CN202485614U - Device for detecting internal shape and size of underground shaft - Google Patents
Device for detecting internal shape and size of underground shaft Download PDFInfo
- Publication number
- CN202485614U CN202485614U CN 201220039370 CN201220039370U CN202485614U CN 202485614 U CN202485614 U CN 202485614U CN 201220039370 CN201220039370 CN 201220039370 CN 201220039370 U CN201220039370 U CN 201220039370U CN 202485614 U CN202485614 U CN 202485614U
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- measuring
- vertical shaft
- inspection device
- rod
- shape size
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Abstract
The utility model discloses improvement of a measuring device of a city underground shaft. The measuring device is characterized in that at least two measuring straight rods are connected in a mode of hinge connection; the two measuring straight rods can be folded up at hinge connection part; elongated connection interfaces are arranged at outer ends of the upper and lower measuring rods; wherein a lower measuring rod folding direction indication is arranged at the upper part of the upper measuring rod; a collar extension or a conduit for longitudinally limiting a pull rope is formed on the rod body; wherein the most lower part of the collar extension or the conduit is arranged at the upper hinge part; a pull rope penetrates through an upper collar extension or the conduit of the upper measuring rod and is connected with the outer end part of the lower measuring rod; and the lower measuring rod is folded up at the hinge connection part by pulling the pull rope upwards. By lifting up the pull rod, the lower measuring rod is lifted up to be contacted with the wall; the horizontal distance from a present point to the shaft wall in a present direction is obtained through mathematic calculation; the horizontal distance from the present point to the shaft wall in each direction is obtained by turning the measuring rod in angles and measuring repeatedly, thereby the internal shape and the diameter size of the underground shaft can be obtained conveniently; and meanwhile the improved measuring device is not only simple in structure and manufacture, low in manufacturing cost, convenient in carrying and high in measuring accuracy, but also is unlikely to damage, can be used repeatedly and is low in measurement cost.
Description
Technical field
Utility model is the improvement to the measurement mechanism of the underground vertical shaft in city, relates in particular to a kind of sniffer that is applicable to that underground vertical shaft geomery is surveyed.
Background technology
Along with urban construction, city planning, enterprise's reorganization and expansion and utility development, the underground utilities data has become requisite construction and administration base.Yet because many underground utilities are buried the age underground for a long time; And cause pipeline data disappearance, outmoded, imperfect and even inaccurate for various reasons; Unified planning, trouble hunting, use rationally and the fundamental construction of underground utilities all are affected; Particularly in excavation construction, cause supplying water because of the underground utilities data is not quite clear, pipeline such as power supply, air feed and communication suffers damage in various degree, both influence production, jeopardized personal safety; Cause enormous economic loss again, brought difficulty more for city planning, PW construction, enterprise's reorganization and expansion, people's daily life, production run and pipeline maintenance.Generally investigate through underground utilities; Investigate thoroughly the present situation of underground utilities; Set up underground pipeline information management system complete, accurate, science, comprehensively, system, grasped the present situation of underground utilities exactly, can be for rationally utilizing the underground space, underground with ground surface works planning, design, construction and manage complete basic data is provided; And make the underground space and surface construction coordinate to constitute organic whole, really realize the underground utilities dynamic management.
The construction method of modern city pipeline is varied, and jacking construction is the means of using always.The active well (vertical shaft) that wherein stays after the jacking construction completion is general buried below the face of land, and underground vertical shaft is bulky and the ground well head is less.The pipeline survey instrument of tradition prospecting tools such as line rod, meter ruler and so on can't touch the borehole wall of underground vertical shaft, therefore, can't record the dimensional data (vertical shaft planar dimension and size) of underground vertical shaft.The influence of factor such as sedimentation, distortion in addition, not only former design data reference value has little significance, and causes underground vertical shaft dimensional data collection difficulty very big.
Though prior art has the employing detection radar, can record desired data (for example well body inside dimension, shape etc.).But detection radar not only costs an arm and a leg, and is bulky, carries inconvenience, and damages easily again, and maintenance cost is high, causes the measurement cost higher.
Pipeline is dived and is visited appearance in the Chinese patent CN201262322 missile silo; Watch-dog and sniffer by receiving the camera head vision signal constitute; Locating device, camera head, lighting device that sniffer is installed by one are formed; Sniffer is connected with watch-dog through transmission line, in the sniffer bottom one feeler is installed, and on this feeler top one level meter is installed also.But it is electronics, optical group forming apparatus, not only costs an arm and a leg, and accessory is many, and heaviness is carried inconvenience, needs the special messenger to use and periodic maintenance.
Above-mentioned deficiency still has is worth improved place.
The utility model content
The utility model purpose is to overcome the deficiency of above-mentioned prior art, and a kind of structure and simple to operate is provided, and is easy to carry, cheap, is applicable to the underground vertical shaft interior shape size inspection device that underground vertical shaft shape and size are surveyed.
The utility model purpose realizes; The main improvement is to adopt two bars (pipe) to be movably hinged the measuring staff that can bend in the hinged place, and all there is the lengthening connecting interface bar (pipe) two outer ends (non-hinged end), are respectively applied for to connect the plug or the sounding rod that extends; Following measuring staff overbending direction indication is arranged at last measuring staff top; Have on the shaft (for example outer wall) that some vertically alternate one rope passes each collar extension of measuring staff in order to wear the collar extension of lining rope, the lower end is connected with following measuring staff end; Thereby overcome the deficiency of prior art, realize the utility model purpose.Specifically, the underground vertical shaft interior shape of utility model size inspection device comprises measuring staff; It is characterized in that having at least two to measure straight-bar through being hinged and connected and can turning up in the hinged place; The sounding rod external end head respectively has the lengthening connecting interface up and down, and wherein going up measuring staff top has following measuring staff fold direction indication, and the collar extension or the conduit of vertical restriction stay cord arranged on the shaft; Wherein collar extension or conduit are bottom on hinged top; One stay cord is through passing collar extension or conduit on the measuring staff, and is connected with following measuring staff outer end, through top pulling stay cord measuring staff turned up in the hinged place.
Before detailed description; Earlier through can be some vertically alternate in order to wear the collar extension of stay cord to invention; Basic function that reaches and effect are done an introduction, so that those skilled in the art have one clearly to understand to this patent invention general plotting technical scheme and the basic fundamental effect that reaches.
The utility model sniffer; Ultimate principle is: the sounding rod that two sections hinged hypomeres can be turned up vertically inserts in the need measuring well; The lining rope that connects the bottom measuring staff through pulling; Measuring staff is lifted touch the borehole wall, obtain stay cord and mention variation length, calculate the horizontal range of the current direction of current point through trigonometric function again to the borehole wall.Rotate the measuring staff angle; Repeat aforementioned measurement; Can obtain arriving on the current point all directions horizontal range of the borehole wall; So just, can obtain underground vertical shaft cross sectional shape and diameter (its principle is to be launched by a center not have several lines, and coupling together each bar endpoints is exactly its cross sectional shape, counts to be mostly more approaching circular polygon).In the actual measurement process, with one mid-game is placed on well head earlier, makes measuring staff as far as possible at the well head center; Hinged measuring staff passed the down-hole is put in mid-game, the centering card no longer moves up and down it with the fixing measuring staff of pipe wrench (can also be other modes); Lift stay cord gently; Until carry motionless till, write down that stay cord lifts up apart from d, calculate the projector distance (transverse horizontal distance) that current point projects to the borehole wall in the plane through plane geometry.Have 4 kinds of situation during actual measurement: 1, upper and lower length all just in time; 2, lower length is too short, turns up and touches less than the borehole wall; 3, upper length is too short, does not also pass the long and narrow zone of well head; 4, upper and lower length is all not enough.For the 1st kind of situation, be put into correct position after, the pulling stay cord; Measuring staff is lifted; Move to motionless till, write down stay cord and mention length, if length variations is less than bottom measuring staff length overall; Explain to have got at the borehole wall, calculate through trigonometric function like this and can draw the horizontal range of the current direction of current point to the borehole wall; Rotate measuring staff (rotation pipe wrench), in like manner can measure the projection horizontal range that current point on all directions projects to the borehole wall in the plane, finally obtain well body section projection size, size and scope in the plane, angle of rotation is more for a short time, and to record the well body section accurate more.The sensing point direction is provided by the indication of measuring staff upper direction.If the lining rope variation length, is explained then that the bottom measuring staff is too short greater than bottom measuring staff length overall and is failed to run into the borehole wall, then is the 2nd kind of situation; Then measuring staff is taken out from well, add extension rod, simultaneously the stay cord connection is moved to extension rod end (preferably termination) in following measuring staff end; Repeated multiple times; Can touch the borehole wall up to playing measuring staff to lift, press preceding method, measure the horizontal range of current point all directions to the borehole wall.If the 3rd heavy situation then connects extension rod in last measuring staff upper end, this is that lining rope must pass top extension rod upper iron ring, and measuring method is with 1.If the 4th kind of situation, just combine the 2nd, 3 kind of situation solution solve.
Hinged up and down sounding rod can be a solid hopkinson bar among the present invention, also can be hollow tubular, and according to the well body depth and diameter, can distinguish and/or increases measuring staff (pipe) length up and down simultaneously.According to most of well well head degree of depth and diameter, initially go up pole length with about 1 meter for well, following pole length with about 0.9 meter for well.The technician is clear, and its length only is a kind of more general value, therefore can not be interpreted as accurate absolute value, and changing length is not cannot.Sounding rod; Wherein a kind of hollow tubular bar that is preferably; Can in hinged place pipe, place magnet (also can be irony of a magnet) respectively, can keep hinged sounding rod inserting when measuring beginning linearly, to improve measuring accuracy through magnet suction like this.Certain two bars are hinged; Linearly, can also adopt other modes when stretching in the well, for example locate with outer tube for assurance; Under stretch in the well back and sleeve pipe be pulled away from the hinged place through stay cord separately; Also can reach same technique effect, linearly, this has several different methods in the time of can having other modes (for example clamped-in style is hinged) to keep in the hinge bar intervening well in addition.
Two sounding rods are hinged up and down, and major function is can lift the change angle according to pin joint after making down sounding rod stretch into the well body, stretch into a little to borehole wall distance so that measure.According to this function, its articulated manner do not limit can have multiple, as long as can turn up hinged all passable, this belongs to prior art.
The sounding rod external end head respectively has the lengthening connecting interface up and down; The lengthening that is mainly used in when length is not enough connects; In theory as long as connecting the fixing connected mode that does not drop all can adopt, hickey or twist-lock socket (for example similar lamp holder socket) or similar fishing rod lengthening wringing fit socket etc. for example.
Last sounding rod has the collar extension or the conduit of vertical restriction stay cord on one's body, be mainly used in the unidirectional location of stay cord so that accurate measurement when measuring lower beam and lifting angle pulling cord mention distance.Wherein collar extension or conduit be bottom on top, hinged place, mainly is under pull-up, to form a triangle during sounding rod, lifts down sounding rod through the pulling stay cord easily like this; Avoid having the dead angle in the position, hinged place; Draw not remove hinged following sounding rod, the big more pull-up of triangle is easy more, if test lift 10cm above form triangle just can pull-up under sounding rod; Therefore, only need collar extension or conduit is just passable more than the 10cm at least on hinged top bottom.By this function, its some collar extensions can also replace by a short tube, or go up sounding rod and adopt hollow tube, on pipe shaft, open an aperture, and pulling cord is worn out by aperture by passing in the pipe, and their persons have basic identical technique effect.Hinged lower portion sounding rod (comprising bottom lengthening sounding rod) does not then need collar extension; Only need stay cord be connected with following sounding rod outermost end place and get final product; Wherein better be directly to be connected outermost end; Otherwise when calculating, also to add pulling cord sounding rod outermost end distance (, also should add distance during calculating) extremely down, increase calculating trouble and the error that possibly occur apart from the termination if not connecting the termination.
For improving the compatibility of extension rod, extension rod better has different length multiple supporting in addition.The extension rod that wherein is used for sounding rod need have the longitudinal separation collar extension on one's body equally.
Be easy centering when sounding rod is inserted, a kind of better disposing again placed well head and listened mid-game, and there is the inserted link hole in centering disk center, and flaring leg is better adopted in the bottom, to put forward the versatility to the big or small well head of difference.
The underground vertical shaft interior shape of utility model size inspection device is with respect to prior art, because the sounding rod that adopts simple two bars to extend is hinged; And make it touch wall by drag-line hinged sounding rod under the pull-up of top; Thereby mention length through drag-line, draw the horizontal range of the current direction of current point, through rotating measuring staff to the borehole wall through mathematical computations; Duplicate measurements can obtain arriving on the current point all directions distance of the borehole wall, thereby can conveniently obtain underground vertical shaft interior shape and diameter dimension.This measurement mechanism adopts pure mechanical composition, not only has structure and makes simply, and low preparation cost can be installed in the building site in real time; And simple to operate, easy to learn, easy to carry, cost is low; Transportation is convenient, easy accessibility, and also measuring accuracy is high, not fragile; Maintenance is convenient, can reuse, and it is low to measure cost.Finally obtain well body projection size, size and scope in the plane, can in the underground vertical shaft detection process in city, fast, accurately draw data such as well body inside dimension, shape.
Below in conjunction with two exemplary embodiments; Utility model essence is further understood in exemplary illustration and help; But the embodiment detail only is in order utility model to be described, not to be represented utility model design whole technical schemes down, therefore should not be construed as the total technical scheme of utility model to be limited; Some are In the view of the technician; The unsubstantiality that does not depart from utility model design increases and/or changes, and simple the change or replacement of technical characterictic to have same or similar technique effect for example all truely used novel protected scope.
Description of drawings
Fig. 1 is the measurement mechanism structural representation.
Fig. 2 is the measurement mechanism instrumentation plan.
Fig. 3 is the extension rod synoptic diagram.
Fig. 4 is the forced centering plate structural representation.
Fig. 5 is measuring process 1 synoptic diagram.
Fig. 6 is measuring process 2 synoptic diagram.
Embodiment
Embodiment 1: referring to accompanying drawing; The underground vertical shaft interior shape of utility model size inspection device, adopting length respectively is 1 meter and 0.9 meter, two commercially available High strength plastic pipe 2 and 1 (for example overall diameter is 2.4 centimetres; 1.2 centimetres of interior diameters); The flexible connection of adopting hinge 3 hinged formation bottom sounding rods to turn up between two plastic tubes, 1.9 meters of total lengths are placed a small magnet 4 (with so that hingedly go up the lower beam location linearly) respectively in the pipe of hinged place; Go up measuring staff for 1 meter and upwards one little iron hoop 6 is set 0.5 meter position by the hinged place; Upwards at interval 20 centimetres (distance variables) are disposed with little iron hoop 6 then, and top (also can be top) has the plug 9 (it is consistent that direction indication and bottom measuring staff are lifted direction, is used to indicate down sounding rod to lift direction) of band trafficator.The one nylon amount of drawing rope 7 passes each iron hoop 6 on the 1 meter long upper boom 2 one by one; Be connected (0.1 meter of plug outer length with following sounding rod 1 outermost end plug 8 then; Effect is that protection sounding rod screw thread mouth is not worn in the process of using), lift angle to touching wall in order to sounding rod under the pull-up.Threaded female mouth 5 is all made in sounding rod 1 and 2 outer ends (non-hinged end); Be used to connect extension rod 10 (extension rod be uneven in length many configurations); Extension rod also is a High strength plastic pipe of the same race, wherein with extension rod that upper boom is connected on still by whenever a little iron hoop 6 being set at a distance from 20 centimetres.In addition, also made well head center dish 11, there is the center pit 12 that can pass sounding rod at the card center, and horn-like triangle locating detent 13 is arranged under the card.
Measuring process: first positioning disk is positioned over well head and fixing; Aforementioned sounding rod (connecting into straight line through small magnet) is passed through in positioning disk center pit 12 intervening wells; Be put into desired location; Whether it extends is confirmed (this just repeats again) by the aforementioned principles method, fixes (also can be other modes) with pipe wrench then, and sounding rod is no longer moved up and down.Spur stay cord gently, make and measure lower beam and lift, (be regarded as touching the borehole wall till motionless up to drawing by the hinged place; Fig. 6), write down stay cord variation length d, calculate through following formula; In the formula, R is that current point arrives borehole wall projection horizontal range in the plane, and a is that regular length (goes up sounding rod and plays iron hoop to hinged place distance most; 0.5 meter of embodiment), b is following sounding rod length (known, sounding rod length+plug length); C=a+b-d can draw current point to borehole wall projection horizontal range in the plane.Loosen stay cord, rotate pipe wrench one angle (following sounding rod lifts direction one angle), repeat said process; Can measure current point in all directions plane projection to the projection horizontal range of the borehole wall (angle of rotation more for a short time record shape accurate more); Press geometry picture side, connect each angle outermost sensing point, can obtain measured well surveying point position cross-sectional geometry and diameter dimension; Thereby accomplish measurement, i.e. well body projection of shape and diameter in the plane to vertical shaft.The sensing point direction is provided by last measuring staff top-direction indication, and is simple and clear directly perceived.
R=?
。
Embodiment 2: like embodiment 1, wherein omit the iron hoop of going up on the measuring tube shaft, the position that makes progress in pipe bar hinged place has passes the wall thickness hole, and pulling cord by passing in the pipe, is passed in the hole, and this can replace on shaft, being provided with alternate collar extension.
In addition, can also be used to wear stay cord on one's body at last measuring staff and establish a short tubule, all have essentially identical technique effect.
To those skilled in the art, under this patent design and specific embodiment enlightenment, some distortion that can directly derive or associate from this patent disclosure and general knowledge; Those of ordinary skills will recognize also can adopt additive method, or uses substituting of known technology in the prior art always, and the equivalence of characteristic changes or modification; Mutual various combination between characteristic, for example sounding rod adopts other solid hopkinson bars up and down, and there is the outer tube location hinged place; The most next iron hoop change in location of last sounding rod; Or the like unsubstantiality change, can be employed equally, can both realize this patent representation function and effect; Launch for example no longer one by one to describe in detail, all belong to this patent protection domain.
Claims (11)
1. underground vertical shaft interior shape size inspection device; Comprise measuring staff, it is characterized in that having at least two to measure straight-bar through being hinged and connected and can turning up in the hinged place, the sounding rod external end head respectively has the lengthening connecting interface up and down; Wherein go up measuring staff top following measuring staff fold direction indication is arranged; Collar extension or conduit that vertical restriction stay cord is arranged on the shaft, wherein collar extension or conduit are bottom on hinged top, and a stay cord is through passing collar extension or conduit on the measuring staff; And be connected with following measuring staff outer end, through top pulling stay cord measuring staff is turned up in the hinged place.
2. according to the said underground vertical shaft interior shape size inspection device of claim 1, it is characterized in that sounding rod is the hollow tubular bar.
3. according to the said underground vertical shaft interior shape size inspection device of claim 3, it is characterized in that placing magnet respectively in the pipe of hinged place.
4. according to the said underground vertical shaft interior shape size inspection device of claim 1, it is characterized in that initially going up sounding rod length is 1 meter, and following sounding rod length is 0.9 meter.
5. according to the said underground vertical shaft interior shape size inspection device of claim 1, the connecting interface that it is characterized in that extending is a hickey.
6. according to the said underground vertical shaft interior shape size inspection device of claim 1, it is characterized in that stay cord is connected with following sounding rod end.
7. according to the said underground vertical shaft interior shape size inspection device of claim 1, it is characterized in that extension rod has different length multiple supporting, wherein going up has the longitudinal separation collar extension on the extension rod shaft.
8. according to the said underground vertical shaft interior shape size inspection device of claim 1, it is characterized in that collar extension or conduit are bottom on hinged top at least more than the 10cm.
9. according to the said underground vertical shaft interior shape size inspection device of claim 1, it is characterized in that trafficator is arranged at measuring staff top or top, it is consistent that direction indication and following sounding rod lift direction.
10. according to the said underground vertical shaft interior shape size inspection device of arbitrary claim in the claim 1 to 9, it is characterized in that measurement mechanism also comprise place well head to mid-game.
11. according to the said underground vertical shaft interior shape size inspection device of claim 10, it is characterized in that there is the inserted link hole in centering disk center, tubaeform leg is arranged at the bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220039370 CN202485614U (en) | 2012-02-08 | 2012-02-08 | Device for detecting internal shape and size of underground shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220039370 CN202485614U (en) | 2012-02-08 | 2012-02-08 | Device for detecting internal shape and size of underground shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202485614U true CN202485614U (en) | 2012-10-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220039370 Expired - Fee Related CN202485614U (en) | 2012-02-08 | 2012-02-08 | Device for detecting internal shape and size of underground shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202485614U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103575191A (en) * | 2013-11-19 | 2014-02-12 | 中国电力科学研究院 | Testing device for foundation model test failure surface |
| CN104265280A (en) * | 2014-09-03 | 2015-01-07 | 中国矿业大学 | Solid filling feeding well wall abrasion detecting device and method |
| CN113465465A (en) * | 2021-06-16 | 2021-10-01 | 江苏赛维地质测绘有限公司 | Pipe well detection rod |
-
2012
- 2012-02-08 CN CN 201220039370 patent/CN202485614U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103575191A (en) * | 2013-11-19 | 2014-02-12 | 中国电力科学研究院 | Testing device for foundation model test failure surface |
| CN103575191B (en) * | 2013-11-19 | 2016-04-27 | 国家电网公司 | The proving installation of foundation model test failure surface |
| CN104265280A (en) * | 2014-09-03 | 2015-01-07 | 中国矿业大学 | Solid filling feeding well wall abrasion detecting device and method |
| CN113465465A (en) * | 2021-06-16 | 2021-10-01 | 江苏赛维地质测绘有限公司 | Pipe well detection rod |
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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: 20121010 Termination date: 20200208 |