CN216815644U

CN216815644U - Portable flowmeter

Info

Publication number: CN216815644U
Application number: CN202220589661.2U
Authority: CN
Inventors: 李百田; 李林操
Original assignee: Zhejiang Futeng Instrument Technology Co ltd
Current assignee: Zhejiang Futeng Instrument Technology Co ltd
Priority date: 2022-03-18
Filing date: 2022-03-18
Publication date: 2022-06-24
Anticipated expiration: 2032-03-18

Abstract

The utility model relates to the technical field of flowmeters, in particular to a portable flowmeter, which comprises a display, a wiring port arranged on the display, a handle arranged at the top of the display, a connecting pipe arranged at the bottom of the display, an installation pipe group arranged on the connecting pipe, and installation structures arranged on the connecting pipe and the installation pipe group, wherein the connection port is arranged on the display; the installation pipe group comprises a pipe body arranged at the bottom of the connecting pipe, fixed pipes arranged at two ends of the pipe body, a plurality of shrinkage pipes arranged on the fixed pipes and tail pipes arranged in the shrinkage pipes. According to the utility model, through the arrangement of the mounting pipe group, when the flowmeter is not used, the contraction pipe and the tail pipe are contracted, and then the second connecting flange is fixed on the first connecting flange through the matching of the contraction screw and the threaded hole, so that the contraction pipe and the tail pipe are prevented from sliding out, the volume of the flowmeter is greatly reduced, and people can more conveniently carry the flowmeter.

Description

Portable flowmeter

Technical Field

The utility model relates to the technical field of flowmeters, in particular to a portable flowmeter.

Background

The flowmeter is a flow metering tool in a detection pipeline, is generally used for detecting the flow of gas or liquid, is widely applied to various fields of industrial and agricultural production, national defense construction, scientific research, foreign trade and people's life, and has high sensitivity, high safety and convenient installation.

However, the existing flowmeter is large in size, inconvenient to carry, poor in sealing effect and easy to leak, so that the utility model provides the portable flowmeter.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems that the existing flowmeter is inconvenient to carry and poor in sealing effect.

In order to achieve the purpose, the utility model provides a portable flowmeter, which comprises a display, a wiring port arranged on the display, a handle arranged at the top of the display, a connecting pipe arranged at the bottom of the display, a mounting pipe group arranged on the connecting pipe, and mounting structures arranged on the connecting pipe and the mounting pipe group; the installation pipe group comprises a pipe body arranged at the bottom of the connecting pipe, fixed pipes arranged at two ends of the pipe body, a plurality of shrinkage pipes arranged on the fixed pipes and tail pipes arranged in the shrinkage pipes.

Further preferably, guide grooves are formed in the fixed pipe and the contraction pipe; and the contraction pipe and the tail pipe are respectively provided with a guide block matched with the guide groove.

Preferably, the fixed pipe is provided with a first connecting flange connected with the pipe body; the tail pipe is provided with a second connecting flange; the first connecting flange and the second connecting flange are respectively provided with a threaded hole and a fixing hole; and a contraction screw is arranged in the fixing hole.

Further preferably, the first connecting flange and the second connecting flange are provided with sealing grooves, and sealing rings are installed in the sealing grooves.

Further preferably, the guide block is provided with a sealing strip.

Further preferably, the mounting structure includes a threaded column arranged at the top of the pipe body, a mounting hole arranged on the connecting pipe and matched with the threaded column, and a locking nut arranged on the threaded column and connected with the connecting pipe.

Further preferably, a sealing sleeve is installed on the pipe body, a sealing plate is arranged outside the sealing sleeve, and a limiting hole and a through hole matched with the threaded column are formed in the sealing plate.

The utility model has the beneficial effects that: through the arrangement of the mounting pipe group, when the flowmeter is not used, the contraction pipe and the tail pipe are contracted, and then the second connecting flange is fixed on the first connecting flange through the matching of the contraction screw and the threaded hole, so that the contraction pipe and the tail pipe are prevented from sliding out, the volume of the flowmeter is greatly reduced, and people can more conveniently carry the flowmeter;

the arrangement of the handle is convenient for lifting the flowmeter, so that people can conveniently carry the flowmeter;

through the arrangement of the sealing sleeve and the sealing plate, the pipe body and the connecting pipe extrude the sealing plate when in use to form a seal, and the sealing sleeve is tightly attached to the inner walls of the pipe body and the connecting pipe, so that the gap at the joint is reduced, and the sealing performance of the flowmeter is improved;

through the setting of sealing washer and flange dish, install the sealing washer in the seal groove, when first flange and second flange and other flange joint, extrude the sealing washer, the sealing washer produces deformation, fills the gap of linking department to improve the leakproofness, prevent to leak and come erection joint through flange, easy operation is convenient.

Drawings

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

FIG. 2 is a cross-sectional view of the overall construction of the present invention;

FIG. 3 is a schematic structural view of the present invention with the mounting tube set removed and the mounting structure removed;

figure 4 is a schematic view of the structure of the sealing sleeve of the utility model.

The labels in the figure are: the display device comprises a display 1, a wiring port 2, a handle 3, a connecting pipe 4, an installation pipe group 5, a pipe body 51, a fixing pipe 52, a first connecting flange 521, a threaded hole 522, a contraction pipe 53, a tail pipe 54, a second connecting flange 541, a fixing hole 542, a contraction screw 543, a guide groove 55, a guide block 56, a sealing strip 561, an installation structure 6, a threaded column 61, an installation hole 62, a locking nut 63, a sealing sleeve 7, a sealing plate 71, a limiting hole 72, a through hole 73, a sealing groove 8 and a sealing ring 81.

Detailed Description

The portable flowmeter according to the present invention is further described by embodiments with reference to the accompanying drawings.

Referring to fig. 1-4, the portable flowmeter of the present invention comprises a display 1, a connection port 2 disposed on the display 1, a handle 3 mounted on the top of the display 1, a connection tube 4 disposed on the bottom of the display 1, a mounting tube set 5 mounted on the connection tube 4, and a mounting structure 6 disposed on the connection tube 4 and the mounting tube set 5; the mounting pipe group 5 comprises a pipe body 51 mounted at the bottom of the connecting pipe 4, fixing pipes 52 mounted at two ends of the pipe body 51, a plurality of shrinkage pipes 53 mounted on the fixing pipes 52, and tail pipes 54 mounted in the shrinkage pipes 53; according to the utility model, through the arrangement of the mounting pipe group 52, when the flowmeter is not used, only the tail pipe 54 is pushed towards the pipe body 51 to contract the contraction pipe 53 and the tail pipe 54, so that the volume of the flowmeter is greatly reduced, and people can more conveniently carry the flowmeter; through the arrangement of the handle 3, the flowmeter is convenient to carry and take, so that people can conveniently carry the flowmeter.

Referring to fig. 1-4, the fixed tube 52 and the contracting tube 53 of the present invention are provided with guide grooves 55 therein; the contraction pipe 53 and the tail pipe 54 are both provided with guide blocks 56 matched with the guide grooves 55; the fixed pipe 52 is provided with a first connecting flange 521 connected with the pipe body 51; a second connecting flange 541 is mounted on the tail pipe 54 through bolts; the first connecting flange 521 and the second connecting flange 541 are respectively provided with a threaded hole 522 and a fixing hole 542; a shrinkage screw 543 is mounted in the fixing hole 542 of the second connecting flange 541; according to the utility model, through the arrangement of the guide groove 55 and the guide block 56, when the contraction pipe 53 and the tail pipe 54 are contracted, the guide block 56 moves along the guide groove 55 to guide the contraction pipe 53 and the tail pipe 54, and when the contraction pipe 53 is damaged, only the damaged contraction pipe 53 needs to be replaced, and the replacement is not required, so that the cost is saved; the position of the tail pipe 54 is limited by the arrangement of the second connecting flange 541, so that the tail pipe 54 is prevented from sliding out of the shrinkage pipe 53 when the shrinkage pipe 53 and the tail pipe 54 are shrunk; through the arrangement of the contraction screw 543, after the contraction pipe 53 and the tail pipe 54 are contracted, the contraction screw 543 is matched with the threaded hole 522, the second connecting flange 541 is fixed on the first connecting flange 521, and the contraction pipe 53 and the tail pipe 54 cannot slide out and stretch out in the process of carrying the flowmeter.

Referring to fig. 1 to 4, in the present invention, a sealing groove 8 is disposed on the first connecting flange 521 and the second connecting flange 541, and a sealing ring 81 is disposed in the sealing groove 8; a sealing strip 561 is arranged on the guide block 56; according to the utility model, the sealing ring 81 is arranged in the sealing groove 8, when the first connecting flange 521 and the second connecting flange 541 are connected with other flanges, the sealing ring 81 is extruded, the sealing ring 81 is deformed, and gaps at the connecting position are filled, so that the sealing property is improved, and leakage is prevented; through the arrangement of the sealing strip 561, in the using process, the guide block 56 is located at the deepest part of the guide groove 55, the sealing strip 561 is extruded, the sealing strip 561 is deformed, gaps at the connecting part are filled, and the sealing performance of the flowmeter is improved; .

Referring to fig. 1-4, the mounting structure 6 of the present invention includes a threaded post 61 disposed on the top of the tubular body 51, a mounting hole 62 disposed on the connecting tube 4 and adapted to the threaded post 61, and a locking nut 63 mounted on the threaded post 61 and connected to the connecting tube 4; according to the utility model, the locking nut 63 is arranged to fixedly connect the connecting pipe 4 with the pipe body 51, and the connecting pipe is connected in a nut mode, so that the operation is simple and convenient, and the installation efficiency is high.

Referring to fig. 1-4, in the present invention, a sealing sleeve 7 is mounted on the pipe body 51, a sealing plate 71 is mounted outside the sealing sleeve 7, and a limiting hole 72 and a through hole 73 adapted to the threaded post 61 are formed on the sealing plate 71; according to the utility model, through the arrangement of the sealing sleeve 7 and the sealing plate 71, when the flowmeter is used, the pipe body 51 and the connecting pipe 4 press the sealing plate 71 to form a seal, the sealing sleeve 7 is tightly attached to the inner walls of the pipe body 51 and the connecting pipe 4, the gap at the joint is reduced, and the sealing performance of the flowmeter is improved.

Referring to fig. 1-4, the assembly of the tube set 5 of the present invention is carried out by first mounting a sealing strip 561 on the guide block 56 by a super glue; secondly, aligning and inserting the guide block 56 on the shrink tube 53 with the guide groove 55 of the fixed tube 52, and then aligning and inserting the guide block 56 of another shrink tube 53 with a smaller diameter with the guide groove 55 of the previous shrink tube 53; third, the guide block 56 of the tail pipe 54 is aligned with the guide groove 55 of the contracted pipe 53 having the smallest diameter and inserted, and then the second coupling flange is mounted on the tail pipe 54 by means of bolts.

Referring to fig. 1-4, in the using process of the utility model, people only need to push the tail tube 54 towards the pipe body 51 to move the guide block 56 along the guide groove 55 to shrink the shrink tube 53 and the tail tube 54, and then fix the second connecting flange 541 on the first connecting flange 521 through the shrink screw 543, so that people can carry the flowmeter through the handle 3, which is simple and convenient.

The above embodiments are illustrative of the present invention, and are not intended to limit the present invention, and any simple modifications of the present invention are within the scope of the present invention.

Claims

1. A portable flowmeter comprises a display (1), a wiring port (2) arranged on the display (1), a handle (3) arranged at the top of the display (1), a connecting pipe (4) arranged at the bottom of the display (1), a mounting pipe group (5) arranged on the connecting pipe (4) and a mounting structure (6) arranged on the connecting pipe (4) and the mounting pipe group (5); the mounting pipe group (5) comprises a pipe body (51) mounted at the bottom of the connecting pipe (4), fixing pipes (52) mounted at two ends of the pipe body (51), a plurality of shrinkage pipes (53) mounted on the fixing pipes (52), and tail pipes (54) mounted in the shrinkage pipes (53).

2. The portable flowmeter of claim 1, wherein: guide grooves (55) are formed in the fixed pipe (52) and the contraction pipe (53); the contraction pipe (53) and the tail pipe (54) are respectively provided with a guide block (56) matched with the guide groove (55).

3. The portable flowmeter of claim 2, wherein: a first connecting flange (521) connected with the pipe body (51) is arranged on the fixed pipe (52); a second connecting flange (541) is arranged on the tail pipe (54); the first connecting flange (521) and the second connecting flange (541) are respectively provided with a threaded hole (522) and a fixing hole (542); and a contraction screw (543) is arranged in the fixing hole (542).

4. A portable flowmeter according to claim 3, wherein: be equipped with seal groove (8) on first flange (521) and second flange (541), install sealing washer (81) in seal groove (8).

5. The portable flowmeter of claim 2, wherein: and a sealing strip (561) is arranged on the guide block (56).

6. The portable flowmeter of claim 1, wherein: the mounting structure (6) comprises a threaded column (61) arranged at the top of the pipe body (51), a mounting hole (62) arranged on the connecting pipe (4) and matched with the threaded column (61), and a locking nut (63) arranged on the threaded column (61) and connected with the connecting pipe (4).

7. The portable flowmeter of claim 6, wherein: install seal cover (7) on body (51), seal cover (7) are equipped with closing plate (71) outward, be equipped with spacing hole (72) and through-hole (73) with screw post (61) looks adaptation on closing plate (71).