CN201262606Y - Dynamic stress cracking experimental aircraft - Google Patents
Dynamic stress cracking experimental aircraft Download PDFInfo
- Publication number
- CN201262606Y CN201262606Y CNU2008201384155U CN200820138415U CN201262606Y CN 201262606 Y CN201262606 Y CN 201262606Y CN U2008201384155 U CNU2008201384155 U CN U2008201384155U CN 200820138415 U CN200820138415 U CN 200820138415U CN 201262606 Y CN201262606 Y CN 201262606Y
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- CN
- China
- Prior art keywords
- pipe
- stress cracking
- frame
- dynamic stress
- thimble
- 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.)
- Expired - Fee Related
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
A dynamic stress cracking test machine belongs to the technical field of plastic pipe detection and test equipment. The test machine is characterized in that a rack is internally and fixedly connected with a vibration motor; the upper part of the rack is provided with a group of pipe fixing frames which are used for installing the pipe to be tested; the above of the pipe fixing frames is provided with a pressure device in a coordinating way by a side frame which is connected to the rack; and the pressure device is movably connected onto the side frame in an inserting way and the lower end part thereof which touches and coordinates with the outer wall of the pipe to be tested uses a cusp structure. The dynamic stress cracking test machine has ingenious design and reasonable idea, drives the pipe to vibrate by the vibration motor, leads the pipe to bear the repeated action of the cusp part of the pressure device, can truly and effectively simulate the harsh environment of the pipe construction site, test the stress cracking performance of pipe, and can also test the corresponding stress cracking performances of different material formulations in accordance with the design need, so the optimal choice for material formulations can be carried out beneficially, the actual production can be guided, and the in-depth study for the plastic modification of pipe can be promoted.
Description
Technical field
The utility model belongs to plastic pipe and detects the testing equipment technical field, is specifically related to a kind of dynamic stress cracking experimental machine that plastic pipe detects that is suitable for.
Background technology
Under the policy of country's " to mould Dai Gang " is guided, plastic conduit has obtained wide popularization and application, but because the random throwing that exists is fallen and is failed to lay fine sand by the technical regulation requirement up and down at tubing during pipeline construction in the transportation, thereby on-the-spot sharp-pointed stone scratches tubing and causes the situation of tubing stress cracking to happen occasionally, and construction period, construction quality are all produced great adverse effect.For this reason, plastic conduit manufacturer pays much attention to, and just drops into outside the great amount of manpower and material resources on the basis of strengthening civilization transportation, construction propaganda, actively develops modifying plastics work, to improve the anti-cracking performance of tubing, has also obtained bigger progress.But owing to there not be special stress cracking testing apparatus and method in the market, can not imitate truly that engineering is actual to detect comparison, can't obtain tight modified test data, influence going deep into of this modification work at plastic conduit.
The utility model content
The utility model aims to provide a kind of dynamic stress cracking experimental machine technical scheme that can truly imitate the engineering construction scene, to overcome problems of the prior art.
Described dynamic stress cracking experimental machine, it is characterized in that the frame internal fixation connects vibrating motor, upper rack is provided with one group and is used to install the tubing fixed mount for the treatment of the test tube material, tubing fixed mount top is equipped with pressure apparatus by the bogie side frame that is connected on the frame, the pressure apparatus activity is plugged on the bogie side frame, and its lower end contacts matching part employing prong structure with treating test tube material outer wall.
Described dynamic stress cracking experimental machine is characterized in that described pressure apparatus comprises counterweight, the thimble that is connected up and down, and thimble connects by thimble seat and is arranged on the counterweight lower end, thimble with treat that it is prong structure that test tube material outer wall contacts matching part.
Described dynamic stress cracking experimental machine is characterized in that described tubing fixed mount comprises that connection is arranged on the Y shape erecting frame of frame, and Y shape erecting frame top two forks are provided for the fixedly adjustable bandage of tubing by regulating the bolt connection respectively.
Described dynamic stress cracking experimental machine, it is characterized in that described frame comprises four jiaos of columns that are provided with, the connection of column upper end is provided with mounting bracket, the tubing fixed mount is installed in the mounting bracket upper surface, vibrating motor is installed in the lower surface, the connection of column downside is provided with underframe, connection bogie side frame on the underframe, and socket is provided with shock-absorbing spring on the column between mounting bracket and the underframe.
Above-mentioned dynamic stress cracking experimental machine material modern design, reasonable idea, drive the tubing vibration by vibrating motor, and make tubing bear the effect repeatedly at pressure apparatus tip position, can imitate the rugged surroundings of tubing working-yard truly, effectively, the stress crack resistance performance of test tubing, and can help carrying out the optimized choice of material prescription according to the corresponding stress crack resistance performance of design needs test different materials prescription, instruct actual production, promote going deep into of tubing modifying plastics research.
Description of drawings
Fig. 1 is the utility model structural representation;
Fig. 2 is the right TV structure synoptic diagram of the utility model.
Among the figure: 1-frame, 1a-underframe, 1b-column, 1c-shock-absorbing spring, 1d-mounting bracket, 2-tubing fixed mount, 2a-Y shape erecting frame, 2b-adjustable bandage, 2c-adjusting bolt, 3-pressure apparatus, 3a-thimble, 3b-thimble seat, 3c-backplate, 3d-counterweight, 4-treat test tube material, 5-motor, 6-bogie side frame, 6a-crossbeam.
Embodiment
Now, describe embodiment of the present utility model in detail in conjunction with Figure of description:
As shown be dynamic stress cracking experimental machine material, frame 1 internal fixation connects vibrating motor 5, frame 1 top is provided with one group and is used to install the tubing fixed mount 2 for the treatment of test tube material 4, tubing fixed mount 2 tops are equipped with pressure apparatus 3 by the bogie side frame 6 that is connected on the frame 1, pressure apparatus 3 activities are plugged on the bogie side frame 6, and its lower end contacts matching part employing prong structure with treating test tube material 4 outer walls.Vibration on Start-up motor 5 makes treats that test tube material 4 bears vibration, and the tip of pressure apparatus 3 lower ends acts on repeatedly and treat test tube material 4 outer walls, and the simulated environment of working-yard can be provided, and detects and treats test tube material 4 stress crack resistance performances.
In the foregoing description, frame 1 comprises four jiaos of column 1b that are provided with, the connection of column 1b upper end is provided with mounting bracket 1d, and mounting bracket 1d upper surface is equipped with one group and is used to place the tubing fixed mount 2 for the treatment of test tube material 4, is generally two tubing fixed mounts 2 and installs at a certain distance.Material fixed mount 2 comprises Y shape erecting frame 2a and is used for fixing the adjustable bandage 2b of tubing, Y shape erecting frame 2a connection is arranged on the mounting bracket 1d, adjustable bandage 2b two ends are connected Y shape erecting frame 2a top two forks by regulating bolt 2c and corresponding nut, during detection, adjust adjustable bandage 2b according to the diameter for the treatment of test tube material 4, to treat that test tube material 4 is fixed on the Y shape erecting frame 2a, and fastening nut fastening adjustment bolt 2c, make adjustable bandage 2b will treat that test tube material 4 binds.Vibrating motor 5 is installed on the lower surface of mounting bracket 1d, vibrating motor 5 directly is fixed on the lower surface of mounting bracket 1d with trip bolt etc.The connection of column 1b downside is provided with underframe 1a, and the column 1b between mounting bracket 1d and the underframe 1a goes up socket shock-absorbing spring 1c is set, and makes underframe 1a keep stable.Tubing fixed mount 2 tops are equipped with pressure apparatus 3 by the bogie side frame 6 that is connected on the underframe 1a, and pressure apparatus 3 activities are plugged on the crossbeam 6a on bogie side frame 6 tops.Pressure apparatus 3 is made of the counterweight 3d that is connected up and down, thimble 3a, thimble 3a is arranged on counterweight 3d lower end by thimble seat 3b connection, counterweight 3d is provided with backplate 3c, can prevent counterweight 3d and crossbeam 6a the bump and damage, keep to detect the accuracy of data, thimble 3a with treat that it is prong structure that test tube material 4 outer walls contact matching part.During use,, need select for use the thimble 3a of different size to be connected on the thimble seat 3b according to the model for the treatment of test tube material 4, specification, material difference; In service at vibrating motor 5, treat 4 vibrations of test tube material by mounting bracket 1d, Y shape erecting frame 2a drive; Simultaneously, the thimble 3a tip that bears counterweight 3d pressure acts on the outer wall for the treatment of test tube material 4 repeatedly, just can measure the proof stress for the treatment of test tube material 4, and the cracking performance of test tube material 4 is treated in evaluation.
Claims (4)
1. dynamic stress cracking experimental machine, it is characterized in that frame (1) internal fixation connects vibrating motor (5), frame (1) top is provided with one group and is used for installing the tubing fixed mount (2) for the treatment of test tube material (4), tubing fixed mount (2) top is equipped with pressure apparatus (3) by the bogie side frame (6) that is connected on the frame (1), pressure apparatus (3) activity is plugged on the bogie side frame (6), and its lower end contacts matching part employing prong structure with treating test tube material (4) outer wall.
2. dynamic stress cracking experimental machine as claimed in claim 1, it is characterized in that described pressure apparatus (3) comprises counterweight (3d), the thimble (3a) that is connected up and down, thimble (3a) connects by thimble seat (3b) and is arranged on counterweight (3d) lower end, thimble (3a) with treat that it is prong structure that test tube material (4) outer wall contacts matching part.
3. dynamic stress cracking experimental machine as claimed in claim 1, it is characterized in that described tubing fixed mount (2) comprises that connection is arranged on the Y shape erecting frame (2a) of frame (1), Y shape erecting frame (2a) top two forks are provided for the fixedly adjustable bandage (2b) of tubing by regulating bolt (2c) connection respectively.
4. dynamic stress cracking experimental machine as claimed in claim 1, it is characterized in that described frame (1) comprises four jiaos of columns (1b) that are provided with, the connection of column (1b) upper end is provided with mounting bracket (1d), tubing fixed mount (2) is installed in mounting bracket (1d) upper surface, vibrating motor (5) is installed in the lower surface, the connection of column (1b) downside is provided with underframe (1a), underframe (1a) is gone up connection bogie side frame (6), and the column (1b) between mounting bracket (1d) and the underframe (1a) is gone up socket shock-absorbing spring (1c) is set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201384155U CN201262606Y (en) | 2008-09-18 | 2008-09-18 | Dynamic stress cracking experimental aircraft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201384155U CN201262606Y (en) | 2008-09-18 | 2008-09-18 | Dynamic stress cracking experimental aircraft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201262606Y true CN201262606Y (en) | 2009-06-24 |
Family
ID=40809081
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201384155U Expired - Fee Related CN201262606Y (en) | 2008-09-18 | 2008-09-18 | Dynamic stress cracking experimental aircraft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201262606Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101696919B (en) * | 2009-10-30 | 2011-01-12 | 武汉理工大学 | Test instrument of dynamic crack resistance of construction material |
| CN104007029A (en) * | 2014-05-27 | 2014-08-27 | 华南理工大学 | Dynamic mechanical experimental device and method for tissue engineering scaffold |
| CN107560812A (en) * | 2017-08-17 | 2018-01-09 | 长春中车轨道车辆有限公司 | Car information display screen vibration testing device |
| CN107607159A (en) * | 2017-09-26 | 2018-01-19 | 安徽省中阳管业有限公司 | A kind of polyethylene winding structure pipe detecting system |
| CN109047800A (en) * | 2018-10-16 | 2018-12-21 | 昆山晶瑞立新五金有限公司 | Manual top device |
-
2008
- 2008-09-18 CN CNU2008201384155U patent/CN201262606Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101696919B (en) * | 2009-10-30 | 2011-01-12 | 武汉理工大学 | Test instrument of dynamic crack resistance of construction material |
| CN104007029A (en) * | 2014-05-27 | 2014-08-27 | 华南理工大学 | Dynamic mechanical experimental device and method for tissue engineering scaffold |
| CN104007029B (en) * | 2014-05-27 | 2017-01-25 | 华南理工大学 | Dynamic mechanical experimental device and method for tissue engineering scaffold |
| CN107560812A (en) * | 2017-08-17 | 2018-01-09 | 长春中车轨道车辆有限公司 | Car information display screen vibration testing device |
| CN107607159A (en) * | 2017-09-26 | 2018-01-19 | 安徽省中阳管业有限公司 | A kind of polyethylene winding structure pipe detecting system |
| CN109047800A (en) * | 2018-10-16 | 2018-12-21 | 昆山晶瑞立新五金有限公司 | Manual top device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090624 Termination date: 20150918 |
|
| EXPY | Termination of patent right or utility model |