Plastic pipe testing device

Abstract

The utility model discloses a plastic pipe testing device, and belongs to the field of plastic pipe testing. The plastic pipe testing device comprises a friction shell and a pipe placed in the friction shell, supports are arranged on the front face and the back face of the friction shell, a shaft rod is arranged on the outer side of the friction shell, and the outer end of the shaft rod penetrates through the supports and is movably connected with the supports. The friction shell can swing on the inner side of the support and enables the inner pipe to slide and move through inclined sliding force, and a transmission structure is arranged on the outer side of the support. Through the friction shell, the pipe, the support capable of swinging and the shaft rod, the friction shell swings on the inner side of the support, inclined sliding force is utilized to enable the internal pipe to slide and displace, the friction and collision conditions of the pipe in actual use are simulated, the abrasion resistance and collision resistance of the pipe can be evaluated, and the testing device can be used for testing the abrasion resistance and collision resistance of the pipe. And an effective testing means is provided for quality control and improvement of the pipe.

Description

TECHNICAL FIELD

[0001] The utility model relates to plastic tubular product testing technical field, especially plastic tubular product testing device. BACKGROUND

[0002] Tubular product testing is an important link to ensure the quality, safety and applicability of plastic tubular products, and the main purpose of plastic tubular product testing is to evaluate the performance of the tubular product under specific conditions, including physical properties, mechanical properties, chemical properties, etc., to ensure that it meets the design requirements and use standards.

[0003] For example, the patent application number of Chinese patent network is: 201520091865.3, and the patent name is: plastic tubular product wear resistance testing device, including frame and motor, the frame is equipped with bearing seat, the bearing seat is rotatably connected with tubular product fixing frame, the motor is connected with power disc and drives the tubular product fixing frame to swing through power disc, the both ends of tubular product fixing frame are equipped with the flap articulated with it, the flap is equipped with the sealing body matched with the inner diameter of tubular product, the fixed part between the flap is kept perpendicular to the tubular product fixing frame, the tubular product is fixed in the radial direction through the sealing body on the flap, and the two flaps are kept perpendicular to the tubular product fixing frame through the fixed part, so that the flap can limit the axial direction, and the radial and axial directions of the tubular product are positioned, so that the tubular product is well fixed on the tubular product fixing frame, the stability is remarkable, and the shaking in the testing process is avoided, and the final detection result is influenced.

[0004] However, the test method of the existing testing device is single, the contact area between the tubular product and the testing equipment is small, and sliding friction cannot be fully generated in the moving process, so that the test accuracy is affected. UTILITY MODEL CONTENTS

[0005] The utility model aims at solving the problem of small tubular product friction test area in the prior art, and provides a plastic tubular product testing device.

[0006] In order to achieve the above object, the utility model adopts the following technical scheme:

[0007] The plastic tubular product testing device comprises a friction shell.

[0008] The tubular product is placed in the friction shell.

[0009] The front surface and the back surface of the friction shell are provided with supports, the outer side of the friction shell is provided with a shaft, the outer end of the shaft penetrates through the support and is movably connected with the support, the friction shell can swing on the inner side of the support and make the internal tubular product slide and displace by using the inclined sliding force, the outer side of the support is provided with a transmission structure, and the transmission structure can automatically drive the friction shell to swing.

[0010] As a preferred technical scheme of the present application, the transmission structure comprises an extension rod fixedly connected to the outer side of the support, an electric telescopic rod fixedly connected to the side of the extension rod away from the support, a toothed plate fixedly connected to the output end of the electric telescopic rod, and a gear fixedly connected to the outer end of the shaft rod and located at the top of the toothed plate, wherein the teeth on the surface of the gear are in meshing engagement with the teeth at the top of the toothed plate.

[0011] As a preferred technical scheme of the present application, the bottom of the support is provided with a base, the top of the base is fixedly connected with a guide frame, the side of the guide frame away from the base extends to the inside of the support and is in sliding connection with the support, and the support can carry the friction shell to vertically ascend and descend on the surface of the guide frame.

[0012] As a preferred technical scheme of the present application, the bottom of the toothed plate is fixedly connected with a vertical plate, the side of the vertical plate away from the toothed plate is movably connected with a roller through a pin shaft, the two sides of the top of the base are fixedly connected with corrugated frames located at the bottom of the roller, the top of the corrugated frame is provided with a corrugated groove, and the roller can be in contact with the corrugated frame and vertically ascend and descend by using the corrugated groove during the horizontal displacement of the roller carried by the toothed plate through the vertical plate.

[0013] As a preferred technical scheme of the present application, the two sides of the friction shell are provided with sealing frames, the surface of the sealing frame is provided in a hollow shape, and the side of the sealing frame close to the friction shell extends to the inside of the friction shell and is in threaded connection with the friction shell.

[0014] As a preferred technical scheme of the present application, the surface of the friction shell is sleeved with an outer ring, the surface of the friction shell is fixedly connected with limiting rings located at the two sides of the outer ring, the friction shell can rotate in the inside of the outer ring, and the shaft rod is fixedly connected to the surface of the outer ring.

[0015] Compared with the prior art, the plastic pipe testing device has the following beneficial effects:

[0016] 1. The plastic pipe testing device, through the friction shell, the pipe, and the support and the shaft rod capable of swinging, the friction shell swings in the inside of the support, and the internal pipe is displaced by using the inclined sliding force, the friction and collision conditions of the pipe in actual use are simulated, which is helpful for evaluating the wear resistance and impact resistance of the pipe, and provides an effective testing means for the quality control and improvement of the pipe.

[0017] 2、The plastic pipe testing device, through the interaction of the electric telescopic rod, the toothed plate and the gear, the electric telescopic rod as a power source, the toothed plate fixedly connected with the output end thereof is meshed with the gear teeth on the surface of the gear fixed on the outer end of the shaft, the automatic swing of the friction shell is realized, the automation degree of the test is improved, the stability and accuracy of the swing are ensured, and the performance of the pipe is more accurately evaluated.

[0018] 3、The plastic pipe testing device, through the interaction of the electric telescopic rod, the toothed plate and the gear, the electric telescopic rod as a power source, the toothed plate fixedly connected with the output end thereof is meshed with the gear teeth on the surface of the gear fixed on the outer end of the shaft, the automatic swing of the friction shell is realized, the automation degree of the test is improved, the stability and accuracy of the swing are ensured, and the performance of the pipe is more accurately evaluated.

[0019] 4、The plastic pipe testing device, through the interaction of the electric telescopic rod, the toothed plate and the gear, the electric telescopic rod as a power source, the toothed plate fixedly connected with the output end thereof is meshed with the gear teeth on the surface of the gear fixed on the outer end of the shaft, the automatic swing of the friction shell is realized, the automation degree of the test is improved, the stability and accuracy of the swing are ensured, and the performance of the pipe is more accurately evaluated.

[0020] 5、The plastic pipe testing device, through the interaction of the electric telescopic rod, the toothed plate and the gear, the electric telescopic rod as a power source, the toothed plate fixedly connected with the output end thereof is meshed with the gear teeth on the surface of the gear fixed on the outer end of the shaft, the automatic swing of the friction shell is realized, the automation degree of the test is improved, the stability and accuracy of the swing are ensured, and the performance of the pipe is more accurately evaluated.

[0021] 6、The plastic pipe testing device, through the interaction of the electric telescopic rod, the toothed plate and the gear, the electric telescopic rod as a power source, the toothed plate fixedly connected with the output end thereof is meshed with the gear teeth on the surface of the gear fixed on the outer end of the shaft, the automatic swing of the friction shell is realized, the automation degree of the test is improved, the stability and accuracy of the swing are ensured, and the performance of the pipe is more accurately evaluated. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 It is a structure schematic view of the utility model;

[0023] Figure 2 It is a left view structure schematic view of the utility model;

[0024] Figure 3 It is a separation structure schematic view of the utility model;

[0025] Figure 4 It is a Figure 1 Enlarged structure schematic view of A place in the utility model.

[0026] In the figure: 1, friction shell; 2, pipe material; 3, support; 4, shaft; 5, transmission structure; 6, extension rod; 7, electric telescopic rod; 8, tooth plate; 9, gear; 10, base; 11, guide frame; 12, vertical plate; 13, roller; 14, corrugated frame; 15, sealing frame; 16, outer ring; 17, limiting ring. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0028] Embodiment 1

[0029] Referring to Figures 1-4 , the plastic pipe testing device comprises a friction shell 1;

[0030] The pipe material 2 is placed inside the friction shell 1;

[0031] The front and back of the friction shell 1 are provided with supports 3, the outer side of the friction shell 1 is provided with a shaft 4, the outer end of the shaft 4 penetrates through the support 3 and is movably connected with the support 3, the friction shell 1 can swing on the inner side of the support 3 and make the internal pipe material 2 slide and displace by using the inclined sliding force, the outer side of the support 3 is provided with a transmission structure 5, the transmission structure 5 can automatically drive the friction shell 1 to swing, through the friction shell 1, the pipe material 2 and the swingable support 3 and shaft 4, through the swing of the friction shell 1 on the inner side of the support 3, and by using the inclined sliding force to make the internal pipe material 2 slide and displace, the friction and collision of the pipe material 2 in actual use are simulated, which is helpful to evaluate the wear resistance and impact resistance of the pipe material 2, and provides an effective testing means for quality control and improvement of the pipe material 2, the transmission structure 5 includes an extension rod 6 fixedly connected to the outer side of the support 3, an electric telescopic rod 7 fixedly connected to the side of the extension rod 6 away from the support 3, a toothed plate 8 fixedly connected to the output end of the electric telescopic rod 7, a gear 9 fixedly connected to the outer end of the shaft 4 and located at the top of the toothed plate 8, the teeth on the surface of the gear 9 and the teeth on the top of the toothed plate 8 are meshed with each other, the bottom of the support 3 is provided with a base 10, the top of the base 10 is fixedly connected with a guide frame 11, the side of the guide frame 11 away from the base 10 extends to the inside of the support 3 and is slidably connected with the support 3, the support 3 can vertically lift the friction shell 1 on the surface of the guide frame 11, the bottom of the toothed plate 8 is fixedly connected with a vertical plate 12, the side of the vertical plate 12 away from the toothed plate 8 is movably connected with a roller 13 through a pin shaft, the both sides of the top of the base 10 are fixedly connected with corrugated frames 14 located at the bottom of the roller 13, the top of the corrugated frame 14 is provided with a corrugated groove, the roller 13 can contact with the corrugated frame 14 and vertically lift and oscillate by using the corrugated groove during the horizontal displacement of the roller 13 carried by the toothed plate 8, the both sides of the friction shell 1 are provided with sealing frames 15, the surface of the sealing frame 15 is hollow, the side of the sealing frame 15 close to the friction shell 1 extends to the inside of the friction shell 1 and is threadedly connected with the friction shell 1, the surface of the friction shell 1 is sleeved with an outer ring 16, the surface of the friction shell 1 is fixedly connected with limiting rings 17 located on the both sides of the outer ring 16, the friction shell 1 can rotate in the inside of the outer ring 16, and the shaft 4 is fixedly connected to the surface of the outer ring 16.

[0032] Specifically, the plastic pipe testing device is used in the working process: the plastic pipe 2 to be tested is placed in the interior of the friction shell 1. The friction shell 1 is designed to be able to swing, and the front and back surfaces are both movably connected through the support 3 and the shaft 4. In this way, the friction shell 1 can swing in the interior of the support 3 when subjected to a driving force, and then the sliding displacement of the interior pipe 2 is caused by the inclined sliding force, the simulation of the friction and collision in the actual use is realized, the transmission structure 5 is started, the transmission structure 5 is composed of the electric telescopic rod 7, the toothed plate 8 and the gear 9, the output end of the electric telescopic rod 7 is fixedly connected with the toothed plate 8, and the teeth on the top of the toothed plate 8 are meshed with the teeth on the surface of the gear 9 fixed on the outer end of the shaft 4. When the electric telescopic rod 7 works, it will drive the toothed plate 8 to move horizontally. Due to the meshing relationship between the teeth, the movement of the toothed plate 8 will be converted into the rotation of the gear 9, and then the shaft 4 and the friction shell 1 connected with the shaft 4 are swung. In the process of swinging of the friction shell 1, the base 10 and the guide frame 11 are arranged at the bottom of the support 3. The friction shell 1 can move vertically on the surface of the guide frame 11. This design can further simulate the stress condition of the pipe 2 in different directions, improve the comprehensiveness of the test, in addition, the bottom of the toothed plate 8 is fixedly connected with the vertical plate 12 and the roller 13, the roller 13 can roll in the corrugated groove of the corrugated frame 14, when the toothed plate 8 moves horizontally, the roller 13 will contact the corrugated frame 14, and the vertical lifting oscillation is generated by the shape of the corrugated groove, so that the friction shell 1 can be automatically driven to vertically lift and oscillate, and the detection effect is improved. In addition, the surface of the friction shell 1 is further sleeved with the outer ring 16, and the outer ring 16 is fixed on both sides of the outer ring 16 through the limiting ring 17. This design allows the friction shell 1 to rotate in the interior of the outer ring 16, and the shaft 4 is fixedly connected to the surface of the outer ring 16. In this way, the swinging and rotation of the friction shell 1 can be more flexible during the test, and the complex stress condition of the pipe 2 in the actual use is further simulated.

[0033] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited to this. Any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A plastic pipe testing device, comprising a friction shell (1); a pipe (2) placed inside the friction shell (1); characterized in that The front and back of the friction shell (1) are provided with supports (3), the outer side of the friction shell (1) is provided with a shaft (4), the outer end of the shaft (4) penetrates through the support (3) and is movably connected with the support (3), the friction shell (1) can swing on the inner side of the support (3) and make the internal pipe (2) slide and displace by using the sliding force of inclination, the outer side of the support (3) is provided with a transmission structure (5), the transmission structure (5) can automatically drive the friction shell (1) to swing.

2. The plastic pipe testing apparatus of claim 1, wherein, The transmission structure (5) comprises an extension rod (6) fixedly connected to the outer side of the support (3), the side of the extension rod (6) away from the support (3) is fixedly connected with an electric telescopic rod (7), the output end of the electric telescopic rod (7) is fixedly connected with a toothed plate (8), the outer end of the shaft (4) penetrates through the support (3) and is fixedly connected with a gear (9) located at the top of the toothed plate (8), the teeth on the surface of the gear (9) are engaged with the teeth at the top of the toothed plate (8).

3. The plastic pipe testing apparatus of claim 2, wherein, The bottom of the support (3) is provided with a base (10), the top of the base (10) is fixedly connected with a guide frame (11), the side of the guide frame (11) away from the base (10) extends to the inside of the support (3) and is slidably connected with the support (3), the support (3) can vertically lift the friction shell (1) on the surface of the guide frame (11).

4. The plastic pipe testing apparatus of claim 3, wherein, The bottom of the toothed plate (8) is fixedly connected with a vertical plate (12), the side of the vertical plate (12) away from the toothed plate (8) is movably connected with a roller (13) through a pin shaft, the both sides of the top of the base (10) are fixedly connected with corrugated frames (14) located at the bottom of the roller (13), the top of the corrugated frame (14) is provided with a corrugated groove, the roller (13) can contact with the corrugated frame (14) and vertically lift and oscillate by using the corrugated groove during the horizontal displacement of the roller (13) carried by the toothed plate (8) through the vertical plate (12).

5. The plastic pipe testing apparatus of claim 1, wherein, Both sides of the friction shell (1) are provided with sealing frames (15), the surface of the sealing frame (15) is hollow, the side of the sealing frame (15) close to the friction shell (1) extends to the inside of the friction shell (1) and is threadedly connected with the friction shell (1).

6. The plastic pipe testing apparatus of claim 1, wherein, The surface of the friction shell (1) is sleeved with an outer ring (16), the surface of the friction shell (1) is fixedly connected with limiting rings (17) located at both sides of the outer ring (16), the friction shell (1) can rotate inside the outer ring (16), and the shaft (4) is fixedly connected to the surface of the outer ring (16).

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