CN108151664A - A kind of clearance measurement equipment - Google Patents
A kind of clearance measurement equipment Download PDFInfo
- Publication number
- CN108151664A CN108151664A CN201810095307.2A CN201810095307A CN108151664A CN 108151664 A CN108151664 A CN 108151664A CN 201810095307 A CN201810095307 A CN 201810095307A CN 108151664 A CN108151664 A CN 108151664A
- Authority
- CN
- China
- Prior art keywords
- clearance measurement
- measurement equipment
- conduit
- optical fiber
- laser ranging
- 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.)
- Granted
Links
- 238000005259 measurement Methods 0.000 title claims abstract description 59
- 239000013307 optical fiber Substances 0.000 claims abstract description 30
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 239000000741 silica gel Substances 0.000 claims description 3
- 229910002027 silica gel Inorganic materials 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 239000000835 fiber Substances 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 238000011161 development Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
- 230000000007 visual effect Effects 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
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/14—Measuring arrangements characterised by the use of optical techniques for measuring distance or clearance between spaced objects or spaced apertures
Abstract
The present invention provides a kind of clearance measurement equipment, which includes：Clearance measurement equipment includes clearance measurement apparatus body and conduit, the clearance measurement apparatus body is equipped at least two laser ranging modules, at least two optical fiber are equipped in the conduit, at least two optical fiber are connect respectively at least two laser ranging modules.By clearance measurement equipment provided by the invention, conduit can be stretched into vehicle engine room inside and measured, operate relatively simple convenience, in addition, carrying out clearance measurement by laser ranging module, the accuracy of measurement result can be improved.
Description
Technical field
The present invention relates to field of measuring technique more particularly to a kind of clearance measurement equipment.
Background technology
In vehicle development phase, it usually needs clearance measurement is carried out between cabin inner tube circuit, key components and parts, to refer to
Lead the arrangement to parts in cabin with verification automobile engineer.However, due to vehicle cabin inner tube circuit, key components and parts etc.
Between gap it is usually smaller, and the gap that need to be measured there are some is not directly visual, and the survey tools such as clearance gauge, tape measure are on the one hand not
It easily stretches into vehicle engine room inside to measure, inconvenient for operation, another aspect measurement result is also more inaccurate.
In the prior art, the problem of operation is more inconvenient is measured for small gap in vehicle cabin, not yet carried at present
Go out effective solution.
Invention content
The embodiment of the present invention provides a kind of clearance measurement equipment, and operation is measured more to solve small gap in vehicle cabin
The problem of inconvenient.
In order to solve the above-mentioned technical problem, the invention is realized in this way：
An embodiment of the present invention provides a kind of clearance measurement equipment.The clearance measurement equipment includes：Clearance measurement equipment sheet
Body and conduit, the clearance measurement apparatus body are equipped at least two laser ranging modules, at least two are equipped in the conduit
Optical fiber, at least two optical fiber are connect respectively at least two laser ranging modules.
Optionally, the conduit is flexible conduit.
Optionally, the flexible conduit is rubber catheter or silica gel catheter.
Optionally, the end of the flexible conduit is equipped with for the fixing device of at least two optical fiber described in fixation, so that
The emergent ray direction of at least two optical fiber is opposite.
Optionally, the fixing device is equipped with the opposite L-type at least two directions and houses through-hole, at least two optical fiber
The opposite L-type at least two direction is respectively contained in house in through-hole.
Optionally, the fixing device is plastic fixture or metal fixture.
Optionally, the clearance measurement apparatus body is additionally provided with processor, respectively at least two laser ranging moulds
Block connects.
Optionally, the clearance measurement apparatus body is additionally provided with display screen and/or measures switch.
In the embodiment of the present invention, clearance measurement equipment includes clearance measurement apparatus body and conduit, and the clearance measurement is set
Standby ontology is equipped at least two laser ranging modules, and at least two optical fiber, at least two optical fiber point are equipped in the conduit
It does not connect at least two laser ranging modules, is measured so as to which conduit is stretched into vehicle engine room inside, operated
Relatively simple convenience in addition, carrying out clearance measurement by laser ranging module, can improve the accuracy of measurement result.
Description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, needed in being described below to the embodiment of the present invention
Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some embodiments of the present invention,
For those of ordinary skill in the art, without having to pay creative labor, it can also be obtained according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the schematic diagram of clearance measurement equipment provided in an embodiment of the present invention；
Fig. 2 is the schematic diagram of clearance measurement equipment application provided in an embodiment of the present invention.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is part of the embodiment of the present invention, instead of all the embodiments.Based on this hair
Embodiment in bright, the every other implementation that those of ordinary skill in the art are obtained without creative efforts
Example, shall fall within the protection scope of the present invention.
The embodiment of the present invention provides a kind of clearance measurement equipment.Referring to Fig. 1, Fig. 1 is gap provided in an embodiment of the present invention
The schematic diagram of measuring apparatus, as shown in Figure 1, the clearance measurement equipment includes clearance measurement apparatus body 1 and conduit 2, between described
Gap measuring apparatus ontology 1 is equipped at least two laser ranging module (not shown)s, and at least two light are equipped in the conduit 2
Fibre 21, at least two optical fiber 21 are connect respectively at least two laser ranging modules.
In the embodiment of the present invention, clearance measurement apparatus body 1 and conduit 2 connect, at least two optical fiber set in conduit 2
21 connect respectively at least two laser ranging modules.Optionally, the length of above-mentioned conduit can be closed according to actual demand
Reason setting, above-mentioned laser ranging module can include laser emitter, laser pickoff and processing unit, and processing unit can root
The time difference that pulse laser is received according to laser transmitter projects pulse laser and laser pickoff determines laser ranging module and quilt
The distance between object is surveyed, above-mentioned processing unit can be processor.It should be noted that above-mentioned laser ranging module can be existing
There is the arbitrary device for using laser ranging, it is not limited in the embodiment of the present invention.
In practical application, user can put in conduit 2 between two testees for needing measurement gap, for example, vehicle
Between two components of cabin, and the emergent ray of at least two optical fiber in conduit 2 is made to be respectively perpendicular to its corresponding quilt
The surface of object is surveyed, so as to obtain the distance of the corresponding testee of each laser ranging module, and can basis
The distance of each corresponding testee of laser ranging module and the length of conduit, determine between two testees away from
From.
It referring to Fig. 2, is set with clearance measurement apparatus body 1 there are two laser ranging module, conduit 2 is interior to be equipped with two optical fiber
, the emergent ray of an optical fiber in two optical fiber is perpendicular to the surface of the first testee 4, the emergent light of another light
Line is perpendicular to the surface of the second testee 5, so as to which two laser ranging modules can obtain and the first testee 4 respectively
The distance S1 and distance S2 with the second testee 5 can obtain first according to distance S1, distance S2 and catheter length L
The distance between 4 and second testee 5 of testee, for example, between the first testee 4 and the second testee 5 away from
From can be (S1-L)+(S2-L).
Clearance measurement equipment provided in an embodiment of the present invention includes clearance measurement apparatus body and conduit, the clearance measurement
Apparatus body is equipped at least two laser ranging modules, and at least two optical fiber, at least two optical fiber are equipped in the conduit
It connect at least two laser ranging modules, is measured so as to which conduit is stretched into vehicle engine room inside respectively, grasped
Make relatively simple convenience, in addition, carrying out clearance measurement by laser ranging module, the accuracy of measurement result can be improved.
Optionally, the conduit is flexible conduit.
Specifically, the inside that vehicle cabin can be put in order to facilitate conduit carries out clearance measurement, above-mentioned conduit is flexibility
Conduit.
Optionally, the flexible conduit is rubber catheter or silica gel catheter.
Optionally, the end of the flexible conduit is equipped with for the fixing device 3 of at least two optical fiber described in fixation, so that
The emergent ray direction of at least two optical fiber is opposite.
In the embodiment of the present invention, fixing device 3 is connect with the end of flexible conduit, for fixing what is set in flexible conduit
The port of export of at least two optical fiber so that the emergent ray of at least two optical fiber can and direction vertical with measured object it is opposite.
For being equipped with two optical fiber in flexible conduit, referring to Fig. 1, it is fixed on the output terminal difference of two optical fiber of the fixing device
The two side walls opposite perpendicular to fixing device.
Optionally, the fixing device 3 can be plastic fixture or metal fixture.
Optionally, the fixing device 3 is equipped with the opposite L-type at least two directions and houses through-hole, at least two light
Fibre is respectively contained in the opposite L-type at least two direction and houses in through-hole.
In the embodiment of the present invention, fixing device 3 can be provided with the rectangle that the opposite L-type at least two directions houses through-hole
Block, the L-type house through-hole and are adapted with optical fiber, and it is opposite that at least two optical fiber are respectively contained at least two direction
L-type is housed in through-hole.
Optionally, the clearance measurement apparatus body 1 is additionally provided with processor, respectively at least two laser ranging moulds
Block connects.
In the embodiment of the present invention, clearance measurement apparatus body 1 is also provided with processor (not shown in figure 1), respectively with
At least two laser ranging module connections, for the ranging distance and catheter length according at least two laser ranging modules, meter
Calculate the distance between two testees.
Optionally, the clearance measurement apparatus body is additionally provided with display screen and/or measures switch.
In the embodiment of the present invention, above-mentioned display screen can be LED (Light Emitting Diode, light emitting diode) aobvious
Display screen, LCD (Liquid Crystal Display, liquid crystal display) display screen etc..Specifically, above-mentioned display screen is used to show
Gap measurement, user to be facilitated to check.Above-mentioned measurement switch facilitates user to grasp for controlling the switch of gap measuring apparatus
Make.
By upper, clearance measurement equipment provided in an embodiment of the present invention is equipped with flexible conduit, so as to by the way that flexibility is led
Pipe puts in the interior small gap between object of the small spaces such as nacelle chassis and measures, without clearance measurement apparatus body is put
It puts between testee, in addition, carrying out clearance measurement using laser ranging module, the accuracy of measurement result is higher.
The embodiment of the present invention is described above in conjunction with attached drawing, but the invention is not limited in above-mentioned specific
Embodiment, above-mentioned specific embodiment is only schematical rather than restricted, those of ordinary skill in the art
Under the enlightenment of the present invention, present inventive concept and scope of the claimed protection are not being departed from, can also made very much
Form is belonged within the protection of the present invention.
Claims (8)
1. a kind of clearance measurement equipment, which is characterized in that including clearance measurement apparatus body and conduit, the clearance measurement equipment
Ontology is equipped at least two laser ranging modules, and at least two optical fiber, at least two optical fiber difference are equipped in the conduit
It is connect at least two laser ranging modules.
2. clearance measurement equipment according to claim 1, which is characterized in that the conduit is flexible conduit.
3. clearance measurement equipment according to claim 2, which is characterized in that the flexible conduit is rubber catheter or silica gel
Conduit.
4. clearance measurement equipment according to claim 2, which is characterized in that the end of the flexible conduit is equipped with for solid
The fixing device of fixed at least two optical fiber, so that the emergent ray direction of at least two optical fiber is opposite.
5. clearance measurement equipment according to claim 4, which is characterized in that the fixing device is equipped at least two directions
Opposite L-type houses through-hole, and at least two optical fiber are respectively contained in the opposite L-type at least two direction and house through-hole
In.
6. clearance measurement equipment according to claim 4, which is characterized in that the fixing device for plastic fixture or
Metal fixture.
7. clearance measurement equipment according to any one of claim 1 to 6, which is characterized in that the clearance measurement equipment
Ontology is additionally provided with processor, is connect respectively at least two laser ranging modules.
8. clearance measurement equipment according to any one of claim 1 to 6, which is characterized in that the clearance measurement equipment
Ontology is additionally provided with display screen and/or measures switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810095307.2A CN108151664B (en) | 2018-01-31 | 2018-01-31 | Gap measuring equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810095307.2A CN108151664B (en) | 2018-01-31 | 2018-01-31 | Gap measuring equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108151664A true CN108151664A (en) | 2018-06-12 |
| CN108151664B CN108151664B (en) | 2024-03-22 |
Family
ID=62459219
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810095307.2A Active CN108151664B (en) | 2018-01-31 | 2018-01-31 | Gap measuring equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108151664B (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3729743A1 (en) * | 1987-09-04 | 1989-03-16 | Metzeler Gmbh | Method for continuous determination of the wall thickness of extrudates having a hollow profile |
| CN203100688U (en) * | 2013-02-28 | 2013-07-31 | 济南大学 | Optical fiber sensor for measuring tip clearance of rotating blades |
| CN203298894U (en) * | 2013-06-25 | 2013-11-20 | 合肥正阳光电科技有限责任公司 | Fiber grating temperature and gap double-parameter sensor |
| CN103438814A (en) * | 2013-08-29 | 2013-12-11 | 中国科学院工程热物理研究所 | Optical fiber measurement method and device of blade tip clearance |
| CN203704879U (en) * | 2014-03-04 | 2014-07-09 | 河北新四达电机制造有限公司 | Measuring equipment for measuring gap between stator and rotor of high-voltage motor |
| CN204064253U (en) * | 2014-06-23 | 2014-12-31 | 南京南瑞集团公司 | A kind of optical fiber type crack gauge |
| CN104406529A (en) * | 2014-11-25 | 2015-03-11 | 苏州市欧博锐自动化科技有限公司 | Detection system employing laser ranging to acquire width and height of object |
| CN105066893A (en) * | 2015-07-21 | 2015-11-18 | 湖南大麓管道工程有限公司 | Underground pipeline parameter measurement device and measurement method thereof |
| CN105203040A (en) * | 2014-06-30 | 2015-12-30 | 深圳东方锅炉控制有限公司 | Displacement sensor of monitoring power station air preheater rotor deformation |
| CN107071106A (en) * | 2017-04-20 | 2017-08-18 | 焦文涛 | A kind of Mobile phone for laser distance measurement and laser distance measurement method |
| CN207832136U (en) * | 2018-01-31 | 2018-09-07 | 北京汽车研究总院有限公司 | A kind of clearance measurement equipment |
-
2018
- 2018-01-31 CN CN201810095307.2A patent/CN108151664B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3729743A1 (en) * | 1987-09-04 | 1989-03-16 | Metzeler Gmbh | Method for continuous determination of the wall thickness of extrudates having a hollow profile |
| CN203100688U (en) * | 2013-02-28 | 2013-07-31 | 济南大学 | Optical fiber sensor for measuring tip clearance of rotating blades |
| CN203298894U (en) * | 2013-06-25 | 2013-11-20 | 合肥正阳光电科技有限责任公司 | Fiber grating temperature and gap double-parameter sensor |
| CN103438814A (en) * | 2013-08-29 | 2013-12-11 | 中国科学院工程热物理研究所 | Optical fiber measurement method and device of blade tip clearance |
| CN203704879U (en) * | 2014-03-04 | 2014-07-09 | 河北新四达电机制造有限公司 | Measuring equipment for measuring gap between stator and rotor of high-voltage motor |
| CN204064253U (en) * | 2014-06-23 | 2014-12-31 | 南京南瑞集团公司 | A kind of optical fiber type crack gauge |
| CN105203040A (en) * | 2014-06-30 | 2015-12-30 | 深圳东方锅炉控制有限公司 | Displacement sensor of monitoring power station air preheater rotor deformation |
| CN104406529A (en) * | 2014-11-25 | 2015-03-11 | 苏州市欧博锐自动化科技有限公司 | Detection system employing laser ranging to acquire width and height of object |
| CN105066893A (en) * | 2015-07-21 | 2015-11-18 | 湖南大麓管道工程有限公司 | Underground pipeline parameter measurement device and measurement method thereof |
| CN107071106A (en) * | 2017-04-20 | 2017-08-18 | 焦文涛 | A kind of Mobile phone for laser distance measurement and laser distance measurement method |
| CN207832136U (en) * | 2018-01-31 | 2018-09-07 | 北京汽车研究总院有限公司 | A kind of clearance measurement equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108151664B (en) | 2024-03-22 |
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| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20200427 Address after: 100130 Zhaofeng Town, Shunyi District, Beijing Zhaofeng industrial base Tongxin Road No. 1 Applicant after: BAIC GROUP ORV Co.,Ltd. Address before: 101300, 99, Shuanghe Avenue, Renhe Town, Beijing, Shunyi District Applicant before: BEIJING AUTOMOBILE RESEARCH GENERAL INSTITUTE Co.,Ltd. |
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| GR01 | Patent grant |