Residual stress measuring instrument convenient to fold and carry

Abstract

The utility model relates to the technical field of residual stress measurement, in particular to a residual stress measuring instrument convenient to fold and carry, which comprises a hollow rod and a mounting assembly, the mounting assembly comprises a sliding rod, a blocking plate, a transverse rod, a vertical cylinder, a vertical plate, a fixed rod, a clamping plate, a probe body, a power component and a driving component, the sliding rod is slidably mounted on one side of the hollow rod, the probe body is fixedly mounted on the side, away from the hollow rod, of the sliding rod, and the blocking plate is fixedly mounted on the side, away from the probe body, of the hollow rod; the vertical cylinder is rotatably mounted on the side, close to the hollow rod, of the blocking plate, the vertical plate is slidably mounted on the side, away from the blocking plate, of the vertical cylinder, the fixed rod is slidably connected with the vertical plate and slidably connected with the vertical cylinder, the power component is arranged on the vertical plate and connected with the fixed rod, the clamping plate is fixedly mounted on the side, away from the blocking plate, of the vertical plate, and the driving component is connected with the sliding rod and connected with the hollow rod. And the cross rod is slidably mounted on the side, away from the vertical cylinder, of the baffle plate, so that the equipment can conveniently measure steel pipe bodies of different specifications and sizes.

Description

Technical Field

[0001] The utility model relates to the technical field of residual stress measurement, in particular to a residual stress measurement instrument which is convenient to fold and carry. Background Technique

[0002] The measurement methods of residual stress are mainly divided into two categories: destructive and non-destructive. Destructive testing methods: also known as stress relief methods or mechanical methods. These methods release residual stress by locally damaging or separating the workpiece, and calculate the residual stress by measuring the physical quantity changes during the stress release process. Non-destructive testing methods: include physical methods such as X-ray diffraction method, neutron diffraction method, magnetic method, ultrasonic method, and indentation strain method, etc. These methods do not require damaging the workpiece, and calculate the residual stress by measuring the physical property changes inside the workpiece. During the measurement process of ordinary equipment, it is inconvenient for the staff to install the equipment on the steel pipe body to measure the steel pipe body, thus affecting the use effect of the equipment.

[0003] The prior art CN215114950U discloses a seamless steel pipe residual stress measurement instrument which is convenient to fold and carry, including a fixing block, an ultrasonic detection probe, a U-shaped rod, a folding rod, a connecting slide rod, a thrust spring, a hollow rod, a first clamping plate, a second clamping plate and a steel pipe body. An ultrasonic detection probe is arranged in the middle of the fixing block. Pull the U-shaped rod and the folding rod to make the U-shaped rod and the folding rod move away from each other. Pull the hollow rod to move at both ends of the connecting slide rod. The thrust spring deforms under the action of the hollow rod to make the U-shaped rod and the folding rod move. The U-shaped rod drives the first clamping plate, and the folding rod drives the second clamping plate to cooperate and clamp on both sides of the steel pipe body, and then drives the fixing block to drive the ultrasonic detection probe to approach the steel pipe body to perform ultrasonic detection on the residual stress on the steel pipe body, so that it is convenient for the staff to install the equipment on the steel pipe body to measure the steel pipe body, thereby improving the use effect of the equipment.

[0004] During normal use, due to the different specifications and sizes of the steel pipe bodies, when the prior art installs the equipment on steel pipe bodies of different specifications, it is inconvenient for the staff to adjust the distance between the ultrasonic detection probe and the steel pipe body, resulting in the equipment being inconvenient to measure steel pipe bodies of different specifications and sizes. Content of the Utility Model

[0005] The purpose of the utility model is to provide a residual stress measurement instrument which is convenient to fold and carry, and solves the problem that when the prior art installs the equipment on steel pipe bodies of different specifications, it is inconvenient for the staff to adjust the distance between the ultrasonic detection probe and the steel pipe body, resulting in the equipment being inconvenient to measure steel pipe bodies of different specifications and sizes.

[0006] To achieve the above object, the present utility model provides a residual stress measuring instrument that is convenient for folding and carrying, including a hollow rod and a mounting assembly; the mounting assembly includes a sliding rod, a blocking plate, a cross bar, a vertical cylinder, a vertical plate, a fixed rod, a clamping plate, a probe body, a power member, and a driving member. The sliding rod is slidably mounted on one side of the hollow rod, the probe body is fixedly mounted on the side of the sliding rod away from the hollow rod, the blocking plate is fixedly mounted on the side of the hollow rod away from the probe body, the vertical cylinder is rotatably mounted on the side of the blocking plate close to the hollow rod, the vertical plate is slidably mounted on the side of the vertical cylinder away from the blocking plate, the fixed rod is slidably connected to the vertical plate and is also slidably connected to the vertical cylinder, the power member is arranged on the vertical plate and is connected to the fixed rod, the clamping plate is fixedly mounted on the side of the vertical plate away from the blocking plate, the driving member is connected to the sliding rod and is also connected to the hollow rod, and the cross bar is slidably mounted on the side of the blocking plate away from the vertical cylinder.

[0007] Wherein, the driving member includes a slider and a driving spring. The slider is fixedly connected to the sliding rod and is slidably connected to the hollow rod; one end of the driving spring is connected to the hollow rod, and the other end of the driving spring is connected to the slider.

[0008] Wherein, the power member includes a moving block and a power spring. The moving block is slidably connected to the vertical plate and is fixedly connected to the fixed rod; one end of the power spring is connected to the moving block, and the other end of the power spring is connected to the vertical plate.

[0009] Wherein, the vertical cylinder has a positioning hole, and the positioning hole is located on the side of the vertical cylinder close to the fixed rod and cooperates with the fixed rod.

[0010] Wherein, the mounting assembly further includes a limiting block and a limiting frame. The limiting frame is fixedly connected to the vertical plate and is located on the side of the vertical plate close to the vertical cylinder; the limiting block is slidably connected to the limiting frame and is fixedly connected to the vertical cylinder.

[0011] A residual stress measuring instrument that is convenient for folding and carrying according to the present utility model. Rotate the vertical cylinder to drive the vertical plate and the clamping plate to rotate. Pull the vertical plate to move on the vertical cylinder. The power spring drives the moving block to drive the fixed rod to move on the through hole of the vertical plate. At the same time, the fixed rod is inserted into the positioning hole to adjust the position of the clamping plate. Pull the two hollow rods to move on both ends of the sliding rod. The driving spring drives the slider to drive the sliding rod to move on the hollow rod. The hollow rod drives the vertical cylinder, the vertical plate and the clamping plate to move. The two clamping plates are clamped on both sides of the steel pipe body. Install the device on the steel pipe body, so that the probe body is close to the steel pipe body for ultrasonic measurement, which makes it convenient for the staff to adjust the distance between the probe body and the steel pipe body, so as to realize that the device is convenient for measuring steel pipe bodies of different specifications and sizes. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings required for the description of the embodiments or the prior art.

[0013] Figure 1 FIG. 9 is a schematic diagram of the overall structure of the residual stress measuring instrument that is convenient for folding and carrying according to the first embodiment of the present utility model.

[0014] Figure 2 FIG. 13 is a schematic diagram of the structure of the vertical cylinder and the vertical plate of the present utility model.

[0015] Figure 3 FIG. 17 is a schematic diagram of the structure of the blocking plate and the cross bar of the present utility model.

[0016] Figure 4 FIG. 21 is a schematic diagram of the structure of the sliding rod and the slider of the present utility model.

[0017] Figure 5 FIG. 25 is a schematic diagram of the structure of the limiting block and the limiting frame of the present utility model.

[0018] In the figure: 101 - hollow rod, 102 - sliding rod, 103 - blocking plate, 104 - cross bar, 105 - vertical cylinder, 106 - vertical plate, 107 - fixed rod, 108 - clamping plate, 109 - probe body, 110 - slider, 111 - driving spring, 112 - moving block, 113 - power spring, 114 - positioning hole, 201 - limiting block, 202 - limiting frame. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0019] The following will describe in detail the embodiments of the present utility model. The examples of the embodiments are shown in the drawings. The embodiments described below by referring to the drawings are exemplary and are intended to explain the present utility model and should not be construed as a limitation to the present utility model.

[0020] The first embodiment of this application is as follows:

[0021] Please refer to Figures 1-4 , Figure 1 which is a schematic diagram of the overall structure of the residual stress measuring instrument that is convenient for folding and carrying in the first embodiment of the present utility model, Figure 2 which is a schematic diagram of the structure of the vertical cylinder and the vertical plate of the present utility model, Figure 3 which is a schematic diagram of the structure of the blocking plate and the cross bar of the present utility model, Figure 4 which is a schematic diagram of the structure of the sliding rod and the slider of the present utility model. The present utility model provides a residual stress measuring instrument that is convenient for folding and carrying, including a hollow rod 101 and an installation component; the installation component includes a sliding rod 102, a blocking plate 103, a cross bar 104, a vertical cylinder 105, a vertical plate 106, a fixed rod 107, a clamping plate 108, a probe body 109, a power component and a driving component. The driving component includes a slider 110 and a driving spring 111, the power component includes a moving block 112 and a power spring 113. The vertical cylinder 105 has a positioning hole 114. Through the foregoing solution, the problem in the prior art that when installing the device on steel pipe bodies of different specifications, it is inconvenient for the staff to adjust the distance between the ultrasonic detection probe and the steel pipe body, resulting in the device being inconvenient to measure steel pipe bodies of different specifications and sizes is solved. It can be understood that the foregoing solution can be used in the case where the specifications and sizes of the steel pipe bodies are different.

[0022] For this specific embodiment, by rotating the vertical cylinder 105 to drive the vertical plate 106 and the clamping plate 108 to rotate, pulling the vertical plate 106 to move on the vertical cylinder 105, the power component drives the fixed rod 107 to insert into the positioning hole of the vertical cylinder 105 to adjust the position of the clamping plate 108, pulling the two hollow rods 101 to move at both ends of the sliding rod 102, the driving component drives the hollow rod 101 to drive the vertical cylinder 105, the vertical plate 106 and the clamping plate 108 to move, and the two clamping plates 108 are clamped on both sides of the steel pipe body to install the device on the steel pipe body, so that the probe body 109 is close to the steel pipe body for ultrasonic measurement, making it convenient for the staff to adjust the distance between the probe body 109 and the steel pipe body, thereby realizing that the device is convenient to measure steel pipe bodies of different specifications and sizes.

[0023] Among them, the sliding rod 102 is slidably installed on one side of the hollow rod 101, the probe body 109 is fixedly installed on the side of the sliding rod 102 away from the hollow rod 101, the blocking plate 103 is fixedly installed on the side of the hollow rod 101 away from the probe body 109, the vertical cylinder 105 is rotatably installed on the side of the blocking plate 103 close to the hollow rod 101, the vertical plate 106 is slidably installed on the side of the vertical cylinder 105 away from the blocking plate 103, the fixed rod 107 is slidably connected to the vertical plate 106 and is also slidably connected to the vertical cylinder 105, the power member is arranged on the vertical plate 106 and is connected to the fixed rod 107, the clamping plate 108 is fixedly installed on the side of the vertical plate 106 away from the blocking plate 103, the driving member is connected to the sliding rod 102 and is also connected to the hollow rod 101, the cross bar 104 is slidably installed on the side of the blocking plate 103 away from the vertical cylinder 105, one end of the hollow rod 101 is hollow, the other end of the hollow rod 101 is designed with a sliding hole, there are multiple hollow rods 101, there are multiple sliding rods 102, the sliding rods 102 are T-shaped, there are multiple driving members, the driving members are arranged inside the hollow rod 101, and the driving members drive the end of the horizontal part of the sliding rod 102 to move on the sliding hole of the hollow rod 101. The probe body 109 has the same structure as the ultrasonic detection probe in the prior art CN215114950U, a seamless steel pipe residual stress measuring instrument that is convenient to fold and carry. There are multiple probe bodies 109, the probe bodies 109 are located at the end of the vertical part of the sliding rod 102, there are multiple blocking plates 103, the side of the blocking plate 103 is designed with a sliding cavity, there are multiple cross bars 104, and the end of the cross bar 104 is slidably connected to the sliding cavity of the blocking plate 103. The bottom end of the vertical cylinder 105 is hollow, the top end of the vertical cylinder 105 is designed with a mounting groove, the side of the vertical cylinder 105 is designed with multiple positioning holes, there are multiple vertical cylinders 105, and the top end of the vertical cylinder 105 is rotatably connected to the blocking plate 103 through a shaft rod. There are multiple vertical plates 106, the inner side of the top end of the vertical plate 106 is designed with a sliding cavity, the side of the vertical plate 106 is designed with through holes, the outer side of the vertical plate 106 is slidably connected to the inner side of the vertical cylinder 105. There are multiple power members and multiple fixed rods 107. The power members drive the fixed rods 107 to move on the through holes of the vertical plate 106 and the positioning holes of the vertical cylinder 105. The side of the clamping plate 108 is designed with a positioning groove, there are multiple clamping plates 108, and the top of the clamping plate 108 is fixedly connected to the bottom end of the vertical plate 106. By rotating the vertical cylinder 105, the vertical plate 106 and the clamping plate 108 are driven to rotate, pulling the vertical plate 106 to move on the vertical cylinder 105, and the power member drives the fixed rod 107 to insert into the positioning hole of the vertical cylinder 105 to adjust the position of the clamping plate 108.Pull the two hollow rods 101 to move on both ends of the sliding rod 102. The driving member drives the hollow rods 101 to drive the vertical cylinder 105, the vertical plate 106 and the clamping plate 108 to move. The two clamping plates 108 are clamped on both sides of the steel pipe body, and the device is installed on the steel pipe body, so that the probe body 109 is close to the steel pipe body for ultrasonic measurement, facilitating the staff to adjust the distance between the probe body 109 and the steel pipe body, thereby enabling the device to easily measure steel pipe bodies of different specifications and sizes.

[0024] Secondly, the slider 110 is fixedly connected to the sliding rod 102 and slidably connected to the hollow rod 101. One end of the driving spring 111 is connected to the hollow rod 101, and the other end of the driving spring 111 is connected to the slider 110. The outer side of the slider 110 is slidably connected to the inner side of the hollow rod 101. The side surface of the slider 110 is fixedly connected to the end of the horizontal end of the sliding rod 102. The driving spring 111 is located inside the hollow rod 101 to support the slider 110. The driving spring 111 drives the slider 110 to drive the sliding rod 102 to move on the hollow rod 101, thereby driving the sliding rod 102 to move.

[0025] Then, the moving block 112 is slidably connected to the vertical plate 106 and fixedly connected to the fixed rod 107. One end of the power spring 113 is connected to the moving block 112, and the other end of the power spring 113 is connected to the vertical plate 106. The side surface of the moving block 112 is fixedly connected to the end of the fixed rod 107. The outer side of the moving block 112 is slidably connected to the sliding cavity of the vertical plate 106. The power spring 113 is located inside the sliding cavity of the vertical plate 106 to support the moving block 112. The power spring 113 drives the moving block 112 to drive the fixed rod 107 to move on the through hole of the vertical plate 106, thereby driving the fixed rod 107 to insert into the positioning hole of the vertical cylinder 105.

[0026] Finally, the vertical cylinder 105 has positioning holes 114. The positioning holes 114 are located on the side of the vertical cylinder 105 close to the fixed rod 107 and cooperate with the fixed rod 107. There are multiple positioning holes 114, which are located on the side surface of the vertical cylinder 105. The positioning holes 114 are slidably connected to the outer side of the fixed rod 107. The power spring 113 drives the moving block 112 to drive the fixed rod 107 to move, and the fixed rod 107 inserts into the positioning holes 114, thereby realizing the connection between the vertical cylinder 105 and the fixed rod 107.

[0027] When using a residual stress measuring instrument that is convenient for folding and carrying according to this embodiment, rotate the vertical cylinder 105 to drive the vertical plate 106 and the clamping plate 108 to rotate, pull the vertical plate 106 to move on the vertical cylinder 105, and the power spring 113 drives the moving block 112 to drive the fixed rod 107 to move on the through hole of the vertical plate 106. At the same time, the fixed rod 107 is inserted into the positioning hole 114 to adjust the position of the clamping plate 108. Pull the two hollow rods 101 to move at both ends of the sliding rod 102, and the driving spring 111 drives the slider 110 to drive the sliding rod 102 to move on the hollow rod 101. The hollow rod 101 drives the vertical cylinder 105, the vertical plate 106 and the clamping plate 108 to move. The two clamping plates 108 are clamped on both sides of the steel pipe body, and the device is installed on the steel pipe body, so that the probe body 109 is close to the steel pipe body for ultrasonic measurement, which makes it convenient for the staff to adjust the distance between the probe body 109 and the steel pipe body, thereby realizing that the device is convenient for measuring steel pipe bodies of different specifications and sizes.

[0028] The second embodiment of this application is:

[0029] Please refer to Figure 5 , Figure 5 which is a structural schematic diagram of the limiting block and the limiting frame of the present utility model. On the basis of the first embodiment, the installation component of this embodiment further includes a limiting block 201 and a limiting frame 202.

[0030] For this specific embodiment, the vertical plate 106 drives the limiting frame 202 to move on the limiting block 201 to limit the moving angle of the vertical plate 106, and at the same time limit the moving angle of the vertical plate 106, thereby improving the stability of the vertical plate 106 during movement.

[0031] Among them, the limiting frame 202 is fixedly connected to the vertical plate 106 and is located on the side of the vertical plate 106 close to the vertical cylinder 105; the limiting block 201 is slidably connected to the limiting frame 202 and is fixedly connected to the vertical cylinder 105. An installation groove is designed on the side surface of the vertical plate 106, and a limiting groove is designed on the side surface of the limiting frame 202. There are multiple limiting frames 202, and the outer side of the closed end of the limiting frame 202 is fixedly connected to the installation groove of the vertical plate 106. There are multiple limiting blocks 201, and the limiting blocks 201 are located at the inner bottom end of the vertical cylinder 105. The limiting block 201 is slidably connected to the limiting groove of the limiting frame 202. The vertical plate 106 drives the limiting frame 202 to move on the limiting block 201 to limit the moving angle of the vertical plate 106, and at the same time limit the moving angle of the vertical plate 106, thereby improving the stability of the vertical plate 106 during movement.

[0032] When using a residual stress measuring instrument that is convenient for folding and carrying according to this embodiment, the vertical plate 106 drives the limiting frame 202 to move on the limiting block 201, limits the moving angle of the vertical plate 106, and at the same time limits the moving angle of the vertical plate 106, thereby improving the stability of the vertical plate 106 during movement.

[0033] The above-disclosed are only one or more preferred embodiments of the present application, and the scope of rights of the present application cannot be limited thereby. Those of ordinary skill in the art can understand all or part of the processes of implementing the above embodiments, and the equivalent changes made according to the claims of the present application still fall within the scope covered by the present application.

Claims

1. A residual stress measuring instrument that is convenient for folding and carrying, including a hollow rod, characterized in that, it further includes a mounting assembly; The mounting assembly includes a sliding rod, a blocking plate, a cross bar, a vertical cylinder, a vertical plate, a fixed rod, a clamping plate, a probe body, a power member and a driving member. The sliding rod is slidably mounted on one side of the hollow rod, and the probe body is fixedly mounted on the side of the sliding rod away from the hollow rod. The blocking plate is fixedly mounted on the side of the hollow rod away from the probe body. The vertical cylinder is rotatably mounted on the side of the blocking plate close to the hollow rod. The vertical plate is slidably mounted on the side of the vertical cylinder away from the blocking plate. The fixed rod is slidably connected to the vertical plate and is also slidably connected to the vertical cylinder. The power member is arranged on the vertical plate and is connected to the fixed rod. The clamping plate is fixedly mounted on the side of the vertical plate away from the blocking plate. The driving member is connected to the sliding rod and is also connected to the hollow rod. The cross bar is slidably mounted on the side of the blocking plate away from the vertical cylinder.

2. The residual stress measuring instrument that is convenient for folding and carrying according to claim 1, characterized in that, The driving member includes a slider and a driving spring. The slider is fixedly connected to the sliding rod and is slidably connected to the hollow rod; one end of the driving spring is connected to the hollow rod, and the other end of the driving spring is connected to the slider.

3. The residual stress measuring instrument that is convenient for folding and carrying according to claim 1, characterized in that, The power member includes a moving block and a power spring. The moving block is slidably connected to the vertical plate and is fixedly connected to the fixed rod; one end of the power spring is connected to the moving block, and the other end of the power spring is connected to the vertical plate.

4. The residual stress measuring instrument that is convenient for folding and carrying according to claim 1, characterized in that, The vertical cylinder has a positioning hole, and the positioning hole is located on the side of the vertical cylinder close to the fixed rod and cooperates with the fixed rod.

5. The residual stress measuring instrument that is convenient for folding and carrying according to claim 1, characterized in that, The mounting assembly further includes a limiting block and a limiting frame. The limiting frame is fixedly connected to the vertical plate and is located on the side of the vertical plate close to the vertical cylinder; the limiting block is slidably connected to the limiting frame and is fixedly connected to the vertical cylinder.

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