CN220367099U - Ozone-resistant tensile test device and test box - Google Patents

Abstract

The utility model relates to the technical field of tensile test devices, and provides an ozone-resistant tensile test device and a test box. The ozone resistance tensile test device comprises: the clamping assembly comprises a first clamping piece and a second clamping piece which are symmetrically arranged at intervals and are respectively used for clamping two ends of a sample; the transmission assembly comprises a guide piece, the extending direction of the guide piece is parallel to the axis of the first clamping piece, the first clamping piece is connected with the guide piece, and the first clamping piece can move close to or far away from the second clamping piece along the extending direction of the guide piece. The utility model has simple operation and high efficiency, avoids inaccurate stretching length caused by repeated stress of a manual operation sample, reduces the contact time of an operator and an ozone environment, and has high safety.

Description

Ozone-resistant tensile test device and test box

Technical Field

The utility model relates to the technical field of tensile test devices, in particular to an ozone-resistant tensile test device and a test box.

Background

The ozone resistance test is an important detection item for wire and cable production, and is an adaptability test for checking static tensile deformation of a cable product sample, and exposing the cable product sample to air containing ozone with a certain concentration and a certain temperature environment without direct illumination.

At present, the ozone-resistant tensile test is mainly to confirm the clamping condition, the electrifying condition and the like of a sample manually, and various parameters of the sample are inaccurate due to manual operation, such as the length and the stress of the sample, the operation is complex, the working efficiency is low, and an operator operates in an ozone environment for a long time to influence the health of the body.

Disclosure of Invention

The utility model provides an ozone-resistant tensile test device and a test box, which are used for solving the problems that in the prior art, the manual operation of the ozone-resistant tensile test is complex in operation, low in working efficiency, inaccurate in various parameters of a sample and affects the health of an operator.

The utility model provides an ozone-resistant tensile test device, which comprises: the clamping assembly comprises a first clamping piece and a second clamping piece, and the first clamping piece and the second clamping piece are used for being arranged on two sides of a sample in a relatively split mode so as to clamp two ends of the sample; the transmission assembly comprises a guide member, the first clamping member is connected with the guide member, and the first clamping member can be close to or far away from the second clamping member along the extending direction of the guide member.

According to the ozone-resistant tensile test device provided by the utility model, the first clamping piece and the second clamping piece are self-tightening clamping pieces.

According to the ozone-resistant tensile test device provided by the utility model, the ozone-resistant tensile test device further comprises a moving plate, the clamping assembly comprises a plurality of first clamping pieces and a plurality of second clamping pieces, the first clamping pieces and the second clamping pieces are arranged in one-to-one correspondence, the first clamping pieces are arranged at the bottom of the moving plate, and the moving plate is connected with the guide piece and can move along the extending direction of the guide piece.

According to the ozone-resistant tensile test device provided by the utility model, the ozone-resistant tensile test device further comprises the first fixing plate, the first fixing plate and the moving plate are arranged at intervals, and the plurality of second clamping pieces are arranged on the first fixing plate. According to the ozone-resistant tensile test device provided by the utility model,

the ozone-resistant tensile test device further comprises a second fixing plate and a connecting piece, wherein the second fixing plate is arranged on one side, far away from the first fixing plate, of the moving plate, a limiting hole is formed in the second fixing plate, the guide piece is inserted into the limiting hole, and the limiting hole is used for limiting the guide piece; the connecting piece is connected with the second fixed plate, the movable plate and the first fixed plate in sequence.

According to the ozone-resistant tensile test device provided by the utility model, the guide piece is a screw rod, and the screw rod is in threaded connection with the movable plate.

According to the ozone-resistant tensile test device provided by the utility model, a plurality of the first clamping pieces are distributed at intervals around the axis of the movable plate, and a plurality of the second clamping pieces are distributed at intervals around the axis of the first fixed plate.

According to the ozone-resistant tensile test device provided by the utility model, the transmission assembly further comprises a driving piece, and the driving piece is connected with the screw rod and used for driving the screw rod to rotate.

The utility model also provides an ozone-resistant test box which comprises a box body and the ozone-resistant tensile test device, wherein the ozone-resistant tensile test device is arranged in the box body.

According to the ozone-resistant test box provided by the utility model, the ozone-resistant test box further comprises the mounting seat and the driving mechanism, wherein the mounting seat is rotatably connected to the bottom in the box body, and the driving mechanism drives the mounting seat to rotate and drives the ozone-resistant tensile test device to rotate.

According to the ozone-resistant tensile test device and the test box, the first clamping piece and the second clamping piece clamp the sample between the first clamping piece and the second clamping piece, so that fixation is realized; the first clamping piece is connected with the guide piece, and can be close to or far away from the second clamping piece along the extending direction of the guide piece, so that the stretching length of the sample can be accurately controlled; the ozone-resistant tensile test device is simple to operate, high in efficiency, capable of avoiding inaccurate tensile length caused by repeated stress of a manual operation sample, and high in safety, and reduces contact time between an operator and an ozone environment.

Drawings

In order to more clearly illustrate the utility model or the technical solutions of the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the utility model, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic structural view of an ozone resistant tensile test device provided by the utility model;

reference numerals:

1. a first clamping member; 2. a second clamping member; 3. a moving plate; 4. a first fixing plate; 5. a second fixing plate; 6. a connecting piece; 7. and (5) a screw rod.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings, and it is apparent that the described embodiments are some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In describing embodiments of the present utility model, it should be noted that, unless explicitly stated and limited otherwise, the terms "coupled," "coupled," and "connected" should be construed broadly, and may be either a fixed connection, a removable connection, or an integral connection, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in embodiments of the present utility model will be understood in detail by those of ordinary skill in the art.

In the description of the embodiments of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "top", "bottom", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience in describing the embodiments of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the embodiments of the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

The following disclosure provides many different embodiments, or examples, for implementing different structures of the utility model. In order to simplify the present disclosure, components and arrangements of specific examples are described below. They are, of course, merely examples and are not intended to limit the utility model. Furthermore, the present utility model may repeat reference numerals and/or letters in the various examples. This repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. In addition, the present utility model provides examples of various specific processes and materials, but one of ordinary skill in the art will recognize the applicability of other processes and/or the use of other materials.

The traditional ozone resistance test adopts a manual straightening sample and clamping, so that the marking distance is prolonged by 33+/-2%; in the actual operation process, the problem that the sample is repeatedly stretched exists in the process of stretching the sample and the process of fixing the sample by screws, and the sample is repeatedly stressed, so that the deviation of the detection result occurs.

In addition, ozone is a toxic gas, and an operator can damage the health of a human body in a high-concentration ozone environment frequently, so that the problems of a respiratory system, skin and a nervous system occur.

Based on the method, the utility model provides the ozone-resistant tensile test device and the test box, which reduce manual operation, standardize tests, reduce contact time between an operator and an ozone environment and protect personal health of the operator.

The present utility model provides an ozone resistant tensile test apparatus and test chamber as described below with reference to FIG. 1.

The utility model relates to an ozone resistance tensile test device, which comprises: the clamping assembly comprises a first clamping piece 1 and a second clamping piece 2, and the first clamping piece 1 and the second clamping piece 2 are used for being relatively distributed on two sides of a sample so as to clamp two ends of the sample; the first clamping member 1 is connected to the guide member, and the first clamping member 1 can be moved closer to or farther from the second clamping member 2 in the extending direction of the guide member.

The first clamping pieces 1 are symmetrically arranged above the second clamping pieces 2 at intervals, a space exists between the first clamping pieces 1 and the second clamping pieces 2, the first ends of the samples are fixed on the first clamping pieces 1, and the second ends of the samples are fixed on the second clamping pieces 2, so that the fixation is realized.

The transmission assembly comprises a guide member which is connected with the first clamping member 1, and the first clamping member 1 can move along the extending direction of the guide member, so that the distance between the first clamping member 1 and the second clamping member 2 is increased or reduced. Specifically, when the first clamping member 1 moves upwards along the extending direction of the guide member, the distance between the first clamping member 1 and the second clamping member 2 increases, that is, the sample clamped between the first clamping member 1 and the second clamping member 2 is elongated, the stretching length of the sample (the distance that the first clamping member 1 needs to move according to the target stretching length) can be determined according to the moving distance of the first clamping member 1, and the stretching length is more accurate; when the first clamping member 1 moves downward in the extending direction of the guide member, the distance between the first clamping member 1 and the second clamping member 2 decreases.

According to the ozone-resistant tensile test device provided by the utility model, the first clamping piece 1 and the second clamping piece 2 clamp the sample between the two, so that the fixation is realized; the first clamping piece 1 is connected with the guide piece, and the first clamping piece 1 can be close to or far away from the second clamping piece 2 along the extending direction of the guide piece, so that the stretching length of the sample can be accurately controlled; the ozone-resistant tensile test device is simple to operate, high in efficiency, capable of avoiding inaccurate tensile length caused by repeated stress of a manual operation sample, and high in safety, and reduces contact time between an operator and an ozone environment.

Further, the first clamping member 1 and the second clamping member 2 in the present utility model are self-tightening clamping members.

It will be appreciated that the self-tightening clamp comprises a clamp body which includes at least two clamp portions which are controlled to move inwardly when a sample is placed within the clamp portions, thereby effecting clamping of the sample.

Compared with the manual straightening for fixing the sample, the self-tightening clamping piece is adopted, so that the sample can be quickly clamped, repeated stress on the sample is avoided, the stretching length is more accurate, and the accuracy of a detection result is improved; the contact time between an operator and ozone is reduced, and the safety is high.

The structures of the first clamping member 1 and the second clamping member 2 in the utility model are not particularly limited, and can be the same or different, so that both ends of a sample can be rapidly clamped, and manual operation is reduced.

The ozone-resistant tensile test device provided by the utility model further comprises a moving plate 3, the clamping assembly comprises a plurality of first clamping pieces 1 and a plurality of second clamping pieces 2, the plurality of first clamping pieces 1 and the plurality of second clamping pieces 2 are arranged in a one-to-one correspondence manner, the plurality of first clamping pieces 1 are arranged at the bottom of the moving plate 3, and the moving plate 3 is connected with the guide piece and can move along the extending direction of the guide piece.

Specifically, the clamping assembly comprises a plurality of first clamping pieces 1 and a plurality of second clamping pieces 2, the first clamping pieces 1 and the second clamping pieces 2 are arranged in a one-to-one correspondence mode, and the first clamping pieces 1 and the second clamping pieces 2 respectively clamp two ends of a sample.

Further, the plurality of first clamping pieces 1 are all arranged on the movable plate 3, the movable plate 3 is connected with the guide piece, the movable plate 3 can move along the extending direction of the guide piece, and then the plurality of first clamping pieces 1 are driven to move along the extending direction of the guide piece, the plurality of first clamping pieces 1 are far away from the corresponding second clamping pieces 2, so that a plurality of samples are simultaneously stretched, the stretching lengths of the plurality of samples are consistent, the stretching time is shortened, and the stretching efficiency is improved.

The ozone-resistant tensile test device further comprises a first fixed plate 4, wherein the first fixed plate 4 and the movable plate 3 are arranged at intervals, and a plurality of second clamping pieces 2 are arranged on the first fixed plate 4.

Referring to fig. 1, there are a plurality of clamping assemblies, each comprising a first clamping member 1 and a second clamping member 2; the first fixed plate 4 and the movable plate 3 interval sets up, and the below of movable plate is located to the first fixed plate, and a plurality of first clamping pieces 1 set up in the bottom of movable plate 3, and a plurality of second clamping pieces 2 set up at the top of first fixed plate 4, and a plurality of first clamping pieces 1 and a plurality of second clamping pieces 2 one-to-one set up for the both ends of centre gripping sample.

According to the utility model, the movable plate 3 and the first fixed plate 4 are arranged, the plurality of first clamping pieces 1 and the movable plate 3 are integrated, the plurality of second clamping pieces 2 and the first fixed plate 4 are integrated, so that a plurality of samples can be conveniently stretched at the same time, and the stretching efficiency is improved.

The ozone-resistant tensile test device provided by the utility model further comprises a second fixed plate 5 and a connecting piece 6, wherein the second fixed plate 5 is arranged on one side of the moving plate 3 far away from the first fixed plate 4, the second fixed plate 5 is provided with a limiting hole, and the guiding piece is inserted into the limiting hole and used for limiting the guiding piece; the connecting member 6 is connected to the second fixed plate 5, the moving plate 3, and the first fixed plate 4.

Specifically, the ozone resistance tensile test device comprises a plurality of clamping assemblies, a guide piece, a movable plate 3, a first fixed plate 4, a second fixed plate 5 and a connecting piece 6, wherein the movable plate 3 is arranged between the first fixed plate 4 and the second fixed plate 5, the first fixed plate 4 is arranged below the movable plate 3, and the second fixed plate 5 is arranged above the movable plate 3.

The plurality of first clamping pieces 1 are arranged at the bottom of the movable plate 3 and form a whole with the movable plate 3, the plurality of second clamping pieces 2 are arranged at the top of the first fixed plate 4 and form a whole with the first fixed plate 4, and the first clamping pieces 1 and the second clamping pieces 2 are arranged in a one-to-one correspondence manner and are used for clamping samples. The moving plate 3 is connected to the guide and can move upward in the extending direction of the guide to increase the interval between the first clamping member 1 and the second clamping member 2, thereby simultaneously stretching a plurality of samples.

The second fixing plate 5 is further provided with a limiting hole, the guide piece is inserted into the limiting hole, the limiting hole is used for limiting the guide piece, and the influence of the guide piece on the test result due to deflection is avoided.

In order to facilitate moving the whole ozone-resistant tensile test device, the utility model connects the second fixed plate 5, the moving plate 3 and the first fixed plate 4 together through the connecting piece 6. Specifically, the connecting member 6 sequentially passes through the second fixed plate 5, the moving plate 3, and the first fixed plate 4, and connects the first fixed plate 4, the moving plate 3, and the second fixed plate 5 to form a single body.

In another embodiment, the connecting member 6 includes a first connecting section through which the first fixed plate 4 and the moving plate 3 are connected, and a second connecting section through which the second fixed plate 5 and the moving plate 3 are connected.

The number of the connecting pieces 6 in the utility model is not limited, such as 2, 3, 5 and the like, and the connection of the three is realized, so that the whole is formed and the movement is convenient.

The guide piece in the utility model is a screw rod 7, and the screw rod 7 is in threaded connection with the moving plate 3. Specifically, the screw rod 7 is in threaded connection with the center of the moving plate 3, the screw rod 7 or the moving plate is rotated, and the moving plate can move along the extending direction of the screw rod 7; the tip of lead screw 7 is equipped with the rotating member, and the rotating member is located one side that second fixed plate 5 kept away from movable plate 3, conveniently rotates lead screw 7 through rotating the rotating member, adjusts the interval between movable plate 3 and the first fixed plate 4, adjusts the tensile length of sample promptly.

The plurality of first clamping pieces 1 are distributed at intervals around the axis of the moving plate 3, and the plurality of second clamping pieces 2 are distributed at intervals around the axis of the first fixed plate 4.

Specifically, the axis of the moving plate 3, the axis of the first fixed plate 4, and the axis of the guide coincide; the clamping assembly comprises a plurality of first clamping pieces 1 and a plurality of second clamping pieces 2, wherein the first clamping pieces 1 are arranged on the moving plate 3 at intervals along the axis of the moving plate 3, the second clamping pieces 2 are arranged on the first fixed plate 4 at intervals along the axis of the first fixed plate 4, and the first clamping pieces 1 and the second clamping pieces 2 are arranged in one-to-one correspondence.

Further, the transmission assembly further comprises a driving piece, and the driving piece is connected with the screw rod 7 and used for driving the screw rod 7 to rotate. In the actual operation process, when the samples need to be stretched, the driving piece is started, the driving piece drives the screw rod 7 to rotate, the moving plate 3 drives the plurality of first clamping pieces 1 to move upwards along the extending direction of the screw rod 7, the distance between the first clamping pieces 1 and the second clamping pieces 2 is increased, and the samples are stretched to the target length at the same time.

The moving plate 3, the first fixed plate 4 and the second fixed plate 5 in the present utility model may be stainless steel members. The moving plate 3, the first fixed plate 4 and the second fixed plate 5 may have a cylindrical structure with a certain thickness.

The clamping assembly is used for fixing the sample, so that the fixing process is simplified, and the operation is convenient; the screw rod 7 drives the plurality of first clamping pieces 1 to move up and down, so that the tensile length of a sample is controlled, the test operation is standard, repeated stretching during manual fixing of the sample is eliminated, repeated stress on the sample is avoided, the accuracy of the tensile length is improved, the sample placement time is shortened, and the working efficiency is improved; the contact time of personnel and the ozone environment is also reduced, and the personal health and safety of operators are protected.

The utility model also provides an ozone-resistant test box, which comprises the ozone-resistant tensile test device in any embodiment, and further comprises a box body, wherein the ozone-resistant tensile test device is arranged in the box body.

Specifically, the ozone resistance test box further comprises an ozone generator, an output port of the ozone generator is communicated with the box body and used for inputting ozone into the box body, and the ozone resistance tensile test device is arranged in the box body and used for carrying out ozone resistance test.

Further, the ozone-resistant test box further comprises a mounting seat and a driving mechanism, wherein the mounting seat is rotationally connected to the bottom in the box body, and the driving mechanism drives the mounting seat to rotate so as to drive the ozone-resistant tensile test device to rotate, so that a sample on the ozone-resistant tensile test device is fully contacted with ozone in the box body, and the accuracy of the test is improved.

The ozone-resistant tensile test device and the test box provided by the utility model can reduce repeated stress of the test sample, are simple and standard to operate, and can improve the test precision; the placing time of the sample is shortened, and the test efficiency is improved; the contact time of an operator and ozone is also reduced, and the personal health and safety of the operator are protected.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims (10)

1. An ozone resistant tensile test device, comprising: the clamping assembly comprises a first clamping piece and a second clamping piece, and the first clamping piece and the second clamping piece are used for being arranged on two sides of a sample in a relatively split mode so as to clamp two ends of the sample;

the transmission assembly comprises a guide member, the first clamping member is connected with the guide member, and the first clamping member can be close to or far away from the second clamping member along the extending direction of the guide member.

2. The ozone resistant tensile test device of claim 1, wherein the first clamping member and the second clamping member are self-tightening clamping members.

3. The ozone resistant tensile test device of claim 1, further comprising a moving plate, wherein the clamping assembly comprises a plurality of first clamping members and a plurality of second clamping members, the plurality of first clamping members and the plurality of second clamping members are arranged in one-to-one correspondence, the plurality of first clamping members are arranged at the bottom of the moving plate, and the moving plate is connected with the guide member and can move along the extending direction of the guide member.

4. The ozone resistant tensile test device of claim 3, further comprising a first fixed plate, the first fixed plate being spaced from the moving plate, the plurality of second clamping members being disposed on the first fixed plate.

5. The ozone resistant tensile test device according to claim 4, further comprising a second fixing plate and a connecting piece, wherein the second fixing plate is arranged on one side of the moving plate far away from the first fixing plate, a limiting hole is formed in the second fixing plate, the guide piece is inserted into the limiting hole, and the limiting hole is used for limiting the guide piece; the connecting piece is connected with the second fixed plate, the movable plate and the first fixed plate in sequence.

6. The ozone resistant tensile test device of claim 3, wherein the guide is a lead screw that is threadably coupled to the moving plate.

7. The ozone resistant tensile test device of claim 5, wherein a plurality of said first clamping members are spaced about the axis of said moving plate and a plurality of said second clamping members are spaced about the axis of said first stationary plate.

8. The ozone resistant tensile test device of claim 6, wherein the transmission assembly further comprises a drive member coupled to the lead screw for driving the lead screw in rotation.

9. An ozone resistant test chamber comprising a chamber body and an ozone resistant tensile test apparatus according to any one of claims 1 to 8, said ozone resistant tensile test apparatus being disposed within said chamber body.

10. The ozone resistant test chamber of claim 9, further comprising a mounting base rotatably coupled to the bottom within the chamber and a drive mechanism that drives the mounting base to rotate and the ozone resistant tensile test device to rotate.