CN211926974U

CN211926974U - Electromagnetic flowmeter

Info

Publication number: CN211926974U
Application number: CN202021083637.9U
Authority: CN
Inventors: 刘佳音
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-12
Filing date: 2020-06-12
Publication date: 2020-11-13
Anticipated expiration: 2030-06-12

Abstract

The utility model provides an electromagnetic flowmeter relates to electromagnetic flowmeter technical field, including first pipe, second pipe and cleaning device, first pipe and second pipe are linked together, and first pipe and second pipe mutually perpendicular, the port intercommunication that first pipe was kept away from to the second pipe has the flowmeter body, the one end intercommunication that the flowmeter body was kept away from to the second pipe has the collection box, and collects box and second pipe threaded connection, the inner wall of second pipe is provided with cleaning device, cleaning device includes the fixed bolster, the fixed bolster is "ten" font. The utility model discloses, through setting up cleaning device, solved liquid and had other impurity that probably accompanies at the flow in-process, can exert an influence to measuring precision when flowing through electromagnetic flowmeter, liquid is when long-time flow does not clear up again in addition, can produce impurity absorption in the pipe wall, to the velocity of flow of liquid to and the problem that the flowmeter body can all produce the influence.

Description

Electromagnetic flowmeter

Technical Field

The utility model relates to an electromagnetic flow meter technical field especially relates to an electromagnetic flow meter.

Background

The electromagnetic flowmeter is a novel flow measuring instrument which is rapidly developed along with the development of electronic technology in 50-60 years of the 20 th century. The electromagnetic flowmeter is an instrument which measures the flow of a conductive fluid according to the electromotive force induced when the conductive fluid passes through an external magnetic field by applying the electromagnetic induction principle.

Electromagnetic flowmeter often is used for measuring liquid flow, and many liquid have other impurity that can accompany at the flow in-process, can influence measuring precision like this when flowing through electromagnetic flowmeter, can damage the flowmeter body even, and many liquid are when long-time flow does not have the clearance again, can produce impurity absorption in the pipe wall in addition, to the velocity of flow of liquid to and the flowmeter body can all produce the influence.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an electromagnetic flowmeter.

In order to achieve the above purpose, the utility model adopts the following technical scheme: an electromagnetic flowmeter comprises a first conduit, a second conduit and a cleaning device, wherein the first conduit is communicated with the second conduit, the first conduit and the second conduit are mutually vertical, a port of the second conduit far away from the first conduit is communicated with a flowmeter body, one end of the second conduit far away from the flowmeter body is communicated with a collecting box, the collecting box is in threaded connection with the second conduit, the cleaning device is arranged on the inner wall of the second conduit and comprises two fixing supports, the fixing supports are in a cross shape, the ports of the two fixing supports are fixedly connected with the inner wall of the second conduit, a rotating shaft is arranged on one side, close to each other, of the two fixing supports, the surface of the rotating shaft is rotatably connected with the two fixing supports, a rotating plate is uniformly and fixedly connected to the surface of the rotating shaft, and one end of the rotating plate, far away from the rotating shaft, is fixedly connected with a scraper, the fixed surface of pivot is connected with the flabellum, the one end fixedly connected with filter screen that first pipe was kept away from to the fixed bolster, the fixed surface that the pivot is close to the filter screen is connected with the sponge brush board, the surface and the filter screen contact of brush board.

Preferably, the lateral wall of the second conduit is communicated with a water inlet pipe relative to the position between the filter screen and the flowmeter body, the water inlet pipe is perpendicular to the second conduit, and a valve is fixedly communicated with one end, far away from the second conduit, of the water inlet pipe.

Preferably, the number of the rotating plates is three, the three rotating plates are uniformly distributed on the surface of the rotating shaft, and the three rotating plates are twisted into a turbine-shaped structure.

Preferably, the both ends of first pipe all are provided with dismounting device, dismounting device includes sleeve and solid fixed ring, telescopic inner wall and first pipe rotate to be connected, gu fixed ring's inner wall and first pipe fixed connection, the sleeve is close to the one end fixedly connected with snap ring of first pipe, first square groove and second square groove have been seted up to the inner wall of snap ring, first square groove and second square groove are two, and two first square grooves and two equal symmetry settings in second square groove, gu fixed ring's the one end fixedly connected with spring that is close to the snap ring, gu fixed ring's one end fixedly connected with loose ring is kept away from to the spring, the inner wall and the first pipe sliding connection of loose ring.

Preferably, the surface of the first guide pipe is fixedly connected with two clamping blocks, the two clamping blocks are symmetrically arranged, and the size of each clamping block is matched with the size of the first square groove and the size of the second square groove.

Preferably, the inner wall of snap ring has seted up the ring groove, and the size looks adaptation of the size in ring groove and fixture block to first square groove of ring groove intercommunication and second square groove, ring inslot wall card have rubber packing pad.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. in the utility model, by arranging the cleaning device, when liquid flows, the liquid needs to pass through the filter screen before flowing through the flowmeter body, the filter screen filters the liquid, the impurities under filtration are adsorbed on the surface of the filter screen, the liquid can drive the fan blade to rotate when flowing, the rotation of the fan blade can drive the rotating shaft to rotate, the rotating shaft drives the brush plate to clean the surface of the filter screen, the cleaned impurities fall into the collecting box, when the inner wall of the pipe adsorbs the impurities, the water inlet pipe can be opened to connect water flow, the water flow rushes onto the turbine-shaped rotating plate to make the rotating plate rotate under the stress on the rotating shaft, the scraper on the rotating plate cleans the inner wall of the second conduit, the cleaned impurities fall into the collecting box, other impurities possibly accompanied by the liquid in the flowing process are solved, and the measuring precision can be influenced when the liquid flows through the electromagnetic flowmeter, even can damage the flowmeter body, many liquid can produce impurity absorption in the pipe wall when tasting long-time flow and not clearing up moreover, to the velocity of flow of liquid to and the flowmeter body all can produce the problem of influence.

2. The utility model discloses in, through setting up dismounting device, when the flowmeter received the damage and need repair, to the direction promotion sleeve of activity ring, the sleeve can extrude the activity ring, the activity ring can extrude the spring, make the solid fixed ring direction motion of activity ring, the second square groove that makes the snap ring breaks away from the fixture block, rotate the snap ring again, the first square groove that makes the snap ring aims at the fixture block, make and break away from between the first pipe, the convenience is demolishd the repair to the flowmeter body, the structure of flowmeter integration in the past has been avoided, inconvenient maintenance clearance.

Drawings

Fig. 1 is a schematic perspective view of an electromagnetic flowmeter according to the present invention;

fig. 2 is a schematic diagram of an explosion structure of an electromagnetic flowmeter according to the present invention;

fig. 3 is a partial schematic view of a cleaning device of an electromagnetic flowmeter according to the present invention;

fig. 4 is a partial schematic view of a dismounting device of an electromagnetic flowmeter according to the present invention.

Illustration of the drawings: 1. a first conduit; 2. a second conduit; 3. disassembling the device; 31. a fixing ring; 32. a spring; 33. a movable ring; 34. a clamping block; 35. a sleeve; 36. a snap ring; 37. a first square groove; 38. a second square groove; 4. a flowmeter body; 5. a cleaning device; 51. brushing the board; 52. filtering with a screen; 53. fixing a bracket; 54. a water inlet pipe; 55. a scraper; 56. rotating the plate; 57. a fan blade; 58. a rotating shaft; 6. and (4) collecting the box.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.

Embodiment 1, as shown in fig. 1-4, the utility model provides an electromagnetic flowmeter, including first pipe 1, second pipe 2 and cleaning device 5, first pipe 1 and second pipe 2 are linked together, and first pipe 1 and second pipe 2 mutually perpendicular, and the port intercommunication that first pipe 1 was kept away from to second pipe 2 has flowmeter body 4, and the one end intercommunication that flowmeter body 4 was kept away from to second pipe 2 has collection box 6, and collects box 6 and second pipe 2 threaded connection.

The specific arrangement and function of the cleaning device 5 and the dismounting device 3 will be described in detail below.

As shown in fig. 2 and 3, the inner wall of the second conduit 2 is provided with a cleaning device 5, the cleaning device 5 includes two fixing brackets 53, the fixing brackets 53 are in a cross shape, the two fixing brackets 53 are provided, the ports of the two fixing brackets 53 are fixedly connected with the inner wall of the second conduit 2, one sides of the two fixing brackets 53 close to each other are provided with a rotating shaft 58, the surface of the rotating shaft 58 is rotatably connected with the two fixing brackets 53, the surface of the rotating shaft 58 is uniformly and fixedly connected with a rotating plate 56, one end of the rotating plate 56 far away from the rotating shaft 58 is fixedly connected with a scraper 55, the surface of the rotating shaft 58 is fixedly connected with a fan blade 57, one end of the fixing bracket 53 far away from the first conduit 1 is fixedly connected with a filter screen 52, the surface of the rotating shaft 58 close to the filter screen 52 is fixedly connected with a sponge brush plate 51, the surface of the brush plate 51 is in contact with the filter screen 52, the side, the water inlet pipe 54 is perpendicular to the second guide pipe 2, and the water inlet pipe 54 is fixed to be communicated with a valve at the end far away from the second guide pipe 2, the number of the rotating plates 56 is three, the three rotating plates 56 are uniformly distributed on the surface of the rotating shaft 58, and the three rotating plates 56 are twisted into a turbine-shaped structure.

The whole cleaning device 5 achieves the effects that by arranging the fixing ring 31, the spring 32, the movable ring 33, the fixture block 34, the sleeve 35, the clamping ring 36, the first square groove 37, the second square groove 38 and the like, when liquid flows, the liquid needs to pass through the filter screen 52 before flowing through the flowmeter body 4, the filter screen 52 filters the liquid, the filtered impurities are adsorbed on the surface of the filter screen 52, the liquid can drive the fan blades 57 to rotate when flowing, the rotation of the fan blades 57 can drive the rotating shaft 58 to rotate, the rotating shaft 58 rotates to drive the brush plate 51 to clean the surface of the filter screen 52, the cleaned impurities fall into the collecting box 6, when the impurities are adsorbed on the inner wall of the pipe, the water inlet pipe 54 can be opened to connect water flow, the water flow rushes onto the turbine-shaped rotating plate 56 to enable the rotating plate 56 to rotate on the rotating shaft 58 under the stress, the scraper 55 on the rotating plate 56 cleans the inner wall of the second guide pipe 2, the impurity that the clearance was got off falls to collecting box 6 in, has solved liquid and has had other impurity that can accompany at the flow in-process, can possibly exert an influence to measuring precision when flowing through electromagnetic flowmeter, can damage flowmeter body 4 even, and a lot of liquid is when tasting long-time flow and not clearing up again, can produce impurity absorption in the pipe wall in addition, to the velocity of flow of liquid to and flowmeter body 4 all can produce the problem of influence.

As shown in fig. 2 and 4, the two ends of the first conduit 1 are provided with the detaching device 3, the detaching device 3 includes a sleeve 35 and a fixing ring 31, the inner wall of the sleeve 35 is rotatably connected with the first conduit 1, the inner wall of the fixing ring 31 is fixedly connected with the first conduit 1, one end of the sleeve 35 close to the first conduit 1 is fixedly connected with a snap ring 36, the inner wall of the snap ring 36 is provided with a first square groove 37 and a second square groove 38, the first square groove 37 and the second square groove 38 are two, the two first square grooves 37 and the two second square grooves 38 are symmetrically arranged, one end of the fixing ring 31 close to the snap ring 36 is fixedly connected with a spring 32, one end of the spring 32 far from the fixing ring 31 is fixedly connected with a movable ring 33, the inner wall of the movable ring 33 is slidably connected with the first conduit 1, the surface of the first conduit 1 is fixedly connected with two snap blocks 34, the two snap blocks 34 are symmetrically arranged, and the size of the snap blocks 34 is matched with the size of the first square grooves, the inner wall of snap ring 36 has seted up the ring groove, and the size looks adaptation of the size in ring groove and fixture block 34 to the ring groove communicates first square groove 37 and second square groove 38, and the ring inslot wall card has rubber packing pad.

The whole dismounting device 3 achieves the effect that through the arrangement of the brush plate 51, the filter screen 52, the fixed support 53, the water inlet pipe 54, the scraper 55, the rotating plate 56, the fan blades 57, the rotating shaft 58 and the like, when the flowmeter is damaged and needs to be repaired, the sleeve 35 is pushed towards the movable ring 33, the sleeve 35 can extrude the movable ring 33, the movable ring 33 can extrude the spring 32, the movable ring 33 can move towards the fixed ring 31, the second square groove 38 of the clamping ring 36 is separated from the clamping block 34, the clamping ring 36 is rotated again, the first square groove 37 of the clamping ring 36 is aligned to the clamping block 34, the first guide pipe 1 is separated, the flowmeter body 4 is convenient to dismantle and repair, the integrated structure of the conventional flowmeter is avoided, and the maintenance and the cleaning are inconvenient.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.

Claims

1. An electromagnetic flowmeter comprising a first conduit (1), a second conduit (2) and a cleaning device (5), characterized in that: the first guide pipe (1) is communicated with the second guide pipe (2), the first guide pipe (1) and the second guide pipe (2) are perpendicular to each other, a port, far away from the first guide pipe (1), of the second guide pipe (2) is communicated with a flow meter body (4), one end, far away from the flow meter body (4), of the second guide pipe (2) is communicated with a collecting box (6), the collecting box (6) is in threaded connection with the second guide pipe (2), a cleaning device (5) is arranged on the inner wall of the second guide pipe (2), the cleaning device (5) comprises two fixing supports (53), the fixing supports (53) are in a cross shape, the two fixing supports (53) are fixedly connected with the inner wall of the second guide pipe (2), a rotating shaft (58) is arranged on one side, close to each other, of the two fixing supports (53), the surface of the rotating shaft (58) is rotatably connected with the two fixing supports (53), the even fixedly connected with in surface of pivot (58) changes board (56), the equal fixedly connected with scraper (55) of one end of pivot (58) is kept away from to change board (56), the fixed surface of pivot (58) is connected with flabellum (57), the one end fixedly connected with filter screen (52) of first pipe (1) are kept away from to fixed bolster (53), the fixed surface that pivot (58) are close to filter screen (52) is connected with sponge brush board (51), the surface and the filter screen (52) contact of brush board (51).

2. An electromagnetic flow meter according to claim 1, characterized in that: the lateral wall of the second conduit (2) is communicated with a water inlet pipe (54) relative to the position between the filter screen (52) and the flowmeter body (4), the water inlet pipe (54) is vertical to the second conduit (2), and a valve is fixedly communicated with one end, far away from the second conduit (2), of the water inlet pipe (54).

3. An electromagnetic flow meter according to claim 1, characterized in that: the number of the rotating plates (56) is three, the three rotating plates (56) are uniformly distributed on the surface of the rotating shaft (58), and the three rotating plates (56) are twisted into a turbine-shaped structure.

4. An electromagnetic flow meter according to claim 1, characterized in that: the two ends of the first conduit (1) are respectively provided with a dismounting device (3), the dismounting device (3) comprises a sleeve (35) and a fixing ring (31), the inner wall of the sleeve (35) is rotatably connected with the first conduit (1), the inner wall of the fixing ring (31) is fixedly connected with the first conduit (1), one end of the sleeve (35) close to the first conduit (1) is fixedly connected with a snap ring (36), the inner wall of the snap ring (36) is provided with a first square groove (37) and a second square groove (38), the first square groove (37) and the second square groove (38) are respectively two, the two first square grooves (37) and the two second square grooves (38) are respectively and symmetrically arranged, one end of the fixing ring (31) close to the snap ring (36) is fixedly connected with a spring (32), one end of the spring (32) far away from the fixing ring (31) is fixedly connected with a movable ring (33), the inner wall of the movable ring (33) is connected with the first conduit (1) in a sliding way.

5. An electromagnetic flow meter according to claim 1, characterized in that: the surface of the first guide pipe (1) is fixedly connected with two clamping blocks (34), the two clamping blocks (34) are symmetrically arranged, and the sizes of the two clamping blocks (34) are matched with the sizes of the first square groove (37) and the second square groove (38).

6. An electromagnetic flow meter according to claim 4, wherein: the inner wall of snap ring (36) has been seted up the ring groove, and the size looks adaptation of the size in ring groove and fixture block (34) to first square groove (37) of ring groove intercommunication and second square groove (38), ring inslot wall card have rubber packing pad.