Device for measuring outer diameter and wall thickness of glass fiber reinforced plastic pipeline

Abstract

The utility model relates to an outer diameter and wall thickness measuring device for a glass fiber reinforced plastic pipeline, which comprises a pipeline body and an outer sleeve, movable cavities are arranged at two ends of the outer sleeve, a measuring component is arranged in the movable cavity at one end of the outer sleeve, a supporting component is arranged in the movable cavity at the other end of the outer sleeve, and a fixing component is arranged on the outer surface of the outer sleeve. The fixing assembly is used for limiting and fixing the measuring assembly and the supporting assembly, the measuring assembly comprises a movable rod, and the supporting assembly comprises a supporting rod; through the arrangement of the movable cavity, the spring, the movable rod and the supporting block, the device can be directly supported on the inner wall of a pipeline body during measurement, so that the device can be automatically aligned with the center line of the inner wall of the pipeline, measured data are more accurate, and the device is more accurate in measurement by being matched with springback of the spring. And the supporting rod and the movable rod can automatically pop out to be supported on the inner wall of the pipeline body, so that detection is more convenient and faster.

Description

Technical Field

[0001] The utility model relates to the technical field of pipeline measuring devices, in particular to a device for measuring the outer diameter and wall thickness of a glass fiber reinforced plastic pipeline. Background Art

[0002] FRP pipe is a lightweight, high-strength, corrosion-resistant non-metallic pipe. FRP sand-filled pipe is accepted by the majority of users for its excellent chemical corrosion resistance, light weight and high strength, no scaling, strong seismic resistance, long service life compared with ordinary steel pipes, low comprehensive cost, quick installation, safety and reliability, etc.

[0003] At present, before the installation and docking of FRP pipes, their outer diameter and wall thickness need to be measured to facilitate the subsequent installation and docking. However, most of the current measuring devices cannot effectively find the center line inside the pipe when in use, resulting in offset during measurement, making the measured outer diameter data inaccurate, and the operation is also inconvenient during measurement, which reduces the efficiency of measurement. Therefore, it is necessary to design a FRP pipe outer diameter and wall thickness measuring device that is easy to align with the center line of the inner wall of the pipe and is easy and quick to operate to solve the above problems. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a device for measuring the outer diameter and wall thickness of a glass fiber reinforced plastic pipe, which is used to solve the problems raised by the above-mentioned background technology.

[0005] The utility model discloses a device for measuring the outer diameter and wall thickness of a glass fiber reinforced plastic pipe, comprising a pipe body and an outer sleeve, wherein movable cavities are provided at both ends of the outer sleeve, a measuring component is arranged in the movable cavity at one end of the outer sleeve, a supporting component is arranged in the movable cavity at the other end of the outer sleeve, and a fixing component is arranged on the outer surface of the outer sleeve; the fixing component is used for limiting and fixing the measuring component and the supporting component, the measuring component comprises a movable rod, the supporting component comprises a supporting rod, and scale lines are arranged on the outer surfaces of the movable rod and the supporting rod.

[0006] As a further improvement of the utility model, the measuring assembly also includes a spring, a first support block and a measuring plate. There are two springs and they are respectively arranged inside two movable cavities. The movable rod is movably clamped in the movable cavity and the bottom end contacts the top of the spring.

[0007] As a further improvement of the present invention, the first support block is arranged at the top of the movable rod, the top of the first support block is an arc-shaped surface and fits with the arc of the inner wall of the pipeline body, the measuring plate is arranged on the front of the first support block and has an L-shaped structure design, and scale lines are arranged on both sides of the measuring plate in the vertical direction.

[0008] As a further improvement of the present invention, the support assembly further includes a second support block and a limit block, and the support rod is movably clamped in the movable cavity at the bottom end of the outer sleeve and contacts with a spring arranged in the movable cavity.

[0009] As a further improvement of the present invention, the second support block is arranged at the bottom end of the support rod, the bottom end surface of the second support block is an arc-shaped surface and fits in the arc shape of the inner wall of the pipeline body, the limit block is arranged on the front side of the second support block and has an L-shaped structure design, and the length of the limit block is less than the length of the measuring plate.

[0010] As a further improvement of the present invention, the fixing assembly includes a fixing rod, a handle and a fixing socket. The fixing sockets are opened on both sides of the outer sleeve near the center. The fixing rod is movably inserted into the fixing sockets and inserted into the movable rod and the support rod.

[0011] As a further improvement of the present invention, the handle is arranged at the central position of the front side of the outer sleeve and is arranged vertically, and the outer surface of the handle is wrapped with a non-slip rubber pad.

[0012] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0013] 1. The utility model provides an active cavity and a spring, as well as an active rod and a support block, so that when measuring, it can be directly supported on the inner wall of the pipeline body, thereby automatically aligning with the center line of the inner wall of the pipeline, making the measured data more accurate, and with the rebound of the spring, the support rod and the active rod can automatically pop out and support on the inner wall of the pipeline body, making the detection more convenient and quick;

[0014] 2. At the same time, the measuring plate is used in conjunction with the scale line to measure the wall thickness of the pipeline body while measuring the inner diameter of the pipeline body, which further speeds up the measurement of the pipeline body. The fixed plug rod and the fixed plug hole can be used to compress the movable rod and the support rod back into the movable cavity for storage when not in use, which is convenient for the next use. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The drawings described herein are used to provide a further understanding of the present application and constitute a part of the present application. The illustrative embodiments of the present application and their descriptions are used to explain the present application and do not constitute an improper limitation on the present application. In the drawings:

[0016] Figure 1 This is a schematic diagram of the overall front view and cross-sectional structure of the utility model;

[0017] Figure 2 It is a schematic diagram of the overall three-dimensional structure of the utility model;

[0018] Figure 3 For this utility model Figure 2 A is an enlarged structural diagram of FIG.

[0019] In the figure: 01, pipe body; 02, outer sleeve; 021, fixed plug rod; 022, handle; 023, fixed socket; 03, movable cavity; 031, spring; 032, movable rod; 033, first support block; 034, measuring plate; 035, scale line; 04, support rod; 041, second support block; 042, limit block. DETAILED DESCRIPTION

[0020] The following will disclose multiple embodiments of the present invention with diagrams. For the purpose of clear description, many physical details will be described together in the following description. However, it should be understood that these physical details should not be used to limit the present invention. In other words, in some embodiments of the present invention, these physical details are not necessary. In addition, for the purpose of simplifying the diagram, some conventional structures and components will be depicted in a simple schematic manner in the diagram.

[0021] In addition, the terms "horizontal", "vertical", "overhanging" and the like do not mean that the components are required to be absolutely horizontal or overhanging, but can be slightly tilted. For example, "horizontal" only means that its direction is more horizontal than "vertical", and does not mean that the structure must be completely horizontal, but can be slightly tilted.

[0022] In the description of this technology, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in this technology can be understood according to specific circumstances.

[0023] In addition, the technical solutions between the various embodiments can be combined with each other, but it must be based on the fact that ordinary technicians in the field can implement it. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such combination of technical solutions does not exist and is not within the scope of protection required by the present utility model.

[0024] See also Figure 1-3The utility model includes a pipe body 01 and an outer sleeve 02. Both ends of the outer sleeve 02 are provided with movable cavities 03. A measuring component is arranged in the movable cavity 03 at one end of the outer sleeve 02, and a supporting component is arranged in the movable cavity 03 at the other end of the outer sleeve 02. A fixing component is arranged on the outer surface of the outer sleeve 02; the fixing component is used to limit and fix the measuring component and the supporting component. The measuring component includes a movable rod 032, and the supporting component includes a support rod 04. The outer surfaces of the movable rod 032 and the support rod 04 are both provided with scale lines 035.

[0025] See also Figure 1 and Figure 3 In this embodiment, in order to better measure the inner diameter and wall thickness of the pipe body 01, the measuring assembly further includes a spring 031, a first support block 033 and a measuring plate 034. There are two springs 031, which are respectively arranged inside the two movable chambers 03. The movable rod 032 is movably connected to the movable chamber 03 and the bottom end is in contact with the top of the spring 031. The first support block 033 is fixedly connected to the movable rod 032, and the measuring plate 034 is fixedly connected to the first support block 033.

[0026] The first support block 033 is arranged at the top of the movable rod 032. The top of the first support block 033 is an arc surface and fits with the arc of the inner wall of the pipeline body 01. The measuring plate 034 is arranged on the front of the first support block 033 and has an L-shaped structure design. Scale lines 035 are arranged on both sides of the measuring plate 034 along the vertical direction.

[0027] See also Figure 1 and Figure 2 It should be noted that, in order to better cooperate with the movable rod 032 to measure the pipeline body 01, the support assembly also includes a second support block 041 and a limit block 042, the support rod 04 is movably connected to the inside of the movable cavity 03 at the bottom end of the outer sleeve 02 and contacts the spring 031 arranged in the movable cavity 03, the second support block 041 is fixedly connected to the support rod 04, and the limit block 042 is fixedly connected to the second support block 041;

[0028] The second support block 041 is arranged at the bottom end of the support rod 04. The bottom end surface of the second support block 041 is an arc surface and fits with the arc of the inner wall of the pipeline body 01. The limit block 042 is arranged on the front of the second support block 041 and has an L-shaped structure design. The length of the limit block 042 is less than the length of the measuring plate 034.

[0029] See also Figure 2 and Figure 3Specifically, in order to make it more convenient for the staff to measure and use, the fixing assembly includes a fixing rod 021, a handle 022 and a fixing hole 023. The fixing hole 023 is provided at both sides of the outer sleeve 02 near the center. The fixing rod 021 is movably plugged into the fixing hole 023 and inserted into the movable rod 032 and the support rod 04.

[0030] The handle 022 is arranged at the central position of the front of the outer sleeve 02 and is arranged vertically. The outer surface of the handle 022 is wrapped with a non-slip rubber pad. The handle 022 is fixedly connected to the outer sleeve 02. The length of the outer sleeve 02 is a fixed length of 30 cm. The thickness of the first support block 033 and the second support block 041 is also a fixed thickness of 3 cm.

[0031] When it is necessary to measure the pipe body 01, first compress the movable rod 032 and the support rod 04 back into the movable cavity 03, and insert the fixed plug rod 021 into the fixed plug hole 023 and into the movable rod 032 and the support rod 04, fix the retracted support rod 04 and the movable rod 032, then grab the handle 022 to insert the limit block 042 into the edge below the pipe body 01, and then pull out the fixed plug rod 021, and under the rebound of the spring 031, the support rod 04 and the movable rod 032 are popped out from the movable cavity 03, so that the first support block 033 and the second support block 033 are The support block 041 is supported at the top and bottom ends of the inner wall of the pipe body 01. At this time, the staff only needs to observe the exposed length of the scale lines 035 on the movable rod 032 and the support rod 04, plus the fixed length of 30 cm of the outer sleeve 02, and the fixed length of 3 cm of the first support block 033 and the second support block 041, to obtain the inner diameter length of the pipe body 01. In combination with the scale lines 035 on both sides of the measuring plate 034, the staff can quickly and intuitively see the wall thickness of the pipe body 01, so that the staff can quickly measure the inner diameter and wall thickness data of the pipe body 01.

[0032] The above description is only an embodiment of the present invention and is not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and variations. Any modification, equivalent substitution, improvement, etc. made within the spirit and principle of the present invention shall be included in the scope of the claims of the present invention.

Claims

1. A device for measuring the outer diameter and wall thickness of a glass fiber reinforced plastic pipe, comprising a pipe body (01) and an outer sleeve (02), characterized in that: Both ends of the outer sleeve (02) are provided with movable cavities (03); a measuring component is arranged in the movable cavity (03) at one end of the outer sleeve (02); a supporting component is arranged in the movable cavity (03) at the other end of the outer sleeve (02); and a fixing component is arranged on the outer surface of the outer sleeve (02); The fixing assembly is used to limit and fix the measuring assembly and the supporting assembly. The measuring assembly comprises a movable rod (032), and the supporting assembly comprises a supporting rod (04). The outer surfaces of the movable rod (032) and the supporting rod (04) are both provided with scale lines (035).

2. The device for measuring outer diameter and wall thickness of a glass fiber reinforced plastic pipe according to claim 1, characterized in that: The measuring assembly further comprises a spring (031), a first support block (033) and a measuring plate (034); the spring (031) has two springs and is respectively arranged inside two movable chambers (03); the movable rod (032) is movably engaged in the movable chamber (03) and the bottom end is in contact with the top end of the spring (031).

3. The device for measuring the outer diameter and wall thickness of a glass fiber reinforced plastic pipe according to claim 2, characterized in that: The first support block (033) is arranged at the top of the movable rod (032); the top of the first support block (033) is an arc-shaped surface and fits in the arc shape of the inner wall of the pipeline body (01); the measuring plate (034) is arranged on the front of the first support block (033) and has an L-shaped structure design; scale lines (035) are arranged on both sides of the measuring plate (034) along the vertical direction.

4. The device for measuring outer diameter and wall thickness of a glass fiber reinforced plastic pipe according to claim 1, characterized in that: The support assembly also includes a second support block (041) and a limit block (042); the support rod (04) is movably engaged with the inside of the movable cavity (03) at the bottom end of the outer sleeve (02) and is in contact with a spring (031) disposed in the movable cavity (03).

5. The device for measuring the outer diameter and wall thickness of a glass fiber reinforced plastic pipe according to claim 4, characterized in that: The second support block (041) is arranged at the bottom end of the support rod (04); the bottom end surface of the second support block (041) is an arc-shaped surface and fits in the arc shape of the inner wall of the pipeline body (01); the limit block (042) is arranged on the front of the second support block (041) and has an L-shaped structure design; the length of the limit block (042) is less than the length of the measuring plate (034).

6. The device for measuring outer diameter and wall thickness of a glass fiber reinforced plastic pipe according to claim 1, characterized in that: The fixing assembly comprises a fixing rod (021), a handle (022) and a fixing hole (023). The fixing holes (023) are arranged at positions close to the center on both sides of the outer sleeve (02). The fixing rod (021) is movably inserted into the fixing hole (023) and inserted into the movable rod (032) and the support rod (04).

7. The device for measuring the outer diameter and wall thickness of a glass fiber reinforced plastic pipe according to claim 6, characterized in that: The handle (022) is arranged at the central position of the front side of the outer sleeve (02) and is arranged vertically, and the outer surface of the handle (022) is wrapped with an anti-slip rubber pad.

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