Ultrasonic flowmeter probe positioning structure

Abstract

The utility model discloses an ultrasonic flowmeter probe positioning structure which comprises an installation plate, a moving groove is formed in the back face of the installation plate, a sliding groove is formed in the top of the installation plate, a sliding block is connected into the sliding groove in a sliding mode, and a first threaded groove is formed in the middle of the sliding block. And the interior of the first threaded groove is in threaded connection with a first screw rod. The sliding block is moved to slide in the sliding groove of the mounting plate, the sliding rod is moved in the moving groove, the moving distance is observed through the graduated scale on the mounting plate, and therefore the accuracy of the position is improved, after the sliding block is moved to the designated position, the rotating handle is rotated, the first screw rod is rotated, and the first screw rod is rotated. The sliding block is arranged in the sliding groove and moves back and forth in the first threaded groove of the sliding block, the fixing plate gets close to the inner wall, away from the moving groove, of the sliding groove, the position of the sliding block is fixed, the stabilizing effect of the connecting position is improved through friction protrusions, and therefore the sliding block is prevented from sliding when the ultrasonic flowmeter is used.

Description

TECHNICAL FIELD

[0001] The utility model relates to ultrasonic flowmeter technical field, concretely is a kind of ultrasonic flowmeter probe positioning structure. BACKGROUND

[0002] Ultrasonic flowmeter refers to the flowmeter developed based on the principle that the propagation speed of ultrasonic wave in flowing medium is equal to the vector sum of the average flow velocity of measured medium and the speed of sound wave in stationary medium, mainly composed of transducer and converter, with different types such as Doppler method, velocity difference method, beam deviation method, noise method and correlation method.

[0003] According to the disclosure No. CN211452467U a kind of for ultrasonic flowmeter's probe positioning device, it includes pipeline, the pipeline is provided with and installs tile, the installation tile is connected with guide slide, the guide slide is provided with sliding plate, the sliding plate is provided with positioning hole, the installation tile with the guide slide are connected with fixed pin shaft, and are connected together by fixed pin shaft, the guide slide with the sliding plate between sliding groove connection, the installation tile is divided into two pieces, and the structure of each piece is circular arc, the installation tile with the guide slide is provided with installation tile pin shaft, and is connected by installation tile pin shaft, the installation tile is also provided with fixed bolt, and the other end of installation tile is connected together by fixed bolt;The utility model has the advantages of good positioning effect, reasonable structure and easy operation.

[0004] The probe of ultrasonic flowmeter can be positioned as needed by the above-mentioned guide slide and sliding plate structure, but after positioning the position of the probe in the positioning hole, the sliding plate is prone to sliding when the ultrasonic flowmeter is working due to the lack of fixing components between the sliding plate and the guide slide, thereby affecting the normal work of the probe. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of ultrasonic flowmeter probe positioning structure to solve the problems raised in the above background.

[0006] To achieve the above object, the utility model provides the following technical scheme: a kind of ultrasonic flowmeter probe positioning structure, including mounting plate, the back surface of the mounting plate is provided with moving slot, the top of the mounting plate is provided with sliding slot, the inside of the sliding slot is slidably connected with sliding block, the middle part of the sliding block is provided with first screw groove, the inside of the first screw groove is screw-connected with first screw rod, the back surface of the first screw rod is fixedly connected with slide bar, the end of the slide bar away from the first screw rod is fixedly connected with rotating handle, the end of the first screw rod away from the slide bar is fixedly connected with fixed plate, the side of the fixed plate away from the first screw rod is fixedly connected with friction protrusion.

[0007] As a further preferred of the technical solution, the sliding groove adopts a T-shaped structure, the sliding rod is located inside the moving groove, the fixed plate is located inside the sliding groove, the number of the friction protrusions is multiple, and the multiple friction protrusions are in contact with the inner wall of the sliding groove.

[0008] As a further preferred of the technical solution, the top end of the sliding block is fixedly connected with a positioning plate, a positioning hole is formed in the middle of the positioning plate, second threaded grooves are formed on the left and right sides of the positioning plate, second screws are in threaded connection with the inside of the second threaded grooves, adjusting plates are rotationally connected to the end of the second screws close to the positioning hole, and rotating plates are fixedly connected to the end of the second screws away from the adjusting plates.

[0009] As a further preferred of the technical solution, the bottom end of the mounting plate is fixedly connected with a connecting block, a reset spring is arranged in the connecting block, and a limiting block is slidably connected to the inside of the connecting block.

[0010] As a further preferred of the technical solution, a mounting groove is arranged in the middle of the connecting block, the reset spring is located inside the mounting groove, and the number of the limiting blocks is two, and the two limiting blocks are fixedly connected with the reset spring.

[0011] As a further preferred of the technical solution, the bottom end of the connecting block is slidably connected with a plug-in seat, limiting holes are formed on the front and back of the plug-in seat, fixed clamping plates are fixedly connected to the front and back of the plug-in seat, and connecting bolts are in threaded connection with the bottom of the fixed clamping plates.

[0012] As a further preferred of the technical solution, the number of the plug-in seats is two, the limiting holes are matched with the limiting blocks, the fixed clamping plates adopt an arc-shaped structure, and fixed nuts are arranged on the surface of the connecting bolts.

[0013] The utility model provides a kind of ultrasonic flowmeter probe positioning structure, with following beneficial effects:

[0014] (1) the utility model discloses a sliding block is slid in the sliding groove of mounting plate, sliding rod moves in moving groove, and the distance of movement is observed by scale on mounting plate, to increase the accuracy of position, after moving to specified position, rotating handle is rotated, and first screw rod is rotated, and it moves back and forth in the first threaded groove of sliding block, so that fixed plate is close to the inner wall of sliding groove on the side away from moving groove, to fix the position of sliding block, and the stability effect of connecting place is increased by friction protrusion, to prevent sliding block from sliding when ultrasonic flowmeter is used.

[0015] (2) The utility model discloses a positioning structure for the ultrasonic flowmeter probe, which comprises an installation plate, a moving groove is formed in the back of the installation plate, a sliding groove is formed in the top of the installation plate, a sliding block is slidably connected to the sliding groove, a first threaded groove is formed in the middle of the sliding block, a first screw rod is threadedly connected to the first threaded groove, a sliding rod is fixedly connected to the back of the first screw rod, a rotating handle is fixedly connected to the end of the sliding rod away from the first screw rod, a fixed plate is fixedly connected to the end of the first screw rod away from the sliding rod, and a friction protrusion is fixedly connected to the side of the fixed plate away from the first screw rod. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a structural schematic diagram of the utility model;

[0017] Figure 2 It is a bottom view structural schematic diagram of the utility model;

[0018] Figure 3 It is a sliding block and positioning plate structural schematic diagram of the utility model;

[0019] Figure 4 It is a connecting block and plug-in seat structural schematic diagram of the utility model.

[0020] In the figure: 1, mounting plate; 2, moving groove; 3, sliding groove; 4, sliding block; 5, first threaded groove; 6, first screw rod; 7, sliding rod; 8, rotating handle; 9, fixed plate; 10, friction protrusion; 11, positioning plate; 12, positioning hole; 13, second threaded groove; 14, second screw rod; 15, adjusting plate; 16, rotating plate; 17, connecting block; 18, return spring; 19, limiting block; 20, plug-in seat; 21, limiting hole; 22, fixed clamping plate; 23, connecting bolt. DETAILED DESCRIPTION

[0021] 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.

[0022] The utility model provides technical schemes: as Figure 1 And Figure 4 As shown in the figure, in the embodiment, a positioning structure for an ultrasonic flowmeter probe comprises an installation plate 1, a moving groove 2 is formed in the back of the installation plate 1, a sliding groove 3 is formed in the top of the installation plate 1, a sliding block 4 is slidably connected to the sliding groove 3, a first threaded groove 5 is formed in the middle of the sliding block 4, a first screw rod 6 is threadedly connected to the first threaded groove 5, a sliding rod 7 is fixedly connected to the back of the first screw rod 6, a rotating handle 8 is fixedly connected to the end of the sliding rod 7 away from the first screw rod 6, a fixed plate 9 is fixedly connected to the end of the first screw rod 6 away from the sliding rod 7, and a friction protrusion 10 is fixedly connected to the side of the fixed plate 9 away from the first screw rod 6.

[0023] By moving the slider 4, it slides in the sliding groove 3 of the mounting plate 1, the slide rod 7 moves in the moving groove 2, and the distance of movement is observed through the scale on the mounting plate 1, thereby increasing the accuracy of the position, after moving to the specified position, rotating the rotating handle 8, the first screw rod 6 rotates and moves forward and backward in the first threaded groove 5 of the slider 4, the fixed plate 9 is close to the inner wall of the sliding groove 3 away from the moving groove 2, thereby fixing the position of the slider 4, and increasing the stability of the connection through the friction protrusion 10, thereby preventing the slider 4 from sliding when the ultrasonic flowmeter is used.

[0024] The sliding groove 3 adopts a T-shaped structure, the slide rod 7 is located inside the moving groove 2, the fixed plate 9 is located inside the sliding groove 3, and the number of friction protrusions 10 is set to be multiple, and the multiple friction protrusions 10 are in contact with the inner wall of the sliding groove 3.

[0025] The top end of the slider 4 is fixedly connected with a positioning plate 11, a positioning hole 12 is formed in the middle of the positioning plate 11, second threaded grooves 13 are formed on the left and right sides of the positioning plate 11, second screw rods 14 are threadedly connected in the second threaded grooves 13, adjusting plates 15 are rotatably connected to one end of the second screw rods 14 close to the positioning hole 12, and rotating plates 16 are fixedly connected to the other end of the second screw rods 14 away from the adjusting plates 15.

[0026] By inserting the ultrasonic flowmeter probe into the positioning hole 12 of the positioning plate 11, rotating the rotating plate 16, the second screw rod 14 rotates in the second threaded groove 13 of the positioning plate 11, and drives the adjusting plate 15 to move close to the ultrasonic flowmeter probe, after rotating a certain number of turns, the adjusting plate 15 is in contact with the surface of the probe, thereby fixing the position of the probe and increasing the adaptability to different size probes.

[0027] The bottom end of the mounting plate 1 is fixedly connected with a connecting block 17, a reset spring 18 is arranged in the connecting block 17, and a limiting block 19 is slidably connected in the connecting block 17.

[0028] The middle of the connecting block 17 is provided with a mounting groove, the reset spring 18 is located in the mounting groove, and the two limiting blocks 19 are fixedly connected with the reset spring 18.

[0029] By pressing the limiting block 19 inward and inserting the connecting block 17 into the plug-in socket 20, the reset spring 18 is extruded and shrunk, after moving downward to a certain depth, the limiting block 19 returns to the original position under the elastic force of the reset spring 18 and is clamped in the limiting hole 21, thereby fixing the positions of the mounting plate 1 and the fixed clamping plate 22, and pressing the limiting block 19 inward again can make it separate from the limiting hole 21, thereby facilitating the installation and disassembly of the fixed clamping plate 22.

[0030] The bottom end of the connecting block 17 is slidably connected with a plug-in seat 20, the front and rear sides of the plug-in seat 20 are provided with limiting holes 21, and the front and rear sides of the plug-in seat 20 are fixedly connected with fixed clamping plates 22, and the bottom of the fixed clamping plate 22 is threadedly connected with a connecting bolt 23.

[0031] The number of the plug-in seat 20 is two, the limiting hole 21 is matched with the limiting block 19, the fixed clamping plate 22 adopts an arc-shaped structure, and the surface of the connecting bolt 23 is provided with a fixed nut.

[0032] The utility model provides a kind of ultrasonic flowmeter probe positioning structure, specific working principle as follows:

[0033] When using, two fixed clamping plates 22 are sleeved on the surface of pipeline, and the position of fixed clamping plate 22 is fixed using connecting bolt 23, moving slider 4, so that it is slid in the sliding slot 3 of mounting plate 1, sliding rod 7 moves in moving groove 2, and the distance of movement is observed by scale on mounting plate 1, to increase the accuracy of position, after moving to specified position, rotating handle 8, so that first screw rod 6 rotates, and moves back and forth in the first screw groove 5 of slider 4, so that fixed plate 9 is close to the inner wall of sliding slot 3 away from moving groove 2 side, to fix the position of slider 4, and increase the stability effect of connecting portion by friction protrusion 10, ultrasonic flowmeter probe is inserted into the positioning hole 12 of positioning plate 11, rotating rotating plate 16, so that second screw rod 14 rotates in the second screw groove 13 of positioning plate 11, and drives adjusting plate 15 to be close to ultrasonic flowmeter probe, after rotating a certain number of turns, adjusting plate 15 is in contact with the surface of probe, to fix the position of probe, realize the positioning of probe.

[0034] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. An ultrasonic flow meter probe positioning structure, comprising a mounting plate (1), characterized in that: The mounting plate (1) has a moving groove (2) on its back side and a sliding groove (3) on its top side. A slider (4) is slidably connected inside the sliding groove (3). A first threaded groove (5) is provided in the middle of the slider (4). A first screw (6) is threadedly connected inside the first threaded groove (5). A sliding rod (7) is fixedly connected to the back side of the first screw (6). A rotating handle (8) is fixedly connected to the end of the sliding rod (7) away from the first screw (6). A fixing plate (9) is fixedly connected to the end of the first screw (6) away from the sliding rod (7). A friction protrusion (10) is fixedly connected to the side of the fixing plate (9) away from the first screw (6).

2. The ultrasonic flowmeter probe positioning structure according to claim 1, characterized in that: The slide groove (3) adopts a T-shaped structure, the slide rod (7) is located inside the moving groove (2), the fixing plate (9) is located inside the slide groove (3), and the number of friction protrusions (10) is set to be multiple, and the multiple friction protrusions (10) are in contact with the inner wall of the slide groove (3).

3. The ultrasonic flowmeter probe positioning structure according to claim 1, characterized in that: The top of the slider (4) is fixedly connected to a positioning plate (11), and a positioning hole (12) is provided in the middle of the positioning plate (11). The left and right sides of the positioning plate (11) are provided with second threaded grooves (13). The inside of the second threaded groove (13) is threadedly connected to a second screw (14). The end of the second screw (14) near the positioning hole (12) is rotatably connected to an adjusting plate (15), and the end of the second screw (14) away from the adjusting plate (15) is fixedly connected to a rotating plate (16).

4. The ultrasonic flowmeter probe positioning structure according to claim 1, characterized in that: The bottom end of the mounting plate (1) is fixedly connected to a connecting block (17), and a reset spring (18) is provided inside the connecting block (17). A limit block (19) is slidably connected inside the connecting block (17).

5. The ultrasonic flowmeter probe positioning structure according to claim 4, characterized in that: The connecting block (17) has a mounting groove in the middle, the reset spring (18) is located inside the mounting groove, and there are two limiting blocks (19), which are fixedly connected to the reset spring (18).

6. The ultrasonic flowmeter probe positioning structure according to claim 4, characterized in that: The bottom end of the connecting block (17) is slidably connected to a plug-in seat (20). Limiting holes (21) are opened on the front and rear sides of the plug-in seat (20). Fixed clamps (22) are fixedly connected to the front and rear sides of the plug-in seat (20). A connecting bolt (23) is threadedly connected to the bottom of the fixed clamp (22).

7. The ultrasonic flowmeter probe positioning structure according to claim 6, characterized in that: The number of the plug-in sockets (20) is two, the limiting hole (21) and the limiting block (19) are compatible, the fixing clamp (22) adopts an arc-shaped structure, and the surface of the connecting bolt (23) is provided with a fixing nut.

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