CN216483718U

CN216483718U - Electromagnetic flowmeter flange depressor

Info

Publication number: CN216483718U
Application number: CN202121854964.4U
Authority: CN
Inventors: 王彦亮
Original assignee: Dalian Youke Instrument Co ltd
Current assignee: Dalian Youke Instrument Co ltd
Priority date: 2021-08-09
Filing date: 2021-08-09
Publication date: 2022-05-10
Anticipated expiration: 2031-08-09

Abstract

The utility model discloses an electromagnetic flowmeter flange pressuring device which comprises an outer box, wherein a supporting plate is fixed on the inner wall of one end of the outer box through bolts, an installation box is fixed at the front end of the supporting plate, an electric push rod is fixed on the inner wall of one side of the installation box, an output shaft of the electric push rod is connected with a first sealing plate, an inflating mechanism is arranged in the installation box, a stress piece is fixed on the inner wall of one side of the installation box, away from the electric push rod, of the inner wall of one side of the installation box, the top of the stress piece is fixed with a vibration sensor through bolts, a controller is fixed at the front end of the outer box through bolts, and an immersion liquid mechanism is arranged in the outer box. In the utility model, the hydraulic cylinder is started to enable the hydraulic rod to push the inner box to move upwards until water submerges the stress piece, then the inflator pump is started to inflate, if leakage occurs, leaked gas vibrates the stress piece through the water, the vibration sensor detects vibration force in real time and displays numerical values on the controller, and therefore the leakage degree of the flange can be detected.

Description

Electromagnetic flowmeter flange depressor

Technical Field

The utility model relates to the technical field of flange detection, in particular to a flange pressuring device for an electromagnetic flowmeter.

Background

The flange connection refers to a mechanical connection mode that after gaskets (rings) are lined between flanges, a plurality of bolts are used for tensioning and sealing. The pipe joint is commonly used for connecting pipe sections which need to be frequently disassembled, such as steel pipes, cast iron pipes, plastic pipes and the like, and pipes with larger pipe diameters. More broadly, any connecting part which is connected by means of a flange-type structure at the periphery of two planes and is connected by using bolts and closed at the same time is generally called a flange-type connecting flange, for example, the connecting part of a ventilating duct, and the connecting part can be called a flange-type part.

In order to ensure the sealing effect after connection, leakage test needs to be performed on the flange plate, and the air tightness of the flange plate is detected to prevent the leakage after connection. At present, a common detection mode is to seal a flange to be detected, then, compressed air is injected into the flange, and the sealed flange is placed into a water tank to observe whether bubbles are generated, so that whether the flange leaks or not can be known.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art, and provides a flange pressurizer of an electromagnetic flowmeter.

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

the utility model provides an electromagnetic flowmeter flange depressor, includes the outer container, outer container bottom bilateral symmetry has two landing legs through the bolt fastening, outer container one end inner wall has the backup pad through the bolt fastening, the backup pad front end has the install bin through the bolt fastening, install bin one side inner wall has electric putter through the bolt fastening, electric putter output shaft has first closing plate, be provided with the mechanism of aerifing in the install bin, install bin one side inner wall install bin is kept away from electric putter one side inner wall and is had the atress piece through the bolt fastening, the atress piece top has the vibrations sensor through the bolt fastening, the outer container front end has the controller through the bolt fastening, be provided with immersion fluid mechanism in the outer container, be provided with fixed establishment in the install bin.

Preferably, the inner wall of one side of the installation box, away from the electric push rod, of the inflation mechanism is fixedly provided with a second sealing plate through a bolt, the inner wall of one side of the installation box, away from the electric push rod, of the installation box is fixedly provided with an inflator pump through a bolt, and an output end of the inflator pump and the second sealing plate are arranged in a penetrating mode.

Preferably, first chutes are formed in the inner walls of the two ends of the installation box by the fixing mechanisms, first sliding blocks are connected in the first chutes in a sliding mode, the two first sliding blocks are fixed with the same fixing plate through bolts, and a circular opening is formed in one side of the fixing plate in a penetrating mode.

Preferably, the same first spring is fixed between the first sliding block and the inner wall of the first sliding groove through a bolt.

Preferably, the outer wall of the circumference of the opening is provided with a circular positioning groove.

Preferably, the immersion fluid mechanism is fixed with the pneumatic cylinder through the bolt in outer container inner wall bottom, is provided with the hydraulic stem on the pneumatic cylinder, and hydraulic stem output shaft has the inner box, runs through on the install bin and has seted up a plurality of through-holes.

Preferably, the supporting shoe is fixed to the bottom of the inner wall of the positioning groove through bolts, the second sliding grooves which are symmetrically distributed are formed in the inner wall of one side of the positioning groove, the second sliding blocks are connected in the second sliding grooves in a sliding mode, the same second spring is fixed between the second sliding blocks and the inner wall of the second sliding groove through bolts, the connecting rod is fixed to the inner side of each second sliding block through bolts, a third sealing plate is fixed to the bottom of each connecting rod and the top of each supporting shoe through bolts, the cross section of each third sealing plate is semicircular, a compression screw rod is connected to the top of each fixing plate through penetrating threads, and a pressing plate is fixed to the bottom of each compression screw rod through bolts.

The utility model has the beneficial effects that:

1. be provided with fixed establishment among the device, can place the flange in the intraoral constant head tank of opening, can prevent that the flange from empting, start electric putter, the electric putter output shaft drives first closing plate and removes, promote the fixed plate and remove to second closing plate one side then, can seal the flange, start the pneumatic cylinder then, make the hydraulic stem promote interior case rebound, submerge the atress piece until water, then start the pump and inflate, if take place to leak, the gas of leaking produces vibrations to the atress piece through water, vibration sensor carries out real-time detection to vibrations power, and show numerical value on the controller, thereby can detect the leakage degree of flange.

2. Be provided with first spring among the device, can receive the thrust of first closing plate gradually when the fixed plate, first spring is compressed slowly to make first closing plate and second closing plate steadily alleviate to the sealed process of flange, thereby improve the sealed effect to the flange, thereby reduce detection error.

3. Be provided with semicircular third closing plate among the device, can rotate compression screw, compression screw moves down, produces the extrusion to the third closing plate, and then through two third closing plates to the flange enclosed seal fixed to further improve sealed effect, and be convenient for fix not unidimensional flange, the second spring can reset the operation to the third closing plate, the process of taking out of the flange of being convenient for.

Drawings

Fig. 1 is a schematic diagram of an overall structure of a flange pressurizer of an electromagnetic flowmeter according to the present invention;

FIG. 2 is a schematic view of an installation structure of an inflation mechanism of a flange pressurizer of an electromagnetic flowmeter according to the present invention;

fig. 3 is a schematic diagram of an internal structure of a flange pressurizer of an electromagnetic flowmeter according to the present invention;

fig. 4 is a schematic view of an internal structure of a fixing plate of a flange pressure applying device of an electromagnetic flowmeter according to embodiment 2 of the present invention.

In the figure: 1. an outer box; 2. a support leg; 3. a support plate; 4. installing a box; 5. a first chute; 6. a first slider; 7. a first spring; 8. a fixing plate; 9. an electric push rod; 10. a first sealing plate; 11. an opening; 12. positioning a groove; 13. a second sealing plate; 14. an inflator pump; 15. a stress sheet; 16. a shock sensor; 17. a controller; 18. a hydraulic cylinder; 19. an inner box; 20. a through hole; 21. a support block; 22. a second chute; 23. a second spring; 24. a second slider; 25. a connecting rod; 26. a third sealing plate; 27. and (4) compacting the screw rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Example 1

Referring to fig. 1-3, an electromagnetic flowmeter flange depressor, including

outer container

1, 1 bottom bilateral symmetry of outer container has two landing legs 2 through the bolt fastening, 1 one end inner wall of outer container has backup pad 3 through the bolt fastening, 3 front ends of backup pad have install bin 4 through the bolt fastening, 4 one side inner walls of install bin have electric putter 9 through the bolt fastening, electric putter 9 output shaft has first closing plate 10, be provided with the mechanism of aerifing in the

install bin

4, 4 one side inner wall install bin 4 of install bin keep away from electric putter 9 one side inner wall and have atress piece 15 through the bolt fastening, 15 tops of atress piece have vibrations sensor 16 through the bolt fastening, 1 front end of outer container has controller 17 through the bolt fastening, be provided with the immersion fluid mechanism in the outer container 1, be provided with fixed establishment in the install bin 4.

In the utility model, a second sealing plate 13 is fixed on the inner wall of one side of an installation box 4 far away from an electric push rod 9 through a bolt, an inflator 14 is fixed on the inner wall of one side of the installation box 4 far away from the electric push rod 9 through a bolt, the output end of the inflator 14 and the second sealing plate 13 are arranged in a penetrating manner, first sliding grooves 5 are respectively arranged on the inner walls of two ends of the installation box 4 through fixing mechanisms, first sliding blocks 6 are connected in the first sliding grooves 5 in a sliding manner, the same fixing plate 8 is fixed between the two first sliding blocks 6 through a bolt, a circular opening 11 is arranged on one side of the fixing plate 8 in a penetrating manner, the same first spring 7 is fixed between the first sliding block 6 and the inner wall of the first sliding groove 5 through a bolt, a circular positioning groove 12 is arranged on the outer wall circumference of the opening 11, a hydraulic cylinder 18 is fixed on the bottom of the inner wall of an outer box 1 through a bolt by an immersion mechanism, a hydraulic rod is arranged on the hydraulic cylinder 18, and an output shaft of the hydraulic rod is connected with an inner box 19, the mounting case 4 has a plurality of through holes 20 formed therethrough.

The working principle is as follows: when the device is used, an external power supply is connected, the flange is placed in the positioning groove 12 in the opening 11, the flange can be prevented from falling, the electric push rod 9 is started, the output shaft of the electric push rod 9 drives the first sealing plate 10 to move, the fixing plate 8 is further pushed to move towards one side of the second sealing plate 13, the flange can be sealed, the hydraulic cylinder is further started, the hydraulic rod pushes the inner box 19 to move upwards until water submerges the stress piece 15, the inflator pump 14 is further started to inflate, if leakage occurs, leaked gas generates vibration to the stress piece 15 through the water, the vibration sensor 16 detects vibration force in real time and displays numerical values on the controller 17, so that the leakage degree of the flange can be detected, when the fixing plate 8 gradually receives the thrust of the first sealing plate 10, the first spring 7 is slowly compressed, so that the sealing process of the first sealing plate 10 and the second sealing plate 13 to the flange is stable and moderate, thereby improving the sealing effect on the flange and reducing the detection error.

Example 2

Referring to fig. 1-4, an electromagnetic flowmeter flange depressor, the supporting shoe 21 is fixed to the bottom of the inner wall of a positioning groove 12 through bolts, two symmetrically distributed second chutes 22 are formed in the inner wall of one side of the positioning groove 12, a second slider 24 is slidably connected to the second chute 22, the same second spring 23 is fixed to the inner walls of the second slider 24 and the second chute 22 through bolts, a connecting rod 25 is fixed to the inner side of the second slider 24 through bolts, third sealing plates 26 are fixed to the bottom of the connecting rod 25 and the top of the supporting shoe 21 through bolts, the cross section of each third sealing plate 26 is semicircular, a compression screw 27 is connected to the top of a fixing plate 8 through threads, and a pressing plate is fixed to the bottom of the compression screw 27 through bolts.

The working principle is as follows: rotating compression screw 27, compression screw 27 moves down produces the extrusion to third closing plate 26, then carries out enclosed seal fixedly to the flange through two third closing plate 26 to further improve sealed effect, and be convenient for fix not unidimensional flange, second spring 23 can reset operation, the flange of being convenient for takes out to third closing plate 26.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. A flange pressurizer of an electromagnetic flowmeter comprises an outer box (1), two support legs (2) are symmetrically fixed on two sides of the bottom of the outer box (1) through bolts, and is characterized in that a support plate (3) is fixed on the inner wall of one end of the outer box (1) through bolts, an installation box (4) is fixed at the front end of the support plate (3) through bolts, an electric push rod (9) is fixed on the inner wall of one side of the installation box (4) through bolts, a first sealing plate (10) is connected with an output shaft of the electric push rod (9), an inflating mechanism is arranged in the installation box (4), a stress piece (15) is fixed on the inner wall of one side of the installation box (4) far away from the electric push rod (9) through bolts, a vibration sensor (16) is fixed on the top of the stress piece (15) through bolts, a controller (17) is fixed at the front end of the outer box (1) through bolts, and an immersion mechanism is arranged in the outer box (1), a fixing mechanism is arranged in the installation box (4).

2. The electromagnetic flowmeter flange depressor according to claim 1, wherein the inflation mechanism is provided with a second sealing plate (13) fixed on the inner wall of the mounting box (4) far away from the electric push rod (9) through bolts, an inflator pump (14) fixed on the inner wall of the mounting box (4) far away from the electric push rod (9) through bolts, and the output end of the inflator pump (14) and the second sealing plate (13) are arranged in a penetrating manner.

3. The electromagnetic flowmeter flange depressor according to claim 1, wherein the fixing mechanism is provided with first sliding grooves (5) on inner walls of two ends of the mounting box (4), the first sliding grooves (5) are connected with first sliding blocks (6) in a sliding manner, the same fixing plate (8) is fixed between the two first sliding blocks (6) through bolts, and a circular opening (11) is formed in one side of the fixing plate (8) in a penetrating manner.

4. The electromagnetic flowmeter flange depressor of claim 3, characterized in that the same first spring (7) is bolted between the first slider (6) and the inner wall of the first runner (5).

5. The electromagnetic flowmeter flange depressor of claim 3, characterized in that the opening (11) has a circular positioning groove (12) formed in its circumferential outer wall.

6. The electromagnetic flowmeter flange depressor according to claim 1, wherein the immersion mechanism is fixed with a hydraulic cylinder (18) at the bottom of the inner wall of the outer box (1) through bolts, the hydraulic cylinder (18) is provided with a hydraulic rod, the output shaft of the hydraulic rod is connected with an inner box (19), and the installation box (4) is provided with a plurality of through holes (20) in a penetrating manner.

7. An electromagnetic flow meter flange depressor according to claim 5, the utility model discloses a fixing plate, including constant head tank (12), constant head tank (12) inner wall bottom has supporting shoe (21) through the bolt fastening, second spout (22) of two symmetric distributions are seted up to constant head tank (12) one side inner wall, sliding connection has second slider (24) in second spout (22), there is same second spring (23) through the bolt fastening between second slider (24) and second spout (22) inner wall, second slider (24) inboard has connecting rod (25) through the bolt fastening, connecting rod (25) bottom and supporting shoe (21) top all have third closing plate (26) through the bolt fastening, third closing plate (26) cross-section sets to semicircle, fixed plate (8) top through thread connection has housing screw (27), housing screw (27) bottom has the clamp plate through the bolt fastening.