CN113252464A - Tension testing device for heat-insulation type cable for electric power control - Google Patents
Tension testing device for heat-insulation type cable for electric power control Download PDFInfo
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- CN113252464A CN113252464A CN202110517122.8A CN202110517122A CN113252464A CN 113252464 A CN113252464 A CN 113252464A CN 202110517122 A CN202110517122 A CN 202110517122A CN 113252464 A CN113252464 A CN 113252464A
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- 238000012360 testing method Methods 0.000 title claims abstract description 20
- 238000009413 insulation Methods 0.000 title abstract description 9
- 238000009864 tensile test Methods 0.000 claims abstract description 8
- 230000007246 mechanism Effects 0.000 claims description 19
- 244000309464 bull Species 0.000 claims description 16
- 230000000694 effects Effects 0.000 claims description 6
- 230000000670 limiting effect Effects 0.000 claims description 4
- 230000001360 synchronised effect Effects 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 3
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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- 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
- G01N3/16—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces applied through gearing
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- 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
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- 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
- G01N3/04—Chucks
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0001—Type of application of the stress
- G01N2203/0003—Steady
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0016—Tensile or compressive
- G01N2203/0017—Tensile
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/003—Generation of the force
- G01N2203/0032—Generation of the force using mechanical means
- G01N2203/0037—Generation of the force using mechanical means involving a rotating movement, e.g. gearing, cam, eccentric, or centrifuge effects
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/026—Specifications of the specimen
- G01N2203/0262—Shape of the specimen
- G01N2203/0278—Thin specimens
- G01N2203/028—One dimensional, e.g. filaments, wires, ropes or cables
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Abstract
The invention relates to the technical field of cable production equipment, and discloses a tension testing device of a heat insulation type cable for electric power control, which comprises a bottom plate, wherein a first L-shaped plate and a first clamping seat are fixedly arranged on the left side of the upper surface of the bottom plate, the first clamping seat is arranged on the right side of the first L-shaped plate, two first clamping grooves are symmetrically formed in the upper surface of the first clamping seat, a fixed block is fixedly arranged on the right side of the upper surface of the bottom plate, an air cylinder is fixedly arranged on the upper surface of the fixed block, an output end of the air cylinder is fixedly connected with a mounting plate, a pressure sensor is fixedly arranged on the right side of the mounting plate, a second clamping seat is arranged on the right side of the upper surface of the bottom plate, the second clamping seat is arranged on the right. This tensile test device of thermal-insulated type cable for electric power control can carry out synchronous centre gripping to the both ends of cable, avoids the both ends of cable to drop when carrying out tensile test effectively.
Description
Technical Field
The invention relates to the technical field of cable production equipment, in particular to a tension testing device for a heat insulation type cable for electric power control.
Background
The cable is an electric energy or signal transmission device, usually consists of several or several groups of wires, usually is a cable similar to a rope formed by twisting one or several groups of wires, each group of wires are mutually insulated and usually twisted around a center, and the whole outer surface is wrapped with a highly insulated covering layer, so that the important performance of the cable in the pulling resistance of the cable directly influences the service life and the safety of the cable.
Wherein patent number is CN111811958A discloses a cable tensile test device for cable is used to thermal-insulated type electric power control, including frame, the fixed frock of cable tip, fastener, tensile test device, cable temperature control device unable adjustment base, frame upper end transversely be equipped with cable temperature control device, cable temperature control device set up along the long limit direction of frame, cable temperature control device lower extreme be equipped with a plurality of cable temperature control device unable adjustment bases, cable temperature control device unable adjustment base and frame fixed connection, but above-mentioned technical scheme has following technical problem when using:
among the above-mentioned technical scheme is to its both ends substep centre gripping when carrying out the centre gripping to the both ends of cable, can't guarantee that the centre gripping dynamics is the same, and there is the possibility that drops at the both ends of carrying out tensile test to the cable.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the tension testing device for the heat insulation type cable for electric power control provided by the invention has the advantages that the two ends of the cable can be synchronously clamped, the two ends of the cable can be effectively prevented from falling off during tension testing, the problem that the two ends of the cable cannot be simultaneously clamped in the prior art is solved, and the accuracy of a testing result is ensured.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: a tensile force testing device of a heat insulation type cable for electric power control comprises a bottom plate, wherein a first L-shaped plate and a first clamping seat are fixedly arranged on the left side of the upper surface of the bottom plate, the first clamping seat is arranged on the right side of the first L-shaped plate, two first clamping grooves are symmetrically formed in the upper surface of the first clamping seat, a fixed block is fixedly arranged on the right side of the upper surface of the bottom plate, an air cylinder is fixedly arranged on the upper surface of the fixed block, an output end of the air cylinder is fixedly connected with a mounting plate, a pressure sensor is fixedly arranged on the right side of the mounting plate, a second clamping seat is arranged on the right side of the upper surface of the bottom plate, the second clamping seat is arranged on the right side of the air cylinder, a second clamping groove is formed in the upper surface of the second clamping seat, the second clamping groove is U-shaped, and the lower surface of the second clamping seat is connected with the upper surface of the bottom plate in a sliding mode through a sliding supporting mechanism, a second L-shaped plate is fixedly arranged on the right side of the upper surface of the second clamping seat, clamping mechanisms are respectively and rotatably arranged on the lower surface of the upper side plate of the first L-shaped plate through first bearings, the upper ends of the two clamping mechanisms respectively penetrate through the first L-shaped plate and the second L-shaped plate and extend upwards, the upper ends of the two clamping mechanisms are respectively and fixedly connected with a first bevel gear, the upper surface of first L shaped plate and second L shaped plate is fixed respectively and is provided with the backup pad, two first through-hole has been seted up respectively to the inside of backup pad, two the inside of first through-hole is fixed respectively and is provided with the second bearing, two the inside of second bearing is fixed respectively has cup jointed the bull stick, two the one end that the bull stick was carried on the back mutually is fixed respectively and is provided with second bevel gear, two second bevel gear is connected with the meshing of the first bevel gear that corresponds respectively, two cup joint through stop gear activity between the bull stick.
Preferably, the sliding support mechanism comprises four support rods and four universal balls, the four support rods are respectively and fixedly arranged at four corners of the lower surface of the second clamping seat, the four universal balls are respectively and rotatably arranged at the lower ends of the corresponding support rods, and the four universal balls are all in sliding connection with the upper surface of the bottom plate.
Preferably, the clamping mechanism comprises two lead screws, two internal thread sleeves and two clamping plates, wherein the upper end rod walls of the lead screws are respectively and rotatably connected with the lower surfaces of the upper side plates of the first L-shaped plate and the second L-shaped plate through first bearings, the internal thread sleeves are respectively in threaded sleeve joint with the rod walls of the corresponding lead screws, the clamping plates are respectively and fixedly arranged at the lower ends of the corresponding internal thread sleeves, the upper ends of the lead screws respectively penetrate through the first L-shaped plate and the second L-shaped plate and extend upwards, the second through holes are respectively formed in the first bevel gear, and the second through holes are respectively and fixedly sleeved with the upper end rod walls of the corresponding lead screws through the corresponding second through holes.
Preferably, stop gear includes sleeve and two gag lever posts, the sleeve is fixed to be set up in the right-hand member of left bull stick, two bar mouths have been seted up to telescopic lateral wall symmetry, and the right side the left end of bull stick extends to telescopic inside, and cup joints with telescopic inner wall activity, two the gag lever post symmetry is fixed to be set up in the left end pole wall both sides of the bull stick on right side, and sets up in the inside of corresponding bar mouth with sliding respectively.
Preferably, the upper surfaces of the two clamping plates are respectively and fixedly provided with a telescopic rod, and the upper ends of the two telescopic rods are respectively and fixedly connected with the first L-shaped plate and the second L-shaped plate.
Preferably, a crank is fixedly arranged at the upper end of the screw rod on the left side.
Preferably, the left side and the right side of the bottom plate are symmetrically and fixedly provided with mounting blocks, and the insides of the two mounting blocks are respectively and fixedly provided with fastening bolts.
(III) advantageous effects
Compared with the prior art, the invention provides a tension testing device of a heat insulation type cable for electric power control, which has the following beneficial effects:
1. this tensile test device of thermal-insulated type cable is used in electric power control through seting up in two first draw-in grooves of first cassette upper surface and the second draw-in groove of second cassette upper surface, can carry out the joint after convoluteing the both ends of cable to guarantee the more fastening of joint, avoid droing when testing.
2. This tensile force testing arrangement of thermal-insulated type cable is used in electric power control through setting up the stop gear between two bull sticks, can drive the synchronous rotation of lead screw on right side when driving left lead screw pivoted through the crank, is convenient for carry out synchronous joint to the both ends of cable.
Drawings
Fig. 1 is a schematic structural diagram of a tension testing apparatus for an insulated cable for power control according to the present invention;
FIG. 2 is a top view of the first cartridge of FIG. 1;
FIG. 3 is a top view of the second cartridge of FIG. 1;
fig. 4 is an enlarged view of a portion a of fig. 1.
In the figure: the device comprises a base plate 1, a first L-shaped plate 2, a first clamping seat 3, a first clamping groove 4, a fixed block 5, a cylinder 6, a mounting plate 7, a pressure sensor 8, a second clamping seat 9, a second clamping groove 10, a second L-shaped plate 11, a first bevel gear 12, a support plate 13, a rotating rod 14, a second bevel gear 15, a support rod 16, universal balls 17, a screw rod 18, an internal thread sleeve 19, a clamping plate 20, a sleeve 21, a limiting rod 22, a telescopic rod 23, a crank 24 and a mounting block 25.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, a tension testing device for a heat insulation type cable for electric power control comprises a base plate 1, a first L-shaped plate 2 and a first clamping seat 3 are fixedly arranged on the left side of the upper surface of the base plate 1, the first clamping seat 3 is arranged on the right side of the first L-shaped plate 2, two first clamping grooves 4 are symmetrically arranged on the upper surface of the first clamping seat 3, a fixed block 5 is fixedly arranged on the right side of the upper surface of the base plate 1, an air cylinder 6 is fixedly arranged on the upper surface of the fixed block 5, an output end of the air cylinder 6 is fixedly connected with a mounting plate 7, a pressure sensor 8 is fixedly arranged on the right side of the mounting plate 7, a second clamping seat 9 is arranged on the right side of the upper surface of the base plate 1, the second clamping seat 9 is arranged on the right side of the air cylinder 6, a second clamping groove 10 is arranged on the upper surface of the second clamping seat 9, the second clamping groove 10 is U-shaped, and the lower surface of the second clamping seat 9 is connected with the upper surface of the base plate 1 through a sliding support mechanism, the fixed second L shaped plate 11 that is provided with in upper surface right side of second cassette 9, the lower surface of the curb plate of first L shaped plate 2 rotates through first bearing respectively and is provided with latch mechanism, first L shaped plate 2 and second L shaped plate 11 are run through respectively and upwards extend to two latch mechanism's upper end, two latch mechanism's upper end is fixedly connected with first bevel gear 12 respectively, the upper surface of first L shaped plate 2 and second L shaped plate 11 is fixed respectively and is provided with backup pad 13, first through-hole has been seted up respectively to two backup pad 13's inside, the inside of two first through-holes is fixed respectively and is provided with the secondary bearing, the inside of two secondary bearings is fixed respectively has cup jointed bull stick 14, the one end that two bull sticks 14 carried on the back mutually is fixed respectively and is provided with second bevel gear 15, two second bevel gear 15 are connected with the meshing of corresponding first bevel gear 12 respectively, cup joint through the stop gear activity between two bull sticks 14.
The sliding support mechanism comprises four support rods 16 and four universal balls 17, the four support rods 16 are respectively and fixedly arranged at four corners of the lower surface of the second clamping seat 9, the four universal balls 17 are respectively and rotatably arranged at the lower ends of the corresponding support rods 16, the four universal balls 17 are all connected with the upper surface of the bottom plate 1 in a sliding mode, the second clamping seat 9 can be conveniently supported in an auxiliary mode when the cables are clamped, and meanwhile friction force between the lower ends of the four support rods 16 and the upper surface of the bottom plate 1 can be reduced.
The clamping mechanism comprises two screw rods 18, two internal thread sleeves 19 and two clamping plates 20, the upper end rod walls of the two screw rods 18 are respectively rotatably connected with the lower surfaces of the upper side plates of the first L-shaped plate 2 and the second L-shaped plate 11 through first bearings, the two internal thread sleeves 19 are respectively in threaded socket connection with the rod walls of the corresponding screw rods 18, the two clamping plates 20 are respectively and fixedly arranged at the lower ends of the corresponding internal thread sleeves 19, the upper ends of the two screw rods 18 respectively penetrate through the first L-shaped plate 2 and the second L-shaped plate 11 and extend upwards, the second through holes are respectively formed in the two first bevel gears 12, and the corresponding second through holes are respectively and fixedly sleeved with the upper end rod walls of the corresponding screw rods 18.
Stop gear includes sleeve 21 and two gag lever posts 22, sleeve 21 is fixed to be set up in the right-hand member of left bull stick 14, two bar mouths have been seted up to sleeve 21's lateral wall symmetry, the left end of bull stick 14 on right side extends to sleeve 21's inside, and cup joint with sleeve 21's inner wall activity, two gag lever posts 22 symmetry are fixed to be set up in the left end pole wall both sides of bull stick 14 on right side, and set up in the inside of the bar mouth that corresponds with the slip respectively, be convenient for can drive the synchronous rotation of lead screw 18 on right side in the pivoted of left lead screw 18, thereby can guarantee two cardboard 20 synchronous descents, thereby carry out the joint simultaneously to the both ends of cable.
The upper surface of two cardboard 20 is fixed respectively and is provided with telescopic link 23, and the upper end of two telescopic links 23 respectively with the fixed connection of first L shaped plate 2 and second L shaped plate 11, be convenient for carry on spacingly to two cardboard 20, avoid driving corresponding cardboard 20 through the internal thread sleeve pipe 19 that corresponds respectively when two lead screws 18 pivoted and rotate.
The upper end of the left screw rod 18 is fixedly provided with a crank 24, so that the crank 24 can drive the left screw rod 18 to rotate.
The left side and the right side of the bottom plate 1 are symmetrically and fixedly provided with mounting blocks 25, and the inside of the two mounting blocks 25 is respectively and fixedly provided with a fastening bolt, so that the whole device can be conveniently and firmly mounted.
In summary, when the tension testing device for the heat insulation type cable for electric power control is used, the left end of the cable is wound and placed inside the two first clamping grooves 4, the right end of the cable is placed inside the second clamping groove 10, the crank 24 is rotated to drive the left screw rod 18 to rotate, the left screw rod 18 drives the left rotating rod 14 to rotate through the meshing connection between the left first bevel gear 12 and the left second bevel gear 15, the left rotating rod 14 drives the sleeve 21 to rotate, the sleeve 21 drives the right rotating rod 14 to rotate through the sliding connection between the two strip-shaped openings and the corresponding limiting rods 22, the right screw rod 18 is driven to synchronously rotate through the transmission connection between the right first bevel gear 12 and the right second bevel gear 15, and when the two screw rods 18 synchronously rotate, the corresponding internal thread sleeves 19 are driven to move downwards through the limiting action of the corresponding telescopic rods 23 respectively, two internal thread sleeve pipes 19 drive corresponding cardboard 20 downstream respectively to the realization is to the firm joint at the both ends of cable, to cable joint back, starts cylinder 6, and the output of cylinder 6 drives mounting panel 7 and moves right, and mounting panel 7 passes through pressure sensor 8 extrusion second cassette 9, is convenient for carry out the tensile test through pressure sensor 8's numerical value.
It is to be noted that the term "comprises," "comprising," or any other variation thereof is 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 an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a tensile test device of thermal-insulated type cable for electric power control, includes bottom plate (1), its characterized in that: a first L-shaped plate (2) and a first clamping seat (3) are fixedly arranged on the left side of the upper surface of the bottom plate (1), the first clamping seat (3) is arranged on the right side of the first L-shaped plate (2), two first clamping grooves (4) are symmetrically formed in the upper surface of the first clamping seat (3), a fixed block (5) is fixedly arranged on the right side of the upper surface of the bottom plate (1), an air cylinder (6) is fixedly arranged on the upper surface of the fixed block (5), an output end of the air cylinder (6) is fixedly connected with a mounting plate (7), a pressure sensor (8) is fixedly arranged on the right side of the mounting plate (7), a second clamping seat (9) is arranged on the right side of the upper surface of the bottom plate (1), the second clamping seat (9) is arranged on the right side of the air cylinder (6), a second clamping groove (10) is formed in the upper surface of the second clamping seat (9), and the second clamping groove (10) is U-shaped, the lower surface of the second clamping seat (9) is connected with the upper surface of the bottom plate (1) in a sliding manner through a sliding support mechanism, a second L-shaped plate (11) is fixedly arranged on the right side of the upper surface of the second clamping seat (9), clamping mechanisms are respectively arranged on the lower surface of the upper side plate of the first L-shaped plate (2) in a rotating manner through first bearings, the upper ends of the two clamping mechanisms respectively penetrate through the first L-shaped plate (2) and the second L-shaped plate (11) and extend upwards, the upper ends of the two clamping mechanisms are respectively fixedly connected with a first bevel gear (12), the upper surfaces of the first L-shaped plate (2) and the second L-shaped plate (11) are respectively and fixedly provided with a support plate (13), first through holes are respectively formed in the two support plates (13), second bearings are respectively and fixedly arranged in the two first through holes, rotating rods (14) are respectively and fixedly sleeved in the two second bearings, two second bevel gears (15) are respectively fixedly arranged at the opposite ends of the two rotating rods (14), the two second bevel gears (15) are respectively meshed with the corresponding first bevel gears (12), and the two rotating rods (14) are movably sleeved through a limiting mechanism.
2. The tension testing device for the heat-insulating cable for power handling according to claim 1, wherein: the sliding support mechanism comprises four support rods (16) and four universal balls (17), the four support rods (16) are fixedly arranged at four corners of the lower surface of the second clamping seat (9) respectively, the four universal balls (17) are rotatably arranged at the lower ends of the corresponding support rods (16) respectively, and the four universal balls (17) are connected with the upper surface of the bottom plate (1) in a sliding mode.
3. The tension testing device for the heat-insulating cable for power handling according to claim 1, wherein: the clamping mechanism comprises two screw rods (18), two internal thread sleeves (19) and two clamping plates (20), wherein the upper end rod walls of the screw rods (18) are rotatably connected with the lower surfaces of the upper side plates of the first L-shaped plates (2) and the second L-shaped plates (11) through first bearings respectively, the internal thread sleeves (19) are sleeved with the rod wall threads of the corresponding screw rods (18) respectively, the clamping plates (20) are fixedly arranged at the lower ends of the corresponding internal thread sleeves (19) respectively, the upper ends of the screw rods (18) penetrate through the first L-shaped plates (2) and the second L-shaped plates (11) respectively and extend upwards, the second through holes are formed in the first bevel gears (12) respectively, and the upper end rod walls of the corresponding screw rods (18) are fixedly sleeved with the corresponding second through holes respectively.
4. The tension testing device for the heat-insulating cable for power handling according to claim 1, wherein: stop gear includes sleeve (21) and two gag lever posts (22), sleeve (21) are fixed to be set up in the right-hand member of left bull stick (14), two bar mouths have been seted up to the lateral wall symmetry of sleeve (21), and on the right side the left end of bull stick (14) extends to the inside of sleeve (21), and cup joints, two with the inner wall activity of sleeve (21) the gag lever post (22) symmetry is fixed to be set up in the left end pole wall both sides of bull stick (14) on right side, and sets up in the inside of the bar mouth that corresponds with sliding respectively.
5. The device for testing the tensile force of the heat-insulating cable for power handling according to claim 3, wherein: the upper surfaces of the two clamping plates (20) are respectively and fixedly provided with a telescopic rod (23), and the upper ends of the two telescopic rods (23) are respectively and fixedly connected with the first L-shaped plate (2) and the second L-shaped plate (11).
6. The device for testing the tensile force of the heat-insulating cable for power handling according to claim 3, wherein: a crank (24) is fixedly arranged at the upper end of the screw rod (18) at the left side.
7. The tension testing device for the heat-insulating cable for power handling according to claim 1, wherein: the left side and the right side of the bottom plate (1) are symmetrically and fixedly provided with mounting blocks (25), and the insides of the two mounting blocks (25) are respectively and fixedly provided with fastening bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110517122.8A CN113252464B (en) | 2021-05-12 | 2021-05-12 | Tension testing device of heat-insulating cable for electric power control |
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| CN202110517122.8A CN113252464B (en) | 2021-05-12 | 2021-05-12 | Tension testing device of heat-insulating cable for electric power control |
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| CN113252464A true CN113252464A (en) | 2021-08-13 |
| CN113252464B CN113252464B (en) | 2023-11-24 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113970484A (en) * | 2021-10-27 | 2022-01-25 | 国网山东省电力公司莱阳市供电公司 | Tension test method and device for power transmission line |
| CN117782817A (en) * | 2023-12-27 | 2024-03-29 | 青岛丽安防护新材有限公司 | Tension belt detection equipment for oil boom production |
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| RU2683001C1 (en) * | 2018-03-26 | 2019-03-25 | Акционерное общество "Научно-исследовательский, проектно-конструкторский и технологический кабельный институт (НИКИ) г. Томск с опытным производством" (АО "НИКИ г. Томск") | Unit for testing a cable |
| WO2021003686A1 (en) * | 2019-07-10 | 2021-01-14 | 中国科学院地质与地球物理研究所 | High-speed landslide impact simulation device |
| CN211477871U (en) * | 2019-09-12 | 2020-09-11 | 无锡辰安光电有限公司 | Cable tensile detection test system |
| CN212483117U (en) * | 2020-05-15 | 2021-02-05 | 天津国测航天科技有限责任公司 | Servo tensile test equipment |
| CN212748519U (en) * | 2020-07-29 | 2021-03-19 | 河北航牌线缆有限公司 | Cable tensile strength reliability detection device |
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| CN112345386A (en) * | 2020-09-21 | 2021-02-09 | 国网河北省电力有限公司邢台供电分公司 | Cable performance comprehensive testing device |
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| CN113970484A (en) * | 2021-10-27 | 2022-01-25 | 国网山东省电力公司莱阳市供电公司 | Tension test method and device for power transmission line |
| CN117782817A (en) * | 2023-12-27 | 2024-03-29 | 青岛丽安防护新材有限公司 | Tension belt detection equipment for oil boom production |
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| CN113252464B (en) | 2023-11-24 |
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Denomination of invention: A tensile testing device for insulated cables used in power control Granted publication date: 20231124 Pledgee: Tianchang vibration financing Company limited by guarantee Pledgor: ANHUI CABLE Co.,Ltd. Registration number: Y2024980022129 |
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