019-07-10 | 2021-01-12 | 三菱电机大楼技术服务株式会社 | Tool for adjusting clearance |
-
2014
- 2014-04-02 CN CN201420159366.9U patent/CN203824488U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108278952A (en) * | 2018-03-29 | 2018-07-13 | 北京鼎盛竣达建筑材料有限公司 | A kind of shower house portable type measuring ruler |
| CN108957105A (en) * | 2018-06-28 | 2018-12-07 | 国网山东省电力公司成武县供电公司 | A kind of safe electroscope |
| CN112211932A (en) * | 2019-07-10 | 2021-01-12 | 三菱电机大楼技术服务株式会社 | Tool for adjusting clearance |
| CN110425963A (en) * | 2019-08-05 | 2019-11-08 | 中国商用飞机有限责任公司 | Measuring tool |
| CN110425963B (en) * | 2019-08-05 | 2021-05-11 | 中国商用飞机有限责任公司 | Measuring tool |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140910 Termination date: 20160402 |