CN109374283A - A kind of experimental rig of thread-lifting hook - Google Patents
A kind of experimental rig of thread-lifting hook Download PDFInfo
- Publication number
- CN109374283A CN109374283A CN201811525949.8A CN201811525949A CN109374283A CN 109374283 A CN109374283 A CN 109374283A CN 201811525949 A CN201811525949 A CN 201811525949A CN 109374283 A CN109374283 A CN 109374283A
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- China
- Prior art keywords
- yoke plate
- thread
- pulley group
- lifting hook
- fixation hole
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- 238000006243 chemical reaction Methods 0.000 claims description 5
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims 1
- 238000007689 inspection Methods 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
Abstract
This application discloses a kind of experimental rigs of thread-lifting hook, comprising: yoke plate, first pulley group and second pulley group.The application is by covering the isometric rope sling for being wound in first pulley group and second pulley group at the barb of thread-lifting hook, the second pulling force of the first pulling force of first pulley group and second pulley group is synthesized into third pulling force by the second fixation hole of yoke plate, so that the pulling force that yoke plate and thread-lifting hook are born is in the same size, realize that the pull test regular inspection to thread-lifting hook, the safety guarantee for solving livewire work there is technical issues that.
Description
Technical field
This application involves electric operating technical field more particularly to a kind of experimental rigs of thread-lifting hook.
Background technique
In livewire work, after being used for a long time, zero component acts on four line thread-lifting hooks in pulsating stress or cyclic strain
Under very likely generate metal fatigue, at one or a few places gradually generate local prominent cumulative damage, by centainly recycling time
It cracks after number or is broken suddenly, threaten personal safety and the safe operation of electric network of livewire work personnel.
During carrying out detection test to four line thread-lifting hooks, four lines can be mentioned currently without effective experimental rig
Line is hooked into row stress test regular inspection, and the safety guarantee for resulting in livewire work there is technical issues that.
Apply for content
It this application provides a kind of experimental rig of thread-lifting hook, realizes and stress test regular inspection is carried out to thread-lifting hook, solve
The safety guarantee of livewire work there is technical issues that.
This application provides a kind of experimental rigs of thread-lifting hook, comprising:
Yoke plate, first pulley group and second pulley group；
The yoke plate is axisymmetric shape；
First fixation hole there are two being opened up in the bottom edge axial symmetry of the yoke plate；
The second fixation hole is offered in the top margin of the yoke plate；
The coupling part of the interconnecting piece of the first pulley group and the second pulley group passes through first fixation hole
Symmetrically it is fixedly connected with the yoke plate；
The first pulley group and the second pulley group are wound with isometric rope sling；
The second of the first pulling force of the first pulley group and the second pulley group is drawn by second fixation hole
Power synthesizes third pulling force, and third pulling force is the reaction force of the resultant force of the first pulling force and the second pulling force.
It optionally, further include pulling plate；
The bottom of the pulling plate offers third fixation hole；
The pulling plate is fixedly connected with the yoke plate by second fixation hole and the third fixation hole.
Optionally, the position of two of the yoke plate first fixation holes and two symmetrical connecting holes of thread-lifting hook are vertical
It is correspondingly arranged.
Optionally, the yoke plate is isoceles triangle yoke plate.
Optionally, the bottom edge axial symmetry of the isoceles triangle yoke plate is opened up there are two first fixation hole；
The apex angle of the isoceles triangle yoke plate offers second fixation hole along central axis.
Optionally, the yoke plate is rectangle yoke plate.
Optionally, the bottom edge axial symmetry of the rectangle yoke plate is opened up there are two first fixation hole；
The top margin axial symmetry of the rectangle yoke plate is opened up there are two second fixation hole；
It further include two first isometric fixed ropes；
Two first isometric fixed ropes are bound with two second fixation holes respectively.
Optionally, the yoke plate is round yoke plate.
Optionally, first fixation hole and two second fixation holes there are two being opened up on the round yoke plate；
Central symmetry two-by-two before two first fixation holes and two second fixation holes；
It further include two second isometric fixed ropes；
Two second isometric fixed ropes are bound with two second fixation holes respectively.
As can be seen from the above technical solutions, the application has the following advantages:
This application provides a kind of experimental rigs of thread-lifting hook, comprising: yoke plate, first pulley group and second pulley group；Institute
Stating yoke plate is axisymmetric shape；First fixation hole there are two being opened up in the bottom edge axial symmetry of the yoke plate；On the top of the yoke plate
While offering the second fixation hole；The coupling part of the interconnecting piece of the first pulley group and the second pulley group passes through described
First fixation hole is symmetrically fixedly connected with the yoke plate；The first pulley group and the second pulley group are wound with isometric rope sling；
By second fixation hole by the first pulling force of the first pulley group and the second pulling force of second pulley group synthesis the
Three pulling force, third pulling force are the reaction force of the resultant force of the first pulling force and the second pulling force.
The application, which passes through, covers the isometric rope sling for being wound in first pulley group and second pulley group at the barb of thread-lifting hook,
The second pulling force of the first pulling force of first pulley group and second pulley group is synthesized into third pulling force by the second fixation hole of yoke plate, is made
It is in the same size to obtain the pulling force that yoke plate and thread-lifting hook are born, realizes to the pull test regular inspection of thread-lifting hook, solves livewire work
Safety guarantee there is technical issues that.
Detailed description of the invention
In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of application without any creative labor, may be used also for those of ordinary skill in the art
To obtain other attached drawings according to these attached drawings.
Fig. 1 is a kind of main view of one embodiment of the experimental rig of thread-lifting hook provided by the present application；
Fig. 2 is a kind of side view of one embodiment of the experimental rig of thread-lifting hook provided by the present application；
Fig. 3 is the structural schematic diagram of one embodiment of yoke plate provided by the present application；
Fig. 4 is the structural schematic diagram of second embodiment of yoke plate provided by the present application；
Fig. 5 is the structural schematic diagram of the third embodiment of yoke plate provided by the present application；
Wherein, appended drawing reference are as follows:
1, yoke plate；2, first pulley group；3, second pulley group；4, isometric rope sling.
Specific embodiment
The embodiment of the present application provides a kind of experimental rig of thread-lifting hook, realizes the pull test regular inspection to thread-lifting hook, solution
The safety guarantee of livewire work of having determined there is technical issues that.
To enable application purpose, the feature, advantage of the application more obvious and understandable, below in conjunction with the application
Attached drawing in embodiment, the technical scheme in the embodiment of the application is clearly and completely described, it is clear that disclosed below
Embodiment be only some embodiments of the present application, and not all embodiment.Based on the embodiment in the application, this field
Those of ordinary skill's all other embodiment obtained without making creative work belongs to the application protection
Range.
Fig. 1 and Fig. 2 are please referred to, this application provides a kind of experimental rigs of thread-lifting hook, comprising:
Yoke plate 1, first pulley group 2 and second pulley group 3；
Yoke plate 1 is axisymmetric shape；
First fixation hole there are two being opened up in the bottom edge axial symmetry of yoke plate 1；
The second fixation hole is offered in the top margin of yoke plate 1；
The interconnecting piece of first pulley group 2 and the coupling part of second pulley group 3 connect by the way that the first fixation hole is symmetrically fixed
Connect yoke plate 1；
First pulley group 2 and second pulley group 3 are wound with isometric rope sling 4；
The first pulling force of first pulley group 2 and the second pulling force of second pulley group 3 are synthesized into third by the second fixation hole
Pulling force, third pulling force are the reaction force of the resultant force of the first pulling force and the second pulling force；
The application, which passes through, will be wound in 4 sets of the isometric rope sling barbs in thread-lifting hook of first pulley group 2 and second pulley group 3
Place, synthesizes third for the second pulling force of the first pulling force of first pulley group 2 and second pulley group 3 by the second fixation hole of yoke plate 1
Pulling force is realized to the pull test regular inspection of thread-lifting hook so that the pulling force that yoke plate 1 and thread-lifting hook are born is in the same size, solves band
The safety guarantee of electric operation there is technical issues that.
It further, further include pulling plate；
The bottom of pulling plate offers third fixation hole；
Pulling plate is fixedly connected with yoke plate 1 by the second fixation hole and third fixation hole；
It should be noted that being also provided with drawing in order to preferably fixed and traction yoke plate 1, the embodiment of the present application
Plate is fixedly connected by the third fixation hole of pulling plate bottom and the second fixation hole correspondence of yoke plate 1.
Further, the position of two the first fixation holes of yoke plate 1 and two symmetrical connecting holes of thread-lifting hook are corresponding vertically
Setting；
It should be noted that in order to accurately balance the second of the first pulling force of first pulley group 2 and second pulley group 3 the drawing
Power, the position of two symmetrical connecting holes is correspondingly arranged vertically one by one on the position of two the first fixation holes of yoke plate 1 and thread-lifting hook,
And two the first fixation holes of yoke plate 1 are along the distribution substantially symmetrical about its central axis of yoke plate 1.
Further, yoke plate 1 is isoceles triangle yoke plate.
Further, the bottom edge axial symmetry of isoceles triangle yoke plate is opened up there are two the first fixation hole；
The apex angle of isoceles triangle yoke plate offers second fixation hole along central axis.
Further, yoke plate 1 is rectangle yoke plate.
Further, the bottom edge axial symmetry of rectangle yoke plate is opened up there are two the first fixation hole；
The top margin axial symmetry of rectangle yoke plate is opened up there are two the second fixation hole；
It further include two first isometric fixed ropes；
Two first isometric fixed ropes are bound with two the second fixation holes respectively.
Further, yoke plate 1 is round yoke plate.
Further, the first fixation hole and two the second fixation holes there are two being opened up on round yoke plate；
Central symmetry two-by-two before two the first fixation holes and two the second fixation holes；
It further include two second isometric fixed ropes；
Two second isometric fixed ropes are bound with two the second fixation holes respectively.
It should be noted that the specific requirement of yoke plate 1 is can be by the first pulling force and second of the first pulley group 2 of receiving
Second pulling force of pulley blocks 3 finally merges into the reaction force of one with the resultant force of the first pulling force, the second pulling force, the application
In propose the specific structure and shape of three kinds of different yoke plates 1, can be achieved requirement of the application for yoke plate 1.
The above, above embodiments are only to illustrate the technical solution of the application, rather than its limitations；Although referring to before
Embodiment is stated the application is described in detail, those skilled in the art should understand that: it still can be to preceding
Technical solution documented by each embodiment is stated to modify or equivalent replacement of some of the technical features；And these
It modifies or replaces, the spirit and scope of each embodiment technical solution of the application that it does not separate the essence of the corresponding technical solution.
Claims (9)
1. a kind of experimental rig of thread-lifting hook characterized by comprising
Yoke plate, first pulley group and second pulley group；
The yoke plate is axisymmetric shape；
First fixation hole there are two being opened up in the bottom edge axial symmetry of the yoke plate；
The second fixation hole is offered in the top margin of the yoke plate；
The coupling part of the interconnecting piece of the first pulley group and the second pulley group is symmetrical by first fixation hole
It is fixedly connected with the yoke plate；
The first pulley group and the second pulley group are wound with isometric rope sling；
The first pulling force of the first pulley group and the second pulling force of the second pulley group are closed by second fixation hole
At third pulling force, third pulling force is the reaction force of the resultant force of the first pulling force and the second pulling force.
2. the experimental rig of thread-lifting hook according to claim 1, which is characterized in that further include pulling plate；
The bottom of the pulling plate offers third fixation hole；
The pulling plate is fixedly connected with the yoke plate by second fixation hole and the third fixation hole.
3. the experimental rig of thread-lifting hook according to claim 1, which is characterized in that two described first of the yoke plate are solid
Two symmetrical connecting holes of the position and thread-lifting hook of determining hole are correspondingly arranged vertically.
4. the experimental rig of thread-lifting hook according to claim 1, which is characterized in that the yoke plate is isoceles triangle yoke plate.
5. the experimental rig of thread-lifting hook according to claim 4, which is characterized in that
The bottom edge axial symmetry of the isoceles triangle yoke plate is opened up there are two first fixation hole；
The apex angle of the isoceles triangle yoke plate offers second fixation hole along central axis.
6. the experimental rig of thread-lifting hook according to claim 1, which is characterized in that the yoke plate is rectangle yoke plate.
7. the experimental rig of thread-lifting hook according to claim 6, which is characterized in that
The bottom edge axial symmetry of the rectangle yoke plate is opened up there are two first fixation hole；
The top margin axial symmetry of the rectangle yoke plate is opened up there are two second fixation hole；
It further include two first isometric fixed ropes；
Two first isometric fixed ropes are bound with two second fixation holes respectively.
8. the experimental rig of thread-lifting hook according to claim 1, which is characterized in that the yoke plate is round yoke plate.
9. the experimental rig of thread-lifting hook according to claim 8, which is characterized in that
First fixation hole and two second fixation holes there are two being opened up on the circle yoke plate；
Central symmetry two-by-two before two first fixation holes and two second fixation holes；
It further include two second isometric fixed ropes；
Two second isometric fixed ropes are bound with two second fixation holes respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811525949.8A CN109374283B (en) | 2018-12-13 | 2018-12-13 | Test device of wire lifting hook |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811525949.8A CN109374283B (en) | 2018-12-13 | 2018-12-13 | Test device of wire lifting hook |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109374283A true CN109374283A (en) | 2019-02-22 |
| CN109374283B CN109374283B (en) | 2024-04-05 |
Family
ID=65373626
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811525949.8A Active CN109374283B (en) | 2018-12-13 | 2018-12-13 | Test device of wire lifting hook |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109374283B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101315307A (en) * | 2008-07-11 | 2008-12-03 | 中国科学院国家天文台 | Testing device for mechanical property of actuator |
| CN202260249U (en) * | 2011-09-23 | 2012-05-30 | 四川省电力公司达州电业局 | High-voltage transmission line raiser in live working |
| CN202737386U (en) * | 2012-07-04 | 2013-02-13 | 湖北省输变电工程公司 | Insulator string fixing traction tool |
| CN203688207U (en) * | 2013-12-18 | 2014-07-02 | 国家电网公司 | Portable mechanical property detection device |
| TWM510869U (en) * | 2015-07-03 | 2015-10-21 | Simhope Ind Co Ltd | Improved structure of automobile traction device |
| CN207200123U (en) * | 2017-07-21 | 2018-04-06 | 泰州市昊鑫电力机具有限公司 | A kind of four line march-past wire lifting devices |
| CN207832561U (en) * | 2018-05-30 | 2018-09-07 | 东莞市平力五金有限公司 | A kind of oblique pull tension test fixture |
| CN209102357U (en) * | 2018-12-13 | 2019-07-12 | 广东电网有限责任公司 | A kind of experimental rig of thread-lifting hook |
-
2018
- 2018-12-13 CN CN201811525949.8A patent/CN109374283B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101315307A (en) * | 2008-07-11 | 2008-12-03 | 中国科学院国家天文台 | Testing device for mechanical property of actuator |
| CN202260249U (en) * | 2011-09-23 | 2012-05-30 | 四川省电力公司达州电业局 | High-voltage transmission line raiser in live working |
| CN202737386U (en) * | 2012-07-04 | 2013-02-13 | 湖北省输变电工程公司 | Insulator string fixing traction tool |
| CN203688207U (en) * | 2013-12-18 | 2014-07-02 | 国家电网公司 | Portable mechanical property detection device |
| TWM510869U (en) * | 2015-07-03 | 2015-10-21 | Simhope Ind Co Ltd | Improved structure of automobile traction device |
| CN207200123U (en) * | 2017-07-21 | 2018-04-06 | 泰州市昊鑫电力机具有限公司 | A kind of four line march-past wire lifting devices |
| CN207832561U (en) * | 2018-05-30 | 2018-09-07 | 东莞市平力五金有限公司 | A kind of oblique pull tension test fixture |
| CN209102357U (en) * | 2018-12-13 | 2019-07-12 | 广东电网有限责任公司 | A kind of experimental rig of thread-lifting hook |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109374283B (en) | 2024-04-05 |
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