CN202141415U - Adjustable correcting rod for diameter measurement of external thread medium diameter gauge in oil sleeve - Google Patents
Adjustable correcting rod for diameter measurement of external thread medium diameter gauge in oil sleeve Download PDFInfo
- Publication number
- CN202141415U CN202141415U CN201120228968U CN201120228968U CN202141415U CN 202141415 U CN202141415 U CN 202141415U CN 201120228968 U CN201120228968 U CN 201120228968U CN 201120228968 U CN201120228968 U CN 201120228968U CN 202141415 U CN202141415 U CN 202141415U
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- bar
- external thread
- center
- tubing
- correction
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- Expired - Fee Related
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- A Measuring Device Byusing Mechanical Method (AREA)
- Length-Measuring Instruments Using Mechanical Means (AREA)
Abstract
The utility model relates to an adjustable correcting rod for the diameter measurement of an external thread medium diameter gauge in an oil sleeve, which is characterized in that a correcting block, a differentiation measuring head and an extension bar are comprised; the correcting block comprises a base and end seats arranged on two ends of the base vertically; the extension bar comprises a center measuring bar and a housing arranged outside the center measuring bar, a retaining screw is fixedly arranged at the right end of the center measuring bar and a compression spring is sleeved at the left end of the center measuring bar; the opposite surfaces of the two end seats are correcting planes and the distance between the correcting planes of the two end seats is 50mm to 100mm; the measuring range of the differentiation measuring head is 50mm to 63mm or 100mm to 125mm; and the length of the center measuring bar is 13mm, 25mm, 50mm, 100mm, 200mm, 300mm or 400mm. The adjustable correcting rod is convenient to use and saves processing cost compared with the simplex size in the prior art; the diameter can be optionally adjusted within the range from 50mm to 550mm, and the precision is high; and when the adjustable correcting rod is used, recalculation and adjustment on the positive and negative dimension deviation is not needed to be performed on the dial indicator of the medium diameter gauge.
Description
Technical field
The utility model relates in a kind of tubing and casing external thread directly advises the diameter measurement verifying unit, and diameter measurement is advised with adjustable check and correction bar in the footpath in especially a kind of tubing and casing external thread.
Background technology
Footpath diameter measuring mechanism is to be used for the check and correction bar that the special button external thread of petroleum pipeline industry tubing and casing uses when directly the middle footpath diameter of rule is measured in the tubing and casing external thread; The check and correction bar is a single size of fixed processing in the middle of the prior art; Precision is not high; Be used for proofreading when footpath rule are measured in the external thread footpath diameter, the face shield of the dial gauge on the rule of footpath makes the pointed zero-bit in the adjustment then.
The dimensional discrepancy of conventional device technological requirement forever exists, and can not adjust, and uses singlely, lack to exchange compatiblely, uses on the dial gauge that all will therefrom directly advise each time and adjusts, and user of service's error-prone is oppositely adjusted, and is prone to cause quality accident to take place.
Summary of the invention
The purpose of the utility model is to overcome the deficiency that exists in the prior art; Provide in a kind of tubing and casing external thread and directly advise diameter measurement with adjustable check and correction bar; The desired process of adjustment technology in measurement range is simple and practical arbitrarily, highly versatile; Reached the accuracy requirement of milscale; Needn't be because of different processes require to change different middle footpath rule check and correction bars, only need carry out some adjustment can proofread use immediately, need on the dial gauge of middle footpath rule, not carry out positive and negative dimensional discrepancy simultaneously and convert and adjust.
The technical scheme that provides according to the utility model; Diameter measurement is advised with adjustable check and correction bar in the footpath in the said tubing and casing external thread; Characteristic is: comprise proof-reading block, differential measurement head and extension bar, said proof-reading block is made up of pedestal and the end seat that is vertically set on the pedestal two ends; Said extension bar comprises center length bar and the shell that is arranged on the length bar outside, center, and the right-hand member of length bar is set with fixed screw at said center, and the left end of length bar is arranged with compression spring at the center.
The face that said two end seats are oppositely arranged is the check and correction plane, and the distance between the check and correction plane of said two ends seat is 50mm or 100mm.
The measurement range of said differential measurement head is 50 ~ 63mm or 100 ~ 125mm.
The length of said center length bar is 13mm, 25mm, 50mm, 100mm, 200mm, 300mm or 400mm.
The outer circumference surface of said center length bar is provided with the groove of a plurality of annulars, in groove, is provided with annular fixed pin.
The left end of length bar is equipped with the termination nut at said center.
One end of said compression spring withstands the annular fixed pin of center length bar left end.
The left end end of said center length bar is a planar ends, and the right-hand member end is a tapering point.
The utlity model has following advantage:
(1) very easy to use, need not because of the different measurer of different dimensioned, significantly reduced measurer processing quantity, the prior art single size has been practiced thrift processing cost relatively;
(2) footpath diameter size can be adjusted arbitrarily in 50 ~ 550mm scope, satisfies technical requirement;
(3) precision is high, has reached the equal accuracy of milscale, need on the dial gauge of middle footpath rule, not carry out positive and negative dimensional discrepancy during use and convert and adjust;
(4) simple and reliable for structure, easy to maintenance, good stability is easy to operate, has practiced thrift workload greatly.
Description of drawings
Fig. 1 is the differential measurement head calibration synoptic diagram of the utility model.
Fig. 2, Fig. 3 are the structural representation of the extension bar of the utility model.
Embodiment
Below in conjunction with concrete accompanying drawing and embodiment the utility model is described further.
Like Fig. 1 ~ shown in Figure 2: the footpath is advised diameter measurement and is comprised proof-reading block 1, differential measurement head 2, extension bar 3, shell 4, center length bar 5, annular fixed pin 6, fixed screw 7, compression spring 8, termination nut 9, pedestal 11, end 12 etc. with adjustable check and correction bar in the tubing and casing external thread.
The utility model comprises proof-reading block 1, differential measurement head 2 and extension bar 3; Said proof-reading block 1 is made up of pedestal 11 and the end seat 12 that is vertically set on pedestal 11 two ends; The face that two ends seat 12 is oppositely arranged is the check and correction plane, and the distance between the check and correction plane of said two ends seat 12 is 50mm or 100mm; The measurement range of said differential measurement head 2 is 50 ~ 63mm or 100 ~ 125mm; Said extension bar 3 improves according to the use principle of micrometer inside caliper; Comprise center length bar 5 and the shell 4 that is arranged on center length bar 5 outsides; The outer circumference surface of center length bar 5 is provided with the groove of a plurality of annulars, in groove, is provided with annular fixed pin 6, and center length bar 5 is fixed in the shell 4 through annular fixed pin 6 and does not shake; The left end of length bar 5 can installation end head nut 9 at the center; The right-hand member of length bar 5 is set with fixed screw 7 at the center, and the left end of length bar 5 is arranged with compression spring 8 at the center, and an end of said compression spring 8 withstands the annular fixed pin 6 of center length bar 5 left ends; The length of said center length bar 5 is 13mm, 25mm, 50mm, 100mm, 200mm, 300mm or 400mm; The left end end of said center length bar 5 is a planar ends, and the right-hand member end is a tapering point.
The use of the utility model is to select suitable differential measurement head 2 according to the size of technological requirement, selects 50 ~ 63mm differential measurement head 2 and 50mm proof-reading block 1 to use less than the 100mm scope; Select 100 ~ 125mm differential measurement head 2 and 100mm standard proof-reading block 1 to use greater than the 100mm scope.
Embodiment one:
The size of 377.75mm for example; At first be after measurement range is the check and correction plane contact of two ends boss and 100mm standard proof-reading block 1 two ends end seat 12 of differential measurement head 2 of 100 ~ 125mm; The position of making zero after the microdrum calibration of adjustment differential measurement head 2; The extension bar 3 of choosing suitable dimension then carries out mutual combination; The extension bar 3 of different size is through being threaded each other; Be that the nut end of extension bar 3 and the screw end of 100 ~ 125mm differential measurement head 2 are connected during connection; The fixed contact of 100 ~ 125mm differential measurement head 2 can eject the planar ends of the center for standard length bar 5 in the extension bar shell 4 after screwing like this; Just constituted needed size by the planar ends that ejected and the distance between 100 ~ 125mm differential measurement head, the 2 codifferential tube measuring heads, just reached 375mm, just reached the size of 377.75mm then by the microdrum adjustment 2.75mm of 100 ~ 125mm differential measurement head 3 by the extension bar of the Endless nut of the extension bar of the Endless nut of 100 ~ 125mm differential measurement head, 200mm, 50mm and extension bar 6 pattern lengths of 13mm.
Embodiment two:
The size of 78.5mm for example; At first be after measurement range is the check and correction plane contact of two ends boss and 50mm standard proof-reading block 1 two ends end seat 12 of differential measurement head 2 of 50 ~ 63mm mm; The position of making zero after the microdrum calibration of adjustment differential measurement head 2; The extension bar of choosing 25mm then is connected with differential measurement head 2, and the microdrum 3.5mm that regulates differential measurement head 2 has more just reached the size of 78.5mm.
The utility model is simple to operate; Easy to use; Good stability; Precision is high, and very effective solution is because of the different middle footpath diameter check and correction bar of the tubing and casing replacement of products of producing different size, effectively solves to carry out on the dial gauge of middle footpath rule that positive and negative dimensional discrepancy converts and adjustment brings a series of troublesome work; Identical with the principle of work of existing milscale, but brought very big convenience for the middle footpath measurement of petroleum pipeline processing industry.The utility model can range of adjustment in the scope of 50 ~ 550mm, effectively contained from 23/8 " ~ 20 " footpath diameter size all specification tubing and casing external threads, can be arbitrarily at the desired process of measurement range adjustment technology.
Claims (8)
1. directly advise diameter measurement in a tubing and casing external thread with adjustable check and correction bar; It is characterized in that: comprise proof-reading block (1), differential measurement head (2) and extension bar (3), said proof-reading block (1) is made up of pedestal (11) and the end seat (12) that is vertically set on pedestal (11) two ends; Said extension bar (3) comprises center length bar (5) and is arranged on the shell (4) in center length bar (5) outside, and the right-hand member of length bar (5) is set with fixed screw (7) at said center, and the left end of the length bar at the center (5) is arranged with compression spring (8).
2. diameter measurement is advised with adjustable check and correction bar in the footpath in the tubing and casing external thread as claimed in claim 1; It is characterized in that: the face that said two end seats (12) are oppositely arranged is the check and correction plane, and the distance between the check and correction plane of said two ends seats (12) is 50mm or 100mm.
3. diameter measurement is advised with adjustable check and correction bar in the footpath in the tubing and casing external thread as claimed in claim 1, and it is characterized in that: the measurement range of said differential measurement head (2) is 50 ~ 63mm or 100 ~ 125mm.
4. diameter measurement is advised with adjustable check and correction bar in the footpath in the tubing and casing external thread as claimed in claim 1, and it is characterized in that: the length of said center length bar (5) is 13mm, 25mm, 50mm, 100mm, 200mm, 300mm or 400mm.
5. diameter measurement is advised with adjustable check and correction bar in the footpath in the tubing and casing external thread as claimed in claim 1, and it is characterized in that: the outer circumference surface of said center length bar (5) is provided with the groove of a plurality of annulars, in groove, is provided with annular fixed pin (6).
6. diameter measurement is advised with adjustable check and correction bar in the footpath in the tubing and casing external thread as claimed in claim 1, and it is characterized in that: the left end of length bar (5) is equipped with termination nut (9) at said center.
7. diameter measurement is advised with adjustable check and correction bar in the footpath in the tubing and casing external thread as claimed in claim 1, and it is characterized in that: an end of said compression spring (8) withstands the annular fixed pin (6) of center length bar (5) left end.
8. diameter measurement is advised with adjustable check and correction bar in the footpath in the tubing and casing external thread as claimed in claim 1, and it is characterized in that: the left end end of said center length bar (5) is a planar ends, and the right-hand member end is a tapering point.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120228968U CN202141415U (en) | 2011-06-30 | 2011-06-30 | Adjustable correcting rod for diameter measurement of external thread medium diameter gauge in oil sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120228968U CN202141415U (en) | 2011-06-30 | 2011-06-30 | Adjustable correcting rod for diameter measurement of external thread medium diameter gauge in oil sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202141415U true CN202141415U (en) | 2012-02-08 |
Family
ID=45552471
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120228968U Expired - Fee Related CN202141415U (en) | 2011-06-30 | 2011-06-30 | Adjustable correcting rod for diameter measurement of external thread medium diameter gauge in oil sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202141415U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108267063A (en) * | 2018-03-30 | 2018-07-10 | 上海瓦姆石油天然气管业有限公司 | A kind of device measured for petroleum sleeve joint thread pitch diameter |
| CN112815805A (en) * | 2021-01-19 | 2021-05-18 | 重庆新驰越动力设备有限公司 | Thread axis gauge and thread part machining process thereof |
-
2011
- 2011-06-30 CN CN201120228968U patent/CN202141415U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108267063A (en) * | 2018-03-30 | 2018-07-10 | 上海瓦姆石油天然气管业有限公司 | A kind of device measured for petroleum sleeve joint thread pitch diameter |
| CN112815805A (en) * | 2021-01-19 | 2021-05-18 | 重庆新驰越动力设备有限公司 | Thread axis gauge and thread part machining process thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20140922 Granted publication date: 20120208 |
|
| RINS | Preservation of patent right or utility model and its discharge | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20150322 Granted publication date: 20120208 |
|
| RINS | Preservation of patent right or utility model and its discharge | ||
| 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: 20120208 Termination date: 20180630 |