CN114370842B - Device for measuring parallelism of two end faces of expansion joint - Google Patents
Device for measuring parallelism of two end faces of expansion joint Download PDFInfo
- Publication number
- CN114370842B CN114370842B CN202111643987.5A CN202111643987A CN114370842B CN 114370842 B CN114370842 B CN 114370842B CN 202111643987 A CN202111643987 A CN 202111643987A CN 114370842 B CN114370842 B CN 114370842B
- Authority
- CN
- China
- Prior art keywords
- expansion joint
- measuring
- distance
- support
- bracket
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000001514 detection method Methods 0.000 claims abstract description 20
- 238000005259 measurement Methods 0.000 claims abstract description 13
- 238000006073 displacement reaction Methods 0.000 claims abstract description 5
- 230000000007 visual effect Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 description 4
- 238000007689 inspection Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/22—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring angles or tapers; for testing the alignment of axes
Abstract
The invention discloses a device for measuring parallelism of two end surfaces of an expansion joint, which comprises a bracket which is used for being erected on an upper port of the expansion joint, wherein a positioning piece which is used for fixing the bracket on the upper end surface of the expansion joint is arranged on the bracket, at least two sliding columns are in sliding fit on the bracket, a distance detection block is arranged at the bottom of each sliding column, the distance detection block comprises a high-precision distance measurement sensor which is used for measuring the distance between the distance detection block and the plane of the lower end of the expansion joint and a displacement measurement sensor which is used for detecting the distance between the two sliding columns, and the output end of the distance detection block is electrically connected with a calculator which is used for processing data through a data wire.
Description
Technical Field
The invention relates to the technical field of equipment detection, in particular to a device for measuring parallelism of two end faces of an expansion joint.
Background
In the inspection of the equipment, in particular to the inspection of the expansion joint, the parallelism of the two end surfaces of the expansion joint is detected. The existing detection method is that firstly, an expansion joint is placed on a platform, one end face is arranged downwards, the other end face is arranged upwards, two points corresponding to the diameter of the top end face of the expansion joint are determined by a metal ruler, then the difference between the two points and the platform is measured, and the maximum distance difference is measured. Thus, the measurement is time-consuming and labor-consuming, and the measurement data is inaccurate.
Disclosure of Invention
The invention aims to provide a device for measuring the parallelism of two end faces of an expansion joint, so as to solve the problems in the prior art.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the utility model provides a measure device of expansion joint's both ends face depth of parallelism, is including being used for setting up the support at the expansion joint upper end mouth, be equipped with the setting element that is used for fixing it at the expansion joint up end on the support, sliding fit has two at least slip posts on the support, slip post bottom is equipped with the distance detection piece, and here the distance detection piece is including a high accuracy range sensor that is used for measuring its and expansion joint lower extreme place plane distance and a displacement measurement sensor that is used for detecting the distance between two slip posts, the output of distance detection piece is used for handling the calculator of data through data line electric connection.
As a further scheme of the invention: each sliding column is screwed with a screwing bolt for limiting the position of the sliding column.
As a further scheme of the invention: the output end of the calculator is electrically connected with the alarm.
As a further scheme of the invention: the alarm is an audible and visual alarm.
As a further scheme of the invention: the sliding column lower extreme that high accuracy range finding sensor is located is equipped with spherical chamber, and the normal running fit has a swivel ball in the spherical chamber, the swivel ball lower extreme is equipped with the installation region of being convenient for high accuracy range finding sensor installation.
As a further scheme of the invention: the locating piece comprises a fixed column arranged on the right lower side of the support and a sliding clamping block arranged on the other end of the support in a sliding mode, and a locking bolt is screwed on the outer side of the sliding clamping block.
As still further aspects of the invention: the positioning piece is replaced by the supporting piece, the supporting piece comprises a supporting disc which is used for being in abutting contact with the upper end face of the expansion joint, a supporting ring is rotationally arranged at the upper end of the supporting disc, a mounting area which is convenient for the bracket to erect is arranged at the diameter position of the upper end of the supporting ring, and a balancing weight is arranged at one end of the bracket.
Compared with the prior art, the invention has the beneficial effects that: the invention is designed aiming at the existing requirements, can improve the measurement efficiency of the parallelism of the two end surfaces, and has higher accuracy and strong practicability.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic structural view of a sliding column according to the present invention.
FIG. 3 is a schematic diagram of the structure of the present invention in use.
Wherein: 1. a bracket; 2. a sliding column; 3. a calculator; 4. a slide block; 5. a data line; 6. fixing the column; 7. a high-precision ranging sensor; 8. a displacement measuring sensor.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
Referring to fig. 1-3, in the embodiment of the present invention, a device for measuring parallelism of two end surfaces of an expansion joint includes a bracket 1 for erecting on an upper port of the expansion joint, a positioning piece for fixing the bracket 1 on an upper end surface of the expansion joint is provided on the bracket 1, at least two sliding columns 2 are slidably matched on the bracket 1, a screwing bolt for limiting a position of each sliding column 2 is screwed on each sliding column 2, a distance detection block is provided at a bottom of the sliding column 2, the distance detection block includes a high-precision ranging sensor 7 for measuring a distance between the distance detection block and a plane where a lower end of the expansion joint is located, and a displacement measurement sensor 8 for detecting a distance between the two sliding columns 2, an output end of the distance detection block is electrically connected with a calculator 3 for processing data through a data line 5, the calculator 3 compares data transmitted by the distance detection blocks at two ends of the bracket 1, a sine value of the bracket 1 is obtained by a ratio of a height difference between the two sliding columns 2 and a distance difference between the two sliding columns 2, and thus the expansion joint can be detected by further calculating to obtain a corresponding inclination angle;
the output end of the calculator 3 is electrically connected with an alarm, and when the detected inclination angle is larger than a set value, the alarm can send out an alarm signal, and the alarm is an audible and visual alarm;
the lower end of the sliding column 2 where the high-precision distance measuring sensor 7 is located is provided with a spherical cavity, a rotating ball is rotationally matched in the spherical cavity, the lower end of the rotating ball is provided with an installation area which is convenient for installing the high-precision distance measuring sensor 7, and the detection end of the rotating ball, which is provided with the packaging distance sensor 7, is in a vertical state;
the positioning piece comprises a fixed column 6 arranged on the right lower side of the bracket 1 and a sliding clamping block arranged at the other end of the bracket 1 in a sliding manner, a locking bolt is screwed on the outer side of the sliding clamping block, and the upper port of the expansion joint is clamped by matching the sliding clamping block with the fixed column 6, so that the bracket 1 is fixed;
the working principle of the invention is as follows: when the measuring is carried out, the support 1 is firstly placed at the upper port of the expansion joint to be detected, the support 1 is fixed at the diameter position of the upper port of the expansion joint by utilizing the positioning piece, then the two sliding columns 2 in the upper port of the expansion joint are respectively moved to one end, then the distance between the two sliding columns 2 and the respective heights of the two sliding columns 2 are respectively detected by the distance detection block, the sine value of the support 1 is obtained by the ratio of the height difference of the two sliding columns 2 and the distance difference between the two sliding columns 2, and the corresponding included angle is obtained by further calculation, so that the inclination angle of the upper end face of the expansion joint can be detected, and when the detected inclination angle is larger than a set value, an alarm can send an alarm signal.
Example 2
For the convenience support 1 can accurately find the biggest inclination of expansion joint upper end, replace support piece with the setting element, support piece includes a supporting disk that is used for supporting the pressure contact with expansion joint up end, the supporting disk upper end rotates and is equipped with a supporting ring, supporting ring upper end diameter position is equipped with the installation zone that is convenient for support 1 erect, support 1 one end is equipped with a balancing weight, when examining, only need place the supporting disk at expansion joint up end, under the effect of gravity, support 1 can drive the supporting ring rotation to seek the biggest inclination of expansion joint up end, then cooperate distance detection piece and calculator can accomplish the measurement to the angle, set up the support piece here, need not measurement personnel and place support 1 in expansion joint diameter position, simplified measurement flow.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof.
Claims (5)
1. The device for measuring the parallelism of the two end surfaces of the expansion joint comprises a bracket (1) which is arranged at the upper end port of the expansion joint, wherein a supporting piece which is used for fixing the bracket (1) on the upper end surface of the expansion joint is arranged on the bracket;
the device is characterized in that at least two sliding columns (2) are in sliding fit on the support (1), a distance detection block is arranged at the bottom of each sliding column (2), each distance detection block comprises a high-precision distance measurement sensor (7) for measuring the distance between each high-precision distance measurement sensor and the lower end of the expansion joint and a displacement measurement sensor (8) for detecting the distance between the two sliding columns (2), and the output end of each distance detection block is electrically connected with a calculator (3) for processing data through a data line (5);
the support piece comprises a support disc used for being in abutting contact with the upper end face of the expansion joint, a support ring is rotatably arranged at the upper end of the support disc, a mounting area convenient for the support (1) to erect is arranged at the diameter position of the upper end of the support ring, and a balancing weight is arranged at one end of the support (1).
2. Device for measuring the parallelism of the two end faces of an expansion joint according to claim 1, characterized in that each sliding column (2) is screwed with a screwing bolt for defining its position.
3. The device for measuring the parallelism of the two end surfaces of the expansion joint according to claim 1, wherein the output end of the calculator (3) is electrically connected with an alarm.
4. A device for measuring parallelism of two end surfaces of an expansion joint according to claim 3, wherein the alarm is an audible and visual alarm.
5. The device for measuring the parallelism of the two end surfaces of the expansion joint according to claim 1, wherein a spherical cavity is arranged at the lower end of the sliding column (2) where the high-precision distance measuring sensor (7) is located, a rotating ball is rotatably matched in the spherical cavity, and a mounting area convenient for mounting the high-precision distance measuring sensor (7) is arranged at the lower end of the rotating ball.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111643987.5A CN114370842B (en) | 2021-12-30 | 2021-12-30 | Device for measuring parallelism of two end faces of expansion joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111643987.5A CN114370842B (en) | 2021-12-30 | 2021-12-30 | Device for measuring parallelism of two end faces of expansion joint |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114370842A CN114370842A (en) | 2022-04-19 |
| CN114370842B true CN114370842B (en) | 2023-11-14 |
Family
ID=81142515
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111643987.5A Active CN114370842B (en) | 2021-12-30 | 2021-12-30 | Device for measuring parallelism of two end faces of expansion joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114370842B (en) |
Citations (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0518572A2 (en) * | 1991-06-14 | 1992-12-16 | Spectra Precision, Inc. | System for leveling workpieces |
| US6067024A (en) * | 1997-12-05 | 2000-05-23 | Grove U.S. L.L.C. | Obstacle avoidance and crushing protection system for outriggers of a chassis |
| JP2000162484A (en) * | 1998-11-26 | 2000-06-16 | Suruga Seiki Kk | Face aligning device for optical components |
| JP2002074630A (en) * | 2000-08-24 | 2002-03-15 | Takeshiba Electric Co Ltd | Posture angle correction system for flexure head part or the like in disk drive suspension |
| CA2648689A1 (en) * | 2008-03-11 | 2009-09-11 | Elisabet Patricia Pires Cabado | Security splicing system of aligned pipes, against the expansion and/or contraction thereof |
| CN103411577A (en) * | 2013-07-16 | 2013-11-27 | 宁波北仑宁润机械有限公司 | Flatness and parallelism measurement device and flatness and parallelism measurement method |
| JP2014145776A (en) * | 2014-04-07 | 2014-08-14 | Skg:Kk | Parallelism measurement device |
| JP2015111128A (en) * | 2014-12-19 | 2015-06-18 | キヤノン株式会社 | Position attitude measurement device, position attitude measurement method, and program |
| CN105698670A (en) * | 2016-01-22 | 2016-06-22 | 西安交通大学 | Machine tool guide rail installation plane parallelism quick measurement device and method |
| CN207540518U (en) * | 2017-11-13 | 2018-06-26 | 航天晨光股份有限公司 | A kind of device for measuring compound pull rod type expansion joint lateral displacement |
| CN108955578A (en) * | 2018-07-11 | 2018-12-07 | 白贞兵 | A kind of photoelectric conversion device |
| CN208860335U (en) * | 2018-09-21 | 2019-05-14 | 上海菲林格尔木业股份有限公司 | A kind of ground sheet metal forming corner angle detection device |
| CN208887583U (en) * | 2018-09-07 | 2019-05-21 | 航天晨光股份有限公司 | A kind of device of measurement bend pipe pressure balance type expansion joint displacement |
| JP2019127354A (en) * | 2018-01-24 | 2019-08-01 | 村田機械株式会社 | Transfer apparatus |
| RU194767U1 (en) * | 2019-09-27 | 2019-12-23 | федеральное государственное бюджетное образовательное учреждение высшего образования "Кузбасский государственный технический университет имени Т.Ф. Горбачева" (КузГТУ) | STAND FOR DETERMINING RADIAL DEFORMATIONS OF A HYDROCYLINDER UNDER LOAD |
| CN110793490A (en) * | 2019-12-06 | 2020-02-14 | 万力轮胎股份有限公司 | Position precision detection tool and detection adjustment method for hot plate of vulcanizing machine |
| CN111060010A (en) * | 2019-12-16 | 2020-04-24 | 天津大学 | Parallel plane parameter on-machine measurement system and measurement method |
| CN112857290A (en) * | 2021-01-28 | 2021-05-28 | 中石化洛阳工程有限公司 | Method for measuring transverse displacement of pull rod type expansion joint |
| WO2021217877A1 (en) * | 2020-04-26 | 2021-11-04 | 中国矿业大学 | Device and method for detection of rocker arm angle of coal mining machine on basis of optical fiber sensing |
-
2021
- 2021-12-30 CN CN202111643987.5A patent/CN114370842B/en active Active
Patent Citations (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0518572A2 (en) * | 1991-06-14 | 1992-12-16 | Spectra Precision, Inc. | System for leveling workpieces |
| US6067024A (en) * | 1997-12-05 | 2000-05-23 | Grove U.S. L.L.C. | Obstacle avoidance and crushing protection system for outriggers of a chassis |
| JP2000162484A (en) * | 1998-11-26 | 2000-06-16 | Suruga Seiki Kk | Face aligning device for optical components |
| JP2002074630A (en) * | 2000-08-24 | 2002-03-15 | Takeshiba Electric Co Ltd | Posture angle correction system for flexure head part or the like in disk drive suspension |
| CA2648689A1 (en) * | 2008-03-11 | 2009-09-11 | Elisabet Patricia Pires Cabado | Security splicing system of aligned pipes, against the expansion and/or contraction thereof |
| CN103411577A (en) * | 2013-07-16 | 2013-11-27 | 宁波北仑宁润机械有限公司 | Flatness and parallelism measurement device and flatness and parallelism measurement method |
| JP2014145776A (en) * | 2014-04-07 | 2014-08-14 | Skg:Kk | Parallelism measurement device |
| JP2015111128A (en) * | 2014-12-19 | 2015-06-18 | キヤノン株式会社 | Position attitude measurement device, position attitude measurement method, and program |
| CN105698670A (en) * | 2016-01-22 | 2016-06-22 | 西安交通大学 | Machine tool guide rail installation plane parallelism quick measurement device and method |
| CN207540518U (en) * | 2017-11-13 | 2018-06-26 | 航天晨光股份有限公司 | A kind of device for measuring compound pull rod type expansion joint lateral displacement |
| JP2019127354A (en) * | 2018-01-24 | 2019-08-01 | 村田機械株式会社 | Transfer apparatus |
| CN108955578A (en) * | 2018-07-11 | 2018-12-07 | 白贞兵 | A kind of photoelectric conversion device |
| CN208887583U (en) * | 2018-09-07 | 2019-05-21 | 航天晨光股份有限公司 | A kind of device of measurement bend pipe pressure balance type expansion joint displacement |
| CN208860335U (en) * | 2018-09-21 | 2019-05-14 | 上海菲林格尔木业股份有限公司 | A kind of ground sheet metal forming corner angle detection device |
| RU194767U1 (en) * | 2019-09-27 | 2019-12-23 | федеральное государственное бюджетное образовательное учреждение высшего образования "Кузбасский государственный технический университет имени Т.Ф. Горбачева" (КузГТУ) | STAND FOR DETERMINING RADIAL DEFORMATIONS OF A HYDROCYLINDER UNDER LOAD |
| CN110793490A (en) * | 2019-12-06 | 2020-02-14 | 万力轮胎股份有限公司 | Position precision detection tool and detection adjustment method for hot plate of vulcanizing machine |
| CN111060010A (en) * | 2019-12-16 | 2020-04-24 | 天津大学 | Parallel plane parameter on-machine measurement system and measurement method |
| WO2021217877A1 (en) * | 2020-04-26 | 2021-11-04 | 中国矿业大学 | Device and method for detection of rocker arm angle of coal mining machine on basis of optical fiber sensing |
| CN112857290A (en) * | 2021-01-28 | 2021-05-28 | 中石化洛阳工程有限公司 | Method for measuring transverse displacement of pull rod type expansion joint |
Non-Patent Citations (2)
| Title |
|---|
| 浅谈汽车产品装调过程中工艺参数的识别;左志强 等;汽车实用技术(第03期);60-61 * |
| 管线中膨胀节补偿量的确定性和不确定性;曹宝璋 等;管道技术与设备(第02期);6-9 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114370842A (en) | 2022-04-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108663021B (en) | Building wall perpendicularity detection device and detection method using same | |
| CN110055838B (en) | Working track installation mechanism of transverse working trolley of trailing suction hopper dredger | |
| CN113175913A (en) | Object inclination dynamic detection device and detection method based on laser ranging | |
| CN114370842B (en) | Device for measuring parallelism of two end faces of expansion joint | |
| CN217104633U (en) | Portable levelness detector for highway construction | |
| CN202041184U (en) | Multi-parameter detection device for crane structure safety | |
| CN205246075U (en) | Aircraft angle of attack sensor installation testing anchor clamps | |
| CN217058836U (en) | Building engineering straightness detection device that hangs down | |
| CN212109875U (en) | Roller part perpendicularity detection and adjustment device and system | |
| CN215524629U (en) | Measuring device for building engineering management | |
| CN214621036U (en) | Grating type displacement detection device capable of being freely adjusted in horizontal and vertical directions | |
| CN213481224U (en) | Building engineering construction is with straightness check out test set that hangs down | |
| CN212007227U (en) | House building engineering manages ruler for engineering | |
| CN210426447U (en) | Size detection device is used in bearing ring production | |
| CN2563549Y (en) | Detector for holding frame window hole diameter and reference height | |
| CN112344835A (en) | Detection tool for perpendicularity and lateral bending of template and use method thereof | |
| CN204007607U (en) | A kind of level detection device for moving staircase girders | |
| CN207992450U (en) | A kind of laser ranging total powerstation instrument height measuring system | |
| CN217687216U (en) | A inclinometer auxiliary device for house slope detects | |
| CN110596416A (en) | Linear speed detection and calibration device | |
| CN217930331U (en) | Bridge perpendicularity detector | |
| CN216620939U (en) | Wall body detection device | |
| CN205027270U (en) | Plate thickness on -line measuring device | |
| CN214666809U (en) | Special gradient measuring device of building engineering | |
| CN216482750U (en) | Road and bridge construction supervision straightness detection device that hangs down |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20221221 Address after: 264006 No. 1, East Zhejiang Road, Economic Development Zone, Fushan District, Yantai, Shandong Applicant after: Shandong Jiuna Medical Equipment Co.,Ltd. Address before: 264006 room 410, No. 3, No. 5, Yongjiang 1st branch road, Yantai Development Zone, Shandong Province Applicant before: Yantai Shiyi Environmental Protection Technology Co.,Ltd. |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |