CN205066752U - Earth's surface height measurement appearance - Google Patents
Earth's surface height measurement appearance Download PDFInfo
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- CN205066752U CN205066752U CN201520780019.2U CN201520780019U CN205066752U CN 205066752 U CN205066752 U CN 205066752U CN 201520780019 U CN201520780019 U CN 201520780019U CN 205066752 U CN205066752 U CN 205066752U
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Abstract
The utility model relates to an earth's surface height measurement appearance, including measurement portion, bracing piece and fixed part, measurement portion, bracing piece and fixed part be swing joint in proper order, measurement portion includes base, trochoid joint, balancing pole and survey arm, the base is tubulose hollow structure in vertical direction, trochoid joint sets up in the top of base, and one side of trochoid joint sets up the balancing pole, and relative opposite side sets up the survey arm, and the balancing pole is located same straight line with the survey arm, and perpendicular with two joint bolt directions of trochoid joint, and the balancing pole can be around the rotation of axes of two joint bolts formation with the survey arm, the one end top of surveying the nearly trochoid joint of arm rest sets up the surveyor's level, sets up the vertical chaining pin jack of a plurality of on the survey arm. This earth's surface height measurement appearance can avoid that the deposit adds long -pending reinforcing or elutriation problem around the chaining pin, can guarantee again that the measuring point position is unchangeable, has greatly improved the measurement accuracy of earth's surface elevation level system, can reach a millimeter precision.
Description
Technical field
The utility model belongs to measurement of higher degree technical field, specifically, relates to a kind of earth's surface height measurer.
Background technology
Seashore wetland be distributed in coastal lowly, the scope involved by generally from mean sea level elevation to extraordinary high-tide all has wetland distribution.Its elevation is controlled by two kinds of factors: external source mineral deposit and muskeg organic matter accumulation, but along with long elevation accretion external source import can reduce, the growth of muskeg due to water flooding frequently makes vegetation growth wherein cannot compared with the Lu Sheng vegetation being in High aititude.Therefore, the process that seashore wetland changes relative effect elevation is very responsive, the elevation change of large scale can cause wetland to be converted into the naked beach of low altitude area or the Lu Sheng vegetation ecosystem of High aititude, the elevation change of small scale can make advantage vegetation change, and then promotes the biomass geochemistry character of soil and the change of other processes.
Seashore wetland surface elevation change and sediment deposit or difference between corroding thickness, and we are referred to as the soil shrinkage of below earth's surface, the thickness=deposit thickness-surface elevation change of soil shrinkage below earth's surface.The factor of below earth's surface soil shrinkage is caused to comprise sediment compacting, organic substance decomposing etc.Measure below earth's surface soil shrinkage many employings earth's surface height measurer, have a lot of method can assess sedimental accumulation and the elevation dynamic change of consequent earth's surface at present.As for a long time, scientist applies and carries out mark and the time dependent rate of sedimentation in track record top layer to deposit surface.The material being used as label comprises painted sand, brick dust, fluorescent powder, feldspar powder, solid stated polyester resin layer and filter paper etc.Because feldspar powder has the particle of fine texture and the tool colloidal nature being similar to seashore wetland soil, and the white marker layer formed easily is removed, so feldspar powder is measure the most frequently used method of top layer accretion usually used as the method for level marks thing.But reference lamina method can not reflect the earth's surface elevation dynamic change that below reference lamina causes due to the process such as decomposition and root system of plant expansion of compacting, carbon, therefore, scientist have employed reference lamina subsequently and combines the measuring stick method squeezing into Wetland Substrate, and long-term follow measuring stick bury situation, in conjunction with the accretion thickness on horizontal reference lamina, can be used for measuring the following deeper deposit in earth's surface because plant root growth expansion or carbon decomposition are on the impact of earth's surface elevation.But existing measuring stick method is embedded in for a long time in Wetland Substrate measuring stick, passes in time, sediment aggrading can be caused around measuring stick to strengthen or occur elutriation effect, thus affect accuracy of measurement, make to there are differences between measured value and actual value.
Utility model content
For the defect of existing measuring stick method, the utility model aims to provide a kind of novel earth's surface height measurer, to solve the problem of sediment aggrading enhancing or elutriation effect around measuring stick.
For solving the problem, the technical scheme that the utility model is taked is:
A kind of earth's surface height measurer, comprise measurement section, support bar and fixed part, described measurement section, support bar and fixed part are flexibly connected successively; Described measurement section comprises base, cyclarthosis, balance stem and test arm, described base is at vertical direction hollow structure in a tubular form, described cyclarthosis is arranged at the top of base, cyclarthrodial side arranges balance stem, relative opposite side arranges test arm, balance stem and test arm are located along the same line, and vertical with bolt direction, cyclarthrodial two joints, and the axle that balance stem and test arm can be formed around two joint bolts rotates; Described test arm arranges spirit-leveling instrument above cyclarthrodial one end, test arm is arranged the chaining pin jack that several are vertical.Balance stem, for balancing test arm, makes both reach self-equilibrating state, to reduce the moment of torsion to base.
The bottom of described base arranges two rivets, two rivets with the central shaft of base vertical direction for line of reference is oppositely arranged.
One end of articulated elements II connecting screw button is passed through in the bottom of described base, and the other end of thread is connected on balance stem by articulated elements I.The distance of articulated elements II and articulated elements I is regulated to make balance stem and test arm rotate the level regulated along test arm direction by rotary screw button in work.
Described cyclarthosis is connected with test arm internal thread by bolt, by rotating test arm for regulating the level perpendicular to test arm direction along bolt.On described bolt also cover have wheel, wheel between cyclarthosis and test arm, after test arm Level tune is good, for the position of fixing test arm.
The quantity of described chaining pin jack preferably 9.
Insert chaining pin in described chaining pin jack, and fix the position of chaining pin by the shell fragment be positioned at above test arm.
Described support bar comprises bar main body, and the top of bar main body arranges octal neck ring, and the below of octal neck ring is overlapped and had locking closure in bar main body, and the below of locking closure arranges lid gear, and lid gear below arranges positioning lock.When support bar is inserted into fixed part; positioning lock is for being locked in fixed part by support bar; the junction of support bar and fixed part covers and plays fixing and protective effect by locking closure, and lid gear inserts the degree of depth of fixed part and the lid of locking closure to support bar and covers position and play certain position-limiting action.The effect of support bar is to ensure that space reference face when measurement section is measured at every turn is identical, guarantees that each measuring point in wetland earth's surface is complete duplicate measurements.
Described octal neck ring arranges the circular hole of 8 formed objects along same circumference, be equally spaced between circular hole, and circular hole size is agreed with mutually with the rivet of position with measurement section base bottom.
Locking closure inside is provided with internal thread.
Described fixed part comprises receiver and deep rod, receiver bottom is connected by bolt with the top of deep rod, receiver inner hollow, allow that support bar inserts, the upper end of receiver arranges lock recess, for mating positioning lock, the upper outside of receiver is provided with external thread, matches with the internal thread of locking closure.
Earth's surface of the present utility model height measurer, its fixed part is embedded in Wetland Substrate for a long time, can the position of warranty test point constant.Support bar and measurement section are then be flexibly connected with fixed part, one is be convenient for carrying, the more important thing is and can attach it on fixed part when needs are measured, remove after measurement and take away, avoid strengthening because the chaining pin in measurement section is embedded in sediment accretion around the chaining pin caused in Wetland Substrate for a long time or eluriates, and cause the problem of measurement result distortion.Measuring instrument has all carried out ingehious design at each key position, as the setting of positioning lock, octal neck ring, rivet, level meter (and level(l)ing mechanism), ensure that measurement section can be arranged on same position when each installation, the space reference face making chaining pin relative is mutually identical, measurement point position remains unchanged, drastically increase the measuring accuracy of earth's surface elevation system horizontal like this, a millimeter precision can be reached.
Accompanying drawing explanation
The front view of Fig. 1 the utility model earth's surface height measurer measurement section;
The vertical view of Fig. 2 the utility model earth's surface height measurer measurement section;
The structural representation of Fig. 3 the utility model earth's surface height measurer support bar;
The structural representation of Fig. 4 the utility model earth's surface height measurer fixed part;
Fig. 5 the utility model earth's surface height measurer working state structure schematic diagram;
Fig. 6 the utility model octal neck ring vertical view;
Fig. 7 the utility model thread cut-open view.
In figure, 1-balance stem, 2-cyclarthosis, 3-wheel, 4-spirit-leveling instrument, 5-test arm, 6-articulated elements I, 7-thread, 8-articulated elements II, 9-shell fragment, 10-chaining pin, 11-octal neck ring, 12-covers gear, 13-locking closure, 14-positioning lock, 15-locks recess, 16-receiver, 17-deep rod, 18-coagulum, 19-beach face, 20-base, 21-joint bolt, 22-chaining pin jack, 23-bolt, 24-bar main body, 25-rivet.
Embodiment
Below in conjunction with specific embodiment and accompanying drawing, the utility model is described in further details.
Earth's surface height measurer as Figure 1-5, comprise measurement section (Fig. 1-2), support bar (Fig. 3) and fixed part (Fig. 4), measurement section, support bar and fixed part are flexibly connected successively.
Measurement section comprises base 20, cyclarthosis 2, balance stem 1 and test arm 5, base 20 is at vertical direction hollow structure in a tubular form, cyclarthosis 2 is arranged at the top of base 20, the side of cyclarthosis 2 arranges balance stem 1, relative opposite side arranges test arm 5, balance stem 1 and test arm 5 are located along the same line, and it is vertical with two joint bolt 21 directions of cyclarthosis 2, the axle that balance stem 1 and test arm 5 can be formed around two joint bolts 21 rotates, balance stem 1 is for balancing test arm 5, both are made to reach self-equilibrating state, to reduce the moment of torsion to base 20.Test arm 5 arranges spirit-leveling instrument 4 above one end of cyclarthosis 2, test arm 5 is arranged 9 vertical chaining pin jacks 22.Insert chaining pin 10 in chaining pin jack 22 during work, and fix the position of chaining pin 10 by the shell fragment 9 be positioned at above test arm 5.
One end of articulated elements II 8 connecting screw button 7 is passed through in the bottom of base 20, and the other end of thread 7 is connected on balance stem 1 by articulated elements I6.The distance of articulated elements II 8 and articulated elements I6 is regulated to make balance stem 1 and test arm 5 rotate the level regulated along test arm 5 direction by rotary screw button 7 in work.The cross section view of thread 7 as shown in Figure 7.
Cyclarthosis 2 is connected with test arm 5 internal thread, by rotating test arm 5 along bolt 23 for regulating the level perpendicular to test arm 5 direction by bolt 23.On bolt 23 also cover have wheel 3, wheel 3 between cyclarthosis 2 and test arm 5, after test arm 5 Level tune is good, for the position of fixing test arm 5.
Support bar comprises bar main body 24, and the top of bar main body 24 arranges octal neck ring 11, and the below of octal neck ring 11 is overlapped and had locking closure 13 in bar main body 24, and locking closure 13 inside is provided with internal thread, and the below of locking closure 13 arranges lid gear 12, arranges positioning lock 14 below lid gear 12.When support bar is inserted into fixed part; positioning lock 14 is for being locked in fixed part by support bar; the junction of support bar and fixed part covers and plays fixing and protective effect by locking closure 13, and lid gear 12 pairs of support bars insert the degree of depth of fixed part and the lid of locking closure 13 and cover position and play certain position-limiting action.The effect of support bar is to ensure that space reference face when measurement section is measured at every turn is identical, guarantees that each measuring point in wetland earth's surface is complete duplicate measurements.
Octal neck ring 11 as shown in Figure 6 arranges the circular hole of 8 formed objects along same circumference, be equally spaced between circular hole; The bottom of measurement section base 20 arranges two rivets, 25, two rivets 25 with the central shaft of base 20 vertical direction for line of reference is oppositely arranged.The size of circular hole is agreed with mutually with position and rivet 25, two rivets 25 just can snap in two relative circular holes, two circular holes are like this one group, can control one of test arm towards, owing to having 8 circular holes, therefore have 4 groups of circular holes, can control altogether 4 of test arm towards, also can ensure when repetitive measurement each measure towards identical, be the important ring realizing complete duplicate measurements.
Fixed part comprises receiver 16 and deep rod 17, receiver 16 bottom is connected by bolt with the top of deep rod 17, receiver 16 inner hollow, allow that support bar inserts, the upper end of receiver 16 arranges lock recess 15, for mating positioning lock 14, the upper outside of receiver 16 is provided with external thread, matches with the internal thread of locking closure 13.
Above-mentioned earth's surface height measurer, is the high precision instrument measuring small scale wetland top layer elevation, for field survey, and takes away measurement point after completing measurement.Its principle is accurately located on three dimensions by chaining pin 10, guarantees that seasonal effect in time series height value that every root chaining pin 10 records is the height value of same point, with this by the difference calculating successively twice, can obtain the dynamic variable quantity of this point height.Before monitoring, fixed part is imbedded in Wetland Substrate, the lower end of support bar is inserted the hollow part of fixed part receiver 16, position with positioning lock 14, lid gear 12, and locking closure 13 is tightened on receiver 16, before whole monitoring project terminates, all must not move fixed part and support bar.When need measure, the upper end of support bar is inserted the cannulated position of measurement section base 20, the rivet of two bottom measurement section base 20 25 to be clamped in octal neck ring 11 certain two given holes, and fix with clip, make both connections more firm.Regulated the level of test arm 5 all directions by rotary screw button 7 and test arm 5, after making spirit-leveling instrument 4 bubble centering point, just can start to carry out the measurement of higher degree with chaining pin 10.Measurement section need be removed when terminating one-shot measurement and take away, install again when next time measures.
Using method and the working specification of above-mentioned earth's surface height measurer use according to the conventional practices of the measurement of higher degree.9 chaining pins 10 can be placed on the elevation on planar survey sediment top layer.With shell fragment 9, chaining pin 10 is fixed on test arm 5 during monitoring, guarantees that chaining pin 10 drops on same measurement point each time with this.The height change of chaining pin 10 reflects the elevation change of soil surface.The every root chaining pin 10 requiring to record from the vertical let-down of test arm 5 to contact soil surface is positioned at the length on test arm 5.According to the design of octal neck ring 11, each testing site can be measured on 4 directions, each direction has 9 chaining pins, because there are 3 testing sites each monitor spots, therefore each erect-position can obtain 4*9*3=108 panel data, makes measuring error <1mm.
It should be noted that especially, above-mentioned operation is all lead at the platform built or wooden footway to carry out.Permanent or provisional sample platform and wooden footway local elevation and plant may be affected, so may be used for close to earth's surface measurement of higher degree equipment and mark flat seam (labelling method experimental point) position owing to artificially trampleing on.Permanent sample platform and wooden footway are made by preserving timber usually.Each support is made up of two timber toes and a beam, timber toe makes of 2 × 4s timber (actual size is 3.8 × 8.9cm), beam 2 × 6s timber (actual size is 3.8 × 14.0cm) makes, and beam uses bolt bolt on timber toe.Sledgehammer is used to cut a hole timber toe in wetland soil.Support distance normally 2 to 2.4 meters, one thick is 3.8cm, wide 23.5cm, and the long timber for 2.4 meters is put between support and provides horizontal plank road.Plank road can be fixed by bolts to suitable position when sampling, also can take earth's surface measurement of higher degree equipment placement location to.Four supports around earth's surface measurement of higher degree equipment placement location can provide a platform, and this platform can arrive the mark layer on earth's surface measurement of higher degree equipment placement location and its side simultaneously, and the single support on straight line can provide plank road to arrive this platform.The local of rockiness and permanent construction use that the design of platform and the scope of plank road depend on wetland internal matrix is considered.If permanent platform and plank road can not use, can consider to build provisional platform.Provisional platform is normally pedaled ladder by the plastics of plank or aluminium sheet and both sides and is formed, and the bottom bolt pedaling terraced leg has plank, can distributed weight in wetland surface, reduce the impact on surrounding.
Claims (10)
1. an earth's surface height measurer, is characterized in that, comprises measurement section, support bar and fixed part, and described measurement section, support bar and fixed part are flexibly connected successively, described measurement section comprises base (20), cyclarthosis (2), balance stem (1) and test arm (5), described base (20) is at vertical direction hollow structure in a tubular form, described cyclarthosis (2) is arranged at the top of base (20), the side of cyclarthosis (2) arranges balance stem (1), relative opposite side arranges test arm (5), balance stem (1) and test arm (5) are located along the same line, and it is vertical with two joint bolt (21) directions of cyclarthosis (2), the axle that balance stem (1) and test arm (5) can be formed around two joint bolts (21) rotates, described test arm (5) arranges spirit-leveling instrument (4) above one end of cyclarthosis (2), test arm (5) is arranged the chaining pin jack (22) that several are vertical.
2. earth's surface according to claim 1 height measurer, it is characterized in that, the bottom of described base (20) arranges two rivets (25), two rivets (25) with the central shaft of base vertical direction for line of reference is oppositely arranged.
3. earth's surface according to claim 1 and 2 height measurer, it is characterized in that, one end of articulated elements II (8) connecting screw button (7) is passed through in the bottom of described base (20), and the other end of thread (7) is connected on balance stem (1) by articulated elements I (6).
4. earth's surface according to claim 1 and 2 height measurer, it is characterized in that, described cyclarthosis (2) is connected with test arm (5) internal thread by bolt (23), on described bolt (23), also cover has wheel (3), and wheel (3) is positioned between cyclarthosis (2) and test arm (5).
5. earth's surface according to claim 1 and 2 height measurer, is characterized in that, the quantity of described chaining pin jack (22) is 9.
6. earth's surface according to claim 1 and 2 height measurer, it is characterized in that, insert chaining pin (10) in described chaining pin jack (22), and fix the position of chaining pin (10) by the shell fragment (9) being positioned at test arm (5) top.
7. earth's surface according to claim 1 and 2 height measurer, it is characterized in that, described support bar comprises bar main body (24), the top of bar main body (24) arranges octal neck ring (11), there is locking closure (13) below of octal neck ring (11) at the upper cover of bar main body (24), the below of locking closure (13) arranges lid gear (12), and lid gear (12) below arranges positioning lock (14).
8. earth's surface according to claim 7 height measurer, it is characterized in that, described octal neck ring (11) arranges the circular hole of 8 formed objects along same circumference, be equally spaced between circular hole, circular hole size is agreed with mutually with the rivet (25) of position with measurement section base (20) bottom.
9. earth's surface according to claim 7 height measurer, is characterized in that, locking closure (13) inside is provided with internal thread.
10. earth's surface according to claim 1 and 2 height measurer, it is characterized in that, described fixed part comprises receiver (16) and deep rod (17), receiver (16) bottom is connected by bolt with the top of deep rod (17), receiver (16) inner hollow, allow that support bar inserts, the upper end of receiver (16) arranges lock recess (15), the upper outside of receiver (16) is provided with external thread, matches with the internal thread of locking closure (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520780019.2U CN205066752U (en) | 2015-10-10 | 2015-10-10 | Earth's surface height measurement appearance |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520780019.2U CN205066752U (en) | 2015-10-10 | 2015-10-10 | Earth's surface height measurement appearance |
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| CN205066752U true CN205066752U (en) | 2016-03-02 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107270871A (en) * | 2017-06-19 | 2017-10-20 | 北京林业大学 | A kind of large-size lake wetland of beach earth's surface elevation dynamic change measuring method |
| CN114136276A (en) * | 2021-11-29 | 2022-03-04 | 厦门大学 | Portable earth surface elevation measuring device and measuring method |
| CN115112091A (en) * | 2022-07-01 | 2022-09-27 | 北京林业大学 | Method for coping with rapid sedimentation, flooding and burying of surface height measuring instrument |
| CN116182672A (en) * | 2023-04-25 | 2023-05-30 | 海南热带海洋学院崖州湾创新研究院 | Ocean sediment thickness variation measuring device and measuring method |
-
2015
- 2015-10-10 CN CN201520780019.2U patent/CN205066752U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107270871A (en) * | 2017-06-19 | 2017-10-20 | 北京林业大学 | A kind of large-size lake wetland of beach earth's surface elevation dynamic change measuring method |
| CN114136276A (en) * | 2021-11-29 | 2022-03-04 | 厦门大学 | Portable earth surface elevation measuring device and measuring method |
| CN115112091A (en) * | 2022-07-01 | 2022-09-27 | 北京林业大学 | Method for coping with rapid sedimentation, flooding and burying of surface height measuring instrument |
| CN116182672A (en) * | 2023-04-25 | 2023-05-30 | 海南热带海洋学院崖州湾创新研究院 | Ocean sediment thickness variation measuring device and measuring method |
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| Date | Code | Title | Description |
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| 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: 20160302 Termination date: 20191010 |