CN107560527A - Oil recovery construction drainage pipeline inner diameter measurement structure - Google Patents
Oil recovery construction drainage pipeline inner diameter measurement structure Download PDFInfo
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- CN107560527A CN107560527A CN201710950558.XA CN201710950558A CN107560527A CN 107560527 A CN107560527 A CN 107560527A CN 201710950558 A CN201710950558 A CN 201710950558A CN 107560527 A CN107560527 A CN 107560527A
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- movable block
- fixed cylinder
- ball
- steel ball
- graduated scale
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention discloses oil recovery construction drainage pipeline inner diameter measurement structure, position-limiting drum including fixed cylinder and in fixed cylinder, the lower rotation of the position-limiting drum is provided with steel ball, and the steel ball locally protrudes from the bottom of fixed cylinder, spring is installed in fixed cylinder, also include the movable block and fixed seat of truncated cone-shaped being connected with the movable end of the spring, the movable block is connected by graduated scale with fixed seat, multiple projections are provided with the outer wall of movable block, offered on the inwall of the fixed cylinder multiple with the raised groove being engaged, rotated on the upper surface of the fixed seat and be provided with ball.When the straight line where the axis and pipe diameter of fixed cylinder coincides, read the data on graduated scale, the data are that movable block does the displacement that linear motion occurs, by calculating, i.e. the air line distance of steel ball bottom and ball top, which subtracts the straight-line displacement that movable block occurs, can draw the size of internal diameter of the pipeline.
Description
Technical field
The present invention relates to a kind of measurement apparatus, in particular to oil recovery construction drainage pipeline inner diameter measurement structure.
Background technology
PCCP pipes are the strong concrete tube core winding compressor wires with steel cylinder, are sprayed with cement mortar protective course,
It is welded together with steel cylinder using steel bell and spigot, the fluted flexible joint that slidingtype cushion rubber is formd with cushion rubber of bell and spigot, be
The composite construction that steel plate, concrete, high tensile steel wire and cement mortar different materials form, has steel and the respective spy of concrete
Property.Prestressed concrete cylinder pipe have compound structure, bear interior external pressure is higher, joint tighness is good, shock resistance is strong, dimension
The characteristics such as shield is convenient, it is of interest by engineering circles, be widely used in long interval water conveying tunnel, pressure inverted-siphon, urban water supply engineering,
Industry pressure water conveyer pipeline, power plant cycle Hydraulic Projects sewer pipe, pressure blowdown main etc..Compared with conventional tubing, PCCP tools
Have applied widely, the economic life is long, anti-seismic performance is good, easy for installation, operation expenditure is low, it is substantially water-tight the advantages that.
At present after the completion of the production of PCCP pipelines, generally pipe internal diameter and bell and spigot ovality are entered using inside micrometer
Row measurement.Inside micrometer is made up of micrometer head and extension bar, is turned because micrometer head armrest is dynamic and is carried out varying dimensions, operation is not square
Just, reading is not directly perceived, fragile in high-frequency service condition.And inside micrometer acquisition price is higher.
The content of the invention
It is convenient to internal diameter of the pipeline it is an object of the invention to provide oil recovery construction drainage pipeline inner diameter measurement structure
Quick measurement simultaneously reduce measurement error, and then the purpose efficiently, accurately measured.
The purpose of the present invention is achieved through the following technical solutions：
Oil recovery construction drainage pipeline inner diameter measurement structure, including fixed cylinder and spacing in fixed cylinder
Cylinder, steel ball is provided with the lower rotation of the position-limiting drum, and the steel ball locally protrudes from the bottom of fixed cylinder, in fixed cylinder
Spring is inside installed, includes the movable block and fixed seat of the truncated cone-shaped being connected with the movable end of the spring, the movable block
It is connected by graduated scale with fixed seat, multiple projections is provided with the outer wall of movable block, are opened up on the inwall of the fixed cylinder
Have multiple with the raised groove being engaged, rotated on the upper surface of the fixed seat and be provided with ball.It is horizontal during present invention work
To or longitudinal direction fixed cylinder can be placed into inner-walls of duct, the station for adjusting fixed cylinder is allowed to keep vertical or horizontal,
The steel ball of ball and fixed cylinder bottom at the top of fixed seat contacts with inner-walls of duct respectively, and graduated scale is by inner-walls of duct
Extruding after drive movable block moved along a straight line in fixed cylinder；When movable block is moved in position-limiting drum, mobile BOB(beginning of block) pair
Spring is compressed, and movable block is up big and down small truncated conical shape, multiple projections is fixed with the outer wall of movable block, together
When offered in position-limiting drum it is multiple continue to move down under the guiding of groove with the raised groove being engaged, i.e. movable block, effectively
Avoid the graduated scale in measurement process and sidesway occurs in fixed cylinder, that is, prevent the interior of the non-pipeline of data that graduated scale is measured
Footpath size but the higher size in internal diameter of the pipeline；
When the straight line where the axis and pipe diameter of fixed cylinder coincides, the data on graduated scale, the data are read
The displacement of linear motion generation is done for movable block, by calculating, i.e. the air line distance of steel ball bottom and ball top subtracts movement
The straight-line displacement that block occurs can draw the size of internal diameter of the pipeline.
Also include mobile column, the both ends of the mobile column are connected with movable block, fixed seat respectively, and the graduated scale rotates
It is arranged in mobile column., it is necessary to carry out certain regulation to ball and steel ball to protect after fixed cylinder is placed in inner-walls of duct
Card device is overall to be kept overlapping with the diameter of pipeline, therefore graduated scale reading difficulty increases after adjustment, and the present invention is in movable block
Mobile column is equipped between fixed seat, graduated scale is rotatably arranged in mobile column, can directly be rotated in reading graduated scale with
Ensure its good observation visual angle, the quick progress being convenient for measuring.
Also include displacement transducer, institute's displacement sensors are fixed on the bottom of movable block.Locally needed more in pipeline
During accurate measurement, the displacement transducer positioned at movable block bottom can accurately measure the distance that moves down of movable block, by with quarter
Reading on degree chi compares, and after multiple measurement, the value minimum by the way that an error is calculated, can meet to measure need
Ask.
The position-limiting drum is truncated cone-shaped, and the direction in the center of circle sensing steel ball center of circle of the internal diameter of position-limiting drum along ball is successively decreased.
Preferably, the groove being engaged with projection is provided with position-limiting drum inwall, and the center of circle of the internal diameter of position-limiting drum along ball is pointed to
The direction in the steel ball center of circle is successively decreased, i.e., after movable block moves down a certain distance, projection can not continue to move in groove, Jin Eryou
Effect avoids excessively moving down and cause graduated scale stress deformation for movable block, ensures the accuracy of measurement data.
The present invention compared with prior art, has the following advantages and advantages：
1st, when movable block is moved in position-limiting drum, mobile BOB(beginning of block) is compressed the present invention to spring, and movable block
For up big and down small truncated conical shape, multiple projections are fixed with the outer wall of movable block, while are offered in position-limiting drum multiple
The groove being engaged with projection, i.e. movable block continue to move down under the guiding of groove, effectively prevent the scale in measurement process
Sidesway occurs in fixed cylinder for chi, that is, prevents the internal diameter size of the non-pipeline of data that graduated scale is measured but higher in pipeline
The size in footpath；When the straight line where the axis and pipe diameter of fixed cylinder coincides, the data on graduated scale, the data are read
The displacement of linear motion generation is done for movable block, by calculating, i.e. the air line distance of steel ball bottom and ball top subtracts movement
The straight-line displacement that block occurs can draw the size of internal diameter of the pipeline；
2nd, the present invention is placed on rear, it is necessary to carry out certain regulation to ball and steel ball to protect in inner-walls of duct in fixed cylinder
Card device is overall to be kept overlapping with the diameter of pipeline, therefore graduated scale reading difficulty increases after adjustment, and the present invention is in movable block
Mobile column is equipped between fixed seat, graduated scale is rotatably arranged in mobile column, can directly be rotated in reading graduated scale with
Ensure its good observation visual angle, the quick progress being convenient for measuring；
3rd, the present invention is provided with the groove being engaged with projection, and circle of the internal diameter of position-limiting drum along ball on position-limiting drum inwall
The direction that the heart points to the steel ball center of circle is successively decreased, i.e., after movable block moves down a certain distance, projection can not continue to move in groove,
And then excessively moving down and cause graduated scale stress deformation for movable block is effectively prevent, ensure the accuracy of measurement data.
Brief description of the drawings
Accompanying drawing described herein is used for providing further understanding the embodiment of the present invention, forms one of the application
Point, do not form the restriction to the embodiment of the present invention.In the accompanying drawings：
Fig. 1 is schematic structural view of the invention；
Fig. 2 is the sectional view of movable block；
Mark and corresponding parts title in accompanying drawing：
1- balls, 2- fixed seats, 3- mobile columns, 4- graduated scales, 5- fixed cylinders, 6- movable blocks, 7- projections, 8- position-limiting drums,
9- springs, 10- steel balls, 11- displacement transducers.
Embodiment
For the object, technical solutions and advantages of the present invention are more clearly understood, with reference to embodiment and accompanying drawing, to this
Invention is described in further detail, and exemplary embodiment of the invention and its explanation are only used for explaining the present invention, do not make
For limitation of the invention.
Embodiment 1
As depicted in figs. 1 and 2, the present embodiment includes fixed cylinder 5 and the position-limiting drum 8 in fixed cylinder 5, described
The lower rotation of position-limiting drum 8 is provided with steel ball 10, and the local bottom for protruding from fixed cylinder 5 of the steel ball 10, in fixed cylinder 5
Spring 9 is installed, includes the movable block 6 and fixed seat 2 of the truncated cone-shaped being connected with the movable end of the spring 9, the movement
Block 6 is connected by graduated scale 4 with fixed seat 2, is provided with multiple raised 7 on the outer wall of movable block 6, the fixed cylinder 5 it is interior
Offer multiple with raised 7 grooves being engaged on wall, rotated on the upper surface of the fixed seat 2 and be provided with ball 1.
During present invention work, laterally or fixed cylinder 5 can be placed into inner-walls of duct by longitudinal direction, adjustment fixed cylinder 5
Station is allowed to keep vertical or horizontal, positioned at the top of fixed seat 2 ball 1 and the bottom of fixed cylinder 5 steel ball 10 respectively with
Inner-walls of duct contacts, and graduated scale 4 is driven movable block 6 to be moved along a straight line in fixed cylinder 5 by after the extruding of inner-walls of duct；Work as shifting
When motion block 6 is moved in position-limiting drum 8, movable block 6 starts to be compressed spring 9, and movable block 6 is up big and down small round platform
Shape, multiple raised 7 are fixed with the outer wall of movable block 6, while offer in position-limiting drum 8 and multiple to be engaged with raised 7
Groove, i.e. movable block 6 continues to move down under the guiding of groove, effectively prevent in measurement process graduated scale 4 in fixed cylinder 5
Interior generation sidesway, that is, prevent the non-pipeline of data that graduated scale 4 is measured internal diameter size but the higher size in internal diameter of the pipeline；
When the straight line where the axis and pipe diameter of fixed cylinder 5 coincides, the data on graduated scale 4 are read, the data are movement
Block 6 does the displacement that linear motion occurs, and by calculating, i.e. the air line distance of the bottom of steel ball 10 and the top of ball 1 subtracts movable block 6
The straight-line displacement of generation can draw the size of internal diameter of the pipeline.
Also include mobile column 3 and displacement transducer 11, the both ends of the mobile column 3 connect with movable block 6, fixed seat 2 respectively
Connect, and the graduated scale 4 is rotatably arranged in mobile column 3, institute's displacement sensors 11 are fixed on the bottom of movable block 6.Solid
, it is necessary to carry out certain being adjusted to ensure that device entirety and pipeline to ball 1 and steel ball 10 after safety barrel 5 is placed in inner-walls of duct
Diameter keep overlap, therefore after adjustment the reading difficulty of graduated scale 4 increase, the present invention between movable block 6 and fixed seat 2 plus
Provided with mobile column 3, graduated scale 4 is rotatably arranged in mobile column 3, and graduated scale 4 can be directly rotated in reading to ensure that its is good
Observation visual angle, the quick progress being convenient for measuring；When pipeline locally needs more accurate measurement, positioned at the bottom of movable block 6
Displacement transducer 11 can moving down movable block 6 distance and accurately measure, by compared with the reading on graduated scale 4, more
After secondary measurement, the value minimum by the way that an error is calculated, measurement demand can be met.
Preferably, be provided with the inwall of position-limiting drum 8 with the grooves that are engaged of projection 7, and the internal diameter of position-limiting drum 8 is along ball
The direction that the center of circle of steel ball 10 is pointed in 1 center of circle is successively decreased, i.e., after movable block 6 moves down a certain distance, projection 7 can not continue recessed
Moved in groove, and then effectively prevent excessively moving down and cause the stress deformation of graduated scale 4 for movable block 6, ensure measurement data
Accuracy.
Above-described embodiment, the purpose of the present invention, technical scheme and beneficial effect are carried out further
Describe in detail, should be understood that the embodiment that the foregoing is only the present invention, be not intended to limit the present invention
Protection domain, within the spirit and principles of the invention, any modification, equivalent substitution and improvements done etc., all should include
Within protection scope of the present invention.
Claims (4)
1. oil recovery construction drainage pipeline inner diameter measurement structure, including fixed cylinder (5) and in fixed cylinder (5)
Position-limiting drum (8), it is characterised in that：The lower rotation of the position-limiting drum (8) is provided with steel ball (10), and the steel ball (10) office
Portion protrudes from the bottom of fixed cylinder (5), and spring (9), in addition to the activity with the spring (9) are provided with fixed cylinder (5)
The movable block (6) and fixed seat (2) of the truncated cone-shaped of connection are held, the movable block (6) is connected by graduated scale (4) and fixed seat (2)
Connect, be provided with the outer wall of movable block (6) multiple raised (7), offered on the inwall of the fixed cylinder (5) it is multiple with it is raised
(7) groove being engaged, rotated on the upper surface of the fixed seat (2) and be provided with ball (1).
2. oil recovery construction according to claim 1 drainage pipeline inner diameter measurement structure, it is characterised in that：Also include
Mobile column (3), the both ends of the mobile column (3) are connected with movable block (6), fixed seat (2) respectively, and the graduated scale (4) turns
It is dynamic to be arranged in mobile column (3).
3. oil recovery construction according to claim 1 drainage pipeline inner diameter measurement structure, it is characterised in that：Also include
Displacement transducer (11), institute's displacement sensors (11) are fixed on the bottom of movable block (6).
4. oil recovery construction according to claim 1 drainage pipeline inner diameter measurement structure, it is characterised in that：The limit
Position cylinder (8) is truncated cone-shaped, and the direction in center of circle sensing steel ball (10) center of circle of the internal diameter of position-limiting drum (8) along ball (1) is successively decreased.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710950558.XA CN107560527A (en) | 2017-10-13 | 2017-10-13 | Oil recovery construction drainage pipeline inner diameter measurement structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710950558.XA CN107560527A (en) | 2017-10-13 | 2017-10-13 | Oil recovery construction drainage pipeline inner diameter measurement structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107560527A true CN107560527A (en) | 2018-01-09 |
Family
ID=60985273
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710950558.XA Withdrawn CN107560527A (en) | 2017-10-13 | 2017-10-13 | Oil recovery construction drainage pipeline inner diameter measurement structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107560527A (en) |
-
2017
- 2017-10-13 CN CN201710950558.XA patent/CN107560527A/en not_active Withdrawn
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180109 |
|
| WW01 | Invention patent application withdrawn after publication |