Anti-interference electromagnetic flowmeter

Abstract

The utility model relates to the technical field of flow meters, and discloses an anti-interference electromagnetic flow meter which comprises a measuring tube, an angle adjusting assembly is installed on the top of the measuring tube, a displayer is arranged on the top of the angle adjusting assembly, a protective shell is rotatably connected to the front side of the displayer, a screen is arranged in the displayer, and a liquid crystal display is arranged on the screen. A transparent window is fixedly connected to the interior of the protective shell, and a fixing assembly is installed on the side face of the protective shell. The angle adjusting assembly comprises a first rotating block, the first rotating block is fixedly connected to the top of the measuring pipe, and the side face of the first rotating block is rotationally connected with a second rotating block. According to the flow meter, the first rotating block, the second rotating block, the clamping block and the clamping groove cooperate with one another, and the telescopic rod and the tension spring are combined to apply tension, so that convenient adjustment and reliable locking of the angle of the display are achieved, the situation that reading is affected due to the fact that the observation angle is limited is avoided, and adaptability and operation convenience of the flow meter in various installation scenes are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to flowmeter technical field especially relates to an anti -interference electromagnetic flowmeter. BACKGROUND

[0002] Anti -interference electromagnetic flowmeter relies on Faraday's induction principle, and the weak voltage produced when the conductive medium flows in the pipeline is measured, and the device adopts special filtering and shielding technology, greatly reduces the influence of external electromagnetic noise, ensures the stability of measurement accuracy, and is widely used in water treatment, chemical industry and other fields, and shows excellent performance in actual engineering, and is widely applied.

[0003] The anti-interference electromagnetic flowmeter mainly comprises a measuring pipe, a converter and a display. The measuring pipe is used for generating a magnetic field and collecting an induced voltage signal. The converter amplifies and processes the signal. The display displays the flow parameter in real time. The structure is simple, the measurement is accurate, and the anti-interference electromagnetic flowmeter is widely used in industrial fluid measurement.

[0004] The existing anti-interference electromagnetic flowmeter can accurately measure the flow of conductive liquid in a complex electromagnetic environment, but the angle of the display is fixed, which makes it inconvenient to read data in some installation scenes, affecting the use experience of the anti-interference electromagnetic flowmeter. Therefore, an anti-interference electromagnetic flowmeter is proposed to solve the above problems. UTILITY MODEL CONTENTS

[0005] In order to make up for the above shortcomings, the utility model provides an anti-interference electromagnetic flowmeter, which aims at improving the problem of fixed angle of the display in the prior art, inconvenient reading of data and affecting the use experience.

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

[0007] An anti-interference electromagnetic flowmeter, comprising a measuring pipe, wherein the top of the measuring pipe is provided with an angle adjusting assembly, the top of the angle adjusting assembly is provided with a display, the front side of the display is rotatably connected with a protective shell, the inside of the display is provided with a screen, the inside of the protective shell is fixedly connected with a transparent window, and the side surface of the protective shell is provided with a fixing assembly; the angle adjusting assembly comprises a rotating block one, the rotating block one is fixedly connected to the top of the measuring pipe, the side surface of the rotating block one is rotatably connected with a rotating block two, the rotating block two is fixedly connected to the bottom of the display, the inside of the rotating block one and the rotating block two is fixedly connected with a fixed plate, the side surface of one of the fixed plates is fixedly connected with an extension rod, and the end of the extension rod is fixedly connected to the side surface of the other fixed plate.

[0008] Further description of the above technical scheme:

[0009] A locking block is fixedly connected to the side of the first rotating block, and a locking groove is opened on the side of the second rotating block, and the locking block and the locking groove are engaged with each other.

[0010] As a further description of the above technical solution:

[0011] A tension spring is fitted around the outer periphery of the telescopic rod, and the end of the tension spring is fixedly connected to the side of the fixed plate;

[0012] As a further description of the above technical solution:

[0013] The fixing component includes a docking plate, which is fixedly connected to the side of the protective shell. A connecting plate is fixedly connected to the side of the display. A protective plate is fixedly connected inside the connecting plate. A plug rod is slidably connected inside the protective plate.

[0014] As a further description of the above technical solution:

[0015] The docking plate has a slot inside, and the insertion rod engages with the slot.

[0016] As a further description of the above technical solution:

[0017] A baffle is fixedly connected to the outside of the insertion rod, and a spring is sleeved on the outer periphery of the insertion rod, with the spring disposed between the protective plate and the baffle.

[0018] As a further description of the above technical solution:

[0019] A sealing sleeve, made of rubber material, is fixedly connected inside the protective shell.

[0020] As a further description of the above technical solution:

[0021] Flanges are provided on both sides of the measuring tube.

[0022] This utility model has the following beneficial effects:

[0023] 1. In this utility model, through the structure of rotating block one, rotating block two, and the card block and card slot, and with the tension applied by the telescopic rod and the tension spring, the display angle can be quickly adjusted and stably fixed, avoiding the inconvenience of the observation angle affecting the reading, effectively improving the applicability and operation convenience of the electromagnetic flowmeter in different installation environments, and enhancing the user experience.

[0024] 2. In this utility model, by setting a protective shell, insert rod and slot structure, combined with the linkage device of spring and baffle, the position of the protective shell can be stabilized and external force can be effectively blocked. The transparent window ensures that the displayed information is visible, which not only enhances the protection capability of the display, but also extends the service life of the display screen and ensures the stability of equipment operation. BRIEF DESCRIPTION OF DRAWINGS

[0025] Figure 1 A perspective view of an anti-interference electromagnetic flowmeter is provided in the present application;

[0026] Figure 2 A structure diagram of a clamping block of an anti-interference electromagnetic flowmeter is provided in the present application;

[0027] Figure 3 A structure diagram of a telescopic rod of an anti-interference electromagnetic flowmeter is provided in the present application;

[0028] Figure 4 A structure diagram of a protective shell of an anti-interference electromagnetic flowmeter is provided in the present application;

[0029] Figure 5 A structure diagram of a connecting plate of an anti-interference electromagnetic flowmeter is provided in the present application.

[0030] LEGEND:

[0031] 1, measuring tube; 2, display; 3, protective shell; 4, rotating block one; 5, rotating block two; 6, fixed plate; 7, telescopic rod; 8, clamping block; 9, clamping groove; 10, tension spring; 11, transparent window; 12, screen; 13, butt joint plate; 14, connecting plate; 15, protective plate; 16, plug rod; 17, plug groove; 18, baffle; 19, spring; 20, sealing sleeve; 21, flange. DETAILED DESCRIPTION

[0032] The technical solutions in the embodiments of the present application will be described clearly and completely 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 the other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0033] REFERENCE Figure 1 - Figure 3The utility model provides an embodiment: an anti -interference electromagnetic flowmeter, the top of measuring pipe 1 is equipped with angle adjusting assembly, the top of angle adjusting assembly is provided with display 2, the front side rotationally connected with protection shell 3 of display 2, the inside of display 2 is provided with screen 12, the inside fixed connection of protection shell 3 has transparent window 11, the side of protection shell 3 is equipped with fixed assembly, angle adjusting assembly includes rotating block one 4, rotating block one 4 fixed connection is in the top of measuring pipe 1, the side rotationally connected with rotating block two 5 of rotating block one 4, rotating block one 4 and rotating block two 5 between, can relatively rotate, rotating block two 5 fixed connection is in the bottom of display 2, rotating rotating block two 5, can take display 2 together and rotate, rotating block one 4 with the inside fixed connection of rotating block two 5 has fixed plate 6, the side fixed connection of one of fixed plate 6 has telescopic link 7, the end fixed connection of telescopic link 7 in the side of another fixed plate 6, use telescopic link 7, guarantee the moving track when rotating block two 5 is far away and close to rotating block one 4. The side fixed connection of rotating block one 4 has clamping block 8, the side of rotating block two 5 is seted up with clamping groove 9, clamping block 8 and clamping groove 9 are mutually clamped, when rotating block two 5 is close to rotating block one 4, clamping block 8 is inserted into the inside of clamping groove 9. The outer periphery of telescopic link 7 is equipped with tension spring 10, the end fixed connection of tension spring 10 in the side of fixed plate 6, by the tension of tension spring 10 to fixed plate 6, make rotating block two 5 force moves to the direction of rotating block one 4.

[0034] Referring to Figure 1 , Figure 4 and Figure 5 , the fixed assembly includes a butt plate 13, the butt plate 13 is fixedly connected to the side of the protection shell 3, by fixing the butt plate 13, the position of the protection shell 3 is fixed, the side of the display 2 is fixedly connected with a connecting plate 14, the inside of the connecting plate 14 is fixedly connected with a protection plate 15, by using the protection plate 15, the internal structure is protected, the inside of the protection plate 15 is slidably connected with a plug rod 16, the plug rod 16 slides in the protection plate 15. The inside of the butt plate 13 is provided with a plug slot 17, the plug rod 16 and the plug slot 17 are mutually clamped, the plug rod 16 is inserted into the inside of the plug slot 17, the position of the butt plate 13 is fixed. The outside of the plug rod 16 is fixedly connected with a baffle 18, the outer periphery of the plug rod 16 is sleeved with a spring 19, the spring 19 is arranged between the protection plate 15 and the baffle 18, by the pressure of the spring 19 to the baffle 18, the baffle 18 moves inward with the plug rod 16.

[0035] Referring to Figure 1 and Figure 4 , the inside of the protection shell 3 is fixedly connected with a sealing sleeve 20, the sealing sleeve 20 is made of rubber material, by using the sealing sleeve 20 made of rubber material, the pollution of the environment to the screen 12 is avoided. The two sides of the measuring pipe 1 are provided with flanges 21, by setting the flanges 21, the measuring pipe 1 can be conveniently connected with the pipeline.

[0036] Working principle: when the angle of the display 2 needs to be adjusted, the rotating block two 5 is rotated to make the clamping block 8 disengage from the clamping groove 9, and the rotating block two 5 moves away from the rotating block one 4, when the clamping block 8 is realigned with the clamping groove 9, the pulling force generated by the cooperation of the telescopic rod 7 and the tension spring 10 makes the rotating block two 5 move towards the rotating block one 4, and the clamping block 8 is clamped into the clamping groove 9 to fix the angle of the display 2, so that the angle of the display 2 can be conveniently and quickly adjusted, and the use experience of the flowmeter is improved.

[0037] The protection shell 3 is rotated and sleeved on the display 2, the butt plate 13 enters the inside of the connecting plate 14, the pressure generated by the cooperation of the baffle 18 and the spring 19 makes the plug rod 16 move inward and be clamped into the plug groove 17 of the butt plate 13, the position of the protection shell 3 is fixed, meanwhile, the transparent window 11 is convenient for the user to observe the data on the screen 12 of the display 2, effective protection of the screen 12 is realized, and the service life of the display 2 is improved.

[0038] Finally, it should be pointed out that: the above only describes preferred embodiments of the utility model, and is not used to limit the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art, the technical solutions recorded in the foregoing embodiments can still be modified, or some technical features can be replaced, any modification, equivalent replacement, improvement, etc. within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. An interference-immune electromagnetic flowmeter comprising a measuring tube (1), characterized in that: The top of the measuring pipe (1) is provided with an angle adjusting assembly, the top of the angle adjusting assembly is provided with a display (2), the front side of the display (2) is rotatably connected with a protective shell (3), the inside of the display (2) is provided with a screen (12), the inside of the protective shell (3) is fixedly connected with a transparent window (11), and the side of the protective shell (3) is provided with a fixing assembly. The angle adjusting assembly comprises a rotating block one (4), the rotating block one (4) is fixedly connected to the top of the measuring pipe (1), the side of the rotating block one (4) is rotatably connected with a rotating block two (5), the rotating block two (5) is fixedly connected to the bottom of the display (2), and the inside of the rotating block one (4) and the rotating block two (5) is fixedly connected with a fixed plate (6), one side of one of the fixed plates (6) is fixedly connected with an extension rod (7), and the end of the extension rod (7) is fixedly connected to the side of the other fixed plate (6).

2. An intrinsically safe electromagnetic flowmeter according to claim 1, wherein: The side of the rotating block one (4) is fixedly connected with a clamping block (8), the side of the rotating block two (5) is provided with a clamping groove (9), and the clamping block (8) and the clamping groove (9) are clamped with each other.

3. An intrinsically safe electromagnetic flowmeter according to claim 1, wherein: The outer periphery of the extension rod (7) is provided with a tension spring (10), and the end of the tension spring (10) is fixedly connected to the side of the fixed plate (6).

4. The intrinsically safe electromagnetic flowmeter of claim 1, wherein: The fixing assembly comprises a butt joint plate (13), the butt joint plate (13) is fixedly connected to the side of the protective shell (3), the side of the display (2) is fixedly connected with a connecting plate (14), the inside of the connecting plate (14) is fixedly connected with a protection plate (15), and the inside of the protection plate (15) is slidably connected with a plug rod (16).

5. An intrinsically safe electromagnetic flowmeter according to claim 4, wherein: The inside of the butt joint plate (13) is provided with a plug slot (17), and the plug rod (16) and the plug slot (17) are clamped with each other.

6. An intrinsically safe electromagnetic flowmeter according to claim 4, wherein: The outer side of the plug rod (16) is fixedly connected with a baffle (18), the outer periphery of the plug rod (16) is provided with a spring (19), and the spring (19) is arranged between the protection plate (15) and the baffle (18).

7. An intrinsically safe electromagnetic flowmeter according to claim 4 wherein: The inside of the protective shell (3) is fixedly connected with a sealing sleeve (20), and the sealing sleeve (20) is made of rubber material.

8. The intrinsically safe electromagnetic flowmeter of claim 1, wherein: The two sides of the measuring pipe (1) are provided with flanges (21).

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