CN208313300U - A kind of level-and-rod equipment - Google Patents
A kind of level-and-rod equipment Download PDFInfo
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- CN208313300U CN208313300U CN201820706967.5U CN201820706967U CN208313300U CN 208313300 U CN208313300 U CN 208313300U CN 201820706967 U CN201820706967 U CN 201820706967U CN 208313300 U CN208313300 U CN 208313300U
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- levelling rod
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Abstract
The utility model discloses a kind of level-and-rod equipments, are related to measurement of the level field；The main points of its technical scheme are that: including level and levelling rod, level bottom is equipped with tripod；Level is equipped with object lens and eyepiece, has additional laser emitter on level, the laser of laser transmitter projects and the center of crosshair are in same level；The utility model on level by being arranged laser emitter, so that the center of crosshair passes through on laser projection to levelling rod, the staff of convenient hand-held levelling rod is also able to carry out reading, surveyor is read and is compared with the data directly read from levelling rod, reading is reduced and the probability of situations such as error occurs.
Description
Technical field
The utility model relates to measurement of the level field, in particular to a kind of level-and-rod equipment.
Background technique
Level is the instrument for establishing horizontal line of sight measurement ground point-to-point transmission height difference.Principle is to be surveyed according to measurement of the level principle
Height difference between amount ground point.
The Chinese patent that Authorization Notice No. is CN202329619U, authorized announcement date is on 07 11st, 2012 discloses one
Kind automatic compensated level, including level main body are equipped with telephotolens in the side of level main body horizontal direction, in level
The other side of instrument main body horizontal direction is equipped with telescopic ocular, and the bottom of level main body is equipped with scale, is equipped with below scale adjustable
The foot screw of section.
It is leveled in use, level is set up on tripod, then sets up levelling rod in the position for needing to measure.
Gauger observes position of the center of crosshair on levelling rod by telescopic ocular, and is read and recorded.
It is in place of the deficiencies in the prior art, since surveyor is manually to read, it may appear that error in reading, mistake are seen
Situation, and only one people of surveyor reads, and considerably increases the probability that mistake occur in data.
Utility model content
The purpose of the utility model is to provide a kind of level-and-rod equipments, by the way that laser emitter is arranged on level,
So that the center of crosshair is by the way that on laser projection to levelling rod, the staff of convenient hand-held levelling rod is also able to carry out reading
Surveyor is read and is compared with the data directly read from levelling rod by number, reduces reading and situations such as error occurs
Probability.
The above-mentioned technical purpose of the utility model has the technical scheme that
A kind of level-and-rod equipment, including level and levelling rod, the level bottom are equipped with tripod；The level
Instrument is equipped with object lens and eyepiece, has additional laser emitter, the laser of the laser transmitter projects and ten on the level
The center of word silk is in same level.
By adopting the above technical scheme, when adjusting level and reading to levelling rod position, surveyor passes through
Position of the crosshair of level on levelling rod is read.And the staff of hand-held levelling rod is sent out by laser emitter
The laser position penetrated on levelling rod is read.The data that the two is read compare, to reduce surveyor's logarithm
According to the probability for occurring misreading or mispronouncing.
Further preferably are as follows: the levelling rod slide outside is arranged with the laser positioning for going out with laser transmitter projects
Contraposition component.
By adopting the above technical scheme, the staff for holding levelling rod is directed at laser by that will align component, thus more
Accurately read the data on levelling rod.
Further preferably are as follows: the contraposition component includes slide unit and the contraposition groove on slide unit, described
The length direction that texturearunaperpendicular is aligned in the levelling rod is arranged.
By adopting the above technical scheme, in use, Laser emission is in the slot bottom for aligning groove, so that the slot bottom of contraposition groove is in
The color of existing laser, so that staff more accurately reads the data of laser position on levelling rod.
Further preferably are as follows: the fixing bolt being threadedly engaged with it is equipped on the side wall of the slide unit, it is described solid
The one end for determining bolt is pushed against on the outer wall of the levelling rod.
By adopting the above technical scheme, when being read, mobile slide unit, so that contraposition groove and laser alignment.Then
It rotates forward fixing bolt and facilitates reading so that slide unit is fixed on levelling rod.
Further preferably are as follows: reading circuit is had additional on the levelling rod, the reading circuit includes:
Master switch S1, one end are coupled with direct current VCC；
Slide rheostat TR, one end are coupled to the other end of master switch S1, and sliding end is connected on contraposition component, and is slided
The corresponding contraposition groove setting in end；The slide rheostat TR is connected in parallel on the inner wall of levelling rod, and levelling rod inner wall is exhausted
Edge setting, the length of the coil of slide rheostat TR cover all scales on levelling rod；
First resistor R1, one end are connected to the other end of slide rheostat TR, other end ground connection；
Voltmeter, it is in parallel with slide rheostat TR；
The voltmeter is equipped with the display screen for the display reading connecting with voltmeter signal, and the display screen is fixed on cunning
On dynamic component；Controller is coupled between the voltmeter and display screen, the controller is used for the measurement data of voltmeter
It is converted into altitude information and is shown on display screen, the scale where the altitude information corresponds to contraposition groove on levelling rod.
By adopting the above technical scheme, by moving up and down slide unit, to change sliding end on slide rheostat TR
Position, and then change the resistance value at both ends in parallel with voltmeter.It is corresponding when scale different on slide unit levelling rod
Voltmeter voltage value it is also different so that the altitude information of display screen display is different.The work people of hand-held levelling rod
Member obtains measurement data by directly observing the display of the altitude information on display screen, goes out to further reduced surveyor
The probability of existing reading problems.With pair long-term practical, that the staff of hand-held levelling rod can read in display screen and manually
It is trained than in, to improve the accuracy of later period reading.
Further preferably are as follows: the master switch S1 is located on the slide unit.
By adopting the above technical scheme, the opening and closing for facilitating reading circuit, to achieve the effect that using electricity wisely.
Further preferably are as follows: the slot bottom perforation of the contraposition groove offers observation panel, and the observation panel is parallel to contraposition
Groove setting.
By adopting the above technical scheme, position of the laser on levelling rod is observed by observation panel, facilitates observation.
Further preferably are as follows: the two sides adjacent with graduated side is set offer sliding slot, the cunning on the levelling rod
The both ends of dynamic component are embedded in two sliding slots respectively and are slidably matched.
By adopting the above technical scheme, the bonding strength between slide unit and levelling rod is improved, reduces slide unit from water
It is fallen on object staff.
Further preferably are as follows: the fixing bolt is located at the side that sliding slot is corresponded on slide unit.
By adopting the above technical scheme, when reducing staff's reading, influence of the fixing bolt to staff's light.Together
When, fixing bolt is set on corresponding levelling rod to the adjacent position for setting graduated side, reduces fixing bolt to scale
Stop；And fixing bolt can be improved fixing bolt to the fixed effect of slide unit close to sliding slot setting.
Further preferably are as follows: there are two the fixing bolt is symmetrical arranged on slide unit.
By adopting the above technical scheme, stability of the slide unit on levelling rod is improved.
In conclusion the utility model has the following beneficial effects:
1, by setting laser emitter, the center of level crosshair is passed through on laser projection to levelling rod, so that
Surveyor and the staff of hand-held levelling rod can simultaneously read center of reticule, and the data of the two are compared
The probability to go wrong is read to reduce surveyor；
2, by setting reading circuit, enable the staff of hand-held levelling rod direct by the data on display screen
Desired numerical value is obtained, error caused by artificial reading is reduced, further increases measurement accuracy.
Detailed description of the invention
Fig. 1 is the overall structure figure of embodiment；
Fig. 2 is the portion the A enlarged drawing of Fig. 1；
Fig. 3 is the portion the B enlarged drawing of Fig. 1；
Fig. 4 is the schematic diagram for reading circuit；
Fig. 5 is the relational graph of voltmeter, controller and display screen.
In figure, 1, tripod；2, level；21, object lens；22, eyepiece；3, levelling rod；31, sliding slot；4, laser emitter；
5, component is aligned；51, slide unit；511, fixing bolt；52, groove is aligned；521, observation panel.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
Embodiment: a kind of level-and-rod equipment, as shown in Figure 1, including tripod 1, level 2 and mating with level 2
The side used sets graduated levelling rod 3, is provided with object lens 21 and eyepiece 22 on level 2.In use, by 2 frame of level
On tripod 1, levelling rod 3 is set up in the position for needing to measure by staff；Then level 2 is leveled, is surveyed
Amount person observes crosshair corresponding to the scale on levelling rod 3 by eyepiece 22 and is read and recorded.
Combined with Figure 1 and Figure 2, in order to improve the accuracy of measurement, laser emitter 4, laser hair are provided on level 2
The center of laser and crosshair that emitter 4 emits is located in same level.When surveyor is to the corresponding scale of center of reticule
When being read, the staff of hand-held levelling rod 3 reads the scale where the laser on levelling rod 3.
As shown in figure 3, in order to further increase the accuracy of the staff of hand-held levelling rod 3 reading, levelling rod 3 it is outer
Wall sliding sleeve is equipped with contraposition component 5.Contraposition component 5 includes slide unit 51 and the contraposition groove being opened on slide unit 51
52.Slide unit 51 is one piece of rectangular plate body, and the both ends of plate body are embedded at respectively in the sliding slot 31 of 3 two sides of levelling rod, sliding
Dynamic component 51 is slidably matched along sliding slot 31；Sliding slot 31 is opened on levelling rod 3 on the two sides adjacent with graduated side is set.
The two sides of slide unit 51 are equipped with the fixing bolt 511 being threadedly engaged with it, and fixing bolt 511 is located on slide unit 51
On the side wall of corresponding sliding slot 31.
As shown in figure 3, contraposition groove 52 is opened up along the length direction of plate body, and groove 52 is aligned perpendicular to levelling rod 3
Length direction setting.The slot bottom of contraposition groove 52 offers the observation panel 521 for facilitating reading, and the perforation of observation panel 521 is slided
Dynamic component 51 is arranged.
As shown in figure 4, being set on levelling rod 3 to further increase the accuracy of the staff of hand-held levelling rod 3 reading
There is reading circuit.Reading circuit includes,
Master switch S1, one end are coupled with direct current VCC；
Slide rheostat TR, one end are coupled to the other end of master switch S1, and sliding end is connected on contraposition component 5, and sliding
The corresponding contraposition groove 52 in moved end is arranged；Slide rheostat TR is connected in parallel on the inner wall of levelling rod 3, and 3 inner wall of levelling rod is
Insulation set, the length of the coil of slide rheostat TR cover all scale (not shown)s on levelling rod 3；
First resistor R1, one end are connected to the other end of slide rheostat TR, other end ground connection；
Voltmeter, it is in parallel with slide rheostat TR；
As shown in figure 5, voltmeter is equipped with the display screen for the display reading connecting with voltmeter signal, display screen is (see figure
3) it is fixed on the side that slide unit 51 is equipped with contraposition groove 52.It is coupled with controller between voltmeter and display screen, controls
For device for converting altitude information for the measurement data of voltmeter and being shown in display screen, altitude information corresponds to contraposition groove
Scale on 52 place levelling rods 3.Master switch S1, which is set on slide unit 51, is provided with the side of fixing bolt 511 (see figure
3).
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but
As long as within the protection scope of the present utility model all by the protection of Patent Law.
Claims (10)
1. a kind of level-and-rod equipment, including level (2) and levelling rod (3), level (2) bottom is equipped with tripod
(1)；The level (2) is equipped with object lens (21) and eyepiece (22), which is characterized in that has additional on the level (2) sharp
Optical transmitting set (4), the laser of laser emitter (4) transmitting and the center of crosshair are in same level.
2. a kind of level-and-rod equipment according to claim 1, which is characterized in that levelling rod (3) the slide outside set
Contraposition component (5) equipped with the laser positioning for launching with laser emitter (4).
3. a kind of level-and-rod equipment according to claim 2, which is characterized in that the contraposition component (5) includes sliding
Component (51) and the contraposition groove (52) being set on slide unit (51), the contraposition groove (52) is perpendicular to the levelling rod
(3) length direction setting.
4. a kind of level-and-rod equipment according to claim 3, which is characterized in that on the side wall of the slide unit (51)
It is equipped with the fixing bolt (511) being threadedly engaged with it, one end of the fixing bolt (511) is pushed against in the levelling rod (3)
Outer wall on.
5. a kind of level-and-rod equipment according to claim 4, which is characterized in that have additional reading on the levelling rod (3)
Number circuit, the reading circuit include:
Master switch S1, one end are coupled with direct current VCC；
Slide rheostat TR, one end are coupled to the other end of master switch S1, and sliding end is connected in contraposition component (5), and is slided
Corresponding contraposition groove (52) setting in end；The slide rheostat TR is connected in parallel on the inner wall of levelling rod (3), and levelling rod
(3) inner wall is insulation set, all scales in length covering levelling rod (3) of the coil of slide rheostat TR；
First resistor R1, one end are connected to the other end of slide rheostat TR, other end ground connection；
Voltmeter, it is in parallel with slide rheostat TR；
The voltmeter is equipped with the display screen for the display reading connecting with voltmeter signal, and the display screen is fixed on sliding part
On part (51)；Controller is coupled between the voltmeter and display screen, the controller is used for the measurement data of voltmeter
It is converted into altitude information and is shown on display screen, where the altitude information corresponds to contraposition groove (52) on levelling rod (3)
Scale.
6. a kind of level-and-rod equipment according to claim 5, which is characterized in that the master switch S1 is located at the sliding
On component (51).
7. a kind of level-and-rod equipment according to claim 3, which is characterized in that the slot bottom of contraposition groove (52) passes through
It opens up and is equipped with observation panel (521), the observation panel (521) is parallel to contraposition groove (52) setting.
8. a kind of level-and-rod equipment according to claim 4, which is characterized in that on the levelling rod (3) and equipped with quarter
The adjacent two sides in the side of degree offer sliding slot (31), and the both ends of the slide unit are embedded in two sliding slots (31) simultaneously respectively
It is slidably matched.
9. a kind of level-and-rod equipment according to claim 8, which is characterized in that the fixing bolt (511), which is located at, to be slided
The side of sliding slot (31) is corresponded on dynamic component (51).
10. a kind of level-and-rod equipment according to claim 9, which is characterized in that the fixing bolt (511) is being slided
There are two being symmetrical arranged on component (51).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820706967.5U CN208313300U (en) | 2018-05-11 | 2018-05-11 | A kind of level-and-rod equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820706967.5U CN208313300U (en) | 2018-05-11 | 2018-05-11 | A kind of level-and-rod equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208313300U true CN208313300U (en) | 2019-01-01 |
Family
ID=64711393
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820706967.5U Active CN208313300U (en) | 2018-05-11 | 2018-05-11 | A kind of level-and-rod equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208313300U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111081130A (en) * | 2019-12-25 | 2020-04-28 | 大连大学 | Leveling rod reading simulator |
| CN115096254A (en) * | 2022-06-17 | 2022-09-23 | 上海铁路北斗测量工程技术有限公司 | High-precision foldable leveling rod |
-
2018
- 2018-05-11 CN CN201820706967.5U patent/CN208313300U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111081130A (en) * | 2019-12-25 | 2020-04-28 | 大连大学 | Leveling rod reading simulator |
| CN115096254A (en) * | 2022-06-17 | 2022-09-23 | 上海铁路北斗测量工程技术有限公司 | High-precision foldable leveling rod |
| CN115096254B (en) * | 2022-06-17 | 2024-03-26 | 上海铁路北斗测量工程技术有限公司 | High-precision foldable levelling rod |
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