CN214503195U

CN214503195U - Flexible hose bending stress testing device

Info

Publication number: CN214503195U
Application number: CN202120443266.9U
Authority: CN
Inventors: 陈宇
Original assignee: Zhuhai Painter Technology Ltd
Current assignee: Zhuhai Painter Technology Ltd
Priority date: 2021-03-01
Filing date: 2021-03-01
Publication date: 2021-10-26
Anticipated expiration: 2031-03-01

Abstract

The utility model discloses a flexible hose bending stress testing arrangement, a flexible hose bending stress testing arrangement include bottom plate, fixed subassembly, removal subassembly, determine module and pull the subassembly. The fixing component is arranged on the bottom plate; the movable assembly is arranged on the bottom plate and positioned on one side of the fixed assembly, a flexible hose can be placed between the fixed assembly and the movable assembly, and the movable assembly can translate on the bottom plate; one end of the detection component is arranged on the moving component; the traction assembly is arranged on the bottom plate, and one end of the traction assembly is connected with the other end of the detection assembly. Read detect data on the determine module, can calculate out the bending stress of flexible hose, detect the bending stress of flexible hose easy operation, only need pull the removal subassembly make flexible hose crooked can, operating procedure is few, reducible error improves the accuracy that detects.

Description

Flexible hose bending stress testing device

Technical Field

The utility model relates to a hose performance detects technical field, in particular to flexible hose bending stress testing arrangement.

Background

Flexible hose, as one of the pipe industries, is one of the important components in modern industry. The flexible hose is mainly used for wire and cable protection pipes of wires, cables and automatic instrument signals and civil shower hoses, the small-caliber hose is mainly used for protecting a sensing circuit of a precise optical ruler and an industrial sensor circuit, the application is extremely wide, and the flexible hose is favored by various industries due to the properties of good flexibility, repeated bending property, flexibility, corrosion resistance, high temperature resistance and the like.

Due to the wide range of applications, it is often desirable to test various properties of flexible hoses, such as bending stress, pressure, deformation, and the like. The existing detection method is generally to attach a sensor directly on the surface of a flexible hose for detection, and such detection method has many problems, for example, the bending stress of the flexible hose is measured, the sensor needs to detect through the whole flexible hose, and a thicker flexible hose may have a larger error to the detected bending stress; secondly, because the sensor is directly attached to the outside of the flexible hose, the mode occupies a relatively large space and the sensor is easy to fall off.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a flexible hose bending stress testing arrangement can test out flexible hose's bending stress directly perceivedly.

According to the utility model discloses a flexible hose bending stress testing arrangement of embodiment, a flexible hose bending stress testing arrangement includes bottom plate, fixed subassembly, removal subassembly, determine module and pulls the subassembly.

The fixing component is arranged on the bottom plate;

the moving assembly is arranged on the bottom plate and is positioned on one side of the fixed assembly, a flexible hose can be placed between the fixed assembly and the moving assembly, and the moving assembly can translate on the bottom plate;

one end of the detection component is arranged on the moving component;

the traction assembly is arranged on the bottom plate, and one end of the traction assembly is connected with the other end of the detection assembly.

According to the utility model discloses flexible hose bending stress testing arrangement has following beneficial effect at least: a flexible hose to be tested is placed between the fixed component and the moving component, one end of the detection component is connected to the moving component, the other end of the detection component is connected to the traction component, the traction component pulls the detection component so as to drive the moving component to move on the bottom plate, thereby causing the flexible hose between the fixed member and the movable member to bend, and at this time, can read detection data on the determine module calculates the bending stress who reachs flexible hose according to the detection data, detects flexible hose's bending stress easy operation, only needs pull the removal subassembly make flexible hose crooked can, the rethread reads determine module's detection data can calculate the volume bending stress who reachs flexible hose, and operating procedure is few, reducible error improves the accuracy that detects.

According to the utility model discloses a some embodiments, fixed subassembly with all include mount pad and first baffle on the removal subassembly, first baffle all sets up on the mount pad.

According to some embodiments of the utility model, the bottom plate with be provided with fixed block and slide bar between the mount pad, the fixed block with sliding rod connects, remove the subassembly the mount pad lower extreme is provided with the slider, the slider can be followed the slide bar slides.

According to the utility model discloses a some embodiments, detection module is the digital display tensiometer, remove on the subassembly first baffle has the clearance, the one end joint of digital display tensiometer in the clearance.

According to some embodiments of the utility model, the subassembly that pulls includes installation piece and screw rod, the installation piece sets firmly on the bottom plate, be provided with the internal thread on the installation piece, the screw rod spiral shell is established in the internal thread.

According to some embodiments of the utility model, the one end of screw rod with detection component connects, the other end of screw rod is provided with the carousel.

According to the utility model discloses a some embodiments, fixed subassembly with all still include the second baffle on the removal subassembly, the second baffle all sets up on the mount pad, the second baffle with first baffle mutually perpendicular.

According to some embodiments of the utility model, the bar hole has been seted up on the bottom plate, fixed subassembly accessible the bar hole sets up on the bottom plate.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic diagram of a flexible hose bending stress testing apparatus according to an embodiment of the present invention.

Reference numerals:

a flexible hose 1;

a bottom plate 10 and a strip-shaped hole 11;

the fixing component 20, the fixing block 21 and the sliding rod 22;

the moving assembly 30, the mounting seat 31, the first baffle 32, the gap 321, the second baffle 33 and the sliding block 34;

a detection assembly 40;

traction assembly 50, mounting block 51, screw 52, carousel 521.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explanation and should not be construed as limiting the invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1, the utility model provides a flexible hose 1 bending stress testing arrangement can test out flexible hose 1's bending stress directly perceivedly. According to the utility model discloses a flexible hose 1 bending stress testing arrangement of embodiment, this flexible hose 1 bending stress testing arrangement includes bottom plate 10, fixed subassembly 20, removes subassembly 30, determine module 40 and pulls subassembly 50. The fixing assembly 20 is disposed on the base plate 10; the moving assembly 30 is arranged on the bottom plate 10 and is positioned at one side of the fixed assembly 20, the flexible hose 1 can be placed between the fixed assembly 20 and the moving assembly 30, and the moving assembly 30 can translate on the bottom plate 10; one end of the detection assembly 40 is arranged on the moving assembly 30; the pulling assembly 50 is disposed on the base plate 10, and one end of the pulling assembly 50 is connected to the other end of the detecting assembly 40.

Place the flexible hose 1 that awaits measuring between fixed subassembly 20 and removal subassembly 30, the one end of determine module 40 is connected on removal subassembly 30, the other end of determine module 40 is then connected on pulling subassembly 50, it pulls determine module 40 to pull subassembly 50, thereby drive removal subassembly 30 and move on bottom plate 10, and then make the flexible hose 1 between fixed subassembly 20 and the removal subassembly 30 take place to buckle, at this moment, can read the detection data on determine module 40, calculate the bending stress of obtaining flexible hose 1 according to the detection data, it is easy to detect the bending stress of flexible hose 1, only need pull remove subassembly 30 make flexible hose 1 crooked can, the amount bending stress of flexible hose 1 can be calculated to the detection data of the determine module 40 that the rethread reads, few operation steps, and the error can be reduced, and the accuracy of detection is improved.

Referring to fig. 1, in some embodiments of the present invention, the fixed component 20 and the movable component 30 each include a mounting seat 31 and a first baffle 32, and the first baffle 32 is disposed on the mounting seat 31. The flexible hose 1 to be tested is placed between the fixed component 20 and the movable component 30, under the abutting of the vertical first baffle 32, when the movable component 30 approaches to the fixed component 20, the first baffle 32 abuts two sides of the flexible hose 1, so that the flexible hose 1 is bent, at the moment, detection data on the detection component 40 can be read, and the bending stress of the flexible hose 1 is calculated according to the detection data.

Referring to fig. 1, in some embodiments of the present invention, a fixed block 21 and a sliding rod 22 are disposed between a bottom plate 10 and a mounting seat 31, the fixed block 21 is connected to the sliding rod 22, and a sliding block 34 is disposed at a lower end of the mounting seat 31 of a moving assembly 30, and the sliding block 34 can slide along the sliding rod 22. The number of the fixing blocks 21 can be four, two of the fixing blocks 21 are in one group, namely, the fixing blocks are divided into two groups, the fixing blocks 21 in the two groups are respectively located below the moving assembly 30 and the fixing assembly 20, and the fixing blocks 21 in the same group are respectively connected through the sliding rods 22. Therefore, it can be understood that the lower end of the mounting seat 31 of the moving assembly 30 is provided with two sliding blocks 34, the two sliding blocks 34 are respectively sleeved on the two sliding rods 22, and the sliding blocks 34 can slide on the sliding rods 22. When the moving assembly 30 is pulled by the pulling assembly 50, the moving assembly 30 moves in the pulling direction, and the sliding block 34 can move on the sliding rod 22. In addition to the slider 34 moving on the sliding rod 22 to make the moving component 30 approach the fixed component 20 smoothly, it is also possible to: the slider 34 is disposed below the mounting seat 31, the base plate 10 is provided with a slide rail (not shown), the slider 34 slides in the slide rail, and the slide rail is provided with a pulley (not shown), so that friction can be reduced by the pulley, and detection precision can be improved.

Referring to fig. 1, in some embodiments of the present invention, the detecting component 40 is a digital display tension meter, the first baffle 32 on the moving component 30 has a gap 321, and one end of the digital display tension meter is connected to the gap 321. In the clearance 321 of the one end joint on first baffle 32 of digital display tensiometer, when pulling subassembly 50 and pull the other end of digital display tensiometer, remove subassembly 30 and can be under digital display tensiometer's effect, move to fixed subassembly 20 to make the flexible hose 1 of the examination of awaiting measuring of placing between fixed subassembly 20 and the removal subassembly 30 crooked, at this moment, can read the data on the digital display tensiometer, according to the data that directly read, can calculate the bending stress of flexible hose 1.

Referring to fig. 1, in some embodiments of the present invention, in order to smoothly pull the detecting component 40, it is not accurate to avoid the reading, and the error of the detecting result is large, so the pulling component 50 may include an installation block 51 and a screw rod 52, the installation block 51 is fixedly disposed on the bottom plate 10, the installation block 51 is provided with an internal thread, the screw rod 52 is threadedly disposed in the internal thread, the screw rod 52 rotates slowly, because the internal thread on the installation block 51 is immobile, so the screw rod 52 slowly moves in the internal thread, so the detecting component 40 can be slowly pulled by one end of the screw rod 52 connected with the detecting component 40, so that the data on the detecting component 40 smoothly changes, and meanwhile, the position of the screw rod 52 can be stably fixed by the threaded connection, thereby facilitating the reading of the detecting data of the detecting component 40, and further improving the accuracy of the detection. Therefore, it can be understood that, in order to rotate the screw 52, the screw 52 is connected to the detecting assembly 40 at one end thereof, and the other end of the screw 52 is provided with the rotating disc 521, so that the technician can drive the screw 52 to rotate smoothly in the internal thread by simply rotating the rotating disc 521.

Referring to fig. 1, in some embodiments of the present invention, a second baffle 33 is further included on each of the fixed component 20 and the movable component 30, the second baffle 33 is disposed on the mounting seat 31, and the second baffle 33 is perpendicular to the first baffle 32. It should be noted that, during the detection process, since the flexible hose 1 is bent and arched upwards during the process of the moving assembly 30 approaching the fixed assembly 20, the center of gravity is raised, and therefore, the flexible hose 1 may be turned over, thereby reducing the detection accuracy. Therefore, the second baffle 33 perpendicular to the first baffle 32 is further arranged on the mounting seat 31, and under the supporting action of the second baffle 33, the flexible hose 1 can be fixed by the second baffle 33, so that the flexible hose 1 is prevented from being turned over. It should be noted that the second baffle plates 33 can be set to four, two by two, set as a group on the mounting seats 31 of the moving assembly 30 and the fixed assembly 20, and then the two second baffle plates 33 form an interlayer, so that the flexible hose 1 can be placed in the interlayer, the flexible hose 1 can be better supported, and the two sides of the flexible hose 1 can be prevented from being turned over.

Referring to fig. 1, in some embodiments of the present invention, in order to test the bending stress of the flexible hoses 1 with different lengths, a bar-shaped hole 11 is formed in the bottom plate 10, and the fixing member 20 may be disposed on the bottom plate 10 through the bar-shaped hole 11. That is, when testing a longer flexible hose 1, the bolt can be loosened, and then the fixing component 20 is moved in the direction of the strip-shaped hole 11, so that the distance between the moving component 30 and the fixing component 20 is increased, and the purpose of accommodating the longer flexible hose 1 is achieved; on the contrary, when testing the shorter flexible hose 1, the bolt can be loosened, and then the fixing component 20 is moved in the direction of the strip-shaped hole 11, so that the distance between the moving component 30 and the fixing component 20 is shortened, and the purpose of accommodating the longer flexible hose 1 is achieved. The position of the fixing component 20 can be adjusted to meet more detection requirements and form a contrast detection, so that the accuracy and the scientificity of the detection can be improved.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims

1. A flexible hose bending stress testing device is characterized by comprising:

a base plate (10);

a fixing assembly (20), the fixing assembly (20) being disposed on the base plate (10);

a moving assembly (30), wherein the moving assembly (30) is arranged on the bottom plate (10) and is positioned at one side of the fixed assembly (20), a flexible hose (1) can be placed between the fixed assembly (20) and the moving assembly (30), and the moving assembly (30) can translate on the bottom plate (10);

a detection assembly (40), wherein one end of the detection assembly (40) is arranged on the moving assembly (30); and

the traction assembly (50) is arranged on the bottom plate (10), and one end of the traction assembly (50) is connected with the other end of the detection assembly (40).

2. The flexible hose bending stress testing device according to claim 1, wherein the fixed assembly (20) and the moving assembly (30) each comprise a mounting seat (31) and a first baffle plate (32), and the first baffle plate (32) is arranged on the mounting seat (31).

3. The flexible hose bending stress testing device according to claim 2, wherein a fixed block (21) and a sliding rod (22) are arranged between the bottom plate (10) and the mounting seat (31), the fixed block (21) is connected with the sliding rod (22), and a sliding block (34) is arranged at the lower end of the mounting seat (31) of the moving assembly (30), and the sliding block (34) can slide along the sliding rod (22).

4. The flexible hose bending stress testing device according to claim 2, wherein the detecting component (40) is a digital display tension meter, the first baffle (32) on the moving component (30) is provided with a gap (321), and one end of the digital display tension meter is clamped in the gap (321).

5. The flexible hose bending stress testing device according to claim 1, wherein the pulling assembly (50) comprises a mounting block (51) and a screw rod (52), the mounting block (51) is fixedly arranged on the bottom plate (10), an internal thread is arranged on the mounting block (51), and the screw rod (52) is screwed in the internal thread.

6. The flexible hose bending stress testing device according to claim 5, wherein one end of the screw rod (52) is connected with the detection assembly (40), and the other end of the screw rod (52) is provided with a rotary disc (521).

7. The flexible hose bending stress testing device according to claim 2, wherein each of the fixed assembly (20) and the movable assembly (30) further comprises a second baffle (33), the second baffles (33) are arranged on the mounting seat (31), and the second baffles (33) and the first baffles (32) are perpendicular to each other.

8. The flexible hose bending stress testing device according to claim 1, wherein a strip-shaped hole (11) is formed in the bottom plate (10), and the fixing component (20) can be arranged on the bottom plate (10) through the strip-shaped hole (11).