CN207540902U - A kind of experimental rig of cable low temperature resist bending power - Google Patents
A kind of experimental rig of cable low temperature resist bending power Download PDFInfo
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- CN207540902U CN207540902U CN201720781870.6U CN201720781870U CN207540902U CN 207540902 U CN207540902 U CN 207540902U CN 201720781870 U CN201720781870 U CN 201720781870U CN 207540902 U CN207540902 U CN 207540902U
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- cable
- low temperature
- cryogenic box
- experimental rig
- resist bending
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Abstract
The utility model discloses a kind of experimental rig of cable low temperature resist bending power, including the cryogenic box being placed on testboard, the support construction being arranged in cryogenic box and the crooked test mechanism being fixed on testboard, wherein supporting mechanism includes the guide rail for being arranged on cryogenic box bottom surface, it is arranged on two bearings to slidably reciprocate on guide rail, cable under test is placed on two bearings, the crooked test mechanism includes fixed link, it is hinged on the cantilever lever of fixed boom end, and it is vertically set on the press rods on cantilever lever bottom surface, the press rods pass through cryogenic box upper surface, it is resisted in the middle part of cable by the pressing plate of lower end, cantilever boom end is equipped with weight, so that press rods pushing causes cable bend.
Description
Technical field
The utility model is related to a kind of cable more particularly to a kind of experimental rigs of cable low temperature resist bending power.
Background technology
It is general to the resistance to low temperature of cable for the mineral products big country of some cold zones for the country such as Russia
All there is special requirement, especially for low temperature extractive industry, cable needs fixed under -40 DEG C of even lower temperature grade apply
If convey power, it is desirable that higher is that control cable needs to move back and forth cooperating equipment movement during equipment extraction, this is just
It is required that ensure that cable its bending property under extremely cold environment will reach regulation requirement.
It is few to quantify to measure cable conductor or finished sheath cable in ultralow temperature at present in wires and cables industry
Under the conditions of resist bending power special equipment.
Utility model content
The purpose of the utility model is to overcome the defects of the prior art, provide a kind of experiment of cable low temperature resist bending power
Device can measure different cables under corresponding experimental condition, under cable bend to specified bending size with accurate quantification
Resist bending power, so as to which cable production unit be allow effectively to control the properties of product of product at low ambient temperatures, with
Improve product quality.
To achieve the above object, the utility model proposes following technical solutions：
A kind of experimental rig of cable low temperature resist bending power, including the cryogenic box being placed on testboard, is arranged on low temperature
Support construction in case and the crooked test mechanism being fixed on testboard, wherein supporting mechanism include being arranged on cryogenic box bottom surface
Guide rail, be arranged on two bearings to slidably reciprocate on guide rail, cable under test, the crooked test machine be placed on two bearings
Structure includes fixed link, and the press rods for being hinged on the cantilever lever of fixed boom end and being vertically set on cantilever lever bottom surface are described
Press rods pass through cryogenic box upper surface, are resisted in the middle part of cable by the pressing plate of lower end, and cantilever boom end is equipped with weight so that pressure
Bar pushing causes cable bend.
Preferably, being provided with temperature control device on the cryogenic box, the temperature in cryogenic box is controlled.
Preferably, the cryogenic box one side is that can open articulated structure, by opening the taking and putting measured cable in side.
Preferably, cryogenic box upper surface center has perforation, press rods pass through the perforation.
Preferably, the cryogenic box upper surface is set, there are two be open, and be equipped in the corresponding cryogenic box that is open low temperature resistant
Gloves are inserted in low temperature resistant gloves from open outside.
Preferably, the fixed link height is higher than cryogenic box height.
Preferably, the pressing plate is U-shaped, and opening down block to cable under test.
Preferably, the press rods side surface is equipped with graduated scale.
Compared with prior art, a kind of experimental rig for cable low temperature resist bending power that the utility model discloses, use are low
Incubator carries out cryogenic testing, and cable, which is placed in cryogenic box, can simulate ultra-low temperature surroundings, and bending property is tested, and utilizes
Lever principle coordinates test structure, and press rods is made to resist cable, and mating weight pushes so that cable forms bending shape, cooperation
Graduated scale in press rods obtains lower pressure, so as to be grasped to the bending force of cable.
Slidable seat structure is coordinated using guide rail, is made it is suitable for the test of the various outside diameters of cable, for relatively thick outer
Diameter is tested, and increases the spacing between two bearings, for thinner outer diameter, reduces the spacing between two bearings.
Setting is connected to the low temperature resistant gloves of cryogenic box inside cryogenic box, and operating personnel can be caused to stretch into internal progress
Prompt operation.
All things considered, the device can measure different cables under corresponding experimental condition with accurate quantification, cable bend
Resist bending power to specified bending size, so as to allow the properties of product of cable production unit to product at low ambient temperatures
It is effectively controlled, to improve product quality.
Description of the drawings
Fig. 1 is the schematic diagram of composite cable described in the utility model.
Specific embodiment
Below in conjunction with the attached drawing of the utility model, the technical solution of the utility model embodiment is carried out clear, complete
Description.
As shown in Figure 1, a kind of revealed experimental rig of cable low temperature resist bending power of the utility model, including being placed on
Cryogenic box 1 on testboard, the supporting mechanism being arranged in cryogenic box and the crooked test mechanism being fixed on testboard.
Particularly, temperature control device is provided in the cryogenic box, low temperature control, device tool is carried out to cryogenic box inside
Body structure can refer to low temperature control structure on the market, not repeat again, cryogenic box upper surface center, which offers, wears
Hole 2, perforation both sides offer opening 3, and cryogenic box one side is can open articulated structure（It is not shown）, for taking and putting measured electricity
Cable 4,3 corresponding low temperature chamber interior walls of the opening are equipped with low temperature resistant gloves 5, and the mouth that stretches into of the low temperature resistant gloves 5 is bonded in out
At mouth 3 so that both hands stretch into low temperature resistant gloves from outside, so as to be operated in cryogenic box.
The supporting mechanism includes guide rail 6, is located at two bearings 7 sliding back and forth on guide rail 6, and 7 upper surface of bearing
With sunken arcs（It is not shown）, cable under test is placed on bearing 7, and positioned by sunken arcs.
The crooked test mechanism includes fixed link 8, is hinged on the cantilever lever 9 of 8 end of fixed link and is vertically set on
Press rods 10 in the middle part of cantilever lever on bottom surface, the press rods 10 pass through the perforation 2 of cryogenic box upper surface, and pass through the pressure of lower end
Plate 11 is resisted in the middle part of cable, and the pressing plate 11 is U-shaped, and it is opening down block to cable under test, 10 surface of press rods, which is equipped with, carves
Ruler 12 is spent, 9 free end of cantilever lever is equipped with weight 13, using lever principle so that press rods pushing causes cable bend.
A kind of revealed experimental rig of cable low temperature resist bending power of the utility model, principle are：During experiment, according to
Cable requirement sets corresponding low temperature environment, and cable both ends are placed on cable-sustainer, and press rods bottom end is pressed in sample
The top of cable records the reading of graduated scale at this time, applies weight in end at this time, press rods are pushed down by cantilever lever, to examination
Sample cable generates pressure.With the increase of weight, the pressure of application can be gradually increased.When distortion of the cable degree reaches test requirements document
Afterwards, the weight of weight at this time is recorded, because cantilever lever keeps horizontal, then by cantilever lever upper lever principle, calculates and cable is applied
The pressure added is F, then F is resist bending power of the cable under test under the low temperature environment.
The technology contents and technical characteristic of the utility model have revealed that as above, however those skilled in the art still may be used
Teaching and announcement that can be based on the utility model and make various replacements and modification without departing substantially from the spirit of the present invention, therefore, this
Utility model protection range should be not limited to the revealed content of embodiment, and should include the various replacements without departing substantially from the utility model
And modification, and covered by present patent application claim.
Claims (8)
1. a kind of experimental rig of cable low temperature resist bending power, it is characterised in that：Including the cryogenic box being placed on testboard, if
The crooked test mechanism put the support construction in cryogenic box and be fixed on testboard, wherein supporting mechanism include being arranged on low
The guide rail of incubator bottom surface is arranged on two bearings to slidably reciprocate on guide rail, cable under test is placed on two bearings, described curved
Bent mechanism for testing includes fixed link, the pressure for being hinged on the cantilever lever of fixed boom end and being vertically set on cantilever lever bottom surface
Power bar, the press rods pass through cryogenic box upper surface, are resisted in the middle part of cable by the pressing plate of lower end, and cantilever boom end is equipped with weight
Object so that press rods pushing causes cable bend.
2. the experimental rig of cable low temperature resist bending power according to claim 1, it is characterised in that：It is set on the cryogenic box
Temperature control device is equipped with, controls the temperature in cryogenic box.
3. the experimental rig of cable low temperature resist bending power according to claim 1, it is characterised in that：The cryogenic box side
Face is can open articulated structure, by opening the taking and putting measured cable in side.
4. the experimental rig of cable low temperature resist bending power according to claim 1, it is characterised in that：The cryogenic box upper table
Face center has perforation, and press rods pass through the perforation.
5. the experimental rig of cable low temperature resist bending power according to claim 1, it is characterised in that：The cryogenic box upper table
Face is set there are two opening, and the corresponding cryogenic box that is open is internally provided with low temperature resistant gloves, and low temperature resistant gloves are inserted in from open outside.
6. the experimental rig of cable low temperature resist bending power according to claim 1, it is characterised in that：The fixed link height
Higher than cryogenic box height.
7. the experimental rig of cable low temperature resist bending power according to claim 1, it is characterised in that：The pressing plate is U-shaped,
And opening down block to cable under test.
8. the experimental rig of cable low temperature resist bending power according to claim 1, it is characterised in that：The pressure bar side table
Face is equipped with graduated scale.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720781870.6U CN207540902U (en) | 2017-06-30 | 2017-06-30 | A kind of experimental rig of cable low temperature resist bending power |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720781870.6U CN207540902U (en) | 2017-06-30 | 2017-06-30 | A kind of experimental rig of cable low temperature resist bending power |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207540902U true CN207540902U (en) | 2018-06-26 |
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ID=62608493
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720781870.6U Active CN207540902U (en) | 2017-06-30 | 2017-06-30 | A kind of experimental rig of cable low temperature resist bending power |
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| CN (1) | CN207540902U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109253852A (en) * | 2018-09-25 | 2019-01-22 | 中国电力科学研究院有限公司 | A kind of overhead transmission line low temperature shock fatigue test device |
| CN109269744A (en) * | 2018-09-25 | 2019-01-25 | 中国电力科学研究院有限公司 | A kind of overhead transmission line low temperature shock fatigue test device and method |
| CN110186779A (en) * | 2019-06-28 | 2019-08-30 | 河北工业大学 | A kind of beded rock mass cantilever bending fracture creep test device and test method |
| CN113295600A (en) * | 2020-02-21 | 2021-08-24 | 上海国缆检测股份有限公司 | Test equipment and method for testing chemical reagent resistance of cable |
-
2017
- 2017-06-30 CN CN201720781870.6U patent/CN207540902U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109253852A (en) * | 2018-09-25 | 2019-01-22 | 中国电力科学研究院有限公司 | A kind of overhead transmission line low temperature shock fatigue test device |
| CN109269744A (en) * | 2018-09-25 | 2019-01-25 | 中国电力科学研究院有限公司 | A kind of overhead transmission line low temperature shock fatigue test device and method |
| CN109253852B (en) * | 2018-09-25 | 2022-08-19 | 中国电力科学研究院有限公司 | Low-temperature vibration fatigue testing device for overhead transmission line |
| CN109269744B (en) * | 2018-09-25 | 2022-08-19 | 中国电力科学研究院有限公司 | Low-temperature vibration fatigue testing device and method for overhead transmission line |
| CN110186779A (en) * | 2019-06-28 | 2019-08-30 | 河北工业大学 | A kind of beded rock mass cantilever bending fracture creep test device and test method |
| CN113295600A (en) * | 2020-02-21 | 2021-08-24 | 上海国缆检测股份有限公司 | Test equipment and method for testing chemical reagent resistance of cable |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 200000 Tianma mountain town garden village, Songjiang District, Shanghai Patentee after: Shanghai Lanhao Electric Co.,Ltd. Address before: Room 1903, 1045 Huaihai Middle Road, Xuhui District, Shanghai Patentee before: SHANGHAI LANHAO ELECTRIC Co.,Ltd. |
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| CP03 | Change of name, title or address |