CN211373729U

CN211373729U - Electromagnetic flowmeter

Info

Publication number: CN211373729U
Application number: CN202020380085.1U
Authority: CN
Inventors: 张国鹏; 刘全甫; 肜豪杰
Original assignee: Henan Zhengkai Electric Co ltd
Current assignee: Henan Zhengkai Electric Co ltd
Priority date: 2020-03-23
Filing date: 2020-03-23
Publication date: 2020-08-28
Anticipated expiration: 2030-03-23

Abstract

The utility model discloses an electromagnetic flowmeter, including the measuring catheter, one side fixedly connected with pipeline of measuring catheter links up the mouth, and the pipeline links up one side of mouth and installs connection structure, connection structure's inside is including the lantern ring, and is fixed connection between the lantern ring and the measuring catheter, one side fixedly connected with rack of the lantern ring, and the surface of rack cup joints and is connected with first backup pad, the surface toothing of rack is connected with the gear, and the inside of gear cup joints and is connected with the pivot. The utility model discloses in, through stirring the barre, can drive the pivot and rotate, the pivot is rotated and is driven the gear and rotate, drives the rack horizontal slip through the gear to drive the lantern ring through the rack and slide on measuring catheter surface horizontal slip, through this structure, can save bolt-up pipeline and link up the mouth, can not appear making the batch meter dismantle not getting off because of the bolt rusts, wherein the barre plays the effect of lever laborsaving in fastening process.

Description

Electromagnetic flowmeter

Technical Field

The utility model relates to an instrument and instrument technical field especially relates to an electromagnetic flowmeter.

Background

The electromagnetic flowmeter is an instrument which applies the electromagnetic induction principle and measures the flow of conductive fluid according to the electromotive force induced when the conductive fluid passes through an external magnetic field, and the structure of the electromagnetic flowmeter mainly comprises a magnetic circuit system, a measuring conduit, an electrode, a shell, a lining, a converter and the like.

When the existing electromagnetic flowmeter is installed, bolts of the electromagnetic flowmeter are usually required to be fixed with a pipeline, and the bolts are constantly fixed, but after the electromagnetic flowmeter is used for a long time, the bolts are rusted, and the electromagnetic flowmeter cannot be taken down when the electromagnetic flowmeter needs to be replaced, so that the existing electromagnetic flowmeter can only be broken and disassembled, the pipeline is welded again, and the use cost is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving current electromagnetic flowmeter, need the electromagnetic flowmeter bolt to go on with the pipeline is fixed usually, though it is permanent fixed, nevertheless after using for a long time, the bolt can rust, can lead to unable taking off at the electromagnetic flowmeter timing that needs to be changed, and this can lead to can only breaking open, welds the pipeline of going again, can increase use cost's shortcoming, and the electromagnetic flowmeter who provides.

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

the utility model provides an electromagnetic flowmeter, includes the measuring catheter, one side fixedly connected with pipeline of measuring catheter links up the mouth, and one side of pipeline links up the mouth installs connection structure, connection structure's inside is including the lantern ring, and is fixed connection between the lantern ring and the measuring catheter, one side fixedly connected with rack of the lantern ring, and the surface of rack cup joints and is connected with first backup pad, the surface toothing of rack is connected with the gear, and the inside of gear cup joints and is connected with the pivot, fixed connection between pivot and the first backup pad, and the inside gomphosis of pivot is connected with the barre, the top fixedly connected with second backup pad of measuring catheter, and be connected for cup jointing between second backup pad and the rack, the rack constructs sliding construction through between first backup pad and the gear, and the gear through pivot and constitute revolution mechanic between the barre.

As a further description of the above technical solution:

the inside mounting of second backup pad has buckle mechanism, the top fixedly connected with panel board of measuring pipe, and the internally mounted of measuring pipe has sealing mechanism.

As a further description of the above technical solution:

the inside of buckle mechanism is including the inside groove, and is connected for the gomphosis between inside groove and the second backup pad, the inner wall of inside groove cup joints and is connected with the bull stick, and the surface of its bull stick cup joints and is connected with the cardboard, and the both sides fixedly connected with torsional spring of cardboard, the laminating of the back of cardboard near the top position is connected with the hand and twists the bolt, and twists for threaded connection between bolt and the second backup pad by the hand.

As a further description of the above technical solution:

the cardboard passes through to constitute revolution mechanic between bull stick and the inside groove, and the torsional spring is symmetrical form about between the cardboard.

As a further description of the above technical solution:

the inside of sealing mechanism is including L type hole, and is connected for the gomphosis between L type hole and the measuring pipe, the inside in L type hole cup joints and connects the piston piece, and the laminating of piston piece is connected with the rubber circle, the round platform groove has been seted up to one side of rubber circle.

As a further description of the above technical solution:

as a further description of the above technical solution:

one side of the piston block is in a round table shape, and the rubber ring passes through the piston block and forms an extrusion structure with the L-shaped hole.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, through stirring the barre, can drive the pivot and rotate, the pivot is rotated and is driven the gear and rotate, drives the rack horizontal slip through the gear to drive the lantern ring through the rack and slide on measuring catheter surface horizontal slip, through this structure, can save bolt-up pipeline and link up the mouth, can not appear making the batch meter dismantle not getting off because of the bolt rusts, wherein the barre plays the effect of lever laborsaving in fastening process.

2. The utility model discloses in, twist the bolt through rotatory hand for the cardboard overturns left, torsional spring savings elastic potential energy when the cardboard overturns left, twist the bolt through the hand and adjust the cardboard to can block the gear till, ensure that the gear can not reverse, make and guarantee the rack and can tightly support the lantern ring at the fastening lantern ring and pipeline joint mouth in-process, make the lantern ring and pipeline joint mouth combine closely.

3. The utility model discloses in, in the liquid flow in the survey pipe advances L type hole, the piston piece will be extruded to the pressure that liquid produced for the piston piece promotes the rubber circle, makes the rubber circle be connected with the laminating of pipeline linking oral cavity wall, because the rubber circle receives the piston piece extrusion, and the inflation is out of shape, makes the rubber circle hug closely with L type downthehole wall.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of the connection structure of the present invention;

fig. 3 is a schematic structural view of the middle buckle mechanism of the present invention;

FIG. 4 is a schematic structural view of the side view of the middle latch mechanism of the present invention;

fig. 5 is a schematic structural diagram of the middle sealing mechanism of the present invention.

Illustration of the drawings:

1. a measurement catheter; 2. a pipe joint; 3. a connecting structure; 301. a collar; 302. a rack; 303. a first support plate; 304. a gear; 305. a rotating shaft; 306. a handle bar; 307. a second support plate; 4. a buckle mechanism; 401. an inner tank; 402. a rotating rod; 403. clamping a plate; 404. a torsion spring; 405. screwing the bolt by hand; 5. an instrument panel; 6. a sealing mechanism; 601. an L-shaped hole; 602. a piston block; 603. a rubber ring; 604. a circular table groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-5, an electromagnetic flowmeter comprises a measuring conduit 1, a conduit adapter 2 is fixedly connected to one side of the measuring conduit 1, a connecting structure 3 is installed at one side of the conduit adapter 2, a sleeve ring 301 is included inside the connecting structure 3, the sleeve ring 301 is fixedly connected with the measuring conduit 1, a rack 302 is fixedly connected to one side of the sleeve ring 301, a first support plate 303 is connected to the surface of the rack 302 in a sleeved manner, a gear 304 is connected to the surface of the rack 302 in a meshed manner, a rotating shaft 305 is connected to the inside of the gear 304 in a sleeved manner, the rotating shaft 305 is fixedly connected with the first support plate 303, a handle 306 is connected to the inside of the rotating shaft 305 in an embedded manner, a second support plate 307 is fixedly connected to the top end of the measuring conduit 1, the second support plate 307 is connected to the rack 302 in a sleeved manner, and the rack 302 forms a sliding, and the gear 304 forms a rotating structure with the handle bar 306 through the rotating shaft 305, and the handle bar 306 can play a role in lever saving in the fastening process.

Further, the inside of the second support plate 307 is provided with a buckle mechanism 4, the top end of the measuring conduit 1 is fixedly connected with an instrument panel 5, and the inside of the measuring conduit 1 is provided with a sealing mechanism 6, and the sealing mechanism 6 can prevent the leakage of the measuring meter.

Further, buckle mechanism 4's inside is including interior groove 401, and is connected for the gomphosis between interior groove 401 and the second backup pad 307, and the inner wall of interior groove 401 cup joints and is connected with bull stick 402, and the surface of its bull stick 402 cup joints and is connected with cardboard 403, and the both sides fixedly connected with torsional spring 404 of cardboard 403, and the laminating of the back of cardboard 403 is close to top position and is connected with hand-screwed bolt 405, and for threaded connection hand-screwed bolt 405 can make cardboard 403 overturn left between hand-screwed bolt 405 and the second backup pad 307.

Furthermore, the rotation structure is formed between the rotating rod 402 and the inner groove 401 of the chuck plate 403, and the torsion springs 404 are symmetrical with respect to the chuck plate 403, so that the torsion springs 404 can ensure that the chuck plate 403 can be attached to the surface of the gear 304, and the gear 304 cannot rotate reversely.

Further, the inside of the sealing mechanism 6 includes an L-shaped hole 601, the L-shaped hole 601 is connected with the measuring catheter 1 in an embedded manner, the piston block 602 is connected to the inside of the L-shaped hole 601 in a sleeved manner, the rubber ring 603 is connected to the piston block 602 in an attached manner, a circular platform groove 604 is formed in one side of the rubber ring 603, and the rubber ring 603 can expand and deform after being extruded by the circular platform groove 604.

Further, one side of the piston block 602 is in a circular truncated cone shape, and the rubber ring 603 forms an extrusion structure through the piston block 602 and the L-shaped hole 601, so that the rubber ring 603 is attached to and connected with the wall of the pipe joint 2.

The working principle is as follows: when the device is used, the handle bar 306 is pulled to drive the rotating shaft 305 to rotate, the rotating shaft 305 rotates to drive the gear 304 to rotate, the gear 304 drives the rack 302 to slide left and right, so that the rack 302 drives the sleeve ring 301 to slide left and right on the surface of the measuring catheter 1, through the structure, the bolt fastening pipeline joint port 2 can be omitted, the situation that the meter cannot be disassembled due to the rusting of the bolt is avoided, wherein the handle bar 306 plays a role in saving lever force in the fastening process, the bolt 405 is screwed by rotating the hand, the clamping plate 403 is turned left, the torsion spring 404 stores elastic potential energy while the clamping plate 403 is turned left, the clamping plate 403 is adjusted to clamp the gear 304 by screwing the bolt 405 by the hand, the gear 304 is ensured not to be turned over, the rack 302 is ensured to tightly abut against the sleeve ring 301 in the process of fastening the sleeve ring 301 and the pipeline joint port 2, and the sleeve ring 301, when the liquid in the measuring catheter 1 flows into the L-shaped hole 601, the pressure generated by the liquid will press the piston block 602, so that the piston block 602 pushes the rubber ring 603, so that the rubber ring 603 is attached to the wall of the pipe adaptor 2, and since the rubber ring 603 is pressed by the piston block 602, it expands and deforms, so that the rubber ring 603 is closely attached to the inner wall of the L-shaped hole 601.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The electromagnetic flowmeter comprises a measuring conduit (1) and is characterized in that one side of the measuring conduit (1) is fixedly connected with a conduit connecting port (2), one side of the conduit connecting port (2) is provided with a connecting structure (3), the inside of the connecting structure (3) comprises a lantern ring (301), the lantern ring (301) is fixedly connected with the measuring conduit (1), one side of the lantern ring (301) is fixedly connected with a rack (302), the surface of the rack (302) is connected with a first supporting plate (303) in a sleeved mode, the surface of the rack (302) is connected with a gear (304) in a meshed mode, the inside of the gear (304) is connected with a rotating shaft (305) in a sleeved mode, the rotating shaft (305) is fixedly connected with the first supporting plate (303), the inside of the rotating shaft (305) is connected with a handle rod (306) in an embedded mode, the top end of the measuring conduit (1) is fixedly connected with a second supporting plate, the second support plate (307) is connected with the rack (302) in a sleeved mode, the rack (302) forms a sliding structure through the first support plate (303) and the gear (304), and the gear (304) forms a rotating structure through the rotating shaft (305) and the handle bar (306).

2. An electromagnetic flowmeter according to claim 1 characterized in that said second support plate (307) has snap means (4) mounted inside, said measuring duct (1) has a gauge panel (5) fixedly attached to its top end and said measuring duct (1) has sealing means (6) mounted inside.

3. The electromagnetic flowmeter as claimed in claim 2, wherein the inside of the snap mechanism (4) comprises an inner groove (401), the inner groove (401) is connected with the second support plate (307) in a fitting manner, a rotating rod (402) is connected to the inner wall of the inner groove (401) in a sleeved manner, a clamping plate (403) is connected to the surface of the rotating rod (402) in a sleeved manner, torsion springs (404) are fixedly connected to two sides of the clamping plate (403), a hand-screwed bolt (405) is connected to the rear surface of the clamping plate (403) close to the top end in a fitted manner, and the hand-screwed bolt (405) is connected with the second support plate (307) in a threaded manner.

4. An electromagnetic flow meter according to claim 3, characterised in that the catch plates (403) are arranged to rotate with respect to the inner groove (401) via the rotation rods (402), and the torsion springs (404) are arranged symmetrically with respect to the catch plates (403).

5. The electromagnetic flowmeter as claimed in claim 2, wherein the sealing mechanism (6) includes an L-shaped hole (601) therein, the L-shaped hole (601) is in engagement with the measuring conduit (1), the L-shaped hole (601) is in sleeved connection with a piston block (602), the piston block (602) is in contact connection with a rubber ring (603), and a circular truncated cone groove (604) is formed in one side of the rubber ring (603).

6. The electromagnetic flow meter according to claim 5, characterized in that one side of the piston block (602) is in the shape of a circular truncated cone, and the rubber ring (603) passes through the piston block (602) and forms an extrusion structure with the L-shaped hole (601).