CN204228527U - Tension tester - Google Patents
Tension tester Download PDFInfo
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- CN204228527U CN204228527U CN201420538627.8U CN201420538627U CN204228527U CN 204228527 U CN204228527 U CN 204228527U CN 201420538627 U CN201420538627 U CN 201420538627U CN 204228527 U CN204228527 U CN 204228527U
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- Prior art keywords
- frame
- clamp head
- tension tester
- drawing part
- reverse drawing
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Abstract
A kind of tension tester, comprises frame, fixed mechanism, tensile machine and controller.Frame is horizontal framed structure.Fixed mechanism is located at one end of described frame, and it comprises clamp head car, clamp head, driving mechanism, damping and detent mechanism.Tensile machine is located at described frame one end away from fixed mechanism, and it comprises reverse drawing part, dynamic chuck, the pulling force sensor be connected on described reverse drawing part, and displacement transducer.The contiguous frame of controller arrange and with driving mechanism, reverse drawing part, pulling force sensor, and displacement transducer is electrically connected.Fixed one end of test specimen by fixed mechanism, the other end of reverse drawing part clamping test specimen, reverse drawing part tensile test specimen under the control of the controller, this controller can obtain the tensile property parameter of test specimen.
Description
Technical field
The utility model relates to a kind of tension tester.
Background technology
High-tension bus-bar connection tower often hangs insulator, in order to increase creepage distance.Insulator is generally made up of silica gel or pottery, and it plays two basic roles in overhead transmission line, i.e. support wire and prevent electric current from returning ground.These two effects must be guaranteed, and insulator should not to change the various dynamo-electric stress that causes and losing efficacy due to environment and electric load condition, otherwise insulator will damage use and the operation life of whole piece circuit.Therefore, test insulator being carried out to tensile property is needed.
Utility model content
Based on this, be necessary to provide a kind of tension tester insulator being carried out to tensile property test.
A kind of tension tester, comprising:
Frame is horizontal framed structure;
Fixed mechanism, be located at one end of described frame, described fixed mechanism comprises clamp head car, clamp head, driving mechanism, damping, and detent mechanism, one end of described frame is located at by described clamp head car, described clamp head is located on described clamp head car, described driving mechanism is connected to clamp head car one end away from described clamp head, described driving mechanism comprises the driving wheel be arranged in frame, the engaged wheel be connected with described clamp head car, and sheathed that is sheathed on described driving wheel and described engaged wheel, described damping to be arranged on clamp head car and to connect described engaged wheel and described clamp head, described detent mechanism is arranged on described clamp head car, and cooperatively interact to locate described clamp head car with described frame,
Tensile machine, be located at described frame one end away from described fixed mechanism, described tensile machine comprises reverse drawing part, be connected to the dynamic chuck on described reverse drawing part, pulling force sensor, and displacement transducer, described reverse drawing part to be installed in described frame and to be oppositely arranged with described clamp head car, described dynamic chuck is by described pulling force sensor and described reverse drawing part floating connection, institute's displacement sensors is installed in the side of reverse drawing part, described reverse drawing part comprises reverser, described reverser comprises the moved cross beam be relatively arranged in described frame, front beam, and push-and-pull guide rod, described push-and-pull guide rod connects this moved cross beam and this front beam, described reverser is by described moved cross beam, the rigid frame of described push-and-pull guide rod and described front beam composition, described dynamic chuck is connected on described front beam by described pulling force sensor, and
Controller, contiguous described frame is arranged, described controller and described driving mechanism, described reverse drawing part, described pulling force sensor, and institute's displacement sensors is electrically connected.
Wherein in an embodiment, described reverse drawing part also comprises the oil cylinder seat be installed in described frame, and is oppositely arranged on the oil cylinder on described oil cylinder seat, and this moved cross beam is connected with this oil cylinder.
Wherein in an embodiment, multiple positional cylinder is equipped with in described rigid frame two sides, described rigid frame can move around along the guide rail in described frame.
Wherein in an embodiment, the biside plate of described frame is provided with multiple pilot hole, and the multiple positional cylinder correspondences on described rigid frame are positioned in described multiple pilot hole.
Wherein in an embodiment, described tension tester comprises the mechanical locking device be connected with described tensile machine, and described mechanical locking device locks described tensile machine.
Wherein in an embodiment, described tension tester also comprises Hydraulic Station, and described Hydraulic Station provides power for described fixed mechanism and described tensile machine, and described Hydraulic Station is pressure differential structure.
Wherein in an embodiment, described fixed mechanism is used for one end of fixing test specimen, and described tensile machine is from other end tensile test specimen under the control of described controller, and described controller can obtain the tensile property of test specimen, and described controller is computer.
Wherein in an embodiment, described frame is also provided with moving protection net outward, and described tension tester is used for carrying out tensile test to insulator.
Wherein in an embodiment, described damping comprises volute spring.
Fixed one end of test specimen by fixed mechanism, the other end of reverse drawing part clamping test specimen, reverse drawing part tensile test specimen under the control of the controller, this controller can obtain the tensile property parameter of test specimen.
Accompanying drawing explanation
Fig. 1 is the front schematic view of the tension tester of an embodiment;
Fig. 2 is the side schematic view of the tension tester shown in Fig. 1;
Fig. 3 is the enlarged drawing at III place in Fig. 2.
Embodiment:
For the ease of understanding the utility model, below with reference to relevant drawings, the utility model is described more fully.Preferred embodiment of the present utility model is given in accompanying drawing.But the utility model can realize in many different forms, is not limited to embodiment described herein.On the contrary, provide the object of these embodiments be make the understanding of disclosure of the present utility model more comprehensively thorough.
It should be noted that, when element is called as " being fixed on " another element, directly can there is element placed in the middle in it on another element or also.When an element is considered to " connection " another element, it can be directly connected to another element or may there is centering elements simultaneously.Term as used herein " vertical ", " level ", "left", "right" and similar statement are just for illustrative purposes.
Unless otherwise defined, all technology used herein and scientific terminology are identical with belonging to the implication that those skilled in the art of the present utility model understand usually.The object of the term used in instructions of the present utility model herein just in order to describe specific embodiment, is not intended to be restriction the utility model.Term as used herein " and/or " comprise arbitrary and all combinations of one or more relevant Listed Items.
Please participate in Fig. 1 and Fig. 2, the tension tester 100 of a utility model comprises frame 10, is arranged at the fixed mechanism 30 at frame 10 two ends and tensile machine 50 respectively, and controller.Fixed mechanism 30 is for one end of fixing test specimen, and tensile machine 50 is under the control of the controller from other end tensile test specimen, and controller obtains the tensile property of test specimen.In the present embodiment, this test specimen is insulator.
Frame 10 is rectangular frame-like, and it adopts submerged arc welding to be formed.In the present embodiment, frame 10 is horizontal framed structure.Therefore, tension tester 100 is horizontal tensile testing machine.Be appreciated that frame 10 is outer and also can be provided with moving protection net, when load test, this moving protection net plays a part to protect operator safety.
See also Fig. 3, fixed mechanism 30 comprises clamp head car 31, be located at clamp on clamp head car 31 33, driving mechanism 35, damping 36, and detent mechanism 38.Clamp head car 31 is installed in one end of frame 10.Clamp 33 is arranged at clamp head car 31 one end towards tensile machine 50.Driving mechanism 35 is connected to clamp head car 31 one end away from clamp 33, and it comprises the driving wheel 351 be arranged in frame 10, the engaged wheel 353 be connected with clamp head car 31, and is sheathed on sheathed 355 on driving wheel 351 and engaged wheel 353.Damping 36 is arranged on clamp head car 31, and connects driving mechanism 35 and clamp 33, for 33 vibrations caused of buffered-display driver mechanism 35 pairs of clamps.In the present embodiment, damping 36 comprises volute spring.Detent mechanism 38 is arranged on clamp head car 31, for cooperatively interacting to locate clamp head car 31 with frame 10.
Please again consult Fig. 1 and Fig. 2, tensile machine 50 is installed in one end of frame 10, and is oppositely arranged with fixed mechanism 30.Tensile machine 50 comprises reverse drawing part 51, the dynamic chuck 53 be connected on reverse drawing part 51, pulling force sensor 55, and displacement transducer 57.Reverse drawing part 51 comprises the oil cylinder seat be installed in frame 10, and is oppositely arranged on the high-voltage oil cylinder 511 on oil cylinder seat.Dynamic chuck 53 is by high-precision pulling force sensor 55 and reverse drawing part 51 floating connection.Displacement transducer 57 is installed in the side of reverse drawing part 53, for measuring the dynamic stroke of chuck 51 and the deformation quantity of sample.
In the present embodiment, reverse drawing part 53 also comprises reverser, and this reverser comprises the moved cross beam, the front beam that are relatively arranged in frame 10, and push-and-pull guide rod.Dynamic chuck 51 is installed on this front beam by pulling force sensor 55, and this push-and-pull guide rod connects this moved cross beam and this front beam.This reverser is the rigid frame consisted of this push-and-pull guide rod and this front beam this moved cross beam.This moved cross beam is connected with oil cylinder 511.These rigid frame two sides are equipped with 4 positional cylinders, and can move around along the guide rail in frame 10, its moving range is 14 meters.Frame 10 biside plate has 4 pilot holes in every 0.5 meter, and 4 positional cylinders on these 4 pilot holes and this rigid frame connect into an entirety, with make whole frame 10 rigidity and intensity more stable, and be convenient to the test of model test specimen not of the same race.These 4 positional cylinder correspondences are positioned in these 4 pilot holes.The test specimen of different size is installed between dynamic chuck 53, clamp 33 on unit clamp, just can carries out reliable extension test.
Be appreciated that tension tester 100 also can increase the mechanical locking device be connected with tensile machine 50, when within 120 hours, guarantor carries test in test, this mechanical locking device can be protected test specimen when temporary interruption and can save energy, and is also convenient to worker and observes.
The contiguous frame 10 of controller is arranged, and is electrically connected with fixed mechanism 30 and tensile machine 50, to control fixed mechanism 30 and tensile machine 50, and obtains corresponding parameter.In the present embodiment, controller and driving mechanism 35, reverse drawing part 53, pulling force sensor 55 and displacement transducer 57 are electrically connected.Be appreciated that this controller can be electrically connected with corresponding sensor, driver when fixed mechanism 30 with tensile machine 50 being also provided with other additional sensors and driver.Controller has the record store function of test data, can show the automatic store function of load peak and test figure, test findings can arbitrary access, at any time can simulation reconstruction, the curve of companion specimens can compare by superposition, and has the analytical calculation function of test data.Controller 10 comprises microcomputer, and in the present embodiment, controller 10 is GP-LCH computer controller.
During assembling tension tester 100, fixed mechanism 30 is installed in one end of frame 10, tensile machine 50 is installed in the other end of frame 10, contiguous for controller frame 10 is installed, and is electrically connected with fixed mechanism 30 and tensile machine 50.
During work, controller controls driving mechanism 35 to drive clamp 33 clamping test specimen one end, and dynamic chuck 51 clamps the test specimen other end.Reverse drawing part 53 tensile test specimen under the control of the controller.The parameter transmission of correspondence is fed back to controller by pulling force sensor 55 and displacement transducer 57.After test setting being detected, controller controls tension tester 100 auto stop, and shows corresponding test result and trial curve and data report, now off-test.
In this tension tester 100, fixed mechanism 30 fixes one end of test specimen, and reverse drawing part 50 clamps the other end of test specimen.Reverse drawing part 53 tensile test specimen under the control of the controller, controller obtains the tensile property parameter of test specimen.
Because the dynamic chuck 51 of tension tester 100 adopts floating connection, it can automatic aligning, and test specimen does not bear any distortion shear force, can test specimen be protected preferably not to be damaged.
Be appreciated that as tension tester 100 provides the hydraulic control system of power (Hydraulic Station) to adopt pressure differential structure.Like this when guarantor carries test, the force value precision of test macro is in 1% scope, and Hydraulic Station does not work.Only have precision close to 1% time and system sets parameter, Hydraulic Station is just started working.So not only energy-conservation but also environmental protection, again saved experimentation cost.
The above embodiment only have expressed one or more embodiments of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (9)
1. a tension tester, is characterized in that, comprising:
Frame is horizontal framed structure;
Fixed mechanism, be located at one end of described frame, described fixed mechanism comprises clamp head car, clamp head, driving mechanism, damping, and detent mechanism, one end of described frame is located at by described clamp head car, described clamp head is located on described clamp head car, described driving mechanism is connected to clamp head car one end away from described clamp head, described driving mechanism comprises the driving wheel be arranged in frame, the engaged wheel be connected with described clamp head car, and sheathed that is sheathed on described driving wheel and described engaged wheel, described damping to be arranged on clamp head car and to connect described engaged wheel and described clamp head, described detent mechanism is arranged on described clamp head car, and cooperatively interact to locate described clamp head car with described frame,
Tensile machine, be located at described frame one end away from described fixed mechanism, described tensile machine comprises reverse drawing part, be connected to the dynamic chuck on described reverse drawing part, pulling force sensor, and displacement transducer, described reverse drawing part to be installed in described frame and to be oppositely arranged with described clamp head car, described dynamic chuck is by described pulling force sensor and described reverse drawing part floating connection, institute's displacement sensors is installed in the side of reverse drawing part, described reverse drawing part comprises reverser, described reverser comprises the moved cross beam be relatively arranged in described frame, front beam, and push-and-pull guide rod, described push-and-pull guide rod connects this moved cross beam and this front beam, described reverser is by described moved cross beam, the rigid frame of described push-and-pull guide rod and described front beam composition, described dynamic chuck is connected on described front beam by described pulling force sensor, and
Controller, contiguous described frame is arranged, described controller and described driving mechanism, described reverse drawing part, described pulling force sensor, and institute's displacement sensors is electrically connected.
2. tension tester according to claim 1, is characterized in that, described reverse drawing part also comprises the oil cylinder seat be installed in described frame, and is oppositely arranged on the oil cylinder on described oil cylinder seat, and this moved cross beam is connected with this oil cylinder.
3. tension tester according to claim 1, is characterized in that, multiple positional cylinder is equipped with in described rigid frame two sides, and described rigid frame can move around along the guide rail in described frame.
4. tension tester according to claim 3, is characterized in that, the biside plate of described frame is provided with multiple pilot hole, and the multiple positional cylinder correspondences on described rigid frame are positioned in described multiple pilot hole.
5. tension tester according to claim 1, is characterized in that, described tension tester comprises the mechanical locking device be connected with described tensile machine, and described mechanical locking device locks described tensile machine.
6. tension tester according to claim 1, is characterized in that, described tension tester also comprises Hydraulic Station, and described Hydraulic Station provides power for described fixed mechanism and described tensile machine, and described Hydraulic Station is pressure differential structure.
7. tension tester according to claim 1, it is characterized in that, described fixed mechanism is used for one end of fixing test specimen, described tensile machine under the control of described controller from other end tensile test specimen, described controller can obtain the tensile property of test specimen, and described controller is computer.
8. tension tester according to claim 1, is characterized in that, described frame is also provided with moving protection net outward, and described tension tester is used for carrying out tensile test to insulator.
9. tension tester according to claim 1, is characterized in that, described damping comprises volute spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420538627.8U CN204228527U (en) | 2014-09-18 | 2014-09-18 | Tension tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420538627.8U CN204228527U (en) | 2014-09-18 | 2014-09-18 | Tension tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204228527U true CN204228527U (en) | 2015-03-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420538627.8U Expired - Fee Related CN204228527U (en) | 2014-09-18 | 2014-09-18 | Tension tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204228527U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104964879A (en) * | 2015-07-28 | 2015-10-07 | 刘达 | Computer control electro-hydraulic servo enclosed-loop horizontal type tension tester |
| CN112198041A (en) * | 2020-09-11 | 2021-01-08 | 中国电力科学研究院有限公司 | Alternating temperature-based insulator mechanical tensile testing device and method |
-
2014
- 2014-09-18 CN CN201420538627.8U patent/CN204228527U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104964879A (en) * | 2015-07-28 | 2015-10-07 | 刘达 | Computer control electro-hydraulic servo enclosed-loop horizontal type tension tester |
| CN112198041A (en) * | 2020-09-11 | 2021-01-08 | 中国电力科学研究院有限公司 | Alternating temperature-based insulator mechanical tensile testing device and method |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150325 Termination date: 20170918 |