CN206618401U - A kind of large scale cylinder diameter measurement apparatus - Google Patents
A kind of large scale cylinder diameter measurement apparatus Download PDFInfo
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- CN206618401U CN206618401U CN201621101223.8U CN201621101223U CN206618401U CN 206618401 U CN206618401 U CN 206618401U CN 201621101223 U CN201621101223 U CN 201621101223U CN 206618401 U CN206618401 U CN 206618401U
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- output shaft
- measurement apparatus
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- large scale
- measurement
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Abstract
The utility model is related to field of measuring technique, especially a kind of large scale cylinder diameter measurement apparatus, including：Bending plate, is arranged on the upper cover plate on bending plate top；It is arranged on the lower shoe of bending plate bottom；It is fixed on the motor on bending plate, motor has the first output shaft and the second output shaft, the lower end of the first output shaft is by bearings on the lower shoe；The angular transducer on upper cover plate is arranged on, the second output shaft is fixedly connected with the input shaft of angular transducer, the angle for detecting the rotation of the second output shaft；The measurement assembly on the first output shaft is arranged on, measurement assembly includes measurement column, displacement transducer, push rod, spring and gauge head.The utility model is simple in construction, cost is low, easy to carry, automaticity is high and measurement accuracy is high.
Description
Technical field
The utility model is related to field of measuring technique, especially a kind of large scale cylinder diameter measurement apparatus.
Background technology
Engineers and technicians are frequently necessary to measure the diameter of some large scale cylinders, such as power station flood discharge pipeline, hair
The diameter of the objects such as power station smoke discharging pipe.For these large-sized cylinders, using conventional tools such as steel tapes very not
It is convenient, and measurement data is inaccurate.Current Technical comparing maturation is all some photoelectric detection systems based on non-cpntact measurement,
It is high with precision, the features such as responding fast, but manufacturing cost is larger, and efficiency is also not high enough.
Utility model content
This practicality is studied for measuring large scale cylinder diameter complex operation, the problem of cost is high in the prior art
Design a kind of large scale cylinder diameter measurement apparatus.
The technical solution adopted in the utility model is：
A kind of large scale cylinder diameter measurement apparatus, it is characterised in that including：
Bending plate, the bending angle of the bending plate is α, wherein 60 °≤α≤120 °；
It is arranged on the upper cover plate on the bending plate top；
It is arranged on the lower shoe of the bending plate bottom；
The motor on the bending plate is fixed on, the motor has the first output shaft and the second output shaft,
The lower end of first output shaft is by bearings on the lower shoe；
The angular transducer on the upper cover plate is arranged on, the angle for detecting the rotation of the second output shaft, described second
Output shaft is fixedly connected with the input shaft of the angular transducer；
The measurement assembly on first output shaft is arranged on, the measurement assembly includes measurement column, displacement transducer, pushed away
Bar, spring and gauge head；The bearing of trend of the measurement column is vertical with first output shaft, from the first output in the measurement column
Axle outwards has the first hole, the second hole and the 3rd hole being coaxially disposed successively；The push rod includes bar portion and pole cap, the displacement
Sensor is arranged in first hole, and the front end of the pole cap and institute's displacement sensors is affixed, and the bar portion is described in
Second hole and the gauge head being arranged in the 3rd hole are affixed, and the diameter in second hole is less than the diameter in the 3rd hole, the survey
The rear end of head is fixedly connected with the spring, and the spring is axially arranged along the 3rd hole, and gauge head is pressed on by the spring
On the wall for the cylinder to be measured.
Further, the measurement apparatus also includes being fixed on the installation cabinet on the downside of the upper cover plate, for showing measurement
The display unit of data is installed to be installed in cabinet herein, and the correspondence position of upper cover plate has peep hole, to be able to observe that display
Data on unit.
Further, the measurement apparatus also includes surface-mounted integrated circuit, and the surface-mounted integrated circuit is to displacement transducer and angle
The data progress processing of degree sensor measurement calculates cylinder diameter, and the surface-mounted integrated circuit is arranged in the installation cabinet.
Further, the measurement apparatus also includes the power supply powered to the surface-mounted integrated circuit and the display unit,
The power supply is arranged in the installation cabinet, and the power supply is battery.
Further, described install is provided with the switch that control power supply is powered and powered off below cabinet.
Further, bending angle α=90 ° of the bending plate.
Further, the bending plate is symmetrical in minute surface centered on bending place.
Further, the motor uses stepper motor.
Relative to prior art, the utility model apparently has the advantages that：
1st, it need to only gauge head is pressed on the wall of cylinder, while bending plate is resisted against on the wall of cylinder, make curved
The folding line of folded plate bending place and the diameter parallel of cylinder, motor drive measurement assembly rotation, can measure rotation not
During with angle, the distance of range measurement component pivot, and then the diameter of measured cylinder can be calculated.This practicality is new
Type is simple to operate, and automaticity is high, and small volume is convenient for carrying.
2nd, measurement assembly is scalable, and accurate using displacement transducer and angular transducer measurement data, and measurement accuracy is high.
Brief description of the drawings
Fig. 1 is the utility model structural representation；
Fig. 2 is the utility model top view；
Fig. 3 is measurement assembly explosive view；
Fig. 4 is cylinder diameter schematic diagram calculation.
In figure, 1, bending plate, 2, upper cover plate, 3, lower shoe, 4, motor, the 41, first output shaft, the 42, second output
Axle, 5, bearing, 6, measurement assembly, 61, measurement column, the 611, first hole, the 612, second hole, the 613, the 3rd hole, 62, displacement sensing
Device, 63, push rod, 631, bar portion, 632, pole cap, 64, spring, 65, gauge head, 7, cabinet is installed, 8, display unit, 9, integrated circuit
Plate, 10, power supply, 11, switch, 12, angular transducer.
Embodiment
In order that technical problem, technical scheme and beneficial effect that the utility model is solved are more clearly understood, below
With reference to drawings and Examples, the utility model is further elaborated.It should be appreciated that specific implementation described herein
Example only to explain the utility model, is not used to limit the utility model.
In description of the present utility model, it is to be understood that term " radial direction ", " axial direction ", " on ", " under ", " top ",
The orientation or position relationship of the instruction such as " bottom ", " interior ", " outer " are based on orientation shown in the drawings or position relationship, merely to just
Described in description the utility model with simplified, rather than indicate or imply that the device or element of meaning must be with specific sides
Position, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.In description of the present utility model
In, unless otherwise indicated, " multiple " are meant that two or more.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model
Dress ", " setting ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can be joined directly together, can also be indirectly connected to by intermediary.For the ordinary skill in the art,
Concrete meaning of the above-mentioned term in the utility model can be understood as the case may be.
A kind of large scale cylinder diameter measurement apparatus as shown in Figure 1-Figure 3, including：
Bending plate 1, the bending angle of bending plate 1 is α, wherein 60 °≤α≤120 °；α=90 ° are taken in the present embodiment；Bending plate
1 is symmetrical in minute surface centered on bending place；
It is arranged on the upper cover plate 2 on the top of bending plate 1；
It is arranged on the lower shoe 3 of the bottom of bending plate 1；
The motor 4 on bending plate 1 is fixed on, motor 4 has the first output shaft 41 and the second output shaft 42, the
The lower end of one output shaft 41 is supported on lower shoe 3 by bearing 5；Motor 4 can use stepper motor, can be according to step
The angle of the rotation of how much control motors 4 of the pulse of stepper motor input.First output shaft 41 and the second output shaft 42 are coaxial,
And stretched out respectively above and below motor, two output shaft direction of rotation are identical with rotary speed.
The angular transducer 12 on upper cover plate 2 is arranged on, for detecting that the angle of the second output shaft 42 rotation (drives electricity
The angle that machine 4 rotates), the second output shaft 42 is fixedly connected with the input shaft of angular transducer 12；
The measurement assembly 6 on the first output shaft 41 is arranged on, measurement assembly 6 includes measurement column 61, displacement transducer 62, pushed away
Bar 63, spring 64 and gauge head 65；The bearing of trend of measurement column 61 is vertical with the first output shaft 41, from the first output in measurement column 61
Axle 41 outwards has the first hole 611, the second hole 612 and the 3rd hole 613 being coaxially disposed successively；Push rod 63 includes the He of bar portion 631
Pole cap 632, displacement transducer 62 is arranged in the first hole 611, and the front end of pole cap 632 and displacement transducer 62 is affixed, bar portion 631
Affixed through the second hole 612 and the gauge head 65 that is arranged in the 3rd hole 613, the diameter in the second hole 612 is less than the straight of the 3rd hole 613
Footpath, the rear end of gauge head 65 is fixedly connected with spring 64, and spring 64 is axially arranged along the 3rd hole 613, and spring 64 compresses gauge head 65
On the wall for the cylinder to be measured.
In the present embodiment, measurement apparatus also includes the installation cabinet 7 for being fixed on the downside of upper cover plate 2, for showing measurement data
Display unit 8 install and install herein in cabinet 7, and the correspondence position of upper cover plate 2 has peep hole, to be able to observe that display is single
Data in member 8.
Measurement apparatus also includes surface-mounted integrated circuit 9, and surface-mounted integrated circuit 9 is measured displacement transducer 62 and angular transducer 12
Data progress processing calculate cylinder diameter, surface-mounted integrated circuit 9 is arranged in installation cabinet 7.
Measurement apparatus also includes the power supply 10 powered to surface-mounted integrated circuit 9 and display unit 8, and power supply 10 is arranged on installation cabinet
In 7, power supply 10 is battery.The lower section for installing cabinet 7 is provided with the switch 11 that control power supply 10 is powered and powered off.
Specifically, during the diameter of measurement cylinder, switch 11 is pressed, starts motor 4, motor 4, which drives, to be set
The synchronous axial system of measurement assembly 6 on the first output shaft 41, referring to Fig. 4, measurement assembly 6 is gone to from a side plate of bending plate 1
Another side plate, during this period measurement assembly 6 gauge head and cylindrical body outer wall face contact point are measured to the by displacement transducer 62
The distance at the center of one output shaft 41, it can be seen that the measured value of displacement transducer 62 is gradually reduced gradually to be increased again.
The data that surface-mounted integrated circuit 9 is measured displacement transducer 62 and angular transducer 12 carry out Treatment Analysis, final meter
The diameter of cylinder is calculated, and is exported by display unit 8.
The computational methods of cylinder diameter it is assumed that during detection the pivot of measurement assembly 6 (first is defeated
The central shaft of shaft 41) it is D points, measurement assembly 6 turns clockwise since A points, and DA length is the initial of measurement assembly 6
Detected value.As measurement assembly 6 gradually turns clockwise, the detected value of measurement assembly 6 is gradually reduced, when reaching B points, measurement
The detected value of component 6 reaches minimum, if measured value now is a.Measurement assembly 6 continues to rotate, and its measured value gradually increases, when
When reaching C points, due to the limitation of bending plate 1, measurement assembly 6 reaches maximum, if now measured value is b, passes through angle sensor
Device 12 detects that from B points be α to the anglec of rotation of C points measurement assembly 6.Assuming that the radius of institute's survey cylinder is r, in triangle ODC
The interior application cosine law.
r2=(r-a)2+b2-2(r-a)bcos(180-α) (1)
Solution：
Cylinder it is a diameter of：
Using above-mentioned formula (3), calculated in surface-mounted integrated circuit 9, and result of calculation is included in display unit 8
On.
Above-mentioned is enlightenment according to desirable embodiment of the present utility model, passes through above-mentioned description, relevant staff
Various changes and amendments can be carried out in the range of without departing from this utility model technological thought completely.This practicality
New technical scope is not limited to the content on specification, it is necessary to determine that its is technical according to right
Scope.
Claims (8)
1. a kind of large scale cylinder diameter measurement apparatus, it is characterised in that including：
Bending plate (1), the bending angle of the bending plate (1) is α, wherein 60 °≤α≤120 °；
It is arranged on the upper cover plate (2) on the bending plate (1) top；
It is arranged on the lower shoe (3) of the bending plate (1) bottom；
It is fixed on the motor (4) on the bending plate (1), the motor (4) has the first output shaft (41) and the
Two output shafts (42), the lower end of first output shaft (41) is supported on the lower shoe (3) by bearing (5)；
The angular transducer (12) on the upper cover plate (2) is arranged on, the angle for detecting the second output shaft (42) rotation, institute
The input shaft that the second output shaft (42) is stated with the angular transducer (12) is fixedly connected；
The measurement assembly (6) on first output shaft (41) is arranged on, the measurement assembly (6) includes measurement column (61), position
Displacement sensor (62), push rod (63), spring (64) and gauge head (65)；The bearing of trend of the measurement column (61) and described first defeated
Shaft (41) vertically, in the measurement column (61) outwards has the first hole being coaxially disposed successively from the first output shaft (41)
(611), the second hole (612) and the 3rd hole (613)；The push rod (63) includes bar portion (631) and pole cap (632), the displacement
Sensor (62) is arranged in first hole (611), and the pole cap (632) and the front end of institute's displacement sensors (62) are consolidated
Connect, the bar portion (631) is affixed through second hole (612) and the gauge head (65) that is arranged in the 3rd hole (613), described the
The diameter in two holes (612) is less than the diameter of the 3rd hole (613), and the rear end of the gauge head (65) is fixedly connected with the spring
(64), the spring (64) is along the axially arranged of the 3rd hole (613), and gauge head (65) is pressed on by the spring (64) to be wanted
On the wall of the cylinder of measurement.
2. large scale cylinder diameter measurement apparatus according to claim 1, it is characterised in that the measurement apparatus is also wrapped
The installation cabinet (7) being fixed on the downside of the upper cover plate (2) is included, is pacified herein for showing that the display unit (8) of measurement data is installed
Fill in cabinet (7), and the correspondence position of upper cover plate (2) has peep hole, with the data being able to observe that on display unit (8).
3. large scale cylinder diameter measurement apparatus according to claim 2, it is characterised in that the measurement apparatus is also wrapped
Surface-mounted integrated circuit (9) is included, the data that the surface-mounted integrated circuit (9) is measured displacement transducer (62) and angular transducer (12) are entered
Row processing calculates cylinder diameter, and the surface-mounted integrated circuit (9) is arranged in the installation cabinet (7).
4. large scale cylinder diameter measurement apparatus according to claim 3, it is characterised in that the measurement apparatus is also wrapped
The power supply (10) to the surface-mounted integrated circuit (9) and the display unit (8) power supply is included, the power supply (10) is arranged on the peace
Fill in cabinet (7), the power supply (10) is battery.
5. large scale cylinder diameter measurement apparatus according to claim 4, it is characterised in that the installation cabinet (7)
Lower section is provided with the switch (11) that control power supply (10) is powered and powered off.
6. large scale cylinder diameter measurement apparatus according to claim 1, it is characterised in that the bending plate (1)
Bending angle α=90 °.
7. large scale cylinder diameter measurement apparatus according to claim 1, it is characterised in that the bending plate (1) with
It is symmetrical in minute surface centered on bending place.
8. large scale cylinder diameter measurement apparatus according to claim 1, it is characterised in that the motor (4)
Using stepper motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621101223.8U CN206618401U (en) | 2016-09-30 | 2016-09-30 | A kind of large scale cylinder diameter measurement apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621101223.8U CN206618401U (en) | 2016-09-30 | 2016-09-30 | A kind of large scale cylinder diameter measurement apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206618401U true CN206618401U (en) | 2017-11-07 |
Family
ID=60228488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621101223.8U Expired - Fee Related CN206618401U (en) | 2016-09-30 | 2016-09-30 | A kind of large scale cylinder diameter measurement apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206618401U (en) |
-
2016
- 2016-09-30 CN CN201621101223.8U patent/CN206618401U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171107 Termination date: 20200930 |
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| CF01 | Termination of patent right due to non-payment of annual fee |