CN210774209U

CN210774209U - Wide-range flowmeter

Info

Publication number: CN210774209U
Application number: CN201921925606.0U
Authority: CN
Inventors: 王有平
Original assignee: Wenzhou Haiyuan Energy Saving Equipment Co ltd
Current assignee: Wenzhou Haiyuan Energy Saving Equipment Co ltd
Priority date: 2019-11-01
Filing date: 2019-11-01
Publication date: 2020-06-16
Anticipated expiration: 2029-11-01

Abstract

The utility model discloses a wide range flowmeter, including flowmeter body, flexible pipe fitting, adjustment mechanism and flange, flexible pipe fitting symmetry is provided with two sets ofly, and just two sets of flexible pipe fittings are installed respectively in one side of flowmeter body import and export. The utility model discloses a set up to including first sleeve pipe with flexible pipe fitting, second sleeve pipe and compression spring, and seted up the inserting groove on first sheathed tube pipe wall, and set up second sleeve pipe and compression spring inside the inserting groove, when the installation, because compression spring's effect enables second sleeve pipe and flange and hugs closely on the pipeline, can not cause the installation to go up or can not seal because of the cutting error of pipeline breach, through setting up adjustment mechanism to including the fixed block, sleeve and screw rod, can adjust through rotating the sleeve and make first sleeve pipe install and can not slide, thereby make the rubber circle peg graft in the inside of annular groove, and the leakproofness is improved.

Description

Wide-range flowmeter

Technical Field

The utility model relates to a flowmeter technical field specifically is a wide range flowmeter.

Background

The flowmeter is a meter for measuring the flow rate and the total amount of fluid in a selected time interval, and is simply a meter for measuring the flow rate of fluid in a pipeline or an open channel, the meter is usually divided into an instantaneous flow rate and an accumulated flow rate in a unit of m3/h in engineering, the instantaneous flow rate is the amount passing through the effective section of the closed pipeline or the open channel in unit time, and the flowing substances can be gas, liquid and solid; the cumulative flow rate is the cumulative amount of fluid flowing through the effective cross section of the closed conduit or open channel over a certain time interval.

The appearance length of current wide range flowmeter at the installation all is fixed, can not adjust, need earlier cut out the pipeline with wide range flowmeter length more the breach that corresponds when installing wide range flowmeter on the pipeline, but cutting error can appear when cutting the pipeline, if the breach is little, then wide range flowmeter installation can not go into, if the breach is big, then wide range flowmeter can not communicate with the pipeline seal, the installation is very inconvenient, consequently, we provide a wide range flowmeter.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a wide range flowmeter, this flowmeter is through setting up flexible pipe fitting into including first sleeve pipe, second sleeve pipe and compression spring to and seted up the inserting groove on first sheathed tube pipe wall, and set up second sleeve pipe and compression spring inside the inserting groove, when the installation, because compression spring's effect enables second sleeve pipe and flange and hugs closely on the pipeline, can not cause the installation to go up or can not seal because of the cutting error of pipeline breach, with the problem of proposing in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a wide-range flowmeter comprises a flowmeter body, two groups of telescopic pipe fittings, an adjusting mechanism and a connecting flange, wherein the two groups of telescopic pipe fittings are symmetrically arranged and are respectively arranged at one side of an inlet and one side of an outlet of the flowmeter body;

the telescopic pipe fitting comprises a first sleeve, a second sleeve and a compression spring, wherein an insertion groove is formed in the pipe wall of the first sleeve, the second sleeve is located inside the insertion groove, the compression spring is installed inside the insertion groove, one end of the compression spring is fixedly connected to the inner wall of the insertion groove, the other end of the compression spring is fixedly connected to one side of an annular limiting block, an annular groove is formed in the inner wall of the first sleeve, and the connecting flange is fixedly welded to one end of the second sleeve;

the adjusting mechanism comprises a fixed block, a sleeve and screws, the fixed block is fixedly welded on one side of the flowmeter body, two groups of screws are symmetrically arranged, the two groups of screws are respectively and fixedly welded on two side surfaces of the fixed block, the sleeve is an internal thread sleeve, and the sleeve is in threaded connection with the screws;

the outer wall of the first sleeve is fixedly welded with a supporting block, one side of the supporting block is embedded and fixed with a rotating bearing, and one end of the sleeve is fixedly inserted into an inner ring of the rotating bearing.

Preferably, the outer wall of the flowmeter body pipe body is fixedly welded with an annular sheet, one side of the annular sheet is fixedly bonded with a rubber ring, the rubber ring is inserted into the annular groove, and the rubber ring is an elastic rubber ring with a trapezoidal cross section.

Preferably, a sealing gasket is fixedly bonded to one side of the connecting flange, and the sealing gasket is an elastic sealing gasket.

Preferably, one end of the second sleeve is provided with an annular limiting block, the inner wall of the insertion groove is a smooth inner wall, the annular limiting block is an annular limiting block with a sealing rubber layer adhered to the surface, and the side wall of the annular limiting block is attached to the inner wall of the insertion groove.

Preferably, the compression springs are arranged in the inserting groove at equal intervals and are not less than four groups.

Preferably, the sleeve is provided with a diagonal stripe on the outer surface.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a set up the flexible pipe fitting to include first sleeve pipe, second sleeve pipe and compression spring to and seted up the inserting groove on the pipe wall of first sleeve pipe, and set up second sleeve pipe and compression spring inside the inserting groove, when installing, because the effect of compression spring can make second sleeve pipe and flange hug closely on the pipeline, can not cause because of the cutting error of pipeline breach to install and can not seal up;

2. the utility model discloses a set up adjustment mechanism to including fixed block, sleeve and screw rod to and fixed welding has supporting shoe and rolling bearing on first sheathed tube outer wall, and with the fixed inner circle of pegging graft in rolling bearing of telescopic one end, can adjust to make first sleeve install can not slide through rotating the sleeve, thereby make the rubber circle peg graft in the inside of annular groove, improve the leakproofness.

Drawings

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

FIG. 2 is a schematic view of the structure of the telescopic pipe of the present invention;

fig. 3 is a schematic structural diagram of the adjusting mechanism of the present invention.

In the figure: 1. a flowmeter body; 2. a telescopic pipe fitting; 3. an adjustment mechanism; 4. a first sleeve; 5. a second sleeve; 6. inserting grooves; 7. an annular stop block; 8. a compression spring; 9. an annular groove; 10. an annular sheet; 11. a rubber ring; 12. a connecting flange; 13. a fixed block; 14. a sleeve; 15. a rotating bearing; 16. a screw; 17. a support block; 18. a gasket seal.

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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the wide-range flowmeter comprises a flowmeter body 1, telescopic pipe fittings 2, an adjusting mechanism 3 and a connecting flange 12, wherein the telescopic pipe fittings 2 are symmetrically provided with two groups, the two groups of telescopic pipe fittings 2 are respectively installed at one side of an inlet and an outlet of the flowmeter body 1, an annular sheet 10 is fixedly welded on the outer wall of a pipe body of the flowmeter body 1, one side of the annular sheet 10 is fixedly bonded with a rubber ring 11, the rubber ring 11 is inserted into an annular groove 9, the rubber ring 11 is arranged to be an elastic rubber ring with a trapezoidal cross section, the connecting flange 12 is fixedly welded at one end of a second sleeve 5, a sealing gasket 18 is fixedly bonded at one side of the connecting flange 12, and the sealing gasket 18 is arranged to be an;

the telescopic pipe fitting 2 comprises a first sleeve 4, a second sleeve 5 and compression springs 8, an insertion groove 6 is formed in the pipe wall of the first sleeve 4, the second sleeve 5 is located inside the insertion groove 6, one end of the second sleeve 5 is provided with an annular limiting block 7 for preventing the second sleeve 5 from slipping in the insertion groove 6, the inner wall of the insertion groove 6 is set to be a smooth inner wall, the annular limiting block 7 is set to be an annular limiting block with a sealing rubber layer adhered to the surface, the side wall of the annular limiting block 7 is attached to the inner wall of the insertion groove 6, no less than four groups of compression springs 8 are arranged inside the insertion groove 6 at equal intervals, one end of each compression spring 8 is fixedly connected to the inner wall of the insertion groove 6, the other end of each compression spring 8 is fixedly connected to one side of the annular limiting block 7, and an annular groove 9 is formed in;

the adjusting mechanism 3 comprises a fixed block 13, a sleeve 14 and screws 16, the fixed block 13 is fixedly welded on one side of the pipe body of the flowmeter body 1, the screws 16 are symmetrically provided with two groups, the two groups of screws 16 are respectively and fixedly welded on two side surfaces of the fixed block 13, the sleeve 14 is an internal thread sleeve, the sleeve 14 is in threaded connection with the screws 16, and in order to rotate the sleeve 14, the sleeve 14 is a sleeve with oblique stripes on the outer surface;

the outer wall of the first sleeve 4 is fixedly welded with a supporting block 17, one side of the supporting block 17 is embedded and fixed with a rotating bearing 15, and one end of the sleeve 14 is fixedly inserted into an inner ring of the rotating bearing 15.

The working principle is as follows: the utility model discloses a set up flexible pipe fitting 2 to include first sleeve pipe 4, second sleeve pipe 5 and compression spring 8, and seted up inserting groove 6 on the pipe wall of first sleeve pipe 4, and set up second sleeve pipe 5 and compression spring 8 inside inserting groove 6, when the installation, because the effect of compression spring 8 enables second sleeve pipe 5 and flange 12 to hug closely on the pipeline, can not cause the installation to be unable or can not be sealed because of the cutting error of pipeline breach, through setting up adjustment mechanism 3 to include fixed block 13, sleeve 14 and screw rod 16, and fixed welding has supporting shoe 17 and rolling bearing 15 on the outer wall of first sleeve pipe 4, and fix the one end of sleeve 14 in the inner circle of rolling bearing 15, can adjust through rolling sleeve 14 and make first sleeve pipe 4 install and can not slide, thereby make rubber circle 11 peg graft in the inside of annular groove 9, the sealing performance is improved.

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

Claims

1. The utility model provides a wide range flowmeter, includes flowmeter body (1), telescopic pipe spare (2), adjustment mechanism (3) and flange (12), its characterized in that:

two groups of telescopic pipe fittings (2) are symmetrically arranged, and the two groups of telescopic pipe fittings (2) are respectively arranged at one side of the inlet and one side of the outlet of the flowmeter body (1);

the telescopic pipe fitting (2) comprises a first sleeve (4), a second sleeve (5) and a compression spring (8), an insertion groove (6) is formed in the pipe wall of the first sleeve (4), the second sleeve (5) is located inside the insertion groove (6), the compression spring (8) is installed inside the insertion groove (6), one end of the compression spring (8) is fixedly connected to the inner wall of the insertion groove (6), the other end of the compression spring (8) is fixedly connected to one side of an annular limiting block (7), an annular groove (9) is formed in the inner wall of the first sleeve (4), and a connecting flange (12) is fixedly welded to one end of the second sleeve (5);

the adjusting mechanism (3) comprises a fixing block (13), a sleeve (14) and screws (16), the fixing block (13) is fixedly welded on one side of a pipe body of the flowmeter body (1), two groups of screws (16) are symmetrically arranged, the two groups of screws (16) are respectively and fixedly welded on two side faces of the fixing block (13), the sleeve (14) is an internal thread sleeve, and the sleeve (14) is in threaded connection with the screws (16);

the outer wall of the first sleeve (4) is fixedly welded with a supporting block (17), one side of the supporting block (17) is embedded and fixed with a rotating bearing (15), and one end of the sleeve (14) is fixedly inserted into an inner ring of the rotating bearing (15).

2. The wide range flow meter of claim 1, wherein: the flowmeter is characterized in that an annular sheet (10) is fixedly welded on the outer wall of the pipe body of the flowmeter body (1), a rubber ring (11) is fixedly bonded on one side of the annular sheet (10), the rubber ring (11) is inserted into the annular groove (9), and the rubber ring (11) is an elastic rubber ring with a trapezoidal cross section.

3. The wide range flow meter of claim 1, wherein: and a sealing gasket (18) is fixedly bonded on one side of the connecting flange (12), and the sealing gasket (18) is an elastic sealing gasket.

4. The wide range flow meter of claim 1, wherein: one end of the second sleeve (5) is provided with an annular limiting block (7), the inner wall of the insertion groove (6) is set to be a smooth inner wall, the annular limiting block (7) is set to be an annular limiting block with a sealing rubber layer adhered to the surface, and the side wall of the annular limiting block (7) is attached to the inner wall of the insertion groove (6).

5. The wide range flow meter of claim 1, wherein: and no less than four groups of compression springs (8) are arranged in the insertion groove (6) at equal intervals.

6. The wide range flow meter of claim 1, wherein: the sleeve (14) is provided with a sleeve with oblique stripes on the outer surface.