CN220230593U

CN220230593U - Corrosion-resistant and wear-resistant electromagnetic flowmeter

Info

Publication number: CN220230593U
Application number: CN202321243326.8U
Authority: CN
Inventors: 曹玉山; 张子瑜
Original assignee: Kaifeng Fantai Measurement And Control Technology Co ltd
Current assignee: Kaifeng Fantai Measurement And Control Technology Co ltd
Priority date: 2023-05-22
Filing date: 2023-05-22
Publication date: 2023-12-22
Anticipated expiration: 2033-05-22

Abstract

The utility model discloses a corrosion-resistant wear-resistant electromagnetic flowmeter, which relates to the technical field of flow monitoring equipment and comprises an electromagnetic flowmeter main body, wherein a detection head is fixedly arranged at the bottom end of the electromagnetic flowmeter main body, a measuring pipe is fixedly arranged at the bottom end of the detection head, threaded pipes are connected to two sides of the measuring pipe in a clamping manner, and a mounting assembly is arranged between the two threaded pipes and the measuring pipe, and the utility model has the beneficial effects that: through with the inner wall of runner pipe threaded connection at two screwed pipes, insert the inner wall of two draw-in holes respectively with two extension rings immediately, carry and draw two discs this moment and make two slide bars upwards slide along the inner wall of two first slide holes respectively, two reset springs shrink simultaneously, when two extension rings card completely into two draw-in holes, two reset springs reset and make two limiting plates and two slide bars move down, two draw-in bars block respectively simultaneously between every two opposite draw-in holes to can install this flowmeter and runner pipe fast.

Description

Corrosion-resistant and wear-resistant electromagnetic flowmeter

Technical Field

The utility model relates to a flowmeter, in particular to a corrosion-resistant and wear-resistant electromagnetic flowmeter, and belongs to the technical field of flow monitoring equipment.

Background

A flow meter, a meter that indicates the measured flow rate and/or the total amount of fluid in a selected time interval. In short, the meter is used for measuring the fluid flow in a pipeline or an open channel, the flow metering is widely applied to various fields of industrial and agricultural production, national defense construction, scientific research, external trade and people life, the electromagnetic flowmeter main body belongs to one of the flowmeters, and the electromagnetic flowmeter main body consists of a shell, a measuring conduit, an electrode, a shell, a lining, a converter and other structures, and when the electromagnetic flowmeter is used, the measuring tube is required to be in sealing connection with the pipeline, so that the purpose of measuring or detecting the fluid flow can be realized.

The electromagnetic flowmeter body disclosed in the application number of CN202022281287.3 is also an increasingly mature technology, and comprises an electromagnetic flowmeter body and a protecting device, wherein the protecting device is detachably connected with the electromagnetic flowmeter body; the protecting device is arranged on the pipeline, one side of the protecting device is provided with a first opening, and an accommodating space for accommodating the electromagnetic flowmeter main body is formed inside the protecting device; the electromagnetic flowmeter main body comprises a display screen, an observation window is arranged at the first opening part of the protecting device, and the observation window is arranged opposite to the display screen. Compared with the existing product, the electromagnetic flowmeter main body is provided with the protecting device, the electromagnetic flowmeter main body is separated from the outside through the protecting device, when the rain and snow weather is met, the corrosion influence of the rain and the snow on the electromagnetic flowmeter main body is reduced, the condition that external dust enters the electromagnetic flowmeter main body is relieved, the influence of external factors on the accuracy of the electromagnetic flowmeter main body is reduced, the service life is prolonged, the electromagnetic flowmeter main body disclosed by the application number of CN202021865025.5 is arranged through a specific technical structure, the technical defects that under the condition that the electromagnetic flowmeter main body generates larger vibration during operation, the weight of a transmitter generates larger stress on a connecting part between an adapter for supporting the transmitter and a sensor, a crack is generated at the connecting part between the adapter and the sensor, the shell of the sensor is broken and the like are overcome, but the two disclosed technologies have the following defects in the use process:

the flowmeters in the two above-mentioned disclosed techniques are inconvenient to install when monitoring various fluids, and when monitoring fluid changes, are inconvenient to detach and replace the flowtube of the flowmeter into a corresponding flow measuring channel, and are difficult to overhaul.

Disclosure of Invention

The utility model aims to provide a corrosion-resistant and wear-resistant electromagnetic flowmeter, which solves the problems that the electromagnetic flowmeter is difficult to install and inconvenient to detach and overhaul in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a corrosion-resistant wear-resisting electromagnetic flowmeter, includes the electromagnetic flowmeter main part, the bottom mounting of electromagnetic flowmeter main part is equipped with the detection head, the bottom mounting of detection head is equipped with the survey pipe, the equal block in both sides of survey pipe is connected with the screwed pipe, two all be equipped with the installation component between screwed pipe and the survey pipe, the inside of survey pipe is equipped with the clearance subassembly, the front of electromagnetic flowmeter main part is fixed and is equipped with the display screen, display screen and electromagnetic flowmeter main part electric connection, the inner wall of electromagnetic flowmeter main part is equipped with corrosion-resistant layer, the outside of electromagnetic flowmeter main part is equipped with the wearing layer.

Preferably, the two mounting assemblies comprise extension rings, limiting holes and limiting frames, the two extension rings are respectively and fixedly arranged on one sides of two threaded pipes, the two limiting holes are respectively formed in the inner walls of two sides of the measuring pipe, the two limiting holes are respectively matched with the two extension rings, and the two limiting frames are respectively and fixedly arranged on two sides of the top end of the measuring pipe.

Preferably, the inner walls at the middle parts of the top ends of the limiting frames are provided with first sliding holes, the inner walls of the first sliding holes are connected with sliding rods in a sliding mode, the bottom ends of the sliding rods are fixedly provided with limiting plates, the top ends of the limiting plates are fixedly provided with reset springs, and the top ends of the reset springs are fixedly connected with the two limiting frames respectively.

Preferably, the clearance subassembly includes drain pan, pivot, impeller, first helical gear, diaphragm, universal driving shaft, second helical gear and linkage disc, the fixed one side that sets up in the survey buret is intraductal, one side of drain pan is connected with the pivot through the bearing rotation, the fixed impeller that is equipped with of one end of pivot, the fixed first helical gear that is equipped with of the other end of pivot, the fixed diaphragm that is equipped with of opposite side of drain pan, one side on diaphragm top is connected with the universal driving shaft through the bearing rotation, the fixed second helical gear that is equipped with in top of universal driving shaft, the second helical gear is connected with first helical gear meshing, the bottom mounting of universal driving shaft is equipped with the linkage disc.

Preferably, the bottom ends of the two limiting plates are fixedly provided with clamping rods, the inner walls of one side of the top end of the extension ring and the inner walls of two sides of the top end of the measuring tube are provided with clamping holes, and each two opposite clamping holes are respectively matched with the two clamping rods.

Preferably, a second sliding hole is formed in one side of the inner wall of the measuring tube, the inner wall of the second sliding hole is slidably connected with a cleaning ring, a frame plate is fixedly arranged in the middle of the cleaning ring, and a movable rod is hinged between the frame plate and the linkage disc.

Preferably, the top ends of the two sliding rods are fixedly provided with discs.

Compared with the related art, the corrosion-resistant and wear-resistant electromagnetic flowmeter provided by the utility model has the following beneficial effects:

1. through connecting the flow pipeline with the inner walls of the two threaded pipes by threads, then inserting the two extension rings into the inner walls of the two clamping holes respectively, at the moment, lifting the two discs to enable the two sliding rods to slide upwards along the inner walls of the two first sliding holes respectively, simultaneously contracting the two return springs, when the two extension rings are completely clamped into the two clamping holes, resetting the two return springs to enable the two limiting plates and the two sliding rods to move downwards, and simultaneously clamping the two clamping rods between each two opposite clamping holes respectively, so that the flowmeter and the flow pipeline can be installed quickly, and the flowmeter is convenient to disassemble and convenient for workers to overhaul;

2. when fluid passes through the inside of the measuring tube, the fluid flows to drive the impeller and the rotating shaft to rotate, the rotating shaft drives the first bevel gear to rotate while rotating, and the second bevel gear can be driven to rotate due to the meshing connection of the second bevel gear and the first bevel gear, the second bevel gear drives the linkage disc and the movable rod to rotate through the linkage shaft, the frame plate can axially reciprocate under the influence of the movable rod, and the cleaning ring can reciprocate along the second sliding hole at the moment, so that scale on the inner wall of the measuring tube can be scraped, corrosion resistance in the measuring tube of the electromagnetic flowmeter main body is improved, and the service life of the electromagnetic flowmeter main body is prolonged.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of the present utility model;

FIG. 3 is an enlarged schematic view of the structure of FIG. 2A according to the present utility model;

fig. 4 is an enlarged schematic view of the structure of fig. 2B according to the present utility model.

In the figure: 1. an electromagnetic flowmeter body; 2. a detection head; 3. a measuring tube; 4. a threaded tube; 5. a mounting assembly; 6. cleaning the assembly; 7. a display screen; 8. a clamping rod; 9. a clamping hole; 10. a second slide hole; 11. cleaning the ring; 12. a frame plate; 13. a movable rod; 14. a disc; 51. an extension ring; 52. a limiting hole; 53. a limiting frame; 531. a first slide hole; 532. a slide bar; 533. a limiting plate; 534. a return spring; 61. a drain pan; 62. a rotating shaft; 63. an impeller; 64. a first helical gear; 65. a cross plate; 66. a linkage shaft; 67. a second helical gear; 68. and a linkage disc.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1:

referring to fig. 1-4, the utility model provides a corrosion-resistant and wear-resistant electromagnetic flowmeter, which comprises an electromagnetic flowmeter main body 1, wherein a detection head 2 is fixedly arranged at the bottom end of the electromagnetic flowmeter main body 1, a measurement pipe 3 is fixedly arranged at the bottom end of the detection head 2, threaded pipes 4 are connected to two sides of the measurement pipe 3 in a clamping manner, a mounting assembly 5 is arranged between the two threaded pipes 4 and the measurement pipe 3, a cleaning assembly 6 is arranged in the measurement pipe 3, a display screen 7 is fixedly arranged on the front surface of the electromagnetic flowmeter main body 1, the display screen 7 is electrically connected with the electromagnetic flowmeter main body 1, a corrosion-resistant layer is arranged on the inner wall of the electromagnetic flowmeter main body 1, and a wear-resistant layer is arranged on the outer side of the electromagnetic flowmeter main body 1;

referring to fig. 1-4, a corrosion-resistant and wear-resistant electromagnetic flowmeter further comprises two mounting assemblies 5, wherein the two mounting assemblies 5 comprise extension rings 51, limiting holes 52 and limiting frames 53, the two extension rings 51 are respectively and fixedly arranged on one sides of two threaded pipes 4, the two limiting holes 52 are respectively arranged on inner walls of two sides of a measuring pipe 3, the two limiting holes 52 are respectively matched with the two extension rings 51, and the two limiting frames 53 are respectively and fixedly arranged on two sides of the top end of the measuring pipe 3;

the inner walls of the middle parts of the top ends of the two limiting frames 53 are respectively provided with a first sliding hole 531, the inner walls of the two first sliding holes 531 are respectively and slidably connected with a sliding rod 532, the bottom ends of the two sliding rods 532 are respectively and fixedly provided with a limiting plate 533, the top ends of the two limiting plates 533 are respectively and fixedly provided with a reset spring 534, and the top ends of the two reset springs 534 are respectively and fixedly connected with the two limiting frames 53;

clamping rods 8 are fixedly arranged at the bottom ends of the two limiting plates 533, clamping holes 9 are formed in the inner wall of one side of the top end of the two extension rings 51 and the inner wall of two sides of the top end of the measuring tube 3, and each two opposite clamping holes 9 are respectively matched with the two clamping rods 8;

the top ends of the two slide bars 532 are fixedly provided with discs 14;

specifically, as shown in fig. 1, 2 and 3, when the flowmeter is to be connected to the flow conduit of the fluid to be measured, the flow conduit is first screwed to the inner walls of the two threaded pipes 4, then the two extension rings 51 are respectively inserted into the inner walls of the two limiting holes 52, at this time, the two discs 14 are pulled to slide the two slide bars 532 respectively along the inner walls of the two first sliding holes 531, and the two return springs 534 are contracted, and when the two extension rings 51 are completely clamped into the two limiting holes 52, the two return springs 534 are reset to move the two limiting plates 533 and the two slide bars 532 downward, and the two clamping rods 8 are respectively clamped between every two opposite clamping holes 9, so that the flowmeter and the flow conduit can be quickly installed.

Example 2:

the cleaning assembly 6 comprises a drain pan 61, a rotating shaft 62, an impeller 63, a first bevel gear 64, a transverse plate 65, a linkage shaft 66, a second bevel gear 67 and a linkage disc 68, wherein the drain pan 61 is fixedly arranged on one side of the inside of the measuring tube 3, one side of the drain pan 61 is rotationally connected with the rotating shaft 62 through a bearing, one end of the rotating shaft 62 is fixedly provided with the impeller 63, the other end of the rotating shaft 62 is fixedly provided with the first bevel gear 64, the other side of the drain pan 61 is fixedly provided with the transverse plate 65, one side of the top end of the transverse plate 65 is rotationally connected with the linkage shaft 66 through a bearing, the top end of the linkage shaft 66 is fixedly provided with the second bevel gear 67, the second bevel gear 67 is meshed with the first bevel gear 64, and the bottom end of the linkage shaft 66 is fixedly provided with the linkage disc 68;

a second slide hole 10 is formed in one side of the inner wall of the measuring tube 3, a cleaning ring 11 is connected to the inner wall of the second slide hole 10 in a sliding manner, a frame plate 12 is fixedly arranged in the middle of the cleaning ring 11, and a movable rod 13 is hinged between the frame plate 12 and a linkage disc 68;

specifically, as shown in fig. 2 and fig. 4, when fluid passes through the inside of the measuring tube 3, the fluid flows to drive the impeller 63 and the rotating shaft 62 to rotate, the rotating shaft 62 rotates and drives the first bevel gear 64 to rotate, and as the second bevel gear 67 is meshed with the first bevel gear 64, the first bevel gear 64 rotates and can drive the second bevel gear 67 to rotate, and then the linkage shaft 66 enables the second bevel gear 67 to drive the linkage disc 68 and the movable rod 13 to rotate, so that the frame plate 12 can axially reciprocate under the influence of the movable rod 13, and at the moment, the cleaning ring 11 reciprocates along the second sliding hole 10, so that scale on the inner wall of the measuring tube 3 can be scraped.

Working principle: when the flowmeter is required to be connected with a flow pipeline of a fluid to be measured, the flow pipeline is firstly connected with the inner walls of two threaded pipes 4 in a threaded manner, then two extension rings 51 are respectively inserted into the inner walls of two limiting holes 52, at the moment, two discs 14 are lifted to enable two slide rods 532 to respectively slide upwards along the inner walls of two first slide holes 531, meanwhile, two return springs 534 contract, when the two extension rings 51 are completely clamped into the two limiting holes 52, the two return springs 534 return to enable the two limiting plates 533 and the two slide rods 532 to move downwards, and meanwhile, two clamping rods 8 are respectively clamped between each two opposite clamping holes 9, so that the flowmeter and the flow pipeline can be quickly installed.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a corrosion-resistant wear-resisting electromagnetic flowmeter, includes electric flowmeter main part (1), its characterized in that, the bottom mounting of electric flowmeter main part (1) is equipped with detects head (2), the bottom mounting of detecting head (2) is equipped with survey buret (3), the equal block in both sides of survey buret (3) is connected with screwed pipe (4), two all be equipped with installation component (5) between screwed pipe (4) and survey buret (3), the inside of survey buret (3) is equipped with clearance subassembly (6), the front fixed display screen (7) that are equipped with of electric flowmeter main part (1), display screen (7) and electric flowmeter main part (1) electric connection, the inner wall of electric flowmeter main part (1) is equipped with corrosion-resistant layer, the outside of electric flowmeter main part (1) is equipped with the wearing layer.

2. A corrosion and wear resistant electromagnetic flowmeter in accordance with claim 1, wherein: the two mounting assemblies (5) comprise extension rings (51), limiting holes (52) and limiting frames (53), the two extension rings (51) are respectively and fixedly arranged on one sides of two threaded pipes (4), the two limiting holes (52) are respectively formed in the inner walls of two sides of the measuring pipe (3), the two limiting holes (52) are respectively matched with the two extension rings (51), and the two limiting frames (53) are respectively and fixedly arranged on two sides of the top end of the measuring pipe (3).

3. A corrosion and wear resistant electromagnetic flowmeter in accordance with claim 2, wherein: the inner walls at the middle parts of the top ends of the limiting frames (53) are respectively provided with a first sliding hole (531), the inner walls of the first sliding holes (531) are respectively and slidably connected with a sliding rod (532), the bottom ends of the sliding rods (532) are respectively and fixedly provided with a limiting plate (533), the top ends of the limiting plates (533) are respectively and fixedly provided with a reset spring (534), and the top ends of the reset springs (534) are respectively and fixedly connected with the two limiting frames (53).

4. A corrosion and wear resistant electromagnetic flowmeter in accordance with claim 1, wherein: the cleaning assembly (6) comprises a drain pan (61), a rotating shaft (62), an impeller (63), a first bevel gear (64), a transverse plate (65), a linkage shaft (66), a second bevel gear (67) and a linkage disc (68), wherein the drain pan (61) is fixedly arranged on one side of the inner portion of the measuring tube (3), the rotating shaft (62) is connected to one side of the drain pan (61) through bearing rotation, the impeller (63) is fixedly arranged at one end of the rotating shaft (62), the first bevel gear (64) is fixedly arranged at the other end of the rotating shaft (62), the transverse plate (65) is fixedly arranged at the other side of the drain pan (61), the linkage shaft (66) is rotatably connected to one side of the top end of the transverse plate (65) through a bearing, the second bevel gear (67) is fixedly arranged at the top end of the linkage shaft (66), the second bevel gear (67) is in meshed connection with the first bevel gear (64), and the linkage disc (68) is fixedly arranged at the bottom end of the linkage shaft (66).

5. A corrosion and wear resistant electromagnetic flowmeter in accordance with claim 3, wherein: clamping rods (8) are fixedly arranged at the bottom ends of the two limiting plates (533), clamping holes (9) are formed in the inner wall of one side of the top end of the extension ring (51) and the inner wall of two sides of the top end of the measuring tube (3), and each two opposite clamping holes (9) are matched with the two clamping rods (8) respectively.

6. A corrosion and wear resistant electromagnetic flowmeter in accordance with claim 4, wherein: a second sliding hole (10) is formed in one side of the inner wall of the measuring tube (3), a cleaning ring (11) is connected to the inner wall of the second sliding hole (10) in a sliding mode, a frame plate (12) is fixedly arranged in the middle of the cleaning ring (11), and a movable rod (13) is hinged between the frame plate (12) and the linkage disc (68).

7. A corrosion and wear resistant electromagnetic flowmeter in accordance with claim 3, wherein: the top ends of the two slide bars (532) are fixedly provided with discs (14).