CN204555893U - Portable PC CP bore detector - Google Patents
Portable PC CP bore detector Download PDFInfo
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- CN204555893U CN204555893U CN201520141749.8U CN201520141749U CN204555893U CN 204555893 U CN204555893 U CN 204555893U CN 201520141749 U CN201520141749 U CN 201520141749U CN 204555893 U CN204555893 U CN 204555893U
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- movable block
- stationary magazine
- magazine creel
- rule
- ball
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Abstract
The utility model discloses portable PC CP bore detector, comprise the stationary magazine creel that two middle parts are hinged, in stationary magazine creel, position-limiting drum is installed, the outer wall of two position-limiting drums is fixed with the limited block cooperatively interacted, the lower rotation of position-limiting drum is provided with steel ball, and steel ball local protrudes from the bottom of stationary magazine creel, in stationary magazine creel, spring is installed, movable block is connected with holder by rule, the outer wall of movable block is provided with multiple projection, the inwall of stationary magazine creel offers multiple groove matched with projection, the upper surface of described holder rotates and is provided with ball.When the axis of stationary magazine creel and the straight line at pipe diameter place coincide, read the data on rule, these data are the displacement that movable block does rectilinear motion generation, by calculating, namely the air line distance on steel ball bottom and ball top deducts the size that straight-line displacement that movable block occurs can draw internal diameter of the pipeline.
Description
Technical field
The utility model relates to a kind of measurement mechanism, specifically refers to portable PC CP bore detector.
Background technology
PCCP pipe is the strong concrete tube core winding compressor wire with steel cylinder; spray is with cement mortar protective course; adopt steel bell and spigot; welded together with steel cylinder; fluted and the cushion rubber of bell and spigot defines the flexible joint of slidingtype cushion rubber; be the composite structure of steel plate, concrete, high tensile steel wire and sand-cement slurry different materials composition, there is steel and concrete characteristic separately.Prestressed concrete cylinder pipe have compound structure, bear the characteristics such as interior external pressure is higher, joint tighness good, shock resistance is strong, easy to maintenance, pay close attention to by engineering circles, be widely used in long interval water conveying tunnel, pressure inverted-siphon, urban water supply engineering, industry pressure water conveyer pipeline, electric power plant circulating water engineering sewer pipe, pressure blowdown main etc.The advantages such as compared with tubing in the past, PCCP has applied widely, and the economic life is long, anti-seismic performance good, easy for installation, to run expenditure low, substantially water-tight.
At present after PCCP pipe production completes, micrometer inside caliper is generally adopted to measure pipe internal diameter and bell and spigot ovality.Micrometer inside caliper is made up of micrometer head and extension bar, turns varying dimensions, inconvenient operation because micrometer head armrest is dynamic, and reading is not directly perceived, fragile in high-frequency service condition.And micrometer inside caliper acquisition price is higher.
Utility model content
The purpose of this utility model is to provide portable PC CP bore detector, conveniently reduces measuring error to the Quick Measurement of internal diameter of the pipeline simultaneously, and then reaches object that is efficient, that accurately measure.
The purpose of this utility model is achieved through the following technical solutions:
Portable PC CP bore detector, comprise the stationary magazine creel that two middle parts are hinged, in described stationary magazine creel, position-limiting drum is installed, the outer wall of two described position-limiting drums is fixed with the limited block cooperatively interacted, the lower rotation of described position-limiting drum is provided with steel ball, and described steel ball local protrudes from the bottom of stationary magazine creel, in stationary magazine creel, spring is installed, also comprise movable block and the holder of the truncated cone-shaped be connected with the movable end of described spring, described movable block is connected with holder by rule, the outer wall of movable block is provided with multiple projection, the inwall of described stationary magazine creel offers multiple groove matched with projection, the upper surface of described holder rotates and is provided with ball.During utility model works, the stationary magazine creel horizontal positioned be first hinged two is in inner-walls of duct, by stirring stationary magazine creel, ball and steel ball are slided on inner-walls of duct, the station of adjustment two stationary magazine creels makes it to keep vertical, namely two limited blocks contact with each other, two stationary magazine creels are just positioned on two orthogonal diameter lines on pipeline inner periphery simultaneously, rule drives movable block to do rectilinear motion in stationary magazine creel after being subject to the extruding of inner-walls of duct, shorten the time of constantly adjustment stationary magazine creel position in measuring process, improve measurement efficiency; When movable block moves in position-limiting drum, movable block starts to compress spring, and movable block is up big and down small truncated conical shape, the outer wall of movable block is fixed with multiple projection, in position-limiting drum, offer multiple groove matched with projection simultaneously, namely movable block continues to move down under the guiding of groove, effectively prevent rule in measuring process, in stationary magazine creel, sidesway occurs, the internal diameter size of the non-pipeline of the data namely preventing rule from measuring but higher in the size of internal diameter of the pipeline; When the axis of stationary magazine creel and the straight line at pipe diameter place coincide, read the data on rule, these data are the displacement that movable block does rectilinear motion generation, by calculating, namely the air line distance on steel ball bottom and ball top deducts the size that straight-line displacement that movable block occurs can draw internal diameter of the pipeline.
Also comprise down-pressed pole, the two ends of described down-pressed pole are connected with movable block, holder respectively, and the rotation of described rule is arranged on down-pressed pole.Be placed on after in inner-walls of duct at stationary magazine creel, need to carry out certain adjustment to ball and steel ball to keep overlapping with the diameter of pipeline with assurance device entirety, therefore rule reading difficulty increases after adjustment, the utility model is equipped with down-pressed pole between movable block and holder, rule rotates and is arranged on down-pressed pole, directly can rotate rule when reading to ensure its good observation visual angle, what be convenient for measuring carries out fast.
Also comprise displacement transducer, institute's displacement sensors is fixed on the bottom of movable block.When pipeline local needs to measure more accurately, the distance that moves down of movable block can accurately be measured, by compared with the reading on rule, after repetitive measurement by the displacement transducer be positioned at bottom movable block, by calculating the minimum value of an error, measurement demand can be met.
Described position-limiting drum is truncated cone-shaped, and the internal diameter of position-limiting drum successively decreases along the direction in the sensing steel ball center of circle, the center of circle of ball.As preferably, position-limiting drum inwall has the groove matched with projection, and the internal diameter of position-limiting drum successively decreases along the direction in the sensing steel ball center of circle, the center of circle of ball, namely after movable block moves down certain distance, projection cannot continue to move in groove, and then effectively prevent excessively moving down of movable block and cause rule stress deformation, ensure the accuracy of measurement data.
The utility model compared with prior art, has following advantage and beneficial effect:
1, the utility model is when movable block moves in position-limiting drum, movable block starts to compress spring, and movable block is up big and down small truncated conical shape, the outer wall of movable block is fixed with multiple projection, in position-limiting drum, offer multiple groove matched with projection simultaneously, namely movable block continues to move down under the guiding of groove, effectively prevent rule in measuring process, in stationary magazine creel, sidesway occurs, the internal diameter size of the non-pipeline of the data namely preventing rule from measuring but higher in the size of internal diameter of the pipeline; When the axis of stationary magazine creel and the straight line at pipe diameter place coincide, read the data on rule, these data are the displacement that movable block does rectilinear motion generation, by calculating, namely the air line distance on steel ball bottom and ball top deducts the size that straight-line displacement that movable block occurs can draw internal diameter of the pipeline;
2, the utility model is placed on after in inner-walls of duct at stationary magazine creel, need to carry out certain adjustment to ball and steel ball to keep overlapping with the diameter of pipeline with assurance device entirety, therefore rule reading difficulty increases after adjustment, the utility model is equipped with down-pressed pole between movable block and holder, rule rotates and is arranged on down-pressed pole, directly can rotate rule when reading to ensure its good observation visual angle, what be convenient for measuring carries out fast;
3, the utility model has the groove matched with projection on position-limiting drum inwall, and the internal diameter of position-limiting drum successively decreases along the direction in the sensing steel ball center of circle, the center of circle of ball, namely after movable block moves down certain distance, projection cannot continue to move in groove, and then effectively prevent excessively moving down of movable block and cause rule stress deformation, ensure the accuracy of measurement data.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide the further understanding to the utility model embodiment, forms a application's part, does not form the restriction to the utility model embodiment.In the accompanying drawings:
Fig. 1 is the utility model structural representation;
Fig. 2 is the sectional view of movable block;
Mark and corresponding parts title in accompanying drawing:
1-ball, 2-holder, 3-down-pressed pole, 4-rule, 5-stationary magazine creel, 6-movable block, 7-projection, 8-position-limiting drum, 9-spring, 10-steel ball, 11-displacement transducer.
Embodiment
Clearly understand for making the purpose of this utility model, technical scheme and advantage, below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, exemplary embodiment of the present utility model and explanation thereof are only for explaining the utility model, and conduct is not to restriction of the present utility model.
Embodiment 1
As depicted in figs. 1 and 2, the present embodiment comprises the stationary magazine creel 5 that two middle parts are hinged, in described stationary magazine creel 5, position-limiting drum 8 is installed, the outer wall of two described position-limiting drums 8 is fixed with the limited block 12 cooperatively interacted, the lower rotation of described position-limiting drum 8 is provided with steel ball 10, and described steel ball 10 local protrudes from the bottom of stationary magazine creel 5, spring 9 is installed in stationary magazine creel 5, also comprise movable block 6 and the holder 2 of the truncated cone-shaped be connected with the movable end of described spring 9, described movable block 6 is connected with holder 2 by rule 4, the outer wall of movable block 6 is provided with multiple protruding 7, the inwall of described stationary magazine creel 5 offers multiple grooves matched with projection 7, the upper surface of described holder 2 rotates and is provided with ball 1.
During utility model works, first by two stationary magazine creel be hinged 5 horizontal positioned in inner-walls of duct, by stirring stationary magazine creel 5, ball 1 and steel ball 10 are slided on inner-walls of duct, the station of adjustment two stationary magazine creels 5 makes it to keep vertical, namely two limited blocks 12 contact with each other, two stationary magazine creels 5 are just positioned on two orthogonal diameter lines on pipeline inner periphery simultaneously, rule 4 drives movable block 6 to do rectilinear motion in stationary magazine creel 5 after being subject to the extruding of inner-walls of duct, shorten the time of constantly adjustment stationary magazine creel 5 position in measuring process, improve measurement efficiency, when movable block 6 moves in position-limiting drum 8, movable block 6 starts to compress spring 9, and movable block 6 is up big and down small truncated conical shape, the outer wall of movable block 6 is fixed with multiple protruding 7, in position-limiting drum 8, offer multiple grooves matched with projection 7 simultaneously, namely movable block 6 continues to move down under the guiding of groove, effectively prevent rule 4 in measuring process, in stationary magazine creel 5, sidesway occurs, the internal diameter size of the non-pipeline of the data namely preventing rule 4 from measuring but higher in the size of internal diameter of the pipeline, when the axis of stationary magazine creel 5 and the straight line at pipe diameter place coincide, read the data on rule 4, these data are the displacement that movable block 6 does rectilinear motion generation, by calculating, namely the air line distance on steel ball 10 bottom and ball 1 top deducts the size that straight-line displacement that movable block 6 occurs can draw internal diameter of the pipeline.
Also comprise down-pressed pole 3 and displacement transducer 11, the two ends of described down-pressed pole 3 are connected with movable block 6, holder 2 respectively, and described rule 4 rotation is arranged on down-pressed pole 3, and institute's displacement sensors 11 is fixed on the bottom of movable block 6.Be placed on after in inner-walls of duct at stationary magazine creel 5, need to carry out certain adjustment to ball 1 and steel ball 10 to keep overlapping with the diameter of pipeline with assurance device entirety, therefore rule 4 reading difficulty increases after adjustment, the utility model is equipped with down-pressed pole 3 between movable block 6 and holder 2, rule 4 rotates and is arranged on down-pressed pole 3, directly can rotate rule 4 when reading to ensure its good observation visual angle, what be convenient for measuring carries out fast; When pipeline local needs to measure more accurately, the distance that moves down of movable block 6 can accurately be measured, by compared with the reading on rule 4, after repetitive measurement by the displacement transducer 11 be positioned at bottom movable block 6, by calculating the minimum value of an error, measurement demand can be met.
As preferably, position-limiting drum 8 inwall has and protruding 7 grooves matched, and the internal diameter of position-limiting drum 8 successively decreases along the direction in sensing steel ball 10 center of circle, the center of circle of ball 1, namely after movable block 6 moves down certain distance, protruding 7 cannot continue to move in groove, and then effectively prevent excessively moving down and causing rule 4 stress deformation of movable block 6, ensure the accuracy of measurement data.
Above-described embodiment; the purpose of this utility model, technical scheme and beneficial effect are further described; be understood that; the foregoing is only embodiment of the present utility model; and be not used in restriction protection domain of the present utility model; all within spirit of the present utility model and principle, any amendment made, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (4)
1. portable PC CP bore detector, it is characterized in that: comprise the stationary magazine creel (5) that two middle parts are hinged, position-limiting drum (8) is installed in described stationary magazine creel (5), the outer wall of two described position-limiting drums (8) is fixed with the limited block (12) cooperatively interacted, the lower rotation of described position-limiting drum (8) is provided with steel ball (10), and described steel ball (10) local protrudes from the bottom of stationary magazine creel (5), spring (9) is installed in stationary magazine creel (5), also comprise movable block (6) and the holder (2) of the truncated cone-shaped be connected with the movable end of described spring (9), described movable block (6) is connected with holder (2) by rule (4), the outer wall of movable block (6) is provided with multiple projection (7), the inwall of described stationary magazine creel (5) offers multiple groove matched with protruding (7), the upper surface of described holder (2) rotates and is provided with ball (1).
2. portable PC CP bore detector according to claim 1, it is characterized in that: also comprise down-pressed pole (3), the two ends of described down-pressed pole (3) are connected with movable block (6), holder (2) respectively, and described rule (4) rotation is arranged on down-pressed pole (3).
3. portable PC CP bore detector according to claim 1, it is characterized in that: also comprise displacement transducer (11), institute's displacement sensors (11) is fixed on the bottom of movable block (6).
4. the portable PC CP bore detector according to claim 1 ~ 3 any one, is characterized in that: described position-limiting drum (8) is truncated cone-shaped, and the internal diameter of position-limiting drum (8) successively decreases along the direction in sensing steel ball (10) center of circle, the center of circle of ball (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520141749.8U CN204555893U (en) | 2015-03-13 | 2015-03-13 | Portable PC CP bore detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520141749.8U CN204555893U (en) | 2015-03-13 | 2015-03-13 | Portable PC CP bore detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204555893U true CN204555893U (en) | 2015-08-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520141749.8U Expired - Fee Related CN204555893U (en) | 2015-03-13 | 2015-03-13 | Portable PC CP bore detector |
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| CN (1) | CN204555893U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104848768A (en) * | 2015-03-13 | 2015-08-19 | 成都大漠石油机械有限公司 | Internal diameter measuring structure for rigid pipe |
| CN114396910A (en) * | 2022-01-19 | 2022-04-26 | 王军 | Aperture microspur clearance measuring device |
-
2015
- 2015-03-13 CN CN201520141749.8U patent/CN204555893U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104848768A (en) * | 2015-03-13 | 2015-08-19 | 成都大漠石油机械有限公司 | Internal diameter measuring structure for rigid pipe |
| CN114396910A (en) * | 2022-01-19 | 2022-04-26 | 王军 | Aperture microspur clearance measuring device |
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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 |
Granted publication date: 20150812 Termination date: 20160313 |
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| CF01 | Termination of patent right due to non-payment of annual fee |