Adjustable support of ultrasonic flaw detector

Abstract

The utility model belongs to the technical field of flaw detectors, and discloses an adjustable bracket of an ultrasonic flaw detector, which comprises a flaw detector main body, two circular shafts are respectively and fixedly arranged at the tops of the left end and the right end of the flaw detector main body, and rotating rods are respectively and movably sleeved on the outer surfaces of the two circular shafts. Through the arrangement of the U-shaped frame, the round hole, the round rod, the first spring and the handle, when the handle is pushed, the handle drives the round plate to move along the inner surface of the U-shaped frame through the L-shaped rod and compresses the first spring, so that the round rod moves along with the round plate and is separated from the round hole, the U-shaped frame is pulled at the moment, and the round plate is separated from the round hole. The U-shaped frame can move along the inner surface of the rotating rod, so that the length of the U-shaped frame can be adjusted, and the bracket can be unfolded by a larger angle by adjusting the length of the U-shaped frame when the inclination angle between the ultrasonic flaw detector and the ground is small, so that the placement stability of the bracket is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to flaw detector technical field, specifically is a kind of ultrasonic flaw detector adjustable support. BACKGROUND

[0002] Ultrasonic flaw detector is a kind of portable industrial nondestructive flaw detector, and its working principle is based on the propagation characteristics of ultrasonic wave in medium, when ultrasonic wave encounters discontinuous part (such as defect) in propagation, reflection, refraction or wave velocity, waveform change occurs, and these changes can be used to determine whether there is defect in material interior and determine the position, size and shape of defect.

[0003] Due to the convenience of ultrasonic flaw detector, it has been widely used in aerospace, power, petroleum, chemical industry, machinery manufacturing and other fields, and the existing ultrasonic flaw detector is generally supported by bracket on the ground, and then detection is carried out through probe, but the existing support mostly adopts fixed structure design, and its length is fixed, so that the inclination angle of ultrasonic flaw detector on the ground is affected by the unfolding angle of support, when the inclination angle of ultrasonic flaw detector is small, the unfolding angle of support is also small, so that the supporting effect of support on ultrasonic flaw detector will be reduced, so that the stability of ultrasonic flaw detector is low, and it is easy to fall, so it needs to be improved. UTILITY MODEL CONTENT

[0004] The utility model aims at the above problem, and provides an ultrasonic flaw detector adjustable support, which has the advantages of convenient length adjustment.

[0005] To achieve the above object, the utility model provides the following technical scheme: an ultrasonic flaw detector adjustable support, including flaw detector main body, the top of left and right two ends of flaw detector main body is fixedly installed with round shaft respectively, the number of round shaft is two, the outer surface of two round shafts is movably sleeved with rotating rod respectively, the number of rotating rod is two, the inside of two rotating rods is movably sleeved with U-shaped support, the opposite sides of two rotating rods are respectively provided with round hole, the inside of round hole is movably sleeved with round rod, the other end of round rod penetrates U-shaped support and extends to the inside of U-shaped support and is fixedly installed with round plate, the outer surface of round plate and the inner surface of U-shaped support are movably sleeved, the side of first spring of the outer surface of round plate towards flaw detector main body is fixedly installed, the other end of first spring is fixedly connected with the inner surface of U-shaped support, the bottom end of round plate is fixedly installed with L-shaped rod, the outer surface of L-shaped rod and the inner surface of U-shaped support are movably sleeved, the bottom of the side of handle of the outer surface of L-shaped rod towards flaw detector main body is fixedly installed, the number of handle is two, the outer surface of two handles is movably sleeved with the inner surface of the bottom end of U-shaped support respectively.

[0006] As a preferred embodiment of this utility model, the two rotating rods are respectively provided with limiting grooves on their opposite surfaces, and the top of the limiting groove is movably sleeved with a limiting block, and the outer surface of the limiting block is fixedly connected to the outer surface of the U-shaped frame.

[0007] In a preferred embodiment of this invention, baffles are movably connected to the top of the opposite sides of the two rotating rods, the inner surface of the baffles is fixedly sleeved with the outer surface of the round shaft, and gears are fixedly installed on the top of the opposite sides of the two rotating rods, the outer surface of the gears is movably connected with the outer surface of the flaw detector body, and the inner surface of the gears is movably sleeved with the outer surface of the round shaft.

[0008] In a preferred embodiment of this invention, a locking rod is movably connected to the top of the outer surface of the gear, and a fixing block is movably sleeved on the top of the outer surface of the locking rod. The outer surface of the fixing block is fixedly connected to the outer surface of the flaw detector body.

[0009] In a preferred embodiment of this invention, a slider is fixedly installed at the top of the lever, the outer surface of the slider is movably connected to the inner surface of the fixing block, a second spring is fixedly installed at the top of the slider, and the other end of the second spring is fixedly installed at the top of the inner surface of the fixing block.

[0010] As a preferred embodiment of this utility model, a display screen is fixedly sleeved on the top of the front end of the flaw detector body, and a button is movably installed on the bottom of the front end of the flaw detector body.

[0011] As a preferred embodiment of this invention, a connecting wire is fixedly installed on the right side of the top of the flaw detector body, and a probe is fixedly installed on the other end of the connecting wire.

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

[0013] This invention features a U-shaped frame, a circular hole, a circular rod, a first spring, and a handle. When the handle is pushed, it moves along the inner surface of the U-shaped frame via the L-shaped rod, compressing the first spring. This causes the circular rod to move with the circular plate and separate from the circular hole. Pulling the U-shaped frame then moves it along the inner surface of the rotating rod, allowing adjustment of its length. This enables the ultrasonic flaw detector to be placed at a smaller angle to the ground by adjusting the length of the U-shaped frame, thus improving its stability. Attached Figure Description

[0014] Figure 1 This is a schematic diagram of the structure of this utility model;

[0015] Figure 2 This is a cross-sectional view of the front of the present invention;

[0016] Figure 3 It is cross section structure schematic view of the round shaft of the utility model;

[0017] Figure 4 It is Figure 2 It is partial enlarged structure schematic view of A in the middle;

[0018] Figure 5 It is Figure 2 It is partial enlarged structure schematic view of B in the middle;

[0019] Figure 6 It is Figure 2 It is partial enlarged structure schematic view of C in the middle;

[0020] Figure 7 It is Figure 3 It is partial enlarged structure schematic view of D in the middle.

[0021] In the figure: 1, flaw detector main body; 2, round shaft; 3, rotating rod; 4, U-shaped frame; 5, round hole; 6, round rod; 7, round plate; 8, first spring; 9, L-shaped rod; 10, handle; 11, limiting groove; 12, limiting block; 13, baffle; 14, gear; 15, clamping rod; 16, fixed block; 17, sliding block; 18, second spring; 19, display screen; 20, button; 21, connecting line; 22, probe. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0023] As Figures 1 to 7The utility model provides an adjustable support of ultrasonic flaw detector, including flaw detector main body 1, the top of left and right two ends of flaw detector main body 1 is fixedly installed with round shaft 2 respectively, the number of round shaft 2 is two, the outer surface of two round shafts 2 is movably sleeved with swingle 3 respectively, the number of swingle 3 is two, the inside of two swingles 3 is movably sleeved with U -shaped frame 4, the opposite face of two swingles 3 is set up with round hole 5 respectively, the inside of round hole 5 is movably sleeved with round bar 6, and the other end of round bar 6 penetrates U -shaped frame 4 and extends to the inside of U -shaped frame 4 and is fixedly installed with round plate 7, and the outer surface of round plate 7 and the inner surface of U -shaped frame 4 movably sleeve, and the one side of the outer surface of round plate 7 is fixedly installed with first spring 8 towards flaw detector main body 1, and the other end of first spring 8 and the inner surface of U -shaped frame 4 are fixedly connected, and the bottom end of round plate 7 is fixedly installed with L -shaped rod 9, and the outer surface of L -shaped rod 9 and the inner surface of U -shaped frame 4 movably sleeve, and the bottom of the outer surface of L -shaped rod 9 is fixedly installed with handle 10 towards flaw detector main body 1 side, and the number of handle 10 is two, and the outer surface of two handles 10 is movably sleeved with the inner surface of U -shaped frame 4 bottom end respectively, when pressing handle 10, will make handle 10 with L -shaped rod 9 move along the inner surface of U -shaped frame 4, to make and L -shaped rod 9 fixed connection round plate 7 with round bar 6 follow along and move and compress first spring 8, and then make round bar 6 and round hole 5 separate, remove the locking of round bar 6 to U -shaped frame 4, and because round hole 5 is longitudinally evenly distributed on the opposite face of two swingles 3, so when round bar 6 and the round hole 5 of another position are aligned, under the recovery of first spring 8, will make round bar 6 restore original position and embed therein, so as to realize the adjustment of the length of ultrasonic flaw detector support, so that the ultrasonic flaw detector and the ground inclination angle is small, can make the support expand greater angle by adjusting the length of support, and then improve its stability.

[0024] Wherein, the opposite face of two swingles 3 is set up with limit slot 11 respectively, and the top inside limit slot 11 is movably sleeved with limit block 12, and the outer surface of limit block 12 and the outer surface of U -shaped frame 4 are fixedly connected, and the inner surface of limit slot 11 and the outer surface of limit block 12 are smooth, to guarantee that limit block 12 moves along the inner surface of limit slot 11 and does not jam, and the mutual cooperation of limit slot 11 and limit block 12 will limit the movement of U -shaped frame 4.

[0025] The top of the outer surface of the gear 14 is movably connected with a clamping rod 15, the top of the outer surface of the clamping rod 15 is movably sleeved with a fixing block 16, and the outer surface of the fixing block 16 is fixedly connected with the outer surface of the flaw detector body 1.

[0026] The top of the outer surface of the gear 14 is movably connected with a clamping rod 15, the top of the outer surface of the clamping rod 15 is movably sleeved with a fixing block 16, and the outer surface of the fixing block 16 is fixedly connected with the outer surface of the flaw detector body 1.

[0027] The top of the outer surface of the gear 14 is movably connected with a clamping rod 15, the top of the outer surface of the clamping rod 15 is movably sleeved with a fixing block 16, and the outer surface of the fixing block 16 is fixedly connected with the outer surface of the flaw detector body 1.

[0028] The top of the outer surface of the gear 14 is movably connected with a clamping rod 15, the top of the outer surface of the clamping rod 15 is movably sleeved with a fixing block 16, and the outer surface of the fixing block 16 is fixedly connected with the outer surface of the flaw detector body 1.

[0029] The top of the outer surface of the gear 14 is movably connected with a clamping rod 15, the top of the outer surface of the clamping rod 15 is movably sleeved with a fixing block 16, and the outer surface of the fixing block 16 is fixedly connected with the outer surface of the flaw detector body 1.

[0030] The working principle and use process of the utility model are as follows:

[0031] In use, the operator rotates the U-shaped frame 4, so that the U-shaped frame 4 rotates the gear 14 through the rotating rod 3 about the axis of the circular shaft 2, and since the gear 14 is movably connected to the bottom end of the clamping rod 15 through the tooth groove on the outer surface of the gear 14, when the gear 14 rotates, the teeth on the outer surface of the gear 14 will press the clamping rod 15, so that the clamping rod 15 moves along the inner surface of the fixed block 16 with the sliding block 17 and compresses the second spring 18, and under the restoring action of the second spring 18, the gear 14 will stop rotating, and the clamping rod 15 will return to the original position and re-adhere to the gear 14, so as to lock the rotating position of the gear 14, thereby improving the stability of the unfolded support.

[0032] When the inclination angle of the flaw detector main body 1 is too small and the unfolding angle of the support needs to be increased, after the operator adjusts the angle of the support and locks the rotating angle of the support through the gear 14 and the clamping rod 15, the operator pushes the handle 10, so that the handle 10 moves along the inner surface of the U-shaped frame 4 with the L-shaped rod 9, so that the circular plate 7 moves with the circular rod 6 along with the L-shaped rod 9 and compresses the first spring 8, so that the circular rod 6 is separated from the circular hole 5, and then the operator pulls the U-shaped frame 4, so that the U-shaped frame 4 moves along the inner surface of the rotating rod 3 until the U-shaped frame 4 contacts the ground, at this time, the handle 10 is released, and under the restoring action of the first spring 8, the circular rod 6 will return to the original position and be embedded in another circular hole 5 in the corresponding position, so as to make the inclination angle of the ultrasonic flaw detector and the ground too small, the length of the U-shaped frame 4 can be adjusted to make the support unfold a larger angle, and the support can be locked through the cooperation of the clamping rod 15 and the gear 14, thereby improving the stability of the placement.

[0033] It should be noted that the relational terms herein such as first and second and the like are used solely to distinguish one entity or action from another, without necessarily requiring or implying any such actual relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0034] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made thereto without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. An adjustable support for an ultrasonic flaw detector, comprising a flaw detector body (1), characterized in that: Two circular shafts (2) are fixedly installed on the top of the left and right ends of the flaw detector body (1). Rotary rods (3) are movably sleeved on the outer surfaces of the two circular shafts (2). U-shaped frames (4) are movably sleeved inside each of the two rotating rods (3). Circular holes (5) are opened on opposite sides of the two rotating rods (3). A circular rod (6) is movably sleeved inside each circular hole (5). The other end of the circular rod (6) passes through the U-shaped frame (4) and extends into the interior of the U-shaped frame (4), where a circular plate (7) is fixedly installed. The outer surface of the circular plate (7) and the U-shaped frame (4) are... 4) The inner surface of the circular plate (7) is movably connected. A first spring (8) is fixedly installed on the side of the outer surface of the circular plate (7) facing the flaw detector body (1). The other end of the first spring (8) is fixedly connected to the inner surface of the U-shaped frame (4). An L-shaped rod (9) is fixedly installed at the bottom of the circular plate (7). The outer surface of the L-shaped rod (9) is movably connected to the inner surface of the U-shaped frame (4). A handle (10) is fixedly installed at the bottom of the outer surface of the L-shaped rod (9) facing the flaw detector body (1). There are two handles (10). The outer surfaces of the two handles (10) are movably connected to the inner surface of the bottom of the U-shaped frame (4).

2. The adjustable bracket for an ultrasonic flaw detector according to claim 1, characterized in that: Limiting grooves (11) are respectively opened on the opposite surfaces of the two rotating rods (3). A limiting block (12) is movably sleeved at the top of the limiting groove (11). The outer surface of the limiting block (12) is fixedly connected to the outer surface of the U-shaped frame (4).

3. The adjustable bracket for an ultrasonic flaw detector according to claim 1, characterized in that: A baffle (13) is movably connected to the top of the two rotating rods (3) on opposite sides. The inner surface of the baffle (13) is fixedly sleeved with the outer surface of the round shaft (2). A gear (14) is fixedly installed on the top of the opposite sides of the two rotating rods (3). The outer surface of the gear (14) is movably connected with the outer surface of the flaw detector body (1). The inner surface of the gear (14) is movably sleeved with the outer surface of the round shaft (2).

4. The adjustable bracket for an ultrasonic flaw detector according to claim 3, characterized in that: A locking rod (15) is movably connected to the top of the outer surface of the gear (14), and a fixing block (16) is movably sleeved on the top of the outer surface of the locking rod (15). The outer surface of the fixing block (16) is fixedly connected to the outer surface of the flaw detector body (1).

5. An adjustable bracket for an ultrasonic flaw detector according to claim 4, characterized in that: A slider (17) is fixedly installed at the top of the lever (15). The outer surface of the slider (17) and the inner surface of the fixing block (16) are movably connected. A second spring (18) is fixedly installed at the top of the slider (17). The other end of the second spring (18) is fixedly installed on the top of the inner surface of the fixing block (16).

6. The adjustable bracket for an ultrasonic flaw detector according to claim 1, characterized in that: A display screen (19) is fixedly sleeved on the top of the front end of the flaw detector body (1), and a button (20) is movably installed on the bottom of the front end of the flaw detector body (1).

7. The adjustable bracket for an ultrasonic flaw detector according to claim 1, characterized in that: A connecting line (21) is fixedly installed on the right side of the top of the flaw detector body (1), and a probe (22) is fixedly installed on the other end of the connecting line (21).

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