CN208765764U - A kind of test specimen inner wall measuring device - Google Patents
A kind of test specimen inner wall measuring device Download PDFInfo
- Publication number
- CN208765764U CN208765764U CN201821738558.XU CN201821738558U CN208765764U CN 208765764 U CN208765764 U CN 208765764U CN 201821738558 U CN201821738558 U CN 201821738558U CN 208765764 U CN208765764 U CN 208765764U
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- China
- Prior art keywords
- test specimen
- measuring device
- disk
- guide rod
- sensor
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
A kind of test specimen inner wall measuring device belongs to test specimen mechanical property measuring device field.Including platen, chassis, survey disk and guide rod；The guide rod is threaded rod, and guide rod is threadedly coupled with chassis；Surveying on disk has threaded hole, surveys disk and is connect by threaded hole with guide rod, surveys on disk and is also equipped with sensor；Chassis is located at test specimen one end, and platen is located at the test specimen other end, surveys disk and is located in test specimen.The utility model can measure the tubular of flexible material or the multi-point deformetion amount and stress value of tubular test coupon inner wall.
Description
Technical field
The utility model relates to test specimen mechanical property measuring device field more particularly to a kind of test specimen inner wall measuring devices.
Background technique
The stress measurement of the tubular or tubular test coupon inner wall of current existing flexible material is mostly used pastes in test specimen inner wall point
The method of strain transducer, and deformation measurement there are no quantitative measurement method and device, even more there are no while measuring test specimen
The multi-point deformetion of inner wall or the device and method of multiple spot stress, so as to cause test specimen inner wall deformation without intuitive quantized data, nothing
Method reflects tubular or the tubular test coupon deformation of test specimen inner wall and the stress characteristics in upper and lower compressive state of flexible material, is badly in need of one
The tubular or tubular test coupon inner wall measuring device of kind flexible material.
Utility model content
It can not reflect tubular or the tubular test coupon examination in upper and lower compressive state of flexible material to solve existing measuring device
The problem of deformation of part inner wall and stress characteristics, the utility model provide a kind of test specimen inner wall measuring device.
A kind of test specimen inner wall measuring device that in order to achieve the above purposes, the technical solution adopted by the utility model is:, including pressure
Disk, surveys disk and guide rod at chassis；The guide rod is threaded rod, and guide rod is threadedly coupled with chassis；Surveying on disk has threaded hole, surveys
Disk is connect by threaded hole with guide rod, is surveyed on disk and is also equipped with sensor；Chassis is located at test specimen one end, and it is another that platen is located at test specimen
End is surveyed disk and is located in test specimen.
Further, the survey disk includes outer ring and inner ring, has threaded hole on the inner ring, is equipped between outer ring and inner ring
Bearing.
Further, latching is set on the outer ring, sensor is mounted on outer ring by latching.
Further, mounting hole is arranged in the chassis, and guide rod is threadedly coupled with mounting hole.
Further, through-hole is arranged in the platen, and the aperture of through-hole is greater than the diameter of guide rod and is less than the hole of test specimen inner hole
Diameter.
Further, the platen upper surface setting is fluted, and groove is connected to through-hole.
Further, the quantity for surveying disk is one or more.
Further, the sensor is displacement sensor.
Further, the sensor is load transducer.
Further, the sensor includes displacement sensor and load transducer.
The beneficial effects of the utility model are: the utility model can measure the tubular or tubular test coupon inner wall of flexible material
Multi-point deformetion amount and stress value；Multiple survey disks by installing different height can measure simultaneously tubular or how high tubular test coupon inner wall is
Spend the deflection and stress value of position；The outer ring that multiple sensors are installed on survey disk by bearing rotary, can survey the measuring point number of disk
Measure settable, and the position of measuring point can rotate adjusting.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the main view of the utility model platen；
Fig. 3 is the top view of the utility model platen；
Fig. 4 is the structural schematic diagram that the utility model surveys disk.
1. platen in figure, 2. chassis, 3. survey disks, 4. guide rods, 5. sensors, 6. grooves, 7. test specimens, 8. data collecting instruments,
9. through-hole, 10. outer rings, 11. bearings, 12. inner rings, 13. latchings, 14. threaded holes.
Specific embodiment
A kind of test specimen inner wall measuring device, including platen 1, chassis 2, survey disk 3 and guide rod 4；The guide rod 4 is threaded rod,
4 one end of guide rod is threadedly coupled with chassis 2；Surveying on disk 3 has threaded hole 14, surveys disk 3 and is connect by threaded hole 14 with guide rod 4, surveys disk 3
On be also equipped with sensor 5；Chassis 2 is located at 7 one end of tubular test coupon, and platen 1 is located at 7 other end of tubular test coupon, 1 other side of platen
For universal testing machine, surveys disk 3 and be located in tubular test coupon 7.
The survey disk 3 includes outer ring 10 and inner ring 12, has threaded hole 14 on the inner ring 12, between outer ring 10 and inner ring 12
Equipped with bearing 11.
Latching 13 is set on the outer ring 10, and sensor 5 is mounted on outer ring 10 by latching 13.
Mounting hole is arranged in the chassis 2, and 4 one end of guide rod is threadedly coupled with mounting hole.
Through-hole 9 is arranged in the platen 1, and the aperture of through-hole 9 is greater than the diameter of guide rod 4 and is less than the hole of 7 inner hole of tubular test coupon
Diameter.
1 upper surface of platen setting fluted 6, groove 6 is connected to through-hole 9, and the conducting wire of the connection of sensor 5 is from groove 6
It stretches out and connects data collecting instrument 8.
The quantity for surveying disk 3 is one or more.
The sensor 5 is displacement sensor.
The sensor 5 is load transducer.
The sensor 5 includes displacement sensor and load transducer.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is practical according to this in the technical scope that the utility model discloses
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (10)
1. a kind of test specimen inner wall measuring device, which is characterized in that including platen (1), chassis (2), survey disk (3) and guide rod (4)；Institute
Stating guide rod (4) is threaded rod, and guide rod (4) one end is threadedly coupled with chassis (2)；Surveying on disk (3) has threaded hole (14), surveys disk (3)
It is connect by threaded hole (14) with guide rod (4), surveys on disk (3) and be also equipped with sensor (5)；Chassis (2) is located at test specimen (7) one
End, platen (1) are located at test specimen (7) other end, survey disk (3) and are located in test specimen (7).
2. a kind of test specimen inner wall measuring device according to claim 1, which is characterized in that the survey disk (3) includes outer ring
(10) and inner ring (12), have threaded hole (14) on the inner ring (12), be equipped with bearing (11) between outer ring (10) and inner ring (12).
3. a kind of test specimen inner wall measuring device according to claim 2, which is characterized in that bolt is arranged on the outer ring (10)
It sells (13), sensor (5) is mounted on outer ring (10) by latching (13).
4. a kind of test specimen inner wall measuring device according to claim 1, which is characterized in that chassis (2) the setting installation
Hole, guide rod (4) one end are threadedly coupled with mounting hole.
5. a kind of test specimen inner wall measuring device according to claim 1, which is characterized in that through-hole is arranged in the platen (1)
(9), the aperture of through-hole (9) is greater than the diameter of guide rod (4) and is less than the aperture of test specimen (7) inner hole.
6. a kind of test specimen inner wall measuring device according to claim 5, which is characterized in that platen (1) upper surface is set
It is equipped with groove (6), groove (6) is connected to through-hole (9).
7. a kind of test specimen inner wall measuring device according to claim 1, which is characterized in that it is described survey disk (3) quantity be
It is one or more.
8. a kind of test specimen inner wall measuring device according to claim 1, which is characterized in that the sensor (5) is displacement
Sensor.
9. a kind of test specimen inner wall measuring device according to claim 1, which is characterized in that the sensor (5) is load
Sensor.
10. a kind of test specimen inner wall measuring device according to claim 1, which is characterized in that the sensor (5) includes position
Displacement sensor and load transducer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821738558.XU CN208765764U (en) | 2018-10-25 | 2018-10-25 | A kind of test specimen inner wall measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821738558.XU CN208765764U (en) | 2018-10-25 | 2018-10-25 | A kind of test specimen inner wall measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208765764U true CN208765764U (en) | 2019-04-19 |
Family
ID=66137524
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821738558.XU Active CN208765764U (en) | 2018-10-25 | 2018-10-25 | A kind of test specimen inner wall measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208765764U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109060045A (en) * | 2018-10-25 | 2018-12-21 | 大连民族大学 | A kind of test specimen inner wall measuring device |
| CN115266374A (en) * | 2022-07-14 | 2022-11-01 | 青岛神盾防水科技有限公司 | High-density polyethylene double-wall corrugated pipe performance detection device and detection method thereof |
-
2018
- 2018-10-25 CN CN201821738558.XU patent/CN208765764U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109060045A (en) * | 2018-10-25 | 2018-12-21 | 大连民族大学 | A kind of test specimen inner wall measuring device |
| CN115266374A (en) * | 2022-07-14 | 2022-11-01 | 青岛神盾防水科技有限公司 | High-density polyethylene double-wall corrugated pipe performance detection device and detection method thereof |
| CN115266374B (en) * | 2022-07-14 | 2023-09-19 | 青岛神盾防水科技有限公司 | High-density polyethylene double-wall corrugated pipe performance detection device and detection method thereof |
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