CN210051373U

CN210051373U - Precession vortex flowmeter with good sealing performance

Info

Publication number: CN210051373U
Application number: CN201920456449.7U
Authority: CN
Inventors: 杨兆宝
Original assignee: Wuxi Aituoli Electronic Technology Co Ltd
Current assignee: Wuxi Aituoli Electronic Technology Co Ltd
Priority date: 2019-04-07
Filing date: 2019-04-07
Publication date: 2020-02-11
Anticipated expiration: 2029-04-07

Abstract

The utility model discloses a precession vortex flowmeter that sealing performance is good, including flowmeter body and pipeline, the both ends of flowmeter body all are equipped with the drainage tube, and the outside of drainage tube is equipped with a plurality of cardboards, cardboard and flowmeter body fixed connection, form the draw-in groove between cardboard and the drainage tube, pipeline and draw-in groove joint, the utility model discloses the beneficial effect who reaches is: this flowmeter's both ends are passed through draw-in groove and threaded sleeve and pipe connection, through threaded sleeve and external screw thread connection, screw up through threaded sleeve fixes the pipeline in the draw-in groove, replace traditional bolted connection, need not professional instrument during the dismantlement, easy operation sets up a plurality of rubber seal between flowmeter body and pipeline, can utilize No. two sealing washer protections when having increased sealed effect again when a rubber seal is damaged, increase the sealed effect of flowmeter junction.

Description

Precession vortex flowmeter with good sealing performance

Technical Field

The utility model relates to a precession vortex flowmeter, concretely relates to precession vortex flowmeter that sealing performance is good belongs to counter installation technical field.

Background

Precession vortex flowmeter adopts advanced micro-processing technique, it is strong to have a function, the flow range is wide, operation maintenance is simple, advantages such as installation convenient to use, main technical indicator reaches the novel gas flow instrument of the advanced level of foreign like product, in the prior art, most flowmeters are all installed the flowmeter on the pipeline through the bolt, it is comparatively convenient to say the installation, but still need accomplish to demolish the installation with the help of professional instrument, and precession vortex flowmeter installation among the prior art all sets up a sealing washer at the kneck, utilize the sealing washer to seal, prevent revealing, the time is of a specified duration, the sealing washer is soaked in aqueous for a long time, easily corroded, sealed effect reduces.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is overcome prior art's defect, a precession vortex flowmeter that sealing performance is good is provided, draw-in groove and screw sleeve and pipe connection are passed through at the both ends of this flowmeter, through screw sleeve and external screw thread connection, screw up through screw sleeve and fix the pipeline in the draw-in groove, replace traditional bolted connection, need not professional instrument during the dismantlement, and easy operation sets up a plurality of rubber seal between flowmeter body and pipeline, can utilize No. two sealing washer protections when rubber seal is damaged again when having increased sealed effect, increase the sealed effect of flowmeter junction.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a precession vortex flowmeter that sealing performance is good, including flowmeter body and pipeline, the both ends of flowmeter body all are equipped with the drainage tube, the outside of drainage tube is equipped with a plurality of cardboards, cardboard and flowmeter body fixed connection, form the draw-in groove between cardboard and the drainage tube, pipeline and draw-in groove joint.

As the utility model discloses a preferred technical scheme, the inner wall welding of pipeline has the stopper, the stopper is close to rubber seal of one side fixedly connected with of drainage tube No. one.

As an optimal technical scheme of the utility model, a distance that rubber seal is close to the pipeline mouth equals No. two rubber seal to the orificial distance of drainage tube.

As a preferred technical scheme of the utility model, the cardboard is greater than the thickness that the cardboard is close to flowmeter body one end near the thickness of pipeline one end, the cardboard outside all is equipped with the external screw thread.

As a preferred technical scheme of the utility model, the outside cover of cardboard has threaded sleeve, threaded sleeve and external screw thread threaded connection.

The utility model discloses the beneficial effect who reaches is: this flowmeter's both ends are passed through draw-in groove and threaded sleeve and pipe connection, through threaded sleeve and external screw thread connection, screw up through threaded sleeve fixes the pipeline in the draw-in groove, replace traditional bolted connection, need not professional instrument during the dismantlement, easy operation sets up a plurality of rubber seal between flowmeter body and pipeline, can utilize No. two sealing washer protections when having increased sealed effect again when a rubber seal is damaged, increase the sealed effect of flowmeter junction.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view of the internal structure of the present invention;

fig. 2 is a schematic perspective view of the card board.

In the figure: 1. a flowmeter body; 2. a pipeline; 3. a drainage tube; 4. clamping a plate; 5. a limiting block; 6. a first rubber sealing ring; 7. a card slot; 8. a second rubber sealing ring; 9. a threaded sleeve; 10. and (4) external threads.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Examples

As shown in figure 1, a precession vortex flowmeter that sealing performance is good, including flowmeter body 1 and pipeline 2, flowmeter body 1's both ends all are equipped with drainage tube 3, and drainage tube 3's outside is equipped with a plurality of cardboards 4, and cardboard 4 and flowmeter body 1 fixed connection form draw-in groove 7 between cardboard 4 and the drainage tube 3, and pipeline 2 and draw-in groove 7 joint.

The inner wall of the pipeline 2 is welded with a limiting block 5, one side of the limiting block 5, which is close to the drainage tube 3, is fixedly connected with a rubber sealing ring 6, the distance from the rubber sealing ring 6, which is close to the opening of the pipeline 2, is equal to the distance from a rubber sealing ring 8, which is No. two, to the opening of the drainage tube 3, the pipeline 2 is inserted into a clamping groove 7, the drainage tube 3 is contacted with the rubber sealing ring 6, the pipeline 2 is contacted with the rubber sealing ring 8, the thickness of one end, which is close to the pipeline 2, of the clamping plate 4 is greater than that of one end, which is close to the flowmeter body 1, of the clamping plate 4, external threads 10 are arranged outside the clamping plate 4, so that the clamping plate 4 can extrude and fix the pipeline 2 through the screwing of the threaded sleeve 9, the threaded sleeve 9 is fixed in the clamping groove 7, the traditional, the operation is simple.

Specifically, the utility model discloses during the use, insert pipe 2 in draw-in groove 7 drainage tube 3 and rubber seal 6 contact, pipeline 2 and No. two rubber seal 8 contacts, extrude flowmeter body 1 and pipeline 2, make the contact of a rubber seal 6 and drainage tube 3 and No. two rubber seal 8 and pipeline 2's contact inseparabler, be connected with pipeline 2 through draw-in groove 7 and threaded sleeve 9, be connected through threaded sleeve 9 and external screw thread 10, fix pipeline 2 in draw-in groove 7, replace traditional bolted connection, need not professional instrument during the dismantlement, and easy operation.

This flowmeter's both ends are passed through draw-in groove and threaded sleeve and pipe connection, through threaded sleeve and external screw thread connection, screw up through threaded sleeve fixes the pipeline in the draw-in groove, replace traditional bolted connection, need not professional instrument during the dismantlement, easy operation sets up a plurality of rubber seal between flowmeter body and pipeline, can utilize No. two sealing washer protections when having increased sealed effect again when a rubber seal is damaged, increase the sealed effect of flowmeter junction.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a precession vortex flowmeter that sealing performance is good, its characterized in that, includes flowmeter body (1) and pipeline (2), the both ends of flowmeter body (1) all are equipped with drainage tube (3), the outside of drainage tube (3) is equipped with a plurality of cardboard (4), cardboard (4) and flowmeter body (1) fixed connection, form draw-in groove (7) between cardboard (4) and drainage tube (3), pipeline (2) and draw-in groove (7) joint.

2. The precession vortex flowmeter with good sealing performance according to claim 1, wherein a limiting block (5) is welded on the inner wall of the pipeline (2), and a first rubber sealing ring (6) is fixedly connected to one side of the limiting block (5) close to the drainage tube (3).

3. A precession vortex flowmeter with good sealing performance according to claim 2, characterised in that the distance from the first rubber sealing ring (6) to the opening of the pipe (2) is equal to the distance from the second rubber sealing ring (8) to the opening of the drainage pipe (3).

4. A precession vortex flowmeter with good sealing performance according to claim 1, characterised in that the thickness of the end of the clamping plate (4) close to the pipe (2) is larger than that of the end of the clamping plate (4) close to the flowmeter body (1), and the outside of the clamping plate (4) is provided with external threads (10).

5. A precession vortex flowmeter having good sealing properties according to claim 1, characterised in that a threaded sleeve (9) is sleeved outside the clamping plate (4), and the threaded sleeve (9) is in threaded connection with the external thread (10).