CN216433788U

CN216433788U - Tension testing device for plug power line

Info

Publication number: CN216433788U
Application number: CN202122663803.3U
Authority: CN
Inventors: 项斌
Original assignee: Wuhu Wanliu Electronics Co ltd
Current assignee: Wuhu Wanliu Electronics Co ltd
Priority date: 2021-11-01
Filing date: 2021-11-01
Publication date: 2022-05-03
Anticipated expiration: 2031-11-01

Abstract

The utility model discloses a tensile test device for plug power cord, be equipped with screw rod elevator's organism including the inner chamber top, still include the subassembly that twists reverse that the organism lateral wall set up, the screw rod elevator output runs through the organism lateral wall and extends to its outside fixed with tensile subassembly, and the lateral wall of organism still is equipped with the pulling piece, the one end and the organism lateral wall swing joint of pulling piece, the other end and twist reverse subassembly middle part surface connection, twist reverse the subassembly below and be equipped with the subassembly that sways of fixing in organism one side, sway the subassembly output and twist reverse subassembly lower part wall swing joint. The utility model discloses to plug power cord tension test device is difficult to operate among the prior art, only possesses the tension test to the power cord, need use other equipment to carry out comparatively rigid scheduling problem and improve when the power cord need twist reverse the test, the utility model has the advantages of the simple operation, can twist reverse the test, can swing the test to plug power cord contact to the power cord.

Description

Tension testing device for plug power line

Technical Field

The utility model relates to a power cord test equipment technical field especially relates to a tensile test device for plug power cord.

Background

The power line is an electric wire for transmitting current, the common current transmission mode is point-to-point transmission, the power line can be divided into an AC power line and a DC power line according to the purpose, the AC power line is a wire rod for passing AC with higher voltage, the wire rod can be formally produced by obtaining safety certification due to higher voltage and needing uniform standard, the DC wire basically passes DC with lower voltage, so the safety requirement is not strict with the AC wire, but the safety requirement is uniform and safety certification is required by countries, in order to ensure that the current power line is manufactured to meet the standard, a sampling method is generally used for extracting a plurality of power lines for inspection, a tension test is also a part of power line detection, but the existing tension test device has a complex structure and is not easy to operate, and only has the tension test to the power line, and needs to be carried out by using other equipment when the power line needs to be twisted for testing, it is relatively rigid.

To above technical problem, the utility model discloses a tensile test device for plug power cord, the utility model has the advantages of the simple operation, can twist reverse the test, can swing the test to plug power cord contact to the power cord.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art not enough, provide a tensile test device for plug power cord to solve prior art plug power cord tensile test device structure complicacy, be difficult for the operation, and only possess the tensile test to the power cord, need use other equipment to go on when the power cord need twist reverse the test, the problem of comparatively rigid. The utility model has the advantages of the simple operation, can twist reverse the test, can swing the test to plug power cord contact to the power cord.

The utility model discloses a following technical scheme realizes: the utility model discloses a tensile test device for plug power cord, be equipped with screw rod elevator's organism including the inner chamber top, still include the subassembly that twists reverse that the organism lateral wall set up, the screw rod elevator output runs through the organism lateral wall and extends to its outside fixed with tensile subassembly, and the lateral wall of organism still is equipped with the pulling piece, the one end and the organism lateral wall swing joint of pulling piece, the other end and twist reverse subassembly middle part surface connection, twist reverse the subassembly below and be equipped with the subassembly that sways of fixing in organism one side, sway the subassembly output and twist reverse subassembly lower part wall swing joint.

Furthermore, in order to stably clamp and fix the plug power line, the installation positions of the stretching component and the twisting component are on the same vertical plane.

Further, in order to pull one end of the power line tightly for tensile test, the tensile assembly comprises an installation shell of which an inner cavity is provided with a power line clamp A, and a clamping part of the power line clamp A penetrates through the lower wall of the installation shell and extends to the outside of the installation shell.

Further, for the moment of torsion experiment test effect that makes the device have the power cord to the plug, twist reverse the subassembly and include the movable shell and inlay the driving motor who establishes at the movable shell inner chamber, still include the fixed support frame of driving motor output, the support frame inner chamber is equipped with the power cord anchor clamps B of perpendicular installation, the support frame surface is worn to establish and extends to its outside by power cord anchor clamps B's clamping part.

Furthermore, in order to enable the device to carry out durability test on the power line, the swing assembly comprises a support with one end surface provided with a positioning frame and a cylinder fixed at the other end of the support, a movable cross rod penetrating through an inner cavity of the positioning frame is installed at the output end of the cylinder, and the upper end of the movable cross rod is hinged to the bottom of the movable shell.

Furthermore, in order to cooperate the swing assembly to flexibly adjust the state of the torsion assembly, the traction piece comprises a stabilizing block fixed on the side wall of the machine body and a rotating rod with one end hinged with the surface of the stabilizing block, and the other end of the rotating rod is hinged with the middle part of the movable shell.

Furthermore, in order to fully stretch the power line before testing and improve the accuracy of subsequent testing, the mounting positions of the clamping parts of the power line clamp A and the power line clamp B correspond to each other.

The utility model has the advantages of it is following:

(1) the utility model discloses be equipped with the power cord anchor clamps that are used for pressing from both sides tight to the plug power cord in the device, through starting the power cylinder, after its output stretches out, two clamp rollers that the tip was hugged closely separate, put into a jig with the wire rod, the power cylinder resets and can carry out stable clamp tightly to the plug power, avoids the power cord to drop or become flexible in the process of drawing the torsion and swing experiment, improves the accuracy of test data, the device simple structure, convenient operation is favorable to promoting;

(2) the utility model discloses be equipped with the motor that twists reverse the anchor clamps in the device to realize the torsion test effect to the plug power cord, be equipped with the swing subassembly that drives its swing in the torsion subassembly outside, make the device can also sway durable test to the plug power cord, need not to accomplish with the help of other equipment, make reliable, accurate test result obtain more fast;

(3) the utility model discloses be equipped with three kinds of test modes in the device, three kinds of test modes can cooperate the use, are convenient for obtain more test experiment data.

Drawings

FIG. 1 is a schematic view of the overall side-sectional structure of the present invention;

FIG. 2 is a schematic view of the overall front view structure of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;

fig. 4 is an enlarged schematic structural diagram of the point B in fig. 2 according to the present invention.

In the figure: 1. a body; 2. a screw rod lifter; 3. a stretching assembly; 301. mounting a shell; 302. a power line clamp A; 4. a torsion assembly; 401. a movable shell; 402. a drive motor; 403. a power line clamp B; 404. a support frame; 5. a pulling member; 6. a rocking assembly.

Detailed Description

The following embodiments of the present invention are described in detail, and the present embodiment is implemented on the premise of the technical solution of the present invention, and detailed embodiments and specific operation procedures are given, but the scope of the present invention is not limited to the following embodiments, and in the description of the present invention, words like "front", "back", "left", "right", etc. indicating directions or position relations are only for convenience of description of the present invention and simplifying the description, but do not indicate or imply that the indicated device or element must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present invention.

The utility model provides a technical scheme: the utility model provides a tensile test device for plug power cord, as shown in fig. 1 and 2, be equipped with lead screw lift 2's organism 1 including the inner chamber top, still include the subassembly 4 that twists reverse that the organism 1 lateral wall set up, lead screw lift 2 output runs through the organism 1 lateral wall and extends to its outside and fixed with tension module 3, the lateral wall of organism 1 still is equipped with tractive piece 5, the one end and the organism 1 lateral wall swing joint of tractive piece 5, the other end and twist reverse 4 middle part surface connections of subassembly, it is equipped with the subassembly 6 that sways of fixing in organism 1 one side to twist reverse 4 below the subassembly, sway 6 output of subassembly and twist reverse 4 lower part wall swing joint of subassembly.

As shown in fig. 1 and 2, the installation positions of the stretching component 3 and the twisting component 4 are on the same vertical plane, which is convenient for stably clamping and fixing the plug power line.

As shown in fig. 1 and 3, the stretching assembly 3 includes a mounting shell 301 having an inner cavity mounted with a power cord clamp a302, and a clamping portion of the power cord clamp a302 penetrates through a lower wall of the mounting shell 301 and extends to an outside thereof, so as to be capable of pulling one end of a power cord to perform a stretching test.

As shown in fig. 1 and 4, the twisting assembly 4 includes a movable shell 401 and a driving motor 402 embedded in the inner cavity of the movable shell 401, and further includes a supporting frame 404 fixed at the output end of the driving motor 402, a power line clamp B403 vertically installed is arranged in the inner cavity of the supporting frame 404, the clamping portion of the power line clamp B403 penetrates through the surface of the supporting frame 404 and extends to the outside of the supporting frame, and a motor for rotating the clamping part is arranged in the twisting assembly 4, so that the device has a torque test effect on a plug power line.

As shown in fig. 1, 2 and 4, the swing assembly 6 comprises a support with a positioning frame arranged on one end surface and a cylinder fixed on the other end of the support, a movable cross rod penetrating through the inner cavity of the positioning frame is installed at the output end of the cylinder, the upper end of the movable cross rod is hinged with the bottom of the movable shell 401, and the power line is subjected to durability test through the swing assembly 6.

As shown in fig. 1, 2 and 4, the pulling member 5 includes a stabilizing block fixed on the side wall of the machine body 1, and further includes a rotating rod with one end hinged to the surface of the stabilizing block, and the other end of the rotating rod is hinged to the middle of the movable shell 401, so as to be convenient for being matched with the swinging assembly 6 to flexibly adjust the state of the twisting assembly 4, and thus, the swinging endurance test is completed.

As shown in fig. 1, the mounting positions of the clamping portions of the power line clamp a302 and the power line clamp B403 correspond to each other, so that the power line can be fully stretched before testing, the accuracy of subsequent testing is improved,

the principle of the utility model is as follows: the device is connected with an external power supply, two ends of a power line to be tested are respectively fixed with clamping parts of a power line clamp A302 and a power line clamp B403, the power line clamp A302 and the power line clamp B403 both comprise fixed power cylinders, and the device also comprises a clamping crank hinged at the output end of the power cylinders, the middle part of the clamping crank is hinged in a fixed shell, the tail end of the clamping crank is provided with a clamping roller for fastening the end of the power line, the power cylinders are started, after the output ends extend out, the two clamping rollers which are tightly attached are separated, the wire is put into the two clamps, the power cylinders can stably clamp a plug power supply by resetting, and after the screw rod lifter 2 is started, the power line is pulled by the stretching assembly 3, so that the tension test of the wire can be carried out; the power line is clamped again according to the steps, and the motor in the torsion assembly 4 drives the upper end clamp to rotate, so that the device has the torque test effect on the plug power line; clamping the power line again according to the steps, starting and swinging the cylinder of the assembly 6, driving the torsion assembly 4 indirect with the movable cross rod to swing by the reciprocating linear motion of the output end of the cylinder, limiting the position of the torsion assembly 4 through the traction piece 5 when swinging, carrying out durability test on the clamped plug power line in the swinging process, and adding a weighting block on the power line needing swinging test to obtain more experimental data.

Claims

1. The tension testing device for the plug power line is characterized by comprising a machine body and a twisting assembly, wherein a lead screw lifter is arranged above an inner cavity of the machine body, the twisting assembly is arranged on the side wall of the machine body, the output end of the lead screw lifter penetrates through the side wall of the machine body and extends to the outside of the machine body to be fixed with a stretching assembly, a pulling piece is further arranged on the side wall of the machine body, one end of the pulling piece is movably connected with the side wall of the machine body, the other end of the pulling piece is connected with the middle surface of the twisting assembly, a swinging assembly fixed on one side of the machine body is arranged below the twisting assembly, and the output end of the swinging assembly is movably connected with the lower wall surface of the twisting assembly.

2. The tension testing device for the plug power cord according to claim 1, wherein the stretching member and the twisting member are installed on the same vertical plane.

3. The tension testing device for the plug power cord according to claim 1, wherein the stretching assembly comprises a mounting shell with a power cord clamp A mounted in an inner cavity, and a clamping portion of the power cord clamp A penetrates through a lower wall of the mounting shell and extends to the outside of the mounting shell.

4. The tension testing device for the plug power cord according to claim 1, wherein the torsion assembly comprises a movable shell, a driving motor embedded in an inner cavity of the movable shell, and a supporting frame fixed at an output end of the driving motor, wherein a vertically installed power cord clamp B is arranged in the inner cavity of the supporting frame, and a clamping portion of the power cord clamp B penetrates through the surface of the supporting frame and extends to the outside of the supporting frame.

5. The tension testing device for the plug power cord according to claim 4, wherein the swinging assembly comprises a support frame with a positioning frame on one end surface, and further comprises an air cylinder fixed on the other end of the support frame, the output end of the air cylinder is provided with a movable cross rod penetrating through an inner cavity of the positioning frame, and the upper end of the movable cross rod is hinged with the bottom of the movable shell.

6. The tension test device for the plug power cord as claimed in claim 4, wherein the pulling member comprises a stabilizing block fixed on the side wall of the body, and further comprises a rotating rod with one end hinged to the surface of the stabilizing block, and the other end of the rotating rod is hinged to the middle of the movable shell.

7. The tension test device for the plug power cord according to claim 3, wherein the mounting positions of the clamping portions of the power cord clamp A and the power cord clamp B correspond to each other.