CN220104697U - Twisted wire monofilament static load test tool - Google Patents
Twisted wire monofilament static load test tool Download PDFInfo
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- CN220104697U CN220104697U CN202321485248.2U CN202321485248U CN220104697U CN 220104697 U CN220104697 U CN 220104697U CN 202321485248 U CN202321485248 U CN 202321485248U CN 220104697 U CN220104697 U CN 220104697U
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- static load
- load test
- tensioning
- sleeve
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- 238000012360 testing method Methods 0.000 title claims abstract description 29
- 230000003068 static effect Effects 0.000 title claims description 16
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 4
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 4
- 241001330002 Bambuseae Species 0.000 claims description 4
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 4
- 239000011425 bamboo Substances 0.000 claims description 4
- 238000004873 anchoring Methods 0.000 abstract description 11
- 230000000149 penetrating effect Effects 0.000 abstract description 4
- 238000002474 experimental method Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 8
- 238000009864 tensile test Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000000470 constituent Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 239000011513 prestressed concrete Substances 0.000 description 1
- 238000012345 traction test Methods 0.000 description 1
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model relates to the field of cable performance testing, in particular to a cable performance testing device which comprises a limiting cylinder, a tensioning sleeve and a tensioning pull rod, wherein a cavity is formed in the tensioning sleeve, one end of the cavity is provided with a yielding hole in a penetrating mode, the other end of the cavity is provided with a connecting hole in a penetrating mode, the tensioning pull rod is fixedly connected with the connecting hole, and the limiting cylinder is sleeved on the tensioning sleeve. According to the utility model, through the arrangement of the limiting cylinder, the tensioning sleeve and the tensioning rod, the anchoring block can be placed into the cavity to realize the traction of the anchoring block, so that the clamping damage of a clamping port of the tester to the stranded wire or the anchoring block is avoided, and the accuracy of an experiment is improved; according to the utility model, through the arrangement of the component blocks and the positioning pin holes, the tensioning sleeve can be quickly disassembled and assembled by the blocks, so that the testing efficiency is improved.
Description
Technical Field
The utility model relates to the field of cable performance test, in particular to a stranding filament static load test fixture.
Background
The stranded wire is formed by concentrically twisting 7 high-strength steel wires with the diameter of 2mm, and in order to judge whether the processed stranded wire meets the requirements of the steel experiment method for prestressed concrete (GB/T21839-20190), the stranded wire needs to be subjected to a tensile test. In the existing tensile test, a tester is generally used for clamping the anchoring block, and then the tensile test is directly performed. However, because the clamping port of the testing machine may damage the twisted wire, when the twisted wire obtained by testing is not in accordance with the requirement, it is difficult to determine whether the testing result is affected by the damage of the clamping port of the testing machine to the twisted wire, which results in the existence of a blind area in a certain numerical range of the testing, and the accuracy of the testing is affected.
Therefore, there is a need for an improvement in such a structure to overcome the above-mentioned drawbacks.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provides a stranding monofilament static load test tool, which is realized by the following technical scheme:
the utility model provides a hank silk monofilament static load test frock, includes spacing section of thick bamboo and stretch-draw sleeve and stretch-draw rod, the inside cavity that is provided with of stretch-draw sleeve, the one end of cavity runs through and is provided with the hole of stepping down, the other end of cavity runs through and is provided with the connecting hole, stretch-draw rod with connecting hole fixed connection, spacing section of thick bamboo cover is established stretch-draw sleeve is last.
The technical scheme is as follows: the limiting cylinder is used for limiting the position of the tensioning sleeve; the tension rod is used for pulling the tension sleeve so that the twisted wire and the anchoring block are pulled, and therefore a test is achieved; the cavity is used for placing the anchoring block; the abdication hole is used for facilitating the threading of the twisted wire; the connecting hole is used for arranging a tension rod; the tension rod is used for being clamped by the clamping opening of the testing machine so as to provide traction force.
The utility model is further provided with: the tensioning sleeve comprises two component blocks, wherein a positioning pin hole is formed in each component block, a positioning pin is arranged in each positioning pin hole, and the positioning pins are kept in contact with the positioning pin holes in the two component blocks.
The technical scheme is as follows: the component blocks are used for being spliced into the tensioning sleeve, and the arrangement of the component blocks enables the anchor blocks to be placed into the cavity more conveniently; the positioning pin control and the positioning pin are used for realizing positioning when the two component blocks are spliced, and then the limiting cylinder is used for realizing the fixation of the two component blocks.
The utility model is further provided with: the component blocks are semi-cylindrical, semicircular grooves are formed in the component blocks, and the semicircular grooves of the two component blocks are spliced to form the cavity.
The technical scheme is as follows: the composition blocks are semi-cylindrical, so that the spliced tensioning sleeve is cylindrical and is convenient to be matched with the limiting cylinder; the semicircular grooves are used for forming a cavity.
The utility model is further provided with: the outer wall of the tensioning sleeve is provided with a limiting step, and the limiting step is matched with the side wall surface of the limiting cylinder.
The technical scheme is as follows: the limiting step is used for limiting the position of the limiting cylinder, so that the anchoring block is prevented from falling out due to the fact that the limiting cylinder is separated from the tensioning sleeve.
The utility model is further provided with: the outer diameter of the tensioning sleeve is not larger than the inner diameter of the limiting cylinder, and the outer diameter of the limiting step is larger than the inner diameter of the limiting cylinder.
The utility model discloses a stranding monofilament static load test fixture, which is compared with the prior art:
1. according to the utility model, through the arrangement of the limiting cylinder, the tensioning sleeve and the tensioning rod, the anchoring block can be placed into the cavity to realize the traction of the anchoring block, so that the clamping damage of a clamping port of the tester to the stranded wire or the anchoring block is avoided, and the accuracy of an experiment is improved;
2. according to the utility model, through the arrangement of the component blocks and the positioning pin holes, the tensioning sleeve can be quickly disassembled and assembled by the blocks, so that the testing efficiency is improved.
Drawings
FIG. 1 is a schematic cross-sectional view of the present utility model;
FIG. 2 is a schematic diagram of the constituent blocks of the present utility model;
FIG. 3 is a schematic view of the present utility model mated with a skein.
Corresponding part names are indicated by numerals and letters in the drawings: 10-a limiting cylinder; 20-stretching the sleeve; 201-cavity; 202-giving way holes; 203-connecting holes; 204-composition blocks; 204 a-registration pin holes; 204 b-grooves; 205-locating pins; 206-limiting protrusions; 30-pulling rod.
Detailed Description
The following describes in detail the examples of the present utility model, which are implemented on the premise of the technical solution of the present utility model, and detailed embodiments and specific operation procedures are given, but the scope of protection of the present utility model is not limited to the following examples.
As shown in fig. 1-3, the stranding monofilament static load test fixture provided by the utility model comprises a limiting cylinder 10, a tensioning sleeve 20 and a tensioning rod 30, wherein a cavity 201 is arranged in the tensioning sleeve 20, one end of the cavity 201 is provided with a yielding hole 202 in a penetrating manner, the other end of the cavity 201 is provided with a connecting hole 203 in a penetrating manner, the tensioning rod 30 is fixedly connected with the connecting hole 203, and the limiting cylinder 10 is sleeved on the tensioning sleeve 20. Wherein the cavity 201 is cylindrical, and a central axis of the cavity 201 coincides with a central axis of the tensioning sleeve 20; the central axis of the relief hole 202 coincides with the central axis of the connecting hole 203; the tension rod 30 comprises a desired limiting part and a connecting part, the connecting part penetrates through the connecting hole 203, and the diameter of the limiting part is larger than that of the connecting hole 203.
As shown in fig. 1-3, in the twisted wire monofilament static load test fixture provided by the utility model, the tensioning sleeve 20 comprises two component blocks 204, wherein a positioning pin hole 204a is formed in the component block 204, a positioning pin 205 is arranged in the positioning pin hole 204a, and the positioning pin 205 is kept in contact with the positioning pin holes 204a on the two component blocks 204. Preferably, the number of the positioning pin holes 204a is four; the connecting hole 203 and the relief hole 202 are divided into two halves by the component block 204.
As shown in fig. 1-3, in the wire stranding monofilament static load test tool provided by the utility model, the component block 204 is in a semi-cylindrical shape, the component block 204 is provided with a semi-circular groove 204b, and the semi-circular grooves 204b of two component blocks 204 are spliced to form the cavity 201. Wherein, the positioning pins 205 are located at two sides of the semicircular groove 204b, and two positioning pins are located at each side.
As shown in fig. 1-3, in the stranded wire monofilament static load test tool provided by the utility model, a limiting protrusion 206 is arranged on the outer wall of the tensioning sleeve 20, and the limiting protrusion 206 is matched with the side wall surface of the limiting cylinder 10. Wherein, the limiting protrusion 206 is annular.
As shown in fig. 1-3, in the twisted wire monofilament static load test tool provided by the utility model, the outer diameter of the tensioning sleeve 20 is not larger than the inner diameter of the limiting cylinder 10, and the outer diameter of the limiting protrusion 206 is larger than the inner diameter of the limiting cylinder 10.
The working principle of the utility model is as follows:
a) Placing the anchor block into a semicircular groove of the component block;
b) Allowing the twisted wire to pass through a half of the abdicating hole on the component block;
c) The connecting part of the tensioning rod passes through half connecting holes on the component blocks;
d) Inserting a locating pin into the locating pin hole of the component block;
e) Folding the other component block and enabling the locating pin to be inserted into the locating pin hole of the component block at the same time;
f) Sleeving the limiting cylinder on the tensioning sleeve so that the component blocks are fixed;
g) The connecting part of the tensioning rod is clamped at the clamping port of the testing machine, and a tensile force is applied;
h) The tensioning sleeve is pulled to drive the anchoring block to move, so that the traction test of the twisted wire is realized.
The present utility model is not limited to the above-mentioned embodiments, and any person skilled in the art, based on the technical solution of the present utility model and the inventive concept thereof, can be replaced or changed within the scope of the present utility model.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
Claims (5)
1. The utility model provides a hank silk monofilament static load test frock which characterized in that: including spacing section of thick bamboo (10) and stretch-draw sleeve (20) and stretch-draw pole (30), stretch-draw sleeve (20) inside is provided with cavity (201), the one end of cavity (201) is run through and is provided with hole (202) of stepping down, the other end of cavity (201) is run through and is provided with connecting hole (203), stretch-draw pole (30) with connecting hole (203) fixed connection, spacing section of thick bamboo (10) cover is established stretch-draw sleeve (20) are last.
2. The skein monofilament static load test fixture of claim 1, wherein: the tensioning sleeve (20) comprises two component blocks (204), wherein a positioning pin hole (204 a) is formed in each component block (204), a positioning pin (205) is arranged in each positioning pin hole (204 a), and each positioning pin (205) is kept in contact with the corresponding positioning pin hole (204 a) in each component block (204).
3. The skein monofilament static load test fixture of claim 2, wherein: the component blocks (204) are semi-cylindrical, semicircular grooves (204 b) are formed in the component blocks (204), and the semicircular grooves (204 b) of the two component blocks (204) are spliced to form the cavity (201).
4. A twisted monofilament static load test fixture according to claim 1 or 3, characterized in that: and a limiting protrusion (206) is arranged on the outer wall of the tensioning sleeve (20), and the limiting protrusion (206) is matched with the side wall surface of the limiting cylinder (10).
5. The skein monofilament static load test fixture of claim 4, wherein: the outer diameter of the tensioning sleeve (20) is not larger than the inner diameter of the limiting cylinder (10), and the outer diameter of the limiting bulge (206) is larger than the inner diameter of the limiting cylinder (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321485248.2U CN220104697U (en) | 2023-06-12 | 2023-06-12 | Twisted wire monofilament static load test tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321485248.2U CN220104697U (en) | 2023-06-12 | 2023-06-12 | Twisted wire monofilament static load test tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220104697U true CN220104697U (en) | 2023-11-28 |
Family
ID=88871797
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321485248.2U Active CN220104697U (en) | 2023-06-12 | 2023-06-12 | Twisted wire monofilament static load test tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220104697U (en) |
-
2023
- 2023-06-12 CN CN202321485248.2U patent/CN220104697U/en active Active
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